------------[ cut here ]------------ WARNING: CPU: 1 PID: 7585 at kernel/events/core.c:6674 perf_sigtrap kernel/events/core.c:6674 [inline] WARNING: CPU: 1 PID: 7585 at kernel/events/core.c:6674 perf_pending_task+0x358/0x470 kernel/events/core.c:6786 Modules linked in: CPU: 1 PID: 7585 Comm: syz.6.822 Not tainted 5.15.189-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:perf_sigtrap kernel/events/core.c:6674 [inline] RIP: 0010:perf_pending_task+0x358/0x470 kernel/events/core.c:6786 Code: ff 84 db 75 14 e8 c8 a0 de ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 b4 a0 de ff e8 27 57 67 ff eb e5 e8 a8 a0 de ff <0f> 0b e9 f3 fe ff ff e8 9c a0 de ff 48 c7 c7 e0 1a 1a 8c 4c 89 f6 RSP: 0018:ffffc90002fdf9d8 EFLAGS: 00010293 RAX: ffffffff81992378 RBX: ffff88802495d7e0 RCX: ffff888021369dc0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed100426d4fb R10: ffffed100426d4fb R11: 1ffff1100426d4fa R12: ffff888021369dc0 R13: ffff8880612fa958 R14: ffff88802495d5b0 R15: 1ffff1100492bab6 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c2bbe88 CR3: 0000000065cb0000 CR4: 00000000003506e0 DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: task_work_run+0x125/0x1a0 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0x61e/0x20a0 kernel/exit.c:883 do_group_exit+0x12e/0x300 kernel/exit.c:997 get_signal+0x6ca/0x12c0 kernel/signal.c:2900 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f40bf83dbe9 Code: Unable to access opcode bytes at RIP 0x7f40bf83dbbf. RSP: 002b:00007f40bdaa50e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f40bfa64fa8 RCX: 00007f40bf83dbe9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f40bfa64fa8 RBP: 00007f40bfa64fa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f40bfa65038 R14: 00007fffe7a45a50 R15: 00007fffe7a45b38