ci2 starts bisection 2024-09-15 04:46:22.172347761 +0000 UTC m=+31179.649051453 bisecting cause commit starting from 0babf683783ddca06551537c6781e413cfe8d27b building syzkaller on 08d8a73310b526269767424900bc13ab3e0b7ca5 ensuring issue is reproducible on original commit 0babf683783ddca06551537c6781e413cfe8d27b testing commit 0babf683783ddca06551537c6781e413cfe8d27b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8ea6113c9a59e06b146db151fce2a29503515d2a115b5b098f3cf629f8f53f50 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 0babf683783ddca06551537c6781e413cfe8d27b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 577cc44fcbb8ac1206cd0c23dd679d64e8d4ed49b706055ee202cd26fe4d7481 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed kconfig minimization: base=4037 full=8130 leaves diff=2107 split chunks (needed=false): <2107> split chunk #0 of len 2107 into 5 parts testing without sub-chunk 1/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 0babf683783ddca06551537c6781e413cfe8d27b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ff1fb7e4016ff4b6168146413b52f3ff6fa8c61958dbf2b107eda6852a3235e2 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed testing commit 0babf683783ddca06551537c6781e413cfe8d27b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b76d752ea255dafb54ae2ff9a2c161a7b9058a1055e15a0f37e65c3916f7be65 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed testing commit 0babf683783ddca06551537c6781e413cfe8d27b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 90615c39c47ee5b7488000c4739380485207f9d68f418267ea0b7a23a20098d5 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 0babf683783ddca06551537c6781e413cfe8d27b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ee6766a7438e1a38e20faadbd6ab548d344c41d33de272b1af82e28ca11f82d4 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [BUG KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 0babf683783ddca06551537c6781e413cfe8d27b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 failed building 0babf683783ddca06551537c6781e413cfe8d27b: drivers/gpu/drm/bridge/aux-bridge.c:115: undefined reference to `devm_drm_of_get_bridge' minimized to 841 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 CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_ZSTD DAX DLM DRM DVB_CORE ENCRYPTED_KEYS EXTCON FB GENEVE GPIOLIB HAMRADIO HAVE_CLK HAVE_ZSMALLOC 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_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_POOL 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 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_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 VDPA_USER 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 ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZPOOL ZRAM ZRAM_DEF_COMP_LZO ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_842 ZSWAP_DEFAULT_ON ZSWAP_SHRINKER_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_Z3FOLD] disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed picked [v6.10 v6.9 v6.8 v6.6 v6.4 v6.2 v6.0 v5.18 v5.15 v5.12 v5.9 v5.6 v5.3 v5.0 v4.19] out of 33 release tags 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: 83103ff4333d779886ea3b8bb730a289fb5151a9ef4fe9c144a68b8f01067fe5 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, 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: eb2d1406b3b178cfd8fcda9283cf8ceff3758402ac01ce1553fb5e046bfa0862 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v6.8 testing commit e8f897f4afef0031fe618a8e94127a0934896aba gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 66644d3ab58bedef5d05ba7f365129d14d0a692529fa2845b7961abf851aff10 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v6.6 testing commit ffc253263a1375a65fa6c9f62a893e9767fbebfa gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b59a139152189ed22b0274c69daa46890a21f0f4a18721a7a8e8e1883f3aa904 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v6.4 testing commit 6995e2de6891c724bfeb2db33d7b87775f913ad1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b5ecb3d71e726d9464fdc8c9d6918a2eaaaf3b4efdb23860effc4dd0c161bd4c all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v6.2 testing commit c9c3395d5e3dcc6daee66c6908354d47bf98cb0c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1f56104a7df3ef91bd7c434affd191b2cd85668605702273567d706c84649a7f all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v6.0 testing commit 4fe89d07dcc2804c8b562f6c7896a45643d34b2f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b4269bbca88ddccf74e892c7b042b2f556c3585168f47f16f8997507b69ae053 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v5.18 testing commit 4b0986a3613c92f4ec1bdc7f60ec66fea135991f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 05f28b26494ab7344b31a174327a0eba672cdc8f7dbf7cb56b54152c0308eac6 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v5.15 testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5f37be490380b7090f373e4fc7723cdf49c277a3579a8a9f195b1c032198528d all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fc9f6ec0ffe76b9f3310aac4bbdff73018b4419e61313c1b0bfeafb71324b49c all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a6f50fb92ce8d6a7f5c4da2c7d4e1c39be8fae361947a91dc497b82ebefcbcda 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) 2.40 kernel signature: ecffa345b28826b150e371ee0b594b7211031dba55e83811e73021c393ab2c2a all runs: OK false negative chance: 0.000 # git bisect good 0cee54c890a40051928991072e5d1cd279611dfd Bisecting: 11465 revisions left to test after this (roughly 14 steps) [82851fce6107d5a3e66d95aee2ae68860a732703] Merge tag 'arm-dt-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc testing commit 82851fce6107d5a3e66d95aee2ae68860a732703 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b1bf0969cf57a90fbc4dcb039df04c1c98464d09d9fb07b772fe357984fa9005 all runs: OK false negative chance: 0.000 # git bisect good 82851fce6107d5a3e66d95aee2ae68860a732703 Bisecting: 5706 revisions left to test after this (roughly 13 steps) [0328b5f2ef4af8ba060e64baa928c94037e7308f] Merge tag 'rtc-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux testing commit 0328b5f2ef4af8ba060e64baa928c94037e7308f gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cf72bb3213d4480487005390faf185625965a581ad00c240ae9f9ae4bf8f6ad3 all runs: OK false negative chance: 0.000 # git bisect good 0328b5f2ef4af8ba060e64baa928c94037e7308f Bisecting: 2854 revisions left to test after this (roughly 12 steps) [eaeef1ce55ec9161e0c44ff27017777b1644b421] mptcp: fix memory accounting on allocation error testing commit eaeef1ce55ec9161e0c44ff27017777b1644b421 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 22ed789cbffad570c03fcd7683816924673226c57878b102248aabd471700ab1 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] # git bisect bad eaeef1ce55ec9161e0c44ff27017777b1644b421 Bisecting: 1406 revisions left to test after this (roughly 11 steps) [7d6beb71da3cc033649d641e1e608713b8220290] Merge tag 'idmapped-mounts-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux testing commit 7d6beb71da3cc033649d641e1e608713b8220290 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b88c975775289067724c84e7ca9b94f2353769f7c25bf21563594f6865f713a3 all runs: OK false negative chance: 0.000 # git bisect good 7d6beb71da3cc033649d641e1e608713b8220290 Bisecting: 704 revisions left to test after this (roughly 10 steps) [e229b429bb4af24d9828758c0c851bb6a4169400] Merge tag 'char-misc-5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc testing commit e229b429bb4af24d9828758c0c851bb6a4169400 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8b3cad1c4e285fa1fffe50a30be510dee06b9bb54f3a38ea90a18a3eff395d33 all runs: OK false negative chance: 0.000 # git bisect good e229b429bb4af24d9828758c0c851bb6a4169400 Bisecting: 348 revisions left to test after this (roughly 9 steps) [5b47b10e8fb92f8beca6aa8a7d97fc84e090384c] Merge tag 'pci-v5.12-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci testing commit 5b47b10e8fb92f8beca6aa8a7d97fc84e090384c gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 23e4677076d11dab9449fdde3b00fe87b6070f9e5d8f38e84874fa868e24dda7 all runs: OK false negative chance: 0.000 # git bisect good 5b47b10e8fb92f8beca6aa8a7d97fc84e090384c Bisecting: 166 revisions left to test after this (roughly 8 steps) [fdce29602f865b016012eadeaec99800da916d3d] Merge tag 'drm-next-2021-02-26' of git://anongit.freedesktop.org/drm/drm testing commit fdce29602f865b016012eadeaec99800da916d3d gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: eec128adb5728d3488d5b4e7e716232ab335c4ce77dda50f4d215741b386f75e all runs: OK false negative chance: 0.000 # git bisect good fdce29602f865b016012eadeaec99800da916d3d Bisecting: 83 revisions left to test after this (roughly 6 steps) [7ae845d767adb058cfd123371daa252d8f55a006] Merge branch 'ethernet-fixes-for-stmmac-driver' testing commit 7ae845d767adb058cfd123371daa252d8f55a006 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f27da1b5d31be7e45ded817ddf18fe8c17626ffd8314e46b0113384316f6dce1 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] # git bisect bad 7ae845d767adb058cfd123371daa252d8f55a006 Bisecting: 36 revisions left to test after this (roughly 5 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: 8924f7039b86137599b9ea57158f4e14cab8191a04646dc72becc62f56f7d749 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] # git bisect bad ffc1759676bed0bff046427dd7d00cb68660190d Bisecting: 22 revisions left to test after this (roughly 5 steps) [8000a6b602a4aec0f54a9131623a407d6d44a605] virito-pci-modern: rename map_capability() to vp_modern_map_capability() testing commit 8000a6b602a4aec0f54a9131623a407d6d44a605 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 88b7073d9ef71c0bbe6a7fd492cc581c39630c92f8d7ae1ad53a8871078249ae all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] # git bisect bad 8000a6b602a4aec0f54a9131623a407d6d44a605 Bisecting: 11 revisions left to test after this (roughly 4 steps) [117a9de2826ccb0d338afb03f07223b3cb789371] virtio-pci-modern: factor out modern device initialization logic testing commit 117a9de2826ccb0d338afb03f07223b3cb789371 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 002d0158512df5dd690103a07aaa715478d64fc1acfa0f5d7d87daac76e92334 all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] # git bisect bad 117a9de2826ccb0d338afb03f07223b3cb789371 Bisecting: 5 revisions left to test after this (roughly 3 steps) [903f7bcaedb84ca47998e609015a34ddde93742e] vdpa: Enable a user to add and delete a vdpa device testing commit 903f7bcaedb84ca47998e609015a34ddde93742e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 94e0691d4ff636ed053a176ffe6889b1886c1dfbc32b0b0d22ad37354168b3af all runs: OK false negative chance: 0.000 # git bisect good 903f7bcaedb84ca47998e609015a34ddde93742e Bisecting: 2 revisions left to test after this (roughly 2 steps) [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: b0aeef1ebaa31e439867e9e508e79a41f58cb291f151f1fb82dbbf9aac2b994d all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] # git bisect bad 489084dd3f7e4bd649814bd62839aef4456659e8 Bisecting: 0 revisions left to test after this (roughly 1 step) [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: b0aeef1ebaa31e439867e9e508e79a41f58cb291f151f1fb82dbbf9aac2b994d all runs: crashed: possible deadlock in ocfs2_reserve_local_alloc_bits representative crash: possible deadlock in ocfs2_reserve_local_alloc_bits, types: [LOCKDEP] # git bisect bad a3c06ae158dd6fa8336157c31d9234689d068d02 Bisecting: 0 revisions left to test after this (roughly 0 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: cd14e8b4fb3bcff9d967def201c513ffb14cfa9196752bafc6fd9b6b25c75bd5 all runs: OK false negative chance: 0.000 # git bisect good bc0d90ee021f1baecd6aaa010d787eb373aa74dd 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: b0aeef1ebaa31e439867e9e508e79a41f58cb291f151f1fb82dbbf9aac2b994d parent signature: cd14e8b4fb3bcff9d967def201c513ffb14cfa9196752bafc6fd9b6b25c75bd5 revisions tested: 33, total time: 4h26m22.821557906s (build: 1h36m9.229780241s, test: 2h41m15.052200776s) 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_reserve_local_alloc_bits ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support RENAME_WHITEOUT. ====================================================== WARNING: possible circular locking dependency detected 5.11.0-syzkaller #0 Not tainted ------------------------------------------------------ syz.0.15/4177 is trying to acquire lock: ffff888110544c08 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:773 [inline] ffff888110544c08 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{3:3}, at: ocfs2_reserve_local_alloc_bits+0x62/0x420 fs/ocfs2/localalloc.c:637 but task is already holding lock: ffff88811053f0f8 (&oi->ip_xattr_sem){++++}-{3:3}, at: ocfs2_xattr_set+0x19f/0xe90 fs/ocfs2/xattr.c:3581 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_mkdir+0x4f/0x1a0 fs/ocfs2/namei.c:656 vfs_mkdir+0x150/0x200 fs/namei.c:3652 do_mkdirat+0x119/0x150 fs/namei.c:3675 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_mkdir+0x4f/0x1a0 fs/ocfs2/namei.c:656 vfs_mkdir+0x150/0x200 fs/namei.c:3652 do_mkdirat+0x119/0x150 fs/namei.c:3675 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_mkdir+0x4f/0x1a0 fs/ocfs2/namei.c:656 vfs_mkdir+0x150/0x200 fs/namei.c:3652 do_mkdirat+0x119/0x150 fs/namei.c:3675 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_mknod+0x565/0xfe0 fs/ocfs2/namei.c:356 ocfs2_mkdir+0x4f/0x1a0 fs/ocfs2/namei.c:656 vfs_mkdir+0x150/0x200 fs/namei.c:3652 do_mkdirat+0x119/0x150 fs/namei.c:3675 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 -> #0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5){+.+.}-{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 inode_lock include/linux/fs.h:773 [inline] ocfs2_reserve_local_alloc_bits+0x62/0x420 fs/ocfs2/localalloc.c:637 ocfs2_reserve_clusters_with_limit+0x198/0x470 fs/ocfs2/suballoc.c:1164 ocfs2_init_xattr_set_ctxt fs/ocfs2/xattr.c:3284 [inline] ocfs2_xattr_set+0xab8/0xe90 fs/ocfs2/xattr.c:3632 __vfs_setxattr+0x61/0x80 fs/xattr.c:177 __vfs_setxattr_noperm+0x6b/0x1f0 fs/xattr.c:208 vfs_setxattr+0x8a/0x160 fs/xattr.c:291 ovl_do_setxattr fs/overlayfs/overlayfs.h:197 [inline] ovl_make_workdir fs/overlayfs/super.c:1392 [inline] ovl_get_workdir fs/overlayfs/super.c:1483 [inline] ovl_fill_super+0x758/0x18d0 fs/overlayfs/super.c:2026 mount_nodev+0x3f/0x90 fs/super.c:1412 legacy_get_tree+0x2b/0x50 fs/fs_context.c:592 vfs_get_tree+0x1e/0x80 fs/super.c:1496 do_new_mount fs/namespace.c:2881 [inline] path_mount+0x2b1/0xc00 fs/namespace.c:3211 do_mount fs/namespace.c:3224 [inline] __do_sys_mount fs/namespace.c:3432 [inline] __se_sys_mount fs/namespace.c:3409 [inline] __x64_sys_mount+0xfe/0x140 fs/namespace.c:3409 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: &ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5 --> 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(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#5); *** DEADLOCK *** 4 locks held by syz.0.15/4177: #0: ffff888115a360e0 (&type->s_umount_key#48/1){+.+.}-{3:3}, at: alloc_super+0xd4/0x3b0 fs/super.c:229 #1: ffff888115b2d448 (sb_writers#12){.+.+}-{0:0}, at: ovl_make_workdir fs/overlayfs/super.c:1342 [inline] #1: ffff888115b2d448 (sb_writers#12){.+.+}-{0:0}, at: ovl_get_workdir fs/overlayfs/super.c:1483 [inline] #1: ffff888115b2d448 (sb_writers#12){.+.+}-{0:0}, at: ovl_fill_super+0x557/0x18d0 fs/overlayfs/super.c:2026 #2: ffff88811053f3c8 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:773 [inline] #2: ffff88811053f3c8 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}, at: vfs_setxattr+0x6f/0x160 fs/xattr.c:290 #3: ffff88811053f0f8 (&oi->ip_xattr_sem){++++}-{3:3}, at: ocfs2_xattr_set+0x19f/0xe90 fs/ocfs2/xattr.c:3581 stack backtrace: CPU: 1 PID: 4177 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 inode_lock include/linux/fs.h:773 [inline] ocfs2_reserve_local_alloc_bits+0x62/0x420 fs/ocfs2/localalloc.c:637 ocfs2_reserve_clusters_with_limit+0x198/0x470 fs/ocfs2/suballoc.c:1164 ocfs2_init_xattr_set_ctxt fs/ocfs2/xattr.c:3284 [inline] ocfs2_xattr_set+0xab8/0xe90 fs/ocfs2/xattr.c:3632 __vfs_setxattr+0x61/0x80 fs/xattr.c:177 __vfs_setxattr_noperm+0x6b/0x1f0 fs/xattr.c:208 vfs_setxattr+0x8a/0x160 fs/xattr.c:291 ovl_do_setxattr fs/overlayfs/overlayfs.h:197 [inline] ovl_make_workdir fs/overlayfs/super.c:1392 [inline] ovl_get_workdir fs/overlayfs/super.c:1483 [inline] ovl_fill_super+0x758/0x18d0 fs/overlayfs/super.c:2026 mount_nodev+0x3f/0x90 fs/super.c:1412 legacy_get_tree+0x2b/0x50 fs/fs_context.c:592 vfs_get_tree+0x1e/0x80 fs/super.c:1496 do_new_mount fs/namespace.c:2881 [inline] path_mount+0x2b1/0xc00 fs/namespace.c:3211 do_mount fs/namespace.c:3224 [inline] __do_sys_mount fs/namespace.c:3432 [inline] __se_sys_mount fs/namespace.c:3409 [inline] __x64_sys_mount+0xfe/0x140 fs/namespace.c:3409 do_syscall_64+0x34/0x50 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fc284c8eef9 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:00007fc284710038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007fc284e46f80 RCX: 00007fc284c8eef9 RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 0000000000000000 RBP: 00007fc284d01b76 R08: 0000000020000500 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fc284e46f80 R15: 00007ffc2aa88f08 overlayfs: upper fs missing required features.