This is a note to let you know that I've just added the patch titled
Bluetooth: btintel: Direct exception event to bluetooth stack
to the 6.11-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
bluetooth-btintel-direct-exception-event-to-bluetoot.patch
and it can be found in the queue-6.11 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 20ee5a56a35e3508a6079be355690c081c1eb426
Author: Kiran K <kiran.k@xxxxxxxxx>
Date: Tue Oct 22 14:41:34 2024 +0530
Bluetooth: btintel: Direct exception event to bluetooth stack
[ Upstream commit d5359a7f583ab9b7706915213b54deac065bcb81 ]
Have exception event part of HCI traces which helps for debug.
snoop traces:
> HCI Event: Vendor (0xff) plen 79
Vendor Prefix (0x8780)
Intel Extended Telemetry (0x03)
Unknown extended telemetry event type (0xde)
01 01 de
Unknown extended subevent 0x07
01 01 de 07 01 de 06 1c ef be ad de ef be ad de
ef be ad de ef be ad de ef be ad de ef be ad de
ef be ad de 05 14 ef be ad de ef be ad de ef be
ad de ef be ad de ef be ad de 43 10 ef be ad de
ef be ad de ef be ad de ef be ad de
Fixes: af395330abed ("Bluetooth: btintel: Add Intel devcoredump support")
Signed-off-by: Kiran K <kiran.k@xxxxxxxxx>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index 1ccbb51575153..24d2f4f37d0fd 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -3288,13 +3288,12 @@ static int btintel_diagnostics(struct hci_dev *hdev, struct sk_buff *skb)
case INTEL_TLV_TEST_EXCEPTION:
/* Generate devcoredump from exception */
if (!hci_devcd_init(hdev, skb->len)) {
- hci_devcd_append(hdev, skb);
+ hci_devcd_append(hdev, skb_clone(skb, GFP_ATOMIC));
hci_devcd_complete(hdev);
} else {
bt_dev_err(hdev, "Failed to generate devcoredump");
- kfree_skb(skb);
}
- return 0;
+ break;
default:
bt_dev_err(hdev, "Invalid exception type %02X", tlv->val[0]);
}
