drm_mode_create_dumb_ioctl: divide error

2014-08-24 Thread Tommi Rantala
22.8.2014 13.38 kirjoitti "David Herrmann" : > > Hi > > On Thu, Aug 21, 2014 at 8:18 PM, Tommi Rantala > wrote: > > Hello, > > > > Triggered this while fuzzing v3.17-rc1-51-g372b1db with Trinity. > > > > Tommi > > > > > > [drm:drm_mode_legacy_fb_format] *ERROR* bad bpp, assuming x8r8g8b8 pixel >

drm_mode_create_dumb_ioctl: divide error

2014-08-24 Thread David Herrmann
Hi On Sun, Aug 24, 2014 at 7:12 PM, Tommi Rantala wrote: > (gdb) info locals > cpp = 0 > stride = 0 > size = > > (gdb) print /x *(struct drm_mode_create_dumb *)data > $13 = { > height = 0x, > width = 0x, > bpp = 0x, > flags = 0x, > handle = 0x, >

drm_mode_create_dumb_ioctl: divide error

2014-08-22 Thread David Herrmann
Hi On Thu, Aug 21, 2014 at 8:18 PM, Tommi Rantala wrote: > Hello, > > Triggered this while fuzzing v3.17-rc1-51-g372b1db with Trinity. > > Tommi > > > [drm:drm_mode_legacy_fb_format] *ERROR* bad bpp, assuming x8r8g8b8 pixel > format > divide error: [#1] SMP DEBUG_PAGEALLOC > CPU: 0 PID: 285

drm_mode_create_dumb_ioctl: divide error

2014-08-21 Thread Tommi Rantala
Hello, Triggered this while fuzzing v3.17-rc1-51-g372b1db with Trinity. Tommi [drm:drm_mode_legacy_fb_format] *ERROR* bad bpp, assuming x8r8g8b8 pixel format divide error: [#1] SMP DEBUG_PAGEALLOC CPU: 0 PID: 2854 Comm: trinity-c7 Not tainted 3.17.0-rc1+ #14 Hardware name: Bochs Bochs, BIO