On Thu, May 23, 2013 at 08:53:55AM +0800, Asias He wrote: > On Wed, May 22, 2013 at 05:36:08PM -0700, Badari wrote: > > Hi, > > > > While testing vhost-scsi in the current qemu git, ran into an earlier issue > > with seabios. I had to disable scsi support in seabios to get it working. > > > > I was hoping this issue got resolved when vhost-scsi support got > > merged into qemu. Is this still being worked on ? > > Hmm, can you try seabios.git? Not sure if seabios shipped by qemu picked > up the fixes for vhost-scsi. > Nothing in seabios should crash qemu.
> > Thanks, > > Badari > > > > [root ~]# gdb /root/qemu/x86_64-softmmu/qemu-system-x86_64 > > GNU gdb (GDB) Red Hat Enterprise Linux (7.2-60.el6) > > Copyright (C) 2010 Free Software Foundation, Inc. > > License GPLv3+: GNU GPL version 3 or later > > <http://gnu.org/licenses/gpl.html> > > This is free software: you are free to change and redistribute it. > > There is NO WARRANTY, to the extent permitted by law. Type "show copying" > > and "show warranty" for details. > > This GDB was configured as "x86_64-redhat-linux-gnu". > > For bug reporting instructions, please see: > > <http://www.gnu.org/software/gdb/bugs/>... > > Reading symbols from /root/qemu/x86_64-softmmu/qemu-system-x86_64...done. > > (gdb) run --cpu qemu64 --enable-kvm -m 4096 -drive > > file=/var/lib/libvirt/images/lnx.img,if=ide,cache=writethrough > > -device vhost-scsi-pci,wwpn=naa.6001405bd4e8476d,event_idx=off -vnc > > :10 -boot d > > Starting program: /root/qemu/x86_64-softmmu/qemu-system-x86_64 --cpu > > qemu64 --enable-kvm -m 4096 -drive > > file=/var/lib/libvirt/images/window.img,if=ide,cache=writethrough > > -device vhost-scsi-pci,wwpn=naa.6001405bd4e8476d,event_idx=off -vnc > > :10 -boot d > > warning: no loadable sections found in added symbol-file > > system-supplied DSO at 0x7ffff7ffa000 > > [Thread debugging using libthread_db enabled] > > [New Thread 0x7ffff1c1c700 (LWP 4725)] > > [New Thread 0x7ffff1239700 (LWP 4726)] > > [New Thread 0x7fffeb7ff700 (LWP 4729)] > > > > Program received signal SIGSEGV, Segmentation fault. > > [Switching to Thread 0x7ffff1239700 (LWP 4726)] > > 0x00005555556b3191 in scsi_device_find (bus=0x5555565abb50, channel=0, id=0, > > lun=0) at hw/scsi/scsi-bus.c:1744 > > 1744 QTAILQ_FOREACH_REVERSE(kid, &bus->qbus.children, > > ChildrenHead, sibling) { > > Missing separate debuginfos, use: debuginfo-install > > cyrus-sasl-gssapi-2.1.23-13.el6_3.1.x86_64 > > cyrus-sasl-lib-2.1.23-13.el6_3.1.x86_64 > > cyrus-sasl-md5-2.1.23-13.el6_3.1.x86_64 > > cyrus-sasl-plain-2.1.23-13.el6_3.1.x86_64 db4-4.7.25-17.el6.x86_64 > > glib2-2.22.5-7.el6.x86_64 glibc-2.12-1.107.el6.x86_64 > > gnutls-2.8.5-10.el6.x86_64 keyutils-libs-1.4-4.el6.x86_64 > > krb5-libs-1.10.3-10.el6.x86_64 libcom_err-1.41.12-14.el6.x86_64 > > libcurl-7.19.7-35.el6.x86_64 libgcrypt-1.4.5-9.el6_2.2.x86_64 > > libgpg-error-1.7-4.el6.x86_64 libidn-1.18-2.el6.x86_64 > > libpng-1.2.49-1.el6_2.x86_64 libselinux-2.0.94-5.3.el6.x86_64 > > libssh2-1.4.2-1.el6.x86_64 libtasn1-2.3-3.el6_2.1.x86_64 > > ncurses-libs-5.7-3.20090208.el6.x86_64 nspr-4.9.2-1.el6.x86_64 > > nss-3.14.0.0-12.el6.x86_64 nss-softokn-freebl-3.12.9-11.el6.x86_64 > > nss-util-3.14.0.0-2.el6.x86_64 openldap-2.4.23-31.el6.x86_64 > > openssl-1.0.0-27.el6.x86_64 pixman-0.26.2-4.el6.x86_64 > > zlib-1.2.3-29.el6.x86_64 > > (gdb) bt > > #0 0x00005555556b3191 in scsi_device_find (bus=0x5555565abb50, > > channel=0, id= > > 0, lun=0) at hw/scsi/scsi-bus.c:1744 > > #1 0x00005555557a59f0 in virtio_scsi_device_find (vdev=0x5555565aba38, vq= > > 0x5555565d1150) at /root/qemu/hw/scsi/virtio-scsi.c:56 > > #2 virtio_scsi_handle_cmd (vdev=0x5555565aba38, vq=0x5555565d1150) > > at /root/qemu/hw/scsi/virtio-scsi.c:376 > > #3 0x00005555557b3410 in access_with_adjusted_size (addr=16, value= > > 0x7ffff1238b78, size=2, access_size_min=<value optimized out>, > > access_size_max=<value optimized out>, access= > > 0x5555557b4b80 <memory_region_write_accessor>, opaque=0x5555565ab8f0) > > at /root/qemu/memory.c:364 > > #4 0x00005555557b3a3b in memory_region_iorange_write ( > > iorange=<value optimized out>, offset=<value optimized out>, > > width=<value optimized out>, data=2) at /root/qemu/memory.c:439 > > #5 0x00005555557b29a6 in kvm_handle_io (env=0x555556520aa0) > > at /root/qemu/kvm-all.c:1485 > > #6 kvm_cpu_exec (env=0x555556520aa0) at /root/qemu/kvm-all.c:1634 > > #7 0x000055555576108e in qemu_kvm_cpu_thread_fn (arg=0x555556520aa0) > > at /root/qemu/cpus.c:759 > > #8 0x00007ffff6059851 in start_thread () from /lib64/libpthread.so.0 > > #9 0x00007ffff5da790d in clone () from /lib64/libc.so.6 > > > > > > -- > Asias -- Gleb.
