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Fri, 06 Aug 2021 15:20:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to:content-transfer-encoding; bh=TjZwUUDBCQTtiiphMf5lNNvkaUWGIfnKKUGZRCHod4s=; b=VAJairg6O2ekTEOjwv1rUJ08NVFN5Vo8w8kgby8ZU+kY1tPZuiYbYxJ2SKwRw8YG8v xdvi1/a2fe0babm7ZBaMexxybpA71vqtt5zGYcSrKD/DUCUu/+yjLxY9vCD6NLiBuejP 84OJhOOifY1SgK30CYT64HQvlv3T1jA5l/pmKms9oBkp31qwRJE2/Zbee1XrxK3hRDny lHKWe6C5Ps95FPxK+iExZPO1QBzDuOMALA/hWBHD+U+J98WXHV9wJUomaQW1g14dgplb cxk8YNP0/olDl9G7pb7kkGRGsIVh+oU9gWAFAlAxLDIahKzJ3lEDfQdpzDEZqaGKrXWD kj5g== X-Gm-Message-State: AOAM531M81Al9X0VeLzMHbdk1JeeITIGtqIfayCuBUXPSeYI/7PEHG6y RpSWbynvQQd4jzL77RPI8j2ZcGjAy/n45fM1wPogByoAA8jX X-Google-Smtp-Source: ABdhPJzpIVDaCuynJVK3t71sYw7TX40yeX/4nyImc7KlRSQjfeTEFmrDpDfvonESvtNNCm06n335BFZZQFgOc40sQxqK3J4I4gE0 MIME-Version: 1.0 X-Received: by 2002:a92:c266:: with SMTP id h6mr517881ild.273.1628288406528; Fri, 06 Aug 2021 15:20:06 -0700 (PDT) Date: Fri, 06 Aug 2021 15:20:06 -0700 In-Reply-To: <000000000000b8a3e905c69535e3@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000102b9305c8eb70da@google.com> Subject: Re: [syzbot] kernel BUG in __tlb_remove_page_size From: syzbot To: akpm@linux-foundation.org, andrii@kernel.org, aneesh.kumar@linux.ibm.com, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, kafai@fb.com, kpsingh@kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, npiggin@gmail.com, peterz@infradead.org, songliubraving@fb.com, syzkaller-bugs@googlegroups.com, toke@redhat.com, will@kernel.org, yhs@fb.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 21425B0047BA Authentication-Results: imf19.hostedemail.com; dkim=none; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none); spf=pass (imf19.hostedemail.com: domain of 3lrUNYQkbAEc178tjuun0jyyrm.pxxpun31n0lxw2nw2.lxv@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.72 as permitted sender) smtp.mailfrom=3lrUNYQkbAEc178tjuun0jyyrm.pxxpun31n0lxw2nw2.lxv@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com X-Stat-Signature: jrqkjikkssqit95kintzxkiwrjq7jsx9 X-HE-Tag: 1628288406-448750 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: syzbot suspects this issue was fixed by commit: commit af0efa050caa66e8f304c42c94c76cb6c480cb7e Author: Toke H=C3=B8iland-J=C3=B8rgensen 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=3D13b872fa3000= 00 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=3Da1fcf15a0981575= 7 dashboard link: https://syzkaller.appspot.com/bug?extid=3D2f816ba9b71ca9a8e= 6b0 userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=3D151ee57230000= 0 If the result looks correct, please mark the issue as fixed by replying wit= h: #syz fix: libbpf: Restore errno return for functions that were already retu= rning it For information about bisection process see: https://goo.gl/tpsmEJ#bisectio= n