syzbot

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WARNING: CPU: 0 PID: 6694 at kernel/events/core.c:6806 perf_sigtrap kernel/events/core.c:6806 [inline]
WARNING: CPU: 0 PID: 6694 at kernel/events/core.c:6806 perf_pending_task+0x35c/0x470 kernel/events/core.c:6918
Modules linked in:
CPU: 0 PID: 6694 Comm: syz.0.257 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 e4 42 d6 ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 d0 42 d6 ff e8 ab 33 51 ff eb e5 e8 c4 42 d6 ff <0f> 0b e9 f3 fe ff ff e8 b8 42 d6 ff 48 c7 c7 b0 d2 dc 8c 4c 89 f6
RSP: 0018:ffffc9000bb2f9e0 EFLAGS: 00010293
RAX: ffffffff81af683c RBX: ffff88807e43fe48 RCX: ffff88802e4bda00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffff8e4a39ef R09: 1ffffffff1c9473d
R10: dffffc0000000000 R11: fffffbfff1c9473e R12: ffff88802e4bda00
R13: ffff888028a40930 R14: ffff88807e43fc08 R15: 1ffff1100fc87f81
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6ab13e7dac CR3: 0000000028448000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 task_work_run+0x1ce/0x250 kernel/task_work.c:245
 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:82
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f6ab118f749
Code: Unable to access opcode bytes at 0x7f6ab118f71f.
RSP: 002b:00007f6ab20bc0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f6ab13e5fa8 RCX: 00007f6ab118f749
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f6ab13e5fa8
RBP: 00007f6ab13e5fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6ab13e6038 R14: 00007ffc714a91a0 R15: 00007ffc714a9288
 </TASK>