------------[ cut here ]------------ hsr_addr_subst_dest: Unknown node WARNING: CPU: 0 PID: 22058 at net/hsr/hsr_framereg.c:313 hsr_addr_subst_dest+0x3ae/0x450 net/hsr/hsr_framereg.c:313 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 22058 Comm: syz-executor.4 Not tainted 4.19.190-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 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:186 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_addr_subst_dest+0x3ae/0x450 net/hsr/hsr_framereg.c:313 Code: 00 79 f9 84 db 0f 85 49 fd ff ff e8 3c ff 78 f9 48 c7 c6 80 7a 70 89 48 c7 c7 40 7a 70 89 c6 05 1e 56 25 03 01 e8 d2 0d 08 00 <0f> 0b e9 23 fd ff ff e8 86 c1 ae f9 e9 c2 fd ff ff 48 89 ef e8 09 RSP: 0018:ffff88803ab8f798 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000018413 RSI: ffffffff814dde61 RDI: ffffed1007571ee5 RBP: ffff888096d75682 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 0000000013c50000 R13: ffff888042049560 R14: 000000008423ed5f R15: 000000000000c2f7 hsr_xmit net/hsr/hsr_forward.c:230 [inline] hsr_forward_do net/hsr/hsr_forward.c:295 [inline] hsr_forward_skb+0x1284/0x1c30 net/hsr/hsr_forward.c:373 hsr_dev_xmit+0x6b/0xa0 net/hsr/hsr_device.c:242 __netdev_start_xmit include/linux/netdevice.h:4345 [inline] netdev_start_xmit include/linux/netdevice.h:4359 [inline] xmit_one net/core/dev.c:3256 [inline] dev_hard_start_xmit+0x1a8/0x920 net/core/dev.c:3272 __dev_queue_xmit+0x269d/0x2e00 net/core/dev.c:3838 packet_snd net/packet/af_packet.c:2988 [inline] packet_sendmsg+0x24e9/0x7130 net/packet/af_packet.c:3013 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:632 __sys_sendto+0x21a/0x320 net/socket.c:1787 __do_sys_sendto net/socket.c:1799 [inline] __se_sys_sendto net/socket.c:1795 [inline] __x64_sys_sendto+0xdd/0x1b0 net/socket.c:1795 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665f9 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:00007f33f25a5188 EFLAGS: 00000246 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 000000000000fdfa RSI: 0000000020000300 RDI: 0000000000000003 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffed3ebc97f R14: 00007f33f25a5300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds..