[PATCH] scsi: ufs: mediatek: Fix page faults in ufs_mtk_clk_scale trace event

Martin K. Petersen martin.petersen at oracle.com
Sat Feb 7 18:01:48 PST 2026


On Mon, 02 Feb 2026 11:45:26 +0900, Keita Morisaki wrote:

> The ufs_mtk_clk_scale trace event currently stores the address of the
> name string directly via __field(const char *, name). This pointer may
> become invalid after the module is unloaded, causing page faults when
> the trace buffer is subsequently accessed.
> 
> This can occur because the MediaTek UFS driver can be configured as a
> loadable module (tristate in Kconfig), meaning the name string passed
> to the trace event may reside in module memory that becomes invalid
> after module unload.
> 
> [...]

Applied to 6.20/scsi-queue, thanks!

[1/1] scsi: ufs: mediatek: Fix page faults in ufs_mtk_clk_scale trace event
      https://git.kernel.org/mkp/scsi/c/9672ed3de7d7

-- 
Martin K. Petersen



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