ci2 starts bisection 2024-11-15 21:13:20.782478181 +0000 UTC m=+12654.365471566 bisecting fixing commit since 3a5928702e7120f83f703fd566082bfb59f1a57e building syzkaller on 6f888b7530906167ecb1f5a35e060fec736d6d32 ensuring issue is reproducible on original commit 3a5928702e7120f83f703fd566082bfb59f1a57e testing commit 3a5928702e7120f83f703fd566082bfb59f1a57e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 79721a3a87bc683fe023875b9c43376ce3d53c9a6f3cf3e87a537247c5f6375e run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in ext4_map_blocks run #4: crashed: possible deadlock in ext4_map_blocks run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in ext4_map_blocks run #7: crashed: possible deadlock in ext4_map_blocks run #8: crashed: possible deadlock in ext4_map_blocks run #9: crashed: possible deadlock in ext4_map_blocks run #10: crashed: possible deadlock in dquot_commit run #11: crashed: possible deadlock in dquot_commit run #12: crashed: possible deadlock in ext4_map_blocks run #13: crashed: possible deadlock in dquot_commit run #14: crashed: possible deadlock in dquot_commit run #15: crashed: possible deadlock in ext4_map_blocks run #16: crashed: possible deadlock in dquot_commit run #17: crashed: possible deadlock in ext4_map_blocks run #18: crashed: possible deadlock in ext4_map_blocks run #19: OK representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed testing commit 3a5928702e7120f83f703fd566082bfb59f1a57e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6a5c2e9c9fc6d036f979c5106b06adc4f53b8d7c96d217ab52cef52a5887a9b4 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed kconfig minimization: base=3706 full=7299 leaves diff=2036 split chunks (needed=false): <2036> split chunk #0 of len 2036 into 5 parts testing without sub-chunk 1/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 3a5928702e7120f83f703fd566082bfb59f1a57e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 498ba7e2d82b91855a82180924ea22f16b98a2c547b3b43f50af44aa61b55766 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] testing without sub-chunk 2/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 3a5928702e7120f83f703fd566082bfb59f1a57e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6b6a89f0386df002040898003ca15c751439584d4ae62f40fd01957b1b0137de run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit 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 representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed testing commit 3a5928702e7120f83f703fd566082bfb59f1a57e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 833bd1fd70d5ed12237c1524cf56653ee5a08203af001a2e27d59cb1d12bf31a run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit run #8: crashed: possible deadlock in dquot_commit run #9: crashed: possible deadlock in dquot_commit 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 representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed testing commit 3a5928702e7120f83f703fd566082bfb59f1a57e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0d7f8e90a6d1ea251fbaf61cb92f98d294854c3f37f6315ed061fa7401f7063b all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 3a5928702e7120f83f703fd566082bfb59f1a57e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c576b9b998d293036d0f7ed7a2f269cf6146bd707e498a9ec4588205a28021be run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit 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 representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] the chunk can be dropped minimized to 816 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_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 ANDROID_BINDERFS ANDROID_BINDER_IPC APPLE_MFI_FASTCHARGE AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ASHMEM ASM_MODVERSIONS ASN1_ENCODER ASYMMETRIC_TPM_KEY_SUBTYPE 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_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 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 BCMA BCMA_HOST_PCI_POSSIBLE BEFS_FS BFQ_CGROUP_DEBUG BFQ_GROUP_IOSCHED BFS_FS BIG_KEYS BLK_CGROUP BLK_CGROUP_IOCOST BLK_CGROUP_IOLATENCY BLK_CGROUP_RWSTAT BLK_DEBUG_FS_ZONED BLK_DEV_BSGLIB BLK_DEV_CRYPTOLOOP 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_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_MQ_RDMA BLK_RQ_ALLOC_TIME BLK_WBT BLK_WBT_MQ BONDING 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_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_AUTOSUSPEND BT_HCIBTUSB_BCM BT_HCIBTUSB_MTK 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_HS BT_INTEL BT_LE BT_LEDS BT_MSFTEXT BT_QCA BT_RFCOMM BT_RFCOMM_TTY BT_RTL BXT_WC_PMIC_OPREGION 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_USB2 CAN_ETAS_ES58X CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_PEAK_USB CAN_RAW CAN_SLCAN CAN_UCAN 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 CGROUP_DEVICE CGROUP_HUGETLB CGROUP_NET_CLASSID CGROUP_NET_PRIO CGROUP_PERF CGROUP_RDMA CGROUP_WRITEBACK 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 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 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_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_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_ECB CRYPTO_ECC CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL 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_LIB_SM4 CRYPTO_LRW CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_X86_64 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_SHA3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM2 CRYPTO_SM3 CRYPTO_SM4 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_XTS CRYPTO_XXHASH CUSE CYPRESS_FIRMWARE DAMON DAMON_DBGFS DAMON_VADDR DAX DCA DCB DEBUG_PREEMPT DEFAULT_PFIFO_FAST DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DEV_PAGEMAP_OPS DIMLIB DLM DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID 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_BRIDGE DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DP_AUX_CHARDEV DRM_GEM_SHMEM_HELPER DRM_GM12U320 DRM_GUD DRM_I915 DRM_I915_CAPTURE_ERROR DRM_I915_COMPRESS_ERROR DRM_I915_USERPTR DRM_KMS_HELPER DRM_MIPI_DSI DRM_PANEL DRM_PANEL_BRIDGE DRM_PANEL_ORIENTATION_QUIRKS DRM_SIMPLEDRM DRM_TTM DRM_TTM_HELPER DRM_UDL DVB_CORE ENCRYPTED_KEYS EXTCON FSCACHE FUSE_FS GENEVE GPIOLIB HAMRADIO HID_DRAGONRISE HID_PLAYSTATION HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_RTRS_CLIENT INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN INTEL_SCU_IPC INTEL_SOC_PMIC_BXTWC IOSCHED_BFQ IP_SCTP ISDN ISDN_CAPI L2TP LIBCRC32C LIBNVDIMM MAC80211 MAC80211_LEDS MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_PLATFORM_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_INTEL_PMC_BXT MFD_MT6360 MFD_RETU MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_CLS_U32 NET_IPGRE NET_IPGRE_DEMUX NET_SCH_DEFAULT NFS_V4_1 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_REPORTING PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PLAYSTATION_FF PMIC_OPREGION PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPTION PREEMPT_DYNAMIC PREEMPT_NOTIFIERS PREEMPT_RCU PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RC_XBOX_DVD RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGULATOR REGULATOR_FIXED_VOLTAGE REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SENSORS_AQUACOMPUTER_D5NEXT SENSORS_CORSAIR_CPRO SENSORS_CORSAIR_PSU SENSORS_NZXT_KRAKEN2 SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS_COMMON SMC SMC_DIAG SMSC_PHY SMS_SDIO_DRV SMS_SIANO_DEBUGFS SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_LED SND_CTL_VALIDATION SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_CGROUP_DATA SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_RCU TASKS_RCU_GENERIC TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_DEVICE TLS_TOE TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TPM_KEY_PARSER TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TRUSTED_KEYS TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_DP_ALTMODE TYPEC_FUSB302 TYPEC_HD3SS3220 TYPEC_MT6360 TYPEC_MUX_INTEL_PMC TYPEC_NVIDIA_ALTMODE TYPEC_RT1711H TYPEC_STUSB160X TYPEC_TCPCI TYPEC_TCPCI_MAXIM TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI TYPEC_WCOVE UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UCSI_CCG UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CDNS3 USB_CDNS3_GADGET USB_CDNS3_HOST USB_CDNS3_PCI_WRAP USB_CDNSP_GADGET USB_CDNSP_HOST USB_CDNSP_PCI USB_CDNS_HOST USB_CDNS_SUPPORT USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_GENERIC USB_CHIPIDEA_HOST USB_CHIPIDEA_IMX USB_CHIPIDEA_MSM USB_CHIPIDEA_PCI USB_CHIPIDEA_TEGRA USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_CONFIGFS_F_MIDI USB_CONFIGFS_F_PRINTER USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_PHY USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VIDEO_V4L2 VLAN_8021Q VXLAN WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH X86_X32 ZONE_DEVICE] disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed determining the merge base between 3a5928702e7120f83f703fd566082bfb59f1a57e and e8bdb3c8be08c9a3edc0a373c0aa8729355a0705 8bb7eca972ad531c9b149c0a51ab43a417385813/Linux 5.15 is a merge base, check if it has the bug testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ec914fa425c1f1fe105f4585f6c1bbe69ed8cf28081971fafc76389b1d231e52 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit 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 representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] testing current HEAD e8bdb3c8be08c9a3edc0a373c0aa8729355a0705 testing commit e8bdb3c8be08c9a3edc0a373c0aa8729355a0705 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cfb34d358096cf7ab9253003af4ba885d66f9a63dbb253394ce4eac7e4ec741d all runs: OK false negative chance: 0.000 # git bisect start e8bdb3c8be08c9a3edc0a373c0aa8729355a0705 8bb7eca972ad531c9b149c0a51ab43a417385813 Bisecting: 132037 revisions left to test after this (roughly 17 steps) [6e98b09da931a00bf4e0477d0fa52748bf28fcce] Merge tag 'net-next-6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 6e98b09da931a00bf4e0477d0fa52748bf28fcce gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 15486b95125497e821ee0685845a5bfe0d32775ed5934014b9abad1b2b9a4f93 run #0: boot failed: can't ssh into the instance 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 6e98b09da931a00bf4e0477d0fa52748bf28fcce Bisecting: 66802 revisions left to test after this (roughly 16 steps) [f86d1fbbe7858884d6754534a0afbb74fc30bc26] Merge tag 'net-next-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit f86d1fbbe7858884d6754534a0afbb74fc30bc26 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1f51d5236164b8973d0e079f452a7eae53aeb90188a9caecb41e976511775f0e run #0: crashed: possible deadlock in dquot_commit 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 representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] unable to determine the verdict: 19 good runs (wanted 15), for bad wanted 10 in total, got 20 # git bisect skip f86d1fbbe7858884d6754534a0afbb74fc30bc26 Bisecting: 66802 revisions left to test after this (roughly 16 steps) [d9da8f6cf55eeca642c021912af1890002464c64] mm: introduce clear_highpage_kasan_tagged determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit d9da8f6cf55eeca642c021912af1890002464c64 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 12c285b2a8b1b0c7c37eb47565f36ebd434b7ad5a1fa263376370d2a8869d219 all runs: OK false negative chance: 0.000 # git bisect bad d9da8f6cf55eeca642c021912af1890002464c64 Bisecting: 30446 revisions left to test after this (roughly 15 steps) [af472a9efdf65cbb3398cb6478ec0e89fbc84109] Merge tag 'for-5.18/io_uring-2022-03-18' of git://git.kernel.dk/linux-block determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit af472a9efdf65cbb3398cb6478ec0e89fbc84109 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3ced6c8bc48740857eb178da9e3bd86375f30064bdc4b83f6015a90d3983a394 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: lost connection to test machine run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit 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 representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good af472a9efdf65cbb3398cb6478ec0e89fbc84109 Bisecting: 15223 revisions left to test after this (roughly 14 steps) [639e4b93ab68f5f5fc4734c766124ca96c167f14] net: dsa: sja1105: Convert to mdiobus_c45_read determine whether the revision contains the guilty commit revision af472a9efdf65cbb3398cb6478ec0e89fbc84109 crashed and is reachable testing commit 639e4b93ab68f5f5fc4734c766124ca96c167f14 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3346b74bbd662ca72366e8d70dd8e61cd251912c798a9b25cdb1cb7f98b6d727 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit 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 representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 639e4b93ab68f5f5fc4734c766124ca96c167f14 Bisecting: 7619 revisions left to test after this (roughly 13 steps) [d7227785e384d4422b3ca189aa5bf19f462337cc] Merge tag 'sound-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit d7227785e384d4422b3ca189aa5bf19f462337cc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 025a024b62a63a6144639337f59ad0dd66cb9ac50437f8c22e8d81ebdfb477a1 all runs: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good d7227785e384d4422b3ca189aa5bf19f462337cc Bisecting: 3797 revisions left to test after this (roughly 12 steps) [73d15ba6ba390caed47aa8885811d1cd7b4477f3] Merge tag 'mips_5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit 73d15ba6ba390caed47aa8885811d1cd7b4477f3 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 10e80c786dd2324e2b1e3c0393dfe3eea9e10a633cd413687584143e9903aa8e run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in ext4_ioctl run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit run #8: crashed: possible deadlock in dquot_commit run #9: crashed: possible deadlock in dquot_commit run #10: crashed: possible deadlock in dquot_commit run #11: crashed: possible deadlock in dquot_commit run #12: crashed: possible deadlock in dquot_commit run #13: crashed: possible deadlock in dquot_commit run #14: crashed: possible deadlock in dquot_commit run #15: crashed: possible deadlock in ext4_ioctl run #16: crashed: possible deadlock in dquot_commit run #17: crashed: possible deadlock in dquot_commit run #18: crashed: possible deadlock in dquot_commit run #19: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 73d15ba6ba390caed47aa8885811d1cd7b4477f3 Bisecting: 1977 revisions left to test after this (roughly 11 steps) [54c2cc79194c961a213c1d375fe3aa4165664cc4] Merge tag 'usb-5.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit 54c2cc79194c961a213c1d375fe3aa4165664cc4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0441b87737b5c658a69e0971ba6e701d845346a6fe39e39e84528db9425fc5a1 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit run #8: crashed: possible deadlock in ext4_ioctl run #9: crashed: possible deadlock in dquot_commit run #10: crashed: possible deadlock in dquot_commit run #11: crashed: possible deadlock in dquot_commit run #12: crashed: possible deadlock in dquot_commit run #13: crashed: possible deadlock in dquot_commit run #14: crashed: possible deadlock in dquot_commit run #15: crashed: possible deadlock in dquot_commit run #16: crashed: possible deadlock in dquot_commit run #17: crashed: possible deadlock in dquot_commit run #18: boot failed: can't ssh into the instance run #19: boot failed: can't ssh into the instance representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 54c2cc79194c961a213c1d375fe3aa4165664cc4 Bisecting: 978 revisions left to test after this (roughly 10 steps) [8dd77d44795d708f5f4f783b81c5197c5b994d74] Merge tag 'drm-fixes-2022-06-10' of git://anongit.freedesktop.org/drm/drm determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit 8dd77d44795d708f5f4f783b81c5197c5b994d74 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2fa062bba2fb42d811a57521c4a1d906dc9fb67612e506a68f3cfa447ed4e6d1 all runs: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 8dd77d44795d708f5f4f783b81c5197c5b994d74 Bisecting: 488 revisions left to test after this (roughly 9 steps) [7516da47a349e74de623243a27f9b8a91446bf4f] xhci-pci: Allow host runtime PM as default for Intel Raptor Lake xHCI determine whether the revision contains the guilty commit revision af472a9efdf65cbb3398cb6478ec0e89fbc84109 crashed and is reachable testing commit 7516da47a349e74de623243a27f9b8a91446bf4f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 23e1c2ac284f22ad0f1e972f6e86f63f0863ff76eceb1c850cf90ce6d61db908 all runs: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 7516da47a349e74de623243a27f9b8a91446bf4f Bisecting: 245 revisions left to test after this (roughly 8 steps) [2c39d612aa5f34d63d264598692a7e6cd4fb34eb] Merge tag 'for-linus-5.19a-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit 2c39d612aa5f34d63d264598692a7e6cd4fb34eb gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fb1617a5fd3a3d10ef50c0a8fb6842591998701fca240bf629d4f2dc3850c1bd all runs: OK false negative chance: 0.001 # git bisect bad 2c39d612aa5f34d63d264598692a7e6cd4fb34eb Bisecting: 122 revisions left to test after this (roughly 7 steps) [399bd66e219e331976fe6fa6ab81a023c0c97870] Merge tag 'net-5.19-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit 399bd66e219e331976fe6fa6ab81a023c0c97870 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f6ddaeb1611cdc5b945d42d10a3efb8b48c92122016efb0494262c3e624692cd run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit run #8: crashed: possible deadlock in ext4_ioctl run #9: crashed: possible deadlock in dquot_commit run #10: crashed: possible deadlock in dquot_commit run #11: crashed: possible deadlock in dquot_commit run #12: crashed: possible deadlock in dquot_commit run #13: crashed: possible deadlock in dquot_commit run #14: crashed: possible deadlock in dquot_commit run #15: crashed: possible deadlock in dquot_commit run #16: crashed: possible deadlock in dquot_commit run #17: crashed: possible deadlock in dquot_commit run #18: crashed: possible deadlock in dquot_commit run #19: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 399bd66e219e331976fe6fa6ab81a023c0c97870 Bisecting: 60 revisions left to test after this (roughly 6 steps) [cbe232ab07ab7a1c7743c94c53d0e0d50c3d1b88] Merge tag 'for-5.19/dm-fixes-4' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit cbe232ab07ab7a1c7743c94c53d0e0d50c3d1b88 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dba140c1b8127ab8f240c5a802fb7229608a60e2190516b3cac9f200980e1d55 all runs: OK false negative chance: 0.001 # git bisect bad cbe232ab07ab7a1c7743c94c53d0e0d50c3d1b88 Bisecting: 27 revisions left to test after this (roughly 5 steps) [9d882352bac8f2ff3753d691e2dc65fcaf738729] Merge tag 'printk-for-5.19-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/printk/linux determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit 9d882352bac8f2ff3753d691e2dc65fcaf738729 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a7ca1b6b77c15e3085252a47e6273f96a5dc40a21bdba9b8b897616ad3839bd8 all runs: OK false negative chance: 0.001 # git bisect bad 9d882352bac8f2ff3753d691e2dc65fcaf738729 Bisecting: 18 revisions left to test after this (roughly 4 steps) [16e4bce6de64c8f6a0f2f221154ffa8c5fe9cdd0] Merge tag 'folio-5.19b' of git://git.infradead.org/users/willy/pagecache determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 16e4bce6de64c8f6a0f2f221154ffa8c5fe9cdd0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 76880318bcd0ede1fad16e57db1eb36c5d1e34c7c1e82402b3da70f0d0b2e8c4 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in ext4_ioctl run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit run #8: crashed: possible deadlock in dquot_commit run #9: crashed: possible deadlock in dquot_commit run #10: crashed: possible deadlock in dquot_commit run #11: crashed: possible deadlock in dquot_commit run #12: crashed: possible deadlock in dquot_commit run #13: crashed: possible deadlock in ext4_ioctl run #14: crashed: possible deadlock in dquot_commit run #15: crashed: possible deadlock in dquot_commit run #16: crashed: possible deadlock in dquot_commit run #17: crashed: possible deadlock in dquot_commit run #18: crashed: possible deadlock in dquot_commit run #19: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 16e4bce6de64c8f6a0f2f221154ffa8c5fe9cdd0 Bisecting: 9 revisions left to test after this (roughly 3 steps) [ba461afbef604f58e05676ca38c2a599f073f296] Merge tag 'random-5.19-rc4-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/crng/random determine whether the revision contains the guilty commit revision 639e4b93ab68f5f5fc4734c766124ca96c167f14 crashed and is reachable testing commit ba461afbef604f58e05676ca38c2a599f073f296 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5f433a6876bad0fad3f12efeca95ca5cc1b754a8d775a89fa791b51fead9b7c6 run #0: crashed: possible deadlock in ext4_ioctl run #1: crashed: possible deadlock in ext4_ioctl run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in ext4_ioctl run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit run #8: crashed: possible deadlock in dquot_commit run #9: crashed: possible deadlock in dquot_commit run #10: crashed: possible deadlock in dquot_commit run #11: crashed: possible deadlock in dquot_commit run #12: crashed: possible deadlock in dquot_commit run #13: crashed: possible deadlock in dquot_commit run #14: crashed: possible deadlock in dquot_commit run #15: crashed: possible deadlock in dquot_commit run #16: crashed: possible deadlock in dquot_commit run #17: crashed: possible deadlock in dquot_commit run #18: crashed: possible deadlock in dquot_commit run #19: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in ext4_ioctl, types: [LOCKDEP] # git bisect good ba461afbef604f58e05676ca38c2a599f073f296 Bisecting: 4 revisions left to test after this (roughly 2 steps) [5831788afb17b89c5b531fb60cbd798613ccbb63] Revert "printk: add kthread console printers" determine whether the revision contains the guilty commit revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable testing commit 5831788afb17b89c5b531fb60cbd798613ccbb63 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2d7ad36ba3068f29caa74cefe576829e756859d95eeba0637e8e572bb90b2dd0 all runs: OK false negative chance: 0.001 # git bisect bad 5831788afb17b89c5b531fb60cbd798613ccbb63 Bisecting: 1 revision left to test after this (roughly 1 step) [007eeab7e9f03a3108c300c03e11a6c151e430c9] Revert "printk: remove @console_locked" determine whether the revision contains the guilty commit revision af472a9efdf65cbb3398cb6478ec0e89fbc84109 crashed and is reachable testing commit 007eeab7e9f03a3108c300c03e11a6c151e430c9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a36c6320809c0cf51d0f0bbd5ef62416dd12cdd4c48b1ec64789d334990b0bd6 run #0: crashed: possible deadlock in dquot_commit run #1: crashed: possible deadlock in dquot_commit run #2: crashed: possible deadlock in dquot_commit run #3: crashed: possible deadlock in dquot_commit run #4: crashed: possible deadlock in dquot_commit run #5: crashed: possible deadlock in dquot_commit run #6: crashed: possible deadlock in dquot_commit run #7: crashed: possible deadlock in dquot_commit run #8: crashed: possible deadlock in dquot_commit run #9: crashed: possible deadlock in ext4_ioctl run #10: crashed: possible deadlock in dquot_commit run #11: crashed: possible deadlock in dquot_commit run #12: crashed: possible deadlock in dquot_commit run #13: crashed: possible deadlock in dquot_commit run #14: crashed: possible deadlock in dquot_commit run #15: crashed: possible deadlock in dquot_commit run #16: crashed: possible deadlock in dquot_commit run #17: crashed: possible deadlock in dquot_commit run #18: crashed: possible deadlock in dquot_commit run #19: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 007eeab7e9f03a3108c300c03e11a6c151e430c9 Bisecting: 0 revisions left to test after this (roughly 0 steps) [2d9ef940f89e0ab4fde7ba6f769d82f2a450c35a] Revert "printk: extend console_lock for per-console locking" determine whether the revision contains the guilty commit revision 007eeab7e9f03a3108c300c03e11a6c151e430c9 crashed and is reachable testing commit 2d9ef940f89e0ab4fde7ba6f769d82f2a450c35a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3e3424e8dd1f21250e5d1b4c9556c84e10e2fc40e5fd9e2fba62087a1030645e all runs: crashed: possible deadlock in dquot_commit representative crash: possible deadlock in dquot_commit, types: [LOCKDEP] # git bisect good 2d9ef940f89e0ab4fde7ba6f769d82f2a450c35a 5831788afb17b89c5b531fb60cbd798613ccbb63 is the first bad commit commit 5831788afb17b89c5b531fb60cbd798613ccbb63 Author: Petr Mladek Date: Thu Jun 23 16:51:56 2022 +0200 Revert "printk: add kthread console printers" This reverts commit 09c5ba0aa2fcfdadb17d045c3ee6f86d69270df7. This reverts commit b87f02307d3cfbda768520f0687c51ca77e14fc3. The testing of 5.19 release candidates revealed missing synchronization between early and regular console functionality. It would be possible to start the console kthreads later as a workaround. But it is clear that console lock serialized console drivers between each other. It opens a big area of possible problems that were not considered by people involved in the development and review. printk() is crucial for debugging kernel issues and console output is very important part of it. The number of consoles is huge and a proper review would take some time. As a result it need to be reverted for 5.19. Link: https://lore.kernel.org/r/YrBdjVwBOVgLfHyb@alley Signed-off-by: Petr Mladek Link: https://lore.kernel.org/r/20220623145157.21938-6-pmladek@suse.com include/linux/console.h | 2 - kernel/printk/printk.c | 329 ++++-------------------------------------------- 2 files changed, 22 insertions(+), 309 deletions(-) accumulated error probability: 0.00 culprit signature: 2d7ad36ba3068f29caa74cefe576829e756859d95eeba0637e8e572bb90b2dd0 parent signature: 3e3424e8dd1f21250e5d1b4c9556c84e10e2fc40e5fd9e2fba62087a1030645e reproducer is flaky (0.29 repro chance estimate) revisions tested: 28, total time: 8h48m54.592625523s (build: 1h52m55.196381699s, test: 6h44m1.034855625s) first good commit: 5831788afb17b89c5b531fb60cbd798613ccbb63 Revert "printk: add kthread console printers" recipients (to): ["pmladek@suse.com"] recipients (cc): []