ci starts bisection 2025-11-18 02:21:15.638572753 +0000 UTC m=+56957.884788430
bisecting fixing commit since 89748acdf226fd1a8775ff6fa2703f8412b286c8
building syzkaller on 40127d41de2f576d755cf6604d464bd40d500fe0
ensuring issue is reproducible on original commit 89748acdf226fd1a8775ff6fa2703f8412b286c8

testing commit 89748acdf226fd1a8775ff6fa2703f8412b286c8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 3ea7e72e2f2f20dff63b42a6dfef960c239198dc83d3586bd7626bb58b6355cd
run #0: crashed: KASAN: slab-use-after-free Write in bch2_get_next_dev
run #1: crashed: WARNING in bch2_trans_put
run #2: crashed: WARNING in bch2_trans_put
run #3: crashed: WARNING in bch2_trans_put
run #4: crashed: WARNING in bch2_trans_put
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_put
run #7: crashed: WARNING in bch2_trans_put
run #8: crashed: WARNING in bch2_trans_put
run #9: crashed: KASAN: slab-use-after-free Write in bch2_get_next_dev
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_put
run #12: crashed: WARNING in bch2_trans_put
run #13: crashed: WARNING in bch2_trans_put
run #14: crashed: WARNING in bch2_trans_srcu_unlock
run #15: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2048670169" "root@10.128.0.244:./syz-executor2048670169"]: exit status 255
run #16: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor1418793566" "root@10.128.0.250:./syz-executor1418793566"]: exit status 255
run #17: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor466245689" "root@10.128.10.34:./syz-executor466245689"]: exit status 255
run #18: OK
run #19: OK
representative crash: WARNING in bch2_trans_put, types: [WARNING]
check whether we can drop unnecessary instrumentation
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
testing commit 89748acdf226fd1a8775ff6fa2703f8412b286c8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: ab38d65d77e3c39d71adea19f2e1d917f8a332f49f565c89aa11f36f84848e22
all runs: OK
false negative chance: 0.000
kconfig minimization: base=4116 full=8497 leaves diff=2176
split chunks (needed=false): <2176>
split chunk #0 of len 2176 into 5 parts
testing without sub-chunk 1/5
testing commit 89748acdf226fd1a8775ff6fa2703f8412b286c8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 1a0a90058dfd89061b2bb9205972886c8c748d396803ec39fe151a874b605c96
all runs: OK
false negative chance: 0.000
testing without sub-chunk 2/5
testing commit 89748acdf226fd1a8775ff6fa2703f8412b286c8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 5641848193a066379d26fe68252660b5c7984eef9c9adb11e82e05eba8ef7644
run #0: crashed: KASAN: slab-use-after-free Write in bch2_get_next_dev
run #1: crashed: WARNING in bch2_trans_put
run #2: crashed: WARNING in bch2_trans_put
run #3: crashed: WARNING in bch2_trans_put
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_put
run #6: crashed: WARNING in bch2_trans_put
run #7: ignore: lost connection to test machine
run #8: crashed: KASAN: slab-use-after-free Write in bch2_get_next_dev
run #9: crashed: WARNING in bch2_trans_srcu_unlock
representative crash: WARNING in bch2_trans_put, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit 89748acdf226fd1a8775ff6fa2703f8412b286c8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: de23d3275494c8292e13eaa70aeab44d0bb9c2501a24c5321f302b4eec7b0fba
run #0: crashed: KASAN: slab-use-after-free Write in bch2_get_next_dev
run #1: crashed: KASAN: slab-use-after-free Write in bch2_get_next_dev
run #2: crashed: KASAN: slab-use-after-free Write in bch2_get_next_dev
run #3: crashed: WARNING in bch2_trans_put
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_put
run #6: ignore: lost connection to test machine
run #7: ignore: lost connection to test machine
run #8: ignore: lost connection to test machine
run #9: crashed: WARNING in bch2_trans_srcu_unlock
representative crash: WARNING in bch2_trans_put, types: [WARNING KASAN-USE-AFTER-FREE-WRITE]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit 89748acdf226fd1a8775ff6fa2703f8412b286c8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 273ca1d0e0ed07ee68184fb3e3532f70fefb77672c7bb3d75663c9491cbe8143
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_put
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_srcu_unlock
run #8: crashed: WARNING in bch2_trans_srcu_unlock
run #9: crashed: WARNING in bch2_trans_srcu_unlock
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 5/5
testing commit 89748acdf226fd1a8775ff6fa2703f8412b286c8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 7c2c43603a67e9cb7e851c11108f39bed3c23121b49cc25ac61d64b0ee4e2581
all runs: crashed: WARNING in bch2_trans_srcu_unlock
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
the chunk can be dropped
minimized to 436 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_USER_SHADOW_STACK ARCH_SUPPORTS_CFI_CLANG 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_AVX512 AS_GFNI AS_VAES AS_VPCLMULQDQ 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_INITRD 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_SYSCALL BPQETHER BRIDGE BRIDGE_CFM BRIDGE_EBT_802_3 BRIDGE_EBT_AMONG BRIDGE_EBT_ARP BRIDGE_EBT_ARPREPLY 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_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_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 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_CCITT 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_BLAKE2S_GENERIC 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_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 DMA_CMA FSCACHE FUSE_FS GPIOLIB HAMRADIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ ISA_BUS LIBNVDIMM MAC80211 MAC80211_DEBUGFS MAC80211_LEDS MEDIA_SUPPORT 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]
testing current HEAD e7c375b181600caf135cfd03eadbc45eb530f2cb
testing commit e7c375b181600caf135cfd03eadbc45eb530f2cb gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 9dc6cd61e1b2c4e253d865051a767aca299a6101c1138a155c52ceaeb09937aa
all runs: OK
false negative chance: 0.000
# git bisect start e7c375b181600caf135cfd03eadbc45eb530f2cb 89748acdf226fd1a8775ff6fa2703f8412b286c8
Bisecting: 9601 revisions left to test after this (roughly 13 steps)
[05a54fa773284d1a7923cdfdd8f0c8dabb98bd26] Merge tag 'sound-6.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit 05a54fa773284d1a7923cdfdd8f0c8dabb98bd26 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 25ad58510eb872a0758de2ee9112624a3573b5d3e2cb6f2ffd4528adff233a90
all runs: OK
false negative chance: 0.000
# git bisect bad 05a54fa773284d1a7923cdfdd8f0c8dabb98bd26
Bisecting: 4392 revisions left to test after this (roughly 12 steps)
[e129e479f2e444eaccd822717d418119d39d3d5c] Merge tag 'pstore-v6.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit e129e479f2e444eaccd822717d418119d39d3d5c gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: bade15eb652cfedfba1108262a93435ed14a6db9a36adea4b4df57b3cbfa19fd
run #0: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor398324362" "root@10.128.10.24:./syz-executor398324362"]: exit status 255
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 e129e479f2e444eaccd822717d418119d39d3d5c
Bisecting: 2192 revisions left to test after this (roughly 11 steps)
[26d6ed49cd008a326063d82bd731c2a82f2f4378] Merge tag 'pm-6.17-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit 26d6ed49cd008a326063d82bd731c2a82f2f4378 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 74811aa3be1468d8d36970840ba9223c17141db4f9fee89982d321dbd4f9d569
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
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]
# git bisect good 26d6ed49cd008a326063d82bd731c2a82f2f4378
Bisecting: 1097 revisions left to test after this (roughly 10 steps)
[22f20375f5b71f30c0d6896583b93b6e4bba7279] Merge tag 'pci-v6.17-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/pci/pci

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit 22f20375f5b71f30c0d6896583b93b6e4bba7279 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 31bbc7d56211e144bc02d27c3e1c0e550fe37bcec1c5fd4bc01c738d7b7b325f
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_srcu_unlock
run #8: crashed: WARNING in bch2_trans_srcu_unlock
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_put
run #12: crashed: WARNING in bch2_trans_srcu_unlock
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
# git bisect good 22f20375f5b71f30c0d6896583b93b6e4bba7279
Bisecting: 548 revisions left to test after this (roughly 9 steps)
[371d3ab51ce44c8a7c0f9b835b74b7340a922059] smb: smbdirect: introduce smbdirect_socket.status_wait

determine whether the revision contains the guilty commit
revision 22f20375f5b71f30c0d6896583b93b6e4bba7279 crashed and is reachable
testing commit 371d3ab51ce44c8a7c0f9b835b74b7340a922059 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 370e9077a1a8584ac3a63c2889d2ecb5fe295182678d3ff2a916fcbad85ff5f0
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_put
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_put
run #7: crashed: WARNING in bch2_trans_srcu_unlock
run #8: crashed: WARNING in bch2_trans_put
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_put
run #12: crashed: WARNING in bch2_trans_put
run #13: crashed: WARNING in bch2_trans_put
run #14: crashed: WARNING in bch2_trans_put
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
# git bisect good 371d3ab51ce44c8a7c0f9b835b74b7340a922059
Bisecting: 276 revisions left to test after this (roughly 8 steps)
[e445fba2d76369d72b497ecadf6b9787930693d9] Merge tag 'xfs-merge-6.18' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit e445fba2d76369d72b497ecadf6b9787930693d9 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 9fb072686d044bf252ce75a83732c03de0724fafb8c9e304344e3c361bf9341e
run #0: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2963225304" "root@10.128.0.63:./syz-executor2963225304"]: exit status 255
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
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
false negative chance: 0.000
# git bisect bad e445fba2d76369d72b497ecadf6b9787930693d9
Bisecting: 164 revisions left to test after this (roughly 7 steps)
[5484a4ea7a1f208b886b58dd55cc55f418930f8a] Merge tag 'vfs-6.18-rc1.afs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit 5484a4ea7a1f208b886b58dd55cc55f418930f8a gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: a055af5f55f1ef96f7960c11e4b17191628ff6862ab9ff351f52556bfd9342ab
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_put
run #8: crashed: WARNING in bch2_trans_srcu_unlock
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_srcu_unlock
run #12: crashed: WARNING in bch2_trans_srcu_unlock
run #13: crashed: WARNING in bch2_trans_put
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: crashed: WARNING in bch2_trans_srcu_unlock
run #19: OK
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
# git bisect good 5484a4ea7a1f208b886b58dd55cc55f418930f8a
Bisecting: 78 revisions left to test after this (roughly 6 steps)
[449c2b302c8e200558619821ced46cc13cdb9aa6] Merge tag 'vfs-6.18-rc1.async' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit 449c2b302c8e200558619821ced46cc13cdb9aa6 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 102bfe8ab2299c3a2879df17a0402e656f496f909629748477248c79878630a9
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
run #3: crashed: WARNING in bch2_trans_put
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_put
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_srcu_unlock
run #8: crashed: WARNING in bch2_trans_srcu_unlock
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_put
run #12: crashed: WARNING in bch2_trans_srcu_unlock
run #13: crashed: WARNING in bch2_trans_srcu_unlock
run #14: crashed: WARNING in bch2_trans_put
run #15: crashed: WARNING in bch2_trans_srcu_unlock
run #16: crashed: WARNING in bch2_trans_put
run #17: OK
run #18: OK
run #19: OK
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
# git bisect good 449c2b302c8e200558619821ced46cc13cdb9aa6
Bisecting: 39 revisions left to test after this (roughly 5 steps)
[94deac977fbd0246c971b4f1d17a6385f5e0b1a4] fs: add an enum for number of life time hints

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit 94deac977fbd0246c971b4f1d17a6385f5e0b1a4 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 1a8def6beaff8ca86e510db15360b792d15125a39a5b394549f5ecb0ec680517
run #0: crashed: WARNING in bch2_trans_put
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_srcu_unlock
run #8: crashed: WARNING in bch2_trans_srcu_unlock
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_srcu_unlock
run #12: crashed: WARNING in bch2_trans_srcu_unlock
run #13: crashed: WARNING in bch2_trans_put
run #14: crashed: WARNING in bch2_trans_srcu_unlock
run #15: crashed: WARNING in bch2_trans_srcu_unlock
run #16: OK
run #17: OK
run #18: crashed: WARNING in bch2_trans_srcu_unlock
run #19: crashed: WARNING in bch2_trans_srcu_unlock
representative crash: WARNING in bch2_trans_put, types: [WARNING]
# git bisect good 94deac977fbd0246c971b4f1d17a6385f5e0b1a4
Bisecting: 19 revisions left to test after this (roughly 4 steps)
[28c4d9bc0708956c1a736a9e49fee71b65deee81] gfs2: Fix unlikely race in gdlm_put_lock

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
testing commit 28c4d9bc0708956c1a736a9e49fee71b65deee81 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: cc9e406e04b259c7ca3187cd2a04c070fbb4a196403411084e91897e65d455a7
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_srcu_unlock
run #8: crashed: WARNING in bch2_trans_srcu_unlock
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_srcu_unlock
run #12: crashed: WARNING in bch2_trans_srcu_unlock
run #13: crashed: WARNING in bch2_trans_srcu_unlock
run #14: crashed: WARNING in bch2_trans_srcu_unlock
run #15: OK
run #16: OK
run #17: OK
run #18: crashed: WARNING in bch2_trans_put
run #19: OK
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
# git bisect good 28c4d9bc0708956c1a736a9e49fee71b65deee81
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[ff3d90903f8f525eedb26efe6fea03c39476cb69] xfs: improve default maximum number of open zones

determine whether the revision contains the guilty commit
revision 94deac977fbd0246c971b4f1d17a6385f5e0b1a4 crashed and is reachable
testing commit ff3d90903f8f525eedb26efe6fea03c39476cb69 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: e074df158450662f40798be8a2610c01f3c60e16a23c7e2763839f2a4fef0db8
run #0: crashed: WARNING in bch2_trans_put
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_put
run #8: crashed: WARNING in bch2_trans_put
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_srcu_unlock
run #11: crashed: WARNING in bch2_trans_srcu_unlock
run #12: crashed: WARNING in bch2_trans_srcu_unlock
run #13: crashed: WARNING in bch2_trans_srcu_unlock
run #14: crashed: WARNING in bch2_trans_srcu_unlock
run #15: crashed: WARNING in bch2_trans_srcu_unlock
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: WARNING in bch2_trans_put, types: [WARNING]
# git bisect good ff3d90903f8f525eedb26efe6fea03c39476cb69
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[bc7d684fea18cc48c3630d2b7f1789000ff2df5b] xfs: rearrange code in xfs_inode_item_precommit

determine whether the revision contains the guilty commit
revision 26d6ed49cd008a326063d82bd731c2a82f2f4378 crashed and is reachable
testing commit bc7d684fea18cc48c3630d2b7f1789000ff2df5b gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 94467337dbc00c22c597e1789db07a4c317cc76ea7288b95c2ee6d1ee3cf1e39
run #0: crashed: WARNING in bch2_trans_srcu_unlock
run #1: crashed: WARNING in bch2_trans_srcu_unlock
run #2: crashed: WARNING in bch2_trans_srcu_unlock
run #3: crashed: WARNING in bch2_trans_srcu_unlock
run #4: crashed: WARNING in bch2_trans_srcu_unlock
run #5: crashed: WARNING in bch2_trans_srcu_unlock
run #6: crashed: WARNING in bch2_trans_srcu_unlock
run #7: crashed: WARNING in bch2_trans_srcu_unlock
run #8: crashed: WARNING in bch2_trans_srcu_unlock
run #9: crashed: WARNING in bch2_trans_srcu_unlock
run #10: crashed: WARNING in bch2_trans_put
run #11: crashed: WARNING in bch2_trans_srcu_unlock
run #12: crashed: WARNING in bch2_trans_srcu_unlock
run #13: crashed: WARNING in bch2_trans_srcu_unlock
run #14: crashed: WARNING in bch2_trans_srcu_unlock
run #15: crashed: WARNING in bch2_trans_srcu_unlock
run #16: crashed: WARNING in bch2_trans_srcu_unlock
run #17: crashed: WARNING in bch2_trans_put
run #18: crashed: WARNING in bch2_trans_srcu_unlock
run #19: OK
representative crash: WARNING in bch2_trans_srcu_unlock, types: [WARNING]
# git bisect good bc7d684fea18cc48c3630d2b7f1789000ff2df5b
Bisecting: 2 revisions left to test after this (roughly 1 step)
[f2c61db29f277b9c80de92102fc532cc247495cd] Remove bcachefs core code

determine whether the revision contains the guilty commit
revision 89748acdf226fd1a8775ff6fa2703f8412b286c8 crashed and is reachable
reproducer is flaky (0.65 repro chance estimate)
revisions tested: 20, total time: 12h2m46.379072362s (build: 6h32m49.81208093s, test: 4h23m58.903819839s)
error: bisection is taking too long (>12h0m0s), aborting