From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757222Ab3FSQpv (ORCPT ); Wed, 19 Jun 2013 12:45:51 -0400 Received: from mx1.redhat.com ([209.132.183.28]:4708 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757047Ab3FSQpt (ORCPT ); Wed, 19 Jun 2013 12:45:49 -0400 Date: Wed, 19 Jun 2013 12:45:40 -0400 From: Dave Jones To: Linux Kernel Cc: Linus Torvalds Subject: frequent softlockups with 3.10rc6. Message-ID: <20130619164540.GB22483@redhat.com> Mail-Followup-To: Dave Jones , Linux Kernel , Linus Torvalds MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline 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've been hitting this a lot the last few days. This is the same machine that I was also seeing lockups during sync() Dave BUG: soft lockup - CPU#1 stuck for 22s! [trinity-child9:6902] Modules linked in: bridge snd_seq_dummy dlci bnep fuse 8021q garp stp hidp tun rfcomm can_raw ipt_ULOG nfnetlink rose scsi_transport_iscsi ipx p8023 p8022 phonet llc2 irda rds pppoe pppox caif_socket caif ppp_generic af_key slhc crc_ccitt bluetooth netrom can_bcm x25 appletalk psnap can llc af_rxrpc atm ax25 af_802154 nfc rfkill coretemp hwmon kvm_intel kvm snd_hda_codec_realtek snd_hda_codec_hdmi crc32c_intel ghash_clmulni_intel snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep snd_seq snd_seq_device usb_debug snd_pcm e1000e ptp pps_core snd_page_alloc snd_timer snd soundcore xfs libcrc32c irq event stamp: 2057909 hardirqs last enabled at (2057908): [] restore_args+0x0/0x30 hardirqs last disabled at (2057909): [] apic_timer_interrupt+0x6a/0x80 softirqs last enabled at (1444600): [] __do_softirq+0x194/0x440 softirqs last disabled at (1444851): [] irq_exit+0xcd/0xe0 CPU: 1 PID: 6902 Comm: trinity-child9 Not tainted 3.10.0-rc6+ #16 task: ffff880243212520 ti: ffff88015c1fa000 task.ti: ffff88015c1fa000 RIP: 0010:[] [] __do_softirq+0xb1/0x440 RSP: 0000:ffff880244a03f08 EFLAGS: 00000202 RAX: ffff880243212520 RBX: ffffffff816ed220 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff880243212520 RBP: ffff880244a03f70 R08: 0000000010000003 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff880244a03e78 R13: ffffffff816f5d2f R14: ffff880244a03f70 R15: 0000000000000000 FS: 00007f2e89fa1740(0000) GS:ffff880244a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000351a000 CR3: 00000001f6b7d000 CR4: 00000000001407e0 DR0: 00007f2e898d2000 DR1: 0000000001c59000 DR2: 0000000001c5c000 DR3: 0000000000008000 DR6: 00000000fffe0ff0 DR7: 00000000000b0602 Stack: 0000000a00406040 00000001008fead4 ffff88015c1fbfd8 ffff88015c1fbfd8 ffff88015c1fbfd8 0000000010010002 ffff88015c1fbfd8 ffffffff00000001 ffff880243212520 0000000000000000 ffff88023bbf0c80 0000000000000001 Call Trace: [] irq_exit+0xcd/0xe0 [] smp_apic_timer_interrupt+0x6b/0x9b [] apic_timer_interrupt+0x6f/0x80 [] ? retint_restore_args+0xe/0xe [] ? _raw_spin_unlock_irq+0x32/0x60 [] ? _raw_spin_unlock_irq+0x2c/0x60 [] finish_task_switch+0x85/0x130 [] ? finish_task_switch+0x47/0x130 [] __schedule+0x444/0x9c0 [] preempt_schedule_irq+0x53/0x90 [] retint_kernel+0x26/0x30 [] ? user_enter+0x87/0xd0 [] syscall_trace_leave+0x78/0x140 [] int_check_syscall_exit_work+0x34/0x3d Code: 48 89 45 b8 48 89 45 b0 48 89 45 a8 66 0f 1f 44 00 00 65 c7 04 25 80 0f 1d 00 00 00 00 00 e8 b7 31 06 00 fb 49 c7 c6 00 41 c0 81 0e 0f 1f 44 00 00 49 83 c6 08 41 d1 ef 74 6c 41 f6 c7 01 74