On Sun, Jul 19, 2020 at 12:42 AM syzbot <syzbot+29454675f5fe94137...@syzkaller.appspotmail.com> wrote: > > Hello, > > syzbot found the following issue on: > > HEAD commit: e9919e11 Merge branch 'for-linus' of git://git.kernel.org/.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=11dca4cf100000 > kernel config: https://syzkaller.appspot.com/x/.config?x=e944500a36bc4d55 > dashboard link: https://syzkaller.appspot.com/bug?extid=29454675f5fe94137999 > compiler: clang version 10.0.0 (https://github.com/llvm/llvm-project/ > c2443155a0fb245c8f17f2c1c72b6ea391e86e81) > > Unfortunately, I don't have any reproducer for this issue yet.
On a brief inspection, the only way I can see this happening is if the syscall flags msr got corrupted. There's not much code between the actual hardware entry and this warning. --Andy
