ci2 starts bisection 2025-07-07 14:53:52.62498923 +0000 UTC m=+202574.093130795 bisecting fixing commit since a79be02bba5c31f967885c7f3bf3a756d77d11d9 building syzkaller on 73a168d010b3ba0a82f850b9fe73e6907539ff20 ensuring issue is reproducible on original commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 testing commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 9d28947970face80f8822363b7f7fe4b81693d087727bb79aff7e44709d9283c all runs: crashed: kernel BUG in __bch2_str_hash_check_key representative crash: kernel BUG in __bch2_str_hash_check_key, types: [BUG] check whether we can drop unnecessary instrumentation disabling configs for [memleak ubsan kasan locking atomic_sleep hang], they are not needed testing commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 52b8132d936655ef0bc83b061f8891d6ddbfed0ead608dd87a253127f26ff753 all runs: crashed: kernel BUG in __bch2_str_hash_check_key representative crash: kernel BUG in __bch2_str_hash_check_key, types: [BUG] the bug reproduces without the instrumentation disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed kconfig minimization: base=4088 full=8314 leaves diff=2144 split chunks (needed=false): <2144> split chunk #0 of len 2144 into 5 parts testing without sub-chunk 1/5 disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed testing commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: f696116df3bbe24b74e8f895b819bca87ec8377f59e64096eb46861a3824c571 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed testing commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 3d3c4d98f210e381dfd91da40f836a0010e928152fbca41106ff6f316b0c24b5 all runs: crashed: kernel BUG in __bch2_str_hash_check_key representative crash: kernel BUG in __bch2_str_hash_check_key, types: [BUG] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed testing commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 8e06848bf684678f1a03e0b0e7537fc78b489abae34b7efa84d7666dcaeb9c7c all runs: crashed: kernel BUG in __bch2_str_hash_check_key representative crash: kernel BUG in __bch2_str_hash_check_key, types: [BUG] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 754b9c028c150cc184eaed002ff296f48b120bcc095ebee0ea0cea768ecf5f17 all runs: crashed: kernel BUG in __bch2_str_hash_check_key representative crash: kernel BUG in __bch2_str_hash_check_key, types: [BUG] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed testing commit a79be02bba5c31f967885c7f3bf3a756d77d11d9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 2b6331020348e811259b638b7f32d736b5695eec01f6fe1b450e822f394f6c45 all runs: crashed: kernel BUG in __bch2_str_hash_check_key representative crash: kernel BUG in __bch2_str_hash_check_key, types: [BUG] the chunk can be dropped minimized to 429 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_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_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS APPLE_MFI_FASTCHARGE AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_HAS_CRC32 ARCH_HAS_CRC64 ARCH_HAS_CRC_T10DIF ARCH_HAS_USER_SHADOW_STACK ARCH_SUPPORTS_HUGE_PFNMAP ARCH_SUPPORTS_PMD_PFNMAP ARCH_SUPPORTS_PUD_PFNMAP ARCH_WANT_PMD_MKWRITE ASM_MODVERSIONS ASUS_TF103C_DOCK ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR AS_SHA1_NI AS_SHA256_NI AS_TPAUSE 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_MQ_PCI BLK_MQ_VIRTIO 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 CC_CAN_LINK_STATIC CC_HAS_AUTO_VAR_INIT_ZERO_ENABLER 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 CRC64 CRC64_ARCH CRC8 CRC_ITU_T CRC_T10DIF CRC_T10DIF_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_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32C 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_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL CRYPTO_HCTR2 CRYPTO_HKDF CRYPTO_KDF800108_CTR CRYPTO_KHAZAD CRYPTO_KPP CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CHACHA_GENERIC CRYPTO_LIB_CHACHA_INTERNAL CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_CURVE25519_INTERNAL CRYPTO_LIB_DES CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LIB_POLY1305_INTERNAL CRYPTO_LRW CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_MANAGER_DISABLE_TESTS CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_NULL CRYPTO_NULL2 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 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_WP512 CRYPTO_XCBC CRYPTO_XCTR CRYPTO_XTS CRYPTO_XXHASH CRYPTO_ZSTD CUSE CYPRESS_FIRMWARE DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEBUG_VFS 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 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 ZONE_DEVICE] disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed testing current HEAD d7b8f8e20813f0179d8ef519541a3527e7661d3a testing commit d7b8f8e20813f0179d8ef519541a3527e7661d3a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 0d44ddb0b096fd93342d6cec6c8c79b84d364c8af90d5ccec7097fd7d2756780 all runs: OK false negative chance: 0.000 # git bisect start d7b8f8e20813f0179d8ef519541a3527e7661d3a a79be02bba5c31f967885c7f3bf3a756d77d11d9 Bisecting: 7508 revisions left to test after this (roughly 13 steps) [1b98f357dadd6ea613a435fbaef1a5dd7b35fd21] Merge tag 'net-next-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 1b98f357dadd6ea613a435fbaef1a5dd7b35fd21 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 77bcb1f9186d40ab1db12c93fa8149824d02bca595fc02e2f867569f65086c82 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good 1b98f357dadd6ea613a435fbaef1a5dd7b35fd21 Bisecting: 3786 revisions left to test after this (roughly 12 steps) [38224c472a038fa9ccd4085511dd9f3d6119dbf9] HID: appletb-kbd: fix slab use-after-free bug in appletb_kbd_probe determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 38224c472a038fa9ccd4085511dd9f3d6119dbf9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: ffc006ffd3b1dd60845cd048674c215b47c7f6757e3f41df44c77664c98423dc all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good 38224c472a038fa9ccd4085511dd9f3d6119dbf9 Bisecting: 1915 revisions left to test after this (roughly 11 steps) [c26f4fbd58375bd6ef74f95eb73d61762ad97c59] Merge tag 'char-misc-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit c26f4fbd58375bd6ef74f95eb73d61762ad97c59 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: df8002a0df787baf40280664b2f396761380ab935825183754477f3f3cd68e5d all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good c26f4fbd58375bd6ef74f95eb73d61762ad97c59 Bisecting: 971 revisions left to test after this (roughly 10 steps) [24770983ccfec854d89da9d87ca5f2c9efc695fc] Merge tag 'hwmon-for-v6.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 24770983ccfec854d89da9d87ca5f2c9efc695fc gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: af7379e32fed84a3041fc4bfdfaddeedc1d7f787a21e10f394ddc1d2d0a252c5 all runs: OK false negative chance: 0.000 # git bisect bad 24770983ccfec854d89da9d87ca5f2c9efc695fc Bisecting: 472 revisions left to test after this (roughly 9 steps) [5b032cac622533631b8f9b7826498b7ce75001c6] Merge tag 'ubifs-for-linus-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 5b032cac622533631b8f9b7826498b7ce75001c6 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: d30cf4ef5bbcb0c32ea3d338b77ed73f10a27a9f9ccef393dbc8dadfded8a787 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good 5b032cac622533631b8f9b7826498b7ce75001c6 Bisecting: 225 revisions left to test after this (roughly 8 steps) [27605c8c0f69e319df156b471974e4e223035378] Merge tag 'net-6.16-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 27605c8c0f69e319df156b471974e4e223035378 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: aba70c32d1c240574d232e34152bee6ef3cf72d0eb7a6ddf5d0c1203a92690ec all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good 27605c8c0f69e319df156b471974e4e223035378 Bisecting: 113 revisions left to test after this (roughly 7 steps) [27b9989b87119da2f33f2c0fcbb8984ab4ebdf1a] Merge tag 'mm-hotfixes-stable-2025-06-13-21-56' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm determine whether the revision contains the guilty commit revision c26f4fbd58375bd6ef74f95eb73d61762ad97c59 crashed and is reachable testing commit 27b9989b87119da2f33f2c0fcbb8984ab4ebdf1a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 2dfe539d2376fa98e98979064b8eae2755f1af56567d9fab3f54c6e71bab07e6 all runs: OK false negative chance: 0.000 # git bisect bad 27b9989b87119da2f33f2c0fcbb8984ab4ebdf1a Bisecting: 55 revisions left to test after this (roughly 6 steps) [02adc1490e6d8681cc81057ed86d123d0240909b] Merge tag 'spi-fix-v6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 02adc1490e6d8681cc81057ed86d123d0240909b gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: e087e75ffbccaf02a8de7abeecd0c72e96eb4f77afc41306a0969f3b39cec2bc all runs: OK false negative chance: 0.000 # git bisect bad 02adc1490e6d8681cc81057ed86d123d0240909b Bisecting: 27 revisions left to test after this (roughly 5 steps) [ad6159087fbbd754bfe940bd62b6322307925faa] Merge tag 'v6.16-p4' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit ad6159087fbbd754bfe940bd62b6322307925faa gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 5e3fc7d02f3b306b99a97aeaee1c683b68dd6b16a14a98d9250d2da2da1f4574 all runs: OK false negative chance: 0.000 # git bisect bad ad6159087fbbd754bfe940bd62b6322307925faa Bisecting: 13 revisions left to test after this (roughly 4 steps) [082c74411491f8b0d31465fc104b8342e66c4056] bcachefs: Fix downgrade_table_extra() determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 082c74411491f8b0d31465fc104b8342e66c4056 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: de90ff36ce5abcce92d4234cddfa409310847c00322ee754d83c6c8886eaa306 run #0: ignore: lost connection to test machine run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK false negative chance: 0.000 # git bisect bad 082c74411491f8b0d31465fc104b8342e66c4056 Bisecting: 6 revisions left to test after this (roughly 3 steps) [b47a82ff4772ea9d7091b85ef5f34dc78c866a02] bcachefs: Only run 'increase_depth' for keys from btree node csan determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit b47a82ff4772ea9d7091b85ef5f34dc78c866a02 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 078ec778a46064a5c62d982337ffce2a2e2ee3f65536a326473b24a9463f960a all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good b47a82ff4772ea9d7091b85ef5f34dc78c866a02 Bisecting: 3 revisions left to test after this (roughly 2 steps) [3315113af178041ab474723804e1322cee7d0a97] bcachefs: mark more errors autofix determine whether the revision contains the guilty commit revision a79be02bba5c31f967885c7f3bf3a756d77d11d9 crashed and is reachable testing commit 3315113af178041ab474723804e1322cee7d0a97 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 98ca631ce67cda85e658698fc780ca7f31aee98e5780966179792242482e9e10 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good 3315113af178041ab474723804e1322cee7d0a97 Bisecting: 1 revision left to test after this (roughly 1 step) [f946ce0be45e75801583a5371fccf7466961d9d0] bcachefs: Make sure opts.read_only gets propagated back to VFS determine whether the revision contains the guilty commit revision c26f4fbd58375bd6ef74f95eb73d61762ad97c59 crashed and is reachable testing commit f946ce0be45e75801583a5371fccf7466961d9d0 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: fb6cc80ed93b0476c15b262f6b599d3ae15c5e1af56329114cd89cb33efced45 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect good f946ce0be45e75801583a5371fccf7466961d9d0 Bisecting: 0 revisions left to test after this (roughly 0 steps) [757601ef853359fe2d57d75c00b5045f62efc608] bcachefs: Don't put rhashtable on stack determine whether the revision contains the guilty commit revision 5b032cac622533631b8f9b7826498b7ce75001c6 crashed and is reachable testing commit 757601ef853359fe2d57d75c00b5045f62efc608 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 25b05d69d59d033f68463e62ccb8c2b57a20d68df4647fe4d003abb12d3caa1c all runs: OK false negative chance: 0.000 # git bisect bad 757601ef853359fe2d57d75c00b5045f62efc608 757601ef853359fe2d57d75c00b5045f62efc608 is the first bad commit commit 757601ef853359fe2d57d75c00b5045f62efc608 Author: Kent Overstreet Date: Sun Jun 8 11:40:00 2025 -0400 bcachefs: Don't put rhashtable on stack Object debugging generally needs special provisions for putting said objects on the stack, which rhashtable does not have. Reported-by: syzbot+bcc38a9556d0324c2ec2@syzkaller.appspotmail.com Signed-off-by: Kent Overstreet fs/bcachefs/movinggc.c | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) accumulated error probability: 0.00 culprit signature: 25b05d69d59d033f68463e62ccb8c2b57a20d68df4647fe4d003abb12d3caa1c parent signature: fb6cc80ed93b0476c15b262f6b599d3ae15c5e1af56329114cd89cb33efced45 revisions tested: 22, total time: 5h34m14.646690862s (build: 2h13m33.410251966s, test: 2h50m35.644898568s) first good commit: 757601ef853359fe2d57d75c00b5045f62efc608 bcachefs: Don't put rhashtable on stack recipients (to): ["kent.overstreet@linux.dev"] recipients (cc): []