last executing test programs:

117.421442ms ago: executing program 2 (id=83):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/netlabel', 0x2, 0x0)

91.783353ms ago: executing program 3 (id=86):
fchown(0xffffffffffffffff, 0x0, 0x0)

91.238073ms ago: executing program 0 (id=87):
socket$pppoe(0x18, 0x1, 0x0)

91.150803ms ago: executing program 2 (id=88):
io_uring_register$IORING_REGISTER_BUFFERS(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0)

90.890123ms ago: executing program 1 (id=90):
socket$tipc(0x1e, 0x2, 0x0)

90.098413ms ago: executing program 2 (id=91):
pipe2(&(0x7f0000000000), 0x0)

89.079284ms ago: executing program 3 (id=92):
finit_module(0xffffffffffffffff, &(0x7f0000000000), 0x0)

61.360345ms ago: executing program 4 (id=93):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/binder/failed_transaction_log', 0x0, 0x0)

61.209765ms ago: executing program 1 (id=94):
setfsgid(0x0)

61.161865ms ago: executing program 2 (id=95):
socket$l2tp6(0xa, 0x2, 0x73)

61.033275ms ago: executing program 4 (id=96):
setitimer(0x0, &(0x7f0000000000), 0x0)

60.897286ms ago: executing program 0 (id=97):
socket$inet_sctp(0x2, 0x1, 0x84)

60.847955ms ago: executing program 3 (id=98):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/context', 0x2, 0x0)

60.767346ms ago: executing program 1 (id=99):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/mm/ksm/run', 0x1, 0x0)

60.649626ms ago: executing program 0 (id=100):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/sync/sw_sync', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/sync/sw_sync', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/sync/sw_sync', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/sync/sw_sync', 0x800, 0x0)

58.802715ms ago: executing program 4 (id=101):
add_key(&(0x7f0000000000), &(0x7f0000000000), 0x0, 0x0, 0x0)

30.056398ms ago: executing program 2 (id=102):
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)

29.662318ms ago: executing program 3 (id=103):
sched_yield()

29.358158ms ago: executing program 4 (id=104):
syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1)

29.064458ms ago: executing program 0 (id=105):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/target_ids', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/target_ids', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/target_ids', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/target_ids', 0x800, 0x0)

28.777118ms ago: executing program 1 (id=106):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/socket/zygote', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/socket/zygote', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/socket/zygote', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/socket/zygote', 0x800, 0x0)

28.537598ms ago: executing program 3 (id=107):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/bluetooth/6lowpan_enable', 0x2, 0x0)

28.417678ms ago: executing program 0 (id=108):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/pktcdvd/control', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/pktcdvd/control', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/pktcdvd/control', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/pktcdvd/control', 0x800, 0x0)

28.323118ms ago: executing program 4 (id=109):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcsu', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcsu', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsu', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcsu', 0x800, 0x0)

1.02308ms ago: executing program 1 (id=110):
timer_getoverrun(0x0)

506.13µs ago: executing program 2 (id=111):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/schemes', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/schemes', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/schemes', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/schemes', 0x800, 0x0)

423.94µs ago: executing program 3 (id=112):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/fuse', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/fuse', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/fuse', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/fuse', 0x800, 0x0)

338.16µs ago: executing program 4 (id=113):
openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/trusty-ipc-dev0', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/trusty-ipc-dev0', 0x1, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/trusty-ipc-dev0', 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/trusty-ipc-dev0', 0x800, 0x0)

133.93µs ago: executing program 0 (id=114):
setpriority(0x0, 0x0, 0x0)

0s ago: executing program 1 (id=115):
clock_nanosleep(0x0, 0x0, &(0x7f0000000000), 0x0)

0s ago: executing program 1 (id=117):
io_cancel(0x0, &(0x7f0000000000), &(0x7f0000000000))

kernel console output (not intermixed with test programs):

Warning: Permanently added '10.128.0.22' (ED25519) to the list of known hosts.
[   29.620516][ T4033] cgroup: Unknown subsys name 'net'
[   29.877054][ T4033] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[   30.193542][ T4033] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k SSFS
[   31.354138][ T4169] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
[   31.355354][ T4169] Modules linked in:
[   31.355915][ T4169] CPU: 0 PID: 4169 Comm: syz.1.117 Not tainted syzkaller #0
SYZFAIL: failed to recv rpc
fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor)
[   31.356969][ T4169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[   31.358446][ T4169] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
[   31.359600][ T4169] pc : lookup_ioctx+0x108/0x7c8
[   31.360316][ T4169] lr : lookup_ioctx+0xe4/0x7c8
[   31.361022][ T4169] sp : ffff80001f707cf0
[   31.361687][ T4169] x29: ffff80001f707cf0 x28: ffff0000c67c3680 x27: 0000000000000000
[   31.362960][ T4169] x26: 1fffe00018cf86d0 x25: 0000000000400040 x24: ffff0000d2366780
[   31.364123][ T4169] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000
[   31.365473][ T4169] x20: ffff0000c67c3680 x19: 0000000000000000 x18: 0000000000000000
[   31.366721][ T4169] x17: 0000000000000000 x16: ffff800008a22ca0 x15: 0000000000000000
[   31.368033][ T4169] x14: 0000000000000003 x13: 1ffff0000285402b x12: 0000000000ff0100
[   31.369347][ T4169] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff
[   31.370614][ T4169] x8 : 0000000000000000 x7 : ffff8000087585b4 x6 : 0000000000000000
[   31.371838][ T4169] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
[   31.373036][ T4169] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
[   31.374299][ T4169] Call trace:
[   31.374830][ T4169]  lookup_ioctx+0x108/0x7c8
[   31.375604][ T4169]  __arm64_sys_io_cancel+0x160/0x338
[   31.376429][ T4169]  invoke_syscall+0x98/0x2b0
[   31.377191][ T4169]  el0_svc_common+0x138/0x258
[   31.377957][ T4169]  do_el0_svc+0x58/0x13c
[   31.378673][ T4169]  el0_svc+0x78/0x1d0
[   31.379405][ T4169]  el0t_64_sync_handler+0xcc/0xe4
[   31.380206][ T4169]  el0t_64_sync+0x1a0/0x1a4
[   31.380952][ T4169] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) 
[   31.382090][ T4169] ---[ end trace a17db393350a555e ]---
[   31.567670][ T4169] Kernel panic - not syncing: Oops - BTI: Fatal exception
[   31.568828][ T4169] SMP: stopping secondary CPUs
[   31.569661][ T4169] Kernel Offset: disabled
[   31.570358][ T4169] CPU features: 0x8,000003c1,7d33ffd9
[   31.571275][ T4169] Memory Limit: none
[   31.752147][ T4169] Rebooting in 86400 seconds..