When starting and stopping a bond using `ifup bond0` and `ifdown bond0` the server will hang
Issue
- When starting and stopping a bond using
ifup bond0
andifdown bond0
the server will hang.
The following backtrace was generated.
IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready
BUG: unable to handle kernel paging request at ffffffffa05c22a0
PGD 18f5067 PUD 18f6063 PMD 7d249a067 PTE 0
Oops: 0000 [#1] PREEMPT SMP
Modules linked in: ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm mlx4_ib mlx4_en ib_sa ib_mad ib_core mlx4_core bonding dm_multipath gpio_ich iTCO_wdt iTCO_vendor_support microcode serio_raw pcspkr joydev hpilo hpwdt bnx2 lpc_ich i7core_edac edac_core ipmi_si ipmi_msghandler sg acpi_power_meter ext4 jbd2 mbcache sr_mod cdrom sd_mod crc_t10dif crct10dif_common pata_acpi ata_generic ata_piix ib_addr ipv6 ptp pps_core hpsa radeon ttm drm_kms_helper drm hwmon i2c_algo_bit i2c_core dm_mirror dm_region_hash dm_log dm_mod [last unloaded: mlx4_core]
CPU: 0 PID: 16403 Comm: arping Not tainted 3.10.0-327.rt56.176.el6rt.x86_64 #1
Hardware name: HP ProLiant DL380 G7, BIOS P67 07/02/2013
task: ffff8807df210000 ti: ffff8807e1fb0000 task.ti: ffff8807e1fb0000
RIP: 0010:[<ffffffff815d9561>] [<ffffffff815d9561>] packet_snd+0x261/0x5c0
RSP: 0018:ffff8807e1fb3c38 EFLAGS: 00010286
RAX: ffffffffa05c22a0 RBX: ffff8807e06b8000 RCX: 0000000000000048
...
Stack:
00000000e1fb0010 0000000000000010 0000000000000038 00000038812bf753
0000880800000000 ffff8807e1fb3eb4 0000000006083c98 0000000000000038
0000000000000000 ffffffeaa6a30000 ffff8807d181a1d0 ffff8807e1fb3cd8
Environment
- Red Hat Enterprise Linux 6
- Infiniband
- MRG
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