------------[ cut here ]------------ WARNING: CPU: 0 PID: 13156 at kernel/events/core.c:4924 put_pmu_ctx kernel/events/core.c:4924 [inline] WARNING: CPU: 0 PID: 13156 at kernel/events/core.c:4924 put_pmu_ctx+0x2a5/0x390 kernel/events/core.c:4897 Modules linked in: CPU: 0 PID: 13156 Comm: syz-executor.0 Not tainted 6.2.0-rc5-syzkaller-01030-gc1a3daf7363b #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: dc ff e8 6e b7 dc ff 48 8d 7b 50 48 c7 c6 70 fe a3 81 e8 6e 6e c7 ff eb d6 e8 57 b7 dc ff 0f 0b e9 64 ff ff ff e8 4b b7 dc ff <0f> 0b eb 88 e8 72 0e 2b 00 eb a5 e8 3b b7 dc ff 0f 0b e9 e4 fd ff RSP: 0018:ffffc900061d7970 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880b9842328 RCX: 0000000000000000 RDX: ffff88805e1cba80 RSI: ffffffff81a4a9d5 RDI: 0000000000000001 RBP: ffff8880b9842358 R08: 0000000000000001 R09: 0000000000000001 R10: ffffed1017306cf0 R11: 0000000000000000 R12: ffff8880b9836850 R13: ffff8880b9836780 R14: 0000000000000293 R15: ffff8880b9842330 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8b78b821b8 CR3: 0000000065a1f000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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 ret_from_fork+0x15/0x30 arch/x86/entry/entry_64.S:301 RIP: 0033:0x7f3c5508d4f1 Code: Unable to access opcode bytes at 0x7f3c5508d4c7. RSP: 002b:00007f3c55dfa2f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: 0000000000000000 RBX: 00007f3c55dfa700 RCX: 00007f3c5508d4f1 RDX: 00007f3c55dfa9d0 RSI: 00007f3c55dfa2f0 RDI: 00000000003d0f00 RBP: 00007fff51af1100 R08: 00007f3c55dfa700 R09: 00007f3c55dfa700 R10: 00007f3c55dfa9d0 R11: 0000000000000206 R12: 00007fff51af0f6e R13: 00007fff51af0f6f R14: 00007f3c55dfa300 R15: 0000000000022000