Date: Wed, 28 Jun 2006 23:52:58 +0200 From: Fabian Keil <freebsd-listen@fabiankeil.de> To: Robert Watson <rwatson@FreeBSD.org> Cc: Peter Thoenen <peter.thoenen@yahoo.com>, freebsd-stable@freebsd.org Subject: Re: FreeBSD 6.1 Tor issues (Once More, with Feeling) Message-ID: <20060628235258.3414b074@localhost> In-Reply-To: <20060628101729.J50845@fledge.watson.org> References: <20060627175853.765a590e@localhost> <20060628101729.J50845@fledge.watson.org>
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--Sig_.Ul6_bDoBuQp2ys9Oua3sk4 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Robert Watson <rwatson@FreeBSD.org> wrote: > - Are there any warnings on the console from WITNESS or other > debugging options? I just got: Jun 28 23:01:19 tor kernel: lock order reversal: Jun 28 23:01:19 tor kernel: 1st 0xc3795000 kqueue (kqueue) @ /usr/src/sys/k= ern/kern_event.c:1053 Jun 28 23:01:19 tor kernel: 2nd 0xc1043144 system map (system map) @ /usr/s= rc/sys/vm/vm_map.c:2390 Jun 28 23:01:20 tor kernel: KDB: stack backtrace: Jun 28 23:01:20 tor kernel: kdb_backtrace(0,ffffffff,c0711af0,c0713440,c06d= b624) at kdb_backtrace+0x29 Jun 28 23:01:20 tor kernel: witness_checkorder(c1043144,9,c06b90a8,956) at = witness_checkorder+0x578 Jun 28 23:01:20 tor kernel: _mtx_lock_flags(c1043144,0,c06b90a8,956) at _mt= x_lock_flags+0x5b Jun 28 23:01:20 tor kernel: _vm_map_lock(c10430c0,c06b90a8,956) at _vm_map_= lock+0x26 Jun 28 23:01:20 tor kernel: vm_map_remove(c10430c0,c3bc6000,c3bc8000,d6f55b= 30,c0623361) at vm_map_remove+0x1f Jun 28 23:01:20 tor kernel: kmem_free(c10430c0,c3bc6000,2000,d6f55b48,c0625= 24f) at kmem_free+0x25 Jun 28 23:01:20 tor kernel: page_free(c3bc6000,2000,22,2000,d6f55b60) at pa= ge_free+0x29 Jun 28 23:01:20 tor kernel: uma_large_free(c3ba5140) at uma_large_free+0x7b Jun 28 23:01:20 tor kernel: free(c3bc6000,c06d8980,c3bc6000,c4830000,1400) = at free+0xc5 Jun 28 23:01:20 tor kernel: kqueue_expand(c3795000,c06d8a40,500,0) at kqueu= e_expand+0xd7 Jun 28 23:01:20 tor kernel: kqueue_register(c3795000,d6f55bf4,c3a8f480,1,0)= at kqueue_register+0x1b8 Jun 28 23:01:20 tor kernel: kern_kevent(c3a8f480,3,19,200,d6f55cc8) at kern= _kevent+0xc9 Jun 28 23:01:20 tor kernel: kevent(c3a8f480,d6f55d04,6,2,212) at kevent+0x55 Jun 28 23:01:20 tor kernel: syscall(2824003b,80e003b,bfbf003b,cb87000,80d50= 20) at syscall+0x22f Jun 28 23:01:20 tor kernel: Xint0x80_syscall() at Xint0x80_syscall+0x1f Jun 28 23:01:20 tor kernel: --- syscall (363, FreeBSD ELF32, kevent), eip = =3D 0x282cc4af, esp =3D 0xbfbfe9fc, ebp =3D 0xbfbfea48 --- Looks similar to <http://sources.zabbadoz.net/freebsd/lor.html#185>. Fabian --=20 http://www.fabiankeil.de/ --Sig_.Ul6_bDoBuQp2ys9Oua3sk4 Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (FreeBSD) iD8DBQFEovpEjV8GA4rMKUQRAk2FAJ9pYGaRdS1AJNAkqRDI4/eDg6rvHQCgmIOP tfNSpMEJHquK13NcTLupHSw= =qj83 -----END PGP SIGNATURE----- --Sig_.Ul6_bDoBuQp2ys9Oua3sk4--
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