ci2 starts bisection 2023-12-27 16:27:08.420662619 +0000 UTC m=+434231.744548170 bisecting fixing commit since 3b29299e5f604550faf3eff811d6cd60b4c6cae6 building syzkaller on f325deb023e4e2fb9197004be1b3da738680429c ensuring issue is reproducible on original commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 79e9b632af8faff3b0accd596a9016fb68d3db53090ec81e59728d13a7530d42 run #0: crashed: WARNING in mark_buffer_dirty run #1: crashed: WARNING in mark_buffer_dirty run #2: crashed: WARNING in mark_buffer_dirty run #3: crashed: WARNING in mark_buffer_dirty run #4: crashed: WARNING in mark_buffer_dirty run #5: crashed: WARNING in mark_buffer_dirty run #6: crashed: general protection fault in bfs_get_block run #7: crashed: WARNING in mark_buffer_dirty run #8: crashed: WARNING in mark_buffer_dirty run #9: crashed: WARNING in mark_buffer_dirty run #10: crashed: WARNING in mark_buffer_dirty run #11: crashed: WARNING in mark_buffer_dirty run #12: crashed: general protection fault in bfs_get_block run #13: crashed: WARNING in mark_buffer_dirty run #14: crashed: WARNING in mark_buffer_dirty run #15: crashed: WARNING in mark_buffer_dirty run #16: crashed: WARNING in mark_buffer_dirty run #17: crashed: WARNING in mark_buffer_dirty run #18: crashed: WARNING in mark_buffer_dirty run #19: crashed: general protection fault in bfs_get_block representative crash: WARNING in mark_buffer_dirty, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 577366c7ec2c910507b8b3542180448a606d88fb25e82c8809f6bd085882b337 run #0: crashed: WARNING in mark_buffer_dirty run #1: crashed: WARNING in mark_buffer_dirty run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #5: crashed: WARNING in mark_buffer_dirty run #6: crashed: WARNING in mark_buffer_dirty run #7: crashed: WARNING in mark_buffer_dirty run #8: crashed: WARNING in mark_buffer_dirty run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block representative crash: WARNING in mark_buffer_dirty, types: [WARNING UNKNOWN] the bug reproduces without the instrumentation disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed kconfig minimization: base=3820 full=7521 leaves diff=1987 split chunks (needed=false): <1987> split chunk #0 of len 1987 into 5 parts testing without sub-chunk 1/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7ecdf2d69911b9638553db16b228c41899d1ac518f97c22f9b5aae718bd895f9 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 05c4bfd4cfa4136efaa220f14cb3e183ab921e9943cef15403a7057588c95ebe run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #2: crashed: WARNING in mark_buffer_dirty run #3: crashed: WARNING in mark_buffer_dirty run #4: crashed: WARNING in mark_buffer_dirty run #5: crashed: WARNING in mark_buffer_dirty run #6: crashed: WARNING in mark_buffer_dirty run #7: crashed: WARNING in mark_buffer_dirty run #8: crashed: WARNING in mark_buffer_dirty run #9: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block representative crash: WARNING in mark_buffer_dirty, types: [WARNING UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8e2031fe32fb5356c93c00784042000cb67e88ac5ef2c6a9181f7e1923fe7506 run #0: crashed: WARNING in mark_buffer_dirty run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #2: crashed: WARNING in mark_buffer_dirty run #3: crashed: WARNING in mark_buffer_dirty run #4: crashed: WARNING in mark_buffer_dirty run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #9: crashed: WARNING in mark_buffer_dirty representative crash: WARNING in mark_buffer_dirty, types: [WARNING UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5101a203cef0c7140f33a4ae1689f03fc2391a59c20749a197ad823782bad15d run #0: crashed: WARNING in mark_buffer_dirty run #1: crashed: WARNING in mark_buffer_dirty run #2: crashed: WARNING in mark_buffer_dirty run #3: crashed: WARNING in mark_buffer_dirty run #4: crashed: WARNING in mark_buffer_dirty run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #6: crashed: WARNING in mark_buffer_dirty run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #8: crashed: WARNING in mark_buffer_dirty run #9: crashed: WARNING in mark_buffer_dirty representative crash: WARNING in mark_buffer_dirty, types: [WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 3b29299e5f604550faf3eff811d6cd60b4c6cae6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 17d2cded78a273f0649ae3222fc2c6bc713c733dfe2c01efd77d3f041680e7c3 all runs: crashed: WARNING in mark_buffer_dirty representative crash: WARNING in mark_buffer_dirty, types: [WARNING] the chunk can be dropped minimized to 398 configs; suspects: [6LOWPAN 6LOWPAN_GHC_EXT_HDR_DEST 6LOWPAN_GHC_EXT_HDR_FRAG 6LOWPAN_GHC_EXT_HDR_HOP 6LOWPAN_GHC_EXT_HDR_ROUTE 6LOWPAN_GHC_ICMPV6 6LOWPAN_GHC_UDP 6LOWPAN_NHC 6LOWPAN_NHC_DEST 6LOWPAN_NHC_FRAGMENT 6LOWPAN_NHC_HOP 6LOWPAN_NHC_IPV6 6LOWPAN_NHC_MOBILITY 6LOWPAN_NHC_ROUTING 6LOWPAN_NHC_UDP 6PACK 842_COMPRESS 842_DECOMPRESS 9P_FSCACHE 9P_FS_POSIX_ACL 9P_FS_SECURITY ACORN_PARTITION ACORN_PARTITION_ADFS ACORN_PARTITION_CUMANA ACORN_PARTITION_EESOX ACORN_PARTITION_ICS ACORN_PARTITION_POWERTEC ACORN_PARTITION_RISCIX ACPI_NFIT ACPI_PLATFORM_PROFILE ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMIGA_PARTITION ANDROID_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ASM_MODVERSIONS ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR ATARI_PARTITION ATA_GENERIC ATA_OVER_ETH ATH10K ATH10K_CE ATH10K_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG ATH9K_DEBUGFS ATH9K_DYNACK ATH9K_HTC ATH9K_HTC_DEBUGFS ATH9K_HW ATH9K_PCI ATH9K_PCOEM ATH9K_RFKILL ATH_COMMON ATM ATM_BR2684 ATM_CLIP ATM_DRIVERS ATM_LANE ATM_MPOA ATM_TCP AUXILIARY_BUS AX25 AX25_DAMA_SLAVE AX88796B_PHY BAREUDP BATMAN_ADV BATMAN_ADV_BATMAN_V BATMAN_ADV_BLA BATMAN_ADV_DAT BATMAN_ADV_MCAST BATMAN_ADV_NC BCACHE BCMA BCMA_HOST_PCI_POSSIBLE BEFS_FS BFQ_CGROUP_DEBUG BFQ_GROUP_IOSCHED BFS_FS BIG_KEYS BLK_CGROUP_RWSTAT BLK_DEBUG_FS_ZONED BLK_DEV_BSGLIB BLK_DEV_FD BLK_DEV_INTEGRITY BLK_DEV_INTEGRITY_T10 BLK_DEV_NBD BLK_DEV_NULL_BLK BLK_DEV_NULL_BLK_FAULT_INJECTION BLK_DEV_NVME BLK_DEV_PMEM BLK_DEV_RAM BLK_DEV_RNBD BLK_DEV_RNBD_CLIENT BLK_DEV_THROTTLING BLK_DEV_ZONED BLK_ICQ BLK_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_MQ_RDMA BLK_WBT BLK_WBT_MQ BONDING BOOT_VESA_SUPPORT BPF_EVENTS BPF_JIT BPF_JIT_ALWAYS_ON BPF_JIT_DEFAULT_ON BPF_LSM BPF_PRELOAD BPF_PRELOAD_UMD BPF_STREAM_PARSER BPF_SYSCALL BPQETHER BRIDGE BRIDGE_CFM BRIDGE_EBT_802_3 BRIDGE_EBT_AMONG BRIDGE_EBT_ARP BRIDGE_EBT_ARPREPLY BRIDGE_EBT_BROUTE BRIDGE_EBT_DNAT BRIDGE_EBT_IP BRIDGE_EBT_IP6 BRIDGE_EBT_LIMIT BRIDGE_EBT_LOG BRIDGE_EBT_MARK BRIDGE_EBT_MARK_T BRIDGE_EBT_NFLOG BRIDGE_EBT_PKTTYPE BRIDGE_EBT_REDIRECT BRIDGE_EBT_SNAT BRIDGE_EBT_STP BRIDGE_EBT_T_FILTER BRIDGE_EBT_T_NAT BRIDGE_EBT_VLAN BRIDGE_IGMP_SNOOPING BRIDGE_MRP BRIDGE_NF_EBTABLES BRIDGE_VLAN_FILTERING BSD_DISKLABEL BSD_PROCESS_ACCT_V3 BT BTRFS_ASSERT BTRFS_FS BTRFS_FS_POSIX_ACL BTRFS_FS_REF_VERIFY BTT BT_6LOWPAN BT_ATH3K BT_BCM BT_BNEP BT_BNEP_MC_FILTER BT_BNEP_PROTO_FILTER BT_BREDR BT_CMTP BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB BT_HCIBTUSB_BCM BT_HCIBTUSB_MTK BT_HCIBTUSB_RTL BT_HCIUART BT_HCIUART_3WIRE BT_HCIUART_AG6XX BT_HCIUART_BCSP BT_HCIUART_H4 BT_HCIUART_LL BT_HCIUART_MRVL BT_HCIUART_QCA BT_HCIUART_SERDEV BT_HCIVHCI BT_HIDP BT_HS BT_INTEL BT_LE BT_LEDS BT_MSFTEXT BT_MTK BT_QCA BT_RFCOMM BT_RFCOMM_TTY BT_RTL CACHEFILES CAIF CAIF_DEBUG CAIF_DRIVERS CAIF_NETDEV CAIF_TTY CAIF_USB CAIF_VIRTIO CAN CAN_8DEV_USB CAN_BCM CAN_CALC_BITTIMING CAN_DEV CAN_EMS_USB CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_NETLINK CAN_PEAK_USB CAN_RAW CAN_SLCAN CAN_VCAN CAN_VXCAN CAPI_TRACE CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CC_HAS_ZERO_CALL_USED_REGS CEC_CORE CEPH_FS CEPH_FSCACHE CEPH_FS_POSIX_ACL CEPH_LIB CEPH_LIB_USE_DNS_RESOLVER CFG80211 CFG80211_CRDA_SUPPORT CFG80211_DEBUGFS CFG80211_DEFAULT_PS CFG80211_REQUIRE_SIGNED_REGDB CFG80211_USE_KERNEL_REGDB_KEYS CFG80211_WEXT CFS_BANDWIDTH CGROUP_BPF CHARGER_BQ24190 CHARGER_ISP1704 CHR_DEV_ST CIFS CIFS_ALLOW_INSECURE_LEGACY CIFS_DEBUG CIFS_DFS_UPCALL CIFS_FSCACHE CIFS_POSIX CIFS_SMB_DIRECT CIFS_SWN_UPCALL CIFS_UPCALL CIFS_XATTR CLS_U32_MARK CLS_U32_PERF CMA CMA_SIZE_SEL_MBYTES CMDLINE_PARTITION COMEDI COMEDI_DT9812 COMEDI_NI_USB6501 COMEDI_USBDUX COMEDI_USBDUXFAST COMEDI_USBDUXSIGMA COMEDI_USB_DRIVERS COMEDI_VMK80XX COMPAT_NETLINK_MESSAGES COUNTER CRAMFS CRAMFS_BLOCKDEV CRAMFS_MTD CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_ITU_T CRC_T10DIF CRYPTO_ADIANTUM CRYPTO_AEGIS128 CRYPTO_AEGIS128_AESNI_SSE2 CRYPTO_AES_NI_INTEL CRYPTO_AES_TI CRYPTO_ANSI_CPRNG CRYPTO_ANUBIS CRYPTO_ARC4 CRYPTO_ARCH_HAVE_LIB_BLAKE2S CRYPTO_ARCH_HAVE_LIB_CHACHA CRYPTO_ARCH_HAVE_LIB_CURVE25519 CRYPTO_ARCH_HAVE_LIB_POLY1305 CRYPTO_ARIA CRYPTO_ARIA_AESNI_AVX_X86_64 CRYPTO_BLAKE2B CRYPTO_BLAKE2S_X86 CRYPTO_BLOWFISH CRYPTO_BLOWFISH_COMMON CRYPTO_BLOWFISH_X86_64 CRYPTO_CAMELLIA CRYPTO_CAMELLIA_AESNI_AVX2_X86_64 CRYPTO_CAMELLIA_AESNI_AVX_X86_64 CRYPTO_CAMELLIA_X86_64 CRYPTO_CAST5 CRYPTO_CAST5_AVX_X86_64 CRYPTO_CAST6 CRYPTO_CAST6_AVX_X86_64 CRYPTO_CAST_COMMON CRYPTO_CFB CRYPTO_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL CRYPTO_CRC64_ROCKSOFT CRYPTO_CRCT10DIF CRYPTO_CRCT10DIF_PCLMUL CRYPTO_CRYPTD CRYPTO_CTS CRYPTO_CURVE25519 CRYPTO_CURVE25519_X86 CRYPTO_DEFLATE CRYPTO_DES CRYPTO_DES3_EDE_X86_64 CRYPTO_DEV_CCP CRYPTO_DEV_CCP_DD CRYPTO_DEV_PADLOCK CRYPTO_DEV_PADLOCK_AES CRYPTO_DEV_PADLOCK_SHA CRYPTO_DEV_QAT CRYPTO_DEV_QAT_C3XXX CRYPTO_DEV_QAT_C3XXXVF CRYPTO_DEV_QAT_C62X CRYPTO_DEV_QAT_C62XVF CRYPTO_DEV_QAT_DH895xCC CRYPTO_DEV_QAT_DH895xCCVF CRYPTO_DEV_VIRTIO CRYPTO_DH CRYPTO_DRBG_CTR CRYPTO_DRBG_HASH CRYPTO_ECB CRYPTO_ECC CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL CRYPTO_HCTR2 CRYPTO_KDF800108_CTR CRYPTO_KEYWRAP CRYPTO_KHAZAD CRYPTO_KPP CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CHACHA_GENERIC CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_DES CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_OFB CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_X86_64 CRYPTO_POLYVAL CRYPTO_POLYVAL_CLMUL_NI CRYPTO_RMD160 CRYPTO_SEED CRYPTO_SERPENT CRYPTO_SERPENT_AVX2_X86_64 CRYPTO_SERPENT_AVX_X86_64 CRYPTO_SERPENT_SSE2_X86_64 CRYPTO_SHA1_SSSE3 CRYPTO_SHA256_SSSE3 CRYPTO_SHA3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM2 CRYPTO_SM3 CRYPTO_SM3_AVX_X86_64 CRYPTO_SM4 CRYPTO_SM4_AESNI_AVX2_X86_64 CRYPTO_SM4_AESNI_AVX_X86_64 CRYPTO_SM4_GENERIC CRYPTO_STREEBOG CRYPTO_TEA CRYPTO_TWOFISH CRYPTO_TWOFISH_AVX_X86_64 CRYPTO_TWOFISH_COMMON CRYPTO_TWOFISH_X86_64 CRYPTO_TWOFISH_X86_64_3WAY CRYPTO_USER CRYPTO_USER_API CRYPTO_USER_API_AEAD CRYPTO_USER_API_ENABLE_OBSOLETE CRYPTO_USER_API_HASH CRYPTO_USER_API_RNG CRYPTO_USER_API_SKCIPHER CRYPTO_VMAC CRYPTO_WP512 CRYPTO_XCBC CRYPTO_XCTR CRYPTO_XTS CRYPTO_XXHASH CUSE CYPRESS_FIRMWARE DAMON DAMON_DBGFS DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCB DEFAULT_PFIFO_FAST DEVICE_MIGRATION DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DIMLIB DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DM_AUDIT DM_BIO_PRISON DM_BUFIO DM_CACHE DM_CACHE_SMQ DM_CLONE DM_CRYPT DM_FLAKEY DM_INTEGRITY DM_MULTIPATH DM_MULTIPATH_QL DM_MULTIPATH_ST DM_PERSISTENT_DATA DM_RAID DM_SNAPSHOT DM_THIN_PROVISIONING DM_UEVENT DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_BOCHS DRM_BUDDY DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DISPLAY_DP_HELPER DRM_DISPLAY_HELPER ENCRYPTED_KEYS EXTCON FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ ISDN ISDN_CAPI LIBNVDIMM MAC80211 MAC80211_LEDS MEDIA_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MTD NET_CLS_U32 NET_SCH_DEFAULT PARTITION_ADVANCED RFKILL SERIAL_DEV_BUS TLS TLS_DEVICE TRANSPARENT_HUGEPAGE TRUSTED_KEYS USB_GADGET USB_PHY VLAN_8021Q WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH X86_X32_ABI ZONE_DEVICE] disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing current HEAD 4aa6747d935281df8a1888feeb6e22e0097d0b86 testing commit 4aa6747d935281df8a1888feeb6e22e0097d0b86 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1a7fdf9d71df653706f7be2acac2101a3071a83f990aedb1171907b11eb224c3 run #0: crashed: WARNING in mark_buffer_dirty run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in bfs_get_block run #3: crashed: WARNING in mark_buffer_dirty run #4: crashed: WARNING in mark_buffer_dirty run #5: crashed: WARNING in mark_buffer_dirty run #6: crashed: WARNING in mark_buffer_dirty run #7: crashed: WARNING in mark_buffer_dirty run #8: crashed: WARNING in mark_buffer_dirty run #9: crashed: WARNING in mark_buffer_dirty representative crash: WARNING in mark_buffer_dirty, types: [WARNING] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h2m38.480189729s (build: 30m57.04901611s, test: 29m6.047095577s) crash still not fixed or there were kernel test errors commit msg: Linux 6.1.69 crash: WARNING in mark_buffer_dirty ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1873 at fs/buffer.c:1081 mark_buffer_dirty+0x100/0x210 fs/buffer.c:1109 Modules linked in: CPU: 0 PID: 1873 Comm: syz-executor.0 Not tainted 6.1.69-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:mark_buffer_dirty+0x100/0x210 fs/buffer.c:1081 Code: 0f 1f 44 00 00 48 89 df 4c 89 f6 31 d2 e8 28 e1 eb ff 48 89 df e8 d0 df f8 ff 49 8b 3e be 04 00 00 00 5b 41 5e e9 f0 e8 fe ff <0f> 0b e9 08 ff ff ff 0f 0b e9 19 ff ff ff 0f 0b e9 2b ff ff ff 65 RSP: 0000:ffffc900028336c8 EFLAGS: 00010246 RAX: ffff88817aaf6600 RBX: ffff88817eaaf2a0 RCX: 0000000000000000 RDX: 0000000000000200 RSI: ffff888109fcf600 RDI: ffff88817eaaf2a0 RBP: ffff88817ebb3690 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000302e726f7475 R12: ffff88817802c068 R13: ffff88817eaaf2a0 R14: 0000000000000014 R15: 0000000000000012 FS: 00007f91de9366c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f91ddc7c8d9 CR3: 0000000109fc3000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bfs_move_block fs/bfs/file.c:43 [inline] bfs_move_blocks fs/bfs/file.c:56 [inline] bfs_get_block+0x276/0x2a0 fs/bfs/file.c:125 __block_write_begin_int+0x155/0x690 fs/buffer.c:1991 __block_write_begin fs/buffer.c:2041 [inline] block_write_begin+0x45/0xa0 fs/buffer.c:2102 bfs_write_begin+0x25/0x50 fs/bfs/file.c:177 generic_perform_write+0x9e/0x220 mm/filemap.c:3808 __generic_file_write_iter+0x7f/0x140 mm/filemap.c:3936 generic_file_write_iter+0x42/0xb0 mm/filemap.c:3968 __kernel_write_iter+0xbe/0x1a0 fs/read_write.c:517 __kernel_write+0x8c/0xb0 fs/read_write.c:537 __dump_emit fs/coredump.c:804 [inline] dump_emit+0x8f/0xf0 fs/coredump.c:841 writenote+0x81/0xc0 fs/binfmt_elf.c:1488 write_note_info fs/binfmt_elf.c:1941 [inline] elf_core_dump+0xe1f/0x1070 fs/binfmt_elf.c:2299 do_coredump+0x948/0xd90 fs/coredump.c:755 get_signal+0x653/0x800 kernel/signal.c:2848 arch_do_signal_or_restart+0x8c/0x7c0 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x61/0xc0 kernel/entry/common.c:168 exit_to_user_mode_prepare+0x64/0xd0 kernel/entry/common.c:204 irqentry_exit_to_user_mode+0x5/0x30 kernel/entry/common.c:310 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0033:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 002b:0000000020000008 EFLAGS: 00010217 RAX: 0000000000000000 RBX: 00007f91ddd9bf80 RCX: 00007f91ddc7c8d9 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000000 RBP: 00007f91ddcd8b20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000006 R14: 00007f91ddd9bf80 R15: 00007ffe6a2b84f8