forked to background, child pid 3171 no interfa[ 17.645116][ T3172] 8021q: adding VLAN 0 to HW filter on device bond0 ces have a carrier [ 17.653725][ T3172] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.160' (ECDSA) to the list of known hosts. syzkaller login: [ 34.747905][ T3594] chnl_net:caif_netlink_parms(): no params data found [ 34.773823][ T3594] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.780977][ T3594] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.788764][ T3594] device bridge_slave_0 entered promiscuous mode [ 34.796471][ T3594] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.803724][ T3594] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.811232][ T3594] device bridge_slave_1 entered promiscuous mode [ 34.826321][ T3594] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 34.836792][ T3594] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 34.853128][ T3594] team0: Port device team_slave_0 added [ 34.859658][ T3594] team0: Port device team_slave_1 added [ 34.872139][ T3594] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 34.879069][ T3594] 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. [ 34.905104][ T3594] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 34.916477][ T3594] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 34.923484][ T3594] 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. [ 34.949421][ T3594] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 34.968887][ T3594] device hsr_slave_0 entered promiscuous mode [ 34.975562][ T3594] device hsr_slave_1 entered promiscuous mode [ 35.022222][ T3594] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 35.030312][ T3594] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 35.038451][ T3594] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 35.046495][ T3594] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 35.060062][ T3594] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.067138][ T3594] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.074646][ T3594] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.081745][ T3594] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.108760][ T3594] 8021q: adding VLAN 0 to HW filter on device bond0 [ 35.119176][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 35.127368][ T27] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.135069][ T27] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.143343][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 35.153435][ T3594] 8021q: adding VLAN 0 to HW filter on device team0 [ 35.162089][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.170350][ T27] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.177526][ T27] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.195714][ T3594] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 35.206214][ T3594] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 35.218794][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.227460][ T27] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.234543][ T27] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.242703][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 35.251006][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 35.259332][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.267532][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.275711][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 35.283181][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 35.297020][ T3594] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 35.304404][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 35.312221][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 35.371462][ T14] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.384103][ T3594] device veth0_vlan entered promiscuous mode [ 35.392397][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.400831][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.408666][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.417172][ T3594] device veth1_vlan entered promiscuous mode [ 35.429988][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 35.437845][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 35.445758][ T3600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.455726][ T3594] device veth0_macvtap entered promiscuous mode [ 35.463951][ T3594] device veth1_macvtap entered promiscuous mode [ 35.475130][ T3594] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 35.482563][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.491398][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 35.500867][ T3594] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 35.508459][ T3603] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 35.518160][ T3594] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.526900][ T3594] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.535967][ T3594] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.544695][ T3594] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 35.608528][ T48] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.681400][ C0] BUG: sleeping function called from invalid context at block/blk-sysfs.c:766 [ 35.690285][ C0] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0 [ 35.698983][ C0] preempt_count: 101, expected: 0 [ 35.704011][ C0] RCU nest depth: 0, expected: 0 [ 35.708919][ C0] INFO: lockdep is turned off. [ 35.713682][ C0] Preemption disabled at: [ 35.713690][ C0] [<ffffffff895f7bb9>] schedule_preempt_disabled+0x19/0x20 [ 35.725204][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 5.17.0-syzkaller-13430-g787af64d05cd #0 [ 35.735950][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.746239][ C0] Call Trace: [ 35.749499][ C0] <IRQ> [ 35.752730][ C0] dump_stack_lvl+0xcd/0x134 [ 35.757313][ C0] __might_resched.cold+0x222/0x26b [ 35.762494][ C0] blk_release_queue+0x1f/0x320 [ 35.767327][ C0] kobject_put+0x1c8/0x540 [ 35.771726][ C0] blkg_free.part.0+0x112/0x1f0 [ 35.776570][ C0] __blkg_release+0x105/0x160 [ 35.781232][ C0] rcu_core+0x7b1/0x1880 [ 35.785467][ C0] ? call_rcu+0x790/0x790 [ 35.789785][ C0] __do_softirq+0x29b/0x9c2 [ 35.794276][ C0] __irq_exit_rcu+0x123/0x180 [ 35.798941][ C0] irq_exit_rcu+0x5/0x20 [ 35.803167][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 35.808783][ C0] </IRQ> [ 35.811691][ C0] <TASK> [ 35.814600][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 35.820569][ C0] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 35.826364][ C0] Code: 89 de e8 6d f5 17 f8 84 db 75 ac e8 84 f1 17 f8 e8 bf 38 1e f8 eb 0c e8 78 f1 17 f8 0f 00 2d b1 74 d1 00 e8 6c f1 17 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 e7 f3 17 f8 48 85 db [ 35.845957][ C0] RSP: 0018:ffffffff8ba07d60 EFLAGS: 00000293 [ 35.852004][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 35.860222][ C0] RDX: ffffffff8babc700 RSI: ffffffff8960abb4 RDI: ffffffff8960aba1 [ 35.868175][ C0] RBP: ffff888016702864 R08: 0000000000000000 R09: 0000000000000000 [ 35.876132][ C0] R10: ffffffff817ee498 R11: 0000000000000000 R12: 0000000000000001 [ 35.884084][ C0] R13: ffff888016702800 R14: ffff888016702864 R15: ffff88814720d004 [ 35.892043][ C0] ? trace_hardirqs_on+0x38/0x1c0 [ 35.897060][ C0] ? acpi_idle_do_entry+0x1c4/0x250 [ 35.902241][ C0] ? acpi_idle_do_entry+0x1b1/0x250 [ 35.907423][ C0] acpi_idle_enter+0x361/0x500 [ 35.912175][ C0] cpuidle_enter_state+0x1b1/0xc80 [ 35.917280][ C0] cpuidle_enter+0x4a/0xa0 [ 35.921693][ C0] do_idle+0x3e8/0x590 [ 35.925751][ C0] ? arch_cpu_idle_exit+0x30/0x30 [ 35.930761][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 35.936993][ C0] cpu_startup_entry+0x14/0x20 [ 35.941747][ C0] start_kernel+0x47f/0x4a0 [ 35.946234][ C0] secondary_startup_64_no_verify+0xc3/0xcb [ 35.952116][ C0] </TASK> [ 38.943255][ T48] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0