linux-kernel - Re: [PATCH v1 0/2] Fix the failure issue of the module

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Message-ID: <CAEyhmHSPQLd2ivmzcNxDcKJW8143HLi_=syo_8iBPSxWE35pog@mail.gmail.com>
Date: Wed, 10 Dec 2025 12:10:46 +0800
From: Hengqi Chen <hengqi.chen@...il.com>
To: Chenghao Duan <duanchenghao@...inos.cn>
Cc: yangtiezhu@...ngson.cn, chenhuacai@...nel.org, kernel@...0n.name, 
	zhangtianyang@...ngson.cn, masahiroy@...nel.org, linux-kernel@...r.kernel.org, 
	loongarch@...ts.linux.dev, bpf@...r.kernel.org, guodongtai@...inos.cn, 
	youling.tang@...ux.dev, jianghaoran@...inos.cn, vincent.mc.li@...il.com
Subject: Re: [PATCH v1 0/2] Fix the failure issue of the module_attach test case

One minor question, I wonder how you debug these issues ?

On Tue, Dec 9, 2025 at 5:34 PM Chenghao Duan <duanchenghao@...inos.cn> wrote:
>
> The following test cases under the tools/testing/selftests/bpf/
> directory have passed the test：
>
> ./test_progs -t module_attach
> ./test_progs -t module_fentry_shadow
> ./test_progs -t subprogs
> ./test_progs -t subprogs_extable
> ./test_progs -t tailcalls
> ./test_progs -t struct_ops -d struct_ops_multi_pages
> ./test_progs -t fexit_bpf2bpf
> ./test_progs -t fexit_stress
> ./test_progs -t module_fentry_shadow
> ./test_progs -t fentry_test/fentry
> ./test_progs -t fexit_test/fexit
> ./test_progs -t fentry_fexit
> ./test_progs -t modify_return
> ./test_progs -t fexit_sleep
> ./test_progs -t test_overhead
> ./test_progs -t trampoline_count
>
> Chenghao Duan (2):
>   LoongArch: Modify the jump logic of the trampoline
>   LoongArch: BPF: Enable BPF exception fixup for specific ADE subcode
>
>  arch/loongarch/kernel/mcount_dyn.S          | 14 +++++---
>  arch/loongarch/kernel/traps.c               |  7 +++-
>  arch/loongarch/net/bpf_jit.c                | 37 +++++++++++++++------
>  samples/ftrace/ftrace-direct-modify.c       |  8 ++---
>  samples/ftrace/ftrace-direct-multi-modify.c |  8 ++---
>  samples/ftrace/ftrace-direct-multi.c        |  4 +--
>  samples/ftrace/ftrace-direct-too.c          |  4 +--
>  samples/ftrace/ftrace-direct.c              |  4 +--
>  8 files changed, 56 insertions(+), 30 deletions(-)
>
> --
> 2.25.1
>