------------[ cut here ]------------ WARNING: CPU: 1 PID: 18747 at kernel/events/core.c:10369 __perf_event_overflow+0xb3b/0xe40 kernel/events/core.c:10369 Modules linked in: CPU: 1 UID: 0 PID: 18747 Comm: syz.9.3283 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 70 38 cf ff e9 1c fe ff ff e8 66 38 cf ff 90 <0f> 0b 90 e9 2d ff ff ff e8 58 38 cf ff 48 c7 c7 20 0b 74 8b e8 bc RSP: 0000:ffffc9000572f9c0 EFLAGS: 00010283 RAX: ffffffff81f0cb8a RBX: 1ffff1100ed3addd RCX: 0000000000080000 RDX: ffffc90010f43000 RSI: 0000000000000528 RDI: 0000000000000529 RBP: ffffc9000572fad0 R08: ffff8880769d6c8f R09: 1ffff1100ed3ad91 R10: dffffc0000000000 R11: ffffed100ed3ad92 R12: dffffc0000000000 R13: ffff8880769d6a40 R14: ffff8880769d6c88 R15: 0000000000000000 FS: 00007f5a1c0476c0(0000) GS:ffff88812623e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000100000000 CR3: 000000005a22a000 CR4: 00000000003526f0 DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff1 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: 0033:0x7f5a1b05f02b Code: 00 74 24 80 3d c8 66 eb 00 00 0f b6 35 be 66 eb 00 75 4c 80 3d b9 66 eb 00 00 75 43 40 84 f6 75 3e 66 0f 1f 44 00 00 48 89 ef 70 fa ff ff 8b 45 0c 85 c0 75 35 48 8d 75 0c b9 40 42 0f 00 ba RSP: 002b:00007f5a1c0470f0 EFLAGS: 00010246 RAX: 0000000000000001 RBX: 00007f5a1b3e5fa8 RCX: 00007f5a1b18efc9 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f5a1b3e5fa0 RBP: 00007f5a1b3e5fa0 R08: 3fffffffffffffff R09: 0000000000000000 R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f5a1b3e6038 R14: 00007ffc620be920 R15: 00007ffc620bea08