From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: WARNING in kernfs_create_dir_ns Date: Sun, 30 Jun 2019 03:40:00 -0700 Message-ID: <0000000000003326c1058c8822c7@google.com> References: <0000000000003ec128058c7624ec@google.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Return-path: In-Reply-To: <0000000000003ec128058c7624ec@google.com> Sender: netdev-owner@vger.kernel.org To: a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, gregkh@linuxfoundation.org, hongjiefang@asrmicro.com, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com, tj@kernel.org, ulf.hansson@linaro.org List-Id: linux-mmc@vger.kernel.org syzbot has bisected this bug to: commit 7f38abf220e2c800a2c451372e9f07ed5fd0ea49 Author: Hongjie Fang Date: Tue Jul 31 02:55:09 2018 +0000 mmc: core: improve reasonableness of bus width setting for HS400es bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=129d6755a00000 start commit: 72825454 Merge branch 'x86-urgent-for-linus' of git://git... git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=119d6755a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=169d6755a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=9a31528e58cc12e2 dashboard link: https://syzkaller.appspot.com/bug?extid=38f5d5cf7ae88c46b11a syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12a6c439a00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1353c323a00000 Reported-by: syzbot+38f5d5cf7ae88c46b11a@syzkaller.appspotmail.com Fixes: 7f38abf220e2 ("mmc: core: improve reasonableness of bus width setting for HS400es") For information about bisection process see: https://goo.gl/tpsmEJ#bisection