------------[ cut here ]------------ WARNING: CPU: 0 PID: 1462 at kernel/events/core.c:4924 put_pmu_ctx kernel/events/core.c:4924 [inline] WARNING: CPU: 0 PID: 1462 at kernel/events/core.c:4924 put_pmu_ctx+0x2a5/0x390 kernel/events/core.c:4897 Modules linked in: CPU: 0 PID: 1462 Comm: syz-executor.0 Not tainted 6.2.0-rc2-syzkaller-00346-gc0f264e4edb6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 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 fe 07 dd ff 48 8d 7b 50 48 c7 c6 10 9e a3 81 e8 fe bf c7 ff eb d6 e8 e7 07 dd ff 0f 0b e9 64 ff ff ff e8 db 07 dd ff <0f> 0b eb 88 e8 22 0c 2b 00 eb a5 e8 cb 07 dd ff 0f 0b e9 e4 fd ff RSP: 0018:ffffc9000360f958 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880b98427d0 RCX: 0000000000000000 RDX: ffff888026f4ba80 RSI: ffffffff81a44975 RDI: 0000000000000001 RBP: ffff8880b9842800 R08: 0000000000000001 R09: 0000000000000001 R10: ffffed1017306cf0 R11: 0000000000000000 R12: ffff8880b9836850 R13: ffff8880b9836780 R14: 0000000000000293 R15: ffff8880b98427d8 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa520d821b8 CR3: 000000007743e000 CR4: 00000000003506f0 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 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0xaa8/0x2950 kernel/exit.c:867 do_group_exit+0xd4/0x2a0 kernel/exit.c:1012 get_signal+0x21c3/0x2450 kernel/signal.c:2859 arch_do_signal_or_restart+0x79/0x5c0 arch/x86/kernel/signal.c:306 exit_to_user_mode_loop kernel/entry/common.c:168 [inline] exit_to_user_mode_prepare+0x15f/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: 0033:0x7fab9128c0c9 Code: Unable to access opcode bytes at 0x7fab9128c09f. RSP: 002b:00007fab92068218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fab913ac128 RCX: 00007fab9128c0c9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fab913ac128 RBP: 00007fab913ac120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fab913ac12c R13: 00007fff7a1c76cf R14: 00007fab92068300 R15: 0000000000022000