Warning: Permanently added '10.128.0.87' (ECDSA) to the list of known hosts. executing program executing program [ 37.310119] [ 37.311772] ====================================================== [ 37.318073] WARNING: possible circular locking dependency detected [ 37.324373] 4.19.0-rc8+ #192 Not tainted [ 37.328414] ------------------------------------------------------ [ 37.334710] syz-executor498/5390 is trying to acquire lock: [ 37.340399] 0000000057327f05 (&bdev->bd_mutex){+.+.}, at: blkdev_reread_part+0x1e/0x40 [ 37.348450] [ 37.348450] but task is already holding lock: [ 37.354411] 0000000056955cfc (&lo->lo_ctl_mutex#2){+.+.}, at: lo_compat_ioctl+0x11b/0x170 [ 37.362725] [ 37.362725] which lock already depends on the new lock. [ 37.362725] [ 37.371020] [ 37.371020] the existing dependency chain (in reverse order) is: [ 37.378620] [ 37.378620] -> #2 (&lo->lo_ctl_mutex#2){+.+.}: [ 37.384682] __mutex_lock+0x166/0x1700 [ 37.389070] mutex_lock_nested+0x16/0x20 [ 37.393632] lo_release+0xa3/0x1f0 [ 37.397685] __blkdev_put+0x4f6/0x830 [ 37.401991] blkdev_put+0x98/0x540 [ 37.406032] blkdev_close+0x8b/0xb0 [ 37.410165] __fput+0x385/0xa30 [ 37.413957] ____fput+0x15/0x20 [ 37.417746] task_work_run+0x1e8/0x2a0 [ 37.422143] exit_to_usermode_loop+0x318/0x380 [ 37.427233] do_syscall_64+0x6be/0x820 [ 37.431628] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.437321] [ 37.437321] -> #1 (loop_index_mutex){+.+.}: [ 37.443156] __mutex_lock+0x166/0x1700 [ 37.447572] mutex_lock_nested+0x16/0x20 [ 37.452143] lo_open+0x1b/0xb0 [ 37.455840] __blkdev_get+0x360/0x13c0 [ 37.460229] blkdev_get+0xc1/0xb50 [ 37.464283] blkdev_open+0x1fb/0x280 [ 37.468504] do_dentry_open+0x499/0x1250 [ 37.473071] vfs_open+0xa0/0xd0 [ 37.476854] path_openat+0x12bf/0x5160 [ 37.481252] do_filp_open+0x255/0x380 [ 37.485567] do_sys_open+0x568/0x700 [ 37.489789] __x64_sys_open+0x7e/0xc0 [ 37.494114] do_syscall_64+0x1b9/0x820 [ 37.498508] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.504194] [ 37.504194] -> #0 (&bdev->bd_mutex){+.+.}: [ 37.509916] lock_acquire+0x1ed/0x520 [ 37.514226] __mutex_lock+0x166/0x1700 [ 37.518621] mutex_lock_nested+0x16/0x20 [ 37.523189] blkdev_reread_part+0x1e/0x40 [ 37.527847] loop_reread_partitions+0x163/0x190 [ 37.533026] loop_set_status+0xb95/0x1010 [ 37.537699] loop_set_status_compat+0xa4/0xf0 [ 37.542729] lo_compat_ioctl+0x13a/0x170 [ 37.547314] compat_blkdev_ioctl+0x3ca/0x1b30 [ 37.552348] __ia32_compat_sys_ioctl+0x20e/0x630 [ 37.557620] do_fast_syscall_32+0x34d/0xfb2 [ 37.562459] entry_SYSENTER_compat+0x70/0x7f [ 37.567370] [ 37.567370] other info that might help us debug this: [ 37.567370] [ 37.575497] Chain exists of: [ 37.575497] &bdev->bd_mutex --> loop_index_mutex --> &lo->lo_ctl_mutex#2 [ 37.575497] [ 37.586854] Possible unsafe locking scenario: [ 37.586854] [ 37.592893] CPU0 CPU1 [ 37.597588] ---- ---- [ 37.602232] lock(&lo->lo_ctl_mutex#2); [ 37.606291] lock(loop_index_mutex); [ 37.612588] lock(&lo->lo_ctl_mutex#2); [ 37.619150] lock(&bdev->bd_mutex); [ 37.622847] [ 37.622847] *** DEADLOCK *** [ 37.622847] [ 37.628906] 1 lock held by syz-executor498/5390: [ 37.633638] #0: 0000000056955cfc (&lo->lo_ctl_mutex#2){+.+.}, at: lo_compat_ioctl+0x11b/0x170 [ 37.642391] [ 37.642391] stack backtrace: [ 37.646875] CPU: 0 PID: 5390 Comm: syz-executor498 Not tainted 4.19.0-rc8+ #192 [ 37.654300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.663634] Call Trace: [ 37.666220] dump_stack+0x1c4/0x2b4 [ 37.670100] ? dump_stack_print_info.cold.2+0x52/0x52 [ 37.675286] ? vprintk_func+0x85/0x181 [ 37.679162] print_circular_bug.isra.33.cold.54+0x1bd/0x27d [ 37.684853] ? save_trace+0xe0/0x290 [ 37.688559] __lock_acquire+0x33e4/0x4ec0 [ 37.692724] ? mark_held_locks+0x130/0x130 [ 37.696956] ? lock_pin_lock+0x350/0x350 [ 37.701023] ? mark_held_locks+0x130/0x130 [ 37.705274] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 37.710295] ? bpf_prog_kallsyms_find+0xde/0x4a0 [ 37.715052] ? __bpf_trace_xdp_cpumap_enqueue+0x40/0x40 [ 37.720406] ? is_bpf_text_address+0xac/0x170 [ 37.724890] ? lock_downgrade+0x900/0x900 [ 37.729024] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 37.734804] ? print_usage_bug+0xc0/0xc0 [ 37.738857] ? print_usage_bug+0xc0/0xc0 [ 37.742904] ? rcu_bh_qs+0xc0/0xc0 [ 37.746434] ? unwind_dump+0x190/0x190 [ 37.750318] ? graph_lock+0x170/0x170 [ 37.754110] ? is_bpf_text_address+0xd3/0x170 [ 37.758604] ? __lock_acquire+0x7ec/0x4ec0 [ 37.762828] lock_acquire+0x1ed/0x520 [ 37.766615] ? blkdev_reread_part+0x1e/0x40 [ 37.770920] ? lock_release+0x970/0x970 [ 37.774882] ? arch_local_save_flags+0x40/0x40 [ 37.779446] ? __lock_acquire+0x2881/0x4ec0 [ 37.783753] ? trace_hardirqs_on+0xbd/0x310 [ 37.788074] ? blkdev_reread_part+0x1e/0x40 [ 37.792397] __mutex_lock+0x166/0x1700 [ 37.796282] ? blkdev_reread_part+0x1e/0x40 [ 37.800599] ? mark_held_locks+0x130/0x130 [ 37.804815] ? mark_held_locks+0xc7/0x130 [ 37.808949] ? blkdev_reread_part+0x1e/0x40 [ 37.813255] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 37.818356] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 37.823449] ? mutex_trylock+0x2b0/0x2b0 [ 37.827494] ? graph_lock+0x170/0x170 [ 37.831286] ? finish_wait+0x25d/0x430 [ 37.835160] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 37.840591] ? graph_lock+0x170/0x170 [ 37.844374] ? print_usage_bug+0xc0/0xc0 [ 37.848420] ? __lock_is_held+0xb5/0x140 [ 37.852463] ? find_held_lock+0x36/0x1c0 [ 37.856530] ? mark_held_locks+0xc7/0x130 [ 37.860663] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 37.865749] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 37.870837] ? lockdep_hardirqs_on+0x421/0x5c0 [ 37.875404] ? trace_hardirqs_on+0xbd/0x310 [ 37.879712] ? kasan_check_read+0x11/0x20 [ 37.883856] ? __wake_up_common_lock+0x1d0/0x330 [ 37.888608] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 37.894066] ? kasan_check_write+0x14/0x20 [ 37.898295] ? do_raw_spin_lock+0xc1/0x200 [ 37.902537] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 37.907638] ? __wake_up_common_lock+0x1d0/0x330 [ 37.912383] mutex_lock_nested+0x16/0x20 [ 37.916431] ? mutex_lock_nested+0x16/0x20 [ 37.920649] blkdev_reread_part+0x1e/0x40 [ 37.924781] loop_reread_partitions+0x163/0x190 [ 37.929437] ? __loop_update_dio+0x6b0/0x6b0 [ 37.933831] loop_set_status+0xb95/0x1010 [ 37.937989] loop_set_status_compat+0xa4/0xf0 [ 37.942507] ? loop_set_status+0x1010/0x1010 [ 37.946905] lo_compat_ioctl+0x13a/0x170 [ 37.950951] ? lo_ioctl+0x1d80/0x1d80 [ 37.954751] compat_blkdev_ioctl+0x3ca/0x1b30 [ 37.959230] ? bfq_create_group_hierarchy+0x120/0x120 [ 37.964404] ? lockdep_hardirqs_on+0x421/0x5c0 [ 37.968972] ? bfq_create_group_hierarchy+0x120/0x120 [ 37.974159] __ia32_compat_sys_ioctl+0x20e/0x630 [ 37.978914] do_fast_syscall_32+0x34d/0xfb2 [ 37.983242] ? do_int80_syscall_32+0x890/0x890 [ 37.987869] ? entry_SYSENTER_compat+0x68/0x7f [ 37.992465] ? trace_hardirqs_off_caller+0xbb/0x310 [ 37.997480] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.002306] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.007136] ? trace_hardirqs_on_caller+0x310/0x310 [ 38.012136] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 38.017136] ? prepare_exit_to_usermode+0x291/0x3b0 [ 38.022135] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.027405] entry_SYSENTER_compat+0x70/0x7f [ 38.031810] RIP: 0023:0xf7f97ca9 [ 38.035161] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 0c 24 c3 8b 1c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 38.055363] RSP: 002b:00000000ffac80dc EFLAGS: 00000246 ORIG_RAX: 0000000000000036 executing program [ 38.063057] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000004c02 [ 38.070309] RDX: 0000000020000000 RSI: 00000000ffac8224 RDI: 00000000ffac822c [ 38.077560] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 38.084816] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 38.092071] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 executing program [ 38.180247] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.186702] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 38.290311] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.296766] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 38.410353] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.416818] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 38.530387] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.536823] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 38.640362] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.646800] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 38.760575] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.767039] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 38.880307] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.886789] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 38.990280] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 38.996756] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.100246] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.106698] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.220231] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.226713] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.330318] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.336765] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.450327] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.456804] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.570329] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.576799] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.680358] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.686834] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.790195] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.796650] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.900283] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 39.906759] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 39.999832] kobject: 'regulatory.0' (0000000066665919): kobject_uevent_env [ 40.006906] kobject: 'regulatory.0' (0000000066665919): fill_kobj_path: path = '/devices/platform/regulatory.0' [ 40.010566] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.023657] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.120418] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.126879] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.241056] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.247489] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.350276] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.356710] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.470208] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.476692] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.580224] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.586694] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.700198] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.706661] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.810376] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.816815] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 40.920204] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 40.926650] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.030507] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.036988] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.160632] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.167092] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.280196] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.286672] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.390317] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.396814] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.500359] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.506844] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.620303] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.626765] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.730281] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.736736] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.840376] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.846853] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 41.960189] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 41.966622] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 42.080241] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.086742] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 42.200294] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.206769] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 42.320212] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.326699] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 42.430196] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.436641] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program executing program [ 42.570260] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.576746] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 42.690197] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.696775] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 42.800366] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.806865] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 42.910323] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 42.916795] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.040550] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.047006] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.150315] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.156879] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.260913] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.267386] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.380220] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.386721] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.490209] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.496813] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.610326] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.616833] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.720345] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.726840] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.850202] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.856695] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 43.970288] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 43.976886] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.090214] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.096671] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.210243] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.216691] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.330199] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.336634] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.460250] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.466723] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.580371] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.586881] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.700223] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.706704] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.820171] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.826611] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 44.940140] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 44.946579] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 45.050166] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.056630] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 45.160107] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.166610] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 45.270220] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.276657] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 45.390060] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.396567] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 45.510874] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.517360] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program executing program [ 45.650294] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.656735] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 45.770331] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.776807] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 45.880261] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.886704] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 45.990328] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 45.996975] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.100153] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.106735] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.210177] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.216676] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.330178] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.336644] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.440125] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.446553] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.560493] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.566950] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.670215] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.676675] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.790145] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.796649] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 46.910144] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 46.916605] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 47.030166] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 47.036694] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 47.150193] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 47.156733] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0' executing program [ 47.270220] kobject: 'loop0' (00000000c948a535): kobject_uevent_env [ 47.276664] kobject: 'loop0' (00000000c948a535): fill_kobj_path: path = '/devices/virtual/block/loop0'