linux-kernel - Re: sched: Unexpected reschedule of offline CPU#2!

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Message-Id: <20240903061520.1661650-1-guocai.he.cn@windriver.com>
Date: Tue,  3 Sep 2024 14:15:20 +0800
From: guocai.he.cn@...driver.com
To: jan.kiszka@...mens.com
Cc: bp@...en8.de, henning.schild@...mens.com, linux-kernel@...r.kernel.org,
        linux@...ck-us.net, mingo@...hat.com, peterz@...radead.org,
        tglx@...utronix.de, x86@...nel.org, xenomai@...omai.org
Subject: Re: sched: Unexpected reschedule of offline CPU#2!

if there have any updates or fixes about this issue?

we meet the similar issue, logs as following:

root@...n:~# poweroff
...............
...............

-----------[ cut here ]-----------

sched: Unexpected reschedule of offline CPU#10!

WARNING: CPU: 0 PID: 446324 at arch/x86/kernel/smp.c:126 native_smp_send_reschedule+0x3a/0x40

Modules linked in: vhost_net vhost macvtap tap xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_r

eject_ipv4 iptable_mangle iptable_nat linux_user_bde(PO) linux_kernel_bde(PO) xt_tcpudp bridge stp ll

c ip6table_filter ip6_tables iptable_filter ip_tables x_tables kvm_intel kvm vfio_pci vfio_virqfd vfi

o_iommu_type1 vfio pci_stub iavf uio_pci_hostif i40e(O) configfs qfx_pci_static_map(O) macvlan socktu

n(O) i2c_dev uio_fpga(O) uio intel_rapl_msr iTCO_wdt iTCO_vendor_support watchdog intel_rapl_common x

86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crct10dif_common aesni_intel aes_x86_6

4 glue_helper crypto_simd cryptd i2c_i801 igb(O) lpc_ich pcc_cpufreq sch_fq_codel nfsd openvswitch ns

h nf_conncount nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 irqbypass fuse [last unloaded: ebtab

les]

CPU: 0 PID: 446324 Comm: kworker/0:11 Tainted: P           O      5.2.60-rt15-LTS19 #1

Workqueue:  0x0 (rcu_gp)

RIP: 0010:native_smp_send_reschedule+0x3a/0x40

Code: 4f 9b 01 73 17 48 8b 05 34 1c 5b 01 be fd 00 00 00 48 8b 40 30 e8 a6 ac fb 00 5d c3 89 fe 48 c7

c7 28 08 b1 b8 e8 42 5c 02 00 <0f> 0b 5d c3 66 90 0f 1f 44 00 00 8b 05 3d f8 ba 01 85 c0 0f 85 e1

RSP: 0018:ffff9dc940003c68 EFLAGS: 00010086

RAX: 0000000000000000 RBX: ffff9138c00a3400 RCX: 0000000000000006

RDX: 0000000000000007 RSI: 0000000000000003 RDI: ffff9138bfe16450

RBP: ffff9dc940003c68 R08: 0000099801c9bf9b R09: 0000000000000000

R10: ffff9dc940003a08 R11: 0000000000000002 R12: 000000000000000a

R13: ffff9dc940003d30 R14: 0000000000000000 R15: ffff9138c00a3400

FS:  0000000000000000(0000) GS:ffff9138bfe00000(0000) knlGS:0000000000000000

CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033

CR2: 00000000000000b0 CR3: 0000000305364006 CR4: 00000000003606f0

DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000

DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Call Trace:

<IRQ>

resched_curr+0x69/0xc0

check_preempt_curr+0x54/0x90

ttwu_do_wakeup.isra.0+0x1e/0x150

ttwu_do_activate+0x5b/0x70

try_to_wake_up+0x224/0x570

? enqueue_task_fair+0x1f0/0xa70

? tracing_record_taskinfo_skip+0x3f/0x50

default_wake_function+0x12/0x20

autoremove_wake_function+0x12/0x40

__wake_up_common+0x7e/0x140

__wake_up_common_lock+0x7b/0xf0

__wake_up+0x13/0x20

wake_up_klogd_work_func+0x39/0x40

irq_work_run_list+0x4f/0x70

irq_work_tick+0x3b/0x50

update_process_times+0x65/0x70

tick_sched_timer+0x59/0x170

? tick_switch_to_oneshot.cold+0x79/0x79

__hrtimer_run_queues+0x10f/0x290

? recalibrate_cpu_khz+0x10/0x10

hrtimer_interrupt+0x109/0x220

smp_apic_timer_interrupt+0x76/0x150

apic_timer_interrupt+0xf/0x20

</IRQ>

RIP: 0010:finish_task_switch+0x87/0x280

Code: 85 c0 0f 8f dc 00 00 00 8b 05 e5 6b bd 01 85 c0 0f 8f e7 00 00 00 41 c7 45 40 00 00 00 00 41 c6

04 24 00 fb 8b 05 e9 f0 b5 01 <65> 48 8b 14 25 00 5d 01 00 85 c0 0f 8f 23 01 00 00 4d 85 f6 74 1d

RSP: 0018:ffff9dc94725bdf8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13

RAX: 0000000000000000 RBX: ffff9138a093c180 RCX: 0000000000000001

RDX: 0000000000000000 RSI: ffff9138a093c180 RDI: ffff9138b9298040

RBP: ffff9dc94725be20 R08: 000000000000022d R09: ffff9138a093c258

R10: 0000000000000000 R11: 0000000000000000 R12: ffff9138bfe23400

R13: ffff9138b9298040 R14: 0000000000000000 R15: 0000000000000002

? __switch_to_asm+0x34/0x70

__schedule+0x30b/0x690

schedule+0x42/0xb0

worker_thread+0xc1/0x3c0

kthread+0x106/0x140

? process_one_work+0x3f0/0x3f0

? kthread_park+0x90/0x90

ret_from_fork+0x35/0x40

--[ end trace 4ff5842bcc9fa5e0 ]