https://bugs.freedesktop.org/show_bug.cgi?id=96278
Bug ID: 96278 Summary: Kernel Hung when starting X while detecting outputs Product: DRI Version: XOrg git Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: major Priority: medium Component: DRM/AMDgpu Assignee: dri-devel at lists.freedesktop.org Reporter: frederik.schwan at linux.com Created attachment 124177 --> https://bugs.freedesktop.org/attachment.cgi?id=124177&action=edit bad dmesg Hardware: Dell Precision Laptop 7710 with Intel HD P530 and AMD FirePro W7170M (Amethyst XT) Kernel: 4.6 and 4.7rc1 xf86-video-amdgpu: 1.1.0 Description: When X is started, it accepts no connections ("waiting for X server to accept connections") forever. There is another bugreport over here [1] that has the same problem with the radeon driver. Dmesg is attached. The stacktrace seems to be nearly the same: schedule rpm_resume wake_atomic_t_function __pm_runtime_resume [amdgpu_connector_dp_detect/radeon_dvi_detect] (output detection) drm_helper_hpd_irq_event [amdgpu/radeon]_resume_kms [amdgpu/radeon]_pmops_runtime_resume pci_pm_runtime_resume vga_switcheroo_set_dynamic_switch vga_switcheroo_runtime_resume ... ... ... [1] http://unix.stackexchange.com/questions/269223/lightdm-fails-to-load-after-system-upgrade-in-arch-x64 -- You are receiving this mail because: You are the assignee for the bug. -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.freedesktop.org/archives/dri-devel/attachments/20160530/3debc4f9/attachment.html>