#15675: procd crash on usb remove
--------------------------+----------------------------------
Reporter: nunojpg | Owner: developers
Type: defect | Status: new
Priority: normal | Milestone: Chaos Calmer (trunk)
Component: base system | Version: Trunk
Resolution: | Keywords:
--------------------------+----------------------------------
Comment (by nunojpg):
With procd set to debug mode:
{{{
[ 21.670000] eth0: link up (100Mbps/Full duplex)
[ 21.670000] br-lan: port 1(eth0) entered forwarding state
[ 21.680000] br-lan: port 1(eth0) entered forwarding state
[ 21.680000] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 21.690000] IPv6: ADDRCONF(NETDEV_CHANGE): br-lan: link becomes ready
[ 23.680000] br-lan: port 1(eth0) entered forwarding state
procd: service_handle_set(242): Create service dnsmasq
procd: service_instance_update(66): Create instance dnsmasq::instance1
procd: instance_start(201): Started instance dnsmasq::instance1
procd: _rc(132): running /etc/init.d/dnsmasq running
procd: q_initd_run(68): start /etc/init.d/dnsmasq running
procd: q_initd_complete(98): stop /etc/init.d/dnsmasq running
procd: service_handle_set(238): Update service dnsmasq
procd: service_instance_update(58): Update instance dnsmasq::instance1
procd: _rc(132): running /etc/init.d/dnsmasq running
procd: q_initd_run(68): start /etc/init.d/dnsmasq running
procd: q_initd_complete(98): stop /etc/init.d/dnsmasq running
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
}}}
/*
USB DEVICE INSERTION
*/
{{{
[ 106.730000] usb 1-1: new high-speed USB device number 2 using ehci-
platform
procd: hotplug_handler_debug(404):
{{"ACTION":"add","DEVPATH":"\/devices\/platform\/ehci-
platform\/usb1\/1-1","SUBSYSTEM":"usb","MAJOR":"189","MINOR":"1","DEVNAME":"bu[
106.900000] usb 1-1: dvb_usb_v2: found a 'TerraTec NOXON DAB Stick' in
warm state
s\/usb\/001\/002","DEVTYPE":"usb_device","PRODUCT":"ccd\/b3\/100","TYPE":"0\/0\/0","BUSNUM":"001","DEVNUM":"002","SEQNUM":"364"}}
procd: rule_handle_command(355): Command: makedevprocd:
rule_handle_command(357): /dev/bus/usb/001/002procd:
rule_handle_command(357): 0644procd: rule_handle_command(358):
procd: rule_handle_command(360): Message:procd: rule_handle_command(362):
ACTION=addprocd: rule_handle_command(362): DEVPATH=/devices/platform
/ehci-platform/usb1/1-1procd: rule_handle_command(362):
SUBSYSTEM=usbprocd: rule_handle_command(362): MAJOR=189procd:
rule_handle_command(362): MINOR=1procd: rule_handle_command(362): DEVN}}
procd: rule_handle_command(355): Command: execprocd:
rule_handle_command(357): /sbin/hotplug-callprocd:
rule_handle_command(357): usbprocd: rule_handle_command(358):
procd: rule_handle_command(360): Message:procd: rule_handle_command(362):
ACTION=addprocd: rule_handle_command(362): DEVPATH=/devices/platform
/ehci-platform/usb1/1-1/1-1:1.0procd: rule_handle_command(362):
SUBSYSTEM=usbprocd: rule_handle_command(362): DEVTYPE=usb_interfaceprocd:
rule_handle_command(362): PRODUCT=ccd/b3/100procd:
rule_handle_command(362): TYPE=0/0/0procd: rule_handle_command(362):
INTERFACE=255/255/255procd: rule_handle_command(362):
MODALIAS=usb:v0CCDp00B3d0100dc00dsc00dp00icFFiscFFipFFin00procd:
rule_handle_command(362): SEQNUM=365procd: rule_handle_command(363):
procd: queue_proc_cb(286): Finished hotplug exec instance, pid=908
procd: queue_next(281): Launched hotplug exec instance, pid=910
procd: queue_proc_cb(286): Finished hotplug exec instance, pid=910
procd: hotplug_handler_debug(404):
{{"ACTION":"add","DEVPATH":"\/devices\/platform\/ehci-
platform\/usb1\/1-1\/i2c-0","SUBSYSTEM":"i2c","SEQNUM":"366"}}
procd: hotplug_handler_debug(404):
{{"ACTION":"add","DEVPATH":"\/devices\/platform\/ehci-
platform\/usb1\/1-1\/dvb\/dvb0.demux0","SUBSYSTEM":"dvb","MAJOR":"212","MINOR":"4","DEVNAME":"dvb\/adapter0\/demux0","DVB_ADAPTER_NUM":"0","DVB_DEVICE_TYPE":"demux","DVB_DEVICE_NUM":"0","SEQNUM":"367"}}
procd: rule_handle_command(355): Command: makedevprocd:
rule_handle_command(357): /dev/dvb/adapter0/demux0procd:
rule_handle_command(357): 0644procd: rule_handle_command(358):
procd: rule_handle_command(360): Message:procd: rule_handle_command(362):
ACTION=addprocd: rule_handle_command(362): DEVPATH=/devices/platform
/ehci-platform/usb1/1-1/dvb/dvb0.demux0procd: rule_handle_command(362):
SUBSYSTEM=dvbprocd: rule_handle_command(362): MAJOR=212procd:
rule_handle_command(362): MINOR=4procd: rule_handle_command(362):
DEVNAME=dvb/adapter0/demux0procd: rule_handle_command(362):
DVB_ADAPTER_NUM=0procd: rule_handle_command(362):
DVB_DEVICE_TYPE=demuxprocd: rule_handle_command(362):
DVB_DEVICE_NUM=0procd: rule_handle_command(362): SEQNUM=367procd:
rule_handle_command(363):
procd: hotplug_handler_debug(404):
{{"ACTION":"add","DEVPATH":"\/devices\/platform\/ehci-
platform\/usb1\/1-1\/dvb\/dvb0.dvr0","SUBSYSTEM":"dvb","MAJOR":"212","MINOR":"5","DEVNAME":"dvb\/adapter0\/dvr0","DVB_ADAPTER_NUM":"0","DVB_DEVICE_TYPE":"dvr","DVB_DEVICE_NUM":"0","SEQNUM":"368"}}
procd: rule_handle_command(355): Command: makedevprocd:
rule_handle_command(357): /dev/dvb/adapter0/dvr0procd:
rule_handle_command(357): 0644procd: rule_handle_command(358):
procd: rule_handle_command(360): Message:procd: rule_handle_command(362):
ACTION=addprocd: rule_handle_command(362): DEVPATH=/devices/platform
/ehci-platform/usb1/1-1/dvb/dvb0.dvr0procd: rule_handle_command(362):
SUBSYSTEM=dvbprocd: rule_handle_command(362): MAJOR=212procd:
rule_handle_command(362): MINOR=5procd: rule_handle_command(362):
DEVNAME=dvb/adapter0/dvr0procd: rule_handle_command(362):
DVB_ADAPTER_NUM=0procd: rule_handle_command(362):
DVB_DEVICE_TYPE=dvrprocd: rule_handle_command(362):
DVB_DEVICE_NUM=0procd: rule_handle_command(362): SEQNUM=368procd:
rule_handle_command(363):
procd: hotplug_handler_debug(404):
{{"ACTION":"add","DEVPATH":"\/devices\/platform\/ehci-
platform\/usb1\/1-1\/dvb\/dvb0.frontend0","SUBSYSTEM":"dvb","MAJOR":"212","MINOR":"3","DEVNAME":"dvb\/adapter0\/frontend0","DVB_ADAPTER_NUM":"0","DVB_DEVICE_TYPE":"frontend","DVB_DEVICE_NUM":"0","SEQNUM":"369"}}
procd: rule_handle_command(355): Command: makedevprocd:
rule_handle_command(357): /dev/dvb/adapter0/frontend0procd:
rule_handle_command(357): 0644procd: rule_handle_command(358):
procd: rule_handle_command(360): Message:procd: rule_handle_command(362):
ACTION=addprocd: rule_handle_command(362): DEVPATH=/devices/platform
/ehci-platform/usb1/1-1/dvb/dvb0.frontend0procd: rule_handle_command(362):
SUBSYSTEM=dvbprocd: rule_handle_command(362): MAJOR=212procd:
rule_handle_command(362): MINOR=3procd: rule_handle_command(362):
DEVNAME=dvb/adapter0/frontend0procd: rule_handle_command(362):
DVB_ADAPTER_NUM=0procd: rule_handle_command(362):
DVB_DEVICE_TYPE=frontendprocd: rule_handle_command(362):
DVB_DEVICE_NUM=0procd: rule_handle_command(362): SEQNUM=369procd:
rule_handle_command(363):
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
procd: watchdog_timeout_cb(37): Ping
}}}
/*
USB DEVICE REMOVAL
*/
{{{
[ 128.770000] usb 1-1: USB disconnect, device number 2
procd: hotplug_handler_debug(404): {{"ACTION":"remove",[ 128.780000]
r820t 0-001a: destroying instance
"DEVPATH":"\/devices\/platform\/[ 128.790000] Unhandled kernel unaligned
access[#1]:
[ 128.790000] CPU: 0 PID: 1 Comm: procd Not tainted 3.10.49 #13
[ 128.790000] task: 81828000 ti: 81826000 task.ti: 81826000
[ 128.790000] $ 0 : 00000000 0040953c 3c383e53 3c383e53
[ 128.790000] $ 4 : 81802e80 000106d0 81042030 00001e17
[ 128.790000] $ 8 : 00001a7b 800648fc 8007a218 fffffffc
[ 128.790000] $12 : 00000025 00000002 00000007 00000002
[ 128.790000] $16 : 81802e80 000106d0 81827c80 80081c88
[ 128.790000] $20 : 000000e0 000004d0 0000001d 800c525c
[ 128.790000] $24 : 00000000 77407690
[ 128.790000] $28 : 81826000 81827c28 00000000 80098340
[ 128.790000] Hi : 00000008
[ 128.790000] Lo : 00000000
[ 128.790000] epc : 8009837c __kmalloc_track_caller+0x94/0x13c
[ 128.790000] Not tainted
[ 128.790000] ra : 80098340 __kmalloc_track_caller+0x58/0x13c
[ 128.790000] Status: 1000fc03 KERNEL EXL IE
[ 128.790000] Cause : 00800010
[ 128.790000] BadVA : 3c383e53
[ 128.790000] PrId : 00019374 (MIPS 24Kc)
[ 128.790000] Modules linked in: ath970000] usb 1-1: dvb_usb_v2:
'TerraTec NOXON DAB Stick' successfully deinitialized and disconnected
er0\/frontend0","DVB_ADAPTER_NUM[ 129.080000] ath79_wdt: device closed
unexpectedly, watchdog timer will not stop!
":"0","DVB_DEVIC[ 129.090000] Kernel panic - not syncing: Attempted to
kill init! exitcode=0x0000000b
[ 129.090000]
[ 129.090000] Rebooting in 3 seconds..ΓΏ
U-Boot 1.1.5 (Apr 6 2009 - 13:54:11)
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/15675#comment:2>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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