Re: netisr panic?

Ian FREISLICH wrote:
> Gleb Smirnoff wrote:
> > On Sat, Nov 17, 2012 at 05:07:54PM +0200, Ian FREISLICH wrote:
> > I> I have this consistently with:
> > I> 
> > I> FreeBSD firewall2.jnb1.gp-online.net 10.0-CURRENT FreeBSD 10.0-CURRENT #
30
>  r243156: Fri Nov 16 20:12:33 SAST 2012     ianf_at_firewall2.jnb1.gp-online.net
:/
> usr/obj/usr/src/sys/FIREWALL  amd64
> > 
> > Pretty sure this is a new version of wrong byte order panic, which
> > no longer can happen in HEAD.
> > 
> > Can you please try this patch?
> 
> It survived the night, which it hasn't managed before.  I'll keep you posted.

Jubilation short lived:

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address   = 0xc
fault code              = supervisor read data, page not present
instruction pointer     = 0x20:0xffffffff8050f494
stack pointer           = 0x28:0xffffff84637a19d0

frame pointer           = 0x28:0xffffff84637a1a10

code segment            = base 0x0, limit 0xfffff, type 0x1b
Fatal trap 12: page fault while in kernel mode
                        = DPL 0, pres 1, long 1, def32 0, gran 1
cpuid = 7; apic id = 07
processor eflags        = fault virtual address = 0xc
interrupt enabled, fault code           = supervisor read data, page not present
resume, IOPL = 0
instruction pointer     = 0x20:0xffffffff8050f494
stack pointer           = 0x28:0xffffff846386c9d0
current process         = 11 (irq261: igb0:que 0)
frame pointer           = 0x28:0xffffff846386ca10
trap number             = 12
code segment            = base 0x0, limit 0xfffff, type 0x1b
panic: page fault
cpuid = 0
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2a
panic() at panic+0x1ce
trap_fatal() at trap_fatal+0x290
trap_pfault() at trap_pfault+0x21f
trap() at trap+0x2b4
calltrap() at calltrap+0x8
--- trap 0xc, rip = 0xffffffff8050f494, rsp = 0xffffff84637a19d0, rbp = 0xffffff84637a1a10 ---
ether_nh_input() at ether_nh_input+0x94
netisr_dispatch_src() at netisr_dispatch_src+0x212
igb_rxeof() at igb_rxeof+0x384
igb_msix_que() at igb_msix_que+0xfa
intr_event_execute_handlers() at intr_event_execute_handlers+0xfd
ithread_loop() at ithread_loop+0x9e
fork_exit() at fork_exit+0x11e
fork_trampoline() at fork_trampoline+0xe
--- trap 0, rip = 0, rsp = 0xffffff84637a1cb0, rbp = 0 ---
Uptime: 19h5m45s
Dumping 2654 out of 16368 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%

#0  doadump (textdump=1) at /usr/src/sys/kern/kern_shutdown.c:266
266             if (textdump && textdump_pending) {
(kgdb) #0  doadump (textdump=1) at /usr/src/sys/kern/kern_shutdown.c:266
#1  0xffffffff8044ae64 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:449
#2  0xffffffff8044b3e7 in panic (fmt=0x1 <Address 0x1 out of bounds>)
    at /usr/src/sys/kern/kern_shutdown.c:637
#3  0xffffffff80605b30 in trap_fatal (frame=0xc, eva=<value optimized out>)
    at /usr/src/sys/amd64/amd64/trap.c:872
#4  0xffffffff80605e9f in trap_pfault (frame=0xffffff84637a1920, usermode=0)
    at /usr/src/sys/amd64/amd64/trap.c:789
#5  0xffffffff80606254 in trap (frame=0xffffff84637a1920)
    at /usr/src/sys/amd64/amd64/trap.c:463
#6  0xffffffff805efecf in calltrap ()
    at /usr/src/sys/amd64/amd64/exception.S:228
#7  0xffffffff8050f494 in ether_nh_input (m=0xfffffe004f3bde00)
    at /usr/src/sys/net/if_ethersubr.c:484
#8  0xffffffff8051a562 in netisr_dispatch_src (proto=9, 
    source=<value optimized out>, m=<value optimized out>)
    at /usr/src/sys/net/netisr.c:1013
#9  0xffffffff80318844 in igb_rxeof (que=0xfffffe000a183a00, count=499, 
    done=0x0) at /usr/src/sys/dev/e1000/if_igb.c:4688
#10 0xffffffff8032183a in igb_msix_que (arg=<value optimized out>)
    at /usr/src/sys/dev/e1000/if_igb.c:1596
#11 0xffffffff8042082d in intr_event_execute_handlers (
    p=<value optimized out>, ie=0xfffffe000a109e00)
    at /usr/src/sys/kern/kern_intr.c:1272
#12 0xffffffff8042205e in ithread_loop (arg=0xfffffe000a1a16e0)
    at /usr/src/sys/kern/kern_intr.c:1285
#13 0xffffffff8041d48e in fork_exit (
    callout=0xffffffff80421fc0 <ithread_loop>, arg=0xfffffe000a1a16e0, 
    frame=0xffffff84637a1c00) at /usr/src/sys/kern/kern_fork.c:995
#14 0xffffffff805f038e in fork_trampoline ()
    at /usr/src/sys/amd64/amd64/exception.S:602
#15 0x0000000000000000 in ?? ()


-- 
Meditating Guru
Ian Freislich