random: sshd: uninitialized urandom read (32 bytes read) random: sshd: uninitialized urandom read (32 bytes read) audit: type=1400 audit(1563689158.148:36): avc: denied { map } for pid=7088 comm="syz-executor332" path="/root/syz-executor332093320" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 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: 1 PID: 7088 Comm: syz-executor332 Not tainted 4.14.133 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff888097074340 task.stack: ffff888094c18000 RIP: 0010:rxrpc_connect_call+0xc9/0x41a0 /net/rxrpc/conn_client.c:684 RSP: 0018:ffff888094c1f738 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 00000000014000c0 RDX: 0000000000000003 RSI: ffff888094c1f998 RDI: 0000000000000018 RBP: ffff888094c1f880 R08: 0000000000000001 R09: ffff888097074be0 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88808c312c00 R13: ffff888215da81a0 R14: ffff888215da8190 R15: ffff888094c1f998 FS: 0000000000bc1880(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000040 CR3: 000000009a7d4000 CR4: 00000000001406e0 Call Trace: rxrpc_new_client_call+0x8f7/0x1420 /net/rxrpc/call_object.c:276 rxrpc_new_client_call_for_sendmsg /net/rxrpc/sendmsg.c:525 [inline] rxrpc_do_sendmsg+0x91a/0x1103 /net/rxrpc/sendmsg.c:577 rxrpc_sendmsg+0x48a/0x650 /net/rxrpc/af_rxrpc.c:543 sock_sendmsg_nosec /net/socket.c:646 [inline] sock_sendmsg+0xce/0x110 /net/socket.c:656 ___sys_sendmsg+0x349/0x840 /net/socket.c:2062 __sys_sendmmsg+0x152/0x3a0 /net/socket.c:2152 SYSC_sendmmsg /net/socket.c:2183 [inline] SyS_sendmmsg+0x35/0x60 /net/socket.c:2178 do_syscall_64+0x1e8/0x640 /arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x440249 RSP: 002b:00007ffd54dcf9a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440249 RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401ad0 R13: 0000000000401b60 R14: 0000000000000000 R15: 0000000000000000 Code: e8 03 80 3c 18 00 0f 85 6f 39 00 00 48 8b 85 28 ff ff ff 48 8b 18 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 8a 39 00 00 48 8b 5b 18 48 8d bb 00 02 00 00 RIP: rxrpc_connect_call+0xc9/0x41a0 /net/rxrpc/conn_client.c:684 RSP: ffff888094c1f738 ---[ end trace 8d6edeb6a75db461 ]---