From owner-freebsd-current@freebsd.org Wed Oct 24 21:08:17 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 305031070459 for ; Wed, 24 Oct 2018 21:08:17 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id B8F5C7A828 for ; Wed, 24 Oct 2018 21:08:16 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 7AFAA1070456; Wed, 24 Oct 2018 21:08:16 +0000 (UTC) Delivered-To: current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 5917D1070455 for ; Wed, 24 Oct 2018 21:08:16 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from mail.ignoranthack.me (ignoranthack.me [199.102.79.106]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id DFC767A827 for ; Wed, 24 Oct 2018 21:08:15 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from [192.168.0.6] (unknown [75.161.243.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: sbruno@ignoranthack.me) by mail.ignoranthack.me (Postfix) with ESMTPSA id E6C291AFBDA; Wed, 24 Oct 2018 13:19:37 +0000 (UTC) Subject: Re: UFS panics To: Leandro , current@freebsd.org References: From: Sean Bruno Openpgp: preference=signencrypt Autocrypt: addr=sbruno@freebsd.org; prefer-encrypt=mutual; keydata= xsBNBFk+0UEBCADaf4bgxxKvMOhRV5NPoGWRCCGm49d6+1VFNlQ77WsY/+Zvf95TPULdRlnG w648KfxWt7+O3kdKhdRwnqlXWC7zA2Qt0dRE1yIqOGJ4jp4INvp/bcxWzgr0aoKOjrlnfxRV bh+s0rzdZt6TsNL3cVYxkC8oezjaUkHdW4mFJU249U1QJogkF8g0FeKNfEcjEkwJNX6lQJH+ EzCWT0NCk6J+Xyo+zOOljxPp1OUfdvZi3ulkU/qTZstGVWxFVsP8xQklV/y3AFcbIYx6iGJ4 5L7WuB0IWhO7Z4yHENr8wFaNYwpod9i4egX2BugbrM8pOfhN2/qqdeG1L5LMtXw3yyAhABEB AAHNN1NlYW4gQnJ1bm8gKEZyZWVCU0QgRGV2ZWxvcGVyIEtleSkgPHNicnVub0BmcmVlYnNk Lm9yZz7CwJQEEwEKAD4WIQToxOn4gDUE4eP0ujS95PX+ibX8tgUCWT7RQQIbAwUJBaOagAUL CQgHAwUVCgkICwUWAwIBAAIeAQIXgAAKCRC95PX+ibX8ttKTCACFKzRc56EBAlVotq02EjZP SfX+unlk6AuPBzShxqRxeK+bGYVCigrYd1M8nnskv0dEiZ5iYeND9HIxbpEyopqgpVTibA7w gBXaZ7SOEhNX1wXwg14JrralfSmPFMYni+sWegPMX/zwfAsn1z4mG1Nn44Xqo3o7CfpkMPy6 M5Bow2IDzIhEYISLR+urxs74/aHU35PLtBSDtu18914SEMDdva27MARN8mbeCDbuJVfGCPWy YHuy2t+9u2Zn5Dd+t3sBXLM9gpeaMm+4x6TNPpESygbVdh4tDdjVZ9DK/bWFg0kMgfZoaq6J l0jNsQXrZV3bzYNFbVw04pFcvA2GIJ7xzsBNBFk+0UEBCADIXBmQOaKMHGbc9vwjhV4Oj5aZ DdhNedn12FVeTdOXJvuTOusgxS29lla0RenHGDsgD08UiFpasBXWq/E+BhQ19d+iRbLLR17O KKc1ZGefoVbLARLXD68J5j4XAyK+6k2KqBLlqzAEpHTzsksM9naARkVXiEVcrt6ciw0FSm8n kuK3gDKKe93XfzfP+TQdbvvzJc7Fa+appLbXz61TM1aikaQlda8bWubDegwXbuoJdB34xU1m yjr/N4o+raL0x7QrzdH+wwgrTTo+H4S2c1972Skt5K5tbxLowfHicRl23V8itVQr3sBtlX4+ 66q+Apm7+R36bUS/k+G45Sp6iPpxABEBAAHCwHwEGAEKACYWIQToxOn4gDUE4eP0ujS95PX+ ibX8tgUCWT7RQQIbDAUJBaOagAAKCRC95PX+ibX8trrIB/9Pljqt/JGamD9tx4dOVmxSyFg9 z2xzgklTLuDgS73MM120mM7ao9AQUeWiSle/H0UCK7xPOzC/aeUC4oygDQKAfkkNbCNTo3+A qDjBRA8qx0e9a/QjDL+RFgD4L5kLT4tToY8T8HaBp8h03LBfk510IaI8oL/Jg7vpM3PDtJMW tUi2H+yNFmL3NfM2oBToWKLFsoP54f/eeeImrNnrlLjLHPzqS+/9apgYqX2Jwiv3tHBc4FTO GuY8VvF7BpixJs8Pc2RUuCfSyodrp1YG1kRGlXAH0cqwwr0Zmk4+7dZvtVQMCl6kS6q1+84q JwtItxS2eXSEA4NO0sQ3BXUywANh Message-ID: Date: Wed, 24 Oct 2018 15:08:11 -0600 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="13Pvg2EADJrDNSKvtkHoP8nJcj4EIaE6O" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 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: Wed, 24 Oct 2018 21:08:17 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --13Pvg2EADJrDNSKvtkHoP8nJcj4EIaE6O Content-Type: multipart/mixed; boundary="D4ozwyZTZnd6kGLEV5PoJqGIsfeEfuWaB"; protected-headers="v1" From: Sean Bruno To: Leandro , current@freebsd.org Message-ID: Subject: Re: UFS panics References: In-Reply-To: --D4ozwyZTZnd6kGLEV5PoJqGIsfeEfuWaB Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 10/24/18 9:22 AM, Leandro wrote: > Hello, >=20 > I'm seeing a kernel panic when trying to move a specific file. >=20 > panic: Bad effnlink fip 0xc0000004a2c69a00, fdp 0xc000000497093be0, > tdp 0xc0000004be6295a0 > cpuid =3D 72 > time =3D 1540283798 > KDB: stack backtrace: > 0xe0000000adb8dcc0: at .kdb_backtrace+0x5c > 0xe0000000adb8ddf0: at .vpanic+0x1b4 > 0xe0000000adb8deb0: at .panic+0x38 > 0xe0000000adb8df40: at .ufs_readdir+0x2f24 > 0xe0000000adb8e1b0: at .VOP_RENAME_APV+0x190 > 0xe0000000adb8e240: at .kern_renameat+0x3c0 > 0xe0000000adb8e540: at .sys_rename+0x2c > 0xe0000000adb8e5c0: at .trap+0x65c > 0xe0000000adb8e780: at .powerpc_interrupt+0x290 > 0xe0000000adb8e820: user SC trap by 0x81010b7b8: srr1=3D0x900000000000f= 032 > r1=3D0x3fffffffffffc490 cr=3D0x34000028 xer=3D0x20000000 > ctr=3D0x81010b7b0 r2=3D0x8102c5950 > KDB: enter: panic >=20 > Using 'ls' or 'rm' on the file gives a "Bad file descriptor" error. > Using 'cat', I get another panic, but now during open. > Everything indicates that the file system is in an inconsistent state. >=20 > Therefore, I would just like to ask the following: is it expected for > kernel panics to happen when there are errors in the file system? >=20 > Thanks, > Leandro > _________________________ I can't make much sense of the ppc backtrace here, but I assume this is U= FS? If it is, UFS tends to panic to protect data in an error case and ZFS tends to go read-only in an error case. (over generalization here, but its been my experience). sean --D4ozwyZTZnd6kGLEV5PoJqGIsfeEfuWaB-- --13Pvg2EADJrDNSKvtkHoP8nJcj4EIaE6O Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQGTBAEBCgB9FiEE6MTp+IA1BOHj9Lo0veT1/om1/LYFAlvQ3z1fFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEU4 QzRFOUY4ODAzNTA0RTFFM0Y0QkEzNEJERTRGNUZFODlCNUZDQjYACgkQveT1/om1 /LZt3AgAnO1Yl08iSOBg0GjK5d5nhHzGvmch46O2aTQK5/TUdx6IjdUx2lNDA5LG uSb/QnOPdCdlJjgizpdtph6QSiVHe3oR/3P7Tk6idaTwYFWcB48Pp7lsUBhg8v+/ jajleh/yIDvCgI+WQ+6/p2K0KvyGYa9VN7GHE0riXKBpMOPldT/csBcowmk7oCHf DOuT4JnK/HYz/Sqh9OBXJwbT39sEDBFi0BCHAbAeATtYZyJBxh1NQ9zpFx53D0ZB TXIS0QM/6BwzXh/3g/rW6EsNXk5sGampeRHqAWIRQmgYnIz8LXK/c5K5oF7++aF8 9Xj1shrWq17Ur1aBMDL3YH9slFJ6rQ== =Ufkm -----END PGP SIGNATURE----- --13Pvg2EADJrDNSKvtkHoP8nJcj4EIaE6O--