ci2 starts bisection 2024-03-09 22:21:29.670964941 +0000 UTC m=+62980.674792565 bisecting fixing commit since e4cf7c25bae5c3b5089a3c23a897f450149caef2 building syzkaller on ab32d50881df9f96f2af301aadca62ad00b7e099 ensuring issue is reproducible on original commit e4cf7c25bae5c3b5089a3c23a897f450149caef2 testing commit e4cf7c25bae5c3b5089a3c23a897f450149caef2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e1fc9cdd38e6eec7aa6d4794a816d1c17df555ce3b88ed2de392561f1650a4d1 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed testing commit e4cf7c25bae5c3b5089a3c23a897f450149caef2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 86d2d80b8a3bcaaa777d3f345d8d8107400cb9edbce438604b3251537061044c all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] the bug reproduces without the instrumentation disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed kconfig minimization: base=3932 full=7553 leaves diff=2007 split chunks (needed=false): <2007> split chunk #0 of len 2007 into 5 parts testing without sub-chunk 1/5 disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit e4cf7c25bae5c3b5089a3c23a897f450149caef2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 516a725006777ba0057e0b2119a83a87aadcdade78769368b3ea4008b62e8cba all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit e4cf7c25bae5c3b5089a3c23a897f450149caef2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 22b66d66b2bd35d771a97994c24190173ebc2d7d2911ee54d17de1e0ca092e5a all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, 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 e4cf7c25bae5c3b5089a3c23a897f450149caef2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: df80bbfd476959572ddfe50c863ef051e00f9863a702c09bfb0530fc21b41f8a all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit e4cf7c25bae5c3b5089a3c23a897f450149caef2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1b6a34eaf61b8332eb54f9cfe19991b6acd382c1f4090591f717acb6963224ba 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 e4cf7c25bae5c3b5089a3c23a897f450149caef2 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 003579e76dc3d1225b30146159f3c5313a802c046452db8cf87f36aab0591958 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] the chunk can be dropped minimized to 402 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP L2TP LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 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 PAGE_IDLE_FLAG PAGE_POOL 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 PM_CLK 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 PREEMPT_NOTIFIERS 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 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_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_APPARMOR SECURITY_APPARMOR_DEBUG SECURITY_APPARMOR_DEBUG_ASSERTS SECURITY_APPARMOR_HASH SECURITY_APPARMOR_HASH_DEFAULT SECURITY_APPARMOR_INTROSPECT_POLICY SECURITY_INFINIBAND SECURITY_NETWORK_XFRM 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_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED 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_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_COMPILE_DECOMP_SINGLE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SRCU SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STAGING_MEDIA STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB 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_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_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 TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI 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 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_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_HOST USB_CHIPIDEA_PCI USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_FS USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing current HEAD 005f6f34bd47eaa61d939a2727fc648e687b84c1 testing commit 005f6f34bd47eaa61d939a2727fc648e687b84c1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 64688636ef96ca79e98293ff1b2121431ebe2015bbaf5b1cc1e676d67145674b all runs: OK false negative chance: 0.000 # git bisect start 005f6f34bd47eaa61d939a2727fc648e687b84c1 e4cf7c25bae5c3b5089a3c23a897f450149caef2 Bisecting: 48896 revisions left to test after this (roughly 16 steps) [547635c6ac47c7556d6954935b189defe90422f7] Merge tag 'for-6.6-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit 547635c6ac47c7556d6954935b189defe90422f7 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1da37c4fd4e2f33c9440bcbf969747d8ab3225f705c2fef2dadb2ec00b49d344 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good 547635c6ac47c7556d6954935b189defe90422f7 Bisecting: 24181 revisions left to test after this (roughly 15 steps) [c035f0268b87fc21f517f638b3bad26c81babc85] Merge tag 'soc-dt-6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit c035f0268b87fc21f517f638b3bad26c81babc85 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 952280dd1d4004cbef70d992856b124d3b5d7303eaefadde1f2285a4cfd94928 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good c035f0268b87fc21f517f638b3bad26c81babc85 Bisecting: 12864 revisions left to test after this (roughly 14 steps) [689237ab37c59b9909bc9371d7fece3081683fba] fbdev/intelfb: Remove driver determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit 689237ab37c59b9909bc9371d7fece3081683fba gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c6a54922af31bd90a16357b711ac24e930f226a697354ffe2a026f9e7ccbadfb all runs: OK false negative chance: 0.000 # git bisect bad 689237ab37c59b9909bc9371d7fece3081683fba Bisecting: 5660 revisions left to test after this (roughly 13 steps) [6bc986ab839c844e78a2333a02e55f02c9e57935] Merge tag 'nfs-for-6.7-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit 6bc986ab839c844e78a2333a02e55f02c9e57935 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: acdf6d3313860f1ee39e3c3ed58eeb7f39f8432c62909c811dc807e604ffca71 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good 6bc986ab839c844e78a2333a02e55f02c9e57935 Bisecting: 2831 revisions left to test after this (roughly 12 steps) [7f391b2f8edc29a63913b6a2d42ea8cbb5a36ee8] bcachefs: bch2_run_online_recovery_passes() determine whether the revision contains the guilty commit revision 547635c6ac47c7556d6954935b189defe90422f7 crashed and is reachable testing commit 7f391b2f8edc29a63913b6a2d42ea8cbb5a36ee8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 69bd864a81b3104b15044a80e297ccee77c354535a3408beb169a840f4ca82e2 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good 7f391b2f8edc29a63913b6a2d42ea8cbb5a36ee8 Bisecting: 1429 revisions left to test after this (roughly 11 steps) [da96801729b43eb6229425a23b7bdf6045685251] Merge tag 'regulator-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator determine whether the revision contains the guilty commit revision 6bc986ab839c844e78a2333a02e55f02c9e57935 crashed and is reachable testing commit da96801729b43eb6229425a23b7bdf6045685251 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 424e78691f69efbc1afc086432be186af35609c1d9c48306f5422334aa6afdb0 all runs: OK false negative chance: 0.000 # git bisect bad da96801729b43eb6229425a23b7bdf6045685251 Bisecting: 691 revisions left to test after this (roughly 10 steps) [bfe8eb3b85c571f7e94e1039f59b462505b8e0fc] Merge tag 'sched-core-2024-01-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision 6bc986ab839c844e78a2333a02e55f02c9e57935 crashed and is reachable testing commit bfe8eb3b85c571f7e94e1039f59b462505b8e0fc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d0a125824e5829ee4d47369346f8ef1e5845bbff7220f1573bac748ac3146fe3 all runs: OK false negative chance: 0.000 # git bisect bad bfe8eb3b85c571f7e94e1039f59b462505b8e0fc Bisecting: 346 revisions left to test after this (roughly 9 steps) [bef91c28f28fe8a36b91e9a39f60054ae1874280] Merge tag 'x86_cpu_for_v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision c035f0268b87fc21f517f638b3bad26c81babc85 crashed and is reachable testing commit bef91c28f28fe8a36b91e9a39f60054ae1874280 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 266b02b79b8544e64d4dc5cb9fd703f8b328587a8c497110d8d956f6ab549fc8 all runs: OK false negative chance: 0.000 # git bisect bad bef91c28f28fe8a36b91e9a39f60054ae1874280 Bisecting: 193 revisions left to test after this (roughly 8 steps) [1ab33c03145d0f6c345823fc2da935d9a1a9e9fc] asm-generic: make sparse happy with odd-sized put_unaligned_*() determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit 1ab33c03145d0f6c345823fc2da935d9a1a9e9fc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e66140dad5aa07ff355e352a3260833e938d4a334875c2c7eb7e2b12ea5b7837 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good 1ab33c03145d0f6c345823fc2da935d9a1a9e9fc Bisecting: 84 revisions left to test after this (roughly 7 steps) [bb93c5ed457fe76597c14717eb994fc5aef22716] Merge tag 'vfs-6.8.rw' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit bb93c5ed457fe76597c14717eb994fc5aef22716 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 56fd8cc71bdfc6ba982246212112355e4327fe3273655062488abe43cb9de6d8 all runs: OK false negative chance: 0.000 # git bisect bad bb93c5ed457fe76597c14717eb994fc5aef22716 Bisecting: 42 revisions left to test after this (roughly 6 steps) [3f6984e7301f4a37285cc5962f97c83c7c3b8239] Merge tag 'vfs-6.8.super' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs determine whether the revision contains the guilty commit revision 1ab33c03145d0f6c345823fc2da935d9a1a9e9fc crashed and is reachable testing commit 3f6984e7301f4a37285cc5962f97c83c7c3b8239 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e4b67170b3e35ce990cb2ffc1170d71dacac51a4b287830c9eb0f05bbd280084 all runs: OK false negative chance: 0.000 # git bisect bad 3f6984e7301f4a37285cc5962f97c83c7c3b8239 Bisecting: 29 revisions left to test after this (roughly 5 steps) [2137e1564267001b25143d21bc619189c1f74bc6] Merge branch 'vfs.file' determine whether the revision contains the guilty commit revision 547635c6ac47c7556d6954935b189defe90422f7 crashed and is reachable testing commit 2137e1564267001b25143d21bc619189c1f74bc6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: baccd3251880851496647c49c0d8e6d6e9d6945f953f7b033814f8cf24ca2a6f all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good 2137e1564267001b25143d21bc619189c1f74bc6 Bisecting: 14 revisions left to test after this (roughly 4 steps) [5a8e94c0158f43341334e69a74b6dfa317ba3d2e] nilfs2: simplify device handling determine whether the revision contains the guilty commit revision c035f0268b87fc21f517f638b3bad26c81babc85 crashed and is reachable testing commit 5a8e94c0158f43341334e69a74b6dfa317ba3d2e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7c0569104cf9c1b337748a65673d9346808ddefd6636982ba7955f3be0af073b all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good 5a8e94c0158f43341334e69a74b6dfa317ba3d2e Bisecting: 7 revisions left to test after this (roughly 3 steps) [6f861765464f43a71462d52026fbddfc858239a5] fs: Block writes to mounted block devices determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit 6f861765464f43a71462d52026fbddfc858239a5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c627262120f5f1c4e3819a2e8ee4b5b52f5a07c119ea17e3013c4e0631b63d84 all runs: OK false negative chance: 0.000 # git bisect bad 6f861765464f43a71462d52026fbddfc858239a5 Bisecting: 3 revisions left to test after this (roughly 2 steps) [1bfdc94b28cf1c89b5b3fb062b1defe51fdba163] bcachefs: Convert to bdev_open_by_path() determine whether the revision contains the guilty commit revision c035f0268b87fc21f517f638b3bad26c81babc85 crashed and is reachable testing commit 1bfdc94b28cf1c89b5b3fb062b1defe51fdba163 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 19fcafd653e69762689adc2408a56f5caa899927d42f3b1c9ced21906fa6f5b2 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good 1bfdc94b28cf1c89b5b3fb062b1defe51fdba163 Bisecting: 1 revision left to test after this (roughly 1 step) [ed5cc702d311c14b653323d76062b0294effa66e] block: Add config option to not allow writing to mounted devices determine whether the revision contains the guilty commit revision e4cf7c25bae5c3b5089a3c23a897f450149caef2 crashed and is reachable testing commit ed5cc702d311c14b653323d76062b0294effa66e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9058b8acfac14f78742497f42e02d30b92aba811f8004d4186e6f32f70534b59 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good ed5cc702d311c14b653323d76062b0294effa66e Bisecting: 0 revisions left to test after this (roughly 0 steps) [ead622674df5a3ae575b964090bee65f6b7f805f] btrfs: Do not restrict writes to btrfs devices determine whether the revision contains the guilty commit revision 547635c6ac47c7556d6954935b189defe90422f7 crashed and is reachable testing commit ead622674df5a3ae575b964090bee65f6b7f805f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 907dc2b9e91ca96e0aeb29556b69f9a8aeefbcea5a6cf0aa2c571ee9f3c326f8 all runs: crashed: possible deadlock in map_mft_record representative crash: possible deadlock in map_mft_record, types: [LOCKDEP] # git bisect good ead622674df5a3ae575b964090bee65f6b7f805f 6f861765464f43a71462d52026fbddfc858239a5 is the first bad commit commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara Date: Wed Nov 1 18:43:10 2023 +0100 fs: Block writes to mounted block devices Ask block layer to block writes to block devices mounted by filesystems. Signed-off-by: Jan Kara Link: https://lore.kernel.org/r/20231101174325.10596-5-jack@suse.cz Reviewed-by: Christian Brauner Reviewed-by: Jens Axboe Signed-off-by: Christian Brauner include/linux/blkdev.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) accumulated error probability: 0.00 culprit signature: c627262120f5f1c4e3819a2e8ee4b5b52f5a07c119ea17e3013c4e0631b63d84 parent signature: 907dc2b9e91ca96e0aeb29556b69f9a8aeefbcea5a6cf0aa2c571ee9f3c326f8 revisions tested: 25, total time: 3h42m33.642069139s (build: 1h27m50.632619669s, test: 2h5m3.942314394s) first good commit: 6f861765464f43a71462d52026fbddfc858239a5 fs: Block writes to mounted block devices recipients (to): ["axboe@kernel.dk" "brauner@kernel.org" "jack@suse.cz"] recipients (cc): []