From owner-freebsd-fs@FreeBSD.ORG Mon Sep 3 06:03:29 2012 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 394CD106564A for ; Mon, 3 Sep 2012 06:03:29 +0000 (UTC) (envelope-from bryan@shatow.net) Received: from secure.xzibition.com (secure.xzibition.com [173.160.118.92]) by mx1.freebsd.org (Postfix) with ESMTP id D4CA08FC20 for ; Mon, 3 Sep 2012 06:03:27 +0000 (UTC) DomainKey-Signature: a=rsa-sha1; c=nofws; d=shatow.net; h=message-id :date:from:mime-version:to:subject:references:in-reply-to :content-type:content-transfer-encoding; q=dns; s=sweb; b=0n15wd NXBH7epxOTyTCo4uMET13DqetUR2sZg82CrBlhbWyAfIlLSPnWDZYumh9NsiFANT UamXHCDfaZbG505vrO6SXIWADbdRnFCckNe/cmfodJaVbbagXGcmDqAkVpMGAKR4 TZE5ZtzpJnEFkZnhSqhFmEQZwcMHQuuGo5ocw= DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=shatow.net; h=message-id :date:from:mime-version:to:subject:references:in-reply-to :content-type:content-transfer-encoding; s=sweb; bh=6uDVWUyAfcqk 5dCSDHjh4Cs2dSxovQ/cne/MuIH+IQk=; b=oVJiB7WvSdc/2RHk7kX1P6jx/YAO J16AK1bftTPWVRI0hOPNQnmrQ47u+PIkNXUOR8cO2zikQ8SCvkhz+O17NoIIBWaw 1JnT6ejvRcCHcDKsiMrzHsrk5Qp7C7caL3Bg90PtrVJstpvEXdaYKgZAe5CZ/o7C YTxSQbXotXA8wdI= Received: (qmail 8214 invoked from network); 3 Sep 2012 01:03:26 -0500 Received: from unknown (HELO ?10.10.0.115?) (bryan@shatow.net@10.10.0.115) by sweb.xzibition.com with ESMTPA; 3 Sep 2012 01:03:26 -0500 Message-ID: <5044482D.90602@shatow.net> Date: Mon, 03 Sep 2012 01:03:25 -0500 From: Bryan Drewery User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:15.0) Gecko/20120824 Thunderbird/15.0 MIME-Version: 1.0 To: freebsd-fs@freebsd.org References: <504428EB.4020702@shatow.net> <504430F9.8000105@shatow.net> In-Reply-To: <504430F9.8000105@shatow.net> X-Enigmail-Version: 1.4.4 OpenPGP: id=3C9B0CF9; url=http://www.shatow.net/bryan/bryan.asc Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: Panic in zfs_freebsd_getattr -> zfs_fuid_table_load - avl_find() succeeded inside avl_add() [ACL, 9.1-PRERELEASE] X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Sep 2012 06:03:29 -0000 On 9/2/2012 11:24 PM, Bryan Drewery wrote: > On 9/2/2012 11:19 PM, Freddie Cash wrote: >> (Please forgive the top-post, sent from my phone.) >> >> There's a pool or zfs property that deals with how acl inheritance >> works, and how to handle failures (panic, continue, ignore, etc). Don't >> recall the exact name but it's along the lines of aclinherit. What's it >> currently set to? And how does the system react if you change it? >> >> See the zpool and zfs man pages for info. > > According to the manpage, those properties (aclinherit, aclmode), only > affect creation and modification (chmod) of files. > > I don't think they'll help here as I can't even access them. > Confirming this did not help. Thank you for the suggestion though. > >> >> On Sep 2, 2012 8:51 PM, "Bryan Drewery" > > wrote: >> >> Running 9.1-PRERELEASE currently. >> >> Just set this server up, imported the pool from OpenIndiana 151 I >> believe it was. >> >> When I access (simply `ls`) certain files/directories, the system >> panics. These files have ACL properties set on them from the Solaris >> system. >> >> This system has 32gb of ram and only 8gb swap setup, so I do not >> currently have a kernel core dump. It's also practically a production >> machine, so I do not have much leeway in testing on it. >> >> backtrace: >> >> >From running ls(1): >> >> panic: avl_find() succeeded inside avl_add() I removed my seat belt and made this PANIC into a return; I don't know the impact of this, but I am able to access the files now. I'm looking for what duplicated entries there are. Any advice on this would be appreciated. I'll avoid clearing the ACL properties for now. >> avl_add+0x4b >> zfs_fuid_table_load+0x198 >> zfs_fuid_init+0x12c >> zfs_fuid_find_by_idx+0xc7 >> zfs_fuid_map_id+0x19 >> zfs_groupmember+0x16 >> zfs_zaccess_aces_check+0x196 >> zfs_zaccess+0xc6 >> zfs_freebsd_getattr+0x1c1 >> vn_stat+0x6a >> kern_statat_vnhook+0xf9 >> kern_statat+0x15 >> sys_lstat+0x2a >> amd64_syscall+0x540 >> >> At first I thought this was related to MAC / ugidfw, but I am able to >> reproduce with those not compiled in. FWIW, here is a backtrace from >> having that enabled: >> >> panic: avl_find() succeeded inside avl_add() >> avl_add+0x4b >> zfs_fuid_table_load+0x198 >> zfs_fuid_init+0x12c >> zfs_fuid_find_by_idx+0xc7 >> zfs_fuid_map_id+0x19 >> zfs_groupmember+0x16 >> zfs_zaccess_aces_check+0x196 >> zfs_zaccess+0xc6 >> zfs_freebsd_getattr+0x1c1 >> ugidfw_check_vp+0x6c >> mac_vnode_check_stat+0xa7 >> vn_stat+0x39 >> kern_statat_vnhook+0xf9 >> kern_statat+0x15 >> sys_stat+0x2a >> amd64_syscall+0x540 >> >> >> Is there some easy way to clear these ACL properties on the files? I do >> not need them. >> >> Any suggestions on how I might fix this or debug this further? >> >> >> Bryan >> > > -- Regards, Bryan Drewery bdrewery@freenode/EFNet