From: Tim Blechmann <tim@klingt.org>
To: linux-rt-users@vger.kernel.org
Subject: Re: BUG: using smp_processor_id() in preemptible
Date: Tue, 13 Jan 2009 09:44:40 +0000 (UTC) [thread overview]
Message-ID: <gkhnq8$buj$1@ger.gmane.org> (raw)
In-Reply-To: ghj31b$bmr$1@ger.gmane.org
fyi, this is still an issue in 2.6.26.8-rt13.
tim
On Mon, 08 Dec 2008 12:13:31 +0000, Tim Blechmann wrote:
> hi all,
>
> using the 2.6.26.6-rt11 patchset on a 2.6.26.8 kernel, i get the
> following stack traces:
>
> [ 4262.931832] BUG: using smp_processor_id() in preemptible [00000000]
> code: bash/361 [ 4262.931846] caller is
> mem_cgroup_charge_statistics+0x6d/0xa0 [ 4262.931852] Pid: 361, comm:
> bash Not tainted 2.6.26.8-rt11 #3 [ 4262.931855]
> [ 4262.931856] Call Trace:
> [ 4262.931886] [<ffffffff80396e8c>] debug_smp_processor_id+0xcc/0xd0 [
> 4262.931895] [<ffffffff802daead>]
> mem_cgroup_charge_statistics+0x6d/0xa0 [ 4262.931905]
> [<ffffffff802daf19>] __mem_cgroup_add_list+0x39/0x60 [ 4262.931911]
> [<ffffffff802db744>] mem_cgroup_charge_common+0x314/0x330 [ 4262.931925]
> [<ffffffff802db78e>] mem_cgroup_charge+0xe/0x10 [ 4262.931933]
> [<ffffffff802b8773>] do_wp_page+0x133/0x5a0 [ 4262.931944]
> [<ffffffff804d7461>] ? __rt_spin_lock+0x81/0x90 [ 4262.931956]
> [<ffffffff802ba805>] handle_mm_fault+0x605/0x900 [ 4262.931975]
> [<ffffffff804dacfc>] do_page_fault+0x45c/0xd50 [ 4262.931998]
> [<ffffffff8021d6ee>] ? native_smp_send_reschedule+0x2e/0x50 [
> 4262.932006] [<ffffffff8023a041>] ? __resched_task+0x91/0x120 [
> 4262.932015] [<ffffffff8023b5f4>] ? task_new_fair+0xb4/0x100 [
> 4262.932027] [<ffffffff8023e09b>] ? wake_up_new_task+0xdb/0x190 [
> 4262.932038] [<ffffffff80241190>] ? do_fork+0xf0/0x330 [ 4262.932048]
> [<ffffffff804d748e>] ? rt_spin_lock+0x1e/0x50 [ 4262.932056]
> [<ffffffff802dbad2>] ? fd_install+0x52/0x60 [ 4262.932072]
> [<ffffffff804d81c9>] error_exit+0x0/0x60
--
tim@klingt.org
http://tim.klingt.org
Lesser artists borrow, great artists steal.
Igor Stravinsky
next prev parent reply other threads:[~2009-01-13 9:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-08 12:13 BUG: using smp_processor_id() in preemptible Tim Blechmann
2009-01-13 9:44 ` Tim Blechmann [this message]
2009-02-20 20:42 ` Paul Gortmaker
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