ci2 starts bisection 2026-09-26 10:20:58.079927584 +0000 UTC m=+28259.403240053
bisecting cause commit starting from aa98230e410f0ed212b6788c46b1e4d49e0ff7ca
building syzkaller on f281d9d2a0a73c5fd2e5433a7fe82d32390a12d4
ensuring issue is reproducible on original commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca

testing commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 6255b67758df234b672666ac5a36c5fcf615a3996449d34a02bdde5a8116780c
all runs: crashed: KASAN: slab-use-after-free Write in xlog_cil_push_work
representative crash: KASAN: slab-use-after-free Write in xlog_cil_push_work, types: [KASAN-USE-AFTER-FREE-WRITE]
check whether we can drop unnecessary instrumentation
disabling configs for [memleak ubsan bug_or_warning locking atomic_sleep hang], they are not needed
testing commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: f25504614dd4f8ff2247134290a212b4c6b82a36bf838c1b4d2e474746965171
all runs: OK
false negative chance: 0.000
kconfig minimization: base=4167 full=8448 leaves diff=2105
split chunks (needed=false): <2105>
split chunk #0 of len 2105 into 5 parts
testing without sub-chunk 1/5
testing commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 964e3857391368f5f7d16078da28b85e7962dc2214d921f647c7f0cdbc3b53ae
all runs: crashed: KASAN: slab-use-after-free Write in xlog_cil_push_work
representative crash: KASAN: slab-use-after-free Write in xlog_cil_push_work, types: [KASAN-USE-AFTER-FREE-WRITE]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 43966d606029946ad76a7b8ad937fa113e9c87df870d464c8a217c395e803d79
all runs: crashed: KASAN: slab-use-after-free Write in xlog_cil_push_work
representative crash: KASAN: slab-use-after-free Write in xlog_cil_push_work, types: [KASAN-USE-AFTER-FREE-WRITE]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 9bbbb8d274c243d6f03559d460c66033b6d0636b918f45e5e31e11724cecc259
all runs: crashed: KASAN: slab-use-after-free Write in xlog_cil_push_work
representative crash: KASAN: slab-use-after-free Write in xlog_cil_push_work, types: [KASAN-USE-AFTER-FREE-WRITE]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 3e4bb91cd5a5f3737eaac09bf4c7eb14cc1fc0705cf8f8736a06543d282ad682
run #0: crashed: KASAN: slab-use-after-free Write in xlog_cil_push_work
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
representative crash: KASAN: slab-use-after-free Write in xlog_cil_push_work, types: [KASAN-USE-AFTER-FREE-WRITE]
unable to determine the verdict: 9 good runs (wanted 5), for bad wanted 5 in total, got 10
testing without sub-chunk 5/5
testing commit aa98230e410f0ed212b6788c46b1e4d49e0ff7ca gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 4ec5bd70940b9f5d946206dcf54eaa789fc7154d210a0bb92d7be9cab408ee0e
all runs: OK
false negative chance: 0.000
minimized to 842 configs; suspects: [AF_RXRPC ATM BCMA BLK_DEV_ZONED BPF_SYSCALL BT BT_BREDR BT_HIDP BXT_WC_PMIC_OPREGION CARDBUS CFG80211 CFG80211_WEXT COMMON_CLK CONTIG_ALLOC DIBS DLM DMABUF_HEAPS DRM DVB_CORE ENCRYPTED_KEYS EXTCON GPIOLIB GUEST_PERF_EVENTS HAVE_ARCH_USERFAULTFD_WP HAVE_CLK HID_NVIDIA_SHIELD HID_PLAYSTATION HID_SENSOR_HUB HID_SMARTJOYPLUS HID_STEAM HID_THRUSTMASTER HID_ZEROPLUS I2C_MUX IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN INTEL_SCU_IPC INTEL_SOC_PMIC_BXTWC IOMMUFD IP_SCTP KVM KVM_INTEL L2TP LEDS_CLASS_MULTICOLOR LIBNVDIMM MAC80211 MEDIA_ANALOG_TV_SUPPORT MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_COMMON_OPTIONS MEDIA_CONTROLLER MEDIA_DIGITAL_TV_SUPPORT MEDIA_PLATFORM_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_INTEL_PMC_BXT MFD_MT6360 MFD_MT6370 MFD_RETU MFD_VIPERBOARD MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE_DEMUX 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 NLS_UCS2_UTILS NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NULL_TTY NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVIDIA_SHIELD_FF 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 OPTEE_STATIC_PROTMEM_POOL ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_DEBUG OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PAGE_IDLE_FLAG PAGE_REPORTING PAHOLE_HAS_BTF_TAG PAHOLE_HAS_LANG_EXCLUDE PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERF_GUEST_MEDIATED_PMU PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_GOOGLE_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PLAYSTATION_FF PLFXLC PMIC_OPREGION PM_CLK POSIX_AUX_CLOCKS PPP PPPOATM PPPOE PPPOE_HASH_BITS_1 PPPOL2TP PPPOX PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PREEMPT_RT PROC_CHILDREN PSAMPLE PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI470X RADIO_SI4713 RADIO_TEA575X RAID6_PQ RAID6_PQ_ARCH RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RC_XBOX_DVD RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGMAP_SPI REGULATOR REGULATOR_FIXED_VOLTAGE REGULATOR_TWL4030 RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 RMI4_F3A ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD RSEQ_SLICE_EXTENSION RTC_DRV_HID_SENSOR_TIME RUSTC_HAS_APXF 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_DEFAULT_COOKIE_HMAC_SHA256 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_LANDLOCK_LOG SECURITY_NETWORK_XFRM SECURITY_SMACK_NETFILTER SENSORS_AQUACOMPUTER_D5NEXT SENSORS_CORSAIR_CPRO SENSORS_CORSAIR_PSU SENSORS_GIGABYTE_WATERFORCE SENSORS_NZXT_KRAKEN2 SENSORS_NZXT_SMART2 SENSORS_POWERZ SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SKB_DECRYPTED SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBDIRECT SMBFS SMB_SERVER 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_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY 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_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP 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_SOC SND_SOC_I2C_AND_SPI SND_SOC_SDCA_OPTIONAL SND_TIMER SND_UMP SND_UMP_LEGACY_RAWMIDI SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_MIDI_V2 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 SOUNDWIRE SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_LJCA SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_MULTI SQUASHFS_DECOMP_MULTI 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 STEAM_FF STP STREAM_PARSER SUN_PARTITION SURFACE_AGGREGATOR SURFACE_AGGREGATOR_BUS SURFACE_AGGREGATOR_REGISTRY SURFACE_HID SURFACE_HID_CORE SURFACE_KBD SW_SYNC SYSFB SYSFS_SYSCALL SYSV68_PARTITION TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TAP TARGET_CORE 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 TEE TEE_DMABUF_HEAPS TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TMPFS_QUOTA TOOLS_SUPPORT_RELR 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 TTPCI_EEPROM TTY_PRINTK TUN TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_ANX7411 TYPEC_DP_ALTMODE TYPEC_FUSB302 TYPEC_HD3SS3220 TYPEC_MT6360 TYPEC_MUX_FSA4480 TYPEC_MUX_GPIO_SBU TYPEC_MUX_INTEL_PMC TYPEC_MUX_NB7VPQ904M TYPEC_MUX_PTN36502 TYPEC_MUX_WCD939X_USBSS TYPEC_NVIDIA_ALTMODE TYPEC_RT1711H TYPEC_RT1719 TYPEC_STUSB160X TYPEC_TCPCI TYPEC_TCPCI_MAXIM TYPEC_TCPCI_MT6370 TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI TYPEC_WCOVE TYPEC_WUSB3801 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 UCSI_STM32G0 UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_CONFIGFS USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AMD5536UDC USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_ATM USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CDNS2_UDC USB_CDNS3 USB_CDNS3_GADGET USB_CDNS3_HOST USB_CDNS3_PCI_WRAP USB_CDNSP_PCI USB_CDNS_SUPPORT USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_GENERIC USB_CHIPIDEA_HOST USB_CHIPIDEA_MSM USB_CHIPIDEA_NPCM 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_CONFIGFS_F_MIDI2 USB_CONFIGFS_F_PRINTER USB_CONFIGFS_F_TCM USB_CONFIGFS_F_UAC1 USB_CONFIGFS_F_UAC1_LEGACY USB_CONFIGFS_F_UAC2 USB_CONFIGFS_F_UVC USB_CONFIGFS_MASS_STORAGE USB_CONFIGFS_NCM USB_CONFIGFS_OBEX USB_CONFIGFS_PHONET USB_CONFIGFS_RNDIS USB_CONFIGFS_SERIAL USB_CONN_GPIO USB_CXACRU USB_CYPRESS_CY7C63 USB_CYTHERM USB_DSBR USB_DUMMY_HCD USB_DWC2 USB_DWC2_HOST USB_DWC2_PCI USB_DWC3 USB_DWC3_GADGET USB_DWC3_GENERIC_PLAT USB_DWC3_HAPS USB_DWC3_OF_SIMPLE USB_DWC3_PCI USB_DWC3_ULPI USB_DYNAMIC_MINORS USB_EG20T USB_EHCI_FSL USB_EHCI_HCD_PLATFORM USB_EHCI_ROOT_HUB_TT USB_EHSET_TEST_FIXTURE USB_EMI26 USB_EMI62 USB_EPSON2888 USB_EZUSB_FX2 USB_FEW_INIT_RETRIES USB_F_ACM USB_F_ECM USB_F_EEM USB_F_FS USB_F_HID USB_F_MASS_STORAGE USB_F_MIDI USB_F_MIDI2 USB_F_NCM USB_F_OBEX USB_F_PHONET USB_F_PRINTER USB_F_RNDIS USB_F_SERIAL USB_F_SS_LB USB_F_SUBSET USB_F_TCM USB_F_UAC1 USB_F_UAC1_LEGACY USB_F_UAC2 USB_F_UVC USB_GADGET USB_GADGETFS USB_GADGET_DEBUG_FILES USB_GADGET_DEBUG_FS USB_GL860 USB_GOKU USB_GR_UDC USB_GSPCA USB_GSPCA_BENQ USB_GSPCA_CONEX USB_GSPCA_CPIA1 USB_GSPCA_DTCS033 USB_GSPCA_ETOMS USB_GSPCA_FINEPIX USB_GSPCA_JEILINJ USB_GSPCA_JL2005BCD USB_GSPCA_KINECT USB_GSPCA_KONICA USB_GSPCA_MARS USB_GSPCA_MR97310A USB_GSPCA_NW80X USB_GSPCA_OV519 USB_GSPCA_OV534 USB_GSPCA_OV534_9 USB_GSPCA_PAC207 USB_GSPCA_PAC7302 USB_GSPCA_PAC7311 USB_GSPCA_SE401 USB_GSPCA_SN9C2028 USB_GSPCA_SN9C20X USB_GSPCA_SONIXB USB_GSPCA_SONIXJ USB_GSPCA_SPCA1528 USB_GSPCA_SPCA500 USB_GSPCA_SPCA501 USB_GSPCA_SPCA505 USB_GSPCA_SPCA506 USB_GSPCA_SPCA508 USB_GSPCA_SPCA561 USB_GSPCA_SQ905 USB_GSPCA_SQ905C USB_GSPCA_SQ930X USB_GSPCA_STK014 USB_GSPCA_STK1135 USB_GSPCA_STV0680 USB_GSPCA_SUNPLUS USB_GSPCA_T613 USB_GSPCA_TOPRO USB_GSPCA_TOUPTEK USB_GSPCA_TV8532 USB_GSPCA_VC032X USB_GSPCA_VICAM USB_GSPCA_XIRLINK_CIT USB_GSPCA_ZC3XX USB_HACKRF USB_HCD_BCMA USB_HCD_SSB USB_HSIC_USB3503 USB_HSIC_USB4604 USB_HSO USB_HUB_USB251XB USB_IDMOUSE USB_IOWARRIOR USB_IPHETH USB_ISIGHTFW USB_ISP116X_HCD USB_ISP1301 USB_ISP1760 USB_ISP1760_DUAL_ROLE USB_ISP1760_HCD USB_ISP1761_UDC USB_KAWETH USB_KC2190 USB_KEENE USB_LAN78XX USB_LCD USB_LD USB_LEDS_TRIGGER_USBPORT USB_LED_TRIG USB_LEGOTOWER USB_LGM_PHY USB_LIBCOMPOSITE USB_LINK_LAYER_TEST USB_LJCA USB_M5602 USB_MA901 USB_MAX3420_UDC USB_MAX3421_HCD USB_MDC800 USB_MICROTEK USB_MR800 USB_MSI2500 USB_MUSB_DUAL_ROLE USB_MUSB_HDRC USB_NET2280 USB_NET_AQC111 USB_NET_AX88179_178A USB_NET_AX8817X USB_NET_CDCETHER USB_NET_CDC_EEM USB_NET_CDC_MBIM USB_NET_CDC_NCM USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_CH9200 USB_NET_CX82310_ETH USB_NET_DM9601 USB_NET_GL620A USB_NET_HUAWEI_CDC_NCM USB_NET_INT51X1 USB_NET_KALMIA USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_QMI_WWAN USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_OXU210HP_HCD USB_PEGASUS USB_PULSE8_CEC USB_PWC USB_PWC_INPUT_EVDEV USB_PXA27X USB_R8A66597 USB_R8A66597_HCD USB_RAINSHADOW_CEC USB_RAREMONO USB_RAW_GADGET USB_ROLE_SWITCH USB_RTL8150 USB_RTL8152 USB_RTL8153_ECM USB_S2255 USB_SERIAL USB_SERIAL_AIRCABLE USB_SERIAL_ARK3116 USB_SERIAL_BELKIN USB_SERIAL_CH341 USB_SERIAL_CONSOLE USB_SERIAL_CP210X USB_SERIAL_CYBERJACK USB_SERIAL_CYPRESS_M8 USB_SERIAL_DEBUG USB_SERIAL_DIGI_ACCELEPORT USB_SERIAL_EDGEPORT USB_SERIAL_EDGEPORT_TI USB_SERIAL_EMPEG USB_SERIAL_F81232 USB_SERIAL_F8153X USB_SERIAL_FTDI_SIO USB_SERIAL_GARMIN USB_SERIAL_GENERIC USB_SERIAL_IPAQ USB_SERIAL_IPW USB_SERIAL_IR USB_SERIAL_IUU USB_SERIAL_KEYSPAN USB_SERIAL_KEYSPAN_PDA USB_SERIAL_KLSI USB_SERIAL_KOBIL_SCT USB_SERIAL_MCT_U232 USB_SERIAL_METRO USB_SERIAL_MOS7715_PARPORT USB_SERIAL_MOS7720 USB_SERIAL_MOS7840 USB_SERIAL_MXUPORT USB_SERIAL_NAVMAN USB_SERIAL_OMNINET USB_SERIAL_OPTICON USB_SERIAL_OPTION USB_SERIAL_OTI6858 USB_SERIAL_PL2303 USB_SERIAL_QCAUX USB_SERIAL_QT2 USB_SERIAL_QUALCOMM USB_SERIAL_SAFE USB_SERIAL_SIERRAWIRELESS USB_SERIAL_SIMPLE USB_SERIAL_SPCP8X5 USB_SERIAL_SSU100 USB_SERIAL_SYMBOL USB_SERIAL_TI USB_SERIAL_UPD78F0730 USB_SERIAL_VISOR USB_SERIAL_WHITEHEAT USB_SERIAL_WISHBONE USB_SERIAL_WWAN USB_SERIAL_XR USB_SERIAL_XSENS_MT USB_SEVSEG USB_SI470X USB_SI4713 USB_SIERRA_NET USB_SISUSBVGA USB_SL811_CS USB_SL811_HCD USB_SL811_HCD_ISO USB_SNP_CORE USB_SPEEDTOUCH USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_ENE_UB6250 USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_REALTEK USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_STV06XX USB_TEST USB_TMC USB_TRANCEVIBRATOR USB_UAS USB_UEAGLEATM USB_ULPI_BUS USB_USBNET USB_USS720 USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_VIDEO_CLASS USB_VIDEO_CLASS_INPUT_EVDEV USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XHCI_PCI_RENESAS USB_XHCI_PLATFORM USB_XUSBATM USB_YUREX USERFAULTFD USERFAULTFD_RWP USERIO USER_RETURN_NOTIFIER UVC_COMMON U_SERIAL_CONSOLE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VETH VFIO VFIO_DEVICE_CDEV VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_TASK VHOST_VDPA VHOST_VSOCK VIDEO VIDEOBUF2_CORE VIDEOBUF2_DMA_CONTIG VIDEOBUF2_DMA_SG VIDEOBUF2_MEMOPS VIDEOBUF2_V4L2 VIDEOBUF2_VMALLOC VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 VIDEO_DEV VIDEO_EM28XX VIDEO_EM28XX_ALSA VIDEO_EM28XX_DVB VIDEO_EM28XX_RC VIDEO_EM28XX_V4L2 VIDEO_GO7007 VIDEO_GO7007_LOADER VIDEO_GO7007_USB VIDEO_GO7007_USB_S2250_BOARD VIDEO_HDPVR VIDEO_MSP3400 VIDEO_PVRUSB2 VIDEO_PVRUSB2_DVB VIDEO_PVRUSB2_SYSFS VIDEO_SAA711X VIDEO_STK1160 VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2_I2C VIDEO_V4L2_SUBDEV_API VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_BALLOON VIRTIO_DMA_SHARED_BUFFER VIRTIO_MEM VIRTIO_MMIO VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_PMEM VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VIRT_XFER_TO_GUEST_WORK VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXLAN WANT_DEV_COREDUMP WEXT_CORE WEXT_PROC WIREGUARD WIRELESS WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_MORSEMICRO WLAN_VENDOR_NXP WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS X86_FRED X86_SGX X86_SGX_KVM X86_USER_SHADOW_STACK XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_IPTFS XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_BTREE_IN_MEM XFS_DRAIN_INTENTS XFS_FS XFS_LIVE_HOOKS XFS_MEMORY_BUFS XFS_ONLINE_REPAIR XFS_ONLINE_SCRUB XFS_POSIX_ACL XFS_QUOTA XFS_RT XILLYBUS_CLASS XILLYUSB XOR_BLOCKS XOR_BLOCKS_ARCH YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZRAM ZRAM_BACKEND_FORCE_LZO ZRAM_BACKEND_LZO ZRAM_DEF_COMP_LZO ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_842 ZSWAP_DEFAULT_ON ZSWAP_SHRINKER_DEFAULT_ON]
picked [v7.2 v7.1 v7.0 v6.18 v6.16 v6.14 v6.12 v6.10 v6.7 v6.4 v6.1 v5.18 v5.15 v5.12 v5.9 v5.6 v5.3 v5.0 v4.19] out of 45 release tags
testing release v7.2
testing commit 8d3ae59288f1e7d58d76558a6ee96d533bc5019f gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: b8414d3c94506839be9108f5ca39e7f8b56e38b857b4c75a17279c4c0cbd8e24
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
run #1: crashed: INFO: task hung in xfs_buf_item_unpin
run #2: crashed: INFO: task hung in xfs_buf_item_unpin
run #3: crashed: INFO: task hung in xfs_buf_item_unpin
run #4: crashed: INFO: task hung in xfs_buf_item_unpin
run #5: crashed: INFO: task hung in xfs_buf_item_unpin
run #6: crashed: INFO: task hung in xfs_buf_item_unpin
run #7: crashed: INFO: task hung in xfs_buf_item_unpin
run #8: crashed: INFO: task hung in __xfs_trans_getsb
run #9: crashed: INFO: task hung in xfs_buf_item_unpin
representative crash: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
testing release v7.1
testing commit 8cd9520d35a6c38db6567e97dd93b1f11f185dc6 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 0b1b3c05b72b5a9ad273277d7cfb10bcff3b25e5b55dc185d7ed5d739c17cf76
all runs: crashed: INFO: task hung in xfs_buf_item_unpin
representative crash: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
testing release v7.0
testing commit 028ef9c96e96197026887c0f092424679298aae8 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 135c9c152aeb5728cc7d111c26e074002fe7817e5cba9a38cdec169e3eaac1f9
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
run #1: crashed: INFO: task hung in xfs_buf_item_unpin
run #2: crashed: INFO: task hung in xfs_buf_item_unpin
run #3: crashed: INFO: task hung in xlog_force_lsn
run #4: crashed: INFO: task hung in xfs_buf_item_unpin
run #5: crashed: INFO: task hung in xfs_buf_item_unpin
run #6: crashed: INFO: task hung in xfs_buf_item_unpin
run #7: crashed: INFO: task hung in xlog_force_lsn
run #8: crashed: INFO: task hung in xlog_force_lsn
run #9: crashed: INFO: task hung in xlog_force_lsn
representative crash: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
testing release v6.18
testing commit 7d0a66e4bb9081d75c82ec4957c50034cb0ea449 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 1e720846f587bf3d35c232097d67593a5e81bc531fde82d10929154e68e25b66
run #0: crashed: INFO: task hung in xlog_force_lsn
run #1: crashed: INFO: task hung in xlog_force_lsn
run #2: crashed: INFO: task hung in xlog_force_lsn
run #3: crashed: INFO: task hung in xfs_buf_item_unpin
run #4: crashed: INFO: task hung in xlog_force_lsn
run #5: crashed: INFO: task hung in xfs_buf_item_unpin
run #6: crashed: INFO: task hung in xlog_force_lsn
run #7: crashed: INFO: task hung in xfs_buf_item_unpin
run #8: crashed: INFO: task hung in xfs_buf_item_unpin
run #9: crashed: INFO: task hung in xlog_force_lsn
representative crash: INFO: task hung in xlog_force_lsn, types: [HANG]
testing release v6.16
testing commit 038d61fd642278bab63ee8ef722c50d10ab01e8f gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 797814bc95820eba811c0b02e5e8ada2944b9a785079a8953d7cb2af3c060bdb
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
run #1: crashed: INFO: task hung in xfs_buf_item_unpin
run #2: crashed: INFO: task hung in xlog_force_lsn
run #3: crashed: INFO: task hung in xfs_buf_item_unpin
run #4: crashed: INFO: task hung in xfs_buf_item_unpin
run #5: crashed: INFO: task hung in xlog_force_lsn
run #6: crashed: INFO: task hung in xlog_force_lsn
run #7: crashed: INFO: task hung in xlog_force_lsn
run #8: crashed: INFO: task hung in xlog_force_lsn
run #9: crashed: INFO: task hung in xlog_force_lsn
representative crash: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
testing release v6.14
testing commit 38fec10eb60d687e30c8c6b5420d86e8149f7557 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: f694557b719903284591bb8c39e9a60331ba6181b21e4e33551d4226f009e94d
all runs: boot failed: UBSAN: signed-integer-overflow in corrupted
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
testing release v6.12
testing commit adc218676eef25575469234709c2d87185ca223a gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 80bc5a3a02862aa2ed5c283c8f8889d1c269a36a64f94a69b084a96177fb4337
all runs: boot failed: UBSAN: signed-integer-overflow in corrupted
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
testing release v6.10
testing commit 0c3836482481200ead7b416ca80c68a29cfdaabd gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: cdcbc3d205193b2853b04c4b8ef9c21eed07457659e9e5df3d9b499243ac050e
all runs: boot failed: UBSAN: signed-integer-overflow in __cancel_work
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
testing release v6.7
testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
failed building 0dd3ee31125508cd67f7e7172247f05b7fd1753a: drivers/nvme/target/fc.c:150:2: warning: 'counted_by' should not be applied to an array with element of unknown size because 'struct nvmet_fc_fcp_iod' is a struct type with a flexible array member. This will be an error in a future compiler version [-Wbounds-safety-counted-by-elt-type-unknown-size]
./include/linux/thread_info.h:244:4: error: call to '__bad_copy_from' declared with 'error' attribute: copy source size is too small
testing release v6.4
testing commit 6995e2de6891c724bfeb2db33d7b87775f913ad1 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
failed building 6995e2de6891c724bfeb2db33d7b87775f913ad1: ./include/linux/thread_info.h:244:4: error: call to '__bad_copy_from' declared with 'error' attribute: copy source size is too small
testing release v6.1
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
failed building 830b3c68c1fb1e9176028d02ef86f3cf76aa2476: ./include/linux/thread_info.h:228:4: error: call to '__bad_copy_from' declared with 'error' attribute: copy source size is too small
./include/linux/fortify-string.h:543:4: error: call to '__read_overflow' declared with 'error' attribute: detected read beyond size of object (1st parameter)
testing release v5.18
testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 984452e563a322d49d677aeaa33915f0ee4e9f0708891fa930369bbb71ad9780
run #0: crashed: INFO: task hung in xfs_log_force_seq
run #1: crashed: INFO: task hung in xfs_log_force_seq
run #2: crashed: INFO: task hung in xfs_log_force_seq
run #3: crashed: INFO: task hung in xfs_log_force_seq
run #4: OK
run #5: crashed: INFO: task hung in xfs_log_force_seq
run #6: crashed: INFO: task hung in xfs_buf_item_unpin
run #7: OK
run #8: OK
run #9: OK
representative crash: INFO: task hung in xfs_log_force_seq, types: [HANG]
testing release v5.15
testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: e197164397d4880af29b598209f96318bdd76ab46c5b1fe0a352058d1bb28296
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
run #1: crashed: INFO: task hung in xfs_buf_item_unpin
run #2: crashed: INFO: task hung in xfs_buf_item_unpin
run #3: crashed: INFO: task hung in xfs_buf_item_unpin
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
testing release v5.12
testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: dad75cbaadcbc44f7cbb32d949a24400bbead702e61215b12e9c3ad305b477bb
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
run #1: crashed: INFO: task hung in corrupted
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: crashed: INFO: task hung in xfs_buf_item_unpin
run #17: OK
run #18: OK
run #19: OK
representative crash: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
testing release v5.9
testing commit bbf5c979011a099af5dc76498918ed7df445635b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 3217bd4c99fce550667b410a8377f75273d28857ab0e10a75b3936c22c4f15e6
all runs: OK
false negative chance: 0.000
# git bisect start 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 bbf5c979011a099af5dc76498918ed7df445635b
Bisecting: 23480 revisions left to test after this (roughly 15 steps)
[0cee54c890a40051928991072e5d1cd279611dfd] Merge tag 'usb-5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

testing commit 0cee54c890a40051928991072e5d1cd279611dfd gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: ed2451a0e3209bb17e08fdcc1e501ef2b5e652ffc25d9895f1f6ad05dcb28eaf
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
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: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
unable to determine the verdict: 19 good runs (wanted 15), for bad wanted 10 in total, got 20
# git bisect skip 0cee54c890a40051928991072e5d1cd279611dfd
Bisecting: 23480 revisions left to test after this (roughly 15 steps)
[2766ff61762c3fa19bf30bc0ff72ea5306229f09] btrfs: update the number of bytes used by an inode atomically

testing commit 2766ff61762c3fa19bf30bc0ff72ea5306229f09 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: f7a2dcd27d8735b5db3b473f08c9c4efe712f6094d84a78fde70a4abbd11ea4e
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
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: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
unable to determine the verdict: 19 good runs (wanted 15), for bad wanted 10 in total, got 20
# git bisect skip 2766ff61762c3fa19bf30bc0ff72ea5306229f09
Bisecting: 23480 revisions left to test after this (roughly 15 steps)
[cf1fac943c6341dfed1db1293864c9fcad47bac3] opp: Reduce the size of critical section in _opp_kref_release()

testing commit cf1fac943c6341dfed1db1293864c9fcad47bac3 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 399879cc50663a89bd17b2ec2b437d09d04f2789ae70abb73bb383e1ac38023a
run #0: boot failed: WARNING: locking bug in stack_depot_save
run #1: boot failed: WARNING: locking bug in stack_depot_save
run #2: boot failed: WARNING: locking bug in stack_depot_save
run #3: boot failed: WARNING: locking bug in stack_depot_save
run #4: boot failed: WARNING: locking bug in stack_depot_save
run #5: boot failed: WARNING: locking bug in stack_depot_save
run #6: boot failed: WARNING: locking bug in deactivate_slab
run #7: boot failed: WARNING: locking bug in stack_depot_save
run #8: boot failed: WARNING: locking bug in stack_depot_save
run #9: boot failed: WARNING: locking bug in stack_depot_save
run #10: boot failed: WARNING: locking bug in stack_depot_save
run #11: boot failed: WARNING: locking bug in stack_depot_save
run #12: boot failed: WARNING in dma_map_page_attrs
run #13: boot failed: WARNING: locking bug in deactivate_slab
run #14: boot failed: WARNING in dma_map_page_attrs
run #15: boot failed: WARNING: locking bug in deactivate_slab
run #16: boot failed: WARNING in dma_map_page_attrs
run #17: boot failed: WARNING: locking bug in stack_depot_save
run #18: boot failed: WARNING: locking bug in deactivate_slab
run #19: boot failed: WARNING: locking bug in stack_depot_save
unable to determine the verdict: 0 good runs (wanted 15), for bad wanted 10 in total, got 0
# git bisect skip cf1fac943c6341dfed1db1293864c9fcad47bac3
Bisecting: 23480 revisions left to test after this (roughly 15 steps)
[c1c0ce78f479cf4d7dfe72c4c1cabbf0bc0730c9] libceph: drop ac->ops->name field

testing commit c1c0ce78f479cf4d7dfe72c4c1cabbf0bc0730c9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: aa176415923bb9b2ce37aee692c0d93035b867fdd820566343fc76ea4edefd05
all runs: OK
false negative chance: 0.000
# git bisect good c1c0ce78f479cf4d7dfe72c4c1cabbf0bc0730c9
Bisecting: 14795 revisions left to test after this (roughly 14 steps)
[acb4151f5d0d68ede7531032846564d9fe1d0bbf] Merge branch 'udp-allow-forwarding-of-plain-non-fraglisted-udp-gro-packets'

testing commit acb4151f5d0d68ede7531032846564d9fe1d0bbf gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 2d3438e12c195c5228aa3ce562c43c28f9f43185e383f8f369e6dc150d46ac87
run #0: OK
run #1: crashed: INFO: task hung in xfs_buf_item_unpin
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: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
unable to determine the verdict: 19 good runs (wanted 15), for bad wanted 10 in total, got 20
# git bisect skip acb4151f5d0d68ede7531032846564d9fe1d0bbf
Bisecting: 14795 revisions left to test after this (roughly 14 steps)
[f306892b7cb72f94395ac3cf57fedf20a590f972] drm/amd/display: [FW Promotion] Release 0.0.48

testing commit f306892b7cb72f94395ac3cf57fedf20a590f972 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 5e7ea277a5ab06284e897beb8dd556ba39e70e0a09a99f4e38980f635d8741fd
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
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: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
unable to determine the verdict: 19 good runs (wanted 15), for bad wanted 10 in total, got 20
# git bisect skip f306892b7cb72f94395ac3cf57fedf20a590f972
Bisecting: 14795 revisions left to test after this (roughly 14 steps)
[efc3d9de7fa64433ceb962815aa16973c1b8d886] net: phy: qsemi: implement generic .handle_interrupt() callback

testing commit efc3d9de7fa64433ceb962815aa16973c1b8d886 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 312b70742839076de947bff6c8096b451f7b7f28e07cfba2ca473a7f690aa760
all runs: OK
false negative chance: 0.000
# git bisect good efc3d9de7fa64433ceb962815aa16973c1b8d886
Bisecting: 14332 revisions left to test after this (roughly 14 steps)
[688e2dd468ace07b6c6d54f37d50ad03b5ec6cf7] media: em28xx-core: Fix TS2 active led

testing commit 688e2dd468ace07b6c6d54f37d50ad03b5ec6cf7 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 3bfbc0d1afe4e593da7f579014a92fbb09b296d46f4997432506e12699351200
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
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: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
unable to determine the verdict: 19 good runs (wanted 15), for bad wanted 10 in total, got 20
# git bisect skip 688e2dd468ace07b6c6d54f37d50ad03b5ec6cf7
Bisecting: 14332 revisions left to test after this (roughly 14 steps)
[f0093fb1a7cbff4bbfa47c1499a9e76f75359dbe] RDMA/mlx5: Move mlx5_ib_cont_pages() to the creation of the mlx5_ib_mr

testing commit f0093fb1a7cbff4bbfa47c1499a9e76f75359dbe gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: b87c272e7a7b1204c538e99d4c7971c73d58e58aff3c4679f31d2103129e6b87
run #0: boot failed: WARNING: locking bug in deactivate_slab
run #1: boot failed: WARNING: locking bug in deactivate_slab
run #2: boot failed: WARNING: locking bug in stack_depot_save
run #3: boot failed: WARNING: locking bug in get_page_from_freelist
run #4: boot failed: WARNING: locking bug in stack_depot_save
run #5: boot failed: WARNING: locking bug in deactivate_slab
run #6: boot failed: WARNING: locking bug in stack_depot_save
run #7: boot failed: WARNING: locking bug in stack_depot_save
run #8: boot failed: WARNING in dma_map_page_attrs
run #9: boot failed: WARNING in dma_map_page_attrs
run #10: boot failed: WARNING: locking bug in stack_depot_save
run #11: boot failed: WARNING: locking bug in stack_depot_save
run #12: boot failed: WARNING in dma_map_page_attrs
run #13: boot failed: WARNING: locking bug in deactivate_slab
run #14: boot failed: WARNING: locking bug in stack_depot_save
run #15: boot failed: WARNING in dma_map_page_attrs
run #16: boot failed: WARNING in dma_map_page_attrs
run #17: boot failed: WARNING: locking bug in stack_depot_save
run #18: boot failed: WARNING: locking bug in deactivate_slab
run #19: boot failed: WARNING: locking bug in stack_depot_save
unable to determine the verdict: 0 good runs (wanted 15), for bad wanted 10 in total, got 0
# git bisect skip f0093fb1a7cbff4bbfa47c1499a9e76f75359dbe
Bisecting: 14332 revisions left to test after this (roughly 14 steps)
[4d36ed8eb0f749c9e781e0d3b041a7adeedcdaa9] ASoC: mediatek: mt8183-da7219: ignore TDM DAI link by default

testing commit 4d36ed8eb0f749c9e781e0d3b041a7adeedcdaa9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: e97d3e97d486776e8365373ea9978da3d2596950e1ed4d2a262be8eefd0728ea
all runs: OK
false negative chance: 0.000
# git bisect good 4d36ed8eb0f749c9e781e0d3b041a7adeedcdaa9
Bisecting: 8279 revisions left to test after this (roughly 13 steps)
[a864e8f159b13babf552aff14a5fbe11abc017e4] ALSA: hda: intel-nhlt: verify config type

testing commit a864e8f159b13babf552aff14a5fbe11abc017e4 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44
kernel signature: 5e0b4dd3c9792913cd2f15e854ed6cf80e362119fbdae4fe76c8d8c596759f97
run #0: crashed: INFO: task hung in xfs_buf_item_unpin
run #1: crashed: INFO: task hung in xfs_buf_item_unpin
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: crashed: INFO: task hung in xfs_buf_item_unpin
run #19: OK
representative crash: INFO: task hung in xfs_buf_item_unpin, types: [HANG]
# git bisect bad a864e8f159b13babf552aff14a5fbe11abc017e4
Bisecting: 3814 revisions left to test after this (roughly 12 steps)
[56bf6fc266ca14d2b9276c8a62e4ff6783bfe68b] Merge tag 'arm-defconfig-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

reproducer is flaky (0.57 repro chance estimate)
revisions tested: 30, total time: 12h6m16.22351878s (build: 3h36m6.198628555s, test: 7h30m39.826293385s)
error: bisection is taking too long (>12h0m0s), aborting