On Wed, Sep 02, 2020 at 02:58:27PM +0200, Pavel Machek wrote:
> Hi!
>
> > The syzbot fuzzer identified a bug in the yurex driver: It passes
> > GFP_KERNEL as a memory-allocation flag to usb_submit_urb() at a time
> > when its state is TASK_INTERRUPTIBLE, not TASK_RUNNING:
>
> Yeah, and instead
On Wed, Sep 02, 2020 at 02:58:27PM +0200, Pavel Machek wrote:
> Hi!
>
> > The syzbot fuzzer identified a bug in the yurex driver: It passes
> > GFP_KERNEL as a memory-allocation flag to usb_submit_urb() at a time
> > when its state is TASK_INTERRUPTIBLE, not TASK_RUNNING:
>
> Yeah, and instead
Hi!
> The syzbot fuzzer identified a bug in the yurex driver: It passes
> GFP_KERNEL as a memory-allocation flag to usb_submit_urb() at a time
> when its state is TASK_INTERRUPTIBLE, not TASK_RUNNING:
Yeah, and instead of fixing the bug, patch papers over it, reducing
reliability of the driver
From: Alan Stern
commit f176ede3a3bde5b398a6777a7f9ff091baa2d3ff upstream.
The syzbot fuzzer identified a bug in the yurex driver: It passes
GFP_KERNEL as a memory-allocation flag to usb_submit_urb() at a time
when its state is TASK_INTERRUPTIBLE, not TASK_RUNNING:
do not call blocking ops
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