last executing test programs:

249.212862ms ago: executing program 1 (id=63):
epoll_pwait(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, &(0x7f0000000000), 0x0)

210.453793ms ago: executing program 1 (id=66):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/init_regions', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/init_regions', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/init_regions', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/init_regions', 0x800, 0x0)

209.807893ms ago: executing program 1 (id=71):
syz_open_dev$audion(&(0x7f0000000040), 0x0, 0x0)
syz_open_dev$audion(&(0x7f0000000080), 0x0, 0x1)
syz_open_dev$audion(&(0x7f00000000c0), 0x0, 0x2)
syz_open_dev$audion(&(0x7f0000000100), 0x0, 0x800)
syz_open_dev$audion(&(0x7f0000000140), 0x1, 0x0)
syz_open_dev$audion(&(0x7f0000000180), 0x1, 0x1)
syz_open_dev$audion(&(0x7f00000001c0), 0x1, 0x2)
syz_open_dev$audion(&(0x7f0000000200), 0x1, 0x800)
syz_open_dev$audion(&(0x7f0000000240), 0x2, 0x0)
syz_open_dev$audion(&(0x7f0000000280), 0x2, 0x1)
syz_open_dev$audion(&(0x7f00000002c0), 0x2, 0x2)
syz_open_dev$audion(&(0x7f0000000300), 0x2, 0x800)
syz_open_dev$audion(&(0x7f0000000340), 0x3, 0x0)
syz_open_dev$audion(&(0x7f0000000380), 0x3, 0x1)
syz_open_dev$audion(&(0x7f00000003c0), 0x3, 0x2)
syz_open_dev$audion(&(0x7f0000000400), 0x3, 0x800)
syz_open_dev$audion(&(0x7f0000000440), 0x4, 0x0)
syz_open_dev$audion(&(0x7f0000000480), 0x4, 0x1)
syz_open_dev$audion(&(0x7f00000004c0), 0x4, 0x2)
syz_open_dev$audion(&(0x7f0000000500), 0x4, 0x800)

118.362036ms ago: executing program 2 (id=88):
chroot(&(0x7f0000000000))

110.930086ms ago: executing program 0 (id=89):
landlock_add_rule$LANDLOCK_RULE_NET_PORT(0xffffffffffffffff, 0x2, &(0x7f0000000000), 0x0)

110.757626ms ago: executing program 4 (id=90):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cachefiles', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/cachefiles', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/cachefiles', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/cachefiles', 0x800, 0x0)

100.746747ms ago: executing program 2 (id=92):
munmap(0x0, 0x0)

58.097598ms ago: executing program 4 (id=93):
getcwd(&(0x7f0000000000), 0x0)

57.907218ms ago: executing program 0 (id=94):
openat2(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000000), 0x0)

57.637008ms ago: executing program 4 (id=96):
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)

57.239288ms ago: executing program 2 (id=97):
quotactl_fd$Q_GETFMT(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000))

57.114238ms ago: executing program 3 (id=98):
timer_create(0x0, &(0x7f0000000000), &(0x7f0000000000))

57.066918ms ago: executing program 3 (id=99):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcsa', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcsa', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcsa', 0x800, 0x0)

56.926298ms ago: executing program 0 (id=100):
get_robust_list(0x0, &(0x7f0000000000), &(0x7f0000000000))

32.885769ms ago: executing program 1 (id=101):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/bluetooth/6lowpan_control', 0x2, 0x0)

32.683839ms ago: executing program 2 (id=102):
socket$inet6_udplite(0xa, 0x2, 0x88)

32.533529ms ago: executing program 4 (id=103):
socket$kcm(0x29, 0x2, 0x0)

32.471059ms ago: executing program 3 (id=104):
msgrcv(0x0, &(0x7f0000000000), 0x0, 0x0, 0x0)

32.389669ms ago: executing program 0 (id=105):
getrusage(0x0, &(0x7f0000000000))

32.348059ms ago: executing program 1 (id=106):
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)

32.287789ms ago: executing program 3 (id=107):
fanotify_init(0x0, 0x0)

926.65µs ago: executing program 2 (id=108):
close(0xffffffffffffffff)

633.57µs ago: executing program 4 (id=109):
setfsuid(0x0)

566.31µs ago: executing program 0 (id=110):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/onlycap', 0x2, 0x0)

448.59µs ago: executing program 3 (id=111):
gettid()

376.83µs ago: executing program 1 (id=112):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nullb0', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nullb0', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nullb0', 0x800, 0x0)

316.54µs ago: executing program 4 (id=113):
readlinkat(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000000), 0x0)

241.03µs ago: executing program 2 (id=114):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video37', 0x2, 0x0)

102.46µs ago: executing program 0 (id=115):
symlinkat(&(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000000))

0s ago: executing program 3 (id=116):
syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)

0s ago: executing program 2 (id=118):
io_destroy(0x0)

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.1.128' (ED25519) to the list of known hosts.
[   29.610707][ T4035] cgroup: Unknown subsys name 'net'
[   29.867569][ T4035] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[   30.196052][ T4035] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k SSFS
[   31.463586][ T4171] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
[   31.464892][ T4171] Modules linked in:
[   31.465572][ T4171] CPU: 1 PID: 4171 Comm: syz.2.118 Not tainted syzkaller #0
[   31.466875][ T4171] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[   31.468481][ T4171] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
[   31.469811][ T4171] pc : lookup_ioctx+0x108/0x7c8
[   31.470638][ T4171] lr : lookup_ioctx+0xe4/0x7c8
[   31.471428][ T4171] sp : ffff80001f3b7c40
[   31.472133][ T4171] x29: ffff80001f3b7c40 x28: ffff0000c66d0000 x27: 0000000000000000
[   31.473444][ T4171] x26: 1fffe00018cda000 x25: 1ffff00003e76fd6 x24: ffff0000d37ed640
[   31.474843][ T4171] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000
[   31.476224][ T4171] x20: ffff0000c66d0000 x19: 0000000000000000 x18: 0000000000000000
[   31.477572][ T4171] x17: 0000000000000000 x16: ffff800008a23dc8 x15: 0000000000000000
[   31.479095][ T4171] x14: 0000000000000003 x13: 1ffff0000285602b x12: 0000000000ff0100
[   31.480386][ T4171] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff
[   31.481773][ T4171] x8 : 0000000000000000 x7 : ffff800008758d80 x6 : 0000000000000000
[   31.483135][ T4171] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
[   31.484440][ T4171] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
[   31.485797][ T4171] Call trace:
[   31.486346][ T4171]  lookup_ioctx+0x108/0x7c8
[   31.487035][ T4171]  __arm64_sys_io_destroy+0x9c/0x1d8
[   31.487952][ T4171]  invoke_syscall+0x98/0x2b0
[   31.488715][ T4171]  el0_svc_common+0x138/0x258
[   31.489497][ T4171]  do_el0_svc+0x58/0x13c
[   31.490182][ T4171]  el0_svc+0x78/0x1d0
[   31.490863][ T4171]  el0t_64_sync_handler+0xcc/0xe4
[   31.491665][ T4171]  el0t_64_sync+0x1a0/0x1a4
[   31.492425][ T4171] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) 
[   31.493555][ T4171] ---[ end trace 333a3fb0ad7483c1 ]---
[   31.680489][ T4171] Kernel panic - not syncing: Oops - BTI: Fatal exception
[   31.681668][ T4171] SMP: stopping secondary CPUs
[   31.682485][ T4171] Kernel Offset: disabled
[   31.683181][ T4171] CPU features: 0x8,000003c1,7d33ffd9
[   31.684072][ T4171] Memory Limit: none
[   31.869022][ T4171] Rebooting in 86400 seconds..