Re: [syzbot] [wireless?] INFO: rcu detected stall in ieee80211_handle_queued_frames

From: Hillf Danton
Date: Wed Sep 04 2024 - 06:45:02 EST


On Tue, 03 Sep 2024 00:16:22 -0700
> syzbot has found a reproducer for the following issue on:
>
> HEAD commit: 67784a74e258 Merge tag 'ata-6.11-rc7' of git://git.kernel...
> git tree: upstream
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=171543db980000

#syz test upstream 67784a74e258

--- l/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ h/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -754,6 +754,7 @@ static void ath9k_hif_usb_reg_in_cb(stru
case -ESHUTDOWN:
goto free_skb;
default:
+ goto free_skb;
skb_reset_tail_pointer(skb);
skb_trim(skb, 0);

--