Date: Wed, 3 Nov 2004 13:35:16 +0700 From: Dikshie <dikshie@ppk.itb.ac.id> To: Robert Watson <rwatson@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: panic: mutex accept not owned at /usr/src/sys/kern/uipc_socket.c:493 Message-ID: <20041103063516.GA18205@ppk.itb.ac.id> In-Reply-To: <Pine.NEB.3.96L.1041102165313.11071K-100000@fledge.watson.org> References: <20041102122546.GB9392@ppk.itb.ac.id> <Pine.NEB.3.96L.1041102165313.11071K-100000@fledge.watson.org>
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Thanks for your response.
Your patch works well.
Robert Watson (rwatson@freebsd.org) wrote:
> It looks like there's a missing call to ACCEPT_LOCK() in
> uipc_socket.c:soabort(). It should appear before the call to SOCK_LOCK().
> Could you try the attached patch?
>
> Robert N M Watson FreeBSD Core Team, TrustedBSD Projects
> robert@fledge.watson.org Principal Research Scientist, McAfee Research
>
> Index: uipc_socket.c
> ===================================================================
> RCS file: /home/ncvs/src/sys/kern/uipc_socket.c,v
> retrieving revision 1.215
> diff -u -r1.215 uipc_socket.c
> --- uipc_socket.c 23 Oct 2004 19:06:43 -0000 1.215
> +++ uipc_socket.c 2 Nov 2004 16:57:58 -0000
> @@ -490,6 +490,7 @@
>
> error = (*so->so_proto->pr_usrreqs->pru_abort)(so);
> if (error) {
> + ACCEPT_LOCK();
> SOCK_LOCK(so);
> sotryfree(so); /* note: does not decrement the ref count */
> return error;
with best regards,
-dikshie-
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