kasan: CONFIG_KASAN_INLINE enabled
 sock_alloc+0x3c/0x270 net/socket.c:569
 __sock_create+0x8a/0x620 net/socket.c:1239
kasan: GPF could be caused by NULL-ptr deref or user memory access
 sock_create net/socket.c:1315 [inline]
 SYSC_socket net/socket.c:1345 [inline]
 SyS_socket+0xd1/0x1b0 net/socket.c:1325
general protection fault: 0000 [#1] PREEMPT SMP KASAN
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
Modules linked in:
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
CPU: 0 PID: 31126 Comm: syz-executor.3 Not tainted 4.14.218-syzkaller #0
RIP: 0033:0x465b09
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RSP: 002b:00007f06b48b4188 EFLAGS: 00000246
task: ffff888098394240 task.stack: ffff8880747e0000
 ORIG_RAX: 0000000000000029
RIP: 0010:vhost_umem_interval_tree_iter_first drivers/vhost/vhost.c:53 [inline]
RIP: 0010:vhost_del_umem_range drivers/vhost/vhost.c:971 [inline]
RIP: 0010:vhost_process_iotlb_msg drivers/vhost/vhost.c:1042 [inline]
RIP: 0010:vhost_chr_write_iter drivers/vhost/vhost.c:1071 [inline]
RIP: 0010:vhost_chr_write_iter+0x863/0x10f0 drivers/vhost/vhost.c:1055
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RSP: 0018:ffff8880747e7c00 EFLAGS: 00010246
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000002
RBP: 00007f06b48b41d0 R08: 0000000000000000 R09: 0000000000000000
RAX: dffffc0000000000 RBX: ffff888072a29800 RCX: 0000000000000000
RDX: 0000000000000002 RSI: ffffffff857c5295 RDI: ffff888072a298c0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
RBP: ffffed100e545311 R08: 0000000000000000 R09: 0000000000040620
R13: 00007ffdb9f5c8ef R14: 00007f06b48b4300 R15: 0000000000022000
R10: ffff888098394b18 R11: ffff888098394240 R12: 0000000000000002
socket: no more sockets
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff1100e8fcf87
FS:  00007fc2d7fe5700(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc1ff72b10 CR3: 000000009b1c4000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
vhci_hcd vhci_hcd.0: devid(0) speed(2) speed_str(full-speed)
Call Trace:
vhci_hcd: connection closed
vhci_hcd: stop threads
 call_write_iter include/linux/fs.h:1778 [inline]
 new_sync_write fs/read_write.c:469 [inline]
 __vfs_write+0x44c/0x630 fs/read_write.c:482
vhci_hcd: release socket
 vfs_write+0x17f/0x4d0 fs/read_write.c:544
 SYSC_write fs/read_write.c:590 [inline]
 SyS_write+0xf2/0x210 fs/read_write.c:582
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x465b09
RSP: 002b:00007fc2d7fe5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000000000048 RSI: 0000000020000380 RDI: 0000000000000004
RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007fff8126242f R14: 00007fc2d7fe5300 R15: 0000000000022000
Code: ff df 48 89 f9 48 c1 e9 03 80 3c 01 00 0f 85 cd 06 00 00 4c 8b ab c0 00 00 
vhci_hcd: disconnect device
00 48 b8 00 00 00 00 00 fc ff df 4c 89 e9 48 c1 e9 03 <80> 3c 01 00 0f 85 96 06 00 00 49 8b 6d 00 48 85 ed 0f 84 e4 03 
RIP: vhost_umem_interval_tree_iter_first drivers/vhost/vhost.c:53 [inline] RSP: ffff8880747e7c00
RIP: vhost_del_umem_range drivers/vhost/vhost.c:971 [inline] RSP: ffff8880747e7c00
RIP: vhost_process_iotlb_msg drivers/vhost/vhost.c:1042 [inline] RSP: ffff8880747e7c00
RIP: vhost_chr_write_iter drivers/vhost/vhost.c:1071 [inline] RSP: ffff8880747e7c00
RIP: vhost_chr_write_iter+0x863/0x10f0 drivers/vhost/vhost.c:1055 RSP: ffff8880747e7c00
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 31142 Comm: syz-executor.4 Tainted: G      D         4.14.218-syzkaller #0
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+0x1b2/0x281 lib/dump_stack.c:58
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold+0x10a/0x149 lib/fault-inject.c:149
 should_failslab+0xd6/0x130 mm/failslab.c:32
 slab_pre_alloc_hook mm/slab.h:421 [inline]
 slab_alloc mm/slab.c:3376 [inline]
 kmem_cache_alloc_trace+0x29a/0x3d0 mm/slab.c:3616
 kmalloc include/linux/slab.h:488 [inline]
 call_modprobe kernel/kmod.c:80 [inline]
 __request_module+0x1f6/0x900 kernel/kmod.c:171
---[ end trace 76393c4a983a3a1f ]---