#20141: WDR4300 kernel crash(reboot) with kernel-4.1.2
---------------------+----------------------------------
Reporter: ivanich | Owner: developers
Type: defect | Status: new
Priority: normal | Milestone: Chaos Calmer (trunk)
Component: kernel | Version: Trunk
Keywords: |
---------------------+----------------------------------
Random reboots after trunk has been switched to the latest 4.1.2 kernel.
{{{
<6>[65379.304855] Atheros AR8216/AR8236/AR8316 ag71xx-mdio.0:00: Port 4 is
down
<6>[65381.304553] Atheros AR8216/AR8236/AR8316 ag71xx-mdio.0:00: Port 4 is
up
<1>[65700.900031] CPU 0 Unable to handle kernel paging request at virtual
address 00007580, epc == 866c7800, ra == 800ac580
<4>[65700.910853] Oops[#1]:
<4>[65700.913164] CPU: 0 PID: 3 Comm: ksoftirqd/0 Not tainted 4.1.2 #1
<4>[65700.919259] task: 80428a10 ti: 80440000 task.ti: 80440000
<4>[65700.924735] $ 0 : 00000000 00000000 866c7800 00000000
<4>[65700.930077] $ 4 : 866c7800 00000001 80382aa8 ffff00fe
<4>[65700.935410] $ 8 : 80441fe0 0000dc00 000042f0 00000000
<4>[65700.940751] $12 : 00003bc1 00000000 00000010 00000000
<4>[65700.946084] $16 : 866c7480 800ac580 0000000a 00000100
<4>[65700.951417] $20 : 803d0000 803d3958 0000000a 00000009
<4>[65700.956749] $24 : 80372030 c987e2fd
<4>[65700.962082] $28 : 80440000 80441e18 00000024 800ac580
<4>[65700.967416] Hi : 00000001
<4>[65700.970337] Lo : 00000001
<4>[65700.973294] epc : 866c7800 0x866c7800
<4>[65700.977212] ra : 800ac580 __rcu_process_callbacks+0xac/0xd0
<4>[65700.983124] Status: 1100dc03 KERNEL EXL IE
<4>[65700.987401] Cause : 00800008
<4>[65700.990322] BadVA : 00007580
<4>[65700.993245] PrId : 0001974c (MIPS 74Kc)
<4>[65700.997219] Modules linked in: ath9k ath9k_common pppoe ppp_async
iptable_nat ath9k_hw ath pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6
nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 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_redirect nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4
nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp
iptable_raw iptable_mangle iptable_filter ipt_ECN ip_tables crc_ccitt
compat fuse act_connmark nf_conntrack act_skbedit act_mirred em_u32
cls_u32 cls_tcindex cls_flow cls_route cls_fw sch_hfsc sch_ingress
ledtrig_usbdev ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common
ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables nfsv3 nfs
ifb vfat fat ntfs lockd sunrpc grace cifs ipv6 sha256_generic md5 md4 hmac
ecb des_generic arc4 crypto_blkcipher usb_storage ohci_platform ohci_hcd
ehci_platform ehci_hcd sd_mod scsi_mod gpio_button_hotplug ext4 jbd2
mbcache usbcore nls_base usb_common crc16 crypto_hash
<4>[65701.108750] Process ksoftirqd/0 (pid: 3, threadinfo=80440000,
task=80428a10, tls=00000000)
<4>[65701.117129] Stack : 80428a10 803749e0 80428a40 803749e0 80370000
00000200 803d397c 800ac5b8
<4>[65701.117129] 80428a10 803749e0 803749e0 8009e25c 80428a10
80083e10 803749e0 80375ff8
<4>[65701.117129] 00000000 800666e0 00000001 00000002 04208040
0063cb82 8042f100 8037e780
<4>[65701.117129] 00000001 00000002 8009a0d4 8042872c 803834d8
00000000 00000000 80083f6c
<4>[65701.117129] 1100dc03 00000000 00000001 80320000 00801000
8009a21c 803834d8 00000000
<4>[65701.117129] ...
<4>[65701.153480] Call Trace:
<4>[65701.155980] [<800ac5b8>] rcu_process_callbacks+0x14/0x28
<4>[65701.161386] [<8009e25c>] pick_next_task_idle+0x1c/0x30
<4>[65701.166608] [<80083e10>] __do_softirq+0x150/0x284
<4>[65701.171381] [<800666e0>] __schedule+0x4b4/0x59c
<4>[65701.175984] [<8009a0d4>] smpboot_thread_fn+0x0/0x178
<4>[65701.181025] [<80083f6c>] run_ksoftirqd+0x28/0x48
<4>[65701.185716] [<8009a21c>] smpboot_thread_fn+0x148/0x178
<4>[65701.190933] [<8006684c>] schedule+0x84/0x9c
<4>[65701.195188] [<80097c88>] kthread+0xd8/0xe4
<4>[65701.199348] [<80097bb0>] kthread+0x0/0xe4
<4>[65701.203422] [<80060878>] ret_from_kernel_thread+0x14/0x1c
<4>[65701.208904]
<4>[65701.210418]
<4>[65701.210418] Code: 00000000 00000000 00000000 <866c7480> 866c7800
00000000 86427780 0000000c 866c7f90
<4>[65701.220611] ---[ end trace cafd58bcc7b3fe78 ]---
===================================
Time: 1437503104.553810
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/20141>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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