[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 48485 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 124224 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 2022-11-11 05:31:20 UTC POST: Unexpected post code in previous boot: 0x90 ELOG: Event(A3) added with size 11 at 2022-11-11 05:31:20 UTC ELOG: Event(9F) added with size 14 at 2022-11-11 05:31:20 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 96143 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 40756 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 40316 usecs PCI: 00:10.0 scanning... scan_usb_bus for PCI: 00:10.0 scan_usb_bus for PCI: 00:10.0 done scan_bus: scanning of bus PCI: 00:10.0 took 8110 usecs PCI: 00:12.0 scanning... scan_usb_bus for PCI: 00:12.0 scan_usb_bus for PCI: 00:12.0 done scan_bus: scanning of bus PCI: 00:12.0 took 8114 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 8803 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 9964 usecs POST: 0x55 scan_bus: scanning of bus DOMAIN: 0000 took 315111 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 21238 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 13158 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 13152 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 16980 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 631150 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 1563873 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 279577 run 130660 exit 0 POST: 0x75 Initializing devices... Root Device init ... Root Device init finished in 1950 usecs POST: 0x75 CPU_CLUSTER: 0 init ... MTRR: Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0 0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1 0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e call enable_fixed_mtrr() CPU physical address size: 48 bits MTRR: default type WB/UC MTRR counts: 8/6. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1 MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1 MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 MTRR check Fixed MTRRs : Enabled Variable MTRRs: Enabled POST: 0x93 Will perform SMM setup. CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G . Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170 Processing 16 relocs. Offset value of 0x00030000 Attempting to start 1 APs Waiting for 10ms after sending INIT. Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11. done. Waiting for 2nd SIPI to complete...done. Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x00038000 SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000) Installing SMM handler to 0xce800000 Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18 Processing 481 relocs. Offset value of 0xce810000 Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0xce808000 SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd SMM Module: stub loaded at ce808000. Will call ce81142b(00000000) New SMBASE 0xce800000 Relocation complete. New SMBASE 0xce7ffe00 Relocation complete. Initializing CPU #0 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x10 done. CPU #0 initialized Initializing CPU #1 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x11 done. CPU #1 initialized bsp_do_flight_plan done after 91 msecs. MTRR: TEMPORARY Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0 0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: default type WB/UC MTRR counts: 7/5. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5 MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 CPU_CLUSTER: 0 init finished in 346112 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 124255 usecs POST: 0x75 PCI: 00:01.1 init ... PCI: 00:01.1 init finished in 2007 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 133953 usecs POST: 0x75 PCI: 00:14.3 init ... RTC Init PCI: 00:14.3 init finished in 2964 usecs POST: 0x75 PCI: 00:14.7 init ... PCI: 00:14.7 init finished in 2002 usecs POST: 0x75 PCI: 00:18.0 init ... IOAPIC: Initializing IOAPIC at 0xfec20000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x05 IOAPIC: Dumping registers reg 0x0000: 0x05000000 reg 0x0001: 0x001f8021 reg 0x0002: 0x00000000 IOAPIC: 32 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 IOAPIC: reg 0x00000018 value 0x00000000 0x00010000 IOAPIC: reg 0x00000019 value 0x00000000 0x00010000 IOAPIC: reg 0x0000001a value 0x00000000 0x00010000 IOAPIC: reg 0x0000001b value 0x00000000 0x00010000 IOAPIC: reg 0x0000001c value 0x00000000 0x00010000 IOAPIC: reg 0x0000001d value 0x00000000 0x00010000 IOAPIC: reg 0x0000001e value 0x00000000 0x00010000 IOAPIC: reg 0x0000001f value 0x00000000 0x00010000 PCI: 00:18.0 init finished in 170064 usecs POST: 0x75 PCI: 00:18.1 init ... PCI: 00:18.1 init finished in 2002 usecs POST: 0x75 PCI: 00:18.2 init ... PCI: 00:18.2 init finished in 2002 usecs POST: 0x75 PCI: 00:18.3 init ... PCI: 00:18.3 init finished in 2002 usecs POST: 0x75 PCI: 00:18.4 init ... PCI: 00:18.4 init finished in 2002 usecs POST: 0x75 PCI: 00:18.5 init ... PCI: 00:18.5 init finished in 2002 usecs POST: 0x75 PCI: 01:00.0 init ... PCI: 01:00.0 init finished in 2002 usecs POST: 0x75 PCI: 02:00.0 init ... BayHub BH720: Power-saving enabled (link_ctrl=0x110103) PCI: 02:00.0 init finished in 7127 usecs POST: 0x75 PNP: 0c09.0 init ... Google Chrome EC: Hello got back 11223344 status (0) Google Chrome EC: version: ro: careena_v2.0.11488-7215d6e0e4 rw: careena_v2.0.11488-7215d6e0e4 running image: 1 Google Chrome EC uptime: 5.829 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 34474 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 1088499 exit 150 ELOG: Event(A1) added with size 10 at 2022-11-11 05:31:23 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b ELOG: Event(A0) added with size 9 at 2022-11-11 05:31:23 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 22164 run 4547 exit 37901 FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes) MRC: Checking cached data update for 'RW_MRC_CACHE'. MRC: cache data 'RW_MRC_CACHE' needs update. ELOG: Event(AA) added with size 11 at 2022-11-11 05:31:24 UTC POST: 0x77 BS: BS_OS_RESUME_CHECK times (us): entry 29660 run 1059 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 438398 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 228 run 92752 exit 3338 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 7943235/tftp-deploy-xhpins2q/kernel/bzImage 7943235/tftp-deploy-xhpins2q/kernel/cmdline 7943235/tftp-deploy-xhpins2q/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 7943235/tftp-deploy-xhpins2q/kernel/bzImageq/kernel/cmdline 7943235/tftp-deploy-xhpins2q/ramdisk/ramdisk.cpio.gz Waiting for link R8152: Initializing Unknown version 0000 R8152: Problem when getting version. R8152: Initializing Version 9 (ocp_data = 6010) R8152: Done initializing Adding net device done. MAC: 00:e0:4c:75:0a:6b Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.19 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 7943235/tftp-deploy-xhpins2q/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 13873984 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: 7943235/tftp-deploy-xhpins2q/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/7943235/extract-nfsrootfs-bnk8g_ht,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: 18922061 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 5.10.154-cip19 (KernelCI@build-j492659-x86-64-gcc-10-x86-64-defconfig-x86-chromeboo7rdl4) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Fri Nov 11 03:26:58 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/7943235/extract-nfsrootfs-bnk8g_ht,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 1596.858 MHz processor [ 0.001260] last_pfn = 0x12f000 max_arch_pfn = 0x400000000 [ 0.001763] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003349] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000 [ 0.009908] check: Scanning 1 areas for low memory corruption [ 0.009918] Using GB pages for direct mapping [ 0.010402] RAMDISK: [mem 0x377c5000-0x37ffffff] [ 0.010409] ACPI: Early table checksum verification disabled [ 0.010415] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4) [ 0.010425] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010437] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010449] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531) [ 0.010459] ACPI: FACS 0x00000000CDE2E240 000040 [ 0.010467] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A) [ 0.010476] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010484] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010493] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010501] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010509] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010517] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010526] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD AGESA 00000002 MSFT 04000000) [ 0.010534] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD AGESA 00000001 AMD 00000001) [ 0.010542] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53] [ 0.010546] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f] [ 0.010550] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f] [ 0.010553] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14] [ 0.010557] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b] [ 0.010560] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91] [ 0.010564] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d] [ 0.010567] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78] [ 0.010570] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7] [ 0.010573] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f] [ 0.010577] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea] [ 0.010580] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b] [ 0.010645] No NUMA configuration found [ 0.010649] Faking a node at [mem 0x0000000000000000-0x000000012effffff] [ 0.010656] NODE_DATA(0) allocated [mem 0x12effc000-0x12effffff] [ 0.010692] Zone ranges: [ 0.010696] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.010701] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.010706] Normal [mem 0x0000000100000000-0x000000012effffff] [ 0.010711] Movable zone start for each node [ 0.010714] Early memory node ranges [ 0.010717] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.010721] node 0: [mem 0x0000000000100000-0x00000000cdd0cfff] [ 0.010725] node 0: [mem 0x0000000100000000-0x000000012effffff] [ 0.010729] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff] [ 0.010755] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.010792] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.026686] On node 0, zone Normal: 8947 pages in unavailable ranges [ 0.026759] On node 0, zone Normal: 4096 pages in unavailable ranges [ 0.026825] ACPI: PM-Timer IO Port: 0x418 [ 0.026839] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1]) [ 0.026859] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23 [ 0.026872] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55 [ 0.026878] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.026882] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) [ 0.026893] Using ACPI (MADT) for SMP configuration information [ 0.026897] ACPI: HPET id: 0x10228201 base: 0xfed00000 [ 0.026905] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.026928] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.026932] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] [ 0.026937] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff] [ 0.026940] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff] [ 0.026943] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff] [ 0.026946] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] [ 0.026949] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff] [ 0.026955] [mem 0xd0000000-0xf7ffffff] available for PCI devices [ 0.026962] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.034533] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.035076] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576 [ 0.035143] Built 1 zonelists, mobility grouping on. Total pages: 1019233 [ 0.035148] Policy zone: Normal [ 0.035161] 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/7943235/extract-nfsrootfs-bnk8g_ht,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.036228] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.036714] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.036746] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.071335] Memory: 3941532K/4141744K available (18450K kernel code, 3459K rwdata, 6772K rodata, 2028K init, 13308K bss, 199952K reserved, 0K cma-reserved) [ 0.071450] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.071501] ftrace: allocating 52770 entries in 207 pages [ 0.119020] ftrace: allocated 207 pages with 6 groups [ 0.119271] Running RCU self tests [ 0.119283] rcu: Hierarchical RCU implementation. [ 0.119286] rcu: RCU event tracing is enabled. [ 0.119289] rcu: RCU lockdep checking is enabled. [ 0.119292] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.119297] Rude variant of Tasks RCU enabled. [ 0.119299] Tracing variant of Tasks RCU enabled. [ 0.119303] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.119306] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.126485] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16 [ 0.126803] random: crng init done [ 0.126903] Console: colour dummy device 80x25 [ 0.152872] printk: console [ttyS0] enabled [ 0.153018] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.153279] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.153421] ... MAX_LOCK_DEPTH: 48 [ 0.153566] ... MAX_LOCKDEP_KEYS: 8192 [ 0.153717] ... CLASSHASH_SIZE: 4096 [ 0.153867] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.154020] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.154173] ... CHAINHASH_SIZE: 32768 [ 0.154327] memory used by lock dependency info: 6365 kB [ 0.154511] memory used for stack traces: 4224 kB [ 0.154675] per task-struct memory footprint: 1920 bytes [ 0.154910] ACPI: Core revision 20200925 [ 0.155320] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns [ 0.155677] APIC: Switch to symmetric I/O mode setup [ 0.156290] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0 [ 0.160668] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x17048cc64d6, max_idle_ns: 440795212318 ns [ 0.161043] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.71 BogoMIPS (lpj=1596858) [ 0.161403] pid_max: default: 32768 minimum: 301 [ 0.161623] LSM: Security Framework initializing [ 0.162051] SELinux: Initializing. [ 0.162211] LSM support for eBPF active [ 0.162382] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.162648] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.164002] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable. [ 0.164109] LVT offset 1 assigned for vector 0xf9 [ 0.164282] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512 [ 0.164484] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0 [ 0.165038] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.165326] Spectre V2 : Mitigation: Retpolines [ 0.165482] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.165760] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 0.165987] Spectre V2 : Enabling Speculation Barrier for firmware calls [ 0.166030] RETBleed: Mitigation: untrained return thunk [ 0.166215] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.166500] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.173718] ------------[ cut here ]------------ [ 0.173893] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 [ 0.173904] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220 [ 0.174327] Modules linked in: [ 0.174443] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.154-cip19 #1 [ 0.174667] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 0.175032] RIP: 0010:apply_returns+0x1f5/0x220 [ 0.175191] 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 60 1a 6c a5 c6 05 70 48 e4 01 01 e8 76 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 [ 0.175812] RSP: 0000:ffffffffa5a03de0 EFLAGS: 00010282 [ 0.176030] RAX: 0000000000000000 RBX: ffffffffa64d2d48 RCX: 0000000000000000 [ 0.176272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa3f7a891 [ 0.176514] RBP: ffffffffa539c220 R08: 0000000000000001 R09: 0000000000000001 [ 0.176755] R10: ffffffffa5a8fcc0 R11: 3fffffffffffffff R12: ffffffffa64e9f34 [ 0.177030] R13: cccccccccccccccc R14: ffffffffa539c225 R15: 0000000000000000 [ 0.177272] FS: 0000000000000000(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 0.177545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.177741] CR2: ffff979ccf601000 CR3: 000000010de26000 CR4: 00000000001506f0 [ 0.177982] Call Trace: [ 0.178049] alternative_instructions+0x7d/0x143 [ 0.178212] check_bugs+0xedd/0xf39 [ 0.178341] start_kernel+0x517/0x54d [ 0.178475] secondary_startup_64_no_verify+0xc2/0xcb [ 0.178659] irq event stamp: 1687 [ 0.178778] hardirqs last enabled at (1695): [] console_unlock+0x4d1/0x5f0 [ 0.179032] hardirqs last disabled at (1706): [] console_unlock+0x444/0x5f0 [ 0.179321] softirqs last enabled at (1704): [] irq_enter_rcu+0x71/0x80 [ 0.179600] softirqs last disabled at (1703): [] irq_enter_rcu+0x56/0x80 [ 0.179880] ---[ end trace 67f9fed69db83197 ]--- [ 0.1# 83549] Freeing SMP alternatives memory: 44K [ 0.184278] smpboot: CPU 0 Converting physical 2 to logical die 0 [ 0.286667] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0) [ 0.287027] Performance Events: Fam15h core perfctr, AMD PMU driver. [ 0.287040] ... version: 0 [ 0.287181] ... bit width: 48 [ 0.287324] ... generic registers: 6 [ 0.287464] ... value mask: 0000ffffffffffff [ 0.287646] ... max period: 00007fffffffffff [ 0.287829] ... fixed-purpose events: 0 [ 0.288032] ... event mask: 000000000000003f [ 0.288530] rcu: Hierarchical SRCU implementation. [ 0.290209] smp: Bringing up secondary CPUs ... [ 0.290958] x86: Booting SMP configuration: [ 0.291058] .... node #0, CPUs: #1 [ 0.292200] smp: Brought up 1 node, 2 CPUs [ 0.292395] smpboot: Max logical packages: 1 [ 0.293050] smpboot: Total of 2 processors activated (6387.43 BogoMIPS) [ 0.294492] devtmpfs: initialized [ 0.294492] x86/mm: Memory block size: 128MB [ 0.298113] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.298375] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 0.299206] pinctrl core: initialized pinctrl subsystem [ 0.299621] PM: RTC time: 05:31:38, date: 2022-11-11 [ 0.300257] NET: Registered protocol family 16 [ 0.300950] audit: initializing netlink subsys (disabled) [ 0.301091] audit: type=2000 audit(1668144698.145:1): state=initialized audit_enabled=0 res=1 [ 0.301505] thermal_sys: Registered thermal governor 'step_wise' [ 0.301509] thermal_sys: Registered thermal governor 'user_space' [ 0.301803] cpuidle: using governor menu [ 0.302277] ACPI: bus type PCI registered [ 0.302546] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000) [ 0.303039] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820 [ 0.303272] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!) [ 0.303637] PCI: Using configuration type 1 for base access [ 0.320102] Kprobes globally optimized [ 0.320274] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.321036] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.321411] cryptomgr_test (28) used greatest stack depth: 14880 bytes left [ 0.324119] ACPI: Added _OSI(Module Device) [ 0.324237] ACPI: Added _OSI(Processor Device) [ 0.324393] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.324556] ACPI: Added _OSI(Processor Aggregator Device) [ 0.324745] ACPI: Added _OSI(Linux-Dell-Video) [ 0.324902] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.325053] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.342275] ACPI: 4 ACPI AML tables successfully acquired and loaded [ 0.353746] ACPI: EC: EC started [ 0.353879] ACPI: EC: interrupt blocked [ 0.354498] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.354677] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions [ 0.354929] ACPI: Interpreter enabled [ 0.355095] ACPI: (supports S0 S1 S3 S4 S5) [ 0.355243] ACPI: Using IOAPIC for interrupt routing [ 0.355455] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.356554] ACPI: Enabled 3 GPEs in block 00 to 1F [ 0.359325] ACPI: Power Resource [P0U2] (off) [ 0.359647] ACPI: Power Resource [P3U2] (off) [ 0.361465] ACPI: Power Resource [P0U3] (off) [ 0.361755] ACPI: Power Resource [P3U3] (off) [ 0.372004] ACPI: Power Resource [PRIC] (on) [ 0.399584] ACPI: Power Resource [PRIC] (on) [ 0.432842] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.433040] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.433561] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] [ 0.433850] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge [ 0.434144] acpi PNP0A08:00: host bridge window expanded to [io 0x0000-0x0cf7 window]; [io 0x03b0-0x03df window] ignored [ 0.434697] PCI host bridge to bus 0000:00 [ 0.435034] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.435267] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.435499] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] [ 0.435735] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff] [ 0.435970] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff] [ 0.436034] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.436280] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000 [ 0.437323] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000 [ 0.437548] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref] [ 0.437805] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref] [ 0.438040] pci 0000:00:01.0: reg 0x20: [io 0x1000-0x10ff] [ 0.438239] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff] [ 0.438460] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref] [ 0.438695] pci 0000:00:01.0: enabling Extended Tags [ 0.438938] pci 0000:00:01.0: supports D1 D2 [ 0.439033] pci 0000:00:01.0: PME# supported from D1 D2 D3hot [ 0.439617] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300 [ 0.439840] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit] [ 0.440070] pci 0000:00:01.1: enabling Extended Tags [ 0.440296] pci 0000:00:01.1: supports D1 D2 [ 0.440701] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000 [ 0.441292] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400 [ 0.441546] pci 0000:00:02.2: enabling Extended Tags [ 0.441789] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold [ 0.442392] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400 [ 0.442646] pci 0000:00:02.4: enabling Extended Tags [ 0.442886] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold [ 0.443401] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000 [ 0.443880] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000 [ 0.444047] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref] [ 0.444299] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff] [ 0.444520] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff] [ 0.444741] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff] [ 0.445038] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff] [ 0.445516] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000 [ 0.446079] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330 [ 0.446312] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit] [ 0.446687] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold [ 0.447295] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320 [ 0.447519] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff] [ 0.447836] pci 0000:00:12.0: supports D1 D2 [ 0.447986] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.448366] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500 [ 0.449150] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100 [ 0.449757] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501 [ 0.449987] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit] [ 0.450128] pci 0000:00:14.7: PME# supported from D3cold [ 0.450644] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000 [ 0.451283] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000 [ 0.451733] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000 [ 0.452215] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000 [ 0.452672] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000 [ 0.453125] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000 [ 0.453763] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000 [ 0.454058] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit] [ 0.454571] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 0.455276] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.455457] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.455898] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501 [ 0.456137] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff] [ 0.456447] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff] [ 0.456909] pci 0000:02:00.0: PME# supported from D3hot D3cold [ 0.460210] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.460398] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.462572] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15) [ 0.462983] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15) [ 0.463171] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15) [ 0.463558] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15) [ 0.464157] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15) [ 0.464542] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0 [ 0.464869] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.465168] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.469713] ACPI: EC: interrupt unblocked [ 0.469865] ACPI: EC: event unblocked [ 0.470001] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.470033] ACPI: EC: GPE=0x3 [ 0.470143] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete [ 0.470385] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events [ 0.471153] iommu: Default domain type: Translated [ 0.472093] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 0.472317] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.472624] pci 0000:00:01.0: vgaarb: bridge control possible [ 0.472822] vgaarb: loaded [ 0.473397] SCSI subsystem initialized [ 0.473551] ACPI: bus type USB registered [ 0.473551] usbcore: registered new interface driver usbfs [ 0.473700] usbcore: registered new interface driver hub [ 0.474059] usbcore: registered new device driver usb [ 0.492213] pps_core: LinuxPPS API ver. 1 registered [ 0.492392] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.493041] PTP clock support registered [ 0.494171] Advanced Linux Sound Architecture Driver Initialized. [ 0.495291] NetLabel: Initializing [ 0.495413] NetLabel: domain hash size = 128 [ 0.495565] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.495812] NetLabel: unlabeled traffic allowed by default [ 0.496134] PCI: Using ACPI for IRQ routing [ 0.497840] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 0.498019] hpet0: 3 comparators, 32-bit 14.318180 MHz counter [ 0.501120] clocksource: Switched to clocksource tsc-early [ 0.852518] VFS: Disk quotas dquot_6.6.0 [ 0.852697] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.853246] pnp: PnP ACPI init [ 0.853858] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved [ 0.854548] system 00:03: [io 0x0900-0x09fe] has been reserved [ 0.854938] system 00:04: [io 0x0200] has been reserved [ 0.855125] system 00:04: [io 0x0204] has been reserved [ 0.855310] system 00:04: [io 0x0800-0x087f] has been reserved [ 0.855515] system 00:04: [io 0x0880-0x08ff] has been reserved [ 0.857440] pnp: PnP ACPI: found 6 devices [ 0.868766] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.869173] NET: Registered protocol family 2 [ 0.869524] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.870849] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) [ 0.871215] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 0.871668] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) [ 0.872989] TCP: Hash tables configured (established 32768 bind 32768) [ 0.873783] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) [ 0.874209] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.874585] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.875098] NET: Registered protocol family 1 [ 0.875895] RPC: Registered named UNIX socket transport module. [ 0.876122] RPC: Registered udp transport module. [ 0.876286] RPC: Registered tcp transport module. [ 0.876450] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.877056] NET: Registered protocol family 44 [ 0.877242] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.877421] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.877660] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.877836] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.878076] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.878295] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.878507] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] [ 0.878722] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff] [ 0.878936] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff] [ 0.879157] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff] [ 0.879372] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff] [ 0.879736] pci 0000:00:01.0: disabling ATS [ 0.879890] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.880364] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0 [ 0.881390] pci 0000:00:10.0: PME# does not work under D0, disabling it [ 0.882254] PCI: CLS 64 bytes, default 64 [ 0.882701] Unpacking initramfs... [ 1.085714] Freeing initrd memory: 8428K [ 1.085907] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.086151] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB) [ 1.086470] LVT offset 0 assigned for vector 0x400 [ 1.086706] perf: AMD IBS detected (0x000007ff) [ 1.086919] kvm: no hardware support [ 1.087230] kvm: Nested Virtualization enabled [ 1.087389] SVM: kvm: Nested Paging enabled [ 1.087535] SVM: Virtual VMLOAD VMSAVE supported [ 1.087694] SVM: Virtual GIF supported [ 1.089334] check: Scanning for low memory corruption every 60 seconds [ 1.090973] Initialise system trusted keyrings [ 1.091341] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 1.104079] NFS: Registering the id_resolver key type [ 1.104300] Key type id_resolver registered [ 1.104468] Key type id_legacy registered [ 1.120370] Key type asymmetric registered [ 1.120541] Asymmetric key parser 'x509' registered [ 1.120768] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.121032] io scheduler mq-deadline registered [ 1.121192] io scheduler kyber registered [ 1.121497] test_firmware: interface ready [ 1.123566] pcieport 0000:00:02.2: PME: Signaling with IRQ 25 [ 1.124332] pcieport 0000:00:02.4: PME: Signaling with IRQ 26 [ 1.125328] ACPI: AC Adapter [AC] (on-line) [ 1.125727] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0 [ 1.126647] ACPI: Lid Switch [LID0] [ 1.126950] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 1.127361] ACPI: Power Button [PWRF] [ 1.127768] ACPI: Video Device [IGFX] (multi-head: no rom: yes post: no) [ 1.128546] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2 [ 1.129012] ACPI: \_PR_.P000: Found 2 idle states [ 1.129614] ACPI: \_PR_.P001: Found 2 idle states [ 1.132064] thermal LNXTHERM:00: registered as thermal_zone0 [ 1.132269] ACPI: Thermal Zone [THRM] (43 C) [ 1.132794] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.135951] printk: console [ttyS0] disabled [ 1.136143] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.136535] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A [ 2.112530] tsc: Refined TSC clocksource calibration: 1597.002 MHz [ 2.112548] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns [ 2.112626] clocksource: Switched to clocksource tsc [ 3.767538] printk: console [ttyS0] enabled [ 3.772639] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A [ 3.781732] Non-volatile memory driver v1.3 [ 3.786044] Linux agpgart interface v0.103 [ 3.791515] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 3.807344] loop: module loaded [ 3.811003] lkdtm: No crash points registered, enable through debugfs [ 3.819006] e100: Intel(R) PRO/100 Network Driver [ 3.823721] e100: Copyright(c) 1999-2006 Intel Corporation [ 3.829249] e1000: Intel(R) PRO/1000 Network Driver [ 3.834130] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.839929] e1000e: Intel(R) PRO/1000 Network Driver [ 3.844898] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 3.850868] sky2: driver version 1.30 [ 3.854753] usbcore: registered new interface driver r8152 [ 3.860533] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.867079] ehci-pci: EHCI PCI platform driver [ 3.871972] ehci-pci 0000:00:12.0: EHCI Host Controller [ 3.877735] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1 [ 3.885190] ehci-pci 0000:00:12.0: debug port 2 [ 3.889893] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000 [ 3.902435] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00 [ 3.908616] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 3.916910] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.924133] usb usb1: Product: EHCI Host Controller [ 3.929017] usb usb1: Manufacturer: Linux 5.10.154-cip19 ehci_hcd [ 3.935114] usb usb1: SerialNumber: 0000:00:12.0 [ 3.940702] hub 1-0:1.0: USB hub found [ 3.944535] hub 1-0:1.0: 2 ports detected [ 3.949505] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 3.955709] ohci-pci: OHCI PCI platform driver [ 3.960208] uhci_hcd: USB Universal Host Controller Interface driver [ 3.966953] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 3.972863] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 [ 3.980503] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410 [ 3.990639] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 3.998923] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.006147] usb usb2: Product: xHCI Host Controller [ 4.011039] usb usb2: Manufacturer: Linux 5.10.154-cip19 xhci-hcd [ 4.017136] usb usb2: SerialNumber: 0000:00:10.0 [ 4.022439] hub 2-0:1.0: USB hub found [ 4.026311] hub 2-0:1.0: 4 ports detected [ 4.031237] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 4.036725] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3 [ 4.044132] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed [ 4.050528] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM. [ 4.058925] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 [ 4.067189] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.074413] usb usb3: Product: xHCI Host Controller [ 4.079365] usb usb3: Manufacturer: Linux 5.10.154-cip19 xhci-hcd [ 4.085472] usb usb3: SerialNumber: 0000:00:10.0 [ 4.091112] hub 3-0:1.0: USB hub found [ 4.094940] hub 3-0:1.0: 4 ports detected [ 4.099921] usbcore: registered new interface driver usblp [ 4.105459] usbcore: registered new interface driver usb-storage [ 4.111793] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers [ 4.120764] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 [ 4.127553] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 4.138962] i8042: Warning: Keylock active [ 4.143235] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.149433] rtc_cmos 00:01: RTC can wake from S4 [ 4.155242] rtc_cmos 00:01: registered as rtc0 [ 4.159905] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs [ 4.167212] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 [ 4.176381] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com [ 4.184940] sdhci: Secure Digital Host Controller Interface driver [ 4.191127] sdhci: Copyright(c) Pierre Ossman [ 4.195548] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1) [ 4.206315] usb 1-1: new high-speed USB device number 2 using ehci-pci [ 4.291309] usb 2-1: new high-speed USB device number 2 using xhci_hcd [ 4.298798] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit [ 4.305892] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1) [ 4.313706] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage [ 4.321793] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA [ 4.328775] hid: raw HID events driver (C) Jiri Kosina [ 4.334580] usbcore: registered new interface driver usbhid [ 4.340168] usbhid: USB HID core driver [ 4.345536] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18 [ 4.348090] cros_ec_lpcs GOOG0004:00: Chrome EC device registered [ 4.353781] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.361243] snd_hda_intel 0000:00:01.1: Force to non-snoop mode [ 4.373346] hub 1-1:1.0: USB hub found [ 4.377646] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.383187] hub 1-1:1.0: 4 ports detected [ 4.383608] gre: GRE over IPv4 demultiplexor driver [ 4.392110] ip_gre: GRE over IPv4 tunneling driver [ 4.398743] IPv4 over IPsec tunneling driver [ 4.399361] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up [ 4.403904] Initializing XFRM netlink socket [ 4.415345] NET: Registered protocol family 10 [ 4.421158] Segment Routing with IPv6 [ 4.425809] ip6_gre: GRE over IPv6 tunneling driver [ 4.431211] NET: Registered protocol family 17 [ 4.434065] usb 2-1: New USB device found, idVendor=04b4, idProduct=6502, bcdDevice=50.10 [ 4.435844] Key type dns_resolver registered [ 4.443848] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.448125] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending. [ 4.457703] hub 2-1:1.0: USB hub found [ 4.467580] microcode: CPU0: patch_level=0x06006705 [ 4.472508] hub 2-1:1.0: 4 ports detected [ 4.472523] microcode: CPU1: patch_level=0x06006705 [ 4.481530] microcode: Microcode Update Driver: v2.2. [ 4.481542] IPI shorthand broadcast: enabled [ 4.490895] sched_clock: Marking stable (4461584104, 29270571)->(4518391933, -27537258) [ 4.499265] registered taskstats version 1 [ 4.503377] Loading compiled-in X.509 certificates [ 4.510575] PM: Magic number: 14:861:516 [ 4.514791] acpi LNXPOWER:00: hash matches [ 4.519103] printk: console [netcon0] enabled [ 4.523480] netconsole: network logging started [ 4.528685] acpi_cpufreq: overriding BIOS provided _PSD data [ 4.535463] IP-Config: Failed to open gretap0 [ 4.539873] IP-Config: Failed to open erspan0 [ 4.544243] IP-Config: No network devices available [ 4.549168] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.561325] modprobe (80) used greatest stack depth: 14040 bytes left [ 4.568660] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.575680] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.577096] ALSA device list: [ 4.584393] cfg80211: failed to load regulatory.db [ 4.587322] No soundcards found. [ 4.596017] dw-apb-uart AMD0020:00: forbid DMA for kernel console [ 4.603065] usb 2-4: new high-speed USB device number 3 using xhci_hcd [ 4.610801] Freeing unused kernel image (initmem) memory: 2028K [ 4.622395] Write protecting the kernel read-only data: 28672k [ 4.629876] Freeing unused kernel image (text/rodata gap) memory: 2028K [ 4.637314] Freeing unused kernel image (rodata/data gap) memory: 1420K [ 4.643949] Run /init as init process Loading, please wait... Starting version 247.3-7+deb11u1[ 4.672824] systemd-udevd (102) used greatest stack depth: 13584 bytes left [ 4.713077] usb 1-1.1: new high-speed USB device number 3 using ehci-pci [ 4.743223] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.751462] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.758626] usb 2-4: Product: USB 10/100/1000 LAN [ 4.763350] usb 2-4: Manufacturer: Realtek [ 4.767461] usb 2-4: SerialNumber: 001000001 [ 4.824130] usb 2-1.1: new high-speed USB device number 4 using xhci_hcd [ 4.873840] usb 1-1.1: New USB device found, idVendor=04ca, idProduct=709a, bcdDevice= 0.03 [ 4.882264] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [ 4.889593] usb 1-1.1: Product: HP Wide Vision HD Camera [ 4.894919] usb 1-1.1: Manufacturer: Generic [ 4.899202] usb 1-1.1: SerialNumber: DHQBQ019ICZOJQ [ 4.924129] usb 2-1.1: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.932513] usb 2-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.939838] usb 2-1.1: Product: USB 10/100/1000 LAN [ 4.944728] usb 2-1.1: Manufacturer: Realtek [ 4.949010] usb 2-1.1: SerialNumber: 000000000000 [ 4.970337] r8152 2-1.1:2.0: Unknown version 0x0000 [ 5.023596] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. [ 5.030063] usb 1-1.2: new full-speed USB device number 4 using ehci-pci [ 5.039990] usb 2-4: reset high-speed USB device number 3 using xhci_hcd [ 5.147578] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01 [ 5.155999] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.270073] r8152 2-4:1.0: load rtl8153b-2 v1 10/23/19 successfully [ 5.334116] r8152 2-4:1.0 eth0: v1.11.11 [ 5.366193] r8152 2-4:1.0 enx00e04c750a6b: 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: enx00e04c750a6b hardware address 00:e0:4c:75:0a:6b mtu 1500 DHCP IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address [ 5.912098] mmc1: new HS200 MMC card at address 0001 [ 5.919129] mmcblk1: mmc1:0001 hB8aP> 29.1 GiB [ 5.924042] mmcblk1boot0: mmc1:0001 hB8aP> partition 1 4.00 MiB [ 5.930193] mmcblk1boot1: mmc1:0001 hB8aP> partition 2 4.00 MiB [ 5.936999] mmcblk1rpmb: mmc1:0001 hB8aP> partition 3 16.0 MiB, chardev (246:0) [ 5.949785] mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 [ 6.959128] IPv6: ADDRCONF(NETDEV_CHANGE): enx00e04c750a6b: link becomes ready [ 6.968019] r8152 2-4:1.0 enx00e04c750a6b: carrier on IP-Config: no response after 2 secs - giving up IP-Config: enx00e04c750a6b hardware address 00:e0:4c:75:0a:6b mtu 1500 DHCP IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enx00e04c750a6b complete (dhcp from 192.168.201.1): address: 192.168.201.19 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : hp-11A-G6-EE-grunt-cbg-5 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : [ 7.286911] nfsmount (140) 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 [ 8.534159] 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) [ 8.569475] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 11 (bullseye)! [ 8.605185] systemd[1]: Set hostname to . [ 9.408455] systemd[1]: Queued start job for default target Graphical Interface. [ 9.419893] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 9.435002] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 9.449986] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 9.466930] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 9.482842] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 9.502699] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 9.522476] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary…s File System Automount Point. [ 9.543503] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 9.558493] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 9.570445] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 9.585444] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 9.597445] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 9.609869] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 9.627446] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 9.640466] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 9.655995] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 9.668472] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 9.685330] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 9.699898] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 9.713754] systemd[1]: Mounting Huge Pages File System... Mounting Huge Pages File System... [ 9.728455] systemd[1]: Mounting POSIX Message Queue File System... Mounting POSIX Message Queue File System... [ 9.748432] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 9.763962] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 9.791624] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 9.813096] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 9.834387] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 9.849349] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 9.866732] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 9.882884] systemd[1]: Starting Journal Service... Starting Journal Service... [ 9.917248] fuse: init (API version 7.32) [ 9.935156] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 9.949749] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 9.968977] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 9.996213] systemd[1]: Mounted Huge Pages File System. [ OK ] Mounted Huge Pages File System. [ 10.012859] systemd[1]: Mounted POSIX Message Queue File System. [ OK ] Mounted POSIX Message Queue File System. [ 10.034413] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 10.050670] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 10.072916] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 10.092452] systemd[1]: modprobe@configfs.service: Succeeded. [ 10.099093] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 10.116892] systemd[1]: modprobe@drm.service: Succeeded. [ 10.124066] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 10.141713] systemd[1]: modprobe@fuse.service: Succeeded. [ 10.148354] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 10.161537] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. [ OK ] Finished Load Kernel Modules. [ OK ] Finished Remount Root and Kernel File Systems. Mounting FUSE Control File System... Mounting Kernel Configuration File System... Starting Flush Journal to Persistent Storage... Starting Load/Save Random Seed... Starting Apply Kernel Variables... Starting Create System Users... [ OK ] Mounted FUSE Control File System. [ OK ] Mounted Kernel Configuration File System. [ OK ] Finished Load/Save Random Seed.[ 10.315418] systemd-journald[175]: Received client request to flush runtime journal. [ OK ] Finished Apply Kernel Variables. [ OK ] Finished Create System Users. Starting Create Static Device Nodes in /dev... [ OK ] Finished Coldplug All udev Devices. [ OK ] Finished Flush Journal to Persistent Storage. [ OK ] Finished Create Static Device Nodes in /dev. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Create Volatile Files and Directories... Starting Rule-based Manage…for Device Events and Files... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Finished Create Volatile Files and Directories. Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Service. Starting Network Name Resolution... [ OK ] Found device /dev/ttyS0. [ OK ] Started Network Time Synchronization. [ 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... [ OK ] Started Network Name Resolution. [ OK ] Reached target Network. [ OK ] Reached target Host and Network Name Lookups. Starting Permit User Sessions... [ OK ] Started User Login Management. [ 14.643902] readlink (231) used greatest stack depth: 12672 bytes left [ OK ] Finished Permit User Sessions. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ 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 5.10.154-cip19 #1 SMP Fri Nov 11 03:26:58 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/7943235/extract-nfsrootfs-bnk8g_ht' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7943235/extract-nfsrootfs-bnk8g_ht' / # 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-7943235/environment . /lava-7943235/environment / # /lava-7943235/bin/lava-test-runner /lava-7943235/0 /lava-7943235/bin/lava-test-runner /lava-7943235/0 [ 17.054545] date (268) used greatest stack depth: 12528 bytes left + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7943235/0/tests/0_timesync-off ++ cat uuid + UUID=7943235_1.5.2.3.1 + set +x + systemctl stop systemd-timesyncd + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-7943235/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7943235_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-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.153-cip19-122-g149fbc7cd21d/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-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7943235/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-11-11 05:32:15-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.153-cip19-122-g149fbc7cd21d/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: 3597408 (3.4M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 47.81K 167KB/s kselftest.tar.xz 6%[> ] 216.08K 377KB/s kselftest.tar.xz 23%[===> ] 814.23K 896KB/s kselftest.tar.xz 57%[==========> ] 1.97M 1.72MB/s kselftest.tar.xz 86%[================> ] 2.97M 2.20MB/s kselftest.tar.xz 100%[===================>] 3.43M 2.32MB/s in 1.5s 2022-11-11 05:32:17 (2.32 MB/s) - 'kselftest.tar.xz' saved [3597408/3597408] 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 ======================================== [ 47.397395] kselftest: Running tests in lkdtm TAP version 13 1..70 # selftests: lkdtm: PANIC.sh # Skipping PANIC: crashes entire system ok 1 selftests: lkdtm: PANIC.sh # SKIP # selftests: lkdtm: BUG.sh [ 47.702837] lkdtm: Performing direct entry BUG [ 47.707446] ------------[ cut here ]------------ [ 47.712118] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 47.717381] invalid opcode: 0000 [#1] SMP NOPTI [ 47.721909] CPU: 1 PID: 697 Comm: cat Tainted: G W 5.10.154-cip19 #1 [ 47.729552] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 47.735466] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.739384] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 47.758120] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 47.763337] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.770457] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 47.777579] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 47.784699] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.791821] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 47.798944] FS: 00007f7cd7b0f580(0000) GS:ffff979cead00000(0000) knlGS:0000000000000000 [ 47.807020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.812755] CR2: 00007f7cd78db000 CR3: 0000000102874000 CR4: 00000000001506e0 [ 47.819875] Call Trace: [ 47.822323] direct_entry.cold+0x2c/0x38 [ 47.826243] full_proxy_write+0x56/0x80 [ 47.830075] vfs_write+0xea/0x3a0 [ 47.833384] ksys_write+0x68/0xf0 [ 47.836696] do_syscall_64+0x33/0x40 [ 47.840267] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.845310] RIP: 0033:0x7f7cd79e88f3 [ 47.848878] 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 [ 47.867612] RSP: 002b:00007ffd6a654b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.875168] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7cd79e88f3 [ 47.882288] RDX: 0000000000000004 RSI: 00007f7cd78db000 RDI: 0000000000000001 [ 47.889409] RBP: 00007f7cd78db000 R08: 00007f7cd78da010 R09: 0000000000000000 [ 47.896530] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 47.903652] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.910779] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 47.923218] ---[ end trace 67f9fed69db83199 ]--- [ 47.927841] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.931766] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 47.950509] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 47.955735] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.962865] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 47.970005] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 47.977136] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.984265] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 47.991398] FS: 00007f7cd7b0f580(0000) GS:ffff979cead00000(0000) knlGS:0000000000000000 [ 47.999486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.005231] CR2: 00007f7cd78db000 CR3: 0000000102874000 CR4: 00000000001506e0 # Segmentation fault # [ 47.702837] lkdtm: Performing direct entry BUG # [ 47.707446] ------------[ cut here ]------------ # [ 47.712118] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 47.717381] invalid opcode: 0000 [#1] SMP NOPTI # [ 47.721909] CPU: 1 PID: 697 Comm: cat Tainted: G W 5.10.154-cip19 #1 # [ 47.729552] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.735466] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.739384] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 47.758120] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 47.763337] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.770457] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 47.777579] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 47.784699] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.791821] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 47.798944] FS: 00007f7cd7b0f580(0000) GS:ffff979cead00000(0000) knlGS:0000000000000000 # [ 47.807020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.812755] CR2: 00007f7cd78db000 CR3: 0000000102874000 CR4: 00000000001506e0 # [ 47.819875] Call Trace: # [ 47.822323] direct_entry.cold+0x2c/0x38 # [ 47.826243] full_proxy_write+0x56/0x80 # [ 47.830075] vfs_write+0xea/0x3a0 # [ 47.833384] ksys_write+0x68/0xf0 # [ 47.836696] d[ 48.157522] lkdtm: Performing direct entry WARNING o_syscall_64+0x33/0x40 # [ 47.840267] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.845310] RIP: 0033:0x7f7cd79e88f3 # [ 47.848878] 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 b[ 48.179436] ------------[ cut here ]------------ 8 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 # [ 47.867612] RSP: 002b:00007ffd6a654b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.875168] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7cd79e[ 48.206225] WARNING: CPU: 0 PID: 733 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 88f3 # [ 47.882288] RDX: 0000000000000004 RSI: 00007f7cd78db000 RDI: 0000000000000001 # [ 47.889409] RBP: 00007f7cd78db000 R08: 00007f7cd78da010 R09: 0000000000000000 # [ 47.896530] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001[ 48.236816] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 47.903652] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.910779] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 47.923218] ---[ end[ 48.271403] CPU: 0 PID: 733 Comm: cat Tainted: G D W 5.10.154-cip19 #1 trace 67f9fed69db83199 ]--- # [ 47.927841] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.931766] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 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 0[ 48.301252] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 47.950509] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 47.955735] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.962865] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: fffff[ 48.329417] RIP: 0010:lkdtm_WARNING+0x13/0x20 fffa539bd90 # [ 47.970005] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 47.977136] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.984265] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc[ 48.355895] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 01 75 05 e9 6d 49 92 00 <0f> 0b e9 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 c6 492f000 # [ 47.991398] FS: 00007f7cd7b0f580(0000) GS:ffff979cead00000(0000) knlGS:0000000000000000 # [ 47.999486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.005231] CR2: 00007f7cd78db000 CR3: 0000000102874000 CR4: 00000000001506e0 [ 48.396883] RSP: 0018:ffffabd60091fe60 EFLAGS: 00010202 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh [ 48.424256] RAX: ffffffffa46dff80 RBX: 0000000000000002 RCX: 0000000000000000 [ 48.439616] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffffffffa539bda0 [ 48.446799] RBP: ffffffffa57838af R08: 0000000000000000 R09: 0000000000000000 [ 48.453968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 [ 48.461146] R13: ffffabd60091ff10 R14: ffffabd60091ff10 R15: ffff979cc27a3000 [ 48.468325] FS: 00007ff046303580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 48.476438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.482213] CR2: 00007ff046103000 CR3: 000000010496a000 CR4: 00000000001506f0 [ 48.489359] Call Trace: [ 48.491824] direct_entry.cold+0x2c/0x38 [ 48.495761] full_proxy_write+0x56/0x80 [ 48.499599] vfs_write+0xea/0x3a0 [ 48.502912] ksys_write+0x68/0xf0 [ 48.506229] do_syscall_64+0x33/0x40 [ 48.509805] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 48.514852] RIP: 0033:0x7ff0462108f3 [ 48.518444] 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 [ 48.537191] RSP: 002b:00007ffd03105328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.544756] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007ff0462108f3 [ 48.551897] RDX: 0000000000000008 RSI: 00007ff046103000 RDI: 0000000000000001 [ 48.559024] RBP: 00007ff046103000 R08: 00007ff046102010 R09: 0000000000000000 [ 48.566154] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 48.573283] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.580437] irq event stamp: 0 [ 48.583502] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 48.589775] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 48.597943] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 48.606112] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 48.612381] ---[ end trace 67f9fed69db8319a ]--- # [ 48.157522] lkdtm: Performing direct entry WARNING # [ 48.179436] ------------[ cut here ]------------ # [ 48.206225] WARNING: CPU: 0 PID: 733 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 48.236816] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 48.271403] CPU: 0 PID: 733 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 48.301252] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.329417] RIP: 0010:lkdtm_WARNING+0x13/0x20 # [ 48.355895] Code: c0 f4 ff ff ff eb c9 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 01 75 05 e9 6d 49 92 00 <0f> 0b e9 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 c6 # [ 48.396883] RSP: 0018:ffffabd60091fe60 EFLAGS: 00010202 # [ 48.424256] RAX: ffffffffa46dff80 RBX: 0000000000000002 RCX: 0000000000000000 # [ 48.439616] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffffffffa539bda0 # [ 48.446799] RBP: ffffffffa57838af R08: 0000000000000000 R09: 0000000000000000 # [ 48.453968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 48.461146] R13: ffffabd60091ff10 R14: ffffabd60091ff10 R15: ffff979cc27a3000 # [ 48.468325] FS: 00007ff046303580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 48.476438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.482213] CR2: 00007ff046103000 CR3: 000000010496a000 CR4: 00000000001506f0 # [ 48.489359] Call[ 48.752063] lkdtm: Performing direct entry WARNING_MESSAGE Trace: # [ 48.491824] direct_entry.cold+0x2c/0x38 # [ 48.495761] full_proxy_write+0x56/0x80 # [ 48.499599] vfs_write+0xea/0x3a0 # [ 48.502912] ksys_write+0x68/0xf0 # [ 48.506229] do_syscall_64+0x33/0x40 # [ 48.509805] entry_SYSCALL[ 48.776690] ------------[ cut here ]------------ _64_after_hwframe+0x61/0xc6 # [ 48.514852] RIP: 0033:0x7ff0462108f3 # [ 48.518444] 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 [ 48.803497] Warning message trigger count: 2 40 00 48 83 ec 28 48 89 54 24 18 # [ 48.537191] RSP: 002b:00007ffd03105328 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.544756] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007ff0462108f3 # [ 48.551897] RDX: 0000000000000008 RSI: 00007[ 48.830076] WARNING: CPU: 0 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 ff046103000 RDI: 0000000000000001 # [ 48.559024] RBP: 00007ff046103000 R08: 00007ff046102010 R09: 0000000000000000 # [ 48.566154] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 48.573283] R13: 0000000000000001 R14: 000000000[ 48.861247] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 0020000 R15: 0000000000020000 # [ 48.580437] irq event stamp: 0 # [ 48.583502] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 48.589775] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 48.597943] s[ 48.895964] CPU: 0 PID: 768 Comm: cat Tainted: G D W 5.10.154-cip19 #1 oftirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 48.606112] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 48.612381] ---[ end trace 67f9fed69db8319a ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lk[ 48.925762] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 dtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh [ 48.953828] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 [ 48.963816] Code: 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 c6 92 02 48 c7 c7 10 3e 78 a5 8d 70 01 89 35 71 c6 92 02 e8 4b 48 63 00 <0f> 0b e9 39 49 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 [ 48.982612] RSP: 0018:ffffabd60098fe60 EFLAGS: 00010286 [ 48.987875] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 48.995063] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 49.002233] RBP: ffffffffa57838b7 R08: 0000000000000000 R09: 0000000000000000 [ 49.009405] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 [ 49.016570] R13: ffffabd60098ff10 R14: ffffabd60098ff10 R15: ffff979cc408b000 [ 49.023750] FS: 00007f9199736580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 49.031877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.037672] CR2: 00007f9199503000 CR3: 0000000102874000 CR4: 00000000001506f0 [ 49.044875] Call Trace: [ 49.047401] direct_entry.cold+0x2c/0x38 [ 49.051395] full_proxy_write+0x56/0x80 [ 49.055308] vfs_write+0xea/0x3a0 [ 49.058711] ksys_write+0x68/0xf0 [ 49.062084] do_syscall_64+0x33/0x40 [ 49.065728] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 49.070836] RIP: 0033:0x7f91996108f3 [ 49.074411] 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 [ 49.093179] RSP: 002b:00007ffc9a6bcc88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.100748] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f91996108f3 [ 49.107885] RDX: 0000000000000010 RSI: 00007f9199503000 RDI: 0000000000000001 [ 49.115010] RBP: 00007f9199503000 R08: 00007f9199502010 R09: 0000000000000000 [ 49.122137] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.129287] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.136425] irq event stamp: 0 [ 49.139481] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 49.145746] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 49.153916] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 49.162102] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 49.168363] ---[ end trace 67f9fed69db8319b ]--- # [ 48.752063] lkdtm: Performing direct entry WARNING_MESSAGE # [ 48.776690] ------------[ cut here ]------------ # [ 48.803497] Warning message trigger count: 2 # [ 48.830076] WARNING: CPU: 0 PID: 768 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 48.861247] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 48.895964] CPU: 0 PID: 768 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 48.925762] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.953828] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 48.963816] Code: 66 49 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 81 c6 92 02 48 c7 c7 10 3e 78 a5 8d 70 01 89 35 71 c6 92 02 e8 4b 48 63 00 <0f> 0b e9 39 49 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 # [ 48.982612] RSP: 0018:ffffabd60098fe60 EFLAGS: 00010286 # [ 48.987875] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 48.995063] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 49.002233] RBP: ffffffffa57838b7 R08: 0000000000000000 R09: 0000000000000000 # [ 49.009405] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 # [ 49.016570] R13: ffffabd60098ff10 R14: ffffabd60098ff10 R15: ffff979cc408b000 # [ 49.023750] FS: 00007f9199736580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 49.031877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.037672] CR2: 00007f9199503000 CR3: 0000000102874000 CR4: 00000000001506f0 # [ [ 49.308331] lkdtm: Performing direct entry EXCEPTION 49.044875] Call Trace: # [ 49.047401] direct_entry.cold+0x2c/0x38 # [ 49.051395] full_proxy_write+0x56/0x80 # [ 49.055308] vfs_write+0xea/0x3a0 # [ 49.058711] ksys_write+0x68/0xf0 # [ 49.062084] do_syscall_64+0x33/0x40 # [ 49.06572[ 49.332409] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 49.361495] #PF: supervisor write access in kernel mode 8] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 49.070836] RIP: 0033:0x7f91996108f3 # [ 49.074411] 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 f[ 49.366710] #PF: error_code(0x0002) - not-present page f 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.093179] RSP: 002b:00007ffc9a6bcc88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.100748] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f91996108f3 # [ 49.107885] RDX: 0000000000[ 49.394021] PGD 0 P4D 0 00[0010 RSI: 00007f9199503000 RDI: 0000000000000001 # [ 49.115010] RBP: 00007f9199503000 R08: 00007f9199502010 R09: 0000000000000000 # [ 49.122137] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 49.129287] R13: 00000000000000 49.418737] Oops: 0002 [#2] SMP NOPTI 01 R14: 0000000000020000 R15: 0000000000020000 # [ 49.136425] irq event stamp: 0 # [ 49.139481] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 49.145746] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 #[ 49.444589] CPU: 0 PID: 800 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 49.474411] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 49.153916] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 49.162102] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 49.168363] ---[ end trace 67f9fed69db8319b ]--- # WARNING_MESSAGE: saw 'message [ 49.480326] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 49.506940] Code: 48 c7 c7 10 3e 78 a5 8d 70 01 89 35 71 c6 92 02 e8 4b 48 63 00 0f 0b e9 39 49 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 1b 49 92 00 66 66 2e 0f 1f 84 [ 49.533560] RSP: 0018:ffffabd600a1fe60 EFLAGS: 00010282 [ 49.538778] RAX: ffffffffa46dffd0 RBX: 0000000000000004 RCX: 0000000000000000 [ 49.545899] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffffffffa539bdc0 [ 49.553020] RBP: ffffffffa56b8bb7 R08: 0000000000000000 R09: 0000000000000000 [ 49.560141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 49.567261] R13: ffffabd600a1ff10 R14: ffffabd600a1ff10 R15: ffff979cc32e8000 [ 49.574383] FS: 00007f7d9e50d580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 49.582460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.588196] CR2: 0000000000000000 CR3: 00000001030f0000 CR4: 00000000001506f0 [ 49.595317] Call Trace: [ 49.597765] direct_entry.cold+0x2c/0x38 [ 49.601686] full_proxy_write+0x56/0x80 [ 49.605518] vfs_write+0xea/0x3a0 [ 49.608828] ksys_write+0x68/0xf0 [ 49.612141] do_syscall_64+0x33/0x40 [ 49.615712] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 49.620756] RIP: 0033:0x7f7d9e3e88f3 [ 49.624326] 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 [ 49.643063] RSP: 002b:00007ffee35c39f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.650620] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f7d9e3e88f3 [ 49.657742] RDX: 000000000000000a RSI: 00007f7d9e2db000 RDI: 0000000000000001 [ 49.664864] RBP: 00007f7d9e2db000 R08: 00007f7d9e2da010 R09: 0000000000000000 [ 49.671987] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.679107] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.686232] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 49.698653] CR2: 0000000000000000 [ 49.702025] ---[ end trace 67f9fed69db8319c ]--- [ 49.706784] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 49.710735] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 49.729546] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 49.734813] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 49.741993] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 49.749169] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 49.756354] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 49.763526] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 49.770714] FS: 00007f7d9e50d580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 49.778835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.784626] CR2: 0000000000000000 CR3: 00000001030f0000 CR4: 00000000001506f0 [ 50.265620] lkdtm: Performing direct entry CORRUPT_LIST_ADD # Killed # [ 49.308331] lkdtm: Performing direct entry EXCEPTION # [ 49.332409] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 49.361495] #PF: supervisor write access in kernel mode # [ 49.366710] #PF: error_code(0x0002) - [ 50.271258] lkdtm: attempting good list addition not-present page # [ 49.394021] PGD 0 P4D 0 # [ 49.418737] Oops: 0002 [#2] SMP NOPTI # [ 49.444589] CPU: 0 PID: 800 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 49.474411] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [[ 50.298092] lkdtm: attempting corrupted list addition 49.480326] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 49.506940] Code: 48 c7 c7 10 3e 78 a5 8d 70 01 89 35 71 c6 92 02 e8 4b 48 63 00 0f 0b e9 39 49 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 1b 49 92 00 66 66 2[ 50.325318] lkdtm: list_add() corruption not detected! e 0f 1f 84 # [ 49.533560] RSP: 0018:ffffabd600a1fe60 EFLAGS: 00010282 # [ 49.538778] RAX: ffffffffa46dffd0 RBX: 0000000000000004 RCX: 0000000000000000 # [ 49.545899] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffffffffa539bdc0 # [ 49.553020] RBP: ffffffffa56b8bb7 R08: 0000000000000000 R09: 0000000000000000 # [ 49.560141] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 49.567261] R13: ffffabd600a1ff10 R14: ffffabd600a1ff10 R15: ffff979cc32e8000 # [ 49.574383] FS: 00007f7d9e50d580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 49.582460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.588196] CR2: 0000000000000000 CR3: 00000001030f0000 CR4: 00000000001506f0 # [ 49.595317] Call Trace: # [ 49.597765] direct_entry.cold+0x2c/0x38 # [ 49.601686] full_proxy_write+0x56/0x80 # [ 49.605518] vfs_write+0xea/0x3a0 # [ 49.608828] ksys_write+0x68/0xf0 # [ 49.612141] do_syscall_64+0x33/0x40 # [ 49.615712] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 49.620756] RIP: 0033:0x7f7d9e3e88f3 # [ 49.624326] 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 # [ 49.643063] RSP: 002b:00007ffee35c39f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.650620] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f7d9e3e88f3 # [ 49.657742] RDX: 000000000000000a RSI: 00007f7d9e2[ 50.476681] lkdtm: Performing direct entry CORRUPT_LIST_DEL db000 RDI: 0000000000000001 # [ 49.664864] RBP: 00007f7d9e2db000 R08: 00007f7d9e2da010 R09: 0000000000000000 # [ 49.671987] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 49.679107] R13: 0000000000000001 R14: 000000000002000[ 50.491287] lkdtm: attempting good list removal 0 R15: 0000000000020000 # [ 49.686232] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 49.698653] CR2: 0000000000000000 # [ 49.702025] ---[ end trace 67f9fed69db831[ 50.518033] lkdtm: attempting corrupted list removal 9c ]--- # [ 49.706784] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 49.710735] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 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 8[ 50.545151] lkdtm: list_del() corruption not detected! 3 05 a0 c6 92 02 # [ 49.729546] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 49.734813] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.741993] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 49.749169] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 49.756354] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.763526] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 49.770714] FS: 00007f7d9e50d580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 49.778835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.784626] CR2: 0000000000000000 CR3: 00000001030f0000 CR4: 00000000001506f0 # EXCEPTION: saw 'call trace:': ok ok 5 selftests: lkdtm: EXCEPTION.sh # selftests: lkdtm: LOOP.sh # Skipping LOOP: Hangs the system ok 6 selftests: lkdtm: LOOP.sh # SKIP # selftests: lkdtm: EXHAUST_STACK.sh # Skipping EXHAUST_STACK: Corrupts memory on failure ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK.sh # Skipping CORRUPT_STACK: Crashes entire system on success ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP # selftests: lkdtm: CORRUPT_STACK_STRONG.sh # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh # [ 50.265620] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 50.271258] lkdtm: attempting good list addition # [ 50.298092] lkdtm: attempting corrupted list addition # [ 50.325318] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkd[ 50.711290] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING tm: CORRUPT_LIST_DEL.sh # [ 50.476681] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 50.491287] lkdtm: attempting good list removal # [ 50.518033] lkdtm: attempting corrupted list removal # [ 50.545151] lkdtm: list_del() corruption not de[ 50.734136] lkdtm: attempting bad read from page below current stack tected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh [ 50.762713] BUG: stack guard page was hit at 000000007db7ea6b (stack is 000000007842e3ed..00000000f228ae96) [ 50.787533] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI [ 50.793792] CPU: 0 PID: 1025 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 50.801520] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 50.807434] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a [ 50.813257] Code: 47 2c 00 0f 1f 44 00 00 53 48 c7 c7 b0 41 78 a5 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 f0 41 78 a5 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44 [ 50.831992] RSP: 0018:ffffabd600d6fe50 EFLAGS: 00010246 [ 50.837208] RAX: 0000000000000038 RBX: ffffabd600d6c000 RCX: 0000000000000000 [ 50.844329] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffffffffa57841f0 [ 50.851451] RBP: ffffffffa578391a R08: 0000000000000000 R09: 0000000000000000 [ 50.858573] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 [ 50.865694] R13: ffffabd600d6ff10 R14: ffffabd600d6ff10 R15: ffff979cc3527000 [ 50.872816] FS: 00007f88f7e83580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 50.880891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.886626] CR2: ffffabd600d6bfff CR3: 0000000103528000 CR4: 00000000001506f0 [ 50.893747] Call Trace: [ 50.896192] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 [ 50.900717] direct_entry.cold+0x2c/0x38 [ 50.904635] full_proxy_write+0x56/0x80 [ 50.908467] vfs_write+0xea/0x3a0 [ 50.911777] ksys_write+0x68/0xf0 [ 50.915088] do_syscall_64+0x33/0x40 [ 50.918659] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 50.923700] RIP: 0033:0x7f88f7d908f3 [ 50.927268] 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 [ 50.946002] RSP: 002b:00007ffeb2544ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.953557] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f88f7d908f3 [ 50.960677] RDX: 0000000000000019 RSI: 00007f88f7c83000 RDI: 0000000000000001 [ 50.967798] RBP: 00007f88f7c83000 R08: 00007f88f7c82010 R09: 0000000000000000 [ 50.974919] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.982039] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.989164] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 51.001586] ---[ end trace 67f9fed69db8319d ]--- [ 51.006197] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 51.010112] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 51.028847] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 51.034062] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 51.041185] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 51.048307] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 51.055428] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 51.062550] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 51.069672] FS: 00007f88f7e83580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 51.077745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.083481] CR2: ffffabd600d6bfff CR3: 0000000103528000 CR4: 00000000001506f0 [ 51.090603] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 51.099459] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1025, name: cat [ 51.107012] INFO: lockdep is turned off. [ 51.110928] irq event stamp: 0 [ 51.113976] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 51.120232] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 51.128393] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 51.136554] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 51.142809] CPU: 0 PID: 1025 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 51.150536] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 51.156442] Call Trace: [ 51.158886] dump_stack+0x77/0x9b [ 51.162196] ___might_sleep.cold+0xa6/0xb6 [ 51.166286] exit_signals+0x1c/0x2e0 [ 51.169855] do_exit+0xd5/0xb00 [ 51.172991] ? ksys_write+0x68/0xf0 [ 51.176477] rewind_stack_do_exit+0x17/0x20 [ 51.180651] RIP: 0033:0x7f88f7d908f3 [ 51.184219] 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 [ 51.202954] RSP: 002b:00007ffeb2544ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.210509] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f88f7d908f3 [ 51.217631] RDX: 0000000000000019 RSI: 00007f88f7c83000 RDI: 0000000000000001 [ 51.224751] RBP: 00007f88f7c83000 R08: 00007f88f7c82010 R09: 0000000000000000 [ 51.231873] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 51.238995] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Segmentation fault # [ 50.711290] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 50.734136] lkdtm: attempting bad read from page below current stack # [ 50.762713] BUG: stack guard page was hit at 000000007db7ea6b (stack is 000000007842e3ed..00000000f228ae96) # [ 50.787533] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI # [ 50.793792] CPU: 0 PID: 1025 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 50.801520] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 50.807434] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 50.813257] Code: 47 2c 00 0f 1f 44 00 00 53 48 c7 c7 b0 41 78 a5 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 2a a0 fd ff 48 c7 c7 f0 41 78 a5 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 10 a0 fd ff 0f 1f 44 # [ 50.831992] RSP: 0018:ffffabd600d6fe50 EFLAGS: 00010246 # [ 50.837208] RAX: 0000000000000038 RBX: ffffabd600d6c000 RCX: 0000000000000000 # [ 50.844329] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffffffffa57841f0 # [ 50.851451] RBP: ffffffffa578391a R08: 0000000000000000 R09: 0000000000000000 # [ 50.858573] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 50.865694] R13: ffffabd600d6ff10 R14: ffffabd600d6ff10 R15: ffff979cc3527000 # [ 50.872816] FS: 00007f88f7e83580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 50.880891] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.886626] CR2: ffffabd600d6bfff CR3: 0000000103528000 CR4: 00000000001506f0 # [ 50.893747] Call Trace: # [ 50.896192] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 #[ 51.391229] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 50.900717] direct_entry.cold+0x2c/0x38 # [ 50.904635] full_proxy_write+0x56/0x80 # [ 50.908467] vfs_write+0xea/0x3a0 # [ 50.911777] ksys_write+0x68/0xf0 # [ 50.915088] do_syscall_64+0x33/0x40 # [ 50.918659] entry_SYSCALL_64_after_[ 51.418008] lkdtm: attempting bad read from page above current stack hwframe+0x61/0xc6 # [ 50.923700] RIP: 0033:0x7f88f7d908f3 # [ 50.927268] 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 8[ 51.446557] BUG: stack guard page was hit at 000000009bfc0d9a (stack is 00000000e7a75253..000000002a140618) 3 ec 28 48 89 54 24 18 # [ 50.946002] RSP: 002b:00007ffeb2544ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.953557] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f88f7d908f3 # [ 50.960677] RDX: 0000000000000019 RSI: 00007f88f7c8300[ 51.478432] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI 0 RDI: 0000000000000001 # [ 50.967798] RBP: 00007f88f7c83000 R08: 00007f88f7c82010 R09: 0000000000000000 # [ 50.974919] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 50.982039] R13: 0000000000000001 R14: 0000000000020000 R1[ 51.506872] CPU: 0 PID: 1058 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 51.536776] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 5: 0000000000020000 # [ 50.989164] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 51.001586] ---[ end trace 67f9fed69db8319d ]--- # [ 51.006197] RIP: 0010:lkdtm_BU[ 51.542691] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d G+0x5/0x10 # [ 51.010112] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 51.028847] RSP: 0018[ 51.570779] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 28 42 78 a5 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 68 42 78 a5 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff :ffffabd6008afe60 EFLAGS: 00010282 # [ 51.034062] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 51.041185] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 51.048307] RBP: ffffffffa57dee80 R08: 00000000[ 51.611700] RSP: 0018:ffffabd600de7e50 EFLAGS: 00010246 [ 51.639102] RAX: 0000000000000038 RBX: ffffabd600de4000 RCX: 0000000000000000 00000001 R09: 0000000000000001 # [ 51.055428] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 51.062550] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 51.069672] FS: 00007f88f7e83580(0000) GS:ffff979c[ 51.646223] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffffffffa5784268 [ 51.675528] RBP: ffffffffa5783933 R08: 0000000000000000 R09: 0000000000000000 eac00000(0000) knlGS:0000000000000000 # [ 51.077745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.083481] CR2: ffffabd600d6bfff CR3: 0000000103528000 CR4: 00000000001506f0 # [ 51.090603] BUG: sleeping function called from invalid conte[ 51.682650] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a [ 51.711955] R13: ffffabd600de7f10 R14: ffffabd600de7f10 R15: ffff979cc1fbe000 xt at include/linux/percpu-rwsem.h:49 # [ 51.099459] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1025, name: cat # [ 51.107012] INFO: lockdep is turned off. # [ 51.110928] irq event stamp: 0 # [ 51.113976] hardirqs last enabled at ([ 51.719077] FS: 00007f52a24cb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 0)[: [<0000000000000000>] 0x0 # [ 51.120232] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 51.128393] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 51.136554] softirqs last dis 51.749337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.777261] CR2: ffffabd600de8000 CR3: 00000001048c2000 CR4: 00000000001506f0 abled at (0): [<0000000000000000>] 0x0 # [ 51.142809] CPU: 0 PID: 1025 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 51.150536] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 51.156442] Call Trace: # [ 51.158886] dump_st[ 51.784384] Call Trace: ack+0x77/0x9b # [ 51.162196] ___might_sleep.cold+0xa6/0xb6 # [ 51.166286] exit_signals+0x1c/0x2e0 # [ 51.169855] do_exit+0xd5/0xb00 # [ 51.172991] ? ksys_write+0x68/0xf0 # [ 51.176477] rewind_stack_do_exit+0x17/0x20 # [ 51.180651] RI[ 51.809014] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a P: 0033:0x7f88f7d908f3 # [ 51.184219] 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 # [ 51.20295[ 51.836415] direct_entry.cold+0x2c/0x38 4] RSP: 002b:00007ffeb2544ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.210509] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f88f7d908f3 # [ 51.217631] RDX: 0000000000000019 RSI: 00007f88f7c83000 RDI: 0000000000000001 # [ 51.2247[ 51.862518] full_proxy_write+0x56/0x80 51] RBP: 00007f88f7c83000 R08: 00007f88f7c82010 R09: 0000000000000000 # [ 51.231873] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 51.238995] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACK_GUARD_PAG[ 51.888533] vfs_write+0xea/0x3a0 E_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 51.914026] ksys_write+0x68/0xf0 [ 51.929210] do_syscall_64+0x33/0x40 [ 51.932781] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 51.937824] RIP: 0033:0x7f52a23a88f3 [ 51.941394] 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 [ 51.960132] RSP: 002b:00007fff3501fd28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.967690] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f52a23a88f3 [ 51.974812] RDX: 000000000000001a RSI: 00007f52a229b000 RDI: 0000000000000001 [ 51.981934] RBP: 00007f52a229b000 R08: 00007f52a229a010 R09: 0000000000000000 [ 51.989055] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 51.996176] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 52.003303] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 52.015725] ---[ end trace 67f9fed69db8319e ]--- [ 52.020336] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 52.024253] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 52.042988] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 52.048204] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 52.055326] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 52.062449] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 52.069571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 52.076692] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 52.083814] FS: 00007f52a24cb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 52.091890] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.097625] CR2: ffffabd600de8000 CR3: 00000001048c2000 CR4: 00000000001506f0 [ 52.288753] lkdtm: Performing direct entry UNSET_SMEP # Segmentation fault # [ 51.391229] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 51.418008] lkdtm: attempting bad read from page above current stack # [ 51.446557] BUG: stack guard page was hit at 000000009bfc0d9a (stack is 0000000[ 52.293827] lkdtm: trying to clear SMEP normally 0e7a75253..000000002a140618) # [ 51.478432] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI # [ 51.506872] CPU: 0 PID: 1058 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 51.536776] Hardware name: Google Grunt/Grunt, BIOS 09/[ 52.320614] ------------[ cut here ]------------ 05/2019 # [ 51.542691] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 51.570779] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 28 42 78 a5 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f0 9f fd ff 48 c7 c7 68 42 78 a5 <8a> 83 00 40 00 00 88 44 24[ 52.347438] pinned CR4 bits changed: 0x100000!? 07 0f b6 74 24 07 5a 5b e9 d3 9f fd ff # [ 51.611700] RSP: 0018:ffffabd600de7e50 EFLAGS: 00010246 # [ 51.639102] RAX: 0000000000000038 RBX: ffffabd600de4000 RCX: 0000000000000000 # [ 51.646223] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: fff[ 52.374139] WARNING: CPU: 0 PID: 1094 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 fffffa5784268 # [ 51.675528] RBP: ffffffffa5783933 R08: 0000000000000000 R09: 0000000000000000 # [ 51.682650] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 51.711955] R13: ffffabd600de7f10 R14: ffffabd600de7f10 R15: ffff979[ 52.405425] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify cc1fbe000 # [ 51.719077] FS: 00007f52a24cb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 51.749337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.777261] CR2: ffffabd600de8000 CR3: 00000001048c2000 CR4: 00000000001506f0[ 52.440070] CPU: 0 PID: 1094 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 51.784384] Call Trace: # [ 51.809014] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a # [ 51.836415] direct_entry.cold+0x2c/0x38 # [ 51.862518] full_proxy_write+0x56/0x80 # [ 51.888533] vfs_write+0xea/0x3a0 # [ 51.914026] ksys_write+[ 52.470063] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0x68/0xf0 # [ 51.929210] do_syscall_64+0x33/0x40 # [ 51.932781] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 51.937824] RIP: 0033:0x7f52a23a88f3 # [ 51.941394] 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[ 52.498078] RIP: 0010:native_write_cr4+0x45/0x60 4 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 51.960132] RSP: 002b:00007fff3501fd28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.967690] RAX: ffffffffffffffda RBX: 0000[ 52.524904] Code: 39 c2 75 2d 48 85 f6 75 05 e9 97 fd 13 01 80 3d a8 8e e3 01 00 75 f2 48 c7 c7 10 2c 6c a5 c6 05 98 8e e3 01 01 e8 86 fc e4 00 <0f> 0b e9 74 fd 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 00000000001a RCX: 00007f52a23a88f3 # [ 51.974812] RDX: 000000000000001a RSI: 00007f52a229b000 RDI: 0000000000000001 # [ 51.981934] RBP: 00007f52a229b000 R08: 00007f52a229a010 R09: 0000000000000000 # [ 51.989055] R10: fffffffffffffbc5 R11: 00000000[ 52.565797] RSP: 0018:ffffabd600e67e48 EFLAGS: 00010286 00000246 R12: 0000000000000001 # [ 51.996176] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 52.003303] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_not[ 52.593234] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 ify # [ 52.015725] ---[ end trace 67f9fed69db8319e ]--- # [ 52.020336] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 52.024253] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 [ 52.622497] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 52.042988] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 52.048204] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 52.055326] RDX: 0000000000000000 RS[ 52.651812] RBP: ffffffffa578394d R08: 0000000000000000 R09: 0000000000000000 I: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 52.062449] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 52.069571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 52.076692] R13: ffffabd6008aff10 R14: f[ 52.681131] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b fffabd6008aff10 R15: ffff979cc492f000 # [ 52.083814] FS: 00007f52a24cb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 52.091890] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.097625] CR2: ffffabd600de8000 CR3: 0000000104[ 52.710431] R13: ffffabd600e67f10 R14: ffffabd600e67f10 R15: ffff979cc3f7b000 8c2000 CR4: 00000000001506f0 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh [ 52.739735] FS: 00007f1a37f2d580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 52.762644] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.768427] CR2: 00007f1a37cfb000 CR3: 000000010494c000 CR4: 00000000001506f0 [ 52.775594] Call Trace: [ 52.778097] lkdtm_UNSET_SMEP.cold+0x1d/0x103 [ 52.782498] direct_entry.cold+0x2c/0x38 [ 52.786470] full_proxy_write+0x56/0x80 [ 52.790365] vfs_write+0xea/0x3a0 [ 52.793767] ksys_write+0x68/0xf0 [ 52.797164] do_syscall_64+0x33/0x40 [ 52.800874] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 52.806004] RIP: 0033:0x7f1a37e088f3 [ 52.809645] 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 [ 52.828414] RSP: 002b:00007fffb4aa13a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.836108] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f1a37e088f3 [ 52.843290] RDX: 000000000000000b RSI: 00007f1a37cfb000 RDI: 0000000000000001 [ 52.850473] RBP: 00007f1a37cfb000 R08: 00007f1a37cfa010 R09: 0000000000000000 [ 52.857643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 52.864800] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 52.871955] irq event stamp: 0 [ 52.875043] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.881330] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 52.889542] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 52.897738] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.904048] ---[ end trace 67f9fed69db8319f ]--- [ 52.908680] lkdtm: ok: SMEP did not get cleared [ 52.913244] lkdtm: trying to clear SMEP with call gadget [ 52.918597] lkdtm: ok: SMEP removal was reverted # [ 52.288753] lkdtm: Performing direct entry UNSET_SMEP # [ 52.293827] lkdtm: trying to clear SMEP normally # [ 52.320614] ------------[ cut here ]------------ # [ 52.347438] pinned CR4 bits changed: 0x100000!? # [ 52.374139] WARNING: CPU: 0 PID: 1094 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 # [ 52.405425] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 52.440070] CPU: 0 PID: 1094 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 52.470063] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 52.498078] RIP: 0010:native_write_cr4+0x45/0x60 # [ 52.524904] Code: 39 c2 75 2d 48 85 f6 75 05 e9 97 fd 13 01 80 3d a8 8e e3 01 00 75 f2 48 c7 c7 10 2c 6c a5 c6 05 98 8e e3 01 01 e8 86 fc e4 00 <0f> 0b e9 74 fd 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 52.565797] RSP: 0018:ffffabd600e67e48 EFLAGS: 00010286 # [ 52.593234] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 # [ 52.622497] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 52.651812] RBP: ffffffffa578394d R08: 0000000000000000 R09: 0000000000000000 # [ 52.681131] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 52.710431] R13: ffffabd600e67f10 R14: ffffabd600e67f10 R15: ffff979cc3f7b000 # [ 52.739735] FS: 00007f1a37f2d580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 52.762644] [ 53.081521] lkdtm: Performing direct entry DOUBLE_FAULT CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.768427] CR2: 00007f1a37cfb000 CR3: 000000010494c000 CR4: 00000000001506f0 # [ 52.775594] Call Trace: # [ 52.778097] lkdtm_UNSET_SMEP.cold+0x1d/0x103 # [ 52.782498] direct_entry.cold+0x2[ 53.107686] lkdtm: XFAIL: this test is ia32-only c/0x38 # [ 52.786470] full_proxy_write+0x56/0x80 # [ 52.790365] vfs_write+0xea/0x3a0 # [ 52.793767] ksys_write+0x68/0xf0 # [ 52.797164] do_syscall_64+0x33/0x40 # [ 52.800874] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 52.806004] RIP: 0033:0x7f1a37e088f3 # [ 52.809645] 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 # [ 52.828414] RSP: 002b:00007fffb4aa13a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 52.836108] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f1a37e088f3 # [ 52.843290] RDX: 000000000000000b RSI: 00007f1a37cfb000 RDI: 0000000000000001 # [ 52.850473] RBP: 00007f1a37cfb000 R08: 00007f1a37cfa010 R09: 0000000000000000 # [ 52.857643] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 52.864800] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 52.871955] irq event stamp: 0 # [ 52.875043] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 52.881330] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 52.889542] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 52.897738] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 52.904048] ---[ end trace 67f9fed69db8319f ]--- # [ 52.908680] lkdtm: ok: SMEP did not get cleared # [ 52.913244] lkdtm: trying to clear SMEP with call gadget # [ 52.918597] 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 # [ 53.081521] lkdtm: Performing direct entry DOUBLE_[ 53.268226] lkdtm: Performing direct entry CORRUPT_PAC FAULT # [ 53.107686] 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 [ 53.294924] lkdtm: XFAIL: this test is arm64-only # [ 53.268226] lkdtm: Performing direct entry CORRUPT_PAC # [ 53.294924] 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 [ 53.458214] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 53.464670] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 53.458214] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 53.464670] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP] ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP # selftests: lkdtm: OVERWRITE_ALLOCATION.sh # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP # selftests: lkdtm: WRITE_AFTER_FREE.sh # Skipping WRITE_AFTER_FREE: Corrupts memory on failure ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_AFTER_FREE.sh [ 53.747992] lkdtm: Performing direct entry READ_AFTER_FREE [ 53.753500] lkdtm: Value in memory before free: 12345678 [ 53.758845] lkdtm: Attempting bad read from freed memory [ 53.764189] lkdtm: Memory was not poisoned # [ 53.747992] lkdtm: Performing direct entry READ_AFTER_FREE # [ 53.753500] lkdtm: Value in memory before free: 12345678 # [ 53.758845] lkdtm: Attempting bad read from freed memory # [ 53.764189] lkdtm: Memory was not poisoned # READ_AFTER_FREE: missing 'call trace:': [FAIL] not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1 # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh [ 53.977745] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 53.983757] lkdtm: Value in memory before free: 12345678 [ 53.989066] lkdtm: Attempting to read from freed memory [ 53.994324] lkdtm: Buddy page was not poisoned # [ 53.977745] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 53.983757] lkdtm: Value in memory before free: 12345678 # [ 53.989066] lkdtm: Attempting to read from freed memory # [ 53.994324] 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 [ 54.138103] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 54.143701] lkdtm: Attempting double slab free ... # [ 54.138103] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 54.143701] 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 [ 54.289197] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 54.294702] lkdtm: Attempting cross-cache slab free ... # [ 54.289197] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 54.294702] 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 [ 54.430137] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 54.435539] lkdtm: Attempting non-Slab slab free ... # [ 54.430137] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 54.435539] lkdtm: Attempting non-Slab slab free ... # SLAB_FREE_PAGE: missing 'call trace:': [FAIL] not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1 # selftests: lkdtm: SOFTLOCKUP.sh # Skipping SOFTLOCKUP: Hangs the system ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP # selftests: lkdtm: HARDLOCKUP.sh # Skipping HARDLOCKUP: Hangs the system ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP # selftests: lkdtm: SPINLOCKUP.sh # Skipping SPINLOCKUP: Hangs the system ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP # selftests: lkdtm: HUNG_TASK.sh # Skipping HUNG_TASK: Hangs the system ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP # selftests: lkdtm: EXEC_DATA.sh [ 54.861095] lkdtm: Performing direct entry EXEC_DATA [ 54.866068] lkdtm: attempting ok execution at ffffffffa46e0340 [ 54.871946] lkdtm: attempting bad execution at ffffffffa700c660 [ 54.877875] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 54.885344] BUG: unable to handle page fault for address: ffffffffa700c660 [ 54.892206] #PF: supervisor instruction fetch in kernel mode [ 54.897855] #PF: error_code(0x0011) - permissions violation [ 54.903417] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010f4001e3 [ 54.910370] Oops: 0011 [#5] SMP NOPTI [ 54.914025] CPU: 0 PID: 1601 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 54.921754] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 54.927669] RIP: 0010:data_area+0x0/0x40 [ 54.931585] Code: ff ff 00 a2 3a c4 9c 97 ff ff 00 a1 3a c4 9c 97 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 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 54.950321] RSP: 0018:ffffabd6015b7e48 EFLAGS: 00010246 [ 54.955537] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.962659] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 54.969779] RBP: ffffffffa700c660 R08: 0000000000000000 R09: 0000000000000000 [ 54.976900] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 54.984020] R13: ffffabd6015b7f10 R14: ffffabd6015b7f10 R15: ffff979cc1ffd000 [ 54.991142] FS: 00007f15e2097580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 54.999217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.004950] CR2: ffffffffa700c660 CR3: 000000010552a000 CR4: 00000000001506f0 [ 55.012070] Call Trace: [ 55.014517] ? execute_location+0x48/0x56 [ 55.018520] ? direct_entry.cold+0x2c/0x38 [ 55.022609] ? full_proxy_write+0x56/0x80 [ 55.026612] ? vfs_write+0xea/0x3a0 [ 55.030094] ? ksys_write+0x68/0xf0 [ 55.033577] ? do_syscall_64+0x33/0x40 [ 55.037321] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.042539] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 55.054959] CR2: ffffffffa700c660 [ 55.058268] ---[ end trace 67f9fed69db831a0 ]--- [ 55.062878] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.066793] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 55.085527] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 55.090742] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.097864] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 55.104986] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 55.112107] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.119229] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 55.126351] FS: 00007f15e2097580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 55.134425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.140159] CR2: ffffffffa700c660 CR3: 000000010552a000 CR4: 00000000001506f0 [ 55.147281] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 55.156138] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1601, name: cat [ 55.163693] INFO: lockdep is turned off. [ 55.167607] irq event stamp: 0 [ 55.170655] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 55.176916] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 55.185080] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 55.193243] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 55.199499] CPU: 0 PID: 1601 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 55.207228] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 55.213135] Call Trace: [ 55.215582] dump_stack+0x77/0x9b [ 55.218893] ___might_sleep.cold+0xa6/0xb6 [ 55.222984] exit_signals+0x1c/0x2e0 [ 55.226552] do_exit+0xd5/0xb00 [ 55.229689] ? ksys_write+0x68/0xf0 [ 55.233173] rewind_stack_do_exit+0x17/0x20 [ 55.237348] RIP: 0033:0x7f15e1f708f3 [ 55.240916] 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 [ 55.259651] RSP: 002b:00007ffcc8b13898 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.267208] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f15e1f708f3 [ 55.274328] RDX: 000000000000000a RSI: 00007f15e1e63000 RDI: 0000000000000001 [ 55.281449] RBP: 00007f15e1e63000 R08: 00007f15e1e62010 R09: 0000000000000000 [ 55.288572] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 55.295692] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 54.861095] lkdtm: Performing direct entry EXEC_DATA # [ 54.866068] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 54.871946] lkdtm: attempting bad execution at ffffffffa700c660 # [ 54.877875] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 54.885344] BUG: unable to handle page fault for address: ffffffffa700c660 # [ 54.892206] #PF: supervisor instruction fetch in kernel mode # [ 54.897855] #PF: error_code(0x0011) - permissions violation # [ 54.903417] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010f4001e3 # [ 54.910370] Oops: 0011 [#5] SMP NOPTI # [ 54.914025] CPU: 0 PID: 1601 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 54.921754] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.927669] RIP: 0010:data_area+0x0/0x40 # [ 54.931585] Code: ff ff 00 a2 3a c4 9c 97 ff ff 00 a1 3a c4 9c 97 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 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 54.950321] RSP: 0018:ffffabd6015b7e48 EFLAGS: 00010246 # [ 54.955537] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.962659] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 54.969779] RBP: ffffffffa700c660 R08: 0000000000000000 R09: 0000000000000000 # [ 54.976900] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 54.984020] R13: ffffabd6015b7f10 R14: ffffabd6015b7f10 R15: ffff979cc1ffd000 # [ 54.991142] FS: 00007f15e2097580(0000) GS:ffff979ceac00000(00[ 55.451504] lkdtm: Performing direct entry EXEC_STACK 00) knlGS:0000000000000000 # [ 54.999217] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.004950] CR2: ffffffffa700c660 CR3: 000000010552a000 CR4: 00000000001506f0 # [ 55.012070] Call Trace: # [ 55.014517] ? execute_location+0x48/0x56[ 55.478173] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 55.018520] ? direct_entry.cold+0x2c/0x38 # [ 55.022609] ? full_proxy_write+0x56/0x80 # [ 55.026612] ? vfs_write+0xea/0x3a0 # [ 55.030094] ? ksys_write+0x68/0xf0 # [ 55.033577] ? do_syscall_64+0x33/0x40 # [ 55.037321] ? entry_SY[ 55.506190] lkdtm: attempting bad execution at ffffabd601637e18 SCALL_64_after_hwframe+0x61/0xc6 # [ 55.042539] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.054959] CR2: ffffffffa700c660 # [ 55.058268] ---[ end trace 67f9f[ 55.534289] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) ed69db831a0 ]--- # [ 55.062878] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 55.066793] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 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 4[ 55.563915] BUG: unable to handle page fault for address: ffffabd601637e18 [ 55.592962] #PF: supervisor instruction fetch in kernel mode 4 00 00 83 05 a0 c6 92 02 # [ 55.085527] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 55.090742] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.097864] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 55.598610] #PF: error_code(0x0011) - permissions violation # [ 55.104986] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 55.112107] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 55.119229] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [[ 55.626357] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1030d1067 PTE 800000010282a163 [ 55.126351] FS: 00007f15e2097580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 55.134425] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.140159] CR2: ffffffffa700c660 CR3: 000000010552a000 CR4: 00000000001506f0 # [ 55.147 55.656622] Oops: 0011 [#6] SMP NOPTI 281] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 55.156138] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1601, name: cat # [ 55.163693] INFO: lockdep is turned off. # [ 55.167607] irq event s[ 55.682466] CPU: 0 PID: 1637 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 55.712380] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 tamp: 0 # [ 55.170655] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 55.176916] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 55.185080] softirqs last enabled at (0): [] copy_pro[ 55.718292] RIP: 0010:0xffffabd601637e18 ce[ss+0x640/0x1c80 # [ 55.193243] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 55.199499] CPU: 0 PID: 1601 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 55.207228] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # 55.744388] Code: 00 00 18 7e 63 01 d6 ab ff ff 02 06 d4 a4 ff ff ff ff 20 00 00 00 00 00 00 00 76 3a 78 a5 ff ff ff ff 2e 07 d4 a4 ff ff ff ff <0f> 1f 44 00 00 e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 55.213135] Call Trace: # [ 55.215582] dump_stack+0x77/0x9b # [ 55.218893] ___might_sleep.cold+0xa6/0xb6 # [ 55.222984] exit_signals+0x1c/0x2e0 # [ 55.226552] do_exit+0xd5/0xb00 # [ 55.229689] ? ksys_write+0x68/0xf0 # [ 55.233173][ 55.785312] RSP: 0018:ffffabd601637df8 EFLAGS: 00010246 [ 55.812716] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 rewind_stack_do_exit+0x17/0x20 # [ 55.237348] RIP: 0033:0x7f15e1f708f3 # [ 55.240916] 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 0[ 55.819839] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 55.849143] RBP: ffffabd601637e18 R08: 0000000000000000 R09: 0000000000000000 f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 55.259651] RSP: 002b:00007ffcc8b13898 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 55.267208] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f15e1f708f3 # [ 55.274328] RDX: 000000000000000a RSI: [ 55.856265] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b [ 55.885572] R13: ffffabd601637f10 R14: ffffabd601637f10 R15: ffff979cc3419000 00007f15e1e63000 RDI: 0000000000000001 # [ 55.281449] RBP: 00007f15e1e63000 R08: 00007f15e1e62010 R09: 0000000000000000 # [ 55.288572] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 55.295692] R13: 0000000000000001 R14: 0000[ 55.892695] FS: 00007f90c61c7580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 55.922954] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 000000020000 R15: 0000000000020000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh [ 55.928688] CR2: ffffabd601637e18 CR3: 0000000104892000 CR4: 00000000001506f0 [ 55.948373] Call Trace: [ 55.950822] ? execute_location+0x48/0x56 [ 55.954827] ? lkdtm_EXEC_STACK+0x26/0x44 [ 55.958833] ? direct_entry.cold+0x2c/0x38 [ 55.962925] ? full_proxy_write+0x56/0x80 [ 55.966931] ? vfs_write+0xea/0x3a0 [ 55.970414] ? ksys_write+0x68/0xf0 [ 55.973898] ? do_syscall_64+0x33/0x40 [ 55.977643] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.982864] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 55.995284] CR2: ffffabd601637e18 [ 55.998595] ---[ end trace 67f9fed69db831a1 ]--- [ 56.003209] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.007125] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 56.025861] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 56.031078] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.038200] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 56.045321] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 56.052445] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.059566] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 56.066688] FS: 00007f90c61c7580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 56.074764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.080498] CR2: ffffabd601637e18 CR3: 0000000104892000 CR4: 00000000001506f0 [ 56.290438] lkdtm: Performing direct entry EXEC_KMALLOC # Killed # [ 55.451504] lkdtm: Performing direct entry EXEC_STACK # [ 55.478173] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 55.506190] lkdtm: attempting bad execution at ffffabd601637e18 # [ 55.534289] kernel tried to execute NX-pro[ 56.295673] lkdtm: attempting ok execution at ffffffffa46e0340 tected page - exploit attempt? (uid: 0) # [ 55.563915] BUG: unable to handle page fault for address: ffffabd601637e18 # [ 55.592962] #PF: supervisor instruction fetch in kernel mode # [ 55.598610] #PF: error_code(0x0011) - permissions violation #[ 56.323693] lkdtm: attempting bad execution at ffff979cc4b73580 [ 55.626357] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1030d1067 PTE 800000010282a163 # [ 55.656622] Oops: 0011 [#6] SMP NOPTI # [ 55.682466] CPU: 0 PID: 1637 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 55.712380] Hardware n[ 56.351810] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) ame: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.718292] RIP: 0010:0xffffabd601637e18 # [ 55.744388] Code: 00 00 18 7e 63 01 d6 ab ff ff 02 06 d4 a4 ff ff ff ff 20 00 00 00 00 00 00 00 76 3a 78 a5 ff ff ff ff 2e 07 d4 a4 ff ff ff ff <0f> 1f 44 00 00 [ 56.381421] BUG: unable to handle page fault for address: ffff979cc4b73580 e9[ b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 55.785312] RSP: 0018:ffffabd601637df8 EFLAGS: 00010246 # [ 55.812716] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.819839] RDX: 0000000000000000 RSI: ffff979ceac1bf 56.410470] #PF: supervisor instruction fetch in kernel mode [ 56.438305] #PF: error_code(0x0011) - permissions violation 70 RDI: ffff979ceac1bf70 # [ 55.849143] RBP: ffffabd601637e18 R08: 0000000000000000 R09: 0000000000000000 # [ 55.856265] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 55.885572] R13: ffffabd601637f10 R14: ffffabd601637f10 R[ 56.443868] PGD 10f601067 P4D 10f601067 PUD 10f605067 PMD 104a9b063 PTE 8000000104b73163 15[: ffff979cc3419000 # [ 55.892695] FS: 00007f90c61c7580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 55.922954] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.928688] CR2: ffffabd601637e18 CR3: 0000000104892000 CR4: 00000 56.474127] Oops: 0011 [#7] SMP NOPTI 000001506f0 # [ 55.948373] Call Trace: # [ 55.950822] ? execute_location+0x48/0x56 # [ 55.954827] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 55.958833] ? direct_entry.cold+0x2c/0x38 # [ 55.962925] ? full_proxy_write+0x56/0x80 # [ 55.966931] ? [ 56.499969] CPU: 0 PID: 1673 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 56.529883] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 vfs_write+0xea/0x3a0 # [ 55.970414] ? ksys_write+0x68/0xf0 # [ 55.973898] ? do_syscall_64+0x33/0x40 # [ 55.977643] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.982864] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cro[ 56.535794] RIP: 0010:0xffff979cc4b73580 s_[ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.995284] CR2: ffffabd601637e18 # [ 55.998595] ---[ end trace 67f9fed69db831a1 ]--- # [ 56.003209] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 56.007125] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 e 56.561892] Code: 00 00 02 00 00 00 00 00 00 00 c0 34 b7 c4 9c 97 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 f0 a3 ff ff ff ff <0f> 1f 44 00 00 e9 b6 45 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 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 56.025861] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 56.031078] RAX: ffffffff 56.602814] RSP: 0018:ffffabd6016c7e38 EFLAGS: 00010246 [ 56.630217] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 a46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.038200] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 56.045321] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 56.052445] R10: 00000000ffff[ 56.637340] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 56.666645] RBP: ffff979cc4b73580 R08: 0000000000000000 R09: 0000000000000000 e000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 56.059566] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 56.066688] FS: 00007f90c61c7580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 56.074764] CS: 0010 [ 56.673767] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 56.703073] R13: ffffabd6016c7f10 R14: ffffabd6016c7f10 R15: ffff979cc3378000 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.080498] CR2: ffffabd601637e18 CR3: 0000000104892000 CR4: 00000000001506f0 # EXEC_STACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh [ 56.710196] FS: 00007fa7d790b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 56.738895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.744630] CR2: ffff979cc4b73580 CR3: 0000000105350000 CR4: 00000000001506f0 [ 56.751751] Call Trace: [ 56.754200] ? execute_location+0x48/0x56 [ 56.758204] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 [ 56.762380] ? direct_entry.cold+0x2c/0x38 [ 56.766474] ? full_proxy_write+0x56/0x80 [ 56.770479] ? vfs_write+0xea/0x3a0 [ 56.773962] ? ksys_write+0x68/0xf0 [ 56.777446] ? do_syscall_64+0x33/0x40 [ 56.781191] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 56.786410] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 56.798831] CR2: ffff979cc4b73580 [ 56.802143] ---[ end trace 67f9fed69db831a2 ]--- [ 56.806753] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.810672] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 56.829407] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 56.834624] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.841747] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 56.848869] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 56.855991] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.863114] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 56.870237] FS: 00007fa7d790b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 56.878313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.884048] CR2: ffff979cc4b73580 CR3: 0000000105350000 CR4: 00000000001506f0 [ 56.891174] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 56.900031] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1673, name: cat [ 56.907586] INFO: lockdep is turned off. [ 56.911500] irq event stamp: 0 [ 56.914550] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 56.920808] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 56.928973] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 56.937133] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.943389] CPU: 0 PID: 1673 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 56.951118] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 56.957026] Call Trace: [ 56.959472] dump_stack+0x77/0x9b [ 56.962782] ___might_sleep.cold+0xa6/0xb6 [ 56.966874] exit_signals+0x1c/0x2e0 [ 56.970445] do_exit+0xd5/0xb00 [ 56.973583] ? ksys_write+0x68/0xf0 [ 56.977070] rewind_stack_do_exit+0x17/0x20 [ 56.981247] RIP: 0033:0x7fa7d77e88f3 [ 56.984816] 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 [ 57.003553] RSP: 002b:00007ffd1483e238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.011113] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fa7d77e88f3 [ 57.018236] RDX: 000000000000000d RSI: 00007fa7d76db000 RDI: 0000000000000001 [ 57.025358] RBP: 00007fa7d76db000 R08: 00007fa7d76da010 R09: 0000000000000000 [ 57.032480] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 57.039601] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 57.205020] lkdtm: Performing direct entry EXEC_VMALLOC # Killed # [ 56.290438] lkdtm: Performing direct entry EXEC_KMALLOC # [ 56.295673] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 56.323693] lkdtm: attempting bad execution at ffff979cc4b73580 # [ 56.351810] kernel tried to execute NX-p[ 57.210278] lkdtm: attempting ok execution at ffffffffa46e0340 rotected page - exploit attempt? (uid: 0) # [ 56.381421] BUG: unable to handle page fault for address: ffff979cc4b73580 # [ 56.410470] #PF: supervisor instruction fetch in kernel mode # [ 56.438305] #PF: error_code(0x0011) - permissions violation [ 57.238285] lkdtm: attempting bad execution at ffffabd600303000 # [ 56.443868] PGD 10f601067 P4D 10f601067 PUD 10f605067 PMD 104a9b063 PTE 8000000104b73163 # [ 56.474127] Oops: 0011 [#7] SMP NOPTI # [ 56.499969] CPU: 0 PID: 1673 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 56.529883] Hardware[ 57.266399] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.535794] RIP: 0010:0xffff979cc4b73580 # [ 56.561892] Code: 00 00 02 00 00 00 00 00 00 00 c0 34 b7 c4 9c 97 ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 f0 a3 ff ff ff ff <0f> 1f 44 00 0[ 57.296015] BUG: unable to handle page fault for address: ffffabd600303000 [ 57.325060] #PF: supervisor instruction fetch in kernel mode 0 e9 b6 45 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 56.602814] RSP: 0018:ffffabd6016c7e38 EFLAGS: 00010246 # [ 56.630217] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.637340] RDX: 0000000000000000 RSI: ffff979ceac1[ 57.330709] #PF: error_code(0x0011) - permissions violation bf70 RDI: ffff979ceac1bf70 # [ 56.666645] RBP: ffff979cc4b73580 R08: 0000000000000000 R09: 0000000000000000 # [ 56.673767] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 56.703073] R13: ffffabd6016c7f10 R14: ffffabd6016c7f10[ 57.358455] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 10444a067 PTE 8000000104b65163 R15: ffff979cc3378000 # [ 56.710196] FS: 00007fa7d790b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 56.738895] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.744630] CR2: ffff979cc4b73580 CR3: 0000000105350000 CR4: 000[ 57.388719] Oops: 0011 [#8] SMP NOPTI 00000001506f0 # [ 56.751751] Call Trace: # [ 56.754200] ? execute_location+0x48/0x56 # [ 56.758204] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 56.762380] ? direct_entry.cold+0x2c/0x38 # [ 56.766474] ? full_proxy_write+0x56/0x80 # [ 56.770479][ 57.414563] CPU: 0 PID: 1709 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 57.444476] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ? vfs_write+0xea/0x3a0 # [ 56.773962] ? ksys_write+0x68/0xf0 # [ 56.777446] ? do_syscall_64+0x33/0x40 # [ 56.781191] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 56.786410] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar[ 57.450386] RIP: 0010:0xffffabd600303000 cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 56.798831] CR2: ffff979cc4b73580 # [ 56.802143] ---[ end trace 67f9fed69db831a2 ]--- # [ 56.806753] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 56.810672] Code: 89 ff e8 6e a3 a3 ff 48 c7 [ 57.476486] Code: Unable to access opcode bytes at RIP 0xffffabd600302fd6. c0[ ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 56.829407] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 56.834624] RAX: ffff 57.505530] RSP: 0018:ffffabd601767e38 EFLAGS: 00010246 [ 57.532933] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 ffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.841747] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 56.848869] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 56.855991] R10: 00000000[ 57.540056] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 57.569360] RBP: ffffabd600303000 R08: 0000000000000000 R09: 0000000000000000 ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 56.863114] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 56.870237] FS: 00007fa7d790b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 56.878313] CS: 0[ 57.576484] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 57.605788] R13: ffffabd601767f10 R14: ffffabd601767f10 R15: ffff979cc4b65000 010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.884048] CR2: ffff979cc4b73580 CR3: 0000000105350000 CR4: 00000000001506f0 # [ 56.891174] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 56.900031] in_ato[ 57.612911] FS: 00007ff491083580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 57.643171] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 mic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1673, name: cat # [ 56.907586] INFO: lockdep is turned off. # [ 56.911500] irq event stamp: 0 # [ 56.914550] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 56.920808] hardirqs last d[ 57.648906] CR2: ffffabd600302fd6 CR3: 0000000103448000 CR4: 00000000001506f0 is[abled at (0): [] copy_process+0x640/0x1c80 # [ 56.928973] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 56.937133] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 56.943389] CPU: 57.678211] Call Trace: 0 PID: 1673 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 56.951118] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.957026] Call Trace: # [ 56.959472] dump_stack+0x77/0x9b # [ 56.962782] ___might_sleep.cold+0xa6/0xb6[ 57.702850] ? execute_location+0x48/0x56 # [ 56.966874] exit_signals+0x1c/0x2e0 # [ 56.970445] do_exit+0xd5/0xb00 # [ 56.973583] ? ksys_write+0x68/0xf0 # [ 56.977070] rewind_stack_do_exit+0x17/0x20 # [ 56.981247] RIP: 0033:0x7fa7d77e88f3 # [ 56.984816] Code: 8b 15 a1 25 0e [ 57.729036] ? lkdtm_EXEC_VMALLOC+0x20/0x30 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 # [ 57.003553] RSP: 002b:00007ffd1483e238 EFLAGS: 00000246 ORIG_RAX: 00000 57.755394] ? direct_entry.cold+0x2c/0x38 00000000001 # [ 57.011113] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007fa7d77e88f3 # [ 57.018236] RDX: 000000000000000d RSI: 00007fa7d76db000 RDI: 0000000000000001 # [ 57.025358] RBP: 00007fa7d76db000 R08: 00007fa7d76da010 R09: 000000000[ 57.781673] ? full_proxy_write+0x56/0x80 0000000 # [ 57.032480] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 57.039601] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_KMALLOC: saw 'call trace:': ok ok 32 selftests: lkdtm: EXEC_KMALLOC.sh [ 57.807864] ? vfs_write+0xea/0x3a0 #[ selftests: lkdtm: EXEC_VMALLOC.sh 57.833531] ? ksys_write+0x68/0xf0 [ 57.840310] ? do_syscall_64+0x33/0x40 [ 57.844055] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.849275] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 57.861694] CR2: ffffabd600303000 [ 57.865007] ---[ end trace 67f9fed69db831a3 ]--- [ 57.869618] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 57.873536] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 57.892273] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 57.897491] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.904613] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 57.911734] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 57.918855] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.925977] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 57.933099] FS: 00007ff491083580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 57.941178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.946913] CR2: ffffabd600302fd6 CR3: 0000000103448000 CR4: 00000000001506f0 [ 57.954036] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 57.962894] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1709, name: cat [ 57.970448] INFO: lockdep is turned off. [ 57.974363] irq event stamp: 0 [ 57.977414] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 57.983674] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 57.991838] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 58.000001] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 58.006261] CPU: 0 PID: 1709 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 58.013992] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 58.019901] Call Trace: [ 58.022348] dump_stack+0x77/0x9b [ 58.025662] ___might_sleep.cold+0xa6/0xb6 [ 58.029754] exit_signals+0x1c/0x2e0 [ 58.033326] do_exit+0xd5/0xb00 [ 58.036464] ? ksys_write+0x68/0xf0 [ 58.039952] rewind_stack_do_exit+0x17/0x20 [ 58.044128] RIP: 0033:0x7ff490f608f3 [ 58.047700] 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 [ 58.066438] RSP: 002b:00007ffd881f7cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.073996] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007ff490f608f3 [ 58.081118] RDX: 000000000000000d RSI: 00007ff490e53000 RDI: 0000000000000001 [ 58.088239] RBP: 00007ff490e53000 R08: 00007ff490e52010 R09: 0000000000000000 [ 58.095361] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 58.102483] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.347488] lkdtm: Performing direct entry EXEC_RODATA # Killed # [ 57.205020] lkdtm: Performing direct entry EXEC_VMALLOC # [ 57.210278] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 57.238285] lkdtm: attempting bad execution at ffffabd600303000 # [ 57.266399] kernel tried to execute NX-p[ 58.352642] lkdtm: attempting ok execution at ffffffffa46e0340 rotected page - exploit attempt? (uid: 0) # [ 57.296015] BUG: unable to handle page fault for address: ffffabd600303000 # [ 57.325060] #PF: supervisor instruction fetch in kernel mode # [ 57.330709] #PF: error_code(0x0011) - permissions violation [ 58.380658] lkdtm: attempting bad execution at ffffffffa539c220 # [ 57.358455] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 10444a067 PTE 8000000104b65163 # [ 57.388719] Oops: 0011 [#8] SMP NOPTI # [ 57.414563] CPU: 0 PID: 1709 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 57.444476] Hardware[ 58.408779] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 57.450386] RIP: 0010:0xffffabd600303000 # [ 57.476486] Code: Unable to access opcode bytes at RIP 0xffffabd600302fd6. # [ 57.505530] RSP: 0018:ffffabd601767e38 EFLAGS: 00010246 # [ 57.532933] RAX:[ 58.438388] BUG: unable to handle page fault for address: ffffffffa539c220 0[000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 57.540056] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 57.569360] RBP: ffffabd600303000 R08: 0000000000000000 R09: 0000000000000000 # [ 57.576484] R10: 000 58.467435] #PF: supervisor instruction fetch in kernel mode [ 58.495271] #PF: error_code(0x0011) - permissions violation 00000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 57.605788] R13: ffffabd601767f10 R14: ffffabd601767f10 R15: ffff979cc4b65000 # [ 57.612911] FS: 00007ff491083580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 57.643171] C[ 58.500833] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010d6001e1 [ 58.529966] Oops: 0011 [#9] SMP NOPTI S: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.648906] CR2: ffffabd600302fd6 CR3: 0000000103448000 CR4: 00000000001506f0 # [ 57.678211] Call Trace: # [ 57.702850] ? execute_location+0x48/0x56 # [ 57.729036] ? lkdtm_EXEC_VMALLOC+0x20/[ 58.533623] CPU: 0 PID: 1745 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 58.563533] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0x30 # [ 57.755394] ? direct_entry.cold+0x2c/0x38 # [ 57.781673] ? full_proxy_write+0x56/0x80 # [ 57.807864] ? vfs_write+0xea/0x3a0 # [ 57.833531] ? ksys_write+0x68/0xf0 # [ 57.840310] ? do_syscall_64+0x33/0x40 # [ 57.844055] ? entr[ 58.569446] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 y_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 57.849275] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 57.861694] CR2: ffffabd600303000 # [ 57.865007] ---[ end trace 6[ 58.596754] Code: ff ff 9e 1b d4 a4 ff ff ff ff c2 3c 78 a5 ff ff ff ff e4 02 d4 a4 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 7f[9fed69db831a3 ]--- # [ 57.869618] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 57.873536] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 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 58.637676] RSP: 0018:ffffabd6017c7e48 EFLAGS: 00010246 [ 58.665078] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 1f 44 00 00 83 05 a0 c6 92 02 # [ 57.892273] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 57.897491] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 57.904613] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539b[ 58.672201] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 58.701506] RBP: ffffffffa539c220 R08: 0000000000000000 R09: 0000000000000000 d90 # [ 57.911734] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 57.918855] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 57.925977] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 58.708629] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 58.737934] R13: ffffabd6017c7f10 R14: ffffabd6017c7f10 R15: ffff979cc1fbe000 # [ 57.933099] FS: 00007ff491083580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 57.941178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.946913] CR2: ffffabd600302fd6 CR3: 0000000103448000 CR4: 00000000001506f0 # [ 57[ 58.745057] FS: 00007f33f159b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 58.775315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 .954036] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 57.962894] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1709, name: cat # [ 57.970448] INFO: lockdep is turned off. # [ 57.974363] irq eve[ 58.781050] CR2: ffffffffa539c220 CR3: 0000000103f7a000 CR4: 00000000001506f0 [ 58.810357] Call Trace: nt stamp: 0 # [ 57.977414] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.983674] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 57.991838] softirqs last enabled at (0): [] copy[ 58.812804] ? execute_location+0x48/0x56 _process+0x640/0x1c80 # [ 58.000001] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 58.006261] CPU: 0 PID: 1709 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 58.013992] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019[ 58.838989] ? direct_entry.cold+0x2c/0x38 # [ 58.019901] Call Trace: # [ 58.022348] dump_stack+0x77/0x9b # [ 58.025662] ___might_sleep.cold+0xa6/0xb6 # [ 58.029754] exit_signals+0x1c/0x2e0 # [ 58.033326] do_exit+0xd5/0xb00 # [ 58.036464] ? ksys_write+0x68/0xf0 # [ 58.039[ 58.865264] ? full_proxy_write+0x56/0x80 952] rewind_stack_do_exit+0x17/0x20 # [ 58.044128] RIP: 0033:0x7ff490f608f3 # [ 58.047700] 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 [ 58.891455] ? vfs_write+0xea/0x3a0 c3[ 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 58.066438] RSP: 002b:00007ffd881f7cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.073996] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007ff490f608f3 # [ 58.081118] RDX: 000000000000000d R 58.917121] ? ksys_write+0x68/0xf0 SI: 00007ff490e53000 RDI: 0000000000000001 # [ 58.088239] RBP: 00007ff490e53000 R08: 00007ff490e52010 R09: 0000000000000000 # [ 58.095361] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 58.102483] R13: 0000000000000001 R14: [ 58.942795] ? do_syscall_64+0x33/0x40 0000000000020000 R15: 0000000000020000 # EXEC_VMALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh [ 58.968723] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.987461] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 58.999882] CR2: ffffffffa539c220 [ 59.003193] ---[ end trace 67f9fed69db831a4 ]--- [ 59.007805] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 59.011721] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 59.030459] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 59.035676] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.042798] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 59.049919] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 59.057039] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.064161] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 59.071284] FS: 00007f33f159b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 59.079358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.085093] CR2: ffffffffa539c220 CR3: 0000000103f7a000 CR4: 00000000001506f0 [ 59.259211] lkdtm: Performing direct entry EXEC_USERSPACE # Killed # [ 58.347488] lkdtm: Performing direct entry EXEC_RODATA # [ 58.352642] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 58.380658] lkdtm: attempting bad execution at ffffffffa539c220 # [ 58.408779] kernel tried to execute NX-pr[ 59.264623] lkdtm: attempting ok execution at ffffffffa46e0340 otected page - exploit attempt? (uid: 0) # [ 58.438388] BUG: unable to handle page fault for address: ffffffffa539c220 # [ 58.467435] #PF: supervisor instruction fetch in kernel mode # [ 58.495271] #PF: error_code(0x0011) - permissions violation [ 59.292662] lkdtm: attempting bad execution at 00007efff9e34000 # [ 58.500833] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010d6001e1 # [ 58.529966] Oops: 0011 [#9] SMP NOPTI # [ 58.533623] CPU: 0 PID: 1745 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 58.563533] Hardware name: Google [ 59.320781] unable to execute userspace code (SMEP?) (uid: 0) Grunt/Grunt, BIOS 09/05/2019 # [ 58.569446] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 58.596754] Code: ff ff 9e 1b d4 a4 ff ff ff ff c2 3c 78 a5 ff ff ff ff e4 02 d4 a4 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0[ 59.348643] BUG: unable to handle page fault for address: 00007efff9e34000 [ 59.377690] #PF: supervisor instruction fetch in kernel mode 0 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 # [ 58.637676] RSP: 0018:ffffabd6017c7e48 EFLAGS: 00010246 # [ 58.665078] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 58.672201] RDX: 0000000000000000 RSI: ffff979ceac1[ 59.383340] #PF: error_code(0x0011) - permissions violation bf70 RDI: ffff979ceac1bf70 # [ 58.701506] RBP: ffffffffa539c220 R08: 0000000000000000 R09: 0000000000000000 # [ 58.708629] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 58.737934] R13: ffffabd6017c7f10 R14: ffffabd6017c7f10[ 59.411085] PGD 1037c2067 P4D 1037c2067 PUD 10325f067 PMD 1032ae067 PTE 117a02067 R15: ffff979cc1fbe000 # [ 58.745057] FS: 00007f33f159b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 58.775315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.781050] CR2: ffffffffa539c220 CR3: 0000000103f7a000 CR4: 000[ 59.440743] Oops: 0011 [#10] SMP NOPTI 00000001506f0 # [ 58.810357] Call Trace: # [ 58.812804] ? execute_location+0x48/0x56 # [ 58.838989] ? direct_entry.cold+0x2c/0x38 # [ 58.865264] ? full_proxy_write+0x56/0x80 # [ 58.891455] ? vfs_write+0xea/0x3a0 # [ 58.917121] ? ksys[ 59.466673] CPU: 0 PID: 1781 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 59.496588] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 _write+0x68/0xf0 # [ 58.942795] ? do_syscall_64+0x33/0x40 # [ 58.968723] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.987461] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_[ 59.502500] RIP: 0010:0x7efff9e34000 [ 59.528250] Code: Unable to access opcode bytes at RIP 0x7efff9e33fd6. usbpd_notify # [ 58.999882] CR2: ffffffffa539c220 # [ 59.003193] ---[ end trace 67f9fed69db831a4 ]--- # [ 59.007805] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 59.011721] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49[ 59.534765] RSP: 0018:ffffabd601857e50 EFLAGS: 00010246 [ 59.562164] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 59.030459] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 59.035676] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000[ 59.569285] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 59.598590] RBP: 00007efff9e34000 R08: 0000000000000000 R09: 0000000000000000 000000 # [ 59.042798] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 59.049919] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 59.057039] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00000000000000[ 59.605712] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f [ 59.635019] R13: ffffabd601857f10 R14: ffffabd601857f10 R15: ffff979cc48c9000 04 # [ 59.064161] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 59.071284] FS: 00007f33f159b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 59.079358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ [ 59.642143] FS: 00007efff9e36580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 59.672400] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 59.085093] CR2: ffffffffa539c220 CR3: 0000000103f7a000 CR4: 00000000001506f0 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXEC_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh [ 59.678134] CR2: 00007efff9e34000 CR3: 00000001028fa000 CR4: 00000000001506f0 [ 59.702240] Call Trace: [ 59.704691] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae [ 59.709475] ? direct_entry.cold+0x2c/0x38 [ 59.713568] ? full_proxy_write+0x56/0x80 [ 59.717574] ? vfs_write+0xea/0x3a0 [ 59.721058] ? ksys_write+0x68/0xf0 [ 59.724545] ? do_syscall_64+0x33/0x40 [ 59.728290] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 59.733508] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 59.745930] CR2: 00007efff9e34000 [ 59.749302] ---[ end trace 67f9fed69db831a5 ]--- [ 59.753934] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 59.757966] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 59.776733] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 59.782023] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.789196] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 59.796364] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 59.803546] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.810717] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 59.817894] FS: 00007efff9e36580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 59.826020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.831802] CR2: 00007efff9e34000 CR3: 00000001028fa000 CR4: 00000000001506f0 [ 60.040760] lkdtm: Performing direct entry EXEC_NULL # Killed # [ 59.259211] lkdtm: Performing direct entry EXEC_USERSPACE # [ 59.264623] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 59.292662] lkdtm: attempting bad execution at 00007efff9e34000 # [ 59.320781] unable to execute userspac[ 60.045737] lkdtm: attempting ok execution at ffffffffa46e0340 e code (SMEP?) (uid: 0) # [ 59.348643] BUG: unable to handle page fault for address: 00007efff9e34000 # [ 59.377690] #PF: supervisor instruction fetch in kernel mode # [ 59.383340] #PF: error_code(0x0011) - permissions violation # [ 59.411085] [ 60.073760] lkdtm: attempting bad execution at 0000000000000000 PGD 1037c2067 P4D 1037c2067 PUD 10325f067 PMD 1032ae067 PTE 117a02067 # [ 59.440743] Oops: 0011 [#10] SMP NOPTI # [ 59.466673] CPU: 0 PID: 1781 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 59.496588] Hardware name: Google Grunt/Grun[ 60.101892] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 60.130965] #PF: supervisor instruction fetch in kernel mode t, BIOS 09/05/2019 # [ 59.502500] RIP: 0010:0x7efff9e34000 # [ 59.528250] Code: Unable to access opcode bytes at RIP 0x7efff9e33fd6. # [ 59.534765] RSP: 0018:ffffabd601857e50 EFLAGS: 00010246 # [ 59.562164] RAX: 0000000000000033 RBX: 000000000[ 60.136615] #PF: error_code(0x0010) - not-present page 0000024 RCX: 0000000000000000 # [ 59.569285] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 59.598590] RBP: 00007efff9e34000 R08: 0000000000000000 R09: 0000000000000000 # [ 59.605712] R10: 00000000ffffe000 R11: 3ffffffffffff[ 60.163926] PGD 0 P4D 0 ff[f R12: 000000000000000f # [ 59.635019] R13: ffffabd601857f10 R14: ffffabd601857f10 R15: ffff979cc48c9000 # [ 59.642143] FS: 00007efff9e36580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 59.672400] CS: 0010 DS: 0000 ES: 0000 CR0: 60.188641] Oops: 0010 [#11] SMP NOPTI 0000000080050033 # [ 59.678134] CR2: 00007efff9e34000 CR3: 00000001028fa000 CR4: 00000000001506f0 # [ 59.702240] Call Trace: # [ 59.704691] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 59.709475] ? direct_entry.cold+0x2c/0x38 # [ 59.713568] [ 60.214571] CPU: 0 PID: 1817 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 60.244483] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ? [full_proxy_write+0x56/0x80 # [ 59.717574] ? vfs_write+0xea/0x3a0 # [ 59.721058] ? ksys_write+0x68/0xf0 # [ 59.724545] ? do_syscall_64+0x33/0x40 # [ 59.728290] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 59.733508] Modules linked in: 60.250393] RIP: 0010:0x0 f[use ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 59.745930] CR2: 00007efff9e34000 # [ 59.749302] ---[ end trace 67f9fed69db831a5 ]--- # [ 59.753934] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 60.275198] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 60.304249] RSP: 0018:ffffabd6018d7e48 EFLAGS: 00010246 59.757966] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 59.776733] RSP: 0018:ffffabd6008afe6[ 60.309464] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 60.338769] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 0 EFLAGS: 00010282 # [ 59.782023] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 59.789196] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 59.796364] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 00[ 60.345892] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 60.375198] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a 00000000000001 # [ 59.803546] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 59.810717] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 59.817894] FS: 00007efff9e36580(0000) GS:ffff979ceac00000(0000) k[ 60.382319] R13: ffffabd6018d7f10 R14: ffffabd6018d7f10 R15: ffff979cc491a000 [ 60.411625] FS: 00007f7fa2986580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 nlGS:0000000000000000 # [ 59.826020] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.831802] CR2: 00007efff9e34000 CR3: 00000001028fa000 CR4: 00000000001506f0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.s[ 60.419700] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 h # selftests: lkdtm: EXEC_NULL.sh [ 60.447621] CR2: ffffffffffffffd6 CR3: 0000000104842000 CR4: 00000000001506f0 [ 60.457948] Call Trace: [ 60.460399] execute_location+0x48/0x56 [ 60.464231] direct_entry.cold+0x2c/0x38 [ 60.468151] full_proxy_write+0x56/0x80 [ 60.471984] vfs_write+0xea/0x3a0 [ 60.475293] ksys_write+0x68/0xf0 [ 60.478605] do_syscall_64+0x33/0x40 [ 60.482174] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 60.487218] RIP: 0033:0x7f7fa28608f3 [ 60.490789] 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 [ 60.509525] RSP: 002b:00007ffdc7193bd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.517084] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f7fa28608f3 [ 60.524205] RDX: 000000000000000a RSI: 00007f7fa2753000 RDI: 0000000000000001 [ 60.531327] RBP: 00007f7fa2753000 R08: 00007f7fa2752010 R09: 0000000000000000 [ 60.538447] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 60.545569] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 60.552696] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 60.565115] CR2: 0000000000000000 [ 60.568463] ---[ end trace 67f9fed69db831a6 ]--- [ 60.573095] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 60.577097] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 60.595859] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 60.601149] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 60.608310] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 60.615485] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 60.622635] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 60.629795] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 60.636943] FS: 00007f7fa2986580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 60.645057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.650815] CR2: ffffffffffffffd6 CR3: 0000000104842000 CR4: 00000000001506f0 [ 60.804182] lkdtm: Performing direct entry ACCESS_USERSPACE # Killed # [ 60.040760] lkdtm: Performing direct entry EXEC_NULL # [ 60.045737] lkdtm: attempting ok execution at ffffffffa46e0340 # [ 60.073760] lkdtm: attempting bad execution at 0000000000000000 # [ 60.101892] BUG: kernel NULL pointer derefe[ 60.809772] lkdtm: attempting bad read at 00007f7b42931000 rence, address: 0000000000000000 # [ 60.130965] #PF: supervisor instruction fetch in kernel mode # [ 60.136615] #PF: error_code(0x0010) - not-present page # [ 60.163926] PGD 0 P4D 0 # [ 60.188641] Oops: 0010 [#11] SMP NOPTI # [ 60.214571] C[ 60.837434] lkdtm: FAIL: survived bad read PU: 0 PID: 1817 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 60.244483] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 60.250393] RIP: 0010:0x0 # [ 60.275198] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 60.863729] lkdtm: attempting bad write at 00007f7b42931000 # [ 60.304249] RSP: 0018:ffffabd6018d7e48 EFLAGS: 00010246 # [ 60.309464] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 60.338769] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 60.345892] RBP: 0000[ 60.891462] lkdtm: FAIL: survived bad write 000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 60.375198] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 60.382319] R13: ffffabd6018d7f10 R14: ffffabd6018d7f10 R15: ffff979cc491a000 # [ 60.411625] FS: 00007f7fa2986580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 60.419700] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.447621] CR2: ffffffffffffffd6 CR3: 0000000104842000 CR4: 00000000001506f0 # [ 60.457948] Call Trace: # [ 60.460399] execute_location+0x48/0x56 # [ 60.464231] direct_entry.cold+0x2c/0x38 # [ 60.468151] full_proxy_write+0x56/0x80 # [ 60.471984] vfs_write+0xea/0x3a0 # [ 60.475293] ksys_write+0x68/0xf0 # [ 60.478605] do_syscall_64+0x33/0x40 # [ 60.482174] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 60.487218] RIP: 0033:0x7f7fa28608f3 # [ 60.490789] 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 # [ 60.509525] RSP: 002b:00007ffdc7193bd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.517084] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f7fa28608f3 # [ 60.524205] RDX: 000000000000000a RSI: 00007f7fa2753000 RDI: 0000000000000001 # [ 60.531327] RBP: 00007f7fa2753000 R08: 00007f7fa2752010 R09: 0000000000000000 # [ 60.538447] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 60.545569] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.552696] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 60.565115] CR2: 0000000000000000 # [ 60.568463] ---[ end trace 67f9fed69db831a6 ]--- # [ 60.573095] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 60.577097] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f [ 61.093691] lkdtm: Performing direct entry ACCESS_NULL 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 60.595859] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 60.601149] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 60.608310] RDX: 0000000000000000 RSI: ffff979cead1bf[ 61.100596] lkdtm: attempting bad read at 0000000000000000 70 RDI: ffffffffa539bd90 # [ 60.615485] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 60.622635] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 60.629795] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R[ 61.128283] BUG: kernel NULL pointer dereference, address: 0000000000000000 15: ffff979cc492f000 # [ 60.636943] FS: 00007f7fa2986580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 60.645057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.650815] CR2: ffffffffffffffd6 CR3: 0000000104842000 CR4: 00000[ 61.157378] #PF: supervisor read access in kernel mode [ 61.184690] #PF: error_code(0x0000) - not-present page 000001506f0 # EXEC_NULL: saw 'call trace:': ok ok 36 selftests: lkdtm: EXEC_NULL.sh # selftests: lkdtm: ACCESS_USERSPACE.sh # [ 60.804182] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 60.809772] lkdtm: attempting bad read at 00007f7b4293100[ 61.189819] PGD 0 P4D 0 0 [ # [ 60.837434] lkdtm: FAIL: survived bad read # [ 60.863729] lkdtm: attempting bad write at 00007f7b42931000 # [ 60.891462] lkdtm: FAIL: survived bad write # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_US 61.214533] Oops: 0000 [#12] SMP NOPTI ERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh [ 61.240465] CPU: 0 PID: 1886 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 61.253131] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 61.259045] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 [ 61.263741] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 e7 6c 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 e0 49 78 a5 e8 e2 98 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 08 4a 78 a5 48 01 [ 61.282476] RSP: 0018:ffffabd6019c7e58 EFLAGS: 00010246 [ 61.287695] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 [ 61.294816] RDX: 0000000000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 61.301937] RBP: ffffffffa5783ad1 R08: 0000000000000000 R09: 0000000000000000 [ 61.309058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 61.316181] R13: ffffabd6019c7f10 R14: ffffabd6019c7f10 R15: ffff979cc5339000 [ 61.323303] FS: 00007fa798bc6580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 61.331379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.337114] CR2: 0000000000000000 CR3: 00000001028fa000 CR4: 00000000001506f0 [ 61.344238] Call Trace: [ 61.346686] direct_entry.cold+0x2c/0x38 [ 61.350606] full_proxy_write+0x56/0x80 [ 61.354438] vfs_write+0xea/0x3a0 [ 61.357748] ksys_write+0x68/0xf0 [ 61.361059] do_syscall_64+0x33/0x40 [ 61.364630] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 61.369674] RIP: 0033:0x7fa798aa08f3 [ 61.373244] 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 [ 61.391980] RSP: 002b:00007ffd1d5d5a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.399538] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fa798aa08f3 [ 61.406660] RDX: 000000000000000c RSI: 00007fa798993000 RDI: 0000000000000001 [ 61.413781] RBP: 00007fa798993000 R08: 00007fa798992010 R09: 0000000000000000 [ 61.420904] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 61.428025] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 61.435151] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 61.447572] CR2: 0000000000000000 [ 61.450925] ---[ end trace 67f9fed69db831a7 ]--- [ 61.455560] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 61.459580] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 61.478349] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 61.483635] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 61.490811] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 61.497981] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 61.505167] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 61.512341] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 61.519511] FS: 00007fa798bc6580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 61.527629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.533385] CR2: 0000000000000000 CR3: 00000001028fa000 CR4: 00000000001506f0 [ 61.692220] lkdtm: Performing direct entry WRITE_RO # Killed # [ 61.093691] lkdtm: Performing direct entry ACCESS_NULL # [ 61.100596] lkdtm: attempting bad read at 0000000000000000 # [ 61.128283] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 61.157378] #PF: supervisor read [ 61.697112] lkdtm: attempting bad rodata write at ffffffffa539c210 access in kernel mode # [ 61.184690] #PF: error_code(0x0000) - not-present page # [ 61.189819] PGD 0 P4D 0 # [ 61.214533] Oops: 0000 [#12] SMP NOPTI # [ 61.240465] CPU: 0 PID: 1886 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ [ 61.725482] BUG: unable to handle page fault for address: ffffffffa539c210 61.253131] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.259045] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 61.263741] Code: 08 99 fd ff be 00 10 00 00 48 89 ef e8 e7 6c 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 e0 49 78 a5 e[ 61.754510] #PF: supervisor write access in kernel mode [ 61.781906] #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 08 4a 78 a5 48 01 # [ 61.282476] RSP: 0018:ffffabd6019c7e58 EFLAGS: 00010246 # [ 61.287695] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 61.294816] RDX: 00000[ 61.787469] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010d6001e1 00000000000 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 61.301937] RBP: ffffffffa5783ad1 R08: 0000000000000000 R09: 0000000000000000 # [ 61.309058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 61.316181] R13: ffffabd60[ 61.816601] Oops: 0003 [#13] SMP NOPTI 19c7f10 R14: ffffabd6019c7f10 R15: ffff979cc5339000 # [ 61.323303] FS: 00007fa798bc6580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 61.331379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.337114] CR2: 0000000000000000 C[ 61.842530] CPU: 0 PID: 1921 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 61.872442] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 R3: 00000001028fa000 CR4: 00000000001506f0 # [ 61.344238] Call Trace: # [ 61.346686] direct_entry.cold+0x2c/0x38 # [ 61.350606] full_proxy_write+0x56/0x80 # [ 61.354438] vfs_write+0xea/0x3a0 # [ 61.357748] ksys_write+0x68/0xf0 # [ 61.[ 61.878358] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a 361059] do_syscall_64+0x33/0x40 # [ 61.364630] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 61.369674] RIP: 0033:0x7fa798aa08f3 # [ 61.373244] 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 [ 61.904971] Code: 00 48 c7 c7 c0 48 78 a5 48 c7 c6 10 c2 39 a5 e8 8c 9b fd ff 48 8b 05 e1 bb 65 00 ba 34 12 cd ab 48 c7 c7 f0 48 78 a5 48 31 d0 <48> 89 05 cb bb 65 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da ec 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 # [ 61.391980] RSP: 002b:00007ffd1d5d5a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.399538] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00 61.945894] RSP: 0018:ffffabd601a2fe60 EFLAGS: 00010202 [ 61.973298] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 007fa798aa08f3 # [ 61.406660] RDX: 000000000000000c RSI: 00007fa798993000 RDI: 0000000000000001 # [ 61.413781] RBP: 00007fa798993000 R08: 00007fa798992010 R09: 0000000000000000 # [ 61.420904] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000[ 61.980420] RDX: 00000000abcd1234 RSI: ffff979ceac1bf70 RDI: ffffffffa57848f0 [ 62.009727] RBP: ffffffffa5783add R08: 0000000000000000 R09: 0000000000000000 0000000001 # [ 61.428025] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.435151] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 61.447572[ 62.016849] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 [ 62.046156] R13: ffffabd601a2ff10 R14: ffffabd601a2ff10 R15: ffff979cc5528000 ] CR2: 0000000000000000 # [ 61.450925] ---[ end trace 67f9fed69db831a7 ]--- # [ 61.455560] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 61.459580] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff e[ 62.053280] FS: 00007f8032c2b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 62.083539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 b c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 61.478349] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 61.483635] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 61.490811] RDX:[ 62.089274] CR2: ffffffffa539c210 CR3: 00000001040e8000 CR4: 00000000001506f0 [ 62.118581] Call Trace: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 61.497981] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 61.505167] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 61.512341] R13: fff[ 62.121028] direct_entry.cold+0x2c/0x38 fabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 61.519511] FS: 00007fa798bc6580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 61.527629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.533385] CR2: 000000000000[ 62.147126] full_proxy_write+0x56/0x80 0000 CR3: 00000001028fa000 CR4: 00000000001506f0 # ACCESS_NULL: saw 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: lkdtm: WRITE_RO.sh [ 62.173141] vfs_write+0xea/0x3a0 [ 62.190402] ksys_write+0x68/0xf0 [ 62.193715] do_syscall_64+0x33/0x40 [ 62.197285] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 62.202330] RIP: 0033:0x7f8032b088f3 [ 62.205900] 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 [ 62.224637] RSP: 002b:00007fff70742c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.232194] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8032b088f3 [ 62.239317] RDX: 0000000000000009 RSI: 00007f80329fb000 RDI: 0000000000000001 [ 62.246438] RBP: 00007f80329fb000 R08: 00007f80329fa010 R09: 0000000000000000 [ 62.253561] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 62.260683] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 62.267810] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 62.280230] CR2: ffffffffa539c210 [ 62.283542] ---[ end trace 67f9fed69db831a8 ]--- [ 62.288155] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 62.292072] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 62.310808] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 62.316025] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 62.323147] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 62.330269] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 62.337391] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 62.344514] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 62.351636] FS: 00007f8032c2b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 62.359711] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.365447] CR2: ffffffffa539c210 CR3: 00000001040e8000 CR4: 00000000001506f0 [ 62.372570] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 62.381427] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1921, name: cat [ 62.388983] INFO: lockdep is turned off. [ 62.392899] irq event stamp: 0 [ 62.395948] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 62.402209] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 62.410374] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 62.418535] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 62.424791] CPU: 0 PID: 1921 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 62.432521] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 62.438430] Call Trace: [ 62.440876] dump_stack+0x77/0x9b [ 62.444187] ___might_sleep.cold+0xa6/0xb6 [ 62.448279] exit_signals+0x1c/0x2e0 [ 62.451849] do_exit+0xd5/0xb00 [ 62.454987] ? ksys_write+0x68/0xf0 [ 62.458474] rewind_stack_do_exit+0x17/0x20 [ 62.462652] RIP: 0033:0x7f8032b088f3 [ 62.466221] 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 [ 62.484959] RSP: 002b:00007fff70742c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.492519] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8032b088f3 [ 62.499641] RDX: 0000000000000009 RSI: 00007f80329fb000 RDI: 0000000000000001 [ 62.506762] RBP: 00007f80329fb000 R08: 00007f80329fa010 R09: 0000000000000000 [ 62.513884] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 62.521006] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 62.708310] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # Killed # [ 61.692220] lkdtm: Performing direct entry WRITE_RO # [ 61.697112] lkdtm: attempting bad rodata write at ffffffffa539c210 # [ 61.725482] BUG: unable to handle page fault for address: ffffffffa539c210 # [ 61.754510] #PF: supervisor w[ 62.714148] lkdtm: attempting bad ro_after_init write at ffffffffa57ff330 rite access in kernel mode # [ 61.781906] #PF: error_code(0x0003) - permissions violation # [ 61.787469] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010d6001e1 # [ 61.816601] Oops: 0003 [#13] SMP NOPTI # [ 61.842530] CPU: 0 PID: 1921 C[ 62.743127] BUG: unable to handle page fault for address: ffffffffa57ff330 omm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 61.872442] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.878358] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 61.904971] Code: 00 48 c7 c7 c0 48 78 a5 48 c7 c6 10 c2 39 a5 e8 8c 9b [ 62.772154] #PF: supervisor write access in kernel mode [ 62.799552] #PF: error_code(0x0003) - permissions violation fd ff 48 8b 05 e1 bb 65 00 ba 34 12 cd ab 48 c7 c7 f0 48 78 a5 48 31 d0 <48> 89 05 cb bb 65 00 e9 6a 9b fd ff 0f 1f 44 00 00 48 8b 05 da ec # [ 61.945894] RSP: 0018:ffffabd601a2fe60 EFLAGS: 00010202 # [ 61.973298] RAX: 000000000198b861 RBX: 000000000[ 62.805115] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010da001e1 00[00028 RCX: 0000000000000000 # [ 61.980420] RDX: 00000000abcd1234 RSI: ffff979ceac1bf70 RDI: ffffffffa57848f0 # [ 62.009727] RBP: ffffffffa5783add R08: 0000000000000000 R09: 0000000000000000 # [ 62.016849] R10: 00000000ffffe000 R11: 3ffffffffffff 62.834249] Oops: 0003 [#14] SMP NOPTI fff R12: 0000000000000009 # [ 62.046156] R13: ffffabd601a2ff10 R14: ffffabd601a2ff10 R15: ffff979cc5528000 # [ 62.053280] FS: 00007f8032c2b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 62.083539] CS: 0010 DS: 0000 ES: 0000 CR0: [ 62.860180] CPU: 0 PID: 1956 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 62.890094] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000000080050033 # [ 62.089274] CR2: ffffffffa539c210 CR3: 00000001040e8000 CR4: 00000000001506f0 # [ 62.118581] Call Trace: # [ 62.121028] direct_entry.cold+0x2c/0x38 # [ 62.147126] full_proxy_write+0x56/0x80 # [ 62.173141] vfs_write+0xe[ 62.896009] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a a/[0x3a0 # [ 62.190402] ksys_write+0x68/0xf0 # [ 62.193715] do_syscall_64+0x33/0x40 # [ 62.197285] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 62.202330] RIP: 0033:0x7f8032b088f3 # [ 62.205900] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 62.923577] Code: 49 78 a5 e9 3e 9b fd ff 48 c7 c7 48 49 78 a5 e8 32 9b fd ff 48 8b 05 a7 ec ab 00 ba 34 12 cd ab 48 c7 c7 f0 48 78 a5 48 31 d0 <48> 89 05 91 ec ab 00 e9 10 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7 c[0 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 # [ 62.224637] RSP: 002b:00007fff70742c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 62.2 62.964500] RSP: 0018:ffffabd601abfe60 EFLAGS: 00010202 [ 62.991904] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 32194] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8032b088f3 # [ 62.239317] RDX: 0000000000000009 RSI: 00007f80329fb000 RDI: 0000000000000001 # [ 62.246438] RBP: 00007f80329fb000 R08: 00007f80329fa010 R09: 0000000000000000 # [ 62.25356[ 62.999027] RDX: 00000000abcd1234 RSI: ffff979ceac1bf70 RDI: ffffffffa57848f0 [ 63.028333] RBP: ffffffffa5783ae6 R08: 0000000000000000 R09: 0000000000000000 1] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 62.260683] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 62.267810] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros[ 63.035456] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 [ 63.064763] R13: ffffabd601abff10 R14: ffffabd601abff10 R15: ffff979cc5506000 _ec_chardev cros_ec_dev cros_usbpd_notify # [ 62.280230] CR2: ffffffffa539c210 # [ 62.283542] ---[ end trace 67f9fed69db831a8 ]--- # [ 62.288155] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 62.292072] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de [ 63.071886] FS: 00007fe5527ca3c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 63.102144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 62.310808] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 62.316025] RAX: ffffffffa46dff70 RBX: 000[ 63.107880] CR2: ffffffffa57ff330 CR3: 0000000103550000 CR4: 00000000001506f0 [ 63.137186] Call Trace: 0000000000001 RCX: 0000000000000000 # [ 62.323147] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 62.330269] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 62.337391] R10: 00000000ffffe000 R11: 3ffffff[ 63.139633] direct_entry.cold+0x2c/0x38 fffffffff R12: 0000000000000004 # [ 62.344514] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 62.351636] FS: 00007f8032c2b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 62.359711] CS: 0010 DS: 0000 ES: 0000[ 63.165733] full_proxy_write+0x56/0x80 CR0: 0000000080050033 # [ 62.365447] CR2: ffffffffa539c210 CR3: 00000001040e8000 CR4: 00000000001506f0 # [ 62.372570] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 62.381427] in_atomic(): 0, irqs_disabl[ 63.191751] vfs_write+0xea/0x3a0 ed(): 1, non_block: 0, pid: 1921, name: cat # [ 62.388983] INFO: lockdep is turned off. # [ 62.392899] irq event stamp: 0 # [ 62.395948] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.402209] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 62.410374] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 62.418535] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.424791] CPU: 0 PID: 1921 Comm: cat[ 63.242743] do_syscall_64+0x33/0x40 Tainted: G D W 5.10.154-cip19 #1 # [ 62.432521] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.438430] Call Trace: # [ 62.440876] dump_stack+0x77/0x9b # [ 62.444187] ___might_sleep.cold+0xa6/0xb6 # [ 62.448279] e[ 63.268499] entry_SYSCALL_64_after_hwframe+0x61/0xc6 xit_signals+0x1c/0x2e0 # [ 62.451849] do_exit+0xd5/0xb00 # [ 62.454987] ? ksys_write+0x68/0xf0 # [ 62.458474] rewind_stack_do_exit+0x17/0x20 # [ 62.462652] RIP: 0033:0x7f8032b088f3 # [ 62.466221] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 [ 63.295728] RIP: 0033:0x7fe5526a88f3 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 # [ 62.484959] RSP: 002b:00007fff70742c38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 62 63.321484] 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 .4[92519] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f8032b088f3 # [ 62.499641] RDX: 0000000000000009 RSI: 00007f80329fb000 RDI: 0000000000000001 # [ 62.506762] RBP: 00007f80329fb000 R08: 00007f80329fa010 R09: 0000000000000000 # [ 62.513 63.362407] RSP: 002b:00007fff393d1718 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.392143] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fe5526a88f3 884] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 62.521006] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: lkdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_RO[ 63.399265] RDX: 0000000000000014 RSI: 00007fe55259b000 RDI: 0000000000000001 [ 63.428570] RBP: 00007fe55259b000 R08: 00007fe55259a010 R09: 0000000000000000 _AFTER_INIT.sh [ 63.435692] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.444198] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.451323] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 63.463743] CR2: ffffffffa57ff330 [ 63.467055] ---[ end trace 67f9fed69db831a9 ]--- [ 63.471669] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 63.475585] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 63.494321] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 63.499538] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 63.506660] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 63.513781] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 63.520903] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 63.528024] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 63.535146] FS: 00007fe5527ca3c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 63.543224] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.548961] CR2: ffffffffa57ff330 CR3: 0000000103550000 CR4: 00000000001506f0 [ 63.556085] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 63.564942] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1956, name: cat [ 63.572498] INFO: lockdep is turned off. [ 63.576413] irq event stamp: 0 [ 63.579462] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.585722] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 63.593887] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 63.602050] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.608307] CPU: 0 PID: 1956 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 63.616037] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 63.621944] Call Trace: [ 63.624390] dump_stack+0x77/0x9b [ 63.627701] ___might_sleep.cold+0xa6/0xb6 [ 63.631793] exit_signals+0x1c/0x2e0 [ 63.635364] do_exit+0xd5/0xb00 [ 63.638501] ? ksys_write+0x68/0xf0 [ 63.641989] rewind_stack_do_exit+0x17/0x20 [ 63.646166] RIP: 0033:0x7fe5526a88f3 [ 63.649735] 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 [ 63.668473] RSP: 002b:00007fff393d1718 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.676033] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fe5526a88f3 [ 63.683156] RDX: 0000000000000014 RSI: 00007fe55259b000 RDI: 0000000000000001 [ 63.690278] RBP: 00007fe55259b000 R08: 00007fe55259a010 R09: 0000000000000000 [ 63.697400] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.704521] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.951203] lkdtm: Performing direct entry WRITE_KERN # Killed # [ 62.708310] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 62.714148] lkdtm: attempting bad ro_after_init write at ffffffffa57ff330 # [ 62.743127] BUG: unable to handle page fault for address: ffffffffa57ff330 # [ 62.772154][ 63.956279] lkdtm: attempting bad 6685289 byte write at ffffffffa4d405a9 #PF: supervisor write access in kernel mode # [ 62.799552] #PF: error_code(0x0003) - permissions violation # [ 62.805115] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 800000010da001e1 # [ 62.834249] Oops: 0003 [#14] SMP NOPTI # [ 62.860180] [ 63.985148] BUG: unable to handle page fault for address: ffffffffa4d405a9 CPU: 0 PID: 1956 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 62.890094] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.896009] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 62.923577] Code: 49 78 a5 e9 3e 9b fd ff 4[ 64.014183] #PF: supervisor write access in kernel mode [ 64.041584] #PF: error_code(0x0003) - permissions violation 8 c7 c7 48 49 78 a5 e8 32 9b fd ff 48 8b 05 a7 ec ab 00 ba 34 12 cd ab 48 c7 c7 f0 48 78 a5 48 31 d0 <48> 89 05 91 ec ab 00 e9 10 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 62.964500] RSP: 0018:ffffabd601abfe60 EFLAGS: 00010202 # [ 62.991904] RAX: 00[ 64.047145] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 10d0001e1 00[0000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 62.999027] RDX: 00000000abcd1234 RSI: ffff979ceac1bf70 RDI: ffffffffa57848f0 # [ 63.028333] RBP: ffffffffa5783ae6 R08: 0000000000000000 R09: 0000000000000000 # [ 63.035456] R10: 000000 64.075672] Oops: 0003 [#15] SMP NOPTI 00ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 63.064763] R13: ffffabd601abff10 R14: ffffabd601abff10 R15: ffff979cc5506000 # [ 63.071886] FS: 00007fe5527ca3c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 63.102144] CS: [ 64.101604] CPU: 0 PID: 1991 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 64.131518] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.107880] CR2: ffffffffa57ff330 CR3: 0000000103550000 CR4: 00000000001506f0 # [ 63.137186] Call Trace: # [ 63.139633] direct_entry.cold+0x2c/0x38 # [ 63.165733] full_proxy_write+0x56/0x80 # [ 64.137434] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e [ 63.191751] vfs_write+0xea/0x3a0 # [ 63.217244] ksys_write+0x68/0xf0 # [ 63.242743] do_syscall_64+0x33/0x40 # [ 63.268499] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 63.295728] RIP: 0033:0x7fe5526a88f3 # [ 63.321484] Code: 8b 15 a1 [ 64.164222] Code: 53 48 c7 c3 a9 05 d4 a4 49 89 dc 48 89 da 49 81 ec 40 03 6e a4 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 40 03 6e a4 a4 48 c7 c7 f0 48 78 a5 e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff 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 # [ 63.362407] RSP: 002b:00007fff393d1718 EFLAGS: 00000246 ORIG_RAX:[ 64.205143] RSP: 0018:ffffabd601b3fe50 EFLAGS: 00010246 [ 64.232546] RAX: 000000000000003c RBX: ffffffffa4d405a9 RCX: 0000000000660269 0000000000000001 # [ 63.392143] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fe5526a88f3 # [ 63.399265] RDX: 0000000000000014 RSI: 00007fe55259b000 RDI: 0000000000000001 # [ 63.428570] RBP: 00007fe55259b000 R08: 00007fe55259a010 R09: 000[ 64.239669] RDX: 0000000000000000 RSI: ffffffffa46e0340 RDI: ffffffffa4d405a9 [ 64.268975] RBP: ffffffffa5783afa R08: 0000000000000000 R09: 0000000000000000 0000000000000 # [ 63.435692] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.444198] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 63.451323] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_[ 64.276096] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000660269 [ 64.305402] R13: ffffabd601b3ff10 R14: ffffabd601b3ff10 R15: ffff979cc289d000 lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 63.463743] CR2: ffffffffa57ff330 # [ 63.467055] ---[ end trace 67f9fed69db831a9 ]--- # [ 63.471669] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 63.475585] Code: 89 ff e8 6e a3 a3 f[ 64.312525] FS: 00007f61f0f5b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 64.342784] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 f 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 63.494321] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 63.499538] R[ 64.348520] CR2: ffffffffa4d405a9 CR3: 00000001037de000 CR4: 00000000001506f0 [ 64.377826] Call Trace: AX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 63.506660] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 63.513781] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 63.520903] R10: [ 64.380274] direct_entry.cold+0x2c/0x38 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 63.528024] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 63.535146] FS: 00007fe5527ca3c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 63.543224[ 64.406370] full_proxy_write+0x56/0x80 ] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.548961] CR2: ffffffffa57ff330 CR3: 0000000103550000 CR4: 00000000001506f0 # [ 63.556085] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 63.564942[ 64.432388] vfs_write+0xea/0x3a0 ] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1956, name: cat # [ 63.572498] INFO: lockdep is turned off. # [ 63.576413] irq event stamp: 0 # [ 63.579462] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.585722] hardirq[ 64.457881] ksys_write+0x68/0xf0 s last disabled at (0): [] copy_process+0x640/0x1c80 # [ 63.593887] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 63.602050] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.60830[ 64.483378] do_syscall_64+0x33/0x40 7] CPU: 0 PID: 1956 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 63.616037] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 63.621944] Call Trace: # [ 63.624390] dump_stack+0x77/0x9b # [ 63.627701] ___might_sleep.cold+0[ 64.509133] entry_SYSCALL_64_after_hwframe+0x61/0xc6 xa6/0xb6 # [ 63.631793] exit_signals+0x1c/0x2e0 # [ 63.635364] do_exit+0xd5/0xb00 # [ 63.638501] ? ksys_write+0x68/0xf0 # [ 63.641989] rewind_stack_do_exit+0x17/0x20 # [ 63.646166] RIP: 0033:0x7fe5526a88f3 # [ 63.649735] Code: 8b 15 a[ 64.536362] RIP: 0033:0x7f61f0e388f3 [ 64.562118] 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 1 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 # [ 63.668473] RSP: 002b:00007fff393d1718 EFLAGS: 00000246 ORIG_RA[ 64.580854] RSP: 002b:00007fffae7152b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.610593] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f61f0e388f3 X: 0000000000000001 # [ 63.676033] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007fe5526a88f3 # [ 63.683156] RDX: 0000000000000014 RSI: 00007fe55259b000 RDI: 0000000000000001 # [ 63.690278] RBP: 00007fe55259b000 R08: 00007fe55259a010 R09: 0[ 64.617714] RDX: 000000000000000b RSI: 00007f61f0d2b000 RDI: 0000000000000001 [ 64.647020] RBP: 00007f61f0d2b000 R08: 00007f61f0d2a010 R09: 0000000000000000 000000000000000 # [ 63.697400] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.704521] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok ok 40 selftests: lkdtm: W[ 64.654142] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 64.683447] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 RITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh [ 64.690574] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 64.708003] CR2: ffffffffa4d405a9 [ 64.711313] ---[ end trace 67f9fed69db831aa ]--- [ 64.715925] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 64.719840] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 [ 64.738575] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 [ 64.743791] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 [ 64.750912] RDX: 0000000000000000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 [ 64.758032] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 [ 64.765153] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 64.772273] R13: ffffabd6008aff10 R14: ffffabd6008aff10 R15: ffff979cc492f000 [ 64.779396] FS: 00007f61f0f5b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 64.787471] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.793205] CR2: ffffffffa4d405a9 CR3: 00000001037de000 CR4: 00000000001506f0 [ 64.800327] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 64.809183] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1991, name: cat [ 64.816738] INFO: lockdep is turned off. [ 64.820652] irq event stamp: 0 [ 64.823702] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 64.829958] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 64.838121] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 64.846284] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 64.852540] CPU: 0 PID: 1991 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 64.860267] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 64.866175] Call Trace: [ 64.868621] dump_stack+0x77/0x9b [ 64.871932] ___might_sleep.cold+0xa6/0xb6 [ 64.876023] exit_signals+0x1c/0x2e0 [ 64.879592] do_exit+0xd5/0xb00 [ 64.882728] ? ksys_write+0x68/0xf0 [ 64.886211] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 [ 64.891081] rewind_stack_do_exit+0x17/0x20 [ 64.895258] RIP: 0033:0x7f61f0e388f3 [ 64.898826] 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 [ 64.917560] RSP: 002b:00007fffae7152b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.925117] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f61f0e388f3 [ 64.932238] RDX: 000000000000000b RSI: 00007f61f0d2b000 RDI: 0000000000000001 [ 64.939358] RBP: 00007f61f0d2b000 R08: 00007f61f0d2a010 R09: 0000000000000000 [ 64.946479] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 64.953599] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 63.951203] lkdtm: Performing direct entry WRITE_KERN # [ 63.956279] lkdtm: attempting bad 6685289 byte write at ffffffffa4d405a9 # [ 63.985148] BUG: unable to handle page fault for address: ffffffffa4d405a9 # [ 64.014183] #PF: supervisor write access in kernel mode # [ 64.041584] #PF: error_code(0x0003) - permissions violation # [ 64.047145] PGD 10de29067 P4D 10de29067 PUD 10de2a063 PMD 10d0001e1 # [ 64.075672] Oops: 0003 [#15] SMP NOPTI # [ 64.101604] CPU: 0 PID: 1991 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 64.131518] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 64.137434] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 64.164222] Code: 53 48 c7 c3 a9 05 d4 a4 49 89 dc 48 89 da 49 81 ec 40 03 6e a4 4c 89 e6 e8 e5 9a fd ff 48 89 df 4c 89 e1 48 c7 c6 40 03 6e a4 a4 48 c7 c7 f0 48 78 a5 e8 ca 9a fd ff 5b 41 5c e9 b7 fe ff ff # [ 64.205143] RSP: 0018:ffffabd601b3fe50 EFLAGS: 00010246 # [ 64.232546] RAX: 000000000000003c RBX: ffffffffa4d405a9 RCX: 0000000000660269 # [ 64.239669] RDX: 0000000000000000 RSI: ffffffffa46e0340 RDI: ffffffffa4d405a9 # [ 64.268975] RBP: ffffffffa5783afa R08: 0000000000000000 R09: 0000000000000000 # [ 64.276096] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000660269 # [ 64.305402] R13: ffffabd601b3ff10 R14: ffffabd601b3ff10 R15: ffff979cc289d000 # [ 64.312525] FS: 00007f61f0f5b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 64.342784] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.348520] CR2: ffffffffa4d405a9 CR3: 000000010[ 65.111629] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 37de000 CR4: 00000000001506f0 # [ 64.377826] Call Trace: # [ 64.380274] direct_entry.cold+0x2c/0x38 # [ 64.406370] full_proxy_write+0x56/0x80 # [ 64.432388] vfs_write+0xea/0x3a0 # [ 64.457881] ksys_write+0x68/0xf0 # [ 64.483378] do_s[ 65.135530] lkdtm: attempting good refcount_inc() without overflow yscall_64+0x33/0x40 # [ 64.509133] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.536362] RIP: 0033:0x7f61f0e388f3 # [ 64.562118] 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 0[ 65.163911] lkdtm: attempting bad refcount_inc() overflow 1 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 # [ 64.580854] RSP: 002b:00007fffae7152b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.610593] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f61f0e388f[ 65.191477] ------------[ cut here ]------------ 3 # [ 64.617714] RDX: 000000000000000b RSI: 00007f61f0d2b000 RDI: 0000000000000001 # [ 64.647020] RBP: 00007f61f0d2b000 R08: 00007f61f0d2a010 R09: 0000000000000000 # [ 64.654142] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 #[ 65.218263] refcount_t: saturated; leaking memory. [ 64.683447] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.690574] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 64.708003] CR2: ffffff[ 65.245264] WARNING: CPU: 0 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 ffa4d405a9 # [ 64.711313] ---[ end trace 67f9fed69db831aa ]--- # [ 64.715925] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 64.719840] Code: 89 ff e8 6e a3 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 99 49 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44[ 65.275883] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 a0 c6 92 02 # [ 64.738575] RSP: 0018:ffffabd6008afe60 EFLAGS: 00010282 # [ 64.743791] RAX: ffffffffa46dff70 RBX: 0000000000000001 RCX: 0000000000000000 # [ 64.750912] RDX: 000000000000[ 65.310560] CPU: 0 PID: 2026 Comm: cat Tainted: G D W 5.10.154-cip19 #1 0000 RSI: ffff979cead1bf70 RDI: ffffffffa539bd90 # [ 64.758032] RBP: ffffffffa57dee80 R08: 0000000000000001 R09: 0000000000000001 # [ 64.765153] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 64.772273] R13: ffffabd6008aff10[ 65.340400] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 R14: ffffabd6008aff10 R15: ffff979cc492f000 # [ 64.779396] FS: 00007f61f0f5b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 64.787471] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.793205] CR2: ffffffffa4d405a9 CR3: 000[ 65.368539] RIP: 0010:refcount_warn_saturate+0x51/0x110 00001037de000 CR4: 00000000001506f0 # [ 64.800327] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 64.809183] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1991, name: cat # [ 64.816738] INFO: loc[ 65.395949] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 kdep is turned off. # [ 64.820652] irq event stamp: 0 # [ 64.823702] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.829958] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 64.838121] softirqs la[ 65.436841] RSP: 0018:ffffabd601bafe48 EFLAGS: 00010286 st enabled at (0): [] copy_process+0x640/0x1c80[ 65.464252] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 64.846284] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.852540] CPU: 0 PID: 1991 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 64.860267] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 64.866175] Ca[ 65.477089] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 ll Trace: # [ 64.868621] dump_stack+0x77/0x9b # [ 64.871932] ___might_sleep.cold+0xa6/0xb6 # [ 64.876023] exit_signals+0x1c/0x2e0 # [ 64.879592] do_exit+0xd5/0xb00 # [ 64.882728] ? ksys_write+0x68/0xf0 # [ 64.886211] ? lkdtm_SLAB_FR[ 65.506389] RBP: ffffffffa5783b05 R08: 0000000000000000 R09: 0000000000000000 EE_CROSS.cold+0x32/0x32 [ 65.535713] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 64.891081] rewind_stack_do_exit+0x17/0x20 # [ 64.895258] RIP: 0033:0x7f61f0e388f3 # [ 64.898826] 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 [ 65.545009] R13: ffffabd601baff10 R14: ffffabd601baff10 R15: ffff979cc2820000 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 64.917560] RSP: 002b:00007fffae7152b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.925117] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f61f0e388f3 # [ 64.932238] RDX: 000000[ 65.574315] FS: 00007f8985fa5580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 000000000b RSI: 00007f61f0d2b000 RDI: 0000000000000001 # [ 64.939358] RBP: 00007f61f0d2b000 R08: 00007f61f0d2a010 R09: 0000000000000000 # [ 64.946479] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 64.953599] R13: 0000000000[ 65.604582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_KERN: saw 'call trace:': ok ok 41 selftests: lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 65.632501] CR2: 00007f8985d73000 CR3: 00000001037de000 CR4: 00000000001506f0 [ 65.654693] Call Trace: [ 65.657198] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 [ 65.662075] direct_entry.cold+0x2c/0x38 [ 65.666021] full_proxy_write+0x56/0x80 [ 65.669917] vfs_write+0xea/0x3a0 [ 65.673251] ksys_write+0x68/0xf0 [ 65.676600] do_syscall_64+0x33/0x40 [ 65.680197] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 65.685291] RIP: 0033:0x7f8985e808f3 [ 65.688885] 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 [ 65.707695] RSP: 002b:00007ffd90920078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.715329] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f8985e808f3 [ 65.722533] RDX: 0000000000000016 RSI: 00007f8985d73000 RDI: 0000000000000001 [ 65.729716] RBP: 00007f8985d73000 R08: 00007f8985d72010 R09: 0000000000000000 [ 65.736924] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 65.744130] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.751319] irq event stamp: 0 [ 65.754479] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 65.760864] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 65.769067] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 65.777315] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.783653] ---[ end trace 67f9fed69db831ab ]--- [ 65.788348] lkdtm: Overflow detected: saturated # [ 65.111629] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 65.135530] lkdtm: attempting good refcount_inc() without overflow # [ 65.163911] lkdtm: attempting bad refcount_inc() overflow # [ 65.191477] ------------[ cut here ]------------ # [ 65.218263] refcount_t: saturated; leaking memory. # [ 65.245264] WARNING: CPU: 0 PID: 2026 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 65.275883] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 65.310560] CPU: 0 PID: 2026 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 65.340400] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 65.368539] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 65.395949] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 # [ 65.436841] RSP: 0018:ffffabd601bafe48 EFLAGS: 00010286 # [ 65.464252] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 65.477089] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 65.506389] RBP: ffffffffa5783b05 R08: 0000000000000000 R09: 0000000000000000 # [ 65.535713] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 65.545009] R13: ffffabd601baff10 R14: ffffabd601baff10 R15: ffff979cc2820000 # [ 65.574315] FS: 00007f8985fa5580(0000) GS:f[ 65.952751] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW fff979ceac00000(0000) knlGS:0000000000000000 # [ 65.604582] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.632501] CR2: 00007f8985d73000 CR3: 00000001037de000 CR4: 00000000001506f0 # [ 65.654693] Call Trace: # [ 65.657198] lkdtm_REFC[ 65.969204] lkdtm: attempting good refcount_add() without overflow OUNT_INC_OVERFLOW+0x70/0x98 # [ 65.662075] direct_entry.cold+0x2c/0x38 # [ 65.666021] full_proxy_write+0x56/0x80 # [ 65.669917] vfs_write+0xea/0x3a0 # [ 65.673251] ksys_write+0x68/0xf0 # [ 65.676600] do_syscall_64+0x33/0x40 # [ 65.68[ 65.997591] lkdtm: attempting bad refcount_add() overflow 0197] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 65.685291] RIP: 0033:0x7f8985e808f3 # [ 65.688885] 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 f[ 66.025150] ------------[ cut here ]------------ f ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 65.707695] RSP: 002b:00007ffd90920078 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.715329] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f8985e808f3 # [ 65.722533] RDX: 0000000[ 66.051940] refcount_t: saturated; leaking memory. 000000016 RSI: 00007f8985d73000 RDI: 0000000000000001 # [ 65.729716] RBP: 00007f8985d73000 R08: 00007f8985d72010 R09: 0000000000000000 # [ 65.736924] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 65.744130] R13: 00000000000[ 66.078941] WARNING: CPU: 0 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 00001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.751319] irq event stamp: 0 # [ 65.754479] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.760864] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80[ 66.109539] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 65.769067] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 65.777315] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.783653] ---[ end trace 67f9fed69db831ab ]--- # [ 65.788348] lkdtm: Overf[ 66.144153] CPU: 0 PID: 2058 Comm: cat Tainted: G D W 5.10.154-cip19 #1 low detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 66.174128] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 66.194623] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 66.199915] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 [ 66.218707] RSP: 0018:ffffabd601c27e48 EFLAGS: 00010286 [ 66.223959] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 [ 66.231120] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 66.238263] RBP: ffffffffa5783b1b R08: 0000000000000000 R09: 0000000000000000 [ 66.245440] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 66.252587] R13: ffffabd601c27f10 R14: ffffabd601c27f10 R15: ffff979cc3569000 [ 66.259739] FS: 00007f145d78b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 66.267841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.273615] CR2: 00007f145d58b000 CR3: 0000000103448000 CR4: 00000000001506f0 [ 66.280766] Call Trace: [ 66.283255] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 [ 66.288064] direct_entry.cold+0x2c/0x38 [ 66.292078] full_proxy_write+0x56/0x80 [ 66.295981] vfs_write+0xea/0x3a0 [ 66.299363] ksys_write+0x68/0xf0 [ 66.302810] do_syscall_64+0x33/0x40 [ 66.306448] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.311547] RIP: 0033:0x7f145d6988f3 [ 66.315174] 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 [ 66.333971] RSP: 002b:00007ffeaff1dc88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.341679] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f145d6988f3 [ 66.348860] RDX: 0000000000000016 RSI: 00007f145d58b000 RDI: 0000000000000001 [ 66.356087] RBP: 00007f145d58b000 R08: 00007f145d58a010 R09: 0000000000000000 [ 66.363315] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.370506] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.377671] irq event stamp: 0 [ 66.380797] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.387128] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 66.395360] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 66.403605] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.409904] ---[ end trace 67f9fed69db831ac ]--- [ 66.414526] lkdtm: Overflow detected: saturated # [ 65.952751] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 65.969204] lkdtm: attempting good refcount_add() without overflow # [ 65.997591] lkdtm: attempting bad refcount_add() overflow # [ 66.025150] ------------[ cut here ]------------ # [ 66.051940] refcount_t: saturated; leaking memory. # [ 66.078941] WARNING: CPU: 0 PID: 2058 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 66.109539] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 66.144153] CPU: 0 PID: 2058 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 66.174128] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 66.194623] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 66.199915] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 # [ 66.218707] RSP: 0018:ffffabd601c27e48 EFLAGS: 00010286 # [ 66.223959] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 66.231120] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 66.238263] RBP: ffffffffa5783b1b R08: 0000000000000000 R09: 0000000000000000 # [ 66.245440] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 66.252587] R13: ffffabd601c27f10 R14: ffffabd601c27f10 R15: ffff979cc3569000 # [ 66.259739] FS: 00007f145d78b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 66.267841][ 66.570551] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 66.273615] CR2: 00007f145d58b000 CR3: 0000000103448000 CR4: 00000000001506f0 # [ 66.280766] Call Trace: # [ 66.283255] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 66.288064] direct_entry.co[ 66.586477] lkdtm: attempting bad refcount_inc_not_zero() overflow ld+0x2c/0x38 # [ 66.292078] full_proxy_write+0x56/0x80 # [ 66.295981] vfs_write+0xea/0x3a0 # [ 66.299363] ksys_write+0x68/0xf0 # [ 66.302810] do_syscall_64+0x33/0x40 # [ 66.306448] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 66.3115[ 66.614859] ------------[ cut here ]------------ 47] RIP: 0033:0x7f145d6988f3 # [ 66.315174] 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[ 66.641640] refcount_t: saturated; leaking memory. .333971] RSP: 002b:00007ffeaff1dc88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.341679] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f145d6988f3 # [ 66.348860] RDX: 0000000000000016 RSI: 00007f145d58b000 RDI: 0000000000000001 # [ 6[ 66.668642] WARNING: CPU: 0 PID: 2090 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 6.356087] RBP: 00007f145d58b000 R08: 00007f145d58a010 R09: 0000000000000000 # [ 66.363315] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 66.370506] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 66.37[ 66.699252] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 7671] irq event stamp: 0 # [ 66.380797] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.387128] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 66.395360] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 66.403605] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.409904] ---[ end trace 67f9fed69db831ac ]--- # [ 66.414526] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw 'call tr[ 66.763756] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ace:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 66.791889] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 66.807126] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 [ 66.825899] RSP: 0018:ffffabd601c97e38 EFLAGS: 00010282 [ 66.831143] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 66.838296] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 66.845446] RBP: ffffffffa5783758 R08: 0000000000000000 R09: 0000000000000000 [ 66.852606] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 66.859751] R13: ffffabd601c97f10 R14: ffffabd601c97f10 R15: ffff979cc28b3000 [ 66.866899] FS: 00007f6aae6cb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 66.875003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.880772] CR2: 00007f6aae4cb000 CR3: 00000001027d0000 CR4: 00000000001506f0 [ 66.887917] Call Trace: [ 66.890396] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 66.895905] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 66.901509] direct_entry.cold+0x2c/0x38 [ 66.905453] full_proxy_write+0x56/0x80 [ 66.909321] vfs_write+0xea/0x3a0 [ 66.912661] ksys_write+0x68/0xf0 [ 66.916010] do_syscall_64+0x33/0x40 [ 66.919611] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.924719] RIP: 0033:0x7f6aae5d88f3 [ 66.928319] 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 [ 66.947112] RSP: 002b:00007fffeba391d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.954703] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f6aae5d88f3 [ 66.961891] RDX: 000000000000001f RSI: 00007f6aae4cb000 RDI: 0000000000000001 [ 66.969080] RBP: 00007f6aae4cb000 R08: 00007f6aae4ca010 R09: 0000000000000000 [ 66.976320] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.983542] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.990820] irq event stamp: 0 [ 66.993913] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.000237] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 67.008465] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 67.016699] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.023009] ---[ end trace 67f9fed69db831ad ]--- [ 67.027731] lkdtm: Overflow detected: saturated # [ 66.570551] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 66.586477] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 66.614859] ------------[ cut here ]------------ # [ 66.641640] refcount_t: saturated; leaking memory. # [ 66.668642] WARNING: CPU: 0 PID: 2090 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 66.699252] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 66.733914] CPU: 0 PID: 2090 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 66.763756] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 66.791889] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 66.807126] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 # [ 66.825899] RSP: 0018:ffffabd601c97e38 EFLAGS: 00010282 # [ 66.831143] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 66.838296] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 66.845446] RBP: ffffffffa5783758 R08: 0000000000000000 R09: 0000000000000000 # [ 66.852606] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 66.859751] R13: ffffabd601c97f10 R14: ffffabd601c97f10 R15: ffff979cc28b3000 # [ 66.866899] FS: 00007f6aae6cb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 66.875003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.187401] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 66.880772] CR2: 00007f6aae4cb000 CR3: 00000001027d0000 CR4: 00000000001506f0 # [ 66.887917] Call Trace: # [ 66.890396] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 66.895905] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 66.9[ 67.199368] lkdtm: attempting bad refcount_add_not_zero() overflow 01509] direct_entry.cold+0x2c/0x38 # [ 66.905453] full_proxy_write+0x56/0x80 # [ 66.909321] vfs_write+0xea/0x3a0 # [ 66.912661] ksys_write+0x68/0xf0 # [ 66.916010] do_syscall_64+0x33/0x40 # [ 66.919611] entry_SYSCALL_64_after_hwframe+0[ 67.227763] ------------[ cut here ]------------ x61/0xc6 # [ 66.924719] RIP: 0033:0x7f6aae5d88f3 # [ 66.928319] 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 4[ 67.254538] refcount_t: saturated; leaking memory. 8 89 54 24 18 # [ 66.947112] RSP: 002b:00007fffeba391d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.954703] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f6aae5d88f3 # [ 66.961891] RDX: 000000000000001f RSI: 00007f6aae4cb000 RDI: 00[ 67.281536] WARNING: CPU: 0 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 00000000000001 # [ 66.969080] RBP: 00007f6aae4cb000 R08: 00007f6aae4ca010 R09: 0000000000000000 # [ 66.976320] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 66.983542] R13: 0000000000000001 R14: 0000000000020000 R15: 000000[ 67.312106] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 0000020000 # [ 66.990820] irq event stamp: 0 # [ 66.993913] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.000237] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 67.008465] softirqs last enabl[ 67.346749] CPU: 0 PID: 2122 Comm: cat Tainted: G D W 5.10.154-cip19 #1 ed at (0): [] copy_process+0x640/0x1c80 # [ 67.016699] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.023009] ---[ end trace 67f9fed69db831ad ]--- # [ 67.027731] lkdtm: Overflow detected: saturated # REFCOUNT_INC[ 67.376743] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 _NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 67.404789] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 67.423584] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 [ 67.442372] RSP: 0018:ffffabd601d1fe38 EFLAGS: 00010282 [ 67.447620] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 67.454781] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 67.461928] RBP: ffffffffa5783778 R08: 0000000000000000 R09: 0000000000000000 [ 67.469087] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 67.476232] R13: ffffabd601d1ff10 R14: ffffabd601d1ff10 R15: ffff979cc4844000 [ 67.483383] FS: 00007fd012feb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 67.491486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.497252] CR2: 00007fd012dbb000 CR3: 00000001055ac000 CR4: 00000000001506f0 [ 67.504395] Call Trace: [ 67.506875] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 67.512381] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 67.517979] direct_entry.cold+0x2c/0x38 [ 67.521925] full_proxy_write+0x56/0x80 [ 67.525799] vfs_write+0xea/0x3a0 [ 67.529138] ksys_write+0x68/0xf0 [ 67.532498] do_syscall_64+0x33/0x40 [ 67.536100] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 67.541203] RIP: 0033:0x7fd012ec88f3 [ 67.544802] 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 [ 67.563589] RSP: 002b:00007ffed84a9ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.571177] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd012ec88f3 [ 67.578370] RDX: 000000000000001f RSI: 00007fd012dbb000 RDI: 0000000000000001 [ 67.585524] RBP: 00007fd012dbb000 R08: 00007fd012dba010 R09: 0000000000000000 [ 67.592693] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 67.599844] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.607046] irq event stamp: 0 [ 67.610120] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.616452] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 67.624677] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 67.632965] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.639295] ---[ end trace 67f9fed69db831ae ]--- [ 67.643981] lkdtm: Overflow detected: saturated # [ 67.187401] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 67.199368] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 67.227763] ------------[ cut here ]------------ # [ 67.254538] refcount_t: saturated; leaking memory. # [ 67.281536] WARNING: CPU: 0 PID: 2122 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 67.312106] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.346749] CPU: 0 PID: 2122 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 67.376743] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 67.404789] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 67.423584] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 # [ 67.442372] RSP: 0018:ffffabd601d1fe38 EFLAGS: 00010282 # [ 67.447620] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 67.454781] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 67.461928] RBP: ffffffffa5783778 R08: 0000000000000000 R09: 0000000000000000 # [ 67.469087] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 67.476232] R13: ffffabd601d1ff10 R14: ffffabd601d1ff10 R15: ffff979cc4844000 # [ 67.483383] FS: 00007fd012feb580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 67.491486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.813199] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 67.497252] CR2: 00007fd012dbb000 CR3: 00000001055ac000 CR4: 00000000001506f0 # [ 67.504395] Call Trace: # [ 67.506875] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 67.512381] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 67.5[ 67.821892] lkdtm: attempting good refcount_dec() 17979] direct_entry.cold+0x2c/0x38 # [ 67.521925] full_proxy_write+0x56/0x80 # [ 67.525799] vfs_write+0xea/0x3a0 # [ 67.529138] ksys_write+0x68/0xf0 # [ 67.532498] do_syscall_64+0x33/0x40 # [ 67.536100] entry_SYSCALL_64_after_hwframe+0[ 67.848791] lkdtm: attempting bad refcount_dec() to zero x61/0xc6 # [ 67.541203] RIP: 0033:0x7fd012ec88f3 # [ 67.544802] 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 4[ 67.876300] ------------[ cut here ]------------ 8 89 54 24 18 # [ 67.563589] RSP: 002b:00007ffed84a9ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 67.571177] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fd012ec88f3 # [ 67.578370] RDX: 000000000000001f RSI: 00007fd012dbb000 RDI: 00[ 67.903072] refcount_t: decrement hit 0; leaking memory. 00000000000001 # [ 67.585524] RBP: 00007fd012dbb000 R08: 00007fd012dba010 R09: 0000000000000000 # [ 67.592693] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 67.599844] R13: 0000000000000001 R14: 0000000000020000 R15: 000000[ 67.930636] WARNING: CPU: 0 PID: 2154 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 0000020000 # [ 67.607046] irq event stamp: 0 # [ 67.610120] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.616452] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 67.624677] softirqs last enabl[ 67.961272] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify ed at (0): [] copy_process+0x640/0x1c80 # [ 67.632965] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.639295] ---[ end trace 67f9fed69db831ae ]--- # [ 67.643981] lkdtm: Overflow detected: saturated # REFCOUNT_ADD[ 67.995789] CPU: 0 PID: 2154 Comm: cat Tainted: G D W 5.10.154-cip19 #1 _NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 68.025756] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 68.044103] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 68.049375] Code: f0 f4 71 a5 c6 05 91 2d 94 01 01 e8 9a 9a 95 00 0f 0b e9 88 9b c4 00 48 c7 c7 c0 f4 71 a5 c6 05 78 2d 94 01 01 e8 80 9a 95 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 68.068134] RSP: 0018:ffffabd601db7e48 EFLAGS: 00010286 [ 68.073388] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 [ 68.080530] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 68.087688] RBP: ffffffffa5783b31 R08: 0000000000000000 R09: 0000000000000000 [ 68.094836] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 68.101996] R13: ffffabd601db7f10 R14: ffffabd601db7f10 R15: ffff979cc48ca000 [ 68.109147] FS: 00007f8fe30e6580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 68.117252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.123011] CR2: 00007f8fe2eb3000 CR3: 000000010286a000 CR4: 00000000001506f0 [ 68.130174] Call Trace: [ 68.132645] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd [ 68.137162] direct_entry.cold+0x2c/0x38 [ 68.141123] full_proxy_write+0x56/0x80 [ 68.145026] vfs_write+0xea/0x3a0 [ 68.148423] ksys_write+0x68/0xf0 [ 68.151814] do_syscall_64+0x33/0x40 [ 68.155441] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.160566] RIP: 0033:0x7f8fe2fc08f3 [ 68.164187] 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 [ 68.183004] RSP: 002b:00007ffefebc77f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.190624] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8fe2fc08f3 [ 68.197816] RDX: 0000000000000012 RSI: 00007f8fe2eb3000 RDI: 0000000000000001 [ 68.205001] RBP: 00007f8fe2eb3000 R08: 00007f8fe2eb2010 R09: 0000000000000000 [ 68.212200] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 68.219381] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.226578] irq event stamp: 0 [ 68.229705] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.236052] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 68.244267] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 68.252477] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.258773] ---[ end trace 67f9fed69db831af ]--- [ 68.263397] lkdtm: Zero detected: saturated # [ 67.813199] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 67.821892] lkdtm: attempting good refcount_dec() # [ 67.848791] lkdtm: attempting bad refcount_dec() to zero # [ 67.876300] ------------[ cut here ]------------ # [ 67.903072] refcount_t: decrement hit 0; leaking memory. # [ 67.930636] WARNING: CPU: 0 PID: 2154 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 67.961272] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.995789] CPU: 0 PID: 2154 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 68.025756] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 68.044103] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 68.049375] Code: f0 f4 71 a5 c6 05 91 2d 94 01 01 e8 9a 9a 95 00 0f 0b e9 88 9b c4 00 48 c7 c7 c0 f4 71 a5 c6 05 78 2d 94 01 01 e8 80 9a 95 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 68.068134] RSP: 0018:ffffabd601db7e48 EFLAGS: 00010286 # [ 68.073388] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 # [ 68.080530] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 68.087688] RBP: ffffffffa5783b31 R08: 0000000000000000 R09: 0000000000000000 # [ 68.094836] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 68.101996] R13: ffffabd601db7f10 R14: ffffabd601db7f10 R15: ffff979cc48ca000 # [ 68.109147] FS: 00007f8fe30e6580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 68.117252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 68.123011] CR2: 00007f8fe2eb3000 CR3: 000000010286a000 CR4: 00000000001506f0 # [ 68.130174] Call Trace: # [ 68.132645] lkdtm_REFCO[ 68.431345] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE UNT_DEC_ZERO+0x4d/0xbd # [ 68.137162] direct_entry.cold+0x2c/0x38 # [ 68.141123] full_proxy_write+0x56/0x80 # [ 68.145026] vfs_write+0xea/0x3a0 # [ 68.148423] ksys_write+0x68/0xf0 # [ 68.151814] do_syscall_64+0x33/0x40 # [ 68.155441][ 68.455090] lkdtm: attempting bad refcount_dec() below zero entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 68.160566] RIP: 0033:0x7f8fe2fc08f3 # [ 68.164187] 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 [ 68.482848] ------------[ cut here ]------------ 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 68.183004] RSP: 002b:00007ffefebc77f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 68.190624] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f8fe2fc08f3 # [ 68.197816] RDX: 000000000000[ 68.509642] refcount_t: decrement hit 0; leaking memory. 0012 RSI: 00007f8fe2eb3000 RDI: 0000000000000001 # [ 68.205001] RBP: 00007f8fe2eb3000 R08: 00007f8fe2eb2010 R09: 0000000000000000 # [ 68.212200] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 68.219381] R13: 0000000000000001[ 68.537155] WARNING: CPU: 0 PID: 2189 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 R14: 0000000000020000 R15: 0000000000020000 # [ 68.226578] irq event stamp: 0 # [ 68.229705] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 68.236052] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [[ 68.567759] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 68.244267] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 68.252477] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.258773] ---[ end trace 67f9fed69db831af ]--- # [ 68.263397] lkdtm: Zero detec[ 68.602428] CPU: 0 PID: 2189 Comm: cat Tainted: G D W 5.10.154-cip19 #1 ted: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 68.632272] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 68.651396] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 68.656676] Code: f0 f4 71 a5 c6 05 91 2d 94 01 01 e8 9a 9a 95 00 0f 0b e9 88 9b c4 00 48 c7 c7 c0 f4 71 a5 c6 05 78 2d 94 01 01 e8 80 9a 95 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 68.675464] RSP: 0018:ffffabd601e1fe48 EFLAGS: 00010286 [ 68.680734] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 [ 68.687907] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 68.695074] RBP: ffffffffa5783b43 R08: 0000000000000000 R09: 0000000000000000 [ 68.702256] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 68.709421] R13: ffffabd601e1ff10 R14: ffffabd601e1ff10 R15: ffff979cc5339000 [ 68.716611] FS: 00007f220e583580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 68.724733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.730547] CR2: 00007f220e383000 CR3: 00000001048c8000 CR4: 00000000001506f0 [ 68.737735] Call Trace: [ 68.740265] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 [ 68.745145] direct_entry.cold+0x2c/0x38 [ 68.749147] full_proxy_write+0x56/0x80 [ 68.753064] vfs_write+0xea/0x3a0 [ 68.756464] ksys_write+0x68/0xf0 [ 68.759856] do_syscall_64+0x33/0x40 [ 68.763510] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.768611] RIP: 0033:0x7f220e4908f3 [ 68.772262] 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 [ 68.791096] RSP: 002b:00007ffd07360908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.798731] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f220e4908f3 [ 68.805944] RDX: 0000000000000016 RSI: 00007f220e383000 RDI: 0000000000000001 [ 68.813113] RBP: 00007f220e383000 R08: 00007f220e382010 R09: 0000000000000000 [ 68.820257] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 68.827392] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.834521] irq event stamp: 0 [ 68.837576] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.843838] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 68.852023] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 68.860197] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.866460] ---[ end trace 67f9fed69db831b0 ]--- [ 68.871077] lkdtm: Negative detected: saturated # [ 68.431345] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 68.455090] lkdtm: attempting bad refcount_dec() below zero # [ 68.482848] ------------[ cut here ]------------ # [ 68.509642] refcount_t: decrement hit 0; leaking memory. # [ 68.537155] WARNING: CPU: 0 PID: 2189 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 68.567759] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 68.602428] CPU: 0 PID: 2189 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 68.632272] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 68.651396] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 68.656676] Code: f0 f4 71 a5 c6 05 91 2d 94 01 01 e8 9a 9a 95 00 0f 0b e9 88 9b c4 00 48 c7 c7 c0 f4 71 a5 c6 05 78 2d 94 01 01 e8 80 9a 95 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 68.675464] RSP: 0018:ffffabd601e1fe48 EFLAGS: 00010286 # [ 68.680734] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 68.687907] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 68.695074] RBP: ffffffffa5783b43 R08: 0000000000000000 R09: 0000000000000000 # [ 68.702256] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 68.709421] R13: ffffabd601e1ff10 R14: ffffabd601e1ff10 R15: ffff979cc5339000 # [ 68.716611] FS: 00007f220e583580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 68.724733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 68.730547] CR2: [ 69.039922] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE 00007f220e383000 CR3: 00000001048c8000 CR4: 00000000001506f0 # [ 68.737735] Call Trace: # [ 68.740265] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 68.745145] direct_entry.cold+0x2c/0x38 # [ 68.749147] full_proxy_write+0x56/0x80 # [ 68.75306[ 69.048136] lkdtm: attempting bad refcount_dec_and_test() below zero 4] vfs_write+0xea/0x3a0 # [ 68.756464] ksys_write+0x68/0xf0 # [ 68.759856] do_syscall_64+0x33/0x40 # [ 68.763510] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 68.768611] RIP: 0033:0x7f220e4908f3 # [ 68.772262] Code: 8b 15 a1 25 0e 00 f7 [ 69.076660] ------------[ cut here ]------------ 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 # [ 68.791096] RSP: 002b:00007ffd07360908 EFLAGS: 00000246 ORIG_RAX: 00000000000[ 69.103466] refcount_t: underflow; use-after-free. 00001 # [ 68.798731] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f220e4908f3 # [ 68.805944] RDX: 0000000000000016 RSI: 00007f220e383000 RDI: 0000000000000001 # [ 68.813113] RBP: 00007f220e383000 R08: 00007f220e382010 R09: 000000000000000[ 69.130498] WARNING: CPU: 0 PID: 2224 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0 # [ 68.820257] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 68.827392] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 68.834521] irq event stamp: 0 # [ 68.837576] hardirqs last enabled at (0): [ 69.161052] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [<0000000000000000>] 0x0 # [ 68.843838] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 68.852023] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 68.860197] softirqs last disable[ 69.195741] CPU: 0 PID: 2224 Comm: cat Tainted: G D W 5.10.154-cip19 #1 d at (0): [<0000000000000000>] 0x0 # [ 68.866460] ---[ end trace 67f9fed69db831b0 ]--- # [ 68.871077] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.[ 69.225622] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 69.253679] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 69.263996] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 [ 69.282778] RSP: 0018:ffffabd601e8fe40 EFLAGS: 00010286 [ 69.288057] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 [ 69.295229] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 69.302401] RBP: ffffffffa5783798 R08: 0000000000000000 R09: 0000000000000000 [ 69.309571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 69.316752] R13: ffffabd601e8ff10 R14: ffffabd601e8ff10 R15: ffff979cc3568000 [ 69.323929] FS: 00007f750297b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 69.332066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.337887] CR2: 00007f750277b000 CR3: 000000010400c000 CR4: 00000000001506f0 [ 69.345084] Call Trace: [ 69.347591] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 69.353181] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 [ 69.358829] direct_entry.cold+0x2c/0x38 [ 69.362789] full_proxy_write+0x56/0x80 [ 69.366671] vfs_write+0xea/0x3a0 [ 69.370009] ksys_write+0x68/0xf0 [ 69.373369] do_syscall_64+0x33/0x40 [ 69.376968] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.382062] RIP: 0033:0x7f75028888f3 [ 69.385658] 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 [ 69.404453] RSP: 002b:00007ffd8b915588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.412073] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f75028888f3 [ 69.419252] RDX: 000000000000001f RSI: 00007f750277b000 RDI: 0000000000000001 [ 69.426429] RBP: 00007f750277b000 R08: 00007f750277a010 R09: 0000000000000000 [ 69.433614] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 69.440814] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 69.447985] irq event stamp: 0 [ 69.451049] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 69.457315] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 69.465483] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 69.473649] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 69.479927] ---[ end trace 67f9fed69db831b1 ]--- [ 69.484547] lkdtm: Negative detected: saturated # [ 69.039922] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 69.048136] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 69.076660] ------------[ cut here ]------------ # [ 69.103466] refcount_t: underflow; use-after-free. # [ 69.130498] WARNING: CPU: 0 PID: 2224 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 69.161052] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 69.195741] CPU: 0 PID: 2224 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 69.225622] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.253679] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 69.263996] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 69.282778] RSP: 0018:ffffabd601e8fe40 EFLAGS: 00010286 # [ 69.288057] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 69.295229] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 69.302401] RBP: ffffffffa5783798 R08: 0000000000000000 R09: 0000000000000000 # [ 69.309571] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 69.316752] R13: ffffabd601e8ff10 R14: ffffabd601e8ff10 R15: ffff979cc3568000 # [ 69.323929] FS: 00007f750297b580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 69.332066] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005[ 69.645211] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE 0033 # [ 69.337887] CR2: 00007f750277b000 CR3: 000000010400c000 CR4: 00000000001506f0 # [ 69.345084] Call Trace: # [ 69.347591] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 69.353181] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 # [ [ 69.657694] lkdtm: attempting bad refcount_sub_and_test() below zero 69.358829] direct_entry.cold+0x2c/0x38 # [ 69.362789] full_proxy_write+0x56/0x80 # [ 69.366671] vfs_write+0xea/0x3a0 # [ 69.370009] ksys_write+0x68/0xf0 # [ 69.373369] do_syscall_64+0x33/0x40 # [ 69.376968] entry_SYSCALL_64_after_hwfr[ 69.686256] ------------[ cut here ]------------ ame+0x61/0xc6 # [ 69.382062] RIP: 0033:0x7f75028888f3 # [ 69.385658] 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[ 69.713038] refcount_t: underflow; use-after-free. 28 48 89 54 24 18 # [ 69.404453] RSP: 002b:00007ffd8b915588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.412073] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f75028888f3 # [ 69.419252] RDX: 000000000000001f RSI: 00007f750277b000 RD[ 69.740037] WARNING: CPU: 0 PID: 2259 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 I: 0000000000000001 # [ 69.426429] RBP: 00007f750277b000 R08: 00007f750277a010 R09: 0000000000000000 # [ 69.433614] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 69.440814] R13: 0000000000000001 R14: 0000000000020000 R15: 0[ 69.770639] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 000000000020000 # [ 69.447985] irq event stamp: 0 # [ 69.451049] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 69.457315] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 69.465483] softirqs last [ 69.805315] CPU: 0 PID: 2259 Comm: cat Tainted: G D W 5.10.154-cip19 #1 enabled at (0): [] copy_process+0x640/0x1c80 # [ 69.473649] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 69.479927] ---[ end trace 67f9fed69db831b1 ]--- # [ 69.484547] lkdtm: Negative detected: saturated # REFCOUN[ 69.835152] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 T_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 69.863293] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 69.883999] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 [ 69.902785] RSP: 0018:ffffabd601f27e40 EFLAGS: 00010286 [ 69.908068] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 [ 69.915247] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 69.922415] RBP: ffffffffa57837b8 R08: 0000000000000000 R09: 0000000000000000 [ 69.929585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 69.936766] R13: ffffabd601f27f10 R14: ffffabd601f27f10 R15: ffff979cc4969000 [ 69.943937] FS: 00007faa14083580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 69.952080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.957892] CR2: 00007faa13e83000 CR3: 0000000105350000 CR4: 00000000001506f0 [ 69.965103] Call Trace: [ 69.967673] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 69.973202] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b [ 69.978848] direct_entry.cold+0x2c/0x38 [ 69.982824] full_proxy_write+0x56/0x80 [ 69.986743] vfs_write+0xea/0x3a0 [ 69.990130] ksys_write+0x68/0xf0 [ 69.993566] do_syscall_64+0x33/0x40 [ 69.997212] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 70.002335] RIP: 0033:0x7faa13f908f3 [ 70.006024] 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 [ 70.024888] RSP: 002b:00007ffc2edd27b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.032500] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007faa13f908f3 [ 70.039651] RDX: 000000000000001f RSI: 00007faa13e83000 RDI: 0000000000000001 [ 70.046778] RBP: 00007faa13e83000 R08: 00007faa13e82010 R09: 0000000000000000 [ 70.053905] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 70.061032] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 70.068199] irq event stamp: 0 [ 70.071262] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 70.077525] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 70.085693] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 70.093859] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 70.100138] ---[ end trace 67f9fed69db831b2 ]--- [ 70.104757] lkdtm: Negative detected: saturated # [ 69.645211] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 69.657694] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 69.686256] ------------[ cut here ]------------ # [ 69.713038] refcount_t: underflow; use-after-free. # [ 69.740037] WARNING: CPU: 0 PID: 2259 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 69.770639] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 69.805315] CPU: 0 PID: 2259 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 69.835152] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.863293] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 69.883999] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 69.902785] RSP: 0018:ffffabd601f27e40 EFLAGS: 00010286 # [ 69.908068] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 69.915247] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 69.922415] RBP: ffffffffa57837b8 R08: 0000000000000000 R09: 0000000000000000 # [ 69.929585] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 69.936766] R13: ffffabd601f27f10 R14: ffffabd601f27f10 R15: ffff979cc4969000 # [ 69.943937] FS: 00007faa14083580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 69.952080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.260326] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 69.957892] CR2: 00007faa13e83000 CR3: 0000000105350000 CR4: 00000000001506f0 # [ 69.965103] Call Trace: # [ 69.967673] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 69.973202] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b # [ 69.97[ 70.278575] lkdtm: attempting safe refcount_inc_not_zero() from zero 8848] direct_entry.cold+0x2c/0x38 # [ 69.982824] full_proxy_write+0x56/0x80 # [ 69.986743] vfs_write+0xea/0x3a0 # [ 69.990130] ksys_write+0x68/0xf0 # [ 69.993566] do_syscall_64+0x33/0x40 # [ 69.997212] entry_SYSCALL_64_after_hwframe+0x[ 70.307131] lkdtm: Good: zero detected 61/0xc6 # [ 70.002335] RIP: 0033:0x7faa13f908f3 # [ 70.006024] 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[ 70.333052] lkdtm: Correctly stayed at zero 89 54 24 18 # [ 70.024888] RSP: 002b:00007ffc2edd27b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 70.032500] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007faa13f908f3 # [ 70.039651] RDX: 000000000000001f RSI: 00007faa13e83000 RDI: 000[ 70.359406] lkdtm: attempting bad refcount_inc() from zero 0000000000001 # [ 70.046778] RBP: 00007faa13e83000 R08: 00007faa13e82010 R09: 0000000000000000 # [ 70.053905] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 70.061032] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000[ 70.387097] ------------[ cut here ]------------ 000020000 # [ 70.068199] irq event stamp: 0 # [ 70.071262] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 70.077525] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 70.085693] softirqs last enable[ 70.413982] refcount_t: addition on 0; use-after-free. d at (0): [] copy_process+0x640/0x1c80 # [ 70.093859] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 70.100138] ---[ end trace 67f9fed69db831b2 ]--- # [ 70.104757] lkdtm: Negative detected: saturated # REFCOUNT_SUB_[ 70.441259] WARNING: CPU: 0 PID: 2291 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 70.471878] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 70.498114] CPU: 0 PID: 2291 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 70.505903] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 70.511878] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 70.517144] Code: 01 01 e8 2a 9b 95 00 0f 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 a5 c6 05 01 2e 94 01 01 e8 07 9b 95 00 <0f> 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 [ 70.535925] RSP: 0018:ffffabd601f97e48 EFLAGS: 00010286 [ 70.541199] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 [ 70.548378] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 70.555618] RBP: ffffffffa5783b59 R08: 0000000000000000 R09: 0000000000000000 [ 70.562786] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 70.569997] R13: ffffabd601f97f10 R14: ffffabd601f97f10 R15: ffff979cc4778000 [ 70.577177] FS: 00007fb6849923c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 70.585362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.591187] CR2: 00007fb684763000 CR3: 000000010400c000 CR4: 00000000001506f0 [ 70.598395] Call Trace: [ 70.600928] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 [ 70.605461] direct_entry.cold+0x2c/0x38 [ 70.609432] full_proxy_write+0x56/0x80 [ 70.613320] vfs_write+0xea/0x3a0 [ 70.616677] ksys_write+0x68/0xf0 [ 70.620075] do_syscall_64+0x33/0x40 [ 70.623758] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 70.628923] RIP: 0033:0x7fb6848708f3 [ 70.632555] 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 [ 70.651332] RSP: 002b:00007ffdf6d857e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.658906] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fb6848708f3 [ 70.666050] RDX: 0000000000000012 RSI: 00007fb684763000 RDI: 0000000000000001 [ 70.673182] RBP: 00007fb684763000 R08: 00007fb684762010 R09: 0000000000000000 [ 70.680312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 70.687440] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 70.694593] irq event stamp: 0 [ 70.697652] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 70.703918] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 70.712088] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 70.720258] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 70.726542] ---[ end trace 67f9fed69db831b3 ]--- [ 70.731164] lkdtm: Zero detected: saturated # [ 70.260326] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 70.278575] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 70.307131] lkdtm: Good: zero detected # [ 70.333052] lkdtm: Correctly stayed at zero # [ 70.359406] lkdtm: attempting bad refcount_inc() from zero # [ 70.387097] ------------[ cut here ]------------ # [ 70.413982] refcount_t: addition on 0; use-after-free. # [ 70.441259] WARNING: CPU: 0 PID: 2291 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 70.471878] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 70.498114] CPU: 0 PID: 2291 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 70.505903] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 70.511878] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 70.517144] Code: 01 01 e8 2a 9b 95 00 0f 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 a5 c6 05 01 2e 94 01 01 e8 07 9b 95 00 <0f> 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 # [ 70.535925] RSP: 0018:ffffabd601f97e48 EFLAGS: 00010286 # [ 70.541199] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 70.548378] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 70.555618] RBP: ffffffffa5783b59 R08: 0000000000000000 R09: 0000000000000000 # [ 70.562786] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 70.569997] R13: ffffabd601f97f10 R14: ffffabd601f97f10 R15: ffff979cc4778000 # [ 70.577177] F[ 70.891448] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO S: 00007fb6849923c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 70.585362] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 70.591187] CR2: 00007fb684763000 CR3: 000000010400c000 CR4: 00000000001506f0 # [ 70.598395] Call Trace[ 70.905760] lkdtm: attempting safe refcount_add_not_zero() from zero : # [ 70.600928] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 # [ 70.605461] direct_entry.cold+0x2c/0x38 # [ 70.609432] full_proxy_write+0x56/0x80 # [ 70.613320] vfs_write+0xea/0x3a0 # [ 70.616677] ksys_write+0x68/0xf0 # [ 70.620075] do_syscal[ 70.934340] lkdtm: Good: zero detected l_64+0x33/0x40 # [ 70.623758] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 70.628923] RIP: 0033:0x7fb6848708f3 # [ 70.632555] 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 [ 70.960245] lkdtm: Correctly stayed at zero 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 # [ 70.651332] RSP: 002b:00007ffdf6d857e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 70.658906] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fb6848708f3 # [ 70.986718] lkdtm: attempting bad refcount_add() from zero [ 70.666050] RDX: 0000000000000012 RSI: 00007fb684763000 RDI: 0000000000000001 # [ 70.673182] RBP: 00007fb684763000 R08: 00007fb684762010 R09: 0000000000000000 # [ 70.680312] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ [ 71.014272] ------------[ cut here ]------------ 70.687440] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 70.694593] irq event stamp: 0 # [ 70.697652] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 70.703918] hardirqs last disabled at (0): [[ 71.041115] refcount_t: addition on 0; use-after-free. ] copy_process+0x640/0x1c80 # [ 70.712088] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 70.720258] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 70.726542] ---[ end trace 67f9fed69db831b3 ]--- # [ 71.068447] WARNING: CPU: 0 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 [ 70.731164] lkdtm: Zero detected: saturated # REFCOUNT_INC_ZERO: saw 'call trace:': ok ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh [ 71.099041] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 71.126991] CPU: 0 PID: 2323 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 71.134772] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 71.140709] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 71.145955] Code: 01 01 e8 2a 9b 95 00 0f 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 a5 c6 05 01 2e 94 01 01 e8 07 9b 95 00 <0f> 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 [ 71.164717] RSP: 0018:ffffabd604027e48 EFLAGS: 00010286 [ 71.169972] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 [ 71.177118] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 71.184268] RBP: ffffffffa5783b6b R08: 0000000000000000 R09: 0000000000000000 [ 71.191419] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 71.198584] R13: ffffabd604027f10 R14: ffffabd604027f10 R15: ffff979cc40e8000 [ 71.205729] FS: 00007f4ec3c93580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 71.213834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.219598] CR2: 00007f4ec3a93000 CR3: 0000000104892000 CR4: 00000000001506f0 [ 71.226756] Call Trace: [ 71.229231] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 [ 71.233710] direct_entry.cold+0x2c/0x38 [ 71.237658] full_proxy_write+0x56/0x80 [ 71.241540] vfs_write+0xea/0x3a0 [ 71.244873] ksys_write+0x68/0xf0 [ 71.248259] do_syscall_64+0x33/0x40 [ 71.251886] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.257019] RIP: 0033:0x7f4ec3ba08f3 [ 71.260651] 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 [ 71.279520] RSP: 002b:00007ffe919184e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.287163] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4ec3ba08f3 [ 71.294346] RDX: 0000000000000012 RSI: 00007f4ec3a93000 RDI: 0000000000000001 [ 71.301538] RBP: 00007f4ec3a93000 R08: 00007f4ec3a92010 R09: 0000000000000000 [ 71.308722] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.315916] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.323106] irq event stamp: 0 [ 71.326226] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.332540] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 71.340755] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 71.349021] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.355332] ---[ end trace 67f9fed69db831b4 ]--- [ 71.359966] lkdtm: Zero detected: saturated # [ 70.891448] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 70.905760] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 70.934340] lkdtm: Good: zero detected # [ 70.960245] lkdtm: Correctly stayed at zero # [ 70.986718] lkdtm: attempting bad refcount_add() from zero # [ 71.014272] ------------[ cut here ]------------ # [ 71.041115] refcount_t: addition on 0; use-after-free. # [ 71.068447] WARNING: CPU: 0 PID: 2323 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 71.099041] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 71.126991] CPU: 0 PID: 2323 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 71.134772] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 71.140709] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 71.145955] Code: 01 01 e8 2a 9b 95 00 0f 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 a5 c6 05 01 2e 94 01 01 e8 07 9b 95 00 <0f> 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 # [ 71.164717] RSP: 0018:ffffabd604027e48 EFLAGS: 00010286 # [ 71.169972] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 71.177118] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 71.184268] RBP: ffffffffa5783b6b R08: 0000000000000000 R09: 0000000000000000 # [ 71.191419] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 71.198584] R13: ffffabd604027f10 R14: ffffabd604027f10 R15: ffff979cc40e8000 # [ 71.205729] FS: 00007f4ec3c93580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 71.213834] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 71.219598] CR2: 00007f4ec3a93000 CR3: 0000000104892000 CR4: 00000000001506f0 # [ 71.226756] C[ 71.532209] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED all Trace: # [ 71.229231] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 # [ 71.233710] direct_entry.cold+0x2c/0x38 # [ 71.237658] full_proxy_write+0x56/0x80 # [ 71.241540] vfs_write+0xea/0x3a0 # [ 71.244873] ksys_write+0x68/0xf0 # [ 71.248259] [ 71.556412] lkdtm: attempting bad refcount_inc() from saturated do_syscall_64+0x33/0x40 # [ 71.251886] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 71.257019] RIP: 0033:0x7f4ec3ba08f3 # [ 71.260651] 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 [ 71.584520] ------------[ cut here ]------------ 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 # [ 71.279520] RSP: 002b:00007ffe919184e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 71.287163] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f4ec3b[ 71.611312] refcount_t: saturated; leaking memory. a08f3 # [ 71.294346] RDX: 0000000000000012 RSI: 00007f4ec3a93000 RDI: 0000000000000001 # [ 71.301538] RBP: 00007f4ec3a93000 R08: 00007f4ec3a92010 R09: 0000000000000000 # [ 71.308722] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000000000000[ 71.638306] WARNING: CPU: 0 PID: 2358 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 1 # [ 71.315916] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 71.323106] irq event stamp: 0 # [ 71.326226] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 71.332540] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 71.340755] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 71.349021] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.355332] ---[ end trace 67f9fed69db831b4[ 71.703588] CPU: 0 PID: 2358 Comm: cat Tainted: G D W 5.10.154-cip19 #1 ]--- # [ 71.359966] lkdtm: Zero detected: saturated # REFCOUNT_ADD_ZERO: saw 'call trace:': ok ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh [ 71.733422] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 71.756182] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 71.761448] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 [ 71.780236] RSP: 0018:ffffabd60408fe48 EFLAGS: 00010286 [ 71.785482] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 [ 71.792631] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 71.799776] RBP: ffffffffa5783b7d R08: 0000000000000000 R09: 0000000000000000 [ 71.806929] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 71.814076] R13: ffffabd60408ff10 R14: ffffabd60408ff10 R15: ffff979cc4839000 [ 71.821232] FS: 00007fc4db317580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 71.829333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.835100] CR2: 00007fc4db0e3000 CR3: 0000000103550000 CR4: 00000000001506f0 [ 71.842248] Call Trace: [ 71.844745] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 [ 71.849641] direct_entry.cold+0x2c/0x38 [ 71.853632] full_proxy_write+0x56/0x80 [ 71.857517] vfs_write+0xea/0x3a0 [ 71.860904] ksys_write+0x68/0xf0 [ 71.864321] do_syscall_64+0x33/0x40 [ 71.867967] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.873110] RIP: 0033:0x7fc4db1f08f3 [ 71.876758] 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 [ 71.895607] RSP: 002b:00007ffda84cc968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.903259] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fc4db1f08f3 [ 71.910478] RDX: 0000000000000017 RSI: 00007fc4db0e3000 RDI: 0000000000000001 [ 71.917669] RBP: 00007fc4db0e3000 R08: 00007fc4db0e2010 R09: 0000000000000000 [ 71.924905] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.932097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.939300] irq event stamp: 0 [ 71.942417] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.948760] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 71.956967] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 71.965147] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.971406] ---[ end trace 67f9fed69db831b5 ]--- [ 71.976020] lkdtm: Saturation detected: still saturated # [ 71.532209] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 71.556412] lkdtm: attempting bad refcount_inc() from saturated # [ 71.584520] ------------[ cut here ]------------ # [ 71.611312] refcount_t: saturated; leaking memory. # [ 71.638306] WARNING: CPU: 0 PID: 2358 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 71.668914] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 71.703588] CPU: 0 PID: 2358 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 71.733422] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 71.756182] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 71.761448] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 # [ 71.780236] RSP: 0018:ffffabd60408fe48 EFLAGS: 00010286 # [ 71.785482] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 71.792631] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 71.799776] RBP: ffffffffa5783b7d R08: 0000000000000000 R09: 0000000000000000 # [ 71.806929] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 71.814076] R13: ffffabd60408ff10 R14: ffffabd60408ff10 R15: ffff979cc4839000 # [ 71.821232] FS: 00007fc4db317580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 71.829333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 71.835100] CR2: 00007fc4db0e3000 CR3: 0000000103550000 CR4: 00000000001506f0 # [ 71.842248] Call Trace: # [ 71.844745] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 71.849641] direct_entry.cold+0x2c/0x38 # [ 71.853632] full_proxy_write+0x56[ 72.149908] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED /0x80 # [ 71.857517] vfs_write+0xea/0x3a0 # [ 71.860904] ksys_write+0x68/0xf0 # [ 71.864321] do_syscall_64+0x33/0x40 # [ 71.867967] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 71.873110] RIP: 0033:0x7fc4db1f08f3 # [ 71.876758] Code: [ 72.173396] lkdtm: attempting bad refcount_dec() from saturated 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 # [ 71.895607] RSP: 002b:00007ffda84cc968 EFLAGS: 00000246 [ 72.201515] ------------[ cut here ]------------ ORIG_RAX: 0000000000000001 # [ 71.903259] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fc4db1f08f3 # [ 71.910478] RDX: 0000000000000017 RSI: 00007fc4db0e3000 RDI: 0000000000000001 # [ 71.917669] RBP: 00007fc4db0e3000 R08: 00007fc4db0e2010[ 72.228304] refcount_t: decrement hit 0; leaking memory. R09: 0000000000000000 # [ 71.924905] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 71.932097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 71.939300] irq event stamp: 0 # [ 71.942417] hardirqs l[ 72.255831] WARNING: CPU: 0 PID: 2393 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 ast enabled at (0): [<0000000000000000>] 0x0 # [ 71.948760] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 71.956967] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 71.965147] [ 72.286382] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.971406] ---[ end trace 67f9fed69db831b5 ]--- # [ 71.976020] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 se[ 72.321018] CPU: 0 PID: 2393 Comm: cat Tainted: G D W 5.10.154-cip19 #1 lftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 72.350907] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 72.364717] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 72.369966] Code: f0 f4 71 a5 c6 05 91 2d 94 01 01 e8 9a 9a 95 00 0f 0b e9 88 9b c4 00 48 c7 c7 c0 f4 71 a5 c6 05 78 2d 94 01 01 e8 80 9a 95 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 72.388774] RSP: 0018:ffffabd604107e48 EFLAGS: 00010286 [ 72.394020] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 72.401201] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 72.408343] RBP: ffffffffa5783b94 R08: 0000000000000000 R09: 0000000000000000 [ 72.415522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 72.422671] R13: ffffabd604107f10 R14: ffffabd604107f10 R15: ffff979cc286a000 [ 72.429824] FS: 00007f229dfac580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 72.437929] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.443705] CR2: 00007f229dd7b000 CR3: 00000001033ee000 CR4: 00000000001506f0 [ 72.450854] Call Trace: [ 72.453353] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f [ 72.458251] direct_entry.cold+0x2c/0x38 [ 72.462234] full_proxy_write+0x56/0x80 [ 72.466105] vfs_write+0xea/0x3a0 [ 72.469470] ksys_write+0x68/0xf0 [ 72.472822] do_syscall_64+0x33/0x40 [ 72.476440] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 72.481508] RIP: 0033:0x7f229de888f3 [ 72.485160] 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 [ 72.503957] RSP: 002b:00007ffe4974a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 72.511617] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f229de888f3 [ 72.518793] RDX: 0000000000000017 RSI: 00007f229dd7b000 RDI: 0000000000000001 [ 72.526006] RBP: 00007f229dd7b000 R08: 00007f229dd7a010 R09: 0000000000000000 [ 72.533176] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 72.540362] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 72.547556] irq event stamp: 0 [ 72.550656] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 72.556965] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 72.565210] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 72.573440] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 72.579765] ---[ end trace 67f9fed69db831b6 ]--- [ 72.584380] lkdtm: Saturation detected: still saturated # [ 72.149908] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 72.173396] lkdtm: attempting bad refcount_dec() from saturated # [ 72.201515] ------------[ cut here ]------------ # [ 72.228304] refcount_t: decrement hit 0; leaking memory. # [ 72.255831] WARNING: CPU: 0 PID: 2393 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 72.286382] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 72.321018] CPU: 0 PID: 2393 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 72.350907] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 72.364717] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 72.369966] Code: f0 f4 71 a5 c6 05 91 2d 94 01 01 e8 9a 9a 95 00 0f 0b e9 88 9b c4 00 48 c7 c7 c0 f4 71 a5 c6 05 78 2d 94 01 01 e8 80 9a 95 00 <0f> 0b e9 6e 9b c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 72.388774] RSP: 0018:ffffabd604107e48 EFLAGS: 00010286 # [ 72.394020] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 72.401201] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 72.408343] RBP: ffffffffa5783b94 R08: 0000000000000000 R09: 0000000000000000 # [ 72.415522] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 72.422671] R13: ffffabd604107f10 R14: ffffabd604107f10 R15: ffff979cc286a000 # [ 72.429824] FS: 00007f229dfac580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 72.437929] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 72.443705] CR2: 00007f229dd7b000 CR3: 00000001033ee000 CR4: 00000000001506f0 # [ 72.450854] Call Trace: # [ 72.453353] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ 72.458251] direct_entry.cold+0x2c/0x38 # [ 72.462234] full_proxy_write+0x56/0x8[ 72.756751] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED 0 # [ 72.466105] vfs_write+0xea/0x3a0 # [ 72.469470] ksys_write+0x68/0xf0 # [ 72.472822] do_syscall_64+0x33/0x40 # [ 72.476440] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 72.481508] RIP: 0033:0x7f229de888f3 # [ 72.485160] Code: 8b 1[ 72.782733] lkdtm: attempting bad refcount_dec() from saturated 5 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 # [ 72.503957] RSP: 002b:00007ffe4974a2f8 EFLAGS: 00000246 ORIG[ 72.810851] ------------[ cut here ]------------ _RAX: 0000000000000001 # [ 72.511617] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f229de888f3 # [ 72.518793] RDX: 0000000000000017 RSI: 00007f229dd7b000 RDI: 0000000000000001 # [ 72.526006] RBP: 00007f229dd7b000 R08: 00007f229dd7a010 R09[ 72.837647] refcount_t: saturated; leaking memory. : 0000000000000000 # [ 72.533176] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 72.540362] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 72.547556] irq event stamp: 0 # [ 72.550656] hardirqs last [ 72.864638] WARNING: CPU: 0 PID: 2428 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 enabled at (0): [<0000000000000000>] 0x0 # [ 72.556965] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 72.565210] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 72.573440] soft[ 72.895248] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify irqs last disabled at (0): [<0000000000000000>] 0x0 # [ 72.579765] ---[ end trace 67f9fed69db831b6 ]--- # [ 72.584380] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selfte[ 72.929915] CPU: 0 PID: 2428 Comm: cat Tainted: G D W 5.10.154-cip19 #1 sts: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 72.959756] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 72.973148] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 72.978433] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 [ 72.997221] RSP: 0018:ffffabd60417fe48 EFLAGS: 00010286 [ 73.002492] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 [ 73.009640] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 73.016790] RBP: ffffffffa5783bab R08: 0000000000000000 R09: 0000000000000000 [ 73.023934] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 73.031107] R13: ffffabd60417ff10 R14: ffffabd60417ff10 R15: ffff979cc28fd000 [ 73.038254] FS: 00007f8ac16e5580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 73.046389] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.052162] CR2: 00007f8ac14b3000 CR3: 00000001032ac000 CR4: 00000000001506f0 [ 73.059354] Call Trace: [ 73.061886] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 [ 73.066890] direct_entry.cold+0x2c/0x38 [ 73.070869] full_proxy_write+0x56/0x80 [ 73.074764] vfs_write+0xea/0x3a0 [ 73.078125] ksys_write+0x68/0xf0 [ 73.081503] do_syscall_64+0x33/0x40 [ 73.085174] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 73.090308] RIP: 0033:0x7f8ac15c08f3 [ 73.093934] 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 [ 73.112797] RSP: 002b:00007ffc86f41a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.120410] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8ac15c08f3 [ 73.127615] RDX: 0000000000000017 RSI: 00007f8ac14b3000 RDI: 0000000000000001 [ 73.134806] RBP: 00007f8ac14b3000 R08: 00007f8ac14b2010 R09: 0000000000000000 [ 73.141956] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 73.149092] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 73.156222] irq event stamp: 0 [ 73.159276] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 73.165538] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 73.173723] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 73.181895] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 73.188156] ---[ end trace 67f9fed69db831b7 ]--- [ 73.192772] lkdtm: Saturation detected: still saturated # [ 72.756751] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 72.782733] lkdtm: attempting bad refcount_dec() from saturated # [ 72.810851] ------------[ cut here ]------------ # [ 72.837647] refcount_t: saturated; leaking memory. # [ 72.864638] WARNING: CPU: 0 PID: 2428 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 72.895248] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 72.929915] CPU: 0 PID: 2428 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 72.959756] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 72.973148] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 72.978433] Code: 84 bc 00 00 00 e9 3f 9c c4 00 85 f6 74 46 80 3d 35 2e 94 01 00 75 ee 48 c7 c7 40 f4 71 a5 c6 05 25 2e 94 01 01 e8 2a 9b 95 00 <0f> 0b e9 18 9c c4 00 80 3d 11 2e 94 01 00 75 cb 48 c7 c7 68 f4 71 # [ 72.997221] RSP: 0018:ffffabd60417fe48 EFLAGS: 00010286 # [ 73.002492] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 73.009640] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 73.016790] RBP: ffffffffa5783bab R08: 0000000000000000 R09: 0000000000000000 # [ 73.023934] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 73.031107] R13: ffffabd60417ff10 R14: ffffabd60417ff10 R15: ffff979cc28fd000 # [ 73.038254] FS: 00007f8ac16e5580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 73.046389] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 73.052162] CR2: 00007f8ac14b3000 CR3: 00000001032ac000 CR4: 00000000001506f0 # [ 73.059354] Call Trace: # [ 73.061886] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 73.066890] direct_entry.col[ 73.364212] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED d+0x2c/0x38 # [ 73.070869] full_proxy_write+0x56/0x80 # [ 73.074764] vfs_write+0xea/0x3a0 # [ 73.078125] ksys_write+0x68/0xf0 # [ 73.081503] do_syscall_64+0x33/0x40 # [ 73.085174] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 73.09030[ 73.389184] lkdtm: attempting bad refcount_inc_not_zero() from saturated 8] RIP: 0033:0x7f8ac15c08f3 # [ 73.093934] 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.[ 73.418073] ------------[ cut here ]------------ 112797] RSP: 002b:00007ffc86f41a18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 73.120410] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f8ac15c08f3 # [ 73.127615] RDX: 0000000000000017 RSI: 00007f8ac14b3000 RDI: 0000000000000001 # [ 73[ 73.444864] refcount_t: saturated; leaking memory. .134806] RBP: 00007f8ac14b3000 R08: 00007f8ac14b2010 R09: 0000000000000000 # [ 73.141956] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 73.149092] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 73.156[ 73.471885] WARNING: CPU: 0 PID: 2460 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 222] irq event stamp: 0 # [ 73.159276] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 73.165538] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 73.173723] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 73.181895] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 73.188156] ---[ end trace 67f9fed69db831b7 ]--- # [ 73.192772] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw [ 73.537139] CPU: 0 PID: 2460 Comm: cat Tainted: G D W 5.10.154-cip19 #1 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 73.566965] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 73.586006] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 73.591263] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 [ 73.610056] RSP: 0018:ffffabd604217e38 EFLAGS: 00010282 [ 73.615294] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 73.622466] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 73.629617] RBP: ffffffffa57837d8 R08: 0000000000000000 R09: 0000000000000000 [ 73.636777] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 73.643926] R13: ffffabd604217f10 R14: ffffabd604217f10 R15: ffff979cc5352000 [ 73.651078] FS: 00007f07bc2d23c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 73.659179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.664947] CR2: 00007f07bc0a3000 CR3: 0000000105502000 CR4: 00000000001506f0 [ 73.672092] Call Trace: [ 73.674579] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 73.680086] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 [ 73.685780] direct_entry.cold+0x2c/0x38 [ 73.689729] full_proxy_write+0x56/0x80 [ 73.693615] vfs_write+0xea/0x3a0 [ 73.696948] ksys_write+0x68/0xf0 [ 73.700346] do_syscall_64+0x33/0x40 [ 73.703994] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 73.709171] RIP: 0033:0x7f07bc1b08f3 [ 73.712817] 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 [ 73.731629] RSP: 002b:00007ffe4153dbc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.739300] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f07bc1b08f3 [ 73.746487] RDX: 0000000000000020 RSI: 00007f07bc0a3000 RDI: 0000000000000001 [ 73.753720] RBP: 00007f07bc0a3000 R08: 00007f07bc0a2010 R09: 0000000000000000 [ 73.760921] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 73.768113] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 73.775363] irq event stamp: 0 [ 73.778451] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 73.784712] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 73.792877] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 73.801068] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 73.807338] ---[ end trace 67f9fed69db831b8 ]--- [ 73.811952] lkdtm: Saturation detected: still saturated # [ 73.364212] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 73.389184] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 73.418073] ------------[ cut here ]------------ # [ 73.444864] refcount_t: saturated; leaking memory. # [ 73.471885] WARNING: CPU: 0 PID: 2460 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 73.502444] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 73.537139] CPU: 0 PID: 2460 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 73.566965] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 73.586006] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 73.591263] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 # [ 73.610056] RSP: 0018:ffffabd604217e38 EFLAGS: 00010282 # [ 73.615294] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 73.622466] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 73.629617] RBP: ffffffffa57837d8 R08: 0000000000000000 R09: 0000000000000000 # [ 73.636777] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 73.643926] R13: ffffabd604217f10 R14: ffffabd604217f10 R15: ffff979cc5352000 # [ 73.651078] FS: 00007f07bc2d23c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 73.659179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 73.664947] CR2: 00007f07bc0a3000 CR3: 0000000105502000 CR4: 00000000001506f0 # [ 73.672092] Call Trace: # [ 73.674579] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 73.68[ 73.980377] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 0086] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 # [ 73.685780] direct_entry.cold+0x2c/0x38 # [ 73.689729] full_proxy_write+0x56/0x80 # [ 73.693615] vfs_write+0xea/0x3a0 # [ 73.696948] ksys_write+0x68/0xf0 # [ 73.700346] do_syscal[ 74.009266] lkdtm: attempting bad refcount_add_not_zero() from saturated l_64+0x33/0x40 # [ 73.703994] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 73.709171] RIP: 0033:0x7f07bc1b08f3 # [ 73.712817] 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 [ 74.038149] ------------[ cut here ]------------ 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 73.731629] RSP: 002b:00007ffe4153dbc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 73.739300] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f07bc1b08f3 # [ 74.064974] refcount_t: saturated; leaking memory. [ 73.746487] RDX: 0000000000000020 RSI: 00007f07bc0a3000 RDI: 0000000000000001 # [ 73.753720] RBP: 00007f07bc0a3000 R08: 00007f07bc0a2010 R09: 0000000000000000 # [ 73.760921] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ [ 74.091966] WARNING: CPU: 0 PID: 2492 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 73.768113] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 73.775363] irq event stamp: 0 # [ 73.778451] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 73.784712] hardirqs last disabled at (0): [[ 74.122635] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify ] copy_process+0x640/0x1c80 # [ 73.792877] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 73.801068] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 73.807338] ---[ end trace 67f9fed69db831b8 ]--- # [ 74.157189] CPU: 0 PID: 2492 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 73.811952] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [ 74.187113] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 74.213244] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 74.218508] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 [ 74.237287] RSP: 0018:ffffabd604287e38 EFLAGS: 00010282 [ 74.242565] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 74.249740] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 74.256908] RBP: ffffffffa57837f8 R08: 0000000000000000 R09: 0000000000000000 [ 74.264085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 74.271257] R13: ffffabd604287f10 R14: ffffabd604287f10 R15: ffff979cc287e000 [ 74.278445] FS: 00007f967cac4580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 74.286578] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.292370] CR2: 00007f967c893000 CR3: 0000000103f4e000 CR4: 00000000001506f0 [ 74.299554] Call Trace: [ 74.302057] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 74.307600] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 [ 74.313358] direct_entry.cold+0x2c/0x38 [ 74.317357] full_proxy_write+0x56/0x80 [ 74.321252] vfs_write+0xea/0x3a0 [ 74.324680] ksys_write+0x68/0xf0 [ 74.328060] do_syscall_64+0x33/0x40 [ 74.331710] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 74.336805] RIP: 0033:0x7f967c9a08f3 [ 74.340411] 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 [ 74.359153] RSP: 002b:00007fff7fa154b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.366715] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f967c9a08f3 [ 74.373892] RDX: 0000000000000020 RSI: 00007f967c893000 RDI: 0000000000000001 [ 74.381074] RBP: 00007f967c893000 R08: 00007f967c892010 R09: 0000000000000000 [ 74.388268] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 74.395491] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 74.402699] irq event stamp: 0 [ 74.405835] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 74.412171] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 74.420417] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 74.428639] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 74.434990] ---[ end trace 67f9fed69db831b9 ]--- [ 74.439746] lkdtm: Saturation detected: still saturated # [ 73.980377] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 74.009266] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 74.038149] ------------[ cut here ]------------ # [ 74.064974] refcount_t: saturated; leaking memory. # [ 74.091966] WARNING: CPU: 0 PID: 2492 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 74.122635] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 74.157189] CPU: 0 PID: 2492 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 74.187113] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 74.213244] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 74.218508] Code: 01 01 e8 07 9b 95 00 0f 0b e9 f5 9b c4 00 80 3d f0 2d 94 01 00 75 a8 48 c7 c7 40 f4 71 a5 c6 05 e0 2d 94 01 01 e8 e4 9a 95 00 <0f> 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 # [ 74.237287] RSP: 0018:ffffabd604287e38 EFLAGS: 00010282 # [ 74.242565] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 74.249740] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 74.256908] RBP: ffffffffa57837f8 R08: 0000000000000000 R09: 0000000000000000 # [ 74.264085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 74.271257] R13: ffffabd604287f10 R14: ffffabd604287f10 R15: ffff979cc287e000 # [ 74.278445] FS: 00007f967cac4580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 74.286578] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008[ 74.615461] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED 0050033 # [ 74.292370] CR2: 00007f967c893000 CR3: 0000000103f4e000 CR4: 00000000001506f0 # [ 74.299554] Call Trace: # [ 74.302057] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 74.307600] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 #[ 74.632108] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 74.313358] direct_entry.cold+0x2c/0x38 # [ 74.317357] full_proxy_write+0x56/0x80 # [ 74.321252] vfs_write+0xea/0x3a0 # [ 74.324680] ksys_write+0x68/0xf0 # [ 74.328060] do_syscall_64+0x33/0x40 # [ 74.331710] entry_SYSCALL_64_after_[ 74.660987] ------------[ cut here ]------------ hwframe+0x61/0xc6 # [ 74.336805] RIP: 0033:0x7f967c9a08f3 # [ 74.340411] 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 8[ 74.687779] refcount_t: underflow; use-after-free. 3 ec 28 48 89 54 24 18 # [ 74.359153] RSP: 002b:00007fff7fa154b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 74.366715] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f967c9a08f3 # [ 74.373892] RDX: 0000000000000020 RSI: 00007f967c89300[ 74.714774] WARNING: CPU: 0 PID: 2527 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0 RDI: 0000000000000001 # [ 74.381074] RBP: 00007f967c893000 R08: 00007f967c892010 R09: 0000000000000000 # [ 74.388268] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 74.395491] R13: 0000000000000001 R14: 0000000000020000 R1[ 74.745379] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 5: 0000000000020000 # [ 74.402699] irq event stamp: 0 # [ 74.405835] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 74.412171] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 74.420417] softirqs la[ 74.780039] CPU: 0 PID: 2527 Comm: cat Tainted: G D W 5.10.154-cip19 #1 st enabled at (0): [] copy_process+0x640/0x1c80 # [ 74.428639] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 74.434990] ---[ end trace 67f9fed69db831b9 ]--- # [ 74.439746] lkdtm: Saturation detected: still saturate[ 74.809891] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 d # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh [ 74.838022] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 74.858565] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 [ 74.877337] RSP: 0018:ffffabd6042f7e40 EFLAGS: 00010286 [ 74.882581] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 [ 74.889728] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 74.896881] RBP: ffffffffa5783818 R08: 0000000000000000 R09: 0000000000000000 [ 74.904057] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 74.911203] R13: ffffabd6042f7f10 R14: ffffabd6042f7f10 R15: ffff979cc3528000 [ 74.918354] FS: 00007f1570f44580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 74.926460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.932222] CR2: 00007f1570d13000 CR3: 00000001040ea000 CR4: 00000000001506f0 [ 74.939368] Call Trace: [ 74.941849] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 74.947354] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 [ 74.953046] direct_entry.cold+0x2c/0x38 [ 74.956990] full_proxy_write+0x56/0x80 [ 74.960856] vfs_write+0xea/0x3a0 [ 74.964195] ksys_write+0x68/0xf0 [ 74.967541] do_syscall_64+0x33/0x40 [ 74.971141] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 74.976231] RIP: 0033:0x7f1570e208f3 [ 74.979822] 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 [ 74.998637] RSP: 002b:00007ffdf54808e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 75.006251] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1570e208f3 [ 75.013435] RDX: 0000000000000020 RSI: 00007f1570d13000 RDI: 0000000000000001 [ 75.020604] RBP: 00007f1570d13000 R08: 00007f1570d12010 R09: 0000000000000000 [ 75.027770] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 75.034914] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 75.042055] irq event stamp: 0 [ 75.045120] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 75.051391] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 75.059561] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 75.067745] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 75.074007] ---[ end trace 67f9fed69db831ba ]--- [ 75.078623] lkdtm: Saturation detected: still saturated # [ 74.615461] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 74.632108] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 74.660987] ------------[ cut here ]------------ # [ 74.687779] refcount_t: underflow; use-after-free. # [ 74.714774] WARNING: CPU: 0 PID: 2527 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 74.745379] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 74.780039] CPU: 0 PID: 2527 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 74.809891] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 74.838022] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 74.858565] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 74.877337] RSP: 0018:ffffabd6042f7e40 EFLAGS: 00010286 # [ 74.882581] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 74.889728] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 74.896881] RBP: ffffffffa5783818 R08: 0000000000000000 R09: 0000000000000000 # [ 74.904057] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 74.911203] R13: ffffabd6042f7f10 R14: ffffabd6042f7f10 R15: ffff979cc3528000 # [ 74.918354] FS: 00007f1570f44580(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 74.926460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 74.932222] CR2: 00007f1570d13000 CR3: 00000001040ea000 CR4: 00000000001506f0 # [ 74.939368] Call Trace: # [ 74.941849] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 74.947354] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 # [[ 75.254412] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED 74.953046] direct_entry.cold+0x2c/0x38 # [ 74.956990] full_proxy_write+0x56/0x80 # [ 74.960856] vfs_write+0xea/0x3a0 # [ 74.964195] ksys_write+0x68/0xf0 # [ 74.967541] do_syscall_64+0x33/0x40 # [ 74.971141] entry_SYSCALL_64_after_hw[ 75.278591] lkdtm: attempting bad refcount_sub_and_test() from saturated frame+0x61/0xc6 # [ 74.976231] RIP: 0033:0x7f1570e208f3 # [ 74.979822] 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 [ 75.307500] ------------[ cut here ]------------ ec 28 48 89 54 24 18 # [ 74.998637] RSP: 002b:00007ffdf54808e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 75.006251] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1570e208f3 # [ 75.013435] RDX: 0000000000000020 RSI: 00007f1570d13000 [ 75.334312] refcount_t: underflow; use-after-free. RDI: 0000000000000001 # [ 75.020604] RBP: 00007f1570d13000 R08: 00007f1570d12010 R09: 0000000000000000 # [ 75.027770] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 75.034914] R13: 0000000000000001 R14: 0000000000020000 R15:[ 75.361300] WARNING: CPU: 0 PID: 2562 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0000000000020000 # [ 75.042055] irq event stamp: 0 # [ 75.045120] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 75.051391] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 75.059561] softirqs last[ 75.391962] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify enabled at (0): [] copy_process+0x640/0x1c80 # [ 75.067745] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 75.074007] ---[ end trace 67f9fed69db831ba ]--- # [ 75.078623] lkdtm: Saturation detected: still saturated [ 75.426545] CPU: 0 PID: 2562 Comm: cat Tainted: G D W 5.10.154-cip19 #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 [ 75.456449] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 75.479650] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 75.484921] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 [ 75.503689] RSP: 0018:ffffabd60435fe40 EFLAGS: 00010286 [ 75.508955] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 [ 75.516101] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 [ 75.523267] RBP: ffffffffa5783838 R08: 0000000000000000 R09: 0000000000000000 [ 75.530415] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 75.537567] R13: ffffabd60435ff10 R14: ffffabd60435ff10 R15: ffff979cc52e5000 [ 75.544718] FS: 00007f02417fa3c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 [ 75.552827] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.558590] CR2: 00007f02415cb000 CR3: 00000001028fa000 CR4: 00000000001506f0 [ 75.565754] Call Trace: [ 75.568225] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 75.573761] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 [ 75.579440] direct_entry.cold+0x2c/0x38 [ 75.583438] full_proxy_write+0x56/0x80 [ 75.587346] vfs_write+0xea/0x3a0 [ 75.590715] ksys_write+0x68/0xf0 [ 75.594077] do_syscall_64+0x33/0x40 [ 75.597732] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 75.602836] RIP: 0033:0x7f02416d88f3 [ 75.606487] 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 [ 75.625300] RSP: 002b:00007ffd021bbc18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 75.632901] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f02416d88f3 [ 75.640105] RDX: 0000000000000020 RSI: 00007f02415cb000 RDI: 0000000000000001 [ 75.647293] RBP: 00007f02415cb000 R08: 00007f02415ca010 R09: 0000000000000000 [ 75.654470] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 75.661637] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 75.668801] irq event stamp: 0 [ 75.671872] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 75.678144] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 75.686329] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 75.694503] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 75.700767] ---[ end trace 67f9fed69db831bb ]--- [ 75.705382] lkdtm: Saturation detected: still saturated # [ 75.254412] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 75.278591] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 75.307500] ------------[ cut here ]------------ # [ 75.334312] refcount_t: underflow; use-after-free. # [ 75.361300] WARNING: CPU: 0 PID: 2562 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 75.391962] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 75.426545] CPU: 0 PID: 2562 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 75.456449] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 75.479650] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 75.484921] Code: 01 01 e8 e4 9a 95 00 0f 0b e9 d2 9b c4 00 80 3d ca 2d 94 01 00 75 85 48 c7 c7 98 f4 71 a5 c6 05 ba 2d 94 01 01 e8 c1 9a 95 00 <0f> 0b e9 af 9b c4 00 80 3d a5 2d 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 75.503689] RSP: 0018:ffffabd60435fe40 EFLAGS: 00010286 # [ 75.508955] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 75.516101] RDX: ffff979ceac2c660 RSI: ffff979ceac1bf70 RDI: ffff979ceac1bf70 # [ 75.523267] RBP: ffffffffa5783838 R08: 0000000000000000 R09: 0000000000000000 # [ 75.530415] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 75.537567] R13: ffffabd60435ff10 R14: ffffabd60435ff10 R15: ffff979cc52e5000 # [ 75.544718] FS: 00007f02417fa3c0(0000) GS:ffff979ceac00000(0000) knlGS:0000000000000000 # [ 75.552827] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 75.558590] CR2: 00007f02415cb000 CR3: 00000001028fa000 CR4: 00000000001506f0 # [ 75.565754] Call Trace: # [ 75.568225] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 75.573761] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 75.579440] direct_entry.cold+0x2c/0x38 # [ 75.583438] full_proxy_write+0x56/0x80 # [ 75.587346] vfs_write+0xea/0x3a0 # [ 75.590715] ksys_write+0x68/0xf0 # [ 75.594077] do_syscall_64+0x33/0x40 # [ 75.597732] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 75.602836] RIP: 0033:0x7f02416d88f3 # [ 75.606487] 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 # [ 75.625300] RSP: 002b:00007ffd021bbc18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 75.632901] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f02416d88f3 # [ 75.640105] RDX: 0000000000000020 RSI: 00007f02415cb000 RDI: 0000000000000001 # [ 75.647293] RBP: 00007f02415cb000 R08: 00007f02415ca010 R09: 0000000000000000 # [ 75.654470] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 75.661637] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 75.668801] irq event stamp: 0 # [ 75.671872] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 75.678144] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 75.686329] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 75.694503] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 75.700767] ---[ end trace 67f9fed69db831bb ]--- # [ 75.705382] lkdtm: Saturation detected: still satura[ 76.018484] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO ted # 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: REF[ 76.037156] lkdtm: attempting good copy_to_user of correct size COUNT_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 [ 76.065254] lkdtm: attempting bad copy_to_user of too large size # [ 76.018484] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 76.037156] lkdtm: attempting good copy_to_user of correct size # [ 76.065254] 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 [ 76.281455] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 76.287644] lkdtm: attempting good copy_from_user of correct size [ 76.293768] lkdtm: attempting bad copy_from_user of too large size # [ 76.281455] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 76.287644] lkdtm: attempting good copy_from_user of correct size # [ 76.293768] 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 [ 76.461090] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 76.467546] lkdtm: attempting good copy_to_user inside whitelist [ 76.473601] lkdtm: attempting bad copy_to_user outside whitelist # [ 76.461090] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 76.467546] lkdtm: attempting good copy_to_user inside whitelist # [ 76.473601] 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 [ 76.647981] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 76.654604] lkdtm: attempting good copy_from_user inside whitelist [ 76.660839] lkdtm: attempting bad copy_from_user outside whitelist # [ 76.647981] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 76.654604] lkdtm: attempting good copy_from_user inside whitelist # [ 76.660839] lkdtm: attempting bad copy_from_user outside whitelist # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL] not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1 # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh [ 76.845212] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 76.851399] lkdtm: good_stack: ffffabd604697e20-ffffabd604697e40 [ 76.857452] lkdtm: bad_stack : ffffabd604697da8-ffffabd604697dc8 [ 76.863473] lkdtm: attempting good copy_to_user of local stack [ 76.869321] lkdtm: attempting bad copy_to_user of distant stack # [ 76.845212] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 76.851399] lkdtm: good_stack: ffffabd604697e20-ffffabd604697e40 # [ 76.857452] lkdtm: bad_stack : ffffabd604697da8-ffffabd604697dc8 # [ 76.863473] lkdtm: attempting good copy_to_user of local stack # [ 76.869321] 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 [ 77.040726] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 77.047096] lkdtm: good_stack: ffffabd604727e20-ffffabd604727e40 [ 77.053135] lkdtm: bad_stack : ffffabd604727da8-ffffabd604727dc8 [ 77.059154] lkdtm: attempting good copy_from_user of local stack [ 77.065163] lkdtm: attempting bad copy_from_user of distant stack # [ 77.040726] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 77.047096] lkdtm: good_stack: ffffabd604727e20-ffffabd604727e40 # [ 77.053135] lkdtm: bad_stack : ffffabd604727da8-ffffabd604727dc8 # [ 77.059154] lkdtm: attempting good copy_from_user of local stack # [ 77.065163] 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 [ 77.250281] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 77.256300] lkdtm: good_stack: ffffabd6047b7e20-ffffabd6047b7e40 [ 77.262307] lkdtm: bad_stack : ffffabd6047b7ff8-ffffabd6047b8018 [ 77.268381] lkdtm: attempting good copy_to_user of local stack [ 77.274227] lkdtm: attempting bad copy_to_user of distant stack [ 77.280155] lkdtm: copy_to_user failed, but lacked Oops # [ 77.250281] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 77.256300] lkdtm: good_stack: ffffabd6047b7e20-ffffabd6047b7e40 # [ 77.262307] lkdtm: bad_stack : ffffabd6047b7ff8-ffffabd6047b8018 # [ 77.268381] lkdtm: attempting good copy_to_user of local stack # [ 77.274227] lkdtm: attempting bad copy_to_user of distant stack # [ 77.280155] 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 [ 77.446755] lkdtm: Performing direct entry USERCOPY_KERNEL [ 77.452257] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa539c230 [ 77.460055] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa40e31e0 [ 77.467540] lkdtm: FAIL: survived bad copy_to_user() # [ 77.446755] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 77.452257] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa539c230 # [ 77.460055] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa40e31e0 # [ 77.467540] 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 [ 77.645910] lkdtm: Performing direct entry STACKLEAK_ERASING [ 77.651597] lkdtm: checking unused part of the thread stack (15928 bytes)... [ 77.658680] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) [ 77.665663] lkdtm: FAIL: the thread stack is NOT properly erased [ 77.671683] CPU: 0 PID: 2927 Comm: cat Tainted: G D W 5.10.154-cip19 #1 [ 77.679411] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 77.685320] Call Trace: [ 77.687774] dump_stack+0x77/0x9b [ 77.691085] lkdtm_STACKLEAK_ERASING+0x116/0x144 [ 77.695697] direct_entry.cold+0x2c/0x38 [ 77.699615] full_proxy_write+0x56/0x80 [ 77.703447] vfs_write+0xea/0x3a0 [ 77.706758] ksys_write+0x68/0xf0 [ 77.710071] do_syscall_64+0x33/0x40 [ 77.713641] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 77.718684] RIP: 0033:0x7fe8855108f3 [ 77.722254] 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 [ 77.740990] RSP: 002b:00007ffce48ef038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 77.748538] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fe8855108f3 [ 77.755659] RDX: 0000000000000012 RSI: 00007fe885403000 RDI: 0000000000000001 [ 77.762780] RBP: 00007fe885403000 R08: 00007fe885402010 R09: 0000000000000000 [ 77.769902] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 77.777024] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 77.645910] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 77.651597] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 77.658680] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 77.665663] lkdtm: FAIL: the thread stack is NOT properly erased # [ 77.671683] CPU: 0 PID: 2927 Comm: cat Tainted: G D W 5.10.154-cip19 #1 # [ 77.679411] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 77.685320] Call Trace: # [ 77.687774] dump_stack+0x77/0x9b # [ 77.691085] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 77.695697] direct_entry.cold+0x2c/0x38 # [ 77.699615] full_proxy_write+0x56/0x80 # [ 77.703447] vfs_write+0xea/0x3a0 # [ 77.706758] ksys_write+0x68/0xf0 # [ 77.710071] do_syscall_64+0x33/0x40 # [ 77.713641] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 77.718684] RIP: 0033:0x7fe8855108f3 # [ 77.722254] 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 # [ 77.740990] RSP: 002b:00007ffce48ef038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 77.748538] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fe8855108f3 # [ 77.755659] RDX: 0000000000000012 RSI: 00007fe885403000 RDI: 0000000000000001 # [ 77.762780] RBP: 00007fe885403000 R08: 00007fe885402010 R09: 0000000000000000 # [ 77.769902] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 77.777024] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh [ 77.980512] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 77.991163] lkdtm: Calling matched prototype ... [ 77.995814] lkdtm: Calling mismatched prototype ... [ 78.000693] lkdtm: Fail: survived mismatched prototype function call! # [ 77.980512] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 77.991163] lkdtm: Calling matched prototype ... # [ 77.995814] lkdtm: Calling mismatched prototype ... # [ 78.000693] 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 / #