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Date: Sat, 23 Dec 2017 01:58:40 +0300
From: Oleg Bulyzhin <oleg@FreeBSD.org>
To: Stephen Hurd <shurd@FreeBSD.org>
Cc: Oleg Bulyzhin <oleg@FreeBSD.org>, src-committers@freebsd.org,
 svn-src-all@freebsd.org, svn-src-head@freebsd.org,
 Sean Bruno <sbruno@freebsd.org>, erj@freebsd.org
Subject: Re: svn commit: r327013 - head/sys/net
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On Fri, Dec 22, 2017 at 01:22:20PM -0500, Stephen Hurd wrote:
> Can you provide me with the output of ``sysctl kern.sched.topology_spec''?

# sysctl kern.sched.topology_spec
kern.sched.topology_spec: <groups>
 <group level="1" cache-level="3">
  <cpu count="4" mask="f,0,0,0">0, 1, 2, 3</cpu>
  <children>
   <group level="2" cache-level="2">
    <cpu count="1" mask="1,0,0,0">0</cpu>
   </group>
   <group level="2" cache-level="2">
    <cpu count="1" mask="2,0,0,0">1</cpu>
   </group>
   <group level="2" cache-level="2">
    <cpu count="1" mask="4,0,0,0">2</cpu>
   </group>
   <group level="2" cache-level="2">
    <cpu count="1" mask="8,0,0,0">3</cpu>
   </group>
  </children>
 </group>
</groups>

> And provide the new dmesg with this added output.

ix0: <Intel(R) PRO/10GbE PCI-Express Network Driver> port 0xcc00-0xcc1f mem 0xfde80000-0xfdefffff,0xfde7c000-0xfde7ffff irq 18 at device 0.0 on pci2
ix0: using 2048 tx descriptors and 2048 rx descriptors
ix0: msix_init qsets capped at 16
ix0: pxm cpus: 4 queue msgs: 63 admincnt: 1
ix0: using 4 rx queues 4 tx queues
ix0: attempting to allocate 5 MSI-X vectors (64 supported)
msi: routing MSI-X IRQ 259 to local APIC 0 vector 54
msi: routing MSI-X IRQ 260 to local APIC 0 vector 55
msi: routing MSI-X IRQ 261 to local APIC 0 vector 56
msi: routing MSI-X IRQ 262 to local APIC 0 vector 57
msi: routing MSI-X IRQ 263 to local APIC 0 vector 58
ix0: using IRQs 259-263 for MSI-X
ix0: Using MSIX interrupts with 5 vectors
ix0: allocated for 4 queues
ix0: allocated for 4 rx queues
ix0: irq=259, type=0, qid=0, name=rxq0
panic: Assertion gtask->gt_taskqueue != NULL failed at /usr/src/sys/net/iflib.c:5178
cpuid = 0
time = 1
KDB: enter: panic

-- 
Oleg.

================================================================
=== Oleg Bulyzhin -- OBUL-RIPN -- OBUL-RIPE -- oleg@rinet.ru ===
================================================================