Date: Sat, 25 Feb 2023 11:48:26 +0000 From: bugzilla-noreply@freebsd.org To: wireless@FreeBSD.org Subject: [Bug 269824] iwlwifi sporadic loss of connectivity, then kernel panic on service netif restart Message-ID: <bug-269824-21060@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269824 Bug ID: 269824 Summary: iwlwifi sporadic loss of connectivity, then kernel panic on service netif restart Product: Base System Version: 13.1-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: wireless Assignee: wireless@FreeBSD.org Reporter: maxim.usatov@bcsatellite.net Experiencing sporadic loss of wireless connectivity, ifconfig just shows ""= in ssid. Doing service netif restart results in kernel panic.=20 Relevant logs: Feb 25 11:37:58 freebsd devd[2204]: Processing event '!system=3DIFNET subsystem=3Dwlan0 type=3DLINK_DOWN' Feb 25 11:37:58 freebsd kernel: wlan0: link state changed to DOWN Feb 25 11:37:58 freebsd wpa_supplicant[337]: wlan0: CTRL-EVENT-DISCONNECTED bssid=3D28:b3:71:17:08:98 reason=3D0 Feb 25 11:37:58 freebsd wpa_supplicant[337]: ioctl[SIOCS80211, op=3D20, val= =3D0, arg_len=3D7]: Can't assign requested address Feb 25 11:38:31 freebsd ntpd[2586]: Soliciting pool server 162.159.200.1 Feb 25 11:38:49 freebsd dbus-daemon[2810]: [session uid=3D1001 pid=3D2808] Activating service name=3D'org.xfce.Xfconf' requested by ':1.11' (uid=3D1001 pid=3D2841 comm=3D"") Feb 25 11:38:49 freebsd dbus-daemon[2810]: [session uid=3D1001 pid=3D2808] Successfully activated service 'org.xfce.Xfconf' Feb 25 11:39:11 freebsd devd[2204]: Processing event '!system=3DDEVFS subsystem=3DCDEV type=3DCREATE cdev=3Dpts/0' Feb 25 11:39:19 freebsd devd[2204]: Processing event '!system=3DIFNET subsystem=3Dlo0 type=3DLINK_DOWN' Feb 25 11:39:19 freebsd kernel: lo0: link state changed to DOWN Feb 25 11:39:19 freebsd dhclient[1833]: My address (192.168.0.33) was delet= ed, dhclient exiting Feb 25 11:39:19 freebsd wpa_supplicant[337]: wlan0: CTRL-EVENT-DSCP-POLICY clear_all Feb 25 11:39:19 freebsd syslogd: last message repeated 1 times Feb 25 11:39:19 freebsd wpa_supplicant[337]: wlan0: CTRL-EVENT-TERMINATING= =20 Feb 25 11:39:19 freebsd dhclient[1833]: connection closed Feb 25 11:39:19 freebsd dhclient[1833]: exiting. Feb 25 11:40:49 freebsd syslogd: restart Feb 25 11:40:49 freebsd syslogd: kernel boot file is /boot/kernel/kernel Feb 25 11:40:49 freebsd kernel: iwlwifi0: iwl_trans_send_cmd bad state =3D 0 Feb 25 11:40:49 freebsd kernel: iwlwifi0: Failed to remove MAC context: -5 Feb 25 11:40:49 freebsd kernel: iwlwifi0: iwl_trans_send_cmd bad state =3D 0 Feb 25 11:40:49 freebsd kernel: iwlwifi0: Failed to synchronize multicast groups update Feb 25 11:40:49 freebsd kernel:=20 Feb 25 11:40:49 freebsd syslogd: last message repeated 1 times Feb 25 11:40:49 freebsd kernel: Fatal trap 12: page fault while in kernel m= ode Feb 25 11:40:49 freebsd kernel: cpuid =3D 6; apic id =3D 18 Feb 25 11:40:49 freebsd kernel: fault virtual address =3D 0x440 Feb 25 11:40:49 freebsd kernel: fault code =3D supervisor read= data, page not present Feb 25 11:40:49 freebsd kernel: instruction pointer =3D 0x20:0xffffffff80bf90ce Feb 25 11:40:49 freebsd kernel: stack pointer =3D 0x28:0xfffffe013038f9e0 Feb 25 11:40:49 freebsd kernel: frame pointer =3D 0x28:0xfffffe013038fa60 Feb 25 11:40:49 freebsd kernel: code segment =3D base 0x0, limit 0xfffff, type 0x1b Feb 25 11:40:49 freebsd kernel: =3D DPL 0, pres 1, = long 1, def32 0, gran 1 Feb 25 11:40:49 freebsd kernel: processor eflags =3D interrupt enabl= ed, resume, IOPL =3D 0 Feb 25 11:40:49 freebsd kernel: current process =3D 19185 (ifconfig) Feb 25 11:40:49 freebsd kernel: trap number =3D 12 Feb 25 11:40:49 freebsd kernel: panic: page fault Feb 25 11:40:49 freebsd kernel: cpuid =3D 6 Feb 25 11:40:49 freebsd kernel: time =3D 1677325160 Feb 25 11:40:49 freebsd kernel: KDB: stack backtrace: Feb 25 11:40:49 freebsd kernel: #0 0xffffffff80c694c5 at kdb_backtrace+0x65 Feb 25 11:40:49 freebsd kernel: #1 0xffffffff80c1bb7f at vpanic+0x17f Feb 25 11:40:49 freebsd kernel: #2 0xffffffff80c1b9f3 at panic+0x43 Feb 25 11:40:49 freebsd kernel: #3 0xffffffff810afdf5 at trap_fatal+0x385 Feb 25 11:40:49 freebsd kernel: #4 0xffffffff810afe4f at trap_pfault+0x4f Feb 25 11:40:49 freebsd kernel: #5 0xffffffff810875d8 at calltrap+0x8 Feb 25 11:40:49 freebsd kernel: #6 0xffffffff80d9ccc3 at ieee80211_node_psq_drain+0xf3 Feb 25 11:40:49 freebsd kernel: #7 0xffffffff80d90d57 at node_cleanup+0xa7 Feb 25 11:40:49 freebsd kernel: #8 0xffffffff80d90c75 at node_free+0x25 Feb 25 11:40:49 freebsd kernel: #9 0xffffffff80d9138b at ieee80211_node_vdetach+0x2b Feb 25 11:40:49 freebsd kernel: #10 0xffffffff80d68d7c at ieee80211_vap_detach+0x44c Feb 25 11:40:49 freebsd kernel: #11 0xffffffff80e55ace at lkpi_ic_vap_delete+0x9e Feb 25 11:40:49 freebsd kernel: #12 0xffffffff80d35421 at if_clone_destroyif+0x1c1 Feb 25 11:40:49 freebsd kernel: #13 0xffffffff80d35206 at if_clone_destroy+0x196 Feb 25 11:40:49 freebsd kernel: #14 0xffffffff80d3256b at ifioctl+0x32b Feb 25 11:40:49 freebsd kernel: #15 0xffffffff80c8982b at kern_ioctl+0x25b Feb 25 11:40:49 freebsd kernel: #16 0xffffffff80c89531 at sys_ioctl+0xf1 Feb 25 11:40:49 freebsd kernel: #17 0xffffffff810b06ec at amd64_syscall+0x1= 0c Feb 25 11:40:49 freebsd kernel: Uptime: 2h13m11s My laptop hwprobe: https://bsd-hardware.info/?probe=3Db7a491a010 FreeBSD 13.1-RELEASE-p6 GENERIC --=20 You are receiving this mail because: You are the assignee for the bug.=
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