Date: Sat, 16 Dec 2006 14:09:58 +0100 From: Bernd Walter <ticso@cicely12.cicely.de> To: freebsd-arm@freebsd.org Cc: Bernd Walter <ticso@cicely12.cicely.de> Subject: Bus error with ppp Message-ID: <20061216130957.GL75351@cicely12.cicely.de>
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ktrace isn't that usefull:
[...]
888 ppp GIO fd 7 wrote 60 bytes
"<30>Dec 16 02:28:04 ppp[888]: tun0: LCP: deflink: LayerStart"
888 ppp RET sendto 60/0x3c
888 ppp PSIG SIGALRM caught handler=0x3fab8 mask=0x0 code=0x0
888 ppp CALL sigreturn(0xbfffdb80)
888 ppp RET sigreturn JUSTRETURN
888 ppp CALL sigprocmask(SIG_BLOCK,0xbfffeab4,0xbfffeaa4)
888 ppp RET sigprocmask 0
888 ppp CALL sigprocmask(SIG_SETMASK,0xbfffeaa4,0)
888 ppp RET sigprocmask 0
888 ppp CALL gettimeofday(0xbfffdb7c,0)
888 ppp RET gettimeofday 0
888 ppp CALL getpid
888 ppp RET getpid 888/0x378
888 ppp CALL sendto(0x7,0xbfffe064,0x52,0,0,0)
888 ppp GIO fd 7 wrote 82 bytes
"<30>Dec 16 02:28:04 ppp[888]: tun0: LCP: deflink: SendConfigReq(1) state = Stopped"
888 ppp RET sendto 82/0x52
888 ppp CALL gettimeofday(0xbfffd89c,0)
888 ppp RET gettimeofday 0
888 ppp CALL getpid
888 ppp RET getpid 888/0x378
888 ppp CALL sendto(0x7,0xbfffdd84,0x35,0,0,0)
888 ppp GIO fd 7 wrote 53 bytes
"<30>Dec 16 02:28:04 ppp[888]: tun0: LCP: MRU[4] 1286"
888 ppp RET sendto 53/0x35
888 ppp CALL gettimeofday(0xbfffd89c,0)
888 ppp RET gettimeofday 0
888 ppp CALL getpid
888 ppp RET getpid 888/0x378
888 ppp CALL sendto(0x7,0xbfffdd84,0x40,0,0,0)
888 ppp GIO fd 7 wrote 64 bytes
"<30>Dec 16 02:28:05 ppp[888]: tun0: LCP: MAGICNUM[6] 0xc5880408"
888 ppp RET sendto 64/0x40
888 ppp PSIG SIGBUS SIG_DFL
888 ppp NAMI "ppp.core"
# gdb /usr/sbin/ppp ppp.core
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 "arm-marcel-freebsd"...(no debugging symbols found)...
Core was generated by `ppp'.
Program terminated with signal 10, Bus error.
Reading symbols from /lib/libcrypt.so.3...(no debugging symbols found)...done.
Loaded symbols for /lib/libcrypt.so.3
Reading symbols from /lib/libmd.so.3...(no debugging symbols found)...done.
Loaded symbols for /lib/libmd.so.3
Reading symbols from /lib/libutil.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib/libutil.so.6
Reading symbols from /lib/libz.so.3...(no debugging symbols found)...done.
Loaded symbols for /lib/libz.so.3
Reading symbols from /lib/libalias.so.5...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias.so.5
Reading symbols from /lib/libcrypto.so.5...(no debugging symbols found)...done.
Loaded symbols for /lib/libcrypto.so.5
Reading symbols from /usr/lib/libradius.so.2...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libradius.so.2
Reading symbols from /usr/lib/libnetgraph.so.2...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libnetgraph.so.2
Reading symbols from /usr/lib/libpam.so.3...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libpam.so.3
Reading symbols from /lib/libc.so.7...(no debugging symbols found)...done.
Loaded symbols for /lib/libc.so.7
Reading symbols from /lib/libalias_cuseeme.so...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias_cuseeme.so
Reading symbols from /lib/libalias_ftp.so...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias_ftp.so
Reading symbols from /lib/libalias_irc.so...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias_irc.so
Reading symbols from /lib/libalias_nbt.so...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias_nbt.so
Reading symbols from /lib/libalias_pptp.so...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias_pptp.so
Reading symbols from /lib/libalias_skinny.so...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias_skinny.so
Reading symbols from /lib/libalias_smedia.so...(no debugging symbols found)...done.
Loaded symbols for /lib/libalias_smedia.so
Reading symbols from /libexec/ld-elf.so.1...(no debugging symbols found)...done.
Loaded symbols for /libexec/ld-elf.so.1
#0 0x0002fd64 in ?? ()
(gdb) bt
#0 0x0002fd64 in ?? ()
(gdb)
I have no clue where to start debugging now.
--
B.Walter http://www.bwct.de http://www.fizon.de
bernd@bwct.de info@bwct.de support@fizon.de
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