last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:56788' (ED25519) to the list of known hosts. syzkaller login: [ 388.649982][ T3175] cgroup: Unknown subsys name 'net' [ 389.515487][ T3175] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 444.424849][ T3175] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 451.576743][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 451.580370][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g7c1e5b9690b0 #0 [ 451.585077][ T16] Hardware name: riscv-virtio,qemu (DT) [ 451.586837][ T16] Call Trace: [ 451.588004][ T16] [] dump_backtrace+0x2e/0x3c [ 451.591262][ T16] [] show_stack+0x34/0x40 [ 451.592786][ T16] [] dump_stack_lvl+0x108/0x196 [ 451.594307][ T16] [] dump_stack+0x1c/0x24 [ 451.595733][ T16] [] panic+0x388/0x806 [ 451.597144][ T16] [] __schedule+0x3230/0x3288 [ 451.598555][ T16] [] preempt_schedule_notrace+0xe0/0x2be [ 451.600047][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 451.601558][ T16] [] __might_resched+0x2b4/0x5fc [ 451.602994][ T16] [] run_ksoftirqd+0xec/0x144 [ 451.604316][ T16] [] smpboot_thread_fn+0x654/0xb9c [ 451.605834][ T16] [] kthread+0x28c/0x3a6 [ 451.607386][ T16] [] ret_from_fork+0xe/0x1c [ 451.609381][ T16] SMP: stopping secondary CPUs [ 451.612401][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 23:41:39 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff802a1276 mhartid 0000000000000000 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 ffffffff80473e3a sepc ffffffff80413e66 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a012700000098303 x0/zero 0000000000000000 x1/ra ffffffff80251d0c x2/sp ff2000000008b480 x3/gp ffffffff8954c0a0 x4/tp ff60000011ee4ec0 x5/t0 1fec0000023dcb3b x6/t1 ff60000011ee59e0 x7/t2 ff60000011ee59e0 x8/s0 ff2000000008b4d0 x9/s1 ffffffff87cd24c0 x10/a0 ffffffff87cd24c0 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 0000000000000002 x14/a4 0000000000000000 x15/a5 0000000000000001 x16/a6 0000000000000003 x17/a7 0000000000000004 x18/s2 0000000000000000 x19/s3 0000000200000020 x20/s4 0000000000000000 x21/s5 ff2000000008b690 x22/s6 0000000000000000 x23/s7 ffffffff8025340e x24/s8 0000000000000000 x25/s9 dfffffff00000000 x26/s10 0000000000000001 x27/s11 ff2000000008b5e0 x28/t3 ffffffff86257484 x29/t4 ffffffffffffffff x30/t5 ffffffff89655e40 x31/t6 1fec0000023dcb40 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 ffffffff8092e516 mhartid 0000000000000001 mstatus 0000000a000000a2 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 00007fff9fd33ebc vsepc 0000000000000000 mcause 0000000000000009 scause 000000000000000f vscause 0000000000000000 mtval 0000000000000000 stval 00007fff9fbde008 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a012700000098303 x0/zero 0000000000000000 x1/ra ffffffff8023fcaa x2/sp ff200000040639f0 x3/gp ffffffff8954c0a0 x4/tp ff60000011793480 x5/t0 ff6000001b777820 x6/t1 1fec0000036eef00 x7/t2 ff60000011793fa0 x8/s0 ff20000004063a60 x9/s1 ff6000001b7777f8 x10/a0 ff6000001b777808 x11/a1 ffffffff864fbae0 x12/a2 1fec0000036eef01 x13/a3 0000000000000001 x14/a4 0000000000000002 x15/a5 0000000000000000 x16/a6 0000000000000000 x17/a7 0000000000000000 x18/s2 0000000000000000 x19/s3 ffffffff89649840 x20/s4 ffffffff907256a0 x21/s5 ff600000174b97e8 x22/s6 ff600000174b97e8 x23/s7 ff6000001d5caa80 x24/s8 00000000974b9004 x25/s9 00007fff9fbde000 x26/s10 ff60000011793a40 x27/s11 1fec0000028f2edd x28/t3 ffffffff86257484 x29/t4 ffffffff9ea44e9d x30/t5 ffffffff89655e40 x31/t6 1fec0000022f2802 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