Warning: Permanently added '10.128.1.14' (ECDSA) to the list of known hosts.
executing program
[ 553.297212][ T5053] nbd0: detected capacity change from 0 to 262
[ 553.456261][ T4428] block nbd0: Receive control failed (result -104)
[ 553.463473][ T5053] block nbd0: shutting down sockets
[ 553.469450][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 553.478624][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 553.486527][ T5050] ldm_validate_partition_table(): Disk read failed.
[ 553.493305][ T5050] Dev nbd0: unable to read RDB block 0
[ 553.498914][ T5050] nbd0: unable to read partition table
executing program
[ 553.504586][ T5050] nbd0: partition table beyond EOD, truncated
[ 553.566565][ T5055] nbd0: detected capacity change from 0 to 262
[ 553.726482][ T4428] block nbd0: Receive control failed (result -104)
[ 553.726855][ T5055] block nbd0: shutting down sockets
[ 553.738632][ C1] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 553.747719][ C1] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 553.755627][ T5050] ldm_validate_partition_table(): Disk read failed.
[ 553.762229][ T5050] Dev nbd0: unable to read RDB block 0
[ 553.767763][ T5050] nbd0: unable to read partition table
executing program
[ 553.773375][ T5050] nbd0: partition table beyond EOD, truncated
[ 553.836490][ T5057] nbd0: detected capacity change from 0 to 262
[ 553.997008][ T4428] block nbd0: Receive control failed (result -104)
[ 553.997396][ T5057] block nbd0: shutting down sockets
[ 554.009275][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 554.018310][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 554.026230][ T5050] ldm_validate_partition_table(): Disk read failed.
[ 554.032867][ T5050] Dev nbd0: unable to read RDB block 0
[ 554.038397][ T5050] nbd0: unable to read partition table
executing program
[ 554.044012][ T5050] nbd0: partition table beyond EOD, truncated
[ 554.086174][ T5059] nbd0: detected capacity change from 0 to 262
[ 554.245743][ T4428] block nbd0: Receive control failed (result -104)
[ 554.254071][ T5059] block nbd0: shutting down sockets
[ 554.260114][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 554.269203][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 554.277013][ T5050] ldm_validate_partition_table(): Disk read failed.
[ 554.283703][ T5050] Dev nbd0: unable to read RDB block 0
[ 554.289314][ T5050] nbd0: unable to read partition table
executing program
[ 554.294963][ T5050] nbd0: partition table beyond EOD, truncated
[ 554.376065][ T5062] nbd0: detected capacity change from 0 to 262
[ 554.517937][ T4428] block nbd0: Receive control failed (result -104)
[ 554.518400][ T5062] block nbd0: shutting down sockets
[ 554.530281][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 554.539342][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 554.547272][ T5050] ldm_validate_partition_table(): Disk read failed.
[ 554.553898][ T5050] Dev nbd0: unable to read RDB block 0
[ 554.559509][ T5050] nbd0: unable to read partition table
executing program
[ 554.565120][ T5050] nbd0: partition table beyond EOD, truncated
[ 554.646122][ T5065] nbd0: detected capacity change from 0 to 262
[ 554.788812][ T4428] block nbd0: Receive control failed (result -104)
[ 554.795816][ T5065] block nbd0: shutting down sockets
[ 554.802261][ C0] I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
[ 554.811354][ C0] Buffer I/O error on dev nbd0, logical block 0, async page read
[ 554.819267][ T5050] ldm_validate_partition_table(): Disk read failed.
[ 554.826015][ T5050] Dev nbd0: unable to read RDB block 0
[ 554.831484][ T5050] nbd0: unable to read partition table
executing program
[ 554.837291][ T5050] nbd0: partition table beyond EOD, truncated
[ 554.895991][ T5067] nbd0: detected capacity change from 0 to 262
[ 555.056932][ T4428] block nbd0: Receive control failed (result -104)
[ 585.306374][ T92] block nbd0: Possible stuck request ffff88801f658800: control (read@0,4096B). Runtime 30 seconds
[ 614.972700][ T4474] udevd[4474]: worker [5050] /devices/virtual/block/nbd0 is taking a long time
[ 615.385577][ T92] block nbd0: Possible stuck request ffff88801f658800: control (read@0,4096B). Runtime 60 seconds
[ 645.465528][ T92] block nbd0: Possible stuck request ffff88801f658800: control (read@0,4096B). Runtime 90 seconds
[ 675.545542][ T92] block nbd0: Possible stuck request ffff88801f658800: control (read@0,4096B). Runtime 120 seconds
[ 705.625521][ T92] block nbd0: Possible stuck request ffff88801f658800: control (read@0,4096B). Runtime 150 seconds
[ 715.865453][ T27] INFO: task syz-executor192:5067 blocked for more than 143 seconds.
[ 715.873709][ T27] Not tainted 6.4.0-syzkaller-12155-ga452483508d7 #0
[ 715.880955][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 715.889654][ T27] task:syz-executor192 state:D stack:28080 pid:5067 ppid:5049 flags:0x00004006
[ 715.898985][ T27] Call Trace:
[ 715.902275][ T27] <TASK>
[ 715.905197][ T27] __schedule+0xc9a/0x5880
[ 715.909675][ T27] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 715.915707][ T27] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 715.921724][ T27] ? io_schedule_timeout+0x150/0x150
[ 715.927071][ T27] ? __mutex_lock+0xa36/0x1350
[ 715.931868][ T27] schedule+0xde/0x1a0
[ 715.936008][ T27] schedule_preempt_disabled+0x13/0x20
[ 715.941479][ T27] __mutex_lock+0xa3b/0x1350
[ 715.946103][ T27] ? blkdev_put+0xb0/0x8a0
[ 715.950525][ T27] ? mutex_lock_io_nested+0x11a0/0x11a0
[ 715.956129][ T27] ? do_raw_spin_unlock+0x175/0x230
[ 715.961339][ T27] ? filemap_check_errors+0xa9/0x150
[ 715.966663][ T27] blkdev_put+0xb0/0x8a0
[ 715.970910][ T27] ? blkdev_fsync+0xd0/0xd0
[ 715.975486][ T27] blkdev_release+0x82/0xa0
[ 715.980008][ T27] __fput+0x40c/0xad0
[ 715.983984][ T27] task_work_run+0x16f/0x270
[ 715.988633][ T27] ? task_work_cancel+0x30/0x30
[ 715.994628][ T27] ? wait_for_completion_io_timeout+0x20/0x20
[ 716.000763][ T27] ? spin_bug+0x1c0/0x1c0
[ 716.005106][ T27] get_signal+0x1c7/0x25f0
[ 716.009573][ T27] ? nbd_ioctl+0x47a/0xce0
[ 716.014008][ T27] ? exit_signals+0x910/0x910
[ 716.018746][ T27] ? nbd_start_device+0xdd0/0xdd0
[ 716.023791][ T27] ? __virt_addr_valid+0x61/0x2e0
[ 716.028885][ T27] arch_do_signal_or_restart+0x79/0x5c0
[ 716.034443][ T27] ? get_sigframe_size+0x10/0x10
[ 716.039422][ T27] ? task_work_add+0x18e/0x2c0
[ 716.044198][ T27] ? task_work_func_match+0x40/0x40
[ 716.049428][ T27] ? blkdev_ioctl+0x116/0x760
[ 716.054116][ T27] ? blkdev_common_ioctl+0x1be0/0x1be0
[ 716.059626][ T27] exit_to_user_mode_prepare+0x11f/0x240
[ 716.065277][ T27] syscall_exit_to_user_mode+0x1d/0x50
[ 716.070783][ T27] do_syscall_64+0x46/0xb0
[ 716.075188][ T27] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 716.081127][ T27] RIP: 0033:0x7f554392c239
[ 716.085563][ T27] RSP: 002b:00007f55438d9308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 716.094412][ T27] RAX: 0000000000000000 RBX: 00007f55439b0408 RCX: 00007f554392c239
[ 716.102439][ T27] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 716.110478][ T27] RBP: 00007f55439b0400 R08: 0000000000000000 R09: 0000000000000000
[ 716.118492][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f55439b040c
[ 716.126489][ T27] R13: 00007f554397d1a4 R14: 64626e2f7665642f R15: 0000000000022000
[ 716.134628][ T27] </TASK>
[ 716.137723][ T27]
[ 716.137723][ T27] Showing all locks held in the system:
[ 716.145485][ T27] 1 lock held by rcu_tasks_kthre/13:
[ 716.150807][ T27] #0: ffffffff8c9a3af0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[ 716.161420][ T27] 1 lock held by rcu_tasks_trace/14:
[ 716.166749][ T27] #0: ffffffff8c9a37f0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80
[ 716.177784][ T27] 1 lock held by khungtaskd/27:
[ 716.182661][ T27] #0: ffffffff8c9a4700 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340
[ 716.192580][ T27] 2 locks held by getty/4778:
[ 716.197284][ T27] #0: ffff888028b8f098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80
[ 716.207186][ T27] #1: ffffc900015902f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xf08/0x13f0
[ 716.217355][ T27] 1 lock held by udevd/5050:
[ 716.221921][ T27] #0: ffff88801f5bc4c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev.part.0+0x4ff/0xb50
[ 716.232580][ T27] 1 lock held by syz-executor192/5067:
[ 716.238087][ T27] #0: ffff88801f5bc4c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xb0/0x8a0
[ 716.247468][ T27]
[ 716.249791][ T27] =============================================
[ 716.249791][ T27]
[ 716.258267][ T27] NMI backtrace for cpu 0
[ 716.262592][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 6.4.0-syzkaller-12155-ga452483508d7 #0
[ 716.272036][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 716.282085][ T27] Call Trace:
[ 716.285355][ T27] <TASK>
[ 716.288298][ T27] dump_stack_lvl+0xd9/0x150
[ 716.292914][ T27] nmi_cpu_backtrace+0x29c/0x350
[ 716.297851][ T27] ? lapic_can_unplug_cpu+0xa0/0xa0
[ 716.303046][ T27] nmi_trigger_cpumask_backtrace+0x2a4/0x300
[ 716.309112][ T27] watchdog+0xe16/0x1090
[ 716.313412][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 716.319432][ T27] kthread+0x344/0x440
[ 716.323498][ T27] ? kthread_complete_and_exit+0x40/0x40
[ 716.329160][ T27] ret_from_fork+0x1f/0x30
[ 716.333600][ T27] </TASK>
[ 716.336727][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 716.341953][ C1] NMI backtrace for cpu 1
[ 716.341960][ C1] CPU: 1 PID: 47 Comm: kworker/u4:3 Not tainted 6.4.0-syzkaller-12155-ga452483508d7 #0
[ 716.341973][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 716.341980][ C1] Workqueue: events_unbound toggle_allocation_gate
[ 716.341997][ C1] RIP: 0010:smp_call_function_many_cond+0x699/0x1720
[ 716.342016][ C1] Code: 0b 00 85 ed 74 48 48 8b 44 24 08 49 89 c4 83 e0 07 49 c1 ec 03 48 89 c5 4d 01 f4 83 c5 03 e8 ee 53 0b 00 f3 90 41 0f b6 04 24 <40> 38 c5 7c 08 84 c0 0f 85 d1 0d 00 00 8b 43 08 31 ff 83 e0 01 41
[ 716.342026][ C1] RSP: 0018:ffffc90000b87948 EFLAGS: 00000293
[ 716.342035][ C1] RAX: 0000000000000000 RBX: ffff8880b9844fe0 RCX: 0000000000000000
[ 716.342042][ C1] RDX: ffff888017a53b80 RSI: ffffffff81798b82 RDI: 0000000000000005
[ 716.342049][ C1] RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
[ 716.342056][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: ffffed10173089fd
[ 716.342063][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000001
[ 716.342072][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 716.342083][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 716.342091][ C1] CR2: 000055a8242853d0 CR3: 000000000c775000 CR4: 0000000000350ee0
[ 716.342098][ C1] Call Trace:
[ 716.342101][ C1] <NMI>
[ 716.342105][ C1] ? nmi_cpu_backtrace+0x1d0/0x350
[ 716.342124][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10
[ 716.342142][ C1] ? nmi_handle+0x13d/0x400
[ 716.342156][ C1] ? irqentry_nmi_enter+0x80/0x90
[ 716.342171][ C1] ? smp_call_function_many_cond+0x699/0x1720
[ 716.342187][ C1] ? default_do_nmi+0x6b/0x170
[ 716.342199][ C1] ? exc_nmi+0x171/0x1e0
[ 716.342210][ C1] ? end_repeat_nmi+0x16/0x31
[ 716.342224][ C1] ? smp_call_function_many_cond+0x692/0x1720
[ 716.342240][ C1] ? smp_call_function_many_cond+0x699/0x1720
[ 716.342256][ C1] ? smp_call_function_many_cond+0x699/0x1720
[ 716.342273][ C1] ? smp_call_function_many_cond+0x699/0x1720
[ 716.342294][ C1] </NMI>
[ 716.342297][ C1] <TASK>
[ 716.342302][ C1] ? __text_poke+0x890/0x890
[ 716.342314][ C1] ? trace_csd_function_entry+0x1a0/0x1a0
[ 716.342329][ C1] ? perf_event_bpf_event+0x4d0/0x4d0
[ 716.342349][ C1] ? apply_relocation+0x630/0x630
[ 716.342360][ C1] ? __text_poke+0x890/0x890
[ 716.342370][ C1] on_each_cpu_cond_mask+0x5a/0xa0
[ 716.342385][ C1] ? __kmem_cache_alloc_node+0xd2/0x350
[ 716.342402][ C1] text_poke_bp_batch+0x43b/0x780
[ 716.342415][ C1] ? do_sync_core+0x30/0x30
[ 716.342426][ C1] ? arch_jump_label_transform_queue+0xa4/0x100
[ 716.342444][ C1] ? __jump_label_update+0x296/0x410
[ 716.342460][ C1] text_poke_finish+0x1a/0x30
[ 716.342471][ C1] arch_jump_label_transform_apply+0x17/0x30
[ 716.342488][ C1] jump_label_update+0x32f/0x410
[ 716.342504][ C1] static_key_disable_cpuslocked+0x156/0x1b0
[ 716.342521][ C1] static_key_disable+0x1a/0x20
[ 716.342535][ C1] toggle_allocation_gate+0x143/0x230
[ 716.342547][ C1] ? wake_up_kfence_timer+0x30/0x30
[ 716.342559][ C1] ? prepare_to_swait_exclusive+0x240/0x240
[ 716.342575][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 716.342594][ C1] process_one_work+0xa34/0x16f0
[ 716.342610][ C1] ? lock_sync+0x190/0x190
[ 716.342625][ C1] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 716.342640][ C1] ? spin_bug+0x1c0/0x1c0
[ 716.342655][ C1] ? _raw_spin_lock_irq+0x45/0x50
[ 716.342673][ C1] worker_thread+0x67d/0x10c0
[ 716.342689][ C1] ? process_one_work+0x16f0/0x16f0
[ 716.342703][ C1] kthread+0x344/0x440
[ 716.342715][ C1] ? kthread_complete_and_exit+0x40/0x40
[ 716.342728][ C1] ret_from_fork+0x1f/0x30
[ 716.342748][ C1] </TASK>
[ 716.342995][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 716.707814][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 6.4.0-syzkaller-12155-ga452483508d7 #0
[ 716.717347][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
[ 716.727389][ T27] Call Trace:
[ 716.730654][ T27] <TASK>
[ 716.733571][ T27] dump_stack_lvl+0xd9/0x150
[ 716.738182][ T27] panic+0x686/0x730
[ 716.742071][ T27] ? panic_smp_self_stop+0xa0/0xa0
[ 716.747179][ T27] ? lapic_can_unplug_cpu+0xa0/0xa0
[ 716.752376][ T27] ? preempt_schedule_thunk+0x1a/0x30
[ 716.757752][ T27] ? watchdog+0xbe8/0x1090
[ 716.762170][ T27] watchdog+0xbf9/0x1090
[ 716.766436][ T27] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 716.772420][ T27] kthread+0x344/0x440
[ 716.776480][ T27] ? kthread_complete_and_exit+0x40/0x40
[ 716.782112][ T27] ret_from_fork+0x1f/0x30
[ 716.786535][ T27] </TASK>
[ 716.790508][ T27] Kernel Offset: disabled
[ 716.794822][ T27] Rebooting in 86400 seconds..