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Tue, 6 Oct 2026 13:40:39 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id 1eVrAVf6xGq1cAAAD6G6ig (envelope-from ); Tue, 06 Oct 2026 13:40:39 +0000 From: Takashi Iwai To: linux-sound@vger.kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH 0/8] ALSA: Fix some bugs reported by Sashiko Date: Tue, 6 Oct 2026 15:40:24 +0200 Message-ID: <20261006134035.478529-1-tiwai@suse.de> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spamd-Result: default: False [-3.01 / 50.00]; BAYES_HAM(-3.00)[99.99%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; TO_DN_NONE(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:dkim,suse.de:mid,imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; RCPT_COUNT_TWO(0.00)[2]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; DKIM_TRACE(0.00)[suse.de:+] X-Spam-Score: -3.01 X-Spam-Level: X-Rspamd-Action: no action X-Rspamd-Queue-Id: 5CB951FB08 X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spam-Flag: NO Hi, now Sashiko reports the existing bugs, I took a look, grabbed a few critical ones, and ere are the fix patches. About a half are about core stuff and a few about USB-audio mixers. Takashi === Takashi Iwai (8): ALSA: seq: Drop the bogus RCU guard from clientptr() ALSA: pcm: Fix TOCTOU state overwrite in snd_pcm_drop() ALSA: hda: Fix potential UAF for gating jack ALSA: usb-audio: Fix invalid UAC2/3 mixer unit matrix evaluation ALSA: usb-audio: Fix data race at mixer_ctl_feature_info() ALSA: pcmtest: Fix a bogus pointer read in snd_pcmtst_pcm_pointer() ALSA: usb-audio: Fix mixer bitmap cache over 32 channels ALSA: core: Add missing barriers for power_ref vs card->shutdown sound/core/init.c | 4 + sound/core/pcm_native.c | 2 +- sound/core/seq/seq_clientmgr.c | 21 ++--- sound/drivers/pcmtest.c | 3 +- sound/hda/common/jack.c | 9 ++- sound/usb/mixer.c | 141 +++++++++++++++++++++++---------- sound/usb/mixer.h | 3 +- sound/usb/mixer_scarlett.c | 18 ++--- sound/usb/mixer_us16x08.c | 20 ++--- 9 files changed, 139 insertions(+), 82 deletions(-) -- 2.55.0