Bug 1003232
Summary: | qemu-kvm core dumped when hot plug virtio-serial and transfer character [TestOnly] | ||
---|---|---|---|
Product: | Red Hat Enterprise Linux 6 | Reporter: | mazhang <mazhang> |
Component: | qemu-kvm | Assignee: | Amit Shah <amit.shah> |
Status: | CLOSED ERRATA | QA Contact: | Virtualization Bugs <virt-bugs> |
Severity: | high | Docs Contact: | |
Priority: | high | ||
Version: | 6.5 | CC: | acathrow, amit.shah, bsarathy, chayang, flang, juzhang, mazhang, michen, mkenneth, mrezanin, qzhang, tlavigne, virt-maint |
Target Milestone: | rc | Keywords: | TestOnly |
Target Release: | --- | ||
Hardware: | Unspecified | ||
OS: | Unspecified | ||
Whiteboard: | |||
Fixed In Version: | Doc Type: | Bug Fix | |
Doc Text: | Story Points: | --- | |
Clone Of: | Environment: | ||
Last Closed: | 2013-11-21 07:12:45 UTC | Type: | Bug |
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: | 985205 | ||
Bug Blocks: |
Description
mazhang
2013-09-01 06:22:43 UTC
qemu-kvm-389 also hit this problem. (gdb) bt #0 0x00007ffff772d6fd in write () from /lib64/libpthread.so.0 #1 0x00007ffff749e651 in ?? () from /lib64/libglib-2.0.so.0 #2 0x00007ffff744f387 in g_io_channel_write_chars () from /lib64/libglib-2.0.so.0 #3 0x00007ffff7e5481e in io_channel_send (fd=0x7ffff86e4b10, buf=0x7fffd27cfce0, len=7) at /usr/src/debug/qemu-kvm-0.12.1.2/qemu-char.c:726 #4 0x00007ffff7f24df4 in flush_buf (port=0x7ffff9bc1440, buf=0x7fffd27cfce0 "abc \r\n", len=7) at /usr/src/debug/qemu-kvm-0.12.1.2/hw/virtio-console.c:58 #5 0x00007ffff7de835c in do_flush_queued_data (port=0x7ffff9bc1440, vq=0x7ffff9b921a0, vdev=0x7ffff87811c0) at /usr/src/debug/qemu-kvm-0.12.1.2/hw/virtio-serial-bus.c:193 #6 0x00007ffff7e05d21 in qemu_bh_poll () at /usr/src/debug/qemu-kvm-0.12.1.2/async.c:70 #7 0x00007ffff7dce989 in main_loop_wait (timeout=1000) at /usr/src/debug/qemu-kvm-0.12.1.2/vl.c:4090 #8 0x00007ffff7df13aa in kvm_main_loop () at /usr/src/debug/qemu-kvm-0.12.1.2/qemu-kvm.c:2244 #9 0x00007ffff7dd2248 in main_loop (argc=55, argv=<value optimized out>, envp=<value optimized out>) at /usr/src/debug/qemu-kvm-0.12.1.2/vl.c:4260 #10 main (argc=55, argv=<value optimized out>, envp=<value optimized out>) at /usr/src/debug/qemu-kvm-0.12.1.2/vl.c:6631 qemu-kvm-387 also hit this problem. bug 985205 moved to ON_QA status. qemu-kvm-0.12.1.2-2.412.el6.x86_64 can not hit this problem. host: qemu-kvm-0.12.1.2-2.412.el6.x86_64 kernel-2.6.32-423.el6.x86_64 guest: win7-64 virtio-win-prewhql-72 Steps is the same as comment#0 . Result: Guest works well, can able transfer data by virtio serial. Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. http://rhn.redhat.com/errata/RHSA-2013-1553.html |