RE: kernel bug if rtnet device is accesses during unbind

2021-08-04 Thread Lange Norbert via Xenomai
> -Original Message- > From: Jan Kiszka > Sent: Dienstag, 3. August 2021 18:04 > To: Lange Norbert ; Xenomai > (xenomai@xenomai.org) > Subject: Re: kernel bug if rtnet device is accesses during unbind > > > > CAUTION: External email. Do not click on links

Re: kernel bug if rtnet device is accesses during unbind

2021-08-03 Thread Jan Kiszka via Xenomai
On 03.08.21 13:18, Lange Norbert via Xenomai wrote: > Hello, > > There is some bigger kernel oops when an rtnet device is unbound from > linux but still accessible via ioctl. > Effect and backtrace depends on timing, usually the rt_igb module will not > decrease its reference count, and a

kernel bug if rtnet device is accesses during unbind

2021-08-03 Thread Lange Norbert via Xenomai
Hello, There is some bigger kernel oops when an rtnet device is unbound from linux but still accessible via ioctl. Effect and backtrace depends on timing, usually the rt_igb module will not decrease its reference count, and a following soft reboot might hang. To repoduce, for example with rt_igb