Bug Fix(es) and Enhancement(s):

• [Aliyun] Kernel panic while binding secondary NIC on RHEL7.7 (BZ#1895319)
• system crash when configure ovs offload with keep ping traffic (BZ#1916682)

• unregister_netdevice: waiting for qr-f2130513-4b to become free. Usage count = 1 (BZ#1917700)

• [infiniband] Backport Request to fix Multicast Sendonly joins (BZ#1922460)

• Kernel panic at start_motor+0x21 when /dev/fd0 is read by multiple threads. (BZ#1928576)

https://access.redhat.com/errata/RHBA-2021:1397?sc_cid=701600000006NHXAA2