------------[ cut here ]------------
WARNING: CPU: 1 PID: 8058 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 1 PID: 8058 Comm: syz.2.988 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 3d 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 c0 f3 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:ffffc90000dd0d30 EFLAGS: 00010006
RAX: ffffffff819ed760 RBX: 0000000000000008 RCX: ffff888025c0bb80
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1004b81771
R10: ffffed1004b81771 R11: 1ffff11004b81770 R12: ffff888025c0d308
R13: 00007ffffffff000 R14: ffffc90000dd0da8 R15: 0000000020000000
FS:  000055556406a500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f57ccbb6d58 CR3: 0000000066c7c000 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_2c2e2930f3e7254b+0x5e/0x234
 bpf_dispatcher_nop_func include/linux/bpf.h:888 [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_run2+0x15b/0x2d0 kernel/trace/bpf_trace.c:1915
 trace_tlb_flush+0xe6/0x110 include/trace/events/tlb.h:38
 flush_tlb_func+0x43f/0x510 arch/x86/mm/tlb.c:855
 flush_smp_call_function_queue+0x2a9/0x760 kernel/smp.c:628
 __sysvec_call_function_single+0x98/0x240 arch/x86/kernel/smp.c:248
 instr_sysvec_call_function_single arch/x86/kernel/smp.c:243 [inline]
 sysvec_call_function_single+0x98/0xc0 arch/x86/kernel/smp.c:243
 </IRQ>
 <TASK>
 asm_sysvec_call_function_single+0x16/0x20 arch/x86/include/asm/idtentry.h:684
RIP: 0010:dup_task_struct+0x0/0xb30 kernel/fork.c:887
Code: 16 2b 15 00 48 83 c4 08 c3 90 e8 fb fd 30 00 e8 f6 fd 30 00 48 c7 c7 60 c6 11 8c 48 c7 c6 25 cd 46 81 e9 83 ac 15 00 0f 1f 00 <55> 41 57 41 56 41 55 41 54 53 48 83 ec 28 41 89 f7 48 89 fb e8 c7
RSP: 0018:ffffc9000465fa18 EFLAGS: 00000246
RAX: ffffffff8146618f RBX: 00000000ffffffff RCX: ffff888025c0bb80
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffff888025c0bb80
RBP: ffffc9000465fc10 R08: dffffc0000000000 R09: ffffed1004b81771
R10: ffffed1004b81771 R11: 1ffff11004b81770 R12: ffff888025c0bb80
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff11004b81770
 copy_process+0x5b3/0x3e00 kernel/fork.c:2121
 kernel_clone+0x219/0x930 kernel/fork.c:2679
 __do_sys_clone3 kernel/fork.c:2954 [inline]
 __se_sys_clone3+0x2d5/0x360 kernel/fork.c:2938
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f57ce9c5409
Code: d8 08 00 48 8d 3d 1c d8 08 00 e8 12 29 f6 ff 66 90 b8 ea ff ff ff 48 85 ff 74 2c 48 85 d2 74 27 49 89 c8 b8 b3 01 00 00 0f 05 <48> 85 c0 7c 18 74 01 c3 31 ed 48 83 e4 f0 4c 89 c7 ff d2 48 89 c7
RSP: 002b:00007ffdea7d0fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000001b3
RAX: ffffffffffffffda RBX: 00007f57ce947820 RCX: 00007f57ce9c5409
RDX: 00007f57ce947820 RSI: 0000000000000058 RDI: 00007ffdea7d0ff0
RBP: 00007f57ccbb66c0 R08: 00007f57ccbb66c0 R09: 00007ffdea7d10d7
R10: 0000000000000008 R11: 0000000000000202 R12: ffffffffffffffa8
R13: 000000000000006e R14: 00007ffdea7d0ff0 R15: 00007ffdea7d10d8
 </TASK>
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	2b 15 00 48 83 c4    	sub    -0x3b7cb800(%rip),%edx        # 0xc4834806
   6:	08 c3                	or     %al,%bl
   8:	90                   	nop
   9:	e8 fb fd 30 00       	call   0x30fe09
   e:	e8 f6 fd 30 00       	call   0x30fe09
  13:	48 c7 c7 60 c6 11 8c 	mov    $0xffffffff8c11c660,%rdi
  1a:	48 c7 c6 25 cd 46 81 	mov    $0xffffffff8146cd25,%rsi
  21:	e9 83 ac 15 00       	jmp    0x15aca9
  26:	0f 1f 00             	nopl   (%rax)
* 29:	55                   	push   %rbp <-- trapping instruction
  2a:	41 57                	push   %r15
  2c:	41 56                	push   %r14
  2e:	41 55                	push   %r13
  30:	41 54                	push   %r12
  32:	53                   	push   %rbx
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	41 89 f7             	mov    %esi,%r15d
  3a:	48 89 fb             	mov    %rdi,%rbx
  3d:	e8                   	.byte 0xe8
  3e:	c7                   	.byte 0xc7