Re: diag
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From: Carl K. <ca...@pe...> - 2012-10-25 17:52:17
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on a different box I just ran it in a loop for 12 hours. no crash. On Wed, Oct 24, 2012 at 9:37 PM, eviljoel <evi...@li...> wrote: > I've ran it a lot and never saw it. > > - eviljoel > > > On Wed, Oct 24, 2012 at 5:23 PM, Carl Karsten <ca...@pe...> wrote: >> On Wed, Oct 24, 2012 at 5:02 PM, Stefan Richter >> <st...@s5...> wrote: >>>> On Oct 23 Carl Karsten wrote: >>>> > Linux cnt2 3.2.0-26-generic #41-Ubuntu SMP Thu Jun 14 17:49:24 UTC >>>> > 2012 x86_64 x86_64 x86_64 GNU/Linux >>>> [...] >>>> > sudo ./async-loop-ck >>>> [...] >>>> > after about a min.. >>>> > >>>> > stack dump on the console, but I still have an ssh session running. >>>> > >>>> > top line of console: >>>> > unable to handle kernel NULL pointer dereference at 00000000000000690 >>> >>> Carl sent screenshots. I uploaded them to: >>> https://bugzilla.kernel.org/show_bug.cgi?id=49491 >>> https://bugzilla.kernel.org/attachment.cgi?id=84731 >>> https://bugzilla.kernel.org/attachment.cgi?id=84741 >>> >>> The call trace is: >>> in page_waitqueue+06e/0x90 >>> unlock_page+0x1d/0x40 >>> filemap_fault+0x3ba/0x3e0 >>> __do_fault+0x72/0x550 >>> ? rb_insert_color+0x110/0x150 >>> handle_pte_fault+0xfa0x200 >>> ? cpumask_any_but+0x2d/0x40 >>> handle_mm_fault+0x1f8/0x350 >>> do_page_fault+0x150/0x520 >>> ? mprotect_fixup+0x17d/0x2b0 >>> ? sys_mprotect+0x1f0/0x250 >>> page_fault+0x25/0x30 >>> >>> Carl, is this rare or frequent? >> >> Can't say. It has happened once. But I have only run >> ./async-loop-ck maybe 10 times. sometimes it has 'hung' and I ^Ced it. >> >> >> -- >> Carl K >> >> ------------------------------------------------------------------------------ >> Everyone hates slow websites. So do we. >> Make your web apps faster with AppDynamics >> Download AppDynamics Lite for free today: >> http://p.sf.net/sfu/appdyn_sfd2d_oct >> _______________________________________________ >> mailing list Lin...@li... >> https://lists.sourceforge.net/lists/listinfo/linux1394-user > > ------------------------------------------------------------------------------ > Everyone hates slow websites. So do we. > Make your web apps faster with AppDynamics > Download AppDynamics Lite for free today: > http://p.sf.net/sfu/appdyn_sfd2d_oct > _______________________________________________ > mailing list Lin...@li... > https://lists.sourceforge.net/lists/listinfo/linux1394-user -- Carl K |