mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: "Miles Lane" <miles.lane@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>, "Andrew Morton" <akpm@osdl.org>
Subject: 2.6.17-mm5 -- inconsistent {in-softirq-W} -> {softirq-on-W} usage.
Date: Mon, 3 Jul 2006 01:25:33 -0700	[thread overview]
Message-ID: <a44ae5cd0607030125l770086e1wdbbc8e8306ce94ca@mail.gmail.com> (raw)

[ INFO: inconsistent lock state ]
---------------------------------
inconsistent {in-softirq-W} -> {softirq-on-W} usage.
modprobe/2881 [HC0[0]:SC0[0]:HE1:SE1] takes:
 (&dev->_xmit_lock){-+..}, at: [<c11ad5cb>] netpoll_send_skb+0x79/0xea
{in-softirq-W} state was registered at:
  [<c102d152>] lock_acquire+0x60/0x80
  [<c1200376>] _spin_lock+0x23/0x32
  [<c11af282>] dev_watchdog+0x14/0xb1
  [<c101dab2>] run_timer_softirq+0xf2/0x14a
  [<c101a691>] __do_softirq+0x55/0xb0
  [<c1004a8d>] do_softirq+0x58/0xbd
irq event stamp: 3780
hardirqs last  enabled at (3779): [<c1200800>] _spin_unlock_irqrestore+0x36/0x59
hardirqs last disabled at (3780): [<c1200581>] _spin_lock_irqsave+0xf/0x3c
softirqs last  enabled at (3544): [<c101a6e7>] __do_softirq+0xab/0xb0
softirqs last disabled at (3535): [<c1004a8d>] do_softirq+0x58/0xbd

other info that might help us debug this:
1 lock held by modprobe/2881:
 #0:  (&dev->_xmit_lock){-+..}, at: [<c11ad5cb>] netpoll_send_skb+0x79/0xea

stack backtrace:
 [<c1003502>] show_trace_log_lvl+0x54/0xfd
 [<c1003b6a>] show_trace+0xd/0x10
 [<c1003c0e>] dump_stack+0x19/0x1b
 [<c102b7c7>] print_usage_bug+0x1cc/0x1d9
 [<c102bd71>] mark_lock+0x23c/0x360
 [<c102bedc>] mark_held_locks+0x47/0x65
 [<c102bfe9>] trace_hardirqs_on+0xef/0x119
 [<c1200845>] _spin_unlock_irq+0x22/0x43
 [<f9099d31>] rtl8139_start_xmit+0xd9/0xff [8139too]
 [<c11ad5ea>] netpoll_send_skb+0x98/0xea
 [<c11ae2ef>] netpoll_send_udp+0x1e8/0x1f1
 [<f93160cd>] write_msg+0x40/0x67 [netconsole]
 [<c1015e8d>] __call_console_drivers+0x45/0x51
 [<c1015ee7>] _call_console_drivers+0x4e/0x52
 [<c1016003>] release_console_sem+0x118/0x1ed
 [<c1016364>] register_console+0x190/0x197
 [<f9316079>] init_netconsole+0x60/0x74 [netconsole]
 [<c1033794>] sys_init_module+0x12cc/0x14b1
 [<c1002d6d>] sysenter_past_esp+0x56/0x8d
netconsole: network logging started

             reply	other threads:[~2006-07-03  8:25 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-03  8:25 Miles Lane [this message]
2006-07-03  8:42 ` Arjan van de Ven

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=a44ae5cd0607030125l770086e1wdbbc8e8306ce94ca@mail.gmail.com \
    --to=miles.lane@gmail.com \
    --cc=akpm@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®