ci starts bisection 2024-06-12 22:11:02.725646728 +0000 UTC m=+50.908261993
bisecting cause commit starting from 9221b2819b8a4196eecf5476d66201be60fbcf29
building syzkaller on 610f2a54d02f8cf4f2454c03bf679b602e6e59b6
fetch other tags and check if the commit is present
ensuring issue is reproducible on original commit 9221b2819b8a4196eecf5476d66201be60fbcf29

testing commit 9221b2819b8a4196eecf5476d66201be60fbcf29 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3ae78d16745694c9df9f505bca8a9d1cb80cced4348f99cfc39f6fa4cf002bb6
all runs: crashed: KASAN: slab-use-after-free Read in lru_add_fn
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
check whether we can drop unnecessary instrumentation
disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 9221b2819b8a4196eecf5476d66201be60fbcf29 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2adecc679e55d625951d03de7cc2ff84a5dbf74933e0484cfc208f0738a74b5e
all runs: crashed: KASAN: slab-use-after-free Read in lru_add_fn
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
the bug reproduces without the instrumentation
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG LOCKDEP], they are not needed
kconfig minimization: base=3976 full=8037 leaves diff=2019
split chunks (needed=false): <2019>
split chunk #0 of len 2019 into 5 parts
testing without sub-chunk 1/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 9221b2819b8a4196eecf5476d66201be60fbcf29 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c0e0af5b5c0e91cba82b428022076173c622f2ac78cab5d75e91825bd37630b1
all runs: crashed: KASAN: slab-use-after-free Read in lru_add_fn
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 9221b2819b8a4196eecf5476d66201be60fbcf29 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: db7befdca21da843e7cdb24b5fafdcb864f90b002c0b337c5368dc5c7b616388
all runs: crashed: KASAN: slab-use-after-free Read in lru_add_fn
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG LOCKDEP], they are not needed
testing commit 9221b2819b8a4196eecf5476d66201be60fbcf29 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8e94c2ab31119a5c1524aac54c199b9be3d7a1a9e8f629a56985641f72e7fff0
all runs: crashed: KASAN: slab-use-after-free Read in lru_add_fn
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 9221b2819b8a4196eecf5476d66201be60fbcf29 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5788e2a135d1539c3259e54bddee0197d5efd61fa5b5731c80c75607b6e66e08
all runs: OK
false negative chance: 0.000
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 9221b2819b8a4196eecf5476d66201be60fbcf29 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 370f93b94a2b8cb45dfdcbc2bdc45268c6bab6a934712a378ec2715318efbbaf
run #0: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #1: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #2: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #3: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #4: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
the chunk can be dropped
minimized to 404 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 IRQ_TIME_ACCOUNTING 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_ADVANCED NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_CONNTRACK_SNMP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 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 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 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 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 REGMAP_SPI 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 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 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_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_VIRMIDI SND_SOC SND_SOC_I2C_AND_SPI 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 SOFTLOCKUP_DETECTOR_INTR_STORM SOLARIS_X86_PARTITION SONY_FF SOUND SOUNDWIRE 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_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 [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
picked [v6.8 v6.7 v6.6 v6.4 v6.2 v6.0 v5.18 v5.16 v5.13 v5.10 v5.7 v5.4 v5.1 v4.19] out of 31 release tags
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: e6fff6c85de9416745fe56109b07d9151dc6ba17da7847d272be72438f463043
run #0: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #1: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #2: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #3: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #4: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #5: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #6: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #7: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #8: OK
run #9: OK
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
testing release v6.7
testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 86afe9daa8cd7363027082e08e4fa3a734a2932cd22350a09ee8cdbf3be41636
run #0: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #1: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
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: 630b6eb35670f82a2d21764986121709007ee9ff4ed07ea22ffc30de284e0c9b
run #0: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #1: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #2: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #3: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #4: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #5: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #6: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #7: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #8: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #9: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
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: c84968b9289833a805f10af4f4e995ff5131f6fc21f701266aed46cb15980289
run #0: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #1: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #2: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #3: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #4: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #5: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #6: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #7: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #8: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #9: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #10: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #11: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #12: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #13: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #14: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #15: crashed: KASAN: slab-use-after-free Read in lru_add_fn
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: KASAN: slab-use-after-free Read in lru_add_fn, types: [KASAN]
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: 8603f2b0371ebf71681af2930d66a1cf00c61588caf472bb8a3ad48ade8142dc
run #0: crashed: KASAN: use-after-free Read in lru_add_fn
run #1: crashed: KASAN: use-after-free Read in lru_add_fn
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: KASAN: use-after-free Read in lru_add_fn, types: [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: 331dceb5cd1daeaaa15b551644912f43d270e94af60fb0638ae942143b4ab477
run #0: crashed: KASAN: use-after-free Read in lru_add_fn
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: KASAN: use-after-free Read in lru_add_fn, types: [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: ee0eaa5ccbb0ed3bffc75385aed282f48eba409656c295fb64315e6f2c4f5cc7
all runs: crashed: KASAN: use-after-free Read in __pagevec_lru_add
representative crash: KASAN: use-after-free Read in __pagevec_lru_add, 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: 1b705c00a940ed5cd10454b4ae40694ae2582545329eaf1529fac0944e1f9a7b
all runs: crashed: KASAN: use-after-free Read in __pagevec_lru_add
representative crash: KASAN: use-after-free Read in __pagevec_lru_add, types: [KASAN]
testing release v5.13
testing commit 62fb9874f5da54fdb243003b386128037319b219 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4fef7c091be56d4e3c8eeae93400aa8c0d9782a8bb6295e95fc8123bd9841d39
run #0: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #1: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #2: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #3: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #4: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #5: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #6: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: crashed: KASAN: use-after-free Read in __pagevec_lru_add
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: KASAN: use-after-free Read in __pagevec_lru_add, types: [KASAN]
testing release v5.10
testing commit 2c85ebc57b3e1817b6ce1a6b703928e113a90442 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ece84e5a2d43b71423954ff3f12a0d4ffbe189c0a58e5c2a7e3ab17cd132b266
run #0: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #1: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #2: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #3: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #4: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #5: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #6: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #7: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: crashed: KASAN: use-after-free Read in __pagevec_lru_add_fn
representative crash: KASAN: use-after-free Read in __pagevec_lru_add_fn, types: [KASAN]
testing release v5.7
testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 gcc
compiler: gcc version 8.4.1 20210217 (GCC), GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ef364c342b86b2f258cd788a6ebf0bfac94c1cd9f79a491c33ddd876df020081
run #0: crashed: invalid opcode in submit_bh_wbc
run #1: crashed: invalid opcode in submit_bh_wbc
run #2: crashed: invalid opcode in submit_bh_wbc
run #3: crashed: general protection fault in percpu_counter_add_batch
run #4: crashed: invalid opcode in submit_bh_wbc
run #5: crashed: invalid opcode in submit_bh_wbc
run #6: crashed: invalid opcode in submit_bh_wbc
run #7: crashed: general protection fault in percpu_counter_add_batch
run #8: crashed: invalid opcode in submit_bh_wbc
run #9: crashed: invalid opcode in submit_bh_wbc
run #10: crashed: general protection fault in percpu_counter_add_batch
run #11: crashed: invalid opcode in submit_bh_wbc
run #12: crashed: invalid opcode in submit_bh_wbc
run #13: crashed: invalid opcode in submit_bh_wbc
run #14: crashed: invalid opcode in submit_bh_wbc
run #15: crashed: invalid opcode in submit_bh_wbc
run #16: crashed: invalid opcode in submit_bh_wbc
run #17: crashed: invalid opcode in submit_bh_wbc
run #18: crashed: invalid opcode in submit_bh_wbc
run #19: crashed: invalid opcode in submit_bh_wbc
representative crash: invalid opcode in submit_bh_wbc, types: [UNKNOWN]
testing release v5.4
testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 96f07e23a90448f08035941875219fa383d65807d3e56e138784292289996229
run #0: crashed: invalid opcode in submit_bh_wbc
run #1: crashed: invalid opcode in submit_bh_wbc
run #2: crashed: general protection fault in percpu_counter_add_batch
run #3: crashed: invalid opcode in submit_bh_wbc
run #4: crashed: invalid opcode in submit_bh_wbc
run #5: crashed: invalid opcode in submit_bh_wbc
run #6: crashed: invalid opcode in submit_bh_wbc
run #7: crashed: invalid opcode in submit_bh_wbc
run #8: crashed: invalid opcode in submit_bh_wbc
run #9: crashed: general protection fault in percpu_counter_add_batch
run #10: crashed: general protection fault in percpu_counter_add_batch
run #11: crashed: general protection fault in percpu_counter_add_batch
run #12: crashed: invalid opcode in submit_bh_wbc
run #13: crashed: invalid opcode in submit_bh_wbc
run #14: crashed: general protection fault in percpu_counter_add_batch
run #15: crashed: invalid opcode in submit_bh_wbc
run #16: crashed: invalid opcode in submit_bh_wbc
run #17: crashed: invalid opcode in submit_bh_wbc
run #18: crashed: invalid opcode in submit_bh_wbc
run #19: crashed: invalid opcode in submit_bh_wbc
representative crash: invalid opcode in submit_bh_wbc, types: [UNKNOWN]
testing release v5.1
testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: 8082be14672c91504e521dda627f70b054f0f5565b164b03edd8b292d69adb09
all runs: crashed: invalid opcode in submit_bh_wbc
representative crash: invalid opcode in submit_bh_wbc, types: [UNKNOWN]
testing release v4.19
testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d gcc
compiler: gcc version 8.4.1 20210217 (GCC)
kernel signature: ebe402192bef79be35682cece05b7bb92ade1a0dddb946e297737aecefb73a5c
all runs: crashed: no output from test machine
representative crash: no output from test machine, types: [UNKNOWN]
crash still not fixed/happens on the oldest tested release
reproducer is flaky (0.50 repro chance estimate)
revisions tested: 21, total time: 9h51m1.385536482s (build: 4h59m4.035387593s, test: 2h50m19.839729944s)
oldest tested release already had the bug or it had kernel test errors
commit msg: Linux 4.19
crash: no output from test machine