executing program executing program executing program executing program executing program BUG: memory leak unreferenced object 0xffff88810af3b780 (size 176): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 22.040s) 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: [] prepare_creds+0x27/0x470 kernel/cred.c:260 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888104fb6d00 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 22.040s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 a8 f1 e1 00 81 88 ff ff ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:967 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:981 [] kmalloc include/linux/slab.h:584 [inline] [] kzalloc include/linux/slab.h:720 [inline] [] lsm_cred_alloc security/security.c:568 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1780 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810508e100 (size 256): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 22.040s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 4e c2 04 81 88 ff ff 80 d7 89 0e 81 88 ff ff N.............. backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] __alloc_file+0x1f/0xf0 fs/file_table.c:138 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810aa38da0 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 22.040s) hex dump (first 32 bytes): ff 7f 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ a8 f1 e1 00 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] lsm_file_alloc security/security.c:603 [inline] [] security_file_alloc+0x2a/0xb0 security/security.c:1599 [] __alloc_file+0x5d/0xf0 fs/file_table.c:143 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810af3b780 (size 176): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 24.010s) 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: [] prepare_creds+0x27/0x470 kernel/cred.c:260 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888104fb6d00 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 24.010s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 a8 f1 e1 00 81 88 ff ff ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:967 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:981 [] kmalloc include/linux/slab.h:584 [inline] [] kzalloc include/linux/slab.h:720 [inline] [] lsm_cred_alloc security/security.c:568 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1780 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810508e100 (size 256): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 24.010s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 4e c2 04 81 88 ff ff 80 d7 89 0e 81 88 ff ff N.............. backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] __alloc_file+0x1f/0xf0 fs/file_table.c:138 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810aa38da0 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 24.010s) hex dump (first 32 bytes): ff 7f 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ a8 f1 e1 00 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] lsm_file_alloc security/security.c:603 [inline] [] security_file_alloc+0x2a/0xb0 security/security.c:1599 [] __alloc_file+0x5d/0xf0 fs/file_table.c:143 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810af3b780 (size 176): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.010s) 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: [] prepare_creds+0x27/0x470 kernel/cred.c:260 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888104fb6d00 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.010s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 a8 f1 e1 00 81 88 ff ff ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:967 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:981 [] kmalloc include/linux/slab.h:584 [inline] [] kzalloc include/linux/slab.h:720 [inline] [] lsm_cred_alloc security/security.c:568 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1780 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810508e100 (size 256): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.010s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 4e c2 04 81 88 ff ff 80 d7 89 0e 81 88 ff ff N.............. backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] __alloc_file+0x1f/0xf0 fs/file_table.c:138 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810aa38da0 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.020s) hex dump (first 32 bytes): ff 7f 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ a8 f1 e1 00 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] lsm_file_alloc security/security.c:603 [inline] [] security_file_alloc+0x2a/0xb0 security/security.c:1599 [] __alloc_file+0x5d/0xf0 fs/file_table.c:143 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810af3b780 (size 176): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.050s) 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: [] prepare_creds+0x27/0x470 kernel/cred.c:260 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888104fb6d00 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.050s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 a8 f1 e1 00 81 88 ff ff ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:967 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:981 [] kmalloc include/linux/slab.h:584 [inline] [] kzalloc include/linux/slab.h:720 [inline] [] lsm_cred_alloc security/security.c:568 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1780 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810508e100 (size 256): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.050s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 4e c2 04 81 88 ff ff 80 d7 89 0e 81 88 ff ff N.............. backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] __alloc_file+0x1f/0xf0 fs/file_table.c:138 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810aa38da0 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.050s) hex dump (first 32 bytes): ff 7f 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ a8 f1 e1 00 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] lsm_file_alloc security/security.c:603 [inline] [] security_file_alloc+0x2a/0xb0 security/security.c:1599 [] __alloc_file+0x5d/0xf0 fs/file_table.c:143 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810af3b780 (size 176): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.080s) 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: [] prepare_creds+0x27/0x470 kernel/cred.c:260 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888104fb6d00 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.080s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 a8 f1 e1 00 81 88 ff ff ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:967 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:981 [] kmalloc include/linux/slab.h:584 [inline] [] kzalloc include/linux/slab.h:720 [inline] [] lsm_cred_alloc security/security.c:568 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1780 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2760 fs/overlayfs/super.c:1917 [] mount_nodev+0x5c/0xc0 fs/super.c:1405 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1489 [] do_new_mount fs/namespace.c:3145 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3475 [] do_mount fs/namespace.c:3488 [inline] [] __do_sys_mount fs/namespace.c:3697 [inline] [] __se_sys_mount fs/namespace.c:3674 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3674 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810508e100 (size 256): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.080s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 4e c2 04 81 88 ff ff 80 d7 89 0e 81 88 ff ff N.............. backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] __alloc_file+0x1f/0xf0 fs/file_table.c:138 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161b/0x1c10 fs/namei.c:3714 [] do_filp_open+0xc1/0x1b0 fs/namei.c:3741 [] do_sys_openat2+0xed/0x260 fs/open.c:1310 [] do_sys_open fs/open.c:1326 [inline] [] __do_sys_open fs/open.c:1334 [inline] [] __se_sys_open fs/open.c:1330 [inline] [] __x64_sys_open+0x7d/0xe0 fs/open.c:1330 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810aa38da0 (size 32): comm "syz-executor275", pid 5105, jiffies 4294962108 (age 25.080s) hex dump (first 32 bytes): ff 7f 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ a8 f1 e1 00 81 88 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [] kmem_cache_zalloc include/linux/slab.h:710 [inline] [] lsm_file_alloc security/security.c:603 [inline] [] security_file_alloc+0x2a/0xb0 security/security.c:1599 [] __alloc_file+0x5d/0xf0 fs/file_table.c:143 [] alloc_empty_file_noaccount+0x19/0x50 fs/file_table.c:209 [] vfs_tmpfile_open+0x26/0x90 fs/namei.c:3645 [] ovl_do_tmpfile fs/overlayfs/overlayfs.h:331 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:785 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:877 [inline] [] ovl_copy_up_one+0xeb3/0x1710 fs/overlayfs/copy_up.c:1045 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1091 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1123 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:153 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [