------------[ cut here ]------------ WARNING: CPU: 1 PID: 12304 at kernel/events/core.c:6688 perf_sigtrap kernel/events/core.c:6688 [inline] WARNING: CPU: 1 PID: 12304 at kernel/events/core.c:6688 perf_pending_task+0x358/0x470 kernel/events/core.c:6800 Modules linked in: CPU: 1 PID: 12304 Comm: syz.6.2037 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:6688 [inline] RIP: 0010:perf_pending_task+0x358/0x470 kernel/events/core.c:6800 Code: ff 84 db 75 14 e8 78 a0 de ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 64 a0 de ff e8 a7 50 67 ff eb e5 e8 58 a0 de ff <0f> 0b e9 f3 fe ff ff e8 4c a0 de ff 48 c7 c7 00 20 1a 8c 4c 89 f6 RSP: 0018:ffffc900038079d8 EFLAGS: 00010293 RAX: ffffffff819929f8 RBX: ffff888064c5fbb0 RCX: ffff88807a69bb80 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed100f4d38b3 R10: ffffed100f4d38b3 R11: 1ffff1100f4d38b2 R12: ffff88807a69bb80 R13: ffff88805fb6c558 R14: ffff888064c5f980 R15: 1ffff1100c98bf30 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7483fb6990 CR3: 0000000064d19000 CR4: 00000000003506e0 DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000200000000300 DR3: 0000200000000300 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+0xee/0x180 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: 0033:0x7f7485d4eec9 Code: Unable to access opcode bytes at RIP 0x7f7485d4ee9f. RSP: 002b:00007f7483fb5fe8 EFLAGS: 00000206 ORIG_RAX: 0000000000000038 RAX: 000000000000035c RBX: 00007f7485fa5fa0 RCX: 00007f7485d4eec9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000126400 RBP: 00007f7485dd1f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 00007f7485fa6038 R14: 00007f7485fa5fa0 R15: 00007ffe088d5738