diff for duplicates of <1429780366.11859.1.camel@intel.com> diff --git a/a/1.txt b/N1/1.txt index 4fecf92..c232822 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -1,39 +1,52 @@ -T24gVGh1LCAyMDE1LTA0LTIzIGF0IDEwOjE1ICswMjAwLCBKaXJpIEtvc2luYSB3cm90ZToNCj4g -T24gVGh1LCAyMyBBcHIgMjAxNSwgR3J1bWJhY2gsIEVtbWFudWVsIHdyb3RlOg0KPiANCj4gPiA+ -IEkndmUgYmVlbiBydW5uaW5nIGN1cnJlbnQgTGludXMnIHRyZWUgYW5kIGhhdmUgYmVlbiBnZXR0 -aW5nIHN5c3RlbSBsb2NrdXBzIA0KPiA+ID4gZnJlcXVlbnRseS4gQWZ0ZXIgYSBmZXcgInNpbGVu -dCIgbG9ja3VwcywgSSB3YXMgYWJsZSB0byBvYnRhaW4gYSBkbWVzZyANCj4gPiA+IGJlZm9yZSB0 -aGUgbWFjaGluZSB0dXJuZWQgZGVhZCBhZ2FpbiAod2lmaSBzdG9wcGVkIHdvcmtpbmcgc2hvcnRs -eSBiZWZvcmUgDQo+ID4gPiB0aGF0KS4NCj4gPiA+IA0KPiA+ID4gQmVmb3JlIHN0YXJ0aW5nIHRv -IGRlYnVnIC8gYmlzZWN0IChsYXN0IGtub3duIGdvb2Qgb24gdGhpcyBtYWNoaW5lIGlzIA0KPiA+ -ID4gNC4wLXJjNiksIEkgYW0gYXR0YWNoaW5nIHRoZSBkbWVzZyBpbiBjYXNlIHNvbWVvbmUgYWxy -ZWFkeSBrbm93cyB3aGF0IHRoZSANCj4gPiA+IGlzc3VlIGlzLg0KPiA+ID4gDQo+ID4gDQo+ID4g -SSBicmllZmx5IHdlbnQgb3ZlciB0aGUgaXdsd2lmaSBjb21taXRzIGJldHdlZW4gNC4wLXJjNiBh -bmQgbGludXgvbWFzdGVyDQo+ID4gYW5kIGNvdWxkbid0IGZpbmQgYW55dGhpbmcgb2J2aW91cy4N -Cj4gPiBOb3RlIHRoYXQgZm9yIHRoZSBkZXZpY2UgeW91IGhhdmUsIHRoZSBjb21taXRzIHRoYXQg -dG91Y2gNCj4gPiBkcml2ZXJzL25ldC93aXJlbGVzcy9pd2x3aWZpL212bSBhcmUgbm90IHJlbGV2 -YW50Lg0KPiA+IA0KPiA+IFdoYXQgeW91IGFyZSBzZWVpbmcgaXMgdGhhdCB0aGUgUENJIGhvc3Qg -aXMgZGlzY29ubmVjdGluZyB0aGUgV2lGaSBOSUMNCj4gPiBmb3Igc29tZSB3ZWlyZCByZWFzb24u -IEl0IGlzIG5vdCB0aGUgZmlyc3QgdGltZSBJIHNlZSB0aGF0LCBidXQNCj4gPiB1bmZvcnR1bmF0 -ZWx5LCBJIGhhdmUgbmV2ZXIgYmVlbiBhYmxlIHRvIGRlYnVnIHRoaXMuIEkgYW0gcGVyc29uYWxs -eSBub3QNCj4gPiBhIEhXIFBDSSBleHBlcnQgYW5kIEkgY291bGRuJ3QgcmVwcm9kdWNlIGVpdGhl -ci4uLg0KPiA+IA0KPiA+IEkgYW0gYWZyYWlkIEkgd29uJ3Qgc2F2ZSB5b3UgdGhlIHRpbWUgb2Yg -dGhlIGJpc2VjdGlvbiwgYnV0IEkgYW0gbm90DQo+ID4gZW50aXJlbHkgc3VyZSB0aGF0IGJpc2Vj -dGluZyB0aGUgaXdsd2lmaSBkcml2ZXIgaXMgZW5vdWdoIHRvIGZpbmQgdGhlDQo+ID4gY29tbWl0 -IHRoYXQgYnJva2UgaXQuIFlvdSBtYXkgd2FudCB0byBiaXNlY3QgdGhlIHBjaSBidXMgZHJpdmVy -IGFzIHdlbGwuDQo+IA0KPiBUaGUgcHJvYmxlbSBpcyB0aGF0IEkgY2FuJ3QgcmVhbGx5IHJlbGlh -Ymx5IHJlcHJvZHVjZSBpdDsgaXQgaGFwcGVucyANCj4gcmF0aGVyIG9mdGVuLCBidXQgbm90IHNv -IG9mdGVuIHRoYXQgSSBjb3VsZCBiZSBjZXJ0YWlubHkgc3VyZSB0aGF0IG15IA0KPiBkaXN0aW5j -dGlvbiBvZiBnb29kIGFuZCBiYWQga2VybmVscyB3b3VsZCBiZSBhY2N1cmF0ZS4NCj4gDQo+IEkg -d2lsbCB0cnkgaXQsIGJ1dCBJIGV4cGVjdCB0aGUgcmVzdWx0IHRvIGJlIGJvZ3VzIGJlY2F1c2Ug -b2YgdGhpcywgDQo+IHVuZm9ydHVuYXRlbHkuDQo+IA0KDQpJIGNhbiB1bmRlcnN0YW5kLiBBIGZl -dyB1c2VycyByZXBvcnRlZCB0aGF0IHRoaXMgYnVnIG9jY3VycmVkIG1vcmUNCnJlbGlhYmx5IHdo -ZW4gbW92aW5nIHRoZWlyIHN5c3RlbSwgYWx0aG91Z2ggaXQgc2VlbXMgdmVyeSB3ZWlyZCB0byBt -ZS4NCg0KPiA+IEZpcnN0IHF1ZXN0aW9uIGlzOiBBcmUgeW91IHN1cmUgdGhhdCA0LjAtcmM2IHdh -cyBnb29kPw0KPiANCj4gUHJldHR5IG11Y2gsIHllcy4gSSd2ZSBiZWVuIHJ1bm5pbmcgaXQgZm9y -IHF1aXRlIHNvbWUgdGltZSBvbiB0aGlzIA0KPiBtYWNoaW5lIHdpdGhvdXQgYW55IGlzc3Vlcy4g -QnV0IGFmdGVyIHVwZGF0aW5nIHRvIGN1cnJlbnQgSEVBRCB0d28gZGF5cyANCj4gYWdvLCB0aGUg -aXNzdWUgdHJpZ2dlcmVkIGxpa2UgNiBvciA3IHRpbWVzIGFscmVhZHkuDQo+IA0KDQpPayAtIEkg -d2lsbCB0cnkgdG8gbG9vayBhdCB0aGUgUENJIGNvbW1pdHMgdGhlcmUgYWx0aG91Z2ggSSBhbSBu -b3Qgc3VyZQ0KSSdsbCBiZSBhYmxlIHRvIG1ha2UgbXVjaCBzZW5zZSBvZiB0aGVtLi4uDQoNCj4g -VGhhbmtzLA0KPiANCg0K +On Thu, 2015-04-23 at 10:15 +0200, Jiri Kosina wrote: +> On Thu, 23 Apr 2015, Grumbach, Emmanuel wrote: +> +> > > I've been running current Linus' tree and have been getting system lockups +> > > frequently. After a few "silent" lockups, I was able to obtain a dmesg +> > > before the machine turned dead again (wifi stopped working shortly before +> > > that). +> > > +> > > Before starting to debug / bisect (last known good on this machine is +> > > 4.0-rc6), I am attaching the dmesg in case someone already knows what the +> > > issue is. +> > > +> > +> > I briefly went over the iwlwifi commits between 4.0-rc6 and linux/master +> > and couldn't find anything obvious. +> > Note that for the device you have, the commits that touch +> > drivers/net/wireless/iwlwifi/mvm are not relevant. +> > +> > What you are seeing is that the PCI host is disconnecting the WiFi NIC +> > for some weird reason. It is not the first time I see that, but +> > unfortunately, I have never been able to debug this. I am personally not +> > a HW PCI expert and I couldn't reproduce either... +> > +> > I am afraid I won't save you the time of the bisection, but I am not +> > entirely sure that bisecting the iwlwifi driver is enough to find the +> > commit that broke it. You may want to bisect the pci bus driver as well. +> +> The problem is that I can't really reliably reproduce it; it happens +> rather often, but not so often that I could be certainly sure that my +> distinction of good and bad kernels would be accurate. +> +> I will try it, but I expect the result to be bogus because of this, +> unfortunately. +> + +I can understand. A few users reported that this bug occurred more +reliably when moving their system, although it seems very weird to me. + +> > First question is: Are you sure that 4.0-rc6 was good? +> +> Pretty much, yes. I've been running it for quite some time on this +> machine without any issues. But after updating to current HEAD two days +> ago, the issue triggered like 6 or 7 times already. +> + +Ok - I will try to look at the PCI commits there although I am not sure +I'll be able to make much sense of them... + +> Thanks, +> + +ÿôèº{.nÇ+‰·Ÿ®‰†+%ŠËÿ±éݶ\x17¥Šwÿº{.nÇ+‰·¥Š{±þG«éÿŠ{ayº\x1dʇڙë,j\a¢f£¢·hšïêÿ‘êçz_è®\x03(階ŠÝ¢j"ú\x1a¶^[m§ÿÿ¾\a«þG«éÿ¢¸?™¨èÚ&£ø§~á¶iO•æ¬z·švØ^\x14\x04\x1a¶^[m§ÿÿÃ\fÿ¶ìÿ¢¸?–I¥ diff --git a/a/content_digest b/N1/content_digest index b78e55b..ee77af2 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -12,44 +12,57 @@ " Johannes <johannes.berg@intel.com>\0" "\00:1\0" "b\0" - "T24gVGh1LCAyMDE1LTA0LTIzIGF0IDEwOjE1ICswMjAwLCBKaXJpIEtvc2luYSB3cm90ZToNCj4g\n" - "T24gVGh1LCAyMyBBcHIgMjAxNSwgR3J1bWJhY2gsIEVtbWFudWVsIHdyb3RlOg0KPiANCj4gPiA+\n" - "IEkndmUgYmVlbiBydW5uaW5nIGN1cnJlbnQgTGludXMnIHRyZWUgYW5kIGhhdmUgYmVlbiBnZXR0\n" - "aW5nIHN5c3RlbSBsb2NrdXBzIA0KPiA+ID4gZnJlcXVlbnRseS4gQWZ0ZXIgYSBmZXcgInNpbGVu\n" - "dCIgbG9ja3VwcywgSSB3YXMgYWJsZSB0byBvYnRhaW4gYSBkbWVzZyANCj4gPiA+IGJlZm9yZSB0\n" - "aGUgbWFjaGluZSB0dXJuZWQgZGVhZCBhZ2FpbiAod2lmaSBzdG9wcGVkIHdvcmtpbmcgc2hvcnRs\n" - "eSBiZWZvcmUgDQo+ID4gPiB0aGF0KS4NCj4gPiA+IA0KPiA+ID4gQmVmb3JlIHN0YXJ0aW5nIHRv\n" - "IGRlYnVnIC8gYmlzZWN0IChsYXN0IGtub3duIGdvb2Qgb24gdGhpcyBtYWNoaW5lIGlzIA0KPiA+\n" - "ID4gNC4wLXJjNiksIEkgYW0gYXR0YWNoaW5nIHRoZSBkbWVzZyBpbiBjYXNlIHNvbWVvbmUgYWxy\n" - "ZWFkeSBrbm93cyB3aGF0IHRoZSANCj4gPiA+IGlzc3VlIGlzLg0KPiA+ID4gDQo+ID4gDQo+ID4g\n" - "SSBicmllZmx5IHdlbnQgb3ZlciB0aGUgaXdsd2lmaSBjb21taXRzIGJldHdlZW4gNC4wLXJjNiBh\n" - "bmQgbGludXgvbWFzdGVyDQo+ID4gYW5kIGNvdWxkbid0IGZpbmQgYW55dGhpbmcgb2J2aW91cy4N\n" - "Cj4gPiBOb3RlIHRoYXQgZm9yIHRoZSBkZXZpY2UgeW91IGhhdmUsIHRoZSBjb21taXRzIHRoYXQg\n" - "dG91Y2gNCj4gPiBkcml2ZXJzL25ldC93aXJlbGVzcy9pd2x3aWZpL212bSBhcmUgbm90IHJlbGV2\n" - "YW50Lg0KPiA+IA0KPiA+IFdoYXQgeW91IGFyZSBzZWVpbmcgaXMgdGhhdCB0aGUgUENJIGhvc3Qg\n" - "aXMgZGlzY29ubmVjdGluZyB0aGUgV2lGaSBOSUMNCj4gPiBmb3Igc29tZSB3ZWlyZCByZWFzb24u\n" - "IEl0IGlzIG5vdCB0aGUgZmlyc3QgdGltZSBJIHNlZSB0aGF0LCBidXQNCj4gPiB1bmZvcnR1bmF0\n" - "ZWx5LCBJIGhhdmUgbmV2ZXIgYmVlbiBhYmxlIHRvIGRlYnVnIHRoaXMuIEkgYW0gcGVyc29uYWxs\n" - "eSBub3QNCj4gPiBhIEhXIFBDSSBleHBlcnQgYW5kIEkgY291bGRuJ3QgcmVwcm9kdWNlIGVpdGhl\n" - "ci4uLg0KPiA+IA0KPiA+IEkgYW0gYWZyYWlkIEkgd29uJ3Qgc2F2ZSB5b3UgdGhlIHRpbWUgb2Yg\n" - "dGhlIGJpc2VjdGlvbiwgYnV0IEkgYW0gbm90DQo+ID4gZW50aXJlbHkgc3VyZSB0aGF0IGJpc2Vj\n" - "dGluZyB0aGUgaXdsd2lmaSBkcml2ZXIgaXMgZW5vdWdoIHRvIGZpbmQgdGhlDQo+ID4gY29tbWl0\n" - "IHRoYXQgYnJva2UgaXQuIFlvdSBtYXkgd2FudCB0byBiaXNlY3QgdGhlIHBjaSBidXMgZHJpdmVy\n" - "IGFzIHdlbGwuDQo+IA0KPiBUaGUgcHJvYmxlbSBpcyB0aGF0IEkgY2FuJ3QgcmVhbGx5IHJlbGlh\n" - "Ymx5IHJlcHJvZHVjZSBpdDsgaXQgaGFwcGVucyANCj4gcmF0aGVyIG9mdGVuLCBidXQgbm90IHNv\n" - "IG9mdGVuIHRoYXQgSSBjb3VsZCBiZSBjZXJ0YWlubHkgc3VyZSB0aGF0IG15IA0KPiBkaXN0aW5j\n" - "dGlvbiBvZiBnb29kIGFuZCBiYWQga2VybmVscyB3b3VsZCBiZSBhY2N1cmF0ZS4NCj4gDQo+IEkg\n" - "d2lsbCB0cnkgaXQsIGJ1dCBJIGV4cGVjdCB0aGUgcmVzdWx0IHRvIGJlIGJvZ3VzIGJlY2F1c2Ug\n" - "b2YgdGhpcywgDQo+IHVuZm9ydHVuYXRlbHkuDQo+IA0KDQpJIGNhbiB1bmRlcnN0YW5kLiBBIGZl\n" - "dyB1c2VycyByZXBvcnRlZCB0aGF0IHRoaXMgYnVnIG9jY3VycmVkIG1vcmUNCnJlbGlhYmx5IHdo\n" - "ZW4gbW92aW5nIHRoZWlyIHN5c3RlbSwgYWx0aG91Z2ggaXQgc2VlbXMgdmVyeSB3ZWlyZCB0byBt\n" - "ZS4NCg0KPiA+IEZpcnN0IHF1ZXN0aW9uIGlzOiBBcmUgeW91IHN1cmUgdGhhdCA0LjAtcmM2IHdh\n" - "cyBnb29kPw0KPiANCj4gUHJldHR5IG11Y2gsIHllcy4gSSd2ZSBiZWVuIHJ1bm5pbmcgaXQgZm9y\n" - "IHF1aXRlIHNvbWUgdGltZSBvbiB0aGlzIA0KPiBtYWNoaW5lIHdpdGhvdXQgYW55IGlzc3Vlcy4g\n" - "QnV0IGFmdGVyIHVwZGF0aW5nIHRvIGN1cnJlbnQgSEVBRCB0d28gZGF5cyANCj4gYWdvLCB0aGUg\n" - "aXNzdWUgdHJpZ2dlcmVkIGxpa2UgNiBvciA3IHRpbWVzIGFscmVhZHkuDQo+IA0KDQpPayAtIEkg\n" - "d2lsbCB0cnkgdG8gbG9vayBhdCB0aGUgUENJIGNvbW1pdHMgdGhlcmUgYWx0aG91Z2ggSSBhbSBu\n" - "b3Qgc3VyZQ0KSSdsbCBiZSBhYmxlIHRvIG1ha2UgbXVjaCBzZW5zZSBvZiB0aGVtLi4uDQoNCj4g\n" - VGhhbmtzLA0KPiANCg0K + "On Thu, 2015-04-23 at 10:15 +0200, Jiri Kosina wrote:\n" + "> On Thu, 23 Apr 2015, Grumbach, Emmanuel wrote:\n" + "> \n" + "> > > I've been running current Linus' tree and have been getting system lockups \n" + "> > > frequently. After a few \"silent\" lockups, I was able to obtain a dmesg \n" + "> > > before the machine turned dead again (wifi stopped working shortly before \n" + "> > > that).\n" + "> > > \n" + "> > > Before starting to debug / bisect (last known good on this machine is \n" + "> > > 4.0-rc6), I am attaching the dmesg in case someone already knows what the \n" + "> > > issue is.\n" + "> > > \n" + "> > \n" + "> > I briefly went over the iwlwifi commits between 4.0-rc6 and linux/master\n" + "> > and couldn't find anything obvious.\n" + "> > Note that for the device you have, the commits that touch\n" + "> > drivers/net/wireless/iwlwifi/mvm are not relevant.\n" + "> > \n" + "> > What you are seeing is that the PCI host is disconnecting the WiFi NIC\n" + "> > for some weird reason. It is not the first time I see that, but\n" + "> > unfortunately, I have never been able to debug this. I am personally not\n" + "> > a HW PCI expert and I couldn't reproduce either...\n" + "> > \n" + "> > I am afraid I won't save you the time of the bisection, but I am not\n" + "> > entirely sure that bisecting the iwlwifi driver is enough to find the\n" + "> > commit that broke it. You may want to bisect the pci bus driver as well.\n" + "> \n" + "> The problem is that I can't really reliably reproduce it; it happens \n" + "> rather often, but not so often that I could be certainly sure that my \n" + "> distinction of good and bad kernels would be accurate.\n" + "> \n" + "> I will try it, but I expect the result to be bogus because of this, \n" + "> unfortunately.\n" + "> \n" + "\n" + "I can understand. A few users reported that this bug occurred more\n" + "reliably when moving their system, although it seems very weird to me.\n" + "\n" + "> > First question is: Are you sure that 4.0-rc6 was good?\n" + "> \n" + "> Pretty much, yes. I've been running it for quite some time on this \n" + "> machine without any issues. But after updating to current HEAD two days \n" + "> ago, the issue triggered like 6 or 7 times already.\n" + "> \n" + "\n" + "Ok - I will try to look at the PCI commits there although I am not sure\n" + "I'll be able to make much sense of them...\n" + "\n" + "> Thanks,\n" + "> \n" + "\n" + "\303\277\303\264\303\250\302\272{.n\303\207+\302\211\302\267\302\237\302\256\302\211\302\255\302\206+%\302\212\303\213\303\277\302\261\303\251\303\235\302\266\027\302\245\302\212w\303\277\302\272{.n\303\207+\302\211\302\267\302\245\302\212{\302\261\303\276G\302\253\302\235\303\251\303\277\302\212{ay\302\272\035\303\212\302\207\303\232\302\231\303\253,j\a\302\255\302\242f\302\243\302\242\302\267h\302\232\302\217\303\257\302\201\303\252\303\277\302\221\303\252\303\247z_\303\250\302\256\003(\302\255\303\251\302\232\302\216\302\212\303\235\302\242j\"\302\235\303\272\032\302\266\033m\302\247\303\277\303\277\302\276\a\302\253\303\276G\302\253\302\235\303\251\303\277\302\242\302\270?\302\231\302\250\303\250\302\255\303\232&\302\243\303\270\302\247~\302\217\303\241\302\266iO\302\225\303\246\302\254z\302\267\302\232v\303\230^\024\004\032\302\266\033m\302\247\303\277\303\277\303\203\f\303\277\302\266\303\254\303\277\302\242\302\270?\302\226I\302\245" -cfd55c4e35ae09407bfa9d30700cae8234843ca472b06d7a22579d0b46cd9924 +72c8b0f17343cba2bb00c0b12db134cca944dc750b42bc1004ddd4174bc6fbb0
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