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WARNING: CPU: 0 PID: 0 at kernel/rcu/tree_stall.h:990 rcu_check_gp_start_stall+0x2cf/0x460 kernel/rcu/tree_stall.h:990
Modules linked in:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.8.0-rc2-syzkaller-00211-gb09b58e31b0f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:rcu_check_gp_start_stall+0x2cf/0x460 kernel/rcu/tree_stall.h:990
Code: c7 e0 33 4c 94 be 04 00 00 00 e8 7c 19 7a 00 b8 01 00 00 00 87 05 71 c8 d0 12 85 c0 0f 85 1a ff ff ff 48 c7 c0 00 5d 13 8e 90 <0f> 0b 90 49 39 c7 74 47 48 c7 c0 cc 86 85 8f 48 c1 e8 03 42 0f b6
RSP: 0018:ffffc90000007bd8 EFLAGS: 00010046
RAX: ffffffff8e135d00 RBX: 00000000fffff239 RCX: ffffffff817b6b64
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffffff944c33e0
RBP: ffffc90000007e30 R08: 0000000000000003 R09: fffffbfff289867c
R10: dffffc0000000000 R11: fffffbfff289867c R12: dffffc0000000000
R13: dffffc0000000000 R14: 0000000000000246 R15: ffffffff8e135d00
FS:  0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555571446f8 CR3: 0000000022366000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 rcu_core+0x66e/0x1810 kernel/rcu/tree.c:2460
 __do_softirq+0x2bb/0x942 kernel/softirq.c:553
 invoke_softirq kernel/softirq.c:427 [inline]
 __irq_exit_rcu+0xf1/0x1c0 kernel/softirq.c:632
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:644
 sysvec_apic_timer_interrupt+0x97/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:72 [inline]
RIP: 0010:acpi_safe_halt+0x20/0x30 drivers/acpi/processor_idle.c:113
Code: 90 90 90 90 90 90 90 90 90 90 65 48 8b 05 98 3a 9d 74 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d c6 7f a1 00 f3 0f 1e fa fb f4 <fa> c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
RSP: 0018:ffffffff8de07ca8 EFLAGS: 00000246
RAX: ffffffff8de94680 RBX: ffff88801c680864 RCX: 0000000000091119
RDX: 0000000000000001 RSI: ffff88801c680800 RDI: ffff88801c680864
RBP: 0000000000038f98 R08: ffff8880b9436d8b R09: 1ffff11017286db1
R10: dffffc0000000000 R11: ffffffff8b668030 R12: ffff888018b97000
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8e897ec0
 acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:707
 cpuidle_enter_state+0x118/0x490 drivers/cpuidle/cpuidle.c:267
 cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388
 call_cpuidle kernel/sched/idle.c:134 [inline]
 cpuidle_idle_call kernel/sched/idle.c:215 [inline]
 do_idle+0x374/0x5d0 kernel/sched/idle.c:312
 cpu_startup_entry+0x41/0x60 kernel/sched/idle.c:410
 rest_init+0x2e0/0x300 init/main.c:730
 arch_call_rest_init+0xe/0x10 init/main.c:827
 start_kernel+0x474/0x500 init/main.c:1072
 x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:555
 x86_64_start_kernel+0x99/0xa0 arch/x86/kernel/head64.c:536
 secondary_startup_64_no_verify+0x171/0x17b
 </TASK>
----------------
Code disassembly (best guess):
   0:	90                   	nop
   1:	90                   	nop
   2:	90                   	nop
   3:	90                   	nop
   4:	90                   	nop
   5:	90                   	nop
   6:	90                   	nop
   7:	90                   	nop
   8:	90                   	nop
   9:	90                   	nop
   a:	65 48 8b 05 98 3a 9d 	mov    %gs:0x749d3a98(%rip),%rax        # 0x749d3aaa
  11:	74
  12:	48 f7 00 08 00 00 00 	testq  $0x8,(%rax)
  19:	75 10                	jne    0x2b
  1b:	66 90                	xchg   %ax,%ax
  1d:	0f 00 2d c6 7f a1 00 	verw   0xa17fc6(%rip)        # 0xa17fea
  24:	f3 0f 1e fa          	endbr64
  28:	fb                   	sti
  29:	f4                   	hlt
* 2a:	fa                   	cli <-- trapping instruction
  2b:	c3                   	ret
  2c:	cc                   	int3
  2d:	cc                   	int3
  2e:	cc                   	int3
  2f:	cc                   	int3
  30:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  37:	00 00 00
  3a:	90                   	nop
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop