Bug 654511
| Summary: | kernel panic sometime when reboot guest on AMD host | ||||||
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| Product: | Red Hat Enterprise Linux 6 | Reporter: | Suqin Huang <shuang> | ||||
| Component: | qemu-kvm | Assignee: | Gleb Natapov <gleb> | ||||
| Status: | CLOSED DUPLICATE | QA Contact: | Virtualization Bugs <virt-bugs> | ||||
| Severity: | medium | Docs Contact: | |||||
| Priority: | low | ||||||
| Version: | 6.1 | CC: | knoel, mkenneth, tburke, virt-maint | ||||
| Target Milestone: | rc | ||||||
| Target Release: | --- | ||||||
| Hardware: | Unspecified | ||||||
| OS: | Unspecified | ||||||
| Whiteboard: | |||||||
| Fixed In Version: | Doc Type: | Bug Fix | |||||
| Doc Text: | Story Points: | --- | |||||
| Clone Of: | Environment: | ||||||
| Last Closed: | 2010-12-22 08:42:21 UTC | Type: | --- | ||||
| Regression: | --- | Mount Type: | --- | ||||
| Documentation: | --- | CRM: | |||||
| Verified Versions: | Category: | --- | |||||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
| Cloudforms Team: | --- | Target Upstream Version: | |||||
| Embargoed: | |||||||
| Bug Depends On: | |||||||
| Bug Blocks: | 580954 | ||||||
| Attachments: |
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Description
Suqin Huang
2010-11-18 04:52:03 UTC
Created attachment 461209 [details]
call trace in rhel6 guest
What is the host kernel version? Can you attach log output instead of pasting it here (it gets garbled). Can you reproduce on AMD with NPT? host kernel: 2.6.32-83.el6.x86_64 npt is enabled when this happen [root@amd-4450b-4-1 parameters]# cat npt 1 (In reply to comment #4) > host kernel: 2.6.32-83.el6.x86_64 > > npt is enabled when this happen > > [root@amd-4450b-4-1 parameters]# cat npt > 1 your cpuinfo above shows that cpu does not support npt. Try on a cpu where npt is present in cpu flags. repeat 40 times, can not reproduce on 9600b processor : 3 vendor_id : AuthenticAMD cpu family : 16 model : 2 model name : AMD Phenom(tm) 9600B Quad-Core Processor stepping : 3 cpu MHz : 1150.000 cache size : 512 KB physical id : 0 siblings : 4 core id : 3 cpu cores : 4 apicid : 3 initial apicid : 3 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nonstop_tsc extd_apicid p processor : 3 vendor_id : AuthenticAMD cpu family : 16 model : 2 model name : AMD Phenom(tm) 9600B Quad-Core Processor stepping : 3 cpu MHz : 1150.000 cache size : 512 KB physical id : 0 siblings : 4 core id : 3 cpu cores : 4 apicid : 3 initial apicid : 3 fpu : yes fpu_exception : yes cpuid level : 5 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nonstop_tsc extd_apicid pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs npt lbrv svm_lock 1. (qemu) KVM internal error. Suberror: 1 (qemu) rax 0000000000000040 rbx 000000000000000a rcx 000000000000000a rdx 000000000000896a (qemu) rsi 0000000000000012 rdi 0000000000000008 rsp 0000000000000360 rbp 0000000000000000 (qemu) r8 0000000000000000 r9 0000000000000000 r10 0000000000000000 r11 0000000000000000 (qemu) r12 0000000000000000 r13 0000000000000000 r14 0000000000000000 r15 0000000000000000 (qemu) rip 0000000000000004 rflags 00000046 (qemu) cs 0600 (00006000/0000ffff p 1 dpl 0 db 0 s 1 type b l 0 g 0 avl 0) (qemu) ds 0040 (00000400/0000ffff p 1 dpl 0 db 0 s 1 type 3 l 0 g 0 avl 0) (qemu) es 0000 (00000000/0000ffff p 1 dpl 0 db 0 s 1 type 3 l 0 g 0 avl 0) (qemu) ss 9cc0 (0009cc00/0000ffff p 1 dpl 0 db 0 s 1 type 3 l 0 g 0 avl 0) (qemu) fs 0000 (00000000/0000ffff p 1 dpl 0 db 0 s 1 type 3 l 0 g 0 avl 0) (qemu) gs 0000 (00000000/0000ffff p 1 dpl 0 db 0 s 1 type 3 l 0 g 0 avl 0) (qemu) tr 0000 (00000000/0000ffff p 1 dpl 0 db 0 s 0 type b l 0 g 0 avl 0) (qemu) ldt 0000 (00000000/0000ffff p 1 dpl 0 db 0 s 0 type 2 l 0 g 0 avl 0) (qemu) gdt 0/ffff (qemu) idt 0/ffff (qemu) cr0 10 cr2 0 cr3 0 cr4 0 cr8 0 efer 0 (qemu) emulation failure, check dmesg for details 2. guest kernel rhel5: 2.6.18-232.el5 rhel6: 2.6.32-71.el6.x86_64 Please retest with kernel-2.6.32-93.el6. repeat 100 times, can reproduce host: 2.6.32-93.el6.x86_64 && qemu-kvm-0.12.1.2-2.127.el6.x86_64 guest: rhel6: 2.6.32-71.el6.x86_64 (In reply to comment #10) > repeat 100 times, can reproduce make a mistake, can not reproduce > host: > 2.6.32-93.el6.x86_64 && qemu-kvm-0.12.1.2-2.127.el6.x86_64 > guest: > rhel6: 2.6.32-71.el6.x86_64 *** This bug has been marked as a duplicate of bug 654532 *** |