F2FS-fs (loop2): Found nat_bits in checkpoint
F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5
F2FS-fs (loop0): Unrecognized mount option "lazyt#\" or missing value
F2FS-fs (loop0): Unrecognized mount option "lazyt#\" or missing value
------------[ cut here ]------------
WARNING: CPU: 1 PID: 9516 at include/linux/backing-dev.h:335 inode_to_wb include/linux/backing-dev.h:335 [inline]
WARNING: CPU: 1 PID: 9516 at include/linux/backing-dev.h:335 account_page_dirtied+0x8df/0xbb0 mm/page-writeback.c:2437
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 9516 Comm: syz-executor.4 Not tainted 4.14.302-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:967
RIP: 0010:inode_to_wb include/linux/backing-dev.h:335 [inline]
RIP: 0010:account_page_dirtied+0x8df/0xbb0 mm/page-writeback.c:2437
RSP: 0018:ffff888046b0f590 EFLAGS: 00010046
RAX: 0000000000040000 RBX: ffff8880aed4f500 RCX: ffffc9000a00c000
RDX: 0000000000040000 RSI: ffffffff816b4bbf RDI: 0000000000000082
RBP: ffff88808fed1c68 R08: ffffffff8ba6f5fc R09: 000000000000221a
R10: 0000000000000001 R11: ffff8880aaa20180 R12: ffffea00024da540
R13: ffff88808fed1ad8 R14: ffff88808fed1ad8 R15: ffffea00024da560
 __set_page_dirty+0x77/0x2a0 fs/buffer.c:634
 mark_buffer_dirty+0x307/0x480 fs/buffer.c:1173
 gfs2_unpin+0xc7/0xeb0 fs/gfs2/lops.c:107
 buf_lo_after_commit+0x12d/0x1f0 fs/gfs2/lops.c:510
 lops_after_commit fs/gfs2/lops.h:64 [inline]
 gfs2_log_flush+0x7fc/0x1ad0 fs/gfs2/log.c:759
 gfs2_write_inode+0x2f4/0x460 fs/gfs2/super.c:759
 write_inode fs/fs-writeback.c:1241 [inline]
 __writeback_single_inode+0x6a4/0x1010 fs/fs-writeback.c:1439
 writeback_single_inode+0x1f3/0x370 fs/fs-writeback.c:1493
 sync_inode fs/fs-writeback.c:2494 [inline]
 sync_inode_metadata+0x79/0xa0 fs/fs-writeback.c:2514
 gfs2_fsync+0x1c8/0x2f0 fs/gfs2/file.c:669
 vfs_fsync_range+0x103/0x260 fs/sync.c:196
 generic_write_sync include/linux/fs.h:2684 [inline]
 generic_file_write_iter+0x410/0x650 mm/filemap.c:3212
 gfs2_file_write_iter+0x2db/0x3b0 fs/gfs2/file.c:720
 call_write_iter include/linux/fs.h:1780 [inline]
 do_iter_readv_writev+0x4cf/0x5f0 fs/read_write.c:675
 do_iter_write+0x152/0x550 fs/read_write.c:954
 vfs_writev+0x125/0x290 fs/read_write.c:999
 do_pwritev fs/read_write.c:1088 [inline]
 SYSC_pwritev fs/read_write.c:1135 [inline]
 SyS_pwritev+0x15a/0x200 fs/read_write.c:1130
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7f65b9dd30a9
RSP: 002b:00007f65b8345168 EFLAGS: 00000246 ORIG_RAX: 0000000000000128
RAX: ffffffffffffffda RBX: 00007f65b9ef2f80 RCX: 00007f65b9dd30a9
RDX: 0000000000000001 RSI: 0000000020000080 RDI: 0000000000000004
RBP: 00007f65b9e2eae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000004000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe74973b1f R14: 00007f65b8345300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..