syzbot


general protection fault in fbcon_cursor
Status: closed as dup on 2020/07/27 23:02
Reported-by: syzbot+6acf28c23c81badd89a7@syzkaller.appspotmail.com
First crash: 312d, last: 87d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: WARNING in sysfs_warn_dup (log)
Repro: C syz .config
Duplicate of (1):
Title Repro Bisected Count Last Reported
general protection fault in do_con_write C cause 10703 85d 321d
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.14 general protection fault in fbcon_cursor C fix 15 96d 270d 0/1 upstream: reported C repro on 2020/01/24 02:58
linux-4.19 general protection fault in fbcon_cursor C fix 21 116d 251d 0/1 upstream: reported C repro on 2020/02/12 12:10

Sample crash report:

Crashes (53):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2020/02/15 01:17 upstream 2019fc96 5d7b90f1 .config log report syz C b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/02/13 11:17 upstream f2850dd5 84f4fc8a .config log report syz C b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-linux-next-kasan-gce-root 2020/02/27 06:06 linux-next bdc5461b 59b57593 .config log report syz C b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-selinux-root 2020/07/25 06:22 upstream 68845a55 554af388 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-kasan-gce-root 2020/07/24 23:01 upstream f37e99ac 554af388 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-kasan-gce-selinux-root 2020/07/23 12:51 upstream d15be546 340ea530 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce 2020/07/22 07:40 upstream 4fa640dc 128cd85f .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce-root 2020/07/20 14:36 upstream 5714ee50 4285ffa3 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/07/20 08:52 upstream 92188b41 9c812472 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce 2020/07/18 13:09 upstream 6a70f89c 9c812472 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce 2020/07/16 13:23 upstream 994e99a9 f3bec699 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce-selinux-root 2020/07/14 15:58 upstream 0dc589da ce4c95b3 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce-smack-root 2020/07/13 19:33 upstream 11ba4688 f90ec899 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce 2020/07/08 15:42 upstream 7cc2a8ea 51095195 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-kasan-gce 2020/07/08 13:58 upstream 7cc2a8ea 51095195 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce 2020/07/07 21:30 upstream 7cc2a8ea 51095195 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce-smack-root 2020/07/06 06:19 upstream 7cc2a8ea 51095195 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-kasan-gce 2020/07/06 04:39 upstream 7cc2a8ea 51095195 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce 2020/07/03 03:59 upstream cd77006e bed10395 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce-root 2020/07/02 21:53 upstream cd77006e bed10395 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-kasan-gce-smack-root 2020/07/02 20:57 upstream cd77006e bed10395 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce-selinux-root 2020/07/01 12:25 upstream 7c30b859 39acb39d .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce-root 2020/06/30 13:30 upstream 4e99b321 a2cdad9d .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/06/27 13:11 upstream 1590a2e1 ffec44b5 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce 2020/06/25 04:07 upstream 7ae77150 54566aff .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce 2020/06/24 15:14 upstream 7ae77150 54566aff .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/05/19 09:09 upstream 642b151f 684d3606 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/05/16 23:15 upstream 3d1c1e59 37bccd4e .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/04/07 22:59 upstream 763dede1 db9bcd4b .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/03/08 18:38 upstream 61a09258 2e9971bb .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-selinux-root 2020/03/05 15:25 upstream 63623fd4 c88c7b75 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2020/03/04 16:06 upstream 63623fd4 c88c7b75 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-smack-root 2020/03/04 14:14 upstream 63623fd4 c88c7b75 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-selinux-root 2020/02/29 02:48 upstream f8788d86 59b57593 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-selinux-root 2020/01/12 05:51 upstream ac61145a 4c04afaa .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2019/12/26 07:57 upstream 46cf053e be5c2c81 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2019/12/16 22:34 upstream 510c9788 b80769fc .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-root 2019/12/12 17:01 upstream ae4b064e 08003f64 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-kasan-gce-386 2020/07/23 18:21 upstream d15be546 70c104a1 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-kasan-gce-386 2020/07/18 04:10 upstream 88825726 9c812472 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce-386 2020/07/17 00:32 upstream f8456690 54b3c45e .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se, sam@ravnborg.org
ci-upstream-kasan-gce-386 2020/07/08 13:21 upstream 7cc2a8ea 51095195 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, hqjagain@gmail.com, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, peda@axentia.se
ci-upstream-linux-next-kasan-gce-root 2020/07/18 23:04 linux-next 4c43049f 9c812472 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-linux-next-kasan-gce-root 2020/07/07 16:04 linux-next 9e50b94b 51095195 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, geert@linux-m68k.org, gregkh@linuxfoundation.org, hqjagain@gmail.com, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-linux-next-kasan-gce-root 2020/07/06 17:01 linux-next 9e50b94b 51095195 .config log report alexander.deucher@amd.com, b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, hqjagain@gmail.com, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-linux-next-kasan-gce-root 2020/07/03 07:01 linux-next aab20039 bed10395 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, gregkh@linuxfoundation.org, hqjagain@gmail.com, jirislaby@kernel.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, natechancellor@gmail.com, peda@axentia.se
ci-upstream-linux-next-kasan-gce-root 2020/06/07 14:54 linux-next e7b08814 2c2b926c .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-linux-next-kasan-gce-root 2020/05/21 00:31 linux-next ac935d22 c61086ab .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-linux-next-kasan-gce-root 2020/04/28 20:32 linux-next ac935d22 e3ecea2e .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-linux-next-kasan-gce-root 2020/04/12 02:56 linux-next 11ecafc6 a8c6a3f8 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-linux-next-kasan-gce-root 2020/04/03 11:42 linux-next 770fbb32 5ed396e6 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org
ci-upstream-linux-next-kasan-gce-root 2020/03/30 14:05 linux-next 770fbb32 c8d1cc20 .config log report b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, maarten.lankhorst@linux.intel.com, sam@ravnborg.org