#20727: CPU 0 Unable to handle kernel paging request at virtual address
----------------------+---------------------------------------
Reporter: webtron | Owner: developers
Type: defect | Status: new
Priority: high | Milestone: Designated Driver (Trunk)
Component: kernel | Version: Trunk
Resolution: | Keywords:
----------------------+---------------------------------------
Comment (by anonymous):
[ 1197.210000] CPU 0 Unable to handle kernel paging request at virtual
address 00000004, epc == 800915dc, ra == 800915d4
[ 1197.210000] Oops[#1]:
[ 1197.210000] CPU: 0 PID: 65 Comm: kworker/0:1 Not tainted 3.18.23 #1
[ 1197.210000] task: 838d0000 ti: 838d4000 task.ti: 838d4000
[ 1197.210000] $ 0 : 00000000 00000000 00000000 ffffff00
[ 1197.210000] $ 4 : 833f07e0 833f07e0 81082300 00000001
[ 1197.210000] $ 8 : 00000001 0000f400 00000000 83816840
[ 1197.210000] $12 : 00000117 773aa3a0 00419daf 7743b3d0
[ 1197.210000] $16 : 838b9900 833f07e0 80358df0 00000000
[ 1197.210000] $20 : 00000001 80360000 80358e00 80358df0
[ 1197.210000] $24 : 7742c000 8009c74c
[ 1197.210000] $28 : 838d4000 838d5e60 00000008 800915d4
[ 1197.210000] Hi : 00000009
[ 1197.210000] Lo : 00000002
[ 1197.210000] epc : 800915dc process_one_work+0x40/0x338
[ 1197.210000] Not tainted
[ 1197.210000] ra : 800915d4 process_one_work+0x38/0x338
[ 1197.210000] Status: 1100f402 KERNEL EXL
[ 1197.210000] Cause : 00800008
[ 1197.210000] BadVA : 00000004
[ 1197.210000] PrId : 0001974c (MIPS 74Kc)
[ 1197.210000] Modules linked in: ipt_WEBSEC netlink airqos pppoe
ppp_async iptable_nat pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv4
ipt_REJECT ipt_MASQUERADE xt_time xt_tcpudp xt_tcpmss xt_statistic
xt_state xt_recent xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length
xt_id xt_hl xt_helper xt_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit
xt_connbytes xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_HL xt_DSCP xt_CT
xt_CLASSIFY slhc nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat
nf_log_ipv4 nf_log_common nf_defrag_ipv4 nf_conntrack_netlink
nf_conntrack_ftp nf_conntrack iptable_raw iptable_mangle iptable_filter
ipt_ECN ip_tables crc_ccitt compat_xtables arptable_filter arpt_mangle
arp_tables act_skbedit em_u32 cls_u32 cls_tcindex cls_flow cls_route
cls_fw sch_hfsc sch_ingress xt_set x_tables ip_set_list_set
ip_set_hash_netiface ip_set_hash_netport ip_set_hash_netnet
ip_set_hash_net ip_set_hash_netportnet ip_set_hash_mac
ip_set_hash_ipportnet ip_set_hash_ipportip ip_set_hash_ipport
ip_set_hash_ipmark ip_set_hash_ip ip_set_bitmap_port ip_set_bitmap_ipmac
ip_set_bitmap_ip ip_set nfnetlink ath9k mac80211 ath9k_common ath9k_hw ath
cfg80211 compat arc4 crypto_blkcipher usb_storage ehci_platform ehci_hcd
sd_mod scsi_mod gpio_button_hotplug usbcore nls_base usb_common [last
unloaded: netlink]
[ 1197.210000] Process kworker/0:1 (pid: 65, threadinfo=838d4000,
task=838d0000, tls=00000000)
[ 1197.210000] Stack : 803591f0 80066630 00000000 8006d7c8 1100f403
00000009 838b9900 838b9900
80358df0 838b9918 80304fec 00000001 80360000 80358e00 80358df0
800922ec
5ec7f8cd d86cdc4e 3e0b3e13 0e0b3f1b 838b9980 838b9900 803a0000
80300000
8009203c 80360000 803591f0 80363a78 00000000 800959e8 0a177e65
2f4b0f96
da871c8e 9a8e5d48 00000000 4f274f07 838b9900 00000000 838d5ef8
838d5ef8
...
[ 1197.210000] Call Trace:
[ 1197.210000] [<800915dc>] process_one_work+0x40/0x338
[ 1197.210000] [<800922ec>] worker_thread+0x2b0/0x40c
[ 1197.210000] [<800959e8>] kthread+0xd8/0xe4
[ 1197.210000] [<80060878>] ret_from_kernel_thread+0x14/0x1c
[ 1197.210000]
[ 1197.210000]
Code: 00a08821 00409821 8e120024 <8c420004> 8c550080 8e42000c 30420004
1440000d 7eb50140
[ 1197.510000] ---[ end trace 801b443fa82eb0e1 ]---
[ 1197.530000] eth0: link down
[ 1197.890000] CPU 0 Unable to handle kernel paging request at virtual
address fffffff0, epc == 80095d14, ra == 800924e4
[ 1197.890000] Oops[#2]:
[ 1197.890000] CPU: 0 PID: 65 Comm: kworker/0:1 Tainted: G D
3.18.23 #1
[ 1197.890000] task: 838d0000 ti: 838d4000 task.ti: 838d4000
[ 1197.890000] $ 0 : 00000000 00000000 00000000 ed7464bf
[ 1197.890000] $ 4 : 838d0000 00000000 803591f0 ed7464bf
[ 1197.890000] $ 8 : 0000001e 00000000 00000000 00000013
[ 1197.890000] $12 : 0000000e 00000007 00000001 80329d68
[ 1197.890000] $16 : 00000000 00000001 803591f0 83828000
[ 1197.890000] $20 : 838d01fc 80360000 803591f0 00000000
[ 1197.890000] $24 : 0000000e 8009c74c
[ 1197.890000] $28 : 838d4000 838d5c18 00000010 800924e4
[ 1197.890000] Hi : 00000116
[ 1197.890000] Lo : e7ced480
[ 1197.890000] epc : 80095d14 kthread_data+0x4/0xc
[ 1197.890000] Tainted: G D
[ 1197.890000] ra : 800924e4 wq_worker_sleeping+0x14/0xc0
[ 1197.890000] Status: 1100f402 KERNEL EXL
[ 1197.890000] Cause : 80800008
[ 1197.890000] BadVA : fffffff0
[ 1197.890000] PrId : 0001974c (MIPS 74Kc)
[ 1197.890000] Modules linked in: ipt_WEBSEC netlink airqos pppoe
ppp_async iptable_nat pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv4
ipt_REJECT ipt_MASQUERADE xt_time xt_tcpudp xt_tcpmss xt_statistic
xt_state xt_recent xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length
xt_id xt_hl xt_helper xt_ecn xt_dscp xt_conntrack xt_connmark xt_connlimit
xt_connbytes xt_comment xt_TCPMSS xt_REDIRECT xt_LOG xt_HL xt_DSCP xt_CT
xt_CLASSIFY slhc nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat
nf_log_ipv4 nf_log_common nf_defrag_ipv4 nf_conntrack_netlink
nf_conntrack_ftp nf_conntrack iptable_raw iptable_mangle iptable_filter
ipt_ECN ip_tables crc_ccitt compat_xtables arptable_filter arpt_mangle
arp_tables act_skbedit em_u32 cls_u32 cls_tcindex cls_flow cls_route
cls_fw sch_hfsc sch_ingress xt_set x_tables ip_set_list_set
ip_set_hash_netiface ip_set_hash_netport ip_set_hash_netnet
ip_set_hash_net ip_set_hash_netportnet ip_set_hash_mac
ip_set_hash_ipportnet ip_set_hash_ipportip ip_set_hash_ipport
ip_set_hash_ipmark ip_set_hash_ip ip_set_bitmap_port ip_set_bitmap_ipmac
ip_set_bitmap_ip ip_set nfnetlink ath9k mac80211 ath9k_common ath9k_hw ath
cfg80211 compat arc4 crypto_blkcipher usb_storage ehci_platform ehci_hcd
sd_mod scsi_mod gpio_button_hotplug usbcore nls_base usb_common [last
unloaded: netlink]
[ 1197.890000] Process kworker/0:1 (pid: 65, threadinfo=838d4000,
task=838d0000, tls=00000000)
[ 1197.890000] Stack : 00000001 803591f0 83828000 838d01fc 838d0000
80066278 803c0000 00000000
838d5c38 838d5c38 838d0000 00000001 838cfff8 83828000 838d0178
00000001
838cfff8 00000000 00000010 8008117c 803c6978 00000002 803614f0
803c0000
838d5c78 838d5c78 838d01c0 801d6d0c 838d5c78 838d5ca4 838d5da8
803029c8
0000000b 00000028 00000001 80360000 00000000 00000000 00030000
80070b40
...
[ 1197.890000] Call Trace:
[ 1197.890000] [<80095d14>] kthread_data+0x4/0xc
[ 1197.890000] [<800924e4>] wq_worker_sleeping+0x14/0xc0
[ 1197.890000] [<80066278>] __schedule+0x108/0x5b4
[ 1197.890000] [<8008117c>] do_exit+0x74c/0x764
[ 1197.890000] [<80070b40>] default_cu2_call+0x0/0x44
[ 1197.890000]
[ 1197.890000]
Code: 03e00008 7c420080 8c8201d0 <03e00008> 8c42fff0 27bdffe0 afbf001c
8c8501d0 24060004
[ 1198.190000] ---[ end trace 801b443fa82eb0e2 ]---
[ 1198.200000] Fixing recursive fault but reboot is needed!
--
Ticket URL: <https://dev.openwrt.org/ticket/20727#comment:6>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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