From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1DG1Co-0004xT-Ot for user-mode-linux-devel@lists.sourceforge.net; Mon, 28 Mar 2005 12:51:26 -0800 Received: from dsl092-053-140.phl1.dsl.speakeasy.net ([66.92.53.140] helo=grelber.thyrsus.com) by sc8-sf-mx1.sourceforge.net with esmtp (TLSv1:AES256-SHA:256) (Exim 4.41) id 1DG1Cm-0008BN-F6 for user-mode-linux-devel@lists.sourceforge.net; Mon, 28 Mar 2005 12:51:26 -0800 From: Rob Landley Subject: Re: [uml-devel] Hostfs permission checks are all wonky. References: <200503201417.59739.rob@landley.net> <200503230109.06359.rob@landley.net> <200503241153.56262.blaisorblade@yahoo.it> In-Reply-To: <200503241153.56262.blaisorblade@yahoo.it> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200503281448.22110.rob@landley.net> Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: The user-mode Linux development list List-Post: List-Help: List-Subscribe: , List-Archive: Date: Mon, 28 Mar 2005 14:48:21 -0500 To: user-mode-linux-devel@lists.sourceforge.net Cc: Blaisorblade On Thursday 24 March 2005 05:53 am, Blaisorblade wrote: > > You mean like this darn bug I've been seeing for weeks? > > > > io scheduler noop registered > > loop: loaded (max 8 devices) > > Initialized stdio console driver > > Console initialized on /dev/tty0 > > VFS: Mounted root (hostfs filesystem). > > idr_remove called for id=3 which is not allocated. > > Call Trace: > > a01fba48: [] > > a01fba84: [] > > a01fba9c: [] > > a01fbb04: [] > > a01fbb4c: [] > > a01fbb68: [] > > a01fbb74: [] > > a01fbb7c: [] > > a01fbb80: [] > > a01fbba8: [] > > a01fbbc8: [] > > a01fbbe4: [] > > a01fbc24: [] > > a01fbc38: [] > > a01fbc54: [] > > a01fbcc0: [] > > a01fbce4: [] > > a01fbd14: [] > > a01fbd20: [] > > > > sh-2.05b# > > > > It does that all the time. (The id=? bit changes with each run.) > > Somewhere around here I've got a trace from when I built it with debug > > symbols, I can get that for you at the same time I try out your patch... > > I'd like that a lot, and also your .config - I've never seen that message > nor I know the users of that kernel internal API (but probably UML itself > isn't using that). VFS: Mounted root (hostfs filesystem). idr_remove called for id=1 which is not allocated. Call Trace: a086fa1c: [] sub_remove+0xe0/0xe9 a086fa58: [] idr_remove+0x1f/0x8b a086fa74: [] release_dev+0x64f/0x665 a086fae0: [] init_dev+0x37e/0x472 a086fb28: [] tty_open+0x1d1/0x300 a086fb38: [] kobject_get+0x14/0x1c a086fb48: [] cdev_get+0xb/0xe a086fb54: [] exact_lock+0xb/0x17 a086fb5c: [] kobj_lookup+0x90/0xba a086fb6c: [] exact_match+0x0/0x8 a086fb88: [] chrdev_open+0xcb/0xe8 a086fbac: [] dentry_open+0xa7/0x151 a086fbcc: [] filp_open+0x40/0x45 a086fc0c: [] get_unused_fd+0x55/0x9d a086fc24: [] sys_open+0x32/0x6c a086fc44: [] execute_syscall_tt+0xd3/0xe0 a086fcb4: [] syscall_handler_tt+0x3e/0x66 a086fcdc: [] sig_handler_common_tt+0x93/0xe4 a086fd10: [] sig_handler+0x18/0x27 a086fd20: [] __restore+0x0/0x8 sh-2.05b# Rob ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel