From nobody Fri Sep 25 02:06:19 2026 Received: from cstnet.cn (smtp25.cstnet.cn [159.226.251.25]) (using TLSv1.2 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 490A84D6C31; Thu, 17 Sep 2026 14:35:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.226.251.25 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789655706; cv=none; b=oRLvD06iJqZ9BWKHZwAOird3utTvexUd4AZrUB1AarjDBwwCO2LnwYxI5xeK8itRWTD4iflzD0i30yOzHR/YhA5WXu9LIZD6+FI6jYLk8KDsZBIx5WKqFWopquWJg16iZs6R0aODwO0dJMSbuBXRtoE6YsMlto0bWYWDyLKPIeg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789655706; c=relaxed/simple; bh=Jm5WFH8dapbRoXEULZtht3SITwlhdhwoitF9mC/sGI0=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=lRTamafx/+dgkbFM3oUgYEi8JDc9rNuzYryUX1/rtmGI9PeRKhka7kxeOQMy6F0jhm5Q/4+qZ2SfP5xAuxxFRM/ddS9k/Dds+B6D+AdOBJUUMlnF4TOBT917WuvrWKoFm/+hMtsslEC4wh2GfMwoSadiKzknrAW3ejgs67HxCNI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn; spf=pass smtp.mailfrom=iscas.ac.cn; arc=none smtp.client-ip=159.226.251.25 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=iscas.ac.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=iscas.ac.cn Received: from dfae2b116770.home.arpa (unknown [36.110.52.2]) by APP-05 (Coremail) with SMTP id zQCowACXATyP+qtq5pWCCA--.45297S2; Thu, 17 Sep 2026 22:34:55 +0800 (CST) From: Wentao Liang To: James.Bottomley@HansenPartnership.com Cc: James.Bottomley@SteelEye.com, hare@suse.com, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, martin.petersen@oracle.com, Wentao Liang , stable@vger.kernel.org Subject: [PATCH] scsi: aic79xx: Fix scsi_device reference leak in ahd_dump_target_state() Date: Thu, 17 Sep 2026 14:34:55 +0000 Message-Id: <20260917143455.2157126-1-vulab@iscas.ac.cn> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: zQCowACXATyP+qtq5pWCCA--.45297S2 X-Coremail-Antispam: 1UD129KBjvdXoW7XFy7KrW8Kr13ZF4DJrWxXrb_yoWfGFg_Cr yS9as7Wry8W3y8GF1jyFs8Za4SkrWqq3ykA3WSqws5AayYqayxX345uF98Cr1DZayfAw1j q347J3yY9rnrWjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbS8YjsxI4VWkKwAYFVCjjxCrM7CY07I20VC2zVCF04k26cxKx2IY s7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4 kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_ Gr1j6F4UJwA2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxV W0oVCq3wAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv 7VC0I7IYx2IY67AKxVWUtVWrXwAv7VC2z280aVAFwI0_Cr1j6rxdMcvjeVCFs4IE7xkEbV WUJVW8JwACjcxG0xvY0x0EwIxGrwACjI8F5VAI37AI020EjII2zVCS5cI20VAGYxC7MxkF 7I0En4kS14v26r126r1DMxAIw28IcxkI7VAKI48JMxAIw28IcVCjz48v1sIEY20_Gr43Wr 1UJr1l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8G jcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE2I x0cI8IcVAFwI0_JFI_Gr1lIxAIcVC0I7IYx2IY6xkF7I0E14v26F4j6r4UJwCI42IY6xAI w20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr1j6F4UJwCI42IY6I8E87Iv6x kF7I0E14v26rxl6s0DYxBIdaVFxhVjvjDU0xZFpf9x07b818PUUUUU= X-CM-SenderInfo: pyxotu46lvutnvoduhdfq/1tbiDAQNA2qr9nAJ+wAAsz Content-Type: text/plain; charset="utf-8" ahd_dump_target_state() looks up each LUN with scsi_device_lookup_by_target(), which returns the device with a reference held, but the reference is never dropped. Put the device once its state has been dumped. Fixes: f89d0a4e1d01 ("[SCSI] aic79xx: remove slave_destroy") Cc: stable@vger.kernel.org Signed-off-by: Wentao Liang --- drivers/scsi/aic7xxx/aic79xx_proc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/aic7xxx/aic79xx_proc.c b/drivers/scsi/aic7xxx/aic= 79xx_proc.c index aa37838b78a6..da8f2afdf405 100644 --- a/drivers/scsi/aic7xxx/aic79xx_proc.c +++ b/drivers/scsi/aic7xxx/aic79xx_proc.c @@ -185,6 +185,7 @@ ahd_dump_target_state(struct ahd_softc *ahd, struct seq= _file *m, continue; =20 ahd_dump_device_state(m, dev); + scsi_device_put(dev); } } =20 --=20 2.34.1