[ 25.162767][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 25.179003][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 39.898072][ T27] kauditd_printk_skb: 37 callbacks suppressed [ 39.898088][ T27] audit: type=1400 audit(1648752164.927:73): avc: denied { transition } for pid=3574 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 39.926237][ T27] audit: type=1400 audit(1648752164.927:74): avc: denied { write } for pid=3574 comm="sh" path="pipe:[27389]" dev="pipefs" ino=27389 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1 Warning: Permanently added '10.128.0.61' (ECDSA) to the list of known hosts. [ 47.153021][ T27] audit: type=1400 audit(1648752172.177:75): avc: denied { execmem } for pid=3587 comm="syz-executor127" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 47.177095][ T27] audit: type=1400 audit(1648752172.177:76): avc: denied { setattr } for pid=3587 comm="syz-executor127" name="raw-gadget" dev="devtmpfs" ino=730 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 47.201715][ T27] audit: type=1400 audit(1648752172.187:77): avc: denied { mounton } for pid=3588 comm="syz-executor127" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 47.226057][ T27] audit: type=1400 audit(1648752172.187:78): avc: denied { mount } for pid=3588 comm="syz-executor127" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 47.234865][ T3588] chnl_net:caif_netlink_parms(): no params data found [ 47.248827][ T27] audit: type=1400 audit(1648752172.187:79): avc: denied { mounton } for pid=3588 comm="syz-executor127" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 47.292631][ T3588] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.299911][ T3588] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.307620][ T3588] device bridge_slave_0 entered promiscuous mode [ 47.315650][ T3588] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.322697][ T3588] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.330635][ T3588] device bridge_slave_1 entered promiscuous mode [ 47.347534][ T3588] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.358374][ T3588] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.376690][ T3588] team0: Port device team_slave_0 added [ 47.384839][ T3588] team0: Port device team_slave_1 added [ 47.399141][ T3588] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.406144][ T3588] 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. [ 47.432110][ T3588] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.443893][ T3588] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.450936][ T3588] 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. [ 47.477224][ T3588] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.499248][ T3588] device hsr_slave_0 entered promiscuous mode [ 47.506040][ T3588] device hsr_slave_1 entered promiscuous mode [ 47.566977][ T27] audit: type=1400 audit(1648752172.597:80): avc: denied { create } for pid=3588 comm="syz-executor127" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 47.568519][ T3588] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.590209][ T27] audit: type=1400 audit(1648752172.597:81): avc: denied { write } for pid=3588 comm="syz-executor127" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 47.615418][ T27] audit: type=1400 audit(1648752172.597:82): avc: denied { read } for pid=3588 comm="syz-executor127" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 47.637898][ T3588] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.646293][ T3588] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.654942][ T3588] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.670823][ T3588] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.677930][ T3588] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.685326][ T3588] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.692398][ T3588] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.725858][ T3588] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.737050][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.745982][ T6] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.753618][ T6] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.761738][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 47.772651][ T3588] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.782581][ T3593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.791130][ T3593] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.798204][ T3593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.816578][ T3593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.825128][ T3593] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.832170][ T3593] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.840202][ T3593] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.848950][ T3593] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.858715][ T3593] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.868709][ T3598] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.880024][ T3588] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.891461][ T3588] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.899993][ T3593] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.914371][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.921783][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.932276][ T3588] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.942900][ T27] audit: type=1400 audit(1648752172.967:83): avc: denied { module_request } for pid=3588 comm="syz-executor127" kmod="netdev-xfrm0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 47.965852][ T27] audit: type=1400 audit(1648752172.987:84): avc: denied { sys_module } for pid=3588 comm="syz-executor127" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 48.032923][ T3588] device veth0_vlan entered promiscuous mode [ 48.040628][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.049740][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.058437][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.066184][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.076481][ T3588] device veth1_vlan entered promiscuous mode [ 48.091311][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.099808][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.107941][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.117493][ T3588] device veth0_macvtap entered promiscuous mode [ 48.126552][ T3588] device veth1_macvtap entered promiscuous mode [ 48.139409][ T3588] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.146970][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.156548][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.167983][ T3588] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.175705][ T6] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 48.185909][ T3588] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.194985][ T3588] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.203792][ T3588] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.213090][ T3588] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.283705][ T8] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 48.344405][ C0] BUG: sleeping function called from invalid context at block/blk-sysfs.c:766 [ 48.353284][ C0] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0 [ 48.361971][ C0] preempt_count: 101, expected: 0 [ 48.366987][ C0] RCU nest depth: 0, expected: 0 [ 48.371900][ C0] INFO: lockdep is turned off. [ 48.376662][ C0] Preemption disabled at: [ 48.376667][ C0] [] schedule_preempt_disabled+0x19/0x20 [ 48.388207][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 5.17.0-syzkaller-13430-g787af64d05cd #0 [ 48.398963][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.409001][ C0] Call Trace: [ 48.412262][ C0] [ 48.415084][ C0] dump_stack_lvl+0xcd/0x134 [ 48.419658][ C0] __might_resched.cold+0x222/0x26b [ 48.424844][ C0] blk_release_queue+0x1f/0x320 [ 48.429693][ C0] kobject_put+0x1c8/0x540 [ 48.434180][ C0] blkg_free.part.0+0x112/0x1f0 [ 48.439102][ C0] __blkg_release+0x105/0x160 [ 48.443759][ C0] rcu_core+0x7b1/0x1880 [ 48.447990][ C0] ? call_rcu+0x790/0x790 [ 48.452325][ C0] __do_softirq+0x29b/0x9c2 [ 48.456841][ C0] __irq_exit_rcu+0x123/0x180 [ 48.461518][ C0] irq_exit_rcu+0x5/0x20 [ 48.465756][ C0] sysvec_apic_timer_interrupt+0x93/0xc0 [ 48.471387][ C0] [ 48.474306][ C0] [ 48.477240][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 48.483253][ C0] RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 [ 48.489057][ C0] Code: 89 de e8 0d 65 17 f8 84 db 75 ac e8 24 61 17 f8 e8 af a8 1d f8 eb 0c e8 18 61 17 f8 0f 00 2d 81 29 d1 00 e8 0c 61 17 f8 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 87 63 17 f8 48 85 db [ 48.508662][ C0] RSP: 0018:ffffffff8ba07d60 EFLAGS: 00000293 [ 48.514727][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 48.522686][ C0] RDX: ffffffff8babc700 RSI: ffffffff89606be4 RDI: ffffffff89606bd1 [ 48.530667][ C0] RBP: ffff88814580c864 R08: 0000000000000000 R09: 0000000000000000 [ 48.538630][ C0] R10: ffffffff817e14b8 R11: 0000000000000000 R12: 0000000000000001 [ 48.546611][ C0] R13: ffff88814580c800 R14: ffff88814580c864 R15: ffff888147e41004 [ 48.554574][ C0] ? trace_hardirqs_on+0x38/0x1c0 [ 48.559604][ C0] ? acpi_idle_do_entry+0x1c4/0x250 [ 48.564824][ C0] ? acpi_idle_do_entry+0x1b1/0x250 [ 48.570023][ C0] acpi_idle_enter+0x361/0x500 [ 48.574786][ C0] cpuidle_enter_state+0x1b1/0xc80 [ 48.579899][ C0] cpuidle_enter+0x4a/0xa0 [ 48.584313][ C0] do_idle+0x3e8/0x590 [ 48.588390][ C0] ? arch_cpu_idle_exit+0x30/0x30 [ 48.593415][ C0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 48.599656][ C0] cpu_startup_entry+0x14/0x20 [ 48.604419][ C0] start_kernel+0x47f/0x4a0 [ 48.608916][ C0] secondary_startup_64_no_verify+0xc3/0xcb [ 48.614829][ C0] [ 51.336763][ T8] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0