last executing test programs: 104.059543ms ago: executing program 0 (id=6): 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) 103.914423ms ago: executing program 1 (id=2): ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) 100.535103ms ago: executing program 4 (id=5): sendmsg(0xffffffffffffffff, &(0x7f0000000000), 0x0) 69.530339ms ago: executing program 4 (id=8): ptrace(0x0, 0x0) 69.368849ms ago: executing program 3 (id=9): shutdown(0xffffffffffffffff, 0x0) 68.933849ms ago: executing program 0 (id=11): setsockopt(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000), 0x0) 68.847139ms ago: executing program 2 (id=12): read(0xffffffffffffffff, &(0x7f0000000000), 0x0) 68.744909ms ago: executing program 3 (id=13): recvfrom(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) 68.508209ms ago: executing program 1 (id=14): connect(0xffffffffffffffff, &(0x7f0000000000), 0x0) 44.275413ms ago: executing program 4 (id=15): fanotify_init(0x0, 0x0) 44.161583ms ago: executing program 0 (id=16): pwritev2(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) 44.123873ms ago: executing program 2 (id=17): bind(0xffffffffffffffff, &(0x7f0000000000), 0x0) 44.014153ms ago: executing program 0 (id=18): readv(0xffffffffffffffff, &(0x7f0000000000), 0x0) 43.843183ms ago: executing program 2 (id=19): mprotect(0x0, 0x0, 0x0) 43.692023ms ago: executing program 1 (id=20): 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) 43.646223ms ago: executing program 3 (id=21): sendto(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) 43.541103ms ago: executing program 2 (id=22): timerfd_gettime(0xffffffffffffffff, &(0x7f0000000000)) 1.00886ms ago: executing program 0 (id=23): write(0xffffffffffffffff, &(0x7f0000000000), 0x0) 752.34µs ago: executing program 3 (id=24): socket(0x10, 0x3, 0x10) 662.33µs ago: executing program 4 (id=25): prctl$0(0x0, 0x0, 0x0, 0x0, 0x0) 602.64µs ago: executing program 2 (id=26): ioprio_get$auto(0x0, 0x0) 468.95µs ago: executing program 3 (id=27): mlock2(0x0, 0x0, 0x0) 278.78µs ago: executing program 4 (id=28): syz_open_dev$sndmidi(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$sndmidi(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$sndmidi(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$sndmidi(&(0x7f0000000140), 0xa, 0x0) syz_open_dev$sndmidi(&(0x7f0000000180), 0xa, 0x1) syz_open_dev$sndmidi(&(0x7f00000001c0), 0xa, 0x2) syz_open_dev$sndmidi(&(0x7f0000000200), 0xa, 0x800) syz_open_dev$sndmidi(&(0x7f0000000240), 0x14, 0x0) syz_open_dev$sndmidi(&(0x7f0000000280), 0x14, 0x1) syz_open_dev$sndmidi(&(0x7f00000002c0), 0x14, 0x2) syz_open_dev$sndmidi(&(0x7f0000000300), 0x14, 0x800) syz_open_dev$sndmidi(&(0x7f0000000340), 0x1e, 0x0) syz_open_dev$sndmidi(&(0x7f0000000380), 0x1e, 0x1) syz_open_dev$sndmidi(&(0x7f00000003c0), 0x1e, 0x2) syz_open_dev$sndmidi(&(0x7f0000000400), 0x1e, 0x800) syz_open_dev$sndmidi(&(0x7f0000000440), 0x28, 0x0) syz_open_dev$sndmidi(&(0x7f0000000480), 0x28, 0x1) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x28, 0x2) syz_open_dev$sndmidi(&(0x7f0000000500), 0x28, 0x800) 188.17µs ago: executing program 0 (id=29): bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000000), 0x0) 76.78µs ago: executing program 2 (id=30): io_cancel(0x0, &(0x7f0000000000), &(0x7f0000000000)) 0s ago: executing program 3 (id=31): delete_module(&(0x7f0000000000), 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.114' (ED25519) to the list of known hosts. [ 30.114754][ T4032] cgroup: Unknown subsys name 'net' [ 30.352730][ T4032] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 30.663748][ T4032] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 31.527921][ T4079] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP [ 31.529139][ T4079] Modules linked in: SYZFAIL: failed to recv rpc [ 31.529817][ T4079] CPU: 0 PID: 4079 Comm: syz.2.30 Not tainted syzkaller #0 fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 31.530991][ T4079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 31.532656][ T4079] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc) [ 31.533935][ T4079] pc : lookup_ioctx+0x108/0x7c8 [ 31.534719][ T4079] lr : lookup_ioctx+0xe4/0x7c8 [ 31.535496][ T4079] sp : ffff80001f9a7cf0 [ 31.536168][ T4079] x29: ffff80001f9a7cf0 x28: ffff0000c8b61b40 x27: 0000000000000000 [ 31.537444][ T4079] x26: 1fffe0001916c368 x25: 0000000000400040 x24: ffff0000d61bcac0 [ 31.538752][ T4079] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000 [ 31.540042][ T4079] x20: ffff0000c8b61b40 x19: 0000000000000000 x18: 0000000000000000 [ 31.541329][ T4079] x17: 0000000000000000 x16: ffff800008a22ca0 x15: 0000000000000000 [ 31.542664][ T4079] x14: 0000000000000003 x13: 1ffff0000285402b x12: 0000000000ff0100 [ 31.543966][ T4079] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff [ 31.545238][ T4079] x8 : 0000000000000000 x7 : ffff8000087585b4 x6 : 0000000000000000 [ 31.546568][ T4079] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 [ 31.547903][ T4079] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 31.549265][ T4079] Call trace: [ 31.549842][ T4079] lookup_ioctx+0x108/0x7c8 [ 31.550573][ T4079] __arm64_sys_io_cancel+0x160/0x338 [ 31.551465][ T4079] invoke_syscall+0x98/0x2b0 [ 31.552241][ T4079] el0_svc_common+0x138/0x258 [ 31.553137][ T4079] do_el0_svc+0x58/0x13c [ 31.553850][ T4079] el0_svc+0x78/0x1d0 [ 31.554522][ T4079] el0t_64_sync_handler+0xcc/0xe4 [ 31.555333][ T4079] el0t_64_sync+0x1a0/0x1a4 [ 31.556069][ T4079] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) [ 31.557228][ T4079] ---[ end trace 77cf217f699f4e73 ]--- [ 31.717621][ T4079] Kernel panic - not syncing: Oops - BTI: Fatal exception [ 31.718797][ T4079] SMP: stopping secondary CPUs [ 31.719599][ T4079] Kernel Offset: disabled [ 31.720328][ T4079] CPU features: 0x8,000003c1,7d33ffd9 [ 31.721238][ T4079] Memory Limit: none [ 31.880539][ T4079] Rebooting in 86400 seconds..