On 29/11/2023 09:18, Vignesh Raman wrote:
virtio-gpu kernel driver reports 16 for count_crtcs
which exceeds IGT_MAX_PIPES set to 8 in igt-gpu-tools.
This results in below memory corruption,
malloc(): corrupted top size
Received signal SIGABRT.
Stack trace:
#0 [fatal_sig_handler+0x17b]
#1 [__sigaction+0x40]
#2 [pthread_key_delete+0x14c]
#3 [gsignal+0x12]
#4 [abort+0xd3]
#5 [__fsetlocking+0x290]
#6 [timer_settime+0x37a]
#7 [__default_morecore+0x1f1b]
#8 [__libc_calloc+0x161]
#9 [drmModeGetPlaneResources+0x44]
#10 [igt_display_require+0x194]
#11 [__igt_unique____real_main1356+0x93c]
#12 [main+0x3f]
#13 [__libc_init_first+0x8a]
#14 [__libc_start_main+0x85]
#15 [_start+0x21]
This is fixed in igt-gpu-tools by increasing IGT_MAX_PIPES to 16.
https://patchwork.freedesktop.org/series/126327/
Uprev IGT to include the patches which fixes this issue.
Signed-off-by: Vignesh Raman <vignesh.raman@xxxxxxxxxxxxx>
Acked-by: Helen Koike <helen.koike@xxxxxxxxxxxxx>
Thanks
Helen
---
v6:
- Added a new patch in the series to uprev IGT to fix memory corruption
---
drivers/gpu/drm/ci/gitlab-ci.yml | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/ci/gitlab-ci.yml b/drivers/gpu/drm/ci/gitlab-ci.yml
index aeb9bab1b069..dac92cc2777c 100644
--- a/drivers/gpu/drm/ci/gitlab-ci.yml
+++ b/drivers/gpu/drm/ci/gitlab-ci.yml
@@ -5,7 +5,7 @@ variables:
UPSTREAM_REPO: git://anongit.freedesktop.org/drm/drm
TARGET_BRANCH: drm-next
- IGT_VERSION: d1db7333d9c5fbbb05e50b0804123950d9dc1c46
+ IGT_VERSION: d2af13d9f5be5ce23d996e4afd3e45990f5ab977
DEQP_RUNNER_GIT_URL: https://gitlab.freedesktop.org/anholt/deqp-runner.git
DEQP_RUNNER_GIT_TAG: v0.15.0
