Warning: Permanently added '10.128.0.135' (ED25519) to the list of known hosts. executing program [ 45.254649][ T4022] loop0: detected capacity change from 0 to 32768 [ 45.298487][ T4022] ======================================================= [ 45.298487][ T4022] WARNING: The mand mount option has been deprecated and [ 45.298487][ T4022] and is ignored by this kernel. Remove the mand [ 45.298487][ T4022] option from the mount to silence this warning. [ 45.298487][ T4022] ======================================================= [ 45.321206][ T4022] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.356777][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 45.546263][ T4026] loop0: detected capacity change from 0 to 32768 [ 45.641016][ T4026] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.662219][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 45.848788][ T4029] loop0: detected capacity change from 0 to 32768 [ 45.958858][ T4029] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 45.984907][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.166259][ T4032] loop0: detected capacity change from 0 to 32768 [ 46.257451][ T4032] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.279279][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.459878][ T4035] loop0: detected capacity change from 0 to 32768 [ 46.544329][ T4035] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.560077][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 46.753919][ T4039] loop0: detected capacity change from 0 to 32768 [ 46.808519][ T4039] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 46.830418][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.080009][ T4042] loop0: detected capacity change from 0 to 32768 [ 47.190593][ T4042] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.211069][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.394257][ T4045] loop0: detected capacity change from 0 to 32768 [ 47.449157][ T4045] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.470191][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 47.766994][ T4048] loop0: detected capacity change from 0 to 32768 [ 47.836175][ T4048] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 47.861412][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.050926][ T4051] loop0: detected capacity change from 0 to 32768 [ 48.066833][ T4051] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.090849][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.273066][ T4054] loop0: detected capacity change from 0 to 32768 [ 48.366082][ T4054] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.388225][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.577766][ T4057] loop0: detected capacity change from 0 to 32768 [ 48.593919][ T4057] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.620371][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 48.802611][ T4060] loop0: detected capacity change from 0 to 32768 [ 48.908906][ T4060] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 48.935270][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.116059][ T4063] loop0: detected capacity change from 0 to 32768 [ 49.209427][ T4063] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.236246][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.424891][ T4066] loop0: detected capacity change from 0 to 32768 [ 49.440320][ T4066] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.462743][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.657973][ T4070] loop0: detected capacity change from 0 to 32768 [ 49.675301][ T4070] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.707648][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 49.898319][ T4073] loop0: detected capacity change from 0 to 32768 [ 49.924972][ T4073] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 49.957110][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.145922][ T4076] loop0: detected capacity change from 0 to 32768 [ 50.160717][ T4076] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.180013][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.361177][ T4081] loop0: detected capacity change from 0 to 32768 [ 50.459802][ T4081] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.485830][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.669816][ T4085] loop0: detected capacity change from 0 to 32768 [ 50.787854][ T4085] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 50.806351][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 50.992360][ T4088] loop0: detected capacity change from 0 to 32768 [ 51.037087][ T4088] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.061643][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.250985][ T4092] loop0: detected capacity change from 0 to 32768 [ 51.265816][ T4092] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.291151][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.478833][ T4095] loop0: detected capacity change from 0 to 32768 [ 51.499280][ T4095] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.526003][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.719081][ T4098] loop0: detected capacity change from 0 to 32768 [ 51.737469][ T4098] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 51.757186][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 51.940101][ T4101] loop0: detected capacity change from 0 to 32768 [ 52.063414][ T4101] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.090629][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.285975][ T4104] loop0: detected capacity change from 0 to 32768 [ 52.302799][ T4104] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.326055][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.511677][ T4108] loop0: detected capacity change from 0 to 32768 [ 52.618493][ T4108] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.637977][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 52.820592][ T4111] loop0: detected capacity change from 0 to 32768 [ 52.927507][ T4111] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 52.954047][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.146802][ T4114] loop0: detected capacity change from 0 to 32768 [ 53.218489][ T4114] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.236522][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.418665][ T4117] loop0: detected capacity change from 0 to 32768 [ 53.570281][ T4117] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.598620][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 53.791729][ T4120] loop0: detected capacity change from 0 to 32768 [ 53.811504][ T4120] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 53.830460][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.021863][ T4123] loop0: detected capacity change from 0 to 32768 [ 54.041335][ T4123] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.064531][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.246338][ T4126] loop0: detected capacity change from 0 to 32768 [ 54.347490][ T4126] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.368825][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.553965][ T4129] loop0: detected capacity change from 0 to 32768 [ 54.682997][ T4129] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 54.711203][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 54.940218][ T4132] loop0: detected capacity change from 0 to 32768 [ 54.988824][ T4132] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.011440][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.207612][ T4135] loop0: detected capacity change from 0 to 32768 [ 55.243060][ T4135] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.273851][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.457417][ T4138] loop0: detected capacity change from 0 to 32768 [ 55.577169][ T4138] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.601131][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 55.789379][ T4141] loop0: detected capacity change from 0 to 32768 [ 55.807364][ T4141] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 55.832729][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.016945][ T4144] loop0: detected capacity change from 0 to 32768 [ 56.105833][ T4144] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.133704][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.316676][ T4147] loop0: detected capacity change from 0 to 32768 [ 56.418123][ T4147] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.433386][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.625204][ T4150] loop0: detected capacity change from 0 to 32768 [ 56.699029][ T4150] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 56.722586][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 56.902060][ T4153] loop0: detected capacity change from 0 to 32768 [ 57.014117][ T4153] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 57.035976][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 57.225371][ T4156] loop0: detected capacity change from 0 to 32768 [ 57.281060][ T4156] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 57.307026][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 57.496663][ T4159] loop0: detected capacity change from 0 to 32768 [ 57.515736][ T4159] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 57.542779][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 57.724572][ T4162] loop0: detected capacity change from 0 to 32768 [ 57.830168][ T4162] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 57.853861][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 58.040580][ T4165] loop0: detected capacity change from 0 to 32768 [ 58.107543][ T4165] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 58.137914][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 58.331360][ T4168] loop0: detected capacity change from 0 to 32768 [ 58.349441][ T4168] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 58.372507][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 58.555727][ T4171] loop0: detected capacity change from 0 to 32768 [ 58.688447][ T4171] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 58.711752][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 58.948081][ T4174] loop0: detected capacity change from 0 to 32768 [ 58.999154][ T4174] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 59.026230][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 59.326683][ T4177] loop0: detected capacity change from 0 to 32768 [ 59.383184][ T4177] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 59.415654][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 59.598683][ T4180] loop0: detected capacity change from 0 to 32768 [ 59.612429][ T4180] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 59.623066][ T4180] [ 59.623795][ T4180] ====================================================== [ 59.625763][ T4180] WARNING: possible circular locking dependency detected [ 59.627673][ T4180] 5.15.185-syzkaller #0 Not tainted [ 59.629018][ T4180] ------------------------------------------------------ [ 59.630909][ T4180] syz-executor353/4180 is trying to acquire lock: [ 59.632567][ T4180] ffff0000c1ec9488 (&osb->system_file_mutex){+.+.}-{3:3}, at: ocfs2_get_system_file_inode+0x15c/0x5ec [ 59.635472][ T4180] [ 59.635472][ T4180] but task is already holding lock: [ 59.637431][ T4180] ffff0000e2008660 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_extend_file+0x118/0x4c4 [ 59.640214][ T4180] [ 59.640214][ T4180] which lock already depends on the new lock. [ 59.640214][ T4180] [ 59.642962][ T4180] [ 59.642962][ T4180] the existing dependency chain (in reverse order) is: [ 59.645354][ T4180] [ 59.645354][ T4180] -> #1 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}: [ 59.647632][ T4180] down_read+0xc0/0x390 [ 59.648820][ T4180] ocfs2_read_virt_blocks+0x228/0x858 [ 59.650346][ T4180] ocfs2_find_entry+0x314/0x1b84 [ 59.651782][ T4180] ocfs2_find_files_on_disk+0x10c/0x388 [ 59.653450][ T4180] ocfs2_lookup_ino_from_name+0x60/0x114 [ 59.655109][ T4180] ocfs2_get_system_file_inode+0x288/0x5ec [ 59.656813][ T4180] ocfs2_init_global_system_inodes+0x2a8/0x594 [ 59.658621][ T4180] ocfs2_fill_super+0x3128/0x4074 [ 59.660091][ T4180] mount_bdev+0x264/0x358 [ 59.661421][ T4180] ocfs2_mount+0x44/0x58 [ 59.662700][ T4180] legacy_get_tree+0xd4/0x16c [ 59.664111][ T4180] vfs_get_tree+0x90/0x274 [ 59.665520][ T4180] do_new_mount+0x228/0x810 [ 59.667007][ T4180] path_mount+0x5b4/0x1000 [ 59.668497][ T4180] __arm64_sys_mount+0x514/0x5e4 [ 59.670027][ T4180] invoke_syscall+0x98/0x2b8 [ 59.671384][ T4180] el0_svc_common+0x138/0x258 [ 59.672864][ T4180] do_el0_svc+0x58/0x14c [ 59.674161][ T4180] el0_svc+0x78/0x1e0 [ 59.675341][ T4180] el0t_64_sync_handler+0xcc/0xe4 [ 59.676863][ T4180] el0t_64_sync+0x1a0/0x1a4 [ 59.678242][ T4180] [ 59.678242][ T4180] -> #0 (&osb->system_file_mutex){+.+.}-{3:3}: [ 59.680417][ T4180] __lock_acquire+0x2928/0x651c [ 59.681876][ T4180] lock_acquire+0x1f4/0x620 [ 59.683270][ T4180] __mutex_lock_common+0x194/0x1edc [ 59.684877][ T4180] mutex_lock_nested+0xac/0x11c [ 59.686315][ T4180] ocfs2_get_system_file_inode+0x15c/0x5ec [ 59.688011][ T4180] ocfs2_reserve_suballoc_bits+0x11c/0x3a68 [ 59.689817][ T4180] ocfs2_reserve_clusters_with_limit+0x290/0x9e0 [ 59.691760][ T4180] ocfs2_reserve_clusters+0x3c/0x50 [ 59.693357][ T4180] ocfs2_convert_inline_data_to_extents+0x18c/0xeec [ 59.695301][ T4180] ocfs2_extend_file+0x2b4/0x4c4 [ 59.696868][ T4180] ocfs2_setattr+0x698/0x16c4 [ 59.698283][ T4180] notify_change+0xa08/0xcd8 [ 59.699658][ T4180] do_truncate+0x178/0x1f0 [ 59.700994][ T4180] vfs_truncate+0x23c/0x2b0 [ 59.702475][ T4180] do_sys_truncate+0xe8/0x1b0 [ 59.703855][ T4180] __arm64_sys_truncate+0x5c/0x70 [ 59.705329][ T4180] invoke_syscall+0x98/0x2b8 [ 59.706732][ T4180] el0_svc_common+0x138/0x258 [ 59.708211][ T4180] do_el0_svc+0x58/0x14c [ 59.709505][ T4180] el0_svc+0x78/0x1e0 [ 59.710695][ T4180] el0t_64_sync_handler+0xcc/0xe4 [ 59.712321][ T4180] el0t_64_sync+0x1a0/0x1a4 [ 59.713716][ T4180] [ 59.713716][ T4180] other info that might help us debug this: [ 59.713716][ T4180] [ 59.716492][ T4180] Possible unsafe locking scenario: [ 59.716492][ T4180] [ 59.718520][ T4180] CPU0 CPU1 [ 59.719984][ T4180] ---- ---- [ 59.721402][ T4180] lock(&ocfs2_file_ip_alloc_sem_key); [ 59.722974][ T4180] lock(&osb->system_file_mutex); [ 59.725111][ T4180] lock(&ocfs2_file_ip_alloc_sem_key); [ 59.727320][ T4180] lock(&osb->system_file_mutex); [ 59.728746][ T4180] [ 59.728746][ T4180] *** DEADLOCK *** [ 59.728746][ T4180] [ 59.730932][ T4180] 3 locks held by syz-executor353/4180: [ 59.732439][ T4180] #0: ffff0000dc47c460 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 59.734982][ T4180] #1: ffff0000e20089c8 (&sb->s_type->i_mutex_key#17){+.+.}-{3:3}, at: do_truncate+0x164/0x1f0 [ 59.737799][ T4180] #2: ffff0000e2008660 (&ocfs2_file_ip_alloc_sem_key){++++}-{3:3}, at: ocfs2_extend_file+0x118/0x4c4 [ 59.740815][ T4180] [ 59.740815][ T4180] stack backtrace: [ 59.742394][ T4180] CPU: 1 PID: 4180 Comm: syz-executor353 Not tainted 5.15.185-syzkaller #0 [ 59.744784][ T4180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 59.747505][ T4180] Call trace: [ 59.748401][ T4180] dump_backtrace+0x0/0x43c [ 59.749633][ T4180] show_stack+0x2c/0x3c [ 59.750783][ T4180] __dump_stack+0x30/0x40 [ 59.752021][ T4180] dump_stack_lvl+0xf8/0x160 [ 59.753374][ T4180] dump_stack+0x1c/0x5c [ 59.754500][ T4180] print_circular_bug+0x148/0x1b0 [ 59.755899][ T4180] check_noncircular+0x240/0x2d4 [ 59.757250][ T4180] __lock_acquire+0x2928/0x651c [ 59.758649][ T4180] lock_acquire+0x1f4/0x620 [ 59.760461][ T4180] __mutex_lock_common+0x194/0x1edc [ 59.761943][ T4180] mutex_lock_nested+0xac/0x11c [ 59.763284][ T4180] ocfs2_get_system_file_inode+0x15c/0x5ec [ 59.764887][ T4180] ocfs2_reserve_suballoc_bits+0x11c/0x3a68 [ 59.766512][ T4180] ocfs2_reserve_clusters_with_limit+0x290/0x9e0 [ 59.768272][ T4180] ocfs2_reserve_clusters+0x3c/0x50 [ 59.769661][ T4180] ocfs2_convert_inline_data_to_extents+0x18c/0xeec [ 59.771445][ T4180] ocfs2_extend_file+0x2b4/0x4c4 [ 59.772751][ T4180] ocfs2_setattr+0x698/0x16c4 [ 59.774050][ T4180] notify_change+0xa08/0xcd8 [ 59.775323][ T4180] do_truncate+0x178/0x1f0 [ 59.776517][ T4180] vfs_truncate+0x23c/0x2b0 [ 59.777787][ T4180] do_sys_truncate+0xe8/0x1b0 [ 59.778990][ T4180] __arm64_sys_truncate+0x5c/0x70 [ 59.780288][ T4180] invoke_syscall+0x98/0x2b8 [ 59.781559][ T4180] el0_svc_common+0x138/0x258 [ 59.782769][ T4180] do_el0_svc+0x58/0x14c [ 59.783898][ T4180] el0_svc+0x78/0x1e0 [ 59.784976][ T4180] el0t_64_sync_handler+0xcc/0xe4 [ 59.786308][ T4180] el0t_64_sync+0x1a0/0x1a4 [ 59.803044][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 60.022060][ T4183] loop0: detected capacity change from 0 to 32768 [ 60.077797][ T4183] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 60.090831][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 60.216612][ T4186] loop0: detected capacity change from 0 to 32768 [ 60.302828][ T4186] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 60.324912][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 60.456916][ T4189] loop0: detected capacity change from 0 to 32768 [ 60.467850][ T4189] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 60.488778][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 60.617032][ T4192] loop0: detected capacity change from 0 to 32768 [ 60.724803][ T4192] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 60.743030][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 60.918707][ T4195] loop0: detected capacity change from 0 to 32768 [ 60.964741][ T4195] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. executing program [ 60.978466][ T4021] ocfs2: Unmounting device (7,0) on (node local) [ 61.105295][ T4198] loop0: detected capacity change from 0 to 32768 [ 61.152931][ T4198] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 61.171308][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 61.360505][ T4201] loop0: detected capacity change from 0 to 32768 [ 61.440099][ T4201] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 61.458726][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 61.590957][ T4204] loop0: detected capacity change from 0 to 32768 [ 61.612891][ T4204] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 61.625033][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 61.757097][ T4207] loop0: detected capacity change from 0 to 32768 [ 61.781821][ T4207] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 61.801884][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 61.933148][ T4210] loop0: detected capacity change from 0 to 32768 [ 61.953192][ T4210] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 61.967457][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 62.210231][ T4213] loop0: detected capacity change from 0 to 32768 [ 62.261208][ T4213] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 62.298412][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 62.523344][ T4216] loop0: detected capacity change from 0 to 32768 [ 62.573267][ T4216] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 62.593320][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 62.723913][ T4219] loop0: detected capacity change from 0 to 32768 [ 62.738609][ T4219] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. executing program [ 62.757841][ T4021] ocfs2: Unmounting device (7,0) on (node local) [ 62.891801][ T4222] loop0: detected capacity change from 0 to 32768 [ 62.903126][ T4222] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 62.924783][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 63.051368][ T4225] loop0: detected capacity change from 0 to 32768 [ 63.102993][ T4225] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 63.119030][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 63.245409][ T4228] loop0: detected capacity change from 0 to 32768 [ 63.291030][ T4228] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 63.309698][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 63.441720][ T4231] loop0: detected capacity change from 0 to 32768 [ 63.463011][ T4231] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 63.476322][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 63.609140][ T4234] loop0: detected capacity change from 0 to 32768 [ 63.630555][ T4234] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 63.644039][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 63.769623][ T4237] loop0: detected capacity change from 0 to 32768 [ 63.876899][ T4237] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 63.899110][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 64.026146][ T4240] loop0: detected capacity change from 0 to 32768 [ 64.132332][ T4240] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 64.153600][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 64.285278][ T4243] loop0: detected capacity change from 0 to 32768 [ 64.310712][ T4243] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 64.328971][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 64.460809][ T4246] loop0: detected capacity change from 0 to 32768 [ 64.482991][ T4246] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 64.495634][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 64.668005][ T4249] loop0: detected capacity change from 0 to 32768 [ 64.688273][ T4249] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 64.703384][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 64.829041][ T4252] loop0: detected capacity change from 0 to 32768 [ 64.933460][ T4252] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 64.947760][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.080014][ T4255] loop0: detected capacity change from 0 to 32768 [ 65.100100][ T4255] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 65.113772][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.240809][ T4258] loop0: detected capacity change from 0 to 32768 [ 65.303057][ T4258] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 65.315757][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.448852][ T4261] loop0: detected capacity change from 0 to 32768 [ 65.464714][ T4261] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 65.484525][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.609855][ T4264] loop0: detected capacity change from 0 to 32768 [ 65.666318][ T4264] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 65.686765][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.816897][ T4267] loop0: detected capacity change from 0 to 32768 [ 65.828544][ T4267] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 65.848730][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 65.974337][ T4270] loop0: detected capacity change from 0 to 32768 [ 65.993015][ T4270] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 66.011560][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.188499][ T4273] loop0: detected capacity change from 0 to 32768 [ 66.240659][ T4273] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 66.259193][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.384700][ T4276] loop0: detected capacity change from 0 to 32768 [ 66.446958][ T4276] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 66.469928][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.667079][ T4279] loop0: detected capacity change from 0 to 32768 [ 66.713319][ T4279] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 66.731292][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 66.862872][ T4282] loop0: detected capacity change from 0 to 32768 [ 66.878122][ T4282] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 66.897879][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 67.029448][ T4285] loop0: detected capacity change from 0 to 32768 [ 67.044183][ T4285] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.064366][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 67.311728][ T4288] loop0: detected capacity change from 0 to 32768 [ 67.336740][ T4288] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.358544][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 67.488911][ T4291] loop0: detected capacity change from 0 to 32768 [ 67.503153][ T4291] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.523496][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 67.740610][ T4294] loop0: detected capacity change from 0 to 32768 [ 67.758597][ T4294] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.784419][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 67.914592][ T4297] loop0: detected capacity change from 0 to 32768 [ 67.925883][ T4297] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 67.946719][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 68.127639][ T4300] loop0: detected capacity change from 0 to 32768 [ 68.184125][ T4300] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 68.197811][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 68.329215][ T4303] loop0: detected capacity change from 0 to 32768 [ 68.350282][ T4303] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 68.363401][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 68.489665][ T4306] loop0: detected capacity change from 0 to 32768 [ 68.532000][ T4306] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 68.547411][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 68.673719][ T4309] loop0: detected capacity change from 0 to 32768 [ 68.773778][ T4309] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 68.791437][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 68.919331][ T4312] loop0: detected capacity change from 0 to 32768 [ 69.002735][ T4312] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 69.015602][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.146769][ T4315] loop0: detected capacity change from 0 to 32768 [ 69.161868][ T4315] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 69.177454][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.307973][ T4318] loop0: detected capacity change from 0 to 32768 [ 69.325082][ T4318] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 69.343744][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program [ 69.477350][ T4321] loop0: detected capacity change from 0 to 32768 [ 69.492501][ T4321] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 69.511683][ T4021] ocfs2: Unmounting device (7,0) on (node local) executing program