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Date: Thu, 2 May 1996 19:00:02 -0700 (PDT)
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From: David Greenman <davidg@Root.COM>
Subject: Re: kern/1171: panic: setrunnable 
Reply-To: David Greenman <davidg@Root.COM>
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The following reply was made to PR kern/1171; it has been noted by GNATS.

From: David Greenman <davidg@Root.COM>
To: hsu@clinet.fi
Cc: FreeBSD-gnats-submit@freebsd.org
Subject: Re: kern/1171: panic: setrunnable 
Date: Thu, 02 May 1996 18:56:40 -0700

 >#35 0xf01c527b in trap (frame={tf_es = 16, tf_ds = 16, tf_edi = -1073741824, 
 >      tf_esi = -1, tf_ebp = -266383540, tf_isp = -266383568, 
 >      tf_ebx = -240950016, tf_edx = -266065788, tf_ecx = -235599872, 
 >      tf_eax = 448, tf_trapno = 12, tf_err = 0, tf_eip = -267313518, 
 >      tf_cs = 8, tf_eflags = 66054, tf_esp = -240950016, tf_ss = -1})
 >    at ../../i386/i386/trap.c:320
 >#36 0xf01bda31 in calltrap ()
 >#37 0xf01121c6 in setrunnable (p=0xf1a36500) at ../../kern/kern_synch.c:648
 >#38 0xf0111c87 in endtsleep (arg=0xf1a36500) at ../../kern/kern_synch.c:408
 >#39 0xf01082cc in softclock () at ../../kern/kern_clock.c:664
 >#40 0xf01bed87 in doreti_swi ()
 >#41 0xf01c99c4 in vm_page_zero_idle () at ../../i386/i386/vm_machdep.c:855
 >(kgdb) 
 >(kgdb) frame 37
 >#37 0xf01121c6 in setrunnable (p=0xf1a36500) at ../../kern/kern_synch.c:648
 >648             case SRUN:
 >(kgdb) list
 >643             register int s;
 >644
 >645             s = splhigh();
 >646             switch (p->p_stat) {
 >647             case 0:
 >648             case SRUN:
 >649             case SZOMB:
 >650             default:
 >651                     panic("setrunnable");
 >652             case SSTOP:
 >(kgdb) print p
 >$1 = (struct proc *) 0xf1a36500
 >(kgdb) print p->p_stat
 >$2 = 3 '\003'
 
    Given the supplied information, there is no way that a page fault could
 have occurred at that location unless the kernel text was either corrupted
 or had one or more memory bit errors. In other words, I think this is a
 hardware problem, not a software problem.
 
 -DG
 
 David Greenman
 Core-team/Principal Architect, The FreeBSD Project