syzbot

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WARNING: CPU: 1 PID: 4545 at kernel/events/core.c:6688 perf_sigtrap kernel/events/core.c:6688 [inline]
WARNING: CPU: 1 PID: 4545 at kernel/events/core.c:6688 perf_pending_task+0x358/0x470 kernel/events/core.c:6800
Modules linked in:
CPU: 1 PID: 4545 Comm: syz.0.132 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:ffffc900034479f8 EFLAGS: 00010293
RAX: ffffffff81992c48 RBX: ffff888078d2a228 RCX: ffff88801d8d9dc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1ad33a6
R10: fffffbfff1ad33a6 R11: 1ffffffff1ad33a5 R12: ffff88801d8d9dc0
R13: ffff888029189558 R14: ffff888078d29ff8 R15: 1ffff1100f1a53ff
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c006d6b000 CR3: 000000000be8e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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
 irqentry_exit_to_user_mode+0x5/0x30 kernel/entry/common.c:320
 exc_page_fault+0x88/0x100 arch/x86/mm/fault.c:1504
 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0033:0x7fd413f60751
Code: Unable to access opcode bytes at RIP 0x7fd413f60727.
RSP: 002b:ffffffffffffffa0 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007fd4141b6fa0 RCX: 00007fd413f60749
RDX: 0000000000000000 RSI: ffffffffffffffa0 RDI: 0000000000000080
RBP: 00007fd413fe4f91 R08: 0000200000000140 R09: 0000200000000140
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 00007fd4141b6fa0 R14: 00007fd4141b6fa0 R15: 0000000000000006
 </TASK>