==================================================================
BUG: KASAN: null-ptr-deref in instrument_atomic_read include/linux/instrumented.h:71 [inline]
BUG: KASAN: null-ptr-deref in atomic_long_read include/linux/atomic/atomic-instrumented.h:1265 [inline]
BUG: KASAN: null-ptr-deref in get_mm_counter include/linux/mm.h:2039 [inline]
BUG: KASAN: null-ptr-deref in get_mm_rss include/linux/mm.h:2092 [inline]
BUG: KASAN: null-ptr-deref in task_nr_scan_windows.isra.0+0x23/0x120 kernel/sched/fair.c:1123
Read of size 8 at addr 0000000000000420 by task swapper/0/1

CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.18.0-rc6-next-20220511-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 print_report mm/kasan/report.c:432 [inline]
 kasan_report.cold+0x61/0x1c6 mm/kasan/report.c:491
 check_region_inline mm/kasan/generic.c:183 [inline]
 kasan_check_range+0x13d/0x180 mm/kasan/generic.c:189
 instrument_atomic_read include/linux/instrumented.h:71 [inline]
 atomic_long_read include/linux/atomic/atomic-instrumented.h:1265 [inline]
 get_mm_counter include/linux/mm.h:2039 [inline]
 get_mm_rss include/linux/mm.h:2092 [inline]
 task_nr_scan_windows.isra.0+0x23/0x120 kernel/sched/fair.c:1123
 task_scan_min kernel/sched/fair.c:1144 [inline]
 task_scan_start+0x6c/0x400 kernel/sched/fair.c:1150
 task_tick_numa kernel/sched/fair.c:2948 [inline]
 task_tick_fair+0xaeb/0xef0 kernel/sched/fair.c:11190
 scheduler_tick+0x20a/0x5e0 kernel/sched/core.c:5387
 update_process_times+0x191/0x200 kernel/time/timer.c:1816
 tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:243
 tick_sched_timer+0xee/0x120 kernel/time/tick-sched.c:1481
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x1c0/0xe50 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x31c/0x790 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1095 [inline]
 __sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1112
 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x60 kernel/kcov.c:200
Code: 81 e1 00 01 00 00 65 48 8b 14 25 00 70 02 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 7c 15 00 00 85 c0 74 2b 8b 82 58 15 00 00 <83> f8 02 75 20 48 8b 8a 60 15 00 00 8b 92 5c 15 00 00 48 8b 01 48
RSP: 0000:ffffc90000067770 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffffff8efff000 RCX: 0000000000000000
RDX: ffff888140170000 RSI: ffffffff8100758c RDI: 0000000000000003
RBP: 0000000000000000 R08: ffffffffff600000 R09: ffffc90000067824
R10: ffffffff8100757e R11: ffffc90000067ed8 R12: ffffc900000678a8
R13: 0000000000000000 R14: ffff888140170000 R15: 0000000000000001
 in_gate_area_no_mm+0x4c/0x70 arch/x86/entry/vsyscall/vsyscall_64.c:345
 is_kernel_text include/linux/kallsyms.h:31 [inline]
 core_kernel_text+0x20/0x90 kernel/extable.c:68
 kernel_text_address+0xd/0x80 kernel/extable.c:99
 __kernel_text_address+0x9/0x30 kernel/extable.c:79
 unwind_get_return_address arch/x86/kernel/unwind_orc.c:318 [inline]
 unwind_get_return_address+0x51/0x90 arch/x86/kernel/unwind_orc.c:313
 arch_stack_walk+0x93/0xe0 arch/x86/kernel/stacktrace.c:26
 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122
 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:45 [inline]
 set_alloc_info mm/kasan/common.c:436 [inline]
 __kasan_slab_alloc+0x90/0xc0 mm/kasan/common.c:469
 kasan_slab_alloc include/linux/kasan.h:224 [inline]
 slab_post_alloc_hook mm/slab.h:750 [inline]
 slab_alloc_node mm/slub.c:3214 [inline]
 slab_alloc mm/slub.c:3222 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3229 [inline]
 kmem_cache_alloc+0x204/0x3b0 mm/slub.c:3239
 kmem_cache_zalloc include/linux/slab.h:723 [inline]
 lsm_inode_alloc security/security.c:592 [inline]
 security_inode_alloc+0x34/0x160 security/security.c:1022
 inode_init_always+0x5d8/0xd70 fs/inode.c:195
 alloc_inode+0x82/0x230 fs/inode.c:267
 new_inode_pseudo fs/inode.c:1019 [inline]
 new_inode+0x27/0x270 fs/inode.c:1047
 tracefs_get_inode+0x1a/0x130 fs/tracefs/inode.c:132
 tracefs_create_file+0xe8/0x600 fs/tracefs/inode.c:483
 trace_create_file+0x2f/0x50 kernel/trace/trace.c:8824
 event_create_dir+0xb25/0x1320 kernel/trace/trace_events.c:2448
 __trace_early_add_event_dirs+0x7e/0xf0 kernel/trace/trace_events.c:3478
 early_event_add_tracer kernel/trace/trace_events.c:3645 [inline]
 event_trace_init+0x9e/0x113 kernel/trace/trace_events.c:3805
 tracer_init_tracefs+0xf9/0x457 kernel/trace/trace.c:9722
 do_one_initcall+0x103/0x650 init/main.c:1303
 do_initcall_level init/main.c:1378 [inline]
 do_initcalls init/main.c:1394 [inline]
 do_basic_setup init/main.c:1413 [inline]
 kernel_init_freeable+0x6b1/0x73a init/main.c:1620
 kernel_init+0x1a/0x1d0 init/main.c:1509
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:297
 </TASK>
==================================================================
----------------
Code disassembly (best guess):
   0:	81 e1 00 01 00 00    	and    $0x100,%ecx
   6:	65 48 8b 14 25 00 70 	mov    %gs:0x27000,%rdx
   d:	02 00
   f:	a9 00 01 ff 00       	test   $0xff0100,%eax
  14:	74 0e                	je     0x24
  16:	85 c9                	test   %ecx,%ecx
  18:	74 35                	je     0x4f
  1a:	8b 82 7c 15 00 00    	mov    0x157c(%rdx),%eax
  20:	85 c0                	test   %eax,%eax
  22:	74 2b                	je     0x4f
  24:	8b 82 58 15 00 00    	mov    0x1558(%rdx),%eax
* 2a:	83 f8 02             	cmp    $0x2,%eax <-- trapping instruction
  2d:	75 20                	jne    0x4f
  2f:	48 8b 8a 60 15 00 00 	mov    0x1560(%rdx),%rcx
  36:	8b 92 5c 15 00 00    	mov    0x155c(%rdx),%edx
  3c:	48 8b 01             	mov    (%rcx),%rax
  3f:	48                   	rex.W