------------[ cut here ]------------
WARNING: CPU: 0 PID: 4556 at fs/udf/truncate.c:209 udf_truncate_extents+0x1065/0x12a0
Modules linked in:
CPU: 0 PID: 4556 Comm: kworker/u4:12 Not tainted 6.1.129-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: writeback wb_workfn (flush-7:4)
RIP: 0010:udf_truncate_extents+0x1065/0x12a0 fs/udf/truncate.c:209
Code: 25 28 00 00 00 48 3b 84 24 a0 01 00 00 0f 85 3f 02 00 00 44 89 f8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 1b d1 7f fe <0f> 0b eb 95 48 8d 8c 24 60 01 00 00 80 e1 07 80 c1 03 38 c1 0f 8c
RSP: 0018:ffffc900049de5a0 EFLAGS: 00010293
RAX: ffffffff830ac5b5 RBX: ffff8880735ca018 RCX: ffff88802bd60000
RDX: 0000000000000000 RSI: 0000008001da13fb RDI: 0000000000000000
RBP: ffffc900049de790 R08: ffffffff830aba1e R09: ffffffff8308a4a9
R10: 0000000000000002 R11: ffff88802bd60000 R12: ffffc900049de680
R13: 0000008001da13fb R14: dffffc0000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe26d86b68 CR3: 000000005d6ca000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 udf_do_extend_file+0xdc9/0x1140 fs/udf/inode.c:479
 inode_getblk fs/udf/inode.c:686 [inline]
 udf_get_block+0x172c/0x5370 fs/udf/inode.c:359
 __mpage_writepage+0x40d/0x1930 fs/mpage.c:533
 write_cache_pages+0x92e/0x15c0 mm/page-writeback.c:2382
 mpage_writepages+0x103/0x1d0 fs/mpage.c:664
 do_writepages+0x3a2/0x670 mm/page-writeback.c:2491
 __writeback_single_inode+0x15d/0x11e0 fs/fs-writeback.c:1612
 writeback_sb_inodes+0xc2b/0x1b20 fs/fs-writeback.c:1903
 wb_writeback+0x49d/0xe10 fs/fs-writeback.c:2077
 wb_do_writeback fs/fs-writeback.c:2220 [inline]
 wb_workfn+0x427/0x1020 fs/fs-writeback.c:2260
 process_one_work+0x917/0x1260 kernel/workqueue.c:2292
 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439
 kthread+0x28d/0x320 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>