Ubuntu
linux package

  1. Bug #1927076
  2. Comment #14

Comment 14 for bug 1927076

Revision history for this message
Patricia Domingues (patriciasd) wrote : Re: IPv6 TCP in reuseport_bpf_cpu from ubuntu_kernel_selftests/net crash P8 node entei on 5.8 kernel (Oops: Exception in kernel mode, sig: 4 [#1])

Also re-ran on
`entei` it is also a POWER8 (8335-GTA) with Hirsute latest kernel (5.11.0-34-generic)

hit the same error - second run of `reuseport_bpf_cpu`:
```
[ 232.349547] Oops: Exception in kernel mode, sig: 4 [#1]
[ 232.349647] LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA PowerNV
...
[ 232.355607] LR [000008d19f3b15a8] 0x8d19f3b15a8
[ 232.355855] --- interrupt: c00
[ 232.355869] Instruction dump:
[ 232.356114] XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX
[ 232.356374] XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX
[ 232.356905] ---[ end trace c99c88cea832039b ]---
[ 232.508560]
[ 233.508662] Kernel panic - not syncing: Aiee, killing interrupt handler!
[ 233.950570] Rebooting in 10 seconds..

```