| Summary: | guest's snapshot got kernel panic after dd a big file then shutdown | ||||||
|---|---|---|---|---|---|---|---|
| Product: | Red Hat Enterprise Linux 5 | Reporter: | Golita Yue <gyue> | ||||
| Component: | kvm | Assignee: | Kevin Wolf <kwolf> | ||||
| Status: | CLOSED NOTABUG | QA Contact: | Virtualization Bugs <virt-bugs> | ||||
| Severity: | medium | Docs Contact: | |||||
| Priority: | medium | ||||||
| Version: | 5.7 | CC: | gcosta, juzhang, michen, mkenneth, rhod, 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: | 2011-08-01 16:26:19 UTC | Type: | --- | ||||
| Regression: | --- | Mount Type: | --- | ||||
| Documentation: | --- | CRM: | |||||
| Verified Versions: | Category: | --- | |||||
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |||||
| Cloudforms Team: | --- | Target Upstream Version: | |||||
| Bug Depends On: | |||||||
| Bug Blocks: | 580946 | ||||||
| Attachments: |
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Doesn't look related to the snapshot at all. I suspect this was only a coincidence. Golita, did you experience the problem again since then? No response, so I'm assuming that it really happened only once and is most likely unrelated to qemu. Closing. |
Created attachment 498679 [details] guest-kernel-panic-serial.log Description of problem: Guest(rhel4.9-64) kernel panic during shutdown. Version-Release number of selected component (if applicable): kvm-83-232.el5 kernel 2.6.18-259.el5 How reproducible: only once Steps to Reproduce: 1. create a snapshot #qemu-img create -b RHEL-4.9-64.raw -f qcow2 sn1.qcow2 2. boot up new created sn1.qcow2 with cmd ******** cmd line ******** #/usr/libexec/qemu-kvm -drive file='sn1.qcow2',index=0,if=ide,media=disk,cache=none,format=qcow2 -net nic,vlan=0,model=e1000,macaddr='9a:ee:93:df:01:06' -net tap,vlan=0,ifname='t0-091953-J5dh',script='qemu-ifup-switch',downscript='no' -m 32768 -smp 8,cores=1,threads=1,sockets=8 -cpu qemu64,+sse2 -soundhw ac97 -spice port=8000,disable-ticketing -qxl 1 -rtc-td-hack -M rhel5.6.0 -boot c -usbdevice tablet -no-kvm-pit-reinjection ************************** 3. create big file in guest #dd if=/dev/zero of=/tmp/file_sn1 bs=1M count=1000 4. shutdown guest #shutdown -h now Actual results: guest kernel panic Expected results: guest shutdown normally Additional info: Tested 20 times, hit this bug only once.