------------[ cut here ]------------
kernel BUG at fs/buffer.c:2790!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 9044 Comm: syz.2.349 Not tainted 6.10.0-syzkaller-11840-g933069701c1b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:submit_bh_wbc+0x556/0x560 fs/buffer.c:2790
Code: 89 fa e8 cd 1d c7 02 e9 95 fe ff ff e8 53 05 79 ff 90 0f 0b e8 4b 05 79 ff 90 0f 0b e8 43 05 79 ff 90 0f 0b e8 3b 05 79 ff 90 <0f> 0b e8 33 05 79 ff 90 0f 0b 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffc90002d7f518 EFLAGS: 00010287
RAX: ffffffff821a7c45 RBX: 0000000000000154 RCX: 0000000000040000
RDX: ffffc9000d1f4000 RSI: 000000000000a59f RDI: 000000000000a5a0
RBP: 0000000000000100 R08: ffffffff821a7809 R09: 1ffff1100f569e91
R10: dffffc0000000000 R11: ffffed100f569e92 R12: 0000000000000000
R13: ffff88807ab4f488 R14: 0000000000000000 R15: 1ffff1100f569e91
FS:  00007f02636fe6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f52f9394000 CR3: 000000006316c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 submit_bh fs/buffer.c:2829 [inline]
 block_read_full_folio+0x93b/0xcd0 fs/buffer.c:2456
 do_mpage_readpage+0x1a73/0x1c80 fs/mpage.c:317
 mpage_read_folio+0x108/0x1e0 fs/mpage.c:392
 filemap_read_folio+0x1a0/0x790 mm/filemap.c:2355
 do_read_cache_folio+0x134/0x820 mm/filemap.c:3789
 read_mapping_folio include/linux/pagemap.h:913 [inline]
 nilfs_get_folio+0x4b/0x240 fs/nilfs2/dir.c:190
 nilfs_find_entry+0x138/0x650 fs/nilfs2/dir.c:347
 nilfs_inode_by_name+0xa8/0x210 fs/nilfs2/dir.c:427
 nilfs_lookup+0x76/0x110 fs/nilfs2/namei.c:62
 lookup_one_qstr_excl+0x11f/0x260 fs/namei.c:1633
 filename_create+0x297/0x540 fs/namei.c:3980
 do_mkdirat+0xbd/0x3a0 fs/namei.c:4225
 __do_sys_mkdirat fs/namei.c:4248 [inline]
 __se_sys_mkdirat fs/namei.c:4246 [inline]
 __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4246
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0262975e99
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f02636fe048 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f0262b05f60 RCX: 00007f0262975e99
RDX: 0000000000000000 RSI: 0000000020000340 RDI: ffffffffffffff9c
RBP: 00007f02629e4e5d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f0262b05f60 R15: 00007fffb1c4ec98
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:submit_bh_wbc+0x556/0x560 fs/buffer.c:2790
Code: 89 fa e8 cd 1d c7 02 e9 95 fe ff ff e8 53 05 79 ff 90 0f 0b e8 4b 05 79 ff 90 0f 0b e8 43 05 79 ff 90 0f 0b e8 3b 05 79 ff 90 <0f> 0b e8 33 05 79 ff 90 0f 0b 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffc90002d7f518 EFLAGS: 00010287
RAX: ffffffff821a7c45 RBX: 0000000000000154 RCX: 0000000000040000
RDX: ffffc9000d1f4000 RSI: 000000000000a59f RDI: 000000000000a5a0
RBP: 0000000000000100 R08: ffffffff821a7809 R09: 1ffff1100f569e91
R10: dffffc0000000000 R11: ffffed100f569e92 R12: 0000000000000000
R13: ffff88807ab4f488 R14: 0000000000000000 R15: 1ffff1100f569e91
FS:  00007f02636fe6c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f53027590a0 CR3: 000000006316c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400