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AJvYcCXE98eOrUdC5y30rjfacNGYrEYzp3r1hyodeg8kwNjAl7HpypPkAgfcuaeKQCog62cVncHz4Woi7oxMgpA=@vger.kernel.org X-Gm-Message-State: AOJu0Yw1qKLW7NtSZc6wuP9u/2/AEQhSn1SmiOYMGBmgDVEMQncakk84 b6sTYEiu7+tbhxORKzSRVkzey2Fbg1gv6DqBTlsF/ciCVR4RX3EvBrr5LaSKiHiujYk5G1A3p7O /zLpxeTA54zGrG/xQinCfnx0ZHHiMp5iu/TfuJQD3IdTP8Gu5CM6QQ3RFu1o= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:814:b0:662:b831:b830 with SMTP id 006d021491bc7-6630f38a4c2mr1639276eaf.65.1769786404595; Fri, 30 Jan 2026 07:20:04 -0800 (PST) Date: Fri, 30 Jan 2026 07:20:04 -0800 In-Reply-To: <20260130143741.67498-1-kartikey406@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <697ccc24.050a0220.371857.00e5.GAE@google.com> Subject: Re: [syzbot] [gfs2?] memory leak in __kthread_create_on_node 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 gfs2_quota_init BUG: memory leak unreferenced object 0xffff88812de7c000 (size 8192): comm "syz.6.189", pid 7764, jiffies 4294962014 hex dump (first 32 bytes): 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 00 ................ backtrace (crc 8429a099): 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] __do_kmalloc_node mm/slub.c:5656 [inline] __kmalloc_noprof+0x465/0x680 mm/slub.c:5669 kmalloc_noprof include/linux/slab.h:961 [inline] kzalloc_noprof include/linux/slab.h:1094 [inline] gfs2_quota_init+0xe5/0x820 fs/gfs2/quota.c:1409 gfs2_make_fs_rw+0x7a/0xe0 fs/gfs2/super.c:149 gfs2_fill_super+0xfbb/0x1240 fs/gfs2/ops_fstype.c:1275 get_tree_bdev_flags+0x1c0/0x290 fs/super.c:1691 gfs2_get_tree+0x26/0xd0 fs/gfs2/ops_fstype.c:1334 vfs_get_tree+0x30/0x120 fs/super.c:1751 fc_mount fs/namespace.c:1199 [inline] do_new_mount_fc fs/namespace.c:3636 [inline] do_new_mount fs/namespace.c:3712 [inline] path_mount+0x5a9/0x1350 fs/namespace.c:4022 do_mount fs/namespace.c:4035 [inline] __do_sys_mount fs/namespace.c:4224 [inline] __se_sys_mount fs/namespace.c:4201 [inline] __x64_sys_mount+0x1a3/0x1e0 fs/namespace.c:4201 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xa4/0xf80 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: 4d310797 Merge tag 'pm-6.19-rc8' of git://git.kernel.o.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=10ccc802580000 kernel config: https://syzkaller.appspot.com/x/.config?x=9d7d0fbecb37bff8 dashboard link: https://syzkaller.appspot.com/bug?extid=aac438d7a1c44071e04b 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=116fb38a580000