Same issue with VERDE - (atombios and si_dpm) in both 6.5 and 6.8 series kernels on both radeon and amdgpu drivers
Whatever this is isn't just 1 or 2 places in the driver (and it's been occurring for several years) Ubuntu Noble boot (dual W4100 quad-head cards), radeon driver - the amdgpu messages are similar [ 11.030090] UBSAN: array-index-out-of-bounds in /build/linux-zdc93w/linux-6.8.0/drivers/gpu/drm/radeon/radeon_atombios.c:2718:34 [ 11.030095] index 48 is out of range for type 'UCHAR [1]' [ 11.031839] UBSAN: array-index-out-of-bounds in /build/linux-zdc93w/linux-6.8.0/drivers/gpu/drm/radeon/radeon_atombios.c:2716:55 [ 11.031843] index 1 is out of range for type 'UCHAR [1]' [ 11.032818] UBSAN: array-index-out-of-bounds in /build/linux-zdc93w/linux-6.8.0/drivers/gpu/drm/radeon/radeon_atombios.c:2706:39 [ 11.032823] index 2 is out of range for type 'ATOM_PPLIB_NONCLOCK_INFO [1]' [ 11.033887] UBSAN: array-index-out-of-bounds in /build/linux-zdc93w/linux-6.8.0/drivers/gpu/drm/radeon/si_dpm.c:6831:39 [ 11.033891] index 2 is out of range for type 'ATOM_PPLIB_NONCLOCK_INFO [1]' [ 11.034910] UBSAN: array-index-out-of-bounds in /build/linux-zdc93w/linux-6.8.0/drivers/gpu/drm/radeon/si_dpm.c:6868:32 [ 11.034913] index 16 is out of range for type 'UCHAR [1]' -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2039926 Title: Error UBSAN: array-index-out-of-bounds amdgpu (drivers/gpu/drm/amd/amdgpu/../pm/powerplay/hwmgr/smu7_hwmgr.c) To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/2039926/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
