ci2 starts bisection 2024-08-21 19:26:38.222393022 +0000 UTC m=+37535.263743406 bisecting fixing commit since 43db1e03c086ed20cc75808d3f45e780ec4ca26e building syzkaller on eaeb5c15ad704753a93bc8f8c7fc422d2a189581 ensuring issue is reproducible on original commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e testing commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6f7e5058b5c442df8604978e86fc8299c45ec937810177199ef70abb16aa0286 all runs: crashed: general protection fault in list_lru_add representative crash: general protection fault in list_lru_add, types: [UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f03d0bd428a93c91ae2b0a42549db9fca42cf6bbe671a1cadbed780c90a58a55 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] the bug reproduces without the instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed kconfig minimization: base=3993 full=8033 leaves diff=2004 split chunks (needed=false): <2004> split chunk #0 of len 2004 into 5 parts testing without sub-chunk 1/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b73a5b429f9d41b7b695d5c79ca153fa40589a93a63859d819e79fc13c7267c4 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fda8d6c9ec1589b5ec5152ede0cb79d108c49ff1f23a56a456b2c2be37e0483e all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dbf7f6c17553e63c7a5a3390d314984d1be731c8f772408bbed355d7c8e5237d all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a81d69b51574e1ab73ac095a2a25523e75a6abd3224535341e6a028f7de0e50f all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 43db1e03c086ed20cc75808d3f45e780ec4ca26e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3bd941d47ca39ca17bc8794e9e5850994ec500969261784b95de2fecc26ad1da all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] the chunk can be dropped minimized to 401 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 ADDRESS_MASKING ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMIGA_PARTITION ANDROID_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_WANT_PMD_MKWRITE ASM_MODVERSIONS ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR ATARI_PARTITION ATA_GENERIC ATA_OVER_ETH ATH10K ATH10K_CE ATH10K_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG ATH9K_DEBUGFS ATH9K_DYNACK ATH9K_HTC ATH9K_HTC_DEBUGFS ATH9K_HW ATH9K_PCI ATH9K_PCOEM ATH9K_RFKILL ATH_COMMON ATM ATM_BR2684 ATM_CLIP ATM_DRIVERS ATM_LANE ATM_MPOA ATM_TCP AUXILIARY_BUS AX25 AX25_DAMA_SLAVE AX88796B_PHY BAREUDP BATMAN_ADV BATMAN_ADV_BATMAN_V BATMAN_ADV_BLA BATMAN_ADV_DAT BATMAN_ADV_MCAST BATMAN_ADV_NC BCACHE 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_INTEGRITY_T10 BLK_DEV_NBD BLK_DEV_NULL_BLK BLK_DEV_NULL_BLK_FAULT_INJECTION BLK_DEV_NVME BLK_DEV_PMEM BLK_DEV_RAM BLK_DEV_RNBD BLK_DEV_RNBD_CLIENT BLK_DEV_THROTTLING BLK_DEV_ZONED BLK_ICQ BLK_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_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_CMTP BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB 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_HIDP BT_INTEL BT_LE BT_LEDS BT_LE_L2CAP_ECRED BT_MRVL BT_MRVL_SDIO BT_MSFTEXT BT_MTK BT_QCA BT_RFCOMM BT_RFCOMM_TTY BT_RTL CACHEFILES CAIF CAIF_DEBUG CAIF_DRIVERS CAIF_NETDEV CAIF_TTY CAIF_USB CAIF_VIRTIO CAN CAN_8DEV_USB CAN_BCM CAN_CALC_BITTIMING CAN_DEV CAN_EMS_USB CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_NETLINK CAN_PEAK_USB CAN_RAW CAN_RX_OFFLOAD CAN_SLCAN CAN_VCAN CAN_VXCAN CAPI_TRACE 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_BQ24190 CHARGER_ISP1704 CHR_DEV_ST CIFS CIFS_ALLOW_INSECURE_LEGACY CIFS_DEBUG CIFS_DFS_UPCALL CIFS_FSCACHE CIFS_POSIX CIFS_SMB_DIRECT CIFS_SWN_UPCALL CIFS_UPCALL CIFS_XATTR CLOSURES CLS_U32_MARK CLS_U32_PERF CMA CMA_SIZE_SEL_MBYTES CMDLINE_PARTITION COMEDI COMEDI_DT9812 COMEDI_NI_USB6501 COMEDI_USBDUX COMEDI_USBDUXFAST COMEDI_USBDUXSIGMA COMEDI_USB_DRIVERS COMEDI_VMK80XX COMPAT_NETLINK_MESSAGES COUNTER CRAMFS CRAMFS_BLOCKDEV CRAMFS_MTD CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_ITU_T CRC_T10DIF CRYPTO_ADIANTUM CRYPTO_AEGIS128 CRYPTO_AEGIS128_AESNI_SSE2 CRYPTO_AES_NI_INTEL CRYPTO_AES_TI CRYPTO_ANSI_CPRNG CRYPTO_ANUBIS CRYPTO_ARC4 CRYPTO_ARCH_HAVE_LIB_BLAKE2S CRYPTO_ARCH_HAVE_LIB_CHACHA CRYPTO_ARCH_HAVE_LIB_CURVE25519 CRYPTO_ARCH_HAVE_LIB_POLY1305 CRYPTO_ARIA CRYPTO_ARIA_AESNI_AVX_X86_64 CRYPTO_BLAKE2B CRYPTO_BLAKE2S_X86 CRYPTO_BLOWFISH CRYPTO_BLOWFISH_COMMON CRYPTO_BLOWFISH_X86_64 CRYPTO_CAMELLIA CRYPTO_CAMELLIA_AESNI_AVX2_X86_64 CRYPTO_CAMELLIA_AESNI_AVX_X86_64 CRYPTO_CAMELLIA_X86_64 CRYPTO_CAST5 CRYPTO_CAST5_AVX_X86_64 CRYPTO_CAST6 CRYPTO_CAST6_AVX_X86_64 CRYPTO_CAST_COMMON CRYPTO_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL CRYPTO_CRC64_ROCKSOFT CRYPTO_CRCT10DIF CRYPTO_CRCT10DIF_PCLMUL CRYPTO_CRYPTD CRYPTO_CTS CRYPTO_CURVE25519 CRYPTO_CURVE25519_X86 CRYPTO_DEFLATE CRYPTO_DES CRYPTO_DES3_EDE_X86_64 CRYPTO_DEV_CCP CRYPTO_DEV_CCP_DD CRYPTO_DEV_PADLOCK CRYPTO_DEV_PADLOCK_AES CRYPTO_DEV_PADLOCK_SHA CRYPTO_DEV_QAT CRYPTO_DEV_QAT_C3XXX CRYPTO_DEV_QAT_C3XXXVF CRYPTO_DEV_QAT_C62X CRYPTO_DEV_QAT_C62XVF CRYPTO_DEV_QAT_DH895xCC CRYPTO_DEV_QAT_DH895xCCVF CRYPTO_DEV_VIRTIO CRYPTO_DH CRYPTO_DRBG_CTR CRYPTO_DRBG_HASH CRYPTO_ECC CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL CRYPTO_HCTR2 CRYPTO_KDF800108_CTR CRYPTO_KEYWRAP CRYPTO_KHAZAD CRYPTO_KPP CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CHACHA_GENERIC CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_DES CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_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_VMAC CRYPTO_WP512 CRYPTO_XCBC CRYPTO_XCTR CRYPTO_XTS CRYPTO_XXHASH CUSE CYPRESS_FIRMWARE DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEFAULT_PFIFO_FAST 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_BOCHS DRM_BUDDY ENCRYPTED_KEYS EXTCON FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ ISDN ISDN_CAPI LIBNVDIMM MAC80211 MAC80211_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 WIRELESS_EXT WLAN WLAN_VENDOR_ATH X86_X32_ABI ZONE_DEVICE] disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing current HEAD b311c1b497e51a628aa89e7cb954481e5f9dced2 testing commit b311c1b497e51a628aa89e7cb954481e5f9dced2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 99edeeafe4034f56fcdb9ed968698cf7d57e02c9ee6b7383d66ca3e336d352e4 all runs: OK false negative chance: 0.000 # git bisect start b311c1b497e51a628aa89e7cb954481e5f9dced2 43db1e03c086ed20cc75808d3f45e780ec4ca26e Bisecting: 5948 revisions left to test after this (roughly 13 steps) [b3ce7a30847a54a7f96a35e609303d8afecd460b] Merge tag 'drm-next-2024-07-18' of https://gitlab.freedesktop.org/drm/kernel determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit b3ce7a30847a54a7f96a35e609303d8afecd460b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9242b26dc1f446db51ed6016154b792d5adf77305c2b92b0aa92bbf21934c2a3 all runs: OK false negative chance: 0.000 # git bisect bad b3ce7a30847a54a7f96a35e609303d8afecd460b Bisecting: 3572 revisions left to test after this (roughly 12 steps) [51835949dda3783d4639cfa74ce13a3c9829de00] Merge tag 'net-next-6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit 51835949dda3783d4639cfa74ce13a3c9829de00 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 09b36831abf5eca8d960dec72641f7b5448f1a58fac94a442d6387b5283b1e62 all runs: OK false negative chance: 0.000 # git bisect bad 51835949dda3783d4639cfa74ce13a3c9829de00 Bisecting: 2238 revisions left to test after this (roughly 11 steps) [e3950967f6e6b74a3606739ec50ed19f3398c7d8] Merge tag 'soc-dt-6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit e3950967f6e6b74a3606739ec50ed19f3398c7d8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 905a2b3b1dce286e7f7823070bf5aee2e3bda0459e72b2348b8f444b55ed513e all runs: OK false negative chance: 0.000 # git bisect bad e3950967f6e6b74a3606739ec50ed19f3398c7d8 Bisecting: 1176 revisions left to test after this (roughly 10 steps) [8028e290b6354ddb404e88f17fe5d37945cb122f] Merge tag 'edac_updates_for_v6.11' of git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit 8028e290b6354ddb404e88f17fe5d37945cb122f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 943ecb7fcc3171cab07948c2413a7d925752ea761234898b8783d2a326e0fdf5 all runs: OK false negative chance: 0.000 # git bisect bad 8028e290b6354ddb404e88f17fe5d37945cb122f Bisecting: 605 revisions left to test after this (roughly 9 steps) [253e1e98180a124475327f2ce7b6f15f2e4d0d45] Merge tag 'lkmm.2024.07.12a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit 253e1e98180a124475327f2ce7b6f15f2e4d0d45 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3b8696b18c8efc5c9069c60f2c708d676f891c9ab70b1250ecbf6f9697bea19b all runs: OK false negative chance: 0.000 # git bisect bad 253e1e98180a124475327f2ce7b6f15f2e4d0d45 Bisecting: 292 revisions left to test after this (roughly 8 steps) [98f3a9a4fd449641010c77abca16aebb0b8d4419] Merge tag 'vfs-6.11.pidfs' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit 98f3a9a4fd449641010c77abca16aebb0b8d4419 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 76fa1de4f298fa2803bd3ad9c6afd6cce6c06bbd2e7440907e2a56ec7cefa9f6 all runs: OK false negative chance: 0.000 # git bisect bad 98f3a9a4fd449641010c77abca16aebb0b8d4419 Bisecting: 145 revisions left to test after this (roughly 7 steps) [1654c37ddbfce5d50bc2895d7ea9c5e0edcc4d77] Merge branch 'arm64-uaccess' (early part) determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit 1654c37ddbfce5d50bc2895d7ea9c5e0edcc4d77 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fb9552ae4a29d8c2f2a28865af2eca7e9698f362e319d681278d9e34231cbc53 all runs: OK false negative chance: 0.000 # git bisect bad 1654c37ddbfce5d50bc2895d7ea9c5e0edcc4d77 Bisecting: 80 revisions left to test after this (roughly 6 steps) [f469cf967b095ec2d001a712e8cdbf3b1f06912b] Merge tag 'char-misc-6.10-final' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit f469cf967b095ec2d001a712e8cdbf3b1f06912b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 904ce1f17a26ff6b168f6d94ef76c907b325782dd9b6628e0e5d348c4f20bf71 run #0: crashed: 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 representative crash: lost connection to test machine, types: [UNKNOWN] unable to determine the verdict: 9 good runs (wanted 5), for bad wanted 5 in total, got 10 # git bisect skip f469cf967b095ec2d001a712e8cdbf3b1f06912b Bisecting: 80 revisions left to test after this (roughly 6 steps) [e091caf99f3a5006c95baec24330bac6f7f17193] Merge tag 'arm-fixes-6.10-3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision f469cf967b095ec2d001a712e8cdbf3b1f06912b crashed and is reachable testing commit e091caf99f3a5006c95baec24330bac6f7f17193 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 22fe0f8bffa36827b6139e29eaf0b4a6fb1a45b696df0d1f8aac21a29afa59ff all runs: OK false negative chance: 0.000 # git bisect bad e091caf99f3a5006c95baec24330bac6f7f17193 Bisecting: 44 revisions left to test after this (roughly 6 steps) [1cb67bcc2165c24ad26c5786771cca9c91a1fedf] Merge tag 'tty-6.10-final' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit 1cb67bcc2165c24ad26c5786771cca9c91a1fedf gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8d6bc4aa8a069968f9ed3f660d9e991b0900ad07501a6e4c63aa38380e05b1fe all runs: OK false negative chance: 0.000 # git bisect bad 1cb67bcc2165c24ad26c5786771cca9c91a1fedf Bisecting: 23 revisions left to test after this (roughly 5 steps) [9b48104b2cde4d392ebf52fda17c3eb5282cddaa] Merge tag 'sound-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound determine whether the revision contains the guilty commit revision 43db1e03c086ed20cc75808d3f45e780ec4ca26e crashed and is reachable testing commit 9b48104b2cde4d392ebf52fda17c3eb5282cddaa gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 45a4bcbe5035888febc7fa743500f0dc5ca288ca597bf716880d455c2160f97d all runs: OK false negative chance: 0.000 # git bisect bad 9b48104b2cde4d392ebf52fda17c3eb5282cddaa Bisecting: 12 revisions left to test after this (roughly 3 steps) [680e126ec0400f6daecf0510c5bb97a55779ff03] firmware: cs_dsp: Use strnlen() on name fields in V1 wmfw files determine whether the revision contains the guilty commit checking the merge base 68f97fe330e01450ace63da0ce5cab676fc97f9a no existing result, test the revision testing commit 68f97fe330e01450ace63da0ce5cab676fc97f9a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 128ab2d5348c8e3b2d14877a372f7d839255e28621055e792eece814e3d873a4 all runs: OK false negative chance: 0.000 the bug was not introduced yet; pretend that kernel crashed # git bisect good 680e126ec0400f6daecf0510c5bb97a55779ff03 Bisecting: 6 revisions left to test after this (roughly 3 steps) [1841027c7de47527ed819a935b7aa340b9171eb5] bcachefs: bch2_gc_btree() should not use btree_root_lock determine whether the revision contains the guilty commit checking the merge base 7d7f71cd8763a296d02dff9514447aa3de199c47 no existing result, test the revision testing commit 7d7f71cd8763a296d02dff9514447aa3de199c47 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 95089de15f51a4aa64a4d31660f6a77418da47a72bbe767e7abb1a44ec664e68 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] testing commit 1841027c7de47527ed819a935b7aa340b9171eb5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 13941e20e9af9bf7034f3015bdf03be9899b245b12a572e4f398287c02d0d951 all runs: OK false negative chance: 0.000 # git bisect bad 1841027c7de47527ed819a935b7aa340b9171eb5 Bisecting: 2 revisions left to test after this (roughly 2 steps) [aacd897d4d75adaae3becc2b00d8cdc9a56928d1] Revert "bcachefs: Mark bch_inode_info as SLAB_ACCOUNT" determine whether the revision contains the guilty commit revision 7d7f71cd8763a296d02dff9514447aa3de199c47 crashed and is reachable testing commit aacd897d4d75adaae3becc2b00d8cdc9a56928d1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4c140aaedb7a3160fff9dec9de9e6318be6ee442bb886b814d7e7ac5f6f8ff77 all runs: OK false negative chance: 0.000 # git bisect bad aacd897d4d75adaae3becc2b00d8cdc9a56928d1 Bisecting: 1 revision left to test after this (roughly 1 step) [6f692b1672bdd279832a1c5227afb58fbbfbd0be] bcachefs: Fix RCU splat determine whether the revision contains the guilty commit revision 7d7f71cd8763a296d02dff9514447aa3de199c47 crashed and is reachable testing commit 6f692b1672bdd279832a1c5227afb58fbbfbd0be gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 38f309308af2f8f777d305d862fd521d780896a9300a0ff1f40f53df765e9e74 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] # git bisect good 6f692b1672bdd279832a1c5227afb58fbbfbd0be Bisecting: 0 revisions left to test after this (roughly 0 steps) [fd80d14005250652e7500a97eedd68797de0b797] bcachefs: fix scheduling while atomic in break_cycle() determine whether the revision contains the guilty commit revision 6f692b1672bdd279832a1c5227afb58fbbfbd0be crashed and is reachable testing commit fd80d14005250652e7500a97eedd68797de0b797 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: de6c7097d5477b6b7daa0c50ce75442c2533c21a67a78935b3e0e0442176f208 all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in list_lru_add representative crash: BUG: unable to handle kernel NULL pointer dereference in list_lru_add, types: [UNKNOWN] # git bisect good fd80d14005250652e7500a97eedd68797de0b797 aacd897d4d75adaae3becc2b00d8cdc9a56928d1 is the first bad commit commit aacd897d4d75adaae3becc2b00d8cdc9a56928d1 Author: Kent Overstreet Date: Thu Jul 11 20:01:31 2024 -0400 Revert "bcachefs: Mark bch_inode_info as SLAB_ACCOUNT" This reverts commit 86d81ec5f5f05846c7c6e48ffb964b24cba2e669. This wasn't tested with memcg enabled, it immediately hits a null ptr deref in list_lru_add(). Signed-off-by: Kent Overstreet fs/bcachefs/fs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) accumulated error probability: 0.00 culprit signature: 4c140aaedb7a3160fff9dec9de9e6318be6ee442bb886b814d7e7ac5f6f8ff77 parent signature: de6c7097d5477b6b7daa0c50ce75442c2533c21a67a78935b3e0e0442176f208 revisions tested: 25, total time: 6h23m35.757523639s (build: 2h49m8.04452683s, test: 3h24m53.407999389s) first good commit: aacd897d4d75adaae3becc2b00d8cdc9a56928d1 Revert "bcachefs: Mark bch_inode_info as SLAB_ACCOUNT" recipients (to): ["kent.overstreet@linux.dev"] recipients (cc): []