[Enter `^Ec?' for help] coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 bootblock starting... Family_Model: 00670f00 PMxC0 STATUS: 0x80800 DoReset BIT11 DW I2C bus 1 at 0xfedc3000 (400 KHz) VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset aa8c0 size d5a4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 verstage starting... Probing TPM I2C: done! DID_VID 0x00281ae0 TPM ready after 0 ms cr50 TPM 2.0 (i2c 1:0x50 id 0x28) TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0 VB2:vb2_check_recovery() Recovery was requested manually VB2:vb2_check_recovery() We have a recovery request: 0x2 / 0x0 Recovery requested (1009000e) tlcl_extend: response is 0 tlcl_extend: response is 0 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/romstage' CBFS: Found @ offset 80 size d2e4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 romstage starting... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'smu_fw' CBFS: Found @ offset 7bc00 size 12262 PSP: Load blob type 19 from @ffe6bc38... OK Google Chrome set keyboard backlight: 4 status (0) POST: 0x37 agesawrapper_amdinitreset() entry CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'AGESA_PRE_MEM' CBFS: Found @ offset df80 size 53bcc agesawrapper_amdinitreset() returned AGESA_SUCCESS POST: 0x38 agesawrapper_amdinitearly() entry Warning - AGESA callout: platform_PcieSlotResetControl not supported Warning - AGESA callout: platform_PcieSlotResetControl not supported agesawrapper_amdinitearly() returned AGESA_SUCCESS POST: 0x40 agesawrapper_amdinitpost() entry DRAM clear on reset: Keep variant_mainboard_read_spd SPD index 9 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'spd.bin' CBFS: Found @ offset 79bc0 size 2000 AGESA set: umamode UMA_SPECIFIED : syslimit 0x12effffff, bottomio 0x00d00000 : uma size 16MB, uma start 0xcf000000 agesawrapper_amdinitpost() returned AGESA_SUCCESS POST: 0x41 Boot Count incremented to 108206 POST: 0x42 PSP: Notify that DRAM is available... OK POST: 0x43 CBMEM: IMD: root @ cdfff000 254 entries. IMD: root @ cdffec00 62 entries. External stage cache: IMD: root @ cefff000 254 entries. IMD: root @ ceffec00 62 entries. creating vboot_handoff structure Chrome EC: UHEPI supported Chrome EC: clear events_b mask to 0x0000000021004000 POST: 0x44 MTRR Range: Start=cd000000 End=ce000000 (Size 1000000) MTRR Range: Start=ff000000 End=0 (Size 1000000) MTRR Range: Start=ce800000 End=cf000000 (Size 800000) POST: 0x45 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/postcar' CBFS: Found @ offset a2a80 size 41f4 Decompressing stage fallback/postcar @ 0xcdfa1fc0 (33488 bytes) Loading module at cdfa2000 with entry cdfa2000. filesize: 0x3fd0 memsize: 0x8290 Processing 114 relocs. Offset value of 0xcbfa2000 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 postcar starting... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/ramstage' CBFS: Found @ offset 61bc0 size 17f95 Decompressing stage fallback/ramstage @ 0xcde9efc0 (1055256 bytes) Loading module at cde9f000 with entry cde9f000. filesize: 0x37198 memsize: 0x1019d8 Processing 3480 relocs. Offset value of 0xcdd9f000 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 ramstage starting... POST: 0x39 FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area RO_VPD found @ c00000 (16384 bytes) WARNING: RO_VPD is uninitialized or empty. FMAP: area RW_VPD found @ 465000 (8192 bytes) FMAP: area RW_VPD found @ 465000 (8192 bytes) POST: 0x80 Normal boot. POST: 0x46 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'smu_fw2' CBFS: Found @ offset 8dec0 size 4cf2 PSP: Load blob type 1a from @ffe7def8... OK POST: 0x47 agesawrapper_amdinitenv() entry CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'AGESA_POST_MEM' CBFS: Found @ offset b7f00 size 135b2 Decompressing stage AGESA_POST_MEM @ 0xcde6cfc0 (198492 bytes) Loading module at cde6d000 with entry cde6d000. filesize: 0x2f340 memsize: 0x2f480 Processing 1271 relocs. Offset value of 0xce06d000 AGESA: Saving stage to cache Fch OEM config in INIT ENV Done agesawrapper_amdinitenv() returned AGESA_SUCCESS POST: 0x70 BS: BS_PRE_DEVICE times (us): entry 124065 run 1060 exit 0 POST: 0x71 Board ID: 6 mainboard: EC init Chrome EC: Set SMI mask to 0x0000000000000000 Chrome EC: UHEPI supported Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006 Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006 Chrome EC: Set WAKE mask to 0x0000000000000000 DW I2C bus 0 at 0xfedc2000 (400 KHz) DW I2C bus 2 at 0xfedc4000 (400 KHz) DW I2C bus 3 at 0xfedc5000 (400 KHz) FMAP: area RW_ELOG found @ 45d000 (16384 bytes) Manufacturer: ef SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000 ELOG: NV offset 0x45d000 size 0x4000 ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024 ELOG: Event(17) added with size 13 at 2024-06-24 07:05:04 UTC POST: Unexpected post code in previous boot: 0x90 ELOG: Event(A3) added with size 11 at 2024-06-24 07:05:04 UTC ELOG: Event(9F) added with size 14 at 2024-06-24 07:05:04 UTC PM1_STS: PWRBTN BMSTATUS setup_bsp_ramtop, TOP MEM: msr.lo = 0xd0000000, msr.hi = 0x00000000 setup_bsp_ramtop, TOP MEM2: msr.lo = 0x2f000000, msr.hi = 0x00000001 BS: BS_DEV_INIT_CHIPS times (us): entry 0 run 96434 exit 0 POST: 0x72 Enumerating buses... Show all devs... Before device enumeration. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 MMIO: fedc2000: enabled 1 MMIO: fedc3000: enabled 1 MMIO: fedc4000: enabled 1 MMIO: fedc5000: enabled 1 APIC: 10: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 I2C: 00:50: enabled 1 I2C: 00:15: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 PCI: 00:00.0: enabled 1 PNP: 0c09.0: enabled 1 Compare with tree... Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 APIC: 10: enabled 1 DOMAIN: 0000: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 MMIO: fedc2000: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 MMIO: fedc3000: enabled 1 I2C: 00:50: enabled 1 MMIO: fedc4000: enabled 1 I2C: 00:15: enabled 1 MMIO: fedc5000: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 Mainboard Grunt Enable. Root Device scanning... root_dev_scan_bus for Root Device CPU_CLUSTER: 0 enabled DOMAIN: 0000 enabled MMIO: fedc2000 enabled MMIO: fedc3000 enabled MMIO: fedc4000 enabled MMIO: fedc5000 enabled DOMAIN: 0000 scanning... PCI: pci_scan_bus for bus 00 POST: 0x24 sb_enable PCI: 00:00.0 [1022/1576] enabled sb_enable sb_enable PCI: 00:01.0 [1002/98e4] enabled sb_enable PCI: 00:01.1 [1002/15b3] enabled sb_enable PCI: 00:02.0 [1022/157b] enabled sb_enable PCI: Static device PCI: 00:02.1 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.2 subordinate bus PCI Express PCI: 00:02.2 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.3 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.4 subordinate bus PCI Express PCI: 00:02.4 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.5 not found, disabling it. PCI: 00:03.0 [1022/157b] enabled sb_enable PCI: 00:08.0 [1022/1578] enabled sb_enable PCI: 00:09.0 [1022/157d] enabled sb_enable PCI: Static device PCI: 00:09.2 not found, disabling it. sb_enable PCI: 00:10.0 [1022/0000] bus ops PCI: 00:10.0 [1022/7914] enabled sb_enable sb_enable PCI: 00:12.0 [1022/0000] bus ops PCI: 00:12.0 [1022/7908] enabled sb_enable PCI: 00:14.0 [1022/790b] bus ops PCI: 00:14.0 [1022/790b] enabled sb_enable PCI: 00:14.3 [1022/0000] bus ops PCI: 00:14.3 [1022/790e] enabled sb_enable PCI: 00:14.7 [1022/7906] enabled sb_enable PCI: 00:18.0 [1022/15b0] ops PCI: 00:18.0 [1022/15b0] enabled sb_enable PCI: 00:18.1 [1022/15b1] enabled sb_enable PCI: 00:18.2 [1022/15b2] enabled sb_enable PCI: 00:18.3 [1022/15b3] enabled sb_enable PCI: 00:18.4 [1022/15b4] enabled sb_enable PCI: 00:18.5 [1022/15b5] enabled POST: 0x25 PCI: 00:02.2 scanning... do_pci_scan_bridge for PCI: 00:02.2 PCI: pci_scan_bus for bus 01 POST: 0x24 PCI: 01:00.0 [168c/003e] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Enabling Common Clock Configuration ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 scan_bus: scanning of bus PCI: 00:02.2 took 40762 usecs PCI: 00:02.4 scanning... do_pci_scan_bridge for PCI: 00:02.4 PCI: pci_scan_bus for bus 02 POST: 0x24 PCI: 02:00.0 [1217/0000] ops PCI: 02:00.0 [1217/8620] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 scan_bus: scanning of bus PCI: 00:02.4 took 40328 usecs PCI: 00:10.0 scanning... scan_usb_bus for PCI: 00:10.0 scan_usb_bus for PCI: 00:10.0 done scan_bus: scanning of bus PCI: 00:10.0 took 8110 usecs PCI: 00:12.0 scanning... scan_usb_bus for PCI: 00:12.0 scan_usb_bus for PCI: 00:12.0 done scan_bus: scanning of bus PCI: 00:12.0 took 8112 usecs PCI: 00:14.0 scanning... scan_generic_bus for PCI: 00:14.0 scan_generic_bus for PCI: 00:14.0 done scan_bus: scanning of bus PCI: 00:14.0 took 8804 usecs PCI: 00:14.3 scanning... scan_lpc_bus for PCI: 00:14.3 PNP: 0c09.0 enabled scan_lpc_bus for PCI: 00:14.3 done scan_bus: scanning of bus PCI: 00:14.3 took 9945 usecs POST: 0x55 scan_bus: scanning of bus DOMAIN: 0000 took 315090 usecs MMIO: fedc2000 scanning... scan_generic_bus for MMIO: fedc2000 bus: MMIO: fedc2000[0]->GENERIC: 0.0 enabled bus: MMIO: fedc2000[0]->I2C: 01:1a enabled bus: MMIO: fedc2000[0]->GENERIC: 0.1 enabled scan_generic_bus for MMIO: fedc2000 done scan_bus: scanning of bus MMIO: fedc2000 took 21178 usecs MMIO: fedc3000 scanning... scan_generic_bus for MMIO: fedc3000 bus: MMIO: fedc3000[0]->I2C: 02:50 enabled scan_generic_bus for MMIO: fedc3000 done scan_bus: scanning of bus MMIO: fedc3000 took 13164 usecs MMIO: fedc4000 scanning... scan_generic_bus for MMIO: fedc4000 bus: MMIO: fedc4000[0]->I2C: 03:15 enabled scan_generic_bus for MMIO: fedc4000 done scan_bus: scanning of bus MMIO: fedc4000 took 13175 usecs MMIO: fedc5000 scanning... scan_generic_bus for MMIO: fedc5000 bus: MMIO: fedc5000[0]->I2C: 04:39 enabled bus: MMIO: fedc5000[0]->I2C: 04:10 enabled scan_generic_bus for MMIO: fedc5000 done scan_bus: scanning of bus MMIO: fedc5000 took 16985 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 426237 usecs done BS: BS_DEV_ENUMERATE times (us): entry 0 run 631226 exit 0 POST: 0x73 found VGA at PCI: 00:01.0 Setting up VGA for PCI: 00:01.0 Setting PCI_BRIDGE_CTL_VGA for bridge DOMAIN: 0000 Setting PCI_BRIDGE_CTL_VGA for bridge Root Device Allocating resources... Reading resources... Root Device read_resources bus 0 link: 0 CPU_CLUSTER: 0 read_resources bus 0 link: 0 CPU_CLUSTER: 0 read_resources bus 0 link: 0 done DOMAIN: 0000 read_resources bus 0 link: 0 PCI: 00:02.2 read_resources bus 1 link: 0 PCI: 00:02.2 read_resources bus 1 link: 0 done PCI: 00:02.4 read_resources bus 2 link: 0 PCI: 00:02.4 read_resources bus 2 link: 0 done PCI: 00:14.3 read_resources bus 0 link: 0 PCI: 00:14.3 read_resources bus 0 link: 0 done Adding PCIe enhanced config space BAR 0xf8000000-0xfc000000. DOMAIN: 0000 read_resources bus 0 link: 0 done MMIO: fedc2000 read_resources bus 1 link: 0 MMIO: fedc2000 read_resources bus 1 link: 0 done MMIO: fedc3000 read_resources bus 2 link: 0 MMIO: fedc3000 read_resources bus 2 link: 0 done MMIO: fedc4000 read_resources bus 3 link: 0 MMIO: fedc4000 read_resources bus 3 link: 0 done MMIO: fedc5000 read_resources bus 4 link: 0 MMIO: fedc5000 read_resources bus 4 link: 0 done Root Device read_resources bus 0 link: 0 done Done reading resources. Show resources in subtree (Root Device)...After reading. Root Device child on link 0 CPU_CLUSTER: 0 CPU_CLUSTER: 0 child on link 0 APIC: 10 APIC: 10 DOMAIN: 0000 child on link 0 PCI: 00:00.0 DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffff flags 40040100 index 10000000 DOMAIN: 0000 resource base 0 size 0 align 0 gran 0 limit ffffffff flags 40040200 index 10000100 PCI: 00:00.0 PCI: 00:00.2 PCI: 00:01.0 PCI: 00:01.0 resource base 0 size 4000000 align 26 gran 26 limit ffffffffffffffff flags 1201 index 10 PCI: 00:01.0 resource base 0 size 800000 align 23 gran 23 limit ffffffffffffffff flags 1201 index 18 PCI: 00:01.0 resource base 0 size 100 align 8 gran 8 limit ffff flags 100 index 20 PCI: 00:01.0 resource base 0 size 40000 align 18 gran 18 limit ffffffff flags 200 index 24 PCI: 00:01.0 resource base 0 size 20000 align 17 gran 17 limit ffffffff flags 2200 index 30 PCI: 00:01.1 PCI: 00:01.1 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10 PCI: 00:02.0 PCI: 00:02.1 PCI: 00:02.2 child on link 0 PCI: 01:00.0 PCI: 00:02.2 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24 PCI: 00:02.2 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base 0 size 200000 align 21 gran 21 limit ffffffffffffffff flags 201 index 10 PCI: 00:02.3 PCI: 00:02.4 child on link 0 PCI: 02:00.0 PCI: 00:02.4 resource base 0 size 0 align 12 gran 12 limit ffffffff flags 80102 index 1c PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24 PCI: 00:02.4 resource base 0 size 0 align 20 gran 20 limit ffffffff flags 80202 index 20 PCI: 02:00.0 PCI: 02:00.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10 PCI: 02:00.0 resource base 0 size 800 align 12 gran 11 limit ffffffff flags 200 index 14 PCI: 00:02.5 PCI: 00:03.0 PCI: 00:08.0 PCI: 00:08.0 resource base 0 size 20000 align 17 gran 17 limit ffffffffffffffff flags 1201 index 10 PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 18 PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 1c PCI: 00:08.0 resource base 0 size 100000 align 20 gran 20 limit ffffffff flags 200 index 20 PCI: 00:08.0 resource base 0 size 2000 align 13 gran 13 limit ffffffff flags 200 index 24 PCI: 00:09.0 PCI: 00:09.2 PCI: 00:10.0 PCI: 00:10.0 resource base 0 size 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10 PCI: 00:11.0 PCI: 00:12.0 PCI: 00:12.0 resource base 0 size 100 align 12 gran 8 limit ffffffff flags 200 index 10 PCI: 00:14.0 PCI: 00:14.3 child on link 0 PNP: 0c09.0 PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000 PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100 PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2 PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3 PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:14.7 PCI: 00:14.7 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10 PCI: 00:18.0 PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058 PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000 PCI: 00:18.1 PCI: 00:18.2 PCI: 00:18.3 PCI: 00:18.4 PCI: 00:18.5 MMIO: fedc2000 child on link 0 GENERIC: 0.0 GENERIC: 0.0 I2C: 01:1a GENERIC: 0.1 MMIO: fedc3000 child on link 0 I2C: 02:50 I2C: 02:50 MMIO: fedc4000 child on link 0 I2C: 03:15 I2C: 03:15 MMIO: fedc5000 child on link 0 I2C: 04:39 I2C: 04:39 I2C: 04:10 DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff PCI: 00:02.2 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff PCI: 00:02.4 io: base: 0 size: 0 align: 12 gran: 12 limit: ffffffff done PCI: 00:01.0 20 * [0x0 - 0xff] io DOMAIN: 0000 io: base: 100 size: 100 align: 8 gran: 0 limit: ffff done DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff PCI: 00:02.2 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done PCI: 00:02.2 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff PCI: 01:00.0 10 * [0x0 - 0x1fffff] mem PCI: 00:02.2 mem: base: 200000 size: 200000 align: 21 gran: 20 limit: ffffffff done PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff PCI: 00:02.4 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done PCI: 00:02.4 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff PCI: 02:00.0 10 * [0x0 - 0xfff] mem PCI: 02:00.0 14 * [0x1000 - 0x17ff] mem PCI: 00:02.4 mem: base: 1800 size: 100000 align: 20 gran: 20 limit: ffffffff done PCI: 00:01.0 10 * [0x0 - 0x3ffffff] prefmem PCI: 00:01.0 18 * [0x4000000 - 0x47fffff] prefmem PCI: 00:02.2 20 * [0x4800000 - 0x49fffff] mem PCI: 00:02.4 20 * [0x4a00000 - 0x4afffff] mem PCI: 00:08.0 18 * [0x4b00000 - 0x4bfffff] mem PCI: 00:08.0 20 * [0x4c00000 - 0x4cfffff] mem PCI: 00:01.0 24 * [0x4d00000 - 0x4d3ffff] mem PCI: 00:01.0 30 * [0x4d40000 - 0x4d5ffff] mem PCI: 00:08.0 10 * [0x4d60000 - 0x4d7ffff] prefmem PCI: 00:01.1 10 * [0x4d80000 - 0x4d83fff] mem PCI: 00:08.0 24 * [0x4d84000 - 0x4d85fff] mem PCI: 00:10.0 10 * [0x4d86000 - 0x4d87fff] mem PCI: 00:08.0 1c * [0x4d88000 - 0x4d88fff] mem PCI: 00:12.0 10 * [0x4d89000 - 0x4d890ff] mem PCI: 00:14.7 10 * [0x4d8a000 - 0x4d8a0ff] mem DOMAIN: 0000 mem: base: 4d8a100 size: 4d8a100 align: 26 gran: 0 limit: ffffffff done avoid_fixed_resources: DOMAIN: 0000 avoid_fixed_resources:@DOMAIN: 0000 10000000 limit 0000ffff avoid_fixed_resources:@DOMAIN: 0000 10000100 limit ffffffff constrain_resources: PCI: 00:14.3 10000000 base 00000000 limit 00000fff io (fixed) constrain_resources: PCI: 00:14.3 10000100 base ff000000 limit ffffffff mem (fixed) constrain_resources: PCI: 00:14.3 02 base fec10000 limit fec103ff mem (fixed) constrain_resources: PCI: 00:14.3 03 base fec00000 limit fec00fff mem (fixed) constrain_resources: PCI: 00:18.0 c0010058 base f8000000 limit fbffffff mem (fixed) avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001000 limit 0000ffff avoid_fixed_resources:@DOMAIN: 0000 10000100 base f0000000 limit f7ffffff Setting resources... DOMAIN: 0000 io: base:1000 size:100 align:8 gran:0 limit:ffff PCI: 00:01.0 20 * [0x1000 - 0x10ff] io DOMAIN: 0000 io: next_base: 1100 size: 100 align: 8 gran: 0 done PCI: 00:02.2 io: base:ffff size:0 align:12 gran:12 limit:ffff PCI: 00:02.2 io: next_base: ffff size: 0 align: 12 gran: 12 done PCI: 00:02.4 io: base:ffff size:0 align:12 gran:12 limit:ffff PCI: 00:02.4 io: next_base: ffff size: 0 align: 12 gran: 12 done DOMAIN: 0000 mem: base:f0000000 size:4d8a100 align:26 gran:0 limit:f7ffffff PCI: 00:01.0 10 * [0xf0000000 - 0xf3ffffff] prefmem PCI: 00:01.0 18 * [0xf4000000 - 0xf47fffff] prefmem PCI: 00:02.2 20 * [0xf4800000 - 0xf49fffff] mem PCI: 00:02.4 20 * [0xf4a00000 - 0xf4afffff] mem PCI: 00:08.0 18 * [0xf4b00000 - 0xf4bfffff] mem PCI: 00:08.0 20 * [0xf4c00000 - 0xf4cfffff] mem PCI: 00:01.0 24 * [0xf4d00000 - 0xf4d3ffff] mem PCI: 00:01.0 30 * [0xf4d40000 - 0xf4d5ffff] mem PCI: 00:08.0 10 * [0xf4d60000 - 0xf4d7ffff] prefmem PCI: 00:01.1 10 * [0xf4d80000 - 0xf4d83fff] mem PCI: 00:08.0 24 * [0xf4d84000 - 0xf4d85fff] mem PCI: 00:10.0 10 * [0xf4d86000 - 0xf4d87fff] mem PCI: 00:08.0 1c * [0xf4d88000 - 0xf4d88fff] mem PCI: 00:12.0 10 * [0xf4d89000 - 0xf4d890ff] mem PCI: 00:14.7 10 * [0xf4d8a000 - 0xf4d8a0ff] mem DOMAIN: 0000 mem: next_base: f4d8a100 size: 4d8a100 align: 26 gran: 0 done PCI: 00:02.2 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff PCI: 00:02.2 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done PCI: 00:02.2 mem: base:f4800000 size:200000 align:21 gran:20 limit:f49fffff PCI: 01:00.0 10 * [0xf4800000 - 0xf49fffff] mem PCI: 00:02.2 mem: next_base: f4a00000 size: 200000 align: 21 gran: 20 done PCI: 00:02.4 prefmem: base:f7ffffff size:0 align:20 gran:20 limit:f7ffffff PCI: 00:02.4 prefmem: next_base: f7ffffff size: 0 align: 20 gran: 20 done PCI: 00:02.4 mem: base:f4a00000 size:100000 align:20 gran:20 limit:f4afffff PCI: 02:00.0 10 * [0xf4a00000 - 0xf4a00fff] mem PCI: 02:00.0 14 * [0xf4a01000 - 0xf4a017ff] mem PCI: 00:02.4 mem: next_base: f4a01800 size: 100000 align: 20 gran: 20 done Root Device assign_resources, bus 0 link: 0 DOMAIN: 0000 assign_resources, bus 0 link: 0 PCI: 00:01.0 10 <- [0x00f0000000 - 0x00f3ffffff] size 0x04000000 gran 0x1a prefmem64 PCI: 00:01.0 18 <- [0x00f4000000 - 0x00f47fffff] size 0x00800000 gran 0x17 prefmem64 PCI: 00:01.0 20 <- [0x0000001000 - 0x00000010ff] size 0x00000100 gran 0x08 io PCI: 00:01.0 24 <- [0x00f4d00000 - 0x00f4d3ffff] size 0x00040000 gran 0x12 mem PCI: 00:01.0 30 <- [0x00f4d40000 - 0x00f4d5ffff] size 0x00020000 gran 0x11 romem PCI: 00:01.1 10 <- [0x00f4d80000 - 0x00f4d83fff] size 0x00004000 gran 0x0e mem64 PCI: 00:02.2 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 01 io PCI: 00:02.2 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 01 prefmem PCI: 00:02.2 20 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x14 bus 01 mem PCI: 00:02.2 assign_resources, bus 1 link: 0 PCI: 01:00.0 10 <- [0x00f4800000 - 0x00f49fffff] size 0x00200000 gran 0x15 mem64 PCI: 00:02.2 assign_resources, bus 1 link: 0 PCI: 00:02.4 1c <- [0x000000ffff - 0x000000fffe] size 0x00000000 gran 0x0c bus 02 io PCI: 00:02.4 24 <- [0x00f7ffffff - 0x00f7fffffe] size 0x00000000 gran 0x14 bus 02 prefmem PCI: 00:02.4 20 <- [0x00f4a00000 - 0x00f4afffff] size 0x00100000 gran 0x14 bus 02 mem PCI: 00:02.4 assign_resources, bus 2 link: 0 PCI: 02:00.0 10 <- [0x00f4a00000 - 0x00f4a00fff] size 0x00001000 gran 0x0c mem PCI: 02:00.0 14 <- [0x00f4a01000 - 0x00f4a017ff] size 0x00000800 gran 0x0b mem PCI: 00:02.4 assign_resources, bus 2 link: 0 PCI: 00:08.0 10 <- [0x00f4d60000 - 0x00f4d7ffff] size 0x00020000 gran 0x11 prefmem64 PCI: 00:08.0 18 <- [0x00f4b00000 - 0x00f4bfffff] size 0x00100000 gran 0x14 mem PCI: 00:08.0 1c <- [0x00f4d88000 - 0x00f4d88fff] size 0x00001000 gran 0x0c mem PCI: 00:08.0 20 <- [0x00f4c00000 - 0x00f4cfffff] size 0x00100000 gran 0x14 mem PCI: 00:08.0 24 <- [0x00f4d84000 - 0x00f4d85fff] size 0x00002000 gran 0x0d mem PCI: 00:10.0 10 <- [0x00f4d86000 - 0x00f4d87fff] size 0x00002000 gran 0x0d mem64 PCI: 00:12.0 10 <- [0x00f4d89000 - 0x00f4d890ff] size 0x00000100 gran 0x08 mem PCI: 00:14.3 assign_resources, bus 0 link: 0 PCI: 00:14.3 assign_resources, bus 0 link: 0 PCI: 00:14.7 10 <- [0x00f4d8a000 - 0x00f4d8a0ff] size 0x00000100 gran 0x08 mem64 DOMAIN: 0000 assign_resources, bus 0 link: 0 Root Device assign_resources, bus 0 link: 0 Done setting resources. Show resources in subtree (Root Device)...After assigning values. Root Device child on link 0 CPU_CLUSTER: 0 CPU_CLUSTER: 0 child on link 0 APIC: 10 APIC: 10 DOMAIN: 0000 child on link 0 PCI: 00:00.0 DOMAIN: 0000 resource base 1000 size 100 align 8 gran 0 limit ffff flags 40040100 index 10000000 DOMAIN: 0000 resource base f0000000 size 4d8a100 align 26 gran 0 limit f7ffffff flags 40040200 index 10000100 DOMAIN: 0000 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 10 DOMAIN: 0000 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index 11 DOMAIN: 0000 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index 12 DOMAIN: 0000 resource base 100000 size cdf00000 align 0 gran 0 limit 0 flags e0004200 index 13 DOMAIN: 0000 resource base ce000000 size 2000000 align 0 gran 0 limit 0 flags f0004200 index 14 DOMAIN: 0000 resource base 100000000 size 2f000000 align 0 gran 0 limit 0 flags e0004200 index 15 PCI: 00:00.0 PCI: 00:00.2 PCI: 00:01.0 PCI: 00:01.0 resource base f0000000 size 4000000 align 26 gran 26 limit f3ffffff flags 60001201 index 10 PCI: 00:01.0 resource base f4000000 size 800000 align 23 gran 23 limit f47fffff flags 60001201 index 18 PCI: 00:01.0 resource base 1000 size 100 align 8 gran 8 limit 10ff flags 60000100 index 20 PCI: 00:01.0 resource base f4d00000 size 40000 align 18 gran 18 limit f4d3ffff flags 60000200 index 24 PCI: 00:01.0 resource base f4d40000 size 20000 align 17 gran 17 limit f4d5ffff flags 60002200 index 30 PCI: 00:01.1 PCI: 00:01.1 resource base f4d80000 size 4000 align 14 gran 14 limit f4d83fff flags 60000201 index 10 PCI: 00:02.0 PCI: 00:02.1 PCI: 00:02.2 child on link 0 PCI: 01:00.0 PCI: 00:02.2 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c PCI: 00:02.2 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24 PCI: 00:02.2 resource base f4800000 size 200000 align 21 gran 20 limit f49fffff flags 60080202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10 PCI: 00:02.3 PCI: 00:02.4 child on link 0 PCI: 02:00.0 PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c PCI: 00:02.4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24 PCI: 00:02.4 resource base f4a00000 size 100000 align 20 gran 20 limit f4afffff flags 60080202 index 20 PCI: 02:00.0 PCI: 02:00.0 resource base f4a00000 size 1000 align 12 gran 12 limit f4a00fff flags 60000200 index 10 PCI: 02:00.0 resource base f4a01000 size 800 align 12 gran 11 limit f4a017ff flags 60000200 index 14 PCI: 00:02.5 PCI: 00:03.0 PCI: 00:08.0 PCI: 00:08.0 resource base f4d60000 size 20000 align 17 gran 17 limit f4d7ffff flags 60001201 index 10 PCI: 00:08.0 resource base f4b00000 size 100000 align 20 gran 20 limit f4bfffff flags 60000200 index 18 PCI: 00:08.0 resource base f4d88000 size 1000 align 12 gran 12 limit f4d88fff flags 60000200 index 1c PCI: 00:08.0 resource base f4c00000 size 100000 align 20 gran 20 limit f4cfffff flags 60000200 index 20 PCI: 00:08.0 resource base f4d84000 size 2000 align 13 gran 13 limit f4d85fff flags 60000200 index 24 PCI: 00:09.0 PCI: 00:09.2 PCI: 00:10.0 PCI: 00:10.0 resource base f4d86000 size 2000 align 13 gran 13 limit f4d87fff flags 60000201 index 10 PCI: 00:11.0 PCI: 00:12.0 PCI: 00:12.0 resource base f4d89000 size 100 align 12 gran 8 limit f4d890ff flags 60000200 index 10 PCI: 00:14.0 PCI: 00:14.3 child on link 0 PNP: 0c09.0 PCI: 00:14.3 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0040100 index 10000000 PCI: 00:14.3 resource base ff000000 size 1000000 align 0 gran 0 limit 0 flags c0040200 index 10000100 PCI: 00:14.3 resource base fec10000 size 400 align 0 gran 0 limit 0 flags e0040200 index 2 PCI: 00:14.3 resource base fec00000 size 1000 align 0 gran 0 limit 0 flags c0000200 index 3 PCI: 00:14.3 resource base fedc2000 size 4000 align 0 gran 0 limit 0 flags c0000200 index 4 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:14.7 PCI: 00:14.7 resource base f4d8a000 size 100 align 12 gran 8 limit f4d8a0ff flags 60000201 index 10 PCI: 00:18.0 PCI: 00:18.0 resource base f8000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index c0010058 PCI: 00:18.0 resource base fec20000 size 1000 align 0 gran 0 limit 0 flags c0000200 index fec20000 PCI: 00:18.1 PCI: 00:18.2 PCI: 00:18.3 PCI: 00:18.4 PCI: 00:18.5 MMIO: fedc2000 child on link 0 GENERIC: 0.0 GENERIC: 0.0 I2C: 01:1a GENERIC: 0.1 MMIO: fedc3000 child on link 0 I2C: 02:50 I2C: 02:50 MMIO: fedc4000 child on link 0 I2C: 03:15 I2C: 03:15 MMIO: fedc5000 child on link 0 I2C: 04:39 I2C: 04:39 I2C: 04:10 Done allocating resources. BS: BS_DEV_RESOURCES times (us): entry 0 run 1563679 exit 0 PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing: PCI_INTR_INDEX name PIC mode APIC mode 0x00 INTA# 0x03 0x10 0x01 INTB# 0x04 0x11 0x02 INTC# 0x05 0x12 0x03 INTD# 0x07 0x13 0x04 INTE# 0x0B 0x14 0x05 INTF# 0x1F 0x1F 0x06 INTG# 0x1F 0x16 0x07 INTH# 0x1F 0x17 0x08 Misc 0xFA 0x00 0x09 Misc0 0xF1 0x00 0x0A Misc1 0x00 0x00 0x0B Misc2 0x00 0x00 0x0C Ser IRQ INTA 0x1F 0x1F 0x0D Ser IRQ INTB 0x1F 0x1F 0x0E Ser IRQ INTC 0x1F 0x1F 0x0F Ser IRQ INTD 0x1F 0x1F 0x10 SCI 0x09 0x09 0x11 SMBUS 0x1F 0x1F 0x12 ASF 0x1F 0x1F 0x13 HDA 0x03 0x10 0x14 FC 0x1F 0x1F 0x16 PerMon 0x1F 0x1F 0x17 SD 0x03 0x10 0x1A SDIOt 0x00 0x1F 0x30 EHCI 0x05 0x12 0x34 XHCI 0x04 0x12 0x41 SATA 0x07 0x13 0x62 GPIO 0x07 0x07 0x70 I2C0 0x03 0x03 0x71 I2C1 0x0F 0x0F 0x72 I2C2 0x06 0x06 0x73 I2C3 0x0E 0x0E 0x74 UART0 0x0A 0x0A 0x75 UART1 0x0B 0x0B PCI_CFG IRQ: Write PCI config space IRQ assignments PCI IRQ: Found device 0:01.00 using PIN A PCI Devfn (0x8) not found in pirq_data table PCI IRQ: Found device 0:01.01 using PIN B Found this device in pirq_data table entry 5 Orig INT_PIN : 2 (PIN B) PCI_INTR idx : 0x13 (HDA) INT_LINE : 0x3 (IRQ 3) PCI IRQ: Found device 0:02.02 using PIN A Found this device in pirq_data table entry 1 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x01 (INTB#) INT_LINE : 0x4 (IRQ 4) PCI IRQ: Found device 0:02.04 using PIN A Found this device in pirq_data table entry 3 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x03 (INTD#) INT_LINE : 0x7 (IRQ 7) PCI IRQ: Found device 0:08.00 using PIN A PCI Devfn (0x40) not found in pirq_data table PCI IRQ: Found device 0:10.00 using PIN A Found this device in pirq_data table entry 10 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x34 (XHCI) INT_LINE : 0x4 (IRQ 4) PCI IRQ: Found device 0:12.00 using PIN A Found this device in pirq_data table entry 9 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x30 (EHCI) INT_LINE : 0x5 (IRQ 5) PCI IRQ: Found device 0:14.07 using PIN A Found this device in pirq_data table entry 6 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x17 (SD) INT_LINE : 0x3 (IRQ 3) PCI IRQ: Found device 2:00.00 using PIN A With INT_PIN swizzled to PIN A Attached to bridge device 0:02h.04h Found this device in pirq_data table entry 3 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x03 (INTD#) INT_LINE : 0x7 (IRQ 7) PCI IRQ: Found device 1:00.00 using PIN A With INT_PIN swizzled to PIN A Attached to bridge device 0:02h.02h Found this device in pirq_data table entry 1 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x01 (INTB#) INT_LINE : 0x4 (IRQ 4) PCI_CFG IRQ: Finished writing PCI config space IRQ assignments POST: 0x74 Enabling resources... agesawrapper_amdinitmid() entry agesawrapper_amdinitmid() returned AGESA_SUCCESS PCI: 00:00.0 subsystem <- 1022/1576 PCI: 00:00.0 cmd <- 04 PCI: 00:01.0 subsystem <- 1002/98e4 PCI: 00:01.0 cmd <- 07 PCI: 00:01.1 subsystem <- 1002/15b3 PCI: 00:01.1 cmd <- 02 PCI: 00:02.0 subsystem <- 1022/157b PCI: 00:02.0 cmd <- 00 PCI: 00:02.2 bridge ctrl <- 0003 PCI: 00:02.2 cmd <- 06 PCI: 00:02.4 bridge ctrl <- 0003 PCI: 00:02.4 cmd <- 06 PCI: 00:03.0 cmd <- 00 PCI: 00:08.0 subsystem <- 1022/1578 PCI: 00:08.0 cmd <- 06 PCI: 00:09.0 subsystem <- 1022/157d PCI: 00:09.0 cmd <- 00 PCI: 00:10.0 subsystem <- 1022/7914 PCI: 00:10.0 cmd <- 02 PCI: 00:12.0 subsystem <- 1022/7908 PCI: 00:12.0 cmd <- 02 PCI: 00:14.0 subsystem <- 1022/790b PCI: 00:14.0 cmd <- 403 PCI: 00:14.3 subsystem <- 1022/790e PCI: 00:14.3 cmd <- 0f Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe Covered by wideIO 0 PCI: 00:14.7 subsystem <- 1022/7906 PCI: 00:14.7 cmd <- 06 PCI: 00:18.0 cmd <- 00 PCI: 00:18.1 subsystem <- 1022/15b1 PCI: 00:18.1 cmd <- 00 PCI: 00:18.2 subsystem <- 1022/15b2 PCI: 00:18.2 cmd <- 00 PCI: 00:18.3 subsystem <- 1022/15b3 PCI: 00:18.3 cmd <- 00 PCI: 00:18.4 subsystem <- 1022/15b4 PCI: 00:18.4 cmd <- 00 PCI: 00:18.5 subsystem <- 1022/15b5 PCI: 00:18.5 cmd <- 00 PCI: 01:00.0 cmd <- 02 PCI: 02:00.0 subsystem <- 1217/8620 PCI: 02:00.0 cmd <- 06 done. BS: BS_DEV_ENABLE times (us): entry 279603 run 130694 exit 0 POST: 0x75 Initializing devices... Root Device init ... Root Device init finished in 1948 usecs POST: 0x75 CPU_CLUSTER: 0 init ... MTRR: Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0 0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1 0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e call enable_fixed_mtrr() CPU physical address size: 48 bits MTRR: default type WB/UC MTRR counts: 8/6. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1 MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1 MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 MTRR check Fixed MTRRs : Enabled Variable MTRRs: Enabled POST: 0x93 Will perform SMM setup. CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G . Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170 Processing 16 relocs. Offset value of 0x00030000 Attempting to start 1 APs Waiting for 10ms after sending INIT. Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11. done. Waiting for 2nd SIPI to complete...done. Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x00038000 SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000) Installing SMM handler to 0xce800000 Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18 Processing 481 relocs. Offset value of 0xce810000 Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0xce808000 SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd SMM Module: stub loaded at ce808000. Will call ce81142b(00000000) New SMBASE 0xce800000 Relocation complete. New SMBASE 0xce7ffe00 Relocation complete. Initializing CPU #0 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x10 done. CPU #0 initialized Initializing CPU #1 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x11 done. CPU #1 initialized bsp_do_flight_plan done after 91 msecs. MTRR: TEMPORARY Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0 0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: default type WB/UC MTRR counts: 7/5. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5 MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 CPU_CLUSTER: 0 init finished in 346080 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:00.0 init ... PCI: 00:00.0 init finished in 2008 usecs POST: 0x75 POST: 0x75 PCI: 00:01.0 init ... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'pci1002,98e4.rom' CBFS: Found @ offset 92c00 size fe00 Mapping PCI device 100298e4 to 100298e0 In CBFS, ROM address for PCI: 00:01.0 = ffe82c48 PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0 PCI ROM image, vendor ID 1002, device ID 98e0, PCI ROM image, Class Code 030000, Code Type 00 Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes Real mode stub @00000600: 867 bytes Calling Option ROM... ... Option ROM returned. VBE: Getting information about VESA mode 41d2 VBE: resolution: 1366x768@16 VBE: framebuffer: f0000000 VBE: Setting VESA mode 41d2 VGA Option ROM was run PCI: 00:01.0 init finished in 112219 usecs POST: 0x75 PCI: 00:01.1 init ... PCI: 00:01.1 init finished in 2003 usecs POST: 0x75 PCI: 00:02.0 init ... PCI: 00:02.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:03.0 init ... PCI: 00:03.0 init finished in 2002 usecs POST: 0x75 PCI: 00:08.0 init ... PCI: 00:08.0 init finished in 2002 usecs POST: 0x75 PCI: 00:09.0 init ... PCI: 00:09.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:10.0 init ... PCI: 00:10.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:12.0 init ... PCI: 00:12.0 init finished in 2002 usecs POST: 0x75 PCI: 00:14.0 init ... IOAPIC: Initializing IOAPIC at 0xfec00000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x04 IOAPIC: Dumping registers reg 0x0000: 0x04000000 reg 0x0001: 0x00178021 reg 0x0002: 0x04000000 IOAPIC: 24 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 PCI: 00:14.0 init finished in 133956 usecs POST: 0x75 PCI: 00:14.3 init ... RTC Init PCI: 00:14.3 init finished in 2964 usecs POST: 0x75 PCI: 00:14.7 init ... PCI: 00:14.7 init finished in 2002 usecs POST: 0x75 PCI: 00:18.0 init ... IOAPIC: Initializing IOAPIC at 0xfec20000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x05 IOAPIC: Dumping registers reg 0x0000: 0x05000000 reg 0x0001: 0x001f8021 reg 0x0002: 0x00000000 IOAPIC: 32 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 IOAPIC: reg 0x00000018 value 0x00000000 0x00010000 IOAPIC: reg 0x00000019 value 0x00000000 0x00010000 IOAPIC: reg 0x0000001a value 0x00000000 0x00010000 IOAPIC: reg 0x0000001b value 0x00000000 0x00010000 IOAPIC: reg 0x0000001c value 0x00000000 0x00010000 IOAPIC: reg 0x0000001d value 0x00000000 0x00010000 IOAPIC: reg 0x0000001e value 0x00000000 0x00010000 IOAPIC: reg 0x0000001f value 0x00000000 0x00010000 PCI: 00:18.0 init finished in 170064 usecs POST: 0x75 PCI: 00:18.1 init ... PCI: 00:18.1 init finished in 2002 usecs POST: 0x75 PCI: 00:18.2 init ... PCI: 00:18.2 init finished in 2002 usecs POST: 0x75 PCI: 00:18.3 init ... PCI: 00:18.3 init finished in 2002 usecs POST: 0x75 PCI: 00:18.4 init ... PCI: 00:18.4 init finished in 2002 usecs POST: 0x75 PCI: 00:18.5 init ... PCI: 00:18.5 init finished in 2002 usecs POST: 0x75 PCI: 01:00.0 init ... PCI: 01:00.0 init finished in 2002 usecs POST: 0x75 PCI: 02:00.0 init ... BayHub BH720: Power-saving enabled (link_ctrl=0x110103) PCI: 02:00.0 init finished in 7127 usecs POST: 0x75 PNP: 0c09.0 init ... Google Chrome EC: Hello got back 11223344 status (0) Google Chrome EC: version: ro: careena_v2.0.11488-7215d6e0e4 rw: careena_v2.0.11488-7215d6e0e4 running image: 1 Google Chrome EC uptime: 6.994 seconds Google Chrome AP resets since EC boot: 0 Google Chrome most recent AP reset causes: Google Chrome EC reset flags at last EC boot: reset-pin | hard PNP: 0c09.0 init finished in 35115 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 Devices initialized Show all devs... After init. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 MMIO: fedc2000: enabled 1 MMIO: fedc3000: enabled 1 MMIO: fedc4000: enabled 1 MMIO: fedc5000: enabled 1 APIC: 10: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 0 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 0 PCI: 00:02.4: enabled 1 PCI: 00:02.5: enabled 0 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 0 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 GENERIC: 0.0: enabled 1 I2C: 01:1a: enabled 1 GENERIC: 0.1: enabled 1 I2C: 02:50: enabled 1 I2C: 03:15: enabled 1 I2C: 04:39: enabled 1 I2C: 04:10: enabled 1 PCI: 02:00.0: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:03.0: enabled 1 PCI: 01:00.0: enabled 1 APIC: 11: enabled 1 BS: BS_DEV_INIT times (us): entry 0 run 1077086 exit 150 ELOG: Event(A1) added with size 10 at 2024-06-24 07:05:07 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x02 ELOG: Event(A0) added with size 9 at 2024-06-24 07:05:07 UTC elog_add_boot_reason: Logged dev mode boot POST: 0x76 Finalize devices... Devices finalized FMAP: area RW_NVRAM found @ 467000 (20480 bytes) agesawrapper_amdinitlate() entry DmiTable:cdfbd4a3, AcpiPstatein: cdfbc2b9, AcpiSrat:00000000,AcpiSlit:00000000, Mce:cdfbd327, Cmc:cdfbd3e9,Alib:cdfbe586, AcpiIvrs:00000000 in agesawrapper_amdinitlate agesawrapper_amdinitlate() returned AGESA_SUCCESS agesawrapper_amdinitrtb() entry agesawrapper_amdinitrtb() returned AGESA_SUCCESS BS: BS_POST_DEVICE times (us): entry 22180 run 4547 exit 37703 FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes) MRC: Checking cached data update for 'RW_MRC_CACHE'. MRC: cache data 'RW_MRC_CACHE' needs update. ELOG: Event(AA) added with size 11 at 2024-06-24 07:05:08 UTC POST: 0x77 BS: BS_OS_RESUME_CHECK times (us): entry 29908 run 1059 exit 1 ELOG: Event(91) added with size 10 at 2024-06-24 07:05:08 UTC POST: 0x79 POST: 0x9c CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/dsdt.aml' CBFS: Found @ offset a6cc0 size 3b94 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/slic' CBFS: 'fallback/slic' not found. ACPI: Writing ACPI tables at cde2e000. ACPI: * FACS ACPI: * DSDT Ramoops buffer: 0x100000@0xcdd2e000. ACPI: * FADT pm_base: 0x0400 ACPI: added table 1/32, length now 40 ACPI: * SSDT ACPI \_PR report 2 core(s) dw_i2c: bad counts. hcnt = -1 lcnt = 9 dw_i2c: bad counts. hcnt = -1 lcnt = 13 dw_i2c: bad counts. hcnt = -13 lcnt = 11 dw_i2c: bad counts. hcnt = -7 lcnt = 16 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'pci1002,98e4.rom' CBFS: Found @ offset 92c00 size fe00 Mapping PCI device 100298e4 to 100298e0 In CBFS, ROM address for PCI: 00:01.0 = ffe82c48 PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0 PCI ROM image, vendor ID 1002, device ID 98e0, PCI ROM image, Class Code 030000, Code Type 00 \_SB.I2CA.ADAU: Analog Digital DMIC \_SB.I2CA.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 0 \_SB.I2CA.MAXM: Maxim Integrated 98357A Amplifier \_SB.I2CB.TPMI: I2C TPM at I2C: 02:50 \_SB.I2CC.D015: ELAN Touchpad at I2C: 03:15 \_SB.I2CD.D039: Raydium Touchscreen at I2C: 04:39 \_SB.I2CD.D010: ELAN Touchscreen at I2C: 04:10 ACPI: added table 2/32, length now 44 ACPI: * MCFG ACPI: added table 3/32, length now 48 ACPI: * TCPA TCPA log created at cdd0e000 ACPI: added table 4/32, length now 52 ACPI: * MADT ACPI: added table 5/32, length now 56 current = cde32e10 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'pci1002,98e4.rom' CBFS: Found @ offset 92c00 size fe00 Mapping PCI device 100298e4 to 100298e0 In CBFS, ROM address for PCI: 00:01.0 = ffe82c48 PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0 PCI ROM image, vendor ID 1002, device ID 98e0, PCI ROM image, Class Code 030000, Code Type 00 ACPI: * VFCT at cde32e10 Copying initialized VBIOS image from 000c0000 ACPI: added table 6/32, length now 60 ACPI: * HPET ACPI: added table 7/32, length now 64 ACPI: added table 8/32, length now 68 ACPI: * IVRS at cde42e90 AGESA IVRS table NULL. Skipping. ACPI: * SRAT at cde42e90 AGESA SRAT table NULL. Skipping. ACPI: * SLIT at cde42e90 AGESA SLIT table NULL. Skipping. ACPI: * AGESA ALIB SSDT at cde42e90 ACPI: added table 9/32, length now 72 ACPI: * SSDT at cde479f0 ACPI: added table 10/32, length now 76 ACPI: * SSDT for PState at cde47e2c ACPI: done. ACPI tables: 106032 bytes. smbios_write_tables: cdd0d000 Create SMBIOS type 17 SMBIOS tables: 539 bytes. Writing table forward entry at 0x00000500 Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9 Writing coreboot table at 0xcde52000 0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES 1. 0000000000001000-000000000009ffff: RAM 2. 00000000000a0000-00000000000fffff: RESERVED 3. 0000000000100000-00000000cdd0cfff: RAM 4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES 5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE 6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES 7. 00000000ce000000-00000000cfffffff: RESERVED 8. 00000000f8000000-00000000fbffffff: RESERVED 9. 0000000100000000-000000012effffff: RAM Passing 5 GPIOs to payload: NAME | PORT | POLARITY | VALUE write protect | undefined | high | low recovery | undefined | high | low lid | undefined | high | high power | undefined | high | low EC in RW | 0x0000000f | high | low Board ID: 6 SKU ID: 33 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) Wrote coreboot table at: cde52000, 0x538 bytes, checksum 6ac9 coreboot table: 1360 bytes. IMD ROOT 0. cdfff000 00001000 IMD SMALL 1. cdffe000 00001000 CONSOLE 2. cdfde000 00020000 TIME STAMP 3. cdfdd000 00000910 VBOOT 4. cdfdc000 00000c0c ACPISCRATCH 5. cdfac000 00030000 ROMSTG STCK 6. cdfab000 00000400 AFTER CAR 7. cdfa1000 0000a000 RAMSTAGE 8. cde9e000 00103000 REFCODE 9. cde6c000 00032000 ACPI GNVS 10. cde6b000 00001000 SMM BACKUP 11. cde5b000 00010000 MRC DATA 12. cde5a000 00000e75 COREBOOT 13. cde52000 00008000 ACPI 14. cde2e000 00024000 RAMOOPS 15. cdd2e000 00100000 VGA ROM #0 16. cdd1e000 0000fe00 TCPA TCGLOG17. cdd0e000 00010000 SMBIOS 18. cdd0d000 00000800 IMD small region: IMD ROOT 0. cdffec00 00000400 VBOOT SEL 1. cdffebe0 00000008 EC HOSTEVENT 2. cdffebc0 00000008 ROMSTAGE 3. cdffeba0 00000004 VPD 4. cdffeb60 00000027 POWER STATE 5. cdffeb40 00000010 MEM INFO 6. cdffe9e0 00000149 COREBOOTFWD 7. cdffe9a0 00000028 BS: BS_WRITE_TABLES times (us): entry 5552 run 438459 exit 1 POST: 0x7a CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/payload' CBFS: Found @ offset 1ae180 size 39f90 Loading segment from ROM address 0xfff9e1b8 code (compression=0) New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58 Loading segment from ROM address 0xfff9e1d4 Entry Point 0x30104020 Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 lb: [0x00000000cde9f000, 0x00000000cdfa09d8) Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 it's not compressed! [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0 Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938 dest 30104020, end 303588b0, bouncebuffer ffffffff Loaded segments Lock SMM configuration POST: 0xfe BS: BS_PAYLOAD_LOAD times (us): entry 231 run 92764 exit 3309 PSP: Notify that POST is finishing... OK POST: 0x7b mp_park_aps done after 0 msecs. Jumping to boot code at 30104020(cde52000) POST: 0xf8 CPU0: stack: cdeda000 - cdedb000, lowest used address cdeda558, stack used: 2728 bytes Starting depthcharge on grunt... WARNING: can't convert coreboot GPIOs, 'lid' won't be resampled at runtime! WARNING: can't convert coreboot GPIOs, 'power' won't be resampled at runtime! The GBB signature is at 0x30004020 and is: 24 47 42 42 [firmware-grunt-11031.B-collabora] Dec 11 2020 09:59:28 grunt: tftpboot 192.168.201.1 14531073/tftp-deploy-zlt28_wl/kernel/bzImage 14531073/tftp-deploy-zlt28_wl/kernel/cmdline 14531073/tftp-deploy-zlt28_wl/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 14531073/tftp-deploy-zlt28_wl/kernel/bzImage _wl/kernel/cmdline 14531073/tftp-deploy-zlt28_wl/ramdisk/ramdisk.cpio.gz Waiting for link R8152: Initializing Version 9 (ocp_data = 6010) R8152: Done initializing Adding net device R8152: Initializing Version 9 (ocp_data = 6010) R8152: Done initializing net_add_device: Attemp to include the same device done. MAC: 00:e0:4c:78:7f:44 Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.12 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 14531073/tftp-deploy-zlt28_wl/kernel/bzImage Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ################################################################ 00880000 ################################################################ 00900000 ################################################################ 00980000 ################################################################ 00a00000 ################################################################ 00a80000 ################################################################ 00b00000 ################################################################ 00b80000 ################################################################ 00c00000 ################################################################ 00c80000 ################################################################ 00d00000 ################################################################ 00d80000 ################################################################ 00e00000 ################################################################ 00e80000 ################################################################ 00f00000 ################################################################ 00f80000 ################################################################ 01000000 ################################################################ 01080000 ################################################################ 01100000 ################################################################ 01180000 ################################################################ 01200000 ################################################################ 01280000 ################################################################ 01300000 ################################################################ 01380000 ################################################################ 01400000 ################################################################ 01480000 ################################################################ 01500000 ################################################################ 01580000 ###################################### done. The bootfile was 22854208 bytes long. Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ################################################################ 00880000 ################################################################ 00900000 ################################################################ 00980000 ################################################################ 00a00000 ################################################################ 00a80000 ################################################################ 00b00000 ################################################################ 00b80000 ################################################################ 00c00000 ########################################################### done. Sending tftp read request... done. Waiting for the transfer... 00000000 # done. Command line loaded dynamically from TFTP file: 14531073/tftp-deploy-zlt28_wl/kernel/cmdline The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14531073/extract-nfsrootfs-i2vqxlbi,tcp,hard,v3 ip=dhcp tftpserverip=192.168.201.1 Shutting down all USB controllers. Removing current net device Finalizing coreboot coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #0 Exiting depthcharge with code 4 at timestamp: 23732894 Starting kernel ... coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #0 Chrome EC: Set SMI mask to 0x0000000000000000 Chrome EC: UHEPI supported Clearing pending EC events. Error code 1 is expected. EC returned error result code 9 Chrome EC: Set SCI mask to 0x00000000142609fb <5>[ 0.000000] Linux version 5.10.218-cip49 (KernelCI@build-j242673-x86-64-gcc-10-x86-64-defconfig-x86-board-nndk4) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Mon Jun 24 06:53:57 UTC 2024 <6>[ 0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14531073/extract-nfsrootfs-i2vqxlbi,tcp,hard,v3 ip=dhcp tftpserverip=192.168.201.1 <6>[ 0.000000] BIOS-provided physical RAM map: <6>[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16 <6>[ 0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable <6>[ 0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable <6>[ 0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16 <6>[ 0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved <6>[ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable <6>[ 0.000000] NX (Execute Disable) protection: active <6>[ 0.000000] SMBIOS 2.7 present. <6>[ 0.000000] DMI: Google Grunt/Grunt, BIOS 09/05/2019 <6>[ 0.000000] tsc: Fast TSC calibration using PIT <6>[ 0.000000] tsc: Detected 1596.964 MHz processor <6>[ 0.001314] last_pfn = 0x12f000 max_arch_pfn = 0x400000000 <6>[ 0.001818] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT <6>[ 0.003378] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000 <6>[ 0.009867] check: Scanning 1 areas for low memory corruption <6>[ 0.009878] Using GB pages for direct mapping <6>[ 0.010251] RAMDISK: [mem 0x3738b000-0x37ffffff] <6>[ 0.010257] ACPI: Early table checksum verification disabled <6>[ 0.010264] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4) <6>[ 0.010274] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010285] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010296] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531) <6>[ 0.010305] ACPI: FACS 0x00000000CDE2E240 000040 <6>[ 0.010313] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A) <6>[ 0.010321] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010329] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010337] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010344] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010352] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010360] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000) <6>[ 0.010367] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD AGESA 00000002 MSFT 04000000) <6>[ 0.010375] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD AGESA 00000001 AMD 00000001) <6>[ 0.010383] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53] <6>[ 0.010387] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f] <6>[ 0.010390] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f] <6>[ 0.010393] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14] <6>[ 0.010397] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b] <6>[ 0.010400] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91] <6>[ 0.010403] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d] <6>[ 0.010406] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78] <6>[ 0.010410] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7] <6>[ 0.010413] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f] <6>[ 0.010416] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea] <6>[ 0.010419] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b] <6>[ 0.010484] No NUMA configuration found <6>[ 0.010488] Faking a node at [mem 0x0000000000000000-0x000000012effffff] <6>[ 0.010495] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff] <6>[ 0.010532] Zone ranges: <6>[ 0.010535] DMA [mem 0x0000000000001000-0x0000000000ffffff] <6>[ 0.010540] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] <6>[ 0.010545] Normal [mem 0x0000000100000000-0x000000012effffff] <6>[ 0.010550] Movable zone start for each node <6>[ 0.010553] Early memory node ranges <6>[ 0.010556] node 0: [mem 0x0000000000001000-0x000000000009ffff] <6>[ 0.010560] node 0: [mem 0x0000000000100000-0x00000000cdd0cfff] <6>[ 0.010563] node 0: [mem 0x0000000100000000-0x000000012effffff] <6>[ 0.010568] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff] <6>[ 0.010594] On node 0, zone DMA: 1 pages in unavailable ranges <6>[ 0.010642] On node 0, zone DMA: 96 pages in unavailable ranges <6>[ 0.027752] On node 0, zone Normal: 8947 pages in unavailable ranges <6>[ 0.028367] On node 0, zone Normal: 4096 pages in unavailable ranges <6>[ 0.028433] ACPI: PM-Timer IO Port: 0x418 <6>[ 0.028447] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1]) <6>[ 0.028468] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23 <6>[ 0.028480] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55 <6>[ 0.028485] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) <6>[ 0.028489] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) <6>[ 0.028499] Using ACPI (MADT) for SMP configuration information <6>[ 0.028504] ACPI: HPET id: 0x10228201 base: 0xfed00000 <6>[ 0.028511] smpboot: Allowing 2 CPUs, 0 hotplug CPUs <6>[ 0.028533] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] <6>[ 0.028538] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] <6>[ 0.028542] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff] <6>[ 0.028545] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff] <6>[ 0.028549] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff] <6>[ 0.028552] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] <6>[ 0.028555] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff] <6>[ 0.028561] [mem 0xd0000000-0xf7ffffff] available for PCI devices <6>[ 0.028568] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns <6>[ 0.037947] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 <6>[ 0.038496] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576 <6>[ 0.038561] Built 1 zonelists, mobility grouping on. Total pages: 1019233 <6>[ 0.038566] Policy zone: Normal <5>[ 0.038579] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console_msg_format=syslog earlycon deferred_probe_timeout=60 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14531073/extract-nfsrootfs-i2vqxlbi,tcp,hard,v3 ip=dhcp tftpserverip=192.168.201.1 <6>[ 0.039687] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) <6>[ 0.040172] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) <6>[ 0.040201] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.082290] Memory: 3912616K/4141744K available (22546K kernel code, 3715K rwdata, 24604K rodata, 2164K init, 13960K bss, 228868K reserved, 0K cma-reserved) <6>[ 0.082401] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 <6>[ 0.082483] ftrace: allocating 61799 entries in 242 pages <6>[ 0.139679] ftrace: allocated 242 pages with 5 groups <6>[ 0.139939] Running RCU self tests <6>[ 0.139950] rcu: Hierarchical RCU implementation. <6>[ 0.139954] rcu: RCU event tracing is enabled. <6>[ 0.139957] rcu: RCU lockdep checking is enabled. <6>[ 0.139960] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. <6>[ 0.139964] Rude variant of Tasks RCU enabled. <6>[ 0.139966] Tracing variant of Tasks RCU enabled. <6>[ 0.139970] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. <6>[ 0.139974] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 <6>[ 0.146822] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16 <5>[ 0.147148] random: crng init done <6>[ 0.147257] Console: colour dummy device 80x25 <6>[ 0.173299] printk: console [ttyS0] enabled <4>[ 0.173454] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar <4>[ 0.173723] ... MAX_LOCKDEP_SUBCLASSES: 8 <4>[ 0.173873] ... MAX_LOCK_DEPTH: 48 <4>[ 0.174027] ... MAX_LOCKDEP_KEYS: 8192 <4>[ 0.174185] ... CLASSHASH_SIZE: 4096 <4>[ 0.174344] ... MAX_LOCKDEP_ENTRIES: 32768 <4>[ 0.174506] ... MAX_LOCKDEP_CHAINS: 65536 <4>[ 0.174667] ... CHAINHASH_SIZE: 32768 <4>[ 0.174829] memory used by lock dependency info: 6365 kB <4>[ 0.175022] memory used for stack traces: 4224 kB <4>[ 0.175194] per task-struct memory footprint: 1920 bytes <6>[ 0.175439] ACPI: Core revision 20200925 <6>[ 0.175820] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns <6>[ 0.176185] APIC: Switch to symmetric I/O mode setup <6>[ 0.176802] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0 <6>[ 0.181175] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1704f0e5f17, max_idle_ns: 440795240350 ns <6>[ 0.181559] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.92 BogoMIPS (lpj=1596964) <6>[ 0.181937] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable. <6>[ 0.182624] LVT offset 1 assigned for vector 0xf9 <6>[ 0.182805] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512 <6>[ 0.183015] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0 <6>[ 0.183253] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization <6>[ 0.183547] Spectre V2 : Mitigation: Retpolines <6>[ 0.183712] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch <6>[ 0.183998] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT <6>[ 0.184233] Spectre V2 : Enabling Speculation Barrier for firmware calls <6>[ 0.184545] RETBleed: Mitigation: untrained return thunk <6>[ 0.184738] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier <6>[ 0.185032] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp <6>[ 0.185375] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' <6>[ 0.185545] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' <6>[ 0.185769] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' <6>[ 0.185995] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 <6>[ 0.186213] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. <4>[ 0.210641] ------------[ cut here ]------------ <4>[ 0.210825] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 <4>[ 0.210838] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:730 apply_returns+0x1c2/0x1e0 <4>[ 0.211500] Modules linked in: <4>[ 0.211549] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.218-cip49 #1 <4>[ 0.211782] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 0.211995] RIP: 0010:apply_returns+0x1c2/0x1e0 <4>[ 0.212161] Code: 80 3d c0 19 47 03 00 75 8b 49 89 e8 b9 05 00 00 00 4c 89 fa 48 89 ee 48 c7 c7 20 c1 5c bc c6 05 a2 19 47 03 01 e8 44 99 15 01 <0f> 0b e9 63 ff ff ff e8 02 ef 1d 01 e9 c7 56 15 01 66 66 2e 0f 1f <4>[ 0.212546] RSP: 0000:ffffffffbca03e30 EFLAGS: 00010286 <4>[ 0.212736] RAX: 0000000000000000 RBX: ffffffffbd62c168 RCX: 0000000000000000 <4>[ 0.212986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb9978671 <4>[ 0.213545] RBP: ffffffffbc240b60 R08: 0000000000000001 R09: 0000000000000001 <4>[ 0.213795] R10: ffffffffbca8ffc0 R11: 3fffffffffffffff R12: ffffffffbd645150 <4>[ 0.214045] R13: ffffffffbca03ea8 R14: 0000000000000005 R15: ffffffffbc240b65 <4>[ 0.214295] FS: 0000000000000000(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 0.214545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 0.214750] CR2: ffff96eceefff000 CR3: 0000000012626000 CR4: 00000000001506f0 <4>[ 0.214999] Call Trace: <4>[ 0.215104] ? __warn+0x80/0x110 <4>[ 0.215229] ? apply_returns+0x1c2/0x1e0 <4>[ 0.215378] ? report_bug+0x9e/0xc0 <4>[ 0.215547] ? __warn_printk+0x6c/0x8d <4>[ 0.215692] ? handle_bug+0x41/0x90 <4>[ 0.215824] ? exc_invalid_op+0x14/0x70 <4>[ 0.215970] ? asm_exc_invalid_op+0x12/0x20 <4>[ 0.216132] ? console_unlock+0x4d1/0x5f0 <4>[ 0.216281] ? apply_returns+0x1c2/0x1e0 <4>[ 0.216440] alternative_instructions+0x7d/0x143 <4>[ 0.216548] arch_cpu_finalize_init+0x28/0x47 <4>[ 0.216709] start_kernel+0x4ad/0x557 <4>[ 0.216851] secondary_startup_64_no_verify+0xbe/0xcb <4>[ 0.217043] irq event stamp: 108019 <4>[ 0.217176] hardirqs last enabled at (108027): [] console_unlock+0x4d1/0x5f0 <4>[ 0.217546] hardirqs last disabled at (108038): [] console_unlock+0x444/0x5f0 <4>[ 0.217848] softirqs last enabled at (108036): [] irq_enter_rcu+0x71/0x80 <4>[ 0.218141] softirqs last disabled at (108035): [] irq_enter_rcu+0x56/0x80 <4>[ 0.218436] ---[ end trace 3e5b92bcd68a9bce ]--- <6>[ 0.229768] Freeing SMP alternatives memory: 48K <6>[ 0.229943] pid_max: default: 32768 minimum: 301 <6>[ 0.230184] LSM: Security Framework initializing <6>[ 0.230375] SELinux: Initializing. <6>[ 0.230550] LSM support for eBPF active <6>[ 0.230726] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.231000] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.232763] smpboot: CPU 0 Converting physical 2 to logical die 0 <6>[ 0.335009] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0) <6>[ 0.335542] Performance Events: Fam15h core perfctr, AMD PMU driver. <6>[ 0.335552] ... version: 0 <6>[ 0.335701] ... bit width: 48 <6>[ 0.335852] ... generic registers: 6 <6>[ 0.335999] ... value mask: 0000ffffffffffff <6>[ 0.336190] ... max period: 00007fffffffffff <6>[ 0.336380] ... fixed-purpose events: 0 <6>[ 0.336545] ... event mask: 000000000000003f <6>[ 0.337012] rcu: Hierarchical SRCU implementation. <6>[ 0.338481] smp: Bringing up secondary CPUs ... <6>[ 0.339019] x86: Booting SMP configuration: <6>[ 0.339191] .... node #0, CPUs: #1 <6>[ 0.340692] smp: Brought up 1 node, 2 CPUs <6>[ 0.340918] smpboot: Max logical packages: 1 <6>[ 0.341075] smpboot: Total of 2 processors activated (6387.85 BogoMIPS) <6>[ 0.343604] devtmpfs: initialized <6>[ 0.343783] x86/mm: Memory block size: 128MB <6>[ 0.346576] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns <6>[ 0.346896] futex hash table entries: 512 (order: 4, 65536 bytes, linear) <6>[ 0.347563] pinctrl core: initialized pinctrl subsystem <6>[ 0.348401] PM: RTC time: 07:05:27, date: 2024-06-24 <6>[ 0.348979] NET: Registered protocol family 16 <6>[ 0.349699] audit: initializing netlink subsys (disabled) <5>[ 0.349917] audit: type=2000 audit(1719212727.173:1): state=initialized audit_enabled=0 res=1 <6>[ 0.350080] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.350083] thermal_sys: Registered thermal governor 'user_space' <6>[ 0.350626] cpuidle: using governor menu <6>[ 0.351228] ACPI: bus type PCI registered <6>[ 0.351738] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000) <6>[ 0.352062] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820 <6>[ 0.352302] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!) <6>[ 0.352573] PCI: Using configuration type 1 for base access <6>[ 0.374058] Kprobes globally optimized <6>[ 0.374578] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages <6>[ 0.374806] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages <6>[ 0.375173] cryptomgr_test (28) used greatest stack depth: 14880 bytes left <6>[ 0.376833] ACPI: Added _OSI(Module Device) <6>[ 0.377548] ACPI: Added _OSI(Processor Device) <6>[ 0.377712] ACPI: Added _OSI(3.0 _SCP Extensions) <6>[ 0.377884] ACPI: Added _OSI(Processor Aggregator Device) <6>[ 0.378079] ACPI: Added _OSI(Linux-Dell-Video) <6>[ 0.378242] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) <6>[ 0.378434] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) <6>[ 0.392177] ACPI: 4 ACPI AML tables successfully acquired and loaded <6>[ 0.401244] ACPI: EC: EC started <6>[ 0.401386] ACPI: EC: interrupt blocked <6>[ 0.401916] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 <6>[ 0.402103] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions <6>[ 0.402361] ACPI: Interpreter enabled <6>[ 0.402555] ACPI: (supports S0 S1 S3 S4 S5) <6>[ 0.402712] ACPI: Using IOAPIC for interrupt routing <6>[ 0.402926] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug <6>[ 0.403853] ACPI: Enabled 3 GPEs in block 00 to 1F <6>[ 0.406138] ACPI: Power Resource [P0U2] (off) <6>[ 0.406446] ACPI: Power Resource [P3U2] (off) <6>[ 0.407941] ACPI: Power Resource [P0U3] (off) <6>[ 0.408208] ACPI: Power Resource [P3U3] (off) <6>[ 0.416455] ACPI: Power Resource [PRIC] (on) <6>[ 0.442023] ACPI: Power Resource [PRIC] (on) <6>[ 0.472478] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) <6>[ 0.472553] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] <6>[ 0.473040] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] <6>[ 0.473332] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge <6>[ 0.473638] acpi PNP0A08:00: host bridge window expanded to [io 0x0000-0x0cf7 window]; [io 0x03b0-0x03df window] ignored <6>[ 0.474170] PCI host bridge to bus 0000:00 <6>[ 0.474547] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] <6>[ 0.474787] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] <6>[ 0.475028] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] <6>[ 0.475270] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff] <6>[ 0.475546] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff] <6>[ 0.475789] pci_bus 0000:00: root bus resource [bus 00-ff] <6>[ 0.476042] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000 <6>[ 0.476891] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000 <6>[ 0.477122] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref] <6>[ 0.477386] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref] <6>[ 0.477552] pci 0000:00:01.0: reg 0x20: [io 0x1000-0x10ff] <6>[ 0.477758] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff] <6>[ 0.477986] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref] <6>[ 0.478228] pci 0000:00:01.0: enabling Extended Tags <6>[ 0.478576] pci 0000:00:01.0: supports D1 D2 <6>[ 0.478735] pci 0000:00:01.0: PME# supported from D1 D2 D3hot <6>[ 0.479261] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300 <6>[ 0.479490] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit] <6>[ 0.479579] pci 0000:00:01.1: enabling Extended Tags <6>[ 0.479807] pci 0000:00:01.1: supports D1 D2 <6>[ 0.480168] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000 <6>[ 0.480765] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400 <6>[ 0.481023] pci 0000:00:02.2: enabling Extended Tags <6>[ 0.481266] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold <6>[ 0.481824] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400 <6>[ 0.482082] pci 0000:00:02.4: enabling Extended Tags <6>[ 0.482323] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold <6>[ 0.482853] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000 <6>[ 0.483294] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000 <6>[ 0.483521] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref] <6>[ 0.483551] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff] <6>[ 0.483779] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff] <6>[ 0.484006] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff] <6>[ 0.484233] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff] <6>[ 0.484766] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000 <6>[ 0.485220] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330 <6>[ 0.485571] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit] <6>[ 0.485945] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold <6>[ 0.486495] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320 <6>[ 0.486563] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff] <6>[ 0.486879] pci 0000:00:12.0: supports D1 D2 <6>[ 0.487037] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold <6>[ 0.487761] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500 <6>[ 0.488301] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100 <6>[ 0.488859] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501 <6>[ 0.489094] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit] <6>[ 0.489421] pci 0000:00:14.7: PME# supported from D3cold <6>[ 0.489821] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000 <6>[ 0.490240] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000 <6>[ 0.490730] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000 <6>[ 0.491152] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000 <6>[ 0.491579] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000 <6>[ 0.491991] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000 <6>[ 0.492575] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000 <6>[ 0.492873] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit] <6>[ 0.493380] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold <6>[ 0.493985] pci 0000:00:02.2: PCI bridge to [bus 01] <6>[ 0.494173] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] <6>[ 0.494677] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501 <6>[ 0.494995] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff] <6>[ 0.495311] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff] <6>[ 0.495694] pci 0000:02:00.0: PME# supported from D3hot D3cold <6>[ 0.498788] pci 0000:00:02.4: PCI bridge to [bus 02] <6>[ 0.498985] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] <6>[ 0.501037] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15) <6>[ 0.501420] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15) <6>[ 0.501657] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15) <6>[ 0.502015] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15) <6>[ 0.502372] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15) <6>[ 0.502653] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0 <6>[ 0.502955] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0 <6>[ 0.503318] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0 <6>[ 0.507493] ACPI: EC: interrupt unblocked <6>[ 0.507546] ACPI: EC: event unblocked <6>[ 0.507689] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 <6>[ 0.507877] ACPI: EC: GPE=0x3 <6>[ 0.507995] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete <6>[ 0.508244] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events <6>[ 0.508855] iommu: Default domain type: Translated <6>[ 0.508882] pci 0000:00:01.0: vgaarb: setting as boot VGA device <6>[ 0.508882] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none <6>[ 0.509562] pci 0000:00:01.0: vgaarb: bridge control possible <6>[ 0.509767] vgaarb: loaded <5>[ 0.510629] SCSI subsystem initialized <6>[ 0.510788] ACPI: bus type USB registered <6>[ 0.510959] usbcore: registered new interface driver usbfs <6>[ 0.511584] usbcore: registered new interface driver hub <6>[ 0.511796] usbcore: registered new device driver usb <6>[ 0.529624] mc: Linux media interface: v0.10 <6>[ 0.529811] videodev: Linux video capture interface: v2.00 <6>[ 0.530035] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.530215] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.530555] PTP clock support registered <6>[ 0.530763] Advanced Linux Sound Architecture Driver Initialized. <6>[ 0.532137] NetLabel: Initializing <6>[ 0.532266] NetLabel: domain hash size = 128 <6>[ 0.532426] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO <6>[ 0.532595] NetLabel: unlabeled traffic allowed by default <6>[ 0.532852] PCI: Using ACPI for IRQ routing <6>[ 0.534639] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 <6>[ 0.534825] hpet0: 3 comparators, 32-bit 14.318180 MHz counter <6>[ 0.537626] clocksource: Switched to clocksource tsc-early <5>[ 0.885200] VFS: Disk quotas dquot_6.6.0 <6>[ 0.885383] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) <6>[ 0.885898] pnp: PnP ACPI init <6>[ 0.886447] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved <6>[ 0.887082] system 00:03: [io 0x0900-0x09fe] has been reserved <6>[ 0.887440] system 00:04: [io 0x0200] has been reserved <6>[ 0.887633] system 00:04: [io 0x0204] has been reserved <6>[ 0.887826] system 00:04: [io 0x0800-0x087f] has been reserved <6>[ 0.888043] system 00:04: [io 0x0880-0x08ff] has been reserved <6>[ 0.889813] pnp: PnP ACPI: found 6 devices <6>[ 0.900046] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns <6>[ 0.900446] NET: Registered protocol family 2 <6>[ 0.900799] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) <6>[ 0.902112] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) <6>[ 0.902548] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) <6>[ 0.902980] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) <6>[ 0.904277] TCP: Hash tables configured (established 32768 bind 32768) <6>[ 0.904919] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) <6>[ 0.905361] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) <6>[ 0.905743] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) <6>[ 0.906264] NET: Registered protocol family 1 <6>[ 0.906968] RPC: Registered named UNIX socket transport module. <6>[ 0.907208] RPC: Registered udp transport module. <6>[ 0.907380] RPC: Registered tcp transport module. <6>[ 0.907551] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 0.908143] NET: Registered protocol family 44 <6>[ 0.908330] pci 0000:00:02.2: PCI bridge to [bus 01] <6>[ 0.908517] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] <6>[ 0.908763] pci 0000:00:02.4: PCI bridge to [bus 02] <6>[ 0.908953] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] <6>[ 0.909202] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] <6>[ 0.909421] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] <6>[ 0.909641] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] <6>[ 0.909868] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff] <6>[ 0.910090] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff] <6>[ 0.910313] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff] <6>[ 0.910535] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff] <6>[ 0.910886] pci 0000:00:01.0: disabling ATS <6>[ 0.911046] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] <6>[ 0.911503] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0 <6>[ 0.912478] pci 0000:00:10.0: PME# does not work under D0, disabling it <6>[ 0.913260] PCI: CLS 64 bytes, default 64 <6>[ 0.913664] Unpacking initramfs... <6>[ 1.230856] Freeing initrd memory: 12756K <6>[ 1.231076] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) <6>[ 1.231306] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB) <6>[ 1.231674] LVT offset 0 assigned for vector 0x400 <6>[ 1.231913] perf: AMD IBS detected (0x000007ff) <3>[ 1.232137] kvm: no hardware support <6>[ 1.232370] kvm: Nested Virtualization enabled <6>[ 1.232580] SVM: kvm: Nested Paging enabled <6>[ 1.232734] SVM: Virtual VMLOAD VMSAVE supported <6>[ 1.232902] SVM: Virtual GIF supported <6>[ 1.234335] check: Scanning for low memory corruption every 60 seconds <5>[ 1.235833] Initialise system trusted keyrings <6>[ 1.236188] workingset: timestamp_bits=56 max_order=20 bucket_order=0 <5>[ 1.246945] NFS: Registering the id_resolver key type <5>[ 1.247162] Key type id_resolver registered <5>[ 1.247338] Key type id_legacy registered <5>[ 1.262313] Key type asymmetric registered <5>[ 1.262502] Asymmetric key parser 'x509' registered <6>[ 1.262725] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248) <6>[ 1.262996] io scheduler mq-deadline registered <6>[ 1.263163] io scheduler kyber registered <4>[ 1.263484] test_firmware: interface ready <6>[ 1.265320] pcieport 0000:00:02.2: PME: Signaling with IRQ 25 <6>[ 1.265992] pcieport 0000:00:02.4: PME: Signaling with IRQ 26 <6>[ 1.266886] ACPI: AC Adapter [AC] (on-line) <6>[ 1.267263] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0 <6>[ 1.268162] ACPI: Lid Switch [LID0] <6>[ 1.268431] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 <6>[ 1.268843] ACPI: Power Button [PWRF] <6>[ 1.269227] ACPI: Video Device [IGFX] (multi-head: no rom: yes post: no) <6>[ 1.269942] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2 <6>[ 1.270385] ACPI: \_PR_.P000: Found 2 idle states <6>[ 1.271006] ACPI: \_PR_.P001: Found 2 idle states <6>[ 1.273044] thermal LNXTHERM:00: registered as thermal_zone0 <6>[ 1.273251] ACPI: Thermal Zone [THRM] (23 C) <6>[ 1.273808] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled <6>[ 1.276011] battery: ACPI: Battery Slot [BAT0] (battery present) <6>[ 1.276897] printk: console [ttyS0] disabled <6>[ 1.277211] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A <6>[ 2.257532] tsc: Refined TSC clocksource calibration: 1597.002 MHz <6>[ 2.257734] printk: console [ttyS0] enabled <6>[ 2.264324] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns <6>[ 2.271675] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A <6>[ 4.084855] clocksource: Switched to clocksource tsc <6>[ 4.085436] Non-volatile memory driver v1.3 <6>[ 4.094667] Linux agpgart interface v0.103 <6>[ 4.099264] ACPI: bus type drm_connector registered <6>[ 4.104512] [drm] amdgpu kernel modesetting enabled. <6>[ 4.109797] amdgpu 0000:00:01.0: vgaarb: deactivate vga console <6>[ 4.116484] [drm] initializing kernel modesetting (STONEY 0x1002:0x98E4 0x1002:0x1EB0 0xEB). <4>[ 4.125190] amdgpu 0000:00:01.0: amdgpu: Trusted Memory Zone (TMZ) feature not supported <6>[ 4.133617] [drm] register mmio base: 0xF4D00000 <6>[ 4.138495] [drm] register mmio size: 262144 <6>[ 4.143031] [drm] add ip block number 0 <6>[ 4.148167] [drm] add ip block number 1 <6>[ 4.153216] [drm] add ip block number 2 <6>[ 4.158006] [drm] add ip block number 3 <6>[ 4.163055] [drm] add ip block number 4 <6>[ 4.168192] [drm] add ip block number 5 <6>[ 4.173330] [drm] add ip block number 6 <6>[ 4.177861] [drm] add ip block number 7 <6>[ 4.182911] [drm] add ip block number 8 <6>[ 4.187972] [drm] add ip block number 9 <6>[ 4.192899] amdgpu 0000:00:01.0: amdgpu: Fetched VBIOS from VFCT <6>[ 4.199167] amdgpu: ATOM BIOS: 113-C91400-010 <6>[ 4.203812] [drm] UVD is enabled in physical mode <6>[ 4.208777] [drm] VCE enabled in VM mode <6>[ 4.213098] [drm] vm size is 64 GB, 2 levels, block size is 10-bit, fragment size is 9-bit <6>[ 4.221624] amdgpu 0000:00:01.0: amdgpu: VRAM: 16M 0x000000F400000000 - 0x000000F400FFFFFF (16M used) <6>[ 4.231095] amdgpu 0000:00:01.0: amdgpu: GART: 1024M 0x000000FF00000000 - 0x000000FF3FFFFFFF <6>[ 4.239792] [drm] Detected VRAM RAM=16M, BAR=16M <6>[ 4.244668] [drm] RAM width 64bits UNKNOWN <6>[ 4.249345] [TTM] Zone kernel: Available graphics memory: 1962840 KiB <6>[ 4.256164] [TTM] Initializing pool allocator <6>[ 4.260802] [TTM] Initializing DMA pool allocator <6>[ 4.266005] [drm] amdgpu: 16M of VRAM memory ready <6>[ 4.271094] [drm] amdgpu: 2875M of GTT memory ready. <6>[ 4.276323] [drm] GART: num cpu pages 262144, num gpu pages 262144 <6>[ 4.282855] [drm] PCIE GART of 1024M enabled (table at 0x000000F400401000). <6>[ 4.292338] amdgpu: hwmgr_sw_init smu backed is smu8_smu <6>[ 4.297952] [drm] Found UVD firmware Version: 1.43 Family ID: 15 <6>[ 4.304225] [drm] UVD ENC is disabled <6>[ 4.308503] [drm] Found VCE firmware Version: 52.0 Binary ID: 3 <6>[ 4.316390] amdgpu: smu version 33.09.00 <6>[ 4.328273] [drm] DM_PPLIB: values for Engine clock <6>[ 4.333418] [drm] DM_PPLIB: 200000 <6>[ 4.337177] [drm] DM_PPLIB: 300000 <6>[ 4.340928] [drm] DM_PPLIB: 400000 <6>[ 4.344679] [drm] DM_PPLIB: 450000 <6>[ 4.348429] [drm] DM_PPLIB: 496560 <6>[ 4.352180] [drm] DM_PPLIB: 533340 <6>[ 4.355935] [drm] DM_PPLIB: 576000 <6>[ 4.359685] [drm] DM_PPLIB: 600000 <6>[ 4.363474] [drm] DM_PPLIB: Validation clocks: <6>[ 4.368188] [drm] DM_PPLIB: engine_max_clock: 60000 <6>[ 4.373583] [drm] DM_PPLIB: memory_max_clock: 93300 <6>[ 4.378979] [drm] DM_PPLIB: level : 8 <6>[ 4.384040] [drm] DM_PPLIB: values for Display clock <6>[ 4.389269] [drm] DM_PPLIB: 300000 <6>[ 4.393019] [drm] DM_PPLIB: 400000 <6>[ 4.396768] [drm] DM_PPLIB: 496560 <6>[ 4.400517] [drm] DM_PPLIB: 626090 <6>[ 4.404268] [drm] DM_PPLIB: 685720 <6>[ 4.408017] [drm] DM_PPLIB: 757900 <6>[ 4.411767] [drm] DM_PPLIB: 800000 <6>[ 4.415517] [drm] DM_PPLIB: 847060 <6>[ 4.419267] [drm] DM_PPLIB: Validation clocks: <6>[ 4.423971] [drm] DM_PPLIB: engine_max_clock: 60000 <6>[ 4.429365] [drm] DM_PPLIB: memory_max_clock: 93300 <6>[ 4.434761] [drm] DM_PPLIB: level : 8 <6>[ 4.439811] [drm] DM_PPLIB: values for Memory clock <6>[ 4.444946] [drm] DM_PPLIB: 667000 <6>[ 4.448695] [drm] DM_PPLIB: 933000 <6>[ 4.452452] [drm] DM_PPLIB: Validation clocks: <6>[ 4.457155] [drm] DM_PPLIB: engine_max_clock: 60000 <6>[ 4.462550] [drm] DM_PPLIB: memory_max_clock: 93300 <6>[ 4.467946] [drm] DM_PPLIB: level : 8 <6>[ 4.473110] [drm] Display Core initialized with v3.2.104! <6>[ 4.582438] [drm] UVD initialized successfully. <6>[ 4.688591] [drm] VCE initialized successfully. <6>[ 4.693907] amdgpu 0000:00:01.0: amdgpu: SE 1, SH per SE 1, CU per SH 3, active_cu_number 3 <6>[ 4.704049] [drm] fb mappable at 0xCF86F000 <6>[ 4.708543] [drm] vram apper at 0xCF000000 <6>[ 4.712901] [drm] size 1179648 <6>[ 4.716218] [drm] fb depth is 8 <6>[ 4.719621] [drm] pitch is 1536 <6>[ 4.723720] fbcon: amdgpudrmfb (fb0) is primary device <6>[ 4.725714] Console: switching to colour frame buffer device 170x48 <6>[ 4.739402] amdgpu 0000:00:01.0: [drm] fb0: amdgpudrmfb frame buffer device <6>[ 4.749974] [drm] Initialized amdgpu 3.40.0 20150101 for 0000:00:01.0 on minor 0 <6>[ 4.758952] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1 <6>[ 4.772231] loop: module loaded <6>[ 4.776072] lkdtm: No crash points registered, enable through debugfs <6>[ 4.784187] e100: Intel(R) PRO/100 Network Driver <6>[ 4.789160] e100: Copyright(c) 1999-2006 Intel Corporation <6>[ 4.794939] e1000: Intel(R) PRO/1000 Network Driver <6>[ 4.800077] e1000: Copyright (c) 1999-2006 Intel Corporation. <6>[ 4.806146] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 4.811380] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 4.817609] sky2: driver version 1.30 <6>[ 4.821715] usbcore: registered new interface driver r8152 <6>[ 4.827488] usbcore: registered new interface driver asix <6>[ 4.833167] usbcore: registered new interface driver ax88179_178a <6>[ 4.839543] usbcore: registered new interface driver cdc_ether <6>[ 4.845652] usbcore: registered new interface driver net1080 <6>[ 4.851580] usbcore: registered new interface driver cdc_subset <6>[ 4.857777] usbcore: registered new interface driver zaurus <6>[ 4.863641] usbcore: registered new interface driver cdc_ncm <6>[ 4.869817] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 4.876628] ehci-pci: EHCI PCI platform driver <6>[ 4.881734] ehci-pci 0000:00:12.0: EHCI Host Controller <6>[ 4.887743] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1 <6>[ 4.895461] ehci-pci 0000:00:12.0: debug port 2 <6>[ 4.900408] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000 <6>[ 4.912702] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00 <6>[ 4.919210] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 <6>[ 4.927767] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 4.935247] usb usb1: Product: EHCI Host Controller <6>[ 4.940385] usb usb1: Manufacturer: Linux 5.10.218-cip49 ehci_hcd <6>[ 4.946748] usb usb1: SerialNumber: 0000:00:12.0 <6>[ 4.952565] hub 1-0:1.0: USB hub found <6>[ 4.956659] hub 1-0:1.0: 2 ports detected <6>[ 4.961815] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 4.968281] ohci-pci: OHCI PCI platform driver <6>[ 4.973025] uhci_hcd: USB Universal Host Controller Interface driver <6>[ 4.979967] xhci_hcd 0000:00:10.0: xHCI Host Controller <6>[ 4.986147] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 <6>[ 4.994028] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410 <6>[ 5.004293] xhci_hcd 0000:00:10.0: xHCI Host Controller <6>[ 5.010036] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3 <6>[ 5.017700] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed <6>[ 5.024409] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 <6>[ 5.032949] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 5.040427] usb usb2: Product: xHCI Host Controller <6>[ 5.045569] usb usb2: Manufacturer: Linux 5.10.218-cip49 xhci-hcd <6>[ 5.051919] usb usb2: SerialNumber: 0000:00:10.0 <6>[ 5.057374] hub 2-0:1.0: USB hub found <6>[ 5.061486] hub 2-0:1.0: 4 ports detected <6>[ 5.066401] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM. <6>[ 5.074820] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 <6>[ 5.083339] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 <6>[ 5.090889] usb usb3: Product: xHCI Host Controller <6>[ 5.096030] usb usb3: Manufacturer: Linux 5.10.218-cip49 xhci-hcd <6>[ 5.102383] usb usb3: SerialNumber: 0000:00:10.0 <6>[ 5.107924] hub 3-0:1.0: USB hub found <6>[ 5.112006] hub 3-0:1.0: 4 ports detected <6>[ 5.116967] usbcore: registered new interface driver usblp <6>[ 5.122757] usbcore: registered new interface driver usb-storage <6>[ 5.129321] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers <6>[ 5.138600] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 <4>[ 5.145646] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp <4>[ 5.157294] i8042: Warning: Keylock active <6>[ 5.161823] serio: i8042 KBD port at 0x60,0x64 irq 1 <6>[ 5.168242] rtc_cmos 00:01: RTC can wake from S4 <6>[ 5.174093] rtc_cmos 00:01: registered as rtc0 <6>[ 5.179012] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 <6>[ 5.188121] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs <6>[ 5.195885] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com <6>[ 5.204653] sdhci: Secure Digital Host Controller Interface driver <6>[ 5.211141] sdhci: Copyright(c) Pierre Ossman <6>[ 5.215950] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1) <6>[ 5.223774] usb 1-1: new high-speed USB device number 2 using ehci-pci <6>[ 5.324308] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit <6>[ 5.331712] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1) <6>[ 5.340103] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage <6>[ 5.344510] usb 2-1: new high-speed USB device number 2 using xhci_hcd <6>[ 5.349058] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA <6>[ 5.360560] hid: raw HID events driver (C) Jiri Kosina <6>[ 5.366548] usbcore: registered new interface driver usbhid <6>[ 5.370052] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18 <6>[ 5.372388] usbhid: USB HID core driver <6>[ 5.376716] cros_ec_lpcs GOOG0004:00: Chrome EC device registered <6>[ 5.380848] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 5.382017] hub 1-1:1.0: USB hub found <6>[ 5.388367] snd_hda_intel 0000:00:01.1: Force to non-snoop mode <6>[ 5.392053] hub 1-1:1.0: 4 ports detected <6>[ 5.409457] ipip: IPv4 and MPLS over IPv4 tunneling driver <6>[ 5.419770] IPv4 over IPsec tunneling driver <6>[ 5.424763] Initializing XFRM netlink socket <3>[ 5.430721] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up <6>[ 5.435849] NET: Registered protocol family 10 <6>[ 5.443332] Segment Routing with IPv6 <6>[ 5.448075] NET: Registered protocol family 17 <6>[ 5.452998] 8021q: 802.1Q VLAN Support v1.8 <5>[ 5.457512] Key type dns_resolver registered <6>[ 5.462062] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending. <6>[ 5.470978] microcode: CPU0: patch_level=0x06006705 <6>[ 5.476147] microcode: CPU1: patch_level=0x06006705 <6>[ 5.481364] microcode: Microcode Update Driver: v2.2. <6>[ 5.481375] IPI shorthand broadcast: enabled <6>[ 5.491404] sched_clock: Marking stable (5461791944, 29441469)->(5518969785, -27736372) <6>[ 5.500194] registered taskstats version 1 <5>[ 5.504595] Loading compiled-in X.509 certificates <6>[ 5.510016] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10 <6>[ 5.511244] PM: Magic number: 12:58:67 <6>[ 5.518458] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 5.530501] printk: console [netcon0] enabled <6>[ 5.535135] netconsole: network logging started <6>[ 5.540090] hub 2-1:1.0: USB hub found <6>[ 5.544522] hub 2-1:1.0: 4 ports detected <6>[ 5.544623] acpi_cpufreq: overriding BIOS provided _PSD data <6>[ 5.673470] usb 2-4: new high-speed USB device number 3 using xhci_hcd <6>[ 5.701461] usb 1-1.1: new high-speed USB device number 3 using ehci-pci <6>[ 5.813385] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 <6>[ 5.821853] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6 <6>[ 5.829255] usb 2-4: Product: USB 10/100/1000 LAN <6>[ 5.834231] usb 2-4: Manufacturer: Realtek <6>[ 5.838594] usb 2-4: SerialNumber: 001000001 <6>[ 5.844979] usb 1-1.1: New USB device found, idVendor=05c8, idProduct=03d1, bcdDevice= 1.03 <6>[ 5.853594] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2 <6>[ 5.861162] usb 1-1.1: Product: HP TrueVision HD Camera <6>[ 5.866653] usb 1-1.1: Manufacturer: Foxlink <6>[ 5.871193] usb 1-1.1: SerialNumber: 0x0001 <6>[ 5.895467] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd <6>[ 5.955462] usb 1-1.2: new full-speed USB device number 4 using ehci-pci <6>[ 5.986382] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 <6>[ 5.994996] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6 <6>[ 6.002564] usb 2-1.1: Product: USB 10/100/1000 LAN <6>[ 6.007701] usb 2-1.1: Manufacturer: Realtek <6>[ 6.012232] usb 2-1.1: SerialNumber: 001000001 <6>[ 6.086210] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01 <6>[ 6.094830] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 <6>[ 6.103687] usb 2-4: reset high-speed USB device number 3 using xhci_hcd <6>[ 6.304483] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd <6>[ 6.335261] r8152 2-4:1.0: load rtl8153b-2 v2 04/27/23 successfully <6>[ 6.400169] r8152 2-4:1.0 eth0: v1.11.11 <6>[ 6.488633] r8152 2-1.1:1.0: load rtl8153b-2 v2 04/27/23 successfully <6>[ 6.552627] r8152 2-1.1:1.0 eth1: v1.11.11 <6>[ 6.634891] mmc1: new HS200 MMC card at address 0001 <6>[ 6.641168] mmcblk1: mmc1:0001 DF4016 14.7 GiB <6>[ 6.646202] mmcblk1boot0: mmc1:0001 DF4016 partition 1 4.00 MiB <6>[ 6.652564] mmcblk1boot1: mmc1:0001 DF4016 partition 2 4.00 MiB <6>[ 6.659148] mmcblk1rpmb: mmc1:0001 DF4016 partition 3 4.00 MiB, chardev (245:0) <6>[ 6.677644] mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 <6>[ 8.050728] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready <6>[ 8.052306] r8152 2-4:1.0 eth0: carrier on <5>[ 8.063666] Sending DHCP requests .., OK <6>[ 10.359895] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12 <6>[ 10.368158] IP-Config: Complete: <6>[ 10.371654] device=eth0, hwaddr=00:e0:4c:78:7f:44, ipaddr=192.168.201.12, mask=255.255.255.0, gw=192.168.201.1 <6>[ 10.382338] host=hp-11a-g6-ee-grunt-cbg-7, domain=lava-rack, nis-domain=(none) <6>[ 10.390249] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= <6>[ 10.390251] nameserver0=192.168.201.1 <5>[ 10.443698] cfg80211: Loading compiled-in X.509 certificates for regulatory database <6>[ 10.456713] modprobe (98) used greatest stack depth: 14208 bytes left <5>[ 10.464320] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' <5>[ 10.471470] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600' <4>[ 10.480181] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 <6>[ 10.480501] clk: Disabling unused clocks <6>[ 10.489173] cfg80211: failed to load regulatory.db <6>[ 10.498685] ALSA device list: <6>[ 10.501967] No soundcards found. <4>[ 10.506179] dw-apb-uart AMD0020:00: forbid DMA for kernel console <6>[ 10.517165] Freeing unused kernel image (initmem) memory: 2164K <6>[ 10.527864] Write protecting the kernel read-only data: 51200k <6>[ 10.535357] Freeing unused kernel image (text/rodata gap) memory: 2028K <6>[ 10.543242] Freeing unused kernel image (rodata/data gap) memory: 2020K <6>[ 10.550140] Run /init as init process Loading, please wait... Starting systemd-udevd version 252.22-1~deb12u1 <6>[ 10.580156] systemd-udevd (124) used greatest stack depth: 13816 bytes left <6>[ 10.678323] udevadm (126) used greatest stack depth: 13632 bytes left <4>[ 10.939070] da7219 i2c-DLGS7219:00: Using default DAI clk names: da7219-dai-wclk, da7219-dai-bclk <4>[ 10.978699] raydium_ts i2c-RAYD0001:00: supply avdd not found, using dummy regulator <4>[ 10.987339] elan_i2c i2c-ELAN0000:00: supply vcc not found, using dummy regulator <6>[ 10.995607] chromeos ramoops using acpi device. <6>[ 11.001942] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered <4>[ 11.011600] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. <3>[ 11.020966] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <3>[ 11.036973] designware-i2s designware-i2s.1.auto: IRQ index 0 not found <6>[ 11.046441] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.1.auto not registered <4>[ 11.056088] raydium_ts i2c-RAYD0001:00: supply vccio not found, using dummy regulator <3>[ 11.064827] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <3>[ 11.068595] designware-i2s designware-i2s.2.auto: IRQ index 0 not found <6>[ 11.076346] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.2.auto not registered <3>[ 11.090187] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <6>[ 11.108746] piix4_smbus 0000:00:14.0: SMBus Host Controller at 0xb00, revision 0 <6>[ 11.109883] r8152 2-1.1:1.0 enx88541f0f6c0a: renamed from eth1 <6>[ 11.116421] piix4_smbus 0000:00:14.0: Using register 0x02 for SMBus port selection <3>[ 11.130769] raydium_ts i2c-RAYD0001:00: nothing at this address <6>[ 11.137320] piix4_smbus 0000:00:14.0: Auxiliary SMBus Host Controller at 0xb20 <6>[ 11.141019] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.3.auto not registered <3>[ 11.146983] designware-i2s designware-i2s.3.auto: IRQ index 0 not found <3>[ 11.155691] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <6>[ 11.163949] elan_i2c i2c-ELAN0000:00: Elan Touchpad: Module ID: 0x00b4, Firmware: 0x0002, Sample: 0x0002, IAP: 0x000e <6>[ 11.181674] cz-da7219-max98357a AMD7219:00: ASoC: CPU DAI designware-i2s.3.auto not registered <3>[ 11.190922] cz-da7219-max98357a AMD7219:00: devm_snd_soc_register_card(acpd7219m98357) failed: -517 <6>[ 11.203310] input: Elan Touchpad as /devices/platform/AMD0010:02/i2c-2/i2c-ELAN0000:00/input/input4 <6>[ 11.252297] sp5100_tco: SP5100/SB800 TCO WatchDog Timer Driver <6>[ 11.259436] uvcvideo: Found UVC 1.00 device HP TrueVision HD Camera (05c8:03d1) <6>[ 11.285745] amd-da7219-play: codec dai name = da7219-hifi <6>[ 11.298412] ath10k_pci 0000:01:00.0: pci irq msi oper_irq_mode 2 irq_mode 0 reset_mode 0 <6>[ 11.309823] sp5100-tco sp5100-tco: Using 0xfeb00000 for watchdog MMIO address <6>[ 11.313058] input: acpd7219m98357 Headset Jack as /devices/platform/AMD7219:00/sound/card0/input5 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #0 GSMI Unknown: 0xff coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #0 GSMI Handshake <6>[ 11.361764] Registered efivars operations <6>[ 11.367009] gsmi version 1.0 loaded <6>[ 11.388038] Bluetooth: Core ver 2.22 <6>[ 11.392178] sp5100-tco sp5100-tco: initialized. heartbeat=60 sec (nowayout=0) <6>[ 11.401869] NET: Registered protocol family 31 <6>[ 11.406608] Bluetooth: HCI device and connection manager initialized <6>[ 11.413939] input: HP TrueVision HD Camera: HP Tru as /devices/pci0000:00/0000:00:12.0/usb1/1-1/1-1.1/1-1.1:1.0/input/input6 <6>[ 11.432019] usbcore: registered new interface driver uvcvideo <6>[ 11.438056] USB Video Class driver (1.1.1) <6>[ 11.442701] Bluetooth: HCI socket layer initialized <6>[ 11.479502] Bluetooth: L2CAP socket layer initialized <6>[ 11.490299] Bluetooth: SCO socket layer initialized <6>[ 11.501932] usbcore: registered new interface driver btusb <4>[ 11.508977] bluetooth hci0: Direct firmware load for qca/rampatch_usb_00000302.bin failed with error -2 <3>[ 11.518716] Bluetooth: hci0: failed to request rampatch file: qca/rampatch_usb_00000302.bin (-2) Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... <6>[ 11.539905] ath10k_pci 0000:01:00.0: qca6174 hw3.2 target 0x05030000 chip_id 0x00340aff sub 1a56:1435 Waiting up to 60 secs for any ethernet to become available <6>[ 11.561475] ath10k_pci 0000:01:00.0: kconfig debug 0 debugfs 0 tracing 0 dfs 0 testmode 0 Device /sys/class/net/enx88541f0f6c0a found<6>[ 11.575708] ath10k_pci 0000:01:00.0: firmware ver WLAN.RM.4.4.1-00309- api 6 features wowlan,ignore-otp,mfp crc32 0793bcf2 done. Begin: Waiting up to 180 secs for any network device to become available ... done. IP-Config: enx88541f0f6c0a hardware address 88:54:1f:0f:6c:0a mtu 1500 DHCP IP-Config: eth0 hardware address 00:e0:4c:78:7f:44 mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.12 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : hp-11a-g6-ee-grunt-cbg-7 <6>[ 11.654609] ath10k_pci 0000:01:00.0: board_file api 2 bmi_id N/A crc32 d2863f91 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : <6>[ 11.675191] nfsmount (177) used greatest stack depth: 12504 bytes left done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. <6>[ 11.751804] ath10k_pci 0000:01:00.0: htt-ver 3.87 wmi-op 4 htt-op 3 cal otp max-sta 32 raw 0 hwcrypto 1 SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.33: No such file or directory <30>[ 13.056762] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified) <30>[ 13.089768] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 12 (bookworm)! <30>[ 13.112510] systemd[1]: Hostname set to . <30>[ 13.800834] systemd[1]: Queued start job for default target graphical.target. <30>[ 13.811474] systemd[1]: Created slice system-getty.slice - Slice /system/getty. [ OK ] Created slice system-getty.slice - Slice /system/getty. <30>[ 13.830662] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe. [ OK ] Created slice system-modpr…lice - Slice /system/modprobe. <30>[ 13.850671] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty. [ OK ] Created slice system-seria… - Slice /system/serial-getty. <30>[ 13.871600] systemd[1]: Created slice user.slice - User and Session Slice. [ OK ] Created slice user.slice - User and Session Slice. <30>[ 13.888342] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch. [ OK ] Started systemd-ask-passwo…quests to Console Directory Watch. <30>[ 13.909134] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch. [ OK ] Started systemd-ask-passwo… Requests to Wall Directory Watch. <30>[ 13.930064] systemd[1]: Set up automount proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount proc-sys-…rmats File System Automount Point. <30>[ 13.951924] systemd[1]: Expecting device dev-ttyS0.device - /dev/ttyS0... Expecting device dev-ttyS0.device - /dev/ttyS0... <30>[ 13.967874] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes. [ OK ] Reached target cryptsetup.…get - Local Encrypted Volumes. <30>[ 13.984900] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes. [ OK ] Reached target integrityse…Local Integrity Protected Volumes. <30>[ 14.002910] systemd[1]: Reached target paths.target - Path Units. [ OK ] Reached target paths.target - Path Units. <30>[ 14.018933] systemd[1]: Reached target remote-fs.target - Remote File Systems. [ OK ] Reached target remote-fs.target - Remote File Systems. <30>[ 14.035880] systemd[1]: Reached target slices.target - Slice Units. [ OK ] Reached target slices.target - Slice Units. <30>[ 14.051898] systemd[1]: Reached target swap.target - Swaps. [ OK ] Reached target swap.target - Swaps. <30>[ 14.066916] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes. [ OK ] Reached target veritysetup… - Local Verity Protected Volumes. <30>[ 14.085269] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe. [ OK ] Listening on systemd-initc… initctl Compatibility Named Pipe. <30>[ 14.107638] systemd[1]: Listening on systemd-journald-audit.socket - Journal Audit Socket. [ OK ] Listening on systemd-journ…socket - Journal Audit Socket. <30>[ 14.126918] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log). [ OK ] Listening on systemd-journ…t - Journal Socket (/dev/log). <30>[ 14.145499] systemd[1]: Listening on systemd-journald.socket - Journal Socket. [ OK ] Listening on systemd-journald.socket - Journal Socket. <30>[ 14.162799] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket. [ OK ] Listening on systemd-netwo… - Network Service Netlink Socket. <30>[ 14.182511] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket. [ OK ] Listening on systemd-udevd….socket - udev Control Socket. <30>[ 14.200392] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket. [ OK ] Listening on systemd-udevd…l.socket - udev Kernel Socket. <30>[ 14.220252] systemd[1]: Mounting dev-hugepages.mount - Huge Pages File System... Mounting dev-hugepages.mount - Huge Pages File System... <30>[ 14.239066] systemd[1]: Mounting dev-mqueue.mount - POSIX Message Queue File System... Mounting dev-mqueue.mount…POSIX Message Queue File System... <30>[ 14.263962] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System... Mounting sys-kernel-debug.… - Kernel Debug File System... <30>[ 14.284744] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System... Mounting sys-kernel-tracin… - Kernel Trace File System... <30>[ 14.311587] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes... Starting kmod-static-nodes…ate List of Static Device Nodes... <30>[ 14.334162] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs... Starting modprobe@configfs…m - Load Kernel Module configfs... <30>[ 14.353977] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod... Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... <30>[ 14.375990] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm... Starting modprobe@drm.service - Load Kernel Module drm... <30>[ 14.395979] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore... Starting modprobe@efi_psto…- Load Kernel Module efi_pstore... <30>[ 14.418273] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse... Starting modprobe@fuse.ser…e - Load Kernel Module fuse... <30>[ 14.438900] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop... Starting modprobe@loop.ser…e - Load Kernel Module loop... <6>[ 14.459736] fuse: init (API version 7.32) <30>[ 14.467283] systemd[1]: Starting systemd-journald.service - Journal Service... Starting systemd-journald.service - Journal Service... <30>[ 14.498129] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules... Starting systemd-modules-l…rvice - Load Kernel Modules... <30>[ 14.518626] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line... Starting systemd-network-g… units from Kernel command line... <30>[ 14.554071] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems... Starting systemd-remount-f…nt Root and Kernel File Systems... <30>[ 14.586417] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices... Starting systemd-udev-trig…[0m - Coldplug All udev Devices... <30>[ 14.620360] systemd[1]: Mounted dev-hugepages.mount - Huge Pages File System. [ OK ] Mounted dev-hugepages.mount - Huge Pages File System. <30>[ 14.639499] systemd[1]: Mounted dev-mqueue.mount - POSIX Message Queue File System. [ OK ] Mounted dev-mqueue.mount[…- POSIX Message Queue File System. <30>[ 14.660137] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System. [ OK ] Mounted sys-kernel-debug.m…nt - Kernel Debug File System. <30>[ 14.680361] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System. [ OK ] Mounted sys-kernel-tracing…nt - Kernel Trace File System. <30>[ 14.702268] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes. [ OK ] Finished kmod-static-nodes…reate List of Static Device Nodes. <30>[ 14.724483] systemd[1]: modprobe@configfs.service: Deactivated successfully. <30>[ 14.732887] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs. [ OK ] Finished modprobe@configfs…[0m - Load Kernel Module configfs. <30>[ 14.753011] systemd[1]: Started systemd-journald.service - Journal Service. [ OK ] Started systemd-journald.service - Journal Service. [ OK ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod. [ OK ] Finished modprobe@drm.service - Load Kernel Module drm. [ OK ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore. [ OK ] Finished modprobe@fuse.service - Load Kernel Module fuse. [ OK ] Finished modprobe@loop.service - Load Kernel Module loop. [ OK ] Finished systemd-modules-l…service - Load Kernel Modules. [ OK ] Finished systemd-network-g…rk units from Kernel command line. [ OK ] Finished systemd-remount-f…ount Root and Kernel File Systems. [ OK ] Reached target network-pre…get - Preparation for Network. Mounting sys-fs-fuse-conne… - FUSE Control File System... Mounting sys-kernel-config…ernel Configuration File System... <6>[ 14.891919] mount (220) used greatest stack depth: 12368 bytes left Starting systemd-journal-f…h Journal to Persistent Storage... Starting systemd-random-se…ice - Load/Save Random Seed... Starting systemd-sysctl.se…ce - Apply Kernel Variables... Starting systemd-sysusers.…rvice - Create System Users... [ OK ] Mounted sys-fs-fuse-connec…nt - FUSE Control File System. [ OK ] Mounted sys-kernel-config.… Kernel Configuration File System. [ OK ] Finished systemd-random-se…rvice - Load/Save Random Seed. <46>[ 15.003088] systemd-journald[215]: Received client request to flush runtime journal. [ OK ] Finished systemd-sysctl.service - Apply Kernel Variables. [ OK ] Finished systemd-sysusers.service - Create System Users. Starting systemd-tmpfiles-…ate Static Device Nodes in /dev... [ OK ] Finished systemd-udev-trig…e - Coldplug All udev Devices. [ OK ] Finished systemd-journal-f…ush Journal to Persistent Storage. [ OK ] Finished systemd-tmpfiles-…reate Static Device Nodes in /dev. [ OK ] Reached target local-fs-pr…reparation for Local File Systems. [ OK ] Reached target local-fs.target - Local File Systems. Starting systemd-binfmt.se…et Up Additional Binary Formats... Starting systemd-tmpfiles-… Volatile Files and Directories... Starting systemd-udevd.ser…ger for Device Events and Files... Mounting proc-sys-fs-binfm…utable File Formats File System... [ OK ] Mounted proc-sys-fs-binfmt…ecutable File Formats File System. [ OK ] Finished systemd-binfmt.se… Set Up Additional Binary Formats. [ OK ] Finished systemd-tmpfiles-…te Volatile Files and Directories. Starting systemd-timesyncd… - Network Time Synchronization... Starting systemd-update-ut…rd System Boot/Shutdown in UTMP... [ OK ] Started systemd-udevd.serv…nager for Device Events and Files. Starting systemd-networkd.…ice - Network Configuration... [ OK ] Finished systemd-update-ut…cord System Boot/Shutdown in UTMP. [ OK ] Found device dev-ttyS0.device - /dev/ttyS0. <6>[ 17.458673] ath10k_pci 0000:01:00.0 wlp1s0: renamed from wlan0 [ OK ] Created slice system-syste…- Slice /system/systemd-backlight. [ OK ] Reached target bluetooth.target - Bluetooth Support. [ OK ] Listening on systemd-rfkil…l Switch Status /dev/rfkill Watch. Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod... Starting modprobe@efi_psto…- Load Kernel Module efi_pstore... Starting modprobe@loop.ser…e - Load Kernel Module loop... Starting systemd-backlight…ghtness of backlight:amdgpu_bl0... [ OK ] Started systemd-timesyncd.…0m - Network Time Synchronization. [ OK ] Started systemd-networkd.service - Network Configuration. [ OK ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod. [ OK ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore. [ OK ] Finished modprobe@loop.service - Load Kernel Module loop. [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0. See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details. [ OK ] Reached target network.target - Network. [ OK ] Reached target time-set.target - System Time Set. Starting systemd-backlight…ghtness of backlight:amdgpu_bl0... Starting systemd-rfkill.se…Load/Save RF Kill Switch Status... [ OK ] Started systemd-rfkill.ser…- Load/Save RF Kill Switch Status. [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0. See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details. Starting systemd-backlight…ghtness of backlight:amdgpu_bl0... [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0. See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details. Starting systemd-backlight…ghtness of backlight:amdgpu_bl0... [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0. See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details. Starting systemd-backlight…ghtness of backlight:amdgpu_bl0... [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0. See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details. [FAILED] Failed to start systemd-ba…rightness of backlight:amdgpu_bl0. See 'systemctl status systemd-backlight…klight:amdgpu_bl0.service' for details. [ OK ] Reached target sysinit.target - System Initialization. [ OK ] Started apt-daily.timer - Daily apt download activities. [ OK ] Started apt-daily-upgrade.… apt upgrade and clean activities. [ OK ] Started dpkg-db-backup.tim… Daily dpkg database backup timer. [ OK ] Started e2scrub_all.timer…etadata Check for All Filesystems. [ OK ] Started fstrim.timer - Discard unused blocks once a week. [ OK ] Started systemd-tmpfiles-c… Cleanup of Temporary Directories. [ OK ] Reached target timers.target - Timer Units. [ OK ] Listening on dbus.socket[…- D-Bus System Message Bus Socket. [ OK ] Reached target sockets.target - Socket Units. [ OK ] Reached target basic.target - Basic System. Starting alsa-restore.serv…- Save/Restore Sound Card State... Starting dbus.service - D-Bus System Message Bus... Starting e2scrub_reap.serv…e ext4 Metadata Check Snapshots... Starting systemd-logind.se…ice - User Login Management... Starting systemd-user-sess…vice - Permit User Sessions... [ OK ] Finished alsa-restore.serv…m - Save/Restore Sound Card State. [ OK ] Reached target sound.target - Sound Card. [ OK ] Finished systemd-user-sess…ervice - Permit User Sessions. [ OK ] Started getty@tty1.service - Getty on tty1. [ OK ] Started serial-getty@ttyS0…rvice - Serial Getty on ttyS0. [ OK ] Reached target getty.target - Login Prompts. [ OK ] Started dbus.service - D-Bus System Message Bus. [ OK ] Started systemd-logind.service - User Login Management. [ OK ] Finished e2scrub_reap.serv…ine ext4 Metadata Check Snapshots. [ OK ] Reached target multi-user.target - Multi-User System. [ OK ] Reached target graphical.target - Graphical Interface. Starting systemd-update-ut… Record Runlevel Change in UTMP... [ OK ] Finished systemd-update-ut… - Record Runlevel Change in UTMP. Debian GNU/Linux 12 debian-bookworm-amd64 ttyS0 debian-bookworm-amd64 login: root (automatic login) Linux debian-bookworm-amd64 5.10.218-cip49 #1 SMP Mon Jun 24 06:53:57 UTC 2024 x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/14531073/extract-nfsrootfs-i2vqxlbi' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/14531073/extract-nfsrootfs-i2vqxlbi' / # export NFS_SERVER_IP='192.168.201.1' export NFS_SERVER_IP='192.168.201.1' / # # # / # export SHELL=/bin/bash export SHELL=/bin/bash / # . /lava-14531073/environment . /lava-14531073/environment / # /lava-14531073/bin/lava-test-runner /lava-14531073/0 /lava-14531073/bin/lava-test-runner /lava-14531073/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-14531073/0/tests/0_timesync-off ++ cat uuid + UUID=14531073_1.5.2.3.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-14531073/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=14531073_1.5.2.3.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-1-g6e4566075fbe7/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b hp-11A-G6-EE-grunt -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: install_deps skipped --2024-06-24 07:05:48-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-1-g6e4566075fbe7/x86_64/x86_64_defconfig+x86-board+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82 Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 3549012 (3.4M) [application/octet-stream] Saving to: 'kselftest_armhf.tar.gz' kselftest_armhf.tar 0%[ ] 0 --.-KB/s kselftest_armhf.tar 1%[ ] 47.81K 183KB/s kselftest_armhf.tar 6%[> ] 216.08K 416KB/s kselftest_armhf.tar 12%[=> ] 429.60K 553KB/s kselftest_armhf.tar 37%[======> ] 1.28M 1.24MB/s kselftest_armhf.tar 55%[==========> ] 1.89M 1.46MB/s kselftest_armhf.tar 73%[=============> ] 2.49M 1.67MB/s kselftest_armhf.tar 86%[================> ] 2.94M 1.73MB/s kselftest_armhf.tar 100%[===================>] 3.38M 1.84MB/s in 1.8s 2024-06-24 07:05:50 (1.84 MB/s) - 'kselftest_armhf.tar.gz' saved [3549012/3549012] skiplist: ======================================== ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== shardfile-lkdtm pass <12>[ 32.045680] kselftest: Running tests in lkdtm TAP version 13 1..70 # selftests: lkdtm: PANIC.sh # Skipping PANIC: crashes entire system ok 1 selftests: lkdtm: PANIC.sh # SKIP # selftests: lkdtm: BUG.sh <6>[ 32.578139] lkdtm: Performing direct entry BUG <4>[ 32.583017] ------------[ cut here ]------------ <2>[ 32.587939] kernel BUG at drivers/misc/lkdtm/bugs.c:76! <4>[ 32.593528] invalid opcode: 0000 [#1] SMP NOPTI <4>[ 32.598315] CPU: 1 PID: 660 Comm: cat Tainted: G W 5.10.218-cip49 #1 <4>[ 32.606218] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 32.612394] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 32.616572] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 32.635570] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 32.641046] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 32.648428] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 32.655808] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 32.663190] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 32.670573] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 32.677954] FS: 00007fa515399740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 32.686288] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 32.692282] CR2: 00007fa515193000 CR3: 0000000106294000 CR4: 00000000001506e0 <4>[ 32.699664] Call Trace: <4>[ 32.702373] ? __die_body.cold+0x1a/0x1f <4>[ 32.706572] ? die+0x2b/0x50 <4>[ 32.709709] ? do_trap+0x91/0x110 <4>[ 32.713278] ? lkdtm_BUG+0x5/0x10 <4>[ 32.716849] ? do_error_trap+0x90/0x110 <4>[ 32.720940] ? lkdtm_BUG+0x5/0x10 <4>[ 32.724528] ? lkdtm_BUG+0x5/0x10 <4>[ 32.728100] ? exc_invalid_op+0x4e/0x70 <4>[ 32.732190] ? lkdtm_BUG+0x5/0x10 <4>[ 32.735765] ? asm_exc_invalid_op+0x12/0x20 <4>[ 32.740204] ? direct_entry+0xe0/0xe0 <4>[ 32.744123] ? lkdtm_BUG+0x5/0x10 <4>[ 32.747696] direct_entry.cold+0x2c/0x38 <4>[ 32.751876] full_proxy_write+0x56/0x80 <4>[ 32.755969] vfs_write+0xea/0x3b0 <4>[ 32.759541] ksys_write+0x68/0xf0 <4>[ 32.763114] do_syscall_64+0x33/0x40 <4>[ 32.766945] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 32.772249] RIP: 0033:0x7fa5152ac240 <4>[ 32.776080] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 32.795076] RSP: 002b:00007fff28633608 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 32.802893] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa5152ac240 <4>[ 32.810276] RDX: 0000000000000004 RSI: 00007fa515193000 RDI: 0000000000000001 <4>[ 32.817658] RBP: 0000000000000004 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 32.825040] R10: 00007fa5151cd4d0 R11: 0000000000000202 R12: 00007fa515193000 <4>[ 32.832423] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 32.839811] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 smm starting... SMI# #1 GSMI Set Event Log (type=0xdead instance=0x3) FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area RW_ELOG found @ 45d000 (16384 bytes) Manufacturer: ef SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000 ELOG: NV offset 0x45d000 size 0x4000 ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024 ELOG: Event(81) added with size 13 at 2024-06-24 07:06:00 UTC <0>[ 32.943626] gsmi: Log Shutdown Reason 0x03 <4>[ 32.948027] ---[ end trace 3e5b92bcd68a9bd0 ]--- <4>[ 32.953025] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 32.957231] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 32.976313] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 32.981835] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 32.989259] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 32.996647] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 33.004036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 33.011492] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 33.018904] FS: 00007fa515399740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 33.027273] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 33.033277] CR2: 00007fa515193000 CR3: 0000000106294000 CR4: 00000000001506e0 # Segmentation fault # [ 32.578139] lkdtm: Performing direct entry BUG # [ 32.583017] ------------[ cut here ]------------ # [ 32.587939] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 32.593528] invalid opcode: 0000 [#1] SMP NOPTI # [ 32.598315] CPU: 1 PID: 660 Comm: cat Tainted: G W 5.10.218-cip49 #1 # [ 32.606218] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 32.612394] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 32.616572] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 32.635570] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 32.641046] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 32.648428] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 32.655808] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 32.663190] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 32.670573] R13: ffffac<6>[ 33.219079] lkdtm: Performing direct entry WARNING 0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 32.677954] FS: 00007fa515399740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 32.686288] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 32.692282] CR2: 00007fa51519300<4>[ 33.226832] ------------[ cut here ]------------ 0 CR3: 0000000106294000 CR4: 00000000001506e0 # [ 32.699664] Call Trace: # [ 32.702373] ? __die_body.cold+0x1a/0x1f # [ 32.706572] ? die+0x2b/0x50 # [ 32.709709] ? do_trap+0x91/0x110 # [ 32.713278] ? lkdtm_BUG+0x5/0x10 # [ 32.716849] <4>[ 33.253869] WARNING: CPU: 0 PID: 699 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 ? do_error_trap+0x90/0x110 # [ 32.720940] ? lkdtm_BUG+0x5/0x10 # [ 32.724528] ? lkdtm_BUG+0x5/0x10 # [ 32.728100] ? exc_invalid_op+0x4e/0x70 # [ 32.732190] ? lkdtm_BUG+0x5/0x10 # [ 32.735765] ? asm_exc_invalid_op+0x12/0x20 # [ 32.74<4>[ 33.284746] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0204] ? direct_entry+0xe0/0xe0 # [ 32.744123] ? lkdtm_BUG+0x5/0x10 # [ 32.747696] direct_entry.cold+0x2c/0x38 # [ 32.751876] full_proxy_write+0x56/0x80 # [ 32.755969] vfs_write+0xea/0x3b0 # [ 32.759541] ksys_write+0x68/0xf0 # [ 32.7<4>[ 33.361211] CPU: 0 PID: 699 Comm: cat Tainted: G D W 5.10.218-cip49 #1 63114] do_syscall_64+0x33/0x40 # [ 32.766945] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 32.772249] RIP: 0033:0x7fa5152ac240 # [ 32.776080] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 0<4>[ 33.391305] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 32.795076] RSP: 002b:00007fff28633608 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 32.802893] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000<4>[ 33.419670] RIP: 0010:lkdtm_WARNING+0x13/0x20 07fa5152ac240 # [ 32.810276] RDX: 0000000000000004 RSI: 00007fa515193000 RDI: 0000000000000001 # [ 32.817658] RBP: 0000000000000004 R08: 00000000ffffffff R09: 0000000000000000 # [ 32.825040] R10: 00007fa5151cd4d0 R11: 0000000000000202 R12: 00007fa<4>[ 33.446476] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 01 75 05 e9 ad 47 a8 00 <0f> 0b e9 a6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 c1 0b 515193000 # [ 32.832423] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 32.839811] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cr<4>[ 33.487651] RSP: 0018:ffffac0fc0e4fe60 EFLAGS: 00010202 os_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_d<4>[ 33.515316] RAX: ffffffffba380280 RBX: 0000000000000002 RCX: 0000000000000000 a7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 32.943626] gsmi: Log Shutdown Reason 0x03 <4>[ 33.544901] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffffffffbc2406e0 # [ 32.948027] ---[ end trace 3e5b92bcd68a9bd0 ]--- # [ 32.953025] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 32.957231] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f><4>[ 33.574476] RBP: ffffffffbc6cfe57 R08: 0000000000000000 R09: 0000000000000000 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 32.976313] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 32.981835] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 32.989259] RDX: 0000000000000000 RSI: f<4>[ 33.604083] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 fff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 32.996647] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 33.004036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 33.011492] R13: ffffac0fc0be3f10 R14: ffffa<4>[ 33.633658] R13: ffffac0fc0e4ff10 R14: ffffac0fc0e4ff10 R15: ffff96ecc4015000 c0fc0be3f10 R15: ffff96ecc711a000<4>[ 33.663197] FS: 00007f42fa6f1740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 33.674396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 33.018904] FS: 00007fa515399740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 33.680620] CR2: 00007f42fa4e3000 CR3: 000000010744a000 CR4: 00000000001506f0 # [ 33.027273] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 33.033277] CR2: 00007fa515193000 CR3: 0000000106294000 CR4: 00000000001506e0 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh <4>[ 33.696272] Call Trace: <4>[ 33.720341] ? __warn+0x80/0x110 <4>[ 33.723835] ? lkdtm_WARNING+0x13/0x20 <4>[ 33.727848] ? report_bug+0x9e/0xc0 <4>[ 33.731603] ? handle_bug+0x41/0x90 <4>[ 33.735352] ? exc_invalid_op+0x14/0x70 <4>[ 33.739452] ? asm_exc_invalid_op+0x12/0x20 <4>[ 33.743896] ? lkdtm_BUG+0x10/0x10 <4>[ 33.747563] ? lkdtm_WARNING+0x13/0x20 <4>[ 33.751576] direct_entry.cold+0x2c/0x38 <4>[ 33.755762] full_proxy_write+0x56/0x80 <4>[ 33.759862] vfs_write+0xea/0x3b0 <4>[ 33.763441] ksys_write+0x68/0xf0 <4>[ 33.767021] do_syscall_64+0x33/0x40 <4>[ 33.770858] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 33.776170] RIP: 0033:0x7f42fa5fc240 <4>[ 33.780007] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 33.799009] RSP: 002b:00007ffc142e7338 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 33.806843] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f42fa5fc240 <4>[ 33.814233] RDX: 0000000000000008 RSI: 00007f42fa4e3000 RDI: 0000000000000001 <4>[ 33.821622] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 33.829015] R10: 00007f42fa51d4d0 R11: 0000000000000202 R12: 00007f42fa4e3000 <4>[ 33.836403] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 33.843799] irq event stamp: 0 <4>[ 33.847117] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 33.853644] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 33.862073] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 33.870503] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 33.877023] ---[ end trace 3e5b92bcd68a9bd1 ]--- # [ 33.219079] lkdtm: Performing direct entry WARNING # [ 33.226832] ------------[ cut here ]------------ # [ 33.253869] WARNING: CPU: 0 PID: 699 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 33.284746] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 33.361211] CPU: 0 PID: 699 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 33.391305] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 33.419670] RIP: 0010:lkdtm_WARNING+0x13/0x20 # [ 33.446476] Code: c0 f4 ff<6>[ 33.990770] lkdtm: Performing direct entry WARNING_MESSAGE ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 01 75 05 e9 ad 47 a8 00 <0f> 0b e9 a6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 c1 0b # [ 33.487651] RSP: 0018:ffffac0fc0e4fe60 EFLAGS: 00010202 # [ 3<4>[ 34.003805] ------------[ cut here ]------------ 3.515316] RAX: ffffffffba380280 RBX: 0000000000000002 RCX: 0000000000000000 # [ 33.544901] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffffffffbc2406e0 # [ 33.574476] RBP: ffffffffbc6cfe57 R08: 0000000000000000 R09: 0000000000000000 # [ 33.60<4>[ 34.030899] Warning message trigger count: 2 4083] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 33.633658] R13: ffffac0fc0e4ff10 R14: ffffac0fc0e4ff10 R15: ffff96ecc4015000 # [ 33.663197] FS: 00007f42fa6f1740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ <4>[ 34.057680] WARNING: CPU: 0 PID: 735 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 33.674396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 33.680620] CR2: 00007f42fa4e3000 CR3: 000000010744a000 CR4: 00000000001506f0 # [ 33.696272] Call Trace: # [ 33.720341] ? __warn+0x80/0x110 # [ 33.723835] ? lkdtm_WARNING+0x13/<4>[ 34.089179] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0x20 # [ 33.727848] ? report_bug+0x9e/0xc0 # [ 33.731603] ? handle_bug+0x41/0x90 # [ 33.735352] ? exc_invalid_op+0x14/0x70 # [ 33.739452] ? asm_exc_invalid_op+0x12/0x20 # [ 33.743896] ? lkdtm_BUG+0x10/0x10 # [ 33.747563] ? lkdtm_WAR<4>[ 34.165673] CPU: 0 PID: 735 Comm: cat Tainted: G D W 5.10.218-cip49 #1 NING+0x13/0x20 # [ 33.751576] direct_entry.cold+0x2c/0x38 # [ 33.755762] full_proxy_write+0x56/0x80 # [ 33.759862] vfs_write+0xea/0x3b0 # [ 33.763441] ksys_write+0x68/0xf0 # [ 33.767021] do_syscall_64+0x33/0x40 # [ 33.770858] entry_<4>[ 34.195751] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 SYSCALL_64_after_hwframe+0x67/0xd1 # [ 33.776170] RIP: 0033:0x7f42fa5fc240 # [ 33.780007] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3<4>[ 34.224110] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 33.799009] RSP: 002b:00007ffc142e7338 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 33.806843] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f42fa5fc240 # [ 33.814233] RDX: 0000000000000008 RSI<4>[ 34.251601] Code: a6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 c1 0b eb 03 48 c7 c7 b8 03 6d bc 8d 70 01 89 35 b1 0b eb 03 e8 16 04 69 00 <0f> 0b e9 79 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 : 00007f42fa4e3000 RDI: 0000000000000001 # [ 33.821622] RBP: 0000000000000008 R08: 00000000ffffffff R09: 0000000000000000 # [ 33.829015] R10: 00007f42fa51d4d0 R11: 0000000000000202 R12: 00007f42fa4e3000 # [ 33.836403] R13: 0000000000000001 R14: 00<4>[ 34.292786] RSP: 0018:ffffac0fc0eefe60 EFLAGS: 00010286 00000000020000 R15: 0000000000000000 # [ 33.843799] irq event stamp: 0 # [ 33.847117] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 33.853644] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 33.86<4>[ 34.320459] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 2073] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 33.870503] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 33.877023] ---[ end trace 3e5b92bcd68a9bd1 ]--- # WARNING: saw 'WARNING:': ok ok 3 selfte<4>[ 34.350029] RDX: ffff96eceac2c620 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 sts: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh <4>[ 34.379602] RBP: ffffffffbc6cfe5f R08: 0000000000000000 R09: 0000000000000000 <4>[ 34.392499] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 <4>[ 34.399889] R13: ffffac0fc0eeff10 R14: ffffac0fc0eeff10 R15: ffff96ecc6089000 <4>[ 34.407279] FS: 00007f1aea981740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 34.415633] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 34.421670] CR2: 00007f1aea73b000 CR3: 0000000106336000 CR4: 00000000001506f0 <4>[ 34.429062] Call Trace: <4>[ 34.431779] ? __warn+0x80/0x110 <4>[ 34.435278] ? lkdtm_WARNING_MESSAGE+0x20/0x30 <4>[ 34.439986] ? report_bug+0x9e/0xc0 <4>[ 34.443739] ? handle_bug+0x41/0x90 <4>[ 34.447490] ? exc_invalid_op+0x14/0x70 <4>[ 34.451590] ? asm_exc_invalid_op+0x12/0x20 <4>[ 34.456038] ? lkdtm_WARNING_MESSAGE+0x20/0x30 <4>[ 34.460760] direct_entry.cold+0x2c/0x38 <4>[ 34.464987] full_proxy_write+0x56/0x80 <4>[ 34.469086] vfs_write+0xea/0x3b0 <4>[ 34.472665] ksys_write+0x68/0xf0 <4>[ 34.476245] do_syscall_64+0x33/0x40 <4>[ 34.480084] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 34.485400] RIP: 0033:0x7f1aea854240 <4>[ 34.489239] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 34.508245] RSP: 002b:00007ffd73f12708 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 34.516073] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f1aea854240 <4>[ 34.523465] RDX: 0000000000000010 RSI: 00007f1aea73b000 RDI: 0000000000000001 <4>[ 34.530858] RBP: 0000000000000010 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 34.538250] R10: 00007f1aea7754d0 R11: 0000000000000202 R12: 00007f1aea73b000 <4>[ 34.545641] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 34.553040] irq event stamp: 0 <4>[ 34.556360] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 34.562888] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 34.571320] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 34.579754] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 34.586279] ---[ end trace 3e5b92bcd68a9bd2 ]--- # [ 33.990770] lkdtm: Performing direct entry WARNING_MESSAGE # [ 34.003805] ------------[ cut here ]------------ # [ 34.030899] Warning message trigger count: 2 # [ 34.057680] WARNING: CPU: 0 PID: 735 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 34.089179] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 34.165673] CPU: 0 PID: 735 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 34.195751] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 34.224110] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 34.251601] Code: a6 47 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 c1 0b eb 03 48 c7 c7 b8 03 6d bc 8d 70 01 89 35 b1 0b eb 03 e8 16 04 69 00 <0f> 0b e9 79 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 # <6>[ 34.712719] lkdtm: Performing direct entry EXCEPTION [ 34.292786] RSP: 0018:ffffac0fc0eefe60 EFLAGS: 00010286 # [ 34.320459] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 34.350029] RDX: ffff96eceac2c620 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 # [ 34.379602] RBP: ffffff<1>[ 34.732510] BUG: kernel NULL pointer dereference, address: 0000000000000000 ff[ 34.761860] #PF: supervisor write access in kernel mode <1>[ 34.789523] #PF: error_code(0x0002) - not-present page 981740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ 34.415633] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 34.421670] CR2: 00007f1aea73b000 CR3: 0000000106336000 CR4: 00000000001506f0 # [ 34.429062] Call Trace: # [ 34.43<6>[ 34.794912] PGD 0 P4D 0 1779] ? __warn+0x80/0x110 # [ 34.435278] ? lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 34.439986] ? report_bug+0x9e/0xc0 # [ 34.443739] ? handle_bug+0x41/0x90 # [ 34.447490] ? exc_invalid_op+0x14/0x70 # [ 34.451590] ? asm_exc_invalid_op+0x12/0<4>[ 34.819886] Oops: 0002 [#2] SMP NOPTI x20 # [ 34.456038] ? lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 34.460760] direct_entry.cold+0x2c/0x38 # [ 34.464987] full_proxy_write+0x56/0x80 # [ 34.469086] vfs_write+0xea/0x3b0 # [ 34.472665] ksys_write+0x68/0xf0 # [ 34.476245] do_sysc<4>[ 34.845990] CPU: 1 PID: 768 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 34.876076] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 all_64+0x33/0x40 # [ 34.480084] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 34.485400] RIP: 0033:0x7f1aea854240 # [ 34.489239] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 0<4>[ 34.882252] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 0 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 34.508245] RSP: 002b:00007ffd73f12708 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 34.516073] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f1aea854240 <4>[ 34.909125] Code: 48 c7 c7 b8 03 6d bc 8d 70 01 89 35 b1 0b eb 03 e8 16 04 69 00 0f 0b e9 79 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 e9 5b 47 a8 00 66 66 2e 0f 1f 84 # <[ 34.523465] RDX: 0000000000000010 RSI: 00007f1aea73b000 RDI: 0000000000000001 # [ 34.530858] RBP: 0000000000000010 R08: 00000000ffffffff R09: 0000000000000000 # [ 34.538250] R10: 00007f1aea7754d0 R11: 0000000000000202 R12: 00007f1aea73b000 # [ 4>[ 34.950307] RSP: 0018:ffffac0fc0f5fe60 EFLAGS: 00010282 <4>[ 34.977969] RAX: ffffffffba3802d0 RBX: 0000000000000004 RCX: 0000000000000000 34.545641] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 34.553040] irq event stamp: 0 # [ 34.556360] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 34.562888] hardirqs last disabled at (0): [[ 34.985351] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc240700 <4>[ 35.014916] RBP: ffffffffbc5c321f R08: 0000000000000000 R09: 0000000000000000 c>] copy_process+0x65c/0x20e0 # [ 34.571320] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 34.579754] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 34.586279] ---[ end trace 3e5b92bcd68a9bd2 ]--- <4>[ 35.022299] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a <4>[ 35.051865] R13: ffffac0fc0f5ff10 R14: ffffac0fc0f5ff10 R15: ffff96ecc7239000 # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh <4>[ 35.059247] FS: 00007f0996b19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 35.078238] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 35.084233] CR2: 0000000000000000 CR3: 00000001062ce000 CR4: 00000000001506e0 <4>[ 35.091613] Call Trace: <4>[ 35.094326] ? __die_body.cold+0x1a/0x1f <4>[ 35.098506] ? no_context+0x177/0x380 <4>[ 35.102427] ? exc_page_fault+0x53/0x170 <4>[ 35.106604] ? asm_exc_page_fault+0x1e/0x30 <4>[ 35.111044] ? lkdtm_WARNING_MESSAGE+0x30/0x30 <4>[ 35.115742] ? lkdtm_EXCEPTION+0x5/0x20 <4>[ 35.119834] direct_entry.cold+0x2c/0x38 <4>[ 35.124014] full_proxy_write+0x56/0x80 <4>[ 35.128105] vfs_write+0xea/0x3b0 <4>[ 35.131676] ksys_write+0x68/0xf0 <4>[ 35.135246] do_syscall_64+0x33/0x40 <4>[ 35.139076] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 35.144382] RIP: 0033:0x7f09969ec240 <4>[ 35.148212] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 35.167210] RSP: 002b:00007ffe6090a268 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 35.175043] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f09969ec240 <4>[ 35.182427] RDX: 000000000000000a RSI: 00007f09968d3000 RDI: 0000000000000001 <4>[ 35.189809] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 <4>[ 35.197193] R10: 00007f099690d4d0 R11: 0000000000000202 R12: 00007f09968d3000 <4>[ 35.204575] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 35.211962] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 35.266298] CR2: 0000000000000000 <4>[ 35.272470] ---[ end trace 3e5b92bcd68a9bd3 ]--- <4>[ 35.277534] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 35.281921] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 35.301038] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 35.306605] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 35.314076] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 35.321638] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 35.329129] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 35.336615] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 35.344079] FS: 00007f0996b19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 35.352513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 35.358614] CR2: 0000000000000000 CR3: 00000001062ce000 CR4: 00000000001506e0 # Killed # [ 34.712719] lkdtm: Performing direct entry EXCEPTION # [ 34.732510] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 34.761860] #PF: supervisor write access in kernel mode # [ 34.789523] #PF: error_code(0x0002) - not-present page # [ 34.794912] PGD 0 P4D 0 # [ 34.819886] Oops: 0002 [#2] SMP NOPTI # [ 34.845990] CPU: 1 PID: 768 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 34.876076] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 34.882252] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 34.909125] Code: 48 c7 c7 b8 03 6d bc 8d 70 01 89 35 b1 0b eb 03 e8 16 04 69 00 0f 0b e9 79 47 a8 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 e9 5b 47 a8 00 66 66 2e 0f 1f 84 # [ 34.950307] RSP: 0018:ffffac0fc0f5fe60 EFLAGS: 00010282 # [ 34.977969] RAX: ffffffffba3802d0 RBX: 0000000000000004 RCX: 0000000000000000 # [ 34.985351] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc240700 # [ 35.014916] RBP: ffffffffbc5c321f R08: 0000000000000000 R09: 0000000000000000 # [ 35.022299] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 35.051865] R13: ffffac0fc0f5ff10 R14: ffffac0fc0f5ff10 R15: ffff96ecc7239000 # [ 35.059247] FS: 00007f0996b19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 35.078238] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 35.084233] CR2: 0000000000000000 CR3: 00000001062ce000 CR4: 00000000001506e0 # [ 35.091613] Call Trace: # [ 35.094326] ? __die_body.cold+0x1a/0x1f # [ 35.098506] ? no_context+0x177/0x380 # [ 35.102427] ? exc_page_fault+0x53/0x170 # [ 35.106604] ? asm_exc_page_fault+0x1e/0x30 # [ 35.111044] ? lkdtm_WARNING_MESSAGE+0x30/0x30 # [ 35.115742] ? lkdtm_EXCEPTION+0x5/0x20 # [ 35.119834] direct_entry.cold+0x2c/0x38 # [ 35.124014] full_proxy_write+0x56/0x80 # [ 35.128105] vfs_write+0xea/0x3b0 # [ 35.131676] ksys_write+0x68/0xf0 # [ 35.135246] do_syscall_64+0x33/0x40 # [ 35.139076] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 35.144382] RIP: 0033:0x7f09969ec240 # [ 35.148212] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 35.167210] RSP: 002b:00007ffe6090a268 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 35.175043] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f09969ec240 # [ 35.182427] RDX: 000000000000000a RSI: 00007f09968d3000 RDI: 0000000000000001 # [ 35.189809] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 # [ 35.197193] R10: 00007f099690d4d0 R11: 0000000000000202 R12: 00007f09968d3000 # [ 35.204575] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 35.211962] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 35.266298] CR2: 0000000000000000 # [ 35.272470] ---[ end trace 3e5b92bcd68a9bd3 ]--- # [ 35.277534] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 35.281921] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 35.301038] RSP: 0018:ffffac0fc0be3<6>[ 35.737935] lkdtm: Performing direct entry CORRUPT_LIST_ADD e60 EFLAGS: 00010282 # [ 35.306605] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 35.314076] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 35.321638] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: <6>[ 35.756775] lkdtm: attempting good list addition 0000000000000001 # [ 35.329129] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 35.336615] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 35.344079] FS: 00007f0996b19740(0000) GS:ffff96ecead00000(0000<6>[ 35.783826] lkdtm: attempting corrupted list addition )<3>[ 35.811223] lkdtm: list_add() corruption not detected! knlGS:0000000000000000 # [ 35.352513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 35.358614] CR2: 0000000000000000 CR3: 00000001062ce000 CR4: 00000000001506e0 # EXCEPTION: saw 'call trace:': ok ok 5 selftests: lkdtm: EXCEPTION.sh # selftests: lkdtm: LOOP.sh # Skipping LOOP: Hangs the system ok 6 selftests: lkdtm: LOOP.sh # SKIP # selftests: lkdtm: EXHAUST_STACK.sh # Skipping EXHAUST_STACK: Corrupts memory on failure ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK.sh # Skipping CORRUPT_STACK: Crashes entire system on success ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK_STRONG.sh # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh # [ 35.737935] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 35.756775] lkdtm: attempting good list addition # [ 35.783826] lkdtm: attempting corrupted list addition # [ 35.811223] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh <6>[ 35.947964] lkdtm: Performing direct entry CORRUPT_LIST_DEL <6>[ 35.953813] lkdtm: attempting good list removal <6>[ 35.958642] lkdtm: attempting corrupted list removal <3>[ 35.963867] lkdtm: list_del() corruption not detected! # [ 35.947964] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 35.953813] lkdtm: attempting good list removal # [ 35.958642] lkdtm: attempting corrupted list removal # [ 35.963867] lkdtm: list_del() corruption not detected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh <6>[ 36.063106] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING <6>[ 36.069657] lkdtm: attempting bad read from page below current stack <0>[ 36.076310] BUG: stack guard page was hit at 0000000066c9729c (stack is 00000000f6040c9b..00000000662f1153) <4>[ 36.086302] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI <4>[ 36.092821] CPU: 1 PID: 1000 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 36.100810] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 36.107004] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a <4>[ 36.113089] Code: c7 3a 00 0f 1f 44 00 00 53 48 c7 c7 58 07 6d bc 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8f dd fb ff 48 c7 c7 98 07 6d bc <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 75 dd fb ff 0f 1f 44 <4>[ 36.132086] RSP: 0018:ffffac0fc128fe50 EFLAGS: 00010246 <4>[ 36.137563] RAX: 0000000000000038 RBX: ffffac0fc128c000 RCX: 0000000000000000 <4>[ 36.144946] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0798 <4>[ 36.152327] RBP: ffffffffbc6cfec2 R08: 0000000000000000 R09: 0000000000000000 <4>[ 36.159709] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 <4>[ 36.167091] R13: ffffac0fc128ff10 R14: ffffac0fc128ff10 R15: ffff96ecc3e2b000 <4>[ 36.174473] FS: 00007fcd5e559740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 36.182808] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 36.188803] CR2: ffffac0fc128bfff CR3: 000000010622a000 CR4: 00000000001506e0 <4>[ 36.196184] Call Trace: <4>[ 36.198888] <#DF> <4>[ 36.201162] ? __die_body.cold+0x1a/0x1f <4>[ 36.205343] ? die+0x2b/0x50 <4>[ 36.208479] ? handle_stack_overflow+0x3e/0x4d <4>[ 36.213176] ? no_context+0x24d/0x380 <4>[ 36.217090] <4>[ 36.219444] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 36.273770] ---[ end trace 3e5b92bcd68a9bd4 ]--- <4>[ 36.278643] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 36.282818] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 36.301815] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 36.307298] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 36.314684] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 36.322068] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 36.329452] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 36.336835] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 36.344218] FS: 00007fcd5e559740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 36.352555] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 36.358551] CR2: ffffac0fc128bfff CR3: 000000010622a000 CR4: 00000000001506e0 <3>[ 36.365937] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 36.375054] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1000, name: cat <4>[ 36.382873] INFO: lockdep is turned off. <4>[ 36.387050] irq event stamp: 0 <4>[ 36.390364] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 36.396884] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 36.405310] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 36.413733] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 36.420252] CPU: 1 PID: 1000 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 36.428242] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 36.434413] Call Trace: <4>[ 36.437125] dump_stack+0x77/0x9b <4>[ 36.440699] ___might_sleep.cold+0xa6/0xb6 <4>[ 36.445052] exit_signals+0x1c/0x300 <4>[ 36.448885] do_exit+0xc2/0xab0 <4>[ 36.452286] ? ksys_write+0x68/0xf0 <4>[ 36.456030] make_task_dead+0x2f/0x30 <4>[ 36.459950] rewind_stack_and_make_dead+0x17/0x20 <4>[ 36.464910] RIP: 0033:0x7fcd5e46c240 <4>[ 36.468741] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 36.487739] RSP: 002b:00007ffcee22d8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 36.495558] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fcd5e46c240 <4>[ 36.502941] RDX: 0000000000000019 RSI: 00007fcd5e353000 RDI: 0000000000000001 <4>[ 36.510324] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 36.517706] R10: 00007fcd5e38d4d0 R11: 0000000000000202 R12: 00007fcd5e353000 <4>[ 36.525088] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # Segmentation fault # [ 36.063106] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 36.069657] lkdtm: attempting bad read from page below current stack # [ 36.076310] BUG: stack guard page was hit at 0000000066c9729c (stack is 00000000f6040c9b..00000000662f1153) # [ 36.086302] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI # [ 36.092821] CPU: 1 PID: 1000 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 36.100810] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 36.107004] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 36.113089] Code: c7 3a 00 0f 1f 44 00 00 53 48 c7 c7 58 07 6d bc 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 8f dd fb ff 48 c7 c7 98 07 6d bc <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 75 dd fb ff 0f 1f 44 # [ 36.132086] RSP: 0018:ffffac0fc128fe50 EFLAGS: 00010246 # [ 36.137563] RAX: 0000000000000038 RBX: ffffac0fc128c000 RCX: 0000000000000000 # [ 36.144946] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0798 # [ 36.152327] RBP: ffffffffbc6cfec2 R08: 0000000000000000 R09: 000000000000000<6>[ 36.663585] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING 0 # [ 36.159709] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 36.167091] R13: ffffac0fc128ff10 R14: ffffac0fc128ff10 R15: ffff96ecc3e2b000 # [ 36.174473] FS: 00007fcd5e559740(0000) GS:ffff96ecead00000(0000) knlGS:00000000<6>[ 36.673105] lkdtm: attempting bad read from page above current stack 00000000 # [ 36.182808] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 36.188803] CR2: ffffac0fc128bfff CR3: 000000010622a000 CR4: 00000000001506e0 # [ 36.196184] Call Trace: # [ 36.198888] <#DF> # [ 36.201162] ? __die_body.cold+0x1<0>[ 36.701930] BUG: stack guard page was hit at 00000000a5394676 (stack is 000000009ac4b5c5..0000000011607ff9) a/0x1f # [ 36.205343] ? die+0x2b/0x50 # [ 36.208479] ? handle_stack_overflow+0x3e/0x4d # [ 36.213176] ? no_context+0x24d/0x380 # [ 36.217090] # [ 36.219444] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_light<4>[ 36.734057] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI bar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common k<4>[ 36.762755] CPU: 1 PID: 1035 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 36.792926] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 fifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regm<4>[ 36.799104] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d ap_i2c coreboot_table # [ 36.273770] ---[ end trace 3e5b92bcd68a9bd4 ]--- # [ 36.278643] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 36.282818] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb <4>[ 36.827451] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 d0 07 6d bc 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 55 dd fb ff 48 c7 c7 10 08 6d bc <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 38 dd fb ff c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 36.301815] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 36.307298] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 36.314684] RDX: 0<4>[ 36.868632] RSP: 0018:ffffac0fc12f7e50 EFLAGS: 00010246 00<0000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 36.322068] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 36.329452] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 36.336835] R13: ffffa4>[ 36.896295] RAX: 0000000000000038 RBX: ffffac0fc12f4000 RCX: 0000000000000000 c0[ 36.925867] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0810 <4>[ 36.955437] RBP: ffffffffbc6cfedb R08: 0000000000000000 R09: 0000000000000000 ff CR3: 000000010622a000 CR4: 00000000001506e0 # [ 36.365937] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 36.375054] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1000, name: cat # [ 36.382873<4>[ 36.962821] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a <4>[ 36.992388] R13: ffffac0fc12f7f10 R14: ffffac0fc12f7f10 R15: ffff96ecc5de6000 ] INFO: lockdep is turned off. # [ 36.387050] irq event stamp: 0 # [ 36.390364] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 36.396884] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 36.405310] <4>[ 36.999771] FS: 00007fe272758740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 so] copy_process+0x65c/0x20e0 # [ 36.413733] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 36.420252] CPU: 1 PID: 1000 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 36.4284>[ 37.030289] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 242] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 36.434413] Call Trace: # [ 36.437125] dump_stack+0x77/0x9b # [ 36.440699] ___might_sleep.cold+0xa6/0xb6 # [ 36.445052] exit_signals+0x1c/0x300 # [ 36.448885] do_exit+0xc2/0xab0<4>[ 37.058476] CR2: ffffac0fc12f8000 CR3: 00000001062ce000 CR4: 00000000001506e0 <# [ 36.452286] ? ksys_write+0x68/0xf0 # [ 36.456030] make_task_dead+0x2f/0x30 # [ 36.459950] rewind_stack_and_make_dead+0x17/0x20 # [ 36.464910] RIP: 0033:0x7fcd5e46c240 # [ 36.468741] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c4>[ 37.088046] Call Trace: 7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 36.487739] RSP: 002b:00007ffcee22d8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 36.495558] R<4>[ 37.112939] <#DF> AX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fcd5e46c240 # [ 36.502941] RDX: 0000000000000019 RSI: 00007fcd5e353000 RDI: 0000000000000001 # [ 36.510324] RBP: 0000000000000019 R08: 00000000ffffffff R09: 0000000000000000 # [ 36.517706] R10: <4>[ 37.137399] ? __die_body.cold+0x1a/0x1f 00007fcd5e38d4d0 R11: 0000000000000202 R12: 00007fcd5e353000 # [ 36.525088] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # self<4>[ 37.163761] ? die+0x2b/0x50 tests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh <4>[ 37.189082] ? handle_stack_overflow+0x3e/0x4d <4>[ 37.197593] ? no_context+0x24d/0x380 <4>[ 37.201512] <4>[ 37.203868] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 37.258209] ---[ end trace 3e5b92bcd68a9bd5 ]--- <4>[ 37.263084] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 37.267261] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 37.286261] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 37.291741] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 37.299124] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 37.306511] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 37.313893] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 37.321280] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 37.328664] FS: 00007fe272758740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 37.337002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 37.342997] CR2: ffffac0fc12f8000 CR3: 00000001062ce000 CR4: 00000000001506e0 # Segmentation fault # [ 36.663585] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 36.673105] lkdtm: attempting bad read from page above current stack # [ 36.701930] BUG: stack guard page was hit at 00000000a5394676 (stack is 000000009ac4b5c5..0000000011607ff9) # [ 36.734057] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI # [ 36.762755] CPU: 1 PID: 1035 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 36.792926] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 36.799104] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 36.827451] Code: dd fb ff 0f 1f 44 00 00 53 48 c7 c7 d0 07 6d bc 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 55 dd fb ff 48 c7 c7 10 08 6d bc <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 38 dd fb ff # [ 36.868632] RSP: 0018:ffffac0fc12f7e50 EFLAGS: 00010246 # [ 36.896295] RAX: 0000000000000038 RBX: ffffac0fc12f4000 RCX: 0000000000000000 # [ 36.925867] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0810 # [ 36.955437] RBP: ffffffffbc6cfedb R08: 0000000000000000 R09: 0000000000000000 # [ 36.962821] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 36.992388] R13: ffffac0fc12f7f10 R14: ffffac0fc12f7f10 R15: ffff96ecc5de6000 # [ 36.999771] FS: 00007fe272758740(0000) GS:ffff96ecead00000(0000) knl<6>[ 37.552594] lkdtm: Performing direct entry UNSET_SMEP GS:0000000000000000 # [ 37.030289] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 37.058476] CR2: ffffac0fc12f8000 CR3: 00000001062ce000 CR4: 00000000001506e0 # [ 37.088046] Call Trace: # [ 37.112939] <#DF> # [ 37.137399] ? __die_bo<6>[ 37.570257] lkdtm: trying to clear SMEP normally dy.cold+0x1a/0x1f # [ 37.163761] ? die+0x2b/0x50 # [ 37.189082] ? handle_stack_overflow+0x3e/0x4d # [ 37.197593] ? no_context+0x24d/0x380 # [ 37.201512] # [ 37.203868] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cr<4>[ 37.594953] ------------[ cut here ]------------ os_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobu<4>[ 37.621898] pinned CR4 bits changed: 0x100000!? f2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dma<4>[ 37.648862] WARNING: CPU: 1 PID: 1073 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60 engine regmap_i2c coreboot_table # [ 37.258209] ---[ end trace 3e5b92bcd68a9bd5 ]--- # [ 37.263084] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 37.267261] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 f<4>[ 37.680414] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table f ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 37.286261] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 37.291741] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 37.299<4>[ 37.756870] CPU: 1 PID: 1073 Comm: cat Tainted: G D W 5.10.218-cip49 #1 124] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 37.306511] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 37.313893] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 37.321280]<4>[ 37.787048] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 37.328664] FS: 00007fe272758740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 37.337002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 37.342997] CR2: fff<4>[ 37.815406] RIP: 0010:native_write_cr4+0x45/0x60 fac0fc12f8000 CR3: 00000001062ce000 CR4: 00000000001506e0 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh <4>[ 37.842466] Code: 39 c2 75 2d 48 85 f6 75 05 e9 27 26 54 01 80 3d 27 63 46 03 00 75 f2 48 c7 c7 c0 d2 5c bc c6 05 17 63 46 03 01 e8 a1 e2 14 01 <0f> 0b e9 04 26 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 <4>[ 37.878792] RSP: 0018:ffffac0fc1377e48 EFLAGS: 00010286 <4>[ 37.884277] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000 <4>[ 37.891703] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 37.899251] RBP: ffffffffbc6cfef5 R08: 0000000000000000 R09: 0000000000000000 <4>[ 37.906672] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b <4>[ 37.914157] R13: ffffac0fc1377f10 R14: ffffac0fc1377f10 R15: ffff96ecc6197000 <4>[ 37.921601] FS: 00007f05f79f9740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 37.930065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 37.936164] CR2: 00007f05f77eb000 CR3: 00000001062fc000 CR4: 00000000001506e0 <4>[ 37.943656] Call Trace: <4>[ 37.946467] ? __warn+0x80/0x110 <4>[ 37.950021] ? native_write_cr4+0x45/0x60 <4>[ 37.954368] ? report_bug+0x9e/0xc0 <4>[ 37.958125] ? handle_bug+0x41/0x90 <4>[ 37.961875] ? exc_invalid_op+0x14/0x70 <4>[ 37.965973] ? asm_exc_invalid_op+0x12/0x20 <4>[ 37.970451] ? native_write_cr4+0x45/0x60 <4>[ 37.974737] ? native_write_cr4+0x45/0x60 <4>[ 37.979010] lkdtm_UNSET_SMEP.cold+0x1d/0x103 <4>[ 37.983628] direct_entry.cold+0x2c/0x38 <4>[ 37.987814] full_proxy_write+0x56/0x80 <4>[ 37.991914] vfs_write+0xea/0x3b0 <4>[ 37.995490] ksys_write+0x68/0xf0 <4>[ 37.999069] do_syscall_64+0x33/0x40 <4>[ 38.002935] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 38.008254] RIP: 0033:0x7f05f7904240 <4>[ 38.012094] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 38.031099] RSP: 002b:00007fff18320458 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 38.038945] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f05f7904240 <4>[ 38.046339] RDX: 000000000000000b RSI: 00007f05f77eb000 RDI: 0000000000000001 <4>[ 38.053729] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 <4>[ 38.063637] R10: 00007f05f78254d0 R11: 0000000000000202 R12: 00007f05f77eb000 <4>[ 38.071121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 38.078526] irq event stamp: 0 <4>[ 38.081858] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 38.088385] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 38.096818] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 38.105263] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 38.111788] ---[ end trace 3e5b92bcd68a9bd6 ]--- <6>[ 38.116669] lkdtm: ok: SMEP did not get cleared <6>[ 38.121459] lkdtm: trying to clear SMEP with call gadget <6>[ 38.127031] lkdtm: ok: SMEP removal was reverted # [ 37.552594] lkdtm: Performing direct entry UNSET_SMEP # [ 37.570257] lkdtm: trying to clear SMEP normally # [ 37.594953] ------------[ cut here ]------------ # [ 37.621898] pinned CR4 bits changed: 0x100000!? # [ 37.648862] WARNING: CPU: 1 PID: 1073 at arch/x86/kernel/cpu/common.c:396 native_write_cr4+0x45/0x60 # [ 37.680414] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 37.756870] CPU: 1 PID: 1073 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 37.787048] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 37.815406] RIP: 0010:native_write_cr4+0x45/0x60 # [ 37.842466] Code: 39 c2 75 2d 48 85 f6 75 05 e9 27 26 54 01 80 3d 27 63 46 03 00 75 f2 48 c7 c7 c0 d2 5c bc c6 05 17 63 46 03 01 e8 a1 e2 14 01 <0f> <6>[ 38.265563] lkdtm: Performing direct entry DOUBLE_FAULT 0b e9 04 26 54 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 37.878792] RSP: 0018:ffffac0fc1377e48 EFLAGS: 00010286 # [ 37.884277] RAX: 0000000000000000 RBX: 00000000000506e0 RCX: 0000000000000000 # [ 37.891703] RDX: ffff96ecead2c620 RSI: ff<3>[ 38.275838] lkdtm: XFAIL: this test is ia32-only ff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 37.899251] RBP: ffffffffbc6cfef5 R08: 0000000000000000 R09: 0000000000000000 # [ 37.906672] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 37.914157] R13: ffffac0fc1377f10 R14: ffffac0fc1377f10 R15: ffff96ecc6197000 # [ 37.921601] FS: 00007f05f79f9740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 37.930065] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 37.936164] CR2: 00007f05f77eb000 CR3: 00000001062fc000 CR4: 00000000001506e0 # [ 37.943656] Call Trace: # [ 37.946467] ? __warn+0x80/0x110 # [ 37.950021] ? native_write_cr4+0x45/0x60 # [ 37.954368] ? report_bug+0x9e/0xc0 # [ 37.958125] ? handle_bug+0x41/0x90 # [ 37.961875] ? exc_invalid_op+0x14/0x70 # [ 37.965973] ? asm_exc_invalid_op+0x12/0x20 # [ 37.970451] ? native_write_cr4+0x45/0x60 # [ 37.974737] ? native_write_cr4+0x45/0x60 # [ 37.979010] lkdtm_UNSET_SMEP.cold+0x1d/0x103 # [ 37.983628] direct_entry.cold+0x2c/0x38 # [ 37.987814] full_proxy_write+0x56/0x80 # [ 37.991914] vfs_write+0xea/0x3b0 # [ 37.995490] ksys_write+0x68/0xf0 # [ 37.999069] do_syscall_64+0x33/0x40 # [ 38.002935] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 38.008254] RIP: 0033:0x7f05f7904240 # [ 38.012094] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 38.031099] RSP: 002b:00007fff18320458 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 38.038945] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f05f7904240 # [ 38.046339] RDX: 000000000000000b RSI: 00007f05f77eb000 RDI: 0000000000000001 # [ 38.053729]<6>[ 38.442778] lkdtm: Performing direct entry CORRUPT_PAC RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 # [ 38.063637] R10: 00007f05f78254d0 R11: 0000000000000202 R12: 00007f05f77eb000 # [ 38.071121] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 38.078526] irq<3>[ 38.463624] lkdtm: XFAIL: this test is arm64-only event stamp: 0 # [ 38.081858] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 38.088385] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 38.096818] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 38.105263] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 38.111788] ---[ end trace 3e5b92bcd68a9bd6 ]--- # [ 38.116669] lkdtm: ok: SMEP did not get cleared # [ 38.121459] lkdtm: trying to clear SMEP with call gadget # [ 38.127031] lkdtm: ok: SMEP removal was reverted # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok ok 14 selftests: lkdtm: UNSET_SMEP.sh # selftests: lkdtm: DOUBLE_FAULT.sh # [ 38.265563] lkdtm: Performing direct entry DOUBLE_FAULT # [ 38.275838] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh # [ 38.442778] lkdtm: Performing direct entry CORRUPT_PAC # [ 38.463624] lkdtm: XFAIL: this test is arm64-only # CORRUPT_PAC: saw 'XFAIL': [SKIP] ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh <6>[ 38.599272] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE <3>[ 38.605988] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 38.599272] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 38.605988] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP] ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP # selftests: lkdtm: OVERWRITE_ALLOCATION.sh # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP # selftests: lkdtm: WRITE_AFTER_FREE.sh # Skipping WRITE_AFTER_FREE: Corrupts memory on failure ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_AFTER_FREE.sh <6>[ 38.824910] lkdtm: Performing direct entry READ_AFTER_FREE <6>[ 38.830672] lkdtm: Value in memory before free: 12345678 <6>[ 38.836274] lkdtm: Attempting bad read from freed memory <6>[ 38.841845] lkdtm: Memory was not poisoned # [ 38.824910] lkdtm: Performing direct entry READ_AFTER_FREE # [ 38.830672] lkdtm: Value in memory before free: 12345678 # [ 38.836274] lkdtm: Attempting bad read from freed memory # [ 38.841845] lkdtm: Memory was not poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh <6>[ 39.010213] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE <6>[ 39.016494] lkdtm: Value in memory before free: 12345678 <6>[ 39.022104] lkdtm: Attempting to read from freed memory <6>[ 39.027604] lkdtm: Buddy page was not poisoned # [ 39.010213] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 39.016494] lkdtm: Value in memory before free: 12345678 # [ 39.022104] lkdtm: Attempting to read from freed memory # [ 39.027604] lkdtm: Buddy page was not poisoned # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL] not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_DOUBLE.sh <6>[ 39.141100] lkdtm: Performing direct entry SLAB_FREE_DOUBLE <6>[ 39.146948] lkdtm: Attempting double slab free ... # [ 39.141100] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 39.146948] lkdtm: Attempting double slab free ... # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL] not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_CROSS.sh <6>[ 39.278519] lkdtm: Performing direct entry SLAB_FREE_CROSS <6>[ 39.284307] lkdtm: Attempting cross-cache slab free ... # [ 39.278519] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 39.284307] lkdtm: Attempting cross-cache slab free ... # SLAB_FREE_CROSS: missing 'call trace:': [FAIL] not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1 # selftests: lkdtm: SLAB_FREE_PAGE.sh <6>[ 39.397908] lkdtm: Performing direct entry SLAB_FREE_PAGE <6>[ 39.403580] lkdtm: Attempting non-Slab slab free ... # [ 39.397908] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 39.403580] lkdtm: Attempting non-Slab slab free ... # SLAB_FREE_PAGE: missing 'call trace:': [FAIL] not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1 # selftests: lkdtm: SOFTLOCKUP.sh # Skipping SOFTLOCKUP: Hangs the system ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP # selftests: lkdtm: HARDLOCKUP.sh # Skipping HARDLOCKUP: Hangs the system ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP # selftests: lkdtm: SPINLOCKUP.sh # Skipping SPINLOCKUP: Hangs the system ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP # selftests: lkdtm: HUNG_TASK.sh # Skipping HUNG_TASK: Hangs the system ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP # selftests: lkdtm: EXEC_DATA.sh <6>[ 39.725375] lkdtm: Performing direct entry EXEC_DATA <6>[ 39.730615] lkdtm: attempting ok execution at ffffffffba380640 <6>[ 39.736741] lkdtm: attempting bad execution at ffffffffbe230ea0 <2>[ 39.742928] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) <1>[ 39.750658] BUG: unable to handle page fault for address: ffffffffbe230ea0 <1>[ 39.757782] #PF: supervisor instruction fetch in kernel mode <1>[ 39.763699] #PF: error_code(0x0011) - permissions violation <6>[ 39.769523] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 8000000013e001e3 <4>[ 39.776477] Oops: 0011 [#5] SMP NOPTI <4>[ 39.780397] CPU: 0 PID: 1597 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 39.788386] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 39.794562] RIP: 0010:data_area+0x0/0x40 <4>[ 39.798738] Code: ff ff 00 2d 2f c5 ec 96 ff ff 00 2c 2f c5 ec 96 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 f6 43 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 <4>[ 39.817736] RSP: 0018:ffffac0fc1af7e48 EFLAGS: 00010246 <4>[ 39.823212] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 39.830594] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 <4>[ 39.837977] RBP: ffffffffbe230ea0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 39.845359] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a <4>[ 39.852741] R13: ffffac0fc1af7f10 R14: ffffac0fc1af7f10 R15: ffff96ecc6172000 <4>[ 39.860122] FS: 00007fc70d781740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 39.868458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 39.874453] CR2: ffffffffbe230ea0 CR3: 000000010765e000 CR4: 00000000001506f0 <4>[ 39.881836] Call Trace: <4>[ 39.884546] ? __die_body.cold+0x1a/0x1f <4>[ 39.888725] ? no_context+0x177/0x380 <4>[ 39.892649] ? exc_page_fault+0xd7/0x170 <4>[ 39.896826] ? asm_exc_page_fault+0x1e/0x30 <4>[ 39.901268] ? execute_location+0x48/0x56 <4>[ 39.905531] ? direct_entry.cold+0x2c/0x38 <4>[ 39.909884] ? full_proxy_write+0x56/0x80 <4>[ 39.914148] ? vfs_write+0xea/0x3b0 <4>[ 39.917892] ? ksys_write+0x68/0xf0 <4>[ 39.921636] ? do_syscall_64+0x33/0x40 <4>[ 39.925639] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 39.931116] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 39.985473] CR2: ffffffffbe230ea0 <4>[ 39.989044] ---[ end trace 3e5b92bcd68a9bd7 ]--- <4>[ 39.993917] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 39.998094] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 40.017090] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 40.022567] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 40.029949] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 40.037331] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 40.044712] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 40.052095] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 40.059483] FS: 00007fc70d781740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 40.067824] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 40.073823] CR2: ffffffffbe230ea0 CR3: 000000010765e000 CR4: 00000000001506f0 <3>[ 40.081210] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 40.090328] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1597, name: cat <4>[ 40.098146] INFO: lockdep is turned off. <4>[ 40.102321] irq event stamp: 0 <4>[ 40.105634] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 40.112155] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 40.120579] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 40.129003] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 40.135521] CPU: 0 PID: 1597 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 40.143509] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 40.149678] Call Trace: <4>[ 40.152391] dump_stack+0x77/0x9b <4>[ 40.155964] ___might_sleep.cold+0xa6/0xb6 <4>[ 40.160319] exit_signals+0x1c/0x300 <4>[ 40.164151] do_exit+0xc2/0xab0 <4>[ 40.167551] ? ksys_write+0x68/0xf0 <4>[ 40.171297] make_task_dead+0x2f/0x30 <4>[ 40.175218] rewind_stack_and_make_dead+0x17/0x20 <4>[ 40.180176] RIP: 0033:0x7fc70d694240 <4>[ 40.184007] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 40.203005] RSP: 002b:00007ffcf5ffb858 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 40.210824] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc70d694240 <4>[ 40.218207] RDX: 000000000000000a RSI: 00007fc70d57b000 RDI: 0000000000000001 <4>[ 40.225589] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 <4>[ 40.232971] R10: 00007fc70d5b54d0 R11: 0000000000000202 R12: 00007fc70d57b000 <4>[ 40.240355] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # Killed # [ 39.725375] lkdtm: Performing direct entry EXEC_DATA # [ 39.730615] lkdtm: attempting ok execution at ffffffffba380640 # [ 39.736741] lkdtm: attempting bad execution at ffffffffbe230ea0 # [ 39.742928] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 39.750658] BUG: unable to handle page fault for address: ffffffffbe230ea0 # [ 39.757782] #PF: supervisor instruction fetch in kernel mode # [ 39.763699] #PF: error_code(0x0011) - permissions violation # [ 39.769523] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 8000000013e001e3 # [ 39.776477] Oops: 0011 [#5] SMP NOPTI # [ 39.780397] CPU: 0 PID: 1597 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 39.788386] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 39.794562] RIP: 0010:data_area+0x0/0x40 # [ 39.798738] Code: ff ff 00 2d 2f c5 ec 96 ff ff 00 2c 2f c5 ec 96 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 f6 43 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 39.817736] RSP: 0018:ffffac0fc1af7e48 EFLAGS: 00010246 # [ 39.823212] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 39.830594] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 # [ 39.837977] RBP: ffffffffbe230ea0 R08: 00000000000000<6>[ 40.382704] lkdtm: Performing direct entry EXEC_STACK 00 R09: 0000000000000000 # [ 39.845359] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 39.852741] R13: ffffac0fc1af7f10 R14: ffffac0fc1af7f10 R15: ffff96ecc6172000 # [ 39.860122] FS: 00007fc70d781740(0000) GS:ffff96eceac000<6>[ 40.403696] lkdtm: attempting ok execution at ffffffffba380640 00(0000) knlGS:0000000000000000 # [ 39.868458] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 39.874453] CR2: ffffffffbe230ea0 CR3: 000000010765e000 CR4: 00000000001506f0 # [ 39.881836] Call Trace: # [ 39.884546] ? __die_body.cold+0x1a/<6>[ 40.431971] lkdtm: attempting bad execution at ffffac0fc1b7fe18 0x1f # [ 39.888725] ? no_context+0x177/0x380 # [ 39.892649] ? exc_page_fault+0xd7/0x170 # [ 39.896826] ? asm_exc_page_fault+0x1e/0x30 # [ 39.901268] ? execute_location+0x48/0x56 # [ 39.905531] ? direct_entry.cold+0x2c/0x38 # [ 39.909<2>[ 40.460334] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) 884] ? full_proxy_write+0x56/0x80 # [ 39.914148] ? vfs_write+0xea/0x3b0 # [ 39.917892] ? ksys_write+0x68/0xf0 # [ 39.921636] ? do_syscall_64+0x33/0x40 # [ 39.925639] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 39.931116] Modules link<1>[ 40.490216] BUG: unable to handle page fault for address: ffffac0fc1b7fe18 ed in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10<1>[ 40.519523] #PF: supervisor instruction fetch in kernel mode k_[ 40.547619] #PF: error_code(0x0011) - permissions violation cp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 39.985473] CR2: ffffffffbe230ea0 # [ 39.989044] ---[ end trace 3e5b92bcd68a9bd7 ]--- # [ 39.993917] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 39.998094] Code: 89 ff e<6>[ 40.575631] PGD 100000067 P4D 100000067 PUD 100240067 PMD 1062b8067 PTE 8000000104493163 8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 40.017090] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ <4>[ 40.606154] Oops: 0011 [#6] SMP NOPTI 40.022567] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 40.029949] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 40.037331] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 40.0<4>[ 40.632258] CPU: 1 PID: 1634 Comm: cat Tainted: G D W 5.10.218-cip49 #1 44<712] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 40.052095] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 40.059483] FS: 00007fc70d781740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [4>[ 40.662431] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 40.067824] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 40.073823] CR2: ffffffffbe230ea0 CR3: 000000010765e000 CR4: 00000000001506f0 # [ 40.081210] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [<4>[ 40.690794] RIP: 0010:0xffffac0fc1b7fe18 40.090328] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1597, name: cat # [ 40.098146] INFO: lockdep is turned off. # [ 40.102321] irq event stamp: 0 # [ 40.105634] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 40.112<4>[ 40.717157] Code: 00 00 18 fe b7 c1 0f ac ff ff 7e 87 a5 ba ff ff ff ff 20 00 00 00 00 00 00 00 1e 00 6d bc ff ff ff ff aa 88 a5 ba ff ff ff ff <0f> 1f 44 00 00 e9 f6 43 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 155] hardirqs last disabled at (0): [[ 40.758338] RSP: 0018:ffffac0fc1b7fdf8 EFLAGS: 00010246 <4>[ 40.767791] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 40.775173] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 40.782557] RBP: ffffac0fc1b7fe18 R08: 0000000000000000 R09: 0000000000000000 <4>[ 40.789939] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b <4>[ 40.797323] R13: ffffac0fc1b7ff10 R14: ffffac0fc1b7ff10 R15: ffff96ecc4492000 <4>[ 40.804706] FS: 00007f3e982b1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 40.813043] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 40.819039] CR2: ffffac0fc1b7fe18 CR3: 00000001070ac000 CR4: 00000000001506e0 <4>[ 40.826421] Call Trace: <4>[ 40.829134] ? __die_body.cold+0x1a/0x1f <4>[ 40.833314] ? no_context+0x177/0x380 <4>[ 40.837236] ? exc_page_fault+0xd7/0x170 <4>[ 40.841413] ? asm_exc_page_fault+0x1e/0x30 <4>[ 40.845858] ? execute_location+0x48/0x56 <4>[ 40.850120] ? lkdtm_EXEC_STACK+0x26/0x44 <4>[ 40.854386] ? direct_entry.cold+0x2c/0x38 <4>[ 40.858740] ? full_proxy_write+0x56/0x80 <4>[ 40.863007] ? vfs_write+0xea/0x3b0 <4>[ 40.866752] ? ksys_write+0x68/0xf0 <4>[ 40.870496] ? do_syscall_64+0x33/0x40 <4>[ 40.874501] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 40.879982] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 40.934305] CR2: ffffac0fc1b7fe18 <4>[ 40.937877] ---[ end trace 3e5b92bcd68a9bd8 ]--- <4>[ 40.942751] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 40.946928] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 40.965927] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 40.971406] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 40.978789] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 40.986171] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 40.993552] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 41.000934] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 41.008317] FS: 00007f3e982b1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 41.016655] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 41.022650] CR2: ffffac0fc1b7fe18 CR3: 00000001070ac000 CR4: 00000000001506e0 b98fde5c>] copy_process+0x65c/0x20e0 # [ 40.120579] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 40.129003] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 40.135521] CPU: 0 PID: 1597 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 40.143509] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 40.149678] Call Trace: # [ 40.152391] dump_stack+0x77/0x9b # [ 40.155964] ___might_sleep.cold+0xa6/0xb6 # [ 40.160319] exit_signals+0x1c/0x300 # [ 40.164151] do_exit+0xc2/0xab0 # [ 40.167551] ? ksys_write+0x68/0xf0 # [ 40.171297] make_task_dead+0x2f/0x30 # [ 40.175218] rewind_stack_and_make_dead+0x17/0x20 # [ 40.180176] RIP: 0033:0x7fc70d694240 # [ 40.184007] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 40.203005] RSP: 002b:00007ffcf5ffb858 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 40.210824] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc70d694240 # [ 40.218207] RDX: 000000000000000a RSI: 00007fc70d57b000 RDI: 0000000000000001 # [ 40.225589] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 # [ 40.232971] R10: 00007fc70d5b54d0 R11: 0000000000000202 R12: 00007fc70d57b000 # [ 40.240355] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh # Killed # [ 40.382704] lkdtm: Performing direct entry EXEC_STACK # [ 40.403696] lkdtm: attempting ok execution at ffffffffba380640 # [ 40.431971] lkdtm: attempting bad execution at ffffac0fc1b7fe18 # [ 40.460334] kernel tried<6>[ 41.232885] lkdtm: Performing direct entry EXEC_KMALLOC to execute NX-protected page - exploit attempt? (uid: 0) # [ 40.490216] BUG: unable to handle page fault for address: ffffac0fc1b7fe18 # [ 40.519523] #PF: supervisor instruction fetch in kernel mode # [ 40.547619] #PF: error_code(0x0011) - permis<6>[ 41.245212] lkdtm: attempting ok execution at ffffffffba380640 sions violation # [ 40.575631] PGD 100000067 P4D 100000067 PUD 100240067 PMD 1062b8067 PTE 8000000104493163 # [ 40.606154] Oops: 0011 [#6] SMP NOPTI # [ 40.632258] CPU: 1 PID: 1634 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 40.<6>[ 41.273539] lkdtm: attempting bad execution at ffff96ecc4eb0d00 662431] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 40.690794] RIP: 0010:0xffffac0fc1b7fe18 # [ 40.717157] Code: 00 00 18 fe b7 c1 0f ac ff ff 7e 87 a5 ba ff ff ff ff 20 00 00 00 00 00 00 00 1e 00 6d bc ff ff ff ff aa 88 a5 ba ff ff ff ff<2>[ 41.301885] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) <1>[ 41.331739] BUG: unable to handle page fault for address: ffff96ecc4eb0d00 <1>[ 41.338862] #PF: supervisor instruction fetch in kernel mode <1>[ 41.344770] #PF: error_code(0x0011) - permissions violation <6>[ 41.350592] PGD 14001067 P4D 14001067 PUD 14005067 PMD 106c4b063 PTE 8000000104eb0163 <4>[ 41.358672] Oops: 0011 [#7] SMP NOPTI <4>[ 41.362590] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 41.370578] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 41.376748] RIP: 0010:0xffff96ecc4eb0d00 <4>[ 41.380942] Code: ff ff 70 9d 76 c2 ec 96 ff ff 04 00 00 00 ec 96 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44 00 00 e9 f6 43 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 <4>[ 41.399937] RSP: 0018:ffffac0fc1bffe38 EFLAGS: 00010246 <4>[ 41.405414] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 41.412806] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 <4>[ 41.420188] RBP: ffff96ecc4eb0d00 R08: 0000000000000000 R09: 0000000000000000 <4>[ 41.427571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d <4>[ 41.434954] R13: ffffac0fc1bfff10 R14: ffffac0fc1bfff10 R15: ffff96ecc32ee000 <4>[ 41.442336] FS: 00007fa1a7a40740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 41.450672] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 41.456668] CR2: ffff96ecc4eb0d00 CR3: 00000001027b8000 CR4: 00000000001506f0 <4>[ 41.464060] Call Trace: <4>[ 41.466769] ? __die_body.cold+0x1a/0x1f <4>[ 41.470955] ? no_context+0x177/0x380 <4>[ 41.474874] ? exc_page_fault+0xd7/0x170 <4>[ 41.479051] ? asm_exc_page_fault+0x1e/0x30 <4>[ 41.483484] ? execute_location+0x48/0x56 <4>[ 41.487749] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 <4>[ 41.492187] ? direct_entry.cold+0x2c/0x38 <4>[ 41.496537] ? full_proxy_write+0x56/0x80 <4>[ 41.500802] ? vfs_write+0xea/0x3b0 <4>[ 41.504546] ? ksys_write+0x68/0xf0 <4>[ 41.508288] ? do_syscall_64+0x33/0x40 <4>[ 41.512292] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 41.517770] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 41.572098] CR2: ffff96ecc4eb0d00 <4>[ 41.575674] ---[ end trace 3e5b92bcd68a9bd9 ]--- <4>[ 41.580548] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 41.584726] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 41.603723] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 41.609205] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 41.616588] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 41.623971] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 41.631355] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 41.638737] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 41.646121] FS: 00007fa1a7a40740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 41.654457] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 41.660454] CR2: ffff96ecc4eb0d00 CR3: 00000001027b8000 CR4: 00000000001506f0 <3>[ 41.667841] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 41.676958] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1671, name: cat <4>[ 41.684774] INFO: lockdep is turned off. <4>[ 41.688950] irq event stamp: 0 <4>[ 41.692262] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 41.698781] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 41.707205] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 41.715627] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 41.722146] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 41.730136] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 41.736306] Call Trace: <4>[ 41.739016] dump_stack+0x77/0x9b <4>[ 41.742605] ___might_sleep.cold+0xa6/0xb6 <4>[ 41.746959] exit_signals+0x1c/0x300 <4>[ 41.750790] do_exit+0xc2/0xab0 <4>[ 41.754191] ? ksys_write+0x68/0xf0 <4>[ 41.757937] make_task_dead+0x2f/0x30 <4>[ 41.761857] rewind_stack_and_make_dead+0x17/0x20 <4>[ 41.766815] RIP: 0033:0x7fa1a7914240 <4>[ 41.770645] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 41.789657] RSP: 002b:00007fffe2cf5528 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 41.797475] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fa1a7914240 <4>[ 41.804858] RDX: 000000000000000d RSI: 00007fa1a77fb000 RDI: 0000000000000001 <4>[ 41.812241] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000 <4>[ 41.819624] R10: 00007fa1a78354d0 R11: 0000000000000202 R12: 00007fa1a77fb000 <4>[ 41.827006] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <0f> 1f 44 00 00 e9 f6 43 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 40.758338] RSP: 0018:ffffac0fc1b7fdf8 EFLAGS: 00010246 # [ 40.767791] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 40.775173] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 40.782557] RBP: ffffac0fc1b7fe18 R08: 0000000000000000 R09: 0000000000000000 # [ 40.789939] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 40.797323] R13: ffffac0fc1b7ff10 R14: ffffac0fc1b7ff10 R15: ffff96ecc4492000 # [ 40.804706] FS: 00007f3e982b1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 40.813043] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 40.819039] CR2: ffffac0fc1b7fe18 CR3: 00000001070ac000 CR4: 00000000001506e0 # [ 40.826421] Call Trace: # [ 40.829134] ? __die_body.cold+0x1a/0x1f # [ 40.833314] ? no_context+0x177/0x380 # [ 40.837236] ? exc_page_fault+0xd7/0x170 # [ 40.841413] ? asm_exc_page_fault+0x1e/0x30 # [ 40.845858] ? execute_location+0x48/0x56 # [ 40.850120] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 40.854386] ? direct_entry.cold+0x2c/0x38 # [ 40.858740] ? full_proxy_write+0x56/0x80 # [ 40.863007] ? vfs_write+0xea/0x3b0 # [ 40.866752] ? ksys_write+0x68/0xf0 # [ 40.870496] ? do_syscall_64+0x33/0x40 # [ 40.874501] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 40.879982] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_<6>[ 41.957423] lkdtm: Performing direct entry EXEC_VMALLOC charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_<6>[ 41.973062] lkdtm: attempting ok execution at ffffffffba380640 usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 40.934305] CR2: <6>[ 42.001333] lkdtm: attempting bad execution at ffffac0fc0745000 ffffac0fc1b7fe18 # [ 40.937877] ---[ end trace 3e5b92bcd68a9bd8 ]--- # [ 40.942751] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 40.946928] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0<2>[ 42.029688] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 40.965927] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 40.971406] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 40.978789] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 40.986171] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 40.993552] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 41.000934] R13: ffffac0fc<1>[ 42.083721] BUG: unable to handle page fault for address: ffffac0fc0745000 0b[ 42.110961] #PF: supervisor instruction fetch in kernel mode <1>[ 42.139059] #PF: error_code(0x0011) - permissions violation R3: 00000001070ac000 CR4: 00000000001506e0 # EXEC_STACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh # Killed # [ 41.232885] lkdtm: Performing direct entry EXEC_KMALLOC # [ 41.245212] lkdtm: att<6>[ 42.144883] PGD 100000067 P4D 100000067 PUD 100240067 PMD 105ab5067 PTE 80000001062af163 empting ok execution at ffffffffba380640 # [ 41.273539] lkdtm: attempting bad execution at ffff96ecc4eb0d00 # [ 41.301885] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 41.331739] BUG: unable to handle page fault for ad<4>[ 42.175404] Oops: 0011 [#8] SMP NOPTI dress: ffff96ecc4eb0d00 # [ 41.338862] #PF: supervisor instruction fetch in kernel mode # [ 41.344770] #PF: error_code(0x0011) - permissions violation # [ 41.350592] PGD 14001067 P4D 14001067 PUD 14005067 PMD 106c4b063 PTE 8000000104eb0163 # [ <4>[ 42.201509] CPU: 1 PID: 1708 Comm: cat Tainted: G D W 5.10.218-cip49 #1 41<.358672] Oops: 0011 [#7] SMP NOPTI # [ 41.362590] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 41.370578] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 41.376748] RIP: 0010:0xffff96ecc4eb0d00 # [ 41.34>[ 42.231683] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 80942] Code: ff ff 70 9d 76 c2 ec 96 ff ff 04 00 00 00 ec 96 ff ff 00 00 00 00 00 00 00 00 00 00 00 00 40 00 38 00 09 00 40 00 18 00 17 00 <0f> 1f 44 00 00 e9 f6 43 a8 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 41.399937] RSP: 0018:ffffac0fc1bffe38 EFLA<4>[ 42.260046] RIP: 0010:0xffffac0fc0745000 GS: 00010246 # [ 41.405414] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 41.412806] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 # [ 41.420188] RBP: ffff96ecc4eb0d00 R08: 0000000000000000 R09: 00000000<4>[ 42.286411] Code: Unable to access opcode bytes at RIP 0xffffac0fc0744fd6. 00000000 # [ 41.427571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 41.434954] R13: ffffac0fc1bfff10 R14: ffffac0fc1bfff10 R15: ffff96ecc32ee000 # [ 41.442336] FS: 00007fa1a7a40740(0000) GS:ffff96eceac00000(0000) knlGS:0<4>[ 42.315715] RSP: 0018:ffffac0fc1c77e38 EFLAGS: 00010246 <4>[ 42.343378] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 000000000000000 # [ 41.450672] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 41.456668] CR2: ffff96ecc4eb0d00 CR3: 00000001027b8000 CR4: 00000000001506f0 # [ 41.464060] Call Trace: # [ 41.466769] ? __die_body.cold+0x1a/0x1f # [ 41.4<4>[ 42.350760] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 42.380325] RBP: ffffac0fc0745000 R08: 0000000000000000 R09: 0000000000000000 70955] ? no_context+0x177/0x380 # [ 41.474874] ? exc_page_fault+0xd7/0x170 # [ 41.479051] ? asm_exc_page_fault+0x1e/0x30 # [ 41.483484] ? execute_location+0x48/0x56 # [ 41.487749] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 41.492187] ? direct_<4>[ 42.387707] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d <4>[ 42.417273] R13: ffffac0fc1c77f10 R14: ffffac0fc1c77f10 R15: ffff96ecc62af000 entry.cold+0x2c/0x38 # [ 41.496537] ? full_proxy_write+0x56/0x80 # [ 41.500802] ? vfs_write+0xea/0x3b0 # [ 41.504546] ? ksys_write+0x68/0xf0 # [ 41.508288] ? do_syscall_64+0x33/0x40 # [ 41.512292] ? entry_SYSCALL_64_after_hwframe+0x67/0<4>[ 42.424655] FS: 00007f452bfc1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 42.455173] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 xd1 # [ 41.517770] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_<4>[ 42.461168] CR2: ffffac0fc0744fd6 CR3: 00000001062fc000 CR4: 00000000001506e0 <4>[ 42.490734] Call Trace: memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a<4>[ 42.493446] ? __die_body.cold+0x1a/0x1f snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 41.572098] CR2: ffff96ecc4eb0d00 # [ 41.575674] ---[ end trace 3e5b92bcd68a9bd9 ]--- # [ 41.580548] RIP: 0010:lkdtm_BUG+0x5/0x<4>[ 42.519802] ? no_context+0x177/0x380 10 # [ 41.584726] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 41.603723] RSP: 0018:ffffac0<4>[ 42.545906] ? exc_page_fault+0xd7/0x170 fc0be3e60 EFLAGS: 00010282 # [ 41.609205] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 41.616588] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 41.623971] RBP: ffffffffbc736d38 R08: 0000000000000001<4>[ 42.572266] ? asm_exc_page_fault+0x1e/0x30 R09: 0000000000000001 # [ 41.631355] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 41.638737] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 41.646121] FS: 00007fa1a7a40740(0000) GS:ffff96eceac00000<4>[ 42.598895] ? execute_location+0x48/0x56 (0000) knlGS:0000000000000000 # [ 41.654457] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 41.660454] CR2: ffff96ecc4eb0d00 CR3: 00000001027b8000 CR4: 00000000001506f0 # [ 41.667841] BUG: sleeping function called from invalid context at in<4>[ 42.625340] ? lkdtm_EXEC_VMALLOC+0x20/0x30 clude/linux/percpu-rwsem.h:49 # [ 41.676958] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1671, name: cat # [ 41.684774] INFO: lockdep is turned off. # [ 41.688950] irq event stamp: 0 # [ 41.692262] hardirqs last enabled at (0): [<00<4>[ 42.651962] ? direct_entry.cold+0x2c/0x38 00000000000000>] 0x0 # [ 41.698781] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 41.707205] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 41.715627] softirqs last disabled at<4>[ 42.678502] ? full_proxy_write+0x56/0x80 (0): [<0000000000000000>] 0x0 # [ 41.722146] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 41.730136] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 41.736306] Call Trace: # [ 41.739016] dump_stack+0x77<4>[ 42.704950] ? vfs_write+0xea/0x3b0 /0x9b # [ 41.742605] ___might_sleep.cold+0xa6/0xb6 # [ 41.746959] exit_signals+0x1c/0x300 # [ 41.750790] do_exit+0xc2/0xab0 # [ 41.754191] ? ksys_write+0x68/0xf0 # [ 41.757937] make_task_dead+0x2f/0x30 # [ 41.761857] rewind_stack_an<4>[ 42.730878] ? ksys_write+0x68/0xf0 d_make_dead+0x17/0x20 # [ 41.766815] RIP: 0033:0x7fa1a7914240 # [ 41.770645] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 <4>[ 42.756809] ? do_syscall_64+0x33/0x40 00 00 00 48 83 ec 28 48 89 # [ 41.789657] RSP: 002b:00007fffe2cf5528 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 41.797475] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fa1a7914240 # [ 41.804858] RDX: 000000000000000d RSI: 00007fa1a77<4>[ 42.782998] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 fb000 RDI: 0000000000000001 # [ 41.812241] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000 # [ 41.819624] R10: 00007fa1a78354d0 R11: 0000000000000202 R12: 00007fa1a77fb000 # [ 41.827006] R13: 0000000000000001 R14: 000000000002000<4>[ 42.810663] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0 R15: 0000000000000000 # EXEC_KMALLOC: saw 'call trace:': ok ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # selftests: lkdtm: EXEC_VMALLOC.sh <4>[ 42.887117] CR2: ffffac0fc0745000 <4>[ 42.902992] ---[ end trace 3e5b92bcd68a9bda ]--- <4>[ 42.907864] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 42.912044] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 42.931042] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 42.936521] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 42.943903] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 42.951289] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 42.958671] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 42.966057] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 42.973441] FS: 00007f452bfc1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 42.981779] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 42.987774] CR2: ffffac0fc0744fd6 CR3: 00000001062fc000 CR4: 00000000001506e0 <3>[ 42.995164] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 43.004280] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1708, name: cat <4>[ 43.012098] INFO: lockdep is turned off. <4>[ 43.016274] irq event stamp: 0 <4>[ 43.019584] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 43.026104] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 43.034527] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 43.042952] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 43.049473] CPU: 1 PID: 1708 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 43.057465] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 43.063635] Call Trace: <4>[ 43.066343] dump_stack+0x77/0x9b <4>[ 43.069916] ___might_sleep.cold+0xa6/0xb6 <4>[ 43.074270] exit_signals+0x1c/0x300 <4>[ 43.078104] do_exit+0xc2/0xab0 <4>[ 43.081503] ? ksys_write+0x68/0xf0 <4>[ 43.085248] make_task_dead+0x2f/0x30 <4>[ 43.089168] rewind_stack_and_make_dead+0x17/0x20 <4>[ 43.094125] RIP: 0033:0x7f452bed4240 <4>[ 43.097959] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 43.116957] RSP: 002b:00007ffe26888d38 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 43.124778] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f452bed4240 <4>[ 43.132164] RDX: 000000000000000d RSI: 00007f452bdbb000 RDI: 0000000000000001 <4>[ 43.139546] RBP: 000000000000000d R08: 00000000ffffffff R09: 0000000000000000 <4>[ 43.146932] R10: 00007f452bdf54d0 R11: 0000000000000202 R12: 00007f452bdbb000 <4>[ 43.154313] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 43.164301] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1329798292 wd_nsec: 1329797921 # Killed # [ 41.957423] lkdtm: Performing direct entry EXEC_VMALLOC # [ 41.973062] lkdtm: attempting ok execution at ffffffffba380640 # [ 42.001333] lkdtm: attempting bad execution at ffffac0fc0745000 # [ 42.029688] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 42.083721] BUG: unable to handle page fault for address: ffffac0fc0745000 # [ 42.110961] #PF: supervisor instruction fetch in kernel mode # [ 42.139059] #PF: error_code(0x0011) - permissions violation # [ 42.144883] PGD 100000067 P4D 100000067 PUD 100240067 PMD 105ab5067 PTE 80000001062af163 # [ 42.175404] Oops: 0011 [#8] SMP NOPTI # [ 42.201509] CPU: 1 PID: 1708 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 42.231683] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 42.260046] RIP: 0010:0xffffac0fc0745000 # [ 42.286411] Code: Unable to access opcode bytes at RIP 0xffffac0fc0744fd6. # [ 42.315715] RSP: 0018:ffffac0fc1c77e38 EFLAGS: 00010246 # [ 42.343378] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 4<6>[ 43.390822] lkdtm: Performing direct entry EXEC_RODATA 2.350760] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 42.380325] RBP: ffffac0fc0745000 R08: 0000000000000000 R09: 0000000000000000 # [ 42.387707] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 42.41<6>[ 43.396947] lkdtm: attempting ok execution at ffffffffba380640 7273] R13: ffffac0fc1c77f10 R14: ffffac0fc1c77f10 R15: ffff96ecc62af000 # [ 42.424655] FS: 00007f452bfc1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 42.455173] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 42.461168] CR2<6>[ 43.425255] lkdtm: attempting bad execution at ffffffffbc240b60 : ffffac0fc0744fd6 CR3: 00000001062fc000 CR4: 00000000001506e0 # [ 42.490734] Call Trace: # [ 42.493446] ? __die_body.cold+0x1a/0x1f # [ 42.519802] ? no_context+0x177/0x380 # [ 42.545906] ? exc_page_fault+0xd7/0x170 # [ 42.572266] ? asm_<2>[ 43.453614] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) <1>[ 43.483466] BUG: unable to handle page fault for address: ffffffffbc240b60 <1>[ 43.490589] #PF: supervisor instruction fetch in kernel mode <1>[ 43.496498] #PF: error_code(0x0011) - permissions violation <6>[ 43.502319] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 8000000011e001e1 <4>[ 43.509273] Oops: 0011 [#9] SMP NOPTI <4>[ 43.513191] CPU: 0 PID: 1746 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 43.521179] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 43.527354] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 <4>[ 43.532745] Code: ff ff 1a 9d a5 ba ff ff ff ff 6a 02 6d bc ff ff ff ff 60 84 a5 ba ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 <4>[ 43.551740] RSP: 0018:ffffac0fc1cefe48 EFLAGS: 00010246 <4>[ 43.557216] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 <4>[ 43.564597] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 <4>[ 43.571978] RBP: ffffffffbc240b60 R08: 0000000000000000 R09: 0000000000000000 <4>[ 43.579361] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c <4>[ 43.586743] R13: ffffac0fc1ceff10 R14: ffffac0fc1ceff10 R15: ffff96ecc5230000 <4>[ 43.594126] FS: 00007fc2e54d1740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 43.602463] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 43.608459] CR2: ffffffffbc240b60 CR3: 00000001047b0000 CR4: 00000000001506f0 <4>[ 43.615842] Call Trace: <4>[ 43.618552] ? __die_body.cold+0x1a/0x1f <4>[ 43.622732] ? no_context+0x177/0x380 <4>[ 43.626654] ? exc_page_fault+0xd7/0x170 <4>[ 43.630833] ? asm_exc_page_fault+0x1e/0x30 <4>[ 43.635277] ? execute_location+0x48/0x56 <4>[ 43.639542] ? direct_entry.cold+0x2c/0x38 <4>[ 43.643897] ? full_proxy_write+0x56/0x80 <4>[ 43.648163] ? vfs_write+0xea/0x3b0 <4>[ 43.651908] ? ksys_write+0x68/0xf0 <4>[ 43.655652] ? do_syscall_64+0x33/0x40 <4>[ 43.659657] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 43.665138] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 43.719473] CR2: ffffffffbc240b60 <4>[ 43.723044] ---[ end trace 3e5b92bcd68a9bdb ]--- <4>[ 43.727917] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 43.732094] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 43.751091] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 43.756568] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 43.763953] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 43.771336] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 43.778720] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 43.786103] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 43.793487] FS: 00007fc2e54d1740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 43.801822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 43.807824] CR2: ffffffffbc240b60 CR3: 00000001047b0000 CR4: 00000000001506f0 exc_page_fault+0x1e/0x30 # [ 42.598895] ? execute_location+0x48/0x56 # [ 42.625340] ? lkdtm_EXEC_VMALLOC+0x20/0x30 # [ 42.651962] ? direct_entry.cold+0x2c/0x38 # [ 42.678502] ? full_proxy_write+0x56/0x80 # [ 42.704950] ? vfs_write+0xea/0x3b0 # [ 42.730878] ? ksys_write+0x68/0xf0 # [ 42.756809] ? do_syscall_64+0x33/0x40 # [ 42.782998] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 42.810663] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 42.887117] CR2: ffffac0fc0745000 # [ 42.902992] ---[ end trace 3e5b92bcd68a9bda ]--- # [ 42.907864] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 42.912044] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 42.931042] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 42.936521] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 42.943903] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 42.951289] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 42.958671] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000<6>[ 43.953929] lkdtm: Performing direct entry EXEC_USERSPACE 4 # [ 42.966057] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 42.973441] FS: 00007f452bfc1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 42.981779] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ <6>[ 43.976238] lkdtm: attempting ok execution at ffffffffba380640 42.987774] CR2: ffffac0fc0744fd6 CR3: 00000001062fc000 CR4: 00000000001506e0 # [ 42.995164] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 43.004280] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 17<6>[ 44.004577] lkdtm: attempting bad execution at 00007f414dcc8000 08, name: cat # [ 43.012098] INFO: lockdep is turned off. # [ 43.016274] irq event stamp: 0 # [ 43.019584] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 43.026104] hardirqs last disabled at (0): [] copy_process+<2>[ 44.032844] unable to execute userspace code (SMEP?) (uid: 0) 0x65c/0x20e0 # [ 43.034527] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 43.042952] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 43.049473] CPU: 1 PID: 1708 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 43.057465] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 43.063635] Call Trace: # [ 43.066343] dump_stack+0x77/0x9b # [ 43.069916] ___might_sleep.cold+0xa6/0xb6 # [ 43.074270] exit_signals+0x1c/0x300 # [ <1>[ 44.085216] BUG: unable to handle page fault for address: 00007f414dcc8000 43.078104] do_exit+0xc2/0xab0 # [ 43.081503] ? ksys_write+0x68/0xf0 # [ 43.085248] make_task_dead+0x2f/0x30 # [ 43.089168] rewind_stack_and_make_dead+0x17/0x20 # [ 43.094125] RIP: 0033:0x7f452bed4240 # [ 43.097959] Code: 40 00 48 8b 15 <1>[ 44.112397] #PF: supervisor instruction fetch in kernel mode c1< 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 43.116957] RSP: 002b:00007ffe26888d38 EFLAGS: 00000202 ORIG_RAX: 000001>[ 44.140493] #PF: error_code(0x0011) - permissions violation 00000000001 # [ 43.124778] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f452bed4240 # [ 43.132164] RDX: 000000000000000d RSI: 00007f452bdbb000 RDI: 0000000000000001 # [ 43.139546] RBP: 000000000000000d R08: 00000000ffffffff R09: 000000000<6>[ 44.168504] PGD 1076e9067 P4D 1076e9067 PUD 107681067 PMD 105cb5067 PTE 10df92067 0000000 # [ 43.146932] R10: 00007f452bdf54d0 R11: 0000000000000202 R12: 00007f452bdbb000 # [ 43.154313] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 43.164301] clocksource: Long readout interval, skipping watchdog check: c<4>[ 44.198423] Oops: 0011 [#10] SMP NOPTI s_nsec: 1329798292 wd_nsec: 1329797921 # EXEC_VMALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh # Killed # [ 43.390822] lkdtm: Performing direct entry EXEC_RODATA # [ 43.396947] lkdtm: attem<4>[ 44.224615] CPU: 1 PID: 1783 Comm: cat Tainted: G D W 5.10.218-cip49 #1 pt[ 44.254787] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ess: ffffffffbc240b60 # [ 43.490589] #PF: supervisor instruction fetch in kernel mode # [ 43.496498] #PF: error_code(0x0011) - permissions violation # [ 43.502319] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 8000000011e001e1 # [ 43.509273] Oops<4>[ 44.283149] RIP: 0010:0x7f414dcc8000 <4>[ 44.309162] Code: Unable to access opcode bytes at RIP 0x7f414dcc7fd6. : 0011 [#9] SMP NOPTI # [ 43.513191] CPU: 0 PID: 1746 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 43.521179] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 43.527354] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 43.53<4>[ 44.315931] RSP: 0018:ffffac0fc1d67e50 EFLAGS: 00010246 27<45] Code: ff ff 1a 9d a5 ba ff ff ff ff 6a 02 6d bc ff ff ff ff 60 84 a5 ba ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 # [ 43.551740] RSP: 0018:ffffac0fc1cefe48 EFLAG4>[ 44.343589] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 S:< 00010246 # [ 43.557216] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 43.564597] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 # [ 43.571978] RBP: ffffffffbc240b60 R08: 0000000000000000 R09: 0000000004>[ 44.373161] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 44.402733] RBP: 00007f414dcc8000 R08: 0000000000000000 R09: 0000000000000000 0000000 # [ 43.579361] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 43.586743] R13: ffffac0fc1ceff10 R14: ffffac0fc1ceff10 R15: ffff96ecc5230000 # [ 43.594126] FS: 00007fc2e54d1740(0000) GS:ffff96eceac00000(0000) knlGS:00<4>[ 44.410116] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f 00<000000000000 # [ 43.602463] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 43.608459] CR2: ffffffffbc240b60 CR3: 00000001047b0000 CR4: 00000000001506f0 # [ 43.615842] Call Trace: # [ 43.618552] ? __die_body.cold+0x1a/0x1f # [ 43.624>[ 44.439683] R13: ffffac0fc1d67f10 R14: ffffac0fc1d67f10 R15: ffff96ecc6dce000 2732] ? no_context+0x177/0x380 # [ 43.626654] ? exc_page_fault+0xd7/0x170 # [ 43.630833] ? asm_exc_page_fault+0x1e/0x30 # [ 43.635277] ? execute_location+0x48/0x56 # [ 43.639542] ? direct_entry.cold+0x2c/0x38 # [ 43.643897] ? full_prox<4>[ 44.469256] FS: 00007f414dcc9740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 y_[ 44.499780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 44.527963] CR2: 00007f414dcc8000 CR3: 0000000105de6000 CR4: 00000000001506e0 bles btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als v<4>[ 44.535346] Call Trace: ideobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_<4>[ 44.560242] ? __die_body.cold+0x1a/0x1f soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 43.719473] CR2: ffffffffbc240b60 # [ 43.723044] ---[ end trace 3e5b92bcd68a9bdb ]--- # [ 43.727917] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 43.732094] Code: 89 ff e8 de ab 79 ff 48 <4>[ 44.586601] ? no_context+0x177/0x380 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 43.751091] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 43.756568] RAX: f<4>[ 44.612705] ? exc_page_fault+0x53/0x170 fffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 43.763953] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 43.771336] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 43.778720] R10: 00000<4>[ 44.639064] ? asm_exc_page_fault+0x1e/0x30 000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 43.786103] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 43.793487] FS: 00007fc2e54d1740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ 43.801822] CS:<4>[ 44.665692] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 43.807824] CR2: ffffffffbc240b60 CR3: 00000001047b0000 CR4: 00000000001506f0 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXEC_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh <4>[ 44.692917] ? direct_entry.cold+0x2c/0x38 <4>[ 44.718850] ? full_proxy_write+0x56/0x80 <4>[ 44.723117] ? vfs_write+0xea/0x3b0 <4>[ 44.726861] ? ksys_write+0x68/0xf0 <4>[ 44.730606] ? do_syscall_64+0x33/0x40 <4>[ 44.734613] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 44.740095] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 44.794432] CR2: 00007f414dcc8000 <4>[ 44.800582] ---[ end trace 3e5b92bcd68a9bdc ]--- <4>[ 44.805547] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 44.809889] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 44.828949] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 44.834521] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 44.841968] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 44.849403] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 44.856857] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 44.864306] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 44.871755] FS: 00007f414dcc9740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 44.880154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 44.886219] CR2: 00007f414dcc8000 CR3: 0000000105de6000 CR4: 00000000001506e0 # Killed # [ 43.953929] lkdtm: Performing direct entry EXEC_USERSPACE # [ 43.976238] lkdtm: attempting ok execution at ffffffffba380640 # [ 44.004577] lkdtm: attempting bad execution at 00007f414dcc8000 # [ 44.032844] unable to execute userspace code (SMEP?) (uid: 0) # [ 44.085216] BUG: unable to handle page fault for address: 00007f414dcc8000 # [ 44.112397] #PF: supervisor instruction fetch in kernel mode # [ 44.140493] #PF: error_code(0x0011) - permissions violation # [ 44.168504] PGD 1076e9067 P4D 1076e9067 PUD 107681067 PMD 105cb5067 PTE 10df92067 # [ 44.198423] Oops: 0011 [#10] SMP NOPTI # [ 44.224615] CPU: 1 PID: 1783 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 44.254787] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 44.283149] RIP: 0010:0x7f414dcc8000 # [ 44.309162] Code: Unable to access opcode bytes at RIP 0x7f414dcc7fd6. # [ 44.315931] RSP: 0018:ffffac0fc1d67e50 EFLAGS: 00010246 # [ 44.343589] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 # [ 44.373161] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 44.402733] RBP: 00007f414dcc8000 R08: 0000000000000000 R09: 0000000000000000 # [ 44.410116] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f # [ 44.439683] R13: ffffac0fc1d67f10 R14: f<6>[ 45.092059] lkdtm: Performing direct entry EXEC_NULL fffac0fc1d67f10 R15: ffff96ecc6dce000 # [ 44.469256] FS: 00007f414dcc9740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 44.499780] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 44.527963] CR2: 00007f414dcc8000 CR3: 0000000105<6>[ 45.114101] lkdtm: attempting ok execution at ffffffffba380640 de6000 CR4: 00000000001506e0 # [ 44.535346] Call Trace: # [ 44.560242] ? __die_body.cold+0x1a/0x1f # [ 44.586601] ? no_context+0x177/0x380 # [ 44.612705] ? exc_page_fault+0x53/0x170 # [ 44.639064] ? asm_exc_page_fault+0x1e/0x30 # [ 44<6>[ 45.142394] lkdtm: attempting bad execution at 0000000000000000 .665692] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 44.692917] ? direct_entry.cold+0x2c/0x38 # [ 44.718850] ? full_proxy_write+0x56/0x80 # [ 44.723117] ? vfs_write+0xea/0x3b0 # [ 44.726861] ? ksys_write+0x68/0xf0 # [ 44.730606] ? do_sys<1>[ 45.170842] BUG: kernel NULL pointer dereference, address: 0000000000000000 <1>[ 45.200113] #PF: supervisor instruction fetch in kernel mode <1>[ 45.206024] #PF: error_code(0x0010) - not-present page <6>[ 45.211413] PGD 0 P4D 0 <4>[ 45.214206] Oops: 0010 [#11] SMP NOPTI <4>[ 45.218213] CPU: 0 PID: 1820 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 45.226203] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 45.232375] RIP: 0010:0x0 <4>[ 45.235256] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. <4>[ 45.242378] RSP: 0018:ffffac0fc1dd7e48 EFLAGS: 00010246 <4>[ 45.247855] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 <4>[ 45.255238] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 45.262619] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 <4>[ 45.270002] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a <4>[ 45.277385] R13: ffffac0fc1dd7f10 R14: ffffac0fc1dd7f10 R15: ffff96ecc46ff000 <4>[ 45.284768] FS: 00007fb5a6191740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 45.293104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 45.299099] CR2: ffffffffffffffd6 CR3: 000000010760e000 CR4: 00000000001506f0 <4>[ 45.306481] Call Trace: <4>[ 45.309192] ? __die_body.cold+0x1a/0x1f <4>[ 45.313373] ? no_context+0x177/0x380 <4>[ 45.317293] ? exc_page_fault+0x53/0x170 <4>[ 45.321472] ? asm_exc_page_fault+0x1e/0x30 <4>[ 45.325913] execute_location+0x48/0x56 <4>[ 45.330006] direct_entry.cold+0x2c/0x38 <4>[ 45.334197] full_proxy_write+0x56/0x80 <4>[ 45.338293] vfs_write+0xea/0x3b0 <4>[ 45.341864] ksys_write+0x68/0xf0 <4>[ 45.345438] do_syscall_64+0x33/0x40 <4>[ 45.349271] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 45.354577] RIP: 0033:0x7fb5a60a4240 <4>[ 45.358409] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 45.377406] RSP: 002b:00007fff459378e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 45.385223] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb5a60a4240 <4>[ 45.392605] RDX: 000000000000000a RSI: 00007fb5a5f8b000 RDI: 0000000000000001 <4>[ 45.399988] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 <4>[ 45.407371] R10: 00007fb5a5fc54d0 R11: 0000000000000202 R12: 00007fb5a5f8b000 <4>[ 45.414754] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 45.422142] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 45.476477] CR2: 0000000000000000 call_64+0x33/0x40 # [ 44.734613] ? entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 44.740095] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logge<4>[ 45.480145] ---[ end trace 3e5b92bcd68a9bdd ]--- r gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_m<4>[ 45.507211] RIP: 0010:lkdtm_BUG+0x5/0x10 ach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 44.794432] CR2: 00007f414dcc8000 # [ 44.800582] ---[ <4>[ 45.533609] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 end trace 3e5b92bcd68a9bdc ]--- # [ 44.805547] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 44.809889] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 0<4>[ 45.574778] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 0 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 44.828949] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 44.834521] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 44.841968] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ff<4>[ 45.602442] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 ffffffbc2406d0 # [ 44.849403] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 44.856857] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 44.864306] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96<4>[ 45.632006] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 ecc711a000 # [ 44.871755] FS: 00007f414dcc9740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 44.880154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 44.886219] CR2: 00007f414dcc8000 CR3: 0000000105de6000 CR4: 00000000001506e<4>[ 45.661580] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # selftests: lkdtm: EXEC_NULL.sh <4>[ 45.691131] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 45.708978] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 45.716372] FS: 00007fb5a6191740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 45.724717] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 45.730721] CR2: ffffffffffffffd6 CR3: 000000010760e000 CR4: 00000000001506f0 # Killed # [ 45.092059] lkdtm: Performing direct entry EXEC_NULL # [ 45.114101] lkdtm: attempting ok execution at ffffffffba380640 # [ 45.142394] lkdtm: attempting bad execution at 0000000000000000 # [ 45.170842] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 45.200113] #PF: supervisor instruction fetch in kernel mode # [ 45.206024] #PF: error_code(0x0010) - not-present page # [ 45.211413] PGD 0 P4D 0 # [ 45.214206] Oops: 0010 [#11] SMP NOPTI # [ 45.218213] CPU: 0 PID: 1820 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 45.226203] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 45.232375] RIP: 0010:0x0 # [ 45.235256] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. # [ 45.242378] RSP: 0018:ffffac0fc1dd7e48 EFLAGS: 00010246 # [ 45.247855] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 45.255238] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 45.262619] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 45.270002] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 45.277385] R13: ffffac0fc1dd7f10 R14: ffffac0fc1dd7f10 R15: ffff96ecc46ff000 # [ 45.284768] FS: 00007fb5a6191740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # <6>[ 45.878085] lkdtm: Performing direct entry ACCESS_USERSPACE [ 45.293104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 45.299099] CR2: ffffffffffffffd6 CR3: 000000010760e000 CR4: 00000000001506f0 # [ 45.306481] Call Trace: # [ 45.309192] ? __die_body.cold+0x1a/0x1f # [ 45.313373] ? no_contex<6>[ 45.884200] lkdtm: attempting bad read at 00007f47a06b8000 t+0x177/0x380 # [ 45.317293] ? exc_page_fault+0x53/0x170 # [ 45.321472] ? asm_exc_page_fault+0x1e/0x30 # [ 45.325913] execute_location+0x48/0x56 # [ 45.330006] direct_entry.cold+0x2c/0x38 # [ 45.334197] full_proxy_write+0x56/0x80 # [ <3>[ 45.912123] lkdtm: FAIL: survived bad read 45.338293] vfs_write+0xea/0x3b0 # [ 45.341864] ksys_write+0x68/0xf0 # [ 45.345438] do_syscall_64+0x33/0x40 # [ 45.349271] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 45.354577] RIP: 0033:0x7fb5a60a4240 # [ 45.358409] Code: 40 00 48 8b <6>[ 45.938674] lkdtm: attempting bad write at 00007f47a06b8000 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 45.377406] RSP: 002b:00007fff459378e8 EFLAGS: 00000202 ORIG_RAX: 00<3>[ 45.966665] lkdtm: FAIL: survived bad write 00000000000001 # [ 45.385223] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb5a60a4240 # [ 45.392605] RDX: 000000000000000a RSI: 00007fb5a5f8b000 RDI: 0000000000000001 # [ 45.399988] RBP: 000000000000000a R08: 00000000ffffffff R09: 0000000000000000 # [ 45.407371] R10: 00007fb5a5fc54d0 R11: 0000000000000202 R12: 00007fb5a5f8b000 # [ 45.414754] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 45.422142] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 45.476477] CR2: 0000000000000000 # [ 45.480145] ---[ end trace 3e5b92bcd68a9bdd ]--- # [ 45.507211] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 45.533609] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 45.574778] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 45.602442] RAX: ffffffffba380270 RBX: 000000000<6>[ 46.108735] lkdtm: Performing direct entry ACCESS_NULL 0000001 RCX: 0000000000000000 # [ 45.632006] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 45.661580] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 45.691131] R10: 00000000ffffe000 R11: 3ffffffffffff<6>[ 46.131961] lkdtm: attempting bad read at 0000000000000000 fff R12: 0000000000000004 # [ 45.708978] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 45.716372] FS: 00007fb5a6191740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ 45.724717] CS: 0010 DS: 0000 ES: 0000 CR0: <1>[ 46.159922] BUG: kernel NULL pointer dereference, address: 0000000000000000 <1>[ 46.189214] #PF: supervisor read access in kernel mode <1>[ 46.194605] #PF: error_code(0x0000) - not-present page <6>[ 46.199994] PGD 0 P4D 0 <4>[ 46.202787] Oops: 0000 [#12] SMP NOPTI <4>[ 46.206797] CPU: 0 PID: 1891 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 46.214792] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 46.220969] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 <4>[ 46.225927] Code: 6d d6 fb ff be 00 10 00 00 48 89 ef e8 cb f4 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 88 0f 6d bc e8 47 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 0f 6d bc 48 01 <4>[ 46.244940] RSP: 0018:ffffac0fc1ef7e58 EFLAGS: 00010246 <4>[ 46.250417] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 <4>[ 46.257799] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 <4>[ 46.265181] RBP: ffffffffbc6d0079 R08: 0000000000000000 R09: 0000000000000000 <4>[ 46.272562] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c <4>[ 46.279945] R13: ffffac0fc1ef7f10 R14: ffffac0fc1ef7f10 R15: ffff96ecc46b0000 <4>[ 46.287329] FS: 00007fa5c15f0740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 46.295664] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 46.301659] CR2: 0000000000000000 CR3: 000000010277c000 CR4: 00000000001506f0 <4>[ 46.309041] Call Trace: <4>[ 46.311768] ? __die_body.cold+0x1a/0x1f <4>[ 46.315948] ? no_context+0x177/0x380 <4>[ 46.319869] ? exc_page_fault+0x53/0x170 <4>[ 46.324045] ? asm_exc_page_fault+0x1e/0x30 <4>[ 46.328485] ? lkdtm_ACCESS_NULL+0x14/0x53 <4>[ 46.332834] ? lkdtm_ACCESS_NULL+0x14/0x53 <4>[ 46.337185] direct_entry.cold+0x2c/0x38 <4>[ 46.341365] full_proxy_write+0x56/0x80 <4>[ 46.345458] vfs_write+0xea/0x3b0 <4>[ 46.349029] ksys_write+0x68/0xf0 <4>[ 46.352600] do_syscall_64+0x33/0x40 <4>[ 46.356431] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 46.361728] RIP: 0033:0x7fa5c14c4240 <4>[ 46.365558] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 46.384554] RSP: 002b:00007ffc420ef1b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 46.392377] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fa5c14c4240 <4>[ 46.399757] RDX: 000000000000000c RSI: 00007fa5c13ab000 RDI: 0000000000000001 <4>[ 46.407140] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000 <4>[ 46.414522] R10: 00007fa5c13e54d0 R11: 0000000000000202 R12: 00007fa5c13ab000 <4>[ 46.421904] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 46.429292] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 46.483613] CR2: 0000000000000000 0000000080050033 # [ 45.730721] CR2: ffffffffffffffd6 CR3: 000000010760e000 CR4: 00000000001506f0 # EXEC_NULL: saw 'call trace:': ok ok 36 selftests: lkdtm: EXEC_NULL.sh # selftests: lkdtm: ACCESS_USERSPACE.sh # [ 45.878085] lkdtm: Performing dire<4>[ 46.487278] ---[ end trace 3e5b92bcd68a9bde ]--- ct entry ACCESS_USERSPACE # [ 45.884200] lkdtm: attempting bad read at 00007f47a06b8000 # [ 45.912123] lkdtm: FAIL: survived bad read # [ 45.938674] lkdtm: attempting bad write at 00007f47a06b8000 # [ 45.966665] lkdtm: FAIL: survived bad write <4>[ 46.514364] RIP: 0010:lkdtm_BUG+0x5/0x10 # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh <4>[ 46.540701] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 46.572336] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 46.577832] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 46.585226] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 46.592619] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 46.600011] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 46.607404] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 46.614797] FS: 00007fa5c15f0740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 46.623143] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 46.629147] CR2: 0000000000000000 CR3: 000000010277c000 CR4: 00000000001506f0 # Killed # [ 46.108735] lkdtm: Performing direct entry ACCESS_NULL # [ 46.131961] lkdtm: attempting bad read at 0000000000000000 # [ 46.159922] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 46.189214] #PF: supervisor read access in kernel mode # [ 46.194605] #PF: error_code(0x0000) - not-present page # [ 46.199994] PGD 0 P4D 0 # [ 46.202787] Oops: 0000 [#12] SMP NOPTI # [ 46.206797] CPU: 0 PID: 1891 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 46.214792] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.220969] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 46.225927] Code: 6d d6 fb ff be 00 10 00 00 48 89 ef e8 cb f4 0a ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 88 0f 6d bc e8 47 d6 fb ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 b0 0f 6d bc 48 01 # [ 46.244940] RSP: 0018:ffffac0fc1ef7e58 EFLAGS: 00010246 # [ 46.250417] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 46.257799] RDX: 0000000000000000 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 # [ 46.265181] RBP: ffffffffbc6d0079 R08: 0000000000000000 R09: 0000000000000000 # [ 46.272562] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 46.279945] R13: ffffac0fc1ef7f10 R14: ffffac0fc1ef7f10 R15: ffff96ecc46b0000 # [ 46.287329]<6>[ 46.767699] lkdtm: Performing direct entry WRITE_RO FS: 00007fa5c15f0740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ 46.295664] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.301659] CR2: 0000000000000000 CR3: 000000010277c000 CR4: 00000000001506f0 # [ 46.309041] Call Tra<6>[ 46.784762] lkdtm: attempting bad rodata write at ffffffffbc240b50 ce: # [ 46.311768] ? __die_body.cold+0x1a/0x1f # [ 46.315948] ? no_context+0x177/0x380 # [ 46.319869] ? exc_page_fault+0x53/0x170 # [ 46.324045] ? asm_exc_page_fault+0x1e/0x30 # [ 46.328485] ? lkdtm_ACCESS_NULL+0x14/0x53 # [ 46.33283<1>[ 46.813423] BUG: unable to handle page fault for address: ffffffffbc240b50 4] ? lkdtm_ACCESS_NULL+0x14/0x53 # [ 46.337185] direct_entry.cold+0x2c/0x38 # [ 46.341365] full_proxy_write+0x56/0x80 # [ 46.345458] vfs_write+0xea/0x3b0 # [ 46.349029] ksys_write+0x68/0xf0 # [ 46.352600] do_syscall_64+0x33/0x40 # [ <1>[ 46.842686] #PF: supervisor write access in kernel mode 4<6.356431] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 46.361728] RIP: 0033:0x7fa5c14c4240 # [ 46.365558] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 01>[ 46.870345] #PF: error_code(0x0003) - permissions violation 0 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 46.384554] RSP: 002b:00007ffc420ef1b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 46.392377] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fa5c14c4240 # [ 46.399757] RDX: 0<6>[ 46.898356] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 8000000011e001e1 00000000000000c RSI: 00007fa5c13ab000 RDI: 0000000000000001 # [ 46.407140] RBP: 000000000000000c R08: 00000000ffffffff R09: 0000000000000000 # [ 46.414522] R10: 00007fa5c13e54d0 R11: 0000000000000202 R12: 00007fa5c13ab000 # [ 46.421904] R13: 00000<4>[ 46.927495] Oops: 0003 [#13] SMP NOPTI 00000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 46.429292] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_<4>[ 46.953686] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 46.983859] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chrom<4>[ 46.990036] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a eos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 46.483613] CR2: 0000000000000000 # [ 46.487278] ---[ end trace 3e5b92bcd68a9b<4>[ 47.016912] Code: 00 48 c7 c7 68 0e 6d bc 48 c7 c6 50 0b 24 bc e8 f1 d8 fb ff 48 8b 05 a5 83 7e 01 ba 34 12 cd ab 48 c7 c7 98 0e 6d bc 48 31 d0 <48> 89 05 8f 83 7e 01 e9 cf d8 fb ff 0f 1f 44 00 00 48 8b 05 7e 0b de ]--- # [ 46.514364] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 46.540701] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 8<4>[ 47.058093] RSP: 0018:ffffac0fc1f6fe60 EFLAGS: 00010202 3 <05 e0 0b eb 03 # [ 46.572336] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 46.577832] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 46.585226] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 464>[ 47.085757] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 .592619] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 46.600011] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 46.607404] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 46.614<4>[ 47.115329] RDX: 00000000abcd1234 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0e98 79<7] FS: 00007fa5c15f0740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ 46.623143] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.629147] CR2: 0000000000000000 CR3: 000000010277c000 CR4: 00000000001506f0 # ACCESS_NULL: saw 'c4>[ 47.144899] RBP: ffffffffbc6d0085 R08: 0000000000000000 R09: 0000000000000000 al[ 47.174469] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 <4>[ 47.189655] R13: ffffac0fc1f6ff10 R14: ffffac0fc1f6ff10 R15: ffff96ecc1909000 <4>[ 47.197041] FS: 00007f8cbd861740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 47.205378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 47.211374] CR2: ffffffffbc240b50 CR3: 00000001061f0000 CR4: 00000000001506e0 <4>[ 47.218758] Call Trace: <4>[ 47.221472] ? __die_body.cold+0x1a/0x1f <4>[ 47.225645] ? no_context+0x177/0x380 <4>[ 47.229568] ? exc_page_fault+0xd7/0x170 <4>[ 47.233747] ? asm_exc_page_fault+0x1e/0x30 <4>[ 47.238206] ? lkdtm_WRITE_RO+0x2e/0x3a <4>[ 47.242299] direct_entry.cold+0x2c/0x38 <4>[ 47.246483] full_proxy_write+0x56/0x80 <4>[ 47.250578] vfs_write+0xea/0x3b0 <4>[ 47.254151] ksys_write+0x68/0xf0 <4>[ 47.257724] do_syscall_64+0x33/0x40 <4>[ 47.261555] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 47.266862] RIP: 0033:0x7f8cbd76c240 <4>[ 47.270692] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 47.289689] RSP: 002b:00007ffca440c448 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 47.297506] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8cbd76c240 <4>[ 47.304891] RDX: 0000000000000009 RSI: 00007f8cbd653000 RDI: 0000000000000001 <4>[ 47.312273] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 47.319658] R10: 00007f8cbd68d4d0 R11: 0000000000000202 R12: 00007f8cbd653000 <4>[ 47.327042] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 47.334430] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 47.388765] CR2: ffffffffbc240b50 <4>[ 47.392337] ---[ end trace 3e5b92bcd68a9bdf ]--- <4>[ 47.397228] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 47.401404] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 47.420403] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 47.425881] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 47.433266] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 47.440652] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 47.448036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 47.455420] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 47.462805] FS: 00007f8cbd861740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 47.471144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 47.477144] CR2: ffffffffbc240b50 CR3: 00000001061f0000 CR4: 00000000001506e0 <3>[ 47.484520] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 47.493637] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1927, name: cat <4>[ 47.501454] INFO: lockdep is turned off. <4>[ 47.505629] irq event stamp: 0 <4>[ 47.508941] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 47.515461] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 47.523885] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 47.532309] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 47.538848] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 47.546839] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 47.553008] Call Trace: <4>[ 47.555716] dump_stack+0x77/0x9b <4>[ 47.559289] ___might_sleep.cold+0xa6/0xb6 <4>[ 47.563644] exit_signals+0x1c/0x300 <4>[ 47.567475] do_exit+0xc2/0xab0 <4>[ 47.570876] ? ksys_write+0x68/0xf0 <4>[ 47.574623] make_task_dead+0x2f/0x30 <4>[ 47.578543] rewind_stack_and_make_dead+0x17/0x20 <4>[ 47.583500] RIP: 0033:0x7f8cbd76c240 <4>[ 47.587334] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 47.606333] RSP: 002b:00007ffca440c448 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 47.614151] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8cbd76c240 <4>[ 47.621537] RDX: 0000000000000009 RSI: 00007f8cbd653000 RDI: 0000000000000001 <4>[ 47.628919] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 47.636304] R10: 00007f8cbd68d4d0 R11: 0000000000000202 R12: 00007f8cbd653000 <4>[ 47.643688] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # Killed # [ 46.767699] lkdtm: Performing direct entry WRITE_RO # [ 46.784762] lkdtm: attempting bad rodata write at ffffffffbc240b50 # [ 46.813423] BUG: unable to handle page fault for address: ffffffffbc240b50 # [ 46.842686] #PF: supervisor write access in kernel mode # [ 46.870345] #PF: error_code(0x0003) - permissions violation # [ 46.898356] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 8000000011e001e1 # [ 46.927495] Oops: 0003 [#13] SMP NOPTI # [ 46.953686] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 46.983859] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.990036] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 47.016912] Code: 00 48 c7 c7 68 0e 6d bc 48 c7 c6 50 0b 24 bc e8 f1 d8 fb ff 48 8b 05 a5 83 7e 01 ba 34 12 cd ab 48 c7 c7 98 0e 6d bc 48 31 d0 <48> 89 05 8f 83 7e 01 e9 cf d8 fb ff 0f 1f 44 00 00 48 8b 05 7e 0b # [ 47.058093] RSP: 0018:ffffac0fc1f6fe60 EFLAGS: 00010202 # [ 47.085757] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 # [ 47.115329] RDX: 00000000abcd1234 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0e98 # [ 47.144899] RBP: ffffffffbc6d0085 R08: 0000000000000000 R09: 0000000000000000 # [ 47.174469] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 # [ 47.189655] R13: ffffac0fc1f6ff10 R14<6>[ 47.811887] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT : ffffac0fc1f6ff10 R15: ffff96ecc1909000 # [ 47.197041] FS: 00007f8cbd861740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 47.205378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.211374] CR2: ffffffffbc240b50 CR3: 0000000<6>[ 47.831360] lkdtm: attempting bad ro_after_init write at ffffffffbc759350 1061f0000 CR4: 00000000001506e0 # [ 47.218758] Call Trace: # [ 47.221472] ? __die_body.cold+0x1a/0x1f # [ 47.225645] ? no_context+0x177/0x380 # [ 47.229568] ? exc_page_fault+0xd7/0x170 # [ 47.233747] ? asm_exc_page_fault+0x1e/0x30 # [ <1>[ 47.860623] BUG: unable to handle page fault for address: ffffffffbc759350 47.238206] ? lkdtm_WRITE_RO+0x2e/0x3a # [ 47.242299] direct_entry.cold+0x2c/0x38 # [ 47.246483] full_proxy_write+0x56/0x80 # [ 47.250578] vfs_write+0xea/0x3b0 # [ 47.254151] ksys_write+0x68/0xf0 # [ 47.257724] do_syscall_64+0x33/0x40 <1>[ 47.889885] #PF: supervisor write access in kernel mode # [ 47.261555] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 47.266862] RIP: 0033:0x7f8cbd76c240 # [ 47.270692] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48<1>[ 47.917544] #PF: error_code(0x0003) - permissions violation > 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 47.289689] RSP: 002b:00007ffca440c448 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 47.297506] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8cbd76c240 # [ 47.304891] <6>[ 47.945554] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 80000000122001e1 RDX: 0000000000000009 RSI: 00007f8cbd653000 RDI: 0000000000000001 # [ 47.312273] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000 # [ 47.319658] R10: 00007f8cbd68d4d0 R11: 0000000000000202 R12: 00007f8cbd653000 # [ 47.327042] R13:<4>[ 47.974690] Oops: 0003 [#14] SMP NOPTI 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 47.334430] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth s<4>[ 48.000882] CPU: 1 PID: 1963 Comm: cat Tainted: G D W 5.10.218-cip49 #1 p5<100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s4>[ 48.031056] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 47.388765] CR2: ffffffffbc240b50 # [ 47.392337] ---[ end trace 3e5b92bc<4>[ 48.059420] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a d68a9bdf ]--- # [ 47.397228] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.401404] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 0<4>[ 48.087250] Code: 0e 6d bc e9 a3 d8 fb ff 48 c7 c7 f0 0e 6d bc e8 97 d8 fb ff 48 8b 05 4b 0b d0 01 ba 34 12 cd ab 48 c7 c7 98 0e 6d bc 48 31 d0 <48> 89 05 35 0b d0 01 e9 75 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7 0 00 83 05 e0 0b eb 03 # [ 47.420403] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 47.425881] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.433266] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # <4>[ 48.128430] RSP: 0018:ffffac0fc1fe7e60 EFLAGS: 00010202 [ 47.440652] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 47.448036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.455420] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ <4>[ 48.156096] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 47.462805] FS: 00007f8cbd861740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 47.471144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.477144] CR2: ffffffffbc240b50 CR3: 00000001061f0000 CR4: 00000000001506e0 # [ 47.484520<4>[ 48.185681] RDX: 00000000abcd1234 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0e98 ] [ 48.215250] RBP: ffffffffbc6d008e R08: 0000000000000000 R09: 0000000000000000 p:< 0 # [ 47.508941] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 47.515461] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 47.523885] softirqs last enabled at (0): [] copy_proces4>[ 48.244822] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 s+<0x65c/0x20e0 # [ 47.532309] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 47.538848] CPU: 1 PID: 1927 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 47.546839] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 4>[ 48.274393] R13: ffffac0fc1fe7f10 R14: ffffac0fc1fe7f10 R15: ffff96ecc3e3a000 47.553008] Call Trace: # [ 47.555716] dump_stack+0x77/0x9b # [ 47.559289] ___might_sleep.cold+0xa6/0xb6 # [ 47.563644] exit_signals+0x1c/0x300 # [ 47.567475] do_exit+0xc2/0xab0 # [ 47.570876] ? ksys_write+0x68/0xf0 # [ 47.574623] m<4>[ 48.303966] FS: 00007f5b90189740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 48.334489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 ake_task_dead+0x2f/0x30 # [ 47.578543] rewind_stack_and_make_dead+0x17/0x20 # [ 47.583500] RIP: 0033:0x7f8cbd76c240 # [ 47.587334] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 0<4>[ 48.340486] CR2: ffffffffbc759350 CR3: 0000000104018000 CR4: 00000000001506e0 <4>[ 48.370053] Call Trace: 1 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 47.606333] RSP: 002b:00007ffca440c448 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 47.614151] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8cbd76c24<4>[ 48.372766] ? __die_body.cold+0x1a/0x1f 0 # [ 47.621537] RDX: 0000000000000009 RSI: 00007f8cbd653000 RDI: 0000000000000001 # [ 47.628919] RBP: 0000000000000009 R08: 00000000ffffffff R09: 0000000000000000 # [ 47.636304] R10: 00007f8cbd68d4d0 R11: 0000000000000202 R12: 00007f8cbd653000 #<4>[ 48.399122] ? no_context+0x177/0x380 [ 47.643688] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: lkdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh <4>[ 48.425227] ? exc_page_fault+0xd7/0x170 <4>[ 48.446647] ? asm_exc_page_fault+0x1e/0x30 <4>[ 48.451090] ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a <4>[ 48.456138] direct_entry.cold+0x2c/0x38 <4>[ 48.460320] full_proxy_write+0x56/0x80 <4>[ 48.464415] vfs_write+0xea/0x3b0 <4>[ 48.467988] ksys_write+0x68/0xf0 <4>[ 48.471560] do_syscall_64+0x33/0x40 <4>[ 48.475392] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 48.480698] RIP: 0033:0x7f5b9009c240 <4>[ 48.484529] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 48.503528] RSP: 002b:00007ffd35923958 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 48.511348] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f5b9009c240 <4>[ 48.518730] RDX: 0000000000000014 RSI: 00007f5b8ff83000 RDI: 0000000000000001 <4>[ 48.526115] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 48.533499] R10: 00007f5b8ffbd4d0 R11: 0000000000000202 R12: 00007f5b8ff83000 <4>[ 48.540883] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 48.548271] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 48.602607] CR2: ffffffffbc759350 <4>[ 48.606179] ---[ end trace 3e5b92bcd68a9be0 ]--- <4>[ 48.611055] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 48.615233] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 48.634232] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 48.639710] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 48.647094] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 48.654478] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 48.661861] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 48.669246] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 48.676643] FS: 00007f5b90189740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 48.684979] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 48.690975] CR2: ffffffffbc759350 CR3: 0000000104018000 CR4: 00000000001506e0 <3>[ 48.698362] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 48.707478] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1963, name: cat <4>[ 48.715296] INFO: lockdep is turned off. <4>[ 48.719472] irq event stamp: 0 <4>[ 48.722784] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 48.729304] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 48.737729] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 48.746154] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 48.752673] CPU: 1 PID: 1963 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 48.760664] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 48.766846] Call Trace: <4>[ 48.769555] dump_stack+0x77/0x9b <4>[ 48.773127] ___might_sleep.cold+0xa6/0xb6 <4>[ 48.777481] exit_signals+0x1c/0x300 <4>[ 48.781312] do_exit+0xc2/0xab0 <4>[ 48.784711] ? ksys_write+0x68/0xf0 <4>[ 48.788457] make_task_dead+0x2f/0x30 <4>[ 48.792378] rewind_stack_and_make_dead+0x17/0x20 <4>[ 48.797336] RIP: 0033:0x7f5b9009c240 <4>[ 48.801166] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 48.820163] RSP: 002b:00007ffd35923958 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 48.827982] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f5b9009c240 <4>[ 48.835365] RDX: 0000000000000014 RSI: 00007f5b8ff83000 RDI: 0000000000000001 <4>[ 48.842749] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 48.850131] R10: 00007f5b8ffbd4d0 R11: 0000000000000202 R12: 00007f5b8ff83000 <4>[ 48.857517] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # Killed # [ 47.811887] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 47.831360] lkdtm: attempting bad ro_after_init write at ffffffffbc759350 # [ 47.860623] BUG: unable to handle page fault for address: ffffffffbc759350 # [ 47.889885] #PF: supervisor write access in kernel mode # [ 47.917544] #PF: error_code(0x0003) - permissions violation # [ 47.945554] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 80000000122001e1 # [ 47.974690] Oops: 0003 [#14] SMP NOPTI # [ 48.000882] CPU: 1 PID: 1963 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 48.031056] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.059420] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 48.087250] Code: 0e 6d bc e9 a3 d8 fb ff 48 c7 c7 f0 0e 6d bc e8 97 d8 fb ff 48 8b 05 4b 0b d0 01 ba 34 12 cd ab 48 c7 c7 98 0e 6d bc 48 31 d0 <48> 89 05 35 0b d0 01 e9 75 d8 fb ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 48.128430] RSP: 0018:ffffac0fc1fe7e60 EFLAGS: 00010202 # [ 48.156096] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 48.185681] RDX: 00000000abcd1234 RSI: ffff96ecead1bf50 RDI: ffffffffbc6d0e98 # [ 48.215250] RBP: ffffffffbc6d008e R08: 0000000000000000 R09: 0000000000000000 # [ 48.244822] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 48.274393] R13: ffffac0fc1fe7f10 R14: ffffac0fc1fe7f10 R15: ffff96ecc3e3a000 # [ 48.303966] FS: 00007f5b90189740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 48.334489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.340486] CR2: ffffffffbc7<6>[ 49.115928] lkdtm: Performing direct entry WRITE_KERN 59350 CR3: 0000000104018000 CR4: 00000000001506e0 # [ 48.370053] Call Trace: # [ 48.372766] ? __die_body.cold+0x1a/0x1f # [ 48.399122] ? no_context+0x177/0x380 # [ 48.425227] ? exc_page_fault+0xd7/0x170 # [ 48.446647] ? asm_exc_page_faul<6>[ 49.139779] lkdtm: attempting bad 7176421 byte write at ffffffffbaa58725 t+0x1e/0x30 # [ 48.451090] ? lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 48.456138] direct_entry.cold+0x2c/0x38 # [ 48.460320] full_proxy_write+0x56/0x80 # [ 48.464415] vfs_write+0xea/0x3b0 # [ 48.467988] ksys_write+0x68/0xf0 # [ 48.4715<1>[ 49.168904] BUG: unable to handle page fault for address: ffffffffbaa58725 60] do_syscall_64+0x33/0x40 # [ 48.475392] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 48.480698] RIP: 0033:0x7f5b9009c240 # [ 48.484529] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 7<1>[ 49.198183] #PF: supervisor write access in kernel mode 4 <17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 48.503528] RSP: 002b:00007ffd35923958 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 48.511348] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f1>[ 49.225841] #PF: error_code(0x0003) - permissions violation 5b9009c240 # [ 48.518730] RDX: 0000000000000014 RSI: 00007f5b8ff83000 RDI: 0000000000000001 # [ 48.526115] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000 # [ 48.533499] R10: 00007f5b8ffbd4d0 R11: 0000000000000202 R12: 00007f5b8f<6>[ 49.253850] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 106001e1 f83000 # [ 48.540883] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 48.548271] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_<4>[ 49.282292] Oops: 0003 [#15] SMP NOPTI usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da72<4>[ 49.308483] CPU: 1 PID: 1999 Comm: cat Tainted: G D W 5.10.218-cip49 #1 19[ 49.338655] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 6179] ---[ end trace 3e5b92bcd68a9be0 ]--- # [ 48.611055] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 48.615233] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f<4>[ 49.367017] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ 48.634232] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 48.639710] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 48.647094] RDX: 0000000000000000 RSI: ffff96ecead1b<4>[ 49.394070] Code: 53 48 c7 c3 25 87 a5 ba 49 89 dc 48 89 da 49 81 ec 40 06 38 ba 4c 89 e6 e8 4a d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 40 06 38 ba a4 48 c7 c7 98 0e 6d bc e8 2f d8 fb ff 5b 41 5c e9 b7 fe ff ff f50 RDI: ffffffffbc2406d0 # [ 48.654478] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 # [ 48.661861] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 48.669246] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 <4>[ 49.435251] RSP: 0018:ffffac0fc4067e50 EFLAGS: 00010246 R1<5: ffff96ecc711a000 # [ 48.676643] FS: 00007f5b90189740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 48.684979] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.690975] CR2: ffffffffbc759350 CR3: 0000000104018000 CR4: 00004>[ 49.462912] RAX: 000000000000003c RBX: ffffffffbaa58725 RCX: 00000000006d80e5 <4>[ 49.492483] RDX: 0000000000000000 RSI: ffffffffba380640 RDI: ffffffffbaa58725 0000001506e0 # [ 48.698362] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 48.707478] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1963, name: cat # [ 48.715296] INFO: lockdep is turned off. # <4>[ 49.499865] RBP: ffffffffbc6d00a2 R08: 0000000000000000 R09: 0000000000000000 <4>[ 49.529432] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006d80e5 [ 48.719472] irq event stamp: 0 # [ 48.722784] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 48.729304] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 48.737729] softirqs last enabled at (0): [[ 49.536814] R13: ffffac0fc4067f10 R14: ffffac0fc4067f10 R15: ffff96ecc7428000 fffffffb98fde5c>] copy_process+0x65c/0x20e0 # [ 48.746154] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 48.752673] CPU: 1 PID: 1963 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 48.760664] Hardware name: Google Grunt/G<4>[ 49.566383] FS: 00007f6948c00740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 ru[ 49.596904] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 x6<8/0xf0 # [ 48.788457] make_task_dead+0x2f/0x30 # [ 48.792378] rewind_stack_and_make_dead+0x17/0x20 # [ 48.797336] RIP: 0033:0x7f5b9009c240 # [ 48.801166] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 804>[ 49.625089] CR2: ffffffffbaa58725 CR3: 0000000103e22000 CR4: 00000000001506e0 <4>[ 49.654660] Call Trace: 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 48.820163] RSP: 002b:00007ffd35923958 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 48.827982] RAX: ffffffffffffffda RBX: 00000000<4>[ 49.657373] ? __die_body.cold+0x1a/0x1f 00000014 RCX: 00007f5b9009c240 # [ 48.835365] RDX: 0000000000000014 RSI: 00007f5b8ff83000 RDI: 0000000000000001 # [ 48.842749] RBP: 0000000000000014 R08: 00000000ffffffff R09: 0000000000000000 # [ 48.850131] R10: 00007f5b8ffbd4d0 R11: 000000000000<4>[ 49.683728] ? no_context+0x177/0x380 0202 R12: 00007f5b8ff83000 # [ 48.857517] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh <4>[ 49.709829] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 <4>[ 49.735845] ? exc_page_fault+0xd7/0x170 <4>[ 49.740024] ? asm_exc_page_fault+0x1e/0x30 <4>[ 49.744463] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 <4>[ 49.749600] ? lkdtm_SLAB_FREE_PAGE+0x40/0x40 <4>[ 49.754211] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 <4>[ 49.759341] ? lkdtm_WRITE_KERN+0x38/0x4e <4>[ 49.763607] direct_entry.cold+0x2c/0x38 <4>[ 49.767789] full_proxy_write+0x56/0x80 <4>[ 49.771882] vfs_write+0xea/0x3b0 <4>[ 49.775454] ksys_write+0x68/0xf0 <4>[ 49.779028] do_syscall_64+0x33/0x40 <4>[ 49.782860] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 49.788166] RIP: 0033:0x7f6948ad4240 <4>[ 49.791995] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 49.810994] RSP: 002b:00007ffff12231b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 49.818814] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f6948ad4240 <4>[ 49.826198] RDX: 000000000000000b RSI: 00007f69489bb000 RDI: 0000000000000001 <4>[ 49.833580] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 <4>[ 49.840966] R10: 00007f69489f54d0 R11: 0000000000000202 R12: 00007f69489bb000 <4>[ 49.848347] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 49.855737] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table <4>[ 49.910072] CR2: ffffffffbaa58725 <4>[ 49.913644] ---[ end trace 3e5b92bcd68a9be1 ]--- <4>[ 49.918516] RIP: 0010:lkdtm_BUG+0x5/0x10 <4>[ 49.922694] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 <4>[ 49.941693] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 <4>[ 49.947172] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 <4>[ 49.954554] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 <4>[ 49.961940] RBP: ffffffffbc736d38 R08: 0000000000000001 R09: 0000000000000001 <4>[ 49.969322] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 <4>[ 49.976707] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 <4>[ 49.984091] FS: 00007f6948c00740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 49.992428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 49.998423] CR2: ffffffffbaa58725 CR3: 0000000103e22000 CR4: 00000000001506e0 <3>[ 50.005812] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 <3>[ 50.014930] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1999, name: cat <4>[ 50.022747] INFO: lockdep is turned off. <4>[ 50.026924] irq event stamp: 0 <4>[ 50.030235] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 50.036754] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 50.045178] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 50.053604] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 50.060124] CPU: 1 PID: 1999 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 50.068115] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 50.074285] Call Trace: <4>[ 50.076996] dump_stack+0x77/0x9b <4>[ 50.080569] ___might_sleep.cold+0xa6/0xb6 <4>[ 50.084924] exit_signals+0x1c/0x300 <4>[ 50.088756] do_exit+0xc2/0xab0 <4>[ 50.092155] ? ksys_write+0x68/0xf0 <4>[ 50.095900] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 <4>[ 50.101033] make_task_dead+0x2f/0x30 <4>[ 50.104956] rewind_stack_and_make_dead+0x17/0x20 <4>[ 50.109915] RIP: 0033:0x7f6948ad4240 <4>[ 50.113748] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 50.132746] RSP: 002b:00007ffff12231b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 50.140565] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f6948ad4240 <4>[ 50.147947] RDX: 000000000000000b RSI: 00007f69489bb000 RDI: 0000000000000001 <4>[ 50.155333] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 <4>[ 50.162715] R10: 00007f69489f54d0 R11: 0000000000000202 R12: 00007f69489bb000 <4>[ 50.170101] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # Killed # [ 49.115928] lkdtm: Performing direct entry WRITE_KERN # [ 49.139779] lkdtm: attempting bad 7176421 byte write at ffffffffbaa58725 # [ 49.168904] BUG: unable to handle page fault for address: ffffffffbaa58725 # [ 49.198183] #PF: supervisor write access in kernel mode # [ 49.225841] #PF: error_code(0x0003) - permissions violation # [ 49.253850] PGD 12629067 P4D 12629067 PUD 1262a063 PMD 106001e1 # [ 49.282292] Oops: 0003 [#15] SMP NOPTI # [ 49.308483] CPU: 1 PID: 1999 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 49.338655] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 49.367017] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 49.394070] Code: 53 48 c7 c3 25 87 a5 ba 49 89 dc 48 89 da 49 81 ec 40 06 38 ba 4c 89 e6 e8 4a d8 fb ff 48 89 df 4c 89 e1 48 c7 c6 40 06 38 ba a4 48 c7 c7 98 0e 6d bc e8 2f d8 fb ff 5b 41 5c e9 b7 fe ff ff # [ 49.435251] RSP: 0018:ffffac0fc4067e50 EFLAGS: 00010246 # [ 49.462912] RAX: 000000000000003c RBX: ffffffffbaa58725 RCX: 00000000006d80e5 # [ 49.492483] RDX: 0000000000000000 RSI: ffffffffba380640 RDI: ffffffffbaa58725 # [ 49.499865] RBP: ffffffffbc6d00a2 R08: 0000000000000000 R09: 0000000000000000 # [ 49.529432] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006d80e5 # [ 49.536814] R13: ffffac0fc4067f10 R14: ffffac0fc4067f10 R15: ffff96ecc7428000 # [ 49.566383] FS: 00007f6948c00740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 49.596904] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.625089] CR2: ffffffffbaa58725 CR3: 0000000<6>[ 50.345499] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 103e22000 CR4: 00000000001506e0 # [ 49.654660] Call Trace: # [ 49.657373] ? __die_body.cold+0x1a/0x1f # [ 49.683728] ? no_context+0x177/0x380 # [ 49.709829] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 49.735845] ? exc_page_fault+0xd7/0x17<6>[ 50.373905] lkdtm: attempting good refcount_inc() without overflow 0 # [ 49.740024] ? asm_exc_page_fault+0x1e/0x30 # [ 49.744463] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 49.749600] ? lkdtm_SLAB_FREE_PAGE+0x40/0x40 # [ 49.754211] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 49.759341] ? lkdtm_WRITE_KER<6>[ 50.402528] lkdtm: attempting bad refcount_inc() overflow N+0x38/0x4e # [ 49.763607] direct_entry.cold+0x2c/0x38 # [ 49.767789] full_proxy_write+0x56/0x80 # [ 49.771882] vfs_write+0xea/0x3b0 # [ 49.775454] ksys_write+0x68/0xf0 # [ 49.779028] do_syscall_64+0x33/0x40 # [ 49.782860] entry_SYS<4>[ 50.430346] ------------[ cut here ]------------ CALL_64_after_hwframe+0x67/0xd1 # [ 49.788166] RIP: 0033:0x7f6948ad4240 # [ 49.791995] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f<4>[ 50.457404] refcount_t: saturated; leaking memory. 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 49.810994] RSP: 002b:00007ffff12231b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 49.818814] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f6948ad4240 # [ 49.826198] RDX: 000000000000000b RSI: 0<4>[ 50.484718] WARNING: CPU: 1 PID: 2035 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0007f69489bb000 RDI: 0000000000000001 # [ 49.833580] RBP: 000000000000000b R08: 00000000ffffffff R09: 0000000000000000 # [ 49.840966] R10: 00007f69489f54d0 R11: 0000000000000202 R12: 00007f69489bb000 # [ 49.848347] R13: 0000000000000001 R14: 00000<4>[ 50.515623] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 00000020000 R15: 0000000000000000 # [ 49.855737] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvide<4>[ 50.594531] CPU: 1 PID: 2035 Comm: cat Tainted: G D W 5.10.218-cip49 #1 o videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c<4>[ 50.622221] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 _ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 49.910072] CR2: ffffffffbaa58725 # [ 49.913644] ---[ end trace 3e5b92bcd68a9be1 ]--- # [ 49.9185<4>[ 50.650557] RIP: 0010:refcount_warn_saturate+0x51/0x110 16] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 49.922694] Code: 89 ff e8 de ab 79 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 d9 47 a8 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 0b eb 03 # [ <4>[ 50.678191] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d 88 cf f6 02 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 49.941693] RSP: 0018:ffffac0fc0be3e60 EFLAGS: 00010282 # [ 49.947172] RAX: ffffffffba380270 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.954554] RDX: 0000000000000000 RSI: ffff96ecead1bf50 RDI: ffffffffbc2406d0 # [ 49.961940] RBP: fffffff<4>[ 50.719383] RSP: 0018:ffffac0fc40d7e48 EFLAGS: 00010286 fbc736d38 R08: 0000000000000001 R09: 0000000000000001<4>[ 50.746956] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 <4>[ 50.758918] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 49.969322] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.976707] R13: ffffac0fc0be3f10 R14: ffffac0fc0be3f10 R15: ffff96ecc711a000 # [ 49.984091] FS: 00007f6948c00740(0000) GS:ffff96ecead00000(0000) knlGS:00000000000<4>[ 50.766505] RBP: ffffffffbc6d00ad R08: 0000000000000000 R09: 0000000000000000 00000 # [ 49.992428] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.998423] CR2: ffffffffbaa58725 CR3: 0000000103e22000 CR4: 00000000001506e0 # [ 50.005812] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem<4>[ 50.796057] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 .h:49<4>[ 50.825638] R13: ffffac0fc40d7f10 R14: ffffac0fc40d7f10 R15: ffff96ecc613a000 # [ 50.014930] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1999, name: cat # [ 50.022747] INFO: lockdep is turned off. # [ 50.026924] irq event stamp: 0 # [ 50.030235] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 5<4>[ 50.833451] FS: 00007f0ac7e19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 0.036754] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 50.045178] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 50.053604] softirqs last disabled at (0): [<0000000000000000>] 0x<4>[ 50.863985] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 0 # [ 50.060124] CPU: 1 PID: 1999 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 50.068115] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 50.074285] Call Trace: # [ 50.076996] dump_stack+0x77/0x9b # [ 50.080569] ___m<4>[ 50.892163] CR2: 00007f0ac7c13000 CR3: 00000001062c8000 CR4: 00000000001506e0 ight_sleep.cold+0xa6/0xb6 # [ 50.084924] exit_signals+0x1c/0x300 # [ 50.088756] do_exit+0xc2/0xab0<4>[ 50.921755] Call Trace: <4>[ 50.933640] ? __warn+0x80/0x110 # [ 50.092155] ? ksys_write+0x68/0xf0 # [ 50.095900] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 50.101033] make_task_dead+0x2f/0x30 # [ 50.104956] rewind_stack_and_make_dead+0x17/0x20 # [ 50.109915] RIP: 0033:0x7f6948ad4240 # [ 50.1137<4>[ 50.937293] ? refcount_warn_saturate+0x51/0x110 48] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 50.132746] RSP: 002b:00007ffff12231b8 EFLAGS:<4>[ 50.964350] ? report_bug+0x9e/0xc0 00000202 ORIG_RAX: 0000000000000001 # [ 50.140565] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f6948ad4240 # [ 50.147947] RDX: 000000000000000b RSI: 00007f69489bb000 RDI: 0000000000000001 # [ 50.155333] RBP: 000000000000000b R08: 000000<4>[ 50.990297] ? handle_bug+0x41/0x90 00ffffffff R09: 0000000000000000 # [ 50.162715] R10: 00007f69489f54d0 R11: 0000000000000202 R12: 00007f69489bb000 # [ 50.170101] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # WRITE_KERN: saw 'call trace:': ok ok 41 selftests: <4>[ 51.016219] ? exc_invalid_op+0x14/0x70 lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh <4>[ 51.042521] ? asm_exc_invalid_op+0x12/0x20 <4>[ 51.052850] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.057778] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.062729] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 <4>[ 51.067845] direct_entry.cold+0x2c/0x38 <4>[ 51.072131] full_proxy_write+0x56/0x80 <4>[ 51.076398] vfs_write+0xea/0x3b0 <4>[ 51.080075] ksys_write+0x68/0xf0 <4>[ 51.083733] do_syscall_64+0x33/0x40 <4>[ 51.087661] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 51.095576] RIP: 0033:0x7f0ac7d2c240 <4>[ 51.099515] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 51.118668] RSP: 002b:00007ffed9468348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 51.126629] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0ac7d2c240 <4>[ 51.134095] RDX: 0000000000000016 RSI: 00007f0ac7c13000 RDI: 0000000000000001 <4>[ 51.141549] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 51.149035] R10: 00007f0ac7c4d4d0 R11: 0000000000000202 R12: 00007f0ac7c13000 <4>[ 51.156528] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 51.164023] irq event stamp: 0 <4>[ 51.167425] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 51.174003] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 51.182505] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 51.191027] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 51.197646] ---[ end trace 3e5b92bcd68a9be2 ]--- <6>[ 51.202627] lkdtm: Overflow detected: saturated # [ 50.345499] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 50.373905] lkdtm: attempting good refcount_inc() without overflow # [ 50.402528] lkdtm: attempting bad refcount_inc() overflow # [ 50.430346] ------------[ cut here ]------------ # [ 50.457404] refcount_t: saturated; leaking memory. # [ 50.484718] WARNING: CPU: 1 PID: 2035 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 50.515623] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 50.594531] CPU: 1 PID: 2035 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 50.622221] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 50.650557] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 50.678191] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d 88 cf f6 02<6>[ 51.365389] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 # [ 50.719383] RSP: 0018:ffffac0fc40d7e48 EFLAGS: 00010286 # [ 50.746956] RAX: 0000000000000000 RBX: 00000000000000<6>[ 51.372714] lkdtm: attempting good refcount_add() without overflow 2b RCX: 0000000000000000 # [ 50.758918] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 50.766505] RBP: ffffffffbc6d00ad R08: 0000000000000000 R09: 0000000000000000 # [ 50.796057] R10: 00000000ffffe000 R11: 3fffffffffffffff R<6>[ 51.401342] lkdtm: attempting bad refcount_add() overflow 12: 0000000000000016 # [ 50.825638] R13: ffffac0fc40d7f10 R14: ffffac0fc40d7f10 R15: ffff96ecc613a000 # [ 50.833451] FS: 00007f0ac7e19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 50.863985] CS: 0010 DS: 0000 ES: 0000 CR0: 00000<4>[ 51.429200] ------------[ cut here ]------------ 00080050033 # [ 50.892163] CR2: 00007f0ac7c13000 CR3: 00000001062c8000 CR4: 00000000001506e0 # [ 50.921755] Call Trace: # [ 50.933640] ? __warn+0x80/0x110 # [ 50.937293] ? refcount_warn_saturate+0x51/0x110 # [ 50.964350] ? report_bug+0x9e<4>[ 51.456225] refcount_t: saturated; leaking memory. /0xc0 # [ 50.990297] ? handle_bug+0x41/0x90 # [ 51.016219] ? exc_invalid_op+0x14/0x70 # [ 51.042521] ? asm_exc_invalid_op+0x12/0x20 # [ 51.052850] ? refcount_warn_saturate+0x51/0x110 # [ 51.057778] ? refcount_warn_saturate+0x51/0x110 #<4>[ 51.483523] WARNING: CPU: 1 PID: 2068 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 [ 51.062729] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 51.067845] direct_entry.cold+0x2c/0x38 # [ 51.072131] full_proxy_write+0x56/0x80 # [ 51.076398] vfs_write+0xea/0x3b0 # [ 51.080075] ksys_write+0x68/0xf0 # [ 51.083733] do_syscal<4>[ 51.514354] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table l_64+0x33/0x40 # [ 51.087661] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 51.095576] RIP: 0033:0x7f0ac7d2c240 # [ 51.099515] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 <4>[ 51.590840] CPU: 1 PID: 2068 Comm: cat Tainted: G D W 5.10.218-cip49 #1 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 51.118668] RSP: 002b:00007ffed9468348 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 51.126629] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0ac7d2c240 # <4>[ 51.623690] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 51.134095] RDX: 0000000000000016 RSI: 00007f0ac7c13000 RDI: 0000000000000001 # [ 51.141549] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 # [ 51.149035] R10: 00007f0ac7c4d4d0 R11: 0000000000000202 R12: 00007f0ac7c13000 # [ <4>[ 51.649371] RIP: 0010:refcount_warn_saturate+0x51/0x110 51.156528] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 51.164023] irq event stamp: 0 # [ 51.167425] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.174003] hardirqs last disabled at (0): [<4>[ 51.677086] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d 88 cf f6 02 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 ] copy_process+0x65c/0x20e0 # [ 51.182505] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 51.191027] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.197646] ---[ end trace 3e5b92bcd68a9be2 ]--- # <4>[ 51.718227] RSP: 0018:ffffac0fc4147e48 EFLAGS: 00010286 [ 51.202627] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh <4>[ 51.745934] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 <4>[ 51.770248] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 51.777689] RBP: ffffffffbc6d00c3 R08: 0000000000000000 R09: 0000000000000000 <4>[ 51.785139] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 <4>[ 51.792595] R13: ffffac0fc4147f10 R14: ffffac0fc4147f10 R15: ffff96ecc6269000 <4>[ 51.800063] FS: 00007f9e0acc1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 51.808477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 51.814537] CR2: 00007f9e0aabb000 CR3: 000000010723a000 CR4: 00000000001506e0 <4>[ 51.822011] Call Trace: <4>[ 51.824811] ? __warn+0x80/0x110 <4>[ 51.828395] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.833361] ? report_bug+0x9e/0xc0 <4>[ 51.837204] ? handle_bug+0x41/0x90 <4>[ 51.841048] ? exc_invalid_op+0x14/0x70 <4>[ 51.845257] ? asm_exc_invalid_op+0x12/0x20 <4>[ 51.849800] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.854810] ? refcount_warn_saturate+0x51/0x110 <4>[ 51.859793] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 <4>[ 51.865025] direct_entry.cold+0x2c/0x38 <4>[ 51.869286] full_proxy_write+0x56/0x80 <4>[ 51.873477] vfs_write+0xea/0x3b0 <4>[ 51.877184] ksys_write+0x68/0xf0 <4>[ 51.880938] do_syscall_64+0x33/0x40 <4>[ 51.884805] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 51.890144] RIP: 0033:0x7f9e0abd4240 <4>[ 51.893995] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 51.912997] RSP: 002b:00007fff575a6e58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 51.920821] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f9e0abd4240 <4>[ 51.928235] RDX: 0000000000000016 RSI: 00007f9e0aabb000 RDI: 0000000000000001 <4>[ 51.935656] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 51.943048] R10: 00007f9e0aaf54d0 R11: 0000000000000202 R12: 00007f9e0aabb000 <4>[ 51.950439] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 51.957859] irq event stamp: 0 <4>[ 51.961180] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 51.967724] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 51.976156] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 51.984589] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 51.991135] ---[ end trace 3e5b92bcd68a9be3 ]--- <6>[ 51.996021] lkdtm: Overflow detected: saturated # [ 51.365389] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 51.372714] lkdtm: attempting good refcount_add() without overflow # [ 51.401342] lkdtm: attempting bad refcount_add() overflow # [ 51.429200] ------------[ cut here ]------------ # [ 51.456225] refcount_t: saturated; leaking memory. # [ 51.483523] WARNING: CPU: 1 PID: 2068 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 51.514354] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 51.590840] CPU: 1 PID: 2068 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 51.623690] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 51.649371] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 51.677086] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 8<6>[ 52.138587] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 0 3d 88 cf f6 02 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 # [ 51.718227] RSP: 0018:ffffac0fc4147e48 EFLAGS: 00010286 # [ 51.745934] RAX: 0000000000000000 RBX<6>[ 52.154235] lkdtm: attempting bad refcount_inc_not_zero() overflow : 000000000000002c RCX: 0000000000000000 # [ 51.770248] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 51.777689] RBP: ffffffffbc6d00c3 R08: 0000000000000000 R09: 0000000000000000 # [ 51.785139] R10: 00000000ffffe000 R11: 3f<4>[ 52.182852] ------------[ cut here ]------------ ffffffffffffff R12: 0000000000000016 # [ 51.792595] R13: ffffac0fc4147f10 R14: ffffac0fc4147f10 R15: ffff96ecc6269000 # [ 51.800063] FS: 00007f9e0acc1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 51.808477] CS: 0010 DS: 0000 ES:<4>[ 52.209936] refcount_t: saturated; leaking memory. 0000 CR0: 0000000080050033 # [ 51.814537] CR2: 00007f9e0aabb000 CR3: 000000010723a000 CR4: 00000000001506e0 # [ 51.822011] Call Trace: # [ 51.824811] ? __warn+0x80/0x110 # [ 51.828395] ? refcount_warn_saturate+0x51/0x110 # [ 51.833361] ?<4>[ 52.237203] WARNING: CPU: 1 PID: 2101 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 report_bug+0x9e/0xc0 # [ 51.837204] ? handle_bug+0x41/0x90 # [ 51.841048] ? exc_invalid_op+0x14/0x70 # [ 51.845257] ? asm_exc_invalid_op+0x12/0x20 # [ 51.849800] ? refcount_warn_saturate+0x51/0x110 # [ 51.854810] ? refcount_warn_satura<4>[ 52.268109] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table te+0x51/0x110 # [ 51.859793] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 51.865025] direct_entry.cold+0x2c/0x38 # [ 51.869286] full_proxy_write+0x56/0x80 # [ 51.873477] vfs_write+0xea/0x3b0 # [ 51.877184] ksys_write+0x68/0xf0 # [ 51.88<4>[ 52.344521] CPU: 1 PID: 2101 Comm: cat Tainted: G D W 5.10.218-cip49 #1 0938] do_syscall_64+0x33/0x40 # [ 51.884805] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 51.890144] RIP: 0033:0x7f9e0abd4240 # [ 51.893995] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00<4>[ 52.374676] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 51.912997] RSP: 002b:00007fff575a6e58 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 51.920821] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000<4>[ 52.402994] RIP: 0010:refcount_warn_saturate+0x97/0x110 7f9e0abd4240 # [ 51.928235] RDX: 0000000000000016 RSI: 00007f9e0aabb000 RDI: 0000000000000001 # [ 51.935656] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 # [ 51.943048] R10: 00007f9e0aaf54d0 R11: 0000000000000202 R12: 00007f9e<4>[ 52.430712] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 0aabb000 # [ 51.950439] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 51.957859] irq event stamp: 0 # [ 51.961180] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.967724] hardirqs last disabled at (0): [[ 52.471870] RSP: 0018:ffffac0fc41a7e38 EFLAGS: 00010282 fffffffb98fde5c>] copy_process+0x65c/0x20e0 # [ 51.976156] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 51.984589] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.991135] ---[ end trace 3e5b92bcd<4>[ 52.499539] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 68a9be3 ]--- # [ 51.996021] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh <4>[ 52.529110] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 52.555643] RBP: ffffffffbc6cfd00 R08: 0000000000000000 R09: 0000000000000000 <4>[ 52.563083] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 52.570514] R13: ffffac0fc41a7f10 R14: ffffac0fc41a7f10 R15: ffff96ecc46b0000 <4>[ 52.577950] FS: 00007f504c1b1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 52.586339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 52.592412] CR2: 00007f504bfab000 CR3: 00000001046a2000 CR4: 00000000001506e0 <4>[ 52.602386] Call Trace: <4>[ 52.605206] ? __warn+0x80/0x110 <4>[ 52.608809] ? refcount_warn_saturate+0x97/0x110 <4>[ 52.613779] ? report_bug+0x9e/0xc0 <4>[ 52.617629] ? handle_bug+0x41/0x90 <4>[ 52.621497] ? exc_invalid_op+0x14/0x70 <4>[ 52.625687] ? asm_exc_invalid_op+0x12/0x20 <4>[ 52.630278] ? refcount_warn_saturate+0x97/0x110 <4>[ 52.635227] ? refcount_warn_saturate+0x97/0x110 <4>[ 52.640237] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 52.646035] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 <4>[ 52.651983] direct_entry.cold+0x2c/0x38 <4>[ 52.656188] full_proxy_write+0x56/0x80 <4>[ 52.660306] vfs_write+0xea/0x3b0 <4>[ 52.663885] ksys_write+0x68/0xf0 <4>[ 52.667463] do_syscall_64+0x33/0x40 <4>[ 52.671300] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 52.676612] RIP: 0033:0x7f504c0c4240 <4>[ 52.680448] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 52.699477] RSP: 002b:00007ffe33fc97f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 52.707301] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f504c0c4240 <4>[ 52.714693] RDX: 000000000000001f RSI: 00007f504bfab000 RDI: 0000000000000001 <4>[ 52.722114] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 52.729515] R10: 00007f504bfe54d0 R11: 0000000000000202 R12: 00007f504bfab000 <4>[ 52.736906] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 52.744304] irq event stamp: 0 <4>[ 52.747623] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 52.754204] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 52.762656] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 52.771099] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 52.777626] ---[ end trace 3e5b92bcd68a9be4 ]--- <6>[ 52.782505] lkdtm: Overflow detected: saturated # [ 52.138587] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 52.154235] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 52.182852] ------------[ cut here ]------------ # [ 52.209936] refcount_t: saturated; leaking memory. # [ 52.237203] WARNING: CPU: 1 PID: 2101 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 52.268109] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 52.344521] CPU: 1 PID: 2101 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 52.374676] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 52.402994] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 52.430712] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 <6>[ 52.923131] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 # [ 52.471870] RSP: 0018:ffffac0fc41a7e38 EFLAGS: 00010282 # [ 52.499539] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 52.529110] RDX: ffff96ecead2c620<6>[ 52.943245] lkdtm: attempting bad refcount_add_not_zero() overflow RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 52.555643] RBP: ffffffffbc6cfd00 R08: 0000000000000000 R09: 0000000000000000 # [ 52.563083] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 52.570514] R13: ffffac0fc41a7f10 R14<4>[ 52.971876] ------------[ cut here ]------------ : ffffac0fc41a7f10 R15: ffff96ecc46b0000 # [ 52.577950] FS: 00007f504c1b1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 52.586339] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.592412] CR2: 00007f504bfab000 CR3: 0000000<4>[ 52.998967] refcount_t: saturated; leaking memory. 1046a2000 CR4: 00000000001506e0 # [ 52.602386] Call Trace: # [ 52.605206] ? __warn+0x80/0x110 # [ 52.608809] ? refcount_warn_saturate+0x97/0x110 # [ 52.613779] ? report_bug+0x9e/0xc0 # [ 52.617629] ? handle_bug+0x41/0x90 # [ 52.621497<4>[ 53.026225] WARNING: CPU: 1 PID: 2134 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 ] ? exc_invalid_op+0x14/0x70 # [ 52.625687] ? asm_exc_invalid_op+0x12/0x20 # [ 52.630278] ? refcount_warn_saturate+0x97/0x110 # [ 52.635227] ? refcount_warn_saturate+0x97/0x110 # [ 52.640237] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 53.057119] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 52.646035] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 52.651983] direct_entry.cold+0x2c/0x38 # [ 52.656188] full_proxy_write+0x56/0x80 # [ 52.660306] vfs_write+0xea/0x3b0 # [ 52.663885] ksys_write+0x68/0xf0 # [ 52.667463] <4>[ 53.136114] CPU: 1 PID: 2134 Comm: cat Tainted: G D W 5.10.218-cip49 #1 do_syscall_64+0x33/0x40 # [ 52.671300] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 52.676612] RIP: 0033:0x7f504c0c4240 # [ 52.680448] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17<4>[ 53.163725] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 52.699477] RSP: 002b:00007ffe33fc97f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 52.707301] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f504c<4>[ 53.192028] RIP: 0010:refcount_warn_saturate+0x97/0x110 0c4240 # [ 52.714693] RDX: 000000000000001f RSI: 00007f504bfab000 RDI: 0000000000000001 # [ 52.722114] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 52.729515] R10: 00007f504bfe54d0 R11: 0000000000000202 R12: 00007f504bfab0<4>[ 53.219690] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 00 # [ 52.736906] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 52.744304] irq event stamp: 0 # [ 52.747623] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 52.754204] hardirqs last disabled at (0): [[ 53.260856] RSP: 0018:ffffac0fc423fe38 EFLAGS: 00010282 fb98fde5c>] copy_process+0x65c/0x20e0 # [ 52.762656] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 52.771099] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 52.777626] ---[ end trace 3e5b92bcd68a9be<4>[ 53.288523] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 4 ]--- # [ 52.782505] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh <4>[ 53.318098] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 53.345683] RBP: ffffffffbc6cfd20 R08: 0000000000000000 R09: 0000000000000000 <4>[ 53.353122] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 53.360556] R13: ffffac0fc423ff10 R14: ffffac0fc423ff10 R15: ffff96ecc43b7000 <4>[ 53.367997] FS: 00007ff4ad7f2740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 53.376401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 53.382466] CR2: 00007ff4ad5ab000 CR3: 000000010421e000 CR4: 00000000001506e0 <4>[ 53.389920] Call Trace: <4>[ 53.392717] ? __warn+0x80/0x110 <4>[ 53.396297] ? refcount_warn_saturate+0x97/0x110 <4>[ 53.401263] ? report_bug+0x9e/0xc0 <4>[ 53.405103] ? handle_bug+0x41/0x90 <4>[ 53.408972] ? exc_invalid_op+0x14/0x70 <4>[ 53.413149] ? asm_exc_invalid_op+0x12/0x20 <4>[ 53.417671] ? refcount_warn_saturate+0x97/0x110 <4>[ 53.422628] ? refcount_warn_saturate+0x97/0x110 <4>[ 53.427569] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 53.433511] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 <4>[ 53.439464] direct_entry.cold+0x2c/0x38 <4>[ 53.443738] full_proxy_write+0x56/0x80 <4>[ 53.447938] vfs_write+0xea/0x3b0 <4>[ 53.451599] ksys_write+0x68/0xf0 <4>[ 53.455232] do_syscall_64+0x33/0x40 <4>[ 53.459123] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 53.464453] RIP: 0033:0x7ff4ad6c4240 <4>[ 53.468306] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 53.487337] RSP: 002b:00007fff51181208 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 53.495166] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff4ad6c4240 <4>[ 53.502558] RDX: 000000000000001f RSI: 00007ff4ad5ab000 RDI: 0000000000000001 <4>[ 53.509973] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 53.517373] R10: 00007ff4ad5e54d0 R11: 0000000000000202 R12: 00007ff4ad5ab000 <4>[ 53.524777] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 53.532176] irq event stamp: 0 <4>[ 53.535499] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 53.542036] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 53.550470] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 53.558903] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 53.565427] ---[ end trace 3e5b92bcd68a9be5 ]--- <6>[ 53.570315] lkdtm: Overflow detected: saturated # [ 52.923131] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 52.943245] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 52.971876] ------------[ cut here ]------------ # [ 52.998967] refcount_t: saturated; leaking memory. # [ 53.026225] WARNING: CPU: 1 PID: 2134 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 53.057119] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 53.136114] CPU: 1 PID: 2134 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 53.163725] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 53.192028] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 53.219690] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 <6>[ 53.714675] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 # [ 53.260856] RSP: 0018:ffffac0fc423fe38 EFLAGS: 00010282 # [ 53.288523] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 53.318098] RDX: ffff96ecead2c620<6>[ 53.734117] lkdtm: attempting good refcount_dec() RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 53.345683] RBP: ffffffffbc6cfd20 R08: 0000000000000000 R09: 0000000000000000 # [ 53.353122] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 53.360556] R13: ffffac0fc423ff10 R14<6>[ 53.761264] lkdtm: attempting bad refcount_dec() to zero : ffffac0fc423ff10 R15: ffff96ecc43b7000 # [ 53.367997] FS: 00007ff4ad7f2740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 53.376401] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.382466] CR2: 00007ff4ad5ab000 CR3: 0000000<4>[ 53.789061] ------------[ cut here ]------------ 10421e000 CR4: 00000000001506e0 # [ 53.389920] Call Trace: # [ 53.392717] ? __warn+0x80/0x110 # [ 53.396297] ? refcount_warn_saturate+0x97/0x110 # [ 53.401263] ? report_bug+0x9e/0xc0 # [ 53.405103] ? handle_bug+0x41/0x90 # [ 53.408972<4>[ 53.816108] refcount_t: decrement hit 0; leaking memory. ] ? exc_invalid_op+0x14/0x70 # [ 53.413149] ? asm_exc_invalid_op+0x12/0x20 # [ 53.417671] ? refcount_warn_saturate+0x97/0x110 # [ 53.422628] ? refcount_warn_saturate+0x97/0x110 # [ 53.427569] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 53.844010] WARNING: CPU: 1 PID: 2167 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 53.433511] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 53.439464] direct_entry.cold+0x2c/0x38 # [ 53.443738] full_proxy_write+0x56/0x80 # [ 53.447938] vfs_write+0xea/0x3b0 # [ 53.451599] ksys_write+0x68/0xf0 # [ 53.455232] <4>[ 53.874770] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table do_syscall_64+0x33/0x40 # [ 53.459123] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 53.464453] RIP: 0033:0x7ff4ad6c4240 # [ 53.468306] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17<4>[ 53.951154] CPU: 1 PID: 2167 Comm: cat Tainted: G D W 5.10.218-cip49 #1 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 53.487337] RSP: 002b:00007fff51181208 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 53.495166] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff4ad<4>[ 53.981382] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 6c4240 # [ 53.502558] RDX: 000000000000001f RSI: 00007ff4ad5ab000 RDI: 0000000000000001 # [ 53.509973] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 53.517373] R10: 00007ff4ad5e54d0 R11: 0000000000000202 R12: 00007ff4ad5ab0<4>[ 54.009700] RIP: 0010:refcount_warn_saturate+0xfb/0x110 00 # [ 53.524777] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 53.532176] irq event stamp: 0 # [ 53.535499] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 53.542036] hardirqs last disabled at (0): [[ 54.037382] Code: 90 a8 62 bc c6 05 e4 ce f6 02 01 e8 85 4d c5 00 0f 0b e9 e8 90 04 01 48 c7 c7 60 a8 62 bc c6 05 cb ce f6 02 01 e8 6b 4d c5 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b fb98fde5c>] copy_process+0x65c/0x20e0 # [ 53.550470] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 53.558903] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 53.565427] ---[ end trace 3e5b92bcd68a9be<4>[ 54.078539] RSP: 0018:ffffac0fc42afe48 EFLAGS: 00010286 5 ]--- # [ 53.570315] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh <4>[ 54.108714] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 <4>[ 54.132659] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 54.140121] RBP: ffffffffbc6d00d9 R08: 0000000000000000 R09: 0000000000000000 <4>[ 54.147572] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 <4>[ 54.155037] R13: ffffac0fc42aff10 R14: ffffac0fc42aff10 R15: ffff96ecc4c53000 <4>[ 54.162496] FS: 00007f757b4a1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 54.170919] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 54.177016] CR2: 00007f757b25b000 CR3: 00000001072b6000 CR4: 00000000001506e0 <4>[ 54.184510] Call Trace: <4>[ 54.187349] ? __warn+0x80/0x110 <4>[ 54.190923] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.195906] ? report_bug+0x9e/0xc0 <4>[ 54.199763] ? handle_bug+0x41/0x90 <4>[ 54.203763] ? exc_invalid_op+0x14/0x70 <4>[ 54.207996] ? asm_exc_invalid_op+0x12/0x20 <4>[ 54.212535] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.217551] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.222506] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd <4>[ 54.227278] direct_entry.cold+0x2c/0x38 <4>[ 54.231478] full_proxy_write+0x56/0x80 <4>[ 54.235578] vfs_write+0xea/0x3b0 <4>[ 54.239157] ksys_write+0x68/0xf0 <4>[ 54.242734] do_syscall_64+0x33/0x40 <4>[ 54.246570] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 54.251883] RIP: 0033:0x7f757b374240 <4>[ 54.255722] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 54.274753] RSP: 002b:00007ffc5e5d0d28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 54.282587] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f757b374240 <4>[ 54.289980] RDX: 0000000000000012 RSI: 00007f757b25b000 RDI: 0000000000000001 <4>[ 54.297373] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 54.304766] R10: 00007f757b2954d0 R11: 0000000000000202 R12: 00007f757b25b000 <4>[ 54.312176] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 54.319577] irq event stamp: 0 <4>[ 54.322899] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 54.329427] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 54.337886] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 54.346336] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 54.352871] ---[ end trace 3e5b92bcd68a9be6 ]--- <6>[ 54.357752] lkdtm: Zero detected: saturated # [ 53.714675] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 53.734117] lkdtm: attempting good refcount_dec() # [ 53.761264] lkdtm: attempting bad refcount_dec() to zero # [ 53.789061] ------------[ cut here ]------------ # [ 53.816108] refcount_t: decrement hit 0; leaking memory. # [ 53.844010] WARNING: CPU: 1 PID: 2167 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 53.874770] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 53.951154] CPU: 1 PID: 2167 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 53.981382] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.009700] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 54.037382] Code: 90 a8 62 bc c6 05 e4 ce f6 02 01 e8 85 4d c5 00 0f 0b e9 e8 90 04 01 48 c7 c7 60 a8 62 bc c6 05 cb ce f6 02 01 e8 6b 4d c5 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 54.078539] RSP: 0018:ffffac0fc42afe48 EFLAGS: 00010286 # [ 54.108714] RAX: 0000000000000000 RBX: 0000000000000<6>[ 54.510879] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE 02f RCX: 0000000000000000 # [ 54.132659] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 54.140121] RBP: ffffffffbc6d00d9 R08: 0000000000000000 R09: 0000000000000000 # [ 54.147572] R10: 00000000ffffe000 R11: 3fffffffffffffff <6>[ 54.538419] lkdtm: attempting bad refcount_dec() below zero R12: 0000000000000012 # [ 54.155037] R13: ffffac0fc42aff10 R14: ffffac0fc42aff10 R15: ffff96ecc4c53000 # [ 54.162496] FS: 00007f757b4a1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 54.170919] CS: 0010 DS: 0000 ES: 0000 CR0: 0000<4>[ 54.566470] ------------[ cut here ]------------ 000080050033 # [ 54.177016] CR2: 00007f757b25b000 CR3: 00000001072b6000 CR4: 00000000001506e0 # [ 54.184510] Call Trace: # [ 54.187349] ? __warn+0x80/0x110 # [ 54.190923] ? refcount_warn_saturate+0xfb/0x110 # [ 54.195906] ? report_bug+0x9<4>[ 54.593484] refcount_t: decrement hit 0; leaking memory. e/0xc0 # [ 54.199763] ? handle_bug+0x41/0x90 # [ 54.203763] ? exc_invalid_op+0x14/0x70 # [ 54.207996] ? asm_exc_invalid_op+0x12/0x20 # [ 54.212535] ? refcount_warn_saturate+0xfb/0x110 # [ 54.217551] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.623948] WARNING: CPU: 1 PID: 2203 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 54.222506] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd # [ 54.227278] direct_entry.cold+0x2c/0x38 # [ 54.231478] full_proxy_write+0x56/0x80 # [ 54.235578] vfs_write+0xea/0x3b0 # [ 54.239157] ksys_write+0x68/0xf0 # [ 54.242734] do_syscall_6<4>[ 54.652111] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 4+0x33/0x40 # [ 54.246570] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 54.251883] RIP: 0033:0x7f757b374240 # [ 54.255722] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 <4>[ 54.728628] CPU: 1 PID: 2203 Comm: cat Tainted: G D W 5.10.218-cip49 #1 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 54.274753] RSP: 002b:00007ffc5e5d0d28 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 54.282587] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f757b374240 # [ <4>[ 54.758769] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 54.289980] RDX: 0000000000000012 RSI: 00007f757b25b000 RDI: 0000000000000001 # [ 54.297373] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 # [ 54.304766] R10: 00007f757b2954d0 R11: 0000000000000202 R12: 00007f757b25b000 # [ 54.<4>[ 54.787142] RIP: 0010:refcount_warn_saturate+0xfb/0x110 312176] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 54.319577] irq event stamp: 0 # [ 54.322899] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 54.329427] hardirqs last disabled at (0): [] c<4>[ 54.814777] Code: 90 a8 62 bc c6 05 e4 ce f6 02 01 e8 85 4d c5 00 0f 0b e9 e8 90 04 01 48 c7 c7 60 a8 62 bc c6 05 cb ce f6 02 01 e8 6b 4d c5 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b opy_process+0x65c/0x20e0 # [ 54.337886] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 54.346336] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 54.352871] ---[ end trace 3e5b92bcd68a9be6 ]--- # [ <4>[ 54.855969] RSP: 0018:ffffac0fc4337e48 EFLAGS: 00010286 54.357752] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh <4>[ 54.883628] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 <4>[ 54.906694] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 54.914127] RBP: ffffffffbc6d00eb R08: 0000000000000000 R09: 0000000000000000 <4>[ 54.921560] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 <4>[ 54.929003] R13: ffffac0fc4337f10 R14: ffffac0fc4337f10 R15: ffff96ecc4eaa000 <4>[ 54.936447] FS: 00007f7d74d39740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 54.944835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 54.950910] CR2: 00007f7d74b33000 CR3: 000000010615e000 CR4: 00000000001506e0 <4>[ 54.958385] Call Trace: <4>[ 54.961192] ? __warn+0x80/0x110 <4>[ 54.964761] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.969732] ? report_bug+0x9e/0xc0 <4>[ 54.973584] ? handle_bug+0x41/0x90 <4>[ 54.977423] ? exc_invalid_op+0x14/0x70 <4>[ 54.981609] ? asm_exc_invalid_op+0x12/0x20 <4>[ 54.986186] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.991149] ? refcount_warn_saturate+0xfb/0x110 <4>[ 54.996152] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 <4>[ 55.001330] direct_entry.cold+0x2c/0x38 <4>[ 55.005620] full_proxy_write+0x56/0x80 <4>[ 55.009789] vfs_write+0xea/0x3b0 <4>[ 55.013417] ksys_write+0x68/0xf0 <4>[ 55.017030] do_syscall_64+0x33/0x40 <4>[ 55.020878] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 55.026190] RIP: 0033:0x7f7d74c4c240 <4>[ 55.030028] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 55.049054] RSP: 002b:00007ffeead623f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 55.056887] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f7d74c4c240 <4>[ 55.064279] RDX: 0000000000000016 RSI: 00007f7d74b33000 RDI: 0000000000000001 <4>[ 55.071672] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 55.079081] R10: 00007f7d74b6d4d0 R11: 0000000000000202 R12: 00007f7d74b33000 <4>[ 55.086471] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 55.093870] irq event stamp: 0 <4>[ 55.097189] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 55.106292] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 55.114740] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 55.123184] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 55.129712] ---[ end trace 3e5b92bcd68a9be7 ]--- <6>[ 55.134592] lkdtm: Negative detected: saturated # [ 54.510879] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 54.538419] lkdtm: attempting bad refcount_dec() below zero # [ 54.566470] ------------[ cut here ]------------ # [ 54.593484] refcount_t: decrement hit 0; leaking memory. # [ 54.623948] WARNING: CPU: 1 PID: 2203 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 54.652111] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 54.728628] CPU: 1 PID: 2203 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 54.758769] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.787142] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 54.814777] Code: 90 a8 62 bc c6 05 e4 ce f6 02 01 e8 85 4d c5 00 0f 0b e9 e8 90 04 01 48 c7 c7 60 a8 62 bc c6 05 cb ce f6 02 01 e8 6b 4d c5 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 54.855969] RSP: 0018:ffffac0fc4337e48 EFLAGS: 00010286 # [ 54.883628] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 54.906694] RDX: ffff96ecead2c620 <6>[ 55.300314] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 54.914127] RBP: ffffffffbc6d00eb R08: 0000000000000000 R09: 0000000000000000 # [ 54.921560] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 54.929003] R13: ffffac0fc4337f10 R14:<6>[ 55.320683] lkdtm: attempting bad refcount_dec_and_test() below zero ffffac0fc4337f10 R15: ffff96ecc4eaa000 # [ 54.936447] FS: 00007f7d74d39740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 54.944835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.950910] CR2: 00007f7d74b33000 CR3: 00000001<4>[ 55.349467] ------------[ cut here ]------------ 0615e000 CR4: 00000000001506e0 # [ 54.958385] Call Trace: # [ 54.961192] ? __warn+0x80/0x110 # [ 54.964761] ? refcount_warn_saturate+0xfb/0x110 # [ 54.969732] ? report_bug+0x9e/0xc0 # [ 54.973584] ? handle_bug+0x41/0x90 # [ 54.977423]<4>[ 55.376607] refcount_t: underflow; use-after-free. ? exc_invalid_op+0x14/0x70 # [ 54.981609] ? asm_exc_invalid_op+0x12/0x20 # [ 54.986186] ? refcount_warn_saturate+0xfb/0x110 # [ 54.991149] ? refcount_warn_saturate+0xfb/0x110 # [ 54.996152] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 55.<4>[ 55.403791] WARNING: CPU: 1 PID: 2239 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 001330] direct_entry.cold+0x2c/0x38 # [ 55.005620] full_proxy_write+0x56/0x80 # [ 55.009789] vfs_write+0xea/0x3b0 # [ 55.013417] ksys_write+0x68/0xf0 # [ 55.017030] do_syscall_64+0x33/0x40 # [ 55.020878] entry_SYSCALL_64_after_hwframe+<4>[ 55.434672] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0x67/0xd1 # [ 55.026190] RIP: 0033:0x7f7d74c4c240 # [ 55.030028] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 <4>[ 55.511099] CPU: 1 PID: 2239 Comm: cat Tainted: G D W 5.10.218-cip49 #1 83 ec 28 48 89 # [ 55.049054] RSP: 002b:00007ffeead623f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 55.056887] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f7d74c4c240 # [ 55.064279] RDX: 0000000000000016 RSI: 00007f7d74b33000 RDI: 0<4>[ 55.541271] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 000000000000001 # [ 55.071672] RBP: 0000000000000016 R08: 00000000ffffffff R09: 0000000000000000 # [ 55.079081] R10: 00007f7d74b6d4d0 R11: 0000000000000202 R12: 00007f7d74b33000 # [ 55.086471] R13: 0000000000000001 R14: 0000000000020000 R15: 00000<4>[ 55.569625] RIP: 0010:refcount_warn_saturate+0xba/0x110 00000000000 # [ 55.093870] irq event stamp: 0 # [ 55.097189] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 55.106292] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 55.114740] softirqs last enab<4>[ 55.597270] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 led at (0): [] copy_process+0x65c/0x20e0 # [ 55.123184] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 55.129712] ---[ end trace 3e5b92bcd68a9be7 ]--- # [ 55.134592] lkdtm: Negative detected: saturated # REFCOUNT_DE<4>[ 55.640952] RSP: 0018:ffffac0fc43afe40 EFLAGS: 00010286 C_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh <4>[ 55.666123] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 <4>[ 55.687119] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 55.694562] RBP: ffffffffbc6cfd40 R08: 0000000000000000 R09: 0000000000000000 <4>[ 55.702010] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 55.709463] R13: ffffac0fc43aff10 R14: ffffac0fc43aff10 R15: ffff96ecc3c9b000 <4>[ 55.716914] FS: 00007f784e4c0740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 55.725316] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 55.731390] CR2: 00007f784e27b000 CR3: 000000010723a000 CR4: 00000000001506e0 <4>[ 55.738833] Call Trace: <4>[ 55.741616] ? __warn+0x80/0x110 <4>[ 55.745182] ? refcount_warn_saturate+0xba/0x110 <4>[ 55.750195] ? report_bug+0x9e/0xc0 <4>[ 55.754047] ? handle_bug+0x41/0x90 <4>[ 55.757889] ? exc_invalid_op+0x14/0x70 <4>[ 55.762069] ? asm_exc_invalid_op+0x12/0x20 <4>[ 55.766610] ? refcount_warn_saturate+0xba/0x110 <4>[ 55.771624] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 55.777484] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 <4>[ 55.783528] direct_entry.cold+0x2c/0x38 <4>[ 55.787789] full_proxy_write+0x56/0x80 <4>[ 55.791938] vfs_write+0xea/0x3b0 <4>[ 55.795547] ksys_write+0x68/0xf0 <4>[ 55.799127] do_syscall_64+0x33/0x40 <4>[ 55.802983] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 55.808296] RIP: 0033:0x7f784e394240 <4>[ 55.812163] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 55.831177] RSP: 002b:00007ffeb3227908 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 55.839001] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f784e394240 <4>[ 55.846413] RDX: 000000000000001f RSI: 00007f784e27b000 RDI: 0000000000000001 <4>[ 55.853811] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 55.861218] R10: 00007f784e2b54d0 R11: 0000000000000202 R12: 00007f784e27b000 <4>[ 55.868610] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 55.876052] irq event stamp: 0 <4>[ 55.879372] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 55.885900] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 55.894333] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 55.902765] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 55.909315] ---[ end trace 3e5b92bcd68a9be8 ]--- <6>[ 55.914202] lkdtm: Negative detected: saturated # [ 55.300314] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 55.320683] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 55.349467] ------------[ cut here ]------------ # [ 55.376607] refcount_t: underflow; use-after-free. # [ 55.403791] WARNING: CPU: 1 PID: 2239 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 55.434672] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 55.511099] CPU: 1 PID: 2239 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 55.541271] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.569625] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 55.597270] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 # [ 55.640952] RSP: 0018:ffffac0fc43afe40 EFLAGS: 00010286 # [ 55.666123] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 55.687119] RDX: ffff96ecead2c6<6>[ 56.081157] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE 20 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 55.694562] RBP: ffffffffbc6cfd40 R08: 0000000000000000 R09: 0000000000000000 # [ 55.702010] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 55.709463] R13: ffffac0fc43aff10 R<6>[ 56.100468] lkdtm: attempting bad refcount_sub_and_test() below zero 14: ffffac0fc43aff10 R15: ffff96ecc3c9b000 # [ 55.716914] FS: 00007f784e4c0740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 55.725316] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.731390] CR2: 00007f784e27b000 CR3: 00000<4>[ 56.131789] ------------[ cut here ]------------ 0010723a000 CR4: 00000000001506e0 # [ 55.738833] Call Trace: # [ 55.741616] ? __warn+0x80/0x110 # [ 55.745182] ? refcount_warn_saturate+0xba/0x110 # [ 55.750195] ? report_bug+0x9e/0xc0 # [ 55.754047] ? handle_bug+0x41/0x90 # [ 55.7578<4>[ 56.156391] refcount_t: underflow; use-after-free. 89] ? exc_invalid_op+0x14/0x70 # [ 55.762069] ? asm_exc_invalid_op+0x12/0x20 # [ 55.766610] ? refcount_warn_saturate+0xba/0x110 # [ 55.771624] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 55.777484] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIV<4>[ 56.183705] WARNING: CPU: 1 PID: 2275 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 E+0x3e/0x78 # [ 55.783528] direct_entry.cold+0x2c/0x38 # [ 55.787789] full_proxy_write+0x56/0x80 # [ 55.791938] vfs_write+0xea/0x3b0 # [ 55.795547] ksys_write+0x68/0xf0 # [ 55.799127] do_syscall_64+0x33/0x40 # [ 55.802983] entry_SYS<4>[ 56.214447] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table CALL_64_after_hwframe+0x67/0xd1 # [ 55.808296] RIP: 0033:0x7f784e394240 # [ 55.812163] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f<4>[ 56.290931] CPU: 1 PID: 2275 Comm: cat Tainted: G D W 5.10.218-cip49 #1 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 55.831177] RSP: 002b:00007ffeb3227908 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 55.839001] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f784e394240 # [ 55.846413] RDX: 000000000000001f RSI: 0<4>[ 56.321056] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0007f784e27b000 RDI: 0000000000000001 # [ 55.853811] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 55.861218] R10: 00007f784e2b54d0 R11: 0000000000000202 R12: 00007f784e27b000 # [ 55.868610] R13: 0000000000000001 R14: 00000<4>[ 56.349462] RIP: 0010:refcount_warn_saturate+0xba/0x110 00000020000 R15: 0000000000000000 # [ 55.876052] irq event stamp: 0 # [ 55.879372] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 55.885900] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 55.89433<4>[ 56.377079] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 3] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 55.902765] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 55.909315] ---[ end trace 3e5b92bcd68a9be8 ]--- # [ 55.914202] lkdtm: Negative detected: sa<4>[ 56.418255] RSP: 0018:ffffac0fc4437e40 EFLAGS: 00010286 turated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh <4>[ 56.445931] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 <4>[ 56.470395] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 56.477828] RBP: ffffffffbc6cfd60 R08: 0000000000000000 R09: 0000000000000000 <4>[ 56.485280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f <4>[ 56.492711] R13: ffffac0fc4437f10 R14: ffffac0fc4437f10 R15: ffff96ecc756e000 <4>[ 56.500147] FS: 00007f9ae4f39740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 56.508516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 56.514562] CR2: 00007f9ae4d2b000 CR3: 0000000104014000 CR4: 00000000001506e0 <4>[ 56.521969] Call Trace: <4>[ 56.524758] ? __warn+0x80/0x110 <4>[ 56.528290] ? refcount_warn_saturate+0xba/0x110 <4>[ 56.533244] ? report_bug+0x9e/0xc0 <4>[ 56.537060] ? handle_bug+0x41/0x90 <4>[ 56.540896] ? exc_invalid_op+0x14/0x70 <4>[ 56.545080] ? asm_exc_invalid_op+0x12/0x20 <4>[ 56.549623] ? refcount_warn_saturate+0xba/0x110 <4>[ 56.554590] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 56.560422] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b <4>[ 56.566385] direct_entry.cold+0x2c/0x38 <4>[ 56.570731] full_proxy_write+0x56/0x80 <4>[ 56.574929] vfs_write+0xea/0x3b0 <4>[ 56.578597] ksys_write+0x68/0xf0 <4>[ 56.582261] do_syscall_64+0x33/0x40 <4>[ 56.586228] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 56.591621] RIP: 0033:0x7f9ae4e44240 <4>[ 56.595534] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 56.617095] RSP: 002b:00007ffd67f3ee88 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 56.624921] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9ae4e44240 <4>[ 56.632335] RDX: 000000000000001f RSI: 00007f9ae4d2b000 RDI: 0000000000000001 <4>[ 56.639733] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 <4>[ 56.647125] R10: 00007f9ae4d654d0 R11: 0000000000000202 R12: 00007f9ae4d2b000 <4>[ 56.654517] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 56.661935] irq event stamp: 0 <4>[ 56.665255] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 56.671784] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 56.680216] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 56.688647] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 56.695199] ---[ end trace 3e5b92bcd68a9be9 ]--- <6>[ 56.700086] lkdtm: Negative detected: saturated # [ 56.081157] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 56.100468] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 56.131789] ------------[ cut here ]------------ # [ 56.156391] refcount_t: underflow; use-after-free. # [ 56.183705] WARNING: CPU: 1 PID: 2275 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 56.214447] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 56.290931] CPU: 1 PID: 2275 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 56.321056] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.349462] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 56.377079] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 # [ 56.418255] RSP: 0018:ffffac0fc4437e40 EFLAGS: 00010286 # [ 56.445931] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 56.470395] RDX: ffff96ecead2c6<6>[ 56.865087] lkdtm: Performing direct entry REFCOUNT_INC_ZERO 20 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 56.477828] RBP: ffffffffbc6cfd60 R08: 0000000000000000 R09: 0000000000000000 # [ 56.485280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 56.492711] R13: ffffac0fc4437f10 R<6>[ 56.891301] lkdtm: attempting safe refcount_inc_not_zero() from zero 14: ffffac0fc4437f10 R15: ffff96ecc756e000 # [ 56.500147] FS: 00007f9ae4f39740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 56.508516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.514562] CR2: 00007f9ae4d2b000 CR3: 00000<6>[ 56.920099] lkdtm: Good: zero detected 00104014000 CR4: 00000000001506e0 # [ 56.521969] Call Trace: # [ 56.524758] ? __warn+0x80/0x110 # [ 56.528290] ? refcount_warn_saturate+0xba/0x110 # [ 56.533244] ? report_bug+0x9e/0xc0 # [ 56.537060] ? handle_bug+0x41/0x90 # [ 56.5408<6>[ 56.946323] lkdtm: Correctly stayed at zero 96] ? exc_invalid_op+0x14/0x70 # [ 56.545080] ? asm_exc_invalid_op+0x12/0x20 # [ 56.549623] ? refcount_warn_saturate+0xba/0x110 # [ 56.554590] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 56.560422] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIV<6>[ 56.972928] lkdtm: attempting bad refcount_inc() from zero E+0x3e/0x7b # [ 56.566385] direct_entry.cold+0x2c/0x38 # [ 56.570731] full_proxy_write+0x56/0x80 # [ 56.574929] vfs_write+0xea/0x3b0 # [ 56.578597] ksys_write+0x68/0xf0 # [ 56.582261] do_syscall_64+0x33/0x40 # [ 56.586228] entry_SYS<4>[ 57.000933] ------------[ cut here ]------------ CALL_64_after_hwframe+0x67/0xd1 # [ 56.591621] RIP: 0033:0x7f9ae4e44240 # [ 56.595534] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f<4>[ 57.027958] refcount_t: addition on 0; use-after-free. 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 56.617095] RSP: 002b:00007ffd67f3ee88 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 56.624921] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9ae4e44240 # [ 56.632335] RDX: 000000000000001f RSI: 0<4>[ 57.055627] WARNING: CPU: 1 PID: 2308 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 0007f9ae4d2b000 RDI: 0000000000000001 # [ 56.639733] RBP: 000000000000001f R08: 00000000ffffffff R09: 0000000000000000 # [ 56.647125] R10: 00007f9ae4d654d0 R11: 0000000000000202 R12: 00007f9ae4d2b000 # [ 56.654517] R13: 0000000000000001 R14: 00000<4>[ 57.086323] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 00000020000 R15: 0000000000000000 # [ 56.661935] irq event stamp: 0 # [ 56.665255] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 56.671784] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 56.68021<4>[ 57.165335] CPU: 1 PID: 2308 Comm: cat Tainted: G D W 5.10.218-cip49 #1 6] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 56.688647] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 56.695199] ---[ end trace 3e5b92bcd68a9be9 ]--- # [ 56.700086] lkdtm: Negative detected: sa<4>[ 57.192955] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 turated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh <4>[ 57.221313] RIP: 0010:refcount_warn_saturate+0x74/0x110 <4>[ 57.242733] Code: 02 01 e8 15 4e c5 00 0f 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 bc c6 05 54 cf f6 02 01 e8 f2 4d c5 00 <0f> 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 <4>[ 57.261767] RSP: 0018:ffffac0fc44cfe48 EFLAGS: 00010286 <4>[ 57.267272] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 <4>[ 57.274696] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 57.282116] RBP: ffffffffbc6d0101 R08: 0000000000000000 R09: 0000000000000000 <4>[ 57.289527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 <4>[ 57.296933] R13: ffffac0fc44cff10 R14: ffffac0fc44cff10 R15: ffff96ecc43b6000 <4>[ 57.304355] FS: 00007f01efb9a740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 57.312726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 57.318778] CR2: 00007f01ef953000 CR3: 00000001061fc000 CR4: 00000000001506e0 <4>[ 57.326206] Call Trace: <4>[ 57.328957] ? __warn+0x80/0x110 <4>[ 57.332472] ? refcount_warn_saturate+0x74/0x110 <4>[ 57.337404] ? report_bug+0x9e/0xc0 <4>[ 57.341181] ? handle_bug+0x41/0x90 <4>[ 57.345005] ? exc_invalid_op+0x14/0x70 <4>[ 57.349199] ? asm_exc_invalid_op+0x12/0x20 <4>[ 57.353779] ? refcount_warn_saturate+0x74/0x110 <4>[ 57.358786] ? refcount_warn_saturate+0x74/0x110 <4>[ 57.363743] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 <4>[ 57.368511] direct_entry.cold+0x2c/0x38 <4>[ 57.372798] full_proxy_write+0x56/0x80 <4>[ 57.377015] vfs_write+0xea/0x3b0 <4>[ 57.380812] ksys_write+0x68/0xf0 <4>[ 57.384562] do_syscall_64+0x33/0x40 <4>[ 57.388536] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 57.393885] RIP: 0033:0x7f01efa6c240 <4>[ 57.397754] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 57.416771] RSP: 002b:00007ffe3bd011c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 57.424597] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f01efa6c240 <4>[ 57.432026] RDX: 0000000000000012 RSI: 00007f01ef953000 RDI: 0000000000000001 <4>[ 57.439422] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 57.446815] R10: 00007f01ef98d4d0 R11: 0000000000000202 R12: 00007f01ef953000 <4>[ 57.454207] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 57.461626] irq event stamp: 0 <4>[ 57.464946] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 57.471474] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 57.479908] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 57.488340] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 57.494893] ---[ end trace 3e5b92bcd68a9bea ]--- <6>[ 57.499780] lkdtm: Zero detected: saturated # [ 56.865087] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 56.891301] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 56.920099] lkdtm: Good: zero detected # [ 56.946323] lkdtm: Correctly stayed at zero # [ 56.972928] lkdtm: attempting bad refcount_inc() from zero # [ 57.000933] ------------[ cut here ]------------ # [ 57.027958] refcount_t: addition on 0; use-after-free. # [ 57.055627] WARNING: CPU: 1 PID: 2308 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 57.086323] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 57.165335] CPU: 1 PID: 2308 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 57.192955] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 57.221313] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 57.242733] Code: 02 01 e8 15 4e c5 00 0f 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 bc c6 05 54 cf f6 02 01 e8 f2 4d c5 00 <0f> 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 # [ 57.26<6>[ 57.661372] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO 1767] RSP: 0018:ffffac0fc44cfe48 EFLAGS: 00010286 # [ 57.267272] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 57.274696] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 57.282116] RBP: ffffffffbc6d010<6>[ 57.683612] lkdtm: attempting safe refcount_add_not_zero() from zero 1 R08: 0000000000000000 R09: 0000000000000000 # [ 57.289527] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 57.296933] R13: ffffac0fc44cff10 R14: ffffac0fc44cff10 R15: ffff96ecc43b6000 # [ 57.304355] FS: 00007f01efb9a740(00<6>[ 57.712406] lkdtm: Good: zero detected 00) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 57.312726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.318778] CR2: 00007f01ef953000 CR3: 00000001061fc000 CR4: 00000000001506e0 # [ 57.326206] Call Trace: # [ 57.328957] ? <6>[ 57.738625] lkdtm: Correctly stayed at zero __warn+0x80/0x110 # [ 57.332472] ? refcount_warn_saturate+0x74/0x110 # [ 57.337404] ? report_bug+0x9e/0xc0 # [ 57.341181] ? handle_bug+0x41/0x90 # [ 57.345005] ? exc_invalid_op+0x14/0x70 # [ 57.349199] ? asm_exc_invalid_op+0x12/0x20 # <6>[ 57.765231] lkdtm: attempting bad refcount_add() from zero [ 57.353779] ? refcount_warn_saturate+0x74/0x110 # [ 57.358786] ? refcount_warn_saturate+0x74/0x110 # [ 57.363743] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 # [ 57.368511] direct_entry.cold+0x2c/0x38 # [ 57.372798] full_proxy_write+0x56/0x80 # <4>[ 57.793246] ------------[ cut here ]------------ [ 57.377015] vfs_write+0xea/0x3b0 # [ 57.380812] ksys_write+0x68/0xf0 # [ 57.384562] do_syscall_64+0x33/0x40 # [ 57.388536] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 57.393885] RIP: 0033:0x7f01efa6c240 # [ 57.397754] Code: 40 00 48 <4>[ 57.820253] refcount_t: addition on 0; use-after-free. 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 57.416771] RSP: 002b:00007ffe3bd011c8 EFLAGS: 00000202 ORIG_RAX:<4>[ 57.847889] WARNING: CPU: 1 PID: 2341 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 0000000000000001 # [ 57.424597] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f01efa6c240 # [ 57.432026] RDX: 0000000000000012 RSI: 00007f01ef953000 RDI: 0000000000000001 # [ 57.439422] RBP: 0000000000000012 R08: 00000000ffffffff R09: 000<4>[ 57.878691] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 0000000000000 # [ 57.446815] R10: 00007f01ef98d4d0 R11: 0000000000000202 R12: 00007f01ef953000 # [ 57.454207] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 57.461626] irq event stamp: 0 # [ 57.464946] hardirqs last enab<4>[ 57.955130] CPU: 1 PID: 2341 Comm: cat Tainted: G D W 5.10.218-cip49 #1 led at (0): [<0000000000000000>] 0x0 # [ 57.471474] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 57.479908] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 57.488340] softirqs <4>[ 57.985331] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 last disabled at (0): [<0000000000000000>] 0x0 # [ 57.494893] ---[ end trace 3e5b92bcd68a9bea ]--- # [ 57.499780] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: saw 'call trace:': ok ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # selftests:<4>[ 58.013638] RIP: 0010:refcount_warn_saturate+0x74/0x110 lkdtm: REFCOUNT_ADD_ZERO.sh<4>[ 58.041233] Code: 02 01 e8 15 4e c5 00 0f 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 bc c6 05 54 cf f6 02 01 e8 f2 4d c5 00 <0f> 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 <4>[ 58.062608] RSP: 0018:ffffac0fc4557e48 EFLAGS: 00010286 <4>[ 58.068279] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 <4>[ 58.075692] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 58.083126] RBP: ffffffffbc6d0113 R08: 0000000000000000 R09: 0000000000000000 <4>[ 58.090534] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 <4>[ 58.097969] R13: ffffac0fc4557f10 R14: ffffac0fc4557f10 R15: ffff96ecc3c9a000 <4>[ 58.105439] FS: 00007f10494da740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 58.116407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 58.122492] CR2: 00007f1049293000 CR3: 000000010622e000 CR4: 00000000001506e0 <4>[ 58.129925] Call Trace: <4>[ 58.132726] ? __warn+0x80/0x110 <4>[ 58.136306] ? refcount_warn_saturate+0x74/0x110 <4>[ 58.141283] ? report_bug+0x9e/0xc0 <4>[ 58.145149] ? handle_bug+0x41/0x90 <4>[ 58.149010] ? exc_invalid_op+0x14/0x70 <4>[ 58.153206] ? asm_exc_invalid_op+0x12/0x20 <4>[ 58.157731] ? refcount_warn_saturate+0x74/0x110 <4>[ 58.162745] ? refcount_warn_saturate+0x74/0x110 <4>[ 58.167742] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 <4>[ 58.172615] direct_entry.cold+0x2c/0x38 <4>[ 58.176903] full_proxy_write+0x56/0x80 <4>[ 58.181083] vfs_write+0xea/0x3b0 <4>[ 58.184712] ksys_write+0x68/0xf0 <4>[ 58.188329] do_syscall_64+0x33/0x40 <4>[ 58.192181] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 58.197515] RIP: 0033:0x7f10493ac240 <4>[ 58.201369] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 58.220378] RSP: 002b:00007ffedb16a628 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 58.228220] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f10493ac240 <4>[ 58.235625] RDX: 0000000000000012 RSI: 00007f1049293000 RDI: 0000000000000001 <4>[ 58.243018] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 58.250410] R10: 00007f10492cd4d0 R11: 0000000000000202 R12: 00007f1049293000 <4>[ 58.257826] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 58.265238] irq event stamp: 0 <4>[ 58.268569] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 58.275099] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 58.283531] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 58.291978] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 58.298503] ---[ end trace 3e5b92bcd68a9beb ]--- <6>[ 58.303384] lkdtm: Zero detected: saturated # [ 57.661372] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 57.683612] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 57.712406] lkdtm: Good: zero detected # [ 57.738625] lkdtm: Correctly stayed at zero # [ 57.765231] lkdtm: attempting bad refcount_add() from zero # [ 57.793246] ------------[ cut here ]------------ # [ 57.820253] refcount_t: addition on 0; use-after-free. # [ 57.847889] WARNING: CPU: 1 PID: 2341 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 57.878691] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 57.955130] CPU: 1 PID: 2341 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 57.985331] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.013638] RIP: 0010:refcount_warn_s<6>[ 58.462811] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED aturate+0x74/0x110 # [ 58.041233] Code: 02 01 e8 15 4e c5 00 0f 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 bc c6 05 54 cf f6 02 01 e8 f2 4d c5 00 <0f> 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 # [ 58.062608] R<6>[ 58.475643] lkdtm: attempting bad refcount_inc() from saturated SP: 0018:ffffac0fc4557e48 EFLAGS: 00010286 # [ 58.068279] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 58.075692] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 58.083126] RBP: ffffffffbc6d0113 R08: <4>[ 58.504079] ------------[ cut here ]------------ 0000000000000000 R09: 0000000000000000 # [ 58.090534] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 58.097969] R13: ffffac0fc4557f10 R14: ffffac0fc4557f10 R15: ffff96ecc3c9a000 # [ 58.105439] FS: 00007f10494da740(0000) GS:<4>[ 58.531160] refcount_t: saturated; leaking memory. ffff96ecead00000(0000) knlGS:0000000000000000 # [ 58.116407] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.122492] CR2: 00007f1049293000 CR3: 000000010622e000 CR4: 00000000001506e0 # [ 58.129925] Call Trace: # [ 58.132726] ? __warn+<4>[ 58.558428] WARNING: CPU: 1 PID: 2377 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0x80/0x110 # [ 58.136306] ? refcount_warn_saturate+0x74/0x110 # [ 58.141283] ? report_bug+0x9e/0xc0 # [ 58.145149] ? handle_bug+0x41/0x90 # [ 58.149010] ? exc_invalid_op+0x14/0x70 # [ 58.153206] ? asm_exc_invalid_op+0x12/0x20 # [ 58.<4>[ 58.589347] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 157731] ? refcount_warn_saturate+0x74/0x110 # [ 58.162745] ? refcount_warn_saturate+0x74/0x110 # [ 58.167742] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 # [ 58.172615] direct_entry.cold+0x2c/0x38 # [ 58.176903] full_proxy_write+0x56/0x80 # [ 58.<4>[ 58.668337] CPU: 1 PID: 2377 Comm: cat Tainted: G D W 5.10.218-cip49 #1 181083] vfs_write+0xea/0x3b0 # [ 58.184712] ksys_write+0x68/0xf0 # [ 58.188329] do_syscall_64+0x33/0x40 # [ 58.192181] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 58.197515] RIP: 0033:0x7f10493ac240 # [ 58.201369] Code: 40 00 48 8b 15 c<4>[ 58.695938] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 58.220378] RSP: 002b:00007ffedb16a628 EFLAGS: 00000202 ORIG_RAX: 000000<4>[ 58.724220] RIP: 0010:refcount_warn_saturate+0x51/0x110 0000000001 # [ 58.228220] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f10493ac240 # [ 58.235625] RDX: 0000000000000012 RSI: 00007f1049293000 RDI: 0000000000000001 # [ 58.243018] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000<4>[ 58.751889] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d 88 cf f6 02 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 000000 # [ 58.250410] R10: 00007f10492cd4d0 R11: 0000000000000202 R12: 00007f1049293000 # [ 58.257826] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 58.265238] irq event stamp: 0 # [ 58.268569] hardirqs last enabled at <4>[ 58.793072] RSP: 0018:ffffac0fc45c7e48 EFLAGS: 00010286 (0): [<0000000000000000>] 0x0 # [ 58.275099] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 58.283531] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 58.291978] softirqs last di<4>[ 58.820748] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 sabled at (0): [<0000000000000000>] 0x0 # [ 58.298503] ---[ end trace 3e5b92bcd68a9beb ]--- # [ 58.303384] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: saw 'call trace:': ok ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # selftests: lkdtm:<4>[ 58.850335] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 REFCOUNT_INC_SATURATED.sh<4>[ 58.879819] RBP: ffffffffbc6d0125 R08: 0000000000000000 R09: 0000000000000000 <4>[ 58.889454] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 <4>[ 58.897015] R13: ffffac0fc45c7f10 R14: ffffac0fc45c7f10 R15: ffff96ecc6338000 <4>[ 58.904456] FS: 00007f3792bd1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 58.912865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 58.918913] CR2: 00007f37929c3000 CR3: 0000000106336000 CR4: 00000000001506e0 <4>[ 58.926359] Call Trace: <4>[ 58.929157] ? __warn+0x80/0x110 <4>[ 58.932739] ? refcount_warn_saturate+0x51/0x110 <4>[ 58.937716] ? report_bug+0x9e/0xc0 <4>[ 58.941560] ? handle_bug+0x41/0x90 <4>[ 58.945426] ? exc_invalid_op+0x14/0x70 <4>[ 58.949639] ? asm_exc_invalid_op+0x12/0x20 <4>[ 58.954309] ? refcount_warn_saturate+0x51/0x110 <4>[ 58.959342] ? refcount_warn_saturate+0x51/0x110 <4>[ 58.964271] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 <4>[ 58.969556] direct_entry.cold+0x2c/0x38 <4>[ 58.973822] full_proxy_write+0x56/0x80 <4>[ 58.977934] vfs_write+0xea/0x3b0 <4>[ 58.981510] ksys_write+0x68/0xf0 <4>[ 58.985102] do_syscall_64+0x33/0x40 <4>[ 58.988941] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 58.994297] RIP: 0033:0x7f3792adc240 <4>[ 58.998150] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 59.017152] RSP: 002b:00007ffde7f81068 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 59.024976] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f3792adc240 <4>[ 59.032392] RDX: 0000000000000017 RSI: 00007f37929c3000 RDI: 0000000000000001 <4>[ 59.039790] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 59.047195] R10: 00007f37929fd4d0 R11: 0000000000000202 R12: 00007f37929c3000 <4>[ 59.054586] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 59.061993] irq event stamp: 0 <4>[ 59.065312] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 59.071839] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 59.080293] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 59.088733] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 59.095305] ---[ end trace 3e5b92bcd68a9bec ]--- <6>[ 59.100183] lkdtm: Saturation detected: still saturated # [ 58.462811] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 58.475643] lkdtm: attempting bad refcount_inc() from saturated # [ 58.504079] ------------[ cut here ]------------ # [ 58.531160] refcount_t: saturated; leaking memory. # [ 58.558428] WARNING: CPU: 1 PID: 2377 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 58.589347] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 58.668337] CPU: 1 PID: 2377 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 58.695938] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.724220] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 58.751889] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d 88 cf f6 02 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 # [ 58.793072] RSP: 0018:ffffac0fc45c7e48 EFLAGS: 00010286 # [ 58.820748] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 58.850335] RDX: ffff96ecead2c620 RS<6>[ 59.270185] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED I: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 58.879819] RBP: ffffffffbc6d0125 R08: 0000000000000000 R09: 0000000000000000 # [ 58.889454] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 58.897015] R13: ffffac0fc45c7f10 R14: f<6>[ 59.290114] lkdtm: attempting bad refcount_dec() from saturated fffac0fc45c7f10 R15: ffff96ecc6338000 # [ 58.904456] FS: 00007f3792bd1740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 58.912865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.918913] CR2: 00007f37929c3000 CR3: 0000000106<4>[ 59.318505] ------------[ cut here ]------------ 336000 CR4: 00000000001506e0 # [ 58.926359] Call Trace: # [ 58.929157] ? __warn+0x80/0x110 # [ 58.932739] ? refcount_warn_saturate+0x51/0x110 # [ 58.937716] ? report_bug+0x9e/0xc0 # [ 58.941560] ? handle_bug+0x41/0x90 # [ 58.945426] <4>[ 59.345529] refcount_t: decrement hit 0; leaking memory. ? exc_invalid_op+0x14/0x70 # [ 58.949639] ? asm_exc_invalid_op+0x12/0x20 # [ 58.954309] ? refcount_warn_saturate+0x51/0x110 # [ 58.959342] ? refcount_warn_saturate+0x51/0x110 # [ 58.964271] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 58.9<4>[ 59.373429] WARNING: CPU: 1 PID: 2413 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 69556] direct_entry.cold+0x2c/0x38 # [ 58.973822] full_proxy_write+0x56/0x80 # [ 58.977934] vfs_write+0xea/0x3b0 # [ 58.981510] ksys_write+0x68/0xf0 # [ 58.985102] do_syscall_64+0x33/0x40 # [ 58.988941] entry_SYSCALL_64_after_hwframe+0<4>[ 59.404156] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table x67/0xd1 # [ 58.994297] RIP: 0033:0x7f3792adc240 # [ 58.998150] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 8<4>[ 59.480676] CPU: 1 PID: 2413 Comm: cat Tainted: G D W 5.10.218-cip49 #1 3 ec 28 48 89 # [ 59.017152] RSP: 002b:00007ffde7f81068 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 59.024976] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f3792adc240 # [ 59.032392] RDX: 0000000000000017 RSI: 00007f37929c3000 RDI: 00<4>[ 59.510814] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 00000000000001 # [ 59.039790] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 # [ 59.047195] R10: 00007f37929fd4d0 R11: 0000000000000202 R12: 00007f37929c3000 # [ 59.054586] R13: 0000000000000001 R14: 0000000000020000 R15: 000000<4>[ 59.539205] RIP: 0010:refcount_warn_saturate+0xfb/0x110 0000000000 # [ 59.061993] irq event stamp: 0 # [ 59.065312] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 59.071839] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 59.080293] softirqs last enabl<4>[ 59.566823] Code: 90 a8 62 bc c6 05 e4 ce f6 02 01 e8 85 4d c5 00 0f 0b e9 e8 90 04 01 48 c7 c7 60 a8 62 bc c6 05 cb ce f6 02 01 e8 6b 4d c5 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b ed at (0): [] copy_process+0x65c/0x20e0 # [ 59.088733] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 59.095305] ---[ end trace 3e5b92bcd68a9bec ]--- # [ 59.100183] lkdtm: Saturation detected: still saturated # REFC<4>[ 59.608015] RSP: 0018:ffffac0fc4657e48 EFLAGS: 00010286 OUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh <4>[ 59.638152] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 <4>[ 59.657458] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 59.664858] RBP: ffffffffbc6d013c R08: 0000000000000000 R09: 0000000000000000 <4>[ 59.672285] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 <4>[ 59.679694] R13: ffffac0fc4657f10 R14: ffffac0fc4657f10 R15: ffff96ecc6268000 <4>[ 59.687113] FS: 00007f9696b19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 59.695478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 59.701518] CR2: 00007f9696913000 CR3: 00000001047ba000 CR4: 00000000001506e0 <4>[ 59.708933] Call Trace: <4>[ 59.711691] ? __warn+0x80/0x110 <4>[ 59.715210] ? refcount_warn_saturate+0xfb/0x110 <4>[ 59.720141] ? report_bug+0x9e/0xc0 <4>[ 59.723927] ? handle_bug+0x41/0x90 <4>[ 59.727724] ? exc_invalid_op+0x14/0x70 <4>[ 59.731848] ? asm_exc_invalid_op+0x12/0x20 <4>[ 59.736379] ? refcount_warn_saturate+0xfb/0x110 <4>[ 59.741390] ? refcount_warn_saturate+0xfb/0x110 <4>[ 59.746379] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f <4>[ 59.751596] direct_entry.cold+0x2c/0x38 <4>[ 59.755911] full_proxy_write+0x56/0x80 <4>[ 59.760198] vfs_write+0xea/0x3b0 <4>[ 59.763831] ksys_write+0x68/0xf0 <4>[ 59.767585] do_syscall_64+0x33/0x40 <4>[ 59.771504] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 59.776897] RIP: 0033:0x7f9696a2c240 <4>[ 59.780770] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 59.799854] RSP: 002b:00007ffc657694e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 59.807695] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9696a2c240 <4>[ 59.815099] RDX: 0000000000000017 RSI: 00007f9696913000 RDI: 0000000000000001 <4>[ 59.822496] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 59.829907] R10: 00007f969694d4d0 R11: 0000000000000202 R12: 00007f9696913000 <4>[ 59.837299] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 59.844699] irq event stamp: 0 <4>[ 59.848019] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 59.854548] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 59.863010] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 59.871453] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 59.877995] ---[ end trace 3e5b92bcd68a9bed ]--- <6>[ 59.882874] lkdtm: Saturation detected: still saturated # [ 59.270185] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 59.290114] lkdtm: attempting bad refcount_dec() from saturated # [ 59.318505] ------------[ cut here ]------------ # [ 59.345529] refcount_t: decrement hit 0; leaking memory. # [ 59.373429] WARNING: CPU: 1 PID: 2413 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 59.404156] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 59.480676] CPU: 1 PID: 2413 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 59.510814] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 59.539205] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 59.566823] Code: 90 a8 62 bc c6 05 e4 ce f6 02 01 e8 85 4d c5 00 0f 0b e9 e8 90 04 01 48 c7 c7 60 a8 62 bc c6 05 cb ce f6 02 01 e8 6b 4d <6>[ 60.042864] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED c5 00 <0f> 0b e9 ce 90 04 01 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 59.608015] RSP: 0018:ffffac0fc4657e48 EFLAGS: 00010286 # [ 59.638152] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 59.657458] RDX: ffff96ecead2c<6>[ 60.051862] lkdtm: attempting bad refcount_dec() from saturated 620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 59.664858] RBP: ffffffffbc6d013c R08: 0000000000000000 R09: 0000000000000000 # [ 59.672285] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 59.679694] R13: ffffac0fc4657f10 <4>[ 60.080201] ------------[ cut here ]------------ R14: ffffac0fc4657f10 R15: ffff96ecc6268000 # [ 59.687113] FS: 00007f9696b19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 59.695478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.701518] CR2: 00007f9696913000 CR3: 0000<4>[ 60.107289] refcount_t: saturated; leaking memory. 0001047ba000 CR4: 00000000001506e0 # [ 59.708933] Call Trace: # [ 59.711691] ? __warn+0x80/0x110 # [ 59.715210] ? refcount_warn_saturate+0xfb/0x110 # [ 59.720141] ? report_bug+0x9e/0xc0 # [ 59.723927] ? handle_bug+0x41/0x90 # [ 59.727<4>[ 60.137053] WARNING: CPU: 1 PID: 2449 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 724] ? exc_invalid_op+0x14/0x70 # [ 59.731848] ? asm_exc_invalid_op+0x12/0x20 # [ 59.736379] ? refcount_warn_saturate+0xfb/0x110 # [ 59.741390] ? refcount_warn_saturate+0xfb/0x110 # [ 59.746379] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ <4>[ 60.165554] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 59.751596] direct_entry.cold+0x2c/0x38 # [ 59.755911] full_proxy_write+0x56/0x80 # [ 59.760198] vfs_write+0xea/0x3b0 # [ 59.763831] ksys_write+0x68/0xf0 # [ 59.767585] do_syscall_64+0x33/0x40 # [ 59.771504] entry_SYSCALL_64_after_hwf<4>[ 60.241855] CPU: 1 PID: 2449 Comm: cat Tainted: G D W 5.10.218-cip49 #1 rame+0x67/0xd1 # [ 59.776897] RIP: 0033:0x7f9696a2c240 # [ 59.780770] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 0<4>[ 60.272069] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0 48 83 ec 28 48 89 # [ 59.799854] RSP: 002b:00007ffc657694e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 59.807695] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f9696a2c240 # [ 59.815099] RDX: 0000000000000017 RSI: 00007f9696913000 R<4>[ 60.300426] RIP: 0010:refcount_warn_saturate+0x51/0x110 DI: 0000000000000001 # [ 59.822496] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 # [ 59.829907] R10: 00007f969694d4d0 R11: 0000000000000202 R12: 00007f9696913000 # [ 59.837299] R13: 0000000000000001 R14: 0000000000020000 R15: <4>[ 60.328033] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d 88 cf f6 02 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 0000000000000000 # [ 59.844699] irq event stamp: 0 # [ 59.848019] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 59.854548] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 59.863010] softirqs last <4>[ 60.369204] RSP: 0018:ffffac0fc46d7e48 EFLAGS: 00010286 enabled at (0): [] copy_process+0x65c/0x20e0 # [ 59.871453] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 59.877995] ---[ end trace 3e5b92bcd68a9bed ]--- # [ 59.882874] lkdtm: Saturation detected: still saturated <4>[ 60.396883] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh <4>[ 60.426451] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 60.448731] RBP: ffffffffbc6d0153 R08: 0000000000000000 R09: 0000000000000000 <4>[ 60.456143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 <4>[ 60.463568] R13: ffffac0fc46d7f10 R14: ffffac0fc46d7f10 R15: ffff96ecc765e000 <4>[ 60.470985] FS: 00007fa6d4e19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 60.479355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 60.485377] CR2: 00007fa6d4bd3000 CR3: 00000001062fc000 CR4: 00000000001506e0 <4>[ 60.492826] Call Trace: <4>[ 60.495562] ? __warn+0x80/0x110 <4>[ 60.499109] ? refcount_warn_saturate+0x51/0x110 <4>[ 60.504009] ? report_bug+0x9e/0xc0 <4>[ 60.507853] ? handle_bug+0x41/0x90 <4>[ 60.511666] ? exc_invalid_op+0x14/0x70 <4>[ 60.515852] ? asm_exc_invalid_op+0x12/0x20 <4>[ 60.520413] ? refcount_warn_saturate+0x51/0x110 <4>[ 60.525474] ? refcount_warn_saturate+0x51/0x110 <4>[ 60.530428] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 <4>[ 60.535642] direct_entry.cold+0x2c/0x38 <4>[ 60.539911] full_proxy_write+0x56/0x80 <4>[ 60.544165] vfs_write+0xea/0x3b0 <4>[ 60.547891] ksys_write+0x68/0xf0 <4>[ 60.551605] do_syscall_64+0x33/0x40 <4>[ 60.555569] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 60.560939] RIP: 0033:0x7fa6d4cec240 <4>[ 60.564836] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 60.583856] RSP: 002b:00007ffddf5222e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 60.591679] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa6d4cec240 <4>[ 60.599067] RDX: 0000000000000017 RSI: 00007fa6d4bd3000 RDI: 0000000000000001 <4>[ 60.606455] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 60.613873] R10: 00007fa6d4c0d4d0 R11: 0000000000000202 R12: 00007fa6d4bd3000 <4>[ 60.623735] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 60.631133] irq event stamp: 0 <4>[ 60.634454] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 60.640983] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 60.649507] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 60.657939] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 60.664464] ---[ end trace 3e5b92bcd68a9bee ]--- <6>[ 60.669342] lkdtm: Saturation detected: still saturated # [ 60.042864] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 60.051862] lkdtm: attempting bad refcount_dec() from saturated # [ 60.080201] ------------[ cut here ]------------ # [ 60.107289] refcount_t: saturated; leaking memory. # [ 60.137053] WARNING: CPU: 1 PID: 2449 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 60.165554] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 60.241855] CPU: 1 PID: 2449 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 60.272069] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 60.300426] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 60.328033] Code: 84 bc 00 00 00 e9 9f 91 04 01 85 f6 74 46 80 3d 88 cf f6 02 00 75 ee 48 c7 c7 e0 a7 62 bc c6 05 78 cf f6 02 01 e8 15 4e c5 00 <6>[ 60.826736] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED <0f> 0b e9 78 91 04 01 80 3d 64 cf f6 02 00 75 cb 48 c7 c7 08 a8 62 # [ 60.369204] RSP: 0018:ffffac0fc46d7e48 EFLAGS: 00010286 # [ 60.396883] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 60.426451] RDX: ffff96ecead2c620 RS<6>[ 60.840664] lkdtm: attempting bad refcount_inc_not_zero() from saturated I: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 60.448731] RBP: ffffffffbc6d0153 R08: 0000000000000000 R09: 0000000000000000 # [ 60.456143] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 60.463568] R13: ffffac0fc46d7f10 R14: f<4>[ 60.869843] ------------[ cut here ]------------ fffac0fc46d7f10 R15: ffff96ecc765e000 # [ 60.470985] FS: 00007fa6d4e19740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 60.479355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.485377] CR2: 00007fa6d4bd3000 CR3: 0000000106<4>[ 60.896914] refcount_t: saturated; leaking memory. 2fc000 CR4: 00000000001506e0 # [ 60.492826] Call Trace: # [ 60.495562] ? __warn+0x80/0x110 # [ 60.499109] ? refcount_warn_saturate+0x51/0x110 # [ 60.504009] ? report_bug+0x9e/0xc0 # [ 60.507853] ? handle_bug+0x41/0x90 # [ 60.511666] <4>[ 60.924191] WARNING: CPU: 0 PID: 2482 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 ? exc_invalid_op+0x14/0x70 # [ 60.515852] ? asm_exc_invalid_op+0x12/0x20 # [ 60.520413] ? refcount_warn_saturate+0x51/0x110 # [ 60.525474] ? refcount_warn_saturate+0x51/0x110 # [ 60.530428] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 60.5<4>[ 60.955037] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 35642] direct_entry.cold+0x2c/0x38 # [ 60.539911] full_proxy_write+0x56/0x80 # [ 60.544165] vfs_write+0xea/0x3b0 # [ 60.547891] ksys_write+0x68/0xf0 # [ 60.551605] do_syscall_64+0x33/0x40 # [ 60.555569] entry_SYSCALL_64_after_hwframe+0<4>[ 61.031502] CPU: 0 PID: 2482 Comm: cat Tainted: G D W 5.10.218-cip49 #1 x67/0xd1 # [ 60.560939] RIP: 0033:0x7fa6d4cec240 # [ 60.564836] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 8<4>[ 61.061665] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 3 ec 28 48 89 # [ 60.583856] RSP: 002b:00007ffddf5222e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 60.591679] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fa6d4cec240 # [ 60.599067] RDX: 0000000000000017 RSI: 00007fa6d4bd3000 RDI: 00<4>[ 61.090043] RIP: 0010:refcount_warn_saturate+0x97/0x110 00000000000001 # [ 60.606455] RBP: 0000000000000017 R08: 00000000ffffffff R09: 0000000000000000 # [ 60.613873] R10: 00007fa6d4c0d4d0 R11: 0000000000000202 R12: 00007fa6d4bd3000 # [ 60.623735] R13: 0000000000000001 R14: 0000000000020000 R15: 000000<4>[ 61.117693] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 0000000000 # [ 60.631133] irq event stamp: 0 # [ 60.634454] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 60.640983] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 60.649507] softirqs last enabl<4>[ 61.158876] RSP: 0018:ffffac0fc4747e38 EFLAGS: 00010282 ed at (0): [] copy_process+0x65c/0x20e0 # [ 60.657939] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 60.664464] ---[ end trace 3e5b92bcd68a9bee ]--- # [ 60.669342] lkdtm: Saturation detected: still saturated # REFC<4>[ 61.186549] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 OUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh <4>[ 61.216120] RDX: ffff96eceac2c620 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 <4>[ 61.238631] RBP: ffffffffbc6cfd80 R08: 0000000000000000 R09: 0000000000000000 <4>[ 61.246023] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 61.253414] R13: ffffac0fc4747f10 R14: ffffac0fc4747f10 R15: ffff96ecc43a2000 <4>[ 61.260807] FS: 00007f77b5759740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 61.269153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 61.275158] CR2: 00007f77b5513000 CR3: 0000000106336000 CR4: 00000000001506f0 <4>[ 61.282550] Call Trace: <4>[ 61.285273] ? __warn+0x80/0x110 <4>[ 61.288771] ? refcount_warn_saturate+0x97/0x110 <4>[ 61.293654] ? report_bug+0x9e/0xc0 <4>[ 61.297426] ? handle_bug+0x41/0x90 <4>[ 61.301180] ? exc_invalid_op+0x14/0x70 <4>[ 61.305282] ? asm_exc_invalid_op+0x12/0x20 <4>[ 61.309734] ? refcount_warn_saturate+0x97/0x110 <4>[ 61.314615] ? refcount_warn_saturate+0x97/0x110 <4>[ 61.319516] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 61.325263] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 <4>[ 61.331184] direct_entry.cold+0x2c/0x38 <4>[ 61.335374] full_proxy_write+0x56/0x80 <4>[ 61.339477] vfs_write+0xea/0x3b0 <4>[ 61.343057] ksys_write+0x68/0xf0 <4>[ 61.346639] do_syscall_64+0x33/0x40 <4>[ 61.350479] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 61.355794] RIP: 0033:0x7f77b562c240 <4>[ 61.359633] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 61.378655] RSP: 002b:00007ffed1079ef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 61.386482] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f77b562c240 <4>[ 61.393874] RDX: 0000000000000020 RSI: 00007f77b5513000 RDI: 0000000000000001 <4>[ 61.401267] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 61.408657] R10: 00007f77b554d4d0 R11: 0000000000000202 R12: 00007f77b5513000 <4>[ 61.416049] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 61.423450] irq event stamp: 0 <4>[ 61.426767] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 61.433293] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 61.441726] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 61.450158] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 61.456683] ---[ end trace 3e5b92bcd68a9bef ]--- <6>[ 61.461563] lkdtm: Saturation detected: still saturated # [ 60.826736] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 60.840664] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 60.869843] ------------[ cut here ]------------ # [ 60.896914] refcount_t: saturated; leaking memory. # [ 60.924191] WARNING: CPU: 0 PID: 2482 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 60.955037] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 61.031502] CPU: 0 PID: 2482 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 61.061665] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.090043] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 61.117693] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 # [ 61.158876] RSP: 0018:ffffac0fc4747e38 EFLAGS: 00010282 # [ 61.186549] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 61.216120] RDX: ffff96eceac2c620 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 # [ 61.238631] RBP: ffffffffbc6cfd80 R08: 0000000000000000 R09: 0000000000000000 # [ 61.246023] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 61.2<6>[ 61.660744] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 53414] R13: ffffac0fc4747f10 R14: ffffac0fc4747f10 R15: ffff96ecc43a2000 # [ 61.260807] FS: 00007f77b5759740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ 61.269153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.275158] CR<6>[ 61.672265] lkdtm: attempting bad refcount_add_not_zero() from saturated 2: 00007f77b5513000 CR3: 0000000106336000 CR4: 00000000001506f0 # [ 61.282550] Call Trace: # [ 61.285273] ? __warn+0x80/0x110 # [ 61.288771] ? refcount_warn_saturate+0x97/0x110 # [ 61.293654] ? report_bug+0x9e/0xc0 # [ 61.297426] ? handl<4>[ 61.701464] ------------[ cut here ]------------ e_bug+0x41/0x90 # [ 61.301180] ? exc_invalid_op+0x14/0x70 # [ 61.305282] ? asm_exc_invalid_op+0x12/0x20 # [ 61.309734] ? refcount_warn_saturate+0x97/0x110 # [ 61.314615] ? refcount_warn_saturate+0x97/0x110 # [ 61.319516] __refcount_add_<4>[ 61.728515] refcount_t: saturated; leaking memory. not_zero.constprop.0+0x2a/0x35 # [ 61.325263] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 # [ 61.331184] direct_entry.cold+0x2c/0x38 # [ 61.335374] full_proxy_write+0x56/0x80 # [ 61.339477] vfs_write+0xea/0x3b0 # [ 61.343057] ksys_w<4>[ 61.755806] WARNING: CPU: 0 PID: 2515 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 rite+0x68/0xf0 # [ 61.346639] do_syscall_64+0x33/0x40 # [ 61.350479] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 61.355794] RIP: 0033:0x7f77b562c240 # [ 61.359633] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f<4>[ 61.786625] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 61.378655] RSP: 002b:00007ffed1079ef8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 61.386482] RAX: ffffffffffffffda RBX:<4>[ 61.863094] CPU: 0 PID: 2515 Comm: cat Tainted: G D W 5.10.218-cip49 #1 0000000000000020 RCX: 00007f77b562c240 # [ 61.393874] RDX: 0000000000000020 RSI: 00007f77b5513000 RDI: 0000000000000001 # [ 61.401267] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 61.408657] R10: 00007f77b554d4d0 R11: 000<4>[ 61.893272] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000000000202 R12: 00007f77b5513000 # [ 61.416049] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 61.423450] irq event stamp: 0 # [ 61.426767] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.433293] hardirq<4>[ 61.921639] RIP: 0010:refcount_warn_saturate+0x97/0x110 s last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 61.441726] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 61.450158] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 61.45668<4>[ 61.949353] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 3] ---[ end trace 3e5b92bcd68a9bef ]--- # [ 61.461563] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_NO<4>[ 61.990544] RSP: 0018:ffffac0fc479fe38 EFLAGS: 00010282 T_ZERO_SATURATED.sh <4>[ 62.018180] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 <4>[ 62.027372] RDX: ffff96eceac2c620 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 <4>[ 62.034764] RBP: ffffffffbc6cfda0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 62.042156] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 62.049548] R13: ffffac0fc479ff10 R14: ffffac0fc479ff10 R15: ffff96ecc44c1000 <4>[ 62.056941] FS: 00007fdfb706a740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 <4>[ 62.065285] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 62.071288] CR2: 00007fdfb6e23000 CR3: 0000000107698000 CR4: 00000000001506f0 <4>[ 62.078679] Call Trace: <4>[ 62.081400] ? __warn+0x80/0x110 <4>[ 62.084909] ? refcount_warn_saturate+0x97/0x110 <4>[ 62.089795] ? report_bug+0x9e/0xc0 <4>[ 62.093551] ? handle_bug+0x41/0x90 <4>[ 62.097302] ? exc_invalid_op+0x14/0x70 <4>[ 62.101402] ? asm_exc_invalid_op+0x12/0x20 <4>[ 62.105855] ? refcount_warn_saturate+0x97/0x110 <4>[ 62.110734] ? refcount_warn_saturate+0x97/0x110 <4>[ 62.115616] __refcount_add_not_zero.constprop.0+0x2a/0x35 <4>[ 62.121363] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 <4>[ 62.127285] direct_entry.cold+0x2c/0x38 <4>[ 62.131473] full_proxy_write+0x56/0x80 <4>[ 62.135573] vfs_write+0xea/0x3b0 <4>[ 62.139153] ksys_write+0x68/0xf0 <4>[ 62.142734] do_syscall_64+0x33/0x40 <4>[ 62.146574] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 62.151906] RIP: 0033:0x7fdfb6f3c240 <4>[ 62.155745] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 62.174750] RSP: 002b:00007ffed6cfa8b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 62.182577] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fdfb6f3c240 <4>[ 62.189982] RDX: 0000000000000020 RSI: 00007fdfb6e23000 RDI: 0000000000000001 <4>[ 62.197374] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 62.204766] R10: 00007fdfb6e5d4d0 R11: 0000000000000202 R12: 00007fdfb6e23000 <4>[ 62.212158] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 62.219554] irq event stamp: 0 <4>[ 62.222872] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 62.229400] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 62.237833] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 62.246265] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 62.252789] ---[ end trace 3e5b92bcd68a9bf0 ]--- <6>[ 62.257667] lkdtm: Saturation detected: still saturated # [ 61.660744] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 61.672265] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 61.701464] ------------[ cut here ]------------ # [ 61.728515] refcount_t: saturated; leaking memory. # [ 61.755806] WARNING: CPU: 0 PID: 2515 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 61.786625] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 61.863094] CPU: 0 PID: 2515 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 61.893272] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.921639] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 61.949353] Code: 02 01 e8 f2 4d c5 00 0f 0b e9 55 91 04 01 80 3d 43 cf f6 02 00 75 a8 48 c7 c7 e0 a7 62 bc c6 05 33 cf f6 02 01 e8 cf 4d c5 00 <0f> 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 # [ 61.990544] RSP: 0018:ffffac0fc479fe38 EFLAGS: 00010282 # [ 62.018180] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 62.027372] RDX: ffff96ecea<6>[ 62.465107] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED c2c620 RSI: ffff96eceac1bf50 RDI: ffff96eceac1bf50 # [ 62.034764] RBP: ffffffffbc6cfda0 R08: 0000000000000000 R09: 0000000000000000 # [ 62.042156] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 62.049548] R13: ffffac0fc479ff<6>[ 62.488613] lkdtm: attempting bad refcount_dec_and_test() from saturated 10 R14: ffffac0fc479ff10 R15: ffff96ecc44c1000 # [ 62.056941] FS: 00007fdfb706a740(0000) GS:ffff96eceac00000(0000) knlGS:0000000000000000 # [ 62.065285] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.071288] CR2: 00007fdfb6e23000 CR3: 0<4>[ 62.517764] ------------[ cut here ]------------ 000000107698000 CR4: 00000000001506f0 # [ 62.078679] Call Trace: # [ 62.081400] ? __warn+0x80/0x110 # [ 62.084909] ? refcount_warn_saturate+0x97/0x110 # [ 62.089795] ? report_bug+0x9e/0xc0 # [ 62.093551] ? handle_bug+0x41/0x90 # [ 62.<4>[ 62.544798] refcount_t: underflow; use-after-free. 097302] ? exc_invalid_op+0x14/0x70 # [ 62.101402] ? asm_exc_invalid_op+0x12/0x20 # [ 62.105855] ? refcount_warn_saturate+0x97/0x110 # [ 62.110734] ? refcount_warn_saturate+0x97/0x110 # [ 62.115616] __refcount_add_not_zero.constprop.0+0x2a/<4>[ 62.572077] WARNING: CPU: 1 PID: 2551 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0x35 # [ 62.121363] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 # [ 62.127285] direct_entry.cold+0x2c/0x38 # [ 62.131473] full_proxy_write+0x56/0x80 # [ 62.135573] vfs_write+0xea/0x3b0 # [ 62.139153] ksys_write+0x68/0xf0 # [ 62.1<4>[ 62.602898] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table 42734] do_syscall_64+0x33/0x40 # [ 62.146574] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 62.151906] RIP: 0033:0x7fdfb6f3c240 # [ 62.155745] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 0<4>[ 62.681904] CPU: 1 PID: 2551 Comm: cat Tainted: G D W 5.10.218-cip49 #1 0 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 62.174750] RSP: 002b:00007ffed6cfa8b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 62.182577] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 000<4>[ 62.709528] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 07fdfb6f3c240 # [ 62.189982] RDX: 0000000000000020 RSI: 00007fdfb6e23000 RDI: 0000000000000001 # [ 62.197374] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 62.204766] R10: 00007fdfb6e5d4d0 R11: 0000000000000202 R12: 00007fd<4>[ 62.737886] RIP: 0010:refcount_warn_saturate+0xba/0x110 fb6e23000 # [ 62.212158] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 62.219554] irq event stamp: 0 # [ 62.222872] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.229400] hardirqs last disabled at (0): [<<4>[ 62.765550] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 ffffffffb98fde5c>] copy_process+0x65c/0x20e0 # [ 62.237833] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 62.246265] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.252789] ---[ end trace 3e5b92bc<4>[ 62.806757] RSP: 0018:ffffac0fc481fe40 EFLAGS: 00010286 d68a9bf0 ]--- # [ 62.257667] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh <4>[ 62.834501] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 <4>[ 62.863545] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 62.871001] RBP: ffffffffbc6cfdc0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 62.878475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 62.885923] R13: ffffac0fc481ff10 R14: ffffac0fc481ff10 R15: ffff96ecc7699000 <4>[ 62.893345] FS: 00007f56c2841740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 62.901731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 62.907745] CR2: 00007f56c263b000 CR3: 000000010633e000 CR4: 00000000001506e0 <4>[ 62.915177] Call Trace: <4>[ 62.917914] ? __warn+0x80/0x110 <4>[ 62.921425] ? refcount_warn_saturate+0xba/0x110 <4>[ 62.926323] ? report_bug+0x9e/0xc0 <4>[ 62.930106] ? handle_bug+0x41/0x90 <4>[ 62.933879] ? exc_invalid_op+0x14/0x70 <4>[ 62.938013] ? asm_exc_invalid_op+0x12/0x20 <4>[ 62.942479] ? refcount_warn_saturate+0xba/0x110 <4>[ 62.947435] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 62.953191] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 <4>[ 62.959110] direct_entry.cold+0x2c/0x38 <4>[ 62.963293] full_proxy_write+0x56/0x80 <4>[ 62.967410] vfs_write+0xea/0x3b0 <4>[ 62.970984] ksys_write+0x68/0xf0 <4>[ 62.974558] do_syscall_64+0x33/0x40 <4>[ 62.978454] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 62.983777] RIP: 0033:0x7f56c2754240 <4>[ 62.987611] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 63.006611] RSP: 002b:00007ffe06ed36c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 63.014456] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f56c2754240 <4>[ 63.021848] RDX: 0000000000000020 RSI: 00007f56c263b000 RDI: 0000000000000001 <4>[ 63.029237] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 63.036625] R10: 00007f56c26754d0 R11: 0000000000000202 R12: 00007f56c263b000 <4>[ 63.044029] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 63.051423] irq event stamp: 0 <4>[ 63.054739] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 63.061264] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 63.069692] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 63.078139] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 63.084668] ---[ end trace 3e5b92bcd68a9bf1 ]--- <6>[ 63.089550] lkdtm: Saturation detected: still saturated # [ 62.465107] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 62.488613] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 62.517764] ------------[ cut here ]------------ # [ 62.544798] refcount_t: underflow; use-after-free. # [ 62.572077] WARNING: CPU: 1 PID: 2551 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 62.602898] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 62.681904] CPU: 1 PID: 2551 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 62.709528] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.737886] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 62.765550] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac <6>[ 63.238285] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 # [ 62.806757] RSP: 0018:ffffac0fc481fe40 EFLAGS: 00010286 # [ 62.834501] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 62.863545] RDX: ffff96ecea<6>[ 63.251430] lkdtm: attempting bad refcount_sub_and_test() from saturated d2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 62.871001] RBP: ffffffffbc6cfdc0 R08: 0000000000000000 R09: 0000000000000000 # [ 62.878475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 62.885923] R13: ffffac0fc481ff<4>[ 63.280586] ------------[ cut here ]------------ 10 R14: ffffac0fc481ff10 R15: ffff96ecc7699000 # [ 62.893345] FS: 00007f56c2841740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 62.901731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.907745] CR2: 00007f56c263b000 CR3: 0<4>[ 63.307684] refcount_t: underflow; use-after-free. 00000010633e000 CR4: 00000000001506e0 # [ 62.915177] Call Trace: # [ 62.917914] ? __warn+0x80/0x110 # [ 62.921425] ? refcount_warn_saturate+0xba/0x110 # [ 62.926323] ? report_bug+0x9e/0xc0 # [ 62.930106] ? handle_bug+0x41/0x90 # [ 62.<4>[ 63.334939] WARNING: CPU: 1 PID: 2587 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 933879] ? exc_invalid_op+0x14/0x70 # [ 62.938013] ? asm_exc_invalid_op+0x12/0x20 # [ 62.942479] ? refcount_warn_saturate+0xba/0x110 # [ 62.947435] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 62.953191] lkdtm_REFCOUNT_DEC_AND_TEST_SAT<4>[ 63.365834] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table URATED+0x3e/0x76 # [ 62.959110] direct_entry.cold+0x2c/0x38 # [ 62.963293] full_proxy_write+0x56/0x80 # [ 62.967410] vfs_write+0xea/0x3b0 # [ 62.970984] ksys_write+0x68/0xf0 # [ 62.974558] do_syscall_64+0x33/0x40 # [ 62.978454] entr<4>[ 63.442275] CPU: 1 PID: 2587 Comm: cat Tainted: G D W 5.10.218-cip49 #1 y_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 62.983777] RIP: 0033:0x7f56c2754240 # [ 62.987611] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 <4>[ 63.472418] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 63.006611] RSP: 002b:00007ffe06ed36c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 63.014456] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f56c2754240 # [ 63.021848] RDX: 0000000000000020 R<4>[ 63.500775] RIP: 0010:refcount_warn_saturate+0xba/0x110 SI: 00007f56c263b000 RDI: 0000000000000001 # [ 63.029237] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 63.036625] R10: 00007f56c26754d0 R11: 0000000000000202 R12: 00007f56c263b000 # [ 63.044029] R13: 0000000000000001 R14: <4>[ 63.528410] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 0000000000020000 R15: 0000000000000000 # [ 63.051423] irq event stamp: 0 # [ 63.054739] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.061264] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 63.<4>[ 63.569592] RSP: 0018:ffffac0fc4897e40 EFLAGS: 00010286 069692] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 63.078139] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.084668] ---[ end trace 3e5b92bcd68a9bf1 ]--- # [ 63.089550] lkdtm: Saturation detec<4>[ 63.597250] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 ted: still saturated # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh <4>[ 63.629309] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 <4>[ 63.653357] RBP: ffffffffbc6cfde0 R08: 0000000000000000 R09: 0000000000000000 <4>[ 63.660780] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 <4>[ 63.668208] R13: ffffac0fc4897f10 R14: ffffac0fc4897f10 R15: ffff96ecc46bd000 <4>[ 63.675614] FS: 00007f1209f89740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 <4>[ 63.684052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 <4>[ 63.690081] CR2: 00007f1209d83000 CR3: 00000001062ce000 CR4: 00000000001506e0 <4>[ 63.697526] Call Trace: <4>[ 63.700267] ? __warn+0x80/0x110 <4>[ 63.703814] ? refcount_warn_saturate+0xba/0x110 <4>[ 63.708721] ? report_bug+0x9e/0xc0 <4>[ 63.712522] ? handle_bug+0x41/0x90 <4>[ 63.716295] ? exc_invalid_op+0x14/0x70 <4>[ 63.720495] ? asm_exc_invalid_op+0x12/0x20 <4>[ 63.725067] ? refcount_warn_saturate+0xba/0x110 <4>[ 63.730050] __refcount_sub_and_test.constprop.0+0x3c/0x50 <4>[ 63.735949] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 <4>[ 63.741953] direct_entry.cold+0x2c/0x38 <4>[ 63.746216] full_proxy_write+0x56/0x80 <4>[ 63.750426] vfs_write+0xea/0x3b0 <4>[ 63.754037] ksys_write+0x68/0xf0 <4>[ 63.757667] do_syscall_64+0x33/0x40 <4>[ 63.761519] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 63.766832] RIP: 0033:0x7f1209e9c240 <4>[ 63.770670] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 63.789698] RSP: 002b:00007ffe485c1de8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 63.797531] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1209e9c240 <4>[ 63.804925] RDX: 0000000000000020 RSI: 00007f1209d83000 RDI: 0000000000000001 <4>[ 63.812332] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 63.819724] R10: 00007f1209dbd4d0 R11: 0000000000000202 R12: 00007f1209d83000 <4>[ 63.827114] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 <4>[ 63.834513] irq event stamp: 0 <4>[ 63.837833] hardirqs last enabled at (0): [<0000000000000000>] 0x0 <4>[ 63.844385] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 63.852829] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 <4>[ 63.861286] softirqs last disabled at (0): [<0000000000000000>] 0x0 <4>[ 63.867810] ---[ end trace 3e5b92bcd68a9bf2 ]--- <6>[ 63.872690] lkdtm: Saturation detected: still saturated # [ 63.238285] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 63.251430] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 63.280586] ------------[ cut here ]------------ # [ 63.307684] refcount_t: underflow; use-after-free. # [ 63.334939] WARNING: CPU: 1 PID: 2587 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 63.365834] Modules linked in: fuse ip_tables btusb btrtl btbcm btintel cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_usbpd_charger cros_ec_chardev cros_usbpd_logger gsmi bluetooth sp5100_tco ath10k_pci uvcvideo videobuf2_vmalloc videobuf2_memops watchdog ecdh_generic ath10k_core acpi_als videobuf2_v4l2 cros_ec_dev videobuf2_common kfifo_buf i2c_piix4 ecc ath industrialio cros_usbpd_notify snd_soc_acp_da7219mx98357_mach designware_i2s chromeos_pstore raydium_i2c_ts elan_i2c snd_soc_max98357a snd_soc_adau7002 snd_soc_da7219 acp_audio_dma snd_soc_core snd_compress snd_pcm_dmaengine regmap_i2c coreboot_table # [ 63.442275] CPU: 1 PID: 2587 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 63.472418] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 63.500775] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 63.528410] Code: 02 01 e8 cf 4d c5 00 0f 0b e9 32 91 04 01 80 3d 1d cf f6 02 00 75 85 48 c7 c7 38 a8 62 bc c6 05 0d cf f6 02 01 e8 ac 4d c5 00 <0f> 0b e9 0f 91 04 01 80 3d f8 ce f6 02 00 0f 85 5e ff ff ff 48 c7 # [ 63.569592] RSP: 0018:ffffac0fc4897e40 EFLAGS: 00010286 # [ 63.597250] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 63.629309] RDX: ffff96ecead2c620 RSI: ffff96ecead1bf50 RDI: ffff96ecead1bf50 # [ 63.653357] RBP: ffffffffbc6cfde0 R08: 0000000000000000 R09: 0000000000000000 # [ 63.660780] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 63.668208] R13: ffffac0fc4897f10 R14: ffffac0fc4897f10 R15: ffff96ecc46bd000 # [ 63.675614] FS: 00007f1209f89740(0000) GS:ffff96ecead00000(0000) knlGS:0000000000000000 # [ 63.684052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.690081] CR2: 00007f1209d83000 CR3: 00000001062ce000 CR4: 00000000001506e0 # [ 63.697526] Call Trace: # [ 63.700267] ? __warn+0x80/0x110 # [ 63.703814] ? refcount_warn_saturate+0xba/0x110 # [ 63.708721] ? report_bug+0x9e/0xc0 # [ 63.712522] ? handle_bug+0x41/0x90 # [ 63.716295] ? exc_invalid_op+0x14/0x70 # [ 63.720495] ? asm_exc_invalid_op+0x12/0x20 # [ 63.725067] ? refcount_warn_saturate+0xba/0x110 # [ 63.730050] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 63.735949] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 63.741953] direct_entry.cold+0x2c/0x38 # [ 63.746216] full_proxy_write+0x56/0x80 # [ 63.750426] vfs_write+0xea/0x3b0 # [ 63.754037] ksys_write+0x68/0xf0 # [ 63.757667] do_syscall_64+0x33/0x40 # [ 63.761519] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 63.766832] RIP: 0033:0x7f1209e9c240 # [ 63.770670] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 63.789698] RSP: 002b:00007ffe485c1de8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 63.797531] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1209e9c240 # [ 63.804925] RDX: 0000000000000020 R<6>[ 64.198389] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO SI: 00007f1209d83000 RDI: 0000000000000001 # [ 63.812332] RBP: 0000000000000020 R08: 00000000ffffffff R09: 0000000000000000 # [ 63.819724] R10: 00007f1209dbd4d0 R11: 0000000000000202 R12: 00007f1209d83000 # [ 63.827114] R13: 0000000000000001 R14: <6>[ 64.226128] lkdtm: attempting good copy_to_user of correct size 0000000000020000 R15: 0000000000000000 # [ 63.834513] irq event stamp: 0 # [ 63.837833] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.844385] hardirqs last disabled at (0): [] copy_process+0x65c/0x20e0 # [ 63.<6>[ 64.254530] lkdtm: attempting bad copy_to_user of too large size 852829] softirqs last enabled at (0): [] copy_process+0x65c/0x20e0 # [ 63.861286] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.867810] ---[ end trace 3e5b92bcd68a9bf2 ]--- # [ 63.872690] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # [ 64.198389] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 64.226128] lkdtm: attempting good copy_to_user of correct size # [ 64.254530] lkdtm: attempting bad copy_to_user of too large size # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL] not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh <6>[ 64.451679] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM <6>[ 64.458134] lkdtm: attempting good copy_from_user of correct size <6>[ 64.464520] lkdtm: attempting bad copy_from_user of too large size # [ 64.451679] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 64.458134] lkdtm: attempting good copy_from_user of correct size # [ 64.464520] lkdtm: attempting bad copy_from_user of too large size # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL] not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh <6>[ 64.633310] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO <6>[ 64.640031] lkdtm: attempting good copy_to_user inside whitelist <6>[ 64.646351] lkdtm: attempting bad copy_to_user outside whitelist # [ 64.633310] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 64.640031] lkdtm: attempting good copy_to_user inside whitelist # [ 64.646351] lkdtm: attempting bad copy_to_user outside whitelist # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL] not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh <6>[ 64.805193] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM <6>[ 64.812095] lkdtm: attempting good copy_from_user inside whitelist <6>[ 64.818566] lkdtm: attempting bad copy_from_user outside whitelist # [ 64.805193] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 64.812095] lkdtm: attempting good copy_from_user inside whitelist # [ 64.818566] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh <6>[ 64.966312] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO <6>[ 64.972763] lkdtm: good_stack: ffffac0fc4be7e20-ffffac0fc4be7e40 <6>[ 64.979075] lkdtm: bad_stack : ffffac0fc4be7da8-ffffac0fc4be7dc8 <6>[ 64.985539] lkdtm: attempting good copy_to_user of local stack <6>[ 64.991790] lkdtm: attempting bad copy_to_user of distant stack # [ 64.966312] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 64.972763] lkdtm: good_stack: ffffac0fc4be7e20-ffffac0fc4be7e40 # [ 64.979075] lkdtm: bad_stack : ffffac0fc4be7da8-ffffac0fc4be7dc8 # [ 64.985539] lkdtm: attempting good copy_to_user of local stack # [ 64.991790] lkdtm: attempting bad copy_to_user of distant stack # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL] not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh <6>[ 65.140266] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM <6>[ 65.146890] lkdtm: good_stack: ffffac0fc4c67e20-ffffac0fc4c67e40 <6>[ 65.153197] lkdtm: bad_stack : ffffac0fc4c67da8-ffffac0fc4c67dc8 <6>[ 65.159478] lkdtm: attempting good copy_from_user of local stack <6>[ 65.165746] lkdtm: attempting bad copy_from_user of distant stack # [ 65.140266] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 65.146890] lkdtm: good_stack: ffffac0fc4c67e20-ffffac0fc4c67e40 # [ 65.153197] lkdtm: bad_stack : ffffac0fc4c67da8-ffffac0fc4c67dc8 # [ 65.159478] lkdtm: attempting good copy_from_user of local stack # [ 65.165746] lkdtm: attempting bad copy_from_user of distant stack # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL] not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh <6>[ 65.324908] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND <6>[ 65.331193] lkdtm: good_stack: ffffac0fc4cf7e20-ffffac0fc4cf7e40 <6>[ 65.337469] lkdtm: bad_stack : ffffac0fc4cf7ff8-ffffac0fc4cf8018 <6>[ 65.343745] lkdtm: attempting good copy_to_user of local stack <6>[ 65.349877] lkdtm: attempting bad copy_to_user of distant stack <4>[ 65.356083] lkdtm: copy_to_user failed, but lacked Oops # [ 65.324908] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 65.331193] lkdtm: good_stack: ffffac0fc4cf7e20-ffffac0fc4cf7e40 # [ 65.337469] lkdtm: bad_stack : ffffac0fc4cf7ff8-ffffac0fc4cf8018 # [ 65.343745] lkdtm: attempting good copy_to_user of local stack # [ 65.349877] lkdtm: attempting bad copy_to_user of distant stack # [ 65.356083] lkdtm: copy_to_user failed, but lacked Oops # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL] not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1 # selftests: lkdtm: USERCOPY_KERNEL.sh <6>[ 65.525179] lkdtm: Performing direct entry USERCOPY_KERNEL <6>[ 65.530944] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffbc240b70 <6>[ 65.538999] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb9ae41c0 <3>[ 65.546744] lkdtm: FAIL: survived bad copy_to_user() # [ 65.525179] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 65.530944] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffbc240b70 # [ 65.538999] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb9ae41c0 # [ 65.546744] lkdtm: FAIL: survived bad copy_to_user() # USERCOPY_KERNEL: missing 'call trace:': [FAIL] not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1 # selftests: lkdtm: STACKLEAK_ERASING.sh <6>[ 65.708871] lkdtm: Performing direct entry STACKLEAK_ERASING <6>[ 65.714801] lkdtm: checking unused part of the thread stack (15928 bytes)... <3>[ 65.722142] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) <3>[ 65.729390] lkdtm: FAIL: the thread stack is NOT properly erased <4>[ 65.735774] CPU: 1 PID: 2963 Comm: cat Tainted: G D W 5.10.218-cip49 #1 <4>[ 65.743763] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 <4>[ 65.749933] Call Trace: <4>[ 65.752647] dump_stack+0x77/0x9b <4>[ 65.756219] lkdtm_STACKLEAK_ERASING+0x116/0x144 <4>[ 65.761090] direct_entry.cold+0x2c/0x38 <4>[ 65.765271] full_proxy_write+0x56/0x80 <4>[ 65.769364] vfs_write+0xea/0x3b0 <4>[ 65.772934] ksys_write+0x68/0xf0 <4>[ 65.776507] do_syscall_64+0x33/0x40 <4>[ 65.780338] entry_SYSCALL_64_after_hwframe+0x67/0xd1 <4>[ 65.785643] RIP: 0033:0x7f3d6bedc240 <4>[ 65.789474] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 <4>[ 65.808470] RSP: 002b:00007ffcc99d6718 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 <4>[ 65.816289] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3d6bedc240 <4>[ 65.823670] RDX: 0000000000000012 RSI: 00007f3d6bdc3000 RDI: 0000000000000001 <4>[ 65.831052] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 <4>[ 65.838434] R10: 00007f3d6bdfd4d0 R11: 0000000000000202 R12: 00007f3d6bdc3000 <4>[ 65.845815] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000000000 # [ 65.708871] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 65.714801] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 65.722142] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 65.729390] lkdtm: FAIL: the thread stack is NOT properly erased # [ 65.735774] CPU: 1 PID: 2963 Comm: cat Tainted: G D W 5.10.218-cip49 #1 # [ 65.743763] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 65.749933] Call Trace: # [ 65.752647] dump_stack+0x77/0x9b # [ 65.756219] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 65.761090] direct_entry.cold+0x2c/0x38 # [ 65.765271] full_proxy_write+0x56/0x80 # [ 65.769364] vfs_write+0xea/0x3b0 # [ 65.772934] ksys_write+0x68/0xf0 # [ 65.776507] do_syscall_64+0x33/0x40 # [ 65.780338] entry_SYSCALL_64_after_hwframe+0x67/0xd1 # [ 65.785643] RIP: 0033:0x7f3d6bedc240 # [ 65.789474] Code: 40 00 48 8b 15 c1 9b 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 80 3d a1 23 0e 00 00 74 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 48 83 ec 28 48 89 # [ 65.808470] RSP: 002b:00007ffcc99d6718 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # [ 65.816289] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3d6bedc240 # [ 65.823670] RDX: 0000000000000012 RSI: 00<6>[ 66.009723] lkdtm: Performing direct entry CFI_FORWARD_PROTO 007f3d6bdc3000 RDI: 0000000000000001 # [ 65.831052] RBP: 0000000000000012 R08: 00000000ffffffff R09: 0000000000000000 # [ 65.838434] R10: 00007f3d6bdfd4d0 R11: 0000000000000202 R12: 00007f3d6bdc3000 # [ 65.845815] R13: 0000000000000001 R14: 000000<6>[ 66.022043] lkdtm: Calling matched prototype ... 0000020000 R15: 0000000000000000 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh <6>[ 66.049115] lkdtm: Calling mismatched prototype ... <6>[ 66.073935] lkdtm: Fail: survived mismatched prototype function call! # [ 66.009723] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 66.022043] lkdtm: Calling matched prototype ... # [ 66.049115] lkdtm: Calling mismatched prototype ... # [ 66.073935] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh pass lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh pass lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass lkdtm_UNSET_SMEP_sh pass lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh pass lkdtm_EXEC_STACK_sh pass lkdtm_EXEC_KMALLOC_sh pass lkdtm_EXEC_VMALLOC_sh pass lkdtm_EXEC_RODATA_sh pass lkdtm_EXEC_USERSPACE_sh pass lkdtm_EXEC_NULL_sh pass lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh pass lkdtm_WRITE_RO_sh pass lkdtm_WRITE_RO_AFTER_INIT_sh pass lkdtm_WRITE_KERN_sh pass lkdtm_REFCOUNT_INC_OVERFLOW_sh pass lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass lkdtm_REFCOUNT_DEC_ZERO_sh pass lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh pass lkdtm_REFCOUNT_ADD_ZERO_sh pass lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #