CFI failure at __traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:94 (target: tp_stub_func+0x0/0x10; expected type: 0x8682d211)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 92 Comm: klogd Not tainted 6.1.138-syzkaller-00009-g6246d345f550 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:94
Code: 8b 3d 88 43 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: 0000:ffffc900009f7b58 EFLAGS: 00010213
RAX: ffffffff81710d60 RBX: ffff888117df0800 RCX: 0000000000000000
RDX: ffff888117df0800 RSI: ffffffff8156381b RDI: ffffffff87057250
RBP: ffffc900009f7b70 R08: dffffc0000000000 R09: fffff5200013ef65
R10: 000000001ebd94fb R11: 1ffff9200013ef64 R12: 00007f580664b4cf
R13: 000000000000003f R14: ffffffff8156381b R15: ffff88811ada7710
FS:  00007f58062e1c80(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d817ff8 CR3: 000000010cfea000 CR4: 00000000003506b0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 trace_kfree include/trace/events/kmem.h:94 [inline]
 kfree+0xc9/0xf0 mm/slab_common.c:977
 syslog_print+0x4eb/0x550 kernel/printk/printk.c:1594
 do_syslog+0x675/0x730 kernel/printk/printk.c:1681
 __do_sys_syslog kernel/printk/printk.c:1773 [inline]
 __se_sys_syslog kernel/printk/printk.c:1771 [inline]
 __x64_sys_syslog+0x7c/0x90 kernel/printk/printk.c:1771
 x64_sys_call+0x610/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:104
 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: 0033:0x7f58064aba37
Code: 73 01 c3 48 8b 0d c1 f3 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 67 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 91 f3 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffe9469b198 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
RAX: ffffffffffffffda RBX: 00007f580664b490 RCX: 00007f58064aba37
RDX: 00000000000003ff RSI: 00007f580664b490 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000206 R12: 00007f580664b490
R13: 00007f5806628dfe R14: 00007f580664b623 R15: 00007f580664b623
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__traceiter_kfree+0x34/0x50 include/trace/events/kmem.h:94
Code: 8b 3d 88 43 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: 0000:ffffc900009f7b58 EFLAGS: 00010213

RAX: ffffffff81710d60 RBX: ffff888117df0800 RCX: 0000000000000000
RDX: ffff888117df0800 RSI: ffffffff8156381b RDI: ffffffff87057250
RBP: ffffc900009f7b70 R08: dffffc0000000000 R09: fffff5200013ef65
R10: 000000001ebd94fb R11: 1ffff9200013ef64 R12: 00007f580664b4cf
R13: 000000000000003f R14: ffffffff8156381b R15: ffff88811ada7710
FS:  00007f58062e1c80(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d817ff8 CR3: 000000010cfea000 CR4: 00000000003506b0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600