0006752: scheduling while atomic: swapper

IPVS: ip_vs_conn_hash(): request for already hashed, called from run_timer_softirq+0x197/0x340<br /> BUG: scheduling while atomic: swapper/0/0x10000100<br /> Modules linked in: ip_vs_wrr tcp_diag inet_diag ip_vs libcrc32c cpufreq_ondemand acpi_cpufreq freq_table mperf bonding 8021q garp stp llc ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_multiport iptable_filter ip_tables power_meter dcdbas microcode sb_edac edac_core iTCO_wdt iTCO_vendor_support shpchp tg3 ixgbe dca ptp pps_core mdio sg ext4 jbd2 mbcache sr_mod cdrom sd_mod crc_t10dif ahci wmi megaraid_sas dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]<br /> CPU 19 <br /> Modules linked in: ip_vs_wrr tcp_diag inet_diag ip_vs libcrc32c cpufreq_ondemand acpi_cpufreq freq_table mperf bonding 8021q garp stp llc ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_multiport iptable_filter ip_tables power_meter dcdbas microcode sb_edac edac_core iTCO_wdt iTCO_vendor_support shpchp tg3 ixgbe dca ptp pps_core mdio sg ext4 jbd2 mbcache sr_mod cdrom sd_mod crc_t10dif ahci wmi megaraid_sas dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]<br /> <br /> Pid: 0, comm: swapper Not tainted 2.6.32-358.23.2.el6.x86_64 <a href="http://bugs.centos.org/view.php?id=1">0000001</a> Dell Inc. PowerEdge R420/05M7VK<br /> RIP: 0010:[<ffffffff81014907>] [<ffffffff81014907>] mwait_idle+0x77/0xd0<br /> RSP: 0018:ffff88042cb9dee8 EFLAGS: 00000246<br /> RAX: 0000000000000000 RBX: ffff88042cb9def8 RCX: 0000000000000000<br /> RDX: 0000000000000000 RSI: ffff88042cb9dfd8 RDI: ffffffff81de1228<br /> RBP: ffffffff8100bb8e R08: 0000000000000000 R09: 0000000100b0d40b<br /> R10: 0000000000000002 R11: 0000000000000000 R12: ffffffff81012c09<br /> R13: ffff88042cb9de58 R14: ffffffff81013643 R15: ffff88042cb9de48<br /> FS: 0000000000000000(0000) GS:ffff880237520000(0000) knlGS:0000000000000000<br /> CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b<br /> CR2: 0000000000481030 CR3: 0000000001a85000 CR4: 00000000000407e0<br /> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000<br /> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400<br /> Process swapper (pid: 0, threadinfo ffff88042cb9c000, task ffff88022cb12080)<br /> Stack:<br /> ffff88042cb9dfd8 ffffffff81c07600 ffff88042cb9df28 ffffffff81009fc6<br /> <d> ffff88042cb9df18 d060ee7336dd9045 0000000000000000 0000000000000000<br /> <d> ffff88042cb9df48 ffffffff81507600 0000000000000000 0000001381507354<br /> Call Trace:<br /> [<ffffffff81009fc6>] ? cpu_idle+0xb6/0x110<br /> [<ffffffff81507600>] ? start_secondary+0x2ac/0x2ef<br /> Code: d2 65 48 8b 34 25 c8 cb 00 00 48 89 d1 48 8d 86 38 e0 ff ff 0f 01 c8 0f ae f0 48 8b 86 38 e0 ff ff a8 08 75 24 31 c0 fb 0f 01 c9 <5b> 41 5c c9 c3 0f 1f 40 00 65 48 8b 04 25 c8 cb 00 00 48 2d d8 <br /> Call Trace:<br /> [<ffffffff81513d1a>] ? atomic_notifier_call_chain+0x1a/0x20<br /> [<ffffffff81009fc6>] ? cpu_idle+0xb6/0x110<br /> [<ffffffff81507600>] ? start_secondary+0x2ac/0x2ef<br /> general protection fault: 0000 [<a href="http://bugs.centos.org/view.php?id=1">0000001</a>] SMP <br /> last sysfs file: /sys/module/ip_tables/initstate<br /> CPU 19 <br /> Modules linked in: ip_vs_wrr tcp_diag inet_diag ip_vs libcrc32c cpufreq_ondemand acpi_cpufreq freq_table mperf bonding 8021q garp stp llc ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack xt_multiport iptable_filter ip_tables power_meter dcdbas microcode sb_edac edac_core iTCO_wdt iTCO_vendor_support shpchp tg3 ixgbe dca ptp pps_core mdio sg ext4 jbd2 mbcache sr_mod cdrom sd_mod crc_t10dif ahci wmi megaraid_sas dm_mirror dm_region_hash dm_log dm_mod [last unloaded: scsi_wait_scan]<br /> <br /> Pid: 0, comm: swapper Not tainted 2.6.32-358.23.2.el6.x86_64 <a href="http://bugs.centos.org/view.php?id=1">0000001</a> Dell Inc. PowerEdge R420/05M7VK<br /> RIP: 0010:[<ffffffff81289260>] [<ffffffff81289260>] list_del+0x10/0xa0<br /> RSP: 0018:ffff880237523e00 EFLAGS: 00010286<br /> RAX: dead000000200200 RBX: ffff8801f05ab840 RCX: 00000000efaea2f0<br /> RDX: 0000000000000040 RSI: 00000000b41d8403 RDI: ffff8801f05ab840<br /> RBP: ffff880237523e10 R08: 0000000000000001 R09: 0000000000000001<br /> R10: 0000000000000000 R11: 000000000000000d R12: ffff8801f05ab854<br /> R13: 000000000000000f R14: ffff8801f05ab840 R15: ffffffffa02943e0<br /> FS: 0000000000000000(0000) GS:ffff880237520000(0000) knlGS:0000000000000000<br /> CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b<br /> CR2: 0000000000481030 CR3: 0000000001a85000 CR4: 00000000000407e0<br /> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000<br /> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400<br /> Process swapper (pid: 0, threadinfo ffff88042cb9c000, task ffff88022cb12080)<br /> Stack:<br /> ffff880237523e30 ffff8801f05ab840 ffff880237523e40 ffffffffa0294620<br /> <d> ffff8802375374c8 ffff88042cb98000 ffff8801f05ab890 ffff880237523e90<br /> <d> ffff880237523ed0 ffffffff81081937 ffffffff810a8060 ffff88042cb99c20<br /> Call Trace:<br /> <IRQ> <br /> [<ffffffffa0294620>] ip_vs_conn_expire+0x240/0x320 [ip_vs]<br /> [<ffffffff81081937>] run_timer_softirq+0x197/0x340<br /> [<ffffffff810a8060>] ? tick_sched_timer+0x0/0xc0<br /> [<ffffffff8102ea2d>] ? lapic_next_event+0x1d/0x30<br /> [<ffffffff810770b1>] __do_softirq+0xc1/0x1e0<br /> [<ffffffff8109b87b>] ? hrtimer_interrupt+0x14b/0x260<br /> [<ffffffff8100c1cc>] call_softirq+0x1c/0x30<br /> [<ffffffff8100de05>] do_softirq+0x65/0xa0<br /> [<ffffffff81076e95>] irq_exit+0x85/0x90<br /> [<ffffffff81517860>] smp_apic_timer_interrupt+0x70/0x9b<br /> [<ffffffff8100bb93>] apic_timer_interrupt+0x13/0x20<br /> <EOI> <br /> [<ffffffff81014907>] ? mwait_idle+0x77/0xd0<br /> [<ffffffff81513d1a>] ? atomic_notifier_call_chain+0x1a/0x20<br /> [<ffffffff81009fc6>] cpu_idle+0xb6/0x110<br /> [<ffffffff81507600>] start_secondary+0x2ac/0x2ef<br /> Code: 89 95 fc fe ff ff e9 ab fd ff ff 4c 8b ad e8 fe ff ff e9 db fd ff ff 90 90 90 90 55 48 89 e5 53 48 89 fb 48 83 ec 08 48 8b 47 08 <4c> 8b 00 4c 39 c7 75 39 48 8b 03 4c 8b 40 08 4c 39 c3 75 4c 48 <br /> RIP [<ffffffff81289260>] list_del+0x10/0xa0<br /> RSP <ffff880237523e00><br /> crash>