BUG: unable to handle page fault for address: ffffffff8b992dc0
#PF: supervisor write access in kernel mode
#PF: error_code(0x0003) - permissions violation
PGD df3b067 P4D df3b067 PUD df3c063 PMD 800000000b8001a1 
Oops: Oops: 0003 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 13417 Comm: syz.0.3210 Not tainted 6.17.0-rc1-syzkaller-00207-g815957293639-dirty #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:xfrm_alloc_spi+0xe21/0xf30
Code: 8b 01 f8 4d 8b 36 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 48 8b 5c 24 58 74 08 4c 89 f7 e8 6f 8c 01 f8 <4d> 89 3e 48 b8 00 00 00 00 00 fc ff df 41 80 3c 04 00 49 89 c4 74
RSP: 0018:ffffc90002aff0e0 EFLAGS: 00010246
RAX: 1ffffffff17325b8 RBX: ffff88803a2f0030 RCX: dffffc0000000000
RDX: ffffc9000f099000 RSI: 0000000000000227 RDI: 0000000000000228
RBP: ffffc90002aff230 R08: ffff888037ef1cc0 R09: 0000000000000002
R10: 000000000000000a R11: 0000000000000002 R12: 1ffff1100745e006
R13: ffff888115c2ad30 R14: ffffffff8b992dc0 R15: ffff888115c2ad28
FS:  00007f1e85a2d6c0(0000) GS:ffff8881a3c1c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffff8b992dc0 CR3: 00000000209ca000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 xfrm_alloc_userspi+0x70b/0xc90
 xfrm_user_rcv_msg+0x7a3/0xab0
 netlink_rcv_skb+0x208/0x470
 xfrm_netlink_rcv+0x79/0x90
 netlink_unicast+0x82f/0x9e0
 netlink_sendmsg+0x805/0xb30
 __sock_sendmsg+0x21c/0x270
 ____sys_sendmsg+0x505/0x830
 ___sys_sendmsg+0x21f/0x2a0
 __x64_sys_sendmsg+0x19b/0x260
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1e84b8ebe9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1e85a2d038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f1e84db5fa0 RCX: 00007f1e84b8ebe9
RDX: 0000000000000000 RSI: 0000200000000440 RDI: 0000000000000003
RBP: 00007f1e84c11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f1e84db6038 R14: 00007f1e84db5fa0 R15: 00007ffc03243c18
 </TASK>
Modules linked in:
CR2: ffffffff8b992dc0
---[ end trace 0000000000000000 ]---
RIP: 0010:xfrm_alloc_spi+0xe21/0xf30
Code: 8b 01 f8 4d 8b 36 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 48 8b 5c 24 58 74 08 4c 89 f7 e8 6f 8c 01 f8 <4d> 89 3e 48 b8 00 00 00 00 00 fc ff df 41 80 3c 04 00 49 89 c4 74
RSP: 0018:ffffc90002aff0e0 EFLAGS: 00010246
RAX: 1ffffffff17325b8 RBX: ffff88803a2f0030 RCX: dffffc0000000000
RDX: ffffc9000f099000 RSI: 0000000000000227 RDI: 0000000000000228
RBP: ffffc90002aff230 R08: ffff888037ef1cc0 R09: 0000000000000002
R10: 000000000000000a R11: 0000000000000002 R12: 1ffff1100745e006
R13: ffff888115c2ad30 R14: ffffffff8b992dc0 R15: ffff888115c2ad28
FS:  00007f1e85a2d6c0(0000) GS:ffff8881a3c1c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffff8b992dc0 CR3: 00000000209ca000 CR4: 00000000000006f0
