Messages in this thread | | | Date | Fri, 24 Feb 2023 09:15:45 +0800 | Subject | Re: [RFC PATCH 1/1] x86/mm/pat: Clear VM_PAT if copy_p4d_range failed | From | mawupeng <> |
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On 2023/2/24 6:14, Andrew Morton wrote: > On Fri, 17 Feb 2023 10:56:15 +0800 Wupeng Ma <mawupeng1@huawei.com> wrote: > >> From: Ma Wupeng <mawupeng1@huawei.com> >> >> x86/mm/pat: Clear VM_PAT if copy_p4d_range failed. >> >> Syzbot reports > > Thanks. It would be nice to have a Link: to this report - I cannot > find that email anywhere :(
This WARN_ON_ONCE was originally reported by syz since v4.19[1] and we found that this problem can be reproduced in v5.10 and the latest master.
[1]: https://syzkaller.appspot.com/bug?id=2ab293a84ed98e600f31dede8e082dc81be8a4fe
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