From owner-freebsd-current@freebsd.org Sun Dec 27 16:35:35 2015 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 91D17A5235D for ; Sun, 27 Dec 2015 16:35:35 +0000 (UTC) (envelope-from allanjude@freebsd.org) Received: from mx1.scaleengine.net (mx1.scaleengine.net [209.51.186.6]) by mx1.freebsd.org (Postfix) with ESMTP id 5214E1A29 for ; Sun, 27 Dec 2015 16:35:35 +0000 (UTC) (envelope-from allanjude@freebsd.org) Received: from [10.1.1.2] (unknown [10.1.1.2]) (Authenticated sender: allanjude.freebsd@scaleengine.com) by mx1.scaleengine.net (Postfix) with ESMTPSA id 4495BD440 for ; Sun, 27 Dec 2015 16:35:34 +0000 (UTC) Subject: Re: isofs kernel panic To: freebsd-current@freebsd.org References: <20151227083848.GA43841@mutt-hardenedbsd> From: Allan Jude Message-ID: <5680134D.8020409@freebsd.org> Date: Sun, 27 Dec 2015 11:35:25 -0500 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0 MIME-Version: 1.0 In-Reply-To: <20151227083848.GA43841@mutt-hardenedbsd> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="aNRiuqMcUcNlD3G2mHoxn3axsi9pkLpX2" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 27 Dec 2015 16:35:35 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --aNRiuqMcUcNlD3G2mHoxn3axsi9pkLpX2 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 2015-12-27 03:38, Shawn Webb wrote: > Hey All, >=20 > This is from booting a new installer ISO, generated today from a very > recent commit: >=20 > =3D=3D=3D Begin Log =3D=3D=3D > Trying to mount root from cd9660:/dev/iso9660/11_0__HBSD_AMD64_CD [ro].= =2E. > lock order reversal: > 1st 0xfffffe00f6222e40 bufwait (bufwait) @ /jenkins/workspace/Hardened= BSD-master-amd64/sys/vm/vm_pager.c:380 > 2nd 0xfffff800063785f0 isofs (isofs) @ /jenkins/workspace/HardenedBSD-= master-amd64/sys/kern/imgact_elf.c:883 > stack backtrace: > #0 0xffffffff80a7ce70 at witness_debugger+0x70 > #1 0xffffffff80a7cd71 at witness_checkorder+0xe71 > #2 0xffffffff80a0033b at __lockmgr_args+0xd3b > #3 0xffffffff80ac2fdc at vop_stdlock+0x3c > #4 0xffffffff80fc0fc0 at VOP_LOCK1_APV+0x100 > #5 0xffffffff80ae397a at _vn_lock+0x9a > #6 0xffffffff809c4b01 at exec_elf64_imgact+0xa91 > #7 0xffffffff809e35e9 at kern_execve+0x4b9 > #8 0xffffffff809e2ddc at sys_execve+0x4c > #9 0xffffffff809c760a at start_init+0x26a > #10 0xffffffff809eadb4 at fork_exit+0x84 > #11 0xffffffff80e4e9ae at fork_trampoline+0xe > userret: returning with the following locks held: > exclusive lockmgr bufwait (bufwait) r =3D 0 (0xfffffe00f6222c10) locked= @ /jenkins/workspace/HardenedBSD-master-amd64/sys/vm/vm_pager.c:380 > exclusive lockmgr bufwait (bufwait) r =3D 0 (0xfffffe00f6222e40) locked= @ /jenkins/workspace/HardenedBSD-master-amd64/sys/vm/vm_pager.c:380 > panic: witness_warn > =3D=3D=3D End Log =3D=3D=3D >=20 > This is 11-CURRENT/amd64, based on HardenedBSD commit > f0a4c61a2e9e2433db632d70d5764e79c5b84b7a. I booted the ISO up in bhyve > using vmrun.sh. I haven't ruled out anything on HardenedBSD's side, yet= , > but we don't have any changes that would cause a panic'ing LOR in > vm_pager.c. I'll do some more investigative work when I get some more > sleep. But if anyone has any ideas, please let me know. I kinda wonder > if this is related to the recent VFS changes by FreeBSD. >=20 > Thanks, >=20 I saw the same thing with an ISO I made last night, but also see it with the latest official snapshot ISO as well. --=20 Allan Jude --aNRiuqMcUcNlD3G2mHoxn3axsi9pkLpX2 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (MingW32) iQIcBAEBAgAGBQJWgBNXAAoJEBmVNT4SmAt+pdEQAM8S1lLwda2yWQH6zyc7N4Hp UDSncmfozUwewmihj0SujNSNEGluC6VJztMD0etJES97Pf8M6fXwlbk5d/xw2zZt YebzAReA98hQxz3nMneB5upo5rx3V8SM8Ct4sAM9pNDGEuFrh0DmXK9fIJ/92HHN ioy+f/kY54LH+WtO8FmiWB9wuI3b6JIR2QCllr0li/R2ZOa/A5CpH5+QvBNeO6oA em3Vzq3NX7OFA0KMbXwLdMCtAH+/wUisP1GPtIx4onMd7sPla56aVsDsFm6J7x7Z rHoVblLUzix95b+SxGeWOqayu6hd863KHcEE8CpZWnUdj6m+JM3JiCIdd1Jj/rCB bUfXgBWLC7ckSIyT5BV6x4PceGhiqE6gzUL+iGwqP0dFmS6CK+X3MvAm76PhzZE3 obYwBe2Un891kVE8MJF3DHjfeQT2gyVUY+FE+vCZGLkdv1XcsiZtbY3CTXbM4gMv aD57GEMiYxLOvRJWrHLtHvjsheP99SZx953SpE7MJZIco39Fk3of0gl0jMVMjz8d d0I1kEFZJrsEyc7T1MU4F1MYBc9J1ia878hJR/wQh7aCUyp/ENFtWJcpaSnRpR1F 1+zNHC47/vDp5TYA1MyqKKMY+WBico13AyUCvyuv/z9QLL210xmYHBxJ4xRaHVhL u26YeF8hnGY2u8854mMZ =C5Fp -----END PGP SIGNATURE----- --aNRiuqMcUcNlD3G2mHoxn3axsi9pkLpX2--