Re: [v5.15] WARNING in kvm_arch_vcpu_ioctl_run

From: Muhammad Usama Anjum
Date: Wed Jan 10 2024 - 00:09:59 EST


On 1/9/24 11:18 PM, syzbot wrote:
> This bug is marked as fixed by commit:
> KVM: x86: Remove WARN sanity check on hypervisor timer vs. UNINITIALIZED vCPU
>
> But I can't find it in the tested trees[1] for more than 90 days.
Just found out that the fix hasn't been back ported to this kernel. The fix
could be backported and sent to be included in this stable kernel.

#syz unfix

> Is it a correct commit? Please update it by replying:
>
> #syz fix: exact-commit-title
>
> Until then the bug is still considered open and new crashes with
> the same signature are ignored.
>
> Kernel: Linux 5.15
> Dashboard link: https://syzkaller.appspot.com/bug?extid=412c9ae97b4338c5187e
>
> ---
> [1] I expect the commit to be present in:
>
> 1. linux-5.15.y branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git

--
BR,
Muhammad Usama Anjum