A Fedora users reported this against our 2.6.23-rc3 build
Dave
NET: Registered protocol family 10
lo: Disabled Privacy Extensions
Ethernet Channel Bonding Driver: v3.1.3 (June 13, 2007)
bonding: MII link monitoring set to 100 ms
ADDRCONF(NETDEV_UP): bond0: link is not ready
bonding: bond0: Adding slave eth0.
e100: eth0: e100_watchdog: link up, 100Mbps, half-duplex
bonding: bond0: making interface eth0 the new active one.
bonding: bond0: enslaving eth0 as an active interface with an up link.
ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
=================================
[ INFO: inconsistent lock state ]
2.6.23-0.104.rc3.fc8 #1
---------------------------------
inconsistent {softirq-on-W} -> {in-softirq-W} usage.
events/0/9 [HC0[0]:SC1[2]:HE1:SE0] takes:
(&(bond_info->tx_hashtbl_lock)){-+..}, at: [<f8ae4cc2>]
bond_alb_xmit+0x26a/0x42c [bonding]
{softirq-on-W} state was registered at:
[<c044a6e4>] __lock_acquire+0x4ff/0xc67
[<c044b2c6>] lock_acquire+0x7b/0x9e
[<c062ecc8>] _spin_lock+0x2e/0x58
[<f8ae492e>] bond_alb_initialize+0x64/0x18e [bonding]
[<f8ae1256>] bond_open+0x33/0x175 [bonding]
[<c05ca8aa>] dev_open+0x31/0x6c
[<c05c8a01>] dev_change_flags+0xa3/0x156
[<c0609231>] devinet_ioctl+0x207/0x50e
[<c06098df>] inet_ioctl+0x86/0xa4
[<c05bec32>] sock_ioctl+0x1ac/0x1c9
[<c0490b76>] do_ioctl+0x22/0x68
[<c0490e05>] vfs_ioctl+0x249/0x25c
[<c0490e61>] sys_ioctl+0x49/0x64
[<c040519e>] syscall_call+0x7/0xb
[<ffffffff>] 0xffffffff
irq event stamp: 266326
hardirqs last enabled at (266326): [<c043258f>] local_bh_enable_ip+0xf3/0x106
hardirqs last disabled at (266325): [<c0432516>] local_bh_enable_ip+0x7a/0x106
softirqs last enabled at (266306): [<c05e2d20>] rt_run_flush+0x6e/0x97
softirqs last disabled at (266309): [<c0407548>] do_softirq+0x74/0xf7
other info that might help us debug this:
3 locks held by events/0/9:
#0: (rtnl_mutex){--..}, at: [<c062d8a9>] mutex_lock+0x21/0x24
#1: (&bond->lock){-.-+}, at: [<f8ae4a90>] bond_alb_xmit+0x38/0x42c [bonding]
#2: (&bond->curr_slave_lock){..-+}, at: [<f8ae4a98>] bond_alb_xmit+0x40/0x42c
[bonding]
stack backtrace:
[<c04063d8>] show_trace_log_lvl+0x1a/0x2f
[<c0406e71>] show_trace+0x12/0x14
[<c0406e89>] dump_stack+0x16/0x18
[<c0448f8a>] print_usage_bug+0x141/0x14b
[<c0449810>] mark_lock+0x12f/0x472
[<c044a66c>] __lock_acquire+0x487/0xc67
[<c044b2c6>] lock_acquire+0x7b/0x9e
[<c062ecc8>] _spin_lock+0x2e/0x58
[<f8ae4cc2>] bond_alb_xmit+0x26a/0x42c [bonding]
[<c05c9467>] dev_hard_start_xmit+0x21c/0x27a
[<c05cb489>] dev_queue_xmit+0x1f7/0x2aa
[<f8b274e0>] mld_sendpack+0x210/0x35a [ipv6]
[<f8b28535>] mld_ifc_timer_expire+0x1e9/0x211 [ipv6]
[<c0435a5f>] run_timer_softirq+0x127/0x18f
[<c0432708>] __do_softirq+0x78/0xff
[<c0407548>] do_softirq+0x74/0xf7
[<c04325e6>] irq_exit+0x44/0x46
[<c041d3a3>] smp_apic_timer_interrupt+0x74/0x81
[<c0405cb7>] apic_timer_interrupt+0x33/0x38
[<c062eba6>] _spin_unlock_bh+0x25/0x28
[<c05e2d20>] rt_run_flush+0x6e/0x97
[<c05e471c>] rt_cache_flush+0x7c/0xaf
[<c060e86f>] fib_netdev_event+0x62/0x68
[<c0630e6c>] notifier_call_chain+0x2b/0x4a
[<c04391c8>] __raw_notifier_call_chain+0x19/0x1e
[<c04391e7>] raw_notifier_call_chain+0x1a/0x1c
[<c05c84f3>] netdev_state_change+0x20/0x31
[<c05d251a>] __linkwatch_run_queue+0x159/0x183
[<c05d2564>] linkwatch_event+0x20/0x27
[<c043bd9b>] run_workqueue+0x7d/0x129
[<c043c75b>] worker_thread+0xbb/0xc8
[<c043ef6f>] kthread+0x3b/0x64
[<c0405e5b>] kernel_thread_helper+0x7/0x10
=======================
bonding: bond0: Adding slave eth1.
e100: eth1: e100_watchdog: link up, 100Mbps, half-duplex
bonding: bond0: enslaving eth1 as an active interface with an up link.
audit(1187170179.728:3): audit_pid=1885 old=0 by auid=4294967295
bond0: no IPv6 routers present
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