2020/01/31 11:55:09 executed programs: 23
2020/01/31 11:55:15 executed programs: 34
BUG: memory leak
unreferenced object 0xffff88811a6a7780 (size 128):
  comm "syz-executor.3", pid 7431, jiffies 4294952168 (age 14.420s)
  hex dump (first 32 bytes):
    66 69 6c 65 20 73 79 6d 6c 69 6e 6b 00 2f 72 6f  file symlink./ro
    b4 ac fb 99 79 7a 6b 61 80 c0 a1 19 81 88 ff ff  ....yzka........
  backtrace:
    [<000000000ef92fd4>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000000ef92fd4>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000000ef92fd4>] slab_alloc_node mm/slab.c:3263 [inline]
    [<000000000ef92fd4>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3593
    [<00000000f5c84595>] __do_kmalloc_node mm/slab.c:3615 [inline]
    [<00000000f5c84595>] __kmalloc_node+0x38/0x50 mm/slab.c:3623
    [<00000000a8f587ac>] kmalloc_node include/linux/slab.h:579 [inline]
    [<00000000a8f587ac>] sock_hash_alloc_elem net/core/sock_map.c:646 [inline]
    [<00000000a8f587ac>] sock_hash_update_common+0x314/0x570 net/core/sock_map.c:700
    [<00000000f5fb265b>] sock_hash_update_elem+0x100/0x140 net/core/sock_map.c:749
    [<00000000debbffa7>] bpf_map_update_value.isra.0+0x14d/0x300 kernel/bpf/syscall.c:168
    [<0000000015d8fefa>] map_update_elem kernel/bpf/syscall.c:1089 [inline]
    [<0000000015d8fefa>] __do_sys_bpf+0x19dc/0x1e50 kernel/bpf/syscall.c:3384
    [<00000000ee96f104>] __se_sys_bpf kernel/bpf/syscall.c:3355 [inline]
    [<00000000ee96f104>] __x64_sys_bpf+0x1e/0x30 kernel/bpf/syscall.c:3355
    [<00000000f728f9da>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<000000002c702ff0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881183c4700 (size 128):
  comm "syz-executor.1", pid 7476, jiffies 4294952773 (age 8.370s)
  hex dump (first 32 bytes):
    66 69 6c 65 20 73 79 6d 6c 69 6e 6b 00 2f 72 6f  file symlink./ro
    b4 ac fb 99 79 7a 6b 61 c0 20 88 1a 81 88 ff ff  ....yzka. ......
  backtrace:
    [<000000000ef92fd4>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000000ef92fd4>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000000ef92fd4>] slab_alloc_node mm/slab.c:3263 [inline]
    [<000000000ef92fd4>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3593
    [<00000000f5c84595>] __do_kmalloc_node mm/slab.c:3615 [inline]
    [<00000000f5c84595>] __kmalloc_node+0x38/0x50 mm/slab.c:3623
    [<00000000a8f587ac>] kmalloc_node include/linux/slab.h:579 [inline]
    [<00000000a8f587ac>] sock_hash_alloc_elem net/core/sock_map.c:646 [inline]
    [<00000000a8f587ac>] sock_hash_update_common+0x314/0x570 net/core/sock_map.c:700
    [<00000000f5fb265b>] sock_hash_update_elem+0x100/0x140 net/core/sock_map.c:749
    [<00000000debbffa7>] bpf_map_update_value.isra.0+0x14d/0x300 kernel/bpf/syscall.c:168
    [<0000000015d8fefa>] map_update_elem kernel/bpf/syscall.c:1089 [inline]
    [<0000000015d8fefa>] __do_sys_bpf+0x19dc/0x1e50 kernel/bpf/syscall.c:3384
    [<00000000ee96f104>] __se_sys_bpf kernel/bpf/syscall.c:3355 [inline]
    [<00000000ee96f104>] __x64_sys_bpf+0x1e/0x30 kernel/bpf/syscall.c:3355
    [<00000000f728f9da>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<000000002c702ff0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9