loop1: p1 size 2 extends beyond EOD, truncated
------------[ cut here ]------------
WARNING: CPU: 0 PID: 22499 at kernel/events/core.c:1691 perf_group_attach kernel/events/core.c:1691 [inline]
WARNING: CPU: 0 PID: 22499 at kernel/events/core.c:1691 add_event_to_ctx+0x84a/0xa70 kernel/events/core.c:2292
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 22499 Comm: syz-executor.2 Not tainted 4.14.155-syzkaller #0
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0xe5/0x154 lib/dump_stack.c:58
 panic+0x1f1/0x3da kernel/panic.c:183
 __warn.cold+0x2f/0x33 kernel/panic.c:547
 report_bug+0x20a/0x248 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+0x1bf/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x18/0x40 arch/x86/entry/entry_64.S:963
RIP: 0010:perf_group_attach kernel/events/core.c:1691 [inline]
RIP: 0010:add_event_to_ctx+0x84a/0xa70 kernel/events/core.c:2292
RSP: 0018:ffff8881c3b57ae0 EFLAGS: 00010012
RAX: 0000000000040000 RBX: ffff8881c2442200 RCX: 0000000000000a69
RDX: ffffffff813f649a RSI: ffffc90005b4c000 RDI: ffff8881c2442408
RBP: ffff88819450b300 R08: 0000000000005a6d R09: ffffed103aec5b02
R10: ffffed103aec5b01 R11: ffff8881d762d80b R12: ffff8881d7630fc0
R13: ffff88819450b38c R14: ffff8881d762d8f0 R15: ffff8881d762d8f0
 __perf_install_in_context+0x241/0x2f0 kernel/events/core.c:2439
 remote_function kernel/events/core.c:87 [inline]
 remote_function+0x110/0x190 kernel/events/core.c:67
 generic_exec_single+0x1b0/0x2e0 kernel/smp.c:153
 smp_call_function_single+0x103/0x340 kernel/smp.c:299
 cpu_function_call kernel/events/core.c:141 [inline]
 perf_install_in_context+0x2c6/0x320 kernel/events/core.c:2475
 SYSC_perf_event_open kernel/events/core.c:10396 [inline]
 SyS_perf_event_open+0x19bb/0x2560 kernel/events/core.c:10018
 do_syscall_64+0x19b/0x520 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45a639
RSP: 002b:00007f55f896fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a639
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000020000080
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000246 R12: 00007f55f89706d4
R13: 00000000004c7b91 R14: 00000000004ddb70 R15: 00000000ffffffff
Kernel Offset: 0x29800000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
Rebooting in 86400 seconds..