Warning: Permanently added '10.128.0.92' (ED25519) to the list of known hosts. 1970/01/01 00:00:40 parsed 1 programs [ 41.579328][ T6579] cgroup: Unknown subsys name 'net' [ 41.700290][ T6579] cgroup: Unknown subsys name 'cpuset' [ 41.702156][ T6579] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 41.914908][ T6579] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SS [ 45.840503][ T6586] 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. [ 46.072511][ T6597] chnl_net:caif_netlink_parms(): no params data found [ 46.093961][ T6597] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.094185][ T6597] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.094261][ T6597] bridge_slave_0: entered allmulticast mode [ 46.094725][ T6597] bridge_slave_0: entered promiscuous mode [ 46.095942][ T6597] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.095986][ T6597] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.096030][ T6597] bridge_slave_1: entered allmulticast mode [ 46.096489][ T6597] bridge_slave_1: entered promiscuous mode [ 46.107479][ T6597] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.109844][ T6597] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.129284][ T6597] team0: Port device team_slave_0 added [ 46.130032][ T6597] team0: Port device team_slave_1 added [ 46.136453][ T6597] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.136482][ T6597] 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. [ 46.136493][ T6597] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.137689][ T6597] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.137698][ T6597] 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. [ 46.137709][ T6597] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.160523][ T6597] hsr_slave_0: entered promiscuous mode [ 46.161182][ T6597] hsr_slave_1: entered promiscuous mode [ 46.201091][ T6597] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 46.203952][ T6597] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 46.206225][ T6597] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 46.211127][ T6597] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 46.220945][ T6597] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.220992][ T6597] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.221158][ T6597] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.221182][ T6597] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.236429][ T6597] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.240334][ T5919] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.241662][ T5919] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.247080][ T6597] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.250073][ T5919] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.250125][ T5919] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.279021][ T5919] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.279062][ T5919] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.331261][ T6597] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.344786][ T6597] veth0_vlan: entered promiscuous mode [ 46.346516][ T6597] veth1_vlan: entered promiscuous mode [ 46.354370][ T6597] veth0_macvtap: entered promiscuous mode [ 46.355398][ T6597] veth1_macvtap: entered promiscuous mode [ 46.359740][ T6597] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.361015][ T6597] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.365022][ T5919] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.366541][ T5919] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.368097][ T5919] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.368287][ T5919] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.665211][ T42] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.713568][ T42] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.754323][ T42] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 46.790291][ T42] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 47.045130][ T6164] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 47.046687][ T6164] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 47.050050][ T6164] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 47.051615][ T6164] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 47.053397][ T6164] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 47.352282][ T3630] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.352312][ T3630] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.365357][ T3630] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.365386][ T3630] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:00:47 executed programs: 0 [ 47.813975][ T53] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 47.815364][ T53] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 47.816934][ T53] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 47.818079][ T53] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 47.818282][ T53] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 47.869142][ T6684] chnl_net:caif_netlink_parms(): no params data found [ 47.889663][ T6684] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.889748][ T6684] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.889832][ T6684] bridge_slave_0: entered allmulticast mode [ 47.890257][ T6684] bridge_slave_0: entered promiscuous mode [ 47.891080][ T6684] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.891119][ T6684] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.891174][ T6684] bridge_slave_1: entered allmulticast mode [ 47.891590][ T6684] bridge_slave_1: entered promiscuous mode [ 47.906881][ T6684] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 47.908514][ T6684] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 47.916322][ T6684] team0: Port device team_slave_0 added [ 47.918164][ T6684] team0: Port device team_slave_1 added [ 47.925378][ T6684] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 47.925681][ T6684] 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. [ 47.925706][ T6684] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 47.926323][ T6684] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 47.926331][ T6684] 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. [ 47.926343][ T6684] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 47.944495][ T6684] hsr_slave_0: entered promiscuous mode [ 47.944869][ T6684] hsr_slave_1: entered promiscuous mode [ 47.945095][ T6684] debugfs: 'hsr0' already exists in 'hsr' [ 47.945138][ T6684] Cannot create hsr debugfs directory [ 49.858427][ T53] Bluetooth: hci0: command tx timeout [ 50.121120][ T42] bridge_slave_1: left allmulticast mode [ 50.122355][ T42] bridge_slave_1: left promiscuous mode [ 50.123593][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.130514][ T42] bridge_slave_0: left allmulticast mode [ 50.131880][ T42] bridge_slave_0: left promiscuous mode [ 50.131984][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.339945][ T42] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 50.359187][ T42] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 50.398801][ T42] bond0 (unregistering): Released all slaves [ 50.473192][ T42] hsr_slave_0: left promiscuous mode [ 50.474605][ T42] hsr_slave_1: left promiscuous mode [ 50.478630][ T42] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 50.479877][ T42] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 50.481743][ T42] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 50.483037][ T42] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 50.490464][ T42] veth1_macvtap: left promiscuous mode [ 50.493339][ T42] veth0_macvtap: left promiscuous mode [ 50.493659][ T42] veth1_vlan: left promiscuous mode [ 50.493724][ T42] veth0_vlan: left promiscuous mode [ 50.614076][ T42] team0 (unregistering): Port device team_slave_1 removed [ 50.621688][ T42] team0 (unregistering): Port device team_slave_0 removed [ 50.946892][ T6684] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 50.949650][ T6684] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 50.952144][ T6684] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 50.962284][ T6684] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 51.005087][ T6684] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.014422][ T6684] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.016679][ T422] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.016703][ T422] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.029259][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.029309][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.035273][ T6684] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 51.043123][ T6684] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.278831][ T6684] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.295095][ T6684] veth0_vlan: entered promiscuous mode [ 51.301336][ T6684] veth1_vlan: entered promiscuous mode [ 51.312559][ T6684] veth0_macvtap: entered promiscuous mode [ 51.313959][ T6684] veth1_macvtap: entered promiscuous mode [ 51.330495][ T6684] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 51.331489][ T6684] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 51.333650][ T853] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.341341][ T853] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.341447][ T853] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.342136][ T853] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 51.375223][ T853] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.375249][ T853] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.384274][ T853] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 51.384635][ T853] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 51.513041][ T6773] loop0: detected capacity change from 0 to 1024 [ 51.535477][ T6773] [ 51.535935][ T6773] ============================================ [ 51.536869][ T6773] WARNING: possible recursive locking detected [ 51.537843][ T6773] syzkaller #0 Not tainted [ 51.538534][ T6773] -------------------------------------------- [ 51.539414][ T6773] syz.0.17/6773 is trying to acquire lock: [ 51.540263][ T6773] ffff0000c31f9548 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x2d4/0x1268 [ 51.541933][ T6773] [ 51.541933][ T6773] but task is already holding lock: [ 51.543061][ T6773] ffff0000c31fa988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x1b8/0x159c [ 51.544613][ T6773] [ 51.544613][ T6773] other info that might help us debug this: [ 51.545818][ T6773] Possible unsafe locking scenario: [ 51.545818][ T6773] [ 51.546787][ T6773] CPU0 [ 51.547210][ T6773] ---- [ 51.547646][ T6773] lock(&HFSPLUS_I(inode)->extents_lock); [ 51.548491][ T6773] lock(&HFSPLUS_I(inode)->extents_lock); [ 51.549308][ T6773] [ 51.549308][ T6773] *** DEADLOCK *** [ 51.549308][ T6773] [ 51.550468][ T6773] May be due to missing lock nesting notation [ 51.550468][ T6773] [ 51.551637][ T6773] 4 locks held by syz.0.17/6773: [ 51.552330][ T6773] #0: ffff0000c6476420 (sb_writers#11){.+.+}-{0:0}, at: vfs_writev+0x21c/0x7cc [ 51.553638][ T6773] #1: ffff0000c31fab78 (&sb->s_type->i_mutex_key#22){+.+.}-{4:4}, at: generic_file_write_iter+0xdc/0x47c [ 51.555316][ T6773] #2: ffff0000c31fa988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x1b8/0x159c [ 51.556950][ T6773] #3: ffff0000c9b570f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_allocate+0x94/0x9ac [ 51.558411][ T6773] [ 51.558411][ T6773] stack backtrace: [ 51.559212][ T6773] CPU: 1 UID: 0 PID: 6773 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT [ 51.560380][ T6773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 51.561804][ T6773] Call trace: [ 51.562248][ T6773] show_stack+0x2c/0x3c (C) [ 51.562910][ T6773] __dump_stack+0x30/0x40 [ 51.563509][ T6773] dump_stack_lvl+0xd8/0x12c [ 51.564150][ T6773] dump_stack+0x1c/0x28 [ 51.564766][ T6773] print_deadlock_bug+0x2e8/0x2f0 [ 51.565508][ T6773] __lock_acquire+0x2940/0x30a4 [ 51.566216][ T6773] lock_acquire+0x140/0x2e0 [ 51.566845][ T6773] __mutex_lock_common+0x1d0/0x2678 [ 51.567598][ T6773] mutex_lock_nested+0x2c/0x38 [ 51.568311][ T6773] hfsplus_get_block+0x2d4/0x1268 [ 51.569097][ T6773] block_read_full_folio+0x2ec/0x824 [ 51.569860][ T6773] hfsplus_read_folio+0x28/0x38 [ 51.570585][ T6773] filemap_read_folio+0xec/0x2f8 [ 51.571341][ T6773] do_read_cache_folio+0x370/0x5c8 [ 51.572185][ T6773] read_cache_page+0x6c/0x160 [ 51.572922][ T6773] hfsplus_block_allocate+0xe4/0x9ac [ 51.573691][ T6773] hfsplus_file_extend+0x774/0x159c [ 51.574426][ T6773] hfsplus_get_block+0x32c/0x1268 [ 51.575155][ T6773] __block_write_begin_int+0x53c/0x15e8 [ 51.575969][ T6773] cont_write_begin+0x630/0x96c [ 51.576700][ T6773] hfsplus_write_begin+0x7c/0xc4 [ 51.577434][ T6773] cont_write_begin+0x26c/0x96c [ 51.578168][ T6773] hfsplus_write_begin+0x7c/0xc4 [ 51.578924][ T6773] generic_perform_write+0x244/0x7bc [ 51.579701][ T6773] __generic_file_write_iter+0xfc/0x204 [ 51.580522][ T6773] generic_file_write_iter+0x10c/0x47c [ 51.581370][ T6773] do_iter_readv_writev+0x4bc/0x720 [ 51.582131][ T6773] vfs_writev+0x29c/0x7cc [ 51.582764][ T6773] __arm64_sys_pwritev2+0x1bc/0x2cc [ 51.583516][ T6773] invoke_syscall+0x98/0x254 [ 51.584211][ T6773] el0_svc_common+0xe8/0x23c [ 51.584915][ T6773] do_el0_svc+0x48/0x58 [ 51.585650][ T6773] el0_svc+0x5c/0x26c [ 51.586276][ T6773] el0t_64_sync_handler+0x84/0x12c [ 51.587024][ T6773] el0t_64_sync+0x198/0x19c