last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:14865' (ED25519) to the list of known hosts. syzkaller login: [ 371.119202][ T3191] cgroup: Unknown subsys name 'net' [ 371.770720][ T3191] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 428.323266][ T3191] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 434.703877][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 434.707964][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g1ff95eb2bebd #0 [ 434.711256][ T16] Hardware name: riscv-virtio,qemu (DT) [ 434.712685][ T16] Call Trace: [ 434.713595][ T16] [] dump_backtrace+0x2e/0x3c [ 434.716006][ T16] [] show_stack+0x34/0x40 [ 434.717869][ T16] [] dump_stack_lvl+0x108/0x196 [ 434.719128][ T16] [] dump_stack+0x1c/0x24 [ 434.720301][ T16] [] panic+0x388/0x806 [ 434.721304][ T16] [] __schedule+0x3230/0x3288 [ 434.723120][ T16] [] preempt_schedule_notrace+0xe0/0x2be [ 434.724444][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 434.725750][ T16] [] __might_resched+0x2b4/0x5fc [ 434.727845][ T16] [] run_ksoftirqd+0xec/0x144 [ 434.728984][ T16] [] smpboot_thread_fn+0x654/0xb9c [ 434.730182][ T16] [] kthread+0x28c/0x3a6 [ 434.731569][ T16] [] ret_from_fork+0xe/0x1c [ 434.733032][ T16] SMP: stopping secondary CPUs [ 434.735338][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 09:24:34 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff81b0b8ac mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000200 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85f5b790 vstvec 0000000000000000 mepc ffffffff85334812 sepc ffffffff85f5a5bc vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a014100000090d40 x0/zero 0000000000000000 x1/ra ffffffff81b0b882 x2/sp ff2000000008b2f0 x3/gp ffffffff8954c0a0 x4/tp ff60000011ee4ec0 x5/t0 1fec0000023dcb3b x6/t1 ff60000011ee5a58 x7/t2 ff60000011ee59e0 x8/s0 ff2000000008b330 x9/s1 ffffffff9088b3e0 x10/a0 ffffffff9088b428 x11/a1 000000000000001f x12/a2 0000000000000002 x13/a3 ffffffff81b0b882 x14/a4 1ffffffff2111685 x15/a5 ff200000000a5000 x16/a6 0000000000000003 x17/a7 0000000000000004 x18/s2 0000000000000032 x19/s3 0000000000000000 x20/s4 0000000000000000 x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 ffffffff906d4c11 x24/s8 dfffffff00000000 x25/s9 fffffffef2111687 x26/s10 0000000000000010 x27/s11 0000000000000010 x28/t3 ffffffff86257484 x29/t4 ffffffffdff8d688 x30/t5 ffffffff89655e40 x31/t6 1fec0000023dcb4f f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000 info registers vcpu 1 CPU#1 V = 0 pc ffffffff84c90868 mhartid 0000000000000001 mstatus 0000000a000000a2 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85f5b790 vstvec 0000000000000000 mepc ffffffff8001f472 sepc ffffffff85f5a5bc vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a014100000090d40 x0/zero 0000000000000000 x1/ra ffffffff802394e2 x2/sp ff20000003f1a6d0 x3/gp ffffffff8954c0a0 x4/tp ff6000001a2ab480 x5/t0 1fec0000034557f3 x6/t1 ff6000001a2ac040 x7/t2 ff6000001a2abfa0 x8/s0 ff20000003f1a890 x9/s1 ffffffff89649840 x10/a0 ffffffff908a1988 x11/a1 ffffffff8643efa0 x12/a2 0000000000000010 x13/a3 ffffffff84c90350 x14/a4 0000000000000000 x15/a5 ff6000001a2ac480 x16/a6 0000000000000003 x17/a7 000000000000000a x18/s2 ff6000001da48000 x19/s3 ff6000001ad25000 x20/s4 1fec000003b49002 x21/s5 ff6000001da48010 x22/s6 ff5ffffffffee2d0 x23/s7 0000000000000002 x24/s8 ff6000001da48158 x25/s9 0000000000000bd4 x26/s10 1fec000003b4902b x27/s11 ff20000003f1ad40 x28/t3 ffffffff86257484 x29/t4 ffebfffeffffdc5b x30/t5 ffebfffeffffdc5c x31/t6 1fec00000345580c f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 0000000000000000 f3/ft3 0000000000000000 f4/ft4 0000000000000000 f5/ft5 0000000000000000 f6/ft6 0000000000000000 f7/ft7 0000000000000000 f8/fs0 0000000000000000 f9/fs1 0000000000000000 f10/fa0 0000000000000000 f11/fa1 0000000000000000 f12/fa2 0000000000000000 f13/fa3 0000000000000000 f14/fa4 0000000000000000 f15/fa5 0000000000000000 f16/fa6 0000000000000000 f17/fa7 0000000000000000 f18/fs2 0000000000000000 f19/fs3 0000000000000000 f20/fs4 0000000000000000 f21/fs5 0000000000000000 f22/fs6 0000000000000000 f23/fs7 0000000000000000 f24/fs8 0000000000000000 f25/fs9 0000000000000000 f26/fs10 0000000000000000 f27/fs11 0000000000000000 f28/ft8 0000000000000000 f29/ft9 0000000000000000 f30/ft10 0000000000000000 f31/ft11 0000000000000000