Re: [PATCH] ASoC: soc-compress: fix use-after-free in soc_compr_trigger_fe() during BE list traversal
Mark Brown <[email protected]> Tue, 16 Jun 2026 21:42:38 +0100
| Newsgroups | org.alsa-project.alsa-devel |
|---|---|
| Message-ID | <[email protected]> |
On Thu, Jun 04, 2026 at 03:55:10PM +0900, Shinhyung Kang wrote: > The DPCM compress trigger path traverses the FE's BE client list in > dpcm_be_dai_trigger() without holding card->pcm_mutex, while > dpcm_be_disconnect() can concurrently remove and free entries from > that same list under pcm_mutex protection. This patch seems to be mangled somehow: Applying: ASoC: soc-compress: fix use-after-free in soc_compr_trigger_fe() during BE list traversal Patch failed at 0001 ASoC: soc-compress: fix use-after-free in soc_compr_trigger_fe() during BE list traversal error: corrupt patch at line 10 error: could not build fake ancestor
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