[Enter `^Ec?' for help] coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 bootblock starting... CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz CPU: ID 806e9, Kabylake H0, ucode: 00000097 CPU: AES supported, TXT NOT supported, VT supported MCH: device id 590c (rev 02) is Kabylake-Y PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium IGD: device id 591c (rev 02) is Amberlake ULX GT2 VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset 1a0a80 size f47c coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 verstage starting... Probing TPM: .Timeout wait for TPM IRQ! .Timeout wait for TPM IRQ! . done! TPM ready after 0 ms Connected to device vid:did:rid of 1ae0:0028:00 Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373 Initialized TPM device CR50 revision 0 tlcl_send_startup: Startup return code is 0 TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area GBB found @ c11000 (978944 bytes) VB2:vb2_check_recovery() Recovery reason from previous boot: 0x0 / 0x0 Phase 2 Phase 3 FMAP: area GBB found @ c11000 (978944 bytes) VB2:vb2_report_dev_firmware() This is developer signed firmware FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes) FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes) VB2:vb2_verify_keyblock() Checking key block signature... FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes) FMAP: area VBLOCK_B found @ 5e8000 (65536 bytes) VB2:vb2_verify_fw_preamble() Verifying preamble. Phase 4 FMAP: area FW_MAIN_B found @ 5f8000 (4030400 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! full_reset() called! coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 bootblock starting... CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz CPU: ID 806e9, Kabylake H0, ucode: 00000097 CPU: AES supported, TXT NOT supported, VT supported MCH: device id 590c (rev 02) is Kabylake-Y PCH: device id 9d4b (rev 21) is Kabylake-Y iHDCP 2.2 Premium IGD: device id 591c (rev 02) is Amberlake ULX GT2 VBOOT: Loading verstage. CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/verstage' CBFS: Found @ offset 1a0a80 size f47c coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 verstage starting... Probing TPM: . done! TPM ready after 0 ms Connected to device vid:did:rid of 1ae0:0028:00 Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373 Initialized TPM device CR50 revision 0 tlcl_send_startup: Startup return code is 0 TPM: setup succeeded src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x1007 return code 0 Chrome EC: UHEPI supported Phase 1 FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area GBB found @ c11000 (978944 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 [d00000:ffffc0) CBFS: Locating 'fallback/romstage' CBFS: Found @ offset 80 size 10ffc coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 romstage starting... pm1_sts: 0100 pm1_en: 0000 pm1_cnt: 00001c00 gpe0_sts[0]: 00000000 gpe0_en[0]: 00000000 gpe0_sts[1]: 00000000 gpe0_en[1]: 00000000 gpe0_sts[2]: 00000001 gpe0_en[2]: 00000000 gpe0_sts[3]: 00000000 gpe0_en[3]: 00010000 TCO_STS: 0000 0000 GEN_PMCON: e0040200 0000523a GBLRST_CAUSE: 00000000 00000000 prev_sleep_state 5 Boot Count incremented to 29417 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fspm.bin' CBFS: Found @ offset 103fc0 size 63000 Chrome EC: UHEPI supported FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes) Probing TPM: done! Connected to device vid:did:rid of 1ae0:0028:00 Firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2da4373 Initialized TPM device CR50 revision 0 src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0 MRC: Hash comparison successful. Using data from RECOVERY_MRC_CACHE MRC cache found, size 1868 bootmode is set to :2 SPD index 1 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'spd.bin' CBFS: Found @ offset 1a0240 size 800 SPD: module type is LPDDR3 SPD: module part is K4E8E324EB-EGCF SPD: banks 8, ranks 1, rows 15, columns 10, density 8192 Mb SPD: device width 32 bits, bus width 64 bits SPD: module size is 2048 MB (per channel) CBMEM: IMD: root @ 7afff000 254 entries. IMD: root @ 7affec00 62 entries. External stage cache: IMD: root @ 7b3ff000 254 entries. IMD: root @ 7b3fec00 62 entries. creating vboot_handoff structure Chrome EC: clear events_b mask to 0x0000000021004000 src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0 tlcl_write: response is 0 src/security/tpm/tss/tcg-2.0/tss.c:188 index 0x100b return code 0 MRC: TPM MRC hash updated successfully. 2 DIMMs found top_of_ram = 0x7b000000 MTRR Range: Start=7a000000 End=7b000000 (Size 1000000) MTRR Range: Start=7b000000 End=7b800000 (Size 800000) MTRR Range: Start=ff000000 End=0 (Size 1000000) CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/postcar' CBFS: Found @ offset 197000 size 3f04 Decompressing stage fallback/postcar @ 0x7abd0fc0 (32720 bytes) Loading module at 7abd1000 with entry 7abd1000. filesize: 0x3cd0 memsize: 0x7f90 Processing 118 relocs. Offset value of 0x78bd1000 coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 postcar starting... CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/ramstage' CBFS: Found @ offset e8d80 size 1a462 Decompressing stage fallback/ramstage @ 0x7ab05fc0 (826808 bytes) Loading module at 7ab06000 with entry 7ab06000. filesize: 0x38d90 memsize: 0xc9d78 Processing 3657 relocs. Offset value of 0x79d06000 coreboot-v1.9308_26_0.0.22-6607-g034eeb8dd5 Fri Sep 4 02:38:51 UTC 2020 ramstage starting... FMAP: Found \"FLASH\" version 1.1 at c10000. FMAP: base = ff000000 size = 1000000 #areas = 33 FMAP: area RO_VPD found @ c00000 (16384 bytes) WARNING: RO_VPD is uninitialized or empty. FMAP: area RW_VPD found @ 9f8000 (8192 bytes) WARNING: RW_VPD is uninitialized or empty. Normal boot. BS: BS_PRE_DEVICE times (us): entry 0 run 30 exit 0 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'cpu_microcode_blob.bin' CBFS: Found @ offset 11100 size d7c00 microcode: sig=0x806e9 pf=0x10 revision=0x97 Skip microcode update CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fsps.bin' CBFS: Found @ offset 167fc0 size 2f000 Detected 2 core, 4 thread CPU. Setting up SMI for CPU IED base = 0x7b400000 IED size = 0x00400000 Will perform SMM setup. CPU: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz. Loading module at 00030000 with entry 00030000. filesize: 0x170 memsize: 0x170 Processing 16 relocs. Offset value of 0x00030000 Attempting to start 3 APs Waiting for 10ms after sending INIT. Waiting for 1st SIPI to complete...AP: slot 1 apic_id 1. done. AP: slot 3 apic_id 3. AP: slot 2 apic_id 2. 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 7ab21603(00000000) Installing SMM handler to 0x7b000000 Loading module at 7b010000 with entry 7b010a19. filesize: 0x3b08 memsize: 0x8bc0 Processing 243 relocs. Offset value of 0x7b010000 Loading module at 7b008000 with entry 7b008000. filesize: 0x1a8 memsize: 0x1a8 Processing 13 relocs. Offset value of 0x7b008000 SMM Module: placing jmp sequence at 7b007c00 rel16 0x03fd SMM Module: placing jmp sequence at 7b007800 rel16 0x07fd SMM Module: placing jmp sequence at 7b007400 rel16 0x0bfd SMM Module: stub loaded at 7b008000. Will call 7b010a19(00000000) Clearing SMI status registers SMI_STS: PM1 PM1_STS: PWRBTN TCO_STS: BOOT SECOND_TO New SMBASE 0x7b000000 In relocation handler: CPU 0 New SMBASE=0x7b000000 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. New SMBASE 0x7afffc00 In relocation handler: CPU 1 New SMBASE=0x7afffc00 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. New SMBASE 0x7afff800 In relocation handler: CPU 2 New SMBASE=0x7afff800 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. New SMBASE 0x7afff400 In relocation handler: CPU 3 New SMBASE=0x7afff400 IEDBASE=0x7b400000 Writing SMRR. base = 0x7b000006, mask=0xff800800 Relocation complete. Initializing CPU #0 CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 Setting up local APIC... apic_id: 0x00 done. Turbo is available but hidden Turbo has been enabled SGX : param.enable = 0 Skip microcode update CPU #0 initialized Initializing CPU #1 Initializing CPU #3 Initializing CPU #2 CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 Setting up local APIC...CPU: vendor Intel device 806e9 CPU: family 06, model 8e, stepping 09 apic_id: 0x03 done. Setting up local APIC...Setting up local APIC...Skip microcode update apic_id: 0x02 done. CPU #3 initialized Skip microcode update apic_id: 0x01 done. CPU #2 initialized Skip microcode update CPU #1 initialized bsp_do_flight_plan done after 226 msecs. CPU: frequency set to 3400 MHz Enabling SMIs. Locking SMM. VMX : param.enable = 1 VMX status: enabled, unlocked SGX: pre-conditions not met VMX status: enabled, unlocked SGX: pre-conditions not met VMX status: enabled, unlocked VMX status: enabled, unlocked SGX: pre-conditions not met SGX: pre-conditions not met CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'vbt.bin' CBFS: Found @ offset 103a00 size 48e Found a VBT of 4608 bytes after decompression psys_pmax = 360 FMAP: area GBB found @ c11000 (978944 bytes) ITSS IRQ Polarities Before: IPC0: 0x00ff4000 IPC1: 0x00000007 IPC2: 0x00000000 IPC3: 0x00000000 ITSS IRQ Polarities After: IPC0: 0x00ff4000 IPC1: 0x00000007 IPC2: 0x00000000 IPC3: 0x00000000 Override DT after FSP-S, PCH is KBL/SKL PCH-LP SKU BS: BS_DEV_INIT_CHIPS times (us): entry 376230 run 170381 exit 0 Enumerating buses... Show all devs... Before device enumeration. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 APIC: 00: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.1: enabled 0 PCI: 00:14.2: enabled 1 PCI: 00:15.0: enabled 1 PCI: 00:15.1: enabled 1 PCI: 00:15.2: enabled 0 PCI: 00:15.3: enabled 0 PCI: 00:16.0: enabled 1 PCI: 00:16.1: enabled 0 PCI: 00:16.2: enabled 0 PCI: 00:16.3: enabled 0 PCI: 00:16.4: enabled 0 PCI: 00:17.0: enabled 0 PCI: 00:19.0: enabled 1 PCI: 00:19.1: enabled 1 PCI: 00:19.2: enabled 0 PCI: 00:1c.0: enabled 1 PCI: 00:1c.1: enabled 0 PCI: 00:1c.2: enabled 0 PCI: 00:1c.3: enabled 0 PCI: 00:1c.4: enabled 0 PCI: 00:1c.5: enabled 0 PCI: 00:1c.6: enabled 0 PCI: 00:1c.7: enabled 0 PCI: 00:1d.0: enabled 0 PCI: 00:1d.1: enabled 0 PCI: 00:1d.2: enabled 0 PCI: 00:1d.3: enabled 0 PCI: 00:1e.0: enabled 1 PCI: 00:1e.1: enabled 0 PCI: 00:1e.2: enabled 1 PCI: 00:1e.3: enabled 0 PCI: 00:1e.4: enabled 1 PCI: 00:1e.5: enabled 0 PCI: 00:1e.6: enabled 1 PCI: 00:1f.0: enabled 1 PCI: 00:1f.1: enabled 1 PCI: 00:1f.2: enabled 1 PCI: 00:1f.3: enabled 1 PCI: 00:1f.4: enabled 1 PCI: 00:1f.5: enabled 1 PCI: 00:1f.6: enabled 0 USB0 port 0: enabled 1 I2C: 00:5c: enabled 1 I2C: 00:15: enabled 1 I2C: 00:39: enabled 1 I2C: 00:3a: enabled 1 I2C: 00:1a: enabled 1 PCI: 00:00.0: enabled 1 SPI: 00: enabled 1 PNP: 0c09.0: enabled 1 USB2 port 0: enabled 1 USB2 port 1: enabled 1 USB2 port 2: enabled 1 USB2 port 4: enabled 1 USB2 port 8: enabled 1 APIC: 01: enabled 1 APIC: 02: enabled 1 APIC: 03: enabled 1 Compare with tree... Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 APIC: 00: enabled 1 APIC: 01: enabled 1 APIC: 02: enabled 1 APIC: 03: enabled 1 DOMAIN: 0000: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:14.0: enabled 1 USB0 port 0: enabled 1 USB2 port 0: enabled 1 USB2 port 1: enabled 1 USB2 port 2: enabled 1 USB2 port 4: enabled 1 USB2 port 8: enabled 1 PCI: 00:14.1: enabled 0 PCI: 00:14.2: enabled 1 PCI: 00:15.0: enabled 1 I2C: 00:5c: enabled 1 PCI: 00:15.1: enabled 1 I2C: 00:15: enabled 1 PCI: 00:15.2: enabled 0 PCI: 00:15.3: enabled 0 PCI: 00:16.0: enabled 1 PCI: 00:16.1: enabled 0 PCI: 00:16.2: enabled 0 PCI: 00:16.3: enabled 0 PCI: 00:16.4: enabled 0 PCI: 00:17.0: enabled 0 PCI: 00:19.0: enabled 1 PCI: 00:19.1: enabled 1 I2C: 00:39: enabled 1 I2C: 00:3a: enabled 1 I2C: 00:1a: enabled 1 PCI: 00:19.2: enabled 0 PCI: 00:1c.0: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:1c.1: enabled 0 PCI: 00:1c.2: enabled 0 PCI: 00:1c.3: enabled 0 PCI: 00:1c.4: enabled 0 PCI: 00:1c.5: enabled 0 PCI: 00:1c.6: enabled 0 PCI: 00:1c.7: enabled 0 PCI: 00:1d.0: enabled 0 PCI: 00:1d.1: enabled 0 PCI: 00:1d.2: enabled 0 PCI: 00:1d.3: enabled 0 PCI: 00:1e.0: enabled 1 PCI: 00:1e.1: enabled 0 PCI: 00:1e.2: enabled 1 SPI: 00: enabled 1 PCI: 00:1e.3: enabled 0 PCI: 00:1e.4: enabled 1 PCI: 00:1e.5: enabled 0 PCI: 00:1e.6: enabled 1 PCI: 00:1f.0: enabled 1 PNP: 0c09.0: enabled 1 PCI: 00:1f.1: enabled 1 PCI: 00:1f.2: enabled 1 PCI: 00:1f.3: enabled 1 PCI: 00:1f.4: enabled 1 PCI: 00:1f.5: enabled 1 PCI: 00:1f.6: enabled 0 Root Device scanning... root_dev_scan_bus for Root Device CPU_CLUSTER: 0 enabled DOMAIN: 0000 enabled DOMAIN: 0000 scanning... PCI: pci_scan_bus for bus 00 PCI: 00:00.0 [8086/0000] ops PCI: 00:00.0 [8086/590c] enabled PCI: 00:02.0 [8086/0000] ops PCI: 00:02.0 [8086/591c] enabled PCI: 00:04.0 [8086/1903] enabled PCI: 00:08.0 [8086/1911] enabled PCI: 00:14.0 [8086/0000] bus ops PCI: 00:14.0 [8086/9d2f] enabled PCI: 00:14.2 [8086/9d31] enabled PCI: 00:15.0 [8086/0000] bus ops PCI: 00:15.0 [8086/9d60] enabled PCI: 00:15.1 [8086/0000] bus ops PCI: 00:15.1 [8086/9d61] enabled PCI: 00:16.0 [8086/0000] ops PCI: 00:16.0 [8086/9d3a] enabled PCI: 00:19.0 [8086/0000] ops PCI: 00:19.0 [8086/9d66] enabled PCI: 00:19.1 [8086/0000] bus ops PCI: 00:19.1 [8086/9d65] enabled PCI: 00:1c.0 [8086/0000] bus ops PCI: 00:1c.0 [8086/9d10] enabled PCI: 00:1e.0 [8086/0000] ops PCI: 00:1e.0 [8086/9d27] enabled PCI: 00:1e.2 [8086/0000] bus ops PCI: 00:1e.2 [8086/9d29] enabled PCI: 00:1e.4 [8086/9d2b] enabled PCI: 00:1e.6 [8086/0000] ops PCI: 00:1e.6 [8086/9d2d] enabled PCI: 00:1f.0 [8086/0000] bus ops PCI: 00:1f.0 [8086/9d4b] enabled PCI: Static device PCI: 00:1f.1 not found, disabling it. PCI: 00:1f.2 [8086/0000] bus ops PCI: 00:1f.2 [8086/9d21] enabled PCI: 00:1f.3 [8086/0000] bus ops PCI: 00:1f.3 [8086/9d71] enabled PCI: 00:1f.4 [8086/0000] bus ops PCI: 00:1f.4 [8086/9d23] enabled PCI: 00:1f.5 [8086/0000] bus ops PCI: 00:1f.5 [8086/9d24] enabled PCI: 00:14.0 scanning... scan_usb_bus for PCI: 00:14.0 USB0 port 0 enabled USB0 port 0 scanning... scan_usb_bus for USB0 port 0 USB2 port 0 enabled USB2 port 1 enabled USB2 port 2 enabled USB2 port 4 enabled USB2 port 8 enabled USB2 port 0 scanning... scan_usb_bus for USB2 port 0 scan_usb_bus for USB2 port 0 done scan_bus: scanning of bus USB2 port 0 took 8971 usecs USB2 port 1 scanning... scan_usb_bus for USB2 port 1 scan_usb_bus for USB2 port 1 done scan_bus: scanning of bus USB2 port 1 took 8973 usecs USB2 port 2 scanning... scan_usb_bus for USB2 port 2 scan_usb_bus for USB2 port 2 done scan_bus: scanning of bus USB2 port 2 took 8970 usecs USB2 port 4 scanning... scan_usb_bus for USB2 port 4 scan_usb_bus for USB2 port 4 done scan_bus: scanning of bus USB2 port 4 took 8963 usecs USB2 port 8 scanning... scan_usb_bus for USB2 port 8 scan_usb_bus for USB2 port 8 done scan_bus: scanning of bus USB2 port 8 took 8971 usecs scan_usb_bus for USB0 port 0 done scan_bus: scanning of bus USB0 port 0 took 90937 usecs scan_usb_bus for PCI: 00:14.0 done scan_bus: scanning of bus PCI: 00:14.0 took 107717 usecs PCI: 00:15.0 scanning... scan_generic_bus for PCI: 00:15.0 bus: PCI: 00:15.0[0]->I2C: 01:5c enabled scan_generic_bus for PCI: 00:15.0 done scan_bus: scanning of bus PCI: 00:15.0 took 14157 usecs PCI: 00:15.1 scanning... scan_generic_bus for PCI: 00:15.1 bus: PCI: 00:15.1[0]->I2C: 02:15 enabled scan_generic_bus for PCI: 00:15.1 done scan_bus: scanning of bus PCI: 00:15.1 took 14156 usecs PCI: 00:19.1 scanning... scan_generic_bus for PCI: 00:19.1 bus: PCI: 00:19.1[0]->I2C: 03:39 enabled bus: PCI: 00:19.1[0]->I2C: 03:3a enabled bus: PCI: 00:19.1[0]->I2C: 03:1a enabled scan_generic_bus for PCI: 00:19.1 done scan_bus: scanning of bus PCI: 00:19.1 took 22371 usecs PCI: 00:1c.0 scanning... do_pci_scan_bridge for PCI: 00:1c.0 PCI: pci_scan_bus for bus 01 PCI: 01:00.0 [8086/095a] enabled Capability: type 0x01 @ 0xc8 Capability: type 0x05 @ 0xd0 Capability: type 0x10 @ 0x40 Capability: type 0x10 @ 0x40 Enabling Common Clock Configuration L1 Sub-State supported from root port 28 L1 Sub-State Support = 0xf CommonModeRestoreTime = 0x28 Power On Value = 0x1e, Power On Scale = 0x0 ASPM: Enabled L1 Capability: type 0x01 @ 0xc8 Capability: type 0x05 @ 0xd0 Capability: type 0x10 @ 0x40 scan_bus: scanning of bus PCI: 00:1c.0 took 53537 usecs PCI: 00:1e.2 scanning... scan_generic_bus for PCI: 00:1e.2 bus: PCI: 00:1e.2[0]->SPI: 00 enabled scan_generic_bus for PCI: 00:1e.2 done scan_bus: scanning of bus PCI: 00:1e.2 took 13859 usecs PCI: 00:1f.0 scanning... scan_lpc_bus for PCI: 00:1f.0 PNP: 0c09.0 enabled scan_lpc_bus for PCI: 00:1f.0 done scan_bus: scanning of bus PCI: 00:1f.0 took 11322 usecs PCI: 00:1f.2 scanning... scan_lpc_bus for PCI: 00:1f.2 scan_lpc_bus for PCI: 00:1f.2 done scan_bus: scanning of bus PCI: 00:1f.2 took 9268 usecs PCI: 00:1f.3 scanning... scan_bus: scanning of bus PCI: 00:1f.3 took 2718 usecs PCI: 00:1f.4 scanning... scan_generic_bus for PCI: 00:1f.4 scan_generic_bus for PCI: 00:1f.4 done scan_bus: scanning of bus PCI: 00:1f.4 took 10049 usecs PCI: 00:1f.5 scanning... scan_generic_bus for PCI: 00:1f.5 scan_generic_bus for PCI: 00:1f.5 done scan_bus: scanning of bus PCI: 00:1f.5 took 10050 usecs scan_bus: scanning of bus DOMAIN: 0000 took 466066 usecs root_dev_scan_bus for Root Device done scan_bus: scanning of bus Root Device took 486180 usecs done Chrome EC: UHEPI supported FMAP: area RECOVERY_MRC_CACHE found @ 9d0000 (65536 bytes) MRC: Checking cached data update for 'RECOVERY_MRC_CACHE'. SF: Detected FAST_SPI Hardware Sequencer with sector size 0x1000, total 0x1000000 FMAP: area UNIFIED_MRC_CACHE found @ 9d0000 (131072 bytes) SPI flash protection: WPSW=0 SRP0=0 MRC: NOT enabling PRR for 'UNIFIED_MRC_CACHE'. BS: BS_DEV_ENUMERATE times (us): entry 0 run 825935 exit 39264 found VGA at PCI: 00:02.0 Setting up VGA for PCI: 00:02.0 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: 00:14.0 read_resources bus 0 link: 0 USB0 port 0 read_resources bus 0 link: 0 USB0 port 0 read_resources bus 0 link: 0 done PCI: 00:14.0 read_resources bus 0 link: 0 done PCI: 00:15.0 read_resources bus 1 link: 0 PCI: 00:15.0 read_resources bus 1 link: 0 done PCI: 00:15.1 read_resources bus 2 link: 0 PCI: 00:15.1 read_resources bus 2 link: 0 done PCI: 00:19.1 read_resources bus 3 link: 0 PCI: 00:19.1 read_resources bus 3 link: 0 done PCI: 00:1c.0 read_resources bus 1 link: 0 PCI: 00:1c.0 read_resources bus 1 link: 0 done PCI: 00:1e.2 read_resources bus 4 link: 0 PCI: 00:1e.2 read_resources bus 4 link: 0 done PCI: 00:1f.0 read_resources bus 0 link: 0 PCI: 00:1f.0 read_resources bus 0 link: 0 done DOMAIN: 0000 read_resources bus 0 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: 00 APIC: 00 APIC: 01 APIC: 02 APIC: 03 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: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0 PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1 PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2 PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3 PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4 PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5 PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6 PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7 PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8 PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9 PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f PCI: 00:02.0 PCI: 00:02.0 resource base 0 size 1000000 align 24 gran 24 limit ffffffffffffffff flags 201 index 10 PCI: 00:02.0 resource base 0 size 10000000 align 28 gran 28 limit ffffffffffffffff flags 1201 index 18 PCI: 00:02.0 resource base 0 size 40 align 6 gran 6 limit ffff flags 100 index 20 PCI: 00:04.0 PCI: 00:04.0 resource base 0 size 8000 align 15 gran 15 limit ffffffffffffffff flags 201 index 10 PCI: 00:08.0 PCI: 00:08.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:14.0 child on link 0 USB0 port 0 PCI: 00:14.0 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 10 USB0 port 0 child on link 0 USB2 port 0 USB2 port 0 USB2 port 1 USB2 port 2 USB2 port 4 USB2 port 8 PCI: 00:14.1 PCI: 00:14.2 PCI: 00:14.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:15.0 child on link 0 I2C: 01:5c PCI: 00:15.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 I2C: 01:5c PCI: 00:15.1 child on link 0 I2C: 02:15 PCI: 00:15.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 I2C: 02:15 PCI: 00:15.2 PCI: 00:15.3 PCI: 00:16.0 PCI: 00:16.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:16.1 PCI: 00:16.2 PCI: 00:16.3 PCI: 00:16.4 PCI: 00:17.0 PCI: 00:19.0 PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10 PCI: 00:19.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 18 PCI: 00:19.1 child on link 0 I2C: 03:39 PCI: 00:19.1 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 I2C: 03:39 I2C: 03:3a I2C: 03:1a PCI: 00:19.2 PCI: 00:1c.0 child on link 0 PCI: 01:00.0 PCI: 00:1c.0 resource base 0 size 0 align 12 gran 12 limit ffff flags 80102 index 1c PCI: 00:1c.0 resource base 0 size 0 align 20 gran 20 limit ffffffffffffffff flags 81202 index 24 PCI: 00:1c.0 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 2000 align 13 gran 13 limit ffffffffffffffff flags 201 index 10 PCI: 00:1c.1 PCI: 00:1c.2 PCI: 00:1c.3 PCI: 00:1c.4 PCI: 00:1c.5 PCI: 00:1c.6 PCI: 00:1c.7 PCI: 00:1d.0 PCI: 00:1d.1 PCI: 00:1d.2 PCI: 00:1d.3 PCI: 00:1e.0 PCI: 00:1e.0 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:1e.1 PCI: 00:1e.2 child on link 0 SPI: 00 PCI: 00:1e.2 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 SPI: 00 PCI: 00:1e.3 PCI: 00:1e.4 PCI: 00:1e.4 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:1e.5 PCI: 00:1e.6 PCI: 00:1e.6 resource base 0 size 1000 align 12 gran 12 limit ffffffffffffffff flags 201 index 10 PCI: 00:1f.0 child on link 0 PNP: 0c09.0 PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:1f.1 PCI: 00:1f.2 PCI: 00:1f.2 resource base 0 size 4000 align 14 gran 14 limit ffffffff flags 200 index 10 PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48 PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40 PCI: 00:1f.3 PCI: 00:1f.3 resource base 0 size 4000 align 14 gran 14 limit ffffffffffffffff flags 201 index 10 PCI: 00:1f.3 resource base 0 size 10000 align 16 gran 16 limit ffffffffffffffff flags 201 index 20 PCI: 00:1f.4 PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20 PCI: 00:1f.4 resource base 0 size 100 align 12 gran 8 limit ffffffffffffffff flags 201 index 10 PCI: 00:1f.5 PCI: 00:1f.5 resource base 0 size 1000 align 12 gran 12 limit ffffffff flags 200 index 10 PCI: 00:1f.6 DOMAIN: 0000 io: base: 0 size: 0 align: 0 gran: 0 limit: ffff PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff PCI: 00:1c.0 io: base: 0 size: 0 align: 12 gran: 12 limit: ffff done PCI: 00:02.0 20 * [0x0 - 0x3f] io DOMAIN: 0000 io: base: 40 size: 40 align: 6 gran: 0 limit: ffff done DOMAIN: 0000 mem: base: 0 size: 0 align: 0 gran: 0 limit: ffffffff PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff PCI: 00:1c.0 prefmem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffffffffffff done PCI: 00:1c.0 mem: base: 0 size: 0 align: 20 gran: 20 limit: ffffffff PCI: 01:00.0 10 * [0x0 - 0x1fff] mem PCI: 00:1c.0 mem: base: 2000 size: 100000 align: 20 gran: 20 limit: ffffffff done PCI: 00:02.0 18 * [0x0 - 0xfffffff] prefmem PCI: 00:02.0 10 * [0x10000000 - 0x10ffffff] mem PCI: 00:1c.0 20 * [0x11000000 - 0x110fffff] mem PCI: 00:14.0 10 * [0x11100000 - 0x1110ffff] mem PCI: 00:1f.3 20 * [0x11110000 - 0x1111ffff] mem PCI: 00:04.0 10 * [0x11120000 - 0x11127fff] mem PCI: 00:1f.2 10 * [0x11128000 - 0x1112bfff] mem PCI: 00:1f.3 10 * [0x1112c000 - 0x1112ffff] mem PCI: 00:08.0 10 * [0x11130000 - 0x11130fff] mem PCI: 00:14.2 10 * [0x11131000 - 0x11131fff] mem PCI: 00:15.0 10 * [0x11132000 - 0x11132fff] mem PCI: 00:15.1 10 * [0x11133000 - 0x11133fff] mem PCI: 00:16.0 10 * [0x11134000 - 0x11134fff] mem PCI: 00:19.0 18 * [0x11135000 - 0x11135fff] mem PCI: 00:19.1 10 * [0x11136000 - 0x11136fff] mem PCI: 00:1e.0 10 * [0x11137000 - 0x11137fff] mem PCI: 00:1e.2 10 * [0x11138000 - 0x11138fff] mem PCI: 00:1e.4 10 * [0x11139000 - 0x11139fff] mem PCI: 00:1e.6 10 * [0x1113a000 - 0x1113afff] mem PCI: 00:1f.5 10 * [0x1113b000 - 0x1113bfff] mem PCI: 00:1f.4 10 * [0x1113c000 - 0x1113c0ff] mem DOMAIN: 0000 mem: base: 1113c100 size: 1113c100 align: 28 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: 00:00.0 00 base e0000000 limit e3ffffff mem (fixed) constrain_resources: PCI: 00:00.0 08 base 00000000 limit 0009ffff mem (fixed) constrain_resources: PCI: 00:00.0 09 base 000c0000 limit 7affffff mem (fixed) constrain_resources: PCI: 00:00.0 0b base 7b000000 limit 7b7fffff mem (fixed) constrain_resources: PCI: 00:00.0 0c base 7b800000 limit 7fffffff mem (fixed) constrain_resources: PCI: 00:1f.0 00 base 00000000 limit 00000fff io (fixed) constrain_resources: PCI: 00:1f.2 40 base 00001800 limit 000018ff io (fixed) constrain_resources: PCI: 00:1f.4 20 base 0000efa0 limit 0000efbf io (fixed) avoid_fixed_resources:@DOMAIN: 0000 10000000 base 00001900 limit 0000ef9f avoid_fixed_resources:@DOMAIN: 0000 10000100 base c0000000 limit dfffffff Setting resources... DOMAIN: 0000 io: base:1900 size:40 align:6 gran:0 limit:ef9f PCI: 00:02.0 20 * [0x1c00 - 0x1c3f] io DOMAIN: 0000 io: next_base: 1c40 size: 40 align: 6 gran: 0 done PCI: 00:1c.0 io: base:ef9f size:0 align:12 gran:12 limit:ef9f PCI: 00:1c.0 io: next_base: ef9f size: 0 align: 12 gran: 12 done DOMAIN: 0000 mem: base:c0000000 size:1113c100 align:28 gran:0 limit:dfffffff PCI: 00:02.0 18 * [0xc0000000 - 0xcfffffff] prefmem PCI: 00:02.0 10 * [0xd0000000 - 0xd0ffffff] mem PCI: 00:1c.0 20 * [0xd1000000 - 0xd10fffff] mem PCI: 00:14.0 10 * [0xd1100000 - 0xd110ffff] mem PCI: 00:1f.3 20 * [0xd1110000 - 0xd111ffff] mem PCI: 00:04.0 10 * [0xd1120000 - 0xd1127fff] mem PCI: 00:1f.2 10 * [0xd1128000 - 0xd112bfff] mem PCI: 00:1f.3 10 * [0xd112c000 - 0xd112ffff] mem PCI: 00:08.0 10 * [0xd1130000 - 0xd1130fff] mem PCI: 00:14.2 10 * [0xd1131000 - 0xd1131fff] mem PCI: 00:15.0 10 * [0xd1132000 - 0xd1132fff] mem PCI: 00:15.1 10 * [0xd1133000 - 0xd1133fff] mem PCI: 00:16.0 10 * [0xd1134000 - 0xd1134fff] mem PCI: 00:19.0 18 * [0xd1135000 - 0xd1135fff] mem PCI: 00:19.1 10 * [0xd1136000 - 0xd1136fff] mem PCI: 00:1e.0 10 * [0xd1137000 - 0xd1137fff] mem PCI: 00:1e.2 10 * [0xd1138000 - 0xd1138fff] mem PCI: 00:1e.4 10 * [0xd1139000 - 0xd1139fff] mem PCI: 00:1e.6 10 * [0xd113a000 - 0xd113afff] mem PCI: 00:1f.5 10 * [0xd113b000 - 0xd113bfff] mem PCI: 00:1f.4 10 * [0xd113c000 - 0xd113c0ff] mem DOMAIN: 0000 mem: next_base: d113c100 size: 1113c100 align: 28 gran: 0 done PCI: 00:1c.0 prefmem: base:dfffffff size:0 align:20 gran:20 limit:dfffffff PCI: 00:1c.0 prefmem: next_base: dfffffff size: 0 align: 20 gran: 20 done PCI: 00:1c.0 mem: base:d1000000 size:100000 align:20 gran:20 limit:d10fffff PCI: 01:00.0 10 * [0xd1000000 - 0xd1001fff] mem PCI: 00:1c.0 mem: next_base: d1002000 size: 100000 align: 20 gran: 20 done Root Device assign_resources, bus 0 link: 0 DOMAIN: 0000 assign_resources, bus 0 link: 0 PCI: 00:02.0 10 <- [0x00d0000000 - 0x00d0ffffff] size 0x01000000 gran 0x18 mem64 PCI: 00:02.0 18 <- [0x00c0000000 - 0x00cfffffff] size 0x10000000 gran 0x1c prefmem64 PCI: 00:02.0 20 <- [0x0000001c00 - 0x0000001c3f] size 0x00000040 gran 0x06 io PCI: 00:04.0 10 <- [0x00d1120000 - 0x00d1127fff] size 0x00008000 gran 0x0f mem64 PCI: 00:08.0 10 <- [0x00d1130000 - 0x00d1130fff] size 0x00001000 gran 0x0c mem64 PCI: 00:14.0 10 <- [0x00d1100000 - 0x00d110ffff] size 0x00010000 gran 0x10 mem64 PCI: 00:14.0 assign_resources, bus 0 link: 0 PCI: 00:14.0 assign_resources, bus 0 link: 0 PCI: 00:14.2 10 <- [0x00d1131000 - 0x00d1131fff] size 0x00001000 gran 0x0c mem64 PCI: 00:15.0 10 <- [0x00d1132000 - 0x00d1132fff] size 0x00001000 gran 0x0c mem64 PCI: 00:15.0 assign_resources, bus 1 link: 0 PCI: 00:15.0 assign_resources, bus 1 link: 0 PCI: 00:15.1 10 <- [0x00d1133000 - 0x00d1133fff] size 0x00001000 gran 0x0c mem64 PCI: 00:15.1 assign_resources, bus 2 link: 0 PCI: 00:15.1 assign_resources, bus 2 link: 0 PCI: 00:16.0 10 <- [0x00d1134000 - 0x00d1134fff] size 0x00001000 gran 0x0c mem64 PCI: 00:19.0 18 <- [0x00d1135000 - 0x00d1135fff] size 0x00001000 gran 0x0c mem64 PCI: 00:19.1 10 <- [0x00d1136000 - 0x00d1136fff] size 0x00001000 gran 0x0c mem64 PCI: 00:19.1 assign_resources, bus 3 link: 0 PCI: 00:19.1 assign_resources, bus 3 link: 0 PCI: 00:1c.0 1c <- [0x000000ef9f - 0x000000ef9e] size 0x00000000 gran 0x0c bus 01 io PCI: 00:1c.0 24 <- [0x00dfffffff - 0x00dffffffe] size 0x00000000 gran 0x14 bus 01 prefmem PCI: 00:1c.0 20 <- [0x00d1000000 - 0x00d10fffff] size 0x00100000 gran 0x14 bus 01 mem PCI: 00:1c.0 assign_resources, bus 1 link: 0 PCI: 01:00.0 10 <- [0x00d1000000 - 0x00d1001fff] size 0x00002000 gran 0x0d mem64 PCI: 00:1c.0 assign_resources, bus 1 link: 0 PCI: 00:1e.0 10 <- [0x00d1137000 - 0x00d1137fff] size 0x00001000 gran 0x0c mem64 PCI: 00:1e.2 10 <- [0x00d1138000 - 0x00d1138fff] size 0x00001000 gran 0x0c mem64 PCI: 00:1e.2 assign_resources, bus 4 link: 0 PCI: 00:1e.2 assign_resources, bus 4 link: 0 PCI: 00:1e.4 10 <- [0x00d1139000 - 0x00d1139fff] size 0x00001000 gran 0x0c mem64 PCI: 00:1e.6 10 <- [0x00d113a000 - 0x00d113afff] size 0x00001000 gran 0x0c mem64 PCI: 00:1f.0 assign_resources, bus 0 link: 0 PCI: 00:1f.0 assign_resources, bus 0 link: 0 LPC: Trying to open IO window from 800 size 1ff PCI: 00:1f.2 10 <- [0x00d1128000 - 0x00d112bfff] size 0x00004000 gran 0x0e mem PCI: 00:1f.3 10 <- [0x00d112c000 - 0x00d112ffff] size 0x00004000 gran 0x0e mem64 PCI: 00:1f.3 20 <- [0x00d1110000 - 0x00d111ffff] size 0x00010000 gran 0x10 mem64 PCI: 00:1f.4 10 <- [0x00d113c000 - 0x00d113c0ff] size 0x00000100 gran 0x08 mem64 PCI: 00:1f.5 10 <- [0x00d113b000 - 0x00d113bfff] size 0x00001000 gran 0x0c mem 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: 00 APIC: 00 APIC: 01 APIC: 02 APIC: 03 DOMAIN: 0000 child on link 0 PCI: 00:00.0 DOMAIN: 0000 resource base 1900 size 40 align 6 gran 0 limit ef9f flags 40040100 index 10000000 DOMAIN: 0000 resource base c0000000 size 1113c100 align 28 gran 0 limit dfffffff flags 40040200 index 10000100 PCI: 00:00.0 PCI: 00:00.0 resource base e0000000 size 4000000 align 0 gran 0 limit 0 flags f0000200 index 0 PCI: 00:00.0 resource base fed10000 size 8000 align 0 gran 0 limit 0 flags f0000200 index 1 PCI: 00:00.0 resource base fed18000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 2 PCI: 00:00.0 resource base fed19000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 3 PCI: 00:00.0 resource base fed84000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 4 PCI: 00:00.0 resource base fed80000 size 4000 align 0 gran 0 limit 0 flags f0000200 index 5 PCI: 00:00.0 resource base fed90000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 6 PCI: 00:00.0 resource base fed91000 size 1000 align 0 gran 0 limit 0 flags f0000200 index 7 PCI: 00:00.0 resource base 0 size a0000 align 0 gran 0 limit 0 flags e0004200 index 8 PCI: 00:00.0 resource base c0000 size 7af40000 align 0 gran 0 limit 0 flags e0004200 index 9 PCI: 00:00.0 resource base 7b000000 size 800000 align 0 gran 0 limit 0 flags f0004200 index b PCI: 00:00.0 resource base 7b800000 size 4800000 align 0 gran 0 limit 0 flags f0000200 index c PCI: 00:00.0 resource base 100000000 size 7f000000 align 0 gran 0 limit 0 flags e0004200 index d PCI: 00:00.0 resource base a0000 size 20000 align 0 gran 0 limit 0 flags f0000200 index e PCI: 00:00.0 resource base c0000 size 40000 align 0 gran 0 limit 0 flags f0004200 index f PCI: 00:02.0 PCI: 00:02.0 resource base d0000000 size 1000000 align 24 gran 24 limit d0ffffff flags 60000201 index 10 PCI: 00:02.0 resource base c0000000 size 10000000 align 28 gran 28 limit cfffffff flags 60001201 index 18 PCI: 00:02.0 resource base 1c00 size 40 align 6 gran 6 limit 1c3f flags 60000100 index 20 PCI: 00:04.0 PCI: 00:04.0 resource base d1120000 size 8000 align 15 gran 15 limit d1127fff flags 60000201 index 10 PCI: 00:08.0 PCI: 00:08.0 resource base d1130000 size 1000 align 12 gran 12 limit d1130fff flags 60000201 index 10 PCI: 00:14.0 child on link 0 USB0 port 0 PCI: 00:14.0 resource base d1100000 size 10000 align 16 gran 16 limit d110ffff flags 60000201 index 10 USB0 port 0 child on link 0 USB2 port 0 USB2 port 0 USB2 port 1 USB2 port 2 USB2 port 4 USB2 port 8 PCI: 00:14.1 PCI: 00:14.2 PCI: 00:14.2 resource base d1131000 size 1000 align 12 gran 12 limit d1131fff flags 60000201 index 10 PCI: 00:15.0 child on link 0 I2C: 01:5c PCI: 00:15.0 resource base d1132000 size 1000 align 12 gran 12 limit d1132fff flags 60000201 index 10 I2C: 01:5c PCI: 00:15.1 child on link 0 I2C: 02:15 PCI: 00:15.1 resource base d1133000 size 1000 align 12 gran 12 limit d1133fff flags 60000201 index 10 I2C: 02:15 PCI: 00:15.2 PCI: 00:15.3 PCI: 00:16.0 PCI: 00:16.0 resource base d1134000 size 1000 align 12 gran 12 limit d1134fff flags 60000201 index 10 PCI: 00:16.1 PCI: 00:16.2 PCI: 00:16.3 PCI: 00:16.4 PCI: 00:17.0 PCI: 00:19.0 PCI: 00:19.0 resource base fe034000 size 1000 align 12 gran 12 limit ffffffffffffffff flags c0000200 index 10 PCI: 00:19.0 resource base d1135000 size 1000 align 12 gran 12 limit d1135fff flags 60000201 index 18 PCI: 00:19.1 child on link 0 I2C: 03:39 PCI: 00:19.1 resource base d1136000 size 1000 align 12 gran 12 limit d1136fff flags 60000201 index 10 I2C: 03:39 I2C: 03:3a I2C: 03:1a PCI: 00:19.2 PCI: 00:1c.0 child on link 0 PCI: 01:00.0 PCI: 00:1c.0 resource base ef9f size 0 align 12 gran 12 limit ef9f flags 60080102 index 1c PCI: 00:1c.0 resource base dfffffff size 0 align 20 gran 20 limit dfffffff flags 60081202 index 24 PCI: 00:1c.0 resource base d1000000 size 100000 align 20 gran 20 limit d10fffff flags 60080202 index 20 PCI: 01:00.0 PCI: 01:00.0 resource base d1000000 size 2000 align 13 gran 13 limit d1001fff flags 60000201 index 10 PCI: 00:1c.1 PCI: 00:1c.2 PCI: 00:1c.3 PCI: 00:1c.4 PCI: 00:1c.5 PCI: 00:1c.6 PCI: 00:1c.7 PCI: 00:1d.0 PCI: 00:1d.1 PCI: 00:1d.2 PCI: 00:1d.3 PCI: 00:1e.0 PCI: 00:1e.0 resource base d1137000 size 1000 align 12 gran 12 limit d1137fff flags 60000201 index 10 PCI: 00:1e.1 PCI: 00:1e.2 child on link 0 SPI: 00 PCI: 00:1e.2 resource base d1138000 size 1000 align 12 gran 12 limit d1138fff flags 60000201 index 10 SPI: 00 PCI: 00:1e.3 PCI: 00:1e.4 PCI: 00:1e.4 resource base d1139000 size 1000 align 12 gran 12 limit d1139fff flags 60000201 index 10 PCI: 00:1e.5 PCI: 00:1e.6 PCI: 00:1e.6 resource base d113a000 size 1000 align 12 gran 12 limit d113afff flags 60000201 index 10 PCI: 00:1f.0 child on link 0 PNP: 0c09.0 PCI: 00:1f.0 resource base 0 size 1000 align 0 gran 0 limit 0 flags c0000100 index 0 PNP: 0c09.0 PNP: 0c09.0 resource base 800 size 1ff align 0 gran 0 limit 0 flags c0000100 index 0 PCI: 00:1f.1 PCI: 00:1f.2 PCI: 00:1f.2 resource base d1128000 size 4000 align 14 gran 14 limit d112bfff flags 60000200 index 10 PCI: 00:1f.2 resource base fe000000 size 10000 align 0 gran 0 limit 0 flags d0000200 index 48 PCI: 00:1f.2 resource base 1800 size 100 align 0 gran 0 limit 0 flags c0000100 index 40 PCI: 00:1f.3 PCI: 00:1f.3 resource base d112c000 size 4000 align 14 gran 14 limit d112ffff flags 60000201 index 10 PCI: 00:1f.3 resource base d1110000 size 10000 align 16 gran 16 limit d111ffff flags 60000201 index 20 PCI: 00:1f.4 PCI: 00:1f.4 resource base efa0 size 20 align 0 gran 0 limit efbf flags f0000100 index 20 PCI: 00:1f.4 resource base d113c000 size 100 align 12 gran 8 limit d113c0ff flags 60000201 index 10 PCI: 00:1f.5 PCI: 00:1f.5 resource base d113b000 size 1000 align 12 gran 12 limit d113bfff flags 60000200 index 10 PCI: 00:1f.6 Done allocating resources. BS: BS_DEV_RESOURCES times (us): entry 0 run 2114351 exit 31 Enabling resources... PCI: 00:00.0 subsystem <- 8086/590c PCI: 00:00.0 cmd <- 06 PCI: 00:02.0 subsystem <- 8086/591c PCI: 00:02.0 cmd <- 03 PCI: 00:04.0 cmd <- 02 PCI: 00:08.0 cmd <- 06 PCI: 00:14.0 subsystem <- 8086/9d2f PCI: 00:14.0 cmd <- 02 PCI: 00:14.2 subsystem <- 8086/9d31 PCI: 00:14.2 cmd <- 02 PCI: 00:15.0 subsystem <- 8086/9d60 PCI: 00:15.0 cmd <- 06 PCI: 00:15.1 subsystem <- 8086/9d61 PCI: 00:15.1 cmd <- 06 PCI: 00:16.0 subsystem <- 8086/9d3a PCI: 00:16.0 cmd <- 02 PCI: 00:19.0 subsystem <- 8086/9d66 PCI: 00:19.0 cmd <- 06 PCI: 00:19.1 subsystem <- 8086/9d65 PCI: 00:19.1 cmd <- 06 PCI: 00:1c.0 bridge ctrl <- 0003 PCI: 00:1c.0 subsystem <- 8086/9d10 PCI: 00:1c.0 cmd <- 06 PCI: 00:1e.0 subsystem <- 8086/9d27 PCI: 00:1e.0 cmd <- 06 PCI: 00:1e.2 subsystem <- 8086/9d29 PCI: 00:1e.2 cmd <- 06 PCI: 00:1e.4 subsystem <- 8086/9d2b PCI: 00:1e.4 cmd <- 06 PCI: 00:1e.6 subsystem <- 8086/9d2d PCI: 00:1e.6 cmd <- 06 PCI: 00:1f.0 subsystem <- 8086/9d4b PCI: 00:1f.0 cmd <- 407 PCI: 00:1f.2 subsystem <- 8086/9d21 PCI: 00:1f.2 cmd <- 02 PCI: 00:1f.3 subsystem <- 8086/9d71 PCI: 00:1f.3 cmd <- 02 PCI: 00:1f.4 subsystem <- 8086/9d23 PCI: 00:1f.4 cmd <- 03 PCI: 00:1f.5 subsystem <- 8086/9d24 PCI: 00:1f.5 cmd <- 406 PCI: 01:00.0 subsystem <- 8086/095a PCI: 01:00.0 cmd <- 02 done. ME: Version : 11.8.50.3470 BS: BS_DEV_ENABLE times (us): entry 230 run 139316 exit 18385 Initializing devices... Root Device init ... Chrome EC: Set SMI mask to 0x0000000000000001 Chrome EC: Set S5 LAZY WAKE mask to 0x0000000000000006 Chrome EC: Set S3 LAZY WAKE mask to 0x0000000010001006 Chrome EC: Set S0iX LAZY WAKE mask to 0x0000000010001006 Chrome EC: Set WAKE mask to 0x0000000000000000 Root Device init finished in 30915 usecs CPU_CLUSTER: 0 init ... CPU_CLUSTER: 0 init finished in 2444 usecs PCI: 00:00.0 init ... CPU TDP: 5 Watts CPU PL2 = 18 Watts PCI: 00:00.0 init finished in 6982 usecs PCI: 00:02.0 init ... PCI: 00:02.0 init finished in 2250 usecs PCI: 00:04.0 init ... PCI: 00:04.0 init finished in 2249 usecs PCI: 00:08.0 init ... PCI: 00:08.0 init finished in 2249 usecs PCI: 00:14.0 init ... PCI: 00:14.0 init finished in 2249 usecs PCI: 00:14.2 init ... PCI: 00:14.2 init finished in 2250 usecs PCI: 00:15.0 init ... DW I2C bus 0 at 0xd1132000 (400 KHz) PCI: 00:15.0 init finished in 5968 usecs PCI: 00:15.1 init ... DW I2C bus 1 at 0xd1133000 (400 KHz) PCI: 00:15.1 init finished in 5967 usecs PCI: 00:16.0 init ... PCI: 00:16.0 init finished in 2249 usecs PCI: 00:19.1 init ... DW I2C bus 5 at 0xd1136000 (400 KHz) PCI: 00:19.1 init finished in 5970 usecs PCI: 00:1c.0 init ... Initializing PCH PCIe bridge. PCI: 00:1c.0 init finished in 5290 usecs PCI: 00:1e.4 init ... PCI: 00:1e.4 init finished in 2249 usecs PCI: 00:1f.0 init ... IOAPIC: Initializing IOAPIC at 0xfec00000 IOAPIC: Bootstrap Processor Local APIC = 0x00 IOAPIC: ID = 0x02 IOAPIC: Dumping registers reg 0x0000: 0x02000000 reg 0x0001: 0x00770020 reg 0x0002: 0x00000000 PCI: 00:1f.0 init finished in 23482 usecs PCI: 00:1f.2 init ... RTC Init Set power on after power failure. Disabling ACPI via APMC: done. Disabling Deep S3 Disabling Deep S3 Enabling Deep S4 Enabling Deep S4 Enabling Deep S5 Enabling Deep S5 PCI: 00:1f.2 init finished in 23828 usecs PCI: 00:1f.4 init ... PCI: 00:1f.4 init finished in 2261 usecs PCI: 01:00.0 init ... PCI: 01:00.0 init finished in 2395 usecs PNP: 0c09.0 init ... Google Chrome EC: Hello got back 11223344 status (0) Google Chrome EC: version: ro: rammus_v2.0.387-f0df0fe2e rw: rammus_v2.0.425-6e0dd622e running image: 1 EC returned error result code 1 PNP: 0c09.0 init finished in 24512 usecs Devices initialized Show all devs... After init. Root Device: enabled 1 CPU_CLUSTER: 0: enabled 1 DOMAIN: 0000: enabled 1 APIC: 00: enabled 1 PCI: 00:00.0: enabled 1 PCI: 00:02.0: enabled 1 PCI: 00:14.0: enabled 1 PCI: 00:14.1: enabled 0 PCI: 00:14.2: enabled 1 PCI: 00:15.0: enabled 1 PCI: 00:15.1: enabled 1 PCI: 00:15.2: enabled 0 PCI: 00:15.3: enabled 0 PCI: 00:16.0: enabled 1 PCI: 00:16.1: enabled 0 PCI: 00:16.2: enabled 0 PCI: 00:16.3: enabled 0 PCI: 00:16.4: enabled 0 PCI: 00:17.0: enabled 0 PCI: 00:19.0: enabled 1 PCI: 00:19.1: enabled 1 PCI: 00:19.2: enabled 0 PCI: 00:1c.0: enabled 1 PCI: 00:1c.1: enabled 0 PCI: 00:1c.2: enabled 0 PCI: 00:1c.3: enabled 0 PCI: 00:1c.4: enabled 0 PCI: 00:1c.5: enabled 0 PCI: 00:1c.6: enabled 0 PCI: 00:1c.7: enabled 0 PCI: 00:1d.0: enabled 0 PCI: 00:1d.1: enabled 0 PCI: 00:1d.2: enabled 0 PCI: 00:1d.3: enabled 0 PCI: 00:1e.0: enabled 1 PCI: 00:1e.1: enabled 0 PCI: 00:1e.2: enabled 1 PCI: 00:1e.3: enabled 0 PCI: 00:1e.4: enabled 1 PCI: 00:1e.5: enabled 0 PCI: 00:1e.6: enabled 1 PCI: 00:1f.0: enabled 1 PCI: 00:1f.1: enabled 0 PCI: 00:1f.2: enabled 1 PCI: 00:1f.3: enabled 1 PCI: 00:1f.4: enabled 1 PCI: 00:1f.5: enabled 1 PCI: 00:1f.6: enabled 0 USB0 port 0: enabled 1 I2C: 01:5c: enabled 1 I2C: 02:15: enabled 1 I2C: 03:39: enabled 1 I2C: 03:3a: enabled 1 I2C: 03:1a: enabled 1 PCI: 01:00.0: enabled 1 SPI: 00: enabled 1 PNP: 0c09.0: enabled 1 USB2 port 0: enabled 1 USB2 port 1: enabled 1 USB2 port 2: enabled 1 USB2 port 4: enabled 1 USB2 port 8: enabled 1 APIC: 01: enabled 1 APIC: 02: enabled 1 APIC: 03: enabled 1 PCI: 00:04.0: enabled 1 PCI: 00:08.0: enabled 1 FMAP: area RW_ELOG found @ 9f0000 (16384 bytes) ELOG: NV offset 0x9f0000 size 0x4000 ELOG: area is 4096 bytes, full threshold 3842, shrink size 1024 ELOG: Event(17) added with size 13 at 2022-07-21 09:09:37 UTC POST: Unexpected post code in previous boot: 0x34 ELOG: Event(A3) added with size 11 at 2022-07-21 09:09:37 UTC ELOG: Event(92) added with size 9 at 2022-07-21 09:09:37 UTC ELOG: Event(9A) added with size 9 at 2022-07-21 09:09:37 UTC ELOG: Event(AD) added with size 10 at 2022-07-21 09:09:37 UTC ELOG: Event(9F) added with size 14 at 2022-07-21 09:09:37 UTC BS: BS_DEV_INIT times (us): entry 0 run 417297 exit 60021 ELOG: Event(A1) added with size 10 at 2022-07-21 09:09:37 UTC elog_add_boot_reason: Logged recovery mode boot (Dev-switch on), reason: 0x1b ELOG: Event(A0) added with size 9 at 2022-07-21 09:09:37 UTC elog_add_boot_reason: Logged dev mode boot Finalize devices... Devices finalized FMAP: area RW_NVRAM found @ 9fa000 (24576 bytes) BS: BS_POST_DEVICE times (us): entry 25565 run 3970 exit 5195 BS: BS_OS_RESUME_CHECK times (us): entry 0 run 59 exit 0 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/dsdt.aml' CBFS: Found @ offset 19af40 size 4691 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/slic' CBFS: 'fallback/slic' not found. ACPI: Writing ACPI tables at 7aa9a000. ACPI: * FACS ACPI: * DSDT Ramoops buffer: 0x100000@0x7a999000. SGX: not enabled or not supported. skip gnvs fill ACPI: * FADT SCI is IRQ9 ACPI: added table 1/32, length now 40 ACPI: * SSDT Found 1 CPU(s) with 4 core(s) each. \_SB.PCI0.I2C0.H05C: SISC Touchscreen at I2C: 01:5c \_SB.PCI0.I2C1.D015: ELAN Touchpad at I2C: 02:15 \_SB.PCI0.I2C5.MAXR: Maxim MAX98927 Codec address 039h \_SB.PCI0.I2C5.MAXL: Maxim MAX98927 Codec address 03ah \_SB.PCI0.I2C5.DLG7: Dialog Semiconductor DA7219 Audio Codec address 01ah irq 105 Error: Could not locate 'wifi_sar' in VPD. Error: failed from getting SAR limits! \_SB.PCI0.RP01.WIFI: Intel WiFi PCI: 01:00.0 \_SB.PCI0.SPI0.S001: SPI Device at SPI: 00 \_SB.PCI0.XHCI.RHUB.HS01: USB Type C Port 1 at USB2 port 0 \_SB.PCI0.XHCI.RHUB.HS02: USB Type A Port 1 at USB2 port 1 \_SB.PCI0.XHCI.RHUB.HS03: Bluetooth at USB2 port 2 \_SB.PCI0.XHCI.RHUB.HS05: USB Type C Port 2 at USB2 port 4 \_SB.PCI0.XHCI.RHUB.HS09: Camera at USB2 port 8 ACPI: added table 2/32, length now 44 ACPI: * MCFG ACPI: added table 3/32, length now 48 ACPI: * TPM2 ACPI: added table 4/32, length now 52 ACPI: * MADT SCI is IRQ9 ACPI: added table 5/32, length now 56 current = 7aa9fa60 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dmic-4ch-48khz-16b.bin' CBFS: Found @ offset 167000 size ba8 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dmic-4ch-48khz-32b.bin' CBFS: Found @ offset 19f640 size ba8 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dialog-2ch-48khz-24b.bin' CBFS: Found @ offset 167cc0 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'dialog-2ch-48khz-24b.bin' CBFS: Found @ offset 167cc0 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'max98927-render-2ch-48khz-24b.bin' CBFS: Found @ offset 167c00 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'max98927-render-2ch-48khz-16b.bin' CBFS: Found @ offset 103f00 size 64 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'max98927-render-2ch-48khz-16b.bin' CBFS: Found @ offset 103f00 size 64 ACPI: * NHLT ACPI: added table 6/32, length now 60 ACPI: * DMAR ACPI: added table 7/32, length now 64 ACPI: * IGD OpRegion GMA: Found VBT in CBFS GMA: Found valid VBT in CBFS current = 7aaa3610 ACPI: added table 8/32, length now 68 ACPI: * HPET ACPI: added table 9/32, length now 72 ACPI: done. ACPI tables: 38592 bytes. smbios_write_tables: 7a998000 Create SMBIOS type 17 PCI: 01:00.0 (Intel WiFi) SMBIOS tables: 662 bytes. Writing table forward entry at 0x00000500 Wrote coreboot table at: 00000500, 0x10 bytes, checksum a532 Writing coreboot table at 0x7aabe000 0. 0000000000000000-0000000000000fff: CONFIGURATION TABLES 1. 0000000000001000-000000000009ffff: RAM 2. 00000000000a0000-00000000000fffff: RESERVED 3. 0000000000100000-000000007a997fff: RAM 4. 000000007a998000-000000007ab05fff: CONFIGURATION TABLES 5. 000000007ab06000-000000007abcffff: RAMSTAGE 6. 000000007abd0000-000000007affffff: CONFIGURATION TABLES 7. 000000007b000000-000000007fffffff: RESERVED 8. 00000000e0000000-00000000e3ffffff: RESERVED 9. 00000000fe000000-00000000fe00ffff: RESERVED 10. 00000000fed10000-00000000fed19fff: RESERVED 11. 00000000fed80000-00000000fed84fff: RESERVED 12. 00000000fed90000-00000000fed91fff: RESERVED 13. 0000000100000000-000000017effffff: RAM Graphics framebuffer located at 0xc0000000 Passing 6 GPIOs to payload: NAME | PORT | POLARITY | VALUE write protect | undefined | high | low recovery | undefined | high | low lid | undefined | high | high power | undefined | high | low oprom | undefined | high | low EC in RW | 0x00000036 | high | low Board ID: 6 CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) Wrote coreboot table at: 7aabe000, 0x57c bytes, checksum 3d89 coreboot table: 1428 bytes. IMD ROOT 0. 7afff000 00001000 IMD SMALL 1. 7affe000 00001000 FSP MEMORY 2. 7abfe000 00400000 CONSOLE 3. 7abde000 00020000 TIME STAMP 4. 7abdd000 00000910 VBOOT 5. 7abdc000 00000c0c MRC DATA 6. 7abda000 00001878 ROMSTG STCK 7. 7abd9000 00000400 AFTER CAR 8. 7abd0000 00009000 RAMSTAGE 9. 7ab05000 000cb000 REFCODE 10. 7aad6000 0002f000 SMM BACKUP 11. 7aac6000 00010000 COREBOOT 12. 7aabe000 00008000 ACPI 13. 7aa9a000 00024000 ACPI GNVS 14. 7aa99000 00001000 RAMOOPS 15. 7a999000 00100000 SMBIOS 16. 7a998000 00000800 IMD small region: IMD ROOT 0. 7affec00 00000400 FSP RUNTIME 1. 7affebe0 00000004 VBOOT SEL 2. 7affebc0 00000008 EC HOSTEVENT 3. 7affeba0 00000008 POWER STATE 4. 7affeb60 00000040 ROMSTAGE 5. 7affeb40 00000004 MEM INFO 6. 7affe980 000001a9 COREBOOTFWD 7. 7affe940 00000028 MTRR: Physical address space: 0x0000000000000000 - 0x00000000000a0000 size 0x000a0000 type 6 0x00000000000a0000 - 0x00000000000c0000 size 0x00020000 type 0 0x00000000000c0000 - 0x000000007b800000 size 0x7b740000 type 6 0x000000007b800000 - 0x00000000c0000000 size 0x44800000 type 0 0x00000000c0000000 - 0x00000000d0000000 size 0x10000000 type 1 0x00000000d0000000 - 0x0000000100000000 size 0x30000000 type 0 0x0000000100000000 - 0x000000017f000000 size 0x7f000000 type 6 MTRR: Fixed MSR 0x250 0x0606060606060606 MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 call enable_fixed_mtrr() CPU physical address size: 39 bits MTRR: default type WB/UC MTRR counts: 6/5. MTRR: UC selected as default type. MTRR: 0 base 0x0000000000000000 mask 0x0000007f80000000 type 6 MTRR: 1 base 0x000000007b800000 mask 0x0000007fff800000 type 0 MTRR: 2 base 0x000000007c000000 mask 0x0000007ffc000000 type 0 MTRR: 3 base 0x00000000c0000000 mask 0x0000007ff0000000 type 1 MTRR: 4 base 0x0000000100000000 mask 0x0000007f80000000 type 6 MTRR check Fixed MTRRs : Enabled Variable MTRRs: Enabled MTRR: Fixed MSR 0x250 0x0606060606060606 MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 BS: BS_WRITE_TABLES times (us): entry 0 run 534548 exit 146860 call enable_fixed_mtrr() CBFS: 'Master Header Locator' located CBFS at [d00000:ffffc0) CBFS: Locating 'fallback/payload' CPU physical address size: 39 bits CBFS: Found @ offset 223040 size 360b4 MTRR: Fixed MSR 0x250 0x0606060606060606 MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 MTRR: Fixed MSR 0x250 0x0606060606060606 call enable_fixed_mtrr() MTRR: Fixed MSR 0x258 0x0606060606060606 MTRR: Fixed MSR 0x259 0x0000000000000000 MTRR: Fixed MSR 0x268 0x0606060606060606 MTRR: Fixed MSR 0x269 0x0606060606060606 MTRR: Fixed MSR 0x26a 0x0606060606060606 MTRR: Fixed MSR 0x26b 0x0606060606060606 MTRR: Fixed MSR 0x26c 0x0606060606060606 MTRR: Fixed MSR 0x26d 0x0606060606060606 MTRR: Fixed MSR 0x26e 0x0606060606060606 MTRR: Fixed MSR 0x26f 0x0606060606060606 CPU physical address size: 39 bits call enable_fixed_mtrr() Checking segment from ROM address 0xfff23078 CPU physical address size: 39 bits Checking segment from ROM address 0xfff23094 Loading segment from ROM address 0xfff23078 code (compression=0) New segment dstaddr 0x30104020 memsize 0x64d8b0 srcaddr 0xfff230b0 filesize 0x3607c Loading Segment: addr: 0x30104020 memsz: 0x000000000064d8b0 filesz: 0x000000000003607c it's not compressed! [ 0x30104020, 3013a09c, 0x307518d0) <- fff230b0 Clearing Segment: addr: 0x000000003013a09c memsz: 0x0000000000617834 Loading segment from ROM address 0xfff23094 Entry Point 0x30104020 Loaded segments Finalizing chipset. ME: Host Firmware Status Register 1 : 0x90000245 ME: Host Firmware Status Register 2 : 0x6B000306 ME: Host Firmware Status Register 3 : 0x00000020 ME: Host Firmware Status Register 4 : 0x00084000 ME: Host Firmware Status Register 5 : 0x00000000 ME: Host Firmware Status Register 6 : 0x40000002 ME: FW Partition Table : OK ME: Bringup Loader Failure : NO ME: Firmware Init Complete : YES ME: Manufacturing Mode : NO ME: Boot Options Present : NO ME: Update In Progress : NO ME: D3 Support : NO ME: D0i3 Support : YES ME: Low Power State Enabled : YES ME: CPU Replaced : NO ME: CPU Replacement Valid : YES ME: Current Working State : Normal ME: Current Operation State : M0 with UMA ME: Current Operation Mode : Normal ME: Error Code : No Error ME: Progress Phase : Host Communication ME: Power Management Event : Power cycle reset through Moff ME: Progress Phase State : Host communication established ME: Power Down Mitigation : NO ME: FPF status : fused Clearing MCA. Finalizing SMM. BS: BS_PAYLOAD_LOAD times (us): entry 643 run 261858 exit 135674 mp_park_aps done after 0 msecs. Jumping to boot code at 30104020(7aabe000) CPU0: stack: 7ab46000 - 7ab47000, lowest used address 7ab46abc, stack used: 1348 bytes Starting depthcharge on rammus... 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-rammus-11275.B-collabora] Dec 11 2020 10:26:21 rammus:tftpboot 192.168.201.1 6860799/tftp-deploy-l5nb1omz/kernel/bzImage 6860799/tftp-deploy-l5nb1omz/kernel/cmdline 6860799/tftp-deploy-l5nb1omz/ramdisk/ramdisk.cpio.gz tftpboot 192.168.201.1 6860799/tftp-deploy-l5nb1omz/kernel/bzImay-l5nb1omz/kernel/cmdline 6860799/tftp-deploy-l5nb1omz/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:68:01:e7 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: 6860799/tftp-deploy-l5nb1omz/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 ############################################################### done. The bootfile was 13094368 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: 6860799/tftp-deploy-l5nb1omz/kernel/cmdline The command line is: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6860799/extract-nfsrootfs-n35vpfc4,tcp,hard ip=dhcp tftpserverip=192.168.201.1 Shutting down all USB controllers. Removing current net device Finalizing coreboot Exiting depthcharge with code 4 at timestamp: 17627534 Starting kernel ... [ 0.000000] Linux version 5.10.129-cip12 (KernelCI@build-j380608-x86-64-gcc-10-x86-64-defconfig-x86-chromeboo6hsqj) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Jul 21 09:02:48 UTC 2022 [ 0.000000] Command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6860799/extract-nfsrootfs-n35vpfc4,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: Supporting XSAVE feature 0x008: 'MPX bounds registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: xstate_offset[3]: 832, xstate_sizes[3]: 64 [ 0.000000] x86/fpu: xstate_offset[4]: 896, xstate_sizes[4]: 64 [ 0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' 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 0x0000000000100000-0x000000007a997fff] usable [ 0.000000] BIOS-e820: [mem 0x000000007a998000-0x000000007affffff] type 16 [ 0.000000] BIOS-e820: [mem 0x000000007b000000-0x000000007fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe00ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fed10000-0x00000000fed19fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed84fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fed90000-0x00000000fed91fff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017effffff] usable [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.7 present. [ 0.000000] DMI: Google Rammus/Rammus, BIOS 09/04/2020 [ 0.000000] tsc: Detected 1600.000 MHz processor [ 0.000000] tsc: Detected 1599.960 MHz TSC [ 0.000053] last_pfn = 0x17f000 max_arch_pfn = 0x400000000 [ 0.001362] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.007046] last_pfn = 0x7a998 max_arch_pfn = 0x400000000 [ 0.024720] check: Scanning 1 areas for low memory corruption [ 0.024733] Using GB pages for direct mapping [ 0.025380] RAMDISK: [mem 0x377e1000-0x37ffffff] [ 0.025387] ACPI: Early table checksum verification disabled [ 0.025396] ACPI: RSDP 0x00000000000F0000 000024 (v02 CORE ) [ 0.025411] ACPI: XSDT 0x000000007AA9A0E0 00006C (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025428] ACPI: FACP 0x000000007AA9E970 0000F4 (v04 CORE COREBOOT 00000000 CORE 00000000) [ 0.025445] ACPI: DSDT 0x000000007AA9A280 0046E3 (v05 COREv4 COREBOOT 20110725 INTL 20180531) [ 0.025459] ACPI: FACS 0x000000007AA9A240 000040 [ 0.025471] ACPI: FACS 0x000000007AA9A240 000040 [ 0.025483] ACPI: SSDT 0x000000007AA9EA70 000EFA (v02 CORE COREBOOT 0000002A CORE 0000002A) [ 0.025497] ACPI: MCFG 0x000000007AA9F970 00003C (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025510] ACPI: TPM2 0x000000007AA9F9B0 000040 (v04 CORE COREBOOT 00000000 CORE 00000000) [ 0.025523] ACPI: APIC 0x000000007AA9F9F0 00006C (v02 CORE COREBOOT 00000000 CORE 00000000) [ 0.025535] ACPI: NHLT 0x000000007AA9FA60 001B1C (v05 GOOGLE RAMMUS 00000000 CORE 00000000) [ 0.025548] ACPI: DMAR 0x000000007AAA1580 000088 (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025561] ACPI: DBG2 0x000000007AAA3610 000061 (v00 CORE COREBOOT 00000000 CORE 00000000) [ 0.025574] ACPI: HPET 0x000000007AAA3680 000038 (v01 CORE COREBOOT 00000000 CORE 00000000) [ 0.025587] ACPI: Reserving FACP table memory at [mem 0x7aa9e970-0x7aa9ea63] [ 0.025592] ACPI: Reserving DSDT table memory at [mem 0x7aa9a280-0x7aa9e962] [ 0.025598] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f] [ 0.025603] ACPI: Reserving FACS table memory at [mem 0x7aa9a240-0x7aa9a27f] [ 0.025608] ACPI: Reserving SSDT table memory at [mem 0x7aa9ea70-0x7aa9f969] [ 0.025613] ACPI: Reserving MCFG table memory at [mem 0x7aa9f970-0x7aa9f9ab] [ 0.025618] ACPI: Reserving TPM2 table memory at [mem 0x7aa9f9b0-0x7aa9f9ef] [ 0.025623] ACPI: Reserving APIC table memory at [mem 0x7aa9f9f0-0x7aa9fa5b] [ 0.025628] ACPI: Reserving NHLT table memory at [mem 0x7aa9fa60-0x7aaa157b] [ 0.025633] ACPI: Reserving DMAR table memory at [mem 0x7aaa1580-0x7aaa1607] [ 0.025638] ACPI: Reserving DBG2 table memory at [mem 0x7aaa3610-0x7aaa3670] [ 0.025643] ACPI: Reserving HPET table memory at [mem 0x7aaa3680-0x7aaa36b7] [ 0.025795] No NUMA configuration found [ 0.025800] Faking a node at [mem 0x0000000000000000-0x000000017effffff] [ 0.025810] NODE_DATA(0) allocated [mem 0x17effc000-0x17effffff] [ 0.025856] Zone ranges: [ 0.025861] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.025870] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.025877] Normal [mem 0x0000000100000000-0x000000017effffff] [ 0.025885] Movable zone start for each node [ 0.025890] Early memory node ranges [ 0.025896] node 0: [mem 0x0000000000001000-0x000000000009ffff] [ 0.025901] node 0: [mem 0x0000000000100000-0x000000007a997fff] [ 0.025907] node 0: [mem 0x0000000100000000-0x000000017effffff] [ 0.025913] Initmem setup node 0 [mem 0x0000000000001000-0x000000017effffff] [ 0.025951] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.026000] On node 0, zone DMA: 96 pages in unavailable ranges [ 0.038203] On node 0, zone Normal: 22120 pages in unavailable ranges [ 0.038283] On node 0, zone Normal: 4096 pages in unavailable ranges [ 0.038311] Reserving Intel graphics memory at [mem 0x7c000000-0x7fffffff] [ 0.038681] ACPI: PM-Timer IO Port: 0x1808 [ 0.038737] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119 [ 0.038751] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.038758] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.038773] Using ACPI (MADT) for SMP configuration information [ 0.038780] ACPI: HPET id: 0x8086a701 base: 0xfed00000 [ 0.038788] TSC deadline timer available [ 0.038793] smpboot: Allowing 4 CPUs, 0 hotplug CPUs [ 0.038825] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.038832] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000fffff] [ 0.038838] PM: hibernation: Registered nosave memory: [mem 0x7a998000-0x7affffff] [ 0.038843] PM: hibernation: Registered nosave memory: [mem 0x7b000000-0x7fffffff] [ 0.038848] PM: hibernation: Registered nosave memory: [mem 0x80000000-0xdfffffff] [ 0.038853] PM: hibernation: Registered nosave memory: [mem 0xe0000000-0xe3ffffff] [ 0.038857] PM: hibernation: Registered nosave memory: [mem 0xe4000000-0xfdffffff] [ 0.038862] PM: hibernation: Registered nosave memory: [mem 0xfe000000-0xfe00ffff] [ 0.038867] PM: hibernation: Registered nosave memory: [mem 0xfe010000-0xfed0ffff] [ 0.038871] PM: hibernation: Registered nosave memory: [mem 0xfed10000-0xfed19fff] [ 0.038876] PM: hibernation: Registered nosave memory: [mem 0xfed1a000-0xfed7ffff] [ 0.038881] PM: hibernation: Registered nosave memory: [mem 0xfed80000-0xfed84fff] [ 0.038885] PM: hibernation: Registered nosave memory: [mem 0xfed85000-0xfed8ffff] [ 0.038890] PM: hibernation: Registered nosave memory: [mem 0xfed90000-0xfed91fff] [ 0.038895] PM: hibernation: Registered nosave memory: [mem 0xfed92000-0xffffffff] [ 0.038904] [mem 0x80000000-0xdfffffff] available for PCI devices [ 0.038912] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.054390] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:4 nr_node_ids:1 [ 0.054680] percpu: Embedded 59 pages/cpu s200848 r8192 d32624 u524288 [ 0.054752] Built 1 zonelists, mobility grouping on. Total pages: 1006266 [ 0.054757] Policy zone: Normal [ 0.054771] Kernel command line: earlyprintk=uart8250,mmio32,0xde000000,115200n8 console=ttyS0,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/6860799/extract-nfsrootfs-n35vpfc4,tcp,hard ip=dhcp tftpserverip=192.168.201.1 [ 0.055326] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) [ 0.055590] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear) [ 0.055675] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.077975] Memory: 3892572K/4089052K available (18450K kernel code, 3458K rwdata, 5992K rodata, 1688K init, 11616K bss, 196220K reserved, 0K cma-reserved) [ 0.078124] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.078180] Kernel/User page tables isolation: enabled [ 0.078263] ftrace: allocating 52723 entries in 206 pages [ 0.118396] ftrace: allocated 206 pages with 5 groups [ 0.118699] Running RCU self tests [ 0.118716] rcu: Hierarchical RCU implementation. [ 0.118721] rcu: RCU event tracing is enabled. [ 0.118725] rcu: RCU lockdep checking is enabled. [ 0.118731] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=4. [ 0.118736] Rude variant of Tasks RCU enabled. [ 0.118740] Tracing variant of Tasks RCU enabled. [ 0.118746] rcu: RCU calculated value of scheduler-enlistment delay is 100 jiffies. [ 0.118751] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.129469] NR_IRQS: 4352, nr_irqs: 1024, preallocated irqs: 16 [ 0.129969] random: crng init done [ 0.130083] Console: colour dummy device 80x25 [ 0.205306] printk: console [ttyS0] enabled [ 0.205675] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.206337] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.206697] ... MAX_LOCK_DEPTH: 48 [ 0.207065] ... MAX_LOCKDEP_KEYS: 8192 [ 0.207447] ... CLASSHASH_SIZE: 4096 [ 0.207829] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.208217] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.208607] ... CHAINHASH_SIZE: 32768 [ 0.208996] memory used by lock dependency info: 6365 kB [ 0.209465] memory used for stack traces: 4224 kB [ 0.209883] per task-struct memory footprint: 1920 bytes [ 0.210407] ACPI: Core revision 20200925 [ 0.211002] hpet: HPET dysfunctional in PC10. Force disabled. [ 0.211502] APIC: Switch to symmetric I/O mode setup [ 0.215968] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x170fff30cc4, max_idle_ns: 440795237869 ns [ 0.216887] Calibrating delay loop (skipped), value calculated using timer frequency.. 3199.92 BogoMIPS (lpj=1599960) [ 0.217793] pid_max: default: 32768 minimum: 301 [ 0.217870] LSM: Security Framework initializing [ 0.217870] SELinux: Initializing. [ 0.217870] LSM support for eBPF active [ 0.217870] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.217870] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.217870] mce: CPU0: Thermal monitoring enabled (TM1) [ 0.217870] process: using mwait in idle threads [ 0.217870] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 0.217870] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 0.217870] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.217870] Spectre V2 : Mitigation: Retpolines [ 0.217870] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.217870] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 0.217870] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.217870] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl [ 0.217870] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.217870] MDS: Vulnerable: Clear CPU buffers attempted, no microcode [ 0.217870] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 0.217870] SRBDS: Vulnerable: No microcode [ 0.217870] Freeing SMP alternatives memory: 44K [ 0.217870] smpboot: CPU0: Intel(R) Core(TM) m3-8100Y CPU @ 1.10GHz (family: 0x6, model: 0x8e, stepping: 0x9) [ 0.218650] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver. [ 0.218887] ... version: 4 [ 0.219244] ... bit width: 48 [ 0.219605] ... generic registers: 4 [ 0.219877] ... value mask: 0000ffffffffffff [ 0.220341] ... max period: 00007fffffffffff [ 0.220803] ... fixed-purpose events: 3 [ 0.220877] ... event mask: 000000070000000f [ 0.221917] rcu: Hierarchical SRCU implementation. [ 0.224602] smp: Bringing up secondary CPUs ... [ 0.225708] x86: Booting SMP configuration: [ 0.225901] .... node #0, CPUs: #1 [ 0.227313] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 0.227902] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 0.229620] #2 #3 [ 0.232276] smp: Brought up 1 node, 4 CPUs [ 0.232896] smpboot: Max logical packages: 1 [ 0.233277] smpboot: Total of 4 processors activated (12799.68 BogoMIPS) [ 0.236269] devtmpfs: initialized [ 0.237273] x86/mm: Memory block size: 128MB [ 0.242071] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.242892] futex hash table entries: 1024 (order: 5, 131072 bytes, linear) [ 0.243997] pinctrl core: initialized pinctrl subsystem [ 0.244863] PM: RTC time: 09:09:51, date: 2022-07-21 [ 0.245525] NET: Registered protocol family 16 [ 0.246765] audit: initializing netlink subsys (disabled) [ 0.246935] audit: type=2000 audit(1658394590.030:1): state=initialized audit_enabled=0 res=1 [ 0.247885] thermal_sys: Registered thermal governor 'step_wise' [ 0.247891] thermal_sys: Registered thermal governor 'user_space' [ 0.248507] cpuidle: using governor menu [ 0.249298] ACPI: bus type PCI registered [ 0.250304] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000) [ 0.250884] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820 [ 0.251511] PCI: Using configuration type 1 for base access [ 0.280319] Kprobes globally optimized [ 0.281060] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.281487] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.282089] cryptomgr_test (38) used greatest stack depth: 14880 bytes left [ 0.285227] ACPI: Added _OSI(Module Device) [ 0.285605] ACPI: Added _OSI(Processor Device) [ 0.285900] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.286318] ACPI: Added _OSI(Processor Aggregator Device) [ 0.286792] ACPI: Added _OSI(Linux-Dell-Video) [ 0.287886] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.288354] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.304237] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 0.313870] ACPI: EC: EC started [ 0.313876] ACPI: EC: interrupt blocked [ 0.315064] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.315514] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions [ 0.315881] ACPI: Interpreter enabled [ 0.316291] ACPI: (supports S0 S3 S4 S5) [ 0.316643] ACPI: Using IOAPIC for interrupt routing [ 0.316969] PCI: Using host bridge windows from ACPI; if necessary, use \"pci=nocrs\" and report a bug [ 0.337182] ACPI: Power Resource [PRIC] (on) [ 0.467407] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.467889] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.468997] acpi PNP0A08:00: _OSC: OS now controls [PME PCIeCapability LTR] [ 0.469671] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge [ 0.471605] PCI host bridge to bus 0000:00 [ 0.471884] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.472476] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.472879] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 0.473525] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window] [ 0.474880] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window] [ 0.475526] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window] [ 0.475878] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window] [ 0.476523] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window] [ 0.476878] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window] [ 0.477523] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window] [ 0.477878] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window] [ 0.478524] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window] [ 0.479879] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window] [ 0.480524] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window] [ 0.480877] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window] [ 0.481523] pci_bus 0000:00: root bus resource [mem 0x000f0000-0x000fffff window] [ 0.481878] pci_bus 0000:00: root bus resource [mem 0x80000001-0xdfffffff window] [ 0.482524] pci_bus 0000:00: root bus resource [mem 0x800000000-0xbffffffff window] [ 0.483879] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window] [ 0.484524] pci_bus 0000:00: root bus resource [mem 0xfed40000-0xfed44fff window] [ 0.484879] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.485453] pci 0000:00:00.0: [8086:590c] type 00 class 0x060000 [ 0.487039] pci 0000:00:02.0: [8086:591c] type 00 class 0x030000 [ 0.487590] pci 0000:00:02.0: reg 0x10: [mem 0xd0000000-0xd0ffffff 64bit] [ 0.487894] pci 0000:00:02.0: reg 0x18: [mem 0xc0000000-0xcfffffff 64bit pref] [ 0.488527] pci 0000:00:02.0: reg 0x20: [io 0x1c00-0x1c3f] [ 0.489643] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000 [ 0.490906] pci 0000:00:04.0: reg 0x10: [mem 0xd1120000-0xd1127fff 64bit] [ 0.492389] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000 [ 0.492906] pci 0000:00:08.0: reg 0x10: [mem 0xd1130000-0xd1130fff 64bit] [ 0.494271] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330 [ 0.494836] pci 0000:00:14.0: reg 0x10: [mem 0xd1100000-0xd110ffff 64bit] [ 0.495038] pci 0000:00:14.0: PME# supported from D3hot D3cold [ 0.496431] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000 [ 0.496919] pci 0000:00:14.2: reg 0x10: [mem 0xd1131000-0xd1131fff 64bit] [ 0.498306] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000 [ 0.498877] pci 0000:00:15.0: reg 0x10: [mem 0xd1132000-0xd1132fff 64bit] [ 0.500401] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000 [ 0.500927] pci 0000:00:15.1: reg 0x10: [mem 0xd1133000-0xd1133fff 64bit] [ 0.502499] pci 0000:00:19.0: [8086:9d66] type 00 class 0x118000 [ 0.503928] pci 0000:00:19.0: reg 0x10: [mem 0xfe034000-0xfe034fff 64bit] [ 0.504540] pci 0000:00:19.0: reg 0x18: [mem 0xd1135000-0xd1135fff 64bit] [ 0.505809] pci 0000:00:19.1: [8086:9d65] type 00 class 0x118000 [ 0.505927] pci 0000:00:19.1: reg 0x10: [mem 0xd1136000-0xd1136fff 64bit] [ 0.507501] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400 [ 0.508096] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold [ 0.509518] pci 0000:00:1e.0: [8086:9d27] type 00 class 0x118000 [ 0.510934] pci 0000:00:1e.0: reg 0x10: [mem 0xd1137000-0xd1137fff 64bit] [ 0.512468] pci 0000:00:1e.2: [8086:9d29] type 00 class 0x118000 [ 0.512927] pci 0000:00:1e.2: reg 0x10: [mem 0xd1138000-0xd1138fff 64bit] [ 0.514467] pci 0000:00:1e.4: [8086:9d2b] type 00 class 0x080501 [ 0.514920] pci 0000:00:1e.4: reg 0x10: [mem 0xd1139000-0xd1139fff 64bit] [ 0.516570] pci 0000:00:1e.6: [8086:9d2d] type 00 class 0x080501 [ 0.516920] pci 0000:00:1e.6: reg 0x10: [mem 0xd113a000-0xd113afff 64bit] [ 0.518430] pci 0000:00:1f.0: [8086:9d4b] type 00 class 0x060100 [ 0.519778] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000 [ 0.519912] pci 0000:00:1f.2: reg 0x10: [mem 0xd1128000-0xd112bfff] [ 0.521328] pci 0000:00:1f.3: [8086:9d71] type 00 class 0x040100 [ 0.521902] pci 0000:00:1f.3: reg 0x10: [mem 0xd112c000-0xd112ffff 64bit] [ 0.522548] pci 0000:00:1f.3: reg 0x20: [mem 0xd1110000-0xd111ffff 64bit] [ 0.523997] pci 0000:00:1f.3: PME# supported from D3hot D3cold [ 0.525388] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500 [ 0.525944] pci 0000:00:1f.4: reg 0x10: [mem 0xd113c000-0xd113c0ff 64bit] [ 0.526608] pci 0000:00:1f.4: reg 0x20: [io 0xefa0-0xefbf] [ 0.527727] pci 0000:00:1f.5: [8086:9d24] type 00 class 0x000000 [ 0.527912] pci 0000:00:1f.5: reg 0x10: [mem 0xfe010000-0xfe010fff] [ 0.529624] pci 0000:01:00.0: [8086:095a] type 00 class 0x028000 [ 0.531315] pci 0000:01:00.0: reg 0x10: [mem 0xd1000000-0xd1001fff 64bit] [ 0.534340] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 0.536920] pci 0000:00:1c.0: PCI bridge to [bus 01] [ 0.537374] pci 0000:00:1c.0: bridge window [mem 0xd1000000-0xd10fffff] [ 0.539397] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.540194] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 12 14 15) [ 0.541111] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.542049] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.542989] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.543930] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.544867] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.545803] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 12 14 15) *11 [ 0.553349] ACPI: EC: interrupt unblocked [ 0.553720] ACPI: EC: event unblocked [ 0.553877] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62 [ 0.554327] ACPI: EC: GPE=0x6e [ 0.554609] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC initialization complete [ 0.554895] ACPI: \_SB_.PCI0.LPCB.EC0_: EC: Used to handle transactions and events [ 0.556092] iommu: Default domain type: Translated [ 0.557095] pci 0000:00:02.0: vgaarb: setting as boot VGA device [ 0.557504] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.558913] pci 0000:00:02.0: vgaarb: bridge control possible [ 0.559415] vgaarb: loaded [ 0.560280] SCSI subsystem initialized [ 0.560995] ACPI: bus type USB registered [ 0.561491] usbcore: registered new interface driver usbfs [ 0.561945] usbcore: registered new interface driver hub [ 0.562454] usbcore: registered new device driver usb [ 0.563017] pps_core: LinuxPPS API ver. 1 registered [ 0.563453] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.563890] PTP clock support registered [ 0.565148] Advanced Linux Sound Architecture Driver Initialized. [ 0.566473] NetLabel: Initializing [ 0.566783] NetLabel: domain hash size = 128 [ 0.566877] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.567451] NetLabel: unlabeled traffic allowed by default [ 0.569015] PCI: Using ACPI for IRQ routing [ 0.577313] clocksource: Switched to clocksource tsc-early [ 1.007494] VFS: Disk quotas dquot_6.6.0 [ 1.007922] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 1.008991] pnp: PnP ACPI init [ 1.010204] system 00:00: [mem 0xfed10000-0xfed17fff] has been reserved [ 1.010786] system 00:00: [mem 0xfed18000-0xfed18fff] has been reserved [ 1.011384] system 00:00: [mem 0xfed19000-0xfed19fff] has been reserved [ 1.011976] system 00:00: [mem 0xe0000000-0xe3ffffff] has been reserved [ 1.012553] system 00:00: [mem 0xfed20000-0xfed3ffff] has been reserved [ 1.013145] system 00:00: [mem 0xfed90000-0xfed93fff] could not be reserved [ 1.013752] system 00:00: [mem 0xfed45000-0xfed8ffff] could not be reserved [ 1.014371] system 00:00: [mem 0xff000000-0xffffffff] has been reserved [ 1.014961] system 00:00: [mem 0xfee00000-0xfeefffff] has been reserved [ 1.015538] system 00:00: [mem 0xfed00000-0xfed003ff] has been reserved [ 1.017183] system 00:01: [io 0x1800-0x18fe] has been reserved [ 1.018163] system 00:03: [io 0x0900-0x09fe] has been reserved [ 1.018990] system 00:04: [io 0x0200] has been reserved [ 1.019461] system 00:04: [io 0x0204] has been reserved [ 1.019945] system 00:04: [io 0x0800-0x087f] has been reserved [ 1.020465] system 00:04: [io 0x0880-0x08ff] has been reserved [ 1.023715] pnp: PnP ACPI: found 6 devices [ 1.040834] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 1.041742] NET: Registered protocol family 2 [ 1.042323] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 1.044860] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear) [ 1.045858] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear) [ 1.046814] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear) [ 1.049668] TCP: Hash tables configured (established 32768 bind 32768) [ 1.050606] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear) [ 1.051611] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 1.052525] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear) [ 1.053604] NET: Registered protocol family 1 [ 1.054774] RPC: Registered named UNIX socket transport module. [ 1.055344] RPC: Registered udp transport module. [ 1.055760] RPC: Registered tcp transport module. [ 1.056189] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 1.057378] NET: Registered protocol family 44 [ 1.057794] pci 0000:00:1c.0: PCI bridge to [bus 01] [ 1.058273] pci 0000:00:1c.0: bridge window [mem 0xd1000000-0xd10fffff] [ 1.058887] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 1.059426] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 1.060043] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 1.060638] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window] [ 1.061247] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window] [ 1.061842] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window] [ 1.062449] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window] [ 1.063064] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window] [ 1.063666] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window] [ 1.064279] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window] [ 1.064934] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window] [ 1.065537] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window] [ 1.066152] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window] [ 1.066754] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window] [ 1.067368] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window] [ 1.067982] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window] [ 1.068584] pci_bus 0000:00: resource 20 [mem 0x80000001-0xdfffffff window] [ 1.069197] pci_bus 0000:00: resource 21 [mem 0x800000000-0xbffffffff window] [ 1.069814] pci_bus 0000:00: resource 22 [mem 0xfd000000-0xfe7fffff window] [ 1.070427] pci_bus 0000:00: resource 23 [mem 0xfed40000-0xfed44fff window] [ 1.071043] pci_bus 0000:01: resource 1 [mem 0xd1000000-0xd10fffff] [ 1.072138] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 1.075111] PCI: CLS 64 bytes, default 64 [ 1.075896] Unpacking initramfs... [ 1.425490] Freeing initrd memory: 8316K [ 1.425993] DMAR: Host address width 39 [ 1.426370] DMAR: DRHD base: 0x000000fed90000 flags: 0x0 [ 1.426934] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 19e2ff0505e [ 1.427660] DMAR: RMRR base: 0x0000007b800000 end: 0x0000007fffffff [ 1.428258] DMAR: DRHD base: 0x000000fed91000 flags: 0x1 [ 1.428745] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da [ 1.429549] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 1.430130] software IO TLB: mapped [mem 0x0000000076998000-0x000000007a998000] (64MB) [ 1.431076] RAPL PMU: API unit is 2^-32 Joules, 5 fixed counters, 655360 ms ovfl timer [ 1.431758] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules [ 1.432280] RAPL PMU: hw unit of domain package 2^-14 Joules [ 1.432774] RAPL PMU: hw unit of domain dram 2^-14 Joules [ 1.433263] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules [ 1.433757] RAPL PMU: hw unit of domain psys 2^-14 Joules [ 1.436282] kvm: already loaded the other module [ 1.450130] check: Scanning for low memory corruption every 60 seconds [ 1.454373] Initialise system trusted keyrings [ 1.455069] workingset: timestamp_bits=56 max_order=20 bucket_order=0 [ 1.478270] NFS: Registering the id_resolver key type [ 1.478758] Key type id_resolver registered [ 1.479176] Key type id_legacy registered [ 1.501825] Key type asymmetric registered [ 1.502243] Asymmetric key parser 'x509' registered [ 1.502727] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 1.503399] io scheduler mq-deadline registered [ 1.503802] io scheduler kyber registered [ 1.504435] test_firmware: interface ready [ 1.506584] pcieport 0000:00:1c.0: PME: Signaling with IRQ 120 [ 1.508585] ACPI: AC Adapter [AC] (on-line) [ 1.509407] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/PNP0C0D:00/input/input0 [ 1.511160] ACPI: Lid Switch [LID0] [ 1.511774] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1 [ 1.512703] ACPI: Power Button [PWRF] [ 1.513529] ACPI: \_PR_.CP00: Found 3 idle states [ 1.514759] ACPI: \_PR_.CP01: Found 3 idle states [ 1.515819] ACPI: \_PR_.CP02: Found 3 idle states [ 1.517107] ACPI: \_PR_.CP03: Found 3 idle states [ 1.518727] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 1.523285] hpet_acpi_add: no address or irqs in _CRS [ 1.523871] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.524032] Non-volatile memory driver v1.3 [ 1.525039] Linux agpgart interface v0.103 [ 1.528378] i915 0000:00:02.0: vgaarb: deactivate vga console [ 1.581078] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem [ 1.582351] i915 0000:00:02.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error -2 [ 1.583274] i915 0000:00:02.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management. [ 1.584495] i915 0000:00:02.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915 [ 1.612249] [drm] Initialized i915 1.6.0 20200917 for 0000:00:02.0 on minor 0 [ 1.616332] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 1 [ 1.635292] loop: module loaded [ 1.636451] lkdtm: No crash points registered, enable through debugfs [ 1.662669] printk: console [ttyS0] disabled [ 1.663397] dw-apb-uart.2: ttyS0 at MMIO 0xfe034000 (irq = 32, base_baud = 115200) is a 16550A [ 2.489101] tsc: Refined TSC clocksource calibration: 1607.999 MHz [ 2.491038] printk: console [ttyS0] enabled [ 2.498729] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x172da94f0e2, max_idle_ns: 440795278248 ns [ 2.522422] dw-apb-uart.4: ttyS1 at MMIO 0xd1137000 (irq = 20, base_baud = 115200) is a 16550A [ 4.895093] clocksource: Switched to clocksource tsc [ 4.895273] fbcon: i915drmfb (fb0) is primary device [ 4.897545] pxa2xx-spi pxa2xx-spi.5: no DMA channels available, using PIO [ 4.906615] e100: Intel(R) PRO/100 Network Driver [ 4.906618] e100: Copyright(c) 1999-2006 Intel Corporation [ 4.906688] e1000: Intel(R) PRO/1000 Network Driver [ 4.906691] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 4.906776] e1000e: Intel(R) PRO/1000 Network Driver [ 4.906779] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 4.906869] sky2: driver version 1.30 [ 4.907391] usbcore: registered new interface driver r8152 [ 4.907763] tpm_tis_spi spi-PRP0001:00: TPM ready IRQ confirmed on attempt 2 [ 4.908152] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 4.908177] ehci-pci: EHCI PCI platform driver [ 4.908254] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 4.908272] ohci-pci: OHCI PCI platform driver [ 4.908359] uhci_hcd: USB Universal Host Controller Interface driver [ 4.909684] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 4.910603] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1 [ 4.912005] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081109810 [ 4.912054] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported [ 4.914212] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.10 [ 4.914232] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.914237] usb usb1: Product: xHCI Host Controller [ 4.914241] usb usb1: Manufacturer: Linux 5.10.129-cip12 xhci-hcd [ 4.914244] usb usb1: SerialNumber: 0000:00:14.0 [ 4.915853] hub 1-0:1.0: USB hub found [ 4.916049] hub 1-0:1.0: 12 ports detected [ 4.919698] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 4.920220] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2 [ 4.920232] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed [ 4.920592] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.10 [ 4.920600] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.920604] usb usb2: Product: xHCI Host Controller [ 4.920607] usb usb2: Manufacturer: Linux 5.10.129-cip12 xhci-hcd [ 4.920610] usb usb2: SerialNumber: 0000:00:14.0 [ 4.922376] hub 2-0:1.0: USB hub found [ 4.922590] hub 2-0:1.0: 6 ports detected [ 4.925315] usbcore: registered new interface driver usblp [ 4.925412] usbcore: registered new interface driver usb-storage [ 4.926019] udc-core: couldn't find an available UDC - added [g_ether] to list of pending drivers [ 4.926187] i8042: PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 [ 4.926191] i8042: PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp [ 4.926985] i8042: Warning: Keylock active [ 4.927230] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 4.929675] rtc_cmos 00:02: RTC can wake from S4 [ 4.930120] tpm_tis_spi spi-PRP0001:00: 2.0 TPM (device-id 0x28, rev-id 0) [ 4.932438] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 4.934580] rtc_cmos 00:02: registered as rtc0 [ 4.934829] rtc_cmos 00:02: alarms up to one month, 242 bytes nvram [ 4.935056] Console: switching to colour frame buffer device 240x67 [ 4.936138] i801_smbus 0000:00:1f.4: SPD Write Disable is set [ 4.936193] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt [ 4.937118] i2c i2c-9: 2/2 memory slots populated (from DMI) [ 4.938845] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com [ 4.938919] intel_pstate: Intel P-state driver initializing [ 4.939856] intel_pstate: HWP enabled [ 4.940512] sdhci: Secure Digital Host Controller Interface driver [ 4.940513] sdhci: Copyright(c) Pierre Ossman [ 4.940556] sdhci-pci 0000:00:1e.4: SDHCI controller found [8086:9d2b] (rev 21) [ 4.941991] mmc0: SDHCI controller on PCI [0000:00:1e.4] using ADMA 64-bit [ 4.942144] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 4.943620] hid: raw HID events driver (C) Jiri Kosina [ 4.948616] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device [ 5.163932] usb 1-3: new full-speed USB device number 2 using xhci_hcd [ 5.167940] usbcore: registered new interface driver usbhid [ 5.301200] usb 1-3: New USB device found, idVendor=8087, idProduct=0a2a, bcdDevice= 0.03 [ 5.310472] usbhid: USB HID core driver [ 5.311048] input: Tablet Mode Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:03/PNP0C09:00/GOOG0006:00/input/input3 [ 5.316745] usb 1-3: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.325638] cros_ec_lpcs GOOG0004:00: Chrome EC device registered [ 5.418929] usb 2-3: new SuperSpeed Gen 1 USB device number 2 using xhci_hcd [ 5.426143] snd_hda_intel 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if info 0x040100 [ 5.443764] netem: version 1.3 [ 5.446900] usb 2-3: New USB device found, idVendor=0bda, idProduct=8153, bcdDevice=31.00 [ 5.447396] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 5.456320] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=6 [ 5.456323] usb 2-3: Product: USB 10/100/1000 LAN [ 5.456326] usb 2-3: Manufacturer: Realtek [ 5.456328] usb 2-3: SerialNumber: 001000001 [ 5.485956] gre: GRE over IPv4 demultiplexor driver [ 5.491447] ip_gre: GRE over IPv4 tunneling driver [ 5.497780] IPv4 over IPsec tunneling driver [ 5.502850] Initializing XFRM netlink socket [ 5.508292] NET: Registered protocol family 10 [ 5.514274] Segment Routing with IPv6 [ 5.519074] ip6_gre: GRE over IPv6 tunneling driver [ 5.524835] NET: Registered protocol family 17 [ 5.529941] Key type dns_resolver registered [ 5.536000] microcode: sig=0x806e9, pf=0x10, revision=0x98 [ 5.542238] microcode: Microcode Update Driver: v2.2. [ 5.542245] IPI shorthand broadcast: enabled [ 5.544617] mmc0: new HS400 MMC card at address 0001 [ 5.547932] sched_clock: Marking stable (5460956188, 86942711)->(5563179549, -15280650) [ 5.553727] mmcblk0: mmc0:0001 DA4064 58.2 GiB [ 5.567293] usb 1-9: new high-speed USB device number 3 using xhci_hcd [ 5.567525] registered taskstats version 1 [ 5.567531] Loading compiled-in X.509 certificates [ 5.570168] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.571953] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.572570] mmcblk0boot0: mmc0:0001 DA4064 partition 1 4.00 MiB [ 5.573345] PM: Magic number: 14:154:172 [ 5.573429] acpi device:35: hash matches [ 5.621982] printk: console [netcon0] enabled [ 5.622072] mmcblk0boot1: mmc0:0001 DA4064 partition 2 4.00 MiB [ 5.626860] netconsole: network logging started [ 5.639383] mmcblk0rpmb: mmc0:0001 DA4064 partition 3 16.0 MiB, chardev (246:0) [ 5.655670] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops) [ 5.670667] tpm_tis_spi spi-PRP0001:00: Cr50 firmware version: B2-C:0 RO_B:0.0.11/4d655eab RW_A:0.5.6/cr50_v1.9308_87_mp.510-d2 [ 5.672261] mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 [ 5.683779] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.699391] snd_hda_intel 0000:00:1f.3: Cannot probe codecs, giving up [ 5.699870] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.742904] usb 1-9: New USB device found, idVendor=13d3, idProduct=56d4, bcdDevice=18.07 [ 5.752066] usb 1-9: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [ 5.760053] usb 1-9: Product: USB2.0 HD UVC WebCam [ 5.765414] usb 1-9: Manufacturer: Azurewave [ 5.770190] usb 1-9: SerialNumber: 0x0001 [ 5.781087] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.830080] usb 2-3: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd [ 5.854452] r8152 2-3:1.0: Direct firmware load for rtl_nic/rtl8153b-2.fw failed with error -2 [ 5.864167] r8152 2-3:1.0: unable to load firmware patch rtl_nic/rtl8153b-2.fw (-2) [ 5.903597] r8152 2-3:1.0 eth0: v1.11.11 [ 5.908970] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 5.909396] IP-Config: Failed to open gretap0 [ 5.922223] IP-Config: Failed to open erspan0 [ 5.945047] Sending DHCP requests . [ 7.561938] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 7.573267] r8152 2-3:1.0 eth0: carrier on [ 8.934041] ., OK [ 8.944322] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.11 [ 8.953303] IP-Config: Complete: [ 8.956942] device=eth0, hwaddr=00:e0:4c:68:01:e7, ipaddr=192.168.201.11, mask=255.255.255.0, gw=192.168.201.1 [ 8.968637] host=asus-C433TA-AJ0005-rammus-cbg-1, domain=lava-rack, nis-domain=(none) [ 8.977894] bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath= [ 8.977898] nameserver0=192.168.201.1 [ 8.990724] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 9.002057] modprobe (102) used greatest stack depth: 14208 bytes left [ 9.004956] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 9.017036] ALSA device list: [ 9.017037] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 9.020363] No soundcards found. [ 9.033981] cfg80211: failed to load regulatory.db [ 9.039560] dw-apb-uart dw-apb-uart.2: forbid DMA for kernel console [ 9.049080] Freeing unused kernel image (initmem) memory: 1688K [ 9.062182] Write protecting the kernel read-only data: 26624k [ 9.069690] Freeing unused kernel image (text/rodata gap) memory: 2028K [ 9.077370] Freeing unused kernel image (rodata/data gap) memory: 152K [ 9.084710] Run /init as init process [ 9.089851] mkdir (106) used greatest stack depth: 13928 bytes left Loading, please wait... Starting version 247.3-7 [ 9.107444] systemd-udevd (124) used greatest stack depth: 13800 bytes left [ 9.154349] udevadm (126) used greatest stack depth: 13576 bytes left [ 9.288227] cros-usbpd-notify-acpi GOOG0003:00: Couldn't get Chrome EC device pointer. [ 9.297290] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.324048] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.372915] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.383068] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.393223] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.406042] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.415771] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) [ 9.425499] sdhci-pci 0000:00:1e.6: SDHCI controller found [8086:9d2d] (rev 21) 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: eth0 hardware address 00:e0:4c:68:01:e7 mtu 1500 DHCP IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP SIOCSIFFLAGS: Cannot assign requested address IP-Config: eth0 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 : asus-C433TA-AJ0005-rammus-cbg-1 domain : lava-rack rootserver: 192.168.201.1 rootpath: filename : [ 9.590210] nfsmount (160) 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 [ 10.746993] systemd[1]: systemd 247.3-7 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) [ 10.785218] systemd[1]: Detected architecture x86-64. Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m! [ 10.813496] systemd[1]: Set hostname to . [ 11.214543] systemd[1]: Queued start job for default target Graphical Interface. [ 11.225652] systemd[1]: Created slice system-getty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-getty.slice[0m. [ 11.241561] systemd[1]: Created slice system-modprobe.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-modprobe.slice[0m. [ 11.257515] systemd[1]: Created slice system-serial\x2dgetty.slice. [[0;32m OK [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m. [ 11.274460] systemd[1]: Created slice User and Session Slice. [[0;32m OK [0m] Created slice [0;1;39mUser and Session Slice[0m. [ 11.290416] 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. [ 11.309395] 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. [ 11.331039] 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. [ 11.351229] systemd[1]: Reached target Local Encrypted Volumes. [[0;32m OK [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m. [ 11.367089] systemd[1]: Reached target Paths. [[0;32m OK [0m] Reached target [0;1;39mPaths[0m. [ 11.378130] systemd[1]: Reached target Remote File Systems. [[0;32m OK [0m] Reached target [0;1;39mRemote File Systems[0m. [ 11.394188] systemd[1]: Reached target Slices. [[0;32m OK [0m] Reached target [0;1;39mSlices[0m. [ 11.405133] systemd[1]: Reached target Swap. [[0;32m OK [0m] Reached target [0;1;39mSwap[0m. [ 11.416413] systemd[1]: Listening on initctl Compatibility Named Pipe. [[0;32m OK [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m. [ 11.434004] systemd[1]: Listening on Journal Audit Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Audit Socket[0m. [ 11.450078] systemd[1]: Listening on Journal Socket (/dev/log). [[0;32m OK [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m. [ 11.466595] systemd[1]: Listening on Journal Socket. [[0;32m OK [0m] Listening on [0;1;39mJournal Socket[0m. [ 11.481998] systemd[1]: Listening on Network Service Netlink Socket. [[0;32m OK [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m. [ 11.499971] systemd[1]: Listening on udev Control Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Control Socket[0m. [ 11.515422] systemd[1]: Listening on udev Kernel Socket. [[0;32m OK [0m] Listening on [0;1;39mudev Kernel Socket[0m. [ 11.532830] systemd[1]: Mounting Huge Pages File System... Mounting [0;1;39mHuge Pages File System[0m... [ 11.546215] systemd[1]: Mounting POSIX Message Queue File System... Mounting [0;1;39mPOSIX Message Queue File System[0m... [ 11.563939] systemd[1]: Mounting Kernel Debug File System... Mounting [0;1;39mKernel Debug File System[0m... [ 11.580216] systemd[1]: Mounting Kernel Trace File System... Mounting [0;1;39mKernel Trace File System[0m... [ 11.598209] 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... [ 11.618632] systemd[1]: Starting Load Kernel Module configfs... Starting [0;1;39mLoad Kernel Module configfs[0m... [ 11.633840] systemd[1]: Starting Load Kernel Module drm... Starting [0;1;39mLoad Kernel Module drm[0m... [ 11.647420] systemd[1]: Starting Load Kernel Module fuse... Starting [0;1;39mLoad Kernel Module fuse[0m... [ 11.682889] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped. [ 11.693265] fuse: init (API version 7.32) [ 11.699172] systemd[1]: Starting Journal Service... Starting [0;1;39mJournal Service[0m... [ 11.713617] systemd[1]: Starting Load Kernel Modules... Starting [0;1;39mLoad Kernel Modules[0m... [ 11.729699] systemd[1]: Starting Remount Root and Kernel File Systems... Starting [0;1;39mRemount Root and Kernel File Systems[0m... [ 11.747332] systemd[1]: Starting Coldplug All udev Devices... Starting [0;1;39mColdplug All udev Devices[0m... [ 11.764595] systemd[1]: Mounted Huge Pages File System. [[0;32m OK [0m] Mounted [0;1;39mHuge Pages File System[0m. [ 11.780425] systemd[1]: Mounted POSIX Message Queue File System. [[0;32m OK [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m. [ 11.796171] systemd[1]: Mounted Kernel Debug File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Debug File System[0m. [ 11.811198] systemd[1]: Mounted Kernel Trace File System. [[0;32m OK [0m] Mounted [0;1;39mKernel Trace File System[0m. [ 11.828351] 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. [ 11.851864] systemd[1]: modprobe@configfs.service: Succeeded. [ 11.859201] systemd[1]: Finished Load Kernel Module configfs. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module configfs[0m. [ 11.876256] systemd[1]: Started Journal Service. [[0;32m OK [0m] Started [0;1;39mJournal Service[0m. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module drm[0m. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Module fuse[0m. [[0;32m OK [0m] Finished [0;1;39mLoad Kernel Modules[0m. [[0;32m OK [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m. Mounting [0;1;39mFUSE Control File System[0m... Mounting [0;1;39mKernel Configuration File System[0m... Starting [0;1;39mFlush Journal to Persistent Storage[0m... Starting [0;1;39mLoad/Save Random Seed[0m... Starting [0;1;39mApply Kernel Variables[0m... [ 11.985338] systemd-journald[194]: Received client request to flush runtime journal. Starting [0;1;39mCreate System Users[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. [[0;32m OK [0m] Finished [0;1;39mColdplug All udev Devices[0m. [[0;32m OK [0m] Finished [0;1;39mCreate System Users[0m. Starting [0;1;39mCreate Static Device Nodes in /dev[0m... [[0;32m OK [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m. [ 13.477947] systemd-tmpfile (206) used greatest stack depth: 12528 bytes left [[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;39mCreate Volatile Files and Directories[0m... Starting [0;1;39mRule-based Manage…for Device Events and Files[0m... [[0;32m OK [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m. Starting [0;1;39mNetwork Service[0m... [[0;32m OK [0m] Finished [0;1;39mCreate Volatile Files and Directories[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] Reached target [0;1;39mSystem Initialization[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] Started [0;1;39mDaily Cleanup of Temporary Directories[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] 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... [[0;32m OK [0m] Found device [0;1;39mSunrise Point-LP Serial IO UART Controller[0m. [[0;32m OK [0m] Created slice [0;1;39msystem-systemd\x2dbacklight.slice[0m. [[0;32m OK [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m. Starting [0;1;39mLoad/Save Screen …f backlight:intel_backlight[0m... [[0;32m OK [0m] Finished [0;1;39mLoad/Save Screen … of backlight:intel_backlight[0m. [[0;32m OK [0m] Started [0;1;39mNetwork Service[0m. Starting [0;1;39mNetwork Name Resolution[0m... [[0;32m OK [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m. [[0;32m OK [0m] Started [0;1;39mUser Login Management[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 5.10.129-cip12 #1 SMP Thu Jul 21 09:02:48 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/6860799/extract-nfsrootfs-n35vpfc4' export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/6860799/extract-nfsrootfs-n35vpfc4' / # 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-6860799/environment . /lava-6860799/environment / # /lava-6860799/bin/lava-test-runner /lava-6860799/0 /lava-6860799/bin/lava-test-runner /lava-6860799/0 + export TESTRUN_ID=0_timesync-off + TESTRUN_ID=0_timesync-off + cd /lava-6860799/0/tests/0_timesync-off ++ cat uuid + UUID=6860799_1.5.2.3.1 + set +x + systemctl stop systemd-timesyncd Failed to stop systemd-timesyncd.service: Unit systemd-timesyncd.service not loaded. + true + set +x + export TESTRUN_ID=1_kselftest-lkdtm + TESTRUN_ID=1_kselftest-lkdtm + cd /lava-6860799/0/tests/1_kselftest-lkdtm ++ cat uuid + UUID=6860799_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/v5.10.129-cip12-12-ge4e007863cc76/x86_64/x86_64_defconfig+x86-chromebook+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b asus-C433TA-AJ0005-rammus -g cip-gitlab -e '' -p /opt/kselftests/mainline/ INFO: Generating a skipfile based on /lava-6860799/0/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. --2022-07-21 09:10:25-- http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.129-cip12-12-ge4e007863cc76/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: 3537928 (3.4M) [application/octet-stream] Saving to: 'kselftest.tar.xz' kselftest.tar.xz 0%[ ] 0 --.-KB/s kselftest.tar.xz 1%[ ] 47.81K 166KB/s kselftest.tar.xz 6%[> ] 214.67K 370KB/s kselftest.tar.xz 23%[===> ] 825.54K 897KB/s kselftest.tar.xz 24%[===> ] 843.92K 727KB/s kselftest.tar.xz 89%[================> ] 3.01M 2.21MB/s kselftest.tar.xz 100%[===================>] 3.37M 2.28MB/s in 1.5s 2022-07-21 09:10:27 (2.28 MB/s) - 'kselftest.tar.xz' saved [3537928/3537928] tar: ./size/get_size: time stamp 2022-07-21 09:10:35 is 7.795470957 s in the future tar: ./size: time stamp 2022-07-21 09:10:46 is 18.793537544 s in the future tar: ./ptrace/vmaccess: time stamp 2022-07-21 09:10:31 is 3.787008704 s in the future tar: ./ptrace/peeksiginfo: time stamp 2022-07-21 09:10:31 is 3.782438217 s in the future tar: ./ptrace/get_syscall_info: time stamp 2022-07-21 09:10:31 is 3.776324152 s in the future tar: ./ptrace: time stamp 2022-07-21 09:10:46 is 18.774944204 s in the future tar: ./lib: time stamp 2022-07-21 09:10:44 is 16.762707429 s in the future tar: ./filesystems/epoll: time stamp 2022-07-21 09:10:44 is 16.723350121 s in the future tar: ./filesystems/binderfs/binderfs_test: time stamp 2022-07-21 09:10:44 is 16.716239066 s in the future tar: ./filesystems/binderfs: time stamp 2022-07-21 09:10:44 is 16.715278778 s in the future tar: ./filesystems: time stamp 2022-07-21 09:10:44 is 16.71431827 s in the future tar: ./vm/protection_keys_32: time stamp 2022-07-21 09:10:37 is 9.70595758 s in the future tar: ./vm/thuge-gen: time stamp 2022-07-21 09:10:37 is 9.702298742 s in the future tar: ./vm/mlock-random-test: time stamp 2022-07-21 09:10:36 is 8.698645824 s in the future tar: ./vm/hmm-tests: time stamp 2022-07-21 09:10:36 is 8.684884943 s in the future tar: ./vm/transhuge-stress: time stamp 2022-07-21 09:10:37 is 9.68131943 s in the future tar: ./vm/gup_benchmark: time stamp 2022-07-21 09:10:36 is 8.677021658 s in the future tar: ./vm/on-fault-limit: time stamp 2022-07-21 09:10:37 is 9.669642199 s in the future tar: ./vm/khugepaged: time stamp 2022-07-21 09:10:37 is 9.664352568 s in the future tar: ./vm/map_fixed_noreplace: time stamp 2022-07-21 09:10:36 is 8.660635278 s in the future tar: ./vm/hugepage-shm: time stamp 2022-07-21 09:10:36 is 8.656598853 s in the future tar: ./vm/protection_keys_64: time stamp 2022-07-21 09:10:37 is 9.648850268 s in the future tar: ./vm/userfaultfd: time stamp 2022-07-21 09:10:37 is 9.642100379 s in the future tar: ./vm/compaction_test: time stamp 2022-07-21 09:10:36 is 8.63633919 s in the future tar: ./vm/mremap_dontunmap: time stamp 2022-07-21 09:10:37 is 9.630457682 s in the future tar: ./vm/write_to_hugetlbfs: time stamp 2022-07-21 09:10:38 is 10.625027474 s in the future tar: ./vm/map_populate: time stamp 2022-07-21 09:10:36 is 8.619931284 s in the future tar: ./vm/hugepage-mmap: time stamp 2022-07-21 09:10:36 is 8.611026861 s in the future tar: ./vm/va_128TBswitch: time stamp 2022-07-21 09:10:37 is 9.605496649 s in the future tar: ./vm/virtual_address_range: time stamp 2022-07-21 09:10:38 is 10.600348089 s in the future tar: ./vm/map_hugetlb: time stamp 2022-07-21 09:10:36 is 8.594927153 s in the future tar: ./vm/mlock2-tests: time stamp 2022-07-21 09:10:37 is 9.589040276 s in the future tar: ./vm: time stamp 2022-07-21 09:10:47 is 19.587157509 s in the future tar: ./sysctl: time stamp 2022-07-21 09:10:46 is 18.578329665 s in the future tar: ./pid_namespace/regression_enomem: time stamp 2022-07-21 09:10:31 is 3.569371139 s in the future tar: ./pid_namespace: time stamp 2022-07-21 09:10:46 is 18.567552638 s in the future tar: ./x86/test_FCMOV_32: time stamp 2022-07-21 09:10:38 is 10.560586403 s in the future tar: ./x86/iopl_64: time stamp 2022-07-21 09:10:39 is 11.554301921 s in the future tar: ./x86/test_mremap_vdso_64: time stamp 2022-07-21 09:10:38 is 10.548422858 s in the future tar: ./x86/syscall_arg_fault_64: time stamp 2022-07-21 09:10:39 is 11.542372659 s in the future tar: ./x86/sigreturn_64: time stamp 2022-07-21 09:10:39 is 11.534018442 s in the future tar: ./x86/single_step_syscall_32: time stamp 2022-07-21 09:10:38 is 10.528023379 s in the future tar: ./x86/sysret_rip_64: time stamp 2022-07-21 09:10:39 is 11.520383618 s in the future tar: ./x86/syscall_numbering_64: time stamp 2022-07-21 09:10:39 is 11.514931169 s in the future tar: ./x86/sysret_ss_attrs_32: time stamp 2022-07-21 09:10:38 is 10.50959301 s in the future tar: ./x86/syscall_nt_32: time stamp 2022-07-21 09:10:38 is 10.503915758 s in the future tar: ./x86/test_mremap_vdso_32: time stamp 2022-07-21 09:10:38 is 10.498128633 s in the future tar: ./x86/vdso_restorer_32: time stamp 2022-07-21 09:10:38 is 10.492527219 s in the future tar: ./x86/ptrace_syscall_64: time stamp 2022-07-21 09:10:39 is 11.486065486 s in the future tar: ./x86/mov_ss_trap_32: time stamp 2022-07-21 09:10:38 is 10.479949674 s in the future tar: ./x86/iopl_32: time stamp 2022-07-21 09:10:38 is 10.474623531 s in the future tar: ./x86/ldt_gdt_64: time stamp 2022-07-21 09:10:39 is 11.467352531 s in the future tar: ./x86/test_vdso_64: time stamp 2022-07-21 09:10:39 is 11.461516879 s in the future tar: ./x86/mov_ss_trap_64: time stamp 2022-07-21 09:10:39 is 11.455684327 s in the future tar: ./x86/fsgsbase_restore_32: time stamp 2022-07-21 09:10:38 is 10.450790945 s in the future tar: ./x86/test_vdso_32: time stamp 2022-07-21 09:10:38 is 10.445378612 s in the future tar: ./x86/test_vsyscall_32: time stamp 2022-07-21 09:10:38 is 10.439530478 s in the future tar: ./x86/test_FISTTP_32: time stamp 2022-07-21 09:10:38 is 10.435065077 s in the future tar: ./x86/entry_from_vm86_32: time stamp 2022-07-21 09:10:38 is 10.430059181 s in the future tar: ./x86/syscall_arg_fault_32: time stamp 2022-07-21 09:10:38 is 10.424627798 s in the future tar: ./x86/syscall_nt_64: time stamp 2022-07-21 09:10:38 is 10.419500272 s in the future tar: ./x86/sigreturn_32: time stamp 2022-07-21 09:10:38 is 10.41268193 s in the future tar: ./x86/check_initial_reg_state_32: time stamp 2022-07-21 09:10:38 is 10.320577976 s in the future tar: ./x86/ldt_gdt_32: time stamp 2022-07-21 09:10:39 is 11.314357939 s in the future tar: ./x86/ptrace_syscall_32: time stamp 2022-07-21 09:10:39 is 11.309152518 s in the future tar: ./x86/unwind_vdso_32: time stamp 2022-07-21 09:10:38 is 10.304301172 s in the future tar: ./x86/fsgsbase_restore_64: time stamp 2022-07-21 09:10:39 is 11.299564615 s in the future tar: ./x86/fsgsbase_64: time stamp 2022-07-21 09:10:39 is 11.292019131 s in the future tar: ./x86/test_vsyscall_64: time stamp 2022-07-21 09:10:39 is 11.284808924 s in the future tar: ./x86/sysret_ss_attrs_64: time stamp 2022-07-21 09:10:38 is 10.280452286 s in the future tar: ./x86/check_initial_reg_state_64: time stamp 2022-07-21 09:10:38 is 10.187196356 s in the future tar: ./x86/ioperm_32: time stamp 2022-07-21 09:10:38 is 10.182432793 s in the future tar: ./x86/single_step_syscall_64: time stamp 2022-07-21 09:10:38 is 10.176434465 s in the future tar: ./x86/test_FCOMI_32: time stamp 2022-07-21 09:10:38 is 10.170713128 s in the future tar: ./x86/test_syscall_vdso_32: time stamp 2022-07-21 09:10:38 is 10.164360261 s in the future tar: ./x86/ioperm_64: time stamp 2022-07-21 09:10:39 is 11.158223393 s in the future tar: ./x86: time stamp 2022-07-21 09:10:47 is 19.156509178 s in the future tar: ./cgroup: time stamp 2022-07-21 09:10:43 is 15.115736887 s in the future tar: ./net/tcp_fastopen_backup_key: time stamp 2022-07-21 09:10:28 is 0.106371858 s in the future tar: ./net/reuseaddr_ports_exhausted: time stamp 2022-07-21 09:10:28 is 0.058655072 s in the future tar: ./net/txtimestamp: time stamp 2022-07-21 09:10:29 is 0.981298542 s in the future tar: ./net/ipsec: time stamp 2022-07-21 09:10:29 is 0.918857813 s in the future tar: ./net/mptcp/mptcp_connect: time stamp 2022-07-21 09:10:30 is 1.862137024 s in the future tar: ./net/mptcp/pm_nl_ctl: time stamp 2022-07-21 09:10:30 is 1.854282178 s in the future tar: ./net/mptcp: time stamp 2022-07-21 09:10:45 is 16.836417871 s in the future tar: ./net/forwarding: time stamp 2022-07-21 09:10:45 is 16.578409668 s in the future tar: ./net/timestamping: time stamp 2022-07-21 09:10:29 is 0.472839055 s in the future tar: ./net: time stamp 2022-07-21 09:10:45 is 16.452343383 s in the future tar: ./exec: time stamp 2022-07-21 09:10:43 is 10.891121278 s in the future tar: ./breakpoints: time stamp 2022-07-21 09:10:43 is 10.884095433 s in the future tar: ./kvm: time stamp 2022-07-21 09:10:44 is 10.457135538 s in the future tar: ./pstore: time stamp 2022-07-21 09:10:46 is 12.443518609 s in the future tar: ./seccomp/seccomp_bpf: time stamp 2022-07-21 09:10:34 is 0.402279794 s in the future tar: ./seccomp/seccomp_benchmark: time stamp 2022-07-21 09:10:34 is 0.397822055 s in the future tar: ./seccomp: time stamp 2022-07-21 09:10:46 is 12.39658512 s in the future tar: ./sync/sync_test: time stamp 2022-07-21 09:10:35 is 1.387811028 s in the future tar: ./sync: time stamp 2022-07-21 09:10:46 is 12.386621505 s in the future tar: ./kselftest-list.txt: time stamp 2022-07-21 09:10:48 is 14.382917873 s in the future tar: ./netfilter: time stamp 2022-07-21 09:10:45 is 11.337724435 s in the future tar: ./zram: time stamp 2022-07-21 09:10:47 is 13.325234009 s in the future tar: ./nsfs: time stamp 2022-07-21 09:10:45 is 11.31474128 s in the future tar: ./mincore: time stamp 2022-07-21 09:10:45 is 11.306036626 s in the future tar: ./rtc/rtctest: time stamp 2022-07-21 09:10:34 is 0.292288938 s in the future tar: ./rtc: time stamp 2022-07-21 09:10:46 is 12.291122462 s in the future tar: ./splice/splice_read: time stamp 2022-07-21 09:10:35 is 1.280720193 s in the future tar: ./splice/default_file_splice_read: time stamp 2022-07-21 09:10:35 is 1.276480495 s in the future tar: ./splice: time stamp 2022-07-21 09:10:46 is 12.275330041 s in the future tar: ./efivarfs: time stamp 2022-07-21 09:10:43 is 9.261016375 s in the future tar: ./mqueue: time stamp 2022-07-21 09:10:45 is 11.246766446 s in the future tar: ./membarrier: time stamp 2022-07-21 09:10:45 is 11.233059654 s in the future tar: ./memfd: time stamp 2022-07-21 09:10:45 is 11.210701996 s in the future tar: ./firmware: time stamp 2022-07-21 09:10:44 is 10.188834919 s in the future tar: ./drivers/dma-buf: time stamp 2022-07-21 09:10:43 is 9.177514869 s in the future tar: ./drivers: time stamp 2022-07-21 09:10:43 is 9.175337783 s in the future tar: ./tmpfs/bug-link-o-tmpfile: time stamp 2022-07-21 09:10:35 is 1.167258348 s in the future tar: ./tmpfs: time stamp 2022-07-21 09:10:47 is 13.164891181 s in the future tar: ./openat2: time stamp 2022-07-21 09:10:46 is 12.102008337 s in the future tar: ./ir: time stamp 2022-07-21 09:10:44 is 10.087070962 s in the future tar: ./proc: time stamp 2022-07-21 09:10:46 is 11.975018347 s in the future tar: ./timers/nsleep-lat: time stamp 2022-07-21 09:10:35 is 0.969063405 s in the future tar: ./timers/inconsistency-check: time stamp 2022-07-21 09:10:35 is 0.964598382 s in the future tar: ./timers/raw_skew: time stamp 2022-07-21 09:10:35 is 0.960432367 s in the future tar: ./timers/adjtick: time stamp 2022-07-21 09:10:35 is 0.956175218 s in the future tar: ./timers/clocksource-switch: time stamp 2022-07-21 09:10:35 is 0.951886422 s in the future tar: ./timers/freq-step: time stamp 2022-07-21 09:10:35 is 0.947699438 s in the future tar: ./timers/posix_timers: time stamp 2022-07-21 09:10:35 is 0.943575959 s in the future tar: ./timers/alarmtimer-suspend: time stamp 2022-07-21 09:10:35 is 0.939305247 s in the future tar: ./timers/set-timer-lat: time stamp 2022-07-21 09:10:35 is 0.935023819 s in the future tar: ./timers/threadtest: time stamp 2022-07-21 09:10:35 is 0.930853996 s in the future tar: ./timers/skew_consistency: time stamp 2022-07-21 09:10:35 is 0.926220517 s in the future tar: ./timers/set-2038: time stamp 2022-07-21 09:10:35 is 0.921002468 s in the future tar: ./timers/change_skew: time stamp 2022-07-21 09:10:35 is 0.915841278 s in the future tar: ./timers/set-tai: time stamp 2022-07-21 09:10:35 is 0.911064854 s in the future tar: ./timers/leapcrash: time stamp 2022-07-21 09:10:35 is 0.906537457 s in the future tar: ./timers/mqueue-lat: time stamp 2022-07-21 09:10:35 is 0.902313671 s in the future tar: ./timers/leap-a-day: time stamp 2022-07-21 09:10:35 is 0.897628206 s in the future tar: ./timers/nanosleep: time stamp 2022-07-21 09:10:35 is 0.891173548 s in the future tar: ./timers/set-tz: time stamp 2022-07-21 09:10:35 is 0.886922799 s in the future tar: ./timers/rtcpie: time stamp 2022-07-21 09:10:35 is 0.88290234 s in the future tar: ./timers/valid-adjtimex: time stamp 2022-07-21 09:10:35 is 0.8790745 s in the future tar: ./timers: time stamp 2022-07-21 09:10:47 is 12.877919756 s in the future tar: ./sigaltstack/sas: time stamp 2022-07-21 09:10:35 is 0.873237121 s in the future tar: ./sigaltstack: time stamp 2022-07-21 09:10:46 is 11.872349689 s in the future tar: ./timens/exec: time stamp 2022-07-21 09:10:35 is 0.867600879 s in the future tar: ./timens/timerfd: time stamp 2022-07-21 09:10:35 is 0.863091856 s in the future tar: ./timens/timens: time stamp 2022-07-21 09:10:35 is 0.857854303 s in the future tar: ./timens/gettime_perf: time stamp 2022-07-21 09:10:35 is 0.853426696 s in the future tar: ./timens/procfs: time stamp 2022-07-21 09:10:35 is 0.848466464 s in the future tar: ./timens/futex: time stamp 2022-07-21 09:10:35 is 0.843609368 s in the future tar: ./timens/timer: time stamp 2022-07-21 09:10:35 is 0.839274228 s in the future tar: ./timens/clock_nanosleep: time stamp 2022-07-21 09:10:35 is 0.834890147 s in the future tar: ./timens: time stamp 2022-07-21 09:10:47 is 12.833807163 s in the future tar: ./rseq: time stamp 2022-07-21 09:10:46 is 11.764347835 s in the future tar: ./kselftest/prefix.pl: time stamp 2022-07-21 09:10:39 is 4.757831403 s in the future tar: ./kselftest/runner.sh: time stamp 2022-07-21 09:10:39 is 4.753216276 s in the future tar: ./kselftest/module.sh: time stamp 2022-07-21 09:10:39 is 4.748548148 s in the future tar: ./kselftest: time stamp 2022-07-21 09:10:39 is 4.746746295 s in the future tar: ./intel_pstate: time stamp 2022-07-21 09:10:44 is 9.738394342 s in the future tar: ./livepatch: time stamp 2022-07-21 09:10:44 is 9.699317309 s in the future tar: ./android/run.sh: time stamp 2022-07-21 09:10:39 is 4.693034329 s in the future tar: ./android: time stamp 2022-07-21 09:10:39 is 4.690905803 s in the future tar: ./kcmp: time stamp 2022-07-21 09:10:44 is 9.680732321 s in the future tar: ./cpufreq: time stamp 2022-07-21 09:10:43 is 8.650062017 s in the future tar: ./pidfd: time stamp 2022-07-21 09:10:46 is 11.580515592 s in the future tar: ./mount: time stamp 2022-07-21 09:10:45 is 10.558291597 s in the future tar: ./ftrace: time stamp 2022-07-21 09:10:44 is 9.258423007 s in the future tar: ./core: time stamp 2022-07-21 09:10:43 is 8.249175729 s in the future tar: ./futex/functional: time stamp 2022-07-21 09:10:44 is 9.201239729 s in the future tar: ./futex/run.sh: time stamp 2022-07-21 09:10:44 is 9.198867715 s in the future tar: ./futex: time stamp 2022-07-21 09:10:44 is 9.197752151 s in the future tar: ./cpu-hotplug: time stamp 2022-07-21 09:10:43 is 8.193213134 s in the future tar: ./capabilities: time stamp 2022-07-21 09:10:43 is 8.18113857 s in the future tar: ./ipc: time stamp 2022-07-21 09:10:44 is 9.175502393 s in the future tar: ./static_keys: time stamp 2022-07-21 09:10:46 is 11.171722647 s in the future tar: ./run_kselftest.sh: time stamp 2022-07-21 09:10:39 is 4.169546725 s in the future tar: ./lkdtm: time stamp 2022-07-21 09:10:45 is 10.00227991 s in the future tar: ./fpu: time stamp 2022-07-21 09:10:44 is 8.995172627 s in the future tar: ./memory-hotplug: time stamp 2022-07-21 09:10:45 is 9.990638723 s in the future tar: ./clone3: time stamp 2022-07-21 09:10:43 is 7.969336549 s in the future tar: ./tpm2: time stamp 2022-07-21 09:10:47 is 11.956808518 s in the future tar: ./user: time stamp 2022-07-21 09:10:47 is 11.952666571 s in the future tar: .: time stamp 2022-07-21 09:10:48 is 12.951607043 s in the future 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 ======================================== [ 46.012294] kselftest: Running tests in lkdtm TAP version 13 1..70 # selftests: lkdtm: PANIC.sh # Skipping PANIC: crashes entire system ok 1 selftests: lkdtm: PANIC.sh # SKIP # selftests: lkdtm: BUG.sh [ 46.155223] lkdtm: Performing direct entry BUG [ 46.160263] ------------[ cut here ]------------ [ 46.165440] kernel BUG at drivers/misc/lkdtm/bugs.c:76! [ 46.171301] invalid opcode: 0000 [#1] SMP PTI [ 46.176166] CPU: 3 PID: 721 Comm: cat Not tainted 5.10.129-cip12 #1 [ 46.183165] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 46.189974] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 46.194356] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 46.215338] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 46.221164] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 46.229135] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 46.237105] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 46.245077] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 46.253046] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 46.261011] FS: 00007f830c8ea580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 46.270050] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.276464] CR2: 00007f830c703000 CR3: 00000001035c6004 CR4: 00000000003706e0 [ 46.284435] Call Trace: [ 46.287156] direct_entry.cold+0x2c/0x38 [ 46.291535] full_proxy_write+0x56/0x80 [ 46.295821] vfs_write+0xea/0x390 [ 46.299510] ksys_write+0x68/0xe0 [ 46.303202] do_syscall_64+0x33/0x40 [ 46.307193] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.312823] RIP: 0033:0x7f830c812f33 [ 46.316811] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 46.337790] RSP: 002b:00007ffffe2b7888 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.346240] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f830c812f33 [ 46.354211] RDX: 0000000000000004 RSI: 00007f830c703000 RDI: 0000000000000001 [ 46.362169] RBP: 00007f830c703000 R08: 00007f830c702010 R09: 0000000000000000 [ 46.370133] R10: 00007f830c90d1c0 R11: 0000000000000246 R12: 0000000000000001 [ 46.378100] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 46.386069] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 46.412509] ---[ end trace c5a38501f74d9410 ]--- [ 46.417696] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 46.422082] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 46.443075] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 46.448956] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 46.456925] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 46.464925] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 46.472908] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 46.480902] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 46.488898] FS: 00007f830c8ea580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 46.497950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.504401] CR2: 00007f830c703000 CR3: 00000001035c6004 CR4: 00000000003706e0 # Segmentation fault # [ 46.155223] lkdtm: Performing direct entry BUG # [ 46.160263] ------------[ cut here ]------------ # [ 46.165440] kernel BUG at drivers/misc/lkdtm/bugs.c:76! # [ 46.171301] invalid opcode: 0000 [#1] SMP PTI # [ 46.176166] CPU: 3 PID: 721 Comm: cat Not tainted 5.10.129-cip12 #1 # [ 46.183165] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 46.189974] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 46.194356] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1[ 46.569691] lkdtm: Performing direct entry WARNING [ 46.579166] ------------[ cut here ]------------ [ 46.584338] WARNING: CPU: 3 PID: 757 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20 [ 46.593679] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 0[ 46.620134] CPU: 3 PID: 757 Comm: cat Tainted: G D 5.10.129-cip12 #1 0 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 46.215338] RS[ 46.634910] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 46.647947] RIP: 0010:lkdtm_WARNING+0xf/0x20 [ 46.652746] Code: ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 [ 46.673733] RSP: 0018:ffff98a901487e60 EFLAGS: 00010202 [ 46.679571] RAX: ffffffffa9cb1b40 RBX: 0000000000000002 RCX: 0000000000000000 [ 46.687542] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a80 [ 46.695517] RBP: ffffffffaacbfc97 R08: 0000000000000000 R09: 0000000000000000 P: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 46.221164] RAX:[ 46.703495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 [ 46.717684] R13: ffff98a901487f10 R14: ffff98a901487f10 R15: ffff8d61c3475000 [ 46.725656] FS: 00007f08c3793580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 46.734699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.741117] CR2: 00007f08c35ac000 CR3: 00000001031a2003 CR4: 00000000003706e0 [ 46.749090] Call Trace: [ 46.751822] direct_entry.cold+0x2c/0x38 [ 46.756247] full_proxy_write+0x56/0x80 ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 #[ 46.760543] vfs_write+0xea/0x390 [ 46.770451] ksys_write+0x68/0xe0 [ 46.774182] do_syscall_64+0x33/0x40 [ 46.778199] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 46.783838] RIP: 0033:0x7f08c36bbf33 [ 46.787826] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 46.808815] RSP: 002b:00007ffdf63a2d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.817275] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f08c36bbf33 [ 46.825250] RDX: 0000000000000008 RSI: 00007f08c35ac000 RDI: 0000000000000001 [ 46.833223] RBP: 00007f08c35ac000 R08: 00007f08c35ab010 R09: 0000000000000000 [ 46.841197] R10: 00007f08c37b61c0 R11: 0000000000000246 R12: 0000000000000001 [ 46.849172] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 46.857148] irq event stamp: 0 [ 46.860585] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 46.867590] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 46.876733] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 46.885871] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 46.892875] ---[ end trace c5a38501f74d9411 ]--- [ 46.229135] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 46.237105] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 46.245077] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 46.253046] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 46.261011] FS: 00007f830c8ea580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 46.270050] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.276464] CR2: 00007f830c703000 CR3: 00000001035c6004 CR4: 000000000037[ 46.949867] lkdtm: Performing direct entry WARNING_MESSAGE 06e0 # [ 46.284435] Call Trace: # [ 46.287156] direct_ent[ 46.960143] ------------[ cut here ]------------ ry.cold+0x2c/0x38 # [ 46.291535] full_proxy_write+0x56/0x80[ 46.971548] Warning message trigger count: 2 # [ 46.295821] vfs_write+0xea/0x390 # [ 46.299510] ksys_[ 46.982526] WARNING: CPU: 0 PID: 792 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x20/0x30 write+0x68/0xe0 # [ 46.303202] do_syscall_64+0x33/0x40 # [ [ 46.998933] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 46.307193] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 46[ 47.031622] CPU: 0 PID: 792 Comm: cat Tainted: G D W 5.10.129-cip12 #1 .312823] RIP: 0033:0x7f830c812f33 # [ 46.316811] Code: 8b 15 [ 47.046360] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 6[ 47.059430] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 4 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d [ 47.071286] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 19 70 02 48 c7 c7 f8 01 cc aa 8d 70 01 89 35 b1 19 70 02 e8 d6 98 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [[ 47.098490] RSP: 0018:ffff98a901507e60 EFLAGS: 00010286 46.337790] RSP: 002b:00007ffffe2b7888 EFLAGS: 00000246 ORIG_R[ 47.110571] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 AX: 0000000000000001 # [ 46.346240] RAX: ffffffffffffffda RBX[ 47.124762] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 : 0000000000000004 RCX: 00007f830c812f33 # [ 46.354211] RDX: [ 47.138926] RBP: ffffffffaacbfc9f R08: 0000000000000000 R09: 0000000000000000 0000000000000004 RSI: 00007f830c703000 RDI: 0000000000000001 # [ 47.153123] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 [ 46.362169] RBP: 00007f830c703000 R08: 00007f830c702010 R09: [ 47.167310] R13: ffff98a901507f10 R14: ffff98a901507f10 R15: ffff8d61c4c63000 0000000000000000 # [ 46.370133] R10: 00007f830c90d1c0 R11: 00[ 47.181510] FS: 00007f245b80b580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 00000000000246 R12: 0000000000000001 # [ 46.378100] R13: 0000[ 47.196764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ [ 47.209424] CR2: 00007f245b624000 CR3: 000000010549a006 CR4: 00000000003706f0 46.386069] Modules linked in: fuse ip_tables cros_ec_sensors cro[ 47.223603] Call Trace: s_ec_sensors_core industrialio_triggered_buffer kfifo_buf indust[ 47.232576] direct_entry.cold+0x2c/0x38 rialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_de[ 47.243158] full_proxy_write+0x56/0x80 bugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_us[ 47.253676] vfs_write+0xea/0x390 bpd_notify # [ 46.412509] ---[ end trace c5a38501f74d9410 ]--[ 47.263577] ksys_write+0x68/0xe0 - # [ 46.417696] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 46.42208[ 47.273517] do_syscall_64+0x33/0x40 2] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff f[ 47.283713] entry_SYSCALL_64_after_hwframe+0x44/0xa9 f c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44[ 47.295598] RIP: 0033:0x7f245b733f33 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e[ 47.305792] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 0 19 70 02 # [ 46.443075] RSP: 0018:ffff98a901417e60 EFLAGS: [ 47.333016] RSP: 002b:00007ffff2035be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 00010286 # [ 46.448956] RAX: ffffffffa9cb1b30 RBX: 0000000000[ 47.347687] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f245b733f33 000001 RCX: 0000000000000000 # [ 46.456925] RDX: 000000000000[ 47.361910] RDX: 0000000000000010 RSI: 00007f245b624000 RDI: 0000000000000001 0000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 46.46492[ 47.376081] RBP: 00007f245b624000 R08: 00007f245b623010 R09: 0000000000000000 5] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 000000000000[ 47.390287] R10: 00007f245b82e1c0 R11: 0000000000000246 R12: 0000000000000001 0001 # [ 46.472908] R10: 00000000ffffe000 R11: 3fffffffffffff[ 47.404474] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 ff R12: 0000000000000004 # [ 46.480902] R13: ffff98a901417f10[ 47.418657] irq event stamp: 0 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 46.488898] F[ 47.428296] hardirqs last enabled at (0): [<0000000000000000>] 0x0 S: 00007f830c8ea580(0000) GS:ffff8d623ad80000(0000) knlGS:00000[ 47.441474] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 00000000000 # [ 46.497950] CS: 0010 DS: 0000 ES: 0000 CR0: 0[ 47.456870] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 47.472205] softirqs last disabled at (0): [<0000000000000000>] 0x0 000000080050033 # [ 46.504401] CR2: 00007f830c703000 CR3: 000[ 47.479245] ---[ end trace c5a38501f74d9412 ]--- 00001035c6004 CR4: 00000000003706e0 # BUG: saw 'kernel BUG at': ok ok 2 selftests: lkdtm: BUG.sh # selftests: lkdtm: WARNING.sh # [ 46.569691] lkdtm: Performing direct entry WARNING # [ 46.579166] ------------[ cut here ]------------ # [ 46.584338] WARNING: CPU: 3 PID: 757 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0xf/0x20 # [ 46.593679] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp[ 47.541215] lkdtm: Performing direct entry EXCEPTION _thermal cros_ec_dev cros_usbpd_notify # [ 46.620134] CPU: 3 [ 47.552075] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 47.566048] #PF: supervisor write access in kernel mode [ 47.571895] #PF: error_code(0x0002) - not-present page [ 47.577636] PGD 0 P4D 0 [ 47.580460] Oops: 0002 [#2] SMP PTI [ 47.584349] CPU: 0 PID: 824 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 47.592902] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 47.599709] RIP: 0010:lkdtm_EXCEPTION+0x5/0x20 [ 47.604668] Code: 48 c7 c7 f8 01 cc aa 8d 70 01 89 35 b1 19 70 02 e8 d6 98 61 00 0f 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 [ 47.625646] RSP: 0018:ffff98a901557e60 EFLAGS: 00010286 [ 47.631478] RAX: ffffffffa9cb1b90 RBX: 0000000000000004 RCX: 0000000000000000 [ 47.639451] RDX: 0000000000000000 RSI: ffff8d623ac1bf70 RDI: ffffffffaa8d9aa0 [ 47.647416] RBP: ffffffffaabf58a7 R08: 0000000000000000 R09: 0000000000000000 [ 47.655383] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 47.663350] R13: ffff98a901557f10 R14: ffff98a901557f10 R15: ffff8d61c3212000 [ 47.671316] FS: 00007f6c1689c580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 47.680355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.686768] CR2: 0000000000000000 CR3: 0000000104d46002 CR4: 00000000003706f0 [ 47.694734] Call Trace: [ 47.697461] direct_entry.cold+0x2c/0x38 [ 47.701838] full_proxy_write+0x56/0x80 [ 47.706117] vfs_write+0xea/0x390 [ 47.709814] ksys_write+0x68/0xe0 [ 47.713503] do_syscall_64+0x33/0x40 [ 47.717482] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 47.723120] RIP: 0033:0x7f6c167c4f33 [ 47.727097] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 47.748070] RSP: 002b:00007ffeb34f47d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 47.756520] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6c167c4f33 [ 47.764485] RDX: 000000000000000a RSI: 00007f6c166b5000 RDI: 0000000000000001 [ 47.772452] RBP: 00007f6c166b5000 R08: 00007f6c166b4010 R09: 0000000000000000 [ 47.780420] R10: 00007f6c168bf1c0 R11: 0000000000000246 R12: 0000000000000001 [ 47.788387] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 47.796354] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 47.822783] CR2: 0000000000000000 [ 47.826474] ---[ end trace c5a38501f74d9413 ]--- [ 47.831615] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 47.835992] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 47.856973] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 47.862804] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 47.870772] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 47.878741] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 47.886707] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 47.894676] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 47.902643] FS: 00007f6c1689c580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 47.911681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.918097] CR2: 0000000000000000 CR3: 0000000104d46002 CR4: 00000000003706f0 [ 47.926064] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 47.935974] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 824, name: cat [ 47.944328] INFO: lockdep is turned off. [ 47.948705] irq event stamp: 0 [ 47.952108] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 47.959110] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 47.968251] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 47.977376] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 47.984373] CPU: 0 PID: 824 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 47.992913] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 47.999714] Call Trace: [ 48.002441] dump_stack+0x77/0x97 [ 48.006137] ___might_sleep.cold+0xa6/0xb6 [ 48.010708] exit_signals+0x1c/0x2d0 [ 48.014695] do_exit+0xd5/0xb00 [ 48.018196] ? ksys_write+0x68/0xe0 [ 48.022087] rewind_stack_do_exit+0x17/0x20 [ 48.026753] RIP: 0033:0x7f6c167c4f33 [ 48.030741] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 48.051723] RSP: 002b:00007ffeb34f47d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.060178] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6c167c4f33 [ 48.068145] RDX: 000000000000000a RSI: 00007f6c166b5000 RDI: 0000000000000001 [ 48.076115] RBP: 00007f6c166b5000 R08: 00007f6c166b4010 R09: 0000000000000000 [ 48.084085] R10: 00007f6c168bf1c0 R11: 0000000000000246 R12: 0000000000000001 [ 48.092054] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 PID: 757 Comm: cat Tainted: G D 5.10.129-cip12 #1 # [ 46.634910] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 46.647947] RIP: 0010:lkdtm_WARNING+0xf/0x20 # [ 46.652746] Code: ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 0f 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 01 75 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 # [ 46.673733] RSP: 0018:ffff98a901487e60 EFLAGS: 00010202 # [ 46.679571] RAX: ffffffffa9cb1b40 RBX: 0000000000000002 RCX: 0000000000000000 # [ 46.687542] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a80 # [ 46.695517] RBP: ffffffffaacbfc97 R08: 0000000000000000 R09: 0000000000000000 # [ 46.703495] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000008 # [ 46.717684] R13: ffff98a901487f10 R14: ffff98a901487f10 R15: ffff8d61c3475000 # [ 46.725656] FS: 00007f08c3793580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 46.734699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 46.741117] CR2: 00007f08c35ac000 CR3: 00000001031a2003 CR4: 00000000003706e0 # [ 46.749090] Call Trace: # [ 46.751822] direct_entry.cold+0x2c/0x38 # [ 46.756247] full_proxy_write+0x56/0x80 # [ 46.760543] vfs_write+0xea/0x390 # [ 46.770451] ksys_write+0x68/0xe0 # [ 46.774182] do_syscall_64+0x33/0x40 # [ 46.778199] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 46.783838] RIP: 0033:0x7f08c36bbf33 # [ 46.787826] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 46.808815] RSP: 002b:00007ffdf63a2d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 46.817275] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f08c36bbf33 # [ 46.825250] RDX: 0000000000000008 RSI: 00007f08c35ac000 RDI: 0000000000000001 # [ 46.833223] RBP: 00007f08c35ac000 R08: 00007f08c35ab010 R09: 0000000000000000 # [ 46.841197] R10: 00007f08c37b61c0 R11: 0000000000000246 R12: 00[ 48.301287] lkdtm: Performing direct entry CORRUPT_LIST_ADD 00000000000001 # [ 46.849172] R13: 0000000000000001 R14: 0000[ 48.311391] lkdtm: attempting good list addition 000000020000 R15: 0000000000020000 # [ 46.857148] irq event s[ 48.322783] lkdtm: attempting corrupted list addition tamp: 0 # [ 46.860585] hardirqs last enabled at (0): [<00000[ 48.334633] lkdtm: list_add() corruption not detected! 00000000000>] 0x0 # [ 46.867590] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 46.876733] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 46.885871] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 46.892875] ---[ end trace c5a38501f74d9411 ]--- # WARNING: saw 'WARNING:': ok ok 3 selftests: lkdtm: WARNING.sh # selftests: lkdtm: WARNING_MESSAGE.sh # [ 46.949867] lkdtm: Performing direct entry WARNING_MESSAGE # [ 46.960143] ------------[ cut here ]------------ # [ 46.9[ 48.402048] lkdtm: Performing direct entry CORRUPT_LIST_DEL 71548] Warning message trigger count: 2 # [ 46.982526] WARNIN[ 48.408763] lkdtm: attempting good list removal G: CPU: 0 PID: 792 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING[ 48.420033] lkdtm: attempting corrupted list removal _MESSAGE+0x20/0x30 # [ 46.998933] Modules linked in: fuse ip_[ 48.431801] lkdtm: list_del() corruption not detected! tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 47.031622] CPU: 0 PID: 792 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 47.046360] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 47.059430] RIP: 0010:lkdtm_WARNING_MESSAGE+0x20/0x30 # [ 47.071286] Code: 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00 00 8b 05 c1 19 70 02 48 c7 c7 f8 01 cc aa 8d 70 01 89 35 b1 19 70 02 e8 d6 98 61 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 c7 # [ 47.098490] RSP: 0018:ffff98a901507e60 EFLAGS: 00010286 # [ 47.110571] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 # [ 47.124762] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 # [ 47.138926] RBP: ffffffffaacbfc9f R08: 0000000000000000 R09: 0000000000000000 # [ 47.153123] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000010 # [ 47.167310] R13: ffff98a901507f10 R14: ffff98a901507f10 R15: ffff8d61c4c63000 # [ 47.181510] FS: 00007f245b80b580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 47.196764] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.209424] CR2: 00007f245b624000 CR3: 000000010549a006 CR4: 00000000003706f0 # [ 47.223603] Call Trace: # [ 47.232576] direct_entry.cold+0x2c/0x38 # [ 47.243158] full_proxy_write+0x56/0x80 # [ 47.253676] vfs_write+0xea/0x390 # [ 47.263577] ksys_write+0x68/0xe0[ 48.598294] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING [ 48.606138] lkdtm: attempting bad read from page below current stack [ 48.613253] BUG: stack guard page was hit at 00000000858313aa (stack is 00000000be2f4bba..000000009c055f56) [ 48.624170] kernel stack overflow (page fault): 0000 [#3] SMP PTI # [ 47.273517] do_syscall_64+0x33/0x40 # [ 47.283713] e[ 48.630974] CPU: 2 PID: 1049 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 48.645832] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 48.652636] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a [ 48.659147] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 98 05 cc aa 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 31 a4 fd ff 48 c7 c7 d8 05 cc aa <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 17 a4 fd ff 0f 1f 44 [ 48.680124] RSP: 0018:ffff98a9018efe50 EFLAGS: 00010246 [ 48.685964] RAX: 0000000000000038 RBX: ffff98a9018ec000 RCX: 0000000000000000 [ 48.693933] RDX: 0000000000000000 RSI: ffff8d623ad1bf70 RDI: ffffffffaacc05d8 [ 48.701920] RBP: ffffffffaacbfd02 R08: 0000000000000000 R09: 0000000000000000 [ 48.709904] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 [ 48.717872] R13: ffff98a9018eff10 R14: ffff98a9018eff10 R15: ffff8d61c34cb000 [ 48.725842] FS: 00007fbb5645f580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 48.734904] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.741318] CR2: ffff98a9018ebfff CR3: 0000000104c0a003 CR4: 00000000003706e0 [ 48.749284] Call Trace: [ 48.752011] ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc [ 48.757067] direct_entry.cold+0x2c/0x38 [ 48.761445] full_proxy_write+0x56/0x80 [ 48.765725] vfs_write+0xea/0x390 [ 48.769421] ksys_write+0x68/0xe0 [ 48.773108] do_syscall_64+0x33/0x40 [ 48.777096] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 48.782733] RIP: 0033:0x7fbb56387f33 [ 48.786718] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 48.807695] RSP: 002b:00007fff989f0f08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 48.816149] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007fbb56387f33 [ 48.824115] RDX: 0000000000000019 RSI: 00007fbb56278000 RDI: 0000000000000001 [ 48.832082] RBP: 00007fbb56278000 R08: 00007fbb56277010 R09: 0000000000000000 [ 48.840047] R10: 00007fbb564821c0 R11: 0000000000000246 R12: 0000000000000001 [ 48.848014] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 48.855982] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 48.882435] ---[ end trace c5a38501f74d9414 ]--- [ 48.887588] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 48.891960] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 48.912949] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 48.918803] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 48.926771] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 48.934737] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 48.942705] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 48.950672] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 48.958640] FS: 00007fbb5645f580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 48.967676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.974089] CR2: ffff98a9018ebfff CR3: 0000000104c0a003 CR4: 00000000003706e0 ntry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 47.295598] RIP: 0033:0x7f245b733f33 # [ 47.305792] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47.333016] RSP: 002b:00007ffff2035be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.347687] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f245b733f33 # [ 47.361910] RDX: 0000000000000010 RSI: 00007f245b624000 RDI: 0000000000000001 # [ 47.376081] RBP: 00007f245b624000 R08: 00007f245b623010 R09: 0000000000000000 # [ 47.390287] R10: 00007f245b82e1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 47.404474] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.418657] irq event stamp: 0 # [ 47.428296] hardirqs last enabled at (0): [ 49.067680] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING [ 49.076253] lkdtm: attempting bad read from page above current stack [<0000000000000000>] 0x0 # [ 47.441474] hardirqs last disable[ 49.083405] BUG: stack guard page was hit at 0000000004cfe4f0 (stack is 00000000960df226..00000000e5b7db08) [ 49.100465] kernel stack overflow (page fault): 0000 [#4] SMP PTI [ 49.107272] CPU: 2 PID: 1082 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 49.115914] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 49.122720] RIP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d [ 49.129332] Code: a4 fd ff 0f 1f 44 00 00 53 48 c7 c7 10 06 cc aa 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f7 a3 fd ff 48 c7 c7 50 06 cc aa <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 da a3 fd ff [ 49.150310] RSP: 0018:ffff98a901957e50 EFLAGS: 00010246 [ 49.156134] RAX: 0000000000000038 RBX: ffff98a901954000 RCX: 0000000000000000 [ 49.164102] RDX: 0000000000000000 RSI: ffff8d623ad1bf70 RDI: ffffffffaacc0650 [ 49.172071] RBP: ffffffffaacbfd1b R08: 0000000000000000 R09: 0000000000000000 [ 49.180036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a [ 49.188003] R13: ffff98a901957f10 R14: ffff98a901957f10 R15: ffff8d61c313f000 [ 49.195972] FS: 00007f3515d01580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 49.205009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.211424] CR2: ffff98a901958000 CR3: 0000000104cf0004 CR4: 00000000003706e0 [ 49.219392] Call Trace: [ 49.222118] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a [ 49.227958] direct_entry.cold+0x2c/0x38 [ 49.232335] full_proxy_write+0x56/0x80 [ 49.236614] vfs_write+0xea/0x390 [ 49.240302] ksys_write+0x68/0xe0 [ 49.243998] do_syscall_64+0x33/0x40 [ 49.247986] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.253624] RIP: 0033:0x7f3515c29f33 [ 49.257610] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.278588] RSP: 002b:00007ffda4962f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.287042] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f3515c29f33 [ 49.295010] RDX: 000000000000001a RSI: 00007f3515b1a000 RDI: 0000000000000001 [ 49.302979] RBP: 00007f3515b1a000 R08: 00007f3515b19010 R09: 0000000000000000 [ 49.310951] R10: 00007f3515d241c0 R11: 0000000000000246 R12: 0000000000000001 [ 49.318919] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 49.326908] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify d at (0): [] copy_process+0x63c/0x1c80 # [ [ 49.353334] ---[ end trace c5a38501f74d9415 ]--- [ 49.364696] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 49.369069] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 49.390044] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 49.395877] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 49.403869] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 49.411837] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 49.419804] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 49.427769] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 49.435736] FS: 00007f3515d01580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 49.444771] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.451182] CR2: ffff98a901958000 CR3: 0000000104cf0004 CR4: 00000000003706e0 [ 49.459149] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 49.469059] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1082, name: cat [ 49.477511] INFO: lockdep is turned off. [ 49.481905] irq event stamp: 0 [ 49.485309] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 49.492306] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 49.501439] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 49.510569] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 49.517563] CPU: 2 PID: 1082 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 49.526209] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 49.533011] Call Trace: [ 49.535738] dump_stack+0x77/0x97 [ 49.539434] ___might_sleep.cold+0xa6/0xb6 [ 49.544004] exit_signals+0x1c/0x2d0 [ 49.547982] do_exit+0xd5/0xb00 [ 49.551485] ? ksys_write+0x68/0xe0 [ 49.555374] rewind_stack_do_exit+0x17/0x20 [ 49.560032] RIP: 0033:0x7f3515c29f33 [ 49.564018] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.584995] RSP: 002b:00007ffda4962f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.593446] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f3515c29f33 [ 49.601412] RDX: 000000000000001a RSI: 00007f3515b1a000 RDI: 0000000000000001 [ 49.609377] RBP: 00007f3515b1a000 R08: 00007f3515b19010 R09: 0000000000000000 [ 49.617343] R10: 00007f3515d241c0 R11: 0000000000000246 R12: 0000000000000001 [ 49.625309] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 47.456870] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 47.472205] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 47.479245] ---[ end trace c5a38501f74d9412 ]--- # WARNING_MESSAGE: saw 'message trigger': ok ok 4 selftests: lkdtm: WARNING_MESSAGE.sh # selftests: lkdtm: EXCEPTION.sh # Killed # [ 47.541215] lkdtm: Performing direct entry EXCEPTION # [ 47.552075] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 47.566048] #PF: supervisor write access in kernel mode # [ 47.571895] #PF: error_code(0x0002) - not-present page # [ 47.577636] PGD 0 P[ 49.693914] lkdtm: Performing direct entry UNSET_SMEP [ 49.701108] lkdtm: trying to clear SMEP normally [ 49.706270] ------------[ cut here ]------------ [ 49.711433] pinned CR4 bits changed: 0x100000!? [ 49.716514] WARNING: CPU: 2 PID: 1118 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60 4D 0 # [ 47.580460] Oops: 0002 [#2] SMP PTI # [ 47.584349[ 49.726725] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 49.759355] CPU: 2 PID: 1118 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 49.768028] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 49.774835] RIP: 0010:native_write_cr4+0x41/0x60 [ 49.779989] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d 0a d8 c3 01 00 75 f6 48 c7 c7 08 f8 bf aa c6 05 fa d7 c3 01 01 e8 85 b7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66 [ 49.800970] RSP: 0018:ffff98a9019efe48 EFLAGS: 00010286 [ 49.806804] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000 [ 49.814772] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 [ 49.822741] RBP: ffffffffaacbfd35 R08: 0000000000000000 R09: 0000000000000000 [ 49.830710] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b [ 49.838670] R13: ffff98a9019eff10 R14: ffff98a9019eff10 R15: ffff8d61c3ea9000 [ 49.846630] FS: 00007f3c6a062580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 49.855659] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.862069] CR2: 00007f3c69e7b000 CR3: 0000000103082002 CR4: 00000000003706e0 [ 49.870038] Call Trace: [ 49.872769] lkdtm_UNSET_SMEP.cold+0x1d/0x103 [ 49.877657] direct_entry.cold+0x2c/0x38 [ 49.882035] full_proxy_write+0x56/0x80 [ 49.886318] vfs_write+0xea/0x390 ] CPU: 0 PID: 824 Comm: cat Tainted: G D W 5.10.129[ 49.890023] ksys_write+0x68/0xe0 [ 49.899935] do_syscall_64+0x33/0x40 -cip12 #1 # [ 47.592902] Hardware name: Google Rammus/Rammus,[ 49.903957] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BIOS 09/04/2020 # [ 47.599709] RIP: 0010:lkdtm_EXCEPTION+0x[ 49.915815] RIP: 0033:0x7f3c69f8af33 5/0x20 # [ 47.604668] Code: 48 c7 c7 f8 01 cc aa 8d 70 01 89 [ 49.926022] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 49.953224] RSP: 002b:00007fff67fa1f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 49.961713] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f3c69f8af33 [ 49.969685] RDX: 000000000000000b RSI: 00007f3c69e7b000 RDI: 0000000000000001 [ 49.977651] RBP: 00007f3c69e7b000 R08: 00007f3c69e7a010 R09: 0000000000000000 [ 49.985625] R10: 00007f3c6a0851c0 R11: 0000000000000246 R12: 0000000000000001 [ 49.993602] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 50.001599] irq event stamp: 0 35 b1 19 70 02 e8 d6 98 61 00 0f 0b c3 66 66 2e 0f 1f 84 00 00 0[ 50.005031] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.018241] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 50.027378] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 50.036516] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.043515] ---[ end trace c5a38501f74d9416 ]--- [ 50.048671] lkdtm: ok: SMEP did not get cleared [ 50.053729] lkdtm: trying to clear SMEP with call gadget [ 50.059660] lkdtm: ok: SMEP removal was reverted 0 00 00 66 90 0f 1f 44 00 00 04 25 00 00 00 00 00 00 00 00 c3 66 66 2e 0f 1f 84 00 00 00 00 # [ 47.625646] RSP: 0018:ffff98a901557e60 EFLAGS: 00010286 # [ 47.631478] RAX: ffffffffa9cb1b90 RBX: 0000000000000004 RCX: 0000000000000000 # [ 47.639451] RDX: 0000000000000000 RSI: ffff8d623ac1bf70 RDI: ffffffffaa8d9aa0 # [ 47.647416] RBP: ffffffffaabf58a7 R08: 0000000000000000 R09: 0000000000000000 # [ 47.655383] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 47.663350] R13: ffff98a901557f10 R14: ffff98a901557f10 R15: ffff8d61c32120[ 50.119734] lkdtm: Performing direct entry DOUBLE_FAULT [ 50.126631] lkdtm: XFAIL: this test is ia32-only 00 # [ 47.671316] FS: 00007f6c1689c580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 47.680355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.686768] CR2: 0000000000000000 CR3: 0000000104d46002 CR4: 00000000003706f0 # [ 47.694734] Call Trace: # [ 47.697461] direct_entry.cold+0x2c/0x38 # [ 47.701838] full_proxy_write+0x56/0x80 # [ 47.706117] vfs_write+0xea/0x390 # [ 47.709814] ksys_write+0x68/0xe0 # [ 47.713503] do_syscall_64+0x33/0x40 # [ 47.717482] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 47.723120] RIP: 0033:0x7f6c167c4f33 # [ 47.727097] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 47.748070] RSP: 002b:00007ffeb34f47d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 47.756520] RAX: ffffffffffffffda RBX: 000000000[ 50.224802] lkdtm: Performing direct entry CORRUPT_PAC 000000a RCX: 00007f6c167c4f33 # [ 47.764485] RDX: 00000000000[ 50.230847] lkdtm: XFAIL: this test is arm64-only 0000a RSI: 00007f6c166b5000 RDI: 0000000000000001 # [ 47.772452] RBP: 00007f6c166b5000 R08: 00007f6c166b4010 R09: 0000000000000000 # [ 47.780420] R10: 00007f6c168bf1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 47.788387] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 47.796354] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 47.822783] CR2: 0000000000000000 # [ 47.826474] ---[ end trace c5a38501f74d9413 ]--- # [ 47.831615] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 47.835992] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00[ 50.324947] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE [ 50.336528] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 47.856973] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 47.862804] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 47.870772] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 47.878741] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 47.886707] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 47.894676] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 47.902643] FS: 00007f6c1689c580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 47.911681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 47.918097] CR2: 0000000000000000 CR3: 0000000104d46002 CR4: 00000000003706f0 # [ 47.926064] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 47.935974] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 824, name: cat # [ 47.944328] INFO: lockdep is turned off. # [ 47.948705] irq event stamp: 0 # [ 47.952108] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 47.959110] hardirqs last d[ 50.452684] lkdtm: Performing direct entry READ_AFTER_FREE isabled at (0): [] copy_process+0x63c/0x1c80 [ 50.462204] lkdtm: Value in memory before free: 12345678 # [ 47.968251] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 47.977376] softirqs last d[ 50.486504] lkdtm: Memory was not poisoned isabled at (0): [<0000000000000000>] 0x0 # [ 47.984373] CPU: 0 PID: 824 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 47.992913] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 47.999714] Call Trace: # [ 48.002441] dump_stack+0x77/0x97 # [ 48.006137] ___might_sleep.cold+0xa6/0xb6 # [ 48.010708] exit_signals+0x1c/0x2d0 # [ 48.014695] do_exit+0xd5/0xb00 # [ 48.018196] ? ksys_write+0x68/0xe0 # [ 48.022087] rewind_stack_do_exit+0x17/0x20 # [ 48.026753] RIP: 0033:0x7f6c167c4f33 # [ 48.030741] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 48.051723] RSP: 002b:00007ffeb34f47d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 48.060178] RAX: ffffffffffffffda RBX: 000000[ 50.583746] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE 000000000a RCX: 00007f6c167c4f33 # [ 48.068145] RDX: 00000000[ 50.591075] lkdtm: Value in memory before free: 12345678 0000000a RSI: 00007f6c166b5000 RDI: 0000000000000001 # [ 48.0[ 50.603193] lkdtm: Attempting to read from freed memory 76115] RBP: 00007f6c166b5000 R08: 00007f6c166b4010 R09: 00000000[ 50.615258] lkdtm: Buddy page was not poisoned 00000000 # [ 48.084085] R10: 00007f6c168bf1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 48.092054] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # 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_[ 50.691073] lkdtm: Performing direct entry SLAB_FREE_DOUBLE [ 50.701014] lkdtm: Attempting double slab free ... STACK_STRONG: Crashes entire system on success ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP # selftests: lkdtm: CORRUPT_LIST_ADD.sh # [ 48.301287] lkdtm: Performing direct entry CORRUPT_LIST_ADD # [ 48.311391] lkdtm: attempting good list addition # [ 48.322783] lkdtm: attempting corrupted list addition # [ 48.334633] 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 # [ 48.402048] lkdtm: Performing direct entry CORRUPT_LIST_DEL # [ 48.408763] lkdtm: attemp[ 50.762985] lkdtm: Performing direct entry SLAB_FREE_CROSS [ 50.774703] lkdtm: Attempting cross-cache slab free ... ting good list removal # [ 48.420033] lkdtm: attempting corrupted list removal # [ 48.431801] 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 # Segmentation fault # [ 48.598294] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING # [ 48.606138] lkdtm: attempting bad read from page below current stack # [ 48.613253] BUG: stack guard page was hit at 00000000858313aa (stack is 00000000be2f4bba..000000009c055f56) # [ 48.624170] kernel stack overflow (page [ 50.836606] lkdtm: Performing direct entry SLAB_FREE_PAGE [ 50.848839] lkdtm: Attempting non-Slab slab free ... fault): 0000 [#3] SMP PTI # [ 48.630974] CPU: 2 PID: 1049 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 48.645832] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 48.652636] RIP: 0010:lkdtm_STACK_GUARD_PAGE_LEADING+0x27/0x3a # [ 48.659147] Code: 41 5c c3 0f 1f 44 00 00 53 48 c7 c7 98 05 cc aa 50 65 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 31 a4 fd ff 48 c7 c7 d8 05 cc aa <8a> 43 ff 88 44 24 07 0f b6 74 24 07 5a 5b e9 17 a4 fd ff 0f 1f 44 # [ 48.680124] RSP: 0018:ffff98a9018efe50 EFLAGS: 00010246 # [ 48.685964] RAX: 0000000000000038 RBX: ffff98a9018ec000 RCX: 0000000000000000 # [ 48.693933] RDX: 0000000000000000 RSI: ffff8d623ad1bf70 RDI: ffffffffaacc05d8 # [ 48.701920] RBP: ffffffffaacbfd02 R08: 0000000000000000 R09: 0000000000000000 # [ 48.709904] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000019 # [ 48.717872] R13: ffff98a9018eff10 R14: ffff98a9018eff10 R15: ffff8d61c34cb000 # [ 48.725842] FS: 00007fbb5645f580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 48.734904] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.741318] CR2: ffff98a9018ebfff CR3: 0000000104c0a003 CR4: 00000000003706e0 # [ 48.749284] Call Trace: # [ 48.752011] ? lkdtm_CORRUPT_LIST_DEL+0xdc/0xdc # [ 48.757067] direct_entry.cold+0x2c/0x38 # [ 48.761445] full_proxy_write+0x56/0x80 # [ 48.765725] vfs_write+0xea/0x390 # [ 48.769421] ksys_write+0x68/0xe0 # [ 48.773108] do_syscall_64+0x33/0x40 # [ 48.777096] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 48.782733] RIP: 0033:0x7fbb56387f33 # [ 48.786718] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02[ 51.010781] lkdtm: Performing direct entry EXEC_DATA 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 [ 51.021575] lkdtm: attempting ok execution at ffffffffa9cb1f00 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f[ 51.034327] lkdtm: attempting bad execution at ffffffffac3b3560 40 00 48 83 ec 28 48 89 54 24 18 # [ 48.807695] RSP: 002b:00[ 51.047134] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 51.061699] BUG: unable to handle page fault for address: ffffffffac3b3560 [ 51.069369] #PF: supervisor instruction fetch in kernel mode [ 51.075688] #PF: error_code(0x0011) - permissions violation [ 51.081910] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 8000000129e000e3 007fff989f0f08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ [ 51.089687] Oops: 0011 [#5] SMP PTI [ 51.099790] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 51.108439] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 51.115245] RIP: 0010:data_area+0x0/0x40 48.816149] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00[ 51.119622] Code: ff ff 00 5e 20 c4 61 8d ff ff 00 5d 20 c4 61 8d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 [ 51.146812] RSP: 0018:ffff98a90224fe48 EFLAGS: 00010246 [ 51.152644] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 51.160611] RDX: 0000000000000000 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 [ 51.168578] RBP: ffffffffac3b3560 R08: 0000000000000000 R09: 0000000000000000 [ 51.176545] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 51.184511] R13: ffff98a90224ff10 R14: ffff98a90224ff10 R15: ffff8d61c32ad000 [ 51.192479] FS: 00007f5afd8f6580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 [ 51.201516] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.207932] CR2: ffffffffac3b3560 CR3: 0000000104cac001 CR4: 00000000003706e0 [ 51.215904] Call Trace: [ 51.218630] ? execute_location+0x48/0x56 007fbb56387f33 # [ 48.824115] RDX: 0000000000000019 RSI: 0000[ 51.223106] ? direct_entry.cold+0x2c/0x38 [ 51.233908] ? full_proxy_write+0x56/0x80 7fbb56278000 RDI: 0000000000000001 # [ 48.832082] RBP: 00007f[ 51.238386] ? vfs_write+0xea/0x390 [ 51.248487] ? ksys_write+0x68/0xe0 [ 51.252378] ? do_syscall_64+0x33/0x40 [ 51.256560] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 bb56278000 R08: 00007fbb56277010 R09: 0000000000000000 # [ 48[ 51.262387] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 51.295020] CR2: ffffffffac3b3560 [ 51.298717] ---[ end trace c5a38501f74d9417 ]--- [ 51.303871] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 51.308247] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 51.329223] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 51.335055] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 51.343022] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 51.350988] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 51.358956] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 51.366922] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 51.374909] FS: 00007f5afd8f6580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 [ 51.383954] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.390367] CR2: ffffffffac3b3560 CR3: 0000000104cac001 CR4: 00000000003706e0 [ 51.398334] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 51.408243] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1625, name: cat [ 51.416696] INFO: lockdep is turned off. [ 51.421070] irq event stamp: 0 [ 51.424474] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 51.431474] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 51.440606] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 51.449737] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 51.456733] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 51.465380] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 51.472180] Call Trace: [ 51.474909] dump_stack+0x77/0x97 .840047] R10: 00007fbb564821c0 R11: 0000000000000246 R12: 000000[ 51.478607] ___might_sleep.cold+0xa6/0xb6 [ 51.489387] exit_signals+0x1c/0x2d0 [ 51.493373] do_exit+0xd5/0xb00 [ 51.496874] ? ksys_write+0x68/0xe0 [ 51.500765] rewind_stack_do_exit+0x17/0x20 [ 51.505431] RIP: 0033:0x7f5afd81ef33 [ 51.509409] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 51.530385] RSP: 002b:00007ffc1d95b5f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 51.538838] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f5afd81ef33 [ 51.546806] RDX: 000000000000000a RSI: 00007f5afd70f000 RDI: 0000000000000001 [ 51.554775] RBP: 00007f5afd70f000 R08: 00007f5afd70e010 R09: 0000000000000000 [ 51.562731] R10: 00007f5afd9191c0 R11: 0000000000000246 R12: 0000000000000001 [ 51.570697] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 0000000001 # [ 48.848014] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 48.855982] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 48.882435] ---[ end trace c5a38501f74d9414 ]--- # [ 48.887588] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 48.891960] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 48.912949] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 48.918803][ 51.652371] lkdtm: Performing direct entry EXEC_STACK [ 51.658901] lkdtm: attempting ok execution at ffffffffa9cb1f00 [ 51.665430] lkdtm: attempting bad execution at ffff98a9022f7e18 [ 51.672057] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 51.680421] BUG: unable to handle page fault for address: ffff98a9022f7e18 [ 51.688098] #PF: supervisor instruction fetch in kernel mode [ 51.694416] #PF: error_code(0x0011) - permissions violation [ 51.700635] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 103093067 PTE 8000000101272063 [ 51.709672] Oops: 0011 [#6] SMP PTI [ 51.713562] CPU: 3 PID: 1661 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 51.722207] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 51.729010] RIP: 0010:0xffff98a9022f7e18 [ 51.733376] Code: 00 00 18 7e 2f 02 a9 98 ff ff ad 6d 2f aa ff ff ff ff 20 00 00 00 00 00 00 00 5e fe cb aa ff ff ff ff d9 6e 2f aa ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 [ 51.754352] RSP: 0018:ffff98a9022f7df8 EFLAGS: 00010246 [ 51.760183] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 51.768150] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 51.776116] RBP: ffff98a9022f7e18 R08: 0000000000000000 R09: 0000000000000000 [ 51.784082] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b [ 51.792050] R13: ffff98a9022f7f10 R14: ffff98a9022f7f10 R15: ffff8d61c0057000 [ 51.800016] FS: 00007fd358735580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 51.809052] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.815467] CR2: ffff98a9022f7e18 CR3: 0000000104078003 CR4: 00000000003706e0 [ 51.823433] Call Trace: [ 51.826160] ? execute_location+0x48/0x56 [ 51.830633] ? lkdtm_EXEC_STACK+0x26/0x40 [ 51.835104] ? direct_entry.cold+0x2c/0x38 [ 51.839676] ? full_proxy_write+0x56/0x80 [ 51.844148] ? vfs_write+0xea/0x390 [ 51.848038] ? ksys_write+0x68/0xe0 [ 51.851928] ? do_syscall_64+0x33/0x40 [ 51.856102] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 51.861925] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 51.888346] CR2: ffff98a9022f7e18 [ 51.892041] ---[ end trace c5a38501f74d9418 ]--- [ 51.897195] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 51.901570] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 51.922544] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 51.928375] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 51.936341] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 51.944306] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 51.952274] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 51.960242] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 51.968209] FS: 00007fd358735580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 51.977245] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.983659] CR2: ffff98a9022f7e18 CR3: 0000000104078003 CR4: 00000000003706e0 RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 48.926771] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 48.934737] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 48.942705] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 48.950672] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 48.958640] FS: 00007fbb5645f580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 48.967676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 48.974089] CR2: ffff98a9018ebfff CR3: 0000000104c0a003 CR4: 00000000003706e0 # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # Segmentation fault # [ 49.067680] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING # [ 49.076253] lkdtm: attempting bad read from page above current stack # [ 49.083405] BUG: stack guard page was hit at 0000000004cfe4f0 (stack is 00000000960df226..00000000e5b7db08) # [ 49.100465] kernel stack overflow (page fault): 0000 [#4] SMP PTI # [ 49.107272] CPU: 2 PID: 1082 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 49.115914] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 49.122720] R[ 52.118274] lkdtm: Performing direct entry EXEC_KMALLOC IP: 0010:lkdtm_STACK_GUARD_PAGE_TRAILING+0x27/0x3d # [ 49.129[ 52.127993] lkdtm: attempting ok execution at ffffffffa9cb1f00 332] Code: a4 fd ff 0f 1f 44 00 00 53 48 c7 c7 10 06 cc aa 50 65[ 52.140726] lkdtm: attempting bad execution at ffff8d61c31e80c0 48 8b 04 25 40 b0 01 00 48 8b 58 18 e8 f7 a3 fd ff 48 c7 c7 50 [ 52.153556] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 52.168121] BUG: unable to handle page fault for address: ffff8d61c31e80c0 [ 52.175801] #PF: supervisor instruction fetch in kernel mode [ 52.182118] #PF: error_code(0x0011) - permissions violation 06[ cc aa <8a> 83 00 40 00 00 88 44 24 07 0f b6 74 24 07 5a 5b e9 52.188348] PGD 12a001067 P4D 12a001067 PUD 10004e063 PMD 105422063 PTE 80000001031e8163 [ 52.203601] Oops: 0011 [#7] SMP PTI [ 52.207492] CPU: 1 PID: 1697 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 52.216131] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 52.222934] RIP: 0010:0xffff8d61c31e80c0 [ 52.227329] Code: 00 00 02 00 00 00 00 00 00 00 c0 83 1e c3 61 8d ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 bb b6 4f a9 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 [ 52.248306] RSP: 0018:ffff98a90238fe38 EFLAGS: 00010246 [ 52.254138] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 52.262105] RDX: 0000000000000000 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 [ 52.270071] RBP: ffff8d61c31e80c0 R08: 0000000000000000 R09: 0000000000000000 [ 52.278037] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 52.286002] R13: ffff98a90238ff10 R14: ffff98a90238ff10 R15: ffff8d61c4dc3000 [ 52.293968] FS: 00007f0410cb1580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 [ 52.303002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.309415] CR2: ffff8d61c31e80c0 CR3: 0000000104d08003 CR4: 00000000003706e0 [ 52.317381] Call Trace: [ 52.320110] ? execute_location+0x48/0x56 da a3 fd ff # [ 49.150310] RSP: 0018:ffff98a901957e50 EFLAGS[ 52.324585] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 [ 52.335461] ? direct_entry.cold+0x2c/0x38 [ 52.340034] ? full_proxy_write+0x56/0x80 [ 52.344507] ? vfs_write+0xea/0x390 [ 52.348398] ? ksys_write+0x68/0xe0 [ 52.352289] ? do_syscall_64+0x33/0x40 [ 52.356471] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 : 00010246 # [ 49.156134] RAX: 0000000000000038 RBX: ffff98a9[ 52.362306] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 52.394957] CR2: ffff8d61c31e80c0 [ 52.398652] ---[ end trace c5a38501f74d9419 ]--- [ 52.403803] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 52.408178] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 52.429159] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 52.434991] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 52.442958] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 52.450924] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 52.458903] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 52.466871] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 52.474838] FS: 00007f0410cb1580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 [ 52.483874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.490311] CR2: ffff8d61c31e80c0 CR3: 0000000104d08003 CR4: 00000000003706e0 [ 52.498279] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 52.508176] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1697, name: cat [ 52.516630] INFO: lockdep is turned off. [ 52.521004] irq event stamp: 0 [ 52.524407] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 52.531405] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 01954000 RCX: 0000000000000000 # [ 49.164102] RDX: 0000000000[ 52.540539] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 52.555901] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 52.562908] CPU: 1 PID: 1697 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 52.571554] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 52.578355] Call Trace: [ 52.581082] dump_stack+0x77/0x97 000000 RSI: ffff8d623ad1bf70 RDI: ffffffffaacc0650 # [ 49.172[ 52.584781] ___might_sleep.cold+0xa6/0xb6 [ 52.595564] exit_signals+0x1c/0x2d0 [ 52.599551] do_exit+0xd5/0xb00 [ 52.603053] ? ksys_write+0x68/0xe0 [ 52.606956] rewind_stack_do_exit+0x17/0x20 [ 52.611624] RIP: 0033:0x7f0410bd9f33 [ 52.615601] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 52.636576] RSP: 002b:00007fff07d3a1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 52.645029] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007f0410bd9f33 [ 52.652996] RDX: 000000000000000d RSI: 00007f0410aca000 RDI: 0000000000000001 [ 52.660963] RBP: 00007f0410aca000 R08: 00007f0410ac9010 R09: 0000000000000000 [ 52.668943] R10: 00007f0410cd41c0 R11: 0000000000000246 R12: 0000000000000001 071] RBP: ffffffffaacbfd1b R08: 0000000000000000 R09: 0000000000[ 52.676918] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 000000 # [ 49.180036] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001a # [ 49.188003] R13: ffff98a901957f10 R14: ffff98a901957f10 R15: ffff8d61c313f000 # [ 49.195972] FS: 00007f3515d01580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 49.205009] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.211424] CR2: ffff98a901958000 CR3: 0000000104cf0004 CR4: 00000000003706e0 # [ 49.219392] Call Trace: # [ 49.222118] ? lkdtm_STACK_GUARD_PAGE_LEADING+0x3a/0x3a # [ 49.227958] direct_entry.cold+0x2c/0x38 # [ 49.232335] full_proxy_write+0x56/0x80 # [ 49.236614] vfs_write+0xea/0x390 # [ 49.240302] ksys_write+0x68/0xe0 # [ 49.243998] do_syscall_64+0x33/0x40 # [ 49.247986] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 49.253624] RIP: 0033:0x7f3515c29f33[ 52.766668] lkdtm: Performing direct entry EXEC_VMALLOC [ 52.777762] lkdtm: attempting ok execution at ffffffffa9cb1f00 [ 52.784291] lkdtm: attempting bad execution at ffff98a900667000 # [ 49.257610] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 [ 52.790916] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 52.805481] BUG: unable to handle page fault for address: ffff98a900667000 [ 52.813156] #PF: supervisor instruction fetch in kernel mode [ 52.819473] #PF: error_code(0x0011) - permissions violation [ 52.825692] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 105c50067 PTE 80000001035d9063 [ 52.834730] Oops: 0011 [#8] SMP PTI [ 52.838619] CPU: 3 PID: 1733 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 52.847264] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 52.854067] RIP: 0010:0xffff98a900667000 [ 52.858442] Code: Unable to access opcode bytes at RIP 0xffff98a900666fd6. [ 52.866117] RSP: 0018:ffff98a902417e38 EFLAGS: 00010246 [ 52.871953] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 [ 52.879918] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 52.887903] RBP: ffff98a900667000 R08: 0000000000000000 R09: 0000000000000000 [ 52.895869] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d [ 52.903837] R13: ffff98a902417f10 R14: ffff98a902417f10 R15: ffff8d61c35d9000 [ 52.911804] FS: 00007f934d7cb580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 52.920838] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.927252] CR2: ffff98a900666fd6 CR3: 0000000102976001 CR4: 00000000003706e0 [ 52.935218] Call Trace: [ 52.937962] ? execute_location+0x48/0x56 [ 52.942437] ? lkdtm_EXEC_VMALLOC+0x20/0x30 [ 52.947101] ? direct_entry.cold+0x2c/0x38 [ 52.951670] ? full_proxy_write+0x56/0x80 [ 52.956135] ? vfs_write+0xea/0x390 [ 52.960025] ? ksys_write+0x68/0xe0 [ 52.963915] ? do_syscall_64+0x33/0x40 [ 52.968096] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 52.973928] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 53.000394] CR2: ffff98a900667000 [ 53.004091] ---[ end trace c5a38501f74d941a ]--- [ 53.009235] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 53.013601] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 53.034578] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 53.040410] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.048377] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 53.056344] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 53.064312] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 53.072277] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 53.080244] FS: 00007f934d7cb580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 53.089277] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.095691] CR2: ffff98a900666fd6 CR3: 0000000102976001 CR4: 00000000003706e0 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.278588] RSP: 002b:00007ffda4962f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.287042] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f3515c29f33 # [ 49.295010] RDX: 000000000000001a RSI: 00007f3515b1a000 RDI: 0000000000000001 # [ 49.302979] RBP: 00007f3515b1a000 R08: 00007f3515b19010 R09: 0000000000000000 # [ 49.310951] R10: 00007f3515d241c0 R11: 0000000000000246 R12: 0000000000000001 # [ 49.318919] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 49.326908] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 49.353334] ---[ end trace c5a38501f74d9415 ]--- # [ 49.364696] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 49.369069] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 49.390044] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 49.395877] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 49.403869] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 49.411837] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 49.419804] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 49.427769] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 49.435736] FS: 00007f3515d01580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 49.444771] CS:[ 53.280512] lkdtm: Performing direct entry EXEC_RODATA [ 53.289707] lkdtm: attempting ok execution at ffffffffa9cb1f00 [ 53.296229] lkdtm: attempting bad execution at ffffffffaa8d9f00 [ 53.302849] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) [ 53.311212] BUG: unable to handle page fault for address: ffffffffaa8d9f00 [ 53.318906] #PF: supervisor instruction fetch in kernel mode [ 53.325213] #PF: error_code(0x0011) - permissions violation [ 53.331433] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 80000001284000e1 [ 53.339209] Oops: 0011 [#9] SMP PTI [ 53.343098] CPU: 3 PID: 1769 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 53.351745] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 53.358550] RIP: 0010:lkdtm_rodata_do_nothing+0x0/0x10 [ 53.364284] Code: ff ff d9 82 2f aa ff ff ff ff aa 00 cc aa ff ff ff ff 8f 6a 2f aa ff ff ff ff 55 aa 55 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 54 68 69 73 20 69 [ 53.385260] RSP: 0018:ffff98a90247fe48 EFLAGS: 00010246 [ 53.391092] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 53.399058] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 53.407026] RBP: ffffffffaa8d9f00 R08: 0000000000000000 R09: 0000000000000000 [ 53.414993] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 53.422958] R13: ffff98a90247ff10 R14: ffff98a90247ff10 R15: ffff8d61c1271000 [ 53.430924] FS: 00007fe60ab10580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 53.439965] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.446377] CR2: ffffffffaa8d9f00 CR3: 0000000104f9c004 CR4: 00000000003706e0 [ 53.454344] Call Trace: [ 53.457072] ? execute_location+0x48/0x56 [ 53.461546] ? direct_entry.cold+0x2c/0x38 [ 53.466115] ? full_proxy_write+0x56/0x80 [ 53.470580] ? vfs_write+0xea/0x390 [ 53.474469] ? ksys_write+0x68/0xe0 [ 53.478361] ? do_syscall_64+0x33/0x40 [ 53.482543] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.488375] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.451182][ 53.514824] CR2: ffffffffaa8d9f00 [ 53.524731] ---[ end trace c5a38501f74d941b ]--- [ 53.529907] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 53.534281] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 53.555256] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 53.561088] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.569053] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 53.577019] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 53.584984] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 53.592955] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 53.600922] FS: 00007fe60ab10580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 53.609965] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.616377] CR2: ffffffffaa8d9f00 CR3: 0000000104f9c004 CR4: 00000000003706e0 [ 53.624344] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 53.634252] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1769, name: cat [ 53.642703] INFO: lockdep is turned off. [ 53.647077] irq event stamp: 0 [ 53.650482] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 53.657472] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 53.666604] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 53.675736] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 53.682731] CPU: 3 PID: 1769 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 53.691376] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 53.698178] Call Trace: [ 53.700913] dump_stack+0x77/0x97 [ 53.704610] ___might_sleep.cold+0xa6/0xb6 [ 53.709180] exit_signals+0x1c/0x2d0 [ 53.713166] do_exit+0xd5/0xb00 [ 53.716668] ? ksys_write+0x68/0xe0 [ 53.720558] rewind_stack_do_exit+0x17/0x20 [ 53.725225] RIP: 0033:0x7fe60aa38f33 [ 53.729204] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 53.750180] RSP: 002b:00007ffcec7c2108 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 53.758631] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fe60aa38f33 [ 53.766598] RDX: 000000000000000c RSI: 00007fe60a929000 RDI: 0000000000000001 [ 53.774563] RBP: 00007fe60a929000 R08: 00007fe60a928010 R09: 0000000000000000 [ 53.782530] R10: 00007fe60ab331c0 R11: 0000000000000246 R12: 0000000000000001 [ 53.790495] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 CR2: ffff98a901958000 CR3: 0000000104cf0004 CR4: 00000000003706e0 # [ 49.459149] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 49.469059] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1082, name: cat # [ 49.477511] INFO: lockdep is turned off. # [ 49.481905] irq event stamp: 0 # [ 49.485309] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 49.492306] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 49.501439] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 49.510569] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 49.517563] CPU: 2 PID: 1082 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 49.526209] Hardware name: Google Rammus/Rammus, BI[ 53.878662] lkdtm: Performing direct entry EXEC_USERSPACE OS 09/04/2020 # [ 49.533011] Call Trace: # [ 49.535738] [ 53.885432] lkdtm: attempting ok execution at ffffffffa9cb1f00 dump_stack+0x77/0x97 # [ 49.539434] ___might_sleep.cold+0xa6[ 53.898169] lkdtm: attempting bad execution at 00007f86e9d77000 /0xb6 # [ 49.544004] exit_signals+0x1c/0x2d0 # [ 49.54798[ 53.910977] unable to execute userspace code (SMEP?) (uid: 0) [ 53.923586] BUG: unable to handle page fault for address: 00007f86e9d77000 [ 53.931263] #PF: supervisor instruction fetch in kernel mode [ 53.937579] #PF: error_code(0x0011) - permissions violation [ 53.943797] PGD 8000000103434067 P4D 8000000103434067 PUD 104c6a067 PMD 103ca7067 PTE 106752067 [ 53.953520] Oops: 0011 [#10] SMP PTI [ 53.957497] CPU: 0 PID: 1805 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 53.966143] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 53.972955] RIP: 0010:0x7f86e9d77000 [ 53.976951] Code: Unable to access opcode bytes at RIP 0x7f86e9d76fd6. [ 53.984237] RSP: 0018:ffff98a902527e50 EFLAGS: 00010246 [ 53.990068] RAX: 0000000000000033 RBX: 0000000000000024 RCX: 0000000000000000 [ 53.998034] RDX: 0000000000000000 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 [ 54.006001] RBP: 00007f86e9d77000 R08: 0000000000000000 R09: 0000000000000000 [ 54.013968] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000f [ 54.021933] R13: ffff98a902527f10 R14: ffff98a902527f10 R15: ffff8d61c4ceb000 [ 54.029906] FS: 00007f86e9d48580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 54.038950] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.045362] CR2: 00007f86e9d77000 CR3: 00000001054be002 CR4: 00000000003706f0 [ 54.053329] Call Trace: [ 54.056056] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae [ 54.061409] ? direct_entry.cold+0x2c/0x38 [ 54.065980] ? full_proxy_write+0x56/0x80 [ 54.070454] ? vfs_write+0xea/0x390 [ 54.074344] ? ksys_write+0x68/0xe0 [ 54.078235] ? do_syscall_64+0x33/0x40 [ 54.082416] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.088249] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 54.114669] CR2: 00007f86e9d77000 [ 54.118365] ---[ end trace c5a38501f74d941c ]--- [ 54.123518] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 54.127903] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 54.148869] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 54.154700] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.162666] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 54.170631] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 54.178597] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 54.186564] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 54.194531] FS: 00007f86e9d48580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 54.203564] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.209976] CR2: 00007f86e9d77000 CR3: 00000001054be002 CR4: 00000000003706f0 2] do_exit+0xd5/0xb00 # [ 49.551485] ? ksys_write+0x68/0xe0 # [ 49.555374] rewind_stack_do_exit+0x17/0x20 # [ 49.560032] RIP: 0033:0x7f3515c29f33 # [ 49.564018] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.584995] RSP: 002b:00007ffda4962f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.593446] RAX: ffffffffffffffda RBX: 000000000000001a RCX: 00007f3515c29f33 # [ 49.601412] RDX: 000000000000001a RSI: 00007f3515b1a000 RDI: 0000000000000001 # [ 49.609377] RBP: 00007f3515b1a000 R08: 00007f3515b19010 R09: 0000000000000000 # [ 49.617343] R10: 00007f3515d241c0 R11: 0000000000000246 R12: 0000000000000001 # [ 49.625309] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # selftests: lkdtm: UNSET_SMEP.sh # [ 49.693914] lkdtm: Performing direct entry UNSET_SMEP # [ 49.701108] lkdtm: trying to clear SMEP normally # [ 49.706270] ------------[ cut here ]------------ # [ 49.711433] pinned CR4 bits changed: 0x100000!? # [ 49.716514] WARNING: CPU: 2 PID: 1118 at arch/x86/kernel/cpu/common.c:392 native_write_cr4+0x41/0x60 # [ 49.726725] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 49.759355] CPU: 2 PID: 1118 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 49.768028] Hardware name: Google Rammus/Rammus, BIOS 09/04/202[ 54.387436] lkdtm: Performing direct entry EXEC_NULL 0 # [ 49.774835] RIP: 0010:native_write_cr4+0x41/0x60 # [ [ 54.397565] lkdtm: attempting ok execution at ffffffffa9cb1f00 49.779989] Code: 08 31 00 48 39 c2 75 25 48 85 f6 75 01 c3 80 3d[ 54.410299] lkdtm: attempting bad execution at 0000000000000000 0a d8 c3 01 00 75 f6 48 c7 c7 08 f8 bf aa c6 05 fa d7 c3 01 01 [ 54.423146] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 54.437094] #PF: supervisor instruction fetch in kernel mode [ 54.443401] #PF: error_code(0x0010) - not-present page [ 54.449134] PGD 0 P4D 0 [ 54.451952] Oops: 0010 [#11] SMP PTI [ 54.455953] CPU: 0 PID: 1841 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 54.464598] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 54.471401] RIP: 0010:0x0 [ 54.474320] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 54.481996] RSP: 0018:ffff98a9025bfe48 EFLAGS: 00010246 [ 54.487818] RAX: 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 [ 54.495785] RDX: 0000000000000000 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 [ 54.503751] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 54.511717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a [ 54.519684] R13: ffff98a9025bff10 R14: ffff98a9025bff10 R15: ffff8d61c407f000 [ 54.527650] FS: 00007f27f3a22580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 54.536684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.543096] CR2: ffffffffffffffd6 CR3: 00000001029aa005 CR4: 00000000003706f0 [ 54.551062] Call Trace: [ 54.553790] execute_location+0x48/0x56 [ 54.558073] direct_entry.cold+0x2c/0x38 [ 54.562450] full_proxy_write+0x56/0x80 [ 54.566730] vfs_write+0xea/0x390 [ 54.570427] ksys_write+0x68/0xe0 [ 54.574115] do_syscall_64+0x33/0x40 [ 54.578104] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.583741] RIP: 0033:0x7f27f394af33 [ 54.587728] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 54.608703] RSP: 002b:00007fffde71b2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 54.617156] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f27f394af33 [ 54.625122] RDX: 000000000000000a RSI: 00007f27f383b000 RDI: 0000000000000001 [ 54.633090] RBP: 00007f27f383b000 R08: 00007f27f383a010 R09: 0000000000000000 [ 54.641055] R10: 00007f27f3a451c0 R11: 0000000000000246 R12: 0000000000000001 [ 54.649022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 54.656990] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 54.683421] CR2: 0000000000000000 [ 54.687115] ---[ end trace c5a38501f74d941d ]--- [ 54.692269] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 54.696643] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 54.717618] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 54.723449] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.731415] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 54.739381] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 54.747347] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 54.755314] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 54.763282] FS: 00007f27f3a22580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 54.772315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.778730] CR2: ffffffffffffffd6 CR3: 00000001029aa005 CR4: 00000000003706f0 e8 85 b7 e0 00 <0f> 0b c3 48 89 d6 48 81 e7 ff f7 ce ff 48 31 c6 48 09 c7 eb ac 66 # [ 49.800970] RSP: 0018:ffff98a9019efe48 EFLAGS: 00010286 # [ 49.806804] RAX: 0000000000000000 RBX: 00000000002706e0 RCX: 0000000000000000 # [ 49.814772] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 # [ 49.822741] RBP: ffffffffaacbfd35 R08: 0000000000000000 R09: 0000000000000000 # [ 49.830710] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ 49.838670] R13: ffff98a9019eff10 R14: ffff98a9019eff10 R15: ffff8d61c3ea9000 # [ 49.846630] FS: 00007f3c6a062580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 49.855659] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 49.862069] CR2: 00007f3c69e7b000 CR3: 0000000103082002 CR4: 00000000003706e0 # [ 49.870038] Ca[ 54.865743] lkdtm: Performing direct entry ACCESS_USERSPACE ll Trace: # [ 49.872769] lkdtm_UNSET_SMEP.cold+0x1d/0x103 #[ 54.873756] lkdtm: attempting bad read at 00007f696befa000 [ 49.877657] direct_entry.cold+0x2c/0x38 # [ 49.882035] [ 54.886093] BUG: unable to handle page fault for address: 00007f696befa000 [ 54.899964] #PF: supervisor read access in kernel mode [ 54.905698] #PF: error_code(0x0001) - permissions violation [ 54.911919] PGD 8000000105741067 P4D 8000000105741067 PUD 105df2067 PMD 103f4a067 PTE 107dfe067 [ 54.921640] Oops: 0001 [#12] SMP PTI [ 54.925628] CPU: 0 PID: 1876 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 54.934275] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 54.941079] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x3d/0x9f [ 54.947303] Code: 2b 04 25 28 00 00 00 75 60 48 83 c4 10 5d c3 48 89 ee 48 c7 c7 c8 0d cc aa e8 73 9d fd ff 48 c7 c7 f0 0d cc aa b8 de c0 de c0 <48> 03 45 00 48 89 04 24 e8 5a 9d fd ff 48 89 ee 48 c7 c7 18 0e cc [ 54.968279] RSP: 0018:ffff98a90263fe48 EFLAGS: 00010246 [ 54.974109] RAX: 00000000c0dec0de RBX: 0000000000000026 RCX: 0000000000000000 [ 54.982076] RDX: 0000000000000000 RSI: ffff8d623ac1bf70 RDI: ffffffffaacc0df0 [ 54.990041] RBP: 00007f696befa000 R08: 0000000000000000 R09: 0000000000000000 [ 54.998007] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000011 [ 55.005973] R13: ffff98a90263ff10 R14: ffff98a90263ff10 R15: ffff8d61c404d000 [ 55.013953] FS: 00007f696becb580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 55.022989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.029403] CR2: 00007f696befa000 CR3: 0000000104be0005 CR4: 00000000003706f0 [ 55.037370] Call Trace: [ 55.040097] direct_entry.cold+0x2c/0x38 [ 55.044479] full_proxy_write+0x56/0x80 [ 55.048764] vfs_write+0xea/0x390 [ 55.052459] ksys_write+0x68/0xe0 [ 55.056156] do_syscall_64+0x33/0x40 [ 55.060143] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.065779] RIP: 0033:0x7f696bdf3f33 [ 55.069766] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 55.090744] RSP: 002b:00007ffc91a88798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.099197] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f696bdf3f33 [ 55.107162] RDX: 0000000000000011 RSI: 00007f696bce4000 RDI: 0000000000000001 [ 55.115128] RBP: 00007f696bce4000 R08: 00007f696bce3010 R09: 0000000000000000 [ 55.123095] R10: 00007f696beee1c0 R11: 0000000000000246 R12: 0000000000000001 [ 55.131061] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 55.139030] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 55.165459] CR2: 00007f696befa000 [ 55.169156] ---[ end trace c5a38501f74d941e ]--- [ 55.174299] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.178666] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 55.199642] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 55.205464] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.213431] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 55.221399] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 55.229366] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.237332] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 55.245298] FS: 00007f696becb580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 55.254331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.260744] CR2: 00007f696befa000 CR3: 0000000104be0005 CR4: 00000000003706f0 [ 55.268713] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 55.278622] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1876, name: cat [ 55.287075] INFO: lockdep is turned off. [ 55.291450] irq event stamp: 0 [ 55.294854] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 55.301853] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 55.310986] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 55.320119] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 55.327114] CPU: 0 PID: 1876 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 55.335760] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 55.342561] Call Trace: [ 55.345288] dump_stack+0x77/0x97 [ 55.348985] ___might_sleep.cold+0xa6/0xb6 [ 55.353556] exit_signals+0x1c/0x2d0 [ 55.357544] do_exit+0xd5/0xb00 [ 55.361047] ? ksys_write+0x68/0xe0 [ 55.364929] rewind_stack_do_exit+0x17/0x20 [ 55.369616] RIP: 0033:0x7f696bdf3f33 [ 55.373601] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 55.394578] RSP: 002b:00007ffc91a88798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.403032] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f696bdf3f33 [ 55.410999] RDX: 0000000000000011 RSI: 00007f696bce4000 RDI: 0000000000000001 [ 55.418966] RBP: 00007f696bce4000 R08: 00007f696bce3010 R09: 0000000000000000 [ 55.426951] R10: 00007f696beee1c0 R11: 0000000000000246 R12: 0000000000000001 [ 55.434919] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 full_proxy_write+0x56/0x80 # [ 49.886318] vfs_write+0xea/0x390 # [ 49.890023] ksys_write+0x68/0xe0 # [ 49.899935] do_syscall_64+0x33/0x40 # [ 49.903957] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 49.915815] RIP: 0033:0x7f3c69f8af33 # [ 49.926022] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 49.953224] RSP: 002b:00007fff67fa1f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 49.961713] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f3c69f8af33 # [ 49.969685] RDX: 000000000000000b RSI: 00007f3c69e7b000 RDI: 0000000000000001 # [ 49.977651] RBP: 00007f3c69e7b000 R08: 00007f3c69e7a010 R09: 0000000000000000 # [ 49.985625] R10: 00007f3c6a0851c0 R11: 0000000000000246 R12: 0000000000000001 # [ 49.993602] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 50.001599] irq event stamp: 0 # [ 50.005031] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 50.018241] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 50.027378] softirqs la[ 55.555946] lkdtm: Performing direct entry ACCESS_NULL [ 55.566784] lkdtm: attempting bad read at 0000000000000000 st enabled at (0): [] copy_process+0x63c/0x1c[ 55.572962] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 55.586946] #PF: supervisor read access in kernel mode [ 55.592684] #PF: error_code(0x0000) - not-present page [ 55.598418] PGD 0 P4D 0 [ 55.601244] Oops: 0000 [#13] SMP PTI [ 55.605233] CPU: 2 PID: 1911 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 55.613880] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 55.620678] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 80 # [ 50.036516] softirqs last disabled at (0): [<0000000000[ 55.625928] Code: 17 9d fd ff be 00 10 00 00 48 89 ef e8 74 db 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 c8 0d cc aa e8 f1 9c fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f0 0d cc aa 48 01 [ 55.653117] RSP: 0018:ffff98a9026bfe58 EFLAGS: 00010246 [ 55.658956] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 [ 55.666923] RDX: 0000000000000000 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 [ 55.674906] RBP: ffffffffaacbfeb9 R08: 0000000000000000 R09: 0000000000000000 [ 55.682873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c [ 55.690841] R13: ffff98a9026bff10 R14: ffff98a9026bff10 R15: ffff8d61c334a000 [ 55.698807] FS: 00007fae76dea580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 55.707841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.714252] CR2: 0000000000000000 CR3: 0000000104050003 CR4: 00000000003706e0 [ 55.722218] Call Trace: [ 55.724961] direct_entry.cold+0x2c/0x38 [ 55.729338] full_proxy_write+0x56/0x80 [ 55.733619] vfs_write+0xea/0x390 [ 55.737314] ksys_write+0x68/0xe0 [ 55.741010] do_syscall_64+0x33/0x40 [ 55.744998] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.750636] RIP: 0033:0x7fae76d12f33 [ 55.754624] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 55.775592] RSP: 002b:00007fff49a6fa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 55.784045] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fae76d12f33 [ 55.792013] RDX: 000000000000000c RSI: 00007fae76c03000 RDI: 0000000000000001 [ 55.799979] RBP: 00007fae76c03000 R08: 00007fae76c02010 R09: 0000000000000000 [ 55.807959] R10: 00007fae76e0d1c0 R11: 0000000000000246 R12: 0000000000000001 [ 55.815926] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 55.823908] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 000000>] 0x0 # [ 50.043515] ---[ end trace c5a38501f74d9416 ][ 55.850336] CR2: 0000000000000000 [ 55.860242] ---[ end trace c5a38501f74d941f ]--- [ 55.865394] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 55.869768] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 55.890745] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 55.896577] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.904543] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 55.912509] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 55.920476] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 55.928443] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 55.936410] FS: 00007fae76dea580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 55.945446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.951859] CR2: 0000000000000000 CR3: 0000000104050003 CR4: 00000000003706e0 --- # [ 50.048671] lkdtm: ok: SMEP did not get cleared # [ 50.053729] lkdtm: trying to clear SMEP with call gadget # [ 50.059660] lkdtm: ok: SMEP removal was reverted # UNSET_SMEP: saw 'pinned CR4 bits changed:': ok ok 14 selftests: lkdtm: UNSET_SMEP.sh # selftests: lkdtm: DOUBLE_FAULT.sh # [ 50.119734] lkdtm: Performing direct entry DOUBLE_FAULT # [ 50.126631] lkdtm: XFAIL: this test is ia32-only # DOUBLE_FAULT: saw 'XFAIL': [SKIP] ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP # selftests: lkdtm: CORRUPT_PAC.sh # [ 50.224802] lkdtm: Performing direct entry CORRUPT_PAC # [ 50.230847] 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 # [ 50.324947] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE # [ 50.336528] 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:[ 56.088054] lkdtm: Performing direct entry WRITE_RO [ 56.095850] lkdtm: attempting bad rodata write at ffffffffaa8d9ef0 [ 56.102757] BUG: unable to handle page fault for address: ffffffffaa8d9ef0 WRITE_AFTER_FREE.sh # SKIP # selftests: lkdtm: READ_AFTER_FREE[ 56.110458] #PF: supervisor write access in kernel mode [ 56.122502] #PF: error_code(0x0003) - permissions violation [ 56.128723] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 80000001284000e1 [ 56.136497] Oops: 0003 [#14] SMP PTI [ 56.140485] CPU: 2 PID: 1946 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 56.149121] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 56.155927] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a [ 56.160905] Code: 00 48 c7 c7 a8 0c cc aa 48 c7 c6 f0 9e 8d aa e8 93 9f fd ff 48 8b 05 16 31 5e 00 ba 34 12 cd ab 48 c7 c7 d8 0c cc aa 48 31 d0 <48> 89 05 00 31 5e 00 e9 71 9f fd ff 0f 1f 44 00 00 48 8b 05 27 55 [ 56.181902] RSP: 0018:ffff98a902767e60 EFLAGS: 00010202 [ 56.187734] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 [ 56.195702] RDX: 00000000abcd1234 RSI: ffff8d623ad1bf70 RDI: ffffffffaacc0cd8 [ 56.203668] RBP: ffffffffaacbfec5 R08: 0000000000000000 R09: 0000000000000000 [ 56.211632] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 [ 56.219599] R13: ffff98a902767f10 R14: ffff98a902767f10 R15: ffff8d61c4078000 [ 56.227565] FS: 00007fd607c05580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 56.236600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.243014] CR2: ffffffffaa8d9ef0 CR3: 000000010310e006 CR4: 00000000003706e0 [ 56.250982] Call Trace: [ 56.253707] direct_entry.cold+0x2c/0x38 [ 56.258075] full_proxy_write+0x56/0x80 [ 56.262356] vfs_write+0xea/0x390 [ 56.266051] ksys_write+0x68/0xe0 [ 56.269748] do_syscall_64+0x33/0x40 [ 56.273735] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 56.279372] RIP: 0033:0x7fd607b2df33 [ 56.283360] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.304338] RSP: 002b:00007ffd813657c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.312790] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd607b2df33 [ 56.320756] RDX: 0000000000000009 RSI: 00007fd607a1e000 RDI: 0000000000000001 [ 56.328723] RBP: 00007fd607a1e000 R08: 00007fd607a1d010 R09: 0000000000000000 [ 56.336691] R10: 00007fd607c281c0 R11: 0000000000000246 R12: 0000000000000001 [ 56.344658] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 56.352627] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 56.379081] CR2: ffffffffaa8d9ef0 [ 56.382778] ---[ end trace c5a38501f74d9420 ]--- [ 56.387923] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 56.392300] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 56.413280] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 56.419113] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 56.427082] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 56.435048] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 56.443018] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 56.450986] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 56.458963] FS: 00007fd607c05580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 56.468000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.474415] CR2: ffffffffaa8d9ef0 CR3: 000000010310e006 CR4: 00000000003706e0 [ 56.482382] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 56.492290] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1946, name: cat [ 56.500744] INFO: lockdep is turned off. [ 56.505120] irq event stamp: 0 [ 56.508525] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 56.515524] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 56.524649] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 56.533774] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.540772] CPU: 2 PID: 1946 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 56.549418] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 56.556222] Call Trace: [ 56.558957] dump_stack+0x77/0x97 [ 56.562653] ___might_sleep.cold+0xa6/0xb6 [ 56.567224] exit_signals+0x1c/0x2d0 [ 56.571212] do_exit+0xd5/0xb00 [ 56.574714] ? ksys_write+0x68/0xe0 [ 56.578605] rewind_stack_do_exit+0x17/0x20 [ 56.583265] RIP: 0033:0x7fd607b2df33 [ 56.587244] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.608222] RSP: 002b:00007ffd813657c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.616676] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd607b2df33 [ 56.624641] RDX: 0000000000000009 RSI: 00007fd607a1e000 RDI: 0000000000000001 [ 56.632609] RBP: 00007fd607a1e000 R08: 00007fd607a1d010 R09: 0000000000000000 [ 56.640578] R10: 00007fd607c281c0 R11: 0000000000000246 R12: 0000000000000001 [ 56.648546] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 .sh # [ 50.452684] lkdtm: Performing direct entry READ_AFTER_FREE # [ 50.462204] lkdtm: Value in memory before free: 12345678 # [ 50.474347] lkdtm: Attempting bad read from freed memory # [ 50.486504] 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 # [ 50.583746] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE # [ 50.591075] lkdtm: Value in memory before free: 12345678 # [ 50.603193] lkdtm: Attempting to read from freed memory # [ [ 56.729416] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT 50.615258] lkdtm: Buddy page was not poisoned # READ_BUDDY_AFTE[ 56.737663] lkdtm: attempting bad ro_after_init write at ffffffffaad3c328 R_FREE: missing 'call trace:': [FAIL] not ok 22 selftests: lkdt[ 56.751465] BUG: unable to handle page fault for address: ffffffffaad3c328 [ 56.765351] #PF: supervisor write access in kernel mode [ 56.771182] #PF: error_code(0x0003) - permissions violation m:[ READ_BUDDY_AFTER_FREE.sh # exit=1 # selftests: lkdtm: SLAB_F 56.777406] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 104c6f063 PTE 800000012893c061 [ 56.792662] Oops: 0003 [#15] SMP PTI [ 56.796640] CPU: 1 PID: 1981 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 56.805279] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 56.812085] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a REE_DOUBLE.sh # [ 50.691073] lkdtm: Performing direct entry S[ 56.818113] Code: 0d cc aa e9 45 9f fd ff 48 c7 c7 30 0d cc aa e8 39 9f fd ff 48 8b 05 f4 54 a4 00 ba 34 12 cd ab 48 c7 c7 d8 0c cc aa 48 31 d0 <48> 89 05 de 54 a4 00 e9 17 9f fd ff 0f 1f 44 00 00 41 54 48 c7 c7 [ 56.845303] RSP: 0018:ffff98a90280fe60 EFLAGS: 00010202 [ 56.851136] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 [ 56.859104] RDX: 00000000abcd1234 RSI: ffff8d623ac9bf70 RDI: ffffffffaacc0cd8 [ 56.867071] RBP: ffffffffaacbfece R08: 0000000000000000 R09: 0000000000000000 [ 56.875038] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 [ 56.883007] R13: ffff98a90280ff10 R14: ffff98a90280ff10 R15: ffff8d61c5c98000 [ 56.890974] FS: 00007f3a841bd580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 [ 56.900010] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.906424] CR2: ffffffffaad3c328 CR3: 000000010312c004 CR4: 00000000003706e0 [ 56.914393] Call Trace: [ 56.917118] direct_entry.cold+0x2c/0x38 [ 56.921488] full_proxy_write+0x56/0x80 LAB_FREE_DOUBLE # [ 50.701014] lkdtm: Attempting double slab [ 56.925769] vfs_write+0xea/0x390 [ 56.935677] ksys_write+0x68/0xe0 [ 56.939376] do_syscall_64+0x33/0x40 [ 56.943366] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 56.949005] RIP: 0033:0x7f3a840e5f33 [ 56.952991] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 56.973972] RSP: 002b:00007ffdfa1c4388 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 56.982426] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3a840e5f33 [ 56.990394] RDX: 0000000000000014 RSI: 00007f3a83fd6000 RDI: 0000000000000001 [ 56.998364] RBP: 00007f3a83fd6000 R08: 00007f3a83fd5010 R09: 0000000000000000 [ 57.006332] R10: 00007f3a841e01c0 R11: 0000000000000246 R12: 0000000000000001 [ 57.014302] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 free ... # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL] not[ 57.022272] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 57.054909] CR2: ffffffffaad3c328 [ 57.058606] ---[ end trace c5a38501f74d9421 ]--- [ 57.063760] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 57.068135] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 57.089117] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 57.094957] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.102925] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 57.110904] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 57.118872] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.126841] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 57.134810] FS: 00007f3a841bd580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 [ 57.143847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.150263] CR2: ffffffffaad3c328 CR3: 000000010312c004 CR4: 00000000003706e0 ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1 # selftests: lkdtm: SLAB_FREE_CROSS.sh # [ 50.762985] lkdtm: Performing direct entry SLAB_FREE_CROSS # [ 50.774703] 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 # [ 50.836606] lkdtm: Performing direct entry SLAB_FREE_PAGE # [ 50.848839] 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 HARD[ 57.229706] lkdtm: Performing direct entry WRITE_KERN LOCKUP: Hangs the system ok 27 selftests: lkdtm: HARDLOCKUP.sh [ 57.238475] lkdtm: attempting bad 6573652 byte write at ffffffffaa2f6d54 # SKIP # selftests: lkdtm: SPINLOCKUP.sh # Skipping SPINLOCKUP[ 57.252198] BUG: unable to handle page fault for address: ffffffffaa2f6d54 [ 57.266050] #PF: supervisor write access in kernel mode [ 57.271872] #PF: error_code(0x0003) - permissions violation [ 57.278091] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 127e000e1 [ 57.285193] Oops: 0003 [#16] SMP PTI [ 57.289172] CPU: 0 PID: 2016 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 57.297812] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 57.304617] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e [ 57.309773] Code: 53 48 c7 c3 54 6d 2f aa 49 89 dc 48 89 da 49 81 ec 00 1f cb a9 4c 89 e6 e8 ec 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1f cb a9 a4 48 c7 c7 d8 0c cc aa e8 d1 9e fd ff 5b 41 5c e9 b7 fe ff ff [ 57.330750] RSP: 0018:ffff98a902877e50 EFLAGS: 00010246 [ 57.336571] RAX: 000000000000003c RBX: ffffffffaa2f6d54 RCX: 0000000000644e54 [ 57.344539] RDX: 0000000000000000 RSI: ffffffffa9cb1f00 RDI: ffffffffaa2f6d54 [ 57.352506] RBP: ffffffffaacbfee2 R08: 0000000000000000 R09: 0000000000000000 [ 57.360473] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000644e54 [ 57.368440] R13: ffff98a902877f10 R14: ffff98a902877f10 R15: ffff8d61c274f000 [ 57.376408] FS: 00007fe0310fa580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 57.385442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.391855] CR2: ffffffffaa2f6d54 CR3: 00000001031a4004 CR4: 00000000003706f0 [ 57.399823] Call Trace: [ 57.402550] direct_entry.cold+0x2c/0x38 [ 57.406933] full_proxy_write+0x56/0x80 [ 57.411218] vfs_write+0xea/0x390 [ 57.414914] ksys_write+0x68/0xe0 [ 57.418612] do_syscall_64+0x33/0x40 [ 57.422600] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 57.428230] RIP: 0033:0x7fe031022f33 [ 57.432217] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 57.453182] RSP: 002b:00007ffecb7b1518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.461634] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe031022f33 [ 57.469600] RDX: 000000000000000b RSI: 00007fe030f13000 RDI: 0000000000000001 [ 57.477566] RBP: 00007fe030f13000 R08: 00007fe030f12010 R09: 0000000000000000 [ 57.485533] R10: 00007fe03111d1c0 R11: 0000000000000246 R12: 0000000000000001 [ 57.493498] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 57.501467] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 57.527898] CR2: ffffffffaa2f6d54 [ 57.531590] ---[ end trace c5a38501f74d9422 ]--- [ 57.536742] RIP: 0010:lkdtm_BUG+0x5/0x10 [ 57.541109] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 [ 57.562085] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 57.567908] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 [ 57.575874] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 [ 57.583842] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 [ 57.591807] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 57.599774] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 [ 57.607740] FS: 00007fe0310fa580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 57.616775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.623188] CR2: ffffffffaa2f6d54 CR3: 00000001031a4004 CR4: 00000000003706f0 [ 57.631155] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 [ 57.641065] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2016, name: cat [ 57.649516] INFO: lockdep is turned off. [ 57.653890] irq event stamp: 0 [ 57.657294] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 57.664292] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 57.673432] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 57.682562] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 57.689558] CPU: 0 PID: 2016 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 57.698204] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 57.705006] Call Trace: [ 57.707733] dump_stack+0x77/0x97 [ 57.711435] ___might_sleep.cold+0xa6/0xb6 [ 57.716006] exit_signals+0x1c/0x2d0 [ 57.719995] do_exit+0xd5/0xb00 [ 57.723498] ? ksys_write+0x68/0xe0 [ 57.727388] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 [ 57.732831] rewind_stack_do_exit+0x17/0x20 [ 57.737489] RIP: 0033:0x7fe031022f33 [ 57.741476] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 57.762452] RSP: 002b:00007ffecb7b1518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 57.770904] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe031022f33 [ 57.778870] RDX: 000000000000000b RSI: 00007fe030f13000 RDI: 0000000000000001 [ 57.786836] RBP: 00007fe030f13000 R08: 00007fe030f12010 R09: 0000000000000000 [ 57.794802] R10: 00007fe03111d1c0 R11: 0000000000000246 R12: 0000000000000001 [ 57.802769] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 : 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 # Killed # [ 51.010781] lkdtm: Performing direct entry EXEC_DATA # [ 51.021575] lkdtm: attempting ok execution at ffffffffa9cb1f00 # [ 51.034327] lkdtm: attempting bad execution at ffffffffac3b3560 # [ 51.047134] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 51.061699] BUG: unable to handle page fault for address: ffffffffac3b3560 # [ 51.069369] #PF: supervisor instruction fetch in kernel mode # [ 51.075688] #PF: error_code(0x0011) - permissions violation # [ 51.081910] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 8000000129e000e3 # [ 51.089687] Oops: 0011 [#5] SMP PTI # [ 51.099790] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 51.108439] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 51.115245] RIP: 0010:data_area+0x0/0x40 # [ 51.119622] Code: ff ff 00 5e 20 c4 61 8d ff ff 00 5d 20 c4 61 8d ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <0f>[ 57.927600] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55[ 57.935636] lkdtm: attempting good refcount_inc() without overflow # [ 51.146812] RSP: 0018:ffff98a90224fe48 EFLAGS: 00010246 #[ 57.948749] lkdtm: attempting bad refcount_inc() overflow [ 51.152644] RAX: 0000000000000033 RBX: 0000000000000001 RCX:[ 57.960990] ------------[ cut here ]------------ 0000000000000000 # [ 51.160611] RDX: 0000000000000000 RSI: f[ 57.972381] refcount_t: saturated; leaking memory. fff8d623ac9bf70 RDI: ffff8d623ac9bf70 # [ 51.168578] RBP: fff[ 57.983940] WARNING: CPU: 0 PID: 2051 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 fffffac3b3560 R08: 0000000000000000 R09: 0000000000000000 # [ [ 57.999489] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 51.176545] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[ 58.032145] CPU: 0 PID: 2051 Comm: cat Tainted: G D W 5.10.129-cip12 #1 000000000000a # [ 51.184511] R13: ffff98a90224ff10 R14: ffff9[ 58.046994] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 8a90224ff10 R15: ffff8d61c32ad000 # [ 51.192479] FS: 00007f5[ 58.060053] RIP: 0010:refcount_warn_saturate+0x49/0xf0 afd8f6580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000[ 58.071992] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 # [ 51.201516] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005[ 58.099225] RSP: 0018:ffff98a9028efe48 EFLAGS: 00010286 0033 # [ 51.207932] CR2: ffffffffac3b3560 CR3: 0000000104cac0[ 58.111259] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 01 CR4: 00000000003706e0 # [ 51.215904] Call Trace: # [ 51[ 58.125473] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 .218630] ? execute_location+0x48/0x56 # [ 51.223106] ? dire[ 58.139702] RBP: ffffffffaacbfeed R08: 0000000000000000 R09: 0000000000000000 ct_entry.cold+0x2c/0x38 # [ 51.233908] ? full_proxy_write+0x[ 58.153846] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 56/0x80 # [ 51.238386] ? vfs_write+0xea/0x390 # [ 51.2484[ 58.168066] R13: ffff98a9028eff10 R14: ffff98a9028eff10 R15: ffff8d61c4d66000 87] ? ksys_write+0x68/0xe0 # [ 51.252378] ? do_syscall_64+0[ 58.182232] FS: 00007f3da35cf580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 x33/0x40 # [ 51.256560] ? entry_SYSCALL_64_after_hwframe+0x4[ 58.197532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 4/0xa9 # [ 51.262387] Modules linked in: fuse ip_tables cros_[ 58.210129] CR2: 00007f3da33e8000 CR3: 000000010469e002 CR4: 00000000003706f0 ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kf[ 58.224317] Call Trace: ifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_char[ 58.233284] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94 dev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_[ 58.244845] direct_entry.cold+0x2c/0x38 ec_dev cros_usbpd_notify # [ 51.295020] CR2: ffffffffac3b3560[ 58.255445] full_proxy_write+0x56/0x80 # [ 51.298717] ---[ end trace c5a38501f74d9417 ]--- # [ 5[ 58.265960] vfs_write+0xea/0x390 1.303871] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 51.308247] Code: 5[ 58.275867] ksys_write+0x68/0xe0 b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7[ 58.285809] do_syscall_64+0x33/0x40 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f[ 58.296026] entry_SYSCALL_64_after_hwframe+0x44/0xa9 > 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02[ 58.307850] RIP: 0033:0x7f3da34f7f33 # [ 51.329223] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 [ 58.318099] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 51.335055] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX[ 58.345279] RSP: 002b:00007ffc83f4ebd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 : 0000000000000000 # [ 51.343022] RDX: 0000000000000000 RSI: [ 58.359992] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f3da34f7f33 ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 51.350988] RBP: ff[ 58.374153] RDX: 0000000000000016 RSI: 00007f3da33e8000 RDI: 0000000000000001 ffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ [ 58.388337] RBP: 00007f3da33e8000 R08: 00007f3da33e7010 R09: 0000000000000000 51.358956] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 00[ 58.402510] R10: 00007f3da35f21c0 R11: 0000000000000246 R12: 0000000000000001 00000000000004 # [ 51.366922] R13: ffff98a901417f10 R14: ffff[ 58.416695] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 98a901417f10 R15: ffff8d61c4b78000 # [ 51.374909] FS: 00007f[ 58.430906] irq event stamp: 0 5afd8f6580(0000) GS:ffff8d623ac80000(0000) knlGS:000000000000000[ 58.440503] hardirqs last enabled at (0): [<0000000000000000>] 0x0 0 # [ 51.383954] CS: 0010 DS: 0000 ES: 0000 CR0: 00000000800[ 58.453728] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 50033 # [ 51.390367] CR2: ffffffffac3b3560 CR3: 0000000104cac[ 58.469068] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 001 CR4: 00000000003706e0 # [ 51.398334] BUG: sleeping functi[ 58.484422] softirqs last disabled at (0): [<0000000000000000>] 0x0 on called from invalid context at include/linux/percpu-rwsem.h:4[ 58.497624] ---[ end trace c5a38501f74d9423 ]--- 9 # [ 51.408243] in_atomic(): 0, irqs_disabled(): 1, non_bloc[ 58.509021] lkdtm: Overflow detected: saturated k: 0, pid: 1625, name: cat # [ 51.416696] INFO: lockdep is turned off. # [ 51.421070] irq event stamp: 0 # [ 51.424474] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 51.431474] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 51.440606] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 51.449737] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 51.456733] CPU: 1 PID: 1625 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 51.465380] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 51.472180] Call Trace: # [ 51.474909] dump_stack+0x77/0x97 # [ 51.478607] ___might_sleep.cold+0xa6/0xb6 # [ 51.489387] exit_signals+0x1c/0x2d0 # [ 51.493373] do_exit+0xd5/0xb00 # [ 51.496874] ? ksys_write+0x68/0xe0 # [ 51.500765] rewind_stack_do_exit+0x17/0x20 # [ 51.505431] RIP: 0033:0x7f5afd81ef33 # [ 51.509409] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff [ 58.613437] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW [ 58.626420] lkdtm: attempting good refcount_add() without overflow [ 58.633331] lkdtm: attempting bad refcount_add() overflow [ 58.639361] ------------[ cut here ]------------ [ 58.644514] refcount_t: saturated; leaking memory. [ 58.649884] WARNING: CPU: 3 PID: 2083 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 0[ 58.659222] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 58.691851] CPU: 3 PID: 2083 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 58.700499] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 58.707305] RIP: 0010:refcount_warn_saturate+0x49/0xf0 [ 58.713042] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 [ 58.734023] RSP: 0018:ffff98a9029bfe48 EFLAGS: 00010286 [ 58.739906] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 0 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 [ 58.747879] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 58.762059] RBP: ffffffffaacbff03 R08: 0000000000000000 R09: 0000000000000000 [ 58.770028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 58.777997] R13: ffff98a9029bff10 R14: ffff98a9029bff10 R15: ffff8d61c5d6f000 [ 58.785968] FS: 00007fe5681d5580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 58.795005] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.801420] CR2: 00007fe567fee000 CR3: 000000010287c005 CR4: 00000000003706e0 48 89 54 24 18 # [ 51.530385] RSP: 002b:00007ffc1d95b5f8 EFLA[ 58.809385] Call Trace: GS: 00000246 ORIG_RAX: 0000000000000001 # [ 51.538838] RAX: f[ 58.818331] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3 [ 58.829894] direct_entry.cold+0x2c/0x38 fffffffffffffda RBX: 000000000000000a RCX: 00007f5afd81ef33 # [[ 58.834281] full_proxy_write+0x56/0x80 [ 58.844781] vfs_write+0xea/0x390 [ 58.848509] ksys_write+0x68/0xe0 [ 58.852209] do_syscall_64+0x33/0x40 [ 58.856199] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 58.861839] RIP: 0033:0x7fe5680fdf33 [ 58.865829] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 58.886812] RSP: 002b:00007ffcc5eb6678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 58.895301] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe5680fdf33 [ 58.903292] RDX: 0000000000000016 RSI: 00007fe567fee000 RDI: 0000000000000001 [ 58.911252] RBP: 00007fe567fee000 R08: 00007fe567fed010 R09: 0000000000000000 [ 58.919221] R10: 00007fe5681f81c0 R11: 0000000000000246 R12: 0000000000000001 [ 58.927182] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 58.935154] irq event stamp: 0 [ 58.938561] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 58.945561] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 58.954697] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 58.963831] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 58.970831] ---[ end trace c5a38501f74d9424 ]--- [ 58.975985] lkdtm: Overflow detected: saturated 51.546806] RDX: 000000000000000a RSI: 00007f5afd70f000 RDI: 0000000000000001 # [ 51.554775] RBP: 00007f5afd70f000 R08: 00007f5afd70e010 R09: 0000000000000000 # [ 51.562731] R10: 00007f5afd9191c0 R11: 0000000000000246 R12: 0000000000000001 # [ 51.570697] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_DATA: saw 'call trace:': ok ok 30 selftests: lkdtm: EXEC_DATA.sh # selftests: lkdtm: EXEC_STACK.sh # Killed # [ 51.652371] lkdtm: Performing direct entry EXEC_STACK # [ 51.658901] lkdtm: attempting ok execution at ffffffffa9cb1f00 # [ 51.665430] lkdtm: attempting bad execution at ffff98a9022f7e18 # [ 51.672057] kernel tried to execute NX-protected[ 59.048892] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW [ 59.057030] lkdtm: attempting bad refcount_inc_not_zero() overflow [ 59.063937] ------------[ cut here ]------------ [ 59.069105] refcount_t: saturated; leaking memory. [ 59.074493] WARNING: CPU: 2 PID: 2115 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 page - exploit attempt? (uid: 0) # [ 51.680421] BUG: unable [ 59.083829] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 59.116455] CPU: 2 PID: 2115 Comm: cat Tainted: G D W 5.10.129-cip12 #1 to handle page fault for address: ffff98a9022f7e18 # [ 51.688[ 59.125106] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 098] #PF: supervisor instruction fetch in kernel mode # [ 51.[ 59.138129] RIP: 0010:refcount_warn_saturate+0x87/0xf0 [ 59.150079] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 [ 59.171060] RSP: 0018:ffff98a902a27e38 EFLAGS: 00010282 [ 59.176911] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 694416] #PF: error_code(0x0011) - permissions violation # [ 5[ 59.184888] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 [ 59.199063] RBP: ffffffffaacbfb40 R08: 0000000000000000 R09: 0000000000000000 [ 59.207058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 59.215028] R13: ffff98a902a27f10 R14: ffff98a902a27f10 R15: ffff8d61c13f5000 [ 59.222997] FS: 00007fa731ece580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 59.232034] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.238449] CR2: 00007fa731ce7000 CR3: 0000000105742004 CR4: 00000000003706e0 [ 59.246409] Call Trace: [ 59.249139] __refcount_add_not_zero.constprop.0+0x2a/0x31 [ 59.255289] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72 [ 59.261535] direct_entry.cold+0x2c/0x38 [ 59.265915] full_proxy_write+0x56/0x80 [ 59.270196] vfs_write+0xea/0x390 1.700635] PGD 100000067 P4D 100000067 PUD 10020b067 PMD 10309306[ 59.273908] ksys_write+0x68/0xe0 [ 59.283821] do_syscall_64+0x33/0x40 [ 59.287812] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.293453] RIP: 0033:0x7fa731df6f33 [ 59.297443] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.318432] RSP: 002b:00007ffef4b21968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 7 PTE 8000000101272063 # [ 51.709672] Oops: 0011 [#6] SMP PTI[ 59.326890] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa731df6f33 [ 59.341071] RDX: 000000000000001f RSI: 00007fa731ce7000 RDI: 0000000000000001 [ 59.349039] RBP: 00007fa731ce7000 R08: 00007fa731ce6010 R09: 0000000000000000 [ 59.356998] R10: 00007fa731ef11c0 R11: 0000000000000246 R12: 0000000000000001 [ 59.364958] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 59.372943] irq event stamp: 0 [ 59.376381] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 59.383381] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 59.392516] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 59.401652] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 59.408652] ---[ end trace c5a38501f74d9425 ]--- # [ 51.713562] CPU: 3 PID: 1661 Comm: cat Tainted: G D [ 59.413808] lkdtm: Overflow detected: saturated W 5.10.129-cip12 #1 # [ 51.722207] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 51.729010] RIP: 0010:0xffff98a9022f7e18 # [ 51.733376] Code: 00 00 18 7e 2f 02 a9 98 ff ff ad 6d 2f aa ff ff ff ff 20 00 00 00 00 00 00 00 5e fe cb aa ff ff ff ff d9 6e 2f aa ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 # [ 51.754352] RSP: 0018:ffff98a9022f7df8 EFLAGS: 00010246 # [ 51.760183] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 51.768150] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 51.776116] RBP: ffff98a9022f7e18 R08: 0000000000000000 R09: 0000000000000000 # [ 51.784082] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000b # [ [ 59.498710] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW [ 59.507248] lkdtm: attempting bad refcount_add_not_zero() overflow [ 59.514159] ------------[ cut here ]------------ [ 59.519317] refcount_t: saturated; leaking memory. [ 59.524695] WARNING: CPU: 2 PID: 2147 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 51.792050] R13: ffff98a9022f7f10 R14: ffff98a9022f7f10 R15: ff[ 59.534033] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 59.566659] CPU: 2 PID: 2147 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 59.575308] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 59.582114] RIP: 0010:refcount_warn_saturate+0x87/0xf0 [ 59.587851] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 [ 59.608832] RSP: 0018:ffff98a902a77e38 EFLAGS: 00010282 [ 59.614666] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 [ 59.622636] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 [ 59.630606] RBP: ffffffffaacbfb60 R08: 0000000000000000 R09: 0000000000000000 [ 59.638575] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f [ 59.646545] R13: ffff98a902a77f10 R14: ffff98a902a77f10 R15: ffff8d61c4c70000 [ 59.654515] FS: 00007fa85acea580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 59.663552] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.669968] CR2: 00007fa85ab03000 CR3: 000000010333e003 CR4: 00000000003706e0 [ 59.677953] Call Trace: [ 59.680685] __refcount_add_not_zero.constprop.0+0x2a/0x31 [ 59.686836] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72 ff8d61c0057000 # [ 51.800016] FS: 00007fd358735580(0000) GS:[ 59.693064] direct_entry.cold+0x2c/0x38 ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 51.809052] [ 59.703656] full_proxy_write+0x56/0x80 [ 59.714151] vfs_write+0xea/0x390 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 51.8154[ 59.717877] ksys_write+0x68/0xe0 [ 59.727788] do_syscall_64+0x33/0x40 [ 59.731810] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 59.737474] RIP: 0033:0x7fa85ac12f33 [ 59.741466] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 59.762469] RSP: 002b:00007fffe021f088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 67] CR2: ffff98a9022f7e18 CR3: 0000000104078003 CR4: 00000000003[ 59.770940] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa85ac12f33 [ 59.785114] RDX: 000000000000001f RSI: 00007fa85ab03000 RDI: 0000000000000001 [ 59.793083] RBP: 00007fa85ab03000 R08: 00007fa85ab02010 R09: 0000000000000000 [ 59.801053] R10: 00007fa85ad0d1c0 R11: 0000000000000246 R12: 0000000000000001 [ 59.809022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 59.816997] irq event stamp: 0 [ 59.820434] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 59.827435] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 59.836595] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 59.845732] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 59.852729] ---[ end trace c5a38501f74d9426 ]--- [ 59.857906] lkdtm: Overflow detected: saturated 706e0 # [ 51.823433] Call Trace: # [ 51.826160] ? execute_location+0x48/0x56 # [ 51.830633] ? lkdtm_EXEC_STACK+0x26/0x40 # [ 51.835104] ? direct_entry.cold+0x2c/0x38 # [ 51.839676] ? full_proxy_write+0x56/0x80 # [ 51.844148] ? vfs_write+0xea/0x390 # [ 51.848038] ? ksys_write+0x68/0xe0 # [ 51.851928] ? do_syscall_64+0x33/0x40 # [ 51.856102] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 51.861925] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 51.888346] CR2: ffff98a9022f7e18 # [ 51.892041] ---[ end trace c[ 59.932795] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO [ 59.943874] lkdtm: attempting good refcount_dec() [ 59.949124] lkdtm: attempting bad refcount_dec() to zero [ 59.955058] ------------[ cut here ]------------ [ 59.960210] refcount_t: decrement hit 0; leaking memory. [ 59.966160] WARNING: CPU: 2 PID: 2179 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0 5a38501f74d9418 ]--- # [ 51.897195] RIP: 0010:lkdtm_BUG+0x5/0[ 59.975496] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 60.008130] CPU: 2 PID: 2179 Comm: cat Tainted: G D W 5.10.129-cip12 #1 x10 # [ 51.901570] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 [ 60.016807] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 60.029823] RIP: 0010:refcount_warn_saturate+0xdf/0xf0 [ 60.035560] Code: ff 48 c7 c7 10 ba c5 aa c6 05 b4 1c 76 01 01 e8 5d fb 92 00 0f 0b c3 48 c7 c7 e0 b9 c5 aa c6 05 9f 1c 76 01 01 e8 47 fb 92 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00 [ 60.056562] RSP: 0018:ffff98a902aefe48 EFLAGS: 00010286 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc c[ 60.062407] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 [ 60.076586] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 [ 60.084557] RBP: ffffffffaacbff19 R08: 0000000000000000 R09: 0000000000000000 [ 60.092526] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 60.100495] R13: ffff98a902aeff10 R14: ffff98a902aeff10 R15: ffff8d61c13d9000 [ 60.108465] FS: 00007f3642f6c580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 60.117502] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.123918] CR2: 00007f3642d85000 CR3: 00000001026ba005 CR4: 00000000003706e0 [ 60.131906] Call Trace: c cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f [ 60.134638] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9 1f 44 00 00 83 05 e0 19 70 02 # [ 51.922544] RSP: 0018:ffff98[ 60.145812] direct_entry.cold+0x2c/0x38 a901417e60 EFLAGS: 00010286 # [ 51.928375] RAX: ffffffffa9cb1[ 60.156408] full_proxy_write+0x56/0x80 b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 51.936341[ 60.166906] vfs_write+0xea/0x390 ] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9[ 60.176822] ksys_write+0x68/0xe0 a70 # [ 51.944306] RBP: ffffffffaad1b088 R08: 000000000000000[ 60.186737] do_syscall_64+0x33/0x40 1 R09: 0000000000000001 # [ 51.952274] R10: 00000000ffffe000 [ 60.196945] entry_SYSCALL_64_after_hwframe+0x44/0xa9 R11: 3fffffffffffffff R12: 0000000000000004 # [ 51.960242] R1[ 60.208801] RIP: 0033:0x7f3642e94f33 3: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000[ 60.219007] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 51.968209] FS: 00007fd358735580(0000) GS:ffff8d623ad8000[ 60.246209] RSP: 002b:00007ffccb6c30c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 0(0000) knlGS:0000000000000000 # [ 51.977245] CS: 0010 DS: 0[ 60.260883] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3642e94f33 000 ES: 0000 CR0: 0000000080050033 # [ 51.983659] CR2: ffff98[ 60.275071] RDX: 0000000000000012 RSI: 00007f3642d85000 RDI: 0000000000000001 a9022f7e18 CR3: 0000000104078003 CR4: 00000000003706e0 # EXEC_S[ 60.289262] RBP: 00007f3642d85000 R08: 00007f3642d84010 R09: 0000000000000000 TACK: saw 'call trace:': ok ok 31 selftests: lkdtm: EXEC_STACK.[ 60.303452] R10: 00007f3642f8f1c0 R11: 0000000000000246 R12: 0000000000000001 sh # selftests: lkdtm: EXEC_KMALLOC.sh # Killed # [ 52.1182[ 60.317640] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 74] lkdtm: Performing direct entry EXEC_KMALLOC # [ 52.127993[ 60.331831] irq event stamp: 0 ] lkdtm: attempting ok execution at ffffffffa9cb1f00 # [ 52.1[ 60.341449] hardirqs last enabled at (0): [<0000000000000000>] 0x0 40726] lkdtm: attempting bad execution at ffff8d61c31e80c0 # [ [ 60.354668] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 52.153556] kernel tried to execute NX-protected page - exploit[ 60.370020] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 attempt? (uid: 0) # [ 52.168121] BUG: unable to handle page [ 60.385372] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 60.398590] ---[ end trace c5a38501f74d9427 ]--- fault for address: ffff8d61c31e80c0 # [ 52.175801] #PF: super[ 60.403746] lkdtm: Zero detected: saturated visor instruction fetch in kernel mode # [ 52.182118] #PF: error_code(0x0011) - permissions violation # [ 52.188348] PGD 12a001067 P4D 12a001067 PUD 10004e063 PMD 105422063 PTE 80000001031e8163 # [ 52.203601] Oops: 0011 [#7] SMP PTI # [ 52.207492] CPU: 1 PID: 1697 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 52.216131] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 52.222934] RIP: 0010:0xffff8d61c31e80c0 # [ 52.227329] Code: 00 00 02 00 00 00 00 00 00 00 c0 83 1e c3 61 8d ff ff 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 bb b6 4f a9 ff ff ff ff <0f> 1f 44 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 # [ 52.248306] RSP: 0018:ffff98a90238fe38 EFLAGS: 00010246 # [ 52.254138] RAX: 0000000000000[ 60.485260] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE 033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 52.262105[ 60.495925] lkdtm: attempting bad refcount_dec() below zero ] RDX: 0000000000000000 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9b[ 60.508365] ------------[ cut here ]------------ f70 # [ 52.270071] RBP: ffff8d61c31e80c0 R08: 000000000000000[ 60.519732] refcount_t: decrement hit 0; leaking memory. 0 R09: 0000000000000000 # [ 52.278037] R10: 00000000ffffe000 [ 60.531894] WARNING: CPU: 1 PID: 2214 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0 R11: 3fffffffffffffff R12: 000000000000000d # [ 52.286002] R1[ 60.547421] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 3: ffff98a90238ff10 R14: ffff98a90238ff10 R15: ffff8d61c4dc3000[ 60.580058] CPU: 1 PID: 2214 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 52.293968] FS: 00007f0410cb1580(0000) GS:ffff8d623ac8000[ 60.594929] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 0(0000) knlGS:0000000000000000 # [ 52.303002] CS: 0010 DS: 0[ 60.607965] RIP: 0010:refcount_warn_saturate+0xdf/0xf0 000 ES: 0000 CR0: 0000000080050033 # [ 52.309415] CR2: ffff8d[ 60.619921] Code: ff 48 c7 c7 10 ba c5 aa c6 05 b4 1c 76 01 01 e8 5d fb 92 00 0f 0b c3 48 c7 c7 e0 b9 c5 aa c6 05 9f 1c 76 01 01 e8 47 fb 92 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00 61c31e80c0 CR3: 0000000104d08003 CR4: 00000000003706e0 # [ 52[ 60.647143] RSP: 0018:ffff98a902b9fe48 EFLAGS: 00010286 .317381] Call Trace: # [ 52.320110] ? execute_location+0x48/[ 60.659174] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 [ 60.673356] RDX: ffff8d623acac660 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 0x56 # [ 52.324585] ? lkdtm_EXEC_KMALLOC+0x2c/0x40 # [ 52[ 60.681328] RBP: ffffffffaacbff2b R08: 0000000000000000 R09: 0000000000000000 [ 60.695507] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 [ 60.703478] R13: ffff98a902b9ff10 R14: ffff98a902b9ff10 R15: ffff8d61c34ca000 [ 60.711448] FS: 00007f8d39d25580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 .335461] ? direct_entry.cold+0x2c/0x38 # [ 52.340034] ? ful[ 60.720487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.733112] CR2: 00007f8d39b3e000 CR3: 0000000105742006 CR4: 00000000003706e0 [ 60.741084] Call Trace: l_proxy_write+0x56/0x80 # [ 52.344507] ? vfs_write+0xea/0x39[ 60.743816] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d 0 # [ 52.348398] ? ksys_write+0x68/0xe0 # [ 52.352289] ?[ 60.755405] direct_entry.cold+0x2c/0x38 do_syscall_64+0x33/0x40 # [ 52.356471] ? entry_SYSCALL_64_a[ 60.765999] full_proxy_write+0x56/0x80 [ 60.776494] vfs_write+0xea/0x390 fter_hwframe+0x44/0xa9 # [ 52.362306] Modules linked in: fuse[ 60.780217] ksys_write+0x68/0xe0 [ 60.790125] do_syscall_64+0x33/0x40 ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_tri[ 60.794118] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.805966] RIP: 0033:0x7f8d39c4df33 ggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sy[ 60.809957] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 60.837152] RSP: 002b:00007ffeb8ca14f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 sfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_te[ 60.845613] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f8d39c4df33 [ 60.859793] RDX: 0000000000000016 RSI: 00007f8d39b3e000 RDI: 0000000000000001 mp_thermal cros_ec_dev cros_usbpd_notify # [ 52.394957] CR2: [ 60.867767] RBP: 00007f8d39b3e000 R08: 00007f8d39b3d010 R09: 0000000000000000 [ 60.881951] R10: 00007f8d39d481c0 R11: 0000000000000246 R12: 0000000000000001 ffff8d61c31e80c0 # [ 52.398652] ---[ end trace c5a38501f74d94[ 60.889922] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 19 ]--- # [ 52.403803] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 52[ 60.904107] irq event stamp: 0 [ 60.913726] hardirqs last enabled at (0): [<0000000000000000>] 0x0 .408178] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea f[ 60.920730] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 60.936073] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 f ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f[ 60.945233] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 60.958440] ---[ end trace c5a38501f74d9428 ]--- [ 60.963597] lkdtm: Negative detected: saturated 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 52.429159] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 52.434991] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 52.442958] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 52.450924] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 52.458903] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 52.466871] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 52.474838] FS: 00007f0410cb1580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 # [ 52.483874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.490311] CR2: ffff8d61c31e80c0 CR[ 61.038109] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE 3: 0000000104d08003 CR4: 00000000003706e0 # [ 52.498279] BUG:[ 61.050843] lkdtm: attempting bad refcount_dec_and_test() below zero sleeping function called from invalid context at include/linux/[ 61.064171] ------------[ cut here ]------------ percpu-rwsem.h:49 # [ 52.508176] in_atomic(): 0, irqs_disable[ 61.075503] refcount_t: underflow; use-after-free. d(): 1, non_block: 0, pid: 1697, name: cat # [ 52.516630] INF[ 61.087121] WARNING: CPU: 0 PID: 2249 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 O: lockdep is turned off. # [ 52.521004] irq event stamp: 0 [ 61.102654] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 52.524407] hardirqs last enabled at (0): [<00000000000000[ 61.135287] CPU: 0 PID: 2249 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 61.150113] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 00>] 0x0 # [ 52.531405] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 52.540539] softi[ 61.168919] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 rqs last enabled at (0): [] copy_process+0x63[ 61.196112] RSP: 0018:ffff98a902c27e40 EFLAGS: 00010286 c/0x1c80 # [ 52.555901] softirqs last disabled at (0): [<0000[ 61.208233] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 000000000000>] 0x0 # [ 52.562908] CPU: 1 PID: 1697 Comm: cat [ 61.222439] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 Tainted: G D W 5.10.129-cip12 #1 # [ 52.571554] [ 61.236642] RBP: ffffffffaacbfb80 R08: 0000000000000000 R09: 0000000000000000 Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 52.[ 61.250791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f 578355] Call Trace: # [ 52.581082] dump_stack+0x77/0x97 # [[ 61.265028] R13: ffff98a902c27f10 R14: ffff98a902c27f10 R15: ffff8d61c4be6000 52.584781] ___might_sleep.cold+0xa6/0xb6 # [ 52.595564] [ 61.279159] FS: 00007fe8b4df6580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 exit_signals+0x1c/0x2d0 # [ 52.599551] do_exit+0xd5/0xb00 #[ 61.294429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.603053] ? ksys_write+0x68/0xe0 # [ 52.606956] rewin[ 61.307064] CR2: 00007fe8b4c0f000 CR3: 0000000104e06001 CR4: 00000000003706f0 d_stack_do_exit+0x17/0x20 # [ 52.611624] RIP: 0033:0x7f0410bd[ 61.321255] Call Trace: 9f33 # [ 52.615601] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48[ 61.330179] __refcount_sub_and_test.constprop.0+0x34/0x40 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 [ 61.342528] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40[ 61.354958] direct_entry.cold+0x2c/0x38 00 48 83 ec 28 48 89 54 24 18 # [ 52.636576] RSP: 002b:00007[ 61.365552] full_proxy_write+0x56/0x80 fff07d3a1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 5[ 61.376046] vfs_write+0xea/0x390 2.645029] RAX: ffffffffffffffda RBX: 000000000000000d RCX: 00007[ 61.385967] ksys_write+0x68/0xe0 f0410bd9f33 # [ 52.652996] RDX: 000000000000000d RSI: 00007f0[ 61.395885] do_syscall_64+0x33/0x40 410aca000 RDI: 0000000000000001 # [ 52.660963] RBP: 00007f041[ 61.406093] entry_SYSCALL_64_after_hwframe+0x44/0xa9 0aca000 R08: 00007f0410ac9010 R09: 0000000000000000 # [ 52.66[ 61.417942] RIP: 0033:0x7fe8b4d1ef33 8943] R10: 00007f0410cd41c0 R11: 0000000000000246 R12: 000000000[ 61.428157] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 0000001 # [ 52.676918] R13: 0000000000000001 R14: 00000000000[ 61.455341] RSP: 002b:00007fffed0bf508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 20000 R15: 0000000000020000 # EXEC_KMALLOC: saw 'call trace:': [ 61.470038] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fe8b4d1ef33 ok ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # selftests: lkdtm:[ 61.484203] RDX: 000000000000001f RSI: 00007fe8b4c0f000 RDI: 0000000000000001 EXEC_VMALLOC.sh # Killed # [ 52.766668] lkdtm: Performing d[ 61.498402] RBP: 00007fe8b4c0f000 R08: 00007fe8b4c0e010 R09: 0000000000000000 irect entry EXEC_VMALLOC # [ 52.777762] lkdtm: attempting ok [ 61.512573] R10: 00007fe8b4e191c0 R11: 0000000000000246 R12: 0000000000000001 execution at ffffffffa9cb1f00 # [ 52.784291] lkdtm: attemptin[ 61.526772] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 g bad execution at ffff98a900667000 # [ 52.790916] kernel tri[ 61.540946] irq event stamp: 0 ed to execute NX-protected page - exploit attempt? (uid: 0) # [[ 61.550586] hardirqs last enabled at (0): [<0000000000000000>] 0x0 52.805481] BUG: unable to handle page fault for address: ffff[ 61.563786] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 98a900667000 # [ 52.813156] #PF: supervisor instruction fetch[ 61.579132] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 in kernel mode # [ 52.819473] #PF: error_code(0x0011) - perm[ 61.594495] softirqs last disabled at (0): [<0000000000000000>] 0x0 issions violation # [ 52.825692] PGD 100000067 P4D 100000067 [ 61.607704] ---[ end trace c5a38501f74d9429 ]--- PUD 10020b067 PMD 105c50067 PTE 80000001035d9063 # [ 52.83473[ 61.619084] lkdtm: Negative detected: saturated 0] Oops: 0011 [#8] SMP PTI # [ 52.838619] CPU: 3 PID: 1733 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 52.847264] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 52.854067] RIP: 0010:0xffff98a900667000 # [ 52.858442] Code: Unable to access opcode bytes at RIP 0xffff98a900666fd6. # [ 52.866117] RSP: 0018:ffff98a902417e38 EFLAGS: 00010246 # [ 52.871953] RAX: 0000000000000033 RBX: 0000000000000001 RCX: 0000000000000000 # [ 52.879918] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 52.887903] RBP: ffff98a900667000 R08: 0000000000000000 R09: 0000000000000000 # [ 52.895869] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000d # [ 52.903837] R13: ffff98a902417f10 R14: ffff98a902417f10 R15: ffff8d61c35d9000 # [ 52.911804] FS: 00007f934d7cb580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 52.920838] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 52.927252] CR2: ffff98a900666fd6 CR3: 0000000102976001 CR4: 00000000003706e0 # [ 52.935218] Call Trace: # [ 52.937962] ? execute_location+0x48/0x56 # [ 52.942437] ? lkdtm_[ 61.739574] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE EXEC_VMALLOC+0x20/0x30 # [ 52.947101] ? direct_entry.cold+0x[ 61.749785] lkdtm: attempting bad refcount_sub_and_test() below zero 2c/0x38 # [ 52.951670] ? full_proxy_write+0x56/0x80 # [ 5[ 61.763096] ------------[ cut here ]------------ 2.956135] ? vfs_write+0xea/0x390 # [ 52.960025] ? ksys_writ[ 61.774466] refcount_t: underflow; use-after-free. e+0x68/0xe0 # [ 52.963915] ? do_syscall_64+0x33/0x40 # [ [ 61.786059] WARNING: CPU: 1 PID: 2284 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 52.968096] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 52[ 61.801573] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify .973928] Modules linked in: fuse ip_tables cros_ec_sensors cros_[ 61.834208] CPU: 1 PID: 2284 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 61.849072] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 ec_sensors_core industrialio_triggered_buffer kfifo_buf industri[ 61.855881] RIP: 0010:refcount_warn_saturate+0xa6/0xf0 alio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debu[ 61.867826] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 gfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbp[ 61.895043] RSP: 0018:ffff98a902cd7e40 EFLAGS: 00010286 [ 61.907092] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 d_notify # [ 53.000394] CR2: ffff98a900667000 # [ 53.00409[ 61.915063] RDX: ffff8d623acac660 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 1] ---[ end trace c5a38501f74d941a ]--- # [ 53.009235] RIP: 0[ 61.929262] RBP: ffffffffaacbfba0 R08: 0000000000000000 R09: 0000000000000000 010:lkdtm_BUG+0x5/0x10 # [ 53.013601] Code: 5b a5 ff 48 c7 c0[ 61.943446] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff [ 61.957631] R13: ffff98a902cd7f10 R14: ffff98a902cd7f10 R15: ffff8d61c56eb000 eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84[ 61.971818] FS: 00007ff1bc5b5580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 53.03457[ 61.987073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 8] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 53.040410][ 61.999703] CR2: 00007ff1bc3ce000 CR3: 00000001054d4004 CR4: 00000000003706e0 [ 62.013906] Call Trace: RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 00000000000000[ 62.016640] __refcount_sub_and_test.constprop.0+0x34/0x40 00 # [ 53.048377] RDX: 0000000000000000 RSI: ffff8d623ad9bf70[ 62.028975] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77 RDI: ffffffffaa8d9a70 # [ 53.056344] RBP: ffffffffaad1b088 R[ 62.041413] direct_entry.cold+0x2c/0x38 08: 0000000000000001 R09: 0000000000000001 # [ 53.064312] R10[ 62.052006] full_proxy_write+0x56/0x80 : 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 [ 62.062499] vfs_write+0xea/0x390 [ 62.072411] ksys_write+0x68/0xe0 # [ 53.072277] R13: ffff98a901417f10 R14: ffff98a901417f10 R15[ 62.076113] do_syscall_64+0x33/0x40 : ffff8d61c4b78000 # [ 53.080244] FS: 00007f934d7cb580(0000)[ 62.086310] entry_SYSCALL_64_after_hwframe+0x44/0xa9 GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 53.0892[ 62.098165] RIP: 0033:0x7ff1bc4ddf33 [ 62.108370] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 77] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.[ 62.129354] RSP: 002b:00007ffc4d05a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 095691] CR2: ffff98a900666fd6 CR3: 0[ 62.144019] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff1bc4ddf33 [ 62.155485] RDX: 000000000000001f RSI: 00007ff1bc3ce000 RDI: 0000000000000001 000000102976001 CR4: 00000000003706e0[ 62.163458] RBP: 00007ff1bc3ce000 R08: 00007ff1bc3cd010 R09: 0000000000000000 [ 62.175018] R10: 00007ff1bc5d81c0 R11: 0000000000000246 R12: 0000000000000001 # EXEC_VMALLOC: saw 'call trace:': ok ok 33 selftests: lkdtm:[ 62.183013] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 62.197197] irq event stamp: 0 [ 62.200612] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 62.207618] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 62.216764] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 EXEC_VMALLOC.sh # selftests: lkdtm: EXEC_RODATA.sh # Killed [ 62.225901] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 62.239111] ---[ end trace c5a38501f74d942a ]--- [ 62.244268] lkdtm: Negative detected: saturated # [ 53.280512] lkdtm: Performing direct entry EXEC_RODATA # [ 53.289707] lkdtm: attempting ok execution at ffffffffa9cb1f00 # [ 53.296229] lkdtm: attempting bad execution at ffffffffaa8d9f00 # [ 53.302849] kernel tried to execute NX-protected page - exploit attempt? (uid: 0) # [ 53.311212] BUG: unable to handle page fault for address: ffffffffaa8d9f00 # [ 53.318906] #PF: supervisor instruction fetch in kernel mode # [ 53.325213] #PF: error_code(0x0011) - permissions violation # [ 53.331433] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 80000001284000e1 # [ 53.339209] Oops: 0011 [#9] SMP PTI # [ 53.343098] CPU: 3 PID: 1769 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 53.351745] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 53.358550] RIP: 0010:lkdtm_rodata_do_[ 62.324698] lkdtm: Performing direct entry REFCOUNT_INC_ZERO [ 62.336503] lkdtm: attempting safe refcount_inc_not_zero() from zero [ 62.343650] lkdtm: Good: zero detected [ 62.347877] lkdtm: Correctly stayed at zero [ 62.352564] lkdtm: attempting bad refcount_inc() from zero [ 62.358703] ------------[ cut here ]------------ [ 62.363871] refcount_t: addition on 0; use-after-free. [ 62.369624] WARNING: CPU: 3 PID: 2316 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0 [ 62.378962] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify nothing+0x0/0x10 # [ 53.364284] Code: ff ff d9 82 2f aa ff ff[ 62.405427] CPU: 3 PID: 2316 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 62.420285] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 62.427094] RIP: 0010:refcount_warn_saturate+0x68/0xf0 [ 62.432832] Code: 05 38 1d 76 01 01 e8 dd fb 92 00 0f 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 1d 76 01 01 e8 be fb 92 00 <0f> 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb [ 62.453819] RSP: 0018:ffff98a902d3fe48 EFLAGS: 00010286 [ 62.459687] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 [ 62.467660] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 62.475632] RBP: ffffffffaacbff41 R08: 0000000000000000 R09: 0000000000000000 [ 62.483606] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 62.491578] R13: ffff98a902d3ff10 R14: ffff98a902d3ff10 R15: ffff8d61c3443000 [ 62.499550] FS: 00007f3af79ea580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 62.508590] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 ff ff aa 00 cc aa ff ff ff ff 8f 6a 2f aa ff ff ff ff 55 aa 55 [ 62.515008] CR2: 00007f3af7803000 CR3: 000000010556c001 CR4: 00000000003706e0 aa 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00[ 62.529194] Call Trace: [ 62.538141] lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd 00 00 00 00 00 00 00 00 54 68 69 73 20 69 # [ 53.385260] RSP[ 62.543130] direct_entry.cold+0x2c/0x38 [ 62.553720] full_proxy_write+0x56/0x80 [ 62.558031] vfs_write+0xea/0x390 [ 62.561731] ksys_write+0x68/0xe0 [ 62.565430] do_syscall_64+0x33/0x40 [ 62.569421] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 62.575060] RIP: 0033:0x7f3af7912f33 [ 62.579072] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 : 0018:ffff98a90247fe48 EFLAGS: 00010246 # [ 53.391092] RAX: [ 62.600068] RSP: 002b:00007ffc9d141b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 62.614730] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3af7912f33 [ 62.622699] RDX: 0000000000000012 RSI: 00007f3af7803000 RDI: 0000000000000001 [ 62.630661] RBP: 00007f3af7803000 R08: 00007f3af7802010 R09: 0000000000000000 [ 62.638631] R10: 00007f3af7a0d1c0 R11: 0000000000000246 R12: 0000000000000001 [ 62.646600] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 62.654566] irq event stamp: 0 [ 62.658002] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 62.665003] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 62.674139] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 62.683273] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 62.690272] ---[ end trace c5a38501f74d942b ]--- [ 62.695427] lkdtm: Zero detected: saturated 0000000000000033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 53.399058] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 53.407026] RBP: ffffffffaa8d9f00 R08: 0000000000000000 R09: 0000000000000000 # [ 53.414993] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 53.422958] R13: ffff98a90247ff10 R14: ffff98a90247ff10 R15: ffff8d61c1271000 # [ 53.430924] FS: 00007fe60ab10580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 53.439965] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.446377] CR2: ffffffffaa8d9f00 CR3: 0000000104f9c004 CR4: 00000000003706e0 # [ 53.454344] Call Trace: # [ 53.457072] ? execute_location+0x48/0x56 # [ 53.461546] ? direct_entry.cold+0x2c/0x38 # [ 53.466115] ? full_proxy_write+0x56/0x80 # [ 53.470580] ? vfs_write+0xea/0x390 # [ 53.474469] ? ksys_write+0x68/0xe0 # [ 53.478361] ? do_syscall_64+0x33/0x40 # [ 53.482543] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 53.488375] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 53.514824] CR2: ffffffffaa8d9f00 # [ 53.524731] ---[ end trace c5a38501f74d941b ]--- # [ 53.529907] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 53.534281] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 53.555256] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 53.561088] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 53.569053] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 53.577019] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 53.584984] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 53.592955] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 53.600922] FS: 00007fe60ab10580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 53.609965] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 53.616377] CR2: ffffffffaa8d9f00 CR3: 0000000104f9c004 CR4: 00000000003706e0 # [ 53.624344] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 53.634252] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1769, name: cat # [ 53.642703] INFO: lockdep is turned off. # [ 53.647077] irq event stamp: 0 # [ 53.650482] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 53.657472] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 53.666604] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 53.675736] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 53.682731] CPU: 3 PID: 1769 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 53.691376] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 53.698178] Call Trace: # [ 53.700913] dump_stack+0x77/0x97 # [ 53.704610] ___might_sleep.cold+0xa6/0xb6 # [ 53.709180] exit_signals+0x1c/0x2d0 # [ 53.713166] do_exit+0xd5/0xb00 # [ 53.716668] ? ksys_write+0x68/0xe0 # [ 53.720558] rewind_stack_do_exit+0x17/0x20 # [ 53.725225] RIP: 0033:0x7fe60aa38f33 # [ 53.729204] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 53.750180] RSP: 002b:00007ffcec7c2108 EFLAGS: 00000246 ORIG_RAX[ 63.073844] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO [ 63.081998] lkdtm: attempting safe refcount_add_not_zero() from zero [ 63.089126] lkdtm: Good: zero detected [ 63.093338] lkdtm: Correctly stayed at zero [ 63.097998] lkdtm: attempting bad refcount_add() from zero [ 63.104123] ------------[ cut here ]------------ [ 63.109277] refcount_t: addition on 0; use-after-free. [ 63.115042] WARNING: CPU: 3 PID: 2348 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0 : 0000000000000001 # [ 53.758631] RAX: ffffffffffffffda RBX: [ 63.124379] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 63.157008] CPU: 3 PID: 2348 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 63.165656] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 63.172461] RIP: 0010:refcount_warn_saturate+0x68/0xf0 [ 63.178197] Code: 05 38 1d 76 01 01 e8 dd fb 92 00 0f 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 1d 76 01 01 e8 be fb 92 00 <0f> 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb [ 63.199179] RSP: 0018:ffff98a902dcfe48 EFLAGS: 00010286 [ 63.205013] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 [ 63.212973] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 63.220954] RBP: ffffffffaacbff53 R08: 0000000000000000 R09: 0000000000000000 [ 63.228923] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 [ 63.236906] R13: ffff98a902dcff10 R14: ffff98a902dcff10 R15: ffff8d61c4f5e000 000000000000000c RCX: 00007fe60aa38f33 # [ 53.766598] RDX: 00[ 63.244880] FS: 00007f1ee5081580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 63.260128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.266543] CR2: 00007f1ee4e9a000 CR3: 0000000103268004 CR4: 00000000003706e0 [ 63.274504] Call Trace: [ 63.277235] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd [ 63.282221] direct_entry.cold+0x2c/0x38 [ 63.286601] full_proxy_write+0x56/0x80 0000000000000c RSI: 00007fe60a929000 RDI: 0000000000000001 # [ [ 63.290909] vfs_write+0xea/0x390 [ 63.300819] ksys_write+0x68/0xe0 [ 63.304519] do_syscall_64+0x33/0x40 [ 63.308509] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.314149] RIP: 0033:0x7f1ee4fa9f33 [ 63.318138] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 63.339119] RSP: 002b:00007ffed2271b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.347575] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f1ee4fa9f33 53.774563] RBP: 00007fe60a929000 R08: 00007fe60a928010 R09: 00[ 63.355550] RDX: 0000000000000012 RSI: 00007f1ee4e9a000 RDI: 0000000000000001 [ 63.369734] RBP: 00007f1ee4e9a000 R08: 00007f1ee4e99010 R09: 0000000000000000 00000000000000 # [ 53.782530] R10: 00007fe60ab331c0 R11: 0000[ 63.377712] R10: 00007f1ee50a41c0 R11: 0000000000000246 R12: 0000000000000001 [ 63.391906] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 000000000246 R12: 0000000000000001 # [ 53.790495] R13: 000000[ 63.399883] irq event stamp: 0 [ 63.409496] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 63.416497] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 63.425635] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 63.434769] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 63.441768] ---[ end trace c5a38501f74d942c ]--- [ 63.446923] lkdtm: Zero detected: saturated 0000000001 R14: 0000000000020000 R15: 0000000000020000 # EXEC_RODATA: saw 'call trace:': ok ok 34 selftests: lkdtm: EXEC_RODATA.sh # selftests: lkdtm: EXEC_USERSPACE.sh # Killed # [ 53.878662] lkdtm: Performing direct entry EXEC_USERSPACE # [ 53.885432] lkdtm: attempting ok execution at ffffffffa9cb1f00 # [ 53.898169] lkdtm: attempting bad execution at 00007f86e9d77000 # [ 53.910977] unable to execute userspace code (SMEP?) (uid: 0) # [ 53.923586] BUG: unable to handle page fault for address: 00007f86e9d77000 # [ 53.931263] #PF: supervisor instruction fetch in kernel mode # [ 53.937579] #PF: error_code(0x0011) - permissions violation # [ 53.943797] PGD 8000000103434067 P4D 8000000103434067 PUD 104c6a067 PMD 103ca7067 PTE 106752067 # [ 53.953520] Oops: 0011 [#10] SMP PTI # [ 53.957497] CP[ 63.526573] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED U: 0 PID: 1805 Comm: cat Tainted: G D W 5.10.129-ci[ 63.539290] lkdtm: attempting bad refcount_inc() from saturated p12 #1 # [ 53.966143] Hardware name: Google Rammus/Rammus, BI[ 63.552121] ------------[ cut here ]------------ OS 09/04/2020 # [ 53.972955] RIP: 0010:0x7f86e9d77000 # [ [ 63.563494] refcount_t: saturated; leaking memory. 53.976951] Code: Unable to access opcode bytes at RIP 0x7f86e9d[ 63.575091] WARNING: CPU: 0 PID: 2383 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 76fd6. # [ 53.984237] RSP: 0018:ffff98a902527e50 EFLAGS: 0001[ 63.590626] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify 0246 # [ 53.990068] RAX: 0000000000000033 RBX: 00000000000000[ 63.623285] CPU: 0 PID: 2383 Comm: cat Tainted: G D W 5.10.129-cip12 #1 24 RCX: 0000000000000000 # [ 53.998034] RDX: 0000000000000000[ 63.638136] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 # [ 54.006001] R[ 63.651183] RIP: 0010:refcount_warn_saturate+0x49/0xf0 BP: 00007f86e9d77000 R08: 0000000000000000 R09: 0000000000000000[ 63.663163] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 # [ 54.013968] R10: 00000000ffffe000 R11: 3fffffffffffffff R[ 63.690331] RSP: 0018:ffff98a902b6fe48 EFLAGS: 00010286 12: 000000000000000f # [ 54.021933] R13: ffff98a902527f10 R14[ 63.702400] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 : ffff98a902527f10 R15: ffff8d61c4ceb000 # [ 54.029906] FS: [ 63.716573] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 00007f86e9d48580(0000) GS:ffff8d623ac00000(0000) knlGS:000000000[ 63.730797] RBP: ffffffffaacbff65 R08: 0000000000000000 R09: 0000000000000000 0000000 # [ 54.038950] CS: 0010 DS: 0000 ES: 0000 CR0: 00000[ 63.744954] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 00080050033 # [ 54.045362] CR2: 00007f86e9d77000 CR3: 0000000[ 63.759160] R13: ffff98a902b6ff10 R14: ffff98a902b6ff10 R15: ffff8d61c125f000 1054be002 CR4: 00000000003706f0 # [ 54.053329] Call Trace: #[ 63.773323] FS: 00007ff8f8fe5580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 [ 54.056056] ? lkdtm_EXEC_USERSPACE.cold+0x69/0xae # [ 54[ 63.788596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 .061409] ? direct_entry.cold+0x2c/0x38 # [ 54.065980] ? ful[ 63.801213] CR2: 00007ff8f8dfe000 CR3: 00000001028d0002 CR4: 00000000003706f0 l_proxy_write+0x56/0x80 # [ 54.070454] ? vfs_write+0xea/0x39[ 63.815420] Call Trace: 0 # [ 54.074344] ? ksys_write+0x68/0xe0 # [ 54.078235] ?[ 63.824354] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60 do_syscall_64+0x33/0x40 # [ 54.082416] ? entry_SYSCALL_64_a[ 63.836029] direct_entry.cold+0x2c/0x38 fter_hwframe+0x44/0xa9 # [ 54.088249] Modules linked in: fuse[ 63.846613] full_proxy_write+0x56/0x80 ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_tri[ 63.857116] vfs_write+0xea/0x390 ggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sy[ 63.867016] ksys_write+0x68/0xe0 sfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_te[ 63.876975] do_syscall_64+0x33/0x40 mp_thermal cros_ec_dev cros_usbpd_notify # [ 54.114669] CR2: [ 63.887154] entry_SYSCALL_64_after_hwframe+0x44/0xa9 00007f86e9d77000 # [ 54.118365] ---[ end trace c5a38501f74d94[ 63.899073] RIP: 0033:0x7ff8f8f0df33 1c ]--- # [ 54.123518] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 54[ 63.909232] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 .127903] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea f[ 63.936490] RSP: 002b:00007ffdab5b6a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 f ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f[ 63.951139] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007ff8f8f0df33 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 8[ 63.965380] RDX: 0000000000000017 RSI: 00007ff8f8dfe000 RDI: 0000000000000001 3 05 e0 19 70 02 # [ 54.148869] RSP: 0018:ffff98a901417e60 EF[ 63.979538] RBP: 00007ff8f8dfe000 R08: 00007ff8f8dfd010 R09: 0000000000000000 LAGS: 00010286 # [ 54.154700] RAX: ffffffffa9cb1b30 RBX: 0000[ 63.993750] R10: 00007ff8f90081c0 R11: 0000000000000246 R12: 0000000000000001 000000000001 RCX: 0000000000000000 # [ 54.162666] RDX: 000000[ 64.007917] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 0000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 54[ 64.022109] irq event stamp: 0 .170631] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 000000[ 64.031727] hardirqs last enabled at (0): [<0000000000000000>] 0x0 0000000001 # [ 54.178597] R10: 00000000ffffe000 R11: 3fffffff[ 64.044948] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 ffffffff R12: 0000000000000004 # [ 54.186564] R13: ffff98a901[ 64.060292] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 54.194[ 64.075653] softirqs last disabled at (0): [<0000000000000000>] 0x0 531] FS: 00007f86e9d48580(0000) GS:ffff8d623ac00000(0000) knlGS[ 64.088890] ---[ end trace c5a38501f74d942d ]--- [ 64.100250] lkdtm: Saturation detected: still saturated :0000000000000000 # [ 54.203564] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.209976] CR2: 00007f86e9d77000 CR3: 00000001054be002 CR4: 00000000003706f0 # EXEC_USERSPACE: saw 'call trace:': ok ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # selftests: lkdtm: EXEC_NULL.sh # Killed # [ 54.387436] lkdtm: Performing direct entry EXEC_NULL # [ 54.397565] lkdtm: attempting ok execution at ffffffffa9cb1f00 # [ 54.410299] lkdtm: attempting bad execution at 0000000000000000 # [ 54.423146] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 54.437094] #PF: supervisor instruction fetch in kernel mode # [ 54.443401] #PF: error_code(0x0010) - not-present page # [ 54.449134] PGD 0 P4D 0 # [ 54.451952] Oops: 0010 [#11] SMP PTI # [ 54.455953] CPU: 0 PID: 1841 Comm: cat Tainted[ 64.184248] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED [ 64.193729] lkdtm: attempting bad refcount_dec() from saturated [ 64.200384] ------------[ cut here ]------------ [ 64.205555] refcount_t: decrement hit 0; leaking memory. [ 64.211510] WARNING: CPU: 3 PID: 2418 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0 [ 64.220847] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 64.247287] CPU: 3 PID: 2418 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 64.255953] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 64.262760] RIP: 0010:refcount_warn_saturate+0xdf/0xf0 [ 64.268497] Code: ff 48 c7 c7 10 ba c5 aa c6 05 b4 1c 76 01 01 e8 5d fb 92 00 0f 0b c3 48 c7 c7 e0 b9 c5 aa c6 05 9f 1c 76 01 01 e8 47 fb 92 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00 [ 64.289477] RSP: 0018:ffff98a902ed7e48 EFLAGS: 00010286 [ 64.295312] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 [ 64.303281] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 64.311251] RBP: ffffffffaacbff7c R08: 0000000000000000 R09: 0000000000000000 [ 64.319221] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 64.327189] R13: ffff98a902ed7f10 R14: ffff98a902ed7f10 R15: ffff8d61c4bf1000 [ 64.335149] FS: 00007fc3c7937580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 64.344186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 64.350602] CR2: 00007fc3c7750000 CR3: 0000000104ffc001 CR4: 00000000003706e0 [ 64.358570] Call Trace: : G D W 5.10.129-cip12 #1 # [ 54.464598] Hardwar[ 64.361304] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5b e name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 54.471401][ 64.372971] direct_entry.cold+0x2c/0x38 RIP: 0010:0x0 # [ 54.474320] Code: Unable to access opcode b[ 64.383565] full_proxy_write+0x56/0x80 ytes at RIP 0xffffffffffffffd6. # [ 54.481996] RSP: 0018:ffff[ 64.394061] vfs_write+0xea/0x390 [ 64.403980] ksys_write+0x68/0xe0 98a9025bfe48 EFLAGS: 00010246 # [ 54.487818] RAX: 00000000000[ 64.407710] do_syscall_64+0x33/0x40 [ 64.417913] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 64.423561] RIP: 0033:0x7fc3c785ff33 [ 64.427552] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 64.448565] RSP: 002b:00007ffe961bfeb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 00033 RBX: 0000000000000000 RCX: 0000000000000000 # [ 54.4957[ 64.457039] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fc3c785ff33 [ 64.471213] RDX: 0000000000000017 RSI: 00007fc3c7750000 RDI: 0000000000000001 [ 64.479185] RBP: 00007fc3c7750000 R08: 00007fc3c774f010 R09: 0000000000000000 [ 64.487157] R10: 00007fc3c795a1c0 R11: 0000000000000246 R12: 0000000000000001 [ 64.495130] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 64.503107] irq event stamp: 0 [ 64.506544] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 64.513548] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 64.522718] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 64.531857] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 64.538859] ---[ end trace c5a38501f74d942e ]--- [ 64.544016] lkdtm: Saturation detected: still saturated 85] RDX: 0000000000000000 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 # [ 54.503751] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 # [ 54.511717] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000a # [ 54.519684] R13: ffff98a9025bff10 R14: ffff98a9025bff10 R15: ffff8d61c407f000 # [ 54.527650] FS: 00007f27f3a22580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 54.536684] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 54.543096] CR2: ffffffffffffffd6 CR3: 00000001029aa005 CR4: 00000000003706f0 # [ 54.551062] Call Trace: # [ 54.553790] execute_location+0x48/0x56 # [ 54.558073] direct_entry.cold+0x2c/0x38 # [ 54.562450] full_proxy_write+0x56/0x80 # [ 54.566730] vfs_write+0xea/0x390 # [ 54.570427] ksys_write+0x68/0xe0 # [ 54.574115] do_syscall_64+0x33/0x40 # [ 54.578104] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 54.583741] RIP: 0033:0x7f27f394af33 # [ 54.587728] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 54.608703] RSP: 002b:00007fffde71b2a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 54.617156] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f27f394af33 # [ 54.625122] RDX: 000000000000000a RSI: 00007f27f383b000 RDI: 0000000000000001 # [ 54.633090] RBP: 00007f27f383b000 R08: 00007f27f383a010 R09: 0000000000000000 # [ 54.641055] R10: 00007f27f3a451c0 R11: 0000000000000246 R12: 0000000000000001 # [ 54.649022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 54.656990] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 54.683421] CR2: 0000000000000000 # [ 54.687115] ---[ end trace c5a38501f74d941d ]--- # [ 54.692269] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 54.696643] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 54.717618] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 54.723449] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 54.731415] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 54.739381] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 54.747347] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 54.755314] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 54.763282] FS: 00007f27f3a22580(0000) GS:ffff8d623ac00000(0000) k[ 64.832680] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED nlGS:0000000000000000 # [ 54.772315] CS: 0010 DS: 0000 ES: 0[ 64.841381] lkdtm: attempting bad refcount_dec() from saturated 000 CR0: 0000000080050033 # [ 54.778730] CR2: ffffffffffffffd[ 64.854206] ------------[ cut here ]------------ 6 CR3: 00000001029aa005 CR4: 00000000003706f0 # EXEC_NULL: saw [ 64.865577] refcount_t: saturated; leaking memory. 'call trace:': ok ok 36 selftests: lkdtm: EXEC_NULL.sh # selft[ 64.877171] WARNING: CPU: 1 PID: 2453 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 ests: lkdtm: ACCESS_USERSPACE.sh # Killed # [ 54.865743] lkd[ 64.892686] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify tm: Performing direct entry ACCESS_USERSPACE # [ 54.873756] l[ 64.925323] CPU: 1 PID: 2453 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 64.940211] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 kdtm: attempting bad read at 00007f696befa000 # [ 54.886093] [ 64.947019] RIP: 0010:refcount_warn_saturate+0x49/0xf0 BUG: unable to handle page fault for address: 00007f696befa000 [ 64.958966] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 [ 64.986161] RSP: 0018:ffff98a902f6fe48 EFLAGS: 00010286 # [ 54.899964] #PF: supervisor read access in kernel mode # [[ 64.992024] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 [ 65.006202] RDX: ffff8d623acac660 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 54.905698] #PF: error_code(0x0001) - permissions violation #[ 65.014176] RBP: ffffffffaacbff93 R08: 0000000000000000 R09: 0000000000000000 [ 65.028357] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 [ 54.911919] PGD 8000000105741067 P4D 8000000105741067 PUD 10[ 65.036330] R13: ffff98a902f6ff10 R14: ffff98a902f6ff10 R15: ffff8d61c5500000 [ 65.050512] FS: 00007f4eb1808580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 5df2067 PMD 103f4a067 PTE 107dfe067 # [ 54.921640] Oops: 0001[ 65.059554] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.072179] CR2: 00007f4eb1621000 CR3: 0000000105420001 CR4: 00000000003706e0 [#12] SMP PTI # [ 54.925628] CPU: 0 PID: 1876 Comm: cat Tain[ 65.080151] Call Trace: ted: G D W 5.10.129-cip12 #1 # [ 54.934275] Hard[ 65.089093] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x60 ware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 54.9410[ 65.100752] direct_entry.cold+0x2c/0x38 79] RIP: 0010:lkdtm_ACCESS_USERSPACE.cold+0x3d/0x9f # [ 54.94[ 65.111347] full_proxy_write+0x56/0x80 7303] Code: 2b 04 25 28 00 00 00 75 60 48 83 c4 10 5d c3 48 89 e[ 65.121876] vfs_write+0xea/0x390 e 48 c7 c7 c8 0d cc aa e8 73 9d fd ff 48 c7 c7 f0 0d cc aa b8 de[ 65.131788] ksys_write+0x68/0xe0 c0 de c0 <48> 03 45 00 48 89 04 24 e8 5a 9d fd ff 48 89 ee 48 c[ 65.141702] do_syscall_64+0x33/0x40 7 c7 18 0e cc # [ 54.968279] RSP: 0018:ffff98a90263fe48 EFLAG[ 65.151910] entry_SYSCALL_64_after_hwframe+0x44/0xa9 S: 00010246 # [ 54.974109] RAX: 00000000c0dec0de RBX: 0000000[ 65.163766] RIP: 0033:0x7f4eb1730f33 [ 65.173969] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 000000026 RCX: 0000000000000000 # [ 54.982076] RDX: 000000000[ 65.194969] RSP: 002b:00007fff090a1148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 0000000 RSI: ffff8d623ac1bf70 RDI: ffffffffaacc0df0 # [ 54.99[ 65.209632] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f4eb1730f33 [ 65.223814] RDX: 0000000000000017 RSI: 00007f4eb1621000 RDI: 0000000000000001 [ 65.231786] RBP: 00007f4eb1621000 R08: 00007f4eb1620010 R09: 0000000000000000 [ 65.239756] R10: 00007f4eb182b1c0 R11: 0000000000000246 R12: 0000000000000001 [ 65.247727] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 0041] RBP: 00007f696befa000 R08: 0000000000000000 R09: 000000000[ 65.255701] irq event stamp: 0 [ 65.265347] hardirqs last enabled at (0): [<0000000000000000>] 0x0 0000000 # [ 54.998007] R10: 00000000ffffe000 R11: 3ffffffffff[ 65.272350] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 65.287694] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 fffff R12: 0000000000000011 # [ 55.005973] R13: ffff98a90263f[ 65.296832] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.310041] ---[ end trace c5a38501f74d942f ]--- [ 65.315187] lkdtm: Saturation detected: still saturated f10 R14: ffff98a90263ff10 R15: ffff8d61c404d000 # [ 55.013953] FS: 00007f696becb580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 55.022989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.029403] CR2: 00007f696befa000 CR3: 0000000104be0005 CR4: 00000000003706f0 # [ 55.037370] Call Trace: # [ 55.040097] direct_entry.cold+0x2c/0x38 # [ 55.044479] full_proxy_write+0x56/0x80 # [ 55.048764] vfs_write+0xea/0x390 # [ 55.052459] ksys_write+0x68/0xe0 # [ 55.056156] do_syscall_64+0x33/0x40 # [ 55.060143] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 55.065779] RIP: 0033:0x7f696bdf3f33 # [ 55.069766] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 [ 65.395656] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED [ 65.409529] lkdtm: attempting bad refcount_inc_not_zero() from saturated [ 65.417023] ------------[ cut here ]------------ 00 48 83 ec 28 48 89 54 24 18 # [ 55.090744] RSP: 002b:00007f[ 65.422212] refcount_t: saturated; leaking memory. fc91a88798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 55[ 65.433790] WARNING: CPU: 3 PID: 2485 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 [ 65.449321] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify .099197] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f[ 65.475783] CPU: 3 PID: 2485 Comm: cat Tainted: G D W 5.10.129-cip12 #1 696bdf3f33 # [ 55.107162] RDX: 0000000000000011 RSI: 00007f69[ 65.490651] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 6bce4000 RDI: 0000000000000001 # [ 55.115128] RBP: 00007f696b[ 65.503673] RIP: 0010:refcount_warn_saturate+0x87/0xf0 [ 65.515625] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 ce4000 R08: 00007f696bce3010 R09: 0000000000000000 # [ 55.123[ 65.536617] RSP: 0018:ffff98a902ff7e38 EFLAGS: 00010282 095] R10: 00007f696beee1c0 R11: 0000000000000246 R12: 0000000000[ 65.548665] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 000001 # [ 55.131061] R13: 0000000000000001 R14: 000000000002[ 65.562854] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 65.577044] RBP: ffffffffaacbfbc0 R08: 0000000000000000 R09: 0000000000000000 0000 R15: 0000000000020000 # [ 55.139030] Modules linked in: [ 65.585021] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio[ 65.599206] R13: ffff98a902ff7f10 R14: ffff98a902ff7f10 R15: ffff8d61c270d000 [ 65.613395] FS: 00007f1ac7a71580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 _triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_e[ 65.622441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 c_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pk[ 65.635079] CR2: 00007f1ac788a000 CR3: 00000001056ea003 CR4: 00000000003706e0 [ 65.649271] Call Trace: g_temp_thermal cros_ec_dev cros_usbpd_notify # [ 55.165459] C[ 65.652009] __refcount_add_not_zero.constprop.0+0x2a/0x31 R2: 00007f696befa000 # [ 55.169156] ---[ end trace c5a38501f7[ 65.664355] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x72 [ 65.676893] direct_entry.cold+0x2c/0x38 4d941e ]--- # [ 55.174299] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ [ 65.681277] full_proxy_write+0x56/0x80 55.178666] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 [ 65.691771] vfs_write+0xea/0x390 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc c[ 65.701686] ksys_write+0x68/0xe0 [ 65.711602] do_syscall_64+0x33/0x40 [ 65.715597] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 65.721241] RIP: 0033:0x7f1ac7999f33 [ 65.725232] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 65.746217] RSP: 002b:00007ffd05570848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 65.754677] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1ac7999f33 [ 65.762649] RDX: 0000000000000020 RSI: 00007f1ac788a000 RDI: 0000000000000001 c 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 [ 65.770624] RBP: 00007f1ac788a000 R08: 00007f1ac7889010 R09: 0000000000000000 [ 65.784812] R10: 00007f1ac7a941c0 R11: 0000000000000246 R12: 0000000000000001 [ 65.792788] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 65.800764] irq event stamp: 0 00 83 05 e0 19 70 02 # [ 55.199642] RSP: 0018:ffff98a901417e6[ 65.804174] hardirqs last enabled at (0): [<0000000000000000>] 0x0 0 EFLAGS: 00010286 # [ 55.205464] RAX: ffffffffa9cb1b30 RBX: [ 65.817390] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 65.832746] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 0000000000000001 RCX: 0000000000000000 # [ 55.213431] RDX: 00[ 65.841886] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 65.855101] ---[ end trace c5a38501f74d9430 ]--- 00000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ [ 65.860258] lkdtm: Saturation detected: still saturated 55.221399] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 55.229366] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 55.237332] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 55.245298] FS: 00007f696becb580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 55.254331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.260744] CR2: 00007f696befa000 CR3: 0000000104be0005 CR4: 00000000003706f0 # [ 55.268713] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 55.278622] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1876, name: cat # [ 55.287075] INFO: lockdep is turned off. # [ 55.291450] irq event stamp: 0 # [ 55.294854] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 55.301853] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 55.310986] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 55.320119] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 55.327114] CPU: 0 PID: 1876 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 55.335760] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 55.342561] Call Trace: # [ 55.345288] dump_stack+0x77/0x97 # [ 55.348985] ___might_sleep.cold+0xa6/0xb6 # [ 55.353556] exit_signals+0x1c/0x2d0 # [ 55.357544] do_exit+0xd5/0xb00 # [ 55.361047] ? ksys_write+0x68/0xe0 # [ 55.364929] rewind_stack_do_exit+0x17/0x20 # [ 55.369616] RIP: 0033:0x7f696bdf3f33 # [ 55.373601] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 55.394578] RSP: 002b:00007ffc91a88798 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 55.403032] RAX: ffffffffffffffda RBX: 0000000000000011 RCX: 00007f696bdf3f33 # [ 55.410999] RDX: 0000000000000011 RSI: 00007f696bce4000 RDI: 0000000000000001 # [ 55.418966] RBP: 00007f696bce4000 R08: 00007f696bce3010 R09: 0000000000000000 # [ 55.426951] R10: 00007f696beee1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 55.434919] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # ACCESS_USERSPACE: saw 'call trace:': ok ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # selftests: lkdtm: ACCESS_NULL.sh # Killed # [ 55.555946] lkdtm: Performing direct entry ACCESS_NULL # [ 55.566784] lkdtm: attempting bad read at 0000000000000000 # [ 55.572962] BUG: kernel NULL pointer dereference, address: 0000000000000000 # [ 55.586946] #PF: supervisor read access in kernel mode # [ 55.592684] #PF: error_code(0x0000) - not-present page # [ 55.598418] PGD 0 P4D 0 # [ 55.601244] Oops: 0000 [#13] SMP PTI # [ 55.605233] CPU: 2 PID: 1911 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 55.613880] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 55.620678] RIP: 0010:lkdtm_ACCESS_NULL+0x14/0x53 # [ 55.625928] Code: 17 9d fd ff be 00 10 00 00 48 89 ef e8 74 db 3f ff e9 6d ff ff ff 0f 1f 44 00 00 53 31 f6 48 c7 c7 c8 0d cc aa e8 f1 9c fd ff <48> 8b 1c 25 00 00 00 00 b8 de c0 de c0 48 c7 c7 f0 0d cc aa 48 01 # [ 55.653117] RSP: 0018:ffff98a9026bfe58 EFLAGS: 00010246 # [ 55.658956] RAX: 000000000000002e RBX: 0000000000000027 RCX: 0000000000000000 # [ 55.666923] RDX: 0000000000000000 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 # [ 55.674906] RBP: ffffffffaacbfeb9 R08: 0000000000000000 R09: 0000000000000000 # [ 55.682873] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000000c # [ 55.690841] R13: ffff98a9026bff10 R14: ffff98a9026bff10 R15: ffff8d61c334a000 # [ 55.698807] FS: 00007fae76dea580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 55.707841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.714252] CR2: 0000000000000000 CR3: 0000000104050003 CR4: 00000000003706e0 # [ 55.722218] Call Trace: # [ 55.724961] direct_entry.cold+0x2c/0x38 # [ 55.729338] full_proxy_write+0x56/0x80 # [ 55.733619] vfs_write+0xea/0x390 # [ 55.737314] ksys_write+0x68/0xe0 # [ 55.741010] do_syscall_64+0x33/0x40 # [ 55.744998] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 55.750636] RIP: 0033:0x7fae76d12f33 # [ 55.754624] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 55.775592] RSP: 002b:00007fff49a6fa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 55.784045] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007fae76d12f33 # [ 55.792013] RDX: 000000000000000c RSI: 00007fae76c03000 RDI: 0000000000000001 # [ 55.799979] RBP: 00007fae76c03000 R08: 00007fae76c02010 R09: 0000000000000000 # [ 55.807959] R10: 00007fae76e0d1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 55.815926] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 55.823908] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 55.850336] CR2: 0000000000000000 # [ 55.[ 66.411019] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED [ 66.418912] lkdtm: attempting bad refcount_add_not_zero() from saturated 860242] ---[ end trace c5a38501f74d941f ]--- # [ 55.865394] R[ 66.426429] ------------[ cut here ]------------ [ 66.437808] refcount_t: saturated; leaking memory. [ 66.443204] WARNING: CPU: 2 PID: 2517 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 [ 66.452557] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 66.479034] CPU: 2 PID: 2517 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 66.487683] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 66.494489] RIP: 0010:refcount_warn_saturate+0x87/0xf0 [ 66.500226] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 [ 66.521204] RSP: 0018:ffff98a903047e38 EFLAGS: 00010282 [ 66.527039] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 [ 66.535008] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 [ 66.542978] RBP: ffffffffaacbfbe0 R08: 0000000000000000 R09: 0000000000000000 [ 66.550954] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 66.558923] R13: ffff98a903047f10 R14: ffff98a903047f10 R15: ffff8d61c4f5f000 [ 66.566912] FS: 00007f9657ad1580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 66.575953] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 66.582368] CR2: 00007f96578ea000 CR3: 000000010348a006 CR4: 00000000003706e0 [ 66.590336] Call Trace: [ 66.593067] __refcount_add_not_zero.constprop.0+0x2a/0x31 [ 66.599218] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x72 IP: 0010:lkdtm_BUG+0x5/0x10 # [ 55.869768] Code: 5b a5 ff 48 [ 66.605541] direct_entry.cold+0x2c/0x38 [ 66.616133] full_proxy_write+0x56/0x80 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff f[ 66.620446] vfs_write+0xea/0x390 [ 66.630358] ksys_write+0x68/0xe0 [ 66.634059] do_syscall_64+0x33/0x40 [ 66.638050] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 66.643690] RIP: 0033:0x7f96579f9f33 [ 66.647678] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 66.668680] RSP: 002b:00007fff35359e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 f ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f [ 66.677149] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f96579f9f33 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 55.[ 66.691329] RDX: 0000000000000020 RSI: 00007f96578ea000 RDI: 0000000000000001 [ 66.705513] RBP: 00007f96578ea000 R08: 00007f96578e9010 R09: 0000000000000000 [ 66.713484] R10: 00007f9657af41c0 R11: 0000000000000246 R12: 0000000000000001 [ 66.721455] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 66.729429] irq event stamp: 0 [ 66.732867] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.739871] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 66.749041] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 66.758177] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.765178] ---[ end trace c5a38501f74d9431 ]--- [ 66.770334] lkdtm: Saturation detected: still saturated 890745] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 55.896577] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 55.904543] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 55.912509] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 55.920476] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 55.928443] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 55.936410] FS: 00007fae76dea580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 55.945446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 55.951859] CR2: 0000000000000000 CR3: 0000000104050003 CR4: 00000000003706e0 # ACCESS_NULL: saw 'call trace:': ok ok 38 selftests: lkdtm: ACCESS_NULL.sh # selftests: lkdtm: WRITE_RO.sh #[ 66.855525] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED [ 66.864714] lkdtm: attempting bad refcount_dec_and_test() from saturated [ 66.872229] ------------[ cut here ]------------ [ 66.877437] refcount_t: underflow; use-after-free. [ 66.882836] WARNING: CPU: 3 PID: 2552 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 Killed # [ 56.088054] lkdtm: Performing direct entry WRITE_R[ 66.892178] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 66.924802] CPU: 3 PID: 2552 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 66.933452] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 66.940260] RIP: 0010:refcount_warn_saturate+0xa6/0xf0 [ 66.946001] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 [ 66.966985] RSP: 0018:ffff98a9030afe40 EFLAGS: 00010286 O # [ 56.095850] lkdtm: attempting bad rodata write at ffffff[ 66.972823] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 ffaa8d9ef0 # [ 56.102757] BUG: unable to handle page fault fo[ 66.987010] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 [ 67.001195] RBP: ffffffffaacbfc00 R08: 0000000000000000 R09: 0000000000000000 [ 67.009165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 67.017135] R13: ffff98a9030aff10 R14: ffff98a9030aff10 R15: ffff8d61c4f38000 [ 67.025105] FS: 00007fbfff47e580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 [ 67.034147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 r address: ffffffffaa8d9ef0 # [ 56.110458] #PF: supervisor wr[ 67.040592] CR2: 00007fbfff297000 CR3: 0000000104cf0004 CR4: 00000000003706e0 [ 67.054767] Call Trace: [ 67.057488] __refcount_sub_and_test.constprop.0+0x34/0x40 [ 67.063640] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x72 [ 67.069961] direct_entry.cold+0x2c/0x38 [ 67.074341] full_proxy_write+0x56/0x80 [ 67.078623] vfs_write+0xea/0x390 [ 67.082321] ksys_write+0x68/0xe0 [ 67.086018] do_syscall_64+0x33/0x40 [ 67.090009] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 67.095649] RIP: 0033:0x7fbfff3a6f33 [ 67.099638] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 67.120616] RSP: 002b:00007ffccb2051b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 67.129071] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbfff3a6f33 [ 67.137038] RDX: 0000000000000020 RSI: 00007fbfff297000 RDI: 0000000000000001 [ 67.144998] RBP: 00007fbfff297000 R08: 00007fbfff296010 R09: 0000000000000000 [ 67.152966] R10: 00007fbfff4a11c0 R11: 0000000000000246 R12: 0000000000000001 [ 67.160949] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 [ 67.168965] irq event stamp: 0 [ 67.172370] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 67.179361] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 [ 67.188495] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 67.197629] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.204626] ---[ end trace c5a38501f74d9432 ]--- [ 67.209779] lkdtm: Saturation detected: still saturated ite access in kernel mode # [ 56.122502] #PF: error_code(0x0003) - permissions violation # [ 56.128723] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 80000001284000e1 # [ 56.136497] Oops: 0003 [#14] SMP PTI # [ 56.140485] CPU: 2 PID: 1946 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 56.149121] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 56.155927] RIP: 0010:lkdtm_WRITE_RO+0x2e/0x3a # [ 56.160905] Code: 00 48 c7 c7 a8 0c cc aa 48 c7 c6 f0 9e 8d aa e8 93 9f fd ff 48 8b 05 16 31 5e 00 ba 34 12 cd ab 48 c7 c7 d8 0c cc aa 48 31 d0 <48> 89 05 00 31 5e 00 e9 71 9f fd ff 0f 1f 44 00 00 48 8b 05 27 55 # [ 56.181902] RSP: 0018:ffff98a902767e60 EFLAGS: 00010202 # [ 56.187734] RAX: 000000000198b861 RBX: 0000000000000028 RCX: 0000000000000000 # [ 56.195702] RDX: 00000000abcd1234 RSI: ffff8d623ad1bf70 RDI: ffffffffaacc0cd8 # [ 56.203668] RBP: ffffffffaacbfec5 R08: 0000000000000000 R09: 0000000000000000 # [ 56.211632] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000009 # [ 56.219599] R13: ffff98a902767f10 R14: ffff98a902767f10 R15: ffff8d61c4078000 # [ 56.227565] FS: 00007fd607c05580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 56.236600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.243014] CR2: ffffffffaa8d9ef0 CR3: 000000010310e006 CR4: 00000000003706e0 # [ 56.250982] Call Trace: # [ 56.253707] direct_entry.cold+0x2c/0x38 # [ 56.258075] full_proxy_write+0x56/0x80 # [ 56.262356] vfs_write+0xea/0x390 # [ 56.266051] ksys_write+0x68/0xe0 # [ 56.269748] do_syscall_64+0x33/0x40 # [ 56.273735] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 56.279372] RIP: 0033:0x7fd607b2df33 # [ 56.283360] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 56.304338] RSP: 002b:00007ffd813657c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 56.312790] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd607b2df33 # [ 56.320756] RDX: 0000000000000009 RSI: 00007fd607a1e000 RDI: 0000000000000001 # [ 56.328723] RBP: 00007fd607a1e000 R08: 00007fd607a1d010 R09: 0000000000000000 # [ 56.336691] R10: 00007fd607c281c0 R11: 0000000000000246 R12: 0000000000000001 # [ 56.344658] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 56.352627] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 56.379081] CR2: ffffffffaa8d9ef0 # [ 56.382778] ---[ end trace c5a38501f74d9420 ]--- # [ 56.387923] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 56.392300] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 56.413280] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 56.419113] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 56.427082] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 56.435048] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ 56.443018] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 56.450986] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 56.458963] FS: 00007fd607c05580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 56.468000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 56.474415] CR2: ffffffffaa8d9ef0 CR3: 000000010310e006 CR4: 00000000003706e0 # [ 56.482382] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 56.492290] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1946, name: cat # [ 56.500744] INFO: lockdep is turned off. # [ 56.505120] irq event stamp: 0 # [ 56.508525] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 56.515524] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 56.524649] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 56.533774] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 56.540772] CPU: 2 PID: 1946 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 56.549418] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 56.556222] Call Trace: # [ 56.558957] dump_stack+0x77/0x97 # [ 56.562653] ___might_sleep.cold+0xa6/0xb6 # [ 56.567224] exit_signals+0x1c/0x2d0 # [ 56.571212] do_exit+0xd5/0xb00 # [ 56.574714] ? ksys_write+0x68/0xe0 # [ 56.578605] rewind_stack_do_exit+0x17/0x20 # [ 56.583265] RIP: 0033:0x7fd607b2df33 # [ 56.587244] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 56.608222] RSP: 002b:00007ffd813657c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 56.616676] RAX: ffffffffffffffda RBX: 0000000000000009 RCX: 00007fd607b2df33 # [ 56.624641] RDX: 0000000000000009 RSI: 00007fd607a1e000 RDI: 0000000000000001 # [ 56.632609] RBP: 00007fd607a1e000 R08: 00007fd607a1d010 R09: 0000000000000000 # [ 56.640578] R10: 00007fd607c281c0 R11: 0000000000000246 R12: 0000000000000001 # [ 56.648546] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_RO: saw 'call trace:': ok[ 67.781140] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED [ 67.790274] lkdtm: attempting bad refcount_sub_and_test() from saturated [ 67.797792] ------------[ cut here ]------------ [ 67.802977] refcount_t: underflow; use-after-free. ok 39 selftests: lkdtm: WRITE_RO.sh # selftests: lkdtm: WRITE_[ 67.808350] WARNING: CPU: 2 PID: 2587 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 [ 67.823877] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify [ 67.850330] CPU: 2 PID: 2587 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 67.858980] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 67.865787] RIP: 0010:refcount_warn_saturate+0xa6/0xf0 [ 67.871524] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 [ 67.892503] RSP: 0018:ffff98a903157e40 EFLAGS: 00010286 [ 67.898336] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 [ 67.906307] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 [ 67.914276] RBP: ffffffffaacbfc20 R08: 0000000000000000 R09: 0000000000000000 [ 67.922245] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 [ 67.930214] R13: ffff98a903157f10 R14: ffff98a903157f10 R15: ffff8d61c40b3000 [ 67.938183] FS: 00007f20ac657580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 [ 67.947220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.953637] CR2: 00007f20ac470000 CR3: 0000000102748002 CR4: 00000000003706e0 [ 67.961606] Call Trace: [ 67.964336] __refcount_sub_and_test.constprop.0+0x34/0x40 [ 67.970487] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x72 [ 67.976807] direct_entry.cold+0x2c/0x38 [ 67.981189] full_proxy_write+0x56/0x80 [ 67.985471] vfs_write+0xea/0x390 [ 67.989169] ksys_write+0x68/0xe0 [ 67.992868] do_syscall_64+0x33/0x40 [ 67.996909] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 68.002551] RIP: 0033:0x7f20ac57ff33 [ 68.006540] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 68.027521] RSP: 002b:00007ffd954cb198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 68.035976] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f20ac57ff33 [ 68.043958] RDX: 0000000000000020 RSI: 00007f20ac470000 RDI: 0000000000000001 [ 68.051941] RBP: 00007f20ac470000 R08: 00007f20ac46f010 R09: 0000000000000000 [ 68.059942] R10: 00007f20ac67a1c0 R11: 0000000000000246 R12: 0000000000000001 [ 68.067913] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 RO_AFTER_INIT.sh # Killed # [ 56.729416] lkdtm: Performing d[ 68.075887] irq event stamp: 0 irect entry WRITE_RO_AFTER_INIT # [ 56.737663] lkdtm: attempt[ 68.085501] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 68.098718] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 ing bad ro_after_init write at ffffffffaad3c328 # [ 56.751465[ 68.107908] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 [ 68.123255] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 68.130276] ---[ end trace c5a38501f74d9433 ]--- ] BUG: unable to handle page fault for address: ffffffffaad3c328[ 68.135442] lkdtm: Saturation detected: still saturated # [ 56.765351] #PF: supervisor write access in kernel mode # [ 56.771182] #PF: error_code(0x0003) - permissions violation # [ 56.777406] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 104c6f063 PTE 800000012893c061 # [ 56.792662] Oops: 0003 [#15] SMP PTI # [ 56.796640] CPU: 1 PID: 1981 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 56.805279] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 56.812085] RIP: 0010:lkdtm_WRITE_RO_AFTER_INIT+0x4e/0x5a # [ 56.818113] Code: 0d cc aa e9 45 9f fd ff 48 c7 c7 30 0d cc aa e8 39 9f fd ff 48 8b 05 f4 54 a4 00 ba 34 12 cd ab 48 c7 c7 d8 0c cc aa 48 31 d0 <48> 89 05 de 54 a4 00 e9 17 9f fd ff 0f 1f 44 00 00 41 54 48 c7 c7 # [ 56.845303] RSP: 0018:ffff98a90280fe60 EFLAGS: 00010202 # [ 56.851136] RAX: 00000000fe67479e RBX: 0000000000000029 RCX: 0000000000000000 # [ 56.859104] RDX: 00000000abcd1234 RSI: ffff8d623ac9bf70 RDI: ffffffffaacc0cd8 # [ 56.867071] RBP: ffffffffaacbfece R08: 0000000000000000 R09: 0000000000000000 # [ 56.875038] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000014 # [ 56.883007] R13: ffff98a90280ff10 R14: ffff98a90280ff10 R15: ffff8d61c5c98000 # [ 56.890974] FS: 00007f3a841bd580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 # [ 56.900010] CS: 0010 DS: 0000 ES: 0000 CR0: 0000[ 68.272764] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO 000080050033 # [ 56.906424] CR2: ffffffffaad3c328 CR3: 000000[ 68.284767] lkdtm: attempting good copy_to_user of correct size 010312c004 CR4: 00000000003706e0 # [ 56.914393] Call Trace: [ 68.297618] lkdtm: attempting bad copy_to_user of too large size # [ 56.917118] direct_entry.cold+0x2c/0x38 # [ 56.921488] full_proxy_write+0x56/0x80 # [ 56.925769] vfs_write+0xea/0x390 # [ 56.935677] ksys_write+0x68/0xe0 # [ 56.939376] do_syscall_64+0x33/0x40 # [ 56.943366] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 56.949005] RIP: 0033:0x7f3a840e5f33 # [ 56.952991] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 56.973972] RSP: 002b:00007ffdfa1c4388 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 56.982426] RAX: ffffffffffffffda RBX: 0000000000000014 RCX: 00007f3a840e5f33 # [ 56.990394] RDX: 0000000000000014 RSI: 00007f3a83fd6000 RDI: 0000000000000001 # [ 56.998364] RBP: 00007f3a83fd6000[ 68.386029] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM R08: 00007f3a83fd5010 R09: 0000000000000000 # [ 57.006332] R[ 68.398214] lkdtm: attempting good copy_from_user of correct size 10: 00007f3a841e01c0 R11: 0000000000000246 R12: 0000000000000001[ 68.411266] lkdtm: attempting bad copy_from_user of too large size # [ 57.014302] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 57.022272] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 57.054909] CR2: ffffffffaad3c328 # [ 57.058606] ---[ end trace c5a38501f74d9421 ]--- # [ 57.063760] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 57.068135] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 57.089117] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 # [ 57.094957] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX: 0000000000000000 # [ 57.102925] RDX: 0000000000000000 RSI: ffff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 57.1[ 68.516199] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO [ 68.524781] lkdtm: attempting good copy_to_user inside whitelist 10904] RBP: ffffffffaad1b088 R08: 0000000000000001 R09: 00000000[ 68.531504] lkdtm: attempting bad copy_to_user outside whitelist 00000001 # [ 57.118872] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000004 # [ 57.126841] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 57.134810] FS: 00007f3a841bd580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 # [ 57.143847] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.150263] CR2: ffffffffaad3c328 CR3: 000000010312c004 CR4: 00000000003706e0 # WRITE_RO_AFTER_INIT: saw 'call trace:': ok ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # selftests: lkdtm: WRITE_KERN.sh # Killed # [ 57.229706] lkdtm: Performing direct entry WRITE_KERN # [ 57.238475] lkdtm: attempting bad 6573652 byte write at ffffffffaa2f6d54 # [ 57.252198] BUG: unable to handle page fault for address: ffffffffaa2f6d54 # [ 57.266050] #PF: supervisor write access in kernel mode # [ 57.271872] #PF: error_code(0x0003) - permiss[ 68.625283] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM [ 68.638891] lkdtm: attempting good copy_from_user inside whitelist [ 68.645859] lkdtm: attempting bad copy_from_user outside whitelist ions violation # [ 57.278091] PGD 128a29067 P4D 128a29067 PUD 128a2a063 PMD 127e000e1 # [ 57.285193] Oops: 0003 [#16] SMP PTI # [ 57.289172] CPU: 0 PID: 2016 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 57.297812] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 57.304617] RIP: 0010:lkdtm_WRITE_KERN+0x38/0x4e # [ 57.309773] Code: 53 48 c7 c3 54 6d 2f aa 49 89 dc 48 89 da 49 81 ec 00 1f cb a9 4c 89 e6 e8 ec 9e fd ff 48 89 df 4c 89 e1 48 c7 c6 00 1f cb a9 a4 48 c7 c7 d8 0c cc aa e8 d1 9e fd ff 5b 41 5c e9 b7 fe ff ff # [ 57.330750] RSP: 0018:ffff98a902877e50 EFLAGS: 00010246 # [ 57.336571] RAX: 000000000000003c RBX: ffffffffaa2f6d54 RCX: 0000000000644e54 # [ 57.344539] RDX: 0000000000000000 RSI: ffffffffa9cb1f00 RDI: ffffffffaa2f6d54 # [ 57.352506] RBP: ffffffffaacbfee2 R08: 0000000000000000 R09: 0000000000000000 # [ 57.360[ 68.737334] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO 473] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000[ 68.746707] lkdtm: good_stack: ffff98a903507e20-ffff98a903507e40 644e54 # [ 57.368440] R13: ffff98a902877f10 R14: ffff98a90287[ 68.759638] lkdtm: bad_stack : ffff98a903507da8-ffff98a903507dc8 7f10 R15: ffff8d61c274f000 # [ 57.376408] FS: 00007fe0310fa5[ 68.772576] lkdtm: attempting good copy_to_user of local stack 80(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ [ 68.785292] lkdtm: attempting bad copy_to_user of distant stack 57.385442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.391855] CR2: ffffffffaa2f6d54 CR3: 00000001031a4004 CR4: 00000000003706f0 # [ 57.399823] Call Trace: # [ 57.402550] direct_entry.cold+0x2c/0x38 # [ 57.406933] full_proxy_write+0x56/0x80 # [ 57.411218] vfs_write+0xea/0x390 # [ 57.414914] ksys_write+0x68/0xe0 # [ 57.418612] do_syscall_64+0x33/0x40 # [ 57.422600] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 57.428230] RIP: 0033:0x7fe031022f33 # [ 57.432217] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 57.453182] RSP: 002b:00007ffecb7b1518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.461634] RAX: fffffff[ 68.873487] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM fffffffda RBX: 000000000000000b RCX: 00007fe031022f33 # [ 57.[ 68.886013] lkdtm: good_stack: ffff98a90357fe20-ffff98a90357fe40 469600] RDX: 000000000000000b RSI: 00007fe030f13000 RDI: 0000000[ 68.898983] lkdtm: bad_stack : ffff98a90357fda8-ffff98a90357fdc8 000000001 # [ 57.477566] RBP: 00007fe030f13000 R08: 00007fe03[ 68.911914] lkdtm: attempting good copy_from_user of local stack 0f12010 R09: 0000000000000000 # [ 57.485533] R10: 00007fe0311[ 68.924843] lkdtm: attempting bad copy_from_user of distant stack 1d1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 57.493498] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 57.501467] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 57.527898] CR2: ffffffffaa2f6d54 # [ 57.531590] ---[ end trace c5a38501f74d9422 ]--- # [ 57.536742] RIP: 0010:lkdtm_BUG+0x5/0x10 # [ 57.541109] Code: 5b a5 ff 48 c7 c0 ea ff ff ff eb e2 48 c7 c0 ea ff ff ff c3 48 c7 c0 f4 ff ff ff eb d1 cc cc cc cc cc cc cc cc 0f 1f 44 00 00 <0f> 0b 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 05 e0 19 70 02 # [ 57.562085] RSP: 0018:ffff98a901417e60 EFLAGS: 00010286 #[ 69.016764] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND [ 57.567908] RAX: ffffffffa9cb1b30 RBX: 0000000000000001 RCX:[ 69.025404] lkdtm: good_stack: ffff98a903617e20-ffff98a903617e40 0000000000000000 # [ 57.575874] RDX: 0000000000000000 RSI: f[ 69.038316] lkdtm: bad_stack : ffff98a903617ff8-ffff98a903618018 fff8d623ad9bf70 RDI: ffffffffaa8d9a70 # [ 57.583842] RBP: fff[ 69.051254] lkdtm: attempting good copy_to_user of local stack fffffaad1b088 R08: 0000000000000001 R09: 0000000000000001 # [ [ 69.064046] lkdtm: attempting bad copy_to_user of distant stack 57.591807] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000[ 69.076853] lkdtm: copy_to_user failed, but lacked Oops 0000000000004 # [ 57.599774] R13: ffff98a901417f10 R14: ffff98a901417f10 R15: ffff8d61c4b78000 # [ 57.607740] FS: 00007fe0310fa580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 57.616775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 57.623188] CR2: ffffffffaa2f6d54 CR3: 00000001031a4004 CR4: 00000000003706f0 # [ 57.631155] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49 # [ 57.641065] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 2016, name: cat # [ 57.649516] INFO: lockdep is turned off. # [ 57.653890] irq event stamp: 0 # [ 57.657294] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 57.664292] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 57.673432] softirqs last enabled[ 69.165181] lkdtm: Performing direct entry USERCOPY_KERNEL at (0): [] copy_process+0x63c/0x1c80 # [ 5[ 69.175797] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffaa8d9f10 7.682562] softirqs last disabled at (0): [<0000000000000000>] 0x[ 69.190688] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa96d1460 0 # [ 57.689558] CPU: 0 PID: 2016 Comm: cat Tainted: G D[ 69.205236] lkdtm: FAIL: survived bad copy_to_user() W 5.10.129-cip12 #1 # [ 57.698204] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 57.705006] Call Trace: # [ 57.707733] dump_stack+0x77/0x97 # [ 57.711435] ___might_sleep.cold+0xa6/0xb6 # [ 57.716006] exit_signals+0x1c/0x2d0 # [ 57.719995] do_exit+0xd5/0xb00 # [ 57.723498] ? ksys_write+0x68/0xe0 # [ 57.727388] ? lkdtm_SLAB_FREE_CROSS.cold+0x32/0x32 # [ 57.732831] rewind_stack_do_exit+0x17/0x20 # [ 57.737489] RIP: 0033:0x7fe031022f33 # [ 57.741476] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 57.762452] RSP: 002b:00007ffecb7b1518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 57.770904] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007fe031022f33 # [ 57.7[ 69.299195] lkdtm: Performing direct entry STACKLEAK_ERASING [ 69.310356] lkdtm: checking unused part of the thread stack (15928 bytes)... [ 69.318279] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) [ 69.326078] lkdtm: FAIL: the thread stack is NOT properly erased [ 69.332801] CPU: 3 PID: 2952 Comm: cat Tainted: G D W 5.10.129-cip12 #1 [ 69.341456] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 [ 69.348258] Call Trace: [ 69.350988] dump_stack+0x77/0x97 [ 69.354685] lkdtm_STACKLEAK_ERASING+0x116/0x140 [ 69.359837] direct_entry.cold+0x2c/0x38 [ 69.364215] full_proxy_write+0x56/0x80 [ 69.368493] vfs_write+0xea/0x390 [ 69.372189] ksys_write+0x68/0xe0 [ 69.375903] do_syscall_64+0x33/0x40 [ 69.379905] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 69.385541] RIP: 0033:0x7fbf42e78f33 [ 69.389529] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 69.410504] RSP: 002b:00007ffcd870e4e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 69.418959] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fbf42e78f33 [ 69.426925] RDX: 0000000000000012 RSI: 00007fbf42d69000 RDI: 0000000000000001 [ 69.434904] RBP: 00007fbf42d69000 R08: 00007fbf42d68010 R09: 0000000000000000 [ 69.442870] R10: 00007fbf42f731c0 R11: 0000000000000246 R12: 0000000000000001 [ 69.450837] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 78870] RDX: 000000000000000b RSI: 00007fe030f13000 RDI: 0000000000000001 # [ 57.786836] RBP: 00007fe030f13000 R08: 00007fe030f12010 R09: 0000000000000000 # [ 57.794802] R10: 00007fe03111d1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 57.802769] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # WRITE_KERN: saw 'call trace:': ok ok 41 selftests: lkdtm: WRITE_KERN.sh # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # [ 57.927600] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW # [ 57.935636] lkdtm: attempting good refcount_inc() without overflow # [ 57.948749] lkdtm: attempting bad refcount_inc() overflow # [ 57.960990] ------------[ cut here ]------------ # [ 57.972381] refcount_t: saturated; leaking memory. # [ 57.983940] WARNING: CPU: 0 PID: 2051 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 # [ 57.999489] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub [ 69.563499] lkdtm: Performing direct entry CFI_FORWARD_PROTO [ 69.570879] lkdtm: Calling matched prototype ... [ 69.576066] lkdtm: Calling mismatched prototype ... [ 69.581535] lkdtm: Fail: survived mismatched prototype function call! x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 58.032145] CPU: 0 PID: 2051 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 58.046994] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 58.060053] RIP: 0010:refcount_warn_saturate+0x49/0xf0 # [ 58.071992] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 # [ 58.099225] RSP: 0018:ffff98a9028efe48 EFLAGS: 00010286 # [ 58.111259] RAX: 0000000000000000 RBX: 000000000000002b RCX: 0000000000000000 # [ 58.125473] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 # [ 58.139702] RBP: ffffffffaacbfeed R08: 0000000000000000 R09: 0000000000000000 # [ 58.153846] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 58.168066] R13: ffff98a9028eff10 R14: ffff98a9028eff10 R15: ffff8d61c4d66000 # [ 58.182232] FS: 00007f3da35cf580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 58.197532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.210129] CR2: 00007f3da33e8000 CR3: 000000010469e002 CR4: 00000000003706f0 # [ 58.224317] Call Trace: # [ 58.233284] lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0x94 # [ 58.244845] direct_entry.cold+0x2c/0x38 # [ 58.255445] full_proxy_write+0x56/0x80 # [ 58.265960] vfs_write+0xea/0x390 # [ 58.275867] ksys_write+0x68/0xe0 # [ 58.285809] do_syscall_64+0x33/0x40 # [ 58.296026] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 58.307850] RIP: 0033:0x7f3da34f7f33 # [ 58.318099] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 58.345279] RSP: 002b:00007ffc83f4ebd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.359992] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f3da34f7f33 # [ 58.374153] RDX: 0000000000000016 RSI: 00007f3da33e8000 RDI: 0000000000000001 # [ 58.388337] RBP: 00007f3da33e8000 R08: 00007f3da33e7010 R09: 0000000000000000 # [ 58.402510] R10: 00007f3da35f21c0 R11: 0000000000000246 R12: 0000000000000001 # [ 58.416695] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 58.430906] irq event stamp: 0 # [ 58.440503] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 58.453728] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 58.469068] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 58.484422] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 58.497624] ---[ end trace c5a38501f74d9423 ]--- # [ 58.509021] lkdtm: Overflow detected: saturated # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # [ 58.613437] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW # [ 58.626420] lkdtm: attempting good refcount_add() without overflow # [ 58.633331] lkdtm: attempting bad refcount_add() overflow # [ 58.639361] ------------[ cut here ]------------ # [ 58.644514] refcount_t: saturated; leaking memory. # [ 58.649884] WARNING: CPU: 3 PID: 2083 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 # [ 58.659222] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 58.691851] CPU: 3 PID: 2083 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 58.700499] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 58.707305] RIP: 0010:refcount_warn_saturate+0x49/0xf0 # [ 58.713042] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 # [ 58.734023] RSP: 0018:ffff98a9029bfe48 EFLAGS: 00010286 # [ 58.739906] RAX: 0000000000000000 RBX: 000000000000002c RCX: 0000000000000000 # [ 58.747879] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 58.762059] RBP: ffffffffaacbff03 R08: 0000000000000000 R09: 0000000000000000 # [ 58.770028] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 58.777997] R13: ffff98a9029bff10 R14: ffff98a9029bff10 R15: ffff8d61c5d6f000 # [ 58.785968] FS: 00007fe5681d5580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 58.795005] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 58.801420] CR2: 00007fe567fee000 CR3: 000000010287c005 CR4: 00000000003706e0 # [ 58.809385] Call Trace: # [ 58.818331] lkdtm_REFCOUNT_ADD_OVERFLOW+0x7f/0xa3 # [ 58.829894] direct_entry.cold+0x2c/0x38 # [ 58.834281] full_proxy_write+0x56/0x80 # [ 58.844781] vfs_write+0xea/0x390 # [ 58.848509] ksys_write+0x68/0xe0 # [ 58.852209] do_syscall_64+0x33/0x40 # [ 58.856199] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 58.861839] RIP: 0033:0x7fe5680fdf33 # [ 58.865829] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 58.886812] RSP: 002b:00007ffcc5eb6678 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 58.895301] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007fe5680fdf33 # [ 58.903292] RDX: 0000000000000016 RSI: 00007fe567fee000 RDI: 0000000000000001 # [ 58.911252] RBP: 00007fe567fee000 R08: 00007fe567fed010 R09: 0000000000000000 # [ 58.919221] R10: 00007fe5681f81c0 R11: 0000000000000246 R12: 0000000000000001 # [ 58.927182] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 58.935154] irq event stamp: 0 # [ 58.938561] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 58.945561] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 58.954697] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 58.963831] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 58.970831] ---[ end trace c5a38501f74d9424 ]--- # [ 58.975985] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # [ 59.048892] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW # [ 59.057030] lkdtm: attempting bad refcount_inc_not_zero() overflow # [ 59.063937] ------------[ cut here ]------------ # [ 59.069105] refcount_t: saturated; leaking memory. # [ 59.074493] WARNING: CPU: 2 PID: 2115 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 # [ 59.083829] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 59.116455] CPU: 2 PID: 2115 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 59.125106] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 59.138129] RIP: 0010:refcount_warn_saturate+0x87/0xf0 # [ 59.150079] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 # [ 59.171060] RSP: 0018:ffff98a902a27e38 EFLAGS: 00010282 # [ 59.176911] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 59.184888] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 # [ 59.199063] RBP: ffffffffaacbfb40 R08: 0000000000000000 R09: 0000000000000000 # [ 59.207058] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 59.215028] R13: ffff98a902a27f10 R14: ffff98a902a27f10 R15: ffff8d61c13f5000 # [ 59.222997] FS: 00007fa731ece580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 59.232034] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.238449] CR2: 00007fa731ce7000 CR3: 0000000105742004 CR4: 00000000003706e0 # [ 59.246409] Call Trace: # [ 59.249139] __refcount_add_not_zero.constprop.0+0x2a/0x31 # [ 59.255289] lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x3e/0x72 # [ 59.261535] direct_entry.cold+0x2c/0x38 # [ 59.265915] full_proxy_write+0x56/0x80 # [ 59.270196] vfs_write+0xea/0x390 # [ 59.273908] ksys_write+0x68/0xe0 # [ 59.283821] do_syscall_64+0x33/0x40 # [ 59.287812] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 59.293453] RIP: 0033:0x7fa731df6f33 # [ 59.297443] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 59.318432] RSP: 002b:00007ffef4b21968 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.326890] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa731df6f33 # [ 59.341071] RDX: 000000000000001f RSI: 00007fa731ce7000 RDI: 0000000000000001 # [ 59.349039] RBP: 00007fa731ce7000 R08: 00007fa731ce6010 R09: 0000000000000000 # [ 59.356998] R10: 00007fa731ef11c0 R11: 0000000000000246 R12: 0000000000000001 # [ 59.364958] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 59.372943] irq event stamp: 0 # [ 59.376381] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 59.383381] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 59.392516] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 59.401652] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 59.408652] ---[ end trace c5a38501f74d9425 ]--- # [ 59.413808] lkdtm: Overflow detected: saturated # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # [ 59.498710] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW # [ 59.507248] lkdtm: attempting bad refcount_add_not_zero() overflow # [ 59.514159] ------------[ cut here ]------------ # [ 59.519317] refcount_t: saturated; leaking memory. # [ 59.524695] WARNING: CPU: 2 PID: 2147 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 # [ 59.534033] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 59.566659] CPU: 2 PID: 2147 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 59.575308] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 59.582114] RIP: 0010:refcount_warn_saturate+0x87/0xf0 # [ 59.587851] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 # [ 59.608832] RSP: 0018:ffff98a902a77e38 EFLAGS: 00010282 # [ 59.614666] RAX: 0000000000000000 RBX: 000000007fffffff RCX: 0000000000000000 # [ 59.622636] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 # [ 59.630606] RBP: ffffffffaacbfb60 R08: 0000000000000000 R09: 0000000000000000 # [ 59.638575] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 59.646545] R13: ffff98a902a77f10 R14: ffff98a902a77f10 R15: ffff8d61c4c70000 # [ 59.654515] FS: 00007fa85acea580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 59.663552] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 59.669968] CR2: 00007fa85ab03000 CR3: 000000010333e003 CR4: 00000000003706e0 # [ 59.677953] Call Trace: # [ 59.680685] __refcount_add_not_zero.constprop.0+0x2a/0x31 # [ 59.686836] lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x3e/0x72 # [ 59.693064] direct_entry.cold+0x2c/0x38 # [ 59.703656] full_proxy_write+0x56/0x80 # [ 59.714151] vfs_write+0xea/0x390 # [ 59.717877] ksys_write+0x68/0xe0 # [ 59.727788] do_syscall_64+0x33/0x40 # [ 59.731810] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 59.737474] RIP: 0033:0x7fa85ac12f33 # [ 59.741466] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 59.762469] RSP: 002b:00007fffe021f088 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 59.770940] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fa85ac12f33 # [ 59.785114] RDX: 000000000000001f RSI: 00007fa85ab03000 RDI: 0000000000000001 # [ 59.793083] RBP: 00007fa85ab03000 R08: 00007fa85ab02010 R09: 0000000000000000 # [ 59.801053] R10: 00007fa85ad0d1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 59.809022] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 59.816997] irq event stamp: 0 # [ 59.820434] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 59.827435] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 59.836595] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 59.845732] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 59.852729] ---[ end trace c5a38501f74d9426 ]--- # [ 59.857906] lkdtm: Overflow detected: saturated # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # [ 59.932795] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO # [ 59.943874] lkdtm: attempting good refcount_dec() # [ 59.949124] lkdtm: attempting bad refcount_dec() to zero # [ 59.955058] ------------[ cut here ]------------ # [ 59.960210] refcount_t: decrement hit 0; leaking memory. # [ 59.966160] WARNING: CPU: 2 PID: 2179 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0 # [ 59.975496] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 60.008130] CPU: 2 PID: 2179 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 60.016807] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 60.029823] RIP: 0010:refcount_warn_saturate+0xdf/0xf0 # [ 60.035560] Code: ff 48 c7 c7 10 ba c5 aa c6 05 b4 1c 76 01 01 e8 5d fb 92 00 0f 0b c3 48 c7 c7 e0 b9 c5 aa c6 05 9f 1c 76 01 01 e8 47 fb 92 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00 # [ 60.056562] RSP: 0018:ffff98a902aefe48 EFLAGS: 00010286 # [ 60.062407] RAX: 0000000000000000 RBX: 000000000000002f RCX: 0000000000000000 # [ 60.076586] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 # [ 60.084557] RBP: ffffffffaacbff19 R08: 0000000000000000 R09: 0000000000000000 # [ 60.092526] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 60.100495] R13: ffff98a902aeff10 R14: ffff98a902aeff10 R15: ffff8d61c13d9000 # [ 60.108465] FS: 00007f3642f6c580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 60.117502] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.123918] CR2: 00007f3642d85000 CR3: 00000001026ba005 CR4: 00000000003706e0 # [ 60.131906] Call Trace: # [ 60.134638] lkdtm_REFCOUNT_DEC_ZERO+0x4d/0xb9 # [ 60.145812] direct_entry.cold+0x2c/0x38 # [ 60.156408] full_proxy_write+0x56/0x80 # [ 60.166906] vfs_write+0xea/0x390 # [ 60.176822] ksys_write+0x68/0xe0 # [ 60.186737] do_syscall_64+0x33/0x40 # [ 60.196945] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 60.208801] RIP: 0033:0x7f3642e94f33 # [ 60.219007] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 60.246209] RSP: 002b:00007ffccb6c30c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.260883] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3642e94f33 # [ 60.275071] RDX: 0000000000000012 RSI: 00007f3642d85000 RDI: 0000000000000001 # [ 60.289262] RBP: 00007f3642d85000 R08: 00007f3642d84010 R09: 0000000000000000 # [ 60.303452] R10: 00007f3642f8f1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 60.317640] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.331831] irq event stamp: 0 # [ 60.341449] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 60.354668] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 60.370020] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 60.385372] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 60.398590] ---[ end trace c5a38501f74d9427 ]--- # [ 60.403746] lkdtm: Zero detected: saturated # REFCOUNT_DEC_ZERO: saw 'call trace:': ok ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # [ 60.485260] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE # [ 60.495925] lkdtm: attempting bad refcount_dec() below zero # [ 60.508365] ------------[ cut here ]------------ # [ 60.519732] refcount_t: decrement hit 0; leaking memory. # [ 60.531894] WARNING: CPU: 1 PID: 2214 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0 # [ 60.547421] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 60.580058] CPU: 1 PID: 2214 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 60.594929] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 60.607965] RIP: 0010:refcount_warn_saturate+0xdf/0xf0 # [ 60.619921] Code: ff 48 c7 c7 10 ba c5 aa c6 05 b4 1c 76 01 01 e8 5d fb 92 00 0f 0b c3 48 c7 c7 e0 b9 c5 aa c6 05 9f 1c 76 01 01 e8 47 fb 92 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00 # [ 60.647143] RSP: 0018:ffff98a902b9fe48 EFLAGS: 00010286 # [ 60.659174] RAX: 0000000000000000 RBX: 0000000000000030 RCX: 0000000000000000 # [ 60.673356] RDX: ffff8d623acac660 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 # [ 60.681328] RBP: ffffffffaacbff2b R08: 0000000000000000 R09: 0000000000000000 # [ 60.695507] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000016 # [ 60.703478] R13: ffff98a902b9ff10 R14: ffff98a902b9ff10 R15: ffff8d61c34ca000 # [ 60.711448] FS: 00007f8d39d25580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 # [ 60.720487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 60.733112] CR2: 00007f8d39b3e000 CR3: 0000000105742006 CR4: 00000000003706e0 # [ 60.741084] Call Trace: # [ 60.743816] lkdtm_REFCOUNT_DEC_NEGATIVE+0x37/0x5d # [ 60.755405] direct_entry.cold+0x2c/0x38 # [ 60.765999] full_proxy_write+0x56/0x80 # [ 60.776494] vfs_write+0xea/0x390 # [ 60.780217] ksys_write+0x68/0xe0 # [ 60.790125] do_syscall_64+0x33/0x40 # [ 60.794118] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 60.805966] RIP: 0033:0x7f8d39c4df33 # [ 60.809957] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 60.837152] RSP: 002b:00007ffeb8ca14f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 60.845613] RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 00007f8d39c4df33 # [ 60.859793] RDX: 0000000000000016 RSI: 00007f8d39b3e000 RDI: 0000000000000001 # [ 60.867767] RBP: 00007f8d39b3e000 R08: 00007f8d39b3d010 R09: 0000000000000000 # [ 60.881951] R10: 00007f8d39d481c0 R11: 0000000000000246 R12: 0000000000000001 # [ 60.889922] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 60.904107] irq event stamp: 0 # [ 60.913726] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 60.920730] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 60.936073] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 60.945233] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 60.958440] ---[ end trace c5a38501f74d9428 ]--- # [ 60.963597] lkdtm: Negative detected: saturated # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # [ 61.038109] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE # [ 61.050843] lkdtm: attempting bad refcount_dec_and_test() below zero # [ 61.064171] ------------[ cut here ]------------ # [ 61.075503] refcount_t: underflow; use-after-free. # [ 61.087121] WARNING: CPU: 0 PID: 2249 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 # [ 61.102654] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 61.135287] CPU: 0 PID: 2249 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 61.150113] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 61.156935] RIP: 0010:refcount_warn_saturate+0xa6/0xf0 # [ 61.168919] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 # [ 61.196112] RSP: 0018:ffff98a902c27e40 EFLAGS: 00010286 # [ 61.208233] RAX: 0000000000000000 RBX: 0000000000000031 RCX: 0000000000000000 # [ 61.222439] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 # [ 61.236642] RBP: ffffffffaacbfb80 R08: 0000000000000000 R09: 0000000000000000 # [ 61.250791] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 61.265028] R13: ffff98a902c27f10 R14: ffff98a902c27f10 R15: ffff8d61c4be6000 # [ 61.279159] FS: 00007fe8b4df6580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 61.294429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.307064] CR2: 00007fe8b4c0f000 CR3: 0000000104e06001 CR4: 00000000003706f0 # [ 61.321255] Call Trace: # [ 61.330179] __refcount_sub_and_test.constprop.0+0x34/0x40 # [ 61.342528] lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x3e/0x74 # [ 61.354958] direct_entry.cold+0x2c/0x38 # [ 61.365552] full_proxy_write+0x56/0x80 # [ 61.376046] vfs_write+0xea/0x390 # [ 61.385967] ksys_write+0x68/0xe0 # [ 61.395885] do_syscall_64+0x33/0x40 # [ 61.406093] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 61.417942] RIP: 0033:0x7fe8b4d1ef33 # [ 61.428157] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 61.455341] RSP: 002b:00007fffed0bf508 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 61.470038] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007fe8b4d1ef33 # [ 61.484203] RDX: 000000000000001f RSI: 00007fe8b4c0f000 RDI: 0000000000000001 # [ 61.498402] RBP: 00007fe8b4c0f000 R08: 00007fe8b4c0e010 R09: 0000000000000000 # [ 61.512573] R10: 00007fe8b4e191c0 R11: 0000000000000246 R12: 0000000000000001 # [ 61.526772] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 61.540946] irq event stamp: 0 # [ 61.550586] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 61.563786] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 61.579132] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 61.594495] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 61.607704] ---[ end trace c5a38501f74d9429 ]--- # [ 61.619084] lkdtm: Negative detected: saturated # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # [ 61.739574] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE # [ 61.749785] lkdtm: attempting bad refcount_sub_and_test() below zero # [ 61.763096] ------------[ cut here ]------------ # [ 61.774466] refcount_t: underflow; use-after-free. # [ 61.786059] WARNING: CPU: 1 PID: 2284 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 # [ 61.801573] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 61.834208] CPU: 1 PID: 2284 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 61.849072] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 61.855881] RIP: 0010:refcount_warn_saturate+0xa6/0xf0 # [ 61.867826] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 # [ 61.895043] RSP: 0018:ffff98a902cd7e40 EFLAGS: 00010286 # [ 61.907092] RAX: 0000000000000000 RBX: 0000000000000032 RCX: 0000000000000000 # [ 61.915063] RDX: ffff8d623acac660 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 # [ 61.929262] RBP: ffffffffaacbfba0 R08: 0000000000000000 R09: 0000000000000000 # [ 61.943446] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 000000000000001f # [ 61.957631] R13: ffff98a902cd7f10 R14: ffff98a902cd7f10 R15: ffff8d61c56eb000 # [ 61.971818] FS: 00007ff1bc5b5580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 # [ 61.987073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 61.999703] CR2: 00007ff1bc3ce000 CR3: 00000001054d4004 CR4: 00000000003706e0 # [ 62.013906] Call Trace: # [ 62.016640] __refcount_sub_and_test.constprop.0+0x34/0x40 # [ 62.028975] lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x3e/0x77 # [ 62.041413] direct_entry.cold+0x2c/0x38 # [ 62.052006] full_proxy_write+0x56/0x80 # [ 62.062499] vfs_write+0xea/0x390 # [ 62.072411] ksys_write+0x68/0xe0 # [ 62.076113] do_syscall_64+0x33/0x40 # [ 62.086310] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 62.098165] RIP: 0033:0x7ff1bc4ddf33 # [ 62.108370] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 62.129354] RSP: 002b:00007ffc4d05a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 62.144019] RAX: ffffffffffffffda RBX: 000000000000001f RCX: 00007ff1bc4ddf33 # [ 62.155485] RDX: 000000000000001f RSI: 00007ff1bc3ce000 RDI: 0000000000000001 # [ 62.163458] RBP: 00007ff1bc3ce000 R08: 00007ff1bc3cd010 R09: 0000000000000000 # [ 62.175018] R10: 00007ff1bc5d81c0 R11: 0000000000000246 R12: 0000000000000001 # [ 62.183013] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 62.197197] irq event stamp: 0 # [ 62.200612] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.207618] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 62.216764] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 62.225901] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.239111] ---[ end trace c5a38501f74d942a ]--- # [ 62.244268] lkdtm: Negative detected: saturated # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh # selftests: lkdtm: REFCOUNT_INC_ZERO.sh # [ 62.324698] lkdtm: Performing direct entry REFCOUNT_INC_ZERO # [ 62.336503] lkdtm: attempting safe refcount_inc_not_zero() from zero # [ 62.343650] lkdtm: Good: zero detected # [ 62.347877] lkdtm: Correctly stayed at zero # [ 62.352564] lkdtm: attempting bad refcount_inc() from zero # [ 62.358703] ------------[ cut here ]------------ # [ 62.363871] refcount_t: addition on 0; use-after-free. # [ 62.369624] WARNING: CPU: 3 PID: 2316 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0 # [ 62.378962] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 62.405427] CPU: 3 PID: 2316 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 62.420285] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 62.427094] RIP: 0010:refcount_warn_saturate+0x68/0xf0 # [ 62.432832] Code: 05 38 1d 76 01 01 e8 dd fb 92 00 0f 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 1d 76 01 01 e8 be fb 92 00 <0f> 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb # [ 62.453819] RSP: 0018:ffff98a902d3fe48 EFLAGS: 00010286 # [ 62.459687] RAX: 0000000000000000 RBX: 0000000000000033 RCX: 0000000000000000 # [ 62.467660] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 62.475632] RBP: ffffffffaacbff41 R08: 0000000000000000 R09: 0000000000000000 # [ 62.483606] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 62.491578] R13: ffff98a902d3ff10 R14: ffff98a902d3ff10 R15: ffff8d61c3443000 # [ 62.499550] FS: 00007f3af79ea580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 62.508590] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 62.515008] CR2: 00007f3af7803000 CR3: 000000010556c001 CR4: 00000000003706e0 # [ 62.529194] Call Trace: # [ 62.538141] lkdtm_REFCOUNT_INC_ZERO+0x99/0xbd # [ 62.543130] direct_entry.cold+0x2c/0x38 # [ 62.553720] full_proxy_write+0x56/0x80 # [ 62.558031] vfs_write+0xea/0x390 # [ 62.561731] ksys_write+0x68/0xe0 # [ 62.565430] do_syscall_64+0x33/0x40 # [ 62.569421] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 62.575060] RIP: 0033:0x7f3af7912f33 # [ 62.579072] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 62.600068] RSP: 002b:00007ffc9d141b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 62.614730] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f3af7912f33 # [ 62.622699] RDX: 0000000000000012 RSI: 00007f3af7803000 RDI: 0000000000000001 # [ 62.630661] RBP: 00007f3af7803000 R08: 00007f3af7802010 R09: 0000000000000000 # [ 62.638631] R10: 00007f3af7a0d1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 62.646600] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 62.654566] irq event stamp: 0 # [ 62.658002] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 62.665003] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 62.674139] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 62.683273] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 62.690272] ---[ end trace c5a38501f74d942b ]--- # [ 62.695427] 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 # [ 63.073844] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO # [ 63.081998] lkdtm: attempting safe refcount_add_not_zero() from zero # [ 63.089126] lkdtm: Good: zero detected # [ 63.093338] lkdtm: Correctly stayed at zero # [ 63.097998] lkdtm: attempting bad refcount_add() from zero # [ 63.104123] ------------[ cut here ]------------ # [ 63.109277] refcount_t: addition on 0; use-after-free. # [ 63.115042] WARNING: CPU: 3 PID: 2348 at lib/refcount.c:25 refcount_warn_saturate+0x68/0xf0 # [ 63.124379] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 63.157008] CPU: 3 PID: 2348 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 63.165656] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 63.172461] RIP: 0010:refcount_warn_saturate+0x68/0xf0 # [ 63.178197] Code: 05 38 1d 76 01 01 e8 dd fb 92 00 0f 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 1d 76 01 01 e8 be fb 92 00 <0f> 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb # [ 63.199179] RSP: 0018:ffff98a902dcfe48 EFLAGS: 00010286 # [ 63.205013] RAX: 0000000000000000 RBX: 0000000000000034 RCX: 0000000000000000 # [ 63.212973] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 63.220954] RBP: ffffffffaacbff53 R08: 0000000000000000 R09: 0000000000000000 # [ 63.228923] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000012 # [ 63.236906] R13: ffff98a902dcff10 R14: ffff98a902dcff10 R15: ffff8d61c4f5e000 # [ 63.244880] FS: 00007f1ee5081580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 63.260128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.266543] CR2: 00007f1ee4e9a000 CR3: 0000000103268004 CR4: 00000000003706e0 # [ 63.274504] Call Trace: # [ 63.277235] lkdtm_REFCOUNT_ADD_ZERO+0x99/0xbd # [ 63.282221] direct_entry.cold+0x2c/0x38 # [ 63.286601] full_proxy_write+0x56/0x80 # [ 63.290909] vfs_write+0xea/0x390 # [ 63.300819] ksys_write+0x68/0xe0 # [ 63.304519] do_syscall_64+0x33/0x40 # [ 63.308509] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 63.314149] RIP: 0033:0x7f1ee4fa9f33 # [ 63.318138] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 63.339119] RSP: 002b:00007ffed2271b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.347575] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f1ee4fa9f33 # [ 63.355550] RDX: 0000000000000012 RSI: 00007f1ee4e9a000 RDI: 0000000000000001 # [ 63.369734] RBP: 00007f1ee4e9a000 R08: 00007f1ee4e99010 R09: 0000000000000000 # [ 63.377712] R10: 00007f1ee50a41c0 R11: 0000000000000246 R12: 0000000000000001 # [ 63.391906] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 63.399883] irq event stamp: 0 # [ 63.409496] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 63.416497] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 63.425635] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 63.434769] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 63.441768] ---[ end trace c5a38501f74d942c ]--- # [ 63.446923] 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 # [ 63.526573] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED # [ 63.539290] lkdtm: attempting bad refcount_inc() from saturated # [ 63.552121] ------------[ cut here ]------------ # [ 63.563494] refcount_t: saturated; leaking memory. # [ 63.575091] WARNING: CPU: 0 PID: 2383 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 # [ 63.590626] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 63.623285] CPU: 0 PID: 2383 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 63.638136] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 63.651183] RIP: 0010:refcount_warn_saturate+0x49/0xf0 # [ 63.663163] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 # [ 63.690331] RSP: 0018:ffff98a902b6fe48 EFLAGS: 00010286 # [ 63.702400] RAX: 0000000000000000 RBX: 0000000000000035 RCX: 0000000000000000 # [ 63.716573] RDX: ffff8d623ac2c660 RSI: ffff8d623ac1bf70 RDI: ffff8d623ac1bf70 # [ 63.730797] RBP: ffffffffaacbff65 R08: 0000000000000000 R09: 0000000000000000 # [ 63.744954] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 63.759160] R13: ffff98a902b6ff10 R14: ffff98a902b6ff10 R15: ffff8d61c125f000 # [ 63.773323] FS: 00007ff8f8fe5580(0000) GS:ffff8d623ac00000(0000) knlGS:0000000000000000 # [ 63.788596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 63.801213] CR2: 00007ff8f8dfe000 CR3: 00000001028d0002 CR4: 00000000003706f0 # [ 63.815420] Call Trace: # [ 63.824354] lkdtm_REFCOUNT_INC_SATURATED+0x3c/0x60 # [ 63.836029] direct_entry.cold+0x2c/0x38 # [ 63.846613] full_proxy_write+0x56/0x80 # [ 63.857116] vfs_write+0xea/0x390 # [ 63.867016] ksys_write+0x68/0xe0 # [ 63.876975] do_syscall_64+0x33/0x40 # [ 63.887154] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 63.899073] RIP: 0033:0x7ff8f8f0df33 # [ 63.909232] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 63.936490] RSP: 002b:00007ffdab5b6a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 63.951139] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007ff8f8f0df33 # [ 63.965380] RDX: 0000000000000017 RSI: 00007ff8f8dfe000 RDI: 0000000000000001 # [ 63.979538] RBP: 00007ff8f8dfe000 R08: 00007ff8f8dfd010 R09: 0000000000000000 # [ 63.993750] R10: 00007ff8f90081c0 R11: 0000000000000246 R12: 0000000000000001 # [ 64.007917] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.022109] irq event stamp: 0 # [ 64.031727] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.044948] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 64.060292] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 64.075653] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.088890] ---[ end trace c5a38501f74d942d ]--- # [ 64.100250] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # [ 64.184248] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED # [ 64.193729] lkdtm: attempting bad refcount_dec() from saturated # [ 64.200384] ------------[ cut here ]------------ # [ 64.205555] refcount_t: decrement hit 0; leaking memory. # [ 64.211510] WARNING: CPU: 3 PID: 2418 at lib/refcount.c:31 refcount_warn_saturate+0xdf/0xf0 # [ 64.220847] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 64.247287] CPU: 3 PID: 2418 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 64.255953] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 64.262760] RIP: 0010:refcount_warn_saturate+0xdf/0xf0 # [ 64.268497] Code: ff 48 c7 c7 10 ba c5 aa c6 05 b4 1c 76 01 01 e8 5d fb 92 00 0f 0b c3 48 c7 c7 e0 b9 c5 aa c6 05 9f 1c 76 01 01 e8 47 fb 92 00 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 8b 07 3d 00 00 # [ 64.289477] RSP: 0018:ffff98a902ed7e48 EFLAGS: 00010286 # [ 64.295312] RAX: 0000000000000000 RBX: 0000000000000036 RCX: 0000000000000000 # [ 64.303281] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 64.311251] RBP: ffffffffaacbff7c R08: 0000000000000000 R09: 0000000000000000 # [ 64.319221] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 64.327189] R13: ffff98a902ed7f10 R14: ffff98a902ed7f10 R15: ffff8d61c4bf1000 # [ 64.335149] FS: 00007fc3c7937580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 64.344186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 64.350602] CR2: 00007fc3c7750000 CR3: 0000000104ffc001 CR4: 00000000003706e0 # [ 64.358570] Call Trace: # [ 64.361304] lkdtm_REFCOUNT_DEC_SATURATED+0x37/0x5b # [ 64.372971] direct_entry.cold+0x2c/0x38 # [ 64.383565] full_proxy_write+0x56/0x80 # [ 64.394061] vfs_write+0xea/0x390 # [ 64.403980] ksys_write+0x68/0xe0 # [ 64.407710] do_syscall_64+0x33/0x40 # [ 64.417913] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 64.423561] RIP: 0033:0x7fc3c785ff33 # [ 64.427552] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 64.448565] RSP: 002b:00007ffe961bfeb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 64.457039] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007fc3c785ff33 # [ 64.471213] RDX: 0000000000000017 RSI: 00007fc3c7750000 RDI: 0000000000000001 # [ 64.479185] RBP: 00007fc3c7750000 R08: 00007fc3c774f010 R09: 0000000000000000 # [ 64.487157] R10: 00007fc3c795a1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 64.495130] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 64.503107] irq event stamp: 0 # [ 64.506544] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 64.513548] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 64.522718] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 64.531857] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 64.538859] ---[ end trace c5a38501f74d942e ]--- # [ 64.544016] lkdtm: Saturation detected: still saturated # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # [ 64.832680] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED # [ 64.841381] lkdtm: attempting bad refcount_dec() from saturated # [ 64.854206] ------------[ cut here ]------------ # [ 64.865577] refcount_t: saturated; leaking memory. # [ 64.877171] WARNING: CPU: 1 PID: 2453 at lib/refcount.c:22 refcount_warn_saturate+0x49/0xf0 # [ 64.892686] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 64.925323] CPU: 1 PID: 2453 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 64.940211] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 64.947019] RIP: 0010:refcount_warn_saturate+0x49/0xf0 # [ 64.958966] Code: 76 01 00 0f 84 a4 00 00 00 c3 85 f6 74 3e 80 3d 48 1d 76 01 00 75 f2 48 c7 c7 60 b9 c5 aa c6 05 38 1d 76 01 01 e8 dd fb 92 00 <0f> 0b c3 80 3d 28 1d 76 01 00 75 d3 48 c7 c7 88 b9 c5 aa c6 05 18 # [ 64.986161] RSP: 0018:ffff98a902f6fe48 EFLAGS: 00010286 # [ 64.992024] RAX: 0000000000000000 RBX: 0000000000000037 RCX: 0000000000000000 # [ 65.006202] RDX: ffff8d623acac660 RSI: ffff8d623ac9bf70 RDI: ffff8d623ac9bf70 # [ 65.014176] RBP: ffffffffaacbff93 R08: 0000000000000000 R09: 0000000000000000 # [ 65.028357] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000017 # [ 65.036330] R13: ffff98a902f6ff10 R14: ffff98a902f6ff10 R15: ffff8d61c5500000 # [ 65.050512] FS: 00007f4eb1808580(0000) GS:ffff8d623ac80000(0000) knlGS:0000000000000000 # [ 65.059554] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.072179] CR2: 00007f4eb1621000 CR3: 0000000105420001 CR4: 00000000003706e0 # [ 65.080151] Call Trace: # [ 65.089093] lkdtm_REFCOUNT_ADD_SATURATED+0x3c/0x60 # [ 65.100752] direct_entry.cold+0x2c/0x38 # [ 65.111347] full_proxy_write+0x56/0x80 # [ 65.121876] vfs_write+0xea/0x390 # [ 65.131788] ksys_write+0x68/0xe0 # [ 65.141702] do_syscall_64+0x33/0x40 # [ 65.151910] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 65.163766] RIP: 0033:0x7f4eb1730f33 # [ 65.173969] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 65.194969] RSP: 002b:00007fff090a1148 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.209632] RAX: ffffffffffffffda RBX: 0000000000000017 RCX: 00007f4eb1730f33 # [ 65.223814] RDX: 0000000000000017 RSI: 00007f4eb1621000 RDI: 0000000000000001 # [ 65.231786] RBP: 00007f4eb1621000 R08: 00007f4eb1620010 R09: 0000000000000000 # [ 65.239756] R10: 00007f4eb182b1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 65.247727] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.255701] irq event stamp: 0 # [ 65.265347] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.272350] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 65.287694] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 65.296832] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.310041] ---[ end trace c5a38501f74d942f ]--- # [ 65.315187] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # [ 65.395656] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED # [ 65.409529] lkdtm: attempting bad refcount_inc_not_zero() from saturated # [ 65.417023] ------------[ cut here ]------------ # [ 65.422212] refcount_t: saturated; leaking memory. # [ 65.433790] WARNING: CPU: 3 PID: 2485 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 # [ 65.449321] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 65.475783] CPU: 3 PID: 2485 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 65.490651] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 65.503673] RIP: 0010:refcount_warn_saturate+0x87/0xf0 # [ 65.515625] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 # [ 65.536617] RSP: 0018:ffff98a902ff7e38 EFLAGS: 00010282 # [ 65.548665] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 65.562854] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 65.577044] RBP: ffffffffaacbfbc0 R08: 0000000000000000 R09: 0000000000000000 # [ 65.585021] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 65.599206] R13: ffff98a902ff7f10 R14: ffff98a902ff7f10 R15: ffff8d61c270d000 # [ 65.613395] FS: 00007f1ac7a71580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 65.622441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 65.635079] CR2: 00007f1ac788a000 CR3: 00000001056ea003 CR4: 00000000003706e0 # [ 65.649271] Call Trace: # [ 65.652009] __refcount_add_not_zero.constprop.0+0x2a/0x31 # [ 65.664355] lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x3e/0x72 # [ 65.676893] direct_entry.cold+0x2c/0x38 # [ 65.681277] full_proxy_write+0x56/0x80 # [ 65.691771] vfs_write+0xea/0x390 # [ 65.701686] ksys_write+0x68/0xe0 # [ 65.711602] do_syscall_64+0x33/0x40 # [ 65.715597] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 65.721241] RIP: 0033:0x7f1ac7999f33 # [ 65.725232] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 65.746217] RSP: 002b:00007ffd05570848 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 65.754677] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f1ac7999f33 # [ 65.762649] RDX: 0000000000000020 RSI: 00007f1ac788a000 RDI: 0000000000000001 # [ 65.770624] RBP: 00007f1ac788a000 R08: 00007f1ac7889010 R09: 0000000000000000 # [ 65.784812] R10: 00007f1ac7a941c0 R11: 0000000000000246 R12: 0000000000000001 # [ 65.792788] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 65.800764] irq event stamp: 0 # [ 65.804174] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 65.817390] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 65.832746] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 65.841886] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 65.855101] ---[ end trace c5a38501f74d9430 ]--- # [ 65.860258] lkdtm: Saturation detected: still saturated # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # [ 66.411019] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED # [ 66.418912] lkdtm: attempting bad refcount_add_not_zero() from saturated # [ 66.426429] ------------[ cut here ]------------ # [ 66.437808] refcount_t: saturated; leaking memory. # [ 66.443204] WARNING: CPU: 2 PID: 2517 at lib/refcount.c:19 refcount_warn_saturate+0x87/0xf0 # [ 66.452557] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 66.479034] CPU: 2 PID: 2517 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 66.487683] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 66.494489] RIP: 0010:refcount_warn_saturate+0x87/0xf0 # [ 66.500226] Code: 05 18 1d 76 01 01 e8 be fb 92 00 0f 0b c3 80 3d 0b 1d 76 01 00 75 b4 48 c7 c7 60 b9 c5 aa c6 05 fb 1c 76 01 01 e8 9f fb 92 00 <0f> 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 # [ 66.521204] RSP: 0018:ffff98a903047e38 EFLAGS: 00010282 # [ 66.527039] RAX: 0000000000000000 RBX: 00000000c0000000 RCX: 0000000000000000 # [ 66.535008] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 # [ 66.542978] RBP: ffffffffaacbfbe0 R08: 0000000000000000 R09: 0000000000000000 # [ 66.550954] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 66.558923] R13: ffff98a903047f10 R14: ffff98a903047f10 R15: ffff8d61c4f5f000 # [ 66.566912] FS: 00007f9657ad1580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 66.575953] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 66.582368] CR2: 00007f96578ea000 CR3: 000000010348a006 CR4: 00000000003706e0 # [ 66.590336] Call Trace: # [ 66.593067] __refcount_add_not_zero.constprop.0+0x2a/0x31 # [ 66.599218] lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x3e/0x72 # [ 66.605541] direct_entry.cold+0x2c/0x38 # [ 66.616133] full_proxy_write+0x56/0x80 # [ 66.620446] vfs_write+0xea/0x390 # [ 66.630358] ksys_write+0x68/0xe0 # [ 66.634059] do_syscall_64+0x33/0x40 # [ 66.638050] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 66.643690] RIP: 0033:0x7f96579f9f33 # [ 66.647678] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 66.668680] RSP: 002b:00007fff35359e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 66.677149] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f96579f9f33 # [ 66.691329] RDX: 0000000000000020 RSI: 00007f96578ea000 RDI: 0000000000000001 # [ 66.705513] RBP: 00007f96578ea000 R08: 00007f96578e9010 R09: 0000000000000000 # [ 66.713484] R10: 00007f9657af41c0 R11: 0000000000000246 R12: 0000000000000001 # [ 66.721455] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 66.729429] irq event stamp: 0 # [ 66.732867] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 66.739871] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 66.749041] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 66.758177] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 66.765178] ---[ end trace c5a38501f74d9431 ]--- # [ 66.770334] lkdtm: Saturation detected: still saturated # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh # [ 66.855525] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED # [ 66.864714] lkdtm: attempting bad refcount_dec_and_test() from saturated # [ 66.872229] ------------[ cut here ]------------ # [ 66.877437] refcount_t: underflow; use-after-free. # [ 66.882836] WARNING: CPU: 3 PID: 2552 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 # [ 66.892178] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 66.924802] CPU: 3 PID: 2552 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 66.933452] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 66.940260] RIP: 0010:refcount_warn_saturate+0xa6/0xf0 # [ 66.946001] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 # [ 66.966985] RSP: 0018:ffff98a9030afe40 EFLAGS: 00010286 # [ 66.972823] RAX: 0000000000000000 RBX: 000000000000003a RCX: 0000000000000000 # [ 66.987010] RDX: ffff8d623adac660 RSI: ffff8d623ad9bf70 RDI: ffff8d623ad9bf70 # [ 67.001195] RBP: ffffffffaacbfc00 R08: 0000000000000000 R09: 0000000000000000 # [ 67.009165] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 67.017135] R13: ffff98a9030aff10 R14: ffff98a9030aff10 R15: ffff8d61c4f38000 # [ 67.025105] FS: 00007fbfff47e580(0000) GS:ffff8d623ad80000(0000) knlGS:0000000000000000 # [ 67.034147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 67.040592] CR2: 00007fbfff297000 CR3: 0000000104cf0004 CR4: 00000000003706e0 # [ 67.054767] Call Trace: # [ 67.057488] __refcount_sub_and_test.constprop.0+0x34/0x40 # [ 67.063640] lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x3e/0x72 # [ 67.069961] direct_entry.cold+0x2c/0x38 # [ 67.074341] full_proxy_write+0x56/0x80 # [ 67.078623] vfs_write+0xea/0x390 # [ 67.082321] ksys_write+0x68/0xe0 # [ 67.086018] do_syscall_64+0x33/0x40 # [ 67.090009] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 67.095649] RIP: 0033:0x7fbfff3a6f33 # [ 67.099638] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 67.120616] RSP: 002b:00007ffccb2051b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 67.129071] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007fbfff3a6f33 # [ 67.137038] RDX: 0000000000000020 RSI: 00007fbfff297000 RDI: 0000000000000001 # [ 67.144998] RBP: 00007fbfff297000 R08: 00007fbfff296010 R09: 0000000000000000 # [ 67.152966] R10: 00007fbfff4a11c0 R11: 0000000000000246 R12: 0000000000000001 # [ 67.160949] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 67.168965] irq event stamp: 0 # [ 67.172370] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 67.179361] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 67.188495] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 67.197629] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 67.204626] ---[ end trace c5a38501f74d9432 ]--- # [ 67.209779] lkdtm: Saturation detected: still saturated # 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 # [ 67.781140] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED # [ 67.790274] lkdtm: attempting bad refcount_sub_and_test() from saturated # [ 67.797792] ------------[ cut here ]------------ # [ 67.802977] refcount_t: underflow; use-after-free. # [ 67.808350] WARNING: CPU: 2 PID: 2587 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0 # [ 67.823877] Modules linked in: fuse ip_tables cros_ec_sensors cros_ec_sensors_core industrialio_triggered_buffer kfifo_buf industrialio cros_ec_lightbar cros_ec_sysfs cros_ec_chardev cros_ec_debugfs cros_ec_sensorhub x86_pkg_temp_thermal cros_ec_dev cros_usbpd_notify # [ 67.850330] CPU: 2 PID: 2587 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 67.858980] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 67.865787] RIP: 0010:refcount_warn_saturate+0xa6/0xf0 # [ 67.871524] Code: 05 fb 1c 76 01 01 e8 9f fb 92 00 0f 0b c3 80 3d e9 1c 76 01 00 75 95 48 c7 c7 b8 b9 c5 aa c6 05 d9 1c 76 01 01 e8 80 fb 92 00 <0f> 0b c3 80 3d c8 1c 76 01 00 0f 85 72 ff ff ff 48 c7 c7 10 ba c5 # [ 67.892503] RSP: 0018:ffff98a903157e40 EFLAGS: 00010286 # [ 67.898336] RAX: 0000000000000000 RBX: 000000000000003b RCX: 0000000000000000 # [ 67.906307] RDX: ffff8d623ad2c660 RSI: ffff8d623ad1bf70 RDI: ffff8d623ad1bf70 # [ 67.914276] RBP: ffffffffaacbfc20 R08: 0000000000000000 R09: 0000000000000000 # [ 67.922245] R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000020 # [ 67.930214] R13: ffff98a903157f10 R14: ffff98a903157f10 R15: ffff8d61c40b3000 # [ 67.938183] FS: 00007f20ac657580(0000) GS:ffff8d623ad00000(0000) knlGS:0000000000000000 # [ 67.947220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 # [ 67.953637] CR2: 00007f20ac470000 CR3: 0000000102748002 CR4: 00000000003706e0 # [ 67.961606] Call Trace: # [ 67.964336] __refcount_sub_and_test.constprop.0+0x34/0x40 # [ 67.970487] lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x3e/0x72 # [ 67.976807] direct_entry.cold+0x2c/0x38 # [ 67.981189] full_proxy_write+0x56/0x80 # [ 67.985471] vfs_write+0xea/0x390 # [ 67.989169] ksys_write+0x68/0xe0 # [ 67.992868] do_syscall_64+0x33/0x40 # [ 67.996909] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 68.002551] RIP: 0033:0x7f20ac57ff33 # [ 68.006540] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 68.027521] RSP: 002b:00007ffd954cb198 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 68.035976] RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f20ac57ff33 # [ 68.043958] RDX: 0000000000000020 RSI: 00007f20ac470000 RDI: 0000000000000001 # [ 68.051941] RBP: 00007f20ac470000 R08: 00007f20ac46f010 R09: 0000000000000000 # [ 68.059942] R10: 00007f20ac67a1c0 R11: 0000000000000246 R12: 0000000000000001 # [ 68.067913] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # [ 68.075887] irq event stamp: 0 # [ 68.085501] hardirqs last enabled at (0): [<0000000000000000>] 0x0 # [ 68.098718] hardirqs last disabled at (0): [] copy_process+0x63c/0x1c80 # [ 68.107908] softirqs last enabled at (0): [] copy_process+0x63c/0x1c80 # [ 68.123255] softirqs last disabled at (0): [<0000000000000000>] 0x0 # [ 68.130276] ---[ end trace c5a38501f74d9433 ]--- # [ 68.135442] lkdtm: Saturation detected: still saturated # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh # selftests: lkdtm: REFCOUNT_TIMING.sh # Skipping REFCOUNT_TIMING: timing only ok 59 selftests: lkdtm: 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 # [ 68.272764] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO # [ 68.284767] lkdtm: attempting good copy_to_user of correct size # [ 68.297618] 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 # [ 68.386029] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM # [ 68.398214] lkdtm: attempting good copy_from_user of correct size # [ 68.411266] 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 # [ 68.516199] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO # [ 68.524781] lkdtm: attempting good copy_to_user inside whitelist # [ 68.531504] 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 # [ 68.625283] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM # [ 68.638891] lkdtm: attempting good copy_from_user inside whitelist # [ 68.645859] 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 # [ 68.737334] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO # [ 68.746707] lkdtm: good_stack: ffff98a903507e20-ffff98a903507e40 # [ 68.759638] lkdtm: bad_stack : ffff98a903507da8-ffff98a903507dc8 # [ 68.772576] lkdtm: attempting good copy_to_user of local stack # [ 68.785292] 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 # [ 68.873487] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM # [ 68.886013] lkdtm: good_stack: ffff98a90357fe20-ffff98a90357fe40 # [ 68.898983] lkdtm: bad_stack : ffff98a90357fda8-ffff98a90357fdc8 # [ 68.911914] lkdtm: attempting good copy_from_user of local stack # [ 68.924843] 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 # [ 69.016764] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND # [ 69.025404] lkdtm: good_stack: ffff98a903617e20-ffff98a903617e40 # [ 69.038316] lkdtm: bad_stack : ffff98a903617ff8-ffff98a903618018 # [ 69.051254] lkdtm: attempting good copy_to_user of local stack # [ 69.064046] lkdtm: attempting bad copy_to_user of distant stack # [ 69.076853] 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 # [ 69.165181] lkdtm: Performing direct entry USERCOPY_KERNEL # [ 69.175797] lkdtm: attempting good copy_to_user from kernel rodata: ffffffffaa8d9f10 # [ 69.190688] lkdtm: attempting bad copy_to_user from kernel text: ffffffffa96d1460 # [ 69.205236] 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 # [ 69.299195] lkdtm: Performing direct entry STACKLEAK_ERASING # [ 69.310356] lkdtm: checking unused part of the thread stack (15928 bytes)... # [ 69.318279] lkdtm: FAIL: the erased part is not found (checked 15928 bytes) # [ 69.326078] lkdtm: FAIL: the thread stack is NOT properly erased # [ 69.332801] CPU: 3 PID: 2952 Comm: cat Tainted: G D W 5.10.129-cip12 #1 # [ 69.341456] Hardware name: Google Rammus/Rammus, BIOS 09/04/2020 # [ 69.348258] Call Trace: # [ 69.350988] dump_stack+0x77/0x97 # [ 69.354685] lkdtm_STACKLEAK_ERASING+0x116/0x140 # [ 69.359837] direct_entry.cold+0x2c/0x38 # [ 69.364215] full_proxy_write+0x56/0x80 # [ 69.368493] vfs_write+0xea/0x390 # [ 69.372189] ksys_write+0x68/0xe0 # [ 69.375903] do_syscall_64+0x33/0x40 # [ 69.379905] entry_SYSCALL_64_after_hwframe+0x44/0xa9 # [ 69.385541] RIP: 0033:0x7fbf42e78f33 # [ 69.389529] Code: 8b 15 61 ef 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 # [ 69.410504] RSP: 002b:00007ffcd870e4e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 # [ 69.418959] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007fbf42e78f33 # [ 69.426925] RDX: 0000000000000012 RSI: 00007fbf42d69000 RDI: 0000000000000001 # [ 69.434904] RBP: 00007fbf42d69000 R08: 00007fbf42d68010 R09: 0000000000000000 # [ 69.442870] R10: 00007fbf42f731c0 R11: 0000000000000246 R12: 0000000000000001 # [ 69.450837] R13: 0000000000000001 R14: 0000000000020000 R15: 0000000000020000 # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL] not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1 # selftests: lkdtm: CFI_FORWARD_PROTO.sh # [ 69.563499] lkdtm: Performing direct entry CFI_FORWARD_PROTO # [ 69.570879] lkdtm: Calling matched prototype ... # [ 69.576066] lkdtm: Calling mismatched prototype ... # [ 69.581535] 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 / #