From: "Luming Yu" <luming.yu@gmail.com>
To: Petr Tesarik <ptesarik@suse.cz>
Cc: Roland McGrath <roland@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
linux-ia64@vger.kernel.org
Subject: Re: [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race
Date: Tue, 03 Jun 2008 06:04:39 +0000 [thread overview]
Message-ID: <3877989d0806022304w35764b17p9d4c3c95eceae0f5@mail.gmail.com> (raw)
In-Reply-To: <1211869515.29836.2.camel@elijah.suse.cz>
On Tue, May 27, 2008 at 2:25 PM, Petr Tesarik <ptesarik@suse.cz> wrote:
> On Mon, 2008-05-26 at 23:12 -0700, Roland McGrath wrote:
>> > [<a00000010000a9f0>] skip_rbs_switch+0xe0/0x110
>> > spà00000141c9fe30 bspà00000141c90cf8
>> > [<a000000000010740>] __kernel_syscall_via_break+0x0/0x20
>> > spà00000141ca0000 bspà00000141c90cf8
>
> Indeed, there seems to be a large hole here. So, this is either a bug in
> the unwinder, or a bug in the RBS synchronization, which causes
> corruption. My test machine currently needs some work to run 2.6.25
> again, but I'll try your test case as soon as I re-install it later this
> week.
Just want to check if the test case works for you?
next prev parent reply other threads:[~2008-06-03 6:04 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-22 2:47 [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race Luming Yu
2008-05-22 8:47 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a Petr Tesarik
2008-05-22 9:16 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race Luming Yu
2008-05-22 11:18 ` Roland McGrath
2008-05-22 12:12 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a Petr Tesarik
2008-05-22 20:39 ` Roland McGrath
2008-05-23 12:33 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race Luming Yu
2008-05-22 13:24 ` Luming Yu
2008-05-22 20:34 ` Roland McGrath
2008-05-23 3:42 ` Luming Yu
2008-05-23 4:19 ` Roland McGrath
2008-05-23 5:24 ` Luming Yu
2008-05-26 0:15 ` Roland McGrath
2008-05-26 1:30 ` Luming Yu
2008-05-27 3:31 ` Luming Yu
2008-05-27 4:04 ` Roland McGrath
2008-05-27 5:49 ` Luming Yu
2008-05-27 6:12 ` Roland McGrath
2008-05-27 6:25 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a Petr Tesarik
2008-06-03 6:04 ` Luming Yu [this message]
2008-06-03 9:01 ` Petr Tesarik
2008-06-03 14:32 ` Petr Tesarik
2008-06-03 21:01 ` Roland McGrath
2008-06-03 21:31 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race Luck, Tony
2008-06-03 22:13 ` Roland McGrath
2008-06-10 8:23 ` Luming Yu
2008-06-04 2:16 ` Luming Yu
2008-06-04 9:16 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a Petr Tesarik
2008-06-05 1:49 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race Luming Yu
2008-06-05 11:16 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a Petr Tesarik
2008-06-06 0:07 ` Roland McGrath
2008-09-09 3:06 ` [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race Luming Yu
2008-09-10 5:55 ` Roland McGrath
2008-09-16 8:50 ` Luming Yu
2008-09-17 17:01 ` Roland McGrath
2008-09-18 5:44 ` Luming Yu
2008-05-27 6:34 ` Luming Yu
2008-05-27 8:48 ` Luming Yu
2008-05-28 9:14 ` Luming Yu
2008-06-03 6:02 ` Luming Yu
2008-05-30 8:05 ` Roland McGrath
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