Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 13 Nov 2010 13:24:47 +0200
From:      Kostik Belousov <kostikbel@gmail.com>
To:        Alexander Best <arundel@freebsd.org>
Cc:        freebsd-current@freebsd.org
Subject:   Re: www/chromium crashing whole system
Message-ID:  <20101113112447.GF2392@deviant.kiev.zoral.com.ua>
In-Reply-To: <20101112223715.GA1356@freebsd.org>
References:  <20101112223715.GA1356@freebsd.org>

next in thread | previous in thread | raw e-mail | index | archive | help

--CB10VOgVmqyNpfLi
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Fri, Nov 12, 2010 at 10:37:15PM +0000, Alexander Best wrote:
> hi there,
>=20
> i'm having an issue with www/chromium. sometimes it will completely lock =
up my
> system without producing a core dump. i'm running HEAD (r215102; amd64).
Core dump of the kernel or the process ?

You probably should follow the usual procedure for the deadlock
debugging, see dev handbook.

>=20
> this time however chrome.core made it to disk somehow:
>=20
=2E..

> Loaded symbols for /libexec/ld-elf.so.1
> #0  0x00000008026d76a2 in symlook_default (name=3D0x806797dbc "__sys_sigr=
eturn", hash=3D92647454, refobj=3D0x802722c00, defobj_out=3D0x7fffffbfe160,=
 ventry=3D0x802717790, flags=3D1) at /usr/src/libexec/rtld-elf/rtld.c:2675
Please show the output of "info locals" in the frame 0.

> 2675		symp =3D symlook_list(name, hash, &list_main, &obj, ventry, flags,
> [New Thread 2ee6b40 (LWP 100245)]
> [New Thread 2ee6000 (LWP 100212)]
> (gdb) bt
> #0  0x00000008026d76a2 in symlook_default (name=3D0x806797dbc "__sys_sigr=
eturn", hash=3D92647454, refobj=3D0x802722c00, defobj_out=3D0x7fffffbfe160,=
 ventry=3D0x802717790, flags=3D1) at /usr/src/libexec/rtld-elf/rtld.c:2675
> #1  0x00000008026d815c in find_symdef (symnum=3D217, refobj=3D0x802722c00=
, defobj_out=3D0x7fffffbfe1a8, flags=3D1, cache=3D0x0) at /usr/src/libexec/=
rtld-elf/rtld.c:1205
> #2  0x00000008026d8233 in _rtld_bind (obj=3D0x802722c00, reloff=3DVariabl=
e "reloff" is not available.
> ) at /usr/src/libexec/rtld-elf/rtld.c:557
> #3  0x00000008026d487d in _rtld_bind_start () at /usr/src/libexec/rtld-el=
f/amd64/rtld_start.S:99
> #4  0xffffffff91969eb2 in ?? ()
> #5  0x0000000000000000 in ?? ()
> #6  0x0000000000000000 in ?? ()
> #7  0xfffffffffffffbd0 in ?? ()
> #8  0x00007fffffbfe260 in ?? ()
> #9  0x00007fffffbfe260 in ?? ()
> #10 0x0000000000000000 in ?? ()
> #11 0x0000000002ee6000 in ?? ()
> #12 0x0000000002ee6cb8 in ?? ()
> #13 0x0000000000000206 in ?? ()
> #14 0x0000000000000000 in ?? ()
> #15 0x0000000802722c00 in ?? ()
> #16 0x0000000000000024 in ?? ()
> #17 0x000000080679fc26 in handle_signal (actp=3DVariable "actp" is not av=
ailable.
> ) at /usr/src/lib/libthr/thread/thr_sig.c:254
> #18 0x000000080679fd5f in thr_sighandler (sig=3D20, info=3D0x7fffffbfea00=
, _ucp=3D0x7fffffbfe690) at /usr/src/lib/libthr/thread/thr_sig.c:181
> #19 <signal handler called>
> #20 0x00000008069cad6c in read () at read.S:3
> #21 0x000000080679dc70 in __read (fd=3D15, buf=3D0x7fffffbfef84, nbytes=
=3D4) at /usr/src/lib/libthr/thread/thr_syscalls.c:460
> #22 0x000000000043871f in (anonymous namespace)::ShutdownDetector::Thread=
Main ()
> #23 0x0000000000984caa in ThreadFunc ()
> #24 0x000000080679b81e in thread_start (curthread=3D0x2ee6b40) at /usr/sr=
c/lib/libthr/thread/thr_create.c:273
> #25 0x0000000000000000 in ?? ()
> Cannot access memory at address 0x7fffffbff000
>=20
> cheers.
> alex
>=20
> --=20
> a13x
> _______________________________________________
> freebsd-current@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"

--CB10VOgVmqyNpfLi
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.11 (FreeBSD)

iEYEARECAAYFAkzedX4ACgkQC3+MBN1Mb4hQlwCg0vWlmYVj6EFDxanso//CUN5a
1CcAn2+Tbv8c+NrxTyysDcZSjctc5340
=UEZC
-----END PGP SIGNATURE-----

--CB10VOgVmqyNpfLi--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20101113112447.GF2392>