last executing test programs: 455.181063ms ago: executing program 4 (id=29): semget(0xffffffffffffffff, 0x0, 0x0) 429.238945ms ago: executing program 4 (id=33): socket$pppl2tp(0x18, 0x1, 0x1) 428.541105ms ago: executing program 4 (id=38): syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) 403.070847ms ago: executing program 4 (id=42): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/hwrng', 0x800, 0x0) 402.758787ms ago: executing program 4 (id=46): msgctl$IPC_INFO(0x0, 0x3, &(0x7f0000000000)) 356.159581ms ago: executing program 4 (id=49): rt_sigreturn() 287.781507ms ago: executing program 3 (id=61): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/comedi0', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/comedi0', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/comedi0', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/comedi0', 0x800, 0x0) 256.546319ms ago: executing program 3 (id=63): socket$nl_sock_diag(0x10, 0x3, 0x4) 256.096849ms ago: executing program 3 (id=66): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ndctl0', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ndctl0', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ndctl0', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ndctl0', 0x800, 0x0) 255.780439ms ago: executing program 3 (id=70): socket$inet6_icmp_raw(0xa, 0x3, 0x3a) 217.413262ms ago: executing program 3 (id=72): sched_getparam(0x0, &(0x7f0000000000)) 216.650862ms ago: executing program 3 (id=77): syz_open_dev$evdev(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$evdev(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$evdev(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$evdev(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$evdev(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$evdev(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$evdev(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$evdev(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$evdev(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$evdev(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$evdev(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$evdev(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$evdev(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$evdev(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$evdev(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$evdev(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$evdev(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$evdev(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$evdev(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$evdev(&(0x7f0000000500), 0x4, 0x800) 79.875963ms ago: executing program 0 (id=103): process_vm_readv(0x0, &(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0, 0x0) 79.827423ms ago: executing program 2 (id=104): userfaultfd(0x0) 33.935147ms ago: executing program 1 (id=105): socket(0x1e, 0x2, 0x0) 33.725317ms ago: executing program 0 (id=106): syslog(0x0, 0x0, 0x0) 33.646967ms ago: executing program 1 (id=107): sendmmsg(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) 33.540397ms ago: executing program 2 (id=108): socket$inet(0x2, 0x1, 0x0) 33.438447ms ago: executing program 0 (id=109): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vhci', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vhci', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vhci', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhci', 0x800, 0x0) 33.328987ms ago: executing program 2 (id=110): rt_sigsuspend(&(0x7f0000000000), 0x0) 33.284347ms ago: executing program 1 (id=111): openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/avc/cache_threshold', 0x2, 0x0) 33.151917ms ago: executing program 2 (id=112): setpriority(0x0, 0x0, 0x0) 1.038459ms ago: executing program 0 (id=113): mq_timedsend(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0) 936.189µs ago: executing program 1 (id=114): io_uring_enter(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000000), 0x0) 545.599µs ago: executing program 0 (id=115): socket$nl_xfrm(0x10, 0x3, 0x6) 465.569µs ago: executing program 1 (id=116): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptp1', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ptp1', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptp1', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ptp1', 0x800, 0x0) 420.439µs ago: executing program 2 (id=117): inotify_rm_watch(0xffffffffffffffff, 0x0) 255.049µs ago: executing program 0 (id=118): syz_open_dev$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) 46.47µs ago: executing program 1 (id=119): openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/asound/card0/oss_mixer', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/asound/card0/oss_mixer', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/asound/card0/oss_mixer', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/proc/asound/card0/oss_mixer', 0x800, 0x0) 0s ago: executing program 2 (id=120): io_cancel(0x0, &(0x7f0000000000), &(0x7f0000000000)) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.209' (ED25519) to the list of known hosts. [ 27.217998][ T4033] cgroup: Unknown subsys name 'net' [ 27.467812][ T4033] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 27.757965][ T4033] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 28.917373][ T4151] uffd: Set unprivileged_userfaultfd sysctl knob to 1 if kernel faults must be handled without obtaining CAP_SYS_PTRACE capability [ 29.000183][ T4167] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP [ 29.001527][ T4167] Modules linked in: [ 29.002116][ T4167] CPU: 1 PID: 4167 Comm: syz.2.120 Not tainted 5.15.189-syzkaller #0 [ 29.003359][ T4167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 29.004838][ T4167] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc) [ 29.005981][ T4167] pc : lookup_ioctx+0x108/0x7d0 [ 29.006763][ T4167] lr : lookup_ioctx+0xe4/0x7d0 [ 29.007457][ T4167] sp : ffff80001f3a7cf0 [ 29.008060][ T4167] x29: ffff80001f3a7cf0 x28: ffff0000c23a51c0 x27: 0000000000000000 [ 29.009423][ T4167] x26: 1fffe00018474a38 x25: 0000000000400040 x24: ffff0000c8334ac0 [ 29.010641][ T4167] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000 [ 29.011847][ T4167] x20: ffff0000c23a51c0 x19: 0000000000000000 x18: 0000000000000000 [ 29.013002][ T4167] x17: 0000000000000000 x16: ffff800008a19714 x15: 0000000000000000 [ 29.014167][ T4167] x14: 0000000000000000 x13: 1ffff0000282e06b x12: 0000000000ff0100 [ 29.015517][ T4167] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff [ 29.016841][ T4167] x8 : 0000000000000000 x7 : ffff800008750ed4 x6 : 0000000000000000 [ 29.017989][ T4167] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 [ 29.019234][ T4167] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 29.020350][ T4167] Call trace: [ 29.020888][ T4167] lookup_ioctx+0x108/0x7d0 [ 29.021595][ T4167] __arm64_sys_io_cancel+0x160/0x338 [ 29.022438][ T4167] invoke_syscall+0x98/0x2b8 [ 29.023081][ T4167] el0_svc_common+0x138/0x258 [ 29.023762][ T4167] do_el0_svc+0x58/0x14c [ 29.024415][ T4167] el0_svc+0x78/0x1e0 [ 29.025003][ T4167] el0t_64_sync_handler+0xcc/0xe4 [ 29.025774][ T4167] el0t_64_sync+0x1a0/0x1a4 [ 29.026520][ T4167] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) [ 29.027467][ T4167] ---[ end trace 6684e3851b04f0a5 ]--- [ 29.206667][ T4167] Kernel panic - not syncing: Oops - BTI: Fatal exception [ 29.207790][ T4167] SMP: stopping secondary CPUs [ 29.208497][ T4167] Kernel Offset: disabled [ 29.209173][ T4167] CPU features: 0x8,000003c1,7d33ffd9 [ 29.209977][ T4167] Memory Limit: none [ 29.381852][ T4167] Rebooting in 86400 seconds..