Warning: Permanently added '10.128.1.168' (ED25519) to the list of known hosts. 2025/08/31 06:30:42 parsed 1 programs [ 67.027495][ T4190] cgroup: Unknown subsys name 'net' [ 67.152252][ T4190] cgroup: Unknown subsys name 'rlimit' [ 68.689920][ T4190] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 70.985146][ T3110] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.005149][ T3110] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.025572][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.041172][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.049845][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.060537][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 71.249716][ T1425] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.256309][ T1425] ieee802154 phy1 wpan1: encryption failed: -22 [ 72.118482][ T4247] chnl_net:caif_netlink_parms(): no params data found [ 72.180885][ T4247] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.189041][ T4247] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.198394][ T4247] device bridge_slave_0 entered promiscuous mode [ 72.241279][ T4247] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.250912][ T4247] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.270913][ T4247] device bridge_slave_1 entered promiscuous mode [ 72.367544][ T4247] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.380341][ T4247] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.414122][ T4247] team0: Port device team_slave_0 added [ 72.422055][ T4247] team0: Port device team_slave_1 added [ 72.441406][ T4247] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.448679][ T4247] 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. [ 72.475078][ T4247] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.487789][ T4247] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.494752][ T4247] 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. [ 72.521030][ T4247] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.552144][ T4247] device hsr_slave_0 entered promiscuous mode [ 72.559042][ T4247] device hsr_slave_1 entered promiscuous mode [ 72.652237][ T4247] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.663566][ T4247] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.673841][ T4247] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.683422][ T4247] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.710367][ T4247] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.717599][ T4247] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.725780][ T4247] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.732889][ T4247] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.780410][ T4247] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.793353][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.803288][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.813362][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.822487][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 72.835927][ T4247] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.867888][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.876752][ T3110] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.884420][ T3110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.901253][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.909870][ T3110] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.917002][ T3110] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.957777][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.968490][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.980177][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.999012][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.008018][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.037849][ T4247] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.158243][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.168644][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.208092][ T4247] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.227967][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.237220][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.256661][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.265995][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.275282][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.283394][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.293650][ T4247] device veth0_vlan entered promiscuous mode [ 73.329968][ T4247] device veth1_vlan entered promiscuous mode [ 73.351329][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.359793][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.368835][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 73.377644][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.389498][ T4247] device veth0_macvtap entered promiscuous mode [ 73.399959][ T4247] device veth1_macvtap entered promiscuous mode [ 73.430597][ T4247] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.439235][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.447748][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 73.456725][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.465356][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.477910][ T4247] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.485239][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.494932][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.522184][ T4247] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.531761][ T4247] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.541027][ T4247] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.550076][ T4247] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.650038][ T4247] syz-executor (4247) used greatest stack depth: 20320 bytes left 2025/08/31 06:30:52 executed programs: 0 [ 74.873481][ T4296] chnl_net:caif_netlink_parms(): no params data found [ 74.941964][ T4296] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.951574][ T4296] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.960241][ T4296] device bridge_slave_0 entered promiscuous mode [ 74.971338][ T4296] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.978754][ T4296] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.989698][ T4296] device bridge_slave_1 entered promiscuous mode [ 75.027689][ T4296] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 75.039335][ T4296] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 75.067683][ T4296] team0: Port device team_slave_0 added [ 75.077586][ T4296] team0: Port device team_slave_1 added [ 75.103309][ T4296] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 75.110403][ T4296] 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. [ 75.136799][ T4296] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 75.149424][ T4296] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 75.156554][ T4296] 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. [ 75.183132][ T4296] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 75.221824][ T4296] device hsr_slave_0 entered promiscuous mode [ 75.228819][ T4296] device hsr_slave_1 entered promiscuous mode [ 75.237577][ T4296] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 75.246026][ T4296] Cannot create hsr debugfs directory [ 75.358250][ T4296] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.776682][ T4261] Bluetooth: hci0: command 0x0409 tx timeout [ 78.805764][ T4296] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 78.845768][ T4264] Bluetooth: hci0: command 0x041b tx timeout [ 78.854912][ T4296] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 78.924248][ T4296] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.033547][ T4296] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.043167][ T4296] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.052873][ T4296] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.061989][ T4296] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.125071][ T4296] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.153688][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 79.163034][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.173745][ T4296] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.184755][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.195018][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.204361][ T3110] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.211809][ T3110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.220307][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.243380][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.252481][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.261642][ T3110] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.268766][ T3110] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.292915][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.304771][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.318284][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 79.328724][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 79.338147][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 79.360851][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 79.370415][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 79.381733][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 79.390359][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 79.413447][ T1232] device hsr_slave_0 left promiscuous mode [ 79.420191][ T1232] device hsr_slave_1 left promiscuous mode [ 79.428104][ T1232] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 79.436070][ T1232] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 79.444367][ T1232] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 79.452082][ T1232] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 79.460015][ T1232] device bridge_slave_1 left promiscuous mode [ 79.467253][ T1232] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.481694][ T1232] device bridge_slave_0 left promiscuous mode [ 79.489131][ T1232] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.507124][ T1232] device veth1_macvtap left promiscuous mode [ 79.513483][ T1232] device veth0_macvtap left promiscuous mode [ 79.519985][ T1232] device veth1_vlan left promiscuous mode [ 79.526684][ T1232] device veth0_vlan left promiscuous mode [ 79.689771][ T1232] team0 (unregistering): Port device team_slave_1 removed [ 79.702464][ T1232] team0 (unregistering): Port device team_slave_0 removed [ 79.717308][ T1232] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 79.731759][ T1232] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 79.789262][ T1232] bond0 (unregistering): Released all slaves [ 79.862290][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 79.871006][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 79.882349][ T4296] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 79.993000][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 80.001025][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 80.019055][ T4296] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 80.043503][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 80.052793][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 80.074434][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 80.082860][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 80.092926][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 80.101204][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 80.110467][ T4296] device veth0_vlan entered promiscuous mode [ 80.133715][ T4296] device veth1_vlan entered promiscuous mode [ 80.156304][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 80.164816][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 80.181956][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 80.191230][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 80.201523][ T4296] device veth0_macvtap entered promiscuous mode [ 80.213282][ T4296] device veth1_macvtap entered promiscuous mode [ 80.231585][ T4296] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 80.241246][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 80.250292][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 80.258748][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 80.268199][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 80.280516][ T4296] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 80.289046][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 80.298566][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 80.310734][ T4296] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.320787][ T4296] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.330009][ T4296] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.340343][ T4296] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 80.406902][ T3041] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.414953][ T3041] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.437772][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.447765][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 80.457684][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.468916][ T3041] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 80.584852][ T4314] loop0: detected capacity change from 0 to 8192 [ 80.651080][ T4314] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 80.687101][ T4314] REISERFS (device loop0): using ordered data mode [ 80.693825][ T4314] reiserfs: using flush barriers [ 80.702244][ T4314] 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 [ 80.746761][ T4314] REISERFS (device loop0): checking transaction log (loop0) [ 80.779227][ T4314] REISERFS (device loop0): Using r5 hash to sort names [ 80.793943][ T4314] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 80.819745][ T4314] [ 80.822200][ T4314] ====================================================== [ 80.829429][ T4314] WARNING: possible circular locking dependency detected [ 80.836766][ T4314] syzkaller #0 Not tainted [ 80.842008][ T4314] ------------------------------------------------------ [ 80.849121][ T4314] syz.0.17/4314 is trying to acquire lock: [ 80.855030][ T4314] ffff8880770c4460 (sb_writers#13){.+.+}-{0:0}, at: mnt_want_write_file+0x5c/0x200 [ 80.864652][ T4314] [ 80.864652][ T4314] but task is already holding lock: [ 80.872138][ T4314] ffff888078540090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x75/0xd0 [ 80.881271][ T4314] [ 80.881271][ T4314] which lock already depends on the new lock. [ 80.881271][ T4314] [ 80.891900][ T4314] [ 80.891900][ T4314] the existing dependency chain (in reverse order) is: [ 80.901047][ T4314] [ 80.901047][ T4314] -> #2 (&sbi->lock){+.+.}-{3:3}: [ 80.908295][ T4314] __mutex_lock_common+0x1eb/0x2390 [ 80.914138][ T4314] mutex_lock_nested+0x17/0x20 [ 80.919548][ T4314] reiserfs_write_lock+0x75/0xd0 [ 80.925162][ T4314] reiserfs_lookup+0x137/0x420 [ 80.926209][ T4255] Bluetooth: hci0: command 0x040f tx timeout [ 80.930547][ T4314] __lookup_slow+0x27d/0x3d0 [ 80.941730][ T4314] lookup_one_len+0x18e/0x2c0 [ 80.946954][ T4314] reiserfs_lookup_privroot+0x85/0x1e0 [ 80.952954][ T4314] reiserfs_fill_super+0x1f65/0x23e0 [ 80.958776][ T4314] mount_bdev+0x287/0x3c0 [ 80.963652][ T4314] legacy_get_tree+0xe6/0x180 [ 80.968964][ T4314] vfs_get_tree+0x88/0x270 [ 80.973936][ T4314] do_new_mount+0x24a/0xa40 [ 80.978989][ T4314] __se_sys_mount+0x2d6/0x3c0 [ 80.984217][ T4314] do_syscall_64+0x4c/0xa0 [ 80.989167][ T4314] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.995735][ T4314] [ 80.995735][ T4314] -> #1 (&type->i_mutex_dir_key#8){+.+.}-{3:3}: [ 81.004394][ T4314] down_write+0x38/0x60 [ 81.009101][ T4314] path_openat+0x7f3/0x2f30 [ 81.014150][ T4314] do_filp_open+0x1b3/0x3e0 [ 81.019202][ T4314] do_sys_openat2+0x142/0x4a0 [ 81.024440][ T4314] __x64_sys_openat+0x135/0x160 [ 81.030232][ T4314] do_syscall_64+0x4c/0xa0 [ 81.035508][ T4314] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.042199][ T4314] [ 81.042199][ T4314] -> #0 (sb_writers#13){.+.+}-{0:0}: [ 81.049775][ T4314] __lock_acquire+0x2c33/0x7c60 [ 81.055271][ T4314] lock_acquire+0x197/0x3f0 [ 81.060304][ T4314] sb_start_write+0x4f/0x1c0 [ 81.065417][ T4314] mnt_want_write_file+0x5c/0x200 [ 81.070979][ T4314] reiserfs_ioctl+0x10a/0x330 [ 81.076189][ T4314] __se_sys_ioctl+0xfa/0x170 [ 81.081380][ T4314] do_syscall_64+0x4c/0xa0 [ 81.086320][ T4314] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.092745][ T4314] [ 81.092745][ T4314] other info that might help us debug this: [ 81.092745][ T4314] [ 81.103149][ T4314] Chain exists of: [ 81.103149][ T4314] sb_writers#13 --> &type->i_mutex_dir_key#8 --> &sbi->lock [ 81.103149][ T4314] [ 81.116364][ T4314] Possible unsafe locking scenario: [ 81.116364][ T4314] [ 81.123828][ T4314] CPU0 CPU1 [ 81.129185][ T4314] ---- ---- [ 81.134554][ T4314] lock(&sbi->lock); [ 81.138535][ T4314] lock(&type->i_mutex_dir_key#8); [ 81.146254][ T4314] lock(&sbi->lock); [ 81.152753][ T4314] lock(sb_writers#13); [ 81.157000][ T4314] [ 81.157000][ T4314] *** DEADLOCK *** [ 81.157000][ T4314] [ 81.165244][ T4314] 1 lock held by syz.0.17/4314: [ 81.170187][ T4314] #0: ffff888078540090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x75/0xd0 [ 81.179598][ T4314] [ 81.179598][ T4314] stack backtrace: [ 81.185576][ T4314] CPU: 1 PID: 4314 Comm: syz.0.17 Not tainted syzkaller #0 [ 81.192783][ T4314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 81.203026][ T4314] Call Trace: [ 81.206326][ T4314] [ 81.209261][ T4314] dump_stack_lvl+0x168/0x230 [ 81.213956][ T4314] ? load_image+0x3b0/0x3b0 [ 81.218467][ T4314] ? show_regs_print_info+0x20/0x20 [ 81.223683][ T4314] ? print_circular_bug+0x12b/0x1a0 [ 81.228888][ T4314] check_noncircular+0x274/0x310 [ 81.233826][ T4314] ? add_chain_block+0x940/0x940 [ 81.238774][ T4314] ? lockdep_lock+0xdc/0x1e0 [ 81.243390][ T4314] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 81.249389][ T4314] ? mark_lock+0x94/0x320 [ 81.253730][ T4314] __lock_acquire+0x2c33/0x7c60 [ 81.258600][ T4314] ? verify_lock_unused+0x140/0x140 [ 81.263805][ T4314] ? __mutex_trylock_common+0x14f/0x250 [ 81.269359][ T4314] ? rcu_lock_release+0x20/0x20 [ 81.274223][ T4314] ? tomoyo_check_path_acl+0x1c0/0x1c0 [ 81.279692][ T4314] ? reiserfs_write_lock+0x75/0xd0 [ 81.284800][ T4314] ? reiserfs_write_lock+0x75/0xd0 [ 81.289910][ T4314] lock_acquire+0x197/0x3f0 [ 81.294419][ T4314] ? mnt_want_write_file+0x5c/0x200 [ 81.299623][ T4314] ? __might_sleep+0xf0/0xf0 [ 81.304214][ T4314] ? read_lock_is_recursive+0x10/0x10 [ 81.309597][ T4314] sb_start_write+0x4f/0x1c0 [ 81.314196][ T4314] ? mnt_want_write_file+0x5c/0x200 [ 81.319409][ T4314] mnt_want_write_file+0x5c/0x200 [ 81.324437][ T4314] reiserfs_ioctl+0x10a/0x330 [ 81.329118][ T4314] ? reiserfs_unpack+0x580/0x580 [ 81.334059][ T4314] __se_sys_ioctl+0xfa/0x170 [ 81.338651][ T4314] do_syscall_64+0x4c/0xa0 [ 81.343079][ T4314] ? clear_bhb_loop+0x30/0x80 [ 81.347781][ T4314] ? clear_bhb_loop+0x30/0x80 [ 81.352559][ T4314] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.359011][ T4314] RIP: 0033:0x7f5b51b7ebe9 [ 81.363430][ T4314] 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 [ 81.383130][ T4314] RSP: 002b:00007ffdc96c5ae8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 81.391559][ T4314] RAX: ffffffffffffffda RBX: 00007f5b51db5fa0 RCX: 00007f5b51b7ebe9 [ 81.399542][ T4314] RDX: 0000000000000000 RSI: 0000000040087602 RDI: 0000000000000004 [ 81.407695][ T4314] RBP: 00007f5b51c01e19 R08: 0000000000000000 R09: 0000000000000000 [ 81.415853][ T4314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 81.424184][ T4314] R13: 00007f5b51db5fa0 R14: 00007f5b51db5fa0 R15: 0000000000000003 [ 81.432711][ T4314]