general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 0 PID: 22883 Comm: syz-executor.0 Not tainted 5.9.0-rc8-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ieee80211_key_free+0x34/0x320 net/mac80211/key.c:893
Code: 50 89 f3 49 89 fc e8 9b 4f 81 f9 4d 85 e4 0f 84 ae 00 00 00 48 bd 00 00 00 00 00 fc ff df 4d 8d 7c 24 08 4d 89 fe 49 c1 ee 03 <41> 80 3c 2e 00 74 08 4c 89 ff e8 3d 35 c1 f9 4d 8b 2f 4d 85 ed 0f
RSP: 0018:ffffc90001b27880 EFLAGS: 00010202
RAX: ffffffff87f3ae55 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc90001ee9000 RSI: 0000000000000dca RDI: 0000000000000dcb
RBP: dffffc0000000000 R08: ffffffff87ecd70b R09: fffffbfff135f926
R10: fffffbfff135f926 R11: 0000000000000000 R12: 0000000000000002
R13: dffffc0000000000 R14: 0000000000000001 R15: 000000000000000a
FS:  00007f961bd19700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000500c70 CR3: 0000000087d4e000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ieee80211_del_key+0x30c/0x360 net/mac80211/cfg.c:531
 rdev_del_key net/wireless/rdev-ops.h:107 [inline]
 nl80211_del_key+0x4a3/0x760 net/wireless/nl80211.c:4204
 genl_family_rcv_msg_doit net/netlink/genetlink.c:669 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:714 [inline]
 genl_rcv_msg+0xaf5/0xd70 net/netlink/genetlink.c:731
 netlink_rcv_skb+0x190/0x3a0 net/netlink/af_netlink.c:2470
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:742
 netlink_unicast_kernel net/netlink/af_netlink.c:1304 [inline]
 netlink_unicast+0x786/0x940 net/netlink/af_netlink.c:1330
 netlink_sendmsg+0xa57/0xd70 net/netlink/af_netlink.c:1919
 sock_sendmsg_nosec net/socket.c:651 [inline]
 sock_sendmsg net/socket.c:671 [inline]
 ____sys_sendmsg+0x519/0x800 net/socket.c:2353
 ___sys_sendmsg net/socket.c:2407 [inline]
 __sys_sendmsg+0x2b1/0x360 net/socket.c:2440
 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45de59
Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f961bd18c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000002b140 RCX: 000000000045de59
RDX: 0000000000000000 RSI: 0000000020000580 RDI: 0000000000000005
RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c
R13: 00007ffe518541cf R14: 00007f961bd199c0 R15: 000000000118bf2c
Modules linked in:
---[ end trace c7b0cc631b0ddeeb ]---
RIP: 0010:ieee80211_key_free+0x34/0x320 net/mac80211/key.c:893
Code: 50 89 f3 49 89 fc e8 9b 4f 81 f9 4d 85 e4 0f 84 ae 00 00 00 48 bd 00 00 00 00 00 fc ff df 4d 8d 7c 24 08 4d 89 fe 49 c1 ee 03 <41> 80 3c 2e 00 74 08 4c 89 ff e8 3d 35 c1 f9 4d 8b 2f 4d 85 ed 0f
RSP: 0018:ffffc90001b27880 EFLAGS: 00010202
RAX: ffffffff87f3ae55 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc90001ee9000 RSI: 0000000000000dca RDI: 0000000000000dcb
RBP: dffffc0000000000 R08: ffffffff87ecd70b R09: fffffbfff135f926
R10: fffffbfff135f926 R11: 0000000000000000 R12: 0000000000000002
R13: dffffc0000000000 R14: 0000000000000001 R15: 000000000000000a
FS:  00007f961bd19700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f99cf5b9000 CR3: 0000000087d4e000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400