------------[ cut here ]------------ WARNING: CPU: 0 PID: 4427 at kernel/events/core.c:6592 perf_sigtrap kernel/events/core.c:6592 [inline] WARNING: CPU: 0 PID: 4427 at kernel/events/core.c:6592 perf_pending_task+0x358/0x470 kernel/events/core.c:6704 Modules linked in: CPU: 0 PID: 4427 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:perf_sigtrap kernel/events/core.c:6592 [inline] RIP: 0010:perf_pending_task+0x358/0x470 kernel/events/core.c:6704 Code: ff 84 db 75 14 e8 b8 d1 da ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 a4 d1 da ff e8 f7 7b 5a ff eb e5 e8 98 d1 da ff <0f> 0b e9 f3 fe ff ff e8 8c d1 da ff 48 c7 c7 d0 03 bc 8c 4c 89 f6 RSP: 0018:ffffc90003547920 EFLAGS: 00010293 RAX: ffffffff81a604c8 RBX: ffff88805de90458 RCX: ffff888074709dc0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1c3ed56 R10: fffffbfff1c3ed56 R11: 1ffffffff1c3ed55 R12: ffff888074709dc0 R13: ffff88805e4c8d60 R14: ffff88805de90220 R15: 1ffff1100bbd2044 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cd1beb4ed0 CR3: 000000000c88e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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+0xb7/0x1240 arch/x86/kernel/signal.c:871 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210 irqentry_exit_to_user_mode+0x5/0x30 kernel/entry/common.c:316 exc_page_fault+0x88/0x100 arch/x86/mm/fault.c:1490 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:608 RIP: 0033:0x7f91cc78f751 Code: Unable to access opcode bytes at 0x7f91cc78f727. RSP: 002b:ffffffffffffffa0 EFLAGS: 00010217 RAX: 0000000000000000 RBX: 00007f91cc9e5fa0 RCX: 00007f91cc78f749 RDX: 0000000000000000 RSI: ffffffffffffffa0 RDI: 0000000000000080 RBP: 00007f91cc813f91 R08: 0000200000000140 R09: 0000200000000140 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 00007f91cc9e5fa0 R14: 00007f91cc9e5fa0 R15: 0000000000000006