BUG: MAX_LOCKDEP_KEYS too low!
turning off the locking correctness validator.
CPU: 0 PID: 23689 Comm: syz-executor123 Not tainted 5.7.0-rc4-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+0x1e9/0x30e lib/dump_stack.c:118
 register_lock_class+0xc65/0x10d0 kernel/locking/lockdep.c:912
 __lock_acquire+0x102/0x2c30 kernel/locking/lockdep.c:4234
 lock_acquire+0x169/0x480 kernel/locking/lockdep.c:4934
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline]
 _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:175
 spin_lock_bh include/linux/spinlock.h:358 [inline]
 netif_addr_lock_bh include/linux/netdevice.h:4172 [inline]
 __dev_mc_add+0x36/0x4d0 net/core/dev_addr_lists.c:765
 igmp6_group_added+0x158/0x7f0 net/ipv6/mcast.c:672
 __ipv6_dev_mc_inc+0x91c/0xbb0 net/ipv6/mcast.c:931
 ipv6_add_dev+0xb2c/0x1430 net/ipv6/addrconf.c:458
 addrconf_notify+0x5f8/0x3ad0 net/ipv6/addrconf.c:3503
 notifier_call_chain kernel/notifier.c:83 [inline]
 __raw_notifier_call_chain kernel/notifier.c:361 [inline]
 raw_notifier_call_chain+0xd4/0x170 kernel/notifier.c:368
 call_netdevice_notifiers_info net/core/dev.c:1948 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:1960 [inline]
 call_netdevice_notifiers net/core/dev.c:1974 [inline]
 register_netdevice+0x14a4/0x1a50 net/core/dev.c:9423
 veth_newlink+0x636/0xba0 drivers/net/veth.c:1366
 __rtnl_newlink net/core/rtnetlink.c:3333 [inline]
 rtnl_newlink+0x143e/0x1c00 net/core/rtnetlink.c:3391
 rtnetlink_rcv_msg+0x889/0xd40 net/core/rtnetlink.c:5454
 netlink_rcv_skb+0x190/0x3a0 net/netlink/af_netlink.c:2469
 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline]
 netlink_unicast+0x786/0x940 net/netlink/af_netlink.c:1329
 netlink_sendmsg+0xa57/0xd70 net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg net/socket.c:672 [inline]
 ____sys_sendmsg+0x4f9/0x7c0 net/socket.c:2362
 ___sys_sendmsg net/socket.c:2416 [inline]
 __sys_sendmsg+0x2a6/0x360 net/socket.c:2449
 do_syscall_64+0xf3/0x1b0 arch/x86/entry/common.c:295
 entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x441399
Code: e8 5c ad 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 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 0f 83 3b 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffc35516c98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441399
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003
RBP: 00007ffc35516ca0 R08: 0000000100000000 R09: 0000000100000000
R10: 0000000100000000 R11: 0000000000000246 R12: 0000000000032655
R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000