Warning: Permanently added '10.128.0.46' (ED25519) to the list of known hosts. 2025/12/21 07:07:09 parsed 1 programs [ 115.985439][ T6175] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 118.878284][ T5148] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 118.886761][ T5148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 118.894578][ T5148] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 118.904441][ T5148] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 118.912669][ T5148] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 119.345214][ T1006] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 119.353741][ T1006] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 119.389200][ T3146] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 119.397983][ T3146] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 121.913297][ T6250] chnl_net:caif_netlink_parms(): no params data found [ 121.997992][ T6250] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.005915][ T6250] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.013143][ T6250] bridge_slave_0: entered allmulticast mode [ 122.021213][ T6250] bridge_slave_0: entered promiscuous mode [ 122.029700][ T6250] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.037175][ T6250] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.044381][ T6250] bridge_slave_1: entered allmulticast mode [ 122.051826][ T6250] bridge_slave_1: entered promiscuous mode [ 122.085438][ T6250] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 122.100435][ T6250] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 122.136388][ T6250] team0: Port device team_slave_0 added [ 122.144082][ T6250] team0: Port device team_slave_1 added [ 122.168998][ T6250] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 122.176241][ T6250] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 122.202153][ T6250] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 122.214779][ T6250] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 122.221791][ T6250] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 122.247812][ T6250] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 122.289418][ T6250] hsr_slave_0: entered promiscuous mode [ 122.295790][ T6250] hsr_slave_1: entered promiscuous mode [ 122.796623][ T6250] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 122.811914][ T6250] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 122.823962][ T6250] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 122.837429][ T6250] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 122.973924][ T6250] 8021q: adding VLAN 0 to HW filter on device bond0 [ 123.004474][ T6250] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.027730][ T1006] bridge0: port 1(bridge_slave_0) entered blocking state [ 123.034933][ T1006] bridge0: port 1(bridge_slave_0) entered forwarding state [ 123.053332][ T1006] bridge0: port 2(bridge_slave_1) entered blocking state [ 123.060549][ T1006] bridge0: port 2(bridge_slave_1) entered forwarding state [ 123.308843][ T6250] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 123.364717][ T6250] veth0_vlan: entered promiscuous mode [ 123.381792][ T6250] veth1_vlan: entered promiscuous mode [ 123.425385][ T6250] veth0_macvtap: entered promiscuous mode [ 123.440904][ T6250] veth1_macvtap: entered promiscuous mode [ 123.468435][ T6250] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 123.487987][ T6250] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 123.517039][ T3436] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.536083][ T3436] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.545316][ T3436] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.556478][ T3436] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 123.746309][ T1006] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.821055][ T1006] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.907908][ T1006] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 123.999380][ T1006] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2025/12/21 07:07:21 executed programs: 0 [ 124.397621][ T5148] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 124.406737][ T5148] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 124.415280][ T5148] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 124.424442][ T5148] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 124.432727][ T5148] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 124.701686][ T6328] chnl_net:caif_netlink_parms(): no params data found [ 124.844553][ T6328] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.851989][ T6328] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.862228][ T6328] bridge_slave_0: entered allmulticast mode [ 124.870255][ T6328] bridge_slave_0: entered promiscuous mode [ 124.889288][ T6328] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.900132][ T6328] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.907856][ T6328] bridge_slave_1: entered allmulticast mode [ 124.917335][ T6328] bridge_slave_1: entered promiscuous mode [ 124.969512][ T6328] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 124.990500][ T6328] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 125.038162][ T6328] team0: Port device team_slave_0 added [ 125.048490][ T6328] team0: Port device team_slave_1 added [ 125.094027][ T6328] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 125.101073][ T6328] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 125.127526][ T6328] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 125.141753][ T6328] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 125.150412][ T6328] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 125.178165][ T6328] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 125.245296][ T6328] hsr_slave_0: entered promiscuous mode [ 125.253155][ T6328] hsr_slave_1: entered promiscuous mode [ 125.260904][ T6328] debugfs: 'hsr0' already exists in 'hsr' [ 125.267315][ T6328] Cannot create hsr debugfs directory [ 126.242611][ T1006] bridge_slave_1: left allmulticast mode [ 126.249891][ T1006] bridge_slave_1: left promiscuous mode [ 126.265209][ T1006] bridge0: port 2(bridge_slave_1) entered disabled state [ 126.275390][ T1006] bridge_slave_0: left allmulticast mode [ 126.286838][ T1006] bridge_slave_0: left promiscuous mode [ 126.292672][ T1006] bridge0: port 1(bridge_slave_0) entered disabled state [ 126.496841][ T52] Bluetooth: hci0: command tx timeout [ 126.610501][ T1006] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 126.622765][ T1006] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 126.635942][ T1006] bond0 (unregistering): Released all slaves [ 126.730868][ T1006] hsr_slave_0: left promiscuous mode [ 126.738710][ T1006] hsr_slave_1: left promiscuous mode [ 126.744659][ T1006] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 126.752354][ T1006] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 126.763522][ T1006] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 126.771011][ T1006] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 126.785196][ T1006] veth1_macvtap: left promiscuous mode [ 126.790991][ T1006] veth0_macvtap: left promiscuous mode [ 126.796736][ T1006] veth1_vlan: left promiscuous mode [ 126.802007][ T1006] veth0_vlan: left promiscuous mode [ 127.088546][ T1006] team0 (unregistering): Port device team_slave_1 removed [ 127.114402][ T1006] team0 (unregistering): Port device team_slave_0 removed [ 127.643767][ T6328] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 127.657876][ T6328] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 127.670553][ T6328] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 127.684418][ T6328] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 127.892680][ T6328] 8021q: adding VLAN 0 to HW filter on device bond0 [ 127.919092][ T6328] 8021q: adding VLAN 0 to HW filter on device team0 [ 127.933025][ T3146] bridge0: port 1(bridge_slave_0) entered blocking state [ 127.940231][ T3146] bridge0: port 1(bridge_slave_0) entered forwarding state [ 127.971911][ T3146] bridge0: port 2(bridge_slave_1) entered blocking state [ 127.979171][ T3146] bridge0: port 2(bridge_slave_1) entered forwarding state [ 128.261225][ T6328] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 128.327635][ T6328] veth0_vlan: entered promiscuous mode [ 128.343040][ T6328] veth1_vlan: entered promiscuous mode [ 128.387905][ T6328] veth0_macvtap: entered promiscuous mode [ 128.402586][ T6328] veth1_macvtap: entered promiscuous mode [ 128.430617][ T6328] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 128.452468][ T6328] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 128.469284][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.487251][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.512023][ T3146] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.540060][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 128.576046][ T52] Bluetooth: hci0: command tx timeout [ 128.593150][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 128.607717][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 128.648284][ T1006] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 128.657327][ T1006] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 129.032512][ T6460] loop0: detected capacity change from 0 to 32768 [ 129.062429][ T6460] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 129.071268][ T6460] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 129.101195][ T6460] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 129.197311][ T6460] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 129.210647][ T6460] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 129.220737][ T6460] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 129.236213][ T6460] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 129.245370][ T6460] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6460 [syz.0.17] __gfs2_lookup+0x8f/0x270 [ 129.256236][ T6460] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 129.265529][ T6460] CPU: 0 UID: 0 PID: 6460 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 129.265553][ T6460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 129.265571][ T6460] Call Trace: [ 129.265578][ T6460] [ 129.265585][ T6460] dump_stack_lvl+0x189/0x250 [ 129.265617][ T6460] ? __pfx_dump_stack_lvl+0x10/0x10 [ 129.265639][ T6460] ? __pfx__printk+0x10/0x10 [ 129.265671][ T6460] gfs2_withdraw+0xc3/0x1b0 [ 129.265690][ T6460] gfs2_dirent_scan+0x545/0x690 [ 129.265711][ T6460] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 129.265729][ T6460] gfs2_dirent_search+0x2cb/0x710 [ 129.265747][ T6460] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 129.265775][ T6460] ? __pfx___might_resched+0x10/0x10 [ 129.265791][ T6460] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 129.265805][ T6460] ? __pfx_gfs2_permission+0x10/0x10 [ 129.265826][ T6460] gfs2_dir_search+0x4c/0x220 [ 129.265844][ T6460] gfs2_lookupi+0x3d9/0x5a0 [ 129.265863][ T6460] ? __pfx_gfs2_lookupi+0x10/0x10 [ 129.265876][ T6460] ? d_alloc_parallel+0x14ac/0x1610 [ 129.265891][ T6460] ? __gfs2_lookup+0x8f/0x270 [ 129.265915][ T6460] ? d_alloc_parallel+0x366/0x1610 [ 129.265930][ T6460] __gfs2_lookup+0x8f/0x270 [ 129.265948][ T6460] ? __pfx___gfs2_lookup+0x10/0x10 [ 129.265968][ T6460] ? __raw_spin_lock_init+0x45/0x100 [ 129.265987][ T6460] ? __init_waitqueue_head+0xa9/0x150 [ 129.266009][ T6460] __lookup_slow+0x297/0x3d0 [ 129.266092][ T6460] ? __pfx___lookup_slow+0x10/0x10 [ 129.266128][ T6460] ? down_read+0x274/0x2e0 [ 129.266150][ T6460] lookup_slow+0x53/0x70 [ 129.266169][ T6460] path_lookupat+0x3f5/0x8c0 [ 129.266199][ T6460] filename_lookup+0x212/0x570 [ 129.266214][ T6460] ? vfs_fstatat+0x43/0x170 [ 129.266234][ T6460] ? __pfx_filename_lookup+0x10/0x10 [ 129.266271][ T6460] ? __might_fault+0xb0/0x130 [ 129.266298][ T6460] vfs_statx+0xf8/0x550 [ 129.266320][ T6460] ? __pfx_vfs_statx+0x10/0x10 [ 129.266334][ T6460] ? strncpy_from_user+0x150/0x2c0 [ 129.266351][ T6460] ? getname_flags+0x1e5/0x540 [ 129.266370][ T6460] vfs_fstatat+0x118/0x170 [ 129.266388][ T6460] __x64_sys_newfstatat+0x116/0x190 [ 129.266408][ T6460] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 129.266424][ T6460] ? do_seccomp+0x1bf/0xd90 [ 129.266459][ T6460] ? do_syscall_64+0xbe/0xf80 [ 129.266481][ T6460] do_syscall_64+0xfa/0xf80 [ 129.266498][ T6460] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.266511][ T6460] ? clear_bhb_loop+0x60/0xb0 [ 129.266528][ T6460] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 129.266541][ T6460] RIP: 0033:0x7fcaa978eba9 [ 129.266564][ T6460] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 129.266574][ T6460] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 129.266589][ T6460] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 129.266603][ T6460] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 129.266614][ T6460] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 129.266622][ T6460] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 129.266629][ T6460] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 129.266653][ T6460] [ 129.584700][ T6460] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 129.593193][ T56] gfs2: fsid=syz:syz.s: file system withdrawn 2025/12/21 07:07:26 executed programs: 3 [ 129.952553][ T6467] loop0: detected capacity change from 0 to 32768 [ 129.967712][ T6467] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 129.976213][ T6467] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 129.989892][ T6467] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 130.064873][ T6467] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 130.076742][ T6467] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 130.086672][ T6467] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 130.101261][ T6467] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 130.110764][ T6467] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6467 [syz.0.18] __gfs2_lookup+0x8f/0x270 [ 130.120317][ T6467] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 130.128022][ T6470] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 130.128997][ T6467] CPU: 1 UID: 0 PID: 6467 Comm: syz.0.18 Not tainted syzkaller #0 PREEMPT(full) [ 130.129017][ T6467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 130.129027][ T6467] Call Trace: [ 130.129034][ T6467] [ 130.129040][ T6467] dump_stack_lvl+0x189/0x250 [ 130.129070][ T6467] ? __pfx_dump_stack_lvl+0x10/0x10 [ 130.129093][ T6467] ? __pfx__printk+0x10/0x10 [ 130.129125][ T6467] gfs2_withdraw+0xc3/0x1b0 [ 130.129146][ T6467] gfs2_dirent_scan+0x545/0x690 [ 130.129167][ T6467] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 130.129190][ T6467] gfs2_dirent_search+0x2cb/0x710 [ 130.129209][ T6467] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 130.129226][ T6467] ? __pfx___might_resched+0x10/0x10 [ 130.129246][ T6467] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 130.129264][ T6467] ? __pfx_gfs2_permission+0x10/0x10 [ 130.129292][ T6467] gfs2_dir_search+0x4c/0x220 [ 130.129315][ T6467] gfs2_lookupi+0x3d9/0x5a0 [ 130.129341][ T6467] ? __pfx_gfs2_lookupi+0x10/0x10 [ 130.129357][ T6467] ? d_alloc_parallel+0x14ac/0x1610 [ 130.129378][ T6467] ? __gfs2_lookup+0x8f/0x270 [ 130.129402][ T6467] ? d_alloc_parallel+0x366/0x1610 [ 130.129421][ T6467] __gfs2_lookup+0x8f/0x270 [ 130.129445][ T6467] ? __pfx___gfs2_lookup+0x10/0x10 [ 130.129469][ T6467] ? __raw_spin_lock_init+0x45/0x100 [ 130.129493][ T6467] ? __init_waitqueue_head+0xa9/0x150 [ 130.129520][ T6467] __lookup_slow+0x297/0x3d0 [ 130.129547][ T6467] ? __pfx___lookup_slow+0x10/0x10 [ 130.129581][ T6467] ? down_read+0x274/0x2e0 [ 130.129609][ T6467] lookup_slow+0x53/0x70 [ 130.129649][ T6467] path_lookupat+0x3f5/0x8c0 [ 130.129692][ T6467] filename_lookup+0x212/0x570 [ 130.129711][ T6467] ? vfs_fstatat+0x43/0x170 [ 130.129736][ T6467] ? __pfx_filename_lookup+0x10/0x10 [ 130.129784][ T6467] ? __might_fault+0xb0/0x130 [ 130.129809][ T6467] vfs_statx+0xf8/0x550 [ 130.129835][ T6467] ? __pfx_vfs_statx+0x10/0x10 [ 130.129852][ T6467] ? strncpy_from_user+0x150/0x2c0 [ 130.129873][ T6467] ? getname_flags+0x1e5/0x540 [ 130.129896][ T6467] vfs_fstatat+0x118/0x170 [ 130.129918][ T6467] __x64_sys_newfstatat+0x116/0x190 [ 130.129942][ T6467] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 130.129961][ T6467] ? do_seccomp+0x1bf/0xd90 [ 130.129995][ T6467] ? rcu_is_watching+0x15/0xb0 [ 130.130021][ T6467] ? do_syscall_64+0xbe/0xf80 [ 130.130046][ T6467] do_syscall_64+0xfa/0xf80 [ 130.130067][ T6467] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 130.130083][ T6467] ? clear_bhb_loop+0x60/0xb0 [ 130.130103][ T6467] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 130.130119][ T6467] RIP: 0033:0x7fcaa978eba9 [ 130.130135][ T6467] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 130.130148][ T6467] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 130.130165][ T6467] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 130.130176][ T6467] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 130.130186][ T6467] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 130.130195][ T6467] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 130.130205][ T6467] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 130.130233][ T6467] [ 130.130239][ T6467] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 130.158136][ T6470] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 130.167298][ T56] gfs2: fsid=syz:syz.s: file system withdrawn [ 130.183360][ T6470] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6470 [syz.0.18] iterate_dir+0x399/0x570 [ 130.493067][ T6470] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 130.655838][ T52] Bluetooth: hci0: command tx timeout [ 130.836327][ T6472] loop0: detected capacity change from 0 to 32768 [ 130.856344][ T6472] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 130.864528][ T6472] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 130.879067][ T6472] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 130.959130][ T6472] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 130.970427][ T6472] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 130.981140][ T6472] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 130.996171][ T6472] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 131.005442][ T6472] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6472 [syz.0.19] __gfs2_lookup+0x8f/0x270 [ 131.015493][ T6472] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 131.024870][ T6475] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 131.032728][ T6472] CPU: 0 UID: 0 PID: 6472 Comm: syz.0.19 Not tainted syzkaller #0 PREEMPT(full) [ 131.032750][ T6472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 131.032760][ T6472] Call Trace: [ 131.032767][ T6472] [ 131.032773][ T6472] dump_stack_lvl+0x189/0x250 [ 131.032802][ T6472] ? __pfx_dump_stack_lvl+0x10/0x10 [ 131.032825][ T6472] ? __pfx__printk+0x10/0x10 [ 131.032856][ T6472] gfs2_withdraw+0xc3/0x1b0 [ 131.032876][ T6472] gfs2_dirent_scan+0x545/0x690 [ 131.032897][ T6472] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 131.032919][ T6472] gfs2_dirent_search+0x2cb/0x710 [ 131.032937][ T6472] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 131.032954][ T6472] ? __pfx___might_resched+0x10/0x10 [ 131.032972][ T6472] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 131.032990][ T6472] ? __pfx_gfs2_permission+0x10/0x10 [ 131.033017][ T6472] gfs2_dir_search+0x4c/0x220 [ 131.033039][ T6472] gfs2_lookupi+0x3d9/0x5a0 [ 131.033064][ T6472] ? __pfx_gfs2_lookupi+0x10/0x10 [ 131.033080][ T6472] ? d_alloc_parallel+0x14ac/0x1610 [ 131.033099][ T6472] ? __gfs2_lookup+0x8f/0x270 [ 131.033122][ T6472] ? d_alloc_parallel+0x366/0x1610 [ 131.033142][ T6472] __gfs2_lookup+0x8f/0x270 [ 131.033164][ T6472] ? __pfx___gfs2_lookup+0x10/0x10 [ 131.033188][ T6472] ? __raw_spin_lock_init+0x45/0x100 [ 131.033212][ T6472] ? __init_waitqueue_head+0xa9/0x150 [ 131.033239][ T6472] __lookup_slow+0x297/0x3d0 [ 131.033264][ T6472] ? __pfx___lookup_slow+0x10/0x10 [ 131.033298][ T6472] ? down_read+0x274/0x2e0 [ 131.033325][ T6472] lookup_slow+0x53/0x70 [ 131.033348][ T6472] path_lookupat+0x3f5/0x8c0 [ 131.033386][ T6472] filename_lookup+0x212/0x570 [ 131.033405][ T6472] ? vfs_fstatat+0x43/0x170 [ 131.033430][ T6472] ? __pfx_filename_lookup+0x10/0x10 [ 131.033476][ T6472] ? __might_fault+0xb0/0x130 [ 131.033502][ T6472] vfs_statx+0xf8/0x550 [ 131.033528][ T6472] ? __pfx_vfs_statx+0x10/0x10 [ 131.033544][ T6472] ? strncpy_from_user+0x150/0x2c0 [ 131.033566][ T6472] ? getname_flags+0x1e5/0x540 [ 131.033590][ T6472] vfs_fstatat+0x118/0x170 [ 131.033617][ T6472] __x64_sys_newfstatat+0x116/0x190 [ 131.033642][ T6472] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 131.033661][ T6472] ? do_seccomp+0x1bf/0xd90 [ 131.033694][ T6472] ? rcu_is_watching+0x15/0xb0 [ 131.033720][ T6472] ? do_syscall_64+0xbe/0xf80 [ 131.033745][ T6472] do_syscall_64+0xfa/0xf80 [ 131.033766][ T6472] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 131.033782][ T6472] ? clear_bhb_loop+0x60/0xb0 [ 131.033802][ T6472] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 131.033818][ T6472] RIP: 0033:0x7fcaa978eba9 [ 131.033834][ T6472] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 131.033846][ T6472] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 131.033863][ T6472] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 131.033874][ T6472] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 131.033884][ T6472] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 131.033893][ T6472] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 131.033903][ T6472] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 131.033932][ T6472] [ 131.033938][ T6472] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 131.034592][ T6475] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 131.045399][ T5844] gfs2: fsid=syz:syz.s: file system withdrawn [ 131.059108][ T6475] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6475 [syz.0.19] iterate_dir+0x399/0x570 [ 131.389678][ T6475] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 131.821998][ T6477] loop0: detected capacity change from 0 to 32768 [ 131.864109][ T6477] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 131.873397][ T6477] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 131.889550][ T6477] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 131.981367][ T6477] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 131.992601][ T6477] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 132.002643][ T6477] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 132.017392][ T6477] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 132.026476][ T6477] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6477 [syz.0.20] __gfs2_lookup+0x8f/0x270 [ 132.036307][ T6477] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 132.044729][ T6477] CPU: 1 UID: 0 PID: 6477 Comm: syz.0.20 Not tainted syzkaller #0 PREEMPT(full) [ 132.044749][ T6477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 132.044757][ T6477] Call Trace: [ 132.044764][ T6477] [ 132.044770][ T6477] dump_stack_lvl+0x189/0x250 [ 132.044797][ T6477] ? __pfx_dump_stack_lvl+0x10/0x10 [ 132.044820][ T6477] ? __pfx__printk+0x10/0x10 [ 132.044852][ T6477] gfs2_withdraw+0xc3/0x1b0 [ 132.044873][ T6477] gfs2_dirent_scan+0x545/0x690 [ 132.044894][ T6477] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 132.044915][ T6477] gfs2_dirent_search+0x2cb/0x710 [ 132.044934][ T6477] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 132.044950][ T6477] ? __pfx___might_resched+0x10/0x10 [ 132.044969][ T6477] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 132.044987][ T6477] ? __pfx_gfs2_permission+0x10/0x10 [ 132.045008][ T6477] gfs2_dir_search+0x4c/0x220 [ 132.045021][ T6477] gfs2_lookupi+0x3d9/0x5a0 [ 132.045035][ T6477] ? __pfx_gfs2_lookupi+0x10/0x10 [ 132.045044][ T6477] ? d_alloc_parallel+0x14ac/0x1610 [ 132.045056][ T6477] ? __gfs2_lookup+0x8f/0x270 [ 132.045069][ T6477] ? d_alloc_parallel+0x366/0x1610 [ 132.045080][ T6477] __gfs2_lookup+0x8f/0x270 [ 132.045094][ T6477] ? __pfx___gfs2_lookup+0x10/0x10 [ 132.045108][ T6477] ? __raw_spin_lock_init+0x45/0x100 [ 132.045122][ T6477] ? __init_waitqueue_head+0xa9/0x150 [ 132.045138][ T6477] __lookup_slow+0x297/0x3d0 [ 132.045154][ T6477] ? __pfx___lookup_slow+0x10/0x10 [ 132.045174][ T6477] ? down_read+0x274/0x2e0 [ 132.045191][ T6477] lookup_slow+0x53/0x70 [ 132.045204][ T6477] path_lookupat+0x3f5/0x8c0 [ 132.045226][ T6477] filename_lookup+0x212/0x570 [ 132.045237][ T6477] ? vfs_fstatat+0x43/0x170 [ 132.045252][ T6477] ? __pfx_filename_lookup+0x10/0x10 [ 132.045278][ T6477] ? __might_fault+0xb0/0x130 [ 132.045293][ T6477] vfs_statx+0xf8/0x550 [ 132.045308][ T6477] ? __pfx_vfs_statx+0x10/0x10 [ 132.045318][ T6477] ? strncpy_from_user+0x150/0x2c0 [ 132.045331][ T6477] ? getname_flags+0x1e5/0x540 [ 132.045344][ T6477] vfs_fstatat+0x118/0x170 [ 132.045357][ T6477] __x64_sys_newfstatat+0x116/0x190 [ 132.045372][ T6477] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 132.045383][ T6477] ? do_seccomp+0x1bf/0xd90 [ 132.045403][ T6477] ? rcu_is_watching+0x15/0xb0 [ 132.045418][ T6477] ? do_syscall_64+0xbe/0xf80 [ 132.045433][ T6477] do_syscall_64+0xfa/0xf80 [ 132.045446][ T6477] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 132.045455][ T6477] ? clear_bhb_loop+0x60/0xb0 [ 132.045467][ T6477] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 132.045476][ T6477] RIP: 0033:0x7fcaa978eba9 [ 132.045486][ T6477] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 132.045494][ T6477] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 132.045504][ T6477] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 132.045511][ T6477] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 132.045517][ T6477] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 132.045523][ T6477] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 132.045528][ T6477] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 132.045550][ T6477] [ 132.045554][ T6477] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 132.372121][ T56] gfs2: fsid=syz:syz.s: file system withdrawn [ 132.706912][ T6482] loop0: detected capacity change from 0 to 32768 [ 132.723128][ T6482] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 132.731985][ T6482] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 132.741830][ T52] Bluetooth: hci0: command tx timeout [ 132.768549][ T6482] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 132.864415][ T6482] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 132.875337][ T6482] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 132.885164][ T6482] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 132.904174][ T6482] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 132.905495][ T1299] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.913703][ T6482] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6482 [syz.0.21] __gfs2_lookup+0x8f/0x270 [ 132.922312][ T1299] ieee802154 phy1 wpan1: encryption failed: -22 [ 132.929134][ T6482] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 132.944458][ T6482] CPU: 0 UID: 0 PID: 6482 Comm: syz.0.21 Not tainted syzkaller #0 PREEMPT(full) [ 132.944478][ T6482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 132.944487][ T6482] Call Trace: [ 132.944494][ T6482] [ 132.944500][ T6482] dump_stack_lvl+0x189/0x250 [ 132.944525][ T6482] ? __pfx_dump_stack_lvl+0x10/0x10 [ 132.944549][ T6482] ? __pfx__printk+0x10/0x10 [ 132.944581][ T6482] gfs2_withdraw+0xc3/0x1b0 [ 132.944602][ T6482] gfs2_dirent_scan+0x545/0x690 [ 132.944624][ T6482] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 132.944647][ T6482] gfs2_dirent_search+0x2cb/0x710 [ 132.944666][ T6482] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 132.944685][ T6482] ? __pfx___might_resched+0x10/0x10 [ 132.944705][ T6482] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 132.944731][ T6482] ? __pfx_gfs2_permission+0x10/0x10 [ 132.944762][ T6482] gfs2_dir_search+0x4c/0x220 [ 132.944785][ T6482] gfs2_lookupi+0x3d9/0x5a0 [ 132.944810][ T6482] ? __pfx_gfs2_lookupi+0x10/0x10 [ 132.944828][ T6482] ? d_alloc_parallel+0x14ac/0x1610 [ 132.944848][ T6482] ? __gfs2_lookup+0x8f/0x270 [ 132.944873][ T6482] ? d_alloc_parallel+0x366/0x1610 [ 132.944894][ T6482] __gfs2_lookup+0x8f/0x270 [ 132.944918][ T6482] ? __pfx___gfs2_lookup+0x10/0x10 [ 132.944945][ T6482] ? __raw_spin_lock_init+0x45/0x100 [ 132.944971][ T6482] ? __init_waitqueue_head+0xa9/0x150 [ 132.944999][ T6482] __lookup_slow+0x297/0x3d0 [ 132.945025][ T6482] ? __pfx___lookup_slow+0x10/0x10 [ 132.945062][ T6482] ? down_read+0x274/0x2e0 [ 132.945090][ T6482] lookup_slow+0x53/0x70 [ 132.945115][ T6482] path_lookupat+0x3f5/0x8c0 [ 132.945155][ T6482] filename_lookup+0x212/0x570 [ 132.945176][ T6482] ? vfs_fstatat+0x43/0x170 [ 132.945202][ T6482] ? __pfx_filename_lookup+0x10/0x10 [ 132.945252][ T6482] ? __might_fault+0xb0/0x130 [ 132.945279][ T6482] vfs_statx+0xf8/0x550 [ 132.945307][ T6482] ? __pfx_vfs_statx+0x10/0x10 [ 132.945326][ T6482] ? strncpy_from_user+0x150/0x2c0 [ 132.945349][ T6482] ? getname_flags+0x1e5/0x540 [ 132.945374][ T6482] vfs_fstatat+0x118/0x170 [ 132.945398][ T6482] __x64_sys_newfstatat+0x116/0x190 [ 132.945424][ T6482] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 132.945444][ T6482] ? do_seccomp+0x1bf/0xd90 [ 132.945479][ T6482] ? rcu_is_watching+0x15/0xb0 [ 132.945507][ T6482] ? do_syscall_64+0xbe/0xf80 [ 132.945533][ T6482] do_syscall_64+0xfa/0xf80 [ 132.945556][ T6482] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 132.945573][ T6482] ? clear_bhb_loop+0x60/0xb0 [ 132.945598][ T6482] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 132.945612][ T6482] RIP: 0033:0x7fcaa978eba9 [ 132.945627][ T6482] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 132.945639][ T6482] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 132.945657][ T6482] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 132.945669][ T6482] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 132.945681][ T6482] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 132.945691][ T6482] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 132.945701][ T6482] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 132.945736][ T6482] [ 133.266965][ T6482] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 133.274374][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 133.611322][ T6487] loop0: detected capacity change from 0 to 32768 [ 133.633117][ T6487] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 133.645862][ T6487] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 133.660981][ T6487] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 133.743259][ T6487] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 133.756283][ T6487] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 133.769032][ T6487] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 133.784978][ T6487] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 133.794694][ T6487] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6487 [syz.0.22] __gfs2_lookup+0x8f/0x270 [ 133.804487][ T6487] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 133.813225][ T6487] CPU: 0 UID: 0 PID: 6487 Comm: syz.0.22 Not tainted syzkaller #0 PREEMPT(full) [ 133.813245][ T6487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 133.813255][ T6487] Call Trace: [ 133.813261][ T6487] [ 133.813268][ T6487] dump_stack_lvl+0x189/0x250 [ 133.813296][ T6487] ? __pfx_dump_stack_lvl+0x10/0x10 [ 133.813320][ T6487] ? __pfx__printk+0x10/0x10 [ 133.813349][ T6487] gfs2_withdraw+0xc3/0x1b0 [ 133.813369][ T6487] gfs2_dirent_scan+0x545/0x690 [ 133.813389][ T6487] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 133.813408][ T6487] gfs2_dirent_search+0x2cb/0x710 [ 133.813427][ T6487] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 133.813443][ T6487] ? __pfx___might_resched+0x10/0x10 [ 133.813461][ T6487] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 133.813476][ T6487] ? __pfx_gfs2_permission+0x10/0x10 [ 133.813502][ T6487] gfs2_dir_search+0x4c/0x220 [ 133.813523][ T6487] gfs2_lookupi+0x3d9/0x5a0 [ 133.813547][ T6487] ? __pfx_gfs2_lookupi+0x10/0x10 [ 133.813563][ T6487] ? d_alloc_parallel+0x14ac/0x1610 [ 133.813583][ T6487] ? __gfs2_lookup+0x8f/0x270 [ 133.813607][ T6487] ? d_alloc_parallel+0x366/0x1610 [ 133.813626][ T6487] __gfs2_lookup+0x8f/0x270 [ 133.813649][ T6487] ? __pfx___gfs2_lookup+0x10/0x10 [ 133.813684][ T6487] ? __raw_spin_lock_init+0x45/0x100 [ 133.813709][ T6487] ? __init_waitqueue_head+0xa9/0x150 [ 133.813734][ T6487] __lookup_slow+0x297/0x3d0 [ 133.813757][ T6487] ? __pfx___lookup_slow+0x10/0x10 [ 133.813788][ T6487] ? down_read+0x274/0x2e0 [ 133.813813][ T6487] lookup_slow+0x53/0x70 [ 133.813834][ T6487] path_lookupat+0x3f5/0x8c0 [ 133.813870][ T6487] filename_lookup+0x212/0x570 [ 133.813889][ T6487] ? vfs_fstatat+0x43/0x170 [ 133.813914][ T6487] ? __pfx_filename_lookup+0x10/0x10 [ 133.813958][ T6487] ? __might_fault+0xb0/0x130 [ 133.813984][ T6487] vfs_statx+0xf8/0x550 [ 133.814009][ T6487] ? __pfx_vfs_statx+0x10/0x10 [ 133.814026][ T6487] ? strncpy_from_user+0x150/0x2c0 [ 133.814045][ T6487] ? getname_flags+0x1e5/0x540 [ 133.814070][ T6487] vfs_fstatat+0x118/0x170 [ 133.814092][ T6487] __x64_sys_newfstatat+0x116/0x190 [ 133.814117][ T6487] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 133.814136][ T6487] ? do_seccomp+0x1bf/0xd90 [ 133.814179][ T6487] ? do_syscall_64+0xbe/0xf80 [ 133.814203][ T6487] do_syscall_64+0xfa/0xf80 [ 133.814223][ T6487] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 133.814234][ T6487] ? clear_bhb_loop+0x60/0xb0 [ 133.814247][ T6487] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 133.814255][ T6487] RIP: 0033:0x7fcaa978eba9 [ 133.814265][ T6487] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 133.814273][ T6487] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 133.814284][ T6487] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 133.814290][ T6487] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 133.814296][ T6487] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 133.814302][ T6487] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 133.814307][ T6487] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 133.814323][ T6487] [ 133.814326][ T6487] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 134.140293][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 134.470378][ T6492] loop0: detected capacity change from 0 to 32768 [ 134.500813][ T6492] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 134.512368][ T6492] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 134.527960][ T6492] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 134.613240][ T6492] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 134.624086][ T6492] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 134.633878][ T6492] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 134.648432][ T6492] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 134.657698][ T6492] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6492 [syz.0.23] __gfs2_lookup+0x8f/0x270 [ 134.667135][ T6492] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 134.675553][ T6492] CPU: 1 UID: 0 PID: 6492 Comm: syz.0.23 Not tainted syzkaller #0 PREEMPT(full) [ 134.675567][ T6492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 134.675573][ T6492] Call Trace: [ 134.675580][ T6492] [ 134.675586][ T6492] dump_stack_lvl+0x189/0x250 [ 134.675616][ T6492] ? __pfx_dump_stack_lvl+0x10/0x10 [ 134.675636][ T6492] ? __pfx__printk+0x10/0x10 [ 134.675664][ T6492] gfs2_withdraw+0xc3/0x1b0 [ 134.675684][ T6492] gfs2_dirent_scan+0x545/0x690 [ 134.675701][ T6492] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 134.675721][ T6492] gfs2_dirent_search+0x2cb/0x710 [ 134.675738][ T6492] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 134.675751][ T6492] ? __pfx___might_resched+0x10/0x10 [ 134.675762][ T6492] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 134.675772][ T6492] ? __pfx_gfs2_permission+0x10/0x10 [ 134.675788][ T6492] gfs2_dir_search+0x4c/0x220 [ 134.675801][ T6492] gfs2_lookupi+0x3d9/0x5a0 [ 134.675816][ T6492] ? __pfx_gfs2_lookupi+0x10/0x10 [ 134.675825][ T6492] ? d_alloc_parallel+0x14ac/0x1610 [ 134.675836][ T6492] ? __gfs2_lookup+0x8f/0x270 [ 134.675850][ T6492] ? d_alloc_parallel+0x366/0x1610 [ 134.675860][ T6492] __gfs2_lookup+0x8f/0x270 [ 134.675874][ T6492] ? __pfx___gfs2_lookup+0x10/0x10 [ 134.675888][ T6492] ? __raw_spin_lock_init+0x45/0x100 [ 134.675903][ T6492] ? __init_waitqueue_head+0xa9/0x150 [ 134.675919][ T6492] __lookup_slow+0x297/0x3d0 [ 134.675935][ T6492] ? __pfx___lookup_slow+0x10/0x10 [ 134.675955][ T6492] ? down_read+0x274/0x2e0 [ 134.675971][ T6492] lookup_slow+0x53/0x70 [ 134.675985][ T6492] path_lookupat+0x3f5/0x8c0 [ 134.676007][ T6492] filename_lookup+0x212/0x570 [ 134.676018][ T6492] ? vfs_fstatat+0x43/0x170 [ 134.676033][ T6492] ? __pfx_filename_lookup+0x10/0x10 [ 134.676059][ T6492] ? __might_fault+0xb0/0x130 [ 134.676074][ T6492] vfs_statx+0xf8/0x550 [ 134.676089][ T6492] ? __pfx_vfs_statx+0x10/0x10 [ 134.676099][ T6492] ? strncpy_from_user+0x150/0x2c0 [ 134.676111][ T6492] ? getname_flags+0x1e5/0x540 [ 134.676125][ T6492] vfs_fstatat+0x118/0x170 [ 134.676138][ T6492] __x64_sys_newfstatat+0x116/0x190 [ 134.676152][ T6492] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 134.676164][ T6492] ? do_seccomp+0x1bf/0xd90 [ 134.676184][ T6492] ? rcu_is_watching+0x15/0xb0 [ 134.676199][ T6492] ? do_syscall_64+0xbe/0xf80 [ 134.676214][ T6492] do_syscall_64+0xfa/0xf80 [ 134.676227][ T6492] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 134.676236][ T6492] ? clear_bhb_loop+0x60/0xb0 [ 134.676248][ T6492] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 134.676257][ T6492] RIP: 0033:0x7fcaa978eba9 [ 134.676268][ T6492] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 134.676275][ T6492] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 134.676286][ T6492] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 134.676292][ T6492] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 134.676298][ T6492] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 134.676304][ T6492] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 134.676309][ T6492] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 134.676325][ T6492] [ 135.000465][ T6492] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 135.007883][ T24] gfs2: fsid=syz:syz.s: file system withdrawn 2025/12/21 07:07:31 executed programs: 9 [ 135.344154][ T6497] loop0: detected capacity change from 0 to 32768 [ 135.359348][ T6497] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 135.376967][ T6497] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 135.390921][ T6497] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 135.464736][ T6497] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 135.475441][ T6497] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 135.485200][ T6497] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 135.500161][ T6497] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 135.509651][ T6497] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6497 [syz.0.24] __gfs2_lookup+0x8f/0x270 [ 135.519198][ T6497] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 135.527675][ T6497] CPU: 1 UID: 0 PID: 6497 Comm: syz.0.24 Not tainted syzkaller #0 PREEMPT(full) [ 135.527688][ T6497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 135.527694][ T6497] Call Trace: [ 135.527699][ T6497] [ 135.527704][ T6497] dump_stack_lvl+0x189/0x250 [ 135.527723][ T6497] ? __pfx_dump_stack_lvl+0x10/0x10 [ 135.527736][ T6497] ? __pfx__printk+0x10/0x10 [ 135.527755][ T6497] gfs2_withdraw+0xc3/0x1b0 [ 135.527767][ T6497] gfs2_dirent_scan+0x545/0x690 [ 135.527779][ T6497] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 135.527792][ T6497] gfs2_dirent_search+0x2cb/0x710 [ 135.527802][ T6497] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 135.527812][ T6497] ? __pfx___might_resched+0x10/0x10 [ 135.527823][ T6497] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 135.527833][ T6497] ? __pfx_gfs2_permission+0x10/0x10 [ 135.527849][ T6497] gfs2_dir_search+0x4c/0x220 [ 135.527862][ T6497] gfs2_lookupi+0x3d9/0x5a0 [ 135.527876][ T6497] ? __pfx_gfs2_lookupi+0x10/0x10 [ 135.527885][ T6497] ? d_alloc_parallel+0x14ac/0x1610 [ 135.527896][ T6497] ? __gfs2_lookup+0x8f/0x270 [ 135.527910][ T6497] ? d_alloc_parallel+0x366/0x1610 [ 135.527921][ T6497] __gfs2_lookup+0x8f/0x270 [ 135.527934][ T6497] ? __pfx___gfs2_lookup+0x10/0x10 [ 135.527948][ T6497] ? __raw_spin_lock_init+0x45/0x100 [ 135.527963][ T6497] ? __init_waitqueue_head+0xa9/0x150 [ 135.527979][ T6497] __lookup_slow+0x297/0x3d0 [ 135.527994][ T6497] ? __pfx___lookup_slow+0x10/0x10 [ 135.528014][ T6497] ? down_read+0x274/0x2e0 [ 135.528031][ T6497] lookup_slow+0x53/0x70 [ 135.528045][ T6497] path_lookupat+0x3f5/0x8c0 [ 135.528066][ T6497] filename_lookup+0x212/0x570 [ 135.528078][ T6497] ? vfs_fstatat+0x43/0x170 [ 135.528093][ T6497] ? __pfx_filename_lookup+0x10/0x10 [ 135.528119][ T6497] ? __might_fault+0xb0/0x130 [ 135.528134][ T6497] vfs_statx+0xf8/0x550 [ 135.528149][ T6497] ? __pfx_vfs_statx+0x10/0x10 [ 135.528159][ T6497] ? strncpy_from_user+0x150/0x2c0 [ 135.528172][ T6497] ? getname_flags+0x1e5/0x540 [ 135.528186][ T6497] vfs_fstatat+0x118/0x170 [ 135.528199][ T6497] __x64_sys_newfstatat+0x116/0x190 [ 135.528213][ T6497] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 135.528225][ T6497] ? do_seccomp+0x1bf/0xd90 [ 135.528244][ T6497] ? rcu_is_watching+0x15/0xb0 [ 135.528259][ T6497] ? do_syscall_64+0xbe/0xf80 [ 135.528274][ T6497] do_syscall_64+0xfa/0xf80 [ 135.528287][ T6497] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 135.528296][ T6497] ? clear_bhb_loop+0x60/0xb0 [ 135.528308][ T6497] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 135.528316][ T6497] RIP: 0033:0x7fcaa978eba9 [ 135.528327][ T6497] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 135.528335][ T6497] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 135.528345][ T6497] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 135.528352][ T6497] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 135.528358][ T6497] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 135.528363][ T6497] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 135.528369][ T6497] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 135.528384][ T6497] [ 135.528388][ T6497] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 135.853775][ T5844] gfs2: fsid=syz:syz.s: file system withdrawn [ 136.173839][ T6502] loop0: detected capacity change from 0 to 32768 [ 136.191272][ T6502] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 136.203257][ T6502] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 136.241148][ T6502] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 136.325584][ T6502] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 136.339288][ T6502] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 136.349261][ T6502] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 136.363828][ T6502] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 136.373053][ T6502] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6502 [syz.0.25] __gfs2_lookup+0x8f/0x270 [ 136.382639][ T6502] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 136.391252][ T6502] CPU: 0 UID: 0 PID: 6502 Comm: syz.0.25 Not tainted syzkaller #0 PREEMPT(full) [ 136.391271][ T6502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 136.391278][ T6502] Call Trace: [ 136.391285][ T6502] [ 136.391292][ T6502] dump_stack_lvl+0x189/0x250 [ 136.391318][ T6502] ? __pfx_dump_stack_lvl+0x10/0x10 [ 136.391338][ T6502] ? __pfx__printk+0x10/0x10 [ 136.391369][ T6502] gfs2_withdraw+0xc3/0x1b0 [ 136.391391][ T6502] gfs2_dirent_scan+0x545/0x690 [ 136.391421][ T6502] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 136.391444][ T6502] gfs2_dirent_search+0x2cb/0x710 [ 136.391462][ T6502] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 136.391480][ T6502] ? __pfx___might_resched+0x10/0x10 [ 136.391499][ T6502] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 136.391517][ T6502] ? __pfx_gfs2_permission+0x10/0x10 [ 136.391546][ T6502] gfs2_dir_search+0x4c/0x220 [ 136.391569][ T6502] gfs2_lookupi+0x3d9/0x5a0 [ 136.391594][ T6502] ? __pfx_gfs2_lookupi+0x10/0x10 [ 136.391611][ T6502] ? d_alloc_parallel+0x14ac/0x1610 [ 136.391631][ T6502] ? __gfs2_lookup+0x8f/0x270 [ 136.391655][ T6502] ? d_alloc_parallel+0x366/0x1610 [ 136.391675][ T6502] __gfs2_lookup+0x8f/0x270 [ 136.391699][ T6502] ? __pfx___gfs2_lookup+0x10/0x10 [ 136.391724][ T6502] ? __raw_spin_lock_init+0x45/0x100 [ 136.391750][ T6502] ? __init_waitqueue_head+0xa9/0x150 [ 136.391782][ T6502] __lookup_slow+0x297/0x3d0 [ 136.391809][ T6502] ? __pfx___lookup_slow+0x10/0x10 [ 136.391846][ T6502] ? down_read+0x274/0x2e0 [ 136.391880][ T6502] lookup_slow+0x53/0x70 [ 136.391905][ T6502] path_lookupat+0x3f5/0x8c0 [ 136.391943][ T6502] filename_lookup+0x212/0x570 [ 136.391963][ T6502] ? vfs_fstatat+0x43/0x170 [ 136.391989][ T6502] ? __pfx_filename_lookup+0x10/0x10 [ 136.392033][ T6502] ? __might_fault+0xb0/0x130 [ 136.392058][ T6502] vfs_statx+0xf8/0x550 [ 136.392080][ T6502] ? __pfx_vfs_statx+0x10/0x10 [ 136.392097][ T6502] ? strncpy_from_user+0x150/0x2c0 [ 136.392118][ T6502] ? getname_flags+0x1e5/0x540 [ 136.392144][ T6502] vfs_fstatat+0x118/0x170 [ 136.392165][ T6502] __x64_sys_newfstatat+0x116/0x190 [ 136.392191][ T6502] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 136.392211][ T6502] ? do_seccomp+0x1bf/0xd90 [ 136.392255][ T6502] ? do_syscall_64+0xbe/0xf80 [ 136.392281][ T6502] do_syscall_64+0xfa/0xf80 [ 136.392303][ T6502] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 136.392319][ T6502] ? clear_bhb_loop+0x60/0xb0 [ 136.392339][ T6502] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 136.392355][ T6502] RIP: 0033:0x7fcaa978eba9 [ 136.392371][ T6502] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 136.392384][ T6502] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 136.392401][ T6502] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 136.392419][ T6502] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 136.392430][ T6502] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 136.392439][ T6502] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 136.392448][ T6502] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 136.392476][ T6502] [ 136.392482][ T6502] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 136.716297][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 137.061493][ T6507] loop0: detected capacity change from 0 to 32768 [ 137.100410][ T6507] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 137.110991][ T6507] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 137.127125][ T6507] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 1ms [ 137.198081][ T6507] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 137.208810][ T6507] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 137.218762][ T6507] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 137.233614][ T6507] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 137.242761][ T6507] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6507 [syz.0.26] __gfs2_lookup+0x8f/0x270 [ 137.252299][ T6507] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 137.260812][ T6507] CPU: 1 UID: 0 PID: 6507 Comm: syz.0.26 Not tainted syzkaller #0 PREEMPT(full) [ 137.260831][ T6507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 137.260839][ T6507] Call Trace: [ 137.260846][ T6507] [ 137.260852][ T6507] dump_stack_lvl+0x189/0x250 [ 137.260876][ T6507] ? __pfx_dump_stack_lvl+0x10/0x10 [ 137.260894][ T6507] ? __pfx__printk+0x10/0x10 [ 137.260920][ T6507] gfs2_withdraw+0xc3/0x1b0 [ 137.260936][ T6507] gfs2_dirent_scan+0x545/0x690 [ 137.260953][ T6507] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 137.260970][ T6507] gfs2_dirent_search+0x2cb/0x710 [ 137.260985][ T6507] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 137.260998][ T6507] ? __pfx___might_resched+0x10/0x10 [ 137.261013][ T6507] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 137.261026][ T6507] ? __pfx_gfs2_permission+0x10/0x10 [ 137.261048][ T6507] gfs2_dir_search+0x4c/0x220 [ 137.261066][ T6507] gfs2_lookupi+0x3d9/0x5a0 [ 137.261085][ T6507] ? __pfx_gfs2_lookupi+0x10/0x10 [ 137.261098][ T6507] ? d_alloc_parallel+0x14ac/0x1610 [ 137.261113][ T6507] ? __gfs2_lookup+0x8f/0x270 [ 137.261132][ T6507] ? d_alloc_parallel+0x366/0x1610 [ 137.261146][ T6507] __gfs2_lookup+0x8f/0x270 [ 137.261164][ T6507] ? __pfx___gfs2_lookup+0x10/0x10 [ 137.261189][ T6507] ? __raw_spin_lock_init+0x45/0x100 [ 137.261209][ T6507] ? __init_waitqueue_head+0xa9/0x150 [ 137.261231][ T6507] __lookup_slow+0x297/0x3d0 [ 137.261251][ T6507] ? __pfx___lookup_slow+0x10/0x10 [ 137.261279][ T6507] ? down_read+0x274/0x2e0 [ 137.261300][ T6507] lookup_slow+0x53/0x70 [ 137.261319][ T6507] path_lookupat+0x3f5/0x8c0 [ 137.261348][ T6507] filename_lookup+0x212/0x570 [ 137.261364][ T6507] ? vfs_fstatat+0x43/0x170 [ 137.261384][ T6507] ? __pfx_filename_lookup+0x10/0x10 [ 137.261421][ T6507] ? __might_fault+0xb0/0x130 [ 137.261442][ T6507] vfs_statx+0xf8/0x550 [ 137.261462][ T6507] ? __pfx_vfs_statx+0x10/0x10 [ 137.261476][ T6507] ? strncpy_from_user+0x150/0x2c0 [ 137.261493][ T6507] ? getname_flags+0x1e5/0x540 [ 137.261512][ T6507] vfs_fstatat+0x118/0x170 [ 137.261529][ T6507] __x64_sys_newfstatat+0x116/0x190 [ 137.261548][ T6507] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 137.261564][ T6507] ? do_seccomp+0x1bf/0xd90 [ 137.261590][ T6507] ? rcu_is_watching+0x15/0xb0 [ 137.261610][ T6507] ? do_syscall_64+0xbe/0xf80 [ 137.261630][ T6507] do_syscall_64+0xfa/0xf80 [ 137.261647][ T6507] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 137.261659][ T6507] ? clear_bhb_loop+0x60/0xb0 [ 137.261675][ T6507] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 137.261687][ T6507] RIP: 0033:0x7fcaa978eba9 [ 137.261701][ T6507] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 137.261710][ T6507] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 137.261725][ T6507] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 137.261734][ T6507] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 137.261742][ T6507] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 137.261750][ T6507] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 137.261757][ T6507] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 137.261780][ T6507] [ 137.261788][ T6507] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 137.588672][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 137.918257][ T6512] loop0: detected capacity change from 0 to 32768 [ 137.944228][ T6512] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 137.952615][ T6512] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 137.966018][ T6512] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 138.050975][ T6512] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 138.067926][ T6512] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 138.077676][ T6512] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 138.092058][ T6512] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 138.101924][ T6512] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6512 [syz.0.27] __gfs2_lookup+0x8f/0x270 [ 138.111551][ T6512] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 138.120021][ T6515] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 138.120036][ T6512] CPU: 0 UID: 0 PID: 6512 Comm: syz.0.27 Not tainted syzkaller #0 PREEMPT(full) [ 138.120054][ T6512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 138.120061][ T6512] Call Trace: [ 138.120068][ T6512] [ 138.120074][ T6512] dump_stack_lvl+0x189/0x250 [ 138.120102][ T6512] ? __pfx_dump_stack_lvl+0x10/0x10 [ 138.120125][ T6512] ? __pfx__printk+0x10/0x10 [ 138.120157][ T6512] gfs2_withdraw+0xc3/0x1b0 [ 138.120177][ T6512] gfs2_dirent_scan+0x545/0x690 [ 138.120198][ T6512] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 138.120220][ T6512] gfs2_dirent_search+0x2cb/0x710 [ 138.120238][ T6512] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 138.120255][ T6512] ? __pfx___might_resched+0x10/0x10 [ 138.120274][ T6512] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 138.120291][ T6512] ? __pfx_gfs2_permission+0x10/0x10 [ 138.120326][ T6512] gfs2_dir_search+0x4c/0x220 [ 138.120349][ T6512] gfs2_lookupi+0x3d9/0x5a0 [ 138.120373][ T6512] ? __pfx_gfs2_lookupi+0x10/0x10 [ 138.120389][ T6512] ? d_alloc_parallel+0x14ac/0x1610 [ 138.120408][ T6512] ? __gfs2_lookup+0x8f/0x270 [ 138.120432][ T6512] ? d_alloc_parallel+0x366/0x1610 [ 138.120451][ T6512] __gfs2_lookup+0x8f/0x270 [ 138.120473][ T6512] ? __pfx___gfs2_lookup+0x10/0x10 [ 138.120498][ T6512] ? __raw_spin_lock_init+0x45/0x100 [ 138.120521][ T6512] ? __init_waitqueue_head+0xa9/0x150 [ 138.120548][ T6512] __lookup_slow+0x297/0x3d0 [ 138.120573][ T6512] ? __pfx___lookup_slow+0x10/0x10 [ 138.120608][ T6512] ? down_read+0x274/0x2e0 [ 138.120636][ T6512] lookup_slow+0x53/0x70 [ 138.120658][ T6512] path_lookupat+0x3f5/0x8c0 [ 138.120696][ T6512] filename_lookup+0x212/0x570 [ 138.120714][ T6512] ? vfs_fstatat+0x43/0x170 [ 138.120739][ T6512] ? __pfx_filename_lookup+0x10/0x10 [ 138.120786][ T6512] ? __might_fault+0xb0/0x130 [ 138.120811][ T6512] vfs_statx+0xf8/0x550 [ 138.120837][ T6512] ? __pfx_vfs_statx+0x10/0x10 [ 138.120853][ T6512] ? strncpy_from_user+0x150/0x2c0 [ 138.120875][ T6512] ? getname_flags+0x1e5/0x540 [ 138.120899][ T6512] vfs_fstatat+0x118/0x170 [ 138.120920][ T6512] __x64_sys_newfstatat+0x116/0x190 [ 138.120945][ T6512] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 138.120964][ T6512] ? do_seccomp+0x1bf/0xd90 [ 138.120998][ T6512] ? rcu_is_watching+0x15/0xb0 [ 138.121024][ T6512] ? do_syscall_64+0xbe/0xf80 [ 138.121048][ T6512] do_syscall_64+0xfa/0xf80 [ 138.121068][ T6512] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 138.121085][ T6512] ? clear_bhb_loop+0x60/0xb0 [ 138.121105][ T6512] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 138.121121][ T6512] RIP: 0033:0x7fcaa978eba9 [ 138.121136][ T6512] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 138.121148][ T6512] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 138.121164][ T6512] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 138.121176][ T6512] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 138.121186][ T6512] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 138.121196][ T6512] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 138.121205][ T6512] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 138.121234][ T6512] [ 138.121240][ T6512] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 138.129927][ T6515] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 138.138933][ T9] gfs2: fsid=syz:syz.s: file system withdrawn [ 138.153680][ T6515] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6515 [syz.0.27] iterate_dir+0x399/0x570 [ 138.480116][ T6515] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 138.808406][ T6517] loop0: detected capacity change from 0 to 32768 [ 138.833753][ T6517] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 138.842175][ T6517] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 138.858317][ T6517] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 138.960085][ T6517] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 138.970537][ T6517] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 138.981498][ T6517] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 138.997220][ T6517] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 139.006675][ T6517] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6517 [syz.0.28] __gfs2_lookup+0x8f/0x270 [ 139.016112][ T6517] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 139.024621][ T6517] CPU: 0 UID: 0 PID: 6517 Comm: syz.0.28 Not tainted syzkaller #0 PREEMPT(full) [ 139.024634][ T6517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 139.024640][ T6517] Call Trace: [ 139.024645][ T6517] [ 139.024650][ T6517] dump_stack_lvl+0x189/0x250 [ 139.024668][ T6517] ? __pfx_dump_stack_lvl+0x10/0x10 [ 139.024681][ T6517] ? __pfx__printk+0x10/0x10 [ 139.024700][ T6517] gfs2_withdraw+0xc3/0x1b0 [ 139.024712][ T6517] gfs2_dirent_scan+0x545/0x690 [ 139.024725][ T6517] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 139.024737][ T6517] gfs2_dirent_search+0x2cb/0x710 [ 139.024747][ T6517] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 139.024757][ T6517] ? __pfx___might_resched+0x10/0x10 [ 139.024769][ T6517] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 139.024779][ T6517] ? __pfx_gfs2_permission+0x10/0x10 [ 139.024795][ T6517] gfs2_dir_search+0x4c/0x220 [ 139.024807][ T6517] gfs2_lookupi+0x3d9/0x5a0 [ 139.024821][ T6517] ? __pfx_gfs2_lookupi+0x10/0x10 [ 139.024831][ T6517] ? d_alloc_parallel+0x14ac/0x1610 [ 139.024842][ T6517] ? __gfs2_lookup+0x8f/0x270 [ 139.024856][ T6517] ? d_alloc_parallel+0x366/0x1610 [ 139.024866][ T6517] __gfs2_lookup+0x8f/0x270 [ 139.024880][ T6517] ? __pfx___gfs2_lookup+0x10/0x10 [ 139.024894][ T6517] ? __raw_spin_lock_init+0x45/0x100 [ 139.024909][ T6517] ? __init_waitqueue_head+0xa9/0x150 [ 139.024925][ T6517] __lookup_slow+0x297/0x3d0 [ 139.024941][ T6517] ? __pfx___lookup_slow+0x10/0x10 [ 139.024961][ T6517] ? down_read+0x274/0x2e0 [ 139.024978][ T6517] lookup_slow+0x53/0x70 [ 139.024992][ T6517] path_lookupat+0x3f5/0x8c0 [ 139.025013][ T6517] filename_lookup+0x212/0x570 [ 139.025025][ T6517] ? vfs_fstatat+0x43/0x170 [ 139.025040][ T6517] ? __pfx_filename_lookup+0x10/0x10 [ 139.025068][ T6517] ? __might_fault+0xb0/0x130 [ 139.025083][ T6517] vfs_statx+0xf8/0x550 [ 139.025098][ T6517] ? __pfx_vfs_statx+0x10/0x10 [ 139.025109][ T6517] ? strncpy_from_user+0x150/0x2c0 [ 139.025121][ T6517] ? getname_flags+0x1e5/0x540 [ 139.025135][ T6517] vfs_fstatat+0x118/0x170 [ 139.025148][ T6517] __x64_sys_newfstatat+0x116/0x190 [ 139.025163][ T6517] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 139.025174][ T6517] ? do_seccomp+0x1bf/0xd90 [ 139.025193][ T6517] ? rcu_is_watching+0x15/0xb0 [ 139.025208][ T6517] ? do_syscall_64+0xbe/0xf80 [ 139.025223][ T6517] do_syscall_64+0xfa/0xf80 [ 139.025236][ T6517] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.025245][ T6517] ? clear_bhb_loop+0x60/0xb0 [ 139.025257][ T6517] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.025266][ T6517] RIP: 0033:0x7fcaa978eba9 [ 139.025276][ T6517] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 139.025283][ T6517] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 139.025294][ T6517] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 139.025306][ T6517] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 139.025312][ T6517] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 139.025317][ T6517] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 139.025323][ T6517] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 139.025338][ T6517] [ 139.025342][ T6517] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 139.355038][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 139.680896][ T6522] loop0: detected capacity change from 0 to 32768 [ 139.723492][ T6522] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 139.731769][ T6522] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 139.748091][ T6522] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 139.839687][ T6522] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 139.851501][ T6522] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 139.861464][ T6522] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 139.876096][ T6522] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 139.885290][ T6522] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6522 [syz.0.29] __gfs2_lookup+0x8f/0x270 [ 139.894706][ T6522] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 139.902800][ T6525] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 139.903300][ T6522] CPU: 0 UID: 0 PID: 6522 Comm: syz.0.29 Not tainted syzkaller #0 PREEMPT(full) [ 139.903320][ T6522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 139.903330][ T6522] Call Trace: [ 139.903337][ T6522] [ 139.903343][ T6522] dump_stack_lvl+0x189/0x250 [ 139.903372][ T6522] ? __pfx_dump_stack_lvl+0x10/0x10 [ 139.903396][ T6522] ? __pfx__printk+0x10/0x10 [ 139.903429][ T6522] gfs2_withdraw+0xc3/0x1b0 [ 139.903450][ T6522] gfs2_dirent_scan+0x545/0x690 [ 139.903471][ T6522] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 139.903493][ T6522] gfs2_dirent_search+0x2cb/0x710 [ 139.903512][ T6522] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 139.903530][ T6522] ? __pfx___might_resched+0x10/0x10 [ 139.903549][ T6522] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 139.903567][ T6522] ? __pfx_gfs2_permission+0x10/0x10 [ 139.903596][ T6522] gfs2_dir_search+0x4c/0x220 [ 139.903619][ T6522] gfs2_lookupi+0x3d9/0x5a0 [ 139.903644][ T6522] ? __pfx_gfs2_lookupi+0x10/0x10 [ 139.903661][ T6522] ? d_alloc_parallel+0x14ac/0x1610 [ 139.903681][ T6522] ? __gfs2_lookup+0x8f/0x270 [ 139.903705][ T6522] ? d_alloc_parallel+0x366/0x1610 [ 139.903724][ T6522] __gfs2_lookup+0x8f/0x270 [ 139.903747][ T6522] ? __pfx___gfs2_lookup+0x10/0x10 [ 139.903773][ T6522] ? __raw_spin_lock_init+0x45/0x100 [ 139.903797][ T6522] ? __init_waitqueue_head+0xa9/0x150 [ 139.903824][ T6522] __lookup_slow+0x297/0x3d0 [ 139.903850][ T6522] ? __pfx___lookup_slow+0x10/0x10 [ 139.903885][ T6522] ? down_read+0x274/0x2e0 [ 139.903912][ T6522] lookup_slow+0x53/0x70 [ 139.903935][ T6522] path_lookupat+0x3f5/0x8c0 [ 139.903972][ T6522] filename_lookup+0x212/0x570 [ 139.903992][ T6522] ? vfs_fstatat+0x43/0x170 [ 139.904024][ T6522] ? __pfx_filename_lookup+0x10/0x10 [ 139.904071][ T6522] ? __might_fault+0xb0/0x130 [ 139.904097][ T6522] vfs_statx+0xf8/0x550 [ 139.904124][ T6522] ? __pfx_vfs_statx+0x10/0x10 [ 139.904142][ T6522] ? strncpy_from_user+0x150/0x2c0 [ 139.904163][ T6522] ? getname_flags+0x1e5/0x540 [ 139.904188][ T6522] vfs_fstatat+0x118/0x170 [ 139.904210][ T6522] __x64_sys_newfstatat+0x116/0x190 [ 139.904236][ T6522] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 139.904255][ T6522] ? do_seccomp+0x1bf/0xd90 [ 139.904298][ T6522] ? do_syscall_64+0xbe/0xf80 [ 139.904324][ T6522] do_syscall_64+0xfa/0xf80 [ 139.904346][ T6522] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.904362][ T6522] ? clear_bhb_loop+0x60/0xb0 [ 139.904383][ T6522] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.904398][ T6522] RIP: 0033:0x7fcaa978eba9 [ 139.904414][ T6522] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 139.904428][ T6522] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 139.904446][ T6522] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 139.904458][ T6522] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 139.904469][ T6522] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 139.904479][ T6522] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 139.904489][ T6522] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 139.904518][ T6522] [ 139.904524][ T6522] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 139.913159][ T6525] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 139.913188][ T6525] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6522 [syz.0.29] __gfs2_lookup+0x8f/0x270 [ 139.913221][ T6525] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6525 [syz.0.29] iterate_dir+0x399/0x570 [ 139.913254][ T6525] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 140.273957][ T24] gfs2: fsid=syz:syz.s: file system withdrawn 2025/12/21 07:07:37 executed programs: 15 [ 140.604599][ T6527] loop0: detected capacity change from 0 to 32768 [ 140.627179][ T6527] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 140.645185][ T6527] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 140.662613][ T6527] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 1ms [ 140.753435][ T6527] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 140.764380][ T6527] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 140.776511][ T6527] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 140.792210][ T6527] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 140.801781][ T6527] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6527 [syz.0.30] __gfs2_lookup+0x8f/0x270 [ 140.811392][ T6527] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 140.819999][ T6527] CPU: 1 UID: 0 PID: 6527 Comm: syz.0.30 Not tainted syzkaller #0 PREEMPT(full) [ 140.820013][ T6527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 140.820019][ T6527] Call Trace: [ 140.820023][ T6527] [ 140.820027][ T6527] dump_stack_lvl+0x189/0x250 [ 140.820046][ T6527] ? __pfx_dump_stack_lvl+0x10/0x10 [ 140.820060][ T6527] ? __pfx__printk+0x10/0x10 [ 140.820079][ T6527] gfs2_withdraw+0xc3/0x1b0 [ 140.820092][ T6527] gfs2_dirent_scan+0x545/0x690 [ 140.820104][ T6527] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 140.820123][ T6527] gfs2_dirent_search+0x2cb/0x710 [ 140.820133][ T6527] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 140.820143][ T6527] ? __pfx___might_resched+0x10/0x10 [ 140.820154][ T6527] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 140.820164][ T6527] ? __pfx_gfs2_permission+0x10/0x10 [ 140.820180][ T6527] gfs2_dir_search+0x4c/0x220 [ 140.820193][ T6527] gfs2_lookupi+0x3d9/0x5a0 [ 140.820207][ T6527] ? __pfx_gfs2_lookupi+0x10/0x10 [ 140.820217][ T6527] ? d_alloc_parallel+0x14ac/0x1610 [ 140.820228][ T6527] ? __gfs2_lookup+0x8f/0x270 [ 140.820242][ T6527] ? d_alloc_parallel+0x366/0x1610 [ 140.820253][ T6527] __gfs2_lookup+0x8f/0x270 [ 140.820266][ T6527] ? __pfx___gfs2_lookup+0x10/0x10 [ 140.820280][ T6527] ? __raw_spin_lock_init+0x45/0x100 [ 140.820295][ T6527] ? __init_waitqueue_head+0xa9/0x150 [ 140.820310][ T6527] __lookup_slow+0x297/0x3d0 [ 140.820326][ T6527] ? __pfx___lookup_slow+0x10/0x10 [ 140.820346][ T6527] ? down_read+0x274/0x2e0 [ 140.820362][ T6527] lookup_slow+0x53/0x70 [ 140.820376][ T6527] path_lookupat+0x3f5/0x8c0 [ 140.820398][ T6527] filename_lookup+0x212/0x570 [ 140.820410][ T6527] ? vfs_fstatat+0x43/0x170 [ 140.820424][ T6527] ? __pfx_filename_lookup+0x10/0x10 [ 140.820450][ T6527] ? __might_fault+0xb0/0x130 [ 140.820465][ T6527] vfs_statx+0xf8/0x550 [ 140.820480][ T6527] ? __pfx_vfs_statx+0x10/0x10 [ 140.820490][ T6527] ? strncpy_from_user+0x150/0x2c0 [ 140.820502][ T6527] ? getname_flags+0x1e5/0x540 [ 140.820516][ T6527] vfs_fstatat+0x118/0x170 [ 140.820529][ T6527] __x64_sys_newfstatat+0x116/0x190 [ 140.820544][ T6527] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 140.820556][ T6527] ? do_seccomp+0x1bf/0xd90 [ 140.820575][ T6527] ? rcu_is_watching+0x15/0xb0 [ 140.820590][ T6527] ? do_syscall_64+0xbe/0xf80 [ 140.820604][ T6527] do_syscall_64+0xfa/0xf80 [ 140.820617][ T6527] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 140.820626][ T6527] ? clear_bhb_loop+0x60/0xb0 [ 140.820637][ T6527] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 140.820646][ T6527] RIP: 0033:0x7fcaa978eba9 [ 140.820657][ T6527] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 140.820664][ T6527] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 140.820675][ T6527] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 140.820681][ T6527] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 140.820687][ T6527] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 140.820693][ T6527] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 140.820698][ T6527] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 140.820714][ T6527] [ 140.820718][ T6527] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 141.149782][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 141.477890][ T6532] loop0: detected capacity change from 0 to 32768 [ 141.502747][ T6532] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 141.513316][ T6532] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 141.531776][ T6532] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 141.615574][ T6532] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 141.636581][ T6532] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 141.646208][ T6532] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 141.660688][ T6532] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 141.669757][ T6532] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6532 [syz.0.31] __gfs2_lookup+0x8f/0x270 [ 141.679206][ T6532] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 141.687522][ T6535] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 141.690193][ T6532] CPU: 1 UID: 0 PID: 6532 Comm: syz.0.31 Not tainted syzkaller #0 PREEMPT(full) [ 141.690214][ T6532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 141.690223][ T6532] Call Trace: [ 141.690230][ T6532] [ 141.690237][ T6532] dump_stack_lvl+0x189/0x250 [ 141.690264][ T6532] ? __pfx_dump_stack_lvl+0x10/0x10 [ 141.690287][ T6532] ? __pfx__printk+0x10/0x10 [ 141.690319][ T6532] gfs2_withdraw+0xc3/0x1b0 [ 141.690339][ T6532] gfs2_dirent_scan+0x545/0x690 [ 141.690359][ T6532] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 141.690380][ T6532] gfs2_dirent_search+0x2cb/0x710 [ 141.690398][ T6532] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 141.690414][ T6532] ? __pfx___might_resched+0x10/0x10 [ 141.690433][ T6532] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 141.690451][ T6532] ? __pfx_gfs2_permission+0x10/0x10 [ 141.690479][ T6532] gfs2_dir_search+0x4c/0x220 [ 141.690502][ T6532] gfs2_lookupi+0x3d9/0x5a0 [ 141.690526][ T6532] ? __pfx_gfs2_lookupi+0x10/0x10 [ 141.690542][ T6532] ? d_alloc_parallel+0x14ac/0x1610 [ 141.690562][ T6532] ? __gfs2_lookup+0x8f/0x270 [ 141.690585][ T6532] ? d_alloc_parallel+0x366/0x1610 [ 141.690604][ T6532] __gfs2_lookup+0x8f/0x270 [ 141.690626][ T6532] ? __pfx___gfs2_lookup+0x10/0x10 [ 141.690650][ T6532] ? __raw_spin_lock_init+0x45/0x100 [ 141.690674][ T6532] ? __init_waitqueue_head+0xa9/0x150 [ 141.690701][ T6532] __lookup_slow+0x297/0x3d0 [ 141.690726][ T6532] ? __pfx___lookup_slow+0x10/0x10 [ 141.690760][ T6532] ? down_read+0x274/0x2e0 [ 141.690787][ T6532] lookup_slow+0x53/0x70 [ 141.690810][ T6532] path_lookupat+0x3f5/0x8c0 [ 141.690846][ T6532] filename_lookup+0x212/0x570 [ 141.690865][ T6532] ? vfs_fstatat+0x43/0x170 [ 141.690889][ T6532] ? __pfx_filename_lookup+0x10/0x10 [ 141.690937][ T6532] ? __might_fault+0xb0/0x130 [ 141.690962][ T6532] vfs_statx+0xf8/0x550 [ 141.690988][ T6532] ? __pfx_vfs_statx+0x10/0x10 [ 141.691005][ T6532] ? strncpy_from_user+0x150/0x2c0 [ 141.691027][ T6532] ? getname_flags+0x1e5/0x540 [ 141.691056][ T6532] vfs_fstatat+0x118/0x170 [ 141.691077][ T6532] __x64_sys_newfstatat+0x116/0x190 [ 141.691101][ T6532] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 141.691122][ T6532] ? do_seccomp+0x1bf/0xd90 [ 141.691163][ T6532] ? do_syscall_64+0xbe/0xf80 [ 141.691188][ T6532] do_syscall_64+0xfa/0xf80 [ 141.691209][ T6532] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 141.691226][ T6532] ? clear_bhb_loop+0x60/0xb0 [ 141.691246][ T6532] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 141.691261][ T6532] RIP: 0033:0x7fcaa978eba9 [ 141.691276][ T6532] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 141.691289][ T6532] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 141.691306][ T6532] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 141.691317][ T6532] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 141.691327][ T6532] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 141.691337][ T6532] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 141.691346][ T6532] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 141.691374][ T6532] [ 141.691380][ T6532] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 141.703622][ T6535] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 141.706708][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 141.717086][ T6535] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6535 [syz.0.31] iterate_dir+0x399/0x570 [ 142.048375][ T6535] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 142.383319][ T6537] loop0: detected capacity change from 0 to 32768 [ 142.400276][ T6537] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 142.409256][ T6537] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 142.421703][ T6537] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 142.507760][ T6537] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 142.519431][ T6537] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 142.529110][ T6537] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 142.544664][ T6537] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 142.553779][ T6537] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6537 [syz.0.32] __gfs2_lookup+0x8f/0x270 [ 142.563204][ T6537] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 142.571142][ T6540] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 142.571948][ T6537] CPU: 1 UID: 0 PID: 6537 Comm: syz.0.32 Not tainted syzkaller #0 PREEMPT(full) [ 142.571968][ T6537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 142.571978][ T6537] Call Trace: [ 142.571984][ T6537] [ 142.571991][ T6537] dump_stack_lvl+0x189/0x250 [ 142.572018][ T6537] ? __pfx_dump_stack_lvl+0x10/0x10 [ 142.572050][ T6537] ? __pfx__printk+0x10/0x10 [ 142.572083][ T6537] gfs2_withdraw+0xc3/0x1b0 [ 142.572103][ T6537] gfs2_dirent_scan+0x545/0x690 [ 142.572124][ T6537] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 142.572145][ T6537] gfs2_dirent_search+0x2cb/0x710 [ 142.572164][ T6537] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 142.572180][ T6537] ? __pfx___might_resched+0x10/0x10 [ 142.572199][ T6537] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 142.572216][ T6537] ? __pfx_gfs2_permission+0x10/0x10 [ 142.572244][ T6537] gfs2_dir_search+0x4c/0x220 [ 142.572266][ T6537] gfs2_lookupi+0x3d9/0x5a0 [ 142.572290][ T6537] ? __pfx_gfs2_lookupi+0x10/0x10 [ 142.572306][ T6537] ? d_alloc_parallel+0x14ac/0x1610 [ 142.572325][ T6537] ? __gfs2_lookup+0x8f/0x270 [ 142.572345][ T6537] ? d_alloc_parallel+0x366/0x1610 [ 142.572364][ T6537] __gfs2_lookup+0x8f/0x270 [ 142.572387][ T6537] ? __pfx___gfs2_lookup+0x10/0x10 [ 142.572411][ T6537] ? __raw_spin_lock_init+0x45/0x100 [ 142.572435][ T6537] ? __init_waitqueue_head+0xa9/0x150 [ 142.572461][ T6537] __lookup_slow+0x297/0x3d0 [ 142.572488][ T6537] ? __pfx___lookup_slow+0x10/0x10 [ 142.572522][ T6537] ? down_read+0x274/0x2e0 [ 142.572549][ T6537] lookup_slow+0x53/0x70 [ 142.572572][ T6537] path_lookupat+0x3f5/0x8c0 [ 142.572610][ T6537] filename_lookup+0x212/0x570 [ 142.572630][ T6537] ? vfs_fstatat+0x43/0x170 [ 142.572654][ T6537] ? __pfx_filename_lookup+0x10/0x10 [ 142.572701][ T6537] ? __might_fault+0xb0/0x130 [ 142.572727][ T6537] vfs_statx+0xf8/0x550 [ 142.572752][ T6537] ? __pfx_vfs_statx+0x10/0x10 [ 142.572769][ T6537] ? strncpy_from_user+0x150/0x2c0 [ 142.572791][ T6537] ? getname_flags+0x1e5/0x540 [ 142.572814][ T6537] vfs_fstatat+0x118/0x170 [ 142.572836][ T6537] __x64_sys_newfstatat+0x116/0x190 [ 142.572860][ T6537] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 142.572880][ T6537] ? do_seccomp+0x1bf/0xd90 [ 142.572922][ T6537] ? do_syscall_64+0xbe/0xf80 [ 142.572946][ T6537] do_syscall_64+0xfa/0xf80 [ 142.572967][ T6537] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 142.572983][ T6537] ? clear_bhb_loop+0x60/0xb0 [ 142.573003][ T6537] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 142.573019][ T6537] RIP: 0033:0x7fcaa978eba9 [ 142.573040][ T6537] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 142.573052][ T6537] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 142.573069][ T6537] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 142.573080][ T6537] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 142.573091][ T6537] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 142.573101][ T6537] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 142.573110][ T6537] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 142.573138][ T6537] [ 142.573145][ T6537] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 142.583219][ T6540] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 142.595960][ T24] gfs2: fsid=syz:syz.s: file system withdrawn [ 142.611581][ T6540] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6540 [syz.0.32] iterate_dir+0x399/0x570 [ 142.929732][ T6540] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 143.366435][ T6542] loop0: detected capacity change from 0 to 32768 [ 143.387371][ T6542] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 143.403533][ T6542] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 143.428158][ T6542] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 143.552004][ T6542] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 143.563713][ T6542] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 143.574150][ T6542] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 143.588959][ T6542] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 143.598046][ T6542] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6542 [syz.0.33] __gfs2_lookup+0x8f/0x270 [ 143.607787][ T6542] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 143.616402][ T6542] CPU: 1 UID: 0 PID: 6542 Comm: syz.0.33 Not tainted syzkaller #0 PREEMPT(full) [ 143.616422][ T6542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 143.616431][ T6542] Call Trace: [ 143.616438][ T6542] [ 143.616444][ T6542] dump_stack_lvl+0x189/0x250 [ 143.616471][ T6542] ? __pfx_dump_stack_lvl+0x10/0x10 [ 143.616493][ T6542] ? __pfx__printk+0x10/0x10 [ 143.616527][ T6542] gfs2_withdraw+0xc3/0x1b0 [ 143.616548][ T6542] gfs2_dirent_scan+0x545/0x690 [ 143.616569][ T6542] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 143.616592][ T6542] gfs2_dirent_search+0x2cb/0x710 [ 143.616612][ T6542] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 143.616628][ T6542] ? __pfx___might_resched+0x10/0x10 [ 143.616653][ T6542] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 143.616669][ T6542] ? __pfx_gfs2_permission+0x10/0x10 [ 143.616696][ T6542] gfs2_dir_search+0x4c/0x220 [ 143.616718][ T6542] gfs2_lookupi+0x3d9/0x5a0 [ 143.616742][ T6542] ? __pfx_gfs2_lookupi+0x10/0x10 [ 143.616756][ T6542] ? d_alloc_parallel+0x14ac/0x1610 [ 143.616774][ T6542] ? __gfs2_lookup+0x8f/0x270 [ 143.616796][ T6542] ? d_alloc_parallel+0x366/0x1610 [ 143.616814][ T6542] __gfs2_lookup+0x8f/0x270 [ 143.616837][ T6542] ? __pfx___gfs2_lookup+0x10/0x10 [ 143.616860][ T6542] ? __raw_spin_lock_init+0x45/0x100 [ 143.616883][ T6542] ? __init_waitqueue_head+0xa9/0x150 [ 143.616910][ T6542] __lookup_slow+0x297/0x3d0 [ 143.616935][ T6542] ? __pfx___lookup_slow+0x10/0x10 [ 143.616970][ T6542] ? down_read+0x274/0x2e0 [ 143.616998][ T6542] lookup_slow+0x53/0x70 [ 143.617021][ T6542] path_lookupat+0x3f5/0x8c0 [ 143.617056][ T6542] filename_lookup+0x212/0x570 [ 143.617074][ T6542] ? vfs_fstatat+0x43/0x170 [ 143.617097][ T6542] ? __pfx_filename_lookup+0x10/0x10 [ 143.617139][ T6542] ? __might_fault+0xb0/0x130 [ 143.617163][ T6542] vfs_statx+0xf8/0x550 [ 143.617187][ T6542] ? __pfx_vfs_statx+0x10/0x10 [ 143.617203][ T6542] ? strncpy_from_user+0x150/0x2c0 [ 143.617223][ T6542] ? getname_flags+0x1e5/0x540 [ 143.617243][ T6542] vfs_fstatat+0x118/0x170 [ 143.617261][ T6542] __x64_sys_newfstatat+0x116/0x190 [ 143.617276][ T6542] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 143.617288][ T6542] ? do_seccomp+0x1bf/0xd90 [ 143.617311][ T6542] ? do_syscall_64+0xbe/0xf80 [ 143.617326][ T6542] do_syscall_64+0xfa/0xf80 [ 143.617339][ T6542] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 143.617348][ T6542] ? clear_bhb_loop+0x60/0xb0 [ 143.617360][ T6542] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 143.617369][ T6542] RIP: 0033:0x7fcaa978eba9 [ 143.617379][ T6542] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 143.617387][ T6542] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 143.617397][ T6542] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 143.617404][ T6542] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 143.617410][ T6542] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 143.617416][ T6542] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 143.617421][ T6542] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 143.617437][ T6542] [ 143.617441][ T6542] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 143.938720][ T6012] gfs2: fsid=syz:syz.s: file system withdrawn [ 144.274705][ T6547] loop0: detected capacity change from 0 to 32768 [ 144.307760][ T6547] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 144.319191][ T6547] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 144.333545][ T6547] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 144.418999][ T6547] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 144.429725][ T6547] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 144.439383][ T6547] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 144.454015][ T6547] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 144.463289][ T6547] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6547 [syz.0.34] __gfs2_lookup+0x8f/0x270 [ 144.472750][ T6547] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 144.481426][ T6547] CPU: 0 UID: 0 PID: 6547 Comm: syz.0.34 Not tainted syzkaller #0 PREEMPT(full) [ 144.481443][ T6547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 144.481452][ T6547] Call Trace: [ 144.481459][ T6547] [ 144.481466][ T6547] dump_stack_lvl+0x189/0x250 [ 144.481492][ T6547] ? __pfx_dump_stack_lvl+0x10/0x10 [ 144.481513][ T6547] ? __pfx__printk+0x10/0x10 [ 144.481542][ T6547] gfs2_withdraw+0xc3/0x1b0 [ 144.481561][ T6547] gfs2_dirent_scan+0x545/0x690 [ 144.481579][ T6547] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 144.481599][ T6547] gfs2_dirent_search+0x2cb/0x710 [ 144.481625][ T6547] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 144.481641][ T6547] ? __pfx___might_resched+0x10/0x10 [ 144.481658][ T6547] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 144.481676][ T6547] ? __pfx_gfs2_permission+0x10/0x10 [ 144.481702][ T6547] gfs2_dir_search+0x4c/0x220 [ 144.481725][ T6547] gfs2_lookupi+0x3d9/0x5a0 [ 144.481752][ T6547] ? __pfx_gfs2_lookupi+0x10/0x10 [ 144.481769][ T6547] ? d_alloc_parallel+0x14ac/0x1610 [ 144.481790][ T6547] ? __gfs2_lookup+0x8f/0x270 [ 144.481815][ T6547] ? d_alloc_parallel+0x366/0x1610 [ 144.481835][ T6547] __gfs2_lookup+0x8f/0x270 [ 144.481856][ T6547] ? __pfx___gfs2_lookup+0x10/0x10 [ 144.481881][ T6547] ? __raw_spin_lock_init+0x45/0x100 [ 144.481904][ T6547] ? __init_waitqueue_head+0xa9/0x150 [ 144.481932][ T6547] __lookup_slow+0x297/0x3d0 [ 144.481957][ T6547] ? __pfx___lookup_slow+0x10/0x10 [ 144.481989][ T6547] ? down_read+0x274/0x2e0 [ 144.482015][ T6547] lookup_slow+0x53/0x70 [ 144.482037][ T6547] path_lookupat+0x3f5/0x8c0 [ 144.482072][ T6547] filename_lookup+0x212/0x570 [ 144.482091][ T6547] ? vfs_fstatat+0x43/0x170 [ 144.482115][ T6547] ? __pfx_filename_lookup+0x10/0x10 [ 144.482158][ T6547] ? __might_fault+0xb0/0x130 [ 144.482184][ T6547] vfs_statx+0xf8/0x550 [ 144.482209][ T6547] ? __pfx_vfs_statx+0x10/0x10 [ 144.482227][ T6547] ? strncpy_from_user+0x150/0x2c0 [ 144.482248][ T6547] ? getname_flags+0x1e5/0x540 [ 144.482272][ T6547] vfs_fstatat+0x118/0x170 [ 144.482294][ T6547] __x64_sys_newfstatat+0x116/0x190 [ 144.482319][ T6547] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 144.482338][ T6547] ? do_seccomp+0x1bf/0xd90 [ 144.482381][ T6547] ? do_syscall_64+0xbe/0xf80 [ 144.482407][ T6547] do_syscall_64+0xfa/0xf80 [ 144.482429][ T6547] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 144.482445][ T6547] ? clear_bhb_loop+0x60/0xb0 [ 144.482466][ T6547] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 144.482482][ T6547] RIP: 0033:0x7fcaa978eba9 [ 144.482498][ T6547] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 144.482510][ T6547] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 144.482528][ T6547] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 144.482539][ T6547] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 144.482549][ T6547] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 144.482558][ T6547] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 144.482568][ T6547] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 144.482598][ T6547] [ 144.482614][ T6547] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 144.806804][ T6012] gfs2: fsid=syz:syz.s: file system withdrawn [ 145.117730][ T6552] loop0: detected capacity change from 0 to 32768 [ 145.138689][ T6552] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 145.148267][ T6552] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 145.161085][ T6552] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 145.239225][ T6552] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 145.251792][ T6552] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 145.261465][ T6552] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 145.276239][ T6552] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 145.285351][ T6552] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6552 [syz.0.35] __gfs2_lookup+0x8f/0x270 [ 145.295377][ T6552] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 145.304293][ T6555] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 145.305667][ T6552] CPU: 1 UID: 0 PID: 6552 Comm: syz.0.35 Not tainted syzkaller #0 PREEMPT(full) [ 145.305687][ T6552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 145.305696][ T6552] Call Trace: [ 145.305703][ T6552] [ 145.305710][ T6552] dump_stack_lvl+0x189/0x250 [ 145.305738][ T6552] ? __pfx_dump_stack_lvl+0x10/0x10 [ 145.305760][ T6552] ? __pfx__printk+0x10/0x10 [ 145.305792][ T6552] gfs2_withdraw+0xc3/0x1b0 [ 145.305813][ T6552] gfs2_dirent_scan+0x545/0x690 [ 145.305833][ T6552] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 145.305854][ T6552] gfs2_dirent_search+0x2cb/0x710 [ 145.305872][ T6552] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 145.305889][ T6552] ? __pfx___might_resched+0x10/0x10 [ 145.305908][ T6552] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 145.305925][ T6552] ? __pfx_gfs2_permission+0x10/0x10 [ 145.305953][ T6552] gfs2_dir_search+0x4c/0x220 [ 145.305975][ T6552] gfs2_lookupi+0x3d9/0x5a0 [ 145.305999][ T6552] ? __pfx_gfs2_lookupi+0x10/0x10 [ 145.306016][ T6552] ? d_alloc_parallel+0x14ac/0x1610 [ 145.306034][ T6552] ? __gfs2_lookup+0x8f/0x270 [ 145.306058][ T6552] ? d_alloc_parallel+0x366/0x1610 [ 145.306077][ T6552] __gfs2_lookup+0x8f/0x270 [ 145.306099][ T6552] ? __pfx___gfs2_lookup+0x10/0x10 [ 145.306124][ T6552] ? __raw_spin_lock_init+0x45/0x100 [ 145.306148][ T6552] ? __init_waitqueue_head+0xa9/0x150 [ 145.306174][ T6552] __lookup_slow+0x297/0x3d0 [ 145.306199][ T6552] ? __pfx___lookup_slow+0x10/0x10 [ 145.306233][ T6552] ? down_read+0x274/0x2e0 [ 145.306260][ T6552] lookup_slow+0x53/0x70 [ 145.306283][ T6552] path_lookupat+0x3f5/0x8c0 [ 145.306320][ T6552] filename_lookup+0x212/0x570 [ 145.306339][ T6552] ? vfs_fstatat+0x43/0x170 [ 145.306363][ T6552] ? __pfx_filename_lookup+0x10/0x10 [ 145.306410][ T6552] ? __might_fault+0xb0/0x130 [ 145.306436][ T6552] vfs_statx+0xf8/0x550 [ 145.306461][ T6552] ? __pfx_vfs_statx+0x10/0x10 [ 145.306479][ T6552] ? strncpy_from_user+0x150/0x2c0 [ 145.306499][ T6552] ? getname_flags+0x1e5/0x540 [ 145.306523][ T6552] vfs_fstatat+0x118/0x170 [ 145.306544][ T6552] __x64_sys_newfstatat+0x116/0x190 [ 145.306569][ T6552] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 145.306594][ T6552] ? do_seccomp+0x1bf/0xd90 [ 145.306636][ T6552] ? do_syscall_64+0xbe/0xf80 [ 145.306661][ T6552] do_syscall_64+0xfa/0xf80 [ 145.306683][ T6552] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.306699][ T6552] ? clear_bhb_loop+0x60/0xb0 [ 145.306719][ T6552] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.306734][ T6552] RIP: 0033:0x7fcaa978eba9 [ 145.306750][ T6552] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 145.306762][ T6552] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 145.306780][ T6552] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 145.306792][ T6552] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 145.306802][ T6552] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 145.306811][ T6552] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 145.306820][ T6552] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 145.306848][ T6552] [ 145.306854][ T6552] gfs2: fsid=syz:syz.s: about to withdraw this file system 2025/12/21 07:07:42 executed programs: 21 [ 145.314083][ T6555] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 145.326647][ T6012] gfs2: fsid=syz:syz.s: file system withdrawn [ 145.339831][ T6555] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6555 [syz.0.35] iterate_dir+0x399/0x570 [ 145.661060][ T6555] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 145.993366][ T6557] loop0: detected capacity change from 0 to 32768 [ 146.009076][ T6557] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 146.020054][ T6557] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 146.032448][ T6557] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 146.119405][ T6557] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 146.138891][ T6557] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 146.148780][ T6557] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 146.163151][ T6557] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 146.172220][ T6557] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6557 [syz.0.36] __gfs2_lookup+0x8f/0x270 [ 146.181674][ T6557] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 146.190153][ T6557] CPU: 1 UID: 0 PID: 6557 Comm: syz.0.36 Not tainted syzkaller #0 PREEMPT(full) [ 146.190172][ T6557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 146.190180][ T6557] Call Trace: [ 146.190188][ T6557] [ 146.190194][ T6557] dump_stack_lvl+0x189/0x250 [ 146.190219][ T6557] ? __pfx_dump_stack_lvl+0x10/0x10 [ 146.190241][ T6557] ? __pfx__printk+0x10/0x10 [ 146.190272][ T6557] gfs2_withdraw+0xc3/0x1b0 [ 146.190292][ T6557] gfs2_dirent_scan+0x545/0x690 [ 146.190312][ T6557] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 146.190333][ T6557] gfs2_dirent_search+0x2cb/0x710 [ 146.190351][ T6557] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 146.190369][ T6557] ? __pfx___might_resched+0x10/0x10 [ 146.190389][ T6557] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 146.190407][ T6557] ? __pfx_gfs2_permission+0x10/0x10 [ 146.190437][ T6557] gfs2_dir_search+0x4c/0x220 [ 146.190459][ T6557] gfs2_lookupi+0x3d9/0x5a0 [ 146.190483][ T6557] ? __pfx_gfs2_lookupi+0x10/0x10 [ 146.190497][ T6557] ? d_alloc_parallel+0x14ac/0x1610 [ 146.190515][ T6557] ? __gfs2_lookup+0x8f/0x270 [ 146.190537][ T6557] ? d_alloc_parallel+0x366/0x1610 [ 146.190556][ T6557] __gfs2_lookup+0x8f/0x270 [ 146.190578][ T6557] ? __pfx___gfs2_lookup+0x10/0x10 [ 146.190602][ T6557] ? __raw_spin_lock_init+0x45/0x100 [ 146.190622][ T6557] ? __init_waitqueue_head+0xa9/0x150 [ 146.190647][ T6557] __lookup_slow+0x297/0x3d0 [ 146.190674][ T6557] ? __pfx___lookup_slow+0x10/0x10 [ 146.190714][ T6557] ? down_read+0x274/0x2e0 [ 146.190742][ T6557] lookup_slow+0x53/0x70 [ 146.190765][ T6557] path_lookupat+0x3f5/0x8c0 [ 146.190802][ T6557] filename_lookup+0x212/0x570 [ 146.190822][ T6557] ? vfs_fstatat+0x43/0x170 [ 146.190847][ T6557] ? __pfx_filename_lookup+0x10/0x10 [ 146.190892][ T6557] ? __might_fault+0xb0/0x130 [ 146.190915][ T6557] vfs_statx+0xf8/0x550 [ 146.190939][ T6557] ? __pfx_vfs_statx+0x10/0x10 [ 146.190955][ T6557] ? strncpy_from_user+0x150/0x2c0 [ 146.190974][ T6557] ? getname_flags+0x1e5/0x540 [ 146.190996][ T6557] vfs_fstatat+0x118/0x170 [ 146.191017][ T6557] __x64_sys_newfstatat+0x116/0x190 [ 146.191041][ T6557] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 146.191060][ T6557] ? do_seccomp+0x1bf/0xd90 [ 146.191094][ T6557] ? rcu_is_watching+0x15/0xb0 [ 146.191118][ T6557] ? do_syscall_64+0xbe/0xf80 [ 146.191143][ T6557] do_syscall_64+0xfa/0xf80 [ 146.191164][ T6557] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.191180][ T6557] ? clear_bhb_loop+0x60/0xb0 [ 146.191199][ T6557] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 146.191214][ T6557] RIP: 0033:0x7fcaa978eba9 [ 146.191228][ T6557] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 146.191241][ T6557] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 146.191258][ T6557] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 146.191269][ T6557] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 146.191280][ T6557] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 146.191289][ T6557] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 146.191298][ T6557] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 146.191327][ T6557] [ 146.191333][ T6557] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 146.519328][ T9] gfs2: fsid=syz:syz.s: file system withdrawn [ 146.861439][ T6562] loop0: detected capacity change from 0 to 32768 [ 146.879828][ T6562] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 146.888263][ T6562] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 146.902067][ T6562] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 146.982569][ T6562] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 146.993628][ T6562] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 147.003707][ T6562] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 147.018496][ T6562] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 147.028137][ T6562] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6562 [syz.0.37] __gfs2_lookup+0x8f/0x270 [ 147.037739][ T6562] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 147.046791][ T6565] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 147.055736][ T6562] CPU: 1 UID: 0 PID: 6562 Comm: syz.0.37 Not tainted syzkaller #0 PREEMPT(full) [ 147.055759][ T6562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 147.055769][ T6562] Call Trace: [ 147.055778][ T6562] [ 147.055785][ T6562] dump_stack_lvl+0x189/0x250 [ 147.055813][ T6562] ? __pfx_dump_stack_lvl+0x10/0x10 [ 147.055835][ T6562] ? __pfx__printk+0x10/0x10 [ 147.055868][ T6562] gfs2_withdraw+0xc3/0x1b0 [ 147.055887][ T6562] gfs2_dirent_scan+0x545/0x690 [ 147.055907][ T6562] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 147.055929][ T6562] gfs2_dirent_search+0x2cb/0x710 [ 147.055947][ T6562] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 147.055965][ T6562] ? __pfx___might_resched+0x10/0x10 [ 147.055983][ T6562] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 147.056001][ T6562] ? __pfx_gfs2_permission+0x10/0x10 [ 147.056028][ T6562] gfs2_dir_search+0x4c/0x220 [ 147.056051][ T6562] gfs2_lookupi+0x3d9/0x5a0 [ 147.056075][ T6562] ? __pfx_gfs2_lookupi+0x10/0x10 [ 147.056091][ T6562] ? d_alloc_parallel+0x14ac/0x1610 [ 147.056110][ T6562] ? __gfs2_lookup+0x8f/0x270 [ 147.056134][ T6562] ? d_alloc_parallel+0x366/0x1610 [ 147.056152][ T6562] __gfs2_lookup+0x8f/0x270 [ 147.056175][ T6562] ? __pfx___gfs2_lookup+0x10/0x10 [ 147.056199][ T6562] ? __raw_spin_lock_init+0x45/0x100 [ 147.056223][ T6562] ? __init_waitqueue_head+0xa9/0x150 [ 147.056250][ T6562] __lookup_slow+0x297/0x3d0 [ 147.056276][ T6562] ? __pfx___lookup_slow+0x10/0x10 [ 147.056310][ T6562] ? down_read+0x274/0x2e0 [ 147.056334][ T6562] lookup_slow+0x53/0x70 [ 147.056355][ T6562] path_lookupat+0x3f5/0x8c0 [ 147.056389][ T6562] filename_lookup+0x212/0x570 [ 147.056407][ T6562] ? vfs_fstatat+0x43/0x170 [ 147.056431][ T6562] ? __pfx_filename_lookup+0x10/0x10 [ 147.056477][ T6562] ? __might_fault+0xb0/0x130 [ 147.056502][ T6562] vfs_statx+0xf8/0x550 [ 147.056529][ T6562] ? __pfx_vfs_statx+0x10/0x10 [ 147.056546][ T6562] ? strncpy_from_user+0x150/0x2c0 [ 147.056566][ T6562] ? getname_flags+0x1e5/0x540 [ 147.056590][ T6562] vfs_fstatat+0x118/0x170 [ 147.056618][ T6562] __x64_sys_newfstatat+0x116/0x190 [ 147.056644][ T6562] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 147.056663][ T6562] ? do_seccomp+0x1bf/0xd90 [ 147.056705][ T6562] ? do_syscall_64+0xbe/0xf80 [ 147.056730][ T6562] do_syscall_64+0xfa/0xf80 [ 147.056752][ T6562] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.056768][ T6562] ? clear_bhb_loop+0x60/0xb0 [ 147.056788][ T6562] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.056804][ T6562] RIP: 0033:0x7fcaa978eba9 [ 147.056820][ T6562] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 147.056832][ T6562] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 147.056849][ T6562] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 147.056860][ T6562] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 147.056871][ T6562] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 147.056880][ T6562] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 147.056889][ T6562] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 147.056918][ T6562] [ 147.056971][ T6562] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 147.065768][ T6565] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 147.065799][ T6565] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6562 [syz.0.37] __gfs2_lookup+0x8f/0x270 [ 147.065832][ T6565] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6565 [syz.0.37] iterate_dir+0x399/0x570 [ 147.065860][ T6565] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 147.418121][ T9] gfs2: fsid=syz:syz.s: file system withdrawn [ 147.764712][ T6567] loop0: detected capacity change from 0 to 32768 [ 147.777851][ T6567] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 147.786475][ T6567] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 147.800830][ T6567] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 147.869443][ T6567] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 147.881096][ T6567] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 147.890944][ T6567] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 147.906268][ T6567] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 147.915299][ T6567] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6567 [syz.0.38] __gfs2_lookup+0x8f/0x270 [ 147.925013][ T6567] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 147.933676][ T6567] CPU: 0 UID: 0 PID: 6567 Comm: syz.0.38 Not tainted syzkaller #0 PREEMPT(full) [ 147.933696][ T6567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 147.933702][ T6567] Call Trace: [ 147.933707][ T6567] [ 147.933712][ T6567] dump_stack_lvl+0x189/0x250 [ 147.933731][ T6567] ? __pfx_dump_stack_lvl+0x10/0x10 [ 147.933744][ T6567] ? __pfx__printk+0x10/0x10 [ 147.933763][ T6567] gfs2_withdraw+0xc3/0x1b0 [ 147.933775][ T6567] gfs2_dirent_scan+0x545/0x690 [ 147.933787][ T6567] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 147.933799][ T6567] gfs2_dirent_search+0x2cb/0x710 [ 147.933810][ T6567] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 147.933820][ T6567] ? __pfx___might_resched+0x10/0x10 [ 147.933831][ T6567] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 147.933841][ T6567] ? __pfx_gfs2_permission+0x10/0x10 [ 147.933857][ T6567] gfs2_dir_search+0x4c/0x220 [ 147.933870][ T6567] gfs2_lookupi+0x3d9/0x5a0 [ 147.933884][ T6567] ? __pfx_gfs2_lookupi+0x10/0x10 [ 147.933893][ T6567] ? d_alloc_parallel+0x14ac/0x1610 [ 147.933904][ T6567] ? __gfs2_lookup+0x8f/0x270 [ 147.933918][ T6567] ? d_alloc_parallel+0x366/0x1610 [ 147.933928][ T6567] __gfs2_lookup+0x8f/0x270 [ 147.933942][ T6567] ? __pfx___gfs2_lookup+0x10/0x10 [ 147.933956][ T6567] ? __raw_spin_lock_init+0x45/0x100 [ 147.933971][ T6567] ? __init_waitqueue_head+0xa9/0x150 [ 147.933987][ T6567] __lookup_slow+0x297/0x3d0 [ 147.934003][ T6567] ? __pfx___lookup_slow+0x10/0x10 [ 147.934023][ T6567] ? down_read+0x274/0x2e0 [ 147.934039][ T6567] lookup_slow+0x53/0x70 [ 147.934053][ T6567] path_lookupat+0x3f5/0x8c0 [ 147.934074][ T6567] filename_lookup+0x212/0x570 [ 147.934085][ T6567] ? vfs_fstatat+0x43/0x170 [ 147.934100][ T6567] ? __pfx_filename_lookup+0x10/0x10 [ 147.934126][ T6567] ? __might_fault+0xb0/0x130 [ 147.934141][ T6567] vfs_statx+0xf8/0x550 [ 147.934156][ T6567] ? __pfx_vfs_statx+0x10/0x10 [ 147.934166][ T6567] ? strncpy_from_user+0x150/0x2c0 [ 147.934179][ T6567] ? getname_flags+0x1e5/0x540 [ 147.934192][ T6567] vfs_fstatat+0x118/0x170 [ 147.934205][ T6567] __x64_sys_newfstatat+0x116/0x190 [ 147.934219][ T6567] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 147.934231][ T6567] ? do_seccomp+0x1bf/0xd90 [ 147.934250][ T6567] ? rcu_is_watching+0x15/0xb0 [ 147.934265][ T6567] ? do_syscall_64+0xbe/0xf80 [ 147.934280][ T6567] do_syscall_64+0xfa/0xf80 [ 147.934293][ T6567] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.934302][ T6567] ? clear_bhb_loop+0x60/0xb0 [ 147.934314][ T6567] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 147.934323][ T6567] RIP: 0033:0x7fcaa978eba9 [ 147.934333][ T6567] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 147.934341][ T6567] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 147.934351][ T6567] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 147.934358][ T6567] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 147.934364][ T6567] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 147.934369][ T6567] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 147.934375][ T6567] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 147.934396][ T6567] [ 147.934399][ T6567] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 148.261788][ T6012] gfs2: fsid=syz:syz.s: file system withdrawn [ 148.597213][ T6572] loop0: detected capacity change from 0 to 32768 [ 148.619603][ T6572] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 148.628122][ T6572] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 148.651685][ T6572] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms [ 148.740419][ T6572] gfs2: fsid=syz:syz.s: first mount done, others may mount [ 148.756439][ T6572] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 148.773737][ T6572] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 148.789738][ T6572] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1 [ 148.798801][ T6572] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6572 [syz.0.39] __gfs2_lookup+0x8f/0x270 [ 148.808019][ T6575] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block) [ 148.808249][ T6572] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6575 [syz.0.39] iterate_dir+0x399/0x570 [ 148.818090][ T6575] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590 [ 148.828135][ T6572] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0 [ 148.841961][ T6575] gfs2: fsid=syz:syz.s: G: s:SH n:2/925 f:aqo t:SH d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 148.850842][ T6572] CPU: 0 UID: 0 PID: 6572 Comm: syz.0.39 Not tainted syzkaller #0 PREEMPT(full) [ 148.850863][ T6572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 148.850872][ T6572] Call Trace: [ 148.850879][ T6572] [ 148.850885][ T6572] dump_stack_lvl+0x189/0x250 [ 148.850913][ T6572] ? __pfx_dump_stack_lvl+0x10/0x10 [ 148.850936][ T6572] ? __pfx__printk+0x10/0x10 [ 148.850968][ T6572] gfs2_withdraw+0xc3/0x1b0 [ 148.850987][ T6572] gfs2_dirent_scan+0x545/0x690 [ 148.851008][ T6572] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 148.851029][ T6572] gfs2_dirent_search+0x2cb/0x710 [ 148.851047][ T6572] ? __pfx_gfs2_dirent_find+0x10/0x10 [ 148.851064][ T6572] ? __pfx___might_resched+0x10/0x10 [ 148.851082][ T6572] ? __pfx_gfs2_dirent_search+0x10/0x10 [ 148.851104][ T6572] ? __pfx_gfs2_permission+0x10/0x10 [ 148.851132][ T6572] gfs2_dir_search+0x4c/0x220 [ 148.851155][ T6572] gfs2_lookupi+0x3d9/0x5a0 [ 148.851179][ T6572] ? __pfx_gfs2_lookupi+0x10/0x10 [ 148.851196][ T6572] ? d_alloc_parallel+0x14ac/0x1610 [ 148.851215][ T6572] ? __gfs2_lookup+0x8f/0x270 [ 148.851238][ T6572] ? d_alloc_parallel+0x366/0x1610 [ 148.851257][ T6572] __gfs2_lookup+0x8f/0x270 [ 148.851279][ T6572] ? __pfx___gfs2_lookup+0x10/0x10 [ 148.851303][ T6572] ? __raw_spin_lock_init+0x45/0x100 [ 148.851326][ T6572] ? __init_waitqueue_head+0xa9/0x150 [ 148.851353][ T6572] __lookup_slow+0x297/0x3d0 [ 148.851379][ T6572] ? __pfx___lookup_slow+0x10/0x10 [ 148.851414][ T6572] ? down_read+0x274/0x2e0 [ 148.851440][ T6572] lookup_slow+0x53/0x70 [ 148.851462][ T6572] path_lookupat+0x3f5/0x8c0 [ 148.851499][ T6572] filename_lookup+0x212/0x570 [ 148.851518][ T6572] ? vfs_fstatat+0x43/0x170 [ 148.851543][ T6572] ? __pfx_filename_lookup+0x10/0x10 [ 148.851595][ T6572] ? __might_fault+0xb0/0x130 [ 148.851621][ T6572] vfs_statx+0xf8/0x550 [ 148.851646][ T6572] ? __pfx_vfs_statx+0x10/0x10 [ 148.851663][ T6572] ? strncpy_from_user+0x150/0x2c0 [ 148.851684][ T6572] ? getname_flags+0x1e5/0x540 [ 148.851708][ T6572] vfs_fstatat+0x118/0x170 [ 148.851730][ T6572] __x64_sys_newfstatat+0x116/0x190 [ 148.851754][ T6572] ? __pfx___x64_sys_newfstatat+0x10/0x10 [ 148.851773][ T6572] ? do_seccomp+0x1bf/0xd90 [ 148.851819][ T6572] ? do_syscall_64+0xbe/0xf80 [ 148.851844][ T6572] do_syscall_64+0xfa/0xf80 [ 148.851866][ T6572] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 148.851882][ T6572] ? clear_bhb_loop+0x60/0xb0 [ 148.851902][ T6572] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 148.851918][ T6572] RIP: 0033:0x7fcaa978eba9 [ 148.851933][ T6572] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 148.851946][ T6572] RSP: 002b:00007fcaaa530038 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 148.851965][ T6572] RAX: ffffffffffffffda RBX: 00007fcaa99d5fa0 RCX: 00007fcaa978eba9 [ 148.851980][ T6572] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c [ 148.851990][ T6572] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 148.852000][ T6572] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000 [ 148.852010][ T6572] R13: 00007fcaa99d6038 R14: 00007fcaa99d5fa0 R15: 00007fff7dc85718 [ 148.852039][ T6572] [ 148.852046][ T6572] gfs2: fsid=syz:syz.s: about to withdraw this file system [ 148.864460][ T6575] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6572 [syz.0.39] __gfs2_lookup+0x8f/0x270 [ 148.870706][ T5844] gfs2: fsid=syz:syz.s: file system withdrawn [ 148.878996][ T6575] gfs2: fsid=syz:syz.s: H: s:SH f: e:0 p:6572 [syz.0.39] __gfs2_lookup+0x8f/0x270 [ 149.206553][ T6575] Oops: general protection fault, probably for non-canonical address 0xe7697c1177bc5d6c: 0000 [#1] SMP KASAN PTI [ 149.218456][ T6575] KASAN: maybe wild-memory-access in range [0x3b4c008bbde2eb60-0x3b4c008bbde2eb67] [ 149.227732][ T6575] CPU: 0 UID: 0 PID: 6575 Comm: syz.0.39 Not tainted syzkaller #0 PREEMPT(full) [ 149.236826][ T6575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 149.246951][ T6575] RIP: 0010:string+0x1bb/0x2b0 [ 149.251793][ T6575] Code: 9b ce f6 eb b3 41 c1 fd 10 4c 89 6c 24 10 49 8d 5d ff 45 31 ed 4b 8d 3c 2c 48 89 f8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 75 60 4b 8d 2c 2e 47 0f b6 3c 2c 31 ff 44 89 fe [ 149.271561][ T6575] RSP: 0018:ffffc90003d5ef00 EFLAGS: 00010007 [ 149.277618][ T6575] RAX: 0769801177bc5d6c RBX: 00000000fffffffe RCX: dffffc0000000000 [ 149.285670][ T6575] RDX: ffff88802ee13d00 RSI: 00000000ffff0a00 RDI: 3b4c008bbde2eb67 [ 149.293629][ T6575] RBP: ffffffff8bd29a9e R08: ffff88802ee13d00 R09: 0000000000000008 [ 149.301582][ T6575] R10: 0000000000000007 R11: 0000000000000000 R12: 3b4c008bbde2eb67 [ 149.309541][ T6575] R13: 0000000000000000 R14: ffffc90003d5f31a R15: 0000000000000030 [ 149.317502][ T6575] FS: 00007fcaa8dfe6c0(0000) GS:ffff888125c25000(0000) knlGS:0000000000000000 [ 149.326424][ T6575] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.332988][ T6575] CR2: 0000000000000000 CR3: 0000000078fd8000 CR4: 00000000003526f0 [ 149.340968][ T6575] Call Trace: [ 149.344235][ T6575] [ 149.347155][ T6575] vsnprintf+0x739/0xee0 [ 149.351385][ T6575] pointer+0x93f/0x1170 [ 149.355538][ T6575] ? __pfx_hlock_conflict+0x10/0x10 [ 149.360723][ T6575] ? __pfx_pointer+0x10/0x10 [ 149.365306][ T6575] ? __bfs+0x154/0x290 [ 149.369375][ T6575] ? __pfx_usage_match+0x10/0x10 [ 149.374311][ T6575] ? format_decode+0x60f/0xe10 [ 149.379102][ T6575] vsnprintf+0x614/0xee0 [ 149.383348][ T6575] vprintk_store+0x3c7/0xd00 [ 149.387928][ T6575] ? __pfx_vprintk_store+0x10/0x10 [ 149.393033][ T6575] ? __resched_curr+0x2d9/0x3e0 [ 149.397868][ T6575] ? __pfx___resched_curr+0x10/0x10 [ 149.403068][ T6575] ? irqentry_exit+0x5dd/0x660 [ 149.407837][ T6575] ? irqentry_exit+0x5dd/0x660 [ 149.412597][ T6575] ? trace_irq_disable+0x37/0x100 [ 149.417623][ T6575] ? is_printk_cpu_sync_owner+0x32/0x40 [ 149.423161][ T6575] vprintk_emit+0x1b8/0x5f0 [ 149.427658][ T6575] ? __pfx_vprintk_emit+0x10/0x10 [ 149.432667][ T6575] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 149.438548][ T6575] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 149.444869][ T6575] ? swake_up_one+0x78/0x140 [ 149.449458][ T6575] _printk+0xcf/0x120 [ 149.453449][ T6575] ? __pfx__printk+0x10/0x10 [ 149.458040][ T6575] gfs2_print_dbg+0x19a/0x1b0 [ 149.462727][ T6575] ? rcu_read_unlock_special+0x3d8/0x520 [ 149.468406][ T6575] ? __pfx_gfs2_print_dbg+0x10/0x10 [ 149.473620][ T6575] gfs2_dump_glock+0x1357/0x19c0 [ 149.478562][ T6575] ? gfs2_dump_glock+0xd35/0x19c0 [ 149.483582][ T6575] ? __pfx_gfs2_dump_glock+0x10/0x10 [ 149.488858][ T6575] ? preempt_count_add+0x91/0x190 [ 149.493871][ T6575] ? __pfx__printk+0x10/0x10 [ 149.498456][ T6575] ? __pfx__printk+0x10/0x10 [ 149.503043][ T6575] gfs2_consist_inode_i+0xf5/0x110 [ 149.508195][ T6575] gfs2_dirent_scan+0x545/0x690 [ 149.513043][ T6575] ? __pfx_gfs2_dirent_gather+0x10/0x10 [ 149.518593][ T6575] gfs2_dir_read+0x804/0x16f0 [ 149.523280][ T6575] ? __pfx_inode_dio_wait+0x10/0x10 [ 149.528461][ T6575] ? __pfx___might_resched+0x10/0x10 [ 149.533744][ T6575] ? __pfx_gfs2_dir_read+0x10/0x10 [ 149.538871][ T6575] ? gfs2_glock_nq+0xedd/0x15f0 [ 149.543731][ T6575] ? gfs2_glock_wait+0x20f/0x2a0 [ 149.548668][ T6575] gfs2_readdir+0x14c/0x1b0 [ 149.553171][ T6575] ? iterate_dir+0x292/0x570 [ 149.557754][ T6575] ? __pfx_gfs2_readdir+0x10/0x10 [ 149.562776][ T6575] ? iterate_dir+0x399/0x570 [ 149.567353][ T6575] ? iterate_dir+0x292/0x570 [ 149.571927][ T6575] ? down_read_killable+0x1bc/0x350 [ 149.577118][ T6575] iterate_dir+0x399/0x570 [ 149.581523][ T6575] __se_sys_getdents64+0xe4/0x260 [ 149.586537][ T6575] ? __pfx___se_sys_getdents64+0x10/0x10 [ 149.592150][ T6575] ? __pfx_filldir64+0x10/0x10 [ 149.596898][ T6575] ? do_syscall_64+0xbe/0xf80 [ 149.601568][ T6575] do_syscall_64+0xfa/0xf80 [ 149.606055][ T6575] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 149.612106][ T6575] ? clear_bhb_loop+0x60/0xb0 [ 149.616768][ T6575] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 149.622641][ T6575] RIP: 0033:0x7fcaa978eba9 [ 149.627038][ T6575] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 149.646625][ T6575] RSP: 002b:00007fcaa8dfe038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 149.655023][ T6575] RAX: ffffffffffffffda RBX: 00007fcaa99d6090 RCX: 00007fcaa978eba9 [ 149.662978][ T6575] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 [ 149.670928][ T6575] RBP: 00007fcaa9811e19 R08: 0000000000000000 R09: 0000000000000000 [ 149.678885][ T6575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 149.686835][ T6575] R13: 00007fcaa99d6128 R14: 00007fcaa99d6090 R15: 00007fff7dc85718 [ 149.694802][ T6575] [ 149.697837][ T6575] Modules linked in: [ 149.701739][ T6575] ---[ end trace 0000000000000000 ]--- [ 149.707184][ T6575] RIP: 0010:string+0x1bb/0x2b0 [ 149.711937][ T6575] Code: 9b ce f6 eb b3 41 c1 fd 10 4c 89 6c 24 10 49 8d 5d ff 45 31 ed 4b 8d 3c 2c 48 89 f8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <0f> b6 04 08 84 c0 75 60 4b 8d 2c 2e 47 0f b6 3c 2c 31 ff 44 89 fe [ 149.731611][ T6575] RSP: 0018:ffffc90003d5ef00 EFLAGS: 00010007 [ 149.737662][ T6575] RAX: 0769801177bc5d6c RBX: 00000000fffffffe RCX: dffffc0000000000 [ 149.745620][ T6575] RDX: ffff88802ee13d00 RSI: 00000000ffff0a00 RDI: 3b4c008bbde2eb67 [ 149.753661][ T6575] RBP: ffffffff8bd29a9e R08: ffff88802ee13d00 R09: 0000000000000008 [ 149.761613][ T6575] R10: 0000000000000007 R11: 0000000000000000 R12: 3b4c008bbde2eb67 [ 149.769569][ T6575] R13: 0000000000000000 R14: ffffc90003d5f31a R15: 0000000000000030 [ 149.777611][ T6575] FS: 00007fcaa8dfe6c0(0000) GS:ffff888125c25000(0000) knlGS:0000000000000000 [ 149.786623][ T6575] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 149.793188][ T6575] CR2: 0000000000000000 CR3: 0000000078fd8000 CR4: 00000000003526f0 [ 149.801146][ T6575] Kernel panic - not syncing: Fatal exception [ 149.807587][ T6575] Kernel Offset: disabled [ 149.811899][ T6575] Rebooting in 86400 seconds..