From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: xen 4.0.2rc3/kernel 2.6.32.36: BUG: unable to handle kernel paging request Date: Mon, 18 Apr 2011 17:05:50 -0400 Message-ID: <20110418210550.GA8158@dumpdata.com> References: <4DA60F55.4000604@alog.com.br> <20110414131543.GE5548@dumpdata.com> <4DA85474.6060002@alog.com.br> <20110415154449.GI32595@reaktio.net> <4DA868A7.7020304@alog.com.br> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <4DA868A7.7020304@alog.com.br> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Gerd Jakobovitsch Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org On Fri, Apr 15, 2011 at 12:47:51PM -0300, Gerd Jakobovitsch wrote: > Hello Pasi: > > Yes, the kernel includes the last bugfix, and additionally the patch > Daniel Stodden indicated yesterday: > >>The BUG message at dmesg: .. snip.. > >> > >>[66007.135552] BUG: unable to handle kernel paging request at > >>ffff8800004ca458 > >>[66007.135567] IP: [] xen_set_pte+0x3e/0x4b > >>[66007.135580] PGD 1002067 PUD 1006067 PMD 2d78067 PTE 100000004ca025 > >>[66007.135675] Oops: 0003 [#1] SMP DEBUG_PAGEALLOC .. snip.. > >>[66007.135860] Call Trace: > >>[66007.135868] [] set_pte+0x17/0x1b > >>[66007.135875] [] set_pte_atomic+0x9/0xb > >>[66007.135882] [] __change_page_attr_set_clr+0x186/0x82d > >>[66007.135936] [] ? _raw_spin_unlock+0xab/0xb1 > >>[66007.135951] [] ? _spin_unlock+0x26/0x2a > >>[66007.135961] [] ? vm_unmap_aliases+0x151/0x160 > >>[66007.135969] [] change_page_attr_set_clr+0x177/0x360 > >>[66007.135976] [] change_page_attr_set+0x27/0x29 > >>[66007.135983] [] ? pte_flags+0x9/0x18 > >>[66007.135990] [] do_pageattr_test+0x285/0x4b1 > >>[66007.135998] [] ? do_pageattr_test+0x0/0x4b1 > >>[66007.136097] [] kthread+0x69/0x71 > >>[66007.136105] [] child_rip+0xa/0x20 > >>[66007.136112] [] ? int_ret_from_sys_call+0x7/0x1b > >>[66007.136119] [] ? retint_restore_args+0x5/0x6 > >>[66007.136127] [] ? child_rip+0x0/0x20 .. snip.. > >>(XEN) HVM43: Booting from 0000:7c00 > >>(XEN) HVM44: Press F12 for boot menu. > >>(XEN) HVM44: > >>(XEN) HVM44: Booting from Hard Disk... > >>(XEN) HVM44: Booting from 0000:7c00 > >>(XEN) HVM44: int13_harddisk: function 42. LBA out of range > >>(XEN) stdvga.c:151:d43 leaving stdvga > >>(XEN) stdvga.c:147:d43 entering stdvga and caching modes > >>(XEN) irq.c:243: Dom43 PCI link 0 changed 5 -> 0 > >>(XEN) irq.c:243: Dom43 PCI link 1 changed 10 -> 0 > >>(XEN) irq.c:243: Dom43 PCI link 2 changed 11 -> 0 > >>(XEN) irq.c:243: Dom43 PCI link 3 changed 5 -> 0 > >>(XEN) stdvga.c:151:d43 leaving stdvga > >>(XEN) stdvga.c:151:d42 leaving stdvga > >>(XEN) mm.c:3617:d0 PTE entry 81244b for address ffff88007caa0000 doesn't match frame 621c4b > >>(XEN) mm.c:3617:d0 PTE entry 812bed for address ffff88007caa1000 doesn't match frame 6217ed > >>(XEN) mm.c:3617:d0 PTE entry 812426 for address ffff88007caa2000 doesn't match frame 621c26 > >>(XEN) mm.c:3617:d0 PTE entry 812590 for address ffff88007caa3000 doesn't match frame 621d90 > >>(XEN) mm.c:3617:d0 PTE entry 812591 for address ffff88007caa4000 doesn't match frame 621d91 > >>(XEN) mm.c:3617:d0 PTE entry 812492 for address ffff88007caa5000 doesn't match frame 621c92 > >>(XEN) mm.c:3617:d0 PTE entry 812493 for address ffff88007caa6000 doesn't match frame 621c93 > >>(XEN) mm.c:3617:d0 PTE entry 8124ca for address ffff88007caa7000 doesn't match frame 621cca > >>(XEN) mm.c:3617:d0 PTE entry 8124cb for address ffff88007caa8000 doesn't match frame 621ccb > >>(XEN) mm.c:3617:d0 PTE entry 80e8b0 for address ffff88007caa9000 doesn't match frame 6258b0 > >>(XEN) mm.c:3617:d0 PTE entry 80e8b1 for address ffff88007caaa000 doesn't match frame 6258b1 > >>(XEN) mm.c:3617:d0 PTE entry 803fe2 for address ffff88007caab000 doesn't match frame 5cfde2 > >>(XEN) mm.c:3617:d0 PTE entry 80b3fd for address ffff88007ca99000 doesn't match frame 46b1fd > >>(XEN) mm.c:3617:d0 PTE entry 80b3fe for address ffff88007ca9a000 doesn't match frame 46b1fe > >>(XEN) mm.c:3617:d0 PTE entry 80ac10 for address ffff88007ca9b000 doesn't match frame 46b610 > >>(XEN) mm.c:3617:d0 PTE entry 80c01e for address ffff88007ca9c000 doesn't match frame 46a21e > >>(XEN) mm.c:3617:d0 PTE entry 80ab16 for address ffff88007ca9d000 doesn't match frame 46b916 > >>(XEN) mm.c:3617:d0 PTE entry 80b0f6 for address ffff88007ca9e000 doesn't match frame 46b2f6 > >>(XEN) mm.c:3617:d0 PTE entry 809c8c for address ffff88007ca9f000 doesn't match frame 46c68c > >>(XEN) mm.c:3617:d0 PTE entry 8017e0 for address ffff88007cb9f000 doesn't match frame 5b19e0 > >>(XEN) mm.c:3617:d0 PTE entry 8017e1 for address ffff88007cba0000 doesn't match frame 5b19e1 > >>(XEN) mm.c:3617:d0 PTE entry 801fc4 for address ffff88007cba1000 doesn't match frame 5b11c4 > >>(XEN) mm.c:3617:d0 PTE entry 801fc5 for address ffff88007cba2000 doesn't match frame 5b11c5 > >>(XEN) mm.c:3617:d0 PTE entry 801f2a for address ffff88007cba3000 doesn't match frame 5b112a > >>(XEN) mm.c:3617:d0 PTE entry 801f2b for address ffff88007cba4000 doesn't match frame 5b112b > >>(XEN) mm.c:3617:d0 PTE entry 801ee8 for address ffff88007cba5000 doesn't match frame 5b10e8 > >>(XEN) mm.c:3617:d0 PTE entry 801ee9 for address ffff88007cba6000 doesn't match frame 5b10e9 > >>(XEN) mm.c:3617:d0 PTE entry 803fde for address ffff88007cba7000 doesn't match frame 5af1de > >>(XEN) mm.c:3617:d0 PTE entry 8120ec for address ffff88007cb9e000 doesn't match frame 9660ec > >>(XEN) mm.c:3617:d0 PTE entry 8120ed for address ffff88007cb9f000 doesn't match frame 9660ed > >>(XEN) mm.c:3617:d0 PTE entry 810e0a for address ffff88007cba0000 doesn't match frame 96720a > >>(XEN) mm.c:3617:d0 PTE entry 810e0b for address ffff88007cba1000 doesn't match frame 96720b > >>(XEN) mm.c:3617:d0 PTE entry 81080e for address ffff88007cba2000 doesn't match frame 96780e > >>(XEN) mm.c:3617:d0 PTE entry 81080f for address ffff88007cba3000 doesn't match frame 96780f > >>(XEN) mm.c:3617:d0 PTE entry 80ef3e for address ffff88007cba4000 doesn't match frame 96933e > >>(XEN) mm.c:3617:d0 PTE entry 802fd7 for address ffff88007c433000 doesn't match frame 2111d7 > >>(XEN) mm.c:3617:d0 PTE entry 805131 for address ffff88007c434000 doesn't match frame 20ef31 > >>(XEN) mm.c:3617:d0 PTE entry 80c1ea for address ffff88007c435000 doesn't match frame 207fea > >>(XEN) mm.c:3617:d0 PTE entry 814ae9 for address ffff88007c9b0000 doesn't match frame 8866e9 > >>(XEN) mm.c:3617:d0 PTE entry 8113b9 for address ffff88007ca20000 doesn't match frame 9277b9 > >>(XEN) mm.c:3617:d0 PTE entry 808ab2 for address ffff88007ca21000 doesn't match frame 92feb2 > >>(XEN) mm.c:3617:d0 PTE entry 803bb3 for address ffff88007ca22000 doesn't match frame 934fb3 > >>(XEN) mm.c:3617:d0 PTE entry 814747 for address ffff88007ca23000 doesn't match frame 924347 > >>(XEN) mm.c:3617:d0 PTE entry 819873 for address ffff88007ca24000 doesn't match frame 91f073 > >>(XEN) mm.c:3617:d0 PTE entry 80302c for address ffff88007ca25000 doesn't match frame 93582c > >>(XEN) mm.c:3617:d0 PTE entry 81b75c for address ffff88007ca26000 doesn't match frame 91d35c > >>(XEN) mm.c:3617:d0 PTE entry c5fd0b for address ffff88007ca86000 doesn't match frame 95830b > >>(XEN) mm.c:3617:d0 PTE entry 81a093 for address ffff88007ca87000 doesn't match frame 9bde93 > >>(XEN) mm.c:3617:d0 PTE entry 815f11 for address ffff88007ca88000 doesn't match frame 942111 > >>(XEN) mm.c:3617:d0 PTE entry 815bc5 for address ffff88007ca89000 doesn't match frame 9425c5 > >>(XEN) mm.c:3617:d0 PTE entry 816875 for address ffff88007cb9b000 doesn't match frame 59c675 > >>(XEN) mm.c:3617:d0 PTE entry 8158a8 for address ffff88007cb9c000 doesn't match frame 59d6a8 > >>(XEN) mm.c:3617:d0 PTE entry 82fa1c for address ffff88007c926000 doesn't match frame 5e321c > >>(XEN) mm.c:3617:d0 PTE entry 82655e for address ffff88007c927000 doesn't match frame 5ec95e > >>(XEN) mm.c:3617:d0 PTE entry c5ce72 for address ffff88007c926000 doesn't match frame 95b072 > >>(XEN) mm.c:3617:d0 PTE entry c5cea9 for address ffff88007c927000 doesn't match frame 95b0a9 > >>(XEN) mm.c:2399:d0 Bad type (saw 1c00000000000002 != exp 7000000000000000) for mfn 800569 (pfn 4569) > >>(XEN) mm.c:878:d0 Error getting mfn 800569 (pfn 4569) from L1 entry 8010000800569267 for l1e_owner=0, pg_owner=0 > >>(XEN) mm.c:4664:d0 ptwr_emulate: could not get_page_from_l1e() > >>(XEN) mm.c:3617:d0 PTE entry 80e284 for address ffff88007ca89000 doesn't match frame 468084 > >>(XEN) mm.c:3617:d0 PTE entry 817918 for address ffff88007ca8a000 doesn't match frame 47f118 > >>(XEN) common.c:3722:d0 tracking VRAM f0000 - f0160 > >>(XEN) common.c:3722:d0 tracking VRAM f0000 - f0160 So to reproduce this, what should I be doing? Can you give me a rough idea of what your guests are doing, how big the NFS files are, etc?