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: 11613 Comm: syz-executor.5 Not tainted 4.14.134 #30
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8880621223c0 task.stack: ffff888055be0000
RIP: 0010:rxrpc_connect_call+0xc9/0x41a0 net/rxrpc/conn_client.c:684
RSP: 0018:ffff888055be7738 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc90006e45000
RDX: 0000000000000003 RSI: ffffffff8593c089 RDI: 0000000000000018
RBP: ffff888055be7880 R08: 0000000000000001 R09: ffff888062122c60
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888084445c00
R13: ffff888062220660 R14: ffff888062220650 R15: ffff888055be7998
FS:  00007fa876813700(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f69be16a518 CR3: 000000009fdeb000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
syz-executor.2: 
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
vmalloc: allocation failure: 0 bytes
 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
, mode:0x14000c0(GFP_KERNEL), nodemask=
(null)
 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
syz-executor.2 cpuset=
 ___sys_sendmsg+0x349/0x840 net/socket.c:2062
syz2
 mems_allowed=0-1
 __sys_sendmmsg+0x152/0x3a0 net/socket.c:2152
CPU: 1 PID: 11631 Comm: syz-executor.2 Not tainted 4.14.134 #30
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 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
 __vmalloc_node_range mm/vmalloc.c:1780 [inline]
 __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x459829
RSP: 002b:00007fa876812c78 EFLAGS: 00000246
 __vmalloc_node mm/vmalloc.c:1809 [inline]
 __vmalloc_node_flags mm/vmalloc.c:1823 [inline]
 vmalloc+0x46/0x50 mm/vmalloc.c:1845
 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459829
RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa8768136d4
R13: 00000000004c7000 R14: 00000000004dc570 R15: 00000000ffffffff
Code: 
 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495
e8 
03 
80 
3c 
18 
 __vfs_write+0x105/0x6b0 fs/read_write.c:480
00 
0f 
85 
6f 
39 
00 
00 
48 
 vfs_write+0x198/0x500 fs/read_write.c:544
8b 
 SYSC_write fs/read_write.c:590 [inline]
 SyS_write+0xfd/0x230 fs/read_write.c:582
85 
28 
ff 
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
ff 
ff 
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
48 
RIP: 0033:0x459829
8b 
RSP: 002b:00007f8b5c145c78 EFLAGS: 00000246
18 
 ORIG_RAX: 0000000000000001
48 
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
b8 
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
00 
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
00 
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8b5c1466d4
00 
R13: 00000000004c99f2 R14: 00000000004e1010 R15: 00000000ffffffff
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: ffff888055be7738
kobject: 'loop1' (ffff8880a49977a0): kobject_uevent_env
kobject: 'loop1' (ffff8880a49977a0): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'loop0' (ffff8880a4926ea0): kobject_uevent_env
kobject: 'loop0' (ffff8880a4926ea0): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'loop4' (ffff8880a4a7e9e0): kobject_uevent_env
kobject: 'loop4' (ffff8880a4a7e9e0): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop3' (ffff8880a4a26960): kobject_uevent_env
kobject: 'loop3' (ffff8880a4a26960): fill_kobj_path: path = '/devices/virtual/block/loop3'
---[ end trace e6dcf950130403c3 ]---