Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts. Setting up swapspace version 1, size = 127995904 bytes [ 676.517603][ T5099] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k executing program executing program executing program executing program executing program executing program [ 705.841412][ T5119] blktrace: Concurrent blktraces are not allowed on sg0 executing program executing program executing program executing program [ 853.510076][ T5135] blktrace: Concurrent blktraces are not allowed on sg0 [ 860.115570][ T29] INFO: task syz-executor208:5137 blocked for more than 143 seconds. [ 860.123882][ T29] Not tainted 6.7.0-syzkaller-12991-g7a396820222d #0 [ 860.131862][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 860.140851][ T29] task:syz-executor208 state:D stack:29312 pid:5137 tgid:5134 ppid:5112 flags:0x00004006 [ 860.151317][ T29] Call Trace: [ 860.154629][ T29] [ 860.157953][ T29] __schedule+0xf12/0x5c00 [ 860.162578][ T29] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 860.169023][ T29] ? io_schedule_timeout+0x150/0x150 [ 860.174385][ T29] ? schedule+0x1fc/0x270 [ 860.179105][ T29] ? reacquire_held_locks+0x4c0/0x4c0 [ 860.184532][ T29] ? __mutex_lock+0x5b4/0x9d0 [ 860.189580][ T29] ? __mutex_trylock_common+0x78/0x250 [ 860.195119][ T29] schedule+0xe9/0x270 [ 860.199579][ T29] schedule_preempt_disabled+0x13/0x20 [ 860.205127][ T29] __mutex_lock+0x5b9/0x9d0 [ 860.210009][ T29] ? blk_trace_remove+0x1f/0x40 [ 860.214975][ T29] ? mutex_trylock+0x130/0x130 [ 860.220142][ T29] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 860.226406][ T29] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 860.232374][ T29] ? blk_trace_remove+0x1f/0x40 [ 860.238202][ T29] blk_trace_remove+0x1f/0x40 [ 860.242954][ T29] sg_ioctl+0x9ac/0x2760 [ 860.247623][ T29] ? sg_new_write.isra.0+0xaa0/0xaa0 [ 860.252988][ T29] ? sigprocmask+0xf1/0x330 [ 860.257874][ T29] ? __fget_files+0x256/0x400 [ 860.262635][ T29] ? bpf_lsm_file_ioctl+0x9/0x10 [ 860.267912][ T29] ? sg_new_write.isra.0+0xaa0/0xaa0 [ 860.273259][ T29] __x64_sys_ioctl+0x18f/0x210 [ 860.278402][ T29] do_syscall_64+0xd3/0x250 [ 860.283033][ T29] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 860.289388][ T29] RIP: 0033:0x7f61c0ac50d9 [ 860.293889][ T29] RSP: 002b:00007f61c0a60168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 860.302783][ T29] RAX: ffffffffffffffda RBX: 00007f61c0b4c3d8 RCX: 00007f61c0ac50d9 [ 860.311157][ T29] RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000003 [ 860.319426][ T29] RBP: 00007f61c0b4c3d0 R08: 00007ffdb9ff9147 R09: 0000000000000000 [ 860.327689][ T29] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f61c0b4c3dc [ 860.335950][ T29] R13: 000000000000006e R14: 00007ffdb9ff9060 R15: 00007ffdb9ff9148 [ 860.343993][ T29] [ 860.347979][ T29] [ 860.347979][ T29] Showing all locks held in the system: [ 860.355991][ T29] 1 lock held by khungtaskd/29: [ 860.360869][ T29] #0: ffffffff8d1acba0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 [ 860.371208][ T29] 2 locks held by getty/4817: [ 860.375969][ T29] #0: ffff8880297d30a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 [ 860.386200][ T29] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc6/0x1490 [ 860.396700][ T29] 3 locks held by syz-executor208/5136: [ 860.402295][ T29] 1 lock held by syz-executor208/5137: [ 860.408085][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_remove+0x1f/0x40 [ 860.418209][ T29] 1 lock held by syz-executor208/5140: [ 860.423715][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_setup+0x33/0x60 [ 860.433816][ T29] 1 lock held by syz-executor208/5141: [ 860.439564][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_remove+0x1f/0x40 [ 860.449705][ T29] 1 lock held by syz-executor208/5149: [ 860.455201][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_setup+0x33/0x60 [ 860.465716][ T29] 1 lock held by syz-executor208/5152: [ 860.471204][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_remove+0x1f/0x40 [ 860.481667][ T29] 1 lock held by syz-executor208/5151: [ 860.487486][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_setup+0x33/0x60 [ 860.497454][ T29] 1 lock held by syz-executor208/5153: [ 860.502941][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_remove+0x1f/0x40 [ 860.513152][ T29] 1 lock held by syz-executor208/5155: [ 860.518853][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_setup+0x33/0x60 [ 860.528813][ T29] 1 lock held by syz-executor208/5156: [ 860.534295][ T29] #0: ffff88801e9032b0 (&q->debugfs_mutex){+.+.}-{3:3}, at: blk_trace_remove+0x1f/0x40 [ 860.544446][ T29] [ 860.546996][ T29] ============================================= [ 860.546996][ T29] [ 860.555845][ T29] NMI backtrace for cpu 1 [ 860.560210][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.7.0-syzkaller-12991-g7a396820222d #0 [ 860.569709][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 860.579793][ T29] Call Trace: [ 860.583095][ T29] [ 860.586050][ T29] dump_stack_lvl+0xd9/0x1b0 [ 860.590771][ T29] nmi_cpu_backtrace+0x277/0x390 [ 860.595760][ T29] ? lapic_can_unplug_cpu+0xa0/0xa0 [ 860.601018][ T29] nmi_trigger_cpumask_backtrace+0x299/0x300 [ 860.607052][ T29] watchdog+0xf87/0x1210 [ 860.611345][ T29] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 860.617372][ T29] ? lockdep_hardirqs_on+0x7d/0x110 [ 860.622629][ T29] ? __kthread_parkme+0x14b/0x220 [ 860.627699][ T29] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 860.633727][ T29] kthread+0x2c6/0x3a0 [ 860.637842][ T29] ? _raw_spin_unlock_irq+0x23/0x50 [ 860.643085][ T29] ? kthread_complete_and_exit+0x40/0x40 [ 860.648768][ T29] ret_from_fork+0x45/0x80 [ 860.653262][ T29] ? kthread_complete_and_exit+0x40/0x40 [ 860.658965][ T29] ret_from_fork_asm+0x11/0x20 [ 860.663816][ T29] [ 860.666973][ T29] Sending NMI from CPU 1 to CPUs 0: [ 860.672207][ C0] NMI backtrace for cpu 0 [ 860.672217][ C0] CPU: 0 PID: 5136 Comm: syz-executor208 Not tainted 6.7.0-syzkaller-12991-g7a396820222d #0 [ 860.672242][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 860.672255][ C0] RIP: 0010:write_comp_data+0x19/0x80 [ 860.672288][ C0] Code: 8b 80 f0 15 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 49 89 d2 49 89 f8 49 89 f1 65 48 8b 14 25 80 c2 03 00 65 8b 05 bf a6 7b 7e 00 01 ff 00 74 0f f6 c4 01 74 59 8b 82 fc 15 00 00 85 c0 74 4f [ 860.672309][ C0] RSP: 0018:ffffc900045e77e0 EFLAGS: 00000202 [ 860.672327][ C0] RAX: 0000000080000001 RBX: 0000000000000002 RCX: ffffffff813a4c8d [ 860.672341][ C0] RDX: ffff88806d973b80 RSI: 0000000000000003 RDI: 0000000000000001 [ 860.672355][ C0] RBP: ffffffff8ac9ccc0 R08: 0000000000000001 R09: 0000000000000003 [ 860.672369][ C0] R10: 0000000000000002 R11: 0000000000000002 R12: 0000000000000002 [ 860.672387][ C0] R13: 0000000000000001 R14: 0000000000000003 R15: 0000000000000002 [ 860.672400][ C0] FS: 00007f61c0a606c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 860.672422][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 860.672438][ C0] CR2: 000055e6254f9440 CR3: 000000006e15a000 CR4: 00000000003506f0 [ 860.672452][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 860.672465][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 860.672479][ C0] Call Trace: [ 860.672485][ C0] [ 860.672492][ C0] ? show_regs+0x8f/0xa0 [ 860.672520][ C0] ? nmi_cpu_backtrace+0x1d4/0x390 [ 860.672550][ C0] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 860.672584][ C0] ? nmi_handle+0x1a6/0x570 [ 860.672614][ C0] ? write_comp_data+0x19/0x80 [ 860.672642][ C0] ? default_do_nmi+0x6a/0x160 [ 860.672677][ C0] ? exc_nmi+0x186/0x200 [ 860.672711][ C0] ? end_repeat_nmi+0xf/0x2a [ 860.672792][ C0] ? unwind_next_frame+0x77d/0x2390 [ 860.672814][ C0] ? write_comp_data+0x19/0x80 [ 860.672842][ C0] ? write_comp_data+0x19/0x80 [ 860.672871][ C0] ? write_comp_data+0x19/0x80 [ 860.672900][ C0] [ 860.672906][ C0] [ 860.672912][ C0] __sanitizer_cov_trace_switch+0x54/0x90 [ 860.672944][ C0] unwind_next_frame+0x77d/0x2390 [ 860.672967][ C0] ? arch_stack_walk+0xaf/0x170 [ 860.672993][ C0] __unwind_start+0x5a4/0x880 [ 860.673035][ C0] ? write_profile+0x450/0x450 [ 860.673061][ C0] arch_stack_walk+0xaf/0x170 [ 860.673090][ C0] ? arch_stack_walk+0xaf/0x170 [ 860.673117][ C0] stack_trace_save+0x96/0xd0 [ 860.673143][ C0] ? filter_irq_stacks+0x90/0x90 [ 860.673174][ C0] save_stack+0x160/0x1f0 [ 860.673222][ C0] ? register_early_stack+0xd0/0xd0 [ 860.673256][ C0] ? lock_sync+0x190/0x190 [ 860.673289][ C0] __reset_page_owner+0x51/0x2e0 [ 860.673326][ C0] ? rcu_is_watching+0x12/0xb0 [ 860.673358][ C0] free_unref_page_prepare+0x51f/0xb10 [ 860.673406][ C0] free_unref_page+0x33/0x3c0 [ 860.673447][ C0] relay_destroy_buf+0x121/0x3e0 [ 860.673488][ C0] relay_close_buf+0x153/0x1b0 [ 860.673526][ C0] relay_close+0x3a8/0x5d0 [ 860.673565][ C0] blk_trace_free+0x37/0x170 [ 860.673603][ C0] __blk_trace_remove+0x7f/0x130 [ 860.673642][ C0] blk_trace_remove+0x27/0x40 [ 860.673680][ C0] sg_ioctl+0x9ac/0x2760 [ 860.673719][ C0] ? sg_new_write.isra.0+0xaa0/0xaa0 [ 860.673754][ C0] ? sigprocmask+0xf1/0x330 [ 860.673785][ C0] ? __fget_files+0x256/0x400 [ 860.673817][ C0] ? bpf_lsm_file_ioctl+0x9/0x10 [ 860.673846][ C0] ? sg_new_write.isra.0+0xaa0/0xaa0 [ 860.673880][ C0] __x64_sys_ioctl+0x18f/0x210 [ 860.673911][ C0] do_syscall_64+0xd3/0x250 [ 860.673945][ C0] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 860.673972][ C0] RIP: 0033:0x7f61c0ac50d9 [ 860.673990][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 91 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 860.674013][ C0] RSP: 002b:00007f61c0a60168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 860.674034][ C0] RAX: ffffffffffffffda RBX: 00007f61c0b4c3d8 RCX: 00007f61c0ac50d9 [ 860.674050][ C0] RDX: 0000000000000000 RSI: 0000000000001276 RDI: 0000000000000003 [ 860.674064][ C0] RBP: 00007f61c0b4c3d0 R08: 00007ffdb9ff9147 R09: 0000000000000000 [ 860.674079][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f61c0b4c3dc [ 860.674094][ C0] R13: 000000000000006e R14: 00007ffdb9ff9060 R15: 00007ffdb9ff9148 [ 860.674119][ C0] [ 860.674126][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.919 msecs [ 861.113647][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 861.120618][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.7.0-syzkaller-12991-g7a396820222d #0 [ 861.130103][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 861.140185][ T29] Call Trace: [ 861.143489][ T29] [ 861.146442][ T29] dump_stack_lvl+0xd9/0x1b0 [ 861.151078][ T29] panic+0x6dc/0x790 [ 861.155017][ T29] ? panic_smp_self_stop+0xa0/0xa0 [ 861.160174][ T29] ? preempt_schedule_thunk+0x1a/0x30 [ 861.165599][ T29] ? lapic_can_unplug_cpu+0xa0/0xa0 [ 861.170837][ T29] ? preempt_schedule_thunk+0x1a/0x30 [ 861.176267][ T29] ? watchdog+0xd3e/0x1210 [ 861.180722][ T29] ? watchdog+0xd31/0x1210 [ 861.185180][ T29] watchdog+0xd4f/0x1210 [ 861.189471][ T29] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 861.195580][ T29] ? lockdep_hardirqs_on+0x7d/0x110 [ 861.200903][ T29] ? __kthread_parkme+0x14b/0x220 [ 861.205987][ T29] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 861.212009][ T29] kthread+0x2c6/0x3a0 [ 861.216118][ T29] ? _raw_spin_unlock_irq+0x23/0x50 [ 861.221356][ T29] ? kthread_complete_and_exit+0x40/0x40 [ 861.227043][ T29] ret_from_fork+0x45/0x80 [ 861.231498][ T29] ? kthread_complete_and_exit+0x40/0x40 [ 861.237174][ T29] ret_from_fork_asm+0x11/0x20 [ 861.241996][ T29] [ 861.245383][ T29] Kernel Offset: disabled [ 861.249714][ T29] Rebooting in 86400 seconds..