F2FS-fs (loop5): Found nat_bits in checkpoint
F2FS-fs (loop5): Mounted with checkpoint version = 3e17dab1
9pnet: Insufficient options for proto=fd
F2FS-fs (loop5): Bitmap was wrongly cleared, blk:5835
------------[ cut here ]------------
kernel BUG at fs/f2fs/segment.c:2075!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 14981 Comm: kworker/u4:1 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Workqueue: writeback wb_workfn (flush-7:5)
RIP: 0010:update_sit_entry+0x100a/0x1300 fs/f2fs/segment.c:2075
Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 d7 02 00 00 48 8b 7d 00 44 89 f1 48 c7 c2 e0 4b a8 88 48 c7 c6 a0 4a a8 88 e8 06 7b f6 ff <0f> 0b 4c 89 ff e8 cc 60 7b fe e9 61 f1 ff ff 48 89 df e8 2f 60 7b
RSP: 0018:ffff8882111a7010 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8880a8fbeb90 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff83137d7e RDI: ffffed1042234dd4
RBP: ffff888050981240 R08: 0000000000000035 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000010
R13: 00000000ffffffff R14: 00000000000016cb R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f868da3f008 CR3: 000000020f8ec000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 f2fs_allocate_data_block+0x5f3/0x1e10 fs/f2fs/segment.c:2936
 do_write_page+0x2de/0x670 fs/f2fs/segment.c:3003
 f2fs_outplace_write_data+0x163/0x3c0 fs/f2fs/segment.c:3066
 f2fs_do_write_data_page+0x1761/0x2950 fs/f2fs/data.c:1838
 __write_data_page+0x1eaf/0x22d0 fs/f2fs/data.c:1920
 f2fs_write_cache_pages+0x96e/0x13e0 fs/f2fs/data.c:2107
 __f2fs_write_data_pages fs/f2fs/data.c:2217 [inline]
 f2fs_write_data_pages+0xcc3/0x1060 fs/f2fs/data.c:2244
 do_writepages+0xe5/0x290 mm/page-writeback.c:2344
 __writeback_single_inode+0x10c/0x11d0 fs/fs-writeback.c:1385
 writeback_sb_inodes+0x537/0xef0 fs/fs-writeback.c:1647
 wb_writeback+0x28d/0xcc0 fs/fs-writeback.c:1820
 wb_do_writeback fs/fs-writeback.c:1965 [inline]
 wb_workfn+0x29b/0x1250 fs/fs-writeback.c:2006
 process_one_work+0x864/0x1570 kernel/workqueue.c:2153
 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296
 kthread+0x33f/0x460 kernel/kthread.c:259
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
Modules linked in:
---[ end trace 6f22d5125fd2bdb8 ]---
RIP: 0010:update_sit_entry+0x100a/0x1300 fs/f2fs/segment.c:2075
Code: ff df 48 c1 ea 03 80 3c 02 00 0f 85 d7 02 00 00 48 8b 7d 00 44 89 f1 48 c7 c2 e0 4b a8 88 48 c7 c6 a0 4a a8 88 e8 06 7b f6 ff <0f> 0b 4c 89 ff e8 cc 60 7b fe e9 61 f1 ff ff 48 89 df e8 2f 60 7b
RSP: 0018:ffff8882111a7010 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8880a8fbeb90 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff83137d7e RDI: ffffed1042234dd4
RBP: ffff888050981240 R08: 0000000000000035 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000010
R13: 00000000ffffffff R14: 00000000000016cb R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb2493e8d38 CR3: 00000002193fb000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400