On Fri, Jun 9, 2023 at 2:06 AM Richard Purdie <[email protected]> wrote: > > On Thu, 2023-06-08 at 19:39 +0000, [email protected] wrote: > > From: Bruce Ashfield <[email protected]> > > > > We are seeing intermittent boot hangs with x86. Once of the last > > messages in failing logs is secondary cpu startup. > > > > Dropping us down to smp for testing to see if the hangs start to > > go away with smp removed. > > > > Signed-off-by: Bruce Ashfield <[email protected]> > > --- > > meta/conf/machine/include/x86/qemuboot-x86.inc | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/meta/conf/machine/include/x86/qemuboot-x86.inc > > b/meta/conf/machine/include/x86/qemuboot-x86.inc > > index 6ae03633ae..54a12119a7 100644 > > --- a/meta/conf/machine/include/x86/qemuboot-x86.inc > > +++ b/meta/conf/machine/include/x86/qemuboot-x86.inc > > @@ -1,6 +1,6 @@ > > # For runqemu > > IMAGE_CLASSES += "qemuboot" > > -QB_SMP ?= "-smp 4" > > +QB_SMP ?= "" > > QB_CPU:x86 ?= "-cpu IvyBridge -machine q35,i8042=off" > > QB_CPU_KVM:x86 ?= "-cpu IvyBridge -machine q35,i8042=off" > > > > > > FWIW, this patch didn't change much. With it applied we still see:
ok. so at least we can rule out it being specific to secondary cpu startup. Bruce > > > https://autobuilder.yoctoproject.org/typhoon/#/builders/81/builds/5168/steps/12/logs/stdio > > [ 0.634735] Freeing SMP alternatives memory: 52K > [ 12.275510] smpboot: CPU0: Intel Xeon E3-12xx v2 (Ivy Bridge) (family: > 0x6, model: 0x3a, stepping: 0x9) > [274491.955544] cblist_init_generic: Setting adjustable number of callback > queues. > [274492.008510] cblist_init_generic: Setting shift to 0 and lim to 1. > [279820.791509] cblist_init_generic: Setting shift to 0 and lim to 1. > [282104.735510] cblist_init_generic: Setting shift to 0 and lim to 1. > [386831.154510] Performance Events: unsupported p6 CPU model 58 no PMU > driver, software events only. > [386850.632510] rcu: Hierarchical SRCU implementation. > [386850.668510] rcu: Max phase no-delay instances is 400. > [386852.898509] smp: Bringing up secondary CPUs ... > [386852.946510] smp: Brought up 1 node, 1 CPU > [386852.992510] smpboot: Max logical packages: 1 > [386853.018509] smpboot: Total of 1 processors activated (5199.99 BogoMIPS) > [386855.257509] devtmpfs: initialized > [386857.982509] clocksource: jiffies: mask: 0xffffffff max_cycles: > 0xffffffff, max_idle_ns: 1911260446275000 ns > [386858.041510] futex hash table entries: 256 (order: 2, 16384 bytes, linear) > [386858.691509] pinctrl core: initialized pinctrl subsystem > [386862.836510] NET: Registered PF_NETLINK/PF_ROUTE protocol family > [386864.720510] thermal_sys: Registered thermal governor 'step_wise' > [386864.725509] thermal_sys: Registered thermal governor 'user_space' > [386864.864510] cpuidle: using governor menu > [386865.662509] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem > 0xb0000000-0xbfffffff] (base 0xb0000000) > [386865.693510] PCI: MMCONFIG at [mem 0xb0000000-0xbfffffff] reserved in E820 > [386865.900509] PCI: Using configuration type 1 for base access > [386878.550509] kprobes: kprobe jump-optimization is enabled. All kprobes are > optimized if possible. > > Cheers, > > Richard > -- - Thou shalt not follow the NULL pointer, for chaos and madness await thee at its end - "Use the force Harry" - Gandalf, Star Trek II
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