------------[ cut here ]------------ WARNING: CPU: 0 PID: 15422 at kernel/events/core.c:10369 __perf_event_overflow+0xb3b/0xe40 kernel/events/core.c:10369 Modules linked in: CPU: 0 UID: 0 PID: 15422 Comm: syz.9.2556 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 a6 f9 34 00 4d 89 3e e9 bc fa ff ff 48 c7 44 24 40 00 00 00 00 e8 f0 5e cf ff e9 1c fe ff ff e8 e6 5e cf ff 90 <0f> 0b 90 e9 2d ff ff ff e8 d8 5e cf ff 48 c7 c7 20 fb 73 8b e8 0c RSP: 0000:ffffc9000409f9c0 EFLAGS: 00010287 RAX: ffffffff81efc56a RBX: 1ffff1100de04c4d RCX: 0000000000080000 RDX: ffffc90004f42000 RSI: 00000000000001e6 RDI: 00000000000001e7 RBP: ffffc9000409fad0 R08: ffff88806f02600f R09: 1ffff1100de04c01 R10: dffffc0000000000 R11: ffffed100de04c02 R12: dffffc0000000000 R13: ffff88806f025dc0 R14: ffff88806f026008 R15: 0000000000000000 FS: 00007f154d3ee6c0(0000) GS:ffff888125d27000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f154d3ee650 CR3: 00000000675e0000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0100000000000000 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:623 RIP: 0033:0x7f154f05eb55 Code: 00 00 00 64 f0 83 04 25 90 ff ff ff 01 64 48 8b 04 25 00 00 00 00 48 8d b8 c8 fe ff ff e8 a3 c1 0c 00 85 c0 0f 84 93 01 00 00 <64> f0 83 2c 25 90 ff ff ff 01 e8 ec 9b 0b 00 48 8b 0c 24 8b 00 48 RSP: 002b:00007f154d3ee060 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 00007f154f3e5fa0 RCX: 00007f154f211f91 RDX: 0000000000000000 RSI: 00002000000009c0 RDI: 0000000000000000 RBP: 00007f154f211f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f154f3e6038 R14: 00007f154f3e5fa0 R15: 00007ffc39001828