[Bug 46274] New: Reading from /sys/kernel/debug/dri/0/radeon_ring_cp* cause null-pointer dereference

https://bugs.freedesktop.org/show_bug.cgi?id=46274

Bug #: 46274 Summary: Reading from /sys/kernel/debug/dri/0/radeon_ring_cp* cause null-pointer dereference Classification: Unclassified Product: DRI Version: unspecified Platform: x86-64 (AMD64) OS/Version: Linux (All) Status: NEW Severity: normal Priority: medium Component: DRM/Radeon AssignedTo: dri-devel@lists.freedesktop.org ReportedBy: thomas.lindroth@gmail.com

Using evergreen(cedar) hardware reading from /sys/kernel/debug/dri/0/radeon_ring_cp[12] cause null-pointer dereference with latest linus git(3.3-rc4).