8021q: adding VLAN 0 to HW filter on device batadv0 kasan: CONFIG_KASAN_INLINE enabled IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready kasan: GPF could be caused by NULL-ptr deref or user memory access IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready general protection fault: 0000 [#1] PREEMPT SMP KASAN bridge0: port 2(bridge_slave_1) entered blocking state Modules linked in: CPU: 0 PID: 6552 Comm: syz-executor.1 Not tainted 4.16.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__read_once_size include/linux/compiler.h:188 [inline] RIP: 0010:net_generic include/net/netns/generic.h:45 [inline] RIP: 0010:xt_rateest_tg_checkentry+0xe6/0xbd0 net/netfilter/xt_RATEEST.c:112 RSP: 0018:ffff8800993e7808 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 1ffff1001327cf04 RCX: 1ffffffff0fba56c RDX: 0000000000000288 RSI: ffffffff87237760 RDI: 0000000000001440 RBP: ffff8800993e78e8 R08: ffff88009939a918 R09: 0000000000000000 R10: 0000000000000000 R11: ffff88009939a040 R12: 0000000000000028 bridge0: port 2(bridge_slave_1) entered forwarding state R13: ffff8800993e7b88 R14: 0000000000000000 R15: ffff8800993e78c0 FS: 00007f3e1b7cc700(0000) GS:ffff8800aec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc8a66bd08 CR3: 000000008b79e000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready xt_check_target+0x200/0x640 net/netfilter/x_tables.c:988 IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready check_target net/ipv4/netfilter/arp_tables.c:413 [inline] find_check_entry net/ipv4/netfilter/arp_tables.c:436 [inline] translate_table+0xdb8/0x1dc0 net/ipv4/netfilter/arp_tables.c:586 bridge0: port 1(bridge_slave_0) entered blocking state do_replace net/ipv4/netfilter/arp_tables.c:991 [inline] do_arpt_set_ctl+0x257/0x540 net/ipv4/netfilter/arp_tables.c:1470 bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x5c/0xb0 net/netfilter/nf_sockopt.c:115 IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready ip_setsockopt+0x59/0x70 net/ipv4/ip_sockglue.c:1261 udp_setsockopt+0x16/0x30 net/ipv4/udp.c:2406 sock_common_setsockopt+0x73/0xf0 net/core/sock.c:2979 SYSC_setsockopt net/socket.c:1850 [inline] SyS_setsockopt+0x140/0x210 net/socket.c:1829 IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready do_syscall_64+0x1c7/0x6a0 arch/x86/entry/common.c:287 IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready entry_SYSCALL_64_after_hwframe+0x42/0xb7 IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready RIP: 0033:0x45a919 RSP: 002b:00007f3e1b7cbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a919 RDX: 0000000000000060 RSI: 0a02000000000000 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000530 R09: 0000000000000000 R10: 0000000020000800 R11: 0000000000000246 R12: 00007f3e1b7cc6d4 R13: 00000000004d1ce8 R14: 00000000004e1d20 R15: 00000000ffffffff Code: e8 IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready 70 97 e5 fb e8 cb 71 hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network ea fb 5a 85 c0 0f 85 b2 02 00 00 49 8d be 40 14 00 00 48 b8 00 00 hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 b1 08 00 00 4d 8b b6 40 14 00 00 e8 94 71 ea RIP: __read_once_size include/linux/compiler.h:188 [inline] RSP: ffff8800993e7808 RIP: net_generic include/net/netns/generic.h:45 [inline] RSP: ffff8800993e7808 RIP: xt_rateest_tg_checkentry+0xe6/0xbd0 net/netfilter/xt_RATEEST.c:112 RSP: ffff8800993e7808 ---[ end trace a67265bba4b67eba ]--- IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready