bpf: Disable migrate when kprobe_multi attach to access bpf_prog_active #5678
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The syscall link_create not protected by bpf_disable_instrumentation, accessing percpu data bpf_prog_active should use cpu local_lock when kprobe_multi program attach. Fixes: 0dcac27 ("bpf: Add multi kprobe link") Signed-off-by: Tao Chen <[email protected]>
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At least one diff in series https://patchwork.kernel.org/project/netdevbpf/list/?series=988117 expired. Closing PR. |
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Pull request for series with
subject: bpf: Disable migrate when kprobe_multi attach to access bpf_prog_active
version: 1
url: https://patchwork.kernel.org/project/netdevbpf/list/?series=988117