linux-kernel - Re: [syzbot] WARNING in emulate

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Message-ID: <0000000000000477e405cf4de9b8@google.com>
Date:   Tue, 26 Oct 2021 21:20:12 -0700
From:   syzbot <syzbot+2698183e871d8a137f9d@...kaller.appspotmail.com>
To:     bp@...en8.de, bp@...e.de, dave.hansen@...ux.intel.com,
        hpa@...or.com, keescook@...omium.org, krisman@...labora.com,
        liangjs@....edu.cn, linux-kernel@...r.kernel.org, luto@...nel.org,
        mingo@...hat.com, peterz@...radead.org,
        syzkaller-bugs@...glegroups.com, tglx@...utronix.de,
        wad@...omium.org, x86@...nel.org
Subject: Re: [syzbot] WARNING in emulate_vsyscall

syzbot suspects this issue was fixed by commit:

commit d4ffd5df9d18031b6a53f934388726775b4452d3
Author: Jiashuo Liang <liangjs@....edu.cn>
Date:   Fri Jul 30 03:01:52 2021 +0000

    x86/fault: Fix wrong signal when vsyscall fails with pkey

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11bb466f300000
start commit:   009c9aa5be65 Linux 5.13-rc6
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=7ca96a2d153c74b0
dashboard link: https://syzkaller.appspot.com/bug?extid=2698183e871d8a137f9d
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10e1a704300000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=125a92d0300000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: x86/fault: Fix wrong signal when vsyscall fails with pkey

For information about bisection process see: https://goo.gl/tpsmEJ#bisection