------------[ cut here ]------------
WARNING: CPU: 0 PID: 3560 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 0 PID: 3560 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 7d 90 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 00 8d 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:ffffc90002d8fd78 EFLAGS: 00010006
RAX: ffffffff81a0a790 RBX: 0000000000000000 RCX: ffff88807d13bb80
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88807d13bb87 R09: 1ffff1100fa27770
R10: dffffc0000000000 R11: ffffed100fa27771 R12: ffff88807d13d308
R13: 00007ffffffff000 R14: ffffc90002d8fde8 R15: 0000000000000000
FS:  00007fb0840b3880(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32a23ffc CR3: 0000000029e11000 CR4: 00000000003506f0
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_3d2613b5dfc7747f+0x32/0x9c4
 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_prog_test_run_raw_tp+0x1cd/0x3f0 net/bpf/test_run.c:335
 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: 0033:0x7fb084190480
Code: 00 e8 c4 e5 07 00 64 44 89 65 00 85 c0 75 d2 e9 2f ff ff ff 66 0f 1f 44 00 00 e8 8b af 00 00 e9 ff fe ff ff 66 0f 1f 44 00 00 <41> 54 55 53 8b 07 48 89 fb f6 c4 20 0f 85 8e 00 00 00 f6 c4 80 0f
RSP: 002b:00007ffe8005c8c8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000557eeeb028a0 RCX: 0000000069f8c170
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000557eeeb028a0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000557ececac100 R14: 00007ffe8005cbf0 R15: 00007ffe8005caf0
 </TASK>