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Message-ID: <87si0w6quc.fsf@yhuang-dev.intel.com>
Date: Sun, 14 Feb 2016 09:08:43 +0800
From: kernel test robot <ying.huang@...ux.intel.com>
TO: Robert Baldyga <r.baldyga@...sung.com>
CC: 0day robot <fengguang.wu@...el.com>
Subject: [lkp] [usb] 368540a661: BUG: sleeping function called from invalid
context at mm/page_alloc.c:3208
FYI, we noticed the below changes on
https://github.com/0day-ci/linux Robert-Baldyga/usb-gadget-composite-introduce-new-function-API/20160203-205850
commit 368540a661833b00a81b0e9c7741d8dfd89c13f0 ("usb: gadget: f_printer: conversion to new API")
+----------------------------------------------------------------------+------------+------------+
| | 36eec5a911 | 368540a661 |
+----------------------------------------------------------------------+------------+------------+
| boot_successes | 88 | 8 |
| boot_failures | 4 | 16 |
| BUG:kernel_test_oversize | 2 | |
| IP-Config:Auto-configuration_of_network_failed | 2 | 2 |
| BUG:sleeping_function_called_from_invalid_context_at_mm/page_alloc.c | 0 | 16 |
| backtrace:cpu_startup_entry | 0 | 1 |
| backtrace:do_group_exit | 0 | 2 |
| backtrace:SyS_exit_group | 0 | 2 |
| backtrace:do_execve | 0 | 3 |
| backtrace:run_init_process | 0 | 3 |
| backtrace:ring_buffer_producer_thread | 0 | 1 |
| backtrace:SYSC_newstat | 0 | 1 |
| backtrace:SyS_newstat | 0 | 1 |
| backtrace:_do_fork | 0 | 1 |
| backtrace:SyS_clone | 0 | 1 |
| WARNING:at_kernel/sched/core.c:#__might_sleep() | 0 | 1 |
| backtrace:hub_event | 0 | 1 |
| backtrace:vfs_write | 0 | 1 |
| backtrace:SyS_write | 0 | 1 |
+----------------------------------------------------------------------+------------+------------+
[ 18.061859] dummy_udc dummy_udc.0: enabled ep1in-bulk (ep1in-bulk) maxpacket 512 stream disabled
[ 18.064543] dummy_udc dummy_udc.0: enabled ep2out-bulk (ep2out-bulk) maxpacket 512 stream disabled
[ 18.064543] dummy_udc dummy_udc.0: enabled ep2out-bulk (ep2out-bulk) maxpacket 512 stream disabled
[ 18.067290] BUG: sleeping function called from invalid context at mm/page_alloc.c:3208
[ 18.067290] BUG: sleeping function called from invalid context at mm/page_alloc.c:3208
[ 18.070263] in_atomic(): 1, irqs_disabled(): 1, pid: 190, name: initctl
[ 18.070263] in_atomic(): 1, irqs_disabled(): 1, pid: 190, name: initctl
[ 18.072288] 4 locks held by initctl/190:
[ 18.072288] 4 locks held by initctl/190:
[ 18.073493] #0:
[ 18.073493] #0: ( (&(ptlock_ptr(page))->rlock&(ptlock_ptr(page))->rlock#2#2){......}){......}, at: , at: [<ffffffff84188e34>] unmap_single_vma+0x2c4/0x5f1
[<ffffffff84188e34>] unmap_single_vma+0x2c4/0x5f1
[ 18.076730] #1:
[ 18.076730] #1: ( (rcu_read_lockrcu_read_lock){......}){......}, at: , at: [<ffffffff8419eafb>] rcu_lock_acquire+0x0/0x20
[<ffffffff8419eafb>] rcu_lock_acquire+0x0/0x20
[ 18.079469] #2:
[ 18.079469] #2: ( ((&dum_hcd->timer)(&dum_hcd->timer)){......}){......}, at: , at: [<ffffffff84110f24>] call_timer_fn+0x5/0x1f9
[<ffffffff84110f24>] call_timer_fn+0x5/0x1f9
[ 18.082291] #3:
[ 18.082291] #3: ( (&(&cdev->lock)->rlock&(&cdev->lock)->rlock){......}){......}, at: , at: [<ffffffff844194f6>] composite_setup+0x799/0x1333
[<ffffffff844194f6>] composite_setup+0x799/0x1333
[ 18.085333] CPU: 0 PID: 190 Comm: initctl Not tainted 4.5.0-rc2-00069-g368540a #2
[ 18.085333] CPU: 0 PID: 190 Comm: initctl Not tainted 4.5.0-rc2-00069-g368540a #2
[ 18.087613] 0000000000000000
[ 18.087613] 0000000000000000 ffff880013c03a60 ffff880013c03a60 ffffffff8424e680 ffffffff8424e680 ffff8800151b0000 ffff8800151b0000
[ 18.089986] ffff880013c03a80
[ 18.089986] ffff880013c03a80 ffffffff840e0801 ffffffff840e0801 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 18.092342] ffff880013c03ac0
[ 18.092342] ffff880013c03ac0 ffffffff840e08e8 ffffffff840e08e8 ffffffff84b7ca02 ffffffff84b7ca02 0000000000000000 0000000000000000
[ 18.094730] Call Trace:
[ 18.094730] Call Trace:
[ 18.095501] <IRQ>
[ 18.095501] <IRQ> [<ffffffff8424e680>] dump_stack+0x4b/0x63
[<ffffffff8424e680>] dump_stack+0x4b/0x63
[ 18.097336] [<ffffffff840e0801>] ___might_sleep+0x11e/0x123
[ 18.097336] [<ffffffff840e0801>] ___might_sleep+0x11e/0x123
[ 18.099079] [<ffffffff840e08e8>] __might_sleep+0xe2/0xee
[ 18.099079] [<ffffffff840e08e8>] __might_sleep+0xe2/0xee
[ 18.100740] [<ffffffff8416a205>] __alloc_pages_nodemask+0xe4/0xb98
[ 18.100740] [<ffffffff8416a205>] __alloc_pages_nodemask+0xe4/0xb98
[ 18.102672] [<ffffffff84038fff>] ? kvm_sched_clock_read+0x9/0x12
[ 18.102672] [<ffffffff84038fff>] ? kvm_sched_clock_read+0x9/0x12
[ 18.104579] [<ffffffff8400b812>] ? paravirt_sched_clock+0x9/0xd
[ 18.104579] [<ffffffff8400b812>] ? paravirt_sched_clock+0x9/0xd
[ 18.106427] [<ffffffff8400bdcb>] ? sched_clock+0x9/0xb
[ 18.106427] [<ffffffff8400bdcb>] ? sched_clock+0x9/0xb
[ 18.108043] [<ffffffff840f4730>] ? lock_release+0x143/0x389
[ 18.108043] [<ffffffff840f4730>] ? lock_release+0x143/0x389
[ 18.109790] [<ffffffff8416ad1f>] __alloc_pages_node+0x66/0x6f
[ 18.109790] [<ffffffff8416ad1f>] __alloc_pages_node+0x66/0x6f
[ 18.111576] [<ffffffff8416aead>] alloc_kmem_pages+0x14/0x16
[ 18.111576] [<ffffffff8416aead>] alloc_kmem_pages+0x14/0x16
[ 18.113323] [<ffffffff84180fce>] kmalloc_order+0x19/0x51
[ 18.113323] [<ffffffff84180fce>] kmalloc_order+0x19/0x51
[ 18.115029] [<ffffffff8418102c>] kmalloc_order_trace+0x26/0xb9
[ 18.115029] [<ffffffff8418102c>] kmalloc_order_trace+0x26/0xb9
[ 18.116702] [<ffffffff844315d1>] printer_req_alloc+0x3e/0x5e
[ 18.116702] [<ffffffff844315d1>] printer_req_alloc+0x3e/0x5e
[ 18.118675] [<ffffffff84431867>] printer_func_set_alt+0x99/0x161
[ 18.118675] [<ffffffff84431867>] printer_func_set_alt+0x99/0x161
[ 18.120334] [<ffffffff84418cf5>] set_alt+0xf2/0x15a
[ 18.120334] [<ffffffff84418cf5>] set_alt+0xf2/0x15a
[ 18.121749] [<ffffffff84419619>] composite_setup+0x8bc/0x1333
[ 18.121749] [<ffffffff84419619>] composite_setup+0x8bc/0x1333
[ 18.123395] [<ffffffff84421aa2>] dummy_timer+0xb19/0xb9d
[ 18.123395] [<ffffffff84421aa2>] dummy_timer+0xb19/0xb9d
[ 18.124941] [<ffffffff84421aa2>] ? dummy_timer+0xb19/0xb9d
[ 18.124941] [<ffffffff84421aa2>] ? dummy_timer+0xb19/0xb9d
[ 18.126574] [<ffffffff840e184e>] ? local_clock+0x20/0x22
[ 18.126574] [<ffffffff840e184e>] ? local_clock+0x20/0x22
[ 18.128133] [<ffffffff84110f24>] ? call_timer_fn+0x5/0x1f9
[ 18.128133] [<ffffffff84110f24>] ? call_timer_fn+0x5/0x1f9
[ 18.129716] [<ffffffff84420f89>] ? dummy_dequeue+0x116/0x116
[ 18.129716] [<ffffffff84420f89>] ? dummy_dequeue+0x116/0x116
[ 18.131280] [<ffffffff84110fd0>] call_timer_fn+0xb1/0x1f9
[ 18.131280] [<ffffffff84110fd0>] call_timer_fn+0xb1/0x1f9
[ 18.132825] [<ffffffff84420f89>] ? dummy_dequeue+0x116/0x116
[ 18.132825] [<ffffffff84420f89>] ? dummy_dequeue+0x116/0x116
[ 18.134498] [<ffffffff8411160c>] run_timer_softirq+0x1b5/0x1df
[ 18.134498] [<ffffffff8411160c>] run_timer_softirq+0x1b5/0x1df
[ 18.136151] [<ffffffff840bb923>] __do_softirq+0x114/0x353
[ 18.136151] [<ffffffff840bb923>] __do_softirq+0x114/0x353
[ 18.138036] [<ffffffff840bbd7f>] irq_exit+0x40/0x4e
[ 18.138036] [<ffffffff840bbd7f>] irq_exit+0x40/0x4e
[ 18.140699] [<ffffffff8403070d>] smp_apic_timer_interrupt+0x33/0x3e
[ 18.140699] [<ffffffff8403070d>] smp_apic_timer_interrupt+0x33/0x3e
[ 18.143201] [<ffffffff846283bf>] apic_timer_interrupt+0x7f/0x90
[ 18.143201] [<ffffffff846283bf>] apic_timer_interrupt+0x7f/0x90
[ 18.145719] <EOI>
[ 18.145719] <EOI> [<ffffffff840f1d88>] ? arch_local_irq_restore+0x6/0xd
[<ffffffff840f1d88>] ? arch_local_irq_restore+0x6/0xd
[ 18.148467] [<ffffffff840f4592>] lock_acquire+0xbe/0x119
[ 18.148467] [<ffffffff840f4592>] lock_acquire+0xbe/0x119
[ 18.150727] [<ffffffff8419eafb>] ? cpumask_next+0xc5/0xc5
[ 18.150727] [<ffffffff8419eafb>] ? cpumask_next+0xc5/0xc5
[ 18.152846] [<ffffffff8419eb18>] rcu_lock_acquire+0x1d/0x20
[ 18.152846] [<ffffffff8419eb18>] rcu_lock_acquire+0x1d/0x20
[ 18.155040] [<ffffffff8419eafb>] ? cpumask_next+0xc5/0xc5
[ 18.155040] [<ffffffff8419eafb>] ? cpumask_next+0xc5/0xc5
[ 18.157195] [<ffffffff8419eb32>] rcu_read_lock+0x17/0x19
[ 18.157195] [<ffffffff8419eb32>] rcu_read_lock+0x17/0x19
[ 18.159241] [<ffffffff841a3251>] mem_cgroup_begin_page_stat+0x16/0x98
[ 18.159241] [<ffffffff841a3251>] mem_cgroup_begin_page_stat+0x16/0x98
[ 18.161817] [<ffffffff84193e7b>] page_remove_rmap+0x51/0x12e
[ 18.161817] [<ffffffff84193e7b>] page_remove_rmap+0x51/0x12e
[ 18.163962] [<ffffffff84188fb8>] unmap_single_vma+0x448/0x5f1
[ 18.163962] [<ffffffff84188fb8>] unmap_single_vma+0x448/0x5f1
[ 18.165121] [<ffffffff84189262>] unmap_vmas+0x3a/0x49
[ 18.165121] [<ffffffff84189262>] unmap_vmas+0x3a/0x49
[ 18.166138] [<ffffffff8418f56f>] exit_mmap+0x66/0xe5
[ 18.166138] [<ffffffff8418f56f>] exit_mmap+0x66/0xe5
[ 18.167114] [<ffffffff840b5429>] mmput+0x52/0xbc
[ 18.167114] [<ffffffff840b5429>] mmput+0x52/0xbc
[ 18.168047] [<ffffffff840ba672>] do_exit+0x452/0xb24
[ 18.168047] [<ffffffff840ba672>] do_exit+0x452/0xb24
[ 18.169049] [<ffffffff841a3358>] ? mem_cgroup_handle_over_high+0x38/0x70
[ 18.169049] [<ffffffff841a3358>] ? mem_cgroup_handle_over_high+0x38/0x70
[ 18.170349] [<ffffffff840bade4>] do_group_exit+0x6a/0xd2
[ 18.170349] [<ffffffff840bade4>] do_group_exit+0x6a/0xd2
[ 18.171453] [<ffffffff840bae60>] SyS_exit_group+0x14/0x14
[ 18.171453] [<ffffffff840bae60>] SyS_exit_group+0x14/0x14
[ 18.172518] [<ffffffff846276f2>] entry_SYSCALL_64_fastpath+0x12/0x76
Thanks,
Kernel Test Robot
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