From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Dmitry Torokhov <dtor@insightbb.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: [2.6.27-git-a447c093244] BUG: spinlock bad magic on CPU#0, setserial/3527
Date: Tue, 14 Oct 2008 00:05:39 +0200 [thread overview]
Message-ID: <200810140005.39852.rjw@sisk.pl> (raw)
Hi,
The Linus' tree from today on Asus L5D:
BUG: spinlock bad magic on CPU#0, setserial/3527
lock: ffffffff80dae020, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0
Pid: 3527, comm: setserial Not tainted 2.6.27-git #57
Call Trace:
[<ffffffff80345aae>] spin_bug+0xde/0xf0
[<ffffffff80345bd6>] _raw_spin_lock+0x86/0x140
[<ffffffff804823ca>] _spin_lock_irq+0x3a/0x50
[<ffffffff803ae89d>] ? serial8250_startup+0x13d/0x610
[<ffffffff803ae89d>] serial8250_startup+0x13d/0x610
[<ffffffff803abd9a>] uart_startup+0x6a/0x1a0
[<ffffffff803acca5>] uart_open+0x115/0x4a0
[<ffffffff80482286>] ? _spin_unlock+0x26/0x30
[<ffffffff8038d271>] ? check_tty_count+0x21/0xc0
[<ffffffff8039067a>] tty_open+0x1ea/0x440
[<ffffffff802a8490>] chrdev_open+0xa0/0x1c0
[<ffffffff802a385c>] __dentry_open+0xcc/0x2c0
[<ffffffff802a83f0>] ? chrdev_open+0x0/0x1c0
[<ffffffff802a3a94>] nameidata_to_filp+0x44/0x60
[<ffffffff802b052d>] do_filp_open+0x1fd/0x8f0
[<ffffffff802add86>] ? getname+0x36/0x210
[<ffffffff802bda06>] ? alloc_fd+0x106/0x130
[<ffffffff802a36ae>] do_sys_open+0x5e/0xf0
[<ffffffff802a376b>] sys_open+0x1b/0x20
[<ffffffff8020b66b>] system_call_fastpath+0x16/0x1b
Do I have to bisect? :-)
Rafael
next reply other threads:[~2008-10-13 22:01 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-13 22:05 Rafael J. Wysocki [this message]
2008-10-13 22:50 ` [2.6.27-git-a447c093244] BUG: spinlock bad magic on CPU#0, setserial/3527 Alan Cox
2008-10-14 6:55 ` Ingo Molnar
2008-10-14 10:22 ` [PATCH] serial: fix serial port lock init Ingo Molnar
2008-10-14 11:40 ` Kamalesh Babulal
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