netlink: 44310 bytes leftover after parsing attributes in process `syz-executor.5'. kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 20541 Comm: syz-executor.2 Not tainted 4.14.232-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff88804826a540 task.stack: ffff8880a02c0000 RIP: 0010:nla_get_le64 include/net/netlink.h:1162 [inline] RIP: 0010:ieee802154_llsec_parse_dev_addr+0x1dc/0x320 net/ieee802154/nl802154.c:1331 RSP: 0018:ffff8880a02c7538 EFLAGS: 00010247 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90007383000 RDX: 0000000000000000 RSI: ffffffff86dae7a2 RDI: 0000000000000004 RBP: ffff8880a02c7730 R08: 0000000000000001 R09: ffff8880a02c7568 R10: ffff8880a02c7597 R11: ffff88804826a540 R12: 1ffff11014058ea7 R13: 0000000000000000 R14: ffff8880a1eff0f4 R15: ffff8880a1eff104 FS: 00007fbdf5781700(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002029c000 CR3: 00000000b001a000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee802154_llsec_parse_key_id+0x2f4/0x3a0 net/ieee802154/nl802154.c:1367 nl802154_del_llsec_devkey+0x1c9/0x330 net/ieee802154/nl802154.c:1985 genl_family_rcv_msg+0x572/0xb20 net/netlink/genetlink.c:600 genl_rcv_msg+0xaf/0x140 net/netlink/genetlink.c:625 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2433 genl_rcv+0x24/0x40 net/netlink/genetlink.c:636 netlink_unicast_kernel net/netlink/af_netlink.c:1287 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1313 netlink_sendmsg+0x62e/0xb80 net/netlink/af_netlink.c:1878 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 __sys_sendmsg+0xa3/0x120 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x4665f9 RSP: 002b:00007fbdf5781188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000004 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffdfbe8e04f R14: 00007fbdf5781300 R15: 0000000000022000 Code: 00 0f 84 a3 00 00 00 80 fb 03 75 63 e8 ce 3d 7a fa 48 8b 5c 24 50 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 04 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 19 01 00 00 48 8d 7d 08 48 8b 5b 04 48 b8 00 RIP: nla_get_le64 include/net/netlink.h:1162 [inline] RSP: ffff8880a02c7538 RIP: ieee802154_llsec_parse_dev_addr+0x1dc/0x320 net/ieee802154/nl802154.c:1331 RSP: ffff8880a02c7538 syz-executor.0 uses obsolete (PF_INET,SOCK_PACKET) ---[ end trace 5c78515ab92a128f ]---