Warning: Permanently added '10.128.1.3' (ECDSA) to the list of known hosts.
[ 495.486781][ T26] audit: type=1400 audit(1679756308.892:75): avc: denied { execmem } for pid=5097 comm="syz-executor360" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 495.507921][ T26] audit: type=1400 audit(1679756308.912:76): avc: denied { mounton } for pid=5098 comm="syz-executor360" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1
executing program
[ 495.532491][ T26] audit: type=1400 audit(1679756308.912:77): avc: denied { mount } for pid=5098 comm="syz-executor360" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1
[ 495.555468][ T26] audit: type=1400 audit(1679756308.912:78): avc: denied { mounton } for pid=5098 comm="syz-executor360" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1
[ 495.577430][ T26] audit: type=1400 audit(1679756308.962:79): avc: denied { mounton } for pid=5098 comm="syz-executor360" path="/dev/binderfs" dev="devtmpfs" ino=2320 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1
[ 495.600941][ T26] audit: type=1400 audit(1679756308.962:80): avc: denied { mount } for pid=5098 comm="syz-executor360" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1
[ 495.623883][ T26] audit: type=1400 audit(1679756308.962:81): avc: denied { read } for pid=5100 comm="syz-executor360" name="nbd0" dev="devtmpfs" ino=664 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1
[ 495.648280][ T26] audit: type=1400 audit(1679756308.962:82): avc: denied { open } for pid=5100 comm="syz-executor360" path="/dev/nbd0" dev="devtmpfs" ino=664 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1
[ 495.672747][ T26] audit: type=1400 audit(1679756308.962:83): avc: denied { ioctl } for pid=5100 comm="syz-executor360" path="/dev/nbd0" dev="devtmpfs" ino=664 ioctlcmd=0xab07 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1
[ 495.699220][ T5102] nbd0: detected capacity change from 0 to 8
[ 495.810093][ T4392] block nbd0: Receive control failed (result -104)
[ 526.235542][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 30 seconds
[ 555.779905][ T4434] udevd[4434]: worker [5103] /devices/virtual/block/nbd0 is taking a long time
[ 556.315301][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 60 seconds
[ 586.394918][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 90 seconds
[ 616.474908][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 120 seconds
[ 646.554917][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 150 seconds
executing program
[ 675.941957][ T4434] udevd[4434]: worker [5103] /devices/virtual/block/nbd0 timeout; kill it
[ 675.951163][ T5103] ldm_validate_partition_table(): Disk read failed.
[ 675.958005][ T4434] udevd[4434]: seq 7528 '/devices/virtual/block/nbd0' killed
[ 675.958724][ T5103] Dev nbd0: unable to read RDB block 0
[ 675.970940][ T5103] nbd0: unable to read partition table
[ 675.977177][ T5103] nbd0: partition table beyond EOD, truncated
[ 676.634883][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 180 seconds
[ 706.715016][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 210 seconds
[ 736.794929][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 240 seconds
[ 766.874904][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 270 seconds
[ 796.954943][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 300 seconds
[ 827.034941][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 330 seconds
[ 857.114947][ T51] block nbd0: Possible stuck request ffff88801ecd8000: control (read@0,4096B). Runtime 360 seconds
[ 859.674912][ T27] INFO: task udevd:5103 blocked for more than 143 seconds.
[ 859.682281][ T27] Not tainted 6.3.0-rc3-syzkaller-00317-g65aca32efdcb #0
[ 859.690184][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 859.698945][ T27] task:udevd state:D stack:26256 pid:5103 ppid:4434 flags:0x00004006
[ 859.708250][ T27] Call Trace:
[ 859.711543][ T27]
[ 859.714469][ T27] __schedule+0xc91/0x5770
[ 859.719008][ T27] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 859.725121][ T27] ? io_schedule_timeout+0x150/0x150
[ 859.730406][ T27] ? lock_downgrade+0x690/0x690
[ 859.735297][ T27] schedule+0xde/0x1a0
[ 859.739382][ T27] io_schedule+0xbe/0x130
[ 859.743726][ T27] folio_wait_bit_common+0x394/0x9b0
[ 859.749134][ T27] ? filemap_get_folios_contig+0xa70/0xa70
[ 859.754982][ T27] ? __filemap_get_folio+0x253/0xdc0
[ 859.760265][ T27] ? folio_unlock+0xd0/0xd0
[ 859.764837][ T27] __filemap_get_folio+0xbab/0xdc0
[ 859.769959][ T27] ? filemap_add_folio+0x1e0/0x1e0
[ 859.775133][ T27] ? filemap_get_folios_tag+0x8bb/0xba0
[ 859.780689][ T27] truncate_inode_pages_range+0x350/0xec0
[ 859.786528][ T27] ? truncate_inode_partial_folio+0x750/0x750
[ 859.792615][ T27] ? lockdep_hardirqs_on+0x7d/0x100
[ 859.797896][ T27] ? smp_call_function_many_cond+0x4b9/0x13c0
[ 859.804124][ T27] ? __brelse+0xa0/0xa0
[ 859.808515][ T27] ? smp_call_on_cpu+0x270/0x270
[ 859.813517][ T27] ? mutex_lock_io_nested+0x11a0/0x11a0
[ 859.819133][ T27] ? __brelse+0xa0/0xa0
[ 859.823310][ T27] blkdev_flush_mapping+0x140/0x310
[ 859.828685][ T27] blkdev_put_whole+0xd1/0xf0
[ 859.833409][ T27] blkdev_put+0x224/0x770
[ 859.837886][ T27] blkdev_close+0x68/0x80
[ 859.842254][ T27] __fput+0x27c/0xa90
[ 859.846386][ T27] ? blkdev_fsync+0xa0/0xa0
[ 859.850908][ T27] task_work_run+0x16f/0x270
[ 859.855550][ T27] ? task_work_cancel+0x30/0x30
[ 859.860424][ T27] ? do_raw_spin_unlock+0x175/0x230
[ 859.865710][ T27] do_exit+0xad3/0x2960
[ 859.869921][ T27] ? find_held_lock+0x2d/0x110
[ 859.874777][ T27] ? get_signal+0x89d/0x25b0
[ 859.879377][ T27] ? mm_update_next_owner+0x7b0/0x7b0
[ 859.884835][ T27] ? do_raw_spin_lock+0x124/0x2b0
[ 859.889964][ T27] ? spin_bug+0x1c0/0x1c0
[ 859.894296][ T27] do_group_exit+0xd4/0x2a0
[ 859.898914][ T27] get_signal+0x2315/0x25b0
[ 859.903452][ T27] ? exit_signals+0x910/0x910
[ 859.908189][ T27] ? do_sys_openat2+0xa1/0x4c0
[ 859.912985][ T27] arch_do_signal_or_restart+0x79/0x5c0
[ 859.918578][ T27] ? get_sigframe_size+0x10/0x10
[ 859.923528][ T27] ? up_write+0x520/0x520
[ 859.927926][ T27] ? __ia32_sys_open+0x1c0/0x1c0
[ 859.932886][ T27] exit_to_user_mode_prepare+0x15f/0x250
[ 859.938615][ T27] syscall_exit_to_user_mode+0x1d/0x50
[ 859.944131][ T27] do_syscall_64+0x46/0xb0
[ 859.948616][ T27] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 859.954695][ T27] RIP: 0033:0x7f1574b25697
[ 859.959137][ T27] RSP: 002b:00007ffe47d829b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 859.967642][ T27] RAX: 0000000000000008 RBX: 0000565457ce1310 RCX: 00007f1574b25697
[ 859.975689][ T27] RDX: 00000000000a0800 RSI: 0000565457ce1780 RDI: 00000000ffffff9c
[ 859.983712][ T27] RBP: 0000565457ce1780 R08: 0000000000000001 R09: 00007ffe47db6080
[ 859.991891][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
[ 859.999897][ T27] R13: 0000565457d1b8e0 R14: 00007ffe47d82a5c R15: 0000565457cd52c0
[ 860.007973][ T27]
[ 860.011011][ T27] INFO: task syz-executor360:5111 blocked for more than 143 seconds.
[ 860.019132][ T27] Not tainted 6.3.0-rc3-syzkaller-00317-g65aca32efdcb #0
[ 860.026751][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 860.035552][ T27] task:syz-executor360 state:D stack:28496 pid:5111 ppid:5098 flags:0x00000004
[ 860.044823][ T27] Call Trace:
[ 860.048109][ T27]
[ 860.051029][ T27] __schedule+0xc91/0x5770
[ 860.055495][ T27] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 860.061496][ T27] ? io_schedule_timeout+0x150/0x150
[ 860.066886][ T27] ? __mutex_lock+0xa36/0x1350
[ 860.071690][ T27] schedule+0xde/0x1a0
[ 860.075838][ T27] schedule_preempt_disabled+0x13/0x20
[ 860.081321][ T27] __mutex_lock+0xa3b/0x1350
[ 860.086058][ T27] ? blkdev_get_by_dev.part.0+0x9b/0xb80
[ 860.091769][ T27] ? mutex_lock_io_nested+0x11a0/0x11a0
[ 860.097397][ T27] ? _atomic_dec_and_lock+0x96/0x100
[ 860.102752][ T27] ? disk_block_events+0x21/0x140
[ 860.107965][ T27] blkdev_get_by_dev.part.0+0x9b/0xb80
[ 860.113451][ T27] ? devcgroup_check_permission+0x1aa/0x4a0
[ 860.119475][ T27] blkdev_get_by_dev+0x6f/0x90
[ 860.124259][ T27] blkdev_open+0x140/0x2c0
[ 860.128749][ T27] do_dentry_open+0x6cc/0x13f0
[ 860.133597][ T27] ? blkdev_close+0x80/0x80
[ 860.138159][ T27] path_openat+0x1baa/0x2750
[ 860.142774][ T27] ? path_lookupat+0x840/0x840
[ 860.147634][ T27] do_filp_open+0x1ba/0x410
[ 860.152184][ T27] ? may_open_dev+0xf0/0xf0
[ 860.156768][ T27] ? find_held_lock+0x2d/0x110
[ 860.161557][ T27] ? do_raw_spin_lock+0x124/0x2b0
[ 860.166662][ T27] ? spin_bug+0x1c0/0x1c0
[ 860.171017][ T27] ? _raw_spin_unlock+0x28/0x40
[ 860.176001][ T27] ? alloc_fd+0x2e4/0x750
[ 860.180403][ T27] do_sys_openat2+0x16d/0x4c0
[ 860.185137][ T27] ? build_open_flags+0x6f0/0x6f0
[ 860.190183][ T27] ? up_write+0x520/0x520
[ 860.194509][ T27] __x64_sys_openat+0x143/0x1f0
[ 860.199409][ T27] ? __ia32_sys_open+0x1c0/0x1c0
[ 860.204452][ T27] ? syscall_enter_from_user_mode+0x26/0xb0
[ 860.210433][ T27] do_syscall_64+0x39/0xb0
[ 860.214900][ T27] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 860.220804][ T27] RIP: 0033:0x7efc3fbcdc24
[ 860.225289][ T27] RSP: 002b:00007efc3fbbde70 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
[ 860.233726][ T27] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc3fbcdc24
[ 860.241768][ T27] RDX: 0000000000000000 RSI: 00007efc3fbbdef0 RDI: 00000000ffffff9c
[ 860.249822][ T27] RBP: 00007efc3fbbdef0 R08: 0000000000000000 R09: 00007efc3fbbe700
[ 860.257854][ T27] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
[ 860.265900][ T27] R13: 00007efc3fc621a4 R14: 64626e2f7665642f R15: 0000000000022000
[ 860.273867][ T27]
[ 860.276949][ T27]
[ 860.276949][ T27] Showing all locks held in the system:
[ 860.284718][ T27] 1 lock held by rcu_tasks_kthre/11:
[ 860.290004][ T27] #0: ffffffff8c791bb0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[ 860.300571][ T27] 1 lock held by rcu_tasks_trace/12:
[ 860.305912][ T27] #0: ffffffff8c7918b0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[ 860.316991][ T27] 1 lock held by khungtaskd/27:
[ 860.321842][ T27] #0: ffffffff8c792700 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340
[ 860.331780][ T27] 2 locks held by getty/4746:
[ 860.336487][ T27] #0: ffff88814b6ec098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80
[ 860.346351][ T27] #1: ffffc900020482f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef4/0x13e0
[ 860.356586][ T27] 1 lock held by udevd/5103:
[ 860.361174][ T27] #0: ffff88801eae04c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xc0/0x770
[ 860.370554][ T27] 1 lock held by syz-executor360/5111:
[ 860.376088][ T27] #0: ffff88801eae04c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev.part.0+0x9b/0xb80
[ 860.386702][ T27]
[ 860.389028][ T27] =============================================
[ 860.389028][ T27]
[ 860.397638][ T27] NMI backtrace for cpu 1
[ 860.401965][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.3.0-rc3-syzkaller-00317-g65aca32efdcb #0
[ 860.411751][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 860.421792][ T27] Call Trace:
[ 860.425063][ T27]
[ 860.427984][ T27] dump_stack_lvl+0xd9/0x150
[ 860.432571][ T27] nmi_cpu_backtrace+0x29c/0x350
[ 860.437517][ T27] ? lapic_can_unplug_cpu+0xa0/0xa0
[ 860.442705][ T27] nmi_trigger_cpumask_backtrace+0x2a4/0x300
[ 860.448674][ T27] watchdog+0xe16/0x1090
[ 860.452954][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 860.458947][ T27] kthread+0x2e8/0x3a0
[ 860.463004][ T27] ? kthread_complete_and_exit+0x40/0x40
[ 860.468620][ T27] ret_from_fork+0x1f/0x30
[ 860.473040][ T27]
[ 860.476153][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 860.481383][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt+0x40/0x50
[ 860.482362][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 860.497358][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.3.0-rc3-syzkaller-00317-g65aca32efdcb #0
[ 860.507149][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
[ 860.517204][ T27] Call Trace:
[ 860.520469][ T27]
[ 860.523399][ T27] dump_stack_lvl+0xd9/0x150
[ 860.527983][ T27] panic+0x688/0x730
[ 860.531869][ T27] ? panic_smp_self_stop+0x90/0x90
[ 860.536975][ T27] ? irq_work_claim+0x76/0x90
[ 860.541714][ T27] ? lapic_can_unplug_cpu+0xa0/0xa0
[ 860.546925][ T27] ? irq_work_queue+0x2d/0x80
[ 860.551618][ T27] ? watchdog+0xbe8/0x1090
[ 860.556044][ T27] watchdog+0xbf9/0x1090
[ 860.560298][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 860.566289][ T27] kthread+0x2e8/0x3a0
[ 860.570369][ T27] ? kthread_complete_and_exit+0x40/0x40
[ 860.576089][ T27] ret_from_fork+0x1f/0x30
[ 860.580514][ T27]
[ 860.583759][ T27] Kernel Offset: disabled
[ 860.588083][ T27] Rebooting in 86400 seconds..