last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:20513' (ED25519) to the list of known hosts. syzkaller login: [ 326.160198][ T3171] cgroup: Unknown subsys name 'net' [ 327.101445][ T3171] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 377.770259][ T3171] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 384.452821][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 384.455922][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g7c1e5b9690b0 #0 [ 384.459355][ T16] Hardware name: riscv-virtio,qemu (DT) [ 384.460814][ T16] Call Trace: [ 384.462203][ T16] [] dump_backtrace+0x2e/0x3c [ 384.465300][ T16] [] show_stack+0x34/0x40 [ 384.466632][ T16] [] dump_stack_lvl+0x108/0x196 [ 384.468098][ T16] [] dump_stack+0x1c/0x24 [ 384.469584][ T16] [] panic+0x388/0x806 [ 384.470878][ T16] [] __schedule+0x3230/0x3288 [ 384.473162][ T16] [] schedule+0xc4/0x324 [ 384.474487][ T16] [] smpboot_thread_fn+0x2ea/0xb9c [ 384.475936][ T16] [] kthread+0x28c/0x3a6 [ 384.477348][ T16] [] ret_from_fork+0xe/0x1c [ 384.479278][ T16] SMP: stopping secondary CPUs [ 384.482285][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 08:58:23 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff81b09de8 mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000200 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85f5b9a0 vstvec 0000000000000000 mepc ffffffff8076d392 sepc ffffffff85edc65c vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a011f0000009dc97 x0/zero 0000000000000000 x1/ra ffffffff81b09dc8 x2/sp ff2000000008b3d0 x3/gp ffffffff8954c0a0 x4/tp ff60000011ee4ec0 x5/t0 1fec0000023dcb3b x6/t1 ff60000011ee5a58 x7/t2 ff60000011ee59e0 x8/s0 ff2000000008b400 x9/s1 ffffffff9088b3e0 x10/a0 ff200000000a5005 x11/a1 000000000000001f x12/a2 0000000000000002 x13/a3 ffffffff81b09dc8 x14/a4 1ffffffff2111685 x15/a5 0000000000000000 x16/a6 0000000000000003 x17/a7 000000000000000d x18/s2 0000000000000005 x19/s3 0000000000000000 x20/s4 0000000000000000 x21/s5 fffffffef21116d6 x22/s6 fffffffef21116d6 x23/s7 0000000000000003 x24/s8 fffffffef2111686 x25/s9 ffffffff9088b6b2 x26/s10 ffffffff9088b6b0 x27/s11 ffffffff9088b430 x28/t3 ffffffff86257484 x29/t4 ffffffffd5621cf0 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 ffffffff8000a5d4 mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85f5b9a0 vstvec 0000000000000000 mepc ffffffff8001f472 sepc 00007fff9ca0861c vsepc 0000000000000000 mcause 0000000000000009 scause 0000000000000008 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a011f0000009dc97 x0/zero 0000000000000000 x1/ra ffffffff80413a0c x2/sp ff2000000414b120 x3/gp ffffffff8954c0a0 x4/tp ff600000156b3480 x5/t0 1fec000002ad67f3 x6/t1 ffebffff02189d38 x7/t2 ff600000156b3fa0 x8/s0 ff2000000414b120 x9/s1 ff2000000414b1b0 x10/a0 0000000000000005 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff8000fdf6 x14/a4 0000000000000000 x15/a5 ff600000156b4480 x16/a6 0000000000000003 x17/a7 1fec000002ad67fd x18/s2 ff2000000414b1b0 x19/s3 0000000000000001 x20/s4 0000000000000001 x21/s5 0000000000000000 x22/s6 ffffffff8000a6d6 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85f5b9a0 x26/s10 0000000000003fff x27/s11 ff2000000414b2b0 x28/t3 ffffffff86257484 x29/t4 ffebffff02189d38 x30/t5 ffebffff02189d39 x31/t6 1fec000002ad6802 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