------------[ cut here ]------------ WARNING: CPU: 0 PID: 18523 at kernel/events/core.c:4920 put_pmu_ctx kernel/events/core.c:4920 [inline] WARNING: CPU: 0 PID: 18523 at kernel/events/core.c:4920 put_pmu_ctx+0x2a5/0x390 kernel/events/core.c:4893 Modules linked in: CPU: 0 PID: 18523 Comm: syz-executor.4 Not tainted 6.1.0-syzkaller-14017-g45435d8da71f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:put_pmu_ctx kernel/events/core.c:4920 [inline] RIP: 0010:put_pmu_ctx+0x2a5/0x390 kernel/events/core.c:4893 Code: dd ff e8 be 10 dd ff 48 8d 7b 50 48 c7 c6 e0 95 a3 81 e8 3e c9 c7 ff eb d6 e8 a7 10 dd ff 0f 0b e9 64 ff ff ff e8 9b 10 dd ff <0f> 0b eb 88 e8 22 11 2b 00 eb a5 e8 8b 10 dd ff 0f 0b e9 e4 fd ff RSP: 0018:ffffc9001219fc68 EFLAGS: 00010212 RAX: 000000000000021b RBX: ffff8880b9841728 RCX: ffffc90005ac9000 RDX: 0000000000040000 RSI: ffffffff81a44145 RDI: 0000000000000001 RBP: ffff8880b9841758 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b9835c50 R13: ffff8880b9835b80 R14: 0000000000000216 R15: ffff8880b9841730 FS: 00007f82de81e700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d02b000 CR3: 0000000076818000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: _free_event+0x3c5/0x13d0 kernel/events/core.c:5196 put_event kernel/events/core.c:5283 [inline] perf_event_release_kernel+0x6ad/0x8f0 kernel/events/core.c:5395 perf_release+0x37/0x50 kernel/events/core.c:5405 __fput+0x27c/0xa90 fs/file_table.c:320 task_work_run+0x16f/0x270 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x23c/0x250 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:296 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f82dda8c0c9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f82de81e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 00007f82ddbabf80 RCX: 00007f82dda8c0c9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007f82ddae7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffefe27604f R14: 00007f82de81e300 R15: 0000000000022000