------------[ cut here ]------------ WARNING: CPU: 0 PID: 4843 at kernel/events/core.c:6688 perf_sigtrap kernel/events/core.c:6688 [inline] WARNING: CPU: 0 PID: 4843 at kernel/events/core.c:6688 perf_pending_task+0x358/0x470 kernel/events/core.c:6800 Modules linked in: CPU: 0 PID: 4843 Comm: syz.0.225 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 e8 9f de ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 d4 9f de ff e8 57 4e 67 ff eb e5 e8 c8 9f de ff <0f> 0b e9 f3 fe ff ff e8 bc 9f de ff 48 c7 c7 00 21 1a 8c 4c 89 f6 RSP: 0018:ffffc9000560fd18 EFLAGS: 00010293 RAX: ffffffff81992c48 RBX: ffff888021fd9c30 RCX: ffff8880290bbb80 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: dffffc0000000000 R09: ffffed10052178b3 R10: ffffed10052178b3 R11: 1ffff110052178b2 R12: ffff8880290bbb80 R13: ffff888051310958 R14: ffff888021fd9a00 R15: 1ffff110043fb340 FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fda5591ddac CR3: 0000000077717000 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: 0033:0x7fda556c4fc9 Code: Unable to access opcode bytes at RIP 0x7fda556c4f9f. RSP: 002b:00007fffc3f06948 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda556c4fc9 RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fffc3f069ac R08: 00000003c3f06a3f R09: 00000000000927c0 R10: 0000000000000001 R11: 0000000000000246 R12: 00000000000000d0 R13: 00000000000927c0 R14: 0000000000016b1a R15: 00007fffc3f06a00