executing program executing program executing program executing program executing program BUG: memory leak unreferenced object 0xffff8881266e3d00 (size 224): comm "softirq", pid 0, jiffies 4294947106 (age 37.020s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 80 79 19 81 88 ff ff 00 00 00 00 00 00 00 00 ..y............. backtrace: [<000000003243f976>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline] [<000000003243f976>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000003243f976>] slab_alloc mm/slab.c:3326 [inline] [<000000003243f976>] kmem_cache_alloc+0x134/0x270 mm/slab.c:3488 [<000000006cc71eba>] __build_skb+0x26/0x70 net/core/skbuff.c:307 [<000000003a27bbed>] __napi_alloc_skb+0xf8/0x150 net/core/skbuff.c:520 [<000000009677e5c2>] napi_alloc_skb include/linux/skbuff.h:2789 [inline] [<000000009677e5c2>] napi_get_frags net/core/dev.c:5717 [inline] [<000000009677e5c2>] napi_get_frags+0x3f/0x70 net/core/dev.c:5712 [<0000000099f5ed95>] tun_napi_alloc_frags drivers/net/tun.c:1484 [inline] [<0000000099f5ed95>] tun_get_user+0x636/0x1a20 drivers/net/tun.c:1842 [<0000000045c065dc>] tun_chr_write_iter+0x53/0x90 drivers/net/tun.c:2028 [<000000000699fd49>] call_write_iter include/linux/fs.h:1872 [inline] [<000000000699fd49>] do_iter_readv_writev+0x210/0x2e0 fs/read_write.c:693 [<000000005a3a6e08>] do_iter_write fs/read_write.c:970 [inline] [<000000005a3a6e08>] do_iter_write+0xb9/0x230 fs/read_write.c:951 [<00000000c5bcdc4a>] vfs_writev+0xcb/0x130 fs/read_write.c:1015 [<00000000b33c244d>] do_writev+0x89/0x180 fs/read_write.c:1058 [<00000000b77fd17a>] __do_sys_writev fs/read_write.c:1131 [inline] [<00000000b77fd17a>] __se_sys_writev fs/read_write.c:1128 [inline] [<00000000b77fd17a>] __x64_sys_writev+0x20/0x30 fs/read_write.c:1128 [<0000000076d14649>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:301 [<000000001bd34c1f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888106f27100 (size 224): comm "softirq", pid 0, jiffies 4294947683 (age 31.250s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 80 79 19 81 88 ff ff 00 00 00 00 00 00 00 00 ..y............. backtrace: [<000000003243f976>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline] [<000000003243f976>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000003243f976>] slab_alloc mm/slab.c:3326 [inline] [<000000003243f976>] kmem_cache_alloc+0x134/0x270 mm/slab.c:3488 [<000000006cc71eba>] __build_skb+0x26/0x70 net/core/skbuff.c:307 [<000000003a27bbed>] __napi_alloc_skb+0xf8/0x150 net/core/skbuff.c:520 [<000000009677e5c2>] napi_alloc_skb include/linux/skbuff.h:2789 [inline] [<000000009677e5c2>] napi_get_frags net/core/dev.c:5717 [inline] [<000000009677e5c2>] napi_get_frags+0x3f/0x70 net/core/dev.c:5712 [<0000000099f5ed95>] tun_napi_alloc_frags drivers/net/tun.c:1484 [inline] [<0000000099f5ed95>] tun_get_user+0x636/0x1a20 drivers/net/tun.c:1842 [<0000000045c065dc>] tun_chr_write_iter+0x53/0x90 drivers/net/tun.c:2028 [<000000000699fd49>] call_write_iter include/linux/fs.h:1872 [inline] [<000000000699fd49>] do_iter_readv_writev+0x210/0x2e0 fs/read_write.c:693 [<000000005a3a6e08>] do_iter_write fs/read_write.c:970 [inline] [<000000005a3a6e08>] do_iter_write+0xb9/0x230 fs/read_write.c:951 [<00000000c5bcdc4a>] vfs_writev+0xcb/0x130 fs/read_write.c:1015 [<00000000b33c244d>] do_writev+0x89/0x180 fs/read_write.c:1058 [<00000000b77fd17a>] __do_sys_writev fs/read_write.c:1131 [inline] [<00000000b77fd17a>] __se_sys_writev fs/read_write.c:1128 [inline] [<00000000b77fd17a>] __x64_sys_writev+0x20/0x30 fs/read_write.c:1128 [<0000000076d14649>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:301 [<000000001bd34c1f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888106f27200 (size 224): comm "softirq", pid 0, jiffies 4294948270 (age 25.380s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 80 79 19 81 88 ff ff 00 00 00 00 00 00 00 00 ..y............. backtrace: [<000000003243f976>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline] [<000000003243f976>] slab_post_alloc_hook mm/slab.h:439 [inline] [<000000003243f976>] slab_alloc mm/slab.c:3326 [inline] [<000000003243f976>] kmem_cache_alloc+0x134/0x270 mm/slab.c:3488 [<000000006cc71eba>] __build_skb+0x26/0x70 net/core/skbuff.c:307 [<000000003a27bbed>] __napi_alloc_skb+0xf8/0x150 net/core/skbuff.c:520 [<000000009677e5c2>] napi_alloc_skb include/linux/skbuff.h:2789 [inline] [<000000009677e5c2>] napi_get_frags net/core/dev.c:5717 [inline] [<000000009677e5c2>] napi_get_frags+0x3f/0x70 net/core/dev.c:5712 [<0000000099f5ed95>] tun_napi_alloc_frags drivers/net/tun.c:1484 [inline] [<0000000099f5ed95>] tun_get_user+0x636/0x1a20 drivers/net/tun.c:1842 [<0000000045c065dc>] tun_chr_write_iter+0x53/0x90 drivers/net/tun.c:2028 [<000000000699fd49>] call_write_iter include/linux/fs.h:1872 [inline] [<000000000699fd49>] do_iter_readv_writev+0x210/0x2e0 fs/read_write.c:693 [<000000005a3a6e08>] do_iter_write fs/read_write.c:970 [inline] [<000000005a3a6e08>] do_iter_write+0xb9/0x230 fs/read_write.c:951 [<00000000c5bcdc4a>] vfs_writev+0xcb/0x130 fs/read_write.c:1015 [<00000000b33c244d>] do_writev+0x89/0x180 fs/read_write.c:1058 [<00000000b77fd17a>] __do_sys_writev fs/read_write.c:1131 [inline] [<00000000b77fd17a>] __se_sys_writev fs/read_write.c:1128 [inline] [<00000000b77fd17a>] __x64_sys_writev+0x20/0x30 fs/read_write.c:1128 [<0000000076d14649>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:301 [<000000001bd34c1f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9