[Bug 231659] [em][igb][softcrypto] 12-ALPHA7 r338900 crashes with IPsec on network load

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=231659

--- Comment #33 from Lev A. Serebryakov <lev at FreeBSD.org> ---
And igb + !AESNI + INVARIANTS — looks very similar to em!

panic: Assertion (staterr & E1000_RXD_STAT_DD) != 0 failed at
/data/src/sys/dev/e1000/igb_txrx.c:451
cpuid = 2
time = 1539129723
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe00255a68f0
vpanic() at vpanic+0x1a3/frame 0xfffffe00255a6950
panic() at panic+0x43/frame 0xfffffe00255a69b0
igb_isc_rxd_pkt_get() at igb_isc_rxd_pkt_get+0x264/frame 0xfffffe00255a6a10
iflib_rxeof() at iflib_rxeof+0x128/frame 0xfffffe00255a6b00
_task_fn_rx() at _task_fn_rx+0x49/frame 0xfffffe00255a6b30
gtaskqueue_run_locked() at gtaskqueue_run_locked+0xf9/frame 0xfffffe00255a6b80
gtaskqueue_thread_loop() at gtaskqueue_thread_loop+0x88/frame
0xfffffe00255a6bb0
fork_exit() at fork_exit+0x84/frame 0xfffffe00255a6bf0
fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00255a6bf0
--- trap 0, rip = 0, rsp = 0, rbp = 0 ---
KDB: enter: panic

#0  doadump (textdump=0) at pcpu.h:230
230     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb)
#0  doadump (textdump=0) at pcpu.h:230
#1  0xffffffff8031544b in db_dump (dummy=<value optimized out>, dummy2=<value
optimized out>, dummy3=<value optimized out>, dummy4=<value optimized out>) at
/data/src/sys/ddb/db_command.c:574
#2  0xffffffff80315219 in db_command (cmd_table=<value optimized out>) at
/data/src/sys/ddb/db_command.c:481
#3  0xffffffff80314f94 in db_command_loop () at
/data/src/sys/ddb/db_command.c:534
#4  0xffffffff803181af in db_trap (type=<value optimized out>, code=<value
optimized out>) at /data/src/sys/ddb/db_main.c:252
#5  0xffffffff804fe7e3 in kdb_trap (type=3, code=0, tf=<value optimized out>)
at /data/src/sys/kern/subr_kdb.c:693
#6  0xffffffff8075b922 in trap (frame=0xfffffe00255a6820) at
/data/src/sys/amd64/amd64/trap.c:619
#7  0xffffffff80739cc7 in calltrap () at
/data/src/sys/amd64/amd64/exception.S:232
#8  0xffffffff804fdeab in kdb_enter (why=0xffffffff80821b4a "panic", msg=<value
optimized out>) at cpufunc.h:65
#9  0xffffffff804bc9c0 in vpanic (fmt=<value optimized out>,
ap=0xfffffe00255a6990) at /data/src/sys/kern/kern_shutdown.c:861
#10 0xffffffff804bc763 in panic (fmt=<value optimized out>) at
/data/src/sys/kern/kern_shutdown.c:799
#11 0xffffffff8033db94 in igb_isc_rxd_pkt_get (arg=<value optimized out>,
ri=<value optimized out>) at /data/src/sys/dev/e1000/igb_txrx.c:451
#12 0xffffffff805c0448 in iflib_rxeof (rxq=0xfffff8000245b580, budget=<value
optimized out>) at /data/src/sys/net/iflib.c:2684
#13 0xffffffff805bc8b9 in _task_fn_rx (context=0xfffff8000245b580) at
/data/src/sys/net/iflib.c:3820
#14 0xffffffff804fc959 in gtaskqueue_run_locked (queue=0xfffff8000222d600) at
/data/src/sys/kern/subr_gtaskqueue.c:332
#15 0xffffffff804fc718 in gtaskqueue_thread_loop (arg=<value optimized out>) at
/data/src/sys/kern/subr_gtaskqueue.c:507
#16 0xffffffff80486134 in fork_exit (callout=0xffffffff804fc690
<gtaskqueue_thread_loop>, arg=0xfffffe0000221038, frame=0xfffffe00255a6c00) at
/data/src/sys/kern/kern_fork.c:1057
#17 0xffffffff8073acae in fork_trampoline () at
/data/src/sys/amd64/amd64/exception.S:993
#18 0x0000000000000000 in ?? ()

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