From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dustin Lundquist Subject: kernel BUG at fs/buffer.c:1234! Date: Wed, 19 Jun 2013 09:41:36 -0700 Message-ID: <51C1DF40.7030708@null-ptr.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: linux-ext4@vger.kernel.org Return-path: Received: from mail.overthere.org ([67.214.208.79]:51569 "EHLO mail.overthere.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756817Ab3FSQux (ORCPT ); Wed, 19 Jun 2013 12:50:53 -0400 Received: from mail.overthere.org (unknown [127.0.0.1]) by mail.overthere.org (Postfix) with ESMTP id 838B3148273 for ; Wed, 19 Jun 2013 16:39:45 +0000 (UTC) Received: from [IPv6:2607:f060:1006:fe:3e97:eff:fe51:3676] (unknown [IPv6:2607:f060:1006:fe:3e97:eff:fe51:3676]) by mail.overthere.org (Postfix) with ESMTPSA id A612E148272 for ; Wed, 19 Jun 2013 16:39:44 +0000 (UTC) Sender: linux-ext4-owner@vger.kernel.org List-ID: I've run into the following oops several times with the 3.10-rc3 through -rc6, and they have not occurred under 3.9. Originally they only occurred when running Google Chrome, but this is the first time it has happened in another application. After this occurs I can not access any local files, but still able to use remote systems and executables which are already cached. [36386.297932] ------------[ cut here ]------------ [36386.297961] kernel BUG at fs/buffer.c:1234! [36386.297982] invalid opcode: 0000 [#1] SMP [36386.298004] Modules linked in: hidp ecb ip6table_filter ip6_tables ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bridge stp llc parport_pc ppdev lp parport cpufreq_conservative cpufreq_powersave cpufreq_stats cpufreq_userspace rfcomm bnep binfmt_misc uinput loop ecryptfs hid_generic usbhid hid snd_hda_codec_hdmi snd_hda_codec_realtek uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev btusb bluetooth joydev coretemp kvm_intel kvm crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd iTCO_wdt iTCO_vendor_support arc4 snd_hda_intel snd_hda_codec thinkpad_acpi iwldvm snd_hwdep snd_pcm snd_page_alloc mac80211 nvram snd_seq snd_timer snd_seq_device psmouse serio_raw i915 snd evdev iwlwifi drm_kms_helper microcode battery i2c_i801 drm ac lpc_ich mfd_core pcspkr i2c_algo_bit cfg80211 i2c_core video wmi ehci_pci rfkill soundcore ehci_hcd acpi_cpufreq mperf button processor ext4 crc16 jbd2 mbcache dm_mod sg sd_mod crc_t10dif ahci libahci thermal thermal_sys xhci_hcd libata usbcore usb_common e1000e ptp sdhci_pci pps_core sdhci scsi_mod mmc_core [36386.298747] CPU: 1 PID: 28664 Comm: debconf-communi Not tainted 3.10.0-rc6 #1 [36386.298836] Hardware name: LENOVO 2306CTO/2306CTO, BIOS G2ET94WW (2.54 ) 04/30/2013 [36386.298930] task: ffff88039f3d8040 ti: ffff8803653bc000 task.ti: ffff8803653bc000 [36386.299021] RIP: 0010:[] [] check_irqs_on+0x7/0xa [36386.299130] RSP: 0018:ffff8803653bd540 EFLAGS: 00010046 [36386.299196] RAX: 0000000000000096 RBX: 0000000000001000 RCX: 0000000000000000 [36386.299283] RDX: 0000000000001000 RSI: 0000000000a8207b RDI: ffff88041d788a80 [36386.299370] RBP: ffff88041d788a80 R08: 0000000001400000 R09: 0000000000000010 [36386.299457] R10: 0000000000000000 R11: 000000000000000e R12: 0000000000a8207b [36386.299543] R13: 0000000000000001 R14: 0000000000a8207b R15: 0000000000000000 [36386.299638] FS: 00007f09ccc6d700(0000) GS:ffff88041e240000(0000) knlGS:0000000000000000 [36386.299756] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [36386.299845] CR2: 0000000001852c38 CR3: 0000000352268000 CR4: 00000000001407e0 [36386.299952] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [36386.300061] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [36386.300166] Stack: [36386.300200] ffffffff81123bb5 0000000000000001 ffff8803fae99fb0 ffff8803653bd5b0 [36386.300329] ffffffffa015010d ffff8803653bd6b4 ffff8803653bd630 ffff8803653bd630 [36386.300458] ffff8803fae9a870 0000000000000000 ffff8803653bd6b4 0000000000001000 [36386.300591] Call Trace: [36386.300641] [] ? __find_get_block+0x17/0x162 [36386.300770] [] ? __check_block_validity.constprop.53+0x27/0x65 [ext4] [36386.300898] [] ? __getblk+0x1b/0x275 [36386.301004] [] ? ext4_getblk+0x9b/0x15d [ext4] [36386.301118] [] ? ext4_bread+0xd/0x61 [ext4] [36386.301234] [] ? __ext4_read_dirblock+0x35/0x251 [ext4] [36386.301361] [] ? dx_probe+0x38/0x308 [ext4] [36386.301469] [] ? __ext4_read_dirblock+0xb4/0x251 [ext4] [36386.301593] [] ? ext4_dx_find_entry+0x3d/0x152 [ext4] [36386.301698] [] ? ____cache_alloc+0x41/0x251 [36386.301792] [] ? ____cache_alloc+0x41/0x251 [36386.301890] [] ? blkcipher_walk_done+0xb2/0x16f [36386.302008] [] ? ext4_find_entry+0x10d/0x3be [ext4] [36386.302111] [] ? __kmalloc+0x13a/0x14c [36386.302196] [] ? __d_alloc+0x3f/0x141 [36386.302300] [] ? ext4_lookup+0x36/0x10b [ext4] [36386.302398] [] ? spin_unlock+0x5/0x6 [36386.306492] [] ? lookup_real+0x24/0x3f [36386.310214] [] ? __lookup_hash+0x2a/0x31 [36386.313899] [] ? lookup_one_len+0xd3/0xe5 [36386.317355] [] ? ecryptfs_lookup+0xff/0x2d3 [ecryptfs] [36386.320621] [] ? lookup_real+0x24/0x3f [36386.323711] [] ? do_last+0x509/0xa16 [36386.326638] [] ? __inode_permission+0x2f/0x95 [36386.329532] [] ? path_openat+0xc4/0x335 [36386.332207] [] ? do_filp_open+0x2a/0x6e [36386.334746] [] ? load_balance+0xc7/0x5e0 [36386.337225] [] ? cn_printf+0xda/0xea [36386.339602] [] ? file_open_name+0x27/0x2d [36386.341943] [] ? filp_open+0x22/0x27 [36386.344216] [] ? do_coredump+0x85e/0xbe6 [36386.346503] [] ? finish_task_switch+0x78/0x9a [36386.348717] [] ? get_signal_to_deliver+0x46a/0x4a5 [36386.351041] [] ? do_signal+0x3c/0x504 [36386.352025] [] ? vfs_write+0xdc/0x103 [36386.353904] [] ? vfs_read+0x93/0xf5 [36386.356074] [] ? do_notify_resume+0x25/0x68 [36386.358250] [] ? int_signal+0x12/0x17 [36386.360377] Code: db b6 6d 48 c1 fe 03 48 0f af f0 48 b8 00 00 00 00 00 88 ff ff 48 c1 e6 0c 48 01 c6 48 01 f2 48 89 57 28 c3 9c 58 f6 c4 02 75 02 <0f> 0b c3 55 48 c7 c5 60 f3 00 00 83 c8 ff 53 31 db 41 52 65 c7 [36386.365120] RIP [] check_irqs_on+0x7/0xa [36386.367479] RSP [36386.381228] ---[ end trace 3ddcbffc09c97c49 ]--- Full dmesg output and .config are here: https://gist.github.com/dlundquist/1d94dd938f03c5d06a2b