last executing test programs: 68.298435ms ago: executing program 2 (id=3): syz_open_dev$ircomm(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$ircomm(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$ircomm(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$ircomm(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$ircomm(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$ircomm(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$ircomm(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$ircomm(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$ircomm(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$ircomm(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$ircomm(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$ircomm(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$ircomm(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$ircomm(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$ircomm(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$ircomm(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$ircomm(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$ircomm(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$ircomm(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$ircomm(&(0x7f0000000500), 0x4, 0x800) 59.971115ms ago: executing program 2 (id=6): exit_group(0x0) 55.113115ms ago: executing program 2 (id=7): msgctl$IPC_INFO(0x0, 0x3, &(0x7f0000000000)) 9.599129ms ago: executing program 2 (id=8): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/btf/vmlinux', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/btf/vmlinux', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/btf/vmlinux', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/btf/vmlinux', 0x800, 0x0) 9.448379ms ago: executing program 2 (id=9): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/audio1', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/audio1', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio1', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio1', 0x800, 0x0) 9.379699ms ago: executing program 3 (id=4): syz_open_dev$dmmidi(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$dmmidi(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$dmmidi(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$dmmidi(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$dmmidi(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$dmmidi(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$dmmidi(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$dmmidi(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$dmmidi(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$dmmidi(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$dmmidi(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$dmmidi(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$dmmidi(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$dmmidi(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$dmmidi(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$dmmidi(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$dmmidi(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$dmmidi(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$dmmidi(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$dmmidi(&(0x7f0000000500), 0x4, 0x800) 5.21471ms ago: executing program 4 (id=5): rt_sigtimedwait(&(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0) 3.1643ms ago: executing program 1 (id=2): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dri/renderD128', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dri/renderD128', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dri/renderD128', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dri/renderD128', 0x800, 0x0) 0s ago: executing program 0 (id=1): io_getevents(0x0, 0x0, 0x0, &(0x7f0000000000), 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.22' (ED25519) to the list of known hosts. syzkaller login: [ 32.011184][ T4033] cgroup: Unknown subsys name 'net' [ 32.263357][ T4033] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.552707][ T4033] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 33.299321][ T4056] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP [ 33.300520][ T4056] Modules linked in: [ 33.301122][ T4056] CPU: 0 PID: 4056 Comm: syz.0.1 Not tainted 5.15.189-syzkaller #0 [ 33.302312][ T4056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 33.303889][ T4056] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc) [ 33.305004][ T4056] pc : lookup_ioctx+0x108/0x7d0 [ 33.305843][ T4056] lr : lookup_ioctx+0xe4/0x7d0 [ 33.306627][ T4056] sp : ffff80001f6e7b20 [ 33.307283][ T4056] x29: ffff80001f6e7b20 x28: ffff0000c2ba8000 x27: dfff800000000000 [ 33.308590][ T4056] x26: ffff80001f6e7b80 x25: ffff700003edcf70 x24: ffff0000c1179140 [ 33.309904][ T4056] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000 [ 33.311242][ T4056] x20: ffff0000c2ba8000 x19: 0000000000000000 x18: 0000000000000000 [ 33.312631][ T4056] x17: 0000000000000000 x16: ffff800008a19714 x15: 0000000000000000 [ 33.314078][ T4056] x14: 0000000000000000 x13: 1ffff0000282e06b x12: 0000000000ff0100 [ 33.315370][ T4056] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff [ 33.316680][ T4056] x8 : 0000000000000000 x7 : ffff800008750ed4 x6 : 0000000000000000 [ 33.317906][ T4056] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 [ 33.319059][ T4056] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 33.320218][ T4056] Call trace: [ 33.320785][ T4056] lookup_ioctx+0x108/0x7d0 [ 33.321554][ T4056] do_io_getevents+0x120/0x394 [ 33.322385][ T4056] __arm64_sys_io_getevents+0x160/0x23c [ 33.323287][ T4056] invoke_syscall+0x98/0x2b8 [ 33.324029][ T4056] el0_svc_common+0x138/0x258 [ 33.324810][ T4056] do_el0_svc+0x58/0x14c [ 33.325511][ T4056] el0_svc+0x78/0x1e0 [ 33.326141][ T4056] el0t_64_sync_handler+0xcc/0xe4 [ 33.326970][ T4056] el0t_64_sync+0x1a0/0x1a4 [ 33.327687][ T4056] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) [ 33.328712][ T4056] ---[ end trace 46009a344d5eb95c ]--- [ 33.513442][ T4056] Kernel panic - not syncing: Oops - BTI: Fatal exception [ 33.514539][ T4056] SMP: stopping secondary CPUs [ 33.515331][ T4056] Kernel Offset: disabled [ 33.516015][ T4056] CPU features: 0x8,000003c1,7d33ffd9 [ 33.516865][ T4056] Memory Limit: none [ 33.693896][ T4056] Rebooting in 86400 seconds..