ci starts bisection 2024-12-28 21:03:06.772330923 +0000 UTC m=+201375.677217508 bisecting cause commit starting from 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 building syzkaller on d3ccff6372e07c6aabd02b5da419aa6492b5f0ad ensuring issue is reproducible on original commit 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 testing commit 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b147471e8967bb32d624577cc50ab258aa0bd157df4e6db0317d8c107fc5f6c9 all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] check whether we can drop unnecessary instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK BUG KASAN LOCKDEP], they are not needed testing commit 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ee047a9997106fa0c0d6c6eefa336f24bff479b5b7a3aa4012ece0f8722eae6a all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] the bug reproduces without the instrumentation disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed kconfig minimization: base=4045 full=8253 leaves diff=2128 split chunks (needed=false): <2128> split chunk #0 of len 2128 into 5 parts testing without sub-chunk 1/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0d06b786f4d0c504561468a3b2c9b78e53dc5ce506c41f6963d8cd5bf50bcdb8 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dc8f72fa4a4b5d736d61c9fa50a1a5929648d356efee17723ab2ed64d556f8c2 all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK BUG KASAN], they are not needed testing commit 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7c121ebefcd898b39685ee23e8829d864c29ac7db8db03be1cb06300399ffa3b all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, 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 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a1f82f6a49a630555f3054b292c553cc7bd9e9f9f273262a872972266806071a all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 71f681dadca3e1bc19ba165b53148befacef2026fa47e78073cafb522e947952 all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] the chunk can be dropped minimized to 426 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_EC ACPI_NFIT ACPI_NHLT ACPI_PLATFORM_PROFILE ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMD_SFH_HID AMIGA_PARTITION ANDROID_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS APPLE_MFI_FASTCHARGE AR5523 ARCH_DEFAULT_CRASH_DUMP ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_HAS_CRC32 ARCH_HAS_CRC_T10DIF ARCH_HAS_EXECMEM_ROX ARCH_HAS_PREEMPT_LAZY ARCH_HAS_USER_SHADOW_STACK ARCH_SUPPORTS_AUTOFDO_CLANG ARCH_SUPPORTS_HUGE_PFNMAP ARCH_SUPPORTS_PMD_PFNMAP ARCH_SUPPORTS_PROPELLER_CLANG ARCH_SUPPORTS_PUD_PFNMAP ARCH_SUPPORTS_RT ARCH_WANT_PMD_MKWRITE ASM_MODVERSIONS ASUS_TF103C_DOCK 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_LEDS ATH10K_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG ATH9K_COMMON_SPECTRAL 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 BCACHEFS_DEBUG BCACHEFS_ERASURE_CODING BCACHEFS_FS BCACHEFS_POSIX_ACL BCACHEFS_QUOTA BCACHEFS_SIX_OPTIMISTIC_SPIN BCMA BCMA_HOST_PCI_POSSIBLE BEFS_FS BFQ_CGROUP_DEBUG BFQ_GROUP_IOSCHED BFS_FS BIG_KEYS BLK_CGROUP_PUNT_BIO BLK_CGROUP_RWSTAT BLK_DEV_BSGLIB BLK_DEV_INTEGRITY 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_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_NF_EBTABLES_LEGACY 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_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB BT_HCIBTUSB_AUTOSUSPEND BT_HCIBTUSB_BCM BT_HCIBTUSB_MTK BT_HCIBTUSB_POLL_SYNC 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_INTEL BT_LE BT_LEDS BT_LE_L2CAP_ECRED BT_MRVL BT_MRVL_SDIO BT_MSFTEXT BT_MTK BT_MTKSDIO BT_MTKUART 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_ESD_USB CAN_ETAS_ES58X CAN_F81604 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_RX_OFFLOAD CAN_SLCAN CAN_UCAN CAN_VCAN CAN_VXCAN CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC 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_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 CLOSURES CLS_U32_MARK CLS_U32_PERF CMA CMA_SIZE_SEL_MAX 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 CRC32_ARCH CRC32_IMPL_ARCH_PLUS_SLICEBY8 CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_ITU_T CRC_T10DIF CRC_T10DIF_ARCH CRC_T10DIF_IMPL_ARCH CRYPTO_842 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_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC64_ROCKSOFT CRYPTO_CRCT10DIF CRYPTO_CRYPTD 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_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_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 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_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM3_AVX_X86_64 CRYPTO_SM4_AESNI_AVX2_X86_64 CRYPTO_SM4_AESNI_AVX_X86_64 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_XCTR CRYPTO_XXHASH CRYPTO_ZSTD CUSE CYPRESS_FIRMWARE DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEFAULT_CODEL DEVICE_MIGRATION DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID 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_AUX_BRIDGE DRM_BOCHS DRM_BRIDGE DRM_BUDDY DRM_CIRRUS_QEMU DRM_CLIENT DRM_CLIENT_DEFAULT_FBDEV DRM_CLIENT_LIB DRM_CLIENT_SELECTION DRM_CLIENT_SETUP DRM_DEBUG_MM DRM_DISPLAY_DP_AUX_BUS DRM_DISPLAY_DP_HELPER DRM_DISPLAY_DSC_HELPER DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_GM12U320 ENCRYPTED_KEYS FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ LIBNVDIMM MAC80211 MAC80211_DEBUGFS MAC80211_LEDS MEDIA_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MMC 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 WLAN WLAN_VENDOR_ATH X86_X32_ABI ZONE_DEVICE] disabling configs for [HANG LEAK BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed picked [v6.12 v6.11 v6.10 v6.8 v6.6 v6.4 v6.2 v6.0 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 35 release tags testing release v6.12 testing commit adc218676eef25575469234709c2d87185ca223a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d5e528d82be46592c79d1e9de92b0d1659ce16f437b183cd7a53aefb28f00a67 all runs: OK false negative chance: 0.000 # git bisect start 8155b4ef3466f0e289e8fcc9e6e62f3f4dceeac2 adc218676eef25575469234709c2d87185ca223a Bisecting: 9102 revisions left to test after this (roughly 13 steps) [e2cf913314b9543f4479788443c7e9009c6c56d8] Merge branch 'fixes-for-stack-with-allow_ptr_leaks' testing commit e2cf913314b9543f4479788443c7e9009c6c56d8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4ac21cfc43bb8dd5e0d5fad6c6f5f3adafd07b36dfa039d0cf82a82779b986b3 all runs: OK false negative chance: 0.000 # git bisect good e2cf913314b9543f4479788443c7e9009c6c56d8 Bisecting: 4545 revisions left to test after this (roughly 12 steps) [b86e29c311ae2ab6e88bdf162437dbc96cf97551] Merge branch 'mm-everything' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm testing commit b86e29c311ae2ab6e88bdf162437dbc96cf97551 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b442a446aa621269a139ed8d75b1518aa1e8f96648e3dfd9fef1b1da235f5a54 all runs: OK false negative chance: 0.000 # git bisect good b86e29c311ae2ab6e88bdf162437dbc96cf97551 Bisecting: 2317 revisions left to test after this (roughly 11 steps) [a682817489bc2821dbc304a23bb9dad07453ffec] Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git testing commit a682817489bc2821dbc304a23bb9dad07453ffec gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 94e4fe790fedc916ad4ec12ac506207cd2277072f20a2c379f68a3acae2b14f9 all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] # git bisect bad a682817489bc2821dbc304a23bb9dad07453ffec Bisecting: 1071 revisions left to test after this (roughly 10 steps) [07ccd1271cec0338b16ad48d75dc83fc0512bfab] Merge branch 'fs-next' of linux-next testing commit 07ccd1271cec0338b16ad48d75dc83fc0512bfab gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 110ab4a48bea819164ff6adaef07fcb8b035238794d66050eabcd647766eb314 all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] # git bisect bad 07ccd1271cec0338b16ad48d75dc83fc0512bfab Bisecting: 578 revisions left to test after this (roughly 9 steps) [ebbe02007071f2a0607eab1196ca2f8c2de2ea67] Merge branch 'riscv-soc-for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/conor/linux.git testing commit ebbe02007071f2a0607eab1196ca2f8c2de2ea67 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 75b5d7c76c2e484d6dd7f70be9d067fafb2ce7c565614936e2e51de0ed782280 all runs: OK false negative chance: 0.000 # git bisect good ebbe02007071f2a0607eab1196ca2f8c2de2ea67 Bisecting: 250 revisions left to test after this (roughly 8 steps) [389534fa27e02f918dc5dedcbdc6d2559e589fb3] Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git testing commit 389534fa27e02f918dc5dedcbdc6d2559e589fb3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f688e41636f78bcb18902be5a345133979e285935d910ffad4a7effa44107a13 all runs: crashed: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert representative crash: UBSAN: shift-out-of-bounds in __bch2_btree_node_hash_insert, types: [UBSAN] # git bisect bad 389534fa27e02f918dc5dedcbdc6d2559e589fb3 Bisecting: 163 revisions left to test after this (roughly 7 steps) [fdfafffb03e233615fbe7ba3fab3d7b0bbe78bd9] bcachefs: Advance to next bp on BCH_ERR_backpointer_to_overwritten_btree_node testing commit fdfafffb03e233615fbe7ba3fab3d7b0bbe78bd9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a1b1d1de2b5089a1a6b38edf4764d344eb66ca618498e6ac1643b3b55ceb156e all runs: crashed: UBSAN: shift-out-of-bounds in __btree_node_pinned representative crash: UBSAN: shift-out-of-bounds in __btree_node_pinned, types: [UBSAN] # git bisect bad fdfafffb03e233615fbe7ba3fab3d7b0bbe78bd9 Bisecting: 81 revisions left to test after this (roughly 6 steps) [b36ff5dc0842ed3c4aa202107da727cc74b59cd0] bcachefs: Reserve 8 bits in bch_reflink_p testing commit b36ff5dc0842ed3c4aa202107da727cc74b59cd0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 364d8c458be3f1c9237ea5bd5f8f6e75c61754b27fa1cc6a146e3fb39268b127 all runs: OK false negative chance: 0.000 # git bisect good b36ff5dc0842ed3c4aa202107da727cc74b59cd0 Bisecting: 40 revisions left to test after this (roughly 5 steps) [873a885d1af707d5a44eec5439e49fe4ff4a3b02] bcachefs: Kill bch2_bucket_alloc_new_fs() testing commit 873a885d1af707d5a44eec5439e49fe4ff4a3b02 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 298a933100687232c0e31eb297e4fa97963bbbe68d1f71c5b477ef560c647c2a all runs: OK false negative chance: 0.000 # git bisect good 873a885d1af707d5a44eec5439e49fe4ff4a3b02 Bisecting: 20 revisions left to test after this (roughly 4 steps) [6efc86ff29d2010ce9ffe0d8121ab64c89832a4f] bcachefs: Check for bucket journal seq in the future testing commit 6efc86ff29d2010ce9ffe0d8121ab64c89832a4f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 317f89d069c465192b55979d1b8b3d9415477bf6eb22f8eb5dccc6ea59c9f249 all runs: crashed: UBSAN: shift-out-of-bounds in __btree_node_pinned representative crash: UBSAN: shift-out-of-bounds in __btree_node_pinned, types: [UBSAN] # git bisect bad 6efc86ff29d2010ce9ffe0d8121ab64c89832a4f Bisecting: 9 revisions left to test after this (roughly 3 steps) [502a010a6c8b57555514ff5518adbe6ee5fe6ace] bcachefs: Make topology errors autofix testing commit 502a010a6c8b57555514ff5518adbe6ee5fe6ace gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8a586bada5c4c03dde8470198b07b42b3a507b2b804c32e6d8ee028b39118505 all runs: crashed: UBSAN: shift-out-of-bounds in __btree_node_pinned representative crash: UBSAN: shift-out-of-bounds in __btree_node_pinned, types: [UBSAN] # git bisect bad 502a010a6c8b57555514ff5518adbe6ee5fe6ace Bisecting: 4 revisions left to test after this (roughly 2 steps) [d6dd534eb3db761193e9913d669357a177c2b659] bcachefs: Fix bch2_btree_node_update_key_early() testing commit d6dd534eb3db761193e9913d669357a177c2b659 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b039a9cc9a32517b5ee81084d509f0acf2558c330679f62ec45a05dbc3dda392 all runs: crashed: UBSAN: shift-out-of-bounds in __btree_node_pinned representative crash: UBSAN: shift-out-of-bounds in __btree_node_pinned, types: [UBSAN] # git bisect bad d6dd534eb3db761193e9913d669357a177c2b659 Bisecting: 2 revisions left to test after this (roughly 1 step) [2d66d3160dd7ee36bb8a42111516373ec1cc4d25] bcachefs: Fix dup/misordered check in btree node read testing commit 2d66d3160dd7ee36bb8a42111516373ec1cc4d25 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1fb4ce925546d5f44af043fd14a2856179bfb995c600042184e912fa4b9fad7b all runs: crashed: UBSAN: shift-out-of-bounds in __btree_node_pinned representative crash: UBSAN: shift-out-of-bounds in __btree_node_pinned, types: [UBSAN] # git bisect bad 2d66d3160dd7ee36bb8a42111516373ec1cc4d25 Bisecting: 0 revisions left to test after this (roughly 0 steps) [46522a75a47ed8db6da54f37c4dcf934e12fe540] bcachefs: Bad btree roots are now autofix testing commit 46522a75a47ed8db6da54f37c4dcf934e12fe540 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c13fe6f8b09f69a96011ee4d07e285f67edb06d2e7c892d037d7bfeef83ef4bf all runs: crashed: UBSAN: shift-out-of-bounds in __btree_node_pinned representative crash: UBSAN: shift-out-of-bounds in __btree_node_pinned, types: [UBSAN] # git bisect bad 46522a75a47ed8db6da54f37c4dcf934e12fe540 46522a75a47ed8db6da54f37c4dcf934e12fe540 is the first bad commit commit 46522a75a47ed8db6da54f37c4dcf934e12fe540 Author: Kent Overstreet Date: Mon Nov 25 00:21:27 2024 -0500 bcachefs: Bad btree roots are now autofix Signed-off-by: Kent Overstreet fs/bcachefs/sb-errors_format.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) accumulated error probability: 0.00 culprit signature: c13fe6f8b09f69a96011ee4d07e285f67edb06d2e7c892d037d7bfeef83ef4bf parent signature: 298a933100687232c0e31eb297e4fa97963bbbe68d1f71c5b477ef560c647c2a revisions tested: 22, total time: 6h23m31.988746328s (build: 4h8m54.646525857s, test: 1h55m37.408793312s) first bad commit: 46522a75a47ed8db6da54f37c4dcf934e12fe540 bcachefs: Bad btree roots are now autofix recipients (to): ["kent.overstreet@linux.dev" "kent.overstreet@linux.dev" "linux-bcachefs@vger.kernel.org"] recipients (cc): ["linux-kernel@vger.kernel.org"] crash: UBSAN: shift-out-of-bounds in __btree_node_pinned bcachefs (loop2): running explicit recovery pass scan_for_btree_nodes (1), currently at recovery_pass_empty (0) error reading btree root btree=xattrs level=0: btree_node_read_error, fixing ------------[ cut here ]------------ UBSAN: shift-out-of-bounds in fs/bcachefs/btree_cache.c:215:18 shift exponent 251 is too large for 64-bit type 'unsigned long long' CPU: 1 UID: 0 PID: 3335 Comm: syz.2.16 Not tainted 6.12.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x3e/0xe0 lib/dump_stack.c:120 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_shift_out_of_bounds+0x248/0x270 lib/ubsan.c:468 __btree_node_pinned+0x105/0x110 fs/bcachefs/btree_cache.c:215 __bch2_btree_node_hash_insert+0x3f5/0x600 fs/bcachefs/btree_cache.c:292 bch2_btree_node_hash_insert+0x37/0x50 fs/bcachefs/btree_cache.c:307 __bch2_btree_root_read fs/bcachefs/btree_io.c:1744 [inline] bch2_btree_root_read+0x1bb/0x2b0 fs/bcachefs/btree_io.c:1772 read_btree_roots+0x16d/0x310 fs/bcachefs/recovery.c:566 bch2_fs_recovery+0xfea/0x1920 fs/bcachefs/recovery.c:890 bch2_fs_start+0x1c9/0x290 fs/bcachefs/super.c:1037 bch2_fs_get_tree+0x2b8/0x660 fs/bcachefs/fs.c:2201 vfs_get_tree+0x24/0xb0 fs/super.c:1814 do_new_mount+0x15a/0x3a0 fs/namespace.c:3507 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x148/0x1b0 fs/namespace.c:4034 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x8d/0x190 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2adb7874ca Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2adc4f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f2adc4f7ef0 RCX: 00007f2adb7874ca RDX: 0000000020000180 RSI: 0000000020000540 RDI: 00007f2adc4f7eb0 RBP: 0000000020000180 R08: 00007f2adc4f7ef0 R09: 0000000000800000 R10: 0000000000800000 R11: 0000000000000246 R12: 0000000020000540 R13: 00007f2adc4f7eb0 R14: 000000000000596a R15: 00000000200002c0 ---[ end trace ]---