R10: 0000000000000000 R11: 0000000000000246 R12: 00007f94175876d4 R13: 00000000004be93a R14: 00000000004ce5f0 R15: 0000000000000006 QAT: Invalid ioctl BUG: sleeping function called from invalid context at mm/slab.h:421 in_atomic(): 1, irqs_disabled(): 0, pid: 3410, name: udevd INFO: lockdep is turned off. Preemption disabled at: [] schedule+0xf7/0x460 kernel/sched/core.c:3523 CPU: 0 PID: 3410 Comm: udevd Not tainted 4.19.0-rc7-next-20181009+ #90 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x3ab lib/dump_stack.c:113 ___might_sleep.cold.88+0x221/0x254 kernel/sched/core.c:6150 __might_sleep+0x95/0x190 kernel/sched/core.c:6103 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3378 [inline] kmem_cache_alloc_trace+0x2cd/0x750 mm/slab.c:3618 kmalloc include/linux/slab.h:546 [inline] kzalloc include/linux/slab.h:741 [inline] kobject_uevent_env+0x2f3/0x101e lib/kobject_uevent.c:514 kobject_uevent+0x1f/0x24 lib/kobject_uevent.c:636 kobject_cleanup lib/kobject.c:649 [inline] kobject_release lib/kobject.c:691 [inline] kref_put include/linux/kref.h:70 [inline] kobject_put.cold.9+0x170/0x2e4 lib/kobject.c:708 put_device+0x20/0x30 drivers/base/core.c:2024 delete_partition_rcu_cb+0x147/0x1b0 block/partition-generic.c:259 __rcu_reclaim kernel/rcu/rcu.h:240 [inline] rcu_do_batch kernel/rcu/tree.c:2437 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2716 [inline] rcu_process_callbacks+0x1006/0x1ac0 kernel/rcu/tree.c:2697 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 __do_softirq+0x30d/0xb26 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x750 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 RIP: 0010:arch_local_irq_enable arch/x86/include/asm/paravirt.h:771 [inline] RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:168 [inline] RIP: 0010:_raw_spin_unlock_irq+0x56/0x80 kernel/locking/spinlock.c:192 Code: 31 89 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 32 48 83 3d d3 ee 74 01 00 74 1f fb 66 0f 1f 44 00 00 01 00 00 00 e8 e0 bb 97 f9 65 8b 05 89 e6 44 78 85 c0 74 05 5b RSP: 0018:ffff8801c784f460 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: ffff8801dae2cc00 RCX: ffffffff8184916a RDX: 1ffffffff1263ec0 RSI: ffffffff81849184 RDI: ffffffff8931f600 RBP: ffff8801c784f468 R08: ffff8801c7846480 R09: ffffed003b5c5980 R10: ffffed003b5c5980 R11: ffff8801dae2cc03 R12: ffff8801c7846480 R13: ffff8801c6cfc6c0 R14: 0000000000000000 R15: dffffc0000000000 finish_lock_switch kernel/sched/core.c:2581 [inline] finish_task_switch+0x1f5/0x900 kernel/sched/core.c:2681 context_switch kernel/sched/core.c:2834 [inline] __schedule+0x8d7/0x21d0 kernel/sched/core.c:3480 schedule+0xfe/0x460 kernel/sched/core.c:3524 schedule_hrtimeout_range_clock+0x3db/0x490 kernel/time/hrtimer.c:1935 schedule_hrtimeout_range+0x2a/0x40 kernel/time/hrtimer.c:1992 ep_poll+0x10d0/0x13d0 fs/eventpoll.c:1819 do_epoll_wait+0x1b0/0x200 fs/eventpoll.c:2198 __do_sys_epoll_wait fs/eventpoll.c:2208 [inline] __se_sys_epoll_wait fs/eventpoll.c:2205 [inline] __x64_sys_epoll_wait+0x97/0xf0 fs/eventpoll.c:2205 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f04de1ed943 Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24 RSP: 002b:00007fffadfc2878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007f04de1ed943 RDX: 0000000000000008 RSI: 00007fffadfc2970 RDI: 000000000000000a RBP: 0000000000cbbe10 R08: 00000000ffffffff R09: 00007f04de236c20 R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000000019e8 R13: 0000000000cc4794 R14: 0000000000000000 R15: 0000000000cab250 CPU: 1 PID: 12760 Comm: syz-executor2 Not tainted 4.19.0-rc7-next-20181009+ #90 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x3ab lib/dump_stack.c:113 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold.4+0xa/0x17 lib/fault-inject.c:149 __should_failslab+0x124/0x180 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1578 slab_pre_alloc_hook mm/slab.h:423 [inline] slab_alloc mm/slab.c:3378 [inline] __do_kmalloc mm/slab.c:3720 [inline] __kmalloc+0x2e0/0x760 mm/slab.c:3731 kmalloc include/linux/slab.h:551 [inline] kzalloc include/linux/slab.h:741 [inline] kobject_get_path+0xc2/0x1b0 lib/kobject.c:171 kobject_uevent_env+0x314/0x101e lib/kobject_uevent.c:519 kobject_uevent+0x1f/0x24 lib/kobject_uevent.c:636 device_del+0x6c9/0xb70 drivers/base/core.c:2091 delete_partition+0x233/0x2c0 block/partition-generic.c:288 blkpg_ioctl+0x3c5/0xc10 block/ioctl.c:93 blkdev_ioctl+0x1864/0x2010 block/ioctl.c:573 block_ioctl+0xee/0x130 fs/block_dev.c:1883 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: 1d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9417586c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f9417586c90 RCX: 0000000000457579 RDX: 00000000200006c0 RSI: 0000000000001269 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f94175876d4 R13: 00000000004be93a R14: 00000000004ce5f0 R15: 0000000000000006 BUG: sleeping function called from invalid context at mm/slab.h:421 in_atomic(): 1, irqs_disabled(): 0, pid: 9, name: ksoftirqd/0 INFO: lockdep is turned off. Preemption disabled at: [] __do_softirq+0x184/0xb26 kernel/softirq.c:269 CPU: 0 PID: 9 Comm: ksoftirqd/0 Tainted: G W 4.19.0-rc7-next-20181009+ #90 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x3ab lib/dump_stack.c:113 ___might_sleep.cold.88+0x221/0x254 kernel/sched/core.c:6150 __might_sleep+0x95/0x190 kernel/sched/core.c:6103 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3378 [inline] kmem_cache_alloc_trace+0x2cd/0x750 mm/slab.c:3618 kmalloc include/linux/slab.h:546 [inline] kzalloc include/linux/slab.h:741 [inline] kobject_uevent_env+0x2f3/0x101e lib/kobject_uevent.c:514 kobject_uevent+0x1f/0x24 lib/kobject_uevent.c:636 kobject_cleanup lib/kobject.c:649 [inline] kobject_release lib/kobject.c:691 [inline] kref_put include/linux/kref.h:70 [inline] kobject_put.cold.9+0x170/0x2e4 lib/kobject.c:708 put_device+0x20/0x30 drivers/base/core.c:2024 delete_partition_rcu_cb+0x147/0x1b0 block/partition-generic.c:259 __rcu_reclaim kernel/rcu/rcu.h:240 [inline] rcu_do_batch kernel/rcu/tree.c:2437 [inline] invoke_rcu_callbacks kernel/rcu/tree.c:2716 [inline] rcu_process_callbacks+0x1006/0x1ac0 kernel/rcu/tree.c:2697 __do_softirq+0x30d/0xb26 kernel/softirq.c:292 run_ksoftirqd+0x5e/0x100 kernel/softirq.c:654 smpboot_thread_fn+0x68b/0xa00 kernel/smpboot.c:164 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352