From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933427Ab2GFAa1 (ORCPT ); Thu, 5 Jul 2012 20:30:27 -0400 Received: from fgwmail6.fujitsu.co.jp ([192.51.44.36]:39495 "EHLO fgwmail6.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932149Ab2GFAaX (ORCPT ); Thu, 5 Jul 2012 20:30:23 -0400 X-SecurityPolicyCheck: OK by SHieldMailChecker v1.7.4 Message-ID: <4FF63193.20308@jp.fujitsu.com> Date: Fri, 6 Jul 2012 09:30:11 +0900 From: Yasuaki Ishimatsu User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:13.0) Gecko/20120614 Thunderbird/13.0.1 MIME-Version: 1.0 To: Subject: BUG: cannot online the hot-added cpu Content-Type: text/plain; charset="ISO-2022-JP" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When I onlined the hot-added cpu on linux-3.5-rc4, the following messages was shown. [ 129.745837] Booting Node 2 Processor 32 APIC 0xc0 [ 129.879044] ------------[ cut here ]------------ [ 129.934337] WARNING: at kernel/sched/core.c:6214 build_sched_domains+0x704/0x8e8() [ 130.024978] Hardware name: PRIMEQUEST 1800E [ 130.075155] Modules linked in: megaraid_sas dpemu ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle bridge stp llc sunrpc nf_conntrack_ipv4 nf_defrag_ipv4 ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables binfmt_misc vhost_net macvtap macvlan tun uinput coretemp kvm_intel kvm crc32c_intel microcode i2c_i801 i2c_core lpc_ich mfd_core pcspkr acpi_memhotplug e1000e i7core_edac edac_core ioatdma igb dca ptp pps_core mptsas mptscsih mptbase scsi_transport_sas [last unloaded: scsi_wait_scan] [ 130.669192] Pid: 10000, comm: bash Tainted: G A 3.5.0-rc4-ishi #48 [ 130.753595] Call Trace: [ 130.782880] [] warn_slowpath_common+0x85/0x9d [ 130.854807] [] warn_slowpath_null+0x1a/0x1c [ 130.924651] [] build_sched_domains+0x704/0x8e8 [ 130.997610] [] partition_sched_domains+0x273/0x2e9 [ 131.074733] [] cpuset_update_active_cpus+0x6b/0x72 [ 131.151860] [] cpuset_cpu_active+0x20/0x27 [ 131.220662] [] notifier_call_chain+0x37/0x63 [ 131.291547] [] __raw_notifier_call_chain+0xe/0x10 [ 131.367630] [] __cpu_notify+0x20/0x32 [ 131.431256] [] _cpu_up+0xf7/0x128 [ 131.490692] [] cpu_up+0xcf/0xe1 [ 131.548128] [] store_online+0x62/0x90 [ 131.611739] [] dev_attr_store+0x20/0x22 [ 131.677426] [] sysfs_write_file+0x101/0x13d [ 131.747273] [] vfs_write+0xae/0x10a [ 131.808798] [] sys_write+0x4a/0x71 [ 131.869289] [] system_call_fastpath+0x16/0x1b [ 131.941169] ---[ end trace 6df754ed91edd189 ]--- [ 131.997505] BUG: unable to handle kernel NULL pointer dereference at 0000000000000018 [ 131.998051] IP: [] __bitmap_weight+0x31/0x8c [ 131.998051] PGD 84f7e9067 PUD 842913067 PMD 0 [ 131.998051] Oops: 0000 [#1] SMP [ 131.998051] CPU 17 [ 131.998051] Modules linked in: megaraid_sas dpemu ebtable_nat ebtables ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle bridge stp llc sunrpc nf_conntrack_ipv4 nf_defrag_ipv4 ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables binfmt_misc vhost_net macvtap macvlan tun uinput coretemp kvm_intel kvm crc32c_intel microcode i2c_i801 i2c_core lpc_ich mfd_core pcspkr acpi_memhotplug e1000e i7core_edac edac_core ioatdma igb dca ptp pps_core mptsas mptscsih mptbase scsi_transport_sas [last unloaded: scsi_wait_scan] [ 131.998051] [ 131.998051] Pid: 10000, comm: bash Tainted: G AW 3.5.0-rc4-ishi #48 FUJITSU-SV PRIMEQUEST 1800E/SB [ 131.998051] RIP: 0010:[] [] __bitmap_weight+0x31/0x8c [ 131.998051] RSP: 0018:ffff8808408f3bd8 EFLAGS: 00010297 [ 131.998051] RAX: 0000000000000004 RBX: 0000000000000018 RCX: ffff8808408f3c08 [ 131.998051] RDX: 0000000000000018 RSI: 0000000000000100 RDI: 0000000000000018 [ 131.998051] RBP: ffff8808408f3c08 R08: 0000000000000100 R09: ffffffff81adfaa0 [ 131.998051] R10: 0000000000000000 R11: 0000000000000005 R12: 0000000000000000 [ 131.998051] R13: 0000000000000100 R14: 0000000000000004 R15: 0000000000000000 [ 131.998051] FS: 00007f9f7fd3a700(0000) GS:ffff88085f320000(0000) knlGS:0000000000000000 [ 131.998051] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 131.998051] CR2: 000000000073f778 CR3: 000000084436f000 CR4: 00000000000007e0 [ 131.998051] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 131.998051] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 131.998051] Process bash (pid: 10000, threadinfo ffff8808408f2000, task ffff8808471bdc80) [ 131.998051] Stack: [ 131.998051] 0000000000000000 0000000000000020 0000000000000000 ffff8808523f8000 [ 131.998051] ffffffff81ade070 ffff880844074000 ffff8808408f3cb8 ffffffff81075f88 [ 131.998051] ffff8808408f3c28 ffff88104ff85780 0000000000000020 000000000000fea8 [ 131.998051] Call Trace: [ 131.998051] [] build_sched_domains+0x713/0x8e8 [ 131.998051] [] partition_sched_domains+0x273/0x2e9 [ 131.998051] [] cpuset_update_active_cpus+0x6b/0x72 [ 131.998051] [] cpuset_cpu_active+0x20/0x27 [ 131.998051] [] notifier_call_chain+0x37/0x63 [ 131.998051] [] __raw_notifier_call_chain+0xe/0x10 [ 131.998051] [] __cpu_notify+0x20/0x32 [ 131.998051] [] _cpu_up+0xf7/0x128 [ 131.998051] [] cpu_up+0xcf/0xe1 [ 131.998051] [] store_online+0x62/0x90 [ 131.998051] [] dev_attr_store+0x20/0x22 [ 131.998051] [] sysfs_write_file+0x101/0x13d [ 131.998051] [] vfs_write+0xae/0x10a [ 131.998051] [] sys_write+0x4a/0x71 [ 131.998051] [] system_call_fastpath+0x16/0x1b [ 131.998051] Code: e5 41 57 45 31 ff 41 56 41 be 40 00 00 00 41 f7 fe 41 55 48 89 fa 41 89 f5 41 54 45 31 e4 53 48 89 fb 41 89 c6 48 83 ec 08 eb 1a <48> 8b 3a 48 89 55 d0 41 ff c7 e8 b5 ff ff ff 48 8b 55 d0 41 01 [ 131.998051] RIP [] __bitmap_weight+0x31/0x8c [ 131.998051] RSP [ 131.998051] CR2: 0000000000000018 [ 135.827684] ---[ end trace 6df754ed91edd18a ]---