------------[ cut here ]------------ WARNING: CPU: 1 PID: 6638 at kernel/events/core.c:6578 perf_sigtrap kernel/events/core.c:6578 [inline] WARNING: CPU: 1 PID: 6638 at kernel/events/core.c:6578 perf_pending_task+0x358/0x470 kernel/events/core.c:6690 Modules linked in: CPU: 1 PID: 6638 Comm: syz.2.605 Not tainted 6.1.142-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:perf_sigtrap kernel/events/core.c:6578 [inline] RIP: 0010:perf_pending_task+0x358/0x470 kernel/events/core.c:6690 Code: ff 84 db 75 14 e8 08 76 d9 ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 f4 75 d9 ff e8 27 1f 59 ff eb e5 e8 e8 75 d9 ff <0f> 0b e9 f3 fe ff ff e8 dc 75 d9 ff 48 c7 c7 30 20 9c 8c 4c 89 f6 RSP: 0018:ffffc90004fef920 EFLAGS: 00010293 RAX: ffffffff81a76198 RBX: ffff88807a588458 RCX: ffff88802cc99dc0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed10059934f9 R10: ffffed10059934f9 R11: 1ffff110059934f8 R12: ffff88802cc99dc0 R13: ffff8880548e9960 R14: ffff88807a588220 R15: 1ffff1100f4b1044 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000100000000 CR3: 00000000658a8000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: task_work_run+0x1ca/0x250 kernel/task_work.c:203 exit_task_work include/linux/task_work.h:39 [inline] do_exit+0x93e/0x2400 kernel/exit.c:880 do_group_exit+0x217/0x2d0 kernel/exit.c:1022 get_signal+0x1272/0x1350 kernel/signal.c:2871 arch_do_signal_or_restart+0xb0/0x1230 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fcfd598e929 Code: Unable to access opcode bytes at 0x7fcfd598e8ff. RSP: 002b:00007fcfd68060e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fcfd5bb5fa8 RCX: 00007fcfd598e929 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fcfd5bb5fa8 RBP: 00007fcfd5bb5fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcfd5bb5fac R13: 0000000000000000 R14: 00007ffd90464dd0 R15: 00007ffd90464eb8