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Tue, 21 Oct 2025 00:50:10 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v2] net/smc: fix general protection fault in __smc_diag_dump From: patchwork-bot+netdevbpf@kernel.org Message-Id: <176100780950.473459.10068795081815761640.git-patchwork-notify@kernel.org> Date: Tue, 21 Oct 2025 00:50:09 +0000 References: <20251017024827.3137512-1-wangliang74@huawei.com> In-Reply-To: <20251017024827.3137512-1-wangliang74@huawei.com> To: Wang Liang Cc: alibuda@linux.alibaba.com, dust.li@linux.alibaba.com, sidraya@linux.ibm.com, wenjia@linux.ibm.com, mjambigi@linux.ibm.com, tonylu@linux.alibaba.com, guwen@linux.alibaba.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, linux-rdma@vger.kernel.org, linux-s390@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, yuehaibing@huawei.com, zhangchangzhong@huawei.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Fri, 17 Oct 2025 10:48:27 +0800 you wrote: > The syzbot report a crash: > > Oops: general protection fault, probably for non-canonical address 0xfbd5a5d5a0000003: 0000 [#1] SMP KASAN NOPTI > KASAN: maybe wild-memory-access in range [0xdead4ead00000018-0xdead4ead0000001f] > CPU: 1 UID: 0 PID: 6949 Comm: syz.0.335 Not tainted syzkaller #0 PREEMPT(full) > Hardware name: Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 > RIP: 0010:smc_diag_msg_common_fill net/smc/smc_diag.c:44 [inline] > RIP: 0010:__smc_diag_dump.constprop.0+0x3ca/0x2550 net/smc/smc_diag.c:89 > Call Trace: > > smc_diag_dump_proto+0x26d/0x420 net/smc/smc_diag.c:217 > smc_diag_dump+0x27/0x90 net/smc/smc_diag.c:234 > netlink_dump+0x539/0xd30 net/netlink/af_netlink.c:2327 > __netlink_dump_start+0x6d6/0x990 net/netlink/af_netlink.c:2442 > netlink_dump_start include/linux/netlink.h:341 [inline] > smc_diag_handler_dump+0x1f9/0x240 net/smc/smc_diag.c:251 > __sock_diag_cmd net/core/sock_diag.c:249 [inline] > sock_diag_rcv_msg+0x438/0x790 net/core/sock_diag.c:285 > netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552 > netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] > netlink_unicast+0x5a7/0x870 net/netlink/af_netlink.c:1346 > netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1896 > sock_sendmsg_nosec net/socket.c:714 [inline] > __sock_sendmsg net/socket.c:729 [inline] > ____sys_sendmsg+0xa95/0xc70 net/socket.c:2614 > ___sys_sendmsg+0x134/0x1d0 net/socket.c:2668 > __sys_sendmsg+0x16d/0x220 net/socket.c:2700 > do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] > do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94 > entry_SYSCALL_64_after_hwframe+0x77/0x7f > > > [...] Here is the summary with links: - [net,v2] net/smc: fix general protection fault in __smc_diag_dump https://git.kernel.org/netdev/net/c/f584239a9ed2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html