FYI, we noticed the below changes on git://internal_merge_and_test_tree revert-579502f10880fdb7ad296ff8e858d48518dc01a5-579502f10880fdb7ad296ff8e858d48518dc01a5 commit 579502f10880fdb7ad296ff8e858d48518dc01a5 ("netfilter: fix netns dependencies with conntrack templates") +--------------------------------------------------------------------------+------------+------------+ | | 484836ec2d | 579502f108 | +--------------------------------------------------------------------------+------------+------------+ | boot_successes | 11 | 0 | | boot_failures | 20 | 11 | | IP-Config:Auto-configuration_of_network_failed | 20 | | | WARNING:at_net/netfilter/nf_conntrack_extend.c:#__nf_ct_ext_add_length() | 0 | 11 | | backtrace:__nf_ct_ext_add_length | 0 | 11 | | backtrace:synproxy_net_init | 0 | 11 | | backtrace:ops_init | 0 | 11 | | backtrace:register_pernet_subsys | 0 | 11 | | backtrace:synproxy_core_init | 0 | 11 | | backtrace:kernel_init_freeable | 0 | 11 | +--------------------------------------------------------------------------+------------+------------+ [ 12.601369] ctnetlink v0.93: registering with nfnetlink. [ 12.602995] ------------[ cut here ]------------ [ 12.602995] ------------[ cut here ]------------ [ 12.604390] WARNING: CPU: 0 PID: 1 at net/netfilter/nf_conntrack_extend.c:80 __nf_ct_ext_add_length+0x2a/0x230() [ 12.604390] WARNING: CPU: 0 PID: 1 at net/netfilter/nf_conntrack_extend.c:80 __nf_ct_ext_add_length+0x2a/0x230() [ 12.607905] CPU: 0 PID: 1 Comm: swapper Not tainted 4.1.0-12250-g579502f #1 [ 12.607905] CPU: 0 PID: 1 Comm: swapper Not tainted 4.1.0-12250-g579502f #1 [ 12.609936] 00000000 [ 12.609936] 00000000 00000000 00000000 4002be7c 4002be7c 41968a51 41968a51 4002be98 4002be98 4103046d 4103046d 00000050 00000050 417d7592 417d7592 [ 12.620695] 55ff3d30 [ 12.620695] 55ff3d30 00000000 00000000 41fe3480 41fe3480 4002bea8 4002bea8 4103050a 4103050a 00000009 00000009 00000000 00000000 4002bed0 4002bed0 [ 12.623069] 417d7592 [ 12.623069] 417d7592 41fe3480 41fe3480 4002bec4 4002bec4 410b31fe 410b31fe 00000002 00000002 55ff3d30 55ff3d30 55ff3d30 55ff3d30 55ff4ed8 55ff4ed8 [ 12.625838] Call Trace: [ 12.625838] Call Trace: [ 12.626537] [<41968a51>] dump_stack+0x16/0x18 [ 12.626537] [<41968a51>] dump_stack+0x16/0x18 [ 12.638016] [<4103046d>] warn_slowpath_common+0x74/0x8b [ 12.638016] [<4103046d>] warn_slowpath_common+0x74/0x8b [ 12.639567] [<417d7592>] ? __nf_ct_ext_add_length+0x2a/0x230 [ 12.639567] [<417d7592>] ? __nf_ct_ext_add_length+0x2a/0x230 [ 12.641371] [<4103050a>] warn_slowpath_null+0xf/0x13 [ 12.641371] [<4103050a>] warn_slowpath_null+0xf/0x13 [ 12.643232] [<417d7592>] __nf_ct_ext_add_length+0x2a/0x230 [ 12.643232] [<417d7592>] __nf_ct_ext_add_length+0x2a/0x230 [ 12.654502] [<410b31fe>] ? __kmalloc+0x36/0x66 [ 12.654502] [<410b31fe>] ? __kmalloc+0x36/0x66 [ 12.655797] [<4203d809>] synproxy_net_init+0x7e/0xf8 [ 12.655797] [<4203d809>] synproxy_net_init+0x7e/0xf8 [ 12.657306] [<4178fe55>] ops_init+0xbf/0xe5 [ 12.657306] [<4178fe55>] ops_init+0xbf/0xe5 [ 12.658872] [<4178fecd>] register_pernet_operations+0x52/0x7a [ 12.658872] [<4178fecd>] register_pernet_operations+0x52/0x7a [ 12.660833] [<4203d883>] ? synproxy_net_init+0xf8/0xf8 [ 12.660833] [<4203d883>] ? synproxy_net_init+0xf8/0xf8 [ 12.662370] [<41790345>] register_pernet_subsys+0x19/0x2a [ 12.662370] [<41790345>] register_pernet_subsys+0x19/0x2a [ 12.672803] [<4203d89f>] synproxy_core_init+0x1c/0x33 [ 12.672803] [<4203d89f>] synproxy_core_init+0x1c/0x33 [ 12.674341] [<42006b2c>] do_one_initcall+0xce/0x147 [ 12.674341] [<42006b2c>] do_one_initcall+0xce/0x147 [ 12.675749] [<420064b7>] ? repair_env_string+0x12/0x54 [ 12.675749] [<420064b7>] ? repair_env_string+0x12/0x54 [ 12.680004] [<410424d8>] ? parse_args+0x1b2/0x293 [ 12.680004] [<410424d8>] ? parse_args+0x1b2/0x293 [ 12.681404] [<42006c5e>] ? kernel_init_freeable+0xb9/0x156 [ 12.681404] [<42006c5e>] ? kernel_init_freeable+0xb9/0x156 [ 12.687240] [<42006c7e>] kernel_init_freeable+0xd9/0x156 [ 12.687240] [<42006c7e>] kernel_init_freeable+0xd9/0x156 [ 12.688805] [<41964610>] kernel_init+0x8/0xb5 [ 12.688805] [<41964610>] kernel_init+0x8/0xb5 [ 12.693641] [<41972040>] ret_from_kernel_thread+0x20/0x30 [ 12.693641] [<41972040>] ret_from_kernel_thread+0x20/0x30 [ 12.695230] [<41964608>] ? rest_init+0xa0/0xa0 [ 12.695230] [<41964608>] ? rest_init+0xa0/0xa0 [ 12.696552] ---[ end trace ca604f669bf96bcd ]--- [ 12.696552] ---[ end trace ca604f669bf96bcd ]--- Thanks, Ying Huang