From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from plane.gmane.org ([80.91.229.3]:59503 "EHLO plane.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758415Ab3HNRuS (ORCPT ); Wed, 14 Aug 2013 13:50:18 -0400 Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1V9fD6-000173-8P for linux-btrfs@vger.kernel.org; Wed, 14 Aug 2013 19:50:16 +0200 Received: from 91-119-129-170.dynamic.xdsl-line.inode.at ([91.119.129.170]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 14 Aug 2013 19:50:16 +0200 Received: from tim by 91-119-129-170.dynamic.xdsl-line.inode.at with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 14 Aug 2013 19:50:16 +0200 To: linux-btrfs@vger.kernel.org From: tim Subject: BUG at fs/btrfs/file.c:870 Date: Wed, 14 Aug 2013 19:50:05 +0200 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: hi all, trying to reproduce [1], i've came across another btrfs bug: [ 4031.725643] ------------[ cut here ]------------ [ 4031.725647] kernel BUG at fs/btrfs/file.c:870! [ 4031.725648] invalid opcode: 0000 [#1] PREEMPT SMP [ 4031.725650] Modules linked in: ecryptfs sha256_generic encrypted_keys sha1_generic trusted tpm tpm_bios pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) parport_pc ppdev bluetooth nfsd binfmt_misc auth_rpcgss oid_registry exportfs nfs_acl nfs lockd sunrpc fscache dm_crypt wacom lp parport arc4 rt2800usb rt2x00usb rt2800lib rt2x00lib snd_hda_codec_hdmi mac80211 cfg80211 snd_hda_codec_realtek crc_ccitt snd_usb_audio snd_usbmidi_lib snd_hda_intel snd_hda_codec snd_hdsp coretemp snd_hwdep snd_pcm_oss snd_mixer_oss kvm_intel kvm snd_pcm snd_seq_dummy snd_page_alloc snd_seq_oss nvidia(PO) snd_seq_midi snd_seq_midi_event snd_rawmidi microcode mxm_wmi snd_seq snd_seq_device snd_timer serio_raw snd soundcore lpc_ich btrfs xor zlib_deflate raid6_pq libcrc32c hid_generic usbhid hid firewire_ohci firewire_core crc_itu_t ghash_clmulni_intel aesni_intel aes_x86_64 glue_helper lrw gf128mul ablk_helper cryptd ahci libahci i915 xhci_hcd video r8169 i2c_algo_bit mii drm_kms_helper drm [ 4031.725680] CPU: 0 PID: 7404 Comm: btrfs-endio-wri Tainted: P O 3.10.5+ #6 [ 4031.725681] Hardware name: Gigabyte Technology Co., Ltd. Z68X-UD3H-B3/Z68X-UD3H-B3, BIOS F3 05/13/2011 [ 4031.725682] task: ffff88035b64c880 ti: ffff880315238000 task.ti: ffff880315238000 [ 4031.725683] RIP: 0010:[] [] __btrfs_drop_extents+0xafa/0xb30 [btrfs] [ 4031.725692] RSP: 0018:ffff880315239b68 EFLAGS: 00010297 [ 4031.725693] RAX: 0000000000000014 RBX: ffff88041d9991a0 RCX: ffff88020e732000 [ 4031.725694] RDX: 0000000000000000 RSI: 0000000000000b9f RDI: ffff88041d9991a0 [ 4031.725695] RBP: ffff880315239c58 R08: 0000000000000001 R09: 00000000ffffffff [ 4031.725696] R10: 0000000000000000 R11: 0000000b6f90f000 R12: 0000000b6f909000 [ 4031.725696] R13: 0000000000000001 R14: ffff8802685b7be0 R15: 0000000000000b72 [ 4031.725697] FS: 0000000000000000(0000) GS:ffff88042fa00000(0000) knlGS:0000000000000000 [ 4031.725698] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4031.725699] CR2: fffff9802ff00000 CR3: 000000035be86000 CR4: 00000000000427f0 [ 4031.725700] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4031.725701] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 4031.725701] Stack: [ 4031.725702] 00000000004f0e82 0000000b6f8e9000 0000000000000000 0000000b00000001 [ 4031.725704] ffff88041a3a7000 0000000000000008 0000000100001000 0000000000020000 [ 4031.725705] 0000000000000000 ffff880233cd1950 ffff880239cd45d0 00000205b483a000 [ 4031.725706] Call Trace: [ 4031.725714] [] btrfs_drop_extents+0x66/0xa0 [btrfs] [ 4031.725720] [] insert_reserved_file_extent.constprop.66+0x72/0x2b0 [btrfs] [ 4031.725726] [] ? start_transaction+0x93/0x460 [btrfs] [ 4031.725732] [] btrfs_finish_ordered_io+0x530/0x990 [btrfs] [ 4031.725735] [] ? try_to_del_timer_sync+0x48/0x60 [ 4031.725737] [] ? del_timer_sync+0x4a/0x60 [ 4031.725738] [] ? usleep_range+0x40/0x40 [ 4031.725744] [] finish_ordered_fn+0x10/0x20 [btrfs] [ 4031.725750] [] worker_loop+0x14f/0x540 [btrfs] [ 4031.725756] [] ? btrfs_queue_worker+0x310/0x310 [btrfs] [ 4031.725758] [] kthread+0xbb/0xc0 [ 4031.725760] [] ? kthread_freezable_should_stop+0x60/0x60 [ 4031.725762] [] ret_from_fork+0x7c/0xb0 [ 4031.725764] [] ? kthread_freezable_should_stop+0x60/0x60 [ 4031.725764] Code: 00 00 c7 45 8c 00 00 00 00 4d 89 dd e9 49 fb ff ff c7 85 74 ff ff ff 01 00 00 00 4d 89 df e9 69 fc ff ff 0f 0b 0f 0b 0f 0b 0f 0b <0f> 0b 45 85 c0 4d 89 da 75 06 0f 0b 0f 0b 0f 0b 48 8d 55 b6 4c [ 4031.725779] RIP [] __btrfs_drop_extents+0xafa/0xb30 [btrfs] [ 4031.725785] RSP [ 4031.725794] ---[ end trace a5973c1aa21c0c01 ]--- this is 3.10.5. is this a known issue? anything i can do to help? cheers, tim [1] https://bugzilla.kernel.org/show_bug.cgi?id=60666