vmpinfo3 command Hangs in "xm debug-keys" During sosreport Collection of Oracle VM Server

(Doc ID 2336239.1)

Last updated on DECEMBER 11, 2017

Applies to:

Oracle VM - Version 3.4.4 and later
Linux x86-64

Symptoms

vmpinfo3 command may hang in "xm debug-keys" during sosreport collection of Oracle VM Server as per below logs from the /var/logs/messages file:

Sep 29 12:17:32 hostx kernel: [60381.630017] qla2xxx [0000:09:00.0]-1820:2: **** Failed mbx[0]=4005, mb[1]=22, mb[2]=e910, mb[3]=1100, cmd=31 ****.
Sep 29 12:17:32 hostx kernel: [60381.630022] qla2xxx [0000:09:00.0]-1915:2: host status: 0x40050011, flags:0x0, intr ctrl reg:0x8, intr status:0x0
Sep 29 12:23:55 hostx kernel: [60764.236736] INFO: rcu_sched detected stalls on CPUs/tasks: {
Sep 29 12:23:55 hostx kernel: [60764.236742] NMI watchdog: BUG: soft lockup - CPU#5 stuck for 89s! [swapper/5:0]
Sep 29 12:23:55 hostx kernel: [60764.236743] 7 16} Sep 29 12:23:55 hostx kernel: [60764.236749] NMI watchdog: BUG: soft lockup - CPU#15 stuck for 82s! [swapper/15:0]
Sep 29 12:23:55 hostx kernel: [60764.236750] (detected by 2, t=100574 jiffies, g=5493905, c=5493904, q=0)
Sep 29 12:23:55 hostx kernel: [60764.236752] NMI watchdog: BUG: soft lockup - CPU#16 stuck for 92s! [sh:13572] 

Changes

 

Cause

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