------------[ cut here ]------------
kernel BUG at mm/filemap.c:1619!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1909 Comm: syz-executor.4 Not tainted 6.4.0-rc7-syzkaller-00019-g99ec1ed7c2ed #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:folio_end_writeback+0x43a/0x700 mm/filemap.c:1619
Code: 84 db 00 00 00 e8 76 f2 cf ff e9 48 fc ff ff e8 6c f2 cf ff 4c 89 ff 48 c7 c6 40 cc f2 8a e8 dd a9 0f 00 0f 0b e8 56 f2 cf ff <0f> 0b e8 4f f2 cf ff 4c 89 ff 48 c7 c6 00 cf f2 8a e8 c0 a9 0f 00
RSP: 0018:ffffc9000385ef98 EFLAGS: 00010283
RAX: ffffffff81bb8d4a RBX: 0000000000000081 RCX: 0000000000040000
RDX: ffffc90003171000 RSI: 000000000003b2a3 RDI: 000000000003b2a4
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1cabc56
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea00021cc0b4
R13: 1ffffd4000439816 R14: ffffea00021cc088 R15: ffffea00021cc080
FS:  00007f63acc41700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020200000 CR3: 000000003dd21000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 nilfs_segctor_complete_write fs/nilfs2/segment.c:1864 [inline]
 nilfs_segctor_wait fs/nilfs2/segment.c:1951 [inline]
 nilfs_segctor_do_construct+0x5030/0x6d30 fs/nilfs2/segment.c:2117
 nilfs_construct_dsync_segment+0x5c4/0x6c0 fs/nilfs2/segment.c:2335
 nilfs_sync_file+0xbc/0x260 fs/nilfs2/file.c:32
 generic_write_sync include/linux/fs.h:2469 [inline]
 generic_file_write_iter+0x2a1/0x310 mm/filemap.c:4093
 do_iter_write+0x7b1/0xcb0 fs/read_write.c:860
 iter_file_splice_write+0x843/0xfe0 fs/splice.c:795
 do_splice_from fs/splice.c:873 [inline]
 direct_splice_actor+0xe7/0x1c0 fs/splice.c:1039
 splice_direct_to_actor+0x4c4/0xbd0 fs/splice.c:994
 do_splice_direct+0x283/0x3d0 fs/splice.c:1082
 do_sendfile+0x620/0xff0 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f63abe8c389
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:00007f63acc41168 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f63abfabf80 RCX: 00007f63abe8c389
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007f63abed7493 R08: 0000000000000000 R09: 0000000000000000
R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffda793a4cf R14: 00007f63acc41300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:folio_end_writeback+0x43a/0x700 mm/filemap.c:1619
Code: 84 db 00 00 00 e8 76 f2 cf ff e9 48 fc ff ff e8 6c f2 cf ff 4c 89 ff 48 c7 c6 40 cc f2 8a e8 dd a9 0f 00 0f 0b e8 56 f2 cf ff <0f> 0b e8 4f f2 cf ff 4c 89 ff 48 c7 c6 00 cf f2 8a e8 c0 a9 0f 00
RSP: 0018:ffffc9000385ef98 EFLAGS: 00010283
RAX: ffffffff81bb8d4a RBX: 0000000000000081 RCX: 0000000000040000
RDX: ffffc90003171000 RSI: 000000000003b2a3 RDI: 000000000003b2a4
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1cabc56
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea00021cc0b4
R13: 1ffffd4000439816 R14: ffffea00021cc088 R15: ffffea00021cc080
FS:  00007f63acc41700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000003dd21000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400