slave_1 (retrying later): interface not active [ 338.756646][ T5700] chnl_net:caif_netlink_parms(): no params data found [ 338.782985][ T5704] loop0: detected capacity change from 0 to 32768 [ 338.805335][ T5704] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 338.807653][ T5704] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 338.836050][ T5704] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 338.855887][ T4421] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 338.857736][ T4421] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 338.936085][ T4421] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 78ms [ 338.948678][ T4421] gfs2: fsid=syz:syz.0: jid=0: Done [ 338.954538][ T5704] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 339.037467][ T5706] loop4: detected capacity change from 0 to 32768 [ 339.044209][ T5706] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 339.046401][ T5706] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... 1970/01/01 00:05:39 executed programs: 328 [ 339.098236][ T5706] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 339.113254][ T4419] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 339.115091][ T4419] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 339.175683][ T5681] device hsr_slave_0 entered promiscuous mode [ 339.190783][ T4419] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 75ms [ 339.198564][ T4419] gfs2: fsid=syz:syz.0: jid=0: Done [ 339.200429][ T5706] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 339.221433][ T5681] device hsr_slave_1 entered promiscuous mode [ 339.260564][ T5681] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 339.262653][ T5681] Cannot create hsr debugfs directory [ 339.264341][ T5700] bridge0: port 1(bridge_slave_0) entered blocking state [ 339.266338][ T5700] bridge0: port 1(bridge_slave_0) entered disabled state [ 339.295308][ T5700] device bridge_slave_0 entered promiscuous mode [ 339.360844][ T5700] bridge0: port 2(bridge_slave_1) entered blocking state [ 339.362820][ T5700] bridge0: port 2(bridge_slave_1) entered disabled state [ 339.365704][ T5700] device bridge_slave_1 entered promiscuous mode [ 339.380290][ T4465] Bluetooth: hci21: command 0x0409 tx timeout [ 339.493270][ T5700] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 339.498869][ T5700] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 339.605917][ T5700] team0: Port device team_slave_0 added [ 339.620817][ T5700] team0: Port device team_slave_1 added [ 339.648758][ T5700] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 339.653276][ T5700] 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. [ 339.670039][ T5700] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 339.734955][ T5714] loop0: detected capacity change from 0 to 32768 [ 339.746656][ T5714] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 339.756049][ T5714] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 339.767573][ T5714] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 339.771343][ T4419] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 339.773268][ T4419] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 339.793334][ T5681] netdevsim netdevsim6 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 339.803766][ T5700] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 339.805680][ T5700] 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. [ 339.824724][ T5700] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 339.835524][ T4419] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 62ms [ 339.842052][ T4419] gfs2: fsid=syz:syz.0: jid=0: Done [ 339.845360][ T5714] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 340.043330][ T5681] netdevsim netdevsim6 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 340.060696][ T5716] loop4: detected capacity change from 0 to 32768 [ 340.071000][ T5716] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 340.073273][ T5716] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 340.088773][ T5716] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 340.103312][ T4419] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 340.105145][ T4419] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 340.142648][ T5700] device hsr_slave_0 entered promiscuous mode [ 340.160351][ T4419] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 55ms [ 340.162808][ T4419] gfs2: fsid=syz:syz.0: jid=0: Done [ 340.164264][ T5716] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 340.180136][ T4465] Bluetooth: hci22: command 0x0409 tx timeout [ 340.181215][ T5700] device hsr_slave_1 entered promiscuous mode [ 340.230239][ T5700] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 340.232382][ T5700] Cannot create hsr debugfs directory [ 340.353742][ T5681] netdevsim netdevsim6 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 340.437789][ T5718] loop0: detected capacity change from 0 to 32768 [ 340.463068][ T5718] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 340.465340][ T5718] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 340.480420][ T5718] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 340.489152][ T4433] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 340.491377][ T4433] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 340.492587][ T5681] netdevsim netdevsim6 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 340.548160][ T4433] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 56ms [ 340.561965][ T4433] gfs2: fsid=syz:syz.0: jid=0: Done [ 340.563433][ T5718] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 340.689355][ T5720] loop4: detected capacity change from 0 to 32768 [ 340.695613][ T5720] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 340.697859][ T5720] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 340.711795][ T5720] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 340.714955][ T4419] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 340.716840][ T4419] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 340.762229][ T4419] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 45ms [ 340.764517][ T4419] gfs2: fsid=syz:syz.0: jid=0: Done [ 340.766007][ T5720] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 340.921680][ T5700] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 341.103883][ T5700] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 341.192092][ T5722] loop0: detected capacity change from 0 to 32768 [ 341.201060][ T5722] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 341.203214][ T5722] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 341.222184][ T5722] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 341.225303][ T4420] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 341.227163][ T4420] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 341.272292][ T5700] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 341.294388][ T4420] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 67ms [ 341.296754][ T4420] gfs2: fsid=syz:syz.0: jid=0: Done [ 341.298192][ T5722] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 341.442336][ T5700] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 341.460132][ T47] Bluetooth: hci21: command 0x041b tx timeout [ 341.586926][ T5724] loop4: detected capacity change from 0 to 32768 [ 341.591276][ T5724] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 341.593523][ T5724] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 341.602064][ T5724] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 341.606622][ T4420] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 341.608491][ T4420] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 341.658536][ T4420] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 50ms [ 341.660942][ T4420] gfs2: fsid=syz:syz.0: jid=0: Done [ 341.663306][ T5724] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 341.815572][ T5681] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 341.852620][ T5681] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 341.896822][ T5681] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 341.942670][ T5681] netdevsim netdevsim6 netdevsim3: renamed from eth3 [ 342.082402][ T5700] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 342.104099][ T5728] loop4: detected capacity change from 0 to 32768 [ 342.112823][ T5700] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 342.116343][ T5728] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 342.131403][ T5728] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 342.131628][ T5726] loop0: detected capacity change from 0 to 32768 [ 342.137089][ T5726] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 342.142233][ T5726] CPU: 1 PID: 5726 Comm: syz.0.342 Not tainted 6.1.143-syzkaller #0 [ 342.144432][ T5726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 342.147147][ T5726] Call trace: [ 342.148031][ T5726] dump_backtrace+0x1c8/0x1f4 [ 342.149323][ T5726] show_stack+0x2c/0x3c [ 342.150555][ T5726] __dump_stack+0x30/0x40 [ 342.151749][ T5726] dump_stack_lvl+0xf8/0x160 [ 342.153021][ T5726] dump_stack+0x1c/0x5c [ 342.154142][ T5726] sysfs_create_dir_ns+0x22c/0x24c [ 342.155553][ T5726] kobject_add_internal+0x5a8/0xb30 [ 342.156958][ T5726] kobject_init_and_add+0x118/0x17c [ 342.158402][ T5726] gfs2_sys_fs_add+0x1dc/0x3d8 [ 342.159750][ T5726] gfs2_fill_super+0xdec/0x19ec [ 342.161035][ T5726] get_tree_bdev+0x358/0x544 [ 342.162365][ T5726] gfs2_get_tree+0x54/0x1b4 [ 342.163594][ T5726] vfs_get_tree+0x90/0x274 [ 342.164768][ T5726] do_new_mount+0x228/0x810 [ 342.166023][ T5726] path_mount+0x5b4/0xe78 [ 342.167197][ T5726] __arm64_sys_mount+0x49c/0x584 [ 342.168576][ T5726] invoke_syscall+0x98/0x2bc [ 342.169835][ T5726] el0_svc_common+0x138/0x258 [ 342.171122][ T5726] do_el0_svc+0x58/0x13c [ 342.172357][ T5726] el0_svc+0x58/0x138 [ 342.173427][ T5726] el0t_64_sync_handler+0x84/0xf0 [ 342.174798][ T5726] el0t_64_sync+0x18c/0x190 [ 342.181217][ T5700] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 342.183457][ T5726] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 342.191433][ T5728] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 342.195788][ T5726] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 342.198463][ T4432] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 342.200726][ T4432] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 342.232549][ T5700] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 342.262861][ T4465] Bluetooth: hci22: command 0x041b tx timeout [ 342.290989][ T4432] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 90ms [ 342.293552][ T4432] gfs2: fsid=syz:syz.0: jid=0: Done [ 342.295002][ T5728] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 342.570978][ T5681] 8021q: adding VLAN 0 to HW filter on device bond0 [ 342.637663][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 342.640843][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 342.654904][ T5681] 8021q: adding VLAN 0 to HW filter on device team0 [ 342.674782][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 342.677683][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 342.690443][ T64] bridge0: port 1(bridge_slave_0) entered blocking state [ 342.692380][ T64] bridge0: port 1(bridge_slave_0) entered forwarding state [ 342.711014][ T5700] 8021q: adding VLAN 0 to HW filter on device bond0 [ 342.745291][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 342.748311][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 342.751582][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 342.757913][ T64] bridge0: port 2(bridge_slave_1) entered blocking state [ 342.759818][ T64] bridge0: port 2(bridge_slave_1) entered forwarding state [ 342.763246][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 342.782121][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 342.785196][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 342.802545][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 342.808251][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 342.821988][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 342.832841][ T5700] 8021q: adding VLAN 0 to HW filter on device team0 [ 342.862144][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 342.864943][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 342.868075][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 342.872330][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 342.875053][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 342.883182][ T5744] loop4: detected capacity change from 0 to 32768 [ 342.889044][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 342.896023][ T5744] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 342.898253][ T5744] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 342.900805][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 342.911278][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 342.918519][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 342.923039][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 342.924968][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 342.931511][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 342.936203][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 342.938749][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 342.940768][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 342.943915][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 342.951844][ T5744] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 342.962463][ T4426] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 342.964339][ T4426] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 342.973586][ T5681] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 343.000721][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 343.024593][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 343.028268][ T4426] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 63ms [ 343.030939][ T5736] loop0: detected capacity change from 0 to 32768 [ 343.034737][ T4426] gfs2: fsid=syz:syz.0: jid=0: Done [ 343.036223][ T5744] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 343.054135][ T5736] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 343.056161][ T5736] CPU: 0 PID: 5736 Comm: syz.0.344 Not tainted 6.1.143-syzkaller #0 [ 343.058358][ T5736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 343.061115][ T5736] Call trace: [ 343.062003][ T5736] dump_backtrace+0x1c8/0x1f4 [ 343.063286][ T5736] show_stack+0x2c/0x3c [ 343.064454][ T5736] __dump_stack+0x30/0x40 [ 343.065631][ T5736] dump_stack_lvl+0xf8/0x160 [ 343.066788][ T5736] dump_stack+0x1c/0x5c [ 343.067916][ T5736] sysfs_create_dir_ns+0x22c/0x24c [ 343.069300][ T5736] kobject_add_internal+0x5a8/0xb30 [ 343.070756][ T5736] kobject_init_and_add+0x118/0x17c [ 343.072171][ T5736] gfs2_sys_fs_add+0x1dc/0x3d8 [ 343.073440][ T5736] gfs2_fill_super+0xdec/0x19ec [ 343.074782][ T5736] get_tree_bdev+0x358/0x544 [ 343.076032][ T5736] gfs2_get_tree+0x54/0x1b4 [ 343.077252][ T5736] vfs_get_tree+0x90/0x274 [ 343.078429][ T5736] do_new_mount+0x228/0x810 [ 343.079701][ T5736] path_mount+0x5b4/0xe78 [ 343.080905][ T5736] __arm64_sys_mount+0x49c/0x584 [ 343.082263][ T5736] invoke_syscall+0x98/0x2bc [ 343.083567][ T5736] el0_svc_common+0x138/0x258 [ 343.084839][ T5736] do_el0_svc+0x58/0x13c [ 343.086007][ T5736] el0_svc+0x58/0x138 [ 343.087098][ T5736] el0t_64_sync_handler+0x84/0xf0 [ 343.088479][ T5736] el0t_64_sync+0x18c/0x190 [ 343.095162][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 343.099155][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 343.110971][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 343.113985][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 343.116788][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 343.137431][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 343.143484][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 343.181245][ T5700] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 343.190765][ T5700] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 343.204727][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 343.207440][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 343.245253][ T5736] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 343.248959][ T5736] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 343.446459][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 343.448811][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 343.478983][ T5681] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 343.548375][ T4465] Bluetooth: hci21: command 0x040f tx timeout [ 343.630783][ T5700] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 343.635229][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 343.637508][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 343.654125][ T5748] loop4: detected capacity change from 0 to 32768 [ 343.657531][ T5748] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 343.659704][ T5748] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 343.671778][ T5748] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 343.684581][ T4426] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 343.686455][ T4426] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 343.693603][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 343.696670][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 343.746222][ T4426] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 59ms [ 343.753591][ T4426] gfs2: fsid=syz:syz.0: jid=0: Done [ 343.761159][ T5748] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 343.763811][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 343.766670][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 343.769860][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 343.788875][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 343.801008][ T5700] device veth0_vlan entered promiscuous mode [ 343.837104][ T5700] device veth1_vlan entered promiscuous mode [ 343.913848][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 343.916745][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 343.919409][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 343.927522][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 343.944141][ T5700] device veth0_macvtap entered promiscuous mode [ 343.948722][ T5700] device veth1_macvtap entered promiscuous mode [ 344.017638][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.030412][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.033127][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.035919][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.059286][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.069062][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.071875][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.074747][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.077485][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.090690][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.093433][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.096220][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.098915][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.122594][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.125447][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.128279][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.142864][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.145828][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.148464][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.160823][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.163670][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.166547][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.169327][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.181465][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.190306][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.193144][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.201168][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.204114][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.217161][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.220577][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.223385][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.226381][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.239481][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.249592][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.252812][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.255862][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.258609][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.270371][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.280233][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.283141][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.288606][ T5754] loop0: detected capacity change from 0 to 32768 [ 344.295423][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 344.307698][ T5754] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 344.310908][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.316239][ T5754] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 344.325790][ T5700] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 344.340114][ T47] Bluetooth: hci22: command 0x040f tx timeout [ 344.344240][ T5754] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 4ms [ 344.346626][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 344.349474][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 344.354597][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 344.357657][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 344.371416][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.373313][ T4433] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 344.374393][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.376254][ T4433] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 344.393430][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.396445][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.401898][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.404948][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.407769][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.432274][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.435234][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.438164][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.452395][ T4433] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 76ms [ 344.469250][ T4433] gfs2: fsid=syz:syz.0: jid=0: Done [ 344.470141][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.476292][ T5754] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 344.480420][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.483223][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.506681][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.509529][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.522186][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.524902][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.542978][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.545668][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.551669][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.554276][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.557131][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.570155][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.573071][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.575681][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.578597][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.592578][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.595438][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.610518][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.613590][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.616257][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.618975][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.630150][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.633054][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.638577][ T5762] loop4: detected capacity change from 0 to 32768 [ 344.646060][ T5762] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 344.648057][ T5762] CPU: 0 PID: 5762 Comm: syz.4.348 Not tainted 6.1.143-syzkaller #0 [ 344.650132][ T5762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 344.653071][ T5762] Call trace: [ 344.654044][ T5762] dump_backtrace+0x1c8/0x1f4 [ 344.655415][ T5762] show_stack+0x2c/0x3c [ 344.656336][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.656530][ T5762] __dump_stack+0x30/0x40 [ 344.659344][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.660538][ T5762] dump_stack_lvl+0xf8/0x160 [ 344.660561][ T5762] dump_stack+0x1c/0x5c [ 344.660573][ T5762] sysfs_create_dir_ns+0x22c/0x24c [ 344.660586][ T5762] kobject_add_internal+0x5a8/0xb30 [ 344.660599][ T5762] kobject_init_and_add+0x118/0x17c [ 344.660611][ T5762] gfs2_sys_fs_add+0x1dc/0x3d8 [ 344.660625][ T5762] gfs2_fill_super+0xdec/0x19ec [ 344.660635][ T5762] get_tree_bdev+0x358/0x544 [ 344.660646][ T5762] gfs2_get_tree+0x54/0x1b4 [ 344.660655][ T5762] vfs_get_tree+0x90/0x274 [ 344.660665][ T5762] do_new_mount+0x228/0x810 [ 344.660676][ T5762] path_mount+0x5b4/0xe78 [ 344.660685][ T5762] __arm64_sys_mount+0x49c/0x584 [ 344.660696][ T5762] invoke_syscall+0x98/0x2bc [ 344.660711][ T5762] el0_svc_common+0x138/0x258 [ 344.660723][ T5762] do_el0_svc+0x58/0x13c [ 344.660735][ T5762] el0_svc+0x58/0x138 [ 344.660746][ T5762] el0t_64_sync_handler+0x84/0xf0 [ 344.660759][ T5762] el0t_64_sync+0x18c/0x190 [ 344.662010][ T5762] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 344.676612][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.685280][ T5762] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 344.690193][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.705135][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.707949][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.710823][ T5700] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 344.713725][ T5700] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 344.718096][ T5700] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 344.728578][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 344.732715][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:05:44 executed programs: 341 [ 344.785709][ T5681] device veth0_vlan entered promiscuous mode [ 344.826751][ T5700] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 344.829185][ T5700] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 344.840991][ T5700] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 344.843343][ T5700] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 344.873588][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 344.876757][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 344.879819][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 344.890733][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 344.924662][ T5681] device veth1_vlan entered promiscuous mode [ 344.938029][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 344.941575][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 344.944295][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 344.951950][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 345.051413][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 345.054297][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 345.062638][ T5681] device veth0_macvtap entered promiscuous mode [ 345.095987][ T5681] device veth1_macvtap entered promiscuous mode [ 345.142811][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 345.145053][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 345.200746][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 345.203752][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 345.206597][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 345.215894][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.218738][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.234867][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.237645][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.265198][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.268078][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.284759][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.297901][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.308033][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.311392][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.315850][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.328891][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.331983][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.334834][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.337518][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.350737][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.359094][ T5767] loop4: detected capacity change from 0 to 32768 [ 345.360253][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.370942][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.373843][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.381754][ T5767] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 345.382426][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.384076][ T5767] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 345.386698][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.412468][ T5767] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 345.419239][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.422640][ T4422] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 345.424501][ T4422] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 345.432477][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.435380][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.438025][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.462827][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.465645][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.468435][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.502830][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.505706][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.509665][ T4422] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 85ms [ 345.522436][ T4422] gfs2: fsid=syz:syz.0: jid=0: Done [ 345.523932][ T5767] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 345.529698][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.539257][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.550362][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.560244][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.563052][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.570277][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.573074][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.575935][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.588084][ T5769] loop0: detected capacity change from 0 to 32768 [ 345.589079][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.600941][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.603152][ T5769] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 345.605878][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.608955][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.612915][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 345.612931][ T5769] CPU: 1 PID: 5769 Comm: syz.0.349 Not tainted 6.1.143-syzkaller #0 [ 345.615946][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.618162][ T5769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 345.623528][ T5769] Call trace: [ 345.624441][ T5769] dump_backtrace+0x1c8/0x1f4 [ 345.625423][ T5681] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 345.625734][ T5769] show_stack+0x2c/0x3c [ 345.628978][ T5769] __dump_stack+0x30/0x40 [ 345.630190][ T5769] dump_stack_lvl+0xf8/0x160 [ 345.631470][ T5769] dump_stack+0x1c/0x5c [ 345.632603][ T5769] sysfs_create_dir_ns+0x22c/0x24c [ 345.633963][ T5769] kobject_add_internal+0x5a8/0xb30 [ 345.635421][ T5769] kobject_init_and_add+0x118/0x17c [ 345.636103][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.636830][ T5769] gfs2_sys_fs_add+0x1dc/0x3d8 [ 345.639826][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.641023][ T5769] gfs2_fill_super+0xdec/0x19ec [ 345.641041][ T5769] get_tree_bdev+0x358/0x544 [ 345.641052][ T5769] gfs2_get_tree+0x54/0x1b4 [ 345.641062][ T5769] vfs_get_tree+0x90/0x274 [ 345.641072][ T5769] do_new_mount+0x228/0x810 [ 345.641083][ T5769] path_mount+0x5b4/0xe78 [ 345.645492][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.646458][ T5769] __arm64_sys_mount+0x49c/0x584 [ 345.647783][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.648967][ T5769] invoke_syscall+0x98/0x2bc [ 345.650657][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.651377][ T5769] el0_svc_common+0x138/0x258 [ 345.654477][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.655602][ T5769] do_el0_svc+0x58/0x13c [ 345.658489][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.659753][ T5769] el0_svc+0x58/0x138 [ 345.668848][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.671281][ T5769] el0t_64_sync_handler+0x84/0xf0 [ 345.671304][ T5769] el0t_64_sync+0x18c/0x190 [ 345.675237][ T4465] Bluetooth: hci21: command 0x0419 tx timeout [ 345.677267][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.690210][ T5769] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 345.692392][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.693821][ T5769] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 345.696519][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.701885][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.704552][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.707296][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.710139][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.712926][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.715594][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.718456][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.721221][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.726099][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.728778][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.732151][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.735025][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.737759][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.740428][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.743195][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.745850][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.748624][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.751431][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.754153][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.756880][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.759781][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.762680][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.765508][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.768812][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.771830][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.774694][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.777589][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.782248][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.785220][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.788067][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.791280][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.794170][ T5681] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 345.797201][ T5681] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 345.801754][ T5681] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 345.819106][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 345.832059][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 345.835046][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 345.837830][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 345.843613][ T5681] netdevsim netdevsim6 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 345.846563][ T5681] netdevsim netdevsim6 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 345.848900][ T5681] netdevsim netdevsim6 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 345.851557][ T5681] netdevsim netdevsim6 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 345.935353][ T1658] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 345.940353][ T1658] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 345.950884][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 346.052842][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 346.055160][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 346.058925][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 346.155198][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 346.157600][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 346.162085][ T1658] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 346.420291][ T47] Bluetooth: hci22: command 0x0419 tx timeout [ 346.696143][ T5775] loop2: detected capacity change from 0 to 32768 [ 346.703523][ T5775] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 346.705804][ T5775] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 346.711759][ T5773] loop0: detected capacity change from 0 to 32768 [ 346.730640][ T5773] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 346.733565][ T5775] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 346.736650][ T4419] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 346.738504][ T4419] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 346.759189][ T5773] CPU: 0 PID: 5773 Comm: syz.0.352 Not tainted 6.1.143-syzkaller #0 [ 346.761347][ T5773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 346.764119][ T5773] Call trace: [ 346.765009][ T5773] dump_backtrace+0x1c8/0x1f4 [ 346.766284][ T5773] show_stack+0x2c/0x3c [ 346.767400][ T5773] __dump_stack+0x30/0x40 [ 346.768581][ T5773] dump_stack_lvl+0xf8/0x160 [ 346.769833][ T5773] dump_stack+0x1c/0x5c [ 346.770920][ T5773] sysfs_create_dir_ns+0x22c/0x24c [ 346.772298][ T5773] kobject_add_internal+0x5a8/0xb30 [ 346.773703][ T5773] kobject_init_and_add+0x118/0x17c [ 346.775103][ T5773] gfs2_sys_fs_add+0x1dc/0x3d8 [ 346.776421][ T5773] gfs2_fill_super+0xdec/0x19ec [ 346.777726][ T5773] get_tree_bdev+0x358/0x544 [ 346.778975][ T5773] gfs2_get_tree+0x54/0x1b4 [ 346.780158][ T5773] vfs_get_tree+0x90/0x274 [ 346.781371][ T5773] do_new_mount+0x228/0x810 [ 346.782563][ T5773] path_mount+0x5b4/0xe78 [ 346.783729][ T5773] __arm64_sys_mount+0x49c/0x584 [ 346.785043][ T5773] invoke_syscall+0x98/0x2bc [ 346.786405][ T5773] el0_svc_common+0x138/0x258 [ 346.787717][ T5773] do_el0_svc+0x58/0x13c [ 346.788946][ T5773] el0_svc+0x58/0x138 [ 346.790001][ T5773] el0t_64_sync_handler+0x84/0xf0 [ 346.791421][ T5773] el0t_64_sync+0x18c/0x190 [ 346.804554][ T4419] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 66ms [ 346.812959][ T4419] gfs2: fsid=syz:syz.0: jid=0: Done [ 346.814572][ T5775] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 346.887758][ T5773] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 346.903794][ T5773] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 346.959478][ T5777] loop4: detected capacity change from 0 to 32768 [ 346.985900][ T5777] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 346.988218][ T5777] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 347.015677][ T5779] loop6: detected capacity change from 0 to 32768 [ 347.025409][ T5777] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 347.040700][ T4432] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 347.042544][ T4432] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 347.060491][ T5779] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 347.062587][ T5779] CPU: 0 PID: 5779 Comm: syz.6.329 Not tainted 6.1.143-syzkaller #0 [ 347.064903][ T5779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 347.067573][ T5779] Call trace: [ 347.068499][ T5779] dump_backtrace+0x1c8/0x1f4 [ 347.069757][ T5779] show_stack+0x2c/0x3c [ 347.070870][ T5779] __dump_stack+0x30/0x40 [ 347.071999][ T5779] dump_stack_lvl+0xf8/0x160 [ 347.073224][ T5779] dump_stack+0x1c/0x5c [ 347.074364][ T5779] sysfs_create_dir_ns+0x22c/0x24c [ 347.075698][ T5779] kobject_add_internal+0x5a8/0xb30 [ 347.077199][ T5779] kobject_init_and_add+0x118/0x17c [ 347.078563][ T5779] gfs2_sys_fs_add+0x1dc/0x3d8 [ 347.079891][ T5779] gfs2_fill_super+0xdec/0x19ec [ 347.081245][ T5779] get_tree_bdev+0x358/0x544 [ 347.082521][ T5779] gfs2_get_tree+0x54/0x1b4 [ 347.083692][ T5779] vfs_get_tree+0x90/0x274 [ 347.084915][ T5779] do_new_mount+0x228/0x810 [ 347.086148][ T5779] path_mount+0x5b4/0xe78 [ 347.087349][ T5779] __arm64_sys_mount+0x49c/0x584 [ 347.088644][ T5779] invoke_syscall+0x98/0x2bc [ 347.089864][ T5779] el0_svc_common+0x138/0x258 [ 347.091159][ T5779] do_el0_svc+0x58/0x13c [ 347.092387][ T5779] el0_svc+0x58/0x138 [ 347.093478][ T5779] el0t_64_sync_handler+0x84/0xf0 [ 347.094837][ T5779] el0t_64_sync+0x18c/0x190 [ 347.143105][ T4432] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 100ms [ 347.146338][ T4432] gfs2: fsid=syz:syz.0: jid=0: Done [ 347.147755][ T5777] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 347.177251][ T5779] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 347.181156][ T5779] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 347.758399][ T5783] loop0: detected capacity change from 0 to 32768 [ 347.766887][ T5783] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 347.769199][ T5783] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 347.788791][ T5781] loop2: detected capacity change from 0 to 32768 [ 347.791505][ T5783] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 347.796667][ T4420] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 347.798614][ T4420] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 347.850292][ T5781] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 347.852339][ T5781] CPU: 0 PID: 5781 Comm: syz.2.353 Not tainted 6.1.143-syzkaller #0 [ 347.854447][ T5781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 347.857250][ T5781] Call trace: [ 347.858091][ T5781] dump_backtrace+0x1c8/0x1f4 [ 347.859393][ T5781] show_stack+0x2c/0x3c [ 347.860509][ T5781] __dump_stack+0x30/0x40 [ 347.861643][ T5781] dump_stack_lvl+0xf8/0x160 [ 347.862896][ T5781] dump_stack+0x1c/0x5c [ 347.864018][ T5781] sysfs_create_dir_ns+0x22c/0x24c [ 347.865453][ T5781] kobject_add_internal+0x5a8/0xb30 [ 347.866867][ T5781] kobject_init_and_add+0x118/0x17c [ 347.868285][ T5781] gfs2_sys_fs_add+0x1dc/0x3d8 [ 347.869593][ T5781] gfs2_fill_super+0xdec/0x19ec [ 347.870917][ T5781] get_tree_bdev+0x358/0x544 [ 347.872242][ T5781] gfs2_get_tree+0x54/0x1b4 [ 347.873398][ T5781] vfs_get_tree+0x90/0x274 [ 347.874691][ T5781] do_new_mount+0x228/0x810 [ 347.875908][ T5781] path_mount+0x5b4/0xe78 [ 347.877097][ T5781] __arm64_sys_mount+0x49c/0x584 [ 347.878451][ T5781] invoke_syscall+0x98/0x2bc [ 347.879707][ T5781] el0_svc_common+0x138/0x258 [ 347.880981][ T5781] do_el0_svc+0x58/0x13c [ 347.882148][ T5781] el0_svc+0x58/0x138 [ 347.883241][ T5781] el0t_64_sync_handler+0x84/0xf0 [ 347.884582][ T5781] el0t_64_sync+0x18c/0x190 [ 347.894513][ T4420] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 95ms [ 347.896950][ T4420] gfs2: fsid=syz:syz.0: jid=0: Done [ 347.898459][ T5783] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 347.989526][ T5781] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 348.022374][ T5781] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 348.170114][ T5789] loop4: detected capacity change from 0 to 32768 [ 348.173806][ T5789] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 348.175971][ T5789] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 348.180304][ T4465] Bluetooth: hci0: command 0x0406 tx timeout [ 348.181912][ T4465] Bluetooth: hci6: command 0x0406 tx timeout [ 348.210707][ T5789] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 348.213775][ T113] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 348.215581][ T113] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 348.302795][ T113] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 87ms [ 348.307408][ T113] gfs2: fsid=syz:syz.0: jid=0: Done [ 348.308825][ T5789] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 348.734971][ T5791] loop0: detected capacity change from 0 to 32768 [ 348.754883][ T5791] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 348.757277][ T5791] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 348.781802][ T5791] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 348.791587][ T3887] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 348.793537][ T3887] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 348.852128][ T3887] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 58ms [ 348.854493][ T3887] gfs2: fsid=syz:syz.0: jid=0: Done [ 348.855905][ T5791] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 348.984345][ T5797] loop4: detected capacity change from 0 to 32768 [ 348.991051][ T5797] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 348.993342][ T5797] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 349.021401][ T5797] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 349.044159][ T5795] loop2: detected capacity change from 0 to 32768 [ 349.045693][ T3887] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 349.046874][ T5795] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 349.047671][ T3887] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 349.049692][ T5795] CPU: 1 PID: 5795 Comm: syz.2.359 Not tainted 6.1.143-syzkaller #0 [ 349.053772][ T5795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 349.056564][ T5795] Call trace: [ 349.057482][ T5795] dump_backtrace+0x1c8/0x1f4 [ 349.058728][ T5795] show_stack+0x2c/0x3c [ 349.059848][ T5795] __dump_stack+0x30/0x40 [ 349.061134][ T5795] dump_stack_lvl+0xf8/0x160 [ 349.062445][ T5795] dump_stack+0x1c/0x5c [ 349.063648][ T5795] sysfs_create_dir_ns+0x22c/0x24c [ 349.065005][ T5795] kobject_add_internal+0x5a8/0xb30 [ 349.066558][ T5795] kobject_init_and_add+0x118/0x17c [ 349.067963][ T5795] gfs2_sys_fs_add+0x1dc/0x3d8 [ 349.069314][ T5795] gfs2_fill_super+0xdec/0x19ec [ 349.070604][ T5795] get_tree_bdev+0x358/0x544 [ 349.071857][ T5795] gfs2_get_tree+0x54/0x1b4 [ 349.073049][ T5795] vfs_get_tree+0x90/0x274 [ 349.074246][ T5795] do_new_mount+0x228/0x810 [ 349.075452][ T5795] path_mount+0x5b4/0xe78 [ 349.076595][ T5795] __arm64_sys_mount+0x49c/0x584 [ 349.077937][ T5795] invoke_syscall+0x98/0x2bc [ 349.079172][ T5795] el0_svc_common+0x138/0x258 [ 349.080467][ T5795] do_el0_svc+0x58/0x13c [ 349.081597][ T5795] el0_svc+0x58/0x138 [ 349.082701][ T5795] el0t_64_sync_handler+0x84/0xf0 [ 349.084092][ T5795] el0t_64_sync+0x18c/0x190 [ 349.138340][ T5795] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 349.147002][ T5795] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 349.165818][ T3887] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 118ms [ 349.168079][ T3887] gfs2: fsid=syz:syz.0: jid=0: Done [ 349.169515][ T5797] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 349.693143][ T5799] loop0: detected capacity change from 0 to 32768 [ 349.730898][ T5799] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 349.733104][ T5799] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 349.764526][ T5799] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 349.775263][ T3887] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 349.777062][ T3887] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 349.781735][ T5803] loop4: detected capacity change from 0 to 32768 [ 349.800231][ T5803] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 349.802411][ T5803] CPU: 0 PID: 5803 Comm: syz.4.362 Not tainted 6.1.143-syzkaller #0 [ 349.804702][ T5803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 349.807699][ T5803] Call trace: [ 349.808600][ T5803] dump_backtrace+0x1c8/0x1f4 [ 349.809997][ T5803] show_stack+0x2c/0x3c [ 349.811216][ T5803] __dump_stack+0x30/0x40 [ 349.812569][ T5803] dump_stack_lvl+0xf8/0x160 [ 349.814019][ T5803] dump_stack+0x1c/0x5c [ 349.815238][ T5803] sysfs_create_dir_ns+0x22c/0x24c [ 349.816757][ T5803] kobject_add_internal+0x5a8/0xb30 [ 349.818237][ T5803] kobject_init_and_add+0x118/0x17c [ 349.819738][ T5803] gfs2_sys_fs_add+0x1dc/0x3d8 [ 349.821115][ T5803] gfs2_fill_super+0xdec/0x19ec [ 349.822575][ T5803] get_tree_bdev+0x358/0x544 [ 349.823951][ T5803] gfs2_get_tree+0x54/0x1b4 [ 349.825373][ T5803] vfs_get_tree+0x90/0x274 [ 349.826693][ T5803] do_new_mount+0x228/0x810 [ 349.828007][ T5803] path_mount+0x5b4/0xe78 [ 349.829310][ T5803] __arm64_sys_mount+0x49c/0x584 [ 349.830695][ T5803] invoke_syscall+0x98/0x2bc [ 349.832047][ T5803] el0_svc_common+0x138/0x258 [ 349.833499][ T5803] do_el0_svc+0x58/0x13c [ 349.834795][ T5803] el0_svc+0x58/0x138 [ 349.836000][ T5803] el0t_64_sync_handler+0x84/0xf0 [ 349.837627][ T5803] el0t_64_sync+0x18c/0x190 [ 349.869430][ T3887] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 92ms [ 349.872123][ T3887] gfs2: fsid=syz:syz.0: jid=0: Done [ 349.873682][ T5799] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 349.879296][ T5803] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 349.883418][ T5803] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 349.917379][ T5801] loop2: detected capacity change from 0 to 32768 [ 349.947659][ T5801] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 349.949765][ T5801] CPU: 1 PID: 5801 Comm: syz.2.361 Not tainted 6.1.143-syzkaller #0 [ 349.951998][ T5801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 349.954676][ T5801] Call trace: [ 349.955688][ T5801] dump_backtrace+0x1c8/0x1f4 [ 349.956984][ T5801] show_stack+0x2c/0x3c [ 349.958145][ T5801] __dump_stack+0x30/0x40 [ 349.959367][ T5801] dump_stack_lvl+0xf8/0x160 [ 349.960638][ T5801] dump_stack+0x1c/0x5c [ 349.961761][ T5801] sysfs_create_dir_ns+0x22c/0x24c [ 349.963152][ T5801] kobject_add_internal+0x5a8/0xb30 [ 349.964538][ T5801] kobject_init_and_add+0x118/0x17c [ 349.966003][ T5801] gfs2_sys_fs_add+0x1dc/0x3d8 [ 349.967261][ T5801] gfs2_fill_super+0xdec/0x19ec [ 349.968631][ T5801] get_tree_bdev+0x358/0x544 [ 349.969990][ T5801] gfs2_get_tree+0x54/0x1b4 [ 349.971266][ T5801] vfs_get_tree+0x90/0x274 [ 349.972478][ T5801] do_new_mount+0x228/0x810 [ 349.973724][ T5801] path_mount+0x5b4/0xe78 [ 349.974893][ T5801] __arm64_sys_mount+0x49c/0x584 [ 349.976272][ T5801] invoke_syscall+0x98/0x2bc [ 349.977563][ T5801] el0_svc_common+0x138/0x258 [ 349.978847][ T5801] do_el0_svc+0x58/0x13c [ 349.980017][ T5801] el0_svc+0x58/0x138 [ 349.981146][ T5801] el0t_64_sync_handler+0x84/0xf0 [ 349.982573][ T5801] el0t_64_sync+0x18c/0x190 1970/01/01 00:05:49 executed programs: 357 [ 349.993183][ T5801] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 349.996866][ T5801] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 350.669605][ T5805] loop0: detected capacity change from 0 to 32768 [ 350.686647][ T5805] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 350.688863][ T5805] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 350.710452][ T5805] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 350.713736][ T4420] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 350.715561][ T4420] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 350.777399][ T4420] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 61ms [ 350.781469][ T4420] gfs2: fsid=syz:syz.0: jid=0: Done [ 350.782895][ T5805] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 350.837654][ T5807] loop4: detected capacity change from 0 to 32768 [ 350.888207][ T5807] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 350.900809][ T5807] CPU: 1 PID: 5807 Comm: syz.4.364 Not tainted 6.1.143-syzkaller #0 [ 350.903015][ T5807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 350.905820][ T5807] Call trace: [ 350.906649][ T5807] dump_backtrace+0x1c8/0x1f4 [ 350.907897][ T5807] show_stack+0x2c/0x3c [ 350.909074][ T5807] __dump_stack+0x30/0x40 [ 350.910282][ T5807] dump_stack_lvl+0xf8/0x160 [ 350.911521][ T5807] dump_stack+0x1c/0x5c [ 350.912782][ T5807] sysfs_create_dir_ns+0x22c/0x24c [ 350.914215][ T5807] kobject_add_internal+0x5a8/0xb30 [ 350.915653][ T5807] kobject_init_and_add+0x118/0x17c [ 350.917125][ T5807] gfs2_sys_fs_add+0x1dc/0x3d8 [ 350.918450][ T5807] gfs2_fill_super+0xdec/0x19ec [ 350.919735][ T5807] get_tree_bdev+0x358/0x544 [ 350.920954][ T5807] gfs2_get_tree+0x54/0x1b4 [ 350.922158][ T5807] vfs_get_tree+0x90/0x274 [ 350.923350][ T5807] do_new_mount+0x228/0x810 [ 350.924532][ T5807] path_mount+0x5b4/0xe78 [ 350.925704][ T5807] __arm64_sys_mount+0x49c/0x584 [ 350.927084][ T5807] invoke_syscall+0x98/0x2bc [ 350.928331][ T5807] el0_svc_common+0x138/0x258 [ 350.929629][ T5807] do_el0_svc+0x58/0x13c [ 350.930802][ T5807] el0_svc+0x58/0x138 [ 350.931895][ T5807] el0t_64_sync_handler+0x84/0xf0 [ 350.933269][ T5807] el0t_64_sync+0x18c/0x190 [ 350.952154][ T5807] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 350.955908][ T5807] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 350.964638][ T5809] loop2: detected capacity change from 0 to 32768 [ 351.000765][ T5809] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 351.002944][ T5809] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 351.013271][ T5809] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 351.018441][ T4421] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 351.020344][ T4421] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 351.096052][ T4421] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 75ms [ 351.098388][ T4421] gfs2: fsid=syz:syz.0: jid=0: Done [ 351.099847][ T5809] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 351.516610][ T5811] loop0: detected capacity change from 0 to 32768 [ 351.538722][ T5811] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 351.541980][ T5811] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 351.568277][ T5811] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 351.573729][ T4420] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 351.575605][ T4420] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 351.634781][ T4420] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 59ms [ 351.637249][ T4420] gfs2: fsid=syz:syz.0: jid=0: Done [ 351.638698][ T5811] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 351.894300][ T5815] loop2: detected capacity change from 0 to 32768 [ 351.909315][ T5815] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 351.913378][ T5813] loop4: detected capacity change from 0 to 32768 [ 351.916121][ T5815] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 351.919165][ T5813] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 351.923402][ T5815] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 351.925638][ T5813] CPU: 0 PID: 5813 Comm: syz.4.367 Not tainted 6.1.143-syzkaller #0 [ 351.927853][ T5813] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 351.930706][ T5813] Call trace: [ 351.931638][ T5813] dump_backtrace+0x1c8/0x1f4 [ 351.932926][ T5813] show_stack+0x2c/0x3c [ 351.934087][ T5813] __dump_stack+0x30/0x40 [ 351.935280][ T5813] dump_stack_lvl+0xf8/0x160 [ 351.936511][ T5813] dump_stack+0x1c/0x5c [ 351.937658][ T5813] sysfs_create_dir_ns+0x22c/0x24c [ 351.939181][ T5813] kobject_add_internal+0x5a8/0xb30 [ 351.940613][ T5813] kobject_init_and_add+0x118/0x17c [ 351.942011][ T5813] gfs2_sys_fs_add+0x1dc/0x3d8 [ 351.943291][ T5813] gfs2_fill_super+0xdec/0x19ec [ 351.944621][ T5813] get_tree_bdev+0x358/0x544 [ 351.945912][ T5813] gfs2_get_tree+0x54/0x1b4 [ 351.947143][ T5813] vfs_get_tree+0x90/0x274 [ 351.948349][ T5813] do_new_mount+0x228/0x810 [ 351.949558][ T5813] path_mount+0x5b4/0xe78 [ 351.950710][ T5813] __arm64_sys_mount+0x49c/0x584 [ 351.952114][ T5813] invoke_syscall+0x98/0x2bc [ 351.953365][ T5813] el0_svc_common+0x138/0x258 [ 351.954627][ T5813] do_el0_svc+0x58/0x13c [ 351.955767][ T5813] el0_svc+0x58/0x138 [ 351.956843][ T5813] el0t_64_sync_handler+0x84/0xf0 [ 351.958212][ T5813] el0t_64_sync+0x18c/0x190 [ 351.963975][ T5813] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 351.967489][ T5813] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 351.977043][ T4431] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 351.978860][ T4431] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 352.028402][ T4431] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 49ms [ 352.034676][ T4431] gfs2: fsid=syz:syz.0: jid=0: Done [ 352.036263][ T5815] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 352.348359][ T5817] loop0: detected capacity change from 0 to 32768 [ 352.381542][ T5817] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 352.383828][ T5817] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 352.390876][ T5817] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 352.408121][ T4431] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 352.410226][ T4431] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 352.468004][ T4431] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 57ms [ 352.472273][ T4431] gfs2: fsid=syz:syz.0: jid=0: Done [ 352.473692][ T5817] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 352.635713][ T47] Bluetooth: hci23: unexpected cc 0x0c03 length: 249 > 1 [ 352.639255][ T47] Bluetooth: hci23: unexpected cc 0x1003 length: 249 > 9 [ 352.641905][ T4409] Bluetooth: hci23: unexpected cc 0x1001 length: 249 > 9 [ 352.644559][ T4409] Bluetooth: hci23: unexpected cc 0x0c23 length: 249 > 4 [ 352.647634][ T4409] Bluetooth: hci23: unexpected cc 0x0c25 length: 249 > 3 [ 352.670352][ T4409] Bluetooth: hci23: unexpected cc 0x0c38 length: 249 > 2 [ 352.769230][ T5819] loop4: detected capacity change from 0 to 32768 [ 352.802387][ T5819] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 352.804639][ T5819] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 352.821564][ T5819] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 352.828817][ T3887] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 352.830843][ T3887] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 352.877578][ T3887] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 46ms [ 352.879834][ T3887] gfs2: fsid=syz:syz.0: jid=0: Done [ 352.886885][ T5819] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 352.974481][ T5821] loop2: detected capacity change from 0 to 32768 [ 353.030163][ T5821] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 353.032223][ T5821] CPU: 1 PID: 5821 Comm: syz.2.371 Not tainted 6.1.143-syzkaller #0 [ 353.034373][ T5821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 353.036960][ T5821] Call trace: [ 353.037890][ T5821] dump_backtrace+0x1c8/0x1f4 [ 353.039183][ T5821] show_stack+0x2c/0x3c [ 353.040299][ T5821] __dump_stack+0x30/0x40 [ 353.041558][ T5821] dump_stack_lvl+0xf8/0x160 [ 353.042854][ T5821] dump_stack+0x1c/0x5c [ 353.044093][ T5821] sysfs_create_dir_ns+0x22c/0x24c [ 353.045556][ T5821] kobject_add_internal+0x5a8/0xb30 [ 353.046960][ T5821] kobject_init_and_add+0x118/0x17c [ 353.048449][ T5821] gfs2_sys_fs_add+0x1dc/0x3d8 [ 353.049789][ T5821] gfs2_fill_super+0xdec/0x19ec [ 353.051109][ T5821] get_tree_bdev+0x358/0x544 [ 353.052336][ T5821] gfs2_get_tree+0x54/0x1b4 [ 353.053561][ T5821] vfs_get_tree+0x90/0x274 [ 353.054862][ T5821] do_new_mount+0x228/0x810 [ 353.056132][ T5821] path_mount+0x5b4/0xe78 [ 353.057296][ T5821] __arm64_sys_mount+0x49c/0x584 [ 353.058650][ T5821] invoke_syscall+0x98/0x2bc [ 353.059954][ T5821] el0_svc_common+0x138/0x258 [ 353.061308][ T5821] do_el0_svc+0x58/0x13c [ 353.062525][ T5821] el0_svc+0x58/0x138 [ 353.063655][ T5821] el0t_64_sync_handler+0x84/0xf0 [ 353.064983][ T5821] el0t_64_sync+0x18c/0x190 [ 353.114957][ T5824] chnl_net:caif_netlink_parms(): no params data found [ 353.150249][ T5821] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 353.154384][ T5821] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 353.301000][ T4409] Bluetooth: hci8: command 0x0406 tx timeout [ 353.301897][ T4465] Bluetooth: hci7: command 0x0406 tx timeout [ 353.302705][ T4409] Bluetooth: hci9: command 0x0406 tx timeout [ 353.340822][ T5824] bridge0: port 1(bridge_slave_0) entered blocking state [ 353.342822][ T5824] bridge0: port 1(bridge_slave_0) entered disabled state [ 353.345800][ T5824] device bridge_slave_0 entered promiscuous mode [ 353.349809][ T5824] bridge0: port 2(bridge_slave_1) entered blocking state [ 353.352009][ T5824] bridge0: port 2(bridge_slave_1) entered disabled state [ 353.355357][ T5824] device bridge_slave_1 entered promiscuous mode [ 353.482406][ T5824] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 353.488009][ T5824] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 353.561765][ T5824] team0: Port device team_slave_0 added [ 353.565947][ T5824] team0: Port device team_slave_1 added [ 353.615958][ T5824] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 353.617968][ T5824] 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. [ 353.650085][ T5824] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 353.658711][ T5824] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 353.665355][ T5824] 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. [ 353.688200][ T5824] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 353.702045][ T5827] loop0: detected capacity change from 0 to 32768 [ 353.712959][ T5827] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 353.725731][ T5827] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 353.733671][ T5827] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 353.741277][ T4421] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 353.743186][ T4421] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 353.801623][ T4421] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 58ms [ 353.804070][ T4421] gfs2: fsid=syz:syz.0: jid=0: Done [ 353.805536][ T5827] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 353.902926][ T5824] device hsr_slave_0 entered promiscuous mode [ 353.938628][ T5832] loop4: detected capacity change from 0 to 32768 [ 353.943218][ T5824] device hsr_slave_1 entered promiscuous mode [ 353.947074][ T5832] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 353.949122][ T5832] CPU: 1 PID: 5832 Comm: syz.4.374 Not tainted 6.1.143-syzkaller #0 [ 353.951252][ T5832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 353.953998][ T5832] Call trace: [ 353.954894][ T5832] dump_backtrace+0x1c8/0x1f4 [ 353.956172][ T5832] show_stack+0x2c/0x3c [ 353.957302][ T5832] __dump_stack+0x30/0x40 [ 353.958540][ T5832] dump_stack_lvl+0xf8/0x160 [ 353.959840][ T5832] dump_stack+0x1c/0x5c [ 353.960938][ T5832] sysfs_create_dir_ns+0x22c/0x24c [ 353.962452][ T5832] kobject_add_internal+0x5a8/0xb30 [ 353.963897][ T5832] kobject_init_and_add+0x118/0x17c [ 353.965315][ T5832] gfs2_sys_fs_add+0x1dc/0x3d8 [ 353.966566][ T5832] gfs2_fill_super+0xdec/0x19ec [ 353.967855][ T5832] get_tree_bdev+0x358/0x544 [ 353.969197][ T5832] gfs2_get_tree+0x54/0x1b4 [ 353.970447][ T5832] vfs_get_tree+0x90/0x274 [ 353.971597][ T5832] do_new_mount+0x228/0x810 [ 353.972850][ T5832] path_mount+0x5b4/0xe78 [ 353.974075][ T5832] __arm64_sys_mount+0x49c/0x584 [ 353.975443][ T5832] invoke_syscall+0x98/0x2bc [ 353.976711][ T5832] el0_svc_common+0x138/0x258 [ 353.977976][ T5832] do_el0_svc+0x58/0x13c [ 353.979228][ T5832] el0_svc+0x58/0x138 [ 353.980324][ T5832] el0t_64_sync_handler+0x84/0xf0 [ 353.981804][ T5832] el0t_64_sync+0x18c/0x190 [ 354.011269][ T5824] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 354.013547][ T5824] Cannot create hsr debugfs directory [ 354.110063][ T5832] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 354.113573][ T5832] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 354.179049][ T5835] loop2: detected capacity change from 0 to 32768 [ 354.206060][ T5835] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 354.208272][ T5835] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 354.226401][ T5835] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 354.229672][ T4421] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 354.231641][ T4421] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 354.286984][ T4421] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 55ms [ 354.289293][ T4421] gfs2: fsid=syz:syz.0: jid=0: Done [ 354.294923][ T5835] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 354.455195][ T5824] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 354.728477][ T5839] loop0: detected capacity change from 0 to 32768 [ 354.732501][ T5824] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 354.740160][ T47] Bluetooth: hci23: command 0x0409 tx timeout [ 354.761016][ T5839] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 354.763384][ T5839] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 354.800536][ T5839] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 354.806726][ T3887] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 354.808682][ T3887] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 354.843097][ T5824] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 354.887120][ T3887] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 78ms [ 354.889506][ T3887] gfs2: fsid=syz:syz.0: jid=0: Done [ 354.901518][ T5839] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 354.976254][ T5844] loop2: detected capacity change from 0 to 32768 [ 354.986764][ T5844] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 354.989025][ T5844] CPU: 1 PID: 5844 Comm: syz.2.378 Not tainted 6.1.143-syzkaller #0 [ 354.991238][ T5844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 354.993941][ T5844] Call trace: [ 354.994870][ T5844] dump_backtrace+0x1c8/0x1f4 [ 354.996162][ T5844] show_stack+0x2c/0x3c [ 354.997303][ T5844] __dump_stack+0x30/0x40 [ 354.998465][ T5844] dump_stack_lvl+0xf8/0x160 [ 354.999701][ T5844] dump_stack+0x1c/0x5c [ 355.000904][ T5844] sysfs_create_dir_ns+0x22c/0x24c [ 355.002314][ T5844] kobject_add_internal+0x5a8/0xb30 [ 355.003749][ T5844] kobject_init_and_add+0x118/0x17c [ 355.005221][ T5844] gfs2_sys_fs_add+0x1dc/0x3d8 [ 355.006485][ T5844] gfs2_fill_super+0xdec/0x19ec [ 355.007820][ T5844] get_tree_bdev+0x358/0x544 [ 355.009074][ T5844] gfs2_get_tree+0x54/0x1b4 [ 355.010335][ T5844] vfs_get_tree+0x90/0x274 [ 355.011541][ T5844] do_new_mount+0x228/0x810 [ 355.012766][ T5844] path_mount+0x5b4/0xe78 [ 355.013955][ T5844] __arm64_sys_mount+0x49c/0x584 [ 355.015328][ T5844] invoke_syscall+0x98/0x2bc [ 355.016587][ T5844] el0_svc_common+0x138/0x258 [ 355.017871][ T5844] do_el0_svc+0x58/0x13c [ 355.019052][ T5844] el0_svc+0x58/0x138 [ 355.020102][ T5844] el0t_64_sync_handler+0x84/0xf0 [ 355.021502][ T5844] el0t_64_sync+0x18c/0x190 [ 355.027241][ T5841] loop4: detected capacity change from 0 to 32768 1970/01/01 00:05:55 executed programs: 372 [ 355.050221][ T5844] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 355.051222][ T5841] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 355.053942][ T5844] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 355.072248][ T5841] CPU: 1 PID: 5841 Comm: syz.4.377 Not tainted 6.1.143-syzkaller #0 [ 355.074445][ T5841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 355.077160][ T5841] Call trace: [ 355.078062][ T5841] dump_backtrace+0x1c8/0x1f4 [ 355.079275][ T5841] show_stack+0x2c/0x3c [ 355.080398][ T5841] __dump_stack+0x30/0x40 [ 355.081575][ T5841] dump_stack_lvl+0xf8/0x160 [ 355.082781][ T5841] dump_stack+0x1c/0x5c [ 355.083922][ T5841] sysfs_create_dir_ns+0x22c/0x24c [ 355.085360][ T5841] kobject_add_internal+0x5a8/0xb30 [ 355.086746][ T5841] kobject_init_and_add+0x118/0x17c [ 355.088138][ T5841] gfs2_sys_fs_add+0x1dc/0x3d8 [ 355.089504][ T5841] gfs2_fill_super+0xdec/0x19ec [ 355.090775][ T5841] get_tree_bdev+0x358/0x544 [ 355.092017][ T5841] gfs2_get_tree+0x54/0x1b4 [ 355.093270][ T5841] vfs_get_tree+0x90/0x274 [ 355.094502][ T5841] do_new_mount+0x228/0x810 [ 355.095712][ T5841] path_mount+0x5b4/0xe78 [ 355.096920][ T5841] __arm64_sys_mount+0x49c/0x584 [ 355.098272][ T5841] invoke_syscall+0x98/0x2bc [ 355.099584][ T5841] el0_svc_common+0x138/0x258 [ 355.100852][ T5841] do_el0_svc+0x58/0x13c [ 355.101970][ T5841] el0_svc+0x58/0x138 [ 355.103092][ T5841] el0t_64_sync_handler+0x84/0xf0 [ 355.104443][ T5841] el0t_64_sync+0x18c/0x190 [ 355.122837][ T5824] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 355.141626][ T4821] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 355.180125][ T5841] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 355.183843][ T5841] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 355.648630][ T5824] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 355.732249][ T5824] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 355.802271][ T5824] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 355.858786][ T5846] loop0: detected capacity change from 0 to 32768 [ 355.866044][ T5824] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 355.902327][ T5846] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 355.904727][ T5846] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 355.921337][ T5846] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 355.930521][ T4431] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 355.932517][ T4431] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 356.020135][ T4431] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 87ms [ 356.040448][ T4431] gfs2: fsid=syz:syz.0: jid=0: Done [ 356.041995][ T5846] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 356.116311][ T5850] loop2: detected capacity change from 0 to 32768 [ 356.120367][ T5850] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 356.122381][ T5850] CPU: 1 PID: 5850 Comm: syz.2.381 Not tainted 6.1.143-syzkaller #0 [ 356.124602][ T5850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 356.127309][ T5850] Call trace: [ 356.128155][ T5850] dump_backtrace+0x1c8/0x1f4 [ 356.129418][ T5850] show_stack+0x2c/0x3c [ 356.130505][ T5850] __dump_stack+0x30/0x40 [ 356.131657][ T5850] dump_stack_lvl+0xf8/0x160 [ 356.132867][ T5850] dump_stack+0x1c/0x5c [ 356.133975][ T5850] sysfs_create_dir_ns+0x22c/0x24c [ 356.135355][ T5850] kobject_add_internal+0x5a8/0xb30 [ 356.136821][ T5850] kobject_init_and_add+0x118/0x17c [ 356.138255][ T5850] gfs2_sys_fs_add+0x1dc/0x3d8 [ 356.139509][ T5850] gfs2_fill_super+0xdec/0x19ec [ 356.140815][ T5850] get_tree_bdev+0x358/0x544 [ 356.142060][ T5850] gfs2_get_tree+0x54/0x1b4 [ 356.143237][ T5850] vfs_get_tree+0x90/0x274 [ 356.144471][ T5850] do_new_mount+0x228/0x810 [ 356.145676][ T5850] path_mount+0x5b4/0xe78 [ 356.146856][ T5850] __arm64_sys_mount+0x49c/0x584 [ 356.148205][ T5850] invoke_syscall+0x98/0x2bc [ 356.149522][ T5850] el0_svc_common+0x138/0x258 [ 356.150801][ T5850] do_el0_svc+0x58/0x13c [ 356.151936][ T5850] el0_svc+0x58/0x138 [ 356.153052][ T5850] el0t_64_sync_handler+0x84/0xf0 [ 356.154422][ T5850] el0t_64_sync+0x18c/0x190 [ 356.174600][ T5824] 8021q: adding VLAN 0 to HW filter on device bond0 [ 356.205214][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 356.207859][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 356.212477][ T5852] loop4: detected capacity change from 0 to 32768 [ 356.221355][ T5824] 8021q: adding VLAN 0 to HW filter on device team0 [ 356.225330][ T5852] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 356.227474][ T5852] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 356.232005][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 356.234864][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 356.237768][ T64] bridge0: port 1(bridge_slave_0) entered blocking state [ 356.239664][ T64] bridge0: port 1(bridge_slave_0) entered forwarding state [ 356.251352][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 356.254763][ T5852] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 356.257302][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 356.262123][ T4420] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 356.263931][ T4420] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 356.272723][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 356.275136][ T64] bridge0: port 2(bridge_slave_1) entered blocking state [ 356.276990][ T64] bridge0: port 2(bridge_slave_1) entered forwarding state [ 356.279328][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 356.283460][ T5850] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 356.300069][ T5850] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 356.324645][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 356.327725][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 356.353973][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 356.359505][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 356.364936][ T4420] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 101ms [ 356.370511][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 356.380832][ T4420] gfs2: fsid=syz:syz.0: jid=0: Done [ 356.382461][ T5852] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 356.397260][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 356.400861][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 356.404805][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 356.413871][ T5824] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 356.440588][ T5824] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 356.444784][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 356.447703][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 356.785750][ T5860] loop0: detected capacity change from 0 to 32768 [ 356.800875][ T5860] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 356.803300][ T5860] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 356.820279][ T47] Bluetooth: hci23: command 0x041b tx timeout [ 356.824815][ T5860] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 356.851406][ T4431] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 356.852543][ T5824] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 356.853394][ T4431] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 356.857469][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 356.859873][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 356.921962][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 356.924938][ T4531] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 356.940743][ T4431] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 87ms [ 356.943202][ T4431] gfs2: fsid=syz:syz.0: jid=0: Done [ 356.944730][ T5860] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 356.967023][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 356.971091][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 356.974826][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 356.984571][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 356.995676][ T5824] device veth0_vlan entered promiscuous mode [ 357.010658][ T5824] device veth1_vlan entered promiscuous mode [ 357.121879][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 357.124923][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 357.127814][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 357.132357][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 357.144722][ T5824] device veth0_macvtap entered promiscuous mode [ 357.149664][ T5824] device veth1_macvtap entered promiscuous mode [ 357.151983][ T5864] loop2: detected capacity change from 0 to 32768 [ 357.161059][ T5864] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 357.163390][ T5864] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 357.177991][ T5864] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 357.181867][ T4420] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 357.183702][ T4420] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 357.210853][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 357.213703][ T55] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 357.217458][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.230089][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.232807][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.241032][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.243872][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.246847][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.249696][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.253786][ T4420] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 70ms [ 357.256057][ T4420] gfs2: fsid=syz:syz.0: jid=0: Done [ 357.270837][ T5864] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 357.279180][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.290869][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.340087][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.342974][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.345978][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.348671][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.370426][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.373181][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.375974][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.378692][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.401400][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.404146][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.407189][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.420540][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.423603][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.428089][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.440189][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.443014][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.445983][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.448799][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.460080][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.470428][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.473668][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.476479][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.479366][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.490096][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.493049][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.509330][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.513944][ T5866] loop4: detected capacity change from 0 to 32768 [ 357.516679][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.519300][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.522601][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.525458][ T5866] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 357.527552][ T5866] CPU: 0 PID: 5866 Comm: syz.4.384 Not tainted 6.1.143-syzkaller #0 [ 357.529633][ T5866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 357.532395][ T5866] Call trace: [ 357.533299][ T5866] dump_backtrace+0x1c8/0x1f4 [ 357.534641][ T5866] show_stack+0x2c/0x3c [ 357.535767][ T5866] __dump_stack+0x30/0x40 [ 357.537007][ T5866] dump_stack_lvl+0xf8/0x160 [ 357.538370][ T5866] dump_stack+0x1c/0x5c [ 357.539646][ T5866] sysfs_create_dir_ns+0x22c/0x24c [ 357.541070][ T5866] kobject_add_internal+0x5a8/0xb30 [ 357.542572][ T5866] kobject_init_and_add+0x118/0x17c [ 357.544122][ T5866] gfs2_sys_fs_add+0x1dc/0x3d8 [ 357.545547][ T5866] gfs2_fill_super+0xdec/0x19ec [ 357.547054][ T5866] get_tree_bdev+0x358/0x544 [ 357.548362][ T5866] gfs2_get_tree+0x54/0x1b4 [ 357.549627][ T5866] vfs_get_tree+0x90/0x274 [ 357.550903][ T5866] do_new_mount+0x228/0x810 [ 357.552262][ T5866] path_mount+0x5b4/0xe78 [ 357.553589][ T5866] __arm64_sys_mount+0x49c/0x584 [ 357.555033][ T5866] invoke_syscall+0x98/0x2bc [ 357.556435][ T5866] el0_svc_common+0x138/0x258 [ 357.557802][ T5866] do_el0_svc+0x58/0x13c [ 357.558999][ T5866] el0_svc+0x58/0x138 [ 357.560144][ T5866] el0t_64_sync_handler+0x84/0xf0 [ 357.561565][ T5866] el0t_64_sync+0x18c/0x190 [ 357.565937][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.569163][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.572236][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.575160][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.578194][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.584636][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.587487][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 357.592169][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.597380][ T5824] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 357.607501][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.614737][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.617511][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.625245][ T5866] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 357.629005][ T5866] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 357.650166][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.658910][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.672683][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.676431][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.679276][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.696617][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.699671][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.710343][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.713490][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.721118][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.726663][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.736395][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.745252][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.752746][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.759828][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.768247][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.774839][ T5871] loop0: detected capacity change from 0 to 32768 [ 357.775893][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.783853][ T5871] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 357.785906][ T5871] CPU: 1 PID: 5871 Comm: syz.0.385 Not tainted 6.1.143-syzkaller #0 [ 357.786653][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.788018][ T5871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 357.788029][ T5871] Call trace: [ 357.788033][ T5871] dump_backtrace+0x1c8/0x1f4 [ 357.795742][ T5871] show_stack+0x2c/0x3c [ 357.796924][ T5871] __dump_stack+0x30/0x40 [ 357.797723][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.798132][ T5871] dump_stack_lvl+0xf8/0x160 [ 357.802198][ T5871] dump_stack+0x1c/0x5c [ 357.803370][ T5871] sysfs_create_dir_ns+0x22c/0x24c [ 357.804732][ T5871] kobject_add_internal+0x5a8/0xb30 [ 357.805467][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.806259][ T5871] kobject_init_and_add+0x118/0x17c [ 357.806286][ T5871] gfs2_sys_fs_add+0x1dc/0x3d8 [ 357.806301][ T5871] gfs2_fill_super+0xdec/0x19ec [ 357.806311][ T5871] get_tree_bdev+0x358/0x544 [ 357.806322][ T5871] gfs2_get_tree+0x54/0x1b4 [ 357.806332][ T5871] vfs_get_tree+0x90/0x274 [ 357.806342][ T5871] do_new_mount+0x228/0x810 [ 357.806352][ T5871] path_mount+0x5b4/0xe78 [ 357.806361][ T5871] __arm64_sys_mount+0x49c/0x584 [ 357.806371][ T5871] invoke_syscall+0x98/0x2bc [ 357.806384][ T5871] el0_svc_common+0x138/0x258 [ 357.806402][ T5871] do_el0_svc+0x58/0x13c [ 357.806415][ T5871] el0_svc+0x58/0x138 [ 357.806427][ T5871] el0t_64_sync_handler+0x84/0xf0 [ 357.806440][ T5871] el0t_64_sync+0x18c/0x190 [ 357.831728][ T5871] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 357.837872][ T5871] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 357.859996][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.862969][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.866204][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.869108][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.873441][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.876221][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.879477][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.882721][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.885518][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.888094][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.891951][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.894629][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.897406][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.900510][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.903533][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.906151][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.920362][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.922987][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.925730][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.928298][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.941053][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.943752][ T5824] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 357.946625][ T5824] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 357.967528][ T5824] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 357.986485][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 357.989561][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 358.021739][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 358.039451][ T4384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 358.054629][ T5824] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 358.057086][ T5824] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 358.059523][ T5824] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 358.100005][ T5824] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 358.392938][ T4384] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 358.395352][ T4384] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 358.405891][ T5831] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 358.439562][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 358.442479][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 358.446230][ T64] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 358.864569][ T5877] loop2: detected capacity change from 0 to 32768 [ 358.889033][ T5877] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 358.891481][ T5877] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 358.901677][ T47] Bluetooth: hci23: command 0x040f tx timeout [ 358.911231][ T5877] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 358.918813][ T4421] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 358.920874][ T4421] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 358.954049][ T5875] loop4: detected capacity change from 0 to 32768 [ 358.983596][ T5875] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 358.985688][ T5879] loop0: detected capacity change from 0 to 32768 [ 358.985951][ T5875] CPU: 0 PID: 5875 Comm: syz.4.387 Not tainted 6.1.143-syzkaller #0 [ 358.990095][ T5875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 358.992943][ T5875] Call trace: [ 358.993962][ T5875] dump_backtrace+0x1c8/0x1f4 [ 358.995329][ T5875] show_stack+0x2c/0x3c [ 358.996458][ T5875] __dump_stack+0x30/0x40 [ 358.997534][ T5879] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 358.997614][ T5875] dump_stack_lvl+0xf8/0x160 [ 359.000934][ T5875] dump_stack+0x1c/0x5c [ 359.002056][ T5875] sysfs_create_dir_ns+0x22c/0x24c [ 359.003497][ T5875] kobject_add_internal+0x5a8/0xb30 [ 359.004992][ T5875] kobject_init_and_add+0x118/0x17c [ 359.006543][ T5875] gfs2_sys_fs_add+0x1dc/0x3d8 [ 359.007918][ T5875] gfs2_fill_super+0xdec/0x19ec [ 359.009311][ T5875] get_tree_bdev+0x358/0x544 [ 359.010591][ T5875] gfs2_get_tree+0x54/0x1b4 [ 359.011879][ T5875] vfs_get_tree+0x90/0x274 [ 359.013154][ T5875] do_new_mount+0x228/0x810 [ 359.014444][ T5875] path_mount+0x5b4/0xe78 [ 359.015727][ T5875] __arm64_sys_mount+0x49c/0x584 [ 359.017197][ T5875] invoke_syscall+0x98/0x2bc [ 359.018588][ T5875] el0_svc_common+0x138/0x258 [ 359.019957][ T5875] do_el0_svc+0x58/0x13c [ 359.021210][ T5875] el0_svc+0x58/0x138 [ 359.022352][ T5875] el0t_64_sync_handler+0x84/0xf0 [ 359.023890][ T5875] el0t_64_sync+0x18c/0x190 [ 359.025231][ T5879] CPU: 1 PID: 5879 Comm: syz.0.388 Not tainted 6.1.143-syzkaller #0 [ 359.027416][ T5879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 359.030026][ T5879] Call trace: [ 359.030916][ T5879] dump_backtrace+0x1c8/0x1f4 [ 359.032235][ T5879] show_stack+0x2c/0x3c [ 359.033409][ T5879] __dump_stack+0x30/0x40 [ 359.034584][ T5879] dump_stack_lvl+0xf8/0x160 [ 359.035856][ T5879] dump_stack+0x1c/0x5c [ 359.037017][ T5879] sysfs_create_dir_ns+0x22c/0x24c [ 359.038435][ T5879] kobject_add_internal+0x5a8/0xb30 [ 359.039877][ T5879] kobject_init_and_add+0x118/0x17c [ 359.041340][ T5879] gfs2_sys_fs_add+0x1dc/0x3d8 [ 359.042728][ T5879] gfs2_fill_super+0xdec/0x19ec [ 359.044115][ T5879] get_tree_bdev+0x358/0x544 [ 359.045446][ T5879] gfs2_get_tree+0x54/0x1b4 [ 359.046710][ T5879] vfs_get_tree+0x90/0x274 [ 359.047939][ T5879] do_new_mount+0x228/0x810 [ 359.049269][ T5879] path_mount+0x5b4/0xe78 [ 359.050400][ T5879] __arm64_sys_mount+0x49c/0x584 [ 359.051766][ T5879] invoke_syscall+0x98/0x2bc [ 359.053000][ T5879] el0_svc_common+0x138/0x258 [ 359.054352][ T5879] do_el0_svc+0x58/0x13c [ 359.055527][ T5879] el0_svc+0x58/0x138 [ 359.056701][ T5879] el0t_64_sync_handler+0x84/0xf0 [ 359.058122][ T5879] el0t_64_sync+0x18c/0x190 [ 359.063303][ T4421] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 142ms [ 359.066313][ T4421] gfs2: fsid=syz:syz.0: jid=0: Done [ 359.067724][ T5877] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 359.090768][ T5879] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 359.094341][ T5879] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 359.099131][ T5875] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 359.103160][ T5875] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 359.499502][ T5881] loop3: detected capacity change from 0 to 32768 [ 359.518013][ T5881] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 359.527398][ T5881] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 359.549069][ T5881] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 2ms [ 359.563315][ T4419] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 359.565403][ T4419] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 359.638508][ T4419] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 73ms [ 359.656475][ T4419] gfs2: fsid=syz:syz.0: jid=0: Done [ 359.657897][ T5881] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 359.976570][ T5885] loop0: detected capacity change from 0 to 32768 [ 360.014359][ T5884] loop4: detected capacity change from 0 to 32768 [ 360.015778][ T5885] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 360.018742][ T5885] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 360.024616][ T5887] loop2: detected capacity change from 0 to 32768 [ 360.027532][ T5887] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 360.029626][ T5887] CPU: 1 PID: 5887 Comm: syz.2.389 Not tainted 6.1.143-syzkaller #0 [ 360.031388][ T5884] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 360.031947][ T5887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 360.037021][ T5887] Call trace: [ 360.037999][ T5887] dump_backtrace+0x1c8/0x1f4 [ 360.039390][ T5887] show_stack+0x2c/0x3c [ 360.040635][ T5887] __dump_stack+0x30/0x40 [ 360.041991][ T5887] dump_stack_lvl+0xf8/0x160 [ 360.043383][ T5887] dump_stack+0x1c/0x5c [ 360.044664][ T5887] sysfs_create_dir_ns+0x22c/0x24c [ 360.046127][ T5887] kobject_add_internal+0x5a8/0xb30 [ 360.047699][ T5887] kobject_init_and_add+0x118/0x17c [ 360.049280][ T5887] gfs2_sys_fs_add+0x1dc/0x3d8 [ 360.050607][ T5887] gfs2_fill_super+0xdec/0x19ec [ 360.051907][ T5887] get_tree_bdev+0x358/0x544 [ 360.053167][ T5887] gfs2_get_tree+0x54/0x1b4 [ 360.054424][ T5887] vfs_get_tree+0x90/0x274 [ 360.055674][ T5887] do_new_mount+0x228/0x810 [ 360.056935][ T5887] path_mount+0x5b4/0xe78 [ 360.058103][ T5887] __arm64_sys_mount+0x49c/0x584 [ 360.059632][ T5887] invoke_syscall+0x98/0x2bc [ 360.060982][ T5887] el0_svc_common+0x138/0x258 [ 360.062340][ T5887] do_el0_svc+0x58/0x13c [ 360.063603][ T5887] el0_svc+0x58/0x138 [ 360.064768][ T5887] el0t_64_sync_handler+0x84/0xf0 [ 360.066263][ T5887] el0t_64_sync+0x18c/0x190 [ 360.073854][ T5884] CPU: 0 PID: 5884 Comm: syz.4.390 Not tainted 6.1.143-syzkaller #0 [ 360.076042][ T5884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 360.078777][ T5884] Call trace: [ 360.079655][ T5884] dump_backtrace+0x1c8/0x1f4 [ 360.080951][ T5884] show_stack+0x2c/0x3c [ 360.081501][ T5885] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 360.082098][ T5884] __dump_stack+0x30/0x40 [ 360.085538][ T5884] dump_stack_lvl+0xf8/0x160 [ 360.086144][ T4419] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 360.086801][ T5884] dump_stack+0x1c/0x5c [ 360.088768][ T4419] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 360.089865][ T5884] sysfs_create_dir_ns+0x22c/0x24c [ 360.093230][ T5884] kobject_add_internal+0x5a8/0xb30 [ 360.094630][ T5884] kobject_init_and_add+0x118/0x17c [ 360.096094][ T5884] gfs2_sys_fs_add+0x1dc/0x3d8 [ 360.097448][ T5884] gfs2_fill_super+0xdec/0x19ec [ 360.098930][ T5884] get_tree_bdev+0x358/0x544 [ 360.100266][ T5884] gfs2_get_tree+0x54/0x1b4 [ 360.101489][ T5884] vfs_get_tree+0x90/0x274 [ 360.102698][ T5884] do_new_mount+0x228/0x810 [ 360.103981][ T5884] path_mount+0x5b4/0xe78 [ 360.105159][ T5884] __arm64_sys_mount+0x49c/0x584 [ 360.106467][ T5884] invoke_syscall+0x98/0x2bc [ 360.107801][ T5884] el0_svc_common+0x138/0x258 [ 360.109152][ T5884] do_el0_svc+0x58/0x13c [ 360.110385][ T5884] el0_svc+0x58/0x138 [ 360.111527][ T5884] el0t_64_sync_handler+0x84/0xf0 [ 360.112979][ T5884] el0t_64_sync+0x18c/0x190 [ 360.154275][ T4419] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 65ms [ 360.156616][ T4419] gfs2: fsid=syz:syz.0: jid=0: Done [ 360.158142][ T5885] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 360.191450][ T5887] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 360.195171][ T5887] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 360.196506][ T5884] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 360.212080][ T5884] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:06:00 executed programs: 387 [ 360.799765][ T5889] loop3: detected capacity change from 0 to 32768 [ 360.825239][ T5889] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 360.827545][ T5889] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 360.845572][ T5889] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 360.853252][ T4421] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 360.855169][ T4421] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 360.936057][ T4421] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 80ms [ 360.938370][ T4421] gfs2: fsid=syz:syz.0: jid=0: Done [ 360.939894][ T5889] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 360.980209][ T4409] Bluetooth: hci23: command 0x0419 tx timeout [ 361.238149][ T5893] loop0: detected capacity change from 0 to 32768 [ 361.261006][ T5893] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 361.263279][ T5893] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 361.276950][ T5893] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 361.312161][ T4431] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 361.314064][ T4431] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 361.392669][ T4431] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 78ms [ 361.395068][ T4431] gfs2: fsid=syz:syz.0: jid=0: Done [ 361.396589][ T5893] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 361.434021][ T5896] loop2: detected capacity change from 0 to 32768 [ 361.462754][ T5896] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 361.464863][ T5896] CPU: 0 PID: 5896 Comm: syz.2.395 Not tainted 6.1.143-syzkaller #0 [ 361.467052][ T5896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 361.469895][ T5896] Call trace: [ 361.470783][ T5896] dump_backtrace+0x1c8/0x1f4 [ 361.472071][ T5896] show_stack+0x2c/0x3c [ 361.473268][ T5896] __dump_stack+0x30/0x40 [ 361.474486][ T5896] dump_stack_lvl+0xf8/0x160 [ 361.475700][ T5896] dump_stack+0x1c/0x5c [ 361.476839][ T5896] sysfs_create_dir_ns+0x22c/0x24c [ 361.478278][ T5896] kobject_add_internal+0x5a8/0xb30 [ 361.479782][ T5896] kobject_init_and_add+0x118/0x17c [ 361.481210][ T5896] gfs2_sys_fs_add+0x1dc/0x3d8 [ 361.482532][ T5896] gfs2_fill_super+0xdec/0x19ec [ 361.483853][ T5896] get_tree_bdev+0x358/0x544 [ 361.485089][ T5896] gfs2_get_tree+0x54/0x1b4 [ 361.486350][ T5896] vfs_get_tree+0x90/0x274 [ 361.487593][ T5896] do_new_mount+0x228/0x810 [ 361.488822][ T5896] path_mount+0x5b4/0xe78 [ 361.490030][ T5896] __arm64_sys_mount+0x49c/0x584 [ 361.491441][ T5896] invoke_syscall+0x98/0x2bc [ 361.492697][ T5896] el0_svc_common+0x138/0x258 [ 361.493972][ T5896] do_el0_svc+0x58/0x13c [ 361.495165][ T5896] el0_svc+0x58/0x138 [ 361.496284][ T5896] el0t_64_sync_handler+0x84/0xf0 [ 361.497666][ T5896] el0t_64_sync+0x18c/0x190 [ 361.630313][ T5896] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 361.650259][ T5896] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 362.230348][ T5902] loop0: detected capacity change from 0 to 32768 [ 362.241899][ T5902] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 362.244280][ T5902] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 362.253434][ T5902] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 362.262299][ T3887] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 362.264120][ T3887] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 362.308352][ T3887] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 44ms [ 362.316794][ T3887] gfs2: fsid=syz:syz.0: jid=0: Done [ 362.318274][ T5902] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 362.367193][ T5904] loop2: detected capacity change from 0 to 32768 [ 362.383538][ T5904] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 362.385547][ T5904] CPU: 0 PID: 5904 Comm: syz.2.398 Not tainted 6.1.143-syzkaller #0 [ 362.387556][ T5904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 362.390155][ T5904] Call trace: [ 362.391051][ T5904] dump_backtrace+0x1c8/0x1f4 [ 362.392362][ T5904] show_stack+0x2c/0x3c [ 362.393489][ T5904] __dump_stack+0x30/0x40 [ 362.394680][ T5904] dump_stack_lvl+0xf8/0x160 [ 362.395922][ T5904] dump_stack+0x1c/0x5c [ 362.397027][ T5904] sysfs_create_dir_ns+0x22c/0x24c [ 362.398448][ T5904] kobject_add_internal+0x5a8/0xb30 [ 362.399857][ T5904] kobject_init_and_add+0x118/0x17c [ 362.401295][ T5904] gfs2_sys_fs_add+0x1dc/0x3d8 [ 362.402573][ T5904] gfs2_fill_super+0xdec/0x19ec [ 362.403853][ T5904] get_tree_bdev+0x358/0x544 [ 362.405089][ T5904] gfs2_get_tree+0x54/0x1b4 [ 362.406286][ T5904] vfs_get_tree+0x90/0x274 [ 362.407454][ T5904] do_new_mount+0x228/0x810 [ 362.408651][ T5904] path_mount+0x5b4/0xe78 [ 362.409804][ T5904] __arm64_sys_mount+0x49c/0x584 [ 362.411126][ T5904] invoke_syscall+0x98/0x2bc [ 362.412363][ T5904] el0_svc_common+0x138/0x258 [ 362.413619][ T5904] do_el0_svc+0x58/0x13c [ 362.414740][ T5904] el0_svc+0x58/0x138 [ 362.415798][ T5904] el0t_64_sync_handler+0x84/0xf0 [ 362.417122][ T5904] el0t_64_sync+0x18c/0x190 [ 362.460477][ T4409] Bluetooth: hci24: unexpected cc 0x0c03 length: 249 > 1 [ 362.463566][ T4409] Bluetooth: hci24: unexpected cc 0x1003 length: 249 > 9 [ 362.466285][ T4409] Bluetooth: hci24: unexpected cc 0x1001 length: 249 > 9 [ 362.469295][ T4409] Bluetooth: hci24: unexpected cc 0x0c23 length: 249 > 4 [ 362.471807][ T4409] Bluetooth: hci24: unexpected cc 0x0c25 length: 249 > 3 [ 362.473999][ T4409] Bluetooth: hci24: unexpected cc 0x0c38 length: 249 > 2 [ 362.511403][ T5904] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 362.514965][ T5904] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 362.997555][ T5907] chnl_net:caif_netlink_parms(): no params data found [ 363.111396][ T5913] loop2: detected capacity change from 0 to 32768 [ 363.121472][ T5913] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 363.124480][ T5909] loop0: detected capacity change from 0 to 32768 [ 363.125990][ T5913] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 363.129046][ T5907] bridge0: port 1(bridge_slave_0) entered blocking state [ 363.138740][ T5909] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 363.141447][ T5909] CPU: 1 PID: 5909 Comm: syz.0.400 Not tainted 6.1.143-syzkaller #0 [ 363.143569][ T5909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 363.146390][ T5909] Call trace: [ 363.147271][ T5909] dump_backtrace+0x1c8/0x1f4 [ 363.148557][ T5909] show_stack+0x2c/0x3c [ 363.148771][ T5907] bridge0: port 1(bridge_slave_0) entered disabled state [ 363.149634][ T5909] __dump_stack+0x30/0x40 [ 363.152786][ T5909] dump_stack_lvl+0xf8/0x160 [ 363.154028][ T5909] dump_stack+0x1c/0x5c [ 363.155157][ T5909] sysfs_create_dir_ns+0x22c/0x24c [ 363.156586][ T5909] kobject_add_internal+0x5a8/0xb30 [ 363.157821][ T5913] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 363.158056][ T5909] kobject_init_and_add+0x118/0x17c [ 363.161573][ T5909] gfs2_sys_fs_add+0x1dc/0x3d8 [ 363.162881][ T5909] gfs2_fill_super+0xdec/0x19ec [ 363.164258][ T5909] get_tree_bdev+0x358/0x544 [ 363.165567][ T5909] gfs2_get_tree+0x54/0x1b4 [ 363.166771][ T5909] vfs_get_tree+0x90/0x274 [ 363.167768][ T113] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 363.168016][ T5909] do_new_mount+0x228/0x810 [ 363.169773][ T113] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 363.171023][ T5909] path_mount+0x5b4/0xe78 [ 363.171040][ T5909] __arm64_sys_mount+0x49c/0x584 [ 363.171050][ T5909] invoke_syscall+0x98/0x2bc [ 363.171064][ T5909] el0_svc_common+0x138/0x258 [ 363.171076][ T5909] do_el0_svc+0x58/0x13c [ 363.178885][ T5909] el0_svc+0x58/0x138 [ 363.180035][ T5909] el0t_64_sync_handler+0x84/0xf0 [ 363.181462][ T5909] el0t_64_sync+0x18c/0x190 [ 363.182538][ T5907] device bridge_slave_0 entered promiscuous mode [ 363.183553][ T5909] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 363.188588][ T5909] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 363.197323][ T5907] bridge0: port 2(bridge_slave_1) entered blocking state [ 363.199379][ T5907] bridge0: port 2(bridge_slave_1) entered disabled state [ 363.204701][ T5907] device bridge_slave_1 entered promiscuous mode [ 363.252209][ T113] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 82ms [ 363.260827][ T113] gfs2: fsid=syz:syz.0: jid=0: Done [ 363.268265][ T5913] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 363.284122][ T5907] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 363.293293][ T5907] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 363.384816][ T5907] team0: Port device team_slave_0 added [ 363.388949][ T5907] team0: Port device team_slave_1 added [ 363.428781][ T5907] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 363.433274][ T5907] 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. [ 363.480142][ T5907] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 363.484827][ T5907] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 363.486764][ T5907] 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. [ 363.510052][ T5907] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 363.632346][ T5907] device hsr_slave_0 entered promiscuous mode [ 363.670706][ T5907] device hsr_slave_1 entered promiscuous mode [ 363.690704][ T5907] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 363.692854][ T5907] Cannot create hsr debugfs directory [ 363.864378][ T5923] loop0: detected capacity change from 0 to 32768 [ 363.900936][ T5923] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 363.910096][ T5923] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 363.933974][ T5923] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms [ 363.945942][ T4431] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 363.947902][ T4431] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 363.963474][ T5907] netdevsim netdevsim9 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 364.003801][ T5925] loop2: detected capacity change from 0 to 32768 [ 364.013001][ T5925] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 364.015076][ T5925] CPU: 1 PID: 5925 Comm: syz.2.403 Not tainted 6.1.143-syzkaller #0 [ 364.017192][ T5925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 364.019899][ T5925] Call trace: [ 364.020776][ T5925] dump_backtrace+0x1c8/0x1f4 [ 364.022081][ T5925] show_stack+0x2c/0x3c [ 364.022658][ T4431] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 74ms [ 364.023224][ T5925] __dump_stack+0x30/0x40 [ 364.026604][ T5925] dump_stack_lvl+0xf8/0x160 [ 364.027938][ T5925] dump_stack+0x1c/0x5c [ 364.029086][ T5925] sysfs_create_dir_ns+0x22c/0x24c [ 364.030497][ T5925] kobject_add_internal+0x5a8/0xb30 [ 364.031893][ T5925] kobject_init_and_add+0x118/0x17c [ 364.033416][ T5925] gfs2_sys_fs_add+0x1dc/0x3d8 [ 364.034732][ T5925] gfs2_fill_super+0xdec/0x19ec [ 364.036096][ T5925] get_tree_bdev+0x358/0x544 [ 364.037331][ T5925] gfs2_get_tree+0x54/0x1b4 [ 364.038593][ T5925] vfs_get_tree+0x90/0x274 [ 364.039851][ T5925] do_new_mount+0x228/0x810 [ 364.040155][ T4431] gfs2: fsid=syz:syz.0: jid=0: Done [ 364.041070][ T5925] path_mount+0x5b4/0xe78 [ 364.042538][ T5923] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 364.043649][ T5925] __arm64_sys_mount+0x49c/0x584 [ 364.047073][ T5925] invoke_syscall+0x98/0x2bc [ 364.048390][ T5925] el0_svc_common+0x138/0x258 [ 364.049721][ T5925] do_el0_svc+0x58/0x13c [ 364.050891][ T5925] el0_svc+0x58/0x138 [ 364.052002][ T5925] el0t_64_sync_handler+0x84/0xf0 [ 364.053402][ T5925] el0t_64_sync+0x18c/0x190 [ 364.061323][ T28] INFO: task syz.1.27:4617 blocked for more than 143 seconds. [ 364.063685][ T28] Not tainted 6.1.143-syzkaller #0 [ 364.065208][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 364.067686][ T28] task:syz.1.27 state:D stack:0 pid:4617 ppid:4457 flags:0x0000000d [ 364.072494][ T28] Call trace: [ 364.073402][ T28] __switch_to+0x2f4/0x568 [ 364.074672][ T28] __schedule+0xdd4/0x1b2c [ 364.075936][ T28] schedule+0xc4/0x170 [ 364.077193][ T28] fuse_simple_request+0xe44/0x1740 [ 364.078579][ T28] fuse_flush+0x4bc/0x6a0 [ 364.079761][ T28] filp_close+0xb0/0x160 [ 364.086133][ T28] __close_range+0x4ec/0x68c [ 364.087421][ T28] __arm64_sys_close_range+0x7c/0x94 [ 364.088927][ T28] invoke_syscall+0x98/0x2bc [ 364.090501][ T28] el0_svc_common+0x138/0x258 [ 364.091860][ T28] do_el0_svc+0x58/0x13c [ 364.093085][ T28] el0_svc+0x58/0x138 [ 364.094192][ T28] el0t_64_sync_handler+0x84/0xf0 [ 364.095595][ T28] el0t_64_sync+0x18c/0x190 [ 364.096907][ T28] INFO: task syz.4.28:4619 blocked for more than 143 seconds. [ 364.098949][ T28] Not tainted 6.1.143-syzkaller #0 [ 364.101682][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 364.109853][ T28] task:syz.4.28 state:D stack:0 pid:4619 ppid:4469 flags:0x0000000d [ 364.114520][ T28] Call trace: [ 364.116665][ T28] __switch_to+0x2f4/0x568 [ 364.118781][ T28] __schedule+0xdd4/0x1b2c [ 364.121448][ T5925] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 364.125375][ T5925] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 364.130075][ T28] schedule+0xc4/0x170 [ 364.132407][ T28] fuse_simple_request+0xe44/0x1740 [ 364.133923][ T28] fuse_flush+0x4bc/0x6a0 [ 364.136359][ T28] filp_close+0xb0/0x160 [ 364.138821][ T28] __close_range+0x4ec/0x68c [ 364.140737][ T28] __arm64_sys_close_range+0x7c/0x94 [ 364.143431][ T28] invoke_syscall+0x98/0x2bc [ 364.145903][ T28] el0_svc_common+0x138/0x258 [ 364.148260][ T28] do_el0_svc+0x58/0x13c [ 364.150657][ T28] el0_svc+0x58/0x138 [ 364.152858][ T28] el0t_64_sync_handler+0x84/0xf0 [ 364.159800][ T28] el0t_64_sync+0x18c/0x190 [ 364.162621][ T28] INFO: task syz.2.31:4631 blocked for more than 143 seconds. [ 364.166682][ T28] Not tainted 6.1.143-syzkaller #0 [ 364.169206][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 364.174251][ T28] task:syz.2.31 state:D stack:0 pid:4631 ppid:4462 flags:0x0000000d [ 364.179192][ T28] Call trace: [ 364.180957][ T28] __switch_to+0x2f4/0x568 [ 364.183483][ T28] __schedule+0xdd4/0x1b2c [ 364.185945][ T28] schedule+0xc4/0x170 [ 364.187139][ T28] fuse_simple_request+0xe44/0x1740 [ 364.189929][ T28] fuse_flush+0x4bc/0x6a0 [ 364.193985][ T28] filp_close+0xb0/0x160 [ 364.196350][ T28] __close_range+0x4ec/0x68c [ 364.198855][ T28] __arm64_sys_close_range+0x7c/0x94 [ 364.203099][ T28] invoke_syscall+0x98/0x2bc [ 364.205615][ T28] el0_svc_common+0x138/0x258 [ 364.208122][ T28] do_el0_svc+0x58/0x13c [ 364.210335][ T28] el0_svc+0x58/0x138 [ 364.220249][ T28] el0t_64_sync_handler+0x84/0xf0 [ 364.221680][ T28] el0t_64_sync+0x18c/0x190 [ 364.223415][ T28] INFO: task syz.0.32:4633 blocked for more than 143 seconds. [ 364.225611][ T28] Not tainted 6.1.143-syzkaller #0 [ 364.230400][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 364.232855][ T28] task:syz.0.32 state:D stack:0 pid:4633 ppid:4455 flags:0x0000000d [ 364.235369][ T28] Call trace: [ 364.236284][ T28] __switch_to+0x2f4/0x568 [ 364.237489][ T28] __schedule+0xdd4/0x1b2c [ 364.238765][ T28] schedule+0xc4/0x170 [ 364.239851][ T28] fuse_simple_request+0xe44/0x1740 [ 364.250052][ T28] fuse_flush+0x4bc/0x6a0 [ 364.251244][ T28] filp_close+0xb0/0x160 [ 364.252399][ T28] __close_range+0x4ec/0x68c [ 364.253691][ T28] __arm64_sys_close_range+0x7c/0x94 [ 364.255086][ T28] invoke_syscall+0x98/0x2bc [ 364.256372][ T28] el0_svc_common+0x138/0x258 [ 364.270043][ T28] do_el0_svc+0x58/0x13c [ 364.271290][ T28] el0_svc+0x58/0x138 [ 364.272378][ T28] el0t_64_sync_handler+0x84/0xf0 [ 364.273734][ T28] el0t_64_sync+0x18c/0x190 [ 364.274939][ T28] INFO: task syz.3.33:4637 blocked for more than 143 seconds. [ 364.276988][ T28] Not tainted 6.1.143-syzkaller #0 [ 364.278581][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 364.290046][ T28] task:syz.3.33 state:D stack:0 pid:4637 ppid:4464 flags:0x0000000d [ 364.292681][ T28] Call trace: [ 364.293612][ T28] __switch_to+0x2f4/0x568 [ 364.294800][ T28] __schedule+0xdd4/0x1b2c [ 364.296038][ T28] schedule+0xc4/0x170 [ 364.297123][ T28] fuse_simple_request+0xe44/0x1740 [ 364.298558][ T28] fuse_flush+0x4bc/0x6a0 [ 364.299757][ T28] filp_close+0xb0/0x160 [ 364.310071][ T28] __close_range+0x4ec/0x68c [ 364.311453][ T28] __arm64_sys_close_range+0x7c/0x94 [ 364.312880][ T28] invoke_syscall+0x98/0x2bc [ 364.314098][ T28] el0_svc_common+0x138/0x258 [ 364.315351][ T28] do_el0_svc+0x58/0x13c [ 364.316484][ T28] el0_svc+0x58/0x138 [ 364.317544][ T28] el0t_64_sync_handler+0x84/0xf0 [ 364.318891][ T28] el0t_64_sync+0x18c/0x190 [ 364.330186][ T28] [ 364.330186][ T28] Showing all locks held in the system: [ 364.332342][ T28] 1 lock held by rcu_tasks_kthre/12: [ 364.333798][ T28] #0: ffff800015287770 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 [ 364.336630][ T28] 1 lock held by rcu_tasks_trace/13: [ 364.338126][ T28] #0: ffff800015287f90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xbb4 [ 364.355444][ T28] 1 lock held by khungtaskd/28: [ 364.356858][ T28] #0: ffff800015286e00 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 364.371039][ T28] 3 locks held by kworker/u4:3/55: [ 364.372513][ T28] 2 locks held by getty/4077: [ 364.373833][ T28] #0: ffff0000d668b098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 364.376459][ T28] #1: ffff80001ce832f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2ec/0xf9c [ 364.379264][ T28] 3 locks held by kworker/u4:6/4384: [ 364.382864][ T28] #0: ffff0000c0029138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x6b4/0x13a8 [ 364.386145][ T28] #1: ffff800020dc7c20 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x6f8/0x13a8 [ 364.389037][ T28] #2: ffff80001771ee48 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c [ 364.398227][ T28] 2 locks held by kworker/1:6/4419: [ 364.399696][ T28] #0: ffff0000c0021938 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x6b4/0x13a8 [ 364.403453][ T28] #1: ffff800020f97c20 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x6f8/0x13a8 [ 364.406874][ T28] 1 lock held by syz-executor/5617: [ 364.408409][ T28] #0: ffff80001528cab8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x264/0x6f0 [ 364.412788][ T28] 8 locks held by syz-executor/5907: [ 364.414278][ T28] #0: ffff0000d88a2460 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x23c/0x7c4 [ 364.416777][ T28] #1: ffff000104686c88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1c0/0x478 [ 364.419523][ T28] #2: ffff0000d0183830 (kn->active#56){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x1dc/0x478 [ 364.424646][ T28] #3: ffff800016ac6b88 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: del_device_store+0xd4/0x31c [ 364.427492][ T28] #4: ffff0000df3d70e8 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x9c/0x6d0 [ 364.430656][ T28] #5: ffff0000df1182f8 (&devlink->lock_key#11){+.+.}-{3:3}, at: devl_lock+0x24/0x34 [ 364.433410][ T28] #6: ffff80001771ee48 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c [ 364.435875][ T28] #7: ffff80001528cab8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x264/0x6f0 [ 364.454726][ T28] [ 364.455377][ T28] ============================================= [ 364.455377][ T28] [ 364.457663][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 364.459552][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.143-syzkaller #0 [ 364.461760][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 364.464484][ T28] Call trace: [ 364.465362][ T28] dump_backtrace+0x1c8/0x1f4 [ 364.466632][ T28] show_stack+0x2c/0x3c [ 364.467737][ T28] __dump_stack+0x30/0x40 [ 364.468992][ T28] dump_stack_lvl+0xf8/0x160 [ 364.470243][ T28] dump_stack+0x1c/0x5c [ 364.471364][ T28] panic+0x2e0/0x79c [ 364.472485][ T28] hung_task_panic+0x0/0x2c [ 364.473774][ T28] kthread+0x250/0x2d8 [ 364.474874][ T28] ret_from_fork+0x10/0x20 [ 364.476120][ T28] SMP: stopping secondary CPUs [ 364.477403][ T28] Kernel Offset: disabled [ 364.478575][ T28] CPU features: 0x080000,02070084,26017203 [ 364.480149][ T28] Memory Limit: none [ 365.080421][ T28] Rebooting in 86400 seconds..