Warning: Permanently added '10.128.1.44' (ED25519) to the list of known hosts. executing program [ 60.793642][ T4168] loop0: detected capacity change from 0 to 32768 [ 60.845203][ T4168] ======================================================= [ 60.845203][ T4168] WARNING: The mand mount option has been deprecated and [ 60.845203][ T4168] and is ignored by this kernel. Remove the mand [ 60.845203][ T4168] option from the mount to silence this warning. [ 60.845203][ T4168] ======================================================= [ 60.900485][ T4168] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 60.967898][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 61.226716][ T4172] loop0: detected capacity change from 0 to 32768 [ 61.313269][ T4172] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 61.360857][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 61.560478][ T4175] loop0: detected capacity change from 0 to 32768 [ 61.606342][ T4175] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 61.667083][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 61.866142][ T4178] loop0: detected capacity change from 0 to 32768 [ 61.907944][ T4178] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 61.954958][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 62.170306][ T4181] loop0: detected capacity change from 0 to 32768 [ 62.281335][ T4181] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 62.327178][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 62.524434][ T4184] loop0: detected capacity change from 0 to 32768 [ 62.577062][ T4184] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 62.621291][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 62.827699][ T4187] loop0: detected capacity change from 0 to 32768 [ 62.851213][ T4187] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 62.886101][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 63.090027][ T4190] loop0: detected capacity change from 0 to 32768 [ 63.149146][ T4190] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 63.199803][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 63.395850][ T4193] loop0: detected capacity change from 0 to 32768 [ 63.459142][ T4193] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 63.500899][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 63.703224][ T4196] loop0: detected capacity change from 0 to 32768 [ 63.761020][ T4196] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 63.798697][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 64.074281][ T4199] loop0: detected capacity change from 0 to 32768 [ 64.126988][ T4199] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 64.172462][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 64.392893][ T4202] loop0: detected capacity change from 0 to 32768 [ 64.423817][ T4202] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 64.469093][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 64.804812][ T4205] loop0: detected capacity change from 0 to 32768 [ 64.860140][ T4205] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 64.895313][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.174024][ T4208] loop0: detected capacity change from 0 to 32768 [ 65.225169][ T4208] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 65.271126][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 65.474381][ T4211] loop0: detected capacity change from 0 to 32768 executing program [ 65.526231][ T4211] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 65.561895][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 65.755932][ T4214] loop0: detected capacity change from 0 to 32768 [ 65.777540][ T4214] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 65.823479][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.095457][ T4217] loop0: detected capacity change from 0 to 32768 [ 66.151059][ T4217] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 66.192699][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 66.408865][ T4220] loop0: detected capacity change from 0 to 32768 [ 66.480522][ T4220] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 66.515009][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.808123][ T4225] loop0: detected capacity change from 0 to 32768 executing program [ 66.865814][ T4225] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 66.901438][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 67.102137][ T4228] loop0: detected capacity change from 0 to 32768 [ 67.161343][ T4228] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 67.206520][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 67.405017][ T4232] loop0: detected capacity change from 0 to 32768 [ 67.458428][ T4232] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 67.504143][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 67.705567][ T4235] loop0: detected capacity change from 0 to 32768 [ 67.761814][ T4235] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 67.803584][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 68.013910][ T4238] loop0: detected capacity change from 0 to 32768 [ 68.080077][ T4238] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 68.132028][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 68.334166][ T4242] loop0: detected capacity change from 0 to 32768 [ 68.381748][ T4242] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 68.426441][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 68.622716][ T4246] loop0: detected capacity change from 0 to 32768 [ 68.678647][ T4246] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 68.723494][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 68.941432][ T4249] loop0: detected capacity change from 0 to 32768 [ 69.000331][ T4249] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 69.034564][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.320969][ T4253] loop0: detected capacity change from 0 to 32768 [ 69.376914][ T4253] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 69.415929][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.671688][ T4256] loop0: detected capacity change from 0 to 32768 [ 69.741566][ T4256] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 69.798229][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 69.996795][ T4259] loop0: detected capacity change from 0 to 32768 [ 70.058096][ T4259] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 70.097078][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 70.374515][ T4262] loop0: detected capacity change from 0 to 32768 [ 70.440611][ T4262] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 70.482109][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 70.680073][ T4265] loop0: detected capacity change from 0 to 32768 [ 70.747430][ T4265] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 70.795892][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 71.057942][ T4268] loop0: detected capacity change from 0 to 32768 executing program [ 71.118075][ T4268] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 71.157787][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 71.338390][ T4271] loop0: detected capacity change from 0 to 32768 [ 71.414938][ T4271] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 71.455751][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 71.665172][ T4274] loop0: detected capacity change from 0 to 32768 executing program [ 71.716446][ T4274] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 71.751920][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 71.953861][ T4277] loop0: detected capacity change from 0 to 32768 [ 72.020838][ T4277] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 72.081669][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 72.282203][ T4280] loop0: detected capacity change from 0 to 32768 [ 72.341896][ T4280] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 72.377314][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 72.637881][ T4283] loop0: detected capacity change from 0 to 32768 [ 72.695896][ T4283] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 72.745054][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 72.954933][ T4286] loop0: detected capacity change from 0 to 32768 [ 72.996570][ T4286] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 73.041495][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 73.244917][ T4289] loop0: detected capacity change from 0 to 32768 [ 73.317592][ T4289] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 73.363750][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 73.576993][ T4292] loop0: detected capacity change from 0 to 32768 [ 73.640466][ T4292] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 73.678005][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 73.977623][ T4295] loop0: detected capacity change from 0 to 32768 [ 74.041809][ T4295] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 74.085209][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 74.285549][ T4298] loop0: detected capacity change from 0 to 32768 [ 74.347442][ T4298] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 74.395455][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 74.598700][ T4301] loop0: detected capacity change from 0 to 32768 [ 74.659877][ T4301] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 74.709909][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 74.905386][ T4304] loop0: detected capacity change from 0 to 32768 [ 74.968588][ T4304] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 75.006744][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 75.274631][ T4307] loop0: detected capacity change from 0 to 32768 [ 75.340693][ T4307] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 75.400162][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 75.597198][ T4310] loop0: detected capacity change from 0 to 32768 [ 75.660059][ T4310] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 75.672446][ T4310] [ 75.674817][ T4310] ====================================================== [ 75.681845][ T4310] WARNING: possible circular locking dependency detected [ 75.688952][ T4310] 5.15.183-syzkaller #0 Not tainted [ 75.694157][ T4310] ------------------------------------------------------ [ 75.701181][ T4310] syz-executor337/4310 is trying to acquire lock: [ 75.707604][ T4310] ffff88807c9a1488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x1b5/0x760 [ 75.718723][ T4310] [ 75.718723][ T4310] but task is already holding lock: [ 75.726094][ T4310] ffff88806ec14da0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x18a/0x300 [ 75.736613][ T4310] [ 75.736613][ T4310] which lock already depends on the new lock. [ 75.736613][ T4310] [ 75.747027][ T4310] [ 75.747027][ T4310] the existing dependency chain (in reverse order) is: [ 75.756033][ T4310] [ 75.756033][ T4310] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 75.764810][ T4310] down_read+0x44/0x2e0 [ 75.769490][ T4310] ocfs2_read_virt_blocks+0x23f/0x8a0 [ 75.775373][ T4310] ocfs2_find_entry+0x3d1/0x1f90 [ 75.780817][ T4310] ocfs2_find_files_on_disk+0xdb/0x2f0 [ 75.786781][ T4310] ocfs2_lookup_ino_from_name+0x4f/0xf0 [ 75.792842][ T4310] ocfs2_get_system_file_inode+0x319/0x760 [ 75.799159][ T4310] ocfs2_init_global_system_inodes+0x316/0x650 [ 75.805831][ T4310] ocfs2_fill_super+0x3dbf/0x4d80 [ 75.811564][ T4310] mount_bdev+0x287/0x3c0 [ 75.816422][ T4310] legacy_get_tree+0xe6/0x180 [ 75.821609][ T4310] vfs_get_tree+0x88/0x270 [ 75.826534][ T4310] do_new_mount+0x24a/0xa40 [ 75.831547][ T4310] __se_sys_mount+0x2d6/0x3c0 [ 75.836731][ T4310] do_syscall_64+0x4c/0xa0 [ 75.841655][ T4310] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 75.848061][ T4310] [ 75.848061][ T4310] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 75.856386][ T4310] __lock_acquire+0x2c33/0x7c60 [ 75.861752][ T4310] lock_acquire+0x197/0x3f0 [ 75.866768][ T4310] __mutex_lock_common+0x1eb/0x2390 [ 75.872479][ T4310] mutex_lock_nested+0x17/0x20 [ 75.877751][ T4310] ocfs2_get_system_file_inode+0x1b5/0x760 [ 75.884072][ T4310] ocfs2_reserve_local_alloc_bits+0xfc/0x24c0 [ 75.890650][ T4310] ocfs2_reserve_clusters_with_limit+0x1bb/0xba0 [ 75.897489][ T4310] ocfs2_lock_allocators+0x2f7/0x5b0 [ 75.903292][ T4310] ocfs2_write_begin_nolock+0x2216/0x4180 [ 75.909520][ T4310] ocfs2_write_begin+0x1ab/0x300 [ 75.914968][ T4310] generic_perform_write+0x2aa/0x530 [ 75.920761][ T4310] __generic_file_write_iter+0x25f/0x4e0 [ 75.926918][ T4310] ocfs2_file_write_iter+0x1578/0x1cf0 [ 75.932900][ T4310] vfs_write+0x712/0xd00 [ 75.937657][ T4310] ksys_write+0x14d/0x250 [ 75.942681][ T4310] do_syscall_64+0x4c/0xa0 [ 75.947608][ T4310] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 75.954013][ T4310] [ 75.954013][ T4310] other info that might help us debug this: [ 75.954013][ T4310] [ 75.964327][ T4310] Possible unsafe locking scenario: [ 75.964327][ T4310] [ 75.971770][ T4310] CPU0 CPU1 [ 75.977132][ T4310] ---- ---- [ 75.982582][ T4310] lock(&ocfs2_file_ip_alloc_sem_key); [ 75.988247][ T4310] lock(&osb->system_file_mutex); [ 75.995871][ T4310] lock(&ocfs2_file_ip_alloc_sem_key); [ 76.003925][ T4310] lock(&osb->system_file_mutex); [ 76.009025][ T4310] [ 76.009025][ T4310] *** DEADLOCK *** [ 76.009025][ T4310] [ 76.017184][ T4310] 3 locks held by syz-executor337/4310: [ 76.022729][ T4310] #0: ffff88807e498460 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x28a/0xd00 [ 76.031699][ T4310] #1: ffff88806ec15108 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: ocfs2_file_write_iter+0x401/0x1cf0 [ 76.043008][ T4310] #2: ffff88806ec14da0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x18a/0x300 [ 76.054042][ T4310] [ 76.054042][ T4310] stack backtrace: [ 76.059933][ T4310] CPU: 0 PID: 4310 Comm: syz-executor337 Not tainted 5.15.183-syzkaller #0 [ 76.068507][ T4310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 76.078569][ T4310] Call Trace: [ 76.081854][ T4310] [ 76.084780][ T4310] dump_stack_lvl+0x168/0x230 [ 76.089453][ T4310] ? load_image+0x3b0/0x3b0 [ 76.093945][ T4310] ? show_regs_print_info+0x20/0x20 [ 76.099140][ T4310] ? print_circular_bug+0x12b/0x1a0 [ 76.104350][ T4310] check_noncircular+0x274/0x310 [ 76.109281][ T4310] ? add_chain_block+0x940/0x940 [ 76.114323][ T4310] ? lockdep_lock+0xdc/0x1e0 [ 76.118907][ T4310] ? mark_lock+0x94/0x320 [ 76.123233][ T4310] __lock_acquire+0x2c33/0x7c60 [ 76.128094][ T4310] ? verify_lock_unused+0x140/0x140 [ 76.133283][ T4310] ? mark_lock+0x94/0x320 [ 76.137605][ T4310] ? __lock_acquire+0x13ad/0x7c60 [ 76.142619][ T4310] ? hlock_conflict+0x59/0x1f0 [ 76.147371][ T4310] ? __bfs+0x2a3/0x5c0 [ 76.151434][ T4310] lock_acquire+0x197/0x3f0 [ 76.155927][ T4310] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 76.161897][ T4310] ? rcu_is_watching+0x11/0xa0 [ 76.166648][ T4310] ? __might_sleep+0xf0/0xf0 [ 76.171225][ T4310] ? lock_release+0xba/0x870 [ 76.175807][ T4310] ? read_lock_is_recursive+0x10/0x10 [ 76.181175][ T4310] ? rcu_lock_release+0x5/0x20 [ 76.185926][ T4310] ? read_lock_is_recursive+0x10/0x10 [ 76.191286][ T4310] ? __lock_acquire+0x7c60/0x7c60 [ 76.196303][ T4310] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 76.202272][ T4310] __mutex_lock_common+0x1eb/0x2390 [ 76.207461][ T4310] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 76.213434][ T4310] ? ocfs2_get_system_file_inode+0x154/0x760 [ 76.219399][ T4310] ? mutex_lock_io_nested+0x60/0x60 [ 76.224616][ T4310] ? __rwlock_init+0x140/0x140 [ 76.229369][ T4310] ? do_raw_spin_unlock+0x11d/0x230 [ 76.234554][ T4310] mutex_lock_nested+0x17/0x20 [ 76.239306][ T4310] ocfs2_get_system_file_inode+0x1b5/0x760 [ 76.245101][ T4310] ? ocfs2_fast_symlink_readpage+0x3e0/0x3e0 [ 76.251074][ T4310] ? lockdep_unlock+0x134/0x2d0 [ 76.256034][ T4310] ? lockdep_lock+0x1e0/0x1e0 [ 76.260784][ T4310] ? add_lock_to_list+0x18d/0x280 [ 76.265796][ T4310] ? __lock_acquire+0x289d/0x7c60 [ 76.270819][ T4310] ocfs2_reserve_local_alloc_bits+0xfc/0x24c0 [ 76.276879][ T4310] ? verify_lock_unused+0x140/0x140 [ 76.282070][ T4310] ? ocfs2_complete_local_alloc_recovery+0x540/0x540 [ 76.288734][ T4310] ? ocfs2_reserve_clusters_with_limit+0xe7/0xba0 [ 76.295134][ T4310] ? ocfs2_lock_allocators+0x2f7/0x5b0 [ 76.300578][ T4310] ? ocfs2_write_begin_nolock+0x2216/0x4180 [ 76.306455][ T4310] ? ocfs2_write_begin+0x1ab/0x300 [ 76.311552][ T4310] ? generic_perform_write+0x2aa/0x530 [ 76.317016][ T4310] ? ocfs2_file_write_iter+0x1578/0x1cf0 [ 76.322641][ T4310] ? vfs_write+0x712/0xd00 [ 76.327045][ T4310] ? ksys_write+0x14d/0x250 [ 76.331535][ T4310] ? do_syscall_64+0x4c/0xa0 [ 76.336119][ T4310] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 76.342186][ T4310] ? __lock_acquire+0x7c60/0x7c60 [ 76.347212][ T4310] ? do_raw_spin_lock+0x11d/0x280 [ 76.352224][ T4310] ? __rwlock_init+0x140/0x140 [ 76.356981][ T4310] ? do_raw_spin_unlock+0x11d/0x230 [ 76.362172][ T4310] ? _raw_spin_unlock+0x24/0x40 [ 76.367012][ T4310] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 76.373067][ T4310] ? ocfs2_reserve_clusters_with_limit+0x168/0xba0 [ 76.379560][ T4310] ocfs2_reserve_clusters_with_limit+0x1bb/0xba0 [ 76.385890][ T4310] ? ocfs2_reserve_clusters+0x30/0x30 [ 76.391261][ T4310] ? ocfs2_read_inode_block+0x11a/0x180 [ 76.396806][ T4310] ? rcu_is_watching+0x11/0xa0 [ 76.401566][ T4310] ? ocfs2_num_free_extents+0x2de/0x5a0 [ 76.407112][ T4310] ? ocfs2_validate_extent_block+0x550/0x550 [ 76.413278][ T4310] ? ocfs2_get_clusters+0x2a1/0xa60 [ 76.418473][ T4310] ocfs2_lock_allocators+0x2f7/0x5b0 [ 76.423756][ T4310] ? _ocfs2_clear_bit+0x40/0x40 [ 76.428601][ T4310] ? do_raw_spin_lock+0x11d/0x280 [ 76.433728][ T4310] ? ocfs2_write_begin_nolock+0xf08/0x4180 [ 76.439531][ T4310] ? rcu_is_watching+0x11/0xa0 [ 76.444286][ T4310] ? ocfs2_write_begin_nolock+0xf08/0x4180 [ 76.450185][ T4310] ? kfree+0x4a/0x2a0 [ 76.454160][ T4310] ocfs2_write_begin_nolock+0x2216/0x4180 [ 76.459892][ T4310] ? ocfs2_size_fits_inline_data+0x90/0x90 [ 76.465720][ T4310] ? __lock_acquire+0x289d/0x7c60 [ 76.470762][ T4310] ? ocfs2_read_inode_block_full+0x1a0/0x1a0 [ 76.476731][ T4310] ? handle_mm_fault+0x2b8f/0x43c0 [ 76.481836][ T4310] ? ocfs2_allocate_extend_trans+0x5b0/0x5b0 [ 76.487806][ T4310] ? preempt_count_add+0x8d/0x190 [ 76.492825][ T4310] ? do_user_addr_fault+0x694/0xc80 [ 76.498037][ T4310] ? __might_sleep+0xf0/0xf0 [ 76.502708][ T4310] ? preempt_count_add+0x8d/0x190 [ 76.507724][ T4310] ? rwsem_write_trylock+0x12f/0x1b0 [ 76.512999][ T4310] ? clear_nonspinnable+0x60/0x60 [ 76.518011][ T4310] ? exc_page_fault+0x88/0x100 [ 76.522765][ T4310] ? lockdep_hardirqs_on+0x94/0x140 [ 76.527954][ T4310] ? exc_page_fault+0x88/0x100 [ 76.532729][ T4310] ocfs2_write_begin+0x1ab/0x300 [ 76.537657][ T4310] ? ocfs2_readahead+0x190/0x190 [ 76.542589][ T4310] ? __get_user_nocheck_1+0x6/0x10 [ 76.547691][ T4310] ? fault_in_readable+0xf6/0x150 [ 76.552713][ T4310] generic_perform_write+0x2aa/0x530 [ 76.557991][ T4310] ? atime_needs_update+0x780/0x780 [ 76.563187][ T4310] ? grab_cache_page_write_begin+0xa0/0xa0 [ 76.569000][ T4310] ? file_remove_privs+0x590/0x590 [ 76.574189][ T4310] ? __rwlock_init+0x140/0x140 [ 76.578944][ T4310] ? __up_read+0x27c/0x660 [ 76.583353][ T4310] __generic_file_write_iter+0x25f/0x4e0 [ 76.588973][ T4310] ? _raw_spin_unlock+0x24/0x40 [ 76.593817][ T4310] ? ocfs2_inode_unlock+0x11a/0x140 [ 76.599007][ T4310] ocfs2_file_write_iter+0x1578/0x1cf0 [ 76.604463][ T4310] ? ocfs2_file_read_iter+0xa20/0xa20 [ 76.609835][ T4310] ? aa_file_perm+0x3a3/0xe20 [ 76.614555][ T4310] ? rcu_read_lock_any_held+0xb0/0x120 [ 76.620013][ T4310] ? rcu_read_lock_bh_held+0xe0/0xe0 [ 76.625300][ T4310] ? end_current_label_crit_section+0x14b/0x170 [ 76.631552][ T4310] ? memset+0x1e/0x40 [ 76.635534][ T4310] ? iov_iter_init+0xb4/0x170 [ 76.640215][ T4310] vfs_write+0x712/0xd00 [ 76.644456][ T4310] ? file_end_write+0x250/0x250 [ 76.649312][ T4310] ? __context_tracking_exit+0x4c/0x80 [ 76.654778][ T4310] ? __fdget_pos+0x2c6/0x370 [ 76.659364][ T4310] ksys_write+0x14d/0x250 [ 76.663689][ T4310] ? __ia32_sys_read+0x80/0x80 [ 76.668450][ T4310] ? lockdep_hardirqs_on+0x94/0x140 [ 76.673673][ T4310] do_syscall_64+0x4c/0xa0 [ 76.678091][ T4310] ? clear_bhb_loop+0x15/0x70 [ 76.682775][ T4310] ? clear_bhb_loop+0x15/0x70 [ 76.687439][ T4310] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.693338][ T4310] RIP: 0033:0x7f81485102a9 [ 76.697750][ T4310] 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 [ 76.717483][ T4310] RSP: 002b:00007ffc0b344ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.725898][ T4310] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f81485102a9 [ 76.733865][ T4310] RDX: 000000000000fea7 RSI: 0000200000000200 RDI: 0000000000000004 [ 76.741829][ T4310] RBP: 0000000000000000 R08: 00007ffc0b344f30 R09: 00007ffc0b344f30 [ 76.749797][ T4310] R10: 0000000000004424 R11: 0000000000000246 R12: 00007ffc0b344f1c [ 76.757767][ T4310] R13: 000000000000002d R14: 431bde82d7b634db R15: 00007ffc0b344f50 [ 76.765747][ T4310] [ 76.788488][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 77.016031][ T4313] loop0: detected capacity change from 0 to 32768 executing program [ 77.065508][ T4313] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.095408][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.239722][ T4316] loop0: detected capacity change from 0 to 32768 executing program [ 77.305313][ T4316] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.338054][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.479096][ T4319] loop0: detected capacity change from 0 to 32768 executing program [ 77.533909][ T4319] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 77.565739][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.713063][ T4322] loop0: detected capacity change from 0 to 32768 [ 77.762991][ T4322] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 77.804018][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.945796][ T4325] loop0: detected capacity change from 0 to 32768 executing program [ 78.004735][ T4325] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.037556][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 78.181714][ T4328] loop0: detected capacity change from 0 to 32768 executing program [ 78.253101][ T4328] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.282934][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 78.428576][ T4331] loop0: detected capacity change from 0 to 32768 executing program [ 78.503820][ T4331] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.539331][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 78.681079][ T4334] loop0: detected capacity change from 0 to 32768 executing program [ 78.744191][ T4334] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 78.775831][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 78.919540][ T4337] loop0: detected capacity change from 0 to 32768 executing program [ 78.973058][ T4337] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.002875][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 79.146564][ T4340] loop0: detected capacity change from 0 to 32768 executing program [ 79.216554][ T4340] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.247883][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 79.391542][ T4343] loop0: detected capacity change from 0 to 32768 [ 79.455707][ T4343] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.490376][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 79.690325][ T4346] loop0: detected capacity change from 0 to 32768 executing program [ 79.742459][ T4346] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 79.772118][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 79.916110][ T4349] loop0: detected capacity change from 0 to 32768 [ 79.953680][ T4349] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 79.988719][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 80.129738][ T4352] loop0: detected capacity change from 0 to 32768 executing program [ 80.185613][ T4352] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.216997][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 80.355935][ T4355] loop0: detected capacity change from 0 to 32768 executing program [ 80.422209][ T4355] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.451565][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 80.595566][ T4358] loop0: detected capacity change from 0 to 32768 executing program [ 80.662253][ T4358] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 80.700361][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 80.842295][ T4361] loop0: detected capacity change from 0 to 32768 [ 80.978533][ T4361] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.013506][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 81.211937][ T4364] loop0: detected capacity change from 0 to 32768 executing program [ 81.274917][ T4364] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.307441][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 81.451554][ T4367] loop0: detected capacity change from 0 to 32768 [ 81.504578][ T4367] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.544621][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 81.563658][ T1110] cfg80211: failed to load regulatory.db [ 81.776247][ T4371] loop0: detected capacity change from 0 to 32768 executing program [ 81.825513][ T4371] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 81.855133][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.001047][ T4374] loop0: detected capacity change from 0 to 32768 executing program [ 82.058084][ T4374] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.092774][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.234462][ T4377] loop0: detected capacity change from 0 to 32768 executing program [ 82.285194][ T4377] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.316930][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.458205][ T4380] loop0: detected capacity change from 0 to 32768 executing program [ 82.512460][ T4380] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.542073][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.688734][ T4383] loop0: detected capacity change from 0 to 32768 executing program [ 82.743124][ T4383] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 82.775312][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.919593][ T4386] loop0: detected capacity change from 0 to 32768 [ 82.974422][ T4386] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.013332][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 83.209898][ T4389] loop0: detected capacity change from 0 to 32768 executing program [ 83.261975][ T4389] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.295650][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 83.437359][ T4392] loop0: detected capacity change from 0 to 32768 executing program [ 83.484756][ T4392] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.517656][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 83.657839][ T4395] loop0: detected capacity change from 0 to 32768 executing program [ 83.715079][ T4395] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 83.746591][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 83.886162][ T4398] loop0: detected capacity change from 0 to 32768 [ 83.923380][ T4398] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. executing program [ 83.964501][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.129236][ T4401] loop0: detected capacity change from 0 to 32768 executing program [ 84.184782][ T4401] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.218473][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.357275][ T4404] loop0: detected capacity change from 0 to 32768 executing program [ 84.412255][ T4404] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.445016][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.586530][ T4407] loop0: detected capacity change from 0 to 32768 executing program [ 84.636511][ T4407] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.668457][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.814184][ T4410] loop0: detected capacity change from 0 to 32768 [ 84.888281][ T4410] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 84.925798][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 85.128838][ T4413] loop0: detected capacity change from 0 to 32768 executing program [ 85.185928][ T4413] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.215827][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 85.357280][ T4416] loop0: detected capacity change from 0 to 32768 executing program [ 85.414713][ T4416] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 85.449282][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 85.591230][ T4419] loop0: detected capacity change from 0 to 32768 executing program