On Fri, Jun 27, 2025 at 03:51:18AM +0200, Marek Marczykowski-Górecki wrote: > Hi, > > With Linux 6.16-rc3 iwlwifi stopped working for me - device never > initializes fully. It was working fine with Linux 6.16-rc2. Log > includes: > > iwlwifi 0000:00:07.0: Registered PHC clock: iwlwifi-PTP, with index: 0 > ------------[ cut here ]------------ > WARNING: CPU: 0 PID: 516 at drivers/net/wireless/intel/iwlwifi/mvm/mld-mac.c:37 iwl_mvm_mld_mac_ctxt_cmd_common+0x17d/0x1d0 [iwlmvm] > Modules linked in: nft_reject_ipv6 nf_reject_ipv6 nft_reject_ipv4 nf_reject_ipv4 nft_reject qrtr nft_ct nft_masq nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables iwlmvm mac80211 libarc4 joydev iwlwifi intel_rapl_msr intel_rapl_common cfg80211 polyval_clmulni ghash_clmulni_intel sha512_ssse3 rfkill sha1_ssse3 r8169 pcspkr i2c_piix4 ehci_pci realtek ata_generic ehci_hcd i2c_smbus pata_acpi serio_raw xen_scsiback target_core_mod xen_netback xen_privcmd xen_gntdev xen_gntalloc xen_blkback xen_evtchn i2c_dev fuse loop nfnetlink overlay xen_blkfront > CPU: 0 UID: 0 PID: 516 Comm: NetworkManager Not tainted 6.16.0-0.rc3.1.qubes.1.fc41.x86_64 #1 PREEMPT(full) > Hardware name: Xen HVM domU, BIOS 4.19.2 05/27/2025 > RIP: 0010:iwl_mvm_mld_mac_ctxt_cmd_common+0x17d/0x1d0 [iwlmvm] > Code: eb a2 ba 01 00 00 00 66 41 89 55 18 eb 96 41 83 fe 02 74 25 41 c6 45 19 01 eb c8 b9 01 00 00 00 66 41 89 4d 1a e9 7a ff ff ff <0f> 0b 5b 5d 41 5c 41 5d 41 5e e9 04 26 f5 ec bf 01 00 00 00 66 41 > RSP: 0018:ffffd45c807b3600 EFLAGS: 00010282 > RAX: 00000000ffffffff RBX: ffff8d334a68a008 RCX: ffff8d33428c3efc > RDX: 00000000000000bf RSI: 0000000000000308 RDI: ffff8d33428c3efc > RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000000 > R10: 0000000000000000 R11: 0000000000000001 R12: ffff8d334a799c98 > R13: ffffd45c807b3634 R14: 0000000000000000 R15: ffff8d334a799c98 > FS: 00007b3ca8f0a800(0000) GS:ffff8d33a15db000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 000072848666ab60 CR3: 000000000049f000 CR4: 0000000000350ef0 > Call Trace: > <TASK> > iwl_mvm_mld_mac_ctxt_cmd_sta+0x6b/0x1d0 [iwlmvm] > iwl_mvm_mld_mac_ctxt_add+0x32/0xc0 [iwlmvm] > iwl_mvm_mld_mac_add_interface+0x137/0x3b0 [iwlmvm] > drv_add_interface+0x52/0x230 [mac80211] > ieee80211_do_open+0x57b/0x720 [mac80211] > ieee80211_open+0x8c/0xa0 [mac80211] > __dev_open+0x114/0x2a0 > __dev_change_flags+0x1f6/0x240 > ? security_inode_post_setattr+0xf8/0x110 > netif_change_flags+0x26/0x70 > do_setlink.isra.0+0x326/0xcd0 > ? cred_has_capability.isra.0+0xa7/0x140 > ? __rtnl_newlink+0x1fe/0x3f0 > rtnl_newlink+0x4a4/0x8d0 > ? __pfx_rtnl_newlink+0x10/0x10 > rtnetlink_rcv_msg+0x37e/0x450 > ? avc_has_perm+0x5c/0xe0 > ? __pfx_rtnetlink_rcv_msg+0x10/0x10 > netlink_rcv_skb+0x52/0x100 > netlink_unicast+0x27d/0x3d0 > netlink_sendmsg+0x228/0x480 > ____sys_sendmsg+0x35e/0x390 > ___sys_sendmsg+0x99/0xe0 > __sys_sendmsg+0x88/0xf0 > do_syscall_64+0x84/0x2c0 > ? syscall_exit_work+0x108/0x140 > ? do_syscall_64+0x200/0x2c0 > ? syscall_exit_work+0x108/0x140 > ? do_syscall_64+0x200/0x2c0 > entry_SYSCALL_64_after_hwframe+0x76/0x7e > RIP: 0033:0x7b3ca9e876c2 > Code: 08 0f 85 81 42 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 66 > RSP: 002b:00007ffed9f47ff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e > RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007b3ca9e876c2 > RDX: 0000000000000000 RSI: 00007ffed9f48090 RDI: 000000000000000d > RBP: 00007ffed9f48030 R08: 0000000000000000 R09: 0000000000000000 > R10: 0000000000000000 R11: 0000000000000246 R12: 0000642f470dd5a0 > R13: 000000000000001a R14: 0000000000000000 R15: 00007ffed9f4822c > </TASK> > ---[ end trace 0000000000000000 ]--- > iwlwifi 0000:00:07.0: Microcode SW error detected. Restarting 0x0. > iwlwifi 0000:00:07.0: Start IWL Error Log Dump: > iwlwifi 0000:00:07.0: Transport status: 0x0000004B, valid: 6 > iwlwifi 0000:00:0[2025-06-27 00:40:21] 7.0: Loaded firmware version: 77.864baa2e.0 cc-a0-77.ucode > iwlwifi 0000:00:07.0: 0x00000071 | NMI_INTERRUPT_UMAC_FATAL > iwlwifi 0000:00:07.0: 0x00A0A2F0 | trm_hw_status0 > iwlwifi 0000:00:07.0: 0x00000000 | trm_hw_status1 > iwlwifi 0000:00:07.0: 0x004F8D82 | branchlink2 > iwlwifi 0000:00:07.0: 0x004EEDD2 | interruptlink1 > iwlwifi 0000:00:07.0: 0x004EEDD2 | interruptlink2 > iwlwifi 0000:00:07.0: 0x00015332 | data1 > iwlwifi 0000:00:07.0: 0x00001000 | data2 > iwlwifi 0000:00:07.0: 0x00000000 | data3 > iwlwifi 0000:00:07.0: 0x00000000 | beacon time > iwlwifi 0000:00:07.0: 0x00062EC7 | tsf low > iwlwifi 0000:00:07.0: 0x00000000 | tsf hi > iwlwifi 0000:00:07.0: 0x00000000 | time gp1 > iwlwifi 0000:00:07.0: 0x00069534 | time gp2 > iwlwifi 0000:00:07.0: 0x00000001 | uCode revision type > iwlwifi 0000:00:07.0: 0x0000004D | uCode version major > iwlwifi 0000:00:07.0: 0x864BAA2E | uCode version minor > iwlwifi 0000:00:07.0: 0x00000340 | hw version > iwlwifi 0000:00:07.0: 0x00C89000 | board version > iwlwifi 0000:00:07.0: 0x8032F500 | hcmd > iwlwifi 0000:00:07.0: 0x20028000 | isr0 > iwlwifi 0000:00:07.0: 0x00000000 | isr1 > iwlwifi 0000:00:07.0: 0x08F04802 | isr2 > iwlwifi 0000:00:07.0: 0x00C3400C | isr3 > iwlwifi 0000:00:07.0: 0x00000000 | isr4 > iwlwifi 0000:00:07.0: 0x00110148 | last cmd Id > iwlwifi 0000:00:07.0: 0x00015332 | wait_event > iwlwifi 0000:00:07.0: 0x00000000 | l2p_control > iwlwifi 0000:00:07.0: 0x00000000 | l2p_duration > iwlwifi 0000:00:07.0: 0x00000000 | l2p_mhvalid > iwlwifi 0000:00:07.0: 0x00000000 | l2p_addr_match > iwlwifi 0000:00:07.0: 0x00000008 | lmpm_pmg_sel > iwlwifi 0000:00:07.0: 0x00000000 | timestamp > iwlwifi 0000:00:07.0: 0x0000084C | flow_handler > iwlwifi 0000:00:07.0: Start IWL Error Log Dump: > iwlwifi 0000:00:07.0: Transport status: 0x0000004B, valid: 7 > iwlwifi 0000:00:07.0: 0x20103126 | ADVANCED_SYSASSERT > iwlwifi 0000:00:07.0: 0x00000000 | umac branchlink1 > iwlwifi 0000:00:07.0: 0x80455D7A | umac branchlink2 > iwlwifi 0000:00:07.0: 0xC0081228 | umac interruptlink1 > iwlwifi 0000:00:07.0: 0x00000000 | umac interruptlink2 > iwlwifi 0000:00:07.0: 0x00000000 | umac data1 > iwlwifi 0000:00:07.0: 0x00000000 | umac data2 > iwlwifi 0000:00:07.0: 0xDEADBEEF | umac data3 > iwlwifi 0000:00:07.0: 0x0000004D | umac major > iwlwifi 0000:00:07.0: 0x864BAA2E | umac minor > iwlwifi 0000:00:07.0: 0x0006952F | frame pointer > iwlwifi 0000:00:07.0: 0xC0886C14 | stack pointer > iwlwifi 0000:00:07.0: 0x00120308 | last host cmd > iwlwifi 0000:00:07.0: 0x00000009 | isr status reg > iwlwifi 0000:00:07.0: IML/ROM dump: > iwlwifi 0000:00:07.0: 0x00000003 | IML/ROM error/state > iwlwifi 0000:00:07.0: 0x000062FC | IML/ROM data1 > iwlwifi 0000:00:07.0: 0x00000080 | IML/ROM WFPM_AUTH_KEY_0 > iwlwifi 0000:00:07.0: Fseq Registers: > iwlwifi 0000:00:07.0: 0x60000000 | FSEQ_ERROR_CODE > iwlwifi 0000:00:07.0: 0x80290021 | FSEQ_TOP_INIT_VERSION > iwlwifi 0000:00:07.0: 0x00050008 | FSEQ_CNVIO_INIT_VERSION > iwlwifi 0000:00:07.0: 0x0000A503 | FSEQ_OTP_VERSION > iwlwifi 0000:00:07.0: 0x80000003 | FSEQ_TOP_CONTENT_VERSION > iwlwifi 0000:00:07.0: 0x4552414E | FSEQ_ALIVE_TOKEN > iwlwifi 0000:00:07.0: 0x00100530 | FSEQ_CNVI_ID > iwlwifi 0000:00:07.0: 0x00000532 | FSEQ_CNVR_ID > iwlwifi 0000:00:07.0: 0x00100530 | CNVI_AUX_MISC_CHIP > iwlwifi 0000:00:07.0: 0x00000532 | CNVR_AUX_MISC_CHIP > iwlwifi 0000:00:07.0: 0x05B0905B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM > iwlwifi 0000:00:07.0: 0x0000025B | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR > iwlwifi 0000:00:07.0: 0x00050008 | FSEQ_PREV_CNVIO_INIT_VERSION > iwlwifi 0000:00:07.0: 0x00290021 | FSEQ_WIFI_FSEQ_VERSION > iwlwifi 0000:00:07.0: 0x00290021 | FSEQ_BT_FSEQ_VERSION > iwlwifi 0000:00:07.0: 0x000000F0 | FSEQ_CLASS_TP_VERSION > iwlwifi 0000:00:07.0: UMAC CURRENT PC: 0x80472b1c > iwlwifi 0000:00:07.0: LMAC1 CURRENT PC: 0xd0 > iwlwifi 0000:00:07.0: FW error in SYNC CMD MAC_CONFIG_CMD > CPU: 0 UID: 0 PID: 516 Comm: NetworkManager Tainted: G W 6.16.0-0.rc3.1.qubes.1.fc41.x86_64 #1 PREEMPT(full) > Tainted: [W]=WARN > Hardware name: Xen HVM domU, BIOS 4.19.2 05/27/2025 > Call Trace: > <TASK> > dump_stack_lvl+0x5d/0x80 > iwl_trans_pcie_send_hcmd_sync+0x355/0x360 [iwlwifi] > ? __pfx_autoremove_wake_function+0x10/0x10 > iwl_trans_send_cmd+0x4f/0xe0 [iwlwifi] > iwl_mvm_send_cmd_pdu+0x61/0xb0 [iwlmvm] > iwl_mvm_mld_mac_ctxt_cmd_sta+0x10b/0x1d0 [iwlmvm] > iwl_mvm_mld_mac_ctxt_add+0x32/0xc0 [iwlmvm] > iwl_mvm_mld_mac_add_interface+0x137/0x3b0 [iwlmvm] > drv_add_interface+0x52/0x230 [mac80211] > ieee80211_do_open+0x57b/0x720 [mac80211] > ieee80211_open+0x8c/0xa0 [mac80211] > __dev_open+0x114/0x2a0 > __dev_change_flags+0x1f6/0x240 > ? security_inode_post_setattr+0xf8/0x110 > netif_change_flags+0x26/0x70 > do_setlink.isra.0+0x326/0xcd0 > ? cred_has_capability.isra.0+0xa7/0x140 > ? __rtnl_newlink+0x1fe/0x3f0 > rtnl_newlink+0x4a4/0x8d0 > ? __pfx_rtnl_newlink+0x10/0x10 > rtnetlink_rcv_msg+0x37e/0x450 > ? avc_has_perm+0x5c/0xe0 > ? __pfx_rtnetlink_rcv_msg+0x10/0x10 > netlink_rcv_skb+0x52/0x100 > netlink_unicast+0x27d/0x3d0 > netlink_sendmsg+0x228/0x480 > ____sys_sendmsg+0x35e/0x390 > ___sys_sendmsg+0x99/0xe0 > __sys_sendmsg+0x88/0xf0 > do_syscall_64+0x84/0x2c0 > ? syscall_exit_work+0x108/0x140 > ? do_syscall_64+0x200/0x2c0 > ? syscall_exit_work+0x108/0x140 > ? do_syscall_64+0x200/0x2c0 > entry_SYSCALL_64_after_hwframe+0x76/0x7e > RIP: 0033:0x7b3ca9e876c2 > Code: 08 0f 85 81 42 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 66 > RSP: 002b:00007ffed9f47ff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e > RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007b3ca9e876c2 > RDX: 0000000000000000 RSI: 00007ffed9f48090 RDI: 000000000000000d > RBP: 00007ffed9f48030 R08: 0000000000000000 R09: 0000000000000000 > R10: 0000000000000000 R11: 0000000000000246 R12: 0000642f470dd5a0 > R13: 000000000000001a R14: 0000000000000000 R15: 00007ffed9f4822c > </TASK> > iwlwifi 0000:00:07.0: Failed to send MAC_CONFIG_CMD (action:0): -5 > > I see the only change there between rc2 and rc3 is fixing that WARN_ON > condition. Unfortunately, I don't know what cmd_ver value I have there, > but apparently it's outside of that range (and yet, the driver worked > fine before). > > The device is: > 02:00.0 Network controller [0280]: Intel Corporation Wi-Fi 6 AX200 [8086:2723] (rev 1a) > Subsystem: Intel Corporation Wi-Fi 6 AX200NGW [8086:0084] > > #regzbot introduced: v6.16-rc2..v6.16-rc3 Oh, I see it might be already fixed by https://lore.kernel.org/linux-wireless/20250623111351.1819915-1-miriam.rachel.korenblit@xxxxxxxxx/, I'll test it. -- Best Regards, Marek Marczykowski-Górecki Invisible Things Lab
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