------------[ cut here ]------------ ODEBUG: activate active (active state 1) object: ffff88801f6b8100 object type: rcu_head hint: 0x0 WARNING: CPU: 0 PID: 0 at lib/debugobjects.c:517 debug_print_object+0x17a/0x1f0 lib/debugobjects.c:514 Modules linked in: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.8.0-syzkaller-08073-g480e035fc4c7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 RIP: 0010:debug_print_object+0x17a/0x1f0 lib/debugobjects.c:514 Code: e8 fb b9 4a fd 4c 8b 0b 48 c7 c7 20 dd fe 8b 48 8b 74 24 08 48 89 ea 44 89 e1 4d 89 f8 ff 34 24 e8 eb 3e aa fc 48 83 c4 08 90 <0f> 0b 90 90 ff 05 8c d5 d9 0a 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 RSP: 0018:ffffc900000079f8 EFLAGS: 00010082 RAX: f05a1f1759fc8d00 RBX: ffffffff8babd760 RCX: ffffffff8de94680 RDX: 0000000080010002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffffff8bfedea0 R08: ffffffff8157cc12 R09: 1ffff110172851a2 R10: dffffc0000000000 R11: ffffed10172851a3 R12: 0000000000000001 R13: ffffffff8bfeddb8 R14: dffffc0000000000 R15: ffff88801f6b8100 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f890a921708 CR3: 000000000df32000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_object_activate+0x357/0x510 lib/debugobjects.c:732 debug_rcu_head_queue kernel/rcu/rcu.h:227 [inline] __call_rcu_common kernel/rcu/tree.c:2719 [inline] call_rcu+0x97/0xa70 kernel/rcu/tree.c:2838 switch_schedules net/sched/sch_taprio.c:212 [inline] advance_sched+0x940/0xca0 net/sched/sch_taprio.c:973 __run_hrtimer kernel/time/hrtimer.c:1692 [inline] __hrtimer_run_queues+0x595/0xd00 kernel/time/hrtimer.c:1756 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1818 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 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+0x21/0x30 drivers/acpi/processor_idle.c:113 Code: 90 90 90 90 90 90 90 90 90 65 48 8b 04 25 80 d0 03 00 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d 15 1d 94 00 f3 0f 1e fa fb f4 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 RSP: 0018:ffffffff8de07ca8 EFLAGS: 00000246 RAX: ffffffff8de94680 RBX: ffff88801b292864 RCX: 000000000005d729 RDX: 0000000000000001 RSI: ffff88801b292800 RDI: ffff88801b292864 RBP: 000000000003a138 R08: ffff8880b9437d0b R09: 1ffff11017286fa1 R10: dffffc0000000000 R11: ffffffff8b746600 R12: ffff88801b3d9000 R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8e8a6e20 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:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x375/0x5d0 kernel/sched/idle.c:332 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:430 rest_init+0x2e0/0x300 init/main.c:730 arch_call_rest_init+0xe/0x10 init/main.c:831 start_kernel+0x47a/0x500 init/main.c:1077 x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:509 x86_64_start_kernel+0x99/0xa0 arch/x86/kernel/head64.c:490 common_startup_64+0x13e/0x147 ---------------- 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: 65 48 8b 04 25 80 d0 mov %gs:0x3d080,%rax 10: 03 00 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 15 1d 94 00 verw 0x941d15(%rip) # 0x941d39 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 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 37: 00 00 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop