Warning: Permanently added '10.128.1.201' (ED25519) to the list of known hosts. executing program syzkaller login: [ 76.222324][ T3564] loop0: detected capacity change from 0 to 32768 [ 76.263232][ T3564] ======================================================= [ 76.263232][ T3564] WARNING: The mand mount option has been deprecated and [ 76.263232][ T3564] and is ignored by this kernel. Remove the mand [ 76.263232][ T3564] option from the mount to silence this warning. [ 76.263232][ T3564] ======================================================= [ 76.341504][ T3564] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 76.583527][ T3564] syz-executor469 (3564) used greatest stack depth: 19360 bytes left [ 77.197145][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 77.469779][ T3569] loop0: detected capacity change from 0 to 32768 [ 77.584531][ T3569] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.184027][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 78.444394][ T3572] loop0: detected capacity change from 0 to 32768 [ 78.552899][ T3572] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.104988][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 79.381598][ T3575] loop0: detected capacity change from 0 to 32768 [ 79.491701][ T3575] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.044176][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 80.415856][ T3578] loop0: detected capacity change from 0 to 32768 [ 80.511469][ T3578] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.018609][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 81.307855][ T3581] loop0: detected capacity change from 0 to 32768 [ 81.410367][ T3581] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.544039][ T1074] cfg80211: failed to load regulatory.db [ 81.923380][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 82.194636][ T3584] loop0: detected capacity change from 0 to 32768 [ 82.301149][ T3584] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.820909][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 83.106339][ T3587] loop0: detected capacity change from 0 to 32768 [ 83.200133][ T3587] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.380923][ T3587] syz-executor469 (3587) used greatest stack depth: 19264 bytes left [ 83.812582][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 84.105996][ T3590] loop0: detected capacity change from 0 to 32768 [ 84.200432][ T3590] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.754270][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 85.026175][ T3593] loop0: detected capacity change from 0 to 32768 [ 85.119974][ T3593] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.721163][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 86.029186][ T3596] loop0: detected capacity change from 0 to 32768 [ 86.120226][ T3596] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.738746][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.015929][ T3599] loop0: detected capacity change from 0 to 32768 [ 87.130658][ T3599] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 87.700100][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 88.001000][ T3602] loop0: detected capacity change from 0 to 32768 [ 88.131291][ T3602] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 88.727452][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 89.025062][ T3605] loop0: detected capacity change from 0 to 32768 [ 89.120333][ T3605] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.646461][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 89.949171][ T3608] loop0: detected capacity change from 0 to 32768 [ 90.050318][ T3608] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.568317][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 90.845275][ T3611] loop0: detected capacity change from 0 to 32768 [ 90.950411][ T3611] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.584469][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 91.868970][ T3614] loop0: detected capacity change from 0 to 32768 [ 91.970934][ T3614] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.984311][ T3614] [ 91.986666][ T3614] ====================================================== [ 91.994000][ T3614] WARNING: possible circular locking dependency detected [ 92.001296][ T3614] 5.15.167-syzkaller #0 Not tainted [ 92.006482][ T3614] ------------------------------------------------------ [ 92.013585][ T3614] syz-executor469/3614 is trying to acquire lock: [ 92.020070][ T3614] ffff888020ae1488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 92.031053][ T3614] [ 92.031053][ T3614] but task is already holding lock: [ 92.038492][ T3614] ffff88806f1d94a0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x1cb/0x390 [ 92.049037][ T3614] [ 92.049037][ T3614] which lock already depends on the new lock. [ 92.049037][ T3614] [ 92.059425][ T3614] [ 92.059425][ T3614] the existing dependency chain (in reverse order) is: [ 92.068822][ T3614] [ 92.068822][ T3614] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 92.077791][ T3614] lock_acquire+0x1db/0x4f0 [ 92.082926][ T3614] down_read+0x45/0x2e0 [ 92.087637][ T3614] ocfs2_read_virt_blocks+0x2b3/0xa10 [ 92.093817][ T3614] ocfs2_find_entry+0x437/0x26d0 [ 92.099385][ T3614] ocfs2_find_files_on_disk+0xea/0x310 [ 92.105465][ T3614] ocfs2_lookup_ino_from_name+0xad/0x1e0 [ 92.111707][ T3614] ocfs2_get_system_file_inode+0x314/0x7b0 [ 92.118149][ T3614] ocfs2_init_global_system_inodes+0x328/0x720 [ 92.125099][ T3614] ocfs2_fill_super+0x479e/0x58a0 [ 92.130951][ T3614] mount_bdev+0x2c9/0x3f0 [ 92.135836][ T3614] legacy_get_tree+0xeb/0x180 [ 92.141042][ T3614] vfs_get_tree+0x88/0x270 [ 92.146324][ T3614] do_new_mount+0x2ba/0xb40 [ 92.151545][ T3614] __se_sys_mount+0x2d5/0x3c0 [ 92.156781][ T3614] do_syscall_64+0x3b/0xb0 [ 92.162011][ T3614] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 92.170966][ T3614] [ 92.170966][ T3614] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 92.179548][ T3614] validate_chain+0x1649/0x5930 [ 92.185085][ T3614] __lock_acquire+0x1295/0x1ff0 [ 92.190725][ T3614] lock_acquire+0x1db/0x4f0 [ 92.195782][ T3614] __mutex_lock_common+0x1da/0x25a0 [ 92.201535][ T3614] mutex_lock_nested+0x17/0x20 [ 92.206940][ T3614] ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 92.213321][ T3614] ocfs2_reserve_local_alloc_bits+0x103/0x27a0 [ 92.220005][ T3614] ocfs2_reserve_clusters_with_limit+0x1b4/0xb50 [ 92.226873][ T3614] ocfs2_lock_allocators+0x306/0x620 [ 92.232671][ T3614] ocfs2_write_begin_nolock+0x28e5/0x4d20 [ 92.239001][ T3614] ocfs2_write_begin+0x1fd/0x390 [ 92.244565][ T3614] generic_perform_write+0x2bf/0x5b0 [ 92.250482][ T3614] __generic_file_write_iter+0x243/0x4f0 [ 92.256715][ T3614] ocfs2_file_write_iter+0x17d5/0x1fa0 [ 92.262688][ T3614] vfs_write+0xacd/0xe50 [ 92.267663][ T3614] ksys_write+0x1a2/0x2c0 [ 92.272547][ T3614] do_syscall_64+0x3b/0xb0 [ 92.277668][ T3614] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 92.284743][ T3614] [ 92.284743][ T3614] other info that might help us debug this: [ 92.284743][ T3614] [ 92.294971][ T3614] Possible unsafe locking scenario: [ 92.294971][ T3614] [ 92.302517][ T3614] CPU0 CPU1 [ 92.307876][ T3614] ---- ---- [ 92.313229][ T3614] lock(&ocfs2_file_ip_alloc_sem_key); [ 92.318787][ T3614] lock(&osb->system_file_mutex); [ 92.326413][ T3614] lock(&ocfs2_file_ip_alloc_sem_key); [ 92.334474][ T3614] lock(&osb->system_file_mutex); [ 92.339572][ T3614] [ 92.339572][ T3614] *** DEADLOCK *** [ 92.339572][ T3614] [ 92.347709][ T3614] 3 locks held by syz-executor469/3614: [ 92.353239][ T3614] #0: ffff88814743c460 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x29a/0xe50 [ 92.362123][ T3614] #1: ffff88806f1d9808 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: ocfs2_file_write_iter+0x446/0x1fa0 [ 92.373764][ T3614] #2: ffff88806f1d94a0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x1cb/0x390 [ 92.384733][ T3614] [ 92.384733][ T3614] stack backtrace: [ 92.390642][ T3614] CPU: 1 PID: 3614 Comm: syz-executor469 Not tainted 5.15.167-syzkaller #0 [ 92.399225][ T3614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 92.409284][ T3614] Call Trace: [ 92.412557][ T3614] [ 92.415479][ T3614] dump_stack_lvl+0x1e3/0x2d0 [ 92.420231][ T3614] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 92.425872][ T3614] ? print_circular_bug+0x12b/0x1a0 [ 92.431159][ T3614] check_noncircular+0x2f8/0x3b0 [ 92.436090][ T3614] ? add_chain_block+0x850/0x850 [ 92.441034][ T3614] ? lockdep_lock+0x11f/0x2a0 [ 92.445718][ T3614] ? rcu_lock_release+0x5/0x20 [ 92.450488][ T3614] validate_chain+0x1649/0x5930 [ 92.455441][ T3614] ? __bfs+0x359/0x6e0 [ 92.459508][ T3614] ? reacquire_held_locks+0x660/0x660 [ 92.464969][ T3614] ? noop_count+0x30/0x30 [ 92.469288][ T3614] ? check_path+0x21/0x40 [ 92.473624][ T3614] ? validate_chain+0x112/0x5930 [ 92.478554][ T3614] ? rcu_is_watching+0x11/0xa0 [ 92.483423][ T3614] ? mark_lock+0x98/0x340 [ 92.487767][ T3614] __lock_acquire+0x1295/0x1ff0 [ 92.492652][ T3614] lock_acquire+0x1db/0x4f0 [ 92.497156][ T3614] ? ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 92.503311][ T3614] ? read_lock_is_recursive+0x10/0x10 [ 92.508925][ T3614] ? __might_sleep+0xc0/0xc0 [ 92.514106][ T3614] ? __lock_acquire+0x1295/0x1ff0 [ 92.519323][ T3614] __mutex_lock_common+0x1da/0x25a0 [ 92.524549][ T3614] ? ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 92.530561][ T3614] ? read_lock_is_recursive+0x10/0x10 [ 92.535930][ T3614] ? ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 92.542027][ T3614] ? ocfs2_get_system_file_inode+0x144/0x7b0 [ 92.548005][ T3614] ? mutex_lock_io_nested+0x60/0x60 [ 92.553292][ T3614] ? do_raw_spin_lock+0x14a/0x370 [ 92.558342][ T3614] ? do_raw_spin_unlock+0x137/0x8b0 [ 92.563554][ T3614] mutex_lock_nested+0x17/0x20 [ 92.568339][ T3614] ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 92.574173][ T3614] ? ocfs2_fast_symlink_readpage+0x420/0x420 [ 92.580358][ T3614] ? __kernel_text_address+0x94/0x100 [ 92.586006][ T3614] ? reacquire_held_locks+0x660/0x660 [ 92.591623][ T3614] ? unwind_get_return_address+0x49/0x80 [ 92.597434][ T3614] ? arch_stack_walk+0xf3/0x140 [ 92.602317][ T3614] ocfs2_reserve_local_alloc_bits+0x103/0x27a0 [ 92.608591][ T3614] ? stack_trace_save+0x113/0x1c0 [ 92.613613][ T3614] ? kasan_unpoison+0x42/0x60 [ 92.618293][ T3614] ? mark_lock+0x98/0x340 [ 92.622628][ T3614] ? __lock_acquire+0x1295/0x1ff0 [ 92.627640][ T3614] ? ocfs2_complete_local_alloc_recovery+0x620/0x620 [ 92.634317][ T3614] ? read_lock_is_recursive+0x10/0x10 [ 92.639775][ T3614] ? ocfs2_alloc_should_use_local+0x13a/0x2e0 [ 92.645852][ T3614] ? __lock_acquire+0x1ff0/0x1ff0 [ 92.650864][ T3614] ? do_raw_spin_lock+0x14a/0x370 [ 92.655888][ T3614] ? do_raw_spin_unlock+0x137/0x8b0 [ 92.661080][ T3614] ? _raw_spin_unlock+0x24/0x40 [ 92.665936][ T3614] ? ocfs2_alloc_should_use_local+0x13a/0x2e0 [ 92.672067][ T3614] ocfs2_reserve_clusters_with_limit+0x1b4/0xb50 [ 92.678514][ T3614] ? mark_lock+0x98/0x340 [ 92.682953][ T3614] ? ocfs2_reserve_clusters+0x30/0x30 [ 92.688335][ T3614] ? __lock_acquire+0x1295/0x1ff0 [ 92.693469][ T3614] ? rcu_is_watching+0x11/0xa0 [ 92.698443][ T3614] ? ocfs2_num_free_extents+0x365/0x680 [ 92.703994][ T3614] ? ocfs2_validate_extent_block+0x580/0x580 [ 92.710158][ T3614] ocfs2_lock_allocators+0x306/0x620 [ 92.715608][ T3614] ? _ocfs2_clear_bit+0x40/0x40 [ 92.720466][ T3614] ? ocfs2_write_begin_nolock+0x1147/0x4d20 [ 92.726360][ T3614] ? rcu_is_watching+0x11/0xa0 [ 92.731123][ T3614] ? ocfs2_write_begin_nolock+0x1147/0x4d20 [ 92.737185][ T3614] ? kfree+0x4a/0x270 [ 92.741180][ T3614] ? ocfs2_write_begin_nolock+0x423/0x4d20 [ 92.747023][ T3614] ocfs2_write_begin_nolock+0x28e5/0x4d20 [ 92.752772][ T3614] ? ocfs2_size_fits_inline_data+0x90/0x90 [ 92.758579][ T3614] ? ocfs2_inode_lock_full_nested+0x177/0x1bf0 [ 92.765773][ T3614] ? ocfs2_read_inode_block+0x148/0x1d0 [ 92.771421][ T3614] ? ocfs2_allocate_extend_trans+0x620/0x620 [ 92.777555][ T3614] ? read_lock_is_recursive+0x10/0x10 [ 92.783373][ T3614] ? rwsem_write_trylock+0x166/0x210 [ 92.788801][ T3614] ? print_irqtrace_events+0x210/0x210 [ 92.794269][ T3614] ? clear_nonspinnable+0x60/0x60 [ 92.799301][ T3614] ? ktime_get_coarse_real_ts64+0x36/0x120 [ 92.805740][ T3614] ocfs2_write_begin+0x1fd/0x390 [ 92.810900][ T3614] ? ocfs2_readahead+0x1a0/0x1a0 [ 92.816025][ T3614] ? __vfs_getxattr+0x3e0/0x410 [ 92.820896][ T3614] ? ktime_get_coarse_real_ts64+0x107/0x120 [ 92.826914][ T3614] generic_perform_write+0x2bf/0x5b0 [ 92.832213][ T3614] ? grab_cache_page_write_begin+0x90/0x90 [ 92.838028][ T3614] ? file_remove_privs+0x610/0x610 [ 92.843337][ T3614] ? do_raw_spin_unlock+0x137/0x8b0 [ 92.848734][ T3614] __generic_file_write_iter+0x243/0x4f0 [ 92.854384][ T3614] ? ocfs2_inode_unlock+0x122/0x150 [ 92.859582][ T3614] ocfs2_file_write_iter+0x17d5/0x1fa0 [ 92.865130][ T3614] ? ocfs2_file_read_iter+0xae0/0xae0 [ 92.870502][ T3614] ? read_lock_is_recursive+0x10/0x10 [ 92.875864][ T3614] ? rcu_read_lock_any_held+0xb3/0x160 [ 92.881344][ T3614] ? rcu_read_lock_bh_held+0x110/0x110 [ 92.886836][ T3614] ? end_current_label_crit_section+0x147/0x170 [ 92.893071][ T3614] ? iov_iter_init+0x4a/0x170 [ 92.897739][ T3614] vfs_write+0xacd/0xe50 [ 92.901978][ T3614] ? file_end_write+0x250/0x250 [ 92.906842][ T3614] ? __context_tracking_enter+0x5f/0x90 [ 92.912740][ T3614] ? __fdget_pos+0x2d2/0x380 [ 92.917336][ T3614] ksys_write+0x1a2/0x2c0 [ 92.921675][ T3614] ? print_irqtrace_events+0x210/0x210 [ 92.927139][ T3614] ? __ia32_sys_read+0x80/0x80 [ 92.931891][ T3614] ? syscall_enter_from_user_mode+0x2e/0x240 [ 92.937974][ T3614] ? lockdep_hardirqs_on+0x94/0x130 [ 92.943162][ T3614] ? syscall_enter_from_user_mode+0x2e/0x240 [ 92.949146][ T3614] do_syscall_64+0x3b/0xb0 [ 92.953567][ T3614] ? clear_bhb_loop+0x15/0x70 [ 92.958236][ T3614] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 92.964141][ T3614] RIP: 0033:0x7f81953d8169 [ 92.968564][ T3614] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 18 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 [ 92.988158][ T3614] RSP: 002b:00007ffd8be9bb78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 92.996748][ T3614] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f81953d8169 [ 93.005067][ T3614] RDX: 000000000208e24b RSI: 0000000020000000 RDI: 0000000000000004 [ 93.013119][ T3614] RBP: 0000000000000004 R08: 00000000000008c0 R09: 00000000000008c0 [ 93.021201][ T3614] R10: 000000000000443b R11: 0000000000000246 R12: 00007ffd8be9bbc0 [ 93.029190][ T3614] R13: 00007ffd8be9bc00 R14: 0000000001000000 R15: 0000000000000003 [ 93.037159][ T3614] [ 93.402608][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 93.633773][ T3617] loop0: detected capacity change from 0 to 32768 [ 93.756722][ T3617] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.138932][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 94.377845][ T3620] loop0: detected capacity change from 0 to 32768 [ 94.466939][ T3620] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 94.846429][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 95.082124][ T3626] loop0: detected capacity change from 0 to 32768 [ 95.177769][ T3626] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 95.576446][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 95.801398][ T3631] loop0: detected capacity change from 0 to 32768 [ 95.887652][ T3631] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 96.288694][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 96.520887][ T3635] loop0: detected capacity change from 0 to 32768 [ 96.607090][ T3635] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 97.046840][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 97.269650][ T3638] loop0: detected capacity change from 0 to 32768 [ 97.356896][ T3638] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 97.729711][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 97.951202][ T3641] loop0: detected capacity change from 0 to 32768 [ 98.036816][ T3641] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 98.407902][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 98.619714][ T3644] loop0: detected capacity change from 0 to 32768 [ 98.727340][ T3644] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 99.097880][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 99.321097][ T3647] loop0: detected capacity change from 0 to 32768 [ 99.407036][ T3647] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 99.780486][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 99.997763][ T3650] loop0: detected capacity change from 0 to 32768 [ 100.086715][ T3650] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 100.461106][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 100.677249][ T3653] loop0: detected capacity change from 0 to 32768 [ 100.776796][ T3653] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 101.162133][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program [ 101.392429][ T3657] loop0: detected capacity change from 0 to 32768 [ 101.476751][ T3657] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 101.848032][ T3563] ocfs2: Unmounting device (7,0) on (node local) executing program