last executing test programs:

114.207111ms ago: executing program 1 (id=48):
ioprio_set$auto(0x0, 0x0, 0x0)

87.931806ms ago: executing program 1 (id=53):
getpgid(0x0)

87.426136ms ago: executing program 1 (id=57):
mmap(0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)

87.243416ms ago: executing program 4 (id=59):
clock_nanosleep(0x0, 0x0, &(0x7f0000000000), 0x0)

87.097886ms ago: executing program 0 (id=60):
membarrier(0x0, 0x0)

63.16381ms ago: executing program 2 (id=61):
sync_file_range(0xffffffffffffffff, 0x0, 0x0, 0x0)

62.92398ms ago: executing program 3 (id=62):
keyctl$KEYCTL_CAPABILITIES(0x1f, &(0x7f0000000000), 0x0)

62.84365ms ago: executing program 0 (id=63):
move_pages(0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0)

62.72531ms ago: executing program 1 (id=64):
syz_open_dev$loop(&(0x7f0000000040), 0x0, 0x0)
syz_open_dev$loop(&(0x7f0000000080), 0x0, 0x1)
syz_open_dev$loop(&(0x7f00000000c0), 0x0, 0x2)
syz_open_dev$loop(&(0x7f0000000100), 0x0, 0x800)
syz_open_dev$loop(&(0x7f0000000140), 0x1, 0x0)
syz_open_dev$loop(&(0x7f0000000180), 0x1, 0x1)
syz_open_dev$loop(&(0x7f00000001c0), 0x1, 0x2)
syz_open_dev$loop(&(0x7f0000000200), 0x1, 0x800)
syz_open_dev$loop(&(0x7f0000000240), 0x2, 0x0)
syz_open_dev$loop(&(0x7f0000000280), 0x2, 0x1)
syz_open_dev$loop(&(0x7f00000002c0), 0x2, 0x2)
syz_open_dev$loop(&(0x7f0000000300), 0x2, 0x800)
syz_open_dev$loop(&(0x7f0000000340), 0x3, 0x0)
syz_open_dev$loop(&(0x7f0000000380), 0x3, 0x1)
syz_open_dev$loop(&(0x7f00000003c0), 0x3, 0x2)
syz_open_dev$loop(&(0x7f0000000400), 0x3, 0x800)
syz_open_dev$loop(&(0x7f0000000440), 0x4, 0x0)
syz_open_dev$loop(&(0x7f0000000480), 0x4, 0x1)
syz_open_dev$loop(&(0x7f00000004c0), 0x4, 0x2)
syz_open_dev$loop(&(0x7f0000000500), 0x4, 0x800)

62.50887ms ago: executing program 4 (id=65):
prctl$0(0x0, 0x0, 0x0, 0x0, 0x0)

62.37843ms ago: executing program 2 (id=66):
ppoll(&(0x7f0000000000), 0x0, &(0x7f0000000000), &(0x7f0000000000), 0x0)

62.28697ms ago: executing program 4 (id=67):
seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000000))

62.23434ms ago: executing program 3 (id=68):
socket$inet_icmp_raw(0x2, 0x3, 0x1)

33.749935ms ago: executing program 4 (id=69):
exit(0x0)

33.508405ms ago: executing program 0 (id=70):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vga_arbiter', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vga_arbiter', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter', 0x800, 0x0)

33.326515ms ago: executing program 3 (id=71):
mbind(0x0, 0x0, 0x0, &(0x7f0000000000), 0x0, 0x0)

33.156305ms ago: executing program 2 (id=72):
recvmmsg(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0)

33.082855ms ago: executing program 2 (id=73):
timer_create(0x0, &(0x7f0000000000), &(0x7f0000000000))

33.000535ms ago: executing program 4 (id=74):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ttyprintk', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ttyprintk', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyprintk', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ttyprintk', 0x800, 0x0)

32.944615ms ago: executing program 0 (id=75):
semget(0xffffffffffffffff, 0x0, 0x0)

32.822405ms ago: executing program 1 (id=76):
semctl$GETALL(0x0, 0x0, 0xd, &(0x7f0000000000))

32.702615ms ago: executing program 3 (id=77):
fanotify_init(0x0, 0x0)

1.19633ms ago: executing program 0 (id=78):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/monitor_on', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/monitor_on', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/monitor_on', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/monitor_on', 0x800, 0x0)

1.00799ms ago: executing program 2 (id=79):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvram', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nvram', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nvram', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nvram', 0x800, 0x0)

634.34µs ago: executing program 1 (id=80):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp1', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp1', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dsp1', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dsp1', 0x800, 0x0)

596.02µs ago: executing program 3 (id=81):
socket(0x10, 0x3, 0x10)

457.88µs ago: executing program 0 (id=82):
linkat(0xffffffffffffffff, &(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000000), 0x0)

196.82µs ago: executing program 4 (id=83):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/userfaultfd', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/userfaultfd', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/userfaultfd', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/userfaultfd', 0x800, 0x0)

84.02µs ago: executing program 3 (id=84):
io_pgetevents(0x0, 0x0, 0x0, &(0x7f0000000000), 0x0, 0x0)

0s ago: executing program 2 (id=85):
recvmsg(0xffffffffffffffff, &(0x7f0000000000), 0x0)

kernel console output (not intermixed with test programs):

[   11.250425][ T3713] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting crond: OK
[   11.281678][    T9] gvnic 0000:00:00.0 enp0s0: Device link is up.
[   11.291056][    T9] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready
Starting sshd: OK

syzkaller
Warning: Permanently added '10.128.0.221' (ED25519) to the list of known hosts.
syzkaller login: [   24.580836][ T4026] cgroup: Unknown subsys name 'net'
[   24.800551][ T4026] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[   25.081103][ T4026] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k SSFS
[   26.068956][ T4131] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
[   26.070244][ T4131] Modules linked in:
[   26.070852][ T4131] CPU: 0 PID: 4131 Comm: syz.3.84 Not tainted syzkaller #0
[   26.072147][ T4131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[   26.073884][ T4131] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
[   26.075391][ T4131] pc : lookup_ioctx+0x108/0x7c8
[   26.076228][ T4131] lr : lookup_ioctx+0xe4/0x7c8
[   26.077060][ T4131] sp : ffff80001f977ac0
[   26.077814][ T4131] x29: ffff80001f977ac0 x28: dfff800000000000 x27: dfff800000000000
[   26.079239][ T4131] x26: ffff80001f977b20 x25: ffff700003f2ef64 x24: ffff0000cd180b80
[   26.080654][ T4131] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000
[   26.082023][ T4131] x20: ffff0000ccdfd1c0 x19: 0000000000000000 x18: 0000000000000000
[   26.083413][ T4131] x17: 0000000000000000 x16: ffff800008a22ca0 x15: 0000000000000000
[   26.084780][ T4131] x14: 0000000000000002 x13: 1ffff0000285402b x12: 0000000000ff0100
[   26.086132][ T4131] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff
[   26.087450][ T4131] x8 : 0000000000000000 x7 : ffff8000087585b4 x6 : 0000000000000000
[   26.088861][ T4131] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
[   26.090295][ T4131] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
[   26.091690][ T4131] Call trace:
[   26.092252][ T4131]  lookup_ioctx+0x108/0x7c8
[   26.092973][ T4131]  do_io_getevents+0x12c/0x3c8
[   26.093765][ T4131]  __arm64_sys_io_pgetevents+0x2f8/0x508
[   26.094686][ T4131]  invoke_syscall+0x98/0x2b0
[   26.095420][ T4131]  el0_svc_common+0x138/0x258
[   26.096212][ T4131]  do_el0_svc+0x58/0x13c
[   26.096905][ T4131]  el0_svc+0x78/0x1d0
[   26.097617][ T4131]  el0t_64_sync_handler+0xcc/0xe4
[   26.098490][ T4131]  el0t_64_sync+0x1a0/0x1a4
[   26.099302][ T4131] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) 
[   26.100473][ T4131] ---[ end trace c64cd29c8dc123ab ]---
[   26.265282][ T4131] Kernel panic - not syncing: Oops - BTI: Fatal exception
[   26.266311][ T4131] SMP: stopping secondary CPUs
[   26.267119][ T4131] Kernel Offset: disabled
[   26.267895][ T4131] CPU features: 0x8,000003c1,7d33ffd9
[   26.268789][ T4131] Memory Limit: none
[   26.430382][ T4131] Rebooting in 86400 seconds..