From: Daniel Borkmann <daniel@iogearbox.net>
To: linux-acpi@vger.kernel.org
Cc: rjw@rjwysocki.net
Subject: ACPI, WARNING: CPU: 1 PID: 538 at kernel/sched/core.c:7389 __might_sleep+0x7f/0x90()
Date: Thu, 06 Aug 2015 11:57:05 +0200 [thread overview]
Message-ID: <55C32F71.9070009@iogearbox.net> (raw)
This one seems to trigger during booting (I'm using net.git tree).
Not sure if that is fixed already, if it is, sorry for the noise ...
[...]
[ 27.483399] EXT4-fs (dm-1): re-mounted. Opts: (null)
[ 27.970316] systemd-udevd[528]: starting version 208
[ 29.250980] ACPI: SBS HC: EC = 0xffff880263f99a40, offset = 0x20, query_bit = 0x10
[ 29.468909] ------------[ cut here ]------------
[ 29.468920] WARNING: CPU: 1 PID: 538 at kernel/sched/core.c:7389 __might_sleep+0x7f/0x90()
[ 29.468926] do not call blocking ops when !TASK_RUNNING; state=2 set at [<ffffffff810ed7b3>] prepare_to_wait_event+0x63/0x100
[ 29.468929] Modules linked in: sbs(+) sbshc apple_bl nfsd auth_rpcgss nfs_acl lockd grace sunrpc i915 i2c_algo_bit drm_kms_helper drm i2c_core video
[ 29.468954] CPU: 1 PID: 538 Comm: systemd-udevd Not tainted 4.2.0-rc4+ #115
[ 29.468956] Hardware name: Apple Inc. MacBookAir5,1/Mac-66F35F19FE2A0D05, BIOS MBA51.88Z.00EF.B02.1211271028 11/27/2012
[ 29.468959] ffffffff81c53c73 ffff88008203f848 ffffffff817ef504 0000000000000000
[ 29.468965] ffff88008203f898 ffff88008203f888 ffffffff8109e11a 0000000000000001
[ 29.468970] ffffffff81c54cd4 0000000000000268 0000000000000000 ffff88025b973580
[ 29.468975] Call Trace:
[ 29.468981] [<ffffffff817ef504>] dump_stack+0x4c/0x65
[ 29.468985] [<ffffffff8109e11a>] warn_slowpath_common+0x8a/0xc0
[ 29.468989] [<ffffffff8109e196>] warn_slowpath_fmt+0x46/0x50
[ 29.468993] [<ffffffff810ed7b3>] ? prepare_to_wait_event+0x63/0x100
[ 29.468996] [<ffffffff810ed7b3>] ? prepare_to_wait_event+0x63/0x100
[ 29.469000] [<ffffffff810ca77f>] __might_sleep+0x7f/0x90
[ 29.469005] [<ffffffff817f55c8>] mutex_lock_nested+0x38/0x3d0
[ 29.469010] [<ffffffff810f60cd>] ? trace_hardirqs_on+0xd/0x10
[ 29.469015] [<ffffffff81471160>] acpi_ec_transaction+0x74/0x335
[ 29.469019] [<ffffffff8147146e>] acpi_ec_read+0x4d/0x59
[ 29.469024] [<ffffffff814714a7>] ec_read+0x2d/0x45
[ 29.469027] [<ffffffff810ed7e5>] ? prepare_to_wait_event+0x95/0x100
[ 29.469032] [<ffffffffa02272a4>] smb_check_done+0x22/0x32 [sbshc]
[ 29.469037] [<ffffffffa0227464>] acpi_smbus_transaction+0x1b0/0x28b [sbshc]
[ 29.469041] [<ffffffff810ed850>] ? prepare_to_wait_event+0x100/0x100
[ 29.469045] [<ffffffffa022755a>] acpi_smbus_read+0x1b/0x1d [sbshc]
[ 29.469050] [<ffffffffa0295041>] acpi_ac_get_present+0x2d/0x62 [sbs]
[ 29.469055] [<ffffffffa0295640>] acpi_sbs_add+0xb3/0x1f8 [sbs]
[ 29.469059] [<ffffffff8146c6a6>] acpi_device_probe+0x4b/0xf9
[ 29.469064] [<ffffffff815161df>] driver_probe_device+0x1ef/0x440
[ 29.469068] [<ffffffff815164c4>] __driver_attach+0x94/0xa0
[ 29.469072] [<ffffffff81516430>] ? driver_probe_device+0x440/0x440
[ 29.469077] [<ffffffff81513f44>] bus_for_each_dev+0x64/0xa0
[ 29.469080] [<ffffffff81515b8e>] driver_attach+0x1e/0x20
[ 29.469085] [<ffffffff815156d3>] bus_add_driver+0x1d3/0x290
[ 29.469088] [<ffffffffa029a000>] ? 0xffffffffa029a000
[ 29.469091] [<ffffffff815174f0>] driver_register+0x60/0xe0
[ 29.469096] [<ffffffff8146ce41>] acpi_bus_register_driver+0x3b/0x43
[ 29.469100] [<ffffffffa029a019>] acpi_sbs_init+0x19/0x1000 [sbs]
[ 29.469105] [<ffffffff8100211d>] do_one_initcall+0xad/0x1e0
[ 29.469109] [<ffffffff817eac38>] ? do_init_module+0x28/0x1ec
[ 29.469114] [<ffffffff817eac71>] do_init_module+0x61/0x1ec
[ 29.469118] [<ffffffff81140453>] load_module+0x1e23/0x27d0
[ 29.469122] [<ffffffff8113bf50>] ? m_show+0x190/0x190
[ 29.469128] [<ffffffff81141000>] SyS_finit_module+0x80/0xb0
[ 29.469133] [<ffffffff817f9f6e>] entry_SYSCALL_64_fastpath+0x12/0x76
[ 29.469136] ---[ end trace 316ff42163c9d52b ]---
[ 29.499775] random: nonblocking pool is initialized
[...]
reply other threads:[~2015-08-06 9:57 UTC|newest]
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