type=1400 audit(1558701681.775:36): avc: denied { map } for pid=7128 comm="syz-executor987" path="/root/syz-executor987656147" dev="sda1" ino=15900 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 executing program executing program executing program executing program BUG: memory leak unreferenced object 0xffff88810df83c00 (size 512): comm "softirq", pid 0, jiffies 4294942354 (age 19.830s) hex dump (first 32 bytes): 38 1a 0d 0f 81 88 ff ff 38 1a 0d 0f 81 88 ff ff 8.......8....... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000009375ee42>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline] [<000000009375ee42>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000009375ee42>] slab_alloc_node mm/slab.c:3269 [inline] [<000000009375ee42>] kmem_cache_alloc_node+0x153/0x2a0 mm/slab.c:3579 [<000000004c563922>] __alloc_skb+0x6e/0x210 net/core/skbuff.c:198 [<00000000ec87bfa1>] alloc_skb_fclone include/linux/skbuff.h:1107 [inline] [<00000000ec87bfa1>] tipc_buf_acquire+0x2f/0x80 net/tipc/msg.c:66 [<00000000d151ef84>] tipc_msg_create+0x37/0xe0 net/tipc/msg.c:98 [<000000008bb437b0>] tipc_group_create_event+0xb3/0x1b0 net/tipc/group.c:679 [<00000000947b1d0f>] tipc_group_proto_rcv+0x569/0x640 net/tipc/group.c:781 [<00000000b75ab039>] tipc_sk_proto_rcv net/tipc/socket.c:1996 [inline] [<00000000b75ab039>] tipc_sk_filter_rcv+0x9ac/0xf20 net/tipc/socket.c:2163 [<000000000dab7a6c>] tipc_sk_enqueue net/tipc/socket.c:2255 [inline] [<000000000dab7a6c>] tipc_sk_rcv+0x494/0x8a0 net/tipc/socket.c:2306 [<00000000023a7ddd>] tipc_node_xmit+0x196/0x1f0 net/tipc/node.c:1442 [<00000000337dd9eb>] tipc_node_xmit_skb net/tipc/node.c:1491 [inline] [<00000000337dd9eb>] tipc_node_distr_xmit+0x7d/0x120 net/tipc/node.c:1506 [<00000000b6375182>] tipc_group_delete+0xe6/0x130 net/tipc/group.c:224 [<000000000361ba2b>] tipc_sk_leave+0x57/0xb0 net/tipc/socket.c:2925 [<000000009df90505>] tipc_release+0x7b/0x5e0 net/tipc/socket.c:584 [<000000009f3189da>] __sock_release+0x4b/0xe0 net/socket.c:607 [<00000000d3568ee0>] sock_close+0x1b/0x30 net/socket.c:1279 [<00000000266a6215>] __fput+0xed/0x300 fs/file_table.c:280 BUG: memory leak unreferenced object 0xffff888111895400 (size 1024): comm "softirq", pid 0, jiffies 4294942354 (age 19.830s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000e2e2855e>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline] [<00000000e2e2855e>] slab_post_alloc_hook mm/slab.h:439 [inline] [<00000000e2e2855e>] slab_alloc_node mm/slab.c:3269 [inline] [<00000000e2e2855e>] kmem_cache_alloc_node_trace+0x15b/0x2a0 mm/slab.c:3597 [<00000000a5030ce7>] __do_kmalloc_node mm/slab.c:3619 [inline] [<00000000a5030ce7>] __kmalloc_node_track_caller+0x38/0x50 mm/slab.c:3634 [<0000000039212451>] __kmalloc_reserve.isra.0+0x40/0xb0 net/core/skbuff.c:142 [<00000000307cb4cf>] __alloc_skb+0xa0/0x210 net/core/skbuff.c:210 [<00000000ec87bfa1>] alloc_skb_fclone include/linux/skbuff.h:1107 [inline] [<00000000ec87bfa1>] tipc_buf_acquire+0x2f/0x80 net/tipc/msg.c:66 [<00000000d151ef84>] tipc_msg_create+0x37/0xe0 net/tipc/msg.c:98 [<000000008bb437b0>] tipc_group_create_event+0xb3/0x1b0 net/tipc/group.c:679 [<00000000947b1d0f>] tipc_group_proto_rcv+0x569/0x640 net/tipc/group.c:781 [<00000000b75ab039>] tipc_sk_proto_rcv net/tipc/socket.c:1996 [inline] [<00000000b75ab039>] tipc_sk_filter_rcv+0x9ac/0xf20 net/tipc/socket.c:2163 [<000000000dab7a6c>] tipc_sk_enqueue net/tipc/socket.c:2255 [inline] [<000000000dab7a6c>] tipc_sk_rcv+0x494/0x8a0 net/tipc/socket.c:2306 [<00000000023a7ddd>] tipc_node_xmit+0x196/0x1f0 net/tipc/node.c:1442 [<00000000337dd9eb>] tipc_node_xmit_skb net/tipc/node.c:1491 [inline] [<00000000337dd9eb>] tipc_node_distr_xmit+0x7d/0x120 net/tipc/node.c:1506 [<00000000b6375182>] tipc_group_delete+0xe6/0x130 net/tipc/group.c:224 [<000000000361ba2b>] tipc_sk_leave+0x57/0xb0 net/tipc/socket.c:2925 [<000000009df90505>] tipc_release+0x7b/0x5e0 net/tipc/socket.c:584 [<000000009f3189da>] __sock_release+0x4b/0xe0 net/socket.c:607 BUG: memory leak unreferenced object 0xffff88810e63de00 (size 512): comm "softirq", pid 0, jiffies 4294943548 (age 7.890s) hex dump (first 32 bytes): 38 10 0d 0f 81 88 ff ff 38 10 0d 0f 81 88 ff ff 8.......8....... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000009375ee42>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline] [<000000009375ee42>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000009375ee42>] slab_alloc_node mm/slab.c:3269 [inline] [<000000009375ee42>] kmem_cache_alloc_node+0x153/0x2a0 mm/slab.c:3579 [<000000004c563922>] __alloc_skb+0x6e/0x210 net/core/skbuff.c:198 [<00000000ec87bfa1>] alloc_skb_fclone include/linux/skbuff.h:1107 [inline] [<00000000ec87bfa1>] tipc_buf_acquire+0x2f/0x80 net/tipc/msg.c:66 [<00000000d151ef84>] tipc_msg_create+0x37/0xe0 net/tipc/msg.c:98 [<000000008bb437b0>] tipc_group_create_event+0xb3/0x1b0 net/tipc/group.c:679 [<00000000947b1d0f>] tipc_group_proto_rcv+0x569/0x640 net/tipc/group.c:781 [<00000000b75ab039>] tipc_sk_proto_rcv net/tipc/socket.c:1996 [inline] [<00000000b75ab039>] tipc_sk_filter_rcv+0x9ac/0xf20 net/tipc/socket.c:2163 [<000000000dab7a6c>] tipc_sk_enqueue net/tipc/socket.c:2255 [inline] [<000000000dab7a6c>] tipc_sk_rcv+0x494/0x8a0 net/tipc/socket.c:2306 [<00000000023a7ddd>] tipc_node_xmit+0x196/0x1f0 net/tipc/node.c:1442 [<00000000337dd9eb>] tipc_node_xmit_skb net/tipc/node.c:1491 [inline] [<00000000337dd9eb>] tipc_node_distr_xmit+0x7d/0x120 net/tipc/node.c:1506 [<00000000b6375182>] tipc_group_delete+0xe6/0x130 net/tipc/group.c:224 [<000000000361ba2b>] tipc_sk_leave+0x57/0xb0 net/tipc/socket.c:2925 [<000000009df90505>] tipc_release+0x7b/0x5e0 net/tipc/socket.c:584 [<000000009f3189da>] __sock_release+0x4b/0xe0 net/socket.c:607 [<00000000d3568ee0>] sock_close+0x1b/0x30 net/socket.c:1279 [<00000000266a6215>] __fput+0xed/0x300 fs/file_table.c:280