Warning: Permanently added '10.128.0.97' (ED25519) to the list of known hosts. executing program [ 153.846951][ T5653] loop0: detected capacity change from 0 to 32768 [ 153.856355][ T5653] ======================================================= [ 153.856355][ T5653] WARNING: The mand mount option has been deprecated and [ 153.856355][ T5653] and is ignored by this kernel. Remove the mand [ 153.856355][ T5653] option from the mount to silence this warning. [ 153.856355][ T5653] ======================================================= [ 153.899882][ T5653] workqueue: name exceeds WQ_NAME_LEN. Truncating to: gfs2-delete/ȭujVgJ! [ 153.915361][ T5653] gfs2: fsid=ȭujVgJ!}: Trying to join cluster "lock_nolock", "ȭujVgJ!}" [ 153.925969][ T5653] gfs2: fsid=ȭujVgJ!}: Now mounting FS (format 1801)... [ 153.976378][ T5653] gfs2: fsid=ȭujVgJ!}.0: journal 0 mapped with 3 extents in 1ms [ 153.991604][ T10] gfs2: fsid=ȭujVgJ!}.0: jid=0, already locked for use [ 154.000843][ T10] gfs2: fsid=ȭujVgJ!}.0: jid=0: Looking at journal... [ 429.161696][ T31] INFO: task kworker/0:1:10 blocked in I/O wait for more than 143 seconds. [ 429.170390][ T31] Not tainted syzkaller #0 [ 429.175425][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.185025][ T31] task:kworker/0:1 state:D stack:25848 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 429.197218][ T31] Workqueue: gfs2_recovery gfs2_recover_func [ 429.203369][ T31] Call Trace: [ 429.206650][ T31] [ 429.209579][ T31] __schedule+0x1295/0x67a0 [ 429.214230][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.219920][ T31] ? __pfx___schedule+0x10/0x10 [ 429.224865][ T31] ? find_held_lock+0x2b/0x80 [ 429.229594][ T31] ? schedule+0x2bf/0x390 [ 429.234089][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.239789][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.245569][ T31] schedule+0xdd/0x390 [ 429.249817][ T31] io_schedule+0x8a/0xf0 [ 429.254194][ T31] folio_wait_bit_common+0x414/0xa70 [ 429.259516][ T31] ? folio_wait_bit_common+0x2a0/0xa70 [ 429.265071][ T31] ? __pfx_folio_wait_bit_common+0x10/0x10 [ 429.270915][ T31] ? __pfx_blk_cgroup_bio_start+0x10/0x10 [ 429.276731][ T31] ? __pfx_wake_page_function+0x10/0x10 [ 429.282365][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.288011][ T31] ? __filemap_get_folio_mpol+0x3ba/0xe70 [ 429.293877][ T31] gfs2_jhead_process_page+0x5ed/0x780 [ 429.299406][ T31] ? __pfx_gfs2_jhead_process_page+0x10/0x10 [ 429.305485][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.311167][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.316920][ T31] ? submit_bio_noacct+0x651/0x2000 [ 429.322281][ T31] gfs2_find_jhead+0x8b1/0xdb0 [ 429.327095][ T31] ? __pfx_gfs2_find_jhead+0x10/0x10 [ 429.332476][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.338137][ T31] ? gfs2_jdesc_check+0x239/0x2f0 [ 429.343254][ T31] gfs2_recover_func.cold+0x586/0x1d24 [ 429.348768][ T31] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 429.355006][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.360671][ T31] ? arch_stack_walk+0x94/0xf0 [ 429.365520][ T31] ? ret_from_fork_asm+0x1a/0x30 [ 429.370509][ T31] ? __pfx_gfs2_recover_func+0x10/0x10 [ 429.376068][ T31] ? irqentry_exit+0x24d/0x970 [ 429.380905][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.386637][ T31] ? lockdep_hardirqs_on+0x78/0x100 [ 429.391914][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.397555][ T31] ? irqentry_exit+0x24d/0x970 [ 429.402421][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.408112][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.413820][ T31] ? rcu_is_watching+0x12/0xc0 [ 429.418627][ T31] ? process_one_work+0xa0e/0x1980 [ 429.423815][ T31] ? __pfx_gfs2_recover_func+0x10/0x10 [ 429.429336][ T31] process_one_work+0xa0e/0x1980 [ 429.435060][ T31] ? __pfx_process_one_work+0x10/0x10 [ 429.440489][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.446255][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.452014][ T31] worker_thread+0x5ef/0xe50 [ 429.456660][ T31] ? __pfx_worker_thread+0x10/0x10 [ 429.461914][ T31] ? kthread+0x13a/0x450 [ 429.466196][ T31] ? __pfx_worker_thread+0x10/0x10 [ 429.471325][ T31] kthread+0x370/0x450 [ 429.475535][ T31] ? __pfx_kthread+0x10/0x10 [ 429.480180][ T31] ret_from_fork+0x72b/0xd50 [ 429.484871][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 429.490032][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.495783][ T31] ? __switch_to+0x800/0x1100 [ 429.500513][ T31] ? __switch_to_asm+0x39/0x70 [ 429.505375][ T31] ? __pfx_kthread+0x10/0x10 [ 429.510010][ T31] ret_from_fork_asm+0x1a/0x30 [ 429.514906][ T31] [ 429.518095][ T31] INFO: task syz-executor244:5653 blocked for more than 143 seconds. [ 429.526250][ T31] Not tainted syzkaller #0 [ 429.531204][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.539969][ T31] task:syz-executor244 state:D stack:24088 pid:5653 tgid:5653 ppid:5652 task_flags:0x400140 flags:0x00080802 [ 429.552083][ T31] Call Trace: [ 429.555381][ T31] [ 429.558326][ T31] __schedule+0x1295/0x67a0 [ 429.562920][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.568620][ T31] ? __pfx___schedule+0x10/0x10 [ 429.573551][ T31] ? find_held_lock+0x2b/0x80 [ 429.578280][ T31] ? schedule+0x2bf/0x390 [ 429.582696][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.588367][ T31] schedule+0xdd/0x390 [ 429.592500][ T31] bit_wait+0xd/0xe0 [ 429.596458][ T31] __wait_on_bit+0x65/0x180 [ 429.600975][ T31] ? __pfx_bit_wait+0x10/0x10 [ 429.605726][ T31] out_of_line_wait_on_bit+0xdc/0x110 [ 429.611136][ T31] ? __pfx_out_of_line_wait_on_bit+0x10/0x10 [ 429.617181][ T31] ? __pfx_wake_bit_function+0x10/0x10 [ 429.622725][ T31] ? lockdep_hardirqs_on+0x78/0x100 [ 429.627946][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.633641][ T31] gfs2_recover_journal+0x145/0x160 [ 429.638881][ T31] init_inodes+0x10f4/0x27b0 [ 429.643550][ T31] ? __pfx_init_inodes+0x10/0x10 [ 429.648531][ T31] ? gfs2_fill_super+0x1d3d/0x2cf0 [ 429.653711][ T31] ? init_sb+0xb83/0xfd0 [ 429.657996][ T31] ? __pfx_snprintf+0x10/0x10 [ 429.662894][ T31] ? gfs2_fill_super+0x1d3d/0x2cf0 [ 429.668039][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.673747][ T31] gfs2_fill_super+0x1d3d/0x2cf0 [ 429.678729][ T31] ? __pfx_vsnprintf+0x10/0x10 [ 429.683606][ T31] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.688947][ T31] ? __pfx_snprintf+0x10/0x10 [ 429.693749][ T31] ? gfs2_fill_super+0x19ba/0x2cf0 [ 429.698907][ T31] ? find_held_lock+0x2b/0x80 [ 429.703707][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.709402][ T31] ? set_blocksize+0x1cf/0x460 [ 429.714273][ T31] ? setup_bdev_super+0x337/0x730 [ 429.719355][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.725079][ T31] ? sb_set_blocksize+0x1fe/0x290 [ 429.730163][ T31] ? get_tree_bdev_flags+0x38c/0x620 [ 429.735557][ T31] get_tree_bdev_flags+0x38c/0x620 [ 429.740784][ T31] ? __pfx_gfs2_fill_super+0x10/0x10 [ 429.746258][ T31] ? __pfx_get_tree_bdev_flags+0x10/0x10 [ 429.752010][ T31] ? rcu_is_watching+0x12/0xc0 [ 429.756804][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.762547][ T31] ? apparmor_capable+0x1d7/0x4d0 [ 429.767689][ T31] gfs2_get_tree+0x4e/0x280 [ 429.772294][ T31] vfs_get_tree+0x92/0x320 [ 429.776744][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.782450][ T31] path_mount+0x7d0/0x23d0 [ 429.786906][ T31] ? __pfx_path_mount+0x10/0x10 [ 429.791940][ T31] ? lockdep_hardirqs_on+0x78/0x100 [ 429.797212][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.802947][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.808615][ T31] ? kmem_cache_free+0x127/0x6c0 [ 429.813708][ T31] ? __x64_sys_mount+0x293/0x310 [ 429.818707][ T31] __x64_sys_mount+0x293/0x310 [ 429.823608][ T31] ? __pfx___x64_sys_mount+0x10/0x10 [ 429.828937][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 429.834658][ T31] ? rcu_is_watching+0x12/0xc0 [ 429.839484][ T31] do_syscall_64+0x115/0x870 [ 429.844171][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 429.850087][ T31] RIP: 0033:0x7f37be2569ea [ 429.854550][ T31] RSP: 002b:00007fffc033fb18 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 429.863036][ T31] RAX: ffffffffffffffda RBX: 00007fffc033fb30 RCX: 00007f37be2569ea [ 429.871012][ T31] RDX: 00002000000000c0 RSI: 000020000003b300 RDI: 00007fffc033fb30 [ 429.879086][ T31] RBP: 000020000003b300 R08: 00007fffc033fb70 R09: 0000000000000000 [ 429.887237][ T31] R10: 0000000001814040 R11: 0000000000000246 R12: 00002000000000c0 [ 429.895283][ T31] R13: 00007fffc033fb70 R14: 0000000000000003 R15: 0000000001814040 [ 429.903326][ T31] [ 429.906346][ T31] [ 429.906346][ T31] Showing all locks held in the system: [ 429.914102][ T31] 2 locks held by kworker/0:1/10: [ 429.919130][ T31] #0: ffff88801ebe8d40 ((wq_completion)gfs2_recovery){+.+.}-{0:0}, at: process_one_work+0x12d6/0x1980 [ 429.930284][ T31] #1: ffffc900000f7d08 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x973/0x1980 [ 429.941681][ T31] 1 lock held by khungtaskd/31: [ 429.946549][ T31] #0: ffffffff8e7e5560 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 [ 429.956616][ T31] 1 lock held by klogd/4981: [ 429.961229][ T31] 2 locks held by getty/5381: [ 429.965963][ T31] #0: ffff8880380270a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 [ 429.975866][ T31] #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x14f0 [ 429.986119][ T31] 1 lock held by syz-executor244/5653: [ 429.991637][ T31] #0: ffff88802d7420d8 (&type->s_umount_key#42/1){+.+.}-{4:4}, at: alloc_super+0x244/0xd20 [ 430.001944][ T31] [ 430.004284][ T31] ============================================= [ 430.004284][ T31] [ 430.012832][ T31] NMI backtrace for cpu 0 [ 430.012853][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 430.012892][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 430.012913][ T31] Call Trace: [ 430.012928][ T31] [ 430.012941][ T31] dump_stack_lvl+0x100/0x190 [ 430.012984][ T31] nmi_cpu_backtrace.cold+0x12d/0x151 [ 430.013025][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 430.013064][ T31] nmi_trigger_cpumask_backtrace+0x1d7/0x230 [ 430.013112][ T31] sys_info+0x141/0x190 [ 430.013145][ T31] watchdog+0xcb1/0x1030 [ 430.013190][ T31] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 430.013239][ T31] ? __pfx_watchdog+0x10/0x10 [ 430.013273][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 430.013318][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 430.013361][ T31] ? __kthread_parkme+0x18c/0x230 [ 430.013423][ T31] ? kthread+0x13a/0x450 [ 430.013458][ T31] ? __pfx_watchdog+0x10/0x10 [ 430.013491][ T31] kthread+0x370/0x450 [ 430.013528][ T31] ? __pfx_kthread+0x10/0x10 [ 430.013568][ T31] ret_from_fork+0x72b/0xd50 [ 430.013624][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 430.013668][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 430.013713][ T31] ? __switch_to+0x800/0x1100 [ 430.013764][ T31] ? __switch_to_asm+0x39/0x70 [ 430.013812][ T31] ? __pfx_kthread+0x10/0x10 [ 430.013854][ T31] ret_from_fork_asm+0x1a/0x30 [ 430.013924][ T31] [ 430.013937][ T31] Sending NMI from CPU 0 to CPUs 1: [ 430.161860][ C1] NMI backtrace for cpu 1 [ 430.161889][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) [ 430.161927][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 430.161947][ C1] RIP: 0010:asm_sysvec_call_function_single+0x0/0x20 [ 430.161994][ C1] Code: 76 1b 88 0a e9 01 06 00 00 90 f3 0f 1e fa 0f 01 ca fc 6a ff e8 b1 04 00 00 48 89 c4 48 89 e7 e8 86 1a 88 0a e9 e1 05 00 00 90 0f 1e fa 0f 01 ca fc 6a ff e8 91 04 00 00 48 89 c4 48 89 e7 e8 [ 430.162026][ C1] RSP: 0018:ffffc90000197dc8 EFLAGS: 00000042 [ 430.162052][ C1] RAX: 000000000005bde3 RBX: ffff88801e2f8000 RCX: ffffffff8b885225 [ 430.162074][ C1] RDX: 0000000000000000 RSI: ffffffff8df1c8dc RDI: ffffffff8c1c4700 [ 430.162104][ C1] RBP: 0000000000000000 R08: 0000000000000001 R09: ffffed10170a67b5 [ 430.162124][ C1] R10: ffff8880b8533dab R11: 0000000000000000 R12: 0000000000000001 [ 430.162144][ C1] R13: ffffed1003c5f000 R14: 0000000000000001 R15: ffffffff90d74950 [ 430.162168][ C1] FS: 0000000000000000(0000) GS:ffff888124487000(0000) knlGS:0000000000000000 [ 430.162197][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 430.162218][ C1] CR2: 0000559777f3d660 CR3: 000000000e596000 CR4: 0000000000350ef0 [ 430.162240][ C1] Call Trace: [ 430.162251][ C1] [ 430.162262][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x20 [ 430.162311][ C1] Code: a6 94 02 e9 ae 08 88 f5 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 23 42 23 00 fb f4 87 08 88 f5 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 [ 430.162342][ C1] RSP: 0018:ffffc90000197df0 EFLAGS: 00000242 [ 430.162364][ C1] default_idle+0x9/0x10 [ 430.162394][ C1] default_idle_call+0x6c/0xb0 [ 430.162425][ C1] do_idle+0x464/0x590 [ 430.162475][ C1] ? __pfx_do_idle+0x10/0x10 [ 430.162521][ C1] ? finish_task_switch.isra.0+0x152/0x1010 [ 430.162579][ C1] cpu_startup_entry+0x4f/0x60 [ 430.162629][ C1] start_secondary+0x21d/0x2d0 [ 430.162662][ C1] ? __pfx_start_secondary+0x10/0x10 [ 430.162700][ C1] common_startup_64+0x13e/0x148 [ 430.162756][ C1] [ 430.172764][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 430.172794][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 430.172836][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 430.172858][ T31] Call Trace: [ 430.172872][ T31] [ 430.172886][ T31] dump_stack_lvl+0x100/0x190 [ 430.172930][ T31] vpanic+0x552/0x970 [ 430.172967][ T31] ? __pfx_vpanic+0x10/0x10 [ 430.173003][ T31] ? nmi_trigger_cpumask_backtrace+0x182/0x230 [ 430.173049][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 430.173101][ T31] panic+0xd1/0xe0 [ 430.173136][ T31] ? __pfx_panic+0x10/0x10 [ 430.173177][ T31] ? nmi_trigger_cpumask_backtrace+0x1b5/0x230 [ 430.173219][ T31] ? nmi_trigger_cpumask_backtrace+0x1f6/0x230 [ 430.173262][ T31] ? nmi_trigger_cpumask_backtrace+0x200/0x230 [ 430.173303][ T31] ? watchdog.cold+0x1ec/0x234 [ 430.173344][ T31] ? watchdog+0xcc1/0x1030 [ 430.173386][ T31] watchdog.cold+0x1fd/0x234 [ 430.173436][ T31] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 430.173488][ T31] ? __pfx_watchdog+0x10/0x10 [ 430.173523][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 430.173570][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 430.173621][ T31] ? __kthread_parkme+0x18c/0x230 [ 430.173682][ T31] ? kthread+0x13a/0x450 [ 430.173718][ T31] ? __pfx_watchdog+0x10/0x10 [ 430.173752][ T31] kthread+0x370/0x450 [ 430.173789][ T31] ? __pfx_kthread+0x10/0x10 [ 430.173830][ T31] ret_from_fork+0x72b/0xd50 [ 430.173875][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 430.173919][ T31] ? srso_alias_return_thunk+0x5/0xfbef5 [ 430.173963][ T31] ? __switch_to+0x800/0x1100 [ 430.174012][ T31] ? __switch_to_asm+0x39/0x70 [ 430.174059][ T31] ? __pfx_kthread+0x10/0x10 [ 430.174100][ T31] ret_from_fork_asm+0x1a/0x30 [ 430.174169][ T31] [ 430.543435][ T31] Kernel Offset: disabled [ 430.547753][ T31] Rebooting in 86400 seconds..