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RE: [Xen-devel] kernel BUG at arch/x86/xen/multicalls.c:103!


  • To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Olivier NOEL" <ONOEL@xxxxxxxxxxxxxx>
  • Date: Wed, 5 Aug 2009 09:10:29 +0200
  • Delivery-date: Wed, 05 Aug 2009 00:14:51 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcoVXpXZzCuVwxGEScWDXYVgGa7N3gAO9aGQ
  • Thread-topic: [Xen-devel] kernel BUG at arch/x86/xen/multicalls.c:103!

> -----Message d'origine-----
> DeÂ: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-devel-
> bounces@xxxxxxxxxxxxxxxxxxx] De la part de Jeremy Fitzhardinge
> EnvoyÃÂ: mercredi 5 aoÃt 2009 01:55
> ÃÂ: Olivier NOEL
> CcÂ: xen-devel@xxxxxxxxxxxxxxxxxxx
> ObjetÂ: Re: [Xen-devel] kernel BUG at arch/x86/xen/multicalls.c:103!
> 
> On 08/03/09 02:44, Olivier NOEL wrote:
> > Hi,
> >
> > I have this bug when I activate java-6-jdk on Tomcat 5.5.26 in a
> Lenny Guest :
> >
> 
> Does it happen immediately, or after a while?  Does it happen every
> time?  How many VCPUs are there?

At boot time, Tomcat is not running, so I start Tomcat and I have this error. 
Then I can't do anything, the system is "locked".

It happens every time I start Tomcat with any java runtime which is not 
java-gcj on Debian Lenny or Etch.

There are 4 VCPUs on each Tomcat.

> 
> > Jul 31 21:24:15 tomcat01 kernel: 1 multicall(s) failed: cpu 3
> > Jul 31 21:24:15 tomcat01 kernel:   call  1/1: op=14 arg=[b7f1a000]
> result=-22
> > Jul 31 21:24:15 tomcat01 kernel: ------------[ cut here ]------------
> > Jul 31 21:24:15 tomcat01 kernel: kernel BUG at
> arch/x86/xen/multicalls.c:103!
> > Jul 31 21:24:15 tomcat01 kernel: invalid opcode: 0000 [#1] SMP
> > Jul 31 21:24:15 tomcat01 kernel:
> > Jul 31 21:24:15 tomcat01 kernel: Pid: 2467, comm: jsvc Not tainted
> (2.6.25.7 #1)
> > Jul 31 21:24:15 tomcat01 kernel: EIP: 0061:[<c020248b>] EFLAGS:
> 00010202 CPU: 3
> > Jul 31 21:24:15 tomcat01 kernel: EIP is at xen_mc_flush+0x16b/0x180
> > Jul 31 21:24:15 tomcat01 kernel: EAX: 00000000 EBX: 00000000 ECX:
> 00000003 EDX: 00000000
> > Jul 31 21:24:15 tomcat01 kernel: ESI: 00000000 EDI: 00000001 EBP:
> c141a060 ESP: deaadedc
> > Jul 31 21:24:15 tomcat01 kernel:  DS: 007b ES: 007b FS: 00d8 GS: 0033
> SS: 0069
> > Jul 31 21:24:15 tomcat01 kernel: Process jsvc (pid: 2467, ti=deaac000
> task=df6e6000 task.ti=deaac000)
> > Jul 31 21:24:15 tomcat01 kernel: Stack: c05a5848 00000001 00000001
> 0000000e b7f1a000 ffffffea 00000200 00000065
> > Jul 31 21:24:15 tomcat01 kernel:        00000000 00000000 b7f1a000
> c02592b4 00000065 00000000 df5c3f50 00000000
> > Jul 31 21:24:15 tomcat01 kernel:        000b7f1a 00000000 00000000
> de827e34 df616210 de827e00 b7f1b000 df616528
> > Jul 31 21:24:15 tomcat01 kernel: Call Trace:
> > Jul 31 21:24:15 tomcat01 kernel:  [<c02592b4>]
> mprotect_fixup+0x4b4/0x610
> > Jul 31 21:24:15 tomcat01 kernel:  [<c0259554>]
> sys_mprotect+0x144/0x1d0
> > Jul 31 21:24:15 tomcat01 kernel:  [<c0206c22>] syscall_call+0x7/0xb
> > Jul 31 21:24:15 tomcat01 kernel:  =======================
> > Jul 31 21:24:15 tomcat01 kernel: Code: 00 83 c3 20 89 54 24 08 89 74
> 24 04 c7 04 24 48 58 5a c0 89 44 24 0c e8 84 fc 01 00 8b 95 00 0b 00 00
> 39 d6 72 c3 e9 25 ff ff ff <0f> 0b eb fe 0f 0b eb fe 8d b6 00 00 00 00
> 8d bc 27 00 00 00 00
> > Jul 31 21:24:15 tomcat01 kernel: EIP: [<c020248b>]
> xen_mc_flush+0x16b/0x180 SS:ESP 0069:deaadedc
> > Jul 31 21:24:15 tomcat01 kernel: ---[ end trace 9edfe58cbc53ddca ]---
> >
> >
> 
> Do you get any messages on the Xen console (xm dmesg)?

xm dmesg (complete dmesg) :

(XEN) Xen version 3.2.1 (root@xxxxxxx) (gcc version 4.1.2 20061115 (prerelease) 
(Debian 4.1.1-21)) Mon Apr 28 09:51:46 CEST 2008
(XEN) Latest ChangeSet: Fri Apr 25 14:03:45 2008 +0100 16881:4073b3ded545
(XEN) Command line: auto BOOT_IMAGE=Xen ro root=801
(XEN) Video information:
(XEN)  VGA is text mode 80x25, font 8x16
(XEN)  VBE/DDC methods: none; EDID transfer time: 0 seconds
(XEN)  EDID info not retrieved because no DDC retrieval method detected
(XEN) Disc information:
(XEN)  Found 1 MBR signatures
(XEN)  Found 1 EDD information structures
(XEN) Xen-e820 RAM map:
(XEN)  0000000000000000 - 000000000008f000 (usable)
(XEN)  000000000008f000 - 00000000000a0000 (reserved)
(XEN)  00000000000e0000 - 0000000000100000 (reserved)
(XEN)  0000000000100000 - 00000000cf543000 (usable)
(XEN)  00000000cf543000 - 00000000cf54f000 (reserved)
(XEN)  00000000cf54f000 - 00000000cf617000 (usable)
(XEN)  00000000cf617000 - 00000000cf6e8000 (ACPI NVS)
(XEN)  00000000cf6e8000 - 00000000cf6eb000 (usable)
(XEN)  00000000cf6eb000 - 00000000cf6f0000 (ACPI data)
(XEN)  00000000cf6f0000 - 00000000cf6f1000 (usable)
(XEN)  00000000cf6f1000 - 00000000cf6ff000 (ACPI data)
(XEN)  00000000cf6ff000 - 00000000cf700000 (usable)
(XEN)  00000000cf700000 - 00000000d0000000 (reserved)
(XEN)  00000000fff00000 - 0000000100000000 (reserved)
(XEN)  0000000100000000 - 0000000230000000 (usable)
(XEN) System RAM: 8181MB (8377980kB)
(XEN) Xen heap: 14MB (14824kB)
(XEN) Domain heap initialised: DMA width 32 bits
(XEN) Processor #0 7:7 APIC version 20
(XEN) Processor #2 7:7 APIC version 20
(XEN) Processor #1 7:7 APIC version 20
(XEN) Processor #3 7:7 APIC version 20
(XEN) IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
(XEN) Enabling APIC mode:  Flat.  Using 1 I/O APICs
(XEN) Using scheduler: SMP Credit Scheduler (credit)
(XEN) Detected 2817.262 MHz processor.
(XEN) HVM: VMX enabled
(XEN) CPU0: Intel(R) Xeon(R) CPU           X3360  @ 2.83GHz stepping 07
(XEN) Booting processor 1/2 eip 8c000
(XEN) CPU1: Intel(R) Xeon(R) CPU           X3360  @ 2.83GHz stepping 07
(XEN) Booting processor 2/1 eip 8c000
(XEN) CPU2: Intel(R) Xeon(R) CPU           X3360  @ 2.83GHz stepping 07
(XEN) Booting processor 3/3 eip 8c000
(XEN) CPU3: Intel(R) Xeon(R) CPU           X3360  @ 2.83GHz stepping 07
(XEN) Total of 4 processors activated.
(XEN) ENABLING IO-APIC IRQs
(XEN)  -> Using new ACK method
(XEN) Platform timer overflows in 14998 jiffies.
(XEN) Platform timer is 14.318MHz HPET
(XEN) Brought up 4 CPUs
(XEN) xenoprof: Initialization failed. Intel processor model 23 for P6 class 
family is not supported
(XEN) AMD IOMMU: Disabled
(XEN) *** LOADING DOMAIN 0 ***
(XEN)  Xen  kernel: 64-bit, lsb, compat32
(XEN)  Dom0 kernel: 64-bit, lsb, paddr 0xffffffff80200000 -> 0xffffffff8093981c
(XEN) PHYSICAL MEMORY ARRANGEMENT:
(XEN)  Dom0 alloc.:   0000000226000000->0000000228000000 (2019706 pages to be 
allocated)
(XEN) VIRTUAL MEMORY ARRANGEMENT:
(XEN)  Loaded kernel: ffffffff80200000->ffffffff8093981c
(XEN)  Init. ramdisk: ffffffff8093a000->ffffffff8093a000
(XEN)  Phys-Mach map: ffffffff8093a000->ffffffff818b2bd0
(XEN)  Start info:    ffffffff818b3000->ffffffff818b34a4
(XEN)  Page tables:   ffffffff818b4000->ffffffff818c5000
(XEN)  Boot stack:    ffffffff818c5000->ffffffff818c6000
(XEN)  TOTAL:         ffffffff80000000->ffffffff81c00000
(XEN)  ENTRY ADDRESS: ffffffff80200000
(XEN) Dom0 has maximum 4 VCPUs
(XEN) Scrubbing Free RAM: .done.
(XEN) Xen trace buffers: disabled
(XEN) Std. Loglevel: Errors and warnings
(XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings)
(XEN) Xen is relinquishing VGA console.
(XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to 
Xen)
(XEN) Freed 100kB init memory.
(XEN) mm.c:665:d14 Error getting mfn a7990 (pfn 22df) from L1 entry 
00000000a7990065 for dom14
(XEN) mm.c:645:d14 Non-privileged (14) attempt to map I/O space 64612064
(XEN) mm.c:665:d14 Error getting mfn 1001d3 (pfn 128bd3) from L1 entry 
00000001001d3065 for dom14
(XEN) mm.c:645:d21 Non-privileged (21) attempt to map I/O space 00000000
(XEN) mm.c:645:d23 Non-privileged (23) attempt to map I/O space 00000000
(XEN) mm.c:645:d22 Non-privileged (22) attempt to map I/O space 0d000000
(XEN) mm.c:645:d22 Non-privileged (22) attempt to map I/O space 49464655
(XEN) mm.c:645:d22 Non-privileged (22) attempt to map I/O space 00000000
(XEN) mm.c:645:d23 Non-privileged (23) attempt to map I/O space 00000000
(XEN) mm.c:645:d23 Non-privileged (23) attempt to map I/O space 00000000
(XEN) mm.c:645:d22 Non-privileged (22) attempt to map I/O space 72202020
(XEN) mm.c:645:d22 Non-privileged (22) attempt to map I/O space 2c222220
(XEN) mm.c:645:d23 Non-privileged (23) attempt to map I/O space 00000000
(XEN) mm.c:645:d22 Non-privileged (22) attempt to map I/O space 00000000
(XEN) mm.c:645:d24 Non-privileged (24) attempt to map I/O space 00000000
(XEN) mm.c:645:d25 Non-privileged (25) attempt to map I/O space 00000000
(XEN) mm.c:645:d25 Non-privileged (25) attempt to map I/O space 00000000
(XEN) mm.c:645:d24 Non-privileged (24) attempt to map I/O space 00000000
(XEN) mm.c:645:d26 Non-privileged (26) attempt to map I/O space 00000000
(XEN) mm.c:645:d25 Non-privileged (25) attempt to map I/O space 00000000
(XEN) mm.c:645:d26 Non-privileged (26) attempt to map I/O space 00000000
(XEN) mm.c:645:d26 Non-privileged (26) attempt to map I/O space 00000000
(XEN) mm.c:645:d27 Non-privileged (27) attempt to map I/O space 00000000
(XEN) mm.c:645:d27 Non-privileged (27) attempt to map I/O space 00000000
(XEN) mm.c:645:d28 Non-privileged (28) attempt to map I/O space 00000000
(XEN) mm.c:645:d28 Non-privileged (28) attempt to map I/O space 00000000
(XEN) mm.c:645:d27 Non-privileged (27) attempt to map I/O space 00000000
(XEN) mm.c:645:d31 Non-privileged (31) attempt to map I/O space 00000000
(XEN) mm.c:645:d31 Non-privileged (31) attempt to map I/O space 00000000
(XEN) mm.c:645:d31 Non-privileged (31) attempt to map I/O space 00000000
(XEN) mm.c:645:d43 Non-privileged (43) attempt to map I/O space 13f14490
(XEN) mm.c:645:d47 Non-privileged (47) attempt to map I/O space 00000000
(XEN) mm.c:645:d48 Non-privileged (48) attempt to map I/O space 00000000

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