From: Stephen Hemminger <stephen@networkplumber.org>
To: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Cc: netdev@vger.kernel.org, e1000-devel@lists.sourceforge.net
Subject: [WARNING net-next] from ixgbe_configure
Date: Sun, 29 Dec 2013 13:15:45 -0800 [thread overview]
Message-ID: <20131229131545.5a8773c9@nehalam.linuxnetplumber.net> (raw)
Warning with current net-next from ixgbe_configure calling
netdev_all_upper_get_next_dev_rcu without RCU read lock held.
[ 4.717512] r8169 0000:03:00.0 eth0: link down
[ 4.717581] r8169 0000:03:00.0 eth0: link down
[ 4.717590] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 6.722390] r8169 0000:03:00.0 eth0: link up
[ 6.722428] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 9.833968] ------------[ cut here ]------------
[ 9.833976] WARNING: CPU: 5 PID: 2173 at net/core/dev.c:4448 netdev_all_upper_get_next_dev_rcu+0x6b/0xa0()
[ 9.833977] Modules linked in: loop hid_belkin hid_generic usbhid hid x86_pkg_temp_thermal ghash_clmulni_intel microcode psmouse serio_raw pcspkr evdev i2c_i801 i915 drm_kms_helper drm video i2c_algo_bit i2c_core processor button btrfs xor lzo_compress raid6_pq dm_mod skge r8169 mii ixgbe thermal dca ptp pps_core mdio
[ 9.833997] CPU: 5 PID: 2173 Comm: ip Tainted: G W 3.13.0-rc4-net-next+ #57
[ 9.833998] Hardware name: System manufacturer System Product Name/P8Z77-V LX, BIOS 0801 07/17/2012
[ 9.834000] 0000000000000009 ffff88040cc33608 ffffffff8159cddb 0000000000000006
[ 9.834003] 0000000000000000 ffff88040cc33648 ffffffff81093512 ffff880409b2f680
[ 9.834005] ffff88040cc336a0 ffff880409aa0000 0000000000000002 ffff880409aa0f18
[ 9.834008] Call Trace:
[ 9.834012] [<ffffffff8159cddb>] dump_stack+0x4e/0x68
[ 9.834016] [<ffffffff81093512>] warn_slowpath_common+0x82/0xb0
[ 9.834019] [<ffffffff81093555>] warn_slowpath_null+0x15/0x20
[ 9.834022] [<ffffffff814a71eb>] netdev_all_upper_get_next_dev_rcu+0x6b/0xa0
[ 9.834027] [<ffffffffa003ea2b>] ixgbe_configure+0x7eb/0x900 [ixgbe]
[ 9.834031] [<ffffffffa0040490>] ixgbe_open+0xc0/0x550 [ixgbe]
[ 9.834035] [<ffffffff810b85c1>] ? raw_notifier_call_chain+0x11/0x20
[ 9.834037] [<ffffffff814a423b>] ? call_netdevice_notifiers_info+0x3b/0x70
[ 9.834040] [<ffffffff814ac3de>] __dev_open+0xae/0x130
[ 9.834042] [<ffffffff814ac6e7>] __dev_change_flags+0xa7/0x190
[ 9.834044] [<ffffffff814ac80b>] dev_change_flags+0x2b/0x70
[ 9.834048] [<ffffffff81554e49>] ? inet6_fill_ifla6_attrs+0x3c9/0x400
[ 9.834050] [<ffffffff814bb1b1>] do_setlink+0x351/0x950
[ 9.834053] [<ffffffff81554e95>] ? inet6_fill_link_af+0x15/0x30
[ 9.834056] [<ffffffff812c6151>] ? nla_parse+0x31/0xe0
[ 9.834058] [<ffffffff814bbe79>] rtnl_newlink+0x359/0x570
[ 9.834061] [<ffffffff814bb97f>] rtnetlink_rcv_msg+0x9f/0x240
[ 9.834064] [<ffffffff810d97dd>] ? trace_hardirqs_on+0xd/0x10
[ 9.834066] [<ffffffff814b7fd2>] ? rtnl_lock+0x12/0x20
[ 9.834069] [<ffffffff814bb8e0>] ? __rtnl_unlock+0x20/0x20
[ 9.834072] [<ffffffff814d6019>] netlink_rcv_skb+0xa9/0xc0
[ 9.834074] [<ffffffff814b8000>] rtnetlink_rcv+0x20/0x30
[ 9.834077] [<ffffffff814d559d>] netlink_unicast+0xfd/0x180
[ 9.834080] [<ffffffff814d5949>] netlink_sendmsg+0x329/0x770
[ 9.834083] [<ffffffff81155687>] ? might_fault+0x57/0xb0
[ 9.834086] [<ffffffff81490527>] sock_sendmsg+0x97/0xc0
[ 9.834089] [<ffffffff811556d0>] ? might_fault+0xa0/0xb0
[ 9.834091] [<ffffffff81155687>] ? might_fault+0x57/0xb0
[ 9.834093] [<ffffffff8149dfc6>] ? verify_iovec+0x56/0xd0
[ 9.834095] [<ffffffff81490911>] ___sys_sendmsg+0x3c1/0x3d0
[ 9.834098] [<ffffffff810d3a0e>] ? up_read+0x1e/0x40
[ 9.834101] [<ffffffff8107a7fc>] ? __do_page_fault+0x1ec/0x4d0
[ 9.834104] [<ffffffff8117e7e5>] ? kmem_cache_alloc+0x135/0x180
[ 9.834107] [<ffffffff810d97dd>] ? trace_hardirqs_on+0xd/0x10
[ 9.834110] [<ffffffff811602db>] ? do_brk+0x1bb/0x320
[ 9.834113] [<ffffffff81491734>] __sys_sendmsg+0x44/0x80
[ 9.834115] [<ffffffff8149177d>] SyS_sendmsg+0xd/0x20
[ 9.834118] [<ffffffff815a5239>] system_call_fastpath+0x16/0x1b
[ 9.834120] ---[ end trace 868dd8e35bbcd629 ]---
[ 9.890630] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
next reply other threads:[~2013-12-29 21:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-29 21:15 Stephen Hemminger [this message]
2013-12-30 5:29 ` [WARNING net-next] from ixgbe_configure John Fastabend
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