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AJvYcCURErFPjy5xElY5O9hHsLoVQGzQrqOGHMlTMfPSJOB6T+F9YcfCmWrfG2OoGKaeqA9IQZdsp8+1TJ4H6c5w3nXlIdhVZujkbYf0ATwj X-Gm-Message-State: AOJu0YxnW6a70qRzu5ng0mmUX3ofnpUR+kYuUm9YlEB6JnwOyGxF7stc ZZyJMFjWQ69FWcV7vmhXCVlKuTq+ZNPKY47mTXJ95CZsijmhNVttCaHLCgl3FLu9o6hlD7LQnRH GRcSI1cnTIb4jNv1Kht2jYZweUtbdb5C05gTZFZcKqWLUpFeRHrmHDRE= X-Google-Smtp-Source: AGHT+IGbF+h8vgEmVuLVSqw8VUOCxUDbzHv6vN14kAKpmPXDA83IyVqZlKNwYiijytn9SaZ3iKkFXSVtSOedFG0TcUu89k3pQ/bf Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:218a:b0:363:c4a0:5d06 with SMTP id j10-20020a056e02218a00b00363c4a05d06mr159076ila.1.1707904323060; Wed, 14 Feb 2024 01:52:03 -0800 (PST) Date: Wed, 14 Feb 2024 01:52:03 -0800 In-Reply-To: <9cf86b72-286d-f726-6907-ff2c11af6d75@blackhole.kfki.hu> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007c900506115476fc@google.com> Subject: Re: [syzbot] [netfilter?] WARNING: ODEBUG bug in ip_set_free From: syzbot To: kadlec@blackhole.kfki.hu, 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: WARNING: ODEBUG bug in ip_set_free ------------[ cut here ]------------ ODEBUG: free active (active state 0) object: 0000000062ae9ef3 object type: timer_list hint: bitmap_port_gc+0x0/0x4dc net/netfilter/ipset/ip_set_bitmap_port.c:282 WARNING: CPU: 0 PID: 6628 at lib/debugobjects.c:517 debug_print_object lib/debugobjects.c:514 [inline] WARNING: CPU: 0 PID: 6628 at lib/debugobjects.c:517 __debug_check_no_obj_freed lib/debugobjects.c:989 [inline] WARNING: CPU: 0 PID: 6628 at lib/debugobjects.c:517 debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1019 Modules linked in: CPU: 0 PID: 6628 Comm: syz-executor.0 Not tainted 6.8.0-rc3-syzkaller-00010-gf735966ee23c-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : debug_print_object lib/debugobjects.c:514 [inline] pc : __debug_check_no_obj_freed lib/debugobjects.c:989 [inline] pc : debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1019 lr : debug_print_object lib/debugobjects.c:514 [inline] lr : __debug_check_no_obj_freed lib/debugobjects.c:989 [inline] lr : debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1019 sp : ffff8000978c6950 x29: ffff8000978c6990 x28: 0000000000000000 x27: ffff80008aeec3c0 x26: ffff0000e345d318 x25: dfff800000000000 x24: 0000000000000000 x23: ffff80009368be40 x22: ffff0000e345d000 x21: 0000000000000000 x20: ffff8000894dfe30 x19: ffff0000e345d300 x18: 1fffe000367ff596 x17: ffff80008ec6d000 x16: ffff80008031fff4 x15: 0000000000000001 x14: 1fffe00036801de8 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : dee47f29bae7c100 x8 : dee47f29bae7c100 x7 : ffff800080296b68 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008aecd8e0 x0 : ffff800125439000 Call trace: debug_print_object lib/debugobjects.c:514 [inline] __debug_check_no_obj_freed lib/debugobjects.c:989 [inline] debug_check_no_obj_freed+0x398/0x47c lib/debugobjects.c:1019 slab_free_hook mm/slub.c:2093 [inline] slab_free mm/slub.c:4299 [inline] kfree+0x114/0x3cc mm/slub.c:4409 kvfree+0x40/0x50 mm/util.c:663 ip_set_free+0x28/0x7c net/netfilter/ipset/ip_set_core.c:264 bitmap_port_destroy+0xe4/0x324 net/netfilter/ipset/ip_set_bitmap_gen.h:66 ip_set_create+0x904/0xf48 net/netfilter/ipset/ip_set_core.c:1157 nfnetlink_rcv_msg+0xa78/0xf80 net/netfilter/nfnetlink.c:302 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2543 nfnetlink_rcv+0x21c/0x1ed0 net/netfilter/nfnetlink.c:659 netlink_unicast_kernel net/netlink/af_netlink.c:1341 [inline] netlink_unicast+0x65c/0x898 net/netlink/af_netlink.c:1367 netlink_sendmsg+0x83c/0xb20 net/netlink/af_netlink.c:1908 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2584 ___sys_sendmsg net/socket.c:2638 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2667 __do_sys_sendmsg net/socket.c:2676 [inline] __se_sys_sendmsg net/socket.c:2674 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2674 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 294 hardirqs last enabled at (293): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (293): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (294): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (276): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (276): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (147): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]--- Tested on: commit: f735966e Merge branches 'for-next/reorg-va-space' and .. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=10afd01c180000 kernel config: https://syzkaller.appspot.com/x/.config?x=d47605a39da2cf06 dashboard link: https://syzkaller.appspot.com/bug?extid=ebbab3e04c88fa141e6b compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 patch: https://syzkaller.appspot.com/x/patch.diff?x=10de0934180000