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AJvYcCVzLcuSXkRncEkY/a4j1k/fvMLd8uQxpBtQFESt4sdn4XvwkYca2kbRXdg40L9dalLj/T/xK99I83ymyN0=@vger.kernel.org X-Gm-Message-State: AOJu0Yzq+c3Wm8xOUdYDyAkEHuUEeoZUyKRh/7SkFvH6P5YSfqRYDCZg DFiHRxqNLxfmhPsbFUCnmWmwoH7AxjcfiI++f/PqFL3aS8Tnxrb91DJAfTrMXh9fp8d0mqS2ZlZ n6L0ogBsNPLp0b+x1VFrgp9OPwkRpwo73OQS6VukU6SAS/MgnwBF6MGVyBrg= X-Google-Smtp-Source: AGHT+IHHzJdcFjPnOCzKBzdsCZVdaypCVNcL6c2ADxyyU3SG2c/bCyuBD+cSwRmVB6gGbLQg31InVTRSeT9sduTZu5N0FhCqztvR Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:678e:b0:65f:c81:9cd6 with SMTP id 006d021491bc7-65f550ad7bemr2941547eaf.83.1767927481463; Thu, 08 Jan 2026 18:58:01 -0800 (PST) Date: Thu, 08 Jan 2026 18:58:01 -0800 In-Reply-To: <20260109015342.306359-1-kartikey406@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69606eb9.050a0220.1c677c.03ae.GAE@google.com> Subject: Re: [syzbot] [batman?] [bluetooth?] memory leak in skb_clone (3) 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 skb_clone 2026/01/09 02:57:04 executed programs: 5 BUG: memory leak unreferenced object 0xffff88810decb900 (size 240): comm "kworker/u9:1", pid 5134, jiffies 4294946665 hex dump (first 32 bytes): 90 6c 45 14 81 88 ff ff 90 6c 45 14 81 88 ff ff .lE......lE..... 00 00 00 00 00 00 00 00 00 6c 45 14 81 88 ff ff .........lE..... backtrace (crc 8f01ee2f): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4958 [inline] slab_alloc_node mm/slub.c:5263 [inline] kmem_cache_alloc_noprof+0x3b4/0x590 mm/slub.c:5270 skb_clone+0xae/0x2b0 net/core/skbuff.c:2087 __skb_tstamp_tx+0x3a0/0x4c0 net/core/skbuff.c:5679 hci_conn_tx_queue+0x11c/0x1d0 net/bluetooth/hci_conn.c:3050 hci_send_conn_frame net/bluetooth/hci_core.c:3086 [inline] hci_sched_acl_pkt net/bluetooth/hci_core.c:3701 [inline] hci_sched_acl net/bluetooth/hci_core.c:3726 [inline] hci_tx_work+0x437/0x570 net/bluetooth/hci_core.c:3820 process_one_work+0x26b/0x620 kernel/workqueue.c:3257 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x2c4/0x4f0 kernel/workqueue.c:3421 kthread+0x15b/0x310 kernel/kthread.c:463 ret_from_fork+0x2cf/0x300 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF Tested on: commit: 5572ad8f Merge tag 'trace-v6.19-rc4' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=10b65f92580000 kernel config: https://syzkaller.appspot.com/x/.config?x=d60836e327fd6756 dashboard link: https://syzkaller.appspot.com/bug?extid=6e76aa21aaf2d8be6034 compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1007119a580000