last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:44234' (ED25519) to the list of known hosts. syzkaller login: [ 369.233924][ T3171] cgroup: Unknown subsys name 'net' [ 370.243671][ T3171] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 426.914426][ T3171] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 436.681007][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 436.684923][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g1ff95eb2bebd #0 [ 436.690363][ T16] Hardware name: riscv-virtio,qemu (DT) [ 436.692302][ T16] Call Trace: [ 436.693643][ T16] [] dump_backtrace+0x2e/0x3c [ 436.697303][ T16] [] show_stack+0x34/0x40 [ 436.700001][ T16] [] dump_stack_lvl+0x108/0x196 [ 436.701950][ T16] [] dump_stack+0x1c/0x24 [ 436.703703][ T16] [] panic+0x388/0x806 [ 436.705976][ T16] [] __schedule+0x3230/0x3288 [ 436.707324][ T16] [] preempt_schedule_notrace+0xe0/0x2be [ 436.708361][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 436.710319][ T16] [] __might_resched+0x2b4/0x5fc [ 436.712162][ T16] [] run_ksoftirqd+0xec/0x144 [ 436.713783][ T16] [] smpboot_thread_fn+0x654/0xb9c [ 436.715612][ T16] [] kthread+0x28c/0x3a6 [ 436.717284][ T16] [] ret_from_fork+0xe/0x1c [ 436.719446][ T16] SMP: stopping secondary CPUs [ 436.722148][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 18:46:19 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 ffffffff80413858 sepc ffffffff801a6f26 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a01230000009bcaf 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 000000000000000d x18/s2 000000000000006d 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 000000006dd414ba 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 ffffffff80413d2a mhartid 0000000000000001 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 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 a011f00000090d99 x0/zero 0000000000000000 x1/ra ffffffff8000feb0 x2/sp ff20000003f4ac80 x3/gp ffffffff8954c0a0 x4/tp ff60000019c40000 x5/t0 0000000000046600 x6/t1 fffffffef21081af x7/t2 ff60000019c40b20 x8/s0 ff20000003f4ad00 x9/s1 ff20000003f4ae20 x10/a0 ff20000003f4ae18 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff8000fe66 x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 0000000000000003 x17/a7 1fec000003388168 x18/s2 ff20000003f4ae10 x19/s3 0000000000000003 x20/s4 ffffffff85f39552 x21/s5 0000000000000000 x22/s6 ffffffff85f3a49c x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85f5b790 x26/s10 0000000000003fff x27/s11 ff20000003f4ae20 x28/t3 ffffffff86257484 x29/t4 fffffffef21081af x30/t5 fffffffef21081b0 x31/t6 1fec00000338816d 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