loop5: unable to read partition table print_req_error: I/O error, dev loop8, sector 256 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 print_req_error: I/O error, dev loop0, sector 4096 print_req_error: I/O error, dev loop6, sector 1024 INFO: task syz-executor698:8350 blocked for more than 140 seconds. UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 print_req_error: I/O error, dev loop8, sector 512 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 loop5: partition table beyond EOD, truncated Not tainted 4.19.211-syzkaller #0 UDF-fs: warning (device loop6): udf_load_vrs: No anchor found loop_reread_partitions: partition scan of loop5 () failed (rc=-5) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. UDF-fs: warning (device loop8): 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 512 failed syz-executor698 D27560 8350 8124 0x00000004 UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 Call Trace: UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 UDF-fs: warning (device loop0): udf_fill_super: No partition found (1) UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop6): udf_load_vrs: No anchor found UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop8): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: Scanning with blocksize 1024 failed schedule+0x8d/0x1b0 kernel/sched/core.c:3561 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 __get_super.part.0+0x209/0x2e0 fs/super.c:698 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 __get_super include/linux/spinlock.h:329 [inline] get_super+0x2b/0x50 fs/super.c:727 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 fsync_bdev+0x14/0xc0 fs/block_dev.c:483 Dev loop0: unable to read RDB block 15 invalidate_partition+0x74/0xb0 block/genhd.c:1592 drop_partitions.isra.0+0x9c/0x190 block/partition-generic.c:454 loop0: unable to read partition table UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 rescan_partitions+0xab/0x970 block/partition-generic.c:527 UDF-fs: warning (device loop6): udf_load_vrs: No anchor found loop0: partition table beyond EOD, truncated UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found __blkdev_reread_part+0x189/0x220 block/ioctl.c:173 UDF-fs: warning (device loop8): udf_load_vrs: No anchor found loop_reread_partitions: partition scan of loop0 () failed (rc=-5) UDF-fs: Scanning with blocksize 4096 failed blkdev_reread_part+0x23/0x40 block/ioctl.c:193 UDF-fs: Scanning with blocksize 2048 failed loop_reread_partitions drivers/block/loop.c:645 [inline] loop_set_status+0x103e/0x1800 drivers/block/loop.c:1330 UDF-fs: Scanning with blocksize 1024 failed UDF-fs: warning (device loop6): udf_fill_super: No partition found (1) loop_set_status64+0xb2/0x110 drivers/block/loop.c:1450 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 lo_ioctl+0x41f/0x20e0 drivers/block/loop.c:1593 __blkdev_driver_ioctl block/ioctl.c:303 [inline] blkdev_ioctl+0x5cb/0x1a80 block/ioctl.c:601 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 UDF-fs: Scanning with blocksize 2048 failed Dev loop3: unable to read RDB block 15 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: warning (device loop8): udf_load_vrs: No anchor found loop3: unable to read partition table loop3: partition table beyond EOD, truncated UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 block_ioctl+0xe9/0x130 fs/block_dev.c:1906 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 loop_reread_partitions: partition scan of loop3 () failed (rc=-5) vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 UDF-fs: Scanning with blocksize 4096 failed UDF-fs: warning (device loop8): udf_fill_super: No partition found (1) UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 512 failed UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 4096 failed UDF-fs: warning (device loop10): udf_fill_super: No partition found (1) UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 Dev loop4: unable to read RDB block 15 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 loop4: unable to read partition table __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 UDF-fs: warning (device loop6): udf_load_vrs: No anchor found do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 loop4: partition table beyond EOD, truncated UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 entry_SYSCALL_64_after_hwframe+0x49/0xbe Dev loop5: unable to read RDB block 15 loop5: unable to read partition table loop_reread_partitions: partition scan of loop4 () failed (rc=-5) loop5: partition table beyond EOD, truncated UDF-fs: Scanning with blocksize 512 failed RIP: 0033:0x7f21d9a9c737 loop_reread_partitions: partition scan of loop5 () failed (rc=-5) UDF-fs: warning (device loop0): udf_load_vrs: No anchor found Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 c4 4c 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: Scanning with blocksize 2048 failed UDF-fs: warning (device loop6): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed RSP: 002b:00007fff32ef8738 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fff32ef8760 RCX: 00007f21d9a9c737 RDX: 00007fff32ef8870 RSI: 0000000000004c04 RDI: 0000000000000004 RBP: 0000000000000004 R08: 00007fff32ef85d0 R09: 00007ffffbad8001 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003 R13: 00005555558632c0 R14: 00007fff32ef8870 R15: 0000000000000004 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 INFO: task systemd-udevd:8359 blocked for more than 140 seconds. UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 Not tainted 4.19.211-syzkaller #0 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop6): udf_load_vrs: No anchor found "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. UDF-fs: warning (device loop8): udf_load_vrs: No anchor found UDF-fs: warning (device loop0): udf_load_vrs: No anchor found UDF-fs: warning (device loop10): udf_load_vrs: No anchor found systemd-udevd D28000 8359 4696 0x00000104 UDF-fs: Scanning with blocksize 2048 failed UDF-fs: Scanning with blocksize 512 failed UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 Call Trace: UDF-fs: warning (device loop0): udf_fill_super: No partition found (1) UDF-fs: Scanning with blocksize 512 failed UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 UDF-fs: warning (device loop6): udf_load_vrs: No anchor found UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: Scanning with blocksize 4096 failed UDF-fs: warning (device loop6): udf_fill_super: No partition found (1) UDF-fs: warning (device loop8): udf_load_vrs: No anchor found UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 UDF-fs: Scanning with blocksize 1024 failed Dev loop0: unable to read RDB block 15 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 loop0: unable to read partition table __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed loop0: partition table beyond EOD, truncated loop_reread_partitions: partition scan of loop0 () failed (rc=-5) UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: Scanning with blocksize 2048 failed Dev loop3: unable to read RDB block 15 UDF-fs: warning (device loop8): udf_load_vrs: No anchor found loop3: unable to read partition table UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: Scanning with blocksize 2048 failed loop3: partition table beyond EOD, truncated blkdev_put+0x30/0x520 fs/block_dev.c:1839 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 loop_reread_partitions: partition scan of loop3 () failed (rc=-5) blkdev_close+0x86/0xb0 fs/block_dev.c:1888 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 UDF-fs: Scanning with blocksize 4096 failed __fput+0x2ce/0x890 fs/file_table.c:278 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop10): udf_fill_super: No partition found (1) task_work_run+0x148/0x1c0 kernel/task_work.c:113 UDF-fs: warning (device loop8): udf_load_vrs: No anchor found tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x251/0x2a0 arch/x86/entry/common.c:167 UDF-fs: warning (device loop0): udf_load_vrs: No anchor found prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline] syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x538/0x620 arch/x86/entry/common.c:296 UDF-fs: Scanning with blocksize 4096 failed UDF-fs: Scanning with blocksize 512 failed entry_SYSCALL_64_after_hwframe+0x49/0xbe UDF-fs: warning (device loop8): udf_fill_super: No partition found (1) RIP: 0033:0x7f6e4d656270 Code: Bad RIP value. RSP: 002b:00007ffe43d8ef58 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 000000000000000f RCX: 00007f6e4d656270 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 RDX: 00007f6e4d640b58 RSI: 0000000000000000 RDI: 000000000000000f Dev loop5: unable to read RDB block 15 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 RBP: 00007f6e4e510710 R08: 0000557d992917f0 R09: 000000000000000d loop5: unable to read partition table UDF-fs: warning (device loop0): udf_load_vrs: No anchor found loop5: partition table beyond EOD, truncated R10: 0000000000000116 R11: 0000000000000246 R12: 0000000000000002 loop_reread_partitions: partition scan of loop5 () failed (rc=-5) R13: 0000000000000000 R14: 0000557d99288880 R15: 000000000000000f Dev loop4: unable to read RDB block 15 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 loop4: unable to read partition table UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: Scanning with blocksize 1024 failed loop4: partition table beyond EOD, truncated Showing all locks held in the system: loop_reread_partitions: partition scan of loop4 () failed (rc=-5) UDF-fs: warning (device loop6): udf_load_vrs: No anchor found no locks held by ksoftirqd/0/9. 1 lock held by khungtaskd/1570: UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 #0: 000000007a9299af (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 UDF-fs: Scanning with blocksize 512 failed UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 1 lock held by in:imklog/7811: #0: 0000000036c8bd25 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 UDF-fs: warning (device loop0): udf_load_vrs: No anchor found 2 locks held by syz-executor698/8350: UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 UDF-fs: Scanning with blocksize 2048 failed #0: 00000000e4e17419 (&bdev->bd_mutex){+.+.}, at: blkdev_reread_part+0x1b/0x40 block/ioctl.c:192 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=256, location=256 UDF-fs: warning (device loop6): udf_load_vrs: No anchor found #1: 00000000415e078a (&type->s_umount_key#47){.+.+}, at: __get_super.part.0+0x209/0x2e0 fs/super.c:698 1 lock held by syz-executor698/8354: UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop0): udf_read_tagged: read failed, block=512, location=512 1 lock held by systemd-udevd/8359: UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed #0: 00000000e4e17419 (&bdev->bd_mutex){+.+.}, at: blkdev_put+0x30/0x520 fs/block_dev.c:1839 UDF-fs: warning (device loop8): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 512 failed UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 UDF-fs: warning (device loop0): udf_load_vrs: No anchor found 4 locks held by syz-executor698/15104: UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: Scanning with blocksize 512 failed UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 1 lock held by syz-executor698/15108: UDF-fs: Scanning with blocksize 4096 failed UDF-fs: warning (device loop6): udf_load_vrs: No anchor found UDF-fs: warning (device loop0): udf_fill_super: No partition found (1) UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 UDF-fs: Scanning with blocksize 2048 failed 1 lock held by syz-executor698/15115: UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 UDF-fs: warning (device loop8): udf_load_vrs: No anchor found UDF-fs: warning (device loop10): udf_load_vrs: No anchor found 1 lock held by syz-executor698/15116: UDF-fs: Scanning with blocksize 1024 failed ============================================= UDF-fs: Scanning with blocksize 1024 failed UDF-fs: error (device loop6): udf_read_tagged: read failed, block=256, location=256 Dev loop0: unable to read RDB block 15 UDF-fs: error (device loop6): udf_read_tagged: read failed, block=512, location=512 UDF-fs: error (device loop10): udf_read_tagged: read failed, block=256, location=256 UDF-fs: error (device loop8): udf_read_tagged: read failed, block=256, location=256 loop0: unable to read partition table NMI backtrace for cpu 1 CPU: 1 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 loop0: partition table beyond EOD, truncated Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 1 to CPUs 0: UDF-fs: error (device loop10): udf_read_tagged: read failed, block=512, location=512 NMI backtrace for cpu 0 CPU: 0 PID: 15115 Comm: syz-executor698 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:io_serial_in+0x60/0x80 drivers/tty/serial/8250/8250_port.c:455 Code: 0f b6 8d e1 00 00 00 48 8d 7d 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 d3 e3 80 3c 02 00 75 13 03 5d 38 89 da ec <5b> 0f b6 c0 5d c3 e8 c5 80 d7 fd eb c9 e8 0e 83 d7 fd eb e6 66 66 RSP: 0018:ffff888093627410 EFLAGS: 00000006 RAX: dffffc0000000005 RBX: 00000000000003f9 RCX: 0000000000000000 RDX: 00000000000003f9 RSI: ffffffff83c0deec RDI: ffffffff8dc90258 RBP: ffffffff8dc90220 R08: 0000000000000001 R09: fffffbfff1b92044 R10: ffffffff8dc90223 R11: 0000000000000000 R12: 0000000000000001 R13: ffffffff8dc90448 R14: 0000000000000000 R15: ffffffff8dc90268 FS: 0000555555863300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd7c4025000 CR3: 0000000092ca1000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: serial_port_in include/linux/serial_core.h:269 [inline] serial8250_console_write+0x292/0xb70 drivers/tty/serial/8250/8250_port.c:3295 call_console_drivers kernel/printk/printk.c:1764 [inline] console_unlock+0xbb6/0x1110 kernel/printk/printk.c:2460 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 _udf_err+0xdc/0x110 fs/udf/super.c:2330 udf_read_tagged+0x49a/0x530 fs/udf/misc.c:221 udf_check_anchor_block+0x1b4/0x610 fs/udf/super.c:1827 udf_scan_anchors+0x488/0x5f0 fs/udf/super.c:1906 udf_find_anchor fs/udf/super.c:1924 [inline] udf_load_vrs+0x633/0xbf0 fs/udf/super.c:1989 udf_fill_super+0x7d1/0x17a0 fs/udf/super.c:2184 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x310 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2492 [inline] do_mount+0x115c/0x2f50 fs/namespace.c:2822 ksys_mount+0xcf/0x130 fs/namespace.c:3038 __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f21d9a9c8a9 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff32ef8998 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f21d9a9c8a9 RDX: 0000000020000040 RSI: 0000000020000280 RDI: 0000000020000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007fff32ef89c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff32ef89bc R13: 00007fff32ef89f0 R14: 00007fff32ef89d0 R15: 000000000000015b UDF-fs: error (device loop8): udf_read_tagged: read failed, block=512, location=512 loop_reread_partitions: partition scan of loop0 () failed (rc=-5) UDF-fs: warning (device loop6): udf_load_vrs: No anchor found UDF-fs: warning (device loop10): udf_load_vrs: No anchor found UDF-fs: warning (device loop8): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 2048 failed