Warning: Permanently added '10.128.1.142' (ED25519) to the list of known hosts. 2025/12/02 16:49:27 parsed 1 programs [ 86.927058][ T44] cfg80211: failed to load regulatory.db [ 87.435020][ T5816] cgroup: Unknown subsys name 'net' [ 87.675622][ T5816] cgroup: Unknown subsys name 'cpuset' [ 87.731359][ T5816] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 89.429802][ T5816] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 92.363957][ T5125] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 92.366085][ T5125] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 92.367069][ T5125] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 92.368661][ T5125] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 92.369390][ T5125] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 96.083582][ T58] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.083604][ T58] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.140187][ T58] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.140207][ T58] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.712667][ T5875] chnl_net:caif_netlink_parms(): no params data found [ 97.382915][ T5875] bridge0: port 1(bridge_slave_0) entered blocking state [ 97.383063][ T5875] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.383252][ T5875] bridge_slave_0: entered allmulticast mode [ 97.387348][ T5875] bridge_slave_0: entered promiscuous mode [ 97.399383][ T5875] bridge0: port 2(bridge_slave_1) entered blocking state [ 97.399504][ T5875] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.399680][ T5875] bridge_slave_1: entered allmulticast mode [ 97.403419][ T5875] bridge_slave_1: entered promiscuous mode [ 97.897263][ T5875] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 97.922330][ T5875] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 98.172521][ T5875] team0: Port device team_slave_0 added [ 98.233305][ T5875] team0: Port device team_slave_1 added [ 98.553347][ T5875] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 98.553358][ T5875] 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. [ 98.553372][ T5875] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 98.556610][ T5875] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 98.556625][ T5875] 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. [ 98.556650][ T5875] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 98.797119][ T5875] hsr_slave_0: entered promiscuous mode [ 98.798140][ T5875] hsr_slave_1: entered promiscuous mode [ 99.192887][ T5875] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 99.228869][ T5875] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.265522][ T5875] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.304127][ T5875] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.433685][ T5875] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.528768][ T5875] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.543071][ T156] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.543890][ T156] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.569104][ T58] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.569237][ T58] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.769854][ T5875] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.823235][ T5875] veth0_vlan: entered promiscuous mode [ 99.830238][ T5875] veth1_vlan: entered promiscuous mode [ 99.869222][ T5875] veth0_macvtap: entered promiscuous mode [ 99.882323][ T5875] veth1_macvtap: entered promiscuous mode [ 99.897931][ T5875] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.915654][ T5875] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.940067][ T1311] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.944912][ T1311] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.944958][ T1311] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.944993][ T1311] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.655785][ T1311] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.894448][ T1311] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.102793][ T1311] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.855276][ T1311] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/12/02 16:49:45 executed programs: 0 [ 102.546430][ T5125] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 102.551345][ T5125] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 102.560176][ T5125] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 102.573709][ T5125] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 102.576124][ T5125] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 102.786911][ T5920] chnl_net:caif_netlink_parms(): no params data found [ 103.022573][ T5920] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.022796][ T5920] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.022985][ T5920] bridge_slave_0: entered allmulticast mode [ 103.025654][ T5920] bridge_slave_0: entered promiscuous mode [ 103.028920][ T5920] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.029075][ T5920] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.029352][ T5920] bridge_slave_1: entered allmulticast mode [ 103.031104][ T5920] bridge_slave_1: entered promiscuous mode [ 103.219556][ T5920] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 103.248930][ T5920] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 103.424414][ T5920] team0: Port device team_slave_0 added [ 103.429967][ T5920] team0: Port device team_slave_1 added [ 103.603456][ T5920] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 103.603472][ T5920] 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. [ 103.603493][ T5920] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 103.605154][ T5920] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 103.605167][ T5920] 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. [ 103.605187][ T5920] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 103.959626][ T1311] bridge_slave_1: left allmulticast mode [ 103.959753][ T1311] bridge_slave_1: left promiscuous mode [ 103.970700][ T1311] bridge0: port 2(bridge_slave_1) entered disabled state [ 104.042068][ T1311] bridge_slave_0: left allmulticast mode [ 104.042088][ T1311] bridge_slave_0: left promiscuous mode [ 104.042767][ T1311] bridge0: port 1(bridge_slave_0) entered disabled state [ 104.673094][ T61] Bluetooth: hci0: command tx timeout [ 105.721370][ T1311] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 105.791790][ T1311] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 105.824565][ T1311] bond0 (unregistering): Released all slaves [ 105.984448][ T5920] hsr_slave_0: entered promiscuous mode [ 105.985253][ T5920] hsr_slave_1: entered promiscuous mode [ 105.985911][ T5920] debugfs: 'hsr0' already exists in 'hsr' [ 105.985988][ T5920] Cannot create hsr debugfs directory [ 106.130973][ T1311] hsr_slave_0: left promiscuous mode [ 106.171497][ T1311] hsr_slave_1: left promiscuous mode [ 106.172330][ T1311] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 106.172392][ T1311] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 106.197268][ T1311] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 106.197299][ T1311] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 106.288763][ T1311] veth1_macvtap: left promiscuous mode [ 106.288918][ T1311] veth0_macvtap: left promiscuous mode [ 106.289080][ T1311] veth1_vlan: left promiscuous mode [ 106.289248][ T1311] veth0_vlan: left promiscuous mode [ 106.760828][ T61] Bluetooth: hci0: command tx timeout [ 108.261422][ T1311] team0 (unregistering): Port device team_slave_1 removed [ 108.501413][ T1311] team0 (unregistering): Port device team_slave_0 removed [ 108.840894][ T61] Bluetooth: hci0: command tx timeout [ 110.910920][ T61] Bluetooth: hci0: command tx timeout [ 112.396972][ T5920] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 112.444199][ T5920] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 112.494017][ T5920] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 112.533959][ T5920] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 112.669978][ T5920] 8021q: adding VLAN 0 to HW filter on device bond0 [ 112.696871][ T5920] 8021q: adding VLAN 0 to HW filter on device team0 [ 112.708713][ T58] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.709208][ T58] bridge0: port 1(bridge_slave_0) entered forwarding state [ 112.733471][ T156] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.733559][ T156] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.182576][ T5920] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 113.237037][ T5920] veth0_vlan: entered promiscuous mode [ 113.259130][ T5920] veth1_vlan: entered promiscuous mode [ 113.304558][ T5920] veth0_macvtap: entered promiscuous mode [ 113.307741][ T5920] veth1_macvtap: entered promiscuous mode [ 113.335319][ T5920] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 113.354650][ T5920] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 113.369701][ T1311] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.370377][ T1311] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.370418][ T1311] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.370452][ T1311] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.573169][ T156] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 113.573190][ T156] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 113.616037][ T1311] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 113.616055][ T1311] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/12/02 16:49:56 executed programs: 2 [ 113.750444][ T5996] loop0: detected capacity change from 0 to 1024 [ 113.896718][ T5996] [ 113.896727][ T5996] ============================================ [ 113.896731][ T5996] WARNING: possible recursive locking detected [ 113.896745][ T5996] syzkaller #0 Not tainted [ 113.896751][ T5996] -------------------------------------------- [ 113.896754][ T5996] syz.0.17/5996 is trying to acquire lock: [ 113.896760][ T5996] ffff8880338b00a0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x168/0x290 [ 113.896798][ T5996] [ 113.896798][ T5996] but task is already holding lock: [ 113.896801][ T5996] ffff8880338b00a0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x168/0x290 [ 113.896825][ T5996] [ 113.896825][ T5996] other info that might help us debug this: [ 113.896828][ T5996] Possible unsafe locking scenario: [ 113.896828][ T5996] [ 113.896831][ T5996] CPU0 [ 113.896834][ T5996] ---- [ 113.896842][ T5996] lock(&tree->tree_lock/1); [ 113.896851][ T5996] lock(&tree->tree_lock/1); [ 113.896859][ T5996] [ 113.896859][ T5996] *** DEADLOCK *** [ 113.896859][ T5996] [ 113.896861][ T5996] May be due to missing lock nesting notation [ 113.896861][ T5996] [ 113.896865][ T5996] 5 locks held by syz.0.17/5996: [ 113.896870][ T5996] #0: ffff888033c50480 (sb_writers#12){.+.+}-{0:0}, at: vfs_write+0x217/0xb40 [ 113.896898][ T5996] #1: ffff88803ad08ad8 (&sb->s_type->i_mutex_key#22){+.+.}-{4:4}, at: generic_file_write_iter+0xec/0x550 [ 113.896922][ T5996] #2: ffff88803ad08878 (&hip->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x1f8/0x1ba0 [ 113.896949][ T5996] #3: ffff8880338b00a0 (&tree->tree_lock/1){+.+.}-{4:4}, at: hfsplus_find_init+0x168/0x290 [ 113.896974][ T5996] #4: ffff88803ad080f8 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x1f8/0x1ba0 [ 113.897001][ T5996] [ 113.897001][ T5996] stack backtrace: [ 113.897013][ T5996] CPU: 1 UID: 0 PID: 5996 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 113.897024][ T5996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 113.897036][ T5996] Call Trace: [ 113.897042][ T5996] [ 113.897046][ T5996] dump_stack_lvl+0x189/0x250 [ 113.897060][ T5996] ? __pfx_dump_stack_lvl+0x10/0x10 [ 113.897071][ T5996] ? __pfx__printk+0x10/0x10 [ 113.897084][ T5996] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 113.897100][ T5996] ? print_lock_name+0xde/0x100 [ 113.897114][ T5996] print_deadlock_bug+0x279/0x290 [ 113.897129][ T5996] __lock_acquire+0x2540/0x2cf0 [ 113.897144][ T5996] ? hfsplus_find_init+0x168/0x290 [ 113.897155][ T5996] lock_acquire+0x117/0x340 [ 113.897165][ T5996] ? hfsplus_find_init+0x168/0x290 [ 113.897178][ T5996] ? hfsplus_find_init+0x168/0x290 [ 113.897188][ T5996] mutex_lock_nested+0x5a/0x1d0 [ 113.897199][ T5996] ? hfsplus_find_init+0x168/0x290 [ 113.897210][ T5996] hfsplus_find_init+0x168/0x290 [ 113.897221][ T5996] hfsplus_file_extend+0x40e/0x1ba0 [ 113.897237][ T5996] ? __pfx_hfsplus_file_extend+0x10/0x10 [ 113.897254][ T5996] ? __asan_memset+0x22/0x50 [ 113.897264][ T5996] ? hfsplus_brec_find+0x1a9/0x510 [ 113.897277][ T5996] hfsplus_bmap_reserve+0x125/0x500 [ 113.897289][ T5996] __hfsplus_ext_write_extent+0x2b0/0x5e0 [ 113.897304][ T5996] __hfsplus_ext_cache_extent+0x9f/0xd40 [ 113.897319][ T5996] hfsplus_file_extend+0x437/0x1ba0 [ 113.897335][ T5996] ? __pfx_hfsplus_file_extend+0x10/0x10 [ 113.897350][ T5996] ? clean_bdev_aliases+0x5c9/0x6b0 [ 113.897364][ T5996] ? __pfx_clean_bdev_aliases+0x10/0x10 [ 113.897376][ T5996] hfsplus_get_block+0x40c/0x15e0 [ 113.897392][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.897406][ T5996] ? rt_spin_unlock+0x161/0x200 [ 113.897419][ T5996] __block_write_begin_int+0x6b5/0x1900 [ 113.897433][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.897447][ T5996] ? __pfx___block_write_begin_int+0x10/0x10 [ 113.897461][ T5996] cont_write_begin+0x789/0xb50 [ 113.897475][ T5996] ? __pfx_cont_write_begin+0x10/0x10 [ 113.897486][ T5996] ? __pfx___might_resched+0x10/0x10 [ 113.897496][ T5996] ? folio_unlock+0x101/0x160 [ 113.897509][ T5996] hfsplus_write_begin+0x66/0xb0 [ 113.897522][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.897536][ T5996] generic_perform_write+0x29d/0x8c0 [ 113.897546][ T5996] ? __pfx_generic_perform_write+0x10/0x10 [ 113.897555][ T5996] ? file_update_time_flags+0x2d1/0x4f0 [ 113.897567][ T5996] ? __generic_file_write_iter+0xfc/0x240 [ 113.897576][ T5996] ? generic_file_write_iter+0x104/0x550 [ 113.897585][ T5996] generic_file_write_iter+0x118/0x550 [ 113.897594][ T5996] ? __pfx_generic_file_write_iter+0x10/0x10 [ 113.897603][ T5996] ? __lock_acquire+0x6b6/0x2cf0 [ 113.897619][ T5996] ? rcu_read_lock_any_held+0xb3/0x120 [ 113.897633][ T5996] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 113.897649][ T5996] vfs_write+0x5d5/0xb40 [ 113.897661][ T5996] ? __pfx_generic_file_write_iter+0x10/0x10 [ 113.897670][ T5996] ? __pfx_vfs_write+0x10/0x10 [ 113.897681][ T5996] ? __pfx_do_futex+0x10/0x10 [ 113.897694][ T5996] ksys_write+0x14b/0x260 [ 113.897706][ T5996] ? __pfx_ksys_write+0x10/0x10 [ 113.897718][ T5996] ? do_syscall_64+0xbe/0xf80 [ 113.897733][ T5996] do_syscall_64+0xfa/0xf80 [ 113.897746][ T5996] ? lockdep_hardirqs_on+0x98/0x140 [ 113.897759][ T5996] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.897768][ T5996] ? clear_bhb_loop+0x60/0xb0 [ 113.897778][ T5996] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.897788][ T5996] RIP: 0033:0x7f8270c6f749 [ 113.897800][ T5996] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 [ 113.897809][ T5996] RSP: 002b:00007ffe680bd058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 113.897819][ T5996] RAX: ffffffffffffffda RBX: 00007f8270ec5fa0 RCX: 00007f8270c6f749 [ 113.897826][ T5996] RDX: 0000000000032600 RSI: 0000200000000080 RDI: 0000000000000004 [ 113.897832][ T5996] RBP: 00007f8270cf3f91 R08: 0000000000000000 R09: 0000000000000000 [ 113.897842][ T5996] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 113.897848][ T5996] R13: 00007f8270ec5fa0 R14: 00007f8270ec5fa0 R15: 0000000000000003 [ 113.897857][ T5996] [ 113.897879][ T5996] ------------[ cut here ]------------ [ 113.897883][ T5996] rtmutex deadlock detected [ 113.897886][ T5996] WARNING: kernel/locking/rtmutex.c:1674 at 0x0, CPU#1: syz.0.17/5996 [ 113.897897][ T5996] Modules linked in: [ 113.897904][ T5996] CPU: 1 UID: 0 PID: 5996 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 113.897915][ T5996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 113.897920][ T5996] RIP: 0010:rt_mutex_handle_deadlock+0x21/0xb0 [ 113.897933][ T5996] Code: 90 90 90 90 90 90 90 90 90 41 57 41 56 41 55 41 54 53 83 ff dd 0f 85 86 00 00 00 48 89 f7 e8 a6 3b 01 00 48 8d 3d 9f 08 1a 04 <67> 48 0f b9 3a 4c 8d 3d 00 00 00 00 65 48 8b 1c 25 08 80 a9 91 4c [ 113.897940][ T5996] RSP: 0018:ffffc90003cc6d50 EFLAGS: 00010286 [ 113.897948][ T5996] RAX: 0000000080000000 RBX: ffffc90003cc6de0 RCX: 0000000000000000 [ 113.897955][ T5996] RDX: 0000000000000000 RSI: ffffffff8b3e7e60 RDI: ffffffff8edc6020 [ 113.897961][ T5996] RBP: ffffc90003cc6ee8 R08: ffffffff8ed94377 R09: 1ffffffff1db286e [ 113.897968][ T5996] R10: dffffc0000000000 R11: fffffbfff1db286f R12: 1ffff92000798db8 [ 113.897975][ T5996] R13: ffffffff8ac25269 R14: ffff8880338b0048 R15: dffffc0000000000 [ 113.897983][ T5996] FS: 0000555572844500(0000) GS:ffff888126e88000(0000) knlGS:0000000000000000 [ 113.897991][ T5996] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 113.897997][ T5996] CR2: 0000200000030000 CR3: 000000002ca9a000 CR4: 00000000003526f0 [ 113.898007][ T5996] Call Trace: [ 113.898010][ T5996] [ 113.898014][ T5996] ? rt_mutex_slowlock+0x1c9/0x6b0 [ 113.898025][ T5996] rt_mutex_slowlock+0x666/0x6b0 [ 113.898037][ T5996] ? rt_mutex_slowlock+0x1c9/0x6b0 [ 113.898048][ T5996] ? __pfx_rt_mutex_slowlock+0x10/0x10 [ 113.898063][ T5996] ? hfsplus_find_init+0x168/0x290 [ 113.898073][ T5996] mutex_lock_nested+0x16a/0x1d0 [ 113.898085][ T5996] hfsplus_find_init+0x168/0x290 [ 113.898096][ T5996] hfsplus_file_extend+0x40e/0x1ba0 [ 113.898112][ T5996] ? __pfx_hfsplus_file_extend+0x10/0x10 [ 113.898129][ T5996] ? __asan_memset+0x22/0x50 [ 113.898139][ T5996] ? hfsplus_brec_find+0x1a9/0x510 [ 113.898151][ T5996] hfsplus_bmap_reserve+0x125/0x500 [ 113.898163][ T5996] __hfsplus_ext_write_extent+0x2b0/0x5e0 [ 113.898178][ T5996] __hfsplus_ext_cache_extent+0x9f/0xd40 [ 113.898194][ T5996] hfsplus_file_extend+0x437/0x1ba0 [ 113.898210][ T5996] ? __pfx_hfsplus_file_extend+0x10/0x10 [ 113.898225][ T5996] ? clean_bdev_aliases+0x5c9/0x6b0 [ 113.898238][ T5996] ? __pfx_clean_bdev_aliases+0x10/0x10 [ 113.898251][ T5996] hfsplus_get_block+0x40c/0x15e0 [ 113.898266][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.898280][ T5996] ? rt_spin_unlock+0x161/0x200 [ 113.898293][ T5996] __block_write_begin_int+0x6b5/0x1900 [ 113.898308][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.898322][ T5996] ? __pfx___block_write_begin_int+0x10/0x10 [ 113.898335][ T5996] cont_write_begin+0x789/0xb50 [ 113.898349][ T5996] ? __pfx_cont_write_begin+0x10/0x10 [ 113.898361][ T5996] ? __pfx___might_resched+0x10/0x10 [ 113.898370][ T5996] ? folio_unlock+0x101/0x160 [ 113.898383][ T5996] hfsplus_write_begin+0x66/0xb0 [ 113.898395][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.898409][ T5996] generic_perform_write+0x29d/0x8c0 [ 113.898420][ T5996] ? __pfx_generic_perform_write+0x10/0x10 [ 113.898429][ T5996] ? file_update_time_flags+0x2d1/0x4f0 [ 113.898440][ T5996] ? __generic_file_write_iter+0xfc/0x240 [ 113.898448][ T5996] ? generic_file_write_iter+0x104/0x550 [ 113.898458][ T5996] generic_file_write_iter+0x118/0x550 [ 113.898467][ T5996] ? __pfx_generic_file_write_iter+0x10/0x10 [ 113.898475][ T5996] ? __lock_acquire+0x6b6/0x2cf0 [ 113.898492][ T5996] ? rcu_read_lock_any_held+0xb3/0x120 [ 113.898505][ T5996] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 113.898525][ T5996] vfs_write+0x5d5/0xb40 [ 113.898537][ T5996] ? __pfx_generic_file_write_iter+0x10/0x10 [ 113.898546][ T5996] ? __pfx_vfs_write+0x10/0x10 [ 113.898557][ T5996] ? __pfx_do_futex+0x10/0x10 [ 113.898570][ T5996] ksys_write+0x14b/0x260 [ 113.898581][ T5996] ? __pfx_ksys_write+0x10/0x10 [ 113.898593][ T5996] ? do_syscall_64+0xbe/0xf80 [ 113.898607][ T5996] do_syscall_64+0xfa/0xf80 [ 113.898621][ T5996] ? lockdep_hardirqs_on+0x98/0x140 [ 113.898634][ T5996] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.898643][ T5996] ? clear_bhb_loop+0x60/0xb0 [ 113.898653][ T5996] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.898663][ T5996] RIP: 0033:0x7f8270c6f749 [ 113.898670][ T5996] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 [ 113.898677][ T5996] RSP: 002b:00007ffe680bd058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 113.898686][ T5996] RAX: ffffffffffffffda RBX: 00007f8270ec5fa0 RCX: 00007f8270c6f749 [ 113.898693][ T5996] RDX: 0000000000032600 RSI: 0000200000000080 RDI: 0000000000000004 [ 113.898699][ T5996] RBP: 00007f8270cf3f91 R08: 0000000000000000 R09: 0000000000000000 [ 113.898706][ T5996] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 113.898711][ T5996] R13: 00007f8270ec5fa0 R14: 00007f8270ec5fa0 R15: 0000000000000003 [ 113.898721][ T5996] [ 113.898730][ T5996] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 113.898737][ T5996] CPU: 1 UID: 0 PID: 5996 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 113.898748][ T5996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 113.898753][ T5996] Call Trace: [ 113.898757][ T5996] [ 113.898760][ T5996] dump_stack_lvl+0x99/0x250 [ 113.898771][ T5996] ? __asan_memcpy+0x40/0x70 [ 113.898782][ T5996] ? __pfx_dump_stack_lvl+0x10/0x10 [ 113.898793][ T5996] ? __pfx__printk+0x10/0x10 [ 113.898809][ T5996] vpanic+0x237/0x6d0 [ 113.898820][ T5996] ? __pfx_vpanic+0x10/0x10 [ 113.898831][ T5996] ? is_bpf_text_address+0x292/0x2b0 [ 113.898851][ T5996] ? is_bpf_text_address+0x26/0x2b0 [ 113.898866][ T5996] panic+0xb9/0xc0 [ 113.898877][ T5996] ? __pfx_panic+0x10/0x10 [ 113.898891][ T5996] __warn+0x317/0x4b0 [ 113.898904][ T5996] __report_bug+0x288/0x500 [ 113.898919][ T5996] ? __show_trace_log_lvl+0x4fb/0x550 [ 113.898932][ T5996] ? __pfx___report_bug+0x10/0x10 [ 113.898946][ T5996] ? __printk_cpu_sync_put+0x68/0x80 [ 113.898956][ T5996] ? dump_stack_lvl+0x1e0/0x250 [ 113.898968][ T5996] report_bug_entry+0x16a/0x220 [ 113.898981][ T5996] ? rt_mutex_handle_deadlock+0x21/0xb0 [ 113.898993][ T5996] ? rt_mutex_handle_deadlock+0x26/0xb0 [ 113.899004][ T5996] handle_bug+0xca/0x200 [ 113.899014][ T5996] exc_invalid_op+0x1a/0x50 [ 113.899023][ T5996] asm_exc_invalid_op+0x1a/0x20 [ 113.899032][ T5996] RIP: 0010:rt_mutex_handle_deadlock+0x21/0xb0 [ 113.899044][ T5996] Code: 90 90 90 90 90 90 90 90 90 41 57 41 56 41 55 41 54 53 83 ff dd 0f 85 86 00 00 00 48 89 f7 e8 a6 3b 01 00 48 8d 3d 9f 08 1a 04 <67> 48 0f b9 3a 4c 8d 3d 00 00 00 00 65 48 8b 1c 25 08 80 a9 91 4c [ 113.899052][ T5996] RSP: 0018:ffffc90003cc6d50 EFLAGS: 00010286 [ 113.899060][ T5996] RAX: 0000000080000000 RBX: ffffc90003cc6de0 RCX: 0000000000000000 [ 113.899066][ T5996] RDX: 0000000000000000 RSI: ffffffff8b3e7e60 RDI: ffffffff8edc6020 [ 113.899073][ T5996] RBP: ffffc90003cc6ee8 R08: ffffffff8ed94377 R09: 1ffffffff1db286e [ 113.899080][ T5996] R10: dffffc0000000000 R11: fffffbfff1db286f R12: 1ffff92000798db8 [ 113.899087][ T5996] R13: ffffffff8ac25269 R14: ffff8880338b0048 R15: dffffc0000000000 [ 113.899095][ T5996] ? rt_mutex_slowlock+0x1c9/0x6b0 [ 113.899109][ T5996] ? rt_mutex_slowlock+0x1c9/0x6b0 [ 113.899120][ T5996] rt_mutex_slowlock+0x666/0x6b0 [ 113.899131][ T5996] ? rt_mutex_slowlock+0x1c9/0x6b0 [ 113.899142][ T5996] ? __pfx_rt_mutex_slowlock+0x10/0x10 [ 113.899158][ T5996] ? hfsplus_find_init+0x168/0x290 [ 113.899169][ T5996] mutex_lock_nested+0x16a/0x1d0 [ 113.899181][ T5996] hfsplus_find_init+0x168/0x290 [ 113.899192][ T5996] hfsplus_file_extend+0x40e/0x1ba0 [ 113.899208][ T5996] ? __pfx_hfsplus_file_extend+0x10/0x10 [ 113.899225][ T5996] ? __asan_memset+0x22/0x50 [ 113.899235][ T5996] ? hfsplus_brec_find+0x1a9/0x510 [ 113.899247][ T5996] hfsplus_bmap_reserve+0x125/0x500 [ 113.899259][ T5996] __hfsplus_ext_write_extent+0x2b0/0x5e0 [ 113.899275][ T5996] __hfsplus_ext_cache_extent+0x9f/0xd40 [ 113.899291][ T5996] hfsplus_file_extend+0x437/0x1ba0 [ 113.899307][ T5996] ? __pfx_hfsplus_file_extend+0x10/0x10 [ 113.899322][ T5996] ? clean_bdev_aliases+0x5c9/0x6b0 [ 113.899335][ T5996] ? __pfx_clean_bdev_aliases+0x10/0x10 [ 113.899348][ T5996] hfsplus_get_block+0x40c/0x15e0 [ 113.899364][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.899378][ T5996] ? rt_spin_unlock+0x161/0x200 [ 113.899391][ T5996] __block_write_begin_int+0x6b5/0x1900 [ 113.899406][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.899420][ T5996] ? __pfx___block_write_begin_int+0x10/0x10 [ 113.899434][ T5996] cont_write_begin+0x789/0xb50 [ 113.899448][ T5996] ? __pfx_cont_write_begin+0x10/0x10 [ 113.899460][ T5996] ? __pfx___might_resched+0x10/0x10 [ 113.899469][ T5996] ? folio_unlock+0x101/0x160 [ 113.899482][ T5996] hfsplus_write_begin+0x66/0xb0 [ 113.899494][ T5996] ? __pfx_hfsplus_get_block+0x10/0x10 [ 113.899508][ T5996] generic_perform_write+0x29d/0x8c0 [ 113.899519][ T5996] ? __pfx_generic_perform_write+0x10/0x10 [ 113.899529][ T5996] ? file_update_time_flags+0x2d1/0x4f0 [ 113.899540][ T5996] ? __generic_file_write_iter+0xfc/0x240 [ 113.899549][ T5996] ? generic_file_write_iter+0x104/0x550 [ 113.899558][ T5996] generic_file_write_iter+0x118/0x550 [ 113.899567][ T5996] ? __pfx_generic_file_write_iter+0x10/0x10 [ 113.899576][ T5996] ? __lock_acquire+0x6b6/0x2cf0 [ 113.899592][ T5996] ? rcu_read_lock_any_held+0xb3/0x120 [ 113.899606][ T5996] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 113.899622][ T5996] vfs_write+0x5d5/0xb40 [ 113.899634][ T5996] ? __pfx_generic_file_write_iter+0x10/0x10 [ 113.899643][ T5996] ? __pfx_vfs_write+0x10/0x10 [ 113.899655][ T5996] ? __pfx_do_futex+0x10/0x10 [ 113.899668][ T5996] ksys_write+0x14b/0x260 [ 113.899680][ T5996] ? __pfx_ksys_write+0x10/0x10 [ 113.899692][ T5996] ? do_syscall_64+0xbe/0xf80 [ 113.899706][ T5996] do_syscall_64+0xfa/0xf80 [ 113.899719][ T5996] ? lockdep_hardirqs_on+0x98/0x140 [ 113.899733][ T5996] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.899742][ T5996] ? clear_bhb_loop+0x60/0xb0 [ 113.899753][ T5996] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 113.899762][ T5996] RIP: 0033:0x7f8270c6f749 [ 113.899769][ T5996] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 [ 113.899776][ T5996] RSP: 002b:00007ffe680bd058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 113.899785][ T5996] RAX: ffffffffffffffda RBX: 00007f8270ec5fa0 RCX: 00007f8270c6f749 [ 113.899793][ T5996] RDX: 0000000000032600 RSI: 0000200000000080 RDI: 0000000000000004 [ 113.899799][ T5996] RBP: 00007f8270cf3f91 R08: 0000000000000000 R09: 0000000000000000 [ 113.899805][ T5996] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 113.899810][ T5996] R13: 00007f8270ec5fa0 R14: 00007f8270ec5fa0 R15: 0000000000000003 [ 113.899820][ T5996] [ 113.900213][ T5996] Kernel Offset: disabled