syzbot

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WARNING: CPU: 1 PID: 5102 at fs/ext4/inode.c:3714 ext4_dirty_folio+0xf8/0x120 fs/ext4/inode.c:3714
Modules linked in:
CPU: 1 PID: 5102 Comm: syz-executor389 Not tainted 6.2.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:ext4_dirty_folio+0xf8/0x120 fs/ext4/inode.c:3714
Code: 1b 31 ff 48 c1 eb 03 83 e3 01 89 de e8 51 9d 5e ff 84 db 0f 85 72 ff ff ff e8 d4 a0 5e ff 0f 0b e9 66 ff ff ff e8 c8 a0 5e ff <0f> 0b eb 88 48 89 df e8 fc a2 ac ff e9 3d ff ff ff e8 f2 a2 ac ff
RSP: 0018:ffffc9000401fbd8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff88807bdc0000 RSI: ffffffff8222c1e8 RDI: ffffea0001db17e8
RBP: ffffea0001db17c0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88807316acf8
R13: dffffc0000000000 R14: ffffea0001db1700 R15: ffffea0001db17c0
FS:  00007fb704ad4700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffb0addf48 CR3: 000000007367c000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 folio_mark_dirty+0xc5/0x140 mm/page-writeback.c:2861
 unpin_user_pages_dirty_lock mm/gup.c:351 [inline]
 unpin_user_pages_dirty_lock+0x414/0x4d0 mm/gup.c:314
 xdp_umem_unpin_pages net/xdp/xdp_umem.c:26 [inline]
 xdp_umem_pin_pages net/xdp/xdp_umem.c:121 [inline]
 xdp_umem_reg net/xdp/xdp_umem.c:217 [inline]
 xdp_umem_create+0xc0a/0x1180 net/xdp/xdp_umem.c:250
 xsk_setsockopt+0x742/0x9f0 net/xdp/xsk.c:1100
 __sys_setsockopt+0x2c6/0x5b0 net/socket.c:2246
 __do_sys_setsockopt net/socket.c:2257 [inline]
 __se_sys_setsockopt net/socket.c:2254 [inline]
 __x64_sys_setsockopt+0xbe/0x160 net/socket.c:2254
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb704b44b99
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 15 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:00007fb704ad4308 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fb704bce4f8 RCX: 00007fb704b44b99
RDX: 0000000000000004 RSI: 000000000000011b RDI: 0000000000000006
RBP: 00007fb704bce4f0 R08: 0000000000000020 R09: 0000000000000000
R10: 0000000020000040 R11: 0000000000000246 R12: 00007fb704bce4fc
R13: 00007fb704b9b2b8 R14: 652e79726f6d656d R15: 0000000000022000
 </TASK>