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Tue, 14 Apr 2026 15:35:41 -0700 (PDT) Received: from [172.17.0.2] ([48.214.55.50]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-8ac849e2891sm167852536d6.5.2026.04.14.15.35.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Apr 2026 15:35:40 -0700 (PDT) Message-ID: <69dec13c.050a0220.37dada.2fff@mx.google.com> Date: Tue, 14 Apr 2026 15:35:40 -0700 (PDT) Content-Type: multipart/mixed; boundary="===============3041066954435566932==" Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: bluez.test.bot@gmail.com To: linux-bluetooth@vger.kernel.org, mikhail.v.gavrilov@gmail.com Subject: RE: [v5] Bluetooth: l2cap: defer conn param update to avoid conn->lock/hdev->lock inversion In-Reply-To: <20260414215237.17791-1-mikhail.v.gavrilov@gmail.com> References: <20260414215237.17791-1-mikhail.v.gavrilov@gmail.com> Reply-To: linux-bluetooth@vger.kernel.org --===============3041066954435566932== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit This is automated email and please do not reply to this email! Dear submitter, Thank you for submitting the patches to the linux bluetooth mailing list. This is a CI test results with your patch series: PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=1081298 ---Test result--- Test Summary: CheckPatch PASS 1.24 seconds GitLint FAIL 0.32 seconds SubjectPrefix PASS 0.12 seconds BuildKernel PASS 25.79 seconds CheckAllWarning PASS 28.07 seconds CheckSparse PASS 27.00 seconds BuildKernel32 PASS 24.89 seconds TestRunnerSetup PASS 558.96 seconds TestRunner_l2cap-tester PASS 27.81 seconds TestRunner_iso-tester PASS 38.85 seconds TestRunner_bnep-tester PASS 6.38 seconds TestRunner_mgmt-tester FAIL 111.87 seconds TestRunner_rfcomm-tester PASS 9.45 seconds TestRunner_sco-tester FAIL 13.93 seconds TestRunner_ioctl-tester PASS 10.22 seconds TestRunner_mesh-tester FAIL 11.57 seconds TestRunner_smp-tester PASS 8.58 seconds TestRunner_userchan-tester PASS 6.77 seconds TestRunner_6lowpan-tester FAIL 8.43 seconds IncrementalBuild PASS 23.97 seconds Details ############################## Test: GitLint - FAIL Desc: Run gitlint Output: [v5] Bluetooth: l2cap: defer conn param update to avoid conn->lock/hdev->lock inversion WARNING: I3 - ignore-body-lines: gitlint will be switching from using Python regex 'match' (match beginning) to 'search' (match anywhere) semantics. Please review your ignore-body-lines.regex option accordingly. To remove this warning, set general.regex-style-search=True. More details: https://jorisroovers.github.io/gitlint/configuration/#regex-style-search 1: T1 Title exceeds max length (87>80): "[v5] Bluetooth: l2cap: defer conn param update to avoid conn->lock/hdev->lock inversion" 47: B2 Line has trailing whitespace: " " 53: B2 Line has trailing whitespace: " " 60: B2 Line has trailing whitespace: " " ############################## Test: TestRunner_mgmt-tester - FAIL Desc: Run mgmt-tester with test-runner Output: Total: 494, Passed: 489 (99.0%), Failed: 1, Not Run: 4 Failed Test Cases Read Exp Feature - Success Failed 0.103 seconds ############################## Test: TestRunner_sco-tester - FAIL Desc: Run sco-tester with test-runner Output: WARNING: possible circular locking dependency detected 7.0.0-rc2-g2d47e6ef8f27 #1 Not tainted ------------------------------------------------------ kworker/u5:2/117 is trying to acquire lock: ffff8880023a3240 (sk_lock-AF_BLUETOOTH-BTPROTO_SCO){+.+.}-{0:0}, at: sco_connect_cfm+0x358/0x8d0 but task is already holding lock: ffff888002141c20 (&conn->lock){+.+.}-{3:3}, at: sco_connect_cfm+0x22d/0x8d0 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (&conn->lock){+.+.}-{3:3}: lock_acquire+0xf7/0x2c0 _raw_spin_lock+0x2a/0x40 sco_sock_connect+0x4d7/0x1280 __sys_connect+0x1a3/0x260 __x64_sys_connect+0x6e/0xb0 do_syscall_64+0xa0/0x570 entry_SYSCALL_64_after_hwframe+0x74/0x7c -> #0 (sk_lock-AF_BLUETOOTH-BTPROTO_SCO){+.+.}-{0:0}: check_prev_add+0xe9/0xc70 __lock_acquire+0x1457/0x1df0 lock_acquire+0xf7/0x2c0 lock_sock_nested+0x36/0xd0 sco_connect_cfm+0x358/0x8d0 hci_sync_conn_complete_evt+0x3d3/0x8e0 hci_event_packet+0x74f/0xb10 hci_rx_work+0x398/0xd00 process_scheduled_works+0xb16/0x1ac0 worker_thread+0x4ff/0xba0 kthread+0x368/0x490 ret_from_fork+0x498/0x7e0 ret_from_fork_asm+0x19/0x30 other info that might help us debug this: ... BUG: sleeping function called from invalid context at net/core/sock.c:3782 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 117, name: kworker/u5:2 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. CPU: 0 UID: 0 PID: 117 Comm: kworker/u5:2 Not tainted 7.0.0-rc2-g2d47e6ef8f27 #1 PREEMPT(lazy) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-1ubuntu1.1 04/01/2014 Workqueue: hci0 hci_rx_work Call Trace: dump_stack_lvl+0x49/0x60 __might_resched+0x2ea/0x500 lock_sock_nested+0x47/0xd0 ? sco_connect_cfm+0x358/0x8d0 sco_connect_cfm+0x358/0x8d0 ? hci_debugfs_create_conn+0x190/0x210 ? __pfx_sco_connect_cfm+0x10/0x10 hci_sync_conn_complete_evt+0x3d3/0x8e0 hci_event_packet+0x74f/0xb10 ? __pfx_hci_sync_conn_complete_evt+0x10/0x10 ? __pfx_hci_event_packet+0x10/0x10 ? mark_held_locks+0x49/0x80 ? lockdep_hardirqs_on_prepare+0xd4/0x180 ? _raw_spin_unlock_irqrestore+0x2c/0x50 hci_rx_work+0x398/0xd00 process_scheduled_works+0xb16/0x1ac0 ? __pfx_process_scheduled_works+0x10/0x10 ? lock_acquire+0xf7/0x2c0 ? lock_is_held_type+0x9b/0x110 ? __pfx_hci_rx_work+0x10/0x10 worker_thread+0x4ff/0xba0 ? _raw_spin_unlock_irqrestore+0x2c/0x50 ? __pfx_worker_thread+0x10/0x10 kthread+0x368/0x490 ? _raw_spin_unlock_irq+0x23/0x40 ? __pfx_kthread+0x10/0x10 ret_from_fork+0x498/0x7e0 ? __pfx_ret_from_fork+0x10/0x10 ? __switch_to+0x9e4/0xe50 ? __switch_to_asm+0x32/0x60 ... Total: 30, Passed: 30 (100.0%), Failed: 0, Not Run: 0 ############################## Test: TestRunner_mesh-tester - FAIL Desc: Run mesh-tester with test-runner Output: Total: 10, Passed: 8 (80.0%), Failed: 2, Not Run: 0 Failed Test Cases Mesh - Send cancel - 1 Timed out 2.092 seconds Mesh - Send cancel - 2 Timed out 1.992 seconds ############################## Test: TestRunner_6lowpan-tester - FAIL Desc: Run 6lowpan-tester with test-runner Output: WARNING: possible circular locking dependency detected 7.0.0-rc2-g2d47e6ef8f27 #1 Not tainted ------------------------------------------------------ kworker/0:1/11 is trying to acquire lock: ffff888002482940 ((wq_completion)hci0#2){+.+.}-{0:0}, at: touch_wq_lockdep_map+0x75/0x180 but task is already holding lock: ffffffffba44d720 (rtnl_mutex){+.+.}-{4:4}, at: lowpan_unregister_netdev+0xd/0x30 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (rtnl_mutex){+.+.}-{4:4}: lock_acquire+0xf7/0x2c0 __mutex_lock+0x16b/0x1fc0 lowpan_register_netdev+0x11/0x30 chan_ready_cb+0x836/0xd00 l2cap_recv_frame+0x6a07/0x88a0 l2cap_recv_acldata+0x790/0xdf0 hci_rx_work+0x500/0xd00 process_scheduled_works+0xb16/0x1ac0 worker_thread+0x4ff/0xba0 kthread+0x368/0x490 ret_from_fork+0x498/0x7e0 ret_from_fork_asm+0x19/0x30 -> #3 (&chan->lock#3/1){+.+.}-{4:4}: lock_acquire+0xf7/0x2c0 __mutex_lock+0x16b/0x1fc0 l2cap_chan_connect+0x74e/0x1980 lowpan_control_write+0x523/0x660 full_proxy_write+0x10b/0x190 vfs_write+0x1c0/0xf60 ksys_write+0xf1/0x1d0 do_syscall_64+0xa0/0x570 entry_SYSCALL_64_after_hwframe+0x74/0x7c -> #2 (&conn->lock){+.+.}-{4:4}: ... Total: 8, Passed: 8 (100.0%), Failed: 0, Not Run: 0 https://github.com/bluez/bluetooth-next/pull/84 --- Regards, Linux Bluetooth --===============3041066954435566932==--