Date: Fri, 17 Mar 2017 12:50:18 +0100 From: Harry Schmalzbauer <freebsd@omnilan.de> To: freebsd-net <freebsd-net@freebsd.org> Subject: [panic] netmap(4) and if_lagg(4) Message-ID: <58CBCD7A.8060301@omnilan.de>
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Unforutantely I can't use if_lagg(4) as physical vale interface:
lagg0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
9000
options=6403b9<RXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6>
ether 96:07:e9:78:c6:ac
nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
media: Ethernet autoselect
status: active
groups: lagg
laggproto lacp lagghash l2,l3,l4
laggport: igb0 flags=1c<ACTIVE,COLLECTING,DISTRIBUTING>
laggport: igb1 flags=1c<ACTIVE,COLLECTING,DISTRIBUTING>
'vale-ctl -h vale0:lagg0'
Fatal trap 12: page fault while in kernel mode
cpuid = 2; apic id = 02
fault virtual address = 0xc
fault code = supervisor read data, page not present
instruction pointer = 0x20:0xffffffff80422b54
stack pointer = 0x28:0xfffffe0444720740
frame pointer = 0x28:0xfffffe0444720760
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 12 (irq268: igb0:que 2)
trap number = 12
panic: page fault
cpuid = 2
KDB: stack backtrace:
#0 0xffffffff805ccbc7 at kdb_backtrace+0x67
#1 0xffffffff8058aa26 at vpanic+0x186
#2 0xffffffff8058a893 at panic+0x43
#3 0xffffffff808762b2 at trap_fatal+0x322
#4 0xffffffff8087647c at trap_pfault+0x1bc
#5 0xffffffff80875b30 at trap+0x280
#6 0xffffffff8085c6f1 at calltrap+0x8
#7 0xffffffff8068d254 at vlan_input+0x1a4
#8 0xffffffff80680188 at ether_demux+0x98
#9 0xffffffff80680eaf at ether_nh_input+0x30f
#10 0xffffffff8069a725 at netisr_dispatch_src+0xa5
#11 0xffffffff806804a6 at ether_input+0x26
#12 0xffffffff8039a84d at igb_rxeof+0x6fd
#13 0xffffffff80399c54 at igb_msix_que+0x114
#14 0xffffffff805528de at intr_event_execute_handlers+0xde
#15 0xffffffff80552bb6 at ithread_loop+0xc6
#16 0xffffffff8054ffc5 at fork_exit+0x85
#17 0xffffffff8085cc2e at fork_trampoline+0xe
Is vale supposed to work with artificial interfaces like if_lagg?
Is it worth filing a bug report or won't it ever be possible?
Thanks,
-harry
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