[Enter `^Ec?' for help] coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 bootblock starting... Family_Model: 00670f00 PMxC0 STATUS: 0x80800 DoReset BIT11 DW I2C bus 1 at 0xfedc3000 (400 KHz) VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset aa8c0 size d5a4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 verstage starting... Probing TPM I2C: done! DID_VID 0x00281ae0 TPM ready after 0 ms cr50 TPM 2.0 (i2c 1:0x50 id 0x28) TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found \"FLASH\" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0 Phase 2 Phase 3 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_report_dev_firmware() This is developer signed firmware FMAP: area VBLOCK_A found @ 21000 (65536 bytes) FMAP: area VBLOCK_A found @ 21000 (65536 bytes) VB2:vb2_verify_keyblock() Checking key block signature... FMAP: area VBLOCK_A found @ 21000 (65536 bytes) FMAP: area VBLOCK_A found @ 21000 (65536 bytes) VB2:vb2_verify_fw_preamble() Verifying preamble. Phase 4 FMAP: area FW_MAIN_A found @ 31000 (2154432 bytes) VB2:vb2api_init_hash() HW crypto for hash_alg 2 not supported, using SW VB2:vb2_rsa_verify_digest() Digest check failed! VB2:vb2_fail() Need recovery, reason: 0x1b / 0x7 Saving nvdata Reboot requested (10020007) board_reset() called! coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 bootblock starting... Family_Model: 00670f00 PMxC0 STATUS: 0x80800 DoReset BIT11 DW I2C bus 1 at 0xfedc3000 (400 KHz) VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset aa8c0 size d5a4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 verstage starting... Probing TPM I2C: .done! DID_VID 0x00281ae0 TPM ready after 0 ms cr50 TPM 2.0 (i2c 1:0x50 id 0x28) TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:177 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found \"FLASH\" version 1.1 at d7f000. FMAP: base = ff000000 size = 1000000 #areas = 30 FMAP: area GBB found @ d80000 (458752 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x1b / 0x7 VB2:vb2_check_recovery() We have a recovery request: 0x1b / 0x0 Recovery requested (1009000e) Saving nvdata tlcl_extend: response is 0 tlcl_extend: response is 0 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'fallback/romstage' CBFS: Found @ offset 80 size d2e4 coreboot-56f9d1cd49 Thu Sep 5 21:57:06 UTC 2019 romstage starting... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'smu_fw' CBFS: Found @ offset 7bc00 size 12262 PSP: Load blob type 19 from @ffe6bc38... OK Google Chrome set keyboard backlight: 4 status (0) POST: 0x37 agesawrapper_amdinitreset() entry CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'AGESA_PRE_MEM' CBFS: Found @ offset df80 size 53bcc agesawrapper_amdinitreset() returned AGESA_SUCCESS POST: 0x38 agesawrapper_amdinitearly() entry Warning - AGESA callout: platform_PcieSlotResetControl not supported Warning - AGESA callout: platform_PcieSlotResetControl not supported agesawrapper_amdinitearly() returned AGESA_SUCCESS POST: 0x40 agesawrapper_amdinitpost() entry DRAM clear on reset: Keep variant_mainboard_read_spd SPD index 9 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'spd.bin' CBFS: Found @ offset 79bc0 size 2000 AGESA set: umamode UMA_SPECIFIED : syslimit 0x12effffff, bottomio 0x00d00000 : uma size 16MB, uma start 0xcf000000 agesawrapper_amdinitpost() returned AGESA_SUCCESS POST: 0x41 Boot Count incremented to 22338 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 124212 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 2022-10-26 19:31:05 UTC POST: Unexpected post code in previous boot: 0x90 ELOG: Event(A3) added with size 11 at 2022-10-26 19:31:05 UTC ELOG: Event(9F) added with size 14 at 2022-10-26 19:31:05 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 96164 exit 0 POST: 0x72 Enumerating buses... Show all devs... Before device enumeration. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 MMIO: fedc2000: enabled 1 MMIO: fedc3000: enabled 1 MMIO: fedc4000: enabled 1 MMIO: fedc5000: enabled 1 APIC: 10: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 I2C: 00:50: enabled 1 I2C: 00:15: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 PCI: 00:00.0: enabled 1 PNP: 0c09.0: enabled 1 Compare with tree... Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 APIC: 10: enabled 1 DOMAIN: 0000: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:00.2: enabled 0 PCI: 00:01.0: enabled 1 PCI: 00:01.1: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:02.1: enabled 1 PCI: 00:02.2: enabled 1 PCI: 00:02.3: enabled 1 PCI: 00:02.4: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.5: enabled 1 PCI: 00:08.0: enabled 1 PCI: 00:09.0: enabled 1 PCI: 00:09.2: enabled 1 PCI: 00:10.0: enabled 1 PCI: 00:11.0: enabled 0 PCI: 00:12.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.3: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:14.7: enabled 1 PCI: 00:18.0: enabled 1 PCI: 00:18.1: enabled 1 PCI: 00:18.2: enabled 1 PCI: 00:18.3: enabled 1 PCI: 00:18.4: enabled 1 PCI: 00:18.5: enabled 1 MMIO: fedc2000: enabled 1 GENERIC: 0.0: enabled 1 I2C: 00:1a: enabled 1 GENERIC: 0.1: enabled 1 MMIO: fedc3000: enabled 1 I2C: 00:50: enabled 1 MMIO: fedc4000: enabled 1 I2C: 00:15: enabled 1 MMIO: fedc5000: enabled 1 I2C: 00:39: enabled 1 I2C: 00:10: enabled 1 Mainboard Grunt Enable. Root Device scanning... root_dev_scan_bus for Root Device CPU_CLUSTER: 0 enabled DOMAIN: 0000 enabled MMIO: fedc2000 enabled MMIO: fedc3000 enabled MMIO: fedc4000 enabled MMIO: fedc5000 enabled DOMAIN: 0000 scanning... PCI: pci_scan_bus for bus 00 POST: 0x24 sb_enable PCI: 00:00.0 [1022/1576] enabled sb_enable sb_enable PCI: 00:01.0 [1002/98e4] enabled sb_enable PCI: 00:01.1 [1002/15b3] enabled sb_enable PCI: 00:02.0 [1022/157b] enabled sb_enable PCI: Static device PCI: 00:02.1 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.2 subordinate bus PCI Express PCI: 00:02.2 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.3 not found, disabling it. sb_enable Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Capability: type 0x05 @ 0xa0 Capability: type 0x0d @ 0xc0 Capability: type 0x08 @ 0xc8 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 PCI: 00:02.4 subordinate bus PCI Express PCI: 00:02.4 [1022/157c] enabled sb_enable PCI: Static device PCI: 00:02.5 not found, disabling it. PCI: 00:03.0 [1022/157b] enabled sb_enable PCI: 00:08.0 [1022/1578] enabled sb_enable PCI: 00:09.0 [1022/157d] enabled sb_enable PCI: Static device PCI: 00:09.2 not found, disabling it. sb_enable PCI: 00:10.0 [1022/0000] bus ops PCI: 00:10.0 [1022/7914] enabled sb_enable sb_enable PCI: 00:12.0 [1022/0000] bus ops PCI: 00:12.0 [1022/7908] enabled sb_enable PCI: 00:14.0 [1022/790b] bus ops PCI: 00:14.0 [1022/790b] enabled sb_enable PCI: 00:14.3 [1022/0000] bus ops PCI: 00:14.3 [1022/790e] enabled sb_enable PCI: 00:14.7 [1022/7906] enabled sb_enable PCI: 00:18.0 [1022/15b0] ops PCI: 00:18.0 [1022/15b0] enabled sb_enable PCI: 00:18.1 [1022/15b1] enabled sb_enable PCI: 00:18.2 [1022/15b2] enabled sb_enable PCI: 00:18.3 [1022/15b3] enabled sb_enable PCI: 00:18.4 [1022/15b4] enabled sb_enable PCI: 00:18.5 [1022/15b5] enabled POST: 0x25 PCI: 00:02.2 scanning... do_pci_scan_bridge for PCI: 00:02.2 PCI: pci_scan_bus for bus 01 POST: 0x24 PCI: 01:00.0 [168c/003e] enabled POST: 0x25 POST: 0x55 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 Capability: type 0x01 @ 0x50 Capability: type 0x10 @ 0x58 Enabling Common Clock Configuration ASPM: Enabled L0s and L1 Capability: type 0x01 @ 0x40 Capability: type 0x05 @ 0x50 Capability: type 0x10 @ 0x70 scan_bus: scanning of bus PCI: 00:02.2 took 40765 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 40320 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 8111 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 8111 usecs PCI: 00:14.0 scanning... scan_generic_bus for PCI: 00:14.0 scan_generic_bus for PCI: 00:14.0 done scan_bus: scanning of bus PCI: 00:14.0 took 8809 usecs PCI: 00:14.3 scanning... scan_lpc_bus for PCI: 00:14.3 PNP: 0c09.0 enabled scan_lpc_bus for PCI: 00:14.3 done scan_bus: scanning of bus PCI: 00:14.3 took 9961 usecs POST: 0x55 scan_bus: scanning of bus DOMAIN: 0000 took 315102 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 21201 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 13181 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 13150 usecs MMIO: fedc5000 scanning... scan_generic_bus for MMIO: fedc5000 bus: MMIO: fedc5000[0]->I2C: 04:39 enabled bus: MMIO: fedc5000[0]->I2C: 04:10 enabled scan_generic_bus for MMIO: fedc5000 done scan_bus: scanning of bus MMIO: fedc5000 took 16979 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 426210 usecs done BS: BS_DEV_ENUMERATE times (us): entry 0 run 631173 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 ize 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24 :02.2 resource base f4800000 size 200000 align 21 gran 20 limit fffff flags 60080202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base f4800000 size 200000 align 21 gran 21 limit f49fffff flags 60000201 index 10 PCI: 00:02.3 PCI: 00:02.4 child on link 0 PCI: 02:00.0 PCI: 00:02.4 resource base ffff size 0 align 12 gran 12 limit ffff flags 60080102 index 1c P4 resource base f7ffffff size 0 align 20 gran 20 limit f7ffffff flags 60081202 index 24 PCI: 00:02.4 resource base f4a00000 n 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 1563827 exit 0 PCI_INTR tables: Writing registers C00/C01 for PCI IRQ routing: PCI_INTR_INDEX name PIC mode APIC mode 0x00 INTA# 0x03 0x10 0x01 INTB# 0x04 0x11 0x02 INTC# 0x05 0x12 0x03 INTD# 0x07 0x13 0x04 INTE# 0x0B 0x14 0x05 INTF# 0x1F 0x1F 0x06 INTG# 0x1F 0x16 0x07 INTH# 0x1F 0x17 0x08 Misc 0xFA 0x00 0x09 Misc0 0xF1 0x00 0x0A Misc1 0x00 0x00 0x0B Misc2 0x00 0x00 0x0C Ser IRQ INTA 0x1F 0x1F 0x0D Ser IRQ INTB 0x1F 0x1F 0x0E Ser IRQ INTC 0x1F 0x1F 0x0F Ser IRQ INTD 0x1F 0x1F 0x10 SCI 0x09 0x09 0x11 SMBUS 0x1F 0x1F 0x12 ASF 0x1F 0x1F 0x13 HDA 0x03 0x10 0x14 FC 0x1F 0x1F 0x16 PerMon 0x1F 0x1F 0x17 SD 0x03 0x10 0x1A SDIOt 0x00 0x1F 0x30 EHCI 0x05 0x12 0x34 XHCI 0x04 0x12 0x41 SATA 0x07 0x13 0x62 GPIO 0x07 0x07 0x70 I2C0 0x03 0x03 0x71 I2C1 0x0F 0x0F 0x72 I2C2 0x06 0x06 0x73 I2C3 0x0E 0x0E 0x74 UART0 0x0A 0x0A 0x75 UART1 0x0B 0x0B PCI_CFG IRQ: Write PCI config space IRQ assignments PCI IRQ: Found device 0:01.00 using PIN A PCI Devfn (0x8) not found in pirq_data table PCI IRQ: Found device 0:01.01 using PIN B Found this device in pirq_data table entry 5 Orig INT_PIN : 2 (PIN B) PCI_INTR idx : 0x13 (HDA) INT_LINE : 0x3 (IRQ 3) PCI IRQ: Found device 0:02.02 using PIN A Found this device in pirq_data table entry 1 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x01 (INTB#) INT_LINE : 0x4 (IRQ 4) PCI IRQ: Found device 0:02.04 using PIN A Found this device in pirq_data table entry 3 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x03 (INTD#) INT_LINE : 0x7 (IRQ 7) PCI IRQ: Found device 0:08.00 using PIN A PCI Devfn (0x40) not found in pirq_data table PCI IRQ: Found device 0:10.00 using PIN A Found this device in pirq_data table entry 10 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x34 (XHCI) INT_LINE : 0x4 (IRQ 4) PCI IRQ: Found device 0:12.00 using PIN A Found this device in pirq_data table entry 9 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x30 (EHCI) INT_LINE : 0x5 (IRQ 5) PCI IRQ: Found device 0:14.07 using PIN A Found this device in pirq_data table entry 6 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x17 (SD) INT_LINE : 0x3 (IRQ 3) PCI IRQ: Found device 2:00.00 using PIN A With INT_PIN swizzled to PIN A Attached to bridge device 0:02h.04h Found this device in pirq_data table entry 3 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x03 (INTD#) INT_LINE : 0x7 (IRQ 7) PCI IRQ: Found device 1:00.00 using PIN A With INT_PIN swizzled to PIN A Attached to bridge device 0:02h.02h Found this device in pirq_data table entry 1 Orig INT_PIN : 1 (PIN A) PCI_INTR idx : 0x01 (INTB#) INT_LINE : 0x4 (IRQ 4) PCI_CFG IRQ: Finished writing PCI config space IRQ assignments POST: 0x74 Enabling resources... agesawrapper_amdinitmid() entry agesawrapper_amdinitmid() returned AGESA_SUCCESS PCI: 00:00.0 subsystem <- 1022/1576 PCI: 00:00.0 cmd <- 04 PCI: 00:01.0 subsystem <- 1002/98e4 PCI: 00:01.0 cmd <- 07 PCI: 00:01.1 subsystem <- 1002/15b3 PCI: 00:01.1 cmd <- 02 PCI: 00:02.0 subsystem <- 1022/157b PCI: 00:02.0 cmd <- 00 PCI: 00:02.2 bridge ctrl <- 0003 PCI: 00:02.2 cmd <- 06 PCI: 00:02.4 bridge ctrl <- 0003 PCI: 00:02.4 cmd <- 06 PCI: 00:03.0 cmd <- 00 PCI: 00:08.0 subsystem <- 1022/1578 PCI: 00:08.0 cmd <- 06 PCI: 00:09.0 subsystem <- 1022/157d PCI: 00:09.0 cmd <- 00 PCI: 00:10.0 subsystem <- 1022/7914 PCI: 00:10.0 cmd <- 02 PCI: 00:12.0 subsystem <- 1022/7908 PCI: 00:12.0 cmd <- 02 PCI: 00:14.0 subsystem <- 1022/790b PCI: 00:14.0 cmd <- 403 PCI: 00:14.3 subsystem <- 1022/790e PCI: 00:14.3 cmd <- 0f Southbridge LPC decode:PNP: 0c09.0, base=0x00000800, end=0x000009fe Covered by wideIO 0 PCI: 00:14.7 subsystem <- 1022/7906 PCI: 00:14.7 cmd <- 06 PCI: 00:18.0 cmd <- 00 PCI: 00:18.1 subsystem <- 1022/15b1 PCI: 00:18.1 cmd <- 00 PCI: 00:18.2 subsystem <- 1022/15b2 PCI: 00:18.2 cmd <- 00 PCI: 00:18.3 subsystem <- 1022/15b3 PCI: 00:18.3 cmd <- 00 PCI: 00:18.4 subsystem <- 1022/15b4 PCI: 00:18.4 cmd <- 00 PCI: 00:18.5 subsystem <- 1022/15b5 PCI: 00:18.5 cmd <- 00 PCI: 01:00.0 cmd <- 02 PCI: 02:00.0 subsystem <- 1217/8620 PCI: 02:00.0 cmd <- 06 done. BS: BS_DEV_ENABLE times (us): entry 279603 run 130745 exit 0 POST: 0x75 Initializing devices... Root Device init ... Root Device init finished in 1948 usecs POST: 0x75 CPU_CLUSTER: 0 init ... MTRR: Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000f0000000 size 0x20000000 type 0 0x00000000f0000000 - 0x00000000f4800000 size 0x04800000 type 1 0x00000000f4800000 - 0x0000000100000000 size 0x0b800000 type 0 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: Fixed MSR 0x250 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x258 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x269 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26a 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26b 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26c 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26d 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26e 0x1e1e1e1e1e1e1e1e MTRR: Fixed MSR 0x26f 0x1e1e1e1e1e1e1e1e call enable_fixed_mtrr() CPU physical address size: 48 bits MTRR: default type WB/UC MTRR counts: 8/6. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000f0000000 mask 0x0000fffffc000000 type 1 MTRR: 4 base 0x00000000f4000000 mask 0x0000ffffff800000 type 1 MTRR: 5 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 MTRR check Fixed MTRRs : Enabled Variable MTRRs: Enabled POST: 0x93 Will perform SMM setup. CPU: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G . Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170 Processing 16 relocs. Offset value of 0x00030000 Attempting to start 1 APs Waiting for 10ms after sending INIT. Waiting for 1st SIPI to complete...AP: slot 1 apic_id 11. done. Waiting for 2nd SIPI to complete...done. Loading module at 00038000 with entry 00038000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x00038000 SMM Module: stub loaded at 00038000. Will call cdeb995b(00000000) Installing SMM handler to 0xce800000 Loading module at ce810000 with entry ce81142b. filesize: 0x6c98 memsize: 0xad18 Processing 481 relocs. Offset value of 0xce810000 Loading module at ce808000 with entry ce808000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0xce808000 SMM Module: placing jmp sequence at ce807e00 rel16 0x01fd SMM Module: stub loaded at ce808000. Will call ce81142b(00000000) New SMBASE 0xce800000 Relocation complete. New SMBASE 0xce7ffe00 Relocation complete. Initializing CPU #0 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x10 done. CPU #0 initialized Initializing CPU #1 CPU: vendor AMD device 670f00 CPU: family 15, model 70, stepping 00 Setting up local APIC... apic_id: 0x11 done. CPU #1 initialized bsp_do_flight_plan done after 91 msecs. MTRR: TEMPORARY Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x00000000d0000000 size 0xcff40000 type 6 0x00000000d0000000 - 0x00000000ff000000 size 0x2f000000 type 0 0x00000000ff000000 - 0x0000000100000000 size 0x01000000 type 5 0x0000000100000000 - 0x000000012f000000 size 0x2f000000 type 6 MTRR: default type WB/UC MTRR counts: 7/5. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000ffff80000000 type 6 MTRR: 1 base 0x0000000080000000 mask 0x0000ffffc0000000 type 6 MTRR: 2 base 0x00000000c0000000 mask 0x0000fffff0000000 type 6 MTRR: 3 base 0x00000000ff000000 mask 0x0000ffffff000000 type 5 MTRR: 4 base 0x0000000100000000 mask 0x0000ffffc0000000 type 6 CPU_CLUSTER: 0 init finished in 346132 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:00.0 init ... PCI: 00:00.0 init finished in 2003 usecs POST: 0x75 POST: 0x75 PCI: 00:01.0 init ... CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) CBFS: Locating 'pci1002,98e4.rom' CBFS: Found @ offset 92c00 size fe00 Mapping PCI device 100298e4 to 100298e0 In CBFS, ROM address for PCI: 00:01.0 = ffe82c48 PCI expansion ROM, signature 0xaa55, INIT size 0xfe00, data ptr 0x01c0 PCI ROM image, vendor ID 1002, device ID 98e0, PCI ROM image, Class Code 030000, Code Type 00 Copying VGA ROM Image from ffe82c48 to 0xc0000, 0xfe00 bytes Real mode stub @00000600: 867 bytes Calling Option ROM... ... Option ROM returned. VBE: Getting information about VESA mode 41d2 VBE: resolution: 1366x768@16 VBE: framebuffer: f0000000 VBE: Setting VESA mode 41d2 VGA Option ROM was run PCI: 00:01.0 init finished in 112244 usecs POST: 0x75 PCI: 00:01.1 init ... PCI: 00:01.1 init finished in 2002 usecs POST: 0x75 PCI: 00:02.0 init ... PCI: 00:02.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 POST: 0x75 PCI: 00:03.0 init ... PCI: 00:03.0 init finished in 2002 usecs POST: 0x75 PCI: 00:08.0 init ... PCI: 00:08.0 init finished in 2002 usecs POST: 0x75 PCI: 00:09.0 init ... PCI: 00:09.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:10.0 init ... PCI: 00:10.0 init finished in 2002 usecs POST: 0x75 POST: 0x75 PCI: 00:12.0 init ... PCI: 00:12.0 init finished in 2002 usecs POST: 0x75 PCI: 00:14.0 init ... IOAPIC: Initializing IOAPIC at 0xfec00000 IOAPIC: Bootstrap Processor Local APIC = 0x10 IOAPIC: ID = 0x04 IOAPIC: Dumping registers reg 0x0000: 0x04000000 reg 0x0001: 0x00178021 reg 0x0002: 0x04000000 IOAPIC: 24 interrupts IOAPIC: Enabling interrupts on FSB IOAPIC: reg 0x00000000 value 0x10000000 0x00000700 IOAPIC: reg 0x00000001 value 0x00000000 0x00010000 IOAPIC: reg 0x00000002 value 0x00000000 0x00010000 IOAPIC: reg 0x00000003 value 0x00000000 0x00010000 IOAPIC: reg 0x00000004 value 0x00000000 0x00010000 IOAPIC: reg 0x00000005 value 0x00000000 0x00010000 IOAPIC: reg 0x00000006 value 0x00000000 0x00010000 IOAPIC: reg 0x00000007 value 0x00000000 0x00010000 IOAPIC: reg 0x00000008 value 0x00000000 0x00010000 IOAPIC: reg 0x00000009 value 0x00000000 0x00010000 IOAPIC: reg 0x0000000a value 0x00000000 0x00010000 IOAPIC: reg 0x0000000b value 0x00000000 0x00010000 IOAPIC: reg 0x0000000c value 0x00000000 0x00010000 IOAPIC: reg 0x0000000d value 0x00000000 0x00010000 IOAPIC: reg 0x0000000e value 0x00000000 0x00010000 IOAPIC: reg 0x0000000f value 0x00000000 0x00010000 IOAPIC: reg 0x00000010 value 0x00000000 0x00010000 IOAPIC: reg 0x00000011 value 0x00000000 0x00010000 IOAPIC: reg 0x00000012 value 0x00000000 0x00010000 IOAPIC: reg 0x00000013 value 0x00000000 0x00010000 IOAPIC: reg 0x00000014 value 0x00000000 0x00010000 IOAPIC: reg 0x00000015 value 0x00000000 0x00010000 IOAPIC: reg 0x00000016 value 0x00000000 0x00010000 IOAPIC: reg 0x00000017 value 0x00000000 0x00010000 PCI: 00:14.0 init finished in 133956 usecs POST: 0x75 PCI: 00:14.3 init ... RTC Init PCI: 00:14.3 init finished in 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 170070 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 7128 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: 5.664 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 34472 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 1076478 exit 150 ELOG: Event(A1) added with size 10 at 2022-10-26 19:31:08 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b ELOG: Event(A0) added with size 9 at 2022-10-26 19:31:08 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 22612 run 4547 exit 37863 FMAP: area RW_MRC_CACHE found @ 0 (65536 bytes) MRC: Checking cached data update for 'RW_MRC_CACHE'. MRC: cache data 'RW_MRC_CACHE' needs update. ELOG: Event(AA) added with size 11 at 2022-10-26 19:31:09 UTC POST: 0x77 BS: BS_OS_RESUME_CHECK times (us): entry 29613 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: 539 bytes. Writing table forward entry at 0x00000500 Wrote coreboot table at: 00000500, 0x10 bytes, checksum 11f9 Writing coreboot table at 0xcde52000 0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES 1. 0000000000001000-000000000009ffff: RAM 2. 00000000000a0000-00000000000fffff: RESERVED 3. 0000000000100000-00000000cdd0cfff: RAM 4. 00000000cdd0d000-00000000cde9efff: CONFIGURATION TABLES 5. 00000000cde9f000-00000000cdfa0fff: RAMSTAGE 6. 00000000cdfa1000-00000000cdffffff: CONFIGURATION TABLES 7. 00000000ce000000-00000000cfffffff: RESERVED 8. 00000000f8000000-00000000fbffffff: RESERVED 9. 0000000100000000-000000012effffff: RAM Passing 5 GPIOs to payload: NAME | PORT | POLARITY | VALUE write protect | undefined | high | low recovery | undefined | high | low lid | undefined | high | high power | undefined | high | low EC in RW | 0x0000000f | high | low Board ID: 6 SKU ID: 33 CBFS: 'Master Header Locator' located CBFS at [df0000:ffffc0) Wrote coreboot table at: cde52000, 0x538 bytes, checksum 6ac4 coreboot table: 1360 bytes. IMD ROOT 0. cdfff000 00001000 IMD SMALL 1. cdffe000 00001000 CONSOLE 2. cdfde000 00020000 TIME STAMP 3. cdfdd000 00000910 VBOOT 4. cdfdc000 00000c0c ACPISCRATCH 5. cdfac000 00030000 ROMSTG STCK 6. cdfab000 00000400 AFTER CAR 7. cdfa1000 0000a000 RAMSTAGE 8. cde9e000 00103000 REFCODE 9. cde6c000 00032000 ACPI GNVS 10. cde6b000 00001000 SMM BACKUP 11. cde5b000 00010000 MRC DATA 12. cde5a000 00000e75 COREBOOT 13. cde52000 00008000 ACPI 14. cde2e000 00024000 RAMOOPS 15. cdd2e000 00100000 VGA ROM #0 16. cdd1e000 0000fe00 TCPA TCGLOG17. cdd0e000 00010000 SMBIOS 18. cdd0d000 00000800 IMD small region: IMD ROOT 0. cdffec00 00000400 VBOOT SEL 1. cdffebe0 00000008 EC HOSTEVENT 2. cdffebc0 00000008 ROMSTAGE 3. cdffeba0 00000004 VPD 4. cdffeb20 0000006c POWER STATE 5. cdffeb00 00000010 MEM INFO 6. cdffe9a0 00000149 COREBOOTFWD 7. cdffe960 00000028 BS: BS_WRITE_TABLES times (us): entry 2 run 438392 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 228 run 92762 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 7729355/tftp-deploy-391d8z49/kernel/bzImage 7729355/tftp-deploy-391d8z49/kernel/cmdline 7729355/tftp-deploy-391d8z49/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 7729355/tftp-deploy-391d8z49/kernel/bzImage 779/kernel/cmdline 7729355/tftp-deploy-391d8z49/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:78:85:55 Sending DHCP discover... done. Waiting for reply... done. Sending DHCP request... done. Waiting for reply... done. My ip is 192.168.201.11 The DHCP server ip is 192.168.201.1 TFTP server IP predefined by user: 192.168.201.1 Bootfile predefined by user: 7729355/tftp-deploy-391d8z49/kernel/bzImage Sending tftp read request... done. Waiting for the transfer... 00000000 ################################################################ 00080000 ################################################################ 00100000 ################################################################ 00180000 ################################################################ 00200000 ################################################################ 00280000 ################################################################ 00300000 ################################################################ 00380000 ################################################################ 00400000 ################################################################ 00480000 ################################################################ 00500000 ################################################################ 00580000 ################################################################ 00600000 ################################################################ 00680000 ################################################################ 00700000 ################################################################ 00780000 ################################################################ 00800000 ################################################################ 00880000 ################################################################ 00900000 ################################################################ 00980000 ################################################################ 00a00000 ################################################################ 00a80000 ################################################################ 00b00000 ################################################################ 00b80000 ################################################################ 00c00000 ################################################################ 00c80000 ################################################################ 00d00000 ############################## done. The bootfile was 13872256 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: 7729355/tftp-deploy-391d8z49/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/7729355/extract-nfsrootfs-59fchx49,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: 20743637 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 5.10.150-cip18 (KernelCI@build-j388074-x86-64-gcc-10-x86-64-defconfig-x86-chromeboocczzp) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Oct 26 17:15:56 UTC 2022 [ 0.000000] Command line: earlyprintk=uart8250,mmio32,0xfedc6000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/7729355/extract-nfsrootfs-59fchx49,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 1596.946 MHz processor [ 0.001286] last_pfn = 0x12f000 max_arch_pfn = 0x400000000 [ 0.001783] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.003379] last_pfn = 0xcdd0d max_arch_pfn = 0x400000000 [ 0.009899] check: Scanning 1 areas for low memory corruption [ 0.009910] Using GB pages for direct mapping [ 0.010377] RAMDISK: [mem 0x377c4000-0x37ffffff] [ 0.010384] ACPI: Early table checksum verification disabled [ 0.010391] ACPI: RSDP 0x00000000000F0000 000024 (v02 COREv4) [ 0.010401] ACPI: XSDT 0x00000000CDE2E0E0 000074 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010413] ACPI: FACP 0x00000000CDE31E60 0000F4 (v04 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010425] ACPI: DSDT 0x00000000CDE2E280 003BE0 (v02 COREv4 COREBOOT 00010001 INTL 20180531) [ 0.010434] ACPI: FACS 0x00000000CDE2E240 000040 [ 0.010442] ACPI: SSDT 0x00000000CDE31F60 000DB5 (v02 COREv4 COREBOOT 0000002A CORE 0000002A) [ 0.010450] ACPI: MCFG 0x00000000CDE32D20 00003C (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010458] ACPI: TCPA 0x00000000CDE32D60 000032 (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010467] ACPI: APIC 0x00000000CDE32DA0 00006E (v02 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010475] ACPI: VFCT 0x00000000CDE32E10 00FE69 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010483] ACPI: HPET 0x00000000CDE42C80 000038 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010491] ACPI: HEST 0x00000000CDE42CC0 0001D0 (v01 COREv4 COREBOOT 00000000 CORE 00000000) [ 0.010499] ACPI: SSDT 0x00000000CDE42E90 004B5B (v02 AMD AGESA 00000002 MSFT 04000000) [ 0.010507] ACPI: SSDT 0x00000000CDE479F0 00043C (v01 AMD AGESA 00000001 AMD 00000001) [ 0.010516] ACPI: Reserving FACP table memory at [mem 0xcde31e60-0xcde31f53] [ 0.010520] ACPI: Reserving DSDT table memory at [mem 0xcde2e280-0xcde31e5f] [ 0.010523] ACPI: Reserving FACS table memory at [mem 0xcde2e240-0xcde2e27f] [ 0.010527] ACPI: Reserving SSDT table memory at [mem 0xcde31f60-0xcde32d14] [ 0.010530] ACPI: Reserving MCFG table memory at [mem 0xcde32d20-0xcde32d5b] [ 0.010534] ACPI: Reserving TCPA table memory at [mem 0xcde32d60-0xcde32d91] [ 0.010537] ACPI: Reserving APIC table memory at [mem 0xcde32da0-0xcde32e0d] [ 0.010540] ACPI: Reserving VFCT table memory at [mem 0xcde32e10-0xcde42c78] [ 0.010544] ACPI: Reserving HPET table memory at [mem 0xcde42c80-0xcde42cb7] [ 0.010547] ACPI: Reserving HEST table memory at [mem 0xcde42cc0-0xcde42e8f] [ 0.010550] ACPI: Reserving SSDT table memory at [mem 0xcde42e90-0xcde479ea] [ 0.010554] ACPI: Reserving SSDT table memory at [mem 0xcde479f0-0xcde47e2b] [ 0.010618] No NUMA configuration found [ 0.010622] Faking a node at [mem 0x0000000000000000-0x000000012effffff] [ 0.010630] NODE_DATA(0) allocated [mem 0x12effa000-0x12effdfff] [ 0.010667] Zone ranges: [ 0.010671] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.010676] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.010681] Normal [mem 0x0000000100000000-0x000000012effffff] [ 0.010686] Movable zone start for each node [ 0.010689] Early memory node ranges [ 0.010693] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.010696] node 0: [mem 0x0000000000100000-0x00000000cdd0cfff] [ 0.010700] node 0: [mem 0x0000000100000000-0x000000012effffff] [ 0.010705] Initmem setup node 0 [mem 0x0000000000001000-0x000000012effffff] [ 0.010730] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.010768] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.026709] On node 0, zone Normal: 8947 pages in unavailable ranges [ 0.026782] On node 0, zone Normal: 4096 pages in unavailable ranges [ 0.026848] ACPI: PM-Timer IO Port: 0x418 [ 0.026861] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1]) [ 0.026881] IOAPIC[0]: apic_id 4, version 33, address 0xfec00000, GSI 0-23 [ 0.026894] IOAPIC[1]: apic_id 5, version 33, address 0xfec20000, GSI 24-55 [ 0.026899] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.026904] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) [ 0.026914] Using ACPI (MADT) for SMP configuration information [ 0.026919] ACPI: HPET id: 0x10228201 base: 0xfed00000 [ 0.026926] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.026949] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.026954] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] [ 0.026959] PM: hibernation: Registered nosave memory: [mem 0xcdd0d000-0xcdffffff] [ 0.026962] PM: hibernation: Registered nosave memory: [mem 0xce000000-0xcfffffff] [ 0.026965] PM: hibernation: Registered nosave memory: [mem 0xd0000000-0xf7ffffff] [ 0.026968] PM: hibernation: Registered nosave memory: [mem 0xf8000000-0xfbffffff] [ 0.026971] PM: hibernation: Registered nosave memory: [mem 0xfc000000-0xffffffff] [ 0.026978] [mem 0xd0000000-0xf7ffffff] available for PCI devices [ 0.026985] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.034511] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.035056] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u1048576 [ 0.035124] Built 1 zonelists, mobility grouping on. Total pages: 1019233 [ 0.035129] Policy zone: Normal [ 0.035142] 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/7729355/extract-nfsrootfs-59fchx49,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.036212] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.036697] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.036727] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.071342] Memory: 3941520K/4141744K available (18450K kernel code, 3458K rwdata, 6768K rodata, 2028K init, 13308K bss, 199964K reserved, 0K cma-reserved) [ 0.071456] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.071508] ftrace: allocating 52750 entries in 207 pages [ 0.120074] ftrace: allocated 207 pages with 6 groups [ 0.120324] Running RCU self tests [ 0.120336] rcu: Hierarchical RCU implementation. [ 0.120340] rcu: RCU event tracing is enabled. [ 0.120343] rcu: RCU lockdep checking is enabled. [ 0.120346] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.120350] Rude variant of Tasks RCU enabled. [ 0.120353] Tracing variant of Tasks RCU enabled. [ 0.120356] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.120359] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.127958] NR_IRQS: 4352, nr_irqs: 512, preallocated irqs: 16 [ 0.128278] random: crng init done [ 0.128378] Console: colour dummy device 80x25 [ 0.154340] printk: console [ttyS0] enabled [ 0.154486] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.154747] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.154889] ... MAX_LOCK_DEPTH: 48 [ 0.155034] ... MAX_LOCKDEP_KEYS: 8192 [ 0.155184] ... CLASSHASH_SIZE: 4096 [ 0.155335] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.155488] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.155641] ... CHAINHASH_SIZE: 32768 [ 0.155794] memory used by lock dependency info: 6365 kB [ 0.155978] memory used for stack traces: 4224 kB [ 0.156143] per task-struct memory footprint: 1920 bytes [ 0.156377] ACPI: Core revision 20200925 [ 0.156822] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484873504 ns [ 0.157179] APIC: Switch to symmetric I/O mode setup [ 0.157790] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0 [ 0.162169] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1704dff3884, max_idle_ns: 440795238651 ns [ 0.162545] Calibrating delay loop (skipped), value calculated using timer frequency.. 3193.89 BogoMIPS (lpj=1596946) [ 0.162903] pid_max: default: 32768 minimum: 301 [ 0.163123] LSM: Security Framework initializing [ 0.163552] SELinux: Initializing. [ 0.163713] LSM support for eBPF active [ 0.163884] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.164150] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.165500] BIOS may not properly restore RDRAND after suspend, hiding RDRAND via CPUID. Use rdrand=force to reenable. [ 0.165610] LVT offset 1 assigned for vector 0xf9 [ 0.165784] Last level iTLB entries: 4KB 512, 2MB 1024, 4MB 512 [ 0.165986] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 512, 1GB 0 [ 0.166538] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.166828] Spectre V2 : Mitigation: Retpolines [ 0.166984] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.167262] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 0.167488] Spectre V2 : Enabling Speculation Barrier for firmware calls [ 0.167532] RETBleed: Mitigation: untrained return thunk [ 0.167718] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.168002] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.175390] ------------[ cut here ]------------ [ 0.175543] missing return thunk: lkdtm_rodata_do_nothing+0x0/0x10-lkdtm_rodata_do_nothing+0x5/0x10: e9 00 00 00 00 [ 0.175554] WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:712 apply_returns+0x1f5/0x220 [ 0.176199] Modules linked in: [ 0.176312] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.10.150-cip18 #1 [ 0.176532] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 0.176737] RIP: 0010:apply_returns+0x1f5/0x220 [ 0.176895] 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 40 08 ec b8 c6 05 64 4a e4 01 01 e8 76 9a e5 00 <0f> 0b e9 b9 fe ff ff 44 89 f9 c7 00 cc cc cc cc c7 44 08 fc cc cc [ 0.177532] RSP: 0000:ffffffffb9203de0 EFLAGS: 00010282 [ 0.177714] RAX: 0000000000000000 RBX: ffffffffb9cd2b3c RCX: 0000000000000000 [ 0.177956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb777a891 [ 0.178197] RBP: ffffffffb8b9b720 R08: 0000000000000001 R09: 0000000000000001 [ 0.178438] R10: ffffffffb928fbc0 R11: 3fffffffffffffff R12: ffffffffb9ce9ce4 [ 0.178532] R13: cccccccccccccccc R14: ffffffffb8b9b725 R15: 0000000000000000 [ 0.178774] FS: 0000000000000000(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 0.179046] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.179242] CR2: ffff9c2c6efff000 CR3: 0000000023626000 CR4: 00000000001506f0 [ 0.179532] Call Trace: [ 0.179640] alternative_instructions+0x7d/0x143 [ 0.179803] check_bugs+0xedd/0xf39 [ 0.179932] start_kernel+0x517/0x54d [ 0.180067] secondary_startup_64_no_verify+0xc2/0xcb [ 0.180250] irq event stamp: 1687 [ 0.180370] hardirqs last enabled at (1695): [] console_unlock+0x4d1/0x5f0 [ 0.180533] hardirqs last disabled at (1706): [] console_unlock+0x444/0x5f0 [ 0.180821] softirqs last enabled at (1704): [] irq_enter_rcu+0x71/0x80 [ 0.181100] softirqs last disabled at (1703): [] irq_enter_rcu+0x56/0x80 [ 0.181534] ---[ end trace 3dea7fd589320d1a ]---# [ 0.185290] Freeing SMP alternatives memory: 44K [ 0.185782] smpboot: CPU 0 Converting physical 2 to logical die 0 [ 0.288448] smpboot: CPU0: AMD A4-9120C RADEON R4, 5 COMPUTE CORES 2C+3G (family: 0x15, model: 0x70, stepping: 0x0) [ 0.288528] Performance Events: Fam15h core perfctr, AMD PMU driver. [ 0.288541] ... version: 0 [ 0.288682] ... bit width: 48 [ 0.288825] ... generic registers: 6 [ 0.288965] ... value mask: 0000ffffffffffff [ 0.289148] ... max period: 00007fffffffffff [ 0.289330] ... fixed-purpose events: 0 [ 0.289533] ... event mask: 000000000000003f [ 0.290031] rcu: Hierarchical SRCU implementation. [ 0.291723] smp: Bringing up secondary CPUs ... [ 0.292476] x86: Booting SMP configuration: [ 0.292559] .... node #0, CPUs: #1 [ 0.293707] smp: Brought up 1 node, 2 CPUs [ 0.294551] smpboot: Max logical packages: 1 [ 0.294701] smpboot: Total of 2 processors activated (6387.78 BogoMIPS) [ 0.296005] devtmpfs: initialized [ 0.296005] x86/mm: Memory block size: 128MB [ 0.299632] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.299877] futex hash table entries: 512 (order: 4, 65536 bytes, linear) [ 0.300752] pinctrl core: initialized pinctrl subsystem [ 0.301168] PM: RTC time: 19:31:25, date: 2022-10-26 [ 0.301798] NET: Registered protocol family 16 [ 0.302495] audit: initializing netlink subsys (disabled) [ 0.302589] audit: type=2000 audit(1666812685.145:1): state=initialized audit_enabled=0 res=1 [ 0.303035] thermal_sys: Registered thermal governor 'step_wise' [ 0.303039] thermal_sys: Registered thermal governor 'user_space' [ 0.303335] cpuidle: using governor menu [ 0.303778] ACPI: bus type PCI registered [ 0.304047] PCI: MMCONFIG for domain 0000 [bus 00-40] at [mem 0xf8000000-0xfc0fffff] (base 0xf8000000) [ 0.304541] PCI: MMCONFIG at [mem 0xf8000000-0xfc0fffff] reserved in E820 [ 0.304774] PCI: MMCONFIG for 0000 [bus00-1f] at [mem 0xf8000000-0xf9ffffff] (base 0xf8000000) (size reduced!) [ 0.305139] PCI: Using configuration type 1 for base access [ 0.321772] Kprobes globally optimized [ 0.322571] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.322789] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.323163] cryptomgr_test (28) used greatest stack depth: 14880 bytes left [ 0.325723] ACPI: Added _OSI(Module Device) [ 0.325875] ACPI: Added _OSI(Processor Device) [ 0.326031] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.326195] ACPI: Added _OSI(Processor Aggregator Device) [ 0.326384] ACPI: Added _OSI(Linux-Dell-Video) [ 0.326579] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.326764] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.344120] ACPI: 4 ACPI AML tables successfully acquired and loaded [ 0.355593] ACPI: EC: EC started [ 0.355728] ACPI: EC: interrupt blocked [ 0.356339] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.356517] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions [ 0.356534] ACPI: Interpreter enabled [ 0.356725] ACPI: (supports S0 S1 S3 S4 S5) [ 0.356873] ACPI: Using IOAPIC for interrupt routing [ 0.357087] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug [ 0.358290] ACPI: Enabled 3 GPEs in block 00 to 1F [ 0.361210] ACPI: Power Resource [P0U2] (off) [ 0.361544] ACPI: Power Resource [P3U2] (off) [ 0.363387] ACPI: Power Resource [P0U3] (off) [ 0.363672] ACPI: Power Resource [P3U3] (off) [ 0.374074] ACPI: Power Resource [PRIC] (on) [ 0.402091] ACPI: Power Resource [PRIC] (on) [ 0.435378] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.435542] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.436062] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] [ 0.436353] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-1f] only partially covers this bridge [ 0.436645] acpi PNP0A08:00: host bridge window expanded to [io 0x0000-0x0cf7 window]; [io 0x03b0-0x03df window] ignored [ 0.437203] PCI host bridge to bus 0000:00 [ 0.437536] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.437768] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.438001] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff] [ 0.438236] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff] [ 0.438535] pci_bus 0000:00: root bus resource [mem 0xd0000000-0xffffffff] [ 0.438770] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.439017] pci 0000:00:00.0: [1022:1576] type 00 class 0x060000 [ 0.439856] pci 0000:00:01.0: [1002:98e4] type 00 class 0x030000 [ 0.440081] pci 0000:00:01.0: reg 0x10: [mem 0xf0000000-0xf3ffffff 64bit pref] [ 0.440338] pci 0000:00:01.0: reg 0x18: [mem 0xf4000000-0xf47fffff 64bit pref] [ 0.440541] pci 0000:00:01.0: reg 0x20: [io 0x1000-0x10ff] [ 0.440740] pci 0000:00:01.0: reg 0x24: [mem 0xf4d00000-0xf4d3ffff] [ 0.440961] pci 0000:00:01.0: reg 0x30: [mem 0xf4d40000-0xf4d5ffff pref] [ 0.441196] pci 0000:00:01.0: enabling Extended Tags [ 0.441438] pci 0000:00:01.0: supports D1 D2 [ 0.441534] pci 0000:00:01.0: PME# supported from D1 D2 D3hot [ 0.442120] pci 0000:00:01.1: [1002:15b3] type 00 class 0x040300 [ 0.442343] pci 0000:00:01.1: reg 0x10: [mem 0xf4d80000-0xf4d83fff 64bit] [ 0.442571] pci 0000:00:01.1: enabling Extended Tags [ 0.442796] pci 0000:00:01.1: supports D1 D2 [ 0.443197] pci 0000:00:02.0: [1022:157b] type 00 class 0x060000 [ 0.443794] pci 0000:00:02.2: [1022:157c] type 01 class 0x060400 [ 0.444048] pci 0000:00:02.2: enabling Extended Tags [ 0.444290] pci 0000:00:02.2: PME# supported from D0 D3hot D3cold [ 0.444908] pci 0000:00:02.4: [1022:157c] type 01 class 0x060400 [ 0.445162] pci 0000:00:02.4: enabling Extended Tags [ 0.445403] pci 0000:00:02.4: PME# supported from D0 D3hot D3cold [ 0.445904] pci 0000:00:03.0: [1022:157b] type 00 class 0x060000 [ 0.446386] pci 0000:00:08.0: [1022:1578] type 00 class 0x108000 [ 0.446549] pci 0000:00:08.0: reg 0x10: [mem 0xf4d60000-0xf4d7ffff 64bit pref] [ 0.446801] pci 0000:00:08.0: reg 0x18: [mem 0xf4b00000-0xf4bfffff] [ 0.447022] pci 0000:00:08.0: reg 0x1c: [mem 0xf4d88000-0xf4d88fff] [ 0.447243] pci 0000:00:08.0: reg 0x20: [mem 0xf4c00000-0xf4cfffff] [ 0.447540] pci 0000:00:08.0: reg 0x24: [mem 0xf4d84000-0xf4d85fff] [ 0.448022] pci 0000:00:09.0: [1022:157d] type 00 class 0x060000 [ 0.448631] pci 0000:00:10.0: [1022:7914] type 00 class 0x0c0330 [ 0.448864] pci 0000:00:10.0: reg 0x10: [mem 0xf4d86000-0xf4d87fff 64bit] [ 0.449240] pci 0000:00:10.0: PME# supported from D0 D3hot D3cold [ 0.449853] pci 0000:00:12.0: [1022:7908] type 00 class 0x0c0320 [ 0.450078] pci 0000:00:12.0: reg 0x10: [mem 0xf4d89000-0xf4d890ff] [ 0.450395] pci 0000:00:12.0: supports D1 D2 [ 0.450534] pci 0000:00:12.0: PME# supported from D0 D1 D2 D3hot D3cold [ 0.451103] pci 0000:00:14.0: [1022:790b] type 00 class 0x0c0500 [ 0.451723] pci 0000:00:14.3: [1022:790e] type 00 class 0x060100 [ 0.452333] pci 0000:00:14.7: [1022:7906] type 00 class 0x080501 [ 0.452558] pci 0000:00:14.7: reg 0x10: [mem 0xf4d8a000-0xf4d8a0ff 64bit] [ 0.452885] pci 0000:00:14.7: PME# supported from D3cold [ 0.453406] pci 0000:00:18.0: [1022:15b0] type 00 class 0x060000 [ 0.453785] pci 0000:00:18.1: [1022:15b1] type 00 class 0x060000 [ 0.454239] pci 0000:00:18.2: [1022:15b2] type 00 class 0x060000 [ 0.454788] pci 0000:00:18.3: [1022:15b3] type 00 class 0x060000 [ 0.455248] pci 0000:00:18.4: [1022:15b4] type 00 class 0x060000 [ 0.455718] pci 0000:00:18.5: [1022:15b5] type 00 class 0x060000 [ 0.456358] pci 0000:01:00.0: [168c:003e] type 00 class 0x028000 [ 0.456620] pci 0000:01:00.0: reg 0x10: [mem 0xf4800000-0xf49fffff 64bit] [ 0.457136] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 0.457869] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.458049] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.458491] pci 0000:02:00.0: [1217:8620] type 00 class 0x080501 [ 0.458639] pci 0000:02:00.0: reg 0x10: [mem 0xf4a00000-0xf4a00fff] [ 0.458949] pci 0000:02:00.0: reg 0x14: [mem 0xf4a01000-0xf4a017ff] [ 0.459587] pci 0000:02:00.0: PME# supported from D3hot D3cold [ 0.462710] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.462898] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.465093] ACPI: PCI Interrupt Link [INTA] (IRQs *3 4 5 7 10 11 12 15) [ 0.465506] ACPI: PCI Interrupt Link [INTB] (IRQs 3 *4 5 7 10 11 12 15) [ 0.465903] ACPI: PCI Interrupt Link [INTC] (IRQs 3 4 *5 7 10 11 12 15) [ 0.466293] ACPI: PCI Interrupt Link [INTD] (IRQs 3 4 5 *7 10 11 12 15) [ 0.466672] ACPI: PCI Interrupt Link [INTE] (IRQs 3 4 5 7 10 *11 12 15) [ 0.467057] ACPI: PCI Interrupt Link [INTF] (IRQs 9) *0 [ 0.467384] ACPI: PCI Interrupt Link [INTG] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.467671] ACPI: PCI Interrupt Link [INTH] (IRQs 3 4 5 7 10 11 12 15) *0 [ 0.472315] ACPI: EC: interrupt unblocked [ 0.472468] ACPI: EC: event unblocked [ 0.472534] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.472715] ACPI: EC: GPE=0x3 [ 0.472824] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete [ 0.473066] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events [ 0.473755] iommu: Default domain type: Translated [ 0.474694] pci 0000:00:01.0: vgaarb: setting as boot VGA device [ 0.474817] pci 0000:00:01.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.475124] pci 0000:00:01.0: vgaarb: bridge control possible [ 0.475322] vgaarb: loaded [ 0.475951] SCSI subsystem initialized [ 0.476105] ACPI: bus type USB registered [ 0.476105] usbcore: registered new interface driver usbfs [ 0.476541] usbcore: registered new interface driver hub [ 0.476751] usbcore: registered new device driver usb [ 0.495712] pps_core: LinuxPPS API ver. 1 registered [ 0.495712] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.495855] PTP clock support registered [ 0.496728] Advanced Linux Sound Architecture Driver Initialized. [ 0.498016] NetLabel: Initializing [ 0.498138] NetLabel: domain hash size = 128 [ 0.498290] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.498548] NetLabel: unlabeled traffic allowed by default [ 0.498806] PCI: Using ACPI for IRQ routing [ 0.500570] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 [ 0.500749] hpet0: 3 comparators, 32-bit 14.318180 MHz counter [ 0.503622] clocksource: Switched to clocksource tsc-early [ 0.850923] VFS: Disk quotas dquot_6.6.0 [ 0.851115] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.851649] pnp: PnP ACPI init [ 0.852266] system 00:00: [mem 0xfec1000a-0xfec11009] has been reserved [ 0.852958] system 00:03: [io 0x0900-0x09fe] has been reserved [ 0.853349] system 00:04: [io 0x0200] has been reserved [ 0.853536] system 00:04: [io 0x0204] has been reserved [ 0.853722] system 00:04: [io 0x0800-0x087f] has been reserved [ 0.853928] system 00:04: [io 0x0880-0x08ff] has been reserved [ 0.855884] pnp: PnP ACPI: found 6 devices [ 0.867332] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.867736] NET: Registered protocol family 2 [ 0.868096] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.869412] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) [ 0.869777] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 0.870296] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) [ 0.871603] TCP: Hash tables configured (established 32768 bind 32768) [ 0.872364] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) [ 0.872781] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.873173] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 0.873676] NET: Registered protocol family 1 [ 0.874460] RPC: Registered named UNIX socket transport module. [ 0.874685] RPC: Registered udp transport module. [ 0.874849] RPC: Registered tcp transport module. [ 0.875012] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.875631] NET: Registered protocol family 44 [ 0.875811] pci 0000:00:02.2: PCI bridge to [bus 01] [ 0.875992] pci 0000:00:02.2: bridge window [mem 0xf4800000-0xf49fffff] [ 0.876231] pci 0000:00:02.4: PCI bridge to [bus 02] [ 0.876407] pci 0000:00:02.4: bridge window [mem 0xf4a00000-0xf4afffff] [ 0.876654] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.876867] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.877079] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff] [ 0.877293] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000dffff] [ 0.877516] pci_bus 0000:00: resource 8 [mem 0xd0000000-0xffffffff] [ 0.877732] pci_bus 0000:01: resource 1 [mem 0xf4800000-0xf49fffff] [ 0.877946] pci_bus 0000:02: resource 1 [mem 0xf4a00000-0xf4afffff] [ 0.878310] pci 0000:00:01.0: disabling ATS [ 0.878470] pci 0000:00:01.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.878940] pci 0000:00:01.1: D0 power state depends on 0000:00:01.0 [ 0.879967] pci 0000:00:10.0: PME# does not work under D0, disabling it [ 0.880832] PCI: CLS 64 bytes, default 64 [ 0.881284] Unpacking initramfs... [ 1.090584] Freeing initrd memory: 8432K [ 1.090733] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.090955] software IO TLB: mapped [mem 0x00000000c9d0d000-0x00000000cdd0d000] (64MB) [ 1.091275] LVT offset 0 assigned for vector 0x400 [ 1.091524] perf: AMD IBS detected (0x000007ff) [ 1.091738] kvm: no hardware support [ 1.091978] kvm: Nested Virtualization enabled [ 1.092138] SVM: kvm: Nested Paging enabled [ 1.092284] SVM: Virtual VMLOAD VMSAVE supported [ 1.092462] SVM: Virtual GIF supported [ 1.094092] check: Scanning for low memory corruption every 60 seconds [ 1.095771] Initialise system trusted keyrings [ 1.096143] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 1.109003] NFS: Registering the id_resolver key type [ 1.109213] Key type id_resolver registered [ 1.109382] Key type id_legacy registered [ 1.125263] Key type asymmetric registered [ 1.125434] Asymmetric key parser 'x509' registered [ 1.125652] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.125916] io scheduler mq-deadline registered [ 1.126075] io scheduler kyber registered [ 1.126397] test_firmware: interface ready [ 1.128502] pcieport 0000:00:02.2: PME: Signaling with IRQ 25 [ 1.129263] pcieport 0000:00:02.4: PME: Signaling with IRQ 26 [ 1.130271] ACPI: AC Adapter [AC] (on-line) [ 1.130674] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:17/PNP0C09:00/PNP0C0D:00/input/input0 [ 1.131596] ACPI: Lid Switch [LID0] [ 1.131883] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 1.132318] ACPI: Power Button [PWRF] [ 1.132716] ACPI: Video Device [IGFX] (multi-head: no rom: yes post: no) [ 1.133514] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input2 [ 1.133972] ACPI: \_PR_.P000: Found 2 idle states [ 1.134585] ACPI: \_PR_.P001: Found 2 idle states [ 1.137023] thermal LNXTHERM:00: registered as thermal_zone0 [ 1.137231] ACPI: Thermal Zone [THRM] (41 C) [ 1.137777] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.140716] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.140888] printk: console [ttyS0] disabled [ 1.141574] AMD0020:00: ttyS0 at MMIO 0xfedc6000 (irq = 10, base_baud = 3000000) is a 16550A [ 2.108591] tsc: Refined TSC clocksource calibration: 1597.002 MHz [ 2.112323] printk: console [ttyS0] enabled [ 2.117627] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x170514dcf86, max_idle_ns: 440795282824 ns [ 2.126932] AMD0020:01: ttyS1 at MMIO 0xfedc8000 (irq = 11, base_baud = 3000000) is a 16550A [ 3.780506] clocksource: Switched to clocksource tsc [ 3.781202] Non-volatile memory driver v1.3 [ 3.789807] Linux agpgart interface v0.103 [ 3.795287] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 3.811134] loop: module loaded [ 3.814818] lkdtm: No crash points registered, enable through debugfs [ 3.822827] e100: Intel(R) PRO/100 Network Driver [ 3.827540] e100: Copyright(c) 1999-2006 Intel Corporation [ 3.833068] e1000: Intel(R) PRO/1000 Network Driver [ 3.837948] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.843747] e1000e: Intel(R) PRO/1000 Network Driver [ 3.848714] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 3.854687] sky2: driver version 1.30 [ 3.858569] usbcore: registered new interface driver r8152 [ 3.864344] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.870889] ehci-pci: EHCI PCI platform driver [ 3.875797] ehci-pci 0000:00:12.0: EHCI Host Controller [ 3.881562] ehci-pci 0000:00:12.0: new USB bus registered, assigned bus number 1 [ 3.889012] ehci-pci 0000:00:12.0: debug port 2 [ 3.893724] ehci-pci 0000:00:12.0: irq 18, io mem 0xf4d89000 [ 3.905830] ehci-pci 0000:00:12.0: USB 2.0 started, EHCI 1.00 [ 3.912090] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 3.920391] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.927615] usb usb1: Product: EHCI Host Controller [ 3.932497] usb usb1: Manufacturer: Linux 5.10.150-cip18 ehci_hcd [ 3.938593] usb usb1: SerialNumber: 0000:00:12.0 [ 3.944178] hub 1-0:1.0: USB hub found [ 3.948008] hub 1-0:1.0: 2 ports detected [ 3.952980] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 3.959185] ohci-pci: OHCI PCI platform driver [ 3.963685] uhci_hcd: USB Universal Host Controller Interface driver [ 3.970427] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 3.976327] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 2 [ 3.983961] xhci_hcd 0000:00:10.0: hcc params 0x014040c3 hci version 0x100 quirks 0x0000000000000410 [ 3.994103] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 4.002385] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.009611] usb usb2: Product: xHCI Host Controller [ 4.014495] usb usb2: Manufacturer: Linux 5.10.150-cip18 xhci-hcd [ 4.020592] usb usb2: SerialNumber: 0000:00:10.0 [ 4.025902] hub 2-0:1.0: USB hub found [ 4.029794] hub 2-0:1.0: 4 ports detected [ 4.034711] xhci_hcd 0000:00:10.0: xHCI Host Controller [ 4.040191] xhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 3 [ 4.047599] xhci_hcd 0000:00:10.0: Host supports USB 3.0 SuperSpeed [ 4.053961] usb usb3: We don't know the algorithms for LPM for this host, disabling LPM. [ 4.062340] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 [ 4.070606] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.077900] usb usb3: Product: xHCI Host Controller [ 4.082784] usb usb3: Manufacturer: Linux 5.10.150-cip18 xhci-hcd [ 4.088881] usb usb3: SerialNumber: 0000:00:10.0 [ 4.094478] hub 3-0:1.0: USB hub found [ 4.098369] hub 3-0:1.0: 4 ports detected [ 4.103365] usbcore: registered new interface driver usblp [ 4.108904] usbcore: registered new interface driver usb-storage [ 4.115247] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers [ 4.124223] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 [ 4.131011] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 4.143147] i8042: Warning: Keylock active [ 4.147415] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.153770] rtc_cmos 00:01: RTC can wake from S4 [ 4.159619] rtc_cmos 00:01: registered as rtc0 [ 4.164318] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3 [ 4.173156] rtc_cmos 00:01: alarms up to one day, 114 bytes nvram, hpet irqs [ 4.180790] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com [ 4.189301] sdhci: Secure Digital Host Controller Interface driver [ 4.195482] sdhci: Copyright(c) Pierre Ossman [ 4.199897] sdhci-pci 0000:00:14.7: SDHCI controller found [1022:7906] (rev 1) [ 4.210815] usb 1-1: new high-speed USB device number 2 using ehci-pci [ 4.294804] usb 2-4: new high-speed USB device number 2 using xhci_hcd [ 4.316221] mmc0: SDHCI controller on PCI [0000:00:14.7] using ADMA 64-bit [ 4.323369] sdhci-pci 0000:02:00.0: SDHCI controller found [1217:8620] (rev 1) [ 4.331645] mmc1: emmc 1.8v flag is set, force 1.8v signaling voltage [ 4.339227] mmc1: SDHCI controller on PCI [0000:02:00.0] using ADMA [ 4.345801] hid: raw HID events driver (C) Jiri Kosina [ 4.351593] usbcore: registered new interface driver usbhid [ 4.357193] usbhid: USB HID core driver [ 4.358114] usb 1-1: New USB device found, idVendor=0438, idProduct=7900, bcdDevice= 0.18 [ 4.365161] cros_ec_lpcs GOOG0004:00: Chrome EC device registered [ 4.369281] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4.377579] snd_hda_intel 0000:00:01.1: Force to non-snoop mode [ 4.385085] hub 1-1:1.0: USB hub found [ 4.388805] netem: version 1.3 [ 4.396181] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 4.397867] hub 1-1:1.0: 4 ports detected [ 4.402119] gre: GRE over IPv4 demultiplexor driver [ 4.410596] ip_gre: GRE over IPv4 tunneling driver [ 4.416969] snd_hda_intel 0000:00:01.1: Cannot probe codecs, giving up [ 4.417413] IPv4 over IPsec tunneling driver [ 4.428333] Initializing XFRM netlink socket [ 4.433356] NET: Registered protocol family 10 [ 4.439114] Segment Routing with IPv6 [ 4.443786] ip6_gre: GRE over IPv6 tunneling driver [ 4.449163] NET: Registered protocol family 17 [ 4.453959] Key type dns_resolver registered [ 4.458257] x86/pm: family 0x15 cpu detected, MSR saving is needed during suspending. [ 4.467245] microcode: CPU0: patch_level=0x06006705 [ 4.472177] microcode: CPU1: patch_level=0x06006705 [ 4.477203] microcode: Microcode Update Driver: v2.2. [ 4.477213] IPI shorthand broadcast: enabled [ 4.486628] sched_clock: Marking stable (4457244767, 29297399)->(4514533305, -27991139) [ 4.494945] registered taskstats version 1 [ 4.499184] Loading compiled-in X.509 certificates [ 4.506500] PM: Magic number: 10:473:547 [ 4.510837] printk: console [netcon0] enabled [ 4.515222] netconsole: network logging started [ 4.519782] usb 2-4: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 4.527975] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 4.535122] usb 2-4: Product: USB 10/100/1000 LAN [ 4.539840] usb 2-4: Manufacturer: Realtek [ 4.543948] usb 2-4: SerialNumber: 001000001 [ 4.548679] acpi_cpufreq: overriding BIOS provided _PSD data [ 4.559140] IP-Config: Failed to open gretap0 [ 4.563585] IP-Config: Failed to open erspan0 [ 4.567965] IP-Config: No network devices available [ 4.572984] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 4.585393] modprobe (79) used greatest stack depth: 14208 bytes left [ 4.592715] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 4.599626] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 4.601593] ALSA device list: [ 4.608322] cfg80211: failed to load regulatory.db [ 4.611421] No soundcards found. [ 4.620135] dw-apb-uart AMD0020:00: forbid DMA for kernel console [ 4.630906] Freeing unused kernel image (initmem) memory: 2028K [ 4.648413] Write protecting the kernel read-only data: 28672k [ 4.667374] Freeing unused kernel image (text/rodata gap) memory: 2028K [ 4.678353] Freeing unused kernel image (rodata/data gap) memory: 1424K [ 4.684990] Run /init as init process [ 4.699992] usb 2-4: reset high-speed USB device number 2 using xhci_hcd [ 4.706777] usb 1-1.1: new high-speed USB device number 3 using ehci-pci Loading, please wait... Starting version 247.3-7+deb11u1[ 4.779914] systemd-udevd (101) used greatest stack depth: 14160 bytes left [ 4.817924] usb 1-1.1: New USB device found, idVendor=0408, idProduct=5186, bcdDevice= 0.03 [ 4.826297] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4.833640] usb 1-1.1: Product: HP TrueVision HD Camera [ 4.838880] usb 1-1.1: Manufacturer: SunplusIT Inc [ 4.843684] usb 1-1.1: SerialNumber: SunplusIT Inc [ 4.927118] udevadm (103) used greatest stack depth: 13672 bytes left [ 4.958634] r8152 2-4:1.0: load rtl8153b-2 v1 10/23/19 successfully [ 4.965028] usb 1-1.2: new full-speed USB device number 4 using ehci-pci [ 5.033046] r8152 2-4:1.0 eth0: v1.11.11 [ 5.068407] usb 1-1.2: New USB device found, idVendor=0cf3, idProduct=e300, bcdDevice= 0.01 [ 5.076780] usb 1-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.112204] r8152 2-4:1.0 enx00e04c788555: renamed from eth0 [ 5.230340] 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 ... done. IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enx00e04c788555 hardware address 00:e0:4c:78:85:55 mtu 1500 DHCP [ 5.641806] mmc1: new HS200 MMC card at address 0001 [ 5.649104] mmcblk1: mmc1:0001 DF4016 14.7 GiB [ 5.653940] mmcblk1boot0: mmc1:0001 DF4016 partition 1 4.00 MiB [ 5.660086] mmcblk1boot1: mmc1:0001 DF4016 partition 2 4.00 MiB [ 5.667495] mmcblk1rpmb: mmc1:0001 DF4016 partition 3 4.00 MiB, chardev (246:0) [ 5.683631] mmcblk1: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 [ 6.721594] IPv6: ADDRCONF(NETDEV_CHANGE): enx00e04c788555: link becomes ready [ 6.730484] r8152 2-4:1.0 enx00e04c788555: carrier on IP-Config: no response after 2 secs - giving up IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: enx00e04c788555 hardware address 00:e0:4c:78:85:55 mtu 1500 DHCP IP-Config: enx00e04c788555 complete (dhcp from 192.168.201.1): address: 192.168.201.11 broadcast: 192.168.201.255 netmask: 255.255.255.0 gateway: 192.168.201.1 dns0 : 192.168.201.1 dns1 : 0.0.0.0 host : hp-11A-G6-EE-grunt[ 7.217869] ipconfig (136) used greatest stack depth: 13464 bytes left -cbg-8 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : [ 7.311485] nfsmount (137) used greatest stack depth: 12680 bytes left done. Begin: Running /scripts/nfs-bottom ... done. Begin: Running /scripts/init-bottom ... done. SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.33: No such file or directory [ 8.454761] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified) [ 8.489974] systemd[1]: Detected architecture x86-64. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 8.517046] systemd[1]: Set hostname to . [ 9.076636] systemd[1]: Queued start job for default target Graphical Interface. [ 9.087794] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 9.100463] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 9.115574] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 9.131445] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 9.147338] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [[0;32m OK [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m. [ 9.167195] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [[0;32m OK [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m. [ 9.186968] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [[0;32m OK [0m] Set up automount [0;1;39mArbitrary…s File System Automount Point[0m. [ 9.208005] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 9.222986] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 9.234955] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 9.249948] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 9.261955] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 9.274350] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 9.291848] systemd[1]: Listening on Journal Audit Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Audit Socket[0m. [ 9.306859] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 9.322506] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 9.334834] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 9.351402] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 9.366410] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 9.380287] systemd[1]: Mounting Huge Pages File System... Mounting [0;1;39mHuge Pages File System[0m... [ 9.394508] systemd[1]: Mounting POSIX Message Queue File System... Mounting [0;1;39mPOSIX Message Queue File System[0m... [ 9.410237] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 9.427245] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 9.452085] systemd[1]: Starting Create list of static device nodes for the current kernel... Starting [0;1;39mCreate list of st…odes for the current kernel[0m... [ 9.474052] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 9.495429] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 9.509026] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 9.550445] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 9.559879] fuse: init (API version 7.32) [ 9.566253] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 9.583829] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 9.597032] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 9.625004] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 9.648910] systemd[1]: Mounted Huge Pages File System. [[0;32m OK [0m] Mounted [0;1;39mHuge Pages File System[0m. [ 9.663292] systemd[1]: Mounted POSIX Message Queue File System. [[0;32m OK [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m. [ 9.680095] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 9.692344] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 9.708596] systemd[1]: Finished Create list of static device nodes for the current kernel. [[0;32m OK [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m. [ 9.730890] systemd[1]: modprobe@configfs.service: Succeeded. [ 9.737870] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 9.753812] systemd[1]: modprobe@drm.service: Succeeded. [ 9.759917] systemd[1]: Finished Load Kernel Module drm. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [ 9.783776] systemd[1]: modprobe@fuse.service: Succeeded. [ 9.791484] systemd[1]: Finished Load Kernel Module fuse. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [ 9.806877] systemd[1]: Finished Load Kernel Modules. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [ 9.827870] systemd[1]: Finished Remount Root and Kernel File Systems. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. [ 9.851210] systemd[1]: Mounting FUSE Control File System... Mounting [0;1;39mFUSE Control File System[0m... [ 9.867103] systemd[1]: Mounting Kernel Configuration File System... Mounting [0;1;39mKernel Configuration File System[0m... [ 9.885140] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped. [ 9.897939] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped. [ 9.926235] systemd[1]: Starting Load/Save Random Seed... Starting [0;1;39mLoad/Save Random Seed[0m... [ 9.944360] systemd[1]: Starting Apply Kernel Variables... Starting [0;1;39mApply Kernel Variables[0m... [ 9.970709] systemd[1]: Starting Create System Users... Starting [0;1;39mCreate System Users[0m... [ 9.998046] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Mounted [0;1;39mFUSE Control File System[0m. [[0;32m OK [0m] Mounted [0;1;39mKernel Configuration File System[0m. [[0;32m OK [0m] Finished [0;1;39mLoad/Save Random Seed[0m. [[0;32m OK [0m] Finished [0;1;39mApply Kernel Variables[0m. Starting [0;1;39mFlush Journal to Persistent Storage[0m... [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. [ 10.118938] systemd-journald[172]: Received client request to flush runtime journal. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m. [[0;32m OK [0m] Reached target [0;1;39mLocal File Systems[0m. Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. Starting [0;1;39mCreate Volatile Files and Directories[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [ 11.860207] systemd-tmpfile (188) used greatest stack depth: 12528 bytes left [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m. Starting [0;1;39mNetwork Time Synchronization[0m... Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m. [[0;32m OK [0m] Found device [0;1;39m/dev/ttyS0[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Time Synchronization[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Initialization[0m. [[0;32m OK [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Time Set[0m. [[0;32m OK [0m] Reached target [0;1;39mSystem Time Synchronized[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt download activities[0m. [[0;32m OK [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m. [[0;32m OK [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m. [[0;32m OK [0m] Started [0;1;39mDiscard unused blocks once a week[0m. [[0;32m OK [0m] Reached target [0;1;39mTimers[0m. [[0;32m OK [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m. [[0;32m OK [0m] Reached target [0;1;39mSockets[0m. [[0;32m OK [0m] Reached target [0;1;39mBasic System[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. [[0;32m OK [0m] Started [0;1;39mD-Bus System Message Bus[0m. Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m... Starting [0;1;39mUser Login Management[0m... Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Started [0;1;39mUser Login Management[0m. [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Name Resolution[0m. [[0;32m OK [0m] Reached target [0;1;39mNetwork[0m. [[0;32m OK [0m] Reached target [0;1;39mHost and Network Name Lookups[0m. Starting [0;1;39mPermit User Sessions[0m... [[0;32m OK [0m] Finished [0;1;39mPermit User Sessions[0m. [[0;32m OK [0m] Started [0;1;39mGetty on tty1[0m. [[0;32m OK [0m] Started [0;1;39mSerial Getty on ttyS0[0m. [[0;32m OK [0m] Reached target [0;1;39mLogin Prompts[0m. [[0;32m OK [0m] Reached target [0;1;39mMulti-User System[0m. [[0;32m OK [0m] Reached target [0;1;39mGraphical Interface[0m. Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m... [[0;32m OK [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m. Debian GNU/Linux 11 debian-bullseye-amd64 ttyS0 debian-bullseye-amd64 login: root (automatic login) Linux debian-bullseye-amd64 5.10.150-cip18 #1 SMP Wed Oct 26 17:15:56 UTC 2022 x86_64 The programs included with the Debian GNU/Linux system are free software; the exact distribution terms for each program are described in the individual files in /usr/share/doc/*/copyright. Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent permitted by applicable law. / # / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7729355/extract-nfsrootfs-59fchx49' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/7729355/extract-nfsrootfs-59fchx49' / # 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-7729355/environment . /lava-7729355/environment / # /lava-7729355/bin/lava-test-runner /lava-7729355/0 /lava-7729355/bin/lava-test-runner /lava-7729355/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-7729355/0/tests/0_timesync-off ++ cat uuid + UUID=7729355_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-7729355/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=7729355_1.5.2.3.5 + set +x + cd ./automated/linux/kselftest/ + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-451-g87ba4bc77ca06/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b hp-11A-G6-EE-grunt -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-7729355/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml INFO: Using the following generated skipfile contents (until EOF): breakpoints:breakpoint_test breakpoints:step_after_suspend_test ftrace:ftracetest net:rtnetlink.sh net:tls netfilter:bridge_brouter.sh netfilter:nft_flowtable.sh netfilter:nft_trans_stress.sh pidfd:pidfd_wait INFO: EOF INFO: Installing sed perl wget xz-utils iproute2 Hit:1 http://deb.debian.org/debian bullseye InRelease Reading package lists... Reading package lists... Building dependency tree... Reading state information... iproute2 is already the newest version (5.10.0-4). perl is already the newest version (5.32.1-4+deb11u2). sed is already the newest version (4.7-1). wget is already the newest version (1.21-1+deb11u1). xz-utils is already the newest version (5.2.5-2.1~deb11u1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. --2022-10-26 19:31:59-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.147-cip18-451-g87ba4bc77ca06/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: 3539616 (3.4M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 47.81K 165KB/s kselftest.tar.xz 6%[> ] 216.08K 373KB/s kselftest.tar.xz 25%[====> ] 893.42K 1.01MB/s kselftest.tar.xz 39%[======> ] 1.35M 1.10MB/s kselftest.tar.xz 100%[===================>] 3.38M 2.52MB/s in 1.3s 2022-10-26 19:32:01 (2.52 MB/s) - 'kselftest.tar.xz' saved [3539616/3539616] 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 ======================================== [ 45.425957] 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 [ 45.690143] lkdtm: Performing direct entry BUG [ 45.694729] ------------[ cut here ]------------ [ 45.699393] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 45.704649] invalid opcode: 0000 [#1] SMP NOPTI [ 45.709176] CPU: 1 PID: 695 Comm: cat Tainted: G W 5.10.150-cip18 #1 [ 45.716820] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 45.722735] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 45.726652] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 45.745388] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 45.750604] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 45.757725] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 45.764847] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 45.771968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 45.779090] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 45.786213] FS: 00007fd6d702b580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 [ 45.794289] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.800025] CR2: 00007fd6d6df9000 CR3: 0000000105708000 CR4: 00000000001506e0 [ 45.807147] Call Trace: [ 45.809595] direct_entry.cold+0x2c/0x38 [ 45.813514] full_proxy_write+0x56/0x80 [ 45.817346] vfs_write+0xea/0x3a0 [ 45.820657] ksys_write+0x68/0xf0 [ 45.823969] do_syscall_64+0x33/0x40 [ 45.827540] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 45.832582] RIP: 0033:0x7fd6d6f068f3 [ 45.836152] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 45.854886] RSP: 002b:00007fff865501a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.862441] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd6d6f068f3 [ 45.869562] RDX: 0000000000000004 RSI: 00007fd6d6df9000 RDI: 0000000000000001 [ 45.876683] RBP: 00007fd6d6df9000 R08: 00007fd6d6df8010 R09: 0000000000000000 [ 45.883804] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 45.890926] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 45.898053] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 45.910510] ---[ end trace 3dea7fd589320d1c ]--- [ 45.915135] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 45.919057] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 45.937799] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 45.943022] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 45.950150] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 45.957279] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 45.964407] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 45.971547] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 45.978678] FS: 00007fd6d702b580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 [ 45.986762] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.992504] CR2: 00007fd6d6df9000 CR3: 0000000105708000 CR4: 00000000001506e0 # Segmentation fault # [ 45.690143] lkdtm: Performing direct entry BUG # [ 45.694729] ------------[ cut here ]------------ # [ 45.699393] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 45.704649] invalid opcode: 0000 [#1] SMP NOPTI # [ 45.709176] CPU: 1 PID: 695 Comm: cat Tainted: G W 5.10.150-cip18 #1 # [ 45.716820] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 45.722735] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 45.726652] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 45.745388] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 45.750604] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 45.757725] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 45.764847] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 45.771968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 45.779090] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 45.786213] FS: 00007fd6d702b580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 # [ 45.794289] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 45.800025] CR2: 00007fd6d6df900[ 46.132288] lkdtm: Performing direct entry WARNING 0 CR3: 0000000105708000 CR4: 00000000001506e0 # [ 45.807147] Call Trace: # [ 45.809595] direct_entry.cold+0x2c/0x38 # [ 45.813514] full_proxy_write+0x56/0x80 # [ 45.817346] vfs_write+0xea/0x3a0 # [ 45.820657] ksys_write+0x68/0xf0 # [ [ 46.149148] ------------[ cut here ]------------ 45.823969] do_syscall_64+0x33/0x40 # [ 45.827540] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 45.832582] RIP: 0033:0x7fd6d6f068f3 # [ 45.836152] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 [ 46.175920] WARNING: CPU: 0 PID: 731 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 85 c0 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 # [ 45.854886] RSP: 002b:00007fff865501a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 45.862441] RAX: ffffffffffffffda RBX: 0000000000000004 RCX:[ 46.206516] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 00007fd6d6f068f3 # [ 45.869562] RDX: 0000000000000004 RSI: 00007fd6d6df9000 RDI: 0000000000000001 # [ 45.876683] RBP: 00007fd6d6df9000 R08: 00007fd6d6df8010 R09: 0000000000000000 # [ 45.883804] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 000[ 46.241103] CPU: 0 PID: 731 Comm: cat Tainted: G D W 5.10.150-cip18 #1 0000000000001 # [ 45.890926] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 45.898053] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 45.910[ 46.270930] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 510] ---[ end trace 3dea7fd589320d1c ]--- # [ 45.915135] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 45.919057] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f [ 46.299047] RIP: 0010:lkdtm_WARNING+0x13/0x20 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 45.937799] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 45.943022] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 45.950150] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf[ 46.325567] 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 50 d4 92 02 01 75 05 e9 1d 58 92 00 <0f> 0b e9 16 58 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 d4 70 RDI: ffffffffb8b9b290 # [ 45.957279] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 45.964407] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 45.971547] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R[ 46.366582] RSP: 0018:ffffbab4c0917e60 EFLAGS: 00010202 15: ffff9c2c43bf8000 # [ 45.978678] FS: 00007fd6d702b580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 # [ 45.986762] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 45.992504] CR2: 00007fd6d6df9000 CR3: 0000000105708000 CR4: 00000[ 46.393899] RAX: ffffffffb7edf0d0 RBX: 0000000000000002 RCX: 0000000000000000 000001506e0 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh [ 46.423279] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8b9b2a0 [ 46.439710] RBP: ffffffffb8f8259f R08: 0000000000000000 R09: 0000000000000000 [ 46.446904] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 [ 46.454067] R13: ffffbab4c0917f10 R14: ffffbab4c0917f10 R15: ffff9c2c428d2000 [ 46.461277] FS: 00007f255a041580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 46.469392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.475164] CR2: 00007f2559e11000 CR3: 000000010571e000 CR4: 00000000001506f0 [ 46.482301] Call Trace: [ 46.484756] direct_entry.cold+0x2c/0x38 [ 46.488682] full_proxy_write+0x56/0x80 [ 46.492519] vfs_write+0xea/0x3a0 [ 46.495835] ksys_write+0x68/0xf0 [ 46.499153] do_syscall_64+0x33/0x40 [ 46.502748] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 46.507803] RIP: 0033:0x7f2559f1e8f3 [ 46.511382] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 46.530124] RSP: 002b:00007fffdaa6aa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.537687] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f2559f1e8f3 [ 46.544815] RDX: 0000000000000008 RSI: 00007f2559e11000 RDI: 0000000000000001 [ 46.551967] RBP: 00007f2559e11000 R08: 00007f2559e10010 R09: 0000000000000000 [ 46.559103] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 46.566242] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 46.573376] irq event stamp: 0 [ 46.576433] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 46.582705] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 46.590875] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 46.599043] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 46.605305] ---[ end trace 3dea7fd589320d1d ]--- # [ 46.132288] lkdtm: Performing direct entry WARNING # [ 46.149148] ------------[ cut here ]------------ # [ 46.175920] WARNING: CPU: 0 PID: 731 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x13/0x20 # [ 46.206516] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 46.241103] CPU: 0 PID: 731 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 46.270930] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.299047] RIP: 0010:lkdtm_WARNING+0x13/0x20 # [ 46.325567] 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 50 d4 92 02 01 75 05 e9 1d 58 92 00 <0f> 0b e9 16 58 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 d4 # [ 46.366582] RSP: 0018:ffffbab4c0917e60 EFLAGS: 00010202 # [ 46.393899] RAX: ffffffffb7edf0d0 RBX: 0000000000000002 RCX: 0000000000000000 # [ 46.423279] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8b9b2a0 # [ 46.439710] RBP: ffffffffb8f8259f R08: 0000000000000000 R09: 0000000000000000 # [ 46.446904] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 46.454067] R13: ffffbab4c0917f10 R14: ffffbab4c0917f10 R15: ffff9c2c428d2000 # [ 46.461277] FS: 00007f255a041580(0000) GS:ffff9c2c6ac000[ 46.733272] lkdtm: Performing direct entry WARNING_MESSAGE 00(0000) knlGS:0000000000000000 # [ 46.469392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.475164] CR2: 00007f2559e11000 CR3: 000000010571e000 CR4: 00000000001506f0 # [ 46.482301] Call Trace: # [ 46.484756] direct_entry.cold+0x2c/[ 46.746950] ------------[ cut here ]------------ 0x38 # [ 46.488682] full_proxy_write+0x56/0x80 # [ 46.492519] vfs_write+0xea/0x3a0 # [ 46.495835] ksys_write+0x68/0xf0 # [ 46.499153] do_syscall_64+0x33/0x40 # [ 46.502748] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 46.507803] RIP:[ 46.773751] Warning message trigger count: 2 0033:0x7f2559f1e8f3 # [ 46.511382] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 46.530124][ 46.800303] WARNING: CPU: 0 PID: 766 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 RSP: 002b:00007fffdaa6aa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 46.537687] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f2559f1e8f3 # [ 46.544815] RDX: 0000000000000008 RSI: 00007f2559e11000 RDI: 0000000000000001 # [ 46.551967[ 46.831521] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify ] RBP: 00007f2559e11000 R08: 00007f2559e10010 R09: 0000000000000000 # [ 46.559103] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 46.566242] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 46.573376] ir[ 46.866211] CPU: 0 PID: 766 Comm: cat Tainted: G D W 5.10.150-cip18 #1 q event stamp: 0 # [ 46.576433] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 46.582705] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 46.590875] softirqs last enabled at (0): [][ 46.895997] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 copy_process+0x640/0x1c80 # [ 46.599043] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 46.605305] ---[ end trace 3dea7fd589320d1d ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSA[ 46.924106] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 GE.sh [ 46.951315] Code: 16 58 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 d4 92 02 48 c7 c7 00 2b f8 b8 8d 70 01 89 35 21 d4 92 02 e8 fb 36 63 00 <0f> 0b e9 e9 57 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 [ 46.970647] RSP: 0018:ffffbab4c09a7e60 EFLAGS: 00010286 [ 46.975917] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 46.983114] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 46.990294] RBP: ffffffffb8f825a7 R08: 0000000000000000 R09: 0000000000000000 [ 46.997465] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 [ 47.004640] R13: ffffbab4c09a7f10 R14: ffffbab4c09a7f10 R15: ffff9c2c43163000 [ 47.011833] FS: 00007f3e63754580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 47.019986] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.025812] CR2: 00007f3e63521000 CR3: 000000010481e000 CR4: 00000000001506f0 [ 47.033018] Call Trace: [ 47.035593] direct_entry.cold+0x2c/0x38 [ 47.039566] full_proxy_write+0x56/0x80 [ 47.043465] vfs_write+0xea/0x3a0 [ 47.046813] ksys_write+0x68/0xf0 [ 47.050166] do_syscall_64+0x33/0x40 [ 47.053742] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.058789] RIP: 0033:0x7f3e6362e8f3 [ 47.062363] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 47.081126] RSP: 002b:00007ffd3c761828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.088694] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f3e6362e8f3 [ 47.095831] RDX: 0000000000000010 RSI: 00007f3e63521000 RDI: 0000000000000001 [ 47.102957] RBP: 00007f3e63521000 R08: 00007f3e63520010 R09: 0000000000000000 [ 47.110100] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 47.117234] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.124370] irq event stamp: 0 [ 47.127427] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 47.133691] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 47.141862] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 47.150046] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 47.156307] ---[ end trace 3dea7fd589320d1e ]--- # [ 46.733272] lkdtm: Performing direct entry WARNING_MESSAGE # [ 46.746950] ------------[ cut here ]------------ # [ 46.773751] Warning message trigger count: 2 # [ 46.800303] WARNING: CPU: 0 PID: 766 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 46.831521] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 46.866211] CPU: 0 PID: 766 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 46.895997] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 46.924106] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 46.951315] Code: 16 58 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 8b 05 31 d4 92 02 48 c7 c7 00 2b f8 b8 8d 70 01 89 35 21 d4 92 02 e8 fb 36 63 00 <0f> 0b e9 e9 57 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 c7 # [ 46.970647] RSP: 0018:ffffbab4c09a7e60 EFLAGS: 00010286 # [ 46.975917] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 46.983114] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 46.990294] RBP: ffffffffb8f825a7 R08: 0000000000000000 R09: 0000000000000000 # [ 46.997465] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 # [ 47.004640] R13: ffffbab4c09a7f10 R14: ffffbab4c09a7f10 R15: ffff9c2c43163000 # [ 47.011833] FS: 00007f3e63754580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 47.019986] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.025812] CR2: 00007f3e63521000 CR3: 000000010481e000 CR4: 00000000001506f[ 47.296418] lkdtm: Performing direct entry EXCEPTION 0 # [ 47.033018] Call Trace: # [ 47.035593] direct_entry.cold+0x2c/0x38 # [ 47.039566] full_proxy_write+0x56/0x80 # [ 47.043465] vfs_write+0xea/0x3a0 # [ 47.046813] ksys_write+0x68/0xf0 # [ 47.050166] do_syscall_64+0x33/0x40 # [ 4[ 47.319760] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 47.348837] #PF: supervisor write access in kernel mode 7.053742] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.058789] RIP: 0033:0x7f3e6362e8f3 # [ 47.062363] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 [ 47.354052] #PF: error_code(0x0002) - not-present page [ 47.381363] PGD 0 P4D 0 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47.081126] RSP: 002b:00007ffd3c761828 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.088694] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f3e6362e8f3 # [ 47.095831] RDX: 000[ 47.383894] Oops: 0002 [#2] SMP NOPTI 0000000000010 RSI: 00007f3e63521000 RDI: 0000000000000001 # [ 47.102957] RBP: 00007f3e63521000 R08: 00007f3e63520010 R09: 0000000000000000 # [ 47.110100] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 47.117234] R13: 0000000[ 47.409733] CPU: 0 PID: 798 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 47.439560] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.124370] irq event stamp: 0 # [ 47.127427] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 47.133691] hardirqs last disabled at (0): [] copy_process+0x640/0x[ 47.445476] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 1c80 # [ 47.141862] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 47.150046] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 47.156307] ---[ end trace 3dea7fd589320d1e ]--- # WARNING_MESSAGE: saw 'm[ 47.472091] Code: 48 c7 c7 00 2b f8 b8 8d 70 01 89 35 21 d4 92 02 e8 fb 36 63 00 0f 0b e9 e9 57 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 e9 cb 57 92 00 66 66 2e 0f 1f 84 [ 47.513012] RSP: 0018:ffffbab4c0a1fe60 EFLAGS: 00010282 essage trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh [ 47.518228] RAX: ffffffffb7edf120 RBX: 0000000000000004 RCX: 0000000000000000 [ 47.533841] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8b9b2c0 [ 47.540962] RBP: ffffffffb8eb79af R08: 0000000000000000 R09: 0000000000000000 [ 47.548084] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 47.555206] R13: ffffbab4c0a1ff10 R14: ffffbab4c0a1ff10 R15: ffff9c2c45915000 [ 47.562328] FS: 00007f1c5a29c580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 47.570402] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.576138] CR2: 0000000000000000 CR3: 00000001058f6000 CR4: 00000000001506f0 [ 47.583260] Call Trace: [ 47.585708] direct_entry.cold+0x2c/0x38 [ 47.589629] full_proxy_write+0x56/0x80 [ 47.593460] vfs_write+0xea/0x3a0 [ 47.596771] ksys_write+0x68/0xf0 [ 47.600081] do_syscall_64+0x33/0x40 [ 47.603651] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 47.608696] RIP: 0033:0x7f1c5a1768f3 [ 47.612276] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 47.631014] RSP: 002b:00007ffdd20bf778 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.638573] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1c5a1768f3 [ 47.645696] RDX: 000000000000000a RSI: 00007f1c5a069000 RDI: 0000000000000001 [ 47.652818] RBP: 00007f1c5a069000 R08: 00007f1c5a068010 R09: 0000000000000000 [ 47.659941] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 47.667064] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.674192] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 47.686612] CR2: 0000000000000000 [ 47.689989] ---[ end trace 3dea7fd589320d1f ]--- [ 47.694623] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.698702] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 47.717484] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 47.722802] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.729983] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 47.737190] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 47.744363] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.751579] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 47.758750] FS: 00007f1c5a29c580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 47.766863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.772619] CR2: 0000000000000000 CR3: 00000001058f6000 CR4: 00000000001506f0 # Killed # [ 47.296418] lkdtm: Performing direct entry EXCEPTION # [ 47.319760] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 47.348837] #PF: supervisor write access in kernel mode # [ 47.354052] #PF: error_code(0x0002) - not-present page # [ 47.381363] PGD 0 P4D 0 # [ 47.383894] Oops: 0002 [#2] SMP NOPTI # [ 47.409733] CPU: 0 PID: 798 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 47.439560] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 47.445476] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 # [ 47.472091] Code: 48 c7 c7 00 2b f8 b8 8d 70 01 89 35 21 d4 92 02 e8 fb 36 63 00 0f 0b e9 e9 57 92 00 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 e9 cb 57 92 00 66 66 2e 0f 1f 84 # [ 47.513012] RSP: 0018:ffffbab4c0a1fe60 EFLAGS: 00010282 # [ 47.518228] RAX: ffffffffb7edf120 RBX: 0000000000000004 RCX: 0000000000000000 # [ 47.533841] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8b9b2c0 # [ 47.540962] RBP: ffffffffb8eb79af R08: 0000000000000000 R09: 0000000000000000 # [ 47.548084] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 47.555206] R13: ffffbab4c0a1ff10 R14: ffffbab4c0a1ff10 R15: ffff9c2c45915000 # [ 47.562328] FS: 00007f1c5a29c580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 47.570402] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.576138] CR2: 0000000000000000 CR3: 00000001058f6000 CR4: 00000000001506f0 # [ 47.583260] Call Trace: # [ 47.585708] direct_entry.cold+0x2c/0x38 # [ 47.589629] full_proxy_write+0x56/0x80 # [ 47.593460] vfs_write+0xea/0x3a0 # [ 47.596771] ksys_write+0x68/0xf0 # [ 47.600081] do_syscall_64+0x33/0x40 # [ 47.603651] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 47.608696] RIP: 0033:0x7f1c5a1768f3 # [ 47.612276] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47.631014] RSP: 002b:00007ffdd20bf778 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.638573] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1c5a1768f3 # [ 47.645696] RDX: 000000000000000a RSI: 00007f1c5a069000 RDI: 0000000000000001 # [ 47.652818] RBP: 00007f1c5a069000 R08: 00007f1c5a068010 R09: 0000000000000000 # [ 47.659941] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 47.667064] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.674192] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 47.686612] CR2: 0000000000000000 # [ 47.689989] ---[ end trace 3dea7fd589320d1f ]--- # [ 47.694623] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.698702] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 47.717484] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 47.722802] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.729983] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 47.737190] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 47.744363] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.751579] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 47.758750] FS: 00007f1c5a29c580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 47.766863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.772619] CR2: 0000000000000000 CR3: 00000001058f6000 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 [ 48.213039] lkdtm: Performing direct entry CORRUPT_LIST_ADD [ 48.218616] lkdtm: attempting good list addition [ 48.223262] lkdtm: attempting corrupted list addition [ 48.228358] lkdtm: list_add() corruption not detected! # [ 48.213039] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 48.218616] lkdtm: attempting good list addition # [ 48.223262] lkdtm: attempting corrupted list addition # [ 48.228358] lkdtm: list_add() corruption not detected! # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL] not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1 # selftests: lkdtm: CORRUPT_LIST_DEL.sh [ 48.409312] lkdtm: Performing direct entry CORRUPT_LIST_DEL [ 48.414900] lkdtm: attempting good list removal [ 48.419433] lkdtm: attempting corrupted list removal [ 48.424447] lkdtm: list_del() corruption not detected! # [ 48.409312] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 48.414900] lkdtm: attempting good list removal # [ 48.419433] lkdtm: attempting corrupted list removal # [ 48.424447] lkdtm: list_del() corruption not detected! # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL] not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1 # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh [ 48.562562] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 48.568848] lkdtm: attempting bad read from page below current stack [ 48.575244] BUG: stack guard page was hit at 000000006875d48e (stack is 000000002b80bdd1..00000000a696f1e9) [ 48.584974] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI [ 48.591233] CPU: 0 PID: 1023 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 48.598963] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 48.604879] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a [ 48.610702] Code: 68 2c 00 0f 1f 44 00 00 53 48 c7 c7 a0 2e f8 b8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 aa a0 fd ff 48 c7 c7 e0 2e f8 b8 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 90 a0 fd ff 0f 1f 44 [ 48.629438] RSP: 0018:ffffbab4c0d27e50 EFLAGS: 00010246 [ 48.634656] RAX: 0000000000000038 RBX: ffffbab4c0d24000 RCX: 0000000000000000 [ 48.641777] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f82ee0 [ 48.648898] RBP: ffffffffb8f8260a R08: 0000000000000000 R09: 0000000000000000 [ 48.656019] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 [ 48.663140] R13: ffffbab4c0d27f10 R14: ffffbab4c0d27f10 R15: ffff9c2c4575d000 [ 48.670262] FS: 00007f61a1dfa580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 48.678336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.684070] CR2: ffffbab4c0d23fff CR3: 000000010578a000 CR4: 00000000001506f0 [ 48.691191] Call Trace: [ 48.693637] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe0 [ 48.698161] direct_entry.cold+0x2c/0x38 [ 48.702078] full_proxy_write+0x56/0x80 [ 48.705909] vfs_write+0xea/0x3a0 [ 48.709219] ksys_write+0x68/0xf0 [ 48.712531] do_syscall_64+0x33/0x40 [ 48.716101] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 48.721144] RIP: 0033:0x7f61a1cd68f3 [ 48.724713] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 48.743448] RSP: 002b:00007ffec651d3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.751005] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f61a1cd68f3 [ 48.758126] RDX: 0000000000000019 RSI: 00007f61a1bc9000 RDI: 0000000000000001 [ 48.765247] RBP: 00007f61a1bc9000 R08: 00007f61a1bc8010 R09: 0000000000000000 [ 48.772369] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 48.779490] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.786615] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 48.799037] ---[ end trace 3dea7fd589320d20 ]--- [ 48.803648] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 48.807564] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 48.826298] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 48.831515] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 48.838637] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 48.845758] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 48.852880] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 48.860001] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 48.867123] FS: 00007f61a1dfa580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 48.875198] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.880933] CR2: ffffbab4c0d23fff CR3: 000000010578a000 CR4: 00000000001506f0 [ 48.888057] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 48.896911] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1023, name: cat [ 48.904465] INFO: lockdep is turned off. [ 48.908380] irq event stamp: 0 [ 48.911428] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 48.917685] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 48.925848] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 48.934009] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 48.940264] CPU: 0 PID: 1023 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 48.947992] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 48.953900] Call Trace: [ 48.956345] dump_stack+0x77/0x9b [ 48.959656] ___might_sleep.cold+0xa6/0xb6 [ 48.963746] exit_signals+0x1c/0x2e0 [ 48.967315] do_exit+0xd5/0xb00 [ 48.970451] ? ksys_write+0x68/0xf0 [ 48.973936] rewind_stack_do_exit+0x17/0x20 [ 48.978111] RIP: 0033:0x7f61a1cd68f3 [ 48.981681] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.000415] RSP: 002b:00007ffec651d3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.007971] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f61a1cd68f3 [ 49.015093] RDX: 0000000000000019 RSI: 00007f61a1bc9000 RDI: 0000000000000001 [ 49.022214] RBP: 00007f61a1bc9000 R08: 00007f61a1bc8010 R09: 0000000000000000 [ 49.029337] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.036459] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Segmentation fault # [ 48.562562] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 48.568848] lkdtm: attempting bad read from page below current stack # [ 48.575244] BUG: stack guard page was hit at 000000006875d48e (stack is 000000002b80bdd1..00000000a696f1e9) # [ 48.584974] kernel stack overflow (page fault): 0000 [#3] SMP NOPTI # [ 48.591233] CPU: 0 PID: 1023 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 48.598963] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.604879] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 48.610702] Code: 68 2c 00 0f 1f 44 00 00 53 48 c7 c7 a0 2e f8 b8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 aa a0 fd ff 48 c7 c7 e0 2e f8 b8 <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 90 a0 fd ff 0f 1f 44 # [ 48.629438] RSP: 0018:ffffbab4c0d27e50 EFLAGS: 00010246 # [ 48.634656] RAX: 0000000000000038 RBX: ffffbab4c0d24000 RCX: 0000000000000000 # [ 48.641777] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f82ee0 # [ 48.648898] RBP: ffffffffb8f8260a R08: 0000000000000000 R09: 0000000000000000 # [ 48.656019] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 48.663140] R13: ffffbab4c0d27f10 R14: ffffbab4c0d27f10 R15: ffff9c2c4575d000 # [ 48.670262] FS: 00007f61a1dfa580(0000) GS:ffff9c2c6ac00000(0000) k[ 49.184632] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING nlGS:0000000000000000 # [ 48.678336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.684070] CR2: ffffbab4c0d23fff CR3: 000000010578a000 CR4: 00000000001506f0 # [ 48.691191] Call Trace: # [ 48.693637] ? lkdtm_CORRUPT_LIST_DEL+0xe0/0xe[ 49.193974] lkdtm: attempting bad read from page above current stack 0 # [ 48.698161] direct_entry.cold+0x2c/0x38 # [ 48.702078] full_proxy_write+0x56/0x80 # [ 48.705909] vfs_write+0xea/0x3a0 # [ 48.709219] ksys_write+0x68/0xf0 # [ 48.712531] do_syscall_64+0x33/0x40 # [ 48.716101] entry_SYSCALL_64_af[ 49.222513] BUG: stack guard page was hit at 00000000e84d4d87 (stack is 00000000a62b9853..00000000b76d0470) ter_hwframe+0x61/0xc6 # [ 48.721144] RIP: 0033:0x7f61a1cd68f3 # [ 48.724713] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 [ 49.254397] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI 48 83 ec 28 48 89 54 24 18 # [ 48.743448] RSP: 002b:00007ffec651d3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.751005] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f61a1cd68f3 # [ 48.758126] RDX: 0000000000000019 RSI: 00007f61a1b[ 49.282834] CPU: 0 PID: 1056 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 49.312748] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 c9000 RDI: 0000000000000001 # [ 48.765247] RBP: 00007f61a1bc9000 R08: 00007f61a1bc8010 R09: 0000000000000000 # [ 48.772369] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 48.779490] R13: 0000000000000001 R14: 000000000002000[ 49.318664] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d 0 R15: 0000000000020000 # [ 48.786615] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 48.799037] ---[ end trace 3dea7fd589320d20 ]--- # [ 48.803648] RIP: 0010:lkdt[ 49.346751] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 18 2f f8 b8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 70 a0 fd ff 48 c7 c7 58 2f f8 b8 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 53 a0 fd ff m_[BUG+0x5/0x10 # [ 48.807564] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 48.826298] RSP: 49.387673] RSP: 0018:ffffbab4c0da7e50 EFLAGS: 00010246 [ 49.415077] RAX: 0000000000000038 RBX: ffffbab4c0da4000 RCX: 0000000000000000 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 48.831515] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 48.838637] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 48.845758] RBP: ffffffffb8fddb28 R08: 0000[ 49.422199] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f82f58 [ 49.451504] RBP: ffffffffb8f82623 R08: 0000000000000000 R09: 0000000000000000 000000000001 R09: 0000000000000001 # [ 48.852880] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 48.860001] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 48.867123] FS: 00007f61a1dfa580(0000) GS:ffff[ 49.458627] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a [ 49.487933] R13: ffffbab4c0da7f10 R14: ffffbab4c0da7f10 R15: ffff9c2c43a95000 9c2c6ac00000(0000) knlGS:0000000000000000 # [ 48.875198] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.880933] CR2: ffffbab4c0d23fff CR3: 000000010578a000 CR4: 00000000001506f0 # [ 48.888057] BUG: sleeping function called from invalid c[ 49.495057] FS: 00007f163da29580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 49.525315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 ontext at include/linux/percpu-rwsem.h:49 # [ 48.896911] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1023, name: cat # [ 48.904465] INFO: lockdep is turned off. # [ 48.908380] irq event stamp: 0 # [ 48.911428] hardirqs last enabled [ 49.531050] CR2: ffffbab4c0da8000 CR3: 0000000105706000 CR4: 00000000001506f0 at[ (0): [<0000000000000000>] 0x0 # [ 48.917685] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 48.925848] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 48.934009] softirqs last 49.560356] Call Trace: disabled at (0): [<0000000000000000>] 0x0 # [ 48.940264] CPU: 0 PID: 1023 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 48.947992] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 48.953900] Call Trace: # [ 48.956345] dum[ 49.584991] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a p_stack+0x77/0x9b # [ 48.959656] ___might_sleep.cold+0xa6/0xb6 # [ 48.963746] exit_signals+0x1c/0x2e0 # [ 48.967315] do_exit+0xd5/0xb00 # [ 48.970451] ? ksys_write+0x68/0xf0 # [ 48.973936] rewind_stack_do_exit+0x17/0x20 # [ 48.978111[ 49.612392] direct_entry.cold+0x2c/0x38 ] RIP: 0033:0x7f61a1cd68f3 # [ 48.981681] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.0[ 49.638494] full_proxy_write+0x56/0x80 00415] RSP: 002b:00007ffec651d3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.007971] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f61a1cd68f3 # [ 49.015093] RDX: 0000000000000019 RSI: 00007f61a1bc9000 RDI: 0000000000000001 # [ 49.[ 49.664510] vfs_write+0xea/0x3a0 02[2214] RBP: 00007f61a1bc9000 R08: 00007f61a1bc8010 R09: 0000000000000000 # [ 49.029337] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 49.036459] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACK_GUARD 49.690003] ksys_write+0x68/0xf0 _PAGE_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh [ 49.715501] do_syscall_64+0x33/0x40 [ 49.731289] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 49.736334] RIP: 0033:0x7f163d9368f3 [ 49.739904] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.758639] RSP: 002b:00007ffdfe019788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.766197] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f163d9368f3 [ 49.773318] RDX: 000000000000001a RSI: 00007f163d829000 RDI: 0000000000000001 [ 49.780440] RBP: 00007f163d829000 R08: 00007f163d828010 R09: 0000000000000000 [ 49.787563] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 49.794685] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.801812] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 49.814235] ---[ end trace 3dea7fd589320d21 ]--- [ 49.818847] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 49.822762] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 49.841499] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 49.846718] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 49.853840] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 49.860963] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 49.868085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 49.875207] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 49.882331] FS: 00007f163da29580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 49.890405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.896140] CR2: ffffbab4c0da8000 CR3: 0000000105706000 CR4: 00000000001506f0 # Segmentation fault # [ 49.184632] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 49.193974] lkdtm: attempting bad read from page above current stack # [ 49.222513] BUG: stack guard page was hit at 00000000e84d4d87 (stack is 00000000a62b9853..00000000b76d0470) # [ 49.254397] kernel stack overflow (page fault): 0000 [#4] SMP NOPTI # [ 49.282834] CPU: 0 PID: 1056 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 49.312748] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 49.318664] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 49.346751] Code: a0 fd ff 0f 1f 44 00 00 53 48 c7 c7 18 2f f8 b8 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 70 a0 fd ff 48 c7 c7 58 2f f8 b8 <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 53 a0 fd ff # [ 49.387673] RSP: 0018:ffffbab4c0da7e50 EFLAGS: 00010246 # [ 49.415077] RAX: 0000000000000038 RBX: ffffbab4c0da4000 RCX: 0000000000000000 # [ 49.422199] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f82f58 # [ 49.451504] RBP: ffffffffb8f82623 R08: 0000000000000000 R09: 0000000000000000 # [ 49.458627] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 49.487933] R13: ffffbab4c0da7f10 R14: ffffbab4c0da7f10 R15: ffff9c2c43a95000 # [ 49.495057] FS: 00007f163da29580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000[ 50.085385] lkdtm: Performing direct entry UNSET_SMEP 000000000 # [ 49.525315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.531050] CR2: ffffbab4c0da8000 CR3: 0000000105706000 CR4: 00000000001506f0 # [ 49.560356] Call Trace: # [ 49.584991] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a #[ 50.092805] lkdtm: trying to clear SMEP normally [ 49.612392] direct_entry.cold+0x2c/0x38 # [ 49.638494] full_proxy_write+0x56/0x80 # [ 49.664510] vfs_write+0xea/0x3a0 # [ 49.690003] ksys_write+0x68/0xf0 # [ 49.715501] do_syscall_64+0x33/0x40 # [ 49.731289] entry_SYSCALL_64_after_[ 50.119583] ------------[ cut here ]------------ hwframe+0x61/0xc6 # [ 49.736334] RIP: 0033:0x7f163d9368f3 # [ 49.739904] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 8[ 50.146374] pinned CR4 bits changed: 0x100000!? 3 ec 28 48 89 54 24 18 # [ 49.758639] RSP: 002b:00007ffdfe019788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.766197] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f163d9368f3 # [ 49.773318] RDX: 000000000000001a RSI: 00007f163d82900[ 50.173130] WARNING: CPU: 0 PID: 1092 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 0 RDI: 0000000000000001 # [ 49.780440] RBP: 00007f163d829000 R08: 00007f163d828010 R09: 0000000000000000 # [ 49.787563] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 49.794685] R13: 0000000000000001 R14: 0000000000020000 R1[ 50.204398] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 5: 0000000000020000 # [ 49.801812] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 49.814235] ---[ end trace 3dea7fd589320d21 ]--- # [ 49.818847] RIP: 0010:lkdtm_BU[ 50.239033] CPU: 0 PID: 1092 Comm: cat Tainted: G D W 5.10.150-cip18 #1 G+0x5/0x10 # [ 49.822762] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 49.841499] RSP: 0018[ 50.269023] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 :ffffbab4c087fe60 EFLAGS: 00010286 # [ 49.846718] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.853840] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 49.860963] RBP: ffffffffb8fddb28 R08: 00000000[ 50.297032] RIP: 0010:native_write_cr4+0x45/0x60 00000001 R09: 0000000000000001 # [ 49.868085] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.875207] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 49.882331] FS: 00007f163da29580(0000) GS:ffff9c2c[ 50.323894] Code: 39 c2 75 2d 48 85 f6 75 05 e9 b7 01 14 01 80 3d bc 90 e3 01 00 75 f2 48 c7 c7 f0 19 ec b8 c6 05 ac 90 e3 01 01 e8 a6 e0 e4 00 <0f> 0b e9 94 01 14 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 6ac00000(0000) knlGS:0000000000000000 # [ 49.890405] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.896140] CR2: ffffbab4c0da8000 CR3: 0000000105706000 CR4: 00000000001506f0 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftes[ 50.364792] RSP: 0018:ffffbab4c0e37e48 EFLAGS: 00010286 ts: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh [ 50.392170] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 [ 50.405837] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 50.412992] RBP: ffffffffb8f8263d R08: 0000000000000000 R09: 0000000000000000 [ 50.420135] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b [ 50.427308] R13: ffffbab4c0e37f10 R14: ffffbab4c0e37f10 R15: ffff9c2c458d8000 [ 50.434453] FS: 00007f0df4223580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 50.442571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.448326] CR2: 00007f0df3ff1000 CR3: 0000000103bfe000 CR4: 00000000001506f0 [ 50.455508] Call Trace: [ 50.457986] lkdtm_UNSET_SMEP.cold+0x1d/0x103 [ 50.462377] direct_entry.cold+0x2c/0x38 [ 50.466324] full_proxy_write+0x56/0x80 [ 50.470213] vfs_write+0xea/0x3a0 [ 50.473550] ksys_write+0x68/0xf0 [ 50.476920] do_syscall_64+0x33/0x40 [ 50.480524] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 50.485628] RIP: 0033:0x7f0df40fe8f3 [ 50.489227] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 50.508037] RSP: 002b:00007fffad16fd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 50.515656] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f0df40fe8f3 [ 50.522921] RDX: 000000000000000b RSI: 00007f0df3ff1000 RDI: 0000000000000001 [ 50.530093] RBP: 00007f0df3ff1000 R08: 00007f0df3ff0010 R09: 0000000000000000 [ 50.537266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 50.544432] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.551636] irq event stamp: 0 [ 50.554749] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.561125] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 50.569373] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 50.577583] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.583873] ---[ end trace 3dea7fd589320d22 ]--- [ 50.588502] lkdtm: ok: SMEP did not get cleared [ 50.593029] lkdtm: trying to clear SMEP with call gadget [ 50.598352] lkdtm: ok: SMEP removal was reverted # [ 50.085385] lkdtm: Performing direct entry UNSET_SMEP # [ 50.092805] lkdtm: trying to clear SMEP normally # [ 50.119583] ------------[ cut here ]------------ # [ 50.146374] pinned CR4 bits changed: 0x100000!? # [ 50.173130] WARNING: CPU: 0 PID: 1092 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x45/0x60 # [ 50.204398] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 50.239033] CPU: 0 PID: 1092 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 50.269023] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 50.297032] RIP: 0010:native_write_cr4+0x45/0x60 # [ 50.323894] Code: 39 c2 75 2d 48 85 f6 75 05 e9 b7 01 14 01 80 3d bc 90 e3 01 00 75 f2 48 c7 c7 f0 19 ec b8 c6 05 ac 90 e3 01 01 e8 a6 e0 e4 00 <0f> 0b e9 94 01 14 01 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 # [ 50.364792] RSP: 0018:ffffbab4c0e37e48 EFLAGS: 00010286 # [ 50.392170] RAX: 0000000000000000 RBX: 00000000000506f0 RCX: 0000000000000000 # [ 50.405837] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 50.412992] RBP: ffffffffb8f8263d R08: 0000000000000000 R09: 0000000000000000 # [ 50.420135] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 50.427308] R13: ffffbab4[ 50.735991] lkdtm: Performing direct entry DOUBLE_FAULT c0e37f10 R14: ffffbab4c0e37f10 R15: ffff9c2c458d8000 # [ 50.434453] FS: 00007f0df4223580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 50.442571] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 50.448326] CR2: 00007f0df3ff1000 [ 50.743645] lkdtm: XFAIL: this test is ia32-only CR3: 0000000103bfe000 CR4: 00000000001506f0 # [ 50.455508] Call Trace: # [ 50.457986] lkdtm_UNSET_SMEP.cold+0x1d/0x103 # [ 50.462377] direct_entry.cold+0x2c/0x38 # [ 50.466324] full_proxy_write+0x56/0x80 # [ 50.470213] vfs_write+0xea/0x3a0 # [ 50.473550] ksys_write+0x68/0xf0 # [ 50.476920] do_syscall_64+0x33/0x40 # [ 50.480524] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 50.485628] RIP: 0033:0x7f0df40fe8f3 # [ 50.489227] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 50.508037] RSP: 002b:00007fffad16fd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 50.515656] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f0df40fe8f3 # [ 50.522921] RDX: 000000000000000b RSI: 00007f0df3ff1000 RDI: 0000000000000001 # [ 50.530093] RBP: 00007f0df3ff1000 R08: 00007f0df3ff0010 R09: 0000000000000000 # [ 50.537266] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 50.544432] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 50.551636] irq event stamp: 0 # [ 50.554749] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 50.561125] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 50.569373] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 50.577583] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 50.583873] ---[ end trace 3dea7fd589320d22 ]--- # [ 50.588502] lkdtm: ok: SMEP did not get cleared # [ 50.593029] lkdtm: trying to clear SMEP with call gadget # [ 50.598352] lkdtm: ok: SMEP removal was reverted # UNSET_SMEP: s[ 50.904104] lkdtm: Performing direct entry CORRUPT_PAC aw 'pinned CR4 bits changed:': ok ok 14 selftests: lkdtm: UNSET_SMEP.sh # selftests: lkdtm: DOUBLE_FAULT.sh # [ 50.735991] lkdtm: Performing direct entry DOUBLE_FAULT # [ 50.743645] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL':[ 50.931013] lkdtm: XFAIL: this test is arm64-only [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh # [ 50.904104] lkdtm: Performing direct entry CORRUPT_PAC # [ 50.931013] 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 [ 51.123046] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 51.129501] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS # [ 51.123046] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 51.129501] 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 [ 51.416571] lkdtm: Performing direct entry READ_AFTER_FREE [ 51.422083] lkdtm: Value in memory before free: 12345678 [ 51.427429] lkdtm: Attempting bad read from freed memory [ 51.432767] lkdtm: Memory was not poisoned # [ 51.416571] lkdtm: Performing direct entry READ_AFTER_FREE # [ 51.422083] lkdtm: Value in memory before free: 12345678 # [ 51.427429] lkdtm: Attempting bad read from freed memory # [ 51.432767] 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 [ 51.642011] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE [ 51.648031] lkdtm: Value in memory before free: 12345678 [ 51.653384] lkdtm: Attempting to read from freed memory [ 51.658625] lkdtm: Buddy page was not poisoned # [ 51.642011] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 51.648031] lkdtm: Value in memory before free: 12345678 # [ 51.653384] lkdtm: Attempting to read from freed memory # [ 51.658625] 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 [ 51.805711] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 51.811298] lkdtm: Attempting double slab free ... # [ 51.805711] lkdtm: Performing direct entry SLAB_FREE_DOUBLE # [ 51.811298] 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 [ 51.956556] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 51.962061] lkdtm: Attempting cross-cache slab free ... # [ 51.956556] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 51.962061] 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 [ 52.094482] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 52.099895] lkdtm: Attempting non-Slab slab free ... # [ 52.094482] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 52.099895] 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 [ 52.521805] lkdtm: Performing direct entry EXEC_DATA [ 52.526783] lkdtm: attempting ok execution at ffffffffb7edf490 [ 52.532646] lkdtm: attempting bad execution at ffffffffba80c560 [ 52.538577] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 52.546048] BUG: unable to handle page fault for address: ffffffffba80c560 [ 52.552909] #PF: supervisor instruction fetch in kernel mode [ 52.558557] #PF: error_code(0x0011) - permissions violation [ 52.564119] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 8000000024c001e3 [ 52.570812] Oops: 0011 [#5] SMP NOPTI [ 52.574469] CPU: 0 PID: 1599 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 52.582198] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 52.588111] RIP: 0010:data_area+0x0/0x40 [ 52.592027] Code: ff ff 00 ae 14 44 2c 9c ff ff 00 ad 14 44 2c 9c 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 66 54 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 52.610761] RSP: 0018:ffffbab4c158fe48 EFLAGS: 00010246 [ 52.615976] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 52.623098] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 52.630219] RBP: ffffffffba80c560 R08: 0000000000000000 R09: 0000000000000000 [ 52.637339] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 52.644460] R13: ffffbab4c158ff10 R14: ffffbab4c158ff10 R15: ffff9c2c4588f000 [ 52.651581] FS: 00007ff3e592c580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 52.659657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.665391] CR2: ffffffffba80c560 CR3: 00000001058c6000 CR4: 00000000001506f0 [ 52.672513] Call Trace: [ 52.674963] ? execute_location+0x48/0x56 [ 52.678967] ? direct_entry.cold+0x2c/0x38 [ 52.683058] ? full_proxy_write+0x56/0x80 [ 52.687062] ? vfs_write+0xea/0x3a0 [ 52.690537] ? ksys_write+0x68/0xf0 [ 52.694019] ? do_syscall_64+0x33/0x40 [ 52.697762] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 52.702979] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 52.715399] CR2: ffffffffba80c560 [ 52.718708] ---[ end trace 3dea7fd589320d23 ]--- [ 52.723319] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 52.727234] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 52.745969] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 52.751183] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 52.758304] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 52.765424] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 52.772545] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 52.779666] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 52.786788] FS: 00007ff3e592c580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 52.794863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.800598] CR2: ffffffffba80c560 CR3: 00000001058c6000 CR4: 00000000001506f0 [ 52.807722] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 52.816578] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1599, name: cat [ 52.824131] INFO: lockdep is turned off. [ 52.828046] irq event stamp: 0 [ 52.831096] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.837352] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 52.845513] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 52.853674] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.859929] CPU: 0 PID: 1599 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 52.867657] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 52.873565] Call Trace: [ 52.876012] dump_stack+0x77/0x9b [ 52.879323] ___might_sleep.cold+0xa6/0xb6 [ 52.883413] exit_signals+0x1c/0x2e0 [ 52.886982] do_exit+0xd5/0xb00 [ 52.890119] ? ksys_write+0x68/0xf0 [ 52.893602] rewind_stack_do_exit+0x17/0x20 [ 52.897779] RIP: 0033:0x7ff3e58068f3 [ 52.901348] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 52.920083] RSP: 002b:00007ffc9699e848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.927638] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff3e58068f3 [ 52.934761] RDX: 000000000000000a RSI: 00007ff3e56f9000 RDI: 0000000000000001 [ 52.941883] RBP: 00007ff3e56f9000 R08: 00007ff3e56f8010 R09: 0000000000000000 [ 52.949003] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 52.956125] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 52.521805] lkdtm: Performing direct entry EXEC_DATA # [ 52.526783] lkdtm: attempting ok execution at ffffffffb7edf490 # [ 52.532646] lkdtm: attempting bad execution at ffffffffba80c560 # [ 52.538577] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 52.546048] BUG: unable to handle page fault for address: ffffffffba80c560 # [ 52.552909] #PF: supervisor instruction fetch in kernel mode # [ 52.558557] #PF: error_code(0x0011) - permissions violation # [ 52.564119] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 8000000024c001e3 # [ 52.570812] Oops: 0011 [#5] SMP NOPTI # [ 52.574469] CPU: 0 PID: 1599 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 52.582198] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 52.588111] RIP: 0010:data_area+0x0/0x40 # [ 52.592027] Code: ff ff 00 ae 14 44 2c 9c ff ff 00 ad 14 44 2c 9c 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 66 54 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 52.610761] RSP: 0018:ffffbab4c158fe48 EFLAGS: 00010246 # [ 52.615976] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 52.623098] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 52.630219] RBP: ffffffffba80c560 R08: 00000000000000[ 53.129247] lkdtm: Performing direct entry EXEC_STACK 00 R09: 0000000000000000 # [ 52.637339] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 52.644460] R13: ffffbab4c158ff10 R14: ffffbab4c158ff10 R15: ffff9c2c4588f000 # [ 52.651581] FS: 00007ff3e592c580(0000) GS:ffff9c2c6ac000[ 53.148223] lkdtm: attempting ok execution at ffffffffb7edf490 00(0000) knlGS:0000000000000000 # [ 52.659657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.665391] CR2: ffffffffba80c560 CR3: 00000001058c6000 CR4: 00000000001506f0 # [ 52.672513] Call Trace: # [ 52.674963] ? execute_location+0x48[ 53.176239] lkdtm: attempting bad execution at ffffbab4c15ffe18 /0x56 # [ 52.678967] ? direct_entry.cold+0x2c/0x38 # [ 52.683058] ? full_proxy_write+0x56/0x80 # [ 52.687062] ? vfs_write+0xea/0x3a0 # [ 52.690537] ? ksys_write+0x68/0xf0 # [ 52.694019] ? do_syscall_64+0x33/0x40 # [ 52.697762] ? ent[ 53.204323] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) ry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 52.702979] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 52.715399] CR2: ffffffffba80c560 # [ 52.718708] ---[ end trace [ 53.233953] BUG: unable to handle page fault for address: ffffbab4c15ffe18 [ 53.263002] #PF: supervisor instruction fetch in kernel mode 3dea7fd589320d23 ]--- # [ 52.723319] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 52.727234] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f[ 53.268651] #PF: error_code(0x0011) - permissions violation 1f 44 00 00 83 05 50 d4 92 02 # [ 52.745969] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 52.751183] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 52.758304] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9[ 53.296397] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1048c0067 PTE 8000000103bcb163 b2[90 # [ 52.765424] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 52.772545] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 52.779666] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 53.326659] Oops: 0011 [#6] SMP NOPTI # [ 52.786788] FS: 00007ff3e592c580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 52.794863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.800598] CR2: ffffffffba80c560 CR3: 00000001058c6000 CR4: 00000000001506f0 # [ 5[ 53.352506] CPU: 0 PID: 1635 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 53.382419] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 2.807722] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 52.816578] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1599, name: cat # [ 52.824131] INFO: lockdep is turned off. # [ 52.828046] irq ev[ 53.388329] RIP: 0010:0xffffbab4c15ffe18 en[t stamp: 0 # [ 52.831096] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 52.837352] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 52.845513] softirqs last enabled at (0): [] cop 53.414426] Code: 00 00 18 fe 5f c1 b4 ba ff ff 81 e5 53 b8 ff ff ff ff 20 00 00 00 00 00 00 00 66 27 f8 b8 ff ff ff ff ad e6 53 b8 ff ff ff ff <0f> 1f 44 00 00 e9 66 54 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 y_[process+0x640/0x1c80 # [ 52.853674] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 52.859929] CPU: 0 PID: 1599 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 52.867657] Hardware name: Google Grunt/Grunt, BIOS 09/05/201 53.455349] RSP: 0018:ffffbab4c15ffdf8 EFLAGS: 00010246 9[ # [ 52.873565] Call Trace: # [ 52.876012] dump_stack+0x77/0x9b # [ 52.879323] ___might_sleep.cold+0xa6/0xb6 # [ 52.883413] exit_signals+0x1c/0x2e0 # [ 52.886982] do_exit+0xd5/0xb00 # [ 52.890119] ? ksys_write+0x68/0xf0 # [ 52.89 53.482754] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.512064] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 3602] rewind_stack_do_exit+0x17/0x20 # [ 52.897779] RIP: 0033:0x7ff3e58068f3 # [ 52.901348] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55[ 53.519184] RBP: ffffbab4c15ffe18 R08: 0000000000000000 R09: 0000000000000000 [ 53.548490] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 52.920083] RSP: 002b:00007ffc9699e848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 52.927638] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff3e58068f3 # [ 52.934761] RDX: 000000000000000a [ 53.555613] R13: ffffbab4c15fff10 R14: ffffbab4c15fff10 R15: ffff9c2c44a3d000 [ 53.584919] FS: 00007fe55e9883c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 RSI: 00007ff3e56f9000 RDI: 0000000000000001 # [ 52.941883] RBP: 00007ff3e56f9000 R08: 00007ff3e56f8010 R09: 0000000000000000 # [ 52.949003] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 52.956125] R13: 0000000000000001 R14:[ 53.592993] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.620913] CR2: ffffbab4c15ffe18 CR3: 0000000103b20000 CR4: 00000000001506f0 0000000000020000 R15: 0000000000020000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh [ 53.628035] Call Trace: [ 53.643481] ? execute_location+0x48/0x56 [ 53.647484] ? lkdtm_EXEC_STACK+0x26/0x44 [ 53.651487] ? direct_entry.cold+0x2c/0x38 [ 53.655578] ? full_proxy_write+0x56/0x80 [ 53.659581] ? vfs_write+0xea/0x3a0 [ 53.663064] ? ksys_write+0x68/0xf0 [ 53.666551] ? do_syscall_64+0x33/0x40 [ 53.670296] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 53.675515] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 53.687935] CR2: ffffbab4c15ffe18 [ 53.691247] ---[ end trace 3dea7fd589320d24 ]--- [ 53.695861] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 53.699776] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 53.718513] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 53.723731] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.730852] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 53.737973] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 53.745093] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 53.752214] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 53.759338] FS: 00007fe55e9883c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 53.767413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.773147] CR2: ffffbab4c15ffe18 CR3: 0000000103b20000 CR4: 00000000001506f0 # Killed # [ 53.129247] lkdtm: Performing direct entry EXEC_STACK # [ 53.148223] lkdtm: attempting ok execution at ffffffffb7edf490 # [ 53.176239] lkdtm: attempting bad execution at ffffbab4c15ffe18 # [ 53.204323] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 53.233953] BUG: unable to handle page fault for address: ffffbab4c15ffe18 # [ 53.263002] #PF: supervisor instruction fetch in kernel mode # [ 53.268651] #PF: error_code(0x0011) - permissions violation # [ 53.296397] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 1048c0067 PTE 8000000103bcb163 # [ 53.326659] Oops: 0011 [#6] SMP NOPTI # [ 53.352506] CPU: 0 PID: 1635 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 53.382419] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 53.388329] RIP: 0010:0xffffbab4c15ffe18 # [ 53.414426] Code: 00 00 18 fe 5f c1 b4 ba ff ff 81 e5 53 b8 ff ff ff ff 20 00 00 00 00 00 00 00 66 27 f8 b8 ff ff ff ff ad e6 53 b8 ff ff ff ff <0f> 1f 44 00 00 e9 66 54 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 53.455349] RSP: 0018:ffffbab4c15ffdf8 EFLAGS: 00010246 # [ 53.482754] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.512064] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 53.519184] RBP: ffffbab4c15ffe18 R08: 00000[ 53.919865] lkdtm: Performing direct entry EXEC_KMALLOC 00000000000 R09: 0000000000000000 # [ 53.548490] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 53.555613] R13: ffffbab4c15fff10 R14: ffffbab4c15fff10 R15: ffff9c2c44a3d000 # [ 53.584919] FS: 00007fe55e9883c0(0000) GS:ffff9[ 53.927125] lkdtm: attempting ok execution at ffffffffb7edf490 c2c6ac00000(0000) knlGS:0000000000000000 # [ 53.592993] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.620913] CR2: ffffbab4c15ffe18 CR3: 0000000103b20000 CR4: 00000000001506f0 # [ 53.628035] Call Trace: # [ 53.643481] ? execute_loca[ 53.955105] lkdtm: attempting bad execution at ffff9c2c43145480 tion+0x48/0x56 # [ 53.647484] ? lkdtm_EXEC_STACK+0x26/0x44 # [ 53.651487] ? direct_entry.cold+0x2c/0x38 # [ 53.655578] ? full_proxy_write+0x56/0x80 # [ 53.659581] ? vfs_write+0xea/0x3a0 # [ 53.663064] ? ksys_write+0x68/0xf0 # [ 53.66[ 53.983247] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) 6551] ? do_syscall_64+0x33/0x40 # [ 53.670296] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 53.675515] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 53.687935[ 54.012851] BUG: unable to handle page fault for address: ffff9c2c43145480 [ 54.041897] #PF: supervisor instruction fetch in kernel mode ] CR2: ffffbab4c15ffe18 # [ 53.691247] ---[ end trace 3dea7fd589320d24 ]--- # [ 53.695861] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 53.699776] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff e[ 54.047545] #PF: error_code(0x0011) - permissions violation 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 50 d4 92 02 # [ 53.718513] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 53.723731] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.730852] RDX:[ 54.075291] PGD 24e01067 P4D 24e01067 PUD 24e05067 PMD 103073063 PTE 8000000103145163 0[000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 53.737973] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 53.745093] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 53.752214] R13: fff 54.105296] Oops: 0011 [#7] SMP NOPTI [ 54.131142] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.150-cip18 #1 fbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 53.759338] FS: 00007fe55e9883c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 53.767413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.773147] CR2: ffffbab4c15f[ 54.138872] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 fe18 CR3: 0000000103b20000 CR4: 00000000001506f0 # EXEC_STACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.sh # selftests: lkdtm: EXEC_KMALLOC.sh [ 54.166965] RIP: 0010:0xffff9c2c43145480 [ 54.185005] Code: 00 00 02 00 00 00 00 00 00 00 00 56 14 43 2c 9c ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 70 b7 ff ff ff ff <0f> 1f 44 00 00 e9 66 54 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 [ 54.203741] RSP: 0018:ffffbab4c167fe38 EFLAGS: 00010246 [ 54.208959] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.216082] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 54.223202] RBP: ffff9c2c43145480 R08: 0000000000000000 R09: 0000000000000000 [ 54.230324] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 54.237446] R13: ffffbab4c167ff10 R14: ffffbab4c167ff10 R15: ffff9c2c41fd1000 [ 54.244568] FS: 00007ff7cca91580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 54.252645] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.258380] CR2: ffff9c2c43145480 CR3: 00000001047e0000 CR4: 00000000001506f0 [ 54.265503] Call Trace: [ 54.267953] ? execute_location+0x48/0x56 [ 54.271959] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 [ 54.276136] ? direct_entry.cold+0x2c/0x38 [ 54.280226] ? full_proxy_write+0x56/0x80 [ 54.284230] ? vfs_write+0xea/0x3a0 [ 54.287713] ? ksys_write+0x68/0xf0 [ 54.291199] ? do_syscall_64+0x33/0x40 [ 54.294945] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 54.300165] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 54.312584] CR2: ffff9c2c43145480 [ 54.315896] ---[ end trace 3dea7fd589320d25 ]--- [ 54.320506] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 54.324423] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 54.343160] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 54.348380] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.355503] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 54.362624] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 54.369744] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 54.376866] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 54.383987] FS: 00007ff7cca91580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 54.392064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.397798] CR2: ffff9c2c43145480 CR3: 00000001047e0000 CR4: 00000000001506f0 [ 54.404920] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 54.413768] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1671, name: cat [ 54.421323] INFO: lockdep is turned off. [ 54.425239] irq event stamp: 0 [ 54.428288] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 54.434545] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 54.442708] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 54.450871] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 54.457126] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 54.464856] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 54.470763] Call Trace: [ 54.473209] dump_stack+0x77/0x9b [ 54.476520] ___might_sleep.cold+0xa6/0xb6 [ 54.480612] exit_signals+0x1c/0x2e0 [ 54.484183] do_exit+0xd5/0xb00 [ 54.487321] ? ksys_write+0x68/0xf0 [ 54.490809] rewind_stack_do_exit+0x17/0x20 [ 54.494984] RIP: 0033:0x7ff7cc99e8f3 [ 54.498552] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 54.517289] RSP: 002b:00007ffce435e858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.524846] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007ff7cc99e8f3 [ 54.531969] RDX: 000000000000000d RSI: 00007ff7cc891000 RDI: 0000000000000001 [ 54.539090] RBP: 00007ff7cc891000 R08: 00007ff7cc890010 R09: 0000000000000000 [ 54.546211] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 54.553336] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 53.919865] lkdtm: Performing direct entry EXEC_KMALLOC # [ 53.927125] lkdtm: attempting ok execution at ffffffffb7edf490 # [ 53.955105] lkdtm: attempting bad execution at ffff9c2c43145480 # [ 53.983247] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 54.012851] BUG: unable to handle page fault for address: ffff9c2c43145480 # [ 54.041897] #PF: supervisor instruction fetch in kernel mode # [ 54.047545] #PF: error_code(0x0011) - permissions violation # [ 54.075291] PGD 24e01067 P4D 24e01067 PUD 24e05067 PMD 103073063 PTE 8000000103145163 # [ 54.105296] Oops: 0011 [#7] SMP NOPTI # [ 54.131142] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 54.138872] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.166965] RIP: 0010:0xffff9c2c43145480 # [ 54.185005] Code: 00 00 02 00 00 00 00 00 00 00 00 56 14 43 2c 9c ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 1b 24 70 b7 ff ff ff ff <0f> 1f 44 00 00 e9 66 54 92 00 66 0f 1f 44 00 00 0f 1f 44 00 00 55 # [ 54.203741] RSP: 0018:ffffbab4c167fe38 EFLAGS: 00010246 # [ 54.208959] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.216082] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 54.223202] RBP: ffff9c2c43145480 R08: 000[ 54.732648] lkdtm: Performing direct entry EXEC_VMALLOC 0000000000000 R09: 0000000000000000 # [ 54.230324] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 54.237446] R13: ffffbab4c167ff10 R14: ffffbab4c167ff10 R15: ffff9c2c41fd1000 # [ 54.244568] FS: 00007ff7cca91580(0000) GS:fff[ 54.740870] lkdtm: attempting ok execution at ffffffffb7edf490 f9c2c6ac00000(0000) knlGS:0000000000000000 # [ 54.252645] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.258380] CR2: ffff9c2c43145480 CR3: 00000001047e0000 CR4: 00000000001506f0 # [ 54.265503] Call Trace: # [ 54.267953] ? execute_lo[ 54.768868] lkdtm: attempting bad execution at ffffbab4c0309000 cation+0x48/0x56 # [ 54.271959] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 54.276136] ? direct_entry.cold+0x2c/0x38 # [ 54.280226] ? full_proxy_write+0x56/0x80 # [ 54.284230] ? vfs_write+0xea/0x3a0 # [ 54.287713] ? ksys_write+0x68/0xf0 # [ 5[ 54.796988] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) 4.291199] ? do_syscall_64+0x33/0x40 # [ 54.294945] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 54.300165] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 54.31[ 54.826603] BUG: unable to handle page fault for address: ffffbab4c0309000 [ 54.855648] #PF: supervisor instruction fetch in kernel mode 2584] CR2: ffff9c2c43145480 # [ 54.315896] ---[ end trace 3dea7fd589320d25 ]--- # [ 54.320506] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 54.324423] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff [ 54.861296] #PF: error_code(0x0011) - permissions violation 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 50 d4 92 02 # [ 54.343160] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 54.348380] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.355503] [ 54.889042] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 104522067 PTE 800000010304d163 RD[X: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 54.362624] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 54.369744] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 54.376866] R13: 54.919306] Oops: 0011 [#8] SMP NOPTI ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 54.383987] FS: 00007ff7cca91580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 54.392064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.397798] CR2: ffff9c2c[ 54.945150] CPU: 0 PID: 1707 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 54.975062] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 43145480 CR3: 00000001047e0000 CR4: 00000000001506f0 # [ 54.404920] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 54.413768] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1671, name: cat # [ 54.[ 54.980972] RIP: 0010:0xffffbab4c0309000 421323] INFO: lockdep is turned off. # [ 54.425239] irq event stamp: 0 # [ 54.428288] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 54.434545] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 54.44[ 55.007072] Code: Unable to access opcode bytes at RIP 0xffffbab4c0308fd6. 27[08] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 54.450871] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 54.457126] CPU: 0 PID: 1671 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 55.036115] RSP: 0018:ffffbab4c16efe38 EFLAGS: 00010246 54.464856] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.470763] Call Trace: # [ 54.473209] dump_stack+0x77/0x9b # [ 54.476520] ___might_sleep.cold+0xa6/0xb6 # [ 54.480612] exit_signals+0x1c/0x2e0 # [ 54.484183] do_exit+0xd5[ 55.063521] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.092830] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 /0xb00 # [ 54.487321] ? ksys_write+0x68/0xf0 # [ 54.490809] rewind_stack_do_exit+0x17/0x20 # [ 54.494984] RIP: 0033:0x7ff7cc99e8f3 # [ 54.498552] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 [ 55.099953] RBP: ffffbab4c0309000 R08: 0000000000000000 R09: 0000000000000000 [ 55.129259] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d 00 85 c0 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 # [ 54.517289] RSP: 002b:00007ffce435e858 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 54.524846] RAX: ffffffffffffffda RBX: 000000000000000d R[ 55.136379] R13: ffffbab4c16eff10 R14: ffffbab4c16eff10 R15: ffff9c2c4304d000 CX[: 00007ff7cc99e8f3 # [ 54.531969] RDX: 000000000000000d RSI: 00007ff7cc891000 RDI: 0000000000000001 # [ 54.539090] RBP: 00007ff7cc891000 R08: 00007ff7cc890010 R09: 0000000000000000 # [ 54.546211] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 55.165686] FS: 00007f79bbfa3580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 55.195949] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 0000000000000001 # [ 54.553336] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_KMALLOC: saw 'call trace:': ok ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # selftests: lkdtm: EXEC_VMALLOC.sh [ 55.201685] CR2: ffffbab4c0308fd6 CR3: 0000000102856000 CR4: 00000000001506f0 [ 55.227782] Call Trace: [ 55.230232] ? execute_location+0x48/0x56 [ 55.234238] ? lkdtm_EXEC_VMALLOC+0x20/0x30 [ 55.238414] ? direct_entry.cold+0x2c/0x38 [ 55.242507] ? full_proxy_write+0x56/0x80 [ 55.246511] ? vfs_write+0xea/0x3a0 [ 55.249995] ? ksys_write+0x68/0xf0 [ 55.253480] ? do_syscall_64+0x33/0x40 [ 55.257225] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.262445] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 55.274866] CR2: ffffbab4c0309000 [ 55.278178] ---[ end trace 3dea7fd589320d26 ]--- [ 55.282789] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.286707] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 55.305445] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 55.310661] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.317782] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 55.324906] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 55.332028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.339151] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 55.346273] FS: 00007f79bbfa3580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 55.354349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.360082] CR2: ffffbab4c0308fd6 CR3: 0000000102856000 CR4: 00000000001506f0 # Killed # [ 54.732648] lkdtm: Performing direct entry EXEC_VMALLOC # [ 54.740870] lkdtm: attempting ok execution at ffffffffb7edf490 # [ 54.768868] lkdtm: attempting bad execution at ffffbab4c0309000 # [ 54.796988] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 54.826603] BUG: unable to handle page fault for address: ffffbab4c0309000 # [ 54.855648] #PF: supervisor instruction fetch in kernel mode # [ 54.861296] #PF: error_code(0x0011) - permissions violation # [ 54.889042] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 104522067 PTE 800000010304d163 # [ 54.919306] Oops: 0011 [#8] SMP NOPTI # [ 54.945150] CPU: 0 PID: 1707 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 54.975062] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 54.980972] RIP: 0010:0xffffbab4c0309000 # [ 55.007072] Code: Unable to access opcode bytes at RIP 0xffffbab4c0308fd6. # [ 55.036115] RSP: 0018:ffffbab4c16efe38 EFLAGS: 00010246 # [ 55.063521] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.092830] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 55.099953] RBP: ffffbab4c0309000 R08: 0000000000000000 R09: 0000000000000000 # [ 55.129259] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 55.13[ 55.554451] lkdtm: Performing direct entry EXEC_RODATA 6379] R13: ffffbab4c16eff10 R14: ffffbab4c16eff10 R15: ffff9c2c4304d000 # [ 55.165686] FS: 00007f79bbfa3580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 55.195949] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.201685] CR2[ 55.581436] lkdtm: attempting ok execution at ffffffffb7edf490 : ffffbab4c0308fd6 CR3: 0000000102856000 CR4: 00000000001506f0 # [ 55.227782] Call Trace: # [ 55.230232] ? execute_location+0x48/0x56 # [ 55.234238] ? lkdtm_EXEC_VMALLOC+0x20/0x30 # [ 55.238414] ? direct_entry.cold+0x2c/0x38 # [ 55.242507[ 55.609461] lkdtm: attempting bad execution at ffffffffb8b9b720 ] ? full_proxy_write+0x56/0x80 # [ 55.246511] ? vfs_write+0xea/0x3a0 # [ 55.249995] ? ksys_write+0x68/0xf0 # [ 55.253480] ? do_syscall_64+0x33/0x40 # [ 55.257225] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.262445] Modules linked [ 55.637542] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.274866] CR2: ffffbab4c0309000 # [ 55.278178] ---[ end trace 3dea7fd589320d26 ]--- # [ 55.282789] RIP: 0010:lkdtm_BUG+0x5/0x10 #[ 55.667169] BUG: unable to handle page fault for address: ffffffffb8b9b720 [ 55.696219] #PF: supervisor instruction fetch in kernel mode [ 55.286707] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 55.305445] RSP: 0018:ffffbab4c087[ 55.701867] #PF: error_code(0x0011) - permissions violation fe60 EFLAGS: 00010286 # [ 55.310661] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.317782] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 55.324906] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09:[ 55.729612] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 8000000022e001e1 0[000000000000001 # [ 55.332028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 55.339151] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 55.346273] FS: 00007f79bbfa3580(0000) GS:ffff9c2c6ac00000(0000 55.758489] Oops: 0011 [#9] SMP NOPTI ) knlGS:0000000000000000 # [ 55.354349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.360082] CR2: ffffbab4c0308fd6 CR3: 0000000102856000 CR4: 00000000001506f0 # EXEC_VMALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm: EXEC_VMALLOC.sh[ 55.784334] CPU: 0 PID: 1743 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 55.814247] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # selftests: lkdtm: EXEC_RODATA.sh [ 55.820161] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 [ 55.828575] Code: ff ff 1d fb 53 b8 ff ff ff ff b2 29 f8 b8 ff ff ff ff 63 e2 53 b8 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 [ 55.847309] RSP: 0018:ffffbab4c176fe48 EFLAGS: 00010246 [ 55.852526] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 55.859647] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 55.866769] RBP: ffffffffb8b9b720 R08: 0000000000000000 R09: 0000000000000000 [ 55.873891] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 55.881013] R13: ffffbab4c176ff10 R14: ffffbab4c176ff10 R15: ffff9c2c43afb000 [ 55.888134] FS: 00007f2d897d4580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 55.896208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.901941] CR2: ffffffffb8b9b720 CR3: 0000000103a94000 CR4: 00000000001506f0 [ 55.909062] Call Trace: [ 55.911509] ? execute_location+0x48/0x56 [ 55.915514] ? direct_entry.cold+0x2c/0x38 [ 55.919605] ? full_proxy_write+0x56/0x80 [ 55.923609] ? vfs_write+0xea/0x3a0 [ 55.927092] ? ksys_write+0x68/0xf0 [ 55.930577] ? do_syscall_64+0x33/0x40 [ 55.934321] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 55.939539] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 55.951958] CR2: ffffffffb8b9b720 [ 55.955268] ---[ end trace 3dea7fd589320d27 ]--- [ 55.959879] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.963794] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 55.982528] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 55.987743] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.994863] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 56.001985] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 56.009105] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.016225] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 56.023346] FS: 00007f2d897d4580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 56.031421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.037155] CR2: ffffffffb8b9b720 CR3: 0000000103a94000 CR4: 00000000001506f0 [ 56.044278] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 56.053134] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1743, name: cat [ 56.060688] INFO: lockdep is turned off. [ 56.064603] irq event stamp: 0 [ 56.067652] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 56.073908] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 56.082071] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 56.090233] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.096487] CPU: 0 PID: 1743 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 56.104215] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 56.110122] Call Trace: [ 56.112568] dump_stack+0x77/0x9b [ 56.115878] ___might_sleep.cold+0xa6/0xb6 [ 56.119970] exit_signals+0x1c/0x2e0 [ 56.123539] do_exit+0xd5/0xb00 [ 56.126675] ? ksys_write+0x68/0xf0 [ 56.130160] rewind_stack_do_exit+0x17/0x20 [ 56.134334] RIP: 0033:0x7f2d896ae8f3 [ 56.137902] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.156636] RSP: 002b:00007fff1e7db318 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.164192] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d896ae8f3 [ 56.171313] RDX: 000000000000000c RSI: 00007f2d895a1000 RDI: 0000000000000001 [ 56.178434] RBP: 00007f2d895a1000 R08: 00007f2d895a0010 R09: 0000000000000000 [ 56.185554] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 56.192675] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 55.554451] lkdtm: Performing direct entry EXEC_RODATA # [ 55.581436] lkdtm: attempting ok execution at ffffffffb7edf490 # [ 55.609461] lkdtm: attempting bad execution at ffffffffb8b9b720 # [ 55.637542] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 55.667169] BUG: unable to handle page fault for address: ffffffffb8b9b720 # [ 55.696219] #PF: supervisor instruction fetch in kernel mode # [ 55.701867] #PF: error_code(0x0011) - permissions violation # [ 55.729612] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 8000000022e001e1 # [ 55.758489] Oops: 0011 [#9] SMP NOPTI # [ 55.784334] CPU: 0 PID: 1743 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 55.814247] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 55.820161] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 # [ 55.828575] Code: ff ff 1d fb 53 b8 ff ff ff ff b2 29 f8 b8 ff ff ff ff 63 e2 53 b8 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 # [ 55.847309] RSP: 0018:ffffbab4c176fe48 EFLAGS: 00010246 # [ 55.852526] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 55.859647] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 55.866769] RBP: ffffffffb8b9b720 [ 56.342321] lkdtm: Performing direct entry EXEC_USERSPACE R08: 0000000000000000 R09: 0000000000000000 # [ 55.873891] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 55.881013] R13: ffffbab4c176ff10 R14: ffffbab4c176ff10 R15: ffff9c2c43afb000 # [ 55.888134] FS: 00007f2d897d4580(0000[ 56.347837] lkdtm: attempting ok execution at ffffffffb7edf490 ) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 55.896208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.901941] CR2: ffffffffb8b9b720 CR3: 0000000103a94000 CR4: 00000000001506f0 # [ 55.909062] Call Trace: # [ 55.911509] ? ex[ 56.375874] lkdtm: attempting bad execution at 00007f26d62b7000 ecute_location+0x48/0x56 # [ 55.915514] ? direct_entry.cold+0x2c/0x38 # [ 55.919605] ? full_proxy_write+0x56/0x80 # [ 55.923609] ? vfs_write+0xea/0x3a0 # [ 55.927092] ? ksys_write+0x68/0xf0 # [ 55.930577] ? do_syscall_64+0x33/0x40 # [ [ 56.403976] unable to execute userspace code (SMEP?) (uid: 0) 55.934321] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 55.939539] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 55.951958] CR2: ffffffffb8b9b720 # [ 55.9552[ 56.431849] BUG: unable to handle page fault for address: 00007f26d62b7000 [ 56.460896] #PF: supervisor instruction fetch in kernel mode 68] ---[ end trace 3dea7fd589320d27 ]--- # [ 55.959879] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 55.963794] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 8[ 56.466544] #PF: error_code(0x0011) - permissions violation 4 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 55.982528] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 55.987743] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.994863] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf7[ 56.494290] PGD 1028eb067 P4D 1028eb067 PUD 1059a4067 PMD 1047e9067 PTE 114177067 0 [RDI: ffffffffb8b9b290 # [ 56.001985] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 56.009105] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 56.016225] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R1 56.523945] Oops: 0011 [#10] SMP NOPTI 5: ffff9c2c43bf8000 # [ 56.023346] FS: 00007f2d897d4580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 56.031421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.037155] CR2: ffffffffb8b9b720 CR3: 0000000103a94000 CR4: 000000[ 56.549875] CPU: 0 PID: 1779 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 56.579790] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 00001506f0 # [ 56.044278] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 56.053134] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1743, name: cat # [ 56.060688] INFO: lockdep is turned off. # [ [ 56.585701] RIP: 0010:0x7f26d62b7000 [ 56.611451] Code: Unable to access opcode bytes at RIP 0x7f26d62b6fd6. 56.064603] irq event stamp: 0 # [ 56.067652] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 56.073908] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 56.082071] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 56.090233] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 56.096487] CPU: 0 PID: 1743 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 56.104215] Hardware name: Google Grunt/Gru[ 56.652491] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 nt, BIOS 09/05/2019 # [ 56.110122] Call Trace: # [ 56.112568] dump_stack+0x77/0x9b # [ 56.115878] ___might_sleep.cold+0xa6/0xb6 # [ 56.119970] exit_signals+0x1c/0x2e0 # [ 56.123539] do_exit+0xd5/0xb00 # [ 56.126675] ? ksys_write+0x6[ 56.681797] RBP: 00007f26d62b7000 R08: 0000000000000000 R09: 0000000000000000 [ 56.711104] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f 8/0xf0 # [ 56.130160] rewind_stack_do_exit+0x17/0x20 # [ 56.134334] RIP: 0033:0x7f2d896ae8f3 # [ 56.137902] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3[ 56.718227] R13: ffffbab4c17dff10 R14: ffffbab4c17dff10 R15: ffff9c2c459b9000 d [00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 56.156636] RSP: 002b:00007fff1e7db318 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 56.164192] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f2d896ae8f3 # [ 56.171313] RDX 56.747533] FS: 00007f26d6289580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 56.777796] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 : 000000000000000c RSI: 00007f2d895a1000 RDI: 0000000000000001 # [ 56.178434] RBP: 00007f2d895a1000 R08: 00007f2d895a0010 R09: 0000000000000000 # [ 56.185554] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 56.192675] R13: 00[ 56.783531] CR2: 00007f26d62b7000 CR3: 0000000103a94000 CR4: 00000000001506f0 [ 56.812836] Call Trace: 00000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXEC_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh [ 56.815287] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae [ 56.835401] ? direct_entry.cold+0x2c/0x38 [ 56.839492] ? full_proxy_write+0x56/0x80 [ 56.843496] ? vfs_write+0xea/0x3a0 [ 56.846978] ? ksys_write+0x68/0xf0 [ 56.850464] ? do_syscall_64+0x33/0x40 [ 56.854207] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 56.859428] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 56.871849] CR2: 00007f26d62b7000 [ 56.875222] ---[ end trace 3dea7fd589320d28 ]--- [ 56.879857] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.883902] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 56.902676] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 56.907966] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.915138] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 56.922325] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 56.929501] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.936672] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 56.943851] FS: 00007f26d6289580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 56.951967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.957751] CR2: 00007f26d62b7000 CR3: 0000000103a94000 CR4: 00000000001506f0 # Killed # [ 56.342321] lkdtm: Performing direct entry EXEC_USERSPACE # [ 56.347837] lkdtm: attempting ok execution at ffffffffb7edf490 # [ 56.375874] lkdtm: attempting bad execution at 00007f26d62b7000 # [ 56.403976] unable to execute userspace code (SMEP?) (uid: 0) # [ 56.431849] BUG: unable to handle page fault for address: 00007f26d62b7000 # [ 56.460896] #PF: supervisor instruction fetch in kernel mode # [ 56.466544] #PF: error_code(0x0011) - permissions violation # [ 56.494290] PGD 1028eb067 P4D 1028eb067 PUD 1059a4067 PMD 1047e9067 PTE 114177067 # [ 56.523945] Oops: 0011 [#10] SMP NOPTI # [ 56.549875] CPU: 0 PID: 1779 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 56.579790] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 56.585701] RIP: 0010:0x7f26d62b7000 # [ 56.611451] Code: Unable to access opcode bytes at RIP 0x7f26d62b6fd6. # [ 56.617968] RSP: 0018:ffffbab4c17dfe50 EFLAGS: 00010246 # [ 56.645368] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 # [ 56.652491] RDX: 0000000000000000 RS[ 57.121312] lkdtm: Performing direct entry EXEC_NULL I: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 56.681797] RBP: 00007f26d62b7000 R08: 0000000000000000 R09: 0000000000000000 # [ 56.711104] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f # [ 56.718227] R13: ffffbab4c17dff10 R14: f[ 57.127155] lkdtm: attempting ok execution at ffffffffb7edf490 fffbab4c17dff10 R15: ffff9c2c459b9000 # [ 56.747533] FS: 00007f26d6289580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 56.777796] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.783531] CR2: 00007f26d62b7000 CR3: 0000000103[ 57.155160] lkdtm: attempting bad execution at 0000000000000000 a94000 CR4: 00000000001506f0 # [ 56.812836] Call Trace: # [ 56.815287] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 56.835401] ? direct_entry.cold+0x2c/0x38 # [ 56.839492] ? full_proxy_write+0x56/0x80 # [ 56.843496] ? vfs_write+0xea/0x3a0 [ 57.183317] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 57.212382] #PF: supervisor instruction fetch in kernel mode # [ 56.846978] ? ksys_write+0x68/0xf0 # [ 56.850464] ? do_syscall_64+0x33/0x40 # [ 56.854207] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 56.859428] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_c[ 57.218030] #PF: error_code(0x0010) - not-present page hardev cros_ec_dev cros_usbpd_notify # [ 56.871849] CR2: 00007f26d62b7000 # [ 56.875222] ---[ end trace 3dea7fd589320d28 ]--- # [ 56.879857] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 56.883902] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7[ 57.245343] PGD 0 P4D 0 [ 57.270062] Oops: 0010 [#11] SMP NOPTI c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 56.902676] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 56.907966] RAX: ffffffffb7edf0c0 RBX: 00000000[ 57.273806] CPU: 0 PID: 1815 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 57.303716] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 00000001 RCX: 0000000000000000 # [ 56.915138] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 56.922325] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 56.929501] R10: 00000000ffffe000 R11: 3fffffffffff[ 57.309627] RIP: 0010:0x0 ffff R12: 0000000000000004 # [ 56.936672] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 56.943851] FS: 00007f26d6289580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 56.951967] CS: 0010 DS: 0000 ES: 0000 CR0:[ 57.334431] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 57.363478] RSP: 0018:ffffbab4c1857e48 EFLAGS: 00010246 0000000080050033 # [ 56.957751] CR2: 00007f26d62b7000 CR3: 0000000103a94000 CR4: 00000000001506f0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # selftests: lkdtm: EXEC_NULL.sh [ 57.368694] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 57.394966] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 57.402088] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 57.409209] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 57.416330] R13: ffffbab4c1857f10 R14: ffffbab4c1857f10 R15: ffff9c2c44795000 [ 57.423452] FS: 00007f80e8e11580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 57.431530] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.437265] CR2: ffffffffffffffd6 CR3: 00000001030a8000 CR4: 00000000001506f0 [ 57.444387] Call Trace: [ 57.446836] execute_location+0x48/0x56 [ 57.450669] direct_entry.cold+0x2c/0x38 [ 57.454590] full_proxy_write+0x56/0x80 [ 57.458422] vfs_write+0xea/0x3a0 [ 57.461732] ksys_write+0x68/0xf0 [ 57.465042] do_syscall_64+0x33/0x40 [ 57.468614] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 57.473657] RIP: 0033:0x7f80e8d1e8f3 [ 57.477228] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 57.495965] RSP: 002b:00007fff81c55348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.503522] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f80e8d1e8f3 [ 57.510643] RDX: 000000000000000a RSI: 00007f80e8c11000 RDI: 0000000000000001 [ 57.517765] RBP: 00007f80e8c11000 R08: 00007f80e8c10010 R09: 0000000000000000 [ 57.524886] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 57.532007] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 57.539132] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 57.551553] CR2: 0000000000000000 [ 57.554888] ---[ end trace 3dea7fd589320d29 ]--- [ 57.559566] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 57.563611] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 57.582379] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 57.587692] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.594935] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 57.602141] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 57.609312] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.616534] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 57.623733] FS: 00007f80e8e11580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 57.631887] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.637687] CR2: ffffffffffffffd6 CR3: 00000001030a8000 CR4: 00000000001506f0 # Killed # [ 57.121312] lkdtm: Performing direct entry EXEC_NULL # [ 57.127155] lkdtm: attempting ok execution at ffffffffb7edf490 # [ 57.155160] lkdtm: attempting bad execution at 0000000000000000 # [ 57.183317] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 57.212382] #PF: supervisor instruction fetch in kernel mode # [ 57.218030] #PF: error_code(0x0010) - not-present page # [ 57.245343] PGD 0 P4D 0 # [ 57.270062] Oops: 0010 [#11] SMP NOPTI # [ 57.273806] CPU: 0 PID: 1815 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 57.303716] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 57.309627] RIP: 0010:0x0 # [ 57.334431] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. # [ 57.363478] RSP: 0018:ffffbab4c1857e48 EFLAGS: 00010246 # [ 57.368694] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 57.394966] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 57.402088] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 57.409209] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 57.416330] R13: ffffbab4c1857f10 R14: ffffbab4c1857f10 R15: ffff9c2c44795000 # [ 57.423452] FS: 00007f80e8e11580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 57.816068] lkdtm: Performing direct entry ACCESS_USERSPACE [ 57.431530] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.437265] CR2: ffffffffffffffd6 CR3: 00000001030a8000 CR4: 00000000001506f0 # [ 57.444387] Call Trace: # [ 57.446836] execute_location+0x48/0x56 # [ 57.450669] direct_entry[ 57.828591] lkdtm: attempting bad read at 00007fa8dc829000 .cold+0x2c/0x38 # [ 57.454590] full_proxy_write+0x56/0x80 # [ 57.458422] vfs_write+0xea/0x3a0 # [ 57.461732] ksys_write+0x68/0xf0 # [ 57.465042] do_syscall_64+0x33/0x40 # [ 57.468614] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 57.4[ 57.856292] lkdtm: FAIL: survived bad read 73657] RIP: 0033:0x7f80e8d1e8f3 # [ 57.477228] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ [ 57.882553] lkdtm: attempting bad write at 00007fa8dc829000 57.495965] RSP: 002b:00007fff81c55348 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.503522] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f80e8d1e8f3 # [ 57.510643] RDX: 000000000000000a RSI: 00007f80e8c11000 RDI: 0000000000000001 # [ [ 57.910297] lkdtm: FAIL: survived bad write 57.517765] RBP: 00007f80e8c11000 R08: 00007f80e8c10010 R09: 0000000000000000 # [ 57.524886] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 57.532007] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 57.539132] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 57.551553] CR2: 0000000000000000 # [ 57.554888] ---[ end trace 3dea7fd589320d29 ]--- # [ 57.559566] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 57.563611] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 57.582379] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 57.587692] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 57.594935] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 57.602141] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 57.609312] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 57.616534] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 57.623733] FS: 00007f80e8e11580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 57.631887] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.637687] CR2: ffffffffffffffd6 CR3: 00000001030a8000 CR4: 00000000001506f0 # EXEC_NULL: saw 'call trace:': ok ok 36 selftests: l[ 58.055204] lkdtm: Performing direct entry ACCESS_NULL kdtm: EXEC_NULL.sh # selftests: lkdtm: ACCESS_USERSPACE.sh # [ 57.816068] lkdtm: Performing direct entry ACCESS_USERSPACE # [ 57.828591] lkdtm: attempting bad read at 00007fa8dc829000 # [ 57.856292] lkdtm: FAIL: survived bad read # [ 57.882553[ 58.074909] lkdtm: attempting bad read at 0000000000000000 ] lkdtm: attempting bad write at 00007fa8dc829000 # [ 57.910297] lkdtm: FAIL: survived bad write # ACCESS_USERSPACE: missing 'call trace:': [FAIL] not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1 # selftests: lkdtm: ACCESS_NULL.sh [ 58.102606] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 58.130825] #PF: supervisor read access in kernel mode [ 58.135956] #PF: error_code(0x0000) - not-present page [ 58.141086] PGD 0 P4D 0 [ 58.143617] Oops: 0000 [#12] SMP NOPTI [ 58.147360] CPU: 0 PID: 1884 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 58.155087] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 58.161001] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 [ 58.165698] Code: 88 99 fd ff be 00 10 00 00 48 89 ef e8 38 8d 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 36 f8 b8 e8 62 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 36 f8 b8 48 01 [ 58.184434] RSP: 0018:ffffbab4c1927e58 EFLAGS: 00010246 [ 58.189650] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 [ 58.196770] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 58.203893] RBP: ffffffffb8f827c1 R08: 0000000000000000 R09: 0000000000000000 [ 58.211015] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 58.218136] R13: ffffbab4c1927f10 R14: ffffbab4c1927f10 R15: ffff9c2c4481e000 [ 58.225258] FS: 00007f22119c03c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 58.233332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.239066] CR2: 0000000000000000 CR3: 0000000101ff8000 CR4: 00000000001506f0 [ 58.246188] Call Trace: [ 58.248636] direct_entry.cold+0x2c/0x38 [ 58.252555] full_proxy_write+0x56/0x80 [ 58.256387] vfs_write+0xea/0x3a0 [ 58.259697] ksys_write+0x68/0xf0 [ 58.263007] do_syscall_64+0x33/0x40 [ 58.266578] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.271622] RIP: 0033:0x7f221189e8f3 [ 58.275189] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.293923] RSP: 002b:00007ffe43dbde48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.301479] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f221189e8f3 [ 58.308601] RDX: 000000000000000c RSI: 00007f2211791000 RDI: 0000000000000001 [ 58.315722] RBP: 00007f2211791000 R08: 00007f2211790010 R09: 0000000000000000 [ 58.322842] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 58.329962] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.337087] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 58.349506] CR2: 0000000000000000 [ 58.352866] ---[ end trace 3dea7fd589320d2a ]--- [ 58.357503] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 58.361537] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 58.380298] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 58.385589] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 58.392773] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 58.399995] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 58.407148] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 58.414314] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 58.421460] FS: 00007f22119c03c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 58.429576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.435329] CR2: 0000000000000000 CR3: 0000000101ff8000 CR4: 00000000001506f0 # Killed # [ 58.055204] lkdtm: Performing direct entry ACCESS_NULL # [ 58.074909] lkdtm: attempting bad read at 0000000000000000 # [ 58.102606] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 58.130825] #PF: supervisor read access in kernel mode # [ 58.135956] #PF: error_code(0x0000) - not-present page # [ 58.141086] PGD 0 P4D 0 # [ 58.143617] Oops: 0000 [#12] SMP NOPTI # [ 58.147360] CPU: 0 PID: 1884 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 58.155087] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.161001] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 58.165698] Code: 88 99 fd ff be 00 10 00 00 48 89 ef e8 38 8d 3c ff e9 69 ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 d0 36 f8 b8 e8 62 99 fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f8 36 f8 b8 48 01 # [ 58.184434] RSP: 0018:ffffbab4c1927e58 EFLAGS: 00010246 # [ 58.189650] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 58.196770] RDX: 0000000000000000 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 58.203893] RBP: ffffffffb8f827c1 R08: 0000000000000000 R09: 0000000000000000 # [ 58.211015] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 58.218136] R13: ffffbab4c1927f10 R14: ffffbab4c1927f10 R15: ffff9c2c4481e000 # [ 58.225258][ 58.582856] lkdtm: Performing direct entry WRITE_RO FS: 00007f22119c03c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 58.233332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.239066] CR2: 0000000000000000 CR3: 0000000101ff8000 CR4: 00000000001506f0 # [ 58.246188] Call Tra[ 58.599013] lkdtm: attempting bad rodata write at ffffffffb8b9b710 ce: # [ 58.248636] direct_entry.cold+0x2c/0x38 # [ 58.252555] full_proxy_write+0x56/0x80 # [ 58.256387] vfs_write+0xea/0x3a0 # [ 58.259697] ksys_write+0x68/0xf0 # [ 58.263007] do_syscall_64+0x33/0x40 # [ 58.266578] entry_SYSCALL_64_[ 58.627372] BUG: unable to handle page fault for address: ffffffffb8b9b710 after_hwframe+0x61/0xc6 # [ 58.271622] RIP: 0033:0x7f221189e8f3 # [ 58.275189] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 0[ 58.656387] #PF: supervisor write access in kernel mode [ 58.683785] #PF: error_code(0x0003) - permissions violation 0 48 83 ec 28 48 89 54 24 18 # [ 58.293923] RSP: 002b:00007ffe43dbde48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.301479] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f221189e8f3 # [ 58.308601] RDX: 000000000000000c RSI: 00007f221[ 58.689349] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 8000000022e001e1 1791000 RDI: 0000000000000001 # [ 58.315722] RBP: 00007f2211791000 R08: 00007f2211790010 R09: 0000000000000000 # [ 58.322842] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 58.329962] R13: 0000000000000001 R14: 0000000000020[ 58.718222] Oops: 0003 [#13] SMP NOPTI 000 R15: 0000000000020000 # [ 58.337087] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 58.349506] CR2: 0000000000000000 # [ 58.352866] ---[ end trace 3dea7fd58932[ 58.744153] CPU: 0 PID: 1919 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 58.774066] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 0d2a ]--- # [ 58.357503] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 58.361537] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00[ 58.779981] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a 83 05 50 d4 92 02 # [ 58.380298] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 58.385589] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 58.392773] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ [ 58.806595] Code: 00 48 c7 c7 b0 35 f8 b8 48 c7 c6 10 b7 b9 b8 e8 0c 9c fd ff 48 8b 05 62 d1 65 00 ba 34 12 cd ab 48 c7 c7 e0 35 f8 b8 48 31 d0 <48> 89 05 4c d1 65 00 e9 ea 9b fd ff 0f 1f 44 00 00 48 8b 05 5b fd 58[.399995] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 58.407148] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 58.414314] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 58.4 58.847517] RSP: 0018:ffffbab4c19a7e60 EFLAGS: 00010202 [ 58.874922] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 21460] FS: 00007f22119c03c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 58.429576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.435329] CR2: 0000000000000000 CR3: 0000000101ff8000 CR4: 00000000001506f0 # ACCESS_NULL: saw [ 58.882043] RDX: 00000000abcd1234 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f835e0 [ 58.911348] RBP: ffffffffb8f827cd R08: 0000000000000000 R09: 0000000000000000 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: lkdtm: WRITE_RO.sh [ 58.918471] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 [ 58.933563] R13: ffffbab4c19a7f10 R14: ffffbab4c19a7f10 R15: ffff9c2c459a4000 [ 58.940687] FS: 00007fd90cef5580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 58.948763] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.954498] CR2: ffffffffb8b9b710 CR3: 0000000104072000 CR4: 00000000001506f0 [ 58.961621] Call Trace: [ 58.964070] direct_entry.cold+0x2c/0x38 [ 58.967990] full_proxy_write+0x56/0x80 [ 58.971823] vfs_write+0xea/0x3a0 [ 58.975135] ksys_write+0x68/0xf0 [ 58.978447] do_syscall_64+0x33/0x40 [ 58.982020] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 58.987064] RIP: 0033:0x7fd90cdce8f3 [ 58.990633] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.009369] RSP: 002b:00007fff711afe98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.016927] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd90cdce8f3 [ 59.024049] RDX: 0000000000000009 RSI: 00007fd90ccc1000 RDI: 0000000000000001 [ 59.031171] RBP: 00007fd90ccc1000 R08: 00007fd90ccc0010 R09: 0000000000000000 [ 59.038291] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 59.045414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 59.052541] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 59.064962] CR2: ffffffffb8b9b710 [ 59.068275] ---[ end trace 3dea7fd589320d2b ]--- [ 59.072888] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 59.076803] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 59.095539] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 59.100756] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.107877] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 59.114999] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 59.122120] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 59.129241] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 59.136363] FS: 00007fd90cef5580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 59.144441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.150177] CR2: ffffffffb8b9b710 CR3: 0000000104072000 CR4: 00000000001506f0 [ 59.157301] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 59.166156] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1919, name: cat [ 59.173712] INFO: lockdep is turned off. [ 59.177625] irq event stamp: 0 [ 59.180674] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 59.186933] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 59.195097] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 59.203260] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 59.209516] CPU: 0 PID: 1919 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 59.217244] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 59.223151] Call Trace: [ 59.225595] dump_stack+0x77/0x9b [ 59.228908] ___might_sleep.cold+0xa6/0xb6 [ 59.232999] exit_signals+0x1c/0x2e0 [ 59.236570] do_exit+0xd5/0xb00 [ 59.239709] ? ksys_write+0x68/0xf0 [ 59.243193] rewind_stack_do_exit+0x17/0x20 [ 59.247369] RIP: 0033:0x7fd90cdce8f3 [ 59.250940] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.269674] RSP: 002b:00007fff711afe98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 59.277230] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd90cdce8f3 [ 59.284352] RDX: 0000000000000009 RSI: 00007fd90ccc1000 RDI: 0000000000000001 [ 59.291473] RBP: 00007fd90ccc1000 R08: 00007fd90ccc0010 R09: 0000000000000000 [ 59.298594] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 59.305715] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 58.582856] lkdtm: Performing direct entry WRITE_RO # [ 58.599013] lkdtm: attempting bad rodata write at ffffffffb8b9b710 # [ 58.627372] BUG: unable to handle page fault for address: ffffffffb8b9b710 # [ 58.656387] #PF: supervisor write access in kernel mode # [ 58.683785] #PF: error_code(0x0003) - permissions violation # [ 58.689349] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 8000000022e001e1 # [ 58.718222] Oops: 0003 [#13] SMP NOPTI # [ 58.744153] CPU: 0 PID: 1919 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 58.774066] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 58.779981] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 58.806595] Code: 00 48 c7 c7 b0 35 f8 b8 48 c7 c6 10 b7 b9 b8 e8 0c 9c fd ff 48 8b 05 62 d1 65 00 ba 34 12 cd ab 48 c7 c7 e0 35 f8 b8 48 31 d0 <48> 89 05 4c d1 65 00 e9 ea 9b fd ff 0f 1f 44 00 00 48 8b 05 5b fd # [ 58.847517] RSP: 0018:ffffbab4c19a7e60 EFLAGS: 00010202 # [ 58.874922] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 # [ 58.882043] RDX: 00000000abcd1234 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f835e0 # [ 58.911348] RBP: ffffffffb8f827cd R08: 0000000000000000 R09: 0000000000000000 # [ 58.918471] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 # [ 58.933563] R13: ffffbab4c19a7f10 R14: ffffbab4[ 59.486869] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT c19a7f10 R15: ffff9c2c459a4000 # [ 58.940687] FS: 00007fd90cef5580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 58.948763] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.954498] CR2: ffffffffb8b9b710 CR3: 0000000104072000 [ 59.498895] lkdtm: attempting bad ro_after_init write at ffffffffb8ffe330 CR4: 00000000001506f0 # [ 58.961621] Call Trace: # [ 58.964070] direct_entry.cold+0x2c/0x38 # [ 58.967990] full_proxy_write+0x56/0x80 # [ 58.971823] vfs_write+0xea/0x3a0 # [ 58.975135] ksys_write+0x68/0xf0 # [ 58.978447] do_syscall_6[ 59.527871] BUG: unable to handle page fault for address: ffffffffb8ffe330 4+0x33/0x40 # [ 58.982020] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 58.987064] RIP: 0033:0x7fd90cdce8f3 # [ 58.990633] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 [ 59.556887] #PF: supervisor write access in kernel mode [ 59.584284] #PF: error_code(0x0003) - permissions violation 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 # [ 59.009369] RSP: 002b:00007fff711afe98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.016927] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd90cdce8f3 # [ [ 59.589845] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 80000000232001e1 59.024049] RDX: 0000000000000009 RSI: 00007fd90ccc1000 RDI: 0000000000000001 # [ 59.031171] RBP: 00007fd90ccc1000 R08: 00007fd90ccc0010 R09: 0000000000000000 # [ 59.038291] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 59.[ 59.618719] Oops: 0003 [#14] SMP NOPTI 045414] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 59.052541] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 59.064962] CR2: ffffffffb8b9b7[ 59.644650] CPU: 0 PID: 1954 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 59.674565] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 10 # [ 59.068275] ---[ end trace 3dea7fd589320d2b ]--- # [ 59.072888] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 59.076803] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <[ 59.680480] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a 0f[> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 59.095539] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 59.100756] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 59.107877] RDX: 0000000000000000 RSI 59.708046] Code: 36 f8 b8 e9 be 9b fd ff 48 c7 c7 38 36 f8 b8 e8 b2 9b fd ff 48 8b 05 28 fd ab 00 ba 34 12 cd ab 48 c7 c7 e0 35 f8 b8 48 31 d0 <48> 89 05 12 fd ab 00 e9 90 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7 : [ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 59.114999] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 59.122120] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 59.129241] R13: ffffbab4c087ff10 R14: ff 59.748969] RSP: 0018:ffffbab4c1a27e60 EFLAGS: 00010202 [ 59.776371] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 ffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 59.136363] FS: 00007fd90cef5580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 59.144441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.150177] CR2: ffffffffb8b9b710 CR3: 00000001040[ 59.783493] RDX: 00000000abcd1234 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f835e0 [ 59.812799] RBP: ffffffffb8f827d6 R08: 0000000000000000 R09: 0000000000000000 72000 CR4: 00000000001506f0 # [ 59.157301] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 59.166156] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1919, name: cat # [ 59.173712] INFO: lockdep is [ 59.819921] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 turned off. # [ 59.177625] irq event stamp: 0 # [ 59.180674] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 59.186933] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 59.195097] softirqs last enab[ 59.849228] R13: ffffbab4c1a27f10 R14: ffffbab4c1a27f10 R15: ffff9c2c4282b000 le[d at (0): [] copy_process+0x640/0x1c80 # [ 59.203260] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 59.209516] CPU: 0 PID: 1919 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 59.217244] Hardware name: 59.878538] FS: 00007facfaa3a580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 59.908801] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Google Grunt/Grunt, BIOS 09/05/2019 # [ 59.223151] Call Trace: # [ 59.225595] dump_stack+0x77/0x9b # [ 59.228908] ___might_sleep.cold+0xa6/0xb6 # [ 59.232999] exit_signals+0x1c/0x2e0 # [ 59.236570] do_exit+0xd5/0xb00 # [ 59.239709] [ 59.914536] CR2: ffffffffb8ffe330 CR3: 0000000104860000 CR4: 00000000001506f0 [ 59.943841] Call Trace: ? ksys_write+0x68/0xf0 # [ 59.243193] rewind_stack_do_exit+0x17/0x20 # [ 59.247369] RIP: 0033:0x7fd90cdce8f3 # [ 59.250940] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 0[ 59.946288] direct_entry.cold+0x2c/0x38 0 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 # [ 59.269674] RSP: 002b:00007fff711afe98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.277230] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd90cdce8f3 # [[ 59.972387] full_proxy_write+0x56/0x80 59.284352] RDX: 0000000000000009 RSI: 00007fd90ccc1000 RDI: 0000000000000001 # [ 59.291473] RBP: 00007fd90ccc1000 R08: 00007fd90ccc0010 R09: 0000000000000000 # [ 59.298594] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 5[ 59.998401] vfs_write+0xea/0x3a0 9.305715] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO: saw 'call trace:': ok ok 39 selftests: lkdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh [ 60.023895] ksys_write+0x68/0xf0 [ 60.043931] do_syscall_64+0x33/0x40 [ 60.047502] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 60.052546] RIP: 0033:0x7facfa9168f3 [ 60.056118] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 60.074854] RSP: 002b:00007ffe3cdc4638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.082412] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007facfa9168f3 [ 60.089534] RDX: 0000000000000014 RSI: 00007facfa809000 RDI: 0000000000000001 [ 60.096654] RBP: 00007facfa809000 R08: 00007facfa808010 R09: 0000000000000000 [ 60.103774] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 60.110895] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 60.118020] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 60.130439] CR2: ffffffffb8ffe330 [ 60.133750] ---[ end trace 3dea7fd589320d2c ]--- [ 60.138360] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 60.142275] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 60.161011] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 60.166226] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 60.173349] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 60.180470] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 60.187590] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 60.194713] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 60.201835] FS: 00007facfaa3a580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 60.209911] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.215646] CR2: ffffffffb8ffe330 CR3: 0000000104860000 CR4: 00000000001506f0 # Killed # [ 59.486869] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT # [ 59.498895] lkdtm: attempting bad ro_after_init write at ffffffffb8ffe330 # [ 59.527871] BUG: unable to handle page fault for address: ffffffffb8ffe330 # [ 59.556887] #PF: supervisor write access in kernel mode # [ 59.584284] #PF: error_code(0x0003) - permissions violation # [ 59.589845] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 80000000232001e1 # [ 59.618719] Oops: 0003 [#14] SMP NOPTI # [ 59.644650] CPU: 0 PID: 1954 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 59.674565] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 59.680480] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 59.708046] Code: 36 f8 b8 e9 be 9b fd ff 48 c7 c7 38 36 f8 b8 e8 b2 9b fd ff 48 8b 05 28 fd ab 00 ba 34 12 cd ab 48 c7 c7 e0 35 f8 b8 48 31 d0 <48> 89 05 12 fd ab 00 e9 90 9b fd ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 59.748969] RSP: 0018:ffffbab4c1a27e60 EFLAGS: 00010202 # [ 59.776371] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 59.783493] RDX: 00000000abcd1234 RSI: ffff9c2c6ac1bf70 RDI: ffffffffb8f835e0 # [ 59.812799] RBP: ffffffffb8f827d6 R08: 0000000000000000 R09: 0000000000000000 # [ 59.819921] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 59.849228] R13: ff[ 60.446454] lkdtm: Performing direct entry WRITE_KERN ffbab4c1a27f10 R14: ffffbab4c1a27f10 R15: ffff9c2c4282b000 # [ 59.878538] FS: 00007facfaa3a580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 59.908801] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.914536] CR2: ffffffffb8f[ 60.451752] lkdtm: attempting bad 6680728 byte write at ffffffffb853e528 fe330 CR3: 0000000104860000 CR4: 00000000001506f0 # [ 59.943841] Call Trace: # [ 59.946288] direct_entry.cold+0x2c/0x38 # [ 59.972387] full_proxy_write+0x56/0x80 # [ 59.998401] vfs_write+0xea/0x3a0 # [ 60.023895] ksys_write+0x68/0xf0 # [ 60.480647] BUG: unable to handle page fault for address: ffffffffb853e528 [ 60.043931] do_syscall_64+0x33/0x40 # [ 60.047502] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 60.052546] RIP: 0033:0x7facfa9168f3 # [ 60.056118] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00[ 60.509669] #PF: supervisor write access in kernel mode [ 60.537068] #PF: error_code(0x0003) - permissions violation 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 60.074854] RSP: 002b:00007ffe3cdc4638 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.082412] RAX: ffffffffffffffda RBX: 0000000000000014 [ 60.542632] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 228001e1 RC[X: 00007facfa9168f3 # [ 60.089534] RDX: 0000000000000014 RSI: 00007facfa809000 RDI: 0000000000000001 # [ 60.096654] RBP: 00007facfa809000 R08: 00007facfa808010 R09: 0000000000000000 # [ 60.103774] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 60.570813] Oops: 0003 [#15] SMP NOPTI 0000000000000001 # [ 60.110895] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.118020] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 60[ 60.596746] CPU: 0 PID: 1989 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 60.626659] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 .130439] CR2: ffffffffb8ffe330 # [ 60.133750] ---[ end trace 3dea7fd589320d2c ]--- # [ 60.138360] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 60.142275] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff [ 60.632575] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e 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 50 d4 92 02 # [ 60.161011] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 60.166226] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 60.17334 60.659362] Code: 53 48 c7 c3 28 e5 53 b8 49 89 dc 48 89 da 49 81 ec 90 f4 ed b7 4c 89 e6 e8 65 9b fd ff 48 89 df 4c 89 e1 48 c7 c6 90 f4 ed b7 a4 48 c7 c7 e0 35 f8 b8 e8 4a 9b fd ff 5b 41 5c e9 b7 fe ff ff 9] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 60.180470] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 60.187590] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 60.194713] R[ 60.700277] RSP: 0018:ffffbab4c1a9fe50 EFLAGS: 00010246 [ 60.727679] RAX: 000000000000003c RBX: ffffffffb853e528 RCX: 000000000065f098 13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 60.201835] FS: 00007facfaa3a580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 60.209911] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.215646] CR2: fffff[ 60.734800] RDX: 0000000000000000 RSI: ffffffffb7edf490 RDI: ffffffffb853e528 [ 60.764105] RBP: ffffffffb8f827ea R08: 0000000000000000 R09: 0000000000000000 fffb8ffe330 CR3: 0000000104860000 CR4: 00000000001506f0 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh [ 60.771229] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000065f098 [ 60.794467] R13: ffffbab4c1a9ff10 R14: ffffbab4c1a9ff10 R15: ffff9c2c45799000 [ 60.801589] FS: 00007fbe36ab1580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 60.809666] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.815401] CR2: ffffffffb853e528 CR3: 0000000103bc2000 CR4: 00000000001506f0 [ 60.822522] Call Trace: [ 60.824970] direct_entry.cold+0x2c/0x38 [ 60.828891] full_proxy_write+0x56/0x80 [ 60.832723] vfs_write+0xea/0x3a0 [ 60.836034] ksys_write+0x68/0xf0 [ 60.839348] do_syscall_64+0x33/0x40 [ 60.842920] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 60.847965] RIP: 0033:0x7fbe3698e8f3 [ 60.851535] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 60.870272] RSP: 002b:00007fff1f44fd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.877830] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbe3698e8f3 [ 60.884952] RDX: 000000000000000b RSI: 00007fbe36881000 RDI: 0000000000000001 [ 60.892074] RBP: 00007fbe36881000 R08: 00007fbe36880010 R09: 0000000000000000 [ 60.899197] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 60.906319] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 60.913446] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 60.925867] CR2: ffffffffb853e528 [ 60.929179] ---[ end trace 3dea7fd589320d2d ]--- [ 60.933793] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 60.937710] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 [ 60.956446] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 [ 60.961665] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 [ 60.968788] RDX: 0000000000000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 [ 60.975909] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 [ 60.983032] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 60.990155] R13: ffffbab4c087ff10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 [ 60.997279] FS: 00007fbe36ab1580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 61.005357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.011093] CR2: ffffffffb853e528 CR3: 0000000103bc2000 CR4: 00000000001506f0 [ 61.018215] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 61.027071] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1989, name: cat [ 61.034625] INFO: lockdep is turned off. [ 61.038541] irq event stamp: 0 [ 61.041591] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 61.047849] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 61.056013] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 61.064175] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 61.070430] CPU: 0 PID: 1989 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 61.078161] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 61.084071] Call Trace: [ 61.086516] dump_stack+0x77/0x9b [ 61.089828] ___might_sleep.cold+0xa6/0xb6 [ 61.093920] exit_signals+0x1c/0x2e0 [ 61.097492] do_exit+0xd5/0xb00 [ 61.100630] ? ksys_write+0x68/0xf0 [ 61.104116] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 [ 61.108989] rewind_stack_do_exit+0x17/0x20 [ 61.113166] RIP: 0033:0x7fbe3698e8f3 [ 61.116735] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 61.135472] RSP: 002b:00007fff1f44fd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.143031] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbe3698e8f3 [ 61.150152] RDX: 000000000000000b RSI: 00007fbe36881000 RDI: 0000000000000001 [ 61.157273] RBP: 00007fbe36881000 R08: 00007fbe36880010 R09: 0000000000000000 [ 61.164394] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 61.171517] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # Killed # [ 60.446454] lkdtm: Performing direct entry WRITE_KERN # [ 60.451752] lkdtm: attempting bad 6680728 byte write at ffffffffb853e528 # [ 60.480647] BUG: unable to handle page fault for address: ffffffffb853e528 # [ 60.509669] #PF: supervisor write access in kernel mode # [ 60.537068] #PF: error_code(0x0003) - permissions violation # [ 60.542632] PGD 23629067 P4D 23629067 PUD 2362a063 PMD 228001e1 # [ 60.570813] Oops: 0003 [#15] SMP NOPTI # [ 60.596746] CPU: 0 PID: 1989 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 60.626659] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 60.632575] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 60.659362] Code: 53 48 c7 c3 28 e5 53 b8 49 89 dc 48 89 da 49 81 ec 90 f4 ed b7 4c 89 e6 e8 65 9b fd ff 48 89 df 4c 89 e1 48 c7 c6 90 f4 ed b7 a4 48 c7 c7 e0 35 f8 b8 e8 4a 9b fd ff 5b 41 5c e9 b7 fe ff ff # [ 60.700277] RSP: 0018:ffffbab4c1a9fe50 EFLAGS: 00010246 # [ 60.727679] RAX: 000000000000003c RBX: ffffffffb853e528 RCX: 000000000065f098 # [ 60.734800] RDX: 0000000000000000 RSI: ffffffffb7edf490 RDI: ffffffffb853e528 # [ 60.764105] RBP: ffffffffb8f827ea R08: 0000000000000000 R09: 0000000000000000 # [ 60.771229] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000065f098 # [ 60.794467] R13: ffffbab4c1a9ff10 R14[ 61.325436] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW : ffffbab4c1a9ff10 R15: ffff9c2c45799000 # [ 60.801589] FS: 00007fbe36ab1580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 60.809666] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.815401] CR2: ffffffffb853e528 CR3: 0000000[ 61.334932] lkdtm: attempting good refcount_inc() without overflow 103bc2000 CR4: 00000000001506f0 # [ 60.822522] Call Trace: # [ 60.824970] direct_entry.cold+0x2c/0x38 # [ 60.828891] full_proxy_write+0x56/0x80 # [ 60.832723] vfs_write+0xea/0x3a0 # [ 60.836034] ksys_write+0x68/0xf0 # [ 60.839348] do[ 61.363267] lkdtm: attempting bad refcount_inc() overflow _syscall_64+0x33/0x40 # [ 60.842920] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 60.847965] RIP: 0033:0x7fbe3698e8f3 # [ 60.851535] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8[ 61.390869] ------------[ cut here ]------------ 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 60.870272] RSP: 002b:00007fff1f44fd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.877830] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fbe3698e[ 61.417643] refcount_t: saturated; leaking memory. 8f3 # [ 60.884952] RDX: 000000000000000b RSI: 00007fbe36881000 RDI: 0000000000000001 # [ 60.892074] RBP: 00007fbe36881000 R08: 00007fbe36880010 R09: 0000000000000000 # [ 60.899197] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001[ 61.444654] WARNING: CPU: 0 PID: 2024 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 60.906319] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.913446] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 60.925867] CR2: ffff[ 61.475269] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify ffffb853e528 # [ 60.929179] ---[ end trace 3dea7fd589320d2d ]--- # [ 60.933793] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 60.937710] Code: 89 ff e8 ee b1 a3 ff 48 c7 c0 ea ff ff ff eb de 48 c7 c0 ea ff ff ff e9 49 58 92 00 48 c7 c0 f4 ff ff ff eb c9 0f 1f [ 61.509947] CPU: 0 PID: 2024 Comm: cat Tainted: G D W 5.10.150-cip18 #1 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 50 d4 92 02 # [ 60.956446] RSP: 0018:ffffbab4c087fe60 EFLAGS: 00010286 # [ 60.961665] RAX: ffffffffb7edf0c0 RBX: 0000000000000001 RCX: 0000000000000000 # [ 60.968788] RDX: 0000000000[ 61.539769] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 000000 RSI: ffff9c2c6ad1bf70 RDI: ffffffffb8b9b290 # [ 60.975909] RBP: ffffffffb8fddb28 R08: 0000000000000001 R09: 0000000000000001 # [ 60.983032] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 60.990155] R13: ffffbab4c087ff[ 61.567911] RIP: 0010:refcount_warn_saturate+0x51/0x110 10 R14: ffffbab4c087ff10 R15: ffff9c2c43bf8000 # [ 60.997279] FS: 00007fbe36ab1580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 61.005357] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.011093] CR2: ffffffffb853e528 CR3: 0[ 61.595283] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 000000103bc2000 CR4: 00000000001506f0 # [ 61.018215] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 61.027071] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1989, name: cat # [ 61.034625] INFO: l[ 61.636223] RSP: 0018:ffffbab4c1b0fe48 EFLAGS: 00010286 ockdep is turned off. # [ 61.038541] irq event stamp: 0 # [ 61.041591] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.047849] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 61.056013] softirqs[ 61.663615] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 l[ 61.692842] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 ast enabled at (0): [] copy_process+0x640/0x1c80 # [ 61.064175] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 61.070430] CPU: 0 PID: 1989 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 61.078161] Hardw[ 61.700136] RBP: ffffffffb8f827f5 R08: 0000000000000000 R09: 0000000000000000 are name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.084071] Call Trace: # [ 61.086516] dump_stack+0x77/0x9b # [ 61.089828] ___might_sleep.cold+0xa6/0xb6 # [ 61.093920] exit_signals+0x1c/0x2e0 # [ 61.097492] do_exit+0xd5/0xb00 # [ 61[ 61.729434] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 .100630] ? ksys_write+0x68/0xf0 # [ 61.104116] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 61.108989] rewind_stack_do_exit+0x17/0x20 # [ 61.113166] RIP: 0033:0x7fbe3698e8f3 # [ 61.116735] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff [ 61.758757] R13: ffffbab4c1b0ff10 R14: ffffbab4c1b0ff10 R15: ffff9c2c44073000 ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 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 # [ 61.135472] RSP: 002b:00007fff1f44fd98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.143031] RAX[ 61.788071] FS: 00007fe335ca9580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 : ffffffffffffffda RBX: 000000000000000b RCX: 00007fbe3698e8f3 # [ 61.150152] RDX: 000000000000000b RSI: 00007fbe36881000 RDI: 0000000000000001 # [ 61.157273] RBP: 00007fbe36881000 R08: 00007fbe36880010 R09: 0000000000000000 # [ 61.164394] R10: ff[ 61.818324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 fffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 61.171517] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_KERN: saw 'call trace:': ok[ 61.846268] CR2: 00007fe335aa9000 CR3: 000000010282a000 CR4: 00000000001506f0 [ 61.868915] Call Trace: ok 41 selftests: lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh [ 61.871538] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 [ 61.883668] direct_entry.cold+0x2c/0x38 [ 61.887646] full_proxy_write+0x56/0x80 [ 61.891546] vfs_write+0xea/0x3a0 [ 61.894946] ksys_write+0x68/0xf0 [ 61.898388] do_syscall_64+0x33/0x40 [ 61.902025] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 61.907212] RIP: 0033:0x7fe335bb68f3 [ 61.910896] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 61.929739] RSP: 002b:00007ffc7ac6c758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 61.937419] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe335bb68f3 [ 61.944580] RDX: 0000000000000016 RSI: 00007fe335aa9000 RDI: 0000000000000001 [ 61.951760] RBP: 00007fe335aa9000 R08: 00007fe335aa8010 R09: 0000000000000000 [ 61.958918] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 61.966097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 61.973255] irq event stamp: 0 [ 61.976349] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 61.982629] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 61.990875] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 61.999105] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 62.005440] ---[ end trace 3dea7fd589320d2e ]--- [ 62.010111] lkdtm: Overflow detected: saturated # [ 61.325436] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 61.334932] lkdtm: attempting good refcount_inc() without overflow # [ 61.363267] lkdtm: attempting bad refcount_inc() overflow # [ 61.390869] ------------[ cut here ]------------ # [ 61.417643] refcount_t: saturated; leaking memory. # [ 61.444654] WARNING: CPU: 0 PID: 2024 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 61.475269] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 61.509947] CPU: 0 PID: 2024 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 61.539769] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 61.567911] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 61.595283] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 # [ 61.636223] RSP: 0018:ffffbab4c1b0fe48 EFLAGS: 00010286 # [ 61.663615] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 61.692842] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 61.700136] RBP: ffffffffb8f827f5 R08: 0000000000000000 R09: 0000000000000000 # [ 61.729434] R10: 00000000[ 62.160847] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 61.758757] R13: ffffbab4c1b0ff10 R14: ffffbab4c1b0ff10 R15: ffff9c2c44073000 # [ 61.788071] FS: 00007fe335ca9580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 61.818324] CS: 0[ 62.169844] lkdtm: attempting good refcount_add() without overflow 010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.846268] CR2: 00007fe335aa9000 CR3: 000000010282a000 CR4: 00000000001506f0 # [ 61.868915] Call Trace: # [ 61.871538] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x98 # [ 61.883668] direct_entry.cold+0x2c[ 62.198203] lkdtm: attempting bad refcount_add() overflow /0x38 # [ 61.887646] full_proxy_write+0x56/0x80 # [ 61.891546] vfs_write+0xea/0x3a0 # [ 61.894946] ksys_write+0x68/0xf0 # [ 61.898388] do_syscall_64+0x33/0x40 # [ 61.902025] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 61.907212] RIP[ 62.225791] ------------[ cut here ]------------ : 0033:0x7fe335bb68f3 # [ 61.910896] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 61.929739[ 62.252570] refcount_t: saturated; leaking memory. ] RSP: 002b:00007ffc7ac6c758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.937419] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe335bb68f3 # [ 61.944580] RDX: 0000000000000016 RSI: 00007fe335aa9000 RDI: 0000000000000001 # [ 61.95176[ 62.279571] WARNING: CPU: 0 PID: 2056 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0] RBP: 00007fe335aa9000 R08: 00007fe335aa8010 R09: 0000000000000000 # [ 61.958918] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 61.966097] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.973255] i[ 62.310182] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify rq event stamp: 0 # [ 61.976349] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.982629] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 61.990875] softirqs last enabled at (0): [[ 62.344846] CPU: 0 PID: 2056 Comm: cat Tainted: G D W 5.10.150-cip18 #1 ] copy_process+0x640/0x1c80 # [ 61.999105] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.005440] ---[ end trace 3dea7fd589320d2e ]--- # [ 62.010111] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call trace:': [ 62.374686] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh [ 62.402819] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 62.416657] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 [ 62.435445] RSP: 0018:ffffbab4c1b77e48 EFLAGS: 00010286 [ 62.440688] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 [ 62.447856] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 62.454998] RBP: ffffffffb8f8280b R08: 0000000000000000 R09: 0000000000000000 [ 62.462163] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 62.469306] R13: ffffbab4c1b77f10 R14: ffffbab4c1b77f10 R15: ffff9c2c448e6000 [ 62.476484] FS: 00007f0a1c9f83c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 62.484583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.490393] CR2: 00007f0a1c7c9000 CR3: 0000000103afe000 CR4: 00000000001506f0 [ 62.497573] Call Trace: [ 62.500107] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 [ 62.504954] direct_entry.cold+0x2c/0x38 [ 62.508975] full_proxy_write+0x56/0x80 [ 62.512894] vfs_write+0xea/0x3a0 [ 62.516259] ksys_write+0x68/0xf0 [ 62.519724] do_syscall_64+0x33/0x40 [ 62.523362] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 62.528471] RIP: 0033:0x7f0a1c8d68f3 [ 62.532125] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 62.550958] RSP: 002b:00007fffd4d8b688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.558588] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0a1c8d68f3 [ 62.565776] RDX: 0000000000000016 RSI: 00007f0a1c7c9000 RDI: 0000000000000001 [ 62.572923] RBP: 00007f0a1c7c9000 R08: 00007f0a1c7c8010 R09: 0000000000000000 [ 62.580058] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 62.587202] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 62.594352] irq event stamp: 0 [ 62.597409] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 62.603676] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 62.611845] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 62.620023] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 62.626285] ---[ end trace 3dea7fd589320d2f ]--- [ 62.630901] lkdtm: Overflow detected: saturated # [ 62.160847] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 62.169844] lkdtm: attempting good refcount_add() without overflow # [ 62.198203] lkdtm: attempting bad refcount_add() overflow # [ 62.225791] ------------[ cut here ]------------ # [ 62.252570] refcount_t: saturated; leaking memory. # [ 62.279571] WARNING: CPU: 0 PID: 2056 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 62.310182] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 62.344846] CPU: 0 PID: 2056 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 62.374686] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.402819] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 62.416657] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 # [ 62.435445] RSP: 0018:ffffbab4c1b77e48 EFLAGS: 00010286 # [ 62.440688] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 62.447856] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 62.454998] RBP: ffffffffb8f8280b R08: 0000000000000000 R09: 0000000000000000 # [ 62.462163] R10: [ 62.765288] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 62.469306] R13: ffffbab4c1b77f10 R14: ffffbab4c1b77f10 R15: ffff9c2c448e6000 # [ 62.476484] FS: 00007f0a1c9f83c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 62.484583[ 62.779369] lkdtm: attempting bad refcount_inc_not_zero() overflow ] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.490393] CR2: 00007f0a1c7c9000 CR3: 0000000103afe000 CR4: 00000000001506f0 # [ 62.497573] Call Trace: # [ 62.500107] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa7 # [ 62.504954] direct_entry.c[ 62.807761] ------------[ cut here ]------------ old+0x2c/0x38 # [ 62.508975] full_proxy_write+0x56/0x80 # [ 62.512894] vfs_write+0xea/0x3a0 # [ 62.516259] ksys_write+0x68/0xf0 # [ 62.519724] do_syscall_64+0x33/0x40 # [ 62.523362] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 62.528[ 62.834555] refcount_t: saturated; leaking memory. 471] RIP: 0033:0x7f0a1c8d68f3 # [ 62.532125] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 6[ 62.861565] WARNING: CPU: 1 PID: 2088 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 2.550958] RSP: 002b:00007fffd4d8b688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 62.558588] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f0a1c8d68f3 # [ 62.565776] RDX: 0000000000000016 RSI: 00007f0a1c7c9000 RDI: 0000000000000001 # [ [ 62.892151] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 62.572923] RBP: 00007f0a1c7c9000 R08: 00007f0a1c7c8010 R09: 0000000000000000 # [ 62.580058] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 62.587202] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 62.5[ 62.926748] CPU: 1 PID: 2088 Comm: cat Tainted: G D W 5.10.150-cip18 #1 94352] irq event stamp: 0 # [ 62.597409] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.603676] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 62.611845] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 62.620023] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.626285] ---[ end trace 3dea7fd589320d2f ]--- # [ 62.630901] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw 'call t[ 62.984774] RIP: 0010:refcount_warn_saturate+0x97/0x110 race:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh [ 63.012145] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 [ 63.040993] RSP: 0018:ffffbab4c1bffe38 EFLAGS: 00010282 [ 63.046218] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 63.053345] RDX: ffff9c2c6ad2c660 RSI: ffff9c2c6ad1bf70 RDI: ffff9c2c6ad1bf70 [ 63.060474] RBP: ffffffffb8f82448 R08: 0000000000000000 R09: 0000000000000000 [ 63.067602] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 63.074729] R13: ffffbab4c1bfff10 R14: ffffbab4c1bfff10 R15: ffff9c2c4578b000 [ 63.081857] FS: 00007f8f83e49580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 [ 63.089939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.095680] CR2: 00007f8f83c49000 CR3: 0000000103d84000 CR4: 00000000001506e0 [ 63.102808] Call Trace: [ 63.105263] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 63.110749] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 63.116320] direct_entry.cold+0x2c/0x38 [ 63.120245] full_proxy_write+0x56/0x80 [ 63.124083] vfs_write+0xea/0x3a0 [ 63.127399] ksys_write+0x68/0xf0 [ 63.130718] do_syscall_64+0x33/0x40 [ 63.134295] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 63.139345] RIP: 0033:0x7f8f83d568f3 [ 63.142921] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 63.161664] RSP: 002b:00007ffc4beaa108 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.169226] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8f83d568f3 [ 63.176361] RDX: 000000000000001f RSI: 00007f8f83c49000 RDI: 0000000000000001 [ 63.183490] RBP: 00007f8f83c49000 R08: 00007f8f83c48010 R09: 0000000000000000 [ 63.190619] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.197752] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.204887] irq event stamp: 0 [ 63.207943] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.214208] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 63.222378] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 63.230547] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.236808] ---[ end trace 3dea7fd589320d30 ]--- [ 63.241424] lkdtm: Overflow detected: saturated # [ 62.765288] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 62.779369] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 62.807761] ------------[ cut here ]------------ # [ 62.834555] refcount_t: saturated; leaking memory. # [ 62.861565] WARNING: CPU: 1 PID: 2088 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 62.892151] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 62.926748] CPU: 1 PID: 2088 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 62.956675] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 62.984774] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 63.012145] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 # [ 63.040993] RSP: 0018:ffffbab4c1bffe38 EFLAGS: 00010282 # [ 63.046218] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 63.053345] RDX: ffff9c2c6ad2c660 RSI: ffff9c2c6ad1bf70 RDI: ffff9c2c6ad1bf70 # [ 63.060474] RBP: ffffffffb8f82448 R08: 0000000000000000 R09: 0000000000000000 # [ 63.067602] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 63.0[ 63.384587] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW 74729] R13: ffffbab4c1bfff10 R14: ffffbab4c1bfff10 R15: ffff9c2c4578b000 # [ 63.081857] FS: 00007f8f83e49580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 # [ 63.089939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.095680] CR[ 63.392396] lkdtm: attempting bad refcount_add_not_zero() overflow 2: 00007f8f83c49000 CR3: 0000000103d84000 CR4: 00000000001506e0 # [ 63.102808] Call Trace: # [ 63.105263] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 63.110749] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 63.116320] direct_entry[ 63.420765] ------------[ cut here ]------------ .cold+0x2c/0x38 # [ 63.120245] full_proxy_write+0x56/0x80 # [ 63.124083] vfs_write+0xea/0x3a0 # [ 63.127399] ksys_write+0x68/0xf0 # [ 63.130718] do_syscall_64+0x33/0x40 # [ 63.134295] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 63.1[ 63.447572] refcount_t: saturated; leaking memory. 39345] RIP: 0033:0x7f8f83d568f3 # [ 63.142921] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ [ 63.474588] WARNING: CPU: 0 PID: 2120 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 63.161664] RSP: 002b:00007ffc4beaa108 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.169226] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f8f83d568f3 # [ 63.176361] RDX: 000000000000001f RSI: 00007f8f83c49000 RDI: 0000000000000001 # [ [ 63.505158] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 63.183490] RBP: 00007f8f83c49000 R08: 00007f8f83c48010 R09: 0000000000000000 # [ 63.190619] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.197752] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 63[ 63.539885] CPU: 0 PID: 2120 Comm: cat Tainted: G D W 5.10.150-cip18 #1 .204887] irq event stamp: 0 # [ 63.207943] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.214208] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 63.222378] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 63.230547] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.236808] ---[ end trace 3dea7fd589320d30 ]--- # [ 63.241424] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: [ 63.597828] RIP: 0010:refcount_warn_saturate+0x97/0x110 saw 'call trace:': ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [ 63.625177] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 [ 63.655802] RSP: 0018:ffffbab4c1c6fe38 EFLAGS: 00010282 [ 63.661062] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 63.668248] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 63.675423] RBP: ffffffffb8f82468 R08: 0000000000000000 R09: 0000000000000000 [ 63.682597] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 63.689770] R13: ffffbab4c1c6ff10 R14: ffffbab4c1c6ff10 R15: ffff9c2c43815000 [ 63.696944] FS: 00007f09af821580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 63.705073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.710870] CR2: 00007f09af621000 CR3: 00000001048d2000 CR4: 00000000001506f0 [ 63.718054] Call Trace: [ 63.720558] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 63.726074] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 [ 63.731663] direct_entry.cold+0x2c/0x38 [ 63.735596] full_proxy_write+0x56/0x80 [ 63.739444] vfs_write+0xea/0x3a0 [ 63.742767] ksys_write+0x68/0xf0 [ 63.746085] do_syscall_64+0x33/0x40 [ 63.749664] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 63.754730] RIP: 0033:0x7f09af72e8f3 [ 63.758307] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 63.777049] RSP: 002b:00007ffe783261a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.784633] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f09af72e8f3 [ 63.791770] RDX: 000000000000001f RSI: 00007f09af621000 RDI: 0000000000000001 [ 63.798907] RBP: 00007f09af621000 R08: 00007f09af620010 R09: 0000000000000000 [ 63.806034] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 63.813163] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 63.820307] irq event stamp: 0 [ 63.823362] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.829628] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 63.837797] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 63.845974] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.852236] ---[ end trace 3dea7fd589320d31 ]--- [ 63.856852] lkdtm: Overflow detected: saturated # [ 63.384587] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 63.392396] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 63.420765] ------------[ cut here ]------------ # [ 63.447572] refcount_t: saturated; leaking memory. # [ 63.474588] WARNING: CPU: 0 PID: 2120 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 63.505158] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 63.539885] CPU: 0 PID: 2120 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 63.569720] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 63.597828] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 63.625177] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 # [ 63.655802] RSP: 0018:ffffbab4c1c6fe38 EFLAGS: 00010282 # [ 63.661062] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 63.668248] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 63.675423] RBP: ffffffffb8f82468 R08: 0000000000000000 R09: 0000000000000000 # [ 63.682597] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000[ 63.998617] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO 01f # [ 63.689770] R13: ffffbab4c1c6ff10 R14: ffffbab4c1c6ff10 R15: ffff9c2c43815000 # [ 63.696944] FS: 00007f09af821580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 63.705073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ [ 64.004663] lkdtm: attempting good refcount_dec() 63.710870] CR2: 00007f09af621000 CR3: 00000001048d2000 CR4: 00000000001506f0 # [ 63.718054] Call Trace: # [ 63.720558] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 63.726074] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x76 # [ 63.731663[ 64.031555] lkdtm: attempting bad refcount_dec() to zero ] direct_entry.cold+0x2c/0x38 # [ 63.735596] full_proxy_write+0x56/0x80 # [ 63.739444] vfs_write+0xea/0x3a0 # [ 63.742767] ksys_write+0x68/0xf0 # [ 63.746085] do_syscall_64+0x33/0x40 # [ 63.749664] entry_SYSCALL_64_after_hwframe+0x61/0[ 64.059068] ------------[ cut here ]------------ xc6 # [ 63.754730] RIP: 0033:0x7f09af72e8f3 # [ 63.758307] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 [ 64.085832] refcount_t: decrement hit 0; leaking memory. 54 24 18 # [ 63.777049] RSP: 002b:00007ffe783261a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.784633] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f09af72e8f3 # [ 63.791770] RDX: 000000000000001f RSI: 00007f09af621000 RDI: 0000000[ 64.113499] WARNING: CPU: 0 PID: 2152 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 000000001 # [ 63.798907] RBP: 00007f09af621000 R08: 00007f09af620010 R09: 0000000000000000 # [ 63.806034] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 63.813163] R13: 0000000000000001 R14: 0000000000020000 R15: 00000000000[ 64.143979] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 20000 # [ 63.820307] irq event stamp: 0 # [ 63.823362] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.829628] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 63.837797] softirqs last enabled at[ 64.178602] CPU: 0 PID: 2152 Comm: cat Tainted: G D W 5.10.150-cip18 #1 (0): [] copy_process+0x640/0x1c80 # [ 63.845974] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.852236] ---[ end trace 3dea7fd589320d31 ]--- # [ 63.856852] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_[ 64.208517] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh [ 64.236575] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 64.253847] Code: d0 e2 f1 b8 c6 05 55 2e 94 01 01 e8 6a 7d 95 00 0f 0b e9 58 9e c4 00 48 c7 c7 a0 e2 f1 b8 c6 05 3c 2e 94 01 01 e8 50 7d 95 00 <0f> 0b e9 3e 9e c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 64.272633] RSP: 0018:ffffbab4c1cefe48 EFLAGS: 00010286 [ 64.277903] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 [ 64.285073] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 64.292247] RBP: ffffffffb8f82821 R08: 0000000000000000 R09: 0000000000000000 [ 64.299429] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 64.306603] R13: ffffbab4c1ceff10 R14: ffffbab4c1ceff10 R15: ffff9c2c4280b000 [ 64.313775] FS: 00007f7aa943d580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 64.321907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.327707] CR2: 00007f7aa9209000 CR3: 0000000101ff6000 CR4: 00000000001506f0 [ 64.334908] Call Trace: [ 64.337418] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd [ 64.341971] direct_entry.cold+0x2c/0x38 [ 64.345955] full_proxy_write+0x56/0x80 [ 64.349835] vfs_write+0xea/0x3a0 [ 64.353259] ksys_write+0x68/0xf0 [ 64.356656] do_syscall_64+0x33/0x40 [ 64.360322] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 64.365505] RIP: 0033:0x7f7aa93168f3 [ 64.369137] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 64.387947] RSP: 002b:00007ffc054c1948 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.395563] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7aa93168f3 [ 64.402764] RDX: 0000000000000012 RSI: 00007f7aa9209000 RDI: 0000000000000001 [ 64.409917] RBP: 00007f7aa9209000 R08: 00007f7aa9208010 R09: 0000000000000000 [ 64.417043] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 64.424204] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 64.431348] irq event stamp: 0 [ 64.434401] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 64.440663] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 64.448829] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 64.457013] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 64.463279] ---[ end trace 3dea7fd589320d32 ]--- [ 64.467897] lkdtm: Zero detected: saturated # [ 63.998617] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 64.004663] lkdtm: attempting good refcount_dec() # [ 64.031555] lkdtm: attempting bad refcount_dec() to zero # [ 64.059068] ------------[ cut here ]------------ # [ 64.085832] refcount_t: decrement hit 0; leaking memory. # [ 64.113499] WARNING: CPU: 0 PID: 2152 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 64.143979] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 64.178602] CPU: 0 PID: 2152 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 64.208517] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 64.236575] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 64.253847] Code: d0 e2 f1 b8 c6 05 55 2e 94 01 01 e8 6a 7d 95 00 0f 0b e9 58 9e c4 00 48 c7 c7 a0 e2 f1 b8 c6 05 3c 2e 94 01 01 e8 50 7d 95 00 <0f> 0b e9 3e 9e c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 64.272633] RSP: 0018:ffffbab4c1cefe48 EFLAGS: 00010286 # [ 64.277903] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 # [ 64.285073] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 64.292247] RBP: ffffffffb8f82821 R08: 0000000000000000 R09: 0000000000000000 # [ 64.299429] R10: 00000000ffffe000 R11[ 64.597511] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE : 3fffffffffffffff R12: 0000000000000012 # [ 64.306603] R13: ffffbab4c1ceff10 R14: ffffbab4c1ceff10 R15: ffff9c2c4280b000 # [ 64.313775] FS: 00007f7aa943d580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 64.321907] CS: 0010 DS: 0000[ 64.616534] lkdtm: attempting bad refcount_dec() below zero ES: 0000 CR0: 0000000080050033 # [ 64.327707] CR2: 00007f7aa9209000 CR3: 0000000101ff6000 CR4: 00000000001506f0 # [ 64.334908] Call Trace: # [ 64.337418] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xbd # [ 64.341971] direct_entry.cold+0x2c/0x38 # [ 64.[ 64.644311] ------------[ cut here ]------------ 345955] full_proxy_write+0x56/0x80 # [ 64.349835] vfs_write+0xea/0x3a0 # [ 64.353259] ksys_write+0x68/0xf0 # [ 64.356656] do_syscall_64+0x33/0x40 # [ 64.360322] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.365505] RIP: 0033:0x7f7aa93[ 64.671111] refcount_t: decrement hit 0; leaking memory. 168f3 # [ 64.369137] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 64.387947] RSP: 002b:0000[ 64.698645] WARNING: CPU: 1 PID: 2187 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 7ffc054c1948 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.395563] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f7aa93168f3 # [ 64.402764] RDX: 0000000000000012 RSI: 00007f7aa9209000 RDI: 0000000000000001 # [ 64.409917] RBP: 00007f7a[ 64.729218] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify a9209000 R08: 00007f7aa9208010 R09: 0000000000000000 # [ 64.417043] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 64.424204] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.431348] irq event stamp: [ 64.763823] CPU: 1 PID: 2187 Comm: cat Tainted: G D W 5.10.150-cip18 #1 0 # [ 64.434401] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.440663] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 64.448829] softirqs last enabled at (0): [] copy_process+0[ 64.793749] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 x640/0x1c80 # [ 64.457013] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.463279] ---[ end trace 3dea7fd589320d32 ]--- # [ 64.467897] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests: lkd[ 64.821848] RIP: 0010:refcount_warn_saturate+0xfb/0x110 tm: REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh [ 64.849228] Code: d0 e2 f1 b8 c6 05 55 2e 94 01 01 e8 6a 7d 95 00 0f 0b e9 58 9e c4 00 48 c7 c7 a0 e2 f1 b8 c6 05 3c 2e 94 01 01 e8 50 7d 95 00 <0f> 0b e9 3e 9e c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 64.874176] RSP: 0018:ffffbab4c1d67e48 EFLAGS: 00010286 [ 64.879401] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 [ 64.886528] RDX: ffff9c2c6ad2c660 RSI: ffff9c2c6ad1bf70 RDI: ffff9c2c6ad1bf70 [ 64.893655] RBP: ffffffffb8f82833 R08: 0000000000000000 R09: 0000000000000000 [ 64.900782] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 64.907910] R13: ffffbab4c1d67f10 R14: ffffbab4c1d67f10 R15: ffff9c2c458a9000 [ 64.915039] FS: 00007f5ef3de9580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 [ 64.923120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.928862] CR2: 00007f5ef3be9000 CR3: 00000001028d0000 CR4: 00000000001506e0 [ 64.935988] Call Trace: [ 64.938443] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 [ 64.943234] direct_entry.cold+0x2c/0x38 [ 64.947159] full_proxy_write+0x56/0x80 [ 64.950998] vfs_write+0xea/0x3a0 [ 64.954314] ksys_write+0x68/0xf0 [ 64.957633] do_syscall_64+0x33/0x40 [ 64.961209] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 64.966260] RIP: 0033:0x7f5ef3cf68f3 [ 64.969834] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 64.988575] RSP: 002b:00007fffd4b25a98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 64.996137] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f5ef3cf68f3 [ 65.003264] RDX: 0000000000000016 RSI: 00007f5ef3be9000 RDI: 0000000000000001 [ 65.010392] RBP: 00007f5ef3be9000 R08: 00007f5ef3be8010 R09: 0000000000000000 [ 65.017521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 65.024649] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.031782] irq event stamp: 0 [ 65.034837] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 65.041101] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 65.049269] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 65.057438] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.063707] ---[ end trace 3dea7fd589320d33 ]--- [ 65.068324] lkdtm: Negative detected: saturated # [ 64.597511] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 64.616534] lkdtm: attempting bad refcount_dec() below zero # [ 64.644311] ------------[ cut here ]------------ # [ 64.671111] refcount_t: decrement hit 0; leaking memory. # [ 64.698645] WARNING: CPU: 1 PID: 2187 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 64.729218] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 64.763823] CPU: 1 PID: 2187 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 64.793749] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 64.821848] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 64.849228] Code: d0 e2 f1 b8 c6 05 55 2e 94 01 01 e8 6a 7d 95 00 0f 0b e9 58 9e c4 00 48 c7 c7 a0 e2 f1 b8 c6 05 3c 2e 94 01 01 e8 50 7d 95 00 <0f> 0b e9 3e 9e c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 64.874176] RSP: 0018:ffffbab4c1d67e48 EFLAGS: 00010286 # [ 64.879401] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 64.886528] RDX: ffff9c2c6ad2c660 RSI: ffff9c2c6ad1bf70 RDI: ffff9c2c6ad1bf70 # [ 64.893655] RBP: ffffffffb8f82833 R08: 0000000000000000 R09: 0000000000000000 # [ 64.900782] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 64.90[ 65.218652] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE 7910] R13: ffffbab4c1d67f10 R14: ffffbab4c1d67f10 R15: ffff9c2c458a9000 # [ 64.915039] FS: 00007f5ef3de9580(0000) GS:ffff9c2c6ad00000(0000) knlGS:0000000000000000 # [ 64.923120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.928862] CR2[ 65.230610] lkdtm: attempting bad refcount_dec_and_test() below zero : 00007f5ef3be9000 CR3: 00000001028d0000 CR4: 00000000001506e0 # [ 64.935988] Call Trace: # [ 64.938443] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x61 # [ 64.943234] direct_entry.cold+0x2c/0x38 # [ 64.947159] full_proxy_write+0x56/0x80 # [ 64.950[ 65.259156] ------------[ cut here ]------------ 998] vfs_write+0xea/0x3a0 # [ 64.954314] ksys_write+0x68/0xf0 # [ 64.957633] do_syscall_64+0x33/0x40 # [ 64.961209] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 64.966260] RIP: 0033:0x7f5ef3cf68f3 # [ 64.969834] Code: 8b 15 a1 25 0e 00 f[ 65.285932] refcount_t: underflow; use-after-free. 7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 64.988575] RSP: 002b:00007fffd4b25a98 EFLAGS: 00000246 ORIG_RAX: 000000000[ 65.312933] WARNING: CPU: 0 PID: 2222 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 0000001 # [ 64.996137] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f5ef3cf68f3 # [ 65.003264] RDX: 0000000000000016 RSI: 00007f5ef3be9000 RDI: 0000000000000001 # [ 65.010392] RBP: 00007f5ef3be9000 R08: 00007f5ef3be8010 R09: 0000000000000[ 65.343502] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 000 # [ 65.017521] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 65.024649] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.031782] irq event stamp: 0 # [ 65.034837] hardirqs last enabled at (0)[ 65.378127] CPU: 0 PID: 2222 Comm: cat Tainted: G D W 5.10.150-cip18 #1 : [<0000000000000000>] 0x0 # [ 65.041101] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 65.049269] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 65.057438] softirqs last disab[ 65.408105] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 led at (0): [<0000000000000000>] 0x0 # [ 65.063707] ---[ end trace 3dea7fd589320d33 ]--- # [ 65.068324] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIV[ 65.436151] RIP: 0010:refcount_warn_saturate+0xba/0x110 E.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh [ 65.463595] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 [ 65.487574] RSP: 0018:ffffbab4c1defe40 EFLAGS: 00010286 [ 65.492826] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 [ 65.499964] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 65.507108] RBP: ffffffffb8f82488 R08: 0000000000000000 R09: 0000000000000000 [ 65.514253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 65.521405] R13: ffffbab4c1deff10 R14: ffffbab4c1deff10 R15: ffff9c2c458a9000 [ 65.528554] FS: 00007fc77a799580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 65.536657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.542415] CR2: 00007fc77a599000 CR3: 000000010571e000 CR4: 00000000001506f0 [ 65.549572] Call Trace: [ 65.552043] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 65.557547] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 [ 65.563139] direct_entry.cold+0x2c/0x38 [ 65.567090] full_proxy_write+0x56/0x80 [ 65.570947] vfs_write+0xea/0x3a0 [ 65.574294] ksys_write+0x68/0xf0 [ 65.577630] do_syscall_64+0x33/0x40 [ 65.581265] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 65.586335] RIP: 0033:0x7fc77a6a68f3 [ 65.589948] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 65.608698] RSP: 002b:00007fff64e7f908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.616271] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc77a6a68f3 [ 65.623401] RDX: 000000000000001f RSI: 00007fc77a599000 RDI: 0000000000000001 [ 65.630529] RBP: 00007fc77a599000 R08: 00007fc77a598010 R09: 0000000000000000 [ 65.637659] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 65.644802] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.651934] irq event stamp: 0 [ 65.654991] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 65.661256] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 65.669425] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 65.677618] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.683886] ---[ end trace 3dea7fd589320d34 ]--- [ 65.688512] lkdtm: Negative detected: saturated # [ 65.218652] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 65.230610] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 65.259156] ------------[ cut here ]------------ # [ 65.285932] refcount_t: underflow; use-after-free. # [ 65.312933] WARNING: CPU: 0 PID: 2222 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 65.343502] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 65.378127] CPU: 0 PID: 2222 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 65.408105] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 65.436151] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 65.463595] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 65.487574] RSP: 0018:ffffbab4c1defe40 EFLAGS: 00010286 # [ 65.492826] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ [ 65.808889] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE 65.499964] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 65.507108] RBP: ffffffffb8f82488 R08: 0000000000000000 R09: 0000000000000000 # [ 65.514253] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 65[ 65.819153] lkdtm: attempting bad refcount_sub_and_test() below zero .521405] R13: ffffbab4c1deff10 R14: ffffbab4c1deff10 R15: ffff9c2c458a9000 # [ 65.528554] FS: 00007fc77a799580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 65.536657] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.542415] [ 65.847695] ------------[ cut here ]------------ CR2: 00007fc77a599000 CR3: 000000010571e000 CR4: 00000000001506f0 # [ 65.549572] Call Trace: # [ 65.552043] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 65.557547] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x78 # [ 65.563139] direct_ent[ 65.874505] refcount_t: underflow; use-after-free. ry.cold+0x2c/0x38 # [ 65.567090] full_proxy_write+0x56/0x80 # [ 65.570947] vfs_write+0xea/0x3a0 # [ 65.574294] ksys_write+0x68/0xf0 # [ 65.577630] do_syscall_64+0x33/0x40 # [ 65.581265] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 65[ 65.901542] WARNING: CPU: 0 PID: 2257 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 .586335] RIP: 0033:0x7fc77a6a68f3 # [ 65.589948] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [[ 65.932092] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 65.608698] RSP: 002b:00007fff64e7f908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.616271] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fc77a6a68f3 # [ 65.623401] RDX: 000000000000001f RSI: 00007fc77a599000 RDI: 0000000000000001 # [ 65.966786] CPU: 0 PID: 2257 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 65.630529] RBP: 00007fc77a599000 R08: 00007fc77a598010 R09: 0000000000000000 # [ 65.637659] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 65.644802] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ [ 65.996673] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 65.651934] irq event stamp: 0 # [ 65.654991] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.661256] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 65.669425] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 65.677618] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.683886] ---[ end trace 3dea7fd589320d34 ]--- # [ 65.688512] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE[ 66.052155] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 : saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh [ 66.093063] RSP: 0018:ffffbab4c1e77e40 EFLAGS: 00010286 [ 66.111766] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 [ 66.118942] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 66.126087] RBP: ffffffffb8f824a8 R08: 0000000000000000 R09: 0000000000000000 [ 66.133263] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 66.140406] R13: ffffbab4c1e77f10 R14: ffffbab4c1e77f10 R15: ffff9c2c458b4000 [ 66.147581] FS: 00007f6a01552580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 66.155686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.161466] CR2: 00007f6a01321000 CR3: 00000001028d8000 CR4: 00000000001506f0 [ 66.168616] Call Trace: [ 66.171109] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 66.176619] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b [ 66.182233] direct_entry.cold+0x2c/0x38 [ 66.186182] full_proxy_write+0x56/0x80 [ 66.190076] vfs_write+0xea/0x3a0 [ 66.193410] ksys_write+0x68/0xf0 [ 66.196796] do_syscall_64+0x33/0x40 [ 66.200419] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.205525] RIP: 0033:0x7f6a0142e8f3 [ 66.209209] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 66.228036] RSP: 002b:00007ffd58857f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.235722] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f6a0142e8f3 [ 66.242944] RDX: 000000000000001f RSI: 00007f6a01321000 RDI: 0000000000000001 [ 66.250122] RBP: 00007f6a01321000 R08: 00007f6a01320010 R09: 0000000000000000 [ 66.257289] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.264428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.271560] irq event stamp: 0 [ 66.274614] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.280877] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 66.289044] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 66.297227] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.303495] ---[ end trace 3dea7fd589320d35 ]--- [ 66.308111] lkdtm: Negative detected: saturated # [ 65.808889] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 65.819153] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 65.847695] ------------[ cut here ]------------ # [ 65.874505] refcount_t: underflow; use-after-free. # [ 65.901542] WARNING: CPU: 0 PID: 2257 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 65.932092] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 65.966786] CPU: 0 PID: 2257 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 65.996673] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 66.024760] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 66.052155] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 66.093063] RSP: 0018:ffffbab4c1e77e40 EFLAGS: 00010286 # [ 66.111766] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 66.118942] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 66.126087] RBP: ffffffffb8f824a8 R08: 0000000000000000 R09: 0000000000000000 # [ 66.133263] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 66[ 66.444142] lkdtm: Performing direct entry REFCOUNT_INC_ZERO .140406] R13: ffffbab4c1e77f10 R14: ffffbab4c1e77f10 R15: ffff9c2c458b4000 # [ 66.147581] FS: 00007f6a01552580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 66.155686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 66.161466] [ 66.461345] lkdtm: attempting safe refcount_inc_not_zero() from zero CR2: 00007f6a01321000 CR3: 00000001028d8000 CR4: 00000000001506f0 # [ 66.168616] Call Trace: # [ 66.171109] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 66.176619] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x7b # [ 66.182233] direct_ent[ 66.489881] lkdtm: Good: zero detected ry.cold+0x2c/0x38 # [ 66.186182] full_proxy_write+0x56/0x80 # [ 66.190076] vfs_write+0xea/0x3a0 # [ 66.193410] ksys_write+0x68/0xf0 # [ 66.196796] do_syscall_64+0x33/0x40 # [ 66.200419] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 66[ 66.515797] lkdtm: Correctly stayed at zero .205525] RIP: 0033:0x7f6a0142e8f3 # [ 66.209209] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [[ 66.542153] lkdtm: attempting bad refcount_inc() from zero 66.228036] RSP: 002b:00007ffd58857f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.235722] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007f6a0142e8f3 # [ 66.242944] RDX: 000000000000001f RSI: 00007f6a01321000 RDI: 0000000000000001 # [ 66.569814] ------------[ cut here ]------------ [ 66.250122] RBP: 00007f6a01321000 R08: 00007f6a01320010 R09: 0000000000000000 # [ 66.257289] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 66.264428] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ [ 66.596650] refcount_t: addition on 0; use-after-free. 66.271560] irq event stamp: 0 # [ 66.274614] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.280877] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 66.289044] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 66.297227] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.303495] ---[ end trace 3dea7fd589320d35 ]--- # [ 66.308111] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE[ 66.654581] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify : saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh [ 66.689202] CPU: 0 PID: 2289 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 66.709308] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 66.715279] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 66.720550] Code: 01 01 e8 fa 7d 95 00 0f 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 b8 c6 05 c5 2e 94 01 01 e8 d7 7d 95 00 <0f> 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 [ 66.739337] RSP: 0018:ffffbab4c1ee7e48 EFLAGS: 00010286 [ 66.744605] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 [ 66.751775] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 66.758948] RBP: ffffffffb8f82849 R08: 0000000000000000 R09: 0000000000000000 [ 66.766123] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 66.773307] R13: ffffbab4c1ee7f10 R14: ffffbab4c1ee7f10 R15: ffff9c2c44079000 [ 66.780505] FS: 00007f6349deb580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 66.788658] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.794473] CR2: 00007f6349bb9000 CR3: 00000001028f0000 CR4: 00000000001506f0 [ 66.801668] Call Trace: [ 66.804193] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 [ 66.808734] direct_entry.cold+0x2c/0x38 [ 66.812754] full_proxy_write+0x56/0x80 [ 66.816678] vfs_write+0xea/0x3a0 [ 66.820144] ksys_write+0x68/0xf0 [ 66.823498] do_syscall_64+0x33/0x40 [ 66.827147] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 66.832271] RIP: 0033:0x7f6349cc68f3 [ 66.835935] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 66.854765] RSP: 002b:00007ffc89fd45f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 66.862416] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6349cc68f3 [ 66.869619] RDX: 0000000000000012 RSI: 00007f6349bb9000 RDI: 0000000000000001 [ 66.876773] RBP: 00007f6349bb9000 R08: 00007f6349bb8010 R09: 0000000000000000 [ 66.883915] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 66.891055] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.898186] irq event stamp: 0 [ 66.901239] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.907500] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 66.915666] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 66.923854] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.930120] ---[ end trace 3dea7fd589320d36 ]--- [ 66.934736] lkdtm: Zero detected: saturated # [ 66.444142] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 66.461345] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 66.489881] lkdtm: Good: zero detected # [ 66.515797] lkdtm: Correctly stayed at zero # [ 66.542153] lkdtm: attempting bad refcount_inc() from zero # [ 66.569814] ------------[ cut here ]------------ # [ 66.596650] refcount_t: addition on 0; use-after-free. # [ 66.624091] WARNING: CPU: 0 PID: 2289 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 66.654581] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 66.689202] CPU: 0 PID: 2289 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 66.709308] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 66.715279] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 66.720550] Code: 01 01 e8 fa 7d 95 00 0f 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 b8 c6 05 c5 2e 94 01 01 e8 d7 7d 95 00 <0f> 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 # [ 66.739337] RSP: 0018:ffffbab4c1ee7e48 EFLAGS: 00010286 # [ 66.744605] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 66.751775] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 66.758[ 67.057531] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO 948] RBP: ffffffffb8f82849 R08: 0000000000000000 R09: 0000000000000000 # [ 66.766123] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 66.773307] R13: ffffbab4c1ee7f10 R14: ffffbab4c1ee7f10 R15: ffff9c2c44079000 # [ 66.780505][ 67.083118] lkdtm: attempting safe refcount_add_not_zero() from zero FS: 00007f6349deb580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 66.788658] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 66.794473] CR2: 00007f6349bb9000 CR3: 00000001028f0000 CR4: 00000000001506f0 # [ 66.801668] Call Tra[ 67.111654] lkdtm: Good: zero detected ce: # [ 66.804193] lkdtm_REFCOUNT_INC_ZERO+0x99/0xc1 # [ 66.808734] direct_entry.cold+0x2c/0x38 # [ 66.812754] full_proxy_write+0x56/0x80 # [ 66.816678] vfs_write+0xea/0x3a0 # [ 66.820144] ksys_write+0x68/0xf0 # [ 66.823498] do_sysc[ 67.137566] lkdtm: Correctly stayed at zero all_64+0x33/0x40 # [ 66.827147] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 66.832271] RIP: 0033:0x7f6349cc68f3 # [ 66.835935] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 0[ 67.163927] lkdtm: attempting bad refcount_add() from zero 0 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 66.854765] RSP: 002b:00007ffc89fd45f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.862416] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f6349cc68f3 [ 67.191583] ------------[ cut here ]------------ # [ 66.869619] RDX: 0000000000000012 RSI: 00007f6349bb9000 RDI: 0000000000000001 # [ 66.876773] RBP: 00007f6349bb9000 R08: 00007f6349bb8010 R09: 0000000000000000 # [ 66.883915] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ [ 67.218406] refcount_t: addition on 0; use-after-free. 66.891055] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 66.898186] irq event stamp: 0 # [ 66.901239] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.907500] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 66.915666] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 66.923854] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.930120] ---[ end trace 3dea7fd589320d36 ]--- [ 67.276319] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 66.934736] 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 [ 67.310974] CPU: 0 PID: 2321 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 67.334461] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 67.340431] RIP: 0010:refcount_warn_saturate+0x74/0x110 [ 67.345702] Code: 01 01 e8 fa 7d 95 00 0f 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 b8 c6 05 c5 2e 94 01 01 e8 d7 7d 95 00 <0f> 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 [ 67.364490] RSP: 0018:ffffbab4c1f47e48 EFLAGS: 00010286 [ 67.369759] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 [ 67.376930] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 67.384102] RBP: ffffffffb8f8285b R08: 0000000000000000 R09: 0000000000000000 [ 67.391287] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 67.398494] R13: ffffbab4c1f47f10 R14: ffffbab4c1f47f10 R15: ffff9c2c45925000 [ 67.405671] FS: 00007f418992b580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 67.413828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.419626] CR2: 00007f41896f9000 CR3: 0000000105748000 CR4: 00000000001506f0 [ 67.426825] Call Trace: [ 67.429325] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 [ 67.433846] direct_entry.cold+0x2c/0x38 [ 67.437859] full_proxy_write+0x56/0x80 [ 67.441777] vfs_write+0xea/0x3a0 [ 67.445146] ksys_write+0x68/0xf0 [ 67.448536] do_syscall_64+0x33/0x40 [ 67.452184] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 67.457389] RIP: 0033:0x7f41898068f3 [ 67.461005] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 67.479850] RSP: 002b:00007ffef98a32f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.487468] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f41898068f3 [ 67.494652] RDX: 0000000000000012 RSI: 00007f41896f9000 RDI: 0000000000000001 [ 67.501821] RBP: 00007f41896f9000 R08: 00007f41896f8010 R09: 0000000000000000 [ 67.508980] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 67.516117] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.523260] irq event stamp: 0 [ 67.526324] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.532589] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 67.540759] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 67.548941] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.555202] ---[ end trace 3dea7fd589320d37 ]--- [ 67.559820] lkdtm: Zero detected: saturated # [ 67.057531] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 67.083118] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 67.111654] lkdtm: Good: zero detected # [ 67.137566] lkdtm: Correctly stayed at zero # [ 67.163927] lkdtm: attempting bad refcount_add() from zero # [ 67.191583] ------------[ cut here ]------------ # [ 67.218406] refcount_t: addition on 0; use-after-free. # [ 67.245874] WARNING: CPU: 0 PID: 2321 at lib/refcount.c:25 refcount_warn_saturate+0x74/0x110 # [ 67.276319] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.310974] CPU: 0 PID: 2321 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 67.334461] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 67.340431] RIP: 0010:refcount_warn_saturate+0x74/0x110 # [ 67.345702] Code: 01 01 e8 fa 7d 95 00 0f 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 b8 c6 05 c5 2e 94 01 01 e8 d7 7d 95 00 <0f> 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 # [ 67.364490] RSP: 0018:ffffbab4c1f47e48 EFLAGS: 00010286 # [ 67.369759] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 67.376930] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [[ 67.699616] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED 67.384102] RBP: ffffffffb8f8285b R08: 0000000000000000 R09: 0000000000000000 # [ 67.391287] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 67.398494] R13: ffffbab4c1f47f10 R14: ffffbab4c1f47f10 R15: ffff9c2c45925000 # [ 6[ 67.709682] lkdtm: attempting bad refcount_inc() from saturated 7.405671] FS: 00007f418992b580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 67.413828] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 67.419626] CR2: 00007f41896f9000 CR3: 0000000105748000 CR4: 00000000001506f0 # [ 67.426825][ 67.737782] ------------[ cut here ]------------ Call Trace: # [ 67.429325] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xc1 # [ 67.433846] direct_entry.cold+0x2c/0x38 # [ 67.437859] full_proxy_write+0x56/0x80 # [ 67.441777] vfs_write+0xea/0x3a0 # [ 67.445146] ksys_write+0x68/0xf0 # [ 67.448536][ 67.764581] refcount_t: saturated; leaking memory. do_syscall_64+0x33/0x40 # [ 67.452184] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 67.457389] RIP: 0033:0x7f41898068f3 # [ 67.461005] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 1[ 67.791599] WARNING: CPU: 0 PID: 2356 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 4 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 67.479850] RSP: 002b:00007ffef98a32f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 67.487468] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f418[ 67.822143] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 98068f3 # [ 67.494652] RDX: 0000000000000012 RSI: 00007f41896f9000 RDI: 0000000000000001 # [ 67.501821] RBP: 00007f41896f9000 R08: 00007f41896f8010 R09: 0000000000000000 # [ 67.508980] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000[ 67.856787] CPU: 0 PID: 2356 Comm: cat Tainted: G D W 5.10.150-cip18 #1 001 # [ 67.516117] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 67.523260] irq event stamp: 0 # [ 67.526324] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.532589] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 67.540759] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 67.548941] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.555202] ---[ end trace 3dea7fd589320d[ 67.914802] RIP: 0010:refcount_warn_saturate+0x51/0x110 37 ]--- # [ 67.559820] 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 [ 67.942221] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 [ 67.977929] RSP: 0018:ffffbab4c1fc7e48 EFLAGS: 00010286 [ 67.983196] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 [ 67.990385] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 67.997557] RBP: ffffffffb8f8286d R08: 0000000000000000 R09: 0000000000000000 [ 68.004717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 68.011889] R13: ffffbab4c1fc7f10 R14: ffffbab4c1fc7f10 R15: ffff9c2c4407a000 [ 68.019066] FS: 00007f160c5c4580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 68.027204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.033069] CR2: 00007f160c391000 CR3: 0000000104078000 CR4: 00000000001506f0 [ 68.040248] Call Trace: [ 68.042773] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 [ 68.047732] direct_entry.cold+0x2c/0x38 [ 68.051715] full_proxy_write+0x56/0x80 [ 68.055620] vfs_write+0xea/0x3a0 [ 68.059006] ksys_write+0x68/0xf0 [ 68.062453] do_syscall_64+0x33/0x40 [ 68.066069] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.071189] RIP: 0033:0x7f160c49e8f3 [ 68.074842] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 68.093681] RSP: 002b:00007ffcd85e23d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.101303] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f160c49e8f3 [ 68.108518] RDX: 0000000000000017 RSI: 00007f160c391000 RDI: 0000000000000001 [ 68.115677] RBP: 00007f160c391000 R08: 00007f160c390010 R09: 0000000000000000 [ 68.122821] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 68.129956] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.137105] irq event stamp: 0 [ 68.140165] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.146430] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 68.154600] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 68.162768] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.169043] ---[ end trace 3dea7fd589320d38 ]--- [ 68.173658] lkdtm: Saturation detected: still saturated # [ 67.699616] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 67.709682] lkdtm: attempting bad refcount_inc() from saturated # [ 67.737782] ------------[ cut here ]------------ # [ 67.764581] refcount_t: saturated; leaking memory. # [ 67.791599] WARNING: CPU: 0 PID: 2356 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 67.822143] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 67.856787] CPU: 0 PID: 2356 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 67.886787] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 67.914802] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 67.942221] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 # [ 67.977929] RSP: 0018:ffffbab4c1fc7e48 EFLAGS: 00010286 # [ 67.983196] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 67.990385] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 67.997557] RBP: ffffffffb8f8286d R08: 0000000000000000 R09: 0000000000000000 # [ 68.004717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 68.011889] R13: ffffbab4c1fc7f10 R14: ffffbab4c1fc7f10 R15: ffff9c2c4407a000 # [ 68.019066] FS: 00007f160c5c4580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 68.027204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 68.0330[ 68.318389] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED 69] CR2: 00007f160c391000 CR3: 0000000104078000 CR4: 00000000001506f0 # [ 68.040248] Call Trace: # [ 68.042773] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x64 # [ 68.047732] direct_entry.cold+0x2c/0x38 # [ 68.051715] full_proxy_write+0x56/0x80 # [ [ 68.345057] lkdtm: attempting bad refcount_dec() from saturated 68.055620] vfs_write+0xea/0x3a0 # [ 68.059006] ksys_write+0x68/0xf0 # [ 68.062453] do_syscall_64+0x33/0x40 # [ 68.066069] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 68.071189] RIP: 0033:0x7f160c49e8f3 # [ 68.074842] Code: 8b 15 a1 25[ 68.373171] ------------[ cut here ]------------ 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 68.093681] RSP: 002b:00007ffcd85e23d8 EFLAGS: 00000246 ORIG_RAX: 0[ 68.399956] refcount_t: decrement hit 0; leaking memory. 000000000000001 # [ 68.101303] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f160c49e8f3 # [ 68.108518] RDX: 0000000000000017 RSI: 00007f160c391000 RDI: 0000000000000001 # [ 68.115677] RBP: 00007f160c391000 R08: 00007f160c390010 R09: 00000[ 68.427501] WARNING: CPU: 0 PID: 2391 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 00000000000 # [ 68.122821] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 68.129956] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 68.137105] irq event stamp: 0 # [ 68.140165] hardirqs last enable[ 68.458048] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify d at (0): [<0000000000000000>] 0x0 # [ 68.146430] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 68.154600] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 68.162768] softirqs la[ 68.492740] CPU: 0 PID: 2391 Comm: cat Tainted: G D W 5.10.150-cip18 #1 st disabled at (0): [<0000000000000000>] 0x0 # [ 68.169043] ---[ end trace 3dea7fd589320d38 ]--- # [ 68.173658] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lk[ 68.522571] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 dtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh [ 68.550724] RIP: 0010:refcount_warn_saturate+0xfb/0x110 [ 68.562745] Code: d0 e2 f1 b8 c6 05 55 2e 94 01 01 e8 6a 7d 95 00 0f 0b e9 58 9e c4 00 48 c7 c7 a0 e2 f1 b8 c6 05 3c 2e 94 01 01 e8 50 7d 95 00 <0f> 0b e9 3e 9e c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b [ 68.581514] RSP: 0018:ffffbab4c403fe48 EFLAGS: 00010286 [ 68.586751] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 68.593924] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 68.601067] RBP: ffffffffb8f82884 R08: 0000000000000000 R09: 0000000000000000 [ 68.608237] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 68.615386] R13: ffffbab4c403ff10 R14: ffffbab4c403ff10 R15: ffff9c2c430a8000 [ 68.622542] FS: 00007f11e26083c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 68.630643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.636417] CR2: 00007f11e23d9000 CR3: 000000010306c000 CR4: 00000000001506f0 [ 68.643560] Call Trace: [ 68.646070] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f [ 68.650975] direct_entry.cold+0x2c/0x38 [ 68.654942] full_proxy_write+0x56/0x80 [ 68.658795] vfs_write+0xea/0x3a0 [ 68.662172] ksys_write+0x68/0xf0 [ 68.665559] do_syscall_64+0x33/0x40 [ 68.669196] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 68.674299] RIP: 0033:0x7f11e24e68f3 [ 68.677947] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 68.696748] RSP: 002b:00007ffc00740958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.704429] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f11e24e68f3 [ 68.711623] RDX: 0000000000000017 RSI: 00007f11e23d9000 RDI: 0000000000000001 [ 68.718798] RBP: 00007f11e23d9000 R08: 00007f11e23d8010 R09: 0000000000000000 [ 68.726009] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 68.733185] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 68.740400] irq event stamp: 0 [ 68.743511] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.749837] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 68.758037] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 68.766236] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.772504] ---[ end trace 3dea7fd589320d39 ]--- [ 68.777127] lkdtm: Saturation detected: still saturated # [ 68.318389] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 68.345057] lkdtm: attempting bad refcount_dec() from saturated # [ 68.373171] ------------[ cut here ]------------ # [ 68.399956] refcount_t: decrement hit 0; leaking memory. # [ 68.427501] WARNING: CPU: 0 PID: 2391 at lib/refcount.c:31 refcount_warn_saturate+0xfb/0x110 # [ 68.458048] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 68.492740] CPU: 0 PID: 2391 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 68.522571] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 68.550724] RIP: 0010:refcount_warn_saturate+0xfb/0x110 # [ 68.562745] Code: d0 e2 f1 b8 c6 05 55 2e 94 01 01 e8 6a 7d 95 00 0f 0b e9 58 9e c4 00 48 c7 c7 a0 e2 f1 b8 c6 05 3c 2e 94 01 01 e8 50 7d 95 00 <0f> 0b e9 3e 9e c4 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b # [ 68.581514] RSP: 0018:ffffbab4c403fe48 EFLAGS: 00010286 # [ 68.586751] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 68.593924] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 68.601067] RBP: ffffffffb8f82884 R08: 0000000000000000 R09: 0000000000000000 # [ 68.608237] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 68.615386] R13: ffffbab4c403ff10 R14: ffffbab4c403ff10 R15: ffff9c2c430a8000 # [ 68.622542] FS: 00007f11e26083c0(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 68.630643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 6[ 68.928508] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED 8.636417] CR2: 00007f11e23d9000 CR3: 000000010306c000 CR4: 00000000001506f0 # [ 68.643560] Call Trace: # [ 68.646070] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5f # [ 68.650975] direct_entry.cold+0x2c/0x38 # [ 68.654942] full_proxy_write+0x56/0x80[ 68.949343] lkdtm: attempting bad refcount_dec() from saturated # [ 68.658795] vfs_write+0xea/0x3a0 # [ 68.662172] ksys_write+0x68/0xf0 # [ 68.665559] do_syscall_64+0x33/0x40 # [ 68.669196] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 68.674299] RIP: 0033:0x7f11e24e68f3 # [ 68.677947] Code: 8b 15[ 68.977467] ------------[ cut here ]------------ a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 68.696748] RSP: 002b:00007ffc00740958 EFLAGS: 00000246 ORIG_[ 69.004240] refcount_t: saturated; leaking memory. RAX: 0000000000000001 # [ 68.704429] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f11e24e68f3 # [ 68.711623] RDX: 0000000000000017 RSI: 00007f11e23d9000 RDI: 0000000000000001 # [ 68.718798] RBP: 00007f11e23d9000 R08: 00007f11e23d8010 R09:[ 69.031242] WARNING: CPU: 0 PID: 2426 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 0000000000000000 # [ 68.726009] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 68.733185] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 68.740400] irq event stamp: 0 # [ 68.743511] hardirqs last [ 69.061844] 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): [<0000000000000000>] 0x0 # [ 68.749837] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 68.758037] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 68.766236] softi[ 69.096524] CPU: 0 PID: 2426 Comm: cat Tainted: G D W 5.10.150-cip18 #1 rqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.772504] ---[ end trace 3dea7fd589320d39 ]--- # [ 68.777127] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftes[ 69.126356] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ts: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh [ 69.154485] RIP: 0010:refcount_warn_saturate+0x51/0x110 [ 69.167038] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 [ 69.185814] RSP: 0018:ffffbab4c40bfe48 EFLAGS: 00010286 [ 69.191058] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 [ 69.198213] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 69.205361] RBP: ffffffffb8f8289b R08: 0000000000000000 R09: 0000000000000000 [ 69.212520] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 69.219667] R13: ffffbab4c40bff10 R14: ffffbab4c40bff10 R15: ffff9c2c43814000 [ 69.226828] FS: 00007ff5c5943580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 69.234933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.240690] CR2: 00007ff5c5711000 CR3: 00000001028ea000 CR4: 00000000001506f0 [ 69.247836] Call Trace: [ 69.250316] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 [ 69.255218] direct_entry.cold+0x2c/0x38 [ 69.259174] full_proxy_write+0x56/0x80 [ 69.263034] vfs_write+0xea/0x3a0 [ 69.266385] ksys_write+0x68/0xf0 [ 69.269726] do_syscall_64+0x33/0x40 [ 69.273337] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.278407] RIP: 0033:0x7ff5c581e8f3 [ 69.282020] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 69.300780] RSP: 002b:00007ffd6fbe2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.308411] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007ff5c581e8f3 [ 69.315597] RDX: 0000000000000017 RSI: 00007ff5c5711000 RDI: 0000000000000001 [ 69.322798] RBP: 00007ff5c5711000 R08: 00007ff5c5710010 R09: 0000000000000000 [ 69.329981] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 69.337197] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 69.344402] irq event stamp: 0 [ 69.347558] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 69.353914] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 69.362150] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 69.370397] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 69.376737] ---[ end trace 3dea7fd589320d3a ]--- [ 69.381474] lkdtm: Saturation detected: still saturated # [ 68.928508] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 68.949343] lkdtm: attempting bad refcount_dec() from saturated # [ 68.977467] ------------[ cut here ]------------ # [ 69.004240] refcount_t: saturated; leaking memory. # [ 69.031242] WARNING: CPU: 0 PID: 2426 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110 # [ 69.061844] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 69.096524] CPU: 0 PID: 2426 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 69.126356] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.154485] RIP: 0010:refcount_warn_saturate+0x51/0x110 # [ 69.167038] Code: 84 bc 00 00 00 e9 0f 9f c4 00 85 f6 74 46 80 3d f9 2e 94 01 00 75 ee 48 c7 c7 20 e2 f1 b8 c6 05 e9 2e 94 01 01 e8 fa 7d 95 00 <0f> 0b e9 e8 9e c4 00 80 3d d5 2e 94 01 00 75 cb 48 c7 c7 48 e2 f1 # [ 69.185814] RSP: 0018:ffffbab4c40bfe48 EFLAGS: 00010286 # [ 69.191058] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 69.198213] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 69.205361] RBP: ffffffffb8f8289b R08: 0000000000000000 R09: 0000000000000000 # [ 69.212520] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 69.219667] R13: ffffbab4c40bff10 R14: ffffbab4c40bff10 R15: ffff9c2c43814000 # [ 69.226828] FS: 00007ff5c5943580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 69.234933] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 69.240690] CR2: [ 69.535364] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED 00007ff5c5711000 CR3: 00000001028ea000 CR4: 00000000001506f0 # [ 69.247836] Call Trace: # [ 69.250316] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x64 # [ 69.255218] direct_entry.cold+0x2c/0x38 # [ 69.259174] full_proxy_write+0x56/0x80 # [ 69.2630[ 69.559971] lkdtm: attempting bad refcount_inc_not_zero() from saturated 34] vfs_write+0xea/0x3a0 # [ 69.266385] ksys_write+0x68/0xf0 # [ 69.269726] do_syscall_64+0x33/0x40 # [ 69.273337] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 69.278407] RIP: 0033:0x7ff5c581e8f3 # [ 69.282020] Code: 8b 15 a1 25 0e 00 f7[ 69.588858] ------------[ cut here ]------------ d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 69.300780] RSP: 002b:00007ffd6fbe2c28 EFLAGS: 00000246 ORIG_RAX: 0000000000[ 69.615645] refcount_t: saturated; leaking memory. 000001 # [ 69.308411] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007ff5c581e8f3 # [ 69.315597] RDX: 0000000000000017 RSI: 00007ff5c5711000 RDI: 0000000000000001 # [ 69.322798] RBP: 00007ff5c5711000 R08: 00007ff5c5710010 R09: 00000000000000[ 69.642648] WARNING: CPU: 0 PID: 2458 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 00 # [ 69.329981] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 69.337197] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 69.344402] irq event stamp: 0 # [ 69.347558] hardirqs last enabled at (0):[ 69.673242] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [<0000000000000000>] 0x0 # [ 69.353914] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 69.362150] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 # [ 69.370397] softirqs last disabl[ 69.707930] CPU: 0 PID: 2458 Comm: cat Tainted: G D W 5.10.150-cip18 #1 ed at (0): [<0000000000000000>] 0x0 # [ 69.376737] ---[ end trace 3dea7fd589320d3a ]--- # [ 69.381474] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFC[ 69.737758] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 OUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh [ 69.765887] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 69.777940] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 [ 69.796711] RSP: 0018:ffffbab4c415fe38 EFLAGS: 00010282 [ 69.801966] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 69.809113] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 69.816285] RBP: ffffffffb8f824c8 R08: 0000000000000000 R09: 0000000000000000 [ 69.823431] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 69.830584] R13: ffffbab4c415ff10 R14: ffffbab4c415ff10 R15: ffff9c2c4593e000 [ 69.837732] FS: 00007fc7ccf01580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 69.845841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.851604] CR2: 00007fc7ccd01000 CR3: 00000001057a8000 CR4: 00000000001506f0 [ 69.858757] Call Trace: [ 69.861233] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 69.866753] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 [ 69.872428] direct_entry.cold+0x2c/0x38 [ 69.876428] full_proxy_write+0x56/0x80 [ 69.880326] vfs_write+0xea/0x3a0 [ 69.883720] ksys_write+0x68/0xf0 [ 69.887159] do_syscall_64+0x33/0x40 [ 69.890775] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 69.895904] RIP: 0033:0x7fc7cce0e8f3 [ 69.899557] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 69.918369] RSP: 002b:00007ffe4865a8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.926018] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc7cce0e8f3 [ 69.933250] RDX: 0000000000000020 RSI: 00007fc7ccd01000 RDI: 0000000000000001 [ 69.940450] RBP: 00007fc7ccd01000 R08: 00007fc7ccd00010 R09: 0000000000000000 [ 69.947672] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 69.954877] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 69.962070] irq event stamp: 0 [ 69.965169] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 69.971468] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 69.979673] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 69.987851] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 69.994126] ---[ end trace 3dea7fd589320d3b ]--- [ 69.998752] lkdtm: Saturation detected: still saturated # [ 69.535364] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 69.559971] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 69.588858] ------------[ cut here ]------------ # [ 69.615645] refcount_t: saturated; leaking memory. # [ 69.642648] WARNING: CPU: 0 PID: 2458 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 69.673242] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 69.707930] CPU: 0 PID: 2458 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 69.737758] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 69.765887] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 69.777940] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 # [ 69.796711] RSP: 0018:ffffbab4c415fe38 EFLAGS: 00010282 # [ 69.801966] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 69.809113] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 69.816285] RBP: ffffffffb8f824c8 R08: 0000000000000000 R09: 0000000000000000 # [ 69.823431] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 69.830584] R13: ffffbab4c415ff10 R14: ffffbab4c415ff10 R15: ffff9c2c4593e000 # [ 69.837732] FS: 00007fc7ccf01580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 69.845841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 69.8516[ 70.149797] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED 04] CR2: 00007fc7ccd01000 CR3: 00000001057a8000 CR4: 00000000001506f0 # [ 69.858757] Call Trace: # [ 69.861233] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 69.866753] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x76 # [ 69.872428] direc[ 70.176687] lkdtm: attempting bad refcount_add_not_zero() from saturated t_entry.cold+0x2c/0x38 # [ 69.876428] full_proxy_write+0x56/0x80 # [ 69.880326] vfs_write+0xea/0x3a0 # [ 69.883720] ksys_write+0x68/0xf0 # [ 69.887159] do_syscall_64+0x33/0x40 # [ 69.890775] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [[ 70.205572] ------------[ cut here ]------------ 69.895904] RIP: 0033:0x7fc7cce0e8f3 # [ 69.899557] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18[ 70.232365] refcount_t: saturated; leaking memory. # [ 69.918369] RSP: 002b:00007ffe4865a8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.926018] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fc7cce0e8f3 # [ 69.933250] RDX: 0000000000000020 RSI: 00007fc7ccd01000 RDI: 000000000000000[ 70.259363] WARNING: CPU: 0 PID: 2490 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 1 # [ 69.940450] RBP: 00007fc7ccd01000 R08: 00007fc7ccd00010 R09: 0000000000000000 # [ 69.947672] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 69.954877] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 #[ 70.289962] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 69.962070] irq event stamp: 0 # [ 69.965169] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 69.971468] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 69.979673] softirqs last enabled at (0): [<[ 70.324652] CPU: 0 PID: 2490 Comm: cat Tainted: G D W 5.10.150-cip18 #1 ffffffffb7700cf0>] copy_process+0x640/0x1c80 # [ 69.987851] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 69.994126] ---[ end trace 3dea7fd589320d3b ]--- # [ 69.998752] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_[ 70.354477] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ZERO_SATURATED: saw 'call trace:': ok ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh [ 70.382613] RIP: 0010:refcount_warn_saturate+0x97/0x110 [ 70.401220] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 [ 70.419994] RSP: 0018:ffffbab4c41efe38 EFLAGS: 00010282 [ 70.425238] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 70.432387] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 70.439533] RBP: ffffffffb8f824e8 R08: 0000000000000000 R09: 0000000000000000 [ 70.446692] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 70.453837] R13: ffffbab4c41eff10 R14: ffffbab4c41eff10 R15: ffff9c2c43840000 [ 70.460993] FS: 00007f5d1d811580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 70.469099] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.474862] CR2: 00007f5d1d611000 CR3: 0000000103826000 CR4: 00000000001506f0 [ 70.482007] Call Trace: [ 70.484490] __refcount_add_not_zero.constprop.0+0x2a/0x35 [ 70.489998] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 [ 70.495687] direct_entry.cold+0x2c/0x38 [ 70.499631] full_proxy_write+0x56/0x80 [ 70.503504] vfs_write+0xea/0x3a0 [ 70.506843] ksys_write+0x68/0xf0 [ 70.510195] do_syscall_64+0x33/0x40 [ 70.513797] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 70.518927] RIP: 0033:0x7f5d1d71e8f3 [ 70.522554] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 70.541322] RSP: 002b:00007ffc9f5027f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 70.548953] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5d1d71e8f3 [ 70.556127] RDX: 0000000000000020 RSI: 00007f5d1d611000 RDI: 0000000000000001 [ 70.563303] RBP: 00007f5d1d611000 R08: 00007f5d1d610010 R09: 0000000000000000 [ 70.570491] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 70.577677] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 70.584863] irq event stamp: 0 [ 70.588010] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 70.594351] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 70.602636] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 70.610862] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 70.617179] ---[ end trace 3dea7fd589320d3c ]--- [ 70.621852] lkdtm: Saturation detected: still saturated # [ 70.149797] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 70.176687] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 70.205572] ------------[ cut here ]------------ # [ 70.232365] refcount_t: saturated; leaking memory. # [ 70.259363] WARNING: CPU: 0 PID: 2490 at lib/refcount.c:19 refcount_warn_saturate+0x97/0x110 # [ 70.289962] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 70.324652] CPU: 0 PID: 2490 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 70.354477] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 70.382613] RIP: 0010:refcount_warn_saturate+0x97/0x110 # [ 70.401220] Code: 01 01 e8 d7 7d 95 00 0f 0b e9 c5 9e c4 00 80 3d b4 2e 94 01 00 75 a8 48 c7 c7 20 e2 f1 b8 c6 05 a4 2e 94 01 01 e8 b4 7d 95 00 <0f> 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 # [ 70.419994] RSP: 0018:ffffbab4c41efe38 EFLAGS: 00010282 # [ 70.425238] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 70.432387] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 70.439533] RBP: ffffffffb8f824e8 R08: 0000000000000000 R09: 0000000000000000 # [ 70.446692] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 70.453837] R13: ffffbab4c41eff10 R14: ffffbab4c41eff10 R15: ffff9c2c43840000 # [ 70.460993] FS: 00007f5d1d811580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 70.469099] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 70.4748[ 70.781507] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED 62] CR2: 00007f5d1d611000 CR3: 0000000103826000 CR4: 00000000001506f0 # [ 70.482007] Call Trace: # [ 70.484490] __refcount_add_not_zero.constprop.0+0x2a/0x35 # [ 70.489998] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x76 # [ 70.495687] direc[ 70.805679] lkdtm: attempting bad refcount_dec_and_test() from saturated t_entry.cold+0x2c/0x38 # [ 70.499631] full_proxy_write+0x56/0x80 # [ 70.503504] vfs_write+0xea/0x3a0 # [ 70.506843] ksys_write+0x68/0xf0 # [ 70.510195] do_syscall_64+0x33/0x40 # [ 70.513797] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [[ 70.834575] ------------[ cut here ]------------ 70.518927] RIP: 0033:0x7f5d1d71e8f3 # [ 70.522554] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18[ 70.861356] refcount_t: underflow; use-after-free. # [ 70.541322] RSP: 002b:00007ffc9f5027f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 70.548953] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f5d1d71e8f3 # [ 70.556127] RDX: 0000000000000020 RSI: 00007f5d1d611000 RDI: 000000000000000[ 70.888358] WARNING: CPU: 0 PID: 2525 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 1 # [ 70.563303] RBP: 00007f5d1d611000 R08: 00007f5d1d610010 R09: 0000000000000000 # [ 70.570491] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 70.577677] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 #[ 70.918966] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify [ 70.584863] irq event stamp: 0 # [ 70.588010] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 70.594351] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 70.602636] softirqs last enabled at (0): [<[ 70.953664] CPU: 0 PID: 2525 Comm: cat Tainted: G D W 5.10.150-cip18 #1 ffffffffb7700cf0>] copy_process+0x640/0x1c80 # [ 70.610862] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 70.617179] ---[ end trace 3dea7fd589320d3c ]--- # [ 70.621852] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_NOT_[ 70.983499] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 ZERO_SATURATED: saw 'call trace:': ok ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh [ 71.011623] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 71.030253] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 [ 71.049040] RSP: 0018:ffffbab4c424fe40 EFLAGS: 00010286 [ 71.054299] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 [ 71.061467] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 71.068638] RBP: ffffffffb8f82508 R08: 0000000000000000 R09: 0000000000000000 [ 71.075811] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 71.082979] R13: ffffbab4c424ff10 R14: ffffbab4c424ff10 R15: ffff9c2c4489d000 [ 71.090162] FS: 00007fd935ed2580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 71.098305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.104121] CR2: 00007fd935ca1000 CR3: 0000000103a26000 CR4: 00000000001506f0 [ 71.111371] Call Trace: [ 71.113872] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 71.119428] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 [ 71.125166] direct_entry.cold+0x2c/0x38 [ 71.129163] full_proxy_write+0x56/0x80 [ 71.133057] vfs_write+0xea/0x3a0 [ 71.136472] ksys_write+0x68/0xf0 [ 71.139869] do_syscall_64+0x33/0x40 [ 71.143518] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.148641] RIP: 0033:0x7fd935dae8f3 [ 71.152273] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 71.171129] RSP: 002b:00007ffe275cbe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.178733] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd935dae8f3 [ 71.185894] RDX: 0000000000000020 RSI: 00007fd935ca1000 RDI: 0000000000000001 [ 71.193029] RBP: 00007fd935ca1000 R08: 00007fd935ca0010 R09: 0000000000000000 [ 71.200165] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.207308] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.214442] irq event stamp: 0 [ 71.217498] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.223763] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 71.231932] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 71.240113] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.246374] ---[ end trace 3dea7fd589320d3d ]--- [ 71.250989] lkdtm: Saturation detected: still saturated # [ 70.781507] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 70.805679] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 70.834575] ------------[ cut here ]------------ # [ 70.861356] refcount_t: underflow; use-after-free. # [ 70.888358] WARNING: CPU: 0 PID: 2525 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 70.918966] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 70.953664] CPU: 0 PID: 2525 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 70.983499] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 71.011623] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 71.030253] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 71.049040] RSP: 0018:ffffbab4c424fe40 EFLAGS: 00010286 # [ 71.054299] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 71.061467] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 71.068638] RBP: ffffffffb8f82508 R08: 0000000000000000 R09: 0000000000000000 # [ 71.075811] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 71.082979] R13: ffffbab4c424ff10 R14: ffffbab4c424ff10 R15: ffff9c2c4489d000 # [ 71.090162] FS: 00007fd935ed2580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 71.098305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050[ 71.401953] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED 033 # [ 71.104121] CR2: 00007fd935ca1000 CR3: 0000000103a26000 CR4: 00000000001506f0 # [ 71.111371] Call Trace: # [ 71.113872] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 71.119428] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x76 # [ [ 71.426516] lkdtm: attempting bad refcount_sub_and_test() from saturated 71.125166] direct_entry.cold+0x2c/0x38 # [ 71.129163] full_proxy_write+0x56/0x80 # [ 71.133057] vfs_write+0xea/0x3a0 # [ 71.136472] ksys_write+0x68/0xf0 # [ 71.139869] do_syscall_64+0x33/0x40 # [ 71.143518] entry_SYSCALL_64_after_hwfr[ 71.455417] ------------[ cut here ]------------ ame+0x61/0xc6 # [ 71.148641] RIP: 0033:0x7fd935dae8f3 # [ 71.152273] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec[ 71.482230] refcount_t: underflow; use-after-free. 28 48 89 54 24 18 # [ 71.171129] RSP: 002b:00007ffe275cbe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 71.178733] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fd935dae8f3 # [ 71.185894] RDX: 0000000000000020 RSI: 00007fd935ca1000 RD[ 71.509234] WARNING: CPU: 0 PID: 2560 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 I: 0000000000000001 # [ 71.193029] RBP: 00007fd935ca1000 R08: 00007fd935ca0010 R09: 0000000000000000 # [ 71.200165] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 71.207308] R13: 0000000000000001 R14: 0000000000020000 R15: 0[ 71.539879] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify 000000000020000 # [ 71.214442] irq event stamp: 0 # [ 71.217498] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 71.223763] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 71.231932] softirqs last [ 71.574457] CPU: 0 PID: 2560 Comm: cat Tainted: G D W 5.10.150-cip18 #1 enabled at (0): [] copy_process+0x640/0x1c80 # [ 71.240113] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.246374] ---[ end trace 3dea7fd589320d3d ]--- # [ 71.250989] lkdtm: Saturation detected: still saturated #[ 71.604358] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh [ 71.632433] RIP: 0010:refcount_warn_saturate+0xba/0x110 [ 71.654772] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 [ 71.673538] RSP: 0018:ffffbab4c42c7e40 EFLAGS: 00010286 [ 71.678780] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 [ 71.685931] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 [ 71.693079] RBP: ffffffffb8f82528 R08: 0000000000000000 R09: 0000000000000000 [ 71.700232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 71.707380] R13: ffffbab4c42c7f10 R14: ffffbab4c42c7f10 R15: ffff9c2c43140000 [ 71.714531] FS: 00007f6075f09580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 [ 71.722634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.728420] CR2: 00007f6075cd9000 CR3: 0000000104654000 CR4: 00000000001506f0 [ 71.735577] Call Trace: [ 71.738071] __refcount_sub_and_test.constprop.0+0x3c/0x50 [ 71.743578] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 [ 71.749268] direct_entry.cold+0x2c/0x38 [ 71.753215] full_proxy_write+0x56/0x80 [ 71.757100] vfs_write+0xea/0x3a0 [ 71.760431] ksys_write+0x68/0xf0 [ 71.763814] do_syscall_64+0x33/0x40 [ 71.767445] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 71.772586] RIP: 0033:0x7f6075de68f3 [ 71.776225] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 71.795063] RSP: 002b:00007fffa7707498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 71.802702] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f6075de68f3 [ 71.809883] RDX: 0000000000000020 RSI: 00007f6075cd9000 RDI: 0000000000000001 [ 71.817061] RBP: 00007f6075cd9000 R08: 00007f6075cd8010 R09: 0000000000000000 [ 71.824236] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 71.831455] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 71.838669] irq event stamp: 0 [ 71.841781] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 71.848135] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 [ 71.856356] softirqs last enabled at (0): [] copy_process+0x640/0x1c80 [ 71.864545] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 71.870822] ---[ end trace 3dea7fd589320d3e ]--- [ 71.875477] lkdtm: Saturation detected: still saturated # [ 71.401953] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 71.426516] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 71.455417] ------------[ cut here ]------------ # [ 71.482230] refcount_t: underflow; use-after-free. # [ 71.509234] WARNING: CPU: 0 PID: 2560 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110 # [ 71.539879] Modules linked in: fuse ip_tables cros_ec_sysfs cros_ec_lightbar cros_ec_debugfs cros_ec_chardev cros_ec_dev cros_usbpd_notify # [ 71.574457] CPU: 0 PID: 2560 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 71.604358] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 71.632433] RIP: 0010:refcount_warn_saturate+0xba/0x110 # [ 71.654772] Code: 01 01 e8 b4 7d 95 00 0f 0b e9 a2 9e c4 00 80 3d 8e 2e 94 01 00 75 85 48 c7 c7 78 e2 f1 b8 c6 05 7e 2e 94 01 01 e8 91 7d 95 00 <0f> 0b e9 7f 9e c4 00 80 3d 69 2e 94 01 00 0f 85 5e ff ff ff 48 c7 # [ 71.673538] RSP: 0018:ffffbab4c42c7e40 EFLAGS: 00010286 # [ 71.678780] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 71.685931] RDX: ffff9c2c6ac2c660 RSI: ffff9c2c6ac1bf70 RDI: ffff9c2c6ac1bf70 # [ 71.693079] RBP: ffffffffb8f82528 R08: 0000000000000000 R09: 0000000000000000 # [ 71.700232] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 71.707380] R13: ffffbab4c42c7f10 R14: ffffbab4c42c7f10 R15: ffff9c2c43140000 # [ 71.714531] FS: 00007f6075f09580(0000) GS:ffff9c2c6ac00000(0000) knlGS:0000000000000000 # [ 71.722634] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 71.728420] CR2: 00007f6075cd9000 CR3: 0000000104654000 CR4: 00000000001506f0 # [ 71.735577] Call Trace: # [ 71.738071] __refcount_sub_and_test.constprop.0+0x3c/0x50 # [ 71.743578] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x76 # [ 71.749268] direct_entry.cold+0x2c/0x38 # [ 71.753215] full_proxy_write+0x56/0x80 # [ 71.757100] vfs_write+0xea/0x3a0 # [ 71.760431] ksys_write+0x68/0xf0 # [ 71.763814] do_syscall_64+0x33/0x40 # [ 71.767445] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 71.772586] RIP: 0033:0x7f6075de68f3 # [ 71.776225] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 71.795063] RSP: 002b:00007fffa7707498 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 71.802702] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f6075de68f3 # [ 71.809883] RDX: 0000000000000020 RSI: 00007f6075cd9000 RDI: 0000000000000001 # [ 71.817061] RBP: 00007f6075cd9000 R08: 00007f6075cd8010 R09: 0000000000000000 # [ 71.824236] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 71.831455] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 #[ 72.172546] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO [ 71.838669] irq event stamp: 0 # [ 71.841781] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 71.848135] hardirqs last disabled at (0): [] copy_process+0x640/0x1c80 # [ 71.856356] softirqs last enabled at (0): [<[ 72.198816] lkdtm: attempting good copy_to_user of correct size ffffffffb7700cf0>] copy_process+0x640/0x1c80 # [ 71.864545] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 71.870822] ---[ end trace 3dea7fd589320d3e ]--- # [ 71.875477] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_[ 72.226900] lkdtm: attempting bad copy_to_user of too large size TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP # selftests: lkdtm: ATOMIC_TIMING.sh # Skipping ATOMIC_TIMING: timing only ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # [ 72.172546] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 72.198816] lkdtm: attempting good copy_to_user of correct size # [ 72.226900] 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 [ 72.399991] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM [ 72.406195] lkdtm: attempting good copy_from_user of correct size [ 72.412318] lkdtm: attempting bad copy_from_user of too large size # [ 72.399991] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 72.406195] lkdtm: attempting good copy_from_user of correct size # [ 72.412318] 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 [ 72.552173] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 72.558634] lkdtm: attempting good copy_to_user inside whitelist [ 72.564677] lkdtm: attempting bad copy_to_user outside whitelist # [ 72.552173] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 72.558634] lkdtm: attempting good copy_to_user inside whitelist # [ 72.564677] 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 [ 72.697866] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 72.704486] lkdtm: attempting good copy_from_user inside whitelist [ 72.710711] lkdtm: attempting bad copy_from_user outside whitelist # [ 72.697866] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 72.704486] lkdtm: attempting good copy_from_user inside whitelist # [ 72.710711] 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 [ 72.869883] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO [ 72.876083] lkdtm: good_stack: ffffbab4c4627e20-ffffbab4c4627e40 [ 72.882117] lkdtm: bad_stack : ffffbab4c4627da8-ffffbab4c4627dc8 [ 72.888138] lkdtm: attempting good copy_to_user of local stack [ 72.893982] lkdtm: attempting bad copy_to_user of distant stack # [ 72.869883] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 72.876083] lkdtm: good_stack: ffffbab4c4627e20-ffffbab4c4627e40 # [ 72.882117] lkdtm: bad_stack : ffffbab4c4627da8-ffffbab4c4627dc8 # [ 72.888138] lkdtm: attempting good copy_to_user of local stack # [ 72.893982] 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 [ 73.039646] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM [ 73.046018] lkdtm: good_stack: ffffbab4c46bfe20-ffffbab4c46bfe40 [ 73.052063] lkdtm: bad_stack : ffffbab4c46bfda8-ffffbab4c46bfdc8 [ 73.058083] lkdtm: attempting good copy_from_user of local stack [ 73.064111] lkdtm: attempting bad copy_from_user of distant stack # [ 73.039646] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 73.046018] lkdtm: good_stack: ffffbab4c46bfe20-ffffbab4c46bfe40 # [ 73.052063] lkdtm: bad_stack : ffffbab4c46bfda8-ffffbab4c46bfdc8 # [ 73.058083] lkdtm: attempting good copy_from_user of local stack # [ 73.064111] 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 [ 73.216158] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 73.222179] lkdtm: good_stack: ffffbab4c4737e20-ffffbab4c4737e40 [ 73.228214] lkdtm: bad_stack : ffffbab4c4737ff8-ffffbab4c4738018 [ 73.234371] lkdtm: attempting good copy_to_user of local stack [ 73.240372] lkdtm: attempting bad copy_to_user of distant stack [ 73.246304] lkdtm: copy_to_user failed, but lacked Oops # [ 73.216158] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 73.222179] lkdtm: good_stack: ffffbab4c4737e20-ffffbab4c4737e40 # [ 73.228214] lkdtm: bad_stack : ffffbab4c4737ff8-ffffbab4c4738018 # [ 73.234371] lkdtm: attempting good copy_to_user of local stack # [ 73.240372] lkdtm: attempting bad copy_to_user of distant stack # [ 73.246304] 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 [ 73.397721] lkdtm: Performing direct entry USERCOPY_KERNEL [ 73.403227] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb8b9b730 [ 73.411007] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb78e31d0 [ 73.418505] lkdtm: FAIL: survived bad copy_to_user() # [ 73.397721] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 73.403227] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffb8b9b730 # [ 73.411007] lkdtm: attempting bad copy_to_user from kernel text: ffffffffb78e31d0 # [ 73.418505] 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 [ 73.591809] lkdtm: Performing direct entry STACKLEAK_ERASING [ 73.597468] lkdtm: checking unused part of the thread stack (15928 bytes)... [ 73.604556] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) [ 73.611532] lkdtm: FAIL: the thread stack is NOT properly erased [ 73.617537] CPU: 0 PID: 2925 Comm: cat Tainted: G D W 5.10.150-cip18 #1 [ 73.625266] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 [ 73.631175] Call Trace: [ 73.633628] dump_stack+0x77/0x9b [ 73.636940] lkdtm_STACKLEAK_ERASING+0x116/0x144 [ 73.641551] direct_entry.cold+0x2c/0x38 [ 73.645469] full_proxy_write+0x56/0x80 [ 73.649301] vfs_write+0xea/0x3a0 [ 73.652611] ksys_write+0x68/0xf0 [ 73.655916] do_syscall_64+0x33/0x40 [ 73.659487] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 73.664532] RIP: 0033:0x7f2def7568f3 [ 73.668102] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 73.686838] RSP: 002b:00007ffcd1169738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 73.694395] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2def7568f3 [ 73.701517] RDX: 0000000000000012 RSI: 00007f2def649000 RDI: 0000000000000001 [ 73.708640] RBP: 00007f2def649000 R08: 00007f2def648010 R09: 0000000000000000 [ 73.715761] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 [ 73.722883] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 73.591809] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 73.597468] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 73.604556] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 73.611532] lkdtm: FAIL: the thread stack is NOT properly erased # [ 73.617537] CPU: 0 PID: 2925 Comm: cat Tainted: G D W 5.10.150-cip18 #1 # [ 73.625266] Hardware name: Google Grunt/Grunt, BIOS 09/05/2019 # [ 73.631175] Call Trace: # [ 73.633628] dump_stack+0x77/0x9b # [ 73.636940] lkdtm_STACKLEAK_ERASING+0x116/0x144 # [ 73.641551] direct_entry.cold+0x2c/0x38 # [ 73.645469] full_proxy_write+0x56/0x80 # [ 73.649301] vfs_write+0xea/0x3a0 # [ 73.652611] ksys_write+0x68/0xf0 # [ 73.655916] do_syscall_64+0x33/0x40 # [ 73.659487] entry_SYSCALL_64_after_hwframe+0x61/0xc6 # [ 73.664532] RIP: 0033:0x7f2def7568f3 # [ 73.668102] Code: 8b 15 a1 25 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 73.686838] RSP: 002b:00007ffcd1169738 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 73.694395] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f2def7568f3 # [ 73.701517] RDX: 0000000000000012 RSI: 00007f2def649000 RDI: 0000000000000001 # [ 73.708640] RBP: 00007f2def649000 R08: 00007f2def648010 R09: 0000000000000000 # [ 73.715761] R10: fffffffffffffbc5 R11: 0000000000000246 R12: 0000000000000001 # [ 73.722883] R13: 0000000000000001 R14: 000000[ 73.883913] lkdtm: Performing direct entry CFI_FORWARD_PROTO 0000020000 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 [ 73.900255] lkdtm: Calling matched prototype ... [ 73.924588] lkdtm: Calling mismatched prototype ... [ 73.929516] lkdtm: Fail: survived mismatched prototype function call! # [ 73.883913] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 73.900255] lkdtm: Calling matched prototype ... # [ 73.924588] lkdtm: Calling mismatched prototype ... # [ 73.929516] lkdtm: Fail: survived mismatched prototype function call! # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL] not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1 + ../../utils/send-to-lava.sh ./output/result.txt + set +x / #