last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:34170' (ED25519) to the list of known hosts. syzkaller login: [ 450.755007][ T3171] cgroup: Unknown subsys name 'net' [ 451.635079][ T3171] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 539.512532][ T3171] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 553.994998][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 554.002215][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g7c1e5b9690b0 #0 [ 554.004731][ T16] Hardware name: riscv-virtio,qemu (DT) [ 554.007074][ T16] Call Trace: [ 554.009262][ T16] [] dump_backtrace+0x2e/0x3c [ 554.014385][ T16] [] show_stack+0x34/0x40 [ 554.017032][ T16] [] dump_stack_lvl+0x108/0x196 [ 554.020510][ T16] [] dump_stack+0x1c/0x24 [ 554.024233][ T16] [] panic+0x388/0x806 [ 554.026879][ T16] [] __schedule+0x3230/0x3288 [ 554.029810][ T16] [] preempt_schedule_notrace+0xe0/0x2be [ 554.034441][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 554.036909][ T16] [] __might_resched+0x2b4/0x5fc [ 554.038193][ T16] [] run_ksoftirqd+0xec/0x144 [ 554.039745][ T16] [] smpboot_thread_fn+0x654/0xb9c [ 554.041327][ T16] [] kthread+0x28c/0x3a6 [ 554.042603][ T16] [] ret_from_fork+0xe/0x1c [ 554.044243][ T16] SMP: stopping secondary CPUs [ 554.050641][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 13:37:25 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff8444d3bc mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000000 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85f5b9a0 vstvec 0000000000000000 mepc ffffffff80413980 sepc ffffffff8537b320 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a011f0000009b420 x0/zero 0000000000000000 x1/ra ffffffff801a9d38 x2/sp ff2000000000abe0 x3/gp ffffffff8954c0a0 x4/tp ff6000001c1e4ec0 x5/t0 1fec00000383cb3b x6/t1 ffebffff0dd94de8 x7/t2 ff6000001c1e59e0 x8/s0 ff2000000000ac20 x9/s1 ff6000001c1e4ec0 x10/a0 0000000000000001 x11/a1 ffffffff8643efa0 x12/a2 0000000000000000 x13/a3 0000000000000001 x14/a4 0000000000010103 x15/a5 0000000000000000 x16/a6 0000000000ff0100 x17/a7 ff6000006eca6f43 x18/s2 ffffffff87e14c00 x19/s3 ffffffff908a1988 x20/s4 dfffffff00000000 x21/s5 0000000000000001 x22/s6 ffffffff908a1988 x23/s7 fffffffef2114331 x24/s8 0000000000c37328 x25/s9 0000000000000007 x26/s10 000000000016e360 x27/s11 ff6000006ec965d0 x28/t3 ffffffff86257484 x29/t4 ffebffff0dd94de8 x30/t5 ffebffff0dd94de9 x31/t6 1fec00000383cb59 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 ffffffff800c45b8 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 ffffffff8001f472 sepc ffffffff803285e6 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a011f0000009b420 x0/zero 0000000000000000 x1/ra ffffffff800c45b8 x2/sp ff2000000008b7e0 x3/gp ffffffff8954c0a0 x4/tp ff60000011ee4ec0 x5/t0 1fec0000023dcb3b x6/t1 fffffffef12a9ea0 x7/t2 ff60000011ee59e0 x8/s0 ff2000000008b900 x9/s1 ffffffff87307d40 x10/a0 0000000000000000 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff800c45b8 x14/a4 0000000000000000 x15/a5 ff60000011ee5ec0 x16/a6 0000000000000003 x17/a7 0000000000000003 x18/s2 0000000000000000 x19/s3 0000000000000000 x20/s4 ff6000001168cf00 x21/s5 0000000000000000 x22/s6 dfffffff00000000 x23/s7 ffffffff896474c0 x24/s8 ff2000000008b880 x25/s9 ff60000011ee4ec0 x26/s10 0000000000000001 x27/s11 ff60000010c65ec4 x28/t3 ffffffff86257484 x29/t4 fffffffef12a9ea0 x30/t5 fffffffef12a9ea1 x31/t6 ff2000000008b3b8 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