modem is unusable when removing and putting back sim card
Toto Titi
arkoseunderscore at gmail.com
Fri Sep 22 14:58:07 UTC 2023
Hey,
The issue is the same as this one
https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/issues/548
And I managed to fix it by adding a small sleep in libqmi here is the patch
src/libqmi-glib/qmi-device.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/libqmi-glib/qmi-device.c b/src/libqmi-glib/qmi-device.c
index 69a9b448..180352c6 100644
--- a/src/libqmi-glib/qmi-device.c
+++ b/src/libqmi-glib/qmi-device.c
@@ -1458,6 +1458,7 @@ qmi_device_release_client (QmiDevice *self,
qmi_service_get_string (service),
flags_str);
g_free (flags_str);
+ g_usleep(100000);
task = g_task_new (self, cancellable, callback, user_data);
Seems like it takes time to release some clients on libqmi side
Le ven. 22 sept. 2023 à 15:20, Aleksander Morgado <aleksandermj at chromium.org>
a écrit :
> Hey
>
> > I am working with ModemManager with qmi-proxy and I have a weird
> behavior when I am using ModemManager with the log-level set to DEBUG like
> this "ModemManager --log-level=DEBUG &"
> > everything is working fine but when I use it normally or set the
> log-level to anything else except debug I have "modem is unusable"
> > Here are the logs :
> > <debug> [modem2] cleaning up port 'net/mhi_hwip0'...
> > <debug> [modem2] cleaning up port 'unknown/wwan0qcdm0'...
> > <debug> [modem2] cleaning up port 'tty/ttyUSB2'...
> > <debug> [modem2] cleaning up port 'wwan/wwan0qmi0'...
> > <debug> [modem2] cleaning up port 'unknown/wwan0mbim0'...
> > <debug> [ttyUSB2/at] forced to close port
> > <debug> [modem2] (quectel) check SIM swap completed
> > <debug> [modem2] completely disposed
> > <debug> [device SG520TM] Reprobing modem...
> > <info> [device SG520TM] creating modem with plugin 'quectel' and '5'
> ports
> > <debug> [plugin/quectel] (quectel) QMI-powered Quectel modem found...
> > <debug> [wwan0qmi0/qmi] timeout monitoring enabled in QMI port
> > <debug> [modem3] port 'wwan/wwan0qmi0' grabbed
> > <debug> [plugin/quectel] port wwan0qcdm0 is blacklisted
> > <debug> [modem3] port 'wwan/wwan0qcdm0' grabbed
> > <debug> [plugin/quectel] port wwan0mbim0 is blacklisted
> > <debug> [modem3] port 'wwan/wwan0mbim0' grabbed
> > <debug> [modem3] port 'net/mhi_hwip0' grabbed
> > <debug> [ttyUSB2/at] timeout monitoring enabled in AT port
> > <debug> [ttyUSB2/at] AT port flagged as primary
> > <debug> [modem3] port 'tty/ttyUSB2' grabbed
> > <debug> [modem3] tty/ttyUSB2 at (primary)
> > <debug> [modem3] tty/ttyUSB2 at (data primary)
> > <debug> [modem3] net/mhi_hwip0 net (data)
> > <debug> [modem3] wwan/wwan0qmi0 qmi
> > <debug> [modem3] at data ports available but ignored
> > <debug> [wwan0qmi0/qmi] endpoint info updated: type 'pcie', interface
> number '0'
> > <debug> [modem3] running QMI port 'wwan0qmi0' reset with data interface
> 'mhi_hwip0'
> > <debug> [device SG520TM] modem recreated
> > <debug> [wwan0qmi0/qmi] bringing down data interface 'mhi_hwip0'
> > <debug> [modem3/mhi_hwip0/net] interface index: 2
> > <debug> [wwan0qmi0/qmi] deleting all links in data interface 'mhi_hwip0'
> > <debug> [wwan0qmi0/qmi] Opening QMI device...
> > <debug> [wwan0qmi0/qmi] Checking if QMI device already opening...
> > <debug> [wwan0qmi0/qmi] Checking if QMI device already open...
> > <debug> [wwan0qmi0/qmi] Creating QMI device...
> > <debug> [wwan0qmi0/qmi] Opening device with flags: version-info, proxy...
> > <debug> [/dev/wwan0qmi0] opening device with flags 'version-info,
> proxy'...
> > <debug> [/dev/wwan0qmi0] created endpoint
> > <debug> [/dev/wwan0qmi0] sent message...
> > <<<<<< RAW:
> > <<<<<< length = 29
> > <<<<<< data = 01:1C:00:00:00:00:00:01:00:FF:11:00...
> >
> > <debug> [/dev/wwan0qmi0] sent generic request (translated)...
> > <<<<<< QMUX:
> > <<<<<< length = 28
> > <<<<<< flags = 0x00
> > <<<<<< service = "ctl"
> > <<<<<< client = 0
> > <<<<<< QMI:
> > <<<<<< flags = "none"
> > <<<<<< transaction = 1
> > <<<<<< tlv_length = 17
> > <<<<<< message = "Internal Proxy Open" (0xFF00)
> > <<<<<< TLV:
> > <<<<<< type = "Device Path" (0x01)
> > <<<<<< length = 14
> > <<<<<< value = 2F:64:65:76:2F:77:77:61:6E:30:71:6D:69:30
> > <<<<<< translated = /dev/wwan0qmi0
> >
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 1
> > <debug> [/dev/wwan0qmi0] transaction 0xf aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 2
> > <debug> [/dev/wwan0qmi0] transaction 0x10 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 3
> > <debug> [/dev/wwan0qmi0] transaction 0x11 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 4
> > <debug> [/dev/wwan0qmi0] transaction 0x12 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 5
> > <debug> [/dev/wwan0qmi0] transaction 0x13 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 6
> > <debug> [/dev/wwan0qmi0] transaction 0x14 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 7
> > <debug> [/dev/wwan0qmi0] transaction 0x15 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 8
> > <debug> [/dev/wwan0qmi0] transaction 0x16 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 9
> > <debug> [/dev/wwan0qmi0] transaction 0x17 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 10
> > <debug> [/dev/wwan0qmi0] transaction 0x18 aborted, but message is not
> abortable
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 1
> > <debug> [/dev/wwan0qmi0] transaction 0x1 aborted, but message is not
> abortable
> > <debug> [wwan0qmi0/qmi] QMI port open operation failed: Transaction
> timed out
> > <debug> [modem3] couldn't open QMI port with data format update:
> Transaction timed out
> > <debug> [wwan0qmi0/qmi] Opening QMI device...
> > <debug> [wwan0qmi0/qmi] Checking if QMI device already opening...
> > <debug> [wwan0qmi0/qmi] Checking if QMI device already open...
> > <debug> [wwan0qmi0/qmi] Creating QMI device...
> > <debug> [wwan0qmi0/qmi] Opening device with flags: version-info, proxy...
> > <debug> [/dev/wwan0qmi0] opening device with flags 'version-info,
> proxy'...
> > <debug> [/dev/wwan0qmi0] created endpoint
> > <debug> [/dev/wwan0qmi0] sent message...
> > <<<<<< RAW:
> > <<<<<< length = 29
> > <<<<<< data = 01:1C:00:00:00:00:00:01:00:FF:11:00...
> >
> > <debug> [/dev/wwan0qmi0] sent generic request (translated)...
> > <<<<<< QMUX:
> > <<<<<< length = 28
> > <<<<<< flags = 0x00
> > <<<<<< service = "ctl"
> > <<<<<< client = 0
> > <<<<<< QMI:
> > <<<<<< flags = "none"
> > <<<<<< transaction = 1
> > <<<<<< tlv_length = 17
> > <<<<<< message = "Internal Proxy Open" (0xFF00)
> > <<<<<< TLV:
> > <<<<<< type = "Device Path" (0x01)
> > <<<<<< length = 14
> > <<<<<< value = 2F:64:65:76:2F:77:77:61:6E:30:71:6D:69:30
> > <<<<<< translated = /dev/wwan0qmi0
> >
> > <debug> [/dev/wwan0qmi0] number of consecutive timeouts: 1
> > <debug> [/dev/wwan0qmi0] transaction 0x1 aborted, but message is not
> abortable
> > <debug> [wwan0qmi0/qmi] QMI port open operation failed: Transaction
> timed out
> > <warn> [modem3] couldn't start initialization: Transaction timed out
> > <error> [modem3] fatal error initializing: Fatal error: modem is unusable
> >
>
>
> This is weird, as if the ModemManager process cannot talk to the
> proxy. Are you running MM as root?
>
>
> --
> Aleksander
>
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