------------[ cut here ]------------ WARNING: CPU: 0 PID: 7872 at kernel/events/core.c:4924 put_pmu_ctx kernel/events/core.c:4924 [inline] WARNING: CPU: 0 PID: 7872 at kernel/events/core.c:4924 put_pmu_ctx+0x2a5/0x390 kernel/events/core.c:4897 Modules linked in: CPU: 0 PID: 7872 Comm: syz-executor.4 Not tainted 6.2.0-rc2-syzkaller-00201-g50011c32f421 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:put_pmu_ctx kernel/events/core.c:4924 [inline] RIP: 0010:put_pmu_ctx+0x2a5/0x390 kernel/events/core.c:4897 Code: dd ff e8 6e 0a dd ff 48 8d 7b 50 48 c7 c6 b0 9c a3 81 e8 6e c2 c7 ff eb d6 e8 57 0a dd ff 0f 0b e9 64 ff ff ff e8 4b 0a dd ff <0f> 0b eb 88 e8 22 0c 2b 00 eb a5 e8 3b 0a dd ff 0f 0b e9 e4 fd ff RSP: 0018:ffffc900037ffc68 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880b9841bd0 RCX: 0000000000000000 RDX: ffff888046561d40 RSI: ffffffff81a44815 RDI: 0000000000000001 RBP: ffff8880b9841c00 R08: 0000000000000001 R09: 0000000000000001 R10: ffffed1017306b70 R11: 0000000000000000 R12: ffff8880b9835c50 R13: ffff8880b9835b80 R14: 0000000000000293 R15: ffff8880b9841bd8 FS: 0000555555c3d400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1d293a8000 CR3: 000000008b270000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: _free_event+0x3c3/0x1280 kernel/events/core.c:5189 put_event kernel/events/core.c:5276 [inline] perf_event_release_kernel+0x6ad/0x8f0 kernel/events/core.c:5388 perf_release+0x37/0x50 kernel/events/core.c:5398 __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: 0033:0x7f93ddc3df7b Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44 RSP: 002b:00007ffc907f4d80 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f93ddc3df7b RDX: 00007f93dd8014b8 RSI: ffffffffffffffff RDI: 0000000000000003 RBP: 00007f93dddad980 R08: 0000000000000000 R09: 00007f93dd800000 R10: 00007f93dd8014c0 R11: 0000000000000293 R12: 0000000000299ce6 R13: 00007ffc907f4e80 R14: 00007f93dddabf80 R15: 0000000000000032