Description

In the Linux kernel, the following vulnerability has been resolved: orangefs: Fix kmemleak in orangefs_sysfs_init() When insert and remove the orangefs module, there are kobjects memory leaked as below: unreferenced object 0xffff88810f95af00 (size 64): comm "insmod", pid 783, jiffies 4294813439 (age 65.512s) hex dump (first 32 bytes): a0 83 af 01 81 88 ff ff 08 af 95 0f 81 88 ff ff ................ 08 af 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmalloc_trace+0x27/0xa0 [] orangefs_sysfs_init+0x42/0x3a0 [] 0xffffffffa02780fe [] do_one_initcall+0x87/0x2a0 [] do_init_module+0xdf/0x320 [] load_module+0x2f98/0x3330 [] __do_sys_finit_module+0x113/0x1b0 [] do_syscall_64+0x35/0x80 [] entry_SYSCALL_64_after_hwframe+0x46/0xb0 unreferenced object 0xffff88810f95ae80 (size 64): comm "insmod", pid 783, jiffies 4294813439 (age 65.512s) hex dump (first 32 bytes): c8 90 0f 02 81 88 ff ff 88 ae 95 0f 81 88 ff ff ................ 88 ae 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmalloc_trace+0x27/0xa0 [] orangefs_sysfs_init+0xc7/0x3a0 [] 0xffffffffa02780fe [] do_one_initcall+0x87/0x2a0 [] do_init_module+0xdf/0x320 [] load_module+0x2f98/0x3330 [] __do_sys_finit_module+0x113/0x1b0 [] do_syscall_64+0x35/0x80 [] entry_SYSCALL_64_after_hwframe+0x46/0xb0 unreferenced object 0xffff88810f95ae00 (size 64): comm "insmod", pid 783, jiffies 4294813440 (age 65.511s) hex dump (first 32 bytes): 60 87 a1 00 81 88 ff ff 08 ae 95 0f 81 88 ff ff `............... 08 ae 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmalloc_trace+0x27/0xa0 [] orangefs_sysfs_init+0x12b/0x3a0 [] 0xffffffffa02780fe [] do_one_initcall+0x87/0x2a0 [] do_init_module+0xdf/0x320 [] load_module+0x2f98/0x3330 [] __do_sys_finit_module+0x113/0x1b0 [] do_syscall_64+0x35/0x80 [] entry_SYSCALL_64_after_hwframe+0x46/0xb0 unreferenced object 0xffff88810f95ad80 (size 64): comm "insmod", pid 783, jiffies 4294813440 (age 65.511s) hex dump (first 32 bytes): 78 90 0f 02 81 88 ff ff 88 ad 95 0f 81 88 ff ff x............... 88 ad 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmalloc_trace+0x27/0xa0 [] orangefs_sysfs_init+0x1ac/0x3a0 [] 0xffffffffa02780fe [] do_one_initcall+0x87/0x2a0 [] do_init_module+0xdf/0x320 [] load_module+0x2f98/0x3330 [] __do_sys_finit_module+0x113/0x1b0 [] do_syscall_64+0x35/0x80 [] entry_SYSCALL_64_after_hwframe+0x46/0xb0 unreferenced object 0xffff88810f95ac00 (size 64): comm "insmod", pid 783, jiffies 4294813440 (age 65.531s) hex dump (first 32 bytes): e0 ff 67 02 81 88 ff ff 08 ac 95 0f 81 88 ff ff ..g............. 08 ac 95 0f 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmalloc_trace+0x27/0xa0 [] orangefs_sysfs_init+0x291/0x3a0 [] 0xffffffffa02780fe [] do_one_initcall+0x87/0x2a0 [] do_init_module+0xdf/0x320 [] load_module+0x2f98/0x3330 [] __do_sys_finit_module+0x113/0x1b0 [] do_syscall_64+0x35/ ---truncated---