el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
------------[ cut here ]------------
kernel BUG at fs/nilfs2/btnode.c:59!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 7063 Comm: syz-executor.2 Not tainted 6.2.0-syzkaller-00136-ga9b06ec42c0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : nilfs_btnode_create_block+0x2e0/0x32c fs/nilfs2/btnode.c:58
lr : nilfs_btnode_create_block+0x2e0/0x32c fs/nilfs2/btnode.c:58
sp : ffff80001ee86d10
x29: ffff80001ee86d10 x28: 000000000000092b x27: ffff0000e5dca488
x26: 1fffe0001d45a5be x25: 1fffe0001c0bf13f x24: dfff800000000000
x23: 000000000000000a x22: 0000000000020011 x21: ffff0000e5fc5b08
x20: 000000000000092b x19: ffff0000e05f89f8 x18: ffff0000e050f4e8
x17: ffff800015c2d000 x16: ffff8000083102fc x15: 0000000000000000
x14: 0000000000000000 x13: 0000000000000406 x12: 0000000000000001
x11: ff80800008b89008 x10: 0000000000000000 x9 : ffff800008b89008
x8 : 00000000ffffffff x7 : ffff80000877a634 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800008b89000
x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001
Call trace:
 nilfs_btnode_create_block+0x2e0/0x32c fs/nilfs2/btnode.c:58
 nilfs_btnode_prepare_change_key+0x228/0x2b8 fs/nilfs2/btnode.c:219
 nilfs_btree_prepare_update_v+0x2c0/0x378 fs/nilfs2/btree.c:1928
 nilfs_btree_prepare_propagate_v fs/nilfs2/btree.c:1995 [inline]
 nilfs_btree_propagate_v fs/nilfs2/btree.c:2040 [inline]
 nilfs_btree_propagate+0x850/0xe90 fs/nilfs2/btree.c:2097
 nilfs_bmap_propagate+0x7c/0x130 fs/nilfs2/bmap.c:337
 nilfs_collect_file_data+0x54/0xe8 fs/nilfs2/segment.c:568
 nilfs_segctor_apply_buffers+0x170/0x31c fs/nilfs2/segment.c:1018
 nilfs_segctor_scan_file_dsync fs/nilfs2/segment.c:1107 [inline]
 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1261 [inline]
 nilfs_segctor_collect fs/nilfs2/segment.c:1503 [inline]
 nilfs_segctor_do_construct+0x13bc/0x6194 fs/nilfs2/segment.c:2045
 nilfs_construct_dsync_segment+0x438/0x51c fs/nilfs2/segment.c:2310
 nilfs_writepages+0xfc/0x154 fs/nilfs2/inode.c:170
 do_writepages+0x2e8/0x56c mm/page-writeback.c:2581
 filemap_fdatawrite_wbc+0x124/0x174 mm/filemap.c:388
 __filemap_fdatawrite_range mm/filemap.c:421 [inline]
 filemap_write_and_wait_range+0x19c/0x288 mm/filemap.c:674
 __generic_file_write_iter+0x27c/0x388 mm/filemap.c:3887
 generic_file_write_iter+0xb8/0x2b4 mm/filemap.c:3933
 call_write_iter include/linux/fs.h:2189 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x610/0x914 fs/read_write.c:584
 ksys_write+0x15c/0x26c fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193
 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591
Code: 14000002 979a4d21 aa1303e0 94000014 (d4210000) 
---[ end trace 0000000000000000 ]---