last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:28730' (ED25519) to the list of known hosts. syzkaller login: [ 323.810803][ T3171] cgroup: Unknown subsys name 'net' [ 324.367537][ T3171] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 379.500181][ T3171] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 387.559132][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 387.562518][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g1ff95eb2bebd #0 [ 387.566039][ T16] Hardware name: riscv-virtio,qemu (DT) [ 387.567794][ T16] Call Trace: [ 387.569012][ T16] [] dump_backtrace+0x2e/0x3c [ 387.573320][ T16] [] show_stack+0x34/0x40 [ 387.574761][ T16] [] dump_stack_lvl+0x108/0x196 [ 387.576462][ T16] [] dump_stack+0x1c/0x24 [ 387.578058][ T16] [] panic+0x388/0x806 [ 387.579664][ T16] [] __schedule+0x3230/0x3288 [ 387.581077][ T16] [] preempt_schedule_notrace+0xe0/0x2be [ 387.582636][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 387.584278][ T16] [] __might_resched+0x2b4/0x5fc [ 387.586314][ T16] [] run_ksoftirqd+0xec/0x144 [ 387.588168][ T16] [] smpboot_thread_fn+0x654/0xb9c [ 387.589851][ T16] [] kthread+0x28c/0x3a6 [ 387.591321][ T16] [] ret_from_fork+0xe/0x1c [ 387.593464][ T16] SMP: stopping secondary CPUs [ 387.598224][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 02:52:21 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff80413860 mhartid 0000000000000000 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 0000000080029000 sscratch 0000000000000000 satp a011f0000009a960 x0/zero 0000000000000000 x1/ra ffffffff80932238 x2/sp ff20000004023250 x3/gp ffffffff8954c0a0 x4/tp ff60000018fccec0 x5/t0 ff200000040231d0 x6/t1 0000000000000004 x7/t2 ff60000018fcd9e0 x8/s0 ff20000004023250 x9/s1 ff200000040231c0 x10/a0 ffffffff8000fd16 x11/a1 0000000000000000 x12/a2 ff200000040230d0 x13/a3 ffffffff8000fe5a x14/a4 0000000000000000 x15/a5 ff60000018fcdec0 x16/a6 0000000000000003 x17/a7 000000004ce3bf63 x18/s2 0000000000000000 x19/s3 0000000000000000 x20/s4 0000000000000001 x21/s5 0000000000000000 x22/s6 ffffffff8000a6d6 x23/s7 dfffffff00000000 x24/s8 dfffffff00000000 x25/s9 ffffffff85f5b790 x26/s10 0000000000003fff x27/s11 ff20000004023250 x28/t3 ffffffff86257484 x29/t4 fffffffef2101bdf x30/t5 fffffffef2101be0 x31/t6 1fec0000031f9b45 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 ffffffff804138bc mhartid 0000000000000001 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 ffffffff8014e6a0 sepc ffffffff801864e8 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a012300000091f3f x0/zero 0000000000000000 x1/ra ffffffff85eb4314 x2/sp ff2000000008acf0 x3/gp ffffffff8954c0a0 x4/tp ff60000011ee4ec0 x5/t0 1fec0000023dcb3b x6/t1 ff2000000008afe0 x7/t2 ff60000011ee59e0 x8/s0 ff2000000008afd0 x9/s1 ff2000000008af20 x10/a0 0000000000000001 x11/a1 0000000000000025 x12/a2 0000000000000001 x13/a3 ffffffff85eb56e0 x14/a4 0000000000000000 x15/a5 ff60000011ee5ec0 x16/a6 0000000000000003 x17/a7 ff2000000008b167 x18/s2 0000000000000000 x19/s3 ffffffff86448146 x20/s4 ffffffff86448146 x21/s5 0000000000000001 x22/s6 0000000000000030 x23/s7 1ffffffff0c89028 x24/s8 ffffffff86448146 x25/s9 ff2000000008af27 x26/s10 1fe40000000115bc x27/s11 0000000000000036 x28/t3 1fe40000000115fc x29/t4 ffe3ffff0001162c x30/t5 ffe3ffff0001162d x31/t6 ff2000000008b217 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