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Message-ID: <5151D08A.2060400@gmx.de> Date: Tue, 26 Mar 2013 17:44:58 +0100 From: Toralf Förster <toralf.foerster@....de> To: Andrew Morton <akpm@...ux-foundation.org> CC: user-mode-linux-user@...ts.sourceforge.net, Linux Kernel <linux-kernel@...r.kernel.org>, linux-mm@...ck.org Subject: Re: linux-v3.9-rc3: BUG: Bad page map in process trinity-child6 pte:002f9045 pmd:29e421e1 On 03/25/2013 11:53 PM, Andrew Morton wrote: > On Fri, 22 Mar 2013 18:28:36 +0100 Toralf F__rster <toralf.foerster@....de> wrote: > >> > Using trinity I often trigger under a user mode linux image with host kernel 3.8.4 >> > and guest kernel linux-v3.9-rc3-244-g9217cbb the following : >> > (The UML guest is a 32bit stable Gentoo Linux) > I assume 3.8 is OK? > With UML kernel 3.7.10 (host kernel still 3.8.4) I can trigger this issue too. Just to clarify it - here the bug appears in the UML kernel - the host kernel is ok (I can of course crash a host kernel too by trinity'ing an UML guest, but that's another thread - see [1]) FWIW he trinity command is just a test of 1 syscall: $> trinity --children 1 --victims /mnt/nfs/n22/victims -c mremap [1] https://lkml.org/lkml/2013/3/24/174 -- MfG/Sincerely Toralf Förster pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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