From: Peter Zijlstra <peterz@infradead.org>
To: Dave Jones <davej@redhat.com>,
Linux Kernel <linux-kernel@vger.kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Subject: Re: WARN_ON_ONCE(in_nmi()) hit in irq_work_queue_on
Date: Wed, 6 Aug 2014 18:46:33 +0200 [thread overview]
Message-ID: <20140806164633.GY3935@laptop> (raw)
In-Reply-To: <20140806162113.GC14261@redhat.com>
On Wed, Aug 06, 2014 at 12:21:13PM -0400, Dave Jones wrote:
> WARNING: CPU: 3 PID: 18062 at kernel/irq_work.c:72 irq_work_queue_on+0x11e/0x140()
> CPU: 3 PID: 18062 Comm: trinity-subchil Not tainted 3.16.0+ #34
> 0000000000000009 00000000903774d1 ffff880244e06c00 ffffffff9a7f1e37
> 0000000000000000 ffff880244e06c38 ffffffff9a0791dd ffff880244fce180
> 0000000000000003 ffff880244e06d58 ffff880244e06ef8 0000000000000000
> Call Trace:
> <NMI> [<ffffffff9a7f1e37>] dump_stack+0x4e/0x7a
> [<ffffffff9a0791dd>] warn_slowpath_common+0x7d/0xa0
> [<ffffffff9a07930a>] warn_slowpath_null+0x1a/0x20
> [<ffffffff9a17ca1e>] irq_work_queue_on+0x11e/0x140
> [<ffffffff9a10a2c7>] tick_nohz_full_kick_cpu+0x57/0x90
> [<ffffffff9a186cd5>] __perf_event_overflow+0x275/0x350
> [<ffffffff9a184f80>] ? perf_event_task_disable+0xa0/0xa0
> [<ffffffff9a01a4cf>] ? x86_perf_event_set_period+0xbf/0x150
> [<ffffffff9a187934>] perf_event_overflow+0x14/0x20
> [<ffffffff9a020386>] intel_pmu_handle_irq+0x206/0x410
> [<ffffffff9a0b54d3>] ? arch_vtime_task_switch+0x63/0x130
> [<ffffffff9a01937b>] perf_event_nmi_handler+0x2b/0x50
> [<ffffffff9a007b72>] nmi_handle+0xd2/0x390
> [<ffffffff9a007aa5>] ? nmi_handle+0x5/0x390
> [<ffffffff9a0d131b>] ? lock_release+0xab/0x330
> [<ffffffff9a008062>] default_do_nmi+0x72/0x1c0
> [<ffffffff9a0c925f>] ? cpuacct_account_field+0xcf/0x200
> [<ffffffff9a008268>] do_nmi+0xb8/0x100
> [<ffffffff9a7ff66a>] end_repeat_nmi+0x1e/0x2e
> [<ffffffff9a0c925f>] ? cpuacct_account_field+0xcf/0x200
> [<ffffffff9a0d131b>] ? lock_release+0xab/0x330
> [<ffffffff9a0d131b>] ? lock_release+0xab/0x330
> [<ffffffff9a0d131b>] ? lock_release+0xab/0x330
> <<EOE>> [<ffffffff9a0c9277>] cpuacct_account_field+0xe7/0x200
> [<ffffffff9a0c9195>] ? cpuacct_account_field+0x5/0x200
> [<ffffffff9a0b4d18>] account_system_time+0x98/0x1a0
> [<ffffffff9a0b4e4e>] __vtime_account_system+0x2e/0x40
> [<ffffffff9a0b5419>] vtime_user_enter+0x59/0x90
> [<ffffffff9a18e183>] ? context_tracking_user_enter+0xd3/0x1f0
> [<ffffffff9a18e183>] context_tracking_user_enter+0xd3/0x1f0
> [<ffffffff9a013815>] syscall_trace_leave+0xa5/0x210
> [<ffffffff9a7fd8bf>] int_check_syscall_exit_work+0x34/0x3d
> ---[ end trace 73831bdc3ef3ba75 ]---
Urgh, Frederic, any idea how that happened?
next prev parent reply other threads:[~2014-08-06 16:46 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-06 16:21 WARN_ON_ONCE(in_nmi()) hit in irq_work_queue_on Dave Jones
2014-08-06 16:46 ` Peter Zijlstra [this message]
2014-08-06 16:56 ` Peter Zijlstra
2014-08-06 17:01 ` Peter Zijlstra
2014-08-06 23:44 ` Frederic Weisbecker
2014-08-07 8:13 ` Peter Zijlstra
2014-08-07 12:58 ` Frederic Weisbecker
2014-08-07 13:15 ` Peter Zijlstra
2014-08-07 13:18 ` Frederic Weisbecker
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