Warning: Permanently added '10.128.1.177' (ED25519) to the list of known hosts. 1970/01/01 00:00:46 ignoring optional flag "type"="gce" 1970/01/01 00:00:46 parsed 1 programs 1970/01/01 00:00:46 executed programs: 0 [ 47.067462][ T4245] chnl_net:caif_netlink_parms(): no params data found [ 47.084489][ T4245] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.085721][ T4245] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.087201][ T4245] device bridge_slave_0 entered promiscuous mode [ 47.089092][ T4245] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.090255][ T4245] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.091758][ T4245] device bridge_slave_1 entered promiscuous mode [ 47.098803][ T4245] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.101223][ T4245] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.108873][ T4245] team0: Port device team_slave_0 added [ 47.110638][ T4245] team0: Port device team_slave_1 added [ 47.116657][ T4245] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.117820][ T4245] 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. [ 47.122515][ T4245] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.125232][ T4245] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.126388][ T4245] 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. [ 47.130567][ T4245] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.173041][ T4245] device hsr_slave_0 entered promiscuous mode [ 47.192508][ T4245] device hsr_slave_1 entered promiscuous mode [ 47.712600][ T4245] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.743965][ T4245] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.773529][ T4245] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.813566][ T4245] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.868012][ T4245] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.869332][ T4245] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.870660][ T4245] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.871902][ T4245] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.890348][ T4245] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.895679][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.897490][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.898944][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.900674][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 47.906070][ T4245] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.913235][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.914822][ T1607] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.915968][ T1607] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.917274][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.918756][ T1607] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.919902][ T1607] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.923399][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.925002][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.929661][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.931370][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.935298][ T4245] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.937359][ T4245] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.939265][ T1607] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.981501][ T4245] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.984132][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.985401][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.992394][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.999257][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.000779][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.002208][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.005330][ T4245] device veth0_vlan entered promiscuous mode [ 48.008709][ T4245] device veth1_vlan entered promiscuous mode [ 48.016458][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 48.017932][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 48.019430][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.023238][ T4245] device veth0_macvtap entered promiscuous mode [ 48.025684][ T4245] device veth1_macvtap entered promiscuous mode [ 48.031330][ T4245] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 48.033726][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.035721][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 48.041242][ T4245] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 48.043321][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.046029][ T4245] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.047481][ T4245] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.048950][ T4245] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.050472][ T4245] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 48.087105][ T4371] ------------[ cut here ]------------ [ 48.088003][ T4371] WARNING: CPU: 0 PID: 4371 at block/genhd.c:590 del_gendisk+0x5a8/0x63c [ 48.089495][ T4371] Modules linked in: [ 48.090124][ T4371] CPU: 0 PID: 4371 Comm: syz-executor.0 Not tainted syzkaller #0 [ 48.091325][ T4371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 48.092901][ T4371] pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 48.094200][ T4371] pc : del_gendisk+0x5a8/0x63c [ 48.095000][ T4371] lr : del_gendisk+0x5a8/0x63c [ 48.095787][ T4371] sp : ffff80001f307bd0 [ 48.096493][ T4371] x29: ffff80001f307bf0 x28: ffff0000d887d1c0 x27: dfff800000000000 [ 48.097862][ T4371] x26: 1fffe00019d72a10 x25: 1fffe0001b492492 x24: ffff0000ceb95080 [ 48.099187][ T4371] x23: ffff700003e60f90 x22: ffff0000ceb950a0 x21: ffff0000ceb95000 [ 48.100591][ T4371] x20: ffff0000cd5c0e38 x19: 0000000000000240 x18: 0000000000000000 [ 48.102008][ T4371] x17: 0000000000000000 x16: ffff8000082c17d0 x15: 0000000000004c82 [ 48.103348][ T4371] x14: 0000000000000001 x13: 1ffff00003e60f74 x12: 0000000000ff0100 [ 48.104702][ T4371] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff80000a63b0b0 [ 48.106108][ T4371] x8 : ffff0000d887d1c0 x7 : ffff80000bd2c0a4 x6 : 0000000000000000 [ 48.107460][ T4371] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800011328e44 [ 48.108823][ T4371] x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 [ 48.110174][ T4371] Call trace: [ 48.110737][ T4371] del_gendisk+0x5a8/0x63c [ 48.111447][ T4371] loop_remove+0x44/0xdc [ 48.112135][ T4371] loop_control_ioctl+0x418/0x4e0 [ 48.112938][ T4371] __arm64_sys_ioctl+0x14c/0x1c8 [ 48.113735][ T4371] invoke_syscall+0x98/0x2b0 [ 48.114541][ T4371] el0_svc_common+0x138/0x258 [ 48.115276][ T4371] do_el0_svc+0x58/0x13c [ 48.115936][ T4371] el0_svc+0x78/0x1d0 [ 48.116613][ T4371] el0t_64_sync_handler+0xcc/0xe4 [ 48.117432][ T4371] el0t_64_sync+0x1a0/0x1a4 [ 48.118166][ T4371] irq event stamp: 376 [ 48.118876][ T4371] hardirqs last enabled at (375): [] kasan_quarantine_put+0xc4/0x200 [ 48.120474][ T4371] hardirqs last disabled at (376): [] el1_dbg+0x24/0x80 [ 48.121883][ T4371] softirqs last enabled at (362): [] local_bh_enable+0x10/0x34 [ 48.123472][ T4371] softirqs last disabled at (360): [] local_bh_disable+0x10/0x34 [ 48.125046][ T4371] ---[ end trace 6faf1f1f2b908f07 ]--- [ 49.052698][ T7] Bluetooth: hci0: command 0x0409 tx timeout [ 51.132063][ T7] Bluetooth: hci0: command 0x041b tx timeout 1970/01/01 00:00:52 executed programs: 364 [ 53.211950][ T7] Bluetooth: hci0: command 0x040f tx timeout [ 55.291906][ T13] Bluetooth: hci0: command 0x0419 tx timeout 1970/01/01 00:00:57 executed programs: 914