WARNING: at drivers/pci/pci.c:1397 pci_disable_device

From: Jiri Slaby
Date: Tue Feb 19 2013 - 13:34:22 EST


Hi,

so I hit that one:
+ dev_WARN_ONCE(&dev->dev, atomic_read(&dev->enable_cnt) <= 0,
+ "disabling already-disabled device");

during suspend (to ram):
WARNING: at drivers/pci/pci.c:1397 pci_disable_device+0x90/0xa0()
Hardware name: To Be Filled By O.E.M.
Device e1000e
disabling already-disabled device
Modules linked in: dvb_usb_dib0700 dib0090 dib7000p dib7000m dib0070
dib8000 dib3000mc dibx000_common microcode
Pid: 31027, comm: kworker/u:35 Not tainted 3.8.0-rc7-next-20130218_64+ #1768
Call Trace:
[<ffffffff81313b00>] ? do_pci_disable_device+0x30/0x60
[<ffffffff8107f2ff>] warn_slowpath_common+0x7f/0xc0
[<ffffffff8107f3f6>] warn_slowpath_fmt+0x46/0x50
[<ffffffff81313bc0>] pci_disable_device+0x90/0xa0
[<ffffffff814c8152>] __e1000_shutdown+0x262/0x8b0
[<ffffffff814c8813>] e1000_suspend+0x23/0x50
[<ffffffff816be581>] ? wait_for_completion+0x31/0x100
[<ffffffff81316337>] pci_pm_suspend+0x77/0x140
[<ffffffff8144aa6a>] ? __pm_runtime_barrier+0x1a/0x130
[<ffffffff813162c0>] ? pci_pm_poweroff+0xf0/0xf0
[<ffffffff81447838>] dpm_run_callback+0x58/0x90
[<ffffffff8144795b>] __device_suspend+0xeb/0x280
[<ffffffff814482af>] async_suspend+0x1f/0xa0
[<ffffffff810a9c9b>] async_run_entry_fn+0x3b/0x140
[<ffffffff8109b9a4>] process_one_work+0x174/0x410
[<ffffffff8109d426>] worker_thread+0x116/0x400
[<ffffffff8109d310>] ? busy_worker_rebind_fn+0xc0/0xc0
[<ffffffff810a3340>] kthread+0xc0/0xd0
[<ffffffff810a3280>] ? kthread_create_on_node+0x130/0x130
[<ffffffff816c089c>] ret_from_fork+0x7c/0xb0
[<ffffffff810a3280>] ? kthread_create_on_node+0x130/0x130
---[ end trace 6c5060f8b8fb9175 ]---
e1000e 0000:00:19.0: System wakeup enabled by ACPI


--
js
suse labs
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