#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):
root@Ruijie:/# wifi reload >/dev/null 2>/dev/null &
root@Ruijie:/# [ 258.420000] br-lan: port 2(ra0) entered disabled state
[ 258.450000] br-guest: port 1(ra1) entered disabled state
[ 259.170000] CPU 0 Unable to handle kernel paging request at virtual
address 00000004, epc == 80035944, ra == 8003593c
[ 259.170000] Oops[#1]:
[ 259.170000] CPU: 0 PID: 242 Comm: kworker/0:2 Tainted: P
3.18.14 #18
[ 259.170000] task: 838ca1e8 ti: 83ae4000 task.ti: 83ae4000
[ 259.170000] $ 0 : 00000000 00000000 00000000 ffffff00
[ 259.170000] $ 4 : 832a1080 832a1080 8108b700 00000001
[ 259.170000] $ 8 : 00000001 0000e400 00000000 00200020
[ 259.170000] $12 : 0000003c 773f03a0 00000001 77460000
[ 259.170000] $16 : 83ae2280 832a1080 80325410 00000000
[ 259.170000] $20 : 00000001 80320000 80325420 80325410
[ 259.170000] $24 : 000003e8 80040a78
[ 259.170000] $28 : 83ae4000 83ae5e60 00000008 8003593c
[ 259.170000] Hi : 00000009
[ 259.170000] Lo : 00000001
[ 259.170000] epc : 80035944 process_one_work+0x40/0x338
[ 259.170000] Tainted: P
[ 259.170000] ra : 8003593c process_one_work+0x38/0x338
[ 259.170000] Status: 1100e402 KERNEL EXL
[ 259.170000] Cause : 40800008
[ 259.170000] BadVA : 00000004
[ 259.170000] PrId : 00019650 (MIPS 24KEc)
[ 259.170000] Modules linked in: pppoe ppp_async l2tp_ppp iptable_nat
pptp pppox ppp_mppe ppp_generic nf_nat_pptp nf_nat_ipv4 nf_nat_amanda
nf_conntrack_pptp nf_conntrack_ipv6 nf_conntrack_ipv4 nf_conntrack_amanda
ipt_REJECT ipt_MASQUERADE xt_time xt_tcpudp xt_tcpmss xt_string
xt_statistic xt_state xt_recent xt_quota xt_policy xt_pkttype xt_owner
xt_nat xt_multiport xt_mark xt_mac xt_limit xt_length xt_id xt_hl
xt_helper xt_hashlimit xt_esp xt_ecn xt_dscp xt_conntrack xt_connmark
xt_connlimit xt_connbytes xt_comment xt_addrtype xt_TCPMSS xt_REDIRECT
xt_NFLOG xt_NETMAP xt_LOG xt_HL xt_DSCP xt_CT xt_CLASSIFY ts_kmp ts_fsm
ts_bm slhc nfnetlink_log nf_reject_ipv4 nf_nat_tftp nf_nat_snmp_basic
nf_nat_sip nf_nat_proto_gre nf_nat_masquerade_ipv4 nf_nat_irc nf_nat_h323
nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4
nf_conntrack_tftp nf_conntrack_snmp nf_conntrack_sip nf_conntrack_rtcache
nf_conntrack_proto_gre nf_conntrack_irc nf_conntrack_h323 nf_conntrack_ftp
nf_conntrack_broadcast nf_conntrack iptable_raw iptable_mangle
iptable_filter ipt_ah ipt_ECN ip_tables crc_itu_t crc_ccitt compat_xtables
mt7620(P) act_skbedit act_mirred em_u32 cls_u32 cls_tcindex cls_flow
cls_route cls_fw sch_ingress i2c_dev ledtrig_usbdev xt_set ip_set_list_set
ip_set_hash_netport ip_set_hash_netiface ip_set_hash_net
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 ip6t_REJECT nf_reject_ipv6 nf_log_ipv6
nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables
x_tables ip_gre gre l2tp_netlink l2tp_core udp_tunnel ip6_udp_tunnel
ipcomp6 xfrm6_tunnel xfrm6_mode_tunnel xfrm6_mode_transport
xfrm6_mode_beet esp6 ah6 ipcomp xfrm4_tunnel xfrm4_mode_tunnel
xfrm4_mode_transport xfrm4_mode_beet esp4 ah4 tunnel6 tunnel4 ip_tunnel
af_key xfrm_user xfrm_ipcomp xfrm_algo vfat fat autofs4 nls_iso8859_1
nls_cp437 regmap_spi regmap_i2c i2c_core regmap_core lzo_decompress
lzo_compress ipv6 eeprom_93cx6 chainiv eseqiv crypto_wq sha1_generic krng
rng md5 hmac ecb des_generic deflate zlib_inflate zlib_deflate cbc authenc
aead arc4 crypto_blkcipher mmc_block usb_storage sdhci_pltfm sdhci mtk_sd
mmc_core leds_gpio ohci_platform ohci_hcd ehci_platform ehci_hcd sd_mod
scsi_mod gpio_button_hotplug ext4 crc16 jbd2 mbcache usbcore nls_base
usb_common crypto_hash
[ 259.170000] Process kworker/0:2 (pid: 242, threadinfo=83ae4000,
task=838ca1e8, tls=00000000)
[ 259.170000] Stack : 80322c60 8000a6a4 00000000 80040a78 1100e403
00000039 83ae2280 83ae2280
80325410 83ae2298 802cf928 00000001 80320000 80325420 80325410
80036654
00000000 00000000 00000000 83ae5eac 83ae2300 83ae2280 80370000
802d0000
800363a4 80320000 80325810 80333818 00000000 80039d54 00000001
00000000
00000000 802de260 00000000 83ae5e38 83ae2280 00000000 83ae5ef8
83ae5ef8
...
[ 259.170000] Call Trace:
[ 259.170000] [<80035944>] process_one_work+0x40/0x338
[ 259.170000] [<80036654>] worker_thread+0x2b0/0x40c
[ 259.170000] [<80039d54>] kthread+0xd8/0xe4
[ 259.170000] [<80004878>] ret_from_kernel_thread+0x14/0x1c
[ 259.170000]
[ 259.170000]
Code: 00a08821 00409821 8e120024 <8c420004> 8c550080 8e42000c 30420004
1440000d 7eb50140
[ 259.980000] ---[ end trace ebea93826e069365 ]---
me too
--
Ticket URL: <https://dev.openwrt.org/ticket/20727#comment:3>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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