Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759432Ab1CaWar (ORCPT ); Thu, 31 Mar 2011 18:30:47 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41785 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751664Ab1CaWaq (ORCPT ); Thu, 31 Mar 2011 18:30:46 -0400 Date: Thu, 31 Mar 2011 18:30:34 -0400 From: Dave Jones To: Linux Kernel Cc: axboe@kernel.dk Subject: GPF in __call_for_each_cic Message-ID: <20110331223034.GA31371@redhat.com> Mail-Followup-To: Dave Jones , Linux Kernel , axboe@kernel.dk MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3301 Lines: 48 Just hit this on current git head. Dave general protection fault: 0000 [#1] SMP last sysfs file: /sys/devices/system/cpu/cpu1/cache/index2/shared_cpu_map CPU 0 Modules linked in: cmtp kernelcapi can_bcm rfcomm sctp libcrc32c hidp bnep af_802154 ipx p8022 p8023 rds phonet decnet pppoe pppox ppp_generic slhc appletalk psnap llc af_key can rose ax25 irda crc_ccitt atm tun tcp_lp nfs fscache fuse nfsd lockd nfs_acl auth_rpcgss sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipv6 uinput arc4 iwlagn mac80211 snd_hda_codec_hdmi snd_hda_codec_idt snd_hda_intel snd_usb_audio snd_hda_codec btusb bluetooth snd_seq uvcvideo snd_pcm dell_wmi cfg80211 sparse_keymap snd_hwdep zaurus snd_usbmidi_lib videodev dell_laptop snd_rawmidi snd_timer cdc_ether dcdbas snd_seq_device usbnet microcode v4l2_compat_ioctl32 mii cdc_acm snd cdc_wdm iTCO_wdt joydev tg3 rfkill i2c_i801 pcspkr iTCO_vendor_support soundcore snd_page_alloc wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] Pid: 14365, comm: trinity Not tainted 2.6.38-09065-g89078d5-dirty #6 Dell Inc. Adamo 13 /0N70T0 RIP: 0010:[] [] __call_for_each_cic+0x32/0x51 RSP: 0018:ffff880007c05e28 EFLAGS: 00010202 RAX: 0000000000000001 RBX: ffff88010e48abd0 RCX: 0000042c0d869707 RDX: 0000000000000246 RSI: ffffffff81a268f0 RDI: 0000000000000246 RBP: ffff880007c05e48 R08: 0000000000000286 R09: 0000000000000001 R10: ffff88010e48abf8 R11: ffffffff8125893b R12: ffffffff8125708a R13: 6b6b6b6b6b6b6b6b R14: ffff880007c05c08 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff88013fa00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 000000000157ea88 CR3: 0000000001a03000 CR4: 00000000000406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process trinity (pid: 14365, threadinfo ffff880007c04000, task ffff88007c99a3b0) Stack: ffff880007c05c08 ffff88010e48abd0 ffff88007c99a3b0 ffff88007c99a980 ffff880007c05e58 ffffffff8125706f ffff880007c05e78 ffffffff8124c70c ffff880007c05e78 ffff88010e48abd0 ffff880007c05ea8 ffffffff8124c798 Call Trace: [] cfq_free_io_context+0x15/0x17 [] put_io_context+0x44/0x61 [] exit_io_context+0x6f/0x77 [] do_exit+0x759/0x780 [] ? schedule+0x6d9/0x70b [] do_group_exit+0x88/0xb6 [] sys_exit_group+0x17/0x1b [] system_call_fastpath+0x16/0x1b Code: 54 53 48 83 ec 08 0f 1f 44 00 00 4c 8b af 80 00 00 00 48 89 fb 49 89 f4 e8 e3 db e1 ff 85 c0 74 05 e8 ac ff ff ff 4d 85 ed 74 17 8b 45 00 49 8d 75 b0 48 89 df 0f 18 08 41 ff d4 4d 8b 6d 00 RIP [] __call_for_each_cic+0x32/0x51 RSP ---[ end trace 044e02f5767b491a ]--- Fixing recursive fault but reboot is needed! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/