Re: [PATCH] perf: fix panic by disable ftrace on fault.c

From: Dave Hansen
Date: Tue Sep 14 2021 - 23:27:24 EST


On 9/14/21 6:56 PM, 王贇 wrote:
>>> [ 44.134987][ C0] ? __sanitizer_cov_trace_pc+0x7/0x60
>>> [ 44.135005][ C0] ? kcov_common_handle+0x30/0x30
>> Just turning off tracing for the page fault handler is papering over the
>> problem. It'll just come back later with a slightly different form.
>>
> Cool~ please let me know when you have the proper approach.

It's an entertaining issue, but I wasn't planning on fixing it myself.