skb linear: 00000120: 74 65 6d 00 00 00 28 00 02 00 00 00 00 00 02 00 ------------[ cut here ]------------ bridge1: caps=(0x00002007ffff78e9, 0x0000000000000000) WARNING: CPU: 0 PID: 5704 at net/core/dev.c:3262 skb_warn_bad_offload+0x118/0x240 net/core/dev.c:3262 Modules linked in: CPU: 0 PID: 5704 Comm: syz-executor.4 Not tainted 6.6.0-rc4-syzkaller-00212-ga950a5921db4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 RIP: 0010:skb_warn_bad_offload+0x118/0x240 net/core/dev.c:3262 Code: 70 03 00 00 e8 49 8c 54 f9 48 81 c5 f0 00 00 00 e8 3d 8c 54 f9 48 89 d9 48 89 ea 4c 89 e6 48 c7 c7 20 1f a3 8b e8 88 b4 1a f9 <0f> 0b 5b 5d 41 5c 41 5d e9 1b 8c 54 f9 e8 16 8c 54 f9 48 89 ea 49 RSP: 0018:ffffc900149875f8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffffffff8ba350a0 RCX: ffffc90009df2000 RDX: 0000000000040000 RSI: ffffffff814df0c6 RDI: 0000000000000001 RBP: ffff8880291780f0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888029178000 R13: 0000000000000062 R14: 000000000000000e R15: 0000000000000000 FS: 00007f7527cc66c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002000f000 CR3: 0000000028678000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __skb_gso_segment+0x3ef/0x710 net/core/gso.c:127 skb_gso_segment include/net/gso.h:83 [inline] netem_segment net/sched/sch_netem.c:427 [inline] netem_enqueue+0x11d3/0x36e0 net/sched/sch_netem.c:505 netem_enqueue+0x1ea6/0x36e0 net/sched/sch_netem.c:492 dev_qdisc_enqueue+0x3f/0x230 net/core/dev.c:3743 __dev_xmit_skb net/core/dev.c:3832 [inline] __dev_queue_xmit+0x1e14/0x3d60 net/core/dev.c:4310 dev_queue_xmit include/linux/netdevice.h:3082 [inline] packet_xmit+0x257/0x380 net/packet/af_packet.c:276 packet_snd net/packet/af_packet.c:3087 [inline] packet_sendmsg+0x24d9/0x5580 net/packet/af_packet.c:3119 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0xd5/0x180 net/socket.c:745 __sys_sendto+0x255/0x340 net/socket.c:2194 __do_sys_sendto net/socket.c:2206 [inline] __se_sys_sendto net/socket.c:2202 [inline] __x64_sys_sendto+0xe0/0x1b0 net/socket.c:2202 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7526e7cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7527cc60c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f7526f9bf80 RCX: 00007f7526e7cae9 RDX: 000000000000fc13 RSI: 0000000020000280 RDI: 0000000000000003 RBP: 00007f7526ec847a R08: 0000000000000000 R09: 000000000000002f R10: 0000000000000800 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f7526f9bf80 R15: 00007fff082d9a38