syzbot

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WARNING: CPU: 1 PID: 6079 at kernel/events/core.c:6792 perf_sigtrap kernel/events/core.c:6792 [inline]
WARNING: CPU: 1 PID: 6079 at kernel/events/core.c:6792 perf_pending_task+0x35c/0x470 kernel/events/core.c:6904
Modules linked in:
CPU: 1 PID: 6079 Comm: syz.0.51 Not tainted 6.6.100-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:perf_sigtrap kernel/events/core.c:6792 [inline]
RIP: 0010:perf_pending_task+0x35c/0x470 kernel/events/core.c:6904
Code: ff 84 db 75 14 e8 d4 4b d6 ff 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 c0 4b d6 ff e8 5b 52 51 ff eb e5 e8 b4 4b d6 ff <0f> 0b e9 f3 fe ff ff e8 a8 4b d6 ff 48 c7 c7 b0 d1 dc 8c 4c 89 f6
RSP: 0018:ffffc90003467a00 EFLAGS: 00010293
RAX: ffffffff81af49cc RBX: ffff88807fa2d3a0 RCX: ffff888022a15a00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffff8e4a7daf R09: 1ffffffff1c94fb5
R10: dffffc0000000000 R11: fffffbfff1c94fb6 R12: ffff888022a15a00
R13: ffff8880214b1530 R14: ffff88807fa2d160 R15: 1ffff1100ff45a2c
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c006994000 CR3: 0000000061211000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 task_work_run+0x1ce/0x250 kernel/task_work.c:239
 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+0x96/0x780 arch/x86/kernel/signal.c:310
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xb1/0x140 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:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fd7c2d8e9a9
Code: Unable to access opcode bytes at 0x7fd7c2d8e97f.
RSP: 002b:00007fd7c3b7c0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007fd7c2fb5fa8 RCX: 00007fd7c2d8e9a9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fd7c2fb5fa8
RBP: 00007fd7c2fb5fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd7c2fb5fac
R13: 0000000000000000 R14: 00007ffe3d500d90 R15: 00007ffe3d500e78
 </TASK>