last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:23736' (ED25519) to the list of known hosts. syzkaller login: [ 712.160024][ T3210] cgroup: Unknown subsys name 'net' [ 718.018315][ T3210] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 879.014408][ T3210] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 906.688743][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 906.691379][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g32d5f7add080 #0 [ 906.695160][ T16] Hardware name: riscv-virtio,qemu (DT) [ 906.696439][ T16] Call Trace: [ 906.697333][ T16] [] dump_backtrace+0x2e/0x3c [ 906.699538][ T16] [] show_stack+0x34/0x40 [ 906.700733][ T16] [] dump_stack_lvl+0x108/0x196 [ 906.701924][ T16] [] dump_stack+0x1c/0x24 [ 906.703484][ T16] [] panic+0x2fc/0x706 [ 906.704538][ T16] [] schedule+0x0/0x1ea [ 906.705551][ T16] [] preempt_schedule_notrace+0x76/0x16c [ 906.706682][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 906.707867][ T16] [] __might_resched+0x1ee/0x3c4 [ 906.708984][ T16] [] run_ksoftirqd+0xae/0xde [ 906.710022][ T16] [] smpboot_thread_fn+0x44c/0x6cc [ 906.711204][ T16] [] kthread+0x1bc/0x22c [ 906.712515][ T16] [] ret_from_fork+0xe/0x1c [ 906.714036][ T16] SMP: stopping secondary CPUs [ 906.716481][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 11:26:31 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff80d83232 mhartid 0000000000000000 mstatus 0000000a000001a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff83cbacec vstvec 0000000000000000 mepc ffffffff8001864e sepc ffffffff8059e956 vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a0159000000926a3 x0/zero 0000000000000000 x1/ra ffffffff80d8322e x2/sp ff200000000fb3b0 x3/gp ffffffff8734aa40 x4/tp ff600000156d4ec0 x5/t0 0000000000046600 x6/t1 ffebffff0ddad020 x7/t2 ffffffff84206590 x8/s0 ff200000000fb3c0 x9/s1 ffffffff8450eb60 x10/a0 0000000200000120 x11/a1 ffffffff8423f020 x12/a2 0000000000000002 x13/a3 ffffffff80d8322e x14/a4 0000000000000000 x15/a5 ff600000156d5ec0 x16/a6 0000000000000003 x17/a7 ff6000006ed68103 x18/s2 ffffffff83ca71c4 x19/s3 0000000000000001 x20/s4 ffffffff84057480 x21/s5 ff600000156d4ec0 x22/s6 0000000000000001 x23/s7 ff60000072fee340 x24/s8 ff60000072fecfc0 x25/s9 ff60000072fecfd0 x26/s10 ff200000000fb90c x27/s11 ff1c0000007ffac0 x28/t3 0000000000000001 x29/t4 ffebffff0ddad020 x30/t5 ffebffff0ddad021 x31/t6 00000000000003ff 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 ffffffff811e2dd2 mhartid 0000000000000001 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000020 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff83cbacec vstvec 0000000000000000 mepc ffffffff8000cd8a sepc ffffffff830adb4e vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000009 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a0066000000903fb x0/zero 0000000000000000 x1/ra ffffffff811e2dca x2/sp ff2000000008b330 x3/gp ffffffff8734aa40 x4/tp ff6000000aae4ec0 x5/t0 552030203a555043 x6/t1 ffe3ffff00011618 x7/t2 49552030203a5550 x8/s0 ff2000000008b380 x9/s1 ffffffff892a51e0 x10/a0 ffffffff892a5228 x11/a1 0000000000000007 x12/a2 1ffffffff1254a45 x13/a3 ffffffff811e2dca x14/a4 0000000000000000 x15/a5 ff200000000a5000 x16/a6 0000000000000003 x17/a7 ffffffff811ebd58 x18/s2 0000000000000000 x19/s3 0000000000000000 x20/s4 000000000000002d x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 ffffffff890eec11 x24/s8 ffffffff892a5238 x25/s9 0000000000000010 x26/s10 0000000000000010 x27/s11 0000000000000001 x28/t3 ff2000000008b0c0 x29/t4 ffffffff80173992 x30/t5 1fe4000000011618 x31/t6 ffffffff890eebb7 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