last executing test programs: 82.828838ms ago: executing program 4 (id=23): ptrace(0x0, 0x0) 82.429258ms ago: executing program 1 (id=26): write(0xffffffffffffffff, &(0x7f0000000000), 0x0) 82.366878ms ago: executing program 0 (id=27): connect(0xffffffffffffffff, &(0x7f0000000000), 0x0) 82.278589ms ago: executing program 1 (id=28): recvmsg(0xffffffffffffffff, &(0x7f0000000000), 0x0) 82.234898ms ago: executing program 4 (id=29): 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) 82.135469ms ago: executing program 2 (id=30): pkey_mprotect(0x0, 0x0, 0x0, 0xffffffffffffffff) 81.974818ms ago: executing program 3 (id=31): lsetxattr(&(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), 0x0, 0x0) 55.162269ms ago: executing program 0 (id=32): quotactl_fd$Q_GETFMT(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000)) 54.971009ms ago: executing program 3 (id=33): socket(0x1, 0x1, 0x0) 54.888689ms ago: executing program 2 (id=34): openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/cmdline', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/cmdline', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/cmdline', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/proc/cmdline', 0x800, 0x0) 54.774769ms ago: executing program 1 (id=35): accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) 54.726399ms ago: executing program 4 (id=36): quotactl$Q_GETFMT(0x0, &(0x7f0000000000), 0x0, &(0x7f0000000000)) 54.580989ms ago: executing program 0 (id=37): bind(0xffffffffffffffff, &(0x7f0000000000), 0x0) 54.548159ms ago: executing program 3 (id=38): socket(0x10, 0x3, 0x10) 54.338399ms ago: executing program 2 (id=39): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/net/tun', 0x800, 0x0) 54.163189ms ago: executing program 3 (id=40): syz_open_dev$dvb_dvr(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$dvb_dvr(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$dvb_dvr(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$dvb_dvr(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$dvb_dvr(&(0x7f0000000140), 0xa, 0x0) syz_open_dev$dvb_dvr(&(0x7f0000000180), 0xa, 0x1) syz_open_dev$dvb_dvr(&(0x7f00000001c0), 0xa, 0x2) syz_open_dev$dvb_dvr(&(0x7f0000000200), 0xa, 0x800) syz_open_dev$dvb_dvr(&(0x7f0000000240), 0x14, 0x0) syz_open_dev$dvb_dvr(&(0x7f0000000280), 0x14, 0x1) syz_open_dev$dvb_dvr(&(0x7f00000002c0), 0x14, 0x2) syz_open_dev$dvb_dvr(&(0x7f0000000300), 0x14, 0x800) syz_open_dev$dvb_dvr(&(0x7f0000000340), 0x1e, 0x0) syz_open_dev$dvb_dvr(&(0x7f0000000380), 0x1e, 0x1) syz_open_dev$dvb_dvr(&(0x7f00000003c0), 0x1e, 0x2) syz_open_dev$dvb_dvr(&(0x7f0000000400), 0x1e, 0x800) syz_open_dev$dvb_dvr(&(0x7f0000000440), 0x28, 0x0) syz_open_dev$dvb_dvr(&(0x7f0000000480), 0x28, 0x1) syz_open_dev$dvb_dvr(&(0x7f00000004c0), 0x28, 0x2) syz_open_dev$dvb_dvr(&(0x7f0000000500), 0x28, 0x800) 26.48139ms ago: executing program 0 (id=41): getresuid(&(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000)) 26.25613ms ago: executing program 1 (id=42): 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) 26.04119ms ago: executing program 4 (id=43): getsockname(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000000)) 25.94638ms ago: executing program 2 (id=44): sched_setattr(0x0, &(0x7f0000000000), 0x0) 25.85414ms ago: executing program 0 (id=45): lsm_set_self_attr(0x0, &(0x7f0000000000), 0x0, 0x0) 25.47514ms ago: executing program 3 (id=46): process_vm_readv(0x0, &(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0, 0x0) 809.971µs ago: executing program 1 (id=47): io_uring_register$IORING_REGISTER_BUFFERS(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) 502.071µs ago: executing program 2 (id=48): keyctl$KEYCTL_CAPABILITIES(0x1f, &(0x7f0000000000), 0x0) 423.551µs ago: executing program 4 (id=49): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/ambient', 0x2, 0x0) 238.64µs ago: executing program 1 (id=50): ioprio_set$auto(0x0, 0x0, 0x0) 193.02µs ago: executing program 0 (id=51): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/udmabuf', 0x2, 0x0) 99.04µs ago: executing program 3 (id=52): timer_settime(0x0, 0x0, &(0x7f0000000000), 0x0) 50.78µs ago: executing program 4 (id=53): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vsock', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vsock', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vsock', 0x800, 0x0) 0s ago: executing program 2 (id=54): io_getevents(0x0, 0x0, 0x0, &(0x7f0000000000), 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.209' (ED25519) to the list of known hosts. [ 30.157677][ T4037] cgroup: Unknown subsys name 'net' [ 30.440550][ T4037] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 30.739617][ T4037] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 31.653649][ T4107] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP [ 31.655074][ T4107] Modules linked in: [ 31.655782][ T4107] CPU: 1 PID: 4107 Comm: syz.2.54 Not tainted syzkaller #0 [ 31.657006][ T4107] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 [ 31.658749][ T4107] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc) [ 31.660108][ T4107] pc : lookup_ioctx+0x10c/0x7c0 [ 31.660963][ T4107] lr : lookup_ioctx+0xe8/0x7c0 [ 31.661785][ T4107] sp : ffff80001f8d7b20 [ 31.662488][ T4107] x29: ffff80001f8d7b20 x28: ffff0000c18d0000 x27: dfff800000000000 [ 31.663842][ T4107] x26: ffff80001f8d7b80 x25: ffff700003f1af70 x24: ffff0000db52b3c0 [ 31.665180][ T4107] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000 [ 31.666565][ T4107] x20: ffff0000c18d0000 x19: 0000000000000000 x18: 0000000000000000 [ 31.668013][ T4107] x17: 0000000000000000 x16: ffff800008a309dc x15: 0000000000000000 [ 31.669508][ T4107] x14: 0000000000000002 x13: 1ffff0000288002b x12: 0000000082d2c423 [ 31.670838][ T4107] x11: ff80800008a309b8 x10: 0000000000000000 x9 : 0000ffffffffffff [ 31.672236][ T4107] x8 : 0000000000000000 x7 : ffff800008762ed0 x6 : 0000000000000000 [ 31.673563][ T4107] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 [ 31.674875][ T4107] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 31.676304][ T4107] Call trace: [ 31.676926][ T4107] lookup_ioctx+0x10c/0x7c0 [ 31.677716][ T4107] do_io_getevents+0x12c/0x3c8 [ 31.678561][ T4107] __arm64_sys_io_getevents+0x16c/0x250 [ 31.679541][ T4107] invoke_syscall+0x98/0x28c [ 31.680357][ T4107] el0_svc_common+0x13c/0x258 [ 31.681205][ T4107] do_el0_svc+0x5c/0x140 [ 31.681863][ T4107] el0_svc+0x78/0x1d0 [ 31.682489][ T4107] el0t_64_sync_handler+0xcc/0xe4 [ 31.683325][ T4107] el0t_64_sync+0x1a0/0x1a4 [ 31.684059][ T4107] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) [ 31.685338][ T4107] ---[ end trace cd7752c468baf604 ]--- SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 31.865839][ T4107] Kernel panic - not syncing: Oops - BTI: Fatal exception [ 31.867245][ T4107] SMP: stopping secondary CPUs [ 31.868049][ T4107] Kernel Offset: disabled [ 31.868727][ T4107] CPU features: 0xa,000003c1,7d33ffd9 [ 31.869583][ T4107] Memory Limit: none [ 32.065169][ T4107] Rebooting in 86400 seconds..