last executing test programs: 91.507068ms ago: executing program 2 (id=3): openat(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/load', 0x2, 0x0) 73.445878ms ago: executing program 1 (id=2): ioctl(0xffffffffffffffff, 0x0, &(0x7f0000000000)) 69.125098ms ago: executing program 3 (id=4): socket$isdn(0x22, 0x3, 0x0) 68.557178ms ago: executing program 0 (id=1): write(0xffffffffffffffff, &(0x7f0000000000), 0x0) 68.050938ms ago: executing program 4 (id=5): getsockopt(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000), &(0x7f0000000000)) 29.2213ms ago: executing program 2 (id=6): mmap(0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) 29.11023ms ago: executing program 0 (id=7): fsetxattr(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000000), 0x0, 0x0) 29.06499ms ago: executing program 4 (id=8): bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000000), 0x0) 28.99294ms ago: executing program 2 (id=9): openat(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nmem0', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nmem0', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nmem0', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nmem0', 0x800, 0x0) 28.95608ms ago: executing program 0 (id=10): sendmsg(0xffffffffffffffff, &(0x7f0000000000), 0x0) 28.89703ms ago: executing program 1 (id=11): epoll_create1(0x0) 28.80306ms ago: executing program 3 (id=12): process_vm_writev(0x0, &(0x7f0000000000), 0x0, &(0x7f0000000000), 0x0, 0x0) 28.76521ms ago: executing program 0 (id=13): setsockopt(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000), 0x0) 28.71777ms ago: executing program 1 (id=14): connect(0xffffffffffffffff, &(0x7f0000000000), 0x0) 28.67717ms ago: executing program 2 (id=15): openat(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/damon/schemes', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/damon/schemes', 0x1, 0x0) openat(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/damon/schemes', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/damon/schemes', 0x800, 0x0) 28.42894ms ago: executing program 3 (id=16): delete_module(&(0x7f0000000000), 0x0) 28.34592ms ago: executing program 4 (id=17): gettimeofday(&(0x7f0000000000), &(0x7f0000000000)) 550.08µs ago: executing program 1 (id=18): sendto(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0, 0x0, 0x0) 448.8µs ago: executing program 3 (id=19): getpeername(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000000)) 382.451µs ago: executing program 0 (id=20): migrate_pages(0x0, 0x0, &(0x7f0000000000), &(0x7f0000000000)) 193.931µs ago: executing program 1 (id=21): accept(0xffffffffffffffff, 0x0, &(0x7f0000000000)) 148.291µs ago: executing program 2 (id=22): socket$netlink(0x10, 0x3, 0x0) 100.92µs ago: executing program 3 (id=23): recvmsg(0xffffffffffffffff, &(0x7f0000000000), 0x0) 36.08µs ago: executing program 4 (id=24): clone(0x0, &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000)) exit(0x0) 0s ago: executing program 0 (id=25): setxattr(&(0x7f0000000000), &(0x7f0000000000), &(0x7f0000000000), 0x0, 0x0) kernel console output (not intermixed with test programs): [ 11.375169][ T3713] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK [ 11.415049][ T547] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 11.420571][ T547] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.47' (ED25519) to the list of known hosts. syzkaller login: [ 30.250780][ T4035] cgroup: Unknown subsys name 'net' [ 30.509286][ T4035] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 30.793841][ T4035] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 31.553854][ T4077] Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP [ 31.555198][ T4077] Modules linked in: SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 31.555872][ T4077] CPU: 1 PID: 4077 Comm: syz.4.24 Not tainted syzkaller #0 [ 31.557134][ T4077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 [ 31.558941][ T4077] pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc) [ 31.560301][ T4077] pc : do_notify_resume+0xad4/0x30a8 [ 31.561259][ T4077] lr : do_notify_resume+0xab8/0x30a8 [ 31.562194][ T4077] sp : ffff80001f967be0 [ 31.562867][ T4077] x29: ffff80001f967e00 x28: ffff0000c81151c0 x27: dfff800000000000 [ 31.564181][ T4077] x26: ffff80001f967eb0 x25: 0000000000000000 x24: ffff0000c81151e4 [ 31.565539][ T4077] x23: ffff0000c81151e4 x22: 0000000000000001 x21: 0000000000000001 [ 31.566915][ T4077] x20: 000000001fffee20 x19: 0000001fffee2000 x18: 0000000000000200 [ 31.568338][ T4077] x17: 0000000000000000 x16: ffff800008041f30 x15: 0000000000000002 [ 31.569696][ T4077] x14: 0000000000000009 x13: 1ffff0000287e02b x12: 0000000097863b1e [ 31.571085][ T4077] x11: 00000000fffffff2 x10: 0000ffffffffffff x9 : 000000001fffee20 [ 31.572485][ T4077] x8 : 000000001fffee20 x7 : ffff8000087623bc x6 : 0000000000000000 [ 31.574163][ T4077] x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001 [ 31.575885][ T4077] x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000 [ 31.577313][ T4077] Call trace: [ 31.577908][ T4077] do_notify_resume+0xad4/0x30a8 [ 31.578760][ T4077] el0_da+0x10c/0x1ec [ 31.579452][ T4077] el0t_64_sync_handler+0xd8/0xe4 [ 31.580351][ T4077] el0t_64_sync+0x1a0/0x1a4 [ 31.581210][ T4077] Code: 9a9f0289 d503229f 2a1f03eb f8000939 (b90067eb) [ 31.582509][ T4077] ---[ end trace 271f662b1be603fa ]--- [ 31.792163][ T4077] Kernel panic - not syncing: Oops - BTI: Fatal exception [ 31.793398][ T4077] SMP: stopping secondary CPUs [ 31.794260][ T4077] Kernel Offset: disabled [ 31.795037][ T4077] CPU features: 0xa,000003c1,7d33ffd9 [ 31.795943][ T4077] Memory Limit: none [ 32.014556][ T4077] Rebooting in 86400 seconds..