syzbot

CFI failure at __traceiter_tlb_flush+0x80/0xd0 include/trace/events/tlb.h:38 (target: tp_stub_func+0x0/0x10; expected type: 0x205553a5)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 429 Comm: syz.2.19 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__traceiter_tlb_flush+0x80/0xd0 include/trace/events/tlb.h:38
Code: 89 f8 48 c1 e8 03 42 80 3c 28 00 74 05 e8 48 62 07 00 49 8b 7c 24 08 44 89 f6 48 8b 55 d0 41 ba 5b ac aa df 44 03 53 fc 74 02 <0f> 0b ff d3 49 83 c7 18 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08
RSP: 0018:ffffc90000f17668 EFLAGS: 00010293
RAX: 1ffff11022eac7f6 RBX: ffffffff81714610 RCX: ffff888118e86540
RDX: ffffffffffffffff RSI: 0000000000000004 RDI: ffffc90000789000
RBP: ffffc90000f17698 R08: dffffc0000000000 R09: fffff520001ea971
R10: 0000000084eb1367 R11: 1ffff920001ea970 R12: ffff888117563fa8
R13: dffffc0000000000 R14: 0000000000000004 R15: ffff888117563fa8
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33b63fff CR3: 00000001317a9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 trace_tlb_flush include/trace/events/tlb.h:38 [inline]
 native_flush_tlb_multi+0x1eb/0x210 arch/x86/mm/tlb.c:945
 __flush_tlb_multi arch/x86/include/asm/paravirt.h:87 [inline]
 flush_tlb_multi arch/x86/mm/tlb.c:970 [inline]
 flush_tlb_mm_range+0x36a/0x470 arch/x86/mm/tlb.c:1058
 tlb_flush arch/x86/include/asm/tlb.h:20 [inline]
 tlb_flush_mmu_tlbonly+0x1c3/0x460 include/asm-generic/tlb.h:430
 zap_pte_range mm/memory.c:1536 [inline]
 zap_pmd_range mm/memory.c:1596 [inline]
 zap_pud_range mm/memory.c:1625 [inline]
 zap_p4d_range mm/memory.c:1646 [inline]
 unmap_page_range+0x20b1/0x2310 mm/memory.c:1667
 unmap_single_vma mm/memory.c:1713 [inline]
 unmap_vmas+0x31c/0x430 mm/memory.c:1753
 exit_mmap+0x263/0xbb0 mm/mmap.c:3371
 __mmput+0x93/0x360 kernel/fork.c:1309
 mmput+0x4b/0x150 kernel/fork.c:1333
 exit_mm kernel/exit.c:568 [inline]
 do_exit+0x981/0x2650 kernel/exit.c:873
 do_group_exit+0x210/0x2d0 kernel/exit.c:1028
 __do_sys_exit_group kernel/exit.c:1039 [inline]
 __se_sys_exit_group kernel/exit.c:1037 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1037
 x64_sys_call+0x7b4/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f323338f749
Code: Unable to access opcode bytes at 0x7f323338f71f.
RSP: 002b:00007ffca11536d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f323338f749
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000003 R08: 00000004a11537cf R09: 00007f32335b4280
R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f32335b4280 R14: 0000000000000003 R15: 00007ffca1153790
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---