Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Hillf Danton <> | Subject | Re: [syzbot] [bluetooth?] KASAN: slab-use-after-free Read in skb_release_head_state | Date | Wed, 1 May 2024 16:48:53 +0800 |
| |
On Tue, 30 Apr 2024 21:19:20 -0700 > syzbot has found a reproducer for the following issue on: > > HEAD commit: 50dffbf77180 Merge tag 'for-v6.9-rc' of git://git.kernel.o.. > git tree: upstream > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10ba57bb180000
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 50dffbf77180
--- l/net/bluetooth/hci_request.c +++ y/net/bluetooth/hci_request.c @@ -181,7 +181,6 @@ int __hci_req_sync(struct hci_dev *hdev, break; } - kfree_skb(hdev->req_skb); hdev->req_skb = NULL; hdev->req_status = hdev->req_result = 0; --
| ![\](/images/icornerr.gif) |