Warning: Permanently added '10.128.0.225' (ED25519) to the list of known hosts. executing program [ 61.560782][ T3563] loop0: detected capacity change from 0 to 32768 [ 61.605400][ T3563] ======================================================= [ 61.605400][ T3563] WARNING: The mand mount option has been deprecated and [ 61.605400][ T3563] and is ignored by this kernel. Remove the mand [ 61.605400][ T3563] option from the mount to silence this warning. [ 61.605400][ T3563] ======================================================= [ 61.672029][ T3563] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 62.174411][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 62.427466][ T3568] loop0: detected capacity change from 0 to 32768 [ 62.524332][ T3568] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 62.928356][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 63.166926][ T3571] loop0: detected capacity change from 0 to 32768 [ 63.251903][ T3571] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 63.683670][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 63.905617][ T3574] loop0: detected capacity change from 0 to 32768 [ 63.991910][ T3574] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 64.469007][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 64.685291][ T3577] loop0: detected capacity change from 0 to 32768 [ 64.782460][ T3577] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 65.261783][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.511840][ T3580] loop0: detected capacity change from 0 to 32768 [ 65.602295][ T3580] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 66.007327][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.254352][ T3583] loop0: detected capacity change from 0 to 32768 [ 66.392198][ T3583] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 66.800380][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 67.046130][ T3586] loop0: detected capacity change from 0 to 32768 [ 67.141595][ T3586] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 67.613057][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 67.864807][ T3589] loop0: detected capacity change from 0 to 32768 [ 67.951931][ T3589] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 68.423561][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 68.624748][ T3592] loop0: detected capacity change from 0 to 32768 [ 68.711191][ T3592] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 69.176726][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.394985][ T3595] loop0: detected capacity change from 0 to 32768 [ 69.481861][ T3595] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 69.911902][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 70.144768][ T3598] loop0: detected capacity change from 0 to 32768 [ 70.231230][ T3598] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 70.705775][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 70.934265][ T3601] loop0: detected capacity change from 0 to 32768 [ 71.021254][ T3601] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 71.697061][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 71.961617][ T3604] loop0: detected capacity change from 0 to 32768 [ 72.051624][ T3604] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 72.517872][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 72.753584][ T3607] loop0: detected capacity change from 0 to 32768 [ 72.841167][ T3607] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.315123][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 73.537905][ T3610] loop0: detected capacity change from 0 to 32768 [ 73.631627][ T3610] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 74.104898][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 74.334917][ T3613] loop0: detected capacity change from 0 to 32768 [ 74.421325][ T3613] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 74.829645][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 75.043849][ T3616] loop0: detected capacity change from 0 to 32768 [ 75.142019][ T3616] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 75.155678][ T3616] [ 75.158028][ T3616] ====================================================== [ 75.165040][ T3616] WARNING: possible circular locking dependency detected [ 75.172042][ T3616] 5.15.167-syzkaller #0 Not tainted [ 75.177207][ T3616] ------------------------------------------------------ [ 75.184279][ T3616] syz-executor379/3616 is trying to acquire lock: [ 75.190657][ T3616] ffff88807ab59488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 75.201776][ T3616] [ 75.201776][ T3616] but task is already holding lock: [ 75.209108][ T3616] ffff88806ed33f60 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x1cb/0x390 [ 75.219596][ T3616] [ 75.219596][ T3616] which lock already depends on the new lock. [ 75.219596][ T3616] [ 75.230055][ T3616] [ 75.230055][ T3616] the existing dependency chain (in reverse order) is: [ 75.239036][ T3616] [ 75.239036][ T3616] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 75.247771][ T3616] lock_acquire+0x1db/0x4f0 [ 75.252782][ T3616] down_read+0x45/0x2e0 [ 75.257434][ T3616] ocfs2_read_virt_blocks+0x2b3/0xa10 [ 75.263297][ T3616] ocfs2_find_entry+0x437/0x26d0 [ 75.268738][ T3616] ocfs2_find_files_on_disk+0xea/0x310 [ 75.274707][ T3616] ocfs2_lookup_ino_from_name+0xad/0x1e0 [ 75.280836][ T3616] ocfs2_get_system_file_inode+0x314/0x7b0 [ 75.287138][ T3616] ocfs2_init_global_system_inodes+0x328/0x720 [ 75.293786][ T3616] ocfs2_fill_super+0x479e/0x58a0 [ 75.299301][ T3616] mount_bdev+0x2c9/0x3f0 [ 75.304208][ T3616] legacy_get_tree+0xeb/0x180 [ 75.309375][ T3616] vfs_get_tree+0x88/0x270 [ 75.314283][ T3616] do_new_mount+0x2ba/0xb40 [ 75.319277][ T3616] __se_sys_mount+0x2d5/0x3c0 [ 75.324441][ T3616] do_syscall_64+0x3b/0xb0 [ 75.329345][ T3616] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 75.335734][ T3616] [ 75.335734][ T3616] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 75.344036][ T3616] validate_chain+0x1649/0x5930 [ 75.349377][ T3616] __lock_acquire+0x1295/0x1ff0 [ 75.354813][ T3616] lock_acquire+0x1db/0x4f0 [ 75.359827][ T3616] __mutex_lock_common+0x1da/0x25a0 [ 75.365515][ T3616] mutex_lock_nested+0x17/0x20 [ 75.370777][ T3616] ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 75.377104][ T3616] ocfs2_reserve_local_alloc_bits+0x103/0x27a0 [ 75.383766][ T3616] ocfs2_reserve_clusters_with_limit+0x1b4/0xb50 [ 75.390607][ T3616] ocfs2_lock_allocators+0x306/0x620 [ 75.396380][ T3616] ocfs2_write_begin_nolock+0x28e5/0x4d20 [ 75.402606][ T3616] ocfs2_write_begin+0x1fd/0x390 [ 75.408119][ T3616] generic_perform_write+0x2bf/0x5b0 [ 75.413902][ T3616] __generic_file_write_iter+0x243/0x4f0 [ 75.420023][ T3616] ocfs2_file_write_iter+0x17d5/0x1fa0 [ 75.425971][ T3616] vfs_write+0xacd/0xe50 [ 75.430723][ T3616] ksys_write+0x1a2/0x2c0 [ 75.435547][ T3616] do_syscall_64+0x3b/0xb0 [ 75.440462][ T3616] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 75.446954][ T3616] [ 75.446954][ T3616] other info that might help us debug this: [ 75.446954][ T3616] [ 75.457245][ T3616] Possible unsafe locking scenario: [ 75.457245][ T3616] [ 75.464724][ T3616] CPU0 CPU1 [ 75.470063][ T3616] ---- ---- [ 75.475398][ T3616] lock(&ocfs2_file_ip_alloc_sem_key); [ 75.480915][ T3616] lock(&osb->system_file_mutex); [ 75.488528][ T3616] lock(&ocfs2_file_ip_alloc_sem_key); [ 75.496558][ T3616] lock(&osb->system_file_mutex); [ 75.501638][ T3616] [ 75.501638][ T3616] *** DEADLOCK *** [ 75.501638][ T3616] [ 75.509900][ T3616] 3 locks held by syz-executor379/3616: [ 75.515611][ T3616] #0: ffff888024692460 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x29a/0xe50 [ 75.524544][ T3616] #1: ffff88806ed342c8 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: ocfs2_file_write_iter+0x446/0x1fa0 [ 75.536003][ T3616] #2: ffff88806ed33f60 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x1cb/0x390 [ 75.546920][ T3616] [ 75.546920][ T3616] stack backtrace: [ 75.552806][ T3616] CPU: 1 PID: 3616 Comm: syz-executor379 Not tainted 5.15.167-syzkaller #0 [ 75.561450][ T3616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 75.571500][ T3616] Call Trace: [ 75.574755][ T3616] [ 75.577662][ T3616] dump_stack_lvl+0x1e3/0x2d0 [ 75.582310][ T3616] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 75.587913][ T3616] ? print_circular_bug+0x12b/0x1a0 [ 75.593085][ T3616] check_noncircular+0x2f8/0x3b0 [ 75.597994][ T3616] ? add_chain_block+0x850/0x850 [ 75.602899][ T3616] ? lockdep_lock+0x11f/0x2a0 [ 75.607542][ T3616] ? validate_chain+0x112/0x5930 [ 75.612448][ T3616] ? rcu_lock_release+0x5/0x20 [ 75.617181][ T3616] validate_chain+0x1649/0x5930 [ 75.622006][ T3616] ? __bfs+0x359/0x6e0 [ 75.626042][ T3616] ? reacquire_held_locks+0x660/0x660 [ 75.631383][ T3616] ? noop_count+0x30/0x30 [ 75.635682][ T3616] ? validate_chain+0x112/0x5930 [ 75.640587][ T3616] ? rcu_is_watching+0x11/0xa0 [ 75.645325][ T3616] ? mark_lock+0x98/0x340 [ 75.649644][ T3616] __lock_acquire+0x1295/0x1ff0 [ 75.654469][ T3616] lock_acquire+0x1db/0x4f0 [ 75.659141][ T3616] ? ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 75.665199][ T3616] ? read_lock_is_recursive+0x10/0x10 [ 75.670541][ T3616] ? __might_sleep+0xc0/0xc0 [ 75.675101][ T3616] ? __lock_acquire+0x1295/0x1ff0 [ 75.680099][ T3616] __mutex_lock_common+0x1da/0x25a0 [ 75.685268][ T3616] ? ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 75.691309][ T3616] ? read_lock_is_recursive+0x10/0x10 [ 75.696652][ T3616] ? ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 75.702603][ T3616] ? ocfs2_get_system_file_inode+0x144/0x7b0 [ 75.708561][ T3616] ? mutex_lock_io_nested+0x60/0x60 [ 75.713752][ T3616] ? do_raw_spin_lock+0x14a/0x370 [ 75.718789][ T3616] ? do_raw_spin_unlock+0x137/0x8b0 [ 75.723975][ T3616] mutex_lock_nested+0x17/0x20 [ 75.728810][ T3616] ocfs2_get_system_file_inode+0x1a1/0x7b0 [ 75.734599][ T3616] ? ocfs2_fast_symlink_readpage+0x420/0x420 [ 75.740568][ T3616] ? __kernel_text_address+0x94/0x100 [ 75.745928][ T3616] ? reacquire_held_locks+0x660/0x660 [ 75.751297][ T3616] ? unwind_get_return_address+0x49/0x80 [ 75.756912][ T3616] ? arch_stack_walk+0xf3/0x140 [ 75.761853][ T3616] ocfs2_reserve_local_alloc_bits+0x103/0x27a0 [ 75.767981][ T3616] ? stack_trace_save+0x113/0x1c0 [ 75.772995][ T3616] ? kasan_unpoison+0x42/0x60 [ 75.777647][ T3616] ? mark_lock+0x98/0x340 [ 75.781964][ T3616] ? __lock_acquire+0x1295/0x1ff0 [ 75.787046][ T3616] ? ocfs2_complete_local_alloc_recovery+0x620/0x620 [ 75.793698][ T3616] ? read_lock_is_recursive+0x10/0x10 [ 75.799039][ T3616] ? ocfs2_alloc_should_use_local+0x13a/0x2e0 [ 75.805077][ T3616] ? __lock_acquire+0x1ff0/0x1ff0 [ 75.810109][ T3616] ? do_raw_spin_lock+0x14a/0x370 [ 75.815112][ T3616] ? do_raw_spin_unlock+0x137/0x8b0 [ 75.820281][ T3616] ? _raw_spin_unlock+0x24/0x40 [ 75.825104][ T3616] ? ocfs2_alloc_should_use_local+0x13a/0x2e0 [ 75.831147][ T3616] ocfs2_reserve_clusters_with_limit+0x1b4/0xb50 [ 75.837451][ T3616] ? mark_lock+0x98/0x340 [ 75.841752][ T3616] ? ocfs2_reserve_clusters+0x30/0x30 [ 75.847098][ T3616] ? __lock_acquire+0x1295/0x1ff0 [ 75.852127][ T3616] ? rcu_is_watching+0x11/0xa0 [ 75.856863][ T3616] ? ocfs2_num_free_extents+0x365/0x680 [ 75.862385][ T3616] ? ocfs2_validate_extent_block+0x580/0x580 [ 75.868339][ T3616] ocfs2_lock_allocators+0x306/0x620 [ 75.873597][ T3616] ? _ocfs2_clear_bit+0x40/0x40 [ 75.878421][ T3616] ? ocfs2_write_begin_nolock+0x1147/0x4d20 [ 75.884306][ T3616] ? rcu_is_watching+0x11/0xa0 [ 75.889056][ T3616] ? ocfs2_write_begin_nolock+0x1147/0x4d20 [ 75.894926][ T3616] ? kfree+0x4a/0x270 [ 75.898878][ T3616] ? ocfs2_write_begin_nolock+0x423/0x4d20 [ 75.904659][ T3616] ocfs2_write_begin_nolock+0x28e5/0x4d20 [ 75.910365][ T3616] ? ocfs2_size_fits_inline_data+0x90/0x90 [ 75.916146][ T3616] ? ocfs2_inode_lock_full_nested+0x177/0x1bf0 [ 75.922287][ T3616] ? ocfs2_read_inode_block+0x148/0x1d0 [ 75.927808][ T3616] ? ocfs2_allocate_extend_trans+0x620/0x620 [ 75.933767][ T3616] ? read_lock_is_recursive+0x10/0x10 [ 75.939114][ T3616] ? rwsem_write_trylock+0x166/0x210 [ 75.944379][ T3616] ? clear_nonspinnable+0x60/0x60 [ 75.949378][ T3616] ocfs2_write_begin+0x1fd/0x390 [ 75.954395][ T3616] ? ocfs2_readahead+0x1a0/0x1a0 [ 75.959605][ T3616] ? __vfs_getxattr+0x3e0/0x410 [ 75.964438][ T3616] ? ktime_get_coarse_real_ts64+0x107/0x120 [ 75.971709][ T3616] generic_perform_write+0x2bf/0x5b0 [ 75.977009][ T3616] ? grab_cache_page_write_begin+0x90/0x90 [ 75.982810][ T3616] ? file_remove_privs+0x610/0x610 [ 75.987903][ T3616] ? do_raw_spin_unlock+0x137/0x8b0 [ 75.993103][ T3616] __generic_file_write_iter+0x243/0x4f0 [ 75.998719][ T3616] ? ocfs2_inode_unlock+0x122/0x150 [ 76.003892][ T3616] ocfs2_file_write_iter+0x17d5/0x1fa0 [ 76.009420][ T3616] ? ocfs2_file_read_iter+0xae0/0xae0 [ 76.014786][ T3616] ? read_lock_is_recursive+0x10/0x10 [ 76.020147][ T3616] ? rcu_read_lock_any_held+0xb3/0x160 [ 76.025580][ T3616] ? rcu_read_lock_bh_held+0x110/0x110 [ 76.031107][ T3616] ? end_current_label_crit_section+0x147/0x170 [ 76.037323][ T3616] ? iov_iter_init+0x4a/0x170 [ 76.041978][ T3616] vfs_write+0xacd/0xe50 [ 76.046279][ T3616] ? file_end_write+0x250/0x250 [ 76.051119][ T3616] ? __context_tracking_enter+0x5f/0x90 [ 76.056747][ T3616] ? __fdget_pos+0x2d2/0x380 [ 76.061331][ T3616] ksys_write+0x1a2/0x2c0 [ 76.065806][ T3616] ? print_irqtrace_events+0x210/0x210 [ 76.071351][ T3616] ? __ia32_sys_read+0x80/0x80 [ 76.076212][ T3616] ? syscall_enter_from_user_mode+0x2e/0x240 [ 76.082170][ T3616] ? lockdep_hardirqs_on+0x94/0x130 [ 76.087354][ T3616] ? syscall_enter_from_user_mode+0x2e/0x240 [ 76.093329][ T3616] do_syscall_64+0x3b/0xb0 [ 76.097731][ T3616] ? clear_bhb_loop+0x15/0x70 [ 76.102384][ T3616] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.108255][ T3616] RIP: 0033:0x7fe3a7e1d169 [ 76.112652][ T3616] 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 [ 76.132236][ T3616] RSP: 002b:00007ffc3aa6b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.140639][ T3616] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3a7e1d169 [ 76.148590][ T3616] RDX: 000000000f642e7e RSI: 0000000020000200 RDI: 0000000000000004 [ 76.156535][ T3616] RBP: 0000000000000004 R08: 00000000000008c0 R09: 00000000000008c0 [ 76.164592][ T3616] R10: 0000000000004430 R11: 0000000000000246 R12: 00007ffc3aa6b1d0 [ 76.172562][ T3616] R13: 00007ffc3aa6b210 R14: 0000000001000000 R15: 0000000000000003 [ 76.180518][ T3616] [ 76.458035][ T3562] ocfs2: Unmounting device (7,0) on (node local) [ 76.464168][ T7] cfg80211: failed to load regulatory.db executing program [ 76.672529][ T3619] loop0: detected capacity change from 0 to 32768 [ 76.808713][ T3619] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.082644][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 77.260231][ T3622] loop0: detected capacity change from 0 to 32768 [ 77.388237][ T3622] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.665696][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 77.842406][ T3625] loop0: detected capacity change from 0 to 32768 [ 77.928397][ T3625] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.202919][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 78.370935][ T3628] loop0: detected capacity change from 0 to 32768 [ 78.458221][ T3628] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.732608][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 78.909805][ T3631] loop0: detected capacity change from 0 to 32768 [ 78.998321][ T3631] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.274829][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 79.450740][ T3634] loop0: detected capacity change from 0 to 32768 [ 79.548652][ T3634] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.822209][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 80.000922][ T3637] loop0: detected capacity change from 0 to 32768 [ 80.088353][ T3637] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.363150][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 80.539818][ T3640] loop0: detected capacity change from 0 to 32768 [ 80.628197][ T3640] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.906002][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 81.079582][ T3643] loop0: detected capacity change from 0 to 32768 [ 81.168561][ T3643] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.441783][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 81.621690][ T3646] loop0: detected capacity change from 0 to 32768 [ 81.708643][ T3646] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.986111][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 82.176980][ T3649] loop0: detected capacity change from 0 to 32768 [ 82.268337][ T3649] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.540261][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 82.708556][ T3652] loop0: detected capacity change from 0 to 32768 [ 82.758819][ T3652] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.035291][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 83.210413][ T3655] loop0: detected capacity change from 0 to 32768 [ 83.298176][ T3655] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.581466][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 83.761936][ T3658] loop0: detected capacity change from 0 to 32768 [ 83.858503][ T3658] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.137625][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 84.329567][ T3661] loop0: detected capacity change from 0 to 32768 [ 84.418165][ T3661] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.692301][ T3562] ocfs2: Unmounting device (7,0) on (node local) executing program [ 84.859350][ T3664] loop0: detected capacity change from 0 to 32768 [ 84.948303][ T3664] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.