om eth0
[ 79.972946][ T5323] netdevsim netdevsim2 netdevsim1: renamed from eth1
[ 80.037855][ T5323] netdevsim netdevsim2 netdevsim2: renamed from eth2
[ 80.057584][ T5323] netdevsim netdevsim2 netdevsim3: renamed from eth3
[ 80.241359][ T5316] netdevsim netdevsim1 netdevsim0: renamed from eth0
[ 80.277002][ T5318] 8021q: adding VLAN 0 to HW filter on device bond0
[ 80.307714][ T5316] netdevsim netdevsim1 netdevsim1: renamed from eth1
[ 80.326501][ T5316] netdevsim netdevsim1 netdevsim2: renamed from eth2
[ 80.388459][ T5316] netdevsim netdevsim1 netdevsim3: renamed from eth3
[ 80.417045][ T5318] 8021q: adding VLAN 0 to HW filter on device team0
[ 80.467012][ T65] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.474235][ T65] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 80.507321][ T65] bridge0: port 2(bridge_slave_1) entered blocking state
[ 80.514541][ T65] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 80.681366][ T5327] 8021q: adding VLAN 0 to HW filter on device bond0
[ 80.844995][ T5318] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 80.905999][ T5327] 8021q: adding VLAN 0 to HW filter on device team0
[ 80.983098][ T62] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.990319][ T62] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 81.018573][ T5323] 8021q: adding VLAN 0 to HW filter on device bond0
[ 81.040790][ T62] bridge0: port 2(bridge_slave_1) entered blocking state
[ 81.048000][ T62] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 81.087355][ T5323] 8021q: adding VLAN 0 to HW filter on device team0
[ 81.132032][ T5316] 8021q: adding VLAN 0 to HW filter on device bond0
[ 81.154068][ T65] bridge0: port 1(bridge_slave_0) entered blocking state
[ 81.161259][ T65] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 81.252983][ T1124] bridge0: port 2(bridge_slave_1) entered blocking state
[ 81.260208][ T1124] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 81.517997][ T5323] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 81.545905][ T5323] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 81.647995][ T5434] loop0: detected capacity change from 0 to 32768
[ 81.670805][ T5316] 8021q: adding VLAN 0 to HW filter on device team0
[ 81.692211][ T5434] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 81.707319][ T5434] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 81.748024][ T5318] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 81.814939][ T5434] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 81.833938][ T5327] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 81.873675][ T65] bridge0: port 1(bridge_slave_0) entered blocking state
[ 81.880853][ T65] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 81.925219][ T5440] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 81.949031][ T5440] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 82.033713][ T65] bridge0: port 2(bridge_slave_1) entered blocking state
[ 82.040924][ T65] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 82.162708][ T5440] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 213ms
[ 82.215079][ T5440] gfs2: fsid=syz:syz.0: jid=0: Done
[ 82.245190][ T5434] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 82.265784][ T5318] veth0_vlan: entered promiscuous mode
[ 82.363511][ T5318] veth1_vlan: entered promiscuous mode
[ 82.426719][ T5323] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 82.494548][ T5327] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 82.581057][ T5318] veth0_macvtap: entered promiscuous mode
[ 82.596548][ T5318] veth1_macvtap: entered promiscuous mode
2024/09/03 05:29:37 executed programs: 15
[ 82.688085][ T5323] veth0_vlan: entered promiscuous mode
[ 82.713676][ T5318] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 82.725191][ T5318] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 82.743663][ T5318] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 82.833727][ T5318] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 82.896736][ T5318] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 82.948765][ T5318] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 82.972670][ T5323] veth1_vlan: entered promiscuous mode
[ 82.997817][ T5318] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.016110][ T5318] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.027126][ T5318] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.041688][ T5318] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.141930][ T5316] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 83.178728][ T5327] veth0_vlan: entered promiscuous mode
[ 83.196261][ T5323] veth0_macvtap: entered promiscuous mode
[ 83.226887][ T5327] veth1_vlan: entered promiscuous mode
[ 83.264127][ T5323] veth1_macvtap: entered promiscuous mode
[ 83.339479][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 83.345155][ T5323] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 83.363350][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 83.364804][ T5323] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 83.381053][ T5323] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 83.392411][ T5323] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 83.405334][ T5323] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 83.466621][ T5323] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 83.483359][ T5323] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 83.494236][ T5323] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 83.505065][ T5323] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 83.517824][ T5323] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 83.562858][ T1124] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 83.573065][ T5316] veth0_vlan: entered promiscuous mode
[ 83.583951][ T5323] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.589096][ T1124] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 83.597919][ T5323] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.610825][ T5323] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.620466][ T5323] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 83.643392][ T5327] veth0_macvtap: entered promiscuous mode
[ 83.677369][ T5316] veth1_vlan: entered promiscuous mode
[ 83.706642][ T5327] veth1_macvtap: entered promiscuous mode
[ 83.708014][ T5499] loop0: detected capacity change from 0 to 32768
[ 83.778466][ T5499] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 83.825828][ T5499] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 83.841327][ T5316] veth0_macvtap: entered promiscuous mode
[ 83.868215][ T5499] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 83.877917][ T5327] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 83.898635][ T5327] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 83.910051][ T5327] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 83.914029][ T5503] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 83.921621][ T5327] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 83.938791][ T5327] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 83.944286][ T5503] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 83.952033][ T5327] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 83.968195][ T5327] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 84.009466][ T5316] veth1_macvtap: entered promiscuous mode
[ 84.022007][ T5327] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 84.042318][ T5327] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.053311][ T5327] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 84.070802][ T5327] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.071575][ T5503] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 127ms
[ 84.082324][ T5327] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 84.099281][ T5327] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.112432][ T5327] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 84.115255][ T5503] gfs2: fsid=syz:syz.0: jid=0: Done
[ 84.140675][ T2542] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 84.148621][ T2542] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 84.156236][ T5499] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 84.180176][ T5327] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.196370][ T5327] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.215834][ T5327] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.234696][ T5327] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.310070][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 84.331326][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.358915][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 84.379628][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.399365][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 84.429251][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.449387][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 84.461839][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.484736][ T5316] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 84.497113][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 84.535035][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.547804][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 84.565214][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.575316][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 84.591355][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.639088][ T5316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 84.677124][ T5316] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 84.700763][ T5316] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 84.747584][ T2542] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 84.773406][ T5507] loop3: detected capacity change from 0 to 32768
[ 84.775883][ T2542] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 84.807682][ T5316] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.841913][ T5507] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 84.848360][ T5316] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.866037][ T5507] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 84.874361][ T5316] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.886923][ T5316] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.909625][ T5507] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 84.937327][ T5503] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 84.979085][ T5503] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 85.130701][ T1124] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 85.163437][ T1124] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 85.207890][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 85.212929][ T5503] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 233ms
[ 85.230774][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 85.249416][ T5503] gfs2: fsid=syz:syz.0: jid=0: Done
[ 85.254694][ T5507] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 85.335410][ T3947] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 85.356848][ T3947] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 85.487749][ T2542] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 85.514835][ T2542] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 86.385773][ T5513] loop0: detected capacity change from 0 to 32768
[ 86.476669][ T5513] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 86.554730][ T5513] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 86.626728][ T5515] loop2: detected capacity change from 0 to 32768
[ 86.637369][ T5513] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 86.676825][ T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 86.684674][ T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 86.706636][ T5515] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 86.717646][ T5519] loop4: detected capacity change from 0 to 32768
[ 86.724536][ T5515] CPU: 1 UID: 0 PID: 5515 Comm: syz.2.17 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 86.735171][ T5515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 86.745256][ T5515] Call Trace:
[ 86.748650][ T5515]
[ 86.751593][ T5515] dump_stack_lvl+0x241/0x360
[ 86.756305][ T5515] ? __pfx_dump_stack_lvl+0x10/0x10
[ 86.761517][ T5515] ? __pfx__printk+0x10/0x10
[ 86.766159][ T5515] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 86.771458][ T5515] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 86.777007][ T5515] sysfs_create_dir_ns+0x2ce/0x3a0
[ 86.782120][ T5515] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 86.787756][ T5515] kobject_add_internal+0x435/0x8d0
[ 86.792958][ T5515] kobject_init_and_add+0x124/0x190
[ 86.798154][ T5515] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 86.803967][ T5515] ? __pfx_kobject_init_and_add+0x10/0x10
[ 86.809690][ T5515] ? __init_swait_queue_head+0xae/0x150
[ 86.815238][ T5515] gfs2_sys_fs_add+0x23b/0x4a0
[ 86.820002][ T5515] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 86.825287][ T5515] ? __pfx_alloc_workqueue+0x10/0x10
[ 86.830566][ T5515] ? read_word_at_a_time+0xe/0x20
[ 86.835582][ T5515] ? sized_strscpy+0x8d/0x220
[ 86.840252][ T5515] gfs2_fill_super+0x11db/0x2500
[ 86.845199][ T5515] ? __pfx_gfs2_fill_super+0x10/0x10
[ 86.850477][ T5515] ? snprintf+0xda/0x120
[ 86.854715][ T5515] ? __pfx_lock_release+0x10/0x10
[ 86.859740][ T5515] ? do_raw_spin_lock+0x14f/0x370
[ 86.864760][ T5515] ? __pfx_snprintf+0x10/0x10
[ 86.869439][ T5515] ? sb_set_blocksize+0x98/0xf0
[ 86.874285][ T5515] ? setup_bdev_super+0x4e6/0x5d0
[ 86.879309][ T5515] get_tree_bdev+0x3f7/0x570
[ 86.883905][ T5515] ? __pfx_gfs2_fill_super+0x10/0x10
[ 86.889184][ T5515] ? __pfx_get_tree_bdev+0x10/0x10
[ 86.894294][ T5515] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 86.899930][ T5515] gfs2_get_tree+0x54/0x220
[ 86.904429][ T5515] ? bpf_lsm_capable+0x9/0x10
[ 86.909111][ T5515] vfs_get_tree+0x90/0x2b0
[ 86.913613][ T5515] do_new_mount+0x2be/0xb40
[ 86.918118][ T5515] ? __pfx_do_new_mount+0x10/0x10
[ 86.923177][ T5515] __se_sys_mount+0x2d6/0x3c0
[ 86.927849][ T5515] ? __pfx___se_sys_mount+0x10/0x10
[ 86.933038][ T5515] ? do_syscall_64+0x100/0x230
[ 86.937811][ T5515] ? __x64_sys_mount+0x20/0xc0
[ 86.942581][ T5515] do_syscall_64+0xf3/0x230
[ 86.947077][ T5515] ? clear_bhb_loop+0x35/0x90
[ 86.951756][ T5515] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 86.957650][ T5515] RIP: 0033:0x7f40fa77b65a
[ 86.962061][ T5515] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 86.981662][ T5515] RSP: 002b:00007f40fa5f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 86.990071][ T5515] RAX: ffffffffffffffda RBX: 00007f40fa5f7ef0 RCX: 00007f40fa77b65a
[ 86.998043][ T5515] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f40fa5f7eb0
[ 87.006021][ T5515] RBP: 00000000200124c0 R08: 00007f40fa5f7ef0 R09: 0000000000004840
[ 87.014025][ T5515] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 87.021992][ T5515] R13: 00007f40fa5f7eb0 R14: 00000000000124ab R15: 0000000020000000
[ 87.029971][ T5515]
[ 87.094514][ T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 409ms
[ 87.109141][ T5519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 87.127719][ T9] gfs2: fsid=syz:syz.0: jid=0: Done
[ 87.133097][ T5513] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 87.165090][ T5519] CPU: 0 UID: 0 PID: 5519 Comm: syz.4.19 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 87.175649][ T5519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 87.185723][ T5519] Call Trace:
[ 87.189019][ T5519]
[ 87.191968][ T5519] dump_stack_lvl+0x241/0x360
[ 87.196670][ T5519] ? __pfx_dump_stack_lvl+0x10/0x10
[ 87.201890][ T5519] ? __pfx__printk+0x10/0x10
[ 87.206516][ T5519] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 87.211826][ T5519] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 87.217406][ T5519] sysfs_create_dir_ns+0x2ce/0x3a0
[ 87.222547][ T5519] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 87.228214][ T5519] kobject_add_internal+0x435/0x8d0
[ 87.233447][ T5519] kobject_init_and_add+0x124/0x190
[ 87.238667][ T5519] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 87.244503][ T5519] ? __pfx_kobject_init_and_add+0x10/0x10
[ 87.250254][ T5519] ? __init_swait_queue_head+0xae/0x150
[ 87.255915][ T5519] gfs2_sys_fs_add+0x23b/0x4a0
[ 87.258927][ T5515] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 87.260688][ T5519] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 87.260723][ T5519] ? __pfx_alloc_workqueue+0x10/0x10
[ 87.285170][ T5519] ? read_word_at_a_time+0xe/0x20
[ 87.290227][ T5519] ? sized_strscpy+0x8d/0x220
[ 87.294933][ T5519] gfs2_fill_super+0x11db/0x2500
[ 87.299919][ T5519] ? __pfx_gfs2_fill_super+0x10/0x10
[ 87.305224][ T5519] ? snprintf+0xda/0x120
[ 87.309490][ T5519] ? __pfx_lock_release+0x10/0x10
[ 87.314536][ T5519] ? do_raw_spin_lock+0x14f/0x370
[ 87.319765][ T5519] ? __pfx_snprintf+0x10/0x10
[ 87.324471][ T5519] ? sb_set_blocksize+0x98/0xf0
[ 87.329341][ T5519] ? setup_bdev_super+0x4e6/0x5d0
[ 87.334388][ T5519] get_tree_bdev+0x3f7/0x570
[ 87.338952][ T5515] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 87.338979][ T5519] ? __pfx_gfs2_fill_super+0x10/0x10
[ 87.350768][ T5519] ? __pfx_get_tree_bdev+0x10/0x10
[ 87.355907][ T5519] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 87.361578][ T5519] gfs2_get_tree+0x54/0x220
[ 87.366105][ T5519] ? bpf_lsm_capable+0x9/0x10
[ 87.370804][ T5519] vfs_get_tree+0x90/0x2b0
[ 87.375247][ T5519] do_new_mount+0x2be/0xb40
[ 87.379781][ T5519] ? __pfx_do_new_mount+0x10/0x10
[ 87.384834][ T5519] __se_sys_mount+0x2d6/0x3c0
[ 87.389530][ T5519] ? __pfx___se_sys_mount+0x10/0x10
[ 87.394743][ T5519] ? do_syscall_64+0x100/0x230
[ 87.399525][ T5519] ? __x64_sys_mount+0x20/0xc0
[ 87.404309][ T5519] do_syscall_64+0xf3/0x230
[ 87.408825][ T5519] ? clear_bhb_loop+0x35/0x90
[ 87.413526][ T5519] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.419441][ T5519] RIP: 0033:0x7f3006d7b65a
[ 87.423873][ T5519] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 87.443501][ T5519] RSP: 002b:00007f3007c2be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 87.452206][ T5519] RAX: ffffffffffffffda RBX: 00007f3007c2bef0 RCX: 00007f3006d7b65a
[ 87.460207][ T5519] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3007c2beb0
[ 87.468373][ T5519] RBP: 00000000200124c0 R08: 00007f3007c2bef0 R09: 0000000000004840
[ 87.476375][ T5519] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 87.484386][ T5519] R13: 00007f3007c2beb0 R14: 00000000000124ab R15: 0000000020000000
[ 87.492394][ T5519]
[ 87.508980][ T5519] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 87.576317][ T5521] loop1: detected capacity change from 0 to 32768
[ 87.589107][ T5519] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 87.652027][ T5521] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 87.709506][ T5521] CPU: 0 UID: 0 PID: 5521 Comm: syz.1.16 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 87.720068][ T5521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 87.730149][ T5521] Call Trace:
[ 87.733447][ T5521]
[ 87.736389][ T5521] dump_stack_lvl+0x241/0x360
[ 87.741094][ T5521] ? __pfx_dump_stack_lvl+0x10/0x10
[ 87.746312][ T5521] ? __pfx__printk+0x10/0x10
[ 87.750921][ T5521] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 87.756220][ T5521] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 87.761794][ T5521] sysfs_create_dir_ns+0x2ce/0x3a0
[ 87.766925][ T5521] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 87.772598][ T5521] kobject_add_internal+0x435/0x8d0
[ 87.777913][ T5521] kobject_init_and_add+0x124/0x190
[ 87.783129][ T5521] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 87.788960][ T5521] ? __pfx_kobject_init_and_add+0x10/0x10
[ 87.794702][ T5521] ? __init_swait_queue_head+0xae/0x150
[ 87.800271][ T5521] gfs2_sys_fs_add+0x23b/0x4a0
[ 87.805068][ T5521] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 87.810552][ T5521] ? __pfx_alloc_workqueue+0x10/0x10
[ 87.815857][ T5521] ? read_word_at_a_time+0xe/0x20
[ 87.820897][ T5521] ? sized_strscpy+0x8d/0x220
[ 87.825592][ T5521] gfs2_fill_super+0x11db/0x2500
[ 87.830567][ T5521] ? __pfx_gfs2_fill_super+0x10/0x10
[ 87.835864][ T5521] ? snprintf+0xda/0x120
[ 87.840122][ T5521] ? __pfx_lock_release+0x10/0x10
[ 87.845183][ T5521] ? do_raw_spin_lock+0x14f/0x370
[ 87.846905][ T5525] loop3: detected capacity change from 0 to 32768
[ 87.850207][ T5521] ? __pfx_snprintf+0x10/0x10
[ 87.850240][ T5521] ? sb_set_blocksize+0x98/0xf0
[ 87.866171][ T5521] ? setup_bdev_super+0x4e6/0x5d0
[ 87.871231][ T5521] get_tree_bdev+0x3f7/0x570
[ 87.875856][ T5521] ? __pfx_gfs2_fill_super+0x10/0x10
[ 87.881159][ T5521] ? __pfx_get_tree_bdev+0x10/0x10
[ 87.886291][ T5521] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 87.891946][ T5521] gfs2_get_tree+0x54/0x220
[ 87.896462][ T5521] ? bpf_lsm_capable+0x9/0x10
[ 87.901157][ T5521] vfs_get_tree+0x90/0x2b0
[ 87.905600][ T5521] do_new_mount+0x2be/0xb40
[ 87.910131][ T5521] ? __pfx_do_new_mount+0x10/0x10
[ 87.915183][ T5521] __se_sys_mount+0x2d6/0x3c0
[ 87.919877][ T5521] ? __pfx___se_sys_mount+0x10/0x10
[ 87.925094][ T5521] ? do_syscall_64+0x100/0x230
[ 87.930058][ T5521] ? __x64_sys_mount+0x20/0xc0
[ 87.934850][ T5521] do_syscall_64+0xf3/0x230
[ 87.939374][ T5521] ? clear_bhb_loop+0x35/0x90
[ 87.944086][ T5521] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 87.950000][ T5521] RIP: 0033:0x7f3687d7b65a
[ 87.954440][ T5521] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 87.974068][ T5521] RSP: 002b:00007f3688abee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 87.982511][ T5521] RAX: ffffffffffffffda RBX: 00007f3688abeef0 RCX: 00007f3687d7b65a
[ 87.990497][ T5521] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3688abeeb0
[ 87.998482][ T5521] RBP: 00000000200124c0 R08: 00007f3688abeef0 R09: 0000000000004840
[ 88.006474][ T5521] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 88.014462][ T5521] R13: 00007f3688abeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 88.022463][ T5521]
[ 88.078413][ T5525] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 88.096938][ T5525] CPU: 1 UID: 0 PID: 5525 Comm: syz.3.26 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 88.107489][ T5525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 88.117568][ T5525] Call Trace:
[ 88.120864][ T5525]
[ 88.123807][ T5525] dump_stack_lvl+0x241/0x360
2024/09/03 05:29:42 executed programs: 22
[ 88.128512][ T5525] ? __pfx_dump_stack_lvl+0x10/0x10
[ 88.133741][ T5525] ? __pfx__printk+0x10/0x10
[ 88.138446][ T5525] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 88.143759][ T5525] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 88.149340][ T5525] sysfs_create_dir_ns+0x2ce/0x3a0
[ 88.154480][ T5525] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 88.160149][ T5525] kobject_add_internal+0x435/0x8d0
[ 88.165390][ T5525] kobject_init_and_add+0x124/0x190
[ 88.170627][ T5525] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 88.176471][ T5525] ? __pfx_kobject_init_and_add+0x10/0x10
[ 88.182219][ T5525] ? __init_swait_queue_head+0xae/0x150
[ 88.187803][ T5525] gfs2_sys_fs_add+0x23b/0x4a0
[ 88.192597][ T5525] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 88.197924][ T5525] ? __pfx_alloc_workqueue+0x10/0x10
[ 88.200871][ T5521] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 88.203218][ T5525] ? read_word_at_a_time+0xe/0x20
[ 88.222308][ T5525] ? sized_strscpy+0x8d/0x220
[ 88.227011][ T5525] gfs2_fill_super+0x11db/0x2500
[ 88.231996][ T5525] ? __pfx_gfs2_fill_super+0x10/0x10
[ 88.237297][ T5525] ? snprintf+0xda/0x120
[ 88.241567][ T5525] ? __pfx_lock_release+0x10/0x10
[ 88.246612][ T5525] ? do_raw_spin_lock+0x14f/0x370
[ 88.251663][ T5525] ? __pfx_snprintf+0x10/0x10
[ 88.256371][ T5525] ? sb_set_blocksize+0x98/0xf0
[ 88.261241][ T5525] ? setup_bdev_super+0x4e6/0x5d0
[ 88.266309][ T5525] get_tree_bdev+0x3f7/0x570
[ 88.270933][ T5525] ? __pfx_gfs2_fill_super+0x10/0x10
[ 88.276239][ T5525] ? __pfx_get_tree_bdev+0x10/0x10
[ 88.281403][ T5525] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 88.287150][ T5525] gfs2_get_tree+0x54/0x220
[ 88.291763][ T5525] ? bpf_lsm_capable+0x9/0x10
[ 88.296460][ T5525] vfs_get_tree+0x90/0x2b0
[ 88.300904][ T5525] do_new_mount+0x2be/0xb40
[ 88.305442][ T5525] ? __pfx_do_new_mount+0x10/0x10
[ 88.310520][ T5525] __se_sys_mount+0x2d6/0x3c0
[ 88.315227][ T5525] ? __pfx___se_sys_mount+0x10/0x10
[ 88.320442][ T5525] ? do_syscall_64+0x100/0x230
[ 88.325239][ T5525] ? __x64_sys_mount+0x20/0xc0
[ 88.330030][ T5525] do_syscall_64+0xf3/0x230
[ 88.334561][ T5525] ? clear_bhb_loop+0x35/0x90
[ 88.339281][ T5525] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 88.345198][ T5525] RIP: 0033:0x7f1d2db7b65a
[ 88.349626][ T5525] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 88.369511][ T5525] RSP: 002b:00007f1d2e87ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 88.377946][ T5525] RAX: ffffffffffffffda RBX: 00007f1d2e87aef0 RCX: 00007f1d2db7b65a
[ 88.385944][ T5525] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1d2e87aeb0
[ 88.387466][ T5521] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 88.393917][ T5525] RBP: 00000000200124c0 R08: 00007f1d2e87aef0 R09: 0000000000004840
[ 88.393932][ T5525] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 88.393943][ T5525] R13: 00007f1d2e87aeb0 R14: 00000000000124ab R15: 0000000020000000
[ 88.393971][ T5525]
[ 88.479695][ T5525] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 88.551816][ T5525] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 89.623099][ T5537] loop2: detected capacity change from 0 to 32768
[ 89.677279][ T5537] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 89.715484][ T5540] loop4: detected capacity change from 0 to 32768
[ 89.748209][ T5540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 89.755979][ T5537] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 89.790867][ T5540] CPU: 1 UID: 0 PID: 5540 Comm: syz.4.29 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 89.801428][ T5540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 89.811504][ T5540] Call Trace:
[ 89.814867][ T5540]
[ 89.817793][ T5540] dump_stack_lvl+0x241/0x360
[ 89.822474][ T5540] ? __pfx_dump_stack_lvl+0x10/0x10
[ 89.827669][ T5540] ? __pfx__printk+0x10/0x10
[ 89.832273][ T5540] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 89.837551][ T5540] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 89.843099][ T5540] sysfs_create_dir_ns+0x2ce/0x3a0
[ 89.848216][ T5540] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 89.853847][ T5540] kobject_add_internal+0x435/0x8d0
[ 89.859052][ T5540] kobject_init_and_add+0x124/0x190
[ 89.864247][ T5540] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 89.870058][ T5540] ? __pfx_kobject_init_and_add+0x10/0x10
[ 89.875781][ T5540] ? __init_swait_queue_head+0xae/0x150
[ 89.881326][ T5540] gfs2_sys_fs_add+0x23b/0x4a0
[ 89.886092][ T5540] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 89.891388][ T5540] ? __pfx_alloc_workqueue+0x10/0x10
[ 89.896671][ T5540] ? read_word_at_a_time+0xe/0x20
[ 89.901689][ T5540] ? sized_strscpy+0x8d/0x220
[ 89.906364][ T5540] gfs2_fill_super+0x11db/0x2500
[ 89.911313][ T5540] ? __pfx_gfs2_fill_super+0x10/0x10
[ 89.916588][ T5540] ? snprintf+0xda/0x120
[ 89.920823][ T5540] ? __pfx_lock_release+0x10/0x10
[ 89.925838][ T5540] ? do_raw_spin_lock+0x14f/0x370
[ 89.930946][ T5540] ? __pfx_snprintf+0x10/0x10
[ 89.935622][ T5540] ? sb_set_blocksize+0x98/0xf0
[ 89.940465][ T5540] ? setup_bdev_super+0x4e6/0x5d0
[ 89.945486][ T5540] get_tree_bdev+0x3f7/0x570
[ 89.950165][ T5540] ? __pfx_gfs2_fill_super+0x10/0x10
[ 89.955438][ T5540] ? __pfx_get_tree_bdev+0x10/0x10
[ 89.960552][ T5540] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 89.966195][ T5540] gfs2_get_tree+0x54/0x220
[ 89.970700][ T5540] ? bpf_lsm_capable+0x9/0x10
[ 89.975379][ T5540] vfs_get_tree+0x90/0x2b0
[ 89.979804][ T5540] do_new_mount+0x2be/0xb40
[ 89.984308][ T5540] ? __pfx_do_new_mount+0x10/0x10
[ 89.989335][ T5540] __se_sys_mount+0x2d6/0x3c0
[ 89.994008][ T5540] ? __pfx___se_sys_mount+0x10/0x10
[ 89.999195][ T5540] ? do_syscall_64+0x100/0x230
[ 90.003954][ T5540] ? __x64_sys_mount+0x20/0xc0
[ 90.008712][ T5540] do_syscall_64+0xf3/0x230
[ 90.013209][ T5540] ? clear_bhb_loop+0x35/0x90
[ 90.017885][ T5540] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.023778][ T5540] RIP: 0033:0x7f3006d7b65a
[ 90.028185][ T5540] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 90.047870][ T5540] RSP: 002b:00007f3007c2be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 90.056284][ T5540] RAX: ffffffffffffffda RBX: 00007f3007c2bef0 RCX: 00007f3006d7b65a
[ 90.064255][ T5540] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3007c2beb0
[ 90.072223][ T5540] RBP: 00000000200124c0 R08: 00007f3007c2bef0 R09: 0000000000004840
[ 90.080189][ T5540] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 90.088153][ T5540] R13: 00007f3007c2beb0 R14: 00000000000124ab R15: 0000000020000000
[ 90.096128][ T5540]
[ 90.132130][ T5540] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 90.172173][ T5540] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 90.216274][ T5537] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 90.269174][ T51] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 90.287597][ T51] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 90.489979][ T51] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 202ms
[ 90.523423][ T51] gfs2: fsid=syz:syz.0: jid=0: Done
[ 90.537634][ T5545] loop1: detected capacity change from 0 to 32768
[ 90.554519][ T5537] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 90.634843][ T5545] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 90.647114][ T5542] loop0: detected capacity change from 0 to 32768
[ 90.673207][ T5545] CPU: 1 UID: 0 PID: 5545 Comm: syz.1.30 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 90.683765][ T5545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 90.693850][ T5545] Call Trace:
[ 90.697147][ T5545]
[ 90.700089][ T5545] dump_stack_lvl+0x241/0x360
[ 90.704790][ T5545] ? __pfx_dump_stack_lvl+0x10/0x10
[ 90.710014][ T5545] ? __pfx__printk+0x10/0x10
[ 90.714623][ T5545] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 90.719926][ T5545] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 90.725502][ T5545] sysfs_create_dir_ns+0x2ce/0x3a0
[ 90.730641][ T5545] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 90.736565][ T5545] kobject_add_internal+0x435/0x8d0
[ 90.741798][ T5545] kobject_init_and_add+0x124/0x190
[ 90.747016][ T5545] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 90.752847][ T5545] ? __pfx_kobject_init_and_add+0x10/0x10
[ 90.758592][ T5545] ? __init_swait_queue_head+0xae/0x150
[ 90.763697][ T5546] loop3: detected capacity change from 0 to 32768
[ 90.764142][ T5545] gfs2_sys_fs_add+0x23b/0x4a0
[ 90.775401][ T5545] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 90.780727][ T5545] ? __pfx_alloc_workqueue+0x10/0x10
[ 90.786030][ T5545] ? read_word_at_a_time+0xe/0x20
[ 90.791072][ T5545] ? sized_strscpy+0x8d/0x220
[ 90.795776][ T5545] gfs2_fill_super+0x11db/0x2500
[ 90.800763][ T5545] ? __pfx_gfs2_fill_super+0x10/0x10
[ 90.806066][ T5545] ? snprintf+0xda/0x120
[ 90.810327][ T5545] ? __pfx_lock_release+0x10/0x10
[ 90.815373][ T5545] ? do_raw_spin_lock+0x14f/0x370
[ 90.820447][ T5545] ? __pfx_snprintf+0x10/0x10
[ 90.825151][ T5545] ? sb_set_blocksize+0x98/0xf0
[ 90.830018][ T5545] ? setup_bdev_super+0x4e6/0x5d0
[ 90.835068][ T5545] get_tree_bdev+0x3f7/0x570
[ 90.839682][ T5545] ? __pfx_gfs2_fill_super+0x10/0x10
[ 90.844985][ T5545] ? __pfx_get_tree_bdev+0x10/0x10
[ 90.850122][ T5545] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 90.855940][ T5545] gfs2_get_tree+0x54/0x220
[ 90.860469][ T5545] ? bpf_lsm_capable+0x9/0x10
[ 90.865254][ T5545] vfs_get_tree+0x90/0x2b0
[ 90.869693][ T5545] do_new_mount+0x2be/0xb40
[ 90.874203][ T5545] ? __pfx_do_new_mount+0x10/0x10
[ 90.879232][ T5545] __se_sys_mount+0x2d6/0x3c0
[ 90.883908][ T5545] ? __pfx___se_sys_mount+0x10/0x10
[ 90.889096][ T5545] ? do_syscall_64+0x100/0x230
[ 90.893863][ T5545] ? __x64_sys_mount+0x20/0xc0
[ 90.898623][ T5545] do_syscall_64+0xf3/0x230
[ 90.903122][ T5545] ? clear_bhb_loop+0x35/0x90
[ 90.907889][ T5545] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.913867][ T5545] RIP: 0033:0x7f3687d7b65a
[ 90.918274][ T5545] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 90.937876][ T5545] RSP: 002b:00007f3688abee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 90.946289][ T5545] RAX: ffffffffffffffda RBX: 00007f3688abeef0 RCX: 00007f3687d7b65a
[ 90.954254][ T5545] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3688abeeb0
[ 90.962213][ T5545] RBP: 00000000200124c0 R08: 00007f3688abeef0 R09: 0000000000004840
[ 90.970176][ T5545] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 90.978137][ T5545] R13: 00007f3688abeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 90.986112][ T5545]
[ 91.023936][ T5545] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 91.054727][ T5545] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 91.068791][ T5546] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 91.079030][ T5546] CPU: 1 UID: 0 PID: 5546 Comm: syz.3.31 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 91.089564][ T5546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 91.099260][ T5542] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 91.099613][ T5546] Call Trace:
[ 91.099624][ T5546]
[ 91.113187][ T5546] dump_stack_lvl+0x241/0x360
[ 91.117880][ T5546] ? __pfx_dump_stack_lvl+0x10/0x10
[ 91.123076][ T5546] ? __pfx__printk+0x10/0x10
[ 91.127660][ T5546] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 91.133037][ T5546] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 91.138582][ T5546] sysfs_create_dir_ns+0x2ce/0x3a0
[ 91.143782][ T5546] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 91.149417][ T5546] kobject_add_internal+0x435/0x8d0
[ 91.154615][ T5546] kobject_init_and_add+0x124/0x190
[ 91.159892][ T5546] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 91.165785][ T5546] ? __pfx_kobject_init_and_add+0x10/0x10
[ 91.171502][ T5546] ? __init_swait_queue_head+0xae/0x150
[ 91.177048][ T5546] gfs2_sys_fs_add+0x23b/0x4a0
[ 91.181814][ T5546] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 91.187124][ T5546] ? __pfx_alloc_workqueue+0x10/0x10
[ 91.192417][ T5546] ? read_word_at_a_time+0xe/0x20
[ 91.197446][ T5546] ? sized_strscpy+0x8d/0x220
[ 91.202128][ T5546] gfs2_fill_super+0x11db/0x2500
[ 91.207085][ T5546] ? __pfx_gfs2_fill_super+0x10/0x10
[ 91.212367][ T5546] ? snprintf+0xda/0x120
[ 91.216608][ T5546] ? __pfx_lock_release+0x10/0x10
[ 91.221627][ T5546] ? do_raw_spin_lock+0x14f/0x370
[ 91.226646][ T5546] ? __pfx_snprintf+0x10/0x10
[ 91.231331][ T5546] ? sb_set_blocksize+0x98/0xf0
[ 91.236185][ T5546] ? setup_bdev_super+0x4e6/0x5d0
[ 91.241207][ T5546] get_tree_bdev+0x3f7/0x570
[ 91.245805][ T5546] ? __pfx_gfs2_fill_super+0x10/0x10
[ 91.251188][ T5546] ? __pfx_get_tree_bdev+0x10/0x10
[ 91.256351][ T5546] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 91.261981][ T5546] gfs2_get_tree+0x54/0x220
[ 91.266481][ T5546] ? bpf_lsm_capable+0x9/0x10
[ 91.271151][ T5546] vfs_get_tree+0x90/0x2b0
[ 91.275566][ T5546] do_new_mount+0x2be/0xb40
[ 91.280069][ T5546] ? __pfx_do_new_mount+0x10/0x10
[ 91.285188][ T5546] __se_sys_mount+0x2d6/0x3c0
[ 91.290035][ T5546] ? __pfx___se_sys_mount+0x10/0x10
[ 91.295222][ T5546] ? do_syscall_64+0x100/0x230
[ 91.299985][ T5546] ? __x64_sys_mount+0x20/0xc0
[ 91.304746][ T5546] do_syscall_64+0xf3/0x230
[ 91.309251][ T5546] ? clear_bhb_loop+0x35/0x90
[ 91.313962][ T5546] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.320296][ T5546] RIP: 0033:0x7f1d2db7b65a
[ 91.324710][ T5546] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 91.344411][ T5546] RSP: 002b:00007f1d2e87ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 91.352822][ T5546] RAX: ffffffffffffffda RBX: 00007f1d2e87aef0 RCX: 00007f1d2db7b65a
[ 91.360785][ T5546] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1d2e87aeb0
[ 91.368752][ T5546] RBP: 00000000200124c0 R08: 00007f1d2e87aef0 R09: 0000000000004840
[ 91.376714][ T5546] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 91.384684][ T5546] R13: 00007f1d2e87aeb0 R14: 00000000000124ab R15: 0000000020000000
[ 91.392658][ T5546]
[ 91.403821][ T5542] CPU: 1 UID: 0 PID: 5542 Comm: syz.0.27 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 91.414363][ T5542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 91.424426][ T5542] Call Trace:
[ 91.427696][ T5542]
[ 91.430619][ T5542] dump_stack_lvl+0x241/0x360
[ 91.435293][ T5542] ? __pfx_dump_stack_lvl+0x10/0x10
[ 91.440484][ T5542] ? __pfx__printk+0x10/0x10
[ 91.445068][ T5542] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 91.450345][ T5542] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 91.455891][ T5542] sysfs_create_dir_ns+0x2ce/0x3a0
[ 91.460997][ T5542] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 91.466804][ T5542] kobject_add_internal+0x435/0x8d0
[ 91.472003][ T5542] kobject_init_and_add+0x124/0x190
[ 91.477192][ T5542] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 91.482995][ T5542] ? __pfx_kobject_init_and_add+0x10/0x10
[ 91.488897][ T5542] ? __init_swait_queue_head+0xae/0x150
[ 91.494443][ T5542] gfs2_sys_fs_add+0x23b/0x4a0
[ 91.499207][ T5542] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 91.504503][ T5542] ? __pfx_alloc_workqueue+0x10/0x10
[ 91.509878][ T5542] ? read_word_at_a_time+0xe/0x20
[ 91.514905][ T5542] ? sized_strscpy+0x8d/0x220
[ 91.519578][ T5542] gfs2_fill_super+0x11db/0x2500
[ 91.524529][ T5542] ? __pfx_gfs2_fill_super+0x10/0x10
[ 91.529814][ T5542] ? snprintf+0xda/0x120
[ 91.534742][ T5542] ? __pfx_lock_release+0x10/0x10
[ 91.539932][ T5542] ? do_raw_spin_lock+0x14f/0x370
[ 91.545122][ T5542] ? __pfx_snprintf+0x10/0x10
[ 91.549800][ T5542] ? sb_set_blocksize+0x98/0xf0
[ 91.554645][ T5542] ? setup_bdev_super+0x4e6/0x5d0
[ 91.559665][ T5542] get_tree_bdev+0x3f7/0x570
[ 91.564253][ T5542] ? __pfx_gfs2_fill_super+0x10/0x10
[ 91.569536][ T5542] ? __pfx_get_tree_bdev+0x10/0x10
[ 91.574656][ T5542] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 91.580290][ T5542] gfs2_get_tree+0x54/0x220
[ 91.584789][ T5542] ? bpf_lsm_capable+0x9/0x10
[ 91.589547][ T5542] vfs_get_tree+0x90/0x2b0
[ 91.593962][ T5542] do_new_mount+0x2be/0xb40
[ 91.598464][ T5542] ? __pfx_do_new_mount+0x10/0x10
[ 91.603492][ T5542] __se_sys_mount+0x2d6/0x3c0
[ 91.608172][ T5542] ? __pfx___se_sys_mount+0x10/0x10
[ 91.613364][ T5542] ? do_syscall_64+0x100/0x230
[ 91.618127][ T5542] ? __x64_sys_mount+0x20/0xc0
[ 91.622887][ T5542] do_syscall_64+0xf3/0x230
[ 91.627382][ T5542] ? clear_bhb_loop+0x35/0x90
[ 91.632080][ T5542] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.638000][ T5542] RIP: 0033:0x7f1e8fb7b65a
[ 91.642434][ T5542] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 91.662138][ T5542] RSP: 002b:00007f1e909aee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 91.670726][ T5542] RAX: ffffffffffffffda RBX: 00007f1e909aeef0 RCX: 00007f1e8fb7b65a
[ 91.678776][ T5542] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1e909aeeb0
[ 91.686741][ T5542] RBP: 00000000200124c0 R08: 00007f1e909aeef0 R09: 0000000000004840
[ 91.694714][ T5542] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 91.702697][ T5542] R13: 00007f1e909aeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 91.710688][ T5542]
[ 91.734620][ T5542] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 91.837318][ T5542] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 91.846328][ T5546] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 91.861164][ T5546] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 92.739776][ T5552] loop4: detected capacity change from 0 to 32768
[ 92.798719][ T5552] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 92.868962][ T5552] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 92.927746][ T5552] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 92.957334][ T8] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 92.981721][ T8] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 93.048232][ T5562] loop1: detected capacity change from 0 to 32768
[ 93.076220][ T8] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 94ms
[ 93.088327][ T8] gfs2: fsid=syz:syz.0: jid=0: Done
[ 93.097352][ T5552] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 93.117437][ T5562] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 93.129043][ T5562] CPU: 0 UID: 0 PID: 5562 Comm: syz.1.33 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 93.139771][ T5562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 93.149847][ T5562] Call Trace:
[ 93.153144][ T5562]
[ 93.156083][ T5562] dump_stack_lvl+0x241/0x360
[ 93.160781][ T5562] ? __pfx_dump_stack_lvl+0x10/0x10
[ 93.165993][ T5562] ? __pfx__printk+0x10/0x10
[ 93.170605][ T5562] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 93.175915][ T5562] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 93.181482][ T5562] sysfs_create_dir_ns+0x2ce/0x3a0
[ 93.186636][ T5562] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 93.192309][ T5562] kobject_add_internal+0x435/0x8d0
[ 93.197535][ T5562] kobject_init_and_add+0x124/0x190
[ 93.202743][ T5562] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 93.208570][ T5562] ? __pfx_kobject_init_and_add+0x10/0x10
[ 93.214316][ T5562] ? __init_swait_queue_head+0xae/0x150
[ 93.220066][ T5562] gfs2_sys_fs_add+0x23b/0x4a0
[ 93.224850][ T5562] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 93.230165][ T5562] ? __pfx_alloc_workqueue+0x10/0x10
[ 93.235472][ T5562] ? read_word_at_a_time+0xe/0x20
[ 93.240601][ T5562] ? sized_strscpy+0x8d/0x220
[ 93.245307][ T5562] gfs2_fill_super+0x11db/0x2500
[ 93.250290][ T5562] ? __pfx_gfs2_fill_super+0x10/0x10
[ 93.255594][ T5562] ? snprintf+0xda/0x120
[ 93.259880][ T5562] ? __pfx_lock_release+0x10/0x10
[ 93.264919][ T5562] ? do_raw_spin_lock+0x14f/0x370
[ 93.269961][ T5562] ? __pfx_snprintf+0x10/0x10
[ 93.274676][ T5562] ? sb_set_blocksize+0x98/0xf0
[ 93.279539][ T5562] ? setup_bdev_super+0x4e6/0x5d0
[ 93.284590][ T5562] get_tree_bdev+0x3f7/0x570
[ 93.289210][ T5562] ? __pfx_gfs2_fill_super+0x10/0x10
[ 93.294524][ T5562] ? __pfx_get_tree_bdev+0x10/0x10
[ 93.299654][ T5562] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 93.305296][ T5562] gfs2_get_tree+0x54/0x220
[ 93.309895][ T5562] ? bpf_lsm_capable+0x9/0x10
[ 93.314578][ T5562] vfs_get_tree+0x90/0x2b0
[ 93.318998][ T5562] do_new_mount+0x2be/0xb40
[ 93.323504][ T5562] ? __pfx_do_new_mount+0x10/0x10
[ 93.328531][ T5562] __se_sys_mount+0x2d6/0x3c0
[ 93.333202][ T5562] ? __pfx___se_sys_mount+0x10/0x10
[ 93.338394][ T5562] ? do_syscall_64+0x100/0x230
[ 93.343167][ T5562] ? __x64_sys_mount+0x20/0xc0
[ 93.347933][ T5562] do_syscall_64+0xf3/0x230
[ 93.352435][ T5562] ? clear_bhb_loop+0x35/0x90
[ 93.357112][ T5562] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.363018][ T5562] RIP: 0033:0x7f3687d7b65a
[ 93.367434][ T5562] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 93.387209][ T5562] RSP: 002b:00007f3688abee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 93.395640][ T5562] RAX: ffffffffffffffda RBX: 00007f3688abeef0 RCX: 00007f3687d7b65a
[ 93.403610][ T5562] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3688abeeb0
[ 93.411571][ T5562] RBP: 00000000200124c0 R08: 00007f3688abeef0 R09: 0000000000004840
[ 93.419557][ T5562] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 93.427541][ T5562] R13: 00007f3688abeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 93.435525][ T5562]
[ 93.551208][ T5562] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 93.622856][ T5568] loop2: detected capacity change from 0 to 32768
[ 93.628957][ T5562] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 93.693662][ T5568] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 93.707331][ T5568] CPU: 0 UID: 0 PID: 5568 Comm: syz.2.35 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 93.717877][ T5568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 93.727951][ T5568] Call Trace:
[ 93.731250][ T5568]
[ 93.734195][ T5568] dump_stack_lvl+0x241/0x360
[ 93.738899][ T5568] ? __pfx_dump_stack_lvl+0x10/0x10
[ 93.744115][ T5568] ? __pfx__printk+0x10/0x10
[ 93.748727][ T5568] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 93.754123][ T5568] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 93.759705][ T5568] sysfs_create_dir_ns+0x2ce/0x3a0
[ 93.764846][ T5568] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 93.770514][ T5568] kobject_add_internal+0x435/0x8d0
[ 93.775744][ T5568] kobject_init_and_add+0x124/0x190
[ 93.780972][ T5568] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 93.786815][ T5568] ? __pfx_kobject_init_and_add+0x10/0x10
[ 93.792577][ T5568] ? __init_swait_queue_head+0xae/0x150
[ 93.798161][ T5568] gfs2_sys_fs_add+0x23b/0x4a0
[ 93.802957][ T5568] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 93.808278][ T5568] ? __pfx_alloc_workqueue+0x10/0x10
[ 93.813593][ T5568] ? read_word_at_a_time+0xe/0x20
[ 93.818640][ T5568] ? sized_strscpy+0x8d/0x220
[ 93.823345][ T5568] gfs2_fill_super+0x11db/0x2500
[ 93.828321][ T5568] ? __pfx_gfs2_fill_super+0x10/0x10
[ 93.833622][ T5568] ? snprintf+0xda/0x120
[ 93.837885][ T5568] ? __pfx_lock_release+0x10/0x10
[ 93.842928][ T5568] ? do_raw_spin_lock+0x14f/0x370
[ 93.847975][ T5568] ? __pfx_snprintf+0x10/0x10
[ 93.852683][ T5568] ? sb_set_blocksize+0x98/0xf0
[ 93.857552][ T5568] ? setup_bdev_super+0x4e6/0x5d0
[ 93.862603][ T5568] get_tree_bdev+0x3f7/0x570
[ 93.867228][ T5568] ? __pfx_gfs2_fill_super+0x10/0x10
[ 93.872544][ T5568] ? __pfx_get_tree_bdev+0x10/0x10
[ 93.877793][ T5568] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 93.883465][ T5568] gfs2_get_tree+0x54/0x220
[ 93.888004][ T5568] ? bpf_lsm_capable+0x9/0x10
[ 93.892706][ T5568] vfs_get_tree+0x90/0x2b0
[ 93.897151][ T5568] do_new_mount+0x2be/0xb40
[ 93.901688][ T5568] ? __pfx_do_new_mount+0x10/0x10
[ 93.906748][ T5568] __se_sys_mount+0x2d6/0x3c0
[ 93.911459][ T5568] ? __pfx___se_sys_mount+0x10/0x10
[ 93.916675][ T5568] ? do_syscall_64+0x100/0x230
[ 93.921461][ T5568] ? __x64_sys_mount+0x20/0xc0
[ 93.926256][ T5568] do_syscall_64+0xf3/0x230
[ 93.930782][ T5568] ? clear_bhb_loop+0x35/0x90
[ 93.935492][ T5568] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 93.941509][ T5568] RIP: 0033:0x7f40fa77b65a
[ 93.945951][ T5568] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 93.965583][ T5568] RSP: 002b:00007f40fa5f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 93.974032][ T5568] RAX: ffffffffffffffda RBX: 00007f40fa5f7ef0 RCX: 00007f40fa77b65a
[ 93.982031][ T5568] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f40fa5f7eb0
[ 93.990027][ T5568] RBP: 00000000200124c0 R08: 00007f40fa5f7ef0 R09: 0000000000004840
[ 93.998022][ T5568] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 94.006020][ T5568] R13: 00007f40fa5f7eb0 R14: 00000000000124ab R15: 0000000020000000
[ 94.014040][ T5568]
[ 94.069519][ T5568] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
2024/09/03 05:29:48 executed programs: 32
[ 94.144634][ T5566] loop3: detected capacity change from 0 to 32768
[ 94.156660][ T5568] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 94.191884][ T5566] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 94.253338][ T5566] CPU: 0 UID: 0 PID: 5566 Comm: syz.3.36 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 94.263907][ T5566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 94.274071][ T5566] Call Trace:
[ 94.277348][ T5566]
[ 94.280273][ T5566] dump_stack_lvl+0x241/0x360
[ 94.284951][ T5566] ? __pfx_dump_stack_lvl+0x10/0x10
[ 94.290227][ T5566] ? __pfx__printk+0x10/0x10
[ 94.294808][ T5566] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 94.300099][ T5566] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 94.305650][ T5566] sysfs_create_dir_ns+0x2ce/0x3a0
[ 94.310761][ T5566] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 94.316483][ T5566] kobject_add_internal+0x435/0x8d0
[ 94.321710][ T5566] kobject_init_and_add+0x124/0x190
[ 94.326919][ T5566] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 94.332732][ T5566] ? __pfx_kobject_init_and_add+0x10/0x10
[ 94.338454][ T5566] ? __init_swait_queue_head+0xae/0x150
[ 94.343999][ T5566] gfs2_sys_fs_add+0x23b/0x4a0
[ 94.348763][ T5566] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 94.354052][ T5566] ? __pfx_alloc_workqueue+0x10/0x10
[ 94.359332][ T5566] ? read_word_at_a_time+0xe/0x20
[ 94.364354][ T5566] ? sized_strscpy+0x8d/0x220
[ 94.369023][ T5566] gfs2_fill_super+0x11db/0x2500
[ 94.373981][ T5566] ? __pfx_gfs2_fill_super+0x10/0x10
[ 94.379266][ T5566] ? snprintf+0xda/0x120
[ 94.383513][ T5566] ? __pfx_lock_release+0x10/0x10
[ 94.388534][ T5566] ? do_raw_spin_lock+0x14f/0x370
[ 94.393562][ T5566] ? __pfx_snprintf+0x10/0x10
[ 94.398329][ T5566] ? sb_set_blocksize+0x98/0xf0
[ 94.403170][ T5566] ? setup_bdev_super+0x4e6/0x5d0
[ 94.408279][ T5566] get_tree_bdev+0x3f7/0x570
[ 94.412870][ T5566] ? __pfx_gfs2_fill_super+0x10/0x10
[ 94.418151][ T5566] ? __pfx_get_tree_bdev+0x10/0x10
[ 94.423259][ T5566] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 94.428891][ T5566] gfs2_get_tree+0x54/0x220
[ 94.433385][ T5566] ? bpf_lsm_capable+0x9/0x10
[ 94.438053][ T5566] vfs_get_tree+0x90/0x2b0
[ 94.442467][ T5566] do_new_mount+0x2be/0xb40
[ 94.446974][ T5566] ? __pfx_do_new_mount+0x10/0x10
[ 94.451998][ T5566] __se_sys_mount+0x2d6/0x3c0
[ 94.456667][ T5566] ? __pfx___se_sys_mount+0x10/0x10
[ 94.461858][ T5566] ? do_syscall_64+0x100/0x230
[ 94.466615][ T5566] ? __x64_sys_mount+0x20/0xc0
[ 94.471383][ T5566] do_syscall_64+0xf3/0x230
[ 94.475891][ T5566] ? clear_bhb_loop+0x35/0x90
[ 94.480573][ T5566] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 94.486459][ T5566] RIP: 0033:0x7f1d2db7b65a
[ 94.490881][ T5566] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 94.510477][ T5566] RSP: 002b:00007f1d2e87ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 94.518884][ T5566] RAX: ffffffffffffffda RBX: 00007f1d2e87aef0 RCX: 00007f1d2db7b65a
[ 94.526845][ T5566] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1d2e87aeb0
[ 94.534812][ T5566] RBP: 00000000200124c0 R08: 00007f1d2e87aef0 R09: 0000000000004840
[ 94.542782][ T5566] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 94.550747][ T5566] R13: 00007f1d2e87aeb0 R14: 00000000000124ab R15: 0000000020000000
[ 94.558723][ T5566]
[ 94.619711][ T5566] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 94.676456][ T5566] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 94.825864][ T5564] loop0: detected capacity change from 0 to 32768
[ 94.876076][ T5564] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 94.918978][ T5564] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 94.965164][ T5564] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 95.027227][ T8] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 95.057609][ T8] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 95.220300][ T8] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 162ms
[ 95.248412][ T8] gfs2: fsid=syz:syz.0: jid=0: Done
[ 95.288891][ T5564] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 95.864046][ T5580] loop1: detected capacity change from 0 to 32768
[ 95.895493][ T5580] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 95.939811][ T5580] CPU: 0 UID: 0 PID: 5580 Comm: syz.1.38 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 95.950365][ T5580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 95.960438][ T5580] Call Trace:
[ 95.963734][ T5580]
[ 95.966672][ T5580] dump_stack_lvl+0x241/0x360
[ 95.971369][ T5580] ? __pfx_dump_stack_lvl+0x10/0x10
[ 95.976584][ T5580] ? __pfx__printk+0x10/0x10
[ 95.981185][ T5580] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 95.986488][ T5580] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 95.992057][ T5580] sysfs_create_dir_ns+0x2ce/0x3a0
[ 95.997185][ T5580] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 96.002848][ T5580] kobject_add_internal+0x435/0x8d0
[ 96.008076][ T5580] kobject_init_and_add+0x124/0x190
[ 96.013295][ T5580] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 96.019131][ T5580] ? __pfx_kobject_init_and_add+0x10/0x10
[ 96.024879][ T5580] ? __init_swait_queue_head+0xae/0x150
[ 96.030450][ T5580] gfs2_sys_fs_add+0x23b/0x4a0
[ 96.035239][ T5580] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 96.040548][ T5580] ? __pfx_alloc_workqueue+0x10/0x10
[ 96.045848][ T5580] ? read_word_at_a_time+0xe/0x20
[ 96.050885][ T5580] ? sized_strscpy+0x8d/0x220
[ 96.055584][ T5580] gfs2_fill_super+0x11db/0x2500
[ 96.060561][ T5580] ? __pfx_gfs2_fill_super+0x10/0x10
[ 96.065855][ T5580] ? snprintf+0xda/0x120
[ 96.070205][ T5580] ? __pfx_lock_release+0x10/0x10
[ 96.075243][ T5580] ? do_raw_spin_lock+0x14f/0x370
[ 96.080284][ T5580] ? __pfx_snprintf+0x10/0x10
[ 96.084982][ T5580] ? sb_set_blocksize+0x98/0xf0
[ 96.089844][ T5580] ? setup_bdev_super+0x4e6/0x5d0
[ 96.095064][ T5580] get_tree_bdev+0x3f7/0x570
[ 96.099681][ T5580] ? __pfx_gfs2_fill_super+0x10/0x10
[ 96.105064][ T5580] ? __pfx_get_tree_bdev+0x10/0x10
[ 96.110198][ T5580] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 96.115866][ T5580] gfs2_get_tree+0x54/0x220
[ 96.120433][ T5580] ? bpf_lsm_capable+0x9/0x10
[ 96.125129][ T5580] vfs_get_tree+0x90/0x2b0
[ 96.129577][ T5580] do_new_mount+0x2be/0xb40
[ 96.134108][ T5580] ? __pfx_do_new_mount+0x10/0x10
[ 96.139172][ T5580] __se_sys_mount+0x2d6/0x3c0
[ 96.143870][ T5580] ? __pfx___se_sys_mount+0x10/0x10
[ 96.149086][ T5580] ? do_syscall_64+0x100/0x230
[ 96.153873][ T5580] ? __x64_sys_mount+0x20/0xc0
[ 96.158707][ T5580] do_syscall_64+0xf3/0x230
[ 96.163235][ T5580] ? clear_bhb_loop+0x35/0x90
[ 96.167932][ T5580] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.173849][ T5580] RIP: 0033:0x7f3687d7b65a
[ 96.178292][ T5580] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 96.180113][ T5588] loop2: detected capacity change from 0 to 32768
[ 96.197895][ T5580] RSP: 002b:00007f3688abee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 96.197924][ T5580] RAX: ffffffffffffffda RBX: 00007f3688abeef0 RCX: 00007f3687d7b65a
[ 96.197937][ T5580] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3688abeeb0
[ 96.197949][ T5580] RBP: 00000000200124c0 R08: 00007f3688abeef0 R09: 0000000000004840
[ 96.197960][ T5580] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 96.197973][ T5580] R13: 00007f3688abeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 96.198002][ T5580]
[ 96.272521][ T5580] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 96.286666][ T5580] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 96.298132][ T5588] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 96.324607][ T5588] CPU: 0 UID: 0 PID: 5588 Comm: syz.2.40 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 96.335159][ T5588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 96.345235][ T5588] Call Trace:
[ 96.348561][ T5588]
[ 96.351507][ T5588] dump_stack_lvl+0x241/0x360
[ 96.356217][ T5588] ? __pfx_dump_stack_lvl+0x10/0x10
[ 96.361444][ T5588] ? __pfx__printk+0x10/0x10
[ 96.366054][ T5588] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 96.371355][ T5588] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 96.376923][ T5588] sysfs_create_dir_ns+0x2ce/0x3a0
[ 96.382044][ T5588] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 96.387690][ T5588] kobject_add_internal+0x435/0x8d0
[ 96.392889][ T5588] kobject_init_and_add+0x124/0x190
[ 96.398078][ T5588] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 96.403882][ T5588] ? __pfx_kobject_init_and_add+0x10/0x10
[ 96.409595][ T5588] ? __init_swait_queue_head+0xae/0x150
[ 96.415137][ T5588] gfs2_sys_fs_add+0x23b/0x4a0
[ 96.419987][ T5588] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 96.425281][ T5588] ? __pfx_alloc_workqueue+0x10/0x10
[ 96.430568][ T5588] ? read_word_at_a_time+0xe/0x20
[ 96.435592][ T5588] ? sized_strscpy+0x8d/0x220
[ 96.440262][ T5588] gfs2_fill_super+0x11db/0x2500
[ 96.445208][ T5588] ? __pfx_gfs2_fill_super+0x10/0x10
[ 96.450492][ T5588] ? snprintf+0xda/0x120
[ 96.454729][ T5588] ? __pfx_lock_release+0x10/0x10
[ 96.459745][ T5588] ? do_raw_spin_lock+0x14f/0x370
[ 96.464760][ T5588] ? __pfx_snprintf+0x10/0x10
[ 96.469436][ T5588] ? sb_set_blocksize+0x98/0xf0
[ 96.474295][ T5588] ? setup_bdev_super+0x4e6/0x5d0
[ 96.479320][ T5588] get_tree_bdev+0x3f7/0x570
[ 96.484082][ T5588] ? __pfx_gfs2_fill_super+0x10/0x10
[ 96.489360][ T5588] ? __pfx_get_tree_bdev+0x10/0x10
[ 96.494564][ T5588] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 96.500219][ T5588] gfs2_get_tree+0x54/0x220
[ 96.504714][ T5588] ? bpf_lsm_capable+0x9/0x10
[ 96.509383][ T5588] vfs_get_tree+0x90/0x2b0
[ 96.513804][ T5588] do_new_mount+0x2be/0xb40
[ 96.518306][ T5588] ? __pfx_do_new_mount+0x10/0x10
[ 96.523336][ T5588] __se_sys_mount+0x2d6/0x3c0
[ 96.528017][ T5588] ? __pfx___se_sys_mount+0x10/0x10
[ 96.533210][ T5588] ? do_syscall_64+0x100/0x230
[ 96.537970][ T5588] ? __x64_sys_mount+0x20/0xc0
[ 96.542734][ T5588] do_syscall_64+0xf3/0x230
[ 96.547225][ T5588] ? clear_bhb_loop+0x35/0x90
[ 96.551898][ T5588] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.557787][ T5588] RIP: 0033:0x7f40fa77b65a
[ 96.562199][ T5588] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 96.581886][ T5588] RSP: 002b:00007f40fa5f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 96.590292][ T5588] RAX: ffffffffffffffda RBX: 00007f40fa5f7ef0 RCX: 00007f40fa77b65a
[ 96.598252][ T5588] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f40fa5f7eb0
[ 96.606213][ T5588] RBP: 00000000200124c0 R08: 00007f40fa5f7ef0 R09: 0000000000004840
[ 96.614173][ T5588] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 96.622133][ T5588] R13: 00007f40fa5f7eb0 R14: 00000000000124ab R15: 0000000020000000
[ 96.630117][ T5588]
[ 96.644041][ T5588] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 96.762258][ T5585] loop3: detected capacity change from 0 to 32768
[ 96.798995][ T5588] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 96.880366][ T5585] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 96.888634][ T5585] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 96.923326][ T5585] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 96.925816][ T5586] loop4: detected capacity change from 0 to 32768
[ 96.968484][ T5586] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 96.976148][ T5388] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 96.989124][ T5388] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 97.035138][ T5586] CPU: 1 UID: 0 PID: 5586 Comm: syz.4.37 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 97.045685][ T5586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 97.055912][ T5586] Call Trace:
[ 97.059186][ T5586]
[ 97.062108][ T5586] dump_stack_lvl+0x241/0x360
[ 97.066789][ T5586] ? __pfx_dump_stack_lvl+0x10/0x10
[ 97.072846][ T5586] ? __pfx__printk+0x10/0x10
[ 97.077428][ T5586] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 97.082707][ T5586] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 97.088253][ T5586] sysfs_create_dir_ns+0x2ce/0x3a0
[ 97.093364][ T5586] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 97.098996][ T5586] kobject_add_internal+0x435/0x8d0
[ 97.104191][ T5586] kobject_init_and_add+0x124/0x190
[ 97.109381][ T5586] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 97.115186][ T5586] ? __pfx_kobject_init_and_add+0x10/0x10
[ 97.120905][ T5586] ? __init_swait_queue_head+0xae/0x150
[ 97.126448][ T5586] gfs2_sys_fs_add+0x23b/0x4a0
[ 97.131211][ T5586] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 97.136514][ T5586] ? __pfx_alloc_workqueue+0x10/0x10
[ 97.141820][ T5586] ? read_word_at_a_time+0xe/0x20
[ 97.146850][ T5586] ? sized_strscpy+0x8d/0x220
[ 97.151532][ T5586] gfs2_fill_super+0x11db/0x2500
[ 97.156521][ T5586] ? __pfx_gfs2_fill_super+0x10/0x10
[ 97.161813][ T5586] ? snprintf+0xda/0x120
[ 97.166055][ T5586] ? __pfx_lock_release+0x10/0x10
[ 97.171078][ T5586] ? do_raw_spin_lock+0x14f/0x370
[ 97.176104][ T5586] ? __pfx_snprintf+0x10/0x10
[ 97.180795][ T5586] ? sb_set_blocksize+0x98/0xf0
[ 97.185671][ T5586] ? setup_bdev_super+0x4e6/0x5d0
[ 97.190699][ T5586] get_tree_bdev+0x3f7/0x570
[ 97.195290][ T5586] ? __pfx_gfs2_fill_super+0x10/0x10
[ 97.200569][ T5586] ? __pfx_get_tree_bdev+0x10/0x10
[ 97.205683][ T5586] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 97.211317][ T5586] gfs2_get_tree+0x54/0x220
[ 97.215899][ T5586] ? bpf_lsm_capable+0x9/0x10
[ 97.220570][ T5586] vfs_get_tree+0x90/0x2b0
[ 97.224987][ T5586] do_new_mount+0x2be/0xb40
[ 97.229490][ T5586] ? __pfx_do_new_mount+0x10/0x10
[ 97.234528][ T5586] __se_sys_mount+0x2d6/0x3c0
[ 97.239209][ T5586] ? __pfx___se_sys_mount+0x10/0x10
[ 97.244418][ T5586] ? do_syscall_64+0x100/0x230
[ 97.249181][ T5586] ? __x64_sys_mount+0x20/0xc0
[ 97.253945][ T5586] do_syscall_64+0xf3/0x230
[ 97.258529][ T5586] ? clear_bhb_loop+0x35/0x90
[ 97.263214][ T5586] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 97.269106][ T5586] RIP: 0033:0x7f3006d7b65a
[ 97.273520][ T5586] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 97.293117][ T5586] RSP: 002b:00007f3007c2be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 97.301614][ T5586] RAX: ffffffffffffffda RBX: 00007f3007c2bef0 RCX: 00007f3006d7b65a
[ 97.309581][ T5586] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3007c2beb0
[ 97.317547][ T5586] RBP: 00000000200124c0 R08: 00007f3007c2bef0 R09: 0000000000004840
[ 97.325531][ T5586] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 97.333599][ T5586] R13: 00007f3007c2beb0 R14: 00000000000124ab R15: 0000000020000000
[ 97.341598][ T5586]
[ 97.358810][ T5586] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 97.420809][ T5388] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 431ms
[ 97.463005][ T5388] gfs2: fsid=syz:syz.0: jid=0: Done
[ 97.468387][ T5585] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 97.475931][ T5586] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 98.528364][ T5600] loop0: detected capacity change from 0 to 32768
[ 98.582249][ T5600] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 98.639028][ T5600] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 98.764238][ T5600] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 98.839013][ T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 98.858963][ T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 98.958192][ T5605] loop1: detected capacity change from 0 to 32768
[ 99.010098][ T5605] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 99.035220][ T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 176ms
[ 99.052707][ T9] gfs2: fsid=syz:syz.0: jid=0: Done
[ 99.058559][ T5600] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 99.062949][ T5605] CPU: 1 UID: 0 PID: 5605 Comm: syz.1.42 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 99.076265][ T5605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 99.086341][ T5605] Call Trace:
[ 99.089638][ T5605]
[ 99.092579][ T5605] dump_stack_lvl+0x241/0x360
[ 99.097275][ T5605] ? __pfx_dump_stack_lvl+0x10/0x10
[ 99.102495][ T5605] ? __pfx__printk+0x10/0x10
[ 99.107098][ T5605] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 99.112405][ T5605] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 99.117982][ T5605] sysfs_create_dir_ns+0x2ce/0x3a0
[ 99.123109][ T5605] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 99.128766][ T5605] kobject_add_internal+0x435/0x8d0
[ 99.133992][ T5605] kobject_init_and_add+0x124/0x190
[ 99.139210][ T5605] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 99.145038][ T5605] ? __pfx_kobject_init_and_add+0x10/0x10
[ 99.150775][ T5605] ? __init_swait_queue_head+0xae/0x150
[ 99.156341][ T5605] gfs2_sys_fs_add+0x23b/0x4a0
[ 99.161123][ T5605] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 99.166520][ T5605] ? __pfx_alloc_workqueue+0x10/0x10
[ 99.167371][ T5609] loop2: detected capacity change from 0 to 32768
[ 99.171803][ T5605] ? read_word_at_a_time+0xe/0x20
[ 99.171825][ T5605] ? sized_strscpy+0x8d/0x220
[ 99.171845][ T5605] gfs2_fill_super+0x11db/0x2500
[ 99.171886][ T5605] ? __pfx_gfs2_fill_super+0x10/0x10
[ 99.171904][ T5605] ? snprintf+0xda/0x120
[ 99.171923][ T5605] ? __pfx_lock_release+0x10/0x10
[ 99.207559][ T5605] ? do_raw_spin_lock+0x14f/0x370
[ 99.212615][ T5605] ? __pfx_snprintf+0x10/0x10
[ 99.217321][ T5605] ? sb_set_blocksize+0x98/0xf0
[ 99.222192][ T5605] ? setup_bdev_super+0x4e6/0x5d0
[ 99.227253][ T5605] get_tree_bdev+0x3f7/0x570
[ 99.231871][ T5605] ? __pfx_gfs2_fill_super+0x10/0x10
[ 99.237173][ T5605] ? __pfx_get_tree_bdev+0x10/0x10
[ 99.242307][ T5605] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 99.247963][ T5605] gfs2_get_tree+0x54/0x220
[ 99.252486][ T5605] ? bpf_lsm_capable+0x9/0x10
[ 99.257184][ T5605] vfs_get_tree+0x90/0x2b0
[ 99.261717][ T5605] do_new_mount+0x2be/0xb40
[ 99.266250][ T5605] ? __pfx_do_new_mount+0x10/0x10
[ 99.271303][ T5605] __se_sys_mount+0x2d6/0x3c0
[ 99.275997][ T5605] ? __pfx___se_sys_mount+0x10/0x10
[ 99.281295][ T5605] ? do_syscall_64+0x100/0x230
[ 99.286075][ T5605] ? __x64_sys_mount+0x20/0xc0
[ 99.291036][ T5605] do_syscall_64+0xf3/0x230
[ 99.295560][ T5605] ? clear_bhb_loop+0x35/0x90
[ 99.300265][ T5605] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 99.306177][ T5605] RIP: 0033:0x7f3687d7b65a
[ 99.310647][ T5605] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 99.330277][ T5605] RSP: 002b:00007f3688abee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 99.338716][ T5605] RAX: ffffffffffffffda RBX: 00007f3688abeef0 RCX: 00007f3687d7b65a
[ 99.346706][ T5605] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3688abeeb0
[ 99.354693][ T5605] RBP: 00000000200124c0 R08: 00007f3688abeef0 R09: 0000000000004840
[ 99.362682][ T5605] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 99.370672][ T5605] R13: 00007f3688abeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 99.377702][ T5614] loop4: detected capacity change from 0 to 32768
[ 99.378913][ T5605]
[ 99.393127][ T5605] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 99.407653][ T5605] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 99.417510][ T5609] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 99.427797][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 99.447940][ T5609] CPU: 1 UID: 0 PID: 5609 Comm: syz.2.43 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 99.458479][ T5609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 99.468540][ T5609] Call Trace:
[ 99.471818][ T5609]
[ 99.474744][ T5609] dump_stack_lvl+0x241/0x360
[ 99.479429][ T5609] ? __pfx_dump_stack_lvl+0x10/0x10
[ 99.484633][ T5609] ? __pfx__printk+0x10/0x10
[ 99.489227][ T5609] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 99.494529][ T5609] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 99.500095][ T5609] sysfs_create_dir_ns+0x2ce/0x3a0
[ 99.505228][ T5609] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 99.510882][ T5609] kobject_add_internal+0x435/0x8d0
[ 99.516089][ T5609] kobject_init_and_add+0x124/0x190
[ 99.521429][ T5609] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 99.527253][ T5609] ? __pfx_kobject_init_and_add+0x10/0x10
[ 99.532997][ T5609] ? __init_swait_queue_head+0xae/0x150
[ 99.538575][ T5609] gfs2_sys_fs_add+0x23b/0x4a0
[ 99.543369][ T5609] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 99.548688][ T5609] ? __pfx_alloc_workqueue+0x10/0x10
[ 99.553995][ T5609] ? read_word_at_a_time+0xe/0x20
[ 99.559036][ T5609] ? sized_strscpy+0x8d/0x220
[ 99.563728][ T5609] gfs2_fill_super+0x11db/0x2500
[ 99.568710][ T5609] ? __pfx_gfs2_fill_super+0x10/0x10
[ 99.574102][ T5609] ? snprintf+0xda/0x120
[ 99.578361][ T5609] ? __pfx_lock_release+0x10/0x10
[ 99.583405][ T5609] ? do_raw_spin_lock+0x14f/0x370
[ 99.588453][ T5609] ? __pfx_snprintf+0x10/0x10
[ 99.593158][ T5609] ? sb_set_blocksize+0x98/0xf0
[ 99.598034][ T5609] ? setup_bdev_super+0x4e6/0x5d0
[ 99.603086][ T5609] get_tree_bdev+0x3f7/0x570
[ 99.607739][ T5609] ? __pfx_gfs2_fill_super+0x10/0x10
[ 99.613052][ T5609] ? __pfx_get_tree_bdev+0x10/0x10
[ 99.618199][ T5609] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 99.623860][ T5609] gfs2_get_tree+0x54/0x220
[ 99.628377][ T5609] ? bpf_lsm_capable+0x9/0x10
[ 99.633069][ T5609] vfs_get_tree+0x90/0x2b0
[ 99.637515][ T5609] do_new_mount+0x2be/0xb40
[ 99.642049][ T5609] ? __pfx_do_new_mount+0x10/0x10
[ 99.647103][ T5609] __se_sys_mount+0x2d6/0x3c0
[ 99.651801][ T5609] ? __pfx___se_sys_mount+0x10/0x10
[ 99.657093][ T5609] ? do_syscall_64+0x100/0x230
[ 99.661860][ T5609] ? __x64_sys_mount+0x20/0xc0
[ 99.666628][ T5609] do_syscall_64+0xf3/0x230
[ 99.671136][ T5609] ? clear_bhb_loop+0x35/0x90
[ 99.675835][ T5609] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 99.681746][ T5609] RIP: 0033:0x7f40fa77b65a
[ 99.686178][ T5609] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 99.705802][ T5609] RSP: 002b:00007f40fa5f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 99.714238][ T5609] RAX: ffffffffffffffda RBX: 00007f40fa5f7ef0 RCX: 00007f40fa77b65a
[ 99.722217][ T5609] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f40fa5f7eb0
[ 99.730198][ T5609] RBP: 00000000200124c0 R08: 00007f40fa5f7ef0 R09: 0000000000004840
[ 99.738184][ T5609] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 99.746188][ T5609] R13: 00007f40fa5f7eb0 R14: 00000000000124ab R15: 0000000020000000
[ 99.754194][ T5609]
[ 99.757871][ T5614] CPU: 0 UID: 0 PID: 5614 Comm: syz.4.44 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 99.768393][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 99.778446][ T5614] Call Trace:
[ 99.781715][ T5614]
[ 99.784637][ T5614] dump_stack_lvl+0x241/0x360
[ 99.789315][ T5614] ? __pfx_dump_stack_lvl+0x10/0x10
[ 99.794511][ T5614] ? __pfx__printk+0x10/0x10
[ 99.799110][ T5614] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 99.804401][ T5614] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 99.809959][ T5614] sysfs_create_dir_ns+0x2ce/0x3a0
[ 99.815669][ T5614] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 99.821301][ T5614] kobject_add_internal+0x435/0x8d0
[ 99.826498][ T5614] kobject_init_and_add+0x124/0x190
[ 99.831686][ T5614] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 99.837486][ T5614] ? __pfx_kobject_init_and_add+0x10/0x10
[ 99.843203][ T5614] ? __init_swait_queue_head+0xae/0x150
[ 99.848742][ T5614] gfs2_sys_fs_add+0x23b/0x4a0
[ 99.853502][ T5614] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 99.858787][ T5614] ? __pfx_alloc_workqueue+0x10/0x10
[ 99.864066][ T5614] ? read_word_at_a_time+0xe/0x20
[ 99.869082][ T5614] ? sized_strscpy+0x8d/0x220
[ 99.873749][ T5614] gfs2_fill_super+0x11db/0x2500
[ 99.878690][ T5614] ? __pfx_gfs2_fill_super+0x10/0x10
[ 99.884049][ T5614] ? snprintf+0xda/0x120
[ 99.888282][ T5614] ? __pfx_lock_release+0x10/0x10
[ 99.893301][ T5614] ? do_raw_spin_lock+0x14f/0x370
[ 99.898318][ T5614] ? __pfx_snprintf+0x10/0x10
[ 99.903002][ T5614] ? sb_set_blocksize+0x98/0xf0
[ 99.907859][ T5614] ? setup_bdev_super+0x4e6/0x5d0
[ 99.912970][ T5614] get_tree_bdev+0x3f7/0x570
[ 99.917559][ T5614] ? __pfx_gfs2_fill_super+0x10/0x10
[ 99.922834][ T5614] ? __pfx_get_tree_bdev+0x10/0x10
[ 99.927951][ T5614] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 99.933585][ T5614] gfs2_get_tree+0x54/0x220
[ 99.938078][ T5614] ? bpf_lsm_capable+0x9/0x10
[ 99.942747][ T5614] vfs_get_tree+0x90/0x2b0
[ 99.947172][ T5614] do_new_mount+0x2be/0xb40
[ 99.951684][ T5614] ? __pfx_do_new_mount+0x10/0x10
[ 99.956708][ T5614] __se_sys_mount+0x2d6/0x3c0
[ 99.961380][ T5614] ? __pfx___se_sys_mount+0x10/0x10
[ 99.966572][ T5614] ? do_syscall_64+0x100/0x230
[ 99.971330][ T5614] ? __x64_sys_mount+0x20/0xc0
[ 99.976090][ T5614] do_syscall_64+0xf3/0x230
[ 99.980582][ T5614] ? clear_bhb_loop+0x35/0x90
[ 99.985255][ T5614] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 99.991138][ T5614] RIP: 0033:0x7f3006d7b65a
[ 99.995543][ T5614] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 100.015145][ T5614] RSP: 002b:00007f3007c2be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 100.023554][ T5614] RAX: ffffffffffffffda RBX: 00007f3007c2bef0 RCX: 00007f3006d7b65a
[ 100.031516][ T5614] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3007c2beb0
[ 100.039476][ T5614] RBP: 00000000200124c0 R08: 00007f3007c2bef0 R09: 0000000000004840
[ 100.047435][ T5614] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 100.055399][ T5614] R13: 00007f3007c2beb0 R14: 00000000000124ab R15: 0000000020000000
[ 100.063373][ T5614]
[ 100.123126][ T5614] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 100.137160][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files
2024/09/03 05:29:54 executed programs: 41
[ 100.219299][ T5609] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 100.283742][ T5609] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 100.337968][ T5618] loop3: detected capacity change from 0 to 32768
[ 100.453778][ T5618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 100.526328][ T5618] CPU: 0 UID: 0 PID: 5618 Comm: syz.3.45 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 100.536887][ T5618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 100.546961][ T5618] Call Trace:
[ 100.550254][ T5618]
[ 100.553208][ T5618] dump_stack_lvl+0x241/0x360
[ 100.557916][ T5618] ? __pfx_dump_stack_lvl+0x10/0x10
[ 100.563132][ T5618] ? __pfx__printk+0x10/0x10
[ 100.567740][ T5618] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 100.573046][ T5618] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 100.578620][ T5618] sysfs_create_dir_ns+0x2ce/0x3a0
[ 100.583758][ T5618] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 100.589422][ T5618] kobject_add_internal+0x435/0x8d0
[ 100.594649][ T5618] kobject_init_and_add+0x124/0x190
[ 100.599950][ T5618] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 100.605779][ T5618] ? __pfx_kobject_init_and_add+0x10/0x10
[ 100.611521][ T5618] ? __init_swait_queue_head+0xae/0x150
[ 100.617087][ T5618] gfs2_sys_fs_add+0x23b/0x4a0
[ 100.621869][ T5618] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 100.627273][ T5618] ? __pfx_alloc_workqueue+0x10/0x10
[ 100.632664][ T5618] ? read_word_at_a_time+0xe/0x20
[ 100.637702][ T5618] ? sized_strscpy+0x8d/0x220
[ 100.642574][ T5618] gfs2_fill_super+0x11db/0x2500
[ 100.647549][ T5618] ? __pfx_gfs2_fill_super+0x10/0x10
[ 100.652848][ T5618] ? snprintf+0xda/0x120
[ 100.657111][ T5618] ? __pfx_lock_release+0x10/0x10
[ 100.662152][ T5618] ? do_raw_spin_lock+0x14f/0x370
[ 100.667194][ T5618] ? __pfx_snprintf+0x10/0x10
[ 100.671985][ T5618] ? sb_set_blocksize+0x98/0xf0
[ 100.676849][ T5618] ? setup_bdev_super+0x4e6/0x5d0
[ 100.681896][ T5618] get_tree_bdev+0x3f7/0x570
[ 100.686512][ T5618] ? __pfx_gfs2_fill_super+0x10/0x10
[ 100.691818][ T5618] ? __pfx_get_tree_bdev+0x10/0x10
[ 100.696956][ T5618] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 100.702626][ T5618] gfs2_get_tree+0x54/0x220
[ 100.707146][ T5618] ? bpf_lsm_capable+0x9/0x10
[ 100.711843][ T5618] vfs_get_tree+0x90/0x2b0
[ 100.716291][ T5618] do_new_mount+0x2be/0xb40
[ 100.720831][ T5618] ? __pfx_do_new_mount+0x10/0x10
[ 100.725901][ T5618] __se_sys_mount+0x2d6/0x3c0
[ 100.730603][ T5618] ? __pfx___se_sys_mount+0x10/0x10
[ 100.735913][ T5618] ? do_syscall_64+0x100/0x230
[ 100.740807][ T5618] ? __x64_sys_mount+0x20/0xc0
[ 100.745597][ T5618] do_syscall_64+0xf3/0x230
[ 100.750121][ T5618] ? clear_bhb_loop+0x35/0x90
[ 100.754824][ T5618] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 100.760735][ T5618] RIP: 0033:0x7f1d2db7b65a
[ 100.765167][ T5618] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 100.784880][ T5618] RSP: 002b:00007f1d2e87ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 100.793320][ T5618] RAX: ffffffffffffffda RBX: 00007f1d2e87aef0 RCX: 00007f1d2db7b65a
[ 100.801367][ T5618] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1d2e87aeb0
[ 100.809379][ T5618] RBP: 00000000200124c0 R08: 00007f1d2e87aef0 R09: 0000000000004840
[ 100.817374][ T5618] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 100.825372][ T5618] R13: 00007f1d2e87aeb0 R14: 00000000000124ab R15: 0000000020000000
[ 100.833381][ T5618]
[ 100.869123][ T5618] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 100.918171][ T5618] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 101.295774][ T5628] loop1: detected capacity change from 0 to 32768
[ 101.341396][ T5628] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 101.366987][ T5628] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 101.448083][ T5628] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 101.498016][ T5388] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 101.518154][ T5388] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 101.693851][ T5388] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 175ms
[ 101.722027][ T5388] gfs2: fsid=syz:syz.0: jid=0: Done
[ 101.727318][ T5628] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 102.342149][ T5632] loop4: detected capacity change from 0 to 32768
[ 102.418668][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 102.436862][ T5632] CPU: 1 UID: 0 PID: 5632 Comm: syz.4.47 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 102.447419][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 102.457495][ T5632] Call Trace:
[ 102.460792][ T5632]
[ 102.463734][ T5632] dump_stack_lvl+0x241/0x360
[ 102.468434][ T5632] ? __pfx_dump_stack_lvl+0x10/0x10
[ 102.473645][ T5632] ? __pfx__printk+0x10/0x10
[ 102.478233][ T5632] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 102.483511][ T5632] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 102.489057][ T5632] sysfs_create_dir_ns+0x2ce/0x3a0
[ 102.494252][ T5632] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 102.499970][ T5632] kobject_add_internal+0x435/0x8d0
[ 102.505172][ T5632] kobject_init_and_add+0x124/0x190
[ 102.510365][ T5632] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 102.516169][ T5632] ? __pfx_kobject_init_and_add+0x10/0x10
[ 102.521885][ T5632] ? __init_swait_queue_head+0xae/0x150
[ 102.527428][ T5632] gfs2_sys_fs_add+0x23b/0x4a0
[ 102.532198][ T5632] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 102.537501][ T5632] ? __pfx_alloc_workqueue+0x10/0x10
[ 102.542780][ T5632] ? read_word_at_a_time+0xe/0x20
[ 102.547793][ T5632] ? sized_strscpy+0x8d/0x220
[ 102.552462][ T5632] gfs2_fill_super+0x11db/0x2500
[ 102.557407][ T5632] ? __pfx_gfs2_fill_super+0x10/0x10
[ 102.562688][ T5632] ? snprintf+0xda/0x120
[ 102.566934][ T5632] ? __pfx_lock_release+0x10/0x10
[ 102.571956][ T5632] ? do_raw_spin_lock+0x14f/0x370
[ 102.576975][ T5632] ? __pfx_snprintf+0x10/0x10
[ 102.581651][ T5632] ? sb_set_blocksize+0x98/0xf0
[ 102.586533][ T5632] ? setup_bdev_super+0x4e6/0x5d0
[ 102.591571][ T5632] get_tree_bdev+0x3f7/0x570
[ 102.596177][ T5632] ? __pfx_gfs2_fill_super+0x10/0x10
[ 102.601464][ T5632] ? __pfx_get_tree_bdev+0x10/0x10
[ 102.606580][ T5632] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 102.612220][ T5632] gfs2_get_tree+0x54/0x220
[ 102.616718][ T5632] ? bpf_lsm_capable+0x9/0x10
[ 102.621392][ T5632] vfs_get_tree+0x90/0x2b0
[ 102.625809][ T5632] do_new_mount+0x2be/0xb40
[ 102.630312][ T5632] ? __pfx_do_new_mount+0x10/0x10
[ 102.635339][ T5632] __se_sys_mount+0x2d6/0x3c0
[ 102.640018][ T5632] ? __pfx___se_sys_mount+0x10/0x10
[ 102.645213][ T5632] ? do_syscall_64+0x100/0x230
[ 102.649974][ T5632] ? __x64_sys_mount+0x20/0xc0
[ 102.654733][ T5632] do_syscall_64+0xf3/0x230
[ 102.659315][ T5632] ? clear_bhb_loop+0x35/0x90
[ 102.663985][ T5632] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 102.669876][ T5632] RIP: 0033:0x7f3006d7b65a
[ 102.674285][ T5632] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 102.693880][ T5632] RSP: 002b:00007f3007c2be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 102.702289][ T5632] RAX: ffffffffffffffda RBX: 00007f3007c2bef0 RCX: 00007f3006d7b65a
[ 102.710250][ T5632] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3007c2beb0
[ 102.718210][ T5632] RBP: 00000000200124c0 R08: 00007f3007c2bef0 R09: 0000000000004840
[ 102.726170][ T5632] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 102.734134][ T5632] R13: 00007f3007c2beb0 R14: 00000000000124ab R15: 0000000020000000
[ 102.742129][ T5632]
[ 102.759365][ T5634] loop2: detected capacity change from 0 to 32768
[ 102.810373][ T5636] loop0: detected capacity change from 0 to 32768
[ 102.823794][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 102.841604][ T5634] CPU: 1 UID: 0 PID: 5634 Comm: syz.2.49 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 102.852149][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 102.862220][ T5634] Call Trace:
[ 102.865510][ T5634]
[ 102.868451][ T5634] dump_stack_lvl+0x241/0x360
[ 102.873165][ T5634] ? __pfx_dump_stack_lvl+0x10/0x10
[ 102.878398][ T5634] ? __pfx__printk+0x10/0x10
[ 102.883009][ T5634] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 102.888312][ T5634] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 102.889874][ T5632] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 102.893872][ T5634] sysfs_create_dir_ns+0x2ce/0x3a0
[ 102.912871][ T5634] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 102.918536][ T5634] kobject_add_internal+0x435/0x8d0
[ 102.919020][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 102.923828][ T5634] kobject_init_and_add+0x124/0x190
[ 102.935507][ T5634] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 102.941338][ T5634] ? __pfx_kobject_init_and_add+0x10/0x10
[ 102.947074][ T5634] ? __init_swait_queue_head+0xae/0x150
[ 102.952639][ T5634] gfs2_sys_fs_add+0x23b/0x4a0
[ 102.957426][ T5634] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 102.962738][ T5634] ? __pfx_alloc_workqueue+0x10/0x10
[ 102.968129][ T5634] ? read_word_at_a_time+0xe/0x20
[ 102.973165][ T5634] ? sized_strscpy+0x8d/0x220
[ 102.975863][ T5640] loop3: detected capacity change from 0 to 32768
[ 102.977843][ T5634] gfs2_fill_super+0x11db/0x2500
[ 102.989200][ T5634] ? __pfx_gfs2_fill_super+0x10/0x10
[ 102.994502][ T5634] ? snprintf+0xda/0x120
[ 102.998945][ T5634] ? __pfx_lock_release+0x10/0x10
[ 103.003989][ T5634] ? do_raw_spin_lock+0x14f/0x370
[ 103.009041][ T5634] ? __pfx_snprintf+0x10/0x10
[ 103.013747][ T5634] ? sb_set_blocksize+0x98/0xf0
[ 103.018615][ T5634] ? setup_bdev_super+0x4e6/0x5d0
[ 103.023668][ T5634] get_tree_bdev+0x3f7/0x570
[ 103.028800][ T5634] ? __pfx_gfs2_fill_super+0x10/0x10
[ 103.034104][ T5634] ? __pfx_get_tree_bdev+0x10/0x10
[ 103.039240][ T5634] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 103.044930][ T5634] gfs2_get_tree+0x54/0x220
[ 103.049456][ T5634] ? bpf_lsm_capable+0x9/0x10
[ 103.054162][ T5634] vfs_get_tree+0x90/0x2b0
[ 103.058605][ T5634] do_new_mount+0x2be/0xb40
[ 103.063135][ T5634] ? __pfx_do_new_mount+0x10/0x10
[ 103.068193][ T5634] __se_sys_mount+0x2d6/0x3c0
[ 103.072891][ T5634] ? __pfx___se_sys_mount+0x10/0x10
[ 103.078114][ T5634] ? do_syscall_64+0x100/0x230
[ 103.082900][ T5634] ? __x64_sys_mount+0x20/0xc0
[ 103.087694][ T5634] do_syscall_64+0xf3/0x230
[ 103.092220][ T5634] ? clear_bhb_loop+0x35/0x90
[ 103.096921][ T5634] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.102827][ T5634] RIP: 0033:0x7f40fa77b65a
[ 103.107269][ T5634] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 103.126903][ T5634] RSP: 002b:00007f40fa5f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 103.135347][ T5634] RAX: ffffffffffffffda RBX: 00007f40fa5f7ef0 RCX: 00007f40fa77b65a
[ 103.143337][ T5634] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f40fa5f7eb0
[ 103.151338][ T5634] RBP: 00000000200124c0 R08: 00007f40fa5f7ef0 R09: 0000000000004840
[ 103.159339][ T5634] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 103.167334][ T5634] R13: 00007f40fa5f7eb0 R14: 00000000000124ab R15: 0000000020000000
[ 103.175352][ T5634]
[ 103.191421][ T5636] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 103.195251][ T5634] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 103.213919][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 103.217159][ T5640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 103.287105][ T5636] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 103.325962][ T5640] CPU: 0 UID: 0 PID: 5640 Comm: syz.3.50 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 103.336514][ T5640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 103.346684][ T5640] Call Trace:
[ 103.349985][ T5640]
[ 103.352931][ T5640] dump_stack_lvl+0x241/0x360
[ 103.357626][ T5640] ? __pfx_dump_stack_lvl+0x10/0x10
[ 103.362853][ T5640] ? __pfx__printk+0x10/0x10
[ 103.367464][ T5640] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 103.372768][ T5640] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 103.378431][ T5640] sysfs_create_dir_ns+0x2ce/0x3a0
[ 103.383568][ T5640] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 103.389320][ T5640] kobject_add_internal+0x435/0x8d0
[ 103.393593][ T5636] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 103.394529][ T5640] kobject_init_and_add+0x124/0x190
[ 103.394556][ T5640] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 103.404056][ T5388] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 103.407597][ T5640] ? __pfx_kobject_init_and_add+0x10/0x10
[ 103.423612][ T5388] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 103.425847][ T5640] ? __init_swait_queue_head+0xae/0x150
[ 103.425881][ T5640] gfs2_sys_fs_add+0x23b/0x4a0
[ 103.442903][ T5640] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 103.448222][ T5640] ? __pfx_alloc_workqueue+0x10/0x10
[ 103.453531][ T5640] ? read_word_at_a_time+0xe/0x20
[ 103.458572][ T5640] ? sized_strscpy+0x8d/0x220
[ 103.463266][ T5640] gfs2_fill_super+0x11db/0x2500
[ 103.468245][ T5640] ? __pfx_gfs2_fill_super+0x10/0x10
[ 103.473547][ T5640] ? snprintf+0xda/0x120
[ 103.477810][ T5640] ? __pfx_lock_release+0x10/0x10
[ 103.482856][ T5640] ? do_raw_spin_lock+0x14f/0x370
[ 103.487903][ T5640] ? __pfx_snprintf+0x10/0x10
[ 103.492605][ T5640] ? sb_set_blocksize+0x98/0xf0
[ 103.497472][ T5640] ? setup_bdev_super+0x4e6/0x5d0
[ 103.502522][ T5640] get_tree_bdev+0x3f7/0x570
[ 103.507138][ T5640] ? __pfx_gfs2_fill_super+0x10/0x10
[ 103.512441][ T5640] ? __pfx_get_tree_bdev+0x10/0x10
[ 103.517577][ T5640] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 103.523232][ T5640] gfs2_get_tree+0x54/0x220
[ 103.527753][ T5640] ? bpf_lsm_capable+0x9/0x10
[ 103.532453][ T5640] vfs_get_tree+0x90/0x2b0
[ 103.536910][ T5640] do_new_mount+0x2be/0xb40
[ 103.541448][ T5640] ? __pfx_do_new_mount+0x10/0x10
[ 103.546508][ T5640] __se_sys_mount+0x2d6/0x3c0
[ 103.551206][ T5640] ? __pfx___se_sys_mount+0x10/0x10
[ 103.556426][ T5640] ? do_syscall_64+0x100/0x230
[ 103.561215][ T5640] ? __x64_sys_mount+0x20/0xc0
[ 103.566010][ T5640] do_syscall_64+0xf3/0x230
[ 103.570534][ T5640] ? clear_bhb_loop+0x35/0x90
[ 103.575295][ T5640] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.581210][ T5640] RIP: 0033:0x7f1d2db7b65a
[ 103.585641][ T5640] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 103.605795][ T5640] RSP: 002b:00007f1d2e87ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 103.614260][ T5640] RAX: ffffffffffffffda RBX: 00007f1d2e87aef0 RCX: 00007f1d2db7b65a
[ 103.622259][ T5640] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1d2e87aeb0
[ 103.630343][ T5640] RBP: 00000000200124c0 R08: 00007f1d2e87aef0 R09: 0000000000004840
[ 103.638339][ T5640] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 103.646335][ T5640] R13: 00007f1d2e87aeb0 R14: 00000000000124ab R15: 0000000020000000
[ 103.647858][ T5388] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 224ms
[ 103.654407][ T5640]
[ 103.734232][ T5388] gfs2: fsid=syz:syz.0: jid=0: Done
[ 103.768567][ T5636] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 103.778295][ T5640] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 103.847759][ T5640] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 105.017748][ T5652] loop1: detected capacity change from 0 to 32768
[ 105.100400][ T5652] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 105.108602][ T5652] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 105.134554][ T5658] loop4: detected capacity change from 0 to 32768
[ 105.185487][ T5658] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 105.199529][ T5652] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 105.251482][ T5658] CPU: 0 UID: 0 PID: 5658 Comm: syz.4.53 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 105.262123][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 105.272205][ T5658] Call Trace:
[ 105.275504][ T5658]
[ 105.278444][ T5658] dump_stack_lvl+0x241/0x360
[ 105.283157][ T5658] ? __pfx_dump_stack_lvl+0x10/0x10
[ 105.288464][ T5658] ? __pfx__printk+0x10/0x10
[ 105.293082][ T5658] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 105.298397][ T5658] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 105.303975][ T5658] sysfs_create_dir_ns+0x2ce/0x3a0
[ 105.309120][ T5658] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 105.314777][ T5658] kobject_add_internal+0x435/0x8d0
[ 105.320007][ T5658] kobject_init_and_add+0x124/0x190
[ 105.325216][ T5658] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 105.331052][ T5658] ? __pfx_kobject_init_and_add+0x10/0x10
[ 105.336796][ T5658] ? __init_swait_queue_head+0xae/0x150
[ 105.342369][ T5658] gfs2_sys_fs_add+0x23b/0x4a0
[ 105.347157][ T5658] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 105.352469][ T5658] ? __pfx_alloc_workqueue+0x10/0x10
[ 105.357774][ T5658] ? read_word_at_a_time+0xe/0x20
[ 105.362815][ T5658] ? sized_strscpy+0x8d/0x220
[ 105.367510][ T5658] gfs2_fill_super+0x11db/0x2500
[ 105.368920][ T5388] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 105.372461][ T5658] ? __pfx_gfs2_fill_super+0x10/0x10
[ 105.384503][ T5658] ? snprintf+0xda/0x120
[ 105.388759][ T5658] ? __pfx_lock_release+0x10/0x10
[ 105.388888][ T5388] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 105.393876][ T5658] ? do_raw_spin_lock+0x14f/0x370
[ 105.393903][ T5658] ? __pfx_snprintf+0x10/0x10
[ 105.393932][ T5658] ? sb_set_blocksize+0x98/0xf0
[ 105.415117][ T5658] ? setup_bdev_super+0x4e6/0x5d0
[ 105.420169][ T5658] get_tree_bdev+0x3f7/0x570
[ 105.424787][ T5658] ? __pfx_gfs2_fill_super+0x10/0x10
[ 105.428714][ T5660] loop3: detected capacity change from 0 to 32768
[ 105.430076][ T5658] ? __pfx_get_tree_bdev+0x10/0x10
[ 105.430107][ T5658] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 105.430134][ T5658] gfs2_get_tree+0x54/0x220
[ 105.430153][ T5658] ? bpf_lsm_capable+0x9/0x10
[ 105.430176][ T5658] vfs_get_tree+0x90/0x2b0
[ 105.430201][ T5658] do_new_mount+0x2be/0xb40
[ 105.430232][ T5658] ? __pfx_do_new_mount+0x10/0x10
[ 105.430266][ T5658] __se_sys_mount+0x2d6/0x3c0
[ 105.430290][ T5658] ? __pfx___se_sys_mount+0x10/0x10
[ 105.430310][ T5658] ? do_syscall_64+0x100/0x230
[ 105.430334][ T5658] ? __x64_sys_mount+0x20/0xc0
[ 105.430362][ T5658] do_syscall_64+0xf3/0x230
[ 105.430381][ T5658] ? clear_bhb_loop+0x35/0x90
[ 105.430407][ T5658] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 105.430429][ T5658] RIP: 0033:0x7f3006d7b65a
[ 105.430447][ T5658] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 105.430463][ T5658] RSP: 002b:00007f3007c2be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 105.430485][ T5658] RAX: ffffffffffffffda RBX: 00007f3007c2bef0 RCX: 00007f3006d7b65a
[ 105.430500][ T5658] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3007c2beb0
[ 105.430513][ T5658] RBP: 00000000200124c0 R08: 00007f3007c2bef0 R09: 0000000000004840
[ 105.430526][ T5658] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 105.430540][ T5658] R13: 00007f3007c2beb0 R14: 00000000000124ab R15: 0000000020000000
[ 105.430570][ T5658]
[ 105.482089][ T5654] loop2: detected capacity change from 0 to 32768
[ 105.577250][ T5658] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 105.632668][ T5660] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 105.642095][ T5388] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 253ms
[ 105.651389][ T5660] CPU: 0 UID: 0 PID: 5660 Comm: syz.3.54 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 105.661920][ T5660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 105.670905][ T5388] gfs2: fsid=syz:syz.0: jid=0: Done
[ 105.671974][ T5660] Call Trace:
[ 105.671985][ T5660]
[ 105.671993][ T5660] dump_stack_lvl+0x241/0x360
[ 105.677207][ T5652] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 105.680452][ T5660] ? __pfx_dump_stack_lvl+0x10/0x10
[ 105.680474][ T5660] ? __pfx__printk+0x10/0x10
[ 105.680495][ T5660] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 105.704935][ T5658] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 105.705287][ T5660] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 105.722648][ T5660] sysfs_create_dir_ns+0x2ce/0x3a0
[ 105.727794][ T5660] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 105.733457][ T5660] kobject_add_internal+0x435/0x8d0
[ 105.738682][ T5660] kobject_init_and_add+0x124/0x190
[ 105.740204][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 105.743877][ T5660] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 105.743909][ T5660] ? __pfx_kobject_init_and_add+0x10/0x10
[ 105.762768][ T5660] ? __init_swait_queue_head+0xae/0x150
[ 105.768337][ T5660] gfs2_sys_fs_add+0x23b/0x4a0
[ 105.773125][ T5660] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 105.778440][ T5660] ? __pfx_alloc_workqueue+0x10/0x10
[ 105.783832][ T5660] ? read_word_at_a_time+0xe/0x20
[ 105.788869][ T5660] ? sized_strscpy+0x8d/0x220
[ 105.793572][ T5660] gfs2_fill_super+0x11db/0x2500
[ 105.798562][ T5660] ? __pfx_gfs2_fill_super+0x10/0x10
[ 105.803863][ T5660] ? snprintf+0xda/0x120
[ 105.808123][ T5660] ? __pfx_lock_release+0x10/0x10
[ 105.813158][ T5660] ? do_raw_spin_lock+0x14f/0x370
[ 105.818199][ T5660] ? __pfx_snprintf+0x10/0x10
[ 105.822981][ T5660] ? sb_set_blocksize+0x98/0xf0
[ 105.827917][ T5660] ? setup_bdev_super+0x4e6/0x5d0
[ 105.832976][ T5660] get_tree_bdev+0x3f7/0x570
[ 105.837591][ T5660] ? __pfx_gfs2_fill_super+0x10/0x10
[ 105.842893][ T5660] ? __pfx_get_tree_bdev+0x10/0x10
[ 105.848028][ T5660] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 105.853683][ T5660] gfs2_get_tree+0x54/0x220
[ 105.858202][ T5660] ? bpf_lsm_capable+0x9/0x10
[ 105.862892][ T5660] vfs_get_tree+0x90/0x2b0
[ 105.867320][ T5660] do_new_mount+0x2be/0xb40
[ 105.871840][ T5660] ? __pfx_do_new_mount+0x10/0x10
[ 105.876890][ T5660] __se_sys_mount+0x2d6/0x3c0
[ 105.881586][ T5660] ? __pfx___se_sys_mount+0x10/0x10
[ 105.886796][ T5660] ? do_syscall_64+0x100/0x230
[ 105.891575][ T5660] ? __x64_sys_mount+0x20/0xc0
[ 105.896360][ T5660] do_syscall_64+0xf3/0x230
[ 105.900878][ T5660] ? clear_bhb_loop+0x35/0x90
[ 105.905565][ T5660] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 105.911474][ T5660] RIP: 0033:0x7f1d2db7b65a
[ 105.915905][ T5660] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 105.936141][ T5660] RSP: 002b:00007f1d2e87ae68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 105.944585][ T5660] RAX: ffffffffffffffda RBX: 00007f1d2e87aef0 RCX: 00007f1d2db7b65a
[ 105.952575][ T5660] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1d2e87aeb0
[ 105.960558][ T5660] RBP: 00000000200124c0 R08: 00007f1d2e87aef0 R09: 0000000000004840
[ 105.968540][ T5660] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 105.976521][ T5660] R13: 00007f1d2e87aeb0 R14: 00000000000124ab R15: 0000000020000000
[ 105.984515][ T5660]
[ 105.987535][ T5654] CPU: 1 UID: 0 PID: 5654 Comm: syz.2.52 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 105.998057][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 106.005365][ T5660] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 106.008100][ T5654] Call Trace:
[ 106.008111][ T5654]
[ 106.022051][ T5660] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 106.025212][ T5654] dump_stack_lvl+0x241/0x360
[ 106.039332][ T5654] ? __pfx_dump_stack_lvl+0x10/0x10
[ 106.044549][ T5654] ? __pfx__printk+0x10/0x10
[ 106.049162][ T5654] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 106.054461][ T5654] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 106.060006][ T5654] sysfs_create_dir_ns+0x2ce/0x3a0
[ 106.065112][ T5654] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 106.070747][ T5654] kobject_add_internal+0x435/0x8d0
[ 106.075945][ T5654] kobject_init_and_add+0x124/0x190
[ 106.081132][ T5654] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 106.086936][ T5654] ? __pfx_kobject_init_and_add+0x10/0x10
[ 106.092648][ T5654] ? __init_swait_queue_head+0xae/0x150
[ 106.098200][ T5654] gfs2_sys_fs_add+0x23b/0x4a0
[ 106.102962][ T5654] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 106.108245][ T5654] ? __pfx_alloc_workqueue+0x10/0x10
[ 106.113522][ T5654] ? read_word_at_a_time+0xe/0x20
[ 106.118535][ T5654] ? sized_strscpy+0x8d/0x220
[ 106.123201][ T5654] gfs2_fill_super+0x11db/0x2500
[ 106.128233][ T5654] ? __pfx_gfs2_fill_super+0x10/0x10
[ 106.133505][ T5654] ? snprintf+0xda/0x120
[ 106.137738][ T5654] ? __pfx_lock_release+0x10/0x10
[ 106.142752][ T5654] ? do_raw_spin_lock+0x14f/0x370
[ 106.147770][ T5654] ? __pfx_snprintf+0x10/0x10
[ 106.152448][ T5654] ? sb_set_blocksize+0x98/0xf0
[ 106.157292][ T5654] ? setup_bdev_super+0x4e6/0x5d0
[ 106.162329][ T5654] get_tree_bdev+0x3f7/0x570
[ 106.166936][ T5654] ? __pfx_gfs2_fill_super+0x10/0x10
[ 106.172236][ T5654] ? __pfx_get_tree_bdev+0x10/0x10
[ 106.177364][ T5654] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 106.183007][ T5654] gfs2_get_tree+0x54/0x220
[ 106.187514][ T5654] ? bpf_lsm_capable+0x9/0x10
[ 106.192195][ T5654] vfs_get_tree+0x90/0x2b0
[ 106.196615][ T5654] do_new_mount+0x2be/0xb40
[ 106.201124][ T5654] ? __pfx_do_new_mount+0x10/0x10
[ 106.206160][ T5654] __se_sys_mount+0x2d6/0x3c0
[ 106.210835][ T5654] ? __pfx___se_sys_mount+0x10/0x10
[ 106.216029][ T5654] ? do_syscall_64+0x100/0x230
[ 106.220785][ T5654] ? __x64_sys_mount+0x20/0xc0
[ 106.225546][ T5654] do_syscall_64+0xf3/0x230
[ 106.230064][ T5654] ? clear_bhb_loop+0x35/0x90
[ 106.234751][ T5654] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 106.240747][ T5654] RIP: 0033:0x7f40fa77b65a
[ 106.245167][ T5654] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 106.264860][ T5654] RSP: 002b:00007f40fa5f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 106.273283][ T5654] RAX: ffffffffffffffda RBX: 00007f40fa5f7ef0 RCX: 00007f40fa77b65a
[ 106.281331][ T5654] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f40fa5f7eb0
[ 106.289312][ T5654] RBP: 00000000200124c0 R08: 00007f40fa5f7ef0 R09: 0000000000004840
[ 106.297294][ T5654] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 106.305265][ T5654] R13: 00007f40fa5f7eb0 R14: 00000000000124ab R15: 0000000020000000
[ 106.313265][ T5654]
[ 106.448989][ T5654] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
2024/09/03 05:30:01 executed programs: 51
[ 106.502301][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 106.596152][ T5662] loop0: detected capacity change from 0 to 32768
[ 106.657248][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 106.666040][ T5662] CPU: 0 UID: 0 PID: 5662 Comm: syz.0.55 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 106.676576][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 106.686661][ T5662] Call Trace:
[ 106.689954][ T5662]
[ 106.692895][ T5662] dump_stack_lvl+0x241/0x360
[ 106.697600][ T5662] ? __pfx_dump_stack_lvl+0x10/0x10
[ 106.702820][ T5662] ? __pfx__printk+0x10/0x10
[ 106.707517][ T5662] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 106.712828][ T5662] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 106.718575][ T5662] sysfs_create_dir_ns+0x2ce/0x3a0
[ 106.723716][ T5662] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 106.729379][ T5662] kobject_add_internal+0x435/0x8d0
[ 106.734607][ T5662] kobject_init_and_add+0x124/0x190
[ 106.739831][ T5662] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 106.745707][ T5662] ? __pfx_kobject_init_and_add+0x10/0x10
[ 106.751456][ T5662] ? __init_swait_queue_head+0xae/0x150
[ 106.757038][ T5662] gfs2_sys_fs_add+0x23b/0x4a0
[ 106.761836][ T5662] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 106.767153][ T5662] ? __pfx_alloc_workqueue+0x10/0x10
[ 106.772554][ T5662] ? read_word_at_a_time+0xe/0x20
[ 106.777606][ T5662] ? sized_strscpy+0x8d/0x220
[ 106.782446][ T5662] gfs2_fill_super+0x11db/0x2500
[ 106.787422][ T5662] ? __pfx_gfs2_fill_super+0x10/0x10
[ 106.792729][ T5662] ? snprintf+0xda/0x120
[ 106.797054][ T5662] ? __pfx_lock_release+0x10/0x10
[ 106.802105][ T5662] ? do_raw_spin_lock+0x14f/0x370
[ 106.807156][ T5662] ? __pfx_snprintf+0x10/0x10
[ 106.811868][ T5662] ? sb_set_blocksize+0x98/0xf0
[ 106.816744][ T5662] ? setup_bdev_super+0x4e6/0x5d0
[ 106.821799][ T5662] get_tree_bdev+0x3f7/0x570
[ 106.826416][ T5662] ? __pfx_gfs2_fill_super+0x10/0x10
[ 106.831721][ T5662] ? __pfx_get_tree_bdev+0x10/0x10
[ 106.836855][ T5662] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 106.842513][ T5662] gfs2_get_tree+0x54/0x220
[ 106.847039][ T5662] ? bpf_lsm_capable+0x9/0x10
[ 106.851741][ T5662] vfs_get_tree+0x90/0x2b0
[ 106.856187][ T5662] do_new_mount+0x2be/0xb40
[ 106.860719][ T5662] ? __pfx_do_new_mount+0x10/0x10
[ 106.865771][ T5662] __se_sys_mount+0x2d6/0x3c0
[ 106.870476][ T5662] ? __pfx___se_sys_mount+0x10/0x10
[ 106.875688][ T5662] ? do_syscall_64+0x100/0x230
[ 106.880473][ T5662] ? __x64_sys_mount+0x20/0xc0
[ 106.885264][ T5662] do_syscall_64+0xf3/0x230
[ 106.889787][ T5662] ? clear_bhb_loop+0x35/0x90
[ 106.894485][ T5662] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 106.900399][ T5662] RIP: 0033:0x7f1e8fb7b65a
[ 106.904825][ T5662] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 106.924452][ T5662] RSP: 002b:00007f1e909aee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 106.932896][ T5662] RAX: ffffffffffffffda RBX: 00007f1e909aeef0 RCX: 00007f1e8fb7b65a
[ 106.940889][ T5662] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1e909aeeb0
[ 106.948884][ T5662] RBP: 00000000200124c0 R08: 00007f1e909aeef0 R09: 0000000000004840
[ 106.956876][ T5662] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 106.964869][ T5662] R13: 00007f1e909aeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 106.972963][ T5662]
[ 107.154340][ T5662] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 107.185715][ T5662] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 108.177647][ T5679] loop3: detected capacity change from 0 to 32768
[ 108.220399][ T5679] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 108.245223][ T5676] loop4: detected capacity change from 0 to 32768
[ 108.279022][ T5679] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 108.296576][ T5676] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 108.346196][ T5680] loop2: detected capacity change from 0 to 32768
[ 108.348034][ T5682] loop1: detected capacity change from 0 to 32768
[ 108.357876][ T5676] CPU: 1 UID: 0 PID: 5676 Comm: syz.4.57 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 108.369583][ T5676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 108.379653][ T5676] Call Trace:
[ 108.382942][ T5676]
[ 108.385882][ T5676] dump_stack_lvl+0x241/0x360
[ 108.390581][ T5676] ? __pfx_dump_stack_lvl+0x10/0x10
[ 108.395794][ T5676] ? __pfx__printk+0x10/0x10
[ 108.400409][ T5676] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 108.405714][ T5676] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 108.411283][ T5676] sysfs_create_dir_ns+0x2ce/0x3a0
[ 108.416413][ T5676] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 108.422072][ T5676] kobject_add_internal+0x435/0x8d0
[ 108.427297][ T5676] kobject_init_and_add+0x124/0x190
[ 108.432504][ T5676] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 108.438307][ T5676] ? __pfx_kobject_init_and_add+0x10/0x10
[ 108.444019][ T5676] ? __init_swait_queue_head+0xae/0x150
[ 108.449559][ T5676] gfs2_sys_fs_add+0x23b/0x4a0
[ 108.454321][ T5676] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 108.459608][ T5676] ? __pfx_alloc_workqueue+0x10/0x10
[ 108.464884][ T5676] ? read_word_at_a_time+0xe/0x20
[ 108.469898][ T5676] ? sized_strscpy+0x8d/0x220
[ 108.474567][ T5676] gfs2_fill_super+0x11db/0x2500
[ 108.479508][ T5676] ? __pfx_gfs2_fill_super+0x10/0x10
[ 108.484778][ T5676] ? snprintf+0xda/0x120
[ 108.489016][ T5676] ? __pfx_lock_release+0x10/0x10
[ 108.494031][ T5676] ? do_raw_spin_lock+0x14f/0x370
[ 108.499044][ T5676] ? __pfx_snprintf+0x10/0x10
[ 108.503720][ T5676] ? sb_set_blocksize+0x98/0xf0
[ 108.508561][ T5676] ? setup_bdev_super+0x4e6/0x5d0
[ 108.513585][ T5676] get_tree_bdev+0x3f7/0x570
[ 108.518170][ T5676] ? __pfx_gfs2_fill_super+0x10/0x10
[ 108.523446][ T5676] ? __pfx_get_tree_bdev+0x10/0x10
[ 108.528551][ T5676] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 108.534182][ T5676] gfs2_get_tree+0x54/0x220
[ 108.538673][ T5676] ? bpf_lsm_capable+0x9/0x10
[ 108.543340][ T5676] vfs_get_tree+0x90/0x2b0
[ 108.547755][ T5676] do_new_mount+0x2be/0xb40
[ 108.552257][ T5676] ? __pfx_do_new_mount+0x10/0x10
[ 108.557283][ T5676] __se_sys_mount+0x2d6/0x3c0
[ 108.561954][ T5676] ? __pfx___se_sys_mount+0x10/0x10
[ 108.567140][ T5676] ? do_syscall_64+0x100/0x230
[ 108.571898][ T5676] ? __x64_sys_mount+0x20/0xc0
[ 108.576658][ T5676] do_syscall_64+0xf3/0x230
[ 108.581152][ T5676] ? clear_bhb_loop+0x35/0x90
[ 108.585823][ T5676] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 108.591799][ T5676] RIP: 0033:0x7f3006d7b65a
[ 108.596207][ T5676] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 108.615831][ T5676] RSP: 002b:00007f3007c2be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 108.624243][ T5676] RAX: ffffffffffffffda RBX: 00007f3007c2bef0 RCX: 00007f3006d7b65a
[ 108.632225][ T5676] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3007c2beb0
[ 108.640201][ T5676] RBP: 00000000200124c0 R08: 00007f3007c2bef0 R09: 0000000000004840
[ 108.648170][ T5676] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 108.656136][ T5676] R13: 00007f3007c2beb0 R14: 00000000000124ab R15: 0000000020000000
[ 108.664115][ T5676]
[ 108.716634][ T5680] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 108.739241][ T5680] CPU: 0 UID: 0 PID: 5680 Comm: syz.2.59 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 108.749793][ T5680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 108.759959][ T5680] Call Trace:
[ 108.763247][ T5680]
[ 108.766181][ T5680] dump_stack_lvl+0x241/0x360
[ 108.770883][ T5680] ? __pfx_dump_stack_lvl+0x10/0x10
[ 108.776109][ T5680] ? __pfx__printk+0x10/0x10
[ 108.780728][ T5680] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 108.781961][ T5676] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 108.786016][ T5680] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 108.800111][ T5676] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 108.805582][ T5680] sysfs_create_dir_ns+0x2ce/0x3a0
[ 108.817214][ T5680] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 108.822885][ T5680] kobject_add_internal+0x435/0x8d0
[ 108.828208][ T5680] kobject_init_and_add+0x124/0x190
[ 108.833435][ T5680] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 108.839281][ T5680] ? __pfx_kobject_init_and_add+0x10/0x10
[ 108.845027][ T5680] ? __init_swait_queue_head+0xae/0x150
[ 108.850600][ T5680] gfs2_sys_fs_add+0x23b/0x4a0
[ 108.855480][ T5680] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 108.860803][ T5680] ? __pfx_alloc_workqueue+0x10/0x10
[ 108.866107][ T5680] ? read_word_at_a_time+0xe/0x20
[ 108.871142][ T5680] ? sized_strscpy+0x8d/0x220
[ 108.875820][ T5680] gfs2_fill_super+0x11db/0x2500
[ 108.880771][ T5680] ? __pfx_gfs2_fill_super+0x10/0x10
[ 108.886050][ T5680] ? snprintf+0xda/0x120
[ 108.890286][ T5680] ? __pfx_lock_release+0x10/0x10
[ 108.895305][ T5680] ? do_raw_spin_lock+0x14f/0x370
[ 108.900325][ T5680] ? __pfx_snprintf+0x10/0x10
[ 108.905264][ T5680] ? sb_set_blocksize+0x98/0xf0
[ 108.910111][ T5680] ? setup_bdev_super+0x4e6/0x5d0
[ 108.915137][ T5680] get_tree_bdev+0x3f7/0x570
[ 108.919735][ T5680] ? __pfx_gfs2_fill_super+0x10/0x10
[ 108.925017][ T5680] ? __pfx_get_tree_bdev+0x10/0x10
[ 108.930127][ T5680] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 108.935766][ T5680] gfs2_get_tree+0x54/0x220
[ 108.940262][ T5680] ? bpf_lsm_capable+0x9/0x10
[ 108.944933][ T5680] vfs_get_tree+0x90/0x2b0
[ 108.949349][ T5680] do_new_mount+0x2be/0xb40
[ 108.953854][ T5680] ? __pfx_do_new_mount+0x10/0x10
[ 108.958885][ T5680] __se_sys_mount+0x2d6/0x3c0
[ 108.963650][ T5680] ? __pfx___se_sys_mount+0x10/0x10
[ 108.968852][ T5680] ? do_syscall_64+0x100/0x230
[ 108.973613][ T5680] ? __x64_sys_mount+0x20/0xc0
[ 108.978374][ T5680] do_syscall_64+0xf3/0x230
[ 108.982871][ T5680] ? clear_bhb_loop+0x35/0x90
[ 108.987562][ T5680] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 108.993449][ T5680] RIP: 0033:0x7f40fa77b65a
[ 108.997857][ T5680] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 109.017461][ T5680] RSP: 002b:00007f40fa5f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 109.025881][ T5680] RAX: ffffffffffffffda RBX: 00007f40fa5f7ef0 RCX: 00007f40fa77b65a
[ 109.033846][ T5680] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f40fa5f7eb0
[ 109.041808][ T5680] RBP: 00000000200124c0 R08: 00007f40fa5f7ef0 R09: 0000000000004840
[ 109.049771][ T5680] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 109.057733][ T5680] R13: 00007f40fa5f7eb0 R14: 00000000000124ab R15: 0000000020000000
[ 109.065802][ T5680]
[ 109.080011][ T5680] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 109.100401][ T5680] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 109.107959][ T5679] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms
[ 109.121942][ T5303] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 109.128798][ T5303] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 109.132889][ T5682] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 109.222155][ T5682] CPU: 0 UID: 0 PID: 5682 Comm: syz.1.56 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 109.232708][ T5682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 109.242793][ T5682] Call Trace:
[ 109.246106][ T5682]
[ 109.249057][ T5682] dump_stack_lvl+0x241/0x360
[ 109.253763][ T5682] ? __pfx_dump_stack_lvl+0x10/0x10
[ 109.258982][ T5682] ? __pfx__printk+0x10/0x10
[ 109.263591][ T5682] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 109.268967][ T5682] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 109.274536][ T5682] sysfs_create_dir_ns+0x2ce/0x3a0
[ 109.279993][ T5682] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 109.285656][ T5682] kobject_add_internal+0x435/0x8d0
[ 109.290879][ T5682] kobject_init_and_add+0x124/0x190
[ 109.296105][ T5682] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 109.301942][ T5682] ? __pfx_kobject_init_and_add+0x10/0x10
[ 109.307689][ T5682] ? __init_swait_queue_head+0xae/0x150
[ 109.313260][ T5682] gfs2_sys_fs_add+0x23b/0x4a0
[ 109.318050][ T5682] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 109.323369][ T5682] ? __pfx_alloc_workqueue+0x10/0x10
[ 109.328677][ T5682] ? read_word_at_a_time+0xe/0x20
[ 109.333720][ T5682] ? sized_strscpy+0x8d/0x220
[ 109.338417][ T5682] gfs2_fill_super+0x11db/0x2500
[ 109.343400][ T5682] ? __pfx_gfs2_fill_super+0x10/0x10
[ 109.348706][ T5682] ? snprintf+0xda/0x120
[ 109.352965][ T5682] ? __pfx_lock_release+0x10/0x10
[ 109.358019][ T5682] ? do_raw_spin_lock+0x14f/0x370
[ 109.363071][ T5682] ? __pfx_snprintf+0x10/0x10
[ 109.367777][ T5682] ? sb_set_blocksize+0x98/0xf0
[ 109.372654][ T5682] ? setup_bdev_super+0x4e6/0x5d0
[ 109.375553][ T5684] loop0: detected capacity change from 0 to 32768
[ 109.377684][ T5682] get_tree_bdev+0x3f7/0x570
[ 109.388703][ T5682] ? __pfx_gfs2_fill_super+0x10/0x10
[ 109.394010][ T5682] ? __pfx_get_tree_bdev+0x10/0x10
[ 109.399148][ T5682] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 109.404807][ T5682] gfs2_get_tree+0x54/0x220
[ 109.409328][ T5682] ? bpf_lsm_capable+0x9/0x10
[ 109.414021][ T5682] vfs_get_tree+0x90/0x2b0
[ 109.418457][ T5682] do_new_mount+0x2be/0xb40
[ 109.422991][ T5682] ? __pfx_do_new_mount+0x10/0x10
[ 109.428057][ T5682] __se_sys_mount+0x2d6/0x3c0
[ 109.432769][ T5682] ? __pfx___se_sys_mount+0x10/0x10
[ 109.437997][ T5682] ? do_syscall_64+0x100/0x230
[ 109.442786][ T5682] ? __x64_sys_mount+0x20/0xc0
[ 109.447581][ T5682] do_syscall_64+0xf3/0x230
[ 109.452104][ T5682] ? clear_bhb_loop+0x35/0x90
[ 109.456806][ T5682] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 109.462718][ T5682] RIP: 0033:0x7f3687d7b65a
[ 109.467153][ T5682] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 109.486782][ T5682] RSP: 002b:00007f3688abee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 109.495227][ T5682] RAX: ffffffffffffffda RBX: 00007f3688abeef0 RCX: 00007f3687d7b65a
[ 109.503306][ T5682] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f3688abeeb0
[ 109.511296][ T5682] RBP: 00000000200124c0 R08: 00007f3688abeef0 R09: 0000000000004840
[ 109.519288][ T5682] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 109.527277][ T5682] R13: 00007f3688abeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 109.535286][ T5682]
[ 109.618299][ T5684] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 109.618515][ T5303] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 489ms
[ 109.637077][ T5684] CPU: 1 UID: 0 PID: 5684 Comm: syz.0.60 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 109.642180][ T5303] gfs2: fsid=syz:syz.0: jid=0: Done
[ 109.647594][ T5684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 109.647608][ T5684] Call Trace:
[ 109.647617][ T5684]
[ 109.647625][ T5684] dump_stack_lvl+0x241/0x360
[ 109.666689][ T5682] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 109.669150][ T5684] ? __pfx_dump_stack_lvl+0x10/0x10
[ 109.669177][ T5684] ? __pfx__printk+0x10/0x10
[ 109.669198][ T5684] ? sysfs_create_dir_ns+0x28a/0x3a0
[ 109.669220][ T5684] ? __kmalloc_cache_noprof+0x19c/0x2c0
[ 109.669250][ T5684] sysfs_create_dir_ns+0x2ce/0x3a0
[ 109.669274][ T5684] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 109.669304][ T5684] kobject_add_internal+0x435/0x8d0
[ 109.669334][ T5684] kobject_init_and_add+0x124/0x190
[ 109.669355][ T5684] ? __pfx_lockdep_init_map_type+0x10/0x10
[ 109.669383][ T5684] ? __pfx_kobject_init_and_add+0x10/0x10
[ 109.678610][ T5679] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 109.687906][ T5684] ? __init_swait_queue_head+0xae/0x150
[ 109.687940][ T5684] gfs2_sys_fs_add+0x23b/0x4a0
[ 109.687968][ T5684] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 109.687998][ T5684] ? __pfx_alloc_workqueue+0x10/0x10
[ 109.688022][ T5684] ? read_word_at_a_time+0xe/0x20
[ 109.688041][ T5684] ? sized_strscpy+0x8d/0x220
[ 109.688064][ T5684] gfs2_fill_super+0x11db/0x2500
[ 109.688104][ T5684] ? __pfx_gfs2_fill_super+0x10/0x10
[ 109.688122][ T5684] ? snprintf+0xda/0x120
[ 109.688142][ T5684] ? __pfx_lock_release+0x10/0x10
[ 109.798512][ T5684] ? do_raw_spin_lock+0x14f/0x370
[ 109.803540][ T5684] ? __pfx_snprintf+0x10/0x10
[ 109.808218][ T5684] ? sb_set_blocksize+0x98/0xf0
[ 109.813067][ T5684] ? setup_bdev_super+0x4e6/0x5d0
[ 109.818090][ T5684] get_tree_bdev+0x3f7/0x570
[ 109.822679][ T5684] ? __pfx_gfs2_fill_super+0x10/0x10
[ 109.827961][ T5684] ? __pfx_get_tree_bdev+0x10/0x10
[ 109.833068][ T5684] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 109.838707][ T5684] gfs2_get_tree+0x54/0x220
[ 109.843204][ T5684] ? bpf_lsm_capable+0x9/0x10
[ 109.847877][ T5684] vfs_get_tree+0x90/0x2b0
[ 109.852292][ T5684] do_new_mount+0x2be/0xb40
[ 109.856792][ T5684] ? __pfx_do_new_mount+0x10/0x10
[ 109.861907][ T5684] __se_sys_mount+0x2d6/0x3c0
[ 109.866577][ T5684] ? __pfx___se_sys_mount+0x10/0x10
[ 109.871785][ T5684] ? do_syscall_64+0x100/0x230
[ 109.876548][ T5684] ? __x64_sys_mount+0x20/0xc0
[ 109.881306][ T5684] do_syscall_64+0xf3/0x230
[ 109.885798][ T5684] ? clear_bhb_loop+0x35/0x90
[ 109.890469][ T5684] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 109.896351][ T5684] RIP: 0033:0x7f1e8fb7b65a
[ 109.900757][ T5684] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
[ 109.920354][ T5684] RSP: 002b:00007f1e909aee68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 109.928756][ T5684] RAX: ffffffffffffffda RBX: 00007f1e909aeef0 RCX: 00007f1e8fb7b65a
[ 109.936720][ T5684] RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1e909aeeb0
[ 109.944680][ T5684] RBP: 00000000200124c0 R08: 00007f1e909aeef0 R09: 0000000000004840
[ 109.952645][ T5684] R10: 0000000000004840 R11: 0000000000000246 R12: 0000000020012500
[ 109.960604][ T5684] R13: 00007f1e909aeeb0 R14: 00000000000124ab R15: 0000000020000000
[ 109.968576][ T5684]
[ 110.019128][ T5684] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 110.033287][ T5682] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 110.061968][ T5684] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 110.069145][ T5679] gfs2: fsid=syz:syz.0: can't create logd thread: -4
[ 110.279003][ T5679] list_del corruption, ffff8880256c0c10->prev is LIST_POISON2 (dead000000000122)
[ 110.320255][ T5679] ------------[ cut here ]------------
[ 110.325760][ T5679] kernel BUG at lib/list_debug.c:61!
[ 110.363553][ T5679] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
[ 110.370544][ T5679] CPU: 0 UID: 0 PID: 5679 Comm: syz.3.58 Not tainted 6.11.0-rc6-syzkaller-00019-g67784a74e258 #0
[ 110.381097][ T5679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
[ 110.391174][ T5679] RIP: 0010:__list_del_entry_valid_or_report+0x106/0x140
[ 110.398222][ T5679] Code: e8 1f 6f fc 06 90 0f 0b 48 c7 c7 20 bd 3f 8c 4c 89 fe e8 0d 6f fc 06 90 0f 0b 48 c7 c7 80 bd 3f 8c 4c 89 fe e8 fb 6e fc 06 90 <0f> 0b 48 c7 c7 e0 bd 3f 8c 4c 89 fe 48 89 d9 e8 e6 6e fc 06 90 0f
[ 110.417845][ T5679] RSP: 0018:ffffc90002f47928 EFLAGS: 00010246
[ 110.423934][ T5679] RAX: 000000000000004e RBX: dead000000000122 RCX: 7038a075f575e800
[ 110.431950][ T5679] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
[ 110.440014][ T5679] RBP: 1ffff11005556d00 R08: ffffffff8174016c R09: 1ffff920005e8ec4
[ 110.447983][ T5679] R10: dffffc0000000000 R11: fffff520005e8ec5 R12: dffffc0000000000
[ 110.455968][ T5679] R13: ffff8880256c0c00 R14: ffff8880256c1410 R15: ffff8880256c0c10
[ 110.464040][ T5679] FS: 00007f1d2e87b6c0(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000
[ 110.473059][ T5679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 110.479638][ T5679] CR2: 00007f2ffe004000 CR3: 00000000671ae000 CR4: 00000000003506f0
[ 110.487603][ T5679] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 110.495560][ T5679] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 110.503519][ T5679] Call Trace:
[ 110.506789][ T5679]
[ 110.509707][ T5679] ? __die_body+0x88/0xe0
[ 110.514028][ T5679] ? die+0xcf/0x110
[ 110.517823][ T5679] ? do_trap+0x15a/0x3a0
[ 110.522053][ T5679] ? __list_del_entry_valid_or_report+0x106/0x140
[ 110.528455][ T5679] ? do_error_trap+0x1dc/0x2c0
[ 110.533206][ T5679] ? __list_del_entry_valid_or_report+0x106/0x140
[ 110.539605][ T5679] ? __list_del_entry_valid_or_report+0x106/0x140
[ 110.546008][ T5679] ? __pfx_do_error_trap+0x10/0x10
[ 110.551195][ T5679] ? report_bug+0x3e8/0x500
[ 110.555694][ T5679] ? handle_invalid_op+0x34/0x40
[ 110.560620][ T5679] ? __list_del_entry_valid_or_report+0x106/0x140
[ 110.567105][ T5679] ? exc_invalid_op+0x38/0x50
[ 110.571769][ T5679] ? asm_exc_invalid_op+0x1a/0x20
[ 110.576786][ T5679] ? __wake_up_klogd+0xcc/0x110
[ 110.581626][ T5679] ? __list_del_entry_valid_or_report+0x106/0x140
[ 110.588026][ T5679] ? __list_del_entry_valid_or_report+0x105/0x140
[ 110.594424][ T5679] destroy_workqueue+0x7b3/0xc40
[ 110.599353][ T5679] ? destroy_workqueue+0x86f/0xc40
[ 110.604452][ T5679] gfs2_fill_super+0x128a/0x2500
[ 110.609384][ T5679] ? __pfx_gfs2_fill_super+0x10/0x10
[ 110.614653][ T5679] ? snprintf+0xda/0x120
[ 110.618886][ T5679] ? __pfx_lock_release+0x10/0x10
[ 110.623905][ T5679] ? do_raw_spin_lock+0x14f/0x370
[ 110.628915][ T5679] ? __pfx_snprintf+0x10/0x10
[ 110.633579][ T5679] ? sb_set_blocksize+0x98/0xf0
[ 110.638416][ T5679] ? setup_bdev_super+0x4e6/0x5d0
[ 110.643429][ T5679] get_tree_bdev+0x3f7/0x570
[ 110.648015][ T5679] ? __pfx_gfs2_fill_super+0x10/0x10
[ 110.653290][ T5679] ? __pfx_get_tree_bdev+0x10/0x10
[ 110.658481][ T5679] ? __pfx_vfs_parse_fs_string+0x10/0x10
[ 110.66410