[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Re: pvops bug
On Mon, 2009-06-22 at 04:32 -0400, Dulloor wrote: > This bug message precedes the "soft lockup" bug message (mentioned > below) - actual problem. > > [ 1247.473865] BUG: unable to handle kernel paging request at c05dbd30 > [ 1247.473877] IP: [<c0106e44>] xen_set_pte+0x74/0x90 > [ 1247.473889] *pdpt = 000000006db54001 > [ 1247.473895] Oops: 0003 [#1] SMP > [ 1247.473902] last sysfs > file: /sys/devices/pci0000:00/0000:00:1f.3/modalias > [ 1247.473908] Modules linked in: <trimmed> > [ 1247.474113] > [ 1247.474118] Pid: 232, comm: kswapd0 Not tainted (2.6.30-rc6-tip #2) > Precision WorkStation 390 > [ 1247.474122] EIP: 0061:[<c0106e44>] EFLAGS: 00010202 CPU: 1 > [ 1247.474127] EIP is at xen_set_pte+0x74/0x90 > [ 1247.474131] EAX: 08f31063 EBX: 001322f8 ECX: 00000000 EDX: 00000000 > [ 1247.474135] ESI: c05dbd30 EDI: c05dbd30 EBP: e2679d04 ESP: e2679cf0 > [ 1247.474139] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0069 > [ 1247.474143] Process kswapd0 (pid: 232, ti=e2678000 task=e2665940 > task.ti=e2678000) > [ 1247.474147] Stack: > [ 1247.474150] 08f31063 00000000 08f31063 00000063 c05dbd30 e2679d34 > c012c84a 00000000 > [ 1247.474168] 00000000 08f31063 00000000 f57ff000 000000a0 00000014 > 00000007 404a2000 > [ 1247.474188] c8acdf20 e2679d48 c01054db 00000163 80000000 00000000 > e2679dac c01c77a9 > [ 1247.474210] Call Trace: > [ 1247.474214] [<c012c84a>] ? kmap_atomic_prot+0xfa/0x130 > [ 1247.474222] [<c01054db>] ? xen_kmap_atomic_pte+0x2b/0x40 This looks like the same issue Pasi KÃrkkÃinen reported in the thread "xen.git branch reorg / success with 2.6.30-rc3 pv_ops dom0". We isolated the issue last week (there is a big ugly patch near the end of that thread) but don't have a proper fix yet. What sort of CPU do you have? Ian. _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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