Date: Wed, 4 Feb 2004 23:16:45 +0200 From: Ruslan Ermilov <ru@FreeBSD.org> To: John Baldwin <jhb@FreeBSD.org> Cc: current@FreeBSD.org Subject: GPF with APM enabled Message-ID: <20040204211645.GA9291@FreeBSD.org.ua>
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I use APM. I've upgraded my -CURRENT system from 20031223 to 20040203.
It now exhibits the ``kernel trap 9 with interrupts disabled'' when
/etc/rc.d/atm is started:
: Script started on Wed Feb 4 23:05:05 2004
: GNU gdb 5.2.1 (FreeBSD)
: Copyright 2002 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 conditi=
ons.
: Type "show copying" to see the conditions.
: There is absolutely no warranty for GDB. Type "show warranty" for detail=
s.
: This GDB was configured as "i386-undermydesk-freebsd"...
: panic: from debugger
: panic messages:
: ---
: Fatal trap 9: general protection fault while in kernel mode
: instruction pointer =3D 0x8:0xc05b6a75
: stack pointer =3D 0x10:0xcd4269cc
: frame pointer =3D 0x10:0xcd4269e8
: code segment =3D base 0x0, limit 0xfffff, type 0x1b
: =3D DPL 0, pres 1, def32 1, gran 1
: processor eflags =3D resume, IOPL =3D 0
: current process =3D 449 (apm)
: kernel: type 9 trap, code=3D0
: panic: from debugger
: at line 450 in file /usr/src/sys/ddb/db_command.c
:=20
:=20
: Fatal trap 3: breakpoint instruction fault while in kernel mode
: instruction pointer =3D 0x8:0xc05a41b4
: stack pointer =3D 0x10:0xcd42678c
: frame pointer =3D 0x10:0xcd426798
: code segment =3D base 0x0, limit 0xfffff, type 0x1b
: =3D DPL 0, pres 1, def32 1, gran 1
: processor eflags =3D IOPL =3D 0
: current process =3D 449 (apm)
: panic: from debugger
: at line 450 in file /usr/src/sys/ddb/db_command.cUptime: 2m56s
: Dumping 127 MB
: 16 32 48 64 80 96 112
: ---
: Reading symbols from /boot/kernel/if_dc.ko.debug...done.
: Loaded symbols for /boot/kernel/if_dc.ko.debug
: Reading symbols from /boot/kernel/miibus.ko...done.
: Loaded symbols for /boot/kernel/miibus.ko
: Reading symbols from /boot/kernel/if_wi.ko...done.
: Loaded symbols for /boot/kernel/if_wi.ko
: Reading symbols from /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/modu=
les/wlan/wlan.ko.debug...done.
: Loaded symbols for /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/module=
s/wlan/wlan.ko.debug
: Reading symbols from /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/modu=
les/rc4/rc4.ko.debug...done.
: Loaded symbols for /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/module=
s/rc4/rc4.ko.debug
: Reading symbols from /boot/kernel/snd_csa.ko...done.
: Loaded symbols for /boot/kernel/snd_csa.ko
: Reading symbols from /boot/kernel/snd_pcm.ko...done.
: Loaded symbols for /boot/kernel/snd_pcm.ko
: Reading symbols from /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/modu=
les/apm/apm.ko.debug...done.
: Loaded symbols for /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/module=
s/apm/apm.ko.debug
: Reading symbols from /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/modu=
les/uart/uart.ko.debug...done.
: Loaded symbols for /usr/obj/usr/src/sys/LURKER/modules/usr/src/sys/module=
s/uart/uart.ko.debug
: #0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
: 240 dumping++;
: (kgdb) bt full
: #0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
: No locals.
: #1 0xc04a5513 in boot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c=
:374
: No locals.
: #2 0xc04a58d7 in __panic () at /usr/src/sys/kern/kern_shutdown.c:552
: td =3D (struct thread *) 0xc1bca150
: bootopt =3D 260
: newpanic =3D 0
: ap =3D 0xcd4267d8 "\220hB=CD=A2FB=C0uj[=C0"
: buf =3D "from debugger", '\0' <repeats 242 times>
: #3 0xc0424752 in db_panic () at /usr/src/sys/ddb/db_command.c:450
: No locals.
: #4 0xc04246a2 in db_command (last_cmdp=3D0xc0621440, cmd_table=3D0x0,=20
: aux_cmd_tablep=3D0xc05f87cc, aux_cmd_tablep_end=3D0xc05f87d0)
: at /usr/src/sys/ddb/db_command.c:346
: cmd =3D (struct command *) 0xc05cbb20
: t =3D 0
: modif =3D "\0\035b=C0=C8vf=C0 hB=CD\r\0\0\0@be=C0\r\0\0\0\001\0\0\0@hB=
=CD=B6\233Y=C0 Ie=C0\aK\0 =C4be=C0=E0\027e=C0=A0\035b=C0x\0\0\0=A0\035b=C0=
=C8vf=C0dhB=CD!fB=C0W\201^=C0\200cB=C0\0\0\0\0\020\0\0\0=C8vf=C0=A0\035b=C0=
=E6\\B=C0=A0\035b=C0X\025b=C0x\0\0\0\020\0\0"
: addr =3D -1067750795
: count =3D -1
: have_addr =3D 0
: result =3D 0
: ---Type <return> to continue, or q <return> to quit---
: #5 0xc04247f5 in db_command_loop () at /usr/src/sys/ddb/db_command.c:472
: No locals.
: #6 0xc0427855 in db_trap (type=3D9, code=3D0) at /usr/src/sys/ddb/db_tra=
p.c:73
: bkpt =3D 0
: #7 0xc05a3efc in kdb_trap (type=3D9, code=3D0, regs=3D0xcd42698c)
: at /usr/src/sys/i386/i386/db_interface.c:171
: ef =3D 582
: ddb_mode =3D 1
: #8 0xc05b4406 in trap_fatal (frame=3D0xcd42698c, eva=3D0)
: at /usr/src/sys/i386/i386/trap.c:816
: code =3D 16
: type =3D 9
: ss =3D 16
: esp =3D 0
: softseg =3D {ssd_base =3D 0, ssd_limit =3D 1048575, ssd_type =3D 27,=20
: ssd_dpl =3D 0, ssd_p =3D 1, ssd_xx =3D 0, ssd_xx1 =3D 0, ssd_def32 =3D =
1, ssd_gran =3D 1}
: #9 0xc05b3e82 in trap (frame=3D
: {tf_fs =3D 24, tf_es =3D -851312624, tf_ds =3D -1067253664, tf_edi =
=3D -1067329920, tf_esi =3D 599, tf_ebp =3D -851285528, tf_isp =3D -8512855=
76, tf_ebx =3D 0, tf_edx =3D 178, tf_ecx =3D 0, tf_eax =3D 0, tf_trapno =3D=
9, tf_err =3D 0, tf_eip =3D -1067750795, tf_cs =3D 8, tf_eflags =3D 65683,=
tf_esp =3D -851285512, tf_ss =3D -1068697725})
: at /usr/src/sys/i386/i386/trap.c:618
: td =3D (struct thread *) 0xc1bca150
: p =3D (struct proc *) 0xc1bcc898
: ---Type <return> to continue, or q <return> to quit---
: sticks =3D 0
: i =3D 0
: ucode =3D 0
: type =3D 9
: code =3D 0
: eva =3D 0
: #10 0xc05b6a75 in atpic_handle_intr (iframe=3D
: {if_vec =3D 0, if_fs =3D 24, if_es =3D -851312624, if_ds =3D -10687=
60992, if_edi =3D 22, if_esi =3D 599, if_ebp =3D 599, if_ebx =3D 0, if_edx =
=3D 178, if_ecx =3D 0, if_eax =3D 32779, if_eip =3D 52595, if_cs =3D 88, if=
_eflags =3D 519, if_esp =3D -850263465, if_ss =3D 52102}) at /usr/src/sys/i=
386/isa/atpic.c:354
: isrc =3D (struct intsrc *) 0xc061d680
: #11 0xc05b6c67 in Xatpic_intr0 () at {standard input}:32
: No locals.
: ---Can't read userspace from dump, or kernel process---
:=20
: (kgdb)=20
: Script done on Wed Feb 4 23:05:19 2004
A debug kernel and modules are available.
Cheers,
--=20
Ruslan Ermilov
FreeBSD committer
ru@FreeBSD.org
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