general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 PID: 7467 Comm: syz-executor.5 Not tainted 5.12.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:nla_get_le16 include/net/netlink.h:1599 [inline]
RIP: 0010:ieee802154_llsec_parse_dev_addr+0x2b3/0x370 net/ieee802154/nl802154.c:1311
Code: 00 0f 85 d5 00 00 00 48 89 5d 08 e9 5c ff ff ff e8 32 c8 e2 f8 49 8d 7e 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 04 84 d2 75 7d 48
RSP: 0018:ffffc9001648f380 EFLAGS: 00010247
RAX: dffffc0000000000 RBX: 0000000000000002 RCX: ffffc90013f2d000
RDX: 0000000000000000 RSI: ffffffff8891294e RDI: 0000000000000004
RBP: ffffc9001648f568 R08: ffffffff8a8a5360 R09: ffffffff88912891
R10: 0000000000000002 R11: 0000000000000002 R12: 1ffff92002c91e70
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888027592474
FS:  00007f92e64d2700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007efd4db4d718 CR3: 0000000023766000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ieee802154_llsec_parse_key_id+0x343/0x410 net/ieee802154/nl802154.c:1349
 nl802154_add_llsec_devkey+0x24f/0x430 net/ieee802154/nl802154.c:1935
 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739
 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
 genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800
 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2502
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811
 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]
 netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338
 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927
 sock_sendmsg_nosec net/socket.c:654 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:674
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x466459
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:00007f92e64d2188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459
RDX: 0000000000000000 RSI: 0000000020000540 RDI: 0000000000000008
RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007ffe6bb9fc5f R14: 00007f92e64d2300 R15: 0000000000022000
Modules linked in:
---[ end trace 9493777e5a900db7 ]---
RIP: 0010:nla_get_le16 include/net/netlink.h:1599 [inline]
RIP: 0010:ieee802154_llsec_parse_dev_addr+0x2b3/0x370 net/ieee802154/nl802154.c:1311
Code: 00 0f 85 d5 00 00 00 48 89 5d 08 e9 5c ff ff ff e8 32 c8 e2 f8 49 8d 7e 04 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 04 84 d2 75 7d 48
RSP: 0018:ffffc9001648f380 EFLAGS: 00010247
RAX: dffffc0000000000 RBX: 0000000000000002 RCX: ffffc90013f2d000
RDX: 0000000000000000 RSI: ffffffff8891294e RDI: 0000000000000004
RBP: ffffc9001648f568 R08: ffffffff8a8a5360 R09: ffffffff88912891
R10: 0000000000000002 R11: 0000000000000002 R12: 1ffff92002c91e70
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888027592474
FS:  00007f92e64d2700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f92e642d718 CR3: 0000000023766000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400