loop0: detected capacity change from 0 to 9607
UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/09/12 12:00 (1000)
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BUG: KASAN: null-ptr-deref in udf_write_fi+0x53e/0xc30
Write of size 18446744073709551572 at addr 0000000000000020 by task syz-executor326/3618

CPU: 1 PID: 3618 Comm: syz-executor326 Not tainted 6.0.0-syzkaller-09039-ga6afa4199d3d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106
 print_report+0xf1/0x1f0 mm/kasan/report.c:436
 kasan_report+0xc3/0xf0 mm/kasan/report.c:495
 kasan_check_range+0x2a7/0x2e0 mm/kasan/generic.c:189
 memset+0x1f/0x40 mm/kasan/shadow.c:44
 udf_write_fi+0x53e/0xc30
 udf_delete_entry fs/udf/namei.c:577 [inline]
 udf_rename+0x90c/0x15f0 fs/udf/namei.c:1173
 vfs_rename+0xd53/0x1130 fs/namei.c:4756
 do_renameat2+0xb53/0x1370 fs/namei.c:4907
 __do_sys_rename fs/namei.c:4953 [inline]
 __se_sys_rename fs/namei.c:4951 [inline]
 __x64_sys_rename+0x82/0x90 fs/namei.c:4951
 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: 0033:0x7fa93054e879
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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff00ac5698 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa93054e879
RDX: 00000000000006c0 RSI: 0000000020000680 RDI: 0000000020000640
RBP: 00007fff00ac56c0 R08: 0000000000000002 R09: 00007fff00ac56d0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
R13: 00007fff00ac5700 R14: 00007fff00ac56e0 R15: 0000000000000003
 </TASK>
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