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AJvYcCVL/emGIMd0GrxKIwy3nljYNfmSbTWSs5nEIK7qXcQUggJn46fYwHReitWXSCS8icBxlp2/AI8=@vger.kernel.org X-Gm-Message-State: AOJu0YwV6Fq7CCwIR0Hkp2+bTtfl5kNozZ67S5TFtva/7+1EPwjtys00 u74jxBTAi49mgwcMdy8LwGdJObG5GVpa7LkKA0oIccPdXXvP9JZmUqMvIg++G3h/T4jmy+K7vam 4tYfjmbCSsXYcosgnfA2pVJCBEdgVjvvCV3KlS4BMNoCIn+1vBJ12IoJEmJQ= Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:983:b0:679:f226:30eb with SMTP id 006d021491bc7-67b9bd31610mr3562334eaf.35.1772909952527; Sat, 07 Mar 2026 10:59:12 -0800 (PST) Date: Sat, 07 Mar 2026 10:59:12 -0800 In-Reply-To: <20260306151004.2862198-1-cratiu@nvidia.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69ac7580.050a0220.13f275.005b.GAE@google.com> Subject: [syzbot ci] Re: macsec: Add support for VLAN filtering in offload mode From: syzbot ci To: andrew@lunn.ch, cratiu@nvidia.com, davem@davemloft.net, dtatulea@nvidia.com, edumazet@google.com, kuba@kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, sd@queasysnail.net Cc: syzbot@lists.linux.dev, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot ci has tested the following series [v3] macsec: Add support for VLAN filtering in offload mode https://lore.kernel.org/all/20260306151004.2862198-1-cratiu@nvidia.com * [PATCH net v3 1/3] nsim: Add support for VLAN filters * [PATCH net v3 2/3] selftests: Add macsec offload VLAN tests * [PATCH net v3 3/3] macsec: Support VLAN-filtering lower devices and found the following issue: WARNING in nsim_destroy Full report is available here: https://ci.syzbot.org/series/82631b62-e289-479c-90ac-235c613bbae1 *** WARNING in nsim_destroy tree: net URL: https://kernel.googlesource.com/pub/scm/linux/kernel/git/netdev/net.git base: b06ccbabe2506fd70b9167a644978b049150224a arch: amd64 compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8 config: https://ci.syzbot.org/builds/0beaf859-b4a7-4d7b-b4cf-b7e48e02f7a5/config C repro: https://ci.syzbot.org/findings/6f1250ca-99f0-4162-b147-c373abd95c96/c_repro syz repro: https://ci.syzbot.org/findings/6f1250ca-99f0-4162-b147-c373abd95c96/syz_repro ------------[ cut here ]------------ 1 WARNING: drivers/net/netdevsim/netdev.c:1235 at nsim_destroy+0x155/0x780 drivers/net/netdevsim/netdev.c:1235, CPU#1: kworker/u8:3/5864 Modules linked in: CPU: 1 UID: 0 PID: 5864 Comm: kworker/u8:3 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Workqueue: netns cleanup_net RIP: 0010:nsim_destroy+0x155/0x780 drivers/net/netdevsim/netdev.c:1235 Code: c4 48 89 c6 48 81 e6 00 f0 00 00 31 ff e8 c3 f0 af fa 4c 89 e0 48 25 00 f0 00 00 74 0c e8 d3 eb af fa eb 2e e8 cc eb af fa 90 <0f> 0b 90 41 ff c4 41 0f b7 d4 be 00 10 00 00 4c 89 ff e8 74 6d 8f RSP: 0018:ffffc90004857628 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff110222a31b8 RCX: ffff88816f3fd700 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff90109377 R09: 1ffffffff202126e R10: dffffc0000000000 R11: fffffbfff202126f R12: 0000000000000000 R13: ffff888111518dc0 R14: dffffc0000000000 R15: ffff888111519508 FS: 0000000000000000(0000) GS:ffff8882a94ae000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007feb04e16038 CR3: 000000000e54a000 CR4: 00000000000006f0 Call Trace: __nsim_dev_port_del+0x14d/0x1b0 drivers/net/netdevsim/dev.c:1528 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1540 [inline] nsim_dev_reload_destroy+0x288/0x490 drivers/net/netdevsim/dev.c:1764 nsim_dev_reload_down+0x8a/0xc0 drivers/net/netdevsim/dev.c:1038 devlink_reload+0x1d1/0x8d0 net/devlink/dev.c:461 devlink_pernet_pre_exit+0x1e6/0x3f0 net/devlink/core.c:507 ops_pre_exit_list net/core/net_namespace.c:161 [inline] ops_undo_list+0x187/0x940 net/core/net_namespace.c:234 cleanup_net+0x56b/0x800 net/core/net_namespace.c:704 process_one_work kernel/workqueue.c:3275 [inline] process_scheduled_works+0xaec/0x17a0 kernel/workqueue.c:3358 worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439 kthread+0x388/0x470 kernel/kthread.c:467 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 *** If these findings have caused you to resend the series or submit a separate fix, please add the following tag to your commit message: Tested-by: syzbot@syzkaller.appspotmail.com --- This report is generated by a bot. It may contain errors. syzbot ci engineers can be reached at syzkaller@googlegroups.com.