linux-kernel - Re: [PATCH] riscv: fgraph: Fix stack layout to match __arch_ftrace_regs argument of ftrace_return_to

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Message-Id: 
 <174304589950.1549280.17065579246811314249.git-patchwork-notify@kernel.org>
Date: Thu, 27 Mar 2025 03:24:59 +0000
From: patchwork-bot+linux-riscv@...nel.org
To: Pu Lehui <pulehui@...weicloud.com>
Cc: linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
 palmer@...belt.com, alex@...ti.fr, mhiramat@...nel.org, rostedt@...dmis.org,
 naresh.kamboju@...aro.org, pulehui@...wei.com
Subject: Re: [PATCH] riscv: fgraph: Fix stack layout to match __arch_ftrace_regs
 argument of ftrace_return_to_handler

Hello:

This patch was applied to riscv/linux.git (for-next)
by Alexandre Ghiti <alexghiti@...osinc.com>:

On Tue, 11 Mar 2025 13:22:43 +0000 you wrote:
> From: Pu Lehui <pulehui@...wei.com>
> 
> Naresh Kamboju reported a "Bad frame pointer" kernel warning while
> running LTP trace ftrace_stress_test.sh in riscv. We can reproduce the
> same issue with the following command:
> 
> ```
> $ cd /sys/kernel/debug/tracing
> $ echo 'f:myprobe do_nanosleep%return args1=$retval' > dynamic_events
> $ echo 1 > events/fprobes/enable
> $ echo 1 > tracing_on
> $ sleep 1
> ```
> 
> [...]

Here is the summary with links:
  - riscv: fgraph: Fix stack layout to match __arch_ftrace_regs argument of ftrace_return_to_handler
    https://git.kernel.org/riscv/c/67a5ba8f742f

You are awesome, thank you!
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