audit: type=1400 audit(1514946215.761:45): avc:  denied  { net_bind_service } for  pid=6250 comm="syz-executor7" capability=10  scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1
WARNING: CPU: 0 PID: 6262 at net/rds/rdma.c:617 rds_cmsg_rdma_args+0xf8a/0x1380 net/rds/rdma.c:617
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 6262 Comm: syz-executor4 Not tainted 4.15.0-rc5+ #172
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+0x194/0x257 lib/dump_stack.c:53
 panic+0x1e4/0x41c kernel/panic.c:183
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x211/0x2d0 lib/bug.c:184
 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178
 fixup_bug arch/x86/kernel/traps.c:247 [inline]
 do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x22/0x40 arch/x86/entry/entry_64.S:1061
RIP: 0010:rds_cmsg_rdma_args+0xf8a/0x1380 net/rds/rdma.c:617
RSP: 0018:ffff8801c553f5b0 EFLAGS: 00010212
RAX: 0000000000010000 RBX: ffff8801c6214738 RCX: ffffffff8514d53a
RDX: 000000000000042d RSI: ffffc90002d9d000 RDI: ffff8801c72fac30
RBP: ffff8801c553f740 R08: 0000000000000000 R09: 1ffff10038aa7e8b
R10: ffff8801c553f420 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d4261200 R14: ffff8801c6214700 R15: 1ffff10038aa7eca
 rds_cmsg_send net/rds/send.c:943 [inline]
 rds_sendmsg+0x144d/0x1f90 net/rds/send.c:1127
 sock_sendmsg_nosec net/socket.c:628 [inline]
 sock_sendmsg+0xca/0x110 net/socket.c:638
 ___sys_sendmsg+0x320/0x8b0 net/socket.c:2018
 __sys_sendmmsg+0x1ee/0x620 net/socket.c:2108
 SYSC_sendmmsg net/socket.c:2139 [inline]
 SyS_sendmmsg+0x35/0x60 net/socket.c:2134
 entry_SYSCALL_64_fastpath+0x23/0x9a
RIP: 0033:0x452ac9
RSP: 002b:00007f8ad67e8c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9
RDX: 0000000000000001 RSI: 000000002099ffc4 RDI: 0000000000000013
RBP: 0000000000000020 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006ee3a0
R13: 00000000ffffffff R14: 00007f8ad67e96d4 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..