unwind stack type:0 next_sp:          (null) mask:0x6 graph_idx:0
ffff8801db2076f0: ffff8801db207778 (0xffff8801db207778)
ffff8801db2076f8: ffffffff8128363e (__save_stack_trace+0x6e/0xd0)
ffff8801db207700: 0000000000000000 ...
ffff8801db207708: ffff8801b08d8000 (0xffff8801b08d8000)
ffff8801db207710: ffff8801b08e0000 (0xffff8801b08e0000)
ffff8801db207718: 0000000000000000 ...
ffff8801db207720: 0000000000000006 (0x6)
ffff8801db207728: ffff8801b08d05c0 (0xffff8801b08d05c0)
ffff8801db207730: 0000010100000000 (0x10100000000)
ffff8801db207738: 0000000000000000 ...
ffff8801db207740: ffff8801db2076f0 (0xffff8801db2076f0)
ffff8801db207748: ffff8801b08df878 (0xffff8801b08df878)
ffff8801db207750: ffffffff8138f857 (loop2+0x1d/0x3a6)
ffff8801db207758: 0000000001000000 (0x1000000)
ffff8801db207760: ffff8801c8ade900 (0xffff8801c8ade900)
ffff8801db207768: ffff8801c8ade950 (0xffff8801c8ade950)
ffff8801db207770: ffffffff81483f27 (put_pid+0x177/0x1f0)
ffff8801db207778: ffff8801db207788 (0xffff8801db207788)
ffff8801db207780: ffffffff812836b6 (save_stack_trace+0x16/0x20)
ffff8801db207788: ffff8801db2079b8 (0xffff8801db2079b8)
ffff8801db207790: ffffffff81a0c363 (save_stack+0x43/0xd0)
ffff8801db207798: 000000400000000c (0x400000000c)
ffff8801db2077a0: ffff8801db2077b0 (0xffff8801db2077b0)
ffff8801db2077a8: 0000000000000000 ...
ffff8801db2077b0: ffffffff812836b6 (save_stack_trace+0x16/0x20)
ffff8801db2077b8: ffffffff81a0c363 (save_stack+0x43/0xd0)
ffff8801db2077c0: ffffffff81a0cc71 (kasan_slab_free+0x71/0xc0)
ffff8801db2077c8: ffffffff81a09d77 (kmem_cache_free+0x77/0x280)
ffff8801db2077d0: ffffffff81483f27 (put_pid+0x177/0x1f0)
ffff8801db2077d8: ffffffff81483fb6 (delayed_put_pid+0x16/0x20)
ffff8801db2077e0: ffffffff815c8dde (rcu_process_callbacks+0xd3e/0x17b0)
ffff8801db2077e8: ffffffff84d6c055 (__do_softirq+0x2f5/0xba3)
ffff8801db2077f0: ffffffff8142283c (irq_exit+0x1cc/0x200)
ffff8801db2077f8: ffffffff84d6a6f6 (smp_apic_timer_interrupt+0x76/0xa0)
ffff8801db207800: ffffffff84d65ff3 (apic_timer_interrupt+0x93/0xa0)
ffff8801db207808: ffffffff8138f857 (loop2+0x1d/0x3a6)
ffff8801db207810: ffffffff815534a0 (print_usage_bug+0x480/0x480)
ffff8801db207818: 0000000041b58ab3 (0x41b58ab3)
ffff8801db207820: ffffffff85759162 (K512_4+0x6a62/0x84ce8)
ffff8801db207828: ffffffff81568330 (do_raw_spin_trylock+0x190/0x190)
ffff8801db207830: ffffffff85758af8 (K512_4+0x63f8/0x84ce8)
ffff8801db207838: ffffffff8154b700 (__bfs+0x740/0x750)
ffff8801db207840: ffff8801b08d05c0 (0xffff8801b08d05c0)
ffff8801db207848: 0000000041b58ab3 (0x41b58ab3)
ffff8801db207850: ffffffff85758c78 (K512_4+0x6578/0x84ce8)
ffff8801db207858: ffffffff815534a0 (print_usage_bug+0x480/0x480)
ffff8801db207860: ffff8801b08d0e40 (0xffff8801b08d0e40)
ffff8801db207868: ffff8801db2078b0 (0xffff8801db2078b0)
ffff8801db207870: ffffffff8155491f (mark_held_locks+0xaf/0x100)
ffff8801db207878: 0000000000000001 (0x1)
ffff8801db207880: ffff880100000002 (0xffff880100000002)
ffff8801db207888: ffff8801b08d05c0 (0xffff8801b08d05c0)
ffff8801db207890: ffffffff84d64421 (_raw_spin_unlock_irqrestore+0x31/0xba)
ffff8801db207898: dffffc0000000000 (0xdffffc0000000000)
ffff8801db2078a0: dffffc0000000000 (0xdffffc0000000000)
ffff8801db2078a8: ffffffff85b3aa80 (rcu_bh_varname+0x60/0x60)
ffff8801db2078b0: ffff8801db2078d0 (0xffff8801db2078d0)
ffff8801db2078b8: ffffffff81554b0e (trace_hardirqs_on_caller+0x19e/0x5c0)
ffff8801db2078c0: 0000000000000286 (0x286)
ffff8801db2078c8: ffffffff85b3aa80 (rcu_bh_varname+0x60/0x60)
ffff8801db2078d0: ffff8801db2078e0 (0xffff8801db2078e0)
ffff8801db2078d8: ffffffff81554f3d (trace_hardirqs_on+0xd/0x10)
ffff8801db2078e0: ffff8801db207900 (0xffff8801db207900)
ffff8801db2078e8: 0000000000000286 (0x286)
ffff8801db2078f0: 0000000000000002 (0x2)
ffff8801db2078f8: ffffffff85b3aac8 (rcu_sched_state+0x48/0x15a0)
ffff8801db207900: 1ffff1003b640f28 (0x1ffff1003b640f28)
ffff8801db207908: ffff8801db207918 (0xffff8801db207918)
ffff8801db207910: ffffffff815b2857 (debug_lockdep_rcu_enabled+0x77/0x90)
ffff8801db207918: ffff8801db207ac8 (0xffff8801db207ac8)
ffff8801db207920: 0000000000000086 (0x86)
ffff8801db207928: ffffffff85b3aa80 (rcu_bh_varname+0x60/0x60)
ffff8801db207930: 0000000000000286 (0x286)
ffff8801db207938: 0000000000001a20 (0x1a20)
ffff8801db207940: 0000000041b58ab3 (0x41b58ab3)
ffff8801db207948: ffffffff8574bbd0 (inat_primary_table+0x251310/0x2560c0)
ffff8801db207950: ffffffff815c5e40 (rcu_idle_exit+0x240/0x240)
ffff8801db207958: 0000000000000086 (0x86)
ffff8801db207960: 0000000000000000 ...
ffff8801db207968: ffff8801db2079a8 (0xffff8801db2079a8)
ffff8801db207970: 0000000000000086 (0x86)
ffff8801db207978: ffff8801b08d0ea0 (0xffff8801b08d0ea0)
ffff8801db207980: ffff8801c8ade900 (0xffff8801c8ade900)
ffff8801db207988: ffff8801b08d05c0 (0xffff8801b08d05c0)
ffff8801db207990: ffff8801db2079e0 (0xffff8801db2079e0)
ffff8801db207998: ffffffff81555894 (debug_check_no_locks_freed+0x264/0x3c0)
ffff8801db2079a0: ffffffff8155b905 (lock_acquire+0x1d5/0x580)
ffff8801db2079a8: 0000000000000000 ...
ffff8801db2079b0: ffff8801dac11ac0 (0xffff8801dac11ac0)
ffff8801db2079b8: ffff8801db2079e0 (0xffff8801db2079e0)
ffff8801db2079c0: ffffffff81a0cc71 (kasan_slab_free+0x71/0xc0)
ffff8801db2079c8: ffff8801c8ade900 (0xffff8801c8ade900)
ffff8801db2079d0: ffff8801dac11ac0 (0xffff8801dac11ac0)
ffff8801db2079d8: 0000000000000286 (0x286)
ffff8801db2079e0: ffff8801db207a10 (0xffff8801db207a10)
ffff8801db2079e8: ffffffff81a09d77 (kmem_cache_free+0x77/0x280)
ffff8801db2079f0: ffff8801c8ade900 (0xffff8801c8ade900)
ffff8801db2079f8: 1ffff1003b640f45 (0x1ffff1003b640f45)
ffff8801db207a00: 1ffff1003b640f49 (0x1ffff1003b640f49)
ffff8801db207a08: ffff8801db207a88 (0xffff8801db207a88)
ffff8801db207a10: ffff8801db207ab0 (0xffff8801db207ab0)
ffff8801db207a18: ffffffff81483f27 (put_pid+0x177/0x1f0)
ffff8801db207a20: 0000000000001a20 (0x1a20)
ffff8801db207a28: 0000000041b58ab3 (0x41b58ab3)
ffff8801db207a30: ffffffff8573e9ea (inat_primary_table+0x24412a/0x2560c0)
ffff8801db207a38: ffffffff81483db0 (task_active_pid_ns+0xd0/0xd0)
ffff8801db207a40: dffffc0000000000 (0xdffffc0000000000)
ffff8801db207a48: ffff880100000001 (0xffff880100000001)
ffff8801db207a50: ffff8801db207a98 (0xffff8801db207a98)
ffff8801db207a58: 0000000000000000 ...
ffff8801db207a60: 0000000000001a1f (0x1a1f)
ffff8801db207a68: ffffffff00000002 (0xffffffff00000002)
ffff8801db207a70: ffff8801b08d05c0 (0xffff8801b08d05c0)
ffff8801db207a78: ffffffff815c91b6 (rcu_process_callbacks+0x1116/0x17b0)
ffff8801db207a80: ffffffff85b3aa80 (rcu_bh_varname+0x60/0x60)
ffff8801db207a88: ffff8801c8ade920 (0xffff8801c8ade920)
ffff8801db207a90: ffff8801db207d48 (0xffff8801db207d48)
ffff8801db207a98: ffff8801c8ade928 (0xffff8801c8ade928)
ffff8801db207aa0: dffffc0000000000 (0xdffffc0000000000)
ffff8801db207aa8: ffff8801db207d88 (0xffff8801db207d88)
ffff8801db207ab0: ffff8801db207ac8 (0xffff8801db207ac8)
ffff8801db207ab8: ffffffff81483fb6 (delayed_put_pid+0x16/0x20)
ffff8801db207ac0: ffff8801c8ade920 (0xffff8801c8ade920)
ffff8801db207ac8: ffff8801db207db0 (0xffff8801db207db0)
ffff8801db207ad0: ffffffff815c8dde (rcu_process_callbacks+0xd3e/0x17b0)
ffff8801db207ad8: ffff8801db2264c0 (0xffff8801db2264c0)
ffff8801db207ae0: ffffffff85b3aa80 (rcu_bh_varname+0x60/0x60)
ffff8801db207ae8: ffffffff85ac9b88 (pv_irq_ops+0x8/0x60)
ffff8801db207af0: ffff8801db226580 (0xffff8801db226580)
ffff8801db207af8: 000000000000000a (0xa)
ffff8801db207b00: ffffed003611a0b8 (0xffffed003611a0b8)
ffff8801db207b08: ffff8801b08d05c0 (0xffff8801b08d05c0)
ffff8801db207b10: ffffffff81483fa0 (put_pid+0x1f0/0x1f0)
ffff8801db207b18: 1ffff1003b640f65 (0x1ffff1003b640f65)
ffff8801db207b20: ffff8801db2264f8 (0xffff8801db2264f8)
ffff8801db207b28: 0000000041b58ab3 (0x41b58ab3)
ffff8801db207b30: ffffffff8575aed0 (K512_4+0x87d0/0x84ce8)
ffff8801db207b38: ffffffff815c80a0 (note_gp_changes+0x650/0x650)
ffff8801db207b40: ffffffff815534a0 (print_usage_bug+0x480/0x480)
ffff8801db207b48: ffffffff84d2dba9 (timerqueue_add+0x1e9/0x280)
ffff8801db207b50: ffff8801db21da38 (0xffff8801db21da38)
ffff8801db207b58: ffff8801db21d4d0 (0xffff8801db21d4d0)
ffff8801db207b60: ffffed003b643b47 (0xffffed003b643b47)
ffff8801db207b68: ffff8801db21d4c0 (0xffff8801db21d4c0)
ffff8801db207b70: 1ffff1003b640f75 (0x1ffff1003b640f75)
ffff8801db207b78: ffff8801db21da20 (0xffff8801db21da20)
ffff8801db207b80: ffff8801db21d400 (0xffff8801db21d400)
ffff8801db207b88: 0000000000000001 (0x1)
ffff8801db207b90: ffff8801db207c70 (0xffff8801db207c70)
ffff8801db207b98: ffffffff815ebca2 (enqueue_hrtimer+0x162/0x490)
ffff8801db207ba0: ffffffff0000f683 (0xffffffff0000f683)
ffff8801db207ba8: 0000000041b58ab3 (0x41b58ab3)
ffff8801db207bb0: ffffffff8573e498 (inat_primary_table+0x243bd8/0x2560c0)
ffff8801db207bb8: ffffffff815ebb40 (__remove_hrtimer+0x190/0x190)
ffff8801db207bc0: ffffed003611a1c7 (0xffffed003611a1c7)
ffff8801db207bc8: 0000000000000001 (0x1)
ffff8801db207bd0: ffff8801b08d0e40 (0xffff8801b08d0e40)
ffff8801db207bd8: ffff8801db207c28 (0xffff8801db207c28)
ffff8801db207be0: ffffffff87333600 (console_drivers+0x40/0x40)
ffff8801db207be8: 0000000000000001 (0x1)
ffff8801db207bf0: ffff8801b08d0e68 (0xffff8801b08d0e68)
ffff8801db207bf8: ffffffff87335488 (tk_core+0x8/0x140)
ffff8801db207c00: ffff8801db207ca0 (0xffff8801db207ca0)
ffff8801db207c08: ffff8801db207c48 (0xffff8801db207c48)
ffff8801db207c10: 0000000041b58ab3 (0x41b58ab3)
ffff8801db207c18: ffffffff85758af8 (K512_4+0x63f8/0x84ce8)
ffff8801db207c20: ffffffff8154b730 (check_noncircular+0x20/0x20)
ffff8801db207c28: ffff8801db207d60 (0xffff8801db207d60)
ffff8801db207c30: ffff8801b08d05c0 (0xffff8801b08d05c0)
ffff8801db207c38: ffff8801db207ca0 (0xffff8801db207ca0)
ffff8801db207c40: 1ffff1003b640f90 (0x1ffff1003b640f90)
ffff8801db207c48: 0000000000000000 ...
ffff8801db207c50: 0000000000000086 (0x86)