From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: Re: 2.6.26-rc8 pv_ops causes Unhandled invalid opcode fault/trap Date: Fri, 19 Dec 2008 13:26:15 -0800 Message-ID: <494C1177.8060101@goop.org> References: <486CE463.3070002@theshore.net> <486CF3F7.3030309@goop.org> <486CF789.7030700@theshore.net> <486D0DA6.7010901@goop.org> <486D197A.7040808@theshore.net> <486D2AED.4020407@goop.org> <486D38D5.5000901@theshore.net> <486D3EC3.1010303@goop.org> <494A6CDC.8090204@inria.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <494A6CDC.8090204@inria.fr> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Guillaume Rousse Cc: Xen-devel List-Id: xen-devel@lists.xenproject.org Guillaume Rousse wrote: > Jeremy Fitzhardinge a =E9crit : >>> FWIW, I just tried 2.6.26-rc1 and it booted fine. I can narrow it=20 >>> down further if that'd be useful to you. >>> =20 >> >> Yes, please. > Was there any final conclusion there ? Because I'm currently trying a=20 > 2.6.27.5 with the same kind of issue: I don't know of any outstanding bugs which cause this kind of symptom. =20 What's happening on the Linux side when the domain crashes this way? J > (XEN) mm.c:1482:d31 Bad L1 flags 800000 > (XEN) traps.c:437:d31 Unhandled invalid opcode fault/trap [#6] on VCPU=20 > 0 [ec=3D0000] > (XEN) domain_crash_sync called from entry.S > (XEN) Domain 31 (vcpu#0) crashed on cpu#2: > (XEN) ----[ Xen-3.3.0 x86_64 debug=3Dn Not tainted ]---- > (XEN) CPU: 2 > (XEN) RIP: e033:[] > (XEN) RFLAGS: 0000000000000282 EM: 1 CONTEXT: pv guest > (XEN) rax: 00000000ffffffea rbx: 000000000000077f rcx:=20 > 0000000000000054 > (XEN) rdx: 0000000000000000 rsi: 8000000331df5061 rdi:=20 > ffffffff8077f000 > (XEN) rbp: ffffffff806e1f88 rsp: ffffffff806e1f28 r8: =20 > 0000000000000010 > (XEN) r9: 0000000000000010 r10: ffffffff806e1e88 r11:=20 > ffffffff80827f60 > (XEN) r12: ffffffff8077f000 r13: 8000000000000161 r14:=20 > 8000000331df5061 > (XEN) r15: 0000000000000800 cr0: 000000008005003b cr4:=20 > 00000000000026b0 > (XEN) cr3: 000000033c35c000 cr2: 0000000000000000 > (XEN) ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e02b cs: e033 > (XEN) Guest stack trace from rsp=3Dffffffff806e1f28: > (XEN) 0000000000000054 ffffffff80827f60 ffffffff8020b3ed=20 > 000000010000e030 > (XEN) 0000000000010082 ffffffff806e1f68 000000000000e02b=20 > ffffffff8020b3e9 > (XEN) 0000000000000200 000000000000000c 000000000000000c=20 > 0000000000001800 > (XEN) ffffffff806e1ff8 ffffffff806f99cf 0000000000000000=20 > 0000000000001000 > (XEN) 0000000000001800 ffffffff80e48000 0000000000020000=20 > 0000000000000000 > (XEN) 0000000000000000 0000000000000000 0000000000000000=20 > 0000000000000000 > (XEN) 0000000000000000 0000000000000000 0000000000000000=20 > ffffffff80d45000 > (XEN) ffffffff80d46000 ffffffff80d47000 ffffffff80d48000=20 > ffffffff80d49000 > (XEN) ffffffff80d4a000 ffffffff80d4b000 ffffffff80d4c000=20 > ffffffff80d4d000 > (XEN) ffffffff80d4e000 ffffffff80d4f000 ffffffff80d50000=20 > ffffffff80d51000 > (XEN) ffffffff80d52000 ffffffff80d53000 ffffffff80d54000=20 > ffffffff80d55000 > (XEN) ffffffff80d56000 ffffffff80d57000 ffffffff80d58000=20 > ffffffff80d59000 > (XEN) ffffffff80d5a000 ffffffff80d5b000 ffffffff80d5c000=20 > ffffffff80d5d000 > (XEN) ffffffff80d5e000 ffffffff80d5f000 ffffffff80d60000=20 > ffffffff80d61000 > (XEN) ffffffff80d62000 ffffffff80d63000 ffffffff80d64000=20 > ffffffff80d65000 > (XEN) ffffffff80d66000 ffffffff80d67000 ffffffff80d68000=20 > ffffffff80d69000 > (XEN) ffffffff80d6a000 ffffffff80d6b000 ffffffff80d6c000=20 > ffffffff80d6d000 > (XEN) ffffffff80d6e000 ffffffff80d6f000 ffffffff80d70000=20 > ffffffff80d71000 > (XEN) ffffffff80d72000 ffffffff80d73000 ffffffff80d74000=20 > ffffffff80d75000 > (XEN) ffffffff80d76000 ffffffff80d77000 ffffffff80d78000=20 > ffffffff80d79000