** Summary changed:
- acer-wmi module hangs laptop for 10 seconds on boot/modprobe
+ [Acer Aspire 7740] acer-wmi module hangs laptop for 10 seconds on
boot/modprobe
** Tags removed: needs-kernel-logs
** Tags added: latest-bios-v1.27
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You received this bug notification because you are a
Tested on 12.04, and also hangs there BUT I found the 'cause' of it.
When I received this laptop I installed a new half size mini PCIE
wireless card (Intel based) and that seems to cause the hang somehow.
When I remove the wireless card or reinstall the old original one
modprobing acer-wmi
Original card with no problems:
04:00.0 Network controller [0280]: Intel Corporation WiFi Link 5100 [8086:4232]
Subsystem: Intel Corporation WiFi Link 5100 AGN [8086:1301]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR+ FastB2B- DisINTx+
** Tags added: raring
** Description changed:
- I have a Acer Aspire 7740, and noticed after installing that Ubuntu 13.10
(kernel 3.11.0-14) hangs for 10 seconds early in the boot process. It continues
after that.
+ When I received this laptop I installed a new half size mini PCIE wireless
Peter de Kraker, thank you for performing the requested test and the
follow up information. I briefly scanned acer-wmi and didn't see
anything patently obvious code wise as to why this would occur with a
non-OEM provided WiFi chip (although I'm not terribly familiar with it).
Cursorily, the BIOS
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