------------[ cut here ]------------ WARNING: CPU: 1 PID: 20943 at kernel/events/core.c:4920 put_pmu_ctx kernel/events/core.c:4920 [inline] WARNING: CPU: 1 PID: 20943 at kernel/events/core.c:4920 put_pmu_ctx+0x2a5/0x390 kernel/events/core.c:4893 Modules linked in: CPU: 1 PID: 20943 Comm: syz-executor196 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:ffffc9000613fb70 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880b9841728 RCX: 0000000000000000 RDX: ffff88807cc0d7c0 RSI: ffffffff81a44145 RDI: 0000000000000001 RBP: ffff8880b9841758 R08: 0000000000000001 R09: 0000000000000001 R10: ffffed1017306b70 R11: 0000000000000000 R12: ffff8880b9835c50 R13: ffff8880b9835b80 R14: 0000000000000293 R15: ffff8880b9841730 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2c3a8a5588 CR3: 0000000029a38000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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 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:1010 __do_sys_exit_group kernel/exit.c:1021 [inline] __se_sys_exit_group kernel/exit.c:1019 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1019 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2c3a818559 Code: Unable to access opcode bytes at 0x7f2c3a81852f. RSP: 002b:00007ffc36d833b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f2c3a8a1390 RCX: 00007f2c3a818559 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffb8 R09: 0000000000f0b5ff R10: 00007ffc36d83440 R11: 0000000000000246 R12: 00007f2c3a8a1390 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001