Messages in this thread | | | From | Andrey Konovalov <> | Date | Wed, 27 Jan 2021 20:50:10 +0100 | Subject | Re: KASAN: invalid-access Read in kmem_cache_destroy |
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On Wed, Jan 27, 2021 at 6:44 PM Mark Brown <broonie@kernel.org> wrote: > > On Wed, Jan 27, 2021 at 06:14:13PM +0100, Dmitry Vyukov wrote: > > On Wed, Jan 27, 2021 at 5:58 PM syzbot > > <syzbot+2a52b6c31dbefb1e9d9f@syzkaller.appspotmail.com> wrote: > > > > > > Hello, > > > > > > syzbot found the following issue on: > > > > > > HEAD commit: 2ab38c17 mailmap: remove the "repo-abbrev" comment > > > git tree: upstream > > > console output: https://syzkaller.appspot.com/x/log.txt?x=12eb4ad8d00000 > > > kernel config: https://syzkaller.appspot.com/x/.config?x=ad43be24faf1194c > > > dashboard link: https://syzkaller.appspot.com/bug?extid=2a52b6c31dbefb1e9d9f > > > userspace arch: arm64 > > > > > > Unfortunately, I don't have any reproducer for this issue yet. > > > > > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > > > Reported-by: syzbot+2a52b6c31dbefb1e9d9f@syzkaller.appspotmail.com > > > > This happens on arm64 instance with MTE enabled. > > I don't see any corresponding reports on x86_64. So I would assume > > it's a generic latent bug, or probably more likely a bug in MTE > > support. > > Copying in Vincenso who's done a bunch of MTE stuff recently.
Could be the same issue as:
https://lkml.org/lkml/2021/1/27/1109
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