diff for duplicates of <1508993064.8734.5.camel@wdc.com> diff --git a/a/1.txt b/N1/1.txt index 12d488d..c70c2b6 100644 --- a/a/1.txt +++ b/N1/1.txt @@ -1,21 +1,25 @@ -T24gV2VkLCAyMDE3LTEwLTI1IGF0IDEyOjM0IC0wNzAwLCBKZW5zIEF4Ym9lIHdyb3RlOg0KPiBP -biAxMC8yNS8yMDE3IDEyOjI1IFBNLCBCYXJ0IFZhbiBBc3NjaGUgd3JvdGU6DQo+ID4gT24gV2Vk -LCAyMDE3LTEwLTI1IGF0IDExOjIzIC0wNzAwLCBKZW5zIEF4Ym9lIHdyb3RlOg0KPiA+ID4gT24g -MTAvMjUvMjAxNyAwMjo1NiBBTSwgQmFydCBWYW4gQXNzY2hlIHdyb3RlOg0KPiA+ID4gPiBBdm9p -ZCB0aGF0IHN1Ym1pdHRpbmcgYW4gU0dfSU8gaW9jdGwgdHJpZ2dlcnMgYSBrZXJuZWwgb29wcyB0 -aGF0DQo+ID4gPiA+IGlzIHByZWNlZGVkIGJ5Og0KPiA+ID4gPiANCj4gPiA+ID4gdXNlcmNvcHk6 -IGtlcm5lbCBtZW1vcnkgb3ZlcndyaXRlIGF0dGVtcHQgZGV0ZWN0ZWQgdG8gKG51bGwpICg8bnVs -bD4pICg2IGJ5dGVzKQ0KPiA+ID4gPiBrZXJuZWwgQlVHIGF0IG1tL3VzZXJjb3B5LmM6NzIhDQo+ -ID4gPiANCj4gPiA+IFNlZW1zIEkgc2F3IGEgbm90ZSBvbiBhIHJ1bnRpbWUgb29wcyB0cmlnZ2Vy -ZWQgYnkgdGhpcyBwYXRjaCB5ZXN0ZXJkYXksDQo+ID4gPiBidXQgbm93IEkgY2FuJ3Qgc2VlbSB0 -byBmaW5kIGl0Li4uIERpZCB5b3Ugc2VlIGl0Pw0KPiA+IA0KPiA+IERvIHlvdSBwZXJoYXBzIHdh -bnQgbWUgdG8gYWRkIHRoZSBzdGFjayB0cmFjZSBmcm9tIHRoZSBmb2xsb3dpbmcgZS1tYWlsIHRv -DQo+ID4gdGhlIHBhdGNoIGRlc2NyaXB0aW9uOiBodHRwczovL21hcmMuaW5mby8/bD1saW51eC1h -cm0ta2VybmVsJm09MTUwODU0MDEwMzIxODMzID8NCj4gDQo+IEl0IHdhcyBhbiBvb3BzIHJlcG9y -dGVkIGFnYWluc3QgdGhlIGN1cnJlbnQgcGF0Y2gsIHVubGVzcyBJJ20gbWlzdGFrZW4uIEhhcmQN -Cj4gdG8gc2F5LCB3aGVuIEkgY2FuJ3QgZmluZCB0aGUgZW1haWwgdGhpcyBtb3JuaW5nLCBtYXkg -aGF2ZSBiZWVuIGRlbGV0ZWQuLi4NCj4gVGhhdCdzIHdoeSBJIGFza2VkIGlmIHlvdSBzYXcgaXQu -DQoNCkp1c3QgZm91bmQgaXQ6IGE1NzA4NDNlZTkgKCJ2aXJ0aW9fYmxrOiBGaXggYW4gU0dfSU8g -cmVncmVzc2lvbiIpOiBrZXJuZWwgQlVHIGF0DQppbmNsdWRlL2xpbnV4L3NjYXR0ZXJsaXN0Lmg6 -OTIhIChodHRwczovL2xrbWwub3JnL2xrbWwvMjAxNy8xMC8yNC8xMTE3KS4gV2lsbCBoYXZlDQph -IGxvb2suDQoNCkJhcnQuDQo= +On Wed, 2017-10-25 at 12:34 -0700, Jens Axboe wrote: +> On 10/25/2017 12:25 PM, Bart Van Assche wrote: +> > On Wed, 2017-10-25 at 11:23 -0700, Jens Axboe wrote: +> > > On 10/25/2017 02:56 AM, Bart Van Assche wrote: +> > > > Avoid that submitting an SG_IO ioctl triggers a kernel oops that +> > > > is preceded by: +> > > > +> > > > usercopy: kernel memory overwrite attempt detected to (null) (<null>) (6 bytes) +> > > > kernel BUG at mm/usercopy.c:72! +> > > +> > > Seems I saw a note on a runtime oops triggered by this patch yesterday, +> > > but now I can't seem to find it... Did you see it? +> > +> > Do you perhaps want me to add the stack trace from the following e-mail to +> > the patch description: https://marc.info/?l=linux-arm-kernel&m=150854010321833 ? +> +> It was an oops reported against the current patch, unless I'm mistaken. Hard +> to say, when I can't find the email this morning, may have been deleted... +> That's why I asked if you saw it. + +Just found it: a570843ee9 ("virtio_blk: Fix an SG_IO regression"): kernel BUG at +include/linux/scatterlist.h:92! (https://lkml.org/lkml/2017/10/24/1117). Will have +a look. + +Bart. diff --git a/a/content_digest b/N1/content_digest index 0da6ed1..4664e88 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -13,26 +13,30 @@ " dann.frazier@canonical.com <dann.frazier@canonical.com>\0" "\00:1\0" "b\0" - "T24gV2VkLCAyMDE3LTEwLTI1IGF0IDEyOjM0IC0wNzAwLCBKZW5zIEF4Ym9lIHdyb3RlOg0KPiBP\n" - "biAxMC8yNS8yMDE3IDEyOjI1IFBNLCBCYXJ0IFZhbiBBc3NjaGUgd3JvdGU6DQo+ID4gT24gV2Vk\n" - "LCAyMDE3LTEwLTI1IGF0IDExOjIzIC0wNzAwLCBKZW5zIEF4Ym9lIHdyb3RlOg0KPiA+ID4gT24g\n" - "MTAvMjUvMjAxNyAwMjo1NiBBTSwgQmFydCBWYW4gQXNzY2hlIHdyb3RlOg0KPiA+ID4gPiBBdm9p\n" - "ZCB0aGF0IHN1Ym1pdHRpbmcgYW4gU0dfSU8gaW9jdGwgdHJpZ2dlcnMgYSBrZXJuZWwgb29wcyB0\n" - "aGF0DQo+ID4gPiA+IGlzIHByZWNlZGVkIGJ5Og0KPiA+ID4gPiANCj4gPiA+ID4gdXNlcmNvcHk6\n" - "IGtlcm5lbCBtZW1vcnkgb3ZlcndyaXRlIGF0dGVtcHQgZGV0ZWN0ZWQgdG8gKG51bGwpICg8bnVs\n" - "bD4pICg2IGJ5dGVzKQ0KPiA+ID4gPiBrZXJuZWwgQlVHIGF0IG1tL3VzZXJjb3B5LmM6NzIhDQo+\n" - "ID4gPiANCj4gPiA+IFNlZW1zIEkgc2F3IGEgbm90ZSBvbiBhIHJ1bnRpbWUgb29wcyB0cmlnZ2Vy\n" - "ZWQgYnkgdGhpcyBwYXRjaCB5ZXN0ZXJkYXksDQo+ID4gPiBidXQgbm93IEkgY2FuJ3Qgc2VlbSB0\n" - "byBmaW5kIGl0Li4uIERpZCB5b3Ugc2VlIGl0Pw0KPiA+IA0KPiA+IERvIHlvdSBwZXJoYXBzIHdh\n" - "bnQgbWUgdG8gYWRkIHRoZSBzdGFjayB0cmFjZSBmcm9tIHRoZSBmb2xsb3dpbmcgZS1tYWlsIHRv\n" - "DQo+ID4gdGhlIHBhdGNoIGRlc2NyaXB0aW9uOiBodHRwczovL21hcmMuaW5mby8/bD1saW51eC1h\n" - "cm0ta2VybmVsJm09MTUwODU0MDEwMzIxODMzID8NCj4gDQo+IEl0IHdhcyBhbiBvb3BzIHJlcG9y\n" - "dGVkIGFnYWluc3QgdGhlIGN1cnJlbnQgcGF0Y2gsIHVubGVzcyBJJ20gbWlzdGFrZW4uIEhhcmQN\n" - "Cj4gdG8gc2F5LCB3aGVuIEkgY2FuJ3QgZmluZCB0aGUgZW1haWwgdGhpcyBtb3JuaW5nLCBtYXkg\n" - "aGF2ZSBiZWVuIGRlbGV0ZWQuLi4NCj4gVGhhdCdzIHdoeSBJIGFza2VkIGlmIHlvdSBzYXcgaXQu\n" - "DQoNCkp1c3QgZm91bmQgaXQ6IGE1NzA4NDNlZTkgKCJ2aXJ0aW9fYmxrOiBGaXggYW4gU0dfSU8g\n" - "cmVncmVzc2lvbiIpOiBrZXJuZWwgQlVHIGF0DQppbmNsdWRlL2xpbnV4L3NjYXR0ZXJsaXN0Lmg6\n" - "OTIhIChodHRwczovL2xrbWwub3JnL2xrbWwvMjAxNy8xMC8yNC8xMTE3KS4gV2lsbCBoYXZlDQph\n" - IGxvb2suDQoNCkJhcnQuDQo= + "On Wed, 2017-10-25 at 12:34 -0700, Jens Axboe wrote:\n" + "> On 10/25/2017 12:25 PM, Bart Van Assche wrote:\n" + "> > On Wed, 2017-10-25 at 11:23 -0700, Jens Axboe wrote:\n" + "> > > On 10/25/2017 02:56 AM, Bart Van Assche wrote:\n" + "> > > > Avoid that submitting an SG_IO ioctl triggers a kernel oops that\n" + "> > > > is preceded by:\n" + "> > > > \n" + "> > > > usercopy: kernel memory overwrite attempt detected to (null) (<null>) (6 bytes)\n" + "> > > > kernel BUG at mm/usercopy.c:72!\n" + "> > > \n" + "> > > Seems I saw a note on a runtime oops triggered by this patch yesterday,\n" + "> > > but now I can't seem to find it... Did you see it?\n" + "> > \n" + "> > Do you perhaps want me to add the stack trace from the following e-mail to\n" + "> > the patch description: https://marc.info/?l=linux-arm-kernel&m=150854010321833 ?\n" + "> \n" + "> It was an oops reported against the current patch, unless I'm mistaken. Hard\n" + "> to say, when I can't find the email this morning, may have been deleted...\n" + "> That's why I asked if you saw it.\n" + "\n" + "Just found it: a570843ee9 (\"virtio_blk: Fix an SG_IO regression\"): kernel BUG at\n" + "include/linux/scatterlist.h:92! (https://lkml.org/lkml/2017/10/24/1117). Will have\n" + "a look.\n" + "\n" + Bart. -92dafc80ae7379c42bbd54be105f4c197903c7cc7070ce6004978e996cb0849c +53e402c95c3d9bc0ad3b29fbc3aac71e693994f4ebb864f1076eb8fef3c41311
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