INFO: task dhcpcd:5552 blocked  for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd          state:D stack:21504 pid:5552  tgid:5552  ppid:5551   task_flags:0x400140 flags:0x00080000
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 percpu_rwsem_wait+0x2f4/0x330
 __percpu_down_read+0xf0/0x130
 uprobe_start_dup_mmap+0x13d/0x160
 copy_mm+0x130/0x4b0
 copy_process+0x18b5/0x3cf0
 kernel_clone+0x248/0x8e0
 __x64_sys_clone+0x1b6/0x230
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdc6723ba12
RSP: 002b:00007ffe029d5928 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00005621e2c0c001 RCX: 00007fdc6723ba12
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffe029f5e98 R08: 0000000000000000 R09: 00005621e2c0c060
R10: 00007fdc6718ba10 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 00005621e2c0c094
 </TASK>
INFO: task syz.4.11764:15316 blocked  for more than 143 seconds.
      Not tainted syzkaller #0
      Blocked by coredump.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.11764     state:D stack:28128 pid:15316 tgid:15306 ppid:14914  task_flags:0x40044c flags:0x00080002
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 schedule_preempt_disabled+0x13/0x30
 rwsem_down_read_slowpath+0x61e/0x920
 down_read+0x99/0x2e0
 exit_mm+0x73/0x220
 do_exit+0x62e/0x2310
 do_group_exit+0x21b/0x2d0
 get_signal+0x1284/0x1330
 arch_do_signal_or_restart+0xbc/0x830
 exit_to_user_mode_loop+0x86/0x480
 do_syscall_64+0x32d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f061479acb9
RSP: 002b:00007f06156ae0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f0614a16098 RCX: 00007f061479acb9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f0614a16098
RBP: 00007f0614a16090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0614a16128 R14: 00007fffe14b1600 R15: 00007fffe14b16e8
 </TASK>
INFO: task syz.7.11773:15340 blocked  for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.7.11773     state:D stack:24992 pid:15340 tgid:15340 ppid:14909  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 schedule_preempt_disabled+0x13/0x30
 __mutex_lock+0x7fe/0x1300
 perf_trace_destroy+0x2e/0x150
 __free_event+0x34e/0x7e0
 perf_event_release_kernel+0x45b/0x510
 perf_release+0x38/0x50
 __fput+0x44f/0xa70
 task_work_run+0x1d9/0x270
 exit_to_user_mode_loop+0xed/0x480
 do_syscall_64+0x32d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbb1879acb9
RSP: 002b:00007fffa93f2278 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007fffa93f2360 RCX: 00007fbb1879acb9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000018fa9f R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2fc20000 R11: 0000000000000246 R12: 00007fffa93f23a0
R13: 00007fbb18a15fac R14: 000000000018fb20 R15: 00007fbb18a15fa0
 </TASK>
INFO: task syz.9.11774:15342 blocked  for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.9.11774     state:D stack:25000 pid:15342 tgid:15342 ppid:14897  task_flags:0x400040 flags:0x00080002
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 schedule_preempt_disabled+0x13/0x30
 __mutex_lock+0x7fe/0x1300
 perf_trace_destroy+0x2e/0x150
 __free_event+0x34e/0x7e0
 perf_event_release_kernel+0x45b/0x510
 perf_release+0x38/0x50
 __fput+0x44f/0xa70
 task_work_run+0x1d9/0x270
 exit_to_user_mode_loop+0xed/0x480
 do_syscall_64+0x32d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f21cab9acb9
RSP: 002b:00007fff84242cf8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f21cae17da0 RCX: 00007f21cab9acb9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f21cae17da0 R08: 0000000000000006 R09: 0000000000000000
R10: 00007f21cae17cb0 R11: 0000000000000246 R12: 000000000018fe7b
R13: 00007f21cae1609c R14: 000000000018fbaf R15: 00007fff84242e00
 </TASK>
INFO: task syz.9.11774:15344 blocked  for more than 143 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.9.11774     state:D stack:27496 pid:15344 tgid:15342 ppid:14897  task_flags:0x400140 flags:0x00080002
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 schedule_preempt_disabled+0x13/0x30
 __mutex_lock+0x7fe/0x1300
 perf_uprobe_init+0x123/0x1a0
 perf_uprobe_event_init+0xe6/0x180
 perf_try_init_event+0x17f/0x870
 perf_event_alloc+0x1444/0x2e30
 __se_sys_perf_event_open+0x7a9/0x1d60
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f21cab9acb9
RSP: 002b:00007f21cba35028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f21cae16090 RCX: 00007f21cab9acb9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000000c0
RBP: 00007f21cac08bf7 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f21cae16128 R14: 00007f21cae16090 R15: 00007fff84242b98
 </TASK>
INFO: task syz-executor:15345 blocked  for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24352 pid:15345 tgid:15345 ppid:5774   task_flags:0x400100 flags:0x00080002
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 percpu_rwsem_wait+0x2f4/0x330
 __percpu_down_read+0xf0/0x130
 uprobe_start_dup_mmap+0x13d/0x160
 copy_mm+0x130/0x4b0
 copy_process+0x18b5/0x3cf0
 kernel_clone+0x248/0x8e0
 __x64_sys_clone+0x1b6/0x230
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0ec0bc3752
RSP: 002b:00007ffebee8e160 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffebee8e160 RCX: 00007f0ec0bc3752
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007f0ec0e167b8 R08: 0000000000000000 R09: 0000000000000000
R10: 00005555734537d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000003 R14: 00007ffebee8e4e8 R15: 0000000000000000
 </TASK>
INFO: task syz-executor:15346 blocked  for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24416 pid:15346 tgid:15346 ppid:5774   task_flags:0x400100 flags:0x00080000
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 percpu_rwsem_wait+0x2f4/0x330
 __percpu_down_read+0xf0/0x130
 uprobe_start_dup_mmap+0x13d/0x160
 copy_mm+0x130/0x4b0
 copy_process+0x18b5/0x3cf0
 kernel_clone+0x248/0x8e0
 __x64_sys_clone+0x1b6/0x230
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb761fc3752
RSP: 002b:00007ffdc75e4a60 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffdc75e4a60 RCX: 00007fb761fc3752
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007fb7622167b8 R08: 0000000000000000 R09: 0000000000000000
R10: 00005555684467d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000003 R14: 00007ffdc75e4de8 R15: 0000000000000000
 </TASK>
INFO: task syz-executor:15347 blocked  for more than 144 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor    state:D stack:24416 pid:15347 tgid:15347 ppid:5774   task_flags:0x400100 flags:0x00080000
Call Trace:
 <TASK>
 __schedule+0x153e/0x5070
 schedule+0x164/0x360
 percpu_rwsem_wait+0x2f4/0x330
 __percpu_down_read+0xf0/0x130
 uprobe_start_dup_mmap+0x13d/0x160
 copy_mm+0x130/0x4b0
 copy_process+0x18b5/0x3cf0
 kernel_clone+0x248/0x8e0
 __x64_sys_clone+0x1b6/0x230
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5ac01c3752
RSP: 002b:00007ffce3f16130 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffce3f16130 RCX: 00007f5ac01c3752
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007f5ac04167b8 R08: 0000000000000000 R09: 0000000000000000
R10: 000055558cc797d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000003 R14: 00007ffce3f164b8 R15: 0000000000000000
 </TASK>

Showing all locks held in the system:
3 locks held by kworker/u8:0/12:
 #0: ffff8881013ab948 ((wq_completion)cfg80211){+.+.}-{0:0}, at: process_one_work+0x855/0x1650
 #1: ffffc90000117c40 ((work_completion)(&(&rdev->dfs_update_channels_wk)->work)){+.+.}-{0:0}, at: process_one_work+0x87c/0x1650
 #2: ffffffff8f9c3d08 (rtnl_mutex){+.+.}-{4:4}, at: cfg80211_dfs_channels_update_work+0xd6/0x660
3 locks held by kworker/u10:0/27:
 #0: ffff8881000ac148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x855/0x1650
 #1: ffffc90000a27c40 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x87c/0x1650
 #2: ffffffff8f9c3d08 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0xe/0x60
1 lock held by khungtaskd/35:
 #0: ffffffff8e560120 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
1 lock held by udevd/5255:
 #0: ffffffff8e62b390 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x130/0x4b0
1 lock held by dhcpcd/5552:
 #0: ffffffff8e62b390 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x130/0x4b0
2 locks held by getty/5630:
 #0: ffff888112c390a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc9000356b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13c0
6 locks held by kworker/u8:2/2275:
 #0: ffff8881012ae148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x855/0x1650
 #1: ffffc90005307c40 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x87c/0x1650
 #2: ffffffff8f9b4df0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xfe/0x7b0
 #3: ffffffff8f9c3d08 (rtnl_mutex){+.+.}-{4:4}, at: ieee80211_unregister_hw+0x55/0x2c0
 #4: ffff8881a6cd8788 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0x132/0x6d0
 #5: ffffffff8e5663b8 (rcu_state.exp_mutex){+.+.}-{4:4}, at: synchronize_rcu_expedited+0x2d0/0x770
1 lock held by syz.4.11764/15306:
 #0: ffff8881076ac080 (&mm->mmap_lock){++++}-{4:4}, at: mmap_read_lock_killable+0x1d/0x70
9 locks held by syz.4.11764/15307:
1 lock held by syz.4.11764/15316:
 #0: ffff8881076ac080 (&mm->mmap_lock){++++}-{4:4}, at: exit_mm+0x73/0x220
1 lock held by syz.7.11773/15340:
 #0: ffffffff8e5cfe08 (event_mutex){+.+.}-{4:4}, at: perf_trace_destroy+0x2e/0x150
1 lock held by syz.9.11774/15342:
 #0: ffffffff8e5cfe08 (event_mutex){+.+.}-{4:4}, at: perf_trace_destroy+0x2e/0x150
5 locks held by syz.9.11774/15343:
 #0: ffffffff9a087ab8 (&pmus_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x2c/0x60
 #1: ffffffff9a087ab8 (&pmus_srcu){.+.+}-{0:0}, at: perf_event_alloc+0x1057/0x2e30
 #2: ffffffff8e5cfe08 (event_mutex){+.+.}-{4:4}, at: perf_uprobe_init+0x123/0x1a0
 #3: ffff888174b1c490 (&uprobe->register_rwsem){+.+.}-{4:4}, at: uprobe_register+0x68f/0x950
 #4: ffffffff8e62b390 (dup_mmap_sem){++++}-{0:0}, at: register_for_each_vma+0x32/0xc30
3 locks held by syz.9.11774/15344:
 #0: ffffffff9a087ab8 (&pmus_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x2c/0x60
 #1: ffffffff9a087ab8 (&pmus_srcu){.+.+}-{0:0}, at: perf_event_alloc+0x1057/0x2e30
 #2: ffffffff8e5cfe08 (event_mutex){+.+.}-{4:4}, at: perf_uprobe_init+0x123/0x1a0
1 lock held by syz-executor/15345:
 #0: ffffffff8e62b390 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x130/0x4b0
1 lock held by syz-executor/15346:
 #0: ffffffff8e62b390 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x130/0x4b0
1 lock held by syz-executor/15347:
 #0: ffffffff8e62b390 (dup_mmap_sem){++++}-{0:0}, at: copy_mm+0x130/0x4b0

=============================================

NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 35 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150
 nmi_cpu_backtrace+0x274/0x2d0
 nmi_trigger_cpumask_backtrace+0x17a/0x300
 sys_info+0x135/0x170
 watchdog+0x103d/0x1090
 kthread+0x388/0x470
 ret_from_fork+0x51e/0xb90
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 15307 Comm: syz.4.11764 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x70
Code: 8b 3d d4 a3 36 0c 48 89 de 5b e9 93 33 5d 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0d f8 03 34 11 65 8b 15 19 04 34 11 81 e2 00 01 ff 00 74
RSP: 0018:ffffc90000007338 EFLAGS: 00000046
RAX: ffffffff81f57b7a RBX: 0000000000000000 RCX: 0000000000010100
RDX: ffff888175798000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000007450 R08: ffffffff818ed8b8 R09: ffffffff8e560120
R10: dffffc0000000000 R11: ffffffff819cca60 R12: ffffc90000007380
R13: 0000000000000000 R14: ffff88819af792d8 R15: 1ffff92000000e6c
FS:  00007f06156cf6c0(0000) GS:ffff88818e0a4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005621e2bf8d08 CR3: 00000001a5bce000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 perf_event_output_forward+0x2aa/0x480
 __perf_event_overflow+0x87a/0xec0
 perf_swevent_hrtimer+0x3e0/0x590
 __hrtimer_run_queues+0x4e7/0xcc0
 hrtimer_interrupt+0x45b/0xaa0
 __sysvec_apic_timer_interrupt+0x102/0x460
 sysvec_apic_timer_interrupt+0x52/0xc0
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80
Code: f7 e8 9d 37 10 f6 f7 c3 00 02 00 00 74 05 e8 10 ba 3a f6 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 <e8> 74 28 02 f6 65 8b 05 3d e4 66 07 85 c0 74 18 5b 41 5e c3 cc cc
RSP: 0018:ffffc90000007b68 EFLAGS: 00000206
RAX: 0000000000000006 RBX: 0000000000000296 RCX: 0000000000000102
RDX: 0000000000000002 RSI: ffffffff8dcf1f4e RDI: 0000000000000001
RBP: ffffffff9a312b98 R08: ffffffff8ff0e0b7 R09: 1ffffffff1fe1c16
R10: dffffc0000000000 R11: fffffbfff1fe1c17 R12: ffff8881076deec0
R13: ffff8881076deea8 R14: ffffffff9a312ba0 R15: dffffc0000000000
 debug_object_assert_init+0x209/0x370
 __mod_timer+0x4a/0xf30
 call_timer_fn+0x192/0x640
 __run_timer_base+0x652/0x8b0
 run_timer_softirq+0x103/0x170
 handle_softirqs+0x22a/0x870
 __irq_exit_rcu+0x5f/0x150
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:preempt_schedule_irq+0x48/0xa0
Code: 49 be 00 00 00 00 00 fc ff df eb 09 48 f7 03 10 00 00 00 74 53 bf 01 00 00 00 e8 93 90 03 f6 e8 ae 23 3c f6 fb bf 01 00 00 00 <e8> 23 a9 ff ff 9c 58 fa a9 00 02 00 00 74 05 e8 84 25 3c f6 bf 01
RSP: 0018:ffffc90007d7f4c0 EFLAGS: 00000202
RAX: 0000000000924631 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000006 RSI: ffffffff8dcf1f4e RDI: 0000000000000001
RBP: 0000000000000000 R08: ffffffff8ff0e0b7 R09: 1ffffffff1fe1c16
R10: dffffc0000000000 R11: fffffbfff1fe1c17 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
 irqentry_exit+0x599/0x620
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:lock_acquire+0x20b/0x2e0
Code: e9 30 ff ff ff e8 d5 d2 ed 09 f7 c3 00 02 00 00 0f 84 38 ff ff ff 65 48 8b 05 51 50 57 11 48 3b 44 24 30 75 33 fb 48 83 c4 38 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 48 8d 3d 2e c0 53
RSP: 0018:ffffc90007d7f5e0 EFLAGS: 00000292
RAX: 4aa4cfb51aa63a00 RBX: 0000000000000246 RCX: 0000000000000046
RDX: 000000001ca9b300 RSI: ffffffff8df5fbe0 RDI: ffffffff8c076d00
RBP: 0000000000000000 R08: ffffffff82105d8c R09: ffff88811ff82e08
R10: dffffc0000000000 R11: fffff52000fafed8 R12: 0000000000000000
R13: ffff88811ff82e08 R14: 0000000000000000 R15: 0000000000000001
 __vma_start_exclude_readers+0x28a/0x940
 __vma_start_write+0xdc/0x290
 dup_mmap+0x66b/0x1d90
 copy_mm+0x13b/0x4b0
 copy_process+0x18b5/0x3cf0
 kernel_clone+0x248/0x8e0
 __x64_sys_clone+0x1b6/0x230
 do_syscall_64+0x14d/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f061479acb9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f06156cefd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f0614a15fa0 RCX: 00007f061479acb9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f0614808bf7 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0614a16038 R14: 00007f0614a15fa0 R15: 00007fffe14b16e8
 </TASK>
