Warning: Permanently added '10.128.1.71' (ED25519) to the list of known hosts. 2026/05/04 06:17:44 parsed 1 programs [ 85.758363][ T5788] cgroup: Unknown subsys name 'net' [ 85.903528][ T5788] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 87.148037][ T787] cfg80211: failed to load regulatory.db [ 87.680173][ T5788] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 90.552700][ T5819] chnl_net:caif_netlink_parms(): no params data found [ 90.622470][ T5819] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.630169][ T5819] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.637716][ T5819] bridge_slave_0: entered allmulticast mode [ 90.644736][ T5819] bridge_slave_0: entered promiscuous mode [ 90.663214][ T5819] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.670931][ T5819] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.678259][ T5819] bridge_slave_1: entered allmulticast mode [ 90.685073][ T5819] bridge_slave_1: entered promiscuous mode [ 90.712655][ T5819] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 90.731519][ T5819] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 90.763378][ T5819] team0: Port device team_slave_0 added [ 90.779288][ T5819] team0: Port device team_slave_1 added [ 90.800492][ T5819] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 90.808403][ T5819] 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. [ 90.834641][ T5819] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 90.852472][ T5819] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 90.859637][ T5819] 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. [ 90.886038][ T5819] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.931399][ T5819] hsr_slave_0: entered promiscuous mode [ 90.938349][ T5819] hsr_slave_1: entered promiscuous mode [ 91.083485][ T5819] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.094318][ T5819] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.104973][ T5819] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.114873][ T5819] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.148084][ T5819] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.155498][ T5819] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.163455][ T5819] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.170625][ T5819] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.235025][ T5819] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.254360][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.267321][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.284599][ T5819] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.303287][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.310735][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.327090][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.334370][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.538540][ T5819] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.582793][ T5819] veth0_vlan: entered promiscuous mode [ 91.595379][ T5819] veth1_vlan: entered promiscuous mode [ 91.628525][ T5819] veth0_macvtap: entered promiscuous mode [ 91.644341][ T5819] veth1_macvtap: entered promiscuous mode [ 91.668798][ T5819] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.683439][ T5819] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.696740][ T5819] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.705736][ T5819] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.716336][ T5819] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.725066][ T5819] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.890510][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 91.899566][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 91.909082][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 91.918317][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 91.931250][ T51] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 91.939107][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.207417][ T2993] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 93.665484][ T49] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.687392][ T49] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.714979][ T49] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.723366][ T49] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.392708][ T2993] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/04 06:17:55 executed programs: 0 [ 94.881715][ T5085] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.891878][ T5085] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.900285][ T5085] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.911574][ T5085] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.920850][ T5085] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 94.928577][ T5085] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.061159][ T5886] chnl_net:caif_netlink_parms(): no params data found [ 95.123460][ T5886] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.130783][ T5886] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.138207][ T5886] bridge_slave_0: entered allmulticast mode [ 95.145664][ T5886] bridge_slave_0: entered promiscuous mode [ 95.158315][ T5886] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.165536][ T5886] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.173193][ T5886] bridge_slave_1: entered allmulticast mode [ 95.180368][ T5886] bridge_slave_1: entered promiscuous mode [ 95.207072][ T5886] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.219522][ T5886] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.249380][ T5886] team0: Port device team_slave_0 added [ 95.258268][ T5886] team0: Port device team_slave_1 added [ 95.282419][ T5886] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.289617][ T5886] 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. [ 95.317423][ T5886] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.330438][ T5886] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.338087][ T5886] 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. [ 95.364459][ T5886] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.406033][ T5886] hsr_slave_0: entered promiscuous mode [ 95.413290][ T5886] hsr_slave_1: entered promiscuous mode [ 95.419773][ T5886] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 95.427933][ T5886] Cannot create hsr debugfs directory [ 96.629811][ T2993] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.700500][ T2993] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.989017][ T51] Bluetooth: hci0: command tx timeout [ 97.638687][ T5886] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 97.650220][ T5886] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 97.665271][ T5886] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 97.687104][ T2993] hsr_slave_0: left promiscuous mode [ 97.699571][ T2993] hsr_slave_1: left promiscuous mode [ 97.707438][ T2993] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 97.714947][ T2993] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 97.723479][ T2993] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 97.746548][ T2993] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 97.755279][ T2993] bridge_slave_1: left allmulticast mode [ 97.764078][ T2993] bridge_slave_1: left promiscuous mode [ 97.771216][ T2993] bridge0: port 2(bridge_slave_1) entered disabled state [ 97.789874][ T2993] bridge_slave_0: left allmulticast mode [ 97.795634][ T2993] bridge_slave_0: left promiscuous mode [ 97.804414][ T2993] bridge0: port 1(bridge_slave_0) entered disabled state [ 97.839923][ T2993] veth1_macvtap: left promiscuous mode [ 97.847095][ T2993] veth0_macvtap: left promiscuous mode [ 97.853336][ T2993] veth1_vlan: left promiscuous mode [ 97.859575][ T2993] veth0_vlan: left promiscuous mode [ 98.332013][ T2993] team0 (unregistering): Port device team_slave_1 removed [ 98.370901][ T2993] team0 (unregistering): Port device team_slave_0 removed [ 98.407954][ T2993] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 98.444394][ T2993] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 98.698756][ T2993] bond0 (unregistering): Released all slaves [ 98.777491][ T5886] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 98.852507][ T5886] 8021q: adding VLAN 0 to HW filter on device bond0 [ 98.889710][ T5886] 8021q: adding VLAN 0 to HW filter on device team0 [ 98.902463][ T74] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.909729][ T74] bridge0: port 1(bridge_slave_0) entered forwarding state [ 98.937367][ T2976] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.944768][ T2976] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.066579][ T51] Bluetooth: hci0: command tx timeout [ 99.193116][ T5886] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 99.249235][ T5886] veth0_vlan: entered promiscuous mode [ 99.263090][ T5886] veth1_vlan: entered promiscuous mode [ 99.314604][ T5886] veth0_macvtap: entered promiscuous mode [ 99.333548][ T5886] veth1_macvtap: entered promiscuous mode [ 99.373305][ T5886] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 99.394421][ T5886] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 99.412831][ T5886] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.424172][ T5886] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.433421][ T5886] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.443083][ T5886] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 99.587694][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.601790][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.624467][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 99.633281][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 99.684873][ T5926] syz.0.17[5926]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 99.743984][ T5926] loop0: detected capacity change from 0 to 8192 [ 99.773791][ T5926] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 99.791135][ T5926] REISERFS (device loop0): found reiserfs format "3.6" with non-standard journal [ 99.801863][ T5926] REISERFS (device loop0): using ordered data mode [ 99.810128][ T5926] reiserfs: using flush barriers [ 99.819328][ T5926] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 99.837367][ T5926] REISERFS (device loop0): checking transaction log (loop0) [ 100.020836][ T5926] REISERFS (device loop0): Using tea hash to sort names [ 100.037868][ T5926] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 100.061215][ T5926] ================================================================== [ 100.069613][ T5926] BUG: KASAN: use-after-free in leaf_paste_entries+0x49e/0x10e0 [ 100.077370][ T5926] Read of size 2 at addr ffff88805c5f600c by task syz.0.17/5926 [ 100.085270][ T5926] [ 100.087602][ T5926] CPU: 1 PID: 5926 Comm: syz.0.17 Not tainted syzkaller #0 [ 100.094923][ T5926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 100.104991][ T5926] Call Trace: [ 100.108285][ T5926] [ 100.111238][ T5926] dump_stack_lvl+0x18c/0x250 [ 100.116032][ T5926] ? read_lock_is_recursive+0x20/0x20 [ 100.121526][ T5926] ? show_regs_print_info+0x20/0x20 [ 100.126740][ T5926] ? load_image+0x420/0x420 [ 100.131347][ T5926] ? _raw_spin_lock_irqsave+0xc0/0x100 [ 100.136839][ T5926] ? __virt_addr_valid+0x18c/0x540 [ 100.141966][ T5926] ? __virt_addr_valid+0x469/0x540 [ 100.147089][ T5926] print_report+0xa8/0x210 [ 100.151522][ T5926] ? leaf_paste_entries+0x49e/0x10e0 [ 100.156840][ T5926] kasan_report+0x117/0x150 [ 100.161372][ T5926] ? journal_mark_dirty+0x221/0xe00 [ 100.166602][ T5926] ? leaf_paste_entries+0x49e/0x10e0 [ 100.171919][ T5926] leaf_paste_entries+0x49e/0x10e0 [ 100.177074][ T5926] leaf_copy_dir_entries+0x6ee/0x9e0 [ 100.182644][ T5926] ? leaf_item_bottle+0x12e0/0x12e0 [ 100.187861][ T5926] ? mark_lock+0x94/0x320 [ 100.192205][ T5926] ? __lock_acquire+0x1347/0x7d40 [ 100.197246][ T5926] leaf_copy_boundary_item+0xb8c/0x21b0 [ 100.202814][ T5926] leaf_move_items+0x8cf/0xec0 [ 100.207863][ T5926] ? reiserfs_convert_objectid_map_v1+0x500/0x500 [ 100.214303][ T5926] ? leaf_delete_items_entirely+0x2cb/0x8b0 [ 100.220303][ T5926] leaf_shift_left+0xbd/0x450 [ 100.224997][ T5926] balance_leaf+0x132e/0x10df0 [ 100.229862][ T5926] ? verify_lock_unused+0x140/0x140 [ 100.235072][ T5926] ? lockdep_hardirqs_on_prepare+0x40d/0x770 [ 100.241068][ T5926] ? lock_chain_count+0x20/0x20 [ 100.245932][ T5926] ? _raw_spin_unlock_irqrestore+0x86/0x120 [ 100.251841][ T5926] ? do_balance+0x930/0x930 [ 100.256552][ T5926] ? __mutex_trylock_common+0x159/0x260 [ 100.262157][ T5926] ? trace_raw_output_contention_end+0xd0/0xd0 [ 100.268325][ T5926] ? rcu_is_watching+0x15/0xb0 [ 100.273104][ T5926] ? trace_contention_end+0x39/0xe0 [ 100.278312][ T5926] ? __mutex_lock+0x315/0xcc0 [ 100.283008][ T5926] ? __might_sleep+0xe0/0xe0 [ 100.287715][ T5926] ? __mutex_unlock_slowpath+0x1b4/0x6c0 [ 100.293447][ T5926] ? reiserfs_write_lock_nested+0x60/0xd0 [ 100.299358][ T5926] ? mutex_lock_nested+0x20/0x20 [ 100.304312][ T5926] ? get_empty_nodes+0x48e/0x920 [ 100.309357][ T5926] ? __wake_up+0x1a0/0x1a0 [ 100.313788][ T5926] ? write_boundary_block+0xb0/0xb0 [ 100.319010][ T5926] ? get_neighbors+0x1030/0x1030 [ 100.323964][ T5926] ? indirect_create_vi+0xd/0x50 [ 100.328909][ T5926] ? indirect_check_item+0x10/0x10 [ 100.334120][ T5926] ? create_virtual_node+0x1fb/0x1b60 [ 100.339782][ T5926] ? fix_nodes+0x7bf3/0x8350 [ 100.344571][ T5926] ? reiserfs_write_lock_nested+0x60/0xd0 [ 100.350499][ T5926] ? reiserfs_write_unlock_nested+0xc4/0xf0 [ 100.356434][ T5926] do_balance+0x31c/0x930 [ 100.360898][ T5926] ? get_right_neighbor_position+0x210/0x210 [ 100.367004][ T5926] ? reiserfs_delete_item+0xf20/0xf20 [ 100.372411][ T5926] ? calc_deleted_bytes_number+0x465/0x800 [ 100.378275][ T5926] reiserfs_cut_from_item+0x156e/0x1fe0 [ 100.384041][ T5926] ? reiserfs_do_truncate+0x12d0/0x12d0 [ 100.389605][ T5926] ? search_by_key+0x4453/0x4650 [ 100.394774][ T5926] ? make_cpu_key+0x2f/0x230 [ 100.399406][ T5926] reiserfs_do_truncate+0x9c2/0x12d0 [ 100.404807][ T5926] ? reiserfs_delete_object+0x1a0/0x1a0 [ 100.410373][ T5926] ? journal_begin+0x1f5/0x360 [ 100.415239][ T5926] ? reiserfs_update_inode_transaction+0x20/0x130 [ 100.421671][ T5926] reiserfs_truncate_file+0x480/0x7d0 [ 100.427064][ T5926] ? reiserfs_new_symlink+0x580/0x580 [ 100.432538][ T5926] ? unmap_mapping_range+0xe7/0x180 [ 100.437833][ T5926] ? setattr_prepare+0x1e6/0xac0 [ 100.442791][ T5926] reiserfs_setattr+0xc1e/0x1230 [ 100.447753][ T5926] ? reiserfs_commit_write+0x620/0x620 [ 100.453225][ T5926] ? ktime_get_coarse_real_ts64+0x110/0x120 [ 100.459137][ T5926] ? current_time+0x1bf/0x280 [ 100.463829][ T5926] ? inode_set_ctime_current+0x2e0/0x2e0 [ 100.469474][ T5926] ? evm_inode_setattr+0x94/0x6a0 [ 100.474512][ T5926] ? bpf_lsm_inode_setattr+0x9/0x10 [ 100.479721][ T5926] ? try_break_deleg+0x79/0x120 [ 100.484701][ T5926] ? reiserfs_commit_write+0x620/0x620 [ 100.490288][ T5926] notify_change+0xb0d/0xe10 [ 100.494905][ T5926] do_truncate+0x1b0/0x240 [ 100.499340][ T5926] ? put_page_bootmem+0x2c0/0x2c0 [ 100.504550][ T5926] ? apparmor_file_truncate+0x24a/0x2e0 [ 100.510124][ T5926] ? ima_bprm_check+0x200/0x200 [ 100.515164][ T5926] path_openat+0x2a32/0x3230 [ 100.519891][ T5926] ? verify_lock_unused+0x140/0x140 [ 100.525106][ T5926] ? do_filp_open+0x430/0x430 [ 100.529795][ T5926] ? __virt_addr_valid+0x18c/0x540 [ 100.535094][ T5926] do_filp_open+0x1f5/0x430 [ 100.539705][ T5926] ? vfs_tmpfile+0x490/0x490 [ 100.544484][ T5926] ? _raw_spin_unlock+0x28/0x40 [ 100.549697][ T5926] ? alloc_fd+0x58f/0x630 [ 100.554056][ T5926] do_sys_openat2+0x134/0x1d0 [ 100.558841][ T5926] ? do_sys_open+0xe0/0xe0 [ 100.563275][ T5926] ? lockdep_hardirqs_on_prepare+0x40d/0x770 [ 100.569275][ T5926] ? lock_chain_count+0x20/0x20 [ 100.574139][ T5926] __x64_sys_open+0x11f/0x140 [ 100.579027][ T5926] do_syscall_64+0x55/0xa0 [ 100.583566][ T5926] ? clear_bhb_loop+0x40/0x90 [ 100.588260][ T5926] ? clear_bhb_loop+0x40/0x90 [ 100.592956][ T5926] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 100.598863][ T5926] RIP: 0033:0x7f220eb9cdd9 [ 100.603286][ T5926] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 100.623001][ T5926] RSP: 002b:00007ffc45fc08f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 100.631610][ T5926] RAX: ffffffffffffffda RBX: 00007f220ee15fa0 RCX: 00007f220eb9cdd9 [ 100.639770][ T5926] RDX: 0000000000000000 RSI: 000000000014937e RDI: 00002000000002c0 [ 100.647755][ T5926] RBP: 00007f220ec32d69 R08: 0000000000000000 R09: 0000000000000000 [ 100.656008][ T5926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 100.664087][ T5926] R13: 00007f220ee15fac R14: 00007f220ee15fa0 R15: 00007f220ee15fa0 [ 100.672250][ T5926] [ 100.675365][ T5926] [ 100.677846][ T5926] The buggy address belongs to the physical page: [ 100.684262][ T5926] page:ffffea0001717d80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x5c5f6 [ 100.694421][ T5926] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff) [ 100.701538][ T5926] page_type: 0xffffffff() [ 100.705975][ T5926] raw: 00fff00000000000 ffffea0001717e88 ffff8880b8f41f20 0000000000000000 [ 100.714662][ T5926] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 100.723593][ T5926] page dumped because: kasan: bad access detected [ 100.730109][ T5926] page_owner tracks the page as freed [ 100.735570][ T5926] page last allocated via order 0, migratetype Movable, gfp_mask 0x141cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP|__GFP_WRITE), pid 5926, tgid 5926 (syz.0.17), ts 100053904207, free_ts 100060280586 [ 100.754363][ T5926] post_alloc_hook+0x1c1/0x200 [ 100.759239][ T5926] get_page_from_freelist+0x1951/0x19e0 [ 100.764961][ T5926] __alloc_pages+0x1f0/0x460 [ 100.769553][ T5926] folio_alloc+0x1e/0x30 [ 100.773812][ T5926] filemap_alloc_folio+0xdf/0x490 [ 100.778845][ T5926] __filemap_get_folio+0x3ea/0xbb0 [ 100.784146][ T5926] pagecache_get_page+0x2a/0x250 [ 100.789088][ T5926] reiserfs_write_begin+0x54/0x4c0 [ 100.794502][ T5926] generic_cont_expand_simple+0x141/0x200 [ 100.800319][ T5926] reiserfs_setattr+0x558/0x1230 [ 100.805266][ T5926] notify_change+0xb0d/0xe10 [ 100.809876][ T5926] do_truncate+0x1b0/0x240 [ 100.814304][ T5926] vfs_truncate+0x266/0x300 [ 100.818901][ T5926] do_sys_truncate+0xf6/0x1c0 [ 100.823591][ T5926] do_syscall_64+0x55/0xa0 [ 100.828016][ T5926] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 100.833951][ T5926] page last free stack trace: [ 100.838669][ T5926] free_unref_page_prepare+0x7b2/0x8c0 [ 100.844436][ T5926] free_unref_page_list+0xbe/0x860 [ 100.849758][ T5926] release_pages+0x1f7a/0x2200 [ 100.854536][ T5926] __folio_batch_release+0x71/0xe0 [ 100.859657][ T5926] truncate_inode_pages_range+0x3b9/0xfb0 [ 100.865386][ T5926] truncate_setsize+0xbd/0xe0 [ 100.870159][ T5926] reiserfs_setattr+0xc11/0x1230 [ 100.875662][ T5926] notify_change+0xb0d/0xe10 [ 100.880280][ T5926] do_truncate+0x1b0/0x240 [ 100.884797][ T5926] path_openat+0x2a32/0x3230 [ 100.889449][ T5926] do_filp_open+0x1f5/0x430 [ 100.893959][ T5926] do_sys_openat2+0x134/0x1d0 [ 100.898745][ T5926] __x64_sys_open+0x11f/0x140 [ 100.903534][ T5926] do_syscall_64+0x55/0xa0 [ 100.908324][ T5926] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 100.914353][ T5926] [ 100.916845][ T5926] Memory state around the buggy address: [ 100.922562][ T5926] ffff88805c5f5f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 100.930986][ T5926] ffff88805c5f5f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 100.939154][ T5926] >ffff88805c5f6000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 100.947327][ T5926] ^ [ 100.951760][ T5926] ffff88805c5f6080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 100.959914][ T5926] ffff88805c5f6100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 100.968067][ T5926] ================================================================== [ 101.006040][ T5926] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 101.013305][ T5926] CPU: 1 PID: 5926 Comm: syz.0.17 Not tainted syzkaller #0 [ 101.020555][ T5926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 101.030658][ T5926] Call Trace: [ 101.034061][ T5926] [ 101.037033][ T5926] dump_stack_lvl+0x18c/0x250 [ 101.041774][ T5926] ? show_regs_print_info+0x20/0x20 [ 101.047021][ T5926] ? load_image+0x420/0x420 [ 101.051575][ T5926] panic+0x2dc/0x730 [ 101.055498][ T5926] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 101.062365][ T5926] ? bpf_jit_dump+0xd0/0xd0 [ 101.067241][ T5926] ? _raw_spin_unlock_irqrestore+0x111/0x120 [ 101.073273][ T5926] ? _raw_spin_unlock+0x40/0x40 [ 101.078164][ T5926] ? leaf_paste_entries+0x49e/0x10e0 [ 101.083482][ T5926] check_panic_on_warn+0x84/0xa0 [ 101.088482][ T5926] ? leaf_paste_entries+0x49e/0x10e0 [ 101.094073][ T5926] end_report+0x6f/0x130 [ 101.098431][ T5926] kasan_report+0x128/0x150 [ 101.103129][ T5926] ? journal_mark_dirty+0x221/0xe00 [ 101.108430][ T5926] ? leaf_paste_entries+0x49e/0x10e0 [ 101.113790][ T5926] leaf_paste_entries+0x49e/0x10e0 [ 101.119031][ T5926] leaf_copy_dir_entries+0x6ee/0x9e0 [ 101.124429][ T5926] ? leaf_item_bottle+0x12e0/0x12e0 [ 101.129740][ T5926] ? mark_lock+0x94/0x320 [ 101.134084][ T5926] ? __lock_acquire+0x1347/0x7d40 [ 101.139123][ T5926] leaf_copy_boundary_item+0xb8c/0x21b0 [ 101.144691][ T5926] leaf_move_items+0x8cf/0xec0 [ 101.149473][ T5926] ? reiserfs_convert_objectid_map_v1+0x500/0x500 [ 101.156084][ T5926] ? leaf_delete_items_entirely+0x2cb/0x8b0 [ 101.162124][ T5926] leaf_shift_left+0xbd/0x450 [ 101.166834][ T5926] balance_leaf+0x132e/0x10df0 [ 101.171787][ T5926] ? verify_lock_unused+0x140/0x140 [ 101.177029][ T5926] ? lockdep_hardirqs_on_prepare+0x40d/0x770 [ 101.183126][ T5926] ? lock_chain_count+0x20/0x20 [ 101.188001][ T5926] ? _raw_spin_unlock_irqrestore+0x86/0x120 [ 101.193924][ T5926] ? do_balance+0x930/0x930 [ 101.198620][ T5926] ? __mutex_trylock_common+0x159/0x260 [ 101.204184][ T5926] ? trace_raw_output_contention_end+0xd0/0xd0 [ 101.210450][ T5926] ? rcu_is_watching+0x15/0xb0 [ 101.215223][ T5926] ? trace_contention_end+0x39/0xe0 [ 101.220429][ T5926] ? __mutex_lock+0x315/0xcc0 [ 101.225294][ T5926] ? __might_sleep+0xe0/0xe0 [ 101.229899][ T5926] ? __mutex_unlock_slowpath+0x1b4/0x6c0 [ 101.235550][ T5926] ? reiserfs_write_lock_nested+0x60/0xd0 [ 101.241308][ T5926] ? mutex_lock_nested+0x20/0x20 [ 101.246254][ T5926] ? get_empty_nodes+0x48e/0x920 [ 101.251204][ T5926] ? __wake_up+0x1a0/0x1a0 [ 101.255636][ T5926] ? write_boundary_block+0xb0/0xb0 [ 101.260882][ T5926] ? get_neighbors+0x1030/0x1030 [ 101.265927][ T5926] ? indirect_create_vi+0xd/0x50 [ 101.270889][ T5926] ? indirect_check_item+0x10/0x10 [ 101.276009][ T5926] ? create_virtual_node+0x1fb/0x1b60 [ 101.281487][ T5926] ? fix_nodes+0x7bf3/0x8350 [ 101.286279][ T5926] ? reiserfs_write_lock_nested+0x60/0xd0 [ 101.292016][ T5926] ? reiserfs_write_unlock_nested+0xc4/0xf0 [ 101.297947][ T5926] do_balance+0x31c/0x930 [ 101.302307][ T5926] ? get_right_neighbor_position+0x210/0x210 [ 101.308491][ T5926] ? reiserfs_delete_item+0xf20/0xf20 [ 101.313909][ T5926] ? calc_deleted_bytes_number+0x465/0x800 [ 101.320016][ T5926] reiserfs_cut_from_item+0x156e/0x1fe0 [ 101.325683][ T5926] ? reiserfs_do_truncate+0x12d0/0x12d0 [ 101.331707][ T5926] ? search_by_key+0x4453/0x4650 [ 101.336724][ T5926] ? make_cpu_key+0x2f/0x230 [ 101.341429][ T5926] reiserfs_do_truncate+0x9c2/0x12d0 [ 101.346749][ T5926] ? reiserfs_delete_object+0x1a0/0x1a0 [ 101.352321][ T5926] ? journal_begin+0x1f5/0x360 [ 101.357094][ T5926] ? reiserfs_update_inode_transaction+0x20/0x130 [ 101.363516][ T5926] reiserfs_truncate_file+0x480/0x7d0 [ 101.368921][ T5926] ? reiserfs_new_symlink+0x580/0x580 [ 101.374477][ T5926] ? unmap_mapping_range+0xe7/0x180 [ 101.379692][ T5926] ? setattr_prepare+0x1e6/0xac0 [ 101.384647][ T5926] reiserfs_setattr+0xc1e/0x1230 [ 101.389686][ T5926] ? reiserfs_commit_write+0x620/0x620 [ 101.395251][ T5926] ? ktime_get_coarse_real_ts64+0x110/0x120 [ 101.401551][ T5926] ? current_time+0x1bf/0x280 [ 101.406527][ T5926] ? inode_set_ctime_current+0x2e0/0x2e0 [ 101.412279][ T5926] ? evm_inode_setattr+0x94/0x6a0 [ 101.417320][ T5926] ? bpf_lsm_inode_setattr+0x9/0x10 [ 101.422529][ T5926] ? try_break_deleg+0x79/0x120 [ 101.427400][ T5926] ? reiserfs_commit_write+0x620/0x620 [ 101.432867][ T5926] notify_change+0xb0d/0xe10 [ 101.437585][ T5926] do_truncate+0x1b0/0x240 [ 101.442039][ T5926] ? put_page_bootmem+0x2c0/0x2c0 [ 101.447172][ T5926] ? apparmor_file_truncate+0x24a/0x2e0 [ 101.452737][ T5926] ? ima_bprm_check+0x200/0x200 [ 101.457714][ T5926] path_openat+0x2a32/0x3230 [ 101.462322][ T5926] ? verify_lock_unused+0x140/0x140 [ 101.467537][ T5926] ? do_filp_open+0x430/0x430 [ 101.472249][ T5926] ? __virt_addr_valid+0x18c/0x540 [ 101.477393][ T5926] do_filp_open+0x1f5/0x430 [ 101.481920][ T5926] ? vfs_tmpfile+0x490/0x490 [ 101.486708][ T5926] ? _raw_spin_unlock+0x28/0x40 [ 101.491578][ T5926] ? alloc_fd+0x58f/0x630 [ 101.496016][ T5926] do_sys_openat2+0x134/0x1d0 [ 101.500817][ T5926] ? do_sys_open+0xe0/0xe0 [ 101.505415][ T5926] ? lockdep_hardirqs_on_prepare+0x40d/0x770 [ 101.511433][ T5926] ? lock_chain_count+0x20/0x20 [ 101.516302][ T5926] __x64_sys_open+0x11f/0x140 [ 101.521000][ T5926] do_syscall_64+0x55/0xa0 [ 101.525465][ T5926] ? clear_bhb_loop+0x40/0x90 [ 101.530185][ T5926] ? clear_bhb_loop+0x40/0x90 [ 101.534883][ T5926] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 101.540896][ T5926] RIP: 0033:0x7f220eb9cdd9 [ 101.545324][ T5926] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 101.564949][ T5926] RSP: 002b:00007ffc45fc08f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 101.574004][ T5926] RAX: ffffffffffffffda RBX: 00007f220ee15fa0 RCX: 00007f220eb9cdd9 [ 101.582183][ T5926] RDX: 0000000000000000 RSI: 000000000014937e RDI: 00002000000002c0 [ 101.590258][ T5926] RBP: 00007f220ec32d69 R08: 0000000000000000 R09: 0000000000000000 [ 101.598236][ T5926] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 101.606310][ T5926] R13: 00007f220ee15fac R14: 00007f220ee15fa0 R15: 00007f220ee15fa0 [ 101.614381][ T5926] [ 101.617562][ T5926] Kernel Offset: disabled [ 101.621973][ T5926] Rebooting in 86400 seconds..