In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: btnxpuart: Fix btnxpuart_close

Fix scheduling while atomic BUG in btnxpuart_close(), properly
purge the transmit queue and free the receive skb.

[   10.973809] BUG: scheduling while atomic: kworker/u9:0/80/0x00000002
...
[   10.980740] CPU: 3 PID: 80 Comm: kworker/u9:0 Not tainted 6.8.0-rc7-0.0.0-devel-00005-g61fdfceacf09 #1
[   10.980751] Hardware name: Toradex Verdin AM62 WB on Dahlia Board (DT)
[   10.980760] Workqueue: hci0 hci_power_off [bluetooth]
[   10.981169] Call trace:
...
[   10.981363]  uart_update_mctrl+0x58/0x78
[   10.981373]  uart_dtr_rts+0x104/0x114
[   10.981381]  tty_port_shutdown+0xd4/0xdc
[   10.981396]  tty_port_close+0x40/0xbc
[   10.981407]  uart_close+0x34/0x9c
[   10.981414]  ttyport_close+0x50/0x94
[   10.981430]  serdev_device_close+0x40/0x50
[   10.981442]  btnxpuart_close+0x24/0x98 [btnxpuart]
[   10.981469]  hci_dev_close_sync+0x2d8/0x718 [bluetooth]
[   10.981728]  hci_dev_do_close+0x2c/0x70 [bluetooth]
[   10.981862]  hci_power_off+0x20/0x64 [bluetooth]

kernel.org https://git.kernel.org/stable/c/586e099c93fe26b7bd40593979532f507ed9f6a4 [No types assigned]

kernel.org https://git.kernel.org/stable/c/664130c0b0309b360bc5bdd40a30604a9387bde8 [No types assigned]

kernel.org https://git.kernel.org/stable/c/74bcf708775c405f7fb6ed776ccd3e1957f38a52 [No types assigned]

kernel.org https://git.kernel.org/stable/c/d4e2365b07f1ae1f811a915b514caef5b2d6581e [No types assigned]