Re: panic: APIC: Previous IPI is stuck

From: Thierry Herbelot (thierry_at_herbelot.com)
Date: 08/03/05

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In reply to: Thierry Herbelot: "panic: APIC: Previous IPI is stuck"
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To: freebsd-current@freebsd.org
Date: Wed, 3 Aug 2005 06:26:55 +0200

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"]
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-marcel-freebsd".
#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@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
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In reply to: Thierry Herbelot: "panic: APIC: Previous IPI is stuck"
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