RBP: 00007f25c9883090 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000293 R12: 0000000000000001 R13: 0000000000000001 R14: 00007f25ca83afa0 R15: 00007fff1ee08d08 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4497 at kernel/events/core.c:6674 perf_sigtrap kernel/events/core.c:6674 [inline] WARNING: CPU: 0 PID: 4497 at kernel/events/core.c:6674 perf_pending_task+0x358/0x470 kernel/events/core.c:6786 Modules linked in: CPU: 0 PID: 4497 Comm: syz.0.27 Not tainted 5.15.186-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 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 28 8a dd ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 14 8a dd ff e8 97 41 66 ff eb e5 e8 08 8a dd ff <0f> 0b e9 f3 fe ff ff e8 fc 89 dd ff 48 c7 c7 40 2e 1a 8c 4c 89 f6 RSP: 0018:ffffc90004f1fd18 EFLAGS: 00010293 RAX: ffffffff819a3908 RBX: ffff88813fe42e18 RCX: ffff888021d73b80 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed10043ae8b3 R10: ffffed10043ae8b3 R11: 1ffff110043ae8b2 R12: ffff888021d73b80 R13: ffff888060659d58 R14: ffff88813fe42be8 R15: 1ffff11027fc857d FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555652fc7d0 CR3: 000000000be8e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 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 __do_sys_exit_group kernel/exit.c:1008 [inline] __se_sys_exit_group kernel/exit.c:1006 [inline] __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1006 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f25ca613929 Code: Unable to access opcode bytes at RIP 0x7f25ca6138ff. RSP: 002b:00007f25c9882f48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f25ca672bc8 RCX: 00007f25ca613929 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 000000000000000e R08: 00007f25c9880ce6 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000001 R14: 00007f25ca83afa0 R15: 00007fff1ee08d08