------------[ cut here ]------------ XDP_WARN: xdp_update_frame_from_buff(line:274): Driver BUG: missing reserved tailroom WARNING: CPU: 0 PID: 4053 at net/core/xdp.c:599 xdp_warn+0xf/0x20 net/core/xdp.c:599 Modules linked in: CPU: 0 PID: 4053 Comm: syz-executor387 Not tainted 5.17.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:xdp_warn+0xf/0x20 net/core/xdp.c:599 Code: 03 38 d0 7c 04 84 d2 75 09 83 7b 0c 01 5b 0f 94 c0 c3 e8 64 19 09 fb eb f0 66 90 48 89 f9 48 c7 c7 e0 bf e2 89 e8 de cf 9f 01 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 b8 00 00 00 RSP: 0018:ffffc900041df708 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88807e150198 RCX: 0000000000000000 RDX: 0000000000000201 RSI: 0000000000000008 RDI: fffff5200083bed3 RBP: ffff88807e150000 R08: 0000000000000000 R09: ffffc900041df37f R10: fffff5200083be6f R11: 0000000000000001 R12: ffff88807e150058 R13: 0000000000000d00 R14: 0000000000000000 R15: 0000000000000000 FS: 0000555555dc3300(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 0000000074372000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: xdp_update_frame_from_buff include/net/xdp.h:274 [inline] xdp_update_frame_from_buff include/net/xdp.h:260 [inline] xdp_test_run_init_page+0x3ae/0x5f0 net/bpf/test_run.c:143 page_pool_set_pp_info net/core/page_pool.c:268 [inline] __page_pool_alloc_pages_slow+0x1db/0xcb0 net/core/page_pool.c:339 page_pool_dev_alloc_pages include/net/page_pool.h:197 [inline] xdp_test_run_batch net/bpf/test_run.c:280 [inline] bpf_test_run_xdp_live+0x4c4/0x1710 net/bpf/test_run.c:363 bpf_prog_test_run_xdp+0x721/0x11f0 net/bpf/test_run.c:1317 bpf_prog_test_run kernel/bpf/syscall.c:3363 [inline] __sys_bpf+0x1074/0x4430 kernel/bpf/syscall.c:4665 __do_sys_bpf kernel/bpf/syscall.c:4751 [inline] __se_sys_bpf kernel/bpf/syscall.c:4749 [inline] __x64_sys_bpf+0x70/0xb0 kernel/bpf/syscall.c:4749 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f5232215d29 Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffec874bb38 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5232215d29 RDX: 0000000000000048 RSI: 0000000020000000 RDI: 000000000000000a RBP: 00007f52321d9ed0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f52321d9f60 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000