last executing test programs:

19.952339ms ago: executing program 3 (id=4):
io_uring_register$IORING_REGISTER_BUFFERS(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0)

7.67197ms ago: executing program 1 (id=2):
ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000))

0s ago: executing program 2 (id=3):
open_by_handle_at(0xffffffffffffffff, &(0x7f0000000000), 0x0)

0s ago: executing program 4 (id=10):
io_getevents(0x0, 0x0, 0x0, &(0x7f0000000000), 0x0)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.113' (ED25519) to the list of known hosts.
[   27.160357][ T4031] cgroup: Unknown subsys name 'net'
[   27.392567][ T4031] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[   27.684967][ T4031] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k SSFS
[   28.430274][ T4056] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
[   28.431422][ T4056] Modules linked in:
[   28.431995][ T4056] CPU: 0 PID: 4056 Comm: syz.4.10 Not tainted syzkaller #0
[   28.433070][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
[   28.434596][ T4056] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
[   28.435782][ T4056] pc : lookup_ioctx+0x108/0x7c8
[   28.436538][ T4056] lr : lookup_ioctx+0xe4/0x7c8
[   28.437217][ T4056] sp : ffff80001e5c7b20
[   28.437817][ T4056] x29: ffff80001e5c7b20 x28: ffff0000c1df9b40 x27: dfff800000000000
[   28.439078][ T4056] x26: ffff80001e5c7b80 x25: ffff700003cb8f70 x24: ffff0000d7964500
[   28.440266][ T4056] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000
[   28.441407][ T4056] x20: ffff0000c1df9b40 x19: 0000000000000000 x18: 0000000000000000
[   28.442560][ T4056] x17: 0000000000000000 x16: ffff800008a220d8 x15: 0000000000000000
[   28.443749][ T4056] x14: 0000000000000002 x13: 1ffff0000285202b x12: 0000000000ff0100
[   28.444951][ T4056] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff
[   28.446111][ T4056] x8 : 0000000000000000 x7 : ffff800008758124 x6 : 0000000000000000
[   28.447241][ T4056] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
[   28.448366][ T4056] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
[   28.449590][ T4056] Call trace:
[   28.450088][ T4056]  lookup_ioctx+0x108/0x7c8
[   28.450740][ T4056]  do_io_getevents+0x12c/0x3c8
[   28.451412][ T4056]  __arm64_sys_io_getevents+0x164/0x248
[   28.452205][ T4056]  invoke_syscall+0x98/0x2b0
[   28.452861][ T4056]  el0_svc_common+0x138/0x258
[   28.453502][ T4056]  do_el0_svc+0x58/0x13c
[   28.454105][ T4056]  el0_svc+0x78/0x1d0
[   28.454676][ T4056]  el0t_64_sync_handler+0xcc/0xe4
[   28.455474][ T4056]  el0t_64_sync+0x1a0/0x1a4
[   28.456142][ T4056] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) 
[   28.457113][ T4056] ---[ end trace f8c5089dbcb67ced ]---
SYZFAIL: failed to recv rpc
fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor)
[   28.643898][ T4056] Kernel panic - not syncing: Oops - BTI: Fatal exception
[   28.645033][ T4056] SMP: stopping secondary CPUs
[   28.645742][ T4056] Kernel Offset: disabled
[   28.646411][ T4056] CPU features: 0x8,000003c1,7d33ffd9
[   28.647178][ T4056] Memory Limit: none
[   28.836572][ T4056] Rebooting in 86400 seconds..