ci starts bisection 2023-07-30 07:01:40.35551243 +0000 UTC m=+235140.409062114 bisecting fixing commit since 8395ae05cb5a2e31d36106e8c85efa11cda849be building syzkaller on 9da18ae8fa827d046ef8da48cc23c97418553c23 ensuring issue is reproducible on original commit 8395ae05cb5a2e31d36106e8c85efa11cda849be testing commit 8395ae05cb5a2e31d36106e8c85efa11cda849be gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 024fdf675ee9db5d2853586bf62a43d91841b39536abd82c44d229a65cf5db3a run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: BUG: unable to handle kernel paging request in take_dentry_name_snapshot run #3: crashed: BUG: unable to handle kernel paging request in take_dentry_name_snapshot run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: INFO: rcu detected stall in corrupted run #10: crashed: INFO: rcu detected stall in corrupted run #11: crashed: INFO: rcu detected stall in corrupted run #12: crashed: INFO: rcu detected stall in corrupted run #13: crashed: INFO: rcu detected stall in corrupted run #14: crashed: INFO: rcu detected stall in corrupted run #15: crashed: INFO: rcu detected stall in corrupted run #16: crashed: BUG: unable to handle kernel paging request in take_dentry_name_snapshot run #17: crashed: BUG: unable to handle kernel paging request in take_dentry_name_snapshot run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: crashed: INFO: task hung in queue_log_writer run #26: crashed: INFO: task hung in queue_log_writer run #27: crashed: INFO: task hung in queue_log_writer run #28: crashed: INFO: task hung in queue_log_writer run #29: crashed: INFO: task hung in queue_log_writer run #30: crashed: BUG: unable to handle kernel paging request in take_dentry_name_snapshot run #31: crashed: BUG: unable to handle kernel paging request in take_dentry_name_snapshot run #32: crashed: INFO: task hung in queue_log_writer run #33: crashed: INFO: task hung in queue_log_writer run #34: crashed: INFO: task hung in queue_log_writer run #35: crashed: INFO: task hung in queue_log_writer run #36: crashed: INFO: task hung in queue_log_writer run #37: crashed: INFO: task hung in queue_log_writer run #38: crashed: INFO: task hung in queue_log_writer run #39: crashed: INFO: task hung in queue_log_writer representative crash: INFO: rcu detected stall in corrupted, types: [HANG] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed testing commit 8395ae05cb5a2e31d36106e8c85efa11cda849be gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9b300cebd0b038f914adef8a999d08a906a45ad855758d0c26fb925c71b5f12f run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: rcu detected stall in corrupted run #19: crashed: INFO: rcu detected stall in corrupted representative crash: INFO: rcu detected stall in corrupted, types: [HANG] the bug reproduces without the instrumentation disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=3883 full=7551 leaves diff=1999 split chunks (needed=false): <1999> split chunk #0 of len 1999 into 5 parts testing without sub-chunk 1/5 disabling configs for [ATOMIC_SLEEP LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing commit 8395ae05cb5a2e31d36106e8c85efa11cda849be gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9cf387a3a0e11920bca2a8ed35422d504150d364c7b25dbd08263dd7b10ad658 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: OK run #15: OK run #16: OK representative crash: INFO: rcu detected stall in corrupted, types: [HANG] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 8395ae05cb5a2e31d36106e8c85efa11cda849be gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4c5d4662a9e2c96cf1fda348e02f7c092c2a0046f6a91641a163c7e590508a74 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: OK run #17: OK representative crash: INFO: rcu detected stall in corrupted, types: [HANG] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed testing commit 8395ae05cb5a2e31d36106e8c85efa11cda849be gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0f2bed283dc6e69f385a651365e71fe61738f12c8d893990d2b5a84d3908efcb run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN], they are not needed testing commit 8395ae05cb5a2e31d36106e8c85efa11cda849be gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a964d7fec3a63b539afee55ac2116b77faf0fa9625758bbae1f47f9eed285d62 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN], they are not needed testing commit 8395ae05cb5a2e31d36106e8c85efa11cda849be gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2e1c77dc9fecdadccfa34667f285a6be94543aefa2ff57f09332ad24c6d5e135 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: crashed: INFO: task hung in queue_log_writer run #26: OK run #27: OK run #28: OK run #29: OK run #30: OK run #31: OK run #32: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] the chunk can be dropped minimized to 400 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CC_HAS_UBSAN_BOUNDS 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_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 PADATA 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_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 UBSAN_ONLY_BOUNDS 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 [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing current HEAD d31e3792919e5c97d572c8a27a5a7c1eb9de5aca testing commit d31e3792919e5c97d572c8a27a5a7c1eb9de5aca gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9f2293b4b1b785dec694529d994fb9b2a91df973fdbb12f92e4b910b27220c50 all runs: OK false negative chance: 0.000 # git bisect start d31e3792919e5c97d572c8a27a5a7c1eb9de5aca 8395ae05cb5a2e31d36106e8c85efa11cda849be Bisecting: 23844 revisions left to test after this (roughly 15 steps) [b68ee1c6131c540a62ecd443be89c406401df091] Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi testing commit b68ee1c6131c540a62ecd443be89c406401df091 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: bab7b1d131924af02f7dd87a0681d9556ee5e077f0c728342e8b7ead2ac9b35f run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: OK run #25: OK run #26: OK run #27: OK run #28: OK run #29: OK run #30: OK run #31: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good b68ee1c6131c540a62ecd443be89c406401df091 Bisecting: 11919 revisions left to test after this (roughly 14 steps) [6f612579be9d0ff527ca2e517e10bfaf08cc1860] Merge tag 'objtool-core-2023-06-27' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip testing commit 6f612579be9d0ff527ca2e517e10bfaf08cc1860 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fd5eca2146fa9a7be05d4910b740c3bf0404a31ed3793a1b03b685e8941338b6 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: crashed: INFO: task hung in queue_log_writer run #26: crashed: INFO: task hung in queue_log_writer run #27: crashed: INFO: task hung in queue_log_writer run #28: OK run #29: OK run #30: OK run #31: OK run #32: OK run #33: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good 6f612579be9d0ff527ca2e517e10bfaf08cc1860 Bisecting: 6164 revisions left to test after this (roughly 13 steps) [b775d6c5859affe00527cbe74263de05cfe6b9f9] Merge tag 'mips_6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux testing commit b775d6c5859affe00527cbe74263de05cfe6b9f9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e8787e0fa4a881e4931710975dec3060eddc712fefd7ef315a1eb0c7137d59f7 all runs: OK false negative chance: 0.000 # git bisect bad b775d6c5859affe00527cbe74263de05cfe6b9f9 Bisecting: 2829 revisions left to test after this (roughly 12 steps) [ff7ddcf0db48a7d9ae536eb0875428117be1d1f1] Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux testing commit ff7ddcf0db48a7d9ae536eb0875428117be1d1f1 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1aa14baf52352c2a00f717844abe9fc90d18b90817506170187e4a3dd5fa3756 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: OK run #25: crashed: INFO: task hung in queue_log_writer run #26: crashed: INFO: task hung in queue_log_writer run #27: OK run #28: OK run #29: OK run #30: OK run #31: OK run #32: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good ff7ddcf0db48a7d9ae536eb0875428117be1d1f1 Bisecting: 1306 revisions left to test after this (roughly 11 steps) [901bdf5ea1a836400ee69aa32b04e9c209271ec7] Merge tag 'amd-drm-next-6.5-2023-06-09' of https://gitlab.freedesktop.org/agd5f/linux into drm-next testing commit 901bdf5ea1a836400ee69aa32b04e9c209271ec7 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6c67d735e724c9d93f981127b2351bbbb05bab261ab83bccbd626c6406595c1b run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: crashed: INFO: task hung in queue_log_writer run #26: OK run #27: OK run #28: OK run #29: OK run #30: OK run #31: OK run #32: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good 901bdf5ea1a836400ee69aa32b04e9c209271ec7 Bisecting: 692 revisions left to test after this (roughly 9 steps) [d6048fdc870240e5020343f8af0c825829c232bd] Merge tag 'asoc-v6.5' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus testing commit d6048fdc870240e5020343f8af0c825829c232bd gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 913009967c3d788f42e06c472dd09688525686e0d68e0f28081203c0f2192d63 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: OK run #19: OK run #20: OK run #21: OK run #22: OK run #23: OK run #24: OK run #25: OK run #26: OK run #27: OK run #28: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good d6048fdc870240e5020343f8af0c825829c232bd Bisecting: 395 revisions left to test after this (roughly 9 steps) [5ff2977b19769fd24b0cfbe7cbe4d5114b6106af] Merge tag 'drm-intel-next-fixes-2023-06-21' of git://anongit.freedesktop.org/drm/drm-intel into drm-next testing commit 5ff2977b19769fd24b0cfbe7cbe4d5114b6106af gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 79819fd07b42b064d2c3e3c702122a7a2743c41d61863b747514d8a596a00359 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: crashed: INFO: task hung in queue_log_writer run #26: crashed: INFO: task hung in queue_log_writer run #27: crashed: INFO: task hung in queue_log_writer run #28: OK run #29: OK run #30: OK run #31: OK run #32: OK run #33: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good 5ff2977b19769fd24b0cfbe7cbe4d5114b6106af Bisecting: 208 revisions left to test after this (roughly 8 steps) [b9d02c224d00a412d9c7fb1f92c358604038a783] Merge tag 'jfs-6.5' of github.com:kleikamp/linux-shaggy testing commit b9d02c224d00a412d9c7fb1f92c358604038a783 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ee3bee925dffac11f663208221fc1f2fae565ac85eaf5813c94ba4283948297a all runs: OK false negative chance: 0.000 # git bisect bad b9d02c224d00a412d9c7fb1f92c358604038a783 Bisecting: 77 revisions left to test after this (roughly 7 steps) [0e382fa72bbf0610be40af9af9b03b0cd149df82] Merge tag 'for-linus-2023062701' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid testing commit 0e382fa72bbf0610be40af9af9b03b0cd149df82 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a164a5e75c8ee42f0636a0bf2a72ccb1bdee7f84726b80845b63377a2db908f3 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: OK run #21: OK run #22: OK run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: OK run #26: OK run #27: OK run #28: OK run #29: OK run #30: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good 0e382fa72bbf0610be40af9af9b03b0cd149df82 Bisecting: 38 revisions left to test after this (roughly 5 steps) [60b7ae370797692dc747c3b88a7f2c737e39f864] MAINTAINERS: Adjust Qualcomm driver globbing testing commit 60b7ae370797692dc747c3b88a7f2c737e39f864 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 174af62759d13ebd9fb2b22bc0c9f28deafb25970baa1037957fee0ec78d2e81 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: crashed: INFO: task hung in queue_log_writer run #26: crashed: INFO: task hung in queue_log_writer run #27: crashed: INFO: task hung in queue_log_writer run #28: crashed: INFO: task hung in queue_log_writer run #29: crashed: INFO: task hung in queue_log_writer run #30: crashed: INFO: task hung in queue_log_writer run #31: crashed: INFO: task hung in queue_log_writer run #32: crashed: INFO: task hung in queue_log_writer run #33: crashed: INFO: task hung in queue_log_writer run #34: OK run #35: OK run #36: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good 60b7ae370797692dc747c3b88a7f2c737e39f864 Bisecting: 19 revisions left to test after this (roughly 4 steps) [367d002d6cd21b8f0afe710cd9276fffe7b56d69] ovl: clarify ovl_get_root() semantics testing commit 367d002d6cd21b8f0afe710cd9276fffe7b56d69 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 29f1196905e403deb824bb39a6a75e6fa4ba6cb1bd2d88aaea33c1894443a113 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: OK run #23: OK run #24: OK run #25: OK run #26: OK run #27: OK run #28: OK run #29: OK run #30: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good 367d002d6cd21b8f0afe710cd9276fffe7b56d69 Bisecting: 12 revisions left to test after this (roughly 3 steps) [62149a745eee03194f025021640c80b84353089b] ovl: add Amir as co-maintainer testing commit 62149a745eee03194f025021640c80b84353089b gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b45c6378d77fb7604c752c146719423924dcfb5756f409acf86f730e8c720f0e all runs: OK false negative chance: 0.000 # git bisect bad 62149a745eee03194f025021640c80b84353089b Bisecting: 3 revisions left to test after this (roughly 2 steps) [ac519625edf2004fd34f6deec3110b154f621780] ovl: factor out ovl_parse_options() helper testing commit ac519625edf2004fd34f6deec3110b154f621780 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0ce3e8c3044f6c82f9d196c9ac3e6dc19638f2bc917cac54575ca0813231f681 run #0: crashed: INFO: task hung in queue_log_writer run #1: crashed: INFO: task hung in queue_log_writer run #2: crashed: INFO: task hung in queue_log_writer run #3: crashed: INFO: task hung in queue_log_writer run #4: crashed: INFO: task hung in queue_log_writer run #5: crashed: INFO: task hung in queue_log_writer run #6: crashed: INFO: task hung in queue_log_writer run #7: crashed: INFO: task hung in queue_log_writer run #8: crashed: INFO: task hung in queue_log_writer run #9: crashed: INFO: task hung in queue_log_writer run #10: crashed: INFO: task hung in queue_log_writer run #11: crashed: INFO: task hung in queue_log_writer run #12: crashed: INFO: task hung in queue_log_writer run #13: crashed: INFO: task hung in queue_log_writer run #14: crashed: INFO: task hung in queue_log_writer run #15: crashed: INFO: task hung in queue_log_writer run #16: crashed: INFO: task hung in queue_log_writer run #17: crashed: INFO: task hung in queue_log_writer run #18: crashed: INFO: task hung in queue_log_writer run #19: crashed: INFO: task hung in queue_log_writer run #20: crashed: INFO: task hung in queue_log_writer run #21: crashed: INFO: task hung in queue_log_writer run #22: crashed: INFO: task hung in queue_log_writer run #23: crashed: INFO: task hung in queue_log_writer run #24: crashed: INFO: task hung in queue_log_writer run #25: crashed: INFO: task hung in queue_log_writer run #26: crashed: INFO: task hung in queue_log_writer run #27: crashed: INFO: task hung in queue_log_writer run #28: OK run #29: OK run #30: OK run #31: OK run #32: OK run #33: OK representative crash: INFO: task hung in queue_log_writer, types: [HANG] # git bisect good ac519625edf2004fd34f6deec3110b154f621780 Bisecting: 1 revision left to test after this (roughly 1 step) [b36a5780cb44a16d4384639740d87e08d4cee627] ovl: modify layer parameter parsing testing commit b36a5780cb44a16d4384639740d87e08d4cee627 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1c46f64dc9313e33c602df21eed81914f3e3dd11faa5990a0571bd14b337e633 all runs: OK false negative chance: 0.000 # git bisect bad b36a5780cb44a16d4384639740d87e08d4cee627 Bisecting: 0 revisions left to test after this (roughly 0 steps) [1784fbc2ed9c888ea4e895f30a53207ed7ee8208] ovl: port to new mount api testing commit 1784fbc2ed9c888ea4e895f30a53207ed7ee8208 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 73b154fa37ce4ee754782e6245e99cde466825aed37fd73c0927c49a50a1e75c all runs: OK false negative chance: 0.000 # git bisect bad 1784fbc2ed9c888ea4e895f30a53207ed7ee8208 1784fbc2ed9c888ea4e895f30a53207ed7ee8208 is the first bad commit commit 1784fbc2ed9c888ea4e895f30a53207ed7ee8208 Author: Christian Brauner Date: Fri Jun 16 15:53:58 2023 +0300 ovl: port to new mount api We recently ported util-linux to the new mount api. Now the mount(8) tool will by default use the new mount api. While trying hard to fall back to the old mount api gracefully there are still cases where we run into issues that are difficult to handle nicely. Now with mount(8) and libmount supporting the new mount api I expect an increase in the number of bug reports and issues we're going to see with filesystems that don't yet support the new mount api. So it's time we rectify this. When ovl_fill_super() fails before setting sb->s_root, we need to cleanup sb->s_fs_info. The logic is a bit convoluted but tl;dr: If sget_fc() has succeeded fc->s_fs_info will have been transferred to sb->s_fs_info. So by the time ->fill_super()/ovl_fill_super() is called fc->s_fs_info is NULL consequently fs_context->free() won't call ovl_free_fs(). If we fail before sb->s_root() is set then ->put_super() won't be called which would call ovl_free_fs(). IOW, if we fail in ->fill_super() before sb->s_root we have to clean it up. Signed-off-by: Christian Brauner Signed-off-by: Amir Goldstein fs/overlayfs/super.c | 398 +++++++++++++++++++++++++-------------------------- 1 file changed, 193 insertions(+), 205 deletions(-) accumulated error probability: 0.00 culprit signature: 73b154fa37ce4ee754782e6245e99cde466825aed37fd73c0927c49a50a1e75c parent signature: 0ce3e8c3044f6c82f9d196c9ac3e6dc19638f2bc917cac54575ca0813231f681 reproducer is flaky (0.54 repro chance estimate) revisions tested: 23, total time: 7h31m46.96145035s (build: 3h26m51.056661905s, test: 3h51m55.998107848s) first good commit: 1784fbc2ed9c888ea4e895f30a53207ed7ee8208 ovl: port to new mount api recipients (to): ["amir73il@gmail.com" "brauner@kernel.org"] recipients (cc): []