Date: Sat, 13 Nov 2010 22:14:56 +1100 From: Lawrence Stewart <lstewart@freebsd.org> To: Mikolaj Golub <to.my.trociny@gmail.com> Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r215166 - in head: . sys/conf sys/netinet sys/netinet/cc sys/sys Message-ID: <4CDE7330.3060705@freebsd.org> In-Reply-To: <8662w17e90.fsf@kopusha.home.net> References: <201011120641.oAC6fui3098584@svn.freebsd.org> <8662w17e90.fsf@kopusha.home.net>
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On 11/13/10 20:40, Mikolaj Golub wrote: > > On Fri, 12 Nov 2010 06:41:56 +0000 (UTC) Lawrence Stewart wrote: > > LS> Author: lstewart > LS> Date: Fri Nov 12 06:41:55 2010 > LS> New Revision: 215166 > LS> URL: http://svn.freebsd.org/changeset/base/215166 > > LS> Log: > LS> This commit marks the first formal contribution of the "Five New TCP Congestion > LS> Control Algorithms for FreeBSD" FreeBSD Foundation funded project. More details > LS> about the project are available at: http://caia.swin.edu.au/freebsd/5cc/ > > It looks like the code needs improvement to work with VIMAGE :-) > > options VIMAGE > > jail -i -c vnet persist path=/ > > panic: lock "cc_list" 0xc101c418 already initialized > > #0 doadump () at pcpu.h:231 > #1 0xc04f26b9 in db_fncall (dummy1=-1064234614, dummy2=0, dummy3=-1, > dummy4=0xca54b688 "\234¶TÊ") at /usr/src/sys/ddb/db_command.c:548 > #2 0xc04f2aef in db_command (last_cmdp=0xc0e7957c, cmd_table=0x0, dopager=0) > at /usr/src/sys/ddb/db_command.c:445 > #3 0xc04f2ba4 in db_command_script (command=0xc0e7a484 "call doadump") > at /usr/src/sys/ddb/db_command.c:516 > #4 0xc04f6df0 in db_script_exec (scriptname=0xca54b794 "kdb.enter.panic", warnifnotfound=Variable "warnifnotfound" is not available.) > at /usr/src/sys/ddb/db_script.c:302 > #5 0xc04f6ed7 in db_script_kdbenter (eventname=0xc0d2410e "panic") > at /usr/src/sys/ddb/db_script.c:324 > #6 0xc04f4b28 in db_trap (type=3, code=0) at /usr/src/sys/ddb/db_main.c:228 > #7 0xc0910fbe in kdb_trap (type=3, code=0, tf=0xca54b918) at /usr/src/sys/kern/subr_kdb.c:546 > #8 0xc0c3d7c6 in trap (frame=0xca54b918) at /usr/src/sys/i386/i386/trap.c:732 > #9 0xc0c2647c in calltrap () at /usr/src/sys/i386/i386/exception.s:168 > #10 0xc091118a in kdb_enter (why=0xc0d2410e "panic", msg=0xc0d2410e "panic") at cpufunc.h:71 > #11 0xc08dcd14 in panic (fmt=0xc0d27986 "lock \"%s\" %p already initialized") > at /usr/src/sys/kern/kern_shutdown.c:574 > #12 0xc0911bd4 in lock_init (lock=0xc147b204, class=0xc0e23a00, name=0xc0d3f215 "cc_list", > type=0x0, flags=2228224) at /usr/src/sys/kern/subr_lock.c:81 > #13 0xc08daf5d in rw_init_flags (rw=0xc101c418, name=0xc0d3f215 "cc_list", opts=0) > at /usr/src/sys/kern/kern_rwlock.c:195 > #14 0xc0a0d0c2 in cc_init () at /usr/src/sys/netinet/cc/cc.c:182 > #15 0xc0a7a4fd in tcp_init () at /usr/src/sys/netinet/tcp_subr.c:281 > #16 0xc0940e59 in protosw_init (pr=0x0) at /usr/src/sys/kern/uipc_domain.c:157 > #17 0xc0940e87 in domain_init (arg=0xc0e34280) at /usr/src/sys/kern/uipc_domain.c:174 > #18 0xc0940ee1 in vnet_domain_init (arg=0xc0e34280) at /usr/src/sys/kern/uipc_domain.c:190 > #19 0xc09adb2e in vnet_sysinit () at /usr/src/sys/net/vnet.c:625 > #20 0xc09ae1ef in vnet_alloc () at /usr/src/sys/net/vnet.c:254 > #21 0xc08ba41a in kern_jail_set (td=0xc306d870, optuio=0xc2d66a80, flags=0) > at /usr/src/sys/kern/kern_jail.c:1244 > #22 0xc08bbd00 in jail_set (td=0xc306d870, uap=0xca54bcec) at /usr/src/sys/kern/kern_jail.c:489 > #23 0xc091e903 in syscallenter (td=0xc306d870, sa=0xca54bce4) > at /usr/src/sys/kern/subr_trap.c:318 > #24 0xc0c3cebf in syscall (frame=0xca54bd28) at /usr/src/sys/i386/i386/trap.c:1095 > #25 0xc0c26511 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:266 > #26 0x00000033 in ?? () > Gah, didn't occur to me that cc_init() could be called multiple times. I think I know how to fix it but probably won't get to look at this until tomorrow. Thanks for the report. Cheers, Lawrencehelp
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