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BUG: KASAN: vmalloc-out-of-bounds in cleanup_bitmap_list+0x175/0x500 fs/reiserfs/journal.c:231
Read of size 8 at addr ffffc900041a5000 by task syz-executor.0/6711

CPU: 1 PID: 6711 Comm: syz-executor.0 Not tainted 5.15.153-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
 print_address_description+0x63/0x3b0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:434 [inline]
 kasan_report+0x16b/0x1c0 mm/kasan/report.c:451
 cleanup_bitmap_list+0x175/0x500 fs/reiserfs/journal.c:231
 cleanup_freed_for_journal_list fs/reiserfs/journal.c:570 [inline]
 flush_commit_list+0x1636/0x1ec0 fs/reiserfs/journal.c:1139
 get_list_bitmap+0x160/0x320 fs/reiserfs/journal.c:322
 do_journal_end+0x39b5/0x4650 fs/reiserfs/journal.c:4357
 do_journal_begin_r+0x950/0x1000
 journal_begin+0x148/0x350 fs/reiserfs/journal.c:3253
 reiserfs_mkdir+0x346/0x8f0 fs/reiserfs/namei.c:833
 xattr_mkdir fs/reiserfs/xattr.c:76 [inline]
 create_privroot fs/reiserfs/xattr.c:889 [inline]
 reiserfs_xattr_init+0x348/0x730 fs/reiserfs/xattr.c:1012
 reiserfs_fill_super+0x226a/0x2690 fs/reiserfs/super.c:2179
 mount_bdev+0x2c9/0x3f0 fs/super.c:1387
 legacy_get_tree+0xeb/0x180 fs/fs_context.c:611
 vfs_get_tree+0x88/0x270 fs/super.c:1517
 do_new_mount+0x2ba/0xb40 fs/namespace.c:3005
 do_mount fs/namespace.c:3348 [inline]
 __do_sys_mount fs/namespace.c:3556 [inline]
 __se_sys_mount+0x2d5/0x3c0 fs/namespace.c:3533
 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+0x61/0xcb
RIP: 0033:0x7fec0211756a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007fec00687ef8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fec00687f80 RCX: 00007fec0211756a
RDX: 0000000020000140 RSI: 0000000020000040 RDI: 00007fec00687f40
RBP: 0000000020000140 R08: 00007fec00687f80 R09: 0000000000000002
R10: 0000000000000002 R11: 0000000000000202 R12: 0000000020000040
R13: 00007fec00687f40 R14: 000000000000110a R15: 0000000020000100
 </TASK>


Memory state around the buggy address:
 ffffc900041a4f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffffc900041a4f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffffc900041a5000: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
                   ^
 ffffc900041a5080: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
 ffffc900041a5100: f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8 f8
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