Re: Re: use-after-free in kmemleak_scan？

Re: Re: use-after-free in kmemleak_scan？

[Red Hat Product Security]

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Hello!

INC2660272 (Re: use-after-free in kmemleak_scan？) has been updated.

Opened for: gregkh@linuxfoundation.org
Followers: liujf628995@126.com, security@kernel.org, catalin.marinas@arm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller@googlegroups.com, akpm@linux-foundation.org

A Guest updated your request with the following comments:

Reply from: liujf628995@126.com [mailto:liujf628995@126.com]
 ok,I will send the mail by plain/text again by another email address,this crash occured many times in my fuzzing,but I'm sorry that I have not a reproducer or a patch.
At 2023-06-29 13:56:57, "Greg KH" <gregkh@linuxfoundation.org [mailto:gregkh@linuxfoundation.org]> wrote:
>On Thu, Jun 29, 2023 at 11:19:36AM +0800, liujf628995 wrote:
>> hello,here is a crash from syzkaller,it looks like happened in kmemleak scan.It [http://scan.It] could not be reproduced by syzkaller because this should not have been caused by syscall fuzz.I don't know what rhe reason for this，please check it.My [http://it.My] fuzzed linux kernel is linux-6.2（commit/c9c3395d5e3dcc6daee66c6908354d47bf98cb0c）
>
>If you have a reproducer or a patch, we will be glad to review it,
>otherwise just sending syzbot reports like this (especially in html
>format which is rejected by the mailing lists), will not go very far as
>we have loads of them already.
>
>thanks,
>
>greg k-h

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Thank you,
Product Security

Ref:MSG76176793

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