last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:14470' (ED25519) to the list of known hosts. syzkaller login: [ 353.932696][ T3169] cgroup: Unknown subsys name 'net' [ 354.595875][ T3169] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 415.849351][ T3169] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 423.831614][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 423.834700][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g7c1e5b9690b0 #0 [ 423.836967][ T16] Hardware name: riscv-virtio,qemu (DT) [ 423.839398][ T16] Call Trace: [ 423.840631][ T16] [] dump_backtrace+0x2e/0x3c [ 423.844179][ T16] [] show_stack+0x34/0x40 [ 423.845609][ T16] [] dump_stack_lvl+0x108/0x196 [ 423.847239][ T16] [] dump_stack+0x1c/0x24 [ 423.848807][ T16] [] panic+0x388/0x806 [ 423.850200][ T16] [] __schedule+0x3230/0x3288 [ 423.851584][ T16] [] preempt_schedule_notrace+0xe0/0x2be [ 423.853140][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 423.854715][ T16] [] __might_resched+0x2b4/0x5fc [ 423.856191][ T16] [] run_ksoftirqd+0xec/0x144 [ 423.857573][ T16] [] smpboot_thread_fn+0x654/0xb9c [ 423.859132][ T16] [] kthread+0x28c/0x3a6 [ 423.860562][ T16] [] ret_from_fork+0xe/0x1c [ 423.862480][ T16] SMP: stopping secondary CPUs [ 423.865452][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 11:58:54 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff80931a20 mhartid 0000000000000000 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 ffffffff85f5a7cc vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a011f0000009dbe9 x0/zero 0000000000000000 x1/ra ffffffff85e4295e x2/sp ff2000000008b910 x3/gp ffffffff8954c0a0 x4/tp ff60000011ee4ec0 x5/t0 1fec0000023dcb3b x6/t1 ffebffff0dd8e2ea x7/t2 ff60000011ee59e0 x8/s0 ff2000000008b970 x9/s1 ffffffff87307d40 x10/a0 0000000000000059 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff800c4f12 x14/a4 0000000000000000 x15/a5 ff60000011ee5ec0 x16/a6 0000000000000003 x17/a7 ff6000006ec71753 x18/s2 0000000000000000 x19/s3 ff60000011ee4ec0 x20/s4 ffffffff896870e0 x21/s5 0000000000000000 x22/s6 0000000000000010 x23/s7 ffffffffffffffff x24/s8 1fec00000dd90d36 x25/s9 ff60000011ee4ec0 x26/s10 0000000000000001 x27/s11 ff60000010c65ec4 x28/t3 ffffffff86257484 x29/t4 ffebffff0dd8e2ea x30/t5 ffebffff0dd8e2eb x31/t6 ff2000000008b318 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 ffffffff80413e66 mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85f5b9a0 vstvec 0000000000000000 mepc ffffffff81448e40 sepc ffffffff8089754c vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a011f0000009dbe9 x0/zero 0000000000000000 x1/ra ffffffff8000a700 x2/sp ff20000003e5b1b0 x3/gp ffffffff8954c0a0 x4/tp ff6000001bf8cec0 x5/t0 1fec0000037f1b3b x6/t1 ff6000001bf8da30 x7/t2 ff6000001bf8d9e0 x8/s0 ff20000003e5b260 x9/s1 ff20000003e5b220 x10/a0 0000000000000005 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff8000a6f4 x14/a4 0000000000000000 x15/a5 ff6000001bf8dec0 x16/a6 0000000000000003 x17/a7 1fec0000037f1b45 x18/s2 0000000000000000 x19/s3 1fe40000007cb638 x20/s4 ffffffff8089e780 x21/s5 0000000000000008 x22/s6 ff6000001dbc0000 x23/s7 0000000000000001 x24/s8 0000000000000000 x25/s9 ff6000001dbc0000 x26/s10 0000000000070007 x27/s11 ff1c00000076f000 x28/t3 ffffffff86257484 x29/t4 000000007e32e51c x30/t5 ffffffff89655e40 x31/t6 1fec0000037f1b4a 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