------------[ cut here ]------------
WARNING: CPU: 1 PID: 7494 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 1 PID: 7494 Comm: syz.2.771 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: 0000:ffffc90000dd0d30 EFLAGS: 00010006
RAX: ffffffff819ed760 RBX: 0000000000000008 RCX: ffff888072f78000
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100e5ef001
R10: ffffed100e5ef001 R11: 1ffff1100e5ef000 R12: ffff888072f79788
R13: 00007ffffffff000 R14: ffffc90000dd0da8 R15: 0000000020000000
FS:  00007f2f738ad6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2f755dcdb0 CR3: 00000000230d4000 CR4: 00000000003506e0
DR0: 0000200000000380 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
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_bcff4640d6a7c5a9+0x5e/0xdf8
 bpf_dispatcher_nop_func include/linux/bpf.h:888 [inline]
 __bpf_prog_run include/linux/filter.h:621 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 __bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
 bpf_trace_run2+0x242/0x2d0 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:find_vma+0xd2/0x230 mm/mmap.c:2302
Code: ff 4c 89 f6 e8 8f 8e c9 ff 4d 85 f6 0f 84 5d 01 00 00 4c 89 ff 48 89 de e8 cb 55 fb ff 48 85 c0 74 16 49 89 c6 e8 8e 8a c9 ff <4c> 89 f0 5b 41 5c 41 5d 41 5e 41 5f 5d c3 49 83 c7 08 4c 89 f8 48
RSP: 0000:ffffc9000358fe48 EFLAGS: 00000246
RAX: 1ffff1100e5ef0a7 RBX: 00007f2f755dcdb0 RCX: ffff888072f78000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed100567f2b8
R10: ffffed100567f2b8 R11: 1ffff1100567f2b7 R12: 00007f2f75500000
R13: dffffc0000000000 R14: ffff88807ed40d68 R15: ffff88807ed40d88
 do_user_addr_fault+0x300/0xc80 arch/x86/mm/fault.c:1318
 handle_page_fault arch/x86/mm/fault.c:1445 [inline]
 exc_page_fault+0x60/0x100 arch/x86/mm/fault.c:1501
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0033:0x7f2f755dcdb0
Code: Unable to access opcode bytes at RIP 0x7f2f755dcd86.
RSP: 002b:00007f2f738ad118 EFLAGS: 00010246
RAX: fffffffffffffeb8 RBX: 00007f2f738ad6c0 RCX: 00007f2f7567a409
RDX: 00007f2f738add78 RSI: 0000000000000058 RDI: 00007f2f738ad6c0
RBP: 0000000000000000 R08: 00007f2f738ad6c0 R09: 00007ffeaf58e657
R10: 0000000000000008 R11: 0000000000000202 R12: ffffffffffffffa8
R13: 000000000000000b R14: 00007ffeaf58e570 R15: 00007ffeaf58e658
 </TASK>
----------------
Code disassembly (best guess):
   0:	ff 4c 89 f6          	decl   -0xa(%rcx,%rcx,4)
   4:	e8 8f 8e c9 ff       	call   0xffc98e98
   9:	4d 85 f6             	test   %r14,%r14
   c:	0f 84 5d 01 00 00    	je     0x16f
  12:	4c 89 ff             	mov    %r15,%rdi
  15:	48 89 de             	mov    %rbx,%rsi
  18:	e8 cb 55 fb ff       	call   0xfffb55e8
  1d:	48 85 c0             	test   %rax,%rax
  20:	74 16                	je     0x38
  22:	49 89 c6             	mov    %rax,%r14
  25:	e8 8e 8a c9 ff       	call   0xffc98ab8
* 2a:	4c 89 f0             	mov    %r14,%rax <-- trapping instruction
  2d:	5b                   	pop    %rbx
  2e:	41 5c                	pop    %r12
  30:	41 5d                	pop    %r13
  32:	41 5e                	pop    %r14
  34:	41 5f                	pop    %r15
  36:	5d                   	pop    %rbp
  37:	c3                   	ret
  38:	49 83 c7 08          	add    $0x8,%r15
  3c:	4c 89 f8             	mov    %r15,%rax
  3f:	48                   	rex.W