linux-kernel - Re: BUG: unable to handle kernel paging request in ion_heap_clear

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Message-ID: <87blpfr8fa.fsf@dja-thinkpad.axtens.net>
Date:   Mon, 02 Mar 2020 09:56:25 +1100
From:   Daniel Axtens <dja@...ens.net>
To:     syzbot <syzbot+be6ccf3081ce8afd1b56@...kaller.appspotmail.com>,
        arve@...roid.com, christian@...uner.io, devel@...verdev.osuosl.org,
        dri-devel@...ts.freedesktop.org, dvyukov@...gle.com,
        gregkh@...uxfoundation.org, joel@...lfernandes.org,
        kasan-dev@...glegroups.com, labbott@...hat.com,
        linaro-mm-sig-owner@...ts.linaro.org,
        linaro-mm-sig@...ts.linaro.org, linux-kernel@...r.kernel.org,
        maco@...roid.com, sumit.semwal@...aro.org,
        syzkaller-bugs@...glegroups.com, tkjos@...roid.com
Subject: Re: BUG: unable to handle kernel paging request in ion_heap_clear_pages

syzbot <syzbot+be6ccf3081ce8afd1b56@...kaller.appspotmail.com> writes:

#syz fix: kasan: fix crashes on access to memory mapped by vm_map_ram()

> This bug is marked as fixed by commit:
> kasan: support vmalloc backing of vm_map_ram()
> But I can't find it in any tested tree for more than 90 days.
> Is it a correct commit? Please update it by replying:
> #syz fix: exact-commit-title
> Until then the bug is still considered open and
> new crashes with the same signature are ignored.