From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx49d9OIXyQ8bW9qSx+qL5xrBJ66chXU3yblob8Wy3mxErMjzJqHkyheGikOMidxdsUZILllB ARC-Seal: i=1; a=rsa-sha256; t=1524654492; cv=none; d=google.com; s=arc-20160816; b=Vo+ZvC13i2qxcPZzJJlBk/YeO0pwP9/cViwjwohFWmnVw0saQcxvRjiulmrFKeLN8p HoZ2pREVrT2I5VY97qv1KNu0bGCvlS3Pct6mgtAPwqKZPPm03RpSHne8r8oDkRFDSppY 2tmyuIYKAjNT2bbgEvSLyF+TgVZo7WQ3SmKGznonsLhIv6EMB+BY4qttfwm/E2Cbcv+c H/XY9cum9m5XUwlbO5xTJX6AdBb4/dJp5Ku4P+SDi4X2OHJ3l8dxBZqX/oAzRP8erOb0 LWHkOi4Gq7SPt1jiZ8/cRQUz1iptfOTVyyuSL/fqCzKrEJAqDCOq7N2zmrBFL6mXPhoz nZJA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:content-language:in-reply-to:mime-version :user-agent:date:message-id:from:references:cc:to:subject :arc-authentication-results; bh=lXImE4Glhfy3L45fwzzgANJbaWOaC4bwp8pFixEJnoE=; b=M5JxLRtWnmhaiuLUkasxJgGR8ohJ5kTsBTaHjfdzv0F53Qc8hnN16hkFWxKHdyKnb6 UFe1XbBG/HLCGKluQo6NQcfyLAvNIHZBHmRbpLttwzhsoyoFVwkBDXpnv0zXsA93sOmO Y22EhWCDYf0J+Db95kog2uBP6cp3TRZRAjCCWadAXrbtHIlriws0RE2bAXpJNV4nMFUu YERTzA5F3zAoRD3OrPExWdkatJ14e5zFpCF37BYif1ru4bf31d9PJZq8YCzz2JZySU2y LFFf3Mtt+OlnRpopqLHDv6Apbk6cbv44s7+OPpuFsnTuT8Fl187+GRN1EqBBaReg2FGm +RzQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of penguin-kernel@i-love.sakura.ne.jp designates 202.181.97.72 as permitted sender) smtp.mailfrom=penguin-kernel@i-love.sakura.ne.jp Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of penguin-kernel@i-love.sakura.ne.jp designates 202.181.97.72 as permitted sender) smtp.mailfrom=penguin-kernel@i-love.sakura.ne.jp Subject: Re: [PATCH] tty: Avoid possible error pointer dereference at tty_ldisc_restore(). To: bot+1a77aeddeaf63317949b59c3df98f139a1ca34f9@syzkaller.appspotmail.com, syzkaller-bugs@googlegroups.com Cc: Greg KH , jslaby@suse.com, alan@llwyncelyn.cymru, linux-kernel@vger.kernel.org, dvyukov@google.com, hannes@cmpxchg.org, hch@lst.de, mhocko@suse.com References: <001a1141f0c87da52c055d385a4d@google.com> <20171105103404.GB1487@kroah.com> <2e8fd7a6-6841-d660-8e1c-17b5a07618fa@I-love.SAKURA.ne.jp> <20180405142503.627552ca@alans-desktop> <201804162006.GBB48461.FFJFSOMOOQHVLt@I-love.SAKURA.ne.jp> <20180423085857.GA20744@kroah.com> From: Tetsuo Handa Message-ID: <3c96eaa7-0bbf-e509-6afd-8cb95d11437f@I-love.SAKURA.ne.jp> Date: Wed, 25 Apr 2018 20:08:04 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180423085857.GA20744@kroah.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1597900643311610411?= X-GMAIL-MSGID: =?utf-8?q?1598716109500700665?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: OK. Patch is in tty.git#tty-linus as 598c2d41ff44889d. #syz fix: tty: Avoid possible error pointer dereference at tty_ldisc_restore().