ci starts bisection 2023-09-20 22:59:28.954102503 +0000 UTC m=+647712.973226518
bisecting cause commit starting from 85eb043618bb17124050197d71c453d4a1f556e5
building syzkaller on 03d9c195daed8fca30b642783f35657aa7e32209
ensuring issue is reproducible on original commit 85eb043618bb17124050197d71c453d4a1f556e5

testing commit 85eb043618bb17124050197d71c453d4a1f556e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4ed01b5d5bd2d1e3da0ff5f461adc5bdfe96e4fac921fbb629dd64119b13de27
run #0: crashed: kernel BUG in folio_end_writeback
run #1: crashed: kernel BUG in end_buffer_async_write
run #2: crashed: kernel BUG in folio_end_writeback
run #3: crashed: kernel BUG in end_buffer_async_write
run #4: crashed: kernel BUG in end_buffer_async_write
run #5: crashed: kernel BUG in end_buffer_async_write
run #6: crashed: kernel BUG in end_buffer_async_write
run #7: crashed: kernel BUG in end_buffer_async_write
run #8: crashed: kernel BUG in folio_end_writeback
run #9: crashed: kernel BUG in folio_end_writeback
run #10: crashed: kernel BUG in folio_end_writeback
run #11: crashed: kernel BUG in folio_end_writeback
run #12: crashed: kernel BUG in folio_end_writeback
run #13: crashed: kernel BUG in end_buffer_async_write
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in end_buffer_async_write
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in folio_end_writeback
run #18: crashed: kernel BUG in end_buffer_async_write
run #19: crashed: kernel BUG in folio_end_writeback
representative crash: kernel BUG in folio_end_writeback, types: [BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
testing commit 85eb043618bb17124050197d71c453d4a1f556e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5a51094d626428b3743060ca377c95347d411bb4afd5cb92033a6a6952973505
run #0: crashed: kernel BUG in folio_end_writeback
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: kernel BUG in folio_end_writeback, types: [BUG]
kconfig minimization: base=3876 full=7645 leaves diff=2000
split chunks (needed=false): <2000>
split chunk #0 of len 2000 into 5 parts
testing without sub-chunk 1/5
testing commit 85eb043618bb17124050197d71c453d4a1f556e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 54e191c836b8d4b7ca7444ae8dd60b31a81b37619021865938c2c1fde2efe502
run #0: failed: failed to run binary in VM: broken console: Permission denied (publickey)
run #1: failed: failed to run binary in VM: broken console: Permission denied (publickey)
run #2: crashed: kernel BUG in end_buffer_async_write
run #3: crashed: kernel BUG in end_buffer_async_write
run #4: crashed: kernel BUG in folio_end_writeback
run #5: crashed: kernel BUG in folio_end_writeback
run #6: crashed: kernel BUG in folio_end_writeback
run #7: crashed: kernel BUG in end_buffer_async_write
run #8: crashed: kernel BUG in end_buffer_async_write
run #9: crashed: kernel BUG in end_buffer_async_write
run #10: crashed: kernel BUG in folio_end_writeback
run #11: crashed: kernel BUG in end_buffer_async_write
run #12: crashed: kernel BUG in folio_end_writeback
run #13: crashed: kernel BUG in folio_end_writeback
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in end_buffer_async_write
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in folio_end_writeback
run #18: crashed: kernel BUG in end_buffer_async_write
run #19: crashed: kernel BUG in folio_end_writeback
representative crash: kernel BUG in end_buffer_async_write, types: [BUG]
the chunk can be dropped
testing without sub-chunk 2/5
testing commit 85eb043618bb17124050197d71c453d4a1f556e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5bd785ed1dff0f6f184d0a90c71a8ebdeb7b54f6accef7aed20eba8d8a0bdd85
run #0: crashed: kernel BUG in folio_end_writeback
run #1: crashed: kernel BUG in folio_end_writeback
run #2: crashed: kernel BUG in end_buffer_async_write
run #3: crashed: kernel BUG in folio_end_writeback
run #4: crashed: kernel BUG in folio_end_writeback
run #5: crashed: kernel BUG in end_buffer_async_write
run #6: crashed: kernel BUG in folio_end_writeback
run #7: crashed: kernel BUG in folio_end_writeback
run #8: crashed: kernel BUG in folio_end_writeback
run #9: crashed: kernel BUG in folio_end_writeback
run #10: crashed: kernel BUG in folio_end_writeback
run #11: crashed: kernel BUG in folio_end_writeback
run #12: crashed: kernel BUG in end_buffer_async_write
run #13: crashed: kernel BUG in folio_end_writeback
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in folio_end_writeback
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in end_buffer_async_write
run #18: crashed: kernel BUG in folio_end_writeback
run #19: crashed: kernel BUG in folio_end_writeback
representative crash: kernel BUG in folio_end_writeback, types: [BUG]
the chunk can be dropped
testing without sub-chunk 3/5
testing commit 85eb043618bb17124050197d71c453d4a1f556e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9b5cedb814b6a1c6156e54f2ce9878d401efc5e0bcab65601ad2d7ff9fd2a71e
run #0: crashed: kernel BUG in folio_end_writeback
run #1: crashed: kernel BUG in folio_end_writeback
run #2: crashed: kernel BUG in end_buffer_async_write
run #3: crashed: kernel BUG in folio_end_writeback
run #4: crashed: kernel BUG in folio_end_writeback
run #5: crashed: kernel BUG in end_buffer_async_write
run #6: crashed: kernel BUG in folio_end_writeback
run #7: crashed: kernel BUG in end_buffer_async_write
run #8: crashed: kernel BUG in folio_end_writeback
run #9: crashed: kernel BUG in end_buffer_async_write
run #10: crashed: kernel BUG in folio_end_writeback
run #11: crashed: kernel BUG in folio_end_writeback
run #12: crashed: kernel BUG in folio_end_writeback
run #13: crashed: kernel BUG in folio_end_writeback
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in folio_end_writeback
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in end_buffer_async_write
run #18: crashed: kernel BUG in folio_end_writeback
run #19: crashed: kernel BUG in folio_end_writeback
representative crash: kernel BUG in folio_end_writeback, types: [BUG]
the chunk can be dropped
testing without sub-chunk 4/5
testing commit 85eb043618bb17124050197d71c453d4a1f556e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5a347dba209718f58d30905aea357c2fec4bba3e0ab5b8281d19b67e05e00b21
all runs: OK
false negative chance: 0.000
testing without sub-chunk 5/5
testing commit 85eb043618bb17124050197d71c453d4a1f556e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 163c1365bb2f4f9be9802f18e98356723d4e63a315832a327340592ae61be03a
run #0: crashed: kernel BUG in end_buffer_async_write
run #1: crashed: kernel BUG in folio_end_writeback
run #2: crashed: kernel BUG in folio_end_writeback
run #3: crashed: kernel BUG in folio_end_writeback
run #4: crashed: kernel BUG in folio_end_writeback
run #5: crashed: kernel BUG in folio_end_writeback
run #6: crashed: kernel BUG in folio_end_writeback
run #7: crashed: kernel BUG in end_buffer_async_write
run #8: crashed: kernel BUG in folio_end_writeback
run #9: crashed: kernel BUG in end_buffer_async_write
run #10: crashed: kernel BUG in folio_end_writeback
run #11: crashed: kernel BUG in end_buffer_async_write
run #12: crashed: kernel BUG in folio_end_writeback
run #13: crashed: kernel BUG in end_buffer_async_write
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in folio_end_writeback
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in folio_end_writeback
run #18: crashed: kernel BUG in end_buffer_async_write
run #19: crashed: kernel BUG in folio_end_writeback
representative crash: kernel BUG in end_buffer_async_write, types: [BUG]
the chunk can be dropped
minimized to 400 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP L2TP LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA 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 PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOE_HASH_BITS_4 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGULATOR REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SECURITY_SMACK_NETFILTER SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_SINGLE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_HOST USB_CHIPIDEA_PCI USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE]
picked [v6.4 v6.3 v6.2 v6.0 v5.18 v5.16 v5.14 v5.12 v5.9 v5.6 v5.3 v5.0 v4.19] out of 27 release tags
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: 8fcfaca218c1cab6139a9974db5c5e4471490a737187c7932093bad5d5fb1bcc
run #0: crashed: kernel BUG in folio_end_writeback
run #1: crashed: kernel BUG in folio_end_writeback
run #2: crashed: kernel BUG in folio_end_writeback
run #3: crashed: kernel BUG in folio_end_writeback
run #4: crashed: kernel BUG in end_buffer_async_write
run #5: crashed: kernel BUG in folio_end_writeback
run #6: crashed: kernel BUG in folio_end_writeback
run #7: crashed: kernel BUG in folio_end_writeback
run #8: crashed: kernel BUG in folio_end_writeback
run #9: crashed: kernel BUG in end_buffer_async_write
run #10: crashed: kernel BUG in end_buffer_async_write
run #11: crashed: kernel BUG in folio_end_writeback
run #12: crashed: kernel BUG in folio_end_writeback
run #13: crashed: kernel BUG in end_buffer_async_write
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in folio_end_writeback
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in folio_end_writeback
run #18: OK
run #19: OK
representative crash: kernel BUG in folio_end_writeback, types: [BUG]
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: 39ff95c26f525a7a9f65ff7f62e180a038f3883cdb71d19d28eb2e409179e17f
run #0: crashed: kernel BUG in end_buffer_async_write
run #1: crashed: kernel BUG in end_buffer_async_write
run #2: crashed: kernel BUG in end_buffer_async_write
run #3: crashed: kernel BUG in folio_end_writeback
run #4: crashed: kernel BUG in end_buffer_async_write
run #5: crashed: kernel BUG in end_buffer_async_write
run #6: crashed: kernel BUG in end_buffer_async_write
run #7: crashed: kernel BUG in end_buffer_async_write
run #8: crashed: kernel BUG in folio_end_writeback
run #9: crashed: kernel BUG in end_buffer_async_write
run #10: crashed: kernel BUG in end_buffer_async_write
run #11: crashed: kernel BUG in folio_end_writeback
run #12: crashed: kernel BUG in end_buffer_async_write
run #13: crashed: kernel BUG in folio_end_writeback
run #14: crashed: kernel BUG in end_buffer_async_write
run #15: crashed: kernel BUG in folio_end_writeback
run #16: crashed: kernel BUG in end_buffer_async_write
run #17: crashed: kernel BUG in end_buffer_async_write
run #18: crashed: kernel BUG in folio_end_writeback
run #19: crashed: kernel BUG in end_buffer_async_write
representative crash: kernel BUG in end_buffer_async_write, types: [BUG]
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: 375e5cab267595a53f34452fab10f58defc6f535e1123d2913b3d0e9fd4452ab
run #0: crashed: kernel BUG in end_buffer_async_write
run #1: crashed: kernel BUG in end_buffer_async_write
run #2: crashed: kernel BUG in folio_end_writeback
run #3: crashed: kernel BUG in folio_end_writeback
run #4: crashed: kernel BUG in end_buffer_async_write
run #5: crashed: kernel BUG in end_buffer_async_write
run #6: crashed: kernel BUG in folio_end_writeback
run #7: crashed: kernel BUG in end_buffer_async_write
run #8: crashed: kernel BUG in folio_end_writeback
run #9: crashed: kernel BUG in end_buffer_async_write
run #10: crashed: kernel BUG in end_buffer_async_write
run #11: crashed: kernel BUG in end_buffer_async_write
run #12: crashed: kernel BUG in end_buffer_async_write
run #13: crashed: kernel BUG in end_buffer_async_write
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in end_buffer_async_write
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in end_buffer_async_write
run #18: crashed: kernel BUG in end_buffer_async_write
run #19: crashed: kernel BUG in folio_end_writeback
representative crash: kernel BUG in end_buffer_async_write, types: [BUG]
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: d3e5aed293a831ca4dbc91b4841739a2b834845935effbfa56e8f96e3f827321
run #0: crashed: kernel BUG in folio_end_writeback
run #1: crashed: kernel BUG in end_buffer_async_write
run #2: crashed: kernel BUG in folio_end_writeback
run #3: crashed: kernel BUG in end_buffer_async_write
run #4: crashed: kernel BUG in end_buffer_async_write
run #5: crashed: kernel BUG in folio_end_writeback
run #6: crashed: kernel BUG in end_buffer_async_write
run #7: crashed: kernel BUG in end_buffer_async_write
run #8: crashed: kernel BUG in end_buffer_async_write
run #9: crashed: kernel BUG in folio_end_writeback
run #10: crashed: kernel BUG in end_buffer_async_write
run #11: crashed: kernel BUG in end_buffer_async_write
run #12: crashed: kernel BUG in folio_end_writeback
run #13: crashed: kernel BUG in folio_end_writeback
run #14: crashed: kernel BUG in folio_end_writeback
run #15: crashed: kernel BUG in end_buffer_async_write
run #16: crashed: kernel BUG in folio_end_writeback
run #17: crashed: kernel BUG in end_buffer_async_write
run #18: crashed: kernel BUG in folio_end_writeback
run #19: crashed: kernel BUG in end_buffer_async_write
representative crash: kernel BUG in folio_end_writeback, types: [BUG]
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: 6e5d8a1491af120852b280a4872d295454657d78831b5ae9fe7cb5ca4e49009d
run #0: crashed: kernel BUG in folio_end_writeback
run #1: crashed: kernel BUG in end_buffer_async_write
run #2: crashed: kernel BUG in end_buffer_async_write
run #3: crashed: kernel BUG in end_buffer_async_write
run #4: crashed: kernel BUG in end_buffer_async_write
run #5: crashed: kernel BUG in end_buffer_async_write
run #6: crashed: kernel BUG in end_buffer_async_write
run #7: crashed: kernel BUG in folio_end_writeback
run #8: crashed: kernel BUG in end_buffer_async_write
run #9: crashed: kernel BUG in folio_end_writeback
run #10: crashed: kernel BUG in folio_end_writeback
run #11: crashed: kernel BUG in end_buffer_async_write
run #12: crashed: kernel BUG in end_buffer_async_write
run #13: crashed: kernel BUG in folio_end_writeback
run #14: crashed: kernel BUG in end_buffer_async_write
run #15: crashed: kernel BUG in end_buffer_async_write
run #16: crashed: kernel BUG in end_buffer_async_write
run #17: crashed: kernel BUG in end_buffer_async_write
run #18: crashed: kernel BUG in end_buffer_async_write
run #19: crashed: kernel BUG in end_buffer_async_write
representative crash: kernel BUG in folio_end_writeback, types: [BUG]
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: a5d0bb76f332a27bae947695a7411929ff566ecd6e9440b5857f6199817364a9
all runs: boot failed: UBSAN: null-ptr-deref in corrupted
unable to determine the verdict: 0 good runs (wanted 15), for bad wanted 10 in total, got 0
testing release v5.14
testing commit 7d2a07b769330c34b4deabeed939325c77a7ec2f gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 583a4b7f443bf93f40cb4923ff8fbf60beccaf54671c3ca0112b7c0bdd2465e6
all runs: crashed: WARNING in __set_page_dirty
representative crash: WARNING in __set_page_dirty, types: [WARNING]
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: e1c548ffa96ce9229fee9137f0cc552cc4fb7f010a6d86f08943eb736c7bb059
all runs: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
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: 0e3c45709bd5b36f17ff04cafad1695ac4c60723c7ead4c99e47c169c8a139c3
all runs: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
testing release v5.6
testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: f01ecb4eed2d159932e7c26f8cad05fc7d933850af34f36377793aa3f29cd333
all runs: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
testing release v5.3
testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 7baa69e12ae8bbadf991674b297c25be7825ef9d12936bb80d186797c641ed27
all runs: boot failed: can't ssh into the instance
unable to determine the verdict: 0 good runs (wanted 15), for bad wanted 10 in total, got 0
testing release v5.0
testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 91098dbb30807593f9de9320b6119ebe59c7de51f0da00af1c1f4f8c59472662
run #0: crashed: WARNING in account_page_dirtied
run #1: crashed: WARNING in corrupted
run #2: crashed: WARNING in account_page_dirtied
run #3: crashed: WARNING in account_page_dirtied
run #4: crashed: WARNING in account_page_dirtied
run #5: crashed: WARNING in account_page_dirtied
run #6: crashed: WARNING in account_page_dirtied
run #7: crashed: WARNING in account_page_dirtied
run #8: crashed: WARNING in account_page_dirtied
run #9: crashed: WARNING in account_page_dirtied
run #10: crashed: WARNING in account_page_dirtied
run #11: crashed: WARNING in account_page_dirtied
run #12: crashed: WARNING in account_page_dirtied
run #13: crashed: WARNING in account_page_dirtied
run #14: crashed: WARNING in corrupted
run #15: crashed: WARNING in account_page_dirtied
run #16: crashed: WARNING in account_page_dirtied
run #17: crashed: WARNING in account_page_dirtied
run #18: crashed: WARNING in account_page_dirtied
run #19: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
testing release v4.19
testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 18c2a331008ff342828d927a7546dbab566ce9ac427d08e039d86e5f7e6e6133
run #0: crashed: WARNING in account_page_dirtied
run #1: crashed: WARNING in account_page_dirtied
run #2: crashed: WARNING in corrupted
run #3: crashed: WARNING in account_page_dirtied
run #4: crashed: WARNING in account_page_dirtied
run #5: crashed: WARNING in account_page_dirtied
run #6: crashed: WARNING in account_page_dirtied
run #7: crashed: WARNING in account_page_dirtied
run #8: crashed: WARNING in account_page_dirtied
run #9: crashed: WARNING in account_page_dirtied
run #10: crashed: WARNING in account_page_dirtied
run #11: crashed: WARNING in account_page_dirtied
run #12: crashed: WARNING in account_page_dirtied
run #13: crashed: WARNING in corrupted
run #14: crashed: WARNING in account_page_dirtied
run #15: crashed: WARNING in account_page_dirtied
run #16: crashed: WARNING in account_page_dirtied
run #17: crashed: WARNING in account_page_dirtied
run #18: crashed: WARNING in account_page_dirtied
run #19: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
crash still not fixed/happens on the oldest tested release
reproducer is flaky (1.00 repro chance estimate)
revisions tested: 20, total time: 4h37m46.196146767s (build: 2h9m16.802129102s, test: 2h16m30.766642406s)
oldest tested release already had the bug or it had kernel test errors
commit msg: Linux 4.19
crash: WARNING in account_page_dirtied
Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
NILFS (loop2): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
WARNING: CPU: 0 PID: 5094 at include/linux/backing-dev.h:342 inode_to_wb include/linux/backing-dev.h:339 [inline]
WARNING: CPU: 0 PID: 5094 at include/linux/backing-dev.h:342 account_page_dirtied+0x795/0xa30 mm/page-writeback.c:2416
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 5094 Comm: syz-executor.2 Not tainted 4.19.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x15a/0x20a lib/dump_stack.c:113
 panic+0x1c6/0x36b kernel/panic.c:184
 __warn.cold.7+0x1b/0x38 kernel/panic.c:536
 report_bug+0x1a1/0x200 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x200/0x350 arch/x86/kernel/traps.c:296
NILFS (loop1): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:993
RIP: 0010:inode_to_wb include/linux/backing-dev.h:339 [inline]
RIP: 0010:account_page_dirtied+0x795/0xa30 mm/page-writeback.c:2416
Code: c1 ea 03 80 3c 02 00 0f 85 38 02 00 00 49 8b 87 88 01 00 00 be ff ff ff ff 48 8d 78 70 e8 13 58 d8 ff 85 c0 0f 85 18 fa ff ff <0f> 0b e9 11 fa ff ff 4c 89 ee 4c 89 ff e8 89 c5 24 00 e9 c2 f9 ff
RSP: 0018:ffff8800ac466fe0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff8800a0f40430 RCX: ffffed00159a2430
RDX: 1ffffffff0ad30e1 RSI: 0000000000000000 RDI: 0000000000000086
RBP: ffff8800ac467010 R08: 1ffff100159a2430 R09: ffffed00141e8086
R10: ffffed00141e8086 R11: ffff8800a0f40437 R12: ffff8800b2bb9980
R13: ffffea0002bed9c0 R14: ffff8800a0f40120 R15: ffff8800a0f402a8
 __set_page_dirty+0x6d/0x2f0 fs/buffer.c:581
 mark_buffer_dirty+0x2cc/0x430 fs/buffer.c:1110
 nilfs_btree_do_insert fs/nilfs2/btree.c:811 [inline]
 nilfs_btree_do_insert+0x265/0x3c0 fs/nilfs2/btree.c:798
 nilfs_btree_commit_insert fs/nilfs2/btree.c:1212 [inline]
 nilfs_btree_insert+0xfec/0x1d90 fs/nilfs2/btree.c:1240
 nilfs_bmap_do_insert fs/nilfs2/bmap.c:121 [inline]
 nilfs_bmap_insert+0x236/0x3f0 fs/nilfs2/bmap.c:147
 nilfs_mdt_insert_new_block fs/nilfs2/mdt.c:44 [inline]
 nilfs_mdt_create_block fs/nilfs2/mdt.c:93 [inline]
 nilfs_mdt_get_block+0x37c/0x910 fs/nilfs2/mdt.c:254
 nilfs_palloc_get_block.isra.5+0x97/0x270 fs/nilfs2/alloc.c:216
 nilfs_palloc_get_entry_block+0x8c/0xc0 fs/nilfs2/alloc.c:318
 nilfs_dat_prepare_entry fs/nilfs2/dat.c:43 [inline]
 nilfs_dat_prepare_alloc fs/nilfs2/dat.c:69 [inline]
 nilfs_dat_prepare_alloc+0x45/0x80 fs/nilfs2/dat.c:61
 nilfs_bmap_prepare_alloc_ptr fs/nilfs2/bmap.h:183 [inline]
 nilfs_direct_insert+0x32a/0x4d0 fs/nilfs2/direct.c:122
 nilfs_bmap_do_insert fs/nilfs2/bmap.c:121 [inline]
 nilfs_bmap_insert+0x236/0x3f0 fs/nilfs2/bmap.c:147
 nilfs_get_block+0x4a2/0x8c0 fs/nilfs2/inode.c:96
 __block_write_begin_int+0x393/0x1ad0 fs/buffer.c:1966
 __block_write_begin fs/buffer.c:2016 [inline]
 block_write_begin+0x48/0x180 fs/buffer.c:2075
 nilfs_write_begin+0x96/0x130 fs/nilfs2/inode.c:267
 generic_perform_write+0x22f/0x480 mm/filemap.c:3139
 __generic_file_write_iter+0x252/0x510 mm/filemap.c:3232
 generic_file_write_iter+0x302/0x660 mm/filemap.c:3292
 call_write_iter include/linux/fs.h:1808 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x3c4/0x750 fs/read_write.c:487
 vfs_write+0x150/0x4d0 fs/read_write.c:549
 ksys_write+0xcd/0x1b0 fs/read_write.c:598
 __do_sys_write fs/read_write.c:610 [inline]
 __se_sys_write fs/read_write.c:607 [inline]
 __x64_sys_write+0x6e/0xb0 fs/read_write.c:607
 do_syscall_64+0xd0/0x540 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fedf1c52ae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fede94b40c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fedf1d72050 RCX: 00007fedf1c52ae9
RDX: 00000000000000a0 RSI: 0000000020000100 RDI: 0000000000000004
RBP: 00007fedf1c9e47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007fedf1d72050 R15: 00007ffe9ea70938
Kernel Offset: disabled
Rebooting in 86400 seconds..