IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
------------[ cut here ]------------
kernel BUG at mm/slab.c:4427!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
Modules linked in:
IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
CPU: 0 PID: 6965 Comm: syz-executor.0 Not tainted 4.14.139 #35
bridge0: port 1(bridge_slave_0) entered blocking state
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff88807c90e040 task.stack: ffff88805d2d8000
RIP: 0010:__check_heap_object+0x58/0x5a mm/slab.c:4427
RSP: 0018:ffff88805d2dfbc0 EFLAGS: 00010293
bridge0: port 1(bridge_slave_0) entered forwarding state
RAX: 00000000000f0f0f RBX: 0000000000000711 RCX: 000000000000000c
RDX: 00000000e1e1e1df RSI: 0000000000000711 RDI: ffff88805d3121fd
RBP: ffff88805d2dfc00 R08: ffff8880aa800dc0 R09: ffff88805d312200
R10: ffff88821fff8050 R11: 0000000000000001 R12: ffff88805d3121fd
R13: ffffea000174c480 R14: 0000000000000001 R15: ffffea000174c480
IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
FS:  00007f623a4c6700(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33023000 CR3: 00000000a4dc0000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 check_object_size include/linux/thread_info.h:108 [inline]
 check_copy_size include/linux/thread_info.h:139 [inline]
 copy_to_user include/linux/uaccess.h:154 [inline]
 bpf_test_finish.isra.0+0x9a/0x150 net/bpf/test_run.c:59
bridge0: port 2(bridge_slave_1) entered blocking state
 bpf_prog_test_run_skb+0x5af/0x9a0 net/bpf/test_run.c:144
bridge0: port 2(bridge_slave_1) entered forwarding state
 bpf_prog_test_run kernel/bpf/syscall.c:1258 [inline]
 SYSC_bpf kernel/bpf/syscall.c:1520 [inline]
 SyS_bpf+0x749/0x38f3 kernel/bpf/syscall.c:1469
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x459829
IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
RSP: 002b:00007f623a4c5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
RDX: 0000000000000028 RSI: 00000000200002c0 RDI: 000000000000000a
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f623a4c66d4
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
Code: 
IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
e8 41 39 
hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
40 24 76 24 41 0f af 40 14 4c 
hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
01 c8 48 29 c7 49 63 40 74 
IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
48 39 f8 72 08 48 29 f8 48 39 f0 73 
IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
05 49 8b 40 
8021q: adding VLAN 0 to HW filter on device batadv0
58 c3 31 c0 
kobject: 'vlan0' (ffff888078e68a00): kobject_add_internal: parent: 'mesh', set: '<NULL>'
c3 <0f> 0b 44 89 
IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
e9 48 c7 c7 30 d6 41 87 89 75 d4 4c 8d 
IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
45 cc 81 e1 
IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
RIP: __check_heap_object+0x58/0x5a mm/slab.c:4427 RSP: ffff88805d2dfbc0
---[ end trace 3ead0f80c62e2792 ]---
IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready