David S. Ahern wrote: > > > > On 03/03/2010 04:08 PM, Jan Kiszka wrote: >> David S. Ahern wrote: >>> With latest qemu-kvm.git I am getting a segfault at start: >>> >>> /tmp/qemu-kvm-test/bin/qemu-system-x86_64 -m 1024 -smp 2 \ >>> -drive file=/images/f12-x86_64.img,if=virtio,cache=none,boot=on >>> >>> kvm_create_vcpu: Invalid argument >>> Segmentation fault (core dumped) >>> >>> >>> git bisect points to: >>> >>> Bisecting: 0 revisions left to test after this (roughly 0 steps) >>> [52b03dd70261934688cb00768c4b1e404716a337] qemu-kvm: Move >>> kvm_set_boot_cpu_id >>> >>> >>> $ git show >>> commit 7811d4e8ec057d25db68f900be1f09a142faca49 >>> Author: Marcelo Tosatti <mtosatti@xxxxxxxxxx> >>> Date: Mon Mar 1 21:36:31 2010 -0300 >>> >>> >>> If I manually back out the patch it will boot fine. >>> >> Problem persists after removing the build directory and doing a fresh >> configure && make? I'm asking before taking the bug (which would be >> mine, likely) as I recently spent some hours "debugging" a volatile >> build system issue. >> >> Jan >> > > Before sending the email I pulled a fresh clone in a completely > different directory (/tmp) to determine if it was something I > introduced. I then went back to my usual location, unapplied the patch > and it worked fine. OK, that reason can be excluded. What's your host kernel kvm version? (Of course, the issue does not show up here. But virtio currently does not boot for me - independent of my patch.) Jan
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