#22188: ea4500 / e4200 net/sched/sch_hfsc.c CRASH
----------------------+---------------------------------------
Reporter: nick77 | Owner: developers
Type: defect | Status: new
Priority: high | Milestone: Designated Driver (Trunk)
Component: packages | Version: Trunk
Keywords: sch_hfsc |
----------------------+---------------------------------------
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.4.6 (nick@ubuntu) (gcc version 5.3.0
(OpenWrt GCC 5.3.0 r49006) ) #2 Tue Mar 29 23:48:29 UTC 2016
[ 0.000000] CPU: Feroceon 88FR131 [56251311] revision 1 (ARMv5TE),
cr=0005397f
[ 0.000000] CPU: VIVT data cache, VIVT instruction cache
[ 0.000000] Machine model: Linksys E4200v2 / EA4500
[313352.509687] ------------[ cut here ]------------
[313352.514487] WARNING: CPU: 0 PID: 0 at net/sched/sch_hfsc.c:1429
hfsc_dequeue+0x19c/0x704 [sch_hfsc]()
[313352.523853] Modules linked in: pppoe ppp_async iptable_nat pppox
ppp_generic nf_nat_ipv4 nf_conntrack_ipv4 mwl8k 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 nf_log_ipv4 nf_log_common nf_defrag_ipv4 nf_conntrack_rtcache
nf_conntrack iptable_raw iptable_mangle iptable_filter ipt_ECN ip_tables
crc_ccitt compat em_nbyte sch_teql sch_htb sch_prio sch_tbf sch_dsmark
sch_pie sch_gred em_meta em_cmp cls_basic act_ipt x_tables em_text
sch_codel sch_red sch_fq sch_sfq act_police act_skbedit act_mirred em_u32
cls_u32 cls_tcindex cls_flow cls_route cls_fw sch_hfsc sch_ingress ifb
[313352.604941] CPU: 0 PID: 0 Comm: swapper Not tainted 4.4.6 #2
[313352.610716] Hardware name: Marvell Kirkwood (Flattened Device Tree)
[313352.617103] Backtrace:
[313352.619672] [<c0015898>] (dump_backtrace) from [<c0015aa0>]
(show_stack+0x18/0x1c)
[313352.627377] r7:bf00b210 r6:bf0094f8 r5:00000595 r4:00000000
[313352.633190] [<c0015a88>] (show_stack) from [<c01be904>]
(dump_stack+0x20/0x28)
[313352.640555] [<c01be8e4>] (dump_stack) from [<c001d940>]
(warn_slowpath_common+0x94/0xbc)
[313352.648784] [<c001d8ac>] (warn_slowpath_common) from [<c001da0c>]
(warn_slowpath_null+0x24/0x2c)
[313352.657701] r8:f19a96c6 r7:00000002 r6:c78ec380 r5:c6d8d800
r4:c6d8d8c8
[313352.664589] [<c001d9e8>] (warn_slowpath_null) from [<bf0094f8>]
(hfsc_dequeue+0x19c/0x704 [sch_hfsc])
[313352.673984] [<bf00935c>] (hfsc_dequeue [sch_hfsc]) from [<c0309ad4>]
(__qdisc_run+0xc0/0x198)
[313352.682631] r10:c050a000 r9:0000003f r8:00000000 r7:c6faa780
r6:c78ec380 r5:fffff22d
[313352.690635] r4:c6d8d800
[313352.693283] [<c0309a14>] (__qdisc_run) from [<c02e976c>]
(net_tx_action+0xf8/0x110)
[313352.701070] r10:00000000 r9:00000100 r8:c050a000 r7:40000002
r6:c0510f40 r5:c0529458
[313352.709069] r4:00000000
[313352.711713] [<c02e9674>] (net_tx_action) from [<c00201d4>]
(__do_softirq+0xac/0x23c)
[313352.719591] r7:40000002 r6:c0529450 r5:c0529458 r4:00000002
[313352.725411] [<c0020128>] (__do_softirq) from [<c00205f8>]
(irq_exit+0x90/0xcc)
[313352.732752] r10:00000000 r9:c050bf28 r8:c7802200 r7:00000001
r6:00000000 r5:c050f504
[313352.740757] r4:00000000
[313352.743403] [<c0020568>] (irq_exit) from [<c0044918>]
(__handle_domain_irq+0x8c/0xa8)
[313352.751366] r5:c050f504 r4:00000000
[313352.755076] [<c004488c>] (__handle_domain_irq) from [<c00093b8>]
(orion_handle_irq+0x74/0xa0)
[313352.763739] r9:c050bf28 r8:00000001 r7:c0551ab0 r6:c780601c
r5:00000002 r4:00000001
[313352.771651] [<c0009344>] (orion_handle_irq) from [<c0009e30>]
(__irq_svc+0x50/0x64)
[313352.779438] Exception stack(0xc050bf28 to 0xc050bf70)
[313352.784609] bf20: 00000000 00000000 00000000
60000013 c050a000 c050c0bc
[313352.792911] bf40: 00000000 00000000 c7ffc6c0 c0510570 00000001
c050bf84 c050bf78 c050bf78
[313352.801221] bf60: c0012fcc c003ed0c 60000013 ffffffff
[313352.806386] r10:00000001 r9:c0510570 r8:c7ffc6c0 r7:c050bf5c
r6:ffffffff r5:60000013
[313352.814384] r4:c003ed0c
[313352.817043] [<c003ecd4>] (default_idle_call) from [<c003edb0>]
(cpu_startup_entry+0xa0/0x16c)
[313352.825719] [<c003ed10>] (cpu_startup_entry) from [<c000df08>]
(rest_init+0x64/0x7c)
[313352.833596] r7:c0528e74 r4:c0528e90
[313352.837299] [<c000dea4>] (rest_init) from [<c04e3d38>]
(start_kernel+0x3bc/0x458)
[313352.844920] [<c04e397c>] (start_kernel) from [<00008048>] (0x8048)
[313352.851215] ---[ end trace 1d292627f54ba60c ]---
[313352.855969] ------------[ cut here ]------------
[313352.860720] WARNING: CPU: 0 PID: 0 at net/sched/sch_hfsc.c:1429
hfsc_dequeue+0x19c/0x704 [sch_hfsc]()
[313352.870080] Modules linked in: pppoe ppp_async iptable_nat pppox
ppp_generic nf_nat_ipv4 nf_conntrack_ipv4 mwl8k 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 nf_log_ipv4 nf_log_common nf_defrag_ipv4 nf_conntrack_rtcache
nf_conntrack iptable_raw iptable_mangle iptable_filter ipt_ECN ip_tables
crc_ccitt compat em_nbyte sch_teql sch_htb sch_prio sch_tbf sch_dsmark
sch_pie sch_gred em_meta em_cmp cls_basic act_ipt x_tables em_text
sch_codel sch_red sch_fq sch_sfq act_police act_skbedit act_mirred em_u32
cls_u32 cls_tcindex cls_flow cls_route cls_fw sch_hfsc sch_ingress ifb
[313352.951167] CPU: 0 PID: 0 Comm: swapper Tainted: G W
4.4.6 #2
[313352.958169] Hardware name: Marvell Kirkwood (Flattened Device Tree)
[313352.964555] Backtrace:
[313352.967115] [<c0015898>] (dump_backtrace) from [<c0015aa0>]
(show_stack+0x18/0x1c)
[313352.974816] r7:bf00b210 r6:bf0094f8 r5:00000595 r4:00000000
[313352.980627] [<c0015a88>] (show_stack) from [<c01be904>]
(dump_stack+0x20/0x28)
[313352.987983] [<c01be8e4>] (dump_stack) from [<c001d940>]
(warn_slowpath_common+0x94/0xbc)
[313352.996218] [<c001d8ac>] (warn_slowpath_common) from [<c001da0c>]
(warn_slowpath_null+0x24/0x2c)
[313353.005135] r8:f1ed25fc r7:00000002 r6:c78ec380 r5:c6d8d800
r4:c6d8d8c8
[313353.012019] [<c001d9e8>] (warn_slowpath_null) from [<bf0094f8>]
(hfsc_dequeue+0x19c/0x704 [sch_hfsc])
[313353.021402] [<bf00935c>] (hfsc_dequeue [sch_hfsc]) from [<c0309ad4>]
(__qdisc_run+0xc0/0x198)
[313353.030067] r10:c050a000 r9:00000040 r8:00000000 r7:40000000
r6:c78ec380 r5:c0529458
[313353.038066] r4:c6d8d800
[313353.040711] [<c0309a14>] (__qdisc_run) from [<c02e976c>]
(net_tx_action+0xf8/0x110)
[313353.048500] r10:00000009 r9:00000100 r8:c050a000 r7:40000000
r6:c0510f40 r5:c0529458
[313353.056501] r4:00000000
[313353.059143] [<c02e9674>] (net_tx_action) from [<c00201d4>]
(__do_softirq+0xac/0x23c)
[313353.067022] r7:40000000 r6:c0529458 r5:c0529458 r4:00000002
[313353.072832] [<c0020128>] (__do_softirq) from [<c00205f8>]
(irq_exit+0x90/0xcc)
[313353.080179] r10:00000000 r9:c050bf38 r8:c7802200 r7:00000001
r6:00000000 r5:c050f504
[313353.088180] r4:00000000
[313353.090823] [<c0020568>] (irq_exit) from [<c0044918>]
(__handle_domain_irq+0x8c/0xa8)
[313353.098788] r5:c050f504 r4:00000000
[313353.102489] [<c004488c>] (__handle_domain_irq) from [<c00093b8>]
(orion_handle_irq+0x74/0xa0)
[313353.111144] r9:c050bf38 r8:00000001 r7:c0551ab0 r6:c780601c
r5:00000002 r4:00000001
[313353.119065] [<c0009344>] (orion_handle_irq) from [<c0009e30>]
(__irq_svc+0x50/0x64)
[313353.126850] Exception stack(0xc050bf38 to 0xc050bf80)
[313353.132009] bf20:
00000000 00000000
[313353.140328] bf40: 00000000 60000013 c050a000 c050c0bc 00000000
00000000 c7ffc6c0 c0510570
[313353.148648] bf60: 00000001 c050bf9c c050bf78 c050bf88 c0012fcc
c003edb0 60000013 ffffffff
[313353.156955] r10:00000001 r9:c0510570 r8:c7ffc6c0 r7:c050bf6c
r6:ffffffff r5:60000013
[313353.164951] r4:c003edb0
[313353.167599] [<c003ed10>] (cpu_startup_entry) from [<c000df08>]
(rest_init+0x64/0x7c)
[313353.175473] r7:c0528e74 r4:c0528e90
[313353.179174] [<c000dea4>] (rest_init) from [<c04e3d38>]
(start_kernel+0x3bc/0x458)
[313353.186795] [<c04e397c>] (start_kernel) from [<00008048>] (0x8048)
[313353.193091] ---[ end trace 1d292627f54ba60d ]---
--
Ticket URL: <https://dev.openwrt.org/ticket/22188>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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