linux-kernel - Re: [PATCH] Bluetooth: hci_sync: fix double mgmt_pending_free() in remove_adv

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Date:   Wed, 17 Aug 2022 18:52:28 +0000
From:   patchwork-bot+bluetooth@...nel.org
To:     Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Cc:     syzbot+915a8416bf15895b8e07@...kaller.appspotmail.com,
        davem@...emloft.net, edumazet@...gle.com, johan.hedberg@...il.com,
        kuba@...nel.org, linux-bluetooth@...r.kernel.org,
        linux-kernel@...r.kernel.org, luiz.dentz@...il.com,
        marcel@...tmann.org, netdev@...r.kernel.org, pabeni@...hat.com,
        syzkaller-bugs@...glegroups.com
Subject: Re: [PATCH] Bluetooth: hci_sync: fix double mgmt_pending_free() in
 remove_adv_monitor()

Hello:

This patch was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <luiz.von.dentz@...el.com>:

On Wed, 17 Aug 2022 20:14:36 +0900 you wrote:
> syzbot is reporting double kfree() at remove_adv_monitor() [1], for
> commit 7cf5c2978f23fdbb ("Bluetooth: hci_sync: Refactor remove Adv
> Monitor") forgot to remove duplicated mgmt_pending_remove() when
> merging "if (err) {" path and "if (!pending) {" path.
> 
> Link: https://syzkaller.appspot.com/bug?extid=915a8416bf15895b8e07 [1]
> Reported-by: syzbot <syzbot+915a8416bf15895b8e07@...kaller.appspotmail.com>
> Fixes: 7cf5c2978f23fdbb ("Bluetooth: hci_sync: Refactor remove Adv Monitor")
> Signed-off-by: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
> 
> [...]

Here is the summary with links:
  - Bluetooth: hci_sync: fix double mgmt_pending_free() in remove_adv_monitor()
    https://git.kernel.org/bluetooth/bluetooth-next/c/ae2b5c97cd40

You are awesome, thank you!
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