loop0: detected capacity change from 0 to 2048
UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
------------[ cut here ]------------
WARNING: CPU: 1 PID: 8826 at fs/udf/inode.c:2047 __udf_add_aext+0x54c/0x6f0
Modules linked in:
CPU: 1 PID: 8826 Comm: syz-executor.0 Not tainted 6.6.0-rc5-syzkaller-00250-g70f8c6f8f880 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
RIP: 0010:__udf_add_aext+0x54c/0x6f0 fs/udf/inode.c:2046
Code: 4c 89 e7 e8 f6 8f e2 fe 49 8b 3c 24 4c 89 fe e8 7a e8 02 ff 31 c0 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 e4 9e 85 fe <0f> 0b e9 ed fb ff ff e8 d8 9e 85 fe 0f 0b e9 5c fc ff ff e8 cc 9e
RSP: 0018:ffffc9000bbaec98 EFLAGS: 00010293
RAX: ffffffff8307957c RBX: 1ffff92001775ddd RCX: ffff88801f278000
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff83079162 R09: ffffffff83079092
R10: 0000000000000002 R11: ffff88801f278000 R12: ffffc9000bbaeee0
R13: 0000000000000008 R14: dffffc0000000000 R15: ffffc9000bbaeee8
FS:  00007fc08b9126c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc08b8f1d58 CR3: 0000000025b7e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 udf_add_aext fs/udf/inode.c:2104 [inline]
 udf_insert_aext fs/udf/inode.c:2266 [inline]
 udf_update_extents fs/udf/inode.c:1183 [inline]
 inode_getblk fs/udf/inode.c:898 [inline]
 udf_map_block+0x3eb3/0x5560 fs/udf/inode.c:444
 __udf_get_block+0x122/0x410 fs/udf/inode.c:458
 __block_write_begin_int+0x549/0x1a90 fs/buffer.c:2120
 __block_write_begin fs/buffer.c:2169 [inline]
 block_write_begin+0x97/0x1e0 fs/buffer.c:2228
 udf_write_begin+0x109/0x190 fs/udf/inode.c:261
 generic_perform_write+0x317/0x630 mm/filemap.c:3969
 udf_file_write_iter+0x2f9/0x660 fs/udf/file.c:111
 do_iter_write+0x84b/0xdd0 fs/read_write.c:860
 iter_file_splice_write+0x869/0x1010 fs/splice.c:736
 do_splice_from fs/splice.c:933 [inline]
 direct_splice_actor+0xe6/0x1c0 fs/splice.c:1142
 splice_direct_to_actor+0x372/0x9e0 fs/splice.c:1088
 do_splice_direct+0x2a8/0x3f0 fs/splice.c:1194
 do_sendfile+0x61f/0x1060 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64+0x178/0x1e0 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fc08ac7cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fc08b9120c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fc08ad9bf80 RCX: 00007fc08ac7cae9
RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000005
RBP: 00007fc08acc847a R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fc08ad9bf80 R15: 00007ffe383c0da8
 </TASK>