linux-kernel - WARNING: at arch/x86/kernel/cpu/perf

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 2 Feb 2012 22:17:09 +0100
From:	Markus Trippelsdorf <markus@...ppelsdorf.de>
To:	linux-kernel@...r.kernel.org
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>
Subject: WARNING: at arch/x86/kernel/cpu/perf_event.c:989

The following warning is easily reproducible after todays
'perf-urgent-for-mingo' merge by just running "perf top":

------------[ cut here ]------------
WARNING: at arch/x86/kernel/cpu/perf_event.c:989 x86_pmu_start+0xa5/0x100()
Hardware name: System Product Name
Pid: 0, comm: swapper/2 Not tainted 3.3.0-rc2-00068-g24b36da-dirty #22
Call Trace:
 <IRQ>  [<ffffffff81054ba0>] ? warn_slowpath_common+0x60/0xa0
 [<ffffffff8103e1a5>] ? x86_pmu_start+0xa5/0x100
 [<ffffffff8109f062>] ? perf_adjust_freq_unthr_context.part.82+0xe2/0x140
 [<ffffffff8109f260>] ? perf_event_task_tick+0x1a0/0x280
 [<ffffffff81078be3>] ? scheduler_tick+0xc3/0x140
 [<ffffffff810615b5>] ? update_process_times+0x55/0x80
 [<ffffffff8108904d>] ? tick_sched_timer+0x4d/0xa0
 [<ffffffff81072d1b>] ? __run_hrtimer.isra.32+0x3b/0xc0
 [<ffffffff810735e5>] ? hrtimer_interrupt+0xc5/0x1e0
 [<ffffffff81045de3>] ? smp_apic_timer_interrupt+0x63/0xa0
 [<ffffffff8147768b>] ? apic_timer_interrupt+0x6b/0x70
 <EOI>  [<ffffffff81039100>] ? default_idle+0x20/0x40
 [<ffffffff81039172>] ? amd_e400_idle+0x52/0x100
 [<ffffffff81030156>] ? cpu_idle+0xb6/0xe0
---[ end trace 7dc3992f562261b6 ]---


-- 
Markus
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/