Warning: Permanently added '10.128.1.185' (ED25519) to the list of known hosts. executing program [ 65.757413][ T4168] loop0: detected capacity change from 0 to 32768 [ 65.804437][ T4168] ======================================================= [ 65.804437][ T4168] WARNING: The mand mount option has been deprecated and [ 65.804437][ T4168] and is ignored by this kernel. Remove the mand [ 65.804437][ T4168] option from the mount to silence this warning. [ 65.804437][ T4168] ======================================================= [ 65.864692][ T4168] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 65.920894][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.202072][ T4172] loop0: detected capacity change from 0 to 32768 [ 66.254954][ T4172] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. executing program [ 66.297603][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 66.512911][ T4175] loop0: detected capacity change from 0 to 32768 executing program [ 66.587060][ T4175] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 66.614972][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 66.823185][ T4178] loop0: detected capacity change from 0 to 32768 executing program [ 66.898538][ T4178] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 66.926613][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 67.144219][ T4181] loop0: detected capacity change from 0 to 32768 executing program [ 67.203146][ T4181] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.232463][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 67.435092][ T4184] loop0: detected capacity change from 0 to 32768 executing program [ 67.487339][ T4184] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.511694][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 67.723120][ T4187] loop0: detected capacity change from 0 to 32768 executing program [ 67.807331][ T4187] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.836279][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 68.048836][ T4190] loop0: detected capacity change from 0 to 32768 [ 68.127755][ T4190] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 68.161002][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 68.448449][ T4193] loop0: detected capacity change from 0 to 32768 executing program [ 68.509761][ T4193] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 68.536364][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 68.740079][ T4196] loop0: detected capacity change from 0 to 32768 [ 68.821244][ T4196] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 68.851143][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.115795][ T4199] loop0: detected capacity change from 0 to 32768 executing program [ 69.176413][ T4199] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 69.204183][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 69.408051][ T4202] loop0: detected capacity change from 0 to 32768 executing program [ 69.467490][ T4202] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 69.495034][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 69.699452][ T4205] loop0: detected capacity change from 0 to 32768 [ 69.770318][ T4205] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 69.804277][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 70.081839][ T4208] loop0: detected capacity change from 0 to 32768 executing program [ 70.148254][ T4208] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 70.173499][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 70.380633][ T4211] loop0: detected capacity change from 0 to 32768 executing program [ 70.437269][ T4211] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 70.469046][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 70.679094][ T4215] loop0: detected capacity change from 0 to 32768 [ 70.741550][ T4215] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 70.777745][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 71.043368][ T4218] loop0: detected capacity change from 0 to 32768 executing program [ 71.099673][ T4218] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 71.126594][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 71.328900][ T4222] loop0: detected capacity change from 0 to 32768 executing program [ 71.394740][ T4222] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 71.422897][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 71.637208][ T4225] loop0: detected capacity change from 0 to 32768 executing program [ 71.707707][ T4225] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 71.733596][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 71.941316][ T4230] loop0: detected capacity change from 0 to 32768 executing program [ 72.011820][ T4230] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 72.043598][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 72.247877][ T4233] loop0: detected capacity change from 0 to 32768 executing program [ 72.315149][ T4233] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 72.342795][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 72.547695][ T4236] loop0: detected capacity change from 0 to 32768 executing program [ 72.606378][ T4236] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 72.636041][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 72.840056][ T4239] loop0: detected capacity change from 0 to 32768 executing program [ 72.910088][ T4239] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 72.939045][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 73.143605][ T4242] loop0: detected capacity change from 0 to 32768 [ 73.166627][ T4242] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. executing program [ 73.193542][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 73.397718][ T4246] loop0: detected capacity change from 0 to 32768 executing program [ 73.444054][ T4246] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 73.471202][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 73.679050][ T4249] loop0: detected capacity change from 0 to 32768 executing program [ 73.743276][ T4249] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 73.769768][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 73.976315][ T4252] loop0: detected capacity change from 0 to 32768 executing program [ 74.035263][ T4252] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 74.060881][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 74.259276][ T4256] loop0: detected capacity change from 0 to 32768 [ 74.309610][ T4256] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 74.339152][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 74.597666][ T4259] loop0: detected capacity change from 0 to 32768 executing program [ 74.667845][ T4259] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 74.693561][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 74.893754][ T4262] loop0: detected capacity change from 0 to 32768 executing program [ 74.948987][ T4262] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 74.975536][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 75.179222][ T4265] loop0: detected capacity change from 0 to 32768 executing program [ 75.296821][ T4265] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 75.323035][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 75.527375][ T4268] loop0: detected capacity change from 0 to 32768 executing program [ 75.599310][ T4268] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 75.623981][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 75.830166][ T4271] loop0: detected capacity change from 0 to 32768 executing program [ 75.887428][ T4271] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 75.914054][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 76.125089][ T4274] loop0: detected capacity change from 0 to 32768 [ 76.239789][ T4274] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 76.265781][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 76.516391][ T4277] loop0: detected capacity change from 0 to 32768 executing program [ 76.579536][ T4277] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 76.606173][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 76.804226][ T4280] loop0: detected capacity change from 0 to 32768 executing program [ 76.859183][ T4280] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 76.884641][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.083373][ T4283] loop0: detected capacity change from 0 to 32768 executing program [ 77.145991][ T4283] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 77.172159][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.373007][ T4286] loop0: detected capacity change from 0 to 32768 executing program [ 77.457736][ T4286] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 77.483718][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.691331][ T4289] loop0: detected capacity change from 0 to 32768 executing program [ 77.746940][ T4289] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 77.773180][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 77.979277][ T4292] loop0: detected capacity change from 0 to 32768 executing program [ 78.035950][ T4292] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 78.061704][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 78.268335][ T4295] loop0: detected capacity change from 0 to 32768 [ 78.330660][ T4295] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 78.356937][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 78.598523][ T4298] loop0: detected capacity change from 0 to 32768 executing program [ 78.656571][ T4298] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 78.683886][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 78.896851][ T4301] loop0: detected capacity change from 0 to 32768 executing program [ 78.960002][ T4301] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 78.989540][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 79.189602][ T4304] loop0: detected capacity change from 0 to 32768 executing program [ 79.258092][ T4304] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 79.295929][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 79.507452][ T4307] loop0: detected capacity change from 0 to 32768 executing program [ 79.565987][ T4307] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 79.588162][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 79.792703][ T4310] loop0: detected capacity change from 0 to 32768 [ 79.850315][ T4310] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 79.878169][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 80.129077][ T4313] loop0: detected capacity change from 0 to 32768 executing program [ 80.195764][ T4313] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 80.224211][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 80.426321][ T4316] loop0: detected capacity change from 0 to 32768 [ 80.490786][ T4316] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 80.503726][ T4316] [ 80.506116][ T4316] ====================================================== [ 80.513156][ T4316] WARNING: possible circular locking dependency detected [ 80.520228][ T4316] 5.15.185-syzkaller #0 Not tainted [ 80.525474][ T4316] ------------------------------------------------------ [ 80.532531][ T4316] syz-executor203/4316 is trying to acquire lock: [ 80.538972][ T4316] ffff88807d849488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x1b5/0x760 [ 80.550192][ T4316] [ 80.550192][ T4316] but task is already holding lock: [ 80.557588][ T4316] ffff888070f294a0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x18a/0x300 [ 80.568270][ T4316] [ 80.568270][ T4316] which lock already depends on the new lock. [ 80.568270][ T4316] [ 80.578673][ T4316] [ 80.578673][ T4316] the existing dependency chain (in reverse order) is: [ 80.587706][ T4316] [ 80.587706][ T4316] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 80.596491][ T4316] down_read+0x44/0x2e0 [ 80.601282][ T4316] ocfs2_read_virt_blocks+0x23f/0x8a0 [ 80.607190][ T4316] ocfs2_find_entry+0x3d1/0x1f90 [ 80.612654][ T4316] ocfs2_find_files_on_disk+0xdb/0x2f0 [ 80.618629][ T4316] ocfs2_lookup_ino_from_name+0x4f/0xf0 [ 80.624699][ T4316] ocfs2_get_system_file_inode+0x319/0x760 [ 80.631035][ T4316] ocfs2_init_global_system_inodes+0x316/0x650 [ 80.637713][ T4316] ocfs2_fill_super+0x3dbf/0x4d80 [ 80.643258][ T4316] mount_bdev+0x287/0x3c0 [ 80.648113][ T4316] legacy_get_tree+0xe6/0x180 [ 80.653308][ T4316] vfs_get_tree+0x88/0x270 [ 80.658327][ T4316] do_new_mount+0x24a/0xa40 [ 80.663348][ T4316] __se_sys_mount+0x2d6/0x3c0 [ 80.668543][ T4316] do_syscall_64+0x4c/0xa0 [ 80.673604][ T4316] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.680353][ T4316] [ 80.680353][ T4316] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 80.688708][ T4316] __lock_acquire+0x2c33/0x7c60 [ 80.694226][ T4316] lock_acquire+0x197/0x3f0 [ 80.699353][ T4316] __mutex_lock_common+0x1eb/0x2390 [ 80.705084][ T4316] mutex_lock_nested+0x17/0x20 [ 80.710400][ T4316] ocfs2_get_system_file_inode+0x1b5/0x760 [ 80.716763][ T4316] ocfs2_reserve_suballoc_bits+0x139/0x4350 [ 80.723380][ T4316] ocfs2_reserve_clusters_with_limit+0x2f8/0xba0 [ 80.730508][ T4316] ocfs2_lock_allocators+0x2f7/0x5b0 [ 80.736730][ T4316] ocfs2_write_begin_nolock+0x2216/0x4180 [ 80.744529][ T4316] ocfs2_write_begin+0x1ab/0x300 [ 80.750992][ T4316] generic_perform_write+0x2aa/0x530 [ 80.756920][ T4316] __generic_file_write_iter+0x25f/0x4e0 [ 80.763725][ T4316] ocfs2_file_write_iter+0x1578/0x1cf0 [ 80.770034][ T4316] vfs_write+0x712/0xd00 [ 80.774808][ T4316] __x64_sys_pwrite64+0x194/0x220 [ 80.780554][ T4316] do_syscall_64+0x4c/0xa0 [ 80.785606][ T4316] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.792137][ T4316] [ 80.792137][ T4316] other info that might help us debug this: [ 80.792137][ T4316] [ 80.803191][ T4316] Possible unsafe locking scenario: [ 80.803191][ T4316] [ 80.811259][ T4316] CPU0 CPU1 [ 80.816636][ T4316] ---- ---- [ 80.821996][ T4316] lock(&ocfs2_file_ip_alloc_sem_key); [ 80.827540][ T4316] lock(&osb->system_file_mutex); [ 80.835253][ T4316] lock(&ocfs2_file_ip_alloc_sem_key); [ 80.843317][ T4316] lock(&osb->system_file_mutex); [ 80.848613][ T4316] [ 80.848613][ T4316] *** DEADLOCK *** [ 80.848613][ T4316] [ 80.857310][ T4316] 3 locks held by syz-executor203/4316: [ 80.862854][ T4316] #0: ffff888079f00460 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x28a/0xd00 [ 80.872062][ T4316] #1: ffff888070f29808 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: ocfs2_file_write_iter+0x401/0x1cf0 [ 80.883900][ T4316] #2: ffff888070f294a0 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_write_begin+0x18a/0x300 [ 80.895138][ T4316] [ 80.895138][ T4316] stack backtrace: [ 80.901043][ T4316] CPU: 1 PID: 4316 Comm: syz-executor203 Not tainted 5.15.185-syzkaller #0 [ 80.909798][ T4316] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 80.919896][ T4316] Call Trace: [ 80.923176][ T4316] [ 80.926103][ T4316] dump_stack_lvl+0x168/0x230 [ 80.930803][ T4316] ? load_image+0x3b0/0x3b0 [ 80.935488][ T4316] ? show_regs_print_info+0x20/0x20 [ 80.940708][ T4316] ? print_circular_bug+0x12b/0x1a0 [ 80.945992][ T4316] check_noncircular+0x274/0x310 [ 80.950930][ T4316] ? add_chain_block+0x940/0x940 [ 80.955866][ T4316] ? lockdep_lock+0xdc/0x1e0 [ 80.960468][ T4316] ? mark_lock+0x94/0x320 [ 80.965330][ T4316] __lock_acquire+0x2c33/0x7c60 [ 80.972813][ T4316] ? check_path+0x40/0x40 [ 80.977420][ T4316] ? check_path+0x21/0x40 [ 80.982109][ T4316] ? lockdep_lock+0x1e0/0x1e0 [ 80.986823][ T4316] ? mark_lock+0x94/0x320 [ 80.991176][ T4316] ? verify_lock_unused+0x140/0x140 [ 80.996492][ T4316] ? __lock_acquire+0x289d/0x7c60 [ 81.001537][ T4316] lock_acquire+0x197/0x3f0 [ 81.006076][ T4316] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 81.012296][ T4316] ? __might_sleep+0xf0/0xf0 [ 81.017038][ T4316] ? read_lock_is_recursive+0x10/0x10 [ 81.022768][ T4316] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 81.028772][ T4316] __mutex_lock_common+0x1eb/0x2390 [ 81.033994][ T4316] ? ocfs2_get_system_file_inode+0x1b5/0x760 [ 81.040000][ T4316] ? lock_release+0xba/0x870 [ 81.044607][ T4316] ? mutex_lock_io_nested+0x60/0x60 [ 81.049807][ T4316] ? __lock_acquire+0x7c60/0x7c60 [ 81.054833][ T4316] ? unwind_next_frame+0x1296/0x1d90 [ 81.060296][ T4316] ? deref_stack_reg+0xd0/0x120 [ 81.065376][ T4316] mutex_lock_nested+0x17/0x20 [ 81.070680][ T4316] ocfs2_get_system_file_inode+0x1b5/0x760 [ 81.076850][ T4316] ? ocfs2_fast_symlink_readpage+0x3e0/0x3e0 [ 81.082866][ T4316] ? unwind_get_return_address+0x49/0x80 [ 81.088511][ T4316] ? stack_trace_save+0xe0/0xe0 [ 81.093761][ T4316] ? arch_stack_walk+0xf2/0x140 [ 81.100001][ T4316] ? stack_trace_save+0x98/0xe0 [ 81.107955][ T4316] ? stack_trace_snprint+0xf0/0xf0 [ 81.113280][ T4316] ocfs2_reserve_suballoc_bits+0x139/0x4350 [ 81.119287][ T4316] ? add_chain_block+0x940/0x940 [ 81.124641][ T4316] ? lockdep_unlock+0x134/0x2d0 [ 81.129521][ T4316] ? lockdep_lock+0x1e0/0x1e0 [ 81.135565][ T4316] ? add_lock_to_list+0x18d/0x280 [ 81.140896][ T4316] ? __lock_acquire+0x289d/0x7c60 [ 81.145930][ T4316] ? ocfs2_block_group_search+0x470/0x470 [ 81.151917][ T4316] ? verify_lock_unused+0x140/0x140 [ 81.157249][ T4316] ? ocfs2_reserve_clusters_with_limit+0xe7/0xba0 [ 81.163858][ T4316] ? ocfs2_lock_allocators+0x2f7/0x5b0 [ 81.169317][ T4316] ? ocfs2_write_begin_nolock+0x2216/0x4180 [ 81.175208][ T4316] ? ocfs2_write_begin+0x1ab/0x300 [ 81.180432][ T4316] ? generic_perform_write+0x2aa/0x530 [ 81.185889][ T4316] ? ocfs2_file_write_iter+0x1578/0x1cf0 [ 81.191708][ T4316] ? vfs_write+0x712/0xd00 [ 81.196127][ T4316] ? __x64_sys_pwrite64+0x194/0x220 [ 81.201407][ T4316] ? do_syscall_64+0x4c/0xa0 [ 81.206106][ T4316] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 81.212174][ T4316] ? __lock_acquire+0x7c60/0x7c60 [ 81.217195][ T4316] ? do_raw_spin_lock+0x11d/0x280 [ 81.222523][ T4316] ? __rwlock_init+0x140/0x140 [ 81.227380][ T4316] ? do_raw_spin_unlock+0x11d/0x230 [ 81.232578][ T4316] ? _raw_spin_unlock+0x24/0x40 [ 81.237431][ T4316] ? ocfs2_alloc_should_use_local+0x13a/0x2d0 [ 81.243675][ T4316] ? ocfs2_reserve_clusters_with_limit+0x168/0xba0 [ 81.250207][ T4316] ocfs2_reserve_clusters_with_limit+0x2f8/0xba0 [ 81.256659][ T4316] ? ocfs2_reserve_clusters+0x30/0x30 [ 81.262032][ T4316] ? ocfs2_read_inode_block+0x11a/0x180 [ 81.267576][ T4316] ? rcu_is_watching+0x11/0xa0 [ 81.272420][ T4316] ? ocfs2_num_free_extents+0x2de/0x5a0 [ 81.277975][ T4316] ? ocfs2_validate_extent_block+0x550/0x550 [ 81.283982][ T4316] ? ocfs2_get_clusters+0x2a1/0xa60 [ 81.289479][ T4316] ocfs2_lock_allocators+0x2f7/0x5b0 [ 81.295050][ T4316] ? _ocfs2_clear_bit+0x40/0x40 [ 81.300116][ T4316] ? do_raw_spin_lock+0x11d/0x280 [ 81.305436][ T4316] ? ocfs2_write_begin_nolock+0xf08/0x4180 [ 81.311264][ T4316] ? rcu_is_watching+0x11/0xa0 [ 81.316032][ T4316] ? ocfs2_write_begin_nolock+0xf08/0x4180 [ 81.322298][ T4316] ? kfree+0x4a/0x2a0 [ 81.326310][ T4316] ocfs2_write_begin_nolock+0x2216/0x4180 [ 81.332118][ T4316] ? ocfs2_size_fits_inline_data+0x90/0x90 [ 81.338086][ T4316] ? __lock_acquire+0x289d/0x7c60 [ 81.343130][ T4316] ? ocfs2_read_inode_block_full+0x1a0/0x1a0 [ 81.349124][ T4316] ? ocfs2_xattr_get_nolock+0x1c5/0xf50 [ 81.355031][ T4316] ? ocfs2_allocate_extend_trans+0x5b0/0x5b0 [ 81.361146][ T4316] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 81.367564][ T4316] ? __might_sleep+0xf0/0xf0 [ 81.372600][ T4316] ? preempt_count_add+0x8d/0x190 [ 81.377816][ T4316] ? rwsem_write_trylock+0x12f/0x1b0 [ 81.383189][ T4316] ? clear_nonspinnable+0x60/0x60 [ 81.388652][ T4316] ? seqcount_lockdep_reader_access+0x120/0x1c0 [ 81.395092][ T4316] ocfs2_write_begin+0x1ab/0x300 [ 81.400072][ T4316] ? ocfs2_readahead+0x190/0x190 [ 81.405015][ T4316] ? __vfs_getxattr+0x395/0x3d0 [ 81.409957][ T4316] ? fault_in_readable+0x120/0x150 [ 81.416151][ T4316] generic_perform_write+0x2aa/0x530 [ 81.421560][ T4316] ? atime_needs_update+0x780/0x780 [ 81.427114][ T4316] ? grab_cache_page_write_begin+0xa0/0xa0 [ 81.434863][ T4316] ? file_remove_privs+0x590/0x590 [ 81.440339][ T4316] ? __rwlock_init+0x140/0x140 [ 81.445568][ T4316] ? __up_read+0x27c/0x660 [ 81.450786][ T4316] __generic_file_write_iter+0x25f/0x4e0 [ 81.456717][ T4316] ? _raw_spin_unlock+0x24/0x40 [ 81.461589][ T4316] ? ocfs2_inode_unlock+0x11a/0x140 [ 81.466803][ T4316] ocfs2_file_write_iter+0x1578/0x1cf0 [ 81.472303][ T4316] ? ocfs2_file_read_iter+0xa20/0xa20 [ 81.477761][ T4316] ? aa_file_perm+0x3a3/0xe20 [ 81.482751][ T4316] ? rcu_read_lock_any_held+0xb0/0x120 [ 81.490142][ T4316] ? rcu_read_lock_bh_held+0xe0/0xe0 [ 81.495626][ T4316] ? end_current_label_crit_section+0x14b/0x170 [ 81.502166][ T4316] ? memset+0x1e/0x40 [ 81.506667][ T4316] ? iov_iter_init+0xb4/0x170 [ 81.511985][ T4316] vfs_write+0x712/0xd00 [ 81.516492][ T4316] ? file_end_write+0x250/0x250 [ 81.521353][ T4316] ? __context_tracking_exit+0x4c/0x80 [ 81.526925][ T4316] ? __fdget+0x150/0x210 [ 81.531320][ T4316] __x64_sys_pwrite64+0x194/0x220 [ 81.536489][ T4316] ? ksys_pwrite64+0x1c0/0x1c0 [ 81.541269][ T4316] ? lockdep_hardirqs_on+0x94/0x140 [ 81.546480][ T4316] do_syscall_64+0x4c/0xa0 [ 81.550897][ T4316] ? clear_bhb_loop+0x30/0x80 [ 81.555884][ T4316] ? clear_bhb_loop+0x30/0x80 [ 81.560974][ T4316] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.567268][ T4316] RIP: 0033:0x7f86fb8351a9 [ 81.571820][ T4316] 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 [ 81.592030][ T4316] RSP: 002b:00007ffc94a554a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000012 [ 81.600844][ T4316] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f86fb8351a9 [ 81.608846][ T4316] RDX: 0000000000000001 RSI: 00002000000000c0 RDI: 0000000000000004 [ 81.616829][ T4316] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 81.624910][ T4316] R10: 0000000000009000 R11: 0000000000000246 R12: 0000000001000000 [ 81.632887][ T4316] R13: 00007ffc94a55540 R14: 0000200000000040 R15: 0000000000000003 [ 81.640862][ T4316] [ 81.669461][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 81.924027][ T4319] loop0: detected capacity change from 0 to 32768 executing program [ 81.975151][ T4319] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 81.999126][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.149315][ T4322] loop0: detected capacity change from 0 to 32768 executing program [ 82.202463][ T4322] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 82.229330][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.380985][ T4325] loop0: detected capacity change from 0 to 32768 executing program [ 82.462859][ T4325] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 82.488764][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.637467][ T4328] loop0: detected capacity change from 0 to 32768 executing program [ 82.693541][ T4328] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 82.718327][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 82.864973][ T4331] loop0: detected capacity change from 0 to 32768 [ 82.884105][ T4331] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 82.908365][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 83.062715][ T4334] loop0: detected capacity change from 0 to 32768 executing program [ 83.105595][ T4334] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 83.127433][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 83.279233][ T4337] loop0: detected capacity change from 0 to 32768 executing program [ 83.322185][ T4337] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 83.347019][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 83.496096][ T4340] loop0: detected capacity change from 0 to 32768 executing program [ 83.555001][ T4340] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 83.578850][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 83.724600][ T4343] loop0: detected capacity change from 0 to 32768 executing program [ 83.793293][ T4343] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 83.816932][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 83.967780][ T4346] loop0: detected capacity change from 0 to 32768 executing program [ 84.022614][ T4346] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 84.047360][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.203418][ T4349] loop0: detected capacity change from 0 to 32768 executing program [ 84.255215][ T4349] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 84.275892][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.427709][ T4352] loop0: detected capacity change from 0 to 32768 executing program [ 84.515894][ T4352] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 84.539539][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.687430][ T4355] loop0: detected capacity change from 0 to 32768 executing program [ 84.752439][ T4355] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 84.778094][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 84.961438][ T4358] loop0: detected capacity change from 0 to 32768 executing program [ 85.014474][ T4358] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 85.038387][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 85.188821][ T4361] loop0: detected capacity change from 0 to 32768 executing program [ 85.245788][ T4361] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 85.271835][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 85.427547][ T4364] loop0: detected capacity change from 0 to 32768 executing program [ 85.527705][ T4364] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 85.553098][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 85.697973][ T4367] loop0: detected capacity change from 0 to 32768 executing program [ 85.742150][ T4367] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 85.769281][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 85.922508][ T4370] loop0: detected capacity change from 0 to 32768 executing program [ 85.984677][ T4370] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 86.010005][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 86.156410][ T4373] loop0: detected capacity change from 0 to 32768 executing program [ 86.231832][ T4373] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 86.257937][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 86.413199][ T4376] loop0: detected capacity change from 0 to 32768 executing program [ 86.484096][ T4376] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 86.507782][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 86.656965][ T4379] loop0: detected capacity change from 0 to 32768 executing program [ 86.712134][ T4379] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 86.735581][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 86.762822][ T23] cfg80211: failed to load regulatory.db [ 86.895626][ T4382] loop0: detected capacity change from 0 to 32768 [ 86.971440][ T4382] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 86.993575][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.197977][ T4386] loop0: detected capacity change from 0 to 32768 executing program [ 87.254185][ T4386] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 87.277951][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 87.436775][ T4389] loop0: detected capacity change from 0 to 32768 [ 87.512964][ T4389] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 87.566412][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program [ 87.785353][ T4392] loop0: detected capacity change from 0 to 32768 executing program [ 87.832775][ T4392] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 87.853024][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 88.043766][ T4395] loop0: detected capacity change from 0 to 32768 executing program [ 88.112507][ T4395] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 88.137015][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 88.286423][ T4398] loop0: detected capacity change from 0 to 32768 executing program [ 88.342704][ T4398] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 88.367377][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 88.527464][ T4401] loop0: detected capacity change from 0 to 32768 executing program [ 88.634965][ T4401] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 88.660807][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 88.806808][ T4404] loop0: detected capacity change from 0 to 32768 executing program [ 88.862274][ T4404] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 88.886694][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 89.038279][ T4407] loop0: detected capacity change from 0 to 32768 executing program [ 89.108345][ T4407] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 89.133160][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 89.289493][ T4410] loop0: detected capacity change from 0 to 32768 executing program [ 89.343189][ T4410] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 89.364338][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 89.561913][ T4413] loop0: detected capacity change from 0 to 32768 executing program [ 89.623113][ T4413] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 89.649802][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 89.802195][ T4416] loop0: detected capacity change from 0 to 32768 executing program [ 89.854020][ T4416] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 89.878485][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 90.026792][ T4419] loop0: detected capacity change from 0 to 32768 executing program [ 90.085835][ T4419] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 90.111522][ T4167] ocfs2: Unmounting device (7,0) on (node local) [ 90.261337][ T4422] loop0: detected capacity change from 0 to 32768 executing program [ 90.311180][ T4422] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 90.340642][ T4167] ocfs2: Unmounting device (7,0) on (node local) executing program