------------[ cut here ]------------
WARNING: CPU: 0 PID: 1542 at kernel/rcu/tree.c:1045 rcu_irq_enter+0x15/0x20 kernel/rcu/tree.c:1045
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 1542 Comm: kworker/u5:0 Not tainted 5.8.0-rc7-next-20200731-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: hci5 hci_power_on
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x18f/0x20d lib/dump_stack.c:118
 panic+0x2e3/0x75c kernel/panic.c:231
 __warn.cold+0x20/0x4a kernel/panic.c:600
 report_bug+0x1bd/0x210 lib/bug.c:198
 handle_bug+0x38/0x90 arch/x86/kernel/traps.c:234
 exc_invalid_op+0x14/0x40 arch/x86/kernel/traps.c:254
 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:536
RIP: 0010:rcu_irq_enter+0x15/0x20 kernel/rcu/tree.c:1045
Code: 00 00 00 4c 89 e7 e8 3a d0 c2 f9 eb b4 0f 0b eb 8b 0f 1f 40 00 8b 05 e6 67 c8 02 85 c0 74 0d 65 8b 05 db a8 10 78 85 c0 74 02 <0f> 0b e9 44 ff ff ff cc cc cc cc 41 55 49 89 fd 41 54 55 48 89 f5
RSP: 0018:ffffc900057578b0 EFLAGS: 00010002
RAX: 0000000000000001 RBX: 0000000000000082 RCX: ffffffff817a03c7
RDX: ffff8880a46d01c0 RSI: ffffffff816206c1 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000000 R09: ffffffff8ab9994f
R10: 0000000000000000 R11: dffffc0000000000 R12: 0000000000000082
R13: ffffffff8132e9a8 R14: 0000000000000000 R15: ffff8880ae636b40
 rcu_irq_enter_irqson+0x76/0x140 kernel/rcu/tree.c:1060
 trace_irq_disable_rcuidle include/trace/events/preemptirq.h:36 [inline]
 trace_irq_disable_rcuidle include/trace/events/preemptirq.h:36 [inline]
 trace_hardirqs_off kernel/trace/trace_preemptirq.c:82 [inline]
 trace_hardirqs_off+0x114/0x210 kernel/trace/trace_preemptirq.c:74
 kvm_wait arch/x86/kernel/kvm.c:817 [inline]
 kvm_wait+0x88/0x240 arch/x86/kernel/kvm.c:810
 pv_wait arch/x86/include/asm/paravirt.h:666 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x896/0xaf0 kernel/locking/qspinlock.c:508
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:656 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
 lockdep_lock+0x214/0x280 kernel/locking/lockdep.c:94
 graph_lock kernel/locking/lockdep.c:119 [inline]
 mark_lock+0x245/0x1710 kernel/locking/lockdep.c:3984
 mark_usage kernel/locking/lockdep.c:3917 [inline]
 __lock_acquire+0x882/0x5640 kernel/locking/lockdep.c:4378
 lock_acquire+0x1f1/0xad0 kernel/locking/lockdep.c:5003
 process_one_work+0x88c/0x1670 kernel/workqueue.c:2244
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415
 kthread+0x3b5/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Kernel Offset: disabled
Rebooting in 86400 seconds..