1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
#!/usr/sbin/dtrace -C
/*
* Prints out the last several vmexits after a triple fault. Must be run
* with exitno.d.
*/
#pragma D option quiet
#pragma D option bufpolicy=ring
#pragma D option bufsize=16k
BEGIN
{
start = timestamp;
}
kvm-vexit
{
printf("t+%-14d cpu: %-3d %-40s vpid: %-5d\n",
timestamp - start, cpu, strexitno[arg1],
vmregs[VMX_VIRTUAL_PROCESSOR_ID]);
printf(" rip: %16x rsp: %16x rfl: %16x\n",
vmregs[VMX_GUEST_RIP], vmregs[VMX_GUEST_RSP],
vmregs[VMX_GUEST_RFLAGS]);
printf(" cr0: %16x cr3: %16x cr4: %16x\n",
vmregs[VMX_GUEST_CR0], vmregs[VMX_GUEST_CR3],
vmregs[VMX_GUEST_CR4]);
printf(" ldt: %16x gdt: %16x idt: %16x\n",
vmregs[VMX_GUEST_LDTR_BASE], vmregs[VMX_GUEST_GDTR_BASE],
vmregs[VMX_GUEST_IDTR_BASE]);
printf(" cs: base=%x limit=%x selector=%x access=%x\n",
vmregs[VMX_GUEST_CS_BASE],
vmregs[VMX_GUEST_CS_LIMIT],
vmregs[VMX_GUEST_CS_SELECTOR],
vmregs[VMX_GUEST_CS_AR_BYTES]);
printf(" ds: base=%x limit=%x selector=%x access=%x\n",
vmregs[VMX_GUEST_DS_BASE],
vmregs[VMX_GUEST_DS_LIMIT],
vmregs[VMX_GUEST_DS_SELECTOR],
vmregs[VMX_GUEST_DS_AR_BYTES]);
printf(" es: base=%x limit=%x selector=%x access=%x\n",
vmregs[VMX_GUEST_ES_BASE],
vmregs[VMX_GUEST_ES_LIMIT],
vmregs[VMX_GUEST_ES_SELECTOR],
vmregs[VMX_GUEST_ES_AR_BYTES]);
printf(" fs: base=%x limit=%x selector=%x access=%x\n",
vmregs[VMX_GUEST_FS_BASE],
vmregs[VMX_GUEST_FS_LIMIT],
vmregs[VMX_GUEST_FS_SELECTOR],
vmregs[VMX_GUEST_FS_AR_BYTES]);
printf(" ss: base=%x limit=%x selector=%x access=%x\n",
vmregs[VMX_GUEST_SS_BASE],
vmregs[VMX_GUEST_SS_LIMIT],
vmregs[VMX_GUEST_SS_SELECTOR],
vmregs[VMX_GUEST_SS_AR_BYTES]);
printf("\n");
}
kvm-vexit
/arg1 == EXIT_REASON_TRIPLE_FAULT/
{
exit(0);
}
|
