------------[ cut here ]------------ WARNING: CPU: 0 PID: 6756 at kernel/events/core.c:6806 perf_sigtrap kernel/events/core.c:6806 [inline] WARNING: CPU: 0 PID: 6756 at kernel/events/core.c:6806 perf_pending_task+0x35c/0x470 kernel/events/core.c:6918 Modules linked in: CPU: 0 PID: 6756 Comm: syz.2.265 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:perf_sigtrap kernel/events/core.c:6806 [inline] RIP: 0010:perf_pending_task+0x35c/0x470 kernel/events/core.c:6918 Code: ff 84 db 75 14 e8 f4 46 d6 ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 e0 46 d6 ff e8 fb 51 51 ff eb e5 e8 d4 46 d6 ff <0f> 0b e9 f3 fe ff ff e8 c8 46 d6 ff 48 c7 c7 30 d2 dc 8c 4c 89 f6 RSP: 0018:ffffc90004d579e0 EFLAGS: 00010293 RAX: ffffffff81af49ec RBX: ffff88805ecbcd88 RCX: ffff888024b0da00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff8e4a212f R09: 1ffffffff1c94425 R10: dffffc0000000000 R11: fffffbfff1c94426 R12: ffff888024b0da00 R13: ffff88805ee5a130 R14: ffff88805ecbcb48 R15: 1ffff1100bd97969 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055fe012c5040 CR3: 0000000026b5a000 CR4: 00000000003506f0 Call Trace: task_work_run+0x1ce/0x250 kernel/task_work.c:239 exit_task_work include/linux/task_work.h:43 [inline] do_exit+0x90b/0x23c0 kernel/exit.c:883 do_group_exit+0x21b/0x2d0 kernel/exit.c:1024 get_signal+0x12fc/0x1400 kernel/signal.c:2902 arch_do_signal_or_restart+0x9c/0x7b0 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302 do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7efd3f18f749 Code: Unable to access opcode bytes at 0x7efd3f18f71f. RSP: 002b:00007efd3ff4b038 EFLAGS: 00000246 ORIG_RAX: 000000000000002f RAX: fffffffffffffe00 RBX: 00007efd3f3e5fa0 RCX: 00007efd3f18f749 RDX: 0000000000000000 RSI: 0000200000000500 RDI: 000000000000000a RBP: 00007efd3f213f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007efd3f3e6038 R14: 00007efd3f3e5fa0 R15: 00007ffe8242f818