Date: Sat, 20 Mar 2004 12:05:05 +0300 From: Evgenii Davidov <dado@korolev-net.ru> To: freebsd-net@freebsd.org Subject: [Re: [Mpd-users] crash] Message-ID: <20040320090505.GB37671@korolev-net.ru>
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dear freebsd-wizards!
i have installed mpd from ports and it seems that it crashes the kernel via bpf:
On Wed, Mar 17, 2004 at 07:51:55PM +0100, Michael Bretterklieber пишет:
> Mpd-3.16 had a bad bug (but it shouldn't crash the machine), make sure you
> have installed 3.17 on both machines.
yes:
mpd -v
Version 3.17 (root@black 13:18 16-Mar-2004)
uname -a
FreeBSD black 5.2.1-RELEASE-p3 FreeBSD 5.2.1-RELEASE-p3 #3: Thu Mar 18 11:57:57 MSK 2004 root@black:/ad0/usr/obj/usr/src/sys/B3 i386
finally I've got such a core:
panic: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x2ea10689
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc0588dd8
stack pointer = 0x10:0xd76b1410
frame pointer = 0x10:0xd76b1478
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 29 (swi1: net)
trap number = 12
panic: page fault
syncing disks, buffers remaining... 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756 3756
giving up on 2881 buffers
Uptime: 1d0h6m51s
Dumping 510 MB
16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 272 288 304 320 336 352 368 384 400 416 432 448 464 480 496
---
Reading symbols from /boot/kernel/acpi.ko...done.
Loaded symbols for /boot/kernel/acpi.ko
Reading symbols from /boot/kernel/green_saver.ko...done.
Loaded symbols for /boot/kernel/green_saver.ko
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
240 dumping++;
(kgdb) list *0xc0588dd8
0xc0588dd8 is in bpf_filter (/usr/src/sys/net/bpf_filter.c:347).
342 continue;
343 #else
344 return 0;
345 #endif
346 }
347 A = p[k];
348 continue;
349
350 case BPF_LDX|BPF_MSH|BPF_B:
351 k = pc->k;
Evgenii V Davidov
----- End forwarded message -----
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Evgenii V Davidov
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