Re: Kernel WARNING via bochsdrmfb mmap

2016-03-07 Thread Jiri Slaby
On 03/07/2016, 03:30 PM, Takashi Iwai wrote: > Hi, > > Jiri Slaby reported a kernel WARNING triggered by syzkaller. It can > be reliably reproduced via fbdev mmap access on bochs drm. The > warning looks like below: > > WARNING: CPU: 3 PID: 29356 at ../drivers/gpu/drm/ttm/ttm_bo_vm.c:265 >

Re: Kernel WARNING via bochsdrmfb mmap

2016-03-07 Thread Jiri Slaby
On 03/07/2016, 03:30 PM, Takashi Iwai wrote: > Hi, > > Jiri Slaby reported a kernel WARNING triggered by syzkaller. It can > be reliably reproduced via fbdev mmap access on bochs drm. The > warning looks like below: > > WARNING: CPU: 3 PID: 29356 at ../drivers/gpu/drm/ttm/ttm_bo_vm.c:265 >

Kernel WARNING via bochsdrmfb mmap

2016-03-07 Thread Takashi Iwai
Hi, Jiri Slaby reported a kernel WARNING triggered by syzkaller. It can be reliably reproduced via fbdev mmap access on bochs drm. The warning looks like below: WARNING: CPU: 3 PID: 29356 at ../drivers/gpu/drm/ttm/ttm_bo_vm.c:265 ttm_bo_vm_open+0x11a/0x180 [ttm]() Modules linked in: ...

Kernel WARNING via bochsdrmfb mmap

2016-03-07 Thread Takashi Iwai
Hi, Jiri Slaby reported a kernel WARNING triggered by syzkaller. It can be reliably reproduced via fbdev mmap access on bochs drm. The warning looks like below: WARNING: CPU: 3 PID: 29356 at ../drivers/gpu/drm/ttm/ttm_bo_vm.c:265 ttm_bo_vm_open+0x11a/0x180 [ttm]() Modules linked in: ...