last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '[localhost]:8777' (ED25519) to the list of known hosts. syzkaller login: [ 337.203904][ T3174] cgroup: Unknown subsys name 'net' [ 338.175194][ T3174] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 398.735326][ T3174] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 407.869164][ T16] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 407.872607][ T16] CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.11.0-rc2-syzkaller-g7c1e5b9690b0 #0 [ 407.875638][ T16] Hardware name: riscv-virtio,qemu (DT) [ 407.877420][ T16] Call Trace: [ 407.878779][ T16] [] dump_backtrace+0x2e/0x3c [ 407.882269][ T16] [] show_stack+0x34/0x40 [ 407.884132][ T16] [] dump_stack_lvl+0x108/0x196 [ 407.885783][ T16] [] dump_stack+0x1c/0x24 [ 407.887605][ T16] [] panic+0x388/0x806 [ 407.889598][ T16] [] __schedule+0x3230/0x3288 [ 407.891041][ T16] [] preempt_schedule_notrace+0xe0/0x2be [ 407.893122][ T16] [] lock_is_held_type+0x7a/0x1f2 [ 407.894970][ T16] [] __might_resched+0x2b4/0x5fc [ 407.896892][ T16] [] run_ksoftirqd+0xec/0x144 [ 407.898518][ T16] [] smpboot_thread_fn+0x654/0xb9c [ 407.900147][ T16] [] kthread+0x28c/0x3a6 [ 407.901654][ T16] [] ret_from_fork+0xe/0x1c [ 407.903565][ T16] SMP: stopping secondary CPUs [ 407.907296][ T16] Rebooting in 86400 seconds.. VM DIAGNOSIS: 23:43:49 Registers: info registers vcpu 0 CPU#0 V = 0 pc ffffffff80252068 mhartid 0000000000000000 mstatus 0000000a000000a0 hstatus 0000000200000000 vsstatus 0000000a00000000 mip 0000000000000200 mie 000000000000022a mideleg 0000000000001666 hideleg 0000000000000000 medeleg 0000000000f0b509 hedeleg 0000000000000000 mtvec 0000000080000428 stvec ffffffff85f5b9a0 vstvec 0000000000000000 mepc ffffffff80473dbc sepc ffffffff804139b0 vsepc 0000000000000000 mcause 8000000000000003 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080029000 sscratch 0000000000000000 satp a01270000009d7b3 x0/zero 0000000000000000 x1/ra ffffffff80252064 x2/sp ff2000000008b4d0 x3/gp ffffffff8954c0a0 x4/tp ff60000011ee4ec0 x5/t0 552030203a555043 x6/t1 0000000000000043 x7/t2 49552030203a5550 x8/s0 ff2000000008b650 x9/s1 1ffffffff10783fb x10/a0 0000000000000007 x11/a1 0000000000000000 x12/a2 0000000000000002 x13/a3 ffffffff80252064 x14/a4 0000000000000000 x15/a5 ff60000011ee5ec0 x16/a6 0000000000000003 x17/a7 0000000000000038 x18/s2 0000000200000020 x19/s3 0000000000000000 x20/s4 1ffffffff10783f2 x21/s5 0000000000000000 x22/s6 ff2000000008b580 x23/s7 ffffffff883c1fd8 x24/s8 0000000000000001 x25/s9 dfffffff00000000 x26/s10 ffffffff883c1f80 x27/s11 ff2000000008b5e0 x28/t3 ffffffff906d4bb7 x29/t4 ffffffff906d4bb7 x30/t5 ffffffff906d4bb8 x31/t6 ffffffff906d4bb7 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 ffffffff84c8e440 mhartid 0000000000000001 mstatus 0000000a000001a2 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 ffffffff8017e8aa vsepc 0000000000000000 mcause 0000000000000009 scause 8000000000000005 vscause 0000000000000000 mtval 0000000000000000 stval 0000000000000000 htval 0000000000000000 mtval2 0000000000000000 mscratch 0000000080027000 sscratch 0000000000000000 satp a01270000009d7b3 x0/zero 0000000000000000 x1/ra ffffffff819f2b0a x2/sp ff2000000000a9a0 x3/gp ffffffff8954c0a0 x4/tp ff60000012290000 x5/t0 ff2000000000aa10 x6/t1 0000000000000002 x7/t2 ff60000012290b20 x8/s0 ff2000000000aa30 x9/s1 ff600000192d6400 x10/a0 ff600000192d6400 x11/a1 0000000000000003 x12/a2 0000000000000000 x13/a3 ffffffff819f0a0a x14/a4 0000000000000000 x15/a5 ff60000012290000 x16/a6 0000000000ff0100 x17/a7 1fec000002452181 x18/s2 ff600000192d6400 x19/s3 0000000000000003 x20/s4 1fec00000325ac8c x21/s5 ff600000192d6442 x22/s6 0000000000000003 x23/s7 1fec00000325ac88 x24/s8 1fec00000325ac8b x25/s9 ffe3ffff00001579 x26/s10 0000000000000040 x27/s11 ffffffff86bb36e0 x28/t3 ffffffff86257484 x29/t4 fffffffef20fb387 x30/t5 fffffffef20fb388 x31/t6 1fec00000245218b 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