On 12/03/2012 05:54 PM, Chris Clayton wrote:
I've built 3.7.0-rc8 and have been running it for about 40 minutes.
I was inspecting the output from dmesg whilst trying to figure out why
the command "alsactl restore" is producing an error and spotted this
kernel warning.
[ 241.982633] ------------[ cut here ]------------
[ 241.982642] WARNING: at arch/x86/kernel/apic/ipi.c:109
default_send_IPI_mask_logical+0xa6/0xd0()
[ 241.982643] Hardware name: LIFEBOOK AH531
[ 241.982645] empty IPI mask
[ 241.982646] Modules linked in:
[ 241.982647] iptable_filter xt_conntrack ipt_MASQUERADE iptable_nat
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack
snd_usb_audio snd_usbmidi_lib usb_storage snd_hwdep snd_rawmidi
snd_seq_device coretemp snd_hda_codec_hdmi hwmon snd_hda_codec_realtek
fujitsu_laptop kvm_intel snd_hda_intel snd_hda_codec r8169 kvm [last
unloaded: microcode]
[ 241.982667] Pid: 692, comm: HTML5 Parser Not tainted 3.7.0-rc8 #77
[ 241.982668] Call Trace:
[ 241.982672] [<c102f218>] ? warn_slowpath_common+0x78/0xb0
[ 241.982674] [<c1021376>] ? default_send_IPI_mask_logical+0xa6/0xd0
[ 241.982676] [<c1021376>] ? default_send_IPI_mask_logical+0xa6/0xd0
[ 241.982678] [<c102f2e3>] ? warn_slowpath_fmt+0x33/0x40
[ 241.982680] [<c1021376>] ? default_send_IPI_mask_logical+0xa6/0xd0
[ 241.982683] [<c101f60f>] ? native_send_call_func_ipi+0x3f/0x60
[ 241.982688] [<c1072be8>] ? smp_call_function_many+0x178/0x220
[ 241.982690] [<c102bc30>] ? do_flush_tlb_all+0x60/0x60
[ 241.982692] [<c102bcd8>] ? native_flush_tlb_others+0x28/0x30
[ 241.982694] [<c102bfe2>] ? flush_tlb_page+0x82/0xd0
[ 241.982695] [<c102ad41>] ? ptep_set_access_flags+0x61/0x70
[ 241.982698] [<c10ad6ea>] ? do_wp_page+0x34a/0x7f0
[ 241.982701] [<c10aefbd>] ? handle_pte_fault+0x49d/0x870
[ 241.982704] [<c106fd08>] ? futex_wake+0xf8/0x120
[ 241.982706] [<c1071397>] ? do_futex+0xf7/0x9f0
[ 241.982708] [<c10b012a>] ? handle_mm_fault+0xda/0x140
[ 241.982711] [<c1026fa1>] ? __do_page_fault+0x141/0x460
[ 241.982713] [<c106653a>] ? ktime_get_ts+0x3a/0x150
[ 241.982715] [<c107304a>] ?
generic_smp_call_function_interrupt+0xca/0x160
[ 241.982717] [<c10272d0>] ? vmalloc_sync_all+0x10/0x10
[ 241.982721] [<c13f34e6>] ? error_code+0x5a/0x60
[ 241.982723] [<c10272d0>] ? vmalloc_sync_all+0x10/0x10
[ 241.982725] ---[ end trace a26e371ca3a2122a ]---
My .config is attached.
Let me know if I can provide additional diagnostics or help testing
any patches, but please cc me as I'm not subscribed.
Chris
Hi Chris,
This has also been reported in multiple distros:
https://bugs.launchpad.net/bugs/1100202
https://bugzilla.redhat.com/show_bug.cgi?id=867174
Do you have a way to reproduce this, or does it happen at random times?
Thanks,
Joe
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