------------[ cut here ]------------ skb_assert_len WARNING: CPU: 0 PID: 14457 at include/linux/skbuff.h:2527 skb_assert_len include/linux/skbuff.h:2527 [inline] WARNING: CPU: 0 PID: 14457 at include/linux/skbuff.h:2527 __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156 Modules linked in: CPU: 0 PID: 14457 Comm: syz-executor.2 Not tainted 6.2.0-syzkaller-18302-g596b6b709632 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : skb_assert_len include/linux/skbuff.h:2527 [inline] pc : __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156 lr : skb_assert_len include/linux/skbuff.h:2527 [inline] lr : __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156 sp : ffff80001fd67720 x29: ffff80001fd67940 x28: dfff800000000000 x27: dfff800000000000 x26: ffff00012af90000 x25: 1ffff00003facf4d x24: 1ffff00003facf4c x23: 0000000000000000 x22: 1fffe0001997eea2 x21: ffff0000ccbf7510 x20: ffff0000ccbf7500 x19: ffff80001856e000 x18: 1fffe0003689b776 x17: 0000000000000000 x16: ffff80001235d16c x15: 0000000000000000 x14: 1ffff00002b720af x13: dfff800000000000 x12: 0000000000040000 x11: 00000000000012a1 x10: ffff800022e8a000 x9 : 5101174b2c6eff00 x8 : 5101174b2c6eff00 x7 : ffff800008356f24 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800008596744 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000000e Call trace: skb_assert_len include/linux/skbuff.h:2527 [inline] __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156 dev_queue_xmit include/linux/netdevice.h:3033 [inline] packet_sendmsg_spkt+0xb14/0xf7c net/packet/af_packet.c:2068 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg net/socket.c:734 [inline] __sys_sendto+0x3b4/0x504 net/socket.c:2120 __do_sys_sendto net/socket.c:2132 [inline] __se_sys_sendto net/socket.c:2128 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2128 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 128 hardirqs last enabled at (127): [] console_emit_next_record+0x8fc/0xb08 kernel/printk/printk.c:2831 hardirqs last disabled at (128): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (98): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (96): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- skb len=0 headroom=16 headlen=0 tailroom=176 mac=(16,0) net=(16,-1) trans=-1 shinfo(txflags=0 nr_frags=0 gso(size=0 type=0 segs=0)) csum(0x0 ip_summed=0 complete_sw=0 valid=0 level=0) hash(0x0 sw=0 l4=0) proto=0x0000 pkttype=0 iif=0 dev name=sit0 feat=0x00000006401d7869 sk family=17 type=10 proto=0