Warning: Permanently added '10.128.1.147' (ED25519) to the list of known hosts. executing program [ 679.721877][ T3583] loop0: detected capacity change from 0 to 32768 [ 679.734203][ T3583] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 679.743473][ T3583] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 679.759158][ T3583] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 679.769279][ T26] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 679.776332][ T26] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 679.811121][ T26] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 34ms [ 679.819232][ T26] gfs2: fsid=syz:syz.0: jid=0: Done [ 679.825008][ T3583] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 860.053578][ T28] INFO: task syz-executor267:3582 blocked for more than 143 seconds. [ 860.061911][ T28] Not tainted 6.1.90-syzkaller #0 [ 860.067656][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 860.076459][ T28] task:syz-executor267 state:D stack:23880 pid:3582 ppid:3580 flags:0x00004002 [ 860.086129][ T28] Call Trace: [ 860.089453][ T28] [ 860.092574][ T28] __schedule+0x142d/0x4550 [ 860.097703][ T28] ? _raw_spin_unlock+0x40/0x40 [ 860.102623][ T28] ? __mod_timer+0x956/0xee0 [ 860.107565][ T28] ? __sched_text_start+0x8/0x8 [ 860.112742][ T28] ? lockdep_softirqs_off+0x420/0x420 [ 860.118743][ T28] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 860.124885][ T28] ? _raw_spin_unlock+0x40/0x40 [ 860.129884][ T28] schedule+0xbf/0x180 [ 860.134347][ T28] schedule_timeout+0x1b9/0x300 [ 860.139245][ T28] ? console_conditional_schedule+0x40/0x40 [ 860.145420][ T28] ? update_process_times+0x1b0/0x1b0 [ 860.152413][ T28] ? prepare_to_wait_event+0x3b5/0x3f0 [ 860.158279][ T28] gfs2_gl_hash_clear+0x19f/0x310 [ 860.163788][ T28] ? gfs2_jindex_free+0x468/0x4f0 [ 860.168936][ T28] ? withdraw_dq+0x240/0x240 [ 860.174081][ T28] ? gfs2_jindex_free+0x495/0x4f0 [ 860.179168][ T28] ? wake_bit_function+0x210/0x210 [ 860.185470][ T28] ? gfs2_setbit+0x630/0x630 [ 860.190129][ T28] ? gfs2_clear_rgrpd+0x6e6/0x710 [ 860.195668][ T28] gfs2_put_super+0x823/0x890 [ 860.200408][ T28] ? gfs2_evict_inode+0x1280/0x1280 [ 860.207352][ T28] generic_shutdown_super+0x130/0x340 [ 860.212861][ T28] kill_block_super+0x7a/0xe0 [ 860.217845][ T28] deactivate_locked_super+0xa0/0x110 [ 860.223753][ T28] cleanup_mnt+0x490/0x520 [ 860.228473][ T28] ? lockdep_hardirqs_on+0x94/0x130 [ 860.233810][ T28] task_work_run+0x246/0x300 [ 860.238517][ T28] ? task_work_cancel+0x2b0/0x2b0 [ 860.243751][ T28] ? exit_to_user_mode_loop+0x39/0x100 [ 860.249529][ T28] exit_to_user_mode_loop+0xde/0x100 [ 860.255046][ T28] exit_to_user_mode_prepare+0xb1/0x140 [ 860.260671][ T28] syscall_exit_to_user_mode+0x60/0x270 [ 860.267250][ T28] do_syscall_64+0x47/0xb0 [ 860.272055][ T28] ? clear_bhb_loop+0x45/0xa0 [ 860.276942][ T28] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 860.283144][ T28] RIP: 0033:0x7f90c961c407 [ 860.287689][ T28] RSP: 002b:00007ffc1417a5f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 860.297051][ T28] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f90c961c407 [ 860.306079][ T28] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc1417a6b0 [ 860.314844][ T28] RBP: 00007ffc1417a6b0 R08: 0000000000000000 R09: 0000000000000000 [ 860.324101][ T28] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffc1417b710 [ 860.333076][ T28] R13: 00005555569fd6c0 R14: 0000000000000001 R15: 431bde82d7b634db [ 860.341440][ T28] [ 860.344831][ T28] [ 860.344831][ T28] Showing all locks held in the system: [ 860.353759][ T28] 1 lock held by rcu_tasks_kthre/12: [ 860.359174][ T28] #0: ffffffff8d12ae50 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 [ 860.369955][ T28] 1 lock held by rcu_tasks_trace/13: [ 860.375506][ T28] #0: ffffffff8d12b650 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 [ 860.386893][ T28] 1 lock held by khungtaskd/28: [ 860.392279][ T28] #0: ffffffff8d12ac80 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 [ 860.403573][ T28] 2 locks held by getty/3303: [ 860.411535][ T28] #0: ffff888028bec098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 860.422374][ T28] #1: ffffc900031262f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 [ 860.433175][ T28] 1 lock held by syz-executor267/3582: [ 860.439967][ T28] #0: ffff88807bc8a0e0 (&type->s_umount_key#42){++++}-{3:3}, at: deactivate_super+0xa9/0xe0 [ 860.456445][ T28] [ 860.459056][ T28] ============================================= [ 860.459056][ T28] [ 860.469713][ T28] NMI backtrace for cpu 0 [ 860.476443][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.90-syzkaller #0 [ 860.485855][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 860.499294][ T28] Call Trace: [ 860.503180][ T28] [ 860.506398][ T28] dump_stack_lvl+0x1e3/0x2cb [ 860.511595][ T28] ? nf_tcp_handle_invalid+0x642/0x642 [ 860.520283][ T28] ? panic+0x764/0x764 [ 860.524830][ T28] ? vprintk_emit+0x622/0x740 [ 860.531524][ T28] ? printk_sprint+0x490/0x490 [ 860.536942][ T28] ? nmi_cpu_backtrace+0x252/0x560 [ 860.543420][ T28] nmi_cpu_backtrace+0x4e1/0x560 [ 860.550299][ T28] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 860.558337][ T28] ? _printk+0xd1/0x111 [ 860.563397][ T28] ? panic+0x764/0x764 [ 860.568894][ T28] ? __wake_up_klogd+0xcc/0x100 [ 860.575214][ T28] ? panic+0x764/0x764 [ 860.581120][ T28] ? nmi_trigger_cpumask_backtrace+0xe2/0x3f0 [ 860.588609][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 860.596547][ T28] nmi_trigger_cpumask_backtrace+0x1b0/0x3f0 [ 860.602992][ T28] watchdog+0xf88/0xfd0 [ 860.608122][ T28] ? watchdog+0x1f8/0xfd0 [ 860.613869][ T28] kthread+0x28d/0x320 [ 860.618741][ T28] ? hungtask_pm_notify+0x50/0x50 [ 860.624521][ T28] ? kthread_blkcg+0xd0/0xd0 [ 860.630269][ T28] ret_from_fork+0x1f/0x30 [ 860.635018][ T28] [ 860.639442][ T28] Sending NMI from CPU 0 to CPUs 1: [ 860.644995][ C1] NMI backtrace for cpu 1 [ 860.645007][ C1] CPU: 1 PID: 46 Comm: kworker/u4:3 Not tainted 6.1.90-syzkaller #0 [ 860.645022][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 860.645031][ C1] Workqueue: events_unbound toggle_allocation_gate [ 860.645120][ C1] RIP: 0010:kasan_check_range+0x1ac/0x290 [ 860.645137][ C1] Code: 4c 89 d5 48 8d 5d 07 48 85 ed 48 0f 49 dd 48 83 e3 f8 48 29 dd 74 12 41 80 39 00 0f 85 a2 00 00 00 49 ff c1 48 ff cd 75 ee 5b <41> 5e 41 5f 5d c3 45 84 f6 75 61 41 f7 c6 00 ff 00 00 75 5d 41 f7 [ 860.645148][ C1] RSP: 0018:ffffc90000b77840 EFLAGS: 00000056 [ 860.645159][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff816a8827 [ 860.645169][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8e738228 [ 860.645178][ C1] RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1ce7046 [ 860.645187][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff9200016ef18 [ 860.645196][ C1] R13: ffffffff8a94bdec R14: fffffbfff1ce7046 R15: dffffc0000000000 [ 860.645207][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 860.645218][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 860.645228][ C1] CR2: 000055a9c4152600 CR3: 000000000ce8e000 CR4: 00000000003506e0 [ 860.645241][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 860.645249][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 860.645257][ C1] Call Trace: [ 860.645262][ C1] [ 860.645268][ C1] ? nmi_cpu_backtrace+0x3de/0x560 [ 860.645288][ C1] ? read_lock_is_recursive+0x10/0x10 [ 860.645309][ C1] ? nmi_trigger_cpumask_backtrace+0x3f0/0x3f0 [ 860.645327][ C1] ? nmi_handle+0x25/0x440 [ 860.645387][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 860.645407][ C1] ? nmi_handle+0x12e/0x440 [ 860.645424][ C1] ? nmi_handle+0x25/0x440 [ 860.645441][ C1] ? kasan_check_range+0x1ac/0x290 [ 860.645454][ C1] ? default_do_nmi+0x62/0x150 [ 860.645467][ C1] ? exc_nmi+0xa8/0x100 [ 860.645479][ C1] ? end_repeat_nmi+0x16/0x31 [ 860.645497][ C1] ? schedule_timeout+0x11c/0x300 [ 860.645513][ C1] ? lock_release+0xc7/0xa20 [ 860.645530][ C1] ? kasan_check_range+0x1ac/0x290 [ 860.645543][ C1] ? kasan_check_range+0x1ac/0x290 [ 860.645557][ C1] ? kasan_check_range+0x1ac/0x290 [ 860.645570][ C1] [ 860.645574][ C1] [ 860.645579][ C1] lock_release+0xc7/0xa20 [ 860.645598][ C1] ? __rwlock_init+0x140/0x140 [ 860.645612][ C1] ? __lock_acquire+0x1f80/0x1f80 [ 860.645629][ C1] ? _raw_spin_lock_irqsave+0xac/0x120 [ 860.645647][ C1] ? alloc_object+0x1e/0x6c0 [ 860.645748][ C1] _raw_spin_unlock_irqrestore+0x75/0x130 [ 860.645765][ C1] ? _raw_spin_unlock+0x40/0x40 [ 860.645783][ C1] schedule_timeout+0x11c/0x300 [ 860.645798][ C1] ? console_conditional_schedule+0x40/0x40 [ 860.645817][ C1] ? prepare_to_wait_event+0x3b5/0x3f0 [ 860.645839][ C1] toggle_allocation_gate+0x23b/0x480 [ 860.645854][ C1] ? show_object+0xa0/0xa0 [ 860.645869][ C1] ? wake_bit_function+0x210/0x210 [ 860.645887][ C1] ? print_irqtrace_events+0x210/0x210 [ 860.645903][ C1] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 860.645919][ C1] ? do_raw_spin_unlock+0x137/0x8a0 [ 860.645936][ C1] ? process_one_work+0x7a9/0x11d0 [ 860.645951][ C1] process_one_work+0x8a9/0x11d0 [ 860.645978][ C1] ? worker_detach_from_pool+0x260/0x260 [ 860.645995][ C1] ? _raw_spin_lock_irqsave+0x120/0x120 [ 860.646009][ C1] ? kthread_data+0x4e/0xc0 [ 860.646029][ C1] ? wq_worker_running+0x97/0x190 [ 860.646083][ C1] worker_thread+0xa47/0x1200 [ 860.646108][ C1] ? _raw_spin_unlock+0x40/0x40 [ 860.646128][ C1] kthread+0x28d/0x320 [ 860.646140][ C1] ? worker_clr_flags+0x190/0x190 [ 860.646154][ C1] ? kthread_blkcg+0xd0/0xd0 [ 860.646167][ C1] ret_from_fork+0x1f/0x30 [ 860.646192][ C1] [ 860.646199][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.204 msecs [ 860.646998][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 861.084225][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.90-syzkaller #0 [ 861.092328][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 861.102734][ T28] Call Trace: [ 861.106297][ T28] [ 861.109238][ T28] dump_stack_lvl+0x1e3/0x2cb [ 861.114044][ T28] ? nf_tcp_handle_invalid+0x642/0x642 [ 861.120141][ T28] ? panic+0x764/0x764 [ 861.124323][ T28] ? vscnprintf+0x59/0x80 [ 861.128874][ T28] panic+0x318/0x764 [ 861.133114][ T28] ? nmi_trigger_cpumask_backtrace+0x2c1/0x3f0 [ 861.140744][ T28] ? memcpy_page_flushcache+0xfc/0xfc [ 861.146619][ T28] ? nmi_trigger_cpumask_backtrace+0x2c1/0x3f0 [ 861.152855][ T28] ? nmi_trigger_cpumask_backtrace+0x33a/0x3f0 [ 861.159414][ T28] ? nmi_trigger_cpumask_backtrace+0x33f/0x3f0 [ 861.165815][ T28] watchdog+0xfc7/0xfd0 [ 861.170971][ T28] ? watchdog+0x1f8/0xfd0 [ 861.175415][ T28] kthread+0x28d/0x320 [ 861.179492][ T28] ? hungtask_pm_notify+0x50/0x50 [ 861.184534][ T28] ? kthread_blkcg+0xd0/0xd0 [ 861.189122][ T28] ret_from_fork+0x1f/0x30 [ 861.194039][ T28] [ 861.197359][ T28] Kernel Offset: disabled [ 861.201803][ T28] Rebooting in 86400 seconds..