@andrew-asph
Hello, this thread has a patch that solved the bug.
https://www.mail-archive.com/netdev@vger.kernel.org/msg189347.html

The patch is here:
https://www.mail-archive.com/netdev@vger.kernel.org/msg189923/0001-tg3-Add-clock-override-support-for-5762.patch

More details in here:
https://forums.fogproject.org/topic/10731/crash-due-to-timeout-in-tg3-kernel-module-tg3_stop_block-timed-out-ofs-4c00-enable_bit-2?loggedin=true