syzkaller login: [ 474.038103][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 474.129911][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 501.718769][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:39480' (ECDSA) to the list of known hosts. 1970/01/01 00:08:53 fuzzer started 1970/01/01 00:09:10 dialing manager at localhost:36603 [ 560.084487][ T2044] cgroup: Unknown subsys name 'net' [ 561.133254][ T2044] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:09:20 syscalls: 2827 1970/01/01 00:09:20 code coverage: enabled 1970/01/01 00:09:20 comparison tracing: enabled 1970/01/01 00:09:20 extra coverage: enabled 1970/01/01 00:09:20 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:09:20 setuid sandbox: enabled 1970/01/01 00:09:20 namespace sandbox: enabled 1970/01/01 00:09:20 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:09:20 fault injection: enabled 1970/01/01 00:09:20 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:09:20 net packet injection: enabled 1970/01/01 00:09:20 net device setup: enabled 1970/01/01 00:09:20 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:09:20 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:09:20 USB emulation: enabled 1970/01/01 00:09:20 hci packet injection: /dev/vhci does not exist 1970/01/01 00:09:20 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:09:20 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:09:21 fetching corpus: 0, signal 0/2000 (executing program) 1970/01/01 00:09:25 fetching corpus: 49, signal 32743/36263 (executing program) 1970/01/01 00:09:28 fetching corpus: 99, signal 42855/47909 (executing program) 1970/01/01 00:09:31 fetching corpus: 149, signal 53230/59689 (executing program) 1970/01/01 00:09:33 fetching corpus: 199, signal 59250/67093 (executing program) 1970/01/01 00:09:36 fetching corpus: 249, signal 64236/73405 (executing program) 1970/01/01 00:09:38 fetching corpus: 299, signal 70203/80608 (executing program) 1970/01/01 00:09:40 fetching corpus: 349, signal 73070/84758 (executing program) 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setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000280)=@raw={'raw\x00', 0x8, 0x3, 0x220, 0xd0, 0xffffffff, 0xffffffff, 0x0, 0xffffffff, 0x188, 0xffffffff, 0xffffffff, 0x188, 0xffffffff, 0x3, 0x0, {[{{@ip={@remote, @rand_addr=0x64010101, 0x0, 0xffffffff, 'syzkaller0\x00', 'vlan1\x00'}, 0x0, 0x70, 0xd0}, @common=@CLUSTERIP={0x60, 'CLUSTERIP\x00', 0x0, {0x1, @multicast}}}, {{@uncond, 0x0, 0x70, 0xb8}, @unspec=@CT0={0x48, 'CT\x00', 0x0, {0x0, 0x0, 0x0, 0x0, 'pptp\x00'}}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28}}}}, 0x280) 00:22:07 executing program 1: utimensat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x0, 0x4b4f2b6b0425536) [ 1357.502961][ T2059] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1357.669661][ T2059] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1360.261685][ T2058] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1360.366369][ T2058] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1370.453194][ T2059] device hsr_slave_0 entered promiscuous mode [ 1370.504238][ T2059] device hsr_slave_1 entered promiscuous mode [ 1371.197975][ T2058] device hsr_slave_0 entered promiscuous mode [ 1371.239475][ T2058] device hsr_slave_1 entered promiscuous mode [ 1371.270108][ T2058] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1371.291262][ T2058] Cannot create hsr debugfs directory [ 1379.131204][ T2059] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1379.307463][ T2059] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1379.881301][ T2059] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 1380.077965][ T2059] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 1380.898138][ T2058] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1381.143717][ T2058] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1381.297056][ T2058] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1381.443462][ T2058] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1391.049922][ T2059] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1391.759786][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1391.837601][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1392.348567][ T2058] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1392.850433][ T2312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1392.883967][ T2312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1398.762643][ T2046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1398.818944][ T2046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1399.013349][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1399.082431][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1399.327609][ T2312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1399.564118][ T2046] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1400.264557][ T2046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1400.354589][ T2046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1400.712789][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1400.776850][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1400.802413][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1400.880047][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1401.011409][ T2058] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 1401.016568][ T2058] CPU: 0 PID: 2058 Comm: syz-executor.0 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1401.019707][ T2058] Hardware name: riscv-virtio,qemu (DT) [ 1401.021554][ T2058] Call Trace: [ 1401.022782][ T2058] [] dump_backtrace+0x2e/0x3c [ 1401.024322][ T2058] [] show_stack+0x34/0x40 [ 1401.025964][ T2058] [] dump_stack_lvl+0xe4/0x150 [ 1401.027387][ T2058] [] dump_stack+0x1c/0x24 [ 1401.028756][ T2058] [] panic+0x24a/0x634 [ 1401.029894][ T2058] [] schedule+0x0/0x14c [ 1401.031181][ T2058] [] preempt_schedule_common+0x4e/0xde [ 1401.032780][ T2058] [] preempt_schedule+0x34/0x36 [ 1401.034202][ T2058] [] __mutex_lock+0x7c6/0xade [ 1401.036253][ T2058] [] mutex_lock_killable_nested+0x16/0x1e [ 1401.037950][ T2058] [] pcpu_alloc+0xa80/0x1278 [ 1401.039359][ T2058] [] __alloc_percpu_gfp+0x28/0x36 [ 1401.040856][ T2058] [] fib_nh_common_init+0xa8/0x22e [ 1401.042070][ T2058] [] fib_nh_init+0x6e/0x1fc [ 1401.043332][ T2058] [] fib_create_info+0x1dc4/0x2d8e [ 1401.044753][ T2058] [] fib_table_insert+0x1a0/0xebe [ 1401.046918][ T2058] [] fib_magic+0x3f4/0x438 [ 1401.048344][ T2058] [] fib_add_ifaddr+0xd2/0x2e2 [ 1401.049611][ T2058] [] fib_inetaddr_event+0xfe/0x19e [ 1401.050966][ T2058] [] notifier_call_chain+0xb8/0x188 [ 1401.052310][ T2058] [] blocking_notifier_call_chain+0x50/0x78 [ 1401.053751][ T2058] [] __inet_insert_ifa+0x6ca/0x7e4 [ 1401.055836][ T2058] [] inet_rtm_newaddr+0x7c2/0xbc2 [ 1401.057782][ T2058] [] rtnetlink_rcv_msg+0x338/0x9a0 [ 1401.059300][ T2058] [] netlink_rcv_skb+0xf8/0x2be [ 1401.060622][ T2058] [] rtnetlink_rcv+0x26/0x30 [ 1401.061838][ T2058] [] netlink_unicast+0x40e/0x5fe [ 1401.063134][ T2058] [] netlink_sendmsg+0x4e0/0x994 [ 1401.064394][ T2058] [] sock_sendmsg+0xa0/0xc4 [ 1401.066121][ T2058] [] __sys_sendto+0x1f2/0x2e0 [ 1401.067765][ T2058] [] sys_sendto+0x3e/0x52 [ 1401.069207][ T2058] [] ret_from_syscall+0x0/0x2 [ 1401.070912][ T2058] SMP: stopping secondary CPUs [ 1401.073579][ T2058] Rebooting in 86400 seconds.. VM DIAGNOSIS: 14:49:10 Registers: info registers vcpu 0 pc ffffffff80dc337e mhartid 0000000000000000 mstatus 00000000000000a0 mip 00000000000002a0 mie 000000000000022a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff80475986 sepc ffffffff801165e0 mcause 8000000000000007 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff80dc337e x2/sp ffffaf801027a220 x3/gp ffffffff85863ac0 x4/tp ffffaf8008de1840 x5/t0 ffffffff86bcb657 x6/t1 a03d35133e4e4c00 x7/t2 0000000000000000 x8/s0 ffffaf801027a250 x9/s1 ffffffff86e58900 x10/a0 ffffffff86e58948 x11/a1 ffff8f800066c000 x12/a2 1ffffffff0dcb129 x13/a3 ffffffff80dc337e x14/a4 0000000000000000 x15/a5 ffffffff86e58948 x16/a6 ffffffff86e589f1 x17/a7 ffffffff80dcc2ca x18/s2 ffff8f800066c000 x19/s3 0000000000000064 x20/s4 ffffffff86e58900 x21/s5 ffffffff80dc333e x22/s6 0000000000000000 x23/s7 ffffffff86bcb6b5 x24/s8 0000000000000010 x25/s9 ffffffff86e58958 x26/s10 0000000000000010 x27/s11 0000000000000000 x28/t3 fffffffff3f3f300 x29/t4 ffffffff80112282 x30/t5 1ffff5f00204f3f4 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 ffffffff800b9e6a mhartid 0000000000000001 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc ffffffff80d2f992 mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff831a24bc x2/sp ffffaf800ce172b0 x3/gp ffffffff85863ac0 x4/tp ffffaf800ec0c8c0 x5/t0 ffffaf800e684020 x6/t1 a03d35133e4e4c00 x7/t2 ffffffffd1323100 x8/s0 ffffaf800ce172f0 x9/s1 ffffaf805a9f03e8 x10/a0 0000000000000000 x11/a1 0000000000000003 x12/a2 1ffff5f001d81919 x13/a3 ffffffff8023706a x14/a4 ffffaf800ec0d8c0 x15/a5 0000000000000001 x16/a6 ffffffff80468584 x17/a7 ffffffff80468584 x18/s2 0000000000000003 x19/s3 0000000000000000 x20/s4 0000000000000000 x21/s5 ffffffff8343c840 x22/s6 ffffffffffffffff x23/s7 0000000000000020 x24/s8 0000000000000002 x25/s9 ffffffff85889780 x26/s10 1ffff5f0019c2e34 x27/s11 0000000000000000 x28/t3 fffffffff3f3f300 x29/t4 ffffffff80112282 x30/t5 1ffff5f0019c2e10 x31/t6 ffffaf800cab4c00 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