syzbot


KASAN: slab-out-of-bounds Read in bit_putcs
Status: upstream: reported C repro on 2019/12/05 16:46
Reported-by: syzbot+998dec6452146bd7a90c@syzkaller.appspotmail.com
First crash: 244d, last: 1d16h

Cause bisection: introduced by (bisect log):

commit 2de50e9674fc4ca3c6174b04477f69eb26b4ee31
Author: Russell Currey <ruscur@russell.cc>
Date: Mon Feb 8 04:08:20 2016 +0000

  powerpc/powernv: Remove support for p5ioc2

Crash: BUG: spinlock lockup suspected in nf_conntrack_lock (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.14 KASAN: slab-out-of-bounds Read in bit_putcs C 74 5h13m 246d 0/1 upstream: reported C repro on 2019/12/03 16:38
linux-4.19 KASAN: slab-out-of-bounds Read in bit_putcs C 114 5h29m 246d 0/1 upstream: reported C repro on 2019/12/03 12:47

Sample crash report:

Crashes (298):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2020/07/12 05:55 upstream a581387e 18d18b59 .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/12 05:45 upstream a581387e 18d18b59 .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/07/12 05:28 upstream a581387e 18d18b59 .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/05/05 04:38 upstream 9851a0de 9941337c .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/05/04 17:11 upstream 0e698dfa 58ae5e18 .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/05/03 14:09 upstream f66ed1eb 5457883a .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/10 05:31 upstream 6794862a 4b83c8fb .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/09 20:52 upstream e42617b8 b31eda3d .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/09 15:11 upstream e42617b8 b31eda3d .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/09 05:24 upstream 9455d25f 1508f453 .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/07/12 16:54 linux-next d31958b3 115e1930 .config log report syz C b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/05/04 23:15 linux-next ac935d22 9941337c .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/22 04:45 linux-next 7ddd09fc bc586918 .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/21 13:51 linux-next 7ddd09fc bc586918 .config log report syz C b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/04 06:08 upstream bcf87687 196277c4 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-root 2020/08/03 05:53 upstream bcf87687 196277c4 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-root 2020/08/03 03:53 upstream bcf87687 196277c4 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-smack-root 2020/08/03 02:38 upstream 5a30a789 196277c4 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-smack-root 2020/08/03 01:29 upstream 5a30a789 63a73341 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-smack-root 2020/08/01 11:59 upstream 7dc6fd0f d895b3be .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-root 2020/07/30 20:19 upstream 83bdc727 233283a1 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-root 2020/07/29 02:13 upstream 6ba1b005 cb93dc6a .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-root 2020/07/28 20:00 upstream 92ed3019 cb93dc6a .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-smack-root 2020/07/27 04:04 upstream 92ed3019 51265195 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-kasan-gce-smack-root 2020/07/21 07:48 upstream 4fa640dc d88894e6 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/21 05:11 upstream 4fa640dc d88894e6 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/07/20 14:56 upstream 5714ee50 4285ffa3 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/07/16 22:59 upstream f8456690 54b3c45e .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/07/15 06:14 upstream e9919e11 609fb517 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/14 06:02 upstream 0dc589da ce4c95b3 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/07/10 18:23 upstream 42f82040 edf162e8 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/07/08 16:25 upstream 7cc2a8ea 51095195 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/07/06 16:15 upstream 7cc2a8ea 51095195 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/07/03 21:09 upstream 7cc2a8ea bed10395 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/07/02 08:24 upstream cd77006e bed10395 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/07/01 13:00 upstream 7c30b859 39acb39d .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/06/30 20:11 upstream 9ebcfadb 917afeaa .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/06/29 07:20 upstream 4e99b321 a2cdad9d .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/28 21:56 upstream 4e99b321 a2cdad9d .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/06/28 07:15 upstream 1590a2e1 ffec44b5 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/06/27 05:18 upstream 1590a2e1 ffec44b5 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/27 03:52 upstream 1590a2e1 aea82c00 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/06/26 10:36 upstream 4a21185c aea82c00 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/06/26 05:24 upstream 4a21185c aea82c00 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/23 15:21 upstream 7ae77150 54566aff .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/17 07:11 upstream 7ae77150 b9f3810b .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/06/16 03:25 upstream 7ae77150 baca2611 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/06/15 07:51 upstream 7ae77150 2a22c77a .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2020/06/15 06:31 upstream 7ae77150 2a22c77a .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/06/14 06:00 upstream 7ae77150 a61674a5 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/06/13 11:34 upstream 7ae77150 f4724dd3 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/06/13 08:44 upstream 7ae77150 f4724dd3 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-qemu-upstream 2020/06/12 17:06 upstream 435faf5c d1c1c849 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-qemu-upstream-386 2020/07/30 23:03 upstream e2c46b57 8df85ed9 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-linux-next-kasan-gce-root 2020/08/02 09:07 linux-next 01830e6c 63a73341 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-linux-next-kasan-gce-root 2020/08/01 23:46 linux-next 01830e6c d895b3be .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-linux-next-kasan-gce-root 2020/07/27 15:34 linux-next 26027945 cb93dc6a .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-linux-next-kasan-gce-root 2020/07/25 04:58 linux-next 26027945 554af388 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, penguin-kernel@I-love.SAKURA.ne.jp
ci-upstream-linux-next-kasan-gce-root 2020/07/22 07:31 linux-next de2e69cf 128cd85f .config log report b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/07/20 00:02 linux-next 4c43049f 9c812472 .config log report b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/07/16 16:28 linux-next 4c43049f f3bec699 .config log report b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/07/14 00:20 linux-next be978f8f f90ec899 .config log report b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/07/13 10:39 linux-next be978f8f f90ec899 .config log report b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/06/28 15:58 linux-next 36e3135d a2cdad9d .config log report b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jslaby@suse.cz, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/06/28 14:48 linux-next 36e3135d a2cdad9d .config log report b.zolnierkie@samsung.com, deller@gmx.de, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jslaby@suse.cz, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/06/25 20:56 linux-next e7b08814 f9147b08 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/06/18 09:13 linux-next e7b08814 d45a4d69 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/05 15:20 linux-next 282ffdf3 4fb74474 .config log report b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org