EXT4-fs (loop2): VFS: Can't find ext4 filesystem ====================================================== WARNING: possible circular locking dependency detected 4.20.0-rc7+ #164 Not tainted ------------------------------------------------------ syz-executor3/31420 is trying to acquire lock: 00000000178dac8e (&ovl_i_mutex_dir_key[depth]){++++}, at: inode_lock_shared include/linux/fs.h:767 [inline] 00000000178dac8e (&ovl_i_mutex_dir_key[depth]){++++}, at: lookup_slow+0x49/0x80 fs/namei.c:1687 but task is already holding lock: 000000008c79a2d6 (&sig->cred_guard_mutex){+.+.}, at: __do_sys_perf_event_open+0x12fe/0x2f30 kernel/events/core.c:10511 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&sig->cred_guard_mutex){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0x166/0x1700 kernel/locking/mutex.c:1072 mutex_lock_killable_nested+0x16/0x20 kernel/locking/mutex.c:1102 lock_trace+0x4c/0xe0 fs/proc/base.c:384 proc_pid_stack+0x1f1/0x430 fs/proc/base.c:434 proc_single_show+0x101/0x190 fs/proc/base.c:737 seq_read+0x4af/0x1150 fs/seq_file.c:229 do_loop_readv_writev fs/read_write.c:700 [inline] do_iter_read+0x4a3/0x650 fs/read_write.c:924 vfs_readv+0x175/0x1c0 fs/read_write.c:986 kernel_readv fs/splice.c:362 [inline] default_file_splice_read+0x539/0xb20 fs/splice.c:417 do_splice_to+0x12e/0x190 fs/splice.c:880 splice_direct_to_actor+0x31c/0x9d0 fs/splice.c:957 do_splice_direct+0x2d4/0x420 fs/splice.c:1066 do_sendfile+0x62a/0xe20 fs/read_write.c:1439 __do_sys_sendfile64 fs/read_write.c:1500 [inline] __se_sys_sendfile64 fs/read_write.c:1486 [inline] __x64_sys_sendfile64+0x1fd/0x250 fs/read_write.c:1486 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #2 (&p->lock){+.+.}: __mutex_lock_common kernel/locking/mutex.c:925 [inline] __mutex_lock+0x166/0x1700 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 seq_read+0x71/0x1150 fs/seq_file.c:161 do_loop_readv_writev fs/read_write.c:700 [inline] do_iter_read+0x4a3/0x650 fs/read_write.c:924 vfs_readv+0x175/0x1c0 fs/read_write.c:986 kernel_readv fs/splice.c:362 [inline] default_file_splice_read+0x539/0xb20 fs/splice.c:417 do_splice_to+0x12e/0x190 fs/splice.c:880 splice_direct_to_actor+0x31c/0x9d0 fs/splice.c:957 do_splice_direct+0x2d4/0x420 fs/splice.c:1066 do_sendfile+0x62a/0xe20 fs/read_write.c:1439 __do_sys_sendfile64 fs/read_write.c:1500 [inline] __se_sys_sendfile64 fs/read_write.c:1486 [inline] __x64_sys_sendfile64+0x1fd/0x250 fs/read_write.c:1486 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #1 (sb_writers#6){.+.+}: percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x214/0x370 fs/super.c:1387 sb_start_write include/linux/fs.h:1597 [inline] mnt_want_write+0x3f/0xc0 fs/namespace.c:360 ovl_want_write+0x76/0xa0 fs/overlayfs/util.c:24 ovl_xattr_set+0x53/0x5b0 fs/overlayfs/inode.c:332 ovl_other_xattr_set+0x39/0x50 fs/overlayfs/super.c:946 __vfs_setxattr+0x124/0x180 fs/xattr.c:149 __vfs_setxattr_noperm+0x11d/0x410 fs/xattr.c:180 vfs_setxattr+0xd8/0x100 fs/xattr.c:223 setxattr+0x2ea/0x450 fs/xattr.c:450 path_setxattr+0x1e3/0x230 fs/xattr.c:469 __do_sys_lsetxattr fs/xattr.c:491 [inline] __se_sys_lsetxattr fs/xattr.c:487 [inline] __x64_sys_lsetxattr+0xc1/0x150 fs/xattr.c:487 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&ovl_i_mutex_dir_key[depth]){++++}: lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 down_read+0x8d/0x120 kernel/locking/rwsem.c:24 inode_lock_shared include/linux/fs.h:767 [inline] lookup_slow+0x49/0x80 fs/namei.c:1687 walk_component+0x92b/0x25b0 fs/namei.c:1810 lookup_last fs/namei.c:2273 [inline] path_lookupat.isra.43+0x212/0xc00 fs/namei.c:2318 filename_lookup+0x26a/0x520 fs/namei.c:2348 kern_path+0x33/0x40 fs/namei.c:2434 create_local_trace_uprobe+0x9b/0x620 kernel/trace/trace_uprobe.c:1377 perf_uprobe_init+0x18c/0x280 kernel/trace/trace_event_perf.c:316 perf_uprobe_event_init+0x106/0x1a0 kernel/events/core.c:8503 perf_try_init_event+0x137/0x2f0 kernel/events/core.c:9770 perf_init_event kernel/events/core.c:9801 [inline] perf_event_alloc.part.94+0x1c91/0x3590 kernel/events/core.c:10074 perf_event_alloc kernel/events/core.c:10430 [inline] __do_sys_perf_event_open+0xa9c/0x2f30 kernel/events/core.c:10531 __se_sys_perf_event_open kernel/events/core.c:10420 [inline] __x64_sys_perf_event_open+0xbe/0x150 kernel/events/core.c:10420 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: &ovl_i_mutex_dir_key[depth] --> &p->lock --> &sig->cred_guard_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&sig->cred_guard_mutex); lock(&p->lock); lock(&sig->cred_guard_mutex); lock(&ovl_i_mutex_dir_key[depth]); *** DEADLOCK *** 2 locks held by syz-executor3/31420: #0: 000000008c79a2d6 (&sig->cred_guard_mutex){+.+.}, at: __do_sys_perf_event_open+0x12fe/0x2f30 kernel/events/core.c:10511 #1: 000000003bcc4aff (&pmus_srcu){....}, at: perf_event_alloc.part.94+0x16c0/0x3590 kernel/events/core.c:10070 stack backtrace: CPU: 1 PID: 31420 Comm: syz-executor3 Not tainted 4.20.0-rc7+ #164 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1d3/0x2c6 lib/dump_stack.c:113 print_circular_bug.isra.33.cold.54+0x1bd/0x27d kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1863 [inline] check_prevs_add kernel/locking/lockdep.c:1976 [inline] validate_chain kernel/locking/lockdep.c:2347 [inline] __lock_acquire+0x3360/0x4c20 kernel/locking/lockdep.c:3341 lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3844 down_read+0x8d/0x120 kernel/locking/rwsem.c:24 inode_lock_shared include/linux/fs.h:767 [inline] lookup_slow+0x49/0x80 fs/namei.c:1687 walk_component+0x92b/0x25b0 fs/namei.c:1810 lookup_last fs/namei.c:2273 [inline] path_lookupat.isra.43+0x212/0xc00 fs/namei.c:2318 filename_lookup+0x26a/0x520 fs/namei.c:2348 kern_path+0x33/0x40 fs/namei.c:2434 create_local_trace_uprobe+0x9b/0x620 kernel/trace/trace_uprobe.c:1377 perf_uprobe_init+0x18c/0x280 kernel/trace/trace_event_perf.c:316 perf_uprobe_event_init+0x106/0x1a0 kernel/events/core.c:8503 perf_try_init_event+0x137/0x2f0 kernel/events/core.c:9770 perf_init_event kernel/events/core.c:9801 [inline] perf_event_alloc.part.94+0x1c91/0x3590 kernel/events/core.c:10074 perf_event_alloc kernel/events/core.c:10430 [inline] __do_sys_perf_event_open+0xa9c/0x2f30 kernel/events/core.c:10531 __se_sys_perf_event_open kernel/events/core.c:10420 [inline] __x64_sys_perf_event_open+0xbe/0x150 kernel/events/core.c:10420 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457669 Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f892ab41c78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000457669 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000180 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 00007f892ab426d4 R13: 00000000004c3550 R14: 00000000004d5e20 R15: 00000000ffffffff kobject: 'gretap0' (00000000040d94c9): kobject_cleanup, parent (null) kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'gretap0' (00000000040d94c9): auto cleanup 'remove' event kobject: 'gretap0' (00000000040d94c9): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'gretap0' (00000000040d94c9): kobject_uevent_env: uevent_suppress caused the event to drop! overlayfs: './file0' not a directory kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'gretap0' (00000000040d94c9): calling ktype release kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'gretap0': free name EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'rx-0' (00000000c6a3f9b9): kobject_cleanup, parent 0000000092fc8da2 kobject: 'rx-0' (00000000c6a3f9b9): auto cleanup 'remove' event kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'rx-0' (00000000c6a3f9b9): kobject_uevent_env kobject: 'rx-0' (00000000c6a3f9b9): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0' (00000000c6a3f9b9): auto cleanup kobject_del kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'rx-0' (00000000c6a3f9b9): calling ktype release kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0': free name kobject: 'tx-0' (00000000bd16c90e): kobject_cleanup, parent 0000000092fc8da2 kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (00000000bd16c90e): auto cleanup 'remove' event kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (00000000bd16c90e): kobject_uevent_env kobject: 'tx-0' (00000000bd16c90e): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'tx-0' (00000000bd16c90e): auto cleanup kobject_del kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-0' (00000000bd16c90e): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000092fc8da2): kobject_cleanup, parent (null) kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (0000000092fc8da2): calling ktype release kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'queues' (0000000092fc8da2): kset_release kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'queues': free name kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'gre0' (000000001bd94fae): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'gre0' (000000001bd94fae): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'gre0' (000000001bd94fae): kobject_cleanup, parent (null) kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'gre0' (000000001bd94fae): auto cleanup 'remove' event kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'gre0' (000000001bd94fae): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'gre0' (000000001bd94fae): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'gre0' (000000001bd94fae): calling ktype release kobject: 'gre0': free name kobject: 'rx-0' (00000000f2346452): kobject_cleanup, parent 0000000096dadf9e kobject: 'rx-0' (00000000f2346452): auto cleanup 'remove' event kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000f2346452): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'rx-0' (00000000f2346452): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000f2346452): auto cleanup kobject_del kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'rx-0' (00000000f2346452): calling ktype release kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'rx-0': free name EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'tx-0' (0000000010946344): kobject_cleanup, parent 0000000096dadf9e kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (0000000010946344): auto cleanup 'remove' event kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000010946344): kobject_uevent_env kobject: 'tx-0' (0000000010946344): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (0000000010946344): auto cleanup kobject_del kobject: 'tx-0' (0000000010946344): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000096dadf9e): kobject_cleanup, parent (null) kobject: 'queues' (0000000096dadf9e): calling ktype release kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'queues' (0000000096dadf9e): kset_release kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues': free name kobject: 'tunl0' (0000000098244cc1): kobject_uevent_env kobject: 'tunl0' (0000000098244cc1): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tunl0' (0000000098244cc1): kobject_cleanup, parent (null) kobject: 'tunl0' (0000000098244cc1): auto cleanup 'remove' event kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tunl0' (0000000098244cc1): kobject_uevent_env kobject: 'tunl0' (0000000098244cc1): kobject_uevent_env: uevent_suppress caused the event to drop! EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tunl0' (0000000098244cc1): calling ktype release kobject: 'tunl0': free name kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (000000004468e464): kobject_cleanup, parent 0000000068b54300 kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (000000004468e464): auto cleanup 'remove' event kobject: 'rx-0' (000000004468e464): kobject_uevent_env kobject: 'rx-0' (000000004468e464): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'rx-0' (000000004468e464): auto cleanup kobject_del kobject: 'rx-0' (000000004468e464): calling ktype release kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0': free name kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'tx-0' (000000002be759db): kobject_cleanup, parent 0000000068b54300 kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'tx-0' (000000002be759db): auto cleanup 'remove' event kobject: 'tx-0' (000000002be759db): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'tx-0' (000000002be759db): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'tx-0' (000000002be759db): auto cleanup kobject_del kobject: 'tx-0' (000000002be759db): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (0000000068b54300): kobject_cleanup, parent (null) kobject: 'queues' (0000000068b54300): calling ktype release kobject: 'queues' (0000000068b54300): kset_release kobject: 'queues': free name kobject: 'lo' (000000008961f152): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'lo' (000000008961f152): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'lo' (000000008961f152): kobject_cleanup, parent (null) kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'lo' (000000008961f152): auto cleanup 'remove' event kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'lo' (000000008961f152): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'lo' (000000008961f152): kobject_uevent_env: uevent_suppress caused the event to drop! kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'lo' (000000008961f152): calling ktype release kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'lo': free name kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env EXT4-fs (loop2): VFS: Can't find ext4 filesystem ip6_tunnel: ip6gre1 xmit: Local address not yet configured! kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'þ€' (000000001b2dec08): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'þ€' (000000001b2dec08): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'þ€' (000000001b2dec08): fill_kobj_path: path = '/devices/virtual/net/þ€' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'queues' (00000000ed37ce5b): kobject_add_internal: parent: 'þ€', set: '' kobject: 'queues' (00000000ed37ce5b): kobject_uevent_env kobject: 'queues' (00000000ed37ce5b): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'rx-0' (00000000cf27a99e): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (00000000cf27a99e): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (00000000cf27a99e): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/rx-0' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000033c37953): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (0000000033c37953): kobject_uevent_env kobject: 'tx-0' (0000000033c37953): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/tx-0' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'brif' (00000000a7f5a240): kobject_add_internal: parent: 'þ€', set: '' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'brif' (00000000a7f5a240): kobject_cleanup, parent 000000001b2dec08 kobject: 'brif' (00000000a7f5a240): auto cleanup kobject_del kobject: 'brif' (00000000a7f5a240): calling ktype release kobject: (00000000a7f5a240): dynamic_kobj_release kobject: 'brif': free name kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'rx-0' (00000000cf27a99e): kobject_cleanup, parent 00000000ed37ce5b kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'rx-0' (00000000cf27a99e): auto cleanup 'remove' event kobject: 'rx-0' (00000000cf27a99e): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'rx-0' (00000000cf27a99e): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/rx-0' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000cf27a99e): auto cleanup kobject_del EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'rx-0' (00000000cf27a99e): calling ktype release kobject: 'rx-0': free name kobject: 'tx-0' (0000000033c37953): kobject_cleanup, parent 00000000ed37ce5b kobject: 'tx-0' (0000000033c37953): auto cleanup 'remove' event kobject: 'tx-0' (0000000033c37953): kobject_uevent_env kobject: 'tx-0' (0000000033c37953): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/tx-0' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'tx-0' (0000000033c37953): auto cleanup kobject_del kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'tx-0' (0000000033c37953): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000ed37ce5b): kobject_cleanup, parent (null) kobject: 'queues' (00000000ed37ce5b): calling ktype release kobject: 'queues' (00000000ed37ce5b): kset_release kobject: 'queues': free name kobject: 'þ€' (000000001b2dec08): kobject_uevent_env kobject: 'þ€' (000000001b2dec08): fill_kobj_path: path = '/devices/virtual/net/þ€' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'þ€' (000000001b2dec08): kobject_cleanup, parent (null) kobject: 'þ€' (000000001b2dec08): calling ktype release kobject: 'þ€': free name kobject: 'þ€' (0000000041c5fd79): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'þ€' (0000000041c5fd79): kobject_uevent_env kobject: 'þ€' (0000000041c5fd79): fill_kobj_path: path = '/devices/virtual/net/þ€' kobject: 'queues' (000000006a595fe7): kobject_add_internal: parent: 'þ€', set: '' kobject: 'queues' (000000006a595fe7): kobject_uevent_env kobject: 'queues' (000000006a595fe7): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (000000007b41c626): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (000000007b41c626): kobject_uevent_env kobject: 'rx-0' (000000007b41c626): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/rx-0' kobject: 'tx-0' (000000002da57785): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (000000002da57785): kobject_uevent_env kobject: 'tx-0' (000000002da57785): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/tx-0' kobject: 'brif' (0000000057f949e7): kobject_add_internal: parent: 'þ€', set: '' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'brif' (00000000a3238c98): kobject_cleanup, parent 000000004f945579 kobject: 'brif' (00000000a3238c98): auto cleanup kobject_del kobject: 'brif' (00000000a3238c98): calling ktype release kobject: (00000000a3238c98): dynamic_kobj_release kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'brif': free name kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'rx-0' (00000000bafa427e): kobject_cleanup, parent 00000000f1664915 kobject: 'rx-0' (00000000bafa427e): auto cleanup 'remove' event kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'rx-0' (00000000bafa427e): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'rx-0' (00000000bafa427e): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/rx-0' kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0' (00000000bafa427e): auto cleanup kobject_del kobject: 'rx-0' (00000000bafa427e): calling ktype release kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'rx-0': free name kobject: 'tx-0' (0000000031b0447b): kobject_cleanup, parent 00000000f1664915 kobject: 'tx-0' (0000000031b0447b): auto cleanup 'remove' event kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'tx-0' (0000000031b0447b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'tx-0' (0000000031b0447b): fill_kobj_path: path = '/devices/virtual/net/þ€/queues/tx-0' kobject: 'tx-0' (0000000031b0447b): auto cleanup kobject_del kobject: 'tx-0' (0000000031b0447b): calling ktype release kobject: 'tx-0': free name kobject: 'queues' (00000000f1664915): kobject_cleanup, parent (null) kobject: 'queues' (00000000f1664915): calling ktype release kobject: 'queues' (00000000f1664915): kset_release kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues': free name kobject: 'þ€' (000000004f945579): kobject_uevent_env kobject: 'þ€' (000000004f945579): fill_kobj_path: path = '/devices/virtual/net/þ€' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'þ€' (000000004f945579): kobject_cleanup, parent (null) kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'þ€' (000000004f945579): calling ktype release kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'þ€': free name kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' EXT4-fs (loop2): VFS: Can't find ext4 filesystem kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (000000009dbb521b): kobject_uevent_env kobject: 'loop1' (000000009dbb521b): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000007dbd6a3a): kobject_uevent_env kobject: 'loop3' (000000007dbd6a3a): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop2' (00000000b639d886): kobject_uevent_env kobject: 'loop2' (00000000b639d886): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (000000002b70a671): kobject_uevent_env kobject: 'loop4' (000000002b70a671): fill_kobj_path: path = '/devices/virtual/block/loop4'