Buffer I/O error on dev loop0, logical block 62, lost sync page write
Buffer I/O error on dev loop0, logical block 2, lost async page write
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WARNING: CPU: 1 PID: 6947 at fs/buffer.c:1189 mark_buffer_dirty+0x2a9/0x410 fs/buffer.c:1189
Modules linked in:
CPU: 1 UID: 0 PID: 6947 Comm: syz.0.231 Not tainted 6.15.0-syzkaller-13743-g8630c59e9936 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:mark_buffer_dirty+0x2a9/0x410 fs/buffer.c:1189
Code: 4c 89 f7 e8 09 bb dd ff 49 8b 3e be 20 00 00 00 5b 41 5c 41 5e 41 5f 5d e9 44 33 fc ff e8 df 43 7a ff eb 8c e8 d8 43 7a ff 90 <0f> 0b 90 e9 95 fd ff ff e8 ca 43 7a ff 90 0f 0b 90 e9 bf fd ff ff
RSP: 0018:ffffc90003427ce0 EFLAGS: 00010283
RAX: ffffffff82461b18 RBX: ffff888052e56e80 RCX: 0000000000080000
RDX: ffffc9000c5ea000 RSI: 0000000000009d97 RDI: 0000000000009d98
RBP: 1ffff1100539d401 R08: ffff888052e56e87 R09: 1ffff1100a5cadd0
R10: dffffc0000000000 R11: ffffed100a5cadd1 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffff829b1c90 R15: ffff888029cea788
FS:  00007f069c8416c0(0000) GS:ffff888125d52000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7a2f5faf38 CR3: 000000003067c000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 hfs_put_super+0x49/0x60 fs/hfs/super.c:51
 generic_shutdown_super+0x135/0x2c0 fs/super.c:643
 kill_block_super+0x44/0x90 fs/super.c:1753
 deactivate_locked_super+0xbc/0x130 fs/super.c:474
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1417
 task_work_run+0x1d4/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xec/0x110 kernel/entry/common.c:114
 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline]
 do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f069b98e929
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f069c841038 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f069bbb5fa0 RCX: 00007f069b98e929
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000003
RBP: 00007f069ba10b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f069bbb5fa0 R15: 00007ffd3ebf1948
 </TASK>