ng_snd_item: Panic?

From: Larry Rosenman <ler_at_FreeBSD.org>
Date: Mon, 24 Jun 2019 13:32:00 -0500
Got 2 of these today, and I have cores....
Ideas?
r349200.



borg.lerctr.org dumped core - see /var/crash/vmcore.10

Mon Jun 24 08:36:45 CDT 2019

FreeBSD borg.lerctr.org 13.0-CURRENT FreeBSD 13.0-CURRENT r349200 LER-MINIMAL  amd64

panic: ng_snd_item: 42 != 1414

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Reading symbols from /boot/kernel/kernel...
Reading symbols from /usr/lib/debug//boot/kernel/kernel.debug...

Unread portion of the kernel message buffer:
panic: ng_snd_item: 42 != 1414
cpuid = 10
time = 1561382494
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe012628d400
vpanic() at vpanic+0x19d/frame 0xfffffe012628d450
panic() at panic+0x43/frame 0xfffffe012628d4b0
ng_snd_item() at ng_snd_item+0x477/frame 0xfffffe012628d4f0
ng_ether_output() at ng_ether_output+0x5e/frame 0xfffffe012628d520
ether_output() at ether_output+0x473/frame 0xfffffe012628d5c0
arpintr() at arpintr+0xfe3/frame 0xfffffe012628d780
netisr_dispatch_src() at netisr_dispatch_src+0x89/frame 0xfffffe012628d7f0
ether_demux() at ether_demux+0x137/frame 0xfffffe012628d820
ng_ether_rcv_upper() at ng_ether_rcv_upper+0x95/frame 0xfffffe012628d840
ng_apply_item() at ng_apply_item+0xf1/frame 0xfffffe012628d8c0
ng_snd_item() at ng_snd_item+0x2ab/frame 0xfffffe012628d900
ng_apply_item() at ng_apply_item+0xf1/frame 0xfffffe012628d980
ng_snd_item() at ng_snd_item+0x2ab/frame 0xfffffe012628d9c0
ng_ether_input() at ng_ether_input+0x4c/frame 0xfffffe012628d9f0
ether_nh_input() at ether_nh_input+0x2cd/frame 0xfffffe012628da40
netisr_dispatch_src() at netisr_dispatch_src+0x89/frame 0xfffffe012628dab0
ether_input() at ether_input+0x48/frame 0xfffffe012628dad0
bce_intr() at bce_intr+0x697/frame 0xfffffe012628db50
ithread_loop() at ithread_loop+0x187/frame 0xfffffe012628dbb0
fork_exit() at fork_exit+0x84/frame 0xfffffe012628dbf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe012628dbf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
Uptime: 4d18h45m34s
Dumping 24921 out of 131026 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%

__curthread () at /usr/src/sys/amd64/include/pcpu.h:246
246		__asm("movq %%gs:%P1,%0" : "=r" (td) : "n" (OFFSETOF_CURTHREAD));
(kgdb) #0  __curthread () at /usr/src/sys/amd64/include/pcpu.h:246
#1  doadump (textdump=1) at /usr/src/sys/kern/kern_shutdown.c:392
#2  0xffffffff804b41e0 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:479
#3  0xffffffff804b4659 in vpanic (fmt=<optimized out>, ap=<optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:905
#4  0xffffffff804b4393 in panic (fmt=<unavailable>)
    at /usr/src/sys/kern/kern_shutdown.c:832
#5  0xffffffff828ee5b7 in ng_snd_item (item=0xfffff8021e3b4d80, flags=0)
    at /usr/src/sys/netgraph/ng_base.c:2252
#6  0xffffffff82900c2e in ng_ether_output (ifp=<optimized out>, 
    mp=0xfffffe012628d578) at /usr/src/sys/netgraph/ng_ether.c:294
#7  0xffffffff805b1e43 in ether_output (ifp=<optimized out>, 
    m=0xfffff81f59eefb00, dst=0xfffffe012628d740, ro=<optimized out>)
    at /usr/src/sys/net/if_ethersubr.c:430
#8  0xffffffff805cb3e3 in in_arpinput (m=<optimized out>)
    at /usr/src/sys/netinet/if_ether.c:1152
#9  arpintr (m=0xfffff81f59eefb00) at /usr/src/sys/netinet/if_ether.c:749
#10 0xffffffff805bcf89 in netisr_dispatch_src (proto=4, 
    source=<optimized out>, m=<unavailable>) at /usr/src/sys/net/netisr.c:1123
#11 0xffffffff805b22d7 in ether_demux (ifp=0xfffff8012c902000, 
    m=<unavailable>) at /usr/src/sys/net/if_ethersubr.c:913
#12 0xffffffff82901045 in ng_ether_rcv_upper (hook=<optimized out>, 
    item=<optimized out>) at /usr/src/sys/netgraph/ng_ether.c:741
#13 0xffffffff828ee6e1 in ng_apply_item (node=0xfffff81054f43400, 
    item=0xfffff8021e3b4d80, rw=0) at /usr/src/sys/netgraph/ng_base.c:2403
#14 0xffffffff828ee3eb in ng_snd_item (item=0xfffff8021e3b4d80, flags=0)
    at /usr/src/sys/netgraph/ng_base.c:2320
#15 0xffffffff828ee6e1 in ng_apply_item (node=0xfffff8012c2d3e00, 
    item=0xfffff8021e3b4d80, rw=0) at /usr/src/sys/netgraph/ng_base.c:2403
#16 0xffffffff828ee3eb in ng_snd_item (item=0xfffff8021e3b4d80, flags=0)
    at /usr/src/sys/netgraph/ng_base.c:2320
#17 0xffffffff82900cbc in ng_ether_input (ifp=<optimized out>, 
    mp=0xfffffe012628da18) at /usr/src/sys/netgraph/ng_ether.c:255
#18 0xffffffff805b34fd in ether_input_internal (ifp=0xfffff8012c902000, 
    m=0xfffff81f59eefb00) at /usr/src/sys/net/if_ethersubr.c:654
#19 ether_nh_input (m=<optimized out>) at /usr/src/sys/net/if_ethersubr.c:735
#20 0xffffffff805bcf89 in netisr_dispatch_src (proto=5, 
    source=<optimized out>, m=<unavailable>) at /usr/src/sys/net/netisr.c:1123
#21 0xffffffff805b26f8 in ether_input (ifp=0xfffff8012c902000, m=0x0)
    at /usr/src/sys/net/if_ethersubr.c:823
#22 0xffffffff8273c7f7 in bce_rx_intr (sc=<optimized out>)
    at /usr/src/sys/dev/bce/if_bce.c:6848
#23 bce_intr (xsc=0xfffffe01665c2000) at /usr/src/sys/dev/bce/if_bce.c:8017
#24 0xffffffff8047e0e7 in intr_event_execute_handlers (p=<optimized out>, 
    ie=<optimized out>) at /usr/src/sys/kern/kern_intr.c:1148
#25 ithread_execute_handlers (p=<optimized out>, ie=<optimized out>)
    at /usr/src/sys/kern/kern_intr.c:1161
#26 ithread_loop (arg=<optimized out>) at /usr/src/sys/kern/kern_intr.c:1241
#27 0xffffffff8047ac74 in fork_exit (
    callout=0xffffffff8047df60 <ithread_loop>, arg=0xfffff8012c883100, 
    frame=0xfffffe012628dc00) at /usr/src/sys/kern/kern_fork.c:1056
#28 <signal handler called>
(kgdb) 

-- 
Larry Rosenman                         https://people.FreeBSD.org/~ler/
Phone: +1 214-642-9640                 E-Mail: ler_at_FreeBSD.org
US Mail: 5708 Sabbia Drive, Round Rock, TX 78665-2106

Received on Mon Jun 24 2019 - 16:32:02 UTC

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