hsr0: VLAN not yet supported ===================================================== BUG: KMSAN: uninit-value in hsr_fill_frame_info+0x495/0x770 net/hsr/hsr_forward.c:526 hsr_fill_frame_info+0x495/0x770 net/hsr/hsr_forward.c:526 fill_frame_info net/hsr/hsr_forward.c:602 [inline] hsr_forward_skb+0x793/0x3490 net/hsr/hsr_forward.c:616 hsr_dev_xmit+0x223/0x390 net/hsr/hsr_device.c:222 __netdev_start_xmit include/linux/netdevice.h:4683 [inline] netdev_start_xmit include/linux/netdevice.h:4697 [inline] xmit_one+0x2f4/0x840 net/core/dev.c:3473 dev_hard_start_xmit+0x186/0x440 net/core/dev.c:3489 __dev_queue_xmit+0x2123/0x3310 net/core/dev.c:4116 dev_queue_xmit+0x4b/0x60 net/core/dev.c:4149 packet_snd net/packet/af_packet.c:3057 [inline] packet_sendmsg+0x8758/0x9cb0 net/packet/af_packet.c:3084 sock_sendmsg_nosec net/socket.c:705 [inline] sock_sendmsg net/socket.c:725 [inline] __sys_sendto+0x9ef/0xc70 net/socket.c:2040 __do_sys_sendto net/socket.c:2052 [inline] __se_sys_sendto net/socket.c:2048 [inline] __ia32_sys_sendto+0x1a4/0x220 net/socket.c:2048 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was created at: slab_post_alloc_hook mm/slab.h:737 [inline] slab_alloc_node mm/slub.c:3247 [inline] __kmalloc_node_track_caller+0xe0c/0x1510 mm/slub.c:4975 kmalloc_reserve net/core/skbuff.c:354 [inline] __alloc_skb+0x545/0xf90 net/core/skbuff.c:426 alloc_skb include/linux/skbuff.h:1158 [inline] alloc_skb_with_frags+0x1db/0xbc0 net/core/skbuff.c:5956 sock_alloc_send_pskb+0xdf4/0xfc0 net/core/sock.c:2586 packet_alloc_skb net/packet/af_packet.c:2905 [inline] packet_snd net/packet/af_packet.c:3000 [inline] packet_sendmsg+0x6914/0x9cb0 net/packet/af_packet.c:3084 sock_sendmsg_nosec net/socket.c:705 [inline] sock_sendmsg net/socket.c:725 [inline] __sys_sendto+0x9ef/0xc70 net/socket.c:2040 __do_sys_sendto net/socket.c:2052 [inline] __se_sys_sendto net/socket.c:2048 [inline] __ia32_sys_sendto+0x1a4/0x220 net/socket.c:2048 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c CPU: 0 PID: 11691 Comm: syz-executor.3 Not tainted 5.17.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 =====================================================