From: bugzilla-daemon@bugzilla.kernel.org
To: kvm@vger.kernel.org
Subject: [Bug 209867] CPU soft lockup/stall with nested KVM and SMP
Date: Mon, 09 Nov 2020 10:59:27 +0000 [thread overview]
Message-ID: <bug-209867-28872-ieYd39Vshs@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-209867-28872@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=209867
Frantisek Sumsal (frantisek@sumsal.cz) changed:
What |Removed |Added
----------------------------------------------------------------------------
Kernel Version|5.9.3-arch1-1 |5.9.6-arch1-1
--- Comment #4 from Frantisek Sumsal (frantisek@sumsal.cz) ---
Results with kernel 5.9.6:
[ 4.353614] PCI: Using configuration type 1 for extended access
[ 4.361708] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
[ 4.363625] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[ 64.373614] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 64.376918] rcu: 3-...0: (0 ticks this GP) idle=95a/1/0x4000000000000000
softirq=18/18 fqs=6000 last_accelerate: 0000/e77e dyntick_enabled: 0
[ 64.376918] (detected by 0, t=18002 jiffies, g=-1123, q=62)
[ 64.376918] Sending NMI from CPU 0 to CPUs 3:
[ 244.390281] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 244.393584] rcu: 3-...0: (0 ticks this GP) idle=95a/1/0x4000000000000000
softirq=18/18 fqs=24002 last_accelerate: 0000/ba73 dyntick_enabled: 0
[ 244.393584] (detected by 0, t=72007 jiffies, g=-1123, q=62)
[ 244.393584] Sending NMI from CPU 0 to CPUs 3:
[ 424.406947] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 424.410251] rcu: 3-...0: (0 ticks this GP) idle=95a/1/0x4000000000000000
softirq=18/18 fqs=42004 last_accelerate: 0000/8d68 dyntick_enabled: 0
[ 424.410251] (detected by 0, t=126012 jiffies, g=-1123, q=62)
[ 424.410251] Sending NMI from CPU 0 to CPUs 3:
qemu-system-x86_64: terminating on signal 15 from pid 31982 (timeout)
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next prev parent reply other threads:[~2020-11-09 10:59 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-26 12:13 [Bug 209867] New: CPU soft lockup/stall with nested KVM and SMP bugzilla-daemon
2020-10-26 13:10 ` [Bug 209867] " bugzilla-daemon
2020-10-26 13:10 ` bugzilla-daemon
2020-10-26 20:05 ` bugzilla-daemon
2020-11-02 16:16 ` bugzilla-daemon
2020-11-02 16:24 ` bugzilla-daemon
2020-11-09 10:59 ` bugzilla-daemon [this message]
2020-11-12 10:02 ` bugzilla-daemon
2020-11-21 16:19 ` bugzilla-daemon
2020-11-27 10:21 ` bugzilla-daemon
2020-12-01 8:39 ` bugzilla-daemon
2020-12-04 11:57 ` bugzilla-daemon
2020-12-23 12:31 ` bugzilla-daemon
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