ci starts bisection 2023-09-05 10:48:03.794354236 +0000 UTC m=+81214.551556838 bisecting cause commit starting from a47fc304d2b678db1a5d760a7d644dac9b067752 building syzkaller on 696ea0d2f4fdaa17db929e152edba19bf7666d84 fetch other tags and check if the commit is present ensuring issue is reproducible on original commit a47fc304d2b678db1a5d760a7d644dac9b067752 testing commit a47fc304d2b678db1a5d760a7d644dac9b067752 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8000badeddc666f93cbafd8cc513768c66c96d0eff689e74d2c92408c0ac3732 run #0: crashed: general protection fault in tomoyo_realpath_from_path run #1: crashed: general protection fault in vma_interval_tree_remove run #2: crashed: general protection fault in debug_check_no_obj_freed run #3: crashed: UBSAN: shift-out-of-bounds in __radix_tree_lookup run #4: crashed: kernel BUG in __handle_mm_fault run #5: crashed: general protection fault in timerqueue_add run #6: crashed: kernel BUG in __phys_addr run #7: crashed: BUG: unable to handle kernel paging request in __sigqueue_alloc run #8: crashed: general protection fault in ___neigh_lookup_noref run #9: crashed: general protection fault in locks_remove_posix run #10: crashed: general protection fault in remove_vma run #11: crashed: general protection fault in proc_invalidate_siblings_dcache run #12: crashed: general protection fault in rcu_core run #13: crashed: general protection fault in ext4_da_get_block_prep run #14: crashed: general protection fault in find_match run #15: crashed: general protection fault in find_match run #16: crashed: general protection fault in debug_check_no_obj_freed run #17: crashed: kernel BUG in __handle_mm_fault run #18: crashed: general protection fault in __run_timers run #19: crashed: KASAN: use-after-free Read in copy_page_range representative crash: general protection fault in tomoyo_realpath_from_path, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit a47fc304d2b678db1a5d760a7d644dac9b067752 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9798acde574e5d266e3a4bf432114b742666768dc16f15d0b244981599915a77 run #0: crashed: BUG: unable to handle kernel paging request in expand_downwards run #1: crashed: invalid opcode in __handle_mm_fault run #2: crashed: BUG: unable to handle kernel paging request in refill_obj_stock run #3: crashed: BUG: unabSeaBIOS (version NUM.NUM.NUM-google) run #4: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #5: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #6: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #7: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #8: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #9: crashed: WARNING: bad unlock balance in vkms_vblank_simulate representative crash: WARNING: bad unlock balance in vkms_vblank_simulate, types: [LOCKDEP UNKNOWN] the bug reproduces without the instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed kconfig minimization: base=3883 full=7693 leaves diff=2018 split chunks (needed=false): <2018> split chunk #0 of len 2018 into 5 parts testing without sub-chunk 1/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit a47fc304d2b678db1a5d760a7d644dac9b067752 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7732e0bf29c8bb102528d3dd2d7fb2e4cfa67e09770b6b364cf05871e697b775 run #0: crashed: kernel panic: stack is corrupted in __schedule run #1: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #2: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #3: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #4: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #5: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #6: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #7: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #8: crashed: WARNING: bad unlock balance in vkms_vblank_simulate run #9: crashed: BUG: unable to handle kernel paging request in __radix_tree_delete representative crash: WARNING: bad unlock balance in vkms_vblank_simulate, types: [LOCKDEP UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit a47fc304d2b678db1a5d760a7d644dac9b067752 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: eb6cccad89e72cf13a4285a6c18c29ce6f0f50b0f58d5479f198443d6cf51aae run #0: crashed: BUG: unable to handle kernel paging request in alloc_inode run #1: crashed: BUG: unable to handle kernel paging request in corrupted run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in pmd_install run #3: crashed: BUG: unable to handle kernel paging request in corrupted run #4: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: BUG: unable to handle kernel paging request in alloc_inode, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit a47fc304d2b678db1a5d760a7d644dac9b067752 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6ec08974ab56b07fd52d860ffa73abd3534130122cf97a3e220cd1b290088bb6 run #0: crashed: BUG: unable to handle kernel paging request in corrupted run #1: crashed: BUG: unable to handle kernel paging request in corrupted run #2: crashed: BUG: unable to handle kernel paging request in locks_remove_posix run #3: crashed: BUG: unable to handle kernel paging request in __run_timers run #4: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit a47fc304d2b678db1a5d760a7d644dac9b067752 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f50a997b2fcb51324f929dd940c9accd81de4c411bab7c72152f1919f9539a91 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit a47fc304d2b678db1a5d760a7d644dac9b067752 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d551f2b27ff51d68f1bb92886e3a8ef62399af25dd9fa5aab23efbd02e475c83 run #0: crashed: general protection fault in corrupted run #1: crashed: BUG: unable to handle kernel paging request in corrupted run #2: crashed: BUG: unable to handle kernel paging request in corrupted run #3: crashed: BUG: unable to handle kernel paging request in corrupted run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: general protection fault in corrupted, types: [UNKNOWN] the chunk can be dropped minimized to 404 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP L2TP LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MMC MTD MTD_UBI NETFILTER_ADVANCED NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_CONNTRACK_SNMP NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NLS_UCS2_UTILS NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_POOL PAGE_REPORTING PAHOLE_HAS_LANG_EXCLUDE PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_4 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGULATOR REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_SINGLE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_HOST USB_CHIPIDEA_PCI USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed picked [%!d(string=v6.5) %!d(string=v6.4) %!d(string=v6.3) %!d(string=v6.1) %!d(string=v5.19) %!d(string=v5.17) %!d(string=v5.15) %!d(string=v5.13) %!d(string=v5.10) %!d(string=v5.7) %!d(string=v5.4) %!d(string=v5.1) %!d(string=v4.19)] out of %!d(MISSING) release tags testing release v6.5 testing commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2da815067a35b3520b9aeabea0e836b1a2d79a312511bfcb65fa1a72864a5409 run #0: crashed: BUG: unable to handle kernel paging request in corrupted run #1: crashed: BUG: unable to handle kernel paging request in corrupted run #2: crashed: BUG: unable to handle kernel paging request in corrupted run #3: crashed: BUG: unable to handle kernel paging request in corrupted run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] testing release v6.4 testing commit 6995e2de6891c724bfeb2db33d7b87775f913ad1 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6df0dd18280e71ccd18ff303cdca3e3e18568d9c8a4f39ce817970855fe60d4b run #0: crashed: BUG: unable to handle kernel paging request in corrupted run #1: crashed: BUG: unable to handle kernel paging request in corrupted run #2: crashed: BUG: unable to handle kernel paging request in corrupted run #3: crashed: BUG: unable to handle kernel paging request in corrupted run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: BUG: unable to handle kernel paging request in corrupted run #7: crashed: BUG: unable to handle kernel paging request in corrupted run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] testing release v6.3 testing commit 457391b0380335d5e9a5babdec90ac53928b23b4 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 51911788cc8cdac09cc3eb40f30003ed7141165d14df00cf6fe0af2e3105fce5 run #0: crashed: BUG: unable to handle kernel paging request in __cgroup_account_cputime_field run #1: crashed: BUG: unable to handle kernel paging request in __ip_finish_output run #2: crashed: BUG: unable to handle kernel paging request in timerqueue_del run #3: crashed: invalid opcode in corrupted run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: BUG: unable to handle kernel paging request in corrupted run #7: crashed: BUG: unable to handle kernel paging request in corrupted run #8: crashed: BUG: unable to handle kernel paging request in corrupted run #9: crashed: BUG: unable to handle kernel paging request in corrupted run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in __cgroup_account_cputime_field, types: [UNKNOWN] testing release v6.1 testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cca6e985da51cf1fad0c1e5346a145a4ec77c7eb389648340226e3e430a8f980 run #0: crashed: BUG: unable to handle kernel paging request in unlink_file_vma run #1: crashed: BUG: Bad rss-counter state run #2: crashed: BUG: unable to handle kernel paging request in locks_remove_posix run #3: crashed: BUG: unable to handle kernel paging request in corrupted run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: BUG: unable to handle kernel paging request in __fput run #7: crashed: BUG: unable to handle kernel paging request in __fput run #8: crashed: BUG: unable to handle kernel paging request in corrupted run #9: crashed: BUG: unable to handle kernel paging request in __fput run #10: crashed: BUG: unable to handle kernel paging request in __d_lookup run #11: crashed: BUG: unable to handle kernel paging request in corrupted run #12: crashed: BUG: unable to handle kernel paging request in corrupted run #13: crashed: BUG: unable to handle kernel paging request in atime_needs_update run #14: crashed: BUG: unable to handle kernel paging request in __d_lookup run #15: crashed: invalid opcode in corrupted run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in unlink_file_vma, types: [UNKNOWN] testing release v5.19 testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b0febf74c757e14a1e403468cb516a5ebca9a5d91d2781005ae072578918d724 run #0: crashed: BUG: unable to handle kernel paging request in corrupted run #1: crashed: kernel panic: corrupted stack end in corrupted run #2: crashed: kernel panic: corrupted stack end in corrupted run #3: crashed: BUG: unable to handle kernel paging request in corrupted run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: invalid opcode in corrupted run #7: crashed: BUG: unable to handle kernel paging request in corrupted run #8: crashed: BUG: unable to handle kernel paging request in corrupted run #9: crashed: BUG: unable to handle kernel paging request in corrupted run #10: crashed: BUG: unable to handle kernel paging request in corrupted run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] testing release v5.17 testing commit f443e374ae131c168a065ea1748feac6b2e76613 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 85fd3f59b541b8b6c64138ec3d7e74ab3cb167c320abed9a1a21625f6f06ac25 run #0: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #1: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #2: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #3: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #4: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #7: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #8: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #9: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #10: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #11: crashed: BUG: unable to handle kernel paging request in timerqueue_del run #12: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in leaf_paste_entries, types: [UNKNOWN] testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f5d0937a621695294f35756bc26bf3d01c3c7773aabb36b07161a1717fa7f44c run #0: crashed: BUG: unable to handle kernel paging request in corrupted run #1: crashed: BUG: unable to handle kernel paging request in get_obj_cgroup_from_current run #2: crashed: BUG: unable to handle kernel paging request in corrupted run #3: crashed: BUG: unable to handle kernel paging request in __run_timers run #4: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #5: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #6: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #7: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #8: crashed: BUG: unable to handle kernel paging request in corrupted run #9: crashed: invalid opcode in corrupted run #10: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f0f63349e502a3d156a1d199880d23e9fd401fa8ff9e2b2180da695ffb5f62b2 all runs: crashed: invalid opcode in journal_release representative crash: invalid opcode in journal_release, types: [UNKNOWN] testing release v5.10 testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6c9018bc7b034b33719fe0ccdd472a595ba2d00283b2bd19f0e22774fac398da run #0: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #1: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #2: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #3: crashed: BUG: unable to handle kernel paging request in idr_get_free run #4: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #5: crashed: invalid opcode in __phys_addr run #6: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #7: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #8: crashed: BUG: unable to handle kernel paging request in corrupted run #9: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: unable to handle kernel paging request in leaf_paste_entries, types: [UNKNOWN] testing release v5.7 testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 gcc compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6d5ecf0e375cb4f9071634485b98191b5422492ebc7feb18680e164ad0481a45 run #0: crashed: BUG: unable to handle kernel paging request in corrupted run #1: crashed: BUG: unable to handle kernel paging request in corrupted run #2: crashed: invalid opcode in __phys_addr run #3: crashed: BUG: unable to handle kernel paging request in ip6t_do_table run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: invalid opcode in __phys_addr run #7: crashed: BUG: unable to handle kernel paging request in corrupted run #8: crashed: BUG: unable to handle kernel paging request in wait_consider_task run #9: crashed: BUG: unable to handle kernel paging request in wait_consider_task run #10: crashed: BUG: unable to handle kernel paging request in corrupted run #11: crashed: BUG: unable to handle page fauSeaBIOS (version NUM.NUM.NUM-google) run #12: crashed: BUG: unable to handle kernel paging request in alloc_buffer_head run #13: crashed: BUG: unable to handle kernel paging request in memcg_kmem_get_cache run #14: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #15: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #16: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #17: crashed: BUG: unable to handle kernel paging request in corrupted run #18: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #19: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] testing release v5.4 testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: a2518ae98fe56c2e63e5c286eb869ceff1daae60d29d099fb3f3e4650f6b3889 run #0: crashed: BUG: unable to handle kernel paging request in __ipv6_addr_label run #1: crashed: BUG: unable to handle pageSeaBIOS (version NUM.NUM.NUM-google) run #2: crashed: BUG: unable to handle kernel paging request in corrupted run #3: crashed: BUG: unable to handle kernel paging request in corrupted run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: BUG: unable to handle kernel paging request in xas_alloc run #7: crashed: BUG: unable to handle kernel paging request in corrupted run #8: crashed: BUG: unable to handle kernel paging request in corrupted run #9: crashed: invalid opcode in __phys_addr run #10: crashed: invalid opcode in __phys_addr run #11: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #12: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #13: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #14: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #15: crashed: BUG: unable to handle kernel paging request in corrupted run #16: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #17: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #18: crashed: BUG: unable to handle kernel paging request in leaf_paste_entries run #19: OK representative crash: BUG: unable to handle kernel paging request in __ipv6_addr_label, types: [UNKNOWN] testing release v5.1 testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: af3bfb0d874a6ddf71e5e2d8af6f2bad0c4768c51a3398e02ff4ddca935758ac run #0: crashed: go runtime error run #1: crashed: BUG: unable to handle kernel paging request in mempool_alloc_slab run #2: crashed: go runtime error run #3: crashed: invalid opcode in __phys_addr run #4: crashed: BUG: unable to handle kernel paging request in locks_remove_posix run #5: crashed: BUG: unable to handle kernel paging request in corrupted run #6: crashed: BUG: unable to handle kernel paging request in corrupted run #7: crashed: BUG: unable to handle kernel paging request in update_curr run #8: crashed: BUG: unable to handle kernel paging request in check_timers_list run #9: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3079607228" "root@10.128.10.31:./syz-executor3079607228"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.31, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.31 [10.128.10.31] port 22. debug1: connect to address 10.128.10.31 port 22: Connection timed out ssh: connect to host 10.128.10.31 port 22: Connection timed out scp: Connection closed run #10: crashed: BUG: unable to handle kernel paging request in __do_softirq run #11: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2872249195" "root@10.128.10.33:./syz-executor2872249195"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.33, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.33 [10.128.10.33] port 22. debug1: connect to address 10.128.10.33 port 22: Connection timed out ssh: connect to host 10.128.10.33 port 22: Connection timed out scp: Connection closed run #12: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor1678481953" "root@10.128.10.39:./syz-executor1678481953"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.39, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.10.39 [10.128.10.39] port 22. debug1: connect to address 10.128.10.39 port 22: Connection timed out ssh: connect to host 10.128.10.39 port 22: Connection timed out scp: Connection closed run #13: crashed: BUG: unable to handle kernel paging request in balance_leaf_finish_node_paste run #14: crashed: BUG: unable to handle kernel paging request in pfifo_fast_dequeue run #15: crashed: BUG: unable to handle kernel paging request in wait_consider_task run #16: crashed: BUG: unable to handle kernel paging request in corrupted run #17: crashed: BUG: unable to handle kernel paging request in balance_leaf_finish_node_paste run #18: crashed: BUG: unable to handle kernel paging request in balance_leaf_finish_node_paste run #19: crashed: BUG: unable to handle kernel paging request in balance_leaf_finish_node_paste representative crash: go runtime error, types: [UNKNOWN] testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc compiler: gcc version 8.4.1 20210217 (GCC) kernel signature: 654c961024d1fb60ec0f3bc3567c28a886e026746e70e3cbeaf582736d29bf54 run #0: crashed: BUG: unable to handle kernel paging request in __delayacct_add_tsk run #1: crashed: BUG: unable to handle kernel paging request in check_timers_list run #2: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3314909967" "root@10.128.1.51:./syz-executor3314909967"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.51, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.51 [10.128.1.51] port 22. debug1: connect to address 10.128.1.51 port 22: Connection timed out ssh: connect to host 10.128.1.51 port 22: Connection timed out scp: Connection closed run #3: crashed: BUG: unable to handle kernel paging request in cap_capable run #4: crashed: BUG: unable to handle kernel paging request in corrupted run #5: crashed: BUG: unable to handle kernel paging request in ext4_put_io_end_defer run #6: crashed: BUG: unable to handle kernel paging request in unlink_file_vma run #7: crashed: BUG: unable to handle kernel paging request in corrupted run #8: crashed: BUG: unable to handle kernel paging request in blk_mq_free_request run #9: crashed: BUG: unable to handle kernel paging request in balance_leaf_finish_node_paste run #10: crashed: go runtime error run #11: crashed: BUG: unable to handle kernel paging request in ext4_finish_bio run #12: crashed: BUG: unable to handle kernel paging request in percpu_counter_add_batch run #13: crashed: BUG: unable to handle kernel paging request in __lock_task_sighand run #14: crashed: BUG: unable to handle kernel paging request in corrupted run #15: OK run #16: crashed: BUG: unable to handle kernel paging request in __lock_task_sighand run #17: crashed: BUG: unable to handle kernel paging request in __cgroup_account_cputime run #18: crashed: BUG: unable to handle kernel run #19: crashed: BUG: unable to handle kernel paging request in corrupted representative crash: BUG: unable to handle kernel paging request in __delayacct_add_tsk, types: [UNKNOWN] crash still not fixed/happens on the oldest tested release reproducer is flaky (0.40 repro chance estimate) revisions tested: 20, total time: 8h6m45.819032512s (build: 3h45m44.53947342s, test: 3h53m51.133324972s) oldest tested release already had the bug or it had kernel test errors commit msg: Linux 4.19 crash: BUG: unable to handle kernel paging request in __delayacct_add_tsk REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 REISERFS (device loop0): checking transaction log (loop0) REISERFS (device loop0): Using r5 hash to sort names reiserfs: enabling write barrier flush mode BUG: unable to handle kernel paging request at 0000007600040180 PGD 135250067 P4D 135250067 PUD 0 Oops: 0002 [#1] PREEMPT SMP CPU: 0 PID: 2971 Comm: syz-executor.0 Not tainted 4.19.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:arch_atomic_inc arch/x86/include/asm/atomic.h:97 [inline] RIP: 0010:atomic_inc include/asm-generic/atomic-instrumented.h:110 [inline] RIP: 0010:__lock_acquire.isra.10+0x85/0x680 kernel/locking/lockdep.c:3303 Code: 83 fe 01 0f 86 d1 02 00 00 31 d2 4c 89 ff 44 89 45 d0 89 4d d4 e8 db f0 ff ff 8b 4d d4 48 85 c0 44 8b 45 d0 0f 84 ab 02 00 00 ff 80 38 01 00 00 44 8b 15 85 ae 82 02 41 8b b6 68 08 00 00 45 RSP: 0018:ffffc90000e0fb80 EFLAGS: 00010006 RAX: 0000007600040048 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88012f2f8018 RBP: ffffc90000e0fbb0 R08: 0000000000000001 R09: 0000000000000000 R10: ffff880134b50000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff880134b50000 R15: ffff88012f2f8018 FS: 00007f05b0d88480(0000) GS:ffff88013ba00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000007600040180 CR3: 0000000134b6b000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0xd6/0x1a0 kernel/locking/lockdep.c:3900 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x54/0x70 kernel/locking/spinlock.c:152 __delayacct_add_tsk+0xcc/0x180 kernel/delayacct.c:131 delayacct_add_tsk include/linux/delayacct.h:137 [inline] fill_tgid_exit kernel/taskstats.c:282 [inline] taskstats_exit+0xaf/0x3c0 kernel/taskstats.c:611 do_exit+0x140/0xbe0 kernel/exit.c:852 do_group_exit+0x40/0xc0 kernel/exit.c:970 get_signal+0x293/0x660 kernel/signal.c:2513 do_signal+0x32/0x680 arch/x86/kernel/signal.c:816 exit_to_usermode_loop+0xce/0xf0 arch/x86/entry/common.c:162 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x159/0x160 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f05afc52ae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd05404f68 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffdfc RBX: 000000000000eac9 RCX: 00007f05afc52ae9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f05afd71f8c RBP: 0000000000000fd2 R08: 00007f05afd71f8c R09: 00007f05afd71f8c R10: 00007ffd054050a0 R11: 0000000000000246 R12: 00007f05afd71f8c R13: 000000000000fa9b R14: 00007ffd054050c0 R15: 00007ffd054050a0 Modules linked in: CR2: 0000007600040180 ---[ end trace 4e1d186f87514202 ]--- BUG: unable to handle kernel paging request at ffff880132b80000 RIP: 0010:arch_atomic_inc arch/x86/include/asm/atomic.h:97 [inline] RIP: 0010:atomic_inc include/asm-generic/atomic-instrumented.h:110 [inline] RIP: 0010:__lock_acquire.isra.10+0x85/0x680 kernel/locking/lockdep.c:3303 PGD 4401067 Code: 83 fe 01 0f 86 d1 02 00 00 31 d2 4c 89 ff 44 89 45 d0 89 4d d4 e8 db f0 ff ff 8b 4d d4 48 85 c0 44 8b 45 d0 0f 84 ab 02 00 00 ff 80 38 01 00 00 44 8b 15 85 ae 82 02 41 8b b6 68 08 00 00 45 P4D 4401067 PUD 23a7f6063 RSP: 0018:ffffc90000e0fb80 EFLAGS: 00010006 PMD 132b7f063 PTE 0 RAX: 0000007600040048 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88012f2f8018 RBP: ffffc90000e0fbb0 R08: 0000000000000001 R09: 0000000000000000 Oops: 0002 [#2] PREEMPT SMP CPU: 1 PID: 2972 Comm: syz-executor.0 Tainted: G D 4.19.0-syzkaller #0 R10: ffff880134b50000 R11: 0000000000000000 R12: 0000000000000000 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 R13: 0000000000000000 R14: ffff880134b50000 R15: ffff88012f2f8018 RIP: 0010:__memmove+0x24/0x1a0 arch/x86/lib/memmove_64.S:43 FS: 00007f05b0d88480(0000) GS:ffff88013ba00000(0000) knlGS:0000000000000000 Code: 90 90 90 90 90 90 48 89 f8 48 83 fa 20 0f 82 03 01 00 00 48 39 fe 7d 0f 49 89 f0 49 01 d0 49 39 f8 0f 8f 9f 00 00 00 48 89 d1 a4 c3 48 81 fa a8 02 00 00 72 05 40 38 fe 74 3b 48 83 ea 20 48 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 RSP: 0018:ffffc90000dd7610 EFLAGS: 00010283 CR2: 0000007600040180 CR3: 0000000134b6b000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 RAX: ffff88012db20fb4 RBX: ffff88012db20f87 RCX: fffffffffafa0f97 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 83 fe 01 cmp $0x1,%esi 3: 0f 86 d1 02 00 00 jbe 0x2da 9: 31 d2 xor %edx,%edx b: 4c 89 ff mov %r15,%rdi e: 44 89 45 d0 mov %r8d,-0x30(%rbp) 12: 89 4d d4 mov %ecx,-0x2c(%rbp) 15: e8 db f0 ff ff call 0xfffff0f5 1a: 8b 4d d4 mov -0x2c(%rbp),%ecx 1d: 48 85 c0 test %rax,%rax 20: 44 8b 45 d0 mov -0x30(%rbp),%r8d 24: 0f 84 ab 02 00 00 je 0x2d5 * 2a: f0 ff 80 38 01 00 00 lock incl 0x138(%rax) <-- trapping instruction 31: 44 8b 15 85 ae 82 02 mov 0x282ae85(%rip),%r10d # 0x282aebd 38: 41 8b b6 68 08 00 00 mov 0x868(%r14),%esi 3f: 45 rex.RB