Thread (1 message) flat view 1 message, 1 author, 2023-01-04

Re: [syzbot] kernel BUG in vhost_vsock_handle_tx_kick

From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2023-01-04 13:05:29
Also in: kvm, lkml, netdev

On Mon, Dec 19, 2022 at 10:46:47AM +0000, Bobby Eshleman wrote:
On Tue, Jan 03, 2023 at 08:21:25PM -0800, Cong Wang wrote:
quoted
On Tue, Jan 03, 2023 at 04:08:51PM -0800, syzbot wrote:
quoted
Hello,

syzbot found the following issue on:

HEAD commit:    c76083fac3ba Add linux-next specific files for 20221226
git tree:       linux-next
console+strace: https://syzkaller.appspot.com/x/log.txt?x=1723da42480000
kernel config:  https://syzkaller.appspot.com/x/.config?x=c217c755f1884ab6
dashboard link: https://syzkaller.appspot.com/bug?extid=30b72abaa17c07fe39dd
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14fc414c480000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1604b20a480000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/e388f26357fd/disk-c76083fa.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/e24f0bae36d5/vmlinux-c76083fa.xz
kernel image: https://storage.googleapis.com/syzbot-assets/a5a69a059716/bzImage-c76083fa.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+30b72abaa17c07fe39dd@syzkaller.appspotmail.com
+bobby.eshleman@gmail.com

Bobby, please take a look.

Thanks.
Roger that, I'll take a gander asap.
I'll going to revert commit f169a9538803469418d9ba2c42a0236fc43cd876 unless
I hear from you soon, we need linux-next testable.

-- 
MST

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