Re: [syzbot] kernel BUG in vhost_get_vq_desc

From: syzbot
Date: Mon Feb 21 2022 - 09:14:24 EST


Hello,

syzbot tried to test the proposed patch but the build/boot failed:

failed to create VM pool: failed to create GCE image: create image operation failed: &{Code:PERMISSIONS_ERROR Location: Message:Required 'read' permission for 'disks/ci-upstream-kasan-gce-test-job-test-job-image.tar.gz' ForceSendFields:[] NullFields:[]}.


Tested on:

commit: f71077a4 Merge tag 'mmc-v5.17-rc1-2' of git://git.kern..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/
kernel config: https://syzkaller.appspot.com/x/.config?x=a78b064590b9f912
dashboard link: https://syzkaller.appspot.com/bug?extid=3140b17cb44a7b174008
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch: https://syzkaller.appspot.com/x/patch.diff?x=1296ea64700000