I'm seeing this with rc8 on a dual port mlx4 adapter set to IB/Eth mode:
[ 77.883513] IPv6: ADDRCONF(NETDEV_UP): mlx4_roce: link is not ready
[ 77.892044] mlx4_en: mlx4_roce: frag:0 - size:1518 prefix:0 stride:1536
[ 77.903129] genirq: Flags mismatch irq 135. 00000000
(mlx4-65@0000:05:00.0) vs. 00000000 (mlx4-65@0000:05:00.0)
[ 77.914965] CPU: 0 PID: 1541 Comm: NetworkManager Not tainted
4.2.0-rc8 #58
[ 77.923292] Hardware name: Dell Inc. PowerEdge R820/04K5X5, BIOS
2.2.3 07/09/2014
[ 77.932205] 0000000000000000 00000000c16e3ce1 ffff8820365ab498
ffffffff8167e6ff
[ 77.941072] 0000000000000000 ffff8820339e9a00 ffff8820365ab4f8
ffffffff810d2b6e
[ 77.949938] 0000000000000246 ffff881032e67aa4 ffff881035e10ba0
00000000c16e3ce1
[ 77.958812] Call Trace:
[ 77.962109] [<ffffffff8167e6ff>] dump_stack+0x45/0x57
[ 77.968412] [<ffffffff810d2b6e>] __setup_irq+0x51e/0x590
[ 77.975018] [<ffffffffc03870a0>] ? mlx4_interrupt+0x80/0x80 [mlx4_core]
[ 77.983072] [<ffffffff810d2d64>] request_threaded_irq+0xf4/0x1a0
[ 77.990468] [<ffffffffc0385d55>] mlx4_assign_eq+0x135/0x360 [mlx4_core]
[ 77.998513] [<ffffffffc0537537>] mlx4_en_activate_cq+0x2a7/0x310
[mlx4_en]
[ 78.006853] [<ffffffff8130a2c8>] ? alloc_cpumask_var_node+0x28/0x40
[ 78.014542] [<ffffffff8131e8b9>] ? find_next_bit+0x19/0x20
[ 78.021334] [<ffffffff8130a284>] ? cpumask_next_and+0x34/0x50
[ 78.028425] [<ffffffffc053ae6b>] mlx4_en_start_port+0x1bb/0xb60
[mlx4_en]
[ 78.036689] [<ffffffffc037fe01>] ? mlx4_free_cmd_mailbox+0x31/0x40
[mlx4_core]
[ 78.045435] [<ffffffffc053bb59>] mlx4_en_open+0x349/0x630 [mlx4_en]
[ 78.053107] [<ffffffff815732f9>] __dev_open+0xc9/0x140
[ 78.059538] [<ffffffff81573621>] __dev_change_flags+0xa1/0x160
[ 78.066718] [<ffffffff81573709>] dev_change_flags+0x29/0x60
[ 78.073602] [<ffffffff81580dbe>] do_setlink+0x5be/0xa70
[ 78.080097] [<ffffffffc01b158f>] ? mga_imageblit+0x2f/0x40 [mgag200]
[ 78.087859] [<ffffffffc01b1456>] ? mga_dirty_update+0x1e6/0x2f0
[mgag200]
[ 78.096112] [<ffffffffc01b158f>] ? mga_imageblit+0x2f/0x40 [mgag200]
[ 78.103873] [<ffffffff81582470>] rtnl_newlink+0x4f0/0x880
[ 78.110586] [<ffffffff81582073>] ? rtnl_newlink+0xf3/0x880
[ 78.117372] [<ffffffff81294238>] ? security_capable+0x48/0x60
[ 78.124452] [<ffffffff81081b1d>] ? ns_capable+0x2d/0x60
[ 78.130950] [<ffffffff8157f8c4>] rtnetlink_rcv_msg+0xa4/0x250
[ 78.138028] [<ffffffff812987c0>] ? sock_has_perm+0x70/0x90
[ 78.144824] [<ffffffff8157f820>] ? rtnetlink_rcv+0x40/0x40
[ 78.151615] [<ffffffff815a2bdf>] netlink_rcv_skb+0xaf/0xc0
[ 78.158425] [<ffffffff8157f80c>] rtnetlink_rcv+0x2c/0x40
[ 78.164997] [<ffffffff815a22d1>] netlink_unicast+0x101/0x1f0
[ 78.171937] [<ffffffff815a27c1>] netlink_sendmsg+0x401/0x660
[ 78.178867] [<ffffffff81553e78>] sock_sendmsg+0x38/0x50
[ 78.185335] [<ffffffff815547d5>] ___sys_sendmsg+0x275/0x290
[ 78.192176] [<ffffffff81262c56>] ? sysctl_head_finish+0x46/0x50
[ 78.199411] [<ffffffff81262e08>] ? proc_sys_call_handler+0x88/0xe0
[ 78.206946] [<ffffffff8131854c>] ? lockref_put_or_lock+0x4c/0x80
[ 78.214296] [<ffffffff81555197>] __sys_sendmsg+0x57/0xa0
[ 78.220878] [<ffffffff815551f2>] SyS_sendmsg+0x12/0x20
[ 78.227283] [<ffffffff8168536e>] entry_SYSCALL_64_fastpath+0x12/0x71
[ 78.235114] mlx4_en 0000:05:00.0: Failed assigning an EQ to
\xfffffff\xffffffb6Z6
\xffffff88\xffffffff\xffffffff\xffffff84\xffffffa20\xffffff81\xffffffff\xffffffff\xffffffff\xffffffff
[ 78.243732] mlx4_en: mlx4_roce: Failed activating Rx CQ
[ 78.319027] mlx4_en: mlx4_roce: Failed starting port:2
The interface in question is unusable.
--
Doug Ledford <dledford@xxxxxxxxxx>
GPG KeyID: 0E572FDD
Attachment:
signature.asc
Description: OpenPGP digital signature
