From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Date: Mon, 23 Dec 2019 10:31:01 +0000 Subject: Re: INFO: task hung in fb_release Message-Id: <0000000000002074ef059a5c86e2@google.com> List-Id: In-Reply-To: <00000000000082b80f059a56da1f@google.com> References: <00000000000082b80f059a56da1f@google.com> In-Reply-To: <00000000000082b80f059a56da1f@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: Rex.Zhu@amd.com, airlied@linux.ie, alexander.deucher@amd.com, amd-gfx@lists.freedesktop.org, b.zolnierkie@samsung.com, christian.koenig@amd.com, daniel.vetter@ffwll.ch, david1.zhou@amd.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, rex.zhu@amd.com, sam@ravnborg.org, syzkaller-bugs@googlegroups.com syzbot has bisected this bug to: commit e3933f26b657c341055443103bad331f4537b113 Author: Rex Zhu Date: Tue Jan 16 10:35:15 2018 +0000 drm/amd/pp: Add edit/commit/show OD clock/voltage support in sysfs bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12b5a799e00000 start commit: c6017471 Merge tag 'xfs-5.5-fixes-2' of git://git.kernel.o.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=11b5a799e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=16b5a799e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=7F6119e2e3675a73 dashboard link: https://syzkaller.appspot.com/bug?extid=D130c4a0890561cfac5b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=169b1925e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12b9623ee00000 Reported-by: syzbot+d130c4a0890561cfac5b@syzkaller.appspotmail.com Fixes: e3933f26b657 ("drm/amd/pp: Add edit/commit/show OD clock/voltage =20 support in sysfs") For information about bisection process see: https://goo.gl/tpsmEJ#bisection