======================================================
WARNING: possible circular locking dependency detected
4.19.0-rc2+ #6 Not tainted
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
------------------------------------------------------
syz-executor7/15231 is trying to acquire lock:
00000000462371f1 (
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
sb_internal
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
){.+.+}
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
, at: sb_start_intwrite include/linux/fs.h:1613 [inline]
, at: ext4_evict_inode+0x5e5/0x1ad0 fs/ext4/inode.c:250

but task is already holding lock:
000000009e4a5dc5 (fs_reclaim
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
){+.+.}, at: fs_reclaim_acquire.part.97+0x0/0x30 mm/internal.h:79

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #3 (fs_reclaim){+.+.}:
       __fs_reclaim_acquire mm/page_alloc.c:3728 [inline]
       fs_reclaim_acquire.part.97+0x24/0x30 mm/page_alloc.c:3739
       fs_reclaim_acquire+0x14/0x20 mm/page_alloc.c:3740
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
       slab_pre_alloc_hook mm/slab.h:418 [inline]
       slab_alloc mm/slab.c:3378 [inline]
       kmem_cache_alloc_trace+0x2d/0x750 mm/slab.c:3618
       kmalloc include/linux/slab.h:513 [inline]
       kzalloc include/linux/slab.h:707 [inline]
       smk_fetch.part.24+0x5a/0xf0 security/smack/smack_lsm.c:273
       smk_fetch security/smack/smack_lsm.c:3548 [inline]
       smack_d_instantiate+0x94e/0xea0 security/smack/smack_lsm.c:3502
       security_d_instantiate+0x5c/0xf0 security/security.c:1287
       d_instantiate+0x5e/0xa0 fs/dcache.c:1870
       shmem_mknod+0x189/0x1f0 mm/shmem.c:2812
       vfs_mknod+0x445/0x800 fs/namei.c:3719
       handle_create+0x1ff/0x730 drivers/base/devtmpfs.c:211
       handle drivers/base/devtmpfs.c:374 [inline]
       devtmpfsd+0x27f/0x4c0 drivers/base/devtmpfs.c:400
       kthread+0x35a/0x420 kernel/kthread.c:246
       ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413

-> #2 (&isp->smk_lock){+.+.}:
       __mutex_lock_common kernel/locking/mutex.c:925 [inline]
       __mutex_lock+0x166/0x1710 kernel/locking/mutex.c:1073
       mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1088
       smack_d_instantiate+0x136/0xea0 security/smack/smack_lsm.c:3369
       security_d_instantiate+0x5c/0xf0 security/security.c:1287
       d_instantiate_new+0x70/0x160 fs/dcache.c:1889
       ext4_add_nondir+0x81/0x90 fs/ext4/namei.c:2415
       ext4_symlink+0x752/0x1130 fs/ext4/namei.c:3162
       vfs_symlink+0x37a/0x5d0 fs/namei.c:4127
       do_symlinkat+0x242/0x2d0 fs/namei.c:4154
       __do_sys_symlink fs/namei.c:4173 [inline]
       __se_sys_symlink fs/namei.c:4171 [inline]
       __x64_sys_symlink+0x59/0x80 fs/namei.c:4171
       do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

-> #1 (jbd2_handle){++++}:
       start_this_handle+0x5b8/0x1250 fs/jbd2/transaction.c:385
       jbd2__journal_start+0x3c9/0xa90 fs/jbd2/transaction.c:439
       __ext4_journal_start_sb+0x1a5/0x5f0 fs/ext4/ext4_jbd2.c:81
       ext4_sample_last_mounted fs/ext4/file.c:414 [inline]
       ext4_file_open+0x53e/0x730 fs/ext4/file.c:439
       do_dentry_open+0x499/0x1250 fs/open.c:771
       vfs_open+0xa0/0xd0 fs/open.c:880
       do_last fs/namei.c:3418 [inline]
       path_openat+0x12bf/0x5160 fs/namei.c:3534
       do_filp_open+0x255/0x380 fs/namei.c:3564
       do_open_execat+0x221/0x8e0 fs/exec.c:853
       __do_execve_file.isra.33+0x173f/0x2540 fs/exec.c:1755
       do_execveat_common fs/exec.c:1866 [inline]
       do_execve fs/exec.c:1883 [inline]
       __do_sys_execve fs/exec.c:1964 [inline]
       __se_sys_execve fs/exec.c:1959 [inline]
       __x64_sys_execve+0x8f/0xc0 fs/exec.c:1959
       do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

-> #0 (sb_internal){.+.+}:
       lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3901
       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_intwrite include/linux/fs.h:1613 [inline]
       ext4_evict_inode+0x5e5/0x1ad0 fs/ext4/inode.c:250
       evict+0x4b9/0x980 fs/inode.c:558
       iput_final fs/inode.c:1547 [inline]
       iput+0x679/0xa90 fs/inode.c:1573
       dentry_unlink_inode+0x461/0x5e0 fs/dcache.c:374
       __dentry_kill+0x44c/0x7a0 fs/dcache.c:566
       dentry_kill+0xc9/0x5a0 fs/dcache.c:685
       shrink_dentry_list+0x379/0x800 fs/dcache.c:1090
       prune_dcache_sb+0x12f/0x1c0 fs/dcache.c:1171
       super_cache_scan+0x270/0x480 fs/super.c:102
       do_shrink_slab+0x4cf/0xd00 mm/vmscan.c:536
       shrink_slab_memcg mm/vmscan.c:601 [inline]
       shrink_slab+0x6f9/0x8c0 mm/vmscan.c:674
       shrink_node+0x431/0x16b0 mm/vmscan.c:2735
       shrink_zones mm/vmscan.c:2964 [inline]
       do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3026
       try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3241
       __perform_reclaim mm/page_alloc.c:3769 [inline]
       __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
       __alloc_pages_slowpath+0x993/0x2d80 mm/page_alloc.c:4191
       __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
       __alloc_pages include/linux/gfp.h:473 [inline]
       __alloc_pages_node include/linux/gfp.h:486 [inline]
       kmem_getpages mm/slab.c:1409 [inline]
       cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
       fallback_alloc+0x203/0x2e0 mm/slab.c:3219
       ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
       __do_cache_alloc mm/slab.c:3356 [inline]
       slab_alloc mm/slab.c:3384 [inline]
       kmem_cache_alloc_trace+0x214/0x750 mm/slab.c:3618
       kmalloc include/linux/slab.h:513 [inline]
       kzalloc include/linux/slab.h:707 [inline]
       kobject_uevent_env+0x25c/0x1360 lib/kobject_uevent.c:514
       kobject_uevent+0x1f/0x30 lib/kobject_uevent.c:636
       loop_clr_fd+0x607/0xd00 drivers/block/loop.c:1089
       lo_ioctl+0x875/0x1d80 drivers/block/loop.c:1416
       __blkdev_driver_ioctl block/ioctl.c:303 [inline]
       blkdev_ioctl+0x9ac/0x2010 block/ioctl.c:601
       block_ioctl+0xee/0x130 fs/block_dev.c:1883
       vfs_ioctl fs/ioctl.c:46 [inline]
       file_ioctl fs/ioctl.c:501 [inline]
       do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685
       ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702
       __do_sys_ioctl fs/ioctl.c:709 [inline]
       __se_sys_ioctl fs/ioctl.c:707 [inline]
       __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707
       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:
  sb_internal --> &isp->smk_lock --> fs_reclaim

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(fs_reclaim);
                               lock(&isp->smk_lock);
                               lock(fs_reclaim);
  lock(sb_internal);

 *** DEADLOCK ***

4 locks held by syz-executor7/15231:
 #0: 00000000b7233d92 (&lo->lo_ctl_mutex/1){+.+.}, at: lo_ioctl+0x8e/0x1d80 drivers/block/loop.c:1403
 #1: 000000009e4a5dc5 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.97+0x0/0x30 mm/internal.h:79
 #2: 0000000071d12110 (shrinker_rwsem){++++}, at: shrink_slab_memcg mm/vmscan.c:578 [inline]
 #2: 0000000071d12110 (shrinker_rwsem){++++}, at: shrink_slab+0x1d1/0x8c0 mm/vmscan.c:674
 #3: 0000000078943641 (&type->s_umount_key#29){++++}, at: trylock_super+0x22/0x110 fs/super.c:412

stack backtrace:
CPU: 0 PID: 15231 Comm: syz-executor7 Not tainted 4.19.0-rc2+ #6
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+0x1c4/0x2b4 lib/dump_stack.c:113
 print_circular_bug.isra.33.cold.54+0x1bd/0x27d kernel/locking/lockdep.c:1222
 check_prev_add kernel/locking/lockdep.c:1862 [inline]
 check_prevs_add kernel/locking/lockdep.c:1975 [inline]
 validate_chain kernel/locking/lockdep.c:2416 [inline]
 __lock_acquire+0x33e4/0x4ec0 kernel/locking/lockdep.c:3412
 lock_acquire+0x1ed/0x520 kernel/locking/lockdep.c:3901
 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_intwrite include/linux/fs.h:1613 [inline]
 ext4_evict_inode+0x5e5/0x1ad0 fs/ext4/inode.c:250
 evict+0x4b9/0x980 fs/inode.c:558
 iput_final fs/inode.c:1547 [inline]
 iput+0x679/0xa90 fs/inode.c:1573
 dentry_unlink_inode+0x461/0x5e0 fs/dcache.c:374
 __dentry_kill+0x44c/0x7a0 fs/dcache.c:566
 dentry_kill+0xc9/0x5a0 fs/dcache.c:685
 shrink_dentry_list+0x379/0x800 fs/dcache.c:1090
 prune_dcache_sb+0x12f/0x1c0 fs/dcache.c:1171
 super_cache_scan+0x270/0x480 fs/super.c:102
 do_shrink_slab+0x4cf/0xd00 mm/vmscan.c:536
 shrink_slab_memcg mm/vmscan.c:601 [inline]
 shrink_slab+0x6f9/0x8c0 mm/vmscan.c:674
 shrink_node+0x431/0x16b0 mm/vmscan.c:2735
 shrink_zones mm/vmscan.c:2964 [inline]
 do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3026
 try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3241
 __perform_reclaim mm/page_alloc.c:3769 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_slowpath+0x993/0x2d80 mm/page_alloc.c:4191
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1409 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
 __do_cache_alloc mm/slab.c:3356 [inline]
 slab_alloc mm/slab.c:3384 [inline]
 kmem_cache_alloc_trace+0x214/0x750 mm/slab.c:3618
 kmalloc include/linux/slab.h:513 [inline]
 kzalloc include/linux/slab.h:707 [inline]
 kobject_uevent_env+0x25c/0x1360 lib/kobject_uevent.c:514
 kobject_uevent+0x1f/0x30 lib/kobject_uevent.c:636
 loop_clr_fd+0x607/0xd00 drivers/block/loop.c:1089
 lo_ioctl+0x875/0x1d80 drivers/block/loop.c:1416
 __blkdev_driver_ioctl block/ioctl.c:303 [inline]
 blkdev_ioctl+0x9ac/0x2010 block/ioctl.c:601
 block_ioctl+0xee/0x130 fs/block_dev.c:1883
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:501 [inline]
 do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685
 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702
 __do_sys_ioctl fs/ioctl.c:709 [inline]
 __se_sys_ioctl fs/ioctl.c:707 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x456f07
Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fe0e96b8a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fe0e96b8b30 RCX: 0000000000456f07
RDX: 0000000000000000 RSI: 0000000000004c01 RDI: 0000000000000005
RBP: 0000000020000080 R08: 00007fe0e96b8b30 R09: 00007fe0e96b8ad0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000000000000000 R14: 00000000004ca2cb R15: 0000000000000000
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop6' (00000000cabcf080): kobject_uevent_env
kobject: 'loop6' (00000000cabcf080): fill_kobj_path: path = '/devices/virtual/block/loop6'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
vhci_hcd: default hub control req: 0000 v0000 i0000 l0
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
vhci_hcd: default hub control req: 0000 v0000 i0000 l0
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
syz-executor7 (15231) used greatest stack depth: 6824 bytes left
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
hfsplus: unable to find HFS+ superblock
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
f2fs_msg: 16 callbacks suppressed
F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0)
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop6' (00000000cabcf080): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop6' (00000000cabcf080): fill_kobj_path: path = '/devices/virtual/block/loop6'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
F2FS-fs (loop0): Wrong secs_per_zone / total_sections (721420290, 14)
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th superblock
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0)
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
hfsplus: unable to find HFS+ superblock
F2FS-fs (loop0): Wrong secs_per_zone / total_sections (721420290, 14)
F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th superblock
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
hfsplus: unable to find HFS+ superblock
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop6' (00000000cabcf080): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
hfsplus: unable to find HFS+ superblock
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop6' (00000000cabcf080): fill_kobj_path: path = '/devices/virtual/block/loop6'
F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0)
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
attempt to access beyond end of device
loop0: rw=12288, want=8200, limit=20
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
attempt to access beyond end of device
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
loop0: rw=12288, want=12296, limit=20
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
attempt to access beyond end of device
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
loop0: rw=12288, want=8200, limit=20
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
attempt to access beyond end of device
loop0: rw=12288, want=12296, limit=20
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
attempt to access beyond end of device
hfsplus: unable to find HFS+ superblock
loop0: rw=12288, want=8200, limit=20
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
attempt to access beyond end of device
loop0: rw=12288, want=12296, limit=20
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
attempt to access beyond end of device
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
loop0: rw=12288, want=8200, limit=20
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
attempt to access beyond end of device
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
loop0: rw=12288, want=12296, limit=20
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
hfsplus: unable to find HFS+ superblock
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
hfsplus: unable to find HFS+ superblock
hfsplus: unable to find HFS+ superblock
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop5' (0000000070eeee54): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop5' (0000000070eeee54): fill_kobj_path: path = '/devices/virtual/block/loop5'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop6' (00000000cabcf080): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop6' (00000000cabcf080): fill_kobj_path: path = '/devices/virtual/block/loop6'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
hfsplus: unable to find HFS+ superblock
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
hfsplus: unable to find HFS+ superblock
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
hfsplus: unable to find HFS+ superblock
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
f2fs_msg: 34 callbacks suppressed
F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0)
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
F2FS-fs (loop0): Wrong secs_per_zone / total_sections (83886082, 14)
kobject: 'loop6' (00000000cabcf080): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th superblock
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop6' (00000000cabcf080): fill_kobj_path: path = '/devices/virtual/block/loop6'
F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0)
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
F2FS-fs (loop0): Wrong secs_per_zone / total_sections (83886082, 14)
hfsplus: unable to find HFS+ superblock
hfsplus: unable to find HFS+ superblock
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
F2FS-fs (loop0): Can't find valid F2FS filesystem in 2th superblock
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
hfsplus: unable to find HFS+ superblock
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
F2FS-fs (loop0): Magic Mismatch, valid(0xf2f52010) - read(0x0)
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
kobject: 'loop3' (000000005e6adaa8): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop3' (000000005e6adaa8): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop6' (00000000cabcf080): kobject_uevent_env
kobject: 'loop6' (00000000cabcf080): fill_kobj_path: path = '/devices/virtual/block/loop6'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
Unknown ioctl 1074835115
kobject: 'loop4' (00000000014d76c7): kobject_uevent_env
kobject: 'loop0' (00000000b2187c8e): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (000000005b9317c5): kobject_uevent_env
hfsplus: unable to find HFS+ superblock
kobject: 'loop4' (00000000014d76c7): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop0' (00000000b2187c8e): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop2' (000000005b9317c5): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop1' (000000000d7f1249): kobject_uevent_env
attempt to access beyond end of device
kobject: 'loop1' (000000000d7f1249): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
loop0: rw=12288, want=8200, limit=20
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'
attempt to access beyond end of device
kobject: 'loop7' (0000000019ffe2fc): kobject_uevent_env
kobject: 'kvm' (00000000665a3dfa): kobject_uevent_env
loop0: rw=12288, want=12296, limit=20
kobject: 'loop7' (0000000019ffe2fc): fill_kobj_path: path = '/devices/virtual/block/loop7'