Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
WARNING: CPU: 0 PID: 2979 at include/linux/backing-dev.h:342 inode_to_wb include/linux/backing-dev.h:339 [inline]
WARNING: CPU: 0 PID: 2979 at include/linux/backing-dev.h:342 account_page_dirtied+0x30c/0x3a0 mm/page-writeback.c:2416
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 2979 Comm: syz-executor.0 Not tainted 4.19.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x89/0xba lib/dump_stack.c:113
 panic+0xef/0x23c kernel/panic.c:184
 __warn.cold.7+0x31/0x39 kernel/panic.c:536
 report_bug+0xb6/0xe0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0xfe/0x180 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:993
RIP: 0010:inode_to_wb include/linux/backing-dev.h:339 [inline]
RIP: 0010:account_page_dirtied+0x30c/0x3a0 mm/page-writeback.c:2416
Code: e8 e9 f5 f2 ff 85 c0 0f 85 9a fd ff ff 49 8b 86 88 01 00 00 be ff ff ff ff 48 8d 78 70 e8 cc f5 f2 ff 85 c0 0f 85 7d fd ff ff <0f> 0b e9 76 fd ff ff 4c 89 e6 4c 89 f7 e8 82 0d 0d 00 e9 58 fd ff
RSP: 0018:ffffc90000dff8b8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffea0004cf7080 RCX: b8101ed000000000
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000086
RBP: ffffc90000dff8e0 R08: 0000000000000008 R09: 0000000076f6f84e
R10: ffff880135380138 R11: ffff8801357ab860 R12: ffffea0004cf7080
R13: ffff880135380118 R14: ffff8801353802a8 R15: 0000000000000000
 __set_page_dirty+0x56/0xf0 fs/buffer.c:581
 mark_buffer_dirty+0x133/0x1a0 fs/buffer.c:1110
 nilfs_btree_do_insert fs/nilfs2/btree.c:811 [inline]
 nilfs_btree_do_insert+0xaa/0xb0 fs/nilfs2/btree.c:798
 nilfs_btree_commit_insert fs/nilfs2/btree.c:1212 [inline]
 nilfs_btree_insert+0x5c9/0x7a0 fs/nilfs2/btree.c:1240
 nilfs_bmap_do_insert fs/nilfs2/bmap.c:121 [inline]
 nilfs_bmap_insert+0xbd/0x120 fs/nilfs2/bmap.c:147
 nilfs_mdt_insert_new_block fs/nilfs2/mdt.c:44 [inline]
 nilfs_mdt_create_block fs/nilfs2/mdt.c:93 [inline]
 nilfs_mdt_get_block+0x15f/0x390 fs/nilfs2/mdt.c:254
 nilfs_palloc_get_block.isra.5+0x5d/0xd0 fs/nilfs2/alloc.c:216
 nilfs_palloc_get_entry_block+0x3f/0x50 fs/nilfs2/alloc.c:318
 nilfs_dat_prepare_entry fs/nilfs2/dat.c:43 [inline]
 nilfs_dat_prepare_alloc fs/nilfs2/dat.c:69 [inline]
 nilfs_dat_prepare_alloc+0x2e/0x60 fs/nilfs2/dat.c:61
 nilfs_bmap_prepare_alloc_ptr fs/nilfs2/bmap.h:183 [inline]
 nilfs_direct_insert+0x137/0x170 fs/nilfs2/direct.c:122
 nilfs_bmap_do_insert fs/nilfs2/bmap.c:121 [inline]
 nilfs_bmap_insert+0xbd/0x120 fs/nilfs2/bmap.c:147
 nilfs_get_block+0x143/0x200 fs/nilfs2/inode.c:96
 __block_write_begin_int+0x184/0x600 fs/buffer.c:1966
 __block_write_begin+0xc/0x10 fs/buffer.c:2016
 nilfs_prepare_chunk fs/nilfs2/dir.c:92 [inline]
 nilfs_make_empty+0x5f/0x1c0 fs/nilfs2/dir.c:591
 nilfs_mkdir fs/nilfs2/namei.c:227 [inline]
 nilfs_mkdir+0xc1/0x180 fs/nilfs2/namei.c:204
 vfs_mkdir+0x101/0x1a0 fs/namei.c:3817
 do_mkdirat+0xe5/0x110 fs/namei.c:3840
 __do_sys_mkdirat fs/namei.c:3851 [inline]
 __se_sys_mkdirat fs/namei.c:3849 [inline]
 __x64_sys_mkdirat+0x15/0x20 fs/namei.c:3849
 do_syscall_64+0x63/0x180 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f698cdf0b29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f698c9730c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f698cf0ff80 RCX: 00007f698cdf0b29
RDX: 00000000ffffffef RSI: 00000000200003c0 RDI: 0000000000000004
RBP: 00007f698ce3c47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 00007f698cf0ff80 R15: 00007ffeea3dc638
Kernel Offset: disabled
Rebooting in 86400 seconds..