general protection fault: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 1 PID: 7524 Comm: syz-executor.4 Not tainted 4.14.134 #30
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8880804fc200 task.stack: ffff8880559e8000
RIP: 0010:rxrpc_connect_call+0xc9/0x41a0 net/rxrpc/conn_client.c:684
RSP: 0018:ffff8880559ef738 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000a651000
RDX: 0000000000000003 RSI: ffffffff8593c089 RDI: 0000000000000018
RBP: ffff8880559ef880 R08: 0000000000000001 R09: ffff8880804fcaa0
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888084d5dc00
R13: ffff88805d578860 R14: ffff88805d578850 R15: ffff8880559ef998
FS:  00007f816418d700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000c55a78 CR3: 000000009804e000 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: 0033:0x459829
RSP: 002b:00007f816418cc78 EFLAGS: 00000246 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: 00007f816418d6d4
R13: 00000000004c6fe8 R14: 00000000004dc518 R15: 00000000ffffffff
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: ffff8880559ef738
kobject: 'loop3' (ffff8880a49d4960): kobject_uevent_env
kobject: 'loop3' (ffff8880a49d4960): fill_kobj_path: path = '/devices/virtual/block/loop3'
kobject: 'kvm' (ffff888219ff8490): kobject_uevent_env
kobject: 'kvm' (ffff888219ff8490): fill_kobj_path: path = '/devices/virtual/misc/kvm'
audit: type=1400 audit(1564305362.907:45): avc:  denied  { map } for  pid=7560 comm="syz-executor.1" path="/dev/binder0" dev="devtmpfs" ino=15747 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:device_t:s0 tclass=chr_file permissive=1
kobject: 'loop1' (ffff8880a49837a0): kobject_uevent_env
kobject: 'loop1' (ffff8880a49837a0): fill_kobj_path: path = '/devices/virtual/block/loop1'
kobject: 'kvm' (ffff888219ff8490): kobject_uevent_env
kobject: 'kvm' (ffff888219ff8490): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'kvm' (ffff888219ff8490): kobject_uevent_env
audit: type=1400 audit(1564305362.907:46): avc:  denied  { set_context_mgr } for  pid=7560 comm="syz-executor.1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1
kobject: 'kvm' (ffff888219ff8490): fill_kobj_path: path = '/devices/virtual/misc/kvm'
kobject: 'loop2' (ffff8880a498a6e0): kobject_uevent_env
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#2] PREEMPT SMP KASAN
kobject: 'loop2' (ffff8880a498a6e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
Modules linked in:
CPU: 0 PID: 7569 Comm: syz-executor.4 Tainted: G      D         4.14.134 #30
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
kobject: 'loop1' (ffff8880a49837a0): kobject_uevent_env
task: ffff8880a83525c0 task.stack: ffff888056a38000
RIP: 0010:rxrpc_connect_call+0xc9/0x41a0 net/rxrpc/conn_client.c:684
RSP: 0018:ffff888056a3f738 EFLAGS: 00010206
audit: type=1400 audit(1564305362.907:47): avc:  denied  { call } for  pid=7560 comm="syz-executor.1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000ae55000
RDX: 0000000000000003 RSI: ffffffff8593c089 RDI: 0000000000000018
RBP: ffff888056a3f880 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: ffff8880a83525c0 R12: ffff88809f5abc00
kobject: 'loop1' (ffff8880a49837a0): fill_kobj_path: path = '/devices/virtual/block/loop1'
R13: ffff88805d578860 R14: ffff888084d5dd60 R15: ffff888056a3f998
FS:  00007f816414b700(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000009804e000 CR4: 00000000001426f0
Call Trace:
kobject: 'loop2' (ffff8880a498a6e0): kobject_uevent_env
 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
kobject: 'loop2' (ffff8880a498a6e0): fill_kobj_path: path = '/devices/virtual/block/loop2'
---[ end trace a088fd839d6c8743 ]---