------------[ cut here ]------------ WARNING: CPU: 0 PID: 8018 at kernel/events/core.c:10349 __perf_event_overflow+0xaf9/0xe10 kernel/events/core.c:10349 Modules linked in: CPU: 0 UID: 0 PID: 8018 Comm: syz.7.504 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:__perf_event_overflow+0xaf9/0xe10 kernel/events/core.c:10349 Code: 89 3e 4c 8b 3c 24 e9 c3 fc ff ff e8 31 71 d0 ff 49 bd 00 00 00 00 00 fc ff df 4c 8b 74 24 28 e9 06 fe ff ff e8 18 71 d0 ff 90 <0f> 0b 90 e9 1b ff ff ff e8 0a 71 d0 ff 48 c7 c7 e0 e4 93 8b e8 2e RSP: 0000:ffffc9000b7e79c0 EFLAGS: 00010283 RAX: ffffffff81ef3b38 RBX: ffff88806d83c4c0 RCX: 0000000000080000 RDX: ffffc9001e53f000 RSI: 0000000000000cd8 RDI: 0000000000000cd9 RBP: ffffc9000b7e7ad0 R08: ffff88806d83c70f R09: 1ffff1100db078e1 R10: dffffc0000000000 R11: ffffed100db078e2 R12: ffffc9000b7e7f58 R13: dffffc0000000000 R14: ffff88806d83c708 R15: 0000000000000000 FS: 00007fb29f37a6c0(0000) GS:ffff888125c1c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffff0000 CR3: 000000005a6c0000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000082 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: perf_swevent_overflow kernel/events/core.c:10447 [inline] perf_swevent_event+0x2f4/0x5e0 kernel/events/core.c:-1 do_perf_sw_event kernel/events/core.c:10587 [inline] ___perf_sw_event+0x4a1/0x700 kernel/events/core.c:10614 __perf_sw_event+0xfa/0x1a0 kernel/events/core.c:10626 perf_sw_event include/linux/perf_event.h:1596 [inline] do_user_addr_fault+0x12e4/0x1390 arch/x86/mm/fault.c:1283 handle_page_fault arch/x86/mm/fault.c:1476 [inline] exc_page_fault+0x76/0xf0 arch/x86/mm/fault.c:1532 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7fb29e44e1ee Code: f6 31 c0 e8 b4 f2 13 00 48 81 c4 90 00 00 00 48 98 5b c3 66 0f 1f 84 00 00 00 00 00 41 54 55 53 48 89 fb 48 81 ec d0 00 00 00 <48> 89 74 24 28 48 89 54 24 30 48 89 4c 24 38 4c 89 44 24 40 4c 89 RSP: 002b:00007fb29f379f70 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 00007fb29e61317e RCX: 00007fb29e623b64 RDX: 000000000000cc45 RSI: 0000000000000000 RDI: 00007fb29e61317e RBP: 00007fb29e623b64 R08: 000000000000000d R09: 7fffffffffffffff R10: 3fffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb29e7c6038 R14: 00007fb29e7c5fa0 R15: 00007ffc829efc28