From: Ingo Molnar <mingo@elte.hu>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Greg KH <gregkh@suse.de>, Alan Cox <alan@lxorguk.ukuu.org.uk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [crash] NULL pointer dereference at IP: [<ffffffff812e9ccb>] uart_close+0x2a/0x1e4
Date: Mon, 12 Oct 2009 18:28:19 +0200 [thread overview]
Message-ID: <20091012162819.GE1272@elte.hu> (raw)
In-Reply-To: <alpine.LFD.2.01.0910120850590.3438@localhost.localdomain>
* Linus Torvalds <torvalds@linux-foundation.org> wrote:
> On Mon, 12 Oct 2009, Ingo Molnar wrote:
> >
> > Note, i have your fix below applied in tip:out-of-tree - it might be the
> > source of this bug? (If yes then this isnt an .32-rc4 problem.)
>
> If yes (but you later reported no), it would still be a 32-rc4
> problem, because that patch got committed as 0b5759c654 ("tty: Avoid
> dropping ldisc_mutex over hangup tty re-initialization").
>
> So you shouldn't need it in the out-of-tree branch any more, and you
> probably just never noticed because it all merged cleanly.
btw., sidenote: i have about 10 days of test-time for 0b5759c654 now,
and it seems to have fixed that rare drivers/char/tty_io.c warning.
Ingo
next prev parent reply other threads:[~2009-10-12 16:29 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-11 21:58 Linux 2.6.32-rc4 Linus Torvalds
2009-10-12 7:42 ` [origin tree build failure] [PATCH] Revert "USB: musb: make HAVE_CLK support optional" Ingo Molnar
2009-10-12 13:05 ` Mike Frysinger
2009-10-12 14:29 ` Greg KH
2009-10-12 14:39 ` Mike Frysinger
2009-10-12 15:00 ` Ingo Molnar
2009-10-12 15:09 ` Mike Frysinger
2009-10-12 13:49 ` [PATCH] USB: musb: invert arch depend string Mike Frysinger
2009-10-12 14:28 ` Greg KH
2009-10-12 15:02 ` Ingo Molnar
2009-10-12 8:05 ` [crash] NULL pointer dereference at IP: [<ffffffff812e9ccb>] uart_close+0x2a/0x1e4 Ingo Molnar
2009-10-12 9:19 ` Ingo Molnar
2009-10-12 9:27 ` Ingo Molnar
2009-10-12 11:25 ` Ingo Molnar
2009-10-12 11:45 ` Alan Cox
2009-10-12 11:55 ` Ingo Molnar
2009-10-12 12:22 ` Ingo Molnar
2009-10-12 13:06 ` Alan Cox
2009-10-12 14:23 ` Ingo Molnar
2009-10-12 16:19 ` Linus Torvalds
2009-10-12 16:26 ` Ingo Molnar
2009-10-12 16:28 ` Ingo Molnar [this message]
2009-10-12 16:37 ` Linus Torvalds
2009-10-12 17:13 ` [PATCH] tty, serial: Fix race and NULL check in uart_close() Ingo Molnar
2009-10-12 8:29 ` Linux 2.6.32-rc4 Ingo Molnar
2009-10-12 8:30 ` [origin tree build failure] [PATCH] headers: Fix build in drivers/pci/hotplug/cpqphp.h Ingo Molnar
2009-10-12 8:32 ` [origin tree build failure] [PATCH] headers: Fix build in drivers/char/rtc.c Ingo Molnar
2009-10-12 8:40 ` [origin tree build failure] [PATCH] headers: Fix build in drivers/net/wan/pci200syn.c Ingo Molnar
2009-10-12 9:11 ` [origin tree build failure] [PATCH] headers: Fix build in drivers/net/wan/n2.c Ingo Molnar
2009-10-12 9:16 ` [origin tree build failure] [PATCH] headers: Fix build in drivers/net/wan/c101.c Ingo Molnar
2009-10-12 10:06 ` [origin tree build failure] [PATCH] headers: Fix build in drivers/char/genrtc.c Ingo Molnar
2009-10-12 13:29 ` Linux 2.6.32-rc4 Alexey Dobriyan
2009-10-12 9:43 ` Ingo Molnar
2009-10-12 13:34 ` Alexey Dobriyan
2009-10-12 9:48 ` Ingo Molnar
2009-10-12 14:22 ` [origin tree build failure] [PATCH] headers: Fix build in drivers/char/sonypi.c Ingo Molnar
2009-10-12 13:01 ` Linux 2.6.32-rc4 Thomas Meyer
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