From: sashiko-bot@kernel.org
To: "Rajan Yadav" <rajanyadav0307@gmail.com>
Cc: linux-usb@vger.kernel.org
Subject: Re: [PATCH 1/2] usb: musb: sunxi: Unregister the generic PHY after dropping its reference
Date: Tue, 10 Nov 2026 07:13:26 +0000 [thread overview]
Message-ID: <sashiko-outbox-206465@kernel.org> (raw)
In-Reply-To: <20261110-musb-sunxi-unbind-v1-1-d821584fc4a4@gmail.com>
> From: Rajan Yadav <rajanyadav0307@gmail.com>
>
> Unbinding musb-sunxi oopses on v7.4-rc1 (KickPi K5C, Allwinner A133,
> KASAN enabled, no out-of-tree modules):
>
> # echo 5100000.usb > /sys/bus/platform/drivers/musb-sunxi/unbind
> BUG: KASAN: slab-use-after-free in devm_usb_phy_release+0x2c/0x68
> Read of size 8 at addr ffff0000057ef080 by task sh/329
> ...
> Allocated by task 48:
> ...
> devm_kmalloc+0x5c/0x140
> usb_phy_generic_probe+0x30/0x184
> ...
> usb_phy_generic_register+0x9c/0xd8
> [ ... ]
> and ran the tests on the board.
>
> Fixes: 498dbd9aea20 ("usb: musb: sunxi: Fix accessing an released usb phy")
> Cc: stable@vger.kernel.org
> Signed-off-by: Rajan Yadav <rajanyadav0307@gmail.com>
Sashiko has reviewed this patch and found no issues.
--
Sashiko AI review · https://sashiko.dev/#/patchset/20261110-musb-sunxi-unbind-v1-0-d821584fc4a4@gmail.com?part=1
next prev parent reply other threads:[~2026-11-10 7:13 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-10 7:08 [PATCH 0/2] usb: musb: sunxi: Fix unbinding and rebinding Rajan Yadav
2026-11-10 7:08 ` Rajan Yadav via B4 Relay
2026-11-10 7:08 ` [PATCH 1/2] usb: musb: sunxi: Unregister the generic PHY after dropping its reference Rajan Yadav
2026-11-10 7:08 ` Rajan Yadav via B4 Relay
2026-11-10 7:13 ` sashiko-bot [this message]
2026-11-10 7:08 ` [PATCH 2/2] usb: musb: sunxi: Unregister the extcon notifier in sunxi_musb_exit() Rajan Yadav
2026-11-10 7:08 ` Rajan Yadav via B4 Relay
2026-11-10 7:26 ` sashiko-bot
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