seems as soon as i enable sqm qos scripts regardless of using fq_codel or cake im hitting RCO issues, reboots even... as soon as i disable it... all is stable.... its a ZBT-WG3526
Firmware Version LEDE Reboot r2152+8 / LuCI Master (git-16.313.75284-4343b2f) Kernel Version 4.4.30 [ 149.490000] INFO: rcu_sched detected stalls on CPUs/tasks: [ 149.490000] 3-...: (0 ticks this GP) idle=b7c/0/0 softirq=3733/3733 fqs=0 [ 149.500000] (detected by 1, t=6003 jiffies, g=1039, c=1038, q=10655) [ 149.500000] Task dump for CPU 3: [ 149.510000] swapper/3 R running 0 0 1 0x00100000 [ 149.510000] Stack : 00000000 00005ac7 8e049880 7ffdecec 00000000 80418a90 8045a2a4 80410000 [ 149.510000] 8041275c 00000001 00000001 80412680 80412724 80410000 00000000 800132e8 [ 149.510000] 00000000 00000001 8fc64000 8fc65ec0 80410000 8005c870 1100fc03 00000003 [ 149.510000] 00000000 80410000 8045a2a4 8005c868 80410000 8001ade0 1100fc03 00000000 [ 149.510000] 00000004 804124a0 000000a0 8001ade8 fefffbdb aefffbfb fff77fe7 dfffffef [ 149.510000] ... [ 149.550000] Call Trace: [ 149.550000] [<8000bba8>] __schedule+0x574/0x758 [ 149.560000] [<800132e8>] r4k_wait_irqoff+0x0/0x20 [ 149.560000] [ 149.560000] rcu_sched kthread starved for 6009 jiffies! g1039 c1038 f0x0 s3 ->state=0x1 [ 1326.670000] INFO: rcu_sched detected stalls on CPUs/tasks: [ 1326.670000] 2-...: (0 ticks this GP) idle=998/0/0 softirq=56566/56566 fqs=0 [ 1326.680000] (detected by 1, t=6003 jiffies, g=14603, c=14602, q=9455) [ 1326.680000] Task dump for CPU 2: [ 1326.690000] swapper/2 R running 0 0 1 0x00100000 [ 1326.690000] Stack : 00000000 00000001 0000000a 00000000 00000000 00000001 8045a2a4 80410000 [ 1326.690000] 8041275c 00000001 00000000 804125e0 80412724 80410000 00000000 800132e8 [ 1326.690000] 1100fc03 00000002 8fc62000 8fc63ec0 80410000 8005c870 1100fc03 00000002 [ 1326.690000] 00000000 80410000 8045a2a4 8005c868 80410000 8001ade0 1100fc03 00000000 [ 1326.690000] 00000004 804124a0 000000a0 8001ade8 fbffbfdf 7fff7b3b 7ffaeff8 67fbffff [ 1326.690000] ... [ 1326.730000] Call Trace: [ 1326.730000] [<8000bba8>] __schedule+0x574/0x758 [ 1326.740000] [<800132e8>] r4k_wait_irqoff+0x0/0x20 [ 1326.740000] [ 1326.740000] rcu_sched kthread starved for 6009 jiffies! g14603 c14602 f0x0 s3 ->state=0x1 [ 1392.200000] INFO: rcu_sched detected stalls on CPUs/tasks: [ 1392.200000] 2-...: (0 ticks this GP) idle=c80/0/0 softirq=56566/56566 fqs=0 [ 1392.210000] (detected by 3, t=6003 jiffies, g=14669, c=14668, q=11973) [ 1392.210000] Task dump for CPU 2: [ 1392.220000] swapper/2 R running 0 0 1 0x00100000 [ 1392.220000] Stack : 00000000 4e88ab25 00000148 ffffffff 0000011d 773206f0 8045a2a4 80410000 [ 1392.220000] 8041275c 00000001 00000000 804125e0 80412724 80410000 000010d9 800132e8 [ 1392.220000] 1100fc03 00000002 8fc62000 8fc63ec0 80410000 8005c870 1100fc03 00000002 [ 1392.220000] 00000000 80410000 8045a2a4 8005c868 80410000 8001ade0 1100fc03 00000000 [ 1392.220000] 00000004 804124a0 000000a0 8001ade8 fbffbfdf 7fff7b3b 7ffaeff8 67fbffff [ 1392.220000] ... [ 1392.260000] Call Trace: [ 1392.260000] [<8000bba8>] __schedule+0x574/0x758 [ 1392.270000] [<800132e8>] r4k_wait_irqoff+0x0/0x20 [ 1392.270000] [ 1392.270000] rcu_sched kthread starved for 6009 jiffies! g14669 c14668 f0x0 s3 ->state=0x1 _______________________________________________ Lede-dev mailing list Lede-dev@lists.infradead.org http://lists.infradead.org/mailman/listinfo/lede-dev