[Bug 208140] panic: page fault in pf

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Sun May 1 03:09:24 UTC 2016


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=208140

--- Comment #11 from Roman <rkondakov at ya.ru> ---
(In reply to Kristof Provost from comment #9)

#4  0xffffffff805bc59d in pf_test_state_udp ()
    at /usr/src/sys/netpfil/pf/pf.c:4461
4461                panic("key PF_SK_STACK is NULL");

p *state
Cannot access memory at address 0x0

from core.txt:
=== 
panic: key PF_SK_STACK is NULL
cpuid = 0
KDB: stack backtrace:
#0 0xffffffff80444e10 at kdb_backtrace+0x60
#1 0xffffffff8040b306 at vpanic+0x126
#2 0xffffffff8040b1d3 at panic+0x43
#3 0xffffffff805bc59d at pf_test_state_udp+0x3ad
#4 0xffffffff805b6c33 at pf_test+0x19d3
#5 0xffffffff805c5ced at pf_check_in+0x1d
#6 0xffffffff804d94d4 at pfil_run_hooks+0x84
#7 0xffffffff804f543d at ip_input+0x31d
#8 0xffffffff804d8672 at netisr_dispatch_src+0x62
#9 0xffffffff804d13a6 at ether_demux+0x126
#10 0xffffffff804d204e at ether_nh_input+0x35e
#11 0xffffffff804d8672 at netisr_dispatch_src+0x62
#12 0xffffffff804d1311 at ether_demux+0x91
#13 0xffffffff804d204e at ether_nh_input+0x35e
#14 0xffffffff804d8672 at netisr_dispatch_src+0x62
#15 0xffffffff80fd452b at nfe_int_task+0x5eb
#16 0xffffffff80455c45 at taskqueue_run_locked+0xe5
#17 0xffffffff804566d8 at taskqueue_thread_loop+0xa8

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