[Bug 220404] head -r319722 related changes break powerpc production-style kernel operation: bad function pointer (related i386 issue likely too)

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=220404

oleg.nauman at gmail.com changed:

           What    |Removed                     |Added
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                 CC|                            |oleg.nauman at gmail.com

--- Comment #4 from oleg.nauman at gmail.com ---
I'm observing similar panics on i386 CURRENT r310466

__curthread () at ./machine/pcpu.h:225
225             __asm("movl %%fs:%1,%0" : "=r" (td)
(kgdb) #0  __curthread () at ./machine/pcpu.h:225
#1  doadump (textdump=-968633856) at ../../../kern/kern_shutdown.c:318
#2  0xc06e88c4 in kern_reboot (howto=<optimized out>)
    at ../../../kern/kern_shutdown.c:386
#3  0xc06e8c5b in vpanic (fmt=<optimized out>,
    ap=0xefd5c73c "\340\334\235\300\310\370\266\306\001")
    at ../../../kern/kern_shutdown.c:779
#4  0xc06e8b1b in panic (fmt=0xc092e18e "%s")
    at ../../../kern/kern_shutdown.c:710
#5  0xc08eed21 in trap_fatal (frame=0xefd5c878, eva=<optimized out>)
    at ../../../i386/i386/trap.c:978
#6  0xc08eea38 in trap (frame=<optimized out>)
    at ../../../i386/i386/trap.c:704
#7  <signal handler called>
#8  0xc6bcda1b in ?? ()
#9  0xc0770281 in unp_connect2 (so=<optimized out>, so2=<optimized out>,
    req=<optimized out>) at ../../../kern/uipc_usrreq.c:1497
#10 0xc076ff17 in unp_connectat (fd=<optimized out>, so=<optimized out>,
    nam=<optimized out>, td=<optimized out>)
    at ../../../kern/uipc_usrreq.c:1446
#11 0xc076d510 in unp_connect (so=0xc71c9400, nam=0xc662d500,
    td=<optimized out>) at ../../../kern/uipc_usrreq.c:1310
#12 uipc_connect (so=0xc71c9400, nam=0xc662d500, td=<optimized out>)
    at ../../../kern/uipc_usrreq.c:587
#13 0xc076a042 in kern_connectat (td=<optimized out>, dirfd=-100,
    fd=<optimized out>, sa=0xc662d500) at ../../../kern/uipc_syscalls.c:505
#14 0xc0769f49 in sys_connect (td=0xc6bcda18, uap=0xc6b6f988)
    at ../../../kern/uipc_syscalls.c:470
#15 0xc08ef679 in syscallenter (td=<optimized out>)
    at ../../../i386/i386/../../kern/subr_syscall.c:132
#16 syscall (frame=<optimized out>) at ../../../i386/i386/trap.c:1103
#17 <signal handler called>
#18 0x283a4747 in ?? ()
Backtrace stopped: Cannot access memory at address 0xbfbfe794
(kgdb)

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