>Number:         22551
>Category:       kern
>Synopsis:       panic: kernel diagnostic assertion to_ticks>=0 failed: kern_timeout.c line 295
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Aug 20 08:31:00 UTC 2003
>Closed-Date:
>Last-Modified:
>Originator:     Tom Spindler
>Release:        NetBSD 1.6W
>Organization:
	
>Environment:
	
	
System: NetBSD beefcake.babymeat.com 1.6W NetBSD 1.6W (BEEFCAKE) #44: Fri Aug 15 01:41:43 PDT 2003 dogcow@beefcake.babymeat.com:/usr/src/sys/arch/i386/compile/BEEFCAKE i386
Architecture: i386
Machine: i386
>Description:
I was running xmule, and then kaboom.
to_ticks >= 0 failed: ../../../../kern/kern_timeout.c line 295
here's the traceback.

#3  0xc028f23b in __assert () at ../../../../../../lib/libkern/__assert.c:47
#4  0xc01c95f0 in callout_schedule (c=0xc0982368, to_ticks=-1159593834)
    at ../../../../kern/kern_timeout.c:295
#5  0xc01111e8 in tcp_output (tp=0xc098235c)
    at ../../../../netinet/tcp_output.c:1093
#6  0xc01139a3 in tcp_usrreq (so=0xc095941c, req=9, m=0xc0a36b00, nam=0x0, 
    control=0x0, p=0xd3becd30) at ../../../../netinet/tcp_usrreq.c:515
#7  0xc01e4174 in sosend (so=0xc095941c, addr=0x0, uio=0xd4011ec0, 
    top=0xc0a36b00, control=0x0, flags=0) at ../../../../kern/uipc_socket.c:787
#8  0xc01e7a4d in sendit (p=0xd3becd30, s=25, mp=0xd4011f24, flags=0, 
    retsize=0xd4011f78) at ../../../../kern/uipc_syscalls.c:537
#9  0xc01e7809 in sys_sendto (l=0xd3b6a804, v=0xd4011f80, retval=0xd4011f78)
    at ../../../../kern/uipc_syscalls.c:419
#10 0xc0232737 in syscall_plain (frame={tf_gs = 31, tf_fs = 31, tf_es = 31, 
      tf_ds = 31, tf_edi = 143060064, tf_esi = 142216448, 
      tf_ebp = -1077940580, tf_ebx = -1121064672, tf_edx = 25, 
      tf_ecx = -1077940628, tf_eax = 133, tf_trapno = 3, tf_err = 2, 
      tf_eip = -1121232629, tf_cs = 23, tf_eflags = 643, tf_esp = -1077940640, 
      tf_ss = 31, tf_vm86_es = 0, tf_vm86_ds = 0, tf_vm86_fs = 0, 
      tf_vm86_gs = 0}) at ../../../../arch/i386/i386/syscall.c:156
(gdb) up
#4  0xc01c95f0 in callout_schedule (c=0xc0982368, to_ticks=-1159593834)
    at ../../../../kern/kern_timeout.c:295
295             KASSERT(to_ticks >= 0);
(gdb) 
#5  0xc01111e8 in tcp_output (tp=0xc098235c)
    at ../../../../netinet/tcp_output.c:1093
1093                            TCP_TIMER_ARM(tp, TCPT_REXMT, tp->t_rxtcur);
(gdb) 
#6  0xc01139a3 in tcp_usrreq (so=0xc095941c, req=9, m=0xc0a36b00, nam=0x0, 
    control=0x0, p=0xd3becd30) at ../../../../netinet/tcp_usrreq.c:515
515                     error = tcp_output(tp);
(gdb) 
#7  0xc01e4174 in sosend (so=0xc095941c, addr=0x0, uio=0xd4011ec0, 
    top=0xc0a36b00, control=0x0, flags=0) at ../../../../kern/uipc_socket.c:787
787                             error = (*so->so_proto->pr_usrreq)(so,
(gdb) 
#8  0xc01e7a4d in sendit (p=0xd3becd30, s=25, mp=0xd4011f24, flags=0, 
    retsize=0xd4011f78) at ../../../../kern/uipc_syscalls.c:537
537             error = (*so->so_send)(so, to, &auio, NULL, control, flags);
(gdb) 
#9  0xc01e7809 in sys_sendto (l=0xd3b6a804, v=0xd4011f80, retval=0xd4011f78)
    at ../../../../kern/uipc_syscalls.c:419
419             return (sendit(p, SCARG(uap, s), &msg, SCARG(uap, flags), retval));
(gdb) 
#10 0xc0232737 in syscall_plain (frame={tf_gs = 31, tf_fs = 31, tf_es = 31, 
      tf_ds = 31, tf_edi = 143060064, tf_esi = 142216448, 
      tf_ebp = -1077940580, tf_ebx = -1121064672, tf_edx = 25, 
      tf_ecx = -1077940628, tf_eax = 133, tf_trapno = 3, tf_err = 2, 
      tf_eip = -1121232629, tf_cs = 23, tf_eflags = 643, tf_esp = -1077940640, 
      tf_ss = 31, tf_vm86_es = 0, tf_vm86_ds = 0, tf_vm86_fs = 0, 
      tf_vm86_gs = 0}) at ../../../../arch/i386/i386/syscall.c:156
156             error = (*callp->sy_call)(l, args, rval);

	
>How-To-Repeat:
unknown.
	
>Fix:
unknown.
	
>Release-Note:
>Audit-Trail:
>Unformatted: