From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933504AbaEMNgr (ORCPT ); Tue, 13 May 2014 09:36:47 -0400 Received: from mail2.charite.de ([141.42.206.200]:33200 "EHLO mail2.charite.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760176AbaEMNgp (ORCPT ); Tue, 13 May 2014 09:36:45 -0400 X-Greylist: delayed 574 seconds by postgrey-1.27 at vger.kernel.org; Tue, 13 May 2014 09:36:45 EDT Date: Tue, 13 May 2014 15:27:06 +0200 From: Ralf Hildebrandt To: linux-kernel@vger.kernel.org Subject: "BUG: soft lockup", always with the same call trace (interpretation needed) Message-ID: <20140513132706.GN13352@charite.de> Mail-Followup-To: linux-kernel@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit 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 I keep getting the same "BUG: soft lockup", always with the same call trace - what exactly could be causing this? [18546.997502] BUG: soft lockup - CPU#3 stuck for 22s! [imap-login:69073] [18546.998273] Modules linked in: st sr_mod cdrom binfmt_misc fuse btrfs raid6_pq zlib_deflate xor ufs qnx4 hfsplus hfs minix vfat msdos fat jfs xfs libcrc32c reiserfs iptable_filter ip_tables x_tables bonding joydev hid_generic iTCO_wdt iTCO_vendor_support gpio_ich x86_pkg_temp_thermal coretemp kvm_intel kvm crc32_pclmul pcspkr usbhid ses enclosure acpi_cpufreq mperf wmi isci igb ptp libsas pps_core scsi_transport_sas button mei_me lpc_ich ioatdma mei i2c_i801 mfd_core shpchp dca sg loop ghash_clmulni_intel crc32c_intel aesni_intel ablk_helper cryptd lrw gf128mul glue_helper aes_x86_64 autofs4 linear mgag200 ttm drm_kms_helper ehci_pci drm ehci_hcd i2c_algo_bit sysimgblt sysfillrect usbcore syscopyarea usb_common megaraid_sas processor thermal_sys scsi_dh_rdac scsi_dh_hp_sw scsi_dh_emc scsi_dh_alua [18546.998328] scsi_dh dm_snapshot dm_mirror dm_region_hash dm_log dm_crypt dm_mod [last unloaded: cpuid] [18546.998336] CPU: 3 PID: 69073 Comm: imap-login Not tainted 3.11.10-7-default #1 [18546.998337] Hardware name: Supermicro X9DRi-LN4+/X9DR3-LN4+/X9DRi-LN4+/X9DR3-LN4+, BIOS 3.0a 12/04/2013 [18546.998339] task: ffff8800421383c0 ti: ffff880cbc1be000 task.ti: ffff880cbc1be000 [18546.998341] RIP: 0010:[] [] _raw_spin_lock+0x1d/0x30 [18546.998347] RSP: 0018:ffff880cbc1bf8d0 EFLAGS: 00000293 [18546.998349] RAX: 0000000000005313 RBX: ffff8806f90ab318 RCX: 000000000000531f [18546.998350] RDX: 000000000000531f RSI: 0000000000000000 RDI: ffff880c41b82480 [18546.998352] RBP: ffff880c41b82000 R08: a038000000000000 R09: 06f90ab1501c0000 [18546.998353] R10: f8e8f70cf2905407 R11: ffff88187ffe9d80 R12: ffff880c42da3400 [18546.998355] R13: ffff8803a0892920 R14: 0000000000000000 R15: 0000000000000000 [18546.998357] FS: 00002b1ba53f2cc0(0000) GS:ffff880c7fc60000(0000) knlGS:0000000000000000 [18546.998358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [18546.998360] CR2: 00002af5f7c72cf0 CR3: 0000000583107000 CR4: 00000000001407e0 [18546.998361] Stack: [18546.998362] ffffffff8122c57c ffff8806f90ab0b0 ffff8806f90ab1b8 ffffffff8120e1e8 [18546.998367] ffff8806f90ab0b0 ffffffff81193af3 ffff880cbc1bf940 ffff88018d5ad530 [18546.998370] ffff880c42da3508 ffffffff81193c11 ffff88018d5ad5a0 ffffffff81194a1c [18546.998374] Call Trace: [18546.998383] [] ext4_es_lru_del+0x1c/0x60 [18546.998390] [] ext4_clear_inode+0x38/0x80 [18546.998395] [] evict+0xa3/0x190 [18546.998400] [] dispose_list+0x31/0x40 [18546.998403] [] prune_icache_sb+0x16c/0x310 [18546.998409] [] prune_super+0x15b/0x190 [18546.998416] [] shrink_slab+0x153/0x2d0 [18546.998421] [] do_try_to_free_pages+0x39f/0x4c0 [18546.998426] [] try_to_free_pages+0xd8/0x160 [18546.998433] [] __alloc_pages_nodemask+0x5c9/0x980 [18546.998439] [] alloc_pages_current+0x9d/0x170 [18546.998445] [] sk_page_frag_refill+0x5b/0x100 [18546.998452] [] tcp_sendmsg+0x2ee/0xd70 [18546.998460] [] sock_aio_write+0x12f/0x150 [18546.998466] [] do_sync_write+0x67/0x90 [18546.998470] [] vfs_write+0x1b5/0x1e0 [18546.998475] [] SyS_write+0x43/0xa0 [18546.998480] [] system_call_fastpath+0x1a/0x1f [18546.998487] [<00002b1ba5d9d9e0>] 0x2b1ba5d9d9df [18546.998489] Code: 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 b8 00 00 01 00 f0 0f c1 07 89 c1 c1 e9 10 66 39 c1 89 ca 74 0d 0f 1f 00 f3 90 0f b7 07 <66> 39 d0 75 f6 c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 53 48 -- Ralf Hildebrandt Charite Universitätsmedizin Berlin ralf.hildebrandt@charite.de Campus Benjamin Franklin http://www.charite.de Hindenburgdamm 30, 12203 Berlin Geschäftsbereich IT, Abt. Netzwerk fon: +49-30-450.570.155