Warning: Permanently added '10.128.0.108' (ED25519) to the list of known hosts. 2026/06/20 20:07:28 parsed 1 programs 2026/06/20 20:07:28 serving rpc on tcp://39705 [ 74.752545][ T5631] cgroup: Unknown subsys name 'net' [ 74.882314][ T5631] cgroup: Unknown subsys name 'cpuset' [ 74.890437][ T5631] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 76.104494][ T5631] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 78.295327][ T5645] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 79.325162][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 79.332436][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 79.340398][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 79.348157][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 79.356561][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 80.173097][ T13] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.181091][ T13] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.219354][ T128] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.227529][ T128] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.135144][ T5716] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.142368][ T5716] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.150117][ T5716] bridge_slave_0: entered allmulticast mode [ 81.157143][ T5716] bridge_slave_0: entered promiscuous mode [ 81.165934][ T5716] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.173142][ T5716] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.180454][ T5716] bridge_slave_1: entered allmulticast mode [ 81.187529][ T5716] bridge_slave_1: entered promiscuous mode [ 81.208796][ T5716] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.219950][ T5716] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.243977][ T5716] team0: Port device team_slave_0 added [ 81.251129][ T5716] team0: Port device team_slave_1 added [ 81.269704][ T5716] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 81.276675][ T5716] 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 1532 would solve the problem. [ 81.302708][ T5716] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 81.314480][ T5716] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 81.321576][ T5716] 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 1532 would solve the problem. [ 81.347824][ T5716] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 81.384090][ T5716] hsr_slave_0: entered promiscuous mode [ 81.390417][ T5716] hsr_slave_1: entered promiscuous mode [ 81.487056][ T5716] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.497547][ T5716] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 81.505589][ T5716] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.517128][ T5716] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 81.526368][ T5716] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.535407][ T5716] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 81.543365][ T5716] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.553488][ T5716] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 81.608552][ T5716] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.632626][ T5716] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.644343][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.651599][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.664799][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.671923][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.990140][ T5716] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.022908][ T5716] veth0_vlan: entered promiscuous mode [ 82.032946][ T5716] veth1_vlan: entered promiscuous mode [ 82.055583][ T5716] veth0_macvtap: entered promiscuous mode [ 82.064405][ T5716] veth1_macvtap: entered promiscuous mode [ 82.079882][ T5716] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.092361][ T5716] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.104593][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.113880][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.123252][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.135012][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.221241][ T12] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.270876][ T12] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.329200][ T12] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.396861][ T12] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/06/20 20:07:42 executed programs: 0 [ 82.622299][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.630685][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.637970][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.646816][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.655028][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 83.028202][ T5756] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.035854][ T5756] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.043412][ T5756] bridge_slave_0: entered allmulticast mode [ 83.050545][ T5756] bridge_slave_0: entered promiscuous mode [ 83.058803][ T5756] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.066066][ T5756] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.073514][ T5756] bridge_slave_1: entered allmulticast mode [ 83.080492][ T5756] bridge_slave_1: entered promiscuous mode [ 83.104113][ T5756] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 83.115815][ T5756] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 83.141561][ T5756] team0: Port device team_slave_0 added [ 83.148854][ T5756] team0: Port device team_slave_1 added [ 83.168047][ T5756] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 83.175042][ T5756] 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 1532 would solve the problem. [ 83.201614][ T5756] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.215623][ T5756] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.222803][ T5756] 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 1532 would solve the problem. [ 83.249039][ T5756] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.285174][ T5756] hsr_slave_0: entered promiscuous mode [ 83.291470][ T5756] hsr_slave_1: entered promiscuous mode [ 83.297401][ T5756] debugfs: 'hsr0' already exists in 'hsr' [ 83.303241][ T5756] Cannot create hsr debugfs directory [ 84.562195][ T12] bridge_slave_1: left allmulticast mode [ 84.568630][ T12] bridge_slave_1: left promiscuous mode [ 84.574655][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.583957][ T12] bridge_slave_0: left allmulticast mode [ 84.589981][ T12] bridge_slave_0: left promiscuous mode [ 84.595670][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.665617][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 84.676696][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 84.686333][ T12] bond0 (unregistering): Released all slaves [ 84.719529][ T4936] Bluetooth: hci0: command tx timeout [ 84.766597][ T12] hsr_slave_0: left promiscuous mode [ 84.776288][ T12] hsr_slave_1: left promiscuous mode [ 84.783824][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 84.791433][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 84.800012][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 84.807410][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 84.820476][ T12] veth1_macvtap: left promiscuous mode [ 84.826035][ T12] veth0_macvtap: left promiscuous mode [ 84.832468][ T12] veth1_vlan: left promiscuous mode [ 84.837751][ T12] veth0_vlan: left promiscuous mode [ 84.988913][ T12] team0 (unregistering): Port device team_slave_1 removed [ 85.014103][ T12] team0 (unregistering): Port device team_slave_0 removed [ 85.121510][ T5280] 8021q: adding VLAN 0 to HW filter on device eth1 [ 85.280539][ T5756] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.291090][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 85.299115][ T5756] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.309172][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 85.325477][ T5756] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.337292][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 85.346089][ T5756] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.355957][ T5756] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 85.470942][ T5756] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.493472][ T5756] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.510694][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.517869][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.531505][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.538625][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.955244][ T5756] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.987250][ T5756] veth0_vlan: entered promiscuous mode [ 85.998032][ T5756] veth1_vlan: entered promiscuous mode [ 86.019015][ T5756] veth0_macvtap: entered promiscuous mode [ 86.028441][ T5756] veth1_macvtap: entered promiscuous mode [ 86.042985][ T5756] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.055502][ T5756] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.067747][ T128] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.077023][ T128] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.087673][ T128] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.096433][ T128] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.135513][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.143849][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.153082][ T3099] cfg80211: failed to load regulatory.db [ 86.167316][ T128] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.175323][ T128] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.212075][ T5820] loop0: detected capacity change from 0 to 64 [ 86.219180][ T5820] ======================================================= [ 86.219180][ T5820] WARNING: The mand mount option has been deprecated and [ 86.219180][ T5820] and is ignored by this kernel. Remove the mand [ 86.219180][ T5820] option from the mount to silence this warning. [ 86.219180][ T5820] ======================================================= [ 86.274542][ T36] hfs: new node 0 already hashed? [ 86.280435][ T36] ------------[ cut here ]------------ [ 86.285904][ T36] 1 [ 86.285917][ T36] WARNING: fs/hfs/bnode.c:520 at hfs_bnode_create.cold+0x41/0x49, CPU#1: kworker/u8:2/36 [ 86.298251][ T36] Modules linked in: [ 86.302489][ T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT(full) [ 86.312419][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 86.322853][ T36] Workqueue: writeback wb_workfn (flush-7:0) [ 86.328902][ T36] RIP: 0010:hfs_bnode_create.cold+0x41/0x49 [ 86.335162][ T36] Code: 1e ad 70 0a e9 b0 f0 d5 01 e8 d4 d4 e1 00 4c 89 f7 e8 0c ad 70 0a e8 c7 d4 e1 00 89 ee 48 c7 c7 c0 70 d2 8b e8 d9 e2 fa ff 90 <0f> 0b 90 e9 b2 f3 d5 01 e8 ab d4 e1 00 e8 86 ff 4c 00 e9 0e f6 d5 [ 86.355129][ T36] RSP: 0018:ffffc90000ac7030 EFLAGS: 00010282 [ 86.361296][ T36] RAX: 000000000000001f RBX: ffff888073955800 RCX: 0000000000000000 [ 86.369323][ T36] RDX: 000000000000001f RSI: ffffffff81e78ad9 RDI: fffff52000158df7 [ 86.377310][ T36] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 86.385329][ T36] R10: 0000000080000000 R11: 77656e203a736668 R12: dffffc0000000000 [ 86.393437][ T36] R13: ffff8880331da000 R14: ffff8880331da0d8 R15: 0000000000000000 [ 86.401456][ T36] FS: 0000000000000000(0000) GS:ffff88812441b000(0000) knlGS:0000000000000000 [ 86.410435][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.417012][ T36] CR2: 000055555dadea38 CR3: 0000000077f45000 CR4: 0000000000350ef0 [ 86.425017][ T36] Call Trace: [ 86.428300][ T36] [ 86.431329][ T36] ? _raw_spin_unlock+0x28/0x50 [ 86.436324][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.442034][ T36] ? hfs_bnode_put+0x208/0x480 [ 86.446840][ T36] hfs_bmap_alloc+0x5a7/0x6b0 [ 86.451565][ T36] ? __pfx_hfs_bmap_alloc+0x10/0x10 [ 86.456805][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.462507][ T36] ? folio_mark_accessed+0xf3/0x1040 [ 86.467850][ T36] hfs_btree_inc_height.isra.0+0xff/0x820 [ 86.473738][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.478544][ T36] ? __pfx_hfs_btree_inc_height.isra.0+0x10/0x10 [ 86.484958][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 86.490300][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.495942][ T36] ? _raw_spin_unlock+0x28/0x50 [ 86.500903][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.506566][ T36] ? hfs_bnode_put+0x208/0x480 [ 86.511460][ T36] hfs_brec_insert+0x8ba/0xc20 [ 86.516303][ T36] ? __pfx_hfs_brec_insert+0x10/0x10 [ 86.521760][ T36] ? hfs_bmap_reserve+0x2c5/0x3a0 [ 86.526815][ T36] __hfs_ext_write_extent+0x3ef/0x510 [ 86.532258][ T36] ? hfs_find_init+0x273/0x330 [ 86.537092][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.542780][ T36] hfs_ext_write_extent+0x1b7/0x200 [ 86.548004][ T36] ? __pfx_hfs_ext_write_extent+0x10/0x10 [ 86.553953][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.559689][ T36] ? __mpage_writepages+0x1a8/0x210 [ 86.564929][ T36] ? __pfx___mpage_writepages+0x10/0x10 [ 86.570568][ T36] hfs_write_inode+0xce/0xab0 [ 86.575280][ T36] ? __pfx_hfs_get_block+0x10/0x10 [ 86.580511][ T36] ? __pfx_hfs_write_inode+0x10/0x10 [ 86.585842][ T36] ? list_lru_add+0xb2/0x120 [ 86.590524][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.596371][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.602078][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.606872][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.612558][ T36] ? lock_release+0x24d/0x310 [ 86.617286][ T36] __writeback_single_inode+0xcaa/0x1300 [ 86.622973][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.628640][ T36] ? lock_release+0x24d/0x310 [ 86.633432][ T36] ? __pfx___writeback_single_inode+0x10/0x10 [ 86.639649][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.645317][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 86.650606][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.656269][ T36] writeback_sb_inodes+0x766/0x1c50 [ 86.661515][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 86.666741][ T36] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 86.672422][ T36] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 86.678299][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.684121][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.689850][ T36] ? widen_string+0xdb/0x2f0 [ 86.694477][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.700175][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.704988][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.710824][ T36] ? queue_io+0x287/0x530 [ 86.715288][ T36] wb_writeback+0x1c0/0xb50 [ 86.719862][ T36] ? start_dl_timer+0x322/0x5b0 [ 86.724765][ T36] ? __pfx_wb_writeback+0x10/0x10 [ 86.729826][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.735513][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.740319][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.745985][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.750808][ T36] ? trace_irq_enable.constprop.0+0x122/0x160 [ 86.756921][ T36] wb_workfn+0x143/0xc80 [ 86.761201][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.766876][ T36] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 86.772923][ T36] ? __pfx_wb_workfn+0x10/0x10 [ 86.777734][ T36] ? __pfx_debug_object_deactivate+0x10/0x10 [ 86.783773][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.789551][ T36] ? trace_irq_enable.constprop.0+0x122/0x160 [ 86.795682][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.799385][ T4936] Bluetooth: hci0: command tx timeout [ 86.801386][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.811503][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.817142][ T36] ? lock_acquire+0x301/0x370 [ 86.821846][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.826653][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.832350][ T36] ? rcu_is_watching+0x12/0xc0 [ 86.837186][ T36] process_one_work+0xa23/0x1940 [ 86.842446][ T36] ? __pfx_process_one_work+0x10/0x10 [ 86.847877][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.853575][ T36] worker_thread+0x5ef/0xe50 [ 86.858480][ T36] ? __pfx_worker_thread+0x10/0x10 [ 86.863649][ T36] ? kthread+0x13a/0x450 [ 86.867930][ T36] ? __pfx_worker_thread+0x10/0x10 [ 86.873222][ T36] kthread+0x370/0x450 [ 86.877358][ T36] ? __pfx_kthread+0x10/0x10 [ 86.882024][ T36] ret_from_fork+0x72b/0xd50 [ 86.886643][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 86.891806][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 86.897486][ T36] ? __switch_to+0x800/0x10f0 [ 86.902226][ T36] ? __switch_to_asm+0x39/0x70 [ 86.907026][ T36] ? __pfx_kthread+0x10/0x10 [ 86.911677][ T36] ret_from_fork_asm+0x1a/0x30 [ 86.916495][ T36] [ 86.919559][ T36] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.926860][ T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT(full) [ 86.936145][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 86.946199][ T36] Workqueue: writeback wb_workfn (flush-7:0) [ 86.952221][ T36] Call Trace: [ 86.955490][ T36] [ 86.958409][ T36] dump_stack_lvl+0x100/0x190 [ 86.963088][ T36] vpanic+0x552/0x970 [ 86.967073][ T36] ? __pfx_vpanic+0x10/0x10 [ 86.971577][ T36] ? lock_release+0x24d/0x310 [ 86.976261][ T36] panic+0xd1/0xe0 [ 86.979984][ T36] ? __pfx_panic+0x10/0x10 [ 86.984428][ T36] ? check_panic_on_warn+0x1f/0x90 [ 86.989571][ T36] check_panic_on_warn.cold+0x19/0x34 [ 86.994956][ T36] ? hfs_bnode_create.cold+0x41/0x49 [ 87.000299][ T36] __warn.cold+0x191/0x318 [ 87.004731][ T36] __report_bug+0x30f/0x440 [ 87.009247][ T36] ? hfs_bnode_create.cold+0x41/0x49 [ 87.014555][ T36] ? __pfx___report_bug+0x10/0x10 [ 87.019607][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.025256][ T36] ? irq_work_queue+0xce/0x100 [ 87.030033][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.035683][ T36] ? __wake_up_klogd+0xe2/0x140 [ 87.040545][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.046459][ T36] ? vprintk_emit+0x1c9/0x6b0 [ 87.051196][ T36] ? __pfx_vprintk_emit+0x10/0x10 [ 87.056247][ T36] ? hfs_bnode_create.cold+0x41/0x49 [ 87.061548][ T36] report_bug+0xb2/0x220 [ 87.065803][ T36] ? hfs_bnode_create.cold+0x41/0x49 [ 87.071107][ T36] handle_bug+0x16a/0x2a0 [ 87.075458][ T36] exc_invalid_op+0x17/0x50 [ 87.079986][ T36] asm_exc_invalid_op+0x1a/0x20 [ 87.084854][ T36] RIP: 0010:hfs_bnode_create.cold+0x41/0x49 [ 87.090771][ T36] Code: 1e ad 70 0a e9 b0 f0 d5 01 e8 d4 d4 e1 00 4c 89 f7 e8 0c ad 70 0a e8 c7 d4 e1 00 89 ee 48 c7 c7 c0 70 d2 8b e8 d9 e2 fa ff 90 <0f> 0b 90 e9 b2 f3 d5 01 e8 ab d4 e1 00 e8 86 ff 4c 00 e9 0e f6 d5 [ 87.110395][ T36] RSP: 0018:ffffc90000ac7030 EFLAGS: 00010282 [ 87.116556][ T36] RAX: 000000000000001f RBX: ffff888073955800 RCX: 0000000000000000 [ 87.124526][ T36] RDX: 000000000000001f RSI: ffffffff81e78ad9 RDI: fffff52000158df7 [ 87.132533][ T36] RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 [ 87.140506][ T36] R10: 0000000080000000 R11: 77656e203a736668 R12: dffffc0000000000 [ 87.148572][ T36] R13: ffff8880331da000 R14: ffff8880331da0d8 R15: 0000000000000000 [ 87.156554][ T36] ? vprintk_emit+0x1c9/0x6b0 [ 87.161264][ T36] ? _raw_spin_unlock+0x28/0x50 [ 87.166175][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.171864][ T36] ? hfs_bnode_put+0x208/0x480 [ 87.176681][ T36] hfs_bmap_alloc+0x5a7/0x6b0 [ 87.181393][ T36] ? __pfx_hfs_bmap_alloc+0x10/0x10 [ 87.186605][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.192279][ T36] ? folio_mark_accessed+0xf3/0x1040 [ 87.197591][ T36] hfs_btree_inc_height.isra.0+0xff/0x820 [ 87.203348][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.208146][ T36] ? __pfx_hfs_btree_inc_height.isra.0+0x10/0x10 [ 87.214508][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 87.219724][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.225371][ T36] ? _raw_spin_unlock+0x28/0x50 [ 87.230265][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.235916][ T36] ? hfs_bnode_put+0x208/0x480 [ 87.240714][ T36] hfs_brec_insert+0x8ba/0xc20 [ 87.245542][ T36] ? __pfx_hfs_brec_insert+0x10/0x10 [ 87.250866][ T36] ? hfs_bmap_reserve+0x2c5/0x3a0 [ 87.255904][ T36] __hfs_ext_write_extent+0x3ef/0x510 [ 87.261291][ T36] ? hfs_find_init+0x273/0x330 [ 87.266150][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.272328][ T36] hfs_ext_write_extent+0x1b7/0x200 [ 87.277548][ T36] ? __pfx_hfs_ext_write_extent+0x10/0x10 [ 87.283372][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.289025][ T36] ? __mpage_writepages+0x1a8/0x210 [ 87.294246][ T36] ? __pfx___mpage_writepages+0x10/0x10 [ 87.299818][ T36] hfs_write_inode+0xce/0xab0 [ 87.304609][ T36] ? __pfx_hfs_get_block+0x10/0x10 [ 87.309735][ T36] ? __pfx_hfs_write_inode+0x10/0x10 [ 87.315042][ T36] ? list_lru_add+0xb2/0x120 [ 87.319646][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.325303][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.330976][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.335763][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.341417][ T36] ? lock_release+0x24d/0x310 [ 87.346108][ T36] __writeback_single_inode+0xcaa/0x1300 [ 87.351760][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.357410][ T36] ? lock_release+0x24d/0x310 [ 87.362095][ T36] ? __pfx___writeback_single_inode+0x10/0x10 [ 87.368174][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.373860][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 87.379076][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.384728][ T36] writeback_sb_inodes+0x766/0x1c50 [ 87.389946][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 87.395161][ T36] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 87.400807][ T36] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 87.406660][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.412316][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.417965][ T36] ? widen_string+0xdb/0x2f0 [ 87.422606][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.428287][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.433077][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.438730][ T36] ? queue_io+0x287/0x530 [ 87.443266][ T36] wb_writeback+0x1c0/0xb50 [ 87.447786][ T36] ? start_dl_timer+0x322/0x5b0 [ 87.452661][ T36] ? __pfx_wb_writeback+0x10/0x10 [ 87.457703][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.463366][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.468150][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.474761][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.479546][ T36] ? trace_irq_enable.constprop.0+0x122/0x160 [ 87.485630][ T36] wb_workfn+0x143/0xc80 [ 87.489888][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.495567][ T36] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 87.501410][ T36] ? __pfx_wb_workfn+0x10/0x10 [ 87.506195][ T36] ? __pfx_debug_object_deactivate+0x10/0x10 [ 87.512292][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.518050][ T36] ? trace_irq_enable.constprop.0+0x122/0x160 [ 87.524133][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.529783][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.534579][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.540228][ T36] ? lock_acquire+0x301/0x370 [ 87.544910][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.549695][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.555346][ T36] ? rcu_is_watching+0x12/0xc0 [ 87.560135][ T36] process_one_work+0xa23/0x1940 [ 87.565150][ T36] ? __pfx_process_one_work+0x10/0x10 [ 87.570583][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.576237][ T36] worker_thread+0x5ef/0xe50 [ 87.580865][ T36] ? __pfx_worker_thread+0x10/0x10 [ 87.586009][ T36] ? kthread+0x13a/0x450 [ 87.590275][ T36] ? __pfx_worker_thread+0x10/0x10 [ 87.595414][ T36] kthread+0x370/0x450 [ 87.599507][ T36] ? __pfx_kthread+0x10/0x10 [ 87.604122][ T36] ret_from_fork+0x72b/0xd50 [ 87.608732][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 87.613866][ T36] ? srso_alias_return_thunk+0x5/0xfbef5 [ 87.619522][ T36] ? __switch_to+0x800/0x10f0 [ 87.625287][ T36] ? __switch_to_asm+0x39/0x70 [ 87.630101][ T36] ? __pfx_kthread+0x10/0x10 [ 87.634720][ T36] ret_from_fork_asm+0x1a/0x30 [ 87.639552][ T36] [ 87.642669][ T36] Kernel Offset: disabled [ 87.646983][ T36] Rebooting in 86400 seconds..