Re: WARNING in drm_mode_createblob_ioctl

2019-11-06 Thread Dmitry Vyukov
On Wed, Nov 6, 2019 at 4:30 PM Daniel Vetter wrote: > > On Wed, Nov 6, 2019 at 4:20 PM syzbot > wrote: > > > > syzbot has bisected this bug to: > > > > commit 9e5a64c71b2f70ba530f8156046dd7dfb8a7a0ba > > Author: Kees Cook > > Date: Mon Nov 4 22:57:23 2019 + > > > > uaccess: disallow >

Re: WARNING in drm_mode_createblob_ioctl

2019-11-06 Thread syzbot
syzbot has bisected this bug to: commit 9e5a64c71b2f70ba530f8156046dd7dfb8a7a0ba Author: Kees Cook Date: Mon Nov 4 22:57:23 2019 + uaccess: disallow > INT_MAX copy sizes bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=125fe6dce0 start commit: 51309b9d Add linux-nex

Re: WARNING in drm_mode_createblob_ioctl

2019-11-06 Thread syzbot
syzbot has found a reproducer for the following crash on: HEAD commit:51309b9d Add linux-next specific files for 20191105 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=13f5c078e0 kernel config: https://syzkaller.appspot.com/x/.config?x=a9b1a641c1f1f

Re: WARNING in drm_mode_createblob_ioctl

2019-11-06 Thread Dmitry Vyukov
On Wed, Nov 6, 2019 at 4:28 PM Daniel Vetter wrote: > > On Wed, Nov 6, 2019 at 4:23 PM Daniel Vetter wrote: > > > > On Wed, Nov 6, 2019 at 4:20 PM syzbot > > wrote: > > > > > > syzbot has bisected this bug to: > > > > > > commit 9e5a64c71b2f70ba530f8156046dd7dfb8a7a0ba > > > Author: Kees Cook >

Re: WARNING in drm_mode_createblob_ioctl

2019-11-06 Thread Daniel Vetter
On Wed, Nov 6, 2019 at 4:33 PM Dmitry Vyukov wrote: > > On Wed, Nov 6, 2019 at 4:28 PM Daniel Vetter wrote: > > > > On Wed, Nov 6, 2019 at 4:23 PM Daniel Vetter wrote: > > > > > > On Wed, Nov 6, 2019 at 4:20 PM syzbot > > > wrote: > > > > > > > > syzbot has bisected this bug to: > > > > > > > >

Re: WARNING in drm_mode_createblob_ioctl

2019-11-06 Thread Daniel Vetter
On Wed, Nov 6, 2019 at 4:20 PM syzbot wrote: > > syzbot has bisected this bug to: > > commit 9e5a64c71b2f70ba530f8156046dd7dfb8a7a0ba > Author: Kees Cook > Date: Mon Nov 4 22:57:23 2019 + > > uaccess: disallow > INT_MAX copy sizes Ah cool, this explains it. fwiw I never managed to ge

Re: WARNING in drm_mode_createblob_ioctl

2019-11-06 Thread Daniel Vetter
On Wed, Nov 6, 2019 at 4:23 PM Daniel Vetter wrote: > > On Wed, Nov 6, 2019 at 4:20 PM syzbot > wrote: > > > > syzbot has bisected this bug to: > > > > commit 9e5a64c71b2f70ba530f8156046dd7dfb8a7a0ba > > Author: Kees Cook > > Date: Mon Nov 4 22:57:23 2019 + > > > > uaccess: disallow >

Re: WARNING in drm_mode_createblob_ioctl

2019-10-14 Thread Dmitry Vyukov
On Mon, Oct 14, 2019 at 11:39 AM syzbot wrote: > > Op 14-10-2019 om 11:16 schreef Daniel Vetter: > > On Sun, Oct 13, 2019 at 11:09:09PM -0700, syzbot wrote: > >> Hello, > >> > >> syzbot found the following crash on: > >> > >> HEAD commit:8ada228a Add linux-next specific files for 20191011 > >>

Re: WARNING in drm_mode_createblob_ioctl

2019-10-14 Thread syzbot
Op 14-10-2019 om 11:16 schreef Daniel Vetter: > On Sun, Oct 13, 2019 at 11:09:09PM -0700, syzbot wrote: >> Hello, >> >> syzbot found the following crash on: >> >> HEAD commit:8ada228a Add linux-next specific files for 20191011 >> git tree: linux-next >> console output: https://syzkaller.a

Re: WARNING in drm_mode_createblob_ioctl

2019-10-14 Thread Daniel Vetter
On Sun, Oct 13, 2019 at 11:09:09PM -0700, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit:8ada228a Add linux-next specific files for 20191011 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=1423a87f60 > kernel config

WARNING in drm_mode_createblob_ioctl

2019-10-13 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:8ada228a Add linux-next specific files for 20191011 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=1423a87f60 kernel config: https://syzkaller.appspot.com/x/.config?x=7cf4eed5fe42c31a dashboard