------------[ cut here ]------------ WARNING: CPU: 1 PID: 4704 at kernel/events/core.c:6592 perf_sigtrap kernel/events/core.c:6592 [inline] WARNING: CPU: 1 PID: 4704 at kernel/events/core.c:6592 perf_pending_task+0x358/0x470 kernel/events/core.c:6704 Modules linked in: CPU: 1 PID: 4704 Comm: syz.0.156 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 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 d8 d5 da ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c4 d5 da ff e8 57 86 5a ff eb e5 e8 b8 d5 da ff <0f> 0b e9 f3 fe ff ff e8 ac d5 da ff 48 c7 c7 70 ff bb 8c 4c 89 f6 RSP: 0018:ffffc90003d4fc60 EFLAGS: 00010293 RAX: ffffffff81a5fa68 RBX: ffff88802e53f658 RCX: ffff88807a9b0000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed100f536141 R10: ffffed100f536141 R11: 1ffff1100f536140 R12: ffff88807a9b0000 R13: ffff88807b9b2560 R14: ffff88802e53f420 R15: 1ffff11005ca7e84 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055556d972808 CR3: 000000000c88e000 CR4: 00000000003506e0 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 __do_sys_exit_group kernel/exit.c:1033 [inline] __se_sys_exit_group kernel/exit.c:1031 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1031 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fe06ff8ebe9 Code: Unable to access opcode bytes at 0x7fe06ff8ebbf. RSP: 002b:00007fff85c3e4c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe06ff8ebe9 RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fff85c3e52c R08: 0000000285c3e5bf R09: 00000000000927c0 R10: 0000000000000001 R11: 0000000000000246 R12: 000000000000008b R13: 00000000000927c0 R14: 0000000000018785 R15: 00007fff85c3e580