Warning: Permanently added '10.128.0.235' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 54.569531][ T8449] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881011ccf00 (size 120): comm "kworker/u4:2", pid 27, jiffies 4294942107 (age 8.320s) hex dump (first 32 bytes): 01 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: [<00000000b4bb33a4>] alloc_pid+0x66/0x560 [<0000000019597661>] copy_process+0x143b/0x25c0 [<000000002e78537a>] kernel_clone+0xf3/0x670 [<000000001e9e2966>] kernel_thread+0x61/0x80 [<0000000005560ce7>] call_usermodehelper_exec_work+0xc4/0x120 [<00000000a243ee5a>] process_one_work+0x2c9/0x600 [<00000000ca1cbe96>] worker_thread+0x59/0x5d0 [<000000003d5d4cd2>] kthread+0x178/0x1b0 [<0000000056f1d90d>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff8881102d9a00 (size 232): comm "kworker/u4:2", pid 8452, jiffies 4294942107 (age 8.320s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0 0b 7a 01 81 88 ff ff 40 d2 94 0e 81 88 ff ff ..z.....@....... backtrace: [<000000009f0d8001>] __alloc_file+0x1f/0xf0 [<000000002b96ca57>] alloc_empty_file+0x69/0x120 [<00000000471f10d1>] alloc_file+0x33/0x1b0 [<00000000f49d5297>] alloc_file_pseudo+0xb2/0x140 [<000000006102f931>] create_pipe_files+0x138/0x2e0 [<00000000fd94ff4b>] umd_setup+0x33/0x220 [<00000000998b660a>] call_usermodehelper_exec_async+0xb4/0x1b0 [<0000000056f1d90d>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88810ffb1e70 (size 24): comm "kworker/u4:2", pid 8452, jiffies 4294942107 (age 8.320s) hex dump (first 24 bytes): 00 00 00 00 00 00 00 00 b0 8e 93 00 81 88 ff ff ................ 00 00 00 00 00 00 00 00 ........ backtrace: [<00000000067e7552>] security_file_alloc+0x2a/0xb0 [<000000004cc406a4>] __alloc_file+0x5d/0xf0 [<000000002b96ca57>] alloc_empty_file+0x69/0x120 [<00000000471f10d1>] alloc_file+0x33/0x1b0 [<00000000f49d5297>] alloc_file_pseudo+0xb2/0x140 [<000000006102f931>] create_pipe_files+0x138/0x2e0 [<00000000fd94ff4b>] umd_setup+0x33/0x220 [<00000000998b660a>] call_usermodehelper_exec_async+0xb4/0x1b0 [<0000000056f1d90d>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88810fec1400 (size 232): comm "kworker/u4:2", pid 8452, jiffies 4294942107 (age 8.320s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0 0b 7a 01 81 88 ff ff 00 66 94 0e 81 88 ff ff ..z......f...... backtrace: [<000000009f0d8001>] __alloc_file+0x1f/0xf0 [<000000002b96ca57>] alloc_empty_file+0x69/0x120 [<00000000471f10d1>] alloc_file+0x33/0x1b0 [<00000000c156865d>] alloc_file_clone+0x22/0x70 [<000000002341fa04>] create_pipe_files+0x182/0x2e0 [<00000000b51bd55a>] umd_setup+0xad/0x220 [<00000000998b660a>] call_usermodehelper_exec_async+0xb4/0x1b0 [<0000000056f1d90d>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88810ffc0210 (size 24): comm "kworker/u4:2", pid 8452, jiffies 4294942107 (age 8.320s) hex dump (first 24 bytes): 00 00 00 00 00 00 00 00 b0 8e 93 00 81 88 ff ff ................ 00 00 00 00 00 00 00 00 ........ backtrace: [<00000000067e7552>] security_file_alloc+0x2a/0xb0 [<000000004cc406a4>] __alloc_file+0x5d/0xf0 [<000000002b96ca57>] alloc_empty_file+0x69/0x120 [<00000000471f10d1>] alloc_file+0x33/0x1b0 [<00000000c156865d>] alloc_file_clone+0x22/0x70 [<000000002341fa04>] create_pipe_files+0x182/0x2e0 [<00000000b51bd55a>] umd_setup+0xad/0x220 [<00000000998b660a>] call_usermodehelper_exec_async+0xb4/0x1b0 [<0000000056f1d90d>] ret_from_fork+0x1f/0x30