last executing test programs:

220.625872ms ago: executing program 1 (id=244):
shmdt(0x0)

180.423376ms ago: executing program 2 (id=254):
flistxattr(0xffffffffffffffff, &(0x7f0000000000), 0x0)

141.735149ms ago: executing program 3 (id=258):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio1', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio1', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio1', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio1', 0x800, 0x0)

141.533238ms ago: executing program 4 (id=259):
syz_open_dev$I2C(&(0x7f0000000040), 0x0, 0x0)
syz_open_dev$I2C(&(0x7f0000000080), 0x0, 0x1)
syz_open_dev$I2C(&(0x7f00000000c0), 0x0, 0x2)
syz_open_dev$I2C(&(0x7f0000000100), 0x0, 0x800)
syz_open_dev$I2C(&(0x7f0000000140), 0x1, 0x0)
syz_open_dev$I2C(&(0x7f0000000180), 0x1, 0x1)
syz_open_dev$I2C(&(0x7f00000001c0), 0x1, 0x2)
syz_open_dev$I2C(&(0x7f0000000200), 0x1, 0x800)
syz_open_dev$I2C(&(0x7f0000000240), 0x2, 0x0)
syz_open_dev$I2C(&(0x7f0000000280), 0x2, 0x1)
syz_open_dev$I2C(&(0x7f00000002c0), 0x2, 0x2)
syz_open_dev$I2C(&(0x7f0000000300), 0x2, 0x800)
syz_open_dev$I2C(&(0x7f0000000340), 0x3, 0x0)
syz_open_dev$I2C(&(0x7f0000000380), 0x3, 0x1)
syz_open_dev$I2C(&(0x7f00000003c0), 0x3, 0x2)
syz_open_dev$I2C(&(0x7f0000000400), 0x3, 0x800)
syz_open_dev$I2C(&(0x7f0000000440), 0x4, 0x0)
syz_open_dev$I2C(&(0x7f0000000480), 0x4, 0x1)
syz_open_dev$I2C(&(0x7f00000004c0), 0x4, 0x2)
syz_open_dev$I2C(&(0x7f0000000500), 0x4, 0x800)

141.492999ms ago: executing program 2 (id=260):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/comedi0', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/comedi0', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/comedi0', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/comedi0', 0x800, 0x0)

141.200528ms ago: executing program 2 (id=262):
process_vm_writev(0x0, &(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0, 0x0)

140.942188ms ago: executing program 4 (id=263):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/adsp1', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/adsp1', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/adsp1', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/adsp1', 0x800, 0x0)

81.525933ms ago: executing program 2 (id=265):
fdatasync(0xffffffffffffffff)

81.049633ms ago: executing program 0 (id=267):
accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0)

74.918614ms ago: executing program 0 (id=268):
timer_getoverrun(0x0)

74.728254ms ago: executing program 3 (id=269):
readv(0xffffffffffffffff, &(0x7f0000000000), 0x0)

64.634745ms ago: executing program 0 (id=270):
fchmod(0xffffffffffffffff, 0x0)

34.347477ms ago: executing program 3 (id=271):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/mm/ksm/run', 0x1, 0x0)

34.184747ms ago: executing program 1 (id=272):
setns(0xffffffffffffffff, 0x0)

34.052727ms ago: executing program 2 (id=273):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/attr/current', 0x2, 0x0)

33.858347ms ago: executing program 1 (id=274):
clone3(&(0x7f0000000000), 0x0)
exit(0x0)

33.759237ms ago: executing program 0 (id=275):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhost-net', 0x2, 0x0)

33.673607ms ago: executing program 4 (id=276):
process_madvise(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)

33.634727ms ago: executing program 3 (id=277):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/status', 0x0, 0x0)

33.575877ms ago: executing program 1 (id=278):
getitimer(0x0, &(0x7f0000000000))

33.455707ms ago: executing program 3 (id=279):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcs', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcs', 0x800, 0x0)

32.614457ms ago: executing program 4 (id=280):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/xen/evtchn', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/xen/evtchn', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/xen/evtchn', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/xen/evtchn', 0x800, 0x0)

773.67µs ago: executing program 0 (id=281):
futex_waitv(&(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0)

635.93µs ago: executing program 1 (id=282):
newfstatat(0xffffffffffffff9c, &(0x7f0000000000), &(0x7f0000000000), 0x0)

556.58µs ago: executing program 4 (id=283):
capget(&(0x7f0000000000), &(0x7f0000000000))

466.69µs ago: executing program 3 (id=284):
socket$kcm(0x29, 0x2, 0x0)

394.38µs ago: executing program 0 (id=285):
capset(&(0x7f0000000000), &(0x7f0000000000))

314.05µs ago: executing program 2 (id=286):
exit(0x0)

133.14µs ago: executing program 1 (id=287):
io_getevents(0x0, 0x0, 0x0, &(0x7f0000000000), 0x0)

0s ago: executing program 4 (id=288):
inotify_init1(0x0)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.173' (ED25519) to the list of known hosts.
[   26.746304][ T4032] cgroup: Unknown subsys name 'net'
[   27.049553][ T4032] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[   27.331058][ T4032] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k SSFS
[   29.491966][ T4337] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
[   29.493119][ T4337] Modules linked in:
[   29.493726][ T4337] CPU: 1 PID: 4337 Comm: syz.1.287 Not tainted 5.15.189-syzkaller #0
[   29.495020][ T4337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
[   29.496542][ T4337] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
[   29.497736][ T4337] pc : lookup_ioctx+0x108/0x7d0
[   29.498420][ T4337] lr : lookup_ioctx+0xe4/0x7d0
[   29.499116][ T4337] sp : ffff80001fb37b20
[   29.499705][ T4337] x29: ffff80001fb37b20 x28: ffff0000d8e2d1c0 x27: dfff800000000000
[   29.500937][ T4337] x26: ffff80001fb37b80 x25: ffff700003f66f70 x24: ffff0000d377b3c0
[   29.502154][ T4337] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000
[   29.503318][ T4337] x20: ffff0000d8e2d1c0 x19: 0000000000000000 x18: 0000000000000000
[   29.504653][ T4337] x17: 0000000000000000 x16: ffff800008a19714 x15: 0000000000000000
[   29.505951][ T4337] x14: 0000000000000000 x13: 1ffff0000282e06b x12: 0000000000ff0100
[   29.507293][ T4337] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff
[   29.508603][ T4337] x8 : 0000000000000000 x7 : ffff800008750ed4 x6 : 0000000000000000
[   29.509823][ T4337] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
[   29.511046][ T4337] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
[   29.512338][ T4337] Call trace:
[   29.512831][ T4337]  lookup_ioctx+0x108/0x7d0
[   29.513578][ T4337]  do_io_getevents+0x120/0x394
[   29.514365][ T4337]  __arm64_sys_io_getevents+0x160/0x23c
[   29.515329][ T4337]  invoke_syscall+0x98/0x2b8
[   29.516086][ T4337]  el0_svc_common+0x138/0x258
[   29.516803][ T4337]  do_el0_svc+0x58/0x14c
[   29.517484][ T4337]  el0_svc+0x78/0x1e0
[   29.518187][ T4337]  el0t_64_sync_handler+0xcc/0xe4
[   29.519034][ T4337]  el0t_64_sync+0x1a0/0x1a4
[   29.519761][ T4337] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) 
[   29.520867][ T4337] ---[ end trace a64af127ecd74743 ]---
[   29.638069][ T4350] uffd: Set unprivileged_userfaultfd sysctl knob to 1 if kernel faults must be handled without obtaining CAP_SYS_PTRACE capability
[   29.720369][ T4337] Kernel panic - not syncing: Oops - BTI: Fatal exception
[   29.721478][ T4337] SMP: stopping secondary CPUs
[   29.722273][ T4337] Kernel Offset: disabled
[   29.722889][ T4337] CPU features: 0x8,000003c1,7d33ffd9
[   29.723760][ T4337] Memory Limit: none
[   29.901232][ T4337] Rebooting in 86400 seconds..