forked to background, child pid 3175 no interfaces have a carrier [ 27.494786][ T3176] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.506029][ T3176] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.237' (ECDSA) to the list of known hosts. 2022/02/28 16:08:04 fuzzer started 2022/02/28 16:08:04 connecting to host at 10.128.0.169:45039 2022/02/28 16:08:04 checking machine... 2022/02/28 16:08:04 checking revisions... 2022/02/28 16:08:04 testing simple program... syzkaller login: [ 44.647999][ T3597] cgroup: Unknown subsys name 'net' [ 44.759669][ T3597] cgroup: Unknown subsys name 'rlimit' [ 46.003405][ T3600] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 46.011674][ T3600] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 46.020327][ T3600] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 46.029090][ T3600] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 46.037324][ T3600] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 46.045473][ T3600] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 46.135848][ T3599] chnl_net:caif_netlink_parms(): no params data found [ 46.181282][ T3599] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.189977][ T3599] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.198898][ T3599] device bridge_slave_0 entered promiscuous mode [ 46.209212][ T3599] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.216886][ T3599] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.225378][ T3599] device bridge_slave_1 entered promiscuous mode [ 46.247685][ T3599] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.260214][ T3599] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.282182][ T3599] team0: Port device team_slave_0 added [ 46.290906][ T3599] team0: Port device team_slave_1 added [ 46.307839][ T3599] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.315299][ T3599] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.341375][ T3599] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.354806][ T3599] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.361835][ T3599] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 46.388229][ T3599] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.414073][ T3599] device hsr_slave_0 entered promiscuous mode [ 46.421280][ T3599] device hsr_slave_1 entered promiscuous mode [ 46.500500][ T3599] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.511378][ T3599] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.522175][ T3599] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.531642][ T3599] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.552672][ T3599] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.560246][ T3599] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.568193][ T3599] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.575367][ T3599] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.620323][ T3599] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.633338][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.644425][ T26] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.653307][ T26] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.661857][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 46.674746][ T3599] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.686317][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.695320][ T140] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.702459][ T140] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.723916][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.732624][ T140] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.739751][ T140] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.748087][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.757504][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.772080][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.780162][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.792618][ T3261] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.802445][ T3599] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.823294][ T3261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.830818][ T3261] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.840854][ T3599] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.954979][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.964996][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.974235][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.985331][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.994211][ T3599] device veth0_vlan entered promiscuous mode [ 47.006163][ T3599] device veth1_vlan entered promiscuous mode [ 47.023928][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.032030][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.040855][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.051615][ T3599] device veth0_macvtap entered promiscuous mode [ 47.063502][ T3599] device veth1_macvtap entered promiscuous mode [ 47.078485][ T3599] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.087143][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.096906][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.108544][ T3599] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.116584][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.128200][ T3599] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.138785][ T3599] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.147575][ T3599] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.157422][ T3599] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.222014][ T961] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.237691][ T961] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.248489][ T3609] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.258494][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.266918][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.276110][ T140] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2022/02/28 16:08:07 building call list... executing program [ 47.541835][ T8] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.863351][ T3596] ------------[ cut here ]------------ [ 47.869234][ T3596] WARNING: CPU: 0 PID: 3596 at mm/memcontrol.c:749 __mod_memcg_lruvec_state+0x1ab/0x220 [ 47.879066][ T3596] Modules linked in: [ 47.882965][ T3596] CPU: 0 PID: 3596 Comm: syz-fuzzer Not tainted 5.17.0-rc6-next-20220228-syzkaller #0 [ 47.892575][ T3596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.902776][ T3596] RIP: 0010:__mod_memcg_lruvec_state+0x1ab/0x220 [ 47.909462][ T3596] Code: 2b 05 71 0e 48 c7 c7 60 b5 b9 89 e8 3f 4c 90 07 65 c7 05 64 2a 38 7e 00 00 00 00 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f c3 <0f> 0b e9 a6 fe ff ff 4c 89 f6 48 c7 c7 a0 50 ce 8b e8 5f da 44 02 [ 47.929256][ T3596] RSP: 0000:ffffc900038ffbc0 EFLAGS: 00010202 [ 47.935487][ T3596] RAX: 0000000000000206 RBX: 0000000000000200 RCX: ffffffff81aac0f3 [ 47.943609][ T3596] RDX: 1ffff1100218fa8d RSI: 000000000000001c RDI: ffff888010c7d468 [ 47.951591][ T3596] RBP: ffff888010c7d000 R08: 0000000000000001 R09: ffffffff8b8144e7 [ 47.959720][ T3596] R10: fffffbfff170289c R11: 0000000000000001 R12: 000000000000001c [ 47.967732][ T3596] R13: ffff88813fe58000 R14: ffff88813fe58000 R15: ffff88813fffa000 [ 47.976210][ T3596] FS: 000000c000523490(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 47.985190][ T3596] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.991786][ T3596] CR2: 000000c000d8a001 CR3: 000000002488a000 CR4: 00000000003506f0 [ 47.999826][ T3596] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.007846][ T3596] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.015881][ T3596] Call Trace: [ 48.019162][ T3596] [ 48.022113][ T3596] __mod_lruvec_page_state+0x1e5/0x3e0 [ 48.027656][ T3596] page_add_new_anon_rmap+0x2e5/0x930 [ 48.033100][ T3596] do_huge_pmd_anonymous_page+0x1044/0x2360 [ 48.039152][ T3596] __handle_mm_fault+0x2aab/0x4150 [ 48.044709][ T3596] ? vm_iomap_memory+0x190/0x190 [ 48.049864][ T3596] handle_mm_fault+0x1c8/0x790 [ 48.054733][ T3596] do_user_addr_fault+0x489/0x11c0 [ 48.059864][ T3596] exc_page_fault+0x9e/0x180 [ 48.064551][ T3596] ? asm_exc_page_fault+0x8/0x30 [ 48.069680][ T3596] asm_exc_page_fault+0x1e/0x30 [ 48.074908][ T3596] RIP: 0033:0x46577c [ 48.079075][ T3596] Code: 00 01 00 00 48 81 c7 00 01 00 00 48 81 fb 00 01 00 00 0f 83 6e ff ff ff e9 f7 fe ff ff c5 fd ef c0 48 81 fb 00 00 00 02 73 46 fe 7f 07 c5 fe 7f 47 20 c5 fe 7f 47 40 c5 fe 7f 47 60 48 81 eb [ 48.098770][ T3596] RSP: 002b:000000c00003f3b8 EFLAGS: 00010287 [ 48.104900][ T3596] RAX: 0000000000000000 RBX: 00000000000b5fff RCX: 0000000000000000 [ 48.112883][ T3596] RDX: 000000c000d8a001 RSI: 0000000000000300 RDI: 000000c000d8a001 [ 48.120940][ T3596] RBP: 000000c00003f418 R08: 000000000182e7d0 R09: 0000000000000000 [ 48.128955][ T3596] R10: 0000000000000000 R11: 0000000000000206 R12: 000000c000397f18 [ 48.136981][ T3596] R13: 000000000000002b R14: 000000c0000001a0 R15: 0000000000000000 [ 48.145289][ T3596] [ 48.148325][ T3596] Kernel panic - not syncing: panic_on_warn set ... [ 48.154909][ T3596] CPU: 0 PID: 3596 Comm: syz-fuzzer Not tainted 5.17.0-rc6-next-20220228-syzkaller #0 [ 48.164441][ T3596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.174490][ T3596] Call Trace: [ 48.177854][ T3596] [ 48.180775][ T3596] dump_stack_lvl+0xcd/0x134 [ 48.185376][ T3596] panic+0x2d7/0x735 [ 48.189437][ T3596] ? __warn_printk+0xf3/0xf3 [ 48.194121][ T3596] ? __warn.cold+0x1d1/0x2c5 [ 48.198709][ T3596] ? __mod_memcg_lruvec_state+0x1ab/0x220 [ 48.204700][ T3596] __warn.cold+0x1e2/0x2c5 [ 48.209203][ T3596] ? __mod_memcg_lruvec_state+0x1ab/0x220 [ 48.215017][ T3596] report_bug+0x1bd/0x210 [ 48.219440][ T3596] handle_bug+0x3c/0x60 [ 48.223699][ T3596] exc_invalid_op+0x14/0x40 [ 48.228209][ T3596] asm_exc_invalid_op+0x12/0x20 [ 48.233066][ T3596] RIP: 0010:__mod_memcg_lruvec_state+0x1ab/0x220 [ 48.239504][ T3596] Code: 2b 05 71 0e 48 c7 c7 60 b5 b9 89 e8 3f 4c 90 07 65 c7 05 64 2a 38 7e 00 00 00 00 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f c3 <0f> 0b e9 a6 fe ff ff 4c 89 f6 48 c7 c7 a0 50 ce 8b e8 5f da 44 02 [ 48.259276][ T3596] RSP: 0000:ffffc900038ffbc0 EFLAGS: 00010202 [ 48.265345][ T3596] RAX: 0000000000000206 RBX: 0000000000000200 RCX: ffffffff81aac0f3 [ 48.273307][ T3596] RDX: 1ffff1100218fa8d RSI: 000000000000001c RDI: ffff888010c7d468 [ 48.281357][ T3596] RBP: ffff888010c7d000 R08: 0000000000000001 R09: ffffffff8b8144e7 [ 48.289320][ T3596] R10: fffffbfff170289c R11: 0000000000000001 R12: 000000000000001c [ 48.297281][ T3596] R13: ffff88813fe58000 R14: ffff88813fe58000 R15: ffff88813fffa000 [ 48.305251][ T3596] ? __mod_node_page_state+0xf3/0x130 [ 48.310642][ T3596] __mod_lruvec_page_state+0x1e5/0x3e0 [ 48.316112][ T3596] page_add_new_anon_rmap+0x2e5/0x930 [ 48.321494][ T3596] do_huge_pmd_anonymous_page+0x1044/0x2360 [ 48.327404][ T3596] __handle_mm_fault+0x2aab/0x4150 [ 48.332535][ T3596] ? vm_iomap_memory+0x190/0x190 [ 48.337497][ T3596] handle_mm_fault+0x1c8/0x790 [ 48.342274][ T3596] do_user_addr_fault+0x489/0x11c0 [ 48.347393][ T3596] exc_page_fault+0x9e/0x180 [ 48.352002][ T3596] ? asm_exc_page_fault+0x8/0x30 [ 48.356937][ T3596] asm_exc_page_fault+0x1e/0x30 [ 48.361783][ T3596] RIP: 0033:0x46577c [ 48.365666][ T3596] Code: 00 01 00 00 48 81 c7 00 01 00 00 48 81 fb 00 01 00 00 0f 83 6e ff ff ff e9 f7 fe ff ff c5 fd ef c0 48 81 fb 00 00 00 02 73 46 fe 7f 07 c5 fe 7f 47 20 c5 fe 7f 47 40 c5 fe 7f 47 60 48 81 eb [ 48.385530][ T3596] RSP: 002b:000000c00003f3b8 EFLAGS: 00010287 [ 48.391587][ T3596] RAX: 0000000000000000 RBX: 00000000000b5fff RCX: 0000000000000000 [ 48.399549][ T3596] RDX: 000000c000d8a001 RSI: 0000000000000300 RDI: 000000c000d8a001 [ 48.407637][ T3596] RBP: 000000c00003f418 R08: 000000000182e7d0 R09: 0000000000000000 [ 48.415600][ T3596] R10: 0000000000000000 R11: 0000000000000206 R12: 000000c000397f18 [ 48.423561][ T3596] R13: 000000000000002b R14: 000000c0000001a0 R15: 0000000000000000 [ 48.431536][ T3596] [ 48.434952][ T3596] Kernel Offset: disabled [ 48.439374][ T3596] Rebooting in 86400 seconds..