RHEL-5: BUG: soft lockup - CPU#8 stuck for 10s! [bond0:4990] due to bonding options.
Issue
- BUG: Soft lockup messages found in /var/log/messages on Red Hat Enterprise Linux 5
- Soft lockup messages appear as follows, and is exactly the same 24 hours later:
kernel: BUG: soft lockup - CPU#8 stuck for 10s! [bond0:4990] kernel: CPU 8: kernel: Modules linked in: vfat fat usb_storage tun ipt_MASQUERADE iptable_nat ip_nat nfsd exportfs nfs_acl auth_rpcgss autofs4 hidp l2cap bluetooth lockd sunrpc scsi_dh_rdac cpufreq_ondemand acpi_cpufreq freq_table bridge bonding ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink iptable_filter ip_tables ip6t_REJECT xt_tcpudp ip6table_filter ip6_tables x_tables be2iscsi ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp bnx2i cnic uio cxgb3i cxgb3 8021q libiscsi_tcp libiscsi2 dm_round_robin dm_multipath scsi_dh video backlight sbs power_meter hwmon i2c_ec dell_wmi wmi button battery asus_acpi acpi_memhotplug ac ipv6 xfrm_nalgo crypto_api parport_pc lp parport ksm(U) kvm_intel(U) kvm(U) joydev i2c_i801 ide_cd cdc_ether cdrom i2c_core usbnet qla3xxx bnx2 sg e1000e pcspkr dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod ata_piix libata qla4xxx scsi_transport_iscsi2 scsi_transport_iscsi shpchp mptsas mptscsih mptbase scsi_transport_sas sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd kernel: Pid: 4990, comm: bond0 Tainted: G 2.6.18-194.el5 #1 kernel: RIP: 0010:[<ffffffff80065c23>] [<ffffffff80065c23>] .text.lock.spinlock+0x29/0x30 kernel: RSP: 0018:ffff81067e1f7d40 EFLAGS: 00000286 kernel: RAX: ffff81067e1f7fd8 RBX: ffff81037fdbc000 RCX: ffff81037fdbc500 kernel: RDX: 0000000000008948 RSI: ffff81067e1f7d90 RDI: ffff81037fdbd64c kernel: RBP: ffff81067e1f7e10 R08: ffff81067e1f7da0 R09: 0000000000000037 kernel: R10: ffff810001027110 R11: 0000000010008040 R12: 0000000010008040 kernel: R13: ffffffff8008ccb0 R14: ffff81067e1f7da0 R15: ffffffff80151248 kernel: FS: 0000000000000000(0000) GS:ffff81010c4b7bc0(0000) knlGS:0000000000000000 kernel: CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b kernel: CR2: 00000000b7f33000 CR3: 0000000000201000 CR4: 00000000000026e0 kernel: kernel: Call Trace: kernel: [<ffffffff88277a75>] :bnx2:bnx2_ioctl+0x69/0xff kernel: [<ffffffff886f9011>] :bonding:bond_check_dev_link+0xd9/0x1e4 kernel: [<ffffffff80063ff8>] thread_return+0x62/0xfe kernel: [<ffffffff886fc748>] :bonding:bond_mii_monitor+0x90/0x496 kernel: [<ffffffff886fc6b8>] :bonding:bond_mii_monitor+0x0/0x496 kernel: [<ffffffff8004dc37>] run_workqueue+0x94/0xe4 kernel: [<ffffffff8004a472>] worker_thread+0x0/0x122 kernel: [<ffffffff800a198c>] keventd_create_kthread+0x0/0xc4 kernel: [<ffffffff8004a562>] worker_thread+0xf0/0x122 kernel: [<ffffffff8008e16d>] default_wake_function+0x0/0xe kernel: [<ffffffff800a198c>] keventd_create_kthread+0x0/0xc4 kernel: [<ffffffff80032bdc>] kthread+0xfe/0x132 kernel: [<ffffffff8005efb1>] child_rip+0xa/0x11 kernel: [<ffffffff800a198c>] keventd_create_kthread+0x0/0xc4 kernel: [<ffffffff80032ade>] kthread+0x0/0x132 kernel: [<ffffffff8005efa7>] child_rip+0x0/0x11
Environment
- Red Hat Enterprise Linux 5.5
- kernel-2.6.18-194.el5
- IBM System x3650 M2
- Bonding mode 1
- Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20) (bnx2)
- Bonding options:
BONDING_OPTS="mode=1 miimon=100 use_carrier=0"
- Virtual bridge and KVM guests
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