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Tue, 07 Apr 2020 18:25:40 -0700 (PDT) Received: from xz-x1 ([2607:9880:19c0:32::3]) by smtp.gmail.com with ESMTPSA id n67sm1479346qke.88.2020.04.07.18.25.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Apr 2020 18:25:39 -0700 (PDT) Date: Tue, 7 Apr 2020 21:25:38 -0400 From: Peter Xu To: Linus Torvalds Cc: syzbot , Andrew Morton , Brian Geffon , Linux Kernel Mailing List , Linux-MM , syzkaller-bugs Subject: Re: BUG: unable to handle kernel paging request in get_pfnblock_flags_mask Message-ID: <20200408012538.GC66033@xz-x1> References: <00000000000018a92305a2ba57e0@google.com> <20200407220837.GB66033@xz-x1> MIME-Version: 1.0 In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline 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: On Tue, Apr 07, 2020 at 05:04:52PM -0700, Linus Torvalds wrote: > On Tue, Apr 7, 2020 at 3:08 PM Peter Xu wrote: > > > > Thanks; I think this is a dup of previous one too: >=20 > Peter, since the two nasties are both fairly bad, would you mind > sending me your two patches and I'll just apply them directly. >=20 > I've seen them fly by, but I think they both happened inside the > threads discussing the problem, and I'd much rather have the final > patch sent to me explicitly (with confirmation that syzbot tested them > - again I _think_ I saw that fly by too, but my mailbox is fairly > chaotic..) Sure, I'll post a small series very soon with the two verified patches formally. Thanks, --=20 Peter Xu