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Sat, 9 Dec 2023 23:47:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48366 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229488AbjLJEr6 (ORCPT ); Sat, 9 Dec 2023 23:47:58 -0500 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1A3A2C4 for ; Sat, 9 Dec 2023 20:48:04 -0800 (PST) Received: by mail-oi1-f200.google.com with SMTP id 5614622812f47-3b9ed87a1fcso2502038b6e.2 for ; Sat, 09 Dec 2023 20:48:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702183683; x=1702788483; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=VNxmJH+jAu4My0Lr4U1OUO/pPBctNmejIKDzLw+l7GY=; b=qe0uIMM9mcdfnJmyZx1wqb2h9fDQ0ELJs/tk+dd81S/RPcc72R/iyiS4vGSXM1OzWR AMqgf/av4dhFJqO5k081Z94M/lH0oLw+9UTLM3po1XNwBX8kIqEnzH+TUv/4eSdsfs0p 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HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Sat, 09 Dec 2023 20:48:32 -0800 (PST) Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: memory leak in radix_tree_insert BUG: memory leak unreferenced object 0xffff88810bad6db0 (size 576): comm "syz-executor.0", pid 5766, jiffies 4294945919 (age 13.560s) hex dump (first 32 bytes): 3c 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 <............... f0 b3 c9 1b 81 88 ff ff c8 6d ad 0b 81 88 ff ff .........m...... backtrace: [] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline] [] slab_post_alloc_hook mm/slab.h:766 [inline] [] slab_alloc_node mm/slub.c:3478 [inline] [] slab_alloc mm/slub.c:3486 [inline] [] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] [] kmem_cache_alloc+0x298/0x430 mm/slub.c:3502 [] radix_tree_node_alloc.constprop.0+0x7c/0x1a0 lib/radix-tree.c:276 [] __radix_tree_create lib/radix-tree.c:628 [inline] [] radix_tree_insert+0x16b/0x3a0 lib/radix-tree.c:717 [] qrtr_tx_wait net/qrtr/af_qrtr.c:277 [inline] [] qrtr_node_enqueue+0x57d/0x640 net/qrtr/af_qrtr.c:349 [] qrtr_bcast_enqueue+0x66/0xd0 net/qrtr/af_qrtr.c:892 [] qrtr_sendmsg+0x232/0x450 net/qrtr/af_qrtr.c:993 [] sock_sendmsg_nosec net/socket.c:730 [inline] [] __sock_sendmsg+0x52/0xa0 net/socket.c:745 [] sock_write_iter+0xfb/0x180 net/socket.c:1158 [] call_write_iter include/linux/fs.h:2020 [inline] [] new_sync_write fs/read_write.c:491 [inline] [] vfs_write+0x327/0x590 fs/read_write.c:584 [] ksys_write+0x13b/0x170 fs/read_write.c:637 [] do_syscall_x64 arch/x86/entry/common.c:51 [inline] [] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82 [] entry_SYSCALL_64_after_hwframe+0x63/0x6b BUG: memory leak unreferenced object 0xffff88810c246000 (size 576): comm "syz-executor.0", pid 5766, jiffies 4294945920 (age 13.550s) hex dump (first 32 bytes): 36 0f 01 00 00 00 00 00 b0 6d ad 0b 81 88 ff ff 6........m...... f0 b3 c9 1b 81 88 ff ff 18 60 24 0c 81 88 ff ff .........`$..... backtrace: [] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline] [] slab_post_alloc_hook mm/slab.h:766 [inline] [] slab_alloc_node mm/slub.c:3478 [inline] [] slab_alloc mm/slub.c:3486 [inline] [] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] [] kmem_cache_alloc+0x298/0x430 mm/slub.c:3502 [] radix_tree_node_alloc.constprop.0+0x7c/0x1a0 lib/radix-tree.c:276 [] __radix_tree_create lib/radix-tree.c:628 [inline] [] radix_tree_insert+0x16b/0x3a0 lib/radix-tree.c:717 [] qrtr_tx_wait net/qrtr/af_qrtr.c:277 [inline] [] qrtr_node_enqueue+0x57d/0x640 net/qrtr/af_qrtr.c:349 [] qrtr_bcast_enqueue+0x66/0xd0 net/qrtr/af_qrtr.c:892 [] qrtr_sendmsg+0x232/0x450 net/qrtr/af_qrtr.c:993 [] sock_sendmsg_nosec net/socket.c:730 [inline] [] __sock_sendmsg+0x52/0xa0 net/socket.c:745 [] sock_write_iter+0xfb/0x180 net/socket.c:1158 [] call_write_iter include/linux/fs.h:2020 [inline] [] new_sync_write fs/read_write.c:491 [inline] [] vfs_write+0x327/0x590 fs/read_write.c:584 [] ksys_write+0x13b/0x170 fs/read_write.c:637 [] do_syscall_x64 arch/x86/entry/common.c:51 [inline] [] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82 [] entry_SYSCALL_64_after_hwframe+0x63/0x6b BUG: memory leak unreferenced object 0xffff88810c246248 (size 576): comm "syz-executor.0", pid 5766, jiffies 4294945921 (age 13.540s) hex dump (first 32 bytes): 30 3f 01 00 00 00 00 00 00 60 24 0c 81 88 ff ff 0?.......`$..... f0 b3 c9 1b 81 88 ff ff 60 62 24 0c 81 88 ff ff ........`b$..... backtrace: [] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline] [] slab_post_alloc_hook mm/slab.h:766 [inline] [] slab_alloc_node mm/slub.c:3478 [inline] [] slab_alloc mm/slub.c:3486 [inline] [] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] [] kmem_cache_alloc+0x298/0x430 mm/slub.c:3502 [] radix_tree_node_alloc.constprop.0+0x7c/0x1a0 lib/radix-tree.c:276 [] __radix_tree_create lib/radix-tree.c:628 [inline] [] radix_tree_insert+0x16b/0x3a0 lib/radix-tree.c:717 [] qrtr_tx_wait net/qrtr/af_qrtr.c:277 [inline] [] qrtr_node_enqueue+0x57d/0x640 net/qrtr/af_qrtr.c:349 [] qrtr_bcast_enqueue+0x66/0xd0 net/qrtr/af_qrtr.c:892 [] qrtr_sendmsg+0x232/0x450 net/qrtr/af_qrtr.c:993 [] sock_sendmsg_nosec net/socket.c:730 [inline] [] __sock_sendmsg+0x52/0xa0 net/socket.c:745 [] sock_write_iter+0xfb/0x180 net/socket.c:1158 [] call_write_iter include/linux/fs.h:2020 [inline] [] new_sync_write fs/read_write.c:491 [inline] [] vfs_write+0x327/0x590 fs/read_write.c:584 [] ksys_write+0x13b/0x170 fs/read_write.c:637 [] do_syscall_x64 arch/x86/entry/common.c:51 [inline] [] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82 [] entry_SYSCALL_64_after_hwframe+0x63/0x6b BUG: memory leak unreferenced object 0xffff88810c246490 (size 576): comm "syz-executor.0", pid 5766, jiffies 4294945921 (age 13.540s) hex dump (first 32 bytes): 2a 3f 00 00 00 00 00 00 48 62 24 0c 81 88 ff ff *?......Hb$..... f0 b3 c9 1b 81 88 ff ff a8 64 24 0c 81 88 ff ff .........d$..... backtrace: [] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline] [] slab_post_alloc_hook mm/slab.h:766 [inline] [] slab_alloc_node mm/slub.c:3478 [inline] [] slab_alloc mm/slub.c:3486 [inline] [] __kmem_cache_alloc_lru mm/slub.c:3493 [inline] [] kmem_cache_alloc+0x298/0x430 mm/slub.c:3502 [] radix_tree_node_alloc.constprop.0+0x7c/0x1a0 lib/radix-tree.c:276 [] __radix_tree_create lib/radix-tree.c:628 [inline] [] radix_tree_insert+0x16b/0x3a0 lib/radix-tree.c:717 [] qrtr_tx_wait net/qrtr/af_qrtr.c:277 [inline] [] qrtr_node_enqueue+0x57d/0x640 net/qrtr/af_qrtr.c:349 [] qrtr_bcast_enqueue+0x66/0xd0 net/qrtr/af_qrtr.c:892 [] qrtr_sendmsg+0x232/0x450 net/qrtr/af_qrtr.c:993 [] sock_sendmsg_nosec net/socket.c:730 [inline] [] __sock_sendmsg+0x52/0xa0 net/socket.c:745 [] sock_write_iter+0xfb/0x180 net/socket.c:1158 [] call_write_iter include/linux/fs.h:2020 [inline] [] new_sync_write fs/read_write.c:491 [inline] [] vfs_write+0x327/0x590 fs/read_write.c:584 [] ksys_write+0x13b/0x170 fs/read_write.c:637 [] do_syscall_x64 arch/x86/entry/common.c:51 [inline] [] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82 [] entry_SYSCALL_64_after_hwframe+0x63/0x6b Tested on: commit: 33cc938e Linux 6.7-rc4 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=151b7d6ce80000 kernel config: https://syzkaller.appspot.com/x/.config?x=37d1b8bb20150e6 dashboard link: https://syzkaller.appspot.com/bug?extid=006987d1be3586e13555 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1242ef32e80000