[Xen-devel] SMP DOMU crashes

[Ryan Harper <ryanh@xxxxxxxxxx>]

20050531 nightly tarball is the last known working version when SMP DOMU's can 
be created, June 1-3 tarballs all fail when started with more than 1 vcpu.  
Anyone else run an SMP domU since 5/31 ?


INIT: version 2.86 booting
Unable to handle kernel paging request at virtual address 00100104
 printing eip:
c010cfb6
*pde = ma 00000000 pa 55555000
 [<c011ab13>] __mmdrop+0x23/0x50
 [<c0116957>] finish_task_switch+0x87/0x90
 [<c029d3dc>] schedule+0x3ac/0x620
 [<c029d69d>] preempt_schedule+0x4d/0x70
 [<c0172eb3>] dput+0x33/0x1d0
 [<c0115ec8>] recalc_task_prio+0x88/0x150
 [<c029d69d>] preempt_schedule+0x4d/0x70
 [<c01164b3>] try_to_wake_up+0x233/0x260
 [<c01164fd>] wake_up_process+0x1d/0x30
 [<c0116eab>] sched_migrate_task+0x8b/0xb0
 [<c0116f58>] sched_exec+0x88/0xc0
 [<c0166f0a>] do_execve+0x5a/0x220
 [<c0108676>] sys_execve+0x46/0xa0
 [<c0109bc7>] syscall_call+0x7/0xb
Oops: 0002 [#1]
PREEMPT SMP
Modules linked in:
CPU:    0
EIP:    0061:[<c010cfb6>]    Not tainted VLI
EFLAGS: 00010292   (2.6.11.11-xenU-smp)
EIP is at destroy_context+0x86/0x100
eax: 00100100   ebx: cfcd0a80   ecx: cfcd0bf8   edx: 00200200
esi: c02d53a0   edi: 00002000   ebp: cf8e7e2c   esp: cf8e7df8
ds: 007b   es: 007b   ss: 0069
Process rcS (pid: 607, threadinfo=cf8e6000 task=cfd18060)
Stack: 20000000 cfcd0a80 cfcd0a80 c02d53a0 c011ab13 cfcd0a80 c11ff1c0 cfcd0a80
       c0116957 00007ff0 c031bf48 00007ff0 cfd18060 cf8e7e94 c029d3dc c02d53a0
       c029d69d 00000000 c0172eb3 c0332540 c03af570 c120d5a0 0000b448 7c4f3e12
Call Trace:
 [<c011ab13>] __mmdrop+0x23/0x50
 [<c0116957>] finish_task_switch+0x87/0x90
 [<c029d3dc>] schedule+0x3ac/0x620
 [<c029d69d>] preempt_schedule+0x4d/0x70
 [<c0172eb3>] dput+0x33/0x1d0
 [<c0115ec8>] recalc_task_prio+0x88/0x150
 [<c029d69d>] preempt_schedule+0x4d/0x70
 [<c01164b3>] try_to_wake_up+0x233/0x260
 [<c01164fd>] wa8b/0xb0
 [<c0116f58>] sched_exec+0x88/0xc0
 [<c0166f0a>] dke_up_process+0x1d/0x30
 [<c0116eab>] sched_migrate_task+0xo_execve+0x5a/0x220
 [<c0108676>] sys_execve+0x46/0xa0
 [<c0109bc7>] syscall_call+0x7/0xb
Code: 00 00 89 04 24 e8 8b 54 04 00 31 d2 89 93 54 01 00 00 b8 80 70 2d c0 e8 
09 17 19 00 8d 8b 78 01 00 00 8b 83 78 01 00 00 8b 51 04 <89> 50 04 89 02 b8 00 
01 10 00 89 83 78 01 00 00 b8 80 70 2d c0
 <6>note: rcS[607] exited with preempt_count 268435458

-- 
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253   T/L: 678-9253
ryanh@xxxxxxxxxx

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