executing program executing program executing program executing program BUG: memory leak unreferenced object 0xffff88810639ff00 (size 176): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 30.020s) 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/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff888105b5eb40 (size 32): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 30.020s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 b0 72 bc 00 81 88 ff ff .........r...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:954 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:968 [] kmalloc include/linux/slab.h:569 [inline] [] kzalloc include/linux/slab.h:700 [inline] [] lsm_cred_alloc security/security.c:540 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1705 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff88810e22b900 (size 256): comm "syz-executor173", pid 3677, jiffies 4294960248 (age 30.010s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 0e b0 07 81 88 ff ff 80 c7 4e 13 81 88 ff ff .........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810e22bf00 (size 256): comm "syz-executor173", pid 3670, jiffies 4294960249 (age 30.000s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0 90 b9 0b 81 88 ff ff 80 c4 4e 13 81 88 ff ff ..........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810639ff00 (size 176): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 31.380s) 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/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff888105b5eb40 (size 32): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 31.380s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 b0 72 bc 00 81 88 ff ff .........r...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:954 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:968 [] kmalloc include/linux/slab.h:569 [inline] [] kzalloc include/linux/slab.h:700 [inline] [] lsm_cred_alloc security/security.c:540 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1705 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff88810e22b900 (size 256): comm "syz-executor173", pid 3677, jiffies 4294960248 (age 31.370s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 0e b0 07 81 88 ff ff 80 c7 4e 13 81 88 ff ff .........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810e22bf00 (size 256): comm "syz-executor173", pid 3670, jiffies 4294960249 (age 31.360s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0 90 b9 0b 81 88 ff ff 80 c4 4e 13 81 88 ff ff ..........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810639ff00 (size 176): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 32.730s) 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/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff888105b5eb40 (size 32): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 32.730s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 b0 72 bc 00 81 88 ff ff .........r...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:954 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:968 [] kmalloc include/linux/slab.h:569 [inline] [] kzalloc include/linux/slab.h:700 [inline] [] lsm_cred_alloc security/security.c:540 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1705 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff88810e22b900 (size 256): comm "syz-executor173", pid 3677, jiffies 4294960248 (age 32.720s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 0e b0 07 81 88 ff ff 80 c7 4e 13 81 88 ff ff .........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810e22bf00 (size 256): comm "syz-executor173", pid 3670, jiffies 4294960249 (age 32.710s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0 90 b9 0b 81 88 ff ff 80 c4 4e 13 81 88 ff ff ..........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810639ff00 (size 176): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 32.780s) 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/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff888105b5eb40 (size 32): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 32.780s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 b0 72 bc 00 81 88 ff ff .........r...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:954 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:968 [] kmalloc include/linux/slab.h:569 [inline] [] kzalloc include/linux/slab.h:700 [inline] [] lsm_cred_alloc security/security.c:540 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1705 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff88810e22b900 (size 256): comm "syz-executor173", pid 3677, jiffies 4294960248 (age 32.770s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 0e b0 07 81 88 ff ff 80 c7 4e 13 81 88 ff ff .........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810e22bf00 (size 256): comm "syz-executor173", pid 3670, jiffies 4294960249 (age 32.760s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0 90 b9 0b 81 88 ff ff 80 c4 4e 13 81 88 ff ff ..........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810639ff00 (size 176): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 32.840s) 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/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff888105b5eb40 (size 32): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 32.840s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 b0 72 bc 00 81 88 ff ff .........r...... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] __do_kmalloc_node mm/slab_common.c:954 [inline] [] __kmalloc+0x46/0x120 mm/slab_common.c:968 [] kmalloc include/linux/slab.h:569 [inline] [] kzalloc include/linux/slab.h:700 [inline] [] lsm_cred_alloc security/security.c:540 [inline] [] security_prepare_creds+0xa5/0xd0 security/security.c:1705 [] prepare_creds+0x2e6/0x470 kernel/cred.c:291 [] ovl_fill_super+0xad/0x2730 fs/overlayfs/super.c:2007 [] mount_nodev+0x5c/0xc0 fs/super.c:1447 [] legacy_get_tree+0x2b/0x90 fs/fs_context.c:610 [] vfs_get_tree+0x28/0x100 fs/super.c:1531 [] do_new_mount fs/namespace.c:3040 [inline] [] path_mount+0xc37/0x10d0 fs/namespace.c:3370 [] do_mount fs/namespace.c:3383 [inline] [] __do_sys_mount fs/namespace.c:3591 [inline] [] __se_sys_mount fs/namespace.c:3568 [inline] [] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3568 [] 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 0xffff88810e22b900 (size 256): comm "syz-executor173", pid 3677, jiffies 4294960248 (age 32.830s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 20 0e b0 07 81 88 ff ff 80 c7 4e 13 81 88 ff ff .........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810e22bf00 (size 256): comm "syz-executor173", pid 3670, jiffies 4294960249 (age 32.820s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0 90 b9 0b 81 88 ff ff 80 c4 4e 13 81 88 ff ff ..........N..... backtrace: [] kmem_cache_zalloc include/linux/slab.h:690 [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:317 [inline] [] ovl_copy_up_tmpfile fs/overlayfs/copy_up.c:747 [inline] [] ovl_do_copy_up fs/overlayfs/copy_up.c:839 [inline] [] ovl_copy_up_one+0xe5c/0x1670 fs/overlayfs/copy_up.c:1007 [] ovl_copy_up_flags+0x107/0x170 fs/overlayfs/copy_up.c:1053 [] ovl_maybe_copy_up+0x100/0x130 fs/overlayfs/copy_up.c:1085 [] ovl_open+0x52/0x100 fs/overlayfs/file.c:152 [] do_dentry_open+0x2ff/0x7c0 fs/open.c:882 [] do_open fs/namei.c:3557 [inline] [] path_openat+0x161f/0x1b70 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 0xffff88810639ff00 (size 176): comm "syz-executor173", pid 3670, jiffies 4294960247 (age 32.890s) 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: [