linux-ext4 - Re: [linux-next:master] BUILD REGRESSION 088b9c375534d905a4d337c78db3b3bfbb52c4a0

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20220708100219.GJ2338@kadam>
Date:   Fri, 8 Jul 2022 13:02:19 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Guenter Roeck <linux@...ck-us.net>
Cc:     Greg KH <gregkh@...uxfoundation.org>,
        kernel test robot <lkp@...el.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        virtualization@...ts.linux-foundation.org,
        usbb2k-api-dev@...gnu.org, tipc-discussion@...ts.sourceforge.net,
        target-devel@...r.kernel.org, sound-open-firmware@...a-project.org,
        samba-technical@...ts.samba.org, rds-devel@....oracle.com,
        patches@...nsource.cirrus.com, osmocom-net-gprs@...ts.osmocom.org,
        openipmi-developer@...ts.sourceforge.net, nvdimm@...ts.linux.dev,
        ntb@...ts.linux.dev, netfilter-devel@...r.kernel.org,
        netdev@...r.kernel.org, mjpeg-users@...ts.sourceforge.net,
        megaraidlinux.pdl@...adcom.com, linuxppc-dev@...ts.ozlabs.org,
        linux1394-devel@...ts.sourceforge.net, linux-x25@...r.kernel.org,
        linux-wpan@...r.kernel.org, linux-wireless@...r.kernel.org,
        linux-watchdog@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-unionfs@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-staging@...ts.linux.dev, linux-serial@...r.kernel.org,
        linux-sctp@...r.kernel.org, linux-scsi@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        linux-rockchip@...ts.infradead.org,
        linux-renesas-soc@...r.kernel.org, linux-rdma@...r.kernel.org,
        linux-raid@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-phy@...ts.infradead.org, linux-perf-users@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-parport@...ts.infradead.org,
        linux-parisc@...r.kernel.org, linux-omap@...r.kernel.org,
        linux-nfc@...ts.01.org, linux-mtd@...ts.infradead.org,
        linux-mmc@...r.kernel.org, linux-mm@...ck.org,
        linux-mediatek@...ts.infradead.org, linux-media@...r.kernel.org,
        linux-leds@...r.kernel.org, linux-integrity@...r.kernel.org,
        linux-input@...r.kernel.org, linux-iio@...r.kernel.org,
        linux-ide@...r.kernel.org, linux-hwmon@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-fpga@...r.kernel.org,
        linux-fbdev@...r.kernel.org, linux-ext4@...r.kernel.org,
        linux-efi@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-cxl@...r.kernel.org, linux-crypto@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-cifs@...r.kernel.org,
        linux-btrfs@...r.kernel.org, linux-bluetooth@...r.kernel.org,
        linux-block@...r.kernel.org, linux-bcache@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linaro-mm-sig@...ts.linaro.org,
        legousb-devel@...ts.sourceforge.net, kvm@...r.kernel.org,
        keyrings@...r.kernel.org, isdn4linux@...tserv.isdn4linux.de,
        iommu@...ts.linux.dev, iommu@...ts.linux-foundation.org,
        intel-wired-lan@...ts.osuosl.org, greybus-dev@...ts.linaro.org,
        dri-devel@...ts.freedesktop.org, dm-devel@...hat.com,
        devicetree@...r.kernel.org, dev@...nvswitch.org,
        dccp@...r.kernel.org, damon@...ts.linux.dev,
        coreteam@...filter.org, cgroups@...r.kernel.org,
        ceph-devel@...r.kernel.org, ath11k@...ts.infradead.org,
        apparmor@...ts.ubuntu.com, amd-gfx@...ts.freedesktop.org,
        alsa-devel@...a-project.org,
        accessrunner-general@...ts.sourceforge.net
Subject: Re: [linux-next:master] BUILD REGRESSION
 088b9c375534d905a4d337c78db3b3bfbb52c4a0

On Thu, Jul 07, 2022 at 07:02:58AM -0700, Guenter Roeck wrote:
> and the NULL
> dereferences in the binder driver are at the very least suspicious.

The NULL dereferences in binder are just nonsense Sparse annotations.
They don't affect runtime.

drivers/android/binder.c:1481:19-23: ERROR: from is NULL but dereferenced.
drivers/android/binder.c:2920:29-33: ERROR: target_thread is NULL but dereferenced.
drivers/android/binder.c:353:25-35: ERROR: node -> proc is NULL but dereferenced.
drivers/android/binder.c:4888:16-20: ERROR: t is NULL but dereferenced.

regards,
dan carpenter