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From: Aristeu Sergio Rozanski Filho <aristeu.sergio@gmail.com>
To: Chuck Ebbert <cebbert@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tty_io: fix race in master pty close/slave pty close path
Date: Thu, 22 Feb 2007 15:00:06 -0500	[thread overview]
Message-ID: <20070222200006.GP29690@cathedrallabs.org> (raw)
In-Reply-To: <45DDE862.2000100@redhat.com>

> Would another possible trace look like this?
> 
> idr_remove called for id=1 which is not allocated.
>  [<c0403f10>] dump_trace+0x69/0x1af
>  [<c040406e>] show_trace_log_lvl+0x18/0x2c
>  [<c04045e9>] show_trace+0xf/0x11
>  [<c0404673>] dump_stack+0x15/0x17
>  [<c04d3fcb>] idr_remove+0xe2/0x143
>  [<c051ee50>] release_dev+0x63b/0x652
>  [<c051ee6e>] tty_release+0x7/0xa
>  [<c0461b2e>] __fput+0xba/0x178
>  [<c045f466>] filp_close+0x52/0x59
(snip)

> https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=211429
> https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=227203
yeap, this patch may fix these too. Will build a test kernel with the
patch included and hand over to reporters to test.

-- 
Aristeu


      reply	other threads:[~2007-02-22 20:00 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-22 17:37 Aristeu Sergio Rozanski Filho
2007-02-22 18:10 ` H. Peter Anvin
2007-02-22 19:00 ` Chuck Ebbert
2007-02-22 20:00   ` Aristeu Sergio Rozanski Filho [this message]

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