Warning: Permanently added '10.128.0.2' (ED25519) to the list of known hosts. executing program [ 37.697701][ T4292] loop0: detected capacity change from 0 to 32768 [ 37.701055][ T4292] ======================================================= [ 37.701055][ T4292] WARNING: The mand mount option has been deprecated and [ 37.701055][ T4292] and is ignored by this kernel. Remove the mand [ 37.701055][ T4292] option from the mount to silence this warning. [ 37.701055][ T4292] ======================================================= [ 37.721658][ T4292] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 37.748846][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 37.908399][ T4296] loop0: detected capacity change from 0 to 32768 [ 37.925333][ T4296] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 37.952390][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 38.111071][ T4299] loop0: detected capacity change from 0 to 32768 [ 38.122876][ T4299] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 38.147188][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 38.303619][ T4302] loop0: detected capacity change from 0 to 32768 [ 38.320518][ T4302] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 38.343335][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 38.501448][ T4305] loop0: detected capacity change from 0 to 32768 [ 38.518408][ T4305] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 38.538795][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 38.697371][ T4308] loop0: detected capacity change from 0 to 32768 [ 38.714308][ T4308] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 38.734526][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 38.892934][ T4311] loop0: detected capacity change from 0 to 32768 [ 38.906023][ T4311] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 38.929903][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 39.092092][ T4314] loop0: detected capacity change from 0 to 32768 [ 39.111860][ T4314] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 39.125027][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 39.289687][ T4317] loop0: detected capacity change from 0 to 32768 [ 39.311551][ T4317] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 39.324968][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 39.490149][ T4321] loop0: detected capacity change from 0 to 32768 [ 39.511787][ T4321] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 39.524367][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 39.682604][ T4324] loop0: detected capacity change from 0 to 32768 [ 39.698843][ T4324] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 39.717751][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 39.875107][ T4327] loop0: detected capacity change from 0 to 32768 [ 39.892200][ T4327] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 39.910367][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 40.069894][ T4330] loop0: detected capacity change from 0 to 32768 [ 40.084703][ T4330] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 40.095788][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 40.259025][ T4333] loop0: detected capacity change from 0 to 32768 [ 40.280083][ T4333] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 40.294083][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 40.452518][ T4336] loop0: detected capacity change from 0 to 32768 [ 40.466208][ T4336] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 40.488128][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 40.646654][ T4339] loop0: detected capacity change from 0 to 32768 [ 40.666991][ T4339] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 40.680513][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 40.837974][ T4342] loop0: detected capacity change from 0 to 32768 [ 40.846288][ T4342] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 40.864913][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 41.024407][ T4345] loop0: detected capacity change from 0 to 32768 [ 41.040458][ T4345] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 41.059166][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 41.221042][ T4348] loop0: detected capacity change from 0 to 32768 [ 41.246116][ T4348] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 41.266401][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 41.423688][ T4351] loop0: detected capacity change from 0 to 32768 [ 41.435214][ T4351] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 41.451032][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 41.610335][ T4354] loop0: detected capacity change from 0 to 32768 [ 41.624364][ T4354] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 41.645048][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 41.803775][ T4357] loop0: detected capacity change from 0 to 32768 [ 41.812801][ T4357] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 41.829910][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 41.988503][ T4360] loop0: detected capacity change from 0 to 32768 [ 42.003494][ T4360] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 42.023190][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 42.185811][ T4363] loop0: detected capacity change from 0 to 32768 [ 42.207046][ T4363] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 42.221666][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 42.386864][ T4366] loop0: detected capacity change from 0 to 32768 [ 42.407116][ T4366] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 42.421108][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 42.576328][ T4369] loop0: detected capacity change from 0 to 32768 [ 42.597115][ T4369] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 42.614051][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 42.776771][ T4372] loop0: detected capacity change from 0 to 32768 [ 42.800491][ T4372] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 42.824911][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 42.989829][ T4375] loop0: detected capacity change from 0 to 32768 [ 43.008501][ T4375] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 43.029054][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 43.187330][ T4378] loop0: detected capacity change from 0 to 32768 [ 43.203819][ T4378] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 43.224540][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 43.387673][ T4381] loop0: detected capacity change from 0 to 32768 [ 43.408470][ T4381] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 43.423551][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 43.578571][ T4384] loop0: detected capacity change from 0 to 32768 [ 43.593795][ T4384] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 43.616326][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 43.780824][ T4387] loop0: detected capacity change from 0 to 32768 [ 43.794092][ T4387] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 43.812852][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 43.973413][ T4390] loop0: detected capacity change from 0 to 32768 [ 43.985496][ T4390] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 43.996578][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 44.158110][ T4393] loop0: detected capacity change from 0 to 32768 [ 44.166220][ T4393] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 44.179161][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 44.341849][ T4396] loop0: detected capacity change from 0 to 32768 [ 44.356204][ T4396] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 44.375437][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 44.541539][ T4399] loop0: detected capacity change from 0 to 32768 [ 44.549194][ T4399] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 44.570153][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 44.732141][ T4402] loop0: detected capacity change from 0 to 32768 [ 44.747521][ T4402] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 44.764468][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 44.927513][ T4405] loop0: detected capacity change from 0 to 32768 [ 44.942924][ T4405] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 44.961880][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 45.123619][ T4408] loop0: detected capacity change from 0 to 32768 [ 45.138867][ T4408] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.157946][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 45.322347][ T4411] loop0: detected capacity change from 0 to 32768 [ 45.337525][ T4411] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.357603][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 45.526242][ T4415] loop0: detected capacity change from 0 to 32768 [ 45.541711][ T4415] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.562940][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 45.720132][ T4419] loop0: detected capacity change from 0 to 32768 [ 45.731688][ T4419] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.750580][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 45.912685][ T4422] loop0: detected capacity change from 0 to 32768 [ 45.928710][ T4422] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.946317][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.102331][ T4425] loop0: detected capacity change from 0 to 32768 [ 46.119357][ T4425] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.139228][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.296902][ T4428] loop0: detected capacity change from 0 to 32768 [ 46.304501][ T4428] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.323693][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.487859][ T4431] loop0: detected capacity change from 0 to 32768 [ 46.509193][ T4431] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.528206][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.691426][ T4434] loop0: detected capacity change from 0 to 32768 [ 46.707773][ T4434] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.722880][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.886895][ T4437] loop0: detected capacity change from 0 to 32768 [ 46.910522][ T4437] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.921731][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.085097][ T4441] loop0: detected capacity change from 0 to 32768 [ 47.106008][ T4441] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.119900][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.276843][ T4444] loop0: detected capacity change from 0 to 32768 [ 47.290113][ T4444] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.295481][ T4444] [ 47.296164][ T4444] ====================================================== [ 47.298052][ T4444] WARNING: possible circular locking dependency detected [ 47.299899][ T4444] 6.1.141-syzkaller #0 Not tainted [ 47.301250][ T4444] ------------------------------------------------------ [ 47.303235][ T4444] syz-executor327/4444 is trying to acquire lock: [ 47.305086][ T4444] ffff0000c85f1488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x15c/0x644 [ 47.308272][ T4444] [ 47.308272][ T4444] but task is already holding lock: [ 47.310244][ T4444] ffff0000e1f0bf60 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_extend_file+0x118/0x4c4 [ 47.313256][ T4444] [ 47.313256][ T4444] which lock already depends on the new lock. [ 47.313256][ T4444] [ 47.316172][ T4444] [ 47.316172][ T4444] the existing dependency chain (in reverse order) is: [ 47.318603][ T4444] [ 47.318603][ T4444] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 47.320983][ T4444] down_read+0x64/0x304 [ 47.322254][ T4444] ocfs2_read_virt_blocks+0x244/0x8e0 [ 47.323833][ T4444] ocfs2_find_entry+0x318/0x1c5c [ 47.325307][ T4444] ocfs2_find_files_on_disk+0x128/0x410 [ 47.326953][ T4444] ocfs2_lookup_ino_from_name+0x60/0x114 [ 47.328609][ T4444] ocfs2_get_system_file_inode+0x2b8/0x644 [ 47.330359][ T4444] ocfs2_init_global_system_inodes+0x2a8/0x594 [ 47.332174][ T4444] ocfs2_fill_super+0x210c/0x3e98 [ 47.333685][ T4444] mount_bdev+0x264/0x358 [ 47.334994][ T4444] ocfs2_mount+0x44/0x58 [ 47.336314][ T4444] legacy_get_tree+0xd4/0x16c [ 47.337719][ T4444] vfs_get_tree+0x90/0x274 [ 47.339094][ T4444] do_new_mount+0x228/0x810 [ 47.340523][ T4444] path_mount+0x5b4/0xe78 [ 47.341894][ T4444] __arm64_sys_mount+0x49c/0x584 [ 47.343432][ T4444] invoke_syscall+0x98/0x2bc [ 47.344782][ T4444] el0_svc_common+0x138/0x258 [ 47.346263][ T4444] do_el0_svc+0x58/0x13c [ 47.347552][ T4444] el0_svc+0x58/0x138 [ 47.348767][ T4444] el0t_64_sync_handler+0x84/0xf0 [ 47.350342][ T4444] el0t_64_sync+0x18c/0x190 [ 47.351735][ T4444] [ 47.351735][ T4444] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 47.354131][ T4444] __lock_acquire+0x293c/0x6544 [ 47.355661][ T4444] lock_acquire+0x20c/0x644 [ 47.357065][ T4444] __mutex_lock_common+0x190/0x1f38 [ 47.358643][ T4444] mutex_lock_nested+0x38/0x44 [ 47.360114][ T4444] ocfs2_get_system_file_inode+0x15c/0x644 [ 47.361890][ T4444] ocfs2_reserve_suballoc_bits+0x11c/0x3cd4 [ 47.363636][ T4444] ocfs2_reserve_clusters_with_limit+0x290/0x9e0 [ 47.365599][ T4444] ocfs2_reserve_clusters+0x3c/0x50 [ 47.367174][ T4444] ocfs2_convert_inline_data_to_extents+0x18c/0xeec [ 47.369130][ T4444] ocfs2_extend_file+0x2b4/0x4c4 [ 47.370627][ T4444] ocfs2_setattr+0x848/0x18d4 [ 47.372038][ T4444] notify_change+0xb0c/0xdcc [ 47.373479][ T4444] do_truncate+0x178/0x1f0 [ 47.374809][ T4444] vfs_truncate+0x23c/0x2b0 [ 47.376166][ T4444] do_sys_truncate+0xe8/0x1b0 [ 47.377647][ T4444] __arm64_sys_truncate+0x5c/0x70 [ 47.379208][ T4444] invoke_syscall+0x98/0x2bc [ 47.380591][ T4444] el0_svc_common+0x138/0x258 [ 47.382087][ T4444] do_el0_svc+0x58/0x13c [ 47.383421][ T4444] el0_svc+0x58/0x138 [ 47.384613][ T4444] el0t_64_sync_handler+0x84/0xf0 [ 47.386159][ T4444] el0t_64_sync+0x18c/0x190 [ 47.387513][ T4444] [ 47.387513][ T4444] other info that might help us debug this: [ 47.387513][ T4444] [ 47.390444][ T4444] Possible unsafe locking scenario: [ 47.390444][ T4444] [ 47.392554][ T4444] CPU0 CPU1 [ 47.394045][ T4444] ---- ---- [ 47.395562][ T4444] lock(&ocfs2_file_ip_alloc_sem_key); [ 47.397107][ T4444] lock(&osb->system_file_mutex); [ 47.399194][ T4444] lock(&ocfs2_file_ip_alloc_sem_key); [ 47.401377][ T4444] lock(&osb->system_file_mutex); [ 47.402724][ T4444] [ 47.402724][ T4444] *** DEADLOCK *** [ 47.402724][ T4444] [ 47.404942][ T4444] 3 locks held by syz-executor327/4444: [ 47.406480][ T4444] #0: ffff0000d47b0460 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 47.409132][ T4444] #1: ffff0000e1f0c2c8 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}, at: do_truncate+0x164/0x1f0 [ 47.412016][ T4444] #2: ffff0000e1f0bf60 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_extend_file+0x118/0x4c4 [ 47.415099][ T4444] [ 47.415099][ T4444] stack backtrace: [ 47.416702][ T4444] CPU: 1 PID: 4444 Comm: syz-executor327 Not tainted 6.1.141-syzkaller #0 [ 47.419043][ T4444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 47.421779][ T4444] Call trace: [ 47.422681][ T4444] dump_backtrace+0x1c8/0x1f4 [ 47.423969][ T4444] show_stack+0x2c/0x3c [ 47.425117][ T4444] __dump_stack+0x30/0x40 [ 47.426327][ T4444] dump_stack_lvl+0xf8/0x160 [ 47.427592][ T4444] dump_stack+0x1c/0x5c [ 47.428690][ T4444] print_circular_bug+0x148/0x1b0 [ 47.430060][ T4444] check_noncircular+0x240/0x2d4 [ 47.431374][ T4444] __lock_acquire+0x293c/0x6544 [ 47.432713][ T4444] lock_acquire+0x20c/0x644 [ 47.433930][ T4444] __mutex_lock_common+0x190/0x1f38 [ 47.435380][ T4444] mutex_lock_nested+0x38/0x44 [ 47.436705][ T4444] ocfs2_get_system_file_inode+0x15c/0x644 [ 47.438235][ T4444] ocfs2_reserve_suballoc_bits+0x11c/0x3cd4 [ 47.439933][ T4444] ocfs2_reserve_clusters_with_limit+0x290/0x9e0 [ 47.441699][ T4444] ocfs2_reserve_clusters+0x3c/0x50 [ 47.443157][ T4444] ocfs2_convert_inline_data_to_extents+0x18c/0xeec [ 47.445063][ T4444] ocfs2_extend_file+0x2b4/0x4c4 [ 47.446488][ T4444] ocfs2_setattr+0x848/0x18d4 [ 47.447870][ T4444] notify_change+0xb0c/0xdcc [ 47.449128][ T4444] do_truncate+0x178/0x1f0 [ 47.450345][ T4444] vfs_truncate+0x23c/0x2b0 [ 47.451585][ T4444] do_sys_truncate+0xe8/0x1b0 [ 47.452848][ T4444] __arm64_sys_truncate+0x5c/0x70 [ 47.454223][ T4444] invoke_syscall+0x98/0x2bc [ 47.455456][ T4444] el0_svc_common+0x138/0x258 [ 47.456688][ T4444] do_el0_svc+0x58/0x13c [ 47.457952][ T4444] el0_svc+0x58/0x138 [ 47.459044][ T4444] el0t_64_sync_handler+0x84/0xf0 [ 47.460406][ T4444] el0t_64_sync+0x18c/0x190 [ 47.475051][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.603928][ T4448] loop0: detected capacity change from 0 to 32768 [ 47.614790][ T4448] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.632746][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.731958][ T4451] loop0: detected capacity change from 0 to 32768 [ 47.738100][ T4451] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.751566][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.855084][ T4454] loop0: detected capacity change from 0 to 32768 [ 47.865781][ T4454] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.882875][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.987197][ T4457] loop0: detected capacity change from 0 to 32768 [ 47.996536][ T4457] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.012808][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.116738][ T4461] loop0: detected capacity change from 0 to 32768 [ 48.127976][ T4461] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.143842][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.248163][ T4464] loop0: detected capacity change from 0 to 32768 [ 48.258730][ T4464] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.274647][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.378843][ T4467] loop0: detected capacity change from 0 to 32768 [ 48.397201][ T4467] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.413546][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.515543][ T4471] loop0: detected capacity change from 0 to 32768 [ 48.525406][ T4471] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.551435][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.655917][ T4474] loop0: detected capacity change from 0 to 32768 [ 48.664386][ T4474] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.681381][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.781393][ T4477] loop0: detected capacity change from 0 to 32768 [ 48.793339][ T4477] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.810529][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.914362][ T4480] loop0: detected capacity change from 0 to 32768 [ 48.925554][ T4480] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.941549][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.046523][ T4483] loop0: detected capacity change from 0 to 32768 [ 49.058207][ T4483] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.074371][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.180569][ T4486] loop0: detected capacity change from 0 to 32768 [ 49.192174][ T4486] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.208067][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.313511][ T4489] loop0: detected capacity change from 0 to 32768 [ 49.324699][ T4489] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.336807][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.438016][ T4492] loop0: detected capacity change from 0 to 32768 [ 49.454121][ T4492] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.466424][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.567509][ T4495] loop0: detected capacity change from 0 to 32768 [ 49.582951][ T4495] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.595861][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.696160][ T4498] loop0: detected capacity change from 0 to 32768 [ 49.707805][ T4498] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.724288][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.824145][ T4501] loop0: detected capacity change from 0 to 32768 [ 49.837184][ T4501] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.853146][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.952811][ T4504] loop0: detected capacity change from 0 to 32768 [ 49.961866][ T4504] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.971030][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.076415][ T4507] loop0: detected capacity change from 0 to 32768 [ 50.087833][ T4507] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.103786][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.209603][ T4510] loop0: detected capacity change from 0 to 32768 [ 50.218609][ T4510] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.235141][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.338556][ T4513] loop0: detected capacity change from 0 to 32768 [ 50.357027][ T4513] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.373550][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.477605][ T4516] loop0: detected capacity change from 0 to 32768 [ 50.496388][ T4516] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.512955][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.617450][ T4519] loop0: detected capacity change from 0 to 32768 [ 50.637609][ T4519] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.653402][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.757864][ T4522] loop0: detected capacity change from 0 to 32768 [ 50.777581][ T4522] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.793432][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.897863][ T4525] loop0: detected capacity change from 0 to 32768 [ 50.916509][ T4525] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.932868][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.037205][ T4528] loop0: detected capacity change from 0 to 32768 [ 51.056091][ T4528] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.072546][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.177029][ T4531] loop0: detected capacity change from 0 to 32768 [ 51.196323][ T4531] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.212532][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.318080][ T4534] loop0: detected capacity change from 0 to 32768 [ 51.336247][ T4534] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.351959][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.456988][ T4537] loop0: detected capacity change from 0 to 32768 [ 51.475907][ T4537] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.492231][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.596986][ T4540] loop0: detected capacity change from 0 to 32768 [ 51.616143][ T4540] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.632252][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.736811][ T4543] loop0: detected capacity change from 0 to 32768 [ 51.756800][ T4543] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.772435][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.876430][ T4546] loop0: detected capacity change from 0 to 32768 [ 51.890334][ T4546] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.902313][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.007732][ T4549] loop0: detected capacity change from 0 to 32768 [ 52.017219][ T4549] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.033603][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.133504][ T4552] loop0: detected capacity change from 0 to 32768 [ 52.142525][ T4552] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.153682][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.255578][ T4555] loop0: detected capacity change from 0 to 32768 [ 52.266270][ T4555] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.282547][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.385613][ T4558] loop0: detected capacity change from 0 to 32768 [ 52.396698][ T4558] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.412348][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.516222][ T4561] loop0: detected capacity change from 0 to 32768 [ 52.525455][ T4561] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.542221][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.642664][ T4564] loop0: detected capacity change from 0 to 32768 [ 52.651389][ T4564] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.662864][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.768873][ T4567] loop0: detected capacity change from 0 to 32768 [ 52.780199][ T4567] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.791134][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.895329][ T4570] loop0: detected capacity change from 0 to 32768 [ 52.906514][ T4570] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.922401][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.026552][ T4573] loop0: detected capacity change from 0 to 32768 [ 53.037451][ T4573] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.053350][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.157943][ T4576] loop0: detected capacity change from 0 to 32768 [ 53.169312][ T4576] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.185225][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.289081][ T4579] loop0: detected capacity change from 0 to 32768 [ 53.304029][ T4579] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.319531][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.423200][ T4582] loop0: detected capacity change from 0 to 32768 [ 53.434264][ T4582] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.450059][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.554110][ T4585] loop0: detected capacity change from 0 to 32768 [ 53.564902][ T4585] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.580583][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.684127][ T4588] loop0: detected capacity change from 0 to 32768 [ 53.695362][ T4588] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.711261][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.815852][ T4591] loop0: detected capacity change from 0 to 32768 [ 53.827450][ T4591] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.843166][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.946326][ T4594] loop0: detected capacity change from 0 to 32768 [ 53.957146][ T4594] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.972293][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.074216][ T4597] loop0: detected capacity change from 0 to 32768 [ 54.088999][ T4597] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.101815][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.202125][ T4600] loop0: detected capacity change from 0 to 32768 [ 54.212812][ T4600] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.230558][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.334362][ T4603] loop0: detected capacity change from 0 to 32768 [ 54.355528][ T4603] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.371572][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.475381][ T4606] loop0: detected capacity change from 0 to 32768 [ 54.490187][ T4606] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.500757][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.604841][ T4609] loop0: detected capacity change from 0 to 32768 [ 54.620190][ T4609] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.630179][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.734803][ T4612] loop0: detected capacity change from 0 to 32768 [ 54.749597][ T4612] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.764429][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.868399][ T4615] loop0: detected capacity change from 0 to 32768 [ 54.886204][ T4615] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.903699][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.007510][ T4618] loop0: detected capacity change from 0 to 32768 [ 55.027707][ T4618] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.043148][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.147008][ T4621] loop0: detected capacity change from 0 to 32768 [ 55.166105][ T4621] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.182296][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.286739][ T4624] loop0: detected capacity change from 0 to 32768 [ 55.305577][ T4624] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.322066][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.425555][ T4627] loop0: detected capacity change from 0 to 32768 [ 55.440243][ T4627] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.450693][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.554146][ T4630] loop0: detected capacity change from 0 to 32768 [ 55.570183][ T4630] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.579266][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.683719][ T4633] loop0: detected capacity change from 0 to 32768 [ 55.700357][ T4633] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.708686][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.812600][ T4636] loop0: detected capacity change from 0 to 32768 [ 55.830238][ T4636] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.847936][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.951657][ T4639] loop0: detected capacity change from 0 to 32768 [ 55.970324][ T4639] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.986852][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.091042][ T4642] loop0: detected capacity change from 0 to 32768 [ 56.109539][ T4642] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.126375][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.230256][ T4645] loop0: detected capacity change from 0 to 32768 [ 56.248990][ T4645] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.265490][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.368518][ T4648] loop0: detected capacity change from 0 to 32768 [ 56.387072][ T4648] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.404598][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.508837][ T4651] loop0: detected capacity change from 0 to 32768 [ 56.527370][ T4651] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.544045][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.649464][ T4654] loop0: detected capacity change from 0 to 32768 [ 56.668083][ T4654] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.684975][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.788574][ T4657] loop0: detected capacity change from 0 to 32768 [ 56.807200][ T4657] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.823986][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.927854][ T4660] loop0: detected capacity change from 0 to 32768 [ 56.947766][ T4660] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.963458][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 57.066967][ T4663] loop0: detected capacity change from 0 to 32768 [ 57.086113][ T4663] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 57.102259][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program [ 57.206883][ T4666] loop0: detected capacity change from 0 to 32768 [ 57.225683][ T4666] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 57.242116][ T4291] ocfs2: Unmounting device (7,0) on (node local) executing program