Messages in this thread | | | Date | Fri, 09 Nov 2018 14:00:48 +0100 | From | Takashi Iwai <> | Subject | Re: KMSAN: uninit-value in linear_transfer (2) |
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On Fri, 09 Nov 2018 13:17:25 +0100, Alexander Potapenko wrote: > > > It's still strange that the conversion function gets called for the > > uninitialized source. But we should clear the vmalloc page in anyway > > for avoiding such a problem. And even better would be to use > > kvzalloc() for a better performance. > > > > Could you check whether the patch works? > The patch works and fixes the problem for me.
OK, I'm going to queue it, then.
> > I forgot the way to trigger the test for kmsan stuff. IIRC, just > > pushing to my tree and triggering syz test won't work for KMSAN, > > right? > Right, you need to test against KMSAN tree, see > https://github.com/google/syzkaller/blob/master/docs/syzbot.md#kmsan-bugs
Thanks, that's the note I forgot :)
Takashi
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