[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 Phase 2 Phase 3 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_report_dev_firmware() This is developer signed firmware FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) VB2:vb2_verify_keyblock() Checking key block signature... FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) VB2:vb2_verify_fw_preamble() Verifying preamble. Phase 4 FMAP: area FW_MAIN_B found @ 24f000 (2154432 bytes) VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW VB2:vb2_rsa_verify_digest() Digest check failed! VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7 Saving nvdata Reboot requested (10020007) board_reset() called! 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: 0x1b / 0x7 VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0 Recovery requested (1009000e) Saving nvdata 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 65942 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 124078 run 1060 exit 1 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 2023-01-14 01:56:55 UTC POST: Unexpected post code in previous boot: 0x90 ELOG: Event(A3) added with size 11 at 2023-01-14 01:56:55 UTC ELOG: Event(9F) added with size 14 at 2023-01-14 01:56:55 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 96140 exit 1 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 40760 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 40315 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 8809 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 9944 usecs POST: 0x55 scan_bus: scanning of bus DOMAIN: 0000 took 315103 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 21195 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 13154 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 13151 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 16982 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 426174 usecs done BS: BS_DEV_ENUMERATE times (us): entry 0 run 631156 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 1563712 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 279562 run 130725 exit 0 POST: 0x75 Initializing devices... Root Device init ... Root Device init finished in 1950 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 346106 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 2003 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 112257 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 133947 usecs POST: 0x75 PCI: 00:14.3 init ... RTC Init PCI: 00:14.3 init finished in 2962 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 170073 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 7126 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: 5.802 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 PNP: 0c09.0 init finished in 34466 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 1076454 exit 150 ELOG: Event(A1) added with size 10 at 2023-01-14 01:56:59 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b ELOG: Event(A0) added with size 9 at 2023-01-14 01:56:59 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 22170 run 4547 exit 37919 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 2023-01-14 01:56:59 UTC POST: 0x77 BS: BS_OS_RESUME_CHECK times (us): entry 29651 run 1061 exit 0 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 6ac4 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. cdffeb20 0000006c POWER STATE 5. cdffeb00 00000010 MEM INFO 6. cdffe9a0 00000149 COREBOOTFWD 7. cdffe960 00000028 BS: BS_WRITE_TABLES times (us): entry 2 run 438405 exit 0 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 230 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 8713726/tftp-deploy-8wvewekw/kernel/bzImage 8713726/tftp-deploy-8wvewekw/kernel/cmdline 8713726/tftp-deploy-8wvewekw/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 8713726/tftp-deploy-8wvewekw/kernel/bzImage w/kernel/cmdline 8713726/tftp-deploy-8wvewekw/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:78:41:78 Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.18 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 8713726/tftp-deploy-8wvewekw/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 ################### done. The bootfile was 14306720 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 ############################### done. Sending tftp read request... done. Waiting for the transfer... 00000000 # done. Command line loaded dynamically from TFTP file: 8713726/tftp-deploy-8wvewekw/kernel/cmdline The command line is: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8713726/extract-nfsrootfs-2_kilr0b,tcp,hard 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: 18526114 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 [ 0.000000] Linux version 5.10.162-cip24 (KernelCI@build-j847893-x86-64-gcc-10-x86-64-defconfig-x86-chromeboof5kqb) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sat Jan 14 01:45:57 UTC 2023 [ 0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8713726/extract-nfsrootfs-2_kilr0b,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] type 16 [ 0.000000] BIOS-e820: [mem 0x0000000000001000-0x000000000009ffff] usable [ 0.000000] BIOS-e820: [mem 0x00000000000a0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000cdd0cfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000cdd0d000-0x00000000cdffffff] type 16 [ 0.000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000012effffff] usable [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.7 present. [ 0.000000] DMI: Google Grunt/Grunt, BIOS 09/05/2019 [ 0.000000] tsc: Fast TSC calibration using PIT [ 0.000000] tsc: Detected 1597.118 MHz processor [ 0.001233] last_pfn = 0x12f000 max_arch_pfn = 0x400000000 [ 0.001725] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003294] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000 [ 0.009838] check: Scanning 1 areas for low memory corruption [ 0.009848] Using GB pages for direct mapping [ 0.010252] RAMDISK: [mem 0x377c2000-0x37ffffff] [ 0.010259] ACPI: Early table checksum verification disabled [ 0.010265] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4) [ 0.010275] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010286] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010298] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531) [ 0.010307] ACPI: FACS 0x00000000CDE2E240 000040 [ 0.010314] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A) [ 0.010323] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010331] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010338] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010346] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010354] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010362] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010370] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD AGESA 00000002 MSFT 04000000) [ 0.010378] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD AGESA 00000001 AMD 00000001) [ 0.010386] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53] [ 0.010389] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f] [ 0.010393] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f] [ 0.010396] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14] [ 0.010399] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b] [ 0.010403] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91] [ 0.010406] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d] [ 0.010409] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78] [ 0.010412] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7] [ 0.010415] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f] [ 0.010419] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea] [ 0.010422] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b] [ 0.010487] No NUMA configuration found [ 0.010490] Faking a node at [mem 0x0000000000000000-0x000000012effffff] [ 0.010498] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff] [ 0.010534] Zone ranges: [ 0.010538] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.010543] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.010547] Normal [mem 0x0000000100000000-0x000000012effffff] [ 0.010552] Movable zone start for each node [ 0.010555] Early memory node ranges [ 0.010558] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.010562] node 0: [mem 0x0000000000100000-0x00000000cdd0cfff] [ 0.010565] node 0: [mem 0x0000000100000000-0x000000012effffff] [ 0.010569] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff] [ 0.010595] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.010631] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.026606] On node 0, zone Normal: 8947 pages in unavailable ranges [ 0.026679] On node 0, zone Normal: 4096 pages in unavailable ranges [ 0.026745] ACPI: PM-Timer IO Port: 0x418 [ 0.026759] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1]) [ 0.026779] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23 [ 0.026791] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55 [ 0.026796] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.026801] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) [ 0.026811] Using ACPI (MADT) for SMP configuration information [ 0.026815] ACPI: HPET id: 0x10228201 base: 0xfed00000 [ 0.026823] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.026845] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.026850] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] [ 0.026854] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff] [ 0.026857] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff] [ 0.026860] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff] [ 0.026863] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] [ 0.026866] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff] [ 0.026872] [mem 0xd0000000-0xf7ffffff] available for PCI devices [ 0.026879] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.034371] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.034917] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576 [ 0.034984] Built 1 zonelists, mobility grouping on. Total pages: 1019233 [ 0.034988] Policy zone: Normal [ 0.035001] Kernel command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8713726/extract-nfsrootfs-2_kilr0b,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.036071] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.036556] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.036585] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.071178] Memory: 3941512K/4141744K available (18450K kernel code, 3459K rwdata, 7988K rodata, 2016K init, 13316K bss, 199972K reserved, 0K cma-reserved) [ 0.071293] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.071343] ftrace: allocating 52794 entries in 207 pages [ 0.119847] ftrace: allocated 207 pages with 6 groups [ 0.120100] Running RCU self tests [ 0.120111] rcu: Hierarchical RCU implementation. [ 0.120114] rcu: RCU event tracing is enabled. [ 0.120117] rcu: RCU lockdep checking is enabled. [ 0.120120] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.120124] Rude variant of Tasks RCU enabled. [ 0.120127] Tracing variant of Tasks RCU enabled. [ 0.120130] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.120133] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.127725] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16 [ 0.128045] random: crng init done [ 0.128147] Console: colour dummy device 80x25 [ 0.154098] printk: console [ttyS0] enabled [ 0.154244] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.154505] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.154646] ... MAX_LOCK_DEPTH: 48 [ 0.154791] ... MAX_LOCKDEP_KEYS: 8192 [ 0.154941] ... CLASSHASH_SIZE: 4096 [ 0.155091] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.155244] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.155397] ... CHAINHASH_SIZE: 32768 [ 0.155550] memory used by lock dependency info: 6365 kB [ 0.155734] memory used for stack traces: 4224 kB [ 0.155898] per task-struct memory footprint: 1920 bytes [ 0.156132] ACPI: Core revision 20200925 [ 0.156543] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns [ 0.156902] APIC: Switch to symmetric I/O mode setup [ 0.157514] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0 [ 0.161891] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170582522da, max_idle_ns: 440795203825 ns [ 0.162267] Calibrating delay loop (skipped), value calculated using timer frequency.. 3194.23 BogoMIPS (lpj=1597118) [ 0.162625] pid_max: default: 32768 minimum: 301 [ 0.162842] LSM: Security Framework initializing [ 0.163273] SELinux: Initializing. [ 0.163433] LSM support for eBPF active [ 0.163602] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.163868] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.165223] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable. [ 0.165346] LVT offset 1 assigned for vector 0xf9 [ 0.165519] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512 [ 0.165721] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0 [ 0.166261] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.166550] Spectre V2 : Mitigation: Retpolines [ 0.166706] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.166984] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 0.167210] Spectre V2 : Enabling Speculation Barrier for firmware calls [ 0.167254] RETBleed: Mitigation: untrained return thunk [ 0.167439] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.167723] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.174961] ------------[ cut here ]------------ [ 0.175135] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 [ 0.175146] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220 [ 0.175550] Modules linked in: [ 0.175664] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.162-cip24 #1 [ 0.175889] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 0.176256] RIP: 0010:apply_returns+0x1f5/0x220 [ 0.176414] Code: e4 01 00 0f 85 e1 fe ff ff 49 89 e8 b9 05 00 00 00 4c 89 f2 48 89 ee 48 c7 c7 c0 11 9f 94 c6 05 2a 48 e4 01 01 e8 c6 c5 e5 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc [ 0.177034] RSP: 0000:ffffffff94c03de0 EFLAGS: 00010282 [ 0.177254] RAX: 0000000000000000 RBX: ffffffff956d12a4 RCX: 0000000000000000 [ 0.177495] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff9317ab01 [ 0.177736] RBP: ffffffff946d1220 R08: 0000000000000001 R09: 0000000000000001 [ 0.177977] R10: ffffffff94c8fd20 R11: 3fffffffffffffff R12: ffffffff956e848c [ 0.178254] R13: cccccccccccccccc R14: ffffffff946d1225 R15: 0000000000000000 [ 0.178496] FS: 0000000000000000(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 0.178768] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.178964] CR2: ffff8fe06efff000 CR3: 0000000094026000 CR4: 00000000001506f0 [ 0.179205] Call Trace: [ 0.179273] alternative_instructions+0x7d/0x143 [ 0.179435] check_bugs+0xece/0xf2a [ 0.179563] start_kernel+0x517/0x54d [ 0.179697] secondary_startup_64_no_verify+0xc2/0xcb [ 0.179880] irq event stamp: 1687 [ 0.180000] hardirqs last enabled at (1695): [] console_unlock+0x4d1/0x5f0 [ 0.180255] hardirqs last disabled at (1706): [] console_unlock+0x444/0x5f0 [ 0.180543] softirqs last enabled at (1704): [] irq_enter_rcu+0x71/0x80 [ 0.180822] softirqs last disabled at (1703): [] irq_enter_rcu+0x56/0x80 [ 0.181102] ---[ end trace 1530e77902b63d87 ]--- [ 0.184763] Freeing SMP alternatives memory: 44K [ 0.185500] smpboot: CPU 0 Converting physical 2 to logical die 0 [ 0.287835] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0) [ 0.288250] Performance Events: Fam15h core perfctr, AMD PMU driver. [ 0.288262] ... version: 0 [ 0.288403] ... bit width: 48 [ 0.288546] ... generic registers: 6 [ 0.288686] ... value mask: 0000ffffffffffff [ 0.288868] ... max period: 00007fffffffffff [ 0.289050] ... fixed-purpose events: 0 [ 0.289255] ... event mask: 000000000000003f [ 0.289750] rcu: Hierarchical SRCU implementation. [ 0.291412] smp: Bringing up secondary CPUs ... [ 0.292147] x86: Booting SMP configuration: [ 0.292282] .... node #0, CPUs: #1 [ 0.293422] smp: Brought up 1 node, 2 CPUs [ 0.293615] smpboot: Max logical packages: 1 [ 0.294256] smpboot: Total of 2 processors activated (6388.47 BogoMIPS) [ 0.295630] devtmpfs: initialized [ 0.296426] x86/mm: Memory block size: 128MB [ 0.299344] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.299344] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 0.299851] pinctrl core: initialized pinctrl subsystem [ 0.300460] PM: RTC time: 01:57:13, date: 2023-01-14 [ 0.301066] NET: Registered protocol family 16 [ 0.301768] audit: initializing netlink subsys (disabled) [ 0.302320] audit: type=2000 audit(1673661433.145:1): state=initialized audit_enabled=0 res=1 [ 0.302845] thermal_sys: Registered thermal governor 'step_wise' [ 0.302849] thermal_sys: Registered thermal governor 'user_space' [ 0.303321] cpuidle: using governor menu [ 0.303795] ACPI: bus type PCI registered [ 0.304323] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000) [ 0.304641] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820 [ 0.304874] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!) [ 0.305237] PCI: Using configuration type 1 for base access [ 0.321578] Kprobes globally optimized [ 0.321750] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.321750] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.322373] cryptomgr_test (28) used greatest stack depth: 14880 bytes left [ 0.325370] ACPI: Added _OSI(Module Device) [ 0.325522] ACPI: Added _OSI(Processor Device) [ 0.325678] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.325843] ACPI: Added _OSI(Processor Aggregator Device) [ 0.326030] ACPI: Added _OSI(Linux-Dell-Video) [ 0.326186] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.326263] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.343498] ACPI: 4 ACPI AML tables successfully acquired and loaded [ 0.354898] ACPI: EC: EC started [ 0.355032] ACPI: EC: interrupt blocked [ 0.355651] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.355830] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions [ 0.356081] ACPI: Interpreter enabled [ 0.356277] ACPI: (supports S0 S1 S3 S4 S5) [ 0.356425] ACPI: Using IOAPIC for interrupt routing [ 0.356636] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.357707] ACPI: Enabled 3 GPEs in block 00 to 1F [ 0.360480] ACPI: Power Resource [P0U2] (off) [ 0.360806] ACPI: Power Resource [P3U2] (off) [ 0.362629] ACPI: Power Resource [P0U3] (off) [ 0.362916] ACPI: Power Resource [P3U3] (off) [ 0.373219] ACPI: Power Resource [PRIC] (on) [ 0.399811] ACPI: Power Resource [PRIC] (on) [ 0.431079] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.431264] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.431783] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] [ 0.432070] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge [ 0.432369] acpi PNP0A08:00: host bridge window expanded to [io 0x0000-0x0cf7 window]; [io 0x03b0-0x03df window] ignored [ 0.432921] PCI host bridge to bus 0000:00 [ 0.433258] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.433493] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.433726] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] [ 0.433961] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff] [ 0.434257] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff] [ 0.434492] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.434738] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000 [ 0.435571] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000 [ 0.435794] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref] [ 0.436051] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref] [ 0.436263] pci 0000:00:01.0: reg 0x20: [io 0x1000-0x10ff] [ 0.436462] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff] [ 0.436683] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref] [ 0.436918] pci 0000:00:01.0: enabling Extended Tags [ 0.437161] pci 0000:00:01.0: supports D1 D2 [ 0.437256] pci 0000:00:01.0: PME# supported from D1 D2 D3hot [ 0.437841] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300 [ 0.438063] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit] [ 0.438293] pci 0000:00:01.1: enabling Extended Tags [ 0.438519] pci 0000:00:01.1: supports D1 D2 [ 0.438915] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000 [ 0.439514] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400 [ 0.439768] pci 0000:00:02.2: enabling Extended Tags [ 0.440010] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold [ 0.440627] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400 [ 0.440881] pci 0000:00:02.4: enabling Extended Tags [ 0.441121] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold [ 0.441626] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000 [ 0.442101] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000 [ 0.442271] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref] [ 0.442523] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff] [ 0.442743] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff] [ 0.442964] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff] [ 0.443262] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff] [ 0.443742] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000 [ 0.444313] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330 [ 0.444546] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit] [ 0.444920] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold [ 0.445536] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320 [ 0.445760] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff] [ 0.446076] pci 0000:00:12.0: supports D1 D2 [ 0.446226] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.446590] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500 [ 0.447398] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100 [ 0.448007] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501 [ 0.448236] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit] [ 0.448351] pci 0000:00:14.7: PME# supported from D3cold [ 0.448868] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000 [ 0.449502] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000 [ 0.449954] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000 [ 0.450465] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000 [ 0.450925] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000 [ 0.451379] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000 [ 0.452016] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000 [ 0.452282] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit] [ 0.452799] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 0.453544] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.453725] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.454166] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501 [ 0.454361] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff] [ 0.454671] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff] [ 0.455261] pci 0000:02:00.0: PME# supported from D3hot D3cold [ 0.458508] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.458697] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.461015] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15) [ 0.461397] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15) [ 0.461784] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15) [ 0.462168] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15) [ 0.462392] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15) [ 0.462777] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0 [ 0.463319] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.463711] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.468276] ACPI: EC: interrupt unblocked [ 0.468430] ACPI: EC: event unblocked [ 0.468565] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.468746] ACPI: EC: GPE=0x3 [ 0.468857] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete [ 0.469098] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events [ 0.469603] iommu: Default domain type: Translated [ 0.470317] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 0.470540] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.470540] pci 0000:00:01.0: vgaarb: bridge control possible [ 0.470540] vgaarb: loaded [ 0.470983] SCSI subsystem initialized [ 0.471465] ACPI: bus type USB registered [ 0.472264] usbcore: registered new interface driver usbfs [ 0.472495] usbcore: registered new interface driver hub [ 0.472704] usbcore: registered new device driver usb [ 0.490369] pps_core: LinuxPPS API ver. 1 registered [ 0.490546] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.491267] PTP clock support registered [ 0.491467] Advanced Linux Sound Architecture Driver Initialized. [ 0.492636] NetLabel: Initializing [ 0.492758] NetLabel: domain hash size = 128 [ 0.492909] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.493155] NetLabel: unlabeled traffic allowed by default [ 0.493352] PCI: Using ACPI for IRQ routing [ 0.495182] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 0.495256] hpet0: 3 comparators, 32-bit 14.318180 MHz counter [ 0.498342] clocksource: Switched to clocksource tsc-early [ 0.848432] VFS: Disk quotas dquot_6.6.0 [ 0.848610] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.849139] pnp: PnP ACPI init [ 0.849746] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved [ 0.850453] system 00:03: [io 0x0900-0x09fe] has been reserved [ 0.850835] system 00:04: [io 0x0200] has been reserved [ 0.851028] system 00:04: [io 0x0204] has been reserved [ 0.851213] system 00:04: [io 0x0800-0x087f] has been reserved [ 0.851418] system 00:04: [io 0x0880-0x08ff] has been reserved [ 0.853411] pnp: PnP ACPI: found 6 devices [ 0.864692] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.865103] NET: Registered protocol family 2 [ 0.865455] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.866754] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) [ 0.867177] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 0.867712] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) [ 0.869034] TCP: Hash tables configured (established 32768 bind 32768) [ 0.869682] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) [ 0.870108] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.870488] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.871005] NET: Registered protocol family 1 [ 0.871774] RPC: Registered named UNIX socket transport module. [ 0.872013] RPC: Registered udp transport module. [ 0.872177] RPC: Registered tcp transport module. [ 0.872340] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.872934] NET: Registered protocol family 44 [ 0.873113] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.873292] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.873541] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.873717] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.873958] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.874170] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.874381] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] [ 0.874603] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff] [ 0.874818] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff] [ 0.875033] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff] [ 0.875248] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff] [ 0.875617] pci 0000:00:01.0: disabling ATS [ 0.875770] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.876234] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0 [ 0.877256] pci 0000:00:10.0: PME# does not work under D0, disabling it [ 0.878125] PCI: CLS 64 bytes, default 64 [ 0.878565] Unpacking initramfs... [ 1.082487] Freeing initrd memory: 8440K [ 1.082636] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.082858] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB) [ 1.083175] LVT offset 0 assigned for vector 0x400 [ 1.083417] perf: AMD IBS detected (0x000007ff) [ 1.083655] kvm: no hardware support [ 1.083889] kvm: Nested Virtualization enabled [ 1.084051] SVM: kvm: Nested Paging enabled [ 1.084198] SVM: Virtual VMLOAD VMSAVE supported [ 1.084357] SVM: Virtual GIF supported [ 1.086025] check: Scanning for low memory corruption every 60 seconds [ 1.087675] Initialise system trusted keyrings [ 1.088027] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 1.100830] NFS: Registering the id_resolver key type [ 1.101039] Key type id_resolver registered [ 1.101208] Key type id_legacy registered [ 1.117154] Key type asymmetric registered [ 1.117322] Asymmetric key parser 'x509' registered [ 1.117538] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.117802] io scheduler mq-deadline registered [ 1.117969] io scheduler kyber registered [ 1.118289] test_firmware: interface ready [ 1.120347] pcieport 0000:00:02.2: PME: Signaling with IRQ 25 [ 1.121093] pcieport 0000:00:02.4: PME: Signaling with IRQ 26 [ 1.122083] ACPI: AC Adapter [AC] (on-line) [ 1.122480] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0 [ 1.123375] ACPI: Lid Switch [LID0] [ 1.123660] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 1.124085] ACPI: Power Button [PWRF] [ 1.124479] ACPI: Video Device [IGFX] (multi-head: no rom: yes post: no) [ 1.125264] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2 [ 1.125719] ACPI: \_PR_.P000: Found 2 idle states [ 1.126377] ACPI: \_PR_.P001: Found 2 idle states [ 1.128767] thermal LNXTHERM:00: registered as thermal_zone0 [ 1.128973] ACPI: Thermal Zone [THRM] (22 C) [ 1.129503] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.132445] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.132539] printk: console [ttyS0] disabled [ 1.133292] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A [ 2.109343] tsc: Refined TSC clocksource calibration: 1597.001 MHz [ 2.117526] printk: console [ttyS0] enabled [ 2.127071] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170513f5222, max_idle_ns: 440795253942 ns [ 2.132541] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A [ 3.771605] clocksource: Switched to clocksource tsc [ 3.772275] Non-volatile memory driver v1.3 [ 3.780919] Linux agpgart interface v0.103 [ 3.786407] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 3.802196] loop: module loaded [ 3.805871] lkdtm: No crash points registered, enable through debugfs [ 3.813819] e100: Intel(R) PRO/100 Network Driver [ 3.818531] e100: Copyright(c) 1999-2006 Intel Corporation [ 3.824059] e1000: Intel(R) PRO/1000 Network Driver [ 3.828938] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.834738] e1000e: Intel(R) PRO/1000 Network Driver [ 3.839705] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 3.845678] sky2: driver version 1.30 [ 3.849552] usbcore: registered new interface driver r8152 [ 3.855325] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.861869] ehci-pci: EHCI PCI platform driver [ 3.866755] ehci-pci 0000:00:12.0: EHCI Host Controller [ 3.872524] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1 [ 3.879978] ehci-pci 0000:00:12.0: debug port 2 [ 3.884694] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000 [ 3.897547] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00 [ 3.903755] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 3.912051] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.919276] usb usb1: Product: EHCI Host Controller [ 3.924158] usb usb1: Manufacturer: Linux 5.10.162-cip24 ehci_hcd [ 3.930253] usb usb1: SerialNumber: 0000:00:12.0 [ 3.935845] hub 1-0:1.0: USB hub found [ 3.939699] hub 1-0:1.0: 2 ports detected [ 3.944672] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 3.950879] ohci-pci: OHCI PCI platform driver [ 3.955373] uhci_hcd: USB Universal Host Controller Interface driver [ 3.962119] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 3.967998] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 [ 3.975633] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410 [ 3.985790] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 3.994073] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.001297] usb usb2: Product: xHCI Host Controller [ 4.006182] usb usb2: Manufacturer: Linux 5.10.162-cip24 xhci-hcd [ 4.012278] usb usb2: SerialNumber: 0000:00:10.0 [ 4.017568] hub 2-0:1.0: USB hub found [ 4.021439] hub 2-0:1.0: 4 ports detected [ 4.026342] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 4.031825] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3 [ 4.039232] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed [ 4.045625] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM. [ 4.054015] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 [ 4.062279] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.069573] usb usb3: Product: xHCI Host Controller [ 4.074456] usb usb3: Manufacturer: Linux 5.10.162-cip24 xhci-hcd [ 4.080552] usb usb3: SerialNumber: 0000:00:10.0 [ 4.086160] hub 3-0:1.0: USB hub found [ 4.089989] hub 3-0:1.0: 4 ports detected [ 4.094935] usbcore: registered new interface driver usblp [ 4.100472] usbcore: registered new interface driver usb-storage [ 4.106766] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers [ 4.115735] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 [ 4.122560] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 4.134020] i8042: Warning: Keylock active [ 4.138298] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.144478] rtc_cmos 00:01: RTC can wake from S4 [ 4.150238] rtc_cmos 00:01: registered as rtc0 [ 4.154862] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs [ 4.162200] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 [ 4.162460] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com [ 4.179391] sdhci: Secure Digital Host Controller Interface driver [ 4.185583] sdhci: Copyright(c) Pierre Ossman [ 4.190006] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1) [ 4.201542] usb 1-1: new high-speed USB device number 2 using ehci-pci [ 4.272519] usb 2-1: new high-speed USB device number 2 using xhci_hcd [ 4.295427] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit [ 4.302519] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1) [ 4.310343] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage [ 4.319193] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA [ 4.325927] hid: raw HID events driver (C) Jiri Kosina [ 4.331770] usbcore: registered new interface driver usbhid [ 4.337348] usbhid: USB HID core driver [ 4.344208] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18 [ 4.345194] cros_ec_lpcs GOOG0004:00: Chrome EC device registered [ 4.352426] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.360196] snd_hda_intel 0000:00:01.1: Force to non-snoop mode [ 4.371941] hub 1-1:1.0: USB hub found [ 4.376308] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.380217] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up [ 4.381833] hub 1-1:1.0: 4 ports detected [ 4.392891] gre: GRE over IPv4 demultiplexor driver [ 4.397799] ip_gre: GRE over IPv4 tunneling driver [ 4.403790] IPv4 over IPsec tunneling driver [ 4.408527] Initializing XFRM netlink socket [ 4.413611] NET: Registered protocol family 10 [ 4.419650] Segment Routing with IPv6 [ 4.423663] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10 [ 4.425062] ip6_gre: GRE over IPv6 tunneling driver [ 4.431853] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.434049] hub 2-1:1.0: USB hub found [ 4.437344] NET: Registered protocol family 17 [ 4.444532] hub 2-1:1.0: 4 ports detected [ 4.447954] Key type dns_resolver registered [ 4.460508] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending. [ 4.469211] microcode: CPU0: patch_level=0x06006705 [ 4.474126] microcode: CPU1: patch_level=0x06006705 [ 4.479080] microcode: Microcode Update Driver: v2.2. [ 4.479090] IPI shorthand broadcast: enabled [ 4.488563] sched_clock: Marking stable (4459168784, 29251216)->(4516471016, -28051016) [ 4.496853] registered taskstats version 1 [ 4.500965] Loading compiled-in X.509 certificates [ 4.507555] PM: Magic number: 7:565:963 [ 4.511768] platform AAHB0000:00: hash matches [ 4.516288] acpi AAHB0000:00: hash matches [ 4.520415] memory memory14: hash matches [ 4.524572] printk: console [netcon0] enabled [ 4.528949] netconsole: network logging started [ 4.534082] acpi_cpufreq: overriding BIOS provided _PSD data [ 4.541055] IP-Config: Failed to open gretap0 [ 4.545465] IP-Config: Failed to open erspan0 [ 4.549829] IP-Config: No network devices available [ 4.554850] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.567570] modprobe (79) used greatest stack depth: 14208 bytes left [ 4.574344] usb 2-3: new high-speed USB device number 3 using xhci_hcd [ 4.574879] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.580952] cryptomgr_probe (81) used greatest stack depth: 14168 bytes left [ 4.587886] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.594752] ALSA device list: [ 4.603317] cfg80211: failed to load regulatory.db [ 4.606339] No soundcards found. [ 4.614929] dw-apb-uart AMD0020:00: forbid DMA for kernel console [ 4.625446] Freeing unused kernel image (initmem) memory: 2016K [ 4.637402] Write protecting the kernel read-only data: 28672k [ 4.644948] Freeing unused kernel image (text/rodata gap) memory: 2028K [ 4.651884] Freeing unused kernel image (rodata/data gap) memory: 204K [ 4.658527] Run /init as init process [ 4.673003] mkdir (83) used greatest stack depth: 13952 bytes left Loading, please wait... Starting version 247.3-7+deb11u1 [ 4.718876] systemd-udevd (101) used greatest stack depth: 13584 bytes left [ 4.731298] usb 1-1.1: new high-speed USB device number 3 using ehci-pci [ 4.748420] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.756632] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.763771] usb 2-3: Product: USB 10/100/1000 LAN [ 4.768480] usb 2-3: Manufacturer: Realtek [ 4.772584] usb 2-3: SerialNumber: 001000001 [ 4.830296] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd [ 4.869528] usb 1-1.1: New USB device found, idVendor=05c8, idProduct=03d1, bcdDevice= 1.03 [ 4.877930] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [ 4.885265] usb 1-1.1: Product: HP TrueVision HD Camera [ 4.890507] usb 1-1.1: Manufacturer: Foxlink [ 4.894788] usb 1-1.1: SerialNumber: 0x0001 [ 4.926324] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.934720] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.942040] usb 2-1.1: Product: USB 10/100/1000 LAN [ 4.946928] usb 2-1.1: Manufacturer: Realtek [ 4.951209] usb 2-1.1: SerialNumber: 000000000000 [ 5.039150] usb 2-3: reset high-speed USB device number 3 using xhci_hcd [ 5.045942] usb 1-1.2: new full-speed USB device number 4 using ehci-pci [ 5.151621] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01 [ 5.159993] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.168036] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. [ 5.258685] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd [ 5.293307] r8152 2-3:1.0: load rtl8153b-2 v1 10/23/19 successfully [ 5.363569] r8152 2-3:1.0 eth0: v1.11.11 [ 5.447284] r8152 2-1.1:1.0: load rtl8153b-2 v1 10/23/19 successfully [ 5.511898] r8152 2-1.1:1.0 eth1: v1.11.11 [ 5.543251] r8152 2-3:1.0 enx00e04c784178: renamed from eth0 [ 5.560363] r8152 2-1.1:1.0 enxf4f5e850e77e: renamed from eth1 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 ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/enx00e04c784178 found done. IP-Config: enxf4f5e850e77e hardware address f4:f5:e8:50:e7:7e mtu 1500 DHCP [ 5.667984] mmc1: new HS200 MMC card at address 0001 [ 5.674833] mmcblk1: mmc1:0001 DF4016 14.7 GiB IP-Config: enx00e04c784178 hardware address 00:e0:4c:78:41:78 mtu 1500 DHCP[ 5.679685] mmcblk1boot0: mmc1:0001 DF4016 partition 1 4.00 MiB [ 5.692049] mmcblk1boot1: mmc1:0001 DF4016 partition 2 4.00 MiB [ 5.698843] mmcblk1rpmb: mmc1:0001 DF4016 partition 3 4.00 MiB, chardev (246:0) IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address [ 5.717948] mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address [ 6.986316] IPv6: ADDRCONF(NETDEV_CHANGE): enx00e04c784178: link becomes ready [ 6.995115] r8152 2-3:1.0 enx00e04c784178: carrier on IP-Config: no response after 2 secs - giving up IP-Config: enxf4f5e850e77e hardware address f4:f5:e8:50:e7:7e mtu 1500 DHCP IP-Config: enx00e04c784178 hardware address 00:e0:4c:78:41:78 mtu 1500 DHCP IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enx00e04c784178 complete (dhcp from 192.168.201.1): address: 192.168.201.18 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-9 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : [ 7.396644] nfsmount (145) used greatest stack depth: 12680 bytes left done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.33: No such file or directory [ 8.654976] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 8.690708] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 11 (bullseye)! [ 8.724398] systemd[1]: Set hostname to . [ 8.925801] systemd-getty-g (163) used greatest stack depth: 12656 bytes left [ 9.517615] systemd[1]: Queued start job for default target Graphical Interface. [ 9.528936] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 9.544207] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 9.559199] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 9.575153] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 9.590063] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 9.607919] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 9.625690] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary…s File System Automount Point. [ 9.644725] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 9.659707] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 9.670661] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 9.685663] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 9.696477] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 9.707062] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 9.723878] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 9.739787] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 9.755208] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 9.767743] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 9.785665] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 9.798101] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 9.811963] systemd[1]: Mounting Huge Pages File System... Mounting Huge Pages File System... [ 9.826685] systemd[1]: Mounting POSIX Message Queue File System... Mounting POSIX Message Queue File System... [ 9.845720] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 9.863927] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 9.891555] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 9.912962] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 9.928289] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 9.945933] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 9.964096] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 9.978706] systemd[1]: Starting Journal Service... Starting Journal Service... [ 10.012734] fuse: init (API version 7.32) [ 10.017696] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 10.033595] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 10.052683] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 10.077083] systemd[1]: Mounted Huge Pages File System. [ OK ] Mounted Huge Pages File System. [ 10.090018] systemd[1]: Mounted POSIX Message Queue File System. [ OK ] Mounted POSIX Message Queue File System. [ 10.105164] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 10.120576] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 10.138330] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 10.158107] systemd[1]: modprobe@configfs.service: Succeeded. [ 10.164935] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 10.180690] systemd[1]: modprobe@drm.service: Succeeded. [ 10.186695] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 10.200590] systemd[1]: modprobe@fuse.service: Succeeded. [ 10.207244] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 10.223368] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 10.238159] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 10.257085] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 10.278034] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 10.302614] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 10.314575] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 10.338712] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 10.355582] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 10.374691] systemd[1]: Starting Create System Users... Starting Create System Users... [ 10.400022] systemd[1]: Mounted FUSE Control File System. [ OK ] Mounted FUSE Control File System. [ 10.415730] systemd[1]: Mounted Kernel Configuration File System. [ OK ] Mounted Kernel Configuration File System. [ 10.434350] systemd[1]: Finished Load/Save Random Seed. [ OK ] Finished Load/Save Random Seed. [ 10.448178] systemd[1]: Finished Apply Kernel Variables. [ OK ] Finished Apply Kernel Variables. [ 10.465205] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ OK ] Finished Create System Users. Starting Create Static Device Nodes in /dev...[ 10.544445] systemd-journald[182]: Received client request to flush runtime journal. [ OK ] Finished Coldplug All udev Devices. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ 12.020031] journalctl (192) used greatest stack depth: 12528 bytes left [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Started Network Service. [ OK ] Found device /dev/ttyS0. [ OK ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target System Time Set. [ OK ] Reached target System Time Synchronized. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Periodic ext4 Onli…ata Check for All Filesystems. [ OK ] Started Discard unused blocks once a week. [ OK ] Reached target Timers. [ OK ] Listening on D-Bus System Message Bus Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Basic System. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. [ OK ] Started D-Bus System Message Bus. Starting Remove Stale Onli…t4 Metadata Check Snapshots... Starting User Login Management... Starting Network Name Resolution... [ OK ] Started User Login Management. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. Starting Permit User Sessions... [ OK ] Finished Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Finished Update UTMP about System Runlevel Changes. Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0 debian-bullseye-amd64 login: root (automatic login) Linux debian-bullseye-amd64 5.10.162-cip24 #1 SMP Sat Jan 14 01:45:57 UTC 2023 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/8713726/extract-nfsrootfs-2_kilr0b' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8713726/extract-nfsrootfs-2_kilr0b' / # 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-8713726/environment . /lava-8713726/environment / # /lava-8713726/bin/lava-test-runner /lava-8713726/0 /lava-8713726/bin/lava-test-runner /lava-8713726/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-8713726/0/tests/0_timesync-off ++ cat uuid + UUID=8713726_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-8713726/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=8713726_1.5.2.3.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.162-cip24/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b hp-11A-G6-EE-grunt -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-8713726/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2023-01-14 01:57:49-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.162-cip24/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28 Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 3529084 (3.4M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 47.81K 166KB/s kselftest.tar.xz 6%[> ] 216.08K 374KB/s kselftest.tar.xz 17%[==> ] 604.95K 680KB/s kselftest.tar.xz 48%[========> ] 1.63M 1.41MB/s kselftest.tar.xz 74%[=============> ] 2.49M 1.73MB/s kselftest.tar.xz 100%[===================>] 3.37M 2.05MB/s in 1.6s 2023-01-14 01:57:51 (2.05 MB/s) - 'kselftest.tar.xz' saved [3529084/3529084] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== 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 =============== [ 46.753535] 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 [ 47.034091] lkdtm: Performing direct entry BUG [ 47.038687] ------------[ cut here ]------------ [ 47.043624] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 47.048930] invalid opcode: 0000 [#1] SMP NOPTI [ 47.053458] CPU: 0 PID: 711 Comm: cat Tainted: G W 5.10.162-cip24 #1 [ 47.061100] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 47.067015] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.070930] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 47.089665] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 47.094882] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.102003] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 47.109123] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 47.116245] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.123365] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 47.130488] FS: 00007f8c70dd0580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 47.138563] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.144296] CR2: 00007f8c70ba0000 CR3: 0000000103c8c000 CR4: 00000000001506f0 [ 47.151417] Call Trace: [ 47.153864] direct_entry.cold+0x2c/0x38 [ 47.157784] full_proxy_write+0x56/0x80 [ 47.161616] vfs_write+0xea/0x3a0 [ 47.164925] ksys_write+0x68/0xf0 [ 47.168237] do_syscall_64+0x33/0x40 [ 47.171805] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.176848] RIP: 0033:0x7f8c70cad833 [ 47.180416] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 47.199152] RSP: 002b:00007ffebf76f158 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.206706] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8c70cad833 [ 47.213827] RDX: 0000000000000004 RSI: 00007f8c70ba0000 RDI: 0000000000000001 [ 47.220949] RBP: 00007f8c70ba0000 R08: 00007f8c70b9f010 R09: 0000000000000000 [ 47.228070] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 47.235192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.242318] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 47.254856] ---[ end trace 1530e77902b63d89 ]--- [ 47.259515] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.263540] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 47.282349] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 47.287624] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.294793] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 47.301949] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 47.309087] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.316242] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 47.323390] FS: 00007f8c70dd0580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 47.331474] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.337212] CR2: 00007f8c70ba0000 CR3: 0000000103c8c000 CR4: 00000000001506f0 # Segmentation fault # [ 47.034091] lkdtm: Performing direct entry BUG # [ 47.038687] ------------[ cut here ]------------ # [ 47.043624] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 47.048930] invalid opcode: 0000 [#1] SMP NOPTI # [ 47.053458] CPU: 0 PID: 711 Comm: cat Tainted: G W 5.10.162-cip24 #1 # [ 47.061100] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.067015] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.070930] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 47.089665] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 47.094882] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.102003] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 47.109123] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 47.116245] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.123365] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 47.130488] FS: 00007f8c70dd0580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 47.138563] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.144296] CR2: 00007f8c70ba0000 CR3: 0000000103c8c000 CR4: 00000000001506f0 # [ 47.151417] Call Trace: # [ 47.153864] direct_entry.cold+0x2c/0x38 # [ 47.157784] full_proxy_write+0x56/0x80 # [[ 47.479281] lkdtm: Performing direct entry WARNING 47.161616] vfs_write+0xea/0x3a0 # [ 47.164925] ksys_write+0x68/0xf0 # [ 47.168237] do_syscall_64+0x33/0x40 # [ 47.171805] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.176848] RIP: 0033:0x7f8c70cad833 # [ 47.180416] Code: 8b 15 61 2[ 47.502480] ------------[ cut here ]------------ 6 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47.199152] RSP: 002b:00007ffebf76f158 EFLAGS: 00000246 ORIG_RAX: [ 47.529276] WARNING: CPU: 0 PID: 747 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 0000000000000001 # [ 47.206706] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8c70cad833 # [ 47.213827] RDX: 0000000000000004 RSI: 00007f8c70ba0000 RDI: 0000000000000001 # [ 47.220949] RBP: 00007f8c70ba0000 R08: 00007f8c70b9f010 R09: 0000[ 47.559859] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 000000000000 # [ 47.228070] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 47.235192] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.242318] Modules linked in: fuse ip_tables cros_ec_lightbar cros_e[ 47.594444] CPU: 0 PID: 747 Comm: cat Tainted: G D W 5.10.162-cip24 #1 c_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 47.254856] ---[ end trace 1530e77902b63d89 ]--- # [ 47.259515] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.263540] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea [ 47.624317] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 47.282349] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 47.287624] RAX: ffffffff938e32b0 RBX: 000000000000000[ 47.652487] RIP: 0010:lkdtm_WARNING+0x13/0x20 1 RCX: 0000000000000000 # [ 47.294793] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 47.301949] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 47.309087] R10: 00000000ffffe000 R11: 3fffffffffffffff R1[ 47.678954] 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 a0 73 92 02 01 75 05 e9 2d 16 92 00 <0f> 0b e9 26 16 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 73 2: 0000000000000004 # [ 47.316242] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 47.323390] FS: 00007f8c70dd0580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 47.331474] CS: 0010 DS: 0000 ES: 0000 CR0: 000000[ 47.719943] RSP: 0018:ffff988b0094be60 EFLAGS: 00010202 0080050033 # [ 47.337212] CR2: 00007f8c70ba0000 CR3: 0000000103c8c000 CR4: 00000000001506f0 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh [ 47.747322] RAX: ffffffff938e32c0 RBX: 0000000000000002 RCX: 0000000000000000 [ 47.770973] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0da0 [ 47.778162] RBP: ffffffff94ab3267 R08: 0000000000000000 R09: 0000000000000000 [ 47.785344] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 [ 47.792521] R13: ffff988b0094bf10 R14: ffff988b0094bf10 R15: ffff8fe042720000 [ 47.799705] FS: 00007fcd072a8580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 47.807840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.813633] CR2: 00007fcd070a8000 CR3: 0000000104a12000 CR4: 00000000001506f0 [ 47.820833] Call Trace: [ 47.823361] direct_entry.cold+0x2c/0x38 [ 47.827399] full_proxy_write+0x56/0x80 [ 47.831304] vfs_write+0xea/0x3a0 [ 47.834699] ksys_write+0x68/0xf0 [ 47.838087] do_syscall_64+0x33/0x40 [ 47.841741] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.846867] RIP: 0033:0x7fcd071b5833 [ 47.850489] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 47.869393] RSP: 002b:00007ffda892b6b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.877029] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fcd071b5833 [ 47.884222] RDX: 0000000000000008 RSI: 00007fcd070a8000 RDI: 0000000000000001 [ 47.891404] RBP: 00007fcd070a8000 R08: 00007fcd070a7010 R09: 0000000000000000 [ 47.898577] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 47.905734] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.912881] irq event stamp: 0 [ 47.915947] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 47.922209] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 47.930376] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 47.938561] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 47.944828] ---[ end trace 1530e77902b63d8a ]--- # [ 47.479281] lkdtm: Performing direct entry WARNING # [ 47.502480] ------------[ cut here ]------------ # [ 47.529276] WARNING: CPU: 0 PID: 747 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 47.559859] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 47.594444] CPU: 0 PID: 747 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 47.624317] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.652487] RIP: 0010:lkdtm_WARNING+0x13/0x20 # [ 47.678954] 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 a0 73 92 02 01 75 05 e9 2d 16 92 00 <0f> 0b e9 26 16 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 73 # [ 47.719943] RSP: 0018:ffff988b0094be60 EFLAGS: 00010202 # [ 47.747322] RAX: ffffffff938e32c0 RBX: 0000000000000002 RCX: 0000000000000000 # [ 47.770973] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0da0 # [ 47.778162] RBP: ffffffff94ab3267 R08: 0000000000000000 R09: 0000000000000000 # [ 47.785344] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 47.792521] R13: ffff988b0094bf10 R14: ffff988b0094bf10 R15: ffff8fe042720000 # [ 47.799705] FS: 00007fcd072a8580(0000) GS:ffff8fe06ac00000(0000[ 48.077889] lkdtm: Performing direct entry WARNING_MESSAGE ) knlGS:0000000000000000 # [ 47.807840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.813633] CR2: 00007fcd070a8000 CR3: 0000000104a12000 CR4: 00000000001506f0 # [ 47.820833] Call Trace: # [ 47.823361] direct_entry.cold+0x2c/0x38 #[ 48.089665] ------------[ cut here ]------------ [ 47.827399] full_proxy_write+0x56/0x80 # [ 47.831304] vfs_write+0xea/0x3a0 # [ 47.834699] ksys_write+0x68/0xf0 # [ 47.838087] do_syscall_64+0x33/0x40 # [ 47.841741] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.846867] RIP: 0033:0[ 48.116469] Warning message trigger count: 2 x7fcd071b5833 # [ 47.850489] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47.869393] RSP: 0[ 48.142989] WARNING: CPU: 0 PID: 782 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 02b:00007ffda892b6b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.877029] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fcd071b5833 # [ 47.884222] RDX: 0000000000000008 RSI: 00007fcd070a8000 RDI: 0000000000000001 # [ 47.891404] RBP: [ 48.174222] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 00007fcd070a8000 R08: 00007fcd070a7010 R09: 0000000000000000 # [ 47.898577] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 47.905734] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.912881] irq event[ 48.208817] CPU: 0 PID: 782 Comm: cat Tainted: G D W 5.10.162-cip24 #1 stamp: 0 # [ 47.915947] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 47.922209] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 47.930376] softirqs last enabled at (0): [] copy_p[ 48.238681] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 rocess+0x664/0x1cb0 # [ 47.938561] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 47.944828] ---[ end trace 1530e77902b63d8a ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh [ 48.266863] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 [ 48.294007] Code: 26 16 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 73 92 02 48 c7 c7 c8 37 ab 94 8d 70 01 89 35 71 73 92 02 e8 0b 25 63 00 <0f> 0b e9 f9 15 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 [ 48.312831] RSP: 0018:ffff988b009c3e60 EFLAGS: 00010286 [ 48.318108] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 48.325325] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 48.332489] RBP: ffffffff94ab326f R08: 0000000000000000 R09: 0000000000000000 [ 48.339659] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 [ 48.346800] R13: ffff988b009c3f10 R14: ffff988b009c3f10 R15: ffff8fe04348e000 [ 48.353974] FS: 00007f6f1125f3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 48.362080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.367836] CR2: 00007f6f11030000 CR3: 0000000105808000 CR4: 00000000001506f0 [ 48.374983] Call Trace: [ 48.377469] direct_entry.cold+0x2c/0x38 [ 48.381422] full_proxy_write+0x56/0x80 [ 48.385302] vfs_write+0xea/0x3a0 [ 48.388644] ksys_write+0x68/0xf0 [ 48.391999] do_syscall_64+0x33/0x40 [ 48.395592] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 48.400701] RIP: 0033:0x7f6f1113d833 [ 48.404332] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 48.423144] RSP: 002b:00007ffdfada1f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.430853] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f6f1113d833 [ 48.438036] RDX: 0000000000000010 RSI: 00007f6f11030000 RDI: 0000000000000001 [ 48.445251] RBP: 00007f6f11030000 R08: 00007f6f1102f010 R09: 0000000000000000 [ 48.452500] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 48.459695] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.466882] irq event stamp: 0 [ 48.469974] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 48.476265] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 48.484445] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 48.492612] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 48.498888] ---[ end trace 1530e77902b63d8b ]--- # [ 48.077889] lkdtm: Performing direct entry WARNING_MESSAGE # [ 48.089665] ------------[ cut here ]------------ # [ 48.116469] Warning message trigger count: 2 # [ 48.142989] WARNING: CPU: 0 PID: 782 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 48.174222] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 48.208817] CPU: 0 PID: 782 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 48.238681] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.266863] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 48.294007] Code: 26 16 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 73 92 02 48 c7 c7 c8 37 ab 94 8d 70 01 89 35 71 73 92 02 e8 0b 25 63 00 <0f> 0b e9 f9 15 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 # [ 48.312831] RSP: 0018:ffff988b009c3e60 EFLAGS: 00010286 # [ 48.318108] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 48.325325] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 48.332489] RBP: ffffffff94ab326f R08: 0000000000000000 R09: 0000000000000000 # [ 48.339659] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 # [ 48.346800] R13: ffff988b009c3f10 R14: ffff988b009c3f10 R15: ffff8fe04348e000 # [ 48.353974] FS: 00007f6f1125f3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 48.362080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.367836] CR2: 00007f6f11030000 CR3: 0000000105808000 CR4: 00000000001506f0 # [ [ 48.636450] lkdtm: Performing direct entry EXCEPTION 48.374983] Call Trace: # [ 48.377469] direct_entry.cold+0x2c/0x38 # [ 48.381422] full_proxy_write+0x56/0x80 # [ 48.385302] vfs_write+0xea/0x3a0 # [ 48.388644] ksys_write+0x68/0xf0 # [ 48.391999] do_syscall_64+0x33/0x40 # [ 48.395592][ 48.662319] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 48.691405] #PF: supervisor write access in kernel mode entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 48.400701] RIP: 0033:0x7f6f1113d833 # [ 48.404332] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff [ 48.696621] #PF: error_code(0x0002) - not-present page 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 48.423144] RSP: 002b:00007ffdfada1f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.430853] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f6f1113d833 # [ 48.438036] RDX: 000000000000[ 48.723934] PGD 0 P4D 0 00[10 RSI: 00007f6f11030000 RDI: 0000000000000001 # [ 48.445251] RBP: 00007f6f11030000 R08: 00007f6f1102f010 R09: 0000000000000000 # [ 48.452500] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 48.459695] R13: 0000000000000001 48.748651] Oops: 0002 [#2] SMP NOPTI R14: 0000000000020000 R15: 0000000000020000 # [ 48.466882] irq event stamp: 0 # [ 48.469974] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 48.476265] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [[ 48.774496] CPU: 0 PID: 814 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 48.804321] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 48.484445] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 48.492612] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 48.498888] ---[ end trace 1530e77902b63d8b ]--- # WARNING_MESSAGE: saw 'message tr[ 48.810235] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 [ 48.836849] Code: 48 c7 c7 c8 37 ab 94 8d 70 01 89 35 71 73 92 02 e8 0b 25 63 00 0f 0b e9 f9 15 92 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 db 15 92 00 66 66 2e 0f 1f 84 igger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 48.855585] RSP: 0018:ffff988b00a43e60 EFLAGS: 00010282 [ 48.868511] RAX: ffffffff938e3310 RBX: 0000000000000004 RCX: 0000000000000000 [ 48.875633] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0dc0 [ 48.882755] RBP: ffffffff949e834f R08: 0000000000000000 R09: 0000000000000000 [ 48.889875] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 48.896996] R13: ffff988b00a43f10 R14: ffff988b00a43f10 R15: ffff8fe044910000 [ 48.904118] FS: 00007f3971668580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 48.912193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.917929] CR2: 0000000000000000 CR3: 0000000103066000 CR4: 00000000001506f0 [ 48.925057] Call Trace: [ 48.927513] direct_entry.cold+0x2c/0x38 [ 48.931433] full_proxy_write+0x56/0x80 [ 48.935266] vfs_write+0xea/0x3a0 [ 48.938576] ksys_write+0x68/0xf0 [ 48.941889] do_syscall_64+0x33/0x40 [ 48.945459] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 48.950504] RIP: 0033:0x7f3971575833 [ 48.954074] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 48.972811] RSP: 002b:00007ffdfbbf9048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.980369] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3971575833 [ 48.987491] RDX: 000000000000000a RSI: 00007f3971468000 RDI: 0000000000000001 [ 48.994612] RBP: 00007f3971468000 R08: 00007f3971467010 R09: 0000000000000000 [ 49.001732] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.008854] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.015979] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 49.028398] CR2: 0000000000000000 [ 49.031771] ---[ end trace 1530e77902b63d8c ]--- [ 49.036417] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 49.040463] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 49.059226] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 49.064571] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 49.071785] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 49.078987] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 49.086174] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 49.093347] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 49.100521] FS: 00007f3971668580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 49.108651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.114432] CR2: 0000000000000000 CR3: 0000000103066000 CR4: 00000000001506f0 [ 49.498417] lkdtm: Performing direct entry CORRUPT_LIST_ADD # Killed # [ 48.636450] lkdtm: Performing direct entry EXCEPTION # [ 48.662319] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 48.691405] #PF: supervisor write access in kernel mode # [ 48.696621] #PF: error_code(0x0002) - [ 49.504008] lkdtm: attempting good list addition not-present page # [ 48.723934] PGD 0 P4D 0 # [ 48.748651] Oops: 0002 [#2] SMP NOPTI # [ 48.774496] CPU: 0 PID: 814 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 48.804321] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [[ 49.530795] lkdtm: attempting corrupted list addition 48.810235] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 48.836849] Code: 48 c7 c7 c8 37 ab 94 8d 70 01 89 35 71 73 92 02 e8 0b 25 63 00 0f 0b e9 f9 15 92 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 db 15 92 00 66 66 2[ 49.558055] lkdtm: list_add() corruption not detected! e 0f 1f 84 # [ 48.855585] RSP: 0018:ffff988b00a43e60 EFLAGS: 00010282 # [ 48.868511] RAX: ffffffff938e3310 RBX: 0000000000000004 RCX: 0000000000000000 # [ 48.875633] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0dc0 # [ 48.882755] RBP: ffffffff949e834f R08: 0000000000000000 R09: 0000000000000000 # [ 48.889875] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 48.896996] R13: ffff988b00a43f10 R14: ffff988b00a43f10 R15: ffff8fe044910000 # [ 48.904118] FS: 00007f3971668580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 48.912193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.917929] CR2: 0000000000000000 CR3: 0000000103066000 CR4: 00000000001506f0 # [ 48.925057] Call Trace: # [ 48.927513] direct_entry.cold+0x2c/0x38 # [ 48.931433] full_proxy_write+0x56/0x80 # [ 48.935266] vfs_write+0xea/0x3a0 # [ 48.938576] ksys_write+0x68/0xf0 # [ 48.941889] do_syscall_64+0x33/0x40 # [ 48.945459] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 48.950504] RIP: 0033:0x7f3971575833 # [ 48.954074] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 [ 49.683631] lkdtm: Performing direct entry CORRUPT_LIST_DEL 48 83 ec 28 48 89 54 24 18 # [ 48.972811] RSP: 002b:00007ffdfbbf9048 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.980369] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3971575833 # [ 48.987491] RDX: 000000000000000a RSI: 00007f39714[ 49.701901] lkdtm: attempting good list removal 68000 RDI: 0000000000000001 # [ 48.994612] RBP: 00007f3971468000 R08: 00007f3971467010 R09: 0000000000000000 # [ 49.001732] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 49.008854] R13: 0000000000000001 R14: 000000000002000[ 49.728663] lkdtm: attempting corrupted list removal 0 R15: 0000000000020000 # [ 49.015979] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 49.028398] CR2: 0000000000000000 # [ 49.031771] ---[ end trace 1530e77902b63d[ 49.755786] lkdtm: list_del() corruption not detected! 8c ]--- # [ 49.036417] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 49.040463] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 49.059226] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 49.064571] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.071785] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 49.078987] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 49.086174] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.093347] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 49.100521] FS: 00007f3971668580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 49.108651] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.114432] CR2: 0000000000000000 CR3: 0000000103066000 CR4: 00000000001506f0 # 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_S[ 49.894194] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING TRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh # [ 49.498417] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 49.504008] lkdtm: attempting good list addition[ 49.922457] lkdtm: attempting bad read from page below current stack # [ 49.530795] lkdtm: attempting corrupted list addition # [ 49.558055] 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: lkd[ 49.950985] BUG: stack guard page was hit at 00000000bc8ebc54 (stack is 000000005aacb7b9..000000006c6faf53) tm: CORRUPT_LIST_DEL.sh # [ 49.683631] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 49.701901] lkdtm: attempting good list removal # [ 49.728663] lkdtm: attempting corrupted list removal # [ 49.755786] lkdtm: list_del() corruption not de[ 49.982862] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI tected! # 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 [ 50.011303] CPU: 0 PID: 1039 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 50.034197] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 50.040114] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a [ 50.045937] Code: 34 2c 00 0f 1f 44 00 00 53 48 c7 c7 68 3b ab 94 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 7e 9d fd ff 48 c7 c7 a8 3b ab 94 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 64 9d fd ff 0f 1f 44 [ 50.064674] RSP: 0018:ffff988b00d4be50 EFLAGS: 00010246 [ 50.069892] RAX: 0000000000000038 RBX: ffff988b00d48000 RCX: 0000000000000000 [ 50.077016] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff94ab3ba8 [ 50.084138] RBP: ffffffff94ab32d2 R08: 0000000000000000 R09: 0000000000000000 [ 50.091260] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 [ 50.098383] R13: ffff988b00d4bf10 R14: ffff988b00d4bf10 R15: ffff8fe0449f0000 [ 50.105505] FS: 00007f99b1e073c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 50.113581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.119315] CR2: ffff988b00d47fff CR3: 0000000101e54000 CR4: 00000000001506f0 [ 50.126435] Call Trace: [ 50.128881] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 [ 50.133405] direct_entry.cold+0x2c/0x38 [ 50.137325] full_proxy_write+0x56/0x80 [ 50.141157] vfs_write+0xea/0x3a0 [ 50.144466] ksys_write+0x68/0xf0 [ 50.147780] do_syscall_64+0x33/0x40 [ 50.151349] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 50.156395] RIP: 0033:0x7f99b1ce5833 [ 50.159965] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 50.178700] RSP: 002b:00007ffc0419f7d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.186257] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f99b1ce5833 [ 50.193379] RDX: 0000000000000019 RSI: 00007f99b1bd8000 RDI: 0000000000000001 [ 50.200500] RBP: 00007f99b1bd8000 R08: 00007f99b1bd7010 R09: 0000000000000000 [ 50.207622] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.214744] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.221871] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 50.234292] ---[ end trace 1530e77902b63d8d ]--- [ 50.238903] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 50.242818] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 50.261554] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 50.266772] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 50.273894] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 50.281015] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 50.288136] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 50.295256] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 50.302379] FS: 00007f99b1e073c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 50.310454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.316189] CR2: ffff988b00d47fff CR3: 0000000101e54000 CR4: 00000000001506f0 [ 50.323313] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 50.332169] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1039, name: cat [ 50.339723] INFO: lockdep is turned off. [ 50.343637] irq event stamp: 0 [ 50.346685] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.352945] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 50.361108] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 50.369270] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.375525] CPU: 0 PID: 1039 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 50.383256] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 50.389165] Call Trace: [ 50.391610] dump_stack+0x77/0x9b [ 50.394922] ___might_sleep.cold+0xa6/0xb6 [ 50.399013] exit_signals+0x1c/0x2e0 [ 50.402583] do_exit+0xc2/0xaf0 [ 50.405722] ? ksys_write+0x68/0xf0 [ 50.409208] rewind_stack_do_exit+0x17/0x20 [ 50.413384] RIP: 0033:0x7f99b1ce5833 [ 50.416952] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 50.435691] RSP: 002b:00007ffc0419f7d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.443249] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f99b1ce5833 [ 50.450370] RDX: 0000000000000019 RSI: 00007f99b1bd8000 RDI: 0000000000000001 [ 50.457489] RBP: 00007f99b1bd8000 R08: 00007f99b1bd7010 R09: 0000000000000000 [ 50.464610] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.471731] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.614723] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # Segmentation fault # [ 49.894194] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 49.922457] lkdtm: attempting bad read from page below current stack # [ 49.950985] BUG: stack guard page was hit at 00000000bc8ebc54 (stack is 00000000[ 50.621090] lkdtm: attempting bad read from page above current stack 5aacb7b9..000000006c6faf53) # [ 49.982862] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI # [ 50.011303] CPU: 0 PID: 1039 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 50.034197] Hardware name: Google Grunt/Grunt, BIOS 09/0[ 50.649632] BUG: stack guard page was hit at 0000000098bd3e70 (stack is 00000000a0cd85b9..00000000d5a3f260) 5/2019 # [ 50.040114] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 50.045937] Code: 34 2c 00 0f 1f 44 00 00 53 48 c7 c7 68 3b ab 94 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 7e 9d fd ff 48 c7 c7 a8 3b ab 94 <8a> 43 ff 88 44 24 07 0f b6 7[ 50.681522] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI 4 24 07 5a 5b e9 64 9d fd ff 0f 1f 44 # [ 50.064674] RSP: 0018:ffff988b00d4be50 EFLAGS: 00010246 # [ 50.069892] RAX: 0000000000000038 RBX: ffff988b00d48000 RCX: 0000000000000000 # [ 50.077016] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: fffff[ 50.709960] CPU: 0 PID: 1072 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 50.739872] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 fff94ab3ba8 # [ 50.084138] RBP: ffffffff94ab32d2 R08: 0000000000000000 R09: 0000000000000000 # [ 50.091260] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 50.098383] R13: ffff988b00d4bf10 R14: ffff988b00d4bf10 R15: ffff8fe04[ 50.745788] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d 49[f0000 # [ 50.105505] FS: 00007f99b1e073c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 50.113581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.119315] CR2: ffff988b00d47fff CR3: 0000000101e54000 CR4: 00000000001506f0 50.773876] Code: 9d fd ff 0f 1f 44 00 00 53 48 c7 c7 e0 3b ab 94 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 44 9d fd ff 48 c7 c7 20 3c ab 94 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 27 9d fd ff # [ 50.126435] Call Trace: # [ 50.128881] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 # [ 50.133405] direct_entry.cold+0x2c/0x38 # [ 50.137325] full_proxy_write+0x56/0x80 # [ 50.141157] vfs_write+0xea/0x3a0 # [ 50.144466] ksys_write+0x68/0xf0 [ 50.814798] RSP: 0018:ffff988b00dcbe50 EFLAGS: 00010246 [ 50.842201] RAX: 0000000000000038 RBX: ffff988b00dc8000 RCX: 0000000000000000 # [ 50.147780] do_syscall_64+0x33/0x40 # [ 50.151349] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 50.156395] RIP: 0033:0x7f99b1ce5833 # [ 50.159965] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00[ 50.849323] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff94ab3c20 [ 50.878629] RBP: ffffffff94ab32eb R08: 0000000000000000 R09: 0000000000000000 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 50.178700] RSP: 002b:00007ffc0419f7d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.186257] RAX: ffffffffffffffda RBX: 00000000000000[ 50.885752] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a [ 50.915058] R13: ffff988b00dcbf10 R14: ffff988b00dcbf10 R15: ffff8fe043e78000 19 RCX: 00007f99b1ce5833 # [ 50.193379] RDX: 0000000000000019 RSI: 00007f99b1bd8000 RDI: 0000000000000001 # [ 50.200500] RBP: 00007f99b1bd8000 R08: 00007f99b1bd7010 R09: 0000000000000000 # [ 50.207622] R10: fffffffffffffbc5 R11: 0000000000000246 R[ 50.922181] FS: 00007f2b724c2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 50.952440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 12: 0000000000000001 # [ 50.214744] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 50.221871] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ [ 50.958176] CR2: ffff988b00dcc000 CR3: 0000000103cf8000 CR4: 00000000001506f0 [ 50.987480] Call Trace: 50.234292] ---[ end trace 1530e77902b63d8d ]--- # [ 50.238903] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 50.242818] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66[ 50.989928] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 73 92 02 # [ 50.261554] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 50.266772] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 50.273894] RDX: 0000000000000000 RSI: ffff8fe[ 51.017325] direct_entry.cold+0x2c/0x38 06ac1bf70 RDI: ffffffff946d0d90 # [ 50.281015] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 50.288136] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 50.295256] R13: ffff988b008d3f10 R14: ffff988b008[ 51.043430] full_proxy_write+0x56/0x80 d3f10 R15: ffff8fe0457ec000 # [ 50.302379] FS: 00007f99b1e073c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 50.310454] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.316189] CR2: ffff988b00d47fff CR3: 0000000101e54000 CR4[ 51.069445] vfs_write+0xea/0x3a0 : 00000000001506f0 # [ 50.323313] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 50.332169] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1039, name: cat # [ 50.339723] INFO: lockdep is turned of[ 51.094942] ksys_write+0x68/0xf0 f. # [ 50.343637] irq event stamp: 0 # [ 50.346685] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 50.352945] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 50.361108] softirqs last enabled at (0[ 51.120441] do_syscall_64+0x33/0x40 ):[ [] copy_process+0x664/0x1cb0 # [ 50.369270] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 50.375525] CPU: 0 PID: 1039 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 50.383256] Hardware name: Google G 51.146193] entry_SYSCALL_64_after_hwframe+0x61/0xc6 runt/Grunt, BIOS 09/05/2019 # [ 50.389165] Call Trace: # [ 50.391610] dump_stack+0x77/0x9b # [ 50.394922] ___might_sleep.cold+0xa6/0xb6 # [ 50.399013] exit_signals+0x1c/0x2e0 # [ 50.402583] do_exit+0xc2/0xaf0 # [ 50.405722] ? ksys_w[ 51.173425] RIP: 0033:0x7f2b7239d833 ri[te+0x68/0xf0 # [ 50.409208] rewind_stack_do_exit+0x17/0x20 # [ 50.413384] RIP: 0033:0x7f99b1ce5833 # [ 50.416952] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 0 51.199181] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 5 [<48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 50.435691] RSP: 002b:00007ffc0419f7d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.443249] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f99b1ce5833 # [ 50.450 51.240104] RSP: 002b:00007fff7def18a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.269847] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f2b7239d833 370] RDX: 0000000000000019 RSI: 00007f99b1bd8000 RDI: 0000000000000001 # [ 50.457489] RBP: 00007f99b1bd8000 R08: 00007f99b1bd7010 R09: 0000000000000000 # [ 50.464610] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 50.471731][ 51.276970] RDX: 000000000000001a RSI: 00007f2b72290000 RDI: 0000000000000001 [ 51.306274] RBP: 00007f2b72290000 R08: 00007f2b7228f010 R09: 0000000000000000 R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 51.313396] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 51.339756] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 51.346882] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 51.359306] ---[ end trace 1530e77902b63d8e ]--- [ 51.363919] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 51.367834] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 51.386569] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 51.391788] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 51.398910] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 51.406032] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 51.413153] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 51.420275] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 51.427398] FS: 00007f2b724c2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 51.435472] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.441208] CR2: ffff988b00dcc000 CR3: 0000000103cf8000 CR4: 00000000001506f0 [ 51.616345] lkdtm: Performing direct entry UNSET_SMEP # Segmentation fault # [ 50.614723] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 50.621090] lkdtm: attempting bad read from page above current stack # [ 50.649632] BUG: stack guard page was hit at 0000000098bd3e70 (stack is 0000000[ 51.621408] lkdtm: trying to clear SMEP normally 0a0cd85b9..00000000d5a3f260) # [ 50.681522] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI # [ 50.709960] CPU: 0 PID: 1072 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 50.739872] Hardware name: Google Grunt/Grunt, BIOS 09/[ 51.648212] ------------[ cut here ]------------ 05/2019 # [ 50.745788] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 50.773876] Code: 9d fd ff 0f 1f 44 00 00 53 48 c7 c7 e0 3b ab 94 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 44 9d fd ff 48 c7 c7 20 3c ab 94 <8a> 83 00 40 00 00 88 44 24[ 51.675035] pinned CR4 bits changed: 0x100000!? 07 0f b6 74 24 07 5a 5b e9 27 9d fd ff # [ 50.814798] RSP: 0018:ffff988b00dcbe50 EFLAGS: 00010246 # [ 50.842201] RAX: 0000000000000038 RBX: ffff988b00dc8000 RCX: 0000000000000000 # [ 50.849323] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: fff[ 51.701730] WARNING: CPU: 0 PID: 1108 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 fffff94ab3c20 # [ 50.878629] RBP: ffffffff94ab32eb R08: 0000000000000000 R09: 0000000000000000 # [ 50.885752] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 50.915058] R13: ffff988b00dcbf10 R14: ffff988b00dcbf10 R15: ffff8fe[ 51.733011] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 043e78000 # [ 50.922181] FS: 00007f2b724c2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 50.952440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.958176] CR2: ffff988b00dcc000 CR3: 0000000103cf8000 CR4: 00000000001506f0[ 51.767613] CPU: 0 PID: 1108 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 50.987480] Call Trace: # [ 50.989928] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a # [ 51.017325] direct_entry.cold+0x2c/0x38 # [ 51.043430] full_proxy_write+0x56/0x80 # [ 51.069445] vfs_write+0xea/0x3a0 # [ 51.094942] ksys_write+[ 51.797571] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0x68/0xf0 # [ 51.120441] do_syscall_64+0x33/0x40 # [ 51.146193] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 51.173425] RIP: 0033:0x7f2b7239d833 # [ 51.199181] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0[ 51.825749] RIP: 0010:native_write_cr4+0x45/0x60 4 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 51.240104] RSP: 002b:00007fff7def18a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.269847] RAX: ffffffffffffffda RBX: 0000[ 51.852459] Code: 39 c2 75 2d 48 85 f6 75 05 e9 b7 fc 13 01 80 3d 32 8e e3 01 00 75 f2 48 c7 c7 70 23 9f 94 c6 05 22 8e e3 01 01 e8 a6 0b e5 00 <0f> 0b e9 94 fc 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 00000000001a RCX: 00007f2b7239d833 # [ 51.276970] RDX: 000000000000001a RSI: 00007f2b72290000 RDI: 0000000000000001 # [ 51.306274] RBP: 00007f2b72290000 R08: 00007f2b7228f010 R09: 0000000000000000 # [ 51.313396] R10: fffffffffffffbc5 R11: 00000000[ 51.893442] RSP: 0018:ffff988b00e33e48 EFLAGS: 00010286 00000246 R12: 0000000000000001 # [ 51.339756] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 51.346882] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_not[ 51.920798] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 ify # [ 51.359306] ---[ end trace 1530e77902b63d8e ]--- # [ 51.363919] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 51.367834] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 [ 51.950080] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 73 92 02 # [ 51.386569] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 51.391788] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 51.398910] RDX: 0000000000000000 RS[ 51.979395] RBP: ffffffff94ab3305 R08: 0000000000000000 R09: 0000000000000000 I: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 51.406032] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 51.413153] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 51.420275] R13: ffff988b008d3f10 R14: f[ 52.008692] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b fff988b008d3f10 R15: ffff8fe0457ec000 # [ 51.427398] FS: 00007f2b724c2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 51.435472] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.441208] CR2: ffff988b00dcc000 CR3: 0000000103[ 52.038006] R13: ffff988b00e33f10 R14: ffff988b00e33f10 R15: ffff8fe04265d000 cf8000 CR4: 00000000001506f0 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh [ 52.067315] FS: 00007ff42d018580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 52.090230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.096010] CR2: 00007ff42ce18000 CR3: 00000001059f0000 CR4: 00000000001506f0 [ 52.103184] Call Trace: [ 52.105687] lkdtm_UNSET_SMEP.cold+0x1d/0x103 [ 52.110090] direct_entry.cold+0x2c/0x38 [ 52.114063] full_proxy_write+0x56/0x80 [ 52.117950] vfs_write+0xea/0x3a0 [ 52.121327] ksys_write+0x68/0xf0 [ 52.124721] do_syscall_64+0x33/0x40 [ 52.128372] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 52.133478] RIP: 0033:0x7ff42cf25833 [ 52.137121] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 52.155945] RSP: 002b:00007fff766eccd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.163569] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ff42cf25833 [ 52.170734] RDX: 000000000000000b RSI: 00007ff42ce18000 RDI: 0000000000000001 [ 52.177973] RBP: 00007ff42ce18000 R08: 00007ff42ce17010 R09: 0000000000000000 [ 52.185143] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 52.192316] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 52.199483] irq event stamp: 0 [ 52.202576] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.208881] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 52.217110] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 52.225371] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.231683] ---[ end trace 1530e77902b63d8f ]--- [ 52.236322] lkdtm: ok: SMEP did not get cleared [ 52.240875] lkdtm: trying to clear SMEP with call gadget [ 52.246224] lkdtm: ok: SMEP removal was reverted # [ 51.616345] lkdtm: Performing direct entry UNSET_SMEP # [ 51.621408] lkdtm: trying to clear SMEP normally # [ 51.648212] ------------[ cut here ]------------ # [ 51.675035] pinned CR4 bits changed: 0x100000!? # [ 51.701730] WARNING: CPU: 0 PID: 1108 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 # [ 51.733011] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 51.767613] CPU: 0 PID: 1108 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 51.797571] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 51.825749] RIP: 0010:native_write_cr4+0x45/0x60 # [ 51.852459] Code: 39 c2 75 2d 48 85 f6 75 05 e9 b7 fc 13 01 80 3d 32 8e e3 01 00 75 f2 48 c7 c7 70 23 9f 94 c6 05 22 8e e3 01 01 e8 a6 0b e5 00 <0f> 0b e9 94 fc 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 51.893442] RSP: 0018:ffff988b00e33e48 EFLAGS: 00010286 # [ 51.920798] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 # [ 51.950080] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 51.979395] RBP: ffffffff94ab3305 R08: 0000000000000000 R09: 0000000000000000 # [ 52.008692] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 52.038006] R13: ffff988b00e33f10 R14: ffff988b00e33f10 R15: ffff8fe04265d000 # [ 52.067315] FS: 00007ff42d018580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 52.090230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.096010] CR2: 00007ff42ce1800[ 52.417327] lkdtm: Performing direct entry DOUBLE_FAULT 0 CR3: 00000001059f0000 CR4: 00000000001506f0 # [ 52.103184] Call Trace: # [ 52.105687] lkdtm_UNSET_SMEP.cold+0x1d/0x103 # [ 52.110090] direct_entry.cold+0x2c/0x38 # [ 52.114063] full_proxy_write+0x56/0x80 # [ 52.117950] vfs_write+0xea/0[ 52.441496] lkdtm: XFAIL: this test is ia32-only x3a0 # [ 52.121327] ksys_write+0x68/0xf0 # [ 52.124721] do_syscall_64+0x33/0x40 # [ 52.128372] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 52.133478] RIP: 0033:0x7ff42cf25833 # [ 52.137121] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 52.155945] RSP: 002b:00007fff766eccd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 52.163569] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007ff42cf25833 # [ 52.170734] RDX: 000000000000000b RSI: 00007ff42ce18000 RDI: 0000000000000001 # [ 52.177973] RBP: 00007ff42ce18000 R08: 00007ff42ce17010 R09: 0000000000000000 # [ 52.185143] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 52.192316] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 52.199483] irq event stamp: 0 # [ 52.202576] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 52.208881] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 52.217110] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 52.225371] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 52.231683] ---[ end trace 1530e77902b63d8f ]--- # [ 52.236322] lkdtm: ok: SMEP did not get cleared # [ 52.240875] lkdtm: trying to clear SMEP with call gadget # [ 52.246224] 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 # [ 52.417327] lkdtm: Performing direct entry DOUBLE_FAULT # [ 52.441496] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL[ 52.606621] lkdtm: Performing direct entry CORRUPT_PAC ': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh [ 52.628742] lkdtm: XFAIL: this test is arm64-only # [ 52.606621] lkdtm: Performing direct entry CORRUPT_PAC # [ 52.628742] 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 [ 52.778125] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 52.784580] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 52.778125] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 52.784580] 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 [ 53.063813] lkdtm: Performing direct entry READ_AFTER_FREE [ 53.069308] lkdtm: Value in memory before free: 12345678 [ 53.074647] lkdtm: Attempting bad read from freed memory [ 53.079990] lkdtm: Memory was not poisoned # [ 53.063813] lkdtm: Performing direct entry READ_AFTER_FREE # [ 53.069308] lkdtm: Value in memory before free: 12345678 # [ 53.074647] lkdtm: Attempting bad read from freed memory # [ 53.079990] 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 [ 53.286984] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 53.293013] lkdtm: Value in memory before free: 12345678 [ 53.298356] lkdtm: Attempting to read from freed memory [ 53.303581] lkdtm: Buddy page was not poisoned # [ 53.286984] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 53.293013] lkdtm: Value in memory before free: 12345678 # [ 53.298356] lkdtm: Attempting to read from freed memory # [ 53.303581] 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 [ 53.454130] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 53.459722] lkdtm: Attempting double slab free ... # [ 53.454130] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 53.459722] 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 [ 53.593669] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 53.599181] lkdtm: Attempting cross-cache slab free ... # [ 53.593669] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 53.599181] 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 [ 53.737099] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 53.742509] lkdtm: Attempting non-Slab slab free ... # [ 53.737099] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 53.742509] 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 [ 54.167966] lkdtm: Performing direct entry EXEC_DATA [ 54.172938] lkdtm: attempting ok execution at ffffffff938e3680 [ 54.178822] lkdtm: attempting bad execution at ffffffff9620a6a0 [ 54.184750] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 54.192220] BUG: unable to handle page fault for address: ffffffff9620a6a0 [ 54.199082] #PF: supervisor instruction fetch in kernel mode [ 54.204729] #PF: error_code(0x0011) - permissions violation [ 54.210291] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 80000000956001e3 [ 54.216984] Oops: 0011 [#5] SMP NOPTI [ 54.220641] CPU: 0 PID: 1615 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 54.228369] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 54.234282] RIP: 0010:data_area+0x0/0x40 [ 54.238198] Code: ff ff 00 ce 13 44 e0 8f ff ff 00 cd 13 44 e0 8f 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 76 12 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 54.256934] RSP: 0018:ffff988b015a3e48 EFLAGS: 00010246 [ 54.262149] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.269272] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 54.276393] RBP: ffffffff9620a6a0 R08: 0000000000000000 R09: 0000000000000000 [ 54.283515] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 54.290637] R13: ffff988b015a3f10 R14: ffff988b015a3f10 R15: ffff8fe045799000 [ 54.297761] FS: 00007f9d1ed91580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 54.305836] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.311570] CR2: ffffffff9620a6a0 CR3: 0000000103378000 CR4: 00000000001506f0 [ 54.318692] Call Trace: [ 54.321140] ? execute_location+0x48/0x56 [ 54.325143] ? direct_entry.cold+0x2c/0x38 [ 54.329235] ? full_proxy_write+0x56/0x80 [ 54.333240] ? vfs_write+0xea/0x3a0 [ 54.336724] ? ksys_write+0x68/0xf0 [ 54.340210] ? do_syscall_64+0x33/0x40 [ 54.343953] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 54.349171] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 54.361589] CR2: ffffffff9620a6a0 [ 54.364899] ---[ end trace 1530e77902b63d90 ]--- [ 54.369511] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 54.373425] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 54.392159] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 54.397374] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.404496] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 54.411618] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 54.418740] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 54.425861] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 54.432981] FS: 00007f9d1ed91580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 54.441057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.446793] CR2: ffffffff9620a6a0 CR3: 0000000103378000 CR4: 00000000001506f0 [ 54.453915] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 54.462771] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1615, name: cat [ 54.470324] INFO: lockdep is turned off. [ 54.474238] irq event stamp: 0 [ 54.477287] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 54.483543] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 54.491705] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 54.499866] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 54.506121] CPU: 0 PID: 1615 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 54.513848] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 54.519755] Call Trace: [ 54.522200] dump_stack+0x77/0x9b [ 54.525512] ___might_sleep.cold+0xa6/0xb6 [ 54.529602] exit_signals+0x1c/0x2e0 [ 54.533172] do_exit+0xc2/0xaf0 [ 54.536309] ? ksys_write+0x68/0xf0 [ 54.539793] rewind_stack_do_exit+0x17/0x20 [ 54.543968] RIP: 0033:0x7f9d1ec6d833 [ 54.547537] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 54.566272] RSP: 002b:00007fff620e6698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.573828] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9d1ec6d833 [ 54.580949] RDX: 000000000000000a RSI: 00007f9d1eb60000 RDI: 0000000000000001 [ 54.588071] RBP: 00007f9d1eb60000 R08: 00007f9d1eb5f010 R09: 0000000000000000 [ 54.595193] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 54.602315] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 54.167966] lkdtm: Performing direct entry EXEC_DATA # [ 54.172938] lkdtm: attempting ok execution at ffffffff938e3680 # [ 54.178822] lkdtm: attempting bad execution at ffffffff9620a6a0 # [ 54.184750] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 54.192220] BUG: unable to handle page fault for address: ffffffff9620a6a0 # [ 54.199082] #PF: supervisor instruction fetch in kernel mode # [ 54.204729] #PF: error_code(0x0011) - permissions violation # [ 54.210291] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 80000000956001e3 # [ 54.216984] Oops: 0011 [#5] SMP NOPTI # [ 54.220641] CPU: 0 PID: 1615 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 54.228369] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.234282] RIP: 0010:data_area+0x0/0x40 # [ 54.238198] Code: ff ff 00 ce 13 44 e0 8f ff ff 00 cd 13 44 e0 8f 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 76 12 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 54.256934] RSP: 0018:ffff988b015a3e48 EFLAGS: 00010246 # [ 54.262149] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.269272] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 54.276393] RBP: ffffffff9620a6a0 R08: 0000000000000000[ 54.792977] lkdtm: Performing direct entry EXEC_STACK R09: 0000000000000000 # [ 54.283515] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 54.290637] R13: ffff988b015a3f10 R14: ffff988b015a3f10 R15: ffff8fe045799000 # [ 54.297761] FS: 00007f9d1ed91580(0000) GS:ffff8fe06ac00000[ 54.800918] lkdtm: attempting ok execution at ffffffff938e3680 (0000) knlGS:0000000000000000 # [ 54.305836] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.311570] CR2: ffffffff9620a6a0 CR3: 0000000103378000 CR4: 00000000001506f0 # [ 54.318692] Call Trace: # [ 54.321140] ? execute_location+0x48/0[ 54.828914] lkdtm: attempting bad execution at ffff988b01613e18 x56 # [ 54.325143] ? direct_entry.cold+0x2c/0x38 # [ 54.329235] ? full_proxy_write+0x56/0x80 # [ 54.333240] ? vfs_write+0xea/0x3a0 # [ 54.336724] ? ksys_write+0x68/0xf0 # [ 54.340210] ? do_syscall_64+0x33/0x40 # [ 54.343953] ? entry[ 54.857040] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) _SYSCALL_64_after_hwframe+0x61/0xc6 # [ 54.349171] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 54.361589] CR2: ffffffff9620a6a0 # [ 54.364899] ---[ end trace 15[ 54.886647] BUG: unable to handle page fault for address: ffff988b01613e18 [ 54.915693] #PF: supervisor instruction fetch in kernel mode 30e77902b63d90 ]--- # [ 54.369511] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 54.373425] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 1[ 54.921343] #PF: error_code(0x0011) - permissions violation f 44 00 00 83 05 a0 73 92 02 # [ 54.392159] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 54.397374] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.404496] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d[ 54.949089] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 103e8f067 PTE 80000001049f0163 90 # [ 54.411618] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 54.418740] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 54.425861] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 54.979352] Oops: 0011 [#6] SMP NOPTI # [ 54.432981] FS: 00007f9d1ed91580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 54.441057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.446793] CR2: ffffffff9620a6a0 CR3: 0000000103378000 CR4: 00000000001506f0 # [ 54.[ 55.005194] CPU: 0 PID: 1651 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 55.035105] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 453915] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 54.462771] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1615, name: cat # [ 54.470324] INFO: lockdep is turned off. # [ 54.474238] irq even[ 55.041015] RIP: 0010:0xffff988b01613e18 t stamp: 0 # [ 54.477287] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 54.483543] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 54.491705] softirqs last enabled at (0): [] copy_[ 55.067113] Code: 00 00 18 3e 61 01 8b 98 ff ff c4 18 f4 93 ff ff ff ff 20 00 00 00 00 00 00 00 2e 34 ab 94 ff ff ff ff f0 19 f4 93 ff ff ff ff <0f> 1f 44 00 00 e9 76 12 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 55.108034] RSP: 0018:ffff988b01613df8 EFLAGS: 00010246 process+0x664/0x1cb0 # [ 54.499866] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 54.506121] CPU: 0 PID: 1615 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 54.513848] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 55.113249] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 #[ [ 54.519755] Call Trace: # [ 54.522200] dump_stack+0x77/0x9b # [ 54.525512] ___might_sleep.cold+0xa6/0xb6 # [ 54.529602] exit_signals+0x1c/0x2e0 # [ 54.533172] do_exit+0xc2/0xaf0 # [ 54.536309] ? ksys_write+0x68/0xf0 # [ 54.5397 55.142554] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 55.171865] RBP: ffff988b01613e18 R08: 0000000000000000 R09: 0000000000000000 93] rewind_stack_do_exit+0x17/0x20 # [ 54.543968] RIP: 0033:0x7f9d1ec6d833 # [ 54.547537] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c[ 55.178987] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b 3 [0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 54.566272] RSP: 002b:00007fff620e6698 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 54.573828] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9d1ec6d833 # [ 54.580949] RDX: 000000000000000a RS 55.208293] R13: ffff988b01613f10 R14: ffff988b01613f10 R15: ffff8fe0447cf000 I:[ 00007f9d1eb60000 RDI: 0000000000000001 # [ 54.588071] RBP: 00007f9d1eb60000 R08: 00007f9d1eb5f010 R09: 0000000000000000 # [ 54.595193] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 54.602315] R13: 0000000000000001 R14: 0 55.237604] FS: 00007f34ce768580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 55.267867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 000000000020000 R15: 0000000000020000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh [ 55.273602] CR2: ffff988b01613e18 CR3: 0000000103c84000 CR4: 00000000001506f0 [ 55.293548] Call Trace: [ 55.295999] ? execute_location+0x48/0x56 [ 55.300002] ? lkdtm_EXEC_STACK+0x26/0x44 [ 55.304007] ? direct_entry.cold+0x2c/0x38 [ 55.308100] ? full_proxy_write+0x56/0x80 [ 55.312105] ? vfs_write+0xea/0x3a0 [ 55.315589] ? ksys_write+0x68/0xf0 [ 55.319075] ? do_syscall_64+0x33/0x40 [ 55.322818] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.328038] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 55.340457] CR2: ffff988b01613e18 [ 55.343769] ---[ end trace 1530e77902b63d91 ]--- [ 55.348382] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.352298] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 55.371034] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 55.376251] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.383373] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 55.390494] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 55.397615] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.404736] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 55.411859] FS: 00007f34ce768580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 55.419933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.425668] CR2: ffff988b01613e18 CR3: 0000000103c84000 CR4: 00000000001506f0 [ 55.597690] lkdtm: Performing direct entry EXEC_KMALLOC # Killed # [ 54.792977] lkdtm: Performing direct entry EXEC_STACK # [ 54.800918] lkdtm: attempting ok execution at ffffffff938e3680 # [ 54.828914] lkdtm: attempting bad execution at ffff988b01613e18 # [ 54.857040] kernel tried to execute NX-pro[ 55.602935] lkdtm: attempting ok execution at ffffffff938e3680 tected page - exploit attempt? (uid: 0) # [ 54.886647] BUG: unable to handle page fault for address: ffff988b01613e18 # [ 54.915693] #PF: supervisor instruction fetch in kernel mode # [ 54.921343] #PF: error_code(0x0011) - permissions violation #[ 55.630949] lkdtm: attempting bad execution at ffff8fe04489c6c0 [ 54.949089] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 103e8f067 PTE 80000001049f0163 # [ 54.979352] Oops: 0011 [#6] SMP NOPTI # [ 55.005194] CPU: 0 PID: 1651 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 55.035105] Hardware n[ 55.659066] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) ame: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.041015] RIP: 0010:0xffff988b01613e18 # [ 55.067113] Code: 00 00 18 3e 61 01 8b 98 ff ff c4 18 f4 93 ff ff ff ff 20 00 00 00 00 00 00 00 2e 34 ab 94 ff ff ff ff f0 19 f4 93 ff ff ff ff <0f> 1f 44 00 00 [ 55.688679] BUG: unable to handle page fault for address: ffff8fe04489c6c0 [ 55.717723] #PF: supervisor instruction fetch in kernel mode e9 76 12 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 55.108034] RSP: 0018:ffff988b01613df8 EFLAGS: 00010246 # [ 55.113249] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.142554] RDX: 0000000000000000 RSI: ffff8fe06ac1bf[ 55.723372] #PF: error_code(0x0011) - permissions violation 70 RDI: ffff8fe06ac1bf70 # [ 55.171865] RBP: ffff988b01613e18 R08: 0000000000000000 R09: 0000000000000000 # [ 55.178987] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 55.208293] R13: ffff988b01613f10 R14: ffff988b01613f10 R[ 55.751118] PGD 95801067 P4D 95801067 PUD 95805067 PMD 104985063 PTE 800000010489c163 15: ffff8fe0447cf000 # [ 55.237604] FS: 00007f34ce768580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 55.267867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.273602] CR2: ffff988b01613e18 CR3: 0000000103c84000 CR4: 00000[ 55.781121] Oops: 0011 [#7] SMP NOPTI 000001506f0 # [ 55.293548] Call Trace: # [ 55.295999] ? execute_location+0x48/0x56 # [ 55.300002] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 55.304007] ? direct_entry.cold+0x2c/0x38 # [ 55.308100] ? full_proxy_write+0x56/0x80 # [ 55.312105] ? [ 55.806965] CPU: 0 PID: 1687 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 55.836878] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 vfs_write+0xea/0x3a0 # [ 55.315589] ? ksys_write+0x68/0xf0 # [ 55.319075] ? do_syscall_64+0x33/0x40 # [ 55.322818] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.328038] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs c[ 55.842790] RIP: 0010:0xffff8fe04489c6c0 ro[s_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.340457] CR2: ffff988b01613e18 # [ 55.343769] ---[ end trace 1530e77902b63d91 ]--- # [ 55.348382] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 55.352298] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 e 55.868887] Code: ff ff d0 45 75 44 e0 8f ff ff 40 1b a6 44 e0 8f ff ff 00 6c 54 44 e0 8f ff ff 00 dc 0c c4 9c dc ff ff 00 00 37 43 e0 8f ff ff <0f> 1f 44 00 00 e9 76 12 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 a [ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 55.371034] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 55.376251] RAX: ffffffff 55.909808] RSP: 0018:ffff988b0169be38 EFLAGS: 00010246 [ 55.937212] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.383373] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 55.390494] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 55.397615] R10: 00000000ffff[ 55.944335] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 55.973640] RBP: ffff8fe04489c6c0 R08: 0000000000000000 R09: 0000000000000000 e000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 55.404736] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 55.411859] FS: 00007f34ce768580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 55.419933] CS: 0010 [ 55.980761] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 56.010067] R13: ffff988b0169bf10 R14: ffff988b0169bf10 R15: ffff8fe0440ce000 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.425668] CR2: ffff988b01613e18 CR3: 0000000103c84000 CR4: 00000000001506f0 # EXEC_STACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh [ 56.017190] FS: 00007f638c924580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 56.045889] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.051623] CR2: ffff8fe04489c6c0 CR3: 000000010349c000 CR4: 00000000001506f0 [ 56.058745] Call Trace: [ 56.061196] ? execute_location+0x48/0x56 [ 56.065203] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 [ 56.069379] ? direct_entry.cold+0x2c/0x38 [ 56.073472] ? full_proxy_write+0x56/0x80 [ 56.077478] ? vfs_write+0xea/0x3a0 [ 56.080961] ? ksys_write+0x68/0xf0 [ 56.084444] ? do_syscall_64+0x33/0x40 [ 56.088185] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 56.093404] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 56.105824] CR2: ffff8fe04489c6c0 [ 56.109134] ---[ end trace 1530e77902b63d92 ]--- [ 56.113746] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.117661] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 56.136395] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 56.141610] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.148732] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 56.155852] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 56.162974] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.170095] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 56.177218] FS: 00007f638c924580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 56.185292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.191028] CR2: ffff8fe04489c6c0 CR3: 000000010349c000 CR4: 00000000001506f0 [ 56.198152] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 56.207007] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1687, name: cat [ 56.214561] INFO: lockdep is turned off. [ 56.218475] irq event stamp: 0 [ 56.221523] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 56.227779] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 56.235943] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 56.244105] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.250362] CPU: 0 PID: 1687 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 56.258091] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 56.263999] Call Trace: [ 56.266443] dump_stack+0x77/0x9b [ 56.269754] ___might_sleep.cold+0xa6/0xb6 [ 56.273845] exit_signals+0x1c/0x2e0 [ 56.277417] do_exit+0xc2/0xaf0 [ 56.280556] ? ksys_write+0x68/0xf0 [ 56.284041] rewind_stack_do_exit+0x17/0x20 [ 56.288215] RIP: 0033:0x7f638c7fd833 [ 56.291784] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.310522] RSP: 002b:00007ffdb9443708 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.318080] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f638c7fd833 [ 56.325202] RDX: 000000000000000d RSI: 00007f638c6f0000 RDI: 0000000000000001 [ 56.332323] RBP: 00007f638c6f0000 R08: 00007f638c6ef010 R09: 0000000000000000 [ 56.339444] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 56.346566] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 56.533227] lkdtm: Performing direct entry EXEC_VMALLOC # Killed # [ 55.597690] lkdtm: Performing direct entry EXEC_KMALLOC # [ 55.602935] lkdtm: attempting ok execution at ffffffff938e3680 # [ 55.630949] lkdtm: attempting bad execution at ffff8fe04489c6c0 # [ 55.659066] kernel tried to execute NX-p[ 56.538481] lkdtm: attempting ok execution at ffffffff938e3680 rotected page - exploit attempt? (uid: 0) # [ 55.688679] BUG: unable to handle page fault for address: ffff8fe04489c6c0 # [ 55.717723] #PF: supervisor instruction fetch in kernel mode # [ 55.723372] #PF: error_code(0x0011) - permissions violation [ 56.566490] lkdtm: attempting bad execution at ffff988b002ab000 # [ 55.751118] PGD 95801067 P4D 95801067 PUD 95805067 PMD 104985063 PTE 800000010489c163 # [ 55.781121] Oops: 0011 [#7] SMP NOPTI # [ 55.806965] CPU: 0 PID: 1687 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 55.836878] Hardware na[ 56.594606] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) me: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.842790] RIP: 0010:0xffff8fe04489c6c0 # [ 55.868887] Code: ff ff d0 45 75 44 e0 8f ff ff 40 1b a6 44 e0 8f ff ff 00 6c 54 44 e0 8f ff ff 00 dc 0c c4 9c dc ff ff 00 00 37 43 e0 8f ff ff <0f> 1f 44 00 00 e[ 56.624218] BUG: unable to handle page fault for address: ffff988b002ab000 9 [76 12 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 55.909808] RSP: 0018:ffff988b0169be38 EFLAGS: 00010246 # [ 55.937212] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.944335] RDX: 0000000000000000 RSI: ffff8fe06ac1bf7 56.653263] #PF: supervisor instruction fetch in kernel mode [ 56.681098] #PF: error_code(0x0011) - permissions violation 0 RDI: ffff8fe06ac1bf70 # [ 55.973640] RBP: ffff8fe04489c6c0 R08: 0000000000000000 R09: 0000000000000000 # [ 55.980761] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 56.010067] R13: ffff988b0169bf10 R14: ffff988b0169bf10 R1[ 56.686660] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1044fc067 PTE 8000000103dfb163 5: ffff8fe0440ce000 # [ 56.017190] FS: 00007f638c924580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 56.045889] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.051623] CR2: ffff8fe04489c6c0 CR3: 000000010349c000 CR4: 000000[ 56.716920] Oops: 0011 [#8] SMP NOPTI 00001506f0 # [ 56.058745] Call Trace: # [ 56.061196] ? execute_location+0x48/0x56 # [ 56.065203] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 56.069379] ? direct_entry.cold+0x2c/0x38 # [ 56.073472] ? full_proxy_write+0x56/0x80 # [ 56.077478] ?[ 56.742765] CPU: 0 PID: 1723 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 56.772677] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 vfs_write+0xea/0x3a0 # [ 56.080961] ? ksys_write+0x68/0xf0 # [ 56.084444] ? do_syscall_64+0x33/0x40 # [ 56.088185] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 56.093404] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs [ 56.778589] RIP: 0010:0xffff988b002ab000 cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 56.105824] CR2: ffff8fe04489c6c0 # [ 56.109134] ---[ end trace 1530e77902b63d92 ]--- # [ 56.113746] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 56.117661] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 [ 56.804690] Code: Unable to access opcode bytes at RIP 0xffff988b002aafd6. [ 56.833734] RSP: 0018:ffff988b0171be38 EFLAGS: 00010246 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 56.136395] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 56.141610] RAX: fffffff[ 56.838949] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.868254] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 f938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.148732] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 56.155852] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 56.162974] R10: 00000000fff[ 56.875376] RBP: ffff988b002ab000 R08: 0000000000000000 R09: 0000000000000000 [ 56.904682] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d fe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 56.170095] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 56.177218] FS: 00007f638c924580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 56.185292] CS: 0010[ 56.911803] R13: ffff988b0171bf10 R14: ffff988b0171bf10 R15: ffff8fe043dfb000 D[S: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.191028] CR2: ffff8fe04489c6c0 CR3: 000000010349c000 CR4: 00000000001506f0 # [ 56.198152] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 56.207007] in_atomic 56.941110] FS: 00007fe5f0c39580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 56.971372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 (): 0, irqs_disabled(): 1, non_block: 0, pid: 1687, name: cat # [ 56.214561] INFO: lockdep is turned off. # [ 56.218475] irq event stamp: 0 # [ 56.221523] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 56.227779] hardirqs last disa[ 56.977108] CR2: ffff988b002aafd6 CR3: 000000010492e000 CR4: 00000000001506f0 bl[ed at (0): [] copy_process+0x664/0x1cb0 # [ 56.235943] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 56.244105] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 56.250362] CPU: 0 P 57.006413] Call Trace: ID: 1687 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 56.258091] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.263999] Call Trace: # [ 56.266443] dump_stack+0x77/0x9b # [ 56.269754] ___might_sleep.cold+0xa6/0xb6 #[ 57.031052] ? execute_location+0x48/0x56 [ 56.273845] exit_signals+0x1c/0x2e0 # [ 56.277417] do_exit+0xc2/0xaf0 # [ 56.280556] ? ksys_write+0x68/0xf0 # [ 56.284041] rewind_stack_do_exit+0x17/0x20 # [ 56.288215] RIP: 0033:0x7f638c7fd833 # [ 56.291784] Code: 8b 15 61 26 0e 00 [ 57.057237] ? lkdtm_EXEC_VMALLOC+0x20/0x30 f7[ d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 56.310522] RSP: 002b:00007ffdb9443708 EFLAGS: 00000246 ORIG_RAX: 00000000 57.083595] ? direct_entry.cold+0x2c/0x38 00000001 # [ 56.318080] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f638c7fd833 # [ 56.325202] RDX: 000000000000000d RSI: 00007f638c6f0000 RDI: 0000000000000001 # [ 56.332323] RBP: 00007f638c6f0000 R08: 00007f638c6ef010 R09: 000000000000[ 57.109875] ? full_proxy_write+0x56/0x80 0000 # [ 56.339444] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 56.346566] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_KMALLOC: saw 'call trace:': ok ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # [ 57.136064] ? vfs_write+0xea/0x3a0 se[lftests: lkdtm: EXEC_VMALLOC.sh 57.161733] ? ksys_write+0x68/0xf0 [ 57.168252] ? do_syscall_64+0x33/0x40 [ 57.171995] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.177213] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 57.189633] CR2: ffff988b002ab000 [ 57.192945] ---[ end trace 1530e77902b63d93 ]--- [ 57.197555] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 57.201472] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 57.220209] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 57.225424] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.232546] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 57.239667] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 57.246790] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.253911] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 57.261033] FS: 00007fe5f0c39580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 57.269109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.274842] CR2: ffff988b002aafd6 CR3: 000000010492e000 CR4: 00000000001506f0 [ 57.481356] lkdtm: Performing direct entry EXEC_RODATA # Killed # [ 56.533227] lkdtm: Performing direct entry EXEC_VMALLOC # [ 56.538481] lkdtm: attempting ok execution at ffffffff938e3680 # [ 56.566490] lkdtm: attempting bad execution at ffff988b002ab000 # [ 56.594606] kernel tried to execute NX-p[ 57.486506] lkdtm: attempting ok execution at ffffffff938e3680 rotected page - exploit attempt? (uid: 0) # [ 56.624218] BUG: unable to handle page fault for address: ffff988b002ab000 # [ 56.653263] #PF: supervisor instruction fetch in kernel mode # [ 56.681098] #PF: error_code(0x0011) - permissions violation [ 57.514533] lkdtm: attempting bad execution at ffffffff946d1220 # [ 56.686660] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1044fc067 PTE 8000000103dfb163 # [ 56.716920] Oops: 0011 [#8] SMP NOPTI # [ 56.742765] CPU: 0 PID: 1723 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 56.772677] Hardware[ 57.542648] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 57.572255] BUG: unable to handle page fault for address: ffffffff946d1220 name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.778589] RIP: 0010:0xffff988b002ab000 # [ 56.804690] Code: Unable to access opcode bytes at RIP 0xffff988b002aafd6. # [ 56.833734] RSP: 0018:ffff988b0171be38 EFLAGS: 00010246 # [ 56.838949] RAX:[ 57.579119] #PF: supervisor instruction fetch in kernel mode [ 57.606951] #PF: error_code(0x0011) - permissions violation 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.868254] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 56.875376] RBP: ffff988b002ab000 R08: 0000000000000000 R09: 0000000000000000 # [ 56.904682] R10: 000[ 57.612513] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 8000000093a001e1 00[000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 56.911803] R13: ffff988b0171bf10 R14: ffff988b0171bf10 R15: ffff8fe043dfb000 # [ 56.941110] FS: 00007fe5f0c39580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 56.971372] C 57.641385] Oops: 0011 [#9] SMP NOPTI S: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.977108] CR2: ffff988b002aafd6 CR3: 000000010492e000 CR4: 00000000001506f0 # [ 57.006413] Call Trace: # [ 57.031052] ? execute_location+0x48/0x56 # [ 57.057237] ? lkdtm_EXEC_VMALLOC+0x20/[ 57.667229] CPU: 0 PID: 1759 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 57.697141] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0x30 # [ 57.083595] ? direct_entry.cold+0x2c/0x38 # [ 57.109875] ? full_proxy_write+0x56/0x80 # [ 57.136064] ? vfs_write+0xea/0x3a0 # [ 57.161733] ? ksys_write+0x68/0xf0 # [ 57.168252] ? do_syscall_64+0x33/0x40 # [ 57.171995] ? entr[ 57.703054] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 y_[SYSCALL_64_after_hwframe+0x61/0xc6 # [ 57.177213] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 57.189633] CR2: ffff988b002ab000 # [ 57.192945] ---[ end trace 1 57.730361] Code: ff ff 60 2e f4 93 ff ff ff ff 7a 36 ab 94 ff ff ff ff a6 15 f4 93 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 53[0e77902b63d93 ]--- # [ 57.197555] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 57.201472] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 57.771284] RSP: 0018:ffff988b0178be48 EFLAGS: 00010246 [ 57.798686] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 1f 44 00 00 83 05 a0 73 92 02 # [ 57.220209] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 57.225424] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 57.232546] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0[ 57.805809] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 57.835115] RBP: ffffffff946d1220 R08: 0000000000000000 R09: 0000000000000000 d90 # [ 57.239667] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 57.246790] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 57.253911] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 57.842236] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 57.871542] R13: ffff988b0178bf10 R14: ffff988b0178bf10 R15: ffff8fe043496000 # [ 57.261033] FS: 00007fe5f0c39580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 57.269109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.274842] CR2: ffff988b002aafd6 CR3: 000000010492e000 CR4: 00000000001506f0 # EXEC_V[ 57.878665] FS: 00007f96b646c580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 57.908922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 MALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh [ 57.914657] CR2: ffffffff946d1220 CR3: 0000000102722000 CR4: 00000000001506f0 [ 57.931136] Call Trace: [ 57.933587] ? execute_location+0x48/0x56 [ 57.937592] ? direct_entry.cold+0x2c/0x38 [ 57.941685] ? full_proxy_write+0x56/0x80 [ 57.945690] ? vfs_write+0xea/0x3a0 [ 57.949174] ? ksys_write+0x68/0xf0 [ 57.952659] ? do_syscall_64+0x33/0x40 [ 57.956402] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.961623] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 57.974043] CR2: ffffffff946d1220 [ 57.977355] ---[ end trace 1530e77902b63d94 ]--- [ 57.981969] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 57.985885] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 58.004621] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 58.009840] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 58.016962] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 58.024083] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 58.031204] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 58.038327] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 58.045449] FS: 00007f96b646c580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 58.053523] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.059258] CR2: ffffffff946d1220 CR3: 0000000102722000 CR4: 00000000001506f0 [ 58.066381] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 58.075228] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1759, name: cat [ 58.082785] INFO: lockdep is turned off. [ 58.086700] irq event stamp: 0 [ 58.089750] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 58.096009] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 58.104173] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 58.112334] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 58.118590] CPU: 0 PID: 1759 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 58.126321] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 58.132229] Call Trace: [ 58.134677] dump_stack+0x77/0x9b [ 58.137989] ___might_sleep.cold+0xa6/0xb6 [ 58.142079] exit_signals+0x1c/0x2e0 [ 58.145651] do_exit+0xc2/0xaf0 [ 58.148789] ? ksys_write+0x68/0xf0 [ 58.152276] rewind_stack_do_exit+0x17/0x20 [ 58.156452] RIP: 0033:0x7f96b6345833 [ 58.160022] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.178759] RSP: 002b:00007ffc26efbc98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.186315] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f96b6345833 [ 58.193436] RDX: 000000000000000c RSI: 00007f96b6238000 RDI: 0000000000000001 [ 58.200559] RBP: 00007f96b6238000 R08: 00007f96b6237010 R09: 0000000000000000 [ 58.207682] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 58.214803] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.383254] lkdtm: Performing direct entry EXEC_USERSPACE # Killed # [ 57.481356] lkdtm: Performing direct entry EXEC_RODATA # [ 57.486506] lkdtm: attempting ok execution at ffffffff938e3680 # [ 57.514533] lkdtm: attempting bad execution at ffffffff946d1220 # [ 57.542648] kernel tried to execute NX-pr[ 58.388675] lkdtm: attempting ok execution at ffffffff938e3680 otected page - exploit attempt? (uid: 0) # [ 57.572255] BUG: unable to handle page fault for address: ffffffff946d1220 # [ 57.579119] #PF: supervisor instruction fetch in kernel mode # [ 57.606951] #PF: error_code(0x0011) - permissions violation [ 58.416733] lkdtm: attempting bad execution at 00007fb16623e000 # [ 57.612513] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 8000000093a001e1 # [ 57.641385] Oops: 0011 [#9] SMP NOPTI # [ 57.667229] CPU: 0 PID: 1759 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 57.697141] Hardware name: Google Gru[ 58.444833] unable to execute userspace code (SMEP?) (uid: 0) nt/Grunt, BIOS 09/05/2019 # [ 57.703054] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 57.730361] Code: ff ff 60 2e f4 93 ff ff ff ff 7a 36 ab 94 ff ff ff ff a6 15 f4 93 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0[ 58.472701] BUG: unable to handle page fault for address: 00007fb16623e000 [ 58.501747] #PF: supervisor instruction fetch in kernel mode 0 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 # [ 57.771284] RSP: 0018:ffff988b0178be48 EFLAGS: 00010246 # [ 57.798686] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 57.805809] RDX: 0000000000000000 RSI: ffff8fe06ac1bf7[ 58.507396] #PF: error_code(0x0011) - permissions violation 0 RDI: ffff8fe06ac1bf70 # [ 57.835115] RBP: ffffffff946d1220 R08: 0000000000000000 R09: 0000000000000000 # [ 57.842236] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 57.871542] R13: ffff988b0178bf10 R14: ffff988b0178bf10 R1[ 58.535142] PGD 10273d067 P4D 10273d067 PUD 104970067 PMD 10579e067 PTE 10aeb5067 5: ffff8fe043496000 # [ 57.878665] FS: 00007f96b646c580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 57.908922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.914657] CR2: ffffffff946d1220 CR3: 0000000102722000 CR4: 000000[ 58.564798] Oops: 0011 [#10] SMP NOPTI 00001506f0 # [ 57.931136] Call Trace: # [ 57.933587] ? execute_location+0x48/0x56 # [ 57.937592] ? direct_entry.cold+0x2c/0x38 # [ 57.941685] ? full_proxy_write+0x56/0x80 # [ 57.945690] ? vfs_write+0xea/0x3a0 # [ 57.949174] ? ksys_wr[ 58.590728] CPU: 0 PID: 1795 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 58.620639] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ite+0x68/0xf0 # [ 57.952659] ? do_syscall_64+0x33/0x40 # [ 57.956402] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 57.961623] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usb[ 58.626551] RIP: 0010:0x7fb16623e000 [ 58.652300] Code: Unable to access opcode bytes at RIP 0x7fb16623dfd6. pd_notify # [ 57.974043] CR2: ffffffff946d1220 # [ 57.977355] ---[ end trace 1530e77902b63d94 ]--- # [ 57.981969] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 57.985885] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92[ 58.658816] RSP: 0018:ffff988b0180be50 EFLAGS: 00010246 [ 58.686215] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 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 a0 73 92 02 # [ 58.004621] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 58.009840] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000[ 58.693338] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 58.722642] RBP: 00007fb16623e000 R08: 0000000000000000 R09: 0000000000000000 000 # [ 58.016962] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 58.024083] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 58.031204] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 58.729764] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f [ 58.759070] R13: ffff988b0180bf10 R14: ffff988b0180bf10 R15: ffff8fe04336b000 # [ 58.038327] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 58.045449] FS: 00007f96b646c580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 58.053523] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58[ 58.766192] FS: 00007fb166210580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 58.796451] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 .059258] CR2: ffffffff946d1220 CR3: 0000000102722000 CR4: 00000000001506f0 # [ 58.066381] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 58.075228] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1759[ 58.802185] CR2: 00007fb16623e000 CR3: 0000000103c8a000 CR4: 00000000001506f0 [ 58.831490] Call Trace: , name: cat # [ 58.082785] INFO: lockdep is turned off. # [ 58.086700] irq event stamp: 0 # [ 58.089750] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 58.096009] hardirqs last disabled at (0): [] copy_process+0x6[ 58.833941] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae 64/0x1cb0 # [ 58.104173] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 58.112334] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 58.118590] CPU: 0 PID: 1759 Comm: cat Tainted: G D W 5.1[ 58.860900] ? direct_entry.cold+0x2c/0x38 0.162-cip24 #1 # [ 58.126321] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.132229] Call Trace: # [ 58.134677] dump_stack+0x77/0x9b # [ 58.137989] ___might_sleep.cold+0xa6/0xb6 # [ 58.142079] exit_signals+0x1c/0x2e0 # [ 58[ 58.887176] ? full_proxy_write+0x56/0x80 .145651] do_exit+0xc2/0xaf0 # [ 58.148789] ? ksys_write+0x68/0xf0 # [ 58.152276] rewind_stack_do_exit+0x17/0x20 # [ 58.156452] RIP: 0033:0x7f96b6345833 # [ 58.160022] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00[ 58.913362] ? vfs_write+0xea/0x3a0 6[4 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 58.178759] RSP: 002b:00007ffc26efbc98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.186315] RAX: ffffffffffffffda R 58.939029] ? ksys_write+0x68/0xf0 BX: 000000000000000c RCX: 00007f96b6345833 # [ 58.193436] RDX: 000000000000000c RSI: 00007f96b6238000 RDI: 0000000000000001 # [ 58.200559] RBP: 00007f96b6238000 R08: 00007f96b6237010 R09: 0000000000000000 # [ 58.207682] R10: fffffffffffffbc5 R11: [ 58.964700] ? do_syscall_64+0x33/0x40 [ 58.990627] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 0000000000000246 R12: 0000000000000001 # [ 58.214803] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXEC_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh [ 58.995846] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 59.029135] CR2: 00007fb16623e000 [ 59.032520] ---[ end trace 1530e77902b63d95 ]--- [ 59.037157] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 59.041191] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 59.059965] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 59.065263] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.072440] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 59.079626] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 59.086809] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.093981] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 59.101140] FS: 00007fb166210580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 59.109262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.115018] CR2: 00007fb16623e000 CR3: 0000000103c8a000 CR4: 00000000001506f0 [ 59.294294] lkdtm: Performing direct entry EXEC_NULL # Killed # [ 58.383254] lkdtm: Performing direct entry EXEC_USERSPACE # [ 58.388675] lkdtm: attempting ok execution at ffffffff938e3680 # [ 58.416733] lkdtm: attempting bad execution at 00007fb16623e000 # [ 58.444833] unable to execute userspac[ 59.299263] lkdtm: attempting ok execution at ffffffff938e3680 e code (SMEP?) (uid: 0) # [ 58.472701] BUG: unable to handle page fault for address: 00007fb16623e000 # [ 58.501747] #PF: supervisor instruction fetch in kernel mode # [ 58.507396] #PF: error_code(0x0011) - permissions violation # [ 58.535142] [ 59.327293] lkdtm: attempting bad execution at 0000000000000000 PGD 10273d067 P4D 10273d067 PUD 104970067 PMD 10579e067 PTE 10aeb5067 # [ 58.564798] Oops: 0011 [#10] SMP NOPTI # [ 58.590728] CPU: 0 PID: 1795 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 58.620639] Hardware name: Google Grunt/Grun[ 59.355434] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 59.384503] #PF: supervisor instruction fetch in kernel mode t, BIOS 09/05/2019 # [ 58.626551] RIP: 0010:0x7fb16623e000 # [ 58.652300] Code: Unable to access opcode bytes at RIP 0x7fb16623dfd6. # [ 58.658816] RSP: 0018:ffff988b0180be50 EFLAGS: 00010246 # [ 58.686215] RAX: 0000000000000033 RBX: 000000000[ 59.390151] #PF: error_code(0x0010) - not-present page 00[00024 RCX: 0000000000000000 # [ 58.693338] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 58.722642] RBP: 00007fb16623e000 R08: 0000000000000000 R09: 0000000000000000 # [ 58.729764] R10: 00000000ffffe000 R11: 3ffffffffffff 59.417463] PGD 0 P4D 0 ff[f R12: 000000000000000f # [ 58.759070] R13: ffff988b0180bf10 R14: ffff988b0180bf10 R15: ffff8fe04336b000 # [ 58.766192] FS: 00007fb166210580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 58.796451] CS: 0010 DS: 0000 ES: 0000 CR0: 59.442183] Oops: 0010 [#11] SMP NOPTI 00[00000080050033 # [ 58.802185] CR2: 00007fb16623e000 CR3: 0000000103c8a000 CR4: 00000000001506f0 # [ 58.831490] Call Trace: # [ 58.833941] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 58.860900] ? direct_entry.cold+0x2c/0x38 # [ 58.887176] 59.468115] CPU: 0 PID: 1831 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 59.498029] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ? full_proxy_write+0x56/0x80 # [ 58.913362] ? vfs_write+0xea/0x3a0 # [ 58.939029] ? ksys_write+0x68/0xf0 # [ 58.964700] ? do_syscall_64+0x33/0x40 # [ 58.990627] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.995846] Modules linked in:[ 59.503941] RIP: 0010:0x0 fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 59.029135] CR2: 00007fb16623e000 # [ 59.032520] ---[ end trace 1530e77902b63d95 ]--- # [ 59.037157] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ [ 59.528740] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 59.557788] RSP: 0018:ffff988b01883e48 EFLAGS: 00010246 59.041191] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 59.059965] RSP: 0018:ffff988b008d3e6[ 59.563003] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 59.592310] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 59.599431] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 0 EFLAGS: 00010282 # [ 59.065263] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 59.072440] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 59.079626] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 00[ 59.606554] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 59.635859] R13: ffff988b01883f10 R14: ffff988b01883f10 R15: ffff8fe045826000 00000000000001 # [ 59.086809] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 59.093981] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 59.101140] FS: 00007fb166210580(0000) GS:ffff8fe06ac00000(0000) k[ 59.642981] FS: 00007f101f1a2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 59.673239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.678974] CR2: ffffffffffffffd6 CR3: 0000000103c88000 CR4: 00000000001506f0 nlGS:0000000000000000 # [ 59.109262] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.115018] CR2: 00007fb16623e000 CR3: 0000000103c8a000 CR4: 00000000001506f0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.s[ 59.686096] Call Trace: h # selftests: lkdtm: EXEC_NULL.sh [ 59.710732] execute_location+0x48/0x56 [ 59.717763] direct_entry.cold+0x2c/0x38 [ 59.721682] full_proxy_write+0x56/0x80 [ 59.725516] vfs_write+0xea/0x3a0 [ 59.728826] ksys_write+0x68/0xf0 [ 59.732139] do_syscall_64+0x33/0x40 [ 59.735710] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 59.740744] RIP: 0033:0x7f101f07d833 [ 59.744317] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.763054] RSP: 002b:00007ffe1e71f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.770610] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f101f07d833 [ 59.777732] RDX: 000000000000000a RSI: 00007f101ef70000 RDI: 0000000000000001 [ 59.784854] RBP: 00007f101ef70000 R08: 00007f101ef6f010 R09: 0000000000000000 [ 59.791976] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 59.799098] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 59.806224] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 59.818643] CR2: 0000000000000000 [ 59.821990] ---[ end trace 1530e77902b63d96 ]--- [ 59.826654] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 59.830593] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 59.849465] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 59.854717] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.861912] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 59.869102] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 59.876280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.883450] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 59.890631] FS: 00007f101f1a2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 59.898768] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.904554] CR2: ffffffffffffffd6 CR3: 0000000103c88000 CR4: 00000000001506f0 [ 60.085676] lkdtm: Performing direct entry ACCESS_USERSPACE # Killed # [ 59.294294] lkdtm: Performing direct entry EXEC_NULL # [ 59.299263] lkdtm: attempting ok execution at ffffffff938e3680 # [ 59.327293] lkdtm: attempting bad execution at 0000000000000000 # [ 59.355434] BUG: kernel NULL pointer derefe[ 60.091264] lkdtm: attempting bad read at 00007f3a552e6000 rence, address: 0000000000000000 # [ 59.384503] #PF: supervisor instruction fetch in kernel mode # [ 59.390151] #PF: error_code(0x0010) - not-present page # [ 59.417463] PGD 0 P4D 0 # [ 59.442183] Oops: 0010 [#11] SMP NOPTI # [ 59.468115] C[ 60.118933] lkdtm: FAIL: survived bad read PU: 0 PID: 1831 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 59.498029] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 59.503941] RIP: 0010:0x0 # [ 59.528740] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 60.145224] lkdtm: attempting bad write at 00007f3a552e6000 # [ 59.557788] RSP: 0018:ffff988b01883e48 EFLAGS: 00010246 # [ 59.563003] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 59.592310] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 59.599431] RBP: 0000[ 60.172952] lkdtm: FAIL: survived bad write 000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 59.606554] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 59.635859] R13: ffff988b01883f10 R14: ffff988b01883f10 R15: ffff8fe045826000 # [ 59.642981] FS: 00007f101f1a2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 59.673239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.678974] CR2: ffffffffffffffd6 CR3: 0000000103c88000 CR4: 00000000001506f0 # [ 59.686096] Call Trace: # [ 59.710732] execute_location+0x48/0x56 # [ 59.717763] direct_entry.cold+0x2c/0x38 # [ 59.721682] full_proxy_write+0x56/0x80 # [ 59.725516] vfs_write+0xea/0x3a0 # [ 59.728826] ksys_write+0x68/0xf0 # [ 59.732139] do_syscall_64+0x33/0x40 # [ 59.735710] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 59.740744] RIP: 0033:0x7f101f07d833 # [ 59.744317] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 59.763054] RSP: 002b:00007ffe1e71f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.770610] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f101f07d833 # [ 59.777732] RDX: 000000000000000a RSI: 00007f101ef70000 RDI: 0000000000000001 # [ 59.784854] RBP: 00007f101ef70000 R08: 00007f101ef6f010 R09: 0000000000000000 # [ 59.791976] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 59.799098] R13: 000[ 60.331332] lkdtm: Performing direct entry ACCESS_NULL 0000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 59.806224] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 59.818643] CR2: 0000000000000000 # [ 59.821[ 60.337595] lkdtm: attempting bad read at 0000000000000000 990] ---[ end trace 1530e77902b63d96 ]--- # [ 59.826654] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 59.830593] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f [ 60.365298] BUG: kernel NULL pointer dereference, address: 0000000000000000 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 73 92 02 # [ 59.849465] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 59.854717] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 59.861912] RDX: 0000000000000000 RSI: ffff8fe06ac1bf[ 60.394388] #PF: supervisor read access in kernel mode [ 60.421699] #PF: error_code(0x0000) - not-present page 70 RDI: ffffffff946d0d90 # [ 59.869102] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 59.876280] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 59.883450] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R[ 60.426828] PGD 0 P4D 0 15: ffff8fe0457ec000 # [ 59.890631] FS: 00007f101f1a2580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 59.898768] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.904554] CR2: ffffffffffffffd6 CR3: 0000000103c88000 CR4: 00000[ 60.451541] Oops: 0000 [#12] SMP NOPTI 000001506f0 # EXEC_NULL: saw 'call trace:': ok ok 36 selftests: lkdtm: EXEC_NULL.sh # selftests: lkdtm: ACCESS_USERSPACE.sh # [ 60.085676] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 60.091264] lkdtm: attempting bad read at 00007f3a552e600[ 60.477471] CPU: 0 PID: 1900 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 60.507381] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0 # [ 60.118933] lkdtm: FAIL: survived bad read # [ 60.145224] lkdtm: attempting bad write at 00007f3a552e6000 # [ 60.172952] lkdtm: FAIL: survived bad write # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_US[ 60.513298] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 ER[SPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh 60.540171] Code: 5c 96 fd ff be 00 10 00 00 48 89 ef e8 f5 60 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 98 43 ab 94 e8 36 96 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 c0 43 ab 94 48 01 [ 60.563847] RSP: 0018:ffff988b0196be58 EFLAGS: 00010246 [ 60.569062] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 [ 60.576185] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 60.583305] RBP: ffffffff94ab3489 R08: 0000000000000000 R09: 0000000000000000 [ 60.590427] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 60.597547] R13: ffff988b0196bf10 R14: ffff988b0196bf10 R15: ffff8fe04492f000 [ 60.604668] FS: 00007f7ca7930580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 60.612744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.618479] CR2: 0000000000000000 CR3: 0000000104b6e000 CR4: 00000000001506f0 [ 60.625601] Call Trace: [ 60.628050] direct_entry.cold+0x2c/0x38 [ 60.631968] full_proxy_write+0x56/0x80 [ 60.635800] vfs_write+0xea/0x3a0 [ 60.639111] ksys_write+0x68/0xf0 [ 60.642425] do_syscall_64+0x33/0x40 [ 60.645996] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 60.651041] RIP: 0033:0x7f7ca783d833 [ 60.654611] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 60.673346] RSP: 002b:00007ffcdf37c608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.680903] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f7ca783d833 [ 60.688026] RDX: 000000000000000c RSI: 00007f7ca7730000 RDI: 0000000000000001 [ 60.695148] RBP: 00007f7ca7730000 R08: 00007f7ca772f010 R09: 0000000000000000 [ 60.702271] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 60.709391] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 60.716518] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 60.728937] CR2: 0000000000000000 [ 60.732302] ---[ end trace 1530e77902b63d97 ]--- [ 60.736941] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 60.740968] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 60.759735] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 60.765020] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 60.772194] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 60.779369] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 60.786553] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 60.793726] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 60.800901] FS: 00007f7ca7930580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 60.809031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.814806] CR2: 0000000000000000 CR3: 0000000104b6e000 CR4: 00000000001506f0 [ 60.983303] lkdtm: Performing direct entry WRITE_RO # Killed # [ 60.331332] lkdtm: Performing direct entry ACCESS_NULL # [ 60.337595] lkdtm: attempting bad read at 0000000000000000 # [ 60.365298] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 60.394388] #PF: supervisor read [ 60.988182] lkdtm: attempting bad rodata write at ffffffff946d1210 access in kernel mode # [ 60.421699] #PF: error_code(0x0000) - not-present page # [ 60.426828] PGD 0 P4D 0 # [ 60.451541] Oops: 0000 [#12] SMP NOPTI # [ 60.477471] CPU: 0 PID: 1900 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ [ 61.016567] BUG: unable to handle page fault for address: ffffffff946d1210 60.507381] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 60.513298] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 60.540171] Code: 5c 96 fd ff be 00 10 00 00 48 89 ef e8 f5 60 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 98 43 ab 94 e[ 61.045588] #PF: supervisor write access in kernel mode [ 61.072987] #PF: error_code(0x0003) - permissions violation 8 36 96 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 c0 43 ab 94 48 01 # [ 60.563847] RSP: 0018:ffff988b0196be58 EFLAGS: 00010246 # [ 60.569062] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 60.576185] RDX: 00000[ 61.078550] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 8000000093a001e1 00[000000000 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 60.583305] RBP: ffffffff94ab3489 R08: 0000000000000000 R09: 0000000000000000 # [ 60.590427] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 60.597547] R13: ffff988b0 61.107422] Oops: 0003 [#13] SMP NOPTI 196bf10 R14: ffff988b0196bf10 R15: ffff8fe04492f000 # [ 60.604668] FS: 00007f7ca7930580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 60.612744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.618479] CR2: 0000000000000000 C[ 61.133346] CPU: 0 PID: 1935 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 61.163259] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 R3: 0000000104b6e000 CR4: 00000000001506f0 # [ 60.625601] Call Trace: # [ 60.628050] direct_entry.cold+0x2c/0x38 # [ 60.631968] full_proxy_write+0x56/0x80 # [ 60.635800] vfs_write+0xea/0x3a0 # [ 60.639111] ksys_write+0x68/0xf0 # [ 60.[ 61.169176] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a 642425] do_syscall_64+0x33/0x40 # [ 60.645996] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 60.651041] RIP: 0033:0x7f7ca783d833 # [ 60.654611] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 [ 61.195785] Code: 00 48 c7 c7 78 42 ab 94 48 c7 c6 10 12 6d 94 e8 e0 98 fd ff 48 8b 05 1f f9 78 00 ba 34 12 cd ab 48 c7 c7 a8 42 ab 94 48 31 d0 <48> 89 05 09 f9 78 00 e9 be 98 fd ff 0f 1f 44 00 00 48 8b 05 18 da c0[ 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 60.673346] RSP: 002b:00007ffcdf37c608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.680903] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00 61.236706] RSP: 0018:ffff988b019e3e60 EFLAGS: 00010202 [ 61.264102] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 007f7ca783d833 # [ 60.688026] RDX: 000000000000000c RSI: 00007f7ca7730000 RDI: 0000000000000001 # [ 60.695148] RBP: 00007f7ca7730000 R08: 00007f7ca772f010 R09: 0000000000000000 # [ 60.702271] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000[ 61.271225] RDX: 00000000abcd1234 RSI: ffff8fe06ac1bf70 RDI: ffffffff94ab42a8 [ 61.300531] RBP: ffffffff94ab3495 R08: 0000000000000000 R09: 0000000000000000 0000000001 # [ 60.709391] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.716518] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 60.728937[ 61.307654] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 [ 61.336958] R13: ffff988b019e3f10 R14: ffff988b019e3f10 R15: ffff8fe043d74000 ] CR2: 0000000000000000 # [ 60.732302] ---[ end trace 1530e77902b63d97 ]--- # [ 60.736941] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 60.740968] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 00 48 c7 c0 f4 ff ff ff e[ 61.344082] FS: 00007f62f1880580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 61.374340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 b c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 73 92 02 # [ 60.759735] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 60.765020] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 60.772194] RDX:[ 61.380077] CR2: ffffffff946d1210 CR3: 0000000104072000 CR4: 00000000001506f0 [ 61.409381] Call Trace: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 60.779369] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 60.786553] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 60.793726] R13: fff[ 61.411828] direct_entry.cold+0x2c/0x38 f988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 60.800901] FS: 00007f7ca7930580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 60.809031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.814806] CR2: 000000000000[ 61.437927] full_proxy_write+0x56/0x80 0000 CR3: 0000000104b6e000 CR4: 00000000001506f0 # ACCESS_NULL: saw 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: lkdtm: WRITE_RO.sh [ 61.463940] vfs_write+0xea/0x3a0 [ 61.481200] ksys_write+0x68/0xf0 [ 61.484515] do_syscall_64+0x33/0x40 [ 61.488084] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 61.493129] RIP: 0033:0x7f62f175d833 [ 61.496701] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 61.515439] RSP: 002b:00007fff3c6897d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.522995] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f62f175d833 [ 61.530117] RDX: 0000000000000009 RSI: 00007f62f1650000 RDI: 0000000000000001 [ 61.537239] RBP: 00007f62f1650000 R08: 00007f62f164f010 R09: 0000000000000000 [ 61.544361] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 61.551484] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 61.558610] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 61.571030] CR2: ffffffff946d1210 [ 61.574343] ---[ end trace 1530e77902b63d98 ]--- [ 61.578959] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 61.582873] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 61.601609] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 61.606827] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 61.613950] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 61.621072] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 61.628194] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 61.635316] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 61.642439] FS: 00007f62f1880580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 61.650513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.656249] CR2: ffffffff946d1210 CR3: 0000000104072000 CR4: 00000000001506f0 [ 61.663374] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 61.672232] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1935, name: cat [ 61.679787] INFO: lockdep is turned off. [ 61.683702] irq event stamp: 0 [ 61.686752] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 61.693012] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 61.701177] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 61.709338] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 61.715594] CPU: 0 PID: 1935 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 61.723323] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 61.729232] Call Trace: [ 61.731678] dump_stack+0x77/0x9b [ 61.734991] ___might_sleep.cold+0xa6/0xb6 [ 61.739082] exit_signals+0x1c/0x2e0 [ 61.742654] do_exit+0xc2/0xaf0 [ 61.745792] ? ksys_write+0x68/0xf0 [ 61.749278] rewind_stack_do_exit+0x17/0x20 [ 61.753453] RIP: 0033:0x7f62f175d833 [ 61.757023] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 61.775759] RSP: 002b:00007fff3c6897d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.783317] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f62f175d833 [ 61.790439] RDX: 0000000000000009 RSI: 00007f62f1650000 RDI: 0000000000000001 [ 61.797561] RBP: 00007f62f1650000 R08: 00007f62f164f010 R09: 0000000000000000 [ 61.804684] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 61.811806] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 62.035985] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # Killed # [ 60.983303] lkdtm: Performing direct entry WRITE_RO # [ 60.988182] lkdtm: attempting bad rodata write at ffffffff946d1210 # [ 61.016567] BUG: unable to handle page fault for address: ffffffff946d1210 # [ 61.045588] #PF: supervisor w[ 62.041832] lkdtm: attempting bad ro_after_init write at ffffffff94b2f330 rite access in kernel mode # [ 61.072987] #PF: error_code(0x0003) - permissions violation # [ 61.078550] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 8000000093a001e1 # [ 61.107422] Oops: 0003 [#13] SMP NOPTI # [ 61.133346] CPU: 0 PID: 1935 Comm[ 62.070817] BUG: unable to handle page fault for address: ffffffff94b2f330 : cat Tainted: G D W 5.10.162-cip24 #1 # [ 61.163259] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.169176] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 61.195785] Code: 00 48 c7 c7 78 42 ab 94 48 c7 c6 10 12 6d 94 e8 e0 98 fd [ 62.099831] #PF: supervisor write access in kernel mode [ 62.127231] #PF: error_code(0x0003) - permissions violation ff 48 8b 05 1f f9 78 00 ba 34 12 cd ab 48 c7 c7 a8 42 ab 94 48 31 d0 <48> 89 05 09 f9 78 00 e9 be 98 fd ff 0f 1f 44 00 00 48 8b 05 18 da # [ 61.236706] RSP: 0018:ffff988b019e3e60 EFLAGS: 00010202 # [ 61.264102] RAX: 000000000198b861 RBX: 000000000000[ 62.132792] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 10466d063 PTE 8000000093f2f161 00[28 RCX: 0000000000000000 # [ 61.271225] RDX: 00000000abcd1234 RSI: ffff8fe06ac1bf70 RDI: ffffffff94ab42a8 # [ 61.300531] RBP: ffffffff94ab3495 R08: 0000000000000000 R09: 0000000000000000 # [ 61.307654] R10: 00000000ffffe000 R11: 3fffffffffffffff 62.162792] Oops: 0003 [#14] SMP NOPTI R12: 0000000000000009 # [ 61.336958] R13: ffff988b019e3f10 R14: ffff988b019e3f10 R15: ffff8fe043d74000 # [ 61.344082] FS: 00007f62f1880580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 61.374340] CS: 0010 DS: 0000 ES: 0000 CR0: 000[ 62.188725] CPU: 0 PID: 1970 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 62.218638] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000080050033 # [ 61.380077] CR2: ffffffff946d1210 CR3: 0000000104072000 CR4: 00000000001506f0 # [ 61.409381] Call Trace: # [ 61.411828] direct_entry.cold+0x2c/0x38 # [ 61.437927] full_proxy_write+0x56/0x80 # [ 61.463940] vfs_write+0xea/0[ 62.224555] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a x3[a0 # [ 61.481200] ksys_write+0x68/0xf0 # [ 61.484515] do_syscall_64+0x33/0x40 # [ 61.488084] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 61.493129] RIP: 0033:0x7f62f175d833 # [ 61.496701] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 62.252121] Code: 42 ab 94 e9 92 98 fd ff 48 c7 c7 00 43 ab 94 e8 86 98 fd ff 48 8b 05 e5 d9 be 00 ba 34 12 cd ab 48 c7 c7 a8 42 ab 94 48 31 d0 <48> 89 05 cf d9 be 00 e9 64 98 fd ff 0f 1f 44 00 00 41 54 48 c7 c7 f[f ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 61.515439] RSP: 002b:00007fff3c6897d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.5229 62.293044] RSP: 0018:ffff988b01a7be60 EFLAGS: 00010202 [ 62.320448] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 95] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f62f175d833 # [ 61.530117] RDX: 0000000000000009 RSI: 00007f62f1650000 RDI: 0000000000000001 # [ 61.537239] RBP: 00007f62f1650000 R08: 00007f62f164f010 R09: 0000000000000000 # [ 61.544361] [ 62.327570] RDX: 00000000abcd1234 RSI: ffff8fe06ac1bf70 RDI: ffffffff94ab42a8 [ 62.356875] RBP: ffffffff94ab349e R08: 0000000000000000 R09: 0000000000000000 R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 61.551484] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.558610] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec[ 62.363997] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 [ 62.393303] R13: ffff988b01a7bf10 R14: ffff988b01a7bf10 R15: ffff8fe043c36000 _chardev cros_ec_dev cros_usbpd_notify # [ 61.571030] CR2: ffffffff946d1210 # [ 61.574343] ---[ end trace 1530e77902b63d98 ]--- # [ 61.578959] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 61.582873] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 [ 62.400426] FS: 00007feaf74b8580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 62.430684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 61.601609] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 61.606827] RAX: ffffffff938e32b0 RBX: 000000[ 62.436420] CR2: ffffffff94b2f330 CR3: 000000010348e000 CR4: 00000000001506f0 [ 62.465725] Call Trace: 0000000001 RCX: 0000000000000000 # [ 61.613950] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 61.621072] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 61.628194] R10: 00000000ffffe000 R11: 3fffffffff[ 62.468172] direct_entry.cold+0x2c/0x38 ffffff R12: 0000000000000004 # [ 61.635316] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 61.642439] FS: 00007f62f1880580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 61.650513] CS: 0010 DS: 0000 ES: 0000 CR[ 62.494272] full_proxy_write+0x56/0x80 0: 0000000080050033 # [ 61.656249] CR2: ffffffff946d1210 CR3: 0000000104072000 CR4: 00000000001506f0 # [ 61.663374] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 61.672232] in_atomic(): 0, irqs_disabled([ 62.520287] vfs_write+0xea/0x3a0 ): 1, non_block: 0, pid: 1935, name: cat # [ 61.679787] INFO: lockdep is turned off. # [ 61.683702] irq event stamp: 0 # [ 61.686752] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.693012] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 61.701177] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 61.709338] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 61.715594] CPU: 0 PID: 1935 Comm: cat Ta[ 62.571279] do_syscall_64+0x33/0x40 in[ted: G D W 5.10.162-cip24 #1 # [ 61.723323] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.729232] Call Trace: # [ 61.731678] dump_stack+0x77/0x9b # [ 61.734991] ___might_sleep.cold+0xa6/0xb6 # [ 61.739082] exit 62.597032] entry_SYSCALL_64_after_hwframe+0x61/0xc6 _signals+0x1c/0x2e0 # [ 61.742654] do_exit+0xc2/0xaf0 # [ 61.745792] ? ksys_write+0x68/0xf0 # [ 61.749278] rewind_stack_do_exit+0x17/0x20 # [ 61.753453] RIP: 0033:0x7f62f175d833 # [ 61.757023] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 [ 62.624264] RIP: 0033:0x7feaf73c5833 [ 62.650020] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 61.775759] RSP: 002b:00007fff3c6897d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.78[ 62.668754] RSP: 002b:00007fff2454c858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.698493] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007feaf73c5833 3317] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f62f175d833 # [ 61.790439] RDX: 0000000000000009 RSI: 00007f62f1650000 RDI: 0000000000000001 # [ 61.797561] RBP: 00007f62f1650000 R08: 00007f62f164f010 R09: 0000000000000000 # [ 61.804684[ 62.705616] RDX: 0000000000000014 RSI: 00007feaf72b8000 RDI: 0000000000000001 [ 62.734922] RBP: 00007feaf72b8000 R08: 00007feaf72b7010 R09: 0000000000000000 ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 61.811806] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: lkdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_RO_AF[ 62.742043] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 62.771350] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 TER_INIT.sh [ 62.778476] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 62.792005] CR2: ffffffff94b2f330 [ 62.795316] ---[ end trace 1530e77902b63d99 ]--- [ 62.799928] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 62.803843] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 62.822578] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 62.827795] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 62.834916] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 62.842038] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 62.849159] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 62.856280] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 62.863402] FS: 00007feaf74b8580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 62.871478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.877214] CR2: ffffffff94b2f330 CR3: 000000010348e000 CR4: 00000000001506f0 [ 62.884336] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 62.893192] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1970, name: cat [ 62.900747] INFO: lockdep is turned off. [ 62.904661] irq event stamp: 0 [ 62.907710] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 62.913967] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 62.922130] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 62.930292] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 62.936548] CPU: 0 PID: 1970 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 62.944277] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 62.950185] Call Trace: [ 62.952631] dump_stack+0x77/0x9b [ 62.955943] ___might_sleep.cold+0xa6/0xb6 [ 62.960035] exit_signals+0x1c/0x2e0 [ 62.963605] do_exit+0xc2/0xaf0 [ 62.966741] ? ksys_write+0x68/0xf0 [ 62.970224] rewind_stack_do_exit+0x17/0x20 [ 62.974400] RIP: 0033:0x7feaf73c5833 [ 62.977969] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 62.996705] RSP: 002b:00007fff2454c858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.004262] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007feaf73c5833 [ 63.011383] RDX: 0000000000000014 RSI: 00007feaf72b8000 RDI: 0000000000000001 [ 63.018505] RBP: 00007feaf72b8000 R08: 00007feaf72b7010 R09: 0000000000000000 [ 63.025625] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.032747] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 62.035985] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 62.041832] lkdtm: attempting bad ro_after_init write at ffffffff94b2f330 # [ 62.070817] BUG: unable to handle page fault for address: ffffffff94b2f330 # [ 62.099831] #PF: supervisor write access in kernel mode # [ 62.127231] #PF: error_code(0x0003) - permissions violation # [ 62.132792] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 10466d063 PTE 8000000093f2f161 # [ 62.162792] Oops: 0003 [#14] SMP NOPTI # [ 62.188725] CPU: 0 PID: 1970 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 62.218638] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.224555] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 62.252121] Code: 42 ab 94 e9 92 98 fd ff 48 c7 c7 00 43 ab 94 e8 86 98 fd ff 48 8b 05 e5 d9 be 00 ba 34 12 cd ab 48 c7 c7 a8 42 ab 94 48 31 d0 <48> 89 05 cf d9 be 00 e9 64 98 fd ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 62.293044] RSP: 0018:ffff988b01a7be60 EFLAGS: 00010202 # [ 62.320448] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 62.327570] RDX: 00000000abcd1234 RSI: ffff8fe06ac1bf70 RDI: ffffffff94ab42a8 # [ 62.356875] RBP: ffffffff94ab349e R08: 0000000000000000 R09: 0000000000000000 # [ 62.363997] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 62.393303] R13: ffff988b01a7bf10 R14: ffff988b01a7bf10 R15: ffff8fe043c36000 # [ 62.400426] FS: 00007feaf74b8580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 62.430684] CS: [ 63.189383] lkdtm: Performing direct entry WRITE_KERN 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.436420] CR2: ffffffff94b2f330 CR3: 000000010348e000 CR4: 00000000001506f0 # [ 62.465725] Call Trace: # [ 62.468172] direct_entry.cold+0x2c/0x38 # [ 62.494272] full_proxy_write+0x56/0x80 # [ 63.211581] lkdtm: attempting bad 6676971 byte write at ffffffff93f4186b [ 62.520287] vfs_write+0xea/0x3a0 # [ 62.545779] ksys_write+0x68/0xf0 # [ 62.571279] do_syscall_64+0x33/0x40 # [ 62.597032] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 62.624264] RIP: 0033:0x7feaf73c5833 # [ 62.650020] Code: 8b 15 61 [ 63.240473] BUG: unable to handle page fault for address: ffffffff93f4186b 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 62.668754] RSP: 002b:00007fff2454c858 EFLAGS: 00000246 ORIG_RAX:[ 63.269487] #PF: supervisor write access in kernel mode [ 63.296885] #PF: error_code(0x0003) - permissions violation 0000000000000001 # [ 62.698493] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007feaf73c5833 # [ 62.705616] RDX: 0000000000000014 RSI: 00007feaf72b8000 RDI: 0000000000000001 # [ 62.734922] RBP: 00007feaf72b8000 R08: 00007feaf72b7010 R09: 000[ 63.302446] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 932001e1 00[00000000000 # [ 62.742043] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 62.771350] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 62.778476] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ 63.330625] Oops: 0003 [#15] SMP NOPTI ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 62.792005] CR2: ffffffff94b2f330 # [ 62.795316] ---[ end trace 1530e77902b63d99 ]--- # [ 62.799928] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 62.803843] Code: 89 ff e8 1e 77 a3 f[ 63.356557] CPU: 0 PID: 2005 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 63.386469] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 f 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 62.822578] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 62.827795] R[ 63.392387] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e AX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 62.834916] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 62.842038] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 62.849159] R10: [ 63.419172] Code: 53 48 c7 c3 6b 18 f4 93 49 89 dc 48 89 da 49 81 ec 80 36 8e 93 4c 89 e6 e8 39 98 fd ff 48 89 df 4c 89 e1 48 c7 c6 80 36 8e 93 a4 48 c7 c7 a8 42 ab 94 e8 1e 98 fd ff 5b 41 5c e9 b7 fe ff ff 00[000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 62.856280] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 62.863402] FS: 00007feaf74b8580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 62.871478 63.460094] RSP: 0018:ffff988b01b03e50 EFLAGS: 00010246 [ 63.487498] RAX: 000000000000003c RBX: ffffffff93f4186b RCX: 000000000065e1eb ] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.877214] CR2: ffffffff94b2f330 CR3: 000000010348e000 CR4: 00000000001506f0 # [ 62.884336] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 62.893192[ 63.494620] RDX: 0000000000000000 RSI: ffffffff938e3680 RDI: ffffffff93f4186b ] [in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1970, name: cat # [ 62.900747] INFO: lockdep is turned off. # [ 62.904661] irq event stamp: 0 # [ 62.907710] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.913967] hardirq 63.523926] RBP: ffffffff94ab34b2 R08: 0000000000000000 R09: 0000000000000000 [ 63.553236] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000065e1eb s last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 62.922130] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 62.930292] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.93654[ 63.560358] R13: ffff988b01b03f10 R14: ffff988b01b03f10 R15: ffff8fe0457ef000 8][ CPU: 0 PID: 1970 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 62.944277] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.950185] Call Trace: # [ 62.952631] dump_stack+0x77/0x9b # [ 62.955943] ___might_sleep.cold+0 63.589664] FS: 00007f5a1e25f3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 63.619928] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 xa6/0xb6 # [ 62.960035] exit_signals+0x1c/0x2e0 # [ 62.963605] do_exit+0xc2/0xaf0 # [ 62.966741] ? ksys_write+0x68/0xf0 # [ 62.970224] rewind_stack_do_exit+0x17/0x20 # [ 62.974400] RIP: 0033:0x7feaf73c5833 # [ 62.977969] Code: 8b 15 6[ 63.625663] CR2: ffffffff93f4186b CR3: 00000001027d4000 CR4: 00000000001506f0 [ 63.654967] Call Trace: 1 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 62.996705] RSP: 002b:00007fff2454c858 EFLAGS: 00000246 ORIG_RA[ 63.657415] direct_entry.cold+0x2c/0x38 X: 0000000000000001 # [ 63.004262] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007feaf73c5833 # [ 63.011383] RDX: 0000000000000014 RSI: 00007feaf72b8000 RDI: 0000000000000001 # [ 63.018505] RBP: 00007feaf72b8000 R08: 00007feaf72b7010 R09: 0[ 63.683512] full_proxy_write+0x56/0x80 000000000000000 # [ 63.025625] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.032747] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok ok 40 selftests: lkdtm: W[ 63.709527] vfs_write+0xea/0x3a0 RITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh [ 63.735020] ksys_write+0x68/0xf0 [ 63.743358] do_syscall_64+0x33/0x40 [ 63.746927] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 63.751973] RIP: 0033:0x7f5a1e13d833 [ 63.755544] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 63.774279] RSP: 002b:00007ffd70988818 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.781836] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5a1e13d833 [ 63.788957] RDX: 000000000000000b RSI: 00007f5a1e030000 RDI: 0000000000000001 [ 63.796079] RBP: 00007f5a1e030000 R08: 00007f5a1e02f010 R09: 0000000000000000 [ 63.803200] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.810321] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.817448] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 63.829866] CR2: ffffffff93f4186b [ 63.833177] ---[ end trace 1530e77902b63d9a ]--- [ 63.837790] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 63.841705] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 [ 63.860440] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 [ 63.865658] RAX: ffffffff938e32b0 RBX: 0000000000000001 RCX: 0000000000000000 [ 63.872780] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 [ 63.879901] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 [ 63.887022] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 63.894144] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 [ 63.901265] FS: 00007f5a1e25f3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 63.909338] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.915071] CR2: ffffffff93f4186b CR3: 00000001027d4000 CR4: 00000000001506f0 [ 63.922194] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 63.931049] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2005, name: cat [ 63.938604] INFO: lockdep is turned off. [ 63.942519] irq event stamp: 0 [ 63.945568] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.951827] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 63.959989] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 63.968151] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.974410] CPU: 0 PID: 2005 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 63.982141] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 63.988048] Call Trace: [ 63.990495] dump_stack+0x77/0x9b [ 63.993807] ___might_sleep.cold+0xa6/0xb6 [ 63.997896] exit_signals+0x1c/0x2e0 [ 64.001468] do_exit+0xc2/0xaf0 [ 64.004605] ? ksys_write+0x68/0xf0 [ 64.008091] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 [ 64.012962] rewind_stack_do_exit+0x17/0x20 [ 64.017138] RIP: 0033:0x7f5a1e13d833 [ 64.020708] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 64.039442] RSP: 002b:00007ffd70988818 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.047000] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5a1e13d833 [ 64.054123] RDX: 000000000000000b RSI: 00007f5a1e030000 RDI: 0000000000000001 [ 64.061244] RBP: 00007f5a1e030000 R08: 00007f5a1e02f010 R09: 0000000000000000 [ 64.068366] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 64.075488] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 64.280457] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # Killed # [ 63.189383] lkdtm: Performing direct entry WRITE_KERN # [ 63.211581] lkdtm: attempting bad 6676971 byte write at ffffffff93f4186b # [ 63.240473] BUG: unable to handle page fault for address: ffffffff93f4186b # [ 63.269487] #PF: supe[ 64.286464] lkdtm: attempting good refcount_inc() without overflow rvisor write access in kernel mode # [ 63.296885] #PF: error_code(0x0003) - permissions violation # [ 63.302446] PGD 94029067 P4D 94029067 PUD 9402a063 PMD 932001e1 # [ 63.330625] Oops: 0003 [#15] SMP NOPTI # [ 63.356557] CPU: 0 PID: 2005 Comm[ 64.314834] lkdtm: attempting bad refcount_inc() overflow : cat Tainted: G D W 5.10.162-cip24 #1 # [ 63.386469] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 63.392387] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 63.419172] Code: 53 48 c7 c3 6b 18 f4 93 49 89 dc 48 89 da 49 81 ec 80 3[ 64.342438] ------------[ cut here ]------------ 6 8e 93 4c 89 e6 e8 39 98 fd ff 48 89 df 4c 89 e1 48 c7 c6 80 36 8e 93 a4 48 c7 c7 a8 42 ab 94 e8 1e 98 fd ff 5b 41 5c e9 b7 fe ff ff # [ 63.460094] RSP: 0018:ffff988b01b03e50 EFLAGS: 00010246 # [ 63.487498] RAX: 000000000000003c RBX: ffffffff93[ 64.369207] refcount_t: saturated; leaking memory. f4186b RCX: 000000000065e1eb # [ 63.494620] RDX: 0000000000000000 RSI: ffffffff938e3680 RDI: ffffffff93f4186b # [ 63.523926] RBP: ffffffff94ab34b2 R08: 0000000000000000 R09: 0000000000000000 # [ 63.553236] R10: 00000000ffffe000 R11: 3fffffffffffff[ 64.396210] WARNING: CPU: 0 PID: 2040 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 ff R12: 000000000065e1eb # [ 63.560358] R13: ffff988b01b03f10 R14: ffff988b01b03f10 R15: ffff8fe0457ef000 # [ 63.589664] FS: 00007f5a1e25f3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 63.619928] CS: 0010 DS: 0000 ES: 0000 CR0: 0[ 64.426814] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 000000080050033 # [ 63.625663] CR2: ffffffff93f4186b CR3: 00000001027d4000 CR4: 00000000001506f0 # [ 63.654967] Call Trace: # [ 63.657415] direct_entry.cold+0x2c/0x38 # [ 63.683512] full_proxy_write+0x56/0x80 # [ 63.709527] vfs_write+0xea[ 64.461496] CPU: 0 PID: 2040 Comm: cat Tainted: G D W 5.10.162-cip24 #1 /0x3a0 # [ 63.735020] ksys_write+0x68/0xf0 # [ 63.743358] do_syscall_64+0x33/0x40 # [ 63.746927] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 63.751973] RIP: 0033:0x7f5a1e13d833 # [ 63.755544] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 [ 64.491331] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 63.774279] RSP: 002b:00007ffd70988818 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.78[ 64.519467] RIP: 0010:refcount_warn_saturate+0x51/0x110 1836] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5a1e13d833 # [ 63.788957] RDX: 000000000000000b RSI: 00007f5a1e030000 RDI: 0000000000000001 # [ 63.796079] RBP: 00007f5a1e030000 R08: 00007f5a1e02f010 R09: 0000000000000000 # [ 63.803200[ 64.546846] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.810321] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 63.817448] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_[ 64.587743] RSP: 0018:ffff988b01b7be48 EFLAGS: 00010286 ec_chardev cros_ec_dev cros_usbpd_notify # [ 63.829866] CR2: ffffffff93f4186b # [ 63.833177] ---[ end trace 1530e77902b63d9a ]--- # [ 63.837790] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 63.841705] Code: 89 ff e8 1e 77 a3 ff 48 c7 c0 ea ff ff ff eb de 4[ 64.615155] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 8 c7 c0 ea ff ff ff e9 59 16 92 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 a0 73 92 02 # [ 63.860440] RSP: 0018:ffff988b008d3e60 EFLAGS: 00010282 # [ 63.865658] RAX: ffffffff938e32b0 RBX: 0000[ 64.644460] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 000000000001 RCX: 0000000000000000 # [ 63.872780] RDX: 0000000000000000 RSI: ffff8fe06ac1bf70 RDI: ffffffff946d0d90 # [ 63.879901] RBP: ffffffff94b0e908 R08: 0000000000000001 R09: 0000000000000001 # [ 63.887022] R10: 00000000ffffe000 R11: 3fffffff[ 64.673785] RBP: ffffffff94ab34bd R08: 0000000000000000 R09: 0000000000000000 ffffffff R12: 0000000000000004 # [ 63.894144] R13: ffff988b008d3f10 R14: ffff988b008d3f10 R15: ffff8fe0457ec000 # [ 63.901265] FS: 00007f5a1e25f3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 63.909338] CS: 0010 DS: 0000 ES: 0000 [ 64.703085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 CR0: 0000000080050033 # [ 63.915071] CR2: ffffffff93f4186b CR3: 00000001027d4000 CR4: 00000000001506f0 # [ 63.922194] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 63.931049] in_atomic(): 0, irqs_disabl[ 64.732408] R13: ffff988b01b7bf10 R14: ffff988b01b7bf10 R15: ffff8fe0434fc000 ed[ 64.761609] FS: 00007ff3675ff3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 (): 1, non_block: 0, pid: 2005, name: cat [ 64.769875] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.938604] INFO: lockdep is turned off. # [ 63.942519] irq event stamp: 0 # [ 63.945568] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.951827] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 64.779352] CR2: 00007ff3673d0000 CR3: 000000010345a000 CR4: 00000000001506f0 [ 63.959989] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 63.968151] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.974410] CPU: 0 PID: 2005 Comm: cat Tainted: G D W 5.10.162-cip24 #[ 64.808647] Call Trace: 1 # [ 63.982141] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 64.833301] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 63.988048] Call Trace: # [ 63.990495] dump_stack+0x77/0x9b[ 64.844414] direct_entry.cold+0x2c/0x38 # [ 63.993807] ___might_sleep.cold+0xa6/0xb6 # [ 63.997896] exit_signals+0x1c/0x2e0 # [ 64.001468] do_exit+0xc2/0xaf0 # [ 64.004605] ? ksys_write+0x68/0xf0 # [ 64.008091] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 64.012962] rewind[ 64.854234] full_proxy_write+0x56/0x80 _stack_do_exit+0x17/0x20 # [ 64.017138] RIP: 0033:0x7f5a1e13d833 # [ 64.020708] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 [ 64.880252] vfs_write+0xea/0x3a0 00 48 83 ec 28 48 89 54 24 18 # [ 64.039442] RSP: 002b:00007ffd70988818 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.047000] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f5a1e13d833 # [ 64.054123] RDX: 000000000000000b RSI: 00007f5a[ 64.905723] ksys_write+0x68/0xf0 1e030000 RDI: 0000000000000001 # [ 64.061244] RBP: 00007f5a1e030000 R08: 00007f5a1e02f010 R09: 0000000000000000 # [ 64.068366] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 64.075488] R13: 0000000000000001 R14: 000000000002[ 64.931237] do_syscall_64+0x33/0x40 0000 R15: 0000000000020000 # WRITE_KERN: saw 'call trace:': ok ok 41 selftests: lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 64.956968] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 64.975017] RIP: 0033:0x7ff3674dd833 [ 64.978616] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 64.997388] RSP: 002b:00007fff83992c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.004970] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff3674dd833 [ 65.012124] RDX: 0000000000000016 RSI: 00007ff3673d0000 RDI: 0000000000000001 [ 65.019275] RBP: 00007ff3673d0000 R08: 00007ff3673cf010 R09: 0000000000000000 [ 65.026428] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 65.033576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.040736] irq event stamp: 0 [ 65.043810] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 65.050097] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 65.058286] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 65.066478] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.072757] ---[ end trace 1530e77902b63d9b ]--- [ 65.077403] lkdtm: Overflow detected: saturated # [ 64.280457] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 64.286464] lkdtm: attempting good refcount_inc() without overflow # [ 64.314834] lkdtm: attempting bad refcount_inc() overflow # [ 64.342438] ------------[ cut here ]------------ # [ 64.369207] refcount_t: saturated; leaking memory. # [ 64.396210] WARNING: CPU: 0 PID: 2040 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 64.426814] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 64.461496] CPU: 0 PID: 2040 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 64.491331] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 64.519467] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 64.546846] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 # [ 64.587743] RSP: 0018:ffff988b01b7be48 EFLAGS: 00010286 # [ 64.615155] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 64.644460] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 64.673785] RBP: ffffffff94ab34bd R08: 0000000000000000 R09: 0000000000000000 # [ 64.703085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 64.732408] R13: ffff988b01b7bf10 R14: ffff988b01b7bf10 R15: ffff8fe0434fc000 # [ 64.761609] FS: 00007ff3675ff3c0(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 64.769875][ 65.262386] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.779352] CR2: 00007ff3673d0000 CR3: 000000010345a000 CR4: 00000000001506f0 # [ 64.808647] Call Trace: # [ 64.833301] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 64.844414] direct_entry.co[ 65.283984] lkdtm: attempting good refcount_add() without overflow ld+0x2c/0x38 # [ 64.854234] full_proxy_write+0x56/0x80 # [ 64.880252] vfs_write+0xea/0x3a0 # [ 64.905723] ksys_write+0x68/0xf0 # [ 64.931237] do_syscall_64+0x33/0x40 # [ 64.956968] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.9750[ 65.312350] lkdtm: attempting bad refcount_add() overflow 17] RIP: 0033:0x7ff3674dd833 # [ 64.978616] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 64[ 65.339909] ------------[ cut here ]------------ .997388] RSP: 002b:00007fff83992c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.004970] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007ff3674dd833 # [ 65.012124] RDX: 0000000000000016 RSI: 00007ff3673d0000 RDI: 0000000000000001 # [ 6[ 65.366707] refcount_t: saturated; leaking memory. 5.019275] RBP: 00007ff3673d0000 R08: 00007ff3673cf010 R09: 0000000000000000 # [ 65.026428] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 65.033576] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.04[ 65.393707] WARNING: CPU: 0 PID: 2072 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0736] irq event stamp: 0 # [ 65.043810] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.050097] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 65.058286] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 65.066478] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.072757] ---[ end trace 1530e77902b63d9b ]--- # [ 65.077403] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call tr[ 65.459013] CPU: 0 PID: 2072 Comm: cat Tainted: G D W 5.10.162-cip24 #1 ace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 65.488829] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 65.504037] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 65.509299] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 [ 65.528076] RSP: 0018:ffff988b01c03e48 EFLAGS: 00010286 [ 65.533315] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 [ 65.540473] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 65.547614] RBP: ffffffff94ab34d3 R08: 0000000000000000 R09: 0000000000000000 [ 65.554788] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 65.561937] R13: ffff988b01c03f10 R14: ffff988b01c03f10 R15: ffff8fe045863000 [ 65.569095] FS: 00007feffcc62580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 65.577199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.582972] CR2: 00007feffca30000 CR3: 0000000103d50000 CR4: 00000000001506f0 [ 65.590121] Call Trace: [ 65.592603] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 [ 65.597419] direct_entry.cold+0x2c/0x38 [ 65.601375] full_proxy_write+0x56/0x80 [ 65.605239] vfs_write+0xea/0x3a0 [ 65.608602] ksys_write+0x68/0xf0 [ 65.611956] do_syscall_64+0x33/0x40 [ 65.615606] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 65.620717] RIP: 0033:0x7feffcb3d833 [ 65.624391] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 65.643204] RSP: 002b:00007fff81b36c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.650828] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007feffcb3d833 [ 65.658010] RDX: 0000000000000016 RSI: 00007feffca30000 RDI: 0000000000000001 [ 65.665187] RBP: 00007feffca30000 R08: 00007feffca2f010 R09: 0000000000000000 [ 65.672346] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 65.679492] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.686674] irq event stamp: 0 [ 65.689748] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 65.696068] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 65.704273] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 65.712479] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.718767] ---[ end trace 1530e77902b63d9c ]--- [ 65.723425] lkdtm: Overflow detected: saturated # [ 65.262386] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 65.283984] lkdtm: attempting good refcount_add() without overflow # [ 65.312350] lkdtm: attempting bad refcount_add() overflow # [ 65.339909] ------------[ cut here ]------------ # [ 65.366707] refcount_t: saturated; leaking memory. # [ 65.393707] WARNING: CPU: 0 PID: 2072 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 65.424324] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 65.459013] CPU: 0 PID: 2072 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 65.488829] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 65.504037] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 65.509299] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 # [ 65.528076] RSP: 0018:ffff988b01c03e48 EFLAGS: 00010286 # [ 65.533315] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 65.540473] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 65.547614] RBP: ffffffff94ab34d3 R08: 0000000000000000 R09: 0000000000000000 # [ 65.554788] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 65.561937] R13: ffff988b01c03f10 R14: ffff988b01c03f10 R15: ffff8fe045863000 # [ 65.569095] FS: 00007feffcc62580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 65.5771[ 65.878356] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 99] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.582972] CR2: 00007feffca30000 CR3: 0000000103d50000 CR4: 00000000001506f0 # [ 65.590121] Call Trace: # [ 65.592603] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 65.597419] direct_entry[ 65.899819] lkdtm: attempting bad refcount_inc_not_zero() overflow .cold+0x2c/0x38 # [ 65.601375] full_proxy_write+0x56/0x80 # [ 65.605239] vfs_write+0xea/0x3a0 # [ 65.608602] ksys_write+0x68/0xf0 # [ 65.611956] do_syscall_64+0x33/0x40 # [ 65.615606] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 65.6[ 65.928200] ------------[ cut here ]------------ 20717] RIP: 0033:0x7feffcb3d833 # [ 65.624391] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ [ 65.954983] refcount_t: saturated; leaking memory. 65.643204] RSP: 002b:00007fff81b36c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.650828] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007feffcb3d833 # [ 65.658010] RDX: 0000000000000016 RSI: 00007feffca30000 RDI: 0000000000000001 # [ [ 65.981980] WARNING: CPU: 0 PID: 2104 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 65.665187] RBP: 00007feffca30000 R08: 00007feffca2f010 R09: 0000000000000000 # [ 65.672346] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 65.679492] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65[ 66.012548] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify .686674] irq event stamp: 0 # [ 65.689748] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.696068] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 65.704273] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 65.712479] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.718767] ---[ end trace 1530e77902b63d9c ]--- # [ 65.723425] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw 'call[ 66.077173] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 trace:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 66.105186] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 66.120743] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 [ 66.139521] RSP: 0018:ffff988b01c6be38 EFLAGS: 00010282 [ 66.144801] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 66.151957] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 66.159116] RBP: ffffffff94ab3110 R08: 0000000000000000 R09: 0000000000000000 [ 66.166268] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 66.173419] R13: ffff988b01c6bf10 R14: ffff988b01c6bf10 R15: ffff8fe04483c000 [ 66.180569] FS: 00007f9f9b048580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 66.188676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.194438] CR2: 00007f9f9ae18000 CR3: 000000010579c000 CR4: 00000000001506f0 [ 66.201593] Call Trace: [ 66.204066] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 66.209575] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 66.215169] direct_entry.cold+0x2c/0x38 [ 66.219110] full_proxy_write+0x56/0x80 [ 66.222969] vfs_write+0xea/0x3a0 [ 66.226321] ksys_write+0x68/0xf0 [ 66.229661] do_syscall_64+0x33/0x40 [ 66.233272] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.238338] RIP: 0033:0x7f9f9af25833 [ 66.241984] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 66.260767] RSP: 002b:00007ffe1e170068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.268406] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9f9af25833 [ 66.275582] RDX: 000000000000001f RSI: 00007f9f9ae18000 RDI: 0000000000000001 [ 66.282780] RBP: 00007f9f9ae18000 R08: 00007f9f9ae17010 R09: 0000000000000000 [ 66.289967] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.297155] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.304338] irq event stamp: 0 [ 66.307439] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.313763] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 66.321997] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 66.330264] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.336576] ---[ end trace 1530e77902b63d9d ]--- [ 66.341238] lkdtm: Overflow detected: saturated # [ 65.878356] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 65.899819] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 65.928200] ------------[ cut here ]------------ # [ 65.954983] refcount_t: saturated; leaking memory. # [ 65.981980] WARNING: CPU: 0 PID: 2104 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 66.012548] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 66.047191] CPU: 0 PID: 2104 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 66.077173] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 66.105186] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 66.120743] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 # [ 66.139521] RSP: 0018:ffff988b01c6be38 EFLAGS: 00010282 # [ 66.144801] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 66.151957] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 66.159116] RBP: ffffffff94ab3110 R08: 0000000000000000 R09: 0000000000000000 # [ 66.166268] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 66.173419] R13: ffff988b01c6bf10 R14: ffff988b01c6bf10 R15: ffff8fe04483c000 # [ 66.180569] FS: 00007f9f9b048580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 66.[ 66.498577] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 188676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 66.194438] CR2: 00007f9f9ae18000 CR3: 000000010579c000 CR4: 00000000001506f0 # [ 66.201593] Call Trace: # [ 66.204066] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 66.209575] [ 66.512260] lkdtm: attempting bad refcount_add_not_zero() overflow lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 66.215169] direct_entry.cold+0x2c/0x38 # [ 66.219110] full_proxy_write+0x56/0x80 # [ 66.222969] vfs_write+0xea/0x3a0 # [ 66.226321] ksys_write+0x68/0xf0 # [ 66.229661] do_syscall_64+0x3[ 66.540616] ------------[ cut here ]------------ 3/0x40 # [ 66.233272] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 66.238338] RIP: 0033:0x7f9f9af25833 # [ 66.241984] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f[ 66.567406] refcount_t: saturated; leaking memory. 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 66.260767] RSP: 002b:00007ffe1e170068 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.268406] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f9f9af25833 # [ 66.2[ 66.594409] WARNING: CPU: 0 PID: 2136 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 75582] RDX: 000000000000001f RSI: 00007f9f9ae18000 RDI: 0000000000000001 # [ 66.282780] RBP: 00007f9f9ae18000 R08: 00007f9f9ae17010 R09: 0000000000000000 # [ 66.289967] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 66.29715[ 66.624977] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 5] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 66.304338] irq event stamp: 0 # [ 66.307439] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.313763] hardirqs last disabled at (0): [] copy_p[ 66.659608] CPU: 0 PID: 2136 Comm: cat Tainted: G D W 5.10.162-cip24 #1 rocess+0x664/0x1cb0 # [ 66.321997] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 66.330264] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.336576] ---[ end trace 1530e77902b63d9d ]--- # [ 66.3[ 66.689531] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 41238] 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 [ 66.717711] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 66.741459] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 [ 66.760253] RSP: 0018:ffff988b01cebe38 EFLAGS: 00010282 [ 66.765532] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 66.772683] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 66.779830] RBP: ffffffff94ab3130 R08: 0000000000000000 R09: 0000000000000000 [ 66.786993] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 66.794140] R13: ffff988b01cebf10 R14: ffff988b01cebf10 R15: ffff8fe04336b000 [ 66.801297] FS: 00007f3ef1553580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 66.809393] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.815178] CR2: 00007f3ef1320000 CR3: 0000000103d50000 CR4: 00000000001506f0 [ 66.822328] Call Trace: [ 66.824801] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 66.830306] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 66.835902] direct_entry.cold+0x2c/0x38 [ 66.839845] full_proxy_write+0x56/0x80 [ 66.843716] vfs_write+0xea/0x3a0 [ 66.847054] ksys_write+0x68/0xf0 [ 66.850411] do_syscall_64+0x33/0x40 [ 66.854011] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.859102] RIP: 0033:0x7f3ef142d833 [ 66.862694] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 66.881500] RSP: 002b:00007fff42d78998 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.889120] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3ef142d833 [ 66.896320] RDX: 000000000000001f RSI: 00007f3ef1320000 RDI: 0000000000000001 [ 66.903518] RBP: 00007f3ef1320000 R08: 00007f3ef131f010 R09: 0000000000000000 [ 66.910718] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.917902] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.925151] irq event stamp: 0 [ 66.928242] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.934587] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 66.942812] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 66.951055] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.957357] ---[ end trace 1530e77902b63d9e ]--- [ 66.962037] lkdtm: Overflow detected: saturated # [ 66.498577] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 66.512260] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 66.540616] ------------[ cut here ]------------ # [ 66.567406] refcount_t: saturated; leaking memory. # [ 66.594409] WARNING: CPU: 0 PID: 2136 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 66.624977] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 66.659608] CPU: 0 PID: 2136 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 66.689531] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 66.717711] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 66.741459] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 # [ 66.760253] RSP: 0018:ffff988b01cebe38 EFLAGS: 00010282 # [ 66.765532] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 66.772683] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 66.779830] RBP: ffffffff94ab3130 R08: 0000000000000000 R09: 0000000000000000 # [ 66.786993] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 66.794140] R13: ffff988b01cebf10 R14: ffff988b01cebf10 R15: ffff8fe04336b000 # [ 66.801297] FS: 00007f3ef1553580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 66.809393] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 #[ 67.112169] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 66.815178] CR2: 00007f3ef1320000 CR3: 0000000103d50000 CR4: 00000000001506f0 # [ 66.822328] Call Trace: # [ 66.824801] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 66.830306] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 66.835[ 67.134734] lkdtm: attempting good refcount_dec() 902] direct_entry.cold+0x2c/0x38 # [ 66.839845] full_proxy_write+0x56/0x80 # [ 66.843716] vfs_write+0xea/0x3a0 # [ 66.847054] ksys_write+0x68/0xf0 # [ 66.850411] do_syscall_64+0x33/0x40 # [ 66.854011] entry_SYSCALL_64_after_hwframe+0x6[ 67.161622] lkdtm: attempting bad refcount_dec() to zero 1/0xc6 # [ 66.859102] RIP: 0033:0x7f3ef142d833 # [ 66.862694] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 [ 67.189096] ------------[ cut here ]------------ 89 54 24 18 # [ 66.881500] RSP: 002b:00007fff42d78998 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.889120] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3ef142d833 # [ 66.896320] RDX: 000000000000001f RSI: 00007f3ef1320000 RDI: 0000[ 67.215878] refcount_t: decrement hit 0; leaking memory. 000000000001 # [ 66.903518] RBP: 00007f3ef1320000 R08: 00007f3ef131f010 R09: 0000000000000000 # [ 66.910718] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 66.917902] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000[ 67.243400] WARNING: CPU: 0 PID: 2168 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 00020000 # [ 66.925151] irq event stamp: 0 # [ 66.928242] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.934587] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 66.942812] softirqs last enabled[ 67.274022] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify at (0): [] copy_process+0x664/0x1cb0 # [ 66.951055] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.957357] ---[ end trace 1530e77902b63d9e ]--- # [ 66.962037] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_N[ 67.308701] CPU: 0 PID: 2168 Comm: cat Tainted: G D W 5.10.162-cip24 #1 OT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 67.338529] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 67.356753] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 67.362029] Code: 58 ed a4 94 c6 05 1c f8 93 01 01 e8 ba 74 95 00 0f 0b e9 a8 65 c4 00 48 c7 c7 28 ed a4 94 c6 05 03 f8 93 01 01 e8 a0 74 95 00 <0f> 0b e9 8e 65 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 67.380799] RSP: 0018:ffff988b01d63e48 EFLAGS: 00010286 [ 67.386042] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 [ 67.393195] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 67.400346] RBP: ffffffff94ab34e9 R08: 0000000000000000 R09: 0000000000000000 [ 67.407495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 67.414641] R13: ffff988b01d63f10 R14: ffff988b01d63f10 R15: ffff8fe04348e000 [ 67.421792] FS: 00007f63b2882580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 67.429894] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.435662] CR2: 00007f63b2650000 CR3: 000000010349c000 CR4: 00000000001506f0 [ 67.442808] Call Trace: [ 67.445288] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd [ 67.449757] direct_entry.cold+0x2c/0x38 [ 67.453712] full_proxy_write+0x56/0x80 [ 67.457572] vfs_write+0xea/0x3a0 [ 67.460931] ksys_write+0x68/0xf0 [ 67.464272] do_syscall_64+0x33/0x40 [ 67.467922] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 67.473026] RIP: 0033:0x7f63b275d833 [ 67.476677] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 67.495471] RSP: 002b:00007ffc053a0fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.503106] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f63b275d833 [ 67.510365] RDX: 0000000000000012 RSI: 00007f63b2650000 RDI: 0000000000000001 [ 67.517544] RBP: 00007f63b2650000 R08: 00007f63b264f010 R09: 0000000000000000 [ 67.524764] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 67.531969] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.539186] irq event stamp: 0 [ 67.542339] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.548665] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 67.556927] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 67.565179] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.571488] ---[ end trace 1530e77902b63d9f ]--- [ 67.576134] lkdtm: Zero detected: saturated # [ 67.112169] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 67.134734] lkdtm: attempting good refcount_dec() # [ 67.161622] lkdtm: attempting bad refcount_dec() to zero # [ 67.189096] ------------[ cut here ]------------ # [ 67.215878] refcount_t: decrement hit 0; leaking memory. # [ 67.243400] WARNING: CPU: 0 PID: 2168 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 67.274022] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.308701] CPU: 0 PID: 2168 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 67.338529] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 67.356753] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 67.362029] Code: 58 ed a4 94 c6 05 1c f8 93 01 01 e8 ba 74 95 00 0f 0b e9 a8 65 c4 00 48 c7 c7 28 ed a4 94 c6 05 03 f8 93 01 01 e8 a0 74 95 00 <0f> 0b e9 8e 65 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 67.380799] RSP: 0018:ffff988b01d63e48 EFLAGS: 00010286 # [ 67.386042] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 # [ 67.393195] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 67.400346] RBP: ffffffff94ab34e9 R08: 0000000000000000 R09: 0000000000000000 # [ 67.407495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 67.414641] R13: ffff988b01d63f10 R14: ffff988b01d63f10 R15: ffff8fe04348e000 # [ 67.421792] FS: 00007f63b2882580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 67.429894] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 67.435662] CR2: 00007f63b2650000 CR3: 000000010[ 67.744790] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE 349c000 CR4: 00000000001506f0 # [ 67.442808] Call Trace: # [ 67.445288] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd # [ 67.449757] direct_entry.cold+0x2c/0x38 # [ 67.453712] full_proxy_write+0x56/0x80 # [ 67.457572] vfs_write+0xea/0x3a0 # [ 67.[ 67.756821] lkdtm: attempting bad refcount_dec() below zero 460931] ksys_write+0x68/0xf0 # [ 67.464272] do_syscall_64+0x33/0x40 # [ 67.467922] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 67.473026] RIP: 0033:0x7f63b275d833 # [ 67.476677] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb[ 67.784584] ------------[ cut here ]------------ b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 67.495471] RSP: 002b:00007ffc053a0fc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 67.503106] RAX: ffffff[ 67.811392] refcount_t: decrement hit 0; leaking memory. ffffffffda RBX: 0000000000000012 RCX: 00007f63b275d833 # [ 67.510365] RDX: 0000000000000012 RSI: 00007f63b2650000 RDI: 0000000000000001 # [ 67.517544] RBP: 00007f63b2650000 R08: 00007f63b264f010 R09: 0000000000000000 # [ 67.524764] R10: ffffffffff[ 67.838916] WARNING: CPU: 0 PID: 2203 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 fffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 67.531969] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 67.539186] irq event stamp: 0 # [ 67.542339] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.[ 67.869510] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 548665] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 67.556927] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 67.565179] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.904186] CPU: 0 PID: 2203 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 67.571488] ---[ end trace 1530e77902b63d9f ]--- # [ 67.576134] 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 [ 67.934020] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 67.960921] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 67.966195] Code: 58 ed a4 94 c6 05 1c f8 93 01 01 e8 ba 74 95 00 0f 0b e9 a8 65 c4 00 48 c7 c7 28 ed a4 94 c6 05 03 f8 93 01 01 e8 a0 74 95 00 <0f> 0b e9 8e 65 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 67.984967] RSP: 0018:ffff988b01dd3e48 EFLAGS: 00010286 [ 67.990206] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 [ 67.997373] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 68.004516] RBP: ffffffff94ab34fb R08: 0000000000000000 R09: 0000000000000000 [ 68.011679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 68.018821] R13: ffff988b01dd3f10 R14: ffff988b01dd3f10 R15: ffff8fe04470f000 [ 68.025999] FS: 00007f0d420c3580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 68.034103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.039874] CR2: 00007f0d41e90000 CR3: 00000001047ce000 CR4: 00000000001506f0 [ 68.047024] Call Trace: [ 68.049526] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 [ 68.054337] direct_entry.cold+0x2c/0x38 [ 68.058335] full_proxy_write+0x56/0x80 [ 68.062293] vfs_write+0xea/0x3a0 [ 68.065646] ksys_write+0x68/0xf0 [ 68.069034] do_syscall_64+0x33/0x40 [ 68.072656] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.077814] RIP: 0033:0x7f0d41f9d833 [ 68.081448] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 68.100281] RSP: 002b:00007ffe6c6f67a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.107896] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0d41f9d833 [ 68.115094] RDX: 0000000000000016 RSI: 00007f0d41e90000 RDI: 0000000000000001 [ 68.122277] RBP: 00007f0d41e90000 R08: 00007f0d41e8f010 R09: 0000000000000000 [ 68.129493] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 68.136679] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.143872] irq event stamp: 0 [ 68.146968] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.153264] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 68.161451] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 68.169628] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.175890] ---[ end trace 1530e77902b63da0 ]--- [ 68.180503] lkdtm: Negative detected: saturated # [ 67.744790] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 67.756821] lkdtm: attempting bad refcount_dec() below zero # [ 67.784584] ------------[ cut here ]------------ # [ 67.811392] refcount_t: decrement hit 0; leaking memory. # [ 67.838916] WARNING: CPU: 0 PID: 2203 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 67.869510] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.904186] CPU: 0 PID: 2203 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 67.934020] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 67.960921] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 67.966195] Code: 58 ed a4 94 c6 05 1c f8 93 01 01 e8 ba 74 95 00 0f 0b e9 a8 65 c4 00 48 c7 c7 28 ed a4 94 c6 05 03 f8 93 01 01 e8 a0 74 95 00 <0f> 0b e9 8e 65 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 67.984967] RSP: 0018:ffff988b01dd3e48 EFLAGS: 00010286 # [ 67.990206] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 67.997373] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 68.004516] RBP: ffffffff94ab34fb R08: 0000000000000000 R09: 0000000000000000 # [ 68.011679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 68.018821] R13: ffff988b01dd3f10 R14: ffff988b01dd3f10 R15: ffff8fe04470f000 # [ 68.025999] FS: 00007f0d420c3580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 68.034103] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ [ 68.334974] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE 68.039874] CR2: 00007f0d41e90000 CR3: 00000001047ce000 CR4: 00000000001506f0 # [ 68.047024] Call Trace: # [ 68.049526] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 68.054337] direct_entry.cold+0x2c/0x38 # [ 68.058335] full_proxy_write+0x56/0x[ 68.353648] lkdtm: attempting bad refcount_dec_and_test() below zero 80 # [ 68.062293] vfs_write+0xea/0x3a0 # [ 68.065646] ksys_write+0x68/0xf0 # [ 68.069034] do_syscall_64+0x33/0x40 # [ 68.072656] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 68.077814] RIP: 0033:0x7f0d41f9d833 # [ 68.081448] Code: 8b [ 68.382215] ------------[ cut here ]------------ 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 68.100281] RSP: 002b:00007ffe6c6f67a8 EFLAGS: 00000246 ORI[ 68.409007] refcount_t: underflow; use-after-free. G_RAX: 0000000000000001 # [ 68.107896] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0d41f9d833 # [ 68.115094] RDX: 0000000000000016 RSI: 00007f0d41e90000 RDI: 0000000000000001 # [ 68.122277] RBP: 00007f0d41e90000 R08: 00007f0d41e8f010 R0[ 68.436028] WARNING: CPU: 1 PID: 2238 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 9: 0000000000000000 # [ 68.129493] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 68.136679] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 68.143872] irq event stamp: 0 # [ 68.146968] hardirqs last[ 68.466621] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [<0000000000000000>] 0x0 # [ 68.153264] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 68.161451] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 68.169628] sof[ 68.501212] CPU: 1 PID: 2238 Comm: cat Tainted: G D W 5.10.162-cip24 #1 tirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.175890] ---[ end trace 1530e77902b63da0 ]--- # [ 68.180503] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFC[ 68.531137] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 OUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 68.559202] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 68.571065] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 68.589807] RSP: 0018:ffff988b01e43e40 EFLAGS: 00010286 [ 68.595030] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 [ 68.602159] RDX: ffff8fe06ad2c660 RSI: ffff8fe06ad1bf70 RDI: ffff8fe06ad1bf70 [ 68.609288] RBP: ffffffff94ab3150 R08: 0000000000000000 R09: 0000000000000000 [ 68.616417] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 68.623546] R13: ffff988b01e43f10 R14: ffff988b01e43f10 R15: ffff8fe04483d000 [ 68.630675] FS: 00007f832e878580(0000) GS:ffff8fe06ad00000(0000) knlGS:0000000000000000 [ 68.638757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.644499] CR2: 00007f832e648000 CR3: 00000001040c8000 CR4: 00000000001506e0 [ 68.651626] Call Trace: [ 68.654079] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 68.659562] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 [ 68.665137] direct_entry.cold+0x2c/0x38 [ 68.669062] full_proxy_write+0x56/0x80 [ 68.672902] vfs_write+0xea/0x3a0 [ 68.676219] ksys_write+0x68/0xf0 [ 68.679538] do_syscall_64+0x33/0x40 [ 68.683113] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.688163] RIP: 0033:0x7f832e755833 [ 68.691737] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 68.710479] RSP: 002b:00007ffd9ee5d428 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.718042] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f832e755833 [ 68.725169] RDX: 000000000000001f RSI: 00007f832e648000 RDI: 0000000000000001 [ 68.732306] RBP: 00007f832e648000 R08: 00007f832e647010 R09: 0000000000000000 [ 68.739439] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 68.746571] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.753712] irq event stamp: 0 [ 68.756770] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.763035] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 68.771204] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 68.779374] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.785635] ---[ end trace 1530e77902b63da1 ]--- [ 68.790252] lkdtm: Negative detected: saturated # [ 68.334974] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 68.353648] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 68.382215] ------------[ cut here ]------------ # [ 68.409007] refcount_t: underflow; use-after-free. # [ 68.436028] WARNING: CPU: 1 PID: 2238 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 68.466621] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 68.501212] CPU: 1 PID: 2238 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 68.531137] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 68.559202] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 68.571065] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 68.589807] RSP: 0018:ffff988b01e43e40 EFLAGS: 00010286 # [ 68.595030] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 68.602159] RDX: ffff8fe06ad2c660 RSI: ffff8fe06ad1bf70 RDI: ffff8fe06ad1bf70 # [ 68.609288] RBP: ffffffff94ab3150 R08: 0000000000000000 R09: 0000000000000000 # [ 68.616417] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 68.623546] R13: ffff988b01e43f10 R14: ffff988b01e43f10 R15: ffff8fe04483d000 # [ 68.630675] FS: 00007f832e878580(0000) GS:ffff8fe06ad00000(0000) knlGS:0000000000000000 # [ 68.638757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000[ 68.946457] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE 080050033 # [ 68.644499] CR2: 00007f832e648000 CR3: 00000001040c8000 CR4: 00000000001506e0 # [ 68.651626] Call Trace: # [ 68.654079] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 68.659562] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 [ 68.962667] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 68.665137] direct_entry.cold+0x2c/0x38 # [ 68.669062] full_proxy_write+0x56/0x80 # [ 68.672902] vfs_write+0xea/0x3a0 # [ 68.676219] ksys_write+0x68/0xf0 # [ 68.679538] do_syscall_64+0x33/0x40 # [ 68.683113] entry_SYSCALL_64_after[ 68.991222] ------------[ cut here ]------------ _hwframe+0x61/0xc6 # [ 68.688163] RIP: 0033:0x7f832e755833 # [ 68.691737] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 [ 69.018022] refcount_t: underflow; use-after-free. 83 ec 28 48 89 54 24 18 # [ 68.710479] RSP: 002b:00007ffd9ee5d428 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 68.718042] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f832e755833 # [ 68.725169] RDX: 000000000000001f RSI: 00007f832e6480[ 69.045037] WARNING: CPU: 1 PID: 2273 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 00 RDI: 0000000000000001 # [ 68.732306] RBP: 00007f832e648000 R08: 00007f832e647010 R09: 0000000000000000 # [ 68.739439] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 68.746571] R13: 0000000000000001 R14: 0000000000020000 R[ 69.075617] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 15: 0000000000020000 # [ 68.753712] irq event stamp: 0 # [ 68.756770] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 68.763035] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 68.771204] softirqs l[ 69.110229] CPU: 1 PID: 2273 Comm: cat Tainted: G D W 5.10.162-cip24 #1 ast enabled at (0): [] copy_process+0x664/0x1cb0 # [ 68.779374] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.785635] ---[ end trace 1530e77902b63da1 ]--- # [ 68.790252] lkdtm: Negative detected: saturated # RE[ 69.140141] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 FCOUNT_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 [ 69.168222] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 69.189344] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 69.208086] RSP: 0018:ffff988b01ee3e40 EFLAGS: 00010286 [ 69.213308] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 [ 69.220436] RDX: ffff8fe06ad2c660 RSI: ffff8fe06ad1bf70 RDI: ffff8fe06ad1bf70 [ 69.227563] RBP: ffffffff94ab3170 R08: 0000000000000000 R09: 0000000000000000 [ 69.234691] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 69.241817] R13: ffff988b01ee3f10 R14: ffff988b01ee3f10 R15: ffff8fe0427d0000 [ 69.248946] FS: 00007fcb903e3580(0000) GS:ffff8fe06ad00000(0000) knlGS:0000000000000000 [ 69.257028] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.262767] CR2: 00007fcb901b0000 CR3: 00000001059d4000 CR4: 00000000001506e0 [ 69.269893] Call Trace: [ 69.272349] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 69.277833] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b [ 69.283407] direct_entry.cold+0x2c/0x38 [ 69.287331] full_proxy_write+0x56/0x80 [ 69.291168] vfs_write+0xea/0x3a0 [ 69.294484] ksys_write+0x68/0xf0 [ 69.297802] do_syscall_64+0x33/0x40 [ 69.301379] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.306428] RIP: 0033:0x7fcb902bd833 [ 69.310004] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 69.328744] RSP: 002b:00007ffd3b601aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.336315] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fcb902bd833 [ 69.343447] RDX: 000000000000001f RSI: 00007fcb901b0000 RDI: 0000000000000001 [ 69.350576] RBP: 00007fcb901b0000 R08: 00007fcb901af010 R09: 0000000000000000 [ 69.357707] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 69.364837] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 69.371971] irq event stamp: 0 [ 69.375027] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 69.381290] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 69.389459] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 69.397627] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 69.403889] ---[ end trace 1530e77902b63da2 ]--- [ 69.408505] lkdtm: Negative detected: saturated # [ 68.946457] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 68.962667] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 68.991222] ------------[ cut here ]------------ # [ 69.018022] refcount_t: underflow; use-after-free. # [ 69.045037] WARNING: CPU: 1 PID: 2273 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 69.075617] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 69.110229] CPU: 1 PID: 2273 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 69.140141] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.168222] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 69.189344] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 69.208086] RSP: 0018:ffff988b01ee3e40 EFLAGS: 00010286 # [ 69.213308] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 69.220436] RDX: ffff8fe06ad2c660 RSI: ffff8fe06ad1bf70 RDI: ffff8fe06ad1bf70 # [ 69.227563] RBP: ffffffff94ab3170 R08: 0000000000000000 R09: 0000000000000000 # [ 69.234691] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 69.241817] R13: ffff988b01ee3f10 R14: ffff988b01ee3f10 R15: ffff8fe0427d0000 # [ 69.248946] FS: 00007fcb903e3580(0000) GS:ffff8fe06ad00000(0000) knlGS:0000000000000000 # [ 69.257028] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033[ 69.570648] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 69.262767] CR2: 00007fcb901b0000 CR3: 00000001059d4000 CR4: 00000000001506e0 # [ 69.269893] Call Trace: # [ 69.272349] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 69.277833] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b # [ 69.[ 69.581261] lkdtm: attempting safe refcount_inc_not_zero() from zero 283407] direct_entry.cold+0x2c/0x38 # [ 69.287331] full_proxy_write+0x56/0x80 # [ 69.291168] vfs_write+0xea/0x3a0 # [ 69.294484] ksys_write+0x68/0xf0 # [ 69.297802] do_syscall_64+0x33/0x40 # [ 69.301379] entry_SYSCALL_64_after_hwframe+[ 69.609795] lkdtm: Good: zero detected 0x61/0xc6 # [ 69.306428] RIP: 0033:0x7fcb902bd833 # [ 69.310004] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 [ 69.635744] lkdtm: Correctly stayed at zero 48 89 54 24 18 # [ 69.328744] RSP: 002b:00007ffd3b601aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.336315] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fcb902bd833 # [ 69.343447] RDX: 000000000000001f RSI: 00007fcb901b0000 RDI: 0[ 69.662084] lkdtm: attempting bad refcount_inc() from zero 000000000000001 # [ 69.350576] RBP: 00007fcb901b0000 R08: 00007fcb901af010 R09: 0000000000000000 # [ 69.357707] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 69.364837] R13: 0000000000000001 R14: 0000000000020000 R15: 00000[ 69.689845] ------------[ cut here ]------------ 00000020000 # [ 69.371971] irq event stamp: 0 # [ 69.375027] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 69.381290] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 69.389459] softirqs last enab[ 69.716561] refcount_t: addition on 0; use-after-free. led at (0): [] copy_process+0x664/0x1cb0 # [ 69.397627] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 69.403889] ---[ end trace 1530e77902b63da2 ]--- # [ 69.408505] lkdtm: Negative detected: saturated # REFCOUNT_SU[ 69.743967] WARNING: CPU: 0 PID: 2305 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 B_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 69.774517] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 69.800953] CPU: 0 PID: 2305 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 69.808704] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 69.814649] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 69.819892] Code: 01 01 e8 4a 75 95 00 0f 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 94 c6 05 8c f8 93 01 01 e8 27 75 95 00 <0f> 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 [ 69.838658] RSP: 0018:ffff988b01f5be48 EFLAGS: 00010286 [ 69.843903] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 [ 69.851061] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 69.858208] RBP: ffffffff94ab3511 R08: 0000000000000000 R09: 0000000000000000 [ 69.865359] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 69.872505] R13: ffff988b01f5bf10 R14: ffff988b01f5bf10 R15: ffff8fe041e54000 [ 69.879654] FS: 00007ff4ef20a580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 69.887759] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.893527] CR2: 00007ff4eefd8000 CR3: 0000000103496000 CR4: 00000000001506f0 [ 69.900672] Call Trace: [ 69.903151] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 [ 69.907621] direct_entry.cold+0x2c/0x38 [ 69.911569] full_proxy_write+0x56/0x80 [ 69.915425] vfs_write+0xea/0x3a0 [ 69.918768] ksys_write+0x68/0xf0 [ 69.922101] do_syscall_64+0x33/0x40 [ 69.925708] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.930775] RIP: 0033:0x7ff4ef0e5833 [ 69.934392] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 69.953151] RSP: 002b:00007ffddf60dcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.960765] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff4ef0e5833 [ 69.967905] RDX: 0000000000000012 RSI: 00007ff4eefd8000 RDI: 0000000000000001 [ 69.975056] RBP: 00007ff4eefd8000 R08: 00007ff4eefd7010 R09: 0000000000000000 [ 69.982191] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 69.989335] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 69.996475] irq event stamp: 0 [ 69.999531] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 70.005796] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 70.013965] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 70.022148] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 70.028409] ---[ end trace 1530e77902b63da3 ]--- [ 70.033024] lkdtm: Zero detected: saturated # [ 69.570648] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 69.581261] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 69.609795] lkdtm: Good: zero detected # [ 69.635744] lkdtm: Correctly stayed at zero # [ 69.662084] lkdtm: attempting bad refcount_inc() from zero # [ 69.689845] ------------[ cut here ]------------ # [ 69.716561] refcount_t: addition on 0; use-after-free. # [ 69.743967] WARNING: CPU: 0 PID: 2305 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 69.774517] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 69.800953] CPU: 0 PID: 2305 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 69.808704] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.814649] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 69.819892] Code: 01 01 e8 4a 75 95 00 0f 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 94 c6 05 8c f8 93 01 01 e8 27 75 95 00 <0f> 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 # [ 69.838658] RSP: 0018:ffff988b01f5be48 EFLAGS: 00010286 # [ 69.843903] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 69.851061] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 69.858208] RBP: ffffffff94ab3511 R08: 0000000000000000 R09: 0000000000000000 # [ 69.865359] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 69.872505] R13: ffff988b01f5bf10 R14: ffff988b01f5bf10 R15: ffff8fe041e54000 # [ 69.879654] FS: 00007ff4ef20a580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 69.887759] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 69.893527] CR2: 00007ff4eefd8000 CR3: 0000000103496000 CR4: 00000000001506f0 # [ 69.900672] C[ 70.201177] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO all Trace: # [ 69.903151] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 # [ 69.907621] direct_entry.cold+0x2c/0x38 # [ 69.911569] full_proxy_write+0x56/0x80 # [ 69.915425] vfs_write+0xea/0x3a0 # [ 69.918768] ksys_write+0x68/0xf0 # [ 69.922101] [ 70.226986] lkdtm: attempting safe refcount_add_not_zero() from zero do_syscall_64+0x33/0x40 # [ 69.925708] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 69.930775] RIP: 0033:0x7ff4ef0e5833 # [ 69.934392] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 [ 70.255519] lkdtm: Good: zero detected b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 69.953151] RSP: 002b:00007ffddf60dcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.960765] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007ff4ef0[ 70.281478] lkdtm: Correctly stayed at zero e5833 # [ 69.967905] RDX: 0000000000000012 RSI: 00007ff4eefd8000 RDI: 0000000000000001 # [ 69.975056] RBP: 00007ff4eefd8000 R08: 00007ff4eefd7010 R09: 0000000000000000 # [ 69.982191] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000000000000[ 70.307815] lkdtm: attempting bad refcount_add() from zero 1 # [ 69.989335] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 69.996475] irq event stamp: 0 # [ 69.999531] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 70.005796] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 70.013965] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 70.022148] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 70.028409] ---[ end trace 1530e77902b63da3[ 70.362358] refcount_t: addition on 0; use-after-free. ]--- # [ 70.033024] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: saw 'call trace:': ok ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 70.389677] WARNING: CPU: 0 PID: 2337 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 [ 70.414407] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 70.426885] CPU: 0 PID: 2337 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 70.434665] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 70.440625] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 70.445891] Code: 01 01 e8 4a 75 95 00 0f 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 94 c6 05 8c f8 93 01 01 e8 27 75 95 00 <0f> 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 [ 70.464682] RSP: 0018:ffff988b01fe3e48 EFLAGS: 00010286 [ 70.469949] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 [ 70.477127] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 70.484317] RBP: ffffffff94ab3523 R08: 0000000000000000 R09: 0000000000000000 [ 70.491497] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 70.498702] R13: ffff988b01fe3f10 R14: ffff988b01fe3f10 R15: ffff8fe0457ef000 [ 70.505897] FS: 00007f52d1638580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 70.514090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.519868] CR2: 00007f52d1408000 CR3: 0000000105862000 CR4: 00000000001506f0 [ 70.527066] Call Trace: [ 70.529554] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 [ 70.534100] direct_entry.cold+0x2c/0x38 [ 70.538147] full_proxy_write+0x56/0x80 [ 70.542021] vfs_write+0xea/0x3a0 [ 70.545411] ksys_write+0x68/0xf0 [ 70.548782] do_syscall_64+0x33/0x40 [ 70.552450] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 70.557621] RIP: 0033:0x7f52d1515833 [ 70.561248] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 70.580069] RSP: 002b:00007ffed6b946c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.587652] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f52d1515833 [ 70.594777] RDX: 0000000000000012 RSI: 00007f52d1408000 RDI: 0000000000000001 [ 70.601903] RBP: 00007f52d1408000 R08: 00007f52d1407010 R09: 0000000000000000 [ 70.609080] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 70.616217] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 70.623348] irq event stamp: 0 [ 70.626402] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 70.632663] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 70.640851] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 70.649025] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 70.655287] ---[ end trace 1530e77902b63da4 ]--- [ 70.659902] lkdtm: Zero detected: saturated # [ 70.201177] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 70.226986] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 70.255519] lkdtm: Good: zero detected # [ 70.281478] lkdtm: Correctly stayed at zero # [ 70.307815] lkdtm: attempting bad refcount_add() from zero # [ 70.335561] ------------[ cut here ]------------ # [ 70.362358] refcount_t: addition on 0; use-after-free. # [ 70.389677] WARNING: CPU: 0 PID: 2337 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 70.414407] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 70.426885] CPU: 0 PID: 2337 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 70.434665] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 70.440625] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 70.445891] Code: 01 01 e8 4a 75 95 00 0f 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 94 c6 05 8c f8 93 01 01 e8 27 75 95 00 <0f> 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 # [ 70.464682] RSP: 0018:ffff988b01fe3e48 EFLAGS: 00010286 # [ 70.469949] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 70.477127] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 70.484317] RBP: ffffffff94ab3523 R08: 0000000000000000 R09: 0000000000000000 # [ 70.491497] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 70.498702] R13: ffff988b01fe3f10 R14: ffff988b01fe3f10 R15: ffff8fe0457ef000 # [ 70.505897] FS: 00007f52d1638580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 70.514090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 70.519868] CR2: 00007f52d1408000 CR3: 0000000105862000 CR4: 00000000001506f0 # [ 70.527066[ 70.829956] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED ] Call Trace: # [ 70.529554] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 # [ 70.534100] direct_entry.cold+0x2c/0x38 # [ 70.538147] full_proxy_write+0x56/0x80 # [ 70.542021] vfs_write+0xea/0x3a0 # [ 70.545411] ksys_write+0x68/0xf0 # [ 70.548782[ 70.855448] lkdtm: attempting bad refcount_inc() from saturated ] do_syscall_64+0x33/0x40 # [ 70.552450] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 70.557621] RIP: 0033:0x7f52d1515833 # [ 70.561248] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 [ 70.883548] ------------[ cut here ]------------ 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 70.580069] RSP: 002b:00007ffed6b946c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 70.587652] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f52[ 70.910331] refcount_t: saturated; leaking memory. d1515833 # [ 70.594777] RDX: 0000000000000012 RSI: 00007f52d1408000 RDI: 0000000000000001 # [ 70.601903] RBP: 00007f52d1408000 R08: 00007f52d1407010 R09: 0000000000000000 # [ 70.609080] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000000000[ 70.937383] WARNING: CPU: 0 PID: 2372 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0001 # [ 70.616217] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 70.623348] irq event stamp: 0 # [ 70.626402] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 70.632663] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 70.640851] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 70.649025] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 70.655287] ---[ end trace 1530e77902b63[ 71.002541] CPU: 0 PID: 2372 Comm: cat Tainted: G D W 5.10.162-cip24 #1 da4 ]--- # [ 70.659902] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: saw 'call trace:': ok ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh [ 71.032484] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 71.055425] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 71.060684] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 [ 71.079441] RSP: 0018:ffff988b04057e48 EFLAGS: 00010286 [ 71.084710] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 [ 71.091859] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 71.099009] RBP: ffffffff94ab3535 R08: 0000000000000000 R09: 0000000000000000 [ 71.106156] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 71.113306] R13: ffff988b04057f10 R14: ffff988b04057f10 R15: ffff8fe044613000 [ 71.120451] FS: 00007f76896c0580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 71.128554] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.134314] CR2: 00007f76894c0000 CR3: 000000010336c000 CR4: 00000000001506f0 [ 71.141465] Call Trace: [ 71.143939] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 [ 71.148844] direct_entry.cold+0x2c/0x38 [ 71.152789] full_proxy_write+0x56/0x80 [ 71.156651] vfs_write+0xea/0x3a0 [ 71.159986] ksys_write+0x68/0xf0 [ 71.163329] do_syscall_64+0x33/0x40 [ 71.166927] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.172014] RIP: 0033:0x7f76895cd833 [ 71.175612] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 71.194389] RSP: 002b:00007ffe96372e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.201971] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f76895cd833 [ 71.209151] RDX: 0000000000000017 RSI: 00007f76894c0000 RDI: 0000000000000001 [ 71.216299] RBP: 00007f76894c0000 R08: 00007f76894bf010 R09: 0000000000000000 [ 71.223466] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.230618] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.237790] irq event stamp: 0 [ 71.240869] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.247165] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 71.255347] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 71.263556] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.269837] ---[ end trace 1530e77902b63da5 ]--- [ 71.274513] lkdtm: Saturation detected: still saturated # [ 70.829956] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 70.855448] lkdtm: attempting bad refcount_inc() from saturated # [ 70.883548] ------------[ cut here ]------------ # [ 70.910331] refcount_t: saturated; leaking memory. # [ 70.937383] WARNING: CPU: 0 PID: 2372 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 70.968011] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 71.002541] CPU: 0 PID: 2372 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 71.032484] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 71.055425] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 71.060684] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 # [ 71.079441] RSP: 0018:ffff988b04057e48 EFLAGS: 00010286 # [ 71.084710] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 71.091859] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 71.099009] RBP: ffffffff94ab3535 R08: 0000000000000000 R09: 0000000000000000 # [ 71.106156] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 71.113306] R13: ffff988b04057f10 R14: ffff988b04057f10 R15: ffff8fe044613000 # [ 71.120451] FS: 00007f76896c0580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 71.128554] C[ 71.449670] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED S: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 71.134314] CR2: 00007f76894c0000 CR3: 000000010336c000 CR4: 00000000001506f0 # [ 71.141465] Call Trace: # [ 71.143939] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 71.148844] direct_entry.col[ 71.463417] lkdtm: attempting bad refcount_dec() from saturated d+0x2c/0x38 # [ 71.152789] full_proxy_write+0x56/0x80 # [ 71.156651] vfs_write+0xea/0x3a0 # [ 71.159986] ksys_write+0x68/0xf0 # [ 71.163329] do_syscall_64+0x33/0x40 # [ 71.166927] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 71.17201[ 71.491533] ------------[ cut here ]------------ 4] RIP: 0033:0x7f76895cd833 # [ 71.175612] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 71.[ 71.518313] refcount_t: decrement hit 0; leaking memory. 194389] RSP: 002b:00007ffe96372e38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 71.201971] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f76895cd833 # [ 71.209151] RDX: 0000000000000017 RSI: 00007f76894c0000 RDI: 0000000000000001 # [ 71[ 71.545838] WARNING: CPU: 0 PID: 2407 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 .216299] RBP: 00007f76894c0000 R08: 00007f76894bf010 R09: 0000000000000000 # [ 71.223466] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 71.230618] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 71.237[ 71.576404] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 790] irq event stamp: 0 # [ 71.240869] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 71.247165] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 71.255347] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 71.263556] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.269837] ---[ end trace 1530e77902b63da5 ]--- # [ 71.274513] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw [ 71.641021] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 71.669055] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 71.686600] Code: 58 ed a4 94 c6 05 1c f8 93 01 01 e8 ba 74 95 00 0f 0b e9 a8 65 c4 00 48 c7 c7 28 ed a4 94 c6 05 03 f8 93 01 01 e8 a0 74 95 00 <0f> 0b e9 8e 65 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 71.705376] RSP: 0018:ffff988b040e7e48 EFLAGS: 00010286 [ 71.710634] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 71.717777] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 71.724945] RBP: ffffffff94ab354c R08: 0000000000000000 R09: 0000000000000000 [ 71.732088] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 71.739246] R13: ffff988b040e7f10 R14: ffff988b040e7f10 R15: ffff8fe04336d000 [ 71.746389] FS: 00007f74a0378580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 71.754505] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.760267] CR2: 00007f74a0178000 CR3: 0000000103066000 CR4: 00000000001506f0 [ 71.767437] Call Trace: [ 71.769908] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f [ 71.774847] direct_entry.cold+0x2c/0x38 [ 71.778811] full_proxy_write+0x56/0x80 [ 71.782775] vfs_write+0xea/0x3a0 [ 71.786144] ksys_write+0x68/0xf0 [ 71.789533] do_syscall_64+0x33/0x40 [ 71.793163] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.798313] RIP: 0033:0x7f74a0285833 [ 71.801993] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 71.820800] RSP: 002b:00007ffccc888688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.828422] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f74a0285833 [ 71.835609] RDX: 0000000000000017 RSI: 00007f74a0178000 RDI: 0000000000000001 [ 71.842793] RBP: 00007f74a0178000 R08: 00007f74a0177010 R09: 0000000000000000 [ 71.849977] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.857149] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.864334] irq event stamp: 0 [ 71.867453] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.873793] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 71.882030] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 71.890280] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.896632] ---[ end trace 1530e77902b63da6 ]--- [ 71.901313] lkdtm: Saturation detected: still saturated # [ 71.449670] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 71.463417] lkdtm: attempting bad refcount_dec() from saturated # [ 71.491533] ------------[ cut here ]------------ # [ 71.518313] refcount_t: decrement hit 0; leaking memory. # [ 71.545838] WARNING: CPU: 0 PID: 2407 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 71.576404] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 71.611055] CPU: 0 PID: 2407 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 71.641021] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 71.669055] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 71.686600] Code: 58 ed a4 94 c6 05 1c f8 93 01 01 e8 ba 74 95 00 0f 0b e9 a8 65 c4 00 48 c7 c7 28 ed a4 94 c6 05 03 f8 93 01 01 e8 a0 74 95 00 <0f> 0b e9 8e 65 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 71.705376] RSP: 0018:ffff988b040e7e48 EFLAGS: 00010286 # [ 71.710634] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 71.717777] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 71.724945] RBP: ffffffff94ab354c R08: 0000000000000000 R09: 0000000000000000 # [ 71.732088] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 71.739246] R13: ffff988b040e7f10 R14: ffff988b040e7f10 R15: ffff8fe04336d000 # [ 71.746389] FS: 00007f74a0378580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 71.754505] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 7[ 72.068604] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED 1.760267] CR2: 00007f74a0178000 CR3: 0000000103066000 CR4: 00000000001506f0 # [ 71.767437] Call Trace: # [ 71.769908] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ 71.774847] direct_entry.cold+0x2c/0x38 # [ 71.778811] full_proxy_write+0x56/0x80[ 72.076510] lkdtm: attempting bad refcount_dec() from saturated # [ 71.782775] vfs_write+0xea/0x3a0 # [ 71.786144] ksys_write+0x68/0xf0 # [ 71.789533] do_syscall_64+0x33/0x40 # [ 71.793163] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 71.798313] RIP: 0033:0x7f74a0285833 # [ 71.801993] Code: 8b 15[ 72.104622] ------------[ cut here ]------------ 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 71.820800] RSP: 002b:00007ffccc888688 EFLAGS: 00000246 ORIG_[ 72.131440] refcount_t: saturated; leaking memory. RAX: 0000000000000001 # [ 71.828422] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f74a0285833 # [ 71.835609] RDX: 0000000000000017 RSI: 00007f74a0178000 RDI: 0000000000000001 # [ 71.842793] RBP: 00007f74a0178000 R08: 00007f74a0177010 R09:[ 72.158444] WARNING: CPU: 0 PID: 2442 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0000000000000000 # [ 71.849977] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 71.857149] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 71.864334] irq event stamp: 0 # [ 71.867453] hardirqs last [ 72.189026] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [<0000000000000000>] 0x0 # [ 71.873793] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 71.882030] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 71.890280] softi[ 72.223704] CPU: 0 PID: 2442 Comm: cat Tainted: G D W 5.10.162-cip24 #1 rqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.896632] ---[ end trace 1530e77902b63da6 ]--- # [ 71.901313] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftes[ 72.253547] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ts: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 72.281678] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 72.294208] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 [ 72.312995] RSP: 0018:ffff988b04147e48 EFLAGS: 00010286 [ 72.318235] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 [ 72.325394] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 72.332539] RBP: ffffffff94ab3563 R08: 0000000000000000 R09: 0000000000000000 [ 72.339691] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 72.346841] R13: ffff988b04147f10 R14: ffff988b04147f10 R15: ffff8fe043496000 [ 72.353987] FS: 00007fba82f49580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 72.362085] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.367862] CR2: 00007fba82d18000 CR3: 000000010349c000 CR4: 00000000001506f0 [ 72.375008] Call Trace: [ 72.377487] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 [ 72.382389] direct_entry.cold+0x2c/0x38 [ 72.386336] full_proxy_write+0x56/0x80 [ 72.390191] vfs_write+0xea/0x3a0 [ 72.393528] ksys_write+0x68/0xf0 [ 72.396868] do_syscall_64+0x33/0x40 [ 72.400480] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 72.405556] RIP: 0033:0x7fba82e25833 [ 72.409163] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 72.427929] RSP: 002b:00007ffe79b933f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.435539] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fba82e25833 [ 72.442687] RDX: 0000000000000017 RSI: 00007fba82d18000 RDI: 0000000000000001 [ 72.449872] RBP: 00007fba82d18000 R08: 00007fba82d17010 R09: 0000000000000000 [ 72.457040] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 72.464241] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 72.471497] irq event stamp: 0 [ 72.474612] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 72.480931] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 72.489140] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 72.497373] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 72.503758] ---[ end trace 1530e77902b63da7 ]--- [ 72.508429] lkdtm: Saturation detected: still saturated # [ 72.068604] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 72.076510] lkdtm: attempting bad refcount_dec() from saturated # [ 72.104622] ------------[ cut here ]------------ # [ 72.131440] refcount_t: saturated; leaking memory. # [ 72.158444] WARNING: CPU: 0 PID: 2442 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 72.189026] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 72.223704] CPU: 0 PID: 2442 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 72.253547] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 72.281678] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 72.294208] Code: 84 bc 00 00 00 e9 5f 66 c4 00 85 f6 74 46 80 3d c0 f8 93 01 00 75 ee 48 c7 c7 a8 ec a4 94 c6 05 b0 f8 93 01 01 e8 4a 75 95 00 <0f> 0b e9 38 66 c4 00 80 3d 9c f8 93 01 00 75 cb 48 c7 c7 d0 ec a4 # [ 72.312995] RSP: 0018:ffff988b04147e48 EFLAGS: 00010286 # [ 72.318235] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 72.325394] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 72.332539] RBP: ffffffff94ab3563 R08: 0000000000000000 R09: 0000000000000000 # [ 72.339691] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 72.346841] R13: ffff988b04147f10 R14: ffff988b04147f10 R15: ffff8fe043496000 # [ 72.353987] FS: 00007fba82f49580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 72.362085] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 #[ 72.675740] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 72.367862] CR2: 00007fba82d18000 CR3: 000000010349c000 CR4: 00000000001506f0 # [ 72.375008] Call Trace: # [ 72.377487] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 72.382389] direct_entry.cold+0x2c/0x38 # [ 72.386336] full_proxy_write+0x5[ 72.691206] lkdtm: attempting bad refcount_inc_not_zero() from saturated 6/0x80 # [ 72.390191] vfs_write+0xea/0x3a0 # [ 72.393528] ksys_write+0x68/0xf0 # [ 72.396868] do_syscall_64+0x33/0x40 # [ 72.400480] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 72.405556] RIP: 0033:0x7fba82e25833 # [ 72.409163] Code:[ 72.720091] ------------[ cut here ]------------ 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 72.427929] RSP: 002b:00007ffe79b933f8 EFLAGS: 00000246[ 72.746875] refcount_t: saturated; leaking memory. ORIG_RAX: 0000000000000001 # [ 72.435539] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fba82e25833 # [ 72.442687] RDX: 0000000000000017 RSI: 00007fba82d18000 RDI: 0000000000000001 # [ 72.449872] RBP: 00007fba82d18000 R08: 00007fba82d1701[ 72.773882] WARNING: CPU: 0 PID: 2474 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 0 R09: 0000000000000000 # [ 72.457040] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 72.464241] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 72.471497] irq event stamp: 0 # [ 72.474612] hardirqs [ 72.804491] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify last enabled at (0): [<0000000000000000>] 0x0 # [ 72.480931] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 72.489140] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 72.497373][ 72.839163] CPU: 0 PID: 2474 Comm: cat Tainted: G D W 5.10.162-cip24 #1 softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 72.503758] ---[ end trace 1530e77902b63da7 ]--- # [ 72.508429] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 s[ 72.869003] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 elftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 72.897123] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 72.910964] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 [ 72.929767] RSP: 0018:ffff988b041d7e38 EFLAGS: 00010282 [ 72.935011] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 72.942164] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 72.949311] RBP: ffffffff94ab3190 R08: 0000000000000000 R09: 0000000000000000 [ 72.956469] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 72.963614] R13: ffff988b041d7f10 R14: ffff988b041d7f10 R15: ffff8fe045458000 [ 72.970762] FS: 00007f2369af8580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 72.978866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.984633] CR2: 00007f23698f8000 CR3: 00000001030c4000 CR4: 00000000001506f0 [ 72.991778] Call Trace: [ 72.994264] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 72.999773] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 [ 73.005459] direct_entry.cold+0x2c/0x38 [ 73.009405] full_proxy_write+0x56/0x80 [ 73.013275] vfs_write+0xea/0x3a0 [ 73.016613] ksys_write+0x68/0xf0 [ 73.019966] do_syscall_64+0x33/0x40 [ 73.023557] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 73.028684] RIP: 0033:0x7f2369a05833 [ 73.032333] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 73.051133] RSP: 002b:00007ffedb224be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.058795] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f2369a05833 [ 73.065980] RDX: 0000000000000020 RSI: 00007f23698f8000 RDI: 0000000000000001 [ 73.073156] RBP: 00007f23698f8000 R08: 00007f23698f7010 R09: 0000000000000000 [ 73.080332] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 73.087506] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 73.094708] irq event stamp: 0 [ 73.097813] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 73.104192] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 73.112414] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 73.120665] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 73.126985] ---[ end trace 1530e77902b63da8 ]--- [ 73.131687] lkdtm: Saturation detected: still saturated # [ 72.675740] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 72.691206] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 72.720091] ------------[ cut here ]------------ # [ 72.746875] refcount_t: saturated; leaking memory. # [ 72.773882] WARNING: CPU: 0 PID: 2474 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 72.804491] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 72.839163] CPU: 0 PID: 2474 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 72.869003] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 72.897123] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 72.910964] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 # [ 72.929767] RSP: 0018:ffff988b041d7e38 EFLAGS: 00010282 # [ 72.935011] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 72.942164] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 72.949311] RBP: ffffffff94ab3190 R08: 0000000000000000 R09: 0000000000000000 # [ 72.956469] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 72.963614] R13: ffff988b041d7f10 R14: ffff988b041d7f10 R15: ffff8fe045458000 # [ 72.970762] FS: 00007f2369af8580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 72.978866] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 72.984633] CR2: 00007f23698f8000 CR3: 00000001030c4000 CR4: 00000000001506f0 # [ 72.991778] Call Trace: # [ 72.994264] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 72.99[ 73.302144] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 9773] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 # [ 73.005459] direct_entry.cold+0x2c/0x38 # [ 73.009405] full_proxy_write+0x56/0x80 # [ 73.013275] vfs_write+0xea/0x3a0 # [ 73.016613] ksys_write+0x68/0xf0 # [ 73.019966] do_syscal[ 73.330497] lkdtm: attempting bad refcount_add_not_zero() from saturated l_64+0x33/0x40 # [ 73.023557] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 73.028684] RIP: 0033:0x7f2369a05833 # [ 73.032333] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 [ 73.359387] ------------[ cut here ]------------ 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 73.051133] RSP: 002b:00007ffedb224be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 73.058795] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f2369a05833 # [ 73.386202] refcount_t: saturated; leaking memory. [ 73.065980] RDX: 0000000000000020 RSI: 00007f23698f8000 RDI: 0000000000000001 # [ 73.073156] RBP: 00007f23698f8000 R08: 00007f23698f7010 R09: 0000000000000000 # [ 73.080332] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ [ 73.413191] WARNING: CPU: 0 PID: 2506 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 73.087506] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 73.094708] irq event stamp: 0 # [ 73.097813] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 73.104192] hardirqs last disabled at (0): [[ 73.443850] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify ] copy_process+0x664/0x1cb0 # [ 73.112414] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 73.120665] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 73.126985] ---[ end trace 1530e77902b63da8 ]--- # [ 73.478435] CPU: 0 PID: 2506 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 73.131687] 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_NOT_ZERO_SATURATED.sh [ 73.508320] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 73.534484] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 73.539750] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 [ 73.558540] RSP: 0018:ffff988b04257e38 EFLAGS: 00010282 [ 73.563791] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 73.570968] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 73.578117] RBP: ffffffff94ab31b0 R08: 0000000000000000 R09: 0000000000000000 [ 73.585286] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 73.592439] R13: ffff988b04257f10 R14: ffff988b04257f10 R15: ffff8fe04492e000 [ 73.599599] FS: 00007f195bfd3580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 73.607702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.613480] CR2: 00007f195bda0000 CR3: 00000001057ec000 CR4: 00000000001506f0 [ 73.620626] Call Trace: [ 73.623112] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 73.628614] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 [ 73.634333] direct_entry.cold+0x2c/0x38 [ 73.638294] full_proxy_write+0x56/0x80 [ 73.642204] vfs_write+0xea/0x3a0 [ 73.645593] ksys_write+0x68/0xf0 [ 73.648982] do_syscall_64+0x33/0x40 [ 73.652623] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 73.657746] RIP: 0033:0x7f195bead833 [ 73.661442] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 73.680233] RSP: 002b:00007fff38ac75e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.687852] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f195bead833 [ 73.695033] RDX: 0000000000000020 RSI: 00007f195bda0000 RDI: 0000000000000001 [ 73.702247] RBP: 00007f195bda0000 R08: 00007f195bd9f010 R09: 0000000000000000 [ 73.709389] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 73.716534] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 73.723712] irq event stamp: 0 [ 73.726856] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 73.733150] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 73.741363] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 73.749555] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 73.755871] ---[ end trace 1530e77902b63da9 ]--- [ 73.760510] lkdtm: Saturation detected: still saturated # [ 73.302144] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 73.330497] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 73.359387] ------------[ cut here ]------------ # [ 73.386202] refcount_t: saturated; leaking memory. # [ 73.413191] WARNING: CPU: 0 PID: 2506 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 73.443850] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 73.478435] CPU: 0 PID: 2506 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 73.508320] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 73.534484] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 73.539750] Code: 01 01 e8 27 75 95 00 0f 0b e9 15 66 c4 00 80 3d 7b f8 93 01 00 75 a8 48 c7 c7 a8 ec a4 94 c6 05 6b f8 93 01 01 e8 04 75 95 00 <0f> 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 # [ 73.558540] RSP: 0018:ffff988b04257e38 EFLAGS: 00010282 # [ 73.563791] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 73.570968] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 73.578117] RBP: ffffffff94ab31b0 R08: 0000000000000000 R09: 0000000000000000 # [ 73.585286] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 73.592439] R13: ffff988b04257f10 R14: ffff988b04257f10 R15: ffff8fe04492e000 # [ 73.599599] FS: 00007f195bfd3580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 73.607702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080[ 73.951853] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED 050033 # [ 73.613480] CR2: 00007f195bda0000 CR3: 00000001057ec000 CR4: 00000000001506f0 # [ 73.620626] Call Trace: # [ 73.623112] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 73.628614] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 # [ 73.963759] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 73.634333] direct_entry.cold+0x2c/0x38 # [ 73.638294] full_proxy_write+0x56/0x80 # [ 73.642204] vfs_write+0xea/0x3a0 # [ 73.645593] ksys_write+0x68/0xf0 # [ 73.648982] do_syscall_64+0x33/0x40 # [ 73.652623] entry_SYSCALL_64_after_h[ 73.992655] ------------[ cut here ]------------ wframe+0x61/0xc6 # [ 73.657746] RIP: 0033:0x7f195bead833 # [ 73.661442] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83[ 74.019442] refcount_t: underflow; use-after-free. ec 28 48 89 54 24 18 # [ 73.680233] RSP: 002b:00007fff38ac75e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 73.687852] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f195bead833 # [ 73.695033] RDX: 0000000000000020 RSI: 00007f195bda0000[ 74.046439] WARNING: CPU: 0 PID: 2541 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 RDI: 0000000000000001 # [ 73.702247] RBP: 00007f195bda0000 R08: 00007f195bd9f010 R09: 0000000000000000 # [ 73.709389] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 73.716534] R13: 0000000000000001 R14: 0000000000020000 R15[ 74.077039] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify : 0000000000020000 # [ 73.723712] irq event stamp: 0 # [ 73.726856] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 73.733150] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 73.741363] softirqs las[ 74.111694] CPU: 0 PID: 2541 Comm: cat Tainted: G D W 5.10.162-cip24 #1 t enabled at (0): [] copy_process+0x664/0x1cb0 # [ 73.749555] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 73.755871] ---[ end trace 1530e77902b63da9 ]--- # [ 73.760510] lkdtm: Saturation detected: still saturated[ 74.141558] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # 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 [ 74.169688] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 74.190155] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 74.208936] RSP: 0018:ffff988b042ffe40 EFLAGS: 00010286 [ 74.214208] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 [ 74.221376] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 74.228548] RBP: ffffffff94ab31d0 R08: 0000000000000000 R09: 0000000000000000 [ 74.235717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 74.242892] R13: ffff988b042fff10 R14: ffff988b042fff10 R15: ffff8fe04408b000 [ 74.250061] FS: 00007fa7f8adb580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 74.258215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.264019] CR2: 00007fa7f88a8000 CR3: 0000000103050000 CR4: 00000000001506f0 [ 74.271214] Call Trace: [ 74.273721] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 74.279255] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 [ 74.284944] direct_entry.cold+0x2c/0x38 [ 74.288866] full_proxy_write+0x56/0x80 [ 74.292703] vfs_write+0xea/0x3a0 [ 74.296017] ksys_write+0x68/0xf0 [ 74.299333] do_syscall_64+0x33/0x40 [ 74.302926] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 74.307995] RIP: 0033:0x7fa7f89b5833 [ 74.311571] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 74.330314] RSP: 002b:00007ffebf5198d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.337889] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fa7f89b5833 [ 74.345018] RDX: 0000000000000020 RSI: 00007fa7f88a8000 RDI: 0000000000000001 [ 74.352146] RBP: 00007fa7f88a8000 R08: 00007fa7f88a7010 R09: 0000000000000000 [ 74.359276] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 74.366404] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 74.373560] irq event stamp: 0 [ 74.376623] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 74.382895] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 74.391065] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 74.399240] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 74.405510] ---[ end trace 1530e77902b63daa ]--- [ 74.410126] lkdtm: Saturation detected: still saturated # [ 73.951853] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 73.963759] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 73.992655] ------------[ cut here ]------------ # [ 74.019442] refcount_t: underflow; use-after-free. # [ 74.046439] WARNING: CPU: 0 PID: 2541 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 74.077039] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 74.111694] CPU: 0 PID: 2541 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 74.141558] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 74.169688] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 74.190155] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 74.208936] RSP: 0018:ffff988b042ffe40 EFLAGS: 00010286 # [ 74.214208] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 74.221376] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 74.228548] RBP: ffffffff94ab31d0 R08: 0000000000000000 R09: 0000000000000000 # [ 74.235717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 74.242892] R13: ffff988b042fff10 R14: ffff988b042fff10 R15: ffff8fe04408b000 # [ 74.250061] FS: 00007fa7f8adb580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 74.258215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 74.264019] CR2: 00007fa7f88a8000 CR3: 0000000103050000 CR4: 00000000001506f0 # [ 74.271214] Call Trace: # [ 74.273721] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 74.279255] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 # [[ 74.583666] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED 74.284944] direct_entry.cold+0x2c/0x38 # [ 74.288866] full_proxy_write+0x56/0x80 # [ 74.292703] vfs_write+0xea/0x3a0 # [ 74.296017] ksys_write+0x68/0xf0 # [ 74.299333] do_syscall_64+0x33/0x40 # [ 74.302926] entry_SYSCALL_64_after_hw[ 74.609232] lkdtm: attempting bad refcount_sub_and_test() from saturated frame+0x61/0xc6 # [ 74.307995] RIP: 0033:0x7fa7f89b5833 # [ 74.311571] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 [ 74.638122] ------------[ cut here ]------------ ec 28 48 89 54 24 18 # [ 74.330314] RSP: 002b:00007ffebf5198d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 74.337889] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fa7f89b5833 # [ 74.345018] RDX: 0000000000000020 RSI: 00007fa7f88a8000 [ 74.664956] refcount_t: underflow; use-after-free. RDI: 0000000000000001 # [ 74.352146] RBP: 00007fa7f88a8000 R08: 00007fa7f88a7010 R09: 0000000000000000 # [ 74.359276] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 74.366404] R13: 0000000000000001 R14: 0000000000020000 R15:[ 74.691957] WARNING: CPU: 0 PID: 2576 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0000000000020000 # [ 74.373560] irq event stamp: 0 # [ 74.376623] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 74.382895] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 74.391065] softirqs last[ 74.722591] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [] copy_process+0x664/0x1cb0 # [ 74.399240] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 74.405510] ---[ end trace 1530e77902b63daa ]--- # [ 74.410126] lkdtm: Saturation detected: still saturated [ 74.757166] CPU: 0 PID: 2576 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # 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 [ 74.787059] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 74.810287] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 74.815525] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 74.834308] RSP: 0018:ffff988b0436fe40 EFLAGS: 00010286 [ 74.839546] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 [ 74.846715] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 [ 74.853857] RBP: ffffffff94ab31f0 R08: 0000000000000000 R09: 0000000000000000 [ 74.861018] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 74.868162] R13: ffff988b0436ff10 R14: ffff988b0436ff10 R15: ffff8fe042701000 [ 74.875335] FS: 00007f0d64273580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 [ 74.883434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.889237] CR2: 00007f0d64040000 CR3: 00000001049f0000 CR4: 00000000001506f0 [ 74.896398] Call Trace: [ 74.898900] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 74.904403] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 [ 74.910119] direct_entry.cold+0x2c/0x38 [ 74.914065] full_proxy_write+0x56/0x80 [ 74.917939] vfs_write+0xea/0x3a0 [ 74.921274] ksys_write+0x68/0xf0 [ 74.924663] do_syscall_64+0x33/0x40 [ 74.928308] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 74.933427] RIP: 0033:0x7f0d6414d833 [ 74.937081] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 74.955951] RSP: 002b:00007fff980dc108 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.963582] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f0d6414d833 [ 74.970787] RDX: 0000000000000020 RSI: 00007f0d64040000 RDI: 0000000000000001 [ 74.978001] RBP: 00007f0d64040000 R08: 00007f0d6403f010 R09: 0000000000000000 [ 74.985207] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 74.992362] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 74.999506] irq event stamp: 0 [ 75.002571] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 75.008832] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 75.016999] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 75.025185] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 75.031451] ---[ end trace 1530e77902b63dab ]--- [ 75.036067] lkdtm: Saturation detected: still saturated # [ 74.583666] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 74.609232] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 74.638122] ------------[ cut here ]------------ # [ 74.664956] refcount_t: underflow; use-after-free. # [ 74.691957] WARNING: CPU: 0 PID: 2576 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 74.722591] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_debugfs cros_ec_sysfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 74.757166] CPU: 0 PID: 2576 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 74.787059] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 74.810287] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 74.815525] Code: 01 01 e8 04 75 95 00 0f 0b e9 f2 65 c4 00 80 3d 55 f8 93 01 00 75 85 48 c7 c7 00 ed a4 94 c6 05 45 f8 93 01 01 e8 e1 74 95 00 <0f> 0b e9 cf 65 c4 00 80 3d 30 f8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 74.834308] RSP: 0018:ffff988b0436fe40 EFLAGS: 00010286 # [ 74.839546] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 74.846715] RDX: ffff8fe06ac2c660 RSI: ffff8fe06ac1bf70 RDI: ffff8fe06ac1bf70 # [ 74.853857] RBP: ffffffff94ab31f0 R08: 0000000000000000 R09: 0000000000000000 # [ 74.861018] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 74.868162] R13: ffff988b0436ff10 R14: ffff988b0436ff10 R15: ffff8fe042701000 # [ 74.875335] FS: 00007f0d64273580(0000) GS:ffff8fe06ac00000(0000) knlGS:0000000000000000 # [ 74.883434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 74.889237] CR2: 00007f0d64040000 CR3: 00000001049f0000 CR4: 00000000001506f0 # [ 74.896398] Call Trace: # [ 74.898900] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 74.904403] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 74.910119] direct_entry.cold+0x2c/0x38 # [ 74.914065] full_proxy_write+0x56/0x80 # [ 74.917939] vfs_write+0xea/0x3a0 # [ 74.921274] ksys_write+0x68/0xf0 # [ 74.924663] do_syscall_64+0x33/0x40 # [ 74.928308] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 74.933427] RIP: 0033:0x7f0d6414d833 # [ 74.937081] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 74.955951] RSP: 002b:00007fff980dc108 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 74.963582] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f0d6414d833 # [ 74.970787] RDX: 0000000000000020 RSI: 00007f0d64040000 RDI: 0000000000000001 # [ 74.978001] RBP: 00007f0d64040000 R08: 00007f0d6403f010 R09: 0000000000000000 # [ 74.985207] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 74.992362] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 74.999506] irq event stamp: 0 # [ 75.002571] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 75.008832] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 75.016999] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 75.025185] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 75.031451] ---[ end trace 1530e77902b63dab ]--- # [ 75.036067] lkdtm: Saturation detected: still saturated # R[ 75.354358] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO EFCOUNT_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_TI[ 75.369414] lkdtm: attempting good copy_to_user of correct size MING.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 [ 75.397601] lkdtm: attempting bad copy_to_user of too large size # [ 75.354358] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 75.369414] lkdtm: attempting good copy_to_user of correct size # [ 75.397601] 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 [ 75.618201] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 75.624399] lkdtm: attempting good copy_from_user of correct size [ 75.630525] lkdtm: attempting bad copy_from_user of too large size # [ 75.618201] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 75.624399] lkdtm: attempting good copy_from_user of correct size # [ 75.630525] 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 [ 75.797710] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 75.804163] lkdtm: attempting good copy_to_user inside whitelist [ 75.810220] lkdtm: attempting bad copy_to_user outside whitelist # [ 75.797710] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 75.804163] lkdtm: attempting good copy_to_user inside whitelist # [ 75.810220] 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 [ 75.985981] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 75.992612] lkdtm: attempting good copy_from_user inside whitelist [ 75.998844] lkdtm: attempting bad copy_from_user outside whitelist # [ 75.985981] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 75.992612] lkdtm: attempting good copy_from_user inside whitelist # [ 75.998844] 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 [ 76.175363] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 76.181552] lkdtm: good_stack: ffff988b046dfe20-ffff988b046dfe40 [ 76.187586] lkdtm: bad_stack : ffff988b046dfda8-ffff988b046dfdc8 [ 76.193629] lkdtm: attempting good copy_to_user of local stack [ 76.199473] lkdtm: attempting bad copy_to_user of distant stack # [ 76.175363] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 76.181552] lkdtm: good_stack: ffff988b046dfe20-ffff988b046dfe40 # [ 76.187586] lkdtm: bad_stack : ffff988b046dfda8-ffff988b046dfdc8 # [ 76.193629] lkdtm: attempting good copy_to_user of local stack # [ 76.199473] 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 [ 76.366775] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 76.373141] lkdtm: good_stack: ffff988b0475fe20-ffff988b0475fe40 [ 76.379181] lkdtm: bad_stack : ffff988b0475fda8-ffff988b0475fdc8 [ 76.385363] lkdtm: attempting good copy_from_user of local stack [ 76.391570] lkdtm: attempting bad copy_from_user of distant stack # [ 76.366775] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 76.373141] lkdtm: good_stack: ffff988b0475fe20-ffff988b0475fe40 # [ 76.379181] lkdtm: bad_stack : ffff988b0475fda8-ffff988b0475fdc8 # [ 76.385363] lkdtm: attempting good copy_from_user of local stack # [ 76.391570] 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 [ 76.559346] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 76.565355] lkdtm: good_stack: ffff988b047c7e20-ffff988b047c7e40 [ 76.571391] lkdtm: bad_stack : ffff988b047c7ff8-ffff988b047c8018 [ 76.577436] lkdtm: attempting good copy_to_user of local stack [ 76.583284] lkdtm: attempting bad copy_to_user of distant stack [ 76.589212] lkdtm: copy_to_user failed, but lacked Oops # [ 76.559346] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 76.565355] lkdtm: good_stack: ffff988b047c7e20-ffff988b047c7e40 # [ 76.571391] lkdtm: bad_stack : ffff988b047c7ff8-ffff988b047c8018 # [ 76.577436] lkdtm: attempting good copy_to_user of local stack # [ 76.583284] lkdtm: attempting bad copy_to_user of distant stack # [ 76.589212] 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 [ 76.763785] lkdtm: Performing direct entry USERCOPY_KERNEL [ 76.769301] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff946d1230 [ 76.777082] lkdtm: attempting bad copy_to_user from kernel text: ffffffff932e38b0 [ 76.784568] lkdtm: FAIL: survived bad copy_to_user() # [ 76.763785] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 76.769301] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff946d1230 # [ 76.777082] lkdtm: attempting bad copy_to_user from kernel text: ffffffff932e38b0 # [ 76.784568] 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 [ 76.951116] lkdtm: Performing direct entry STACKLEAK_ERASING [ 76.956792] lkdtm: checking unused part of the thread stack (15928 bytes)... [ 76.963899] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) [ 76.970863] lkdtm: FAIL: the thread stack is NOT properly erased [ 76.976866] CPU: 0 PID: 2941 Comm: cat Tainted: G D W 5.10.162-cip24 #1 [ 76.984594] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 76.990502] Call Trace: [ 76.992953] dump_stack+0x77/0x9b [ 76.996266] lkdtm_STACKLEAK_ERASING+0x116/0x144 [ 77.000878] direct_entry.cold+0x2c/0x38 [ 77.004795] full_proxy_write+0x56/0x80 [ 77.008628] vfs_write+0xea/0x3a0 [ 77.011939] ksys_write+0x68/0xf0 [ 77.015250] do_syscall_64+0x33/0x40 [ 77.018820] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 77.023865] RIP: 0033:0x7fa59a21d833 [ 77.027435] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 77.046169] RSP: 002b:00007ffcda361dc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 77.053725] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa59a21d833 [ 77.060847] RDX: 0000000000000012 RSI: 00007fa59a110000 RDI: 0000000000000001 [ 77.067969] RBP: 00007fa59a110000 R08: 00007fa59a10f010 R09: 0000000000000000 [ 77.075090] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 77.082211] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 76.951116] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 76.956792] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 76.963899] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 76.970863] lkdtm: FAIL: the thread stack is NOT properly erased # [ 76.976866] CPU: 0 PID: 2941 Comm: cat Tainted: G D W 5.10.162-cip24 #1 # [ 76.984594] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 76.990502] Call Trace: # [ 76.992953] dump_stack+0x77/0x9b # [ 76.996266] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 77.000878] direct_entry.cold+0x2c/0x38 # [ 77.004795] full_proxy_write+0x56/0x80 # [ 77.008628] vfs_write+0xea/0x3a0 # [ 77.011939] ksys_write+0x68/0xf0 # [ 77.015250] do_syscall_64+0x33/0x40 # [ 77.018820] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 77.023865] RIP: 0033:0x7fa59a21d833 # [ 77.027435] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 77.046169] RSP: 002b:00007ffcda361dc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 77.053725] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fa59a21d833 # [ 77.060847] RDX: 0000000000000012 RSI: 00007fa59a110000 RDI: 0000000000000001 # [ 77.067969] RBP: 00007fa59a110000 R08: 00007fa59a10f010 R09: 0000000000000000 # [ 77.075090] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 77.082211] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # self[ 77.283996] lkdtm: Performing direct entry CFI_FORWARD_PROTO tests: lkdtm: CFI_FORWARD_PROTO.sh [ 77.305294] lkdtm: Calling matched prototype ... [ 77.313064] lkdtm: Calling mismatched prototype ... [ 77.317950] lkdtm: Fail: survived mismatched prototype function call! # [ 77.283996] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 77.305294] lkdtm: Calling matched prototype ... # [ 77.313064] lkdtm: Calling mismatched prototype ... # [ 77.317950] 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 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #