From: Al Viro <viro@ZenIV.linux.org.uk>
To: Jiri Slaby <jirislaby@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: fault in __d_lookup [Was: 2.6.25-mm1]
Date: Mon, 21 Apr 2008 10:45:15 +0100 [thread overview]
Message-ID: <20080421094515.GR27459@ZenIV.linux.org.uk> (raw)
In-Reply-To: <480C6064.10801@gmail.com>
On Mon, Apr 21, 2008 at 11:37:40AM +0200, Jiri Slaby wrote:
> On 04/21/2008 11:06 AM, Al Viro wrote:
> >On Mon, Apr 21, 2008 at 10:31:40AM +0200, Jiri Slaby wrote:
> >
> > hlist_for_each_entry_rcu(dentry, node, head, d_hash) {
> > struct qstr *qstr;
> >
> > if (dentry->d_name.hash != hash)
> > continue;
> >
> >walking into node == (struct hlist_node *)0x00f0000000000000...
>
> Yup, true, In the last oops I stuck on memcmp few lines below.
>
> BTW. it's 100% reproducible after it happens once, but fixable by reboot.
> Any tests I should run (memtest, some printks sticked anywhere)?
Well, if list has such turd in it, you'll certainly hit it every time
you walk that list, so 100% reproducible is not surprising.
How well is it reproducible from fresh boot?
next prev parent reply other threads:[~2008-04-21 9:45 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-18 8:47 2.6.25-mm1 Andrew Morton
2008-04-18 11:26 ` [PATCH] 2.6.25-mm1 - Build Failure with PWRficient onchip memory controller driver Kamalesh Babulal
2008-04-18 13:02 ` StackProtector Oopses - Re: 2.6.25-mm1 Reuben Farrelly
2008-04-18 13:36 ` Ingo Molnar
2008-04-18 13:51 ` Arjan van de Ven
2008-04-18 14:41 ` Reuben Farrelly
2008-04-18 14:49 ` Reuben Farrelly
2008-04-21 15:06 ` Ingo Molnar
2008-04-22 1:48 ` Arjan van de Ven
2008-04-22 2:04 ` Valdis.Kletnieks
2008-04-22 8:34 ` Ingo Molnar
2008-04-22 14:29 ` Arjan van de Ven
2008-04-18 16:40 ` 2.6.25-mm1 (build error: driver core) Randy Dunlap
2008-04-18 16:56 ` Greg KH
2008-04-18 18:38 ` Dan Williams
2008-04-18 16:45 ` 2.6.25-mm1 (build error: trace selftest) Randy Dunlap
2008-04-18 20:14 ` 2.6.25-mm1 Valdis.Kletnieks
2008-04-18 23:09 ` 2.6.25-mm1: orphaned files after build Alexey Dobriyan
2008-04-19 2:13 ` 2.6.25-mm1 Joseph Fannin
2008-04-19 3:02 ` 2.6.25-mm1 Andrew Morton
2008-04-19 4:14 ` 2.6.25-mm1 Dmitry Torokhov
2008-04-19 4:29 ` 2.6.25-mm1 Andrew Morton
2008-04-19 6:33 ` 2.6.25-mm1 Joseph Fannin
2008-04-21 11:07 ` 2.6.25-mm1 Takashi Iwai
2008-04-21 17:44 ` 2.6.25-mm1 (snd-pcsp causes driver conflict) Stas Sergeev
2008-04-22 10:09 ` Takashi Iwai
2008-04-22 17:54 ` Stas Sergeev
2008-04-23 8:55 ` Takashi Iwai
2008-04-23 14:14 ` Takashi Iwai
2008-04-21 19:45 ` 2.6.25-mm1 Stas Sergeev
2008-04-21 14:06 ` 2.6.25-mm1 Takashi Iwai
2008-04-21 17:55 ` 2.6.25-mm1 (snd-pcsp doesn't like DEBUG_PAGEALLOC) Stas Sergeev
2008-04-22 10:13 ` Takashi Iwai
2008-04-22 14:01 ` Dmitry Torokhov
2008-04-22 16:42 ` Stas Sergeev
2008-04-22 18:31 ` Stas Sergeev
2008-04-23 8:49 ` Takashi Iwai
2008-04-23 14:18 ` Takashi Iwai
2008-04-23 20:02 ` Stas Sergeev
2008-04-24 9:40 ` Takashi Iwai
2008-04-25 3:51 ` Stas Sergeev
2008-04-25 6:28 ` Takashi Iwai
2008-04-25 16:45 ` Stas Sergeev
2008-04-25 16:51 ` Takashi Iwai
2008-04-25 17:25 ` Stas Sergeev
2008-05-02 16:44 ` Takashi Iwai
2008-05-02 16:57 ` Stas Sergeev
2008-05-06 10:20 ` Takashi Iwai
2008-05-06 16:51 ` Stas Sergeev
2008-04-25 18:09 ` Dmitry Torokhov
2008-04-25 18:31 ` Stas Sergeev
2008-04-25 18:37 ` Dmitry Torokhov
2008-04-19 2:25 ` 2.6.25-mm1 Joseph Fannin
2008-04-19 3:08 ` 2.6.25-mm1 Andrew Morton
2008-04-19 3:10 ` 2.6.25-mm1 Joseph Fannin
2008-04-19 3:29 ` 2.6.25-mm1 Andrew Morton
2008-04-19 13:25 ` 2.6.25-mm1 Andres Salomon
2008-04-19 17:38 ` 2.6.25-mm1 Andrew Morton
2008-04-19 17:50 ` 2.6.25-mm1 Andres Salomon
2008-04-21 14:56 ` 2.6.25-mm1 Jordan Crouse
2008-04-21 15:05 ` 2.6.25-mm1 Andres Salomon
2008-04-21 15:12 ` 2.6.25-mm1 Jordan Crouse
2008-04-19 17:39 ` [PATCH 1/2] OLPC: Add support for calling into Open Firmware Andres Salomon
2008-04-20 10:34 ` Yinghai Lu
2008-04-20 12:07 ` H. Peter Anvin
2008-04-20 17:59 ` Andres Salomon
2008-04-20 18:42 ` Mitch Bradley
2008-04-20 19:12 ` H. Peter Anvin
2008-04-21 3:39 ` Mitch Bradley
2008-04-21 4:54 ` Yinghai Lu
2008-04-21 8:22 ` Mitch Bradley
2008-04-21 11:36 ` H. Peter Anvin
2008-04-21 13:09 ` H. Peter Anvin
2008-04-21 13:13 ` H. Peter Anvin
2008-04-21 13:19 ` H. Peter Anvin
2008-04-21 15:05 ` Jordan Crouse
2008-04-21 14:58 ` H. Peter Anvin
2008-04-20 19:13 ` [PATCH 1/2] " H. Peter Anvin
2008-04-21 3:09 ` Mitch Bradley
2008-04-21 3:15 ` Yinghai Lu
2008-04-21 4:05 ` Mitch Bradley
2008-04-21 4:26 ` David Miller
2008-04-21 4:50 ` Yinghai Lu
2008-04-21 8:03 ` Mitch Bradley
2008-04-21 14:24 ` Andres Salomon
2008-04-21 15:54 ` David Woodhouse
2008-04-21 16:57 ` H. Peter Anvin
2008-04-21 18:54 ` David Woodhouse
2008-04-21 17:03 ` Andres Salomon
2008-04-21 19:18 ` David Woodhouse
2008-04-21 19:46 ` Andres Salomon
2008-04-21 20:25 ` David Woodhouse
2008-04-21 21:02 ` [PATCH] OLPC: only check for OFW signature on VSA-less Geodes Andres Salomon
2008-04-21 21:17 ` Jordan Crouse
2008-04-21 21:17 ` [PATCH] " David Woodhouse
2008-04-29 3:06 ` Andrew Morton
2008-04-29 5:32 ` [PATCH] x86: GEODE: cache results from geode_has_vsa2() and uninline Andres Salomon
2008-04-29 20:35 ` Andrew Morton
2008-04-29 20:57 ` Andres Salomon
2008-04-19 17:39 ` [PATCH 2/2] OLPC: drop pre-OpenFirmware workarounds Andres Salomon
2008-04-19 18:21 ` 2.6.25-mm1 Arjan van de Ven
2008-04-20 11:29 ` internal compiler error: SIGSEGV [Was: 2.6.25-mm1] Jiri Slaby
2008-04-21 8:31 ` Jiri Slaby
2008-04-21 9:06 ` Al Viro
2008-04-21 9:37 ` fault in __d_lookup " Jiri Slaby
2008-04-21 9:45 ` Al Viro [this message]
2008-04-21 9:59 ` Jiri Slaby
2008-04-21 13:42 ` Rafael J. Wysocki
2008-04-21 17:23 ` Matthew Wilcox
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