Re: ALTQ cannot be stopped Was: Fwd: 10-BETA : some network issues

[BERTRAND Joël <joel.bertrand%systella.fr@localhost>]

Taylor R Campbell a écrit :
>> Date: Wed, 19 Jul 2023 15:36:48 +0200
>> From: BERTRAND Joël <joel.bertrand%systella.fr@localhost>
>>
>> 	Yesterday, I have done a mistake... ALTQD is running on one of my
>> NetBSD server (this server routes rtp packets) and I have tried to
>> reboot this machine... It was not possible: shutdown stalled on
>> "Stopping altqd" (more than 10 minutes, I have only powered up screen
>> after a long time...). Fortunately, this server was not too far and I
>> have manually killed altqd.
>>
>> 	Any news about PR 57171 ? If altqd is running, it has to be manually
>> killed before shutdown or shutdown cannot stop system...
> 
> It looks like the PR is waiting for feedback from you to get a stack
> trace from altqd with debug info?
> 
> Can you please extract the debug.tar.xz set for your userland, attach
> gdb to the stuck altqd, and ask for `bt'?

	I have rebuilt my tree, done an install=/ and extract debug.tar.xz in
/usr/libdata.

	altqd is stopped.

legendre# /etc/rc.d/altqd start
Starting altqd.
legendre# /etc/rc.d/altqd stop
Stopping altqd.
Waiting for PIDS: 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893,
7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893,
7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893,
7893, 7893, 7893, 7893, 7893, 7893, 7893, 7893 ...


legendre# gdb /usr/sbin/altqd 7893
GNU gdb (GDB) 11.0.50.20200914-git
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Type "show configuration" for configuration details.
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For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /usr/sbin/altqd...
(No debugging symbols found in /usr/sbin/altqd)
Attaching to program: /usr/sbin/altqd, process 7893
Reading symbols from /usr/lib/libutil.so.7...
Reading symbols from /usr/libdata/debug//usr/lib/libutil.so.7.24.debug...
(No debugging symbols found in
/usr/libdata/debug//usr/lib/libutil.so.7.24.debug)
Reading symbols from /usr/lib/libm.so.0...
--Type <RET> for more, q to quit, c to continue without paging--
Reading symbols from /usr/libdata/debug//usr/lib/libm.so.0.12.debug...
(No debugging symbols found in
/usr/libdata/debug//usr/lib/libm.so.0.12.debug)
Reading symbols from /usr/lib/libc.so.12...
Reading symbols from /usr/libdata/debug//usr/lib/libc.so.12.220.debug...
(No debugging symbols found in
/usr/libdata/debug//usr/lib/libc.so.12.220.debug)
Reading symbols from /usr/libexec/ld.elf_so...
(No debugging symbols found in /usr/libexec/ld.elf_so)
[Switching to LWP 7893 of process 7893]
0x000000010820564b in qop_clear ()
(gdb) bt
#0  0x000000010820564b in qop_clear ()
#1  0x0000000108205774 in qop_delete_if ()
#2  0x00000001082058c6 in qcmd_destroyall ()
#3  0x0000000108212c45 in main ()
(gdb) info locals
No symbol table info available.
(gdb)

	I don't understand why gdb complains about debugging symbols.

legendre# pwd
/usr/libdata/debug/usr/lib
legendre# file libutil.so.7.24.debug
libutil.so.7.24.debug: ELF 64-bit LSB shared object, x86-64, version 1
(SYSV), dynamically linked, for NetBSD 10.0, not stripped
legendre# ls -l libutil.so.7.24.debug
-r--r--r--  1 root  wheel  111104 Jul 20 16:17 libutil.so.7.24.debug
legendre#

	Best regards,

	JB