bridge/igb panic: sleepq_add: td 0xfffffe01bbce5300 to sleep on wchan 0xffffffff8157d9a0 with sleeping prohibited

Sat Sep 12 22:07:20 UTC 2020

On 11 Sep 2020, at 19:06, Gleb Smirnoff wrote:
>   Kristof,
>
> can you please take a look? IMHO, the problem is that with r360345
> the bridge_ioctl() is fully covered by epoch. IMHO, should be either
> more fine grained covered, or use internal locking, because some of
> the code downstream (driver ioctl) may sleep.
>
How does https://reviews.freebsd.org/D26418 look?

Best regards,
Kristof