Re: 2.6.25-rc2 regression - hang on suspend
On Fri, 2008-02-22 at 16:56 +0100, Rafael J. Wysocki wrote: > On Friday, 22 of February 2008, Soeren Sonnenburg wrote: > > On Fri, 2008-02-22 at 00:06 +0100, Rafael J. Wysocki wrote: > > > On Thursday, 21 of February 2008, Soeren Sonnenburg wrote: > > > > On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: > > > > > On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: > > > > > > On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: > > [...] > > Also when compiling these many kernels via make -j4 I noted that I could > > hardly move the mouse / use the keyboard, but saw random jumps and > > key-repetitions... > > This last bit is most likely a scheduler issue. Do you have > CONFIG_GROUP_SCHED > set by chance? If you do, please try to unset it and see if that helps. Yes I had. Disabling this helped a lot -- the kernel seems to behave normally with this option unset. Soeren -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Friday, 22 of February 2008, Soeren Sonnenburg wrote: > On Fri, 2008-02-22 at 00:06 +0100, Rafael J. Wysocki wrote: > > On Thursday, 21 of February 2008, Soeren Sonnenburg wrote: > > > On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: > > > > On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: > > > > > On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: > [...] > > > Using echo none >/sys/power/pm_test and then > > > echo mem >/sys/power/state I see it hang on ata1 errors again. Waiting > > > about 10-30 seconds it progresses further and finally arrives at > > > > > > CPU0 attaching NULL sched-domain > > > CPU1 attaching NULL sched-domain > > > > > > then hangs. > > > > Please see if compiling the kernel with CONFIG_SMP unset makes suspend > > work. > > *Argh*, this bug is not behaving nicely :( Whatever happened, > git-current now suspends correctly with and without CONFIG_SMP and all > may CONFIG_PREEMPT_RCU=y and CONFIG_CLASSIC_RCU=y attempts. Also no sata > errors anymore. > > However it is not reliably waking up (at least when all of the above > except CLASSIC_RCU is on). Sometimes the display remains black on the > console, but X still works and sometimes it hangs completely on resume. I have created the Bugzilla entry at http://bugzilla.kernel.org/show_bug.cgi?id=10065 for this issue. Please add yourself to the CC list in there and update it with any new findings. > Also when compiling these many kernels via make -j4 I noted that I could > hardly move the mouse / use the keyboard, but saw random jumps and > key-repetitions... This last bit is most likely a scheduler issue. Do you have CONFIG_GROUP_SCHED set by chance? If you do, please try to unset it and see if that helps. Thanks, Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Friday, 22 of February 2008, Soeren Sonnenburg wrote: On Fri, 2008-02-22 at 00:06 +0100, Rafael J. Wysocki wrote: On Thursday, 21 of February 2008, Soeren Sonnenburg wrote: On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: [...] Using echo none /sys/power/pm_test and then echo mem /sys/power/state I see it hang on ata1 errors again. Waiting about 10-30 seconds it progresses further and finally arrives at CPU0 attaching NULL sched-domain CPU1 attaching NULL sched-domain then hangs. Please see if compiling the kernel with CONFIG_SMP unset makes suspend work. *Argh*, this bug is not behaving nicely :( Whatever happened, git-current now suspends correctly with and without CONFIG_SMP and all may CONFIG_PREEMPT_RCU=y and CONFIG_CLASSIC_RCU=y attempts. Also no sata errors anymore. However it is not reliably waking up (at least when all of the above except CLASSIC_RCU is on). Sometimes the display remains black on the console, but X still works and sometimes it hangs completely on resume. I have created the Bugzilla entry at http://bugzilla.kernel.org/show_bug.cgi?id=10065 for this issue. Please add yourself to the CC list in there and update it with any new findings. Also when compiling these many kernels via make -j4 I noted that I could hardly move the mouse / use the keyboard, but saw random jumps and key-repetitions... This last bit is most likely a scheduler issue. Do you have CONFIG_GROUP_SCHED set by chance? If you do, please try to unset it and see if that helps. Thanks, Rafael -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Fri, 2008-02-22 at 16:56 +0100, Rafael J. Wysocki wrote: On Friday, 22 of February 2008, Soeren Sonnenburg wrote: On Fri, 2008-02-22 at 00:06 +0100, Rafael J. Wysocki wrote: On Thursday, 21 of February 2008, Soeren Sonnenburg wrote: On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: [...] Also when compiling these many kernels via make -j4 I noted that I could hardly move the mouse / use the keyboard, but saw random jumps and key-repetitions... This last bit is most likely a scheduler issue. Do you have CONFIG_GROUP_SCHED set by chance? If you do, please try to unset it and see if that helps. Yes I had. Disabling this helped a lot -- the kernel seems to behave normally with this option unset. Soeren -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Fri, 2008-02-22 at 00:06 +0100, Rafael J. Wysocki wrote: > On Thursday, 21 of February 2008, Soeren Sonnenburg wrote: > > On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: > > > On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: > > > > On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: [...] > > Using echo none >/sys/power/pm_test and then > > echo mem >/sys/power/state I see it hang on ata1 errors again. Waiting > > about 10-30 seconds it progresses further and finally arrives at > > > > CPU0 attaching NULL sched-domain > > CPU1 attaching NULL sched-domain > > > > then hangs. > > Please see if compiling the kernel with CONFIG_SMP unset makes suspend > work. *Argh*, this bug is not behaving nicely :( Whatever happened, git-current now suspends correctly with and without CONFIG_SMP and all may CONFIG_PREEMPT_RCU=y and CONFIG_CLASSIC_RCU=y attempts. Also no sata errors anymore. However it is not reliably waking up (at least when all of the above except CLASSIC_RCU is on). Sometimes the display remains black on the console, but X still works and sometimes it hangs completely on resume. Also when compiling these many kernels via make -j4 I noted that I could hardly move the mouse / use the keyboard, but saw random jumps and key-repetitions... Soeren -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: > On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: > > On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: > > > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > > > On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: > > > > > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > > > > > Hi, > > > > > > > > > > Hi, > > > > > > > > > > > since 2.6.25-rc1 (first version I tried) and still in rc2 > (and git), I > > > > > > see a hang on s2ram already when trying to suspend. > > > > > > > > > > Does it work with 2.6.24? > > > > > > > > yes. > > > > > > Please take the current mainline (there are a couple of nasty bugs > fixed in > > > it), configure it with CONFIG_PM_DEBUG set, boot it with > "no_console_suspend", > > > run > > > > > > # echo 8 > /proc/sys/kernel/printk > > > # echo devices > /sys/power/pm_test > > > # echo mem > /sys/power/state > > > > > > If it hangs, it should leave a stack trace before and I need that trace > > > to see > > > what's going on. If it doesn't hang, I'll tell you what to do next. > > > > I tried with 2.6.24.2 with CONFIG_PM_DEBUG set, following your steps and > > yes it works flawlessly (though the display did not come back I could > > suspend/resume multiple times without problems, and finally s2ram -f -p > > brought the display back). > > Hm, there's no /sys/power/pm_test in 2.6.24.2 (and the "current mainline" > means the latest -git kernel possible or the current top of the Linus' tree), > so in fact you tested 2.6.24 again, that is known to work ... Great :( Anyway testing linus' git-current, I see that it does not hang. However after the echo mem >/sys/power/state I am seeing: [...] PM: Finishing wakeup. Restarting tasks ... done. ata1: port is slow to respond, please be patient (Status 0x80) ata1: device not ready (errno=-16), forcing hardreset and this a couple of times. Using echo none >/sys/power/pm_test and then echo mem >/sys/power/state I see it hang on ata1 errors again. Waiting about 10-30 seconds it progresses further and finally arrives at CPU0 attaching NULL sched-domain CPU1 attaching NULL sched-domain then hangs. So what next? Soeren -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: Hi, Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. Does it work with 2.6.24? yes. Please take the current mainline (there are a couple of nasty bugs fixed in it), configure it with CONFIG_PM_DEBUG set, boot it with no_console_suspend, run # echo 8 /proc/sys/kernel/printk # echo devices /sys/power/pm_test # echo mem /sys/power/state If it hangs, it should leave a stack trace before and I need that trace to see what's going on. If it doesn't hang, I'll tell you what to do next. I tried with 2.6.24.2 with CONFIG_PM_DEBUG set, following your steps and yes it works flawlessly (though the display did not come back I could suspend/resume multiple times without problems, and finally s2ram -f -p brought the display back). Hm, there's no /sys/power/pm_test in 2.6.24.2 (and the current mainline means the latest -git kernel possible or the current top of the Linus' tree), so in fact you tested 2.6.24 again, that is known to work ... Great :( Anyway testing linus' git-current, I see that it does not hang. However after the echo mem /sys/power/state I am seeing: [...] PM: Finishing wakeup. Restarting tasks ... done. ata1: port is slow to respond, please be patient (Status 0x80) ata1: device not ready (errno=-16), forcing hardreset and this a couple of times. Using echo none /sys/power/pm_test and then echo mem /sys/power/state I see it hang on ata1 errors again. Waiting about 10-30 seconds it progresses further and finally arrives at CPU0 attaching NULL sched-domain CPU1 attaching NULL sched-domain then hangs. So what next? Soeren -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Fri, 2008-02-22 at 00:06 +0100, Rafael J. Wysocki wrote: On Thursday, 21 of February 2008, Soeren Sonnenburg wrote: On Thu, 2008-02-21 at 01:31 +0100, Rafael J. Wysocki wrote: On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: [...] Using echo none /sys/power/pm_test and then echo mem /sys/power/state I see it hang on ata1 errors again. Waiting about 10-30 seconds it progresses further and finally arrives at CPU0 attaching NULL sched-domain CPU1 attaching NULL sched-domain then hangs. Please see if compiling the kernel with CONFIG_SMP unset makes suspend work. *Argh*, this bug is not behaving nicely :( Whatever happened, git-current now suspends correctly with and without CONFIG_SMP and all may CONFIG_PREEMPT_RCU=y and CONFIG_CLASSIC_RCU=y attempts. Also no sata errors anymore. However it is not reliably waking up (at least when all of the above except CLASSIC_RCU is on). Sometimes the display remains black on the console, but X still works and sometimes it hangs completely on resume. Also when compiling these many kernels via make -j4 I noted that I could hardly move the mouse / use the keyboard, but saw random jumps and key-repetitions... Soeren -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: > On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: > > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > > On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: > > > > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > > > > Hi, > > > > > > > > Hi, > > > > > > > > > since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I > > > > > see a hang on s2ram already when trying to suspend. > > > > > > > > Does it work with 2.6.24? > > > > > > yes. > > > > Please take the current mainline (there are a couple of nasty bugs fixed in > > it), configure it with CONFIG_PM_DEBUG set, boot it with > > "no_console_suspend", > > run > > > > # echo 8 > /proc/sys/kernel/printk > > # echo devices > /sys/power/pm_test > > # echo mem > /sys/power/state > > > > If it hangs, it should leave a stack trace before and I need that trace to > > see > > what's going on. If it doesn't hang, I'll tell you what to do next. > > I tried with 2.6.24.2 with CONFIG_PM_DEBUG set, following your steps and > yes it works flawlessly (though the display did not come back I could > suspend/resume multiple times without problems, and finally s2ram -f -p > brought the display back). Hm, there's no /sys/power/pm_test in 2.6.24.2 (and the "current mainline" means the latest -git kernel possible or the current top of the Linus' tree), so in fact you tested 2.6.24 again, that is known to work ... Thanks, Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Wednesday, 20 of February 2008, Soeren Sonnenburg wrote: On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: Hi, Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. Does it work with 2.6.24? yes. Please take the current mainline (there are a couple of nasty bugs fixed in it), configure it with CONFIG_PM_DEBUG set, boot it with no_console_suspend, run # echo 8 /proc/sys/kernel/printk # echo devices /sys/power/pm_test # echo mem /sys/power/state If it hangs, it should leave a stack trace before and I need that trace to see what's going on. If it doesn't hang, I'll tell you what to do next. I tried with 2.6.24.2 with CONFIG_PM_DEBUG set, following your steps and yes it works flawlessly (though the display did not come back I could suspend/resume multiple times without problems, and finally s2ram -f -p brought the display back). Hm, there's no /sys/power/pm_test in 2.6.24.2 (and the current mainline means the latest -git kernel possible or the current top of the Linus' tree), so in fact you tested 2.6.24 again, that is known to work ... Thanks, Rafael -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: > > > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > > > Hi, > > > > > > Hi, > > > > > > > since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I > > > > see a hang on s2ram already when trying to suspend. > > > > > > Does it work with 2.6.24? > > > > yes. > > Please take the current mainline (there are a couple of nasty bugs fixed in > it), configure it with CONFIG_PM_DEBUG set, boot it with "no_console_suspend", > run > > # echo 8 > /proc/sys/kernel/printk > # echo devices > /sys/power/pm_test > # echo mem > /sys/power/state > > If it hangs, it should leave a stack trace before and I need that trace to see > what's going on. If it doesn't hang, I'll tell you what to do next. I tried with 2.6.24.2 with CONFIG_PM_DEBUG set, following your steps and yes it works flawlessly (though the display did not come back I could suspend/resume multiple times without problems, and finally s2ram -f -p brought the display back). So what next? Soeren -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: > > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > > Hi, > > > > Hi, > > > > > since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I > > > see a hang on s2ram already when trying to suspend. > > > > Does it work with 2.6.24? > > yes. Please take the current mainline (there are a couple of nasty bugs fixed in it), configure it with CONFIG_PM_DEBUG set, boot it with "no_console_suspend", run # echo 8 > /proc/sys/kernel/printk # echo devices > /sys/power/pm_test # echo mem > /sys/power/state If it hangs, it should leave a stack trace before and I need that trace to see what's going on. If it doesn't hang, I'll tell you what to do next. Thanks, Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: > On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > > Hi, > > Hi, > > > since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I > > see a hang on s2ram already when trying to suspend. > > Does it work with 2.6.24? yes. Soeren -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: > Hi, Hi, > since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I > see a hang on s2ram already when trying to suspend. Does it work with 2.6.24? Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tue, Feb 19, 2008 at 12:59:46 +0100, Soeren Sonnenburg wrote: > Hi, > > since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I > see a hang on s2ram already when trying to suspend. > > This is on a macbookpro 1,1 - which steps should I do next to help > isolating the problem? Could this be the same as http://lkml.org/lkml/2008/2/17/381? Regards, Tino -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
2.6.25-rc2 regression - hang on suspend
Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. This is on a macbookpro 1,1 - which steps should I do next to help isolating the problem? Soeren -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
2.6.25-rc2 regression - hang on suspend
Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. This is on a macbookpro 1,1 - which steps should I do next to help isolating the problem? Soeren -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tue, Feb 19, 2008 at 12:59:46 +0100, Soeren Sonnenburg wrote: Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. This is on a macbookpro 1,1 - which steps should I do next to help isolating the problem? Could this be the same as http://lkml.org/lkml/2008/2/17/381? Regards, Tino -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: Hi, Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. Does it work with 2.6.24? Rafael -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: Hi, Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. Does it work with 2.6.24? yes. Soeren -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: Hi, Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. Does it work with 2.6.24? yes. Please take the current mainline (there are a couple of nasty bugs fixed in it), configure it with CONFIG_PM_DEBUG set, boot it with no_console_suspend, run # echo 8 /proc/sys/kernel/printk # echo devices /sys/power/pm_test # echo mem /sys/power/state If it hangs, it should leave a stack trace before and I need that trace to see what's going on. If it doesn't hang, I'll tell you what to do next. Thanks, Rafael -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: 2.6.25-rc2 regression - hang on suspend
On Wed, 2008-02-20 at 00:50 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: On Tue, 2008-02-19 at 22:06 +0100, Rafael J. Wysocki wrote: On Tuesday, 19 of February 2008, Soeren Sonnenburg wrote: Hi, Hi, since 2.6.25-rc1 (first version I tried) and still in rc2 (and git), I see a hang on s2ram already when trying to suspend. Does it work with 2.6.24? yes. Please take the current mainline (there are a couple of nasty bugs fixed in it), configure it with CONFIG_PM_DEBUG set, boot it with no_console_suspend, run # echo 8 /proc/sys/kernel/printk # echo devices /sys/power/pm_test # echo mem /sys/power/state If it hangs, it should leave a stack trace before and I need that trace to see what's going on. If it doesn't hang, I'll tell you what to do next. I tried with 2.6.24.2 with CONFIG_PM_DEBUG set, following your steps and yes it works flawlessly (though the display did not come back I could suspend/resume multiple times without problems, and finally s2ram -f -p brought the display back). So what next? Soeren -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/