INFO: rcu_preempt detected stalls on CPUs/tasks:
(detected by 1, t=10502 jiffies, g=5622, c=5621, q=382)
All QSes seen, last rcu_preempt kthread activity 10497 (4294975533-4294965036), jiffies_till_next_fqs=1, root ->qsmask 0x0
syz-executor.3 R running task 27840 13030 7360 0x0000000c
Call Trace:
sched_show_task kernel/sched/core.c:5168 [inline]
sched_show_task.cold+0x2f0/0x351 kernel/sched/core.c:5143
print_other_cpu_stall kernel/rcu/tree.c:1501 [inline]
check_cpu_stall kernel/rcu/tree.c:1616 [inline]
__rcu_pending kernel/rcu/tree.c:3390 [inline]
rcu_pending kernel/rcu/tree.c:3452 [inline]
rcu_check_callbacks.cold+0xcb1/0xd0a kernel/rcu/tree.c:2792
update_process_times+0x31/0x70 kernel/time/timer.c:1590
tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:161
tick_sched_timer+0x43/0x130 kernel/time/tick-sched.c:1219
__run_hrtimer kernel/time/hrtimer.c:1223 [inline]
__hrtimer_run_queues+0x270/0xbc0 kernel/time/hrtimer.c:1287
hrtimer_interrupt+0x1d8/0x5d0 kernel/time/hrtimer.c:1321
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline]
smp_apic_timer_interrupt+0x11c/0x5e0 arch/x86/kernel/apic/apic.c:1100
apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:dev_net include/linux/netdevice.h:2020 [inline]
RIP: 0010:ip4_dst_hoplimit include/net/route.h:342 [inline]
RIP: 0010:ip_select_ttl net/ipv4/ip_output.c:135 [inline]
RIP: 0010:ip_select_ttl net/ipv4/ip_output.c:130 [inline]
RIP: 0010:ip_queue_xmit+0xa99/0x1b10 net/ipv4/ip_output.c:486
RSP: 0018:ffff8880aed076b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
RAX: dffffc0000000000 RBX: ffff8880723c6544 RCX: 0000000000000000
RDX: 1ffff11012d1d4e0 RSI: ffff8880a1197c10 RDI: ffffffff875914a4
RBP: ffff8880aed07718 R08: 0000000000000000 R09: ffff8880a4502b18
R10: ffff8880a4502af8 R11: ffff8880a4502200 R12: ffff888086e64000
R13: ffff8880968ea700 R14: ffff8880a1197c04 R15: ffff8880a1197b40
sctp_v4_xmit+0x109/0x140 net/sctp/protocol.c:996
sctp_packet_transmit+0x199e/0x3010 net/sctp/output.c:637
sctp_outq_flush+0xd13/0x31b0 net/sctp/outqueue.c:1187
sctp_outq_uncork+0x60/0x70 net/sctp/outqueue.c:761
sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1787 [inline]
sctp_side_effects net/sctp/sm_sideeffect.c:1179 [inline]
sctp_do_sm+0x452/0x50d0 net/sctp/sm_sideeffect.c:1150
sctp_generate_heartbeat_event+0x1dd/0x400 net/sctp/sm_sideeffect.c:391
call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
expire_timers kernel/time/timer.c:1318 [inline]
__run_timers kernel/time/timer.c:1636 [inline]
__run_timers kernel/time/timer.c:1604 [inline]
run_timer_softirq+0x5b7/0x1520 kernel/time/timer.c:1649
__do_softirq+0x244/0x9a0 kernel/softirq.c:288
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x160/0x1b0 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:648 [inline]
smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1102
apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:qlink_free mm/kasan/quarantine.c:150 [inline]
RIP: 0010:qlist_free_all+0x10c/0x150 mm/kasan/quarantine.c:166
RSP: 0018:ffff88809448fae8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000007 RBX: 0000000000000286 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8880a4502a80 RDI: 0000000000000286
RBP: ffff88809448fb18 R08: ffff8880a4502200 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880929560b0 R14: ffff88809448fb28 R15: ffff8880aa810040
quarantine_reduce+0x147/0x180 mm/kasan/quarantine.c:259
kasan_kmalloc+0xa0/0xf0 mm/kasan/kasan.c:536
kasan_slab_alloc+0xf/0x20 mm/kasan/kasan.c:489
slab_post_alloc_hook mm/slab.h:442 [inline]
slab_alloc mm/slab.c:3390 [inline]
kmem_cache_alloc_trace+0x13b/0x790 mm/slab.c:3616
kmalloc include/linux/slab.h:488 [inline]
do_mmu_notifier_register+0x92/0x470 mm/mmu_notifier.c:242
mmu_notifier_register+0x23/0x30 mm/mmu_notifier.c:298
kvm_init_mmu_notifier arch/x86/kvm/../../../virt/kvm/kvm_main.c:513 [inline]
kvm_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:705 [inline]
kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:3270 [inline]
kvm_dev_ioctl+0xa9e/0x1620 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3321
vfs_ioctl fs/ioctl.c:46 [inline]
file_ioctl fs/ioctl.c:500 [inline]
do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684
SYSC_ioctl fs/ioctl.c:701 [inline]
SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45b349
RSP: 002b:00007fda0f8f6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fda0f8f76d4 RCX: 000000000045b349
RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000004
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000000000000036e R14: 00000000004c49a1 R15: 000000000075bf2c
rcu_preempt kthread starved for 10497 jiffies! g5622 c5621 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=1
rcu_preempt R running task 29776 8 2 0x80000000
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384
schedule+0x92/0x1c0 kernel/sched/core.c:3428
schedule_timeout+0x43e/0xe10 kernel/time/timer.c:1746
rcu_gp_kthread+0xbf4/0x1ec0 kernel/rcu/tree.c:2255
kthread+0x319/0x430 kernel/kthread.c:232
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
INFO: rcu_sched self-detected stall on CPU
1-...: (10497 ticks this GP) idle=dfe/140000000000002/0 softirq=26443/26443 fqs=53
INFO: rcu_sched detected stalls on CPUs/tasks:
(t=10554 jiffies g=4360 c=4359 q=4)
1-...: (10497 ticks this GP) idle=dfe/140000000000002/0 softirq=26443/26443 fqs=53
rcu_sched kthread starved for 9364 jiffies! g4360 c4359 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=0
rcu_sched R running task 29776 9 2 0x80000000
Call Trace:
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384
schedule+0x92/0x1c0 kernel/sched/core.c:3428
schedule_timeout+0x43e/0xe10 kernel/time/timer.c:1746
(detected by 0, t=10554 jiffies, g=4360, c=4359, q=4)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 13030 Comm: syz-executor.3 Not tainted 4.14.166-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8880a4502200 task.stack: ffff888094488000
RIP: 0010:__lock_acquire+0x10/0x4620 kernel/locking/lockdep.c:3344
RSP: 0018:ffff8880aed06ee8 EFLAGS: 00000002
RAX: 0000000000000000 RBX: ffff8880a4502200 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff87f7e9f8
RBP: ffff8880aed06f10 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff87f7e9f8
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 00007fda0f8f7700(0000) GS:ffff8880aed00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd3eb35278 CR3: 0000000087d20000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994
__raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
_raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:152
console_lock_spinning_enable kernel/printk/printk.c:1583 [inline]
console_unlock+0x39c/0xed0 kernel/printk/printk.c:2394
vprintk_emit kernel/printk/printk.c:1923 [inline]
vprintk_emit+0x1f9/0x600 kernel/printk/printk.c:1888
vprintk_default+0x28/0x30 kernel/printk/printk.c:1963
vprintk_func+0x5d/0x159 kernel/printk/printk_safe.c:401
printk+0x9e/0xbc kernel/printk/printk.c:1996
printk_stack_address arch/x86/kernel/dumpstack.c:70 [inline]
show_trace_log_lvl+0x22d/0x26b arch/x86/kernel/dumpstack.c:202
show_stack+0x39/0x3b arch/x86/kernel/dumpstack.c:237
sched_show_task kernel/sched/core.c:5168 [inline]
sched_show_task.cold+0x2f0/0x351 kernel/sched/core.c:5143
rcu_check_gp_kthread_starvation+0x28e/0x2c7 kernel/rcu/tree.c:1374
print_cpu_stall kernel/rcu/tree.c:1540 [inline]
check_cpu_stall kernel/rcu/tree.c:1610 [inline]
__rcu_pending kernel/rcu/tree.c:3390 [inline]
rcu_pending kernel/rcu/tree.c:3452 [inline]
rcu_check_callbacks.cold+0x435/0xd0a kernel/rcu/tree.c:2792
update_process_times+0x31/0x70 kernel/time/timer.c:1590
tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:161
tick_sched_timer+0x43/0x130 kernel/time/tick-sched.c:1219
__run_hrtimer kernel/time/hrtimer.c:1223 [inline]
__hrtimer_run_queues+0x270/0xbc0 kernel/time/hrtimer.c:1287
hrtimer_interrupt+0x1d8/0x5d0 kernel/time/hrtimer.c:1321
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline]
smp_apic_timer_interrupt+0x11c/0x5e0 arch/x86/kernel/apic/apic.c:1100
apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:dev_net include/linux/netdevice.h:2020 [inline]
RIP: 0010:ip4_dst_hoplimit include/net/route.h:342 [inline]
RIP: 0010:ip_select_ttl net/ipv4/ip_output.c:135 [inline]
RIP: 0010:ip_select_ttl net/ipv4/ip_output.c:130 [inline]
RIP: 0010:ip_queue_xmit+0xa99/0x1b10 net/ipv4/ip_output.c:486
RSP: 0018:ffff8880aed076b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
RAX: dffffc0000000000 RBX: ffff8880723c6544 RCX: 0000000000000000
RDX: 1ffff11012d1d4e0 RSI: ffff8880a1197c10 RDI: ffffffff875914a4
RBP: ffff8880aed07718 R08: 0000000000000000 R09: ffff8880a4502b18
R10: ffff8880a4502af8 R11: ffff8880a4502200 R12: ffff888086e64000
R13: ffff8880968ea700 R14: ffff8880a1197c04 R15: ffff8880a1197b40
sctp_v4_xmit+0x109/0x140 net/sctp/protocol.c:996
sctp_packet_transmit+0x199e/0x3010 net/sctp/output.c:637
sctp_outq_flush+0xd13/0x31b0 net/sctp/outqueue.c:1187
sctp_outq_uncork+0x60/0x70 net/sctp/outqueue.c:761
sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1787 [inline]
sctp_side_effects net/sctp/sm_sideeffect.c:1179 [inline]
sctp_do_sm+0x452/0x50d0 net/sctp/sm_sideeffect.c:1150
sctp_generate_heartbeat_event+0x1dd/0x400 net/sctp/sm_sideeffect.c:391
call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
expire_timers kernel/time/timer.c:1318 [inline]
__run_timers kernel/time/timer.c:1636 [inline]
__run_timers kernel/time/timer.c:1604 [inline]
run_timer_softirq+0x5b7/0x1520 kernel/time/timer.c:1649
__do_softirq+0x244/0x9a0 kernel/softirq.c:288
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x160/0x1b0 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:648 [inline]
smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1102
apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:qlink_free mm/kasan/quarantine.c:150 [inline]
RIP: 0010:qlist_free_all+0x10c/0x150 mm/kasan/quarantine.c:166
RSP: 0018:ffff88809448fae8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000007 RBX: 0000000000000286 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8880a4502a80 RDI: 0000000000000286
RBP: ffff88809448fb18 R08: ffff8880a4502200 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880929560b0 R14: ffff88809448fb28 R15: ffff8880aa810040
quarantine_reduce+0x147/0x180 mm/kasan/quarantine.c:259
kasan_kmalloc+0xa0/0xf0 mm/kasan/kasan.c:536
kasan_slab_alloc+0xf/0x20 mm/kasan/kasan.c:489
slab_post_alloc_hook mm/slab.h:442 [inline]
slab_alloc mm/slab.c:3390 [inline]
kmem_cache_alloc_trace+0x13b/0x790 mm/slab.c:3616
kmalloc include/linux/slab.h:488 [inline]
do_mmu_notifier_register+0x92/0x470 mm/mmu_notifier.c:242
mmu_notifier_register+0x23/0x30 mm/mmu_notifier.c:298
kvm_init_mmu_notifier arch/x86/kvm/../../../virt/kvm/kvm_main.c:513 [inline]
kvm_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:705 [inline]
kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:3270 [inline]
kvm_dev_ioctl+0xa9e/0x1620 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3321
vfs_ioctl fs/ioctl.c:46 [inline]
file_ioctl fs/ioctl.c:500 [inline]
do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684
SYSC_ioctl fs/ioctl.c:701 [inline]
SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45b349
RSP: 002b:00007fda0f8f6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fda0f8f76d4 RCX: 000000000045b349
RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000004
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000000000000036e R14: 00000000004c49a1 R15: 000000000075bf2c
Code: e7 9e 3f 00 e9 ba fe ff ff 66 90 55 48 89 e5 48 8b 7d 08 e8 63 fa ff ff 5d c3 90 55 48 89 e5 41 57 41 56 41 55 41 54 49 89 fc 53 <89> d3 48 ba 00 00 00 00 00 fc ff df 48 83 e4 f0 48 81 ec 80 01
rcu_sched kthread starved for 9364 jiffies! g4360 c4359 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=0
rcu_gp_kthread+0xbf4/0x1ec0 kernel/rcu/tree.c:2255
rcu_sched R
running task
kthread+0x319/0x430 kernel/kthread.c:232
29776 9 2 0x80000000
Call Trace:
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
context_switch kernel/sched/core.c:2808 [inline]
__schedule+0x7b8/0x1cd0 kernel/sched/core.c:3384
NMI backtrace for cpu 1
CPU: 1 PID: 13030 Comm: syz-executor.3 Not tainted 4.14.166-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
schedule+0x92/0x1c0 kernel/sched/core.c:3428
schedule_timeout+0x43e/0xe10 kernel/time/timer.c:1746
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x142/0x197 lib/dump_stack.c:58
nmi_cpu_backtrace.cold+0x57/0x94 lib/nmi_backtrace.c:101
nmi_trigger_cpumask_backtrace+0x141/0x189 lib/nmi_backtrace.c:62
arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
rcu_gp_kthread+0xbf4/0x1ec0 kernel/rcu/tree.c:2255
trigger_single_cpu_backtrace include/linux/nmi.h:158 [inline]
rcu_dump_cpu_stacks+0x186/0x1d2 kernel/rcu/tree.c:1396
print_cpu_stall kernel/rcu/tree.c:1542 [inline]
check_cpu_stall kernel/rcu/tree.c:1610 [inline]
__rcu_pending kernel/rcu/tree.c:3390 [inline]
rcu_pending kernel/rcu/tree.c:3452 [inline]
rcu_check_callbacks.cold+0x43d/0xd0a kernel/rcu/tree.c:2792
kthread+0x319/0x430 kernel/kthread.c:232
update_process_times+0x31/0x70 kernel/time/timer.c:1590
tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:161
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
tick_sched_timer+0x43/0x130 kernel/time/tick-sched.c:1219
__run_hrtimer kernel/time/hrtimer.c:1223 [inline]
__hrtimer_run_queues+0x270/0xbc0 kernel/time/hrtimer.c:1287
hrtimer_interrupt+0x1d8/0x5d0 kernel/time/hrtimer.c:1321
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline]
smp_apic_timer_interrupt+0x11c/0x5e0 arch/x86/kernel/apic/apic.c:1100
apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:dev_net include/linux/netdevice.h:2020 [inline]
RIP: 0010:ip4_dst_hoplimit include/net/route.h:342 [inline]
RIP: 0010:ip_select_ttl net/ipv4/ip_output.c:135 [inline]
RIP: 0010:ip_select_ttl net/ipv4/ip_output.c:130 [inline]
RIP: 0010:ip_queue_xmit+0xa99/0x1b10 net/ipv4/ip_output.c:486
RSP: 0018:ffff8880aed076b0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
RAX: dffffc0000000000 RBX: ffff8880723c6544 RCX: 0000000000000000
RDX: 1ffff11012d1d4e0 RSI: ffff8880a1197c10 RDI: ffffffff875914a4
RBP: ffff8880aed07718 R08: 0000000000000000 R09: ffff8880a4502b18
R10: ffff8880a4502af8 R11: ffff8880a4502200 R12: ffff888086e64000
R13: ffff8880968ea700 R14: ffff8880a1197c04 R15: ffff8880a1197b40
sctp_v4_xmit+0x109/0x140 net/sctp/protocol.c:996
sctp_packet_transmit+0x199e/0x3010 net/sctp/output.c:637
sctp_outq_flush+0xd13/0x31b0 net/sctp/outqueue.c:1187
sctp_outq_uncork+0x60/0x70 net/sctp/outqueue.c:761
sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1787 [inline]
sctp_side_effects net/sctp/sm_sideeffect.c:1179 [inline]
sctp_do_sm+0x452/0x50d0 net/sctp/sm_sideeffect.c:1150
sctp_generate_heartbeat_event+0x1dd/0x400 net/sctp/sm_sideeffect.c:391
call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
expire_timers kernel/time/timer.c:1318 [inline]
__run_timers kernel/time/timer.c:1636 [inline]
__run_timers kernel/time/timer.c:1604 [inline]
run_timer_softirq+0x5b7/0x1520 kernel/time/timer.c:1649
__do_softirq+0x244/0x9a0 kernel/softirq.c:288
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x160/0x1b0 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:648 [inline]
smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1102
apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:qlink_free mm/kasan/quarantine.c:150 [inline]
RIP: 0010:qlist_free_all+0x10c/0x150 mm/kasan/quarantine.c:166
RSP: 0018:ffff88809448fae8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000007 RBX: 0000000000000286 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8880a4502a80 RDI: 0000000000000286
RBP: ffff88809448fb18 R08: ffff8880a4502200 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880929560b0 R14: ffff88809448fb28 R15: ffff8880aa810040
quarantine_reduce+0x147/0x180 mm/kasan/quarantine.c:259
kasan_kmalloc+0xa0/0xf0 mm/kasan/kasan.c:536
kasan_slab_alloc+0xf/0x20 mm/kasan/kasan.c:489
slab_post_alloc_hook mm/slab.h:442 [inline]
slab_alloc mm/slab.c:3390 [inline]
kmem_cache_alloc_trace+0x13b/0x790 mm/slab.c:3616
kmalloc include/linux/slab.h:488 [inline]
do_mmu_notifier_register+0x92/0x470 mm/mmu_notifier.c:242
mmu_notifier_register+0x23/0x30 mm/mmu_notifier.c:298
kvm_init_mmu_notifier arch/x86/kvm/../../../virt/kvm/kvm_main.c:513 [inline]
kvm_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:705 [inline]
kvm_dev_ioctl_create_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:3270 [inline]
kvm_dev_ioctl+0xa9e/0x1620 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3321
vfs_ioctl fs/ioctl.c:46 [inline]
file_ioctl fs/ioctl.c:500 [inline]
do_vfs_ioctl+0x7ae/0x1060 fs/ioctl.c:684
SYSC_ioctl fs/ioctl.c:701 [inline]
SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x45b349
RSP: 002b:00007fda0f8f6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fda0f8f76d4 RCX: 000000000045b349
RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000004
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000000000000036e R14: 00000000004c49a1 R15: 000000000075bf2c