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Message-ID: <000000000000102b9305c8eb70da@google.com>
Date:   Fri, 06 Aug 2021 15:20:06 -0700
From:   syzbot <syzbot+2f816ba9b71ca9a8e6b0@...kaller.appspotmail.com>
To:     akpm@...ux-foundation.org, andrii@...nel.org,
        aneesh.kumar@...ux.ibm.com, ast@...nel.org, bpf@...r.kernel.org,
        daniel@...earbox.net, john.fastabend@...il.com, kafai@...com,
        kpsingh@...nel.org, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        netdev@...r.kernel.org, npiggin@...il.com, peterz@...radead.org,
        songliubraving@...com, syzkaller-bugs@...glegroups.com,
        toke@...hat.com, will@...nel.org, yhs@...com
Subject: Re: [syzbot] kernel BUG in __tlb_remove_page_size

syzbot suspects this issue was fixed by commit:

commit af0efa050caa66e8f304c42c94c76cb6c480cb7e
Author: Toke Høiland-Jørgensen <toke@...hat.com>
Date:   Tue Jul 6 12:23:55 2021 +0000

    libbpf: Restore errno return for functions that were already returning it

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13b872fa300000
start commit:   3dbdb38e2869 Merge branch 'for-5.14' of git://git.kernel.o..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=a1fcf15a09815757
dashboard link: https://syzkaller.appspot.com/bug?extid=2f816ba9b71ca9a8e6b0
userspace arch: i386
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=151ee572300000

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

#syz fix: libbpf: Restore errno return for functions that were already returning it

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

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