From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 00D131E7655 for ; Tue, 3 Dec 2024 12:41:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733229665; cv=none; b=e6HoCQHE49YP3cTkCmEIbu87uWqX/JdFz7iPrrPjU0p2YOnkDEp2S5Dqb1gm6cX/uGNvUDaG65appYbC9GGUZNztu3+EwG+Wo7bPP4j7GrqWEk/nLG0KG779ecdxqf9LSxHPUiv4jLmJpQ4ns4spDLU3P8D6fdaszaYIjj1asf8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733229665; c=relaxed/simple; bh=Zmr8/cfdoFR6s598ZNBNEHPHMSZYSotA4MpdGs++SxU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=uj9zROC/HvcWy112AXmSOz6BCigpMQUbxB5wPEJrS56ZjG4QuMXmJyUsnVf/u72FejB4WAJXO3CDG9kQqGVSOBdpA0j1fOkee+hwquNlmQLIsV2HnbsmWNMAlnUfmWjWtY/82O+IMXx1xMUqgJp4rdHRyzaGBIjUP5fPpNpzKmA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f72.google.com with SMTP id ca18e2360f4ac-83e5dd390bfso483251039f.1 for ; Tue, 03 Dec 2024 04:41:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733229663; x=1733834463; h=content-transfer-encoding:to:from:subject:message-id:in-reply-to :date:mime-version:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=5n8YF5NvNalSwrD6x2PmWq6RsR8zybKcrW8AQOYgGns=; b=Cfoh70hlPlN72JAVcdLOvzRI/IhGkwnHXw12gBmojJNbu41ekkqY0p19fxrlqo4LuQ Olx53Hg5WqW3wOlMO7XOWbkoJW41Lq5Fx34jVjSprO9eUSz9HTfJXPvpBJPIj0U1jlLj 8Jd0I/S5C3upcOrpkn0vgpFtpQGt9iDSx/gEAQD2XzdvsdWY+AAmoGTdATeCnqcFPJyB M1WMgM7jCCcvs1IpRmIB0vjvACbjAjJfLV+ybIqm6Ltq4zgmZbomxSctOkIqHcdC/fJd 8M800e4RCVg50UaPMEz1U7cYVI+ymR6PqGY9M89uCjxI8M2eeFFvLraCNz9nm4mRTQ5f guSw== X-Forwarded-Encrypted: i=1; AJvYcCU/6rN37VgcV1MzM7ZtMY3pdTPefccUAEnaQechgve7wlBhzHKU2r8T72sT/8iCCq33fw63sdmDTSGLFl8=@vger.kernel.org X-Gm-Message-State: AOJu0YxPxvPap05anm3q9TO8Dak8SDs3hF0b4bwJN1Zwkk+r83niocj1 E8b9dIevcF/NPC7PU2XtEqMqIwfL5cCoFWxVHH9Nv0rPEUrTW9qUNROCGrcKCvnWnJvdXFFvvlC 6Otx+9FmPtD2MZwqIes8sNHW38n34L293nEfHpY4j/sW9aGTDvw9EqOg= X-Google-Smtp-Source: AGHT+IGQTDrVeBuhOpmkfXsjwxhSwb5WK3jaq663KbPnJdDeKO/I/swTqMrthl+HrUsn0b0GArxBQiLEJVYwhgP9nkiNN66DeZa6 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:218a:b0:3a7:e956:13fc with SMTP id e9e14a558f8ab-3a7f9c18983mr20819735ab.5.1733229663146; Tue, 03 Dec 2024 04:41:03 -0800 (PST) Date: Tue, 03 Dec 2024 04:41:03 -0800 In-Reply-To: <67290b04.050a0220.2edce.14f8.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <674efc5f.050a0220.48a03.0035.GAE@google.com> Subject: Re: [syzbot] [udf?] possible deadlock in udf_free_blocks From: syzbot To: daniel.vetter@ffwll.ch, jack@suse.com, linux-kernel@vger.kernel.org, mairacanal@riseup.net, mcanal@igalia.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable syzbot has bisected this issue to: commit 7908632f2927b65f7486ae6b67c24071666ba43f Author: Ma=C3=ADra Canal Date: Thu Sep 14 10:19:02 2023 +0000 Revert "drm/vkms: Fix race-condition between the hrtimer and the atomic= commit" bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=3D13dbe80f9800= 00 start commit: cdd30ebb1b9f module: Convert symbol namespace to string li.= . git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=3D103be80f9800= 00 console output: https://syzkaller.appspot.com/x/log.txt?x=3D17dbe80f980000 kernel config: https://syzkaller.appspot.com/x/.config?x=3D91c852e3d1d7c1a= 6 dashboard link: https://syzkaller.appspot.com/bug?extid=3Dd472c32c5dd4cd2fb= 5c5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=3D117440f858000= 0 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=3D1659b5e8580000 Reported-by: syzbot+d472c32c5dd4cd2fb5c5@syzkaller.appspotmail.com Fixes: 7908632f2927 ("Revert "drm/vkms: Fix race-condition between the hrti= mer and the atomic commit"") For information about bisection process see: https://goo.gl/tpsmEJ#bisectio= n