Messages in this thread | | | Date | Thu, 13 Jul 2006 21:14:31 +0200 | From | "Michal Piotrowski" <> | Subject | Re: [PATCH 00/10] Kernel memory leak detector 0.8 |
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Hi Catalin,
On 13/07/06, Catalin Marinas <catalin.marinas@gmail.com> wrote: > On 12/07/06, Michal Piotrowski <michal.k.k.piotrowski@gmail.com> wrote: > > Please try something like this > > on tty1 > > isic -s rand -d your ip (http://www.packetfactory.net/Projects/ISIC/) > > on tty2 > > kml_collector (http://www.stardust.webpages.pl/files/o_bugs/kml/ml/kml_collector.sh) > > > > (I have tried to read random files from /sys on vanilla kernel, but I > > can't reproduce that lockup) > > Couldn't get it on my (embedded) platform but I think that's because > there are only a few reports in the memleak file. You have thousands > of reports and I think reading the memleak file is causing the soft > lockup. > > Until we identify the leak (or false positive), you can use the > attached patch to supress the reports for context_struct_to_string. > Hopefully, this should eliminate the soft lockup as well.
Thanks.
After applying context_struct_to_string-not-leak.patch and reverting alloc_skb-false-positive.patch I haven't noticed that soft lockup.
Here is something new orphan pointer 0xf40d61ac (size 1536): c017392a: <__kmalloc_track_caller> c01631b1: <__kzalloc> f98869cd: <skge_ring_alloc> f9888a1d: <skge_up> c02b17b6: <dev_open> c02b2e94: <dev_change_flags> c02e6e17: <devinet_ioctl> c02e8a02: <inet_ioctl>
http://www.stardust.webpages.pl/files/o_bugs/kml/ml2/ http://www.stardust.webpages.pl/files/o_bugs/kml/ml3/
After alloc_skb-false-positive.patch revert http://www.stardust.webpages.pl/files/o_bugs/kml/ml4/
> > -- > Catalin
Regards, Michal
-- Michal K. K. Piotrowski LTG - Linux Testers Group (http://www.stardust.webpages.pl/ltg/wiki/) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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