Attachment 312809 Details for Bug 456939 – cut from the console output during boot

cut from the console output during boot

aaa (text/plain), 2.66 KB, created by Jay Fenlason on 2008-07-28 19:00:36 UTC

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Creator: Jay Fenlason

Created: 2008-07-28 19:00:36 UTC

Size: 2.66 KB

patch

obsolete

>Write protecting the kernel read-only data: 1124k
>
>=================================
>[ INFO: inconsistent lock state ]
>2.6.27-0.186.rc0.git15.fc10.i686 #1
>---------------------------------
>inconsistent {hardirq-on-W} -> {in-hardirq-W} usage.
>swapper/0 [HC1[1]:SC0[0]:HE0:SE1] takes:
> (&port_lock_key){+-..}, at: [<c058978c>] serial8250_handle_port+0x15/0x23b
>{hardirq-on-W} state was registered at:
>  [<c044b1f5>] __lock_acquire+0x21f/0x97d
>  [<c044b9bd>] lock_acquire+0x6a/0x90
>  [<c068108f>] _spin_lock+0x21/0x4e
>  [<c0589493>] serial8250_startup+0x1f0/0x4d4
>  [<c0585f61>] uart_startup+0x8a/0x12f
>  [<c0586db6>] uart_open+0x151/0x348
>  [<c056af7b>] tty_open+0x19a/0x2af
>  [<c049d78e>] chrdev_open+0x12e/0x145
>  [<c0499997>] __dentry_open+0x15e/0x256
>  [<c0499b20>] nameidata_to_filp+0x24/0x38
>  [<c04a409b>] do_filp_open+0x32f/0x68f
>  [<c0499744>] do_sys_open+0x45/0xbb
>  [<c0499806>] sys_open+0x23/0x2b
>  [<c0401169>] init_post+0x2f/0x142
>  [<ffffffff>] 0xffffffff
>irq event stamp: 937648
>hardirqs last  enabled at (937647): [<c044aab3>] trace_hardirqs_on+0xb/0xd
>hardirqs last disabled at (937648): [<c0517f04>] trace_hardirqs_off_thunk+0xc/0x
>10
>softirqs last  enabled at (936876): [<c0431515>] __do_softirq+0x104/0x10f
>softirqs last disabled at (936871): [<c0406007>] do_softirq+0x7c/0xdd
>
>other info that might help us debug this:
>1 lock held by swapper/0:
> #0:  (&irq_lists[i].lock){+...}, at: [<c05899cf>] serial8250_interrupt+0x1d/0xc
>d
>
>stack backtrace:
>Pid: 0, comm: swapper Not tainted 2.6.27-0.186.rc0.git15.fc10.i686 #1
> [<c044a26f>] valid_state+0x133/0x146
> [<c044a641>] mark_lock+0xcd/0x32d
> [<c044b17e>] __lock_acquire+0x1a8/0x97d
> [<c0449d90>] ? trace_hardirqs_off+0xb/0xd
> [<c0449d09>] ? trace_hardirqs_off_caller+0x15/0x91
> [<c040880f>] ? sched_clock+0x8/0xb
> [<c04492e9>] ? lock_release_holdtime+0x1a/0x115
> [<c0471a0f>] ? ftrace_record_ip+0x1ac/0x1c5
> [<c044b9bd>] lock_acquire+0x6a/0x90
> [<c058978c>] ? serial8250_handle_port+0x15/0x23b
> [<c06811a9>] _spin_lock_irqsave+0x3d/0x6d
> [<c058978c>] ? serial8250_handle_port+0x15/0x23b
> [<c058978c>] serial8250_handle_port+0x15/0x23b
> [<c0589a00>] serial8250_interrupt+0x4e/0xcd
> [<c046b032>] handle_IRQ_event+0x1f/0x54
> [<c046c065>] handle_edge_irq+0xb6/0xf7
> [<c046bfaf>] ? handle_edge_irq+0x0/0xf7
> [<c0405f61>] do_IRQ+0x9f/0xc9
> [<c04046b4>] common_interrupt+0x28/0x30
> [<c044aab3>] ? trace_hardirqs_on+0xb/0xd
> [<c04400d8>] ? posix_cpu_nsleep_restart+0x37/0x8c
> [<c0419b5f>] ? native_safe_halt+0x5/0x7
> [<c0409336>] default_idle+0x3d/0x6f
> [<c0402c92>] cpu_idle+0xe4/0x112
> [<c0671097>] rest_init+0x53/0x55
> =======================
>ehci_hcd: block sizes: qh 128 qtd 96 itd 160 sitd 96
>ehci_hcd 0000:00:1d.7: PCI INT D -> GSI 23 (level, low) -> IRQ 23

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Attachments on bug 456939: 312809