lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 7 Mar 2016 15:36:58 +0100 From: Jiri Slaby <jslaby@...e.cz> To: Takashi Iwai <tiwai@...e.de>, dri-devel@...ts.freedesktop.org Cc: Gerd Hoffmann <kraxel@...hat.com>, Dave Airlie <airlied@...hat.com>, linux-kernel@...r.kernel.org Subject: Re: Kernel WARNING via bochsdrmfb mmap 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 ttm_bo_vm_open+0x11a/0x180 [ttm]() BTW running the reproducer on my box gives: x86/PAT: ac:501 freeing invalid memtype [mem 0xe083d000-0xe083dfff] and not the warning. thanks, -- js suse labs
Powered by blists - more mailing lists