[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_A found @ 21000 (65536 bytes) FMAP: area VBLOCK_A found @ 21000 (65536 bytes) VB2:vb2_verify_keyblock() Checking key block signature... FMAP: area VBLOCK_A found @ 21000 (65536 bytes) FMAP: area VBLOCK_A found @ 21000 (65536 bytes) VB2:vb2_verify_fw_preamble() Verifying preamble. Phase 4 FMAP: area FW_MAIN_A found @ 31000 (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 53067 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 124092 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 2022-11-26 10:55:42 UTC POST: Unexpected post code in previous boot: 0x90 ELOG: Event(A3) added with size 11 at 2022-11-26 10:55:42 UTC ELOG: Event(9F) added with size 14 at 2022-11-26 10:55:42 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 96302 exit 0 POST: 0x72 Enumerating buses... Show all devs... Before device enumeration. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 MMIO: fedc2000: enabled 1 MMIO: fedc3000: enabled 1 MMIO: fedc4000: enabled 1 MMIO: fedc5000: enabled 1 APIC: 10: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 I2C: 00:50: enabled 1 I2C: 00:15: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 PCI: 00:00.0: enabled 1 PNP: 0c09.0: enabled 1 Compare with tree... Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 APIC: 10: enabled 1 DOMAIN: 0000: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 MMIO: fedc2000: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 MMIO: fedc3000: enabled 1 I2C: 00:50: enabled 1 MMIO: fedc4000: enabled 1 I2C: 00:15: enabled 1 MMIO: fedc5000: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 Mainboard Grunt Enable. Root Device scanning... root_dev_scan_bus for Root Device CPU_CLUSTER: 0 enabled DOMAIN: 0000 enabled MMIO: fedc2000 enabled MMIO: fedc3000 enabled MMIO: fedc4000 enabled MMIO: fedc5000 enabled DOMAIN: 0000 scanning... PCI: pci_scan_bus for bus 00 POST: 0x24 sb_enable PCI: 00:00.0 [1022/1576] enabled sb_enable sb_enable PCI: 00:01.0 [1002/98e4] enabled sb_enable PCI: 00:01.1 [1002/15b3] enabled sb_enable PCI: 00:02.0 [1022/157b] enabled sb_enable PCI: Static device PCI: 00:02.1 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.2 subordinate bus PCI Express PCI: 00:02.2 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.3 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.4 subordinate bus PCI Express PCI: 00:02.4 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.5 not found, disabling it. PCI: 00:03.0 [1022/157b] enabled sb_enable PCI: 00:08.0 [1022/1578] enabled sb_enable PCI: 00:09.0 [1022/157d] enabled sb_enable PCI: Static device PCI: 00:09.2 not found, disabling it. sb_enable PCI: 00:10.0 [1022/0000] bus ops PCI: 00:10.0 [1022/7914] enabled sb_enable sb_enable PCI: 00:12.0 [1022/0000] bus ops PCI: 00:12.0 [1022/7908] enabled sb_enable PCI: 00:14.0 [1022/790b] bus ops PCI: 00:14.0 [1022/790b] enabled sb_enable PCI: 00:14.3 [1022/0000] bus ops PCI: 00:14.3 [1022/790e] enabled sb_enable PCI: 00:14.7 [1022/7906] enabled sb_enable PCI: 00:18.0 [1022/15b0] ops PCI: 00:18.0 [1022/15b0] enabled sb_enable PCI: 00:18.1 [1022/15b1] enabled sb_enable PCI: 00:18.2 [1022/15b2] enabled sb_enable PCI: 00:18.3 [1022/15b3] enabled sb_enable PCI: 00:18.4 [1022/15b4] enabled sb_enable PCI: 00:18.5 [1022/15b5] enabled POST: 0x25 PCI: 00:02.2 scanning... do_pci_scan_bridge for PCI: 00:02.2 PCI: pci_scan_bus for bus 01 POST: 0x24 PCI: 01:00.0 [168c/003e] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Enabling Common Clock Configuration ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 scan_bus: scanning of bus PCI: 00:02.2 took 40762 usecs PCI: 00:02.4 scanning... do_pci_scan_bridge for PCI: 00:02.4 PCI: pci_scan_bus for bus 02 POST: 0x24 PCI: 02:00.0 [1217/0000] ops PCI: 02:00.0 [1217/8620] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 scan_bus: scanning of bus PCI: 00:02.4 took 40322 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 8112 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 8109 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 8808 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 9967 usecs POST: 0x55 scan_bus: scanning of bus DOMAIN: 0000 took 315092 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 21213 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 13172 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 13149 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 16979 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 426205 usecs done BS: BS_DEV_ENUMERATE times (us): entry 0 run 631108 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 1563813 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 279590 run 130775 exit 0 POST: 0x75 Initializing devices... Root Device init ... Root Device init finished in 1948 usecs POST: 0x75 CPU_CLUSTER: 0 init ... MTRR: Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0 0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1 0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e call enable_fixed_mtrr() CPU physical address size: 48 bits MTRR: default type WB/UC MTRR counts: 8/6. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1 MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1 MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 MTRR check Fixed MTRRs : Enabled Variable MTRRs: Enabled POST: 0x93 Will perform SMM setup. CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G . Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170 Processing 16 relocs. Offset value of 0x00030000 Attempting to start 1 APs Waiting for 10ms after sending INIT. Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11. done. Waiting for 2nd SIPI to complete...done. Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x00038000 SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000) Installing SMM handler to 0xce800000 Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18 Processing 481 relocs. Offset value of 0xce810000 Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0xce808000 SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd SMM Module: stub loaded at ce808000. Will call ce81142b(00000000) New SMBASE 0xce800000 Relocation complete. New SMBASE 0xce7ffe00 Relocation complete. Initializing CPU #0 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x10 done. CPU #0 initialized Initializing CPU #1 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x11 done. CPU #1 initialized bsp_do_flight_plan done after 91 msecs. MTRR: TEMPORARY Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0 0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: default type WB/UC MTRR counts: 7/5. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5 MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 CPU_CLUSTER: 0 init finished in 346085 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 124237 usecs POST: 0x75 PCI: 00:01.1 init ... PCI: 00:01.1 init finished in 2002 usecs POST: 0x75 PCI: 00:02.0 init ... PCI: 00:02.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:03.0 init ... PCI: 00:03.0 init finished in 2002 usecs POST: 0x75 PCI: 00:08.0 init ... PCI: 00:08.0 init finished in 2002 usecs POST: 0x75 PCI: 00:09.0 init ... PCI: 00:09.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:10.0 init ... PCI: 00:10.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:12.0 init ... PCI: 00:12.0 init finished in 2002 usecs POST: 0x75 PCI: 00:14.0 init ... IOAPIC: Initializing IOAPIC at 0xfec00000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x04 IOAPIC: Dumping registers reg 0x0000: 0x04000000 reg 0x0001: 0x00178021 reg 0x0002: 0x04000000 IOAPIC: 24 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 PCI: 00:14.0 init finished in 133956 usecs POST: 0x75 PCI: 00:14.3 init ... RTC Init PCI: 00:14.3 init finished in 2964 usecs POST: 0x75 PCI: 00:14.7 init ... PCI: 00:14.7 init finished in 2002 usecs POST: 0x75 PCI: 00:18.0 init ... IOAPIC: Initializing IOAPIC at 0xfec20000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x05 IOAPIC: Dumping registers reg 0x0000: 0x05000000 reg 0x0001: 0x001f8021 reg 0x0002: 0x00000000 IOAPIC: 32 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 IOAPIC: reg 0x00000018 value 0x00000000 0x00010000 IOAPIC: reg 0x00000019 value 0x00000000 0x00010000 IOAPIC: reg 0x0000001a value 0x00000000 0x00010000 IOAPIC: reg 0x0000001b value 0x00000000 0x00010000 IOAPIC: reg 0x0000001c value 0x00000000 0x00010000 IOAPIC: reg 0x0000001d value 0x00000000 0x00010000 IOAPIC: reg 0x0000001e value 0x00000000 0x00010000 IOAPIC: reg 0x0000001f value 0x00000000 0x00010000 PCI: 00:18.0 init finished in 170065 usecs POST: 0x75 PCI: 00:18.1 init ... PCI: 00:18.1 init finished in 2002 usecs POST: 0x75 PCI: 00:18.2 init ... PCI: 00:18.2 init finished in 2002 usecs POST: 0x75 PCI: 00:18.3 init ... PCI: 00:18.3 init finished in 2002 usecs POST: 0x75 PCI: 00:18.4 init ... PCI: 00:18.4 init finished in 2002 usecs POST: 0x75 PCI: 00:18.5 init ... PCI: 00:18.5 init finished in 2002 usecs POST: 0x75 PCI: 01:00.0 init ... PCI: 01:00.0 init finished in 2002 usecs POST: 0x75 PCI: 02:00.0 init ... BayHub BH720: Power-saving enabled (link_ctrl=0x110103) PCI: 02:00.0 init finished in 7127 usecs POST: 0x75 PNP: 0c09.0 init ... Google Chrome EC: Hello got back 11223344 status (0) Google Chrome EC: version: ro: careena_v2.0.11488-7215d6e0e4 rw: careena_v2.0.11488-7215d6e0e4 running image: 1 Google Chrome EC uptime: 5.843 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 34464 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 1088408 exit 151 ELOG: Event(A1) added with size 10 at 2022-11-26 10:55:46 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b ELOG: Event(A0) added with size 9 at 2022-11-26 10:55:46 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 22237 run 4547 exit 38151 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. REGF update can't fit. Will empty. SF: Successfully erased 65536 bytes @ 0x0 ELOG: Event(AA) added with size 11 at 2022-11-26 10:55:47 UTC POST: 0x77 BS: BS_OS_RESUME_CHECK times (us): entry 1049374 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: 17 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) Wrote coreboot table at: cde52000, 0x538 bytes, checksum 6ad4 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 438384 exit 1 POST: 0x7a CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/payload' CBFS: Found @ offset 1ae180 size 39f90 Loading segment from ROM address 0xfff9e1b8 code (compression=0) New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58 Loading segment from ROM address 0xfff9e1d4 Entry Point 0x30104020 Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 lb: [0x00000000cde9f000, 0x00000000cdfa09d8) Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 it's not compressed! [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0 Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938 dest 30104020, end 303588b0, bouncebuffer ffffffff Loaded segments Lock SMM configuration POST: 0xfe BS: BS_PAYLOAD_LOAD times (us): entry 227 run 92766 exit 3311 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 8138427/tftp-deploy-x8eaf_tz/kernel/bzImage 8138427/tftp-deploy-x8eaf_tz/kernel/cmdline 8138427/tftp-deploy-x8eaf_tz/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 8138427/tftp-deploy-x8eaf_tz/kernel/bzImage 8z/kernel/cmdline 8138427/tftp-deploy-x8eaf_tz/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:68:02:25 Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.23 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 8138427/tftp-deploy-x8eaf_tz/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 ################################ done. The bootfile was 13888640 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: 8138427/tftp-deploy-x8eaf_tz/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/8138427/extract-nfsrootfs-_oux2tkl,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: 19129056 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 5.10.155-cip21 (KernelCI@build-j588799-x86-64-gcc-10-x86-64-defconfig-x86-chromebooqzcz8) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sat Nov 26 10:46:04 UTC 2022 [ 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/8138427/extract-nfsrootfs-_oux2tkl,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 1597.039 MHz processor [ 0.001314] last_pfn = 0x12f000 max_arch_pfn = 0x400000000 [ 0.001811] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003403] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000 [ 0.009986] check: Scanning 1 areas for low memory corruption [ 0.009997] Using GB pages for direct mapping [ 0.010379] RAMDISK: [mem 0x377c5000-0x37ffffff] [ 0.010386] ACPI: Early table checksum verification disabled [ 0.010392] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4) [ 0.010403] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010415] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010427] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531) [ 0.010436] ACPI: FACS 0x00000000CDE2E240 000040 [ 0.010444] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A) [ 0.010452] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010460] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010469] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010477] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010485] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010493] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010501] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD AGESA 00000002 MSFT 04000000) [ 0.010509] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD AGESA 00000001 AMD 00000001) [ 0.010517] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53] [ 0.010521] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f] [ 0.010525] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f] [ 0.010528] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14] [ 0.010532] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b] [ 0.010535] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91] [ 0.010538] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d] [ 0.010541] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78] [ 0.010545] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7] [ 0.010548] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f] [ 0.010551] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea] [ 0.010554] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b] [ 0.010619] No NUMA configuration found [ 0.010623] Faking a node at [mem 0x0000000000000000-0x000000012effffff] [ 0.010631] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff] [ 0.010667] Zone ranges: [ 0.010671] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.010676] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.010681] Normal [mem 0x0000000100000000-0x000000012effffff] [ 0.010686] Movable zone start for each node [ 0.010689] Early memory node ranges [ 0.010693] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.010696] node 0: [mem 0x0000000000100000-0x00000000cdd0cfff] [ 0.010700] node 0: [mem 0x0000000100000000-0x000000012effffff] [ 0.010704] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff] [ 0.010730] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.010767] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.026672] On node 0, zone Normal: 8947 pages in unavailable ranges [ 0.026739] On node 0, zone Normal: 4096 pages in unavailable ranges [ 0.026805] ACPI: PM-Timer IO Port: 0x418 [ 0.026819] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1]) [ 0.026840] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23 [ 0.026852] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55 [ 0.026858] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.026862] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) [ 0.026873] Using ACPI (MADT) for SMP configuration information [ 0.026877] ACPI: HPET id: 0x10228201 base: 0xfed00000 [ 0.026885] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.026908] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.026913] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] [ 0.026917] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff] [ 0.026920] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff] [ 0.026923] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff] [ 0.026926] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] [ 0.026929] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff] [ 0.026935] [mem 0xd0000000-0xf7ffffff] available for PCI devices [ 0.026942] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.034450] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.034996] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576 [ 0.035063] Built 1 zonelists, mobility grouping on. Total pages: 1019233 [ 0.035068] Policy zone: Normal [ 0.035081] 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/8138427/extract-nfsrootfs-_oux2tkl,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.036152] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.036639] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.036670] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.071272] Memory: 3941524K/4141744K available (18450K kernel code, 3459K rwdata, 6792K rodata, 2028K init, 13308K bss, 199960K reserved, 0K cma-reserved) [ 0.071386] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.071439] ftrace: allocating 52770 entries in 207 pages [ 0.118923] ftrace: allocated 207 pages with 6 groups [ 0.119175] Running RCU self tests [ 0.119186] rcu: Hierarchical RCU implementation. [ 0.119190] rcu: RCU event tracing is enabled. [ 0.119193] rcu: RCU lockdep checking is enabled. [ 0.119196] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.119200] Rude variant of Tasks RCU enabled. [ 0.119203] Tracing variant of Tasks RCU enabled. [ 0.119206] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.119210] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.126862] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16 [ 0.127183] random: crng init done [ 0.127285] Console: colour dummy device 80x25 [ 0.153251] printk: console [ttyS0] enabled [ 0.153396] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.153657] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.153799] ... MAX_LOCK_DEPTH: 48 [ 0.153944] ... MAX_LOCKDEP_KEYS: 8192 [ 0.154094] ... CLASSHASH_SIZE: 4096 [ 0.154244] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.154397] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.154550] ... CHAINHASH_SIZE: 32768 [ 0.154704] memory used by lock dependency info: 6365 kB [ 0.154888] memory used for stack traces: 4224 kB [ 0.155052] per task-struct memory footprint: 1920 bytes [ 0.155288] ACPI: Core revision 20200925 [ 0.155731] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns [ 0.156087] APIC: Switch to symmetric I/O mode setup [ 0.156697] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0 [ 0.161077] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170537cb77a, max_idle_ns: 440795211470 ns [ 0.161454] Calibrating delay loop (skipped), value calculated using timer frequency.. 3194.07 BogoMIPS (lpj=1597039) [ 0.161813] pid_max: default: 32768 minimum: 301 [ 0.162033] LSM: Security Framework initializing [ 0.162460] SELinux: Initializing. [ 0.162621] LSM support for eBPF active [ 0.162791] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.163057] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.164414] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable. [ 0.164520] LVT offset 1 assigned for vector 0xf9 [ 0.164692] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512 [ 0.164894] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0 [ 0.165447] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.165736] Spectre V2 : Mitigation: Retpolines [ 0.165893] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.166170] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 0.166439] Spectre V2 : Enabling Speculation Barrier for firmware calls [ 0.166666] RETBleed: Mitigation: untrained return thunk [ 0.166851] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.167136] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.174302] ------------[ cut here ]------------ [ 0.174449] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 [ 0.174460] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220 [ 0.175105] Modules linked in: [ 0.175218] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.155-cip21 #1 [ 0.175441] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 0.175644] RIP: 0010:apply_returns+0x1f5/0x220 [ 0.175803] 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 00 65 4c 87 c6 05 30 48 e4 01 01 e8 36 b6 e5 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc [ 0.176440] RSP: 0000:ffffffff87803de0 EFLAGS: 00010282 [ 0.176622] RAX: 0000000000000000 RBX: ffffffff882d2d3c RCX: 0000000000000000 [ 0.176864] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff85d7a891 [ 0.177105] RBP: ffffffff871a0b60 R08: 0000000000000001 R09: 0000000000000001 [ 0.177346] R10: ffffffff8788fcc0 R11: 3fffffffffffffff R12: ffffffff882e9f2c [ 0.177440] R13: cccccccccccccccc R14: ffffffff871a0b65 R15: 0000000000000000 [ 0.177682] FS: 0000000000000000(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 0.177955] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.178151] CR2: ffff88dcaefff000 CR3: 0000000075a26000 CR4: 00000000001506f0 [ 0.178440] Call Trace: [ 0.178548] alternative_instructions+0x7d/0x143 [ 0.178711] check_bugs+0xedd/0xf39 [ 0.178841] start_kernel+0x517/0x54d [ 0.178975] secondary_startup_64_no_verify+0xc2/0xcb [ 0.179159] irq event stamp: 1687 [ 0.179278] hardirqs last enabled at (1695): [] console_unlock+0x4d1/0x5f0 [ 0.179441] hardirqs last disabled at (1706): [] console_unlock+0x444/0x5f0 [ 0.179729] softirqs last enabled at (1704): [] irq_enter_rcu+0x71/0x80 [ 0.180008] softirqs last disabled at (1703): [] irq_enter_rcu+0x56/0x80 [ 0.180442] ---[ end trace 5fe317b06857f75e ]--- [ 0.184192] Freeing SMP# alternatives memory: 44K [ 0.184687] smpboot: CPU 0 Converting physical 2 to logical die 0 [ 0.287252] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0) [ 0.287436] Performance Events: Fam15h core perfctr, AMD PMU driver. [ 0.287450] ... version: 0 [ 0.287590] ... bit width: 48 [ 0.287733] ... generic registers: 6 [ 0.287874] ... value mask: 0000ffffffffffff [ 0.288056] ... max period: 00007fffffffffff [ 0.288238] ... fixed-purpose events: 0 [ 0.288441] ... event mask: 000000000000003f [ 0.288937] rcu: Hierarchical SRCU implementation. [ 0.290613] smp: Bringing up secondary CPUs ... [ 0.291367] x86: Booting SMP configuration: [ 0.291468] .... node #0, CPUs: #1 [ 0.292611] smp: Brought up 1 node, 2 CPUs [ 0.292803] smpboot: Max logical packages: 1 [ 0.293460] smpboot: Total of 2 processors activated (6388.15 BogoMIPS) [ 0.294897] devtmpfs: initialized [ 0.294897] x86/mm: Memory block size: 128MB [ 0.298523] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.298784] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 0.299618] pinctrl core: initialized pinctrl subsystem [ 0.300031] PM: RTC time: 10:56:01, date: 2022-11-26 [ 0.300663] NET: Registered protocol family 16 [ 0.301357] audit: initializing netlink subsys (disabled) [ 0.301500] audit: type=2000 audit(1669460161.145:1): state=initialized audit_enabled=0 res=1 [ 0.301908] thermal_sys: Registered thermal governor 'step_wise' [ 0.301912] thermal_sys: Registered thermal governor 'user_space' [ 0.302208] cpuidle: using governor menu [ 0.302563] ACPI: bus type PCI registered [ 0.302957] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000) [ 0.303449] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820 [ 0.303682] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!) [ 0.304047] PCI: Using configuration type 1 for base access [ 0.320501] Kprobes globally optimized [ 0.320673] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.321446] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.321821] cryptomgr_test (28) used greatest stack depth: 14880 bytes left [ 0.324726] ACPI: Added _OSI(Module Device) [ 0.324726] ACPI: Added _OSI(Processor Device) [ 0.324726] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.324764] ACPI: Added _OSI(Processor Aggregator Device) [ 0.324952] ACPI: Added _OSI(Linux-Dell-Video) [ 0.325110] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.325295] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.342408] ACPI: 4 ACPI AML tables successfully acquired and loaded [ 0.353791] ACPI: EC: EC started [ 0.353924] ACPI: EC: interrupt blocked [ 0.354542] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.354721] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions [ 0.354972] ACPI: Interpreter enabled [ 0.355162] ACPI: (supports S0 S1 S3 S4 S5) [ 0.355311] ACPI: Using IOAPIC for interrupt routing [ 0.355483] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.356594] ACPI: Enabled 3 GPEs in block 00 to 1F [ 0.359357] ACPI: Power Resource [P0U2] (off) [ 0.359595] ACPI: Power Resource [P3U2] (off) [ 0.361496] ACPI: Power Resource [P0U3] (off) [ 0.361783] ACPI: Power Resource [P3U3] (off) [ 0.372009] ACPI: Power Resource [PRIC] (on) [ 0.400002] ACPI: Power Resource [PRIC] (on) [ 0.433230] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.433450] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.433966] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] [ 0.434254] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge [ 0.434549] acpi PNP0A08:00: host bridge window expanded to [io 0x0000-0x0cf7 window]; [io 0x03b0-0x03df window] ignored [ 0.435106] PCI host bridge to bus 0000:00 [ 0.435444] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.435676] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.435908] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] [ 0.436144] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff] [ 0.436378] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff] [ 0.436443] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.436689] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000 [ 0.437694] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000 [ 0.437919] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref] [ 0.438175] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref] [ 0.438428] pci 0000:00:01.0: reg 0x20: [io 0x1000-0x10ff] [ 0.438449] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff] [ 0.438670] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref] [ 0.438905] pci 0000:00:01.0: enabling Extended Tags [ 0.439146] pci 0000:00:01.0: supports D1 D2 [ 0.439442] pci 0000:00:01.0: PME# supported from D1 D2 D3hot [ 0.440022] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300 [ 0.440245] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit] [ 0.440479] pci 0000:00:01.1: enabling Extended Tags [ 0.440704] pci 0000:00:01.1: supports D1 D2 [ 0.441103] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000 [ 0.441659] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400 [ 0.441912] pci 0000:00:02.2: enabling Extended Tags [ 0.442153] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold [ 0.442737] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400 [ 0.442990] pci 0000:00:02.4: enabling Extended Tags [ 0.443230] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold [ 0.443808] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000 [ 0.444285] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000 [ 0.444457] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref] [ 0.444709] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff] [ 0.444929] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff] [ 0.445150] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff] [ 0.445370] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff] [ 0.445705] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000 [ 0.446199] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330 [ 0.446469] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit] [ 0.446843] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold [ 0.447628] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320 [ 0.447852] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff] [ 0.448168] pci 0000:00:12.0: supports D1 D2 [ 0.448318] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.448774] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500 [ 0.449481] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100 [ 0.450086] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501 [ 0.450316] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit] [ 0.450537] pci 0000:00:14.7: PME# supported from D3cold [ 0.451054] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000 [ 0.451628] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000 [ 0.452077] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000 [ 0.452541] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000 [ 0.452996] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000 [ 0.453448] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000 [ 0.454088] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000 [ 0.454383] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit] [ 0.454727] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 0.455595] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.455775] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.456216] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501 [ 0.456547] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff] [ 0.456856] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff] [ 0.457317] pci 0000:02:00.0: PME# supported from D3hot D3cold [ 0.460692] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.460881] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.463185] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15) [ 0.463580] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15) [ 0.463963] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15) [ 0.464345] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15) [ 0.464575] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15) [ 0.464958] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0 [ 0.465467] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.465856] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.470277] ACPI: EC: interrupt unblocked [ 0.470430] ACPI: EC: event unblocked [ 0.470442] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.470624] ACPI: EC: GPE=0x3 [ 0.470734] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete [ 0.470976] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events [ 0.471723] iommu: Default domain type: Translated [ 0.472592] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 0.472728] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.473035] pci 0000:00:01.0: vgaarb: bridge control possible [ 0.473444] vgaarb: loaded [ 0.473952] SCSI subsystem initialized [ 0.474107] ACPI: bus type USB registered [ 0.474107] usbcore: registered new interface driver usbfs [ 0.474484] usbcore: registered new interface driver hub [ 0.474694] usbcore: registered new device driver usb [ 0.492619] pps_core: LinuxPPS API ver. 1 registered [ 0.492797] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.493450] PTP clock support registered [ 0.494584] Advanced Linux Sound Architecture Driver Initialized. [ 0.495556] NetLabel: Initializing [ 0.495678] NetLabel: domain hash size = 128 [ 0.495830] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.496076] NetLabel: unlabeled traffic allowed by default [ 0.496469] PCI: Using ACPI for IRQ routing [ 0.498100] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 0.498280] hpet0: 3 comparators, 32-bit 14.318180 MHz counter [ 0.501528] clocksource: Switched to clocksource tsc-early [ 0.855157] VFS: Disk quotas dquot_6.6.0 [ 0.855348] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.855883] pnp: PnP ACPI init [ 0.856496] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved [ 0.857188] system 00:03: [io 0x0900-0x09fe] has been reserved [ 0.857577] system 00:04: [io 0x0200] has been reserved [ 0.857763] system 00:04: [io 0x0204] has been reserved [ 0.857949] system 00:04: [io 0x0800-0x087f] has been reserved [ 0.858154] system 00:04: [io 0x0880-0x08ff] has been reserved [ 0.860070] pnp: PnP ACPI: found 6 devices [ 0.871427] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.871838] NET: Registered protocol family 2 [ 0.872188] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.873512] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) [ 0.873877] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 0.874361] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) [ 0.875664] TCP: Hash tables configured (established 32768 bind 32768) [ 0.876450] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) [ 0.876873] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.877246] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.877764] NET: Registered protocol family 1 [ 0.878556] RPC: Registered named UNIX socket transport module. [ 0.878781] RPC: Registered udp transport module. [ 0.878944] RPC: Registered tcp transport module. [ 0.879108] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.879727] NET: Registered protocol family 44 [ 0.879905] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.880085] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.880324] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.880500] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.880746] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.880961] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.881172] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] [ 0.881387] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff] [ 0.881601] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff] [ 0.881822] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff] [ 0.882036] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff] [ 0.882403] pci 0000:00:01.0: disabling ATS [ 0.882555] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.883030] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0 [ 0.884054] pci 0000:00:10.0: PME# does not work under D0, disabling it [ 0.884916] PCI: CLS 64 bytes, default 64 [ 0.885365] Unpacking initramfs... [ 1.094557] Freeing initrd memory: 8428K [ 1.094718] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.094940] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB) [ 1.095258] LVT offset 0 assigned for vector 0x400 [ 1.095499] perf: AMD IBS detected (0x000007ff) [ 1.095737] kvm: no hardware support [ 1.095970] kvm: Nested Virtualization enabled [ 1.096128] SVM: kvm: Nested Paging enabled [ 1.096275] SVM: Virtual VMLOAD VMSAVE supported [ 1.096435] SVM: Virtual GIF supported [ 1.098092] check: Scanning for low memory corruption every 60 seconds [ 1.099737] Initialise system trusted keyrings [ 1.100097] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 1.112795] NFS: Registering the id_resolver key type [ 1.113004] Key type id_resolver registered [ 1.113171] Key type id_legacy registered [ 1.128737] Key type asymmetric registered [ 1.128906] Asymmetric key parser 'x509' registered [ 1.129123] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.129399] io scheduler mq-deadline registered [ 1.129557] io scheduler kyber registered [ 1.129868] test_firmware: interface ready [ 1.131961] pcieport 0000:00:02.2: PME: Signaling with IRQ 25 [ 1.132712] pcieport 0000:00:02.4: PME: Signaling with IRQ 26 [ 1.133703] ACPI: AC Adapter [AC] (on-line) [ 1.134101] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0 [ 1.135018] ACPI: Lid Switch [LID0] [ 1.135300] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 1.135733] ACPI: Power Button [PWRF] [ 1.136126] ACPI: Video Device [IGFX] (multi-head: no rom: yes post: no) [ 1.136924] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2 [ 1.137391] ACPI: \_PR_.P000: Found 2 idle states [ 1.137993] ACPI: \_PR_.P001: Found 2 idle states [ 1.140407] thermal LNXTHERM:00: registered as thermal_zone0 [ 1.140606] ACPI: Thermal Zone [THRM] (22 C) [ 1.141134] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.144090] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.144247] printk: console [ttyS0] disabled [ 1.144659] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A [ 2.108527] tsc: Refined TSC clocksource calibration: 1597.001 MHz [ 2.108546] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170513f5222, max_idle_ns: 440795253942 ns [ 2.108624] clocksource: Switched to clocksource tsc [ 3.775505] printk: console [ttyS0] enabled [ 3.780596] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A [ 3.789697] Non-volatile memory driver v1.3 [ 3.793989] Linux agpgart interface v0.103 [ 3.799463] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 3.815225] loop: module loaded [ 3.818895] lkdtm: No crash points registered, enable through debugfs [ 3.826899] e100: Intel(R) PRO/100 Network Driver [ 3.831611] e100: Copyright(c) 1999-2006 Intel Corporation [ 3.837138] e1000: Intel(R) PRO/1000 Network Driver [ 3.842018] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.847817] e1000e: Intel(R) PRO/1000 Network Driver [ 3.852785] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 3.858757] sky2: driver version 1.30 [ 3.862655] usbcore: registered new interface driver r8152 [ 3.868450] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.874992] ehci-pci: EHCI PCI platform driver [ 3.879888] ehci-pci 0000:00:12.0: EHCI Host Controller [ 3.885663] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1 [ 3.893117] ehci-pci 0000:00:12.0: debug port 2 [ 3.897821] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000 [ 3.910733] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00 [ 3.916959] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 3.925255] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.932479] usb usb1: Product: EHCI Host Controller [ 3.937361] usb usb1: Manufacturer: Linux 5.10.155-cip21 ehci_hcd [ 3.943458] usb usb1: SerialNumber: 0000:00:12.0 [ 3.949040] hub 1-0:1.0: USB hub found [ 3.952880] hub 1-0:1.0: 2 ports detected [ 3.957827] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 3.964035] ohci-pci: OHCI PCI platform driver [ 3.968532] uhci_hcd: USB Universal Host Controller Interface driver [ 3.975271] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 3.981168] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 [ 3.988812] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410 [ 3.998940] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 4.007223] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.014457] usb usb2: Product: xHCI Host Controller [ 4.019340] usb usb2: Manufacturer: Linux 5.10.155-cip21 xhci-hcd [ 4.025437] usb usb2: SerialNumber: 0000:00:10.0 [ 4.030757] hub 2-0:1.0: USB hub found [ 4.034623] hub 2-0:1.0: 4 ports detected [ 4.039534] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 4.045020] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3 [ 4.052427] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed [ 4.058821] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM. [ 4.067213] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 [ 4.075478] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.082701] usb usb3: Product: xHCI Host Controller [ 4.087652] usb usb3: Manufacturer: Linux 5.10.155-cip21 xhci-hcd [ 4.093752] usb usb3: SerialNumber: 0000:00:10.0 [ 4.099348] hub 3-0:1.0: USB hub found [ 4.103176] hub 3-0:1.0: 4 ports detected [ 4.108146] usbcore: registered new interface driver usblp [ 4.113721] usbcore: registered new interface driver usb-storage [ 4.120016] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers [ 4.128984] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 [ 4.135773] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 4.147231] i8042: Warning: Keylock active [ 4.151514] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.157690] rtc_cmos 00:01: RTC can wake from S4 [ 4.163376] rtc_cmos 00:01: registered as rtc0 [ 4.168026] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs [ 4.175385] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 [ 4.175621] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com [ 4.192562] sdhci: Secure Digital Host Controller Interface driver [ 4.198753] sdhci: Copyright(c) Pierre Ossman [ 4.203177] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1) [ 4.214719] usb 1-1: new high-speed USB device number 2 using ehci-pci [ 4.286713] usb 2-1: new high-speed USB device number 2 using xhci_hcd [ 4.308612] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit [ 4.315707] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1) [ 4.323537] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage [ 4.332398] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA [ 4.339144] hid: raw HID events driver (C) Jiri Kosina [ 4.344965] usbcore: registered new interface driver usbhid [ 4.350545] usbhid: USB HID core driver [ 4.357398] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18 [ 4.365646] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.366371] cros_ec_lpcs GOOG0004:00: Chrome EC device registered [ 4.380160] snd_hda_intel 0000:00:01.1: Force to non-snoop mode [ 4.386823] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.389974] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up [ 4.392786] gre: GRE over IPv4 demultiplexor driver [ 4.403781] ip_gre: GRE over IPv4 tunneling driver [ 4.409484] hub 1-1:1.0: USB hub found [ 4.410758] IPv4 over IPsec tunneling driver [ 4.417711] hub 1-1:1.0: 4 ports detected [ 4.418095] Initializing XFRM netlink socket [ 4.423610] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10 [ 4.426772] NET: Registered protocol family 10 [ 4.434195] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.436511] hub 2-1:1.0: USB hub found [ 4.440028] Segment Routing with IPv6 [ 4.446364] hub 2-1:1.0: 4 ports detected [ 4.450725] ip6_gre: GRE over IPv6 tunneling driver [ 4.462849] NET: Registered protocol family 17 [ 4.467527] Key type dns_resolver registered [ 4.471810] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending. [ 4.480685] microcode: CPU0: patch_level=0x06006705 [ 4.485633] microcode: CPU1: patch_level=0x06006705 [ 4.490535] microcode: Microcode Update Driver: v2.2. [ 4.490545] IPI shorthand broadcast: enabled [ 4.499955] sched_clock: Marking stable (4470589721, 29300237)->(4527428768, -27538810) [ 4.508281] registered taskstats version 1 [ 4.512417] Loading compiled-in X.509 certificates [ 4.519690] PM: Magic number: 14:934:932 [ 4.524321] printk: console [netcon0] enabled [ 4.528687] netconsole: network logging started [ 4.533848] acpi_cpufreq: overriding BIOS provided _PSD data [ 4.540655] IP-Config: Failed to open gretap0 [ 4.545051] IP-Config: Failed to open erspan0 [ 4.549412] IP-Config: No network devices available [ 4.554342] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.567305] modprobe (79) used greatest stack depth: 14208 bytes left [ 4.573801] modprobe (80) used greatest stack depth: 14200 bytes left [ 4.573842] usb 2-4: new high-speed USB device number 3 using xhci_hcd [ 4.581230] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.586881] cryptomgr_probe (81) used greatest stack depth: 14168 bytes left [ 4.593710] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.600669] ALSA device list: [ 4.609255] cfg80211: failed to load regulatory.db [ 4.612143] No soundcards found. [ 4.620779] dw-apb-uart AMD0020:00: forbid DMA for kernel console [ 4.631171] Freeing unused kernel image (initmem) memory: 2028K [ 4.642795] Write protecting the kernel read-only data: 28672k [ 4.650199] Freeing unused kernel image (text/rodata gap) memory: 2028K [ 4.657599] Freeing unused kernel image (rodata/data gap) memory: 1400K [ 4.664248] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1[ 4.693525] systemd-udevd (101) used greatest stack depth: 13800 bytes left [ 4.744608] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.752834] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.760013] usb 2-4: Product: USB 10/100/1000 LAN [ 4.764733] usb 2-4: Manufacturer: Realtek [ 4.768848] usb 2-4: SerialNumber: 001000001 [ 4.768997] udevadm (103) used greatest stack depth: 13728 bytes left [ 4.776758] usb 1-1.1: new high-speed USB device number 3 using ehci-pci [ 4.838488] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd [ 4.902825] usb 1-1.1: New USB device found, idVendor=04ca, idProduct=709a, bcdDevice= 0.03 [ 4.911235] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [ 4.918584] usb 1-1.1: Product: HP Wide Vision HD Camera [ 4.923929] usb 1-1.1: Manufacturer: Generic [ 4.928237] usb 1-1.1: SerialNumber: DHQBQ019ICZY3F [ 4.953483] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.961857] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.969167] usb 2-1.1: Product: USB 10/100/1000 LAN [ 4.974053] usb 2-1.1: Manufacturer: Realtek [ 4.978332] usb 2-1.1: SerialNumber: 000000000000 [ 5.035480] usb 1-1.2: new full-speed USB device number 4 using ehci-pci [ 5.064920] usb 2-4: reset high-speed USB device number 3 using xhci_hcd [ 5.098738] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. [ 5.146305] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01 [ 5.154699] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.172846] udevadm (107) used greatest stack depth: 13584 bytes left [ 5.277071] usb 2-1.1: reset high-speed USB device number 4 using xhci_hcd [ 5.312488] r8152 2-4:1.0: load rtl8153b-2 v1 10/23/19 successfully [ 5.377084] r8152 2-4:1.0 eth0: v1.11.11 [ 5.457479] r8152 2-1.1:1.0: load rtl8153b-2 v1 10/23/19 successfully [ 5.522044] r8152 2-1.1:1.0 eth1: v1.11.11 [ 5.553317] r8152 2-1.1:1.0 enxf4f5e850e409: renamed from eth1 [ 5.576400] r8152 2-4:1.0 enx00e04c680225: renamed from eth0 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 ... done. IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enxf4f5e850e409 hardware address f4:f5:e8:50:e4:09 mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enx00e04c680225 hardware address 00:e0:4c:68:02:25 mtu 1500 DHCP [ 5.936099] mmc1: new HS200 MMC card at address 0001 [ 5.942990] mmcblk1: mmc1:0001 hB8aP> 29.1 GiB [ 5.947771] mmcblk1boot0: mmc1:0001 hB8aP> partition 1 4.00 MiB [ 5.953915] mmcblk1boot1: mmc1:0001 hB8aP> partition 2 4.00 MiB [ 5.960734] mmcblk1rpmb: mmc1:0001 hB8aP> partition 3 16.0 MiB, chardev (246:0) [ 5.973304] mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 [ 7.015498] IPv6: ADDRCONF(NETDEV_CHANGE): enx00e04c680225: link becomes ready [ 7.024311] r8152 2-4:1.0 enx00e04c680225: carrier on IP-Config: no response after 2 secs - giving up IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enxf4f5e850e409 hardware address f4:f5:e8:50:e4:09 mtu 1500 DHCP IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enx00e04c680225 hardware address 00:e0:4c:68:02:25 mtu 1500 DHCP IP-Config: enx00e04c680225 complete (dhcp from 192.168.201.1): address: 192.168.201.23 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[ 7.235774] ipconfig (138) used greatest stack depth: 13464 bytes left -cbg-4 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : [ 7.359859] nfsmount (139) 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 [ 8.514387] 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) [ 8.549889] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 11 (bullseye)! [ 8.578282] systemd[1]: Set hostname to . [ 9.152881] systemd[1]: Queued start job for default target Graphical Interface. [ 9.163959] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 9.177389] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 9.192477] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 9.209333] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 9.225249] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 9.245106] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 9.264881] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary…s File System Automount Point. [ 9.285909] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 9.300883] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 9.312858] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 9.327849] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 9.339862] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 9.352258] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 9.369740] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 9.384768] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 9.400422] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 9.412700] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 9.429308] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 9.444283] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 9.458139] systemd[1]: Mounting Huge Pages File System... Mounting Huge Pages File System... [ 9.472160] systemd[1]: Mounting POSIX Message Queue File System... Mounting POSIX Message Queue File System... [ 9.492985] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 9.508972] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 9.533876] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 9.555020] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 9.576431] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 9.592002] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 9.608484] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 9.622599] systemd[1]: Starting Journal Service... Starting Journal Service... [ 9.643552] fuse: init (API version 7.32) [ 9.650608] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 9.666099] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 9.684537] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 9.707575] systemd[1]: Mounted Huge Pages File System. [ OK ] Mounted Huge Pages File System. [ 9.724514] systemd[1]: Mounted POSIX Message Queue File System. [ OK ] Mounted POSIX Message Queue File System. [ 9.742246] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 9.758202] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 9.771790] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 9.793063] systemd[1]: modprobe@configfs.service: Succeeded. [ 9.799792] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 9.815678] systemd[1]: modprobe@drm.service: Succeeded. [ 9.830119] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 9.848684] systemd[1]: modprobe@fuse.service: Succeeded. [ 9.864364] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 9.885707] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 9.901720] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 9.928595] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 9.945842] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 9.971602] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 9.985792] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 10.004671] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 10.019826] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 10.039168] systemd[1]: Starting Create System Users... Starting Create System Users... [ 10.054361] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed. [ OK ] Finished Apply Kernel Variables. Starting Flush Journal to Persistent Storage... [ OK ] Finished Create System Users.[ 10.160802] systemd-journald[174]: Received client request to flush runtime journal. Starting Create Static Device Nodes in /dev... [ 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... [ 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 ] Found device /dev/ttyS0. [ OK ] Started Network Time Synchronization. [ OK ] Started Network Service. [ 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. [ 13.982646] e2scrub_all (228) used greatest stack depth: 12672 bytes left [ 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 5.10.155-cip21 #1 SMP Sat Nov 26 10:46:04 UTC 2022 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/8138427/extract-nfsrootfs-_oux2tkl' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8138427/extract-nfsrootfs-_oux2tkl' / # 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-8138427/environment . /lava-8138427/environment / # /lava-8138427/bin/lava-test-runner /lava-8138427/0 /lava-8138427/bin/lava-test-runner /lava-8138427/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-8138427/0/tests/0_timesync-off ++ cat uuid + UUID=8138427_1.5.2.3.1 + set +x + systemctl stop systemd-timesyncd [ 16.864512] systemd-timesyn (211) used greatest stack depth: 12608 bytes left + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-8138427/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=8138427_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/v5.10.155-cip21/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-8138427/0/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 [ 17.678355] dpkg (307) used greatest stack depth: 12528 bytes left 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. --2022-11-26 10:56:36-- http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.155-cip21/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: 3595884 (3.4M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 47.81K 165KB/s kselftest.tar.xz 6%[> ] 216.08K 372KB/s kselftest.tar.xz 23%[===> ] 828.37K 899KB/s kselftest.tar.xz 57%[==========> ] 1.98M 1.61MB/s kselftest.tar.xz 86%[================> ] 2.97M 2.04MB/s kselftest.tar.xz 100%[===================>] 3.43M 2.13MB/s in 1.6s 2022-11-26 10:56:38 (2.13 MB/s) - 'kselftest.tar.xz' saved [3595884/3595884] 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 =============== [ 46.328472] 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 [ 46.598914] lkdtm: Performing direct entry BUG [ 46.603500] ------------[ cut here ]------------ [ 46.608198] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 46.613496] invalid opcode: 0000 [#1] SMP NOPTI [ 46.618021] CPU: 0 PID: 705 Comm: cat Tainted: G W 5.10.155-cip21 #1 [ 46.625663] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 46.631578] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 46.635493] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 46.654229] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 46.659445] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 46.666567] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 46.673687] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 46.680808] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 46.687930] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 46.695052] FS: 00007f9594a19580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 46.703125] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.708859] CR2: 00007f95947e6000 CR3: 000000010333e000 CR4: 00000000001506f0 [ 46.715981] Call Trace: [ 46.718428] direct_entry.cold+0x2c/0x38 [ 46.722348] full_proxy_write+0x56/0x80 [ 46.726180] vfs_write+0xea/0x3a0 [ 46.729490] ksys_write+0x68/0xf0 [ 46.732800] do_syscall_64+0x33/0x40 [ 46.736370] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 46.741414] RIP: 0033:0x7f95948f38f3 [ 46.744984] Code: 8b 15 a1 25 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 [ 46.763718] RSP: 002b:00007ffe9e98b928 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.771273] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f95948f38f3 [ 46.778393] RDX: 0000000000000004 RSI: 00007f95947e6000 RDI: 0000000000000001 [ 46.785515] RBP: 00007f95947e6000 R08: 00007f95947e5010 R09: 0000000000000000 [ 46.792636] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 46.799758] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 46.806883] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 46.819425] ---[ end trace 5fe317b06857f760 ]--- [ 46.824080] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 46.828114] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 46.846949] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 46.852282] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 46.859431] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 46.866577] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 46.873722] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 46.880881] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 46.888028] FS: 00007f9594a19580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 46.896108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.901847] CR2: 00007f95947e6000 CR3: 000000010333e000 CR4: 00000000001506f0 # Segmentation fault # [ 46.598914] lkdtm: Performing direct entry BUG # [ 46.603500] ------------[ cut here ]------------ # [ 46.608198] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 46.613496] invalid opcode: 0000 [#1] SMP NOPTI # [ 46.618021] CPU: 0 PID: 705 Comm: cat Tainted: G W 5.10.155-cip21 #1 # [ 46.625663] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.631578] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 46.635493] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 46.654229] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 46.659445] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 46.666567] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 46.673687] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 46.680808] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 46.687930] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 46.695052] FS: 00007f9594a19580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 46.703125] CS: [ 47.029853] lkdtm: Performing direct entry WARNING 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.708859] CR2: 00007f95947e6000 CR3: 000000010333e000 CR4: 00000000001506f0 # [ 46.715981] Call Trace: # [ 46.718428] direct_entry.cold+0x2c/0x38 # [ 46.722348] full_proxy_write+0x56/0x80 # [[ 47.041817] ------------[ cut here ]------------ 46.726180] vfs_write+0xea/0x3a0 # [ 46.729490] ksys_write+0x68/0xf0 # [ 46.732800] do_syscall_64+0x33/0x40 # [ 46.736370] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 46.741414] RIP: 0033:0x7f95948f38f3 # [ 46.744984] Code: 8b 15 a1 2[ 47.068538] WARNING: CPU: 0 PID: 741 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 5 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 # [ 46.763718] RSP: 002b:00007ffe9e98b928 EFLAGS: 00000246 ORIG_RAX: [ 47.099166] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 0000000000000001 # [ 46.771273] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f95948f38f3 # [ 46.778393] RDX: 0000000000000004 RSI: 00007f95947e6000 RDI: 0000000000000001 # [ 46.785515] RBP: 00007f95947e6000 R08: 00007f95947e5010 R09: 0000[ 47.133738] CPU: 0 PID: 741 Comm: cat Tainted: G D W 5.10.155-cip21 #1 000000000000 # [ 46.792636] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 46.799758] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 46.806883] Modules linked in: fuse ip_tables cros_ec_lightbar cros_e[ 47.163587] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 c_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 46.819425] ---[ end trace 5fe317b06857f760 ]--- # [ 46.824080] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 46.828114] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea [ 47.191675] RIP: 0010:lkdtm_WARNING+0x13/0x20 ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 46.846949] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 46.852282] RAX: ffffffff864e0120 RBX: 000000000000000[ 47.218315] 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 f0 c4 92 02 01 75 05 e9 bd 47 92 00 <0f> 0b e9 b6 47 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 c4 1 RCX: 0000000000000000 # [ 46.859431] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 46.866577] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 46.873722] R10: 00000000ffffe000 R11: 3fffffffffffffff R1[ 47.259135] RSP: 0018:ffff8c4b40947e60 EFLAGS: 00010202 2: 0000000000000004 # [ 46.880881] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 46.888028] FS: 00007f9594a19580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 46.896108] CS: 0010 DS: 0000 ES: 0000 CR0: 000000[ 47.286636] RAX: ffffffff864e0130 RBX: 0000000000000002 RCX: 0000000000000000 0080050033 # [ 46.901847] CR2: 00007f95947e6000 CR3: 000000010333e000 CR4: 00000000001506f0 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh [ 47.315932] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06e0 [ 47.339550] RBP: ffffffff875883c7 R08: 0000000000000000 R09: 0000000000000000 [ 47.346750] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 [ 47.353916] R13: ffff8c4b40947f10 R14: ffff8c4b40947f10 R15: ffff88dc848f5000 [ 47.361097] FS: 00007f8c08ef8580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 47.369196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.374970] CR2: 00007f8c08cc6000 CR3: 000000010333e000 CR4: 00000000001506f0 [ 47.382112] Call Trace: [ 47.384604] direct_entry.cold+0x2c/0x38 [ 47.388546] full_proxy_write+0x56/0x80 [ 47.392433] vfs_write+0xea/0x3a0 [ 47.395767] ksys_write+0x68/0xf0 [ 47.399149] do_syscall_64+0x33/0x40 [ 47.402792] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.407940] RIP: 0033:0x7f8c08dd38f3 [ 47.411581] Code: 8b 15 a1 25 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 [ 47.430381] RSP: 002b:00007fff808c3348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.438041] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f8c08dd38f3 [ 47.445247] RDX: 0000000000000008 RSI: 00007f8c08cc6000 RDI: 0000000000000001 [ 47.452411] RBP: 00007f8c08cc6000 R08: 00007f8c08cc5010 R09: 0000000000000000 [ 47.459613] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 47.466773] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.473935] irq event stamp: 0 [ 47.476999] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 47.483260] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 47.491446] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 47.499619] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 47.505882] ---[ end trace 5fe317b06857f761 ]--- # [ 47.029853] lkdtm: Performing direct entry WARNING # [ 47.041817] ------------[ cut here ]------------ # [ 47.068538] WARNING: CPU: 0 PID: 741 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 47.099166] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 47.133738] CPU: 0 PID: 741 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 47.163587] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.191675] RIP: 0010:lkdtm_WARNING+0x13/0x20 # [ 47.218315] 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 f0 c4 92 02 01 75 05 e9 bd 47 92 00 <0f> 0b e9 b6 47 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 c4 # [ 47.259135] RSP: 0018:ffff8c4b40947e60 EFLAGS: 00010202 # [ 47.286636] RAX: ffffffff864e0130 RBX: 0000000000000002 RCX: 0000000000000000 # [ 47.315932] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06e0 # [ 47.339550] RBP: ffffffff875883c7 R08: 0000000000000000 R09: 0000000000000000 # [ 47.346750] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 47.353916] R13: ffff8c4b40947f10 R14: ffff8c4b40947f10 R15: ffff88dc848f5000 # [ 47.361097] FS: 00007f8c08ef8580(0000) GS:ffff88dcaac00000(0000[ 47.629961] lkdtm: Performing direct entry WARNING_MESSAGE ) knlGS:0000000000000000 # [ 47.369196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.374970] CR2: 00007f8c08cc6000 CR3: 000000010333e000 CR4: 00000000001506f0 # [ 47.382112] Call Trace: # [ 47.384604] direct_entry.cold+0x2c/0x38 #[ 47.650208] ------------[ cut here ]------------ [ 47.388546] full_proxy_write+0x56/0x80 # [ 47.392433] vfs_write+0xea/0x3a0 # [ 47.395767] ksys_write+0x68/0xf0 # [ 47.399149] do_syscall_64+0x33/0x40 # [ 47.402792] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.407940] RIP: 0033:0[ 47.677018] Warning message trigger count: 2 x7f8c08dd38f3 # [ 47.411581] Code: 8b 15 a1 25 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 # [ 47.430381] RSP: 0[ 47.703537] WARNING: CPU: 0 PID: 776 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 02b:00007fff808c3348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.438041] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f8c08dd38f3 # [ 47.445247] RDX: 0000000000000008 RSI: 00007f8c08cc6000 RDI: 0000000000000001 # [ 47.452411] RBP: [ 47.734751] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 00007f8c08cc6000 R08: 00007f8c08cc5010 R09: 0000000000000000 # [ 47.459613] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 47.466773] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.473935] irq event[ 47.769402] CPU: 0 PID: 776 Comm: cat Tainted: G D W 5.10.155-cip21 #1 stamp: 0 # [ 47.476999] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 47.483260] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 47.491446] softirqs last enabled at (0): [] copy_p[ 47.799302] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 rocess+0x640/0x1c80 # [ 47.499619] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 47.505882] ---[ end trace 5fe317b06857f761 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh [ 47.827315] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 [ 47.854592] Code: b6 47 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 c4 92 02 48 c7 c7 28 89 58 87 8d 70 01 89 35 c1 c4 92 02 e8 9b 46 63 00 <0f> 0b e9 89 47 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 [ 47.873383] RSP: 0018:ffff8c4b409d7e60 EFLAGS: 00010286 [ 47.878685] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 47.885942] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 47.893083] RBP: ffffffff875883cf R08: 0000000000000000 R09: 0000000000000000 [ 47.900246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 [ 47.907392] R13: ffff8c4b409d7f10 R14: ffff8c4b409d7f10 R15: ffff88dc84a44000 [ 47.914554] FS: 00007fefd06c2580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 47.922653] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.928437] CR2: 00007fefd048e000 CR3: 00000001032f0000 CR4: 00000000001506f0 [ 47.935580] Call Trace: [ 47.938080] direct_entry.cold+0x2c/0x38 [ 47.942024] full_proxy_write+0x56/0x80 [ 47.945943] vfs_write+0xea/0x3a0 [ 47.949297] ksys_write+0x68/0xf0 [ 47.952693] do_syscall_64+0x33/0x40 [ 47.956350] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.961451] RIP: 0033:0x7fefd059b8f3 [ 47.965070] Code: 8b 15 a1 25 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 [ 47.983853] RSP: 002b:00007ffe0dfd4fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.991447] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007fefd059b8f3 [ 47.998583] RDX: 0000000000000010 RSI: 00007fefd048e000 RDI: 0000000000000001 [ 48.005720] RBP: 00007fefd048e000 R08: 00007fefd048d010 R09: 0000000000000000 [ 48.012866] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 48.020005] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.027141] irq event stamp: 0 [ 48.030196] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 48.036461] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 48.044641] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 48.052829] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 48.059100] ---[ end trace 5fe317b06857f762 ]--- # [ 47.629961] lkdtm: Performing direct entry WARNING_MESSAGE # [ 47.650208] ------------[ cut here ]------------ # [ 47.677018] Warning message trigger count: 2 # [ 47.703537] WARNING: CPU: 0 PID: 776 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 47.734751] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 47.769402] CPU: 0 PID: 776 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 47.799302] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.827315] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 47.854592] Code: b6 47 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 d1 c4 92 02 48 c7 c7 28 89 58 87 8d 70 01 89 35 c1 c4 92 02 e8 9b 46 63 00 <0f> 0b e9 89 47 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 # [ 47.873383] RSP: 0018:ffff8c4b409d7e60 EFLAGS: 00010286 # [ 47.878685] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 47.885942] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 47.893083] RBP: ffffffff875883cf R08: 0000000000000000 R09: 0000000000000000 # [ 47.900246] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 # [ 47.907392] R13:[ 48.185514] lkdtm: Performing direct entry EXCEPTION ffff8c4b409d7f10 R14: ffff8c4b409d7f10 R15: ffff88dc84a44000 # [ 47.914554] FS: 00007fefd06c2580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 47.922653] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.928437] CR2: 00007fef[ 48.198893] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 48.227947] #PF: supervisor write access in kernel mode [ 48.233163] #PF: error_code(0x0002) - not-present page [ 48.238292] PGD 0 P4D 0 [ 48.240823] Oops: 0002 [#2] SMP NOPTI [ 48.244480] CPU: 1 PID: 808 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 48.252122] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 48.258035] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 [ 48.262471] Code: 48 c7 c7 28 89 58 87 8d 70 01 89 35 c1 c4 92 02 e8 9b 46 63 00 0f 0b e9 89 47 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 6b 47 92 00 66 66 2e 0f 1f 84 [ 48.281206] RSP: 0018:ffff8c4b40a3fe60 EFLAGS: 00010282 [ 48.286422] RAX: ffffffff864e0180 RBX: 0000000000000004 RCX: 0000000000000000 [ 48.293543] RDX: 0000000000000000 RSI: ffff88dcaad1bf70 RDI: ffffffff871a0700 [ 48.300665] RBP: ffffffff874bd657 R08: 0000000000000000 R09: 0000000000000000 [ 48.307787] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 48.314908] R13: ffff8c4b40a3ff10 R14: ffff8c4b40a3ff10 R15: ffff88dc830a9000 [ 48.322029] FS: 00007fcaca7753c0(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 [ 48.330105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.335841] CR2: 0000000000000000 CR3: 00000001031e2000 CR4: 00000000001506e0 [ 48.342961] Call Trace: [ 48.345408] direct_entry.cold+0x2c/0x38 [ 48.349328] full_proxy_write+0x56/0x80 [ 48.353159] vfs_write+0xea/0x3a0 [ 48.356468] ksys_write+0x68/0xf0 [ 48.359779] do_syscall_64+0x33/0x40 [ 48.363350] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 48.368392] RIP: 0033:0x7fcaca6538f3 [ 48.371962] Code: 8b 15 a1 25 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 [ 48.390696] RSP: 002b:00007ffe3b6b0928 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.398251] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fcaca6538f3 [ 48.405372] RDX: 000000000000000a RSI: 00007fcaca546000 RDI: 0000000000000001 [ 48.412491] RBP: 00007fcaca546000 R08: 00007fcaca545010 R09: 0000000000000000 [ 48.419612] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 48.426733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.433858] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 48.446277] CR2: 0000000000000000 d048e000 CR3: 00000001032f0000 CR4: 00000000001506f0 # [ 47.935580] Call Trace: # [ 47.938080] direct_entry.cold+0x2c/0x38 # [ 47.942024] full_proxy_write+0x56/0x80 # [ 47.945943] vfs_write+0xea/0x3a0 # [ 47.949297] ksys_write+0x68/0xf0 [ 48.449702] ---[ end trace 5fe317b06857f763 ]--- # [ 47.952693] do_syscall_64+0x33/0x40 # [ 47.956350] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.961451] RIP: 0033:0x7fefd059b8f3 # [ 47.965070] Code: 8b 15 a1 25 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[ 48.476511] RIP: 0010:lkdtm_BUG+0x5/0x10 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 # [ 47.983853] RSP: 002b:00007ffe0dfd4fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.991447] RAX: ffffffffffffffda RBX: 00000000000000[ 48.502609] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 10 RCX: 00007fefd059b8f3 # [ 47.998583] RDX: 0000000000000010 RSI: 00007fefd048e000 RDI: 0000000000000001 # [ 48.005720] RBP: 00007fefd048e000 R08: 00007fefd048d010 R09: 0000000000000000 # [ 48.012866] R10: fffffffffffffbc5 R11: 0000000000000246 R[ 48.543544] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 12: 0000000000000001 # [ 48.020005] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 48.027141] irq event stamp: 0 # [ 48.030196] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 48.036461] hardirqs last disabled[ 48.570950] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 at (0): [] copy_process+0x640/0x1c80 # [ 48.044641] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 48.052829] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 48.059100] ---[ end tra[ 48.600254] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 ce 5fe317b06857f762 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 48.629544] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 48.649550] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 48.656680] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 48.663809] FS: 00007fcaca7753c0(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 [ 48.671891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.677632] CR2: 0000000000000000 CR3: 00000001031e2000 CR4: 00000000001506e0 # Killed # [ 48.185514] lkdtm: Performing direct entry EXCEPTION # [ 48.198893] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 48.227947] #PF: supervisor write access in kernel mode # [ 48.233163] #PF: error_code(0x0002) - not-present page # [ 48.238292] PGD 0 P4D 0 # [ 48.240823] Oops: 0002 [#2] SMP NOPTI # [ 48.244480] CPU: 1 PID: 808 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 48.252122] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.258035] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 48.262471] Code: 48 c7 c7 28 89 58 87 8d 70 01 89 35 c1 c4 92 02 e8 9b 46 63 00 0f 0b e9 89 47 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 6b 47 92 00 66 66 2e 0f 1f 84 # [ 48.281206] RSP: 0018:ffff8c4b40a3fe60 EFLAGS: 00010282 # [ 48.286422] RAX: ffffffff864e0180 RBX: 0000000000000004 RCX: 0000000000000000 # [ 48.293543] RDX: 0000000000000000 RSI: ffff88dcaad1bf70 RDI: ffffffff871a0700 # [ 48.300665] RBP: ffffffff874bd657 R08: 0000000000000000 R09: 0000000000000000 # [ 48.307787] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 48.314908] R13: ffff8c4b40a3ff10 R14: ffff8c4b40a3ff10 R15: ffff88dc830a9000 # [ 48.322029] FS: 00007fcaca7753c0(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 # [ 48.330105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.335841] CR2: 0000000000000000 CR3: 00000001031e2000 CR4: 00000000001506e0 # [ 48.342961] Call Trace: # [ 48.345408] direct_entry.cold+0x2c/0x38 # [ 48.349328] full_proxy_write+0x56/0x80 # [ 48.353159] vfs_write+0xea/0x3a0 # [ 48.356468] ksys_write+0x68/0xf0 # [ 48.359779] do_syscall_64+0x33/0x40 # [ 48.363350] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 48.368392] RIP: 0033:0x7fcaca6538f3 # [ 48.371962] Code: 8b 15 a1 25 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 # [ 48.390696] RSP: 002b:00007ffe3b6b0928 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.398251] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fcaca6538f3 # [ 48.405372] RDX: 000000000000000a RSI: 00007fcaca546000 RDI: 0000000000000001 # [ 48.412491] RBP: 00007fcaca546000 R08: 00007fcaca545010 R09: 0000000000000000 # [ 48.419612] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 48.426733] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 48.433858] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 48.446277] CR2: 0000000000000000 # [ 48.449702] ---[ end trace 5fe317b06857f763 ]--- # [ 48.476511] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 48.502609] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 48.543544] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 48.570950] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 48.600254] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 48.629544] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 48.649550] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 48.656680] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 48.663809] FS: 00007fcaca7753c0(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 # [ 48.671891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.677632] CR2: 0000000000000000 CR3: 00000001031e2000 CR4: 00000000001506e0 # EXCEPTION: saw 'call trace:': ok ok 5 selftests: lkdtm: EXCEPTION.sh # selftests: lkdtm: LOOP.sh # Skipping LOOP: Hangs the system ok 6 selftests: lkdtm: LOOP.sh # SKIP # selftests: lkdtm: EXHAUST_STACK.sh # Skipping EXHAUST_STACK: Corrupts memory on failure ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK.sh # Skipping CORRUPT_STACK: Crashes entire system on success ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK_STRONG.sh # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh [ 49.078730] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 49.095949] lkdtm: attempting good list addition [ 49.100613] lkdtm: attempting corrupted list addition [ 49.105681] lkdtm: list_add() corruption not detected! # [ 49.078730] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 49.095949] lkdtm: attempting good list addition # [ 49.100613] lkdtm: attempting corrupted list addition # [ 49.105681] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh [ 49.234161] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 49.239743] lkdtm: attempting good list removal [ 49.244275] lkdtm: attempting corrupted list removal [ 49.249268] lkdtm: list_del() corruption not detected! # [ 49.234161] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 49.239743] lkdtm: attempting good list removal # [ 49.244275] lkdtm: attempting corrupted list removal # [ 49.249268] lkdtm: list_del() corruption not detected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh [ 49.382311] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 49.388596] lkdtm: attempting bad read from page below current stack [ 49.394995] BUG: stack guard page was hit at 0000000015294c88 (stack is 000000002c8e4d3d..0000000025ef68a0) [ 49.404726] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI [ 49.410985] CPU: 0 PID: 1033 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 49.418714] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 49.424629] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a [ 49.430451] Code: 47 2c 00 0f 1f 44 00 00 53 48 c7 c7 c8 8c 58 87 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 08 8d 58 87 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44 [ 49.449186] RSP: 0018:ffff8c4b40d3fe50 EFLAGS: 00010246 [ 49.454402] RAX: 0000000000000038 RBX: ffff8c4b40d3c000 RCX: 0000000000000000 [ 49.461524] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff87588d08 [ 49.468645] RBP: ffffffff87588432 R08: 0000000000000000 R09: 0000000000000000 [ 49.475767] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 [ 49.482889] R13: ffff8c4b40d3ff10 R14: ffff8c4b40d3ff10 R15: ffff88dc857d8000 [ 49.490011] FS: 00007f0015758580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 49.498085] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.503820] CR2: ffff8c4b40d3bfff CR3: 00000001030ac000 CR4: 00000000001506f0 [ 49.510941] Call Trace: [ 49.513388] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 [ 49.517913] direct_entry.cold+0x2c/0x38 [ 49.521831] full_proxy_write+0x56/0x80 [ 49.525662] vfs_write+0xea/0x3a0 [ 49.528972] ksys_write+0x68/0xf0 [ 49.532283] do_syscall_64+0x33/0x40 [ 49.535853] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 49.540895] RIP: 0033:0x7f00156338f3 [ 49.544463] Code: 8b 15 a1 25 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 [ 49.563199] RSP: 002b:00007fff399df788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.570755] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f00156338f3 [ 49.577877] RDX: 0000000000000019 RSI: 00007f0015526000 RDI: 0000000000000001 [ 49.584998] RBP: 00007f0015526000 R08: 00007f0015525010 R09: 0000000000000000 [ 49.592120] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.599242] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.606368] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 49.618791] ---[ end trace 5fe317b06857f764 ]--- [ 49.623403] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 49.627318] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 49.646053] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 49.651268] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 49.658390] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 49.665511] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 49.672633] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 49.679754] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 49.686876] FS: 00007f0015758580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 49.694950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.700685] CR2: ffff8c4b40d3bfff CR3: 00000001030ac000 CR4: 00000000001506f0 [ 49.707808] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 49.716662] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1033, name: cat [ 49.724217] INFO: lockdep is turned off. [ 49.728132] irq event stamp: 0 [ 49.731180] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 49.737438] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 49.745600] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 49.753761] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 49.760016] CPU: 0 PID: 1033 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 49.767744] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 49.773652] Call Trace: [ 49.776097] dump_stack+0x77/0x9b [ 49.779408] ___might_sleep.cold+0xa6/0xb6 [ 49.783500] exit_signals+0x1c/0x2e0 [ 49.787070] do_exit+0xd5/0xb00 [ 49.790207] ? ksys_write+0x68/0xf0 [ 49.793692] rewind_stack_do_exit+0x17/0x20 [ 49.797867] RIP: 0033:0x7f00156338f3 [ 49.801435] Code: 8b 15 a1 25 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 [ 49.820170] RSP: 002b:00007fff399df788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.827725] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f00156338f3 [ 49.834847] RDX: 0000000000000019 RSI: 00007f0015526000 RDI: 0000000000000001 [ 49.841967] RBP: 00007f0015526000 R08: 00007f0015525010 R09: 0000000000000000 [ 49.849089] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.856211] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Segmentation fault # [ 49.382311] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 49.388596] lkdtm: attempting bad read from page below current stack # [ 49.394995] BUG: stack guard page was hit at 0000000015294c88 (stack is 000000002c8e4d3d..0000000025ef68a0) # [ 49.404726] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI # [ 49.410985] CPU: 0 PID: 1033 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 49.418714] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 49.424629] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 49.430451] Code: 47 2c 00 0f 1f 44 00 00 53 48 c7 c7 c8 8c 58 87 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 08 8d 58 87 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44 # [ 49.449186] RSP: 0018:ffff8c4b40d3fe50 EFLAGS: 00010246 # [ 49.454402] RAX: 0000000000000038 RBX: ffff8c4b40d3c000 RCX: 0000000000000000 # [ 49.461524] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff87588d08 # [ 49.[ 49.973361] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING 468645] RBP: ffffffff87588432 R08: 0000000000000000 R09: 0000000000000000 # [ 49.475767] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 49.482889] R13: ffff8c4b40d3ff10 R14: ffff8c4b40d3ff10 R15: ffff88dc857d8000 # [ 49.4900[ 49.986243] lkdtm: attempting bad read from page above current stack 11] FS: 00007f0015758580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 49.498085] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.503820] CR2: ffff8c4b40d3bfff CR3: 00000001030ac000 CR4: 00000000001506f0 # [ 49.510941] Call [ 50.014790] BUG: stack guard page was hit at 00000000c523ab1e (stack is 000000000cbe9e5c..00000000b9ed6cb4) Trace: # [ 49.513388] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 # [ 49.517913] direct_entry.cold+0x2c/0x38 # [ 49.521831] full_proxy_write+0x56/0x80 # [ 49.525662] vfs_write+0xea/0x3a0 # [ 49.528972] ksys_write+0x68/0xf0 # [ 49.532283] do_[ 50.046670] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI syscall_64+0x33/0x40 # [ 49.535853] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 49.540895] RIP: 0033:0x7f00156338f3 # [ 49.544463] Code: 8b 15 a1 25 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 [ 50.075106] CPU: 0 PID: 1066 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 50.105020] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 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 # [ 49.563199] RSP: 002b:00007fff399df788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.570755] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f00156338[ 50.110935] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d f3 # [ 49.577877] RDX: 0000000000000019 RSI: 00007f0015526000 RDI: 0000000000000001 # [ 49.584998] RBP: 00007f0015526000 R08: 00007f0015525010 R09: 0000000000000000 # [ 49.592120] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.139021] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 40 8d 58 87 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 80 8d 58 87 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff # [ 49.599242] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 49.606368] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 49.618791] ---[ end t[ 50.179941] RSP: 0018:ffff8c4b40dafe50 EFLAGS: 00010246 [ 50.207343] RAX: 0000000000000038 RBX: ffff8c4b40dac000 RCX: 0000000000000000 race 5fe317b06857f764 ]--- # [ 49.623403] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 49.627318] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 [ 50.214466] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff87588d80 [ 50.243772] RBP: ffffffff8758844b R08: 0000000000000000 R09: 0000000000000000 00 0f 1f 44 00 00 83 05 f0 c4 92 02 # [ 49.646053] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 49.651268] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.658390] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: fffffff[ 50.250894] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a [ 50.280199] R13: ffff8c4b40daff10 R14: ffff8c4b40daff10 R15: ffff88dc835b7000 f871a06d0 # [ 49.665511] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 49.672633] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.679754] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840[ 50.287321] FS: 00007f2642321580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 50.317578] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 f9000 # [ 49.686876] FS: 00007f0015758580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 49.694950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.700685] CR2: ffff8c4b40d3bfff CR3: 00000001030ac000 CR4: 00000000001506f0 # [ 50.323312] CR2: ffff8c4b40db0000 CR3: 0000000101fd0000 CR4: 00000000001506f0 [ 50.352617] Call Trace: [ 49.707808] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 49.716662] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1033, name: cat # [ 49.724217] INFO: lockdep is turned off. # [ 49.728132] i[ 50.355065] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a rq event stamp: 0 # [ 49.731180] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 49.737438] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 49.745600] softirqs last enabled at (0): [[ 50.382463] direct_entry.cold+0x2c/0x38 ] copy_process+0x640/0x1c80 # [ 49.753761] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 49.760016] CPU: 0 PID: 1033 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 49.767744] Hardware name: Google Grunt/Grunt, BIOS 09/0[ 50.408567] full_proxy_write+0x56/0x80 5/2019 # [ 49.773652] Call Trace: # [ 49.776097] dump_stack+0x77/0x9b # [ 49.779408] ___might_sleep.cold+0xa6/0xb6 # [ 49.783500] exit_signals+0x1c/0x2e0 # [ 49.787070] do_exit+0xd5/0xb00 # [ 49.790207] ? ksys_write+0x68/0xf0 # [ [ 50.434583] vfs_write+0xea/0x3a0 49.793692] rewind_stack_do_exit+0x17/0x20 # [ 49.797867] RIP: 0033:0x7f00156338f3 # [ 49.801435] Code: 8b 15 a1 25 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 [ 50.460076] ksys_write+0x68/0xf0 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.820170] RSP: 002b:00007fff399df788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.827725] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f00156338f3 # [ 49.834847] RDX: 000000000000[ 50.485575] do_syscall_64+0x33/0x40 0019 RSI: 00007f0015526000 RDI: 0000000000000001 # [ 49.841967] RBP: 00007f0015526000 R08: 00007f0015525010 R09: 0000000000000000 # [ 49.849089] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 49.856211] R13: 0000000000000001[ 50.511331] entry_SYSCALL_64_after_hwframe+0x61/0xc6 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 [ 50.538561] RIP: 0033:0x7f26421fb8f3 [ 50.559464] Code: 8b 15 a1 25 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 [ 50.578201] RSP: 002b:00007ffda92e0988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.585761] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f26421fb8f3 [ 50.592883] RDX: 000000000000001a RSI: 00007f26420ee000 RDI: 0000000000000001 [ 50.600004] RBP: 00007f26420ee000 R08: 00007f26420ed010 R09: 0000000000000000 [ 50.607126] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.614248] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.621374] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 50.633798] ---[ end trace 5fe317b06857f765 ]--- [ 50.638410] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 50.642327] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 50.661063] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 50.666281] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 50.673402] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 50.680524] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 50.687646] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 50.694769] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 50.701892] FS: 00007f2642321580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 50.709970] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.715707] CR2: ffff8c4b40db0000 CR3: 0000000101fd0000 CR4: 00000000001506f0 [ 50.722831] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 50.731689] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1066, name: cat [ 50.739236] INFO: lockdep is turned off. [ 50.743150] irq event stamp: 0 [ 50.746199] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.752458] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 50.760622] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 50.768783] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.775038] CPU: 0 PID: 1066 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 50.782767] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 50.788676] Call Trace: [ 50.791122] dump_stack+0x77/0x9b [ 50.794433] ___might_sleep.cold+0xa6/0xb6 [ 50.798524] exit_signals+0x1c/0x2e0 [ 50.802096] do_exit+0xd5/0xb00 [ 50.805236] ? ksys_write+0x68/0xf0 [ 50.808723] rewind_stack_do_exit+0x17/0x20 [ 50.812900] RIP: 0033:0x7f26421fb8f3 [ 50.816470] Code: 8b 15 a1 25 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 [ 50.835207] RSP: 002b:00007ffda92e0988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.842765] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f26421fb8f3 [ 50.849887] RDX: 000000000000001a RSI: 00007f26420ee000 RDI: 0000000000000001 [ 50.857011] RBP: 00007f26420ee000 R08: 00007f26420ed010 R09: 0000000000000000 [ 50.864133] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.871256] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 51.033905] lkdtm: Performing direct entry UNSET_SMEP # Segmentation fault # [ 49.973361] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 49.986243] lkdtm: attempting bad read from page above current stack # [ 50.014790] BUG: stack guard page was hit at 00000000c523ab1e (stack is 0000000[ 51.038984] lkdtm: trying to clear SMEP normally 00cbe9e5c..00000000b9ed6cb4) # [ 50.046670] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI # [ 50.075106] CPU: 0 PID: 1066 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 50.105020] Hardware name: Google Grunt/Grunt, BIOS 09/[ 51.065763] ------------[ cut here ]------------ 05/2019 # [ 50.110935] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 50.139021] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 40 8d 58 87 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 80 8d 58 87 <8a> 83 00 40 00 00 88 44 24[ 51.092590] pinned CR4 bits changed: 0x100000!? 07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff # [ 50.179941] RSP: 0018:ffff8c4b40dafe50 EFLAGS: 00010246 # [ 50.207343] RAX: 0000000000000038 RBX: ffff8c4b40dac000 RCX: 0000000000000000 # [ 50.214466] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: fff[ 51.119290] WARNING: CPU: 0 PID: 1102 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 fffff87588d80 # [ 50.243772] RBP: ffffffff8758844b R08: 0000000000000000 R09: 0000000000000000 # [ 50.250894] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 50.280199] R13: ffff8c4b40daff10 R14: ffff8c4b40daff10 R15: ffff88d[ 51.150577] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify c835b7000 # [ 50.287321] FS: 00007f2642321580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 50.317578] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.323312] CR2: ffff8c4b40db0000 CR3: 0000000101fd0000 CR4: 00000000001506f0[ 51.185179] CPU: 0 PID: 1102 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 50.352617] Call Trace: # [ 50.355065] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a # [ 50.382463] direct_entry.cold+0x2c/0x38 # [ 50.408567] full_proxy_write+0x56/0x80 # [ 50.434583] vfs_write+0xea/0x3a0 # [ 50.460076] ksys_write+[ 51.215144] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0x68/0xf0 # [ 50.485575] do_syscall_64+0x33/0x40 # [ 50.511331] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 50.538561] RIP: 0033:0x7f26421fb8f3 # [ 50.559464] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 0[ 51.243312] 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 # [ 50.578201] RSP: 002b:00007ffda92e0988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.585761] RAX: ffffffffffffffda RBX: 0000[ 51.270024] Code: 39 c2 75 2d 48 85 f6 75 05 e9 57 fd 13 01 80 3d 68 8e e3 01 00 75 f2 48 c7 c7 b0 76 4c 87 c6 05 58 8e e3 01 01 e8 46 fc e4 00 <0f> 0b e9 34 fd 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 00000000001a RCX: 00007f26421fb8f3 # [ 50.592883] RDX: 000000000000001a RSI: 00007f26420ee000 RDI: 0000000000000001 # [ 50.600004] RBP: 00007f26420ee000 R08: 00007f26420ed010 R09: 0000000000000000 # [ 50.607126] R10: fffffffffffffbc5 R11: 00000000[ 51.311014] RSP: 0018:ffff8c4b40e07e48 EFLAGS: 00010286 00000246 R12: 0000000000000001 # [ 50.614248] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 50.621374] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_not[ 51.338405] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 ify # [ 50.633798] ---[ end trace 5fe317b06857f765 ]--- # [ 50.638410] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 50.642327] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 [ 51.367700] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 f0 c4 92 02 # [ 50.661063] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 50.666281] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 50.673402] RDX: 0000000000000000 RS[ 51.397007] RBP: ffffffff87588465 R08: 0000000000000000 R09: 0000000000000000 I: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 50.680524] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 50.687646] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 50.694769] R13: ffff8c4b408c7f10 R14: f[ 51.426285] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b fff8c4b408c7f10 R15: ffff88dc840f9000 # [ 50.701892] FS: 00007f2642321580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 50.709970] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.715707] CR2: ffff8c4b40db0000 CR3: 0000000101[ 51.455587] R13: ffff8c4b40e07f10 R14: ffff8c4b40e07f10 R15: ffff88dc8335b000 fd0000 CR4: 00000000001506f0 # [ 50.722831] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 50.731689] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1066, name: cat # [ 50.739236] INFO: lockdep i[ 51.484915] FS: 00007f923265e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 s [ 51.515089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 turned off.[ 51.520997] CR2: 00007f923245e000 CR3: 00000001040e2000 CR4: 00000000001506f0 # [ 50.743150] irq event stamp: 0 # [ 50.746199] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 50.752458] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 50.760622] softirqs last enabled at (0):[ 51.529067] Call Trace: [] copy_process+0x640/0x1c80 # [ 50.768783] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 50.775038] CPU: 0 PID: 1066 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 50.782767] Hardware name: Google Gru[ 51.553716] lkdtm_UNSET_SMEP.cold+0x1d/0x103 nt/Grunt, BIOS 09/05/2019 # [ 50.788676] Call Trace: # [ 50.791122] dump_stack+0x77/0x9b # [ 50.794433] ___might_sleep.cold+0xa6/0xb6 # [ 50.798524] exit_signals+0x1c/0x2e0 # [ 50.802096] do_exit+0xd5/0xb00 # [ 50.805236] ? ksys_wri[ 51.580258] direct_entry.cold+0x2c/0x38 te+0x68/0xf0 [ 51.606332] full_proxy_write+0x56/0x80 # [ 50.808723] rewind_stack_do_exit+0x17/0x20 [ 51.611404] vfs_write+0xea/0x3a0 # [ 50.812900] RIP: 0033:0x7f26421fb8f3 # [ 50.816470] Code: 8b 15 a1 25 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[ 51.619045] ksys_write+0x68/0xf0 18 # [ 50.835207] RSP: 002b:00007ffda92e0988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.842765] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f26421fb8f3 # [ 50.849887] RDX: 000000000000001a RSI: 00007f26420ee000 RDI: 000000000000[ 51.644551] do_syscall_64+0x33/0x40 0001 # [ 50.857011] RBP: 00007f26420ee000 R08: 00007f26420ed010 R09: 0000000000000000 [ 51.670334] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 50.864133] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 50.871256] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests: lkdtm: STACK_GUARD_[ 51.683196] RIP: 0033:0x7f923256b8f3 PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh [ 51.708919] Code: 8b 15 a1 25 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 [ 51.732276] RSP: 002b:00007ffc64e623e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.739894] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f923256b8f3 [ 51.747076] RDX: 000000000000000b RSI: 00007f923245e000 RDI: 0000000000000001 [ 51.754271] RBP: 00007f923245e000 R08: 00007f923245d010 R09: 0000000000000000 [ 51.761474] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 51.768671] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 51.775877] irq event stamp: 0 [ 51.779007] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 51.785366] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 51.793611] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 51.801836] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 51.808190] ---[ end trace 5fe317b06857f766 ]--- [ 51.812920] lkdtm: ok: SMEP did not get cleared [ 51.817543] lkdtm: trying to clear SMEP with call gadget [ 51.822883] lkdtm: ok: SMEP removal was reverted # [ 51.033905] lkdtm: Performing direct entry UNSET_SMEP # [ 51.038984] lkdtm: trying to clear SMEP normally # [ 51.065763] ------------[ cut here ]------------ # [ 51.092590] pinned CR4 bits changed: 0x100000!? # [ 51.119290] WARNING: CPU: 0 PID: 1102 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 # [ 51.150577] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 51.185179] CPU: 0 PID: 1102 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 51.215144] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 51.243312] RIP: 0010:native_write_cr4+0x45/0x60 # [ 51.270024] Code: 39 c2 75 2d 48 85 f6 75 05 e9 57 fd 13 01 80 3d 68 8e e3 01 00 75 f2 48 c7 c7 b0 76 4c 87 c6 05 58 8e e3 01 01 e8 46 fc e4 00 <0f> 0b e9 34 fd 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 51.311014] RSP: 0018:ffff8c4b40e07e48 EFLAGS: 00010286 # [ 51.338405] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 # [ 51.367700] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 51.397007] RBP: ffffffff87588465 R08: 0000000000000000 R09: 0000000000000000 # [ 51.426285] R10: 00[ 51.941325] lkdtm: Performing direct entry DOUBLE_FAULT 000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 51.455587] R13: ffff8c4b40e07f10 R14: ffff8c4b40e07f10 R15: ffff88dc8335b000 # [ 51.484915] FS: 00007f923265e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 51.515089] [ 51.961689] lkdtm: XFAIL: this test is ia32-only CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.520997] CR2: 00007f923245e000 CR3: 00000001040e2000 CR4: 00000000001506f0 # [ 51.529067] Call Trace: # [ 51.553716] lkdtm_UNSET_SMEP.cold+0x1d/0x103 # [ 51.580258] direct_entry.cold+0x2c/0x38 # [ 51.606332] full_proxy_write+0x56/0x80 # [ 51.611404] vfs_write+0xea/0x3a0 # [ 51.619045] ksys_write+0x68/0xf0 # [ 51.644551] do_syscall_64+0x33/0x40 # [ 51.670334] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 51.683196] RIP: 0033:0x7f923256b8f3 # [ 51.708919] Code: 8b 15 a1 25 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 # [ 51.732276] RSP: 002b:00007ffc64e623e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.739894] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f923256b8f3 # [ 51.747076] RDX: 000000000000000b RSI: 00007f923245e000 RDI: 0000000000000001 # [ 51.754271] RBP: 00007f923245e000 R08: 00007f923245d010 R09: 0000000000000000 # [ 51.761474] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 51.768671] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 51.775877] [ 52.083397] lkdtm: Performing direct entry CORRUPT_PAC irq event stamp: 0 # [ 51.779007] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.785366] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 51.793611] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 51.801836] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.808190] ---[ end trace 5fe317b06857f766 ]--- # [ 51.812920] lkdtm: ok: SMEP did not get cleared # [ 51.817543] lkdtm: trying to clear SMEP with call gadget # [ 51.822883] 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 # [ 51.941325] lkdtm: Performing direct entry DOUBLE_FAULT # [ 51.961689] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh # [ 52.083397] lkdtm: Performing direct entry CORRUPT_PAC # [ 52.104544] 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 [ 52.260137] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 52.266584] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 52.260137] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 52.266584] 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 [ 52.471008] lkdtm: Performing direct entry READ_AFTER_FREE [ 52.476514] lkdtm: Value in memory before free: 12345678 [ 52.481865] lkdtm: Attempting bad read from freed memory [ 52.487174] lkdtm: Memory was not poisoned # [ 52.471008] lkdtm: Performing direct entry READ_AFTER_FREE # [ 52.476514] lkdtm: Value in memory before free: 12345678 # [ 52.481865] lkdtm: Attempting bad read from freed memory # [ 52.487174] 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 [ 52.636917] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 52.642938] lkdtm: Value in memory before free: 12345678 [ 52.648287] lkdtm: Attempting to read from freed memory [ 52.653517] lkdtm: Buddy page was not poisoned # [ 52.636917] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 52.642938] lkdtm: Value in memory before free: 12345678 # [ 52.648287] lkdtm: Attempting to read from freed memory # [ 52.653517] 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 [ 52.761391] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 52.766996] lkdtm: Attempting double slab free ... # [ 52.761391] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 52.766996] 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 [ 52.891365] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 52.896890] lkdtm: Attempting cross-cache slab free ... # [ 52.891365] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 52.896890] 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 [ 53.018940] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 53.024365] lkdtm: Attempting non-Slab slab free ... # [ 53.018940] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 53.024365] 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 [ 53.385621] lkdtm: Performing direct entry EXEC_DATA [ 53.390604] lkdtm: attempting ok execution at ffffffff864e04f0 [ 53.396464] lkdtm: attempting bad execution at ffffffff88e0c660 [ 53.402416] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 53.409888] BUG: unable to handle page fault for address: ffffffff88e0c660 [ 53.416751] #PF: supervisor instruction fetch in kernel mode [ 53.422400] #PF: error_code(0x0011) - permissions violation [ 53.427963] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 80000000770001e3 [ 53.434657] Oops: 0011 [#5] SMP NOPTI [ 53.438314] CPU: 0 PID: 1609 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 53.446042] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 53.451954] RIP: 0010:data_area+0x0/0x40 [ 53.455870] Code: ff ff 00 62 3d 84 dc 88 ff ff 00 61 3d 84 dc 88 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 06 44 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 53.474606] RSP: 0018:ffff8c4b4156fe48 EFLAGS: 00010246 [ 53.479822] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.486942] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 53.494063] RBP: ffffffff88e0c660 R08: 0000000000000000 R09: 0000000000000000 [ 53.501184] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 53.508304] R13: ffff8c4b4156ff10 R14: ffff8c4b4156ff10 R15: ffff88dc8586a000 [ 53.515425] FS: 00007f3d11f2e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 53.523500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.529236] CR2: ffffffff88e0c660 CR3: 00000001030b2000 CR4: 00000000001506f0 [ 53.536357] Call Trace: [ 53.538806] ? execute_location+0x48/0x56 [ 53.542809] ? direct_entry.cold+0x2c/0x38 [ 53.546901] ? full_proxy_write+0x56/0x80 [ 53.550906] ? vfs_write+0xea/0x3a0 [ 53.554389] ? ksys_write+0x68/0xf0 [ 53.557873] ? do_syscall_64+0x33/0x40 [ 53.561616] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 53.566834] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 53.579253] CR2: ffffffff88e0c660 [ 53.582562] ---[ end trace 5fe317b06857f767 ]--- [ 53.587172] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 53.591088] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 53.609822] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 53.615038] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.622161] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 53.629281] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 53.636404] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 53.643524] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 53.650646] FS: 00007f3d11f2e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 53.658720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.664456] CR2: ffffffff88e0c660 CR3: 00000001030b2000 CR4: 00000000001506f0 [ 53.671580] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 53.680436] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1609, name: cat [ 53.687991] INFO: lockdep is turned off. [ 53.691906] irq event stamp: 0 [ 53.694955] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 53.701213] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 53.709374] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 53.717536] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 53.723793] CPU: 0 PID: 1609 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 53.731521] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 53.737428] Call Trace: [ 53.739874] dump_stack+0x77/0x9b [ 53.743185] ___might_sleep.cold+0xa6/0xb6 [ 53.747275] exit_signals+0x1c/0x2e0 [ 53.750844] do_exit+0xd5/0xb00 [ 53.753980] ? ksys_write+0x68/0xf0 [ 53.757465] rewind_stack_do_exit+0x17/0x20 [ 53.761641] RIP: 0033:0x7f3d11e0b8f3 [ 53.765209] Code: 8b 15 a1 25 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 [ 53.783945] RSP: 002b:00007ffdefb3a478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.791501] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3d11e0b8f3 [ 53.798622] RDX: 000000000000000a RSI: 00007f3d11cfe000 RDI: 0000000000000001 [ 53.805743] RBP: 00007f3d11cfe000 R08: 00007f3d11cfd010 R09: 0000000000000000 [ 53.812863] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 53.819986] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 53.385621] lkdtm: Performing direct entry EXEC_DATA # [ 53.390604] lkdtm: attempting ok execution at ffffffff864e04f0 # [ 53.396464] lkdtm: attempting bad execution at ffffffff88e0c660 # [ 53.402416] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 53.409888] BUG: unable to handle page fault for address: ffffffff88e0c660 # [ 53.416751] #PF: supervisor instruction fetch in kernel mode # [ 53.422400] #PF: error_code(0x0011) - permissions violation # [ 53.427963] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 80000000770001e3 # [ 53.434657] Oops: 0011 [#5] SMP NOPTI # [ 53.438314] CPU: 0 PID: 1609 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 53.446042] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 53.451954] RIP: 0010:data_area+0x0/0x40 # [ 53.455870] Code: ff ff 00 62 3d 84 dc 88 ff ff 00 61 3d 84 dc 88 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 06 44 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 53.474606] RSP: 0018:ffff8c4b4156fe48 EFLAGS: 00010246 # [ 53.479822] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.486942] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 53.494063] RBP: ffffffff88e0c660 R08: 0000000000000000 R[ 53.956256] lkdtm: Performing direct entry EXEC_STACK 09: 0000000000000000 # [ 53.501184] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 53.508304] R13: ffff8c4b4156ff10 R14: ffff8c4b4156ff10 R15: ffff88dc8586a000 # [ 53.515425] FS: 00007f3d11f2e580(0000) GS:ffff88dcaac00000(0[ 53.980121] lkdtm: attempting ok execution at ffffffff864e04f0 000) knlGS:0000000000000000 # [ 53.523500] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.529236] CR2: ffffffff88e0c660 CR3: 00000001030b2000 CR4: 00000000001506f0 # [ 53.536357] Call Trace: # [ 53.538806] ? execute_location+0x48/0x5[ 54.008147] lkdtm: attempting bad execution at ffff8c4b415efe18 6 # [ 53.542809] ? direct_entry.cold+0x2c/0x38 # [ 53.546901] ? full_proxy_write+0x56/0x80 # [ 53.550906] ? vfs_write+0xea/0x3a0 # [ 53.554389] ? ksys_write+0x68/0xf0 # [ 53.557873] ? do_syscall_64+0x33/0x40 # [ 53.561616] ? entry_S[ 54.036229] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) YSCALL_64_after_hwframe+0x61/0xc6 # [ 53.566834] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 53.579253] CR2: ffffffff88e0c660 # [ 53.582562] ---[ end trace 5fe3[ 54.065853] BUG: unable to handle page fault for address: ffff8c4b415efe18 [ 54.094899] #PF: supervisor instruction fetch in kernel mode 17b06857f767 ]--- # [ 53.587172] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 53.591088] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 [ 54.100547] #PF: error_code(0x0011) - permissions violation 44 00 00 83 05 f0 c4 92 02 # [ 53.609822] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 53.615038] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.622161] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0[ 54.128294] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 10266e067 PTE 800000010586a163 [# [ 53.629281] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 53.636404] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 53.643524] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # 54.158558] Oops: 0011 [#6] SMP NOPTI [ 53.650646] FS: 00007f3d11f2e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 53.658720] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.664456] CR2: ffffffff88e0c660 CR3: 00000001030b2000 CR4: 00000000001506f0 # [ 53.67[ 54.184403] CPU: 0 PID: 1645 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 54.214316] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 1580] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 53.680436] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1609, name: cat # [ 53.687991] INFO: lockdep is turned off. # [ 53.691906] irq event [ 54.220228] RIP: 0010:0xffff8c4b415efe18 stamp: 0 # [ 53.694955] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 53.701213] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 53.709374] softirqs last enabled at (0): [] copy_pr[ 54.246325] Code: 00 00 18 fe 5e 41 4b 8c ff ff 02 06 b4 86 ff ff ff ff 20 00 00 00 00 00 00 00 8e 85 58 87 ff ff ff ff 2e 07 b4 86 ff ff ff ff <0f> 1f 44 00 00 e9 06 44 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 oc[ess+0x640/0x1c80 # [ 53.717536] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 53.723793] CPU: 0 PID: 1609 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 53.731521] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # 54.287246] RSP: 0018:ffff8c4b415efdf8 EFLAGS: 00010246 [[ 53.737428] Call Trace: # [ 53.739874] dump_stack+0x77/0x9b # [ 53.743185] ___might_sleep.cold+0xa6/0xb6 # [ 53.747275] exit_signals+0x1c/0x2e0 # [ 53.750844] do_exit+0xd5/0xb00 # [ 53.753980] ? ksys_write+0x68/0xf0 # [ 53.757465 54.314652] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.343963] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 ] rewind_stack_do_exit+0x17/0x20 # [ 53.761641] RIP: 0033:0x7f3d11e0b8f3 # [ 53.765209] Code: 8b 15 a1 25 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 [ 54.351084] RBP: ffff8c4b415efe18 R08: 0000000000000000 R09: 0000000000000000 [ 54.380390] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 53.783945] RSP: 002b:00007ffdefb3a478 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 53.791501] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3d11e0b8f3 # [ 53.798622] RDX: 000000000000000a RSI:[ 54.387512] R13: ffff8c4b415eff10 R14: ffff8c4b415eff10 R15: ffff88dc83289000 [ 54.416818] FS: 00007f56e0ad9580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 00007f3d11cfe000 RDI: 0000000000000001 # [ 53.805743] RBP: 00007f3d11cfe000 R08: 00007f3d11cfd010 R09: 0000000000000000 # [ 53.812863] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 53.819986] R13: 0000000000000001 R14: 000[ 54.424893] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.452811] CR2: ffff8c4b415efe18 CR3: 00000001040e2000 CR4: 00000000001506f0 0000000020000 R15: 0000000000020000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh [ 54.459932] Call Trace: [ 54.475032] ? execute_location+0x48/0x56 [ 54.479037] ? lkdtm_EXEC_STACK+0x26/0x44 [ 54.483042] ? direct_entry.cold+0x2c/0x38 [ 54.487134] ? full_proxy_write+0x56/0x80 [ 54.491140] ? vfs_write+0xea/0x3a0 [ 54.494624] ? ksys_write+0x68/0xf0 [ 54.498108] ? do_syscall_64+0x33/0x40 [ 54.501852] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 54.507072] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 54.519492] CR2: ffff8c4b415efe18 [ 54.522804] ---[ end trace 5fe317b06857f768 ]--- [ 54.527415] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 54.531330] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 54.550069] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 54.555284] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.562405] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 54.569525] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 54.576647] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 54.583768] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 54.590890] FS: 00007f56e0ad9580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 54.598965] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.604700] CR2: ffff8c4b415efe18 CR3: 00000001040e2000 CR4: 00000000001506f0 [ 54.812026] lkdtm: Performing direct entry EXEC_KMALLOC # Killed # [ 53.956256] lkdtm: Performing direct entry EXEC_STACK # [ 53.980121] lkdtm: attempting ok execution at ffffffff864e04f0 # [ 54.008147] lkdtm: attempting bad execution at ffff8c4b415efe18 # [ 54.036229] kernel tried to execute NX-pro[ 54.817266] lkdtm: attempting ok execution at ffffffff864e04f0 tected page - exploit attempt? (uid: 0) # [ 54.065853] BUG: unable to handle page fault for address: ffff8c4b415efe18 # [ 54.094899] #PF: supervisor instruction fetch in kernel mode # [ 54.100547] #PF: error_code(0x0011) - permissions violation #[ 54.845290] lkdtm: attempting bad execution at ffff88dc832ba8c0 [ 54.128294] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 10266e067 PTE 800000010586a163 # [ 54.158558] Oops: 0011 [#6] SMP NOPTI # [ 54.184403] CPU: 0 PID: 1645 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 54.214316] Hardware n[ 54.873401] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) am[e: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.220228] RIP: 0010:0xffff8c4b415efe18 # [ 54.246325] Code: 00 00 18 fe 5e 41 4b 8c ff ff 02 06 b4 86 ff ff ff ff 20 00 00 00 00 00 00 00 8e 85 58 87 ff ff ff ff 2e 07 b4 86 ff ff ff ff <0f> 1f 44 00 00 54.903014] BUG: unable to handle page fault for address: ffff88dc832ba8c0 [ 54.932065] #PF: supervisor instruction fetch in kernel mode e9 06 44 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 54.287246] RSP: 0018:ffff8c4b415efdf8 EFLAGS: 00010246 # [ 54.314652] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.343963] RDX: 0000000000000000 RSI: ffff88dcaac1bf[ 54.937714] #PF: error_code(0x0011) - permissions violation 70 RDI: ffff88dcaac1bf70 # [ 54.351084] RBP: ffff8c4b415efe18 R08: 0000000000000000 R09: 0000000000000000 # [ 54.380390] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 54.387512] R13: ffff8c4b415eff10 R14: ffff8c4b415eff10 R[ 54.965461] PGD 77201067 P4D 77201067 PUD 77205067 PMD 103245063 PTE 80000001032ba163 15[: ffff88dc83289000 # [ 54.416818] FS: 00007f56e0ad9580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 54.424893] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.452811] CR2: ffff8c4b415efe18 CR3: 00000001040e2000 CR4: 00000 54.995464] Oops: 0011 [#7] SMP NOPTI 000001506f0 # [ 54.459932] Call Trace: # [ 54.475032] ? execute_location+0x48/0x56 # [ 54.479037] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 54.483042] ? direct_entry.cold+0x2c/0x38 # [ 54.487134] ? full_proxy_write+0x56/0x80 # [ 54.491140] ? [ 55.021309] CPU: 0 PID: 1681 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 55.051221] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 vfs_write+0xea/0x3a0 # [ 54.494624] ? ksys_write+0x68/0xf0 # [ 54.498108] ? do_syscall_64+0x33/0x40 # [ 54.501852] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 54.507072] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cro[ 55.057131] RIP: 0010:0xffff88dc832ba8c0 s_[ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 54.519492] CR2: ffff8c4b415efe18 # [ 54.522804] ---[ end trace 5fe317b06857f768 ]--- # [ 54.527415] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 54.531330] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 e 55.083230] Code: 00 00 02 00 00 00 00 00 00 00 40 ad 2b 83 dc 88 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 d0 85 ff ff ff ff <0f> 1f 44 00 00 e9 06 44 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 e9 47 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 f0 c4 92 02 # [ 54.550069] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 54.555284] RAX: ffffffff 55.124153] RSP: 0018:ffff8c4b41687e38 EFLAGS: 00010246 [ 55.151557] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.562405] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 54.569525] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 54.576647] R10: 00000000ffff[ 55.158679] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 55.187984] RBP: ffff88dc832ba8c0 R08: 0000000000000000 R09: 0000000000000000 e000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 54.583768] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 54.590890] FS: 00007f56e0ad9580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 54.598965] CS: 0010 [ 55.195106] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 55.224412] R13: ffff8c4b41687f10 R14: ffff8c4b41687f10 R15: ffff88dc832b8000 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.604700] CR2: ffff8c4b415efe18 CR3: 00000001040e2000 CR4: 00000000001506f0 # EXEC_STACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh [ 55.231536] FS: 00007f01f8736580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 55.260235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.265971] CR2: ffff88dc832ba8c0 CR3: 0000000105882000 CR4: 00000000001506f0 [ 55.273092] Call Trace: [ 55.275539] ? execute_location+0x48/0x56 [ 55.279546] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 [ 55.283722] ? direct_entry.cold+0x2c/0x38 [ 55.287816] ? full_proxy_write+0x56/0x80 [ 55.291822] ? vfs_write+0xea/0x3a0 [ 55.295305] ? ksys_write+0x68/0xf0 [ 55.298790] ? do_syscall_64+0x33/0x40 [ 55.302532] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.307754] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 55.320173] CR2: ffff88dc832ba8c0 [ 55.323485] ---[ end trace 5fe317b06857f769 ]--- [ 55.328096] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.332013] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 55.350748] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 55.355965] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.363087] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 55.370209] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 55.377331] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.384452] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 55.391574] FS: 00007f01f8736580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 55.399650] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.405384] CR2: ffff88dc832ba8c0 CR3: 0000000105882000 CR4: 00000000001506f0 [ 55.412507] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 55.421363] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1681, name: cat [ 55.428917] INFO: lockdep is turned off. [ 55.432832] irq event stamp: 0 [ 55.435879] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 55.442139] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 55.450302] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 55.458463] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 55.464720] CPU: 0 PID: 1681 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 55.472451] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 55.478359] Call Trace: [ 55.480805] dump_stack+0x77/0x9b [ 55.484117] ___might_sleep.cold+0xa6/0xb6 [ 55.488208] exit_signals+0x1c/0x2e0 [ 55.491779] do_exit+0xd5/0xb00 [ 55.494917] ? ksys_write+0x68/0xf0 [ 55.498405] rewind_stack_do_exit+0x17/0x20 [ 55.502582] RIP: 0033:0x7f01f86438f3 [ 55.506151] Code: 8b 15 a1 25 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 [ 55.524889] RSP: 002b:00007ffcaf17f438 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.532448] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f01f86438f3 [ 55.539570] RDX: 000000000000000d RSI: 00007f01f8536000 RDI: 0000000000000001 [ 55.546692] RBP: 00007f01f8536000 R08: 00007f01f8535010 R09: 0000000000000000 [ 55.553815] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 55.560936] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 55.718927] lkdtm: Performing direct entry EXEC_VMALLOC # Killed # [ 54.812026] lkdtm: Performing direct entry EXEC_KMALLOC # [ 54.817266] lkdtm: attempting ok execution at ffffffff864e04f0 # [ 54.845290] lkdtm: attempting bad execution at ffff88dc832ba8c0 # [ 54.873401] kernel tried to execute NX-p[ 55.724176] lkdtm: attempting ok execution at ffffffff864e04f0 rotected page - exploit attempt? (uid: 0) # [ 54.903014] BUG: unable to handle page fault for address: ffff88dc832ba8c0 # [ 54.932065] #PF: supervisor instruction fetch in kernel mode # [ 54.937714] #PF: error_code(0x0011) - permissions violation [ 55.752180] lkdtm: attempting bad execution at ffff8c4b4032d000 # [ 54.965461] PGD 77201067 P4D 77201067 PUD 77205067 PMD 103245063 PTE 80000001032ba163 # [ 54.995464] Oops: 0011 [#7] SMP NOPTI # [ 55.021309] CPU: 0 PID: 1681 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 55.051221] Hardware na[ 55.780318] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) me: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.057131] RIP: 0010:0xffff88dc832ba8c0 # [ 55.083230] Code: 00 00 02 00 00 00 00 00 00 00 40 ad 2b 83 dc 88 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 d0 85 ff ff ff ff <0f> 1f 44 00 00 e[ 55.809921] BUG: unable to handle page fault for address: ffff8c4b4032d000 9 [06 44 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 55.124153] RSP: 0018:ffff8c4b41687e38 EFLAGS: 00010246 # [ 55.151557] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.158679] RDX: 0000000000000000 RSI: ffff88dcaac1bf7 55.838966] #PF: supervisor instruction fetch in kernel mode [ 55.866801] #PF: error_code(0x0011) - permissions violation 0 RDI: ffff88dcaac1bf70 # [ 55.187984] RBP: ffff88dc832ba8c0 R08: 0000000000000000 R09: 0000000000000000 # [ 55.195106] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 55.224412] R13: ffff8c4b41687f10 R14: ffff8c4b41687f10 R1[ 55.872362] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1044fa067 PTE 80000001057d6163 5:[ ffff88dc832b8000 # [ 55.231536] FS: 00007f01f8736580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 55.260235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.265971] CR2: ffff88dc832ba8c0 CR3: 0000000105882000 CR4: 000000 55.902622] Oops: 0011 [#8] SMP NOPTI 00001506f0 # [ 55.273092] Call Trace: # [ 55.275539] ? execute_location+0x48/0x56 # [ 55.279546] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 55.283722] ? direct_entry.cold+0x2c/0x38 # [ 55.287816] ? full_proxy_write+0x56/0x80 # [ 55.291822] ?[ 55.928468] CPU: 0 PID: 1717 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 55.958383] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 vfs_write+0xea/0x3a0 # [ 55.295305] ? ksys_write+0x68/0xf0 # [ 55.298790] ? do_syscall_64+0x33/0x40 # [ 55.302532] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.307754] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cr[ 55.964295] RIP: 0010:0xffff8c4b4032d000 os_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.320173] CR2: ffff88dc832ba8c0 # [ 55.323485] ---[ end trace 5fe317b06857f769 ]--- # [ 55.328096] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 55.332013] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 [ 55.990397] Code: Unable to access opcode bytes at RIP 0xffff8c4b4032cfd6. ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 55.350748] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 55.355965] RAX: fffffff[ 56.019442] RSP: 0018:ffff8c4b4170fe38 EFLAGS: 00010246 [ 56.046845] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 f864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.363087] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 55.370209] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 55.377331] R10: 00000000fff[ 56.053968] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 56.083272] RBP: ffff8c4b4032d000 R08: 0000000000000000 R09: 0000000000000000 fe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 55.384452] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 55.391574] FS: 00007f01f8736580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 55.399650] CS: 0010[ 56.090394] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 56.119699] R13: ffff8c4b4170ff10 R14: ffff8c4b4170ff10 R15: ffff88dc857d6000 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.405384] CR2: ffff88dc832ba8c0 CR3: 0000000105882000 CR4: 00000000001506f0 # [ 55.412507] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 55.421363] in_atomic[ 56.126821] FS: 00007f213f997580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 56.157079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 (): 0, irqs_disabled(): 1, non_block: 0, pid: 1681, name: cat # [ 55.428917] INFO: lockdep is turned off. # [ 55.432832] irq event stamp: 0 # [ 55.435879] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 55.442139] hardirqs last disa[ 56.162815] CR2: ffff8c4b4032cfd6 CR3: 0000000105884000 CR4: 00000000001506f0 bl[ed at (0): [] copy_process+0x640/0x1c80 # [ 55.450302] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 55.458463] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 55.464720] CPU: 0 P 56.192122] Call Trace: ID: 1681 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 55.472451] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.478359] Call Trace: # [ 55.480805] dump_stack+0x77/0x9b # [ 55.484117] ___might_sleep.cold+0xa6/0xb6 #[ 56.216759] ? execute_location+0x48/0x56 [ 55.488208] exit_signals+0x1c/0x2e0 # [ 55.491779] do_exit+0xd5/0xb00 # [ 55.494917] ? ksys_write+0x68/0xf0 # [ 55.498405] rewind_stack_do_exit+0x17/0x20 # [ 55.502582] RIP: 0033:0x7f01f86438f3 # [ 55.506151] Code: 8b 15 a1 25 0e 00 [ 56.242944] ? 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 # [ 55.524889] RSP: 002b:00007ffcaf17f438 EFLAGS: 00000246 ORIG_RAX: 00000000 56.269304] ? direct_entry.cold+0x2c/0x38 00000001 # [ 55.532448] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f01f86438f3 # [ 55.539570] RDX: 000000000000000d RSI: 00007f01f8536000 RDI: 0000000000000001 # [ 55.546692] RBP: 00007f01f8536000 R08: 00007f01f8535010 R09: 000000000000[ 56.295583] ? full_proxy_write+0x56/0x80 0000 # [ 55.553815] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 55.560936] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_KMALLOC: saw 'call trace:': ok ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # [ 56.321770] ? vfs_write+0xea/0x3a0 se[lftests: lkdtm: EXEC_VMALLOC.sh 56.347437] ? ksys_write+0x68/0xf0 [ 56.353955] ? do_syscall_64+0x33/0x40 [ 56.357698] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 56.362917] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 56.375337] CR2: ffff8c4b4032d000 [ 56.378650] ---[ end trace 5fe317b06857f76a ]--- [ 56.383260] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.387179] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 56.405916] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 56.411133] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.418255] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 56.425374] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 56.432495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.439617] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 56.446739] FS: 00007f213f997580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 56.454816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.460553] CR2: ffff8c4b4032cfd6 CR3: 0000000105884000 CR4: 00000000001506f0 [ 56.649204] lkdtm: Performing direct entry EXEC_RODATA # Killed # [ 55.718927] lkdtm: Performing direct entry EXEC_VMALLOC # [ 55.724176] lkdtm: attempting ok execution at ffffffff864e04f0 # [ 55.752180] lkdtm: attempting bad execution at ffff8c4b4032d000 # [ 55.780318] kernel tried to execute NX-p[ 56.654373] lkdtm: attempting ok execution at ffffffff864e04f0 rotected page - exploit attempt? (uid: 0) # [ 55.809921] BUG: unable to handle page fault for address: ffff8c4b4032d000 # [ 55.838966] #PF: supervisor instruction fetch in kernel mode # [ 55.866801] #PF: error_code(0x0011) - permissions violation [ 56.682366] lkdtm: attempting bad execution at ffffffff871a0b60 # [ 55.872362] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1044fa067 PTE 80000001057d6163 # [ 55.902622] Oops: 0011 [#8] SMP NOPTI # [ 55.928468] CPU: 0 PID: 1717 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 55.958383] Hardware[ 56.710495] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.964295] RIP: 0010:0xffff8c4b4032d000 # [ 55.990397] Code: Unable to access opcode bytes at RIP 0xffff8c4b4032cfd6. # [ 56.019442] RSP: 0018:ffff8c4b4170fe38 EFLAGS: 00010246 # [ 56.046845] RAX:[ 56.740107] BUG: unable to handle page fault for address: ffffffff871a0b60 [ 56.769152] #PF: supervisor instruction fetch in kernel mode 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.053968] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 56.083272] RBP: ffff8c4b4032d000 R08: 0000000000000000 R09: 0000000000000000 # [ 56.090394] R10: 000[ 56.774800] #PF: error_code(0x0011) - permissions violation 00000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 56.119699] R13: ffff8c4b4170ff10 R14: ffff8c4b4170ff10 R15: ffff88dc857d6000 # [ 56.126821] FS: 00007f213f997580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 56.157079] C[ 56.802544] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 80000000752001e1 S:[ 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.162815] CR2: ffff8c4b4032cfd6 CR3: 0000000105884000 CR4: 00000000001506f0 # [ 56.192122] Call Trace: # [ 56.216759] ? execute_location+0x48/0x56 # [ 56.242944] ? lkdtm_EXEC_VMALLOC+0x20/ 56.831420] Oops: 0011 [#9] SMP NOPTI 0x30 # [ 56.269304] ? direct_entry.cold+0x2c/0x38 # [ 56.295583] ? full_proxy_write+0x56/0x80 # [ 56.321770] ? vfs_write+0xea/0x3a0 # [ 56.347437] ? ksys_write+0x68/0xf0 # [ 56.353955] ? do_syscall_64+0x33/0x40 # [ 56.357698] ? entr[ 56.857264] CPU: 0 PID: 1753 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 56.887178] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 y_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 56.362917] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 56.375337] CR2: ffff8c4b4032d000 # [ 56.378650] ---[ end trace 5[ 56.893092] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 fe[317b06857f76a ]--- # [ 56.383260] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 56.387179] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 56.920400] Code: ff ff 9e 1b b4 86 ff ff ff ff da 87 58 87 ff ff ff ff e4 02 b4 86 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 1f 44 00 00 83 05 f0 c4 92 02 # [ 56.405916] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 56.411133] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.418255] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a0[ 56.961322] RSP: 0018:ffff8c4b41797e48 EFLAGS: 00010246 [ 56.988725] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 6d0 # [ 56.425374] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 56.432495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 56.439617] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 56.995848] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 57.025153] RBP: ffffffff871a0b60 R08: 0000000000000000 R09: 0000000000000000 # [ 56.446739] FS: 00007f213f997580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 56.454816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.460553] CR2: ffff8c4b4032cfd6 CR3: 0000000105884000 CR4: 00000000001506f0 # EXEC_V[ 57.032276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 57.061582] R13: ffff8c4b41797f10 R14: ffff8c4b41797f10 R15: ffff88dc848f5000 MALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh [ 57.068704] FS: 00007fc8ee27d3c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 57.086134] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.091870] CR2: ffffffff871a0b60 CR3: 00000001032d0000 CR4: 00000000001506f0 [ 57.098991] Call Trace: [ 57.101439] ? execute_location+0x48/0x56 [ 57.105443] ? direct_entry.cold+0x2c/0x38 [ 57.109533] ? full_proxy_write+0x56/0x80 [ 57.113539] ? vfs_write+0xea/0x3a0 [ 57.117021] ? ksys_write+0x68/0xf0 [ 57.120506] ? do_syscall_64+0x33/0x40 [ 57.124251] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.129471] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 57.141891] CR2: ffffffff871a0b60 [ 57.145202] ---[ end trace 5fe317b06857f76b ]--- [ 57.149815] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 57.153728] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 57.172463] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 57.177680] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.184803] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 57.191925] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 57.199045] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.206166] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 57.213288] FS: 00007fc8ee27d3c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 57.221364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.227099] CR2: ffffffff871a0b60 CR3: 00000001032d0000 CR4: 00000000001506f0 [ 57.234223] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 57.243080] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1753, name: cat [ 57.250635] INFO: lockdep is turned off. [ 57.254551] irq event stamp: 0 [ 57.257600] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 57.263858] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 57.272020] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 57.280180] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 57.286438] CPU: 0 PID: 1753 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 57.294165] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 57.300072] Call Trace: [ 57.302519] dump_stack+0x77/0x9b [ 57.305829] ___might_sleep.cold+0xa6/0xb6 [ 57.309920] exit_signals+0x1c/0x2e0 [ 57.313488] do_exit+0xd5/0xb00 [ 57.316626] ? ksys_write+0x68/0xf0 [ 57.320113] rewind_stack_do_exit+0x17/0x20 [ 57.324288] RIP: 0033:0x7fc8ee15b8f3 [ 57.327857] Code: 8b 15 a1 25 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 [ 57.346594] RSP: 002b:00007ffc802646f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.354151] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fc8ee15b8f3 [ 57.361272] RDX: 000000000000000c RSI: 00007fc8ee04e000 RDI: 0000000000000001 [ 57.368394] RBP: 00007fc8ee04e000 R08: 00007fc8ee04d010 R09: 0000000000000000 [ 57.375516] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 57.382638] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 57.552706] lkdtm: Performing direct entry EXEC_USERSPACE # Killed # [ 56.649204] lkdtm: Performing direct entry EXEC_RODATA # [ 56.654373] lkdtm: attempting ok execution at ffffffff864e04f0 # [ 56.682366] lkdtm: attempting bad execution at ffffffff871a0b60 # [ 56.710495] kernel tried to execute NX-pr[ 57.558122] lkdtm: attempting ok execution at ffffffff864e04f0 otected page - exploit attempt? (uid: 0) # [ 56.740107] BUG: unable to handle page fault for address: ffffffff871a0b60 # [ 56.769152] #PF: supervisor instruction fetch in kernel mode # [ 56.774800] #PF: error_code(0x0011) - permissions violation [ 57.586168] lkdtm: attempting bad execution at 00007fe8ee588000 # [ 56.802544] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 80000000752001e1 # [ 56.831420] Oops: 0011 [#9] SMP NOPTI # [ 56.857264] CPU: 0 PID: 1753 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 56.887178] Hardware name: Google Gru[ 57.614272] unable to execute userspace code (SMEP?) (uid: 0) nt/Grunt, BIOS 09/05/2019 # [ 56.893092] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 56.920400] Code: ff ff 9e 1b b4 86 ff ff ff ff da 87 58 87 ff ff ff ff e4 02 b4 86 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[ 57.642135] BUG: unable to handle page fault for address: 00007fe8ee588000 [ 57.671181] #PF: supervisor instruction fetch in kernel mode 0 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 # [ 56.961322] RSP: 0018:ffff8c4b41797e48 EFLAGS: 00010246 # [ 56.988725] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 56.995848] RDX: 0000000000000000 RSI: ffff88dcaac1bf7[ 57.676830] #PF: error_code(0x0011) - permissions violation 0 RDI: ffff88dcaac1bf70 # [ 57.025153] RBP: ffffffff871a0b60 R08: 0000000000000000 R09: 0000000000000000 # [ 57.032276] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 57.061582] R13: ffff8c4b41797f10 R14: ffff8c4b41797f10 R1[ 57.704575] PGD 102670067 P4D 102670067 PUD 101fef067 PMD 103384067 PTE 114f41067 5:[ ffff88dc848f5000 # [ 57.068704] FS: 00007fc8ee27d3c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 57.086134] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.091870] CR2: ffffffff871a0b60 CR3: 00000001032d0000 CR4: 000000 57.734234] Oops: 0011 [#10] SMP NOPTI 00001506f0 # [ 57.098991] Call Trace: # [ 57.101439] ? execute_location+0x48/0x56 # [ 57.105443] ? direct_entry.cold+0x2c/0x38 # [ 57.109533] ? full_proxy_write+0x56/0x80 # [ 57.113539] ? vfs_write+0xea/0x3a0 # [ 57.117021] ? ksys_wr[ 57.760166] CPU: 0 PID: 1789 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 57.790080] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ite+0x68/0xf0 # [ 57.120506] ? do_syscall_64+0x33/0x40 # [ 57.124251] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 57.129471] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usb[ 57.795991] RIP: 0010:0x7fe8ee588000 [ 57.821741] Code: Unable to access opcode bytes at RIP 0x7fe8ee587fd6. pd_notify # [ 57.141891] CR2: ffffffff871a0b60 # [ 57.145202] ---[ end trace 5fe317b06857f76b ]--- # [ 57.149815] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 57.153728] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 92[ 57.828257] RSP: 0018:ffff8c4b41807e50 EFLAGS: 00010246 [ 57.855655] 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 f0 c4 92 02 # [ 57.172463] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 57.177680] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000[ 57.862776] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 57.892082] RBP: 00007fe8ee588000 R08: 0000000000000000 R09: 0000000000000000 000 # [ 57.184803] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 57.191925] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 57.199045] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.899203] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f [ 57.928510] R13: ffff8c4b41807f10 R14: ffff8c4b41807f10 R15: ffff88dc832d0000 # [ 57.206166] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 57.213288] FS: 00007fc8ee27d3c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 57.221364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57[ 57.935634] FS: 00007fe8ee58d3c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 57.965891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 .227099] CR2: ffffffff871a0b60 CR3: 00000001032d0000 CR4: 00000000001506f0 # [ 57.234223] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 57.243080] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1753[ 57.971624] CR2: 00007fe8ee588000 CR3: 0000000103f08000 CR4: 00000000001506f0 [ 58.000930] Call Trace: , name: cat # [ 57.250635] INFO: lockdep is turned off. # [ 57.254551] irq event stamp: 0 # [ 57.257600] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.263858] hardirqs last disabled at (0): [] copy_process+0x6[ 58.003380] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae 40/0x1c80 # [ 57.272020] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 57.280180] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 57.286438] CPU: 0 PID: 1753 Comm: cat Tainted: G D W 5.1[ 58.030342] ? direct_entry.cold+0x2c/0x38 0.155-cip21 #1 # [ 57.294165] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 57.300072] Call Trace: # [ 57.302519] dump_stack+0x77/0x9b # [ 57.305829] ___might_sleep.cold+0xa6/0xb6 # [ 57.309920] exit_signals+0x1c/0x2e0 # [ 57[ 58.056617] ? full_proxy_write+0x56/0x80 .313488] do_exit+0xd5/0xb00 # [ 57.316626] ? ksys_write+0x68/0xf0 # [ 57.320113] rewind_stack_do_exit+0x17/0x20 # [ 57.324288] RIP: 0033:0x7fc8ee15b8f3 # [ 57.327857] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00[ 58.082805] ? 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 # [ 57.346594] RSP: 002b:00007ffc802646f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.354151] RAX: ffffffffffffffda R 58.108472] ? ksys_write+0x68/0xf0 BX: 000000000000000c RCX: 00007fc8ee15b8f3 # [ 57.361272] RDX: 000000000000000c RSI: 00007fc8ee04e000 RDI: 0000000000000001 # [ 57.368394] RBP: 00007fc8ee04e000 R08: 00007fc8ee04d010 R09: 0000000000000000 # [ 57.375516] R10: fffffffffffffbc5 R11: [ 58.134142] ? do_syscall_64+0x33/0x40 0000000000000246 R12: 0000000000000001 # [ 57.382638] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXEC_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh [ 58.160069] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.186172] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 58.198593] CR2: 00007fe8ee588000 [ 58.201967] ---[ end trace 5fe317b06857f76c ]--- [ 58.206604] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 58.210642] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 58.229414] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 58.234705] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 58.241880] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 58.249065] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 58.256252] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 58.263428] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 58.270611] FS: 00007fe8ee58d3c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 58.278733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.284514] CR2: 00007fe8ee588000 CR3: 0000000103f08000 CR4: 00000000001506f0 [ 58.455840] lkdtm: Performing direct entry EXEC_NULL # Killed # [ 57.552706] lkdtm: Performing direct entry EXEC_USERSPACE # [ 57.558122] lkdtm: attempting ok execution at ffffffff864e04f0 # [ 57.586168] lkdtm: attempting bad execution at 00007fe8ee588000 # [ 57.614272] unable to execute userspac[ 58.460825] lkdtm: attempting ok execution at ffffffff864e04f0 e code (SMEP?) (uid: 0) # [ 57.642135] BUG: unable to handle page fault for address: 00007fe8ee588000 # [ 57.671181] #PF: supervisor instruction fetch in kernel mode # [ 57.676830] #PF: error_code(0x0011) - permissions violation # [ 57.704575] [ 58.488835] lkdtm: attempting bad execution at 0000000000000000 PGD 102670067 P4D 102670067 PUD 101fef067 PMD 103384067 PTE 114f41067 # [ 57.734234] Oops: 0011 [#10] SMP NOPTI # [ 57.760166] CPU: 0 PID: 1789 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 57.790080] Hardware name: Google Grunt/Grun[ 58.516983] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 58.546042] #PF: supervisor instruction fetch in kernel mode t, BIOS 09/05/2019 # [ 57.795991] RIP: 0010:0x7fe8ee588000 # [ 57.821741] Code: Unable to access opcode bytes at RIP 0x7fe8ee587fd6. # [ 57.828257] RSP: 0018:ffff8c4b41807e50 EFLAGS: 00010246 # [ 57.855655] RAX: 0000000000000033 RBX: 000000000[ 58.551691] #PF: error_code(0x0010) - not-present page 0000024 RCX: 0000000000000000 # [ 57.862776] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 57.892082] RBP: 00007fe8ee588000 R08: 0000000000000000 R09: 0000000000000000 # [ 57.899203] R10: 00000000ffffe000 R11: 3ffffffffffff[ 58.579004] PGD 0 P4D 0 ff[f R12: 000000000000000f # [ 57.928510] R13: ffff8c4b41807f10 R14: ffff8c4b41807f10 R15: ffff88dc832d0000 # [ 57.935634] FS: 00007fe8ee58d3c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 57.965891] CS: 0010 DS: 0000 ES: 0000 CR0: 58.603719] Oops: 0010 [#11] SMP NOPTI 00[00000080050033 # [ 57.971624] CR2: 00007fe8ee588000 CR3: 0000000103f08000 CR4: 00000000001506f0 # [ 58.000930] Call Trace: # [ 58.003380] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 58.030342] ? direct_entry.cold+0x2c/0x38 # [ 58.056617] 58.629652] CPU: 0 PID: 1825 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 58.659568] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ? full_proxy_write+0x56/0x80 # [ 58.082805] ? vfs_write+0xea/0x3a0 # [ 58.108472] ? ksys_write+0x68/0xf0 # [ 58.134142] ? do_syscall_64+0x33/0x40 # [ 58.160069] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.186172] Modules linked in:[ 58.665478] RIP: 0010:0x0 fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 58.198593] CR2: 00007fe8ee588000 # [ 58.201967] ---[ end trace 5fe317b06857f76c ]--- # [ 58.206604] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ [ 58.690277] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 58.719324] RSP: 0018:ffff8c4b41887e48 EFLAGS: 00010246 58.210642] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 58.229414] RSP: 0018:ffff8c4b408c7e6[ 58.724540] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 58.753846] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 0 EFLAGS: 00010282 # [ 58.234705] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 58.241880] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 58.249065] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 00[ 58.760968] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 58.790274] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a 00000000000001 # [ 58.256252] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 58.263428] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 58.270611] FS: 00007fe8ee58d3c0(0000) GS:ffff88dcaac00000(0000) k[ 58.797396] R13: ffff8c4b41887f10 R14: ffff8c4b41887f10 R15: ffff88dc81fb6000 [ 58.826702] FS: 00007f2861826580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 nlGS:0000000000000000 # [ 58.278733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.284514] CR2: 00007fe8ee588000 CR3: 0000000103f08000 CR4: 00000000001506f0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.s[ 58.834778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.862697] CR2: ffffffffffffffd6 CR3: 00000001037a6000 CR4: 00000000001506f0 [ 58.869818] Call Trace: h # selftests: lkdtm: EXEC_NULL.sh [ 58.872266] execute_location+0x48/0x56 [ 58.879298] direct_entry.cold+0x2c/0x38 [ 58.883218] full_proxy_write+0x56/0x80 [ 58.887054] vfs_write+0xea/0x3a0 [ 58.890364] ksys_write+0x68/0xf0 [ 58.893675] do_syscall_64+0x33/0x40 [ 58.897244] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.902289] RIP: 0033:0x7f28617338f3 [ 58.905859] Code: 8b 15 a1 25 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 [ 58.924594] RSP: 002b:00007ffe108ffbc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.932152] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f28617338f3 [ 58.939274] RDX: 000000000000000a RSI: 00007f2861626000 RDI: 0000000000000001 [ 58.946396] RBP: 00007f2861626000 R08: 00007f2861625010 R09: 0000000000000000 [ 58.953518] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 58.960638] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.967765] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 58.980185] CR2: 0000000000000000 [ 58.983576] ---[ end trace 5fe317b06857f76d ]--- [ 58.988248] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 58.992192] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 59.011070] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 59.016321] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.023530] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 59.030709] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 59.037902] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.045070] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 59.052239] FS: 00007f2861826580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 59.060337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.066121] CR2: ffffffffffffffd6 CR3: 00000001037a6000 CR4: 00000000001506f0 [ 59.229073] lkdtm: Performing direct entry ACCESS_USERSPACE # Killed # [ 58.455840] lkdtm: Performing direct entry EXEC_NULL # [ 58.460825] lkdtm: attempting ok execution at ffffffff864e04f0 # [ 58.488835] lkdtm: attempting bad execution at 0000000000000000 # [ 58.516983] BUG: kernel NULL pointer derefe[ 59.234664] lkdtm: attempting bad read at 00007fd2ad798000 rence, address: 0000000000000000 # [ 58.546042] #PF: supervisor instruction fetch in kernel mode # [ 58.551691] #PF: error_code(0x0010) - not-present page # [ 58.579004] PGD 0 P4D 0 # [ 58.603719] Oops: 0010 [#11] SMP NOPTI # [ 58.629652] C[ 59.262332] lkdtm: FAIL: survived bad read PU: 0 PID: 1825 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 58.659568] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.665478] RIP: 0010:0x0 # [ 58.690277] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 59.288619] lkdtm: attempting bad write at 00007fd2ad798000 # [ 58.719324] RSP: 0018:ffff8c4b41887e48 EFLAGS: 00010246 # [ 58.724540] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 58.753846] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 58.760968] RBP: 0000[ 59.316355] lkdtm: FAIL: survived bad write 000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 58.790274] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 58.797396] R13: ffff8c4b41887f10 R14: ffff8c4b41887f10 R15: ffff88dc81fb6000 # [ 58.826702] FS: 00007f2861826580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 58.834778] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.862697] CR2: ffffffffffffffd6 CR3: 00000001037a6000 CR4: 00000000001506f0 # [ 58.869818] Call Trace: # [ 58.872266] execute_location+0x48/0x56 # [ 58.879298] direct_entry.cold+0x2c/0x38 # [ 58.883218] full_proxy_write+0x56/0x80 # [ 58.887054] vfs_write+0xea/0x3a0 # [ 58.890364] ksys_write+0x68/0xf0 # [ 58.893675] do_syscall_64+0x33/0x40 # [ 58.897244] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.902289] RIP: 0033:0x7f28617338f3 # [ 58.905859] Code: 8b 15 a1 25 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 # [ 58.924594] RSP: 002b:00007ffe108ffbc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.932152] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f28617338f3 # [ 58.939274] RDX: 000000000000000a RSI: 00007f2861626000 RDI: 0000000000000001 # [ 58.946396] RBP: 00007f2861626000 R08: 00007f2861625010 R09: 0000000000000000 # [ 58.953518] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 58.960638] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 58.967765] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 58.980185] CR2: 0000000000000000 # [ 58.983[ 59.477471] lkdtm: Performing direct entry ACCESS_NULL 576] ---[ end trace 5fe317b06857f76d ]--- # [ 58.988248] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 58.992192] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f [ 59.503166] lkdtm: attempting bad read at 0000000000000000 84 00 00 00 00 00 0f 1f 44 00 00 83 05 f0 c4 92 02 # [ 59.011070] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 59.016321] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 59.023530] RDX: 0000000000000000 RSI: ffff88dcaac1bf[ 59.530899] BUG: kernel NULL pointer dereference, address: 0000000000000000 70 RDI: ffffffff871a06d0 # [ 59.030709] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 59.037902] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 59.045070] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R[ 59.559936] #PF: supervisor read access in kernel mode [ 59.587248] #PF: error_code(0x0000) - not-present page 15: ffff88dc840f9000 # [ 59.052239] FS: 00007f2861826580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 59.060337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.066121] CR2: ffffffffffffffd6 CR3: 00000001037a6000 CR4: 00000[ 59.592377] PGD 0 P4D 0 00[0001506f0 # EXEC_NULL: saw 'call trace:': ok ok 36 selftests: lkdtm: EXEC_NULL.sh # selftests: lkdtm: ACCESS_USERSPACE.sh # [ 59.229073] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 59.234664] lkdtm: attempting bad read at 00007fd2ad79800 59.617091] Oops: 0000 [#12] SMP NOPTI 0 # [ 59.262332] lkdtm: FAIL: survived bad read # [ 59.288619] lkdtm: attempting bad write at 00007fd2ad798000 # [ 59.316355] lkdtm: FAIL: survived bad write # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_US[ 59.643023] CPU: 0 PID: 1894 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 59.672936] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh [ 59.678852] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 [ 59.688479] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 b7 6e 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 f8 94 58 87 e8 e2 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 20 95 58 87 48 01 [ 59.707216] RSP: 0018:ffff8c4b41977e58 EFLAGS: 00010246 [ 59.712433] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 [ 59.719556] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 59.726677] RBP: ffffffff875885e9 R08: 0000000000000000 R09: 0000000000000000 [ 59.733799] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 59.740921] R13: ffff8c4b41977f10 R14: ffff8c4b41977f10 R15: ffff88dc83128000 [ 59.748045] FS: 00007fecfebd0580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 59.756123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.761859] CR2: 0000000000000000 CR3: 000000010333e000 CR4: 00000000001506f0 [ 59.768982] Call Trace: [ 59.771431] direct_entry.cold+0x2c/0x38 [ 59.775352] full_proxy_write+0x56/0x80 [ 59.779184] vfs_write+0xea/0x3a0 [ 59.782496] ksys_write+0x68/0xf0 [ 59.785808] do_syscall_64+0x33/0x40 [ 59.789378] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 59.794423] RIP: 0033:0x7fecfeaab8f3 [ 59.797993] Code: 8b 15 a1 25 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 [ 59.816729] RSP: 002b:00007fff14651548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.824285] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fecfeaab8f3 [ 59.831407] RDX: 000000000000000c RSI: 00007fecfe99e000 RDI: 0000000000000001 [ 59.838527] RBP: 00007fecfe99e000 R08: 00007fecfe99d010 R09: 0000000000000000 [ 59.845650] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 59.852769] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 59.859895] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 59.872315] CR2: 0000000000000000 [ 59.875682] ---[ end trace 5fe317b06857f76e ]--- [ 59.880320] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 59.884343] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 59.903111] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 59.908396] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.915567] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 59.922736] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 59.929916] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.937091] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 59.944273] FS: 00007fecfebd0580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 59.952418] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.958203] CR2: 0000000000000000 CR3: 000000010333e000 CR4: 00000000001506f0 [ 60.117191] lkdtm: Performing direct entry WRITE_RO # Killed # [ 59.477471] lkdtm: Performing direct entry ACCESS_NULL # [ 59.503166] lkdtm: attempting bad read at 0000000000000000 # [ 59.530899] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 59.559936] #PF: supervisor read [ 60.122079] lkdtm: attempting bad rodata write at ffffffff871a0b50 access in kernel mode # [ 59.587248] #PF: error_code(0x0000) - not-present page # [ 59.592377] PGD 0 P4D 0 # [ 59.617091] Oops: 0000 [#12] SMP NOPTI # [ 59.643023] CPU: 0 PID: 1894 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ [ 60.150460] BUG: unable to handle page fault for address: ffffffff871a0b50 59.672936] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 59.678852] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 59.688479] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 b7 6e 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 f8 94 58 87 e[ 60.179480] #PF: supervisor write access in kernel mode [ 60.206878] #PF: error_code(0x0003) - permissions violation 8 e2 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 20 95 58 87 48 01 # [ 59.707216] RSP: 0018:ffff8c4b41977e58 EFLAGS: 00010246 # [ 59.712433] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 59.719556] RDX: 00000[ 60.212442] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 80000000752001e1 00[000000000 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 59.726677] RBP: ffffffff875885e9 R08: 0000000000000000 R09: 0000000000000000 # [ 59.733799] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 59.740921] R13: ffff8c4b4 60.241313] Oops: 0003 [#13] SMP NOPTI 1977f10 R14: ffff8c4b41977f10 R15: ffff88dc83128000 # [ 59.748045] FS: 00007fecfebd0580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 59.756123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.761859] CR2: 0000000000000000 C[ 60.267246] CPU: 0 PID: 1929 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 60.297159] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 R3: 000000010333e000 CR4: 00000000001506f0 # [ 59.768982] Call Trace: # [ 59.771431] direct_entry.cold+0x2c/0x38 # [ 59.775352] full_proxy_write+0x56/0x80 # [ 59.779184] vfs_write+0xea/0x3a0 # [ 59.782496] ksys_write+0x68/0xf0 # [ 59.[ 60.303074] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a 78[5808] do_syscall_64+0x33/0x40 # [ 59.789378] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 59.794423] RIP: 0033:0x7fecfeaab8f3 # [ 59.797993] Code: 8b 15 a1 25 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 60.329687] Code: 00 48 c7 c7 d8 93 58 87 48 c7 c6 50 0b 1a 87 e8 8c 9b fd ff 48 8b 05 21 05 66 00 ba 34 12 cd ab 48 c7 c7 08 94 58 87 48 31 d0 <48> 89 05 0b 05 66 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da 3c 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 # [ 59.816729] RSP: 002b:00007fff14651548 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.824285] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00 60.370610] RSP: 0018:ffff8c4b41a0fe60 EFLAGS: 00010202 [ 60.398014] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 007fecfeaab8f3 # [ 59.831407] RDX: 000000000000000c RSI: 00007fecfe99e000 RDI: 0000000000000001 # [ 59.838527] RBP: 00007fecfe99e000 R08: 00007fecfe99d010 R09: 0000000000000000 # [ 59.845650] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000[ 60.405136] RDX: 00000000abcd1234 RSI: ffff88dcaac1bf70 RDI: ffffffff87589408 [ 60.434441] RBP: ffffffff875885f5 R08: 0000000000000000 R09: 0000000000000000 0000000001 # [ 59.852769] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 59.859895] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 59.872315[ 60.441562] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 [ 60.470869] R13: ffff8c4b41a0ff10 R14: ffff8c4b41a0ff10 R15: ffff88dc83003000 ] CR2: 0000000000000000 # [ 59.875682] ---[ end trace 5fe317b06857f76e ]--- # [ 59.880320] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 59.884343] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 92 00 48 c7 c0 f4 ff ff ff e[ 60.477993] FS: 00007f598fbfe580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 60.508252] 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 f0 c4 92 02 # [ 59.903111] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 59.908396] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 59.915567] RDX:[ 60.513987] CR2: ffffffff871a0b50 CR3: 00000001048f4000 CR4: 00000000001506f0 [ 60.543293] Call Trace: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 59.922736] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 59.929916] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 59.937091] R13: fff[ 60.545740] direct_entry.cold+0x2c/0x38 f8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 59.944273] FS: 00007fecfebd0580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 59.952418] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.958203] CR2: 000000000000[ 60.571839] full_proxy_write+0x56/0x80 0000 CR3: 000000010333e000 CR4: 00000000001506f0 # ACCESS_NULL: saw 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: lkdtm: WRITE_RO.sh [ 60.597853] vfs_write+0xea/0x3a0 [ 60.615114] ksys_write+0x68/0xf0 [ 60.618427] do_syscall_64+0x33/0x40 [ 60.621998] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 60.627043] RIP: 0033:0x7f598fadb8f3 [ 60.630613] Code: 8b 15 a1 25 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 [ 60.649351] RSP: 002b:00007ffca4567a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.656905] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f598fadb8f3 [ 60.664026] RDX: 0000000000000009 RSI: 00007f598f9ce000 RDI: 0000000000000001 [ 60.671147] RBP: 00007f598f9ce000 R08: 00007f598f9cd010 R09: 0000000000000000 [ 60.678270] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 60.685391] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 60.692518] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 60.704939] CR2: ffffffff871a0b50 [ 60.708252] ---[ end trace 5fe317b06857f76f ]--- [ 60.712864] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 60.716780] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 60.735515] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 60.740734] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 60.747855] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 60.754976] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 60.762096] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 60.769217] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 60.776339] FS: 00007f598fbfe580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 60.784414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.790148] CR2: ffffffff871a0b50 CR3: 00000001048f4000 CR4: 00000000001506f0 [ 60.797271] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 60.806127] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1929, name: cat [ 60.813683] INFO: lockdep is turned off. [ 60.817599] irq event stamp: 0 [ 60.820649] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 60.826909] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 60.835073] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 60.843235] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 60.849490] CPU: 0 PID: 1929 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 60.857220] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 60.863130] Call Trace: [ 60.865576] dump_stack+0x77/0x9b [ 60.868887] ___might_sleep.cold+0xa6/0xb6 [ 60.872979] exit_signals+0x1c/0x2e0 [ 60.876551] do_exit+0xd5/0xb00 [ 60.879689] ? ksys_write+0x68/0xf0 [ 60.883177] rewind_stack_do_exit+0x17/0x20 [ 60.887353] RIP: 0033:0x7f598fadb8f3 [ 60.890923] Code: 8b 15 a1 25 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 [ 60.909657] RSP: 002b:00007ffca4567a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.917215] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f598fadb8f3 [ 60.924339] RDX: 0000000000000009 RSI: 00007f598f9ce000 RDI: 0000000000000001 [ 60.931459] RBP: 00007f598f9ce000 R08: 00007f598f9cd010 R09: 0000000000000000 [ 60.938580] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 60.945701] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 61.137614] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # Killed # [ 60.117191] lkdtm: Performing direct entry WRITE_RO # [ 60.122079] lkdtm: attempting bad rodata write at ffffffff871a0b50 # [ 60.150460] BUG: unable to handle page fault for address: ffffffff871a0b50 # [ 60.179480] #PF: supervisor w[ 61.143462] lkdtm: attempting bad ro_after_init write at ffffffff87604330 rite access in kernel mode # [ 60.206878] #PF: error_code(0x0003) - permissions violation # [ 60.212442] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 80000000752001e1 # [ 60.241313] Oops: 0003 [#13] SMP NOPTI # [ 60.267246] CPU: 0 PID: 1929 Comm[ 61.172441] BUG: unable to handle page fault for address: ffffffff87604330 : cat Tainted: G D W 5.10.155-cip21 #1 # [ 60.297159] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 60.303074] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 60.329687] Code: 00 48 c7 c7 d8 93 58 87 48 c7 c6 50 0b 1a 87 e8 8c 9b fd [ 61.201462] #PF: supervisor write access in kernel mode [ 61.228859] #PF: error_code(0x0003) - permissions violation ff 48 8b 05 21 05 66 00 ba 34 12 cd ab 48 c7 c7 08 94 58 87 48 31 d0 <48> 89 05 0b 05 66 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da 3c # [ 60.370610] RSP: 0018:ffff8c4b41a0fe60 EFLAGS: 00010202 # [ 60.398014] RAX: 000000000198b861 RBX: 000000000000[ 61.234421] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 104628063 PTE 8000000075804161 00[28 RCX: 0000000000000000 # [ 60.405136] RDX: 00000000abcd1234 RSI: ffff88dcaac1bf70 RDI: ffffffff87589408 # [ 60.434441] RBP: ffffffff875885f5 R08: 0000000000000000 R09: 0000000000000000 # [ 60.441562] R10: 00000000ffffe000 R11: 3fffffffffffffff 61.264423] Oops: 0003 [#14] SMP NOPTI R12: 0000000000000009 # [ 60.470869] R13: ffff8c4b41a0ff10 R14: ffff8c4b41a0ff10 R15: ffff88dc83003000 # [ 60.477993] FS: 00007f598fbfe580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 60.508252] CS: 0010 DS: 0000 ES: 0000 CR0: 000[ 61.290355] CPU: 0 PID: 1964 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 61.320260] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000080050033 # [ 60.513987] CR2: ffffffff871a0b50 CR3: 00000001048f4000 CR4: 00000000001506f0 # [ 60.543293] Call Trace: # [ 60.545740] direct_entry.cold+0x2c/0x38 # [ 60.571839] full_proxy_write+0x56/0x80 # [ 60.597853] vfs_write+0xea/0[ 61.326176] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a x3a0 # [ 60.615114] ksys_write+0x68/0xf0 # [ 60.618427] do_syscall_64+0x33/0x40 # [ 60.621998] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 60.627043] RIP: 0033:0x7f598fadb8f3 # [ 60.630613] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0[ 61.353743] Code: 94 58 87 e9 3e 9b fd ff 48 c7 c7 60 94 58 87 e8 32 9b fd ff 48 8b 05 a7 3c ac 00 ba 34 12 cd ab 48 c7 c7 08 94 58 87 48 31 d0 <48> 89 05 91 3c ac 00 e9 10 9b 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 # [ 60.649351] RSP: 002b:00007ffca4567a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.6569 61.394664] RSP: 0018:ffff8c4b41a87e60 EFLAGS: 00010202 [ 61.422068] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 05] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f598fadb8f3 # [ 60.664026] RDX: 0000000000000009 RSI: 00007f598f9ce000 RDI: 0000000000000001 # [ 60.671147] RBP: 00007f598f9ce000 R08: 00007f598f9cd010 R09: 0000000000000000 # [ 60.678270] [ 61.429190] RDX: 00000000abcd1234 RSI: ffff88dcaac1bf70 RDI: ffffffff87589408 [ 61.458495] RBP: ffffffff875885fe R08: 0000000000000000 R09: 0000000000000000 R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 60.685391] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.692518] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec[ 61.465618] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 [ 61.494924] R13: ffff8c4b41a87f10 R14: ffff8c4b41a87f10 R15: ffff88dc81f90000 _chardev cros_ec_dev cros_usbpd_notify # [ 60.704939] CR2: ffffffff871a0b50 # [ 60.708252] ---[ end trace 5fe317b06857f76f ]--- # [ 60.712864] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 60.716780] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 [ 61.502046] FS: 00007f90e0021580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 61.532305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 60.735515] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 60.740734] RAX: ffffffff864e0120 RBX: 000000[ 61.538041] CR2: ffffffff87604330 CR3: 000000010289a000 CR4: 00000000001506f0 [ 61.567346] Call Trace: 0000000001 RCX: 0000000000000000 # [ 60.747855] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 60.754976] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 60.762096] R10: 00000000ffffe000 R11: 3fffffffff[ 61.569792] direct_entry.cold+0x2c/0x38 ffffff R12: 0000000000000004 # [ 60.769217] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 60.776339] FS: 00007f598fbfe580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 60.784414] CS: 0010 DS: 0000 ES: 0000 CR[ 61.595892] full_proxy_write+0x56/0x80 0: 0000000080050033 # [ 60.790148] CR2: ffffffff871a0b50 CR3: 00000001048f4000 CR4: 00000000001506f0 # [ 60.797271] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 60.806127] in_atomic(): 0, irqs_disabled([ 61.621909] vfs_write+0xea/0x3a0 ): 1, non_block: 0, pid: 1929, name: cat # [ 60.813683] INFO: lockdep is turned off. # [ 60.817599] irq event stamp: 0 # [ 60.820649] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 60.826909] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 60.835073] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 60.843235] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 60.849490] CPU: 0 PID: 1929 Comm: cat Ta[ 61.672898] do_syscall_64+0x33/0x40 inted: G D W 5.10.155-cip21 #1 # [ 60.857220] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 60.863130] Call Trace: # [ 60.865576] dump_stack+0x77/0x9b # [ 60.868887] ___might_sleep.cold+0xa6/0xb6 # [ 60.872979] exit[ 61.698652] entry_SYSCALL_64_after_hwframe+0x61/0xc6 _signals+0x1c/0x2e0 # [ 60.876551] do_exit+0xd5/0xb00 # [ 60.879689] ? ksys_write+0x68/0xf0 # [ 60.883177] rewind_stack_do_exit+0x17/0x20 # [ 60.887353] RIP: 0033:0x7f598fadb8f3 # [ 60.890923] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 [ 61.725880] RIP: 0033:0x7f90dfefb8f3 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 # [ 60.909657] RSP: 002b:00007ffca4567a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.91 61.751637] Code: 8b 15 a1 25 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[15] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f598fadb8f3 # [ 60.924339] RDX: 0000000000000009 RSI: 00007f598f9ce000 RDI: 0000000000000001 # [ 60.931459] RBP: 00007f598f9ce000 R08: 00007f598f9cd010 R09: 0000000000000000 # [ 60.938580 61.792559] RSP: 002b:00007ffe5f120768 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.822304] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f90dfefb8f3 ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 60.945701] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: lkdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_RO_AF[ 61.829425] RDX: 0000000000000014 RSI: 00007f90dfdee000 RDI: 0000000000000001 [ 61.858731] RBP: 00007f90dfdee000 R08: 00007f90dfded010 R09: 0000000000000000 TER_INIT.sh [ 61.865853] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 61.874099] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 61.881226] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 61.893646] CR2: ffffffff87604330 [ 61.896956] ---[ end trace 5fe317b06857f770 ]--- [ 61.901569] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 61.905486] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 61.924220] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 61.929439] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 61.936562] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 61.943685] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 61.950808] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 61.957931] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 61.965052] FS: 00007f90e0021580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 61.973129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.978864] CR2: ffffffff87604330 CR3: 000000010289a000 CR4: 00000000001506f0 [ 61.985989] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 61.994846] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1964, name: cat [ 62.002403] INFO: lockdep is turned off. [ 62.006318] irq event stamp: 0 [ 62.009368] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 62.015628] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 62.023793] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 62.031955] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 62.038210] CPU: 0 PID: 1964 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 62.045940] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 62.051849] Call Trace: [ 62.054295] dump_stack+0x77/0x9b [ 62.057607] ___might_sleep.cold+0xa6/0xb6 [ 62.061700] exit_signals+0x1c/0x2e0 [ 62.065270] do_exit+0xd5/0xb00 [ 62.068409] ? ksys_write+0x68/0xf0 [ 62.071895] rewind_stack_do_exit+0x17/0x20 [ 62.076072] RIP: 0033:0x7f90dfefb8f3 [ 62.079641] Code: 8b 15 a1 25 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 [ 62.098379] RSP: 002b:00007ffe5f120768 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.105936] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f90dfefb8f3 [ 62.113059] RDX: 0000000000000014 RSI: 00007f90dfdee000 RDI: 0000000000000001 [ 62.120182] RBP: 00007f90dfdee000 R08: 00007f90dfded010 R09: 0000000000000000 [ 62.127305] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 62.134428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 62.380934] lkdtm: Performing direct entry WRITE_KERN # Killed # [ 61.137614] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 61.143462] lkdtm: attempting bad ro_after_init write at ffffffff87604330 # [ 61.172441] BUG: unable to handle page fault for address: ffffffff87604330 # [ 61.201462][ 62.385995] lkdtm: attempting bad 6684857 byte write at ffffffff86b405a9 #PF: supervisor write access in kernel mode # [ 61.228859] #PF: error_code(0x0003) - permissions violation # [ 61.234421] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 104628063 PTE 8000000075804161 # [ 61.264423] Oops: 0003 [#14] SMP NOPTI # [ 6[ 62.414894] BUG: unable to handle page fault for address: ffffffff86b405a9 1.290355] CPU: 0 PID: 1964 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 61.320260] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.326176] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 61.353743] Code: 94 58 87 e9 3e [ 62.443910] #PF: supervisor write access in kernel mode [ 62.471309] #PF: error_code(0x0003) - permissions violation 9b fd ff 48 c7 c7 60 94 58 87 e8 32 9b fd ff 48 8b 05 a7 3c ac 00 ba 34 12 cd ab 48 c7 c7 08 94 58 87 48 31 d0 <48> 89 05 91 3c ac 00 e9 10 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 61.394664] RSP: 0018:ffff8c4b41a87e60 EFLAGS: 00010202 # [ 61.42206[ 62.476872] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 74c001e1 8][ RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 61.429190] RDX: 00000000abcd1234 RSI: ffff88dcaac1bf70 RDI: ffffffff87589408 # [ 61.458495] RBP: ffffffff875885fe R08: 0000000000000000 R09: 0000000000000000 # [ 61.465618] R 62.505053] Oops: 0003 [#15] SMP NOPTI 10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 61.494924] R13: ffff8c4b41a87f10 R14: ffff8c4b41a87f10 R15: ffff88dc81f90000 # [ 61.502046] FS: 00007f90e0021580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 61.53[ 62.530985] CPU: 0 PID: 1999 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 62.560899] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 2305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.538041] CR2: ffffffff87604330 CR3: 000000010289a000 CR4: 00000000001506f0 # [ 61.567346] Call Trace: # [ 61.569792] direct_entry.cold+0x2c/0x38 # [ 61.595892] full_proxy_write+0x5[ 62.566813] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e 6/[0x80 # [ 61.621909] vfs_write+0xea/0x3a0 # [ 61.647400] ksys_write+0x68/0xf0 # [ 61.672898] do_syscall_64+0x33/0x40 # [ 61.698652] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 61.725880] RIP: 0033:0x7f90dfefb8f3 # [ 61.751637] Code: 62.593600] Code: 53 48 c7 c3 a9 05 b4 86 49 89 dc 48 89 da 49 81 ec f0 04 4e 86 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 f0 04 4e 86 a4 48 c7 c7 08 94 58 87 e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff 8[b 15 a1 25 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 # [ 61.792559] RSP: 002b:00007ffe5f120768 EFLAGS: 00000246 62.634522] RSP: 0018:ffff8c4b41b0fe50 EFLAGS: 00010246 [ 62.661927] RAX: 000000000000003c RBX: ffffffff86b405a9 RCX: 00000000006600b9 ORIG_RAX: 0000000000000001 # [ 61.822304] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f90dfefb8f3 # [ 61.829425] RDX: 0000000000000014 RSI: 00007f90dfdee000 RDI: 0000000000000001 # [ 61.858731] RBP: 00007f90dfdee000 R08: 00007f90dfded01[ 62.669048] RDX: 0000000000000000 RSI: ffffffff864e04f0 RDI: ffffffff86b405a9 [ 62.698354] RBP: ffffffff87588612 R08: 0000000000000000 R09: 0000000000000000 0 R09: 0000000000000000 # [ 61.865853] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 61.874099] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.881226] Modules linked in: fuse ip_tables cros_ec_ligh[ 62.705475] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000006600b9 [ 62.734781] R13: ffff8c4b41b0ff10 R14: ffff8c4b41b0ff10 R15: ffff88dc837f5000 tbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 61.893646] CR2: ffffffff87604330 # [ 61.896956] ---[ end trace 5fe317b06857f770 ]--- # [ 61.901569] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 61.905486] Code: 89 ff e8 [ 62.741903] FS: 00007f4da866e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 62.772162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 61.924220] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 61[ 62.777897] CR2: ffffffff86b405a9 CR3: 00000001032d0000 CR4: 00000000001506f0 [ 62.807201] Call Trace: .929439] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 # [ 61.936562] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 61.943685] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 61.950[ 62.809649] direct_entry.cold+0x2c/0x38 808] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 61.957931] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 61.965052] FS: 00007f90e0021580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ [ 62.835746] full_proxy_write+0x56/0x80 61.973129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.978864] CR2: ffffffff87604330 CR3: 000000010289a000 CR4: 00000000001506f0 # [ 61.985989] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ [ 62.861764] vfs_write+0xea/0x3a0 61.994846] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1964, name: cat # [ 62.002403] INFO: lockdep is turned off. # [ 62.006318] irq event stamp: 0 # [ 62.009368] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.01562[ 62.887256] ksys_write+0x68/0xf0 8] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 62.023793] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 62.031955] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ [ 62.912755] do_syscall_64+0x33/0x40 62.038210] CPU: 0 PID: 1964 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 62.045940] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.051849] Call Trace: # [ 62.054295] dump_stack+0x77/0x9b # [ 62.057607] ___might_sl[ 62.938510] entry_SYSCALL_64_after_hwframe+0x61/0xc6 eep.cold+0xa6/0xb6 # [ 62.061700] exit_signals+0x1c/0x2e0 # [ 62.065270] do_exit+0xd5/0xb00 # [ 62.068409] ? ksys_write+0x68/0xf0 # [ 62.071895] rewind_stack_do_exit+0x17/0x20 # [ 62.076072] RIP: 0033:0x7f90dfefb8f3 # [ 62.079641] Cod[ 62.965740] RIP: 0033:0x7f4da857b8f3 e:[ 8b 15 a1 25 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 # [ 62.098379] RSP: 002b:00007ffe5f120768 EFLAGS: 000002 62.991495] Code: 8b 15 a1 25 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 46[ ORIG_RAX: 0000000000000001 # [ 62.105936] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f90dfefb8f3 # [ 62.113059] RDX: 0000000000000014 RSI: 00007f90dfdee000 RDI: 0000000000000001 # [ 62.120182] RBP: 00007f90dfdee000 R08: 00007f90dfded 63.032418] RSP: 002b:00007ffc75f9b988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.062161] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4da857b8f3 010 R09: 0000000000000000 # [ 62.127305] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 62.134428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok ok 40 selftests[ 63.069284] RDX: 000000000000000b RSI: 00007f4da846e000 RDI: 0000000000000001 [ 63.098589] RBP: 00007f4da846e000 R08: 00007f4da846d010 R09: 0000000000000000 : lkdtm: WRITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh [ 63.105710] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.118722] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.125848] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 63.138267] CR2: ffffffff86b405a9 [ 63.141579] ---[ end trace 5fe317b06857f771 ]--- [ 63.146192] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 63.150109] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 [ 63.168845] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 [ 63.174064] RAX: ffffffff864e0120 RBX: 0000000000000001 RCX: 0000000000000000 [ 63.181185] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 [ 63.188306] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 [ 63.195427] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 63.202549] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 [ 63.209671] FS: 00007f4da866e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 63.217748] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.223483] CR2: ffffffff86b405a9 CR3: 00000001032d0000 CR4: 00000000001506f0 [ 63.230606] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 63.239463] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1999, name: cat [ 63.247017] INFO: lockdep is turned off. [ 63.250933] irq event stamp: 0 [ 63.253983] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.260243] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 63.268406] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 63.276569] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.282824] CPU: 0 PID: 1999 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 63.290554] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 63.296463] Call Trace: [ 63.298909] dump_stack+0x77/0x9b [ 63.302220] ___might_sleep.cold+0xa6/0xb6 [ 63.306313] exit_signals+0x1c/0x2e0 [ 63.309883] do_exit+0xd5/0xb00 [ 63.313022] ? ksys_write+0x68/0xf0 [ 63.316507] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 [ 63.321378] rewind_stack_do_exit+0x17/0x20 [ 63.325556] RIP: 0033:0x7f4da857b8f3 [ 63.329125] Code: 8b 15 a1 25 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 [ 63.347863] RSP: 002b:00007ffc75f9b988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.355420] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4da857b8f3 [ 63.362542] RDX: 000000000000000b RSI: 00007f4da846e000 RDI: 0000000000000001 [ 63.369663] RBP: 00007f4da846e000 R08: 00007f4da846d010 R09: 0000000000000000 [ 63.376784] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.383904] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.514150] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # Killed # [ 62.380934] lkdtm: Performing direct entry WRITE_KERN # [ 62.385995] lkdtm: attempting bad 6684857 byte write at ffffffff86b405a9 # [ 62.414894] BUG: unable to handle page fault for address: ffffffff86b405a9 # [ 62.443910] #PF: supe[ 63.520231] lkdtm: attempting good refcount_inc() without overflow rvisor write access in kernel mode # [ 62.471309] #PF: error_code(0x0003) - permissions violation # [ 62.476872] PGD 75a29067 P4D 75a29067 PUD 75a2a063 PMD 74c001e1 # [ 62.505053] Oops: 0003 [#15] SMP NOPTI # [ 62.530985] CPU: 0 PID: 1999 Comm[ 63.548627] lkdtm: attempting bad refcount_inc() overflow : cat Tainted: G D W 5.10.155-cip21 #1 # [ 62.560899] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.566813] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 62.593600] Code: 53 48 c7 c3 a9 05 b4 86 49 89 dc 48 89 da 49 81 ec f0 0[ 63.576193] ------------[ cut here ]------------ 4 4e 86 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 f0 04 4e 86 a4 48 c7 c7 08 94 58 87 e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff # [ 62.634522] RSP: 0018:ffff8c4b41b0fe50 EFLAGS: 00010246 # [ 62.661927] RAX: 000000000000003c RBX: ffffffff86[ 63.602993] refcount_t: saturated; leaking memory. b405a9 RCX: 00000000006600b9 # [ 62.669048] RDX: 0000000000000000 RSI: ffffffff864e04f0 RDI: ffffffff86b405a9 # [ 62.698354] RBP: ffffffff87588612 R08: 0000000000000000 R09: 0000000000000000 # [ 62.705475] R10: 00000000ffffe000 R11: 3fffffffffffff[ 63.630002] WARNING: CPU: 1 PID: 2034 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 ff R12: 00000000006600b9 # [ 62.734781] R13: ffff8c4b41b0ff10 R14: ffff8c4b41b0ff10 R15: ffff88dc837f5000 # [ 62.741903] FS: 00007f4da866e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 62.772162] CS: 0010 DS: 0000 ES: 0000 CR0: 0[ 63.660582] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 000000080050033 # [ 62.777897] CR2: ffffffff86b405a9 CR3: 00000001032d0000 CR4: 00000000001506f0 # [ 62.807201] Call Trace: # [ 62.809649] direct_entry.cold+0x2c/0x38 # [ 62.835746] full_proxy_write+0x56/0x80 # [ 62.861764] vfs_write+0xea[ 63.695196] CPU: 1 PID: 2034 Comm: cat Tainted: G D W 5.10.155-cip21 #1 /0x3a0 # [ 62.887256] ksys_write+0x68/0xf0 # [ 62.912755] do_syscall_64+0x33/0x40 # [ 62.938510] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 62.965740] RIP: 0033:0x7f4da857b8f3 # [ 62.991495] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 [ 63.725118] 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 # [ 63.032418] RSP: 002b:00007ffc75f9b988 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.06[ 63.753218] RIP: 0010:refcount_warn_saturate+0x51/0x110 2161] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4da857b8f3 # [ 63.069284] RDX: 000000000000000b RSI: 00007f4da846e000 RDI: 0000000000000001 # [ 63.098589] RBP: 00007f4da846e000 R08: 00007f4da846d010 R09: 0000000000000000 # [ 63.105710[ 63.780621] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.118722] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 63.125848] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_[ 63.821550] RSP: 0018:ffff8c4b41b8fe48 EFLAGS: 00010286 ec_chardev cros_ec_dev cros_usbpd_notify # [ 63.138267] CR2: ffffffff86b405a9 # [ 63.141579] ---[ end trace 5fe317b06857f771 ]--- # [ 63.146192] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 63.150109] Code: 89 ff e8 8e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 4[ 63.848952] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 8 c7 c0 ea ff ff ff e9 e9 47 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 f0 c4 92 02 # [ 63.168845] RSP: 0018:ffff8c4b408c7e60 EFLAGS: 00010282 # [ 63.174064] RAX: ffffffff864e0120 RBX: 0000[ 63.878265] RDX: ffff88dcaad2c660 RSI: ffff88dcaad1bf70 RDI: ffff88dcaad1bf70 000000000001 RCX: 0000000000000000 # [ 63.181185] RDX: 0000000000000000 RSI: ffff88dcaac1bf70 RDI: ffffffff871a06d0 # [ 63.188306] RBP: ffffffff875e3998 R08: 0000000000000001 R09: 0000000000000001 # [ 63.195427] R10: 00000000ffffe000 R11: 3fffffff[ 63.907586] RBP: ffffffff8758861d R08: 0000000000000000 R09: 0000000000000000 ffffffff R12: 0000000000000004 # [ 63.202549] R13: ffff8c4b408c7f10 R14: ffff8c4b408c7f10 R15: ffff88dc840f9000 # [ 63.209671] FS: 00007f4da866e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 63.217748] CS: 0010 DS: 0000 ES: 0000 [ 63.936925] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 CR0: 0000000080050033 # [ 63.223483] CR2: ffffffff86b405a9 CR3: 00000001032d0000 CR4: 00000000001506f0 # [ 63.230606] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 63.239463] in_atomic(): 0, irqs_disable[ 63.966210] R13: ffff8c4b41b8ff10 R14: ffff8c4b41b8ff10 R15: ffff88dc85880000 d(): 1, non_block: 0, pid: 1999, name: cat [ 63.995549] FS: 00007fb1709a1580(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 # [ 63.247017] INFO: lockdep is turned off. # [ 63.250933] irq event stamp: 0 # [ 63.253983] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.260243] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 64.007481] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.268406] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 63.276569] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.282824] CPU: 0 PID: 1999 Comm: cat Tainted: G D W 5.10.155-cip21 #[ 64.035390] CR2: 00007fb17076e000 CR3: 0000000105798000 CR4: 00000000001506e0 1 # [ 63.290554] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 64.064668] Call Trace: # [ 63.296463] Call Trace:[ 64.073440] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 [ 64.080646] direct_entry.cold+0x2c/0x38 # [ 63.298909] dump_stack+0x77/0x9b[ 64.084747] full_proxy_write+0x56/0x80 [ 64.091868] vfs_write+0xea/0x3a0 # [ 63.302220] ___might_sleep.cold+0xa6/0xb6 # [ 63.306313] exit_signals+0x1c/0x2e0 [ 64.095439] ksys_write+0x68/0xf0 # [ 63.309883] do_exit+0xd5/0xb00 # [ 63.313022] ? ksys_write+0x68/0xf0 # [ 63.316507] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 63.321378] rewind_stack_do_exit+0x17/0x20 # [ 63.325556] RIP: 0033:0x7f4da857b8f3 # [ 63.329125] Code: 8b[ 64.106755] do_syscall_64+0x33/0x40 15 a1 25 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 # [ 63.347863] RSP: 002b:00007ffc75f9b988 EFLAGS: 00000246 OR[ 64.132518] entry_SYSCALL_64_after_hwframe+0x61/0xc6 IG_RAX: 0000000000000001 # [ 63.355420] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f4da857b8f3 # [ 63.362542] RDX: 000000000000000b RSI: 00007f4da846e000 RDI: 0000000000000001 # [ 63.369663] RBP: 00007f4da846e000 R08: 00007f4da846d010 R[ 64.159759] RIP: 0033:0x7fb17087b8f3 09: 0000000000000000 # [ 63.376784] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.383904] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000[ 64.185502] Code: 8b 15 a1 25 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 [ 64.220471] RSP: 002b:00007ffcd0f75e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # WRITE_KERN: saw 'call trace:': ok[ 64.228244] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fb17087b8f3 [ 64.238403] RDX: 0000000000000016 RSI: 00007fb17076e000 RDI: 0000000000000001 ok 41 selftests: lkdtm: WRITE_KERN.sh[ 64.245717] RBP: 00007fb17076e000 R08: 00007fb17076d010 R09: 0000000000000000 [ 64.256043] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh[ 64.263351] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 64.274292] irq event stamp: 0 [ 64.277505] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 64.283770] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 64.291941] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 64.300110] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 64.306372] ---[ end trace 5fe317b06857f772 ]--- [ 64.310987] lkdtm: Overflow detected: saturated # [ 63.514150] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 63.520231] lkdtm: attempting good refcount_inc() without overflow # [ 63.548627] lkdtm: attempting bad refcount_inc() overflow # [ 63.576193] ------------[ cut here ]------------ # [ 63.602993] refcount_t: saturated; leaking memory. # [ 63.630002] WARNING: CPU: 1 PID: 2034 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 63.660582] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 63.695196] CPU: 1 PID: 2034 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 63.725118] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 63.753218] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 63.780621] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 # [ 63.821550] RSP: 0018:ffff8c4b41b8fe48 EFLAGS: 00010286 # [ 63.848952] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 63.878265] RDX: ffff88dcaad2c660 RSI: ffff88dcaad1bf70 RDI: ffff88dcaad1bf70 # [ 63.907586] RBP: ffffffff8758861d R08: 0000000000000000 R09: 0000000000000000 # [ 63.936925] R10:[ 64.441703] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 63.966210] R13: ffff8c4b41b8ff10 R14: ffff8c4b41b8ff10 R15: ffff88dc85880000 # [ 63.995549] FS: 00007fb1709a1580(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 # [ 64.00748[ 64.459442] lkdtm: attempting good refcount_add() without overflow 1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.035390] CR2: 00007fb17076e000 CR3: 0000000105798000 CR4: 00000000001506e0 # [ 64.064668] Call Trace: # [ 64.073440] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 64.080646] direct_entry.[ 64.487813] lkdtm: attempting bad refcount_add() overflow cold+0x2c/0x38 # [ 64.084747] full_proxy_write+0x56/0x80 # [ 64.091868] vfs_write+0xea/0x3a0 # [ 64.095439] ksys_write+0x68/0xf0 # [ 64.106755] do_syscall_64+0x33/0x40 # [ 64.132518] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.15[ 64.515408] ------------[ cut here ]------------ 9759] RIP: 0033:0x7fb17087b8f3 # [ 64.185502] Code: 8b 15 a1 25 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 # [ [ 64.542187] refcount_t: saturated; leaking memory. 64.220471] RSP: 002b:00007ffcd0f75e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.228244] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fb17087b8f3 # [ 64.238403] RDX: 0000000000000016 RSI: 00007fb17076e000 RDI: 0000000000000001 # [ [ 64.569296] WARNING: CPU: 0 PID: 2066 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 64.245717] RBP: 00007fb17076e000 R08: 00007fb17076d010 R09: 0000000000000000 # [ 64.256043] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 64.263351] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.[ 64.599830] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 274292] irq event stamp: 0 # [ 64.277505] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.283770] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 64.291941] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 64.300110] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.306372] ---[ end trace 5fe317b06857f772 ]--- # [ 64.310987] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call [ 64.664296] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 trace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 64.692395] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 64.707041] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 [ 64.725833] RSP: 0018:ffff8c4b41c17e48 EFLAGS: 00010286 [ 64.731100] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 [ 64.738275] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 64.745444] RBP: ffffffff87588633 R08: 0000000000000000 R09: 0000000000000000 [ 64.752613] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 64.759793] R13: ffff8c4b41c17f10 R14: ffff8c4b41c17f10 R15: ffff88dc85846000 [ 64.766979] FS: 00007fa890df6580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 64.775136] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.780938] CR2: 00007fa890bf6000 CR3: 00000001032f0000 CR4: 00000000001506f0 [ 64.788138] Call Trace: [ 64.790664] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 [ 64.795511] direct_entry.cold+0x2c/0x38 [ 64.799505] full_proxy_write+0x56/0x80 [ 64.803343] vfs_write+0xea/0x3a0 [ 64.806657] ksys_write+0x68/0xf0 [ 64.809972] do_syscall_64+0x33/0x40 [ 64.813603] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 64.818661] RIP: 0033:0x7fa890d038f3 [ 64.822235] Code: 8b 15 a1 25 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 [ 64.840974] RSP: 002b:00007ffed669d6f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.848557] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa890d038f3 [ 64.855690] RDX: 0000000000000016 RSI: 00007fa890bf6000 RDI: 0000000000000001 [ 64.862820] RBP: 00007fa890bf6000 R08: 00007fa890bf5010 R09: 0000000000000000 [ 64.869949] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 64.877094] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 64.884229] irq event stamp: 0 [ 64.887287] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 64.893552] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 64.901722] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 64.909914] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 64.916182] ---[ end trace 5fe317b06857f773 ]--- [ 64.920807] lkdtm: Overflow detected: saturated # [ 64.441703] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 64.459442] lkdtm: attempting good refcount_add() without overflow # [ 64.487813] lkdtm: attempting bad refcount_add() overflow # [ 64.515408] ------------[ cut here ]------------ # [ 64.542187] refcount_t: saturated; leaking memory. # [ 64.569296] WARNING: CPU: 0 PID: 2066 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 64.599830] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 64.634400] CPU: 0 PID: 2066 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 64.664296] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 64.692395] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 64.707041] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 # [ 64.725833] RSP: 0018:ffff8c4b41c17e48 EFLAGS: 00010286 # [ 64.731100] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 64.738275] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 64.745444] RBP: ffffffff87588633 R08: 0000000000000000 R09: 0000000000000000 # [ 64.752613] R10: [ 65.060344] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 64.759793] R13: ffff8c4b41c17f10 R14: ffff8c4b41c17f10 R15: ffff88dc85846000 # [ 64.766979] FS: 00007fa890df6580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 64.775136[ 65.071042] lkdtm: attempting bad refcount_inc_not_zero() overflow ] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.780938] CR2: 00007fa890bf6000 CR3: 00000001032f0000 CR4: 00000000001506f0 # [ 64.788138] Call Trace: # [ 64.790664] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 64.795511] direct_entry.c[ 65.099382] ------------[ cut here ]------------ old+0x2c/0x38 # [ 64.799505] full_proxy_write+0x56/0x80 # [ 64.803343] vfs_write+0xea/0x3a0 # [ 64.806657] ksys_write+0x68/0xf0 # [ 64.809972] do_syscall_64+0x33/0x40 # [ 64.813603] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.818[ 65.126216] refcount_t: saturated; leaking memory. 661] RIP: 0033:0x7fa890d038f3 # [ 64.822235] Code: 8b 15 a1 25 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 # [ 6[ 65.153207] WARNING: CPU: 0 PID: 2098 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 4.840974] RSP: 002b:00007ffed669d6f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.848557] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fa890d038f3 # [ 64.855690] RDX: 0000000000000016 RSI: 00007fa890bf6000 RDI: 0000000000000001 # [ [ 65.183877] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 64.862820] RBP: 00007fa890bf6000 R08: 00007fa890bf5010 R09: 0000000000000000 # [ 64.869949] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 64.877094] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.8[ 65.218381] CPU: 0 PID: 2098 Comm: cat Tainted: G D W 5.10.155-cip21 #1 84229] irq event stamp: 0 # [ 64.887287] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.893552] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 64.901722] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 64.909914] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.916182] ---[ end trace 5fe317b06857f773 ]--- # [ 64.920807] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw 'call t[ 65.276419] RIP: 0010:refcount_warn_saturate+0x97/0x110 race:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 65.303816] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 [ 65.332681] RSP: 0018:ffff8c4b41c7fe38 EFLAGS: 00010282 [ 65.337948] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 65.345088] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 65.352241] RBP: ffffffff87588270 R08: 0000000000000000 R09: 0000000000000000 [ 65.359384] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 65.366553] R13: ffff8c4b41c7ff10 R14: ffff8c4b41c7ff10 R15: ffff88dc84964000 [ 65.373701] FS: 00007f1d3ceb53c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 65.381808] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.387569] CR2: 00007f1d3cc86000 CR3: 0000000105846000 CR4: 00000000001506f0 [ 65.394724] Call Trace: [ 65.397199] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 65.402710] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 65.408297] direct_entry.cold+0x2c/0x38 [ 65.412273] full_proxy_write+0x56/0x80 [ 65.416133] vfs_write+0xea/0x3a0 [ 65.419483] ksys_write+0x68/0xf0 [ 65.422825] do_syscall_64+0x33/0x40 [ 65.426445] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 65.431523] RIP: 0033:0x7f1d3cd938f3 [ 65.435150] Code: 8b 15 a1 25 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 [ 65.453921] RSP: 002b:00007fff4b314538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.461555] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1d3cd938f3 [ 65.468707] RDX: 000000000000001f RSI: 00007f1d3cc86000 RDI: 0000000000000001 [ 65.475906] RBP: 00007f1d3cc86000 R08: 00007f1d3cc85010 R09: 0000000000000000 [ 65.483072] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 65.490255] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.497457] irq event stamp: 0 [ 65.500590] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 65.506905] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 65.515158] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 65.523371] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.529683] ---[ end trace 5fe317b06857f774 ]--- [ 65.534365] lkdtm: Overflow detected: saturated # [ 65.060344] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 65.071042] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 65.099382] ------------[ cut here ]------------ # [ 65.126216] refcount_t: saturated; leaking memory. # [ 65.153207] WARNING: CPU: 0 PID: 2098 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 65.183877] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 65.218381] CPU: 0 PID: 2098 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 65.248348] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 65.276419] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 65.303816] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 # [ 65.332681] RSP: 0018:ffff8c4b41c7fe38 EFLAGS: 00010282 # [ 65.337948] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 65[ 65.654274] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW .345088] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 65.352241] RBP: ffffffff87588270 R08: 0000000000000000 R09: 0000000000000000 # [ 65.359384] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 65.366[ 65.663240] lkdtm: attempting bad refcount_add_not_zero() overflow 553] R13: ffff8c4b41c7ff10 R14: ffff8c4b41c7ff10 R15: ffff88dc84964000 # [ 65.373701] FS: 00007f1d3ceb53c0(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 65.381808] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.387569] CR2:[ 65.691606] ------------[ cut here ]------------ 00007f1d3cc86000 CR3: 0000000105846000 CR4: 00000000001506f0 # [ 65.394724] Call Trace: # [ 65.397199] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 65.402710] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 65.408297] direct_entry.c[ 65.718417] refcount_t: saturated; leaking memory. old+0x2c/0x38 # [ 65.412273] full_proxy_write+0x56/0x80 # [ 65.416133] vfs_write+0xea/0x3a0 # [ 65.419483] ksys_write+0x68/0xf0 # [ 65.422825] do_syscall_64+0x33/0x40 # [ 65.426445] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 65.431[ 65.745425] WARNING: CPU: 0 PID: 2130 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 523] RIP: 0033:0x7f1d3cd938f3 # [ 65.435150] Code: 8b 15 a1 25 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 # [ 6[ 65.775983] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 5.453921] RSP: 002b:00007fff4b314538 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.461555] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1d3cd938f3 # [ 65.468707] RDX: 000000000000001f RSI: 00007f1d3cc86000 RDI: 0000000000000001 # [ [ 65.810573] CPU: 0 PID: 2130 Comm: cat Tainted: G D W 5.10.155-cip21 #1 65.475906] RBP: 00007f1d3cc86000 R08: 00007f1d3cc85010 R09: 0000000000000000 # [ 65.483072] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 65.490255] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.4[ 65.840522] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 97457] irq event stamp: 0 # [ 65.500590] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.506905] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 65.515158] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 65.523371] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.529683] ---[ end trace 5fe317b06857f774 ]--- # [ 65.534365] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: sa[ 65.896027] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 w 'call trace:': ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 65.936973] RSP: 0018:ffff8c4b41cf7e38 EFLAGS: 00010282 [ 65.953872] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 65.961030] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 65.968179] RBP: ffffffff87588290 R08: 0000000000000000 R09: 0000000000000000 [ 65.975337] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 65.982479] R13: ffff8c4b41cf7f10 R14: ffff8c4b41cf7f10 R15: ffff88dc832bb000 [ 65.989646] FS: 00007f3c27c56580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 65.997746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.003526] CR2: 00007f3c27a26000 CR3: 0000000102656000 CR4: 00000000001506f0 [ 66.010669] Call Trace: [ 66.013172] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 66.018676] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 66.024296] direct_entry.cold+0x2c/0x38 [ 66.028235] full_proxy_write+0x56/0x80 [ 66.032138] vfs_write+0xea/0x3a0 [ 66.035497] ksys_write+0x68/0xf0 [ 66.038894] do_syscall_64+0x33/0x40 [ 66.042521] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.047633] RIP: 0033:0x7f3c27b338f3 [ 66.051282] Code: 8b 15 a1 25 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 [ 66.070086] RSP: 002b:00007ffe8808b1e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.077722] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3c27b338f3 [ 66.084933] RDX: 000000000000001f RSI: 00007f3c27a26000 RDI: 0000000000000001 [ 66.092128] RBP: 00007f3c27a26000 R08: 00007f3c27a25010 R09: 0000000000000000 [ 66.099310] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.106504] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.113768] irq event stamp: 0 [ 66.116878] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.123197] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 66.131441] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 66.139678] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.145974] ---[ end trace 5fe317b06857f775 ]--- [ 66.150632] lkdtm: Overflow detected: saturated # [ 65.654274] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 65.663240] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 65.691606] ------------[ cut here ]------------ # [ 65.718417] refcount_t: saturated; leaking memory. # [ 65.745425] WARNING: CPU: 0 PID: 2130 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 65.775983] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 65.810573] CPU: 0 PID: 2130 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 65.840522] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 65.868719] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 65.896027] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 # [ 65.936973] RSP: 0018:ffff8c4b41cf7e38 EFLAGS: 00010282 # [ 65.953872] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 65.961030] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 65.968179] RBP: ffffffff87588290 R08: 0000000000000000 R09: 0000000000000000 # [ 65.975337] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 65.982479] R13: ffff8c4b41cf7f10 R14: ffff8c4b41cf7f10 R15: ffff88dc832bb000 # [ 65.989646] FS: 00007f3c27c56580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 65.997746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033[ 66.308452] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 66.003526] CR2: 00007f3c27a26000 CR3: 0000000102656000 CR4: 00000000001506f0 # [ 66.010669] Call Trace: # [ 66.013172] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 66.018676] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 66.[ 66.324925] lkdtm: attempting good refcount_dec() 024296] direct_entry.cold+0x2c/0x38 # [ 66.028235] full_proxy_write+0x56/0x80 # [ 66.032138] vfs_write+0xea/0x3a0 # [ 66.035497] ksys_write+0x68/0xf0 # [ 66.038894] do_syscall_64+0x33/0x40 # [ 66.042521] entry_SYSCALL_64_after_hwframe+[ 66.351835] lkdtm: attempting bad refcount_dec() to zero 0x61/0xc6 # [ 66.047633] RIP: 0033:0x7f3c27b338f3 # [ 66.051282] Code: 8b 15 a1 25 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 [ 66.379310] ------------[ cut here ]------------ 48 89 54 24 18 # [ 66.070086] RSP: 002b:00007ffe8808b1e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.077722] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f3c27b338f3 # [ 66.084933] RDX: 000000000000001f RSI: 00007f3c27a26000 RDI: 0[ 66.406102] refcount_t: decrement hit 0; leaking memory. 000000000000001 # [ 66.092128] RBP: 00007f3c27a26000 R08: 00007f3c27a25010 R09: 0000000000000000 # [ 66.099310] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 66.106504] R13: 0000000000000001 R14: 0000000000020000 R15: 00000[ 66.433668] WARNING: CPU: 0 PID: 2162 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 00000020000 # [ 66.113768] irq event stamp: 0 # [ 66.116878] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.123197] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 66.131441] softirqs last enab[ 66.464306] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify led at (0): [] copy_process+0x640/0x1c80 # [ 66.139678] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.145974] ---[ end trace 5fe317b06857f775 ]--- # [ 66.150632] lkdtm: Overflow detected: saturated # REFCOUNT_AD[ 66.498829] CPU: 0 PID: 2162 Comm: cat Tainted: G D W 5.10.155-cip21 #1 D_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 66.528785] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 66.547233] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 66.552502] Code: 90 3f 52 87 c6 05 e1 2b 94 01 01 e8 ea 98 95 00 0f 0b e9 d8 99 c4 00 48 c7 c7 60 3f 52 87 c6 05 c8 2b 94 01 01 e8 d0 98 95 00 <0f> 0b e9 be 99 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 66.571290] RSP: 0018:ffff8c4b41d5fe48 EFLAGS: 00010286 [ 66.576562] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 [ 66.583739] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 66.590908] RBP: ffffffff87588649 R08: 0000000000000000 R09: 0000000000000000 [ 66.598087] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 66.605265] R13: ffff8c4b41d5ff10 R14: ffff8c4b41d5ff10 R15: ffff88dc840ca000 [ 66.612474] FS: 00007f80e7827580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 66.620632] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.626436] CR2: 00007f80e75f6000 CR3: 000000010586a000 CR4: 00000000001506f0 [ 66.633646] Call Trace: [ 66.636235] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd [ 66.640755] direct_entry.cold+0x2c/0x38 [ 66.644777] full_proxy_write+0x56/0x80 [ 66.648693] vfs_write+0xea/0x3a0 [ 66.652114] ksys_write+0x68/0xf0 [ 66.655480] do_syscall_64+0x33/0x40 [ 66.659124] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.664228] RIP: 0033:0x7f80e77038f3 [ 66.667832] Code: 8b 15 a1 25 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 [ 66.686588] RSP: 002b:00007ffc017d8278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.694151] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f80e77038f3 [ 66.701278] RDX: 0000000000000012 RSI: 00007f80e75f6000 RDI: 0000000000000001 [ 66.708402] RBP: 00007f80e75f6000 R08: 00007f80e75f5010 R09: 0000000000000000 [ 66.715528] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.722674] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.729814] irq event stamp: 0 [ 66.732871] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.739137] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 66.747305] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 66.755499] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.761761] ---[ end trace 5fe317b06857f776 ]--- [ 66.766376] lkdtm: Zero detected: saturated # [ 66.308452] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 66.324925] lkdtm: attempting good refcount_dec() # [ 66.351835] lkdtm: attempting bad refcount_dec() to zero # [ 66.379310] ------------[ cut here ]------------ # [ 66.406102] refcount_t: decrement hit 0; leaking memory. # [ 66.433668] WARNING: CPU: 0 PID: 2162 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 66.464306] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 66.498829] CPU: 0 PID: 2162 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 66.528785] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 66.547233] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 66.552502] Code: 90 3f 52 87 c6 05 e1 2b 94 01 01 e8 ea 98 95 00 0f 0b e9 d8 99 c4 00 48 c7 c7 60 3f 52 87 c6 05 c8 2b 94 01 01 e8 d0 98 95 00 <0f> 0b e9 be 99 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 66.571290] RSP: 0018:ffff8c4b41d5fe48 EFLAGS: 00010286 # [ 66.576562] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 # [ 66.583739] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 66.590908] RBP: ffffffff87588649 R08: 0000000000000000 R09: 0000000000000000 # [ 66.598087] R10: 00000000ffffe000 R11: [ 66.904846] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE 3fffffffffffffff R12: 0000000000000012 # [ 66.605265] R13: ffff8c4b41d5ff10 R14: ffff8c4b41d5ff10 R15: ffff88dc840ca000 # [ 66.612474] FS: 00007f80e7827580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 66.620632] CS: 0010 DS: 0000 E[ 66.916532] lkdtm: attempting bad refcount_dec() below zero S: 0000 CR0: 0000000080050033 # [ 66.626436] CR2: 00007f80e75f6000 CR3: 000000010586a000 CR4: 00000000001506f0 # [ 66.633646] Call Trace: # [ 66.636235] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd # [ 66.640755] direct_entry.cold+0x2c/0x38 # [ 66.64[ 66.944285] ------------[ cut here ]------------ 4777] full_proxy_write+0x56/0x80 # [ 66.648693] vfs_write+0xea/0x3a0 # [ 66.652114] ksys_write+0x68/0xf0 # [ 66.655480] do_syscall_64+0x33/0x40 # [ 66.659124] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 66.664228] RIP: 0033:0x7f80e7703[ 66.971097] refcount_t: decrement hit 0; leaking memory. 8f3 # [ 66.667832] Code: 8b 15 a1 25 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 # [ 66.686588] RSP: 002b:00007f[ 66.998618] WARNING: CPU: 0 PID: 2197 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 fc017d8278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.694151] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f80e77038f3 # [ 66.701278] RDX: 0000000000000012 RSI: 00007f80e75f6000 RDI: 0000000000000001 # [ 66.708402] RBP: 00007f80e7[ 67.029214] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 5f6000 R08: 00007f80e75f5010 R09: 0000000000000000 # [ 66.715528] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 66.722674] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 66.729814] irq event stamp: 0 [ 67.063881] CPU: 0 PID: 2197 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 66.732871] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.739137] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 66.747305] softirqs last enabled at (0): [] copy_process+0x6[ 67.093725] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 40/0x1c80 # [ 66.755499] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.761761] ---[ end trace 5fe317b06857f776 ]--- # [ 66.766376] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests: lkdtm[ 67.121860] RIP: 0010:refcount_warn_saturate+0xfb/0x110 : REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 67.149247] Code: 90 3f 52 87 c6 05 e1 2b 94 01 01 e8 ea 98 95 00 0f 0b e9 d8 99 c4 00 48 c7 c7 60 3f 52 87 c6 05 c8 2b 94 01 01 e8 d0 98 95 00 <0f> 0b e9 be 99 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 67.174015] RSP: 0018:ffff8c4b41dd7e48 EFLAGS: 00010286 [ 67.179315] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 [ 67.186491] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 67.193658] RBP: ffffffff8758865b R08: 0000000000000000 R09: 0000000000000000 [ 67.200840] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 67.208012] R13: ffff8c4b41dd7f10 R14: ffff8c4b41dd7f10 R15: ffff88dc830a8000 [ 67.215192] FS: 00007f6dc54c1580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 67.223350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.229164] CR2: 00007f6dc528e000 CR3: 00000001032e8000 CR4: 00000000001506f0 [ 67.236367] Call Trace: [ 67.238896] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 [ 67.243780] direct_entry.cold+0x2c/0x38 [ 67.247801] full_proxy_write+0x56/0x80 [ 67.251728] vfs_write+0xea/0x3a0 [ 67.255118] ksys_write+0x68/0xf0 [ 67.258511] do_syscall_64+0x33/0x40 [ 67.262170] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 67.267294] RIP: 0033:0x7f6dc539b8f3 [ 67.270965] Code: 8b 15 a1 25 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 [ 67.289801] RSP: 002b:00007ffc21d74608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.297453] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f6dc539b8f3 [ 67.304620] RDX: 0000000000000016 RSI: 00007f6dc528e000 RDI: 0000000000000001 [ 67.311766] RBP: 00007f6dc528e000 R08: 00007f6dc528d010 R09: 0000000000000000 [ 67.318902] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 67.326048] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.333187] irq event stamp: 0 [ 67.336244] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.342509] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 67.350680] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 67.358865] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.365128] ---[ end trace 5fe317b06857f777 ]--- [ 67.369747] lkdtm: Negative detected: saturated # [ 66.904846] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 66.916532] lkdtm: attempting bad refcount_dec() below zero # [ 66.944285] ------------[ cut here ]------------ # [ 66.971097] refcount_t: decrement hit 0; leaking memory. # [ 66.998618] WARNING: CPU: 0 PID: 2197 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 67.029214] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.063881] CPU: 0 PID: 2197 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 67.093725] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 67.121860] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 67.149247] Code: 90 3f 52 87 c6 05 e1 2b 94 01 01 e8 ea 98 95 00 0f 0b e9 d8 99 c4 00 48 c7 c7 60 3f 52 87 c6 05 c8 2b 94 01 01 e8 d0 98 95 00 <0f> 0b e9 be 99 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 67.174015] RSP: 0018:ffff8c4b41dd7e48 EFLAGS: 00010286 # [ 67.179315] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 67.186491] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 67.193658] RBP: ffffffff8758865b R08: 0000000000000000 R09: 0000000000000000 # [ 67.200840] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 67.208012] R13: ffff8c4b41dd7f10 R14: ffff8c4b41dd7f10 R15: ffff88dc830a8000 # [ 67.215192] FS: 00007f6dc54c1580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 67.223350] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ [ 67.515928] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE 67.229164] CR2: 00007f6dc528e000 CR3: 00000001032e8000 CR4: 00000000001506f0 # [ 67.236367] Call Trace: # [ 67.238896] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 67.243780] direct_entry.cold+0x2c/0x38 # [ 67.247801] full_proxy_write+0x56/0x80[ 67.541658] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 67.251728] vfs_write+0xea/0x3a0 # [ 67.255118] ksys_write+0x68/0xf0 # [ 67.258511] do_syscall_64+0x33/0x40 # [ 67.262170] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 67.267294] RIP: 0033:0x7f6dc539b8f3 # [ 67.270965] Code: 8b 15[ 67.570209] ------------[ cut here ]------------ a1 25 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 # [ 67.289801] RSP: 002b:00007ffc21d74608 EFLAGS: 00000246 ORIG_[ 67.596997] refcount_t: underflow; use-after-free. RAX: 0000000000000001 # [ 67.297453] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f6dc539b8f3 # [ 67.304620] RDX: 0000000000000016 RSI: 00007f6dc528e000 RDI: 0000000000000001 # [ 67.311766] RBP: 00007f6dc528e000 R08: 00007f6dc528d010 R09:[ 67.624026] WARNING: CPU: 0 PID: 2232 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0000000000000000 # [ 67.318902] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 67.326048] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 67.333187] irq event stamp: 0 # [ 67.336244] hardirqs last [ 67.654574] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [<0000000000000000>] 0x0 # [ 67.342509] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 67.350680] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 67.358865] softi[ 67.689264] CPU: 0 PID: 2232 Comm: cat Tainted: G D W 5.10.155-cip21 #1 rqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.365128] ---[ end trace 5fe317b06857f777 ]--- # [ 67.369747] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOU[ 67.719092] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 NT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 67.747239] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 67.758961] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 [ 67.777733] RSP: 0018:ffff8c4b41e57e40 EFLAGS: 00010286 [ 67.782998] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 [ 67.790139] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 67.797305] RBP: ffffffff875882b0 R08: 0000000000000000 R09: 0000000000000000 [ 67.804447] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 67.811614] R13: ffff8c4b41e57f10 R14: ffff8c4b41e57f10 R15: ffff88dc857cb000 [ 67.818762] FS: 00007fae0a666580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 67.826885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.832642] CR2: 00007fae0a466000 CR3: 0000000102656000 CR4: 00000000001506f0 [ 67.839826] Call Trace: [ 67.842316] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 67.847879] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 [ 67.853507] direct_entry.cold+0x2c/0x38 [ 67.857528] full_proxy_write+0x56/0x80 [ 67.861414] vfs_write+0xea/0x3a0 [ 67.864899] ksys_write+0x68/0xf0 [ 67.868255] do_syscall_64+0x33/0x40 [ 67.871902] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 67.877021] RIP: 0033:0x7fae0a5738f3 [ 67.880677] Code: 8b 15 a1 25 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 [ 67.899489] RSP: 002b:00007ffcf9bf1b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.907152] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fae0a5738f3 [ 67.914321] RDX: 000000000000001f RSI: 00007fae0a466000 RDI: 0000000000000001 [ 67.921488] RBP: 00007fae0a466000 R08: 00007fae0a465010 R09: 0000000000000000 [ 67.928650] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 67.935798] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.942938] irq event stamp: 0 [ 67.945994] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.952255] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 67.960422] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 67.968607] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.974871] ---[ end trace 5fe317b06857f778 ]--- [ 67.979488] lkdtm: Negative detected: saturated # [ 67.515928] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 67.541658] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 67.570209] ------------[ cut here ]------------ # [ 67.596997] refcount_t: underflow; use-after-free. # [ 67.624026] WARNING: CPU: 0 PID: 2232 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 67.654574] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.689264] CPU: 0 PID: 2232 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 67.719092] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 67.747239] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 67.758961] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 67.777733] RSP: 0018:ffff8c4b41e57e40 EFLAGS: 00010286 # [ 67.782998] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 67.790139] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 67.797305] RBP: ffffffff875882b0 R08: 0000000000000000 R09: 0000000000000000 # [ 67.804447] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 67.811614] R13: ffff8c4b41e57f10 R14: ffff8c4b41e57f10 R15: ffff88dc857cb000 # [ 67.818762] FS: 00007fae0a666580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 67.826885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 67.832642] CR2: 00007fae0a466000 CR3: 0000000102656000 CR4: 00000000001506f0 # [ 67.839826] Call Trace: # [ 67.842316] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 67.847879] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 # [ [ 68.148889] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE 67.853507] direct_entry.cold+0x2c/0x38 # [ 67.857528] full_proxy_write+0x56/0x80 # [ 67.861414] vfs_write+0xea/0x3a0 # [ 67.864899] ksys_write+0x68/0xf0 # [ 67.868255] do_syscall_64+0x33/0x40 # [ 67.871902] entry_SYSCALL_64_after_hwfra[ 68.175816] lkdtm: attempting bad refcount_sub_and_test() below zero me+0x61/0xc6 # [ 67.877021] RIP: 0033:0x7fae0a5738f3 # [ 67.880677] Code: 8b 15 a1 25 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 [ 68.204355] ------------[ cut here ]------------ 28 48 89 54 24 18 # [ 67.899489] RSP: 002b:00007ffcf9bf1b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 67.907152] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fae0a5738f3 # [ 67.914321] RDX: 000000000000001f RSI: 00007fae0a466000 RDI[ 68.231148] refcount_t: underflow; use-after-free. : 0000000000000001 # [ 67.921488] RBP: 00007fae0a466000 R08: 00007fae0a465010 R09: 0000000000000000 # [ 67.928650] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 67.935798] R13: 0000000000000001 R14: 0000000000020000 R15: 00[ 68.258175] WARNING: CPU: 0 PID: 2267 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 00000000020000 # [ 67.942938] irq event stamp: 0 # [ 67.945994] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.952255] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 67.960422] softirqs last e[ 68.288721] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify nabled at (0): [] copy_process+0x640/0x1c80 # [ 67.968607] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.974871] ---[ end trace 5fe317b06857f778 ]--- # [ 67.979488] lkdtm: Negative detected: saturated # REFCOUNT[ 68.323415] CPU: 0 PID: 2267 Comm: cat Tainted: G D W 5.10.155-cip21 #1 _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 [ 68.353245] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 68.374614] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 68.379893] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 [ 68.398690] RSP: 0018:ffff8c4b41edfe40 EFLAGS: 00010286 [ 68.403956] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 [ 68.411129] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 68.418273] RBP: ffffffff875882d0 R08: 0000000000000000 R09: 0000000000000000 [ 68.425437] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 68.432580] R13: ffff8c4b41edff10 R14: ffff8c4b41edff10 R15: ffff88dc81fd2000 [ 68.439748] FS: 00007fe94378e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 68.447849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.453659] CR2: 00007fe94358e000 CR3: 00000001040ea000 CR4: 00000000001506f0 [ 68.460861] Call Trace: [ 68.463411] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 68.469009] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b [ 68.474654] direct_entry.cold+0x2c/0x38 [ 68.478635] full_proxy_write+0x56/0x80 [ 68.482597] vfs_write+0xea/0x3a0 [ 68.485988] ksys_write+0x68/0xf0 [ 68.489382] do_syscall_64+0x33/0x40 [ 68.493036] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.498157] RIP: 0033:0x7fe94369b8f3 [ 68.501836] Code: 8b 15 a1 25 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 [ 68.520638] RSP: 002b:00007ffe8633df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.528299] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fe94369b8f3 [ 68.535436] RDX: 000000000000001f RSI: 00007fe94358e000 RDI: 0000000000000001 [ 68.542563] RBP: 00007fe94358e000 R08: 00007fe94358d010 R09: 0000000000000000 [ 68.549689] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 68.556832] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.563983] irq event stamp: 0 [ 68.567041] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.573307] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 68.581476] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 68.589656] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.595918] ---[ end trace 5fe317b06857f779 ]--- [ 68.600534] lkdtm: Negative detected: saturated # [ 68.148889] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 68.175816] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 68.204355] ------------[ cut here ]------------ # [ 68.231148] refcount_t: underflow; use-after-free. # [ 68.258175] WARNING: CPU: 0 PID: 2267 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 68.288721] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 68.323415] CPU: 0 PID: 2267 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 68.353245] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 68.374614] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 68.379893] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 68.398690] RSP: 0018:ffff8c4b41edfe40 EFLAGS: 00010286 # [ 68.403956] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 68.411129] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 68.418273] RBP: ffffffff875882d0 R08: 0000000000000000 R09: 0000000000000000 # [ 68.425437] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 68.432580] R13: ffff8c4b41edff10 R14: ffff8c4b41edff10 R15: ffff88dc81fd2000 # [ 68.439748] FS: 00007fe94378e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 68.447849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080[ 68.755473] lkdtm: Performing direct entry REFCOUNT_INC_ZERO 050033 # [ 68.453659] CR2: 00007fe94358e000 CR3: 00000001040ea000 CR4: 00000000001506f0 # [ 68.460861] Call Trace: # [ 68.463411] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 68.469009] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b # [[ 68.773099] lkdtm: attempting safe refcount_inc_not_zero() from zero 68.474654] direct_entry.cold+0x2c/0x38 # [ 68.478635] full_proxy_write+0x56/0x80 # [ 68.482597] vfs_write+0xea/0x3a0 # [ 68.485988] ksys_write+0x68/0xf0 # [ 68.489382] do_syscall_64+0x33/0x40 # [ 68.493036] entry_SYSCALL_64_after_hw[ 68.801664] lkdtm: Good: zero detected frame+0x61/0xc6 # [ 68.498157] RIP: 0033:0x7fe94369b8f3 # [ 68.501836] Code: 8b 15 a1 25 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 [ 68.827592] lkdtm: Correctly stayed at zero ec 28 48 89 54 24 18 # [ 68.520638] RSP: 002b:00007ffe8633df48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 68.528299] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fe94369b8f3 # [ 68.535436] RDX: 000000000000001f RSI: 00007fe94358e000 [ 68.853956] lkdtm: attempting bad refcount_inc() from zero RDI: 0000000000000001 # [ 68.542563] RBP: 00007fe94358e000 R08: 00007fe94358d010 R09: 0000000000000000 # [ 68.549689] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 68.556832] R13: 0000000000000001 R14: 0000000000020000 R15:[ 68.881632] ------------[ cut here ]------------ 0000000000020000 # [ 68.563983] irq event stamp: 0 # [ 68.567041] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 68.573307] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 68.581476] softirqs last[ 68.908432] refcount_t: addition on 0; use-after-free. enabled at (0): [] copy_process+0x640/0x1c80 # [ 68.589656] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.595918] ---[ end trace 5fe317b06857f779 ]--- # [ 68.600534] lkdtm: Negative detected: saturated # REFCO[ 68.935803] WARNING: CPU: 1 PID: 2299 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 UNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 68.966356] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 68.993284] CPU: 1 PID: 2299 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 69.001020] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 69.006938] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 69.012162] Code: 01 01 e8 7a 99 95 00 0f 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 87 c6 05 51 2c 94 01 01 e8 57 99 95 00 <0f> 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 [ 69.030905] RSP: 0018:ffff8c4b41f57e48 EFLAGS: 00010286 [ 69.036127] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 [ 69.043255] RDX: ffff88dcaad2c660 RSI: ffff88dcaad1bf70 RDI: ffff88dcaad1bf70 [ 69.050384] RBP: ffffffff87588671 R08: 0000000000000000 R09: 0000000000000000 [ 69.057512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 69.064640] R13: ffff8c4b41f57f10 R14: ffff8c4b41f57f10 R15: ffff88dc85846000 [ 69.071768] FS: 00007fcf26d96580(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 [ 69.079847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.085589] CR2: 00007fcf26b96000 CR3: 000000010004c000 CR4: 00000000001506e0 [ 69.092716] Call Trace: [ 69.095171] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 [ 69.099617] direct_entry.cold+0x2c/0x38 [ 69.103543] full_proxy_write+0x56/0x80 [ 69.107380] vfs_write+0xea/0x3a0 [ 69.110698] ksys_write+0x68/0xf0 [ 69.114015] do_syscall_64+0x33/0x40 [ 69.117592] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.122643] RIP: 0033:0x7fcf26ca38f3 [ 69.126217] Code: 8b 15 a1 25 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 [ 69.144957] RSP: 002b:00007ffd44841638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.152527] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fcf26ca38f3 [ 69.159656] RDX: 0000000000000012 RSI: 00007fcf26b96000 RDI: 0000000000000001 [ 69.166785] RBP: 00007fcf26b96000 R08: 00007fcf26b95010 R09: 0000000000000000 [ 69.173917] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 69.181046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 69.188180] irq event stamp: 0 [ 69.191238] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 69.197504] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 69.205673] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 69.213841] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 69.220103] ---[ end trace 5fe317b06857f77a ]--- [ 69.224719] lkdtm: Zero detected: saturated # [ 68.755473] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 68.773099] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 68.801664] lkdtm: Good: zero detected # [ 68.827592] lkdtm: Correctly stayed at zero # [ 68.853956] lkdtm: attempting bad refcount_inc() from zero # [ 68.881632] ------------[ cut here ]------------ # [ 68.908432] refcount_t: addition on 0; use-after-free. # [ 68.935803] WARNING: CPU: 1 PID: 2299 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 68.966356] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 68.993284] CPU: 1 PID: 2299 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 69.001020] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.006938] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 69.012162] Code: 01 01 e8 7a 99 95 00 0f 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 87 c6 05 51 2c 94 01 01 e8 57 99 95 00 <0f> 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 # [ 69.030905] RSP: 0018:ffff8c4b41f57e48 EFLAGS: 00010286 # [ 69.036127] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 69.043255] RDX: ffff88dcaad2c660 RSI: ffff88dcaad1bf70 RDI: ffff88dcaad1bf70 # [ 69.050384] RBP: ffffffff87588671 R08: 0000000000000000 R09: 0000000000000000 # [ 69.057512] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 69.064640][ 69.384485] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO R13: ffff8c4b41f57f10 R14: ffff8c4b41f57f10 R15: ffff88dc85846000 # [ 69.071768] FS: 00007fcf26d96580(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 # [ 69.079847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 69.085589] CR2: 000[ 69.397055] lkdtm: attempting safe refcount_add_not_zero() from zero 07fcf26b96000 CR3: 000000010004c000 CR4: 00000000001506e0 # [ 69.092716] Call Trace: # [ 69.095171] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 # [ 69.099617] direct_entry.cold+0x2c/0x38 # [ 69.103543] full_proxy_write+0x56/0x80 # [ 69.107380] vfs[ 69.425597] lkdtm: Good: zero detected _write+0xea/0x3a0 # [ 69.110698] ksys_write+0x68/0xf0 # [ 69.114015] do_syscall_64+0x33/0x40 # [ 69.117592] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 69.122643] RIP: 0033:0x7fcf26ca38f3 # [ 69.126217] Code: 8b 15 a1 25 0e 00 f7 d8 64 8[ 69.451539] lkdtm: Correctly stayed at zero 9 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 # [ 69.144957] RSP: 002b:00007ffd44841638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.477883] lkdtm: attempting bad refcount_add() from zero # [ 69.152527] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fcf26ca38f3 # [ 69.159656] RDX: 0000000000000012 RSI: 00007fcf26b96000 RDI: 0000000000000001 # [ 69.166785] RBP: 00007fcf26b96000 R08: 00007fcf26b95010 R09: 0000000000000000 # [ [ 69.505620] ------------[ cut here ]------------ 69.173917] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 69.181046] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 69.188180] irq event stamp: 0 # [ 69.191238] hardirqs last enabled at (0): [<00000[ 69.532369] refcount_t: addition on 0; use-after-free. 00000000000>] 0x0 # [ 69.197504] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 69.205673] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 69.213841] softirqs last disabled at (0[ 69.559811] WARNING: CPU: 0 PID: 2331 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 ): [<0000000000000000>] 0x0 # [ 69.220103] ---[ end trace 5fe317b06857f77a ]--- # [ 69.224719] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: saw 'call trace:': ok ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # selftests: lkdtm: REFCOUNT_ADD[ 69.590285] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify _ZERO.sh [ 69.624876] CPU: 0 PID: 2331 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 69.633453] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 69.639414] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 69.644654] Code: 01 01 e8 7a 99 95 00 0f 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 87 c6 05 51 2c 94 01 01 e8 57 99 95 00 <0f> 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 [ 69.663442] RSP: 0018:ffff8c4b41f9fe48 EFLAGS: 00010286 [ 69.668679] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 [ 69.675852] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 69.682997] RBP: ffffffff87588683 R08: 0000000000000000 R09: 0000000000000000 [ 69.690174] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 69.697320] R13: ffff8c4b41f9ff10 R14: ffff8c4b41f9ff10 R15: ffff88dc8335b000 [ 69.704496] FS: 00007f13e16c6580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 69.712592] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.718342] CR2: 00007f13e14c6000 CR3: 0000000104714000 CR4: 00000000001506f0 [ 69.725484] Call Trace: [ 69.727951] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 [ 69.732397] direct_entry.cold+0x2c/0x38 [ 69.736323] full_proxy_write+0x56/0x80 [ 69.740164] vfs_write+0xea/0x3a0 [ 69.743481] ksys_write+0x68/0xf0 [ 69.746800] do_syscall_64+0x33/0x40 [ 69.750378] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.755429] RIP: 0033:0x7f13e15d38f3 [ 69.759024] Code: 8b 15 a1 25 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 [ 69.777769] RSP: 002b:00007ffd7857e5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.785333] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f13e15d38f3 [ 69.792483] RDX: 0000000000000012 RSI: 00007f13e14c6000 RDI: 0000000000000001 [ 69.799619] RBP: 00007f13e14c6000 R08: 00007f13e14c5010 R09: 0000000000000000 [ 69.806756] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 69.813885] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 69.821025] irq event stamp: 0 [ 69.824089] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 69.830353] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 69.838524] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 69.846693] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 69.852963] ---[ end trace 5fe317b06857f77b ]--- [ 69.857587] lkdtm: Zero detected: saturated # [ 69.384485] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 69.397055] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 69.425597] lkdtm: Good: zero detected # [ 69.451539] lkdtm: Correctly stayed at zero # [ 69.477883] lkdtm: attempting bad refcount_add() from zero # [ 69.505620] ------------[ cut here ]------------ # [ 69.532369] refcount_t: addition on 0; use-after-free. # [ 69.559811] WARNING: CPU: 0 PID: 2331 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 69.590285] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 69.624876] CPU: 0 PID: 2331 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 69.633453] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.639414] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 69.644654] Code: 01 01 e8 7a 99 95 00 0f 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 87 c6 05 51 2c 94 01 01 e8 57 99 95 00 <0f> 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 # [ 69.663442] RSP: 0018:ffff8c4b41f9fe48 EFLAGS: 00010286 # [ 69.668679] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 69.675852] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 69.682997] RBP: ffffffff87588683 R08: 0000000000000000 R09: 0000000000000000 # [ 69.690174] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 69.697320] R13: ffff8c4b41f9ff10 R14: ffff8c4b41f9ff10 R15: ffff88dc8335b000 # [ 69.704496] FS: 00007f13e16c6580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 69.712592] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 69.718342] CR2: 00007f13e14c6000 CR3: 0000000104714000 CR4: 00000000001506f0 # [ 69.725484] Call Trace: # [ 69.727951] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 # [ 69.732397] direct_entry.cold+0x2c/0x38 # [ 69.736323] full_proxy_write+0x56/0x80 # [ 69.740164] vfs_write+0xea/0x3a0 # [ 69.743481] ksys_write+0x68/0xf0 # [ 69.74[ 70.058025] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED 6800] do_syscall_64+0x33/0x40 # [ 69.750378] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 69.755429] RIP: 0033:0x7f13e15d38f3 # [ 69.759024] Code: 8b 15 a1 25 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[ 70.075820] lkdtm: attempting bad refcount_inc() from saturated 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 # [ 69.777769] RSP: 002b:00007ffd7857e5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.785333] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 0000[ 70.103942] ------------[ cut here ]------------ 7f13e15d38f3 # [ 69.792483] RDX: 0000000000000012 RSI: 00007f13e14c6000 RDI: 0000000000000001 # [ 69.799619] RBP: 00007f13e14c6000 R08: 00007f13e14c5010 R09: 0000000000000000 # [ 69.806756] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 00000000[ 70.130723] refcount_t: saturated; leaking memory. 00000001 # [ 69.813885] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 69.821025] irq event stamp: 0 # [ 69.824089] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 69.830353] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 69.838524] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 69.846693] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 69.852963] ---[ end trace 5fe317b06[ 70.188292] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 857f77b ]--- # [ 69.857587] 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 [ 70.222890] CPU: 0 PID: 2366 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 70.248026] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 70.253951] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 70.259173] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 [ 70.277915] RSP: 0018:ffff8c4b4402fe48 EFLAGS: 00010286 [ 70.283137] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 [ 70.290276] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 70.297403] RBP: ffffffff87588695 R08: 0000000000000000 R09: 0000000000000000 [ 70.304530] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 70.311658] R13: ffff8c4b4402ff10 R14: ffff8c4b4402ff10 R15: ffff88dc85884000 [ 70.318796] FS: 00007f281ca7e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 70.326878] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.332620] CR2: 00007f281c87e000 CR3: 0000000101f92000 CR4: 00000000001506f0 [ 70.339747] Call Trace: [ 70.342201] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 [ 70.347080] direct_entry.cold+0x2c/0x38 [ 70.351016] full_proxy_write+0x56/0x80 [ 70.354854] vfs_write+0xea/0x3a0 [ 70.358215] ksys_write+0x68/0xf0 [ 70.361660] do_syscall_64+0x33/0x40 [ 70.365266] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 70.370396] RIP: 0033:0x7f281c98b8f3 [ 70.374111] Code: 8b 15 a1 25 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 [ 70.392910] RSP: 002b:00007ffe05618418 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.400567] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f281c98b8f3 [ 70.407750] RDX: 0000000000000017 RSI: 00007f281c87e000 RDI: 0000000000000001 [ 70.415018] RBP: 00007f281c87e000 R08: 00007f281c87d010 R09: 0000000000000000 [ 70.422214] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 70.429416] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 70.436595] irq event stamp: 0 [ 70.439699] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 70.446018] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 70.454234] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 70.462438] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 70.468710] ---[ end trace 5fe317b06857f77c ]--- [ 70.473326] lkdtm: Saturation detected: still saturated # [ 70.058025] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 70.075820] lkdtm: attempting bad refcount_inc() from saturated # [ 70.103942] ------------[ cut here ]------------ # [ 70.130723] refcount_t: saturated; leaking memory. # [ 70.157726] WARNING: CPU: 0 PID: 2366 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 70.188292] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 70.222890] CPU: 0 PID: 2366 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 70.248026] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 70.253951] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 70.259173] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 # [ 70.277915] RSP: 0018:ffff8c4b4402fe48 EFLAGS: 00010286 # [ 70.283137] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 70.290276] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 70.297403] RBP: ffffffff87588695 R08: 0000000000000000 R09: 0000000000000000 # [ 70.304530] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 70.311658] R13: ffff8c4b4402ff10 R14: ffff8c4b4402ff10 R15: ffff88dc85884000 # [ 70.318796] FS: 00007f281ca7e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 70.326878] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 70.33[ 70.642175] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED 2620] CR2: 00007f281c87e000 CR3: 0000000101f92000 CR4: 00000000001506f0 # [ 70.339747] Call Trace: # [ 70.342201] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 70.347080] direct_entry.cold+0x2c/0x38 # [ 70.351016] full_proxy_write+0x56/0x80 # [ 70.649112] lkdtm: attempting bad refcount_dec() from saturated [ 70.354854] vfs_write+0xea/0x3a0 # [ 70.358215] ksys_write+0x68/0xf0 # [ 70.361660] do_syscall_64+0x33/0x40 # [ 70.365266] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 70.370396] RIP: 0033:0x7f281c98b8f3 # [ 70.374111] Code: 8b 15 a1 [ 70.677232] ------------[ cut here ]------------ 25 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 # [ 70.392910] RSP: 002b:00007ffe05618418 EFLAGS: 00000246 ORIG_RAX:[ 70.704046] refcount_t: decrement hit 0; leaking memory. 0000000000000001 # [ 70.400567] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f281c98b8f3 # [ 70.407750] RDX: 0000000000000017 RSI: 00007f281c87e000 RDI: 0000000000000001 # [ 70.415018] RBP: 00007f281c87e000 R08: 00007f281c87d010 R09: 000[ 70.731559] WARNING: CPU: 0 PID: 2401 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 0000000000000 # [ 70.422214] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 70.429416] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 70.436595] irq event stamp: 0 # [ 70.439699] hardirqs last enab[ 70.762169] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify led at (0): [<0000000000000000>] 0x0 # [ 70.446018] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 70.454234] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 70.462438] softirqs [ 70.796821] CPU: 0 PID: 2401 Comm: cat Tainted: G D W 5.10.155-cip21 #1 last disabled at (0): [<0000000000000000>] 0x0 # [ 70.468710] ---[ end trace 5fe317b06857f77c ]--- # [ 70.473326] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: [ 70.826668] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 70.854812] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 70.867084] Code: 90 3f 52 87 c6 05 e1 2b 94 01 01 e8 ea 98 95 00 0f 0b e9 d8 99 c4 00 48 c7 c7 60 3f 52 87 c6 05 c8 2b 94 01 01 e8 d0 98 95 00 <0f> 0b e9 be 99 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 70.885884] RSP: 0018:ffff8c4b440b7e48 EFLAGS: 00010286 [ 70.891142] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 70.898308] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 70.905451] RBP: ffffffff875886ac R08: 0000000000000000 R09: 0000000000000000 [ 70.912623] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 70.919775] R13: ffff8c4b440b7f10 R14: ffff8c4b440b7f10 R15: ffff88dc835ae000 [ 70.926958] FS: 00007fb9e6606580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 70.935058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.940871] CR2: 00007fb9e6406000 CR3: 000000010279a000 CR4: 00000000001506f0 [ 70.948066] Call Trace: [ 70.950596] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f [ 70.955596] direct_entry.cold+0x2c/0x38 [ 70.959572] full_proxy_write+0x56/0x80 [ 70.963467] vfs_write+0xea/0x3a0 [ 70.966837] ksys_write+0x68/0xf0 [ 70.970192] do_syscall_64+0x33/0x40 [ 70.973796] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 70.978855] RIP: 0033:0x7fb9e65138f3 [ 70.982440] Code: 8b 15 a1 25 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 [ 71.001185] RSP: 002b:00007ffefd73e758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.008773] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fb9e65138f3 [ 71.015902] RDX: 0000000000000017 RSI: 00007fb9e6406000 RDI: 0000000000000001 [ 71.023029] RBP: 00007fb9e6406000 R08: 00007fb9e6405010 R09: 0000000000000000 [ 71.030157] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.037310] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.044451] irq event stamp: 0 [ 71.047515] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.053780] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 71.061950] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 71.070129] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.076389] ---[ end trace 5fe317b06857f77d ]--- [ 71.081005] lkdtm: Saturation detected: still saturated # [ 70.642175] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 70.649112] lkdtm: attempting bad refcount_dec() from saturated # [ 70.677232] ------------[ cut here ]------------ # [ 70.704046] refcount_t: decrement hit 0; leaking memory. # [ 70.731559] WARNING: CPU: 0 PID: 2401 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 70.762169] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 70.796821] CPU: 0 PID: 2401 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 70.826668] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 70.854812] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 70.867084] Code: 90 3f 52 87 c6 05 e1 2b 94 01 01 e8 ea 98 95 00 0f 0b e9 d8 99 c4 00 48 c7 c7 60 3f 52 87 c6 05 c8 2b 94 01 01 e8 d0 98 95 00 <0f> 0b e9 be 99 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 70.885884] RSP: 0018:ffff8c4b440b7e48 EFLAGS: 00010286 # [ 70.891142] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 70.898308] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 70.905451] RBP: ffffffff875886ac R08: 0000000000000000 R09: 0000000000000000 # [ 70.912623] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 70.919775] R13: ffff8c4b440b7f10 R14: ffff8c4b440b7f10 R15: ffff88dc835ae000 # [ 70.926958] FS: 00007fb9e6606580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 70.935058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ [ 71.248940] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED 70.940871] CR2: 00007fb9e6406000 CR3: 000000010279a000 CR4: 00000000001506f0 # [ 70.948066] Call Trace: # [ 70.950596] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ 70.955596] direct_entry.cold+0x2c/0x38 # [ 70.959572] full_proxy_write+0x56/0x[ 71.256888] lkdtm: attempting bad refcount_dec() from saturated 80 # [ 70.963467] vfs_write+0xea/0x3a0 # [ 70.966837] ksys_write+0x68/0xf0 # [ 70.970192] do_syscall_64+0x33/0x40 # [ 70.973796] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 70.978855] RIP: 0033:0x7fb9e65138f3 # [ 70.982440] Code: 8b [ 71.284973] ------------[ cut here ]------------ 15 a1 25 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 # [ 71.001185] RSP: 002b:00007ffefd73e758 EFLAGS: 00000246 ORI[ 71.311882] refcount_t: saturated; leaking memory. G_RAX: 0000000000000001 # [ 71.008773] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fb9e65138f3 # [ 71.015902] RDX: 0000000000000017 RSI: 00007fb9e6406000 RDI: 0000000000000001 # [ 71.023029] RBP: 00007fb9e6406000 R08: 00007fb9e6405010 R0[ 71.338775] WARNING: CPU: 0 PID: 2436 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 9: 0000000000000000 # [ 71.030157] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 71.037310] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 71.044451] irq event stamp: 0 # [ 71.047515] hardirqs last[ 71.369355] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [<0000000000000000>] 0x0 # [ 71.053780] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 71.061950] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 71.070129] sof[ 71.403989] CPU: 0 PID: 2436 Comm: cat Tainted: G D W 5.10.155-cip21 #1 tirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.076389] ---[ end trace 5fe317b06857f77d ]--- # [ 71.081005] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selft[ 71.433864] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 71.461983] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 71.474727] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 [ 71.493513] RSP: 0018:ffff8c4b44147e48 EFLAGS: 00010286 [ 71.498785] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 [ 71.505958] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 71.513133] RBP: ffffffff875886c3 R08: 0000000000000000 R09: 0000000000000000 [ 71.520313] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 71.527527] R13: ffff8c4b44147f10 R14: ffff8c4b44147f10 R15: ffff88dc8333d000 [ 71.534728] FS: 00007eff7645e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 71.542920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.548715] CR2: 00007eff7625e000 CR3: 00000001030ae000 CR4: 00000000001506f0 [ 71.555925] Call Trace: [ 71.558453] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 [ 71.563388] direct_entry.cold+0x2c/0x38 [ 71.567436] full_proxy_write+0x56/0x80 [ 71.571334] vfs_write+0xea/0x3a0 [ 71.574737] ksys_write+0x68/0xf0 [ 71.578114] do_syscall_64+0x33/0x40 [ 71.581755] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.586814] RIP: 0033:0x7eff7636b8f3 [ 71.590390] Code: 8b 15 a1 25 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 [ 71.609151] RSP: 002b:00007ffc570a2ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.616719] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007eff7636b8f3 [ 71.623848] RDX: 0000000000000017 RSI: 00007eff7625e000 RDI: 0000000000000001 [ 71.630992] RBP: 00007eff7625e000 R08: 00007eff7625d010 R09: 0000000000000000 [ 71.638120] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.645247] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.652381] irq event stamp: 0 [ 71.655437] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.661722] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 71.669899] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 71.678076] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.684337] ---[ end trace 5fe317b06857f77e ]--- [ 71.688952] lkdtm: Saturation detected: still saturated # [ 71.248940] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 71.256888] lkdtm: attempting bad refcount_dec() from saturated # [ 71.284973] ------------[ cut here ]------------ # [ 71.311882] refcount_t: saturated; leaking memory. # [ 71.338775] WARNING: CPU: 0 PID: 2436 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 71.369355] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 71.403989] CPU: 0 PID: 2436 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 71.433864] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 71.461983] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 71.474727] Code: 84 bc 00 00 00 e9 8f 9a c4 00 85 f6 74 46 80 3d 85 2c 94 01 00 75 ee 48 c7 c7 e0 3e 52 87 c6 05 75 2c 94 01 01 e8 7a 99 95 00 <0f> 0b e9 68 9a c4 00 80 3d 61 2c 94 01 00 75 cb 48 c7 c7 08 3f 52 # [ 71.493513] RSP: 0018:ffff8c4b44147e48 EFLAGS: 00010286 # [ 71.498785] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 71.505958] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 71.513133] RBP: ffffffff875886c3 R08: 0000000000000000 R09: 0000000000000000 # [ 71.520313] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 71.527527] R13: ffff8c4b44147f10 R14: ffff8c4b44147f10 R15: ffff88dc8333d000 # [ 71.534728] FS: 00007eff7645e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 71.542920] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ [ 71.853075] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED 71.548715] CR2: 00007eff7625e000 CR3: 00000001030ae000 CR4: 00000000001506f0 # [ 71.555925] Call Trace: # [ 71.558453] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 71.563388] direct_entry.cold+0x2c/0x38 # [ 71.567436] full_proxy_write+0x56/0x[ 71.866309] lkdtm: attempting bad refcount_inc_not_zero() from saturated 80 # [ 71.571334] vfs_write+0xea/0x3a0 # [ 71.574737] ksys_write+0x68/0xf0 # [ 71.578114] do_syscall_64+0x33/0x40 # [ 71.581755] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 71.586814] RIP: 0033:0x7eff7636b8f3 # [ 71.590390] Code: 8b [ 71.895222] ------------[ cut here ]------------ 15 a1 25 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 # [ 71.609151] RSP: 002b:00007ffc570a2ae8 EFLAGS: 00000246 ORI[ 71.922032] refcount_t: saturated; leaking memory. G_RAX: 0000000000000001 # [ 71.616719] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007eff7636b8f3 # [ 71.623848] RDX: 0000000000000017 RSI: 00007eff7625e000 RDI: 0000000000000001 # [ 71.630992] RBP: 00007eff7625e000 R08: 00007eff7625d010 R0[ 71.949043] WARNING: CPU: 1 PID: 2468 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 9: 0000000000000000 # [ 71.638120] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 71.645247] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 71.652381] irq event stamp: 0 # [ 71.655437] hardirqs last[ 71.979619] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [<0000000000000000>] 0x0 # [ 71.661722] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 71.669899] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 71.678076] sof[ 72.014219] CPU: 1 PID: 2468 Comm: cat Tainted: G D W 5.10.155-cip21 #1 tirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.684337] ---[ end trace 5fe317b06857f77e ]--- # [ 71.688952] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selft[ 72.044135] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 72.072206] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 72.085724] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 [ 72.104466] RSP: 0018:ffff8c4b441b7e38 EFLAGS: 00010282 [ 72.109690] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 72.116819] RDX: ffff88dcaad2c660 RSI: ffff88dcaad1bf70 RDI: ffff88dcaad1bf70 [ 72.123947] RBP: ffffffff875882f0 R08: 0000000000000000 R09: 0000000000000000 [ 72.131074] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 72.138203] R13: ffff8c4b441b7f10 R14: ffff8c4b441b7f10 R15: ffff88dc837e8000 [ 72.145334] FS: 00007f6d1f7e1580(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 [ 72.153418] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.159158] CR2: 00007f6d1f5ae000 CR3: 0000000103386000 CR4: 00000000001506e0 [ 72.166286] Call Trace: [ 72.168739] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 72.174225] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 [ 72.179884] direct_entry.cold+0x2c/0x38 [ 72.183809] full_proxy_write+0x56/0x80 [ 72.187649] vfs_write+0xea/0x3a0 [ 72.190979] ksys_write+0x68/0xf0 [ 72.194301] do_syscall_64+0x33/0x40 [ 72.197880] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 72.202932] RIP: 0033:0x7f6d1f6bb8f3 [ 72.206506] Code: 8b 15 a1 25 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 [ 72.225257] RSP: 002b:00007fff000aa7b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.232820] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f6d1f6bb8f3 [ 72.239949] RDX: 0000000000000020 RSI: 00007f6d1f5ae000 RDI: 0000000000000001 [ 72.247091] RBP: 00007f6d1f5ae000 R08: 00007f6d1f5ad010 R09: 0000000000000000 [ 72.254233] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 72.261362] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 72.268498] irq event stamp: 0 [ 72.271555] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 72.277821] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 72.285990] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 72.294160] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 72.300423] ---[ end trace 5fe317b06857f77f ]--- [ 72.305038] lkdtm: Saturation detected: still saturated # [ 71.853075] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 71.866309] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 71.895222] ------------[ cut here ]------------ # [ 71.922032] refcount_t: saturated; leaking memory. # [ 71.949043] WARNING: CPU: 1 PID: 2468 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 71.979619] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 72.014219] CPU: 1 PID: 2468 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 72.044135] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 72.072206] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 72.085724] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 # [ 72.104466] RSP: 0018:ffff8c4b441b7e38 EFLAGS: 00010282 # [ 72.109690] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 72.116819] RDX: ffff88dcaad2c660 RSI: ffff88dcaad1bf70 RDI: ffff88dcaad1bf70 # [ 72.123947] RBP: ffffffff875882f0 R08: 0000000000000000 R09: 0000000000000000 # [ 72.131074] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 72.138203] R13: ffff8c4b441b7f10 R14: ffff8c4b441b7f10 R15: ffff88dc837e8000 # [ 72.145334] FS: 00007f6d1f7e1580(0000) GS:ffff88dcaad00000(0000) knlGS:0000000000000000 # [ 72.153418] CS: 0010 DS: 0000 ES: 0000 CR0: 00[ 72.473259] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 00000080050033 # [ 72.159158] CR2: 00007f6d1f5ae000 CR3: 0000000103386000 CR4: 00000000001506e0 # [ 72.166286] Call Trace: # [ 72.168739] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 72.174225] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/[ 72.480971] lkdtm: attempting bad refcount_add_not_zero() from saturated 0x76 # [ 72.179884] direct_entry.cold+0x2c/0x38 # [ 72.183809] full_proxy_write+0x56/0x80 # [ 72.187649] vfs_write+0xea/0x3a0 # [ 72.190979] ksys_write+0x68/0xf0 # [ 72.194301] do_syscall_64+0x33/0x40 # [ 72.197880] entry_SYSCALL_64[ 72.509867] ------------[ cut here ]------------ _after_hwframe+0x61/0xc6 # [ 72.202932] RIP: 0033:0x7f6d1f6bb8f3 # [ 72.206506] Code: 8b 15 a1 25 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 [ 72.536684] refcount_t: saturated; leaking memory. 00 48 83 ec 28 48 89 54 24 18 # [ 72.225257] RSP: 002b:00007fff000aa7b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 72.232820] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f6d1f6bb8f3 # [ 72.239949] RDX: 0000000000000020 RSI: 00007f6d[ 72.563670] WARNING: CPU: 0 PID: 2500 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 1f5ae000 RDI: 0000000000000001 # [ 72.247091] RBP: 00007f6d1f5ae000 R08: 00007f6d1f5ad010 R09: 0000000000000000 # [ 72.254233] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 72.261362] R13: 0000000000000001 R14: 000000000002[ 72.594331] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 0000 R15: 0000000000020000 # [ 72.268498] irq event stamp: 0 # [ 72.271555] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 72.277821] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 72.285990] soft[ 72.628849] CPU: 0 PID: 2500 Comm: cat Tainted: G D W 5.10.155-cip21 #1 irqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 72.294160] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 72.300423] ---[ end trace 5fe317b06857f77f ]--- # [ 72.305038] lkdtm: Saturation detected: still s[ 72.658821] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 aturated # 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 [ 72.686882] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 72.708049] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 [ 72.726824] RSP: 0018:ffff8c4b44237e38 EFLAGS: 00010282 [ 72.732079] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 72.739228] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 72.746380] RBP: ffffffff87588310 R08: 0000000000000000 R09: 0000000000000000 [ 72.753532] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 72.760679] R13: ffff8c4b44237f10 R14: ffff8c4b44237f10 R15: ffff88dc8266a000 [ 72.767829] FS: 00007f2a6eb89580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 72.775938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.781697] CR2: 00007f2a6e956000 CR3: 00000001055c6000 CR4: 00000000001506f0 [ 72.788852] Call Trace: [ 72.791322] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 72.796861] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 [ 72.802537] direct_entry.cold+0x2c/0x38 [ 72.806530] full_proxy_write+0x56/0x80 [ 72.810408] vfs_write+0xea/0x3a0 [ 72.813775] ksys_write+0x68/0xf0 [ 72.817204] do_syscall_64+0x33/0x40 [ 72.820859] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 72.825948] RIP: 0033:0x7f2a6ea638f3 [ 72.829572] Code: 8b 15 a1 25 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 [ 72.848339] RSP: 002b:00007fff5023f438 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.855902] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f2a6ea638f3 [ 72.863050] RDX: 0000000000000020 RSI: 00007f2a6e956000 RDI: 0000000000000001 [ 72.870188] RBP: 00007f2a6e956000 R08: 00007f2a6e955010 R09: 0000000000000000 [ 72.877314] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 72.884440] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 72.891569] irq event stamp: 0 [ 72.894640] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 72.900910] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 72.909080] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 72.917249] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 72.923511] ---[ end trace 5fe317b06857f780 ]--- [ 72.928147] lkdtm: Saturation detected: still saturated # [ 72.473259] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 72.480971] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 72.509867] ------------[ cut here ]------------ # [ 72.536684] refcount_t: saturated; leaking memory. # [ 72.563670] WARNING: CPU: 0 PID: 2500 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 72.594331] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 72.628849] CPU: 0 PID: 2500 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 72.658821] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 72.686882] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 72.708049] Code: 01 01 e8 57 99 95 00 0f 0b e9 45 9a c4 00 80 3d 40 2c 94 01 00 75 a8 48 c7 c7 e0 3e 52 87 c6 05 30 2c 94 01 01 e8 34 99 95 00 <0f> 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 # [ 72.726824] RSP: 0018:ffff8c4b44237e38 EFLAGS: 00010282 # [ 72.732079] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 72.739228] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 72.746380] RBP: ffffffff87588310 R08: 0000000000000000 R09: 0000000000000000 # [ 72.753532] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 72.760679] R13: ffff8c4b44237f10 R14: ffff8c4b44237f10 R15: ffff88dc8266a000 # [ 72.767829] FS: 00007f2a6eb89580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 72.775938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 72.781697] CR2: 00007f2a6e956000 CR3: 00000001055c6000 CR4: 00000000001506f0 # [ 72.788852] Call Trace: # [ 72.791322] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 72.796861] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76[ 73.099934] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 72.802537] direct_entry.cold+0x2c/0x38 # [ 72.806530] full_proxy_write+0x56/0x80 # [ 72.810408] vfs_write+0xea/0x3a0 # [ 72.813775] ksys_write+0x68/0xf0 # [ 72.817204] do_syscall_64+0x33/0x40 # [ 72.820859] entry_SYSCALL_64_aft[ 73.127841] lkdtm: attempting bad refcount_dec_and_test() from saturated er_hwframe+0x61/0xc6 # [ 72.825948] RIP: 0033:0x7f2a6ea638f3 # [ 72.829572] Code: 8b 15 a1 25 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 4[ 73.156732] ------------[ cut here ]------------ 8 83 ec 28 48 89 54 24 18 # [ 72.848339] RSP: 002b:00007fff5023f438 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 72.855902] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f2a6ea638f3 # [ 72.863050] RDX: 0000000000000020 RSI: 00007f2a6e95[ 73.183558] refcount_t: underflow; use-after-free. 6000 RDI: 0000000000000001 # [ 72.870188] RBP: 00007f2a6e956000 R08: 00007f2a6e955010 R09: 0000000000000000 # [ 72.877314] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 72.884440] R13: 0000000000000001 R14: 0000000000020000[ 73.210559] WARNING: CPU: 0 PID: 2535 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 R15: 0000000000020000 # [ 72.891569] irq event stamp: 0 # [ 72.894640] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 72.900910] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 72.909080] softirqs[ 73.241206] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify last enabled at (0): [] copy_process+0x640/0x1c80 # [ 72.917249] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 72.923511] ---[ end trace 5fe317b06857f780 ]--- # [ 72.928147] lkdtm: Saturation detected: still satur[ 73.275858] CPU: 0 PID: 2535 Comm: cat Tainted: G D W 5.10.155-cip21 #1 ated # 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 [ 73.305638] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 73.327141] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 73.332382] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 [ 73.351154] RSP: 0018:ffff8c4b442a7e40 EFLAGS: 00010286 [ 73.356395] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 [ 73.363547] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 73.370695] RBP: ffffffff87588330 R08: 0000000000000000 R09: 0000000000000000 [ 73.377848] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 73.384994] R13: ffff8c4b442a7f10 R14: ffff8c4b442a7f10 R15: ffff88dc831fc000 [ 73.392154] FS: 00007fd9c633e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 73.400264] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.406044] CR2: 00007fd9c610e000 CR3: 00000001037c6000 CR4: 00000000001506f0 [ 73.413192] Call Trace: [ 73.415678] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 73.421185] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 [ 73.426907] direct_entry.cold+0x2c/0x38 [ 73.430856] full_proxy_write+0x56/0x80 [ 73.434739] vfs_write+0xea/0x3a0 [ 73.438078] ksys_write+0x68/0xf0 [ 73.441440] do_syscall_64+0x33/0x40 [ 73.445040] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 73.450138] RIP: 0033:0x7fd9c621b8f3 [ 73.453738] Code: 8b 15 a1 25 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 [ 73.472562] RSP: 002b:00007ffdcd492c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.480182] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd9c621b8f3 [ 73.487375] RDX: 0000000000000020 RSI: 00007fd9c610e000 RDI: 0000000000000001 [ 73.494563] RBP: 00007fd9c610e000 R08: 00007fd9c610d010 R09: 0000000000000000 [ 73.501755] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 73.508950] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 73.516156] irq event stamp: 0 [ 73.519279] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 73.525602] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 73.533897] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 73.542120] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 73.548423] ---[ end trace 5fe317b06857f781 ]--- [ 73.553091] lkdtm: Saturation detected: still saturated # [ 73.099934] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 73.127841] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 73.156732] ------------[ cut here ]------------ # [ 73.183558] refcount_t: underflow; use-after-free. # [ 73.210559] WARNING: CPU: 0 PID: 2535 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 73.241206] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 73.275858] CPU: 0 PID: 2535 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 73.305638] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 73.327141] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 73.332382] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 73.351154] RSP: 0018:ffff8c4b442a7e40 EFLAGS: 00010286 # [ 73.356395] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 73.363547] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 73.370695] RBP: ffffffff87588330 R08: 0000000000000000 R09: 0000000000000000 # [ 73.377848] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 73.384994] R13: ffff8c4b442a7f10 R14: ffff8c4b442a7f10 R15: ffff88dc831fc000 # [ 73.392154] FS: 00007fd9c633e580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 73.400264] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 73.406044] CR2: 00007fd9c610e000 CR3: 00000001037c6000 CR4: 00000000001506f0 # [ 73.413192] Call Trace: # [ 73.415678] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 73.421185] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 # [[ 73.727920] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED 73.426907] direct_entry.cold+0x2c/0x38 # [ 73.430856] full_proxy_write+0x56/0x80 # [ 73.434739] vfs_write+0xea/0x3a0 # [ 73.438078] ksys_write+0x68/0xf0 # [ 73.441440] do_syscall_64+0x33/0x40 # [ 73.445040] entry_SYSCALL_64_after_hw[ 73.753324] lkdtm: attempting bad refcount_sub_and_test() from saturated frame+0x61/0xc6 # [ 73.450138] RIP: 0033:0x7fd9c621b8f3 # [ 73.453738] Code: 8b 15 a1 25 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 [ 73.782209] ------------[ cut here ]------------ ec 28 48 89 54 24 18 # [ 73.472562] RSP: 002b:00007ffdcd492c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 73.480182] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd9c621b8f3 # [ 73.487375] RDX: 0000000000000020 RSI: 00007fd9c610e000 [ 73.809000] refcount_t: underflow; use-after-free. RDI: 0000000000000001 # [ 73.494563] RBP: 00007fd9c610e000 R08: 00007fd9c610d010 R09: 0000000000000000 # [ 73.501755] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 73.508950] R13: 0000000000000001 R14: 0000000000020000 R15:[ 73.836029] WARNING: CPU: 0 PID: 2570 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0000000000020000 # [ 73.516156] irq event stamp: 0 # [ 73.519279] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 73.525602] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 73.533897] softirqs last[ 73.866575] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [] copy_process+0x640/0x1c80 # [ 73.542120] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 73.548423] ---[ end trace 5fe317b06857f781 ]--- # [ 73.553091] lkdtm: Saturation detected: still saturated [ 73.901272] CPU: 0 PID: 2570 Comm: cat Tainted: G D W 5.10.155-cip21 #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 [ 73.931102] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 73.954374] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 73.959665] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 [ 73.978450] RSP: 0018:ffff8c4b4432fe40 EFLAGS: 00010286 [ 73.983694] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 [ 73.990855] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 [ 73.998001] RBP: ffffffff87588350 R08: 0000000000000000 R09: 0000000000000000 [ 74.005151] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 74.012299] R13: ffff8c4b4432ff10 R14: ffff8c4b4432ff10 R15: ffff88dc830f6000 [ 74.019462] FS: 00007f914009f580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 [ 74.027564] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.033340] CR2: 00007f913fe6e000 CR3: 00000001030b2000 CR4: 00000000001506f0 [ 74.040486] Call Trace: [ 74.042996] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 74.048514] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 [ 74.054262] direct_entry.cold+0x2c/0x38 [ 74.058303] full_proxy_write+0x56/0x80 [ 74.062194] vfs_write+0xea/0x3a0 [ 74.065578] ksys_write+0x68/0xf0 [ 74.068967] do_syscall_64+0x33/0x40 [ 74.072603] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 74.077731] RIP: 0033:0x7f913ff7b8f3 [ 74.081392] Code: 8b 15 a1 25 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 [ 74.100290] RSP: 002b:00007fff1c2e12b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.107968] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f913ff7b8f3 [ 74.115192] RDX: 0000000000000020 RSI: 00007f913fe6e000 RDI: 0000000000000001 [ 74.122351] RBP: 00007f913fe6e000 R08: 00007f913fe6d010 R09: 0000000000000000 [ 74.129523] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 74.136660] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 74.143814] irq event stamp: 0 [ 74.146875] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 74.153141] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 74.161312] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 74.169482] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 74.175761] ---[ end trace 5fe317b06857f782 ]--- [ 74.180376] lkdtm: Saturation detected: still saturated # [ 73.727920] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 73.753324] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 73.782209] ------------[ cut here ]------------ # [ 73.809000] refcount_t: underflow; use-after-free. # [ 73.836029] WARNING: CPU: 0 PID: 2570 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 73.866575] Modules linked in: fuse ip_tables cros_ec_lightbar cros_ec_sysfs cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 73.901272] CPU: 0 PID: 2570 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 73.931102] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 73.954374] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 73.959665] Code: 01 01 e8 34 99 95 00 0f 0b e9 22 9a c4 00 80 3d 1a 2c 94 01 00 75 85 48 c7 c7 38 3f 52 87 c6 05 0a 2c 94 01 01 e8 11 99 95 00 <0f> 0b e9 ff 99 c4 00 80 3d f5 2b 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 73.978450] RSP: 0018:ffff8c4b4432fe40 EFLAGS: 00010286 # [ 73.983694] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 73.990855] RDX: ffff88dcaac2c660 RSI: ffff88dcaac1bf70 RDI: ffff88dcaac1bf70 # [ 73.998001] RBP: ffffffff87588350 R08: 0000000000000000 R09: 0000000000000000 # [ 74.005151] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 74.012299] R13: ffff8c4b4432ff10 R14: ffff8c4b4432ff10 R15: ffff88dc830f6000 # [ 74.019462] FS: 00007f914009f580(0000) GS:ffff88dcaac00000(0000) knlGS:0000000000000000 # [ 74.027564] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 74.033340] CR2: 00007f913fe6e000 CR3: 00000001030b2000 CR4: 00000000001506f0 # [ 74.040486] Call Trace: # [ 74.042996] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 74.048514] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 74.054262] direct_entry.cold+0x2c/0x38 # [ 74.058303] full_proxy_write+0x56/0x80 # [ 74.062194] vfs_write+0xea/0x3a0 # [ 74.065578] ksys_write+0x68/0xf0 # [ 74.068967] do_syscall_64+0x33/0x40 # [ 74.072603] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 74.077731] RIP: 0033:0x7f913ff7b8f3 # [ 74.081392] Code: 8b 15 a1 25 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 # [ 74.100290] RSP: 002b:00007fff1c2e12b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 74.107968] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f913ff7b8f3 # [ 74.115192] RDX: 0000000000000020 RSI: 00007f913fe6e000 RDI: 0000000000000001 # [ 74.122351] RBP: 00007f913fe6e000 R08: 00007f913fe6d010 R09: 0000000000000000 # [ 74.129523] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 74.136660] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 74.143814] irq event stamp: 0 # [ 74.146875] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 74.153141] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 74.161312] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 74.169482] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 74.175761] ---[ end trace 5fe317b06857f782 ]--- # [ 74.180376] lkdtm: Saturation detected: still saturated[ 74.484767] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOU[ 74.512603] lkdtm: attempting good copy_to_user of correct size NT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh [ 74.540691] lkdtm: attempting bad copy_to_user of too large size # [ 74.484767] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 74.512603] lkdtm: attempting good copy_to_user of correct size # [ 74.540691] 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 [ 74.722119] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 74.728307] lkdtm: attempting good copy_from_user of correct size [ 74.734430] lkdtm: attempting bad copy_from_user of too large size # [ 74.722119] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 74.728307] lkdtm: attempting good copy_from_user of correct size # [ 74.734430] 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 [ 74.901924] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 74.908393] lkdtm: attempting good copy_to_user inside whitelist [ 74.914446] lkdtm: attempting bad copy_to_user outside whitelist # [ 74.901924] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 74.908393] lkdtm: attempting good copy_to_user inside whitelist # [ 74.914446] 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 [ 75.088815] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 75.095434] lkdtm: attempting good copy_from_user inside whitelist [ 75.101665] lkdtm: attempting bad copy_from_user outside whitelist # [ 75.088815] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 75.095434] lkdtm: attempting good copy_from_user inside whitelist # [ 75.101665] 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 [ 75.267513] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 75.273706] lkdtm: good_stack: ffff8c4b4467fe20-ffff8c4b4467fe40 [ 75.279752] lkdtm: bad_stack : ffff8c4b4467fda8-ffff8c4b4467fdc8 [ 75.285773] lkdtm: attempting good copy_to_user of local stack [ 75.291618] lkdtm: attempting bad copy_to_user of distant stack # [ 75.267513] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 75.273706] lkdtm: good_stack: ffff8c4b4467fe20-ffff8c4b4467fe40 # [ 75.279752] lkdtm: bad_stack : ffff8c4b4467fda8-ffff8c4b4467fdc8 # [ 75.285773] lkdtm: attempting good copy_to_user of local stack # [ 75.291618] 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 [ 75.467825] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 75.474181] lkdtm: good_stack: ffff8c4b446ffe20-ffff8c4b446ffe40 [ 75.480186] lkdtm: bad_stack : ffff8c4b446ffda8-ffff8c4b446ffdc8 [ 75.486378] lkdtm: attempting good copy_from_user of local stack [ 75.492557] lkdtm: attempting bad copy_from_user of distant stack # [ 75.467825] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 75.474181] lkdtm: good_stack: ffff8c4b446ffe20-ffff8c4b446ffe40 # [ 75.480186] lkdtm: bad_stack : ffff8c4b446ffda8-ffff8c4b446ffdc8 # [ 75.486378] lkdtm: attempting good copy_from_user of local stack # [ 75.492557] 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 [ 75.673246] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 75.679274] lkdtm: good_stack: ffff8c4b4479fe20-ffff8c4b4479fe40 [ 75.685280] lkdtm: bad_stack : ffff8c4b4479fff8-ffff8c4b447a0018 [ 75.691331] lkdtm: attempting good copy_to_user of local stack [ 75.697179] lkdtm: attempting bad copy_to_user of distant stack [ 75.703107] lkdtm: copy_to_user failed, but lacked Oops # [ 75.673246] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 75.679274] lkdtm: good_stack: ffff8c4b4479fe20-ffff8c4b4479fe40 # [ 75.685280] lkdtm: bad_stack : ffff8c4b4479fff8-ffff8c4b447a0018 # [ 75.691331] lkdtm: attempting good copy_to_user of local stack # [ 75.697179] lkdtm: attempting bad copy_to_user of distant stack # [ 75.703107] 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 [ 75.883475] lkdtm: Performing direct entry USERCOPY_KERNEL [ 75.888970] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff871a0b70 [ 75.896742] lkdtm: attempting bad copy_to_user from kernel text: ffffffff85ee33b0 [ 75.904236] lkdtm: FAIL: survived bad copy_to_user() # [ 75.883475] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 75.888970] lkdtm: attempting good copy_to_user from kernel rodata: ffffffff871a0b70 # [ 75.896742] lkdtm: attempting bad copy_to_user from kernel text: ffffffff85ee33b0 # [ 75.904236] 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 [ 76.085025] lkdtm: Performing direct entry STACKLEAK_ERASING [ 76.090690] lkdtm: checking unused part of the thread stack (15928 bytes)... [ 76.097796] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) [ 76.104753] lkdtm: FAIL: the thread stack is NOT properly erased [ 76.110759] CPU: 0 PID: 2935 Comm: cat Tainted: G D W 5.10.155-cip21 #1 [ 76.118487] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 76.124396] Call Trace: [ 76.126846] dump_stack+0x77/0x9b [ 76.130158] lkdtm_STACKLEAK_ERASING+0x116/0x144 [ 76.134769] direct_entry.cold+0x2c/0x38 [ 76.138687] full_proxy_write+0x56/0x80 [ 76.142518] vfs_write+0xea/0x3a0 [ 76.145828] ksys_write+0x68/0xf0 [ 76.149138] do_syscall_64+0x33/0x40 [ 76.152708] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 76.157753] RIP: 0033:0x7f27fec0b8f3 [ 76.161323] Code: 8b 15 a1 25 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 [ 76.180059] RSP: 002b:00007fffc07951c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.187614] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f27fec0b8f3 [ 76.194735] RDX: 0000000000000012 RSI: 00007f27feafe000 RDI: 0000000000000001 [ 76.201855] RBP: 00007f27feafe000 R08: 00007f27feafd010 R09: 0000000000000000 [ 76.208977] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 76.216099] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 76.085025] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 76.090690] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 76.097796] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 76.104753] lkdtm: FAIL: the thread stack is NOT properly erased # [ 76.110759] CPU: 0 PID: 2935 Comm: cat Tainted: G D W 5.10.155-cip21 #1 # [ 76.118487] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 76.124396] Call Trace: # [ 76.126846] dump_stack+0x77/0x9b # [ 76.130158] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 76.134769] direct_entry.cold+0x2c/0x38 # [ 76.138687] full_proxy_write+0x56/0x80 # [ 76.142518] vfs_write+0xea/0x3a0 # [ 76.145828] ksys_write+0x68/0xf0 # [ 76.149138] do_syscall_64+0x33/0x40 # [ 76.152708] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 76.157753] RIP: 0033:0x7f27fec0b8f3 # [ 76.161323] Code: 8b 15 a1 25 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 # [ 76.180059] RSP: 002b:00007fffc07951c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 76.187614] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f27fec0b8f3 # [ 76.194735] RDX: 0000000000000012 RSI: 00007f27feafe000 RDI: 0000000000000001 # [ 76.201855] RBP: 00007f27feafe000 R08: 00007f27feafd010 R09: 0000000000000000 # [ 76.208977] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 76.216099] 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_ERA[ 76.419726] lkdtm: Performing direct entry CFI_FORWARD_PROTO SING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh [ 76.436768] lkdtm: Calling matched prototype ... [ 76.446616] lkdtm: Calling mismatched prototype ... [ 76.451492] lkdtm: Fail: survived mismatched prototype function call! # [ 76.419726] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 76.436768] lkdtm: Calling matched prototype ... # [ 76.446616] lkdtm: Calling mismatched prototype ... # [ 76.451492] 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 / #