From: Richard Weinberger <richard@nod.at>
To: "Wiedemer, Thorsten (Lawo AG)" <Thorsten.Wiedemer@lawo.com>
Cc: "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
Bill Pringlemeir <bpringlemeir@nbsps.com>
Subject: Re: UBI leb_write_unlock NULL pointer Oops (continuation)
Date: Wed, 05 Feb 2014 09:29:12 +0100 [thread overview]
Message-ID: <52F1F658.9080701@nod.at> (raw)
In-Reply-To: <D7B1B5F4F3F27A4CB073BF422331203F2A18A7474A@Exchange1.lawo.de>
Am 04.02.2014 18:01, schrieb Wiedemer, Thorsten (Lawo AG):
> Hi,
>
> I made a "hardcore test" with:
> $ while [ 1 ]; do cp <file_of_8kByte_size> tmp/<file_of_8kByte_size.1>; sync; done &
> $ while [ 1 ]; do cp <file_of_8kByte_size> tmp/<file_of_8kByte_size.2>; sync; done &
> $ while [ 1 ]; do cp <file_of_8kByte_size> tmp/<file_of_8kByte_size.3>; sync; done &
>
> It took about 2-3 hours until I had an error (two times):
This test ran the over night without any error on my imx51 board. :-\
Bill's great analysis showed that it may be a linked list corruption in rw_semaphore.
Thorsten, can you please enable CONFIG_DEBUG_LIST?
Also try whether you can trigger the issue with lock debugging enabled.
Thanks,
//richard
next prev parent reply other threads:[~2014-02-05 8:29 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-03 8:51 UBI leb_write_unlock NULL pointer Oops (continuation) Wiedemer, Thorsten (Lawo AG)
2014-02-03 9:38 ` Richard Weinberger
2014-02-03 10:31 ` AW: " Wiedemer, Thorsten (Lawo AG)
2014-02-03 11:02 ` Richard Weinberger
2014-02-03 12:51 ` AW: " Wiedemer, Thorsten (Lawo AG)
2014-02-03 13:56 ` Richard Weinberger
2014-02-04 7:22 ` Artem Bityutskiy
2014-02-04 7:46 ` Richard Weinberger
2014-02-04 7:54 ` Artem Bityutskiy
2014-02-04 15:45 ` UBI leb_write_unlock NULL pointer Oops (continuation) on ARM926 Bill Pringlemeir
2014-02-04 15:45 ` Bill Pringlemeir
2014-02-04 17:05 ` Bill Pringlemeir
2014-02-04 17:05 ` Bill Pringlemeir
2014-02-04 19:57 ` Bill Pringlemeir
2014-02-04 19:57 ` Bill Pringlemeir
2014-02-04 20:07 ` Richard Weinberger
2014-02-04 20:07 ` Richard Weinberger
2014-02-04 17:01 ` AW: UBI leb_write_unlock NULL pointer Oops (continuation) Wiedemer, Thorsten (Lawo AG)
2014-02-04 17:52 ` Wiedemer, Thorsten (Lawo AG)
2014-02-05 8:29 ` Richard Weinberger [this message]
2014-02-05 21:45 ` Bill Pringlemeir
2014-02-05 22:13 ` Richard Weinberger
2014-02-05 22:23 ` Bill Pringlemeir
2014-02-06 13:05 ` AW: " Wiedemer, Thorsten (Lawo AG)
2014-02-06 16:00 ` Bill Pringlemeir
2014-02-11 8:01 ` Wiedemer, Thorsten (Lawo AG)
2014-02-11 15:25 ` Bill Pringlemeir
2014-02-12 15:18 ` AW: " Wiedemer, Thorsten (Lawo AG)
2014-02-12 17:46 ` Richard Weinberger
2014-02-12 18:11 ` AW: AW: " Bill Pringlemeir
2014-02-12 18:21 ` Bill Pringlemeir
2014-02-12 20:48 ` Richard Weinberger
2014-02-14 17:11 ` Bill Pringlemeir
2014-02-18 8:25 ` Ziegler, Emanuel (Lawo AG)
2014-02-19 11:09 ` Ziegler, Emanuel (Lawo AG)
2014-02-20 15:21 ` AW: AW: AW: " Wiedemer, Thorsten (Lawo AG)
2014-02-20 17:26 ` Bill Pringlemeir
2014-02-20 17:38 ` Bill Pringlemeir
2014-02-21 8:55 ` AW: AW: AW: " Wiedemer, Thorsten (Lawo AG)
2014-02-21 9:28 ` Quiniou, Benoit (Lawo AG)
2014-02-21 17:53 ` AW: " Bill Pringlemeir
2014-02-21 18:12 ` Richard Weinberger
2014-02-21 19:45 ` Bill Pringlemeir
2014-02-22 0:49 ` Bill Pringlemeir
2014-02-22 8:32 ` Richard Weinberger
2014-02-24 15:09 ` Bill Pringlemeir
2014-02-24 15:36 ` Richard Weinberger
2014-02-24 15:45 ` Bill Pringlemeir
2014-02-24 15:48 ` Bill Pringlemeir
2014-03-05 20:57 ` Richard Weinberger
2014-03-05 21:30 ` Bill Pringlemeir
2014-03-05 21:42 ` Bill Pringlemeir
2014-03-05 23:11 ` Richard Weinberger
2014-03-05 23:12 ` Richard Weinberger
2014-02-04 19:49 ` Andrew Ruder
2014-02-05 8:39 ` AW: " Wiedemer, Thorsten (Lawo AG)
2014-02-05 20:13 ` Andrew Ruder
2015-10-16 12:17 ` Wojciech Nizinski
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