ci starts bisection 2024-01-01 22:14:12.726179381 +0000 UTC m=+877280.322944564
bisecting fixing commit since 815fb87b753055df2d9e50f6cd80eb10235fe3e9
building syzkaller on f819d6f7cb99737851dcaaa51f11190138fd48d5
ensuring issue is reproducible on original commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9

testing commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 1a06d9f455ffb60964dfdbcff7cbb0e5e76ba8487d5a419592dafd247fa8c6fe
run #0: crashed: INFO: trying to register non-static key in psi_account_irqtime
run #1: crashed: general protection fault in corrupted
run #2: crashed: BUG: KASASeaBIOS (version NUM.NUM.NUM-google)
run #3: crashed: kernel panic: corrupted stack end in corrupted
run #4: crashed: UBSAN: shift-out-of-bounds in idr_get_free
run #5: crashed: general protection fault in psi_account_irqtime
run #6: crashed: KASAN: global-out-of-bounds Write in __run_timers
run #7: crashed: general protection fault in corrupted
run #8: crashed: kernel panic: corrupted stack end in corrupted
run #9: crashed: general protection fault in unlink_anon_vmas
run #10: crashed: possible deadlock in console_flush_all
run #11: crashed: general protection fault in enqueue_entity
run #12: crashed: KASAN: slab-use-after-free Read in anon_vma_interval_tree_remove
run #13: crashed: general protection fault,SeaBIOS (version NUM.NUM.NUM-google)
run #14: crashed: general protection fault in corrupted
run #15: crashed: BUG: unable to handle kernel paging request in sched_mm_cid_migrate_to
run #16: crashed: INFO: trying to register non-static key in corrupted
run #17: crashed: general protection fault in posix_get_monotonic_timespec
run #18: crashed: WARNING: locking bug in try_to_wake_up
run #19: crashed: kernel panic: Attempted to kill init!
representative crash: INFO: trying to register non-static key in psi_account_irqtime, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7e0cab6e3c1beb6cf5631c87cd6fdd7140ab2db881ff4d0caf9083f7083dc3ef
run #0: crashed: INFO: trying to register non-static key in process_one_work
run #1: crashed: general protection fault in __fput
run #2: crashed: BUG: unable to handle kernel paging request in corrupted
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in put_dec
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in free_pgtables
run #5: crashed: invalid opcode in __fput
run #6: crashed: general protection fault in timerqueue_add
run #7: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted
run #8: OK
run #9: OK
representative crash: INFO: trying to register non-static key in process_one_work, types: [UNKNOWN]
the bug reproduces without the instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
kconfig minimization: base=3923 full=7659 leaves diff=2005
split chunks (needed=false): <2005>
split chunk #0 of len 2005 into 5 parts
testing without sub-chunk 1/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 41953c8e218bf2358a44aabe0272d7db8c76e360103f6efb398c5b53657926da
run #0: crashed: BUG: unable to handle kernel paging request in leaf_insert_into_buf
run #1: crashed: invalid opcode in corrupted
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in psi_account_irqtime
run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in corrupted
run #4: crashed: BUG: unable to handle kernel paging request in leaf_insert_into_buf
run #5: crashed: BUG: unable to handle kernel paging request in leaf_insert_into_buf
run #6: crashed: BUG: unable to handle kernel paging request in leaf_insert_into_buf
run #7: OK
run #8: OK
run #9: OK
representative crash: BUG: unable to handle kernel paging request in leaf_insert_into_buf, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7507fb22677d71dbd17ab9c3e6920f39af4e0ebef4373249f3dd7ae984a50059
run #0: crashed: invalid opcode in corrupted
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in vma_interval_tree_remove
run #2: crashed: BUG: unable to handle kernel paging request in leaf_insert_into_buf
run #3: crashed: BUG: spinlock bad magic in lockref_get
run #4: crashed: BUG: unable to handle kernel paging request in leaf_insert_into_buf
run #5: crashed: BUG: unable to handle kernel paging request in leaf_insert_into_buf
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: invalid opcode in corrupted, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 04c297190d3943d9242e24d36b466c72da3e9eb4993a64ee93ea674a8e8ae0e7
run #0: crashed: BUG: spinlock bad magic in locks_remove_posix
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in __fput
run #2: crashed: invalid opcode in corrupted
run #3: crashed: BUG: spinlock bad magic in locks_remove_posix
run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in rcu_core
run #5: crashed: BUG: spinlock bad magic in locks_remove_posix
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in prepend_path
run #7: crashed: BUG: spinlock bad magic in locks_remove_posix
run #8: OK
run #9: OK
representative crash: BUG: spinlock bad magic in locks_remove_posix, types: [LOCKDEP UNKNOWN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a77c2a3ef9f2c0c8201b8c1b36db7ae95d8d56ffb5f1ecf65de759b6895b92c3
all runs: OK
false negative chance: 0.000
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 815fb87b753055df2d9e50f6cd80eb10235fe3e9 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b91f05dd92e59ede872880d9e196a7682dcce43675d67d352f123d839cac2943
run #0: crashed: BUG: spinlock bad magic in locks_remove_posix
run #1: crashed: BUG: spinlock bad magic in locks_remove_posix
run #2: crashed: BUG: spinlock bad magic in locks_remove_posix
run #3: crashed: BUG: spinlock bad magic in locks_remove_posix
run #4: crashed: BUG: spinlock bad magic in locks_remove_posix
run #5: crashed: BUG: spinlock bad magic in locks_remove_posix
run #6: crashed: BUG: spinlock bad magic in locks_remove_posix
run #7: crashed: BUG: spinlock bad magic in locks_remove_posix
run #8: OK
run #9: OK
representative crash: BUG: spinlock bad magic in locks_remove_posix, types: [LOCKDEP]
the chunk can be dropped
minimized to 401 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 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_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 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_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 KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing current HEAD 610a9b8f49fbcf1100716370d3b5f6f884a2835a
testing commit 610a9b8f49fbcf1100716370d3b5f6f884a2835a gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: fd9893c7e738349135966d7b6949135a183d41d967975098f8898f11ad5073e4
run #0: crashed: go runtime error
run #1: crashed: BUG: spinlock bad magic in locks_remove_posix
run #2: crashed: invalid opcode in corrupted
run #3: crashed: BUG: spinlock bad magic in locks_remove_posix
run #4: crashed: BUG: spinlock bad magic in locks_remove_posix
run #5: crashed: BUG: spinlock bad magic in locks_remove_posix
run #6: crashed: BUG: spinlock bad magic in locks_remove_posix
run #7: crashed: BUG: spinlock bad magic in locks_remove_posix
run #8: OK
run #9: OK
representative crash: BUG: spinlock bad magic in locks_remove_posix, types: [LOCKDEP]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 2h5m55.773134494s (build: 41m48.559335299s, test: 1h19m23.239933141s)
crash still not fixed or there were kernel test errors
commit msg: Linux 6.7-rc8
crash: BUG: spinlock bad magic in locks_remove_posix
BUG: spinlock bad magic on CPU#1, udevd/1591
 lock: __key.6+0x0/0x10, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0
CPU: 1 PID: 1591 Comm: udevd Not tainted 6.7.0-rc8-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x3d/0x60 lib/dump_stack.c:106
 debug_spin_lock_before kernel/locking/spinlock_debug.c:85 [inline]
 do_raw_spin_lock+0x64/0xb0 kernel/locking/spinlock_debug.c:114
 spin_lock include/linux/spinlock.h:351 [inline]
 posix_lock_inode+0xd6/0xb00 fs/locks.c:1128
 posix_lock_file fs/locks.c:1349 [inline]
 vfs_lock_file fs/locks.c:2291 [inline]
 vfs_lock_file fs/locks.c:2285 [inline]
 locks_remove_posix+0x1a2/0x1b0 fs/locks.c:2569
 filp_flush+0x4a/0x70 fs/open.c:1551
 filp_close+0xe/0x20 fs/open.c:1560
 close_files fs/file.c:432 [inline]
 put_files_struct fs/file.c:447 [inline]
 put_files_struct+0x62/0xc0 fs/file.c:444
 do_exit+0x332/0xb70 kernel/exit.c:864
 do_group_exit+0x32/0xa0 kernel/exit.c:1018
 get_signal+0xb13/0xb20 kernel/signal.c:2904
 arch_do_signal_or_restart+0x39/0x280 arch/x86/kernel/signal.c:309
 exit_to_user_mode_loop kernel/entry/common.c:168 [inline]
 exit_to_user_mode_prepare+0xc3/0x150 kernel/entry/common.c:204
udevd (1591) used greatest stack depth: 13032 bytes left