Opened 10 years ago

Closed 10 years ago

#10766 closed bug (fixed)

[kernel] PANIC: ASSERT FAILED (../scheduler/scheduler_cpu.h:428): gTrackCoreLoad

Reported by: diver Owned by: pdziepak
Priority: normal Milestone: R1
Component: System/Kernel Version: R1/Development
Keywords: Cc:
Blocked By: Blocking:
Platform: All

Description

hrev47114 gcc2 hybrid in VirtualBox 4.1.28.

Running attached vlc binary crashes kernel in scheduler code. Typing "es" in KDL crashes in try_acquire_read_spinlock () attempt to acquire lock twice on non-SMP system.

Attachments (3)

gTrackCoreLoad.png​ (72.7 KB ) - added by diver 10 years ago.
try_acquire_read_spinlock.png​ (93.7 KB ) - added by diver 10 years ago.
vlc​ (1.2 MB ) - added by diver 10 years ago.

Download all attachments as: .zip

Change History (4)

by diver, 10 years ago

Attachment: gTrackCoreLoad.png​ added

by diver, 10 years ago

Attachment: try_acquire_read_spinlock.png​ added

by diver, 10 years ago

Attachment: vlc​ added

comment:1 by pdziepak, 10 years ago

Resolution: → fixed
Status: new → closed

KDL fixed in hrev47129.

Apparently, VLC spawns threads with B_IDLE_PRIORITY what confuses the scheduler quite seriously. With the patch thread priority is clamped to a sensible range. Undoubtedly, VLC also should be fixed.

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