ci2 starts bisection 2024-02-19 12:23:47.281087797 +0000 UTC m=+103.107454429 bisecting fixing commit since 933174ae28ba72ab8de5b35cb7c98fc211235096 building syzkaller on 0513b3e670c9ff1eb79183e59e0f7d46ea76d243 ensuring issue is reproducible on original commit 933174ae28ba72ab8de5b35cb7c98fc211235096 testing commit 933174ae28ba72ab8de5b35cb7c98fc211235096 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0ea76a185b7a7429dbabe6dcf4ac878afa04c1f9d71c57a489698b36fc58a0dd all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 933174ae28ba72ab8de5b35cb7c98fc211235096 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: aa95d3179646e14a7afa374f7bafd1b6739391679c69eeb1ef6ea52a42f2eae5 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] the bug reproduces without the instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed kconfig minimization: base=3932 full=7602 leaves diff=2006 split chunks (needed=false): <2006> split chunk #0 of len 2006 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed testing commit 933174ae28ba72ab8de5b35cb7c98fc211235096 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 606b12c4912406e801a56b2fc80e83df962a718bee4727805ed2a1e53a71aa3f all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 933174ae28ba72ab8de5b35cb7c98fc211235096 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5babedc30f8fd7259f1b7983caf18ba84a143623dcc612df9aa78b751ce8bc6c all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 933174ae28ba72ab8de5b35cb7c98fc211235096 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 93366cef292c2a46d91d85b1e92a776078fed319fefab444dc623a2ff06a428c all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, 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 933174ae28ba72ab8de5b35cb7c98fc211235096 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 316d66c7c076a7e58b48241ce81e21464ea2c65af0eb1fea05a846cb68cb1e9b all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed testing commit 933174ae28ba72ab8de5b35cb7c98fc211235096 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3f79c4eb9b4b9213dab792f3f1d1a22e39c768fedd770a310b0ddaf2dc905413 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, 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_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_POOL_STATS 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 PER_VMA_LOCK_STATS 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_INFINIBAND SECURITY_NETWORK_XFRM SECURITY_SMACK_NETFILTER 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 SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING 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_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_CONFIGFS_F_MIDI 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 [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed testing current HEAD b401b621758e46812da61fa58a67c3fd8d91de0d testing commit b401b621758e46812da61fa58a67c3fd8d91de0d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 16355b6aba32387e3183566cc9ea83ef461cf41a485c74ff97c7f0ac1e546b96 all runs: OK false negative chance: 0.000 # git bisect start b401b621758e46812da61fa58a67c3fd8d91de0d 933174ae28ba72ab8de5b35cb7c98fc211235096 Bisecting: 32305 revisions left to test after this (roughly 15 steps) [b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf] Merge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git determine whether the revision contains the guilty commit revision 933174ae28ba72ab8de5b35cb7c98fc211235096 crashed and is reachable testing commit b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 664968caf2c0d9a410649db8527cec605783b34eff3c410ff1839a7cf1e13ee5 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] # git bisect good b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf Bisecting: 16154 revisions left to test after this (roughly 14 steps) [ef858b61945a3f5fa3a158e795abf4b7c6e6739d] ASoC: Intel: Soundwire related board and match updates determine whether the revision contains the guilty commit revision 933174ae28ba72ab8de5b35cb7c98fc211235096 crashed and is reachable testing commit ef858b61945a3f5fa3a158e795abf4b7c6e6739d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8f9ee2b5b0e1fc86ab8477cbc6f5728bb2e27c75f480355cab464d49f98d3836 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] # git bisect good ef858b61945a3f5fa3a158e795abf4b7c6e6739d Bisecting: 8330 revisions left to test after this (roughly 13 steps) [ba5afb9a84df2e6b26a1b6389b98849cd16ea757] fs: rework listmount() implementation determine whether the revision contains the guilty commit revision 933174ae28ba72ab8de5b35cb7c98fc211235096 crashed and is reachable testing commit ba5afb9a84df2e6b26a1b6389b98849cd16ea757 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 597651167b37df99dab251c1817f9715ba3837ce275898c5acfa9a2f34d48271 all runs: OK false negative chance: 0.000 # git bisect bad ba5afb9a84df2e6b26a1b6389b98849cd16ea757 Bisecting: 3901 revisions left to test after this (roughly 12 steps) [587217f9706a4ff033196d819db52e32afa29654] Merge tag 'nfs-for-6.8-1' of git://git.linux-nfs.org/projects/anna/linux-nfs determine whether the revision contains the guilty commit revision 933174ae28ba72ab8de5b35cb7c98fc211235096 crashed and is reachable testing commit 587217f9706a4ff033196d819db52e32afa29654 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 42c65b287fd7bec69812183f4c9e22f8d33a92bd0dc6fc7282475557c3e05dfb all runs: OK false negative chance: 0.000 # git bisect bad 587217f9706a4ff033196d819db52e32afa29654 Bisecting: 1954 revisions left to test after this (roughly 11 steps) [ab5f3fcb7c72094684760e0cd8954d8d570b5e83] Merge tag 'arm64-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux determine whether the revision contains the guilty commit revision 933174ae28ba72ab8de5b35cb7c98fc211235096 crashed and is reachable testing commit ab5f3fcb7c72094684760e0cd8954d8d570b5e83 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 112cda12e8b6d9e0bc2fc3c5f5f314a0e7ca8fe71c6c79efe08db84070d7f730 all runs: OK false negative chance: 0.000 # git bisect bad ab5f3fcb7c72094684760e0cd8954d8d570b5e83 Bisecting: 985 revisions left to test after this (roughly 10 steps) [3b8a9b2e6809d281890dd0a1102dc14d2cd11caf] Merge tag 'trace-v6.7-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace determine whether the revision contains the guilty commit revision 933174ae28ba72ab8de5b35cb7c98fc211235096 crashed and is reachable testing commit 3b8a9b2e6809d281890dd0a1102dc14d2cd11caf gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fd3ee95bdedf15a1c0bd164e9002ec4620b91c2e3b8146087a3e75c0d6dd1c0c all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] # git bisect good 3b8a9b2e6809d281890dd0a1102dc14d2cd11caf Bisecting: 467 revisions left to test after this (roughly 9 steps) [1f874787ed9a2d78ed59cb21d0d90ac0178eceb0] Merge tag 'net-6.7-rc9' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision 3b8a9b2e6809d281890dd0a1102dc14d2cd11caf crashed and is reachable testing commit 1f874787ed9a2d78ed59cb21d0d90ac0178eceb0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 124c833727c93794b8a617883b71536edcadc999b2cb4fb15887d379337014cf all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] # git bisect good 1f874787ed9a2d78ed59cb21d0d90ac0178eceb0 Bisecting: 233 revisions left to test after this (roughly 8 steps) [fc5e5c5923407b4b312d999af27aaddbdd33c790] Merge tag 'x86_paravirt_for_v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip determine whether the revision contains the guilty commit revision b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf crashed and is reachable testing commit fc5e5c5923407b4b312d999af27aaddbdd33c790 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9b230bd13400428e73288c9dfdfd9a76dd18e7f9d9efdf797a7b64859eea906b all runs: OK false negative chance: 0.000 # git bisect bad fc5e5c5923407b4b312d999af27aaddbdd33c790 Bisecting: 107 revisions left to test after this (roughly 7 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 1f874787ed9a2d78ed59cb21d0d90ac0178eceb0 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: ada8640527ba7f6130353843c9948187b0997d11e72c82eb2393bf039507de65 all runs: OK false negative chance: 0.000 # git bisect bad 3f6984e7301f4a37285cc5962f97c83c7c3b8239 Bisecting: 65 revisions left to test after this (roughly 6 steps) [1ab33c03145d0f6c345823fc2da935d9a1a9e9fc] asm-generic: make sparse happy with odd-sized put_unaligned_*() determine whether the revision contains the guilty commit revision 1f874787ed9a2d78ed59cb21d0d90ac0178eceb0 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: 41bdf95ca22c6327ef93876169a2345e4ee972cd9825bfefe02edf65e73af4f4 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, types: [LOCKDEP] # git bisect good 1ab33c03145d0f6c345823fc2da935d9a1a9e9fc 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 b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf 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: a9e18520df9497a7240248850811ab647a692e56e3d616dd1bd6eb9616215287 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, 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 b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf 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: 9dfece5393a5353adfb3fa70574c58096e2146bf676bab4ccdc2c3475837d80e all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, 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 b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf 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: beb97a12434d2c7ea578f7f8f6feb488a27fc260e34ea4e4124b6730129ab61f 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 b6144dcdd445d1bf8b7973b73c9a2dd5b44661cf 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: b47b997f89d04cb955ac27ce32397bda1ea8d4cdfc731bcf6d9e97a6af3e12c3 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, 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 5a8e94c0158f43341334e69a74b6dfa317ba3d2e 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: 8917a1386eb36159499c8498bbeaa4ac0e6890bd6997acf70867852627f05bac all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, 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 933174ae28ba72ab8de5b35cb7c98fc211235096 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: b55ce945cdb167834781598b1764497dc7aa4c6757eba65901e6acea9daf55c2 all runs: crashed: possible deadlock in do_unlinkat representative crash: possible deadlock in do_unlinkat, 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: beb97a12434d2c7ea578f7f8f6feb488a27fc260e34ea4e4124b6730129ab61f parent signature: b55ce945cdb167834781598b1764497dc7aa4c6757eba65901e6acea9daf55c2 revisions tested: 24, total time: 5h1m18.493133966s (build: 2h12m3.581101637s, test: 2h8m6.065949813s) first good commit: 6f861765464f43a71462d52026fbddfc858239a5 fs: Block writes to mounted block devices recipients (to): ["axboe@kernel.dk" "brauner@kernel.org" "jack@suse.cz"] recipients (cc): []