[Bug 1967957] Re: jammy beta (220330) live server arm64 iso failed to boot Hisilicon D06 with virtual CD

[Taihsiang Ho]

Additional info: in our lab, a taishan2280v2 could install the 220330
iso. (tested by ike)

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https://bugs.launchpad.net/bugs/1967957

Title:
  jammy beta (220330) live server arm64 iso failed to boot Hisilicon D06
  with virtual CD

Status in linux package in Ubuntu:
  Incomplete
Status in subiquity package in Ubuntu:
  New

Bug description:
  = Description =
  Platforms: Hisilicon D06 (d06-1 and d06-3 in our lab)
  Image: Jammy Beta (220330)

  = Steps to Reproduce =
  1. Boot the system with the iso from d06's virtual CD of BMC
  2. Launch the kernel via the default grub entry

  = Expected Results =
  The kernel and image are loaded via the virtual CD, and then subiquity is launched.

  = Actual Results =
  After the grub stage, when loading the kernel we see (check d06-3.log for the full log details):

  [ 1149.949752] rcu: INFO: rcu_sched detected expedited stalls on CPUs/tasks: {^M
  [ 1149.949796] rcu: blocking rcu_node structures (internal RCU debug):^M
  [ 1180.107036] watchdog: BUG: soft lockup - CPU#6 stuck for 26s! [swapper/6:0]^M
  [ 1204.107091] watchdog: BUG: soft lockup - CPU#6 stuck for 48s! [swapper/6:0]^M
  [ 1213.237720] rcu: INFO: rcu_sched detected stalls on CPUs/tasks:^M
  [ 1213.243639] rcu:     15-....: (2 GPs behind) idle=87d/1/0x4000000000000004 softirq=854/855 fqs=7501 ^M
  [ 1213.441723] rcu: INFO: rcu_sched detected expedited stalls on CPUs/tasks: {^M
  [ 1213.441764] rcu: blocking rcu_node structures (internal RCU debug):^M
  [ 1228.108161] watchdog: BUG: soft lockup - CPU#6 stuck for 70s! [swapper/6:0]^M
  [ 1252.106613] watchdog: BUG: soft lockup - CPU#6 stuck for 93s! [swapper/6:0]^M
  [ 1276.106317] watchdog: BUG: soft lockup - CPU#6 stuck for 115s! [swapper/6:0]^M
  [ 1300.106639] watchdog: BUG: soft lockup - CPU#6 stuck for 137s! [swapper/6:0]^M
  [ 1324.114455] watchdog: BUG: soft lockup - CPU#6 stuck for 160s! [swapper/6:0]^M
  [ 1330.178015] INFO: task (imesyncd):2464 blocked for more than 120 seconds.^M
  [ 1330.184819]       Tainted: G             L    5.15.0-23-generic #23-Ubuntu^M
  [ 1330.184836] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.^M
  [ 1330.185017] INFO: task unshare:2502 blocked for more than 120 seconds.^M
  [ 1330.185027]       Tainted: G             L    5.15.0-23-generic #23-Ubuntu^M
  [ 1330.185037] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.^M
  [ 1330.185325] INFO: task unshare:2507 blocked for more than 120 seconds.^M
  ** 1238 printk messages dropped **^M
  [ 1333.632679] systemd[1]: Failed to start Journal Service.^M

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