ci2 starts bisection 2024-06-19 19:13:18.418434736 +0000 UTC m=+57940.004155380 bisecting cause commit starting from 2ccbdf43d5e758f8493a95252073cf9078a5fea5 building syzkaller on 41b7e219b69c98529757e036f4b8fb1e9fa77040 ensuring issue is reproducible on original commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 testing commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e1b9c58189a9fb15d045c98e3a2f6381e8d1401f70e3d653e8daaddd0fd6134e all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f134e5b54141642163ae6f067a60e3fa481c2269a9ec00bdd0f953233abb719c all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed kconfig minimization: base=3993 full=8037 leaves diff=2010 split chunks (needed=false): <2010> split chunk #0 of len 2010 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d1260b5b3cb1620496f9fc19ca6ed6f765c85998bf2b58169b975281e2017070 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5190f6fc0cec3124472f572d33476a8f2df73a52c0fb3b1f42c946f9ca5eeb3c run #0: crashed: WARNING in __btrfs_free_extent run #1: crashed: WARNING in __btrfs_free_extent run #2: crashed: WARNING in __btrfs_free_extent run #3: crashed: WARNING in __btrfs_free_extent run #4: crashed: WARNING in __btrfs_free_extent run #5: crashed: WARNING in __btrfs_free_extent run #6: crashed: WARNING in __btrfs_free_extent run #7: crashed: WARNING in __btrfs_free_extent run #8: crashed: WARNING in __btrfs_free_extent run #9: OK representative crash: WARNING in __btrfs_free_extent, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 29ac3113296e89f768bcf643bfde97135535cf2d587255e5a1b40cb8df0ed59f all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 57efc914da8ed08159fcff5acebaad625b5c678cf57277c20d0f43a3c4abad28 all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 2ccbdf43d5e758f8493a95252073cf9078a5fea5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 82eec72baad86e4e32527dbd539575b166d07226902d615fc20c67e10f3ccdb2 all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] the chunk can be dropped minimized to 402 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_AESCFB 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_SM2 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 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 [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed picked [v6.9 v6.8 v6.7 v6.5 v6.3 v6.1 v5.19 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 32 release tags testing release v6.9 testing commit a38297e3fb012ddfa7ce0321a7e5a8daeb1872b6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d014ee09c1502601e75c2da51d55b65ce5ba32afc381a17076158b2edd65f197 run #0: crashed: WARNING in __btrfs_free_extent run #1: crashed: WARNING in __btrfs_free_extent run #2: crashed: WARNING in __btrfs_free_extent run #3: crashed: WARNING in __btrfs_free_extent run #4: crashed: WARNING in __btrfs_free_extent run #5: crashed: WARNING in __btrfs_free_extent run #6: crashed: WARNING in __btrfs_free_extent run #7: crashed: WARNING in __btrfs_free_extent run #8: crashed: WARNING in __btrfs_free_extent run #9: OK representative crash: WARNING in __btrfs_free_extent, types: [WARNING] testing release v6.8 testing commit e8f897f4afef0031fe618a8e94127a0934896aba gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 06a87cced1218ff9746688ff0d36b1c383a0de3e97c686ddf370f17abac1b871 run #0: crashed: WARNING in __btrfs_free_extent run #1: crashed: WARNING in __btrfs_free_extent run #2: crashed: WARNING in __btrfs_free_extent run #3: crashed: WARNING in __btrfs_free_extent run #4: crashed: WARNING in __btrfs_free_extent run #5: crashed: WARNING in __btrfs_free_extent run #6: crashed: WARNING in __btrfs_free_extent run #7: crashed: WARNING in __btrfs_free_extent run #8: crashed: WARNING in __btrfs_free_extent run #9: OK representative crash: WARNING in __btrfs_free_extent, types: [WARNING] testing release v6.7 testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 044d7310bdb16fd7255a312e66195537c83a6537085944226bb2a3fccd4c1f3e all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] testing release v6.5 testing commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fca39bee2ef563f5818751a692b8af6c84f5521f6dc7b7991f6ca13cd0c61087 all runs: OK false negative chance: 0.000 # git bisect start 0dd3ee31125508cd67f7e7172247f05b7fd1753a 2dde18cd1d8fac735875f2e4987f11817cc0bc2c Bisecting: 16833 revisions left to test after this (roughly 14 steps) [ec4c20ca09831ddba8fac10a7d82a9902e96e717] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net testing commit ec4c20ca09831ddba8fac10a7d82a9902e96e717 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d4a6d7a2cfdc6b636c50226b44a1621336ee15ee7986bc71bed0216c5e95f674 all runs: OK false negative chance: 0.000 # git bisect good ec4c20ca09831ddba8fac10a7d82a9902e96e717 Bisecting: 8387 revisions left to test after this (roughly 13 steps) [385903a7ec75bb400f4bf0f07d8d5ad61390270d] Merge tag 'soc-drivers-6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc testing commit 385903a7ec75bb400f4bf0f07d8d5ad61390270d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 265dfb63f4368f2eb8b7b248da642be97239a2a8d688daa93c44029c33c25cc8 all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad 385903a7ec75bb400f4bf0f07d8d5ad61390270d Bisecting: 4172 revisions left to test after this (roughly 12 steps) [89ed67ef126c4160349c1b96fdb775ea6170ac90] Merge tag 'net-next-6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next testing commit 89ed67ef126c4160349c1b96fdb775ea6170ac90 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b690619aa1915f36cce116ac6676f318b51f4e3b5e965e732aae5ae2612aa6ef all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad 89ed67ef126c4160349c1b96fdb775ea6170ac90 Bisecting: 2137 revisions left to test after this (roughly 11 steps) [42fab2695bfea686dc5eef92da0b4ce3277484a0] bcachefs: Kill BCH_FEATURE_incompressible testing commit 42fab2695bfea686dc5eef92da0b4ce3277484a0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5b9caca57b1b6d8cf7f761b1d87faca996408e3aa599921e4f6fd7ce5b6b61db all runs: OK false negative chance: 0.000 # git bisect good 42fab2695bfea686dc5eef92da0b4ce3277484a0 Bisecting: 883 revisions left to test after this (roughly 10 steps) [9e87705289667a6c5185c619ea32f3d39314eb1b] Merge tag 'bcachefs-2023-10-30' of https://evilpiepirate.org/git/bcachefs testing commit 9e87705289667a6c5185c619ea32f3d39314eb1b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d5ce0c349bb469524914da93703d748644b3ed8fd7091bfc8b5a8bdc7908cb89 all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad 9e87705289667a6c5185c619ea32f3d39314eb1b Bisecting: 626 revisions left to test after this (roughly 9 steps) [4220666398de7f5127bab5437b5276b3eb155282] bcachefs: Fix bch2_inode_delete_keys() testing commit 4220666398de7f5127bab5437b5276b3eb155282 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 742df6a04c92b2234355ef8a58972a320d53474dbdec340920e0a9f23b0bb72b all runs: OK false negative chance: 0.000 # git bisect good 4220666398de7f5127bab5437b5276b3eb155282 Bisecting: 312 revisions left to test after this (roughly 8 steps) [14ab6d425e80674b6a0145f05719b11e82e64824] Merge tag 'vfs-6.7.ctime' of gitolite.kernel.org:pub/scm/linux/kernel/git/vfs/vfs testing commit 14ab6d425e80674b6a0145f05719b11e82e64824 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 94c84b3f6b4fd6df0e1f80f51c8aa46b6de54b9f5713cb2c4b20d2b86396e512 all runs: OK false negative chance: 0.000 # git bisect good 14ab6d425e80674b6a0145f05719b11e82e64824 Bisecting: 156 revisions left to test after this (roughly 7 steps) [c6e8f898f56fae2cb5bc4396bec480f23cd8b066] btrfs: open code timespec64 in struct btrfs_inode testing commit c6e8f898f56fae2cb5bc4396bec480f23cd8b066 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 17331ffa7f5d34972850b020caf473a2d05115644964bdbe26e2b5e95a8cb10a all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad c6e8f898f56fae2cb5bc4396bec480f23cd8b066 Bisecting: 77 revisions left to test after this (roughly 6 steps) [9f9918a8017b7925da2fad16b4ccf6a14630f03e] btrfs: sysfs: announce presence of raid-stripe-tree testing commit 9f9918a8017b7925da2fad16b4ccf6a14630f03e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 49fbe88833ce2d29d26ea2f793cdc97d2332c8d594409fd3f426a23bb3b9fbc8 all runs: OK false negative chance: 0.000 # git bisect good 9f9918a8017b7925da2fad16b4ccf6a14630f03e Bisecting: 38 revisions left to test after this (roughly 5 steps) [197a9ecee68aa7706dea47b6dff8d2edbfb214f0] btrfs: reject devices with CHANGING_FSID_V2 testing commit 197a9ecee68aa7706dea47b6dff8d2edbfb214f0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f78a4ea8c47a8e1dd21854044bd00cb1f04f43dca5447dcbd47c18cd45cf8d07 all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad 197a9ecee68aa7706dea47b6dff8d2edbfb214f0 Bisecting: 19 revisions left to test after this (roughly 4 steps) [bd7c1ea3a302aba727a1ced9937ec84c6407724e] btrfs: qgroup: check generation when recording simple quota delta testing commit bd7c1ea3a302aba727a1ced9937ec84c6407724e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8533f4cd71d1301cfdb8ffb6d88f6b42c46b8d25b628fc3a0be4a15632ebb74f run #0: basic kernel testing failed: lost connection to test machine run #1: crashed: WARNING in __btrfs_free_extent run #2: crashed: WARNING in __btrfs_free_extent run #3: crashed: WARNING in __btrfs_free_extent run #4: crashed: WARNING in __btrfs_free_extent run #5: crashed: WARNING in __btrfs_free_extent run #6: crashed: WARNING in __btrfs_free_extent run #7: crashed: WARNING in __btrfs_free_extent run #8: crashed: WARNING in __btrfs_free_extent run #9: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad bd7c1ea3a302aba727a1ced9937ec84c6407724e Bisecting: 9 revisions left to test after this (roughly 3 steps) [af0e2aab3b70b7844232bbce2a619ec70e049df4] btrfs: qgroup: flush reservations during quota disable testing commit af0e2aab3b70b7844232bbce2a619ec70e049df4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0a16f2f49f9b31fe09dd7c220ef287b28db4a4a41d2dd6c9974e5064f07369e6 all runs: OK false negative chance: 0.000 # git bisect good af0e2aab3b70b7844232bbce2a619ec70e049df4 Bisecting: 4 revisions left to test after this (roughly 2 steps) [cf79ac47932b377d0cfe6b61f4472cdc17eac042] btrfs: track original extent owner in head_ref testing commit cf79ac47932b377d0cfe6b61f4472cdc17eac042 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: df0b5d144cd23734f4d6adb9a03b0070f1484c9f38c96e9c8b933d64d0b85169 all runs: OK false negative chance: 0.000 # git bisect good cf79ac47932b377d0cfe6b61f4472cdc17eac042 Bisecting: 2 revisions left to test after this (roughly 1 step) [8d2990914073e167cbf0f66e724b4b617f0f4dff] btrfs: add helper for inline owner ref lookup testing commit 8d2990914073e167cbf0f66e724b4b617f0f4dff gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bb5d0be5826a2e11b1e6e033026b097f2ece4f0b1012d29896dbbc19792a7ed2 all runs: OK false negative chance: 0.000 # git bisect good 8d2990914073e167cbf0f66e724b4b617f0f4dff Bisecting: 0 revisions left to test after this (roughly 1 step) [5343cd9364ea26c9f4f78896a87ed1b5b5e652d9] btrfs: qgroup: simple quota auto hierarchy for nested subvolumes testing commit 5343cd9364ea26c9f4f78896a87ed1b5b5e652d9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 86c1000738915c06d867cd3c8eb3e9a8cafc6e2c603059939119df621fff421d all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad 5343cd9364ea26c9f4f78896a87ed1b5b5e652d9 Bisecting: 0 revisions left to test after this (roughly 0 steps) [cecbb533b5fcec4ff77e786b7f94457f6cacd9e7] btrfs: record simple quota deltas in delayed refs testing commit cecbb533b5fcec4ff77e786b7f94457f6cacd9e7 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e9b1567c2f328138bedf9b1ae2e082613b99cfe6638d327e5401484a56b05bd8 all runs: crashed: WARNING in __btrfs_free_extent representative crash: WARNING in __btrfs_free_extent, types: [WARNING] # git bisect bad cecbb533b5fcec4ff77e786b7f94457f6cacd9e7 cecbb533b5fcec4ff77e786b7f94457f6cacd9e7 is the first bad commit commit cecbb533b5fcec4ff77e786b7f94457f6cacd9e7 Author: Boris Burkov Date: Wed Jun 28 11:00:15 2023 -0700 btrfs: record simple quota deltas in delayed refs At the moment that we run delayed refs, we make the final ref-count based decision on creating/removing extent (and metadata) items. Therefore, it is exactly the spot to hook up simple quotas. There are a few important subtleties to the fields we must collect to accurately track simple quotas, particularly when removing an extent. When removing a data extent, the ref could be in any tree (due to reflink, for example) and so we need to recover the owning root id from the owner ref item. When removing a metadata extent, we know the owning root from the owner field in the header when we create the delayed ref, so we can recover it from there. We must also be careful to handle reservations properly to not leaked reserved space. The happy path is freeing the reservation when the simple quota delta runs on a data extent. If that doesn't happen, due to refs canceling out or some error, the ref head already has the must_insert_reserved machinery to handle this, so we piggy back on that and use it to clean up the reserved data. Signed-off-by: Boris Burkov Signed-off-by: David Sterba fs/btrfs/delayed-ref.c | 1 + fs/btrfs/delayed-ref.h | 6 ++++ fs/btrfs/extent-tree.c | 83 +++++++++++++++++++++++++++++++++++++++++++++----- 3 files changed, 82 insertions(+), 8 deletions(-) accumulated error probability: 0.00 culprit signature: e9b1567c2f328138bedf9b1ae2e082613b99cfe6638d327e5401484a56b05bd8 parent signature: bb5d0be5826a2e11b1e6e033026b097f2ece4f0b1012d29896dbbc19792a7ed2 revisions tested: 27, total time: 6h38m42.241159195s (build: 2h38m22.619307155s, test: 3h49m54.086121416s) first bad commit: cecbb533b5fcec4ff77e786b7f94457f6cacd9e7 btrfs: record simple quota deltas in delayed refs recipients (to): ["boris@bur.io" "dsterba@suse.com"] recipients (cc): [] crash: WARNING in __btrfs_free_extent ------------[ cut here ]------------ BTRFS: Transaction aborted (error -2) WARNING: CPU: 1 PID: 2821 at fs/btrfs/extent-tree.c:2975 do_free_extent_accounting fs/btrfs/extent-tree.c:2975 [inline] WARNING: CPU: 1 PID: 2821 at fs/btrfs/extent-tree.c:2975 __btrfs_free_extent+0x1376/0x1500 fs/btrfs/extent-tree.c:3349 Modules linked in: CPU: 1 PID: 2821 Comm: syz-executor.3 Not tainted 6.6.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:do_free_extent_accounting fs/btrfs/extent-tree.c:2975 [inline] RIP: 0010:__btrfs_free_extent+0x1376/0x1500 fs/btrfs/extent-tree.c:3349 Code: 48 c7 c7 7f 36 39 83 44 89 f6 e8 95 07 9b ff 90 0f 0b 90 90 e9 d0 f9 ff ff 90 48 c7 c7 7f 36 39 83 44 89 f6 e8 7b 07 9b ff 90 <0f> 0b 90 90 e9 17 fa ff ff 90 48 c7 c7 7f 36 39 83 44 89 f6 e8 61 RSP: 0018:ffffc90002b9baf8 EFLAGS: 00010246 RAX: fc2aa286c850f600 RBX: 0000000000503000 RCX: 0000000000000002 RDX: 0000000000000000 RSI: c0000000ffffdfff RDI: 00000000ffffffff RBP: 0000000000001000 R08: 0000000000000000 R09: ffffffff836cce30 R10: 00000000ffffffff R11: 00000000ffffdfff R12: ffff88817ecc0000 R13: ffff88810befecb0 R14: 00000000fffffffe R15: 0000000000000001 FS: 0000555557172480(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b7c88f5f70 CR3: 000000010e2e2000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: run_delayed_tree_ref fs/btrfs/extent-tree.c:1751 [inline] run_one_delayed_ref fs/btrfs/extent-tree.c:1776 [inline] btrfs_run_delayed_refs_for_head fs/btrfs/extent-tree.c:2034 [inline] __btrfs_run_delayed_refs+0x58b/0x15b0 fs/btrfs/extent-tree.c:2104 btrfs_run_delayed_refs+0x33/0x110 fs/btrfs/extent-tree.c:2216 btrfs_commit_transaction+0x183/0x1200 fs/btrfs/transaction.c:2271 sync_filesystem+0x75/0x90 fs/sync.c:66 generic_shutdown_super+0x25/0x110 fs/super.c:666 kill_anon_super+0x16/0x30 fs/super.c:1292 btrfs_kill_super+0x11/0x20 fs/btrfs/super.c:2097 deactivate_locked_super+0x2d/0x90 fs/super.c:481 cleanup_mnt+0xfe/0x150 fs/namespace.c:1254 task_work_run+0x81/0xb0 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xa9/0xc0 kernel/entry/common.c:171 exit_to_user_mode_prepare+0x64/0xe0 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x2d/0x220 kernel/entry/common.c:296 do_syscall_64+0x55/0xc0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x6f/0xd9 RIP: 0033:0x7fe065a7e257 Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007fff3def29e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fe065a7e257 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff3def2aa0 RBP: 00007fff3def2aa0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff3def3b50 R13: 00007fe065ad96c6 R14: 000000000000c98e R15: 0000000000000005