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author | Juri Lelli <[email protected]> | 2020-06-17 09:29:19 +0200 |
---|---|---|
committer | Borislav Petkov <[email protected]> | 2020-06-28 17:01:20 +0200 |
commit | ce9bc3b27f2a21a7969b41ffb04df8cf61bd1592 (patch) | |
tree | 161125e9274c8eb6f6cf070e3cc003d404cada93 /scripts/gdb/linux/tasks.py | |
parent | fd844ba9ae59b51e34e77105d79f8eca780b3bd6 (diff) |
sched/deadline: Initialize ->dl_boosted
syzbot reported the following warning triggered via SYSC_sched_setattr():
WARNING: CPU: 0 PID: 6973 at kernel/sched/deadline.c:593 setup_new_dl_entity /kernel/sched/deadline.c:594 [inline]
WARNING: CPU: 0 PID: 6973 at kernel/sched/deadline.c:593 enqueue_dl_entity /kernel/sched/deadline.c:1370 [inline]
WARNING: CPU: 0 PID: 6973 at kernel/sched/deadline.c:593 enqueue_task_dl+0x1c17/0x2ba0 /kernel/sched/deadline.c:1441
This happens because the ->dl_boosted flag is currently not initialized by
__dl_clear_params() (unlike the other flags) and setup_new_dl_entity()
rightfully complains about it.
Initialize dl_boosted to 0.
Fixes: 2d3d891d3344 ("sched/deadline: Add SCHED_DEADLINE inheritance logic")
Reported-by: [email protected]
Signed-off-by: Juri Lelli <[email protected]>
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Tested-by: Daniel Wagner <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Diffstat (limited to 'scripts/gdb/linux/tasks.py')
0 files changed, 0 insertions, 0 deletions