| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <4787EB69.9060900@yahoo.de> Date: Fri, 11 Jan 2008 23:19:21 +0100 From: supersud501 <supersud501@...oo.de> To: "Rafael J. Wysocki" <rjw@...k.pl> CC: Stephen Hemminger <shemminger@...ux-foundation.org>, Andrew Morton <akpm@...ux-foundation.org>, netdev@...r.kernel.org, linux-acpi@...r.kernel.org, bugme-daemon@...zilla.kernel.org Subject: Re: [Bugme-new] [Bug 9721] New: wake on lan fails with sky2 module Rafael J. Wysocki wrote: >> http://bugzilla.kernel.org/show_bug.cgi?id=9721 > > On Friday, 11 of January 2008, supersud501 wrote: >> Stephen Hemminger wrote: >>> On Wed, 9 Jan 2008 16:03:00 -0800 >>> Andrew Morton <akpm@...ux-foundation.org> wrote: >>> >>>> (switched to email. Please respond via emailed reply-to-all, not via the >>>> bugzilla web interface). >>>> >>>> On Wed, 9 Jan 2008 13:05:34 -0800 (PST) >>>> bugme-daemon@...zilla.kernel.org wrote: >>>> >>>>> http://bugzilla.kernel.org/show_bug.cgi?id=9721 >>>>> >>>>> Summary: wake on lan fails with sky2 module >>>>> Product: ACPI >>>>> Version: 2.5 >>>>> KernelVersion: 2.6.24-rc7 >>>>> Platform: All >>>>> OS/Version: Linux >>>>> Tree: Mainline >>>>> Status: NEW >>>>> Severity: normal >>>>> Priority: P1 >>>>> Component: Power-Sleep-Wake >>>>> AssignedTo: acpi_power-sleep-wake@...nel-bugs.osdl.org >>>>> ReportedBy: supersud501@...oo.de >>>> This post-2.6.23 regression was assigned to ACPI but is quite possibly a >>>> net driver problem? >>>> >>>>> Latest working kernel version: 2.6.23.12 >>>>> Earliest failing kernel version: 2.6.24-rc6 (not tested earlier kernel, >>>>> 2.6.24-rc7 still failing) >>>>> Distribution: Ubuntu 8.04 (but Kernel build from Kernel.org and system modifiet >>>>> to make wake on lan work, i.e. network cards are not shutted down on poweroff) >>>>> Hardware Environment: Marvell Technology Group Ltd. 88E8053 PCI-E Gigabit >>>>> Ethernet Controller (rev 20) onboard Asus P5W DH motherboard, uses module SKY2 >>>>> Software Environment: >>>>> Problem Description: >>>>> >>>>> When enabling wake on lan with: 'ethtool -s eth0 wol' i get the following >>>>> status: >>>>> >>>>> 21:56:29 ~ # sudo ethtool eth0 >>>>> Settings for eth0: >>>>> Supported ports: [ TP ] >>>>> Supported link modes: 10baseT/Half 10baseT/Full >>>>> 100baseT/Half 100baseT/Full >>>>> 1000baseT/Half 1000baseT/Full >>>>> Supports auto-negotiation: Yes >>>>> Advertised link modes: 10baseT/Half 10baseT/Full >>>>> 100baseT/Half 100baseT/Full >>>>> 1000baseT/Half 1000baseT/Full >>>>> Advertised auto-negotiation: Yes >>>>> Speed: 100Mb/s >>>>> Duplex: Full >>>>> Port: Twisted Pair >>>>> PHYAD: 0 >>>>> Transceiver: internal >>>>> Auto-negotiation: on >>>>> Supports Wake-on: pg >>>>> Wake-on: g <---- wol enabled >>>>> Current message level: 0x000000ff (255) >>>>> Link detected: yes >>>>> >>>>> but after shutting down the pc doesn't wake up when magic packet is sent. >>>>> >>>>> the status lights of the network card are still on (so the card seems to be >>>>> online). >>>>> >>>>> same system with only changed kernel to 2.6.23.12 and same procedure like >>>>> above: wake on lan works. >>>>> >>>>> Steps to reproduce: enable wol on your network card using SKY2 module and it >>>>> doesn't work too? >>>>> >>>>> if you need more information, just tell me, it's my first bug report. >>>>> regards >>>>> >>> >>> Wake from power off works on 2.6.24-rc7 for me. >>> Wake from suspend doesn't because Network Manager, HAL, or some other >>> user space tool gets confused. >>> >>> I just rechecked it with Fujitsu Lifebook, which has sky2 (88E8055). >>> There many variations of this chip, and it maybe chip specific problem >>> or ACPI/BIOS issues. If you don't enable Wake on Lan in BIOS, the >>> driver can't do it for you. Also, check how you are shutting down. >>> >>> Also since the device has to restart the PHY, it could be a switch >>> issue if you have some fancy pants switch doing intrusion detection >>> or something, but I doubt that. >>> >>> Is it a clean or fast shutdown, most distributions mark network >>> devices as down on shutdown, but if the distribution does something >>> stupid like remove the driver module, then the driver is unable to setup Wake On Lan. >>> The wake on lan setup is done in one place in the driver, add >>> a printk to see if it is ever called. >>> >>> >> >> I tried ACPI wakeup with /proc/acpi/alarm (like i described in my last >> mail) and it worked... so ACPI wakeup seems to work. >> >> i'll try to do the printk-thing when i find some time to mess around >> with the sources (maybe tomorrow). if someone has some brief >> instructions (maybe a link to a helpfull site for kernel debugging) for >> me i would be thankfull and could provide some more info faster. >> >> some steps for me to identify the source of the problem (is it really >> sky2?) would be really helpfull... > > Please do the tests requested at: > http://bugzilla.kernel.org/show_bug.cgi?id=9721#c2, > thanks. > allright, didn't see that before, sorry, here are the results: kernel 2.6.23.12 acpi=off: when shutting down the system doesn't poweroff (of course), but pressing the powerbutton does the trick. and wake on lan: WORKS kernel 2.6.24-rc7 acpi=off: computer doesn't power off, either (so acpi=off works), but wol still DOESN'T work :( so no acpi-problem? -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists