------------[ cut here ]------------
kernel BUG at fs/reiserfs/journal.c:504!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 17555 Comm: syz-executor.1 Not tainted 6.6.0-syzkaller-12401-g8f6f76a6a29f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:reiserfs_in_journal+0x238/0x720 fs/reiserfs/journal.c:504
Code: ae 60 5c ff 48 8d 7d 08 48 89 f8 48 c1 e8 03 42 80 3c 30 00 0f 85 16 04 00 00 48 3b 5d 08 75 86 e8 8d 60 5c ff e8 88 60 5c ff <0f> 0b e8 81 60 5c ff e8 7c 60 5c ff 48 8b 9b 30 06 00 00 48 b8 00
RSP: 0018:ffffc900159f6e98 EFLAGS: 00010287
RAX: 0000000000003c17 RBX: ffff88807781e000 RCX: ffffc9000b5bf000
RDX: 0000000000040000 RSI: ffffffff822c4a58 RDI: ffffc90015a7b050
RBP: ffffc90015a7b048 R08: 0000000000000006 R09: 0000000000000213
R10: 0000000000000213 R11: 0000000000000000 R12: 0000000000000213
R13: 0000000000000213 R14: dffffc0000000000 R15: ffff88803982c000
FS:  00007fb33e83a6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31840000 CR3: 0000000079161000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 is_block_in_journal fs/reiserfs/bitmap.c:125 [inline]
 scan_bitmap_block.constprop.0+0x4b7/0x1080 fs/reiserfs/bitmap.c:203
 scan_bitmap fs/reiserfs/bitmap.c:408 [inline]
 allocate_without_wrapping_disk fs/reiserfs/bitmap.c:1161 [inline]
 blocknrs_and_prealloc_arrays_from_search_start fs/reiserfs/bitmap.c:1274 [inline]
 reiserfs_allocate_blocknrs+0x2c41/0x5770 fs/reiserfs/bitmap.c:1375
 reiserfs_new_unf_blocknrs fs/reiserfs/reiserfs.h:3363 [inline]
 _allocate_block fs/reiserfs/inode.c:645 [inline]
 reiserfs_get_block+0xb13/0x4560 fs/reiserfs/inode.c:756
 __block_write_begin_int+0x3c0/0x1560 fs/buffer.c:2119
 reiserfs_write_begin+0x350/0x7c0 fs/reiserfs/inode.c:2767
 generic_perform_write+0x278/0x600 mm/filemap.c:3918
 __generic_file_write_iter+0x1f9/0x240 mm/filemap.c:4013
 generic_file_write_iter+0xe3/0x350 mm/filemap.c:4039
 call_write_iter include/linux/fs.h:2020 [inline]
 do_iter_readv_writev+0x21e/0x3c0 fs/read_write.c:735
 do_iter_write+0x17f/0x7f0 fs/read_write.c:860
 vfs_iter_write+0x7a/0xb0 fs/read_write.c:901
 iter_file_splice_write+0x698/0xc00 fs/splice.c:736
 do_splice_from fs/splice.c:933 [inline]
 direct_splice_actor+0x118/0x180 fs/splice.c:1142
 splice_direct_to_actor+0x347/0xa30 fs/splice.c:1088
 do_splice_direct+0x1af/0x280 fs/splice.c:1194
 do_sendfile+0xb3e/0x1310 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64 fs/read_write.c:1308 [inline]
 __x64_sys_sendfile64+0x1d6/0x220 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fb33da7cae9
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:00007fb33e83a0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fb33db9c050 RCX: 00007fb33da7cae9
RDX: 0000000000000000 RSI: 000000000000000d RDI: 000000000000000c
RBP: 00007fb33dac847a R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007fb33db9c050 R15: 00007ffe8f147448
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:reiserfs_in_journal+0x238/0x720 fs/reiserfs/journal.c:504
Code: ae 60 5c ff 48 8d 7d 08 48 89 f8 48 c1 e8 03 42 80 3c 30 00 0f 85 16 04 00 00 48 3b 5d 08 75 86 e8 8d 60 5c ff e8 88 60 5c ff <0f> 0b e8 81 60 5c ff e8 7c 60 5c ff 48 8b 9b 30 06 00 00 48 b8 00
RSP: 0018:ffffc900159f6e98 EFLAGS: 00010287
RAX: 0000000000003c17 RBX: ffff88807781e000 RCX: ffffc9000b5bf000
RDX: 0000000000040000 RSI: ffffffff822c4a58 RDI: ffffc90015a7b050
RBP: ffffc90015a7b048 R08: 0000000000000006 R09: 0000000000000213
R10: 0000000000000213 R11: 0000000000000000 R12: 0000000000000213
R13: 0000000000000213 R14: dffffc0000000000 R15: ffff88803982c000
FS:  00007fb33e83a6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2b19b98000 CR3: 0000000079161000 CR4: 0000000000350ef0