------------[ cut here ]------------
kernel BUG at fs/buffer.c:2785!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 5464 Comm: syz.0.16 Not tainted 6.12.0-rc1-syzkaller-00306-g27cc6fdf7201 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:submit_bh_wbc+0x556/0x560 fs/buffer.c:2785
Code: 89 fa e8 cd 91 cb 02 e9 95 fe ff ff e8 33 94 74 ff 90 0f 0b e8 2b 94 74 ff 90 0f 0b e8 23 94 74 ff 90 0f 0b e8 1b 94 74 ff 90 <0f> 0b e8 13 94 74 ff 90 0f 0b 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffc90008ddf178 EFLAGS: 00010283
RAX: ffffffff82204205 RBX: 0000000000000154 RCX: 0000000000040000
RDX: ffffc90009181000 RSI: 00000000000005ad RDI: 00000000000005ae
RBP: 0000000000000100 R08: ffffffff82203dc9 R09: 1ffff1100ef02322
R10: dffffc0000000000 R11: ffffed100ef02323 R12: 0000000000000000
R13: ffff888077811910 R14: 0000000000000000 R15: 1ffff1100ef02322
FS:  00007fb07c7416c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1d087fc000 CR3: 0000000026e5c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 submit_bh fs/buffer.c:2824 [inline]
 block_read_full_folio+0x93b/0xcd0 fs/buffer.c:2451
 do_mpage_readpage+0x1a73/0x1c80 fs/mpage.c:317
 mpage_read_folio+0x108/0x1e0 fs/mpage.c:392
 filemap_read_folio+0x14b/0x630 mm/filemap.c:2367
 do_read_cache_folio+0x3f5/0x850 mm/filemap.c:3825
 read_mapping_folio include/linux/pagemap.h:1011 [inline]
 nilfs_get_folio+0x4b/0x240 fs/nilfs2/dir.c:190
 nilfs_find_entry+0x138/0x650 fs/nilfs2/dir.c:313
 nilfs_inode_by_name+0xa8/0x210 fs/nilfs2/dir.c:393
 nilfs_lookup+0x76/0x110 fs/nilfs2/namei.c:62
 lookup_open fs/namei.c:3573 [inline]
 open_last_lookups fs/namei.c:3694 [inline]
 path_openat+0x11a7/0x3590 fs/namei.c:3930
 do_filp_open+0x235/0x490 fs/namei.c:3960
 do_sys_openat2+0x13e/0x1d0 fs/open.c:1415
 do_sys_open fs/open.c:1430 [inline]
 __do_sys_creat fs/open.c:1506 [inline]
 __se_sys_creat fs/open.c:1500 [inline]
 __x64_sys_creat+0x123/0x170 fs/open.c:1500
 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: 0033:0x7fb07b97dff9
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:00007fb07c741038 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007fb07bb35f80 RCX: 00007fb07b97dff9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200001c0
RBP: 00007fb07b9f0296 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb07bb35f80 R15: 00007ffd846564e8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:submit_bh_wbc+0x556/0x560 fs/buffer.c:2785
Code: 89 fa e8 cd 91 cb 02 e9 95 fe ff ff e8 33 94 74 ff 90 0f 0b e8 2b 94 74 ff 90 0f 0b e8 23 94 74 ff 90 0f 0b e8 1b 94 74 ff 90 <0f> 0b e8 13 94 74 ff 90 0f 0b 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffc90008ddf178 EFLAGS: 00010283
RAX: ffffffff82204205 RBX: 0000000000000154 RCX: 0000000000040000
RDX: ffffc90009181000 RSI: 00000000000005ad RDI: 00000000000005ae
RBP: 0000000000000100 R08: ffffffff82203dc9 R09: 1ffff1100ef02322
R10: dffffc0000000000 R11: ffffed100ef02323 R12: 0000000000000000
R13: ffff888077811910 R14: 0000000000000000 R15: 1ffff1100ef02322
FS:  00007fb07c7416c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffabed61160 CR3: 0000000026e5c000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400