2019/07/02 00:04:38 executed programs: 13 BUG: memory leak unreferenced object 0xffff88810b5cff80 (size 96): comm "syz-executor.3", pid 7014, jiffies 4294953617 (age 10.080s) hex dump (first 32 bytes): 02 00 00 00 00 00 00 00 d0 cd bb 82 ff ff ff ff ................ 00 00 00 00 00 00 00 00 80 b9 bb 82 ff ff ff ff ................ backtrace: [<000000003001adc4>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000003001adc4>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000003001adc4>] slab_alloc_node mm/slab.c:3269 [inline] [<000000003001adc4>] kmem_cache_alloc_node_trace+0x15b/0x2a0 mm/slab.c:3597 [<00000000c322657f>] __do_kmalloc_node mm/slab.c:3619 [inline] [<00000000c322657f>] __kmalloc_node+0x38/0x50 mm/slab.c:3627 [<00000000c6b48b9a>] kmalloc_node include/linux/slab.h:590 [inline] [<00000000c6b48b9a>] kvmalloc_node+0x4a/0xd0 mm/util.c:431 [<000000000a659796>] kvmalloc include/linux/mm.h:648 [inline] [<000000000a659796>] kvzalloc include/linux/mm.h:656 [inline] [<000000000a659796>] allocate_hook_entries_size+0x3b/0x60 net/netfilter/core.c:61 [<000000009ec7a4f1>] nf_hook_entries_grow+0xae/0x270 net/netfilter/core.c:128 [<0000000002331bb0>] __nf_register_net_hook+0x9a/0x170 net/netfilter/core.c:337 [<000000000671eeef>] nf_register_net_hook+0x34/0xc0 net/netfilter/core.c:464 [<00000000e6c01d89>] nf_register_net_hooks+0x53/0xc0 net/netfilter/core.c:480 [<00000000a98d9cd0>] __ip_vs_init+0xe8/0x170 net/netfilter/ipvs/ip_vs_core.c:2280 [<000000007a6a7767>] ops_init+0x4c/0x140 net/core/net_namespace.c:130 [<00000000ac73f66c>] setup_net+0xde/0x230 net/core/net_namespace.c:316 [<0000000072b25faa>] copy_net_ns+0xf0/0x1e0 net/core/net_namespace.c:439 [<00000000242d9458>] create_new_namespaces+0x141/0x2a0 kernel/nsproxy.c:103 [<00000000213bfacc>] unshare_nsproxy_namespaces+0x7f/0x100 kernel/nsproxy.c:202 [<000000006cc57d2d>] ksys_unshare+0x236/0x490 kernel/fork.c:2674 [<0000000002e25a6f>] __do_sys_unshare kernel/fork.c:2742 [inline] [<0000000002e25a6f>] __se_sys_unshare kernel/fork.c:2740 [inline] [<0000000002e25a6f>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740 BUG: memory leak unreferenced object 0xffff88810d904580 (size 96): comm "syz-executor.3", pid 7014, jiffies 4294953617 (age 10.080s) hex dump (first 32 bytes): 02 00 00 00 00 00 00 00 60 cd bb 82 ff ff ff ff ........`....... 00 00 00 00 00 00 00 00 10 b9 bb 82 ff ff ff ff ................ backtrace: [<000000003001adc4>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000003001adc4>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000003001adc4>] slab_alloc_node mm/slab.c:3269 [inline] [<000000003001adc4>] kmem_cache_alloc_node_trace+0x15b/0x2a0 mm/slab.c:3597 [<00000000c322657f>] __do_kmalloc_node mm/slab.c:3619 [inline] [<00000000c322657f>] __kmalloc_node+0x38/0x50 mm/slab.c:3627 [<00000000c6b48b9a>] kmalloc_node include/linux/slab.h:590 [inline] [<00000000c6b48b9a>] kvmalloc_node+0x4a/0xd0 mm/util.c:431 [<000000000a659796>] kvmalloc include/linux/mm.h:648 [inline] [<000000000a659796>] kvzalloc include/linux/mm.h:656 [inline] [<000000000a659796>] allocate_hook_entries_size+0x3b/0x60 net/netfilter/core.c:61 [<000000009ec7a4f1>] nf_hook_entries_grow+0xae/0x270 net/netfilter/core.c:128 [<0000000002331bb0>] __nf_register_net_hook+0x9a/0x170 net/netfilter/core.c:337 [<000000000671eeef>] nf_register_net_hook+0x34/0xc0 net/netfilter/core.c:464 [<00000000e6c01d89>] nf_register_net_hooks+0x53/0xc0 net/netfilter/core.c:480 [<00000000a98d9cd0>] __ip_vs_init+0xe8/0x170 net/netfilter/ipvs/ip_vs_core.c:2280 [<000000007a6a7767>] ops_init+0x4c/0x140 net/core/net_namespace.c:130 [<00000000ac73f66c>] setup_net+0xde/0x230 net/core/net_namespace.c:316 [<0000000072b25faa>] copy_net_ns+0xf0/0x1e0 net/core/net_namespace.c:439 [<00000000242d9458>] create_new_namespaces+0x141/0x2a0 kernel/nsproxy.c:103 [<00000000213bfacc>] unshare_nsproxy_namespaces+0x7f/0x100 kernel/nsproxy.c:202 [<000000006cc57d2d>] ksys_unshare+0x236/0x490 kernel/fork.c:2674 [<0000000002e25a6f>] __do_sys_unshare kernel/fork.c:2742 [inline] [<0000000002e25a6f>] __se_sys_unshare kernel/fork.c:2740 [inline] [<0000000002e25a6f>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740 BUG: memory leak unreferenced object 0xffff888109d79d80 (size 96): comm "syz-executor.3", pid 7014, jiffies 4294953687 (age 9.380s) hex dump (first 32 bytes): 02 00 00 00 00 00 00 00 f0 b9 bb 82 ff ff ff ff ................ 00 00 00 00 00 00 00 00 d0 cd bb 82 ff ff ff ff ................ backtrace: [<000000003001adc4>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000003001adc4>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000003001adc4>] slab_alloc_node mm/slab.c:3269 [inline] [<000000003001adc4>] kmem_cache_alloc_node_trace+0x15b/0x2a0 mm/slab.c:3597 [<00000000c322657f>] __do_kmalloc_node mm/slab.c:3619 [inline] [<00000000c322657f>] __kmalloc_node+0x38/0x50 mm/slab.c:3627 [<00000000c6b48b9a>] kmalloc_node include/linux/slab.h:590 [inline] [<00000000c6b48b9a>] kvmalloc_node+0x4a/0xd0 mm/util.c:431 [<000000000a659796>] kvmalloc include/linux/mm.h:648 [inline] [<000000000a659796>] kvzalloc include/linux/mm.h:656 [inline] [<000000000a659796>] allocate_hook_entries_size+0x3b/0x60 net/netfilter/core.c:61 [<00000000afd4840c>] __nf_hook_entries_try_shrink+0xbd/0x190 net/netfilter/core.c:248 [<00000000cb69ac88>] __nf_unregister_net_hook+0x12f/0x1b0 net/netfilter/core.c:416 [<0000000025207119>] nf_unregister_net_hook+0x32/0x70 net/netfilter/core.c:431 [<000000002b69908c>] nf_unregister_net_hooks+0x3d/0x50 net/netfilter/core.c:499 [<0000000075ab6c88>] selinux_nf_unregister+0x22/0x30 security/selinux/hooks.c:7103 [<00000000b3d9fe10>] ops_exit_list.isra.0+0x4c/0x80 net/core/net_namespace.c:154 [<00000000f08a0d4e>] setup_net+0x14a/0x230 net/core/net_namespace.c:333 [<0000000072b25faa>] copy_net_ns+0xf0/0x1e0 net/core/net_namespace.c:439 [<00000000242d9458>] create_new_namespaces+0x141/0x2a0 kernel/nsproxy.c:103 [<00000000213bfacc>] unshare_nsproxy_namespaces+0x7f/0x100 kernel/nsproxy.c:202 [<000000006cc57d2d>] ksys_unshare+0x236/0x490 kernel/fork.c:2674 [<0000000002e25a6f>] __do_sys_unshare kernel/fork.c:2742 [inline] [<0000000002e25a6f>] __se_sys_unshare kernel/fork.c:2740 [inline] [<0000000002e25a6f>] __x64_sys_unshare+0x16/0x20 kernel/fork.c:2740