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Message-ID: <000000000000da315705e245abfa@google.com>
Date: Sat, 25 Jun 2022 06:29:07 -0700
From: syzbot <syzbot+dbbd022e608bb122cf4e@...kaller.appspotmail.com>
To: hdanton@...a.com, linux-fsdevel@...r.kernel.org,
linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com,
viro@...iv.linux.org.uk, willy@...radead.org
Subject: Re: [syzbot] general protection fault in do_mpage_readpage
syzbot has bisected this issue to:
commit 4c27dc762d7b60fa23c6eab2309ca6fc625588dd
Author: Matthew Wilcox (Oracle) <willy@...radead.org>
Date: Sat Jun 11 02:58:24 2022 +0000
mpage: Convert do_mpage_readpage() to use a folio
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16d2a888080000
start commit: 34d1d36073ea Add linux-next specific files for 20220621
git tree: linux-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=15d2a888080000
console output: https://syzkaller.appspot.com/x/log.txt?x=11d2a888080000
kernel config: https://syzkaller.appspot.com/x/.config?x=b24b62d1c051cfc8
dashboard link: https://syzkaller.appspot.com/bug?extid=dbbd022e608bb122cf4e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1216c174080000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14362fd8080000
Reported-by: syzbot+dbbd022e608bb122cf4e@...kaller.appspotmail.com
Fixes: 4c27dc762d7b ("mpage: Convert do_mpage_readpage() to use a folio")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
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