From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from xc.sipsolutions.net ([83.246.72.84]:55290 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751741AbZCMKSx (ORCPT ); Fri, 13 Mar 2009 06:18:53 -0400 Subject: zd1211rw keeps upsetting slab From: Johannes Berg To: linux-wireless Cc: dsd Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-rBItwdSFNcv/ipkMqFWa" Date: Fri, 13 Mar 2009 11:18:02 +0100 Message-Id: <1236939482.5235.0.camel@johannes.local> (sfid-20090313_111857_507407_64796FCD) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-rBItwdSFNcv/ipkMqFWa Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable After I unplug/plug it back in I frequently get: [ 251.409943] =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D [ 251.409950] BUG kmalloc-64: Poison overwritten [ 251.409953] ------------------------------------------------------------= ----------------- [ 251.409954]=20 [ 251.409958] INFO: 0xffff88006b1ad330-0xffff88006b1ad33f. First byte 0x1 = instead of 0x6b [ 251.409970] INFO: Allocated in zd_usb_enable_int+0xa5/0x180 [zd1211rw] a= ge=3D8959 cpu=3D1 pid=3D3528 [ 251.409978] INFO: Freed in int_urb_complete+0x92/0x1bc [zd1211rw] age=3D= 3337 cpu=3D0 pid=3D4945 [ 251.409982] INFO: Slab 0xffffe20002b82e48 objects=3D30 used=3D29 fp=3D0x= ffff88006b1ad330 flags=3D0x40000000000000c3 [ 251.409985] INFO: Object 0xffff88006b1ad330 @offset=3D816 fp=3D0x(null) [ 251.409986]=20 [ 251.409989] Bytes b4 0xffff88006b1ad320: 68 b8 ff ff 00 00 00 00 5a 5a = 5a 5a 5a 5a 5a 5a h=EF=BF=BD=EF=BF=BD=EF=BF=BD....ZZZZZZZZ [ 251.410012] Object 0xffff88006b1ad330: 01 90 82 96 00 00 80 96 a0 00 = 00 00 ff ff ff 00 ............=EF=BF=BD=EF=BF=BD=EF=BF=BD. [ 251.410034] Object 0xffff88006b1ad340: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b = 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 251.410055] Object 0xffff88006b1ad350: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b = 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 251.410077] Object 0xffff88006b1ad360: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b = 6b 6b 6b 6b 6b a5 kkkkkkkkkkkkkkk=EF=BF=BD [ 251.410098] Redzone 0xffff88006b1ad370: bb bb bb bb bb bb bb bb = =EF=BF=BD=EF=BF=BD=EF=BF=BD=EF=BF=BD=EF=BF=BD=EF=BF=BD=EF= =BF=BD=EF=BF=BD =20 [ 251.410120] Padding 0xffff88006b1ad3b0: 5a 5a 5a 5a 5a 5a 5a 5a = ZZZZZZZZ =20 [ 251.410142] Pid: 5211, comm: mountnfs Not tainted 2.6.29-rc7-wl-17136-g4= 56d763-dirty #59 [ 251.410145] Call Trace: [ 251.410155] [] print_trailer+0x106/0x160 [ 251.410159] [] check_bytes_and_report+0x125/0x180 [ 251.410164] [] check_object+0xac/0x270 [ 251.410169] [] ? alloc_fdtable+0xb4/0x160 [ 251.410173] [] alloc_debug_processing+0x105/0x1a0 [ 251.410177] [] __slab_alloc+0x96/0x2f0 [ 251.410181] [] ? alloc_fdtable+0xb4/0x160 [ 251.410186] [] ? alloc_fdtable+0xb4/0x160 [ 251.410190] [] __kmalloc+0x106/0x140 [ 251.410194] [] alloc_fdtable+0xb4/0x160 [ 251.410198] [] dup_fd+0x33f/0x430 [ 251.410203] [] copy_process+0x905/0xfb0 [ 251.410207] [] do_fork+0x8b/0x490 [ 251.410213] [] ? _spin_unlock_irq+0x2b/0x60 [ 251.410218] [] ? trace_hardirqs_on_caller+0x182/0x1e0 [ 251.410222] [] ? trace_hardirqs_on+0xd/0x10 [ 251.410227] [] ? sysret_check+0x27/0x62 [ 251.410231] [] ? sysret_check+0x27/0x62 [ 251.410235] [] sys_clone+0x23/0x30 [ 251.410239] [] stub_clone+0x13/0x20 [ 251.410243] [] ? system_call_fastpath+0x16/0x1b [ 251.410247] FIX kmalloc-64: Restoring 0xffff88006b1ad330-0xffff88006b1ad= 33f=3D0x6b [ 251.410248]=20 [ 251.410251] FIX kmalloc-64: Marking all objects used [ 255.500064] wlan1: no IPv6 routers present --=-rBItwdSFNcv/ipkMqFWa Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIcBAABAgAGBQJJujLXAAoJEKVg1VMiehFY0kkP/i3g9z3QRurIlxf8dINWwVjo a+VYRvjvBtPFAgzH1YdzXWvymIH/lcdnuX6UvIrlWw/v+GT+u0b8mLn5nQzhc7Jk BuGQQ/xS2N/UiU+Oz7hfQN9aMps6+Ut7XBIYeI7ko1Su0nubgOxB0TUmNLgU/TrJ Dil1EMys9tO0q9ojyJzyh1PS14VSagsV0Gwl8oPMLI3VDf+fFj9LPxqN7DYfUJRG ka82HRw+2HcfEnAVIpEcAzaa+7zYl71D6MmrFxTPPcIxzGc3Hv23owbxu3CZDKyJ eMuw2IVArJO4Xv/vbyiNhsQeb59ffrmYZBRcQ91LRk/k13fyrFfTKE9PMo12T4RV zAL8LY1WSz9RyWS1U2NSrMwehfzFLngqFLcgK3RkmC/uzrl5+S6gfY1nK7sO+IYl vUBCsCH7QdqJm+6EjJ5yO55YDr40jGvPj9cGjP69J8xyYwXKted2lEtw0E/WUA4S W1o3gVIebMVndl6cqUSqhA6y8N8RoYfdBrafvSmCWgW0Nu7NcOgmZzsdPW6rIB8/ HjnrEXJP23V1P/7WSwgFPoZNWrYKA9jZpj+zdlSKxUiM2H/GaJesrVd5Luvp8YFo 1ZgVnuQhybgHGqBx2szEyO+aqU6s/oFo1vE3NBDTdjbkZ2gitBESq0yQZoNLp5cS YoiEJp3Kp+hAQfVr2UCY =zxbk -----END PGP SIGNATURE----- --=-rBItwdSFNcv/ipkMqFWa--