jump_label: Fatal kernel bug, unexpected op at preempt_notifier_register+0x10/0xe0 kernel/sched/core.c:4778 [ffffffff8163ea80] (eb 12 90 48 c7 != 66 90 0f 1f 00)) size:2 type:1 ------------[ cut here ]------------ kernel BUG at arch/x86/kernel/jump_label.c:73! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 5526 Comm: syz-executor114 Not tainted 6.10.0-rc7-next-20240712-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:__jump_label_patch+0x463/0x490 arch/x86/kernel/jump_label.c:73 Code: e8 82 f4 5f 00 48 c7 c7 e0 4e c5 8b 48 8b 0c 24 48 89 ce 48 89 ca 4d 89 e8 4c 8b 4c 24 08 41 54 e8 92 2e 5d 0a 48 83 c4 08 90 <0f> 0b e8 f6 2d 60 0a e8 51 f4 5f 00 90 0f 0b e8 49 f4 5f 00 90 0f RSP: 0018:ffffc90004a2f8a0 EFLAGS: 00010296 RAX: 0000000000000097 RBX: 0000000000000085 RCX: 6833071259c3c100 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90004a2f9c8 R08: ffffffff8173f389 R09: 1ffff92000945eb0 R10: dffffc0000000000 R11: fffff52000945eb1 R12: 0000000000000001 R13: ffffffff8bc56d01 R14: ffffffff929ef8c0 R15: ffffffff8bc56d01 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdaf5fd000 CR3: 000000007d368000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: arch_jump_label_transform_queue+0x68/0x100 arch/x86/kernel/jump_label.c:137 __jump_label_update+0x177/0x3a0 kernel/jump_label.c:493 __static_key_slow_dec_cpuslocked+0x250/0x410 kernel/jump_label.c:293 __static_key_slow_dec kernel/jump_label.c:301 [inline] static_key_slow_dec+0x51/0xa0 kernel/jump_label.c:316 kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:1362 [inline] kvm_put_kvm+0xf3b/0x1300 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1386 kvm_vm_release+0x46/0x50 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1409 __fput+0x24a/0x8a0 fs/file_table.c:422 task_work_run+0x24f/0x310 kernel/task_work.c:222 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0xa2f/0x27f0 kernel/exit.c:882 do_group_exit+0x207/0x2c0 kernel/exit.c:1031 __do_sys_exit_group kernel/exit.c:1042 [inline] __se_sys_exit_group kernel/exit.c:1040 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1040 x64_sys_call+0x26c3/0x26d0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f21e42c87e9 Code: Unable to access opcode bytes at 0x7f21e42c87bf. RSP: 002b:00007ffdaf5fc5c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21e42c87e9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 00007f21e43403d0 R08: ffffffffffffffb8 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21e43403d0 R13: 0000000000000000 R14: 00007f21e43421a0 R15: 00007f21e428edb0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__jump_label_patch+0x463/0x490 arch/x86/kernel/jump_label.c:73 Code: e8 82 f4 5f 00 48 c7 c7 e0 4e c5 8b 48 8b 0c 24 48 89 ce 48 89 ca 4d 89 e8 4c 8b 4c 24 08 41 54 e8 92 2e 5d 0a 48 83 c4 08 90 <0f> 0b e8 f6 2d 60 0a e8 51 f4 5f 00 90 0f 0b e8 49 f4 5f 00 90 0f RSP: 0018:ffffc90004a2f8a0 EFLAGS: 00010296 RAX: 0000000000000097 RBX: 0000000000000085 RCX: 6833071259c3c100 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90004a2f9c8 R08: ffffffff8173f389 R09: 1ffff92000945eb0 R10: dffffc0000000000 R11: fffff52000945eb1 R12: 0000000000000001 R13: ffffffff8bc56d01 R14: ffffffff929ef8c0 R15: ffffffff8bc56d01 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdaf5fd000 CR3: 000000000e134000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400