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

[Olivier NOEL <jmoteuchi@xxxxxxxx>]

Hi,

I have this bug when I activate java-6-jdk on Tomcat 5.5.26 in a Lenny Guest :

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 ]---


More infos on host OS:

11:39 root@host:~# xm info
host                   : host.ovh.net
release                : 2.6.21.7-xxxx-xen0-ipv4-64
version                : #1 SMP Mon Apr 28 10:19:16 CEST 2008
machine                : x86_64
nr_cpus                : 4
nr_nodes               : 1
cores_per_socket       : 4
threads_per_core       : 1
cpu_mhz                : 2817
hw_caps                : 
bfebfbff:20100800:00000000:00000140:0008e3fd:00000000:00000001
total_memory           : 8181
free_memory            : 6
node_to_cpu            : node0:0-3
xen_major              : 3
xen_minor              : 2
xen_extra              : .1
xen_caps               : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 
hvm-3.0-x86_32p hvm-3.0-x86_64
xen_scheduler          : credit
xen_pagesize           : 4096
platform_params        : virt_start=0xffff800000000000
xen_changeset          : Fri Apr 25 14:03:45 2008 +0100 16881:4073b3ded545
cc_compiler            : gcc version 4.1.2 20061115 (prerelease) (Debian 
4.1.1-21)
cc_compile_by          : root
cc_compile_domain      : ovh.net
cc_compile_date        : Mon Apr 28 09:51:46 CEST 2008
xend_config_format     : 4




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