From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Date: Thu, 05 Dec 2019 13:38:01 +0000 Subject: Re: INFO: task hung in fb_open Message-Id: <000000000000bcf3bc0598f5090d@google.com> List-Id: In-Reply-To: <0000000000006dff110598d25a9b@google.com> References: <0000000000006dff110598d25a9b@google.com> In-Reply-To: <0000000000006dff110598d25a9b@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: airlied@linux.ie, ayan.halder@arm.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, kraxel@redhat.com, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, maxime.ripard@bootlin.com, peda@axentia.se, sam@ravnborg.org, syzkaller-bugs@googlegroups.com, ville.syrjala@linux.intel.com, wens@csie.org syzbot has bisected this bug to: commit 979c11ef39cee79d6f556091a357890962be2580 Author: Ayan Kumar Halder Date: Tue Jul 17 17:13:46 2018 +0000 drm/sun4i: Substitute sun4i_backend_format_is_yuv() with format->is_yuv bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15d2f97ee00000 start commit: 596cf45c Merge branch 'akpm' (patches from Andrew) git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13d2f97ee00000 kernel config: https://syzkaller.appspot.com/x/.config?x}8ab2e0e09c2a82 dashboard link: https://syzkaller.appspot.com/bug?extid=A4ae1442ccc637162dc1 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14273edae00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15e7677ae00000 Reported-by: syzbot+a4ae1442ccc637162dc1@syzkaller.appspotmail.com Fixes: 979c11ef39ce ("drm/sun4i: Substitute sun4i_backend_format_is_yuv() = with format->is_yuv") For information about bisection process see: https://goo.gl/tpsmEJ#bisection From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,FROM_LOCAL_HEX,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 74515C43603 for ; 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s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=BPtd1lCkh28DO7EwzqWFu86aIj+E+y3RBRqfbiycXgU=; b=N91Qk/YFapMmKUZwjwrYvcYIVCsGTNxNP6dIOnLyvms7pjnVcpsFNu1aFlzXJqkfw8 /WNOEKdHZRuTHAy5e1FQ65DL7lzQPv2XHrrHaNpkuNq6OMJt/vPgebQM929Hcgh2EvNq QzO29QKKl9qZDO6XUHrkdmigJn1I2B3+Q+ecw3PBQHdc5QejITJ+Mmq8jOdHJWdHk9o7 z4yjEDyeYpIYD16+Jm6kW//zZ3Lw0z425vyjen+JV2MxOtItGKO2ga5dspKkWslYfC2C b05JenX4viIAP4D/oq7nZghRlQpl2pNxnllZxi6Cq1w9Yo5S1Fl+4E9YnzN9NTmUy+7E kJfw== X-Gm-Message-State: APjAAAVf+jJJHNwsBciNgknTopcYKq1R4JZo0i131lG7BDFoTP/LO/qv WEqQujhzq8JjSEP/gQpkIPkNjQ7j6PMJVp+b3sbsMXZlXA0r X-Google-Smtp-Source: APXvYqw0yUIbNh+pGaBmjTGn6QTdUeXaeQPr8IF42eCrt+4KQEhGY66Ikiv3nYhzewKgZfr/soR4DDYF3lXcnPKyIFcc/jNYBhWi MIME-Version: 1.0 X-Received: by 2002:a92:3984:: with SMTP id h4mr8301330ilf.36.1575553081339; Thu, 05 Dec 2019 05:38:01 -0800 (PST) Date: Thu, 05 Dec 2019 05:38:01 -0800 In-Reply-To: <0000000000006dff110598d25a9b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000bcf3bc0598f5090d@google.com> Subject: Re: INFO: task hung in fb_open From: syzbot To: airlied@linux.ie, ayan.halder@arm.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, kraxel@redhat.com, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, maxime.ripard@bootlin.com, peda@axentia.se, sam@ravnborg.org, syzkaller-bugs@googlegroups.com, ville.syrjala@linux.intel.com, wens@csie.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191205_053803_266068_6BBBB55C X-CRM114-Status: UNSURE ( 4.31 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed"; DelSp="yes" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org syzbot has bisected this bug to: commit 979c11ef39cee79d6f556091a357890962be2580 Author: Ayan Kumar Halder Date: Tue Jul 17 17:13:46 2018 +0000 drm/sun4i: Substitute sun4i_backend_format_is_yuv() with format->is_yuv bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15d2f97ee00000 start commit: 596cf45c Merge branch 'akpm' (patches from Andrew) git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13d2f97ee00000 kernel config: https://syzkaller.appspot.com/x/.config?x=7d8ab2e0e09c2a82 dashboard link: https://syzkaller.appspot.com/bug?extid=a4ae1442ccc637162dc1 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14273edae00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15e7677ae00000 Reported-by: syzbot+a4ae1442ccc637162dc1@syzkaller.appspotmail.com Fixes: 979c11ef39ce ("drm/sun4i: Substitute sun4i_backend_format_is_yuv() with format->is_yuv") For information about bisection process see: https://goo.gl/tpsmEJ#bisection _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 162C3C2D0B1 for ; 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Thu, 05 Dec 2019 05:38:01 -0800 (PST) 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; bh=BPtd1lCkh28DO7EwzqWFu86aIj+E+y3RBRqfbiycXgU=; b=NPrV+ZIVu8IOQTIvOZJgA6hHYePh7ZEcjolXFRPuVgU7irRj6C5qPR4JbjCgh/NCEg q6t1fU+S1rL63kwP3eAcI0DlYxQB3JUibbwLzMFYbN5vxgg4GZmVPDub/zjZhWc3pE0t TEZFOc+ynAW8MJYXOaBIaeBig1FR5LdkkeEPtFtrZN5aVL/6vBgRq7qb1TNoErYlO/4P c/kL0Y/2AX8tiwR3gOGzlRoXzWUoTbMGijkUZrktEyvuVB4v620E7ZOWQ2lQIQH2QJOa 77P5TBjcM9h53spWPDILpk8Bg516nstwlpCugv1eWZiiAlti/FsxF9SzXEUHxlnAwkzt LSiQ== X-Gm-Message-State: APjAAAVGauTjMpokjPQ2zhAJjcOg7NyIaLBwOYBTs1y5yztfbHzL8BAO 7OaxrHBn0/FwQWqZUCDrAdK/rGNgj9XLmq8wnsmwM/d1eRK1 X-Google-Smtp-Source: APXvYqw0yUIbNh+pGaBmjTGn6QTdUeXaeQPr8IF42eCrt+4KQEhGY66Ikiv3nYhzewKgZfr/soR4DDYF3lXcnPKyIFcc/jNYBhWi MIME-Version: 1.0 X-Received: by 2002:a92:3984:: with SMTP id h4mr8301330ilf.36.1575553081339; Thu, 05 Dec 2019 05:38:01 -0800 (PST) Date: Thu, 05 Dec 2019 05:38:01 -0800 In-Reply-To: <0000000000006dff110598d25a9b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000bcf3bc0598f5090d@google.com> Subject: Re: INFO: task hung in fb_open From: syzbot To: airlied@linux.ie, ayan.halder@arm.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, kraxel@redhat.com, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, maxime.ripard@bootlin.com, peda@axentia.se, sam@ravnborg.org, syzkaller-bugs@googlegroups.com, ville.syrjala@linux.intel.com, wens@csie.org X-Mailman-Approved-At: Fri, 06 Dec 2019 08:17:34 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed"; DelSp="yes" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" c3l6Ym90IGhhcyBiaXNlY3RlZCB0aGlzIGJ1ZyB0bzoKCmNvbW1pdCA5NzljMTFlZjM5Y2VlNzlk NmY1NTYwOTFhMzU3ODkwOTYyYmUyNTgwCkF1dGhvcjogQXlhbiBLdW1hciBIYWxkZXIgPGF5YW4u aGFsZGVyQGFybS5jb20+CkRhdGU6ICAgVHVlIEp1bCAxNyAxNzoxMzo0NiAyMDE4ICswMDAwCgog ICAgIGRybS9zdW40aTogU3Vic3RpdHV0ZSBzdW40aV9iYWNrZW5kX2Zvcm1hdF9pc195dXYoKSB3 aXRoIGZvcm1hdC0+aXNfeXV2CgpiaXNlY3Rpb24gbG9nOiAgaHR0cHM6Ly9zeXprYWxsZXIuYXBw c3BvdC5jb20veC9iaXNlY3QudHh0P3g9MTVkMmY5N2VlMDAwMDAKc3RhcnQgY29tbWl0OiAgIDU5 NmNmNDVjIE1lcmdlIGJyYW5jaCAnYWtwbScgKHBhdGNoZXMgZnJvbSBBbmRyZXcpCmdpdCB0cmVl OiAgICAgICB1cHN0cmVhbQpjb25zb2xlIG91dHB1dDogaHR0cHM6Ly9zeXprYWxsZXIuYXBwc3Bv dC5jb20veC9sb2cudHh0P3g9MTNkMmY5N2VlMDAwMDAKa2VybmVsIGNvbmZpZzogIGh0dHBzOi8v c3l6a2FsbGVyLmFwcHNwb3QuY29tL3gvLmNvbmZpZz94PTdkOGFiMmUwZTA5YzJhODIKZGFzaGJv YXJkIGxpbms6IGh0dHBzOi8vc3l6a2FsbGVyLmFwcHNwb3QuY29tL2J1Zz9leHRpZD1hNGFlMTQ0 MmNjYzYzNzE2MmRjMQpzeXogcmVwcm86ICAgICAgaHR0cHM6Ly9zeXprYWxsZXIuYXBwc3BvdC5j b20veC9yZXByby5zeXo/eD0xNDI3M2VkYWUwMDAwMApDIHJlcHJvZHVjZXI6ICAgaHR0cHM6Ly9z eXprYWxsZXIuYXBwc3BvdC5jb20veC9yZXByby5jP3g9MTVlNzY3N2FlMDAwMDAKClJlcG9ydGVk LWJ5OiBzeXpib3QrYTRhZTE0NDJjY2M2MzcxNjJkYzFAc3l6a2FsbGVyLmFwcHNwb3RtYWlsLmNv bQpGaXhlczogOTc5YzExZWYzOWNlICgiZHJtL3N1bjRpOiBTdWJzdGl0dXRlIHN1bjRpX2JhY2tl bmRfZm9ybWF0X2lzX3l1digpICAKd2l0aCBmb3JtYXQtPmlzX3l1diIpCgpGb3IgaW5mb3JtYXRp b24gYWJvdXQgYmlzZWN0aW9uIHByb2Nlc3Mgc2VlOiBodHRwczovL2dvby5nbC90cHNtRUojYmlz ZWN0aW9uCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRy aS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbA== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ECBF6C43603 for ; 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Thu, 05 Dec 2019 05:38:01 -0800 (PST) Date: Thu, 05 Dec 2019 05:38:01 -0800 In-Reply-To: <0000000000006dff110598d25a9b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000bcf3bc0598f5090d@google.com> Subject: Re: INFO: task hung in fb_open From: syzbot To: airlied@linux.ie, ayan.halder@arm.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, kraxel@redhat.com, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, maxime.ripard@bootlin.com, peda@axentia.se, sam@ravnborg.org, syzkaller-bugs@googlegroups.com, ville.syrjala@linux.intel.com, wens@csie.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit 979c11ef39cee79d6f556091a357890962be2580 Author: Ayan Kumar Halder Date: Tue Jul 17 17:13:46 2018 +0000 drm/sun4i: Substitute sun4i_backend_format_is_yuv() with format->is_yuv bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15d2f97ee00000 start commit: 596cf45c Merge branch 'akpm' (patches from Andrew) git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13d2f97ee00000 kernel config: https://syzkaller.appspot.com/x/.config?x=7d8ab2e0e09c2a82 dashboard link: https://syzkaller.appspot.com/bug?extid=a4ae1442ccc637162dc1 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14273edae00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15e7677ae00000 Reported-by: syzbot+a4ae1442ccc637162dc1@syzkaller.appspotmail.com Fixes: 979c11ef39ce ("drm/sun4i: Substitute sun4i_backend_format_is_yuv() with format->is_yuv") For information about bisection process see: https://goo.gl/tpsmEJ#bisection