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While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1854968
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
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This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1854968
Title:
stress-ng sctp stressor breaks 5.4.0.7-8 on s390x
Status in linux package in Ubuntu:
Incomplete
Bug description:
stress-ng sctp stressor breaks 5.4.0.7-8 on s390x during ADT
regression testing:
https://objectstorage.prodstack4-5.canonical.com/v1/AUTH_77e2ada1e7a84929a74ba3b87153c0ac
/autopkgtest-focal-canonical-kernel-team-
unstable/focal/s390x/l/linux/20191203_153629_d7a41@/log.gz
14:44:30 DEBUG| [stdout] sctp STARTING
14:44:30 DEBUG| [stdout] [ 3491.098762] sctp: Hash tables configured (bind
256/256)
14:44:33 DEBUG| [stdout] [ 3494.694285] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:44:43 DEBUG| [stdout] [ 3504.714324] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:44:54 DEBUG| [stdout] [ 3514.974288] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:45:04 DEBUG| [stdout] [ 3525.234306] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:45:14 DEBUG| [stdout] [ 3535.494291] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:45:25 DEBUG| [stdout] [ 3545.754323] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:45:35 DEBUG| [stdout] [ 3556.014294] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:45:45 DEBUG| [stdout] [ 3566.034317] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:45:55 DEBUG| [stdout] [ 3576.054296] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:46:05 DEBUG| [stdout] [ 3586.324332] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:46:15 DEBUG| [stdout] [ 3596.334306] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:46:25 DEBUG| [stdout] [ 3606.594337] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:46:36 DEBUG| [stdout] [ 3616.854305] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:46:46 DEBUG| [stdout] [ 3627.124323] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:46:56 DEBUG| [stdout] [ 3637.154313] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:47:06 DEBUG| [stdout] [ 3647.414304] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:47:16 DEBUG| [stdout] [ 3657.674353] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:47:27 DEBUG| [stdout] [ 3667.734297] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:47:37 DEBUG| [stdout] [ 3677.994396] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:47:44 DEBUG| [stdout] [ 3684.814335] INFO: task modprobe:2063628 blocked
for more than 122 seconds.
14:47:44 DEBUG| [stdout] [ 3684.814345] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
14:47:44 DEBUG| [stdout] [ 3684.814346] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
14:47:44 DEBUG| [stdout] [ 3684.814348] modprobe D 0 2063628
2063618 0x08000000
14:47:44 DEBUG| [stdout] [ 3684.814351] Call Trace:
14:47:44 DEBUG| [stdout] [ 3684.814360] ([<00000000be310914>]
__schedule+0x304/0x7b0)
14:47:44 DEBUG| [stdout] [ 3684.814362] [<00000000be310e0a>]
schedule+0x4a/0xe0
14:47:44 DEBUG| [stdout] [ 3684.814366] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
14:47:44 DEBUG| [stdout] [ 3684.814370] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
14:47:44 DEBUG| [stdout] [ 3684.814411] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
14:47:44 DEBUG| [stdout] [ 3684.814414] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
14:47:44 DEBUG| [stdout] [ 3684.814416] [<00000000bdb594a0>]
do_init_module+0x70/0x270
14:47:44 DEBUG| [stdout] [ 3684.814418] [<00000000bdb5b892>]
load_module+0x1142/0x1440
14:47:44 DEBUG| [stdout] [ 3684.814419] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
14:47:44 DEBUG| [stdout] [ 3684.814421] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
14:47:47 DEBUG| [stdout] [ 3688.014291] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:47:57 DEBUG| [stdout] [ 3698.064370] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:48:07 DEBUG| [stdout] [ 3708.084328] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:48:17 DEBUG| [stdout] [ 3718.134297] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:48:27 DEBUG| [stdout] [ 3728.214335] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:48:37 DEBUG| [stdout] [ 3738.474354] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:48:48 DEBUG| [stdout] [ 3748.734396] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:48:58 DEBUG| [stdout] [ 3758.744352] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:49:08 DEBUG| [stdout] [ 3768.754349] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:49:18 DEBUG| [stdout] [ 3779.014352] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:49:28 DEBUG| [stdout] [ 3789.024354] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:49:38 DEBUG| [stdout] [ 3799.284378] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:49:46 DEBUG| [stdout] [ 3807.694434] INFO: task modprobe:2063628 blocked
for more than 245 seconds.
14:49:46 DEBUG| [stdout] [ 3807.694444] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
14:49:46 DEBUG| [stdout] [ 3807.694445] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
14:49:46 DEBUG| [stdout] [ 3807.694447] modprobe D 0 2063628
2063618 0x08000000
14:49:46 DEBUG| [stdout] [ 3807.694450] Call Trace:
14:49:46 DEBUG| [stdout] [ 3807.694460] ([<00000000be310914>]
__schedule+0x304/0x7b0)
14:49:46 DEBUG| [stdout] [ 3807.694462] [<00000000be310e0a>]
schedule+0x4a/0xe0
14:49:46 DEBUG| [stdout] [ 3807.694467] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
14:49:46 DEBUG| [stdout] [ 3807.694470] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
14:49:46 DEBUG| [stdout] [ 3807.694512] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
14:49:46 DEBUG| [stdout] [ 3807.694515] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
14:49:46 DEBUG| [stdout] [ 3807.694517] [<00000000bdb594a0>]
do_init_module+0x70/0x270
14:49:46 DEBUG| [stdout] [ 3807.694519] [<00000000bdb5b892>]
load_module+0x1142/0x1440
14:49:46 DEBUG| [stdout] [ 3807.694520] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
14:49:46 DEBUG| [stdout] [ 3807.694522] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
14:49:48 DEBUG| [stdout] [ 3809.544356] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:49:58 DEBUG| [stdout] [ 3819.564421] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:50:08 DEBUG| [stdout] [ 3829.574345] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:50:18 DEBUG| [stdout] [ 3839.624346] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:50:28 DEBUG| [stdout] [ 3849.644403] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:50:39 DEBUG| [stdout] [ 3859.904379] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:50:49 DEBUG| [stdout] [ 3869.914380] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:50:59 DEBUG| [stdout] [ 3879.934358] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:51:09 DEBUG| [stdout] [ 3889.954341] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:51:19 DEBUG| [stdout] [ 3900.214390] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:51:29 DEBUG| [stdout] [ 3910.224359] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:51:39 DEBUG| [stdout] [ 3920.274391] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:51:49 DEBUG| [stdout] [ 3930.284403] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:51:49 DEBUG| [stdout] [ 3930.574457] INFO: task modprobe:2063628 blocked
for more than 368 seconds.
14:51:49 DEBUG| [stdout] [ 3930.574467] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
14:51:49 DEBUG| [stdout] [ 3930.574468] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
14:51:49 DEBUG| [stdout] [ 3930.574471] modprobe D 0 2063628
2063618 0x08000000
14:51:49 DEBUG| [stdout] [ 3930.574473] Call Trace:
14:51:49 DEBUG| [stdout] [ 3930.574484] ([<00000000be310914>]
__schedule+0x304/0x7b0)
14:51:49 DEBUG| [stdout] [ 3930.574485] [<00000000be310e0a>]
schedule+0x4a/0xe0
14:51:49 DEBUG| [stdout] [ 3930.574491] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
14:51:49 DEBUG| [stdout] [ 3930.574495] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
14:51:49 DEBUG| [stdout] [ 3930.574534] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
14:51:49 DEBUG| [stdout] [ 3930.574536] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
14:51:49 DEBUG| [stdout] [ 3930.574539] [<00000000bdb594a0>]
do_init_module+0x70/0x270
14:51:49 DEBUG| [stdout] [ 3930.574540] [<00000000bdb5b892>]
load_module+0x1142/0x1440
14:51:49 DEBUG| [stdout] [ 3930.574542] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
14:51:49 DEBUG| [stdout] [ 3930.574544] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
14:51:59 DEBUG| [stdout] [ 3940.544371] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:52:09 DEBUG| [stdout] [ 3950.654376] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:52:19 DEBUG| [stdout] [ 3960.694371] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:52:29 DEBUG| [stdout] [ 3970.704389] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:52:40 DEBUG| [stdout] [ 3980.724335] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:52:50 DEBUG| [stdout] [ 3990.984428] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:53:00 DEBUG| [stdout] [ 4001.244408] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:53:10 DEBUG| [stdout] [ 4011.504351] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:53:21 DEBUG| [stdout] [ 4021.764392] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:53:31 DEBUG| [stdout] [ 4031.874380] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:53:41 DEBUG| [stdout] [ 4041.914382] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:53:51 DEBUG| [stdout] [ 4051.954371] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:53:52 DEBUG| [stdout] [ 4053.454418] INFO: task modprobe:2063628 blocked
for more than 491 seconds.
14:53:52 DEBUG| [stdout] [ 4053.454427] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
14:53:52 DEBUG| [stdout] [ 4053.454428] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
14:53:52 DEBUG| [stdout] [ 4053.454430] modprobe D 0 2063628
2063618 0x08000000
14:53:52 DEBUG| [stdout] [ 4053.454432] Call Trace:
14:53:52 DEBUG| [stdout] [ 4053.454442] ([<00000000be310914>]
__schedule+0x304/0x7b0)
14:53:52 DEBUG| [stdout] [ 4053.454444] [<00000000be310e0a>]
schedule+0x4a/0xe0
14:53:52 DEBUG| [stdout] [ 4053.454449] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
14:53:52 DEBUG| [stdout] [ 4053.454452] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
14:53:52 DEBUG| [stdout] [ 4053.454495] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
14:53:52 DEBUG| [stdout] [ 4053.454497] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
14:53:52 DEBUG| [stdout] [ 4053.454500] [<00000000bdb594a0>]
do_init_module+0x70/0x270
14:53:52 DEBUG| [stdout] [ 4053.454501] [<00000000bdb5b892>]
load_module+0x1142/0x1440
14:53:52 DEBUG| [stdout] [ 4053.454503] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
14:53:52 DEBUG| [stdout] [ 4053.454505] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
14:54:01 DEBUG| [stdout] [ 4062.014420] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:54:11 DEBUG| [stdout] [ 4072.274351] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:54:21 DEBUG| [stdout] [ 4082.324323] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:54:31 DEBUG| [stdout] [ 4092.584360] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:54:41 DEBUG| [stdout] [ 4102.604440] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:54:51 DEBUG| [stdout] [ 4112.644378] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:55:02 DEBUG| [stdout] [ 4122.904341] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:55:12 DEBUG| [stdout] [ 4133.164335] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:55:22 DEBUG| [stdout] [ 4143.184368] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:55:32 DEBUG| [stdout] [ 4153.454367] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:55:42 DEBUG| [stdout] [ 4163.534357] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:55:52 DEBUG| [stdout] [ 4173.554329] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:55:55 DEBUG| [stdout] [ 4176.334391] INFO: task modprobe:2063628 blocked
for more than 614 seconds.
14:55:55 DEBUG| [stdout] [ 4176.334401] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
14:55:55 DEBUG| [stdout] [ 4176.334402] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
14:55:55 DEBUG| [stdout] [ 4176.334405] modprobe D 0 2063628
2063618 0x08000000
14:55:55 DEBUG| [stdout] [ 4176.334407] Call Trace:
14:55:55 DEBUG| [stdout] [ 4176.334417] ([<00000000be310914>]
__schedule+0x304/0x7b0)
14:55:55 DEBUG| [stdout] [ 4176.334419] [<00000000be310e0a>]
schedule+0x4a/0xe0
14:55:55 DEBUG| [stdout] [ 4176.334424] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
14:55:55 DEBUG| [stdout] [ 4176.334427] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
14:55:55 DEBUG| [stdout] [ 4176.334473] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
14:55:55 DEBUG| [stdout] [ 4176.334475] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
14:55:55 DEBUG| [stdout] [ 4176.334478] [<00000000bdb594a0>]
do_init_module+0x70/0x270
14:55:55 DEBUG| [stdout] [ 4176.334479] [<00000000bdb5b892>]
load_module+0x1142/0x1440
14:55:55 DEBUG| [stdout] [ 4176.334481] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
14:55:55 DEBUG| [stdout] [ 4176.334483] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
14:56:02 DEBUG| [stdout] [ 4183.584340] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:56:13 DEBUG| [stdout] [ 4193.844333] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:56:23 DEBUG| [stdout] [ 4203.864349] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:56:33 DEBUG| [stdout] [ 4213.874367] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:56:43 DEBUG| [stdout] [ 4223.894371] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:56:53 DEBUG| [stdout] [ 4234.164406] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:57:03 DEBUG| [stdout] [ 4244.184340] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:57:13 DEBUG| [stdout] [ 4254.444348] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:57:23 DEBUG| [stdout] [ 4264.464358] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:57:34 DEBUG| [stdout] [ 4274.724397] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:57:44 DEBUG| [stdout] [ 4284.984365] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:57:54 DEBUG| [stdout] [ 4295.244374] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:57:58 DEBUG| [stdout] [ 4299.214417] INFO: task modprobe:2063628 blocked
for more than 737 seconds.
14:57:58 DEBUG| [stdout] [ 4299.214426] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
14:57:58 DEBUG| [stdout] [ 4299.214427] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
14:57:58 DEBUG| [stdout] [ 4299.214429] modprobe D 0 2063628
2063618 0x08000000
14:57:58 DEBUG| [stdout] [ 4299.214432] Call Trace:
14:57:58 DEBUG| [stdout] [ 4299.214442] ([<00000000be310914>]
__schedule+0x304/0x7b0)
14:57:58 DEBUG| [stdout] [ 4299.214443] [<00000000be310e0a>]
schedule+0x4a/0xe0
14:57:58 DEBUG| [stdout] [ 4299.214449] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
14:57:58 DEBUG| [stdout] [ 4299.214452] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
14:57:58 DEBUG| [stdout] [ 4299.214492] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
14:57:58 DEBUG| [stdout] [ 4299.214494] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
14:57:58 DEBUG| [stdout] [ 4299.214497] [<00000000bdb594a0>]
do_init_module+0x70/0x270
14:57:58 DEBUG| [stdout] [ 4299.214498] [<00000000bdb5b892>]
load_module+0x1142/0x1440
14:57:58 DEBUG| [stdout] [ 4299.214500] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
14:57:58 DEBUG| [stdout] [ 4299.214502] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
14:58:04 DEBUG| [stdout] [ 4305.504344] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:58:15 DEBUG| [stdout] [ 4315.764380] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:58:25 DEBUG| [stdout] [ 4326.034327] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:58:35 DEBUG| [stdout] [ 4336.294373] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:58:45 DEBUG| [stdout] [ 4346.554338] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:58:56 DEBUG| [stdout] [ 4356.814344] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:59:06 DEBUG| [stdout] [ 4367.074314] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:59:16 DEBUG| [stdout] [ 4377.334371] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:59:26 DEBUG| [stdout] [ 4387.364386] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:59:36 DEBUG| [stdout] [ 4397.624409] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:59:47 DEBUG| [stdout] [ 4407.884422] unregister_netdevice: waiting for lo
to become free. Usage count = 1
14:59:57 DEBUG| [stdout] [ 4418.144379] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:00:01 DEBUG| [stdout] [ 4422.094438] INFO: task modprobe:2063628 blocked
for more than 860 seconds.
15:00:01 DEBUG| [stdout] [ 4422.094448] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
15:00:01 DEBUG| [stdout] [ 4422.094449] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
15:00:01 DEBUG| [stdout] [ 4422.094451] modprobe D 0 2063628
2063618 0x08000000
15:00:01 DEBUG| [stdout] [ 4422.094454] Call Trace:
15:00:01 DEBUG| [stdout] [ 4422.094464] ([<00000000be310914>]
__schedule+0x304/0x7b0)
15:00:01 DEBUG| [stdout] [ 4422.094466] [<00000000be310e0a>]
schedule+0x4a/0xe0
15:00:01 DEBUG| [stdout] [ 4422.094471] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
15:00:01 DEBUG| [stdout] [ 4422.094474] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
15:00:01 DEBUG| [stdout] [ 4422.094517] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
15:00:01 DEBUG| [stdout] [ 4422.094519] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
15:00:01 DEBUG| [stdout] [ 4422.094522] [<00000000bdb594a0>]
do_init_module+0x70/0x270
15:00:01 DEBUG| [stdout] [ 4422.094524] [<00000000bdb5b892>]
load_module+0x1142/0x1440
15:00:01 DEBUG| [stdout] [ 4422.094525] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
15:00:01 DEBUG| [stdout] [ 4422.094527] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
15:00:07 DEBUG| [stdout] [ 4428.204380] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:00:17 DEBUG| [stdout] [ 4438.224364] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:00:27 DEBUG| [stdout] [ 4448.494371] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:00:37 DEBUG| [stdout] [ 4458.504340] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:00:47 DEBUG| [stdout] [ 4468.514346] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:00:57 DEBUG| [stdout] [ 4478.544321] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:01:07 DEBUG| [stdout] [ 4488.574327] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:01:17 DEBUG| [stdout] [ 4498.644341] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:01:27 DEBUG| [stdout] [ 4508.694366] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:01:38 DEBUG| [stdout] [ 4518.724420] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:01:48 DEBUG| [stdout] [ 4528.984393] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:01:58 DEBUG| [stdout] [ 4539.004406] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:02:04 DEBUG| [stdout] [ 4544.974468] INFO: task modprobe:2063628 blocked
for more than 983 seconds.
15:02:04 DEBUG| [stdout] [ 4544.974478] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
15:02:04 DEBUG| [stdout] [ 4544.974479] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
15:02:04 DEBUG| [stdout] [ 4544.974482] modprobe D 0 2063628
2063618 0x08000000
15:02:04 DEBUG| [stdout] [ 4544.974484] Call Trace:
15:02:04 DEBUG| [stdout] [ 4544.974496] ([<00000000be310914>]
__schedule+0x304/0x7b0)
15:02:04 DEBUG| [stdout] [ 4544.974497] [<00000000be310e0a>]
schedule+0x4a/0xe0
15:02:04 DEBUG| [stdout] [ 4544.974503] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
15:02:04 DEBUG| [stdout] [ 4544.974506] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
15:02:04 DEBUG| [stdout] [ 4544.974550] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
15:02:04 DEBUG| [stdout] [ 4544.974552] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
15:02:04 DEBUG| [stdout] [ 4544.974555] [<00000000bdb594a0>]
do_init_module+0x70/0x270
15:02:04 DEBUG| [stdout] [ 4544.974557] [<00000000bdb5b892>]
load_module+0x1142/0x1440
15:02:04 DEBUG| [stdout] [ 4544.974558] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
15:02:04 DEBUG| [stdout] [ 4544.974560] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
15:02:08 DEBUG| [stdout] [ 4549.264370] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:02:18 DEBUG| [stdout] [ 4559.284391] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:02:28 DEBUG| [stdout] [ 4569.544440] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:02:39 DEBUG| [stdout] [ 4579.804498] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:02:49 DEBUG| [stdout] [ 4590.064480] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:02:59 DEBUG| [stdout] [ 4600.334382] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:03:09 DEBUG| [stdout] [ 4610.604381] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:03:19 DEBUG| [stdout] [ 4620.624435] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:03:30 DEBUG| [stdout] [ 4630.884408] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:03:40 DEBUG| [stdout] [ 4640.904423] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:03:50 DEBUG| [stdout] [ 4651.164374] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:04:00 DEBUG| [stdout] [ 4661.194393] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:04:07 DEBUG| [stdout] [ 4667.854393] INFO: task modprobe:2063628 blocked
for more than 1105 seconds.
15:04:07 DEBUG| [stdout] [ 4667.854402] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
15:04:07 DEBUG| [stdout] [ 4667.854404] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
15:04:07 DEBUG| [stdout] [ 4667.854406] modprobe D 0 2063628
2063618 0x08000000
15:04:07 DEBUG| [stdout] [ 4667.854408] Call Trace:
15:04:07 DEBUG| [stdout] [ 4667.854418] ([<00000000be310914>]
__schedule+0x304/0x7b0)
15:04:07 DEBUG| [stdout] [ 4667.854420] [<00000000be310e0a>]
schedule+0x4a/0xe0
15:04:07 DEBUG| [stdout] [ 4667.854425] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
15:04:07 DEBUG| [stdout] [ 4667.854428] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
15:04:07 DEBUG| [stdout] [ 4667.854470] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
15:04:07 DEBUG| [stdout] [ 4667.854472] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
15:04:07 DEBUG| [stdout] [ 4667.854475] [<00000000bdb594a0>]
do_init_module+0x70/0x270
15:04:07 DEBUG| [stdout] [ 4667.854476] [<00000000bdb5b892>]
load_module+0x1142/0x1440
15:04:07 DEBUG| [stdout] [ 4667.854478] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0
15:04:07 DEBUG| [stdout] [ 4667.854480] [<00000000be315fc6>]
system_call+0x2aa/0x2c8
15:04:10 DEBUG| [stdout] [ 4671.324360] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:04:20 DEBUG| [stdout] [ 4681.584418] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:04:31 DEBUG| [stdout] [ 4691.854370] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:04:41 DEBUG| [stdout] [ 4702.114397] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:04:51 DEBUG| [stdout] [ 4712.124402] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:05:01 DEBUG| [stdout] [ 4722.144379] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:05:11 DEBUG| [stdout] [ 4732.404372] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:05:21 DEBUG| [stdout] [ 4742.664409] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:05:32 DEBUG| [stdout] [ 4752.924361] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:05:42 DEBUG| [stdout] [ 4763.184352] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:05:52 DEBUG| [stdout] [ 4773.444396] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:06:02 DEBUG| [stdout] [ 4783.704422] unregister_netdevice: waiting for lo
to become free. Usage count = 1
15:06:10 DEBUG| [stdout] [ 4790.734424] INFO: task modprobe:2063628 blocked
for more than 1228 seconds.
15:06:10 DEBUG| [stdout] [ 4790.734434] Tainted: P OE
5.4.0-7-generic #8-Ubuntu
15:06:10 DEBUG| [stdout] [ 4790.734436] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
15:06:10 DEBUG| [stdout] [ 4790.734438] modprobe D 0 2063628
2063618 0x08000000
15:06:10 DEBUG| [stdout] [ 4790.734441] Call Trace:
15:06:10 DEBUG| [stdout] [ 4790.734451] ([<00000000be310914>]
__schedule+0x304/0x7b0)
15:06:10 DEBUG| [stdout] [ 4790.734453] [<00000000be310e0a>]
schedule+0x4a/0xe0
15:06:10 DEBUG| [stdout] [ 4790.734459] [<00000000bdb071cc>]
rwsem_down_write_slowpath+0x22c/0x530
15:06:10 DEBUG| [stdout] [ 4790.734462] [<00000000be14d66c>]
register_pernet_subsys+0x2c/0x60
15:06:10 DEBUG| [stdout] [ 4790.734505] [<000003ff80766638>]
sctp_init+0x2f0/0x520 [sctp]
15:06:10 DEBUG| [stdout] [ 4790.734508] [<00000000bda288c0>]
do_one_initcall+0x40/0x200
15:06:10 DEBUG| [stdout] [ 4790.734510] [<00000000bdb594a0>]
do_init_module+0x70/0x270
15:06:10 DEBUG| [stdout] [ 4790.734512] [<00000000bdb5b892>]
load_module+0x1142/0x1440
15:06:10 DEBUG| [stdout] [ 4790.734513] [<00000000bdb5bdc4>]
__do_sys_finit_module+0xa4/0xf0 1G
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