------------[ cut here ]------------
IRQs not enabled as expected
WARNING: CPU: 1 PID: 3876 at fs/eventpoll.c:683 ep_scan_ready_list+0x826/0xb20 fs/eventpoll.c:683
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 3876 Comm: udevd Not tainted 5.1.0-rc1-next-20190322 #9
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 panic+0x2cb/0x65c kernel/panic.c:214
 __warn.cold+0x20/0x45 kernel/panic.c:571
 report_bug+0x263/0x2b0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:179 [inline]
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272
 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973
RIP: 0010:ep_scan_ready_list+0x826/0xb20 fs/eventpoll.c:683
Code: ff 44 89 fe e8 eb ea ab ff 45 84 ff 0f 85 14 f9 ff ff e8 9d e9 ab ff 48 c7 c7 20 0d 76 87 c6 05 38 28 96 07 01 e8 a8 71 7e ff <0f> 0b e9 f5 f8 ff ff e8 7e e9 ab ff 48 8d 7b 50 48 89 f8 48 c1 e8
RSP: 0018:ffff88809864fc08 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffffffff81c4f950 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff815b0316 RDI: ffffed10130c9f73
RBP: ffff88809864fcd0 R08: ffff888098642500 R09: fffffbfff1133615
R10: fffffbfff1133614 R11: ffffffff8899b0a3 R12: ffff8880982fb2c0
R13: ffff88809864fdc0 R14: 0000000000000000 R15: 0000000000000000
 ep_send_events fs/eventpoll.c:1798 [inline]
 ep_poll+0x1f9/0xe50 fs/eventpoll.c:1935
 do_epoll_wait+0x1b3/0x200 fs/eventpoll.c:2299
 __do_sys_epoll_wait fs/eventpoll.c:2309 [inline]
 __se_sys_epoll_wait fs/eventpoll.c:2306 [inline]
 __x64_sys_epoll_wait+0x97/0xf0 fs/eventpoll.c:2306
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f7bff442943
Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24
RSP: 002b:00007ffd658ad478 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f7bff442943
RDX: 0000000000000008 RSI: 00007ffd658ad570 RDI: 000000000000000a
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000bb8 R11: 0000000000000246 R12: 0000000000000003
R13: 0000000000000000 R14: 0000000000cad310 R15: 0000000000c9d250
Kernel Offset: disabled
Rebooting in 86400 seconds..