[ 57.228042][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.250924][ T9] device veth1_macvtap left promiscuous mode [ 57.258853][ T9] device veth0_macvtap left promiscuous mode [ 57.265941][ T9] device veth1_vlan left promiscuous mode [ 57.272099][ T9] device veth0_vlan left promiscuous mode [ 57.416965][ T9] team0 (unregistering): Port device team_slave_1 removed [ 57.431010][ T9] team0 (unregistering): Port device team_slave_0 removed [ 57.443450][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 57.458078][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 57.503534][ T9] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.10.17' (ED25519) to the list of known hosts. 2025/10/13 09:58:47 ignoring optional flag "type"="gce" 2025/10/13 09:58:47 parsed 1 programs [ 71.468270][ T1423] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.475870][ T1423] ieee802154 phy1 wpan1: encryption failed: -22 2025/10/13 09:58:49 executed programs: 0 [ 72.075079][ T4431] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 72.200302][ T4510] chnl_net:caif_netlink_parms(): no params data found [ 72.238204][ T4510] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.246357][ T4510] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.254460][ T4510] device bridge_slave_0 entered promiscuous mode [ 72.262525][ T4510] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.270143][ T4510] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.277927][ T4510] device bridge_slave_1 entered promiscuous mode [ 72.296878][ T4510] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.307589][ T4510] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.328930][ T4510] team0: Port device team_slave_0 added [ 72.336074][ T4510] team0: Port device team_slave_1 added [ 72.353843][ T4510] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.361300][ T4510] 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. [ 72.388809][ T4510] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.400588][ T4510] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.408136][ T4510] 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. [ 72.434545][ T4510] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.461458][ T4510] device hsr_slave_0 entered promiscuous mode [ 72.468760][ T4510] device hsr_slave_1 entered promiscuous mode [ 73.054978][ T4510] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.065774][ T4510] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.076008][ T4510] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.088557][ T4510] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.113085][ T4510] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.120307][ T4510] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.127892][ T4510] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.135015][ T4510] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.192089][ T4510] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.208480][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.218149][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.235566][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.246568][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.261675][ T4510] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.272551][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.283508][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.293189][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.300485][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.326298][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.335741][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.345269][ T1222] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.352361][ T1222] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.362883][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.373044][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.384354][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.395100][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.414856][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.423608][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.433133][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.444176][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.453188][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.466349][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.476644][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.488973][ T4510] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.608725][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.618295][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.631397][ T4510] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.652117][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.662080][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.681374][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.690946][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.700854][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.710302][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.721133][ T4510] device veth0_vlan entered promiscuous mode [ 73.733976][ T4510] device veth1_vlan entered promiscuous mode [ 73.756383][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.765164][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.773562][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 73.785073][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.797983][ T4510] device veth0_macvtap entered promiscuous mode [ 73.808908][ T4510] device veth1_macvtap entered promiscuous mode [ 73.827489][ T4510] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.839721][ T4510] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.847814][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.856969][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 73.865591][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.875324][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.885196][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.894609][ T1222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.907098][ T4510] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.916738][ T4510] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.926485][ T4510] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.935528][ T4510] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.002098][ T4600] loop0: detected capacity change from 0 to 1024 [ 74.053445][ T4600] [ 74.055894][ T4600] ============================================ [ 74.062375][ T4600] WARNING: possible recursive locking detected [ 74.069161][ T4600] syzkaller #0 Not tainted [ 74.074339][ T4600] -------------------------------------------- [ 74.081173][ T4600] syz-executor.0/4600 is trying to acquire lock: [ 74.087624][ T4600] ffff888074cc60b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x150/0x1c0 [ 74.097772][ T4600] [ 74.097772][ T4600] but task is already holding lock: [ 74.105144][ T4600] ffff888074cc60b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x150/0x1c0 [ 74.115106][ T4600] [ 74.115106][ T4600] other info that might help us debug this: [ 74.123340][ T4600] Possible unsafe locking scenario: [ 74.123340][ T4600] [ 74.130964][ T4600] CPU0 [ 74.134251][ T4600] ---- [ 74.137936][ T4600] lock(&tree->tree_lock/1); [ 74.142974][ T4600] lock(&tree->tree_lock/1); [ 74.147873][ T4600] [ 74.147873][ T4600] *** DEADLOCK *** [ 74.147873][ T4600] [ 74.156314][ T4600] May be due to missing lock nesting notation [ 74.156314][ T4600] [ 74.164988][ T4600] 6 locks held by syz-executor.0/4600: [ 74.170622][ T4600] #0: ffff888077a040f0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x2bf/0x370 [ 74.180316][ T4600] #1: ffff8880792e4460 (sb_writers#13){.+.+}-{0:0}, at: vfs_write+0x28a/0xd00 [ 74.189764][ T4600] #2: ffff88807a9824c0 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: generic_file_write_iter+0x7e/0x1b0 [ 74.201104][ T4600] #3: ffff88807a9822c8 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x1b3/0x1950 [ 74.211483][ T4600] #4: ffff888074cc60b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x150/0x1c0 [ 74.221605][ T4600] #5: ffff88807a980108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x1b3/0x1950 [ 74.233103][ T4600] [ 74.233103][ T4600] stack backtrace: [ 74.239014][ T4600] CPU: 1 PID: 4600 Comm: syz-executor.0 Not tainted syzkaller #0 [ 74.246753][ T4600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 74.257384][ T4600] Call Trace: [ 74.260748][ T4600] [ 74.263731][ T4600] dump_stack_lvl+0x168/0x230 [ 74.268648][ T4600] ? show_regs_print_info+0x20/0x20 [ 74.273865][ T4600] ? load_image+0x3b0/0x3b0 [ 74.278396][ T4600] __lock_acquire+0x1227/0x7c60 [ 74.283278][ T4600] ? mark_lock+0x94/0x320 [ 74.287627][ T4600] ? verify_lock_unused+0x140/0x140 [ 74.292841][ T4600] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 74.299279][ T4600] ? lock_chain_count+0x20/0x20 [ 74.304152][ T4600] ? __rwlock_init+0x140/0x140 [ 74.309338][ T4600] ? _raw_spin_lock_irqsave+0x7f/0xf0 [ 74.314812][ T4600] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 74.320934][ T4600] ? lockdep_hardirqs_on+0x94/0x140 [ 74.326150][ T4600] lock_acquire+0x197/0x3f0 [ 74.330676][ T4600] ? hfsplus_find_init+0x150/0x1c0 [ 74.335808][ T4600] ? __might_sleep+0xf0/0xf0 [ 74.340595][ T4600] ? read_lock_is_recursive+0x10/0x10 [ 74.346551][ T4600] ? __kasan_kmalloc+0xcc/0xf0 [ 74.351516][ T4600] ? __kasan_kmalloc+0xb5/0xf0 [ 74.356291][ T4600] ? hfsplus_find_init+0x85/0x1c0 [ 74.361426][ T4600] ? hfsplus_bmap_reserve+0x11e/0x4f0 [ 74.367088][ T4600] ? __hfsplus_ext_write_extent+0x28d/0x5b0 [ 74.373099][ T4600] ? __hfsplus_ext_cache_extent+0x89/0xe20 [ 74.379007][ T4600] ? hfsplus_get_block+0x40e/0x1530 [ 74.384428][ T4600] ? __block_write_begin_int+0x54e/0x15a0 [ 74.390594][ T4600] ? cont_write_begin+0x58a/0x7b0 [ 74.395736][ T4600] ? hfsplus_find_init+0x150/0x1c0 [ 74.400990][ T4600] __mutex_lock_common+0x1eb/0x2390 [ 74.406305][ T4600] ? hfsplus_find_init+0x150/0x1c0 [ 74.411444][ T4600] ? mutex_lock_io_nested+0x60/0x60 [ 74.416819][ T4600] mutex_lock_nested+0x17/0x20 [ 74.421688][ T4600] hfsplus_find_init+0x150/0x1c0 [ 74.426650][ T4600] hfsplus_file_extend+0x417/0x1950 [ 74.431886][ T4600] ? hfsplus_get_block+0x1530/0x1530 [ 74.437275][ T4600] ? __mutex_trylock_common+0x14f/0x250 [ 74.442842][ T4600] ? rcu_lock_release+0x20/0x20 [ 74.447704][ T4600] ? hfsplus_find_init+0x85/0x1c0 [ 74.452776][ T4600] ? hfsplus_get_block+0x40e/0x1530 [ 74.457988][ T4600] ? __block_write_begin_int+0x54e/0x15a0 [ 74.463770][ T4600] ? cont_write_begin+0x58a/0x7b0 [ 74.468955][ T4600] ? hfsplus_find_init+0x150/0x1c0 [ 74.474096][ T4600] ? __mutex_lock_common+0x431/0x2390 [ 74.479697][ T4600] ? hfsplus_brec_find+0x18e/0x500 [ 74.484837][ T4600] hfsplus_bmap_reserve+0x11e/0x4f0 [ 74.490241][ T4600] __hfsplus_ext_write_extent+0x28d/0x5b0 [ 74.496080][ T4600] __hfsplus_ext_cache_extent+0x89/0xe20 [ 74.501813][ T4600] ? mutex_lock_nested+0x17/0x20 [ 74.507136][ T4600] hfsplus_file_extend+0x445/0x1950 [ 74.512643][ T4600] ? hfsplus_get_block+0x1530/0x1530 [ 74.518166][ T4600] ? hfsplus_get_block+0x76e/0x1530 [ 74.523385][ T4600] ? pagevec_lookup_range+0x30/0x70 [ 74.528780][ T4600] ? clean_bdev_aliases+0x726/0x840 [ 74.534185][ T4600] hfsplus_get_block+0x40e/0x1530 [ 74.539523][ T4600] ? hfsplus_ext_write_extent+0x200/0x200 [ 74.545545][ T4600] ? do_raw_spin_unlock+0x11d/0x230 [ 74.551109][ T4600] ? create_page_buffers+0x238/0x320 [ 74.556573][ T4600] __block_write_begin_int+0x54e/0x15a0 [ 74.562188][ T4600] ? hfsplus_ext_write_extent+0x200/0x200 [ 74.568029][ T4600] ? page_zero_new_buffers+0x490/0x490 [ 74.573610][ T4600] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 74.579704][ T4600] ? lock_chain_count+0x20/0x20 [ 74.584999][ T4600] ? do_user_addr_fault+0x694/0xc80 [ 74.590300][ T4600] ? wait_for_stable_page+0xd9/0x110 [ 74.595604][ T4600] cont_write_begin+0x58a/0x7b0 [ 74.600604][ T4600] ? lockdep_hardirqs_on+0x94/0x140 [ 74.606100][ T4600] ? generic_cont_expand_simple+0x190/0x190 [ 74.612199][ T4600] ? __get_user_nocheck_1+0x6/0x10 [ 74.617435][ T4600] hfsplus_write_begin+0x92/0xe0 [ 74.622385][ T4600] ? hfsplus_ext_write_extent+0x200/0x200 [ 74.628119][ T4600] generic_perform_write+0x2aa/0x530 [ 74.633624][ T4600] ? atime_needs_update+0x780/0x780 [ 74.638930][ T4600] ? grab_cache_page_write_begin+0xa0/0xa0 [ 74.645120][ T4600] ? file_remove_privs+0x590/0x590 [ 74.650550][ T4600] ? read_lock_is_recursive+0x10/0x10 [ 74.656147][ T4600] ? preempt_count_add+0x8d/0x190 [ 74.661372][ T4600] ? rwsem_write_trylock+0x12f/0x1b0 [ 74.666697][ T4600] ? clear_nonspinnable+0x60/0x60 [ 74.671739][ T4600] __generic_file_write_iter+0x25f/0x4e0 [ 74.677723][ T4600] generic_file_write_iter+0xa6/0x1b0 [ 74.683124][ T4600] vfs_write+0x712/0xd00 [ 74.687482][ T4600] ? file_end_write+0x250/0x250 [ 74.692438][ T4600] ? __fget_files+0x40f/0x480 [ 74.697226][ T4600] ? mutex_lock_nested+0x17/0x20 [ 74.702182][ T4600] ? __fdget_pos+0x2bf/0x370 [ 74.706866][ T4600] ? ksys_write+0x71/0x250 [ 74.711379][ T4600] ksys_write+0x14d/0x250 [ 74.716354][ T4600] ? __ia32_sys_read+0x80/0x80 [ 74.721168][ T4600] ? lockdep_hardirqs_on+0x94/0x140 [ 74.726473][ T4600] do_syscall_64+0x4c/0xa0 [ 74.730998][ T4600] ? clear_bhb_loop+0x30/0x80 [ 74.735786][ T4600] ? clear_bhb_loop+0x30/0x80 [ 74.740684][ T4600] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 74.746603][ T4600] RIP: 0033:0x7fc464890b29 [ 74.751041][ T4600] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 b0 ff ff ff f7 d8 64 89 01 48 [ 74.770839][ T4600] RSP: 002b:00007fc463c120c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.779438][ T4600] RAX: ffffffffffffffda RBX: 00007fc4649aff80 RCX: 00007fc464890b29 [ 74.787608][ T4600] RDX: 00000000fffffff0 RSI: 0000000020004200 RDI: 0000000000000004 [ 74.795592][ T4600] RBP: 00007fc4648dc47a R08: 0000000000000000 R09: 0000000000000000 [ 74.803734][ T4600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.811725][ T4600] R13: 000000000000000b R14: 00007fc4649aff80 R15: 00007ffc74675448 [ 74.819799][ T4600] [ 74.825534][ T4209] Bluetooth: hci0: command 0x0409 tx timeout [ 76.584537][ T1111] cfg80211: failed to load regulatory.db [ 76.913991][ T4210] Bluetooth: hci0: command 0x041b tx timeout [ 78.984093][ T4210] Bluetooth: hci0: command 0x040f tx timeout [ 81.063830][ T4186] Bluetooth: hci0: command 0x0419 tx timeout