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AJvYcCVYiQA0XD1Fe00nWgi8KMT7Pcsa9QC4G6wKYkx1VnknsVId/2f0m+7R/YMLdo1D4Apw2UUZQxNYg+/AZd0=@vger.kernel.org X-Gm-Message-State: AOJu0YyaA+fXiovf0F24zp2pqM39/yE+MASSPSFbP8lQNNx36KRF3BA8 1aG3dmMfePAbQwJv1///8x0VulniDXQueyrzeio8JZIEFb9CAPQbnAWEeHlqkituxPHtSGQ9a8g IMbbjTNDi49rBLOogCBIYRQ6XbUtiTM0LH9J63+FYnzaqfsBevgEMOs5B4Kg= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:68d7:10b0:467:155f:8c4a with SMTP id 5614622812f47-467e5f090a4mr2175753b6e.32.1774064162046; Fri, 20 Mar 2026 20:36:02 -0700 (PDT) Date: Fri, 20 Mar 2026 20:36:02 -0700 In-Reply-To: <20260321020935.1113436-1-kartikey406@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69be1222.050a0220.3bf4de.0039.GAE@google.com> Subject: Re: [syzbot] [ntfs3?] memory leak in run_add_entry (2) From: syzbot To: kartikey406@gmail.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: memory leak in run_add_entry BUG: memory leak unreferenced object 0xffff8881293eb400 (size 64): comm "syz.0.17", pid 6727, jiffies 4294946367 hex dump (first 32 bytes): 00 00 00 00 01 00 00 00 1e 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 692543f4): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4543 [inline] slab_alloc_node mm/slub.c:4866 [inline] __do_kmalloc_node mm/slub.c:5259 [inline] __kvmalloc_node_noprof+0x53d/0x770 mm/slub.c:6752 run_add_entry+0x108/0x730 fs/ntfs3/run.c:390 attr_allocate_clusters+0x15a/0x450 fs/ntfs3/attrib.c:199 indx_create_allocate fs/ntfs3/index.c:1449 [inline] indx_insert_into_root+0x575/0xb50 fs/ntfs3/index.c:1705 indx_insert_entry+0x182/0x290 fs/ntfs3/index.c:1995 ni_add_name+0x1ab/0x2e0 fs/ntfs3/frecord.c:2764 ntfs_link_inode+0x95/0xc0 fs/ntfs3/inode.c:1794 ntfs_link+0xb4/0x180 fs/ntfs3/namei.c:146 vfs_link+0x270/0x5a0 fs/namei.c:5746 filename_linkat+0x262/0x3c0 fs/namei.c:5814 __do_sys_link fs/namei.c:5847 [inline] __se_sys_link fs/namei.c:5843 [inline] __x64_sys_link+0x4b/0x70 fs/namei.c:5843 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f BUG: memory leak unreferenced object 0xffff888108dbf5c0 (size 64): comm "syz.0.18", pid 6734, jiffies 4294946376 hex dump (first 32 bytes): 00 00 00 00 01 00 00 00 1e 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc 692543f4): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4543 [inline] slab_alloc_node mm/slub.c:4866 [inline] __do_kmalloc_node mm/slub.c:5259 [inline] __kvmalloc_node_noprof+0x53d/0x770 mm/slub.c:6752 run_add_entry+0x108/0x730 fs/ntfs3/run.c:390 attr_allocate_clusters+0x15a/0x450 fs/ntfs3/attrib.c:199 indx_create_allocate fs/ntfs3/index.c:1449 [inline] indx_insert_into_root+0x575/0xb50 fs/ntfs3/index.c:1705 indx_insert_entry+0x182/0x290 fs/ntfs3/index.c:1995 ni_add_name+0x1ab/0x2e0 fs/ntfs3/frecord.c:2764 ntfs_link_inode+0x95/0xc0 fs/ntfs3/inode.c:1794 ntfs_link+0xb4/0x180 fs/ntfs3/namei.c:146 vfs_link+0x270/0x5a0 fs/namei.c:5746 filename_linkat+0x262/0x3c0 fs/namei.c:5814 __do_sys_link fs/namei.c:5847 [inline] __se_sys_link fs/namei.c:5843 [inline] __x64_sys_link+0x4b/0x70 fs/namei.c:5843 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF Tested on: commit: 42bddab0 Merge tag 'execve-v7.0-rc5' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1059ca06580000 kernel config: https://syzkaller.appspot.com/x/.config?x=e2bba615ee79faa5 dashboard link: https://syzkaller.appspot.com/bug?extid=7adcddaeeb860e5d3f2f compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44 patch: https://syzkaller.appspot.com/x/patch.diff?x=10d866da580000