[   28.559252][  T438] ip (438) used greatest stack depth: 23232 bytes left
[  356.005140][ T6289] traps: iperf3[6289] general protection fault ip:7f6a68938496 sp:7fff87a30c60 error:0
[  356.005146][ T6310] iperf3[6310]: segfault at 0 ip 0000000000000000 sp 00007fff87a30f50 error 14
[  356.005474][ T6289]  in libc.so.6[6a496,7f6a688f6000+175000]
[  356.005808][ T6310]  likely on CPU 1 (core 1, socket 0)
[  356.005816][ T6310] Code: Unable to access opcode bytes at 0xffffffffffffffd6.
[  356.007469][ T6289] 
[  383.835224][ T7300] iperf3[7300]: segfault at d3b00000000 ip 00000d3b00000000 sp 00007ffecd934f10 error 14 likely on CPU 3 (core 3, socket 0)
[  383.836122][ T7300] Code: Unable to access opcode bytes at 0xd3affffffd6.
[  383.836469][ T7272] traps: iperf3[7272] general protection fault ip:7f364f69d897 sp:7ffe56795fe8 error:0 in libc.so.6[113897,7f364f5b2000+175000]