------------[ cut here ]------------
WARNING: CPU: 1 PID: 5548 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 1 PID: 5548 Comm: syz.1.471 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 ed f7 d8 ff 85 db 48 c7 c0 f2 ff ff ff 49 0f 44 c6 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 70 f4 d8 ff <0f> 0b e9 1c ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ea fe
RSP: 0018:ffffc90000dd08b0 EFLAGS: 00010046
RAX: ffffffff819ecfb0 RBX: 0000000000000000 RCX: ffff888028c08000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1005181001
R10: ffffed1005181001 R11: 1ffff11005181000 R12: ffff888028c09788
R13: 00007ffffffff000 R14: ffffc90000dd08e8 R15: 0000000020000000
FS:  00007fcedaecc6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c42a2dd CR3: 0000000057200000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
 ____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
 bpf_probe_read_compat+0xdd/0x170 kernel/trace/bpf_trace.c:277
 bpf_prog_8fc34fd13f997abc+0x3d/0xef4
 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
 bpf_trace_run3+0x17e/0x320 kernel/trace/bpf_trace.c:1916
 __traceiter_workqueue_queue_work+0x77/0xd0 include/trace/events/workqueue.h:23
 trace_workqueue_queue_work include/trace/events/workqueue.h:23 [inline]
 __queue_work+0xcee/0xd50 kernel/workqueue.c:1512
 queue_work_on+0x11d/0x1d0 kernel/workqueue.c:1559
 call_timer_fn+0x16c/0x530 kernel/time/timer.c:1451
 expire_timers kernel/time/timer.c:1496 [inline]
 __run_timers+0x525/0x7c0 kernel/time/timer.c:1767
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780
 handle_softirqs+0x328/0x820 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:prog_array_map_clear+0x0/0x80 kernel/bpf/arraymap.c:1028
Code: 80 e1 07 80 c1 03 38 c1 0f 8c 72 ff ff ff 4c 89 f7 e8 f4 34 2d 00 e9 65 ff ff ff e8 ba d1 e8 ff 0f 0b 0f 1f 84 00 00 00 00 00 <41> 57 41 56 53 49 89 fe 49 bf 00 00 00 00 00 fc ff df e8 99 d1 e8
RSP: 0018:ffffc9000344fdb0 EFLAGS: 00010287
RAX: ffffffff818498a9 RBX: ffff888076daf000 RCX: 0000000000080000
RDX: ffffc90003db3000 RSI: 000000000000004d RDI: ffff888076daf000
RBP: dffffc0000000001 R08: dffffc0000000000 R09: ffffed100edb5e12
R10: ffffed100edb5e12 R11: 1ffff1100edb5e11 R12: dffffc0000000000
R13: 1ffff1100edb5e00 R14: ffffffff818ef270 R15: 0000000000000000
 bpf_map_put_uref kernel/bpf/syscall.c:486 [inline]
 bpf_map_put_with_uref kernel/bpf/syscall.c:534 [inline]
 bpf_map_release+0xff/0x130 kernel/bpf/syscall.c:545
 __fput+0x234/0x930 fs/file_table.c:311
 task_work_run+0x125/0x1a0 kernel/task_work.c:188
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fcedd0649a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fcedaecc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 00007fcedd28bfa0 RCX: 00007fcedd0649a9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000007
RBP: 00007fcedd0e6d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fcedd28bfa0 R15: 00007ffd1fa53a78
 </TASK>
----------------
Code disassembly (best guess):
   0:	80 e1 07             	and    $0x7,%cl
   3:	80 c1 03             	add    $0x3,%cl
   6:	38 c1                	cmp    %al,%cl
   8:	0f 8c 72 ff ff ff    	jl     0xffffff80
   e:	4c 89 f7             	mov    %r14,%rdi
  11:	e8 f4 34 2d 00       	call   0x2d350a
  16:	e9 65 ff ff ff       	jmp    0xffffff80
  1b:	e8 ba d1 e8 ff       	call   0xffe8d1da
  20:	0f 0b                	ud2
  22:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
  29:	00
* 2a:	41 57                	push   %r15 <-- trapping instruction
  2c:	41 56                	push   %r14
  2e:	53                   	push   %rbx
  2f:	49 89 fe             	mov    %rdi,%r14
  32:	49 bf 00 00 00 00 00 	movabs $0xdffffc0000000000,%r15
  39:	fc ff df
  3c:	e8                   	.byte 0xe8
  3d:	99                   	cltd
  3e:	d1 e8                	shr    %eax