syzkaller login: [ 314.750716][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 314.843939][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 314.882566][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. [ 333.472171][ T1858] netlink: 4 bytes leftover after parsing attributes in process `dhcpcd'. Warning: Permanently added '[localhost]:32526' (ECDSA) to the list of known hosts. 1970/01/01 00:06:45 fuzzer started 1970/01/01 00:06:58 dialing manager at localhost:45661 [ 424.094303][ T2031] cgroup: Unknown subsys name 'net' [ 425.238507][ T2031] cgroup: Unknown subsys name 'rlimit' 1970/01/01 00:07:05 syscalls: 2918 1970/01/01 00:07:05 code coverage: enabled 1970/01/01 00:07:05 comparison tracing: ioctl(KCOV_DISABLE) failed: invalid argument 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 NIC VF setup: PCI device 0000:00:11.0 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) 1970/01/01 00:07:10 fetching corpus: 50, signal 32061/35518 (executing program) 1970/01/01 00:07:13 fetching corpus: 99, signal 46323/51085 (executing program) 1970/01/01 00:07:16 fetching corpus: 149, signal 53761/59826 (executing program) 1970/01/01 00:07:19 fetching corpus: 199, signal 63056/70221 (executing program) 1970/01/01 00:07:21 fetching corpus: 249, signal 67778/76146 (executing program) 1970/01/01 00:07:23 fetching corpus: 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fetching corpus: 7356, signal 222183/224399 (executing program) 1970/01/01 00:13:39 fetching corpus: 7357, signal 222187/224399 (executing program) 1970/01/01 00:13:39 fetching corpus: 7357, signal 222187/224399 (executing program) 1970/01/01 00:15:26 starting 2 fuzzer processes 00:15:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bond={{0x9}, {0x14, 0x2, 0x0, 0x1, [@IFLA_BOND_MIIMON={0x8}, @IFLA_BOND_AD_ACTOR_SYS_PRIO={0x6}]}}}]}, 0x44}}, 0x0) 00:15:26 executing program 1: r0 = add_key(&(0x7f0000000440)='big_key\x00', &(0x7f0000000480)={'syz', 0x1}, &(0x7f00000004c0)='{', 0x1, 0xffffffffffffffff) request_key(&(0x7f0000000100)='ceph\x00', &(0x7f0000000040)={'syz', 0x0}, &(0x7f0000000080)='!\x00', r0) [ 957.409725][ T2045] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 957.622723][ T2045] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 959.633246][ T2044] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 959.763241][ T2044] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 970.165301][ T2045] device hsr_slave_0 entered promiscuous mode [ 970.210822][ T2045] device hsr_slave_1 entered promiscuous mode [ 972.683044][ T2045] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 972.686985][ T2045] CPU: 0 PID: 2045 Comm: syz-executor.0 Not tainted 5.17.0-rc1-syzkaller-00002-g0966d385830d #0 [ 972.690067][ T2045] Hardware name: riscv-virtio,qemu (DT) [ 972.691689][ T2045] Call Trace: [ 972.692582][ T2045] [] dump_backtrace+0x2e/0x3c [ 972.693961][ T2045] [] show_stack+0x34/0x40 [ 972.695041][ T2045] [] dump_stack_lvl+0xe4/0x150 [ 972.696177][ T2045] [] dump_stack+0x1c/0x24 [ 972.697807][ T2045] [] panic+0x24a/0x634 [ 972.699280][ T2045] [] schedule+0x0/0x14c [ 972.700478][ T2045] [] preempt_schedule_notrace+0x9c/0x19a [ 972.701764][ T2045] [] lock_release+0x3da/0x614 [ 972.702857][ T2045] [] up_write+0x26/0x250 [ 972.703841][ T2045] [] kernfs_add_one+0x23c/0x30e [ 972.705023][ T2045] [] __kernfs_create_file+0x19a/0x1e8 [ 972.706278][ T2045] [] sysfs_add_file_mode_ns+0x138/0x254 [ 972.708001][ T2045] [] internal_create_group+0x274/0x722 [ 972.709317][ T2045] [] internal_create_groups.part.0+0x64/0xe8 [ 972.710507][ T2045] [] sysfs_create_groups+0x2c/0x48 [ 972.711981][ T2045] [] device_add+0x656/0x129e [ 972.713126][ T2045] [] netdev_register_kobject+0xcc/0x208 [ 972.714296][ T2045] [] register_netdevice+0x8ee/0xc6a [ 972.715453][ T2045] [] macvlan_common_newlink+0x8ec/0xc62 [ 972.716549][ T2045] [] macvlan_newlink+0x32/0x44 [ 972.718045][ T2045] [] __rtnl_newlink+0xc16/0xfa0 [ 972.719204][ T2045] [] rtnl_newlink+0x60/0x8c [ 972.720283][ T2045] [] rtnetlink_rcv_msg+0x338/0x9a0 [ 972.721410][ T2045] [] netlink_rcv_skb+0xf8/0x2be [ 972.722501][ T2045] [] rtnetlink_rcv+0x26/0x30 [ 972.723564][ T2045] [] netlink_unicast+0x40e/0x5fe [ 972.724622][ T2045] [] netlink_sendmsg+0x4e0/0x994 [ 972.725668][ T2045] [] sock_sendmsg+0xa0/0xc4 [ 972.726867][ T2045] [] __sys_sendto+0x1f2/0x2e0 [ 972.728604][ T2045] [] sys_sendto+0x3e/0x52 [ 972.729852][ T2045] [] ret_from_syscall+0x0/0x2 [ 972.731365][ T2045] SMP: stopping secondary CPUs [ 972.733893][ T2045] Rebooting in 86400 seconds.. VM DIAGNOSIS: 20:17:59 Registers: info registers vcpu 0 pc ffffffff80dc337e mhartid 0000000000000000 mstatus 00000000000000a0 mip 00000000000000a0 mie 000000000000022a mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff831755d6 sepc ffffffff8010b26a mcause 8000000000000007 scause 8000000000000009 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra ffffffff80dc337e x2/sp ffffaf800f93e120 x3/gp ffffffff85863ac0 x4/tp ffffaf800ca248c0 x5/t0 ffffffff86bcb657 x6/t1 f6680ab88a5d5600 x7/t2 0000000000000000 x8/s0 ffffaf800f93e150 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 000000000000002d 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 1ffff5f001f27bd4 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 00007fff89a541b8 mhartid 0000000000000001 mstatus 00000000000040a2 mip 0000000000000000 mie 00000000000002aa mideleg 0000000000000222 medeleg 000000000000b109 mtvec 0000000080000540 stvec ffffffff800055d4 mepc ffffffff8000f97e sepc 00007fff89a541bc mcause 0000000000000009 scause 0000000000000008 mtval 0000000000000000 stval 0000000000000000 x0/zero 0000000000000000 x1/ra 00007fff89dacb60 x2/sp 00007fffc87cd420 x3/gp 00007fff89e38a68 x4/tp 00007fff89a136c8 x5/t0 ffffffffa3aefe09 x6/t1 00007fff89da075c x7/t2 000000005faff9c4 x8/s0 00007fffa39957a0 x9/s1 00007fffc87cd438 x10/a0 0000000000000002 x11/a1 00007fffc87cd430 x12/a2 0000000000000000 x13/a3 0000000000000008 x14/a4 0000000000000000 x15/a5 0000000000000000 x16/a6 00000000000f423f x17/a7 0000000000000087 x18/s2 00007fffc87cd430 x19/s3 0000000000000010 x20/s4 0000000000000000 x21/s5 0000000000000004 x22/s6 0000000000000010 x23/s7 00007fff89e3bc48 x24/s8 ffffffffffffffff x25/s9 00000000000003cb x26/s10 0000000000000001 x27/s11 0000000000000002 x28/t3 00007fff89a54144 x29/t4 000000007d592823 x30/t5 fffffffff43835a1 x31/t6 ffffffffbc842a7d 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