------------[ cut here ]------------
WARNING: CPU: 0 PID: 6368 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 0 PID: 6368 Comm: syz.3.16627 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:ffffc90002fafc38 EFLAGS: 00010006
RAX: ffffffff819ed760 RBX: 0000000000000008 RCX: ffff8880255dbb80
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed1004abb771
R10: ffffed1004abb771 R11: 1ffff11004abb770 R12: ffff8880255dd308
R13: 00007ffffffff000 R14: ffffc90002fafca8 R15: 0000000000000000
FS:  00007fcb3cd446c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000000 CR3: 000000005ce4b000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 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_1ccb8ba97563bf77+0x59/0x448
 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
 __traceiter_tlb_flush+0x69/0xb0 include/trace/events/tlb.h:38
 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+0x4a/0xc0 arch/x86/kernel/smp.c:243
 asm_sysvec_call_function_single+0x16/0x20 arch/x86/include/asm/idtentry.h:684
RIP: 0033:0x7fcb3ea93aa7
Code: 0f 85 de 01 00 00 64 c7 04 25 24 09 00 00 fe ff ff ff 48 8b 44 24 08 be 18 00 00 00 48 8d b8 e0 02 00 00 b8 11 01 00 00 0f 05 <48> 8d 7c 24 10 e8 3f 52 fe ff 66 0f ef c0 48 8b 4c 24 08 41 89 c0
RSP: 002b:00007fcb3cd44120 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 00007fcb3cd446c0 RCX: 00007fcb3ea93aa7
RDX: ffffffffffffffb0 RSI: 0000000000000018 RDI: 00007fcb3cd449a0
RBP: 0000000000000000 R08: 00007fcb3cd446c0 R09: 00007ffc4780a937
R10: 0000000000000008 R11: 0000000000000246 R12: ffffffffffffffa8
R13: 000000000000004d R14: 00007ffc4780a850 R15: 00007ffc4780a938
 </TASK>