#19234: kernel oops: __rcu_process_callbacks+0xac/0xd8
-------------------------+------------------------
Reporter: christian@… | Owner: developers
Type: defect | Status: new
Priority: normal | Milestone:
Component: kernel | Version: Trunk
Keywords: |
-------------------------+------------------------
{{{
$ cat /tmp/sysinfo/model
TP-Link Archer C5 v1
$ uname -a
Linux foobar 3.18.9 #3 Fri Mar 20 17:03:33 CET 2015 mips GNU/Linux
}}}
{{{
CHAOS CALMER (Bleeding Edge, r44902)
}}}
{{{
[ 54.470000] Got mcheck at 80000044
[ 54.470000] CPU: 0 PID: 2536 Comm: hostapd Not tainted 3.18.9 #2
[ 54.470000] task: 85f5b548 ti: 8687e000 task.ti: 8687e000
[ 54.470000] $ 0 : 00000000 00000000 80000000 00000000
[ 54.470000] $ 4 : 86b1527f 00000100 86f19380 00019838
[ 54.470000] $ 8 : 00000001 00019837 86f19700 0014002a
[ 54.470000] $12 : 00000000 85f9c61a 00000000 00000000
[ 54.470000] $16 : 0086f198 800a9c38 0000000a 0000000a
[ 54.470000] $20 : 00000101 803e0000 803ec774 00000009
[ 54.470000] $24 : 00000000 8011b640
[ 54.470000] $28 : 8687e000 8687f9a8 00000024 800a9c38
[ 54.470000] Hi : 00000001
[ 54.470000] Lo : 00000001
[ 54.470000] epc : 80000044 0x80000044
[ 54.470000] Not tainted
[ 54.470000] ra : 800a9c38 __rcu_process_callbacks+0xac/0xd8
[ 54.470000] Status: 1120fc03 KERNEL EXL IE
[ 54.470000] Cause : 00800060
[ 54.470000] PrId : 00019750 (MIPS 74Kc)
[ 54.470000] Index : 80000000
[ 54.470000] Pagemask: 0
[ 54.470000] EntryHi : 0000000d
[ 54.470000] EntryLo0: 0287f9a8
[ 54.470000] EntryLo1: 00010d0f
[ 54.470000]
[ 54.470000] Index: 0 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 1 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 2 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 3 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 4 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 5 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 6 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 7 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 8 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 9 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 10 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 11 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 12 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 13 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 14 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=a1fe6000 c=5 d=0 v=0 g=0] [pa=0d0ff000 c=1 d=1 v=0
g=0]
[ 54.470000] Index: 15 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 16 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 17 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 18 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=a1fe6000 c=5 d=0 v=0 g=0] [pa=08687000 c=7 d=1 v=1
g=0]
[ 54.470000] Index: 19 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 20 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 21 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 22 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=a1fe6000 c=5 d=0 v=0 g=0] [pa=00434000 c=1 d=1 v=1
g=0]
[ 54.470000] Index: 23 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 24 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 25 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 26 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 27 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 28 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 29 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 30 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000] Index: 31 pgmask=4kb va=00000000 asid=0d
[ 54.470000] [pa=00000000 c=0 d=0 v=0 g=0] [pa=00000000 c=0 d=0 v=0
g=0]
[ 54.470000]
[ 54.470000]
Code: 409a1000 001bd942 409b1800 <42000006> 42000018 00000000 00000000
00000000 00000000
[ 54.470000] Kernel panic - not syncing: Caught Machine Check exception
- caused by multiple matching entries in the TLB.
[ 54.470000] Rebooting in 3 seconds..
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/19234>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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