Re: panic: APIC: Previous IPI is stuck

Le Tuesday 2 August 2005 22:41, Thierry Herbelot a écrit :

[SNIP DDB panic trace]

>
> 	KGDB trace to follow :

# kgdb kernel.debug /files3/tmp/vmcore.159
[GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: 
Undefined symbol "ps_pglobal_lookup"]
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#0  doadump () at pcpu.h:165
165             __asm __volatile("movl %%fs:0,%0" : "=r" (td));
(kgdb) bt
#0  doadump () at pcpu.h:165
#1  0xc0469103 in db_fncall (dummy1=0, dummy2=0, dummy3=-1, dummy4=0xc725e860 
"\224è%Ç")
    at /usr/src/sys/ddb/db_command.c:489
#2  0xc0468f08 in db_command (last_cmdp=0xc0906564, cmd_table=0x0, 
aux_cmd_tablep=0xc088384c,
    aux_cmd_tablep_end=0xc0883868) at /usr/src/sys/ddb/db_command.c:349
#3  0xc0468fd0 in db_command_loop () at /usr/src/sys/ddb/db_command.c:455
#4  0xc046ab71 in db_trap (type=3, code=0) at /usr/src/sys/ddb/db_main.c:221
#5  0xc064a6f4 in kdb_trap (type=3, code=0, tf=0xc725e9a4) 
at /usr/src/sys/kern/subr_kdb.c:473
#6  0xc07ef510 in trap (frame=
      {tf_fs = -953876472, tf_es = -1067188184, tf_ds = -1065025496, tf_edi = 
-1064845538, tf_esi = 1, tf_ebp = -953816604, tf_isp = -953816624, tf_ebx = 
-953816560, tf_edx = 0, tf_ecx = -1056755712, tf_eax = 18, tf_trapno = 3, 
tf_err = 0, tf_eip = -1067146149, tf_cs = 32, tf_eflags = 150, tf_esp = 
-953816572, tf_ss = -1067243449}) at /usr/src/sys/i386/i386/trap.c:601
#7  0xc07dcfba in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#8  0xc7250008 in ?? ()
#9  0xc0640028 in be_uuid_dec (buf=0xc0857f0a, uuid=0xc725ea10) at endian.h:97
#10 0xc0632847 in panic (fmt=0xc087bf1e "APIC: Previous IPI is stuck")
    at /usr/src/sys/kern/kern_shutdown.c:537
#11 0xc07e3907 in lapic_ipi_vectored (vector=0, dest=0)
    at /usr/src/sys/i386/i386/local_apic.c:932
#12 0xc07e7f91 in ipi_all_but_self (ipi=244) 
at /usr/src/sys/i386/i386/mp_machdep.c:1259
#13 0xc07e7c89 in smp_tlb_shootdown (vector=244, addr1=0, addr2=0)
    at /usr/src/sys/i386/i386/mp_machdep.c:1006
#14 0xc07e7e03 in smp_invlpg (addr=3328839680) 
at /usr/src/sys/i386/i386/mp_machdep.c:1117
#15 0xc07ea0c8 in pmap_invalidate_page (pmap=0xc09a1100, va=3328839680)
    at /usr/src/sys/i386/i386/pmap.c:570
---Type <return> to continue, or q <return> to quit---
#16 0xc07eb326 in pmap_remove_pte (pmap=0xc09a1100, ptq=0xbff19a84, 
va=3328839680)
    at /usr/src/sys/i386/i386/pmap.c:1548
#17 0xc07eb546 in pmap_remove (pmap=0xc09a1100, sva=3328839680, 
eva=3328856064)
    at /usr/src/sys/i386/i386/pmap.c:1668
#18 0xc078a021 in vm_map_delete (map=0xc1042000, start=3238273024, 
end=3328856064)
    at /usr/src/sys/vm/vm_map.c:2290
#19 0xc078a0be in vm_map_remove (map=0xc1042000, start=3328839680, 
end=3328856064)
    at /usr/src/sys/vm/vm_map.c:2319
#20 0xc06597d5 in pipe_free_kmem (cpipe=0xc1767990) 
at /usr/src/sys/kern/sys_pipe.c:1450
#21 0xc0659b2d in pipeclose (cpipe=0xc1767990) 
at /usr/src/sys/kern/sys_pipe.c:1515
#22 0xc065977a in pipe_close (fp=0x0, td=0xc134b600) 
at /usr/src/sys/kern/sys_pipe.c:1436
#23 0xc06173cc in fdrop_locked (fp=0xc160b360, td=0xc134b600) at file.h:289
#24 0xc061733c in fdrop (fp=0xc160b360, td=0xc134b600) 
at /usr/src/sys/kern/kern_descrip.c:2099
#25 0xc0615e2b in closef (fp=0xc160b360, td=0xc134b600)
    at /usr/src/sys/kern/kern_descrip.c:1919
#26 0xc061508f in fdfree (td=0xc134b600) 
at /usr/src/sys/kern/kern_descrip.c:1620
#27 0xc061d0f2 in exit1 (td=0xc134b600, rv=0) 
at /usr/src/sys/kern/kern_exit.c:237
#28 0xc061ccfc in sys_exit (td=0xc134b600, uap=0x0) 
at /usr/src/sys/kern/kern_exit.c:94
#29 0xc07efcfb in syscall (frame=
      {tf_fs = 59, tf_es = 59, tf_ds = 59, tf_edi = 134549595, tf_esi = 
-1077942456, tf_ebp = -1077942616, tf_isp = -953815708, tf_ebx = 672395848, 
tf_edx = 10, tf_ecx = 672395280, tf_eax = 1, tf_trapno = 0, tf_err = 2, 
tf_eip = 672335739, tf_cs = 51, tf_eflags = 658, tf_esp = -1077942644, tf_ss 
= 59}) at /usr/src/sys/i386/i386/trap.c:986
(kgdb) frame 11
#11 0xc07e3907 in lapic_ipi_vectored (vector=0, dest=0)
    at /usr/src/sys/i386/i386/local_apic.c:932
932                     panic("APIC: Previous IPI is stuck");
(kgdb) list
927                     destfield = dest;
928             }
929
930             /* Wait for an earlier IPI to finish. */
931             if (!lapic_ipi_wait(BEFORE_SPIN))
932                     panic("APIC: Previous IPI is stuck");
933
934             lapic_ipi_raw(icrlo, destfield);
935
936     #ifdef DETECT_DEADLOCK

-------------------------------------
kernel identification :

Copyright (c) 1992-2005 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD 7.0-CURRENT #746: Tue Aug  2 16:27:35 CEST 2005
    thierry.herbelot_at_multi-cur.herbelot.nom:/usr/obj/usr/src/sys/GENERIC
WARNING: WITNESS option enabled, expect reduced performance.
MPTable: <OEM00000 PROD00000000>
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Pentium II/Pentium II Xeon/Celeron (334.09-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x665  Stepping = 5
  
Features=0x183fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR>
real memory  = 100663296 (96 MB)
avail memory = 88850432 (84 MB)
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1

-------------------------------------
the panic is not repeatable : the same kernel just completed a full make 
buildworld + make buildkernel (heisenbug ?)

	TfH