==================================================================
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:1996 [inline]
BUG: KASAN: null-ptr-deref in get_mm_rss include/linux/mm.h:2049 [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 00000000000003f0 by task swapper/0/1
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.18.0-rc6-next-20220510-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__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:1996 [inline]
get_mm_rss include/linux/mm.h:2049 [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:2944 [inline]
task_tick_fair+0xaeb/0xef0 kernel/sched/fair.c:11186
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
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x6b/0x70 kernel/kcov.c:289
Code: 00 00 00 48 39 fe 72 22 44 89 c6 48 83 c2 01 48 89 4c 38 f0 48 c7 44 38 e0 05 00 00 00 48 89 74 38 e8 4e 89 54 c8 20 48 89 10 0f 1f 40 00 49 89 f8 bf 03 00 00 00 4c 8b 14 24 48 89 f1 65 48
RSP: 0000:ffffc90000067440 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffffff8f04614d RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff888010e78000 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000002 R09: ffffc900000674f4
R10: ffffffff8100749e R11: ffffc90000067db0 R12: ffffc90000067578
R13: 0000000000000000 R14: ffff888010e78000 R15: 0000000000000000
in_gate_area_no_mm+0x1e/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_lru+0x31a/0x720 mm/slub.c:3246
__d_alloc+0x32/0x960 fs/dcache.c:1769
d_alloc+0x4a/0x230 fs/dcache.c:1849
d_alloc_parallel+0xe7/0x1af0 fs/dcache.c:2601
__lookup_slow+0x193/0x480 fs/namei.c:1686
lookup_one_len+0x16a/0x1a0 fs/namei.c:2730
start_creating+0x117/0x280 fs/tracefs/inode.c:411
__create_dir+0x21/0x5d0 fs/tracefs/inode.c:500
event_create_dir+0x2c0/0x1320 kernel/trace/trace_events.c:2417
__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:1301
do_initcall_level init/main.c:1376 [inline]
do_initcalls init/main.c:1392 [inline]
do_basic_setup init/main.c:1411 [inline]
kernel_init_freeable+0x6b1/0x73a init/main.c:1618
kernel_init+0x1a/0x1d0 init/main.c:1507
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:297
==================================================================
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 00 00 add %al,(%rax)
2: 48 39 fe cmp %rdi,%rsi
5: 72 22 jb 0x29
7: 44 89 c6 mov %r8d,%esi
a: 48 83 c2 01 add $0x1,%rdx
e: 48 89 4c 38 f0 mov %rcx,-0x10(%rax,%rdi,1)
13: 48 c7 44 38 e0 05 00 movq $0x5,-0x20(%rax,%rdi,1)
1a: 00 00
1c: 48 89 74 38 e8 mov %rsi,-0x18(%rax,%rdi,1)
21: 4e 89 54 c8 20 mov %r10,0x20(%rax,%r9,8)
26: 48 89 10 mov %rdx,(%rax)
* 29: c3 retq <-- trapping instruction
2a: 0f 1f 40 00 nopl 0x0(%rax)
2e: 49 89 f8 mov %rdi,%r8
31: bf 03 00 00 00 mov $0x3,%edi
36: 4c 8b 14 24 mov (%rsp),%r10
3a: 48 89 f1 mov %rsi,%rcx
3d: 65 gs
3e: 48 rex.W