NILFS (loop5): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds
audit: type=1800 audit(1678087610.318:286): pid=19179 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.5" name="file2" dev="loop5" ino=16 res=0
nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based  firewall rule not found. Use the iptables CT target to attach helpers instead.
WARNING: CPU: 0 PID: 19196 at include/linux/backing-dev.h:340 inode_to_wb include/linux/backing-dev.h:340 [inline]
WARNING: CPU: 0 PID: 19196 at include/linux/backing-dev.h:340 account_page_dirtied+0x8cc/0xbb0 mm/page-writeback.c:2420
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 19196 Comm: segctord Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x5a kernel/panic.c:541
 report_bug+0x262/0x2b0 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:inode_to_wb include/linux/backing-dev.h:340 [inline]
RIP: 0010:account_page_dirtied+0x8cc/0xbb0 mm/page-writeback.c:2420
Code: 88 01 00 00 be ff ff ff ff 48 8d 78 70 e8 ec e1 ca ff 31 ff 89 c3 89 c6 e8 f1 b3 e2 ff 85 db 0f 85 39 f9 ff ff e8 74 b2 e2 ff <0f> 0b e9 2d f9 ff ff e8 68 b2 e2 ff 4c 89 e6 4c 89 ef e8 9d b3 2d
RSP: 0018:ffff8880ae73f7e8 EFLAGS: 00010093
RAX: ffff8880b3a5c080 RBX: 0000000000000000 RCX: ffffffff817fd2ef
RDX: 0000000000000000 RSI: ffffffff817fd2fc RDI: 0000000000000005
RBP: ffff888039d16bc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffffea00023ddb40
R13: ffff888039d16a40 R14: ffff888039d168b8 R15: ffffea00023ddb48
 __set_page_dirty+0x7f/0x3e0 fs/buffer.c:582
 mark_buffer_dirty+0x424/0x5c0 fs/buffer.c:1111
 nilfs_btnode_commit_change_key+0xda/0x2c0 fs/nilfs2/btnode.c:255
 nilfs_btree_commit_update_v+0x2f3/0x3e0 fs/nilfs2/btree.c:1942
 nilfs_btree_commit_propagate_v fs/nilfs2/btree.c:2013 [inline]
 nilfs_btree_propagate_v fs/nilfs2/btree.c:2043 [inline]
 nilfs_btree_propagate+0x616/0xd80 fs/nilfs2/btree.c:2085
 nilfs_bmap_propagate+0x73/0x170 fs/nilfs2/bmap.c:337
 nilfs_collect_file_data+0x45/0xd0 fs/nilfs2/segment.c:573
 nilfs_segctor_apply_buffers+0x14a/0x490 fs/nilfs2/segment.c:1014
 nilfs_segctor_scan_file+0x3f4/0x6f0 fs/nilfs2/segment.c:1063
 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1170 [inline]
 nilfs_segctor_collect fs/nilfs2/segment.c:1494 [inline]
 nilfs_segctor_do_construct+0x242b/0x8360 fs/nilfs2/segment.c:2036
 nilfs_segctor_construct+0x764/0xae0 fs/nilfs2/segment.c:2372
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2480 [inline]
 nilfs_segctor_thread+0x3cb/0xf50 fs/nilfs2/segment.c:2563
 kthread+0x33f/0x460 kernel/kthread.c:259
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Kernel Offset: disabled
Rebooting in 86400 seconds..