Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760214AbaGOWVE (ORCPT ); Tue, 15 Jul 2014 18:21:04 -0400 Received: from mail-wi0-f178.google.com ([209.85.212.178]:41391 "EHLO mail-wi0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758506AbaGOWUo (ORCPT ); Tue, 15 Jul 2014 18:20:44 -0400 From: Peter Senna Tschudin X-Google-Original-From: Peter Senna Tschudin Date: Wed, 16 Jul 2014 00:20:25 +0200 To: axboe@kernel.dk Cc: linux-kernel@vger.kernel.org Subject: OOPS: NULL pointer dereference: blk_throtl_drain+0x28/0x110 Message-ID: <20140715222025.GA2412@hp-peter.rsr.lip6.fr> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="/9DWx/yDrRhgMJTb" Content-Disposition: inline User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --/9DWx/yDrRhgMJTb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline OOPS on 3.16.0-rc5-next-20140715 --/9DWx/yDrRhgMJTb Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename=oops [ 74.423074] BUG: unable to handle kernel NULL pointer dereference at 0000000000000028 [ 74.425506] IP: [] blk_throtl_drain+0x28/0x110 [ 74.426276] PGD 0 [ 74.426931] Oops: 0000 [#1] SMP [ 74.427596] Modules linked in: usb_storage rfcomm fuse xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw bnep arc4 iwlmvm mac80211 rtsx_pci_sdmmc mmc_core iTCO_wdt iTCO_vendor_support rtsx_pci_ms hp_wmi memstick ppdev sparse_keymap vfat fat iwlwifi x86_pkg_temp_thermal coretemp kvm_intel kvm snd_hda_codec_idt snd_hda_codec_hdmi cfg80211 snd_hda_codec_generic snd_hda_intel snd_hda_controller crct10dif_pclmul crc32_pclmul snd_hda_codec tpm_infineon crc32c_intel uvcvideo ghash_clmulni_intel microcode videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev snd_hwdep joydev lpc_ich serio_raw btusb bluetooth snd_seq i2c_i801 media [ 74.429907] snd_seq_device snd_pcm rtsx_pci mfd_core snd_timer snd mei_me mei shpchp rfkill parport_pc soundcore parport wmi tpm_tis tpm hp_accel lis3lv02d input_polldev hp_wireless i915 i2c_algo_bit drm_kms_helper drm e1000e ptp pps_core video [ 74.431602] CPU: 0 PID: 37 Comm: khubd Not tainted 3.16.0-rc5-next-20140715 #12 [ 74.432458] Hardware name: Hewlett-Packard HP EliteBook 840 G1/198F, BIOS L71 Ver. 01.10 03/25/2014 [ 74.433349] task: ffff8804381ec130 ti: ffff880437dfc000 task.ti: ffff880437dfc000 [ 74.434155] RIP: 0010:[] [] blk_throtl_drain+0x28/0x110 [ 74.434997] RSP: 0018:ffff880437dff950 EFLAGS: 00010046 [ 74.435841] RAX: 0000000000000000 RBX: ffff880432f007c8 RCX: 0000000000000000 [ 74.436694] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 74.437545] RBP: ffff880437dff968 R08: ffff88043180ee48 R09: ffff880437ae2da0 [ 74.438401] R10: ffff880437dff960 R11: ffffea0010c75100 R12: ffff880432f007c8 [ 74.439269] R13: ffff88040ffda400 R14: ffff880432f00e20 R15: ffff8800a8440920 [ 74.440121] FS: 0000000000000000(0000) GS:ffff88044ea00000(0000) knlGS:0000000000000000 [ 74.441107] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.441982] CR2: 0000000000000028 CR3: 0000000001e11000 CR4: 00000000001407f0 [ 74.442857] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.443764] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.444672] Stack: [ 74.445578] ffff880432f007c8 0000000000000000 ffff880432f00e30 ffff880437dff978 [ 74.446461] ffffffff8141c07e ffff880437dff9a8 ffffffff813fec6e ffff880432f007c8 [ 74.447379] ffffffff81e9db00 ffff880432f007c8 ffff8800a8440800 ffff880437dff9c0 [ 74.448326] Call Trace: [ 74.449268] [] blkcg_drain_queue+0xe/0x10 [ 74.450156] [] __blk_drain_queue+0x6e/0x150 [ 74.451160] [] blk_queue_bypass_start+0x5d/0x80 [ 74.452069] [] blkcg_deactivate_policy+0x38/0x120 [ 74.452979] [] blk_throtl_exit+0x34/0x50 [ 74.453963] [] blkcg_exit_queue+0x3a/0x40 [ 74.454881] [] blk_release_queue+0x26/0xe0 [ 74.455792] [] kobject_cleanup+0x77/0x1b0 [ 74.456721] [] kobject_put+0x28/0x60 [ 74.457702] [] blk_put_queue+0x15/0x20 [ 74.458683] [] scsi_device_dev_release_usercontext+0xbb/0x120 [ 74.459681] [] execute_in_process_context+0x67/0x70 [ 74.460673] [] scsi_device_dev_release+0x1c/0x20 [ 74.461657] [] device_release+0x32/0xa0 [ 74.462617] [] kobject_cleanup+0x77/0x1b0 [ 74.463514] [] kobject_put+0x28/0x60 [ 74.464407] [] put_device+0x17/0x20 [ 74.465276] [] __scsi_remove_device+0x9e/0xe0 [ 74.466173] [] scsi_forget_host+0x64/0x70 [ 74.467069] [] scsi_remove_host+0x77/0x120 [ 74.467964] [] usb_stor_disconnect+0x59/0xd0 [usb_storage] [ 74.468864] [] usb_unbind_interface+0x74/0x2b0 [ 74.469763] [] __device_release_driver+0x7f/0xf0 [ 74.470661] [] device_release_driver+0x23/0x30 [ 74.471561] [] bus_remove_device+0x108/0x180 [ 74.472462] [] device_del+0x129/0x1c0 [ 74.473364] [] usb_disable_device+0xb0/0x290 [ 74.474248] [] usb_disconnect+0x95/0x280 [ 74.475159] [] hub_thread+0x7b9/0x16f0 [ 74.476068] [] ? __schedule+0x2bd/0x730 [ 74.476976] [] ? abort_exclusive_wait+0xb0/0xb0 [ 74.477887] [] ? hub_port_debounce+0x170/0x170 [ 74.478805] [] kthread+0xd8/0xf0 [ 74.479721] [] ? insert_kthread_work+0x40/0x40 [ 74.480643] [] ret_from_fork+0x7c/0xb0 [ 74.481567] [] ? insert_kthread_work+0x40/0x40 [ 74.482498] Code: 1f 40 00 0f 1f 44 00 00 55 48 89 e5 41 55 41 54 49 89 fc 53 4c 8b af 40 07 00 00 49 8b 85 a0 00 00 00 31 ff 48 8b 80 c8 05 00 00 <48> 8b 70 28 e8 9f ac cf ff 48 85 c0 48 89 c3 74 61 0f 1f 80 00 [ 74.483502] RIP [] blk_throtl_drain+0x28/0x110 [ 74.484426] RSP [ 74.485335] CR2: 0000000000000028 [ 74.492437] ---[ end trace 348883f55fad779f ]--- --/9DWx/yDrRhgMJTb-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo 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