====================================================== WARNING: possible circular locking dependency detected 4.19.211-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.3/3169 is trying to acquire lock: 00000000fd5f43fc (&ovl_i_mutex_dir_key[depth]){++++}, at: inode_lock_shared include/linux/fs.h:758 [inline] 00000000fd5f43fc (&ovl_i_mutex_dir_key[depth]){++++}, at: lookup_slow fs/namei.c:1688 [inline] 00000000fd5f43fc (&ovl_i_mutex_dir_key[depth]){++++}, at: walk_component+0x798/0xda0 fs/namei.c:1811 but task is already holding lock: 0000000064ee8e00 (&sig->cred_guard_mutex){+.+.}, at: prepare_bprm_creds fs/exec.c:1419 [inline] 0000000064ee8e00 (&sig->cred_guard_mutex){+.+.}, at: __do_execve_file+0x38c/0x2360 fs/exec.c:1762 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (&sig->cred_guard_mutex){+.+.}: do_io_accounting fs/proc/base.c:2750 [inline] proc_tgid_io_accounting+0x1cf/0x7f0 fs/proc/base.c:2799 proc_single_show+0xeb/0x170 fs/proc/base.c:755 seq_read+0x4e0/0x11c0 fs/seq_file.c:232 __vfs_read+0xf7/0x750 fs/read_write.c:416 vfs_read+0x194/0x3c0 fs/read_write.c:452 ksys_read+0x12b/0x2a0 fs/read_write.c:579 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #2 (&p->lock){+.+.}: seq_read+0x6b/0x11c0 fs/seq_file.c:164 proc_reg_read+0x1bd/0x2d0 fs/proc/inode.c:231 do_loop_readv_writev fs/read_write.c:701 [inline] do_loop_readv_writev fs/read_write.c:688 [inline] do_iter_read+0x471/0x630 fs/read_write.c:925 vfs_readv+0xe5/0x150 fs/read_write.c:987 kernel_readv fs/splice.c:362 [inline] default_file_splice_read+0x457/0xa00 fs/splice.c:417 do_splice_to+0x10e/0x160 fs/splice.c:881 splice_direct_to_actor+0x2b9/0x8d0 fs/splice.c:959 do_splice_direct+0x1a7/0x270 fs/splice.c:1068 do_sendfile+0x550/0xc30 fs/read_write.c:1447 __do_sys_sendfile64 fs/read_write.c:1508 [inline] __se_sys_sendfile64+0x147/0x160 fs/read_write.c:1494 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #1 (sb_writers#3){.+.+}: sb_start_write include/linux/fs.h:1579 [inline] mnt_want_write+0x3a/0xb0 fs/namespace.c:360 ovl_setattr+0xdd/0x920 fs/overlayfs/inode.c:30 notify_change+0x70b/0xfc0 fs/attr.c:334 chown_common+0x4a9/0x550 fs/open.c:651 do_fchownat+0x126/0x1e0 fs/open.c:681 __do_sys_chown fs/open.c:701 [inline] __se_sys_chown fs/open.c:699 [inline] __x64_sys_chown+0x77/0xb0 fs/open.c:699 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&ovl_i_mutex_dir_key[depth]){++++}: down_read+0x36/0x80 kernel/locking/rwsem.c:24 inode_lock_shared include/linux/fs.h:758 [inline] lookup_slow fs/namei.c:1688 [inline] walk_component+0x798/0xda0 fs/namei.c:1811 link_path_walk.part.0+0x901/0x1230 fs/namei.c:2142 link_path_walk fs/namei.c:2073 [inline] path_openat+0x1db/0x2df0 fs/namei.c:3536 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_open_execat+0x11d/0x5b0 fs/exec.c:853 __do_execve_file+0x1a8b/0x2360 fs/exec.c:1770 do_execveat_common fs/exec.c:1879 [inline] do_execve+0x35/0x50 fs/exec.c:1896 EXT4-fs (loop1): VFS: Can't find ext4 filesystem __do_sys_execve fs/exec.c:1977 [inline] __se_sys_execve fs/exec.c:1972 [inline] __x64_sys_execve+0x7c/0xa0 fs/exec.c:1972 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 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 *** 1 lock held by syz-executor.3/3169: #0: 0000000064ee8e00 (&sig->cred_guard_mutex){+.+.}, at: prepare_bprm_creds fs/exec.c:1419 [inline] #0: 0000000064ee8e00 (&sig->cred_guard_mutex){+.+.}, at: __do_execve_file+0x38c/0x2360 fs/exec.c:1762 stack backtrace: CPU: 0 PID: 3169 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 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+0x1fc/0x2ef lib/dump_stack.c:118 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1222 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2420 [inline] __lock_acquire+0x30c9/0x3ff0 kernel/locking/lockdep.c:3416 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 down_read+0x36/0x80 kernel/locking/rwsem.c:24 inode_lock_shared include/linux/fs.h:758 [inline] lookup_slow fs/namei.c:1688 [inline] walk_component+0x798/0xda0 fs/namei.c:1811 link_path_walk.part.0+0x901/0x1230 fs/namei.c:2142 link_path_walk fs/namei.c:2073 [inline] path_openat+0x1db/0x2df0 fs/namei.c:3536 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_open_execat+0x11d/0x5b0 fs/exec.c:853 __do_execve_file+0x1a8b/0x2360 fs/exec.c:1770 do_execveat_common fs/exec.c:1879 [inline] do_execve+0x35/0x50 fs/exec.c:1896 __do_sys_execve fs/exec.c:1977 [inline] __se_sys_execve fs/exec.c:1972 [inline] __x64_sys_execve+0x7c/0xa0 fs/exec.c:1972 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f81874d4049 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8185e49168 EFLAGS: 00000246 ORIG_RAX: 000000000000003b RAX: ffffffffffffffda RBX: 00007f81875e6f60 RCX: 00007f81874d4049 RDX: 0000000020000900 RSI: 0000000020000780 RDI: 0000000020000740 RBP: 00007f818752e08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffa7beba2f R14: 00007f8185e49300 R15: 0000000000022000 UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop1): VFS: Can't find ext4 filesystem UDF-fs: warning (device loop0): udf_load_vrs: No anchor found audit: type=1800 audit(1647786443.585:450): pid=3105 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="bus" dev="loop4" ino=1313 res=0 UDF-fs: Scanning with blocksize 1024 failed overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop1): VFS: Can't find ext4 filesystem EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: conflicting lowerdir path UDF-fs: Scanning with blocksize 512 failed EXT4-fs (loop1): VFS: Can't find ext4 filesystem UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: Scanning with blocksize 2048 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2020/09/19 18:44 (1000) UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! EXT4-fs (loop1): VFS: Can't find ext4 filesystem UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop1): VFS: Can't find ext4 filesystem overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop4): VFS: Can't find ext4 filesystem EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 512 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop1): VFS: Can't find ext4 filesystem UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): VFS: Can't find ext4 filesystem EXT4-fs (loop1): VFS: Can't find ext4 filesystem overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "urkdir=./file1" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop5): VFS: Can't find ext4 filesystem UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop1): invalid first ino: 0 overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found EXT4-fs (loop1): invalid first ino: 0 UDF-fs: Scanning with blocksize 4096 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! EXT4-fs (loop1): invalid first ino: 0 overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: conflicting lowerdir path UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: conflicting lowerdir path UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 1024 failed overlayfs: conflicting lowerdir path overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: Scanning with blocksize 512 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 512 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 512 failed EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop1): fragment/cluster size (65536) != block size (4096) UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: Scanning with blocksize 512 failed EXT4-fs (loop1): VFS: Can't find ext4 filesystem UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 1024 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop1): VFS: Can't find ext4 filesystem EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 2048 failed overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop1): VFS: Can't find ext4 filesystem EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "xinŽ=auto" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed overlayfs: unrecognized mount option "xinŽ=auto" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. Bluetooth: hci2: command 0x0405 tx timeout EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue overlayfs: upper fs does not support file handles, falling back to index=off. UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: error (device loop0): udf_process_sequence: Primary Volume Descriptor not found! overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue UDF-fs: warning (device loop0): udf_load_vrs: No anchor found overlayfs: failed to resolve './file1': -2 UDF-fs: Scanning with blocksize 2048 failed overlayfs: unrecognized mount option "workdiÊAïýíx‹ü®±XÜr=./bus/file0" or missing value UDF-fs: warning (device loop0): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed