From: syzbot <syzbot+ed318e8b790ca72c5ad0@syzkaller.appspotmail.com>
To: akpm@linux-foundation.org, kirill.shutemov@linux.intel.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com,
torvalds@linux-foundation.org, william.kucharski@oracle.com,
yang.shi@linux.alibaba.com, ziy@nvidia.com
Subject: Re: general protection fault in khugepaged
Date: Fri, 17 Jul 2020 15:40:04 -0700 [thread overview]
Message-ID: <0000000000008ad07505aaaad631@google.com> (raw)
In-Reply-To: <000000000000358aec05a9fc8aa8@google.com>
syzbot has bisected this issue to:
commit ffe945e633b527d5a4577b42cbadec3c7cbcf096
Author: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Date: Wed Jun 3 23:00:09 2020 +0000
khugepaged: do not stop collapse if less than half PTEs are referenced
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17356c2f100000
start commit: e44f65fd xen-netfront: remove redundant assignment to vari..
git tree: net-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=14b56c2f100000
console output: https://syzkaller.appspot.com/x/log.txt?x=10b56c2f100000
kernel config: https://syzkaller.appspot.com/x/.config?x=829871134ca5e230
dashboard link: https://syzkaller.appspot.com/bug?extid=ed318e8b790ca72c5ad0
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=113406a7100000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=175597d3100000
Reported-by: syzbot+ed318e8b790ca72c5ad0@syzkaller.appspotmail.com
Fixes: ffe945e633b5 ("khugepaged: do not stop collapse if less than half PTEs are referenced")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
next prev parent reply other threads:[~2020-07-17 22:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-09 6:43 general protection fault in khugepaged syzbot
2020-07-17 22:40 ` syzbot [this message]
2020-07-17 23:10 ` Kirill A. Shutemov
2020-07-18 8:54 ` Hillf Danton
2020-07-20 9:08 ` Kirill A. Shutemov
2020-07-22 23:53 ` Song Liu
2020-07-24 11:06 ` Kirill A. Shutemov
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