In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix btnxpuartclose Fix scheduling while atomic BUG in btnxpuartclose(), 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 hcipoweroff [bluetooth] [ 10.981169] Call trace: ... [ 10.981363] uartupdatemctrl+0x58/0x78 [ 10.981373] uartdtrrts+0x104/0x114 [ 10.981381] ttyportshutdown+0xd4/0xdc [ 10.981396] ttyportclose+0x40/0xbc [ 10.981407] uartclose+0x34/0x9c [ 10.981414] ttyportclose+0x50/0x94 [ 10.981430] serdevdeviceclose+0x40/0x50 [ 10.981442] btnxpuartclose+0x24/0x98 [btnxpuart] [ 10.981469] hcidevclosesync+0x2d8/0x718 [bluetooth] [ 10.981728] hcidevdoclose+0x2c/0x70 [bluetooth] [ 10.981862] hcipower_off+0x20/0x64 [bluetooth]
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