Re: [3.6.6] panic on reboot / khungtaskd blocked? (WARNING: at arch/x86/kernel/smp.c:123 native_smp_send_reschedule)

Paweł Sikora
2012-11-12T07:16:39Z

On Monday 12 of November 2012 11:04:12 Michael Wang wrote:
> On 11/09/2012 09:48 PM, Paweł Sikora wrote:
> > Hi,
> >
> > during playing with new ups i've caught an nice oops on reboot:
> >
> > http://imgbin.org/index.php?page=image&id=10253
> >
> > probably the upstream is also affected.
>
> Hi, Paweł
>
> Are you using a clean 3.6.6 without any modify?

yes, pure 3.6.6 form git tree with modular config.

> Looks like some threads has set itself to be UNINTERRUPTIBLE with out
> any design on switch itself back later(or the time is too long), are you
> accidentally using some bad designed module?

hmm, hard to say. mostly all modules are loaded automatically by kernel.

# lsmod
Module Size Used by
nfsv4 125022 1
fuse 77993 0
nfsv3 34273 1
nfs 142878 5 nfsv4,nfsv3
fscache 46225 1 nfs
nfsd 247413 13
lockd 76458 3 nfsv3,nfs,nfsd
nfs_acl 12741 2 nfsv3,nfsd
auth_rpcgss 39901 2 nfsv4,nfsd
sunrpc 211604 31 nfsv4,nfsv3,nfs,nfsd,lockd,nfs_acl,auth_rpcgss
ipmi_si 48670 0
ipmi_devintf 17521 0
ipmi_msghandler 43715 2 ipmi_si,ipmi_devintf
sch_sfq 21375 2
iptable_nat 13182 1
nf_nat 24649 1 iptable_nat
nf_conntrack_ipv4 14594 3 iptable_nat,nf_nat
nf_conntrack 74130 3 iptable_nat,nf_nat,nf_conntrack_ipv4
nf_defrag_ipv4 12673 1 nf_conntrack_ipv4
iptable_filter 12810 0
xt_TCPMSS 12707 2
xt_tcpudp 12603 2
iptable_mangle 12695 1
ip_tables 26782 3 iptable_nat,iptable_filter,iptable_mangle
ip6table_filter 12815 0
ip6_tables 26942 1 ip6table_filter
x_tables 27637 8 iptable_nat,iptable_filter,xt_TCPMSS,xt_tcpudp,iptable_mangle,ip_tables,ip6table_filter,ip6_tables
ext4 482400 2
jbd2 89967 1 ext4
crc16 12559 1 ext4
raid0 17188 2
dm_mod 77931 0
autofs4 28341 11
dummy 12915 0
ide_cd_mod 35359 0
cdrom 41920 1 ide_cd_mod
ata_generic 12910 0
pata_acpi 13038 0
pata_atiixp 13271 0
ide_pci_generic 12866 0
igb 125677 0
pcspkr 12718 0
evdev 17797 0
joydev 17457 0
sp5100_tco 13697 0
powernow_k8 18109 1
freq_table 13743 1 powernow_k8
mperf 12607 1 powernow_k8
mgag200 38130 1
amd64_edac_mod 28812 0
edac_core 56455 2 amd64_edac_mod
kvm_amd 55563 0
ttm 75424 1 mgag200
kvm 406326 1 kvm_amd
drm_kms_helper 44701 1 mgag200
drm 250914 3 mgag200,ttm,drm_kms_helper
k10temp 13126 0
hwmon 12853 1 k10temp
i2c_algo_bit 13257 1 mgag200
sysimgblt 12588 1 mgag200
sysfillrect 12654 1 mgag200
syscopyarea 12445 1 mgag200
microcode 18669 0
hid_generic 12493 0
atiixp 12917 0
i2c_piix4 13266 0
dca 14601 1 igb
ptp 18413 1 igb
pps_core 13770 1 ptp
edac_mce_amd 22771 1 amd64_edac_mod
ide_core 108021 3 ide_cd_mod,ide_pci_generic,atiixp
i2c_core 28918 5 mgag200,drm_kms_helper,drm,i2c_algo_bit,i2c_piix4
processor 31231 1 powernow_k8
button 13692 0
ext3 220064 1
jbd 77423 1 ext3
mbcache 14316 2 ext4,ext3
sd_mod 44963 16
crc_t10dif 12483 1 sd_mod
raid1 35216 1
md_mod 112433 5 raid0,raid1
ahci 25731 12
libahci 26007 1 ahci
libata 195604 5 ata_generic,pata_acpi,pata_atiixp,ahci,libahci
scsi_mod 161576 2 sd_mod,libata
usbhid 46734 0
hid 94508 2 hid_generic,usbhid
ohci_hcd 31595 0
ehci_hcd 50048 0
usbcore 173967 4 usbhid,ohci_hcd,ehci_hcd
usb_common 12489 1 usbcore

BR,
Paweł.