#9 0xffffffff81065b8d in in_cksumdata (buf=<optimized out>,
len=len@entry=299) at /usr/src/sys/amd64/amd64/in_cksum.c:111
#10 0xffffffff81065ab7 in in_cksum_skip (m=0xfffff801bc4fbb00, len=299,
skip=<optimized out>) at /usr/src/sys/amd64/amd64/in_cksum.c:224
#11 0xffffffff82956329 in in4_cksum (m=0x138, nxt=<optimized out>,
nxt@entry=6 '\006', off=3, len=<optimized out>)
at /usr/src/sys/netpfil/pf/in4_cksum.c:117
#12 0xffffffff829373d0 in pf_check_proto_cksum (m=0xfffff80023867c00,
off=<optimized out>, len=1, p=6 '\006', af=2 '\002')
at /usr/src/sys/netpfil/pf/pf.c:5844
#13 pf_return (r=r@entry=0xfffff801d6149000, nr=<optimized out>,
nr@entry=0xfffff8019a094000, pd=pd@entry=0xfffffe00841e96d0,
sk=<optimized out>, off=<optimized out>, off@entry=20, m=<optimized out>,
m@entry=0xfffff80023867c00, th=0xfffffe00841e97a0,
kif=0xfffff8000afa5a00, bproto_sum=35433, bip_sum=0, hdrlen=20,
reason=0xfffffe00841e955e) at /usr/src/sys/netpfil/pf/pf.c:2654
#14 0xffffffff82931351 in pf_test_rule (rm=rm@entry=0xfffffe00841e9770,
sm=sm@entry=0xfffffe00841e9788, direction=direction@entry=2,
kif=kif@entry=0xfffff8000afa5a00, m=m@entry=0xfffff80023867c00, off=20,
pd=0xfffffe00841e96d0, am=0xfffffe00841e9760, rsm=0xfffffe00841e9750,
inp=0xfffff800398f43d0) at /usr/src/sys/netpfil/pf/pf.c:3641
#15 0xffffffff8292cd11 in pf_test (dir=<optimized out>, dir@entry=2,
pflags=<optimized out>, ifp=<optimized out>, m0=<optimized out>,
m0@entry=0xfffffe00841e9948, inp=0xfffff800398f43d0)
at /usr/src/sys/netpfil/pf/pf.c:6005
#16 0xffffffff82945bff in pf_check_out (m=0xfffffe00841e9948, ifp=0x3,
flags=299, ruleset=<optimized out>, inp=0xffffff00)
at /usr/src/sys/netpfil/pf/pf_ioctl.c:4516
#17 0xffffffff80d42137 in pfil_run_hooks (head=<optimized out>, p=...,
ifp=0xfffff8000389c800, flags=flags@entry=131072,
inp=inp@entry=0xfffff800398f43d0) at /usr/src/sys/net/pfil.c:187
#18 0xffffffff80db2f21 in ip_output_pfil (mp=0xfffffe00841e9948,
ifp=0xfffff8000389c800, flags=0, inp=0xfffff800398f43d0,
dst=0xfffff800398f4578, fibnum=<optimized out>, error=<optimized out>)
at /usr/src/sys/netinet/ip_output.c:130
#19 ip_output (m=m@entry=0xfffff80023867c00, opt=<optimized out>,
ro=<optimized out>, flags=0, imo=imo@entry=0x0, inp=<optimized out>)
at /usr/src/sys/netinet/ip_output.c:705
#20 0xffffffff80dc9664 in tcp_output (tp=0xfffffe00ecc28418)
at /usr/src/sys/netinet/tcp_output.c:1492
#21 0xffffffff80dd80df in tcp_timer_rexmt (xtp=0xfffffe00ecc28418)
at /usr/src/sys/netinet/tcp_timer.c:879
#22 0xffffffff80c25b0d in softclock_call_cc (c=0xfffffe00ecc286a0,
cc=cc@entry=0xffffffff81ca8200 <cc_cpu>, direct=direct@entry=0)
at /usr/src/sys/kern/kern_timeout.c:696
#23 0xffffffff80c25f99 in softclock (arg=0xffffffff81ca8200 <cc_cpu>)
at /usr/src/sys/kern/kern_timeout.c:816
#24 0xffffffff80bcafdd in intr_event_execute_handlers (p=<optimized out>,
ie=0xfffff800035d4700) at /usr/src/sys/kern/kern_intr.c:1168
#25 ithread_execute_handlers (p=<optimized out>, ie=0xfffff800035d4700)
at /usr/src/sys/kern/kern_intr.c:1181
#26 ithread_loop (arg=arg@entry=0xfffff800035dadc0)
at /usr/src/sys/kern/kern_intr.c:1269
#27 0xffffffff80bc7dde in fork_exit (
callout=0xffffffff80bcad90 <ithread_loop>, arg=0xfffff800035dadc0,
frame=0xfffffe00841e9d40) at /usr/src/sys/kern/kern_fork.c:1069
#28 <signal handler called>