hung task with 3.9.8/3.10.1

From: Thomas Fjellstrom
Date: Sat Jul 20 2013 - 10:29:28 EST


I recently picked up an older IBM System x3650 server for some virtualization and
web stuff, and after installing (oldstable) and upgrading (curent sid) debian, it hangs for a while on
bootup trying to modprobe some driver (logs to follow). It booted fine with the
old debian 2.6.32 kernel, but I felt it was a good idea not to use an ancient
kernel.

[ 240.592039] INFO: task modprobe:597 blocked for more than 120 seconds.
[ 240.592101] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 240.592161] modprobe D ffff88013fd53ec0 0 597 566 0x20020004
[ 240.592166] ffff880137ddd7f0 0000000000000082 ffff88013aea00c0 0000000000013ec0
[ 240.592171] ffff8801395b7fd8 ffff8801395b7fd8 ffff880137ddd7f0 ffff8801392d8c00
[ 240.592175] 0000000000000000 0000000000000000 ffff8801392d8f78 0000000000000000
[ 240.592179] Call Trace:
[ 240.592198] [<ffffffffa01702c7>] ? i801_transaction+0xa4/0xe9 [i2c_i801]
[ 240.592206] [<ffffffff81057c9a>] ? abort_exclusive_wait+0x79/0x79
[ 240.592211] [<ffffffffa0170de3>] ? i801_access+0x7a6/0x888 [i2c_i801]
[ 240.592217] [<ffffffff8105cfba>] ? __wake_up_common+0x3f/0x71
[ 240.592223] [<ffffffff81381acf>] ? _raw_spin_unlock_irqrestore+0xc/0xd
[ 240.592228] [<ffffffff8113c926>] ? ep_poll_callback+0xe0/0xf9
[ 240.592235] [<ffffffffa01efbbc>] ? i2c_smbus_xfer+0xc3/0x11d [i2c_core]
[ 240.592241] [<ffffffffa01f0069>] ? idr_find.constprop.13+0x25/0x30 [i2c_core]
[ 240.592247] [<ffffffffa01f09e9>] ? i2c_default_probe+0x83/0xd0 [i2c_core]
[ 240.592252] [<ffffffffa01f0069>] ? idr_find.constprop.13+0x25/0x30 [i2c_core]
[ 240.592258] [<ffffffffa01ef5de>] ? i2c_check_addr_busy+0x2c/0x42 [i2c_core]
[ 240.592263] [<ffffffffa01f0ad3>] ? i2c_do_add_adapter+0x9d/0x1ff [i2c_core]
[ 240.592269] [<ffffffff811c5a5d>] ? kobject_uevent_env+0x3f8/0x43a
[ 240.592274] [<ffffffffa01f0c35>] ? i2c_do_add_adapter+0x1ff/0x1ff [i2c_core]
[ 240.592280] [<ffffffffa01f0c35>] ? i2c_do_add_adapter+0x1ff/0x1ff [i2c_core]
[ 240.592285] [<ffffffff812768a2>] ? bus_for_each_dev+0x4b/0x7c
[ 240.592291] [<ffffffffa01f0c35>] ? i2c_do_add_adapter+0x1ff/0x1ff [i2c_core]
[ 240.592296] [<ffffffffa01ef37c>] ? i2c_for_each_dev+0x29/0x3f [i2c_core]
[ 240.592302] [<ffffffffa01f001f>] ? i2c_register_driver+0x7a/0x9f [i2c_core]
[ 240.592312] [<ffffffffa0061000>] ? 0xffffffffa0060fff
[ 240.592317] [<ffffffff8100209e>] ? do_one_initcall+0x74/0x12a
[ 240.592321] [<ffffffffa0061000>] ? 0xffffffffa0060fff
[ 240.592326] [<ffffffff810832d3>] ? load_module+0x1ae4/0x1dcd
[ 240.592330] [<ffffffff8107fe02>] ? free_notes_attrs+0x3c/0x3c
[ 240.592335] [<ffffffff8108365a>] ? sys_init_module+0x9e/0xab
[ 240.592340] [<ffffffff813882ec>] ? sysenter_dispatch+0x7/0x21
[ 240.592344] INFO: task modprobe:674 blocked for more than 120 seconds.
[ 240.592401] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 240.592460] modprobe D ffff88013fc93ec0 0 674 528 0x20020006
[ 240.592463] ffff880137e05100 0000000000000082 ffff88013ae9f7b0 0000000000013ec0
[ 240.592468] ffff8801386d1fd8 ffff8801386d1fd8 ffff880137e05100 ffffffffa01f20e0
[ 240.592472] ffff880137e05100 ffffffffa01f20e4 0000000000000002 0000000000000000
[ 240.592476] Call Trace:
[ 240.592482] [<ffffffff81381398>] ? schedule_preempt_disabled+0x5/0x6
[ 240.592486] [<ffffffff813804a5>] ? __mutex_lock_common.isra.6+0x145/0x161
[ 240.592493] [<ffffffffa01f06a4>] ? i2c_register_adapter+0x1f6/0x1f6 [i2c_core]
[ 240.592496] [<ffffffff813802d7>] ? mutex_lock+0x17/0x27
[ 240.592502] [<ffffffffa01f06b5>] ? i2c_add_adapter+0x11/0x59 [i2c_core]
[ 240.592507] [<ffffffffa02106aa>] ? __i2c_bit_add_bus+0x33/0x284 [i2c_algo_bit]
[ 240.592546] [<ffffffffa042fead>] ? radeon_i2c_create+0x1b8/0x1ea [radeon]
[ 240.592570] [<ffffffffa041a011>] ? radeon_combios_i2c_init+0x5b/0x227 [radeon]
[ 240.592599] [<ffffffffa042dbbc>] ? radeon_modeset_init+0x8da/0x916 [radeon]
[ 240.592629] [<ffffffffa0432728>] ? radeon_ib_ring_tests+0x3b/0x9b [radeon]
[ 240.592652] [<ffffffffa0412560>] ? radeon_driver_load_kms+0xb1/0xf5 [radeon]
[ 240.592664] [<ffffffffa0280e21>] ? drm_get_pci_dev+0x152/0x259 [drm]
[ 240.592685] [<ffffffffa04100f0>] ? radeon_pci_probe+0xd4/0xf6 [radeon]
[ 240.592706] [<ffffffffa0410102>] ? radeon_pci_probe+0xe6/0xf6 [radeon]
[ 240.592711] [<ffffffff811e1c50>] ? local_pci_probe+0x33/0x58
[ 240.592715] [<ffffffff81278052>] ? driver_probe_device+0x1b0/0x1b0
[ 240.592719] [<ffffffff811e1d2f>] ? pci_device_probe+0xba/0xde
[ 240.592723] [<ffffffff81277f34>] ? driver_probe_device+0x92/0x1b0
[ 240.592727] [<ffffffff812780a5>] ? __driver_attach+0x53/0x73
[ 240.592730] [<ffffffff812768a2>] ? bus_for_each_dev+0x4b/0x7c
[ 240.592735] [<ffffffff81277775>] ? bus_add_driver+0xd5/0x1f4
[ 240.592739] [<ffffffffa0313000>] ? 0xffffffffa0312fff
[ 240.592743] [<ffffffff812785cf>] ? driver_register+0x87/0xfe
[ 240.592747] [<ffffffffa0313000>] ? 0xffffffffa0312fff
[ 240.592750] [<ffffffff8100209e>] ? do_one_initcall+0x74/0x12a
[ 240.592754] [<ffffffffa0313000>] ? 0xffffffffa0312fff
[ 240.592758] [<ffffffff810832d3>] ? load_module+0x1ae4/0x1dcd
[ 240.592762] [<ffffffff8107fe02>] ? free_notes_attrs+0x3c/0x3c
[ 240.592766] [<ffffffff8108365a>] ? sys_init_module+0x9e/0xab
[ 240.592770] [<ffffffff813882ec>] ? sysenter_dispatch+0x7/0x21

These are the hung tasks:

root 597 0.0 0.0 3988 688 ? D 06:25 0:00 /sbin/modprobe -b dmi:bvnIBM:bvr-[GGE146BUS-1.17]-:bd12/11/2009:svnIBM:pnIBMSystemx3650-[7979AC1]-:pvr:rvnIBM:rnSystemPlanar:rvr:cvnIBM:ct17:cvr:
root 674 0.0 0.0 5104 1736 ? D 06:25 0:00 /sbin/modprobe -b pci:v00001002d0000515Esv00001014sd00000305bc03sc00i00

I've tried debian's 3.9 and 3.10 kernel.

Is this a known issue? Maybe I need to provide some kind of boot parameter?

Thanks.

--
Thomas Fjellstrom
tfjellstrom@xxxxxxxxxxxxxxx
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