last executing test programs:

22.435999ms ago: executing program 4 (id=5):
socket$pppoe(0x18, 0x1, 0x0)

14.066179ms ago: executing program 1 (id=2):
lsm_list_modules(&(0x7f0000000000), &(0x7f0000000000), 0x0)

12.334079ms ago: executing program 0 (id=1):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm', 0x2, 0x0)

0s ago: executing program 1 (id=6):
io_destroy(0x0)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.84' (ED25519) to the list of known hosts.
syzkaller login: [   30.841724][ T4032] cgroup: Unknown subsys name 'net'
[   31.125380][ T4032] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[   31.397536][ T4032] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k SSFS
[   32.128540][ T4050] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
[   32.129826][ T4050] Modules linked in:
[   32.130451][ T4050] CPU: 0 PID: 4050 Comm: syz.1.6 Not tainted 5.15.189-syzkaller #0
[   32.131657][ T4050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
[   32.133222][ T4050] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
[   32.134451][ T4050] pc : lookup_ioctx+0x108/0x7d0
[   32.135171][ T4050] lr : lookup_ioctx+0xe4/0x7d0
[   32.135893][ T4050] sp : ffff80001f767c40
[   32.136508][ T4050] x29: ffff80001f767c40 x28: ffff0000d72a9b40 x27: 0000000000000000
[   32.137696][ T4050] x26: 1fffe0001ae55368 x25: 1ffff00003eecfd6 x24: ffff0000c26c05c0
[   32.138980][ T4050] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000
[   32.140222][ T4050] x20: ffff0000d72a9b40 x19: 0000000000000000 x18: 0000000000000000
[   32.141420][ T4050] x17: 0000000000000000 x16: ffff800008a19714 x15: 0000000000000000
[   32.142644][ T4050] x14: 0000000000000000 x13: 1ffff0000282e06b x12: 0000000000ff0100
[   32.143802][ T4050] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff
[   32.145026][ T4050] x8 : 0000000000000000 x7 : ffff800008750ed4 x6 : 0000000000000000
[   32.146220][ T4050] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
[   32.147435][ T4050] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
[   32.148575][ T4050] Call trace:
[   32.149036][ T4050]  lookup_ioctx+0x108/0x7d0
[   32.149728][ T4050]  __arm64_sys_io_destroy+0x90/0x1b8
[   32.150488][ T4050]  invoke_syscall+0x98/0x2b8
[   32.151222][ T4050]  el0_svc_common+0x138/0x258
[   32.151929][ T4050]  do_el0_svc+0x58/0x14c
[   32.152639][ T4050]  el0_svc+0x78/0x1e0
[   32.153301][ T4050]  el0t_64_sync_handler+0xcc/0xe4
[   32.154114][ T4050]  el0t_64_sync+0x1a0/0x1a4
[   32.154852][ T4050] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) 
[   32.156037][ T4050] ---[ end trace fa5aae60882223e1 ]---
[   32.332483][ T4050] Kernel panic - not syncing: Oops - BTI: Fatal exception
[   32.333563][ T4050] SMP: stopping secondary CPUs
[   33.409673][ T4050] SMP: failed to stop secondary CPUs 0-1
[   33.410514][ T4050] Kernel Offset: disabled
[   33.411179][ T4050] CPU features: 0x8,000003c1,7d33ffd9
[   33.412008][ T4050] Memory Limit: none
[   33.584600][ T4050] Rebooting in 86400 seconds..