syzkaller login: [ 301.254094][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 301.407515][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 301.512499][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 301.620219][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 355.940747][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:14280' (ECDSA) to the list of known hosts. 1970/01/01 00:06:40 fuzzer started 1970/01/01 00:06:56 dialing manager at localhost:37791 [ 423.683341][ T2043] cgroup: Unknown subsys name 'net' [ 425.229844][ T2043] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:07:05 syscalls: 2828 1970/01/01 00:07:05 code coverage: enabled 1970/01/01 00:07:05 comparison tracing: enabled 1970/01/01 00:07:05 extra coverage: enabled 1970/01/01 00:07:05 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:07:05 setuid sandbox: enabled 1970/01/01 00:07:05 namespace sandbox: enabled 1970/01/01 00:07:05 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:07:05 fault injection: enabled 1970/01/01 00:07:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:07:05 net packet injection: enabled 1970/01/01 00:07:05 net device setup: enabled 1970/01/01 00:07:05 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:07:05 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:07:05 USB emulation: enabled 1970/01/01 00:07:05 hci packet injection: /dev/vhci does not exist 1970/01/01 00:07:05 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:07:05 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:07:05 fetching corpus: 0, signal 0/2000 (executing program) [ 427.309335][ T2050] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 427.314279][ T2050] CPU: 0 PID: 2050 Comm: rm Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 427.317934][ T2050] Hardware name: riscv-virtio,qemu (DT) [ 427.319856][ T2050] Call Trace: [ 427.320895][ T2050] [] dump_backtrace+0x2e/0x3c [ 427.322852][ T2050] [] show_stack+0x34/0x40 [ 427.324316][ T2050] [] dump_stack_lvl+0xe4/0x150 [ 427.326294][ T2050] [] dump_stack+0x1c/0x24 [ 427.327707][ T2050] [] panic+0x24a/0x634 [ 427.328989][ T2050] [] schedule+0x0/0x14c [ 427.330372][ T2050] [] preempt_schedule_common+0x4e/0xde [ 427.331997][ T2050] [] preempt_schedule+0x34/0x36 [ 427.333480][ T2050] [] _raw_spin_unlock+0x60/0x6a [ 427.335471][ T2050] [] __handle_mm_fault+0x1798/0x23a4 [ 427.337506][ T2050] [] handle_mm_fault+0x296/0x674 [ 427.339055][ T2050] [] do_page_fault+0x308/0xa3c [ 427.341184][ T2050] [] ret_from_exception+0x0/0x10 [ 427.342629][ T2050] [] copy_page_to_iter+0x3c4/0xbee [ 427.344716][ T2050] SMP: stopping secondary CPUs [ 427.348656][ T2050] Rebooting in 86400 seconds.. VM DIAGNOSIS: 16:26:50 Registers: info registers vcpu 0 pc ffffffff80115baa mhartid 0000000000000000 mstatus 00000000000000a0 mip 00000000000000a0 mie 000000000000022a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8005020e sepc ffffffff801165e0 mcause 8000000000000007 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff80115b96 x2/sp ffffaf800c7ded20 x3/gp ffffffff85863ac0 x4/tp ffffaf8009bc0000 x5/t0 ffffffff86bcb657 x6/t1 21029b22afd5f300 x7/t2 0000000000000000 x8/s0 ffffaf800c7dee40 x9/s1 ffffffff8343c840 x10/a0 ffffaf805a9c8840 x11/a1 0000000000000003 x12/a2 1ffff5f00b539108 x13/a3 ffffffff80115b96 x14/a4 0000000000000000 x15/a5 0000000000000020 x16/a6 0000000000f00000 x17/a7 ffffffff8011ede2 x18/s2 ffffaf805a9c8840 x19/s3 ffffaf8009bc0000 x20/s4 ffffaf8009bc0a18 x21/s5 0a597d787a8c7a48 x22/s6 ffffffff86c1a620 x23/s7 0000000000000003 x24/s8 ffffffff85889780 x25/s9 1ffff5f0018fbda8 x26/s10 0000000000000002 x27/s11 ffffaf8009bc1000 x28/t3 fffffffff3f3f300 x29/t4 ffffffff80112282 x30/t5 1ffff5f0018fbd78 x31/t6 ffffffff86bcb657 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 pc 0000000000082950 mhartid 0000000000000001 mstatus 00000000000040a2 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc 0000000000082a50 mcause 0000000000000009 scause 0000000000000008 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra 000000000005c35c x2/sp 000000c00003bf38 x3/gp 0000000000000014 x4/tp 00007fff835086c8 x5/t0 000000000000000f x6/t1 0000000000000000 x7/t2 0000000000000032 x8/s0 0000000000000001 x9/s1 0000000000000014 x10/a0 000000c00003bf40 x11/a1 0000000000000000 x12/a2 0000000000000000 x13/a3 0000000000004e20 x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 0000000000000001 x17/a7 0000000000000065 x18/s2 000000000003e000 x19/s3 0000000000000001 x20/s4 000000000045b850 x21/s5 0000000000000000 x22/s6 0000000000000000 x23/s7 0000000000000000 x24/s8 0000000000000038 x25/s9 00000000000000f6 x26/s10 0000000000000000 x27/s11 000000c0000004e0 x28/t3 ffffffffffffffff x29/t4 00007fff7f34c700 x30/t5 00007fff7f34c6f9 x31/t6 0000000000082354 f0/ft0 0000000000000000 f1/ft1 0000000000000000 f2/ft2 414fffffe0000000 f3/ft3 43e0000000000000 f4/ft4 3ffe000000000000 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