Date: 02 Feb 2002 14:51:32 +0100 From: Dag-Erling Smorgrav <des@ofug.org> To: current@freebsd.org Cc: alfred@freebsd.org Subject: fstat dumps core Message-ID: <xzpsn8kxa8r.fsf@flood.ping.uio.no>
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# gdb =fstat
[...]
(gdb) break 349
Breakpoint 1 at 0x8049110: file /usr/src/usr.bin/fstat/fstat.c, line 349.
(gdb) run
Starting program: /usr/bin/fstat
USER CMD PID FD MOUNT INUM MODE SZ|DV R/W
root fstat 13709 root / 2 drwxr-xr-x 1536 r
root fstat 13709 wd /usr 368364 drwxr-xr-x 512 r
root fstat 13709 text /usr 351906 -r-xr-sr-x 129809 r
Breakpoint 1, dofiles (kp=0x8050000) at /usr/src/usr.bin/fstat/fstat.c:349
349 bcopy(filed0.fd_dfiles, ofiles, (filed.fd_lastfile+1) * FPSIZE);
(gdb) p filed0.fd_fd.fd_lastfile + 1
$1 = 327686
(gdb) p filed0.fd_dfiles
$2 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}
(gdb) c
Continuing.
Program received signal SIGBUS, Bus error.
0x280fec8a in bcopy () from /usr/lib/libc.so.5
(gdb) where
#0 0x280fec8a in bcopy () from /usr/lib/libc.so.5
#1 0x0 in ?? ()
fd_lastfile is obviously bogus. Alfred, is this a consequence of your
fd work in the kernel?
DES
--
Dag-Erling Smorgrav - des@ofug.org
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