ci2 starts bisection 2023-10-01 01:25:50.013652252 +0000 UTC m=+125760.806901350 bisecting fixing commit since 45a3e24f65e90a047bef86f927ebdc4c710edaa1 building syzkaller on d521bc5692c2ea3fa25a1a2ae3190b18c0dfc181 ensuring issue is reproducible on original commit 45a3e24f65e90a047bef86f927ebdc4c710edaa1 testing commit 45a3e24f65e90a047bef86f927ebdc4c710edaa1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: af79999199a8391136ca6cbc9d6637c7561be663b7e4494fe12d1589b9e41969 run #0: crashed: kernel panic: stack is corrupted in lock_acquire run #1: crashed: kernel panic: stack is corrupted in validate_chain run #2: crashed: kernel panic: stack is corrupted in lock_acquire run #3: crashed: kernel panic: stack is corrupted in lock_acquire run #4: crashed: kernel panic: stack is corrupted in lock_release run #5: crashed: kernel panic: stack is corrupted in lock_acquire run #6: crashed: kernel panic: stack is corrupted in validate_chain run #7: crashed: KASAN: out-of-bounds Write in end_buffer_read_sync run #8: crashed: kernel panic: stack is corrupted in lock_release run #9: crashed: kernel panic: stack is corrupted in validate_chain run #10: crashed: kernel panic: stack is corrupted in validate_chain run #11: crashed: KASAN: out-of-bounds Write in end_buffer_read_sync run #12: crashed: KASAN: out-of-bounds Write in end_buffer_read_sync run #13: crashed: kernel panic: stack is corrupted in validate_chain run #14: crashed: kernel panic: stack is corrupted in validate_chain run #15: crashed: KASAN: out-of-bounds Write in end_buffer_read_sync run #16: crashed: kernel panic: stack is corrupted in validate_chain run #17: crashed: kernel panic: stack is corrupted in lock_acquire run #18: crashed: kernel panic: stack is corrupted in validate_chain run #19: crashed: kernel panic: stack is corrupted in validate_chain representative crash: kernel panic: stack is corrupted in lock_acquire, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing commit 45a3e24f65e90a047bef86f927ebdc4c710edaa1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a5ac5811605b00b3e6900ef63c081710eacb3f923d671ac0349be6e9601d5295 run #0: crashed: BUG: unable to handle kernel paging request in corrupted run #1: crashed: kernel panic: stack is corrupted in look_up_lock_class run #2: crashed: kernel panic: stack is corrupted in look_up_lock_class run #3: crashed: kernel panic: stack is corrupted in look_up_lock_class run #4: crashed: kernel panic: stack is corrupted in look_up_lock_class run #5: crashed: kernel panic: stack is corrupted in look_up_lock_class run #6: crashed: kernel panic: stack is corrupted in look_up_lock_class run #7: crashed: kernel panic: stack is corrupted in look_up_lock_class run #8: crashed: kernel panic: stack is corrupted in look_up_lock_class run #9: crashed: kernel panic: stack is corrupted in look_up_lock_class representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed kconfig minimization: base=3876 full=7602 leaves diff=2000 split chunks (needed=false): <2000> split chunk #0 of len 2000 into 5 parts testing without sub-chunk 1/5 disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 45a3e24f65e90a047bef86f927ebdc4c710edaa1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 01295f48e992b6d2bc971bb89096783fb1686e5beadcb8dd8ce44052c029d7ae run #0: crashed: kernel panic: stack is corrupted in look_up_lock_class run #1: crashed: WARNING: bad unlock balance in corrupted run #2: crashed: kernel panic: stack is corrupted in look_up_lock_class run #3: crashed: kernel panic: stack is corrupted in look_up_lock_class run #4: crashed: kernel panic: stack is corrupted in look_up_lock_class run #5: crashed: WARNING: bad unlock balance in corrupted run #6: crashed: kernel panic: stack is corrupted in look_up_lock_class run #7: crashed: kernel panic: stack is corrupted in look_up_lock_class run #8: crashed: kernel panic: stack is corrupted in look_up_lock_class run #9: crashed: WARNING: bad unlock balance in corrupted representative crash: kernel panic: stack is corrupted in look_up_lock_class, types: [UNKNOWN LOCKDEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 45a3e24f65e90a047bef86f927ebdc4c710edaa1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3e1b94277226b9e32235bfe4631dfb2bc9d7c3679036e4d9c9ab34a07c8a4011 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: crashed: BUG: unable to handle kernel paging request in corrupted run #9: crashed: kernel panic: stack is corrupted in look_up_lock_class representative crash: BUG: unable to handle kernel paging request in corrupted, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing commit 45a3e24f65e90a047bef86f927ebdc4c710edaa1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 638c025e3a749901f51215e8cf05a61862873f325a841dd9d8cb9314939c0134 run #0: crashed: invalid opcode in asm_sysvec_apic_timer_interrupt run #1: crashed: general protection fault in ntfs_bad_inode run #2: crashed: invalid opcode in asm_sysvec_apic_timer_interrupt run #3: crashed: invalid opcode in asm_sysvec_apic_timer_interrupt run #4: crashed: invalid opcode in asm_sysvec_apic_timer_interrupt run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: invalid opcode in asm_sysvec_apic_timer_interrupt, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 45a3e24f65e90a047bef86f927ebdc4c710edaa1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f975385763681e09b02727ae693799dd85a46a24c9f59cc480d24524c898030b 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 45a3e24f65e90a047bef86f927ebdc4c710edaa1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 49712e0ff6ff7783cd2478d8a2f47cfb6aa2f2e4ac916f3badbee2467680f2f7 run #0: crashed: invalid opcode in asm_sysvec_apic_timer_interrupt run #1: crashed: invalid opcode in asm_sysvec_apic_timer_interrupt run #2: crashed: general protection fault in corrupted run #3: crashed: invalid opcode in asm_sysvec_apic_timer_interrupt run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: invalid opcode in asm_sysvec_apic_timer_interrupt, types: [UNKNOWN] the chunk can be dropped minimized to 400 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_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 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 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_POOL_STATS PAGE_REPORTING 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 PER_VMA_LOCK_STATS 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 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_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_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 SECURITY_SMACK_NETFILTER 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 testing current HEAD 3b517966c5616ac011081153482a5ba0e91b17ff testing commit 3b517966c5616ac011081153482a5ba0e91b17ff gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b5dd7ef88d3c79e82e8e024a0140cd8fe0b96e8ea4ae7ba36563dfd11b39a746 all runs: crashed: BUG: unable to handle kernel paging request in find_get_entries representative crash: BUG: unable to handle kernel paging request in find_get_entries, types: [UNKNOWN] crash still not fixed/happens on the oldest tested release reproducer is flaky (0.40 repro chance estimate) revisions tested: 8, total time: 1h45m54.815336952s (build: 42m6.506976844s, test: 1h0m48.11436902s) crash still not fixed or there were kernel test errors commit msg: Merge tag 'dma-mapping-6.6-2023-09-30' of git://git.infradead.org/users/hch/dma-mapping crash: BUG: unable to handle kernel paging request in find_get_entries loop0: detected capacity change from 0 to 4096 ntfs3: loop0: Different NTFS sector size (4096) and media sector size (512). ntfs3: loop0: Mark volume as dirty due to NTFS errors BUG: unable to handle page fault for address: ffffc900028c02f8 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 100000067 P4D 100000067 PUD 101250067 PMD 100f23067 PTE 0 Oops: 0002 [#1] PREEMPT SMP CPU: 0 PID: 2663 Comm: syz-executor.0 Not tainted 6.6.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 RIP: 0010:find_get_entries+0x14f/0x230 mm/filemap.c:2032 Code: 48 8d 44 48 28 eb 08 48 8b 04 24 48 83 c0 48 48 8b 08 48 39 cf 0f 85 63 ff ff ff 48 85 ff 74 28 48 8b 44 24 08 41 0f b6 0c 24 <49> 89 04 ce 41 0f b6 04 24 8d 48 01 41 88 0c 24 49 89 7c c4 08 80 RSP: 0018:ffffc900028bf9d8 EFLAGS: 00010282 RAX: 00000000000000c5 RBX: 00000000000000c5 RCX: 00000000000000ff RDX: 0000000000000005 RSI: 00000000000000c5 RDI: ffffea0004470940 RBP: ffffc900028bf9d8 R08: 00000003fffffffc R09: 0000000000000402 R10: ffffea0004470940 R11: 0000000000000000 R12: ffffc900028bfa80 R13: ffffffff811ec86d R14: ffffc900028bfb00 R15: ffffc900028bfa78 FS: 00007f56d9dc46c0(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900028c02f8 CR3: 0000000102342000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: invalidate_inode_pages2_range+0x1bf/0x740 mm/truncate.c:634 kiocb_invalidate_pages mm/filemap.c:2764 [inline] generic_file_direct_write+0xf3/0x140 mm/filemap.c:3887 __generic_file_write_iter+0x58/0x90 mm/filemap.c:4050 ntfs_file_write_iter+0x121/0x180 fs/ntfs3/file.c:1081 do_iter_write+0x1e5/0x300 fs/read_write.c:860 iter_file_splice_write+0x27c/0x430 fs/splice.c:736 do_splice_from fs/splice.c:933 [inline] direct_splice_actor+0x2e/0xa0 fs/splice.c:1142 splice_direct_to_actor+0xcc/0x250 fs/splice.c:1088 do_splice_direct+0x92/0xe0 fs/splice.c:1194 do_sendfile+0x291/0x460 fs/read_write.c:1254 __do_sys_sendfile64 fs/read_write.c:1322 [inline] __se_sys_sendfile64 fs/read_write.c:1308 [inline] __x64_sys_sendfile64+0x9a/0xd0 fs/read_write.c:1308 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0x90 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f56d907cb29 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:00007f56d9dc40c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f56d919bf80 RCX: 00007f56d907cb29 RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006 RBP: 00007f56d90c847a R08: 0000000000000000 R09: 0000000000000000 R10: 000000007fffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000006 R14: 00007f56d919bf80 R15: 00007ffd97f01328 Modules linked in: CR2: ffffc900028c02f8 ---[ end trace 0000000000000000 ]--- RIP: 0010:find_get_entries+0x14f/0x230 mm/filemap.c:2032 Code: 48 8d 44 48 28 eb 08 48 8b 04 24 48 83 c0 48 48 8b 08 48 39 cf 0f 85 63 ff ff ff 48 85 ff 74 28 48 8b 44 24 08 41 0f b6 0c 24 <49> 89 04 ce 41 0f b6 04 24 8d 48 01 41 88 0c 24 49 89 7c c4 08 80 RSP: 0018:ffffc900028bf9d8 EFLAGS: 00010282 RAX: 00000000000000c5 RBX: 00000000000000c5 RCX: 00000000000000ff RDX: 0000000000000005 RSI: 00000000000000c5 RDI: ffffea0004470940 RBP: ffffc900028bf9d8 R08: 00000003fffffffc R09: 0000000000000402 R10: ffffea0004470940 R11: 0000000000000000 R12: ffffc900028bfa80 R13: ffffffff811ec86d R14: ffffc900028bfb00 R15: ffffc900028bfa78 FS: 00007f56d9dc46c0(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900028c02f8 CR3: 0000000102342000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 48 8d 44 48 28 lea 0x28(%rax,%rcx,2),%rax 5: eb 08 jmp 0xf 7: 48 8b 04 24 mov (%rsp),%rax b: 48 83 c0 48 add $0x48,%rax f: 48 8b 08 mov (%rax),%rcx 12: 48 39 cf cmp %rcx,%rdi 15: 0f 85 63 ff ff ff jne 0xffffff7e 1b: 48 85 ff test %rdi,%rdi 1e: 74 28 je 0x48 20: 48 8b 44 24 08 mov 0x8(%rsp),%rax 25: 41 0f b6 0c 24 movzbl (%r12),%ecx * 2a: 49 89 04 ce mov %rax,(%r14,%rcx,8) <-- trapping instruction 2e: 41 0f b6 04 24 movzbl (%r12),%eax 33: 8d 48 01 lea 0x1(%rax),%ecx 36: 41 88 0c 24 mov %cl,(%r12) 3a: 49 89 7c c4 08 mov %rdi,0x8(%r12,%rax,8) 3f: 80 .byte 0x80