ci2 starts bisection 2025-07-07 05:55:35.757709156 +0000 UTC m=+170277.225850721 bisecting cause commit starting from d7b8f8e20813f0179d8ef519541a3527e7661d3a building syzkaller on 4f67c4aece4f5794be20c6bc99c177e44b1320e8 ensuring issue is reproducible on original commit 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: 9a15205474caa110b4eba0695461808427974e08eec68feaf6829d7af145a9fa all runs: crashed: kernel BUG in bch2_trans_update_by_path representative crash: kernel BUG in bch2_trans_update_by_path, types: [BUG] check whether we can drop unnecessary instrumentation disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed testing commit d7b8f8e20813f0179d8ef519541a3527e7661d3a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: a1d1ebfaeed5f4e3210fdcd07ef6bc4f9b4f446c6d91d63cdf048ba639d973d9 all runs: crashed: kernel BUG in bch2_trans_update_by_path representative crash: kernel BUG in bch2_trans_update_by_path, types: [BUG] the bug reproduces without the instrumentation disabling configs for [atomic_sleep hang memleak ubsan kasan locking], they are not needed kconfig minimization: base=4088 full=8473 leaves diff=2185 split chunks (needed=false): <2185> split chunk #0 of len 2185 into 5 parts testing without sub-chunk 1/5 disabling configs for [atomic_sleep hang memleak ubsan kasan locking], they are not needed testing commit d7b8f8e20813f0179d8ef519541a3527e7661d3a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 4bc67c8fb58dfdcf13b57682809b0435d67e68deed1120efb3752340b1896eee all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [memleak ubsan kasan locking atomic_sleep hang], they are not needed testing commit d7b8f8e20813f0179d8ef519541a3527e7661d3a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: d506943f612edb29d36c400e5dd3f90492dfbd623e2a608c29ff1d3311b617f2 all runs: crashed: kernel BUG in bch2_trans_update_by_path representative crash: kernel BUG in bch2_trans_update_by_path, types: [BUG] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [memleak ubsan kasan locking atomic_sleep hang], they are not needed testing commit d7b8f8e20813f0179d8ef519541a3527e7661d3a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: a9e9793c5edb2e633ca11b03ea80d60f601b91bbace28e00bf932f582046d512 all runs: crashed: kernel BUG in bch2_trans_update_by_path representative crash: kernel BUG in bch2_trans_update_by_path, 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 d7b8f8e20813f0179d8ef519541a3527e7661d3a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: e76f2a9a8b71302e0b13414cc1c16b7418ede7468b9f1bb9c61281e2b8189cd8 all runs: crashed: kernel BUG in bch2_trans_update_by_path representative crash: kernel BUG in bch2_trans_update_by_path, types: [BUG] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed testing commit d7b8f8e20813f0179d8ef519541a3527e7661d3a gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 1788647b1324ad17db4d3af85c39a69e04388f8b139f8d4b612570d84dbe565b all runs: crashed: kernel BUG in bch2_trans_update_by_path representative crash: kernel BUG in bch2_trans_update_by_path, types: [BUG] the chunk can be dropped minimized to 437 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_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS APPLE_MFI_FASTCHARGE AR5523 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 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_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_8254 COMEDI_8255 COMEDI_8255_PCI COMEDI_8255_SA COMEDI_ADL_PCI9118 COMEDI_ADQ12B COMEDI_AIO_AIO12_8 COMEDI_AIO_IIRO_16 COMEDI_AMPLC_DIO200 COMEDI_AMPLC_DIO200_ISA COMEDI_AMPLC_PC236 COMEDI_AMPLC_PC236_ISA COMEDI_AMPLC_PC263_ISA COMEDI_BOND COMEDI_C6XDIGIO COMEDI_DAC02 COMEDI_DAS08 COMEDI_DAS08_ISA COMEDI_DAS16M1 COMEDI_DAS1800 COMEDI_DAS6402 COMEDI_DAS800 COMEDI_DMM32AT COMEDI_DT2801 COMEDI_DT2811 COMEDI_DT2814 COMEDI_DT2815 COMEDI_DT2817 COMEDI_DT282X COMEDI_DT9812 COMEDI_FL512 COMEDI_ISADMA COMEDI_ISA_DRIVERS COMEDI_KCOMEDILIB COMEDI_MISC_DRIVERS COMEDI_MPC624 COMEDI_MULTIQ3 COMEDI_NI_ATMIO16D COMEDI_NI_AT_A2150 COMEDI_NI_AT_AO COMEDI_NI_DAQ_700_CS COMEDI_NI_LABPC COMEDI_NI_LABPC_CS COMEDI_NI_LABPC_ISA COMEDI_NI_LABPC_ISADMA COMEDI_NI_LABPC_PCI COMEDI_NI_USB6501 COMEDI_PARPORT COMEDI_PCI_DRIVERS COMEDI_PCL711 COMEDI_PCL724 COMEDI_PCL726 COMEDI_PCL730 COMEDI_PCL812 COMEDI_PCL816 COMEDI_PCL818 COMEDI_PCM3724 COMEDI_PCMAD COMEDI_PCMCIA_DRIVERS COMEDI_PCMDA12 COMEDI_PCMMIO COMEDI_PCMUIO COMEDI_RTI800 COMEDI_RTI802 COMEDI_S526 COMEDI_TEST 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_KRB5 CRYPTO_KRB5ENC CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CHACHA_GENERIC CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_CURVE25519_INTERNAL CRYPTO_LIB_DES CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LIB_SM3 CRYPTO_LRW CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_PCBC CRYPTO_PCRYPT 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_SHA512_SSSE3 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 DMA_CMA FSCACHE FUSE_FS GPIOLIB HAMRADIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ ISA_BUS LIBNVDIMM MAC80211 MAC80211_DEBUGFS MAC80211_LEDS MMC MTD NET_CLS_U32 PARTITION_ADVANCED PCCARD PCMCIA RFKILL SERIAL_DEV_BUS TLS TLS_DEVICE TRANSPARENT_HUGEPAGE USB_GADGET USB_PHY VLAN_8021Q WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WLAN WLAN_VENDOR_ATH] disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed picked [v6.15 v6.14 v6.13 v6.11 v6.9 v6.7 v6.5 v6.3 v6.0 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 38 release tags testing release v6.15 testing commit 0ff41df1cb268fc69e703a08a57ee14ae967d0ca gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 3912c34d1fc0457287d65ea6eb61bc39a04555ea9d1f37d71abe5f00345766f7 all runs: OK false negative chance: 0.000 # git bisect start d7b8f8e20813f0179d8ef519541a3527e7661d3a 0ff41df1cb268fc69e703a08a57ee14ae967d0ca 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 testing commit 1b98f357dadd6ea613a435fbaef1a5dd7b35fd21 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: ddc9b4b2e9a94578e5563ecad58cbc4915d916f50db9212770daff3f2e70e482 all runs: OK false negative chance: 0.000 # 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 testing commit 38224c472a038fa9ccd4085511dd9f3d6119dbf9 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 206d43e429bb5011b73328d5b971be070978a871d08fd830f3a5fe09491a3f9f all runs: OK false negative chance: 0.000 # 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 testing commit c26f4fbd58375bd6ef74f95eb73d61762ad97c59 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: ae728a524d0fd88699bfd457c7cba1ce5bd84b0a01fa28ee8ea46c1294fefc66 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect bad c26f4fbd58375bd6ef74f95eb73d61762ad97c59 Bisecting: 934 revisions left to test after this (roughly 10 steps) [bfdf35c5dc6267f70f76abddfacface4dd3b9ac0] Merge tag 'dmaengine-6.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine testing commit bfdf35c5dc6267f70f76abddfacface4dd3b9ac0 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 08bd6d2e79f126e17874642f2fd94f8086c43484ba916925310574f813ca1746 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect bad bfdf35c5dc6267f70f76abddfacface4dd3b9ac0 Bisecting: 456 revisions left to test after this (roughly 9 steps) [5abc7438f1e9d62e91ad775cc83c9594c48d2282] Merge tag 'nfs-for-6.16-1' of git://git.linux-nfs.org/projects/anna/linux-nfs testing commit 5abc7438f1e9d62e91ad775cc83c9594c48d2282 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 39d6ba2acd1d3b146b9466f7728b18737a4eb4a33fe7a395317776965cb37c80 run #0: crashed: WARNING in bch2_trans_srcu_unlock 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 representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING] unable to determine the verdict: 9 good runs (wanted 5), for bad wanted 5 in total, got 10 # git bisect skip 5abc7438f1e9d62e91ad775cc83c9594c48d2282 Bisecting: 456 revisions left to test after this (roughly 9 steps) [09b9c72bd4b77a954123997377665fb30f1d07e1] bcachefs: bch_err_throw() testing commit 09b9c72bd4b77a954123997377665fb30f1d07e1 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 78915c4a94912805ee6951cf92144c28fae7732eb0bdfee7cd89c77e43ee149f all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect bad 09b9c72bd4b77a954123997377665fb30f1d07e1 Bisecting: 25 revisions left to test after this (roughly 5 steps) [66b7c51ceb9f08e7dfb6b25e811b5b791100eda8] bcachefs: bch2_check_fix_ptrs() can now repair btree roots testing commit 66b7c51ceb9f08e7dfb6b25e811b5b791100eda8 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: bbbced48452e52593504b811716ee079939362d88e4d5ab60225034285ccc8de all runs: OK false negative chance: 0.000 # git bisect good 66b7c51ceb9f08e7dfb6b25e811b5b791100eda8 Bisecting: 12 revisions left to test after this (roughly 4 steps) [9a1accd3a57d4bfb6daeee2262b1b24b57ec2382] bcachefs: Journal keys are retained until shutdown, or journal replay finishes testing commit 9a1accd3a57d4bfb6daeee2262b1b24b57ec2382 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 3ef4bea88b4a3e97dac1d3f088ab87c50566b096ac67b54409d0250474137dc8 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect bad 9a1accd3a57d4bfb6daeee2262b1b24b57ec2382 Bisecting: 6 revisions left to test after this (roughly 3 steps) [0224d17d762ce036fde5ad18dd33236db6fca88b] bcachefs: Runtime self healing for keys for deleted snapshots testing commit 0224d17d762ce036fde5ad18dd33236db6fca88b gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: bf4bd9448e122249f0903003699e72aa77c33cd3db62da9d350b2e00982f95e9 all runs: OK false negative chance: 0.000 # git bisect good 0224d17d762ce036fde5ad18dd33236db6fca88b Bisecting: 2 revisions left to test after this (roughly 2 steps) [a5922682602788a0f9b37d58e15d7247ad6c54d4] bcachefs: bch2_str_hash_check_key() may now be called without snapshots_seen testing commit a5922682602788a0f9b37d58e15d7247ad6c54d4 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 202508354af4f37701abcbf6ec0be65e59d7ad58848b8ade1b44bfc8bb89d77f all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect bad a5922682602788a0f9b37d58e15d7247ad6c54d4 Bisecting: 1 revision left to test after this (roughly 1 step) [801cb2bd6cb7ef2f4568b6646f92234c225c0932] bcachefs: bch2_get_snapshot_overwrites() testing commit 801cb2bd6cb7ef2f4568b6646f92234c225c0932 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: f4f5b909784a7a7edf6cf711cf5a67e50666675cbdab3fca42436333b47cd9f8 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect bad 801cb2bd6cb7ef2f4568b6646f92234c225c0932 Bisecting: 0 revisions left to test after this (roughly 0 steps) [d21262d4e35d448cbc80092c91f04cc0a5f2b0b4] bcachefs: bch2_dev_journal_bucket_delete() testing commit d21262d4e35d448cbc80092c91f04cc0a5f2b0b4 gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 29fa8968f0e5db7aff84c490bf5ef97e4df0848767efc753f0d22da02698df31 all runs: crashed: WARNING in rhashtable_init_noprof representative crash: WARNING in rhashtable_init_noprof, types: [WARNING] # git bisect bad d21262d4e35d448cbc80092c91f04cc0a5f2b0b4 d21262d4e35d448cbc80092c91f04cc0a5f2b0b4 is the first bad commit commit d21262d4e35d448cbc80092c91f04cc0a5f2b0b4 Author: Kent Overstreet Date: Wed May 28 14:26:33 2025 -0400 bcachefs: bch2_dev_journal_bucket_delete() Recover from "journal and btree in same bucket". Signed-off-by: Kent Overstreet fs/bcachefs/buckets.c | 14 ++++++++++++ fs/bcachefs/journal.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++ fs/bcachefs/journal.h | 5 +++-- fs/bcachefs/str_hash.c | 8 ++++--- 4 files changed, 82 insertions(+), 5 deletions(-) accumulated error probability: 0.00 culprit signature: 29fa8968f0e5db7aff84c490bf5ef97e4df0848767efc753f0d22da02698df31 parent signature: bf4bd9448e122249f0903003699e72aa77c33cd3db62da9d350b2e00982f95e9 revisions tested: 20, total time: 6h3m18.560116973s (build: 3h23m28.145511203s, test: 2h20m26.905825612s) first bad commit: d21262d4e35d448cbc80092c91f04cc0a5f2b0b4 bcachefs: bch2_dev_journal_bucket_delete() recipients (to): ["kent.overstreet@linux.dev"] recipients (cc): [] crash: WARNING in rhashtable_init_noprof ODEBUG: object ffffc900037a7b30 is on stack ffffc900037a4000, but NOT annotated. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3286 at lib/debugobjects.c:655 debug_object_is_on_stack lib/debugobjects.c:655 [inline] WARNING: CPU: 0 PID: 3286 at lib/debugobjects.c:655 lookup_object_or_alloc lib/debugobjects.c:688 [inline] WARNING: CPU: 0 PID: 3286 at lib/debugobjects.c:655 __debug_object_init+0x219/0x2b0 lib/debugobjects.c:743 Modules linked in: CPU: 0 UID: 0 PID: 3286 Comm: bch-copygc/loop Not tainted 6.15.0-rc4-syzkaller #0 PREEMPT(undef) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:debug_object_is_on_stack lib/debugobjects.c:655 [inline] RIP: 0010:lookup_object_or_alloc lib/debugobjects.c:688 [inline] RIP: 0010:__debug_object_init+0x219/0x2b0 lib/debugobjects.c:743 Code: 89 0d bb b7 c5 06 48 c7 c1 26 83 79 83 48 c7 c7 fa d4 5e 83 40 84 f6 48 0f 45 f9 48 89 de 49 89 c6 e8 eb 0f 3f ff 4c 89 f0 90 <0f> 0b 90 e9 cf fe ff ff e8 7a 11 00 00 8b 05 dc dd e8 01 3b 05 da RSP: 0018:ffffc900037a7a60 EFLAGS: 00010046 RAX: ffff8881063aeb68 RBX: ffffc900037a7b30 RCX: 71c454f8cd403e00 RDX: ffff888237c24b78 RSI: ffffffff8363b558 RDI: 00000000ffffffff RBP: 0000000000000000 R08: 0000000000001fff R09: ffffffff83aa4200 R10: 0000000000005ffd R11: 00000000ffffdfff R12: 0000000000000282 R13: ffffffff82e15b70 R14: ffff8881063aeb68 R15: ffffffff88a2b158 FS: 0000000000000000(0000) GS:ffff8882b31d7000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4492dde000 CR3: 00000001072a6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rhashtable_init_noprof+0x2e4/0x340 lib/rhashtable.c:1085 bch2_copygc_thread+0x11f/0x5a0 fs/bcachefs/movinggc.c:355 kthread+0x23c/0x270 kernel/kthread.c:464 ret_from_fork+0x32/0x40 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245