Warning: Permanently added '10.128.1.134' (ED25519) to the list of known hosts. 2026/02/07 13:38:30 parsed 1 programs [ 79.244770][ T4270] cgroup: Unknown subsys name 'net' [ 79.381198][ T4270] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 80.958536][ T4270] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 83.461484][ T4307] chnl_net:caif_netlink_parms(): no params data found [ 83.519525][ T4307] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.527709][ T4307] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.535987][ T4307] device bridge_slave_0 entered promiscuous mode [ 83.546123][ T4307] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.553337][ T4307] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.561312][ T4307] device bridge_slave_1 entered promiscuous mode [ 83.590736][ T4307] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.602470][ T4307] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.625958][ T4307] team0: Port device team_slave_0 added [ 83.633866][ T4307] team0: Port device team_slave_1 added [ 83.659515][ T4307] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.666694][ T4307] 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. [ 83.692953][ T4307] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.712592][ T4307] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.719668][ T4307] 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. [ 83.745724][ T4307] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.779404][ T4307] device hsr_slave_0 entered promiscuous mode [ 83.786333][ T4307] device hsr_slave_1 entered promiscuous mode [ 83.910379][ T4307] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 83.921295][ T4307] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 83.932953][ T4307] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 83.947741][ T4307] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.025054][ T4307] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.047423][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.058456][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.070878][ T4307] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.091188][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.101373][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.111161][ T30] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.118566][ T30] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.128442][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.138269][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.147557][ T30] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.154832][ T30] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.163217][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.173229][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.188156][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.208254][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 84.219413][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.228724][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 84.237561][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.248160][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.267349][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.276438][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.289174][ T4307] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 84.490183][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 84.498277][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 84.511965][ T4307] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 84.535402][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 84.565712][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 84.575534][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 84.583298][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 84.597661][ T4307] device veth0_vlan entered promiscuous mode [ 84.609100][ T4307] device veth1_vlan entered promiscuous mode [ 84.632208][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 84.640656][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 84.649398][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 84.662825][ T4307] device veth0_macvtap entered promiscuous mode [ 84.673395][ T4307] device veth1_macvtap entered promiscuous mode [ 84.692454][ T4307] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.702839][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 84.711817][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 84.720629][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 84.733299][ T4307] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.743181][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 84.753959][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 84.768890][ T4307] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.778126][ T4307] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.786943][ T4307] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.797184][ T4307] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.952868][ T4328] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 84.962594][ T4328] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 84.972300][ T4328] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 84.981301][ T4328] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 84.989572][ T4328] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 84.998185][ T4328] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 85.031566][ T75] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.874098][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.895386][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.919643][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 85.939551][ T30] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.947879][ T30] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.956629][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 86.716448][ T14] cfg80211: failed to load regulatory.db 2026/02/07 13:38:41 executed programs: 0 [ 87.425649][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.433650][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.442224][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.454031][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.465108][ T4330] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 87.472384][ T4330] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.478326][ T75] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.609793][ T4367] chnl_net:caif_netlink_parms(): no params data found [ 87.657393][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.664754][ T4367] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.672651][ T4367] device bridge_slave_0 entered promiscuous mode [ 87.683755][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.693737][ T4367] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.702481][ T4367] device bridge_slave_1 entered promiscuous mode [ 87.726087][ T4367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.737398][ T4367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.761006][ T4367] team0: Port device team_slave_0 added [ 87.769008][ T4367] team0: Port device team_slave_1 added [ 87.787635][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.794759][ T4367] 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. [ 87.821054][ T4367] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.834807][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.841811][ T4367] 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. [ 87.868154][ T4367] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.900788][ T4367] device hsr_slave_0 entered promiscuous mode [ 87.907745][ T4367] device hsr_slave_1 entered promiscuous mode [ 87.914940][ T4367] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 87.923271][ T4367] Cannot create hsr debugfs directory [ 89.515084][ T4328] Bluetooth: hci0: command 0x0409 tx timeout [ 89.767343][ T75] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 89.836547][ T75] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.674667][ T4367] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.688575][ T4367] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.699265][ T4367] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.712480][ T4367] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.733736][ T75] device hsr_slave_0 left promiscuous mode [ 90.740688][ T75] device hsr_slave_1 left promiscuous mode [ 90.750583][ T75] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 90.758414][ T75] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 90.769741][ T75] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 90.777753][ T75] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 90.788237][ T75] device bridge_slave_1 left promiscuous mode [ 90.795776][ T75] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.811121][ T75] device bridge_slave_0 left promiscuous mode [ 90.818303][ T75] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.850995][ T75] device veth1_macvtap left promiscuous mode [ 90.857563][ T75] device veth0_macvtap left promiscuous mode [ 90.863733][ T75] device veth1_vlan left promiscuous mode [ 90.872380][ T75] device veth0_vlan left promiscuous mode [ 91.295463][ T75] team0 (unregistering): Port device team_slave_1 removed [ 91.331039][ T75] team0 (unregistering): Port device team_slave_0 removed [ 91.360989][ T75] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 91.391930][ T75] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 91.587545][ T75] bond0 (unregistering): Released all slaves [ 91.594416][ T4328] Bluetooth: hci0: command 0x041b tx timeout [ 91.749286][ T4367] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.762155][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 91.772107][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.782935][ T4367] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.801889][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 91.812162][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.821523][ T4348] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.828679][ T4348] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.850191][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 91.861956][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 91.870889][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.879603][ T4348] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.886802][ T4348] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.903520][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 91.921463][ T4348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 91.944149][ T4367] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 91.955737][ T4367] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 91.973396][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 91.987272][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.996637][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.006122][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.015901][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 92.025196][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.037417][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 92.056484][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.065363][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.073603][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 92.241989][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 92.249752][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 92.265954][ T4367] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.290238][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 92.305596][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 92.342708][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 92.352311][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 92.370542][ T4367] device veth0_vlan entered promiscuous mode [ 92.388136][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 92.400945][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 92.413608][ T4367] device veth1_vlan entered promiscuous mode [ 92.445841][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 92.454104][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 92.470764][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 92.479762][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 92.496726][ T4367] device veth0_macvtap entered promiscuous mode [ 92.508418][ T4367] device veth1_macvtap entered promiscuous mode [ 92.536422][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.550799][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 92.559710][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 92.569356][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 92.578641][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 92.595845][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.603463][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 92.614335][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 92.631831][ T4367] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.643581][ T4367] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.652479][ T4367] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.661398][ T4367] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.724116][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.734224][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.742323][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 92.768447][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.776629][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.784221][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 92.833946][ T4429] loop0: detected capacity change from 0 to 64 [ 92.842959][ T4429] ======================================================= [ 92.842959][ T4429] WARNING: The mand mount option has been deprecated and [ 92.842959][ T4429] and is ignored by this kernel. Remove the mand [ 92.842959][ T4429] option from the mount to silence this warning. [ 92.842959][ T4429] ======================================================= [ 92.897444][ T4429] hfs: unable to locate alternate MDB [ 92.902986][ T4429] hfs: continuing without an alternate MDB [ 92.936447][ T30] hfs: new node 0 already hashed? [ 92.947768][ T30] ------------[ cut here ]------------ [ 92.953327][ T30] WARNING: CPU: 1 PID: 30 at fs/hfs/bnode.c:520 hfs_bnode_create+0x37a/0x400 [ 92.962386][ T30] Modules linked in: [ 92.966440][ T30] CPU: 1 PID: 30 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 92.973955][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 [ 92.984326][ T30] Workqueue: writeback wb_workfn (flush-7:0) [ 92.990445][ T30] RIP: 0010:hfs_bnode_create+0x37a/0x400 [ 92.996233][ T30] Code: aa a2 8a 89 ee e8 56 3b d6 07 e9 ab fd ff ff e8 4c 51 37 ff 48 89 df e8 04 8b eb 07 48 c7 c7 00 ab a2 8a 89 ee e8 36 3b d6 07 <0f> 0b eb b7 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c b7 fc ff ff 4c [ 93.016053][ T30] RSP: 0018:ffffc90000a6ee80 EFLAGS: 00010246 [ 93.022174][ T30] RAX: 000000000000001f RBX: ffff8880196a00e0 RCX: 0907a32363c7b200 [ 93.030287][ T30] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 93.038489][ T30] RBP: 0000000000000000 R08: ffffc90000a6eb87 R09: 1ffff9200014dd70 [ 93.046871][ T30] R10: dffffc0000000000 R11: fffff5200014dd71 R12: 0000000000000000 [ 93.055064][ T30] R13: ffff8880196a0000 R14: ffff88807804e100 R15: dffffc0000000000 [ 93.063091][ T30] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 93.072136][ T30] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.078801][ T30] CR2: 000000c0036c3440 CR3: 000000000c88e000 CR4: 00000000003506e0 [ 93.086887][ T30] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 93.094931][ T30] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 93.102966][ T30] Call Trace: [ 93.106370][ T30] [ 93.109348][ T30] hfs_bmap_alloc+0x53d/0x5d0 [ 93.114098][ T30] ? hfs_bmap_reserve+0x420/0x420 [ 93.119258][ T30] hfs_btree_inc_height+0xfd/0xac0 [ 93.124468][ T30] ? hfs_brec_insert+0x6f6/0xbd0 [ 93.129473][ T30] ? hfs_brec_insert+0xbd0/0xbd0 [ 93.134526][ T30] ? do_raw_spin_unlock+0x11d/0x230 [ 93.139825][ T30] hfs_brec_insert+0x744/0xbd0 [ 93.144713][ T30] ? hfs_brec_keylen+0x350/0x350 [ 93.149722][ T30] __hfs_ext_write_extent+0x2a1/0x470 [ 93.155217][ T30] hfs_ext_write_extent+0x17b/0x200 [ 93.160488][ T30] ? verify_lock_unused+0x140/0x140 [ 93.165787][ T30] ? hfs_ext_keycmp+0x310/0x310 [ 93.170712][ T30] ? writeback_sb_inodes+0x46b/0x1850 [ 93.176223][ T30] hfs_write_inode+0xd8/0xa20 [ 93.180965][ T30] ? hfs_inode_write_fork+0x1a0/0x1a0 [ 93.186467][ T30] ? __writeback_single_inode+0x4ae/0x1160 [ 93.192336][ T30] ? __lock_acquire+0x7d10/0x7d10 [ 93.197472][ T30] ? do_raw_spin_lock+0x128/0x2f0 [ 93.202547][ T30] ? __rwlock_init+0x140/0x140 [ 93.207426][ T30] __writeback_single_inode+0x75b/0x1160 [ 93.213212][ T30] writeback_sb_inodes+0xb30/0x1850 [ 93.218555][ T30] ? queue_io+0x5a0/0x5a0 [ 93.222963][ T30] ? rcu_is_watching+0x11/0xa0 [ 93.227853][ T30] wb_writeback+0x482/0xd50 [ 93.232426][ T30] ? percpu_ref_tryget+0x250/0x250 [ 93.237637][ T30] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.243683][ T30] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.248993][ T30] wb_workfn+0x423/0xee0 [ 93.253307][ T30] ? inode_wait_for_writeback+0x220/0x220 [ 93.259165][ T30] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.265257][ T30] ? read_lock_is_recursive+0x10/0x10 [ 93.270687][ T30] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.275994][ T30] ? process_one_work+0x7b0/0x1160 [ 93.281169][ T30] process_one_work+0x8a2/0x1160 [ 93.286218][ T30] ? worker_detach_from_pool+0x240/0x240 [ 93.291904][ T30] ? _raw_spin_lock_irq+0xb7/0xf0 [ 93.297073][ T30] ? _raw_spin_lock_irqsave+0x100/0x100 [ 93.302670][ T30] ? kthread_data+0x4b/0xc0 [ 93.307283][ T30] worker_thread+0xaa2/0x1270 [ 93.312036][ T30] kthread+0x29d/0x330 [ 93.316218][ T30] ? worker_clr_flags+0x1a0/0x1a0 [ 93.321286][ T30] ? kthread_blkcg+0xd0/0xd0 [ 93.325991][ T30] ret_from_fork+0x1f/0x30 [ 93.330480][ T30] [ 93.333533][ T30] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 93.340842][ T30] CPU: 1 PID: 30 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 93.348250][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 [ 93.358429][ T30] Workqueue: writeback wb_workfn (flush-7:0) [ 93.364467][ T30] Call Trace: [ 93.367770][ T30] [ 93.370727][ T30] dump_stack_lvl+0x188/0x24e [ 93.375441][ T30] ? memcpy+0x3c/0x60 [ 93.379451][ T30] ? show_regs_print_info+0x12/0x12 [ 93.384684][ T30] ? load_image+0x400/0x400 [ 93.389225][ T30] panic+0x2e5/0x730 [ 93.393140][ T30] ? bpf_jit_dump+0xd0/0xd0 [ 93.397702][ T30] ? ret_from_fork+0x1f/0x30 [ 93.402323][ T30] __warn+0x2f8/0x4f0 [ 93.406316][ T30] ? hfs_bnode_create+0x37a/0x400 [ 93.411364][ T30] ? hfs_bnode_create+0x37a/0x400 [ 93.416411][ T30] report_bug+0x2ba/0x4f0 [ 93.420766][ T30] ? hfs_bnode_create+0x37a/0x400 [ 93.425818][ T30] handle_bug+0x3a/0x70 [ 93.429996][ T30] exc_invalid_op+0x16/0x40 [ 93.434525][ T30] asm_exc_invalid_op+0x16/0x20 [ 93.439428][ T30] RIP: 0010:hfs_bnode_create+0x37a/0x400 [ 93.445089][ T30] Code: aa a2 8a 89 ee e8 56 3b d6 07 e9 ab fd ff ff e8 4c 51 37 ff 48 89 df e8 04 8b eb 07 48 c7 c7 00 ab a2 8a 89 ee e8 36 3b d6 07 <0f> 0b eb b7 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c b7 fc ff ff 4c [ 93.464718][ T30] RSP: 0018:ffffc90000a6ee80 EFLAGS: 00010246 [ 93.470809][ T30] RAX: 000000000000001f RBX: ffff8880196a00e0 RCX: 0907a32363c7b200 [ 93.478804][ T30] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 93.486796][ T30] RBP: 0000000000000000 R08: ffffc90000a6eb87 R09: 1ffff9200014dd70 [ 93.494812][ T30] R10: dffffc0000000000 R11: fffff5200014dd71 R12: 0000000000000000 [ 93.502808][ T30] R13: ffff8880196a0000 R14: ffff88807804e100 R15: dffffc0000000000 [ 93.510813][ T30] hfs_bmap_alloc+0x53d/0x5d0 [ 93.515527][ T30] ? hfs_bmap_reserve+0x420/0x420 [ 93.520590][ T30] hfs_btree_inc_height+0xfd/0xac0 [ 93.525741][ T30] ? hfs_brec_insert+0x6f6/0xbd0 [ 93.530716][ T30] ? hfs_brec_insert+0xbd0/0xbd0 [ 93.535692][ T30] ? do_raw_spin_unlock+0x11d/0x230 [ 93.540922][ T30] hfs_brec_insert+0x744/0xbd0 [ 93.545735][ T30] ? hfs_brec_keylen+0x350/0x350 [ 93.550715][ T30] __hfs_ext_write_extent+0x2a1/0x470 [ 93.556130][ T30] hfs_ext_write_extent+0x17b/0x200 [ 93.561357][ T30] ? verify_lock_unused+0x140/0x140 [ 93.566597][ T30] ? hfs_ext_keycmp+0x310/0x310 [ 93.571478][ T30] ? writeback_sb_inodes+0x46b/0x1850 [ 93.576880][ T30] hfs_write_inode+0xd8/0xa20 [ 93.581593][ T30] ? hfs_inode_write_fork+0x1a0/0x1a0 [ 93.587003][ T30] ? __writeback_single_inode+0x4ae/0x1160 [ 93.592845][ T30] ? __lock_acquire+0x7d10/0x7d10 [ 93.597894][ T30] ? do_raw_spin_lock+0x128/0x2f0 [ 93.602941][ T30] ? __rwlock_init+0x140/0x140 [ 93.607731][ T30] __writeback_single_inode+0x75b/0x1160 [ 93.613403][ T30] writeback_sb_inodes+0xb30/0x1850 [ 93.618655][ T30] ? queue_io+0x5a0/0x5a0 [ 93.623021][ T30] ? rcu_is_watching+0x11/0xa0 [ 93.627827][ T30] wb_writeback+0x482/0xd50 [ 93.632384][ T30] ? percpu_ref_tryget+0x250/0x250 [ 93.637551][ T30] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.643581][ T30] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.648804][ T30] wb_workfn+0x423/0xee0 [ 93.653088][ T30] ? inode_wait_for_writeback+0x220/0x220 [ 93.658859][ T30] ? lockdep_hardirqs_on_prepare+0x409/0x770 [ 93.664873][ T30] ? read_lock_is_recursive+0x10/0x10 [ 93.670282][ T30] ? _raw_spin_unlock_irq+0x1f/0x40 [ 93.675511][ T30] ? process_one_work+0x7b0/0x1160 [ 93.680648][ T30] process_one_work+0x8a2/0x1160 [ 93.685626][ T30] ? worker_detach_from_pool+0x240/0x240 [ 93.691285][ T30] ? _raw_spin_lock_irq+0xb7/0xf0 [ 93.696336][ T30] ? _raw_spin_lock_irqsave+0x100/0x100 [ 93.701901][ T30] ? kthread_data+0x4b/0xc0 [ 93.706535][ T30] worker_thread+0xaa2/0x1270 [ 93.711261][ T30] kthread+0x29d/0x330 [ 93.715349][ T30] ? worker_clr_flags+0x1a0/0x1a0 [ 93.720397][ T30] ? kthread_blkcg+0xd0/0xd0 [ 93.725019][ T30] ret_from_fork+0x1f/0x30 [ 93.729481][ T30] [ 93.733084][ T30] Kernel Offset: disabled [ 93.737470][ T30] Rebooting in 86400 seconds..