last executing test programs: 121.506693ms ago: executing program 0 (id=248): mount_setattr(0xffffffffffffffff, &(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0) 90.601527ms ago: executing program 3 (id=255): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/bsg/0:0:0:0', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/bsg/0:0:0:0', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/bsg/0:0:0:0', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/bsg/0:0:0:0', 0x800, 0x0) 90.477427ms ago: executing program 4 (id=256): syz_open_dev$usbfs(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$usbfs(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$usbfs(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$usbfs(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$usbfs(&(0x7f0000000140), 0xa, 0x0) syz_open_dev$usbfs(&(0x7f0000000180), 0xa, 0x1) syz_open_dev$usbfs(&(0x7f00000001c0), 0xa, 0x2) syz_open_dev$usbfs(&(0x7f0000000200), 0xa, 0x800) syz_open_dev$usbfs(&(0x7f0000000240), 0x14, 0x0) syz_open_dev$usbfs(&(0x7f0000000280), 0x14, 0x1) syz_open_dev$usbfs(&(0x7f00000002c0), 0x14, 0x2) syz_open_dev$usbfs(&(0x7f0000000300), 0x14, 0x800) syz_open_dev$usbfs(&(0x7f0000000340), 0x1e, 0x0) syz_open_dev$usbfs(&(0x7f0000000380), 0x1e, 0x1) syz_open_dev$usbfs(&(0x7f00000003c0), 0x1e, 0x2) syz_open_dev$usbfs(&(0x7f0000000400), 0x1e, 0x800) syz_open_dev$usbfs(&(0x7f0000000440), 0x28, 0x0) syz_open_dev$usbfs(&(0x7f0000000480), 0x28, 0x1) syz_open_dev$usbfs(&(0x7f00000004c0), 0x28, 0x2) syz_open_dev$usbfs(&(0x7f0000000500), 0x28, 0x800) 89.682027ms ago: executing program 0 (id=257): syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 60.490842ms ago: executing program 2 (id=259): syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) 59.975801ms ago: executing program 4 (id=261): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ttyS3', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ttyS3', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ttyS3', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ttyS3', 0x800, 0x0) 59.894761ms ago: executing program 3 (id=262): open(&(0x7f0000000000), 0x0, 0x0) 59.586742ms ago: executing program 0 (id=263): fchownat(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0) 59.477402ms ago: executing program 3 (id=264): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mISDNtimer', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mISDNtimer', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mISDNtimer', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mISDNtimer', 0x800, 0x0) 40.877488ms ago: executing program 0 (id=265): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/loop-control', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/loop-control', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/loop-control', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/loop-control', 0x800, 0x0) 40.707108ms ago: executing program 1 (id=266): fchmod(0xffffffffffffffff, 0x0) 40.615528ms ago: executing program 2 (id=267): mincore(0x0, 0x0, &(0x7f0000000000)) 40.329478ms ago: executing program 4 (id=268): openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/capi/capi20', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/capi/capi20', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/capi/capi20', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/proc/capi/capi20', 0x800, 0x0) 40.100788ms ago: executing program 3 (id=269): syz_open_dev$video4linux(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$video4linux(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$video4linux(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$video4linux(&(0x7f0000000100), 0x0, 0x800) syz_open_dev$video4linux(&(0x7f0000000140), 0x1, 0x0) syz_open_dev$video4linux(&(0x7f0000000180), 0x1, 0x1) syz_open_dev$video4linux(&(0x7f00000001c0), 0x1, 0x2) syz_open_dev$video4linux(&(0x7f0000000200), 0x1, 0x800) syz_open_dev$video4linux(&(0x7f0000000240), 0x2, 0x0) syz_open_dev$video4linux(&(0x7f0000000280), 0x2, 0x1) syz_open_dev$video4linux(&(0x7f00000002c0), 0x2, 0x2) syz_open_dev$video4linux(&(0x7f0000000300), 0x2, 0x800) syz_open_dev$video4linux(&(0x7f0000000340), 0x3, 0x0) syz_open_dev$video4linux(&(0x7f0000000380), 0x3, 0x1) syz_open_dev$video4linux(&(0x7f00000003c0), 0x3, 0x2) syz_open_dev$video4linux(&(0x7f0000000400), 0x3, 0x800) syz_open_dev$video4linux(&(0x7f0000000440), 0x4, 0x0) syz_open_dev$video4linux(&(0x7f0000000480), 0x4, 0x1) syz_open_dev$video4linux(&(0x7f00000004c0), 0x4, 0x2) syz_open_dev$video4linux(&(0x7f0000000500), 0x4, 0x800) 39.908988ms ago: executing program 1 (id=270): mq_timedreceive(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0) 39.821158ms ago: executing program 2 (id=271): sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) 39.780688ms ago: executing program 4 (id=272): openat(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/reclaim', 0x1, 0x0) 21.228284ms ago: executing program 1 (id=273): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/userio', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/userio', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/userio', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/userio', 0x800, 0x0) 21.102994ms ago: executing program 2 (id=274): name_to_handle_at(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), 0x0) 21.037614ms ago: executing program 1 (id=275): move_mount(0xffffffffffffffff, &(0x7f0000000000), 0xffffffffffffffff, &(0x7f0000000000), 0x0) 20.918764ms ago: executing program 3 (id=276): getpgid(0x0) 20.868304ms ago: executing program 2 (id=277): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/btf/vmlinux', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/btf/vmlinux', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/btf/vmlinux', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/btf/vmlinux', 0x800, 0x0) 20.692894ms ago: executing program 0 (id=278): syz_open_dev$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$loop(&(0x7f0000000500), 0x4, 0x800) 742.7µs ago: executing program 1 (id=279): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/syslog', 0x2, 0x0) 623.451µs ago: executing program 4 (id=280): syz_open_dev$radio(&(0x7f0000000040), 0x0, 0x0) syz_open_dev$radio(&(0x7f0000000080), 0x0, 0x1) syz_open_dev$radio(&(0x7f00000000c0), 0x0, 0x2) syz_open_dev$radio(&(0x7f0000000100), 0x0, 0x800) 501.04µs ago: executing program 2 (id=281): faccessat(0xffffffffffffffff, &(0x7f0000000000), 0x0) 434.851µs ago: executing program 1 (id=282): io_destroy(0x0) 377.2µs ago: executing program 3 (id=283): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/fs/smackfs/onlycap', 0x2, 0x0) 183.32µs ago: executing program 0 (id=284): socket$can_j1939(0x1d, 0x2, 0x7) 0s ago: executing program 4 (id=285): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcsa', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcsa', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vcsa', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vcsa', 0x800, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.1.71' (ED25519) to the list of known hosts. [ 25.867408][ T4030] cgroup: Unknown subsys name 'net' [ 26.077424][ T4030] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 26.369057][ T4030] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 28.109716][ T4331] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP [ 28.111112][ T4331] Modules linked in: [ 28.111757][ T4331] CPU: 1 PID: 4331 Comm: syz.1.282 Not tainted syzkaller #0 [ 28.113072][ T4331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026 [ 28.114796][ T4331] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc) [ 28.116119][ T4331] pc : lookup_ioctx+0x108/0x7c8 [ 28.116926][ T4331] lr : lookup_ioctx+0xe4/0x7c8 [ 28.117677][ T4331] sp : ffff80001f547c40 [ 28.118337][ T4331] x29: ffff80001f547c40 x28: ffff0000c1463680 x27: 0000000000000000 [ 28.119632][ T4331] x26: 1fffe0001828c6d0 x25: 1ffff00003ea8fd6 x24: ffff0000d8ae1cc0 [ 28.120902][ T4331] x23: dfff800000000000 x22: 00000000fffffff2 x21: 0000000000000000 [ 28.122233][ T4331] x20: ffff0000c1463680 x19: 0000000000000000 x18: 0000000000000000 [ 28.123492][ T4331] x17: 0000000000000000 x16: ffff800008a22ca0 x15: 0000000000000000 [ 28.124728][ T4331] x14: 0000000000000003 x13: 1ffff0000285402b x12: 0000000000ff0100 [ 28.125985][ T4331] x11: 0000000000000000 x10: 0000000000000000 x9 : 0000ffffffffffff [ 28.127317][ T4331] x8 : 0000000000000000 x7 : ffff8000087585b4 x6 : 0000000000000000 [ 28.128653][ T4331] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 [ 28.129874][ T4331] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 28.131228][ T4331] Call trace: [ 28.131782][ T4331] lookup_ioctx+0x108/0x7c8 [ 28.132551][ T4331] __arm64_sys_io_destroy+0x9c/0x1d8 [ 28.133450][ T4331] invoke_syscall+0x98/0x2b0 [ 28.134194][ T4331] el0_svc_common+0x138/0x258 [ 28.134986][ T4331] do_el0_svc+0x58/0x13c [ 28.135677][ T4331] el0_svc+0x78/0x1d0 [ 28.136371][ T4331] el0t_64_sync_handler+0xcc/0xe4 [ 28.137218][ T4331] el0t_64_sync+0x1a0/0x1a4 [ 28.137982][ T4331] Code: d503229f 2a1f03f6 2a1f03e0 b8400953 (2a1603e1) [ 28.139134][ T4331] ---[ end trace d6ecdc20c368528c ]--- [ 28.323895][ T4331] Kernel panic - not syncing: Oops - BTI: Fatal exception [ 28.324868][ T4331] SMP: stopping secondary CPUs [ 28.325554][ T4331] Kernel Offset: disabled [ 28.326244][ T4331] CPU features: 0x8,000003c1,7d33ffd9 [ 28.327153][ T4331] Memory Limit: none [ 28.496706][ T4331] Rebooting in 86400 seconds..