[Enter `^Ec?' for help] coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 bootblock starting... Family_Model: 00670f00 PMxC0 STATUS: 0x80800 DoReset BIT11 DW I2C bus 1 at 0xfedc3000 (400 KHz) VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset aa8c0 size d5a4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 verstage starting... Probing TPM I2C: done! DID_VID 0x00281ae0 TPM ready after 0 ms cr50 TPM 2.0 (i2c 1:0x50 id 0x28) TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0 Phase 2 Phase 3 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_report_dev_firmware() This is developer signed firmware FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) VB2:vb2_verify_keyblock() Checking key block signature... FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) FMAP: area VBLOCK_B found @ 23f000 (65536 bytes) VB2:vb2_verify_fw_preamble() Verifying preamble. Phase 4 FMAP: area FW_MAIN_B found @ 24f000 (2154432 bytes) VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW VB2:vb2_rsa_verify_digest() Digest check failed! VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7 Saving nvdata Reboot requested (10020007) board_reset() called! coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 bootblock starting... Family_Model: 00670f00 PMxC0 STATUS: 0x80800 DoReset BIT11 DW I2C bus 1 at 0xfedc3000 (400 KHz) VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset aa8c0 size d5a4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 verstage starting... Probing TPM I2C: .done! DID_VID 0x00281ae0 TPM ready after 0 ms cr50 TPM 2.0 (i2c 1:0x50 id 0x28) TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found "FLASH" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7 VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0 Recovery requested (1009000e) Saving nvdata tlcl_extend: response is 0 tlcl_extend: response is 0 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/romstage' CBFS: Found @ offset 80 size d2e4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 romstage starting... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'smu_fw' CBFS: Found @ offset 7bc00 size 12262 PSP: Load blob type 19 from @ffe6bc38... OK Google Chrome set keyboard backlight: 4 status (0) POST: 0x37 agesawrapper_amdinitreset() entry CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'AGESA_PRE_MEM' CBFS: Found @ offset df80 size 53bcc agesawrapper_amdinitreset() returned AGESA_SUCCESS POST: 0x38 agesawrapper_amdinitearly() entry Warning - AGESA callout: platform_PcieSlotResetControl not supported Warning - AGESA callout: platform_PcieSlotResetControl not supported agesawrapper_amdinitearly() returned AGESA_SUCCESS POST: 0x40 agesawrapper_amdinitpost() entry DRAM clear on reset: Keep variant_mainboard_read_spd SPD index 8 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 72395 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 124135 run 1059 exit 0 POST: 0x71 Board ID: 6 mainboard: EC init Chrome EC: Set SMI mask to 0x0000000000000000 Chrome EC: UHEPI supported Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006 Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006 Chrome EC: Set WAKE mask to 0x0000000000000000 DW I2C bus 0 at 0xfedc2000 (400 KHz) DW I2C bus 2 at 0xfedc4000 (400 KHz) DW I2C bus 3 at 0xfedc5000 (400 KHz) FMAP: area RW_ELOG found @ 45d000 (16384 bytes) Manufacturer: ef SF: Detected W25Q128FW with sector size 0x1000, total 0x1000000 ELOG: NV offset 0x45d000 size 0x4000 ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024 ELOG: Event(17) added with size 13 at 2023-02-22 19:57:22 UTC POST: Unexpected post code in previous boot: 0x90 ELOG: Event(A3) added with size 11 at 2023-02-22 19:57:22 UTC ELOG: Event(9F) added with size 14 at 2023-02-22 19:57:22 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 96190 exit 1 POST: 0x72 Enumerating buses... Show all devs... Before device enumeration. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 MMIO: fedc2000: enabled 1 MMIO: fedc3000: enabled 1 MMIO: fedc4000: enabled 1 MMIO: fedc5000: enabled 1 APIC: 10: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 I2C: 00:50: enabled 1 I2C: 00:15: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 PCI: 00:00.0: enabled 1 PNP: 0c09.0: enabled 1 Compare with tree... Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 APIC: 10: enabled 1 DOMAIN: 0000: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 MMIO: fedc2000: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 MMIO: fedc3000: enabled 1 I2C: 00:50: enabled 1 MMIO: fedc4000: enabled 1 I2C: 00:15: enabled 1 MMIO: fedc5000: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 Mainboard Grunt Enable. Root Device scanning... root_dev_scan_bus for Root Device CPU_CLUSTER: 0 enabled DOMAIN: 0000 enabled MMIO: fedc2000 enabled MMIO: fedc3000 enabled MMIO: fedc4000 enabled MMIO: fedc5000 enabled DOMAIN: 0000 scanning... PCI: pci_scan_bus for bus 00 POST: 0x24 sb_enable PCI: 00:00.0 [1022/1576] enabled sb_enable sb_enable PCI: 00:01.0 [1002/98e4] enabled sb_enable PCI: 00:01.1 [1002/15b3] enabled sb_enable PCI: 00:02.0 [1022/157b] enabled sb_enable PCI: Static device PCI: 00:02.1 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.2 subordinate bus PCI Express PCI: 00:02.2 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.3 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.4 subordinate bus PCI Express PCI: 00:02.4 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.5 not found, disabling it. PCI: 00:03.0 [1022/157b] enabled sb_enable PCI: 00:08.0 [1022/1578] enabled sb_enable PCI: 00:09.0 [1022/157d] enabled sb_enable PCI: Static device PCI: 00:09.2 not found, disabling it. sb_enable PCI: 00:10.0 [1022/0000] bus ops PCI: 00:10.0 [1022/7914] enabled sb_enable sb_enable PCI: 00:12.0 [1022/0000] bus ops PCI: 00:12.0 [1022/7908] enabled sb_enable PCI: 00:14.0 [1022/790b] bus ops PCI: 00:14.0 [1022/790b] enabled sb_enable PCI: 00:14.3 [1022/0000] bus ops PCI: 00:14.3 [1022/790e] enabled sb_enable PCI: 00:14.7 [1022/7906] enabled sb_enable PCI: 00:18.0 [1022/15b0] ops PCI: 00:18.0 [1022/15b0] enabled sb_enable PCI: 00:18.1 [1022/15b1] enabled sb_enable PCI: 00:18.2 [1022/15b2] enabled sb_enable PCI: 00:18.3 [1022/15b3] enabled sb_enable PCI: 00:18.4 [1022/15b4] enabled sb_enable PCI: 00:18.5 [1022/15b5] enabled POST: 0x25 PCI: 00:02.2 scanning... do_pci_scan_bridge for PCI: 00:02.2 PCI: pci_scan_bus for bus 01 POST: 0x24 PCI: 01:00.0 [168c/003e] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Enabling Common Clock Configuration ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 scan_bus: scanning of bus PCI: 00:02.2 took 40776 usecs PCI: 00:02.4 scanning... do_pci_scan_bridge for PCI: 00:02.4 PCI: pci_scan_bus for bus 02 POST: 0x24 PCI: 02:00.0 [1217/0000] ops PCI: 02:00.0 [1217/8620] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x6c Capability: type 0x05 @ 0x48 Capability: type 0x10 @ 0x80 scan_bus: scanning of bus PCI: 00:02.4 took 40322 usecs PCI: 00:10.0 scanning... scan_usb_bus for PCI: 00:10.0 scan_usb_bus for PCI: 00:10.0 done scan_bus: scanning of bus PCI: 00:10.0 took 8112 usecs PCI: 00:12.0 scanning... scan_usb_bus for PCI: 00:12.0 scan_usb_bus for PCI: 00:12.0 done scan_bus: scanning of bus PCI: 00:12.0 took 8109 usecs PCI: 00:14.0 scanning... scan_generic_bus for PCI: 00:14.0 scan_generic_bus for PCI: 00:14.0 done scan_bus: scanning of bus PCI: 00:14.0 took 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 9971 usecs POST: 0x55 scan_bus: scanning of bus DOMAIN: 0000 took 315139 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 21273 usecs MMIO: fedc3000 scanning... scan_generic_bus for MMIO: fedc3000 bus: MMIO: fedc3000[0]->I2C: 02:50 enabled scan_generic_bus for MMIO: fedc3000 done scan_bus: scanning of bus MMIO: fedc3000 took 13172 usecs MMIO: fedc4000 scanning... scan_generic_bus for MMIO: fedc4000 bus: MMIO: fedc4000[0]->I2C: 03:15 enabled scan_generic_bus for MMIO: fedc4000 done scan_bus: scanning of bus MMIO: fedc4000 took 13173 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 16984 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 426335 usecs done BS: BS_DEV_ENUMERATE times (us): entry 0 run 631302 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 gt f49fffff flags 60080202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit49fffff 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 1563805 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 279579 run 130724 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 346144 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 2002 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 112293 usecs POST: 0x75 PCI: 00:01.1 init ... PCI: 00:01.1 init finished in 2003 usecs POST: 0x75 PCI: 00:02.0 init ... PCI: 00:02.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:03.0 init ... PCI: 00:03.0 init finished in 2002 usecs POST: 0x75 PCI: 00:08.0 init ... PCI: 00:08.0 init finished in 2002 usecs POST: 0x75 PCI: 00:09.0 init ... PCI: 00:09.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:10.0 init ... PCI: 00:10.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:12.0 init ... PCI: 00:12.0 init finished in 2002 usecs POST: 0x75 PCI: 00:14.0 init ... IOAPIC: Initializing IOAPIC at 0xfec00000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x04 IOAPIC: Dumping registers reg 0x0000: 0x04000000 reg 0x0001: 0x00178021 reg 0x0002: 0x04000000 IOAPIC: 24 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 PCI: 00:14.0 init finished in 133947 usecs POST: 0x75 PCI: 00:14.3 init ... RTC Init PCI: 00:14.3 init finished in 2962 usecs POST: 0x75 PCI: 00:14.7 init ... PCI: 00:14.7 init finished in 2002 usecs POST: 0x75 PCI: 00:18.0 init ... IOAPIC: Initializing IOAPIC at 0xfec20000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x05 IOAPIC: Dumping registers reg 0x0000: 0x05000000 reg 0x0001: 0x001f8021 reg 0x0002: 0x00000000 IOAPIC: 32 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 IOAPIC: reg 0x00000018 value 0x00000000 0x00010000 IOAPIC: reg 0x00000019 value 0x00000000 0x00010000 IOAPIC: reg 0x0000001a value 0x00000000 0x00010000 IOAPIC: reg 0x0000001b value 0x00000000 0x00010000 IOAPIC: reg 0x0000001c value 0x00000000 0x00010000 IOAPIC: reg 0x0000001d value 0x00000000 0x00010000 IOAPIC: reg 0x0000001e value 0x00000000 0x00010000 IOAPIC: reg 0x0000001f value 0x00000000 0x00010000 PCI: 00:18.0 init finished in 170073 usecs POST: 0x75 PCI: 00:18.1 init ... PCI: 00:18.1 init finished in 2002 usecs POST: 0x75 PCI: 00:18.2 init ... PCI: 00:18.2 init finished in 2002 usecs POST: 0x75 PCI: 00:18.3 init ... PCI: 00:18.3 init finished in 2002 usecs POST: 0x75 PCI: 00:18.4 init ... PCI: 00:18.4 init finished in 2002 usecs POST: 0x75 PCI: 00:18.5 init ... PCI: 00:18.5 init finished in 2002 usecs POST: 0x75 PCI: 01:00.0 init ... PCI: 01:00.0 init finished in 2002 usecs POST: 0x75 PCI: 02:00.0 init ... BayHub BH720: Power-saving enabled (link_ctrl=0x110103) PCI: 02:00.0 init finished in 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: 5.625 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 34473 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 1076560 exit 150 ELOG: Event(A1) added with size 10 at 2023-02-22 19:57:25 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b ELOG: Event(A0) added with size 9 at 2023-02-22 19:57:25 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 22182 run 4547 exit 38217 FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes) MRC: Checking cached data update for 'RW_MRC_CACHE'. MRC: cache data 'RW_MRC_CACHE' needs update. ELOG: Event(AA) added with size 11 at 2023-02-22 19:57:26 UTC POST: 0x77 BS: BS_OS_RESUME_CHECK times (us): entry 29408 run 1058 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: 545 bytes. Writing table forward entry at 0x00000500 Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9 Writing coreboot table at 0xcde52000 0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES 1. 0000000000001000-000000000009ffff: RAM 2. 00000000000a0000-00000000000fffff: RESERVED 3. 0000000000100000-00000000cdd0cfff: RAM 4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES 5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE 6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES 7. 00000000ce000000-00000000cfffffff: RESERVED 8. 00000000f8000000-00000000fbffffff: RESERVED 9. 0000000100000000-000000012effffff: RAM Passing 5 GPIOs to payload: NAME | PORT | POLARITY | VALUE write protect | undefined | high | low recovery | undefined | high | low lid | undefined | high | high power | undefined | high | low EC in RW | 0x0000000f | high | low Board ID: 6 SKU ID: 33 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) Wrote coreboot table at: cde52000, 0x538 bytes, checksum 5ac4 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 438421 exit 0 POST: 0x7a CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/payload' CBFS: Found @ offset 1ae180 size 39f90 Loading segment from ROM address 0xfff9e1b8 code (compression=0) New segment dstaddr 0x30104020 memsize 0x254890 srcaddr 0xfff9e1f0 filesize 0x39f58 Loading segment from ROM address 0xfff9e1d4 Entry Point 0x30104020 Loading Segment: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 lb: [0x00000000cde9f000, 0x00000000cdfa09d8) Post relocation: addr: 0x0000000030104020 memsz: 0x0000000000254890 filesz: 0x0000000000039f58 it's not compressed! [ 0x30104020, 3013df78, 0x303588b0) <- fff9e1f0 Clearing Segment: addr: 0x000000003013df78 memsz: 0x000000000021a938 dest 30104020, end 303588b0, bouncebuffer ffffffff Loaded segments Lock SMM configuration POST: 0xfe BS: BS_PAYLOAD_LOAD times (us): entry 231 run 92764 exit 3310 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 9283722/tftp-deploy-m1jd8t57/kernel/bzImage 9283722/tftp-deploy-m1jd8t57/kernel/cmdline 9283722/tftp-deploy-m1jd8t57/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 9283722/tftp-deploy-m1jd8t57/kernel/bzImage 97/kernel/cmdline 9283722/tftp-deploy-m1jd8t57/ramdisk/ramdisk.cpio.gz Waiting for link R8152: Initializing Version 9 (ocp_data = 6010) R8152: Done initializing Adding net device done. MAC: 00:e0:4c:75:03:5c Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.12 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 9283722/tftp-deploy-m1jd8t57/kernel/bzImage Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ################################################################ 00880000 ################################################################ 00900000 ################################################################ 00980000 ################################################################ 00a00000 ################################################################ 00a80000 ################################################################ 00b00000 ################################################################ 00b80000 ################################################################ 00c00000 ################################################################ 00c80000 ################################################################ 00d00000 ################################################################ 00d80000 ################## done. The bootfile was 14295360 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: 9283722/tftp-deploy-m1jd8t57/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/9283722/extract-nfsrootfs-qt0_01sr,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: 17573714 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 5.10.169-cip26 (KernelCI@build-j1085860-x86-64-gcc-10-x86-64-defconfig-x86-chromebogr96b) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Feb 22 18:34:03 UTC 2023 [ 0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/9283722/extract-nfsrootfs-qt0_01sr,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 1596.980 MHz processor [ 0.001258] last_pfn = 0x12f000 max_arch_pfn = 0x400000000 [ 0.001752] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003337] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000 [ 0.009802] check: Scanning 1 areas for low memory corruption [ 0.009812] Using GB pages for direct mapping [ 0.010408] RAMDISK: [mem 0x377b7000-0x37ffffff] [ 0.010414] ACPI: Early table checksum verification disabled [ 0.010421] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4) [ 0.010431] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010443] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010455] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531) [ 0.010463] ACPI: FACS 0x00000000CDE2E240 000040 [ 0.010471] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A) [ 0.010479] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010487] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010494] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010502] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010510] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010518] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010525] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD AGESA 00000002 MSFT 04000000) [ 0.010533] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD AGESA 00000001 AMD 00000001) [ 0.010541] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53] [ 0.010545] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f] [ 0.010548] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f] [ 0.010552] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14] [ 0.010555] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b] [ 0.010558] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91] [ 0.010562] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d] [ 0.010565] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78] [ 0.010568] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7] [ 0.010571] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f] [ 0.010575] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea] [ 0.010578] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b] [ 0.010642] No NUMA configuration found [ 0.010646] Faking a node at [mem 0x0000000000000000-0x000000012effffff] [ 0.010653] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff] [ 0.010690] Zone ranges: [ 0.010694] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.010698] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.010703] Normal [mem 0x0000000100000000-0x000000012effffff] [ 0.010708] Movable zone start for each node [ 0.010711] Early memory node ranges [ 0.010714] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.010718] node 0: [mem 0x0000000000100000-0x00000000cdd0cfff] [ 0.010721] node 0: [mem 0x0000000100000000-0x000000012effffff] [ 0.010725] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff] [ 0.010751] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.010788] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.026714] On node 0, zone Normal: 8947 pages in unavailable ranges [ 0.026785] On node 0, zone Normal: 4096 pages in unavailable ranges [ 0.026852] ACPI: PM-Timer IO Port: 0x418 [ 0.026865] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1]) [ 0.026887] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23 [ 0.026899] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55 [ 0.026904] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.026908] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) [ 0.026918] Using ACPI (MADT) for SMP configuration information [ 0.026923] ACPI: HPET id: 0x10228201 base: 0xfed00000 [ 0.026931] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.026953] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.026958] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] [ 0.026962] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff] [ 0.026965] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff] [ 0.026968] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff] [ 0.026971] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] [ 0.026973] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff] [ 0.026980] [mem 0xd0000000-0xf7ffffff] available for PCI devices [ 0.026986] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.034563] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.035111] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576 [ 0.035178] Built 1 zonelists, mobility grouping on. Total pages: 1019233 [ 0.035182] Policy zone: Normal [ 0.035196] 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/9283722/extract-nfsrootfs-qt0_01sr,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.036267] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.036754] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.036785] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.071375] Memory: 3941468K/4141744K available (18450K kernel code, 3459K rwdata, 7984K rodata, 2012K init, 13324K bss, 200016K reserved, 0K cma-reserved) [ 0.071490] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.071541] ftrace: allocating 52723 entries in 206 pages [ 0.118750] ftrace: allocated 206 pages with 5 groups [ 0.119007] Running RCU self tests [ 0.119018] rcu: Hierarchical RCU implementation. [ 0.119022] rcu: RCU event tracing is enabled. [ 0.119025] rcu: RCU lockdep checking is enabled. [ 0.119028] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.119032] Rude variant of Tasks RCU enabled. [ 0.119034] Tracing variant of Tasks RCU enabled. [ 0.119038] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.119042] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.126437] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16 [ 0.126758] random: crng init done [ 0.126857] Console: colour dummy device 80x25 [ 0.152812] printk: console [ttyS0] enabled [ 0.152957] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.153218] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.153359] ... MAX_LOCK_DEPTH: 48 [ 0.153504] ... MAX_LOCKDEP_KEYS: 8192 [ 0.153654] ... CLASSHASH_SIZE: 4096 [ 0.153804] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.153957] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.154110] ... CHAINHASH_SIZE: 32768 [ 0.154263] memory used by lock dependency info: 6365 kB [ 0.154447] memory used for stack traces: 4224 kB [ 0.154611] per task-struct memory footprint: 1920 bytes [ 0.154846] ACPI: Core revision 20200925 [ 0.155256] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns [ 0.155611] APIC: Switch to symmetric I/O mode setup [ 0.156221] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0 [ 0.160602] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x17050029e88, max_idle_ns: 440795269232 ns [ 0.160977] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.96 BogoMIPS (lpj=1596980) [ 0.161336] pid_max: default: 32768 minimum: 301 [ 0.161554] LSM: Security Framework initializing [ 0.161984] SELinux: Initializing. [ 0.162144] LSM support for eBPF active [ 0.162313] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.162580] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.163937] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable. [ 0.164044] LVT offset 1 assigned for vector 0xf9 [ 0.164216] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512 [ 0.164418] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0 [ 0.164971] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.165260] Spectre V2 : Mitigation: Retpolines [ 0.165416] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.165693] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 0.165920] Spectre V2 : Enabling Speculation Barrier for firmware calls [ 0.165964] RETBleed: Mitigation: untrained return thunk [ 0.166149] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.166433] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.173679] ------------[ cut here ]------------ [ 0.173855] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 [ 0.173867] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220 [ 0.174261] Modules linked in: [ 0.174375] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.169-cip26 #1 [ 0.174600] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 0.174966] RIP: 0010:apply_returns+0x1f5/0x220 [ 0.175124] 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 b0 fa be a3 c6 05 91 4a e4 01 01 e8 9d 63 e5 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc [ 0.175744] RSP: 0000:ffffffffa3e03de0 EFLAGS: 00010282 [ 0.175964] RAX: 0000000000000000 RBX: ffffffffa48cf5d8 RCX: 0000000000000000 [ 0.176206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa237aba1 [ 0.176447] RBP: ffffffffa38d15a0 R08: 0000000000000001 R09: 0000000000000001 [ 0.176688] R10: ffffffffa3e8fec0 R11: 3fffffffffffffff R12: ffffffffa48e65f8 [ 0.176964] R13: cccccccccccccccc R14: ffffffffa38d15a5 R15: 0000000000000000 [ 0.177206] FS: 0000000000000000(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 0.177478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.177674] CR2: ffff8d82aefff000 CR3: 000000002f826000 CR4: 00000000001506f0 [ 0.177963] Call Trace: [ 0.178071] alternative_instructions+0x7d/0x143 [ 0.178233] check_bugs+0xece/0xf2a [ 0.178362] start_kernel+0x517/0x54d [ 0.178495] secondary_startup_64_no_verify+0xc2/0xcb [ 0.178680] irq event stamp: 1687 [ 0.178798] hardirqs last enabled at (1695): [] console_unlock+0x4d1/0x5f0 [ 0.178965] hardirqs last disabled at (1706): [] console_unlock+0x444/0x5f0 [ 0.179253] softirqs last enabled at (1704): [] irq_enter_rcu+0x71/0x80 [ 0.179532] softirqs last disabled at (1703): [] irq_enter_rcu+0x56/0x80 [ 0.179813] ---[ end trace 838c833b863e5ed9 ]--- [ 0.183482] Freeing SMP alternatives memory: 44K [ 0.184212] smpboot: CPU 0 Converting physical 2 to logical die 0 [ 0.286546] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0) [ 0.286961] Performance Events: Fam15h core perfctr, AMD PMU driver. [ 0.286972] ... version: 0 [ 0.287113] ... bit width: 48 [ 0.287256] ... generic registers: 6 [ 0.287396] ... value mask: 0000ffffffffffff [ 0.287578] ... max period: 00007fffffffffff [ 0.287760] ... fixed-purpose events: 0 [ 0.287966] ... event mask: 000000000000003f [ 0.288461] rcu: Hierarchical SRCU implementation. [ 0.290089] smp: Bringing up secondary CPUs ... [ 0.290826] x86: Booting SMP configuration: [ 0.290990] .... node #0, CPUs: #1 [ 0.292133] smp: Brought up 1 node, 2 CPUs [ 0.292325] smpboot: Max logical packages: 1 [ 0.292966] smpboot: Total of 2 processors activated (6387.92 BogoMIPS) [ 0.294332] devtmpfs: initialized [ 0.294343] x86/mm: Memory block size: 128MB [ 0.298068] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.298309] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 0.299108] pinctrl core: initialized pinctrl subsystem [ 0.299524] PM: RTC time: 19:57:39, date: 2023-02-22 [ 0.300150] NET: Registered protocol family 16 [ 0.300840] audit: initializing netlink subsys (disabled) [ 0.301025] audit: type=2000 audit(1677095859.145:1): state=initialized audit_enabled=0 res=1 [ 0.301458] thermal_sys: Registered thermal governor 'step_wise' [ 0.301462] thermal_sys: Registered thermal governor 'user_space' [ 0.301757] cpuidle: using governor menu [ 0.302348] ACPI: bus type PCI registered [ 0.302745] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000) [ 0.302972] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820 [ 0.303205] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!) [ 0.303571] PCI: Using configuration type 1 for base access [ 0.320213] Kprobes globally optimized [ 0.321001] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.321220] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.321591] cryptomgr_test (28) used greatest stack depth: 14880 bytes left [ 0.324243] ACPI: Added _OSI(Module Device) [ 0.324394] ACPI: Added _OSI(Processor Device) [ 0.324550] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.324713] ACPI: Added _OSI(Processor Aggregator Device) [ 0.324979] ACPI: Added _OSI(Linux-Dell-Video) [ 0.325136] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.325321] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.342472] ACPI: 4 ACPI AML tables successfully acquired and loaded [ 0.353961] ACPI: EC: EC started [ 0.353964] ACPI: EC: interrupt blocked [ 0.354586] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.354764] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions [ 0.354966] ACPI: Interpreter enabled [ 0.355156] ACPI: (supports S0 S1 S3 S4 S5) [ 0.355305] ACPI: Using IOAPIC for interrupt routing [ 0.355515] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.356714] ACPI: Enabled 3 GPEs in block 00 to 1F [ 0.359561] ACPI: Power Resource [P0U2] (off) [ 0.359884] ACPI: Power Resource [P3U2] (off) [ 0.361701] ACPI: Power Resource [P0U3] (off) [ 0.361993] ACPI: Power Resource [P3U3] (off) [ 0.372292] ACPI: Power Resource [PRIC] (on) [ 0.398524] ACPI: Power Resource [PRIC] (on) [ 0.429808] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.429975] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.430492] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] [ 0.430782] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge [ 0.431075] acpi PNP0A08:00: host bridge window expanded to [io 0x0000-0x0cf7 window]; [io 0x03b0-0x03df window] ignored [ 0.431629] PCI host bridge to bus 0000:00 [ 0.431968] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.432200] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.432433] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] [ 0.432668] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff] [ 0.432967] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff] [ 0.433202] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.433448] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000 [ 0.434287] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000 [ 0.434511] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref] [ 0.434768] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref] [ 0.434973] pci 0000:00:01.0: reg 0x20: [io 0x1000-0x10ff] [ 0.435172] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff] [ 0.435394] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref] [ 0.435628] pci 0000:00:01.0: enabling Extended Tags [ 0.435872] pci 0000:00:01.0: supports D1 D2 [ 0.435966] pci 0000:00:01.0: PME# supported from D1 D2 D3hot [ 0.436554] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300 [ 0.436776] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit] [ 0.437003] pci 0000:00:01.1: enabling Extended Tags [ 0.437230] pci 0000:00:01.1: supports D1 D2 [ 0.437630] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000 [ 0.438227] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400 [ 0.438482] pci 0000:00:02.2: enabling Extended Tags [ 0.438723] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold [ 0.439350] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400 [ 0.439604] pci 0000:00:02.4: enabling Extended Tags [ 0.439845] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold [ 0.440345] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000 [ 0.440825] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000 [ 0.440981] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref] [ 0.441233] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff] [ 0.441454] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff] [ 0.441674] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff] [ 0.441972] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff] [ 0.442452] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000 [ 0.443077] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330 [ 0.443310] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit] [ 0.443686] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold [ 0.444297] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320 [ 0.444522] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff] [ 0.444837] pci 0000:00:12.0: supports D1 D2 [ 0.444966] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.445531] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500 [ 0.446160] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100 [ 0.446766] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501 [ 0.446990] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit] [ 0.447317] pci 0000:00:14.7: PME# supported from D3cold [ 0.447839] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000 [ 0.448217] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000 [ 0.448668] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000 [ 0.449219] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000 [ 0.449681] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000 [ 0.450153] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000 [ 0.450792] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000 [ 0.451054] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit] [ 0.451572] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 0.452302] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.452483] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.452924] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501 [ 0.453071] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff] [ 0.453381] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff] [ 0.454019] pci 0000:02:00.0: PME# supported from D3hot D3cold [ 0.457213] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.457402] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.459712] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15) [ 0.460106] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15) [ 0.460490] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15) [ 0.460873] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15) [ 0.461101] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15) [ 0.461486] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0 [ 0.462009] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.462401] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.466879] ACPI: EC: interrupt unblocked [ 0.466966] ACPI: EC: event unblocked [ 0.467102] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.467282] ACPI: EC: GPE=0x3 [ 0.467392] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete [ 0.467634] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events [ 0.468313] iommu: Default domain type: Translated [ 0.468313] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 0.468313] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.468986] pci 0000:00:01.0: vgaarb: bridge control possible [ 0.469184] vgaarb: loaded [ 0.469704] SCSI subsystem initialized [ 0.470162] ACPI: bus type USB registered [ 0.470399] usbcore: registered new interface driver usbfs [ 0.471008] usbcore: registered new interface driver hub [ 0.471216] usbcore: registered new device driver usb [ 0.489064] pps_core: LinuxPPS API ver. 1 registered [ 0.489241] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.489558] PTP clock support registered [ 0.490105] Advanced Linux Sound Architecture Driver Initialized. [ 0.490698] NetLabel: Initializing [ 0.490969] NetLabel: domain hash size = 128 [ 0.491121] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.491367] NetLabel: unlabeled traffic allowed by default [ 0.492066] PCI: Using ACPI for IRQ routing [ 0.493398] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 0.493578] hpet0: 3 comparators, 32-bit 14.318180 MHz counter [ 0.497053] clocksource: Switched to clocksource tsc-early [ 0.842495] VFS: Disk quotas dquot_6.6.0 [ 0.842673] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.843217] pnp: PnP ACPI init [ 0.843817] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved [ 0.844513] system 00:03: [io 0x0900-0x09fe] has been reserved [ 0.844896] system 00:04: [io 0x0200] has been reserved [ 0.845082] system 00:04: [io 0x0204] has been reserved [ 0.845275] system 00:04: [io 0x0800-0x087f] has been reserved [ 0.845480] system 00:04: [io 0x0880-0x08ff] has been reserved [ 0.847500] pnp: PnP ACPI: found 6 devices [ 0.858849] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.859259] NET: Registered protocol family 2 [ 0.859610] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.860912] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) [ 0.861332] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 0.861881] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) [ 0.863172] TCP: Hash tables configured (established 32768 bind 32768) [ 0.863830] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) [ 0.864261] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.864636] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.865159] NET: Registered protocol family 1 [ 0.865926] RPC: Registered named UNIX socket transport module. [ 0.866165] RPC: Registered udp transport module. [ 0.866329] RPC: Registered tcp transport module. [ 0.866492] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.867102] NET: Registered protocol family 44 [ 0.867283] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.867462] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.867700] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.867886] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.868126] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.868338] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.868549] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] [ 0.868771] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff] [ 0.868985] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff] [ 0.869200] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff] [ 0.869414] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff] [ 0.869790] pci 0000:00:01.0: disabling ATS [ 0.869943] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.870403] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0 [ 0.871458] pci 0000:00:10.0: PME# does not work under D0, disabling it [ 0.872330] PCI: CLS 64 bytes, default 64 [ 0.872793] Unpacking initramfs... [ 1.078880] Freeing initrd memory: 8484K [ 1.079029] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.079251] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB) [ 1.079571] LVT offset 0 assigned for vector 0x400 [ 1.079844] perf: AMD IBS detected (0x000007ff) [ 1.080055] kvm: no hardware support [ 1.080289] kvm: Nested Virtualization enabled [ 1.080448] SVM: kvm: Nested Paging enabled [ 1.080594] SVM: Virtual VMLOAD VMSAVE supported [ 1.080753] SVM: Virtual GIF supported [ 1.082460] check: Scanning for low memory corruption every 60 seconds [ 1.084106] Initialise system trusted keyrings [ 1.084458] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 1.097243] NFS: Registering the id_resolver key type [ 1.097452] Key type id_resolver registered [ 1.097620] Key type id_legacy registered [ 1.112969] Key type asymmetric registered [ 1.113146] Asymmetric key parser 'x509' registered [ 1.113360] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.113623] io scheduler mq-deadline registered [ 1.113782] io scheduler kyber registered [ 1.114101] test_firmware: interface ready [ 1.116198] pcieport 0000:00:02.2: PME: Signaling with IRQ 25 [ 1.116938] pcieport 0000:00:02.4: PME: Signaling with IRQ 26 [ 1.117940] ACPI: AC Adapter [AC] (on-line) [ 1.118347] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0 [ 1.119266] ACPI: Lid Switch [LID0] [ 1.119554] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 1.119961] ACPI: Power Button [PWRF] [ 1.120363] ACPI: Video Device [IGFX] (multi-head: no rom: yes post: no) [ 1.121144] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2 [ 1.121598] ACPI: \_PR_.P000: Found 2 idle states [ 1.122254] ACPI: \_PR_.P001: Found 2 idle states [ 1.124659] thermal LNXTHERM:00: registered as thermal_zone0 [ 1.124867] ACPI: Thermal Zone [THRM] (22 C) [ 1.125401] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.128337] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.128492] printk: console [ttyS0] disabled [ 1.128916] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A [ 2.113260] tsc: Refined TSC clocksource calibration: 1597.002 MHz [ 2.113278] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns [ 2.113354] clocksource: Switched to clocksource tsc [ 3.759738] printk: console [ttyS0] enabled [ 3.764818] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A [ 3.773945] Non-volatile memory driver v1.3 [ 3.778239] Linux agpgart interface v0.103 [ 3.783728] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 3.799579] loop: module loaded [ 3.803248] lkdtm: No crash points registered, enable through debugfs [ 3.811248] e100: Intel(R) PRO/100 Network Driver [ 3.815959] e100: Copyright(c) 1999-2006 Intel Corporation [ 3.821487] e1000: Intel(R) PRO/1000 Network Driver [ 3.826367] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.832169] e1000e: Intel(R) PRO/1000 Network Driver [ 3.837137] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 3.843111] sky2: driver version 1.30 [ 3.846994] usbcore: registered new interface driver r8152 [ 3.852767] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.859309] ehci-pci: EHCI PCI platform driver [ 3.864232] ehci-pci 0000:00:12.0: EHCI Host Controller [ 3.869998] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1 [ 3.877448] ehci-pci 0000:00:12.0: debug port 2 [ 3.882152] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000 [ 3.894260] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00 [ 3.900492] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 3.908791] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.916027] usb usb1: Product: EHCI Host Controller [ 3.920911] usb usb1: Manufacturer: Linux 5.10.169-cip26 ehci_hcd [ 3.927007] usb usb1: SerialNumber: 0000:00:12.0 [ 3.932624] hub 1-0:1.0: USB hub found [ 3.936454] hub 1-0:1.0: 2 ports detected [ 3.941408] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 3.947614] ohci-pci: OHCI PCI platform driver [ 3.952109] uhci_hcd: USB Universal Host Controller Interface driver [ 3.958855] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 3.964762] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 [ 3.972406] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410 [ 3.982550] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 3.988035] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3 [ 3.995443] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed [ 4.001911] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 4.010193] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.017416] usb usb2: Product: xHCI Host Controller [ 4.022297] usb usb2: Manufacturer: Linux 5.10.169-cip26 xhci-hcd [ 4.028391] usb usb2: SerialNumber: 0000:00:10.0 [ 4.033607] hub 2-0:1.0: USB hub found [ 4.037443] hub 2-0:1.0: 4 ports detected [ 4.042195] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM. [ 4.050379] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 [ 4.058646] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.065877] usb usb3: Product: xHCI Host Controller [ 4.070815] usb usb3: Manufacturer: Linux 5.10.169-cip26 xhci-hcd [ 4.076918] usb usb3: SerialNumber: 0000:00:10.0 [ 4.082300] hub 3-0:1.0: USB hub found [ 4.086124] hub 3-0:1.0: 4 ports detected [ 4.090902] usbcore: registered new interface driver usblp [ 4.096446] usbcore: registered new interface driver usb-storage [ 4.102738] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers [ 4.111716] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 [ 4.118508] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 4.129955] i8042: Warning: Keylock active [ 4.134279] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.140464] rtc_cmos 00:01: RTC can wake from S4 [ 4.146126] rtc_cmos 00:01: registered as rtc0 [ 4.150723] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs [ 4.158312] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com [ 4.166880] sdhci: Secure Digital Host Controller Interface driver [ 4.167056] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 [ 4.173068] sdhci: Copyright(c) Pierre Ossman [ 4.186122] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1) [ 4.196255] usb 1-1: new high-speed USB device number 2 using ehci-pci [ 4.300400] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit [ 4.307456] usb 2-4: new high-speed USB device number 2 using xhci_hcd [ 4.311343] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1) [ 4.321902] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage [ 4.329111] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA [ 4.333665] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18 [ 4.335678] hid: raw HID events driver (C) Jiri Kosina [ 4.343647] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.344883] hub 1-1:1.0: USB hub found [ 4.349785] usbcore: registered new interface driver usbhid [ 4.356406] hub 1-1:1.0: 4 ports detected [ 4.359711] usbhid: USB HID core driver [ 4.364483] cros_ec_lpcs GOOG0004:00: Chrome EC device registered [ 4.380699] snd_hda_intel 0000:00:01.1: Force to non-snoop mode [ 4.387106] netem: version 1.3 [ 4.390906] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.397055] IPv4 over IPsec tunneling driver [ 4.402399] Initializing XFRM netlink socket [ 4.402642] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up [ 4.407404] NET: Registered protocol family 10 [ 4.418902] Segment Routing with IPv6 [ 4.423566] NET: Registered protocol family 17 [ 4.428203] Key type dns_resolver registered [ 4.432485] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending. [ 4.441228] microcode: CPU0: patch_level=0x06006705 [ 4.446179] microcode: CPU1: patch_level=0x06006705 [ 4.451357] microcode: Microcode Update Driver: v2.2. [ 4.451367] IPI shorthand broadcast: enabled [ 4.460898] sched_clock: Marking stable (4431442362, 29249506)->(4488130412, -27438544) [ 4.469231] registered taskstats version 1 [ 4.473356] Loading compiled-in X.509 certificates [ 4.480044] PM: Magic number: 11:88:1002 [ 4.484641] system 00:04: hash matches [ 4.488650] printk: console [netcon0] enabled [ 4.493035] netconsole: network logging started [ 4.498209] acpi_cpufreq: overriding BIOS provided _PSD data [ 4.503926] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.512111] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.519255] usb 2-4: Product: USB 10/100/1000 LAN [ 4.524041] usb 2-4: Manufacturer: Realtek [ 4.528149] usb 2-4: SerialNumber: 001000001 [ 4.656215] usb 1-1.1: new high-speed USB device number 3 using ehci-pci [ 4.664382] usb 2-4: reset high-speed USB device number 2 using xhci_hcd [ 4.775976] usb 1-1.1: New USB device found, idVendor=05c8, idProduct=03d1, bcdDevice= 1.03 [ 4.784352] usb 1-1.1: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [ 4.791676] usb 1-1.1: Product: HP TrueVision HD Camera [ 4.796916] usb 1-1.1: Manufacturer: Foxlink [ 4.801199] usb 1-1.1: SerialNumber: 0x0001 [ 4.883985] usb 1-1.2: new full-speed USB device number 4 using ehci-pci [ 4.911626] r8152 2-4:1.0: load rtl8153b-2 v1 10/23/19 successfully [ 4.975883] r8152 2-4:1.0 eth0: v1.11.11 [ 4.982081] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01 [ 4.990439] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.860039] mmc1: new HS200 MMC card at address 0001 [ 5.866072] mmcblk1: mmc1:0001 hA8aP> 14.7 GiB [ 5.870832] mmcblk1boot0: mmc1:0001 hA8aP> partition 1 4.00 MiB [ 5.876984] mmcblk1boot1: mmc1:0001 hA8aP> partition 2 4.00 MiB [ 5.883289] mmcblk1rpmb: mmc1:0001 hA8aP> partition 3 16.0 MiB, chardev (246:0) [ 5.898118] mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 [ 6.591020] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 6.592413] r8152 2-4:1.0 eth0: carrier on [ 6.602984] Sending DHCP requests .., OK [ 9.424182] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.12 [ 9.432190] IP-Config: Complete: [ 9.435427] device=eth0, hwaddr=00:e0:4c:75:03:5c, ipaddr=192.168.201.12, mask=255.255.255.0, gw=192.168.201.1 [ 9.445855] host=hp-11A-G6-EE-grunt-cbg-0, domain=lava-rack, nis-domain=(none) [ 9.453506] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 9.453509] nameserver0=192.168.201.1 [ 9.465078] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 9.477334] modprobe (81) used greatest stack depth: 14208 bytes left [ 9.484687] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 9.491622] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 9.495041] ALSA device list: [ 9.500338] cfg80211: failed to load regulatory.db [ 9.503261] No soundcards found. [ 9.511951] dw-apb-uart AMD0020:00: forbid DMA for kernel console [ 9.522379] Freeing unused kernel image (initmem) memory: 2012K [ 9.534327] Write protecting the kernel read-only data: 28672k [ 9.541749] Freeing unused kernel image (text/rodata gap) memory: 2028K [ 9.548521] Freeing unused kernel image (rodata/data gap) memory: 208K [ 9.555058] Run /init as init process [ 9.565724] cat (91) used greatest stack depth: 14024 bytes left Loading, please wait... Starting version 247.3-7+deb11u1[ 9.589496] systemd-udevd (103) used greatest stack depth: 13800 bytes left [ 9.669753] udevadm (105) used greatest stack depth: 13744 bytes left [ 9.911931] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. Begin: Loading essential drivers ... done. Begin: Running /scripts/init-premount ... done. Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done. Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available Device /sys/class/net/eth0 found done. IP-Config: eth0 hardware address 00:e0:4c:75:03:5c mtu 1500 DHCP IP-Config: eth0 complete (dhcp from 192.168.201.1): address: 192.168.201.12 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : hp-11A-G6-EE-grunt-cbg-0 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : [ 10.255736] nfsmount (144) 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 [ 11.513723] 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) [ 11.549410] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 11 (bullseye)! [ 11.584182] systemd[1]: Set hostname to . [ 12.352108] systemd[1]: Queued start job for default target Graphical Interface. [ 12.363398] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 12.375910] systemd[1]: Created slice system-modprobe.slice. [ OK ] Created slice system-modprobe.slice. [ 12.391050] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 12.406852] systemd[1]: Created slice User and Session Slice. [ OK ] Created slice User and Session Slice. [ 12.422764] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password …ts to Console Directory Watch. [ 12.439626] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password R…uests to Wall Directory Watch. [ 12.457416] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary…s File System Automount Point. [ 12.476434] systemd[1]: Reached target Local Encrypted Volumes. [ OK ] Reached target Local Encrypted Volumes. [ 12.491414] systemd[1]: Reached target Paths. [ OK ] Reached target Paths. [ 12.502376] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 12.517372] systemd[1]: Reached target Slices. [ OK ] Reached target Slices. [ 12.528383] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 12.538794] systemd[1]: Listening on initctl Compatibility Named Pipe. [ OK ] Listening on initctl Compatibility Named Pipe. [ 12.555373] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 12.568315] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 12.583940] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 12.596265] systemd[1]: Listening on Network Service Netlink Socket. [ OK ] Listening on Network Service Netlink Socket. [ 12.613152] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 12.627813] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 12.641679] systemd[1]: Mounting Huge Pages File System... Mounting Huge Pages File System... [ 12.656328] systemd[1]: Mounting POSIX Message Queue File System... Mounting POSIX Message Queue File System... [ 12.674373] systemd[1]: Mounting Kernel Debug File System... Mounting Kernel Debug File System... [ 12.690369] systemd[1]: Mounting Kernel Trace File System... Mounting Kernel Trace File System... [ 12.715494] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting Create list of st…odes for the current kernel... [ 12.738338] systemd[1]: Starting Load Kernel Module configfs... Starting Load Kernel Module configfs... [ 12.755496] systemd[1]: Starting Load Kernel Module drm... Starting Load Kernel Module drm... [ 12.778748] systemd[1]: Starting Load Kernel Module fuse... Starting Load Kernel Module fuse... [ 12.819752] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 12.829172] fuse: init (API version 7.32) [ 12.835578] systemd[1]: Starting Journal Service... Starting Journal Service... [ 12.852391] systemd[1]: Starting Load Kernel Modules... Starting Load Kernel Modules... [ 12.866602] systemd[1]: Starting Remount Root and Kernel File Systems... Starting Remount Root and Kernel File Systems... [ 12.889335] systemd[1]: Starting Coldplug All udev Devices... Starting Coldplug All udev Devices... [ 12.910935] systemd[1]: Mounted Huge Pages File System. [ OK ] Mounted Huge Pages File System. [ 12.924169] systemd[1]: Mounted POSIX Message Queue File System. [ OK ] Mounted POSIX Message Queue File System. [ 12.938735] systemd[1]: Mounted Kernel Debug File System. [ OK ] Mounted Kernel Debug File System. [ 12.950930] systemd[1]: Mounted Kernel Trace File System. [ OK ] Mounted Kernel Trace File System. [ 12.969024] systemd[1]: Finished Create list of static device nodes for the current kernel. [ OK ] Finished Create list of st… nodes for the current kernel. [ 12.989539] systemd[1]: modprobe@configfs.service: Succeeded. [ 12.996191] systemd[1]: Finished Load Kernel Module configfs. [ OK ] Finished Load Kernel Module configfs. [ 13.012754] systemd[1]: modprobe@drm.service: Succeeded. [ 13.019063] systemd[1]: Finished Load Kernel Module drm. [ OK ] Finished Load Kernel Module drm. [ 13.034458] systemd[1]: modprobe@fuse.service: Succeeded. [ 13.040592] systemd[1]: Finished Load Kernel Module fuse. [ OK ] Finished Load Kernel Module fuse. [ 13.054367] systemd[1]: Finished Load Kernel Modules. [ OK ] Finished Load Kernel Modules. [ 13.069769] systemd[1]: Finished Remount Root and Kernel File Systems. [ OK ] Finished Remount Root and Kernel File Systems. [ 13.090253] systemd[1]: Mounting FUSE Control File System... Mounting FUSE Control File System... [ 13.108343] systemd[1]: Mounting Kernel Configuration File System... Mounting Kernel Configuration File System... [ 13.129206] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 13.143834] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 13.156697] systemd[1]: Starting Load/Save Random Seed... Starting Load/Save Random Seed... [ 13.174060] systemd[1]: Starting Apply Kernel Variables... Starting Apply Kernel Variables... [ 13.191088] systemd[1]: Starting Create System Users... Starting Create System Users... [ 13.208947] systemd[1]: Mounted FUSE Control File System. [ OK ] Mounted FUSE Control File System. [ 13.226951] systemd[1]: Mounted Kernel Configuration File System. [ OK ] Mounted Kernel Configuration File System. [ 13.243943] systemd[1]: Finished Load/Save Random Seed. [ OK ] Finished Load/Save Random Seed. [ 13.259849] systemd[1]: Finished Apply Kernel Variables. [ OK ] Finished Apply Kernel Variables. [ 13.277812] systemd[1]: Condition check resulted in First Boot Complete being skipped. [ 13.353283] systemd[1]: Finished Create System Users. [ OK ] Finished Create System Users. [ 13.368523] systemd[1]: Starting Create Static Device Nodes in /dev... Starting Create Static Device Nodes in /dev... [ 13.425450] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 13.482452] systemd-tmpfile (190) used greatest stack depth: 12528 bytes left [ OK ] Finished Create Static Device Nodes in /dev. [ 13.500780] systemd-journald[180]: Received client request to flush runtime journal. [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Rule-based Manage…for Device Events and Files... [ OK ] Finished Coldplug All udev Devices. [ OK ] Finished Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Rule-based Manager for Device Events and Files. Starting Network Service... [ OK ] Found device /dev/ttyS0. [ OK ] Started Network Service. [ OK ] Finished Create Volatile Files and Directories. [ OK ] Listening on Load/Save RF …itch Status /dev/rfkill Watch. Starting Network Name Resolution... Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Finished Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] 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 ] 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 ] Finished Permit User Sessions. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Started User Login Management. [ OK ] Reached target Multi-User System. [ OK ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots. [ 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 5.10.169-cip26 #1 SMP Wed Feb 22 18:34:03 UTC 2023 x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9283722/extract-nfsrootfs-qt0_01sr' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/9283722/extract-nfsrootfs-qt0_01sr' / # 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-9283722/environment . /lava-9283722/environment / # /lava-9283722/bin/lava-test-runner /lava-9283722/0 /lava-9283722/bin/lava-test-runner /lava-9283722/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-9283722/0/tests/0_timesync-off ++ cat uuid + UUID=9283722_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-9283722/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=9283722_1.5.2.3.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.167-cip26-192-ga2cd4acb16b2/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/ -n 1 -i 1 INFO: Generating a skipfile based on /lava-9283722/0/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: install_deps skipped --2023-02-22 19:57:59-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.167-cip26-192-ga2cd4acb16b2/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: 3322000 (3.2M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 46.39K 163KB/s kselftest.tar.xz 6%[> ] 216.08K 379KB/s kselftest.tar.xz 25%[====> ] 819.89K 906KB/s kselftest.tar.xz 62%[===========> ] 1.98M 1.73MB/s kselftest.tar.xz 97%[==================> ] 3.07M 2.29MB/s kselftest.tar.xz 100%[===================>] 3.17M 2.21MB/s in 1.4s 2023-02-22 19:58:01 (2.21 MB/s) - 'kselftest.tar.xz' saved [3322000/3322000] skiplist: ======================================== breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait ======================================== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ============== Tests to run =============== lkdtm:PANIC.sh lkdtm:BUG.sh lkdtm:WARNING.sh lkdtm:WARNING_MESSAGE.sh lkdtm:EXCEPTION.sh lkdtm:LOOP.sh lkdtm:EXHAUST_STACK.sh lkdtm:CORRUPT_STACK.sh lkdtm:CORRUPT_STACK_STRONG.sh lkdtm:CORRUPT_LIST_ADD.sh lkdtm:CORRUPT_LIST_DEL.sh lkdtm:STACK_GUARD_PAGE_LEADING.sh lkdtm:STACK_GUARD_PAGE_TRAILING.sh lkdtm:UNSET_SMEP.sh lkdtm:DOUBLE_FAULT.sh lkdtm:CORRUPT_PAC.sh lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh lkdtm:OVERWRITE_ALLOCATION.sh lkdtm:WRITE_AFTER_FREE.sh lkdtm:READ_AFTER_FREE.sh lkdtm:WRITE_BUDDY_AFTER_FREE.sh lkdtm:READ_BUDDY_AFTER_FREE.sh lkdtm:SLAB_FREE_DOUBLE.sh lkdtm:SLAB_FREE_CROSS.sh lkdtm:SLAB_FREE_PAGE.sh lkdtm:SOFTLOCKUP.sh lkdtm:HARDLOCKUP.sh lkdtm:SPINLOCKUP.sh lkdtm:HUNG_TASK.sh lkdtm:EXEC_DATA.sh lkdtm:EXEC_STACK.sh lkdtm:EXEC_KMALLOC.sh lkdtm:EXEC_VMALLOC.sh lkdtm:EXEC_RODATA.sh lkdtm:EXEC_USERSPACE.sh lkdtm:EXEC_NULL.sh lkdtm:ACCESS_USERSPACE.sh lkdtm:ACCESS_NULL.sh lkdtm:WRITE_RO.sh lkdtm:WRITE_RO_AFTER_INIT.sh lkdtm:WRITE_KERN.sh lkdtm:REFCOUNT_INC_OVERFLOW.sh lkdtm:REFCOUNT_ADD_OVERFLOW.sh lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh lkdtm:REFCOUNT_DEC_ZERO.sh lkdtm:REFCOUNT_DEC_NEGATIVE.sh lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh lkdtm:REFCOUNT_INC_ZERO.sh lkdtm:REFCOUNT_ADD_ZERO.sh lkdtm:REFCOUNT_INC_SATURATED.sh lkdtm:REFCOUNT_DEC_SATURATED.sh lkdtm:REFCOUNT_ADD_SATURATED.sh lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh lkdtm:REFCOUNT_TIMING.sh lkdtm:ATOMIC_TIMING.sh lkdtm:USERCOPY_HEAP_SIZE_TO.sh lkdtm:USERCOPY_HEAP_SIZE_FROM.sh lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh lkdtm:USERCOPY_STACK_FRAME_TO.sh lkdtm:USERCOPY_STACK_FRAME_FROM.sh lkdtm:USERCOPY_STACK_BEYOND.sh lkdtm:USERCOPY_KERNEL.sh lkdtm:STACKLEAK_ERASING.sh lkdtm:CFI_FORWARD_PROTO.sh ===========End Tests to run =============== [ 31.305190] 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 [ 31.604754] lkdtm: Performing direct entry BUG [ 31.609353] ------------[ cut here ]------------ [ 31.614023] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 31.619328] invalid opcode: 0000 [#1] SMP NOPTI [ 31.623855] CPU: 0 PID: 613 Comm: cat Tainted: G W 5.10.169-cip26 #1 [ 31.631497] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 31.637410] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 31.641327] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 31.660061] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 31.665278] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 31.672398] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 31.679519] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 31.686639] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 31.693760] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 31.700882] FS: 00007f5c0a1be580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 31.708957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.714692] CR2: 00007f5c09f8d000 CR3: 0000000101fb4000 CR4: 00000000001506f0 [ 31.721813] Call Trace: [ 31.724259] direct_entry.cold+0x2c/0x38 [ 31.728177] full_proxy_write+0x56/0x80 [ 31.732008] vfs_write+0xea/0x3a0 [ 31.735316] ksys_write+0x68/0xf0 [ 31.738626] do_syscall_64+0x33/0x40 [ 31.742197] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 31.747239] RIP: 0033:0x7f5c0a09a833 [ 31.750808] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 31.769542] RSP: 002b:00007fffa3b38038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 31.777098] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5c0a09a833 [ 31.784220] RDX: 0000000000000004 RSI: 00007f5c09f8d000 RDI: 0000000000000001 [ 31.791340] RBP: 00007f5c09f8d000 R08: 00007f5c09f8c010 R09: 0000000000000000 [ 31.798461] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 31.805582] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 31.812707] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 31.825236] ---[ end trace 838c833b863e5edb ]--- [ 31.829890] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 31.833892] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 31.852671] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 31.857981] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 31.865143] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 31.872302] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 31.879442] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 31.886569] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 31.893726] FS: 00007f5c0a1be580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 31.901822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.907562] CR2: 00007f5c09f8d000 CR3: 0000000101fb4000 CR4: 00000000001506f0 # Segmentation fault # [ 31.604754] lkdtm: Performing direct entry BUG # [ 31.609353] ------------[ cut here ]------------ # [ 31.614023] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 31.619328] invalid opcode: 0000 [#1] SMP NOPTI # [ 31.623855] CPU: 0 PID: 613 Comm: cat Tainted: G W 5.10.169-cip26 #1 # [ 31.631497] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 31.637410] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 31.641327] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 31.660061] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 31.665278] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 31.672398] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 31.679519] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 31.686639] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 31.693760] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 31.700882] FS: 00007f5c0a1be580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 31.708957] CS:[ 32.039377] lkdtm: Performing direct entry WARNING 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 31.714692] CR2: 00007f5c09f8d000 CR3: 0000000101fb4000 CR4: 00000000001506f0 # [ 31.721813] Call Trace: # [ 31.724259] direct_entry.cold+0x2c/0x38 # [ 31.728177] full_proxy_write+0x56/0x80 #[ 32.050272] ------------[ cut here ]------------ [ 31.732008] vfs_write+0xea/0x3a0 # [ 31.735316] ksys_write+0x68/0xf0 # [ 31.738626] do_syscall_64+0x33/0x40 # [ 31.742197] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 31.747239] RIP: 0033:0x7f5c0a09a833 # [ 31.750808] Code: 8b 15 61[ 32.077014] WARNING: CPU: 0 PID: 649 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 31.769542] RSP: 002b:00007fffa3b38038 EFLAGS: 00000246 ORIG_RAX[ 32.107643] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify : 0000000000000001 # [ 31.777098] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5c0a09a833 # [ 31.784220] RDX: 0000000000000004 RSI: 00007f5c09f8d000 RDI: 0000000000000001 # [ 31.791340] RBP: 00007f5c09f8d000 R08: 00007f5c09f8c010 R09: 00[ 32.142221] CPU: 0 PID: 649 Comm: cat Tainted: G D W 5.10.169-cip26 #1 00000000000000 # [ 31.798461] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 31.805582] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 31.812707] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec[ 32.172050] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 _lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 31.825236] ---[ end trace 838c833b863e5edb ]--- # [ 31.829890] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 31.833892] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 e[ 32.200186] RIP: 0010:lkdtm_WARNING+0x13/0x20 a ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 31.852671] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 31.857981] RAX: ffffffffa2ae4d50 RBX: 0000000000000[ 32.226822] 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 00 39 92 02 01 75 05 e9 8d fb 91 00 <0f> 0b e9 86 fb 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 38 001 RCX: 0000000000000000 # [ 31.865143] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 31.872302] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 31.879442] R10: 00000000ffffe000 R11: 3fffffffffffffff [ 32.267648] RSP: 0018:ffffa690c088be60 EFLAGS: 00010202 R12: 0000000000000004 # [ 31.886569] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 31.893726] FS: 00007f5c0a1be580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 31.901822] CS: 0010 DS: 0000 ES: 0000 CR0: 0000[ 32.295141] RAX: ffffffffa2ae4d60 RBX: 0000000000000002 RCX: 0000000000000000 000080050033 # [ 31.907562] CR2: 00007f5c09f8d000 CR3: 0000000101fb4000 CR4: 00000000001506f0 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh [ 32.324390] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1120 [ 32.348217] RBP: ffffffffa3cb1e77 R08: 0000000000000000 R09: 0000000000000000 [ 32.355366] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 [ 32.362539] R13: ffffa690c088bf10 R14: ffffa690c088bf10 R15: ffff8d828328d000 [ 32.369684] FS: 00007f94f5a8d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 32.377809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.383571] CR2: 00007f94f585d000 CR3: 0000000104f5a000 CR4: 00000000001506f0 [ 32.390728] Call Trace: [ 32.393203] direct_entry.cold+0x2c/0x38 [ 32.397146] full_proxy_write+0x56/0x80 [ 32.401001] vfs_write+0xea/0x3a0 [ 32.404349] ksys_write+0x68/0xf0 [ 32.407683] do_syscall_64+0x33/0x40 [ 32.411302] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 32.416369] RIP: 0033:0x7f94f596a833 [ 32.420014] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 32.438805] RSP: 002b:00007fff42e58618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 32.446424] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f94f596a833 [ 32.453604] RDX: 0000000000000008 RSI: 00007f94f585d000 RDI: 0000000000000001 [ 32.460858] RBP: 00007f94f585d000 R08: 00007f94f585c010 R09: 0000000000000000 [ 32.468035] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 32.475206] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 32.482402] irq event stamp: 0 [ 32.485502] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 32.491818] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 32.500047] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 32.508274] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 32.514588] ---[ end trace 838c833b863e5edc ]--- # [ 32.039377] lkdtm: Performing direct entry WARNING # [ 32.050272] ------------[ cut here ]------------ # [ 32.077014] WARNING: CPU: 0 PID: 649 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 32.107643] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 32.142221] CPU: 0 PID: 649 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 32.172050] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 32.200186] RIP: 0010:lkdtm_WARNING+0x13/0x20 # [ 32.226822] 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 00 39 92 02 01 75 05 e9 8d fb 91 00 <0f> 0b e9 86 fb 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 38 # [ 32.267648] RSP: 0018:ffffa690c088be60 EFLAGS: 00010202 # [ 32.295141] RAX: ffffffffa2ae4d60 RBX: 0000000000000002 RCX: 0000000000000000 # [ 32.324390] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1120 # [ 32.348217] RBP: ffffffffa3cb1e77 R08: 0000000000000000 R09: 0000000000000000 # [ 32.355366] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 32.362539] R13: ffffa690c088bf10 R14: ffffa690c088bf10 R15: ffff8d828328d000 # [ 32.369684] FS: 00007f94f5a8d580(0000) GS:ffff8d82aac00000(0000[ 32.642771] lkdtm: Performing direct entry WARNING_MESSAGE ) knlGS:0000000000000000 # [ 32.377809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 32.383571] CR2: 00007f94f585d000 CR3: 0000000104f5a000 CR4: 00000000001506f0 # [ 32.390728] Call Trace: # [ 32.393203] direct_entry.cold+0x2c/0x38 #[ 32.659913] ------------[ cut here ]------------ [ 32.397146] full_proxy_write+0x56/0x80 # [ 32.401001] vfs_write+0xea/0x3a0 # [ 32.404349] ksys_write+0x68/0xf0 # [ 32.407683] do_syscall_64+0x33/0x40 # [ 32.411302] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 32.416369] RIP: 0033:0[ 32.686713] Warning message trigger count: 2 x7f94f596a833 # [ 32.420014] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 32.438805] RSP: 0[ 32.713223] WARNING: CPU: 0 PID: 684 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 02b:00007fff42e58618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 32.446424] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f94f596a833 # [ 32.453604] RDX: 0000000000000008 RSI: 00007f94f585d000 RDI: 0000000000000001 # [ 32.460858] RBP: [ 32.744443] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 00007f94f585d000 R08: 00007f94f585c010 R09: 0000000000000000 # [ 32.468035] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 32.475206] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 32.482402] irq event[ 32.779042] CPU: 0 PID: 684 Comm: cat Tainted: G D W 5.10.169-cip26 #1 stamp: 0 # [ 32.485502] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 32.491818] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 32.500047] softirqs last enabled at (0): [] copy_p[ 32.808910] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 rocess+0x664/0x1cb0 # [ 32.508274] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 32.514588] ---[ end trace 838c833b863e5edc ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh [ 32.837094] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 [ 32.864227] Code: 86 fb 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 38 92 02 48 c7 c7 d8 23 cb a3 8d 70 01 89 35 d1 38 92 02 e8 a2 aa 62 00 <0f> 0b e9 59 fb 91 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 [ 32.883055] RSP: 0018:ffffa690c0923e60 EFLAGS: 00010286 [ 32.888319] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 32.895545] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 32.902726] RBP: ffffffffa3cb1e7f R08: 0000000000000000 R09: 0000000000000000 [ 32.909890] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 [ 32.917066] R13: ffffa690c0923f10 R14: ffffa690c0923f10 R15: ffff8d8283e8e000 [ 32.924217] FS: 00007f65a2b7f580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 32.932323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.938083] CR2: 00007f65a294d000 CR3: 00000001059fe000 CR4: 00000000001506f0 [ 32.945238] Call Trace: [ 32.947710] direct_entry.cold+0x2c/0x38 [ 32.951660] full_proxy_write+0x56/0x80 [ 32.955518] vfs_write+0xea/0x3a0 [ 32.958862] ksys_write+0x68/0xf0 [ 32.962200] do_syscall_64+0x33/0x40 [ 32.965809] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 32.970886] RIP: 0033:0x7f65a2a5a833 [ 32.974500] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 32.993266] RSP: 002b:00007fff14f78f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 33.000879] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f65a2a5a833 [ 33.008027] RDX: 0000000000000010 RSI: 00007f65a294d000 RDI: 0000000000000001 [ 33.015217] RBP: 00007f65a294d000 R08: 00007f65a294c010 R09: 0000000000000000 [ 33.022366] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 33.029540] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 33.036690] irq event stamp: 0 [ 33.039808] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 33.046116] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 33.054357] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 33.062598] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 33.068910] ---[ end trace 838c833b863e5edd ]--- # [ 32.642771] lkdtm: Performing direct entry WARNING_MESSAGE # [ 32.659913] ------------[ cut here ]------------ # [ 32.686713] Warning message trigger count: 2 # [ 32.713223] WARNING: CPU: 0 PID: 684 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 32.744443] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 32.779042] CPU: 0 PID: 684 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 32.808910] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 32.837094] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 32.864227] Code: 86 fb 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 e1 38 92 02 48 c7 c7 d8 23 cb a3 8d 70 01 89 35 d1 38 92 02 e8 a2 aa 62 00 <0f> 0b e9 59 fb 91 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 # [ 32.883055] RSP: 0018:ffffa690c0923e60 EFLAGS: 00010286 # [ 32.888319] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 32.895545] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 32.902726] RBP: ffffffffa3cb1e7f R08: 0000000000000000 R09: 0000000000000000 # [ 32.909890] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 # [ 32.917066] R13: ffffa690c0923f10 R14: ffffa690c0923f10 R15: ffff8d8283e8e000 # [ 32.924217] FS: 00007f65a2b7f580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 32.932323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 32.938083] CR2: 00007f65[ 33.203624] lkdtm: Performing direct entry EXCEPTION a294d000 CR3: 00000001059fe000 CR4: 00000000001506f0 # [ 32.945238] Call Trace: # [ 32.947710] direct_entry.cold+0x2c/0x38 # [ 32.951660] full_proxy_write+0x56/0x80 # [ 32.955518] vfs_write+0xea/0x3a0 # [ 32.958862] ksys_write+0x68/0xf0 [ 33.229445] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 33.258529] #PF: supervisor write access in kernel mode # [ 32.962200] do_syscall_64+0x33/0x40 # [ 32.965809] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 32.970886] RIP: 0033:0x7f65a2a5a833 # [ 32.974500] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00[ 33.263743] #PF: error_code(0x0002) - not-present page 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 # [ 32.993266] RSP: 002b:00007fff14f78f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 33.000879] RAX: ffffffffffffffda RBX: 00000000000000[ 33.291056] PGD 0 P4D 0 10[ RCX: 00007f65a2a5a833 # [ 33.008027] RDX: 0000000000000010 RSI: 00007f65a294d000 RDI: 0000000000000001 # [ 33.015217] RBP: 00007f65a294d000 R08: 00007f65a294c010 R09: 0000000000000000 # [ 33.022366] R10: fffffffffffffbc5 R11: 0000000000000246 R 33.315772] Oops: 0002 [#2] SMP NOPTI 12: 0000000000000001 # [ 33.029540] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 33.036690] irq event stamp: 0 # [ 33.039808] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 33.046116] hardirqs last disabled[ 33.341618] CPU: 0 PID: 716 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 33.371446] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 at (0): [] copy_process+0x664/0x1cb0 # [ 33.054357] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 33.062598] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 33.068910] ---[ end tra[ 33.377360] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 ce[ 838c833b863e5edd ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh 33.403974] Code: 48 c7 c7 d8 23 cb a3 8d 70 01 89 35 d1 38 92 02 e8 a2 aa 62 00 0f 0b e9 59 fb 91 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 3b fb 91 00 66 66 2e 0f 1f 84 [ 33.435625] RSP: 0018:ffffa690c0983e60 EFLAGS: 00010282 [ 33.440843] RAX: ffffffffa2ae4db0 RBX: 0000000000000004 RCX: 0000000000000000 [ 33.447964] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1140 [ 33.455084] RBP: ffffffffa3be6c47 R08: 0000000000000000 R09: 0000000000000000 [ 33.462205] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 33.469326] R13: ffffa690c0983f10 R14: ffffa690c0983f10 R15: ffff8d8281fc7000 [ 33.476449] FS: 00007f78dfd95580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 33.484527] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.490262] CR2: 0000000000000000 CR3: 0000000104ecc000 CR4: 00000000001506f0 [ 33.497384] Call Trace: [ 33.499833] direct_entry.cold+0x2c/0x38 [ 33.503751] full_proxy_write+0x56/0x80 [ 33.507582] vfs_write+0xea/0x3a0 [ 33.510891] ksys_write+0x68/0xf0 [ 33.514204] do_syscall_64+0x33/0x40 [ 33.517774] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 33.522819] RIP: 0033:0x7f78dfca2833 [ 33.526389] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 33.545124] RSP: 002b:00007ffd75d130d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 33.552682] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f78dfca2833 [ 33.559804] RDX: 000000000000000a RSI: 00007f78dfb95000 RDI: 0000000000000001 [ 33.566924] RBP: 00007f78dfb95000 R08: 00007f78dfb94010 R09: 0000000000000000 [ 33.574045] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 33.581166] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 33.588292] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 33.600711] CR2: 0000000000000000 [ 33.604153] ---[ end trace 838c833b863e5ede ]--- [ 33.608820] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 33.612758] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 33.631608] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 33.636854] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 33.644066] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 33.651256] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 33.658464] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 33.665641] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 33.672829] FS: 00007f78dfd95580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 33.680951] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.686748] CR2: 0000000000000000 CR3: 0000000104ecc000 CR4: 00000000001506f0 [ 34.141864] lkdtm: Performing direct entry CORRUPT_LIST_ADD # Killed # [ 33.203624] lkdtm: Performing direct entry EXCEPTION # [ 33.229445] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 33.258529] #PF: supervisor write access in kernel mode # [ 33.263743] #PF: error_code(0x0002) - [ 34.147463] lkdtm: attempting good list addition not-present page # [ 33.291056] PGD 0 P4D 0 # [ 33.315772] Oops: 0002 [#2] SMP NOPTI # [ 33.341618] CPU: 0 PID: 716 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 33.371446] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [[ 34.174241] lkdtm: attempting corrupted list addition 33.377360] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 33.403974] Code: 48 c7 c7 d8 23 cb a3 8d 70 01 89 35 d1 38 92 02 e8 a2 aa 62 00 0f 0b e9 59 fb 91 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 3b fb 91 00 66 66 2[ 34.201501] lkdtm: list_add() corruption not detected! e 0f 1f 84 # [ 33.435625] RSP: 0018:ffffa690c0983e60 EFLAGS: 00010282 # [ 33.440843] RAX: ffffffffa2ae4db0 RBX: 0000000000000004 RCX: 0000000000000000 # [ 33.447964] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1140 # [ 33.455084] RBP: ffffffffa3be6c47 R08: 0000000000000000 R09: 0000000000000000 # [ 33.462205] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 33.469326] R13: ffffa690c0983f10 R14: ffffa690c0983f10 R15: ffff8d8281fc7000 # [ 33.476449] FS: 00007f78dfd95580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 33.484527] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 33.490262] CR2: 0000000000000000 CR3: 0000000104ecc000 CR4: 00000000001506f0 # [ 33.497384] Call Trace: # [ 33.499833] direct_entry.cold+0x2c/0x38 # [ 33.503751] full_proxy_write+0x56/0x80 # [ 33.507582] vfs_write+0xea/0x3a0 # [ 33.510891] ksys_write+0x68/0xf0 # [ 33.514204] do_syscall_64+0x33/0x40 # [ 33.517774] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 33.522819] RIP: 0033:0x7f78dfca2833 # [ 33.526389] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 33.545124] RSP: 002b:00007ffd75d130d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 33.552682] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f78dfca2833 # [ 33.559804] RDX: 000000000000000a RSI: 00007f78dfb[ 34.343245] lkdtm: Performing direct entry CORRUPT_LIST_DEL 95000 RDI: 0000000000000001 # [ 33.566924] RBP: 00007f78dfb95000 R08: 00007f78dfb94010 R09: 0000000000000000 # [ 33.574045] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 33.581166] R13: 0000000000000001 R14: 000000000002000[ 34.367482] lkdtm: attempting good list removal 0 R15: 0000000000020000 # [ 33.588292] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 33.600711] CR2: 0000000000000000 # [ 33.604153] ---[ end trace 838c833b863e5e[ 34.394205] lkdtm: attempting corrupted list removal de ]--- # [ 33.608820] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 33.612758] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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[ 34.421344] lkdtm: list_del() corruption not detected! 3 05 00 39 92 02 # [ 33.631608] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 33.636854] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 33.644066] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 33.651256] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 33.658464] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 33.665641] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 33.672829] FS: 00007f78dfd95580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 33.680951] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 33.686748] CR2: 0000000000000000 CR3: 0000000104ecc000 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 # [ 34.141864] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 34.147463] lkdtm: attempting good list addition[ 34.562792] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 34.174241] lkdtm: attempting corrupted list addition # [ 34.201501] 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[ 34.588016] lkdtm: attempting bad read from page below current stack tm: CORRUPT_LIST_DEL.sh # [ 34.343245] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 34.367482] lkdtm: attempting good list removal # [ 34.394205] lkdtm: attempting corrupted list removal # [ 34.421344] lkdtm: list_del() corruption not de[ 34.616580] BUG: stack guard page was hit at 00000000993bcc17 (stack is 000000007fe2e5d1..0000000000b3b9eb) 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 [ 34.648452] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI [ 34.669870] CPU: 0 PID: 941 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 34.677511] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 34.683427] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a [ 34.689251] Code: 93 2c 00 0f 1f 44 00 00 53 48 c7 c7 78 27 cb a3 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 04 9d fd ff 48 c7 c7 b8 27 cb a3 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 ea 9c fd ff 0f 1f 44 [ 34.707988] RSP: 0018:ffffa690c0c9be50 EFLAGS: 00010246 [ 34.713206] RAX: 0000000000000038 RBX: ffffa690c0c98000 RCX: 0000000000000000 [ 34.720328] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa3cb27b8 [ 34.727451] RBP: ffffffffa3cb1ee2 R08: 0000000000000000 R09: 0000000000000000 [ 34.734572] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 [ 34.741693] R13: ffffa690c0c9bf10 R14: ffffa690c0c9bf10 R15: ffff8d8283abc000 [ 34.748816] FS: 00007fea3ec25580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 34.756893] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.762628] CR2: ffffa690c0c97fff CR3: 00000001059c6000 CR4: 00000000001506f0 [ 34.769748] Call Trace: [ 34.772195] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 [ 34.776719] direct_entry.cold+0x2c/0x38 [ 34.780637] full_proxy_write+0x56/0x80 [ 34.784467] vfs_write+0xea/0x3a0 [ 34.787777] ksys_write+0x68/0xf0 [ 34.791089] do_syscall_64+0x33/0x40 [ 34.794661] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 34.799705] RIP: 0033:0x7fea3eb32833 [ 34.803276] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 34.822011] RSP: 002b:00007ffcddf0b488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 34.829568] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fea3eb32833 [ 34.836689] RDX: 0000000000000019 RSI: 00007fea3ea25000 RDI: 0000000000000001 [ 34.843809] RBP: 00007fea3ea25000 R08: 00007fea3ea24010 R09: 0000000000000000 [ 34.850931] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 34.858052] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 34.865179] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 34.877603] ---[ end trace 838c833b863e5edf ]--- [ 34.882215] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 34.886130] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 34.904865] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 34.910082] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 34.917204] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 34.924326] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 34.931446] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 34.938568] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 34.945689] FS: 00007fea3ec25580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 34.953765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.959500] CR2: ffffa690c0c97fff CR3: 00000001059c6000 CR4: 00000000001506f0 [ 34.966624] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 34.975479] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 941, name: cat [ 34.982947] INFO: lockdep is turned off. [ 34.986860] irq event stamp: 0 [ 34.989908] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 34.996165] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 35.004330] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 35.012493] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 35.018749] CPU: 0 PID: 941 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 35.026391] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 35.032299] Call Trace: [ 35.034744] dump_stack+0x77/0x9b [ 35.038054] ___might_sleep.cold+0xa6/0xb6 [ 35.042146] exit_signals+0x1c/0x2e0 [ 35.045717] do_exit+0xc2/0xaf0 [ 35.048855] ? ksys_write+0x68/0xf0 [ 35.052340] make_task_dead+0x2f/0x30 [ 35.055998] rewind_stack_and_make_dead+0x17/0x20 [ 35.060694] RIP: 0033:0x7fea3eb32833 [ 35.064263] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 35.082997] RSP: 002b:00007ffcddf0b488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 35.090552] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fea3eb32833 [ 35.097674] RDX: 0000000000000019 RSI: 00007fea3ea25000 RDI: 0000000000000001 [ 35.104795] RBP: 00007fea3ea25000 R08: 00007fea3ea24010 R09: 0000000000000000 [ 35.111917] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 35.119039] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 35.273292] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # Segmentation fault # [ 34.562792] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 34.588016] lkdtm: attempting bad read from page below current stack # [ 34.616580] BUG: stack guard page was hit at 00000000993bcc17 (stack is 00000000[ 35.279647] lkdtm: attempting bad read from page above current stack 7fe2e5d1..0000000000b3b9eb) # [ 34.648452] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI # [ 34.669870] CPU: 0 PID: 941 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 34.677511] Hardware name: Google Grunt/Grunt, BIOS 09/05[ 35.308205] BUG: stack guard page was hit at 00000000fd1aebba (stack is 00000000fbaf9746..00000000c029cb88) /2019 # [ 34.683427] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 34.689251] Code: 93 2c 00 0f 1f 44 00 00 53 48 c7 c7 78 27 cb a3 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 04 9d fd ff 48 c7 c7 b8 27 cb a3 <8a> 43 ff 88 44 24 07 0f b6 74[ 35.340091] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI 24 07 5a 5b e9 ea 9c fd ff 0f 1f 44 # [ 34.707988] RSP: 0018:ffffa690c0c9be50 EFLAGS: 00010246 # [ 34.713206] RAX: 0000000000000038 RBX: ffffa690c0c98000 RCX: 0000000000000000 # [ 34.720328] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffff[ 35.368528] CPU: 0 PID: 974 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 35.398354] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ffa3cb27b8 # [ 34.727451] RBP: ffffffffa3cb1ee2 R08: 0000000000000000 R09: 0000000000000000 # [ 34.734572] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 34.741693] R13: ffffa690c0c9bf10 R14: ffffa690c0c9bf10 R15: ffff8d8283[ 35.404268] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d ab[c000 # [ 34.748816] FS: 00007fea3ec25580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 34.756893] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 34.762628] CR2: ffffa690c0c97fff CR3: 00000001059c6000 CR4: 00000000001506f0 # 35.432355] Code: 9c fd ff 0f 1f 44 00 00 53 48 c7 c7 f0 27 cb a3 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 ca 9c fd ff 48 c7 c7 30 28 cb a3 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 ad 9c fd ff [ 34.769748] Call Trace: # [ 34.772195] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 # [ 34.776719] direct_entry.cold+0x2c/0x38 # [ 34.780637] full_proxy_write+0x56/0x80 # [ 34.784467] vfs_write+0xea/0x3a0 # [ 34.787777] ksys_write+0x68/0xf0 [ 35.473278] RSP: 0018:ffffa690c0cfbe50 EFLAGS: 00010246 [ 35.500681] RAX: 0000000000000038 RBX: ffffa690c0cf8000 RCX: 0000000000000000 # [ 34.791089] do_syscall_64+0x33/0x40 # [ 34.794661] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 34.799705] RIP: 0033:0x7fea3eb32833 # [ 34.803276] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 [ 35.507801] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa3cb2830 [ 35.537108] RBP: ffffffffa3cb1efb R08: 0000000000000000 R09: 0000000000000000 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 34.822011] RSP: 002b:00007ffcddf0b488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 34.829568] RAX: ffffffffffffffda RBX: 000000000000001[ 35.544230] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a [ 35.573535] R13: ffffa690c0cfbf10 R14: ffffa690c0cfbf10 R15: ffff8d8284b45000 9 RCX: 00007fea3eb32833 # [ 34.836689] RDX: 0000000000000019 RSI: 00007fea3ea25000 RDI: 0000000000000001 # [ 34.843809] RBP: 00007fea3ea25000 R08: 00007fea3ea24010 R09: 0000000000000000 # [ 34.850931] R10: fffffffffffffbc5 R11: 0000000000000246 R1[ 35.580658] FS: 00007fc95b6e8580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 35.610916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 2: 0000000000000001 # [ 34.858052] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 34.865179] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ [ 35.616653] CR2: ffffa690c0cfc000 CR3: 0000000103cb0000 CR4: 00000000001506f0 [ 35.645958] Call Trace: 34.877603] ---[ end trace 838c833b863e5edf ]--- # [ 34.882215] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 34.886130] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 [ 35.648404] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 39 92 02 # [ 34.904865] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 34.910082] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 34.917204] RDX: 0000000000000000 RSI: ffff8d82[ 35.675801] direct_entry.cold+0x2c/0x38 aac1bf70 RDI: ffffffffa38d1110 # [ 34.924326] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 34.931446] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 34.938568] R13: ffffa690c081bf10 R14: ffffa690c081[ 35.701906] full_proxy_write+0x56/0x80 bf10 R15: ffff8d8284105000 # [ 34.945689] FS: 00007fea3ec25580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 34.953765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 34.959500] CR2: ffffa690c0c97fff CR3: 00000001059c6000 CR4:[ 35.727922] vfs_write+0xea/0x3a0 00000000001506f0 # [ 34.966624] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 34.975479] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 941, name: cat # [ 34.982947] INFO: lockdep is turned off.[ 35.753419] ksys_write+0x68/0xf0 # [ 34.986860] irq event stamp: 0 # [ 34.989908] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 34.996165] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 35.004330] softirqs last enabled at (0):[ 35.778915] do_syscall_64+0x33/0x40 [] copy_process+0x664/0x1cb0 # [ 35.012493] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 35.018749] CPU: 0 PID: 941 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 35.026391] Hardware name: Google Grun[ 35.804670] entry_SYSCALL_64_after_hwframe+0x61/0xc6 t/Grunt, BIOS 09/05/2019 # [ 35.032299] Call Trace: # [ 35.034744] dump_stack+0x77/0x9b # [ 35.038054] ___might_sleep.cold+0xa6/0xb6 # [ 35.042146] exit_signals+0x1c/0x2e0 # [ 35.045717] do_exit+0xc2/0xaf0 # [ 35.048855] ? ksys_writ[ 35.831899] RIP: 0033:0x7fc95b5c2833 e+[0x68/0xf0 # [ 35.052340] make_task_dead+0x2f/0x30 # [ 35.055998] rewind_stack_and_make_dead+0x17/0x20 # [ 35.060694] RIP: 0033:0x7fea3eb32833 # [ 35.064263] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 35.857654] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 2[5 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 # [ 35.082997] RSP: 002b:00007ffcddf0b488 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 35.090552] RAX: ffffffffffffffda RBX: 00000 35.898578] RSP: 002b:00007ffe709c5ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 35.928322] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fc95b5c2833 00000000019 RCX: 00007fea3eb32833 # [ 35.097674] RDX: 0000000000000019 RSI: 00007fea3ea25000 RDI: 0000000000000001 # [ 35.104795] RBP: 00007fea3ea25000 R08: 00007fea3ea24010 R09: 0000000000000000 # [ 35.111917] R10: fffffffffffffbc5 R11: 000000000[ 35.935445] RDX: 000000000000001a RSI: 00007fc95b4b5000 RDI: 0000000000000001 [ 35.964749] RBP: 00007fc95b4b5000 R08: 00007fc95b4b4010 R09: 0000000000000000 0000246 R12: 0000000000000001 # [ 35.119039] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # selftests: lkdtm: STACK_GUARD_PAGE_[ 35.971871] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 36.001177] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 TRAILING.sh [ 36.008302] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 36.021834] ---[ end trace 838c833b863e5ee0 ]--- [ 36.026445] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 36.030361] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 36.049096] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 36.054312] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 36.061434] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 36.068557] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 36.075679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 36.082802] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 36.089925] FS: 00007fc95b6e8580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 36.097999] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.103734] CR2: ffffa690c0cfc000 CR3: 0000000103cb0000 CR4: 00000000001506f0 # Segmentation fault # [ 35.273292] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 35.279647] lkdtm: attempting bad read from page above current stack # [ 35.308205] BUG: stack guard page was hit at 00000000fd1aebba (stack is 00000000fbaf9746..00000000c029cb88) # [ 35.340091] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI # [ 35.368528] CPU: 0 PID: 974 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 35.398354] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 35.404268] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 35.432355] Code: 9c fd ff 0f 1f 44 00 00 53 48 c7 c7 f0 27 cb a3 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 ca 9c fd ff 48 c7 c7 30 28 cb a3 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 ad 9c fd ff # [ 35.473278] RSP: 0018:ffffa690c0cfbe50 EFLAGS: 00010246 # [ 35.500681] RAX: 0000000000000038 RBX: ffffa690c0cf8000 RCX: 0000000000000000 # [ 35.507801] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa3cb2830 # [ 35.537108] RBP: ffffffffa3cb1efb R08: 0000000000000000 R09: 0000000000000000 # [ 35.544230] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 35.573535] R13: ffffa690c0cfbf10 R14: ffffa690c0cfbf10 R15: ffff8d8284b45000 # [ 35.580658] FS: 00007fc95b6e8580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000[ 36.315783] lkdtm: Performing direct entry UNSET_SMEP 000000 # [ 35.610916] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 35.616653] CR2: ffffa690c0cfc000 CR3: 0000000103cb0000 CR4: 00000000001506f0 # [ 35.645958] Call Trace: # [ 35.648404] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a # [ [ 36.330996] lkdtm: trying to clear SMEP normally 35.675801] direct_entry.cold+0x2c/0x38 # [ 35.701906] full_proxy_write+0x56/0x80 # [ 35.727922] vfs_write+0xea/0x3a0 # [ 35.753419] ksys_write+0x68/0xf0 # [ 35.778915] do_syscall_64+0x33/0x40 # [ 35.804670] entry_SYSCALL_64_after_hwf[ 36.357809] ------------[ cut here ]------------ rame+0x61/0xc6 # [ 35.831899] RIP: 0033:0x7fc95b5c2833 # [ 35.857654] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 e[ 36.384586] pinned CR4 bits changed: 0x100000!? c 28 48 89 54 24 18 # [ 35.898578] RSP: 002b:00007ffe709c5ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 35.928322] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007fc95b5c2833 # [ 35.935445] RDX: 000000000000001a RSI: 00007fc95b4b5000 R[ 36.411299] WARNING: CPU: 0 PID: 1010 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 DI: 0000000000000001 # [ 35.964749] RBP: 00007fc95b4b5000 R08: 00007fc95b4b4010 R09: 0000000000000000 # [ 35.971871] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 36.001177] R13: 0000000000000001 R14: 0000000000020000 R15: [ 36.442581] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 0000000000020000 # [ 36.008302] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 36.021834] ---[ end trace 838c833b863e5ee0 ]--- # [ 36.026445] RIP: 0010:lkdtm_BUG+0[ 36.477182] CPU: 0 PID: 1010 Comm: cat Tainted: G D W 5.10.169-cip26 #1 x5/0x10 # [ 36.030361] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 36.049096] RSP: 0018:ff[ 36.507092] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ffa690c081be60 EFLAGS: 00010286 # [ 36.054312] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 36.061434] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 36.068557] RBP: ffffffffa3d0d628 R08: 00000000000[ 36.535192] RIP: 0010:native_write_cr4+0x45/0x60 00001 R09: 0000000000000001 # [ 36.075679] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 36.082802] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 36.089925] FS: 00007fc95b6e8580(0000) GS:ffff8d82aac[ 36.561988] Code: 39 c2 75 2d 48 85 f6 75 05 e9 57 fa 13 01 80 3d 99 90 e3 01 00 75 f2 48 c7 c7 60 0c bf a3 c6 05 89 90 e3 01 01 e8 7d a9 e4 00 <0f> 0b e9 34 fa 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 00000(0000) knlGS:0000000000000000 # [ 36.097999] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 36.103734] CR2: ffffa690c0cfc000 CR3: 0000000103cb0000 CR4: 00000000001506f0 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests:[ 36.602907] RSP: 0018:ffffa690c0d73e48 EFLAGS: 00010286 lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh [ 36.630312] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 [ 36.643784] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 36.651014] RBP: ffffffffa3cb1f15 R08: 0000000000000000 R09: 0000000000000000 [ 36.658176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b [ 36.665390] R13: ffffa690c0d73f10 R14: ffffa690c0d73f10 R15: ffff8d8283225000 [ 36.672569] FS: 00007f9bb4f26580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 36.680745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.686538] CR2: 00007f9bb4cf5000 CR3: 00000001059c2000 CR4: 00000000001506f0 [ 36.693712] Call Trace: [ 36.696189] lkdtm_UNSET_SMEP.cold+0x1d/0x103 [ 36.700565] direct_entry.cold+0x2c/0x38 [ 36.704511] full_proxy_write+0x56/0x80 [ 36.708380] vfs_write+0xea/0x3a0 [ 36.711713] ksys_write+0x68/0xf0 [ 36.715098] do_syscall_64+0x33/0x40 [ 36.718720] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 36.723807] RIP: 0033:0x7f9bb4e02833 [ 36.727403] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 36.746152] RSP: 002b:00007ffdd0fe7d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 36.753724] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f9bb4e02833 [ 36.760868] RDX: 000000000000000b RSI: 00007f9bb4cf5000 RDI: 0000000000000001 [ 36.767996] RBP: 00007f9bb4cf5000 R08: 00007f9bb4cf4010 R09: 0000000000000000 [ 36.775125] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 36.782253] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 36.789396] irq event stamp: 0 [ 36.792452] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 36.798717] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 36.806887] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 36.815055] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 36.821334] ---[ end trace 838c833b863e5ee1 ]--- [ 36.825957] lkdtm: ok: SMEP did not get cleared [ 36.830492] lkdtm: trying to clear SMEP with call gadget [ 36.835799] lkdtm: ok: SMEP removal was reverted # [ 36.315783] lkdtm: Performing direct entry UNSET_SMEP # [ 36.330996] lkdtm: trying to clear SMEP normally # [ 36.357809] ------------[ cut here ]------------ # [ 36.384586] pinned CR4 bits changed: 0x100000!? # [ 36.411299] WARNING: CPU: 0 PID: 1010 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 # [ 36.442581] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 36.477182] CPU: 0 PID: 1010 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 36.507092] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 36.535192] RIP: 0010:native_write_cr4+0x45/0x60 # [ 36.561988] Code: 39 c2 75 2d 48 85 f6 75 05 e9 57 fa 13 01 80 3d 99 90 e3 01 00 75 f2 48 c7 c7 60 0c bf a3 c6 05 89 90 e3 01 01 e8 7d a9 e4 00 <0f> 0b e9 34 fa 13 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 36.602907] RSP: 0018:ffffa690c0d73e48 EFLAGS: 00010286 # [ 36.630312] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 # [ 36.643784] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 36.651014] RBP: ffffffffa3cb1f15 R08: 0000000000000000 R09: 0000000000000000 # [ 36.658176] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 36.665390] R13: ffff[ 36.971452] lkdtm: Performing direct entry DOUBLE_FAULT a690c0d73f10 R14: ffffa690c0d73f10 R15: ffff8d8283225000 # [ 36.672569] FS: 00007f9bb4f26580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 36.680745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 36.686538] CR2: 00007f9bb4cf5[ 36.978384] lkdtm: XFAIL: this test is ia32-only 000 CR3: 00000001059c2000 CR4: 00000000001506f0 # [ 36.693712] Call Trace: # [ 36.696189] lkdtm_UNSET_SMEP.cold+0x1d/0x103 # [ 36.700565] direct_entry.cold+0x2c/0x38 # [ 36.704511] full_proxy_write+0x56/0x80 # [ 36.708380] vfs_write+0xea/0x3a0 # [ 36.711713] ksys_write+0x68/0xf0 # [ 36.715098] do_syscall_64+0x33/0x40 # [ 36.718720] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 36.723807] RIP: 0033:0x7f9bb4e02833 # [ 36.727403] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 36.746152] RSP: 002b:00007ffdd0fe7d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 36.753724] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f9bb4e02833 # [ 36.760868] RDX: 000000000000000b RSI: 00007f9bb4cf5000 RDI: 0000000000000001 # [ 36.767996] RBP: 00007f9bb4cf5000 R08: 00007f9bb4cf4010 R09: 0000000000000000 # [ 36.775125] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 36.782253] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 36.789396] irq event stamp: 0 # [ 36.792452] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 36.798717] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 36.806887] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 36.815055] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 36.821334] ---[ end trace 838c833b863e5ee1 ]--- # [ 36.825957] lkdtm: ok: SMEP did not get cleared # [ 36.830492] lkdtm: trying to clear SMEP with call gadget # [ 36.835799] lkdtm: ok: SMEP removal was reverted # UNSET_SME[ 37.150715] lkdtm: Performing direct entry CORRUPT_PAC P: saw 'pinned CR4 bits changed:': ok ok 14 selftests: lkdtm: UNSET_SMEP.sh # selftests: lkdtm: DOUBLE_FAULT.sh # [ 36.971452] lkdtm: Performing direct entry DOUBLE_FAULT # [ 36.978384] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFA[ 37.165636] lkdtm: XFAIL: this test is arm64-only IL': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh # [ 37.150715] lkdtm: Performing direct entry CORRUPT_PAC # [ 37.165636] 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 [ 37.318264] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 37.324713] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 37.318264] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 37.324713] 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 [ 37.589525] lkdtm: Performing direct entry READ_AFTER_FREE [ 37.595020] lkdtm: Value in memory before free: 12345678 [ 37.600330] lkdtm: Attempting bad read from freed memory [ 37.605709] lkdtm: Memory was not poisoned # [ 37.589525] lkdtm: Performing direct entry READ_AFTER_FREE # [ 37.595020] lkdtm: Value in memory before free: 12345678 # [ 37.600330] lkdtm: Attempting bad read from freed memory # [ 37.605709] 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 [ 37.813100] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 37.819128] lkdtm: Value in memory before free: 12345678 [ 37.824474] lkdtm: Attempting to read from freed memory [ 37.829724] lkdtm: Buddy page was not poisoned # [ 37.813100] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 37.819128] lkdtm: Value in memory before free: 12345678 # [ 37.824474] lkdtm: Attempting to read from freed memory # [ 37.829724] 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 [ 37.964106] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 37.969694] lkdtm: Attempting double slab free ... # [ 37.964106] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 37.969694] 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 [ 38.117418] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 38.122928] lkdtm: Attempting cross-cache slab free ... # [ 38.117418] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 38.122928] 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 [ 38.262978] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 38.268405] lkdtm: Attempting non-Slab slab free ... # [ 38.262978] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 38.268405] 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 [ 38.673605] lkdtm: Performing direct entry EXEC_DATA [ 38.678588] lkdtm: attempting ok execution at ffffffffa2ae5120 [ 38.684460] lkdtm: attempting bad execution at ffffffffa54086a0 [ 38.690399] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 38.697868] BUG: unable to handle page fault for address: ffffffffa54086a0 [ 38.704730] #PF: supervisor instruction fetch in kernel mode [ 38.710378] #PF: error_code(0x0011) - permissions violation [ 38.715939] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 8000000030e001e3 [ 38.722633] Oops: 0011 [#5] SMP NOPTI [ 38.726289] CPU: 0 PID: 1517 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 38.734018] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 38.739932] RIP: 0010:data_area+0x0/0x40 [ 38.743848] Code: ff ff 00 35 1a 84 82 8d ff ff 00 34 1a 84 82 8d 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 d6 f7 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 38.762583] RSP: 0018:ffffa690c1513e48 EFLAGS: 00010246 [ 38.767797] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 38.774919] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 38.782041] RBP: ffffffffa54086a0 R08: 0000000000000000 R09: 0000000000000000 [ 38.789162] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 38.796284] R13: ffffa690c1513f10 R14: ffffa690c1513f10 R15: ffff8d82832d8000 [ 38.803406] FS: 00007f3b78dc0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 38.811481] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.817216] CR2: ffffffffa54086a0 CR3: 0000000103ede000 CR4: 00000000001506f0 [ 38.824336] Call Trace: [ 38.826784] ? execute_location+0x48/0x56 [ 38.830786] ? direct_entry.cold+0x2c/0x38 [ 38.834876] ? full_proxy_write+0x56/0x80 [ 38.838880] ? vfs_write+0xea/0x3a0 [ 38.842353] ? ksys_write+0x68/0xf0 [ 38.845837] ? do_syscall_64+0x33/0x40 [ 38.849580] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 38.854799] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 38.867216] CR2: ffffffffa54086a0 [ 38.870525] ---[ end trace 838c833b863e5ee2 ]--- [ 38.875135] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 38.879049] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 38.897785] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 38.902999] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 38.910119] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 38.917240] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 38.924360] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 38.931480] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 38.938602] FS: 00007f3b78dc0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 38.946676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.952411] CR2: ffffffffa54086a0 CR3: 0000000103ede000 CR4: 00000000001506f0 [ 38.959534] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 38.968389] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1517, name: cat [ 38.975944] INFO: lockdep is turned off. [ 38.979858] irq event stamp: 0 [ 38.982908] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 38.989165] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 38.997327] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 39.005490] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 39.011746] CPU: 0 PID: 1517 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 39.019475] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 39.025383] Call Trace: [ 39.027828] dump_stack+0x77/0x9b [ 39.031140] ___might_sleep.cold+0xa6/0xb6 [ 39.035231] exit_signals+0x1c/0x2e0 [ 39.038802] do_exit+0xc2/0xaf0 [ 39.041937] ? ksys_write+0x68/0xf0 [ 39.045419] make_task_dead+0x2f/0x30 [ 39.049075] rewind_stack_and_make_dead+0x17/0x20 [ 39.053771] RIP: 0033:0x7f3b78c9a833 [ 39.057340] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 39.076075] RSP: 002b:00007ffec3982ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 39.083631] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3b78c9a833 [ 39.090753] RDX: 000000000000000a RSI: 00007f3b78b8d000 RDI: 0000000000000001 [ 39.097873] RBP: 00007f3b78b8d000 R08: 00007f3b78b8c010 R09: 0000000000000000 [ 39.104994] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 39.112114] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 38.673605] lkdtm: Performing direct entry EXEC_DATA # [ 38.678588] lkdtm: attempting ok execution at ffffffffa2ae5120 # [ 38.684460] lkdtm: attempting bad execution at ffffffffa54086a0 # [ 38.690399] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 38.697868] BUG: unable to handle page fault for address: ffffffffa54086a0 # [ 38.704730] #PF: supervisor instruction fetch in kernel mode # [ 38.710378] #PF: error_code(0x0011) - permissions violation # [ 38.715939] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 8000000030e001e3 # [ 38.722633] Oops: 0011 [#5] SMP NOPTI # [ 38.726289] CPU: 0 PID: 1517 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 38.734018] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 38.739932] RIP: 0010:data_area+0x0/0x40 # [ 38.743848] Code: ff ff 00 35 1a 84 82 8d ff ff 00 34 1a 84 82 8d 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 d6 f7 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 38.762583] RSP: 0018:ffffa690c1513e48 EFLAGS: 00010246 # [ 38.767797] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 38.774919] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 38.782041] RBP: ffffffffa54086a0 R08: 0000000000000000 R09: 0000000000000000 # [ 38.789162] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 38.796284] R13: ffffa690c1513f10 R14: ffffa690c1513f10 R15: ffff8d82832d8000 # [ 38.803406] FS: 00007f3b78dc0580(0000) GS:ffff8d82aac0[ 39.311312] lkdtm: Performing direct entry EXEC_STACK 0000(0000) knlGS:0000000000000000 # [ 38.811481] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 38.817216] CR2: ffffffffa54086a0 CR3: 0000000103ede000 CR4: 00000000001506f0 # [ 38.824336] Call Trace: # [ 38.826784] ? execute_location+0x[ 39.327782] lkdtm: attempting ok execution at ffffffffa2ae5120 48/0x56 # [ 38.830786] ? direct_entry.cold+0x2c/0x38 # [ 38.834876] ? full_proxy_write+0x56/0x80 # [ 38.838880] ? vfs_write+0xea/0x3a0 # [ 38.842353] ? ksys_write+0x68/0xf0 # [ 38.845837] ? do_syscall_64+0x33/0x40 # [ 38.849580] ? e[ 39.355810] lkdtm: attempting bad execution at ffffa690c1593e18 ntry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 38.854799] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 38.867216] CR2: ffffffffa54086a0 # [ 38.870525] ---[ end trac[ 39.383897] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) e 838c833b863e5ee2 ]--- # [ 38.875135] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 38.879049] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 [ 39.413525] BUG: unable to handle page fault for address: ffffa690c1593e18 [ 39.442571] #PF: supervisor instruction fetch in kernel mode 0f 1f 44 00 00 83 05 00 39 92 02 # [ 38.897785] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 38.902999] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 38.910119] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa3[ 39.448221] #PF: error_code(0x0011) - permissions violation 8d1110 # [ 38.917240] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 38.924360] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 38.931480] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d82841050[ 39.475967] PGD 100000067 P4D 100000067 PUD 10020a067 PMD 1027a3067 PTE 8000000103e7b163 00[ # [ 38.938602] FS: 00007f3b78dc0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 38.946676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 38.952411] CR2: ffffffffa54086a0 CR3: 0000000103ede000 CR4: 00000000001506f0 # [ 39.506230] Oops: 0011 [#6] SMP NOPTI 38.959534] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 38.968389] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1517, name: cat # [ 38.975944] INFO: lockdep is turned off. # [ 38.979858] irq [ 39.532076] CPU: 0 PID: 1553 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 39.561989] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 event stamp: 0 # [ 38.982908] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 38.989165] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 38.997327] softirqs last enabled at (0): [] c[ 39.567900] RIP: 0010:0xffffa690c1593e18 op[y_process+0x664/0x1cb0 # [ 39.005490] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 39.011746] CPU: 0 PID: 1517 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 39.019475] Hardware name: Google Grunt/Grunt, BIOS 09/05/2 39.593998] Code: 00 00 18 3e 59 c1 90 a6 ff ff 9f b9 13 a3 ff ff ff ff 20 00 00 00 00 00 00 00 3e 20 cb a3 ff ff ff ff cb ba 13 a3 ff ff ff ff <0f> 1f 44 00 00 e9 d6 f7 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 019 # [ 39.025383] Call Trace: # [ 39.027828] dump_stack+0x77/0x9b # [ 39.031140] ___might_sleep.cold+0xa6/0xb6 # [ 39.035231] exit_signals+0x1c/0x2e0 # [ 39.038802] do_exit+0xc2/0xaf0 # [ 39.041937] ? ksys_write+0x68/0xf0 # [ 39.[ 39.634923] RSP: 0018:ffffa690c1593df8 EFLAGS: 00010246 [ 39.662324] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 045419] make_task_dead+0x2f/0x30 # [ 39.049075] rewind_stack_and_make_dead+0x17/0x20 # [ 39.053771] RIP: 0033:0x7f3b78c9a833 # [ 39.057340] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 [ 39.669446] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 39.698750] RBP: ffffa690c1593e18 R08: 0000000000000000 R09: 0000000000000000 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 # [ 39.076075] RSP: 002b:00007ffec3982ac8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 39.083631] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007[ 39.705873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b [ 39.735177] R13: ffffa690c1593f10 R14: ffffa690c1593f10 R15: ffff8d8281f6a000 f3b78c9a833 # [ 39.090753] RDX: 000000000000000a RSI: 00007f3b78b8d000 RDI: 0000000000000001 # [ 39.097873] RBP: 00007f3b78b8d000 R08: 00007f3b78b8c010 R09: 0000000000000000 # [ 39.104994] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000000[ 39.742300] FS: 00007f1739cf9580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 39.772559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 0000001 # [ 39.112114] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh [ 39.778293] CR2: ffffa690c1593e18 CR3: 000000010307a000 CR4: 00000000001506f0 [ 39.802918] Call Trace: [ 39.805368] ? execute_location+0x48/0x56 [ 39.809372] ? lkdtm_EXEC_STACK+0x26/0x44 [ 39.813378] ? direct_entry.cold+0x2c/0x38 [ 39.817469] ? full_proxy_write+0x56/0x80 [ 39.821474] ? vfs_write+0xea/0x3a0 [ 39.824957] ? ksys_write+0x68/0xf0 [ 39.828442] ? do_syscall_64+0x33/0x40 [ 39.832186] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 39.837407] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 39.849826] CR2: ffffa690c1593e18 [ 39.853136] ---[ end trace 838c833b863e5ee3 ]--- [ 39.857752] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 39.861668] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 39.880405] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 39.885621] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 39.892743] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 39.899864] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 39.906985] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 39.914107] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 39.921228] FS: 00007f1739cf9580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 39.929303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.935038] CR2: ffffa690c1593e18 CR3: 000000010307a000 CR4: 00000000001506f0 [ 40.075807] lkdtm: Performing direct entry EXEC_KMALLOC # Killed # [ 39.311312] lkdtm: Performing direct entry EXEC_STACK # [ 39.327782] lkdtm: attempting ok execution at ffffffffa2ae5120 # [ 39.355810] lkdtm: attempting bad execution at ffffa690c1593e18 # [ 39.383897] kernel tried to execute NX-pro[ 40.081095] lkdtm: attempting ok execution at ffffffffa2ae5120 tected page - exploit attempt? (uid: 0) # [ 39.413525] BUG: unable to handle page fault for address: ffffa690c1593e18 # [ 39.442571] #PF: supervisor instruction fetch in kernel mode # [ 39.448221] #PF: error_code(0x0011) - permissions violation #[ 40.109150] lkdtm: attempting bad execution at ffff8d8284091f40 [ 39.475967] PGD 100000067 P4D 100000067 PUD 10020a067 PMD 1027a3067 PTE 8000000103e7b163 # [ 39.506230] Oops: 0011 [#6] SMP NOPTI # [ 39.532076] CPU: 0 PID: 1553 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 39.561989] Hardware n[ 40.137243] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 40.166837] BUG: unable to handle page fault for address: ffff8d8284091f40 [ 40.173700] #PF: supervisor instruction fetch in kernel mode [ 40.179347] #PF: error_code(0x0011) - permissions violation [ 40.184909] PGD 31001067 P4D 31001067 PUD 31005067 PMD 10410f063 PTE 8000000104091163 [ 40.192731] Oops: 0011 [#7] SMP NOPTI [ 40.196389] CPU: 1 PID: 1589 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 40.204118] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 40.210028] RIP: 0010:0xffff8d8284091f40 [ 40.213944] Code: 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 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 d6 f7 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 40.232679] RSP: 0018:ffffa690c161be38 EFLAGS: 00010246 [ 40.237894] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 40.245015] RDX: 0000000000000000 RSI: ffff8d82aad1bf70 RDI: ffff8d82aad1bf70 [ 40.252136] RBP: ffff8d8284091f40 R08: 0000000000000000 R09: 0000000000000000 [ 40.259259] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 40.266380] R13: ffffa690c161bf10 R14: ffffa690c161bf10 R15: ffff8d8283abc000 [ 40.273501] FS: 00007f4f03997580(0000) GS:ffff8d82aad00000(0000) knlGS:0000000000000000 [ 40.281576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.287309] CR2: ffff8d8284091f40 CR3: 0000000103af6000 CR4: 00000000001506e0 [ 40.294429] Call Trace: [ 40.296878] ? execute_location+0x48/0x56 [ 40.300884] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 [ 40.305059] ? direct_entry.cold+0x2c/0x38 [ 40.309151] ? full_proxy_write+0x56/0x80 [ 40.313156] ? vfs_write+0xea/0x3a0 [ 40.316638] ? ksys_write+0x68/0xf0 [ 40.320121] ? do_syscall_64+0x33/0x40 [ 40.323864] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 40.329084] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 40.341502] CR2: ffff8d8284091f40 [ 40.344812] ---[ end trace 838c833b863e5ee4 ]--- [ 40.349422] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 40.353337] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 40.372072] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 40.377286] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 40.384408] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 40.391529] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 40.398651] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 40.405772] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 40.412895] FS: 00007f4f03997580(0000) GS:ffff8d82aad00000(0000) knlGS:0000000000000000 [ 40.420969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.426704] CR2: ffff8d8284091f40 CR3: 0000000103af6000 CR4: 00000000001506e0 [ 40.433826] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 40.442681] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1589, name: cat [ 40.450235] INFO: lockdep is turned off. [ 40.454154] irq event stamp: 0 [ 40.457209] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 40.463470] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 40.471635] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 40.479798] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 40.486056] CPU: 1 PID: 1589 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 40.493785] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 40.499693] Call Trace: [ 40.502141] dump_stack+0x77/0x9b [ 40.505451] ___might_sleep.cold+0xa6/0xb6 [ 40.509542] exit_signals+0x1c/0x2e0 [ 40.513111] do_exit+0xc2/0xaf0 [ 40.516249] ? ksys_write+0x68/0xf0 [ 40.519731] make_task_dead+0x2f/0x30 [ 40.523387] rewind_stack_and_make_dead+0x17/0x20 [ 40.528083] RIP: 0033:0x7f4f03872833 [ 40.531653] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 40.550388] RSP: 002b:00007fff8c767aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 40.557945] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f4f03872833 [ 40.565065] RDX: 000000000000000d RSI: 00007f4f03765000 RDI: 0000000000000001 [ 40.572188] RBP: 00007f4f03765000 R08: 00007f4f03764010 R09: 0000000000000000 [ 40.579307] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 40.586428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 ame: Google Grunt/Grunt, BIOS 09/05/2019 # [ 39.567900] RIP: 0010:0xffffa690c1593e18 # [ 39.593998] Code: 00 00 18 3e 59 c1 90 a6 ff ff 9f b9 13 a3 ff ff ff ff 20 00 00 00 00 00 00 00 3e 20 cb a3 ff ff ff ff cb ba 13 a3 ff ff ff ff <0f> 1f 44 00 00 e9 d6 f7 91 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 39.634923] RSP: 0018:ffffa690c1593df8 EFLAGS: 00010246 # [ 39.662324] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 39.669446] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 39.698750] RBP: ffffa690c1593e18 R08: 0000000000000000 R09: 0000000000000000 # [ 39.705873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 39.735177] R13: ffffa690c1593f10 R14: ffffa690c1593f10 R15: ffff8d8281f6a000 # [ 39.742300] FS: 00007f1739cf9580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 39.772559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 39.778293] CR2: ffffa690c1593e18 CR3: 000000010307a000 CR4: 00000000001506f0 # [ 39.802918] Call Trace: # [ 39.805368] ? execute_location+0x48/0x56 # [ 39.809372] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 39.813378] ? direct_entry.cold+0x2c/0x38 # [ 39.817469] ? full_proxy_write+0x56/0x80 # [ 39.821474] ? vfs_write+0xea/0x3a0 # [ 39.824957] ? ksys_write+0x68/0xf0 # [ 39.828442] ? do_syscall_64+0x33/0x40 # [ 39.832186] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 39.837407] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cro[ 40.715446] lkdtm: Performing direct entry EXEC_VMALLOC s_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 39.849826] CR2: ffffa690c1593e18 # [ 39.853136] ---[ end trace 838c833b863e5ee3 ]--- # [ 39.857752] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 39.861668] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 e[ 40.731975] lkdtm: attempting ok execution at ffffffffa2ae5120 a ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 39.880405] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 39.885621] RAX: ffffffff[ 40.760054] lkdtm: attempting bad execution at ffffa690c035f000 a2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 39.892743] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 39.899864] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 39.906985] R10: 00000000ffff[ 40.788079] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) e000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 39.914107] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 39.921228] FS: 00007f1739cf9580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 39.929303] CS: 0010 [ 40.817709] BUG: unable to handle page fault for address: ffffa690c035f000 [ 40.846755] #PF: supervisor instruction fetch in kernel mode DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 39.935038] CR2: ffffa690c1593e18 CR3: 000000010307a000 CR4: 00000000001506f0 # EXEC_STACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh # Killed # [ 40[ 40.852403] #PF: error_code(0x0011) - permissions violation .075807] lkdtm: Performing direct entry EXEC_KMALLOC # [ 40.081095] lkdtm: attempting ok execution at ffffffffa2ae5120 # [ 40.109150] lkdtm: attempting bad execution at ffff8d8284091f40 # [ 40.137243] kernel tried to execute NX-protected page - ex[ 40.880149] PGD 100000067 P4D 100000067 PUD 10020a067 PMD 104522067 PTE 8000000103c91163 pl[oit attempt? (uid: 0) # [ 40.166837] BUG: unable to handle page fault for address: ffff8d8284091f40 # [ 40.173700] #PF: supervisor instruction fetch in kernel mode # [ 40.179347] #PF: error_code(0x0011) - permissions violation # [ 40.184909] 40.910413] Oops: 0011 [#8] SMP NOPTI PGD 31001067 P4D 31001067 PUD 31005067 PMD 10410f063 PTE 8000000104091163 # [ 40.192731] Oops: 0011 [#7] SMP NOPTI # [ 40.196389] CPU: 1 PID: 1589 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 40.204118] Hardware name: Google Grunt/G[ 40.936259] CPU: 0 PID: 1625 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 40.966173] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 runt, BIOS 09/05/2019 # [ 40.210028] RIP: 0010:0xffff8d8284091f40 # [ 40.213944] Code: 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 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 e9 d6 f7 91 00 66 0[ 40.972085] RIP: 0010:0xffffa690c035f000 f 1f 44 00 00 0f 1f 44 00 00 55 # [ 40.232679] RSP: 0018:ffffa690c161be38 EFLAGS: 00010246 # [ 40.237894] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 40.245015] RDX: 0000000000000000 RSI: ffff8d82aad1bf70 RDI: ffff8d82aad[ 40.998185] Code: Unable to access opcode bytes at RIP 0xffffa690c035efd6. 1b[f70 # [ 40.252136] RBP: ffff8d8284091f40 R08: 0000000000000000 R09: 0000000000000000 # [ 40.259259] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 40.266380] R13: ffffa690c161bf10 R14: ffffa690c161bf10 R15: ffff8d8283abc00 41.027230] RSP: 0018:ffffa690c16b3e38 EFLAGS: 00010246 0 [ # [ 40.273501] FS: 00007f4f03997580(0000) GS:ffff8d82aad00000(0000) knlGS:0000000000000000 # [ 40.281576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 40.287309] CR2: ffff8d8284091f40 CR3: 0000000103af6000 CR4: 00000000001506e0 # [ 41.054636] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 41.083946] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 40.294429] Call Trace: # [ 40.296878] ? execute_location+0x48/0x56 # [ 40.300884] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 40.305059] ? direct_entry.cold+0x2c/0x38 # [ 40.309151] ? full_proxy_write+0x56/0x80 # [ 40.313156] ? vfs_write+0xea/0x[ 41.091068] RBP: ffffa690c035f000 R08: 0000000000000000 R09: 0000000000000000 [ 41.120374] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d 3a0 # [ 40.316638] ? ksys_write+0x68/0xf0 # [ 40.320121] ? do_syscall_64+0x33/0x40 # [ 40.323864] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 40.329084] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros[ 41.127497] R13: ffffa690c16b3f10 R14: ffffa690c16b3f10 R15: ffff8d8283c91000 [ 41.156803] FS: 00007fb36fc70580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 _ec_chardev cros_ec_dev cros_usbpd_notify # [ 40.341502] CR2: ffff8d8284091f40 # [ 40.344812] ---[ end trace 838c833b863e5ee4 ]--- # [ 40.349422] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 40.353337] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de [ 41.164877] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.192796] CR2: ffffa690c035efd6 CR3: 0000000103af2000 CR4: 00000000001506f0 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 40.372072] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 40.377286] RAX: ffffffffa2ae4d50 RBX: 000[ 41.199918] Call Trace: 0000000000001 RCX: 0000000000000000 # [ 40.384408] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 40.391529] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 40.398651] R10: 00000000ffffe000 R11: 3ffffff[ 41.224550] ? execute_location+0x48/0x56 fffffffff R12: 0000000000000004 # [ 40.405772] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 40.412895] FS: 00007f4f03997580(0000) GS:ffff8d82aad00000(0000) knlGS:0000000000000000 # [ 40.420969] CS: 0010 DS: 0000 ES: 0000[ 41.250736] ? lkdtm_EXEC_VMALLOC+0x20/0x30 [ 41.277096] ? direct_entry.cold+0x2c/0x38 CR0: 0000000080050033 # [ 40.426704] CR2: ffff8d8284091f40 CR3: 0000000103af6000 CR4: 00000000001506e0 # [ 40.433826] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 40.442681] in_atomic(): 0, irqs_disabl[ 41.281187] ? full_proxy_write+0x56/0x80 ed(): 1, non_block: 0, pid: 1589, name: cat # [ 40.450235] INFO: lockdep is turned off. # [ 40.454154] irq event stamp: 0 # [ 40.457209] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 40.463470] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 40.471635] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 40.479798] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 40.486056] CPU: 1 PID: 1589 Comm: cat 41.333039] ? ksys_write+0x68/0xf0 Tainted: G D W 5.10.169-cip26 #1 # [ 40.493785] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 40.499693] Call Trace: # [ 40.502141] dump_stack+0x77/0x9b # [ 40.505451] ___might_sleep.cold+0xa6/0xb6 # [ 40.509542] e[ 41.358711] ? do_syscall_64+0x33/0x40 xi[t_signals+0x1c/0x2e0 # [ 40.513111] do_exit+0xc2/0xaf0 # [ 40.516249] ? ksys_write+0x68/0xf0 # [ 40.519731] make_task_dead+0x2f/0x30 # [ 40.523387] rewind_stack_and_make_dead+0x17/0x20 # [ 40.528083] RIP: 0033:0x7f4f03872833 # [ 40. 41.384640] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 531653] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 40.550388] RSP: 002b:00007fff8c767aa8 EFL[ 41.412047] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify AG[S: 00000246 ORIG_RAX: 0000000000000001 # [ 40.557945] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f4f03872833 # [ 40.565065] RDX: 000000000000000d RSI: 00007f4f03765000 RDI: 0000000000000001 # [ 40.572188] RBP: 00007f4f03765000 R08: 00 41.446641] CR2: ffffa690c035f000 007f4f03764010 R09: 0000000000000000 # [ 40.579307] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 40.586428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_KMALLOC: saw 'call trace:': ok ok 32 selft[ 41.472139] ---[ end trace 838c833b863e5ee5 ]--- ests: lkdtm: EXEC_KMALLOC.sh # selftests: lkdtm: EXEC_VMALLOC.sh [ 41.498934] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 41.508656] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 41.527391] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 41.532606] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 41.539729] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 41.546850] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 41.553973] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 41.561095] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 41.568217] FS: 00007fb36fc70580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 41.576292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.582027] CR2: ffffa690c035efd6 CR3: 0000000103af2000 CR4: 00000000001506f0 # Killed # [ 40.715446] lkdtm: Performing direct entry EXEC_VMALLOC # [ 40.731975] lkdtm: attempting ok execution at ffffffffa2ae5120 # [ 40.760054] lkdtm: attempting bad execution at ffffa690c035f000 # [ 40.788079] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 40.817709] BUG: unable to handle page fault for address: ffffa690c035f000 # [ 40.846755] #PF: supervisor instruction fetch in kernel mode # [ 40.852403] #PF: error_code(0x0011) - permissions violation # [ 40.880149] PGD 100000067 P4D 100000067 PUD 10020a067 PMD 104522067 PTE 8000000103c91163 # [ 40.910413] Oops: 0011 [#8] SMP NOPTI # [ 40.936259] CPU: 0 PID: 1625 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 40.966173] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 40.972085] RIP: 0010:0xffffa690c035f000 # [ 40.998185] Code: Unable to access opcode bytes at RIP 0xffffa690c035efd6. # [ 41.027230] RSP: 0018:ffffa690c16b3e38 EFLAGS: 00010246 # [ 41.054636] RAX: 000000000[ 41.776613] lkdtm: Performing direct entry EXEC_RODATA 0000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 41.083946] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 41.091068] RBP: ffffa690c035f000 R08: 0000000000000000 R09: 0000000000000000 # [ 41.120374] R10: 00000000ffffe[ 41.782378] lkdtm: attempting ok execution at ffffffffa2ae5120 000 R11: 3fffffffffffffff R12: 000000000000000d # [ 41.127497] R13: ffffa690c16b3f10 R14: ffffa690c16b3f10 R15: ffff8d8283c91000 # [ 41.156803] FS: 00007fb36fc70580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 41.164877] CS: 0010 D[ 41.810371] lkdtm: attempting bad execution at ffffffffa38d15a0 S: 0000 ES: 0000 CR0: 0000000080050033 # [ 41.192796] CR2: ffffa690c035efd6 CR3: 0000000103af2000 CR4: 00000000001506f0 # [ 41.199918] Call Trace: # [ 41.224550] ? execute_location+0x48/0x56 # [ 41.250736] ? lkdtm_EXEC_VMALLOC+0x20/0x30 # [ [ 41.838493] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) 41.277096] ? direct_entry.cold+0x2c/0x38 # [ 41.281187] ? full_proxy_write+0x56/0x80 # [ 41.307371] ? vfs_write+0xea/0x3a0 # [ 41.333039] ? ksys_write+0x68/0xf0 # [ 41.358711] ? do_syscall_64+0x33/0x40 # [ 41.384640] ? entry_SYSCALL_[ 41.868105] BUG: unable to handle page fault for address: ffffffffa38d15a0 [ 41.897153] #PF: supervisor instruction fetch in kernel mode 64_after_hwframe+0x61/0xc6 # [ 41.412047] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 41.446641] CR2: ffffa690c035f000 # [ 41.472139] ---[ end trace 838c833b863[ 41.902800] #PF: error_code(0x0011) - permissions violation e5ee5 ]--- # [ 41.498934] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 41.508656] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 0[ 41.930545] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 800000002f2001e1 0 [83 05 00 39 92 02 # [ 41.527391] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 41.532606] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 41.539729] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 41.959420] Oops: 0011 [#9] SMP NOPTI 41.546850] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 41.553973] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 41.561095] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 41.[ 41.985258] CPU: 0 PID: 1661 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 42.015173] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 568217] FS: 00007fb36fc70580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 41.576292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 41.582027] CR2: ffffa690c035efd6 CR3: 0000000103af2000 CR4: 00000000001506f0 # EXEC_VMALLOC: sa[ 42.021087] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 w 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh [ 42.048395] Code: ff ff 3b cf 13 a3 ff ff ff ff 8a 22 cb a3 ff ff ff ff 81 b6 13 a3 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 [ 42.075622] RSP: 0018:ffffa690c171be48 EFLAGS: 00010246 [ 42.080841] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 42.087963] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 42.095085] RBP: ffffffffa38d15a0 R08: 0000000000000000 R09: 0000000000000000 [ 42.102207] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 42.109328] R13: ffffa690c171bf10 R14: ffffa690c171bf10 R15: ffff8d8284106000 [ 42.116451] FS: 00007f2d53715580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 42.124526] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.130260] CR2: ffffffffa38d15a0 CR3: 000000010581e000 CR4: 00000000001506f0 [ 42.137381] Call Trace: [ 42.139830] ? execute_location+0x48/0x56 [ 42.143832] ? direct_entry.cold+0x2c/0x38 [ 42.147922] ? full_proxy_write+0x56/0x80 [ 42.151926] ? vfs_write+0xea/0x3a0 [ 42.155409] ? ksys_write+0x68/0xf0 [ 42.158896] ? do_syscall_64+0x33/0x40 [ 42.162641] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 42.167860] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 42.180279] CR2: ffffffffa38d15a0 [ 42.183588] ---[ end trace 838c833b863e5ee6 ]--- [ 42.188201] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 42.192117] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 42.210851] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 42.216069] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 42.223191] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 42.230312] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 42.237432] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 42.244554] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 42.251676] FS: 00007f2d53715580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 42.259751] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.265486] CR2: ffffffffa38d15a0 CR3: 000000010581e000 CR4: 00000000001506f0 [ 42.272610] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 42.281465] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1661, name: cat [ 42.289021] INFO: lockdep is turned off. [ 42.292935] irq event stamp: 0 [ 42.295984] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 42.302244] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 42.310406] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 42.318567] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 42.324826] CPU: 0 PID: 1661 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 42.332555] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 42.338463] Call Trace: [ 42.340908] dump_stack+0x77/0x9b [ 42.344219] ___might_sleep.cold+0xa6/0xb6 [ 42.348309] exit_signals+0x1c/0x2e0 [ 42.351878] do_exit+0xc2/0xaf0 [ 42.355017] ? ksys_write+0x68/0xf0 [ 42.358501] make_task_dead+0x2f/0x30 [ 42.362158] rewind_stack_and_make_dead+0x17/0x20 [ 42.366856] RIP: 0033:0x7f2d535f2833 [ 42.370425] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 42.389159] RSP: 002b:00007ffe73888f38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 42.396717] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d535f2833 [ 42.403839] RDX: 000000000000000c RSI: 00007f2d534e5000 RDI: 0000000000000001 [ 42.410961] RBP: 00007f2d534e5000 R08: 00007f2d534e4010 R09: 0000000000000000 [ 42.418082] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 42.425203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 42.575330] lkdtm: Performing direct entry EXEC_USERSPACE # Killed # [ 41.776613] lkdtm: Performing direct entry EXEC_RODATA # [ 41.782378] lkdtm: attempting ok execution at ffffffffa2ae5120 # [ 41.810371] lkdtm: attempting bad execution at ffffffffa38d15a0 # [ 41.838493] kernel tried to execute NX-pr[ 42.580747] lkdtm: attempting ok execution at ffffffffa2ae5120 otected page - exploit attempt? (uid: 0) # [ 41.868105] BUG: unable to handle page fault for address: ffffffffa38d15a0 # [ 41.897153] #PF: supervisor instruction fetch in kernel mode # [ 41.902800] #PF: error_code(0x0011) - permissions violation [ 42.608760] lkdtm: attempting bad execution at 00007f9bcb483000 # [ 41.930545] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 800000002f2001e1 # [ 41.959420] Oops: 0011 [#9] SMP NOPTI # [ 41.985258] CPU: 0 PID: 1661 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 42.015173] Hardware name: Google Gru[ 42.636897] unable to execute userspace code (SMEP?) (uid: 0) nt/Grunt, BIOS 09/05/2019 # [ 42.021087] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 42.048395] Code: ff ff 3b cf 13 a3 ff ff ff ff 8a 22 cb a3 ff ff ff ff 81 b6 13 a3 ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0[ 42.664759] BUG: unable to handle page fault for address: 00007f9bcb483000 [ 42.693804] #PF: supervisor instruction fetch in kernel mode 0 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 # [ 42.075622] RSP: 0018:ffffa690c171be48 EFLAGS: 00010246 # [ 42.080841] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 42.087963] RDX: 0000000000000000 RSI: ffff8d82aac1bf7[ 42.699452] #PF: error_code(0x0011) - permissions violation 0 RDI: ffff8d82aac1bf70 # [ 42.095085] RBP: ffffffffa38d15a0 R08: 0000000000000000 R09: 0000000000000000 # [ 42.102207] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 42.109328] R13: ffffa690c171bf10 R14: ffffa690c171bf10 R1[ 42.727197] PGD 104013067 P4D 104013067 PUD 101f9e067 PMD 103225067 PTE 10a015067 5:[ ffff8d8284106000 # [ 42.116451] FS: 00007f2d53715580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 42.124526] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 42.130260] CR2: ffffffffa38d15a0 CR3: 000000010581e000 CR4: 000000 42.756853] Oops: 0011 [#10] SMP NOPTI 00001506f0 # [ 42.137381] Call Trace: # [ 42.139830] ? execute_location+0x48/0x56 # [ 42.143832] ? direct_entry.cold+0x2c/0x38 # [ 42.147922] ? full_proxy_write+0x56/0x80 # [ 42.151926] ? vfs_write+0xea/0x3a0 # [ 42.155409] ? ksys_wr[ 42.782785] CPU: 0 PID: 1697 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 42.812698] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ite+0x68/0xf0 # [ 42.158896] ? do_syscall_64+0x33/0x40 # [ 42.162641] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 42.167860] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usb[ 42.818610] RIP: 0010:0x7f9bcb483000 [ 42.844360] Code: Unable to access opcode bytes at RIP 0x7f9bcb482fd6. pd_notify # [ 42.180279] CR2: ffffffffa38d15a0 # [ 42.183588] ---[ end trace 838c833b863e5ee6 ]--- # [ 42.188201] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 42.192117] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91[ 42.850877] RSP: 0018:ffffa690c178be50 EFLAGS: 00010246 [ 42.878277] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 39 92 02 # [ 42.210851] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 42.216069] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000[ 42.885399] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 42.914704] RBP: 00007f9bcb483000 R08: 0000000000000000 R09: 0000000000000000 000 # [ 42.223191] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 42.230312] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 42.237432] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 42.921827] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f [ 42.951133] R13: ffffa690c178bf10 R14: ffffa690c178bf10 R15: ffff8d8283afd000 # [ 42.244554] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 42.251676] FS: 00007f2d53715580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 42.259751] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 42[ 42.958256] FS: 00007f9bcb455580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 42.988513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 .265486] CR2: ffffffffa38d15a0 CR3: 000000010581e000 CR4: 00000000001506f0 # [ 42.272610] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 42.281465] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1661[ 42.994250] CR2: 00007f9bcb483000 CR3: 0000000103c3e000 CR4: 00000000001506f0 [ 43.023556] Call Trace: , name: cat # [ 42.289021] INFO: lockdep is turned off. # [ 42.292935] irq event stamp: 0 # [ 42.295984] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 42.302244] hardirqs last disabled at (0): [] copy_process+0x6[ 43.026006] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae 64/0x1cb0 # [ 42.310406] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 42.318567] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 42.324826] CPU: 0 PID: 1661 Comm: cat Tainted: G D W 5.1[ 43.052968] ? direct_entry.cold+0x2c/0x38 0.169-cip26 #1 # [ 42.332555] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 42.338463] Call Trace: # [ 42.340908] dump_stack+0x77/0x9b # [ 42.344219] ___might_sleep.cold+0xa6/0xb6 # [ 42.348309] exit_signals+0x1c/0x2e0 # [ 42[ 43.079245] ? full_proxy_write+0x56/0x80 .351878] do_exit+0xc2/0xaf0 # [ 42.355017] ? ksys_write+0x68/0xf0 # [ 42.358501] make_task_dead+0x2f/0x30 # [ 42.362158] rewind_stack_and_make_dead+0x17/0x20 # [ 42.366856] RIP: 0033:0x7f2d535f2833 # [ 42.370425] Code: 8b 15 61 26 0e 00 [ 43.105433] ? vfs_write+0xea/0x3a0 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 # [ 42.389159] RSP: 002b:00007ffe73888f38 EFLAGS: 00000246 ORIG_RAX: 00000000 43.131101] ? ksys_write+0x68/0xf0 00000001 # [ 42.396717] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d535f2833 # [ 42.403839] RDX: 000000000000000c RSI: 00007f2d534e5000 RDI: 0000000000000001 # [ 42.410961] RBP: 00007f2d534e5000 R08: 00007f2d534e4010 R09: 000000000000[ 43.156772] ? do_syscall_64+0x33/0x40 00[00 # [ 42.418082] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 42.425203] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXEC_RODATA.sh # se 43.182700] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 lftests: lkdtm: EXEC_USERSPACE.sh [ 43.210105] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 43.225546] CR2: 00007f9bcb483000 [ 43.228968] ---[ end trace 838c833b863e5ee7 ]--- [ 43.233607] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 43.237648] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 43.256419] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 43.261714] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 43.268897] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 43.276072] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 43.283247] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 43.290419] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 43.297593] FS: 00007f9bcb455580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 43.305717] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.311497] CR2: 00007f9bcb483000 CR3: 0000000103c3e000 CR4: 00000000001506f0 # Killed # [ 42.575330] lkdtm: Performing direct entry EXEC_USERSPACE # [ 42.580747] lkdtm: attempting ok execution at ffffffffa2ae5120 # [ 42.608760] lkdtm: attempting bad execution at 00007f9bcb483000 # [ 42.636897] unable to execute userspace code (SMEP?) (uid: 0) # [ 42.664759] BUG: unable to handle page fault for address: 00007f9bcb483000 # [ 42.693804] #PF: supervisor instruction fetch in kernel mode # [ 42.699452] #PF: error_code(0x0011) - permissions violation # [ 42.727197] PGD 104013067 P4D 104013067 PUD 101f9e067 PMD 103225067 PTE 10a015067 # [ 42.756853] Oops: 0011 [#10] SMP NOPTI # [ 42.782785] CPU: 0 PID: 1697 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 42.812698] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 42.818610] RIP: 0010:0x7f9bcb483000 # [ 42.844360] Code: Unable to access opcode bytes at RIP 0x7f9bcb482fd6. # [ 42.850877] RSP: 0018:ffffa690c178be50 EFLAGS: 00010246 # [ 42.878277] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 # [ 42.885399] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 42.914704] RBP: 00007f9bcb483000 R08: 0000000000000000 R09: 0000000000000000 # [ 42.921827] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f # [ 42.951133] R13: ffffa690c178bf10 R14: fff[ 43.514583] lkdtm: Performing direct entry EXEC_NULL fa690c178bf10 R15: ffff8d8283afd000 # [ 42.958256] FS: 00007f9bcb455580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 42.988513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 42.994250] CR2: 00007f9bcb483000 CR3: 0000000103c3[ 43.531566] lkdtm: attempting ok execution at ffffffffa2ae5120 e000 CR4: 00000000001506f0 # [ 43.023556] Call Trace: # [ 43.026006] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 43.052968] ? direct_entry.cold+0x2c/0x38 # [ 43.079245] ? full_proxy_write+0x56/0x80 # [ 43.105433] ? vfs_write+0xea/0x3a0 # [ 43.559571] lkdtm: attempting bad execution at 0000000000000000 [ 43.131101] ? ksys_write+0x68/0xf0 # [ 43.156772] ? do_syscall_64+0x33/0x40 # [ 43.182700] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 43.210105] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_cha[ 43.587690] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 43.616759] #PF: supervisor instruction fetch in kernel mode rdev cros_ec_dev cros_usbpd_notify # [ 43.225546] CR2: 00007f9bcb483000 # [ 43.228968] ---[ end trace 838c833b863e5ee7 ]--- # [ 43.233607] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 43.237648] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c[ 43.622407] #PF: error_code(0x0010) - not-present page 0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 43.256419] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 43.261714] RAX: ffffffffa2ae4d50 RBX: 0000000000[ 43.649718] PGD 0 P4D 0 00[0001 RCX: 0000000000000000 # [ 43.268897] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 43.276072] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 43.283247] R10: 00000000ffffe000 R11: 3fffffffffffff 43.674435] Oops: 0010 [#11] SMP NOPTI ff R12: 0000000000000004 # [ 43.290419] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 43.297593] FS: 00007f9bcb455580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 43.305717] CS: 0010 DS: 0000 ES: 0000 CR0: 0[ 43.700365] CPU: 0 PID: 1733 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 43.730277] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 000000080050033 # [ 43.311497] CR2: 00007f9bcb483000 CR3: 0000000103c3e000 CR4: 00000000001506f0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # selftests: lkdtm: EXEC_NULL.sh [ 43.736189] RIP: 0010:0x0 [ 43.757780] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 43.764642] RSP: 0018:ffffa690c182be48 EFLAGS: 00010246 [ 43.769860] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 43.776982] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 43.784104] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 43.791225] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 43.798347] R13: ffffa690c182bf10 R14: ffffa690c182bf10 R15: ffff8d8283af4000 [ 43.805469] FS: 00007f665c887580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 43.813545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.819280] CR2: ffffffffffffffd6 CR3: 0000000101fda000 CR4: 00000000001506f0 [ 43.826402] Call Trace: [ 43.828850] execute_location+0x48/0x56 [ 43.832682] direct_entry.cold+0x2c/0x38 [ 43.836601] full_proxy_write+0x56/0x80 [ 43.840431] vfs_write+0xea/0x3a0 [ 43.843742] ksys_write+0x68/0xf0 [ 43.847055] do_syscall_64+0x33/0x40 [ 43.850627] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 43.855670] RIP: 0033:0x7f665c762833 [ 43.859239] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 43.877975] RSP: 002b:00007fffc6fec258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 43.885534] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f665c762833 [ 43.892656] RDX: 000000000000000a RSI: 00007f665c655000 RDI: 0000000000000001 [ 43.899776] RBP: 00007f665c655000 R08: 00007f665c654010 R09: 0000000000000000 [ 43.906897] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 43.914017] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 43.921144] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 43.933563] CR2: 0000000000000000 [ 43.936898] ---[ end trace 838c833b863e5ee8 ]--- [ 43.941562] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 43.945500] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 43.964377] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 43.969630] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 43.976828] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 43.984030] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 43.991225] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 43.998406] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 44.005579] FS: 00007f665c887580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 44.013718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.019504] CR2: ffffffffffffffd6 CR3: 0000000101fda000 CR4: 00000000001506f0 [ 44.179955] lkdtm: Performing direct entry ACCESS_USERSPACE # Killed # [ 43.514583] lkdtm: Performing direct entry EXEC_NULL # [ 43.531566] lkdtm: attempting ok execution at ffffffffa2ae5120 # [ 43.559571] lkdtm: attempting bad execution at 0000000000000000 # [ 43.587690] BUG: kernel NULL pointer derefe[ 44.185602] lkdtm: attempting bad read at 00007f5bce6dd000 rence, address: 0000000000000000 # [ 43.616759] #PF: supervisor instruction fetch in kernel mode # [ 43.622407] #PF: error_code(0x0010) - not-present page # [ 43.649718] PGD 0 P4D 0 # [ 43.674435] Oops: 0010 [#11] SMP NOPTI # [ 43.700365] C[ 44.213302] lkdtm: FAIL: survived bad read PU: 0 PID: 1733 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 43.730277] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 43.736189] RIP: 0010:0x0 # [ 43.757780] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 44.239569] lkdtm: attempting bad write at 00007f5bce6dd000 # [ 43.764642] RSP: 0018:ffffa690c182be48 EFLAGS: 00010246 # [ 43.769860] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 43.776982] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 43.784104] RBP: 0000[ 44.267322] lkdtm: FAIL: survived bad write 000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 43.791225] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 43.798347] R13: ffffa690c182bf10 R14: ffffa690c182bf10 R15: ffff8d8283af4000 # [ 43.805469] FS: 00007f665c887580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 43.813545] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 43.819280] CR2: ffffffffffffffd6 CR3: 0000000101fda000 CR4: 00000000001506f0 # [ 43.826402] Call Trace: # [ 43.828850] execute_location+0x48/0x56 # [ 43.832682] direct_entry.cold+0x2c/0x38 # [ 43.836601] full_proxy_write+0x56/0x80 # [ 43.840431] vfs_write+0xea/0x3a0 # [ 43.843742] ksys_write+0x68/0xf0 # [ 43.847055] do_syscall_64+0x33/0x40 # [ 43.850627] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 43.855670] RIP: 0033:0x7f665c762833 # [ 43.859239] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 43.877975] RSP: 002b:00007fffc6fec258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 43.885534] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f665c762833 # [ 43.892656] RDX: 000000000000000a RSI: 00007f665c655000 RDI: 0000000000000001 # [ 43.899776] RBP: 00007f665c655000 R08: 00007f665c654010 R09: 0000000000000000 # [ 43.906897] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 43.914017] R13: 000[ 44.412394] lkdtm: Performing direct entry ACCESS_NULL 0000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 43.921144] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 43.933563] CR2: 0000000000000000 # [ 43.936[ 44.431928] lkdtm: attempting bad read at 0000000000000000 898] ---[ end trace 838c833b863e5ee8 ]--- # [ 43.941562] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 43.945500] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f [ 44.459667] BUG: kernel NULL pointer dereference, address: 0000000000000000 84 00 00 00 00 00 0f 1f 44 00 00 83 05 00 39 92 02 # [ 43.964377] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 43.969630] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 43.976828] RDX: 0000000000000000 RSI: ffff8d82aac1bf[ 44.488700] #PF: supervisor read access in kernel mode [ 44.516012] #PF: error_code(0x0000) - not-present page 70 RDI: ffffffffa38d1110 # [ 43.984030] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 43.991225] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 43.998406] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R[ 44.521140] PGD 0 P4D 0 15: ffff8d8284105000 # [ 44.005579] FS: 00007f665c887580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 44.013718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 44.019504] CR2: ffffffffffffffd6 CR3: 0000000101fda000 CR4: 00000[ 44.545853] Oops: 0000 [#12] SMP NOPTI 000001506f0 # EXEC_NULL: saw 'call trace:': ok ok 36 selftests: lkdtm: EXEC_NULL.sh # selftests: lkdtm: ACCESS_USERSPACE.sh # [ 44.179955] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 44.185602] lkdtm: attempting bad read at 00007f5bce6dd00[ 44.571782] CPU: 0 PID: 1802 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 44.601695] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0 # [ 44.213302] lkdtm: FAIL: survived bad read # [ 44.239569] lkdtm: attempting bad write at 00007f5bce6dd000 # [ 44.267322] lkdtm: FAIL: survived bad write # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_US[ 44.607609] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 ER[SPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh 44.634482] Code: e2 95 fd ff be 00 10 00 00 48 89 ef e8 7a c4 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 a8 2f cb a3 e8 bc 95 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 d0 2f cb a3 48 01 [ 44.658158] RSP: 0018:ffffa690c190be58 EFLAGS: 00010246 [ 44.663375] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 [ 44.670498] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 44.677619] RBP: ffffffffa3cb2099 R08: 0000000000000000 R09: 0000000000000000 [ 44.684739] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 44.691860] R13: ffffa690c190bf10 R14: ffffa690c190bf10 R15: ffff8d8283e88000 [ 44.698981] FS: 00007f740bcd8580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 44.707058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.712795] CR2: 0000000000000000 CR3: 0000000103a96000 CR4: 00000000001506f0 [ 44.719918] Call Trace: [ 44.722365] direct_entry.cold+0x2c/0x38 [ 44.726284] full_proxy_write+0x56/0x80 [ 44.730114] vfs_write+0xea/0x3a0 [ 44.733425] ksys_write+0x68/0xf0 [ 44.736737] do_syscall_64+0x33/0x40 [ 44.740307] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 44.745352] RIP: 0033:0x7f740bbb2833 [ 44.748922] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 44.767659] RSP: 002b:00007ffd90bf9b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 44.775214] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f740bbb2833 [ 44.782335] RDX: 000000000000000c RSI: 00007f740baa5000 RDI: 0000000000000001 [ 44.789456] RBP: 00007f740baa5000 R08: 00007f740baa4010 R09: 0000000000000000 [ 44.796578] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 44.803700] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 44.810826] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 44.823246] CR2: 0000000000000000 [ 44.826605] ---[ end trace 838c833b863e5ee9 ]--- [ 44.831242] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 44.835271] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 44.854045] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 44.859336] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 44.866517] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 44.873703] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 44.880883] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 44.888053] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 44.895214] FS: 00007f740bcd8580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 44.903333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.909093] CR2: 0000000000000000 CR3: 0000000103a96000 CR4: 00000000001506f0 [ 45.064423] lkdtm: Performing direct entry WRITE_RO # Killed # [ 44.412394] lkdtm: Performing direct entry ACCESS_NULL # [ 44.431928] lkdtm: attempting bad read at 0000000000000000 # [ 44.459667] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 44.488700] #PF: supervisor read [ 45.069319] lkdtm: attempting bad rodata write at ffffffffa38d1590 access in kernel mode # [ 44.516012] #PF: error_code(0x0000) - not-present page # [ 44.521140] PGD 0 P4D 0 # [ 44.545853] Oops: 0000 [#12] SMP NOPTI # [ 44.571782] CPU: 0 PID: 1802 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ [ 45.097685] BUG: unable to handle page fault for address: ffffffffa38d1590 44.601695] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 44.607609] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 44.634482] Code: e2 95 fd ff be 00 10 00 00 48 89 ef e8 7a c4 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 a8 2f cb a3 e[ 45.126711] #PF: supervisor write access in kernel mode [ 45.154110] #PF: error_code(0x0003) - permissions violation 8 bc 95 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 d0 2f cb a3 48 01 # [ 44.658158] RSP: 0018:ffffa690c190be58 EFLAGS: 00010246 # [ 44.663375] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 44.670498] RDX: 00000[ 45.159673] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 800000002f2001e1 00[000000000 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 44.677619] RBP: ffffffffa3cb2099 R08: 0000000000000000 R09: 0000000000000000 # [ 44.684739] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 44.691860] R13: ffffa690c 45.188547] Oops: 0003 [#13] SMP NOPTI 190bf10 R14: ffffa690c190bf10 R15: ffff8d8283e88000 # [ 44.698981] FS: 00007f740bcd8580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 44.707058] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 44.712795] CR2: 0000000000000000 C[ 45.214478] CPU: 0 PID: 1837 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 45.244391] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 R3: 0000000103a96000 CR4: 00000000001506f0 # [ 44.719918] Call Trace: # [ 44.722365] direct_entry.cold+0x2c/0x38 # [ 44.726284] full_proxy_write+0x56/0x80 # [ 44.730114] vfs_write+0xea/0x3a0 # [ 44.733425] ksys_write+0x68/0xf0 # [ 44.[ 45.250307] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a 73[6737] do_syscall_64+0x33/0x40 # [ 44.740307] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 44.745352] RIP: 0033:0x7f740bbb2833 # [ 44.748922] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 45.276921] Code: 00 48 c7 c7 88 2e cb a3 48 c7 c6 90 15 8d a3 e8 66 98 fd ff 48 8b 05 c4 5b 79 00 ba 34 12 cd ab 48 c7 c7 b8 2e cb a3 48 31 d0 <48> 89 05 ae 5b 79 00 e9 44 98 fd ff 0f 1f 44 00 00 48 8b 05 3d 29 [ 45.317846] RSP: 0018:ffffa690c1973e60 EFLAGS: 00010202 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 # [ 44.767659] RSP: 002b:00007ffd90bf9b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 44.775214] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00[ 45.323061] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 [ 45.352367] RDX: 00000000abcd1234 RSI: ffff8d82aac1bf70 RDI: ffffffffa3cb2eb8 007f740bbb2833 # [ 44.782335] RDX: 000000000000000c RSI: 00007f740baa5000 RDI: 0000000000000001 # [ 44.789456] RBP: 00007f740baa5000 R08: 00007f740baa4010 R09: 0000000000000000 # [ 44.796578] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000000[ 45.359489] RBP: ffffffffa3cb20a5 R08: 0000000000000000 R09: 0000000000000000 [ 45.388794] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 0000000001 # [ 44.803700] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 44.810826] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 44.823246[ 45.395916] R13: ffffa690c1973f10 R14: ffffa690c1973f10 R15: ffff8d8281fb5000 [ 45.425222] FS: 00007f96be816580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 ] CR2: 0000000000000000 # [ 44.826605] ---[ end trace 838c833b863e5ee9 ]--- # [ 44.831242] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 44.835271] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 00 48 c7 c0 f4 ff ff ff e[ 45.433296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.461216] CR2: ffffffffa38d1590 CR3: 0000000105994000 CR4: 00000000001506f0 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 00 39 92 02 # [ 44.854045] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 44.859336] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 44.866517] RDX:[ 45.468338] Call Trace: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 44.873703] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 44.880883] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 44.888053] R13: fff[ 45.492968] direct_entry.cold+0x2c/0x38 fa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 44.895214] FS: 00007f740bcd8580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 44.903333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 44.909093] CR2: 000000000000[ 45.519071] full_proxy_write+0x56/0x80 0000 CR3: 0000000103a96000 CR4: 00000000001506f0 # ACCESS_NULL: saw 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: lkdtm: WRITE_RO.sh [ 45.545085] vfs_write+0xea/0x3a0 [ 45.562345] ksys_write+0x68/0xf0 [ 45.565658] do_syscall_64+0x33/0x40 [ 45.569230] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 45.574275] RIP: 0033:0x7f96be6f2833 [ 45.577846] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 45.596580] RSP: 002b:00007ffc3944e6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.604137] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f96be6f2833 [ 45.611259] RDX: 0000000000000009 RSI: 00007f96be5e5000 RDI: 0000000000000001 [ 45.618381] RBP: 00007f96be5e5000 R08: 00007f96be5e4010 R09: 0000000000000000 [ 45.625503] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 45.632624] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 45.639751] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 45.652172] CR2: ffffffffa38d1590 [ 45.655485] ---[ end trace 838c833b863e5eea ]--- [ 45.660097] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 45.664015] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 45.682750] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 45.687965] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 45.695086] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 45.702207] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 45.709329] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 45.716451] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 45.723573] FS: 00007f96be816580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 45.731647] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.737381] CR2: ffffffffa38d1590 CR3: 0000000105994000 CR4: 00000000001506f0 [ 45.744505] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 45.753370] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1837, name: cat [ 45.760936] INFO: lockdep is turned off. [ 45.764854] irq event stamp: 0 [ 45.767906] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 45.774166] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 45.782330] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 45.790491] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 45.796748] CPU: 0 PID: 1837 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 45.804478] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 45.810388] Call Trace: [ 45.812838] dump_stack+0x77/0x9b [ 45.816151] ___might_sleep.cold+0xa6/0xb6 [ 45.820241] exit_signals+0x1c/0x2e0 [ 45.823812] do_exit+0xc2/0xaf0 [ 45.826952] ? ksys_write+0x68/0xf0 [ 45.830438] make_task_dead+0x2f/0x30 [ 45.834095] rewind_stack_and_make_dead+0x17/0x20 [ 45.838794] RIP: 0033:0x7f96be6f2833 [ 45.842363] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 45.861100] RSP: 002b:00007ffc3944e6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.868659] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f96be6f2833 [ 45.875780] RDX: 0000000000000009 RSI: 00007f96be5e5000 RDI: 0000000000000001 [ 45.882903] RBP: 00007f96be5e5000 R08: 00007f96be5e4010 R09: 0000000000000000 [ 45.890025] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 45.897146] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 46.079459] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # Killed # [ 45.064423] lkdtm: Performing direct entry WRITE_RO # [ 45.069319] lkdtm: attempting bad rodata write at ffffffffa38d1590 # [ 45.097685] BUG: unable to handle page fault for address: ffffffffa38d1590 # [ 45.126711] #PF: supervisor w[ 46.085323] lkdtm: attempting bad ro_after_init write at ffffffffa3d2e330 rite access in kernel mode # [ 45.154110] #PF: error_code(0x0003) - permissions violation # [ 45.159673] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 800000002f2001e1 # [ 45.188547] Oops: 0003 [#13] SMP NOPTI # [ 45.214478] CPU: 0 PID: 1837 Comm[ 46.114275] BUG: unable to handle page fault for address: ffffffffa3d2e330 : cat Tainted: G D W 5.10.169-cip26 #1 # [ 45.244391] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 45.250307] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 45.276921] Code: 00 48 c7 c7 88 2e cb a3 48 c7 c6 90 15 8d a3 e8 66 98 fd [ 46.143307] #PF: supervisor write access in kernel mode [ 46.170705] #PF: error_code(0x0003) - permissions violation ff 48 8b 05 c4 5b 79 00 ba 34 12 cd ab 48 c7 c7 b8 2e cb a3 48 31 d0 <48> 89 05 ae 5b 79 00 e9 44 98 fd ff 0f 1f 44 00 00 48 8b 05 3d 29 # [ 45.317846] RSP: 0018:ffffa690c1973e60 EFLAGS: 00010202 # [ 45.323061] RAX: 000000000198b861 RBX: 000000000000[ 46.176269] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 1049f8063 PTE 800000002f72e161 00[28 RCX: 0000000000000000 # [ 45.352367] RDX: 00000000abcd1234 RSI: ffff8d82aac1bf70 RDI: ffffffffa3cb2eb8 # [ 45.359489] RBP: ffffffffa3cb20a5 R08: 0000000000000000 R09: 0000000000000000 # [ 45.388794] R10: 00000000ffffe000 R11: 3fffffffffffffff 46.206268] Oops: 0003 [#14] SMP NOPTI R12: 0000000000000009 # [ 45.395916] R13: ffffa690c1973f10 R14: ffffa690c1973f10 R15: ffff8d8281fb5000 # [ 45.425222] FS: 00007f96be816580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 45.433296] CS: 0010 DS: 0000 ES: 0000 CR0: 000[ 46.232199] CPU: 0 PID: 1872 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 46.262113] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0000080050033 # [ 45.461216] CR2: ffffffffa38d1590 CR3: 0000000105994000 CR4: 00000000001506f0 # [ 45.468338] Call Trace: # [ 45.492968] direct_entry.cold+0x2c/0x38 # [ 45.519071] full_proxy_write+0x56/0x80 # [ 45.545085] vfs_write+0xea/0[ 46.268029] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a x3[a0 # [ 45.562345] ksys_write+0x68/0xf0 # [ 45.565658] do_syscall_64+0x33/0x40 # [ 45.569230] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 45.574275] RIP: 0033:0x7f96be6f2833 # [ 45.577846] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 46.295596] Code: 2e cb a3 e9 18 98 fd ff 48 c7 c7 10 2f cb a3 e8 0c 98 fd ff 48 8b 05 0a 29 bf 00 ba 34 12 cd ab 48 c7 c7 b8 2e cb a3 48 31 d0 <48> 89 05 f4 28 bf 00 e9 ea 97 fd ff 0f 1f 44 00 00 41 54 48 c7 c7 f[f ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 45.596580] RSP: 002b:00007ffc3944e6d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 45.6041 46.336518] RSP: 0018:ffffa690c19ebe60 EFLAGS: 00010202 [ 46.363921] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 37] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f96be6f2833 # [ 45.611259] RDX: 0000000000000009 RSI: 00007f96be5e5000 RDI: 0000000000000001 # [ 45.618381] RBP: 00007f96be5e5000 R08: 00007f96be5e4010 R09: 0000000000000000 # [ 45.625503] [ 46.371043] RDX: 00000000abcd1234 RSI: ffff8d82aac1bf70 RDI: ffffffffa3cb2eb8 [ 46.400349] RBP: ffffffffa3cb20ae R08: 0000000000000000 R09: 0000000000000000 R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 45.632624] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 45.639751] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec[ 46.407470] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 [ 46.436776] R13: ffffa690c19ebf10 R14: ffffa690c19ebf10 R15: ffff8d8283a1a000 _chardev cros_ec_dev cros_usbpd_notify # [ 45.652172] CR2: ffffffffa38d1590 # [ 45.655485] ---[ end trace 838c833b863e5eea ]--- # [ 45.660097] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 45.664015] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 [ 46.443900] FS: 00007f3a562b0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 46.474157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 45.682750] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 45.687965] RAX: ffffffffa2ae4d50 RBX: 000000[ 46.479893] CR2: ffffffffa3d2e330 CR3: 0000000101f28000 CR4: 00000000001506f0 [ 46.509198] Call Trace: 0000000001 RCX: 0000000000000000 # [ 45.695086] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 45.702207] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 45.709329] R10: 00000000ffffe000 R11: 3fffffffff[ 46.511644] direct_entry.cold+0x2c/0x38 ffffff R12: 0000000000000004 # [ 45.716451] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 45.723573] FS: 00007f96be816580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 45.731647] CS: 0010 DS: 0000 ES: 0000 CR[ 46.537744] full_proxy_write+0x56/0x80 0: 0000000080050033 # [ 45.737381] CR2: ffffffffa38d1590 CR3: 0000000105994000 CR4: 00000000001506f0 # [ 45.744505] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 45.753370] in_atomic(): 0, irqs_disabled([ 46.563760] vfs_write+0xea/0x3a0 ): 1, non_block: 0, pid: 1837, name: cat # [ 45.760936] INFO: lockdep is turned off. # [ 45.764854] irq event stamp: 0 # [ 45.767906] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 45.774166] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 45.782330] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 45.790491] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 45.796748] CPU: 0 PID: 1837 Comm: cat Ta[ 46.614751] do_syscall_64+0x33/0x40 inted: G D W 5.10.169-cip26 #1 # [ 45.804478] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 45.810388] Call Trace: # [ 45.812838] dump_stack+0x77/0x9b # [ 45.816151] ___might_sleep.cold+0xa6/0xb6 # [ 45.820241] exit[ 46.640505] entry_SYSCALL_64_after_hwframe+0x61/0xc6 _signals+0x1c/0x2e0 # [ 45.823812] do_exit+0xc2/0xaf0 # [ 45.826952] ? ksys_write+0x68/0xf0 # [ 45.830438] make_task_dead+0x2f/0x30 # [ 45.834095] rewind_stack_and_make_dead+0x17/0x20 # [ 45.838794] RIP: 0033:0x7f96be6f2833 # [ 45.842[ 46.667735] RIP: 0033:0x7f3a5618a833 36[3] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 45.861100] RSP: 002b:00007ffc3944e6d8 EFLAGS 46.693491] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 : [00000246 ORIG_RAX: 0000000000000001 # [ 45.868659] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007f96be6f2833 # [ 45.875780] RDX: 0000000000000009 RSI: 00007f96be5e5000 RDI: 0000000000000001 # [ 45.882903] RBP: 00007f96be5e5000 R08: 00007 46.734414] RSP: 002b:00007ffd072ecaa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.764157] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3a5618a833 f96be5e4010 R09: 0000000000000000 # [ 45.890025] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 45.897146] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: l[ 46.771280] RDX: 0000000000000014 RSI: 00007f3a5607d000 RDI: 0000000000000001 [ 46.800585] RBP: 00007f3a5607d000 R08: 00007f3a5607c010 R09: 0000000000000000 kdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh [ 46.807706] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 46.820286] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 46.827413] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 46.839832] CR2: ffffffffa3d2e330 [ 46.843144] ---[ end trace 838c833b863e5eeb ]--- [ 46.847758] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 46.851674] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 46.870410] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 46.875626] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 46.882747] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 46.889868] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 46.896989] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 46.904112] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 46.911236] FS: 00007f3a562b0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 46.919309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.925044] CR2: ffffffffa3d2e330 CR3: 0000000101f28000 CR4: 00000000001506f0 [ 46.932168] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 46.941025] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1872, name: cat [ 46.948581] INFO: lockdep is turned off. [ 46.952497] irq event stamp: 0 [ 46.955546] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 46.961805] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 46.969970] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 46.978133] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 46.984390] CPU: 0 PID: 1872 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 46.992119] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 46.998027] Call Trace: [ 47.000472] dump_stack+0x77/0x9b [ 47.003784] ___might_sleep.cold+0xa6/0xb6 [ 47.007875] exit_signals+0x1c/0x2e0 [ 47.011446] do_exit+0xc2/0xaf0 [ 47.014584] ? ksys_write+0x68/0xf0 [ 47.018070] make_task_dead+0x2f/0x30 [ 47.021729] rewind_stack_and_make_dead+0x17/0x20 [ 47.026426] RIP: 0033:0x7f3a5618a833 [ 47.029994] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 47.048728] RSP: 002b:00007ffd072ecaa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.056287] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3a5618a833 [ 47.063408] RDX: 0000000000000014 RSI: 00007f3a5607d000 RDI: 0000000000000001 [ 47.070529] RBP: 00007f3a5607d000 R08: 00007f3a5607c010 R09: 0000000000000000 [ 47.077650] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 47.084771] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.264190] lkdtm: Performing direct entry WRITE_KERN # Killed # [ 46.079459] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 46.085323] lkdtm: attempting bad ro_after_init write at ffffffffa3d2e330 # [ 46.114275] BUG: unable to handle page fault for address: ffffffffa3d2e330 # [ 46.143307][ 47.269260] lkdtm: attempting bad 6645798 byte write at ffffffffa313b946 #PF: supervisor write access in kernel mode # [ 46.170705] #PF: error_code(0x0003) - permissions violation # [ 46.176269] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 1049f8063 PTE 800000002f72e161 # [ 46.206268] Oops: 0003 [#14] SMP NOPTI # [ 4[ 47.298146] BUG: unable to handle page fault for address: ffffffffa313b946 6.232199] CPU: 0 PID: 1872 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 46.262113] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.268029] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 46.295596] Code: 2e cb a3 e9 18 [ 47.327170] #PF: supervisor write access in kernel mode [ 47.354570] #PF: error_code(0x0003) - permissions violation 98 fd ff 48 c7 c7 10 2f cb a3 e8 0c 98 fd ff 48 8b 05 0a 29 bf 00 ba 34 12 cd ab 48 c7 c7 b8 2e cb a3 48 31 d0 <48> 89 05 f4 28 bf 00 e9 ea 97 fd ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 46.336518] RSP: 0018:ffffa690c19ebe60 EFLAGS: 00010202 # [ 46.36392[ 47.360132] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 2ea001e1 1][ RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 46.371043] RDX: 00000000abcd1234 RSI: ffff8d82aac1bf70 RDI: ffffffffa3cb2eb8 # [ 46.400349] RBP: ffffffffa3cb20ae R08: 0000000000000000 R09: 0000000000000000 # [ 46.407470] R 47.388314] Oops: 0003 [#15] SMP NOPTI 10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 46.436776] R13: ffffa690c19ebf10 R14: ffffa690c19ebf10 R15: ffff8d8283a1a000 # [ 46.443900] FS: 00007f3a562b0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 46.47[ 47.414245] CPU: 0 PID: 1907 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 47.444157] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 4157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.479893] CR2: ffffffffa3d2e330 CR3: 0000000101f28000 CR4: 00000000001506f0 # [ 46.509198] Call Trace: # [ 46.511644] direct_entry.cold+0x2c/0x38 # [ 46.537744] full_proxy_write+0x5[ 47.450071] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e 6/[0x80 # [ 46.563760] vfs_write+0xea/0x3a0 # [ 46.589254] ksys_write+0x68/0xf0 # [ 46.614751] do_syscall_64+0x33/0x40 # [ 46.640505] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 46.667735] RIP: 0033:0x7f3a5618a833 # [ 46.693491] Code: 47.476857] Code: 53 48 c7 c3 46 b9 13 a3 49 89 dc 48 89 da 49 81 ec 20 51 ae a2 4c 89 e6 e8 bf 97 fd ff 48 89 df 4c 89 e1 48 c7 c6 20 51 ae a2 a4 48 c7 c7 b8 2e cb a3 e8 a4 97 fd ff 5b 41 5c e9 b7 fe ff ff [ 47.517779] RSP: 0018:ffffa690c1a6be50 EFLAGS: 00010246 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 46.734414] RSP: 002b:00007ffd072ecaa8 EFLAGS: 00000246[ 47.522994] RAX: 000000000000003c RBX: ffffffffa313b946 RCX: 0000000000656826 [ 47.552301] RDX: 0000000000000000 RSI: ffffffffa2ae5120 RDI: ffffffffa313b946 ORIG_RAX: 0000000000000001 # [ 46.764157] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3a5618a833 # [ 46.771280] RDX: 0000000000000014 RSI: 00007f3a5607d000 RDI: 0000000000000001 # [ 46.800585] RBP: 00007f3a5607d000 R08: 00007f3a5607c01[ 47.559423] RBP: ffffffffa3cb20c2 R08: 0000000000000000 R09: 0000000000000000 [ 47.588728] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000656826 0 R09: 0000000000000000 # [ 46.807706] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 46.820286] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 46.827413] Modules linked in: fuse ip_tables cros_ec_sysf[ 47.595850] R13: ffffa690c1a6bf10 R14: ffffa690c1a6bf10 R15: ffff8d8284100000 [ 47.625156] FS: 00007fe596f0f580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 s cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 46.839832] CR2: ffffffffa3d2e330 # [ 46.843144] ---[ end trace 838c833b863e5eeb ]--- # [ 46.847758] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 46.851674] Code: 89 ff e8 [ 47.633230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.661148] CR2: ffffffffa313b946 CR3: 0000000103208000 CR4: 00000000001506f0 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 46.870410] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 46[ 47.668270] Call Trace: .875626] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 # [ 46.882747] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 46.889868] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 46.896[ 47.692903] direct_entry.cold+0x2c/0x38 989] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 46.904112] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 46.911236] FS: 00007f3a562b0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ [ 47.719005] full_proxy_write+0x56/0x80 46.919309] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.925044] CR2: ffffffffa3d2e330 CR3: 0000000101f28000 CR4: 00000000001506f0 # [ 46.932168] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ [ 47.745022] vfs_write+0xea/0x3a0 46.941025] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1872, name: cat # [ 46.948581] INFO: lockdep is turned off. # [ 46.952497] irq event stamp: 0 # [ 46.955546] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 46.96180[ 47.770515] ksys_write+0x68/0xf0 5] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 46.969970] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 46.978133] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ [ 47.796012] do_syscall_64+0x33/0x40 46.984390] CPU: 0 PID: 1872 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 46.992119] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.998027] Call Trace: # [ 47.000472] dump_stack+0x77/0x9b # [ 47.003784] ___might_sl[ 47.821768] entry_SYSCALL_64_after_hwframe+0x61/0xc6 eep.cold+0xa6/0xb6 # [ 47.007875] exit_signals+0x1c/0x2e0 # [ 47.011446] do_exit+0xc2/0xaf0 # [ 47.014584] ? ksys_write+0x68/0xf0 # [ 47.018070] make_task_dead+0x2f/0x30 # [ 47.021729] rewind_stack_and_make_dead+0x17/0x20 # [ 47.0264[ 47.848998] RIP: 0033:0x7fe596dea833 26[] RIP: 0033:0x7f3a5618a833 # [ 47.029994] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47 47.874754] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 .0[48728] RSP: 002b:00007ffd072ecaa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.056287] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3a5618a833 # [ 47.063408] RDX: 0000000000000014 RSI: 00007f3a5607d000 RDI: 0000000000000001 # [ 4 47.915677] RSP: 002b:00007ffe789b18c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.945421] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe596dea833 7.070529] RBP: 00007f3a5607d000 R08: 00007f3a5607c010 R09: 0000000000000000 # [ 47.077650] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 47.084771] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO_[ 47.952542] RDX: 000000000000000b RSI: 00007fe596cdd000 RDI: 0000000000000001 [ 47.981847] RBP: 00007fe596cdd000 R08: 00007fe596cdc010 R09: 0000000000000000 AFTER_INIT: saw 'call trace:': ok ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh [ 47.988969] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 48.006314] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.013440] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 48.025860] CR2: ffffffffa313b946 [ 48.029173] ---[ end trace 838c833b863e5eec ]--- [ 48.033786] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 48.037703] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 [ 48.056439] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 [ 48.061657] RAX: ffffffffa2ae4d50 RBX: 0000000000000001 RCX: 0000000000000000 [ 48.068778] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 [ 48.075900] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 [ 48.083022] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 48.090142] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 [ 48.097266] FS: 00007fe596f0f580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 48.105340] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.111076] CR2: ffffffffa313b946 CR3: 0000000103208000 CR4: 00000000001506f0 [ 48.118199] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 48.127055] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1907, name: cat [ 48.134611] INFO: lockdep is turned off. [ 48.138528] irq event stamp: 0 [ 48.141576] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 48.147832] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 48.155997] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 48.164159] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 48.170415] CPU: 0 PID: 1907 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 48.178144] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 48.184053] Call Trace: [ 48.186499] dump_stack+0x77/0x9b [ 48.189812] ___might_sleep.cold+0xa6/0xb6 [ 48.193904] exit_signals+0x1c/0x2e0 [ 48.197476] do_exit+0xc2/0xaf0 [ 48.200614] ? ksys_write+0x68/0xf0 [ 48.204101] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 [ 48.208973] make_task_dead+0x2f/0x30 [ 48.212630] rewind_stack_and_make_dead+0x17/0x20 [ 48.217326] RIP: 0033:0x7fe596dea833 [ 48.220894] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 48.239629] RSP: 002b:00007ffe789b18c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.247187] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe596dea833 [ 48.254308] RDX: 000000000000000b RSI: 00007fe596cdd000 RDI: 0000000000000001 [ 48.261430] RBP: 00007fe596cdd000 R08: 00007fe596cdc010 R09: 0000000000000000 [ 48.268551] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 48.275674] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.523866] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # Killed # [ 47.264190] lkdtm: Performing direct entry WRITE_KERN # [ 47.269260] lkdtm: attempting bad 6645798 byte write at ffffffffa313b946 # [ 47.298146] BUG: unable to handle page fault for address: ffffffffa313b946 # [ 47.327170] #PF: supe[ 48.529901] lkdtm: attempting good refcount_inc() without overflow rvisor write access in kernel mode # [ 47.354570] #PF: error_code(0x0003) - permissions violation # [ 47.360132] PGD 2f829067 P4D 2f829067 PUD 2f82a063 PMD 2ea001e1 # [ 47.388314] Oops: 0003 [#15] SMP NOPTI # [ 47.414245] CPU: 0 PID: 1907 Comm[ 48.558246] lkdtm: attempting bad refcount_inc() overflow : cat Tainted: G D W 5.10.169-cip26 #1 # [ 47.444157] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.450071] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 47.476857] Code: 53 48 c7 c3 46 b9 13 a3 49 89 dc 48 89 da 49 81 ec 20 5[ 48.585846] ------------[ cut here ]------------ 1 ae a2 4c 89 e6 e8 bf 97 fd ff 48 89 df 4c 89 e1 48 c7 c6 20 51 ae a2 a4 48 c7 c7 b8 2e cb a3 e8 a4 97 fd ff 5b 41 5c e9 b7 fe ff ff # [ 47.517779] RSP: 0018:ffffa690c1a6be50 EFLAGS: 00010246 # [ 47.522994] RAX: 000000000000003c RBX: ffffffffa3[ 48.612618] refcount_t: saturated; leaking memory. 13b946 RCX: 0000000000656826 # [ 47.552301] RDX: 0000000000000000 RSI: ffffffffa2ae5120 RDI: ffffffffa313b946 # [ 47.559423] RBP: ffffffffa3cb20c2 R08: 0000000000000000 R09: 0000000000000000 # [ 47.588728] R10: 00000000ffffe000 R11: 3fffffffffffff[ 48.639623] WARNING: CPU: 0 PID: 1942 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 ff R12: 0000000000656826 # [ 47.595850] R13: ffffa690c1a6bf10 R14: ffffa690c1a6bf10 R15: ffff8d8284100000 # [ 47.625156] FS: 00007fe596f0f580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 47.633230] CS: 0010 DS: 0000 ES: 0000 CR0: 0[ 48.670192] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 000000080050033 # [ 47.661148] CR2: ffffffffa313b946 CR3: 0000000103208000 CR4: 00000000001506f0 # [ 47.668270] Call Trace: # [ 47.692903] direct_entry.cold+0x2c/0x38 # [ 47.719005] full_proxy_write+0x56/0x80 # [ 47.745022] vfs_write+0xea[ 48.704790] CPU: 0 PID: 1942 Comm: cat Tainted: G D W 5.10.169-cip26 #1 /0x3a0 # [ 47.770515] ksys_write+0x68/0xf0 # [ 47.796012] do_syscall_64+0x33/0x40 # [ 47.821768] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.848998] RIP: 0033:0x7fe596dea833 # [ 47.874754] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 [ 48.734703] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47.915677] RSP: 002b:00007ffe789b18c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.94[ 48.762801] RIP: 0010:refcount_warn_saturate+0x51/0x110 5421] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe596dea833 # [ 47.952542] RDX: 000000000000000b RSI: 00007fe596cdd000 RDI: 0000000000000001 # [ 47.981847] RBP: 00007fe596cdd000 R08: 00007fe596cdc010 R09: 0000000000000000 # [ 47.988969[ 48.790203] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 ] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 48.006314] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 48.013440] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_[ 48.831125] RSP: 0018:ffffa690c1ad3e48 EFLAGS: 00010286 ec_chardev cros_ec_dev cros_usbpd_notify # [ 48.025860] CR2: ffffffffa313b946 # [ 48.029173] ---[ end trace 838c833b863e5eec ]--- # [ 48.033786] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 48.037703] Code: 89 ff e8 de 60 a3 ff 48 c7 c0 ea ff ff ff eb de 4[ 48.858563] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 8 c7 c0 ea ff ff ff e9 b9 fb 91 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 00 39 92 02 # [ 48.056439] RSP: 0018:ffffa690c081be60 EFLAGS: 00010286 # [ 48.061657] RAX: ffffffffa2ae4d50 RBX: 0000[ 48.887939] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 000000000001 RCX: 0000000000000000 # [ 48.068778] RDX: 0000000000000000 RSI: ffff8d82aac1bf70 RDI: ffffffffa38d1110 # [ 48.075900] RBP: ffffffffa3d0d628 R08: 0000000000000001 R09: 0000000000000001 # [ 48.083022] R10: 00000000ffffe000 R11: 3fffffff[ 48.917184] RBP: ffffffffa3cb20cd R08: 0000000000000000 R09: 0000000000000000 ffffffff R12: 0000000000000004 # [ 48.090142] R13: ffffa690c081bf10 R14: ffffa690c081bf10 R15: ffff8d8284105000 # [ 48.097266] FS: 00007fe596f0f580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 48.105340] CS: 0010 DS: 0000 ES: 0000 [ 48.946544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 CR0: 0000000080050033 # [ 48.111076] CR2: ffffffffa313b946 CR3: 0000000103208000 CR4: 00000000001506f0 # [ 48.118199] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 48.127055] in_atomic(): 0, irqs_disabl[ 48.975809] R13: ffffa690c1ad3f10 R14: ffffa690c1ad3f10 R15: ffff8d8282792000 e[ 49.005056] FS: 00007fec5c24c3c0(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 d(): 1, non_block: 0, pid: 1907, name: cat [ 49.013180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.134611] INFO: lockdep is turned off. # [ 48.138528] irq event stamp: 0 # [ 48.141576] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 48.147832] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 49.022734] CR2: 00007fec5c01d000 CR3: 00000001059ce000 CR4: 00000000001506f0 [ 48.155997] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 48.164159] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 48.170415] CPU: 0 PID: 1907 Comm: cat Tainted: G D W 5.10.169-cip26 #[ 49.052042] Call Trace: 1 [ 49.076691] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 48.178144] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.184053] Call Trace: # [ 48.186499] dump_stack+0x77/0x9b # [ 48.189812] ___might_sleep.cold+0xa6/0xb6 # [ 48.193904] exit_signals+0x1c/0x2e0 # [ 48.197476] do_exi[ 49.081721] direct_entry.cold+0x2c/0x38 t+0xc2/0xaf0 # [ 48.200614] ? ksys_write+0x68/0xf0 # [ 48.204101] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 48.208973] make_task_dead+0x2f/0x30 # [ 48.212630] rewind_stack_and_make_dead+0x17/0x20 # [ 48.217326] RIP: 0033:0x7fe596dea833 [ 49.107837] full_proxy_write+0x56/0x80 # [ 48.220894] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18[ 49.133834] vfs_write+0xea/0x3a0 [ 49.155962] ksys_write+0x68/0xf0 # [ 48.239629] RSP: 002b:00007ffe789b18c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.247187] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe596dea833 # [ 48.254308] RDX: 000000000000000b RSI: 00007fe596cdd000 RDI: 0000000000000001 [ 49.159448] do_syscall_64+0x33/0x40 # [ 48.261430] RBP: 00007fe596cdd000 R08: 00007fe596cdc010 R09: 0000000000000000 # [ 48.268551] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 48.275674] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # W[ 49.185201] entry_SYSCALL_64_after_hwframe+0x61/0xc6 RITE_KERN: saw 'call trace:': ok ok 41 selftests: lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 49.212428] RIP: 0033:0x7fec5c12a833 [ 49.226316] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.245079] RSP: 002b:00007ffe7fa1dfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.252671] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fec5c12a833 [ 49.259817] RDX: 0000000000000016 RSI: 00007fec5c01d000 RDI: 0000000000000001 [ 49.266966] RBP: 00007fec5c01d000 R08: 00007fec5c01c010 R09: 0000000000000000 [ 49.274107] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.281282] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.288432] irq event stamp: 0 [ 49.291508] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 49.297790] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 49.305981] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 49.314171] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 49.320468] ---[ end trace 838c833b863e5eed ]--- [ 49.325105] lkdtm: Overflow detected: saturated # [ 48.523866] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 48.529901] lkdtm: attempting good refcount_inc() without overflow # [ 48.558246] lkdtm: attempting bad refcount_inc() overflow # [ 48.585846] ------------[ cut here ]------------ # [ 48.612618] refcount_t: saturated; leaking memory. # [ 48.639623] WARNING: CPU: 0 PID: 1942 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 48.670192] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 48.704790] CPU: 0 PID: 1942 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 48.734703] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.762801] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 48.790203] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 # [ 48.831125] RSP: 0018:ffffa690c1ad3e48 EFLAGS: 00010286 # [ 48.858563] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 48.887939] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 48.917184] RBP: ffffffffa3cb20cd R08: 0000000000000000 R09: 0000000000000000 # [ 48.946544] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 48.975809] R13: ffffa690c1ad3f10 R14: ffffa690c1ad3f10 R15: ffff8d8282792000 #[ 49.477515] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 49.005056] FS: 00007fec5c24c3c0(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 49.013180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.022734] CR2: 00007fec5c01d000 CR3: 00000001059ce000 CR4: 00000000001506f0 # [ 49.0[ 49.491326] lkdtm: attempting good refcount_add() without overflow 52042] Call Trace: # [ 49.076691] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 49.081721] direct_entry.cold+0x2c/0x38 # [ 49.107837] full_proxy_write+0x56/0x80 # [ 49.133834] vfs_write+0xea/0x3a0 # [ 49.155962] ksys_write+0x68/0xf0 # [ [ 49.519717] lkdtm: attempting bad refcount_add() overflow 49.159448] do_syscall_64+0x33/0x40 # [ 49.185201] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 49.212428] RIP: 0033:0x7fec5c12a833 # [ 49.226316] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 [ 49.547279] ------------[ cut here ]------------ 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 # [ 49.245079] RSP: 002b:00007ffe7fa1dfc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.252671] RAX: ffffffffffffffda RBX: 0000000000000016 RCX:[ 49.574067] refcount_t: saturated; leaking memory. 00007fec5c12a833 # [ 49.259817] RDX: 0000000000000016 RSI: 00007fec5c01d000 RDI: 0000000000000001 # [ 49.266966] RBP: 00007fec5c01d000 R08: 00007fec5c01c010 R09: 0000000000000000 # [ 49.274107] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000[ 49.601061] WARNING: CPU: 0 PID: 1974 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0000000000001 # [ 49.281282] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 49.288432] irq event stamp: 0 # [ 49.291508] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 49.297790] hardirqs last disabled at (0)[ 49.631683] 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+0x664/0x1cb0 # [ 49.305981] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 49.314171] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 49.320468] ---[ end trace 838c[ 49.666344] CPU: 0 PID: 1974 Comm: cat Tainted: G D W 5.10.169-cip26 #1 833b863e5eed ]--- # [ 49.325105] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 49.696191] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 49.720939] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 49.726223] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 [ 49.745004] RSP: 0018:ffffa690c1b3be48 EFLAGS: 00010286 [ 49.750273] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 [ 49.757453] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 49.764640] RBP: ffffffffa3cb20e3 R08: 0000000000000000 R09: 0000000000000000 [ 49.771818] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 49.778993] R13: ffffa690c1b3bf10 R14: ffffa690c1b3bf10 R15: ffff8d8284022000 [ 49.786173] FS: 00007fe426fc0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 49.794379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.800162] CR2: 00007fe426d8d000 CR3: 00000001059ca000 CR4: 00000000001506f0 [ 49.807362] Call Trace: [ 49.809877] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 [ 49.814790] direct_entry.cold+0x2c/0x38 [ 49.818833] full_proxy_write+0x56/0x80 [ 49.822746] vfs_write+0xea/0x3a0 [ 49.826104] ksys_write+0x68/0xf0 [ 49.829559] do_syscall_64+0x33/0x40 [ 49.833200] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 49.838272] RIP: 0033:0x7fe426e9a833 [ 49.841879] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.860634] RSP: 002b:00007fff3af51098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.868195] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe426e9a833 [ 49.875338] RDX: 0000000000000016 RSI: 00007fe426d8d000 RDI: 0000000000000001 [ 49.882469] RBP: 00007fe426d8d000 R08: 00007fe426d8c010 R09: 0000000000000000 [ 49.889598] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.896725] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.903858] irq event stamp: 0 [ 49.906927] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 49.913190] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 49.921358] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 49.929527] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 49.935789] ---[ end trace 838c833b863e5eee ]--- [ 49.940425] lkdtm: Overflow detected: saturated # [ 49.477515] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 49.491326] lkdtm: attempting good refcount_add() without overflow # [ 49.519717] lkdtm: attempting bad refcount_add() overflow # [ 49.547279] ------------[ cut here ]------------ # [ 49.574067] refcount_t: saturated; leaking memory. # [ 49.601061] WARNING: CPU: 0 PID: 1974 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 49.631683] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 49.666344] CPU: 0 PID: 1974 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 49.696191] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 49.720939] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 49.726223] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 # [ 49.745004] RSP: 0018:ffffa690c1b3be48 EFLAGS: 00010286 # [ 49.750273] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 49.757453] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 49.764640] RBP: ffffffffa3cb20e3 R08: 0000000000000000 R09: 0000000000000000 # [ 49.771818] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 49.778993] R13: ffffa690c1b3bf10 R14: ffffa690c1b3bf10 R15: ffff8d8284022000 # [ 49.786173] FS: 00007fe426fc0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 49[ 50.091838] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW .794379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.800162] CR2: 00007fe426d8d000 CR3: 00000001059ca000 CR4: 00000000001506f0 # [ 49.807362] Call Trace: # [ 49.809877] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 49.814790] direct_[ 50.112161] lkdtm: attempting bad refcount_inc_not_zero() overflow entry.cold+0x2c/0x38 # [ 49.818833] full_proxy_write+0x56/0x80 # [ 49.822746] vfs_write+0xea/0x3a0 # [ 49.826104] ksys_write+0x68/0xf0 # [ 49.829559] do_syscall_64+0x33/0x40 # [ 49.833200] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ [ 50.140533] ------------[ cut here ]------------ 49.838272] RIP: 0033:0x7fe426e9a833 # [ 49.841879] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 50.167359] refcount_t: saturated; leaking memory. # [ 49.860634] RSP: 002b:00007fff3af51098 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.868195] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe426e9a833 # [ 49.875338] RDX: 0000000000000016 RSI: 00007fe426d8d000 RDI: 0000000000000001 [ 50.194361] WARNING: CPU: 0 PID: 2006 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 49.882469] RBP: 00007fe426d8d000 R08: 00007fe426d8c010 R09: 0000000000000000 # [ 49.889598] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 49.896725] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [[ 50.225007] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 49.903858] irq event stamp: 0 # [ 49.906927] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 49.913190] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 49.921358] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 49.929527] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 49.935789] ---[ end trace 838c833b863e5eee ]--- # [ 49.940425] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw [ 50.289465] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 'call trace:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 50.317564] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 50.333500] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 [ 50.352261] RSP: 0018:ffffa690c1ba3e38 EFLAGS: 00010282 [ 50.357516] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 50.364663] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 50.371813] RBP: ffffffffa3cb1d20 R08: 0000000000000000 R09: 0000000000000000 [ 50.378957] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 50.386105] R13: ffffa690c1ba3f10 R14: ffffa690c1ba3f10 R15: ffff8d8283e2f000 [ 50.393252] FS: 00007f46b2ca0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 50.401359] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.407115] CR2: 00007f46b2a6d000 CR3: 0000000104106000 CR4: 00000000001506f0 [ 50.414280] Call Trace: [ 50.416751] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 50.422295] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 50.427893] direct_entry.cold+0x2c/0x38 [ 50.431882] full_proxy_write+0x56/0x80 [ 50.435778] vfs_write+0xea/0x3a0 [ 50.439161] ksys_write+0x68/0xf0 [ 50.442531] do_syscall_64+0x33/0x40 [ 50.446221] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 50.451345] RIP: 0033:0x7f46b2b7a833 [ 50.455001] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 50.473815] RSP: 002b:00007ffe3eaab9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.481469] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f46b2b7a833 [ 50.488677] RDX: 000000000000001f RSI: 00007f46b2a6d000 RDI: 0000000000000001 [ 50.495856] RBP: 00007f46b2a6d000 R08: 00007f46b2a6c010 R09: 0000000000000000 [ 50.502983] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.510108] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.517263] irq event stamp: 0 [ 50.520325] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.526587] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 50.534755] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 50.542920] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.549199] ---[ end trace 838c833b863e5eef ]--- [ 50.553823] lkdtm: Overflow detected: saturated # [ 50.091838] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 50.112161] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 50.140533] ------------[ cut here ]------------ # [ 50.167359] refcount_t: saturated; leaking memory. # [ 50.194361] WARNING: CPU: 0 PID: 2006 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 50.225007] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 50.259559] CPU: 0 PID: 2006 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 50.289465] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 50.317564] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 50.333500] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 # [ 50.352261] RSP: 0018:ffffa690c1ba3e38 EFLAGS: 00010282 # [ 50.357516] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 50.364663] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 50.371813] RBP: ffffffffa3cb1d20 R08: 0000000000000000 R09: 0000000000000000 # [ 50.378957][ 50.682591] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 50.386105] R13: ffffa690c1ba3f10 R14: ffffa690c1ba3f10 R15: ffff8d8283e2f000 # [ 50.393252] FS: 00007f46b2ca0580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 50.[ 50.700453] lkdtm: attempting bad refcount_add_not_zero() overflow 401359] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.407115] CR2: 00007f46b2a6d000 CR3: 0000000104106000 CR4: 00000000001506f0 # [ 50.414280] Call Trace: # [ 50.416751] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 50.422295] [ 50.728831] ------------[ cut here ]------------ lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 50.427893] direct_entry.cold+0x2c/0x38 # [ 50.431882] full_proxy_write+0x56/0x80 # [ 50.435778] vfs_write+0xea/0x3a0 # [ 50.439161] ksys_write+0x68/0xf0 # [ 50.442531] do_syscall_64+0x3[ 50.755611] refcount_t: saturated; leaking memory. 3/0x40 # [ 50.446221] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 50.451345] RIP: 0033:0x7f46b2b7a833 # [ 50.455001] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f[ 50.782614] WARNING: CPU: 0 PID: 2038 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 50.473815] RSP: 002b:00007ffe3eaab9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.481469] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f46b2b7a833 # [ 50.4[ 50.813180] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 88677] RDX: 000000000000001f RSI: 00007f46b2a6d000 RDI: 0000000000000001 # [ 50.495856] RBP: 00007f46b2a6d000 R08: 00007f46b2a6c010 R09: 0000000000000000 # [ 50.502983] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 50.51010[ 50.847826] CPU: 0 PID: 2038 Comm: cat Tainted: G D W 5.10.169-cip26 #1 8] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 50.517263] irq event stamp: 0 # [ 50.520325] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 50.526587] hardirqs last disabled at (0): [] copy_p[ 50.877814] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 rocess+0x664/0x1cb0 # [ 50.534755] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 50.542920] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 50.549199] ---[ end trace 838c833b863e5eef ]--- # [ 50.5[ 50.905836] RIP: 0010:refcount_warn_saturate+0x97/0x110 53823] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 50.933271] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 [ 50.970603] RSP: 0018:ffffa690c1c1be38 EFLAGS: 00010282 [ 50.975874] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 50.983041] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 50.990202] RBP: ffffffffa3cb1d40 R08: 0000000000000000 R09: 0000000000000000 [ 50.997346] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 51.004515] R13: ffffa690c1c1bf10 R14: ffffa690c1c1bf10 R15: ffff8d8284b68000 [ 51.011658] FS: 00007f1207e99580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 51.019781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.025541] CR2: 00007f1207c65000 CR3: 00000001059ce000 CR4: 00000000001506f0 [ 51.032744] Call Trace: [ 51.035271] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 51.040888] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 51.046532] direct_entry.cold+0x2c/0x38 [ 51.050514] full_proxy_write+0x56/0x80 [ 51.054422] vfs_write+0xea/0x3a0 [ 51.057815] ksys_write+0x68/0xf0 [ 51.061194] do_syscall_64+0x33/0x40 [ 51.064872] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 51.070018] RIP: 0033:0x7f1207d72833 [ 51.073662] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 51.092443] RSP: 002b:00007ffc457b8348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.100107] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1207d72833 [ 51.107277] RDX: 000000000000001f RSI: 00007f1207c65000 RDI: 0000000000000001 [ 51.114420] RBP: 00007f1207c65000 R08: 00007f1207c64010 R09: 0000000000000000 [ 51.121555] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 51.128700] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 51.135843] irq event stamp: 0 [ 51.138899] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 51.145164] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 51.153334] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 51.161512] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 51.167775] ---[ end trace 838c833b863e5ef0 ]--- [ 51.172391] lkdtm: Overflow detected: saturated # [ 50.682591] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 50.700453] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 50.728831] ------------[ cut here ]------------ # [ 50.755611] refcount_t: saturated; leaking memory. # [ 50.782614] WARNING: CPU: 0 PID: 2038 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 50.813180] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 50.847826] CPU: 0 PID: 2038 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 50.877814] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 50.905836] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 50.933271] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 # [ 50.970603] RSP: 0018:ffffa690c1c1be38 EFLAGS: 00010282 # [ 50.975874] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 50.983041] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 50.990202] RBP: ffffffffa3cb1d40 R08: 0000000000000000 R09: 0000000000000000 # [ 50.997346] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 51.004515] R13: ffffa690c1c1bf10 R14: ffffa690c1c1bf10 R15: ffff8d8284b68000 # [ 51.011658] FS: 00007f1207e99580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 51.019781] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005[ 51.327167] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO 0033 # [ 51.025541] CR2: 00007f1207c65000 CR3: 00000001059ce000 CR4: 00000000001506f0 # [ 51.032744] Call Trace: # [ 51.035271] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 51.040888] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ [ 51.343175] lkdtm: attempting good refcount_dec() 51.046532] direct_entry.cold+0x2c/0x38 # [ 51.050514] full_proxy_write+0x56/0x80 # [ 51.054422] vfs_write+0xea/0x3a0 # [ 51.057815] ksys_write+0x68/0xf0 # [ 51.061194] do_syscall_64+0x33/0x40 # [ 51.064872] entry_SYSCALL_64_after_hwfr[ 51.370090] lkdtm: attempting bad refcount_dec() to zero ame+0x61/0xc6 # [ 51.070018] RIP: 0033:0x7f1207d72833 # [ 51.073662] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec[ 51.397568] ------------[ cut here ]------------ 28 48 89 54 24 18 # [ 51.092443] RSP: 002b:00007ffc457b8348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.100107] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f1207d72833 # [ 51.107277] RDX: 000000000000001f RSI: 00007f1207c65000 RD[ 51.424387] refcount_t: decrement hit 0; leaking memory. I: 0000000000000001 # [ 51.114420] RBP: 00007f1207c65000 R08: 00007f1207c64010 R09: 0000000000000000 # [ 51.121555] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 51.128700] R13: 0000000000000001 R14: 0000000000020000 R15: 0[ 51.451999] WARNING: CPU: 0 PID: 2070 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 000000000020000 # [ 51.135843] irq event stamp: 0 # [ 51.138899] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.145164] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 51.153334] softirqs last [ 51.482489] 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+0x664/0x1cb0 # [ 51.161512] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.167775] ---[ end trace 838c833b863e5ef0 ]--- # [ 51.172391] lkdtm: Overflow detected: saturated # REFCOUN[ 51.517125] CPU: 0 PID: 2070 Comm: cat Tainted: G D W 5.10.169-cip26 #1 T_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 51.547020] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 51.565833] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 51.571129] Code: 08 d8 c4 a3 c6 05 82 e8 93 01 01 e8 91 00 95 00 0f 0b e9 48 51 c4 00 48 c7 c7 d8 d7 c4 a3 c6 05 69 e8 93 01 01 e8 77 00 95 00 <0f> 0b e9 2e 51 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 51.589922] RSP: 0018:ffffa690c1c93e48 EFLAGS: 00010286 [ 51.595186] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 [ 51.602356] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 51.609531] RBP: ffffffffa3cb20f9 R08: 0000000000000000 R09: 0000000000000000 [ 51.616724] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 51.623928] R13: ffffa690c1c93f10 R14: ffffa690c1c93f10 R15: ffff8d82859eb000 [ 51.631100] FS: 00007fba03865580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 51.639232] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.645062] CR2: 00007fba03665000 CR3: 0000000103ae8000 CR4: 00000000001506f0 [ 51.652244] Call Trace: [ 51.654743] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd [ 51.659280] direct_entry.cold+0x2c/0x38 [ 51.663288] full_proxy_write+0x56/0x80 [ 51.667184] vfs_write+0xea/0x3a0 [ 51.670594] ksys_write+0x68/0xf0 [ 51.673984] do_syscall_64+0x33/0x40 [ 51.677616] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 51.682740] RIP: 0033:0x7fba03772833 [ 51.686349] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 51.705130] RSP: 002b:00007ffe59cceb28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.712702] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fba03772833 [ 51.719845] RDX: 0000000000000012 RSI: 00007fba03665000 RDI: 0000000000000001 [ 51.726975] RBP: 00007fba03665000 R08: 00007fba03664010 R09: 0000000000000000 [ 51.734105] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 51.741234] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 51.748381] irq event stamp: 0 [ 51.751438] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 51.757704] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 51.765873] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 51.774043] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 51.780324] ---[ end trace 838c833b863e5ef1 ]--- [ 51.784946] lkdtm: Zero detected: saturated # [ 51.327167] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 51.343175] lkdtm: attempting good refcount_dec() # [ 51.370090] lkdtm: attempting bad refcount_dec() to zero # [ 51.397568] ------------[ cut here ]------------ # [ 51.424387] refcount_t: decrement hit 0; leaking memory. # [ 51.451999] WARNING: CPU: 0 PID: 2070 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 51.482489] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 51.517125] CPU: 0 PID: 2070 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 51.547020] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 51.565833] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 51.571129] Code: 08 d8 c4 a3 c6 05 82 e8 93 01 01 e8 91 00 95 00 0f 0b e9 48 51 c4 00 48 c7 c7 d8 d7 c4 a3 c6 05 69 e8 93 01 01 e8 77 00 95 00 <0f> 0b e9 2e 51 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 51.589922] RSP: 0018:ffffa690c1c93e48 EFLAGS: 00010286 # [ 51.595186] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 # [ 51.602356] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 51.609531] RBP: ffffffffa3cb20f9 R08: 0000000000000000 R09: 0000000000000000 # [ 51.616724] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 51.623928] R13: ffffa690c1c93f10 R14: ffffa690c1c93f10 R15: ffff8d82859eb000 # [ 51.631100] FS: 00007fba03865580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 51.639232] CS: 0010 DS: [ 51.940947] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE 0000 ES: 0000 CR0: 0000000080050033 # [ 51.645062] CR2: 00007fba03665000 CR3: 0000000103ae8000 CR4: 00000000001506f0 # [ 51.652244] Call Trace: # [ 51.654743] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd # [ 51.659280] direct_entry.cold+0x2c/0x38 # [ [ 51.957257] lkdtm: attempting bad refcount_dec() below zero 51.663288] full_proxy_write+0x56/0x80 # [ 51.667184] vfs_write+0xea/0x3a0 # [ 51.670594] ksys_write+0x68/0xf0 # [ 51.673984] do_syscall_64+0x33/0x40 # [ 51.677616] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 51.682740] RIP: 0033:0x7fb[ 51.985038] ------------[ cut here ]------------ a03772833 # [ 51.686349] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 51.705130] RSP: 002b:[ 52.011837] refcount_t: decrement hit 0; leaking memory. 00007ffe59cceb28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.712702] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fba03772833 # [ 51.719845] RDX: 0000000000000012 RSI: 00007fba03665000 RDI: 0000000000000001 # [ 51.726975] RBP: 0000[ 52.039374] WARNING: CPU: 1 PID: 2105 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 7fba03665000 R08: 00007fba03664010 R09: 0000000000000000 # [ 51.734105] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 51.741234] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 51.748381] irq event sta[ 52.069956] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify mp: 0 # [ 51.751438] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.757704] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 51.765873] softirqs last enabled at (0): [] copy_proce[ 52.104555] CPU: 1 PID: 2105 Comm: cat Tainted: G D W 5.10.169-cip26 #1 ss+0x664/0x1cb0 # [ 51.774043] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.780324] ---[ end trace 838c833b863e5ef1 ]--- # [ 51.784946] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests:[ 52.134462] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 lkdtm: REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 52.162527] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 52.174318] Code: 08 d8 c4 a3 c6 05 82 e8 93 01 01 e8 91 00 95 00 0f 0b e9 48 51 c4 00 48 c7 c7 d8 d7 c4 a3 c6 05 69 e8 93 01 01 e8 77 00 95 00 <0f> 0b e9 2e 51 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 52.193060] RSP: 0018:ffffa690c1d1be48 EFLAGS: 00010286 [ 52.198284] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 [ 52.205413] RDX: ffff8d82aad2c660 RSI: ffff8d82aad1bf70 RDI: ffff8d82aad1bf70 [ 52.212540] RBP: ffffffffa3cb210b R08: 0000000000000000 R09: 0000000000000000 [ 52.219668] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 52.226796] R13: ffffa690c1d1bf10 R14: ffffa690c1d1bf10 R15: ffff8d828406a000 [ 52.233926] FS: 00007f2ade1643c0(0000) GS:ffff8d82aad00000(0000) knlGS:0000000000000000 [ 52.242006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.247747] CR2: 00007f2addf35000 CR3: 00000001059f4000 CR4: 00000000001506e0 [ 52.254873] Call Trace: [ 52.257329] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 [ 52.262121] direct_entry.cold+0x2c/0x38 [ 52.266045] full_proxy_write+0x56/0x80 [ 52.269882] vfs_write+0xea/0x3a0 [ 52.273198] ksys_write+0x68/0xf0 [ 52.276516] do_syscall_64+0x33/0x40 [ 52.280105] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 52.285158] RIP: 0033:0x7f2ade042833 [ 52.288733] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 52.307479] RSP: 002b:00007ffd884ff568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.315044] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f2ade042833 [ 52.322170] RDX: 0000000000000016 RSI: 00007f2addf35000 RDI: 0000000000000001 [ 52.329299] RBP: 00007f2addf35000 R08: 00007f2addf34010 R09: 0000000000000000 [ 52.336426] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 52.343554] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 52.350688] irq event stamp: 0 [ 52.353743] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.360009] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 52.368178] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 52.376346] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.382606] ---[ end trace 838c833b863e5ef2 ]--- [ 52.387221] lkdtm: Negative detected: saturated # [ 51.940947] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 51.957257] lkdtm: attempting bad refcount_dec() below zero # [ 51.985038] ------------[ cut here ]------------ # [ 52.011837] refcount_t: decrement hit 0; leaking memory. # [ 52.039374] WARNING: CPU: 1 PID: 2105 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 52.069956] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 52.104555] CPU: 1 PID: 2105 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 52.134462] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 52.162527] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 52.174318] Code: 08 d8 c4 a3 c6 05 82 e8 93 01 01 e8 91 00 95 00 0f 0b e9 48 51 c4 00 48 c7 c7 d8 d7 c4 a3 c6 05 69 e8 93 01 01 e8 77 00 95 00 <0f> 0b e9 2e 51 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 52.193060] RSP: 0018:ffffa690c1d1be48 EFLAGS: 00010286 # [ 52.198284] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 52.205413] RDX: ffff8d82aad2c660 RSI: ffff8d82aad1bf70 RDI: ffff8d82aad1bf70 # [ 52.212540] RBP: ffffffffa3cb210b R08: 0000000000000000 R09: 0000000000000000 # [ 52.219668] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 52.226796] R13: ffffa690c1d1bf10 R14: ffffa690c1d1bf10 R15: ffff8d828406a000 # [ 52.233926] FS: 00007f2ade1643c0(0000) GS[ 52.537528] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE :ffff8d82aad00000(0000) knlGS:0000000000000000 # [ 52.242006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.247747] CR2: 00007f2addf35000 CR3: 00000001059f4000 CR4: 00000000001506e0 # [ 52.254873] Call Trace: # [ 52.257329] lkdtm_RE[ 52.549857] lkdtm: attempting bad refcount_dec_and_test() below zero FCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 52.262121] direct_entry.cold+0x2c/0x38 # [ 52.266045] full_proxy_write+0x56/0x80 # [ 52.269882] vfs_write+0xea/0x3a0 # [ 52.273198] ksys_write+0x68/0xf0 # [ 52.276516] do_syscall_64+0x33/0x40 # [ 52.[ 52.578427] ------------[ cut here ]------------ 280105] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 52.285158] RIP: 0033:0x7f2ade042833 # [ 52.288733] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0[ 52.605239] refcount_t: underflow; use-after-free. ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 52.307479] RSP: 002b:00007ffd884ff568 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 52.315044] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f2ade042833 # [ 52.322170] RDX: 00000[ 52.632249] WARNING: CPU: 1 PID: 2140 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 00000000016 RSI: 00007f2addf35000 RDI: 0000000000000001 # [ 52.329299] RBP: 00007f2addf35000 R08: 00007f2addf34010 R09: 0000000000000000 # [ 52.336426] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 52.343554] R13: 000000000[ 52.662810] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 0000001 R14: 0000000000020000 R15: 0000000000020000 # [ 52.350688] irq event stamp: 0 # [ 52.353743] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 52.360009] hardirqs last disabled at (0): [] copy_process+0x664/0x1c[ 52.697413] CPU: 1 PID: 2140 Comm: cat Tainted: G D W 5.10.169-cip26 #1 b0 # [ 52.368178] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 52.376346] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 52.382606] ---[ end trace 838c833b863e5ef2 ]--- # [ 52.387221] lkdtm: Neg[ 52.727330] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 52.755421] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 52.777669] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 52.796410] RSP: 0018:ffffa690c1da3e40 EFLAGS: 00010286 [ 52.801631] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 [ 52.808760] RDX: ffff8d82aad2c660 RSI: ffff8d82aad1bf70 RDI: ffff8d82aad1bf70 [ 52.815888] RBP: ffffffffa3cb1d60 R08: 0000000000000000 R09: 0000000000000000 [ 52.823017] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 52.830145] R13: ffffa690c1da3f10 R14: ffffa690c1da3f10 R15: ffff8d8281fb2000 [ 52.837273] FS: 00007fea2c2743c0(0000) GS:ffff8d82aad00000(0000) knlGS:0000000000000000 [ 52.845356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.851097] CR2: 00007fea2c045000 CR3: 0000000104c6c000 CR4: 00000000001506e0 [ 52.858225] Call Trace: [ 52.860678] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 52.866161] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 [ 52.871733] direct_entry.cold+0x2c/0x38 [ 52.875658] full_proxy_write+0x56/0x80 [ 52.879496] vfs_write+0xea/0x3a0 [ 52.882811] ksys_write+0x68/0xf0 [ 52.886141] do_syscall_64+0x33/0x40 [ 52.889719] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 52.894770] RIP: 0033:0x7fea2c152833 [ 52.898344] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 52.917092] RSP: 002b:00007ffcac012688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.924657] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fea2c152833 [ 52.931786] RDX: 000000000000001f RSI: 00007fea2c045000 RDI: 0000000000000001 [ 52.938914] RBP: 00007fea2c045000 R08: 00007fea2c044010 R09: 0000000000000000 [ 52.946041] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 52.953170] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 52.960309] irq event stamp: 0 [ 52.963363] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.969626] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 52.977796] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 52.985965] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.992226] ---[ end trace 838c833b863e5ef3 ]--- [ 52.996840] lkdtm: Negative detected: saturated # [ 52.537528] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 52.549857] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 52.578427] ------------[ cut here ]------------ # [ 52.605239] refcount_t: underflow; use-after-free. # [ 52.632249] WARNING: CPU: 1 PID: 2140 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 52.662810] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 52.697413] CPU: 1 PID: 2140 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 52.727330] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 52.755421] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 52.777669] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 52.796410] RSP: 0018:ffffa690c1da3e40 EFLAGS: 00010286 # [ 52.801631] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 52.808760] RDX: ffff8d82aad2c660 RSI: ffff8d82aad1bf70 RDI: ffff8d82aad1bf70 # [ 52.815888] RBP: ffffffffa3cb1d60 R08: 0000000000000000 R09: 0000000000000000 # [ 52.82301[ 53.131488] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE 7] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 52.830145] R13: ffffa690c1da3f10 R14: ffffa690c1da3f10 R15: ffff8d8281fb2000 # [ 52.837273] FS: 00007fea2c2743c0(0000) GS:ffff8d82aad00000(0000) knlGS:0000000000000000 # [ 5[ 53.143082] lkdtm: attempting bad refcount_sub_and_test() below zero 2.845356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.851097] CR2: 00007fea2c045000 CR3: 0000000104c6c000 CR4: 00000000001506e0 # [ 52.858225] Call Trace: # [ 52.860678] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 52.866161][ 53.171644] ------------[ cut here ]------------ lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 # [ 52.871733] direct_entry.cold+0x2c/0x38 # [ 52.875658] full_proxy_write+0x56/0x80 # [ 52.879496] vfs_write+0xea/0x3a0 # [ 52.882811] ksys_write+0x68/0xf0 # [ 52.886141] do_syscall_64+0[ 53.198451] refcount_t: underflow; use-after-free. x33/0x40 # [ 52.889719] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 52.894770] RIP: 0033:0x7fea2c152833 # [ 52.898344] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 [ 53.225450] WARNING: CPU: 0 PID: 2175 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 52.917092] RSP: 002b:00007ffcac012688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 52.924657] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fea2c152833 # [ 52[ 53.256107] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify .931786] RDX: 000000000000001f RSI: 00007fea2c045000 RDI: 0000000000000001 # [ 52.938914] RBP: 00007fea2c045000 R08: 00007fea2c044010 R09: 0000000000000000 # [ 52.946041] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 52.953[ 53.290665] CPU: 0 PID: 2175 Comm: cat Tainted: G D W 5.10.169-cip26 #1 170] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 52.960309] irq event stamp: 0 # [ 52.963363] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 52.969626] hardirqs last disabled at (0): [] copy[ 53.320589] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 _process+0x664/0x1cb0 # [ 52.977796] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 52.985965] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 52.992226] ---[ end trace 838c833b863e5ef3 ]--- # [ 52[ 53.348642] RIP: 0010:refcount_warn_saturate+0xba/0x110 .996840] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 53.376030] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 53.415028] RSP: 0018:ffffa690c1dfbe40 EFLAGS: 00010286 [ 53.420282] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 [ 53.427439] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 53.434602] RBP: ffffffffa3cb1d80 R08: 0000000000000000 R09: 0000000000000000 [ 53.441775] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 53.448948] R13: ffffa690c1dfbf10 R14: ffffa690c1dfbf10 R15: ffff8d828468a000 [ 53.456120] FS: 00007fb1466be580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 53.464253] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.470038] CR2: 00007fb14648d000 CR3: 0000000105974000 CR4: 00000000001506f0 [ 53.477220] Call Trace: [ 53.479732] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 53.485290] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b [ 53.490917] direct_entry.cold+0x2c/0x38 [ 53.494891] full_proxy_write+0x56/0x80 [ 53.498782] vfs_write+0xea/0x3a0 [ 53.502123] ksys_write+0x68/0xf0 [ 53.505450] do_syscall_64+0x33/0x40 [ 53.509041] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 53.514103] RIP: 0033:0x7fb14659a833 [ 53.517679] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 53.536422] RSP: 002b:00007ffd81ebe3c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.544000] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fb14659a833 [ 53.551127] RDX: 000000000000001f RSI: 00007fb14648d000 RDI: 0000000000000001 [ 53.558255] RBP: 00007fb14648d000 R08: 00007fb14648c010 R09: 0000000000000000 [ 53.565384] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 53.572531] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 53.579672] irq event stamp: 0 [ 53.582736] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 53.589001] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 53.597170] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 53.605348] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 53.611609] ---[ end trace 838c833b863e5ef4 ]--- [ 53.616223] lkdtm: Negative detected: saturated # [ 53.131488] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 53.143082] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 53.171644] ------------[ cut here ]------------ # [ 53.198451] refcount_t: underflow; use-after-free. # [ 53.225450] WARNING: CPU: 0 PID: 2175 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 53.256107] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 53.290665] CPU: 0 PID: 2175 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 53.320589] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 53.348642] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 53.376030] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 53.415028] RSP: 0018:ffffa690c1dfbe40 EFLAGS: 00010286 # [ 53.420282] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 53.427439] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 53.434602] RBP: ffffffffa3cb1d80 R08: 0000000000000000 R09: 0000000000000000 # [ 53.441775] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 53.448948] R13: ffffa690c1dfbf10 R14: ffffa690c1dfbf10 R15: ffff8d828468a000 # [ 53.456120] FS: 00007fb1466be580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 5[ 53.767516] lkdtm: Performing direct entry REFCOUNT_INC_ZERO 3.464253] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.470038] CR2: 00007fb14648d000 CR3: 0000000105974000 CR4: 00000000001506f0 # [ 53.477220] Call Trace: # [ 53.479732] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 53.485290][ 53.785293] lkdtm: attempting safe refcount_inc_not_zero() from zero lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b # [ 53.490917] direct_entry.cold+0x2c/0x38 # [ 53.494891] full_proxy_write+0x56/0x80 # [ 53.498782] vfs_write+0xea/0x3a0 # [ 53.502123] ksys_write+0x68/0xf0 # [ 53.505450] do_syscall_64+0[ 53.813856] lkdtm: Good: zero detected x33/0x40 # [ 53.509041] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 53.514103] RIP: 0033:0x7fb14659a833 # [ 53.517679] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 [ 53.839807] lkdtm: Correctly stayed at zero 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 53.536422] RSP: 002b:00007ffd81ebe3c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 53.544000] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fb14659a833 # [ 53[ 53.866160] lkdtm: attempting bad refcount_inc() from zero .551127] RDX: 000000000000001f RSI: 00007fb14648d000 RDI: 0000000000000001 # [ 53.558255] RBP: 00007fb14648d000 R08: 00007fb14648c010 R09: 0000000000000000 # [ 53.565384] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 53.572[ 53.893902] ------------[ cut here ]------------ 531] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 53.579672] irq event stamp: 0 # [ 53.582736] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 53.589001] hardirqs last disabled at (0): [] copy[ 53.920684] refcount_t: addition on 0; use-after-free. _process+0x664/0x1cb0 # [ 53.597170] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 53.605348] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 53.611609] ---[ end trace 838c833b863e5ef4 ]--- # [ 53[ 53.948027] WARNING: CPU: 0 PID: 2207 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 .616223] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 53.978575] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 54.010119] CPU: 0 PID: 2207 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 54.017893] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 54.023854] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 54.029118] Code: 01 01 e8 21 01 95 00 0f 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 a3 c6 05 f2 e8 93 01 01 e8 fe 00 95 00 <0f> 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 [ 54.047906] RSP: 0018:ffffa690c1e73e48 EFLAGS: 00010286 [ 54.053172] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 [ 54.060361] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 54.067538] RBP: ffffffffa3cb2121 R08: 0000000000000000 R09: 0000000000000000 [ 54.074719] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 54.081930] R13: ffffa690c1e73f10 R14: ffffa690c1e73f10 R15: ffff8d8283aeb000 [ 54.089116] FS: 00007f5f07980580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 54.097240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.103076] CR2: 00007f5f0774d000 CR3: 00000001040ec000 CR4: 00000000001506f0 [ 54.110291] Call Trace: [ 54.112799] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 [ 54.117298] direct_entry.cold+0x2c/0x38 [ 54.121288] full_proxy_write+0x56/0x80 [ 54.125184] vfs_write+0xea/0x3a0 [ 54.128600] ksys_write+0x68/0xf0 [ 54.131972] do_syscall_64+0x33/0x40 [ 54.135625] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 54.140780] RIP: 0033:0x7f5f0785a833 [ 54.144406] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 54.163160] RSP: 002b:00007ffece13e498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.170722] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5f0785a833 [ 54.177849] RDX: 0000000000000012 RSI: 00007f5f0774d000 RDI: 0000000000000001 [ 54.184975] RBP: 00007f5f0774d000 R08: 00007f5f0774c010 R09: 0000000000000000 [ 54.192101] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 54.199245] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 54.206384] irq event stamp: 0 [ 54.209442] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 54.215706] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 54.223876] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 54.232058] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 54.238320] ---[ end trace 838c833b863e5ef5 ]--- [ 54.242936] lkdtm: Zero detected: saturated # [ 53.767516] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 53.785293] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 53.813856] lkdtm: Good: zero detected # [ 53.839807] lkdtm: Correctly stayed at zero # [ 53.866160] lkdtm: attempting bad refcount_inc() from zero # [ 53.893902] ------------[ cut here ]------------ # [ 53.920684] refcount_t: addition on 0; use-after-free. # [ 53.948027] WARNING: CPU: 0 PID: 2207 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 53.978575] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 54.010119] CPU: 0 PID: 2207 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 54.017893] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.023854] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 54.029118] Code: 01 01 e8 21 01 95 00 0f 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 a3 c6 05 f2 e8 93 01 01 e8 fe 00 95 00 <0f> 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 # [ 54.047906] RSP: 0018:ffffa690c1e73e48 EFLAGS: 00010286 # [ 54.053172] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 54.060361] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 54.06753[ 54.389114] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO 8] RBP: ffffffffa3cb2121 R08: 0000000000000000 R09: 0000000000000000 # [ 54.074719] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 54.081930] R13: ffffa690c1e73f10 R14: ffffa690c1e73f10 R15: ffff8d8283aeb000 # [ 54.089116] F[ 54.396001] lkdtm: attempting safe refcount_add_not_zero() from zero S: 00007f5f07980580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 54.097240] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.103076] CR2: 00007f5f0774d000 CR3: 00000001040ec000 CR4: 00000000001506f0 # [ 54.110291] Call Trace[ 54.424547] lkdtm: Good: zero detected : # [ 54.112799] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 # [ 54.117298] direct_entry.cold+0x2c/0x38 # [ 54.121288] full_proxy_write+0x56/0x80 # [ 54.125184] vfs_write+0xea/0x3a0 # [ 54.128600] ksys_write+0x68/0xf0 # [ 54.131972] do_syscal[ 54.450479] lkdtm: Correctly stayed at zero l_64+0x33/0x40 # [ 54.135625] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 54.140780] RIP: 0033:0x7f5f0785a833 # [ 54.144406] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 [ 54.476861] lkdtm: attempting bad refcount_add() from 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 # [ 54.163160] RSP: 002b:00007ffece13e498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 54.170722] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f5f0785a833 # [ 54.504515] ------------[ cut here ]------------ [ 54.177849] RDX: 0000000000000012 RSI: 00007f5f0774d000 RDI: 0000000000000001 # [ 54.184975] RBP: 00007f5f0774d000 R08: 00007f5f0774c010 R09: 0000000000000000 # [ 54.192101] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ [ 54.531385] refcount_t: addition on 0; use-after-free. 54.199245] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 54.206384] irq event stamp: 0 # [ 54.209442] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 54.215706] hardirqs last disabled at (0): [[ 54.558808] WARNING: CPU: 0 PID: 2239 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 ] copy_process+0x664/0x1cb0 # [ 54.223876] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 54.232058] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 54.238320] ---[ end trace 838c833b863e5ef5 ]--- # [ 54.589238] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 54.242936] 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 [ 54.623858] CPU: 0 PID: 2239 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 54.647157] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 54.653112] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 54.658388] Code: 01 01 e8 21 01 95 00 0f 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 a3 c6 05 f2 e8 93 01 01 e8 fe 00 95 00 <0f> 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 [ 54.677187] RSP: 0018:ffffa690c1f03e48 EFLAGS: 00010286 [ 54.682485] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 [ 54.689660] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 54.696841] RBP: ffffffffa3cb2133 R08: 0000000000000000 R09: 0000000000000000 [ 54.704010] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 54.711190] R13: ffffa690c1f03f10 R14: ffffa690c1f03f10 R15: ffff8d82859d5000 [ 54.718356] FS: 00007f2bbdef1580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 54.726496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.732310] CR2: 00007f2bbdcbd000 CR3: 00000001059c6000 CR4: 00000000001506f0 [ 54.739487] Call Trace: [ 54.741994] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 [ 54.746513] direct_entry.cold+0x2c/0x38 [ 54.750493] full_proxy_write+0x56/0x80 [ 54.754410] vfs_write+0xea/0x3a0 [ 54.757807] ksys_write+0x68/0xf0 [ 54.761297] do_syscall_64+0x33/0x40 [ 54.764928] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 54.770037] RIP: 0033:0x7f2bbddca833 [ 54.773669] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 54.792497] RSP: 002b:00007ffe78f517c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.800106] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2bbddca833 [ 54.807255] RDX: 0000000000000012 RSI: 00007f2bbdcbd000 RDI: 0000000000000001 [ 54.814393] RBP: 00007f2bbdcbd000 R08: 00007f2bbdcbc010 R09: 0000000000000000 [ 54.821531] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 54.828666] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 54.835815] irq event stamp: 0 [ 54.838872] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 54.845138] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 54.853309] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 54.861478] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 54.867766] ---[ end trace 838c833b863e5ef6 ]--- [ 54.872388] lkdtm: Zero detected: saturated # [ 54.389114] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 54.396001] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 54.424547] lkdtm: Good: zero detected # [ 54.450479] lkdtm: Correctly stayed at zero # [ 54.476861] lkdtm: attempting bad refcount_add() from zero # [ 54.504515] ------------[ cut here ]------------ # [ 54.531385] refcount_t: addition on 0; use-after-free. # [ 54.558808] WARNING: CPU: 0 PID: 2239 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 54.589238] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 54.623858] CPU: 0 PID: 2239 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 54.647157] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.653112] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 54.658388] Code: 01 01 e8 21 01 95 00 0f 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 a3 c6 05 f2 e8 93 01 01 e8 fe 00 95 00 <0f> 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 # [ 54.677187] RSP: 0018:ffffa690c1f03e48 EFLAGS: 00010286 # [ 54.682485] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 54.689660] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 54.696841] RBP: ffffffffa3cb2133 R08: 0000000000000000 R09: 0000000000000000 # [ 54.704010] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 54.711190] R13: ffffa690c1f03f10 R14: ffffa690c1f03f10 R15: ffff8d82859d5000 # [ 54.71[ 55.037427] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED 8356] FS: 00007f2bbdef1580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 54.726496] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.732310] CR2: 00007f2bbdcbd000 CR3: 00000001059c6000 CR4: 00000000001506f0 # [ 54.739487] Cal[ 55.045218] lkdtm: attempting bad refcount_inc() from saturated l Trace: # [ 54.741994] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 # [ 54.746513] direct_entry.cold+0x2c/0x38 # [ 54.750493] full_proxy_write+0x56/0x80 # [ 54.754410] vfs_write+0xea/0x3a0 # [ 54.757807] ksys_write+0x68/0xf0 # [ 54.761297] do[ 55.073329] ------------[ cut here ]------------ _syscall_64+0x33/0x40 # [ 54.764928] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 54.770037] RIP: 0033:0x7f2bbddca833 # [ 54.773669] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8[ 55.100149] refcount_t: saturated; leaking memory. 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 54.792497] RSP: 002b:00007ffe78f517c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 54.800106] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2bbddca[ 55.127131] WARNING: CPU: 0 PID: 2274 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 833 # [ 54.807255] RDX: 0000000000000012 RSI: 00007f2bbdcbd000 RDI: 0000000000000001 # [ 54.814393] RBP: 00007f2bbdcbd000 R08: 00007f2bbdcbc010 R09: 0000000000000000 # [ 54.821531] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 55.157824] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 54.828666] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 54.835815] irq event stamp: 0 # [ 54.838872] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 54.845138] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 54.853309] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 54.861478] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 54.867766] ---[ end trace 838c833b863e5ef6 ][ 55.222272] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 --- # [ 54.872388] 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 [ 55.250336] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 55.272197] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 [ 55.290952] RSP: 0018:ffffa690c1f6be48 EFLAGS: 00010286 [ 55.296206] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 [ 55.303352] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 55.310499] RBP: ffffffffa3cb2145 R08: 0000000000000000 R09: 0000000000000000 [ 55.317647] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 55.324803] R13: ffffa690c1f6bf10 R14: ffffa690c1f6bf10 R15: ffff8d8283224000 [ 55.331950] FS: 00007faf0f59d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 55.340061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.345819] CR2: 00007faf0f39d000 CR3: 0000000103b7a000 CR4: 00000000001506f0 [ 55.352964] Call Trace: [ 55.355438] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 [ 55.360341] direct_entry.cold+0x2c/0x38 [ 55.364286] full_proxy_write+0x56/0x80 [ 55.368157] vfs_write+0xea/0x3a0 [ 55.371489] ksys_write+0x68/0xf0 [ 55.374858] do_syscall_64+0x33/0x40 [ 55.378465] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.383584] RIP: 0033:0x7faf0f4aa833 [ 55.387204] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 55.406020] RSP: 002b:00007ffdc1269b08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.413659] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007faf0f4aa833 [ 55.420841] RDX: 0000000000000017 RSI: 00007faf0f39d000 RDI: 0000000000000001 [ 55.428021] RBP: 00007faf0f39d000 R08: 00007faf0f39c010 R09: 0000000000000000 [ 55.435220] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 55.442388] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 55.449583] irq event stamp: 0 [ 55.452697] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 55.459061] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 55.467312] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 55.475541] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 55.481908] ---[ end trace 838c833b863e5ef7 ]--- [ 55.486598] lkdtm: Saturation detected: still saturated # [ 55.037427] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 55.045218] lkdtm: attempting bad refcount_inc() from saturated # [ 55.073329] ------------[ cut here ]------------ # [ 55.100149] refcount_t: saturated; leaking memory. # [ 55.127131] WARNING: CPU: 0 PID: 2274 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 55.157824] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.192331] CPU: 0 PID: 2274 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 55.222272] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.250336] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 55.272197] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 # [ 55.290952] RSP: 0018:ffffa690c1f6be48 EFLAGS: 00010286 # [ 55.296206] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 55.303352] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 55.310499] RBP: ffffffffa3cb2145 R08: 0000000000000000 R09: 0000000000000000 # [ 55.317647] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 55.324803] R13: ffffa690c1f6bf10 R14: ffffa690c1f6bf10 R15: ffff8d8283224000 # [ 55.331950] FS: 00007faf0f59d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 55.340061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.652497] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 55.345819] CR2: 00007faf0f39d000 CR3: 0000000103b7a000 CR4: 00000000001506f0 # [ 55.352964] Call Trace: # [ 55.355438] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 55.360341] direct_entry.cold+0x2c/0x38 # [ 55.364286] full_proxy_write+0x56[ 55.661156] lkdtm: attempting bad refcount_dec() from saturated /0x80 # [ 55.368157] vfs_write+0xea/0x3a0 # [ 55.371489] ksys_write+0x68/0xf0 # [ 55.374858] do_syscall_64+0x33/0x40 # [ 55.378465] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.383584] RIP: 0033:0x7faf0f4aa833 # [ 55.387204] Code: [ 55.689261] ------------[ cut here ]------------ 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 55.406020] RSP: 002b:00007ffdc1269b08 EFLAGS: 00000246 [ 55.716073] refcount_t: decrement hit 0; leaking memory. ORIG_RAX: 0000000000000001 # [ 55.413659] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007faf0f4aa833 # [ 55.420841] RDX: 0000000000000017 RSI: 00007faf0f39d000 RDI: 0000000000000001 # [ 55.428021] RBP: 00007faf0f39d000 R08: 00007faf0f39c010[ 55.743595] WARNING: CPU: 0 PID: 2309 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 R09: 0000000000000000 # [ 55.435220] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 55.442388] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 55.449583] irq event stamp: 0 # [ 55.452697] hardirqs l[ 55.774145] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify ast enabled at (0): [<0000000000000000>] 0x0 # [ 55.459061] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 55.467312] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 55.475541] [ 55.808787] CPU: 0 PID: 2309 Comm: cat Tainted: G D W 5.10.169-cip26 #1 softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 55.481908] ---[ end trace 838c833b863e5ef7 ]--- # [ 55.486598] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 se[ 55.838767] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 lftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 55.866808] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 55.879840] Code: 08 d8 c4 a3 c6 05 82 e8 93 01 01 e8 91 00 95 00 0f 0b e9 48 51 c4 00 48 c7 c7 d8 d7 c4 a3 c6 05 69 e8 93 01 01 e8 77 00 95 00 <0f> 0b e9 2e 51 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 55.898628] RSP: 0018:ffffa690c1ffbe48 EFLAGS: 00010286 [ 55.903895] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 55.911069] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 55.918247] RBP: ffffffffa3cb215c R08: 0000000000000000 R09: 0000000000000000 [ 55.925421] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 55.932596] R13: ffffa690c1ffbf10 R14: ffffa690c1ffbf10 R15: ffff8d8283af4000 [ 55.939792] FS: 00007f1ba3acd580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 55.947945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.953733] CR2: 00007f1ba38cd000 CR3: 0000000102784000 CR4: 00000000001506f0 [ 55.960935] Call Trace: [ 55.963467] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f [ 55.968408] direct_entry.cold+0x2c/0x38 [ 55.972407] full_proxy_write+0x56/0x80 [ 55.976396] vfs_write+0xea/0x3a0 [ 55.979759] ksys_write+0x68/0xf0 [ 55.983148] do_syscall_64+0x33/0x40 [ 55.986783] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.991904] RIP: 0033:0x7f1ba39da833 [ 55.995535] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.014343] RSP: 002b:00007ffdaa82c758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.022027] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f1ba39da833 [ 56.029234] RDX: 0000000000000017 RSI: 00007f1ba38cd000 RDI: 0000000000000001 [ 56.036422] RBP: 00007f1ba38cd000 R08: 00007f1ba38cc010 R09: 0000000000000000 [ 56.043620] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 56.050815] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 56.058022] irq event stamp: 0 [ 56.061118] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 56.067418] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 56.075585] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 56.083774] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.090044] ---[ end trace 838c833b863e5ef8 ]--- [ 56.094657] lkdtm: Saturation detected: still saturated # [ 55.652497] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 55.661156] lkdtm: attempting bad refcount_dec() from saturated # [ 55.689261] ------------[ cut here ]------------ # [ 55.716073] refcount_t: decrement hit 0; leaking memory. # [ 55.743595] WARNING: CPU: 0 PID: 2309 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 55.774145] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.808787] CPU: 0 PID: 2309 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 55.838767] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.866808] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 55.879840] Code: 08 d8 c4 a3 c6 05 82 e8 93 01 01 e8 91 00 95 00 0f 0b e9 48 51 c4 00 48 c7 c7 d8 d7 c4 a3 c6 05 69 e8 93 01 01 e8 77 00 95 00 <0f> 0b e9 2e 51 c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 55.898628] RSP: 0018:ffffa690c1ffbe48 EFLAGS: 00010286 # [ 55.903895] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 55.911069] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 55.918247] RBP: ffffffffa3cb215c R08: 0000000000000000 R09: 0000000000000000 # [ 55.925421] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 55.932596] R13: ffffa690c1ffbf10 R14: ffffa690c1ffbf10 R15: ffff8d8283af4000 # [ 55.939792] FS: 00007f1ba3acd580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 55.947945] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.256866] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 55.953733] CR2: 00007f1ba38cd000 CR3: 0000000102784000 CR4: 00000000001506f0 # [ 55.960935] Call Trace: # [ 55.963467] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ 55.968408] direct_entry.cold+0x2c/0x38 # [ 55.972407] full_proxy_write+0x[ 56.270946] lkdtm: attempting bad refcount_dec() from saturated 56/0x80 # [ 55.976396] vfs_write+0xea/0x3a0 # [ 55.979759] ksys_write+0x68/0xf0 # [ 55.983148] do_syscall_64+0x33/0x40 # [ 55.986783] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.991904] RIP: 0033:0x7f1ba39da833 # [ 55.995535] Code[ 56.299069] ------------[ cut here ]------------ : 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 56.014343] RSP: 002b:00007ffdaa82c758 EFLAGS: 0000024[ 56.325845] refcount_t: saturated; leaking memory. 6 ORIG_RAX: 0000000000000001 # [ 56.022027] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f1ba39da833 # [ 56.029234] RDX: 0000000000000017 RSI: 00007f1ba38cd000 RDI: 0000000000000001 # [ 56.036422] RBP: 00007f1ba38cd000 R08: 00007f1ba38cc0[ 56.352851] WARNING: CPU: 0 PID: 2344 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 10 R09: 0000000000000000 # [ 56.043620] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 56.050815] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 56.058022] irq event stamp: 0 # [ 56.061118] hardirqs[ 56.383451] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify last enabled at (0): [<0000000000000000>] 0x0 # [ 56.067418] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 56.075585] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 56.083774[ 56.418142] CPU: 0 PID: 2344 Comm: cat Tainted: G D W 5.10.169-cip26 #1 ] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 56.090044] ---[ end trace 838c833b863e5ef8 ]--- # [ 56.094657] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 [ 56.447965] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 56.476087] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 56.489275] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 [ 56.508056] RSP: 0018:ffffa690c406fe48 EFLAGS: 00010286 [ 56.513326] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 [ 56.520494] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 56.527666] RBP: ffffffffa3cb2173 R08: 0000000000000000 R09: 0000000000000000 [ 56.534836] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 56.542007] R13: ffffa690c406ff10 R14: ffffa690c406ff10 R15: ffff8d82859eb000 [ 56.549183] FS: 00007f56c0d8d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 56.557326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.563139] CR2: 00007f56c0b8d000 CR3: 0000000101f20000 CR4: 00000000001506f0 [ 56.570317] Call Trace: [ 56.572848] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 [ 56.577780] direct_entry.cold+0x2c/0x38 [ 56.581777] full_proxy_write+0x56/0x80 [ 56.585669] vfs_write+0xea/0x3a0 [ 56.589090] ksys_write+0x68/0xf0 [ 56.592481] do_syscall_64+0x33/0x40 [ 56.596133] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 56.601263] RIP: 0033:0x7f56c0c9a833 [ 56.604884] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.623705] RSP: 002b:00007ffe37634fb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.631345] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f56c0c9a833 [ 56.638545] RDX: 0000000000000017 RSI: 00007f56c0b8d000 RDI: 0000000000000001 [ 56.645719] RBP: 00007f56c0b8d000 R08: 00007f56c0b8c010 R09: 0000000000000000 [ 56.652886] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 56.660022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 56.667153] irq event stamp: 0 [ 56.670205] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 56.676465] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 56.684631] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 56.692820] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.699085] ---[ end trace 838c833b863e5ef9 ]--- [ 56.703706] lkdtm: Saturation detected: still saturated # [ 56.256866] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 56.270946] lkdtm: attempting bad refcount_dec() from saturated # [ 56.299069] ------------[ cut here ]------------ # [ 56.325845] refcount_t: saturated; leaking memory. # [ 56.352851] WARNING: CPU: 0 PID: 2344 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 56.383451] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 56.418142] CPU: 0 PID: 2344 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 56.447965] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.476087] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 56.489275] Code: 84 bc 00 00 00 e9 ff 51 c4 00 85 f6 74 46 80 3d 26 e9 93 01 00 75 ee 48 c7 c7 58 d7 c4 a3 c6 05 16 e9 93 01 01 e8 21 01 95 00 <0f> 0b e9 d8 51 c4 00 80 3d 02 e9 93 01 00 75 cb 48 c7 c7 80 d7 c4 # [ 56.508056] RSP: 0018:ffffa690c406fe48 EFLAGS: 00010286 # [ 56.513326] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 56.520494] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 56.527666] RBP: ffffffffa3cb2173 R08: 0000000000000000 R09: 0000000000000000 # [ 56.534836] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 56.542007] R13: ffffa690c406ff10 R14: ffffa690c406ff10 R15: ffff8d82859eb000 # [ 56.549183] FS: 00007f56c0d8d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 56.557326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.[ 56.862898] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED 563139] CR2: 00007f56c0b8d000 CR3: 0000000101f20000 CR4: 00000000001506f0 # [ 56.570317] Call Trace: # [ 56.572848] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 56.577780] direct_entry.cold+0x2c/0x38 # [ 56.581777] full_proxy_write+0x56/0x80 [ 56.881529] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 56.585669] vfs_write+0xea/0x3a0 # [ 56.589090] ksys_write+0x68/0xf0 # [ 56.592481] do_syscall_64+0x33/0x40 # [ 56.596133] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 56.601263] RIP: 0033:0x7f56c0c9a833 # [ 56.604884] Code: 8b 15 6[ 56.910426] ------------[ cut here ]------------ 1 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 56.623705] RSP: 002b:00007ffe37634fb8 EFLAGS: 00000246 ORIG_RA[ 56.937213] refcount_t: saturated; leaking memory. X: 0000000000000001 # [ 56.631345] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f56c0c9a833 # [ 56.638545] RDX: 0000000000000017 RSI: 00007f56c0b8d000 RDI: 0000000000000001 # [ 56.645719] RBP: 00007f56c0b8d000 R08: 00007f56c0b8c010 R09: 0[ 56.964210] WARNING: CPU: 0 PID: 2376 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 000000000000000 # [ 56.652886] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 56.660022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 56.667153] irq event stamp: 0 # [ 56.670205] hardirqs last en[ 56.994813] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify abled at (0): [<0000000000000000>] 0x0 # [ 56.676465] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 56.684631] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 56.692820] softirq[ 57.029489] CPU: 0 PID: 2376 Comm: cat Tainted: G D W 5.10.169-cip26 #1 s last disabled at (0): [<0000000000000000>] 0x0 # [ 56.699085] ---[ end trace 838c833b863e5ef9 ]--- # [ 56.703706] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests[ 57.059324] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 : lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 57.087451] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 57.100623] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 [ 57.119408] RSP: 0018:ffffa690c40dfe38 EFLAGS: 00010282 [ 57.124679] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 57.131849] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 57.139024] RBP: ffffffffa3cb1da0 R08: 0000000000000000 R09: 0000000000000000 [ 57.146197] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 57.153370] R13: ffffa690c40dff10 R14: ffffa690c40dff10 R15: ffff8d8284bd2000 [ 57.160549] FS: 00007f7aba3dd580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 57.168702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.174518] CR2: 00007f7aba1dd000 CR3: 0000000103a14000 CR4: 00000000001506f0 [ 57.181716] Call Trace: [ 57.184250] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 57.189811] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 [ 57.195543] direct_entry.cold+0x2c/0x38 [ 57.199545] full_proxy_write+0x56/0x80 [ 57.203435] vfs_write+0xea/0x3a0 [ 57.206871] ksys_write+0x68/0xf0 [ 57.210236] do_syscall_64+0x33/0x40 [ 57.213865] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.219025] RIP: 0033:0x7f7aba2ea833 [ 57.222667] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 57.241529] RSP: 002b:00007ffc3ee09258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.249139] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f7aba2ea833 [ 57.256298] RDX: 0000000000000020 RSI: 00007f7aba1dd000 RDI: 0000000000000001 [ 57.263424] RBP: 00007f7aba1dd000 R08: 00007f7aba1dc010 R09: 0000000000000000 [ 57.270567] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 57.277702] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 57.284839] irq event stamp: 0 [ 57.287896] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 57.294161] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 57.302342] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 57.310509] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 57.316771] ---[ end trace 838c833b863e5efa ]--- [ 57.321387] lkdtm: Saturation detected: still saturated # [ 56.862898] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 56.881529] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 56.910426] ------------[ cut here ]------------ # [ 56.937213] refcount_t: saturated; leaking memory. # [ 56.964210] WARNING: CPU: 0 PID: 2376 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 56.994813] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 57.029489] CPU: 0 PID: 2376 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 57.059324] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 57.087451] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 57.100623] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 # [ 57.119408] RSP: 0018:ffffa690c40dfe38 EFLAGS: 00010282 # [ 57.124679] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 57.131849] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 57.139024] RBP: ffffffffa3cb1da0 R08: 0000000000000000 R09: 0000000000000000 # [ 57.146197] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 57.153370] R13: ffffa690c40dff10 R14: ffffa690c40dff10 R15: ffff8d8284bd2000 # [ 57.160549] FS: 00007f7aba3dd580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 57.168702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000[ 57.473728] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 000080050033 # [ 57.174518] CR2: 00007f7aba1dd000 CR3: 0000000103a14000 CR4: 00000000001506f0 # [ 57.181716] Call Trace: # [ 57.184250] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 57.189811] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x[ 57.497578] lkdtm: attempting bad refcount_add_not_zero() from saturated 76 # [ 57.195543] direct_entry.cold+0x2c/0x38 # [ 57.199545] full_proxy_write+0x56/0x80 # [ 57.203435] vfs_write+0xea/0x3a0 # [ 57.206871] ksys_write+0x68/0xf0 # [ 57.210236] do_syscall_64+0x33/0x40 # [ 57.213865] entry_SYSCALL_64_a[ 57.526472] ------------[ cut here ]------------ fter_hwframe+0x61/0xc6 # [ 57.219025] RIP: 0033:0x7f7aba2ea833 # [ 57.222667] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00[ 57.553282] refcount_t: saturated; leaking memory. 48 83 ec 28 48 89 54 24 18 # [ 57.241529] RSP: 002b:00007ffc3ee09258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.249139] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f7aba2ea833 # [ 57.256298] RDX: 0000000000000020 RSI: 00007f7aba[ 57.580293] WARNING: CPU: 0 PID: 2408 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 1dd000 RDI: 0000000000000001 # [ 57.263424] RBP: 00007f7aba1dd000 R08: 00007f7aba1dc010 R09: 0000000000000000 # [ 57.270567] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 57.277702] R13: 0000000000000001 R14: 00000000000200[ 57.610941] 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 R15: 0000000000020000 # [ 57.284839] irq event stamp: 0 # [ 57.287896] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.294161] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 57.302342] softir[ 57.645497] CPU: 0 PID: 2408 Comm: cat Tainted: G D W 5.10.169-cip26 #1 qs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 57.310509] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 57.316771] ---[ end trace 838c833b863e5efa ]--- # [ 57.321387] lkdtm: Saturation detected: still sat[ 57.675401] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 urated # 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 [ 57.703478] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 57.724436] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 [ 57.743207] RSP: 0018:ffffa690c4147e38 EFLAGS: 00010282 [ 57.748445] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 57.755606] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 57.762749] RBP: ffffffffa3cb1dc0 R08: 0000000000000000 R09: 0000000000000000 [ 57.769919] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 57.777061] R13: ffffa690c4147f10 R14: ffffa690c4147f10 R15: ffff8d8284110000 [ 57.784243] FS: 00007fe7dee2d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 57.792351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.798126] CR2: 00007fe7dec2d000 CR3: 00000001059f4000 CR4: 00000000001506f0 [ 57.805277] Call Trace: [ 57.807774] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 57.813285] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 [ 57.818991] direct_entry.cold+0x2c/0x38 [ 57.822932] full_proxy_write+0x56/0x80 [ 57.826838] vfs_write+0xea/0x3a0 [ 57.830266] ksys_write+0x68/0xf0 [ 57.833629] do_syscall_64+0x33/0x40 [ 57.837287] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.842413] RIP: 0033:0x7fe7ded3a833 [ 57.846061] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 57.864878] RSP: 002b:00007ffdee8acea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.872539] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe7ded3a833 [ 57.879773] RDX: 0000000000000020 RSI: 00007fe7dec2d000 RDI: 0000000000000001 [ 57.886949] RBP: 00007fe7dec2d000 R08: 00007fe7dec2c010 R09: 0000000000000000 [ 57.894093] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 57.901241] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 57.908384] irq event stamp: 0 [ 57.911437] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 57.917699] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 57.925864] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 57.934029] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 57.940305] ---[ end trace 838c833b863e5efb ]--- [ 57.944922] lkdtm: Saturation detected: still saturated # [ 57.473728] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 57.497578] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 57.526472] ------------[ cut here ]------------ # [ 57.553282] refcount_t: saturated; leaking memory. # [ 57.580293] WARNING: CPU: 0 PID: 2408 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 57.610941] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 57.645497] CPU: 0 PID: 2408 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 57.675401] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 57.703478] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 57.724436] Code: 01 01 e8 fe 00 95 00 0f 0b e9 b5 51 c4 00 80 3d e1 e8 93 01 00 75 a8 48 c7 c7 58 d7 c4 a3 c6 05 d1 e8 93 01 01 e8 db 00 95 00 <0f> 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 # [ 57.743207] RSP: 0018:ffffa690c4147e38 EFLAGS: 00010282 # [ 57.748445] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 57.755606] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 57.762749] RBP: ffffffffa3cb1dc0 R08: 0000000000000000 R09: 0000000000000000 # [ 57.769919] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 57.777061] R13: ffffa690c4147f10 R14: ffffa690c4147f10 R15: ffff8d8284110000 # [ 57.784243] FS: 00007fe7dee2d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 57.792351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.798126] CR2: 00007fe7dec2d000 CR3: 00000001059f4000 CR4: 00000000001506f0 # [ 57.805277] Call Trace: # [ 57.807774] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 57.813285] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76[ 58.117825] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 57.818991] direct_entry.cold+0x2c/0x38 # [ 57.822932] full_proxy_write+0x56/0x80 # [ 57.826838] vfs_write+0xea/0x3a0 # [ 57.830266] ksys_write+0x68/0xf0 # [ 57.833629] do_syscall_64+0x33/0x40 # [ 57.837287] entry_SYSCALL_64_aft[ 58.144076] lkdtm: attempting bad refcount_dec_and_test() from saturated er_hwframe+0x61/0xc6 # [ 57.842413] RIP: 0033:0x7fe7ded3a833 # [ 57.846061] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 4[ 58.172946] ------------[ cut here ]------------ 8 83 ec 28 48 89 54 24 18 # [ 57.864878] RSP: 002b:00007ffdee8acea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.872539] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fe7ded3a833 # [ 57.879773] RDX: 0000000000000020 RSI: 00007fe7dec2[ 58.199737] refcount_t: underflow; use-after-free. d000 RDI: 0000000000000001 # [ 57.886949] RBP: 00007fe7dec2d000 R08: 00007fe7dec2c010 R09: 0000000000000000 # [ 57.894093] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 57.901241] R13: 0000000000000001 R14: 0000000000020000[ 58.226764] WARNING: CPU: 0 PID: 2443 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 R15: 0000000000020000 # [ 57.908384] irq event stamp: 0 # [ 57.911437] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.917699] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 57.925864] softirqs[ 58.257309] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 57.934029] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 57.940305] ---[ end trace 838c833b863e5efb ]--- # [ 57.944922] lkdtm: Saturation detected: still satur[ 58.292012] CPU: 0 PID: 2443 Comm: cat Tainted: G D W 5.10.169-cip26 #1 ated # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh [ 58.321832] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 58.343383] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 58.348658] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 58.367447] RSP: 0018:ffffa690c41cfe40 EFLAGS: 00010286 [ 58.372721] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 [ 58.379897] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 58.387071] RBP: ffffffffa3cb1de0 R08: 0000000000000000 R09: 0000000000000000 [ 58.394245] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 58.401423] R13: ffffa690c41cff10 R14: ffffa690c41cff10 R15: ffff8d8283ab2000 [ 58.408631] FS: 00007fc75439d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 58.416769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.422594] CR2: 00007fc75419d000 CR3: 0000000103e86000 CR4: 00000000001506f0 [ 58.429786] Call Trace: [ 58.432296] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 58.437910] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 [ 58.443656] direct_entry.cold+0x2c/0x38 [ 58.447621] full_proxy_write+0x56/0x80 [ 58.451565] vfs_write+0xea/0x3a0 [ 58.454968] ksys_write+0x68/0xf0 [ 58.458373] do_syscall_64+0x33/0x40 [ 58.462021] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.467205] RIP: 0033:0x7fc7542aa833 [ 58.470827] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.489644] RSP: 002b:00007fffc58f4ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.497232] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc7542aa833 [ 58.504369] RDX: 0000000000000020 RSI: 00007fc75419d000 RDI: 0000000000000001 [ 58.511508] RBP: 00007fc75419d000 R08: 00007fc75419c010 R09: 0000000000000000 [ 58.518642] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 58.525770] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.532918] irq event stamp: 0 [ 58.535975] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 58.542240] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 58.550411] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 58.558581] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 58.564865] ---[ end trace 838c833b863e5efc ]--- [ 58.569489] lkdtm: Saturation detected: still saturated # [ 58.117825] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 58.144076] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 58.172946] ------------[ cut here ]------------ # [ 58.199737] refcount_t: underflow; use-after-free. # [ 58.226764] WARNING: CPU: 0 PID: 2443 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 58.257309] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 58.292012] CPU: 0 PID: 2443 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 58.321832] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.343383] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 58.348658] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 58.367447] RSP: 0018:ffffa690c41cfe40 EFLAGS: 00010286 # [ 58.372721] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 58.379897] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 58.387071] RBP: ffffffffa3cb1de0 R08: 0000000000000000 R09: 0000000000000000 # [ 58.394245] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 58.401423] R13: ffffa690c41cff10 R14: ffffa690c41cff10 R15: ffff8d8283ab2000 # [ 58.408631] FS: 00007fc75439d580(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 58.416769] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.422594[ 58.740387] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED ] CR2: 00007fc75419d000 CR3: 0000000103e86000 CR4: 00000000001506f0 # [ 58.429786] Call Trace: # [ 58.432296] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 58.437910] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 # [ 58.443656] direct_[ 58.749218] lkdtm: attempting bad refcount_sub_and_test() from saturated entry.cold+0x2c/0x38 # [ 58.447621] full_proxy_write+0x56/0x80 # [ 58.451565] vfs_write+0xea/0x3a0 # [ 58.454968] ksys_write+0x68/0xf0 # [ 58.458373] do_syscall_64+0x33/0x40 # [ 58.462021] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ [ 58.778102] ------------[ cut here ]------------ 58.467205] RIP: 0033:0x7fc7542aa833 # [ 58.470827] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.804929] refcount_t: underflow; use-after-free. # [ 58.489644] RSP: 002b:00007fffc58f4ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.497232] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc7542aa833 # [ 58.504369] RDX: 0000000000000020 RSI: 00007fc75419d000 RDI: 0000000000000001 [ 58.831919] WARNING: CPU: 0 PID: 2478 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 58.511508] RBP: 00007fc75419d000 R08: 00007fc75419c010 R09: 0000000000000000 # [ 58.518642] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 58.525770] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [[ 58.862585] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 58.532918] irq event stamp: 0 # [ 58.535975] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 58.542240] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 58.550411] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 58.558581] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 58.564865] ---[ end trace 838c833b863e5efc ]--- # [ 58.569489] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_AND_TE[ 58.927056] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ST_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 [ 58.955135] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 58.975761] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 [ 58.994554] RSP: 0018:ffffa690c4247e40 EFLAGS: 00010286 [ 58.999828] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 [ 59.007010] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 [ 59.014183] RBP: ffffffffa3cb1e00 R08: 0000000000000000 R09: 0000000000000000 [ 59.021364] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 59.028567] R13: ffffa690c4247f10 R14: ffffa690c4247f10 R15: ffff8d828329d000 [ 59.035753] FS: 00007fbbd3f8c3c0(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 [ 59.043936] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.049755] CR2: 00007fbbd3d5d000 CR3: 00000001059f4000 CR4: 00000000001506f0 [ 59.056971] Call Trace: [ 59.059522] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 59.065085] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 [ 59.070805] direct_entry.cold+0x2c/0x38 [ 59.074817] full_proxy_write+0x56/0x80 [ 59.078756] vfs_write+0xea/0x3a0 [ 59.082112] ksys_write+0x68/0xf0 [ 59.085502] do_syscall_64+0x33/0x40 [ 59.089168] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 59.094275] RIP: 0033:0x7fbbd3e6a833 [ 59.097883] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.116657] RSP: 002b:00007ffe1bfee188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.124228] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbbd3e6a833 [ 59.131366] RDX: 0000000000000020 RSI: 00007fbbd3d5d000 RDI: 0000000000000001 [ 59.138499] RBP: 00007fbbd3d5d000 R08: 00007fbbd3d5c010 R09: 0000000000000000 [ 59.145627] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 59.152757] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 59.159905] irq event stamp: 0 [ 59.162961] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 59.169227] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 [ 59.177397] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 [ 59.185567] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 59.191853] ---[ end trace 838c833b863e5efd ]--- [ 59.196475] lkdtm: Saturation detected: still saturated # [ 58.740387] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 58.749218] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 58.778102] ------------[ cut here ]------------ # [ 58.804929] refcount_t: underflow; use-after-free. # [ 58.831919] WARNING: CPU: 0 PID: 2478 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 58.862585] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 58.897092] CPU: 0 PID: 2478 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 58.927056] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.955135] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 58.975761] Code: 01 01 e8 db 00 95 00 0f 0b e9 92 51 c4 00 80 3d bb e8 93 01 00 75 85 48 c7 c7 b0 d7 c4 a3 c6 05 ab e8 93 01 01 e8 b8 00 95 00 <0f> 0b e9 6f 51 c4 00 80 3d 96 e8 93 01 00 0f 85 5e ff ff ff 48 c7 # [ 58.994554] RSP: 0018:ffffa690c4247e40 EFLAGS: 00010286 # [ 58.999828] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 59.007010] RDX: ffff8d82aac2c660 RSI: ffff8d82aac1bf70 RDI: ffff8d82aac1bf70 # [ 59.014183] RBP: ffffffffa3cb1e00 R08: 0000000000000000 R09: 0000000000000000 # [ 59.021364] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 59.028567] R13: ffffa690c4247f10 R14: ffffa690c4247f10 R15: ffff8d828329d000 # [ 59.035753] FS: 00007fbbd3f8c3c0(0000) GS:ffff8d82aac00000(0000) knlGS:0000000000000000 # [ 59.043936] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.049755] CR2: 00007fbbd3d5d000 CR3: 00000001059f4000 CR4: 00000000001506f0 # [ 59.056971] Call Trace: # [ 59.059522] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 59.065085] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 59.070805] direct_entry.cold+0x2c/0x38 # [ 59.074817] full_proxy_write+0x56/0x80 # [ 59.078756] vfs_write+0xea/0x3a0 # [ 59.082112] ksys_write+0x68/0xf0 # [ 59.085502] do_syscall_64+0x33/0x40 # [ 59.089168] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 59.094275] RIP: 0033:0x7fbbd3e6a833 # [ 59.097883] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 59.116657] RSP: 002b:00007ffe1bfee188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.124228] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbbd3e6a833 # [ 59.131366] RDX: 0000000000000020 RSI: 00007fbbd3d5d000 RDI: 0000000000000001 # [ 59.138499] RBP: 00007fbbd3d5d000 R08: 00007fbbd3d5c010 R09: 0000000000000000 # [ 59.145627] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 59.152757] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 59.159905] irq event stamp: 0 # [ 59.162961] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 59.169227] hardirqs last disabled at (0): [] copy_process+0x664/0x1cb0 # [ 59.177397] softirqs last enabled at (0): [] copy_process+0x664/0x1cb0 # [ 59.185567] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 59.191853] ---[ end trace 838c833b863e5efd ]--- # [ 59.196475] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUN[ 59.524017] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO T_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 [ 59.549352] lkdtm: attempting good copy_to_user of correct size [ 59.571943] lkdtm: attempting bad copy_to_user of too large size # [ 59.524017] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 59.549352] lkdtm: attempting good copy_to_user of correct size # [ 59.571943] 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 [ 59.732456] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 59.738647] lkdtm: attempting good copy_from_user of correct size [ 59.744771] lkdtm: attempting bad copy_from_user of too large size # [ 59.732456] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 59.738647] lkdtm: attempting good copy_from_user of correct size # [ 59.744771] 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 [ 59.897677] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 59.904133] lkdtm: attempting good copy_to_user inside whitelist [ 59.910172] lkdtm: attempting bad copy_to_user outside whitelist # [ 59.897677] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 59.904133] lkdtm: attempting good copy_to_user inside whitelist # [ 59.910172] 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 [ 60.074620] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 60.081244] lkdtm: attempting good copy_from_user inside whitelist [ 60.087491] lkdtm: attempting bad copy_from_user outside whitelist # [ 60.074620] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 60.081244] lkdtm: attempting good copy_from_user inside whitelist # [ 60.087491] 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 [ 60.246194] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 60.252390] lkdtm: good_stack: ffffa690c4537e20-ffffa690c4537e40 [ 60.258439] lkdtm: bad_stack : ffffa690c4537da8-ffffa690c4537dc8 [ 60.264458] lkdtm: attempting good copy_to_user of local stack [ 60.270304] lkdtm: attempting bad copy_to_user of distant stack # [ 60.246194] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 60.252390] lkdtm: good_stack: ffffa690c4537e20-ffffa690c4537e40 # [ 60.258439] lkdtm: bad_stack : ffffa690c4537da8-ffffa690c4537dc8 # [ 60.264458] lkdtm: attempting good copy_to_user of local stack # [ 60.270304] 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 [ 60.436208] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 60.442579] lkdtm: good_stack: ffffa690c45b7e20-ffffa690c45b7e40 [ 60.448624] lkdtm: bad_stack : ffffa690c45b7da8-ffffa690c45b7dc8 [ 60.454781] lkdtm: attempting good copy_from_user of local stack [ 60.460992] lkdtm: attempting bad copy_from_user of distant stack # [ 60.436208] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 60.442579] lkdtm: good_stack: ffffa690c45b7e20-ffffa690c45b7e40 # [ 60.448624] lkdtm: bad_stack : ffffa690c45b7da8-ffffa690c45b7dc8 # [ 60.454781] lkdtm: attempting good copy_from_user of local stack # [ 60.460992] 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 [ 60.623792] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 60.629818] lkdtm: good_stack: ffffa690c4637e20-ffffa690c4637e40 [ 60.635854] lkdtm: bad_stack : ffffa690c4637ff8-ffffa690c4638018 [ 60.641874] lkdtm: attempting good copy_to_user of local stack [ 60.647712] lkdtm: attempting bad copy_to_user of distant stack [ 60.653635] lkdtm: copy_to_user failed, but lacked Oops # [ 60.623792] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 60.629818] lkdtm: good_stack: ffffa690c4637e20-ffffa690c4637e40 # [ 60.635854] lkdtm: bad_stack : ffffa690c4637ff8-ffffa690c4638018 # [ 60.641874] lkdtm: attempting good copy_to_user of local stack # [ 60.647712] lkdtm: attempting bad copy_to_user of distant stack # [ 60.653635] 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 [ 60.818473] lkdtm: Performing direct entry USERCOPY_KERNEL [ 60.823966] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa38d15b0 [ 60.831739] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa24e3d70 [ 60.839249] lkdtm: FAIL: survived bad copy_to_user() # [ 60.818473] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 60.823966] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffa38d15b0 # [ 60.831739] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa24e3d70 # [ 60.839249] 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 [ 61.003931] lkdtm: Performing direct entry STACKLEAK_ERASING [ 61.009602] lkdtm: checking unused part of the thread stack (15928 bytes)... [ 61.016710] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) [ 61.023674] lkdtm: FAIL: the thread stack is NOT properly erased [ 61.029678] CPU: 0 PID: 2843 Comm: cat Tainted: G D W 5.10.169-cip26 #1 [ 61.037406] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 61.043315] Call Trace: [ 61.045768] dump_stack+0x77/0x9b [ 61.049079] lkdtm_STACKLEAK_ERASING+0x116/0x144 [ 61.053689] direct_entry.cold+0x2c/0x38 [ 61.057606] full_proxy_write+0x56/0x80 [ 61.061437] vfs_write+0xea/0x3a0 [ 61.064747] ksys_write+0x68/0xf0 [ 61.068057] do_syscall_64+0x33/0x40 [ 61.071626] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 61.076669] RIP: 0033:0x7fea22f32833 [ 61.080239] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 61.098975] RSP: 002b:00007fff53380e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.106532] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fea22f32833 [ 61.113653] RDX: 0000000000000012 RSI: 00007fea22e25000 RDI: 0000000000000001 [ 61.120775] RBP: 00007fea22e25000 R08: 00007fea22e24010 R09: 0000000000000000 [ 61.127896] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 61.135016] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.003931] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 61.009602] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 61.016710] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 61.023674] lkdtm: FAIL: the thread stack is NOT properly erased # [ 61.029678] CPU: 0 PID: 2843 Comm: cat Tainted: G D W 5.10.169-cip26 #1 # [ 61.037406] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.043315] Call Trace: # [ 61.045768] dump_stack+0x77/0x9b # [ 61.049079] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 61.053689] direct_entry.cold+0x2c/0x38 # [ 61.057606] full_proxy_write+0x56/0x80 # [ 61.061437] vfs_write+0xea/0x3a0 # [ 61.064747] ksys_write+0x68/0xf0 # [ 61.068057] do_syscall_64+0x33/0x40 # [ 61.071626] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 61.076669] RIP: 0033:0x7fea22f32833 # [ 61.080239] Code: 8b 15 61 26 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 61.098975] RSP: 002b:00007fff53380e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.106532] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fea22f32833 # [ 61.113653] RDX: 0000000000000012 RSI: 00007fea22e25000 RDI: 0000000000000001 # [ 61.120775] RBP: 00007fea22e25000 R08: 00007fea22e24010 R09: 0000000000000000 # [ 61.127896] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 61.135016] R13: 0000000000000001 R14[ 61.327833] lkdtm: Performing direct entry CFI_FORWARD_PROTO : 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 [ 61.336834] lkdtm: Calling matched prototype ... [ 61.361841] lkdtm: Calling mismatched prototype ... [ 61.366725] lkdtm: Fail: survived mismatched prototype function call! # [ 61.327833] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 61.336834] lkdtm: Calling matched prototype ... # [ 61.361841] lkdtm: Calling mismatched prototype ... # [ 61.366725] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 lkdtm_PANIC_sh skip lkdtm_BUG_sh pass lkdtm_WARNING_sh pass lkdtm_WARNING_MESSAGE_sh pass lkdtm_EXCEPTION_sh pass lkdtm_LOOP_sh skip lkdtm_EXHAUST_STACK_sh skip lkdtm_CORRUPT_STACK_sh skip lkdtm_CORRUPT_STACK_STRONG_sh skip lkdtm_CORRUPT_LIST_ADD_sh fail lkdtm_CORRUPT_LIST_DEL_sh fail lkdtm_STACK_GUARD_PAGE_LEADING_sh pass lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass lkdtm_UNSET_SMEP_sh pass lkdtm_DOUBLE_FAULT_sh skip lkdtm_CORRUPT_PAC_sh skip lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip lkdtm_OVERWRITE_ALLOCATION_sh skip lkdtm_WRITE_AFTER_FREE_sh skip lkdtm_READ_AFTER_FREE_sh fail lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip lkdtm_READ_BUDDY_AFTER_FREE_sh fail lkdtm_SLAB_FREE_DOUBLE_sh fail lkdtm_SLAB_FREE_CROSS_sh fail lkdtm_SLAB_FREE_PAGE_sh fail lkdtm_SOFTLOCKUP_sh skip lkdtm_HARDLOCKUP_sh skip lkdtm_SPINLOCKUP_sh skip lkdtm_HUNG_TASK_sh skip lkdtm_EXEC_DATA_sh pass lkdtm_EXEC_STACK_sh pass lkdtm_EXEC_KMALLOC_sh pass lkdtm_EXEC_VMALLOC_sh pass lkdtm_EXEC_RODATA_sh pass lkdtm_EXEC_USERSPACE_sh pass lkdtm_EXEC_NULL_sh pass lkdtm_ACCESS_USERSPACE_sh fail lkdtm_ACCESS_NULL_sh pass lkdtm_WRITE_RO_sh pass lkdtm_WRITE_RO_AFTER_INIT_sh pass lkdtm_WRITE_KERN_sh pass lkdtm_REFCOUNT_INC_OVERFLOW_sh pass lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass lkdtm_REFCOUNT_DEC_ZERO_sh pass lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass lkdtm_REFCOUNT_INC_ZERO_sh pass lkdtm_REFCOUNT_ADD_ZERO_sh pass lkdtm_REFCOUNT_INC_SATURATED_sh pass lkdtm_REFCOUNT_DEC_SATURATED_sh pass lkdtm_REFCOUNT_ADD_SATURATED_sh pass lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass lkdtm_REFCOUNT_TIMING_sh skip lkdtm_ATOMIC_TIMING_sh skip lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail lkdtm_USERCOPY_STACK_FRAME_TO_sh fail lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail lkdtm_USERCOPY_STACK_BEYOND_sh fail lkdtm_USERCOPY_KERNEL_sh fail lkdtm_STACKLEAK_ERASING_sh fail lkdtm_CFI_FORWARD_PROTO_sh fail + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #