CFI failure at __traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:95 (target: tp_stub_func+0x0/0x10; expected type: 0x8682d211)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1058 Comm: syz.1.169 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:95
Code: 8b 3d 00 68 ca 05 4d 85 ff 74 2e 48 89 d3 49 89 f6 49 8b 07 49 8b 7f 08 4c 89 f6 48 89 da 41 ba ef 2d 7d 79 44 03 50 fc 74 02 <0f> 0b ff d0 49 83 7f 18 00 4d 8d 7f 18 75 d8 31 c0 5b 41 5e 41 5f
RSP: 0018:ffffc9001137fa18 EFLAGS: 00010213
RAX: ffffffff817125b0 RBX: 0000000000000000 RCX: 0000000000080000
RDX: 0000000000000000 RSI: ffffffff83e03be1 RDI: ffffc90011441000
RBP: ffffc9001137fa30 R08: dffffc0000000000 R09: fffff5200226fee9
R10: 000000001ebd94fb R11: ffffffff81342130 R12: ffffc9001137fd00
R13: dffffc0000000000 R14: ffffffff83e03be1 R15: ffff88810eef18a8
FS:  00007ffb815226c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000008f0000 CR3: 000000013871c000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 trace_kfree include/trace/events/kmem.h:95 [inline]
 kfree+0xc9/0xf0 mm/slab_common.c:977
 ___sys_recvmsg+0x1c1/0x510 net/socket.c:2771
 do_recvmmsg+0x359/0x7a0 net/socket.c:2864
 __sys_recvmmsg net/socket.c:2943 [inline]
 __do_sys_recvmmsg net/socket.c:2966 [inline]
 __se_sys_recvmmsg net/socket.c:2959 [inline]
 __x64_sys_recvmmsg+0x18d/0x240 net/socket.c:2959
 x64_sys_call+0x3e7/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:300
 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: 0033:0x7ffb8078ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffb81522038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007ffb809c6090 RCX: 00007ffb8078ebe9
RDX: 03fffffffffffeda RSI: 00002000000000c0 RDI: 0000000000000003
RBP: 00007ffb80811e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffb809c6128 R14: 00007ffb809c6090 R15: 00007fff067ce2d8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:95
Code: 8b 3d 00 68 ca 05 4d 85 ff 74 2e 48 89 d3 49 89 f6 49 8b 07 49 8b 7f 08 4c 89 f6 48 89 da 41 ba ef 2d 7d 79 44 03 50 fc 74 02 <0f> 0b ff d0 49 83 7f 18 00 4d 8d 7f 18 75 d8 31 c0 5b 41 5e 41 5f
RSP: 0018:ffffc9001137fa18 EFLAGS: 00010213
RAX: ffffffff817125b0 RBX: 0000000000000000 RCX: 0000000000080000
RDX: 0000000000000000 RSI: ffffffff83e03be1 RDI: ffffc90011441000
RBP: ffffc9001137fa30 R08: dffffc0000000000 R09: fffff5200226fee9
R10: 000000001ebd94fb R11: ffffffff81342130 R12: ffffc9001137fd00
R13: dffffc0000000000 R14: ffffffff83e03be1 R15: ffff88810eef18a8
FS:  00007ffb815226c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000008f0000 CR3: 000000013871c000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400