ci2 starts bisection 2024-01-07 23:12:24.428928544 +0000 UTC m=+174524.555106832
bisecting cause commit starting from 52b1853b080a082ec3749c3a9577f6c71b1d4a90
building syzkaller on d0304e9cb9f633eb4de1ecbb4e7328ae745198a8
ensuring issue is reproducible on original commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90

testing commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a308cb9d9005e8cd33bc15779f99cb4401e3911397db91f2726676b4eed523ba
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: kernel BUG in __block_write_begin_int
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: kernel BUG in __block_write_begin_int
run #6: crashed: kernel BUG in __block_write_begin_int
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: KASAN: use-after-free Read in nilfs_set_link
run #10: crashed: KASAN: out-of-bounds Read in nilfs_set_link
run #11: crashed: KASAN: use-after-free Read in nilfs_set_link
run #12: crashed: kernel BUG in __block_write_begin_int
run #13: crashed: KASAN: use-after-free Read in nilfs_set_link
run #14: crashed: KASAN: use-after-free Read in nilfs_set_link
run #15: crashed: kernel BUG in __block_write_begin_int
run #16: crashed: KASAN: use-after-free Read in nilfs_set_link
run #17: crashed: kernel BUG in __block_write_begin_int
run #18: crashed: KASAN: use-after-free Read in nilfs_set_link
run #19: crashed: kernel BUG in __block_write_begin_int
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [UBSAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c9a4a01f7b9eccaf4ff3886fe7cb197fbdf2638cc162a3b144cd483e5b420db8
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: kernel BUG in __block_write_begin_int
run #5: crashed: KASAN: use-after-free Read in nilfs_set_link
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: kernel BUG in __block_write_begin_int
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: kernel BUG in __block_write_begin_int
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN BUG]
the bug reproduces without the instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN LOCKDEP], they are not needed
kconfig minimization: base=3915 full=7652 leaves diff=2007
split chunks (needed=false): <2007>
split chunk #0 of len 2007 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e3c42e56051364278f37dbf6e30411365badef4edaeb7ff006f8a0a02e013826
run #0: crashed: kernel BUG in __block_write_begin_int
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: KASAN: out-of-bounds Read in nilfs_set_link
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: kernel BUG in __block_write_begin_int
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [LEAK UBSAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3f57db67fc5a50fcc67cc5c97f2a917961c6a72f8368dfed3d7632bc20164dce
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: kernel BUG in __block_write_begin_int
run #5: crashed: KASAN: use-after-free Read in nilfs_set_link
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: kernel BUG in __block_write_begin_int
run #9: crashed: KASAN: use-after-free Read in nilfs_set_link
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a890cf8b97b9e3fd490217ccb51e8dadd39aabe6b723169ef889f1574f208073
run #0: crashed: kernel BUG in __block_write_begin_int
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: KASAN: use-after-free Read in nilfs_set_link
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: out-of-bounds Read in nilfs_set_link
run #8: crashed: kernel BUG in __block_write_begin_int
run #9: crashed: KASAN: use-after-free Read in nilfs_set_link
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 93d97378c64a320e0ef8276eeb0b27bb7371d52099c9119f385212082386410d
all runs: OK
false negative chance: 0.000
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 52b1853b080a082ec3749c3a9577f6c71b1d4a90 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e1bff9fd0f5a0f02af8f2e0fad695006ce14af4be8fb9be35127b40db882ca48
run #0: crashed: KASAN: out-of-bounds Read in nilfs_set_link
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: kernel BUG in __block_write_begin_int
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: kernel BUG in __block_write_begin_int
representative crash: KASAN: out-of-bounds Read in nilfs_set_link, types: [KASAN]
the chunk can be dropped
minimized to 402 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_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 NLS_UCS2_UTILS 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_DEBUG 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_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 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_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_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE]
disabling configs for [UBSAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
picked [v6.6 v6.5 v6.4 v6.2 v6.0 v5.18 v5.16 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 29 release tags
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: 2ce86ca7d55bc31ac5838e4d2328f03fb836861067d28acde51173f158954110
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: kernel BUG in __block_write_begin_int
run #2: crashed: kernel BUG in __block_write_begin_int
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: KASAN: use-after-free Read in nilfs_set_link
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: kernel BUG in __block_write_begin_int
run #9: crashed: KASAN: use-after-free Read in nilfs_set_link
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN BUG]
testing release v6.5
testing commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 581c4dda8b882ba36bf3027d1ab79598d056d8aeeb8b05a15fa2d12238c25b10
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: kernel BUG in __block_write_begin_int
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: kernel BUG in __block_write_begin_int
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: kernel BUG in __block_write_begin_int
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: KASAN: use-after-free Read in nilfs_set_link
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN BUG]
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: d321ae6c864278f76f11d5e355bda3392f74801bb359ac4ef538c2a111f72f6c
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: kernel BUG in __block_write_begin_int
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: kernel BUG in __block_write_begin_int
run #6: crashed: kernel BUG in __block_write_begin_int
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: KASAN: use-after-free Read in nilfs_set_link
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN 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: a37d1128880b06ddc9f0b6c26ae294e531253514884c6e585dc65e63b1fe1773
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: kernel BUG in __block_write_begin_int
run #2: crashed: kernel BUG in __block_write_begin_int
run #3: crashed: kernel BUG in __block_write_begin_int
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: KASAN: use-after-free Read in nilfs_set_link
run #6: crashed: kernel BUG in __block_write_begin_int
run #7: crashed: kernel BUG in __block_write_begin_int
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: kernel BUG in __block_write_begin_int
representative crash: kernel BUG in __block_write_begin_int, types: [BUG KASAN]
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: f2ff840ecf9b62389af88b504c7f50d5f092b4c0cea6a3ad86ac653ced47cd63
run #0: crashed: kernel BUG in __block_write_begin_int
run #1: crashed: kernel BUG in __block_write_begin_int
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: kernel BUG in __block_write_begin_int
run #4: crashed: kernel BUG in __block_write_begin_int
run #5: crashed: kernel BUG in __block_write_begin_int
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: KASAN: use-after-free Read in nilfs_set_link
run #9: crashed: kernel BUG in __block_write_begin_int
representative crash: kernel BUG in __block_write_begin_int, types: [BUG KASAN]
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: 4afdecf7516caf38a3e8a3136c535cd903a7ea596fc163dd7fd86d0800be40a3
run #0: crashed: KASAN: use-after-free Read in nilfs_set_link
run #1: crashed: KASAN: use-after-free Read in nilfs_set_link
run #2: crashed: KASAN: use-after-free Read in nilfs_set_link
run #3: crashed: KASAN: use-after-free Read in nilfs_set_link
run #4: crashed: KASAN: use-after-free Read in nilfs_set_link
run #5: crashed: KASAN: use-after-free Read in nilfs_set_link
run #6: crashed: KASAN: use-after-free Read in nilfs_set_link
run #7: crashed: KASAN: use-after-free Read in nilfs_set_link
run #8: crashed: kernel BUG in __block_write_begin_int
run #9: crashed: KASAN: use-after-free Read in nilfs_set_link
representative crash: KASAN: use-after-free Read in nilfs_set_link, types: [KASAN]
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: 2ae9043dab85b074ffd2c7e87f84261b48e6fb53cbf6254b9c3baf4e9510e1d4
all runs: crashed: WARNING in __folio_mark_dirty
representative crash: WARNING in __folio_mark_dirty, types: [WARNING]
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: 62b97018b48ea89a27c1cc1195b8d787f121c21c857caf040834b17a9699fbf8
all runs: crashed: WARNING in __set_page_dirty
representative crash: WARNING in __set_page_dirty, types: [WARNING]
testing release v5.11
testing commit f40ddce88593482919761f74910f42f4b84c004b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5061ce65c857285360e692db07bc854bddcd727546765da0ed8158929126a0e6
all runs: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
testing release v5.8
testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c gcc
compiler: gcc (GCC) 8.4.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 327c84937ef7e49a602e4269bf2ab524e0e61a68fb631301779453b8b2c01930
all runs: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
testing release v5.5
testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 09d4e588a210c72e1bf4e6bd716f3f2040cd559a722bbaca4220491be4918a1f
all runs: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
testing release v5.2
testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 92c502a5c5e4a377af32b7c0297322279b3eb8f36928def44a1d6a9fde3c9cf9
all runs: crashed: WARNING in account_page_dirtied
representative crash: WARNING in account_page_dirtied, types: [WARNING]
testing release v4.20
testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 0843f31360a7cf16a44fe2070799bf210f86ea7c334f8812e2ef31e8b9ff753f
all runs: 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: 32a5367090b6e1938a6db2d7c6e35e6d9e406e461d779b54c56474cbdf68426d
all runs: 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
revisions tested: 21, total time: 2h47m38.984205603s (build: 1h34m14.953801482s, test: 1h7m11.353942214s)
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 (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
WARNING: CPU: 1 PID: 3040 at include/linux/backing-dev.h:342 inode_to_wb include/linux/backing-dev.h:339 [inline]
WARNING: CPU: 1 PID: 3040 at include/linux/backing-dev.h:342 account_page_dirtied+0x759/0x9f0 mm/page-writeback.c:2416
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 3040 Comm: segctord Not tainted 4.19.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x10c/0x17a lib/dump_stack.c:113
 panic+0x1c1/0x352 kernel/panic.c:184
 __warn.cold.7+0x1b/0x3b 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+0x213/0x2f0 arch/x86/kernel/traps.c:296
 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+0x759/0x9f0 mm/page-writeback.c:2416
Code: c1 ea 03 80 3c 02 00 0f 85 a4 02 00 00 49 8b 87 88 01 00 00 be ff ff ff ff 48 8d 78 70 e8 ef 2c da ff 85 c0 0f 85 54 fa ff ff <0f> 0b e9 4d fa ff ff 4c 89 ee 4c 89 ff e8 95 14 24 00 e9 fe f9 ff
RSP: 0018:ffff8800ab4b77f0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff88009ea60430 RCX: ffffed0015c9772d
RDX: 1ffffffff0a92d11 RSI: 0000000000000000 RDI: 0000000000000086
RBP: ffff8800ab4b7820 R08: 1ffff10015c9772d R09: ffffed0013d4c024
R10: ffffed0013d4c024 R11: ffff88009ea60123 R12: ffff8800b29c4c80
R13: ffffea0002daf8c0 R14: ffff88009ea60120 R15: ffff88009ea602a8
 __set_page_dirty+0x6d/0x2f0 fs/buffer.c:581
 mark_buffer_dirty+0x2a4/0x3e0 fs/buffer.c:1110
 nilfs_btree_propagate_p fs/nilfs2/btree.c:1890 [inline]
 nilfs_btree_propagate+0x3e6/0xa90 fs/nilfs2/btree.c:2086
 nilfs_bmap_propagate+0x75/0x150 fs/nilfs2/bmap.c:337
 nilfs_collect_dat_data+0x43/0xb0 fs/nilfs2/segment.c:630
 nilfs_segctor_apply_buffers+0x11e/0x410 fs/nilfs2/segment.c:1014
 nilfs_segctor_scan_file+0x431/0x5e0 fs/nilfs2/segment.c:1053
 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1225 [inline]
 nilfs_segctor_collect fs/nilfs2/segment.c:1494 [inline]
 nilfs_segctor_do_construct+0x173d/0x7fe0 fs/nilfs2/segment.c:2036
 nilfs_segctor_construct+0x65b/0x910 fs/nilfs2/segment.c:2372
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2480 [inline]
 nilfs_segctor_thread+0x369/0xc60 fs/nilfs2/segment.c:2563
 kthread+0x2ef/0x3a0 kernel/kthread.c:246
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:413
Kernel Offset: disabled
Rebooting in 86400 seconds..