From: bugzilla-daemon@bugzilla.kernel.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 213751] New: KVM virt w/ qxl fails boot at latest 5.14.0-rc1+
Date: Thu, 15 Jul 2021 21:05:16 +0000 [thread overview]
Message-ID: <bug-213751-2300@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=213751
Bug ID: 213751
Summary: KVM virt w/ qxl fails boot at latest 5.14.0-rc1+
Product: Drivers
Version: 2.5
Kernel Version: 5.14.0-rc1+
Hardware: x86-64
OS: Linux
Tree: Mainline
Status: NEW
Severity: blocking
Priority: P1
Component: Video(DRI - non Intel)
Assignee: drivers_video-dri@kernel-bugs.osdl.org
Reporter: jpittman@redhat.com
Regression: No
KVM virt w/ qxl fails boot at latest 5.14.0-rc1+
Limited backtrace:
RIP: 0010:qxl_bo_move_notify.part.1+0xc/0x40 [qxl]
ttm_bo_cleanup_memtype_use+0x22/0x60 [ttm]
ttm_bo_release+0x1b0/0x310 [ttm]
Issue bisected to the below commit.
[root@localhost linux]# git bisect bad
bfa3357ef9abc9d56a2910222d2deeb9f15c91ff is the first bad commit
commit bfa3357ef9abc9d56a2910222d2deeb9f15c91ff
Author: Christian König <christian.koenig@amd.com>
Date: Thu Apr 15 09:52:58 2021 +0200
drm/ttm: allocate resource object instead of embedding it v2
To improve the handling we want the establish the resource object as base
class for the backend allocations.
v2: add missing error handling
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20210602100914.46246-1-christian.koenig@amd.com
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 4 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 54 +++++++++----------
drivers/gpu/drm/nouveau/nouveau_bo.c | 2 +-
drivers/gpu/drm/radeon/radeon_ttm.c | 2 +-
drivers/gpu/drm/ttm/ttm_bo.c | 83 ++++++++++--------------------
drivers/gpu/drm/ttm/ttm_bo_util.c | 43 ++++++++--------
drivers/gpu/drm/ttm/ttm_resource.c | 31 ++++++++---
drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 2 +-
include/drm/ttm/ttm_bo_api.h | 1 -
include/drm/ttm/ttm_bo_driver.h | 10 ++--
include/drm/ttm/ttm_resource.h | 4 +-
11 files changed, 110 insertions(+), 126 deletions(-)
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