From: Aaro Koskinen <aaro.koskinen@iki.fi>
To: Rabin Vincent <rabin@rab.in>
Cc: Felipe Balbi <balbi@ti.com>, Johannes Weiner <hannes@cmpxchg.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Sasha Levin <sasha.levin@oracle.com>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Linux USB Mailing List <linux-usb@vger.kernel.org>,
Alan Stern <stern@rowland.harvard.edu>,
josh@joshtriplett.org,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Tony Lindgren <tony@atomide.com>,
Linux OMAP Mailing List <linux-omap@vger.kernel.org>,
Linux ARM Kernel Mailing List
<linux-arm-kernel@lists.infradead.org>,
Rik van Riel <riel@redhat.com>
Subject: Re: RCU bug with v3.17-rc3 ?
Date: Fri, 10 Oct 2014 00:47:06 +0300 [thread overview]
Message-ID: <20141009214706.GC4606@drone.musicnaut.iki.fi> (raw)
In-Reply-To: <20141009204101.GA25955@debian>
Hi,
On Thu, Oct 09, 2014 at 10:41:01PM +0200, Rabin Vincent wrote:
> What GCC version are you using?
>
> 4.8.1 and 4.8.2 are known to miscompile the ARM kernel and these
> find_get_entry() crashes with 0xffffffff involved smell a lot like the
> earlier reports from kernels build with those compilers:
>
> https://lkml.org/lkml/2014/6/25/456
> https://lkml.org/lkml/2014/6/30/375
> https://lkml.org/lkml/2014/6/30/660
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854
> https://lkml.org/lkml/2014/5/9/330
Is it possible to blacklist those GCC versions on ARM somehow as it
seems people are still using them?
This bug also ruined a file system on one of my boxes last year
(see e.g. http://marc.info/?l=linux-arm-kernel&m=139033442527244&w=2).
A.
next prev parent reply other threads:[~2014-10-09 21:47 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20140904184021.GA13421@saruman.home>
[not found] ` <20140904191642.GJ5001@linux.vnet.ibm.com>
[not found] ` <20140904192535.GJ13421@saruman.home>
[not found] ` <20140904200403.GL13421@saruman.home>
[not found] ` <20140905213216.GD5001@linux.vnet.ibm.com>
2014-10-08 17:13 ` RCU bug with v3.17-rc3 ? Felipe Balbi
2014-10-08 17:57 ` Felipe Balbi
2014-10-08 21:29 ` Felipe Balbi
2014-10-09 16:01 ` Johannes Weiner
[not found] ` <20141009160138.GA2396-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2014-10-09 16:26 ` Felipe Balbi
2014-10-09 20:35 ` Felipe Balbi
2014-10-09 20:41 ` Rabin Vincent
2014-10-09 20:46 ` Felipe Balbi
2014-10-09 21:07 ` Felipe Balbi
2014-10-10 13:57 ` Felipe Balbi
2014-10-10 16:25 ` Russell King - ARM Linux
[not found] ` <20141010162531.GL12379-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2014-10-11 1:44 ` Nathan Lynch
2014-10-11 2:40 ` Peter Hurley
2014-10-11 3:54 ` Peter Chen
2014-10-11 14:16 ` Russell King - ARM Linux
2014-10-11 14:51 ` Otavio Salvador
2014-10-11 18:15 ` Peter Hurley
[not found] ` <54388B81.5020306-nmGgyN9QBj3QT0dZR+AlfA@public.gmane.org>
2014-10-11 14:14 ` Russell King - ARM Linux
2014-10-11 19:27 ` Nathan Lynch
2014-10-13 9:11 ` David Laight
2014-10-13 11:43 ` Russell King - ARM Linux
2014-10-14 2:06 ` Greg KH
2014-10-14 10:27 ` Peter Hurley
[not found] ` <20141014020640.GB25433-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org>
2014-10-15 21:23 ` Russell King - ARM Linux
[not found] ` <20141015212310.GP12379-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2014-10-15 21:25 ` Russell King - ARM Linux
2014-10-19 9:54 ` Russell King - ARM Linux
2014-10-19 15:28 ` Felipe Balbi
2014-10-19 20:48 ` Olof Johansson
2014-10-09 21:47 ` Aaro Koskinen [this message]
2014-10-10 16:18 ` Russell King - ARM Linux
2014-10-10 20:52 ` Aaro Koskinen
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