Buffer I/O error on dev loop0, logical block 1028, lost async page write kworker/u8:10: attempt to access beyond end of device loop0: rw=1, sector=2056, nr_sectors = 2 limit=2048 Buffer I/O error on dev loop0, logical block 1028, lost async page write ------------[ cut here ]------------ WARNING: fs/buffer.c:1125 at __getblk_slow fs/buffer.c:1125 [inline], CPU#1: kworker/u8:10/5997 WARNING: fs/buffer.c:1125 at bdev_getblk+0x580/0x660 fs/buffer.c:1461, CPU#1: kworker/u8:10/5997 Modules linked in: CPU: 1 UID: 0 PID: 5997 Comm: kworker/u8:10 Not tainted 6.16.0-rc4-next-20250703-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: writeback wb_workfn (flush-7:0) RIP: 0010:__getblk_slow fs/buffer.c:1125 [inline] RIP: 0010:bdev_getblk+0x580/0x660 fs/buffer.c:1461 Code: 26 fb ff ff e8 a1 6c 79 ff 48 c7 c7 a0 ee 99 8b 48 c7 c6 b5 71 9e 8d 4c 89 fa 4c 89 e9 e8 98 5c e1 fe eb bd e8 81 6c 79 ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 41 80 3c 07 00 74 08 48 89 RSP: 0018:ffffc9000390f1a8 EFLAGS: 00010293 RAX: ffffffff8246329f RBX: ffff888148c14518 RCX: ffff88802f035a00 RDX: 0000000000000000 RSI: 0000000000000400 RDI: 0000000000000000 RBP: 0000000000000400 R08: 0000000000000000 R09: ffffffff82165efd R10: 0000000000000406 R11: 0000000000000000 R12: 0000000000000332 R13: ffff888148c14500 R14: 0000000000000400 R15: 1ffff110291828a3 FS: 0000000000000000(0000) GS:ffff888125d1e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff49adb7bac CR3: 0000000031acc000 CR4: 00000000003526f0 Call Trace: __getblk include/linux/buffer_head.h:380 [inline] sb_getblk include/linux/buffer_head.h:386 [inline] udf_update_inode+0x185/0x2c00 fs/udf/inode.c:1735 write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x6f1/0xff0 fs/fs-writeback.c:1745 writeback_sb_inodes+0x6c7/0x1010 fs/fs-writeback.c:1976 wb_writeback+0x43b/0xaf0 fs/fs-writeback.c:2156 wb_do_writeback fs/fs-writeback.c:2303 [inline] wb_workfn+0x409/0xef0 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3239 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3322 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3403 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245