------------[ cut here ]------------ WARNING: CPU: 1 PID: 10527 at kernel/events/core.c:10369 __perf_event_overflow+0xb3b/0xe40 kernel/events/core.c:10369 Modules linked in: CPU: 1 UID: 0 PID: 10527 Comm: syz.2.1234 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:__perf_event_overflow+0xb3b/0xe40 kernel/events/core.c:10369 Code: 08 4c 89 f7 e8 66 ff 34 00 4d 89 3e e9 bc fa ff ff 48 c7 44 24 40 00 00 00 00 e8 60 57 cf ff e9 1c fe ff ff e8 56 57 cf ff 90 <0f> 0b 90 e9 2d ff ff ff e8 48 57 cf ff 48 c7 c7 60 0c 74 8b e8 ac RSP: 0000:ffffc9000bdf79c0 EFLAGS: 00010287 RAX: ffffffff81f0ec9a RBX: 1ffff1100510f3b5 RCX: 0000000000080000 RDX: ffffc9000fb33000 RSI: 0000000000000b38 RDI: 0000000000000b39 RBP: ffffc9000bdf7ad0 R08: ffff888028879b4f R09: 1ffff1100510f369 R10: dffffc0000000000 R11: ffffed100510f36a R12: dffffc0000000000 R13: ffff888028879900 R14: ffff888028879b48 R15: 0000000000000000 FS: 00007f865ddc46c0(0000) GS:ffff888125e0c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f865ddc4668 CR3: 000000006a670000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_swevent_overflow kernel/events/core.c:10467 [inline] perf_swevent_event+0x2f4/0x5e0 kernel/events/core.c:-1 do_perf_sw_event kernel/events/core.c:10607 [inline] ___perf_sw_event+0x4a1/0x700 kernel/events/core.c:10634 __perf_sw_event+0xfa/0x1a0 kernel/events/core.c:10646 perf_sw_event include/linux/perf_event.h:1596 [inline] do_user_addr_fault+0x12d9/0x1380 arch/x86/mm/fault.c:1283 handle_page_fault arch/x86/mm/fault.c:1476 [inline] exc_page_fault+0x82/0x100 arch/x86/mm/fault.c:1532 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618 RIP: 0033:0x7f865cf8eedb Code: 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 48 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 <64> 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 RSP: 002b:00007f865ddc4038 EFLAGS: 00010213 RAX: 0000000000000001 RBX: 00007f865d1e5fa0 RCX: ffffffffffffffa8 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000080 RBP: 00007f865d011f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f865d1e6038 R14: 00007f865d1e5fa0 R15: 00007ffc3e721d68