r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) ioctl$FS_IOC_GETFLAGS(r0, 0x5452, 0x0) BUG: memory leak unreferenced object 0xffff88800e1bd500 (size 176): comm "syz-executor.2", pid 791, jiffies 4295187518 (age 23.166s) hex dump (first 32 bytes): 02 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: [<000000009090d8c1>] prepare_creds+0x2b/0x6f0 kernel/cred.c:260 [<00000000a3ed1156>] copy_creds+0x72/0x930 kernel/cred.c:365 [<00000000f0ea3a77>] copy_process+0x10d5/0x6e20 kernel/fork.c:2043 [<00000000fcfe27a6>] kernel_clone+0xe7/0xa60 kernel/fork.c:2620 [<00000000aacc2cde>] __do_sys_clone+0xc1/0x100 kernel/fork.c:2737 [<000000006fa3eb19>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<000000006fa3eb19>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 [<000000009c39a2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88803e281880 (size 32): comm "syz-executor.2", pid 791, jiffies 4295187518 (age 23.166s) hex dump (first 32 bytes): 01 00 00 00 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 ................ backtrace: [<0000000046978b80>] kmalloc include/linux/slab.h:586 [inline] [<0000000046978b80>] kzalloc include/linux/slab.h:715 [inline] [<0000000046978b80>] lsm_cred_alloc security/security.c:537 [inline] [<0000000046978b80>] security_prepare_creds+0x10a/0x180 security/security.c:1684 [<000000005c547d6b>] prepare_creds+0x505/0x6f0 kernel/cred.c:291 [<00000000a3ed1156>] copy_creds+0x72/0x930 kernel/cred.c:365 [<00000000f0ea3a77>] copy_process+0x10d5/0x6e20 kernel/fork.c:2043 [<00000000fcfe27a6>] kernel_clone+0xe7/0xa60 kernel/fork.c:2620 [<00000000aacc2cde>] __do_sys_clone+0xc1/0x100 kernel/fork.c:2737 [<000000006fa3eb19>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<000000006fa3eb19>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 [<000000009c39a2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88802142a880 (size 1544): comm "syz-executor.2", pid 791, jiffies 4295187518 (age 23.166s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 90 a8 42 21 80 88 ff ff 90 a8 42 21 80 88 ff ff ..B!......B!.... backtrace: [<000000007083a555>] kmem_cache_zalloc include/linux/slab.h:705 [inline] [<000000007083a555>] copy_signal kernel/fork.c:1624 [inline] [<000000007083a555>] copy_process+0x1fb8/0x6e20 kernel/fork.c:2173 [<00000000fcfe27a6>] kernel_clone+0xe7/0xa60 kernel/fork.c:2620 [<00000000aacc2cde>] __do_sys_clone+0xc1/0x100 kernel/fork.c:2737 [<000000006fa3eb19>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<000000006fa3eb19>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 [<000000009c39a2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88805c289ac0 (size 6592): comm "syz-executor.2", pid 55488, jiffies 4295187545 (age 23.139s) hex dump (first 32 bytes): 02 40 02 00 00 00 00 00 00 00 00 00 00 00 00 00 .@.............. 00 00 00 00 01 00 00 00 80 00 00 00 00 00 00 00 ................ backtrace: [<0000000058ad1bc8>] alloc_task_struct_node kernel/fork.c:171 [inline] [<0000000058ad1bc8>] dup_task_struct kernel/fork.c:885 [inline] [<0000000058ad1bc8>] copy_process+0x3011/0x6e20 kernel/fork.c:2006 [<00000000fcfe27a6>] kernel_clone+0xe7/0xa60 kernel/fork.c:2620 [<00000000aacc2cde>] __do_sys_clone+0xc1/0x100 kernel/fork.c:2737 [<000000006fa3eb19>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<000000006fa3eb19>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 [<000000009c39a2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff888044548000 (size 368): comm "syz-executor.2", pid 55488, jiffies 4295187591 (age 23.093s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 24 00 00 00 00 00 00 00 23 f5 de 02 00 00 00 00 $.......#....... backtrace: [<00000000227a005e>] kmem_cache_zalloc include/linux/slab.h:705 [inline] [<00000000227a005e>] taskstats_tgid_alloc kernel/taskstats.c:561 [inline] [<00000000227a005e>] taskstats_exit+0x5c6/0xac0 kernel/taskstats.c:600 [<00000000f12f0263>] do_exit+0x8b1/0x2840 kernel/exit.c:778 [<00000000e7c4c612>] do_group_exit+0x128/0x330 kernel/exit.c:932 [<000000000a074eb7>] __do_sys_exit_group kernel/exit.c:943 [inline] [<000000000a074eb7>] __se_sys_exit_group kernel/exit.c:941 [inline] [<000000000a074eb7>] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:941 [<000000006fa3eb19>] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [<000000006fa3eb19>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 [<000000009c39a2f2>] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: leak checking failed