ci2 starts bisection 2024-09-23 10:56:52.637529984 +0000 UTC m=+5390.996924709 bisecting cause commit starting from de5cb0dcb74c294ec527eddfe5094acfdb21ff21 building syzkaller on 6f888b7530906167ecb1f5a35e060fec736d6d32 ensuring issue is reproducible on original commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 testing commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: acc13402b5561d8976db3800f8afe8fdca99fdcf8486611e3fbcd0254cf645c6 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3ac16126f191bc198e8de9dcb9c8166c8906405c67e90d7dc9c4a2767e76e654 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, 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=4037 full=8172 leaves diff=2113 split chunks (needed=false): <2113> split chunk #0 of len 2113 into 5 parts testing without sub-chunk 1/5 disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c759d04dd0e7a2db11eb17ebbf70c9ca631dc428968853479aeecc2914e54245 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e97495cf4bf91538e2f0455f344bf79a0746341d5ab1687cd6cfd89068a9e523 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a5d2e3c60fc7f1c899f3ea44097a44ef6d8e5fe82dc67e234192dd6b485bffb2 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fa2d93e56b96410c7b6802404afb80a81bc9d455cfd0da73c6bbfb1f82aa476d all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit de5cb0dcb74c294ec527eddfe5094acfdb21ff21 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 failed building de5cb0dcb74c294ec527eddfe5094acfdb21ff21: drivers/gpu/drm/bridge/aux-bridge.c:115: undefined reference to `devm_drm_of_get_bridge' minimized to 844 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 BCMA BLK_DEV_ZONED BPF_SYSCALL BT BT_BREDR BT_HIDP BXT_WC_PMIC_OPREGION CARDBUS CFG80211 CFG80211_WEXT CMA COMMON_CLK CONTIG_ALLOC DAX DLM DRM DVB_CORE ENCRYPTED_KEYS EXTCON FB GENEVE GPIOLIB HAMRADIO 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 IRQ_REMAP 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 NET_IPGRE_DEMUX NFS_V4_1 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_BALANCING NUMA_BALANCING_DEFAULT_ENABLED 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 OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN 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 PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PLAYSTATION_FF PLFXLC PMIC_OPREGION PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_1 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PROC_CHILDREN PSAMPLE PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI470X RADIO_SI4713 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RC_XBOX_DVD RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGMAP_SPI REGULATOR REGULATOR_FIXED_VOLTAGE REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCREEN_INFO 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 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 SMBFS 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_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_HDA_SCODEC_COMPONENT 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_UMP_CLIENT SND_SEQ_VIRMIDI SND_SOC SND_SOC_I2C_AND_SPI SND_SUPPORT_OLD_API 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 STAGING STEAM_FF 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 TAP TARGET_CORE 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 TEE 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 TMPFS_QUOTA 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 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_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_GADGET USB_CDNSP_HOST USB_CDNSP_PCI USB_CDNS_HOST USB_CDNS_SUPPORT USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_GENERIC USB_CHIPIDEA_HOST USB_CHIPIDEA_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_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 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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_MV_U3D USB_MV_UDC USB_NET2272 USB_NET2272_DMA 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 USERIO USERMODE_DRIVER 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_PCI_MMAP 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 VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMAP_PFN VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS VXLAN WANT_DEV_COREDUMP WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS X86_SGX X86_SGX_KVM X86_USER_SHADOW_STACK X86_X2APIC X86_X32_ABI XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XILLYBUS_CLASS XILLYUSB XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA Z3FOLD Z3FOLD_DEPRECATED ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZPOOL 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 ZSWAP_ZPOOL_DEFAULT_Z3FOLD_DEPRECATED] disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed picked [v6.11 v6.10 v6.9 v6.7 v6.5 v6.3 v6.1 v5.19 v5.16 v5.13 v5.10 v5.7 v5.4 v5.1 v4.19] out of 34 release tags testing release v6.11 testing commit 98f7e32f20d28ec452afb208f9cffc08448a2652 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5f881fd93322a5e1122b2d545dce5969666b8c0702fe3e033a4a426882fafe9d all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v6.10 testing commit 0c3836482481200ead7b416ca80c68a29cfdaabd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7efcad510fb38462333a666051ac6b7c96f4a0ad5e599272a99ed586a890c4e7 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v6.9 testing commit a38297e3fb012ddfa7ce0321a7e5a8daeb1872b6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 09a52c700f07b0f27d1d1de7edebfb5de4a0d6b5e000c9a03e504a760eea46cc all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v6.7 testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6fbd7163b91b73846e7ac22b720622b1fa7db47229a31cda4679ed75089a3af6 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v6.5 testing commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 failed building 2dde18cd1d8fac735875f2e4987f11817cc0bc2c: drivers/usb/typec/mux/nb7vpq904m.c:310: undefined reference to `devm_drm_of_get_bridge' testing release v6.3 testing commit 457391b0380335d5e9a5babdec90ac53928b23b4 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7c6333cc02c6dbae39f552e36b7e4dfddad5a6c52cb699dac50322e1469d8da0 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v6.1 testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4937d89aa50960d64c438261be113d56463d8935afe7f17fcaef1dac9870e4c5 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v5.19 testing commit 3d7cb6b04c3f3115719235cc6866b10326de34cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fee2663e76a03644131b5095fb0ee2fa2a2ca9cd68ea08f25643d8080fa5affb all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v5.16 testing commit df0cc57e057f18e44dac8e6c18aba47ab53202f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b135d753322bae13e41290ab2d173c1938ce3b781b899720429cbb05aa16ee5f all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c4ccd9f0d9e544617a9df280cc5539cad81fd413ce900f9ce10e2cf093099f7a all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] testing release v5.10 testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f6fb8ebd2661ef0be9c240c06b4d13c730b6c93bf1bfe42d9b1aee7645198ff4 all runs: OK false negative chance: 0.000 # git bisect start 62fb9874f5da54fdb243003b386128037319b219 2c85ebc57b3e1817b6ce1a6b703928e113a90442 Bisecting: 23399 revisions left to test after this (roughly 15 steps) [d6560052c2f73db59834e9a3c0aba20579aa7059] Merge tag 'regulator-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator testing commit d6560052c2f73db59834e9a3c0aba20579aa7059 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6e6b50e19df086b0329ddf420d3d95ace34df6ad29d22db9be0981e3394e8864 all runs: OK false negative chance: 0.000 # git bisect good d6560052c2f73db59834e9a3c0aba20579aa7059 Bisecting: 12060 revisions left to test after this (roughly 14 steps) [3aa139aa9fdc138a84243dc49dc18d9b40e1c6e4] Merge tag 'media/v5.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media testing commit 3aa139aa9fdc138a84243dc49dc18d9b40e1c6e4 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 440bd7cf0be793e881d042d04d6a8f00fcf4695418418658e90b3bcd408f57a8 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad 3aa139aa9fdc138a84243dc49dc18d9b40e1c6e4 Bisecting: 5667 revisions left to test after this (roughly 13 steps) [39b53e23532f5da13757d88eeb1290da864bfdf4] Merge tag 'soundwire-5.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire into char-misc-next testing commit 39b53e23532f5da13757d88eeb1290da864bfdf4 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dcfbfed3ea0031fcd09e9d9667a9ef2edb61d395de3614451ff72e98496496cc all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad 39b53e23532f5da13757d88eeb1290da864bfdf4 Bisecting: 2775 revisions left to test after this (roughly 12 steps) [4c48faba5b7f18fb53e4aeeb768932f17c9da1ed] Merge branch 'akpm' (patches from Andrew) testing commit 4c48faba5b7f18fb53e4aeeb768932f17c9da1ed gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5cf7fff60d812cca8611a2a5a4d860e96ff30484a8272bb9d1f6a5d75ae15f26 all runs: OK false negative chance: 0.000 # git bisect good 4c48faba5b7f18fb53e4aeeb768932f17c9da1ed Bisecting: 1386 revisions left to test after this (roughly 11 steps) [a74e6a014c9d4d4161061f770c9b4f98372ac778] Merge tag 's390-5.12-3' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux testing commit a74e6a014c9d4d4161061f770c9b4f98372ac778 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dc3e6525ab30be3eada80822e1a83882f14eae98bddebc256f9f3c91a4501d76 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad a74e6a014c9d4d4161061f770c9b4f98372ac778 Bisecting: 698 revisions left to test after this (roughly 10 steps) [efba6d3a7c4bb59f0750609fae0f9644d82304b6] Merge tag 'for-5.12/io_uring-2021-02-25' of git://git.kernel.dk/linux-block testing commit efba6d3a7c4bb59f0750609fae0f9644d82304b6 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 87c353eaf3caccef0b4e70ddd86b218dc2eec5124a95f33a6b1ada47e3490312 all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad efba6d3a7c4bb59f0750609fae0f9644d82304b6 Bisecting: 347 revisions left to test after this (roughly 9 steps) [ffc1759676bed0bff046427dd7d00cb68660190d] Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost testing commit ffc1759676bed0bff046427dd7d00cb68660190d gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4be15fe8978bc6e85140b7da07540c6f6479d173d9247895a835c110988ccb6e all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad ffc1759676bed0bff046427dd7d00cb68660190d Bisecting: 173 revisions left to test after this (roughly 8 steps) [268f77b5250998b871fa54a2a9703871fb44544e] Merge tag 'acpi-5.12-rc1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm testing commit 268f77b5250998b871fa54a2a9703871fb44544e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 08932cf36f0c1a74a835ad61a4bbae12996f394c52c55f9880847546b1709ade all runs: OK false negative chance: 0.000 # git bisect good 268f77b5250998b871fa54a2a9703871fb44544e Bisecting: 108 revisions left to test after this (roughly 7 steps) [d153e8c156dafeb847fd655f416cf81c007e8706] Merge tag 'drm-intel-next-fixes-2021-02-25' of git://anongit.freedesktop.org/drm/drm-intel into drm-next testing commit d153e8c156dafeb847fd655f416cf81c007e8706 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6208b8c2d3d4b79b6fd7af97029811122f2694639fa5e16a9eec3ba87b5dfee6 all runs: OK false negative chance: 0.000 # git bisect good d153e8c156dafeb847fd655f416cf81c007e8706 Bisecting: 54 revisions left to test after this (roughly 6 steps) [8f1c0fd2c84c8bf738b7139d09d4ea53027f47c3] ibmvnic: fix a race between open and reset testing commit 8f1c0fd2c84c8bf738b7139d09d4ea53027f47c3 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ffad517977830b21cf3035f8d970a000dc353e576a81e1da279940741287fb27 all runs: OK false negative chance: 0.000 # git bisect good 8f1c0fd2c84c8bf738b7139d09d4ea53027f47c3 Bisecting: 27 revisions left to test after this (roughly 5 steps) [a6829c350ec6bec47752826c9738122308e1588c] virtio_input: Prevent EV_MSC/MSC_TIMESTAMP loop storm for MT. testing commit a6829c350ec6bec47752826c9738122308e1588c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e0514c1f6f3a68ba3d5f93b0e805be81eb59576808a591955374c91dadbd231e all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad a6829c350ec6bec47752826c9738122308e1588c Bisecting: 13 revisions left to test after this (roughly 4 steps) [1a5c85f16594416df258fe38ec05e0dd05846479] virtio-pci-modern: introduce helper to set config vector testing commit 1a5c85f16594416df258fe38ec05e0dd05846479 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: df5cf562b4a798a81ab3ecf2d0460897ce4b9af400545367da5960cb09ab3b3c all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad 1a5c85f16594416df258fe38ec05e0dd05846479 Bisecting: 6 revisions left to test after this (roughly 3 steps) [bc0d90ee021f1baecd6aaa010d787eb373aa74dd] vdpa: Enable user to query vdpa device info testing commit bc0d90ee021f1baecd6aaa010d787eb373aa74dd gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5046836391887a0471ca4b3e97df141dca54c0eea31061c8995e67e4196a4182 all runs: OK false negative chance: 0.000 # git bisect good bc0d90ee021f1baecd6aaa010d787eb373aa74dd Bisecting: 3 revisions left to test after this (roughly 2 steps) [64f2087aaa2c2a504f637736f48e71da0cd4afe0] virtio-pci: do not access iomem via struct virtio_pci_device directly testing commit 64f2087aaa2c2a504f637736f48e71da0cd4afe0 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ddd0112b9dd62e475c1119c3aa62fed265db308ae2b5e7e1cdc2f909def42ebd all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad 64f2087aaa2c2a504f637736f48e71da0cd4afe0 Bisecting: 0 revisions left to test after this (roughly 1 step) [489084dd3f7e4bd649814bd62839aef4456659e8] vhost scsi: alloc vhost_scsi with kvzalloc() to avoid delay testing commit 489084dd3f7e4bd649814bd62839aef4456659e8 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b98d585d35533b6fe6508a697b4c618eeedffa78de432b357f08c8fa8b76ff3a all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad 489084dd3f7e4bd649814bd62839aef4456659e8 Bisecting: 0 revisions left to test after this (roughly 0 steps) [a3c06ae158dd6fa8336157c31d9234689d068d02] vdpa_sim_net: Add support for user supported devices testing commit a3c06ae158dd6fa8336157c31d9234689d068d02 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b98d585d35533b6fe6508a697b4c618eeedffa78de432b357f08c8fa8b76ff3a all runs: crashed: possible deadlock in ocfs2_try_remove_refcount_tree representative crash: possible deadlock in ocfs2_try_remove_refcount_tree, types: [LOCKDEP] # git bisect bad a3c06ae158dd6fa8336157c31d9234689d068d02 a3c06ae158dd6fa8336157c31d9234689d068d02 is the first bad commit commit a3c06ae158dd6fa8336157c31d9234689d068d02 Author: Parav Pandit Date: Tue Jan 5 12:32:03 2021 +0200 vdpa_sim_net: Add support for user supported devices Enable user to create vdpasim net simulate devices. Show vdpa management device that supports creating, deleting vdpa devices. $ vdpa mgmtdev show vdpasim_net: supported_classes net $ vdpa mgmtdev show -jp { "show": { "vdpasim_net": { "supported_classes": { "net" } } } Create a vdpa device of type networking named as "foo2" from the management device vdpasim: $ vdpa dev add mgmtdev vdpasim_net name foo2 Show the newly created vdpa device by its name: $ vdpa dev show foo2 foo2: type network mgmtdev vdpasim_net vendor_id 0 max_vqs 2 max_vq_size 256 $ vdpa dev show foo2 -jp { "dev": { "foo2": { "type": "network", "mgmtdev": "vdpasim_net", "vendor_id": 0, "max_vqs": 2, "max_vq_size": 256 } } } Delete the vdpa device after its use: $ vdpa dev del foo2 Signed-off-by: Parav Pandit Reviewed-by: Eli Cohen Acked-by: Jason Wang Link: https://lore.kernel.org/r/20210105103203.82508-7-parav@nvidia.com Signed-off-by: Michael S. Tsirkin drivers/vdpa/vdpa_sim/vdpa_sim.c | 3 +- drivers/vdpa/vdpa_sim/vdpa_sim.h | 2 + drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 96 ++++++++++++++++++++++++++---------- 3 files changed, 75 insertions(+), 26 deletions(-) accumulated error probability: 0.00 culprit signature: b98d585d35533b6fe6508a697b4c618eeedffa78de432b357f08c8fa8b76ff3a parent signature: 5046836391887a0471ca4b3e97df141dca54c0eea31061c8995e67e4196a4182 revisions tested: 32, total time: 11h5m48.685578833s (build: 5h33m31.085965839s, test: 5h5m53.984883335s) first bad commit: a3c06ae158dd6fa8336157c31d9234689d068d02 vdpa_sim_net: Add support for user supported devices recipients (to): ["elic@nvidia.com" "jasowang@redhat.com" "mst@redhat.com" "parav@nvidia.com"] recipients (cc): [] crash: possible deadlock in ocfs2_try_remove_refcount_tree JBD2: Ignoring recovery information on journal ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. ====================================================== WARNING: possible circular locking dependency detected 5.11.0-syzkaller #0 Not tainted ------------------------------------------------------ syz.0.15/4165 is trying to acquire lock: ffff88810ea1d5e0 (&oi->ip_alloc_sem){+.+.}-{3:3}, at: ocfs2_try_remove_refcount_tree+0x45/0x110 fs/ocfs2/refcounttree.c:933 but task is already holding lock: ffff88810ea1d678 (&oi->ip_xattr_sem){++++}-{3:3}, at: ocfs2_try_remove_refcount_tree+0x3d/0x110 fs/ocfs2/refcounttree.c:932 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (&oi->ip_xattr_sem){++++}-{3:3}: down_write+0x20/0x60 kernel/locking/rwsem.c:1406 ocfs2_xattr_set_handle+0x14a/0x280 fs/ocfs2/xattr.c:3499 ocfs2_init_security_set+0x1b/0x20 fs/ocfs2/xattr.c:7300 ocfs2_mknod+0xad3/0xfe0 fs/ocfs2/namei.c:413 ocfs2_create+0x51/0x1a0 fs/ocfs2/namei.c:672 lookup_open.isra.0+0x55e/0x6b0 fs/namei.c:3106 open_last_lookups fs/namei.c:3180 [inline] path_openat+0x29e/0xaa0 fs/namei.c:3368 do_filp_open+0x83/0x130 fs/namei.c:3398 do_sys_openat2+0x92/0x150 fs/open.c:1172 do_sys_open fs/open.c:1188 [inline] __do_sys_creat fs/open.c:1262 [inline] __se_sys_creat fs/open.c:1256 [inline] __x64_sys_creat+0x44/0x60 fs/open.c:1256 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> #3 (jbd2_handle){++++}-{0:0}: start_this_handle+0x18c/0x540 fs/jbd2/transaction.c:446 jbd2__journal_start+0xf2/0x1a0 fs/jbd2/transaction.c:503 jbd2_journal_start+0x14/0x20 fs/jbd2/transaction.c:542 ocfs2_start_trans+0x176/0x360 fs/ocfs2/journal.c:356 ocfs2_block_group_alloc fs/ocfs2/suballoc.c:683 [inline] ocfs2_reserve_suballoc_bits+0x1bf/0x1960 fs/ocfs2/suballoc.c:830 ocfs2_reserve_new_metadata_blocks+0x1c7/0x390 fs/ocfs2/suballoc.c:980 ocfs2_mknod+0x4c8/0xfe0 fs/ocfs2/namei.c:342 ocfs2_create+0x51/0x1a0 fs/ocfs2/namei.c:672 lookup_open.isra.0+0x55e/0x6b0 fs/namei.c:3106 open_last_lookups fs/namei.c:3180 [inline] path_openat+0x29e/0xaa0 fs/namei.c:3368 do_filp_open+0x83/0x130 fs/namei.c:3398 do_sys_openat2+0x92/0x150 fs/open.c:1172 do_sys_open fs/open.c:1188 [inline] __do_sys_creat fs/open.c:1262 [inline] __se_sys_creat fs/open.c:1256 [inline] __x64_sys_creat+0x44/0x60 fs/open.c:1256 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> #2 (&journal->j_trans_barrier){.+.+}-{3:3}: down_read+0x23/0xc0 kernel/locking/rwsem.c:1353 ocfs2_start_trans+0x16b/0x360 fs/ocfs2/journal.c:354 ocfs2_block_group_alloc fs/ocfs2/suballoc.c:683 [inline] ocfs2_reserve_suballoc_bits+0x1bf/0x1960 fs/ocfs2/suballoc.c:830 ocfs2_reserve_new_metadata_blocks+0x1c7/0x390 fs/ocfs2/suballoc.c:980 ocfs2_mknod+0x4c8/0xfe0 fs/ocfs2/namei.c:342 ocfs2_create+0x51/0x1a0 fs/ocfs2/namei.c:672 lookup_open.isra.0+0x55e/0x6b0 fs/namei.c:3106 open_last_lookups fs/namei.c:3180 [inline] path_openat+0x29e/0xaa0 fs/namei.c:3368 do_filp_open+0x83/0x130 fs/namei.c:3398 do_sys_openat2+0x92/0x150 fs/open.c:1172 do_sys_open fs/open.c:1188 [inline] __do_sys_creat fs/open.c:1262 [inline] __se_sys_creat fs/open.c:1256 [inline] __x64_sys_creat+0x44/0x60 fs/open.c:1256 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> #1 (sb_internal#2){.+.+}-{0:0}: percpu_down_read include/linux/percpu-rwsem.h:51 [inline] __sb_start_write include/linux/fs.h:1592 [inline] sb_start_intwrite include/linux/fs.h:1709 [inline] ocfs2_start_trans+0x109/0x360 fs/ocfs2/journal.c:352 ocfs2_orphan_for_truncate fs/ocfs2/file.c:394 [inline] ocfs2_truncate_file+0x130/0x870 fs/ocfs2/file.c:497 ocfs2_setattr+0x5cd/0xbe0 fs/ocfs2/file.c:1209 notify_change+0x33a/0x4b0 fs/attr.c:336 do_truncate+0x71/0xc0 fs/open.c:64 handle_truncate fs/namei.c:2912 [inline] do_open fs/namei.c:3258 [inline] path_openat+0x8f8/0xaa0 fs/namei.c:3371 do_filp_open+0x83/0x130 fs/namei.c:3398 do_sys_openat2+0x92/0x150 fs/open.c:1172 do_sys_open fs/open.c:1188 [inline] __do_sys_open fs/open.c:1196 [inline] __se_sys_open fs/open.c:1192 [inline] __x64_sys_open+0x50/0x90 fs/open.c:1192 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> #0 (&oi->ip_alloc_sem){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:2868 [inline] check_prevs_add kernel/locking/lockdep.c:2993 [inline] validate_chain kernel/locking/lockdep.c:3608 [inline] __lock_acquire+0x114c/0x1b30 kernel/locking/lockdep.c:4832 lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0xc9/0x3f0 kernel/locking/lockdep.c:5407 down_write+0x20/0x60 kernel/locking/rwsem.c:1406 ocfs2_try_remove_refcount_tree+0x45/0x110 fs/ocfs2/refcounttree.c:933 ocfs2_setattr+0x5cd/0xbe0 fs/ocfs2/file.c:1209 notify_change+0x33a/0x4b0 fs/attr.c:336 do_truncate+0x71/0xc0 fs/open.c:64 handle_truncate fs/namei.c:2912 [inline] do_open fs/namei.c:3258 [inline] path_openat+0x8f8/0xaa0 fs/namei.c:3371 do_filp_open+0x83/0x130 fs/namei.c:3398 do_sys_openat2+0x92/0x150 fs/open.c:1172 do_sys_open fs/open.c:1188 [inline] __do_sys_open fs/open.c:1196 [inline] __se_sys_open fs/open.c:1192 [inline] __x64_sys_open+0x50/0x90 fs/open.c:1192 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 other info that might help us debug this: Chain exists of: &oi->ip_alloc_sem --> jbd2_handle --> &oi->ip_xattr_sem Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&oi->ip_xattr_sem); lock(jbd2_handle); lock(&oi->ip_xattr_sem); lock(&oi->ip_alloc_sem); *** DEADLOCK *** 3 locks held by syz.0.15/4165: #0: ffff888114d6e448 (sb_writers#13){.+.+}-{0:0}, at: do_open fs/namei.c:3247 [inline] #0: ffff888114d6e448 (sb_writers#13){.+.+}-{0:0}, at: path_openat+0x84b/0xaa0 fs/namei.c:3371 #1: ffff88810ea1d948 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:773 [inline] #1: ffff88810ea1d948 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: do_truncate+0x64/0xc0 fs/open.c:62 #2: ffff88810ea1d678 (&oi->ip_xattr_sem){++++}-{3:3}, at: ocfs2_try_remove_refcount_tree+0x3d/0x110 fs/ocfs2/refcounttree.c:932 stack backtrace: CPU: 1 PID: 4165 Comm: syz.0.15 Not tainted 5.11.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x77/0x97 lib/dump_stack.c:120 check_noncircular+0xcc/0xe0 kernel/locking/lockdep.c:2117 check_prev_add kernel/locking/lockdep.c:2868 [inline] check_prevs_add kernel/locking/lockdep.c:2993 [inline] validate_chain kernel/locking/lockdep.c:3608 [inline] __lock_acquire+0x114c/0x1b30 kernel/locking/lockdep.c:4832 lock_acquire kernel/locking/lockdep.c:5442 [inline] lock_acquire+0xc9/0x3f0 kernel/locking/lockdep.c:5407 down_write+0x20/0x60 kernel/locking/rwsem.c:1406 ocfs2_try_remove_refcount_tree+0x45/0x110 fs/ocfs2/refcounttree.c:933 ocfs2_setattr+0x5cd/0xbe0 fs/ocfs2/file.c:1209 notify_change+0x33a/0x4b0 fs/attr.c:336 do_truncate+0x71/0xc0 fs/open.c:64 handle_truncate fs/namei.c:2912 [inline] do_open fs/namei.c:3258 [inline] path_openat+0x8f8/0xaa0 fs/namei.c:3371 do_filp_open+0x83/0x130 fs/namei.c:3398 do_sys_openat2+0x92/0x150 fs/open.c:1172 do_sys_open fs/open.c:1188 [inline] __do_sys_open fs/open.c:1196 [inline] __se_sys_open fs/open.c:1192 [inline] __x64_sys_open+0x50/0x90 fs/open.c:1192 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f20c5dedef9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f20c586f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f20c5fa5f80 RCX: 00007f20c5dedef9 RDX: 0000000000000058 RSI: 0000000000121a03 RDI: 00000000200005c0 RBP: 00007f20c5e60b76 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f20c5fa5f80 R15: 00007ffed8320fd8