From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from qmta03.emeryville.ca.mail.comcast.net ([76.96.30.32]:60359 "EHLO qmta03.emeryville.ca.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752536Ab3CODy1 (ORCPT ); Thu, 14 Mar 2013 23:54:27 -0400 Received: from [192.168.1.23] (unknown [192.168.1.23]) by decaymodealpha.mooo.com (Postfix) with ESMTPSA id DAA5E19F2B for ; Thu, 14 Mar 2013 23:47:17 -0400 (EDT) Message-ID: <514299C7.4060200@lolwut.org> Date: Thu, 14 Mar 2013 23:47:19 -0400 From: Kyle MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: btrfs bug reports? Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: Hi, Is the linux-btrfs list interested in receiving bug reports relating to btrfs? If so, the following error occurred on a server of mine when copying a large amount of data to a linear md-RAID formatted as btrfs. The data transfer hung, and any attempt to kill or strace the copy process hung as well until the system was rebooted. Mar 14 12:26:26 Galois kernel: [63516.728545] ------------[ cut here ]------------ Mar 14 12:26:26 Galois kernel: [63516.728901] kernel BUG at /build/buildd/linux-3.0.0/fs/bio.c:1499! Mar 14 12:26:26 Galois kernel: [63516.729259] invalid opcode: 0000 [#1] SMP Mar 14 12:26:26 Galois kernel: [63516.729598] CPU 5 Mar 14 12:26:26 Galois kernel: [63516.729725] Modules linked in: btrfs libcrc32c vesafb lp parport ghes i7core_edac edac_core joydev hed zfs(P) zcommon(P) znvpair(P) zavl(P) zunicode(P) spl zlib_deflate raid10 raid456 async_pq async_xor xor async_memcpy async_raid6_recov usbhid hid r8169 ahci libahci e1000e sata_sil24 sata_mv raid6_pq async_tx raid1 raid0 multipath linear Mar 14 12:26:26 Galois kernel: [63516.732121] Mar 14 12:26:26 Galois kernel: [63516.732219] Pid: 19432, comm: btrfs-submit-0 Tainted: P 3.0.0-12-server #20-Ubuntu Intel Corporation S3420GP/S3420GP Mar 14 12:26:26 Galois kernel: [63516.732964] RIP: 0010:[] [] bio_split+0x2bf/0x2d0 Mar 14 12:26:26 Galois kernel: [63516.733602] RSP: 0018:ffff880166a07ae0 EFLAGS: 00010206 Mar 14 12:26:26 Galois kernel: [63516.733948] RAX: ffff8801d18d06c0 RBX: ffff88015c518840 RCX: 000000000001b008 Mar 14 12:26:26 Galois kernel: [63516.734377] RDX: ffff88001964ae00 RSI: 0000000000015840 RDI: ffffffff8110bc75 Mar 14 12:26:26 Galois kernel: [63516.734807] RBP: ffff880166a07b30 R08: ffff8801dfd55840 R09: 0000000000000000 Mar 14 12:26:26 Galois kernel: [63516.735233] R10: 6db6db6db6db6db7 R11: 0000000000000001 R12: 00000000000000cf Mar 14 12:26:26 Galois kernel: [63516.735674] R13: ffff88001964ae00 R14: 0000000000000001 R15: ffff8801d18d07f8 Mar 14 12:26:26 Galois kernel: [63516.736106] FS: 0000000000000000(0000) GS:ffff8801dfd40000(0000) knlGS:0000000000000000 Mar 14 12:26:26 Galois kernel: [63516.736611] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b Mar 14 12:26:26 Galois kernel: [63516.736940] CR2: 00007faacbc44c10 CR3: 0000000001c03000 CR4: 00000000000006e0 Mar 14 12:26:26 Galois kernel: [63516.737371] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Mar 14 12:26:26 Galois kernel: [63516.754008] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Mar 14 12:26:26 Galois kernel: [63516.770222] Process btrfs-submit-0 (pid: 19432, threadinfo ffff880166a06000, task ffff8801d58f4560) Mar 14 12:26:26 Galois kernel: [63516.786935] Stack: Mar 14 12:26:26 Galois kernel: [63516.804304] ffff8801377ab600 ffff8801377ab300 ffff8801d18d06c0 5d50938fd1bb0000 Mar 14 12:26:26 Galois kernel: [63516.821891] ffff8801377ab300 ffff88015c518840 ffff88003ae62400 000000000001f000 Mar 14 12:26:26 Galois kernel: [63516.839238] 0000000000000001 ffff8801d18d07f8 ffff880166a07ba0 ffffffffa0000631 Mar 14 12:26:26 Galois kernel: [63516.861232] Call Trace: Mar 14 12:26:26 Galois kernel: [63516.879502] [] linear_make_request+0x101/0x1a0 [linear] Mar 14 12:26:26 Galois kernel: [63516.897760] [] ? throtl_find_tg+0x46/0x60 Mar 14 12:26:26 Galois kernel: [63516.916713] [] md_make_request+0xc6/0x200 Mar 14 12:26:26 Galois kernel: [63516.934542] [] ? __make_request+0x242/0x350 Mar 14 12:26:26 Galois kernel: [63516.952345] [] generic_make_request.part.51+0x24a/0x510 Mar 14 12:26:26 Galois kernel: [63516.971119] [] ? finish_task_switch+0x49/0xf0 Mar 14 12:26:26 Galois kernel: [63516.989118] [] generic_make_request+0x45/0x60 Mar 14 12:26:26 Galois kernel: [63517.007202] [] submit_bio+0x87/0x110 Mar 14 12:26:26 Galois kernel: [63517.025307] [] run_scheduled_bios+0x249/0x4f0 [btrfs] Mar 14 12:26:26 Galois kernel: [63517.043341] [] pending_bios_fn+0x15/0x20 [btrfs] Mar 14 12:26:26 Galois kernel: [63517.060899] [] worker_loop+0xa0/0x2b0 [btrfs] Mar 14 12:26:26 Galois kernel: [63517.078911] [] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] Mar 14 12:26:26 Galois kernel: [63517.096767] [] kthread+0x8c/0xa0 Mar 14 12:26:26 Galois kernel: [63517.115240] [] kernel_thread_helper+0x4/0x10 Mar 14 12:26:26 Galois kernel: [63517.133290] [] ? flush_kthread_worker+0xa0/0xa0 Mar 14 12:26:26 Galois kernel: [63517.151008] [] ? gs_change+0x13/0x13 Mar 14 12:26:26 Galois kernel: [63517.168925] Code: 48 89 da 49 83 c6 10 8b 4d cc 48 8b 75 c0 ff d0 48 8b 55 b8 4c 89 f0 4c 29 f8 48 8b 44 02 f0 48 85 c0 75 d8 e9 9f fd ff ff 0f 0b <0f> 0b 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 Mar 14 12:26:26 Galois kernel: [63517.206492] RIP [] bio_split+0x2bf/0x2d0 Mar 14 12:26:26 Galois kernel: [63517.228056] RSP Mar 14 12:26:26 Galois kernel: [63517.291591] ---[ end trace eaefef2d5cf0d587 ]--- Mar 14 12:26:26 Galois kernel: [63517.313940] ------------[ cut here ]------------ Mar 14 12:26:26 Galois kernel: [63517.335433] WARNING: at /build/buildd/linux-3.0.0/kernel/exit.c:910 do_exit+0x63/0x440() Mar 14 12:26:26 Galois kernel: [63517.357450] Hardware name: S3420GP Mar 14 12:26:26 Galois kernel: [63517.379124] Modules linked in: btrfs libcrc32c vesafb lp parport ghes i7core_edac edac_core joydev hed zfs(P) zcommon(P) znvpair(P) zavl(P) zunicode(P) spl zlib_deflate raid10 raid456 async_pq async_xor xor async_memcpy async_raid6_recov usbhid hid r8169 ahci libahci e1000e sata_sil24 sata_mv raid6_pq async_tx raid1 raid0 multipath linear Mar 14 12:26:26 Galois kernel: [63517.440590] Pid: 19432, comm: btrfs-submit-0 Tainted: P D 3.0.0-12-server #20-Ubuntu Mar 14 12:26:27 Galois kernel: [63517.459238] Call Trace: Mar 14 12:26:27 Galois kernel: [63517.478106] [] warn_slowpath_common+0x7f/0xc0 Mar 14 12:26:27 Galois kernel: [63517.496532] [] warn_slowpath_null+0x1a/0x20 Mar 14 12:26:27 Galois kernel: [63517.515281] [] do_exit+0x63/0x440 Mar 14 12:26:27 Galois kernel: [63517.533439] [] oops_end+0xb0/0xf0 Mar 14 12:26:27 Galois kernel: [63517.551267] [] die+0x58/0x90 Mar 14 12:26:27 Galois kernel: [63517.569467] [] do_trap+0xc4/0x170 Mar 14 12:26:27 Galois kernel: [63517.587237] [] do_invalid_op+0x95/0xb0 Mar 14 12:26:27 Galois kernel: [63517.605061] [] ? bio_split+0x2bf/0x2d0 Mar 14 12:26:27 Galois kernel: [63517.623081] [] ? kmem_cache_alloc+0x112/0x120 Mar 14 12:26:27 Galois kernel: [63517.640124] [] ? __kmalloc+0x31/0x160 Mar 14 12:26:27 Galois kernel: [63517.657129] [] ? mempool_kmalloc+0x15/0x20 Mar 14 12:26:27 Galois kernel: [63517.674837] [] invalid_op+0x1b/0x20 Mar 14 12:26:27 Galois kernel: [63517.692116] [] ? mempool_kmalloc+0x15/0x20 Mar 14 12:26:27 Galois kernel: [63517.709034] [] ? bio_split+0x2bf/0x2d0 Mar 14 12:26:27 Galois kernel: [63517.726306] [] linear_make_request+0x101/0x1a0 [linear] Mar 14 12:26:27 Galois kernel: [63517.743170] [] ? throtl_find_tg+0x46/0x60 Mar 14 12:26:27 Galois kernel: [63517.759553] [] md_make_request+0xc6/0x200 Mar 14 12:26:27 Galois kernel: [63517.776740] [] ? __make_request+0x242/0x350 Mar 14 12:26:27 Galois kernel: [63517.793374] [] generic_make_request.part.51+0x24a/0x510 Mar 14 12:26:27 Galois kernel: [63517.809645] [] ? finish_task_switch+0x49/0xf0 Mar 14 12:26:27 Galois kernel: [63517.826530] [] generic_make_request+0x45/0x60 Mar 14 12:26:27 Galois kernel: [63517.842933] [] submit_bio+0x87/0x110 Mar 14 12:26:27 Galois kernel: [63517.861244] [] run_scheduled_bios+0x249/0x4f0 [btrfs] Mar 14 12:26:27 Galois kernel: [63517.880055] [] pending_bios_fn+0x15/0x20 [btrfs] Mar 14 12:26:27 Galois kernel: [63517.896625] [] worker_loop+0xa0/0x2b0 [btrfs] Mar 14 12:26:27 Galois kernel: [63517.913258] [] ? check_pending_worker_creates.isra.1+0xe0/0xe0 [btrfs] Mar 14 12:26:27 Galois kernel: [63517.930543] [] kthread+0x8c/0xa0 Mar 14 12:26:27 Galois kernel: [63517.947081] [] kernel_thread_helper+0x4/0x10 Mar 14 12:26:27 Galois kernel: [63517.963545] [] ? flush_kthread_worker+0xa0/0xa0 Mar 14 12:26:27 Galois kernel: [63517.981046] [] ? gs_change+0x13/0x13 Mar 14 12:26:27 Galois kernel: [63517.997067] ---[ end trace eaefef2d5cf0d588 ]--- Regards, Kyle