Re: qemu-kvm-1.1.0 crashing with kernel 3.5.0-rc6

[Chris Clayton <chris2553@googlemail.com>]

On 07/27/12 19:08, Eric Northup wrote:
> Could you include the output of "info registers" at the point where it
> crashed?
>

Here you go:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xb6a78b40 (LWP 13249)]
__strcmp_sse4_2 () at ../sysdeps/i386/i686/multiarch/strcmp-sse4.S:217
217             movdqu  (%edx), %xmm2
(gdb) bt
#0  __strcmp_sse4_2 () at ../sysdeps/i386/i686/multiarch/strcmp-sse4.S:217
#1  0xb7e82cb4 in g_str_equal (v1=0x8a0cd58, v2=0x8319b82) at ghash.c:1704
#2  0xb7e8137a in g_hash_table_lookup_node (hash_table=0x89fe800, 
key=0x8319b82, hash_return=0xb6a78178)
     at ghash.c:422
#3  0xb7e821e5 in g_hash_table_lookup (hash_table=0x89fe800, 
key=key@entry=0x8319b82) at ghash.c:1074
#4  0x0815c9cb in type_table_lookup (name=0x8319b82 "apic-common") at 
qom/object.c:94
#5  type_get_by_name (name=name@entry=0x8319b82 "apic-common") at 
qom/object.c:149
#6  0x0815cf93 in object_dynamic_cast (obj=obj@entry=0x8a313e0, 
typename=typename@entry=0x8319b82 "apic-common")
     at qom/object.c:416
#7  0x0815cf2d in object_dynamic_cast_assert (obj=obj@entry=0x8a313e0,
     typename=typename@entry=0x8319b82 "apic-common") at qom/object.c:478
#8  0x08192c1b in cpu_set_apic_tpr (d=0x8a313e0, val=13 '\r')
     at /home/chris/rpm/BUILD/qemu-kvm-1.1.1/hw/apic_common.c:60
#9  0x081cb86c in kvm_arch_post_run (env=env@entry=0x8a29370, 
run=run@entry=0xb6274000)
     at /home/chris/rpm/BUILD/qemu-kvm-1.1.1/target-i386/kvm.c:1695
#10 0x081c686f in kvm_cpu_exec (env=env@entry=0x8a29370) at 
/home/chris/rpm/BUILD/qemu-kvm-1.1.1/kvm-all.c:1269
#11 0x08198c72 in qemu_kvm_cpu_thread_fn (arg=0x8a29370) at 
/home/chris/rpm/BUILD/qemu-kvm-1.1.1/cpus.c:752
#12 0xb7a3ed9e in start_thread () from /lib/libpthread.so.0
#13 0xb77e45ee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:132
(gdb) info registers
eax            0x8319b82        137468802
ecx            0xd58    3416
edx            0x8a0cd58        144756056
ebx            0xb7f7f2c4       -1208487228
esp            0xb6a780ec       0xb6a780ec
ebp            0xb6a78118       0xb6a78118
esi            0x8a313e0        144905184
edi            0xc513   50451
eip            0xb7824f77       0xb7824f77 <__strcmp_sse4_2+23>
eflags         0x10283  [ CF SF IF RF ]
cs             0x73     115
ss             0x7b     123
ds             0x0      0
es             0x0      0
fs             0x0      0
gs             0x33     51