syzbot

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WARNING: CPU: 1 PID: 4182 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 1 PID: 4182 Comm: syz-execprog Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 8d f6 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 10 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:ffffc90002e2fc30 EFLAGS: 00010006
RAX: ffffffff819ed900 RBX: 0000000000000000 RCX: ffff88801addd940
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed10035bbb29
R10: ffffed10035bbb29 R11: 1ffff110035bbb28 R12: ffff88801addf0c8
R13: 00007ffffffff000 R14: ffffc90002e2fca8 R15: 0000000000000000
FS:  000000c00007e098(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32163fff CR3: 000000007c2c4000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
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_f3c4d654356a1293+0x34/0xf98
 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: 0033:0x4174d7
Code: e5 48 83 ec 50 49 8b 4e 30 8b 91 08 01 00 00 0f 1f 40 00 85 d2 0f 8c fd 02 00 00 ff c2 89 91 08 01 00 00 b9 01 00 00 00 86 08 <f6> c1 01 74 5d 48 89 44 24 60 4c 89 74 24 28 4c 89 f1 84 01 44 0f
RSP: 002b:000000c00005fe78 EFLAGS: 00000202
RAX: 0000000003285f90 RBX: 000000c00007e008 RCX: 0000000000000000
RDX: 0000000000000002 RSI: 000000c00005ff00 RDI: 0000000001476af7
RBP: 000000c00005fec8 R08: 000000000000006a R09: 0001292afaf725e6
R10: 000000388a5572d4 R11: 0000000000004d94 R12: 000000c00005ff18
R13: 000000c00007e008 R14: 000000c000002700 R15: 000000c000002700
 </TASK>