isofs_fill_super: bread failed, dev=loop5, iso_blknum=46, block=92 EXT4-fs (loop6): mounted filesystem without journal. Opts: ,errors=continue INFO: task syz-executor.0:5852 blocked for more than 143 seconds. Not tainted 5.10.56 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:26672 pid: 5852 ppid: 414 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:3776 [inline] __schedule+0x848/0x1e80 kernel/sched/core.c:4525 schedule+0xcb/0x270 kernel/sched/core.c:4603 io_uring_cancel_files fs/io_uring.c:8681 [inline] io_uring_cancel_task_requests+0xbc1/0x1260 fs/io_uring.c:8748 __io_uring_files_cancel+0x110/0x1b0 fs/io_uring.c:8830 io_uring_files_cancel include/linux/io_uring.h:51 [inline] do_exit+0x2f6/0x2770 kernel/exit.c:766 do_group_exit+0x125/0x310 kernel/exit.c:908 get_signal+0x469/0x2200 kernel/signal.c:2758 arch_do_signal+0x88/0x1b70 arch/x86/kernel/signal.c:805 exit_to_user_mode_loop kernel/entry/common.c:161 [inline] exit_to_user_mode_prepare+0xf7/0x160 kernel/entry/common.c:191 syscall_exit_to_user_mode+0x38/0x230 kernel/entry/common.c:266 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 RSP: 002b:00007f69a1387218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 000000000056bf88 RCX: 0000000000466609 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000056bf88 RBP: 000000000056bf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf8c R13: 00007fff52e47ddf R14: 00007f69a1387300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/22: #0: ffffffff84df6660 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 kernel/locking/lockdep.c:6377 1 lock held by in:imklog/390: =============================================