Yue and Xingwei reported a syzkaller crash related to the rdpmc attribute
file and jump labels. It turns out to be lack of serialization in the
attribute write path and non-robustness on the jump label side.
The following series addresses these issues.
Thanks,
tglx
---
arch/x86/events/core.c | 3 ++
kernel/jump_label.c | 67 ++++++++++++++++++++++++++++---------------------
2 files changed, 42 insertions(+), 28 deletions(-)