Linux kernel bug fix: ALSA: pcm: Fix potential AB/BA lock with buffer_mutex and mmap_lock
Subsystem: sound (sound/core/pcm_native.c)
Bug type: deadlock, severity: medium
Keywords: refcount;deadlock
Files changed: include/sound/pcm.h;sound/core/pcm.c;sound/core/pcm_lib.c;sound/core/pcm_native.c
Introduced by Takashi Iwai on 2022-03-22 20:56:27 +0100; fixed by Takashi Iwai on 2022-03-30 14:29:49 +0200 (lifetime: 7 days)