Hello list,
while running Qemu 1.7.0 on vanilla kernel 3.10.22 i've seen several
times this error:
[99964.659578] WARNING: at kernel/jump_label.c:80
__static_key_slow_dec+0xb6/0xc0()
[99964.659579] jump label: negative count!
[99964.659579] Modules linked in: sch_htb act_police cls_u32 sch_ingress
vhost_net tun macvtap macvlan netconsole ipt_REJECT dlm sctp
iptable_filter ip_tables x_tables iscsi_tcp libiscsi_tcp libiscsi
scsi_transport_iscsi fuse nfsd auth_rpcgss oid_registry bonding ext2
8021q garp acpi_cpufreq mperf coretemp kvm_intel kvm crc32_pclmul
ghash_clmulni_intel microcode i2c_i801 button dm_mod raid1 md_mod usbhid
usb_storage ohci_hcd sg sd_mod ehci_pci ehci_hcd igb ahci i2c_algo_bit
libahci isci usbcore i2c_core usb_common ptp libsas ixgbe(O)
scsi_transport_sas pps_core
[99964.659595] CPU: 32 PID: 6616 Comm: kvm Tainted: G W O
3.10.22+63-ph #1
[99964.659596] Hardware name: Supermicro
X9DRW-3LN4F+/X9DRW-3TF+/X9DRW-3LN4F+/X9DRW-3TF+, BIOS 3.00 07/05/2013
[99964.659596] 0000000000000009 ffff882ff83359f8 ffffffff8151ba2d
ffff882ff8335a38
[99964.659599] ffffffff8104828b 00000000f8335a18 ffffffffa04d7c40
00000000000000fa
[99964.659602] ffffffffa04d7c60 ffff8817eca74160 ffff8817f92c51a0
ffff882ff8335a98
[99964.659605] Call Trace:
[99964.659606] [<ffffffff8151ba2d>] dump_stack+0x19/0x1b
[99964.659608] [<ffffffff8104828b>] warn_slowpath_common+0x6b/0xa0
[99964.659611] [<ffffffff81048361>] warn_slowpath_fmt+0x41/0x50
[99964.659613] [<ffffffff810e0036>] __static_key_slow_dec+0xb6/0xc0
[99964.659614] [<ffffffff810e0071>] static_key_slow_dec_deferred+0x11/0x20
[99964.659621] [<ffffffffa04bb010>] kvm_free_lapic+0x90/0xa0 [kvm]
[99964.659627] [<ffffffffa04a4fb3>] kvm_arch_vcpu_uninit+0x23/0x90 [kvm]
[99964.659632] [<ffffffffa048ba20>] kvm_vcpu_uninit+0x20/0x40 [kvm]
[99964.659636] [<ffffffffa01cec12>] vmx_free_vcpu+0x52/0x70 [kvm_intel]
[99964.659642] [<ffffffffa04a46af>] kvm_arch_vcpu_free+0x4f/0x60 [kvm]
[99964.659648] [<ffffffffa04a51d2>] kvm_arch_destroy_vm+0xf2/0x1f0 [kvm]
[99964.659650] [<ffffffff81070be8>] ? synchronize_srcu+0x18/0x20
[99964.659652] [<ffffffff81125b9a>] ? mmu_notifier_unregister+0xaa/0xe0
[99964.659658] [<ffffffffa048e80e>] kvm_put_kvm+0x10e/0x1b0 [kvm]
[99964.659663] [<ffffffffa048ea33>] kvm_vcpu_release+0x13/0x20 [kvm]
[99964.659665] [<ffffffff81142fb1>] __fput+0xe1/0x230
[99964.659667] [<ffffffff81143109>] ____fput+0x9/0x10
[99964.659669] [<ffffffff81068985>] task_work_run+0xb5/0xd0
[99964.659671] [<ffffffff8104d76c>] do_exit+0x2ac/0xa30
[99964.659673] [<ffffffff810925fc>] ? __unqueue_futex+0x2c/0x60
[99964.659675] [<ffffffff810937b2>] ? futex_wait+0x122/0x280
[99964.659677] [<ffffffff8104df6a>] do_group_exit+0x3a/0xa0
[99964.659679] [<ffffffff8105bf14>] get_signal_to_deliver+0x1a4/0x590
[99964.659681] [<ffffffff81002292>] do_signal+0x52/0x5f0
[99964.659683] [<ffffffff8109526d>] ? do_futex+0x12d/0x590
[99964.659685] [<ffffffff8105c8c2>] ? copy_siginfo_to_user+0x122/0x2c0
[99964.659687] [<ffffffff8105ccac>] ? SYSC_rt_sigtimedwait+0xac/0xd0
[99964.659689] [<ffffffff8107d020>] ? __enqueue_entity+0x70/0x80
[99964.659691] [<ffffffff81002895>] do_notify_resume+0x65/0x80
[99964.659693] [<ffffffff81521598>] int_signal+0x12/0x17
[99964.659694] ---[ end trace d92047d5c4d5d3d1 ]---
Stefan
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
