Re: general protection fault in finish_task_switch
Linus Torvalds writes: (Summary) and the Code: line disassembly is and the Code: line disassembly is 0: ff 11 callq *(%rcx) 2: 4c 89 f9 mov %r15,%rcx 5: 48 c1 e9 03 shr $0x3,%rcx 9: 42 80 3c 31 00 cmpb...
View ArticleRe: [GIT pull] x86/pti: Preparatory changes
Linus Torvalds writes: (Summary) !MAXSMP range MIN_CONFIG_CPUS MAX_CONFIG_CPUS default DEF_CONFIG_CPUS default DEF_CONFIG_CPUS and then have separate (simpler) config expressions for those MIN/MAX/DEF...
View ArticleLinux 4.15-rc5
Linus Torvalds writes: (Summary) Biederman (1): net: Fix double free and memory corruption in get_net_ns_by_id() Eric Yang (1): drm/amd/display: fix missing pixel clock adjustment for dongle Eugenia...
View ArticleRe: PROBLEM: consolidated IDT invalidation causes kexec to reboot
Linus Torvalds writes: (Summary) [ Sorry, I was off-line on Christmas Eve due to festivities, and then yesterday because I've apparently caught a cold. yesterday because I've apparently caught a cold....
View ArticleRe: PROBLEM: consolidated IDT invalidation causes kexec to reboot
Linus Torvalds writes: (Summary) wrote:[...] I went back to the initial problematic commit e802a51 and modified it as you suggest: Thank you. Thank you.[...] EIP: idt_invalidate+0x6/0x40 SS:ESP:...
View ArticleRe: [GIT PULL] hwmon fixes for v4.15-rc6
Linus Torvalds writes: (Summary) On Tue, Dec 26, 2017 at 5:41 PM, Guenter Roeck <linux@roeck-us.net> It's just a naked tag that pointed directly at the commit. pointed directly at the commit. You...
View ArticleRe: PROBLEM: consolidated IDT invalidation causes kexec to reboot
Linus Torvalds writes: (Summary) That said, this time it's actually the "load_segments()" that causes the real problem, and the GDT and IDT invalidation shouldn't have actually done anything at all,...
View Article[PATCH] x86-32: fix kexec with stack canary (CONFIG_CC_STACKPROTECTOR)
Linus Torvalds writes: (Summary) It changed no actual real code. changed no actual real code. Despite not changing any actual real code, it _did_ change code generation: by implementing the common...
View ArticleRe: [PATCH v6 1/8] arch: enable relative relocations for arm64, po ...
Linus Torvalds writes: (Summary) On Wed, Dec 27, 2017 at 12:50 AM, Ard Biesheuvel<ard.biesheuvel@linaro.org> wrote:[...] ARM_EXIT_KEEP(EXIT_DATA) Weren't you supposed to explain this part in the...
View ArticleRe: [PATCH v6 2/8] module: use relative references for __ksymtab e ...
Linus Torvalds writes: On Wed, Dec 27, 2017 at 12:50 AM, Ard Biesheuvel<ard.biesheuvel@linaro.org> wrote:[...] #endif /* __LINUX_COMPILER_H */ Isn't this logically the point where you should add...
View ArticleRe: [PATCH v6 2/8] module: use relative references for __ksymtab e ...
Linus Torvalds writes: (Summary) On Wed, Dec 27, 2017 at 12:11 PM, Ard Biesheuvel<ard.biesheuvel@linaro.org> wrote:[...] put the arm64 vmlinux.lds.S change in a patch on its own? I guess it...
View Article[tip:x86/urgent] x86-32: Fix kexec with stack canary (CONFIG_CC_ST ...
tip-bot for Linus Torvalds writes: (Summary) It changed no actual real code. changed no actual real code. Despite not changing any actual real code, it _did_ change code generation: by implementing the...
View ArticleRe: 4.14.9 with CONFIG_MCORE2 fails to boot
Linus Torvalds writes: (Summary) And that in turn indicates that it may be about ESPFIX64 - all other double fault cases should cause a fault printout, but ESPFIX64 has a magical silent "turn double...
View ArticleRe: 4.14.9 doesn't boot (regression)
Linus Torvalds writes: (Summary) Similar picture at the desktop. Ok, so there's another thread ("4.14.9 with CONFIG_MCORE2 fails to boot") about this same thing, but one thing to try is to see if it's...
View ArticleRe: 4.14.9 with CONFIG_MCORE2 fails to boot
Linus Torvalds writes: (Summary) On Fri, Dec 29, 2017 at 12:22 PM, Alexander Tsoy <alexander@tsoy.me> Ok, that's good information. Ok, that's good information. It doesn't really explain *why*...
View ArticleRe: 4.14.9 doesn't boot (regression)
Linus Torvalds writes: (Summary) So because it looks so impossible that the "-march=3Dcore2" didn't make a difference for you, I'll ask you to please double-check that you actually booted into the...
View ArticleRe: 4.14.9 doesn't boot (regression)
Linus Torvalds writes: (Summary) wrote:[...] another that said it didn't). Side note: I'm not convinced that we will reliably catch a compiler version change in our dependency analysis, so it's...
View ArticleRe: 4.14.9 with CONFIG_MCORE2 fails to boot
Linus Torvalds writes: (Summary) It's apparently just fundamentally the instruction scheduling and selection for core2 that causes problems, so mtune ends up being the same as march. so mtune ends up...
View ArticleRe: 4.14.9 with CONFIG_MCORE2 fails to boot
Linus Torvalds writes: (Summary) On Fri, Dec 29, 2017 at 3:15 PM, Alexander Tsoy <alexander@tsoy.me> Also very strange how there's that double fault in the call trace, but no actual output from...
View Article
