no interfaces have a carrier [ 40.080278][ T3841] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.090877][ T3841] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.91' (ED25519) to the list of known hosts. executing program syzkaller login: [ 68.430215][ T4168] loop0: detected capacity change from 0 to 32768 [ 68.496158][ T4168] ======================================================= [ 68.496158][ T4168] WARNING: The mand mount option has been deprecated and [ 68.496158][ T4168] and is ignored by this kernel. Remove the mand [ 68.496158][ T4168] option from the mount to silence this warning. [ 68.496158][ T4168] ======================================================= [ 68.558694][ T4168] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 69.080388][ T4168] syz-executor980 (4168) used greatest stack depth: 20488 bytes left [ 69.182852][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.471994][ T4172] loop0: detected capacity change from 0 to 32768 [ 69.544485][ T4172] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 70.184588][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 70.514733][ T4178] loop0: detected capacity change from 0 to 32768 [ 70.587062][ T4178] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 71.380622][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 71.671669][ T4181] loop0: detected capacity change from 0 to 32768 [ 71.750208][ T4181] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 72.394294][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 72.665724][ T4187] loop0: detected capacity change from 0 to 32768 [ 72.733017][ T4187] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.357672][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 73.622271][ T4190] loop0: detected capacity change from 0 to 32768 [ 73.731330][ T4190] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 74.361345][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 74.643909][ T4193] loop0: detected capacity change from 0 to 32768 [ 74.700871][ T4193] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 75.343958][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 75.614995][ T4196] loop0: detected capacity change from 0 to 32768 [ 75.670451][ T4196] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 76.260171][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 76.570745][ T4199] loop0: detected capacity change from 0 to 32768 [ 76.632823][ T4199] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.273434][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 77.566228][ T4202] loop0: detected capacity change from 0 to 32768 [ 77.637327][ T4202] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.275657][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 78.541356][ T4205] loop0: detected capacity change from 0 to 32768 [ 78.597398][ T4205] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.229330][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 79.524313][ T4208] loop0: detected capacity change from 0 to 32768 [ 79.612264][ T4208] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.258168][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 80.561244][ T4211] loop0: detected capacity change from 0 to 32768 [ 80.641544][ T4211] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.293612][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 81.505629][ T1109] cfg80211: failed to load regulatory.db [ 81.633182][ T4214] loop0: detected capacity change from 0 to 32768 [ 81.714503][ T4214] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.478212][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 82.764529][ T4217] loop0: detected capacity change from 0 to 32768 [ 82.822038][ T4217] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.441395][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 83.728044][ T4220] loop0: detected capacity change from 0 to 32768 [ 83.799411][ T4220] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.812363][ T4220] [ 83.815110][ T4220] ====================================================== [ 83.822663][ T4220] WARNING: possible circular locking dependency detected [ 83.830500][ T4220] 5.15.182-syzkaller #0 Not tainted [ 83.836046][ T4220] ------------------------------------------------------ [ 83.843108][ T4220] syz-executor980/4220 is trying to acquire lock: [ 83.849628][ T4220] ffff88801999d488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x1b5/0x760 [ 83.861796][ T4220] [ 83.861796][ T4220] but task is already holding lock: [ 83.869660][ T4220] ffff88806d13b120 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x18a/0x300 [ 83.881018][ T4220] [ 83.881018][ T4220] which lock already depends on the new lock. [ 83.881018][ T4220] [ 83.891725][ T4220] [ 83.891725][ T4220] the existing dependency chain (in reverse order) is: [ 83.901008][ T4220] [ 83.901008][ T4220] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 83.910115][ T4220] down_read+0x44/0x2e0 [ 83.915075][ T4220] ocfs2_read_virt_blocks+0x23f/0x8a0 [ 83.921182][ T4220] ocfs2_find_entry+0x3d1/0x1f90 [ 83.926652][ T4220] ocfs2_find_files_on_disk+0xdb/0x2f0 [ 83.932628][ T4220] ocfs2_lookup_ino_from_name+0x4f/0xf0 [ 83.938783][ T4220] ocfs2_get_system_file_inode+0x319/0x760 [ 83.945320][ T4220] ocfs2_init_global_system_inodes+0x316/0x650 [ 83.952083][ T4220] ocfs2_fill_super+0x3dbf/0x4d80 [ 83.957717][ T4220] mount_bdev+0x287/0x3c0 [ 83.962789][ T4220] legacy_get_tree+0xe6/0x180 [ 83.968010][ T4220] vfs_get_tree+0x88/0x270 [ 83.972962][ T4220] do_new_mount+0x24a/0xa40 [ 83.978174][ T4220] __se_sys_mount+0x2d6/0x3c0 [ 83.983488][ T4220] do_syscall_64+0x4c/0xa0 [ 83.988514][ T4220] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 83.994924][ T4220] [ 83.994924][ T4220] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 84.004022][ T4220] __lock_acquire+0x2c33/0x7c60 [ 84.009595][ T4220] lock_acquire+0x197/0x3f0 [ 84.014795][ T4220] __mutex_lock_common+0x1eb/0x2390 [ 84.020535][ T4220] mutex_lock_nested+0x17/0x20 [ 84.030862][ T4220] ocfs2_get_system_file_inode+0x1b5/0x760 [ 84.037712][ T4220] ocfs2_reserve_local_alloc_bits+0xfc/0x24c0 [ 84.044352][ T4220] ocfs2_reserve_clusters_with_limit+0x1bb/0xba0 [ 84.051626][ T4220] ocfs2_lock_allocators+0x2f7/0x5b0 [ 84.057755][ T4220] ocfs2_write_begin_nolock+0x2216/0x4180 [ 84.064087][ T4220] ocfs2_write_begin+0x1ab/0x300 [ 84.069831][ T4220] generic_perform_write+0x2aa/0x530 [ 84.076325][ T4220] __generic_file_write_iter+0x25f/0x4e0 [ 84.082892][ T4220] ocfs2_file_write_iter+0x1578/0x1cf0 [ 84.090605][ T4220] vfs_write+0x712/0xd00 [ 84.095898][ T4220] ksys_write+0x14d/0x250 [ 84.101146][ T4220] do_syscall_64+0x4c/0xa0 [ 84.108008][ T4220] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.115066][ T4220] [ 84.115066][ T4220] other info that might help us debug this: [ 84.115066][ T4220] [ 84.126770][ T4220] Possible unsafe locking scenario: [ 84.126770][ T4220] [ 84.134390][ T4220] CPU0 CPU1 [ 84.139901][ T4220] ---- ---- [ 84.145523][ T4220] lock(&ocfs2_file_ip_alloc_sem_key); [ 84.151589][ T4220] lock(&osb->system_file_mutex); [ 84.159227][ T4220] lock(&ocfs2_file_ip_alloc_sem_key); [ 84.167378][ T4220] lock(&osb->system_file_mutex); [ 84.172502][ T4220] [ 84.172502][ T4220] *** DEADLOCK *** [ 84.172502][ T4220] [ 84.181084][ T4220] 3 locks held by syz-executor980/4220: [ 84.187055][ T4220] #0: ffff8880797b8460 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x28a/0xd00 [ 84.196100][ T4220] #1: ffff88806d13b488 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: ocfs2_file_write_iter+0x401/0x1cf0 [ 84.207589][ T4220] #2: ffff88806d13b120 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x18a/0x300 [ 84.219197][ T4220] [ 84.219197][ T4220] stack backtrace: [ 84.225092][ T4220] CPU: 1 PID: 4220 Comm: syz-executor980 Not tainted 5.15.182-syzkaller #0 [ 84.233668][ T4220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 84.243729][ T4220] Call Trace: [ 84.247005][ T4220] [ 84.250246][ T4220] dump_stack_lvl+0x168/0x230 [ 84.255441][ T4220] ? load_image+0x3b0/0x3b0 [ 84.260317][ T4220] ? show_regs_print_info+0x20/0x20 [ 84.266469][ T4220] ? print_circular_bug+0x12b/0x1a0 [ 84.272606][ T4220] check_noncircular+0x274/0x310 [ 84.277671][ T4220] ? add_chain_block+0x940/0x940 [ 84.283002][ T4220] ? lockdep_lock+0xdc/0x1e0 [ 84.287983][ T4220] ? register_lock_class+0xb1/0x880 [ 84.293756][ T4220] ? mark_lock+0x94/0x320 [ 84.298488][ T4220] __lock_acquire+0x2c33/0x7c60 [ 84.303692][ T4220] ? read_lock_is_recursive+0x10/0x10 [ 84.309108][ T4220] ? __lock_acquire+0x7c60/0x7c60 [ 84.314176][ T4220] ? unwind_next_frame+0x1296/0x1d90 [ 84.319469][ T4220] ? verify_lock_unused+0x140/0x140 [ 84.324935][ T4220] ? mark_lock+0x94/0x320 [ 84.329825][ T4220] ? __lock_acquire+0x13ad/0x7c60 [ 84.335213][ T4220] ? hlock_conflict+0x59/0x1f0 [ 84.340124][ T4220] ? __bfs+0x2a3/0x5c0 [ 84.344212][ T4220] lock_acquire+0x197/0x3f0 [ 84.349170][ T4220] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 84.355450][ T4220] ? rcu_is_watching+0x11/0xa0 [ 84.360311][ T4220] ? __might_sleep+0xf0/0xf0 [ 84.365177][ T4220] ? lock_release+0xba/0x870 [ 84.369807][ T4220] ? read_lock_is_recursive+0x10/0x10 [ 84.375548][ T4220] ? rcu_lock_release+0x5/0x20 [ 84.380437][ T4220] ? read_lock_is_recursive+0x10/0x10 [ 84.386487][ T4220] ? __lock_acquire+0x7c60/0x7c60 [ 84.392594][ T4220] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 84.399792][ T4220] __mutex_lock_common+0x1eb/0x2390 [ 84.405795][ T4220] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 84.412474][ T4220] ? ocfs2_get_system_file_inode+0x154/0x760 [ 84.420239][ T4220] ? mutex_lock_io_nested+0x60/0x60 [ 84.426236][ T4220] ? __rwlock_init+0x140/0x140 [ 84.431489][ T4220] ? do_raw_spin_unlock+0x11d/0x230 [ 84.436880][ T4220] mutex_lock_nested+0x17/0x20 [ 84.441934][ T4220] ocfs2_get_system_file_inode+0x1b5/0x760 [ 84.448160][ T4220] ? ocfs2_fast_symlink_readpage+0x3e0/0x3e0 [ 84.454288][ T4220] ? lockdep_unlock+0x134/0x2d0 [ 84.459166][ T4220] ? lockdep_lock+0x1e0/0x1e0 [ 84.463998][ T4220] ? add_lock_to_list+0x18d/0x280 [ 84.469452][ T4220] ? __lock_acquire+0x289d/0x7c60 [ 84.474575][ T4220] ocfs2_reserve_local_alloc_bits+0xfc/0x24c0 [ 84.481080][ T4220] ? verify_lock_unused+0x140/0x140 [ 84.487334][ T4220] ? ocfs2_complete_local_alloc_recovery+0x540/0x540 [ 84.495693][ T4220] ? ocfs2_reserve_clusters_with_limit+0xe7/0xba0 [ 84.503683][ T4220] ? ocfs2_lock_allocators+0x2f7/0x5b0 [ 84.511963][ T4220] ? ocfs2_write_begin_nolock+0x2216/0x4180 [ 84.518953][ T4220] ? ocfs2_write_begin+0x1ab/0x300 [ 84.525151][ T4220] ? generic_perform_write+0x2aa/0x530 [ 84.531650][ T4220] ? ocfs2_file_write_iter+0x1578/0x1cf0 [ 84.537557][ T4220] ? vfs_write+0x712/0xd00 [ 84.542349][ T4220] ? ksys_write+0x14d/0x250 [ 84.547144][ T4220] ? do_syscall_64+0x4c/0xa0 [ 84.552677][ T4220] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 84.559464][ T4220] ? __lock_acquire+0x7c60/0x7c60 [ 84.565470][ T4220] ? do_raw_spin_lock+0x11d/0x280 [ 84.571601][ T4220] ? __rwlock_init+0x140/0x140 [ 84.577531][ T4220] ? do_raw_spin_unlock+0x11d/0x230 [ 84.583012][ T4220] ? _raw_spin_unlock+0x24/0x40 [ 84.587971][ T4220] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 84.594762][ T4220] ? ocfs2_reserve_clusters_with_limit+0x168/0xba0 [ 84.601850][ T4220] ocfs2_reserve_clusters_with_limit+0x1bb/0xba0 [ 84.608858][ T4220] ? ocfs2_reserve_clusters+0x30/0x30 [ 84.615004][ T4220] ? ocfs2_read_inode_block+0x11a/0x180 [ 84.624013][ T4220] ? rcu_is_watching+0x11/0xa0 [ 84.632527][ T4220] ? ocfs2_num_free_extents+0x2de/0x5a0 [ 84.639415][ T4220] ? ocfs2_validate_extent_block+0x550/0x550 [ 84.646505][ T4220] ? ocfs2_get_clusters+0x2a1/0xa60 [ 84.653376][ T4220] ocfs2_lock_allocators+0x2f7/0x5b0 [ 84.660152][ T4220] ? _ocfs2_clear_bit+0x40/0x40 [ 84.665244][ T4220] ? do_raw_spin_lock+0x11d/0x280 [ 84.670727][ T4220] ? ocfs2_write_begin_nolock+0xf08/0x4180 [ 84.677883][ T4220] ? rcu_is_watching+0x11/0xa0 [ 84.684503][ T4220] ? ocfs2_write_begin_nolock+0xf08/0x4180 [ 84.691726][ T4220] ? kfree+0x4a/0x2a0 [ 84.696240][ T4220] ocfs2_write_begin_nolock+0x2216/0x4180 [ 84.702492][ T4220] ? ocfs2_size_fits_inline_data+0x90/0x90 [ 84.713524][ T4220] ? __lock_acquire+0x289d/0x7c60 [ 84.718843][ T4220] ? ocfs2_read_inode_block_full+0x1a0/0x1a0 [ 84.725200][ T4220] ? handle_mm_fault+0x2b8f/0x43c0 [ 84.730321][ T4220] ? ocfs2_allocate_extend_trans+0x5b0/0x5b0 [ 84.736563][ T4220] ? preempt_count_add+0x8d/0x190 [ 84.742559][ T4220] ? do_user_addr_fault+0x694/0xc80 [ 84.747780][ T4220] ? __might_sleep+0xf0/0xf0 [ 84.752744][ T4220] ? preempt_count_add+0x8d/0x190 [ 84.758240][ T4220] ? rwsem_write_trylock+0x12f/0x1b0 [ 84.763819][ T4220] ? clear_nonspinnable+0x60/0x60 [ 84.769897][ T4220] ? exc_page_fault+0x88/0x100 [ 84.774871][ T4220] ? lockdep_hardirqs_on+0x94/0x140 [ 84.780430][ T4220] ? exc_page_fault+0x88/0x100 [ 84.785927][ T4220] ocfs2_write_begin+0x1ab/0x300 [ 84.792392][ T4220] ? ocfs2_readahead+0x190/0x190 [ 84.797997][ T4220] ? __get_user_nocheck_1+0x6/0x10 [ 84.803134][ T4220] ? fault_in_readable+0xf6/0x150 [ 84.808713][ T4220] generic_perform_write+0x2aa/0x530 [ 84.814101][ T4220] ? atime_needs_update+0x780/0x780 [ 84.819543][ T4220] ? grab_cache_page_write_begin+0xa0/0xa0 [ 84.825560][ T4220] ? file_remove_privs+0x590/0x590 [ 84.833061][ T4220] ? __rwlock_init+0x140/0x140 [ 84.838022][ T4220] ? __up_read+0x27c/0x660 [ 84.842899][ T4220] __generic_file_write_iter+0x25f/0x4e0 [ 84.850545][ T4220] ? _raw_spin_unlock+0x24/0x40 [ 84.856670][ T4220] ? ocfs2_inode_unlock+0x11a/0x140 [ 84.863219][ T4220] ocfs2_file_write_iter+0x1578/0x1cf0 [ 84.869980][ T4220] ? ocfs2_file_read_iter+0xa20/0xa20 [ 84.875955][ T4220] ? aa_file_perm+0x3a3/0xe20 [ 84.880768][ T4220] ? rcu_read_lock_any_held+0xb0/0x120 [ 84.886881][ T4220] ? rcu_read_lock_bh_held+0xe0/0xe0 [ 84.892871][ T4220] ? end_current_label_crit_section+0x14b/0x170 [ 84.899277][ T4220] ? memset+0x1e/0x40 [ 84.903264][ T4220] ? iov_iter_init+0xb4/0x170 [ 84.908367][ T4220] vfs_write+0x712/0xd00 [ 84.914339][ T4220] ? file_end_write+0x250/0x250 [ 84.919911][ T4220] ? __context_tracking_exit+0x4c/0x80 [ 84.925822][ T4220] ? __fdget_pos+0x2c6/0x370 [ 84.932262][ T4220] ksys_write+0x14d/0x250 [ 84.936873][ T4220] ? __ia32_sys_read+0x80/0x80 [ 84.942440][ T4220] ? lockdep_hardirqs_on+0x94/0x140 [ 84.948027][ T4220] do_syscall_64+0x4c/0xa0 [ 84.952447][ T4220] ? clear_bhb_loop+0x15/0x70 [ 84.957159][ T4220] ? clear_bhb_loop+0x15/0x70 [ 84.961982][ T4220] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.968008][ T4220] RIP: 0033:0x7fabd73791a9 [ 84.972704][ T4220] 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 [ 84.992622][ T4220] RSP: 002b:00007ffcdb319028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 85.001230][ T4220] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fabd73791a9 [ 85.009272][ T4220] RDX: 000000000208e24b RSI: 0000200000000080 RDI: 0000000000000005 [ 85.017423][ T4220] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 85.025657][ T4220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001000000 [ 85.033625][ T4220] R13: 00007ffcdb3190c0 R14: 0000200000000040 R15: 0000000000000003 [ 85.041595][ T4220] [ 85.404582][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 85.634670][ T4223] loop0: detected capacity change from 0 to 32768 [ 85.686650][ T4223] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.102799][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 86.336411][ T4226] loop0: detected capacity change from 0 to 32768 [ 86.395503][ T4226] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 86.792675][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.014154][ T4229] loop0: detected capacity change from 0 to 32768 [ 87.062247][ T4229] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 87.507902][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.712167][ T4232] loop0: detected capacity change from 0 to 32768 [ 87.775266][ T4232] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 88.227199][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 88.480862][ T4235] loop0: detected capacity change from 0 to 32768 [ 88.541304][ T4235] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 88.967290][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 89.179905][ T4238] loop0: detected capacity change from 0 to 32768 [ 89.233835][ T4238] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 89.603205][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 89.831746][ T4241] loop0: detected capacity change from 0 to 32768 [ 89.886536][ T4241] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.275196][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 90.500601][ T4244] loop0: detected capacity change from 0 to 32768 [ 90.554403][ T4244] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 90.944196][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 91.162969][ T4247] loop0: detected capacity change from 0 to 32768 [ 91.211774][ T4247] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 91.593843][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 91.815495][ T4250] loop0: detected capacity change from 0 to 32768 [ 91.875851][ T4250] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 92.315214][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 92.544412][ T4253] loop0: detected capacity change from 0 to 32768 [ 92.604846][ T4253] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.018045][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 93.214052][ T4256] loop0: detected capacity change from 0 to 32768 [ 93.264916][ T4256] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 93.692697][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program