[ 74.768410][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.793118][ T9] device veth1_macvtap left promiscuous mode [ 74.799654][ T9] device veth0_macvtap left promiscuous mode [ 74.806855][ T9] device veth1_vlan left promiscuous mode [ 74.813017][ T9] device veth0_vlan left promiscuous mode [ 75.030706][ T9] team0 (unregistering): Port device team_slave_1 removed [ 75.043378][ T9] team0 (unregistering): Port device team_slave_0 removed [ 75.057500][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 75.071676][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 75.131216][ T9] bond0 (unregistering): Released all slaves [ 86.847986][ T23] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.170' (ED25519) to the list of known hosts. 2026/03/25 17:35:19 ignoring optional flag "type"="gce" 2026/03/25 17:35:19 parsed 1 programs 2026/03/25 17:35:20 executed programs: 0 [ 88.036756][ T4430] chnl_net:caif_netlink_parms(): no params data found [ 88.084402][ T4430] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.091904][ T4430] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.100524][ T4430] device bridge_slave_0 entered promiscuous mode [ 88.109099][ T4430] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.116405][ T4430] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.124565][ T4430] device bridge_slave_1 entered promiscuous mode [ 88.147400][ T4430] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.158526][ T4430] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.183050][ T4430] team0: Port device team_slave_0 added [ 88.190718][ T4430] team0: Port device team_slave_1 added [ 88.210180][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.217413][ T4430] 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. [ 88.243707][ T4430] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.256483][ T4430] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.263575][ T4430] 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. [ 88.289892][ T4430] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.322193][ T4430] device hsr_slave_0 entered promiscuous mode [ 88.329386][ T4430] device hsr_slave_1 entered promiscuous mode [ 88.834751][ T4430] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 88.856846][ T4430] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 88.867969][ T4430] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 88.879464][ T4430] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 88.913957][ T4430] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.921253][ T4430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.928827][ T4430] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.936254][ T4430] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.994957][ T4430] 8021q: adding VLAN 0 to HW filter on device bond0 [ 89.013731][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 89.026015][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.033901][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.045753][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 89.061816][ T4430] 8021q: adding VLAN 0 to HW filter on device team0 [ 89.073420][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 89.083800][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 89.093385][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.100534][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 89.114831][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 89.124749][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 89.135450][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.142571][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 89.160012][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 89.169118][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 89.188489][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 89.199043][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 89.209227][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 89.219020][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 89.228455][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 89.238181][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 89.252052][ T4430] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 89.264029][ T4430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 89.273723][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 89.283277][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 89.292377][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 89.426426][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 89.434004][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 89.446784][ T4430] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 89.469034][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 89.478140][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 89.501890][ T4430] device veth0_vlan entered promiscuous mode [ 89.508838][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 89.518296][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 89.527945][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 89.536482][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 89.550403][ T4430] device veth1_vlan entered promiscuous mode [ 89.574590][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 89.584552][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 89.593539][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 89.603003][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 89.616572][ T4430] device veth0_macvtap entered promiscuous mode [ 89.628483][ T4430] device veth1_macvtap entered promiscuous mode [ 89.648922][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 89.657931][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 89.668072][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 89.679133][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 89.688333][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 89.705691][ T4430] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 89.714025][ T4261] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 89.724515][ T4261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 89.737083][ T4430] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.749177][ T4430] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.759161][ T4430] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.770048][ T4430] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 89.873656][ T26] audit: type=1804 audit(1774460121.986:2): pid=4494 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir202670702/syzkaller.lhZXRX/0/bus" dev="sda1" ino=2034 res=1 errno=0 [ 89.976100][ T2284] Bluetooth: hci0: command 0x0409 tx timeout [ 90.000747][ T4494] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 90.014306][ T4494] File: /root/syzkaller-testdir202670702/syzkaller.lhZXRX/0/bus PID: 4494 Comm: syz-executor.0 [ 90.246296][ T26] audit: type=1804 audit(1774460122.366:3): pid=4509 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir202670702/syzkaller.lhZXRX/1/bus" dev="sda1" ino=2034 res=1 errno=0 [ 90.315721][ T4509] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 90.350136][ T4509] File: /root/syzkaller-testdir202670702/syzkaller.lhZXRX/1/bus PID: 4509 Comm: syz-executor.0 [ 90.521924][ T26] audit: type=1804 audit(1774460122.636:4): pid=4520 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir202670702/syzkaller.lhZXRX/2/bus" dev="sda1" ino=2034 res=1 errno=0 [ 90.753311][ T4525] ------------[ cut here ]------------ [ 90.760399][ T4525] WARNING: CPU: 0 PID: 4525 at fs/ext4/inode.c:3619 ext4_set_page_dirty+0x28c/0x320 [ 90.771846][ T4525] Modules linked in: [ 90.777091][ T4525] CPU: 0 PID: 4525 Comm: syz-executor.0 Not tainted syzkaller #0 [ 90.795201][ T4525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 90.806670][ T4525] RIP: 0010:ext4_set_page_dirty+0x28c/0x320 [ 90.812861][ T4525] Code: 5d 41 5e 41 5f 5d e9 c3 4d cb ff e8 7e 6f 6c ff 49 ff cf e9 df fd ff ff e8 71 6f 6c ff 49 ff cf e9 39 fe ff ff e8 64 6f 6c ff <0f> 0b eb cb e8 5b 6f 6c ff 49 ff cf e9 9d fe ff ff e8 4e 6f 6c ff [ 90.836564][ T4525] RSP: 0018:ffffc900031ffab8 EFLAGS: 00010293 [ 90.843372][ T4525] RAX: ffffffff820cb1ac RBX: ffffea0001ba59c0 RCX: ffff88807e658000 [ 90.855567][ T4525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.863701][ T4525] RBP: 1ffffd4000374b39 R08: ffffea0001ba59c7 R09: 1ffffd4000374b38 [ 90.872714][ T4525] R10: dffffc0000000000 R11: fffff94000374b39 R12: 00fff00000000015 [ 90.896155][ T4525] R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffffd4000374b38 [ 90.905124][ T4525] FS: 00007f50aa56e6c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 90.914474][ T4525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.922918][ T4525] CR2: 00007f93f7728ff8 CR3: 000000007dd2c000 CR4: 00000000003506e0 [ 90.933892][ T4525] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.944482][ T4525] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.952973][ T4525] Call Trace: [ 90.957809][ T4525] [ 90.961035][ T4525] set_page_dirty_lock+0xb8/0xe0 [ 90.966568][ T4525] unpin_user_pages_dirty_lock+0x2bf/0x4a0 [ 90.972672][ T4525] process_vm_rw+0x946/0xbe0 [ 90.979375][ T4525] ? __ia32_sys_process_vm_writev+0xf0/0xf0 [ 90.985548][ T4525] ? __might_fault+0xb7/0x110 [ 90.990984][ T4525] ? lock_chain_count+0x20/0x20 [ 90.998181][ T4525] ? vtime_user_exit+0x2c8/0x3e0 [ 91.003420][ T4525] __x64_sys_process_vm_writev+0xdc/0xf0 [ 91.013272][ T4525] do_syscall_64+0x4c/0xa0 [ 91.018795][ T4525] ? clear_bhb_loop+0x30/0x80 [ 91.023788][ T4525] ? clear_bhb_loop+0x30/0x80 [ 91.029481][ T4525] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 91.037511][ T4525] RIP: 0033:0x7f50ab1fdf39 [ 91.042774][ T4525] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 91.063813][ T4525] RSP: 002b:00007f50aa56e0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 [ 91.073188][ T4525] RAX: ffffffffffffffda RBX: 00007f50ab33d050 RCX: 00007f50ab1fdf39 [ 91.083206][ T4525] RDX: 0000000000000001 RSI: 0000000020c22000 RDI: 000000000000000b [ 91.094737][ T4525] RBP: 00007f50ab2739d0 R08: 0000000000000001 R09: 0000000000000000 [ 91.103793][ T4525] R10: 0000000020c22fa0 R11: 0000000000000246 R12: 0000000000000000 [ 91.113663][ T4525] R13: 000000000000006e R14: 00007f50ab33d050 R15: 00007ffe3eaf87e8 [ 91.123619][ T4525] [ 91.127236][ T4525] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 91.134552][ T4525] CPU: 0 PID: 4525 Comm: syz-executor.0 Not tainted syzkaller #0 [ 91.142432][ T4525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 91.152507][ T4525] Call Trace: [ 91.155811][ T4525] [ 91.158757][ T4525] dump_stack_lvl+0x188/0x250 [ 91.163454][ T4525] ? show_regs_print_info+0x20/0x20 [ 91.168680][ T4525] ? load_image+0x400/0x400 [ 91.173234][ T4525] panic+0x2e5/0x810 [ 91.177239][ T4525] ? bpf_jit_dump+0xd0/0xd0 [ 91.181854][ T4525] ? ext4_set_page_dirty+0x28c/0x320 [ 91.187157][ T4525] __warn+0x248/0x2b0 [ 91.191157][ T4525] ? ext4_set_page_dirty+0x28c/0x320 [ 91.196471][ T4525] report_bug+0x1b7/0x2e0 [ 91.200837][ T4525] handle_bug+0x3a/0x70 [ 91.205032][ T4525] exc_invalid_op+0x16/0x40 [ 91.209567][ T4525] asm_exc_invalid_op+0x16/0x20 [ 91.214482][ T4525] RIP: 0010:ext4_set_page_dirty+0x28c/0x320 [ 91.220506][ T4525] Code: 5d 41 5e 41 5f 5d e9 c3 4d cb ff e8 7e 6f 6c ff 49 ff cf e9 df fd ff ff e8 71 6f 6c ff 49 ff cf e9 39 fe ff ff e8 64 6f 6c ff <0f> 0b eb cb e8 5b 6f 6c ff 49 ff cf e9 9d fe ff ff e8 4e 6f 6c ff [ 91.240338][ T4525] RSP: 0018:ffffc900031ffab8 EFLAGS: 00010293 [ 91.246524][ T4525] RAX: ffffffff820cb1ac RBX: ffffea0001ba59c0 RCX: ffff88807e658000 [ 91.254518][ T4525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 91.262504][ T4525] RBP: 1ffffd4000374b39 R08: ffffea0001ba59c7 R09: 1ffffd4000374b38 [ 91.270631][ T4525] R10: dffffc0000000000 R11: fffff94000374b39 R12: 00fff00000000015 [ 91.278649][ T4525] R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffffd4000374b38 [ 91.286642][ T4525] ? ext4_set_page_dirty+0x28c/0x320 [ 91.292037][ T4525] ? ext4_set_page_dirty+0x28c/0x320 [ 91.297636][ T4525] set_page_dirty_lock+0xb8/0xe0 [ 91.302597][ T4525] unpin_user_pages_dirty_lock+0x2bf/0x4a0 [ 91.308435][ T4525] process_vm_rw+0x946/0xbe0 [ 91.313182][ T4525] ? __ia32_sys_process_vm_writev+0xf0/0xf0 [ 91.319210][ T4525] ? __might_fault+0xb7/0x110 [ 91.323934][ T4525] ? lock_chain_count+0x20/0x20 [ 91.328823][ T4525] ? vtime_user_exit+0x2c8/0x3e0 [ 91.333798][ T4525] __x64_sys_process_vm_writev+0xdc/0xf0 [ 91.339498][ T4525] do_syscall_64+0x4c/0xa0 [ 91.343979][ T4525] ? clear_bhb_loop+0x30/0x80 [ 91.348761][ T4525] ? clear_bhb_loop+0x30/0x80 [ 91.353561][ T4525] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 91.359484][ T4525] RIP: 0033:0x7f50ab1fdf39 [ 91.364102][ T4525] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 91.383817][ T4525] RSP: 002b:00007f50aa56e0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 [ 91.392333][ T4525] RAX: ffffffffffffffda RBX: 00007f50ab33d050 RCX: 00007f50ab1fdf39 [ 91.400762][ T4525] RDX: 0000000000000001 RSI: 0000000020c22000 RDI: 000000000000000b [ 91.408757][ T4525] RBP: 00007f50ab2739d0 R08: 0000000000000001 R09: 0000000000000000 [ 91.416749][ T4525] R10: 0000000020c22fa0 R11: 0000000000000246 R12: 0000000000000000 [ 91.424829][ T4525] R13: 000000000000006e R14: 00007f50ab33d050 R15: 00007ffe3eaf87e8 [ 91.432836][ T4525] [ 91.436216][ T4525] Kernel Offset: disabled [ 91.440645][ T4525] Rebooting in 86400 seconds..