Linux kernel bug fix: bpf: Fix passing zero to PTR_ERR() in bpf_btf_printf_prepare
Subsystem: tracing (kernel/trace/bpf_trace.c)
Bug type: crash, severity: high
Files changed: kernel/trace/bpf_trace.c
Introduced by Alan Maguire on 2020-09-28 18:26:58 -0700; fixed by Wang Qing on 2020-11-09 22:37:19 +0100 (lifetime: 42 days)