syzbot


WARNING in drm_gem_shmem_vm_open
Status: upstream: reported syz repro on 2021/08/19 08:21
Reported-by: syzbot+91525b2bd4b5dff71619@syzkaller.appspotmail.com
First crash: 57d, last: 4d23h

Cause bisection: introduced by (bisect log) :
commit ea40d7857d5250e5400f38c69ef9e17321e9c4a2
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Fri Oct 9 23:21:56 2020 +0000

  drm/vkms: fbdev emulation support

Crash: WARNING in drm_gem_shmem_vm_open (log)
Repro: syz .config

Sample crash report:

Crashes (31):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/10/09 22:44 upstream 5d6ab0bb408f 838e7e2c .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/10/03 02:26 upstream ab2a7a35c4e7 db0f5787 .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/09/19 10:04 upstream 93ff9f13be91 70b76c1d .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/09/18 18:36 upstream 4357f03d6611 70b76c1d .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/09/18 08:08 upstream ddf21bd8ab98 70b76c1d .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/09/05 13:27 upstream 49624efa65ac d236a457 .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/08/31 10:25 upstream 7d2a07b76933 8f58a0ef .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/08/19 02:57 upstream 614cb2751d31 a2fe1cb5 .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/08/19 01:59 upstream 614cb2751d31 a2fe1cb5 .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-linux-next-kasan-gce-root 2021/09/11 18:33 linux-next aa14a3016182 5ae8508a .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-linux-next-kasan-gce-root 2021/09/04 05:49 linux-next c1b13fe76e95 d236a457 .config log report syz WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/10/10 21:16 upstream efb52a7d9511 838e7e2c .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/10/09 16:06 upstream 5d6ab0bb408f 838e7e2c .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-smack-root 2021/10/09 02:53 upstream 741668ef7832 efe0f24d .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/10/08 14:03 upstream 1da38549dd64 efe0f24d .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/10/06 15:50 upstream 60a9483534ed 0a63fd36 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/09/26 03:13 upstream a5e0aceabef6 8cac236e .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/09/25 18:54 upstream 7d42e9818258 8cac236e .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/09/19 09:46 upstream 93ff9f13be91 70b76c1d .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/09/18 17:08 upstream 4357f03d6611 70b76c1d .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/09/17 00:05 upstream ff1ffd71d5f0 aae492f2 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/09/16 16:49 upstream ff1ffd71d5f0 aae492f2 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce 2021/09/16 04:58 upstream b7213ffa0e58 07e953c1 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/09/05 13:01 upstream 49624efa65ac d236a457 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/08/31 08:06 upstream 7d2a07b76933 8f58a0ef .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/08/19 00:37 upstream 614cb2751d31 a2fe1cb5 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-root 2021/08/19 00:37 upstream 614cb2751d31 a2fe1cb5 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-386 2021/10/09 02:01 upstream 5d6ab0bb408f efe0f24d .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-kasan-gce-386 2021/09/27 18:19 upstream 5816b3e6577e 78494d16 .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-linux-next-kasan-gce-root 2021/09/11 17:15 linux-next aa14a3016182 5ae8508a .config log report info WARNING in drm_gem_shmem_vm_open
ci-upstream-linux-next-kasan-gce-root 2021/09/04 03:48 linux-next c1b13fe76e95 d236a457 .config log report info WARNING in drm_gem_shmem_vm_open