syzkaller login: [ 277.832174][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 277.919984][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 277.997444][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 288.987712][ T1859] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:35714' (ECDSA) to the list of known hosts. 1970/01/01 00:05:28 fuzzer started 1970/01/01 00:05:45 dialing manager at localhost:38761 [ 352.098536][ T2026] cgroup: Unknown subsys name 'net' [ 353.537744][ T2026] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:05:53 syscalls: 2870 1970/01/01 00:05:53 code coverage: enabled 1970/01/01 00:05:53 comparison tracing: enabled 1970/01/01 00:05:53 extra coverage: enabled 1970/01/01 00:05:53 delay kcov mmap: mmap returned an invalid pointer 1970/01/01 00:05:53 setuid sandbox: enabled 1970/01/01 00:05:53 namespace sandbox: enabled 1970/01/01 00:05:53 Android sandbox: /sys/fs/selinux/policy does not exist 1970/01/01 00:05:53 fault injection: enabled 1970/01/01 00:05:53 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 1970/01/01 00:05:53 net packet injection: enabled 1970/01/01 00:05:53 net device setup: enabled 1970/01/01 00:05:53 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 1970/01/01 00:05:53 devlink PCI setup: PCI device 0000:00:10.0 is not available 1970/01/01 00:05:53 USB emulation: enabled 1970/01/01 00:05:53 hci packet injection: /dev/vhci does not exist 1970/01/01 00:05:53 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 1970/01/01 00:05:53 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist 1970/01/01 00:05:54 fetching corpus: 0, signal 0/2000 (executing program) 1970/01/01 00:06:01 fetching corpus: 49, signal 29548/33036 (executing program) 1970/01/01 00:06:05 fetching corpus: 98, signal 40314/45288 (executing program) 1970/01/01 00:06:08 fetching corpus: 148, signal 51039/57317 (executing program) 1970/01/01 00:06:11 fetching corpus: 198, signal 59296/66820 (executing program) 1970/01/01 00:06:13 fetching corpus: 248, signal 64510/73298 (executing program) 1970/01/01 00:06:15 fetching corpus: 298, signal 70876/80763 (executing program) 1970/01/01 00:06:19 fetching corpus: 348, signal 77171/88017 (executing program) 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0x8, &(0x7f0000000240)) 00:16:54 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000500)=@ipv6_delroute={0x28, 0x19, 0x1, 0x0, 0x0, {}, [@RTA_MULTIPATH={0xc, 0x9, {0x8}}]}, 0x28}}, 0x0) [ 1044.615415][ T2045] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1045.530594][ T2045] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1046.768019][ T2047] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1047.660582][ T2047] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1061.387559][ T2045] device hsr_slave_0 entered promiscuous mode [ 1061.416747][ T2045] device hsr_slave_1 entered promiscuous mode [ 1062.831085][ T2047] device hsr_slave_0 entered promiscuous mode [ 1062.874348][ T2047] device hsr_slave_1 entered promiscuous mode [ 1063.014565][ T2047] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1063.018641][ T2047] Cannot create hsr debugfs directory [ 1069.784820][ T2045] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 1069.934477][ T2045] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 1070.130534][ T2016] ================================================================== [ 1070.133806][ T2016] BUG: KASAN: wild-memory-access in do_select+0x6ee/0xeb4 [ 1070.135052][ T2016] Read of size 8 at addr 2f8c1d029c594400 by task sshd/2016 [ 1070.135182][ T2045] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 1070.135733][ T2016] [ 1070.137217][ T2045] CPU: 0 PID: 2045 Comm: syz-executor.1 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1070.138145][ T2045] Hardware name: riscv-virtio,qemu (DT) [ 1070.141381][ T2045] Call Trace: [ 1070.142394][ T2045] [] dump_backtrace+0x2e/0x3c [ 1070.143969][ T2045] [] show_stack+0x34/0x40 [ 1070.145287][ T2045] [] dump_stack_lvl+0xe4/0x150 [ 1070.146742][ T2045] [] dump_stack+0x1c/0x24 [ 1070.148062][ T2045] [] panic+0x24a/0x634 [ 1070.149266][ T2045] [] schedule+0x0/0x14c [ 1070.150596][ T2045] [] preempt_schedule_common+0x4e/0xde [ 1070.152390][ T2045] [] preempt_schedule+0x34/0x36 [ 1070.154072][ T2045] [] _raw_spin_unlock_irqrestore+0x8c/0x98 [ 1070.155804][ T2045] [] pcpu_alloc+0x7ca/0x1278 [ 1070.157191][ T2045] [] __alloc_percpu_gfp+0x28/0x36 [ 1070.158754][ T2045] [] fib_nh_common_init+0xa8/0x22e [ 1070.160542][ T2045] [] fib6_nh_init+0x350/0x10c0 [ 1070.162358][ T2045] [] ip6_route_info_create+0xb70/0xf78 [ 1070.164255][ T2045] [] ip6_route_add+0x2a/0x148 [ 1070.165887][ T2045] [] addrconf_prefix_route+0x25a/0x3ec [ 1070.167463][ T2045] [] addrconf_add_linklocal+0x1a0/0x312 [ 1070.168893][ T2045] [] addrconf_addr_gen+0x2c8/0x2d2 [ 1070.170345][ T2045] [] addrconf_dev_config+0x208/0x3a0 [ 1070.171978][ T2045] [] addrconf_notify+0xaa4/0x1360 [ 1070.173682][ T2045] [] notifier_call_chain+0xb8/0x188 [ 1070.175248][ T2045] [] raw_notifier_call_chain+0x2a/0x38 [ 1070.176779][ T2045] [] call_netdevice_notifiers_info+0x9e/0x10c [ 1070.178354][ T2045] [] __dev_notify_flags+0x108/0x1fa [ 1070.179968][ T2045] [] dev_change_flags+0x9c/0xba [ 1070.181690][ T2045] [] do_setlink+0x5d6/0x21c4 [ 1070.183130][ T2045] [] __rtnl_newlink+0x99e/0xfa0 [ 1070.184672][ T2045] [] rtnl_newlink+0x60/0x8c [ 1070.186141][ T2045] [] rtnetlink_rcv_msg+0x338/0x9a0 [ 1070.187672][ T2045] [] netlink_rcv_skb+0xf8/0x2be [ 1070.189092][ T2045] [] rtnetlink_rcv+0x26/0x30 [ 1070.190604][ T2045] [] netlink_unicast+0x40e/0x5fe [ 1070.192254][ T2045] [] netlink_sendmsg+0x4e0/0x994 [ 1070.193750][ T2045] [] sock_sendmsg+0xa0/0xc4 [ 1070.195161][ T2045] [] __sys_sendto+0x1f2/0x2e0 [ 1070.196546][ T2045] [] sys_sendto+0x3e/0x52 [ 1070.197916][ T2045] [] ret_from_syscall+0x0/0x2 [ 1070.199462][ T2045] SMP: stopping secondary CPUs [ 1070.199306][ T2016] CPU: 1 PID: 2016 Comm: sshd Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 1070.201728][ T2016] Hardware name: riscv-virtio,qemu (DT) [ 1070.202911][ T2016] Call Trace: [ 1070.203793][ T2016] [] dump_backtrace+0x2e/0x3c [ 1070.205343][ T2016] [] show_stack+0x34/0x40 [ 1070.206758][ T2016] [] dump_stack_lvl+0xe4/0x150 [ 1070.208311][ T2016] [] kasan_report+0x1de/0x1e0 [ 1070.210041][ T2016] [] __asan_load8+0x6e/0x96 [ 1070.211398][ T2016] [] do_select+0x6ee/0xeb4 [ 1070.212914][ T2016] [] core_sys_select+0x364/0x8c8 [ 1070.214683][ T2016] ================================================================== [ 1070.216245][ T2016] Disabling lock debugging due to kernel taint [ 1070.218683][ T2045] Rebooting in 86400 seconds.. VM DIAGNOSIS: 21:55:52 Registers: info registers vcpu 0 pc ffffffff8011edb6 mhartid 0000000000000000 mstatus 00000000000000a0 mip 00000000000000a0 mie 000000000000022a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff80475ab2 sepc ffffffff800bdb3e mcause 8000000000000007 scause 8000000000000001 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8011eda6 x2/sp ffffaf800e40b240 x3/gp ffffffff85863ac0 x4/tp ffffaf800e631840 x5/t0 ffffffff86bcb657 x6/t1 fffffffef0d796ca x7/t2 0000000000000000 x8/s0 ffffaf800e40b420 x9/s1 0000000000000000 x10/a0 0000000000000061 x11/a1 00000000000f0000 x12/a2 0000000000000002 x13/a3 ffffffff8011c8a6 x14/a4 2f8c1d029c594400 x15/a5 0000000000000020 x16/a6 ffffffff86bcb6a1 x17/a7 ffffffff86bcb656 x18/s2 0000000000000061 x19/s3 000000000000000f x20/s4 ffffaf800e40b3a0 x21/s5 ffffaf800e40b2c0 x22/s6 ffffffff8588c1a0 x23/s7 ffffffff8588c3e0 x24/s8 ffffffff8588c220 x25/s9 ffffffff84a88520 x26/s10 ffffffff858655c0 x27/s11 ffffaf800e40b3a0 x28/t3 000000000000004b x29/t4 fffffffef0d796c8 x30/t5 fffffffef0d796cb 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 ffffffff80475ab2 mhartid 0000000000000001 mstatus 00000000000000a0 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc ffffffff831afd22 mcause 0000000000000009 scause 8000000000000005 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff8011474e x2/sp ffffaf800e40dab0 x3/gp ffffffff85863ac0 x4/tp ffffaf8009a6e100 x5/t0 ffffffff84a983b8 x6/t1 ffffffff8010dc46 x7/t2 0000000000000000 x8/s0 ffffaf800e40dab0 x9/s1 ffffaf8009a6eb20 x10/a0 ffffffff836290e0 x11/a1 00000000000f0000 x12/a2 1ffff5f00b539108 x13/a3 ffffffff801165c2 x14/a4 0000000000000003 x15/a5 0000000000000000 x16/a6 0000000000f00000 x17/a7 fffffffff3f3f300 x18/s2 0000000000000025 x19/s3 0000000000000000 x20/s4 ffffffff8588c060 x21/s5 ffffaf800e631840 x22/s6 ffffffff80121ba4 x23/s7 0000000000000000 x24/s8 0000000000000000 x25/s9 ffffaf800e40c000 x26/s10 00000000000000c0 x27/s11 ffffaf800e40e804 x28/t3 fffffffff3f3f300 x29/t4 0000000000000001 x30/t5 1ffff5f001c81b68 x31/t6 ffffffff86bd92be 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