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[118.232.8.190]) by smtp.googlemail.com with ESMTPSA id d9443c01a7336-29daeaaba2dsm109005435ad.69.2025.12.07.17.42.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 07 Dec 2025 17:42:48 -0800 (PST) From: Zenm Chen To: pkshih@realtek.com Cc: linux-wireless@vger.kernel.org, marco.crivellari@suse.com, rtl8821cerfe2@gmail.com Subject: RE: [PATCH rtw-next] Revert "wifi: rtw88: add WQ_UNBOUND to alloc_workqueue users" Date: Mon, 8 Dec 2025 09:42:43 +0800 Message-ID: <20251208014243.3512-1-zenmchen@gmail.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi, Last weekend I tried applying the v1 [1] to the kernel 6.17.9, but that one didn't work, either. [1] https://patchwork.kernel.org/project/linux-wireless/patch/20251113160605.381777-3-marco.crivellari@suse.com/ [ 306.035759] usb 3-2: new high-speed USB device number 5 using ehci-pci [ 306.162258] usb 3-2: New USB device found, idVendor=0bda, idProduct=b82c, bcdDevice= 2.10 [ 306.162272] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 306.162278] usb 3-2: Product: 802.11ac NIC [ 306.162282] usb 3-2: Manufacturer: Realtek [ 306.162286] usb 3-2: SerialNumber: 123456 [ 306.239143] ------------[ cut here ]------------ [ 306.239148] WARNING: CPU: 3 PID: 2886 at kernel/workqueue.c:5667 alloc_workqueue_noprof+0x676/0x770 [ 306.239157] Modules linked in: rtw88_8822bu(OE+) rtw88_8822b(OE) rtw88_usb(OE) rtw88_core(OE) cmac ccm vfat fat rtw89_8852ce_git(OE) rtw89_8852c_git(OE) snd_hda_codec_atihdmi rtw89_pci_git(OE) snd_hda_codec_hdmi snd_hda_intel kvm_amd rtw89_core_git(OE) snd_hda_codec ccp mac80211 snd_hda_core kvm at24 snd_intel_dspcfg eeepc_wmi asus_wmi libarc4 snd_intel_sdw_acpi snd_hwdep sp5100_tco irqbypass platform_profile cfg80211 polyval_clmulni sparse_keymap wmi_bmof ghash_clmulni_intel snd_pcm aesni_intel i2c_piix4 snd_timer rfkill pcspkr acpi_cpufreq k10temp i2c_smbus snd soundcore joydev mousedev mac_hid it87 hwmon_vid i2c_dev sg crypto_user loop dm_mod nfnetlink ip_tables x_tables radeon drm_ttm_helper ttm video drm_exec i2c_algo_bit drm_suballoc_helper drm_display_helper wmi cec [ 306.239242] CPU: 3 UID: 0 PID: 2886 Comm: (udev-worker) Tainted: G OE 6.17.9-arch1-1 #1 PREEMPT(full) 71adf6020e7d04ea315feaf360c679be0fb5cb04 [ 306.239247] Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE [ 306.239248] Hardware name: System manufacturer System Product Name/F2A85-M, BIOS 6508 07/11/2014 [ 306.239250] RIP: 0010:alloc_workqueue_noprof+0x676/0x770 [ 306.239254] Code: e7 e8 fe d6 ff ff 48 89 c3 48 3d 00 f0 ff ff 0f 87 64 ff ff ff 48 89 c7 e8 e7 7b ff ff 48 89 df e8 5f 8c ff ff e9 cf fd ff ff <0f> 0b eb 95 49 3b 44 24 08 0f 85 22 ff ff ff e9 bb fd ff ff 48 8b [ 306.239256] RSP: 0018:ffffcf870411fa28 EFLAGS: 00010206 [ 306.239258] RAX: 0000000000000001 RBX: 0000000000000100 RCX: 0000000000000000 [ 306.239260] RDX: 0000000000000000 RSI: 0000000000000101 RDI: ffffffffc0cfaa7c [ 306.239262] RBP: ffffcf870411fab8 R08: ffff8b6f0b785e03 R09: 0000000000000002 [ 306.239263] R10: ffff8b6f00055f90 R11: fffff607441a2bc0 R12: ffff8b6f3d650920 [ 306.239264] R13: ffff8b6f3d65a050 R14: 0000000000000101 R15: 0000000000000000 [ 306.239266] FS: 00007fdc08077880(0000) GS:ffff8b7089889000(0000) knlGS:0000000000000000 [ 306.239268] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 306.239269] CR2: 000055621dbd5668 CR3: 0000000104db9000 CR4: 00000000000406f0 [ 306.239271] Call Trace: [ 306.239274] [ 306.239280] ? rtw_usb_probe+0x30e/0xa5c [rtw88_usb 05dbc23485d8043e256d7ec95726de5e78824a02] [ 306.239287] rtw_usb_probe+0x3eb/0xa5c [rtw88_usb 05dbc23485d8043e256d7ec95726de5e78824a02] [ 306.239293] usb_probe_interface+0xe0/0x2c0 [ 306.239298] really_probe+0xde/0x340 [ 306.239302] ? pm_runtime_barrier+0x55/0x90 [ 306.239306] __driver_probe_device+0x78/0x140 [ 306.239309] driver_probe_device+0x1f/0xa0 [ 306.239312] ? __pfx___driver_attach+0x10/0x10 [ 306.239314] __driver_attach+0xcb/0x1e0 [ 306.239317] bus_for_each_dev+0x85/0xd0 [ 306.239321] bus_add_driver+0x10b/0x1f0 [ 306.239323] ? __pfx_rtw_8822bu_driver_init+0x10/0x10 [rtw88_8822bu f384b25320fa8a4c609f2ed21a5d2e35524ff4d6] [ 306.239328] driver_register+0x75/0xe0 [ 306.239331] usb_register_driver+0x99/0x150 [ 306.239335] do_one_initcall+0x5b/0x300 [ 306.239340] do_init_module+0x62/0x250 [ 306.239343] ? init_module_from_file+0x8a/0xe0 [ 306.239345] init_module_from_file+0x8a/0xe0 [ 306.239349] idempotent_init_module+0x114/0x310 [ 306.239352] __x64_sys_finit_module+0x6d/0xd0 [ 306.239354] ? syscall_trace_enter+0x8d/0x1d0 [ 306.239357] do_syscall_64+0x81/0x970 [ 306.239361] ? do_syscall_64+0x81/0x970 [ 306.239363] ? do_user_addr_fault+0x21a/0x690 [ 306.239367] ? exc_page_fault+0x7e/0x1a0 [ 306.239370] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 306.239373] RIP: 0033:0x7fdc0771872d [ 306.239385] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d b3 f5 0e 00 f7 d8 64 89 01 48 [ 306.239387] RSP: 002b:00007ffc626c36c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 306.239389] RAX: ffffffffffffffda RBX: 000055621dd98420 RCX: 00007fdc0771872d [ 306.239391] RDX: 0000000000000000 RSI: 00007fdc080912f2 RDI: 000000000000001c [ 306.239392] RBP: 00007ffc626c3760 R08: 0000000000000000 R09: 000055621de19b00 [ 306.239393] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdc080912f2 [ 306.239395] R13: 0000000000020000 R14: 000055621dbd1030 R15: 000055621dd98420 [ 306.239397] [ 306.239399] ---[ end trace 0000000000000000 ]--- [ 306.239419] rtw88_8822bu 3-2:1.2: failed to create RX work queue [ 306.239421] rtw88_8822bu 3-2:1.2: failed to init USB RX [ 306.245240] rtw88_8822bu 3-2:1.2: Firmware version 30.20.0, H2C version 14 [ 306.245284] rtw88_8822bu 3-2:1.2: probe with driver rtw88_8822bu failed with error -12 [ 306.245323] usbcore: registered new interface driver rtw88_8822bu