[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.17' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 43.777109] hrtimer: interrupt took 45707 ns [ 43.809394] UBIFS error (pid: 8000): cannot open "/dev/loop0", error -22 [ 43.809440] UBIFS error (pid: 7996): cannot open "/dev/loop1", error -22 [ 43.822854] UBIFS error (pid: 7998): cannot open "/dev/loop3", error -22 [ 43.836089] UBIFS error (pid: 8001): cannot open "/dev/loop5", error -22 [ 43.848414] UBIFS error (pid: 8006): cannot open "/dev/loop2", error -22 [ 43.856698] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 43.872031] UBIFS error (pid: 8005): cannot open "/dev/loop4", error -22 [ 43.887248] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 43.914121] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 43.926828] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 43.947517] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 43.958928] overlayfs: failed to resolve './file0': -2 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 44.097406] UBIFS error (pid: 8035): cannot open "/dev/loop3", error -22 [ 44.137067] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program executing program executing program executing program [ 44.269052] UBIFS error (pid: 8052): cannot open "/dev/loop2", error -22 [ 44.310047] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.330968] UBIFS error (pid: 8065): cannot open "/dev/loop3", error -22 [ 44.331069] UBIFS error (pid: 8061): cannot open "/dev/loop1", error -22 [ 44.342146] UBIFS error (pid: 8064): cannot open "/dev/loop4", error -22 [ 44.353667] UBIFS error (pid: 8062): cannot open "/dev/loop0", error -22 [ 44.364592] UBIFS error (pid: 8057): cannot open "/dev/loop5", error -22 [ 44.381527] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 44.417829] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.417960] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.447216] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.450764] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 44.530653] UBIFS error (pid: 8095): cannot open "/dev/loop3", error -22 [ 44.554265] UBIFS error (pid: 8099): cannot open "/dev/loop5", error -22 [ 44.571506] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.576457] UBIFS error (pid: 8098): cannot open "/dev/loop4", error -22 [ 44.632160] UBIFS error (pid: 8107): cannot open "/dev/loop0", error -22 [ 44.664645] UBIFS error (pid: 8108): cannot open "/dev/loop2", error -22 executing program [ 44.673982] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.679443] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.710366] UBIFS error (pid: 8118): cannot open "/dev/loop1", error -22 [ 44.725817] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.737585] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 44.762485] UBIFS error (pid: 8128): cannot open "/dev/loop3", error -22 [ 44.789345] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.809576] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 44.892833] UBIFS error (pid: 8147): cannot open "/dev/loop5", error -22 [ 44.925338] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 44.947002] UBIFS error (pid: 8153): cannot open "/dev/loop1", error -22 [ 44.951703] UBIFS error (pid: 8154): cannot open "/dev/loop0", error -22 [ 44.963271] UBIFS error (pid: 8146): cannot open "/dev/loop4", error -22 [ 44.975436] UBIFS error (pid: 8145): cannot open "/dev/loop2", error -22 [ 44.997626] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.013453] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 45.015671] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 45.080190] overlayfs: failed to resolve './file0': -2 executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 45.082674] UBIFS error (pid: 8178): cannot open "/dev/loop3", error -22 [ 45.137183] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 45.174541] UBIFS error (pid: 8184): cannot open "/dev/loop5", error -22 [ 45.190060] UBIFS error (pid: 8192): cannot open "/dev/loop4", error -22 [ 45.204023] UBIFS error (pid: 8187): cannot open "/dev/loop0", error -22 [ 45.206255] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.216304] UBIFS error (pid: 8193): cannot open "/dev/loop1", error -22 [ 45.265672] UBIFS error (pid: 8203): cannot open "/dev/loop2", error -22 [ 45.285878] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 45.303900] UBIFS error (pid: 8211): cannot open "/dev/loop3", error -22 [ 45.311319] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.326089] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 45.358196] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.379196] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 45.463932] UBIFS error (pid: 8230): cannot open "/dev/loop5", error -22 [ 45.472104] UBIFS error (pid: 8235): cannot open "/dev/loop1", error -22 [ 45.498716] UBIFS error (pid: 8233): cannot open "/dev/loop0", error -22 [ 45.514185] UBIFS error (pid: 8241): cannot open "/dev/loop2", error -22 [ 45.514507] UBIFS error (pid: 8234): cannot open "/dev/loop4", error -22 [ 45.530162] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.555466] UBIFS error (pid: 8249): cannot open "/dev/loop3", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 45.556879] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.589138] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.593412] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 45.606424] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 45.656373] [ 45.658016] ====================================================== [ 45.664314] WARNING: possible circular locking dependency detected [ 45.670617] 4.14.295-syzkaller #0 Not tainted [ 45.675092] ------------------------------------------------------ [ 45.681396] syz-executor378/8233 is trying to acquire lock: [ 45.687089] (sb_writers#3){.+.+}, at: [] mnt_want_write+0x3a/0xb0 [ 45.694969] [ 45.694969] but task is already holding lock: [ 45.700926] (&ovl_i_mutex_dir_key[depth]#2){++++}, at: [] vfs_setxattr+0xb1/0x230 [ 45.710195] [ 45.710195] which lock already depends on the new lock. [ 45.710195] [ 45.718492] [ 45.718492] the existing dependency chain (in reverse order) is: [ 45.726095] [ 45.726095] -> #1 (&ovl_i_mutex_dir_key[depth]#2){++++}: [ 45.733025] down_write_killable+0x37/0xb0 [ 45.737770] iterate_dir+0x387/0x5e0 [ 45.742003] ovl_dir_read_merged+0x2c5/0x430 [ 45.746919] ovl_check_empty_dir+0x6e/0x200 [ 45.751746] ovl_check_empty_and_clear+0x72/0xe0 [ 45.757008] ovl_rename+0x57d/0xe50 [ 45.761146] vfs_rename+0x560/0x1820 [ 45.765367] SyS_renameat2+0x95b/0xad0 [ 45.769769] do_syscall_64+0x1d5/0x640 [ 45.774164] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.779877] [ 45.779877] -> #0 (sb_writers#3){.+.+}: [ 45.785334] lock_acquire+0x170/0x3f0 [ 45.789643] __sb_start_write+0x64/0x260 [ 45.794210] mnt_want_write+0x3a/0xb0 [ 45.798519] ovl_xattr_set+0x4d/0x290 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 45.802827] ovl_posix_acl_xattr_set+0x2b7/0x830 [ 45.808091] __vfs_setxattr+0xdc/0x130 [ 45.812486] __vfs_setxattr_noperm+0xfd/0x3d0 [ 45.817487] __vfs_setxattr_locked+0x14d/0x250 [ 45.822579] vfs_setxattr+0xcf/0x230 [ 45.826799] setxattr+0x1a9/0x300 [ 45.830763] path_setxattr+0x118/0x130 [ 45.835159] SyS_lsetxattr+0x33/0x40 [ 45.839384] do_syscall_64+0x1d5/0x640 [ 45.843781] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.849473] [ 45.849473] other info that might help us debug this: [ 45.849473] [ 45.857598] Possible unsafe locking scenario: [ 45.857598] [ 45.863641] CPU0 CPU1 [ 45.868290] ---- ---- [ 45.872941] lock(&ovl_i_mutex_dir_key[depth]#2); [ 45.877859] lock(sb_writers#3); [ 45.883820] lock(&ovl_i_mutex_dir_key[depth]#2); [ 45.891344] lock(sb_writers#3); [ 45.894786] [ 45.894786] *** DEADLOCK *** [ 45.894786] [ 45.900830] 2 locks held by syz-executor378/8233: write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 45.905651] #0: (sb_writers#11){.+.+}, at: [] mnt_want_write+0x3a/0xb0 [ 45.914052] #1: (&ovl_i_mutex_dir_key[depth]#2){++++}, at: [] vfs_setxattr+0xb1/0x230 [ 45.923752] [ 45.923752] stack backtrace: [ 45.928245] CPU: 1 PID: 8233 Comm: syz-executor378 Not tainted 4.14.295-syzkaller #0 [ 45.936106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 45.945445] Call Trace: [ 45.948019] dump_stack+0x1b2/0x281 [ 45.951640] print_circular_bug.constprop.0.cold+0x2d7/0x41e [ 45.957428] __lock_acquire+0x2e0e/0x3f20 [ 45.961564] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 45.966567] ? trace_hardirqs_on+0x10/0x10 [ 45.970793] ? mark_held_locks+0xa6/0xf0 [ 45.974840] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 45.979916] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 45.984990] ? debug_object_active_state+0x236/0x330 [ 45.990064] lock_acquire+0x170/0x3f0 [ 45.993836] ? mnt_want_write+0x3a/0xb0 [ 45.997782] __sb_start_write+0x64/0x260 [ 46.001822] ? mnt_want_write+0x3a/0xb0 [ 46.005771] mnt_want_write+0x3a/0xb0 [ 46.009545] ovl_xattr_set+0x4d/0x290 [ 46.013322] ovl_posix_acl_xattr_set+0x2b7/0x830 [ 46.018050] ? ovl_posix_acl_xattr_get+0x60/0x60 [ 46.022778] ? mark_held_locks+0xa6/0xf0 [ 46.026810] ? retint_kernel+0x2d/0x2d [ 46.030668] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 46.035654] ? xattr_resolve_name+0x22c/0x370 [ 46.040119] ? ovl_posix_acl_xattr_get+0x60/0x60 [ 46.044844] __vfs_setxattr+0xdc/0x130 [ 46.048704] ? xattr_resolve_name+0x370/0x370 [ 46.053170] ? evm_protect_xattr.constprop.0+0x6c/0x350 [ 46.058502] __vfs_setxattr_noperm+0xfd/0x3d0 [ 46.062970] __vfs_setxattr_locked+0x14d/0x250 [ 46.067521] vfs_setxattr+0xcf/0x230 [ 46.071205] ? __vfs_setxattr_locked+0x250/0x250 [ 46.075932] ? posix_acl_fix_xattr_from_user+0x60/0xb0 [ 46.081178] setxattr+0x1a9/0x300 [ 46.084604] ? vfs_setxattr+0x230/0x230 [ 46.088553] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 46.093540] ? retint_kernel+0x2d/0x2d [ 46.097402] ? __sanitizer_cov_trace_pc+0x1d/0x50 [ 46.102220] ? preempt_count_add+0xaf/0x170 [ 46.106521] ? __mnt_want_write+0x1da/0x270 [ 46.110821] path_setxattr+0x118/0x130 [ 46.114683] ? setxattr+0x300/0x300 [ 46.118292] SyS_lsetxattr+0x33/0x40 [ 46.121976] ? SyS_setxattr+0x50/0x50 [ 46.125752] do_syscall_64+0x1d5/0x640 [ 46.129620] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 46.134784] RIP: 0033:0x7f1e5422eb69 [ 46.138471] RSP: 002b:00007f1e541d32f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 46.146147] RAX: ffffffffffffffda RBX: 00007f1e542ac480 RCX: 00007f1e5422eb69 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 46.153385] RDX: 0000000020000980 RSI: 0000000020000300 RDI: 00000000200002c0 [ 46.160627] RBP: 00007f1e5427917c R08: 0000000000000000 R09: 0000000000000000 [ 46.167866] R10: 0000000000000064 R11: 0000000000000246 R12: 0030656c69662f2e [ 46.175104] R13: 69662f7375622f2e R14: 007373656363615f R15: 00007f1e542ac488 executing program executing program executing program executing program executing program executing program [ 46.271040] UBIFS error (pid: 8284): cannot open "/dev/loop2", error -22 [ 46.278360] UBIFS error (pid: 8283): cannot open "/dev/loop5", error -22 [ 46.284262] UBIFS error (pid: 8285): cannot open "/dev/loop1", error -22 [ 46.293033] UBIFS error (pid: 8289): cannot open "/dev/loop0", error -22 [ 46.300264] UBIFS error (pid: 8287): cannot open "/dev/loop4", error -22 [ 46.315847] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.341804] UBIFS error (pid: 8288): cannot open "/dev/loop3", error -22 [ 46.358974] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.371553] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.391137] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.396210] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 46.411115] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 46.517931] UBIFS error (pid: 8324): cannot open "/dev/loop2", error -22 [ 46.526019] UBIFS error (pid: 8326): cannot open "/dev/loop1", error -22 [ 46.552969] UBIFS error (pid: 8333): cannot open "/dev/loop5", error -22 [ 46.558536] UBIFS error (pid: 8332): cannot open "/dev/loop0", error -22 [ 46.571032] UBIFS error (pid: 8335): cannot open "/dev/loop3", error -22 [ 46.588618] UBIFS error (pid: 8342): cannot open "/dev/loop4", error -22 [ 46.599599] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 46.653586] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.663760] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.676651] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 46.703107] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.712584] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program executing program [ 46.790919] UBIFS error (pid: 8371): cannot open "/dev/loop2", error -22 [ 46.816617] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 46.865612] UBIFS error (pid: 8370): cannot open "/dev/loop1", error -22 [ 46.929096] UBIFS error (pid: 8387): cannot open "/dev/loop4", error -22 [ 46.931696] UBIFS error (pid: 8390): cannot open "/dev/loop5", error -22 [ 46.944167] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 46.962101] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 46.968241] UBIFS error (pid: 8388): cannot open "/dev/loop0", error -22 [ 46.973369] UBIFS error (pid: 8386): cannot open "/dev/loop3", error -22 [ 46.994556] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program [ 47.053724] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program [ 47.154915] UBIFS error (pid: 8419): cannot open "/dev/loop3", error -22 [ 47.166513] UBIFS error (pid: 8418): cannot open "/dev/loop5", error -22 [ 47.172751] UBIFS error (pid: 8414): cannot open "/dev/loop2", error -22 [ 47.192818] UBIFS error (pid: 8420): cannot open "/dev/loop4", error -22 [ 47.195406] UBIFS error (pid: 8412): cannot open "/dev/loop1", error -22 [ 47.232799] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.235555] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 47.282049] UBIFS error (pid: 8428): cannot open "/dev/loop0", error -22 [ 47.287514] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.321992] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 47.323440] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.334758] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program executing program executing program [ 47.452689] UBIFS error (pid: 8456): cannot open "/dev/loop0", error -22 [ 47.452908] UBIFS error (pid: 8454): cannot open "/dev/loop3", error -22 [ 47.462693] UBIFS error (pid: 8464): cannot open "/dev/loop5", error -22 [ 47.476164] UBIFS error (pid: 8465): cannot open "/dev/loop2", error -22 [ 47.499086] UBIFS error (pid: 8467): cannot open "/dev/loop1", error -22 [ 47.510102] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.524733] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 47.560640] UBIFS error (pid: 8470): cannot open "/dev/loop4", error -22 [ 47.563282] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.584132] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.601891] overlayfs: failed to resolve './file0': -2 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 47.643669] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program executing program executing program [ 47.719173] UBIFS error (pid: 8498): cannot open "/dev/loop5", error -22 [ 47.774069] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.791198] UBIFS error (pid: 8505): cannot open "/dev/loop0", error -22 [ 47.791632] UBIFS error (pid: 8506): cannot open "/dev/loop3", error -22 [ 47.820913] UBIFS error (pid: 8504): cannot open "/dev/loop1", error -22 [ 47.832847] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.858858] UBIFS error (pid: 8514): cannot open "/dev/loop4", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 47.859533] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.862876] UBIFS error (pid: 8511): cannot open "/dev/loop2", error -22 [ 47.871722] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 47.909775] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 47.932429] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 48.033053] UBIFS error (pid: 8548): cannot open "/dev/loop0", error -22 [ 48.043451] UBIFS error (pid: 8545): cannot open "/dev/loop5", error -22 [ 48.072435] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.098348] UBIFS error (pid: 8561): cannot open "/dev/loop2", error -22 [ 48.104433] UBIFS error (pid: 8560): cannot open "/dev/loop4", error -22 [ 48.105807] UBIFS error (pid: 8551): cannot open "/dev/loop3", error -22 [ 48.124745] UBIFS error (pid: 8552): cannot open "/dev/loop1", error -22 [ 48.135013] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 48.158613] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.164020] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.198093] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 48.227116] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program [ 48.297350] UBIFS error (pid: 8586): cannot open "/dev/loop0", error -22 [ 48.317142] UBIFS error (pid: 8591): cannot open "/dev/loop4", error -22 [ 48.337499] UBIFS error (pid: 8590): cannot open "/dev/loop5", error -22 [ 48.341431] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.384400] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.414891] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 48.433515] UBIFS error (pid: 8609): cannot open "/dev/loop1", error -22 [ 48.440107] UBIFS error (pid: 8605): cannot open "/dev/loop3", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 48.454923] UBIFS error (pid: 8604): cannot open "/dev/loop2", error -22 [ 48.502128] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.531476] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.539884] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 48.627111] UBIFS error (pid: 8626): cannot open "/dev/loop0", error -22 [ 48.629856] UBIFS error (pid: 8638): cannot open "/dev/loop1", error -22 executing program [ 48.644278] UBIFS error (pid: 8637): cannot open "/dev/loop5", error -22 [ 48.671298] UBIFS error (pid: 8640): cannot open "/dev/loop4", error -22 [ 48.694344] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.700649] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 48.739989] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.775288] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 48.795576] UBIFS error (pid: 8652): cannot open "/dev/loop3", error -22 [ 48.810797] UBIFS error (pid: 8664): cannot open "/dev/loop2", error -22 executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 48.850512] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.897503] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 48.905786] UBIFS error (pid: 8672): cannot open "/dev/loop0", error -22 executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 48.923759] UBIFS error (pid: 8674): cannot open "/dev/loop1", error -22 [ 48.979867] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 48.988782] UBIFS error (pid: 8684): cannot open "/dev/loop4", error -22 executing program executing program [ 49.014064] UBIFS error (pid: 8682): cannot open "/dev/loop5", error -22 [ 49.068785] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.071321] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.103994] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program [ 49.112091] UBIFS error (pid: 8703): cannot open "/dev/loop3", error -22 [ 49.160293] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.168616] UBIFS error (pid: 8710): cannot open "/dev/loop2", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 49.199247] UBIFS error (pid: 8709): cannot open "/dev/loop0", error -22 [ 49.255723] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.268969] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 49.292760] UBIFS error (pid: 8722): cannot open "/dev/loop4", error -22 [ 49.311193] UBIFS error (pid: 8721): cannot open "/dev/loop5", error -22 [ 49.331044] UBIFS error (pid: 8726): cannot open "/dev/loop1", error -22 [ 49.344343] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.400619] UBIFS error (pid: 8739): cannot open "/dev/loop3", error -22 [ 49.407446] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 49.450694] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.462381] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 49.499359] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.500035] UBIFS error (pid: 8745): cannot open "/dev/loop2", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 49.525680] UBIFS error (pid: 8747): cannot open "/dev/loop0", error -22 [ 49.598685] UBIFS error (pid: 8767): cannot open "/dev/loop4", error -22 [ 49.618047] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program [ 49.618969] UBIFS error (pid: 8769): cannot open "/dev/loop3", error -22 [ 49.689947] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.698729] UBIFS error (pid: 8777): cannot open "/dev/loop1", error -22 [ 49.734057] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 49.737341] UBIFS error (pid: 8782): cannot open "/dev/loop2", error -22 [ 49.784071] UBIFS error (pid: 8793): cannot open "/dev/loop0", error -22 [ 49.786461] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program [ 49.818186] UBIFS error (pid: 8792): cannot open "/dev/loop5", error -22 [ 49.824944] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 49.858533] UBIFS error (pid: 8805): cannot open "/dev/loop4", error -22 [ 49.879331] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.892458] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 49.905765] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 49.963964] UBIFS error (pid: 8812): cannot open "/dev/loop3", error -22 [ 50.021707] UBIFS error (pid: 8826): cannot open "/dev/loop2", error -22 [ 50.028044] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 50.058268] UBIFS error (pid: 8832): cannot open "/dev/loop1", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 50.059569] UBIFS error (pid: 8833): cannot open "/dev/loop5", error -22 [ 50.092146] UBIFS error (pid: 8844): cannot open "/dev/loop4", error -22 [ 50.110517] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 50.114528] UBIFS error (pid: 8843): cannot open "/dev/loop0", error -22 [ 50.140144] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 50.189070] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 50.198715] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 50.199413] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 50.272334] UBIFS error (pid: 8863): cannot open "/dev/loop3", error -22 [ 50.318853] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program [ 50.332140] UBIFS error (pid: 8871): cannot open "/dev/loop2", error -22 [ 50.375063] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 50.408962] UBIFS error (pid: 8881): cannot open "/dev/loop4", error -22 [ 50.430851] UBIFS error (pid: 8890): cannot open "/dev/loop1", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 50.444592] UBIFS error (pid: 8872): cannot open "/dev/loop5", error -22 [ 50.480806] UBIFS error (pid: 8885): cannot open "/dev/loop0", error -22 [ 50.511539] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 50.511713] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 50.532752] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 50.582854] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 50.614188] UBIFS error (pid: 8910): cannot open "/dev/loop3", error -22 [ 50.673791] UBIFS error (pid: 8912): cannot open "/dev/loop2", error -22 [ 50.695707] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program [ 50.727622] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 50.749482] UBIFS error (pid: 8923): cannot open "/dev/loop5", error -22 [ 50.794143] UBIFS error (pid: 8937): cannot open "/dev/loop0", error -22 [ 50.797933] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program [ 50.820774] UBIFS error (pid: 8931): cannot open "/dev/loop4", error -22 [ 50.842666] UBIFS error (pid: 8933): cannot open "/dev/loop1", error -22 [ 50.873931] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 50.902118] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 50.908047] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 50.924233] UBIFS error (pid: 8952): cannot open "/dev/loop3", error -22 [ 50.983228] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program [ 51.000435] UBIFS error (pid: 8954): cannot open "/dev/loop2", error -22 [ 51.041186] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program [ 51.060863] UBIFS error (pid: 8972): cannot open "/dev/loop5", error -22 [ 51.090756] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.127428] UBIFS error (pid: 8968): cannot open "/dev/loop0", error -22 [ 51.137237] UBIFS error (pid: 8977): cannot open "/dev/loop1", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 51.173414] UBIFS error (pid: 8984): cannot open "/dev/loop4", error -22 [ 51.188098] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program executing program [ 51.252089] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.262060] overlayfs: failed to resolve './file0': -2 executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 51.324217] UBIFS error (pid: 9002): cannot open "/dev/loop5", error -22 [ 51.333780] UBIFS error (pid: 9004): cannot open "/dev/loop2", error -22 executing program [ 51.369195] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.384651] UBIFS error (pid: 9003): cannot open "/dev/loop3", error -22 [ 51.395624] UBIFS error (pid: 9012): cannot open "/dev/loop0", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 51.396619] UBIFS error (pid: 9008): cannot open "/dev/loop1", error -22 [ 51.433067] UBIFS error (pid: 9020): cannot open "/dev/loop4", error -22 [ 51.441185] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.449012] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 51.483984] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.487780] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.508095] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 51.549257] UBIFS error (pid: 9036): cannot open "/dev/loop5", error -22 [ 51.613056] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program [ 51.651747] UBIFS error (pid: 9052): cannot open "/dev/loop2", error -22 [ 51.654685] UBIFS error (pid: 9044): cannot open "/dev/loop0", error -22 [ 51.660494] UBIFS error (pid: 9053): cannot open "/dev/loop1", error -22 [ 51.686499] UBIFS error (pid: 9051): cannot open "/dev/loop3", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 51.688843] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.714030] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 51.715007] UBIFS error (pid: 9064): cannot open "/dev/loop4", error -22 [ 51.780402] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.785539] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program [ 51.822899] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 51.861852] UBIFS error (pid: 9084): cannot open "/dev/loop2", error -22 [ 51.913255] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.929882] UBIFS error (pid: 9083): cannot open "/dev/loop0", error -22 executing program [ 51.946651] UBIFS error (pid: 9087): cannot open "/dev/loop5", error -22 [ 51.957578] UBIFS error (pid: 9099): cannot open "/dev/loop4", error -22 [ 51.978002] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 51.979091] UBIFS error (pid: 9098): cannot open "/dev/loop3", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 52.005947] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 52.067089] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.067447] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 52.095201] UBIFS error (pid: 9111): cannot open "/dev/loop1", error -22 [ 52.132728] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 52.176359] UBIFS error (pid: 9125): cannot open "/dev/loop3", error -22 [ 52.194222] UBIFS error (pid: 9126): cannot open "/dev/loop5", error -22 [ 52.204769] UBIFS error (pid: 9128): cannot open "/dev/loop2", error -22 [ 52.212898] UBIFS error (pid: 9129): cannot open "/dev/loop0", error -22 [ 52.227853] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.274817] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.275033] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 52.309754] UBIFS error (pid: 9144): cannot open "/dev/loop4", error -22 [ 52.331412] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.362198] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 52.381589] UBIFS error (pid: 9151): cannot open "/dev/loop1", error -22 [ 52.432989] UBIFS error (pid: 9168): cannot open "/dev/loop3", error -22 [ 52.454441] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.484822] UBIFS error (pid: 9171): cannot open "/dev/loop2", error -22 [ 52.494895] UBIFS error (pid: 9172): cannot open "/dev/loop5", error -22 [ 52.522468] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 52.533370] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 52.543381] UBIFS error (pid: 9182): cannot open "/dev/loop0", error -22 [ 52.583136] UBIFS error (pid: 9178): cannot open "/dev/loop4", error -22 [ 52.591737] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.603429] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 52.630067] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 52.701576] UBIFS error (pid: 9204): cannot open "/dev/loop1", error -22 [ 52.747968] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.756570] UBIFS error (pid: 9212): cannot open "/dev/loop3", error -22 [ 52.773334] UBIFS error (pid: 9213): cannot open "/dev/loop2", error -22 [ 52.797021] UBIFS error (pid: 9216): cannot open "/dev/loop0", error -22 [ 52.801980] UBIFS error (pid: 9220): cannot open "/dev/loop5", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 52.828426] UBIFS error (pid: 9227): cannot open "/dev/loop4", error -22 [ 52.871321] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.885055] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.901025] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 52.917174] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 52.935069] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 52.974926] UBIFS error (pid: 9245): cannot open "/dev/loop1", error -22 [ 53.035647] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 53.089072] UBIFS error (pid: 9261): cannot open "/dev/loop2", error -22 [ 53.090269] UBIFS error (pid: 9260): cannot open "/dev/loop3", error -22 [ 53.116171] UBIFS error (pid: 9256): cannot open "/dev/loop0", error -22 [ 53.160668] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.178040] UBIFS error (pid: 9263): cannot open "/dev/loop4", error -22 [ 53.193468] UBIFS error (pid: 9280): cannot open "/dev/loop1", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 53.195972] UBIFS error (pid: 9269): cannot open "/dev/loop5", error -22 [ 53.209695] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.217190] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.233700] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 53.295828] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.306988] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program [ 53.354673] UBIFS error (pid: 9294): cannot open "/dev/loop4", error -22 [ 53.388002] UBIFS error (pid: 9300): cannot open "/dev/loop2", error -22 [ 53.408088] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 53.438755] UBIFS error (pid: 9308): cannot open "/dev/loop3", error -22 [ 53.446252] UBIFS error (pid: 9309): cannot open "/dev/loop0", error -22 [ 53.471690] UBIFS error (pid: 9315): cannot open "/dev/loop1", error -22 [ 53.474655] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program [ 53.520164] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.524009] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 53.566877] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program [ 53.598313] UBIFS error (pid: 9336): cannot open "/dev/loop5", error -22 [ 53.612000] UBIFS error (pid: 9337): cannot open "/dev/loop4", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 53.651664] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.661310] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 53.722065] UBIFS error (pid: 9353): cannot open "/dev/loop0", error -22 [ 53.743880] UBIFS error (pid: 9354): cannot open "/dev/loop2", error -22 [ 53.767678] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 53.814905] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.821683] UBIFS error (pid: 9367): cannot open "/dev/loop1", error -22 [ 53.838875] UBIFS error (pid: 9368): cannot open "/dev/loop3", error -22 executing program executing program [ 53.856485] UBIFS error (pid: 9373): cannot open "/dev/loop5", error -22 [ 53.914818] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.935087] UBIFS error (pid: 9392): cannot open "/dev/loop2", error -22 [ 53.942688] UBIFS error (pid: 9384): cannot open "/dev/loop4", error -22 [ 53.952651] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 53.956730] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.023870] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 54.036158] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.069883] UBIFS error (pid: 9395): cannot open "/dev/loop0", error -22 [ 54.109138] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 54.146057] UBIFS error (pid: 9417): cannot open "/dev/loop3", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.154068] UBIFS error (pid: 9413): cannot open "/dev/loop1", error -22 [ 54.198995] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 54.201237] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.243250] UBIFS error (pid: 9426): cannot open "/dev/loop5", error -22 [ 54.251644] UBIFS error (pid: 9427): cannot open "/dev/loop4", error -22 [ 54.282931] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.377325] UBIFS error (pid: 9450): cannot open "/dev/loop2", error -22 [ 54.392623] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 54.397371] UBIFS error (pid: 9453): cannot open "/dev/loop0", error -22 [ 54.430552] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program [ 54.456044] UBIFS error (pid: 9456): cannot open "/dev/loop1", error -22 [ 54.481651] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 54.496855] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 54.527999] UBIFS error (pid: 9458): cannot open "/dev/loop3", error -22 [ 54.573566] UBIFS error (pid: 9476): cannot open "/dev/loop5", error -22 [ 54.603409] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.626584] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 54.662778] UBIFS error (pid: 9485): cannot open "/dev/loop0", error -22 [ 54.670153] UBIFS error (pid: 9475): cannot open "/dev/loop4", error -22 write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 54.689978] UBIFS error (pid: 9484): cannot open "/dev/loop2", error -22 [ 54.719586] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 54.742318] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.767090] UBIFS error (pid: 9495): cannot open "/dev/loop1", error -22 [ 54.775610] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 54.853766] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.887205] UBIFS error (pid: 9498): cannot open "/dev/loop3", error -22 [ 54.899096] UBIFS error (pid: 9507): cannot open "/dev/loop5", error -22 [ 54.927215] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 54.933433] UBIFS error (pid: 9515): cannot open "/dev/loop0", error -22 [ 54.964175] UBIFS error (pid: 9520): cannot open "/dev/loop2", error -22 [ 55.024691] UBIFS error (pid: 9519): cannot open "/dev/loop4", error -22 [ 55.038496] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 55.059653] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 55.078018] UBIFS error (pid: 9532): cannot open "/dev/loop1", error -22 [ 55.104707] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 55.120223] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 55.157192] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 55.171270] UBIFS error (pid: 9545): cannot open "/dev/loop3", error -22 [ 55.226364] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program executing program [ 55.232666] UBIFS error (pid: 9552): cannot open "/dev/loop5", error -22 [ 55.300122] UBIFS error (pid: 9556): cannot open "/dev/loop2", error -22 [ 55.307839] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory [ 55.314075] UBIFS error (pid: 9564): cannot open "/dev/loop0", error -22 [ 55.377320] UBIFS error (pid: 9566): cannot open "/dev/loop1", error -22 [ 55.377452] UBIFS error (pid: 9573): cannot open "/dev/loop4", error -22 [ 55.400819] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 55.403570] overlayfs: fs on './file0' does not support file handles, falling back to index=off. write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 55.454006] UBIFS error (pid: 9579): cannot open "/dev/loop3", error -22 [ 55.483575] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 55.499613] overlayfs: fs on './file0' does not support file handles, falling back to index=off. [ 55.510006] overlayfs: fs on './file0' does not support file handles, falling back to index=off. executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program write to /proc/sys/kernel/hung_task_check_interval_secs failed: No such file or directory executing program [ 55.601792] UBIFS error (pid: 9599): cannot open "/dev/loop5", error -22 [ 55.611060] UBIFS error (pid: 9606): cannot open "/dev/loop2", error -22