syzbot has bisected this bug to:
commit 4b6ce6810a5dc0af387a238e8c852e0d3822381f
Author: Rafael Antognolli <rafael.antognolli@xxxxxxxxx>
Date: Mon Feb 5 23:33:30 2018 +0000
drm/i915/cnl: WaPipeControlBefore3DStateSamplePattern
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13aeb522e00000
start commit: c61a56ab Merge branch 'x86-urgent-for-linus' of git://git...
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=106eb522e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=17aeb522e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=4013180e7c7a9ff9
dashboard link: https://syzkaller.appspot.com/bug?extid=1e46a0864c1a6e9bd3d8
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16bca207800000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14819a47800000
Reported-by: syzbot+1e46a0864c1a6e9bd3d8@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 4b6ce6810a5d ("drm/i915/cnl:
WaPipeControlBefore3DStateSamplePattern")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
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