Cannot find add_set index 670 as target ------------[ cut here ]------------ net/hsr/hsr_forward.c:366: Malformed frame (port_src hsr0) WARNING: CPU: 0 PID: 5587 at net/hsr/hsr_forward.c:365 hsr_forward_skb+0x1238/0x1c30 net/hsr/hsr_forward.c:365 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 5587 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 panic+0x26a/0x50e kernel/panic.c:186 __warn.cold+0x20/0x5a kernel/panic.c:541 report_bug+0x262/0x2b0 lib/bug.c:183 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038 RIP: 0010:hsr_forward_skb+0x1238/0x1c30 net/hsr/hsr_forward.c:365 Code: fb ff ff e8 aa 44 77 f9 4c 89 e1 ba 6e 01 00 00 48 c7 c6 80 e2 70 89 48 c7 c7 c0 e2 70 89 c6 05 eb 6c 23 03 01 e8 6d 7c 07 00 <0f> 0b 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 80 3c 02 RSP: 0018:ffff8880407cf930 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed10080f9f18 RBP: ffff88809288c1c0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: ffff888094aecbc0 R13: ffff88809996c480 R14: ffff88809996c490 R15: ffff88809288c1c0 hsr_dev_xmit+0x6b/0xa0 net/hsr/hsr_device.c:242 __netdev_start_xmit include/linux/netdevice.h:4349 [inline] netdev_start_xmit include/linux/netdevice.h:4363 [inline] dev_direct_xmit+0x3f9/0x6d0 net/core/dev.c:3905 packet_snd net/packet/af_packet.c:2988 [inline] packet_sendmsg+0x25ae/0x7720 net/packet/af_packet.c:3013 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:661 __sys_sendto+0x21a/0x320 net/socket.c:1899 __do_sys_sendto net/socket.c:1911 [inline] __se_sys_sendto net/socket.c:1907 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1907 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7ff1c43af0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007ff1c2900168 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007ff1c44cf050 RCX: 00007ff1c43af0f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008 RBP: 00007ff1c440aae9 R08: 0000000020000040 R09: 0000000000000014 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe2db7340f R14: 00007ff1c2900300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds..