audit: type=1400 audit(1567097418.734:52): avc:  denied  { relabelto } for  pid=8696 comm="syz-executor.0" name="UDPv6" dev="sockfs" ino=32546 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:system_cron_spool_t:s0 tclass=udp_socket permissive=1
perf buffer not large enough
------------[ cut here ]------------
WARNING: CPU: 0 PID: 8700 at kernel/trace/trace_event_perf.c:273 perf_trace_buf_alloc.cold+0x18/0x2d kernel/trace/trace_event_perf.c:273
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 8700 Comm: syz-executor.3 Not tainted 4.14.141 #37
kobject: 'loop5' (ffff8880a4a712a0): kobject_uevent_env
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+0x138/0x197 lib/dump_stack.c:53
 panic+0x1f2/0x426 kernel/panic.c:182
kobject: 'loop5' (ffff8880a4a712a0): fill_kobj_path: path = '/devices/virtual/block/loop5'
 __warn.cold+0x2f/0x36 kernel/panic.c:546
 report_bug+0x216/0x254 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:963
RIP: 0010:perf_trace_buf_alloc.cold+0x18/0x2d kernel/trace/trace_event_perf.c:273
RSP: 0018:ffff8880630c7bf0 EFLAGS: 00010282
RAX: 000000000000001c RBX: ffff88809913f000 RCX: 0000000000000000
RDX: 0000000000009b31 RSI: ffffffff814b2d45 RDI: ffffed100c618f74
RBP: ffff8880630c7c18 R08: 000000000000001c R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000000033bc
R13: ffff8880630c7cb0 R14: ffff8880630c7ca0 R15: 0000000000000000
 perf_trace_bpf_map_keyval+0x1bc/0x740 include/trace/events/bpf.h:228
 trace_bpf_map_lookup_elem include/trace/events/bpf.h:266 [inline]
 map_lookup_elem+0x6dd/0xa40 kernel/bpf/syscall.c:513
 SYSC_bpf kernel/bpf/syscall.c:1491 [inline]
 SyS_bpf+0x5d1/0x2da8 kernel/bpf/syscall.c:1469
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x459879
RSP: 002b:00007fcdecd44c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459879
RDX: 00000000000003a8 RSI: 0000000020c88000 RDI: 0000000000000001
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcdecd456d4
R13: 00000000004bfc72 R14: 00000000004d1948 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..