With 5.0.0 and kernel 4.2-rc5 running on 64-bit Linux, I am seeing the following splat regarding unanotated irqs in my logs:
[ 20.318924] ------------[ cut here ]------------ [ 20.318930] WARNING: CPU: 0 PID: 869 at kernel/locking/lockdep.c:3523 check_flags.part.36+0xb4/0x1e0() [ 20.318931] DEBUG_LOCKS_WARN_ON(!current->hardirqs_enabled) [ 20.318932] Modules linked in: [ 20.318933] vboxdrv(O+) iwlmvm arc4 rtl8192ee btcoexist rtl_pci rtlwifi x86_pkg_temp_thermal mac80211 kvm_intel kvm snd_hda_codec_generic iwlwifi snd_hda_intel snd_hda_codec cfg80211 snd_hwdep snd_hda_core snd_pcm crct10dif_pclmul crc32_pclmul snd_timer crc32c_intel rtsx_pci_sdmmc snd rtsx_pci_ms mmc_core ghash_clmulni_intel memstick aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode serio_raw pcspkr soundcore rtsx_pci e1000e lpc_ich mfd_core xhci_pci xhci_hcd ptp pps_core toshiba_bluetooth toshiba_acpi rfkill sparse_keymap thermal battery acpi_cpufreq wmi processor ac dm_mod i915 i2c_algo_bit drm_kms_helper drm sr_mod cdrom video thermal_sys hwmon button sg autofs4 [ 20.318968] CPU: 0 PID: 869 Comm: modprobe Tainted: G O 4.2.0-rc5-wl+ #5 [ 20.318970] Hardware name: TOSHIBA TECRA A50-A/TECRA A50-A, BIOS Version 4.20 04/17/2014 [ 20.318971] ffffffff81a3cbd4 ffff8802195d3978 ffffffff8174a332 0000000000000000 [ 20.318975] ffff8802195d39c8 ffff8802195d39b8 ffffffff810650ca 0000000000000000 [ 20.318978] 00000004ba26cd7c 0000000000000292 ffffffff81c47440 000000000000000f [ 20.318979] Call Trace: [ 20.318983] [<ffffffff8174a332>] dump_stack+0x4c/0x6e [ 20.318986] [<ffffffff810650ca>] warn_slowpath_common+0x8a/0xc0 [ 20.318987] [<ffffffff81065146>] warn_slowpath_fmt+0x46/0x50 [ 20.318989] [<ffffffff810bcd54>] check_flags.part.36+0xb4/0x1e0 [ 20.318991] [<ffffffff810beffc>] lock_is_held+0x6c/0x80 [ 20.318993] [<ffffffff81752129>] schedule_timeout+0x4e9/0x5d0 [ 20.319003] [<ffffffffa079a796>] ? VBoxHost_RTTimeSystemNanoTS+0x16/0x30 [vboxdrv] [ 20.319011] [<ffffffffa079a796>] ? VBoxHost_RTTimeSystemNanoTS+0x16/0x30 [vboxdrv] [ 20.319019] [<ffffffffa079a255>] rtR0ThreadLnxSleepCommon+0x45/0x60 [vboxdrv] [ 20.319025] [<ffffffffa079a27e>] VBoxHost_RTThreadSleep+0xe/0x10 [vboxdrv] [ 20.319033] [<ffffffffa078d9c9>] supdrvGipInitMeasureTscFreq.isra.10+0x179/0x330 [vboxdrv] [ 20.319034] [<ffffffff810bc901>] ? trace_hardirqs_on_caller+0x131/0x200 [ 20.319041] [<ffffffffa079a796>] ? VBoxHost_RTTimeSystemNanoTS+0x16/0x30 [vboxdrv] [ 20.319048] [<ffffffffa078f1bf>] supdrvGipCreate+0x82f/0xb60 [vboxdrv] [ 20.319050] [<ffffffff810bfab5>] ? lockdep_init_map+0x95/0x5c0 [ 20.319051] [<ffffffffa07ef000>] ? 0xffffffffa07ef000 [ 20.319052] [<ffffffffa07ef000>] ? 0xffffffffa07ef000 [ 20.319053] [<ffffffffa07ef000>] ? 0xffffffffa07ef000 [ 20.319059] [<ffffffffa0786c33>] supdrvInitDevExt+0x163/0x2e0 [vboxdrv] [ 20.319064] [<ffffffffa07ef099>] VBoxDrvLinuxInit+0x99/0x1000 [vboxdrv] [ 20.319066] [<ffffffff810002ed>] do_one_initcall+0xad/0x1d0 [ 20.319069] [<ffffffff811e10f5>] ? kmem_cache_alloc_trace+0x2e5/0x310 [ 20.319071] [<ffffffff8174463e>] do_init_module+0x61/0x1ec [ 20.319073] [<ffffffff811070da>] load_module+0x1e9a/0x2840 [ 20.319074] [<ffffffff811028e0>] ? m_show+0x190/0x190 [ 20.319077] [<ffffffff81107c80>] SyS_finit_module+0x80/0xb0 [ 20.319079] [<ffffffff81753b57>] entry_SYSCALL_64_fastpath+0x12/0x6f [ 20.319080] ---[ end trace 9204962b22aded97 ]--- [ 20.319081] possible reason: unannotated irqs-on. [ 20.319081] irq event stamp: 15866 [ 20.319082] hardirqs last enabled at (15865): [<ffffffff810f0ce7>] ktime_get_ts64+0x77/0x160 [ 20.319084] hardirqs last disabled at (15866): [<ffffffff810f0c9a>] ktime_get_ts64+0x2a/0x160 [ 20.319086] softirqs last enabled at (15592): [<ffffffff8106afbb>] __do_softirq+0x20b/0x600 [ 20.319088] softirqs last disabled at (15587): [<ffffffff8106b648>] irq_exit+0x98/0xb0 [ 20.334673] vboxdrv: TSC mode is Invariant, tentative frequency 2893312825 Hz [ 20.334676] vboxdrv: Successfully loaded version 5.0.0 (interface 0x00230001) [ 20.543598] VBoxNetFlt: Successfully started. [ 20.547682] VBoxNetAdp: Successfully started. [ 20.551740] VBoxPciLinuxInit [ 20.551792] vboxpci: IOMMU not found (not registered) I will be happy to provide any further info that is needed. Larry _______________________________________________ vbox-dev mailing list [email protected] https://www.virtualbox.org/mailman/listinfo/vbox-dev
