------------[ cut here ]------------ WARNING: CPU: 0 PID: 4094 at include/linux/skbuff.h:2843 skb_mac_header include/linux/skbuff.h:2843 [inline] WARNING: CPU: 0 PID: 4094 at include/linux/skbuff.h:2843 eth_hdr include/linux/if_ether.h:24 [inline] WARNING: CPU: 0 PID: 4094 at include/linux/skbuff.h:2843 ipvlan_xmit_mode_l2 drivers/net/ipvlan/ipvlan_core.c:592 [inline] WARNING: CPU: 0 PID: 4094 at include/linux/skbuff.h:2843 ipvlan_queue_xmit+0xcba/0x19d0 drivers/net/ipvlan/ipvlan_core.c:644 Modules linked in: CPU: 0 PID: 4094 Comm: syz-executor.0 Not tainted 6.0.0-rc4-syzkaller-00952-g862deb68c1bc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:skb_mac_header include/linux/skbuff.h:2843 [inline] RIP: 0010:eth_hdr include/linux/if_ether.h:24 [inline] RIP: 0010:ipvlan_xmit_mode_l2 drivers/net/ipvlan/ipvlan_core.c:592 [inline] RIP: 0010:ipvlan_queue_xmit+0xcba/0x19d0 drivers/net/ipvlan/ipvlan_core.c:644 Code: 41 0f b7 d6 48 c7 c6 00 e3 75 8a 48 c7 c7 80 e0 75 8a c6 05 2e fd d8 08 01 e8 64 c1 4a 04 0f 0b e9 e5 f7 ff ff e8 a6 fc 8a fc <0f> 0b e9 ac f8 ff ff e8 0a b4 d7 fc e9 ed f4 ff ff e8 10 b4 d7 fc RSP: 0018:ffffc90005637808 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff888077340000 RCX: 0000000000000000 RDX: ffff88801c3c3b00 RSI: ffffffff84f10b6a RDI: 0000000000000003 RBP: ffffc900056379b8 R08: 0000000000000003 R09: 000000000000ffff R10: 000000000000ffff R11: 0000000000000000 R12: ffff88806ea31000 R13: 1ffff92000ac6f06 R14: 000000000000ffff R15: ffff888077340ca0 FS: 00007f384e246700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000051d7d0 CR3: 000000006d587000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ipvlan_start_xmit+0x45/0x150 drivers/net/ipvlan/ipvlan_main.c:220 __netdev_start_xmit include/linux/netdevice.h:4833 [inline] netdev_start_xmit include/linux/netdevice.h:4847 [inline] __dev_direct_xmit+0x500/0x720 net/core/dev.c:4312 dev_direct_xmit include/linux/netdevice.h:3015 [inline] packet_direct_xmit+0x1b3/0x2c0 net/packet/af_packet.c:282 packet_snd net/packet/af_packet.c:3073 [inline] packet_sendmsg+0x3354/0x5500 net/packet/af_packet.c:3104 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 __sys_sendto+0x236/0x340 net/socket.c:2117 __do_sys_sendto net/socket.c:2129 [inline] __se_sys_sendto net/socket.c:2125 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:2125 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+0x63/0xcd RIP: 0033:0x466459 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f384e246188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 RDX: 000000000000000e RSI: 0000000020000080 RDI: 0000000000000005 RBP: 00000000004bf9fb R08: 0000000020000040 R09: 0000000000000014 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007fff0a306bcf R14: 00007f384e246300 R15: 0000000000022000