Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753182AbdHKMUo (ORCPT ); Fri, 11 Aug 2017 08:20:44 -0400 Received: from smtprelay0165.b.hostedemail.com ([64.98.42.165]:40035 "EHLO smtprelay.b.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752994AbdHKMUl (ORCPT ); Fri, 11 Aug 2017 08:20:41 -0400 X-Greylist: delayed 352 seconds by postgrey-1.27 at vger.kernel.org; Fri, 11 Aug 2017 08:20:41 EDT X-Session-Marker: 742E617274656D406C79636F732E636F6D X-Spam-Summary: 50,0,0,,d41d8cd98f00b204,t.artem@lycos.com,:,RULES_HIT:2:41:355:379:582:857:960:967:973:988:989:1042:1152:1260:1277:1311:1313:1314:1345:1381:1437:1515:1516:1518:1535:1593:1594:1605:1730:1747:1777:1792:1981:2194:2198:2199:2200:2393:2525:2553:2560:2563:2682:2685:2731:2741:2859:2897:2901:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3421:3622:3834:3865:3867:3868:3870:3872:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4049:4117:4250:4321:4361:4560:5007:6119:6238:6261:6630:7903:7904:8660:9025:9108:9163:10004:10848:11026:11232:11473:11658:11914:12043:12296:12438:12555:12679:12710:12737:12740:12760:12895:12986:13141:13148:13160:13211:13229:13230:13439:13870:14659:14685:21080:21451:21611:21622:30012:30029:30054:30055:30056:30070:30090,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:0,LUA_SUMMARY:none X-HE-Tag: team47_643b2f3104d5d X-Filterd-Recvd-Size: 6969 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Fri, 11 Aug 2017 17:14:48 +0500 From: "Artem S. Tashkinov" To: linux-kernel Subject: Trying to understand General protection fault/hrtimer_active Message-ID: User-Agent: Roundcube Webmail/1.1.5 X-Originating-IP: [5.166.170.238] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6122 Lines: 129 Hello, After stopping mariadb on our database server, the server physically crashed and required a hard reset in order to get back online. Fortunately the system was able to dump the kernel error: Aug 11 09:22:44 mariadb mysqld[1229]: 2017-08-11 9:22:44 140417868658432 [ERROR] mysqld: Deadlock found when trying to get lock; try restarting transaction Aug 11 09:24:03 mariadb kernel: [225113.038696] general protection fault: 0000 [#1] SMP Aug 11 09:24:03 mariadb kernel: [225113.038709] Modules linked in: ppdev intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pc lmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul joydev input_leds glue_helper ablk_helper cryptd serio_raw shpchp lpc_ich parport_pc 8250_fintek parport tpm_infineon mac_hid nct6775 hwmon_vid coretemp autofs4 btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx x or hid_generic usbhid hid raid6_pq libcrc32c raid0 multipath linear raid1 mxm_wmi ahci psmouse r8169 libahci mii wmi video fjes Aug 11 09:24:03 mariadb kernel: [225113.038836] CPU: 3 PID: 3570 Comm: mysqld Not tainted 4.4.0-89-generic #112-Ubuntu Aug 11 09:24:03 mariadb kernel: [225113.038853] Hardware name: MSI MS-7816/H87-G43 (MS-7816), BIOS V2.14B6 08/23/2013 Aug 11 09:24:03 mariadb kernel: [225113.038868] task: ffff8807f6f88e00 ti: ffff8807f6534000 task.ti: ffff8807f6534000 Aug 11 09:24:03 mariadb kernel: [225113.038881] RIP: 0010:[] [] hrtimer_active+0x9/0x60 Aug 11 09:24:03 mariadb kernel: [225113.038899] RSP: 0018:ffff8807f65379e0 EFLAGS: 00010246 Aug 11 09:24:03 mariadb kernel: [225113.038909] RAX: 0000000000000000 RBX: ffbf8807f6537a30 RCX: 0000000000000000 Aug 11 09:24:03 mariadb kernel: [225113.038922] RDX: 00000000ffffffff RSI: ffff8807f6f88e00 RDI: ffbf8807f6537a30 Aug 11 09:24:03 mariadb kernel: [225113.038947] RBP: ffff8807f65379e0 R08: ffff8807f6534000 R09: 0000000000000000 Aug 11 09:24:03 mariadb kernel: [225113.038982] R10: 0000000103599c14 R11: 0000000000000000 R12: 0000000000000000 Aug 11 09:24:03 mariadb kernel: [225113.039018] R13: 0000000000000001 R14: ffff8807f6537b58 R15: 0000000000000000 Aug 11 09:24:03 mariadb kernel: [225113.039053] FS: 00007fb69edc5700(0000) GS:ffff88081eac0000(0000) knlGS:0000000000000000 Aug 11 09:24:03 mariadb kernel: [225113.039091] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Aug 11 09:24:03 mariadb kernel: [225113.039112] CR2: 00007fb59e1e7e88 CR3: 00000007f943f000 CR4: 00000000001406e0 Aug 11 09:24:03 mariadb kernel: [225113.039148] Stack: Aug 11 09:24:03 mariadb kernel: [225113.039164] ffff8807f6537a18 ffffffff810efba9 ffff8807f6537b58 2cf88ace51220a81 Aug 11 09:24:03 mariadb kernel: [225113.039202] ffbf8807f6537a30 0000000000000000 0000000000000001 ffff8807f6537ac0 Aug 11 09:24:03 mariadb kernel: [225113.039240] ffffffff81841341 0000000005f5e100 ffff88071ab63a30 0000000000000000 Aug 11 09:24:03 mariadb kernel: [225113.039278] Call Trace: Aug 11 09:24:03 mariadb kernel: [225113.039297] [] hrtimer_try_to_cancel+0x29/0x130 Aug 11 09:24:03 mariadb kernel: [225113.039321] [] schedule_hrtimeout_range_clock+0xd1/0x1b0 Aug 11 09:24:03 mariadb kernel: [225113.039346] [] ? __hrtimer_init+0x90/0x90 Aug 11 09:24:03 mariadb kernel: [225113.039369] [] ? schedule_hrtimeout_range_clock+0xb9/0x1b0 Aug 11 09:24:03 mariadb kernel: [225113.039405] [] schedule_hrtimeout_range+0x13/0x20 Aug 11 09:24:03 mariadb kernel: [225113.039430] [] poll_schedule_timeout+0x44/0x70 Aug 11 09:24:03 mariadb kernel: [225113.039453] [] do_sys_poll+0x4af/0x560 Aug 11 09:24:03 mariadb kernel: [225113.039477] [] ? __alloc_skb+0x5b/0x1f0 Aug 11 09:24:03 mariadb kernel: [225113.039500] [] ? __kmalloc_node_track_caller+0x249/0x310 Aug 11 09:24:03 mariadb kernel: [225113.039525] [] ? __alloc_skb+0x87/0x1f0 Aug 11 09:24:03 mariadb kernel: [225113.039548] [] ? poll_select_copy_remaining+0x140/0x140 Aug 11 09:24:03 mariadb kernel: [225113.039572] [] ? _raw_spin_unlock_bh+0x1e/0x20 Aug 11 09:24:03 mariadb kernel: [225113.039596] [] ? release_sock+0x111/0x160 Aug 11 09:24:03 mariadb kernel: [225113.039620] [] ? tcp_recvmsg+0x3fc/0xbe0 Aug 11 09:24:03 mariadb kernel: [225113.039644] [] ? inet_recvmsg+0x7e/0xb0 Aug 11 09:24:03 mariadb kernel: [225113.039666] [] ? sock_recvmsg+0x3d/0x50 Aug 11 09:24:03 mariadb kernel: [225113.039688] [] ? SYSC_recvfrom+0x13d/0x150 Aug 11 09:24:03 mariadb kernel: [225113.039711] [] ? __schedule+0x3b6/0xa30 Aug 11 09:24:03 mariadb kernel: [225113.039734] [] ? ktime_get_ts64+0x49/0xf0 Aug 11 09:24:03 mariadb kernel: [225113.039756] [] SyS_poll+0x71/0x130 Aug 11 09:24:03 mariadb kernel: [225113.039778] [] entry_SYSCALL_64_fastpath+0x16/0x71 Aug 11 09:24:03 mariadb kernel: [225113.039801] Code: 00 00 0f 1f 44 00 00 55 48 c7 47 28 70 f9 0e 81 48 89 77 58 48 89 e5 5d c3 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 <48> 8b 57 30 eb 1d 80 7f 38 00 75 32 48 3b 78 08 74 2c 39 50 04 Aug 11 09:24:03 mariadb kernel: [225113.039909] RIP [] hrtimer_active+0x9/0x60 Aug 11 09:24:03 mariadb kernel: [225113.039933] RSP Aug 11 09:24:03 mariadb kernel: [225113.040228] ---[ end trace a4cd8a286c3c9557 ]--- I've tried Googling for this error however the only relevant result seems to be this: https://access.redhat.com/solutions/1392343 but I cannot access it. We're running linux 4.4.0-89.112 generic x86-64 Ubuntu 16.04 LTS. Our system specs: Motherboard: H87-G43 (MS-7816), unknown beta BIOS release from 2013/08 CPU: Intel Core i7-4770 RAM: 32GB (DDR3 1600MHz 4*8GB) SSD: 2 x INTEL SSDSC2CW24 (software raid level 1) Regards, -- Best regards, Artem