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kernel BUG at fs/reiserfs/journal.c:505!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 15173 Comm: syz-executor.2 Not tainted 6.4.0-syzkaller-01312-gb19edac5992d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:reiserfs_in_journal+0xa96/0xaa0 fs/reiserfs/journal.c:505
Code: f6 ff ff 48 8b 4c 24 30 80 e1 07 80 c1 03 38 c1 0f 8c 51 fd ff ff 48 8b 7c 24 30 e8 74 70 b2 ff e9 42 fd ff ff e8 ea 79 5a ff <0f> 0b 0f 1f 84 00 00 00 00 00 66 0f 1f 00 55 41 57 41 56 41 55 41
RSP: 0018:ffffc9000374e420 EFLAGS: 00010283
RAX: ffffffff82312ff6 RBX: ffffc90003991048 RCX: 0000000000040000
RDX: ffffc90005ca9000 RSI: 000000000001aaf1 RDI: 000000000001aaf2
RBP: ffffc90003991050 R08: ffffffff8231283d R09: ffffed101148800d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000213
R13: ffffc900039312e0 R14: ffff88807d612000 R15: dffffc0000000000
FS:  00007f13525ef700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcddde1d000 CR3: 0000000079ca5000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 is_block_in_journal fs/reiserfs/bitmap.c:125 [inline]
 scan_bitmap_block+0x2e2/0xff0 fs/reiserfs/bitmap.c:188
 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+0x2ddd/0x5070 fs/reiserfs/bitmap.c:1375
 reiserfs_get_block+0x3280/0x5130 fs/reiserfs/inode.c:756
 __block_write_begin_int+0x548/0x1a50 fs/buffer.c:2063
 reiserfs_write_begin+0x24d/0x520 fs/reiserfs/inode.c:2773
 generic_perform_write+0x300/0x5e0 mm/filemap.c:3946
 __generic_file_write_iter+0x17a/0x400 mm/filemap.c:4074
 generic_file_write_iter+0xaf/0x310 mm/filemap.c:4106
 __kernel_write_iter+0x32a/0x7c0 fs/read_write.c:517
 dump_emit_page fs/coredump.c:888 [inline]
 dump_user_range+0x46c/0x920 fs/coredump.c:915
 elf_core_dump+0x3b6c/0x4480 fs/binfmt_elf.c:2142
 do_coredump+0x1b73/0x2ab0 fs/coredump.c:764
 get_signal+0x145e/0x17e0 kernel/signal.c:2862
 arch_do_signal_or_restart+0x91/0x670 arch/x86/kernel/signal.c:308
 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
 syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:297
 do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f135188c389
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f13525ef168 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffe5 RBX: 00007f13519abf80 RCX: 00007f135188c389
RDX: 0000000000000000 RSI: 2000000002007fff RDI: 0000000000000006
RBP: 00007f13518d7493 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffddc1584ff R14: 00007f13525ef300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:reiserfs_in_journal+0xa96/0xaa0 fs/reiserfs/journal.c:505
Code: f6 ff ff 48 8b 4c 24 30 80 e1 07 80 c1 03 38 c1 0f 8c 51 fd ff ff 48 8b 7c 24 30 e8 74 70 b2 ff e9 42 fd ff ff e8 ea 79 5a ff <0f> 0b 0f 1f 84 00 00 00 00 00 66 0f 1f 00 55 41 57 41 56 41 55 41
RSP: 0018:ffffc9000374e420 EFLAGS: 00010283
RAX: ffffffff82312ff6 RBX: ffffc90003991048 RCX: 0000000000040000
RDX: ffffc90005ca9000 RSI: 000000000001aaf1 RDI: 000000000001aaf2
RBP: ffffc90003991050 R08: ffffffff8231283d R09: ffffed101148800d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000213
R13: ffffc900039312e0 R14: ffff88807d612000 R15: dffffc0000000000
FS:  00007f13525ef700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6fe9ad56be CR3: 0000000079ca5000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400