ci2 starts bisection 2023-10-24 10:08:39.408498825 +0000 UTC m=+35299.959381210
bisecting fixing commit since 9e6c269de404bef2fb50b9407e988083a0805e3b
building syzkaller on d216d8a03b50bef82eac746d227230835f061640
ensuring issue is reproducible on original commit 9e6c269de404bef2fb50b9407e988083a0805e3b

testing commit 9e6c269de404bef2fb50b9407e988083a0805e3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9aec4060466ebd94cb07ee6070ff18c23f14573455b13af5a9527118552a42f8
run #0: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #1: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #2: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #3: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #4: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #5: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #6: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #7: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #8: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #9: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #10: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #11: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #12: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #13: OK
run #14: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #15: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #16: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #17: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #18: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #19: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
representative crash: UBSAN: array-index-out-of-bounds in udf_process_sequence, types: [UBSAN]
check whether we can drop unnecessary instrumentation
disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 9e6c269de404bef2fb50b9407e988083a0805e3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 6adde1411d2ce4af030937d57051dc3884e5109d5cf1f6f2250712a70b1849bd
run #0: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc0007286e0 0xc000728a00 0xc000728be0] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}.
run #1: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc000a1e910 0xc000a1ea00 0xc000a1eaa0] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}.
run #2: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc000729540 0xc000729720 0xc000729860] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}.
run #3: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #4: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #5: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #6: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #7: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #8: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
run #9: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
representative crash: UBSAN: array-index-out-of-bounds in udf_process_sequence, types: [UBSAN]
the bug reproduces without the instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK BUG KASAN LOCKDEP], they are not needed
kconfig minimization: base=3930 full=7645 leaves diff=1990
split chunks (needed=false): <1990>
split chunk #0 of len 1990 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 9e6c269de404bef2fb50b9407e988083a0805e3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f5d8a62839a8bd0d8864f83f64ffa2d2a1b3d478e995341cc0dfe9d5c689fa68
all runs: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
representative crash: UBSAN: array-index-out-of-bounds in udf_process_sequence, types: [UBSAN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 9e6c269de404bef2fb50b9407e988083a0805e3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b092287506124253b648f775996a8e485a983b4cbbee0080c46d20945203aadc
all runs: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
representative crash: UBSAN: array-index-out-of-bounds in udf_process_sequence, types: [UBSAN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 9e6c269de404bef2fb50b9407e988083a0805e3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f56107eefc149e094c8edd59bea079dd74925b83f3ef8d625c9f8683938dd31d
all runs: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
representative crash: UBSAN: array-index-out-of-bounds in udf_process_sequence, types: [UBSAN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 9e6c269de404bef2fb50b9407e988083a0805e3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4610fcf16e62ab80123153b069fc5b05e46086653db7ed4d2ea22f67c8574e86
all runs: OK
false negative chance: 0.000
testing without sub-chunk 5/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 9e6c269de404bef2fb50b9407e988083a0805e3b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 10945dba531966acf6f94c775021e94492e18986081902f91e2228dbd72d4f0c
all runs: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
representative crash: UBSAN: array-index-out-of-bounds in udf_process_sequence, types: [UBSAN]
the chunk can be dropped
minimized to 398 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_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 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_BTF_TAG 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_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 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_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 BUG], they are not needed
testing current HEAD d88520ad73b79e71e3ddf08de335b8520ae41c5c
testing commit d88520ad73b79e71e3ddf08de335b8520ae41c5c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7410f3a8948d4f57c09eaff47c02df2de31448026a32af6be6003c2357e36688
all runs: crashed: UBSAN: array-index-out-of-bounds in udf_process_sequence
representative crash: UBSAN: array-index-out-of-bounds in udf_process_sequence, types: [UBSAN]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 1h27m6.928978249s (build: 33m26.991199654s, test: 49m34.053925524s)
crash still not fixed or there were kernel test errors
commit msg: Merge tag 'pull-nfsd-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
crash: UBSAN: array-index-out-of-bounds in udf_process_sequence
UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2578527076, location=2578527076
================================================================================
UBSAN: array-index-out-of-bounds in fs/udf/super.c:1365:9
index 4 is out of range for type '__le32[4]' (aka 'unsigned int[4]')
CPU: 0 PID: 5484 Comm: syz-executor.0 Not tainted 6.6.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x83/0xd0 lib/dump_stack.c:106
 ubsan_epilogue lib/ubsan.c:217 [inline]
 __ubsan_handle_out_of_bounds+0xd8/0x100 lib/ubsan.c:348
 udf_load_sparable_map fs/udf/super.c:1365 [inline]
 udf_load_logicalvol fs/udf/super.c:1457 [inline]
 udf_process_sequence+0x89b/0x1210 fs/udf/super.c:1773
 udf_load_sequence fs/udf/super.c:1820 [inline]
 udf_check_anchor_block+0xa0/0x180 fs/udf/super.c:1855
 udf_scan_anchors fs/udf/super.c:1888 [inline]
 udf_load_vrs+0xbe/0x590 fs/udf/super.c:1969
 udf_fill_super+0x2ed/0x7f0 fs/udf/super.c:2147
 mount_bdev+0xe3/0x150 fs/super.c:1629
 legacy_get_tree+0x29/0x50 fs/fs_context.c:662
 vfs_get_tree+0x20/0xa0 fs/super.c:1750
 do_new_mount+0x153/0x370 fs/namespace.c:3335
 do_mount fs/namespace.c:3675 [inline]
 __do_sys_mount fs/namespace.c:3884 [inline]
 __se_sys_mount+0x14b/0x1b0 fs/namespace.c:3861
 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: 0033:0x7f4c0b07e1ea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007f4c0bde4ee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f4c0bde4f80 RCX: 00007f4c0b07e1ea
RDX: 0000000020000100 RSI: 0000000020000340 RDI: 00007f4c0bde4f40
RBP: 0000000020000100 R08: 00007f4c0bde4f80 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000340
R13: 00007f4c0bde4f40 R14: 0000000000000c3b R15: 0000000020020500
 </TASK>
================================================================================