On Sun, Apr 22, 2018 at 2:47 PM, Diego Viola <diego.vi...@gmail.com> wrote: > On Sat, Apr 21, 2018 at 11:19 PM, Diego Viola <diego.vi...@gmail.com> wrote: >> Hi, >> >> I'm currently experiencing freezes after resuming from suspend when >> using various applications on my desktop. >> >> For example, when using Firefox and switching between tabs the screen >> would freeze, allowing me to only move the mouse pointer but focusing >> the mouse pointer on a application won't have any effect. >> >> The keyboard would still work and the only way to make the issue go >> away would be to switch to a virtual desktop and then switch back, >> then I'd be able to use the mouse again until the same problem >> re-occurs. >> >> This never happened before upgrading to 4.16.3 and 4.15.18 is unaffected. >> >> The problem only happens *after* resuming from suspend, in normal S0 >> state it never happens. >> >> My machine is a desktop and has a dual core E5500 CPU with 2GB of RAM, >> I run Arch Linux and I use the i3wm. >> >> I don't think it's a problem with user space because I run exactly the >> same Arch Linux setup on my T450 and the issue can't be reproduced on >> that machine. >> >> I did a bisect and the cause of the bug seems to be this commit: >> >> aa83c45762a242acce9b35020363225a7b59d7c9 is the first bad commit >> >> Here is the bisect log: >> >> git bisect start >> # bad: [0adb32858b0bddf4ada5f364a84ed60b196dbcda] Linux 4.16 >> git bisect bad 0adb32858b0bddf4ada5f364a84ed60b196dbcda >> # good: [d8a5b80568a9cb66810e75b182018e9edb68e8ff] Linux 4.15 >> git bisect good d8a5b80568a9cb66810e75b182018e9edb68e8ff >> # bad: [c14376de3a1befa70d9811ca2872d47367b48767] printk: Wake klogd >> when passing console_lock owner >> git bisect bad c14376de3a1befa70d9811ca2872d47367b48767 >> # bad: [a103950e0dd2058df5e8a8d4a915707bdcf205f0] Merge branch 'linus' >> of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 >> git bisect bad a103950e0dd2058df5e8a8d4a915707bdcf205f0 >> # bad: [d8b91dde38f4c43bd0bbbf17a90f735b16aaff2c] Merge branch >> 'perf-core-for-linus' of >> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip >> git bisect bad d8b91dde38f4c43bd0bbbf17a90f735b16aaff2c >> # good: [9697e9da84299d0d715d515dd2cc48f1eceb277d] Merge tag >> 'edac_for_4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp >> git bisect good 9697e9da84299d0d715d515dd2cc48f1eceb277d >> # good: [d0bd31dc5c0b46b9c778112900cf8f910ac26e1b] Merge tag >> 'xtensa-20180129' of git://github.com/jcmvbkbc/linux-xtensa >> git bisect good d0bd31dc5c0b46b9c778112900cf8f910ac26e1b >> # good: [0337cf74ccf2a43437bff2e23b278e4f2dc4c6e2] perf util: >> Introduce architecture specific errno/name mapping >> git bisect good 0337cf74ccf2a43437bff2e23b278e4f2dc4c6e2 >> # bad: [6304672b7f0a5c010002e63a075160856dc4f88d] Merge branch >> 'x86-pti-for-linus' of >> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip >> git bisect bad 6304672b7f0a5c010002e63a075160856dc4f88d >> # good: [a46d3f9b1c9888a244ed1ce8da0eca98c3f378e2] Merge branch >> 'timers-core-for-linus' of >> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip >> git bisect good a46d3f9b1c9888a244ed1ce8da0eca98c3f378e2 >> # good: [669c0f762ed19bd9ec128ebc97ae8641b6e1a4a3] Merge branch >> 'x86-platform-for-linus' of >> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip >> git bisect good 669c0f762ed19bd9ec128ebc97ae8641b6e1a4a3 >> # good: [7a32fc51ca938e67974cbb9db31e1a43f98345a9] x86/nospec: Fix >> header guards names >> git bisect good 7a32fc51ca938e67974cbb9db31e1a43f98345a9 >> # bad: [942633523cde99c5bfa0329996dd839ca66a87aa] Merge branch >> 'x86-mm-for-linus' of >> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip >> git bisect bad 942633523cde99c5bfa0329996dd839ca66a87aa >> # bad: [aa83c45762a242acce9b35020363225a7b59d7c9] x86/tsc: Introduce >> early tsc clocksource >> git bisect bad aa83c45762a242acce9b35020363225a7b59d7c9 >> # good: [6d671e1b85c63e7a337ba76c1a154c091545cff8] x86/time: >> Unconditionally register legacy timer interrupt >> git bisect good 6d671e1b85c63e7a337ba76c1a154c091545cff8 >> # first bad commit: [aa83c45762a242acce9b35020363225a7b59d7c9] >> x86/tsc: Introduce early tsc clocksource >> >> Current git HEAD is also affected. >> >> I already tried HEAD with that commit reverted and the problem can't >> be reproduced anymore. >> >> Please let me know if I can include more info, thanks in advance. >> >> Diego > > When booting with clocksource=hpet I cannot reproduce the problem.
I can reproduce the freeze with clocksource=tsc as well.