Re: [syzbot] [kvm?] [net?] [virt?] general protection fault in virtio_transport_purge_skbs

syzbot
2023-03-26T22:46:01Z

syzbot has bisected this issue to:

commit 71dc9ec9ac7d3eee785cdc986c3daeb821381e20
Author: Bobby Eshleman <bobby.eshleman@bytedance.com>
Date: Fri Jan 13 22:21:37 2023 +0000

virtio/vsock: replace virtio_vsock_pkt with sk_buff

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12661f29c80000
start commit: fff5a5e7f528 Merge tag 'for-linus' of git://git.armlinux.o..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=11661f29c80000
console output: https://syzkaller.appspot.com/x/log.txt?x=16661f29c80000
kernel config: https://syzkaller.appspot.com/x/.config?x=aaa4b45720ca0519
dashboard link: https://syzkaller.appspot.com/bug?extid=befff0a9536049e7902e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14365781c80000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12eebc66c80000

Reported-by: syzbot+befff0a9536049e7902e@syzkaller.appspotmail.com
Fixes: 71dc9ec9ac7d ("virtio/vsock: replace virtio_vsock_pkt with sk_buff")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection