syzbot

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WARNING: CPU: 1 PID: 3664 at fs/ext4/inode.c:3628 ext4_dirty_folio+0x16d/0x340
Modules linked in:
CPU: 1 PID: 3664 Comm: syz-executor134 Not tainted 6.0.0-rc5-syzkaller-00094-ga335366bad13 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
RIP: 0010:ext4_dirty_folio+0x16d/0x340 fs/ext4/inode.c:3628
Code: 48 83 3b 00 74 1f e8 e2 7f 52 ff 48 8b 3c 24 4c 89 ee 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 78 49 c5 ff e8 c3 7f 52 ff <0f> 0b eb dd e8 ba 7f 52 ff 0f 0b eb af e8 b1 7f 52 ff e9 3d 01 00
RSP: 0018:ffffc90003a1fb58 EFLAGS: 00010293
RAX: ffffffff8237183d RBX: ffffea0001c7ade8 RCX: ffff8880763d1d80
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 1ffffd400038f5b8 R08: ffffffff82371772 R09: fffff9400038f5b9
R10: fffff9400038f5b9 R11: 1ffffd400038f5b8 R12: dffffc0000000000
R13: ffffea0001c7adc0 R14: 0000000000000001 R15: ffffea0001c7adc8
FS:  00007fe4f0509700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe4f0529c18 CR3: 000000007aa8a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 unpin_user_pages_dirty_lock+0x3d5/0x710 mm/gup.c:336
 xdp_umem_unpin_pages net/xdp/xdp_umem.c:28 [inline]
 xdp_umem_pin_pages+0x1df/0x330 net/xdp/xdp_umem.c:123
 xdp_umem_reg net/xdp/xdp_umem.c:219 [inline]
 xdp_umem_create+0x804/0xba0 net/xdp/xdp_umem.c:252
 xsk_setsockopt+0x7dc/0x9f0 net/xdp/xsk.c:1100
 __sys_setsockopt+0x65d/0xa00 net/socket.c:2252
 __do_sys_setsockopt net/socket.c:2263 [inline]
 __se_sys_setsockopt net/socket.c:2260 [inline]
 __x64_sys_setsockopt+0xb1/0xc0 net/socket.c:2260
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fe4f0579b89
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:00007fe4f0509308 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fe4f06034f8 RCX: 00007fe4f0579b89
RDX: 0000000000000004 RSI: 000000000000011b RDI: 0000000000000006
RBP: 00007fe4f06034f0 R08: 0000000000200d6f R09: 0000000000000000
R10: 0000000020000040 R11: 0000000000000246 R12: 00007fe4f06034fc
R13: 00007fe4f05d02b8 R14: 652e79726f6d656d R15: 0000000000022000
 </TASK>