Andrey Konovalov

Results 16 comments of Andrey Konovalov

Hi, Yeah, this is expected. There is no stable API for kernel modules. I think, for simplicity, we should keep the code in this repository compatible with the latest R...

It should be possible. What's the use case for this?

Those ioctls are in GadgetFS, but I'm wondering what's the actual use case for them.

Not before this is in the mainline.

This has been merged into the mainline, I'll look into implementing python bindings.

No plans to work on that in the nearest future.

`lsusb -v` shows connected USB devices. Syzkaller's USB pseudo-syscalls can and do connect new devices, so collecting `lsusb -v` once during VM startup won't work.

Thinking about this more: to be of any use, `lsusb -v` must be collected exactly at the point when a USB crash occurs. A moment later the buggy USB device...

That's what usbmon is for, kind of. Attaching a USB device is not a single event. It's a process that involves multiple messages between the device and the host. `lsusb...

> Is it guaranteed to print the info before kernel crashes? Not sure. The kernel probably puts packet data into some global queue before processing it. However, a userspace reader...