Warning: Permanently added '10.128.1.107' (ED25519) to the list of known hosts. executing program [ 137.170911][ T3582] loop0: detected capacity change from 0 to 8192 [ 137.243161][ T3582] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 137.252962][ T3582] REISERFS (device loop0): using ordered data mode [ 137.259746][ T3582] reiserfs: using flush barriers [ 137.266827][ T3582] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 137.283970][ T3582] REISERFS (device loop0): checking transaction log (loop0) [ 137.330676][ T3582] REISERFS (device loop0): Using tea hash to sort names [ 137.339014][ T3582] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 137.359501][ T3582] REISERFS warning (device loop0): vs-13060 reiserfs_update_sd_size: stat data of object [2 4 0x0 SD] (nlink == 1) not found (pos 3) [ 137.374598][ T3582] REISERFS warning (device loop0): vs-13060 reiserfs_update_sd_size: stat data of object [2 4 0x0 SD] (nlink == 1) not found (pos 3) [ 137.389269][ T3582] REISERFS warning: vs-16090 direntry_bytes_number: bytes number is asked for direntry [ 286.380125][ T27] INFO: task kworker/1:0:21 blocked for more than 143 seconds. [ 286.388089][ T27] Not tainted 5.15.164-syzkaller #0 [ 286.394682][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.403792][ T27] task:kworker/1:0 state:D stack:26144 pid: 21 ppid: 2 flags:0x00004000 [ 286.413481][ T27] Workqueue: events_long flush_old_commits [ 286.419430][ T27] Call Trace: [ 286.423437][ T27] [ 286.426389][ T27] __schedule+0x12c4/0x45b0 [ 286.431426][ T27] ? mark_lock+0x98/0x340 [ 286.435765][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 286.442372][ T27] ? release_firmware_map_entry+0x190/0x190 [ 286.448285][ T27] ? __mutex_trylock_common+0x8d/0x2e0 [ 286.454370][ T27] ? do_raw_spin_unlock+0x137/0x8b0 [ 286.459836][ T27] ? _raw_spin_unlock_irq+0x1f/0x40 [ 286.465638][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 286.471199][ T27] schedule+0x11b/0x1f0 [ 286.475646][ T27] schedule_preempt_disabled+0xf/0x20 [ 286.481501][ T27] __mutex_lock_common+0xe34/0x25a0 [ 286.487342][ T27] ? reiserfs_write_lock+0x76/0xd0 [ 286.493330][ T27] ? mutex_lock_io_nested+0x60/0x60 [ 286.499004][ T27] ? dquot_writeback_dquots+0x979/0xa50 [ 286.504925][ T27] ? dqput+0x440/0x440 [ 286.508998][ T27] mutex_lock_nested+0x17/0x20 [ 286.514240][ T27] reiserfs_write_lock+0x76/0xd0 [ 286.520600][ T27] flush_old_commits+0x1df/0x2e0 [ 286.525915][ T27] ? reiserfs_fill_super+0x2690/0x2690 [ 286.532310][ T27] ? do_raw_spin_unlock+0x137/0x8b0 [ 286.537795][ T27] process_one_work+0x8a1/0x10c0 [ 286.543253][ T27] ? worker_detach_from_pool+0x260/0x260 [ 286.549111][ T27] ? _raw_spin_lock_irqsave+0x120/0x120 [ 286.555361][ T27] ? kthread_data+0x4e/0xc0 [ 286.560408][ T27] ? wq_worker_running+0x97/0x170 [ 286.565628][ T27] worker_thread+0xaca/0x1280 [ 286.570948][ T27] kthread+0x3f6/0x4f0 [ 286.575307][ T27] ? rcu_lock_release+0x20/0x20 [ 286.580866][ T27] ? kthread_blkcg+0xd0/0xd0 [ 286.585471][ T27] ret_from_fork+0x1f/0x30 [ 286.590706][ T27] [ 286.595036][ T27] [ 286.595036][ T27] Showing all locks held in the system: [ 286.603620][ T27] 4 locks held by kworker/1:0/21: [ 286.608919][ T27] #0: ffff888011c71138 ((wq_completion)events_long){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0 [ 286.620665][ T27] #1: ffffc90000db7d20 ((work_completion)(&(&sbi->old_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0 [ 286.633433][ T27] #2: ffff88814ab4a0e0 (&type->s_umount_key#42){.+.+}-{3:3}, at: flush_old_commits+0xc7/0x2e0 [ 286.644090][ T27] #3: ffff88807abab090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x76/0xd0 [ 286.653950][ T27] 1 lock held by khungtaskd/27: [ 286.658888][ T27] #0: ffffffff8c91fb20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 286.669181][ T27] 2 locks held by getty/3322: [ 286.674348][ T27] #0: ffff888024a92098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 286.684773][ T27] #1: ffffc9000250b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 [ 286.695156][ T27] 3 locks held by syz-executor377/3582: [ 286.701085][ T27] [ 286.703836][ T27] ============================================= [ 286.703836][ T27] [ 286.712702][ T27] NMI backtrace for cpu 0 [ 286.717207][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.164-syzkaller #0 [ 286.725436][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 286.735480][ T27] Call Trace: [ 286.738750][ T27] [ 286.741859][ T27] dump_stack_lvl+0x1e3/0x2d0 [ 286.746624][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 286.752423][ T27] ? panic+0x860/0x860 [ 286.756501][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0 [ 286.761890][ T27] nmi_cpu_backtrace+0x46a/0x4a0 [ 286.766828][ T27] ? __wake_up_klogd+0xd5/0x100 [ 286.772091][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 286.778282][ T27] ? _printk+0xd1/0x120 [ 286.782703][ T27] ? panic+0x860/0x860 [ 286.786769][ T27] ? __wake_up_klogd+0xcc/0x100 [ 286.791617][ T27] ? panic+0x860/0x860 [ 286.795767][ T27] ? __rcu_read_unlock+0x92/0x100 [ 286.800795][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 286.807116][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0 [ 286.813094][ T27] watchdog+0xe72/0xeb0 [ 286.817342][ T27] kthread+0x3f6/0x4f0 [ 286.821429][ T27] ? hungtask_pm_notify+0x50/0x50 [ 286.826735][ T27] ? kthread_blkcg+0xd0/0xd0 [ 286.831619][ T27] ret_from_fork+0x1f/0x30 [ 286.836070][ T27] [ 286.839199][ T27] Sending NMI from CPU 0 to CPUs 1: [ 286.844449][ C1] NMI backtrace for cpu 1 [ 286.844458][ C1] CPU: 1 PID: 3582 Comm: syz-executor377 Not tainted 5.15.164-syzkaller #0 [ 286.844474][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 286.844489][ C1] RIP: 0010:direntry_check_left+0x68/0x320 [ 286.844511][ C1] Code: 89 ef e8 2b d1 b6 ff 48 ba 00 00 00 00 00 fc ff df 4c 8b 65 00 49 8d 6c 24 04 4d 8d 74 24 05 48 89 e8 48 c1 e8 03 0f b6 04 10 <84> c0 0f 85 ed 01 00 00 4c 89 f0 48 c1 e8 03 0f b6 04 10 84 c0 0f [ 286.844526][ C1] RSP: 0018:ffffc90002f66978 EFLAGS: 00000a03 [ 286.844539][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880141f5940 [ 286.844552][ C1] RDX: dffffc0000000000 RSI: 0000000000000fd0 RDI: ffff8880782e8080 [ 286.844562][ C1] RBP: ffff8880782e80d4 R08: ffffffff820d54b5 R09: 00000000ffffffff [ 286.844572][ C1] R10: 0000000000000004 R11: ffff8880141f5940 R12: ffff8880782e80d0 [ 286.844582][ C1] R13: 0000000000000000 R14: ffff8880782e80d5 R15: 0000000000000fd0 [ 286.844591][ C1] FS: 00005555566d3380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 286.844603][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 286.844613][ C1] CR2: 0000561e6b107600 CR3: 000000006e86a000 CR4: 00000000003506e0 [ 286.844625][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 286.844633][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 286.844642][ C1] Call Trace: [ 286.844647][ C1] [ 286.844653][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0 [ 286.844670][ C1] ? read_lock_is_recursive+0x10/0x10 [ 286.844685][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 286.844700][ C1] ? unknown_nmi_error+0xd0/0xd0 [ 286.844722][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 286.844736][ C1] ? nmi_handle+0xf7/0x370 [ 286.844751][ C1] ? direntry_check_left+0x68/0x320 [ 286.844766][ C1] ? default_do_nmi+0x62/0x150 [ 286.844781][ C1] ? exc_nmi+0xa8/0x100 [ 286.844794][ C1] ? end_repeat_nmi+0x16/0x31 [ 286.844813][ C1] ? get_num_ver+0x5d5/0x1150 [ 286.844830][ C1] ? direntry_check_left+0x68/0x320 [ 286.844846][ C1] ? direntry_check_left+0x68/0x320 [ 286.844861][ C1] ? direntry_check_left+0x68/0x320 [ 286.844876][ C1] [ 286.844880][ C1] [ 286.844886][ C1] ? direntry_part_size+0xb0/0x1a0 [ 286.844902][ C1] get_num_ver+0x641/0x1150 [ 286.844924][ C1] ? is_leaf_removable+0x8c0/0x8c0 [ 286.844945][ C1] fix_nodes+0x2967/0x8c70 [ 286.844961][ C1] ? __might_sleep+0xc0/0xc0 [ 286.844991][ C1] ? make_empty_dir_item+0x790/0x790 [ 286.845088][ C1] ? reiserfs_paste_into_item+0x3ef/0x880 [ 286.845104][ C1] reiserfs_paste_into_item+0x65d/0x880 [ 286.845124][ C1] ? reiserfs_cut_from_item+0x2560/0x2560 [ 286.845172][ C1] ? __kmalloc+0x168/0x300 [ 286.845191][ C1] reiserfs_get_block+0x226a/0x5390 [ 286.845230][ C1] ? make_le_item_head+0x5c0/0x5c0 [ 286.845244][ C1] ? __kasan_slab_alloc+0xa5/0xc0 [ 286.845256][ C1] ? __kasan_slab_alloc+0x8e/0xc0 [ 286.845268][ C1] ? slab_post_alloc_hook+0x53/0x380 [ 286.845281][ C1] ? kmem_cache_alloc+0xf3/0x280 [ 286.845294][ C1] ? alloc_buffer_head+0x20/0xf0 [ 286.845312][ C1] ? generic_file_write_iter+0xa7/0x1b0 [ 286.845329][ C1] ? vfs_write+0xacd/0xe50 [ 286.845342][ C1] ? ksys_write+0x1a2/0x2c0 [ 286.845355][ C1] ? do_syscall_64+0x3b/0xb0 [ 286.845367][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 286.845384][ C1] ? mark_lock+0x98/0x340 [ 286.845398][ C1] ? __lock_acquire+0x1295/0x1ff0 [ 286.845430][ C1] ? __lock_acquire+0x1ff0/0x1ff0 [ 286.845441][ C1] ? alloc_buffer_head+0xd3/0xf0 [ 286.845456][ C1] ? alloc_page_buffers+0x54a/0x660 [ 286.845477][ C1] ? create_page_buffers+0x24b/0x330 [ 286.845493][ C1] __block_write_begin_int+0x60b/0x1650 [ 286.845517][ C1] ? make_le_item_head+0x5c0/0x5c0 [ 286.845532][ C1] ? page_zero_new_buffers+0x510/0x510 [ 286.845547][ C1] ? fault_in_readable+0x206/0x2e0 [ 286.845563][ C1] ? fix_tail_page_for_writing+0x97/0x220 [ 286.845580][ C1] reiserfs_write_begin+0x346/0x810 [ 286.845599][ C1] generic_perform_write+0x2bf/0x5b0 [ 286.845620][ C1] ? grab_cache_page_write_begin+0x90/0x90 [ 286.845636][ C1] ? file_remove_privs+0x610/0x610 [ 286.845650][ C1] ? rwsem_write_trylock+0x166/0x210 [ 286.845670][ C1] __generic_file_write_iter+0x243/0x4f0 [ 286.845688][ C1] generic_file_write_iter+0xa7/0x1b0 [ 286.845705][ C1] vfs_write+0xacd/0xe50 [ 286.845723][ C1] ? file_end_write+0x250/0x250 [ 286.845740][ C1] ? rcu_lock_acquire+0x30/0x30 [ 286.845760][ C1] ? __fdget_pos+0x2d2/0x380 [ 286.845776][ C1] ksys_write+0x1a2/0x2c0 [ 286.845790][ C1] ? print_irqtrace_events+0x210/0x210 [ 286.845805][ C1] ? __ia32_sys_read+0x80/0x80 [ 286.845820][ C1] ? syscall_enter_from_user_mode+0x2e/0x240 [ 286.845835][ C1] ? lockdep_hardirqs_on+0x94/0x130 [ 286.845850][ C1] ? syscall_enter_from_user_mode+0x2e/0x240 [ 286.845866][ C1] do_syscall_64+0x3b/0xb0 [ 286.845879][ C1] ? clear_bhb_loop+0x15/0x70 [ 286.845894][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 286.845910][ C1] RIP: 0033:0x7fb2d08e5b99 [ 286.845932][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 286.845943][ C1] RSP: 002b:00007ffd67ebfae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 286.845958][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb2d08e5b99 [ 286.845968][ C1] RDX: 000000000000000b RSI: 00000000200000c0 RDI: 0000000000000004 [ 286.845976][ C1] RBP: 00007fb2d09595f0 R08: 00005555566d44c0 R09: 00005555566d44c0 [ 286.845986][ C1] R10: 00005555566d44c0 R11: 0000000000000246 R12: 00007ffd67ebfb10 [ 286.845994][ C1] R13: 00007ffd67ebfd38 R14: 431bde82d7b634db R15: 00007fb2d092e03b [ 286.846016][ C1] [ 286.846022][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.572 msecs [ 286.858561][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 287.440574][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.164-syzkaller #0 [ 287.449010][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 287.459694][ T27] Call Trace: [ 287.462985][ T27] [ 287.465989][ T27] dump_stack_lvl+0x1e3/0x2d0 [ 287.470752][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 287.476515][ T27] ? panic+0x860/0x860 [ 287.480683][ T27] panic+0x318/0x860 [ 287.484665][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 287.490462][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 287.496609][ T27] ? fb_is_primary_device+0xd0/0xd0 [ 287.501811][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 287.508161][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 287.514398][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0 [ 287.520634][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0 [ 287.527219][ T27] watchdog+0xeb0/0xeb0 [ 287.531387][ T27] kthread+0x3f6/0x4f0 [ 287.535561][ T27] ? hungtask_pm_notify+0x50/0x50 [ 287.540699][ T27] ? kthread_blkcg+0xd0/0xd0 [ 287.546003][ T27] ret_from_fork+0x1f/0x30 [ 287.550602][ T27] [ 287.553830][ T27] Kernel Offset: disabled [ 287.558164][ T27] Rebooting in 86400 seconds..