r:2 m:20 p:1
[ 169.796688][ T6774] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6774 [syz.0.71] __gfs2_lookup+0xac/0x2a0
[ 169.806103][ T6774] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 169.814260][ T6777] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 169.814507][ T6774] CPU: 0 UID: 0 PID: 6774 Comm: syz.0.71 Not tainted syzkaller #0 PREEMPT(full)
[ 169.814523][ T6774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 169.814531][ T6774] Call Trace:
[ 169.814538][ T6774]
[ 169.814544][ T6774] dump_stack_lvl+0xe8/0x150
[ 169.814572][ T6774] gfs2_withdraw+0xc3/0x1b0
[ 169.814590][ T6774] gfs2_dirent_scan+0x545/0x690
[ 169.814609][ T6774] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 169.814627][ T6774] gfs2_dirent_search+0x358/0x920
[ 169.814646][ T6774] ? gfs2_permission+0x383/0x460
[ 169.814661][ T6774] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 169.814674][ T6774] ? do_raw_spin_unlock+0xf5/0x210
[ 169.814692][ T6774] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 169.814707][ T6774] ? __pfx_gfs2_permission+0x10/0x10
[ 169.814731][ T6774] gfs2_dir_search+0x4c/0x220
[ 169.814750][ T6774] gfs2_lookupi+0x45b/0x640
[ 169.814771][ T6774] ? __pfx_gfs2_lookupi+0x10/0x10
[ 169.814785][ T6774] ? d_alloc_parallel+0x14c7/0x1610
[ 169.814803][ T6774] ? __gfs2_lookup+0xac/0x2a0
[ 169.814818][ T6774] ? look_up_lock_class+0x57/0x110
[ 169.814840][ T6774] ? d_alloc_parallel+0x366/0x1610
[ 169.814859][ T6774] __gfs2_lookup+0xac/0x2a0
[ 169.814878][ T6774] ? __pfx___gfs2_lookup+0x10/0x10
[ 169.814899][ T6774] ? __raw_spin_lock_init+0x45/0x100
[ 169.814916][ T6774] ? __init_waitqueue_head+0xa9/0x150
[ 169.814937][ T6774] __lookup_slow+0x2b7/0x410
[ 169.814961][ T6774] ? __pfx___lookup_slow+0x10/0x10
[ 169.814992][ T6774] ? down_read+0x270/0x2e0
[ 169.815015][ T6774] lookup_slow+0x53/0x70
[ 169.815035][ T6774] path_lookupat+0x3f5/0x8c0
[ 169.815069][ T6774] filename_lookup+0x256/0x5d0
[ 169.815094][ T6774] ? __pfx_filename_lookup+0x10/0x10
[ 169.815132][ T6774] ? __might_fault+0xaf/0x130
[ 169.815163][ T6774] vfs_statx+0xfc/0x200
[ 169.815184][ T6774] ? __pfx_vfs_statx+0x10/0x10
[ 169.815200][ T6774] ? strncpy_from_user+0x150/0x2b0
[ 169.815221][ T6774] ? do_getname+0x151/0x250
[ 169.815241][ T6774] vfs_fstatat+0x11b/0x170
[ 169.815261][ T6774] __x64_sys_newfstatat+0x151/0x200
[ 169.815283][ T6774] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 169.815374][ T6774] ? rcu_is_watching+0x15/0xb0
[ 169.815405][ T6774] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 169.815421][ T6774] do_syscall_64+0x15f/0xf80
[ 169.815440][ T6774] ? trace_irq_disable+0x3b/0x140
[ 169.815457][ T6774] ? clear_bhb_loop+0x40/0x90
[ 169.815476][ T6774] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 169.815491][ T6774] RIP: 0033:0x7f415079a379
[ 169.815506][ T6774] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 169.815518][ T6774] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 169.815535][ T6774] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 169.815545][ T6774] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 169.815555][ T6774] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 169.815564][ T6774] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 169.815573][ T6774] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 169.815599][ T6774]
[ 169.815605][ T6774] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 169.825245][ T6777] 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
[ 169.835052][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
[ 169.847683][ T6777] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6777 [syz.0.71] iterate_dir+0x399/0x570
[ 170.166701][ T6777] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 170.469519][ T6780] loop0: detected capacity change from 0 to 32768
[ 170.489064][ T6780] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 170.498251][ T6780] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 170.515592][ T6780] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 170.602843][ T6780] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 170.614717][ T6780] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 170.624865][ T6780] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 170.639927][ T6780] 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
[ 170.649052][ T6780] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6780 [syz.0.72] __gfs2_lookup+0xac/0x2a0
[ 170.658510][ T6780] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 170.666990][ T6780] CPU: 1 UID: 0 PID: 6780 Comm: syz.0.72 Not tainted syzkaller #0 PREEMPT(full)
[ 170.667008][ T6780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 170.667016][ T6780] Call Trace:
[ 170.667022][ T6780]
[ 170.667029][ T6780] dump_stack_lvl+0xe8/0x150
[ 170.667056][ T6780] gfs2_withdraw+0xc3/0x1b0
[ 170.667072][ T6780] gfs2_dirent_scan+0x545/0x690
[ 170.667088][ T6780] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 170.667107][ T6780] gfs2_dirent_search+0x358/0x920
[ 170.667125][ T6780] ? gfs2_permission+0x383/0x460
[ 170.667140][ T6780] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 170.667152][ T6780] ? do_raw_spin_unlock+0xf5/0x210
[ 170.667167][ T6780] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 170.667179][ T6780] ? __pfx_gfs2_permission+0x10/0x10
[ 170.667196][ T6780] gfs2_dir_search+0x4c/0x220
[ 170.667211][ T6780] gfs2_lookupi+0x45b/0x640
[ 170.667227][ T6780] ? __pfx_gfs2_lookupi+0x10/0x10
[ 170.667238][ T6780] ? d_alloc_parallel+0x14c7/0x1610
[ 170.667253][ T6780] ? __gfs2_lookup+0xac/0x2a0
[ 170.667271][ T6780] ? look_up_lock_class+0x57/0x110
[ 170.667289][ T6780] ? d_alloc_parallel+0x366/0x1610
[ 170.667304][ T6780] __gfs2_lookup+0xac/0x2a0
[ 170.667319][ T6780] ? __pfx___gfs2_lookup+0x10/0x10
[ 170.667336][ T6780] ? __raw_spin_lock_init+0x45/0x100
[ 170.667350][ T6780] ? __init_waitqueue_head+0xa9/0x150
[ 170.667367][ T6780] __lookup_slow+0x2b7/0x410
[ 170.667386][ T6780] ? __pfx___lookup_slow+0x10/0x10
[ 170.667410][ T6780] ? down_read+0x270/0x2e0
[ 170.667429][ T6780] lookup_slow+0x53/0x70
[ 170.667446][ T6780] path_lookupat+0x3f5/0x8c0
[ 170.667472][ T6780] filename_lookup+0x256/0x5d0
[ 170.667492][ T6780] ? __pfx_filename_lookup+0x10/0x10
[ 170.667523][ T6780] ? __might_fault+0xaf/0x130
[ 170.667550][ T6780] vfs_statx+0xfc/0x200
[ 170.667567][ T6780] ? __pfx_vfs_statx+0x10/0x10
[ 170.667580][ T6780] ? strncpy_from_user+0x150/0x2b0
[ 170.667598][ T6780] ? do_getname+0x151/0x250
[ 170.667614][ T6780] vfs_fstatat+0x11b/0x170
[ 170.667630][ T6780] __x64_sys_newfstatat+0x151/0x200
[ 170.667648][ T6780] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 170.667675][ T6780] ? rcu_is_watching+0x15/0xb0
[ 170.667699][ T6780] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 170.667712][ T6780] do_syscall_64+0x15f/0xf80
[ 170.667726][ T6780] ? trace_irq_disable+0x3b/0x140
[ 170.667740][ T6780] ? clear_bhb_loop+0x40/0x90
[ 170.667755][ T6780] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 170.667767][ T6780] RIP: 0033:0x7f415079a379
[ 170.667779][ T6780] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 170.667789][ T6780] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 170.667803][ T6780] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 170.667811][ T6780] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 170.667819][ T6780] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 170.667827][ T6780] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 170.667834][ T6780] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 170.667853][ T6780]
[ 170.667862][ T6780] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 170.984105][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
[ 171.282718][ T6785] loop0: detected capacity change from 0 to 32768
[ 171.297608][ T6785] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 171.311397][ T6785] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 171.329233][ T6785] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 171.409990][ T6785] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 171.422544][ T6785] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 171.432194][ T6785] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 171.448747][ T6785] 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
[ 171.457818][ T6785] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6785 [syz.0.73] __gfs2_lookup+0xac/0x2a0
[ 171.467300][ T6785] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 171.474379][ T6788] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 171.475707][ T6785] CPU: 1 UID: 0 PID: 6785 Comm: syz.0.73 Not tainted syzkaller #0 PREEMPT(full)
[ 171.475725][ T6785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 171.475732][ T6785] Call Trace:
[ 171.475738][ T6785]
[ 171.475745][ T6785] dump_stack_lvl+0xe8/0x150
[ 171.475774][ T6785] gfs2_withdraw+0xc3/0x1b0
[ 171.475792][ T6785] gfs2_dirent_scan+0x545/0x690
[ 171.475810][ T6785] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 171.475829][ T6785] gfs2_dirent_search+0x358/0x920
[ 171.475852][ T6785] ? gfs2_permission+0x383/0x460
[ 171.475866][ T6785] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 171.475880][ T6785] ? do_raw_spin_unlock+0xf5/0x210
[ 171.475898][ T6785] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 171.475913][ T6785] ? __pfx_gfs2_permission+0x10/0x10
[ 171.475936][ T6785] gfs2_dir_search+0x4c/0x220
[ 171.475956][ T6785] gfs2_lookupi+0x45b/0x640
[ 171.475977][ T6785] ? __pfx_gfs2_lookupi+0x10/0x10
[ 171.475991][ T6785] ? d_alloc_parallel+0x14c7/0x1610
[ 171.476009][ T6785] ? __gfs2_lookup+0xac/0x2a0
[ 171.476028][ T6785] ? look_up_lock_class+0x57/0x110
[ 171.476051][ T6785] ? d_alloc_parallel+0x366/0x1610
[ 171.476070][ T6785] __gfs2_lookup+0xac/0x2a0
[ 171.476089][ T6785] ? __pfx___gfs2_lookup+0x10/0x10
[ 171.476109][ T6785] ? __raw_spin_lock_init+0x45/0x100
[ 171.476127][ T6785] ? __init_waitqueue_head+0xa9/0x150
[ 171.476149][ T6785] __lookup_slow+0x2b7/0x410
[ 171.476178][ T6785] ? __pfx___lookup_slow+0x10/0x10
[ 171.476208][ T6785] ? down_read+0x270/0x2e0
[ 171.476232][ T6785] lookup_slow+0x53/0x70
[ 171.476253][ T6785] path_lookupat+0x3f5/0x8c0
[ 171.476286][ T6785] filename_lookup+0x256/0x5d0
[ 171.476310][ T6785] ? __pfx_filename_lookup+0x10/0x10
[ 171.476348][ T6785] ? __might_fault+0xaf/0x130
[ 171.476380][ T6785] vfs_statx+0xfc/0x200
[ 171.476401][ T6785] ? __pfx_vfs_statx+0x10/0x10
[ 171.476416][ T6785] ? strncpy_from_user+0x150/0x2b0
[ 171.476437][ T6785] ? do_getname+0x151/0x250
[ 171.476457][ T6785] vfs_fstatat+0x11b/0x170
[ 171.476477][ T6785] __x64_sys_newfstatat+0x151/0x200
[ 171.476499][ T6785] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 171.476535][ T6785] ? __pfx___se_sys_chdir+0x10/0x10
[ 171.476560][ T6785] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 171.476577][ T6785] do_syscall_64+0x15f/0xf80
[ 171.476596][ T6785] ? trace_irq_disable+0x3b/0x140
[ 171.476613][ T6785] ? clear_bhb_loop+0x40/0x90
[ 171.476631][ T6785] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 171.476646][ T6785] RIP: 0033:0x7f415079a379
[ 171.476660][ T6785] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 171.476673][ T6785] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 171.476689][ T6785] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 171.476700][ T6785] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 171.476710][ T6785] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 171.476720][ T6785] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 171.476729][ T6785] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 171.476754][ T6785]
[ 171.476834][ T6785] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 171.490337][ T6788] 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
[ 171.498056][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
[ 171.505086][ T6788] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6788 [syz.0.73] iterate_dir+0x399/0x570
[ 171.828377][ T6788] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 172.132710][ T6790] loop0: detected capacity change from 0 to 32768
[ 172.148175][ T6790] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 172.156787][ T6790] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 172.171234][ T6790] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 172.249688][ T6790] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 172.262473][ T6790] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 172.272423][ T6790] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 172.287639][ T6790] 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
[ 172.297051][ T6790] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6790 [syz.0.74] __gfs2_lookup+0xac/0x2a0
[ 172.306803][ T6790] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 172.315253][ T6790] CPU: 0 UID: 0 PID: 6790 Comm: syz.0.74 Not tainted syzkaller #0 PREEMPT(full)
[ 172.315272][ T6790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 172.315281][ T6790] Call Trace:
[ 172.315287][ T6790]
[ 172.315294][ T6790] dump_stack_lvl+0xe8/0x150
[ 172.315319][ T6790] gfs2_withdraw+0xc3/0x1b0
[ 172.315335][ T6790] gfs2_dirent_scan+0x545/0x690
[ 172.315352][ T6790] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 172.315370][ T6790] gfs2_dirent_search+0x358/0x920
[ 172.315389][ T6790] ? gfs2_permission+0x383/0x460
[ 172.315403][ T6790] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 172.315415][ T6790] ? do_raw_spin_unlock+0xf5/0x210
[ 172.315432][ T6790] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 172.315446][ T6790] ? __pfx_gfs2_permission+0x10/0x10
[ 172.315468][ T6790] gfs2_dir_search+0x4c/0x220
[ 172.315489][ T6790] gfs2_lookupi+0x45b/0x640
[ 172.315512][ T6790] ? __pfx_gfs2_lookupi+0x10/0x10
[ 172.315526][ T6790] ? d_alloc_parallel+0x14c7/0x1610
[ 172.315544][ T6790] ? __gfs2_lookup+0xac/0x2a0
[ 172.315560][ T6790] ? look_up_lock_class+0x57/0x110
[ 172.315582][ T6790] ? d_alloc_parallel+0x366/0x1610
[ 172.315602][ T6790] __gfs2_lookup+0xac/0x2a0
[ 172.315623][ T6790] ? __pfx___gfs2_lookup+0x10/0x10
[ 172.315643][ T6790] ? __raw_spin_lock_init+0x45/0x100
[ 172.315661][ T6790] ? __init_waitqueue_head+0xa9/0x150
[ 172.315682][ T6790] __lookup_slow+0x2b7/0x410
[ 172.315704][ T6790] ? __pfx___lookup_slow+0x10/0x10
[ 172.315732][ T6790] ? down_read+0x270/0x2e0
[ 172.315753][ T6790] lookup_slow+0x53/0x70
[ 172.315774][ T6790] path_lookupat+0x3f5/0x8c0
[ 172.315807][ T6790] filename_lookup+0x256/0x5d0
[ 172.315829][ T6790] ? __pfx_filename_lookup+0x10/0x10
[ 172.315866][ T6790] ? __might_fault+0xaf/0x130
[ 172.315895][ T6790] vfs_statx+0xfc/0x200
[ 172.315915][ T6790] ? __pfx_vfs_statx+0x10/0x10
[ 172.315929][ T6790] ? strncpy_from_user+0x150/0x2b0
[ 172.315951][ T6790] ? do_getname+0x151/0x250
[ 172.315970][ T6790] vfs_fstatat+0x11b/0x170
[ 172.315990][ T6790] __x64_sys_newfstatat+0x151/0x200
[ 172.316013][ T6790] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 172.316052][ T6790] ? rcu_is_watching+0x15/0xb0
[ 172.316093][ T6790] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 172.316110][ T6790] do_syscall_64+0x15f/0xf80
[ 172.316127][ T6790] ? trace_irq_disable+0x3b/0x140
[ 172.316145][ T6790] ? clear_bhb_loop+0x40/0x90
[ 172.316164][ T6790] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 172.316180][ T6790] RIP: 0033:0x7f415079a379
[ 172.316194][ T6790] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 172.316206][ T6790] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 172.316223][ T6790] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 172.316234][ T6790] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 172.316244][ T6790] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 172.316253][ T6790] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 172.316262][ T6790] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 172.316286][ T6790]
[ 172.625695][ T6790] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 172.633044][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
2026/04/10 09:35:31 executed programs: 60
[ 172.938144][ T6795] loop0: detected capacity change from 0 to 32768
[ 172.956652][ T6795] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 172.964874][ T6795] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 172.978919][ T6795] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 173.050063][ T6795] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 173.064979][ T6795] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 173.075505][ T6795] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 173.090022][ T6795] 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
[ 173.101699][ T6795] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6795 [syz.0.75] __gfs2_lookup+0xac/0x2a0
[ 173.111425][ T6795] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 173.118069][ T6798] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 173.120580][ T6795] CPU: 1 UID: 0 PID: 6795 Comm: syz.0.75 Not tainted syzkaller #0 PREEMPT(full)
[ 173.120600][ T6795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 173.120610][ T6795] Call Trace:
[ 173.120616][ T6795]
[ 173.120623][ T6795] dump_stack_lvl+0xe8/0x150
[ 173.120650][ T6795] gfs2_withdraw+0xc3/0x1b0
[ 173.120668][ T6795] gfs2_dirent_scan+0x545/0x690
[ 173.120685][ T6795] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 173.120704][ T6795] gfs2_dirent_search+0x358/0x920
[ 173.120722][ T6795] ? gfs2_permission+0x383/0x460
[ 173.120737][ T6795] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 173.120751][ T6795] ? do_raw_spin_unlock+0xf5/0x210
[ 173.120770][ T6795] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 173.120784][ T6795] ? __pfx_gfs2_permission+0x10/0x10
[ 173.120807][ T6795] gfs2_dir_search+0x4c/0x220
[ 173.120826][ T6795] gfs2_lookupi+0x45b/0x640
[ 173.120847][ T6795] ? __pfx_gfs2_lookupi+0x10/0x10
[ 173.120861][ T6795] ? d_alloc_parallel+0x14c7/0x1610
[ 173.120880][ T6795] ? __gfs2_lookup+0xac/0x2a0
[ 173.120895][ T6795] ? look_up_lock_class+0x57/0x110
[ 173.120918][ T6795] ? d_alloc_parallel+0x366/0x1610
[ 173.120936][ T6795] __gfs2_lookup+0xac/0x2a0
[ 173.120956][ T6795] ? __pfx___gfs2_lookup+0x10/0x10
[ 173.120976][ T6795] ? __raw_spin_lock_init+0x45/0x100
[ 173.120994][ T6795] ? __init_waitqueue_head+0xa9/0x150
[ 173.121022][ T6795] __lookup_slow+0x2b7/0x410
[ 173.121046][ T6795] ? __pfx___lookup_slow+0x10/0x10
[ 173.121077][ T6795] ? down_read+0x270/0x2e0
[ 173.121099][ T6795] lookup_slow+0x53/0x70
[ 173.121119][ T6795] path_lookupat+0x3f5/0x8c0
[ 173.121152][ T6795] filename_lookup+0x256/0x5d0
[ 173.121176][ T6795] ? __pfx_filename_lookup+0x10/0x10
[ 173.121214][ T6795] ? __might_fault+0xaf/0x130
[ 173.121245][ T6795] vfs_statx+0xfc/0x200
[ 173.121266][ T6795] ? __pfx_vfs_statx+0x10/0x10
[ 173.121281][ T6795] ? strncpy_from_user+0x150/0x2b0
[ 173.121303][ T6795] ? do_getname+0x151/0x250
[ 173.121324][ T6795] vfs_fstatat+0x11b/0x170
[ 173.121343][ T6795] __x64_sys_newfstatat+0x151/0x200
[ 173.121366][ T6795] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 173.121400][ T6795] ? rcu_is_watching+0x15/0xb0
[ 173.121429][ T6795] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 173.121445][ T6795] do_syscall_64+0x15f/0xf80
[ 173.121463][ T6795] ? trace_irq_disable+0x3b/0x140
[ 173.121480][ T6795] ? clear_bhb_loop+0x40/0x90
[ 173.121497][ T6795] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 173.121512][ T6795] RIP: 0033:0x7f415079a379
[ 173.121527][ T6795] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 173.121540][ T6795] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 173.121555][ T6795] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 173.121566][ T6795] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 173.121576][ T6795] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 173.121586][ T6795] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 173.121595][ T6795] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 173.121620][ T6795]
[ 173.121626][ T6795] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 173.129886][ T6798] 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
[ 173.138736][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 173.153027][ T6798] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6798 [syz.0.75] iterate_dir+0x399/0x570
[ 173.471267][ T6798] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 173.782751][ T6800] loop0: detected capacity change from 0 to 32768
[ 173.814949][ T6800] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 173.823346][ T6800] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 173.840340][ T6800] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 173.910186][ T6800] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 173.924145][ T6800] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 173.934244][ T6800] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 173.948996][ T6800] 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
[ 173.958489][ T6800] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6800 [syz.0.76] __gfs2_lookup+0xac/0x2a0
[ 173.968176][ T6800] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 173.976689][ T6800] CPU: 1 UID: 0 PID: 6800 Comm: syz.0.76 Not tainted syzkaller #0 PREEMPT(full)
[ 173.976708][ T6800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 173.976718][ T6800] Call Trace:
[ 173.976724][ T6800]
[ 173.976729][ T6800] dump_stack_lvl+0xe8/0x150
[ 173.976755][ T6800] gfs2_withdraw+0xc3/0x1b0
[ 173.976772][ T6800] gfs2_dirent_scan+0x545/0x690
[ 173.976789][ T6800] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 173.976807][ T6800] gfs2_dirent_search+0x358/0x920
[ 173.976827][ T6800] ? gfs2_permission+0x383/0x460
[ 173.976842][ T6800] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 173.976856][ T6800] ? do_raw_spin_unlock+0xf5/0x210
[ 173.976876][ T6800] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 173.976893][ T6800] ? __pfx_gfs2_permission+0x10/0x10
[ 173.976917][ T6800] gfs2_dir_search+0x4c/0x220
[ 173.976982][ T6800] gfs2_lookupi+0x45b/0x640
[ 173.977005][ T6800] ? __pfx_gfs2_lookupi+0x10/0x10
[ 173.977019][ T6800] ? d_alloc_parallel+0x14c7/0x1610
[ 173.977039][ T6800] ? __gfs2_lookup+0xac/0x2a0
[ 173.977054][ T6800] ? look_up_lock_class+0x57/0x110
[ 173.977083][ T6800] ? d_alloc_parallel+0x366/0x1610
[ 173.977102][ T6800] __gfs2_lookup+0xac/0x2a0
[ 173.977123][ T6800] ? __pfx___gfs2_lookup+0x10/0x10
[ 173.977144][ T6800] ? __raw_spin_lock_init+0x45/0x100
[ 173.977163][ T6800] ? __init_waitqueue_head+0xa9/0x150
[ 173.977183][ T6800] __lookup_slow+0x2b7/0x410
[ 173.977207][ T6800] ? __pfx___lookup_slow+0x10/0x10
[ 173.977239][ T6800] ? down_read+0x270/0x2e0
[ 173.977262][ T6800] lookup_slow+0x53/0x70
[ 173.977282][ T6800] path_lookupat+0x3f5/0x8c0
[ 173.977314][ T6800] filename_lookup+0x256/0x5d0
[ 173.977337][ T6800] ? __pfx_filename_lookup+0x10/0x10
[ 173.977377][ T6800] ? __might_fault+0xaf/0x130
[ 173.977411][ T6800] vfs_statx+0xfc/0x200
[ 173.977432][ T6800] ? __pfx_vfs_statx+0x10/0x10
[ 173.977449][ T6800] ? strncpy_from_user+0x150/0x2b0
[ 173.977472][ T6800] ? do_getname+0x151/0x250
[ 173.977493][ T6800] vfs_fstatat+0x11b/0x170
[ 173.977514][ T6800] __x64_sys_newfstatat+0x151/0x200
[ 173.977537][ T6800] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 173.977574][ T6800] ? rcu_is_watching+0x15/0xb0
[ 173.977603][ T6800] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 173.977621][ T6800] do_syscall_64+0x15f/0xf80
[ 173.977639][ T6800] ? trace_irq_disable+0x3b/0x140
[ 173.977656][ T6800] ? clear_bhb_loop+0x40/0x90
[ 173.977675][ T6800] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 173.977690][ T6800] RIP: 0033:0x7f415079a379
[ 173.977706][ T6800] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 173.977719][ T6800] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 173.977736][ T6800] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 173.977746][ T6800] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 173.977756][ T6800] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 173.977766][ T6800] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 173.977775][ T6800] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 173.977801][ T6800]
[ 173.977808][ T6800] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 174.295208][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 174.597314][ T6805] loop0: detected capacity change from 0 to 32768
[ 174.614927][ T6805] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 174.628643][ T6805] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 174.644890][ T6805] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 174.732471][ T6805] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 174.743629][ T6805] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 174.753343][ T6805] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 174.767790][ T6805] 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
[ 174.777065][ T6805] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6805 [syz.0.77] __gfs2_lookup+0xac/0x2a0
[ 174.787117][ T6805] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 174.795580][ T6805] CPU: 0 UID: 0 PID: 6805 Comm: syz.0.77 Not tainted syzkaller #0 PREEMPT(full)
[ 174.795599][ T6805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 174.795608][ T6805] Call Trace:
[ 174.795613][ T6805]
[ 174.795620][ T6805] dump_stack_lvl+0xe8/0x150
[ 174.795645][ T6805] gfs2_withdraw+0xc3/0x1b0
[ 174.795660][ T6805] gfs2_dirent_scan+0x545/0x690
[ 174.795678][ T6805] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 174.795697][ T6805] gfs2_dirent_search+0x358/0x920
[ 174.795715][ T6805] ? gfs2_permission+0x383/0x460
[ 174.795728][ T6805] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 174.795740][ T6805] ? do_raw_spin_unlock+0xf5/0x210
[ 174.795757][ T6805] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 174.795773][ T6805] ? __pfx_gfs2_permission+0x10/0x10
[ 174.795797][ T6805] gfs2_dir_search+0x4c/0x220
[ 174.795818][ T6805] gfs2_lookupi+0x45b/0x640
[ 174.795838][ T6805] ? __pfx_gfs2_lookupi+0x10/0x10
[ 174.795851][ T6805] ? d_alloc_parallel+0x14c7/0x1610
[ 174.795869][ T6805] ? __gfs2_lookup+0xac/0x2a0
[ 174.795884][ T6805] ? look_up_lock_class+0x57/0x110
[ 174.795906][ T6805] ? d_alloc_parallel+0x366/0x1610
[ 174.795925][ T6805] __gfs2_lookup+0xac/0x2a0
[ 174.795944][ T6805] ? __pfx___gfs2_lookup+0x10/0x10
[ 174.795965][ T6805] ? __raw_spin_lock_init+0x45/0x100
[ 174.795985][ T6805] ? __init_waitqueue_head+0xa9/0x150
[ 174.796006][ T6805] __lookup_slow+0x2b7/0x410
[ 174.796032][ T6805] ? __pfx___lookup_slow+0x10/0x10
[ 174.796060][ T6805] ? down_read+0x270/0x2e0
[ 174.796083][ T6805] lookup_slow+0x53/0x70
[ 174.796104][ T6805] path_lookupat+0x3f5/0x8c0
[ 174.796136][ T6805] filename_lookup+0x256/0x5d0
[ 174.796158][ T6805] ? __pfx_filename_lookup+0x10/0x10
[ 174.796203][ T6805] ? __might_fault+0xaf/0x130
[ 174.796232][ T6805] vfs_statx+0xfc/0x200
[ 174.796254][ T6805] ? __pfx_vfs_statx+0x10/0x10
[ 174.796269][ T6805] ? strncpy_from_user+0x150/0x2b0
[ 174.796292][ T6805] ? do_getname+0x151/0x250
[ 174.796311][ T6805] vfs_fstatat+0x11b/0x170
[ 174.796332][ T6805] __x64_sys_newfstatat+0x151/0x200
[ 174.796354][ T6805] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 174.796387][ T6805] ? __pfx___se_sys_chdir+0x10/0x10
[ 174.796412][ T6805] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 174.796427][ T6805] do_syscall_64+0x15f/0xf80
[ 174.796446][ T6805] ? clear_bhb_loop+0x40/0x90
[ 174.796463][ T6805] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 174.796476][ T6805] RIP: 0033:0x7f415079a379
[ 174.796491][ T6805] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 174.796503][ T6805] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 174.796519][ T6805] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 174.796530][ T6805] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 174.796539][ T6805] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 174.796549][ T6805] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 174.796558][ T6805] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 174.796581][ T6805]
[ 175.103537][ T6805] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 175.111117][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 175.409312][ T6810] loop0: detected capacity change from 0 to 32768
[ 175.426095][ T6810] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 175.438414][ T6810] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 175.452617][ T6810] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 175.527269][ T6810] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 175.540920][ T6810] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 175.551037][ T6810] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 175.566318][ T6810] 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
[ 175.575581][ T6810] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6810 [syz.0.78] __gfs2_lookup+0xac/0x2a0
[ 175.585069][ T6810] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 175.593556][ T6810] CPU: 1 UID: 0 PID: 6810 Comm: syz.0.78 Not tainted syzkaller #0 PREEMPT(full)
[ 175.593570][ T6810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 175.593577][ T6810] Call Trace:
[ 175.593582][ T6810]
[ 175.593587][ T6810] dump_stack_lvl+0xe8/0x150
[ 175.593606][ T6810] gfs2_withdraw+0xc3/0x1b0
[ 175.593617][ T6810] gfs2_dirent_scan+0x545/0x690
[ 175.593628][ T6810] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 175.593639][ T6810] gfs2_dirent_search+0x358/0x920
[ 175.593650][ T6810] ? gfs2_permission+0x383/0x460
[ 175.593659][ T6810] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 175.593667][ T6810] ? do_raw_spin_unlock+0xf5/0x210
[ 175.593680][ T6810] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 175.593688][ T6810] ? __pfx_gfs2_permission+0x10/0x10
[ 175.593702][ T6810] gfs2_dir_search+0x4c/0x220
[ 175.593713][ T6810] gfs2_lookupi+0x45b/0x640
[ 175.593725][ T6810] ? __pfx_gfs2_lookupi+0x10/0x10
[ 175.593734][ T6810] ? d_alloc_parallel+0x14c7/0x1610
[ 175.593745][ T6810] ? __gfs2_lookup+0xac/0x2a0
[ 175.593755][ T6810] ? look_up_lock_class+0x57/0x110
[ 175.593769][ T6810] ? d_alloc_parallel+0x366/0x1610
[ 175.593780][ T6810] __gfs2_lookup+0xac/0x2a0
[ 175.593792][ T6810] ? __pfx___gfs2_lookup+0x10/0x10
[ 175.593804][ T6810] ? __raw_spin_lock_init+0x45/0x100
[ 175.593815][ T6810] ? __init_waitqueue_head+0xa9/0x150
[ 175.593829][ T6810] __lookup_slow+0x2b7/0x410
[ 175.593846][ T6810] ? __pfx___lookup_slow+0x10/0x10
[ 175.593866][ T6810] ? down_read+0x270/0x2e0
[ 175.593881][ T6810] lookup_slow+0x53/0x70
[ 175.593894][ T6810] path_lookupat+0x3f5/0x8c0
[ 175.593914][ T6810] filename_lookup+0x256/0x5d0
[ 175.593929][ T6810] ? __pfx_filename_lookup+0x10/0x10
[ 175.593952][ T6810] ? __might_fault+0xaf/0x130
[ 175.593972][ T6810] vfs_statx+0xfc/0x200
[ 175.593985][ T6810] ? __pfx_vfs_statx+0x10/0x10
[ 175.593996][ T6810] ? strncpy_from_user+0x150/0x2b0
[ 175.594009][ T6810] ? do_getname+0x151/0x250
[ 175.594022][ T6810] vfs_fstatat+0x11b/0x170
[ 175.594035][ T6810] __x64_sys_newfstatat+0x151/0x200
[ 175.594050][ T6810] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 175.594070][ T6810] ? rcu_is_watching+0x15/0xb0
[ 175.594089][ T6810] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 175.594105][ T6810] do_syscall_64+0x15f/0xf80
[ 175.594118][ T6810] ? trace_irq_disable+0x3b/0x140
[ 175.594130][ T6810] ? clear_bhb_loop+0x40/0x90
[ 175.594141][ T6810] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 175.594150][ T6810] RIP: 0033:0x7f415079a379
[ 175.594161][ T6810] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 175.594169][ T6810] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 175.594179][ T6810] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 175.594186][ T6810] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 175.594192][ T6810] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 175.594198][ T6810] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 175.594204][ T6810] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 175.594218][ T6810]
[ 175.594222][ T6810] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 175.910464][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 176.220152][ T6815] loop0: detected capacity change from 0 to 32768
[ 176.237377][ T6815] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 176.246738][ T6815] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 176.262759][ T6815] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 176.347115][ T6815] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 176.358316][ T6815] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 176.368257][ T6815] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 176.383888][ T6815] 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
[ 176.392992][ T6815] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6815 [syz.0.79] __gfs2_lookup+0xac/0x2a0
[ 176.402460][ T6815] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 176.410948][ T6815] CPU: 1 UID: 0 PID: 6815 Comm: syz.0.79 Not tainted syzkaller #0 PREEMPT(full)
[ 176.410965][ T6815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 176.410973][ T6815] Call Trace:
[ 176.410979][ T6815]
[ 176.410985][ T6815] dump_stack_lvl+0xe8/0x150
[ 176.411010][ T6815] gfs2_withdraw+0xc3/0x1b0
[ 176.411041][ T6815] gfs2_dirent_scan+0x545/0x690
[ 176.411058][ T6815] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 176.411076][ T6815] gfs2_dirent_search+0x358/0x920
[ 176.411093][ T6815] ? gfs2_permission+0x383/0x460
[ 176.411105][ T6815] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 176.411118][ T6815] ? do_raw_spin_unlock+0xf5/0x210
[ 176.411136][ T6815] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 176.411151][ T6815] ? __pfx_gfs2_permission+0x10/0x10
[ 176.411177][ T6815] gfs2_dir_search+0x4c/0x220
[ 176.411197][ T6815] gfs2_lookupi+0x45b/0x640
[ 176.411229][ T6815] ? __pfx_gfs2_lookupi+0x10/0x10
[ 176.411244][ T6815] ? d_alloc_parallel+0x14c7/0x1610
[ 176.411264][ T6815] ? __gfs2_lookup+0xac/0x2a0
[ 176.411279][ T6815] ? look_up_lock_class+0x57/0x110
[ 176.411301][ T6815] ? d_alloc_parallel+0x366/0x1610
[ 176.411321][ T6815] __gfs2_lookup+0xac/0x2a0
[ 176.411341][ T6815] ? __pfx___gfs2_lookup+0x10/0x10
[ 176.411363][ T6815] ? __raw_spin_lock_init+0x45/0x100
[ 176.411381][ T6815] ? __init_waitqueue_head+0xa9/0x150
[ 176.411403][ T6815] __lookup_slow+0x2b7/0x410
[ 176.411427][ T6815] ? __pfx___lookup_slow+0x10/0x10
[ 176.411458][ T6815] ? down_read+0x270/0x2e0
[ 176.411482][ T6815] lookup_slow+0x53/0x70
[ 176.411503][ T6815] path_lookupat+0x3f5/0x8c0
[ 176.411537][ T6815] filename_lookup+0x256/0x5d0
[ 176.411560][ T6815] ? __pfx_filename_lookup+0x10/0x10
[ 176.411597][ T6815] ? __might_fault+0xaf/0x130
[ 176.411629][ T6815] vfs_statx+0xfc/0x200
[ 176.411650][ T6815] ? __pfx_vfs_statx+0x10/0x10
[ 176.411666][ T6815] ? strncpy_from_user+0x150/0x2b0
[ 176.411689][ T6815] ? do_getname+0x151/0x250
[ 176.411710][ T6815] vfs_fstatat+0x11b/0x170
[ 176.411731][ T6815] __x64_sys_newfstatat+0x151/0x200
[ 176.411754][ T6815] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 176.411788][ T6815] ? rcu_is_watching+0x15/0xb0
[ 176.411818][ T6815] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 176.411836][ T6815] do_syscall_64+0x15f/0xf80
[ 176.411855][ T6815] ? trace_irq_disable+0x3b/0x140
[ 176.411873][ T6815] ? clear_bhb_loop+0x40/0x90
[ 176.411892][ T6815] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 176.411907][ T6815] RIP: 0033:0x7f415079a379
[ 176.411923][ T6815] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 176.411935][ T6815] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 176.411952][ T6815] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 176.411963][ T6815] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 176.411974][ T6815] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 176.411983][ T6815] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 176.411993][ T6815] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 176.412025][ T6815]
[ 176.412032][ T6815] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 176.729028][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 177.027587][ T6820] loop0: detected capacity change from 0 to 32768
[ 177.044417][ T6820] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 177.058790][ T6820] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 177.075685][ T6820] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 177.160485][ T6820] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 177.172481][ T6820] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 177.182370][ T6820] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 177.197633][ T6820] 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
[ 177.206740][ T6820] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6820 [syz.0.80] __gfs2_lookup+0xac/0x2a0
[ 177.216202][ T6820] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 177.224692][ T6820] CPU: 1 UID: 0 PID: 6820 Comm: syz.0.80 Not tainted syzkaller #0 PREEMPT(full)
[ 177.224711][ T6820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 177.224718][ T6820] Call Trace:
[ 177.224725][ T6820]
[ 177.224731][ T6820] dump_stack_lvl+0xe8/0x150
[ 177.224756][ T6820] gfs2_withdraw+0xc3/0x1b0
[ 177.224773][ T6820] gfs2_dirent_scan+0x545/0x690
[ 177.224789][ T6820] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 177.224808][ T6820] gfs2_dirent_search+0x358/0x920
[ 177.224826][ T6820] ? gfs2_permission+0x383/0x460
[ 177.224840][ T6820] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 177.224853][ T6820] ? do_raw_spin_unlock+0xf5/0x210
[ 177.224871][ T6820] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 177.224885][ T6820] ? __pfx_gfs2_permission+0x10/0x10
[ 177.224919][ T6820] gfs2_dir_search+0x4c/0x220
[ 177.224940][ T6820] gfs2_lookupi+0x45b/0x640
[ 177.224961][ T6820] ? __pfx_gfs2_lookupi+0x10/0x10
[ 177.224974][ T6820] ? d_alloc_parallel+0x14c7/0x1610
[ 177.224993][ T6820] ? __gfs2_lookup+0xac/0x2a0
[ 177.225009][ T6820] ? look_up_lock_class+0x57/0x110
[ 177.225032][ T6820] ? d_alloc_parallel+0x366/0x1610
[ 177.225052][ T6820] __gfs2_lookup+0xac/0x2a0
[ 177.225071][ T6820] ? __pfx___gfs2_lookup+0x10/0x10
[ 177.225090][ T6820] ? __raw_spin_lock_init+0x45/0x100
[ 177.225108][ T6820] ? __init_waitqueue_head+0xa9/0x150
[ 177.225127][ T6820] __lookup_slow+0x2b7/0x410
[ 177.225149][ T6820] ? __pfx___lookup_slow+0x10/0x10
[ 177.225176][ T6820] ? down_read+0x270/0x2e0
[ 177.225199][ T6820] lookup_slow+0x53/0x70
[ 177.225219][ T6820] path_lookupat+0x3f5/0x8c0
[ 177.225252][ T6820] filename_lookup+0x256/0x5d0
[ 177.225275][ T6820] ? __pfx_filename_lookup+0x10/0x10
[ 177.225314][ T6820] ? __might_fault+0xaf/0x130
[ 177.225346][ T6820] vfs_statx+0xfc/0x200
[ 177.225367][ T6820] ? __pfx_vfs_statx+0x10/0x10
[ 177.225383][ T6820] ? strncpy_from_user+0x150/0x2b0
[ 177.225406][ T6820] ? do_getname+0x151/0x250
[ 177.225425][ T6820] vfs_fstatat+0x11b/0x170
[ 177.225448][ T6820] __x64_sys_newfstatat+0x151/0x200
[ 177.225469][ T6820] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 177.225501][ T6820] ? __pfx___se_sys_chdir+0x10/0x10
[ 177.225524][ T6820] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 177.225540][ T6820] do_syscall_64+0x15f/0xf80
[ 177.225559][ T6820] ? trace_irq_disable+0x3b/0x140
[ 177.225576][ T6820] ? clear_bhb_loop+0x40/0x90
[ 177.225595][ T6820] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 177.225610][ T6820] RIP: 0033:0x7f415079a379
[ 177.225625][ T6820] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 177.225637][ T6820] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 177.225653][ T6820] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 177.225663][ T6820] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 177.225673][ T6820] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 177.225681][ T6820] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 177.225689][ T6820] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 177.225713][ T6820]
[ 177.225720][ T6820] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 177.543104][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
[ 177.838565][ T6825] loop0: detected capacity change from 0 to 32768
[ 177.852693][ T6825] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 177.861511][ T6825] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 177.888291][ T6825] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 177.974345][ T6825] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 177.985017][ T6825] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 177.994726][ T6825] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 178.009125][ T6825] 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
[ 178.018831][ T6825] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6825 [syz.0.81] __gfs2_lookup+0xac/0x2a0
[ 178.028772][ T6825] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 178.037533][ T6825] CPU: 1 UID: 0 PID: 6825 Comm: syz.0.81 Not tainted syzkaller #0 PREEMPT(full)
[ 178.037553][ T6825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 178.037563][ T6825] Call Trace:
[ 178.037569][ T6825]
[ 178.037576][ T6825] dump_stack_lvl+0xe8/0x150
[ 178.037603][ T6825] gfs2_withdraw+0xc3/0x1b0
[ 178.037631][ T6825] gfs2_dirent_scan+0x545/0x690
[ 178.037650][ T6825] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 178.037668][ T6825] gfs2_dirent_search+0x358/0x920
[ 178.037685][ T6825] ? gfs2_permission+0x383/0x460
[ 178.037699][ T6825] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 178.037712][ T6825] ? do_raw_spin_unlock+0xf5/0x210
[ 178.037730][ T6825] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 178.037743][ T6825] ? __pfx_gfs2_permission+0x10/0x10
[ 178.037764][ T6825] gfs2_dir_search+0x4c/0x220
[ 178.037782][ T6825] gfs2_lookupi+0x45b/0x640
[ 178.037803][ T6825] ? __pfx_gfs2_lookupi+0x10/0x10
[ 178.037816][ T6825] ? d_alloc_parallel+0x14c7/0x1610
[ 178.037833][ T6825] ? __gfs2_lookup+0xac/0x2a0
[ 178.037847][ T6825] ? look_up_lock_class+0x57/0x110
[ 178.037869][ T6825] ? d_alloc_parallel+0x366/0x1610
[ 178.037887][ T6825] __gfs2_lookup+0xac/0x2a0
[ 178.037905][ T6825] ? __pfx___gfs2_lookup+0x10/0x10
[ 178.037927][ T6825] ? __raw_spin_lock_init+0x45/0x100
[ 178.037945][ T6825] ? __init_waitqueue_head+0xa9/0x150
[ 178.037965][ T6825] __lookup_slow+0x2b7/0x410
[ 178.037988][ T6825] ? __pfx___lookup_slow+0x10/0x10
[ 178.038019][ T6825] ? down_read+0x270/0x2e0
[ 178.038042][ T6825] lookup_slow+0x53/0x70
[ 178.038063][ T6825] path_lookupat+0x3f5/0x8c0
[ 178.038095][ T6825] filename_lookup+0x256/0x5d0
[ 178.038118][ T6825] ? __pfx_filename_lookup+0x10/0x10
[ 178.038154][ T6825] ? __might_fault+0xaf/0x130
[ 178.038185][ T6825] vfs_statx+0xfc/0x200
[ 178.038205][ T6825] ? __pfx_vfs_statx+0x10/0x10
[ 178.038220][ T6825] ? strncpy_from_user+0x150/0x2b0
[ 178.038242][ T6825] ? do_getname+0x151/0x250
[ 178.038261][ T6825] vfs_fstatat+0x11b/0x170
[ 178.038281][ T6825] __x64_sys_newfstatat+0x151/0x200
[ 178.038303][ T6825] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 178.038336][ T6825] ? rcu_is_watching+0x15/0xb0
[ 178.038366][ T6825] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 178.038380][ T6825] do_syscall_64+0x15f/0xf80
[ 178.038399][ T6825] ? trace_irq_disable+0x3b/0x140
[ 178.038416][ T6825] ? clear_bhb_loop+0x40/0x90
[ 178.038435][ T6825] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 178.038450][ T6825] RIP: 0033:0x7f415079a379
[ 178.038465][ T6825] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 178.038478][ T6825] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 178.038494][ T6825] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 178.038505][ T6825] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 178.038515][ T6825] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 178.038523][ T6825] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 178.038531][ T6825] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 178.038557][ T6825]
[ 178.038563][ T6825] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 178.356003][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
2026/04/10 09:35:36 executed programs: 67
[ 178.654308][ T6830] loop0: detected capacity change from 0 to 32768
[ 178.668823][ T6830] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 178.691188][ T6830] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 178.707658][ T6830] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 178.789358][ T6830] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 178.801597][ T6830] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 178.811572][ T6830] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 178.825948][ T6830] 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
[ 178.835614][ T6830] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6830 [syz.0.82] __gfs2_lookup+0xac/0x2a0
[ 178.845083][ T6830] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 178.853874][ T6830] CPU: 0 UID: 0 PID: 6830 Comm: syz.0.82 Not tainted syzkaller #0 PREEMPT(full)
[ 178.853888][ T6830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 178.853894][ T6830] Call Trace:
[ 178.853898][ T6830]
[ 178.853901][ T6830] dump_stack_lvl+0xe8/0x150
[ 178.853921][ T6830] gfs2_withdraw+0xc3/0x1b0
[ 178.853932][ T6830] gfs2_dirent_scan+0x545/0x690
[ 178.853943][ T6830] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 178.853954][ T6830] gfs2_dirent_search+0x358/0x920
[ 178.853965][ T6830] ? gfs2_permission+0x383/0x460
[ 178.853974][ T6830] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 178.853982][ T6830] ? do_raw_spin_unlock+0xf5/0x210
[ 178.853994][ T6830] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 178.854003][ T6830] ? __pfx_gfs2_permission+0x10/0x10
[ 178.854016][ T6830] gfs2_dir_search+0x4c/0x220
[ 178.854027][ T6830] gfs2_lookupi+0x45b/0x640
[ 178.854039][ T6830] ? __pfx_gfs2_lookupi+0x10/0x10
[ 178.854048][ T6830] ? d_alloc_parallel+0x14c7/0x1610
[ 178.854059][ T6830] ? __gfs2_lookup+0xac/0x2a0
[ 178.854069][ T6830] ? look_up_lock_class+0x57/0x110
[ 178.854083][ T6830] ? d_alloc_parallel+0x366/0x1610
[ 178.854094][ T6830] __gfs2_lookup+0xac/0x2a0
[ 178.854105][ T6830] ? __pfx___gfs2_lookup+0x10/0x10
[ 178.854118][ T6830] ? __raw_spin_lock_init+0x45/0x100
[ 178.854129][ T6830] ? __init_waitqueue_head+0xa9/0x150
[ 178.854142][ T6830] __lookup_slow+0x2b7/0x410
[ 178.854157][ T6830] ? __pfx___lookup_slow+0x10/0x10
[ 178.854176][ T6830] ? down_read+0x270/0x2e0
[ 178.854191][ T6830] lookup_slow+0x53/0x70
[ 178.854204][ T6830] path_lookupat+0x3f5/0x8c0
[ 178.854223][ T6830] filename_lookup+0x256/0x5d0
[ 178.854239][ T6830] ? __pfx_filename_lookup+0x10/0x10
[ 178.854262][ T6830] ? __might_fault+0xaf/0x130
[ 178.854282][ T6830] vfs_statx+0xfc/0x200
[ 178.854295][ T6830] ? __pfx_vfs_statx+0x10/0x10
[ 178.854305][ T6830] ? strncpy_from_user+0x150/0x2b0
[ 178.854319][ T6830] ? do_getname+0x151/0x250
[ 178.854331][ T6830] vfs_fstatat+0x11b/0x170
[ 178.854344][ T6830] __x64_sys_newfstatat+0x151/0x200
[ 178.854357][ T6830] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 178.854378][ T6830] ? rcu_is_watching+0x15/0xb0
[ 178.854397][ T6830] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 178.854407][ T6830] do_syscall_64+0x15f/0xf80
[ 178.854418][ T6830] ? trace_irq_disable+0x3b/0x140
[ 178.854429][ T6830] ? clear_bhb_loop+0x40/0x90
[ 178.854440][ T6830] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 178.854449][ T6830] RIP: 0033:0x7f415079a379
[ 178.854459][ T6830] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 178.854467][ T6830] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 178.854477][ T6830] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 178.854484][ T6830] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 178.854490][ T6830] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 178.854495][ T6830] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 178.854501][ T6830] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 178.854515][ T6830]
[ 178.854519][ T6830] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 179.172453][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 179.478829][ T6835] loop0: detected capacity change from 0 to 32768
[ 179.491494][ T6835] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 179.508137][ T6835] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 179.521439][ T6835] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 179.602790][ T6835] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 179.614295][ T6835] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 179.624377][ T6835] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 179.639053][ T6835] 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
[ 179.648481][ T6835] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6835 [syz.0.83] __gfs2_lookup+0xac/0x2a0
[ 179.659778][ T6835] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 179.668621][ T6835] CPU: 1 UID: 0 PID: 6835 Comm: syz.0.83 Not tainted syzkaller #0 PREEMPT(full)
[ 179.668646][ T6835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 179.668655][ T6835] Call Trace:
[ 179.668663][ T6835]
[ 179.668669][ T6835] dump_stack_lvl+0xe8/0x150
[ 179.668697][ T6835] gfs2_withdraw+0xc3/0x1b0
[ 179.668711][ T6835] gfs2_dirent_scan+0x545/0x690
[ 179.668728][ T6835] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 179.668740][ T6835] gfs2_dirent_search+0x358/0x920
[ 179.668751][ T6835] ? gfs2_permission+0x383/0x460
[ 179.668760][ T6835] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 179.668768][ T6835] ? do_raw_spin_unlock+0xf5/0x210
[ 179.668780][ T6835] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 179.668790][ T6835] ? __pfx_gfs2_permission+0x10/0x10
[ 179.668803][ T6835] gfs2_dir_search+0x4c/0x220
[ 179.668815][ T6835] gfs2_lookupi+0x45b/0x640
[ 179.668827][ T6835] ? __pfx_gfs2_lookupi+0x10/0x10
[ 179.668835][ T6835] ? d_alloc_parallel+0x14c7/0x1610
[ 179.668847][ T6835] ? __gfs2_lookup+0xac/0x2a0
[ 179.668857][ T6835] ? look_up_lock_class+0x57/0x110
[ 179.668871][ T6835] ? d_alloc_parallel+0x366/0x1610
[ 179.668882][ T6835] __gfs2_lookup+0xac/0x2a0
[ 179.668894][ T6835] ? __pfx___gfs2_lookup+0x10/0x10
[ 179.668907][ T6835] ? __raw_spin_lock_init+0x45/0x100
[ 179.668918][ T6835] ? __init_waitqueue_head+0xa9/0x150
[ 179.668938][ T6835] __lookup_slow+0x2b7/0x410
[ 179.668961][ T6835] ? __pfx___lookup_slow+0x10/0x10
[ 179.668989][ T6835] ? down_read+0x270/0x2e0
[ 179.669014][ T6835] lookup_slow+0x53/0x70
[ 179.669029][ T6835] path_lookupat+0x3f5/0x8c0
[ 179.669048][ T6835] filename_lookup+0x256/0x5d0
[ 179.669064][ T6835] ? __pfx_filename_lookup+0x10/0x10
[ 179.669087][ T6835] ? __might_fault+0xaf/0x130
[ 179.669107][ T6835] vfs_statx+0xfc/0x200
[ 179.669121][ T6835] ? __pfx_vfs_statx+0x10/0x10
[ 179.669131][ T6835] ? strncpy_from_user+0x150/0x2b0
[ 179.669145][ T6835] ? do_getname+0x151/0x250
[ 179.669158][ T6835] vfs_fstatat+0x11b/0x170
[ 179.669171][ T6835] __x64_sys_newfstatat+0x151/0x200
[ 179.669185][ T6835] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 179.669206][ T6835] ? rcu_is_watching+0x15/0xb0
[ 179.669225][ T6835] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 179.669235][ T6835] do_syscall_64+0x15f/0xf80
[ 179.669247][ T6835] ? trace_irq_disable+0x3b/0x140
[ 179.669259][ T6835] ? clear_bhb_loop+0x40/0x90
[ 179.669270][ T6835] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 179.669279][ T6835] RIP: 0033:0x7f415079a379
[ 179.669289][ T6835] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 179.669297][ T6835] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 179.669307][ T6835] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 179.669314][ T6835] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 179.669320][ T6835] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 179.669326][ T6835] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 179.669331][ T6835] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 179.669346][ T6835]
[ 179.669411][ T6835] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 179.986369][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 180.289246][ T6840] loop0: detected capacity change from 0 to 32768
[ 180.303512][ T6840] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 180.311872][ T6840] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 180.326536][ T6840] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 180.386189][ T6840] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 180.398886][ T6840] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 180.409200][ T6840] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 180.423615][ T6840] 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
[ 180.432833][ T6840] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6840 [syz.0.84] __gfs2_lookup+0xac/0x2a0
[ 180.442794][ T6840] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 180.451501][ T6840] CPU: 1 UID: 0 PID: 6840 Comm: syz.0.84 Not tainted syzkaller #0 PREEMPT(full)
[ 180.451521][ T6840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 180.451530][ T6840] Call Trace:
[ 180.451536][ T6840]
[ 180.451542][ T6840] dump_stack_lvl+0xe8/0x150
[ 180.451566][ T6840] gfs2_withdraw+0xc3/0x1b0
[ 180.451580][ T6840] gfs2_dirent_scan+0x545/0x690
[ 180.451595][ T6840] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 180.451613][ T6840] gfs2_dirent_search+0x358/0x920
[ 180.451631][ T6840] ? gfs2_permission+0x383/0x460
[ 180.451644][ T6840] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 180.451653][ T6840] ? do_raw_spin_unlock+0xf5/0x210
[ 180.451672][ T6840] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 180.451681][ T6840] ? __pfx_gfs2_permission+0x10/0x10
[ 180.451695][ T6840] gfs2_dir_search+0x4c/0x220
[ 180.451706][ T6840] gfs2_lookupi+0x45b/0x640
[ 180.451719][ T6840] ? __pfx_gfs2_lookupi+0x10/0x10
[ 180.451727][ T6840] ? d_alloc_parallel+0x14c7/0x1610
[ 180.451739][ T6840] ? __gfs2_lookup+0xac/0x2a0
[ 180.451748][ T6840] ? look_up_lock_class+0x57/0x110
[ 180.451762][ T6840] ? d_alloc_parallel+0x366/0x1610
[ 180.451774][ T6840] __gfs2_lookup+0xac/0x2a0
[ 180.451785][ T6840] ? __pfx___gfs2_lookup+0x10/0x10
[ 180.451798][ T6840] ? __raw_spin_lock_init+0x45/0x100
[ 180.451809][ T6840] ? __init_waitqueue_head+0xa9/0x150
[ 180.451823][ T6840] __lookup_slow+0x2b7/0x410
[ 180.451838][ T6840] ? __pfx___lookup_slow+0x10/0x10
[ 180.451857][ T6840] ? down_read+0x270/0x2e0
[ 180.451872][ T6840] lookup_slow+0x53/0x70
[ 180.451885][ T6840] path_lookupat+0x3f5/0x8c0
[ 180.451905][ T6840] filename_lookup+0x256/0x5d0
[ 180.451920][ T6840] ? __pfx_filename_lookup+0x10/0x10
[ 180.451959][ T6840] ? __might_fault+0xaf/0x130
[ 180.451980][ T6840] vfs_statx+0xfc/0x200
[ 180.451993][ T6840] ? __pfx_vfs_statx+0x10/0x10
[ 180.452003][ T6840] ? strncpy_from_user+0x150/0x2b0
[ 180.452018][ T6840] ? do_getname+0x151/0x250
[ 180.452030][ T6840] vfs_fstatat+0x11b/0x170
[ 180.452043][ T6840] __x64_sys_newfstatat+0x151/0x200
[ 180.452057][ T6840] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 180.452077][ T6840] ? rcu_is_watching+0x15/0xb0
[ 180.452096][ T6840] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 180.452106][ T6840] do_syscall_64+0x15f/0xf80
[ 180.452119][ T6840] ? trace_irq_disable+0x3b/0x140
[ 180.452131][ T6840] ? clear_bhb_loop+0x40/0x90
[ 180.452142][ T6840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 180.452151][ T6840] RIP: 0033:0x7f415079a379
[ 180.452161][ T6840] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 180.452169][ T6840] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 180.452180][ T6840] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 180.452187][ T6840] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 180.452192][ T6840] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 180.452198][ T6840] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 180.452203][ T6840] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 180.452218][ T6840]
[ 180.452222][ T6840] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 180.769425][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
[ 181.073563][ T6845] loop0: detected capacity change from 0 to 32768
[ 181.097949][ T6845] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 181.106291][ T6845] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 181.120112][ T6845] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 181.199849][ T6845] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 181.212858][ T6845] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 181.222658][ T6845] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 181.237680][ T6845] 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
[ 181.247219][ T6845] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6845 [syz.0.85] __gfs2_lookup+0xac/0x2a0
[ 181.256685][ T6845] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 181.265220][ T6845] CPU: 1 UID: 0 PID: 6845 Comm: syz.0.85 Not tainted syzkaller #0 PREEMPT(full)
[ 181.265239][ T6845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 181.265248][ T6845] Call Trace:
[ 181.265254][ T6845]
[ 181.265260][ T6845] dump_stack_lvl+0xe8/0x150
[ 181.265285][ T6845] gfs2_withdraw+0xc3/0x1b0
[ 181.265301][ T6845] gfs2_dirent_scan+0x545/0x690
[ 181.265319][ T6845] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 181.265338][ T6845] gfs2_dirent_search+0x358/0x920
[ 181.265357][ T6845] ? gfs2_permission+0x383/0x460
[ 181.265370][ T6845] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 181.265382][ T6845] ? do_raw_spin_unlock+0xf5/0x210
[ 181.265400][ T6845] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 181.265415][ T6845] ? __pfx_gfs2_permission+0x10/0x10
[ 181.265437][ T6845] gfs2_dir_search+0x4c/0x220
[ 181.265457][ T6845] gfs2_lookupi+0x45b/0x640
[ 181.265480][ T6845] ? __pfx_gfs2_lookupi+0x10/0x10
[ 181.265495][ T6845] ? d_alloc_parallel+0x14c7/0x1610
[ 181.265514][ T6845] ? __gfs2_lookup+0xac/0x2a0
[ 181.265528][ T6845] ? look_up_lock_class+0x57/0x110
[ 181.265551][ T6845] ? d_alloc_parallel+0x366/0x1610
[ 181.265570][ T6845] __gfs2_lookup+0xac/0x2a0
[ 181.265597][ T6845] ? __pfx___gfs2_lookup+0x10/0x10
[ 181.265620][ T6845] ? __raw_spin_lock_init+0x45/0x100
[ 181.265637][ T6845] ? __init_waitqueue_head+0xa9/0x150
[ 181.265657][ T6845] __lookup_slow+0x2b7/0x410
[ 181.265679][ T6845] ? __pfx___lookup_slow+0x10/0x10
[ 181.265707][ T6845] ? down_read+0x270/0x2e0
[ 181.265727][ T6845] lookup_slow+0x53/0x70
[ 181.265747][ T6845] path_lookupat+0x3f5/0x8c0
[ 181.265777][ T6845] filename_lookup+0x256/0x5d0
[ 181.265800][ T6845] ? __pfx_filename_lookup+0x10/0x10
[ 181.265836][ T6845] ? __might_fault+0xaf/0x130
[ 181.265868][ T6845] vfs_statx+0xfc/0x200
[ 181.265889][ T6845] ? __pfx_vfs_statx+0x10/0x10
[ 181.265905][ T6845] ? strncpy_from_user+0x150/0x2b0
[ 181.265928][ T6845] ? do_getname+0x151/0x250
[ 181.265948][ T6845] vfs_fstatat+0x11b/0x170
[ 181.265969][ T6845] __x64_sys_newfstatat+0x151/0x200
[ 181.265989][ T6845] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 181.266026][ T6845] ? __pfx___se_sys_chdir+0x10/0x10
[ 181.266050][ T6845] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 181.266066][ T6845] do_syscall_64+0x15f/0xf80
[ 181.266084][ T6845] ? trace_irq_disable+0x3b/0x140
[ 181.266102][ T6845] ? clear_bhb_loop+0x40/0x90
[ 181.266122][ T6845] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 181.266137][ T6845] RIP: 0033:0x7f415079a379
[ 181.266153][ T6845] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 181.266166][ T6845] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 181.266183][ T6845] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 181.266195][ T6845] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 181.266205][ T6845] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 181.266215][ T6845] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 181.266224][ T6845] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 181.266251][ T6845]
[ 181.574487][ T6845] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 181.581908][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 181.878171][ T6850] loop0: detected capacity change from 0 to 32768
[ 181.906718][ T6850] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 181.915365][ T6850] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 181.929440][ T6850] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 182.008327][ T6850] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 182.022023][ T6850] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 182.032415][ T6850] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 182.048094][ T6850] 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
[ 182.057712][ T6850] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6850 [syz.0.86] __gfs2_lookup+0xac/0x2a0
[ 182.067239][ T6850] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 182.075731][ T6850] CPU: 1 UID: 0 PID: 6850 Comm: syz.0.86 Not tainted syzkaller #0 PREEMPT(full)
[ 182.075750][ T6850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 182.075759][ T6850] Call Trace:
[ 182.075767][ T6850]
[ 182.075774][ T6850] dump_stack_lvl+0xe8/0x150
[ 182.075799][ T6850] gfs2_withdraw+0xc3/0x1b0
[ 182.075816][ T6850] gfs2_dirent_scan+0x545/0x690
[ 182.075832][ T6850] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 182.075851][ T6850] gfs2_dirent_search+0x358/0x920
[ 182.075869][ T6850] ? gfs2_permission+0x383/0x460
[ 182.075883][ T6850] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 182.075896][ T6850] ? do_raw_spin_unlock+0xf5/0x210
[ 182.075914][ T6850] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 182.075927][ T6850] ? __pfx_gfs2_permission+0x10/0x10
[ 182.075950][ T6850] gfs2_dir_search+0x4c/0x220
[ 182.075971][ T6850] gfs2_lookupi+0x45b/0x640
[ 182.075994][ T6850] ? __pfx_gfs2_lookupi+0x10/0x10
[ 182.076007][ T6850] ? d_alloc_parallel+0x14c7/0x1610
[ 182.076031][ T6850] ? __gfs2_lookup+0xac/0x2a0
[ 182.076045][ T6850] ? look_up_lock_class+0x57/0x110
[ 182.076067][ T6850] ? d_alloc_parallel+0x366/0x1610
[ 182.076085][ T6850] __gfs2_lookup+0xac/0x2a0
[ 182.076105][ T6850] ? __pfx___gfs2_lookup+0x10/0x10
[ 182.076126][ T6850] ? __raw_spin_lock_init+0x45/0x100
[ 182.076145][ T6850] ? __init_waitqueue_head+0xa9/0x150
[ 182.076167][ T6850] __lookup_slow+0x2b7/0x410
[ 182.076190][ T6850] ? __pfx___lookup_slow+0x10/0x10
[ 182.076230][ T6850] ? down_read+0x270/0x2e0
[ 182.076252][ T6850] lookup_slow+0x53/0x70
[ 182.076272][ T6850] path_lookupat+0x3f5/0x8c0
[ 182.076301][ T6850] filename_lookup+0x256/0x5d0
[ 182.076325][ T6850] ? __pfx_filename_lookup+0x10/0x10
[ 182.076363][ T6850] ? __might_fault+0xaf/0x130
[ 182.076394][ T6850] vfs_statx+0xfc/0x200
[ 182.076416][ T6850] ? __pfx_vfs_statx+0x10/0x10
[ 182.076431][ T6850] ? strncpy_from_user+0x150/0x2b0
[ 182.076452][ T6850] ? do_getname+0x151/0x250
[ 182.076471][ T6850] vfs_fstatat+0x11b/0x170
[ 182.076491][ T6850] __x64_sys_newfstatat+0x151/0x200
[ 182.076514][ T6850] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 182.076546][ T6850] ? __pfx___se_sys_chdir+0x10/0x10
[ 182.076571][ T6850] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 182.076585][ T6850] do_syscall_64+0x15f/0xf80
[ 182.076602][ T6850] ? trace_irq_disable+0x3b/0x140
[ 182.076619][ T6850] ? clear_bhb_loop+0x40/0x90
[ 182.076635][ T6850] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 182.076649][ T6850] RIP: 0033:0x7f415079a379
[ 182.076664][ T6850] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 182.076676][ T6850] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 182.076693][ T6850] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 182.076704][ T6850] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 182.076713][ T6850] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 182.076723][ T6850] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 182.076732][ T6850] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 182.076756][ T6850]
[ 182.384977][ T6850] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 182.392299][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 182.689100][ T6855] loop0: detected capacity change from 0 to 32768
[ 182.719249][ T6855] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 182.729354][ T6855] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 182.743955][ T6855] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 182.814180][ T6855] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 182.825263][ T6855] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 182.835666][ T6855] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 182.850492][ T6855] 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
[ 182.861003][ T6855] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6855 [syz.0.87] __gfs2_lookup+0xac/0x2a0
[ 182.870586][ T6855] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 182.879066][ T6855] CPU: 0 UID: 0 PID: 6855 Comm: syz.0.87 Not tainted syzkaller #0 PREEMPT(full)
[ 182.879085][ T6855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 182.879094][ T6855] Call Trace:
[ 182.879099][ T6855]
[ 182.879104][ T6855] dump_stack_lvl+0xe8/0x150
[ 182.879130][ T6855] gfs2_withdraw+0xc3/0x1b0
[ 182.879148][ T6855] gfs2_dirent_scan+0x545/0x690
[ 182.879166][ T6855] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 182.879183][ T6855] gfs2_dirent_search+0x358/0x920
[ 182.879201][ T6855] ? gfs2_permission+0x383/0x460
[ 182.879214][ T6855] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 182.879224][ T6855] ? do_raw_spin_unlock+0xf5/0x210
[ 182.879241][ T6855] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 182.879255][ T6855] ? __pfx_gfs2_permission+0x10/0x10
[ 182.879275][ T6855] gfs2_dir_search+0x4c/0x220
[ 182.879295][ T6855] gfs2_lookupi+0x45b/0x640
[ 182.879316][ T6855] ? __pfx_gfs2_lookupi+0x10/0x10
[ 182.879329][ T6855] ? d_alloc_parallel+0x14c7/0x1610
[ 182.879346][ T6855] ? __gfs2_lookup+0xac/0x2a0
[ 182.879361][ T6855] ? look_up_lock_class+0x57/0x110
[ 182.879383][ T6855] ? d_alloc_parallel+0x366/0x1610
[ 182.879402][ T6855] __gfs2_lookup+0xac/0x2a0
[ 182.879430][ T6855] ? __pfx___gfs2_lookup+0x10/0x10
[ 182.879452][ T6855] ? __raw_spin_lock_init+0x45/0x100
[ 182.879470][ T6855] ? __init_waitqueue_head+0xa9/0x150
[ 182.879491][ T6855] __lookup_slow+0x2b7/0x410
[ 182.879514][ T6855] ? __pfx___lookup_slow+0x10/0x10
[ 182.879548][ T6855] ? down_read+0x270/0x2e0
[ 182.879570][ T6855] lookup_slow+0x53/0x70
[ 182.879590][ T6855] path_lookupat+0x3f5/0x8c0
[ 182.879623][ T6855] filename_lookup+0x256/0x5d0
[ 182.879646][ T6855] ? __pfx_filename_lookup+0x10/0x10
[ 182.879680][ T6855] ? __might_fault+0xaf/0x130
[ 182.879710][ T6855] vfs_statx+0xfc/0x200
[ 182.879731][ T6855] ? __pfx_vfs_statx+0x10/0x10
[ 182.879746][ T6855] ? strncpy_from_user+0x150/0x2b0
[ 182.879767][ T6855] ? do_getname+0x151/0x250
[ 182.879786][ T6855] vfs_fstatat+0x11b/0x170
[ 182.879804][ T6855] __x64_sys_newfstatat+0x151/0x200
[ 182.879825][ T6855] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 182.879857][ T6855] ? __pfx___se_sys_chdir+0x10/0x10
[ 182.879882][ T6855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 182.879898][ T6855] do_syscall_64+0x15f/0xf80
[ 182.879916][ T6855] ? trace_irq_disable+0x3b/0x140
[ 182.879934][ T6855] ? clear_bhb_loop+0x40/0x90
[ 182.879950][ T6855] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 182.879962][ T6855] RIP: 0033:0x7f415079a379
[ 182.879975][ T6855] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 182.879985][ T6855] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 182.879999][ T6855] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 182.880008][ T6855] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 182.880015][ T6855] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 182.880023][ T6855] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 182.880030][ T6855] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 182.880049][ T6855]
[ 182.880071][ T6855] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 183.198750][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 183.496487][ T6860] loop0: detected capacity change from 0 to 32768
[ 183.512252][ T6860] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 183.520834][ T6860] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 183.538234][ T6860] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 1ms
[ 183.621919][ T6860] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 183.633057][ T6860] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 183.643010][ T6860] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 183.658791][ T6860] 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
[ 183.668989][ T6860] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6860 [syz.0.88] __gfs2_lookup+0xac/0x2a0
[ 183.678807][ T6860] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 183.687362][ T6860] CPU: 1 UID: 0 PID: 6860 Comm: syz.0.88 Not tainted syzkaller #0 PREEMPT(full)
[ 183.687391][ T6860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 183.687401][ T6860] Call Trace:
[ 183.687408][ T6860]
[ 183.687415][ T6860] dump_stack_lvl+0xe8/0x150
[ 183.687443][ T6860] gfs2_withdraw+0xc3/0x1b0
[ 183.687461][ T6860] gfs2_dirent_scan+0x545/0x690
[ 183.687480][ T6860] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 183.687500][ T6860] gfs2_dirent_search+0x358/0x920
[ 183.687520][ T6860] ? gfs2_permission+0x383/0x460
[ 183.687534][ T6860] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 183.687548][ T6860] ? do_raw_spin_unlock+0xf5/0x210
[ 183.687567][ T6860] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 183.687583][ T6860] ? __pfx_gfs2_permission+0x10/0x10
[ 183.687608][ T6860] gfs2_dir_search+0x4c/0x220
[ 183.687629][ T6860] gfs2_lookupi+0x45b/0x640
[ 183.687652][ T6860] ? __pfx_gfs2_lookupi+0x10/0x10
[ 183.687666][ T6860] ? d_alloc_parallel+0x14c7/0x1610
[ 183.687686][ T6860] ? __gfs2_lookup+0xac/0x2a0
[ 183.687703][ T6860] ? look_up_lock_class+0x57/0x110
[ 183.687727][ T6860] ? d_alloc_parallel+0x366/0x1610
[ 183.687746][ T6860] __gfs2_lookup+0xac/0x2a0
[ 183.687766][ T6860] ? __pfx___gfs2_lookup+0x10/0x10
[ 183.687788][ T6860] ? __raw_spin_lock_init+0x45/0x100
[ 183.687807][ T6860] ? __init_waitqueue_head+0xa9/0x150
[ 183.687829][ T6860] __lookup_slow+0x2b7/0x410
[ 183.687854][ T6860] ? __pfx___lookup_slow+0x10/0x10
[ 183.687885][ T6860] ? down_read+0x270/0x2e0
[ 183.687909][ T6860] lookup_slow+0x53/0x70
[ 183.687930][ T6860] path_lookupat+0x3f5/0x8c0
[ 183.687961][ T6860] filename_lookup+0x256/0x5d0
[ 183.687986][ T6860] ? __pfx_filename_lookup+0x10/0x10
[ 183.688023][ T6860] ? __might_fault+0xaf/0x130
[ 183.688056][ T6860] vfs_statx+0xfc/0x200
[ 183.688077][ T6860] ? __pfx_vfs_statx+0x10/0x10
[ 183.688092][ T6860] ? strncpy_from_user+0x150/0x2b0
[ 183.688112][ T6860] ? do_getname+0x151/0x250
[ 183.688131][ T6860] vfs_fstatat+0x11b/0x170
[ 183.688151][ T6860] __x64_sys_newfstatat+0x151/0x200
[ 183.688171][ T6860] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 183.688207][ T6860] ? rcu_is_watching+0x15/0xb0
[ 183.688238][ T6860] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 183.688255][ T6860] do_syscall_64+0x15f/0xf80
[ 183.688275][ T6860] ? trace_irq_disable+0x3b/0x140
[ 183.688294][ T6860] ? clear_bhb_loop+0x40/0x90
[ 183.688313][ T6860] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 183.688328][ T6860] RIP: 0033:0x7f415079a379
[ 183.688344][ T6860] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 183.688357][ T6860] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 183.688381][ T6860] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 183.688393][ T6860] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 183.688403][ T6860] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 183.688413][ T6860] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 183.688423][ T6860] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 183.688449][ T6860]
[ 183.688463][ T6860] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 184.005934][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
2026/04/10 09:35:42 executed programs: 74
[ 184.305088][ T6865] loop0: detected capacity change from 0 to 32768
[ 184.317467][ T6865] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 184.326560][ T6865] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 184.340916][ T6865] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 184.402009][ T6865] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 184.413302][ T6865] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 184.422985][ T6865] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 184.437378][ T6865] 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
[ 184.447673][ T6865] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6865 [syz.0.89] __gfs2_lookup+0xac/0x2a0
[ 184.457559][ T6865] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 184.466766][ T6865] CPU: 1 UID: 0 PID: 6865 Comm: syz.0.89 Not tainted syzkaller #0 PREEMPT(full)
[ 184.466787][ T6865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 184.466797][ T6865] Call Trace:
[ 184.466803][ T6865]
[ 184.466810][ T6865] dump_stack_lvl+0xe8/0x150
[ 184.466839][ T6865] gfs2_withdraw+0xc3/0x1b0
[ 184.466857][ T6865] gfs2_dirent_scan+0x545/0x690
[ 184.466874][ T6865] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 184.466893][ T6865] gfs2_dirent_search+0x358/0x920
[ 184.466910][ T6865] ? gfs2_permission+0x383/0x460
[ 184.466923][ T6865] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 184.466935][ T6865] ? do_raw_spin_unlock+0xf5/0x210
[ 184.466953][ T6865] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 184.466967][ T6865] ? __pfx_gfs2_permission+0x10/0x10
[ 184.466989][ T6865] gfs2_dir_search+0x4c/0x220
[ 184.467008][ T6865] gfs2_lookupi+0x45b/0x640
[ 184.467038][ T6865] ? __pfx_gfs2_lookupi+0x10/0x10
[ 184.467051][ T6865] ? d_alloc_parallel+0x14c7/0x1610
[ 184.467070][ T6865] ? __gfs2_lookup+0xac/0x2a0
[ 184.467084][ T6865] ? look_up_lock_class+0x57/0x110
[ 184.467105][ T6865] ? d_alloc_parallel+0x366/0x1610
[ 184.467123][ T6865] __gfs2_lookup+0xac/0x2a0
[ 184.467142][ T6865] ? __pfx___gfs2_lookup+0x10/0x10
[ 184.467163][ T6865] ? __raw_spin_lock_init+0x45/0x100
[ 184.467181][ T6865] ? __init_waitqueue_head+0xa9/0x150
[ 184.467202][ T6865] __lookup_slow+0x2b7/0x410
[ 184.467226][ T6865] ? __pfx___lookup_slow+0x10/0x10
[ 184.467256][ T6865] ? down_read+0x270/0x2e0
[ 184.467278][ T6865] lookup_slow+0x53/0x70
[ 184.467300][ T6865] path_lookupat+0x3f5/0x8c0
[ 184.467333][ T6865] filename_lookup+0x256/0x5d0
[ 184.467359][ T6865] ? __pfx_filename_lookup+0x10/0x10
[ 184.467390][ T6865] ? __might_fault+0xaf/0x130
[ 184.467425][ T6865] vfs_statx+0xfc/0x200
[ 184.467445][ T6865] ? __pfx_vfs_statx+0x10/0x10
[ 184.467460][ T6865] ? strncpy_from_user+0x150/0x2b0
[ 184.467483][ T6865] ? do_getname+0x151/0x250
[ 184.467498][ T6865] vfs_fstatat+0x11b/0x170
[ 184.467511][ T6865] __x64_sys_newfstatat+0x151/0x200
[ 184.467525][ T6865] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 184.467545][ T6865] ? rcu_is_watching+0x15/0xb0
[ 184.467565][ T6865] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 184.467575][ T6865] do_syscall_64+0x15f/0xf80
[ 184.467587][ T6865] ? trace_irq_disable+0x3b/0x140
[ 184.467598][ T6865] ? clear_bhb_loop+0x40/0x90
[ 184.467610][ T6865] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 184.467619][ T6865] RIP: 0033:0x7f415079a379
[ 184.467629][ T6865] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 184.467637][ T6865] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 184.467648][ T6865] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 184.467655][ T6865] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 184.467661][ T6865] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 184.467667][ T6865] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 184.467672][ T6865] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 184.467687][ T6865]
[ 184.467699][ T6865] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 184.784891][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
[ 185.089118][ T6870] loop0: detected capacity change from 0 to 32768
[ 185.104826][ T6870] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 185.118294][ T6870] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 185.134251][ T6870] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 185.213850][ T6870] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 185.224652][ T6870] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 185.234309][ T6870] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 185.248726][ T6870] 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
[ 185.258771][ T6870] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6870 [syz.0.90] __gfs2_lookup+0xac/0x2a0
[ 185.268248][ T6870] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 185.276703][ T6873] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 185.276723][ T6873] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 185.276748][ T6873] 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
[ 185.276773][ T6873] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6870 [syz.0.90] __gfs2_lookup+0xac/0x2a0
[ 185.276806][ T6873] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6873 [syz.0.90] iterate_dir+0x399/0x570
[ 185.276832][ T6873] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 185.276855][ T6873] CPU: 1 UID: 0 PID: 6873 Comm: syz.0.90 Not tainted syzkaller #0 PREEMPT(full)
[ 185.276873][ T6873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 185.276882][ T6873] Call Trace:
[ 185.276888][ T6873]
[ 185.276895][ T6873] dump_stack_lvl+0xe8/0x150
[ 185.276918][ T6873] gfs2_withdraw+0xc3/0x1b0
[ 185.276936][ T6873] gfs2_dirent_scan+0x545/0x690
[ 185.276955][ T6873] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 185.276974][ T6873] gfs2_dir_read+0x78e/0x1760
[ 185.276998][ T6873] ? __pfx_inode_dio_wait+0x10/0x10
[ 185.277017][ T6873] ? do_raw_spin_unlock+0xf5/0x210
[ 185.277037][ T6873] ? __pfx_gfs2_dir_read+0x10/0x10
[ 185.277065][ T6873] ? gfs2_glock_wait+0x20f/0x2a0
[ 185.277085][ T6873] gfs2_readdir+0x169/0x1e0
[ 185.277105][ T6873] ? iterate_dir+0x292/0x570
[ 185.277123][ T6873] ? __pfx_gfs2_readdir+0x10/0x10
[ 185.277147][ T6873] ? iterate_dir+0x399/0x570
[ 185.277164][ T6873] ? iterate_dir+0x292/0x570
[ 185.277188][ T6873] ? down_read_killable+0x1bb/0x340
[ 185.277215][ T6873] iterate_dir+0x399/0x570
[ 185.277237][ T6873] __se_sys_getdents64+0xf1/0x280
[ 185.277258][ T6873] ? __pfx___se_sys_getdents64+0x10/0x10
[ 185.277276][ T6873] ? __pfx_filldir64+0x10/0x10
[ 185.277294][ T6873] ? rcu_is_watching+0x15/0xb0
[ 185.277325][ T6873] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 185.277343][ T6873] do_syscall_64+0x15f/0xf80
[ 185.277362][ T6873] ? trace_irq_disable+0x3b/0x140
[ 185.277380][ T6873] ? clear_bhb_loop+0x40/0x90
[ 185.277403][ T6873] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 185.277418][ T6873] RIP: 0033:0x7f415079a379
[ 185.277433][ T6873] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 185.277446][ T6873] RSP: 002b:00007f4151552028 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[ 185.277462][ T6873] RAX: ffffffffffffffda RBX: 00007f41509f6090 RCX: 00007f415079a379
[ 185.277472][ T6873] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 185.277480][ T6873] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 185.277489][ T6873] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 185.277497][ T6873] R13: 00007f41509f6128 R14: 00007f41509f6090 R15: 00007ffde2f6fa08
[ 185.277524][ T6873]
[ 185.277539][ T6873] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 185.570652][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
[ 185.867384][ T6875] loop0: detected capacity change from 0 to 32768
[ 185.882658][ T6875] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 185.899735][ T6875] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 185.915252][ T6875] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 185.991699][ T6875] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 186.010738][ T6875] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 186.020667][ T6875] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 186.035319][ T6875] 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
[ 186.044489][ T6875] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6875 [syz.0.91] __gfs2_lookup+0xac/0x2a0
[ 186.053931][ T6875] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 186.062302][ T6878] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 186.062732][ T6875] CPU: 1 UID: 0 PID: 6875 Comm: syz.0.91 Not tainted syzkaller #0 PREEMPT(full)
[ 186.062751][ T6875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 186.062760][ T6875] Call Trace:
[ 186.062766][ T6875]
[ 186.062773][ T6875] dump_stack_lvl+0xe8/0x150
[ 186.062800][ T6875] gfs2_withdraw+0xc3/0x1b0
[ 186.062830][ T6875] gfs2_dirent_scan+0x545/0x690
[ 186.062848][ T6875] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 186.062866][ T6875] gfs2_dirent_search+0x358/0x920
[ 186.062884][ T6875] ? gfs2_permission+0x383/0x460
[ 186.062898][ T6875] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 186.062912][ T6875] ? do_raw_spin_unlock+0xf5/0x210
[ 186.062932][ T6875] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 186.062947][ T6875] ? __pfx_gfs2_permission+0x10/0x10
[ 186.062970][ T6875] gfs2_dir_search+0x4c/0x220
[ 186.062989][ T6875] gfs2_lookupi+0x45b/0x640
[ 186.063009][ T6875] ? __pfx_gfs2_lookupi+0x10/0x10
[ 186.063023][ T6875] ? d_alloc_parallel+0x14c7/0x1610
[ 186.063042][ T6875] ? __gfs2_lookup+0xac/0x2a0
[ 186.063057][ T6875] ? look_up_lock_class+0x57/0x110
[ 186.063080][ T6875] ? d_alloc_parallel+0x366/0x1610
[ 186.063098][ T6875] __gfs2_lookup+0xac/0x2a0
[ 186.063117][ T6875] ? __pfx___gfs2_lookup+0x10/0x10
[ 186.063145][ T6875] ? __raw_spin_lock_init+0x45/0x100
[ 186.063163][ T6875] ? __init_waitqueue_head+0xa9/0x150
[ 186.063185][ T6875] __lookup_slow+0x2b7/0x410
[ 186.063207][ T6875] ? __pfx___lookup_slow+0x10/0x10
[ 186.063238][ T6875] ? down_read+0x270/0x2e0
[ 186.063266][ T6875] lookup_slow+0x53/0x70
[ 186.063287][ T6875] path_lookupat+0x3f5/0x8c0
[ 186.063319][ T6875] filename_lookup+0x256/0x5d0
[ 186.063343][ T6875] ? __pfx_filename_lookup+0x10/0x10
[ 186.063382][ T6875] ? __might_fault+0xaf/0x130
[ 186.063412][ T6875] vfs_statx+0xfc/0x200
[ 186.063433][ T6875] ? __pfx_vfs_statx+0x10/0x10
[ 186.063449][ T6875] ? strncpy_from_user+0x150/0x2b0
[ 186.063472][ T6875] ? do_getname+0x151/0x250
[ 186.063492][ T6875] vfs_fstatat+0x11b/0x170
[ 186.063512][ T6875] __x64_sys_newfstatat+0x151/0x200
[ 186.063534][ T6875] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 186.063569][ T6875] ? rcu_is_watching+0x15/0xb0
[ 186.063600][ T6875] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 186.063616][ T6875] do_syscall_64+0x15f/0xf80
[ 186.063635][ T6875] ? trace_irq_disable+0x3b/0x140
[ 186.063652][ T6875] ? clear_bhb_loop+0x40/0x90
[ 186.063671][ T6875] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 186.063686][ T6875] RIP: 0033:0x7f415079a379
[ 186.063701][ T6875] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 186.063714][ T6875] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 186.063730][ T6875] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 186.063740][ T6875] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 186.063750][ T6875] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 186.063759][ T6875] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 186.063768][ T6875] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 186.063794][ T6875]
[ 186.063800][ T6875] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 186.078058][ T6878] 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
[ 186.081240][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
[ 186.091562][ T6878] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6878 [syz.0.91] iterate_dir+0x399/0x570
[ 186.414285][ T6878] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 186.720943][ T6880] loop0: detected capacity change from 0 to 32768
[ 186.738546][ T6880] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 186.747575][ T6880] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 186.762528][ T6880] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 186.843883][ T6880] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 186.858187][ T6880] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 186.868290][ T6880] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 186.883160][ T6880] 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
[ 186.892451][ T6880] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6880 [syz.0.92] __gfs2_lookup+0xac/0x2a0
[ 186.901902][ T6880] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 186.910388][ T6880] CPU: 1 UID: 0 PID: 6880 Comm: syz.0.92 Not tainted syzkaller #0 PREEMPT(full)
[ 186.910406][ T6880] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 186.910414][ T6880] Call Trace:
[ 186.910420][ T6880]
[ 186.910425][ T6880] dump_stack_lvl+0xe8/0x150
[ 186.910451][ T6880] gfs2_withdraw+0xc3/0x1b0
[ 186.910467][ T6880] gfs2_dirent_scan+0x545/0x690
[ 186.910485][ T6880] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 186.910502][ T6880] gfs2_dirent_search+0x358/0x920
[ 186.910520][ T6880] ? gfs2_permission+0x383/0x460
[ 186.910534][ T6880] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 186.910545][ T6880] ? do_raw_spin_unlock+0xf5/0x210
[ 186.910563][ T6880] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 186.910575][ T6880] ? __pfx_gfs2_permission+0x10/0x10
[ 186.910597][ T6880] gfs2_dir_search+0x4c/0x220
[ 186.910615][ T6880] gfs2_lookupi+0x45b/0x640
[ 186.910637][ T6880] ? __pfx_gfs2_lookupi+0x10/0x10
[ 186.910652][ T6880] ? d_alloc_parallel+0x14c7/0x1610
[ 186.910673][ T6880] ? __gfs2_lookup+0xac/0x2a0
[ 186.910690][ T6880] ? look_up_lock_class+0x57/0x110
[ 186.910713][ T6880] ? d_alloc_parallel+0x366/0x1610
[ 186.910734][ T6880] __gfs2_lookup+0xac/0x2a0
[ 186.910754][ T6880] ? __pfx___gfs2_lookup+0x10/0x10
[ 186.910775][ T6880] ? __raw_spin_lock_init+0x45/0x100
[ 186.910794][ T6880] ? __init_waitqueue_head+0xa9/0x150
[ 186.910814][ T6880] __lookup_slow+0x2b7/0x410
[ 186.910839][ T6880] ? __pfx___lookup_slow+0x10/0x10
[ 186.910869][ T6880] ? down_read+0x270/0x2e0
[ 186.910893][ T6880] lookup_slow+0x53/0x70
[ 186.910915][ T6880] path_lookupat+0x3f5/0x8c0
[ 186.910949][ T6880] filename_lookup+0x256/0x5d0
[ 186.910974][ T6880] ? __pfx_filename_lookup+0x10/0x10
[ 186.911014][ T6880] ? __might_fault+0xaf/0x130
[ 186.911055][ T6880] vfs_statx+0xfc/0x200
[ 186.911077][ T6880] ? __pfx_vfs_statx+0x10/0x10
[ 186.911093][ T6880] ? strncpy_from_user+0x150/0x2b0
[ 186.911116][ T6880] ? do_getname+0x151/0x250
[ 186.911137][ T6880] vfs_fstatat+0x11b/0x170
[ 186.911158][ T6880] __x64_sys_newfstatat+0x151/0x200
[ 186.911181][ T6880] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 186.911217][ T6880] ? __pfx___se_sys_chdir+0x10/0x10
[ 186.911243][ T6880] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 186.911261][ T6880] do_syscall_64+0x15f/0xf80
[ 186.911280][ T6880] ? trace_irq_disable+0x3b/0x140
[ 186.911299][ T6880] ? clear_bhb_loop+0x40/0x90
[ 186.911317][ T6880] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 186.911331][ T6880] RIP: 0033:0x7f415079a379
[ 186.911347][ T6880] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 186.911359][ T6880] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 186.911376][ T6880] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 186.911387][ T6880] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 186.911397][ T6880] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 186.911407][ T6880] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 186.911416][ T6880] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 186.911442][ T6880]
[ 186.911449][ T6880] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 187.228686][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
[ 187.526969][ T6885] loop0: detected capacity change from 0 to 32768
[ 187.542201][ T6885] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 187.556694][ T6885] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 187.572947][ T6885] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 187.663870][ T6885] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 187.680192][ T6885] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 187.689793][ T6885] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 187.704207][ T6885] 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
[ 187.713278][ T6885] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6885 [syz.0.93] __gfs2_lookup+0xac/0x2a0
[ 187.722717][ T6885] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 187.731310][ T6885] CPU: 0 UID: 0 PID: 6885 Comm: syz.0.93 Not tainted syzkaller #0 PREEMPT(full)
[ 187.731330][ T6885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 187.731339][ T6885] Call Trace:
[ 187.731346][ T6885]
[ 187.731352][ T6885] dump_stack_lvl+0xe8/0x150
[ 187.731378][ T6885] gfs2_withdraw+0xc3/0x1b0
[ 187.731396][ T6885] gfs2_dirent_scan+0x545/0x690
[ 187.731415][ T6885] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 187.731433][ T6885] gfs2_dirent_search+0x358/0x920
[ 187.731451][ T6885] ? gfs2_permission+0x383/0x460
[ 187.731465][ T6885] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 187.731479][ T6885] ? do_raw_spin_unlock+0xf5/0x210
[ 187.731499][ T6885] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 187.731515][ T6885] ? __pfx_gfs2_permission+0x10/0x10
[ 187.731540][ T6885] gfs2_dir_search+0x4c/0x220
[ 187.731560][ T6885] gfs2_lookupi+0x45b/0x640
[ 187.731581][ T6885] ? __pfx_gfs2_lookupi+0x10/0x10
[ 187.731596][ T6885] ? d_alloc_parallel+0x14c7/0x1610
[ 187.731616][ T6885] ? __gfs2_lookup+0xac/0x2a0
[ 187.731632][ T6885] ? look_up_lock_class+0x57/0x110
[ 187.731654][ T6885] ? d_alloc_parallel+0x366/0x1610
[ 187.731675][ T6885] __gfs2_lookup+0xac/0x2a0
[ 187.731694][ T6885] ? __pfx___gfs2_lookup+0x10/0x10
[ 187.731716][ T6885] ? __raw_spin_lock_init+0x45/0x100
[ 187.731734][ T6885] ? __init_waitqueue_head+0xa9/0x150
[ 187.731756][ T6885] __lookup_slow+0x2b7/0x410
[ 187.731780][ T6885] ? __pfx___lookup_slow+0x10/0x10
[ 187.731812][ T6885] ? down_read+0x270/0x2e0
[ 187.731837][ T6885] lookup_slow+0x53/0x70
[ 187.731858][ T6885] path_lookupat+0x3f5/0x8c0
[ 187.731892][ T6885] filename_lookup+0x256/0x5d0
[ 187.731917][ T6885] ? __pfx_filename_lookup+0x10/0x10
[ 187.731959][ T6885] ? __might_fault+0xaf/0x130
[ 187.731998][ T6885] vfs_statx+0xfc/0x200
[ 187.732020][ T6885] ? __pfx_vfs_statx+0x10/0x10
[ 187.732036][ T6885] ? strncpy_from_user+0x150/0x2b0
[ 187.732060][ T6885] ? do_getname+0x151/0x250
[ 187.732080][ T6885] vfs_fstatat+0x11b/0x170
[ 187.732102][ T6885] __x64_sys_newfstatat+0x151/0x200
[ 187.732125][ T6885] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 187.732159][ T6885] ? __pfx___se_sys_chdir+0x10/0x10
[ 187.732185][ T6885] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 187.732202][ T6885] do_syscall_64+0x15f/0xf80
[ 187.732220][ T6885] ? trace_irq_disable+0x3b/0x140
[ 187.732238][ T6885] ? clear_bhb_loop+0x40/0x90
[ 187.732257][ T6885] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 187.732272][ T6885] RIP: 0033:0x7f415079a379
[ 187.732287][ T6885] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 187.732300][ T6885] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 187.732317][ T6885] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 187.732328][ T6885] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 187.732339][ T6885] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 187.732349][ T6885] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 187.732359][ T6885] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 187.732381][ T6885]
[ 187.732387][ T6885] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 188.050860][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 188.349426][ T6890] loop0: detected capacity change from 0 to 32768
[ 188.367142][ T6890] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 188.375357][ T6890] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 188.392313][ T6890] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 188.451395][ T6890] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 188.462951][ T6890] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 188.472726][ T6890] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 188.487627][ T6890] 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
[ 188.496781][ T6890] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6890 [syz.0.94] __gfs2_lookup+0xac/0x2a0
[ 188.506351][ T6890] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 188.514280][ T6893] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 188.514760][ T6890] CPU: 1 UID: 0 PID: 6890 Comm: syz.0.94 Not tainted syzkaller #0 PREEMPT(full)
[ 188.514778][ T6890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 188.514787][ T6890] Call Trace:
[ 188.514793][ T6890]
[ 188.514799][ T6890] dump_stack_lvl+0xe8/0x150
[ 188.514826][ T6890] gfs2_withdraw+0xc3/0x1b0
[ 188.514845][ T6890] gfs2_dirent_scan+0x545/0x690
[ 188.514863][ T6890] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 188.514882][ T6890] gfs2_dirent_search+0x358/0x920
[ 188.514900][ T6890] ? gfs2_permission+0x383/0x460
[ 188.514914][ T6890] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 188.514927][ T6890] ? do_raw_spin_unlock+0xf5/0x210
[ 188.514946][ T6890] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 188.514962][ T6890] ? __pfx_gfs2_permission+0x10/0x10
[ 188.514984][ T6890] gfs2_dir_search+0x4c/0x220
[ 188.515004][ T6890] gfs2_lookupi+0x45b/0x640
[ 188.515025][ T6890] ? __pfx_gfs2_lookupi+0x10/0x10
[ 188.515039][ T6890] ? d_alloc_parallel+0x14c7/0x1610
[ 188.515058][ T6890] ? __gfs2_lookup+0xac/0x2a0
[ 188.515073][ T6890] ? look_up_lock_class+0x57/0x110
[ 188.515094][ T6890] ? d_alloc_parallel+0x366/0x1610
[ 188.515113][ T6890] __gfs2_lookup+0xac/0x2a0
[ 188.515133][ T6890] ? __pfx___gfs2_lookup+0x10/0x10
[ 188.515154][ T6890] ? __raw_spin_lock_init+0x45/0x100
[ 188.515172][ T6890] ? __init_waitqueue_head+0xa9/0x150
[ 188.515193][ T6890] __lookup_slow+0x2b7/0x410
[ 188.515217][ T6890] ? __pfx___lookup_slow+0x10/0x10
[ 188.515247][ T6890] ? down_read+0x270/0x2e0
[ 188.515271][ T6890] lookup_slow+0x53/0x70
[ 188.515292][ T6890] path_lookupat+0x3f5/0x8c0
[ 188.515325][ T6890] filename_lookup+0x256/0x5d0
[ 188.515349][ T6890] ? __pfx_filename_lookup+0x10/0x10
[ 188.515388][ T6890] ? __might_fault+0xaf/0x130
[ 188.515419][ T6890] vfs_statx+0xfc/0x200
[ 188.515440][ T6890] ? __pfx_vfs_statx+0x10/0x10
[ 188.515455][ T6890] ? strncpy_from_user+0x150/0x2b0
[ 188.515478][ T6890] ? do_getname+0x151/0x250
[ 188.515498][ T6890] vfs_fstatat+0x11b/0x170
[ 188.515518][ T6890] __x64_sys_newfstatat+0x151/0x200
[ 188.515540][ T6890] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 188.515576][ T6890] ? __pfx___se_sys_chdir+0x10/0x10
[ 188.515600][ T6890] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 188.515616][ T6890] do_syscall_64+0x15f/0xf80
[ 188.515642][ T6890] ? trace_irq_disable+0x3b/0x140
[ 188.515660][ T6890] ? clear_bhb_loop+0x40/0x90
[ 188.515678][ T6890] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 188.515693][ T6890] RIP: 0033:0x7f415079a379
[ 188.515708][ T6890] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 188.515719][ T6890] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 188.515736][ T6890] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 188.515747][ T6890] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 188.515757][ T6890] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 188.515766][ T6890] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 188.515775][ T6890] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 188.515801][ T6890]
[ 188.515806][ T6890] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 188.534103][ T6893] 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
[ 188.543844][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 188.569507][ T6893] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6893 [syz.0.94] iterate_dir+0x399/0x570
[ 188.866917][ T6893] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 189.175416][ T6895] loop0: detected capacity change from 0 to 32768
[ 189.195964][ T6895] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 189.204578][ T6895] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 189.217579][ T6895] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 189.278073][ T6895] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 189.290090][ T6895] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 189.299945][ T6895] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 189.314337][ T6895] 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
[ 189.323428][ T6895] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6895 [syz.0.95] __gfs2_lookup+0xac/0x2a0
[ 189.332873][ T6895] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 189.341388][ T6898] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 189.341409][ T6898] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 189.341433][ T6898] 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
[ 189.341458][ T6898] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6895 [syz.0.95] __gfs2_lookup+0xac/0x2a0
[ 189.341490][ T6898] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6898 [syz.0.95] iterate_dir+0x399/0x570
[ 189.341515][ T6898] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 189.341550][ T6898] CPU: 0 UID: 0 PID: 6898 Comm: syz.0.95 Not tainted syzkaller #0 PREEMPT(full)
[ 189.341567][ T6898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 189.341581][ T6898] Call Trace:
[ 189.341588][ T6898]
[ 189.341594][ T6898] dump_stack_lvl+0xe8/0x150
[ 189.341619][ T6898] gfs2_withdraw+0xc3/0x1b0
[ 189.341637][ T6898] gfs2_dirent_scan+0x545/0x690
[ 189.341655][ T6898] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 189.341675][ T6898] gfs2_dir_read+0x78e/0x1760
[ 189.341699][ T6898] ? __pfx_inode_dio_wait+0x10/0x10
[ 189.341719][ T6898] ? do_raw_spin_unlock+0xf5/0x210
[ 189.341738][ T6898] ? __pfx_gfs2_dir_read+0x10/0x10
[ 189.341764][ T6898] ? gfs2_glock_wait+0x20f/0x2a0
[ 189.341781][ T6898] gfs2_readdir+0x169/0x1e0
[ 189.341801][ T6898] ? iterate_dir+0x292/0x570
[ 189.341818][ T6898] ? __pfx_gfs2_readdir+0x10/0x10
[ 189.341841][ T6898] ? iterate_dir+0x399/0x570
[ 189.341858][ T6898] ? iterate_dir+0x292/0x570
[ 189.341873][ T6898] ? down_read_killable+0x1bb/0x340
[ 189.341901][ T6898] iterate_dir+0x399/0x570
[ 189.341921][ T6898] __se_sys_getdents64+0xf1/0x280
[ 189.341941][ T6898] ? __pfx___se_sys_getdents64+0x10/0x10
[ 189.341958][ T6898] ? __pfx_filldir64+0x10/0x10
[ 189.341976][ T6898] ? rcu_is_watching+0x15/0xb0
[ 189.342006][ T6898] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 189.342022][ T6898] do_syscall_64+0x15f/0xf80
[ 189.342040][ T6898] ? trace_irq_disable+0x3b/0x140
[ 189.342059][ T6898] ? clear_bhb_loop+0x40/0x90
[ 189.342077][ T6898] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 189.342092][ T6898] RIP: 0033:0x7f415079a379
[ 189.342106][ T6898] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 189.342118][ T6898] RSP: 002b:00007f4151552028 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[ 189.342133][ T6898] RAX: ffffffffffffffda RBX: 00007f41509f6090 RCX: 00007f415079a379
[ 189.342144][ T6898] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 189.342153][ T6898] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 189.342162][ T6898] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 189.342171][ T6898] R13: 00007f41509f6128 R14: 00007f41509f6090 R15: 00007ffde2f6fa08
[ 189.342197][ T6898]
[ 189.342227][ T6898] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 189.637038][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
2026/04/10 09:35:48 executed programs: 81
[ 189.954052][ T6900] loop0: detected capacity change from 0 to 32768
[ 189.975214][ T6900] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 189.996371][ T6900] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 190.011803][ T6900] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 190.063837][ T6900] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 190.075594][ T6900] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 190.085299][ T6900] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 190.099737][ T6900] 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
[ 190.108842][ T6900] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6900 [syz.0.96] __gfs2_lookup+0xac/0x2a0
[ 190.118711][ T6900] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 190.127387][ T6900] CPU: 1 UID: 0 PID: 6900 Comm: syz.0.96 Not tainted syzkaller #0 PREEMPT(full)
[ 190.127406][ T6900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 190.127415][ T6900] Call Trace:
[ 190.127422][ T6900]
[ 190.127428][ T6900] dump_stack_lvl+0xe8/0x150
[ 190.127455][ T6900] gfs2_withdraw+0xc3/0x1b0
[ 190.127483][ T6900] gfs2_dirent_scan+0x545/0x690
[ 190.127500][ T6900] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 190.127518][ T6900] gfs2_dirent_search+0x358/0x920
[ 190.127536][ T6900] ? gfs2_permission+0x383/0x460
[ 190.127550][ T6900] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 190.127563][ T6900] ? do_raw_spin_unlock+0xf5/0x210
[ 190.127582][ T6900] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 190.127597][ T6900] ? __pfx_gfs2_permission+0x10/0x10
[ 190.127620][ T6900] gfs2_dir_search+0x4c/0x220
[ 190.127639][ T6900] gfs2_lookupi+0x45b/0x640
[ 190.127658][ T6900] ? __pfx_gfs2_lookupi+0x10/0x10
[ 190.127672][ T6900] ? d_alloc_parallel+0x14c7/0x1610
[ 190.127693][ T6900] ? __gfs2_lookup+0xac/0x2a0
[ 190.127708][ T6900] ? look_up_lock_class+0x57/0x110
[ 190.127730][ T6900] ? d_alloc_parallel+0x366/0x1610
[ 190.127749][ T6900] __gfs2_lookup+0xac/0x2a0
[ 190.127769][ T6900] ? __pfx___gfs2_lookup+0x10/0x10
[ 190.127789][ T6900] ? __raw_spin_lock_init+0x45/0x100
[ 190.127804][ T6900] ? __init_waitqueue_head+0xa9/0x150
[ 190.127818][ T6900] __lookup_slow+0x2b7/0x410
[ 190.127834][ T6900] ? __pfx___lookup_slow+0x10/0x10
[ 190.127853][ T6900] ? down_read+0x270/0x2e0
[ 190.127868][ T6900] lookup_slow+0x53/0x70
[ 190.127882][ T6900] path_lookupat+0x3f5/0x8c0
[ 190.127902][ T6900] filename_lookup+0x256/0x5d0
[ 190.127917][ T6900] ? __pfx_filename_lookup+0x10/0x10
[ 190.127940][ T6900] ? __might_fault+0xaf/0x130
[ 190.127960][ T6900] vfs_statx+0xfc/0x200
[ 190.127973][ T6900] ? __pfx_vfs_statx+0x10/0x10
[ 190.127983][ T6900] ? strncpy_from_user+0x150/0x2b0
[ 190.127997][ T6900] ? do_getname+0x151/0x250
[ 190.128010][ T6900] vfs_fstatat+0x11b/0x170
[ 190.128022][ T6900] __x64_sys_newfstatat+0x151/0x200
[ 190.128036][ T6900] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 190.128057][ T6900] ? __pfx___se_sys_chdir+0x10/0x10
[ 190.128073][ T6900] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 190.128083][ T6900] do_syscall_64+0x15f/0xf80
[ 190.128094][ T6900] ? trace_irq_disable+0x3b/0x140
[ 190.128106][ T6900] ? clear_bhb_loop+0x40/0x90
[ 190.128117][ T6900] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 190.128127][ T6900] RIP: 0033:0x7f415079a379
[ 190.128136][ T6900] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 190.128144][ T6900] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 190.128155][ T6900] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 190.128161][ T6900] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 190.128167][ T6900] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 190.128173][ T6900] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 190.128178][ T6900] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 190.128193][ T6900]
[ 190.128197][ T6900] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 190.445294][ T10] gfs2: fsid=syz:syz.s: file system withdrawn
[ 190.747865][ T6905] loop0: detected capacity change from 0 to 32768
[ 190.760329][ T6905] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 190.768969][ T6905] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 190.784629][ T6905] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 190.840662][ T6905] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 190.851598][ T6905] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 190.862972][ T6905] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 190.877576][ T6905] 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
[ 190.886815][ T6905] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6905 [syz.0.97] __gfs2_lookup+0xac/0x2a0
[ 190.896262][ T6905] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 190.903278][ T6908] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 190.904694][ T6905] CPU: 1 UID: 0 PID: 6905 Comm: syz.0.97 Not tainted syzkaller #0 PREEMPT(full)
[ 190.904712][ T6905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 190.904720][ T6905] Call Trace:
[ 190.904727][ T6905]
[ 190.904733][ T6905] dump_stack_lvl+0xe8/0x150
[ 190.904762][ T6905] gfs2_withdraw+0xc3/0x1b0
[ 190.904779][ T6905] gfs2_dirent_scan+0x545/0x690
[ 190.904798][ T6905] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 190.904817][ T6905] gfs2_dirent_search+0x358/0x920
[ 190.904834][ T6905] ? gfs2_permission+0x383/0x460
[ 190.904849][ T6905] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 190.904861][ T6905] ? do_raw_spin_unlock+0xf5/0x210
[ 190.904880][ T6905] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 190.904894][ T6905] ? __pfx_gfs2_permission+0x10/0x10
[ 190.904918][ T6905] gfs2_dir_search+0x4c/0x220
[ 190.904937][ T6905] gfs2_lookupi+0x45b/0x640
[ 190.904958][ T6905] ? __pfx_gfs2_lookupi+0x10/0x10
[ 190.904972][ T6905] ? d_alloc_parallel+0x14c7/0x1610
[ 190.904991][ T6905] ? __gfs2_lookup+0xac/0x2a0
[ 190.905006][ T6905] ? look_up_lock_class+0x57/0x110
[ 190.905028][ T6905] ? d_alloc_parallel+0x366/0x1610
[ 190.905047][ T6905] __gfs2_lookup+0xac/0x2a0
[ 190.905066][ T6905] ? __pfx___gfs2_lookup+0x10/0x10
[ 190.905087][ T6905] ? __raw_spin_lock_init+0x45/0x100
[ 190.905105][ T6905] ? __init_waitqueue_head+0xa9/0x150
[ 190.905126][ T6905] __lookup_slow+0x2b7/0x410
[ 190.905150][ T6905] ? __pfx___lookup_slow+0x10/0x10
[ 190.905180][ T6905] ? down_read+0x270/0x2e0
[ 190.905203][ T6905] lookup_slow+0x53/0x70
[ 190.905224][ T6905] path_lookupat+0x3f5/0x8c0
[ 190.905257][ T6905] filename_lookup+0x256/0x5d0
[ 190.905281][ T6905] ? __pfx_filename_lookup+0x10/0x10
[ 190.905319][ T6905] ? __might_fault+0xaf/0x130
[ 190.905351][ T6905] vfs_statx+0xfc/0x200
[ 190.905372][ T6905] ? __pfx_vfs_statx+0x10/0x10
[ 190.905388][ T6905] ? strncpy_from_user+0x150/0x2b0
[ 190.905409][ T6905] ? do_getname+0x151/0x250
[ 190.905430][ T6905] vfs_fstatat+0x11b/0x170
[ 190.905450][ T6905] __x64_sys_newfstatat+0x151/0x200
[ 190.905472][ T6905] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 190.905506][ T6905] ? rcu_is_watching+0x15/0xb0
[ 190.905536][ T6905] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 190.905553][ T6905] do_syscall_64+0x15f/0xf80
[ 190.905572][ T6905] ? trace_irq_disable+0x3b/0x140
[ 190.905589][ T6905] ? clear_bhb_loop+0x40/0x90
[ 190.905607][ T6905] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 190.905622][ T6905] RIP: 0033:0x7f415079a379
[ 190.905637][ T6905] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 190.905650][ T6905] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 190.905666][ T6905] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 190.905677][ T6905] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 190.905693][ T6905] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 190.905702][ T6905] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 190.905710][ T6905] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 190.905735][ T6905]
[ 190.905741][ T6905] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 190.924283][ T6908] 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
[ 190.934184][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 190.951840][ T6908] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6908 [syz.0.97] iterate_dir+0x399/0x570
[ 191.257528][ T6908] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 191.564490][ T6910] loop0: detected capacity change from 0 to 32768
[ 191.585304][ T6910] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 191.593636][ T6910] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 191.613089][ T6910] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 191.673520][ T6910] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 191.686523][ T6910] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 191.696160][ T6910] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 191.710987][ T6910] 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
[ 191.720073][ T6910] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6910 [syz.0.98] __gfs2_lookup+0xac/0x2a0
[ 191.729490][ T6910] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 191.738318][ T6913] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 191.738337][ T6913] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 191.738359][ T6913] 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
[ 191.738382][ T6913] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6910 [syz.0.98] __gfs2_lookup+0xac/0x2a0
[ 191.738414][ T6913] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6913 [syz.0.98] iterate_dir+0x399/0x570
[ 191.738438][ T6913] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 191.738477][ T6913] CPU: 1 UID: 0 PID: 6913 Comm: syz.0.98 Not tainted syzkaller #0 PREEMPT(full)
[ 191.738494][ T6913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 191.738504][ T6913] Call Trace:
[ 191.738510][ T6913]
[ 191.738517][ T6913] dump_stack_lvl+0xe8/0x150
[ 191.738541][ T6913] gfs2_withdraw+0xc3/0x1b0
[ 191.738559][ T6913] gfs2_dirent_scan+0x545/0x690
[ 191.738576][ T6913] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 191.738593][ T6913] gfs2_dir_read+0x78e/0x1760
[ 191.738622][ T6913] ? __pfx_inode_dio_wait+0x10/0x10
[ 191.738642][ T6913] ? do_raw_spin_unlock+0xf5/0x210
[ 191.738661][ T6913] ? __pfx_gfs2_dir_read+0x10/0x10
[ 191.738688][ T6913] ? gfs2_glock_wait+0x20f/0x2a0
[ 191.738706][ T6913] gfs2_readdir+0x169/0x1e0
[ 191.738726][ T6913] ? iterate_dir+0x292/0x570
[ 191.738743][ T6913] ? __pfx_gfs2_readdir+0x10/0x10
[ 191.738765][ T6913] ? iterate_dir+0x399/0x570
[ 191.738782][ T6913] ? iterate_dir+0x292/0x570
[ 191.738798][ T6913] ? down_read_killable+0x1bb/0x340
[ 191.738824][ T6913] iterate_dir+0x399/0x570
[ 191.738846][ T6913] __se_sys_getdents64+0xf1/0x280
[ 191.738865][ T6913] ? __pfx___se_sys_getdents64+0x10/0x10
[ 191.738882][ T6913] ? __pfx_filldir64+0x10/0x10
[ 191.738900][ T6913] ? rcu_is_watching+0x15/0xb0
[ 191.738930][ T6913] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 191.738947][ T6913] do_syscall_64+0x15f/0xf80
[ 191.738964][ T6913] ? trace_irq_disable+0x3b/0x140
[ 191.738982][ T6913] ? clear_bhb_loop+0x40/0x90
[ 191.739000][ T6913] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 191.739015][ T6913] RIP: 0033:0x7f415079a379
[ 191.739031][ T6913] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 191.739044][ T6913] RSP: 002b:00007f4151552028 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[ 191.739060][ T6913] RAX: ffffffffffffffda RBX: 00007f41509f6090 RCX: 00007f415079a379
[ 191.739071][ T6913] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 191.739080][ T6913] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 191.739088][ T6913] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 191.739097][ T6913] R13: 00007f41509f6128 R14: 00007f41509f6090 R15: 00007ffde2f6fa08
[ 191.739123][ T6913]
[ 191.739128][ T6913] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 192.030977][ T10] gfs2: fsid=syz:syz.s: file system withdrawn
[ 192.349836][ T6915] loop0: detected capacity change from 0 to 32768
[ 192.369851][ T6915] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 192.378266][ T6915] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 192.399438][ T6915] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 192.482771][ T6915] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 192.493309][ T6915] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 192.503329][ T6915] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 192.518075][ T6915] 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
[ 192.527206][ T6915] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6915 [syz.0.99] __gfs2_lookup+0xac/0x2a0
[ 192.536762][ T6915] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 192.545468][ T6915] CPU: 1 UID: 0 PID: 6915 Comm: syz.0.99 Not tainted syzkaller #0 PREEMPT(full)
[ 192.545488][ T6915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 192.545497][ T6915] Call Trace:
[ 192.545509][ T6915]
[ 192.545516][ T6915] dump_stack_lvl+0xe8/0x150
[ 192.545543][ T6915] gfs2_withdraw+0xc3/0x1b0
[ 192.545560][ T6915] gfs2_dirent_scan+0x545/0x690
[ 192.545579][ T6915] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 192.545597][ T6915] gfs2_dirent_search+0x358/0x920
[ 192.545617][ T6915] ? gfs2_permission+0x383/0x460
[ 192.545632][ T6915] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 192.545646][ T6915] ? do_raw_spin_unlock+0xf5/0x210
[ 192.545662][ T6915] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 192.545676][ T6915] ? __pfx_gfs2_permission+0x10/0x10
[ 192.545698][ T6915] gfs2_dir_search+0x4c/0x220
[ 192.545717][ T6915] gfs2_lookupi+0x45b/0x640
[ 192.545738][ T6915] ? __pfx_gfs2_lookupi+0x10/0x10
[ 192.545752][ T6915] ? d_alloc_parallel+0x14c7/0x1610
[ 192.545771][ T6915] ? __gfs2_lookup+0xac/0x2a0
[ 192.545788][ T6915] ? look_up_lock_class+0x57/0x110
[ 192.545811][ T6915] ? d_alloc_parallel+0x366/0x1610
[ 192.545828][ T6915] __gfs2_lookup+0xac/0x2a0
[ 192.545846][ T6915] ? __pfx___gfs2_lookup+0x10/0x10
[ 192.545866][ T6915] ? __raw_spin_lock_init+0x45/0x100
[ 192.545885][ T6915] ? __init_waitqueue_head+0xa9/0x150
[ 192.545904][ T6915] __lookup_slow+0x2b7/0x410
[ 192.545927][ T6915] ? __pfx___lookup_slow+0x10/0x10
[ 192.545956][ T6915] ? down_read+0x270/0x2e0
[ 192.545980][ T6915] lookup_slow+0x53/0x70
[ 192.545999][ T6915] path_lookupat+0x3f5/0x8c0
[ 192.546036][ T6915] filename_lookup+0x256/0x5d0
[ 192.546059][ T6915] ? __pfx_filename_lookup+0x10/0x10
[ 192.546095][ T6915] ? __might_fault+0xaf/0x130
[ 192.546125][ T6915] vfs_statx+0xfc/0x200
[ 192.546146][ T6915] ? __pfx_vfs_statx+0x10/0x10
[ 192.546162][ T6915] ? strncpy_from_user+0x150/0x2b0
[ 192.546184][ T6915] ? do_getname+0x151/0x250
[ 192.546205][ T6915] vfs_fstatat+0x11b/0x170
[ 192.546225][ T6915] __x64_sys_newfstatat+0x151/0x200
[ 192.546248][ T6915] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 192.546281][ T6915] ? rcu_is_watching+0x15/0xb0
[ 192.546309][ T6915] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 192.546325][ T6915] do_syscall_64+0x15f/0xf80
[ 192.546342][ T6915] ? trace_irq_disable+0x3b/0x140
[ 192.546358][ T6915] ? clear_bhb_loop+0x40/0x90
[ 192.546376][ T6915] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 192.546390][ T6915] RIP: 0033:0x7f415079a379
[ 192.546405][ T6915] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 192.546418][ T6915] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 192.546435][ T6915] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 192.546446][ T6915] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 192.546455][ T6915] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 192.546464][ T6915] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 192.546473][ T6915] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 192.546498][ T6915]
[ 192.854522][ T6915] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 192.861833][ T24] gfs2: fsid=syz:syz.s: file system withdrawn
[ 193.162202][ T6920] loop0: detected capacity change from 0 to 32768
[ 193.182127][ T6920] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 193.190955][ T6920] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 193.209969][ T6920] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 193.290963][ T6920] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 193.302329][ T6920] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 193.312017][ T6920] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 193.327054][ T6920] 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
[ 193.336704][ T6920] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6920 [syz.0.100] __gfs2_lookup+0xac/0x2a0
[ 193.346239][ T6920] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 193.354714][ T6920] CPU: 1 UID: 0 PID: 6920 Comm: syz.0.100 Not tainted syzkaller #0 PREEMPT(full)
[ 193.354733][ T6920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 193.354741][ T6920] Call Trace:
[ 193.354748][ T6920]
[ 193.354755][ T6920] dump_stack_lvl+0xe8/0x150
[ 193.354780][ T6920] gfs2_withdraw+0xc3/0x1b0
[ 193.354796][ T6920] gfs2_dirent_scan+0x545/0x690
[ 193.354813][ T6920] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 193.354832][ T6920] gfs2_dirent_search+0x358/0x920
[ 193.354850][ T6920] ? gfs2_permission+0x383/0x460
[ 193.354863][ T6920] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 193.354874][ T6920] ? do_raw_spin_unlock+0xf5/0x210
[ 193.354891][ T6920] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 193.354907][ T6920] ? __pfx_gfs2_permission+0x10/0x10
[ 193.354929][ T6920] gfs2_dir_search+0x4c/0x220
[ 193.354950][ T6920] gfs2_lookupi+0x45b/0x640
[ 193.354972][ T6920] ? __pfx_gfs2_lookupi+0x10/0x10
[ 193.354985][ T6920] ? d_alloc_parallel+0x14c7/0x1610
[ 193.355004][ T6920] ? __gfs2_lookup+0xac/0x2a0
[ 193.355020][ T6920] ? look_up_lock_class+0x57/0x110
[ 193.355043][ T6920] ? d_alloc_parallel+0x366/0x1610
[ 193.355064][ T6920] __gfs2_lookup+0xac/0x2a0
[ 193.355083][ T6920] ? __pfx___gfs2_lookup+0x10/0x10
[ 193.355102][ T6920] ? __raw_spin_lock_init+0x45/0x100
[ 193.355120][ T6920] ? __init_waitqueue_head+0xa9/0x150
[ 193.355139][ T6920] __lookup_slow+0x2b7/0x410
[ 193.355161][ T6920] ? __pfx___lookup_slow+0x10/0x10
[ 193.355188][ T6920] ? down_read+0x270/0x2e0
[ 193.355249][ T6920] lookup_slow+0x53/0x70
[ 193.355269][ T6920] path_lookupat+0x3f5/0x8c0
[ 193.355302][ T6920] filename_lookup+0x256/0x5d0
[ 193.355325][ T6920] ? __pfx_filename_lookup+0x10/0x10
[ 193.355362][ T6920] ? __might_fault+0xaf/0x130
[ 193.355394][ T6920] vfs_statx+0xfc/0x200
[ 193.355415][ T6920] ? __pfx_vfs_statx+0x10/0x10
[ 193.355429][ T6920] ? strncpy_from_user+0x150/0x2b0
[ 193.355449][ T6920] ? do_getname+0x151/0x250
[ 193.355469][ T6920] vfs_fstatat+0x11b/0x170
[ 193.355487][ T6920] __x64_sys_newfstatat+0x151/0x200
[ 193.355507][ T6920] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 193.355538][ T6920] ? __pfx___se_sys_chdir+0x10/0x10
[ 193.355562][ T6920] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 193.355578][ T6920] do_syscall_64+0x15f/0xf80
[ 193.355596][ T6920] ? trace_irq_disable+0x3b/0x140
[ 193.355614][ T6920] ? clear_bhb_loop+0x40/0x90
[ 193.355633][ T6920] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 193.355647][ T6920] RIP: 0033:0x7f415079a379
[ 193.355661][ T6920] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 193.355674][ T6920] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 193.355690][ T6920] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 193.355700][ T6920] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 193.355709][ T6920] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 193.355719][ T6920] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 193.355728][ T6920] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 193.355754][ T6920]
[ 193.355761][ T6920] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 193.673073][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 193.980007][ T6925] loop0: detected capacity change from 0 to 32768
[ 193.996281][ T6925] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 194.010156][ T6925] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 194.027965][ T6925] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 194.120825][ T6925] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 194.132464][ T6925] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 194.142366][ T6925] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 194.157860][ T6925] 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
[ 194.167396][ T6925] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6925 [syz.0.101] __gfs2_lookup+0xac/0x2a0
[ 194.177469][ T6925] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 194.184340][ T6928] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 194.185913][ T6925] CPU: 0 UID: 0 PID: 6925 Comm: syz.0.101 Not tainted syzkaller #0 PREEMPT(full)
[ 194.185929][ T6925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 194.185939][ T6925] Call Trace:
[ 194.185946][ T6925]
[ 194.185954][ T6925] dump_stack_lvl+0xe8/0x150
[ 194.185981][ T6925] gfs2_withdraw+0xc3/0x1b0
[ 194.185999][ T6925] gfs2_dirent_scan+0x545/0x690
[ 194.186018][ T6925] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 194.186041][ T6925] gfs2_dirent_search+0x358/0x920
[ 194.186060][ T6925] ? gfs2_permission+0x383/0x460
[ 194.186076][ T6925] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 194.186089][ T6925] ? do_raw_spin_unlock+0xf5/0x210
[ 194.186108][ T6925] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 194.186124][ T6925] ? __pfx_gfs2_permission+0x10/0x10
[ 194.186148][ T6925] gfs2_dir_search+0x4c/0x220
[ 194.186168][ T6925] gfs2_lookupi+0x45b/0x640
[ 194.186189][ T6925] ? __pfx_gfs2_lookupi+0x10/0x10
[ 194.186203][ T6925] ? d_alloc_parallel+0x14c7/0x1610
[ 194.186222][ T6925] ? __gfs2_lookup+0xac/0x2a0
[ 194.186239][ T6925] ? look_up_lock_class+0x57/0x110
[ 194.186262][ T6925] ? d_alloc_parallel+0x366/0x1610
[ 194.186281][ T6925] __gfs2_lookup+0xac/0x2a0
[ 194.186301][ T6925] ? __pfx___gfs2_lookup+0x10/0x10
[ 194.186322][ T6925] ? __raw_spin_lock_init+0x45/0x100
[ 194.186340][ T6925] ? __init_waitqueue_head+0xa9/0x150
[ 194.186368][ T6925] __lookup_slow+0x2b7/0x410
[ 194.186393][ T6925] ? __pfx___lookup_slow+0x10/0x10
[ 194.186424][ T6925] ? down_read+0x270/0x2e0
[ 194.186447][ T6925] lookup_slow+0x53/0x70
[ 194.186469][ T6925] path_lookupat+0x3f5/0x8c0
[ 194.186503][ T6925] filename_lookup+0x256/0x5d0
[ 194.186528][ T6925] ? __pfx_filename_lookup+0x10/0x10
[ 194.186567][ T6925] ? __might_fault+0xaf/0x130
[ 194.186599][ T6925] vfs_statx+0xfc/0x200
[ 194.186620][ T6925] ? __pfx_vfs_statx+0x10/0x10
[ 194.186636][ T6925] ? strncpy_from_user+0x150/0x2b0
[ 194.186658][ T6925] ? do_getname+0x151/0x250
[ 194.186679][ T6925] vfs_fstatat+0x11b/0x170
[ 194.186700][ T6925] __x64_sys_newfstatat+0x151/0x200
[ 194.186723][ T6925] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 194.186758][ T6925] ? rcu_is_watching+0x15/0xb0
[ 194.186787][ T6925] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 194.186804][ T6925] do_syscall_64+0x15f/0xf80
[ 194.186824][ T6925] ? trace_irq_disable+0x3b/0x140
[ 194.186842][ T6925] ? clear_bhb_loop+0x40/0x90
[ 194.186861][ T6925] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 194.186876][ T6925] RIP: 0033:0x7f415079a379
[ 194.186892][ T6925] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 194.186905][ T6925] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 194.186922][ T6925] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 194.186934][ T6925] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 194.186944][ T6925] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 194.186953][ T6925] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 194.186964][ T6925] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 194.186989][ T6925]
[ 194.187082][ T6925] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 194.200821][ T6928] 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
[ 194.205361][ T10] gfs2: fsid=syz:syz.s: file system withdrawn
[ 194.216153][ T6928] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6928 [syz.0.101] iterate_dir+0x399/0x570
[ 194.223011][ T1315] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.227955][ T6928] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 194.231301][ T1315] ieee802154 phy1 wpan1: encryption failed: -22
[ 194.848279][ T6930] loop0: detected capacity change from 0 to 32768
[ 194.880541][ T6930] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 194.888898][ T6930] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 194.908645][ T6930] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 194.983370][ T6930] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 194.993814][ T6930] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 195.003500][ T6930] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 195.018588][ T6930] 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
[ 195.027821][ T6930] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6930 [syz.0.102] __gfs2_lookup+0xac/0x2a0
[ 195.037340][ T6930] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 195.045783][ T6930] CPU: 0 UID: 0 PID: 6930 Comm: syz.0.102 Not tainted syzkaller #0 PREEMPT(full)
[ 195.045805][ T6930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 195.045814][ T6930] Call Trace:
[ 195.045822][ T6930]
[ 195.045830][ T6930] dump_stack_lvl+0xe8/0x150
[ 195.045856][ T6930] gfs2_withdraw+0xc3/0x1b0
[ 195.045873][ T6930] gfs2_dirent_scan+0x545/0x690
[ 195.045891][ T6930] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 195.045911][ T6930] gfs2_dirent_search+0x358/0x920
[ 195.045931][ T6930] ? gfs2_permission+0x383/0x460
[ 195.045944][ T6930] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 195.045956][ T6930] ? do_raw_spin_unlock+0xf5/0x210
[ 195.045974][ T6930] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 195.045990][ T6930] ? __pfx_gfs2_permission+0x10/0x10
[ 195.046013][ T6930] gfs2_dir_search+0x4c/0x220
[ 195.046037][ T6930] gfs2_lookupi+0x45b/0x640
[ 195.046057][ T6930] ? __pfx_gfs2_lookupi+0x10/0x10
[ 195.046070][ T6930] ? d_alloc_parallel+0x14c7/0x1610
[ 195.046089][ T6930] ? __gfs2_lookup+0xac/0x2a0
[ 195.046104][ T6930] ? look_up_lock_class+0x57/0x110
[ 195.046128][ T6930] ? d_alloc_parallel+0x366/0x1610
[ 195.046148][ T6930] __gfs2_lookup+0xac/0x2a0
[ 195.046168][ T6930] ? __pfx___gfs2_lookup+0x10/0x10
[ 195.046189][ T6930] ? __raw_spin_lock_init+0x45/0x100
[ 195.046209][ T6930] ? __init_waitqueue_head+0xa9/0x150
[ 195.046232][ T6930] __lookup_slow+0x2b7/0x410
[ 195.046257][ T6930] ? __pfx___lookup_slow+0x10/0x10
[ 195.046286][ T6930] ? down_read+0x270/0x2e0
[ 195.046316][ T6930] lookup_slow+0x53/0x70
[ 195.046336][ T6930] path_lookupat+0x3f5/0x8c0
[ 195.046367][ T6930] filename_lookup+0x256/0x5d0
[ 195.046391][ T6930] ? __pfx_filename_lookup+0x10/0x10
[ 195.046430][ T6930] ? __might_fault+0xaf/0x130
[ 195.046459][ T6930] vfs_statx+0xfc/0x200
[ 195.046481][ T6930] ? __pfx_vfs_statx+0x10/0x10
[ 195.046498][ T6930] ? strncpy_from_user+0x150/0x2b0
[ 195.046521][ T6930] ? do_getname+0x151/0x250
[ 195.046542][ T6930] vfs_fstatat+0x11b/0x170
[ 195.046564][ T6930] __x64_sys_newfstatat+0x151/0x200
[ 195.046587][ T6930] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 195.046619][ T6930] ? rcu_is_watching+0x15/0xb0
[ 195.046649][ T6930] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 195.046665][ T6930] do_syscall_64+0x15f/0xf80
[ 195.046682][ T6930] ? trace_irq_disable+0x3b/0x140
[ 195.046699][ T6930] ? clear_bhb_loop+0x40/0x90
[ 195.046716][ T6930] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 195.046730][ T6930] RIP: 0033:0x7f415079a379
[ 195.046746][ T6930] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 195.046759][ T6930] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 195.046776][ T6930] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 195.046786][ T6930] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 195.046795][ T6930] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 195.046805][ T6930] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 195.046815][ T6930] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 195.046839][ T6930]
[ 195.358500][ T6930] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 195.365815][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
2026/04/10 09:35:53 executed programs: 88
[ 195.666303][ T6935] loop0: detected capacity change from 0 to 32768
[ 195.685977][ T6935] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 195.694483][ T6935] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 195.708649][ T6935] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 195.793873][ T6935] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 195.806598][ T6935] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 195.818397][ T6935] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 195.833172][ T6935] 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
[ 195.842295][ T6935] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6935 [syz.0.103] __gfs2_lookup+0xac/0x2a0
[ 195.851834][ T6935] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 195.858220][ T6938] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 195.860357][ T6935] CPU: 1 UID: 0 PID: 6935 Comm: syz.0.103 Not tainted syzkaller #0 PREEMPT(full)
[ 195.860376][ T6935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 195.860387][ T6935] Call Trace:
[ 195.860393][ T6935]
[ 195.860400][ T6935] dump_stack_lvl+0xe8/0x150
[ 195.860427][ T6935] gfs2_withdraw+0xc3/0x1b0
[ 195.860444][ T6935] gfs2_dirent_scan+0x545/0x690
[ 195.860462][ T6935] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 195.860482][ T6935] gfs2_dirent_search+0x358/0x920
[ 195.860501][ T6935] ? gfs2_permission+0x383/0x460
[ 195.860517][ T6935] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 195.860531][ T6935] ? do_raw_spin_unlock+0xf5/0x210
[ 195.860549][ T6935] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 195.860565][ T6935] ? __pfx_gfs2_permission+0x10/0x10
[ 195.860589][ T6935] gfs2_dir_search+0x4c/0x220
[ 195.860609][ T6935] gfs2_lookupi+0x45b/0x640
[ 195.860630][ T6935] ? __pfx_gfs2_lookupi+0x10/0x10
[ 195.860644][ T6935] ? d_alloc_parallel+0x14c7/0x1610
[ 195.860663][ T6935] ? __gfs2_lookup+0xac/0x2a0
[ 195.860679][ T6935] ? look_up_lock_class+0x57/0x110
[ 195.860700][ T6935] ? d_alloc_parallel+0x366/0x1610
[ 195.860720][ T6935] __gfs2_lookup+0xac/0x2a0
[ 195.860739][ T6935] ? __pfx___gfs2_lookup+0x10/0x10
[ 195.860760][ T6935] ? __raw_spin_lock_init+0x45/0x100
[ 195.860779][ T6935] ? __init_waitqueue_head+0xa9/0x150
[ 195.860801][ T6935] __lookup_slow+0x2b7/0x410
[ 195.860825][ T6935] ? __pfx___lookup_slow+0x10/0x10
[ 195.860856][ T6935] ? down_read+0x270/0x2e0
[ 195.860879][ T6935] lookup_slow+0x53/0x70
[ 195.860900][ T6935] path_lookupat+0x3f5/0x8c0
[ 195.860934][ T6935] filename_lookup+0x256/0x5d0
[ 195.860965][ T6935] ? __pfx_filename_lookup+0x10/0x10
[ 195.861005][ T6935] ? __might_fault+0xaf/0x130
[ 195.861037][ T6935] vfs_statx+0xfc/0x200
[ 195.861058][ T6935] ? __pfx_vfs_statx+0x10/0x10
[ 195.861074][ T6935] ? strncpy_from_user+0x150/0x2b0
[ 195.861097][ T6935] ? do_getname+0x151/0x250
[ 195.861118][ T6935] vfs_fstatat+0x11b/0x170
[ 195.861139][ T6935] __x64_sys_newfstatat+0x151/0x200
[ 195.861166][ T6935] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 195.861201][ T6935] ? rcu_is_watching+0x15/0xb0
[ 195.861224][ T6935] ? __pfx_do_sync_core+0x10/0x10
[ 195.861252][ T6935] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 195.861269][ T6935] do_syscall_64+0x15f/0xf80
[ 195.861290][ T6935] ? clear_bhb_loop+0x40/0x90
[ 195.861309][ T6935] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 195.861325][ T6935] RIP: 0033:0x7f415079a379
[ 195.861340][ T6935] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 195.861354][ T6935] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 195.861370][ T6935] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 195.861381][ T6935] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 195.861391][ T6935] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 195.861401][ T6935] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 195.861410][ T6935] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 195.861436][ T6935]
[ 195.861442][ T6935] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 195.874394][ T6938] 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
[ 195.879167][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 195.889496][ T6938] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6938 [syz.0.103] iterate_dir+0x399/0x570
[ 196.212701][ T6938] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 196.515893][ T6940] loop0: detected capacity change from 0 to 32768
[ 196.539694][ T6940] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 196.548012][ T6940] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 196.569203][ T6940] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 196.647600][ T6940] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 196.660177][ T6940] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 196.669788][ T6940] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 196.684166][ T6940] 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
[ 196.693298][ T6940] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6940 [syz.0.104] __gfs2_lookup+0xac/0x2a0
[ 196.702823][ T6940] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 196.711290][ T6940] CPU: 0 UID: 0 PID: 6940 Comm: syz.0.104 Not tainted syzkaller #0 PREEMPT(full)
[ 196.711310][ T6940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 196.711319][ T6940] Call Trace:
[ 196.711326][ T6940]
[ 196.711332][ T6940] dump_stack_lvl+0xe8/0x150
[ 196.711357][ T6940] gfs2_withdraw+0xc3/0x1b0
[ 196.711373][ T6940] gfs2_dirent_scan+0x545/0x690
[ 196.711390][ T6940] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 196.711407][ T6940] gfs2_dirent_search+0x358/0x920
[ 196.711424][ T6940] ? gfs2_permission+0x383/0x460
[ 196.711437][ T6940] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 196.711450][ T6940] ? do_raw_spin_unlock+0xf5/0x210
[ 196.711468][ T6940] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 196.711483][ T6940] ? __pfx_gfs2_permission+0x10/0x10
[ 196.711504][ T6940] gfs2_dir_search+0x4c/0x220
[ 196.711523][ T6940] gfs2_lookupi+0x45b/0x640
[ 196.711544][ T6940] ? __pfx_gfs2_lookupi+0x10/0x10
[ 196.711558][ T6940] ? d_alloc_parallel+0x14c7/0x1610
[ 196.711576][ T6940] ? __gfs2_lookup+0xac/0x2a0
[ 196.711592][ T6940] ? look_up_lock_class+0x57/0x110
[ 196.711615][ T6940] ? d_alloc_parallel+0x366/0x1610
[ 196.711634][ T6940] __gfs2_lookup+0xac/0x2a0
[ 196.711653][ T6940] ? __pfx___gfs2_lookup+0x10/0x10
[ 196.711675][ T6940] ? __raw_spin_lock_init+0x45/0x100
[ 196.711692][ T6940] ? __init_waitqueue_head+0xa9/0x150
[ 196.711710][ T6940] __lookup_slow+0x2b7/0x410
[ 196.711734][ T6940] ? __pfx___lookup_slow+0x10/0x10
[ 196.711760][ T6940] ? down_read+0x270/0x2e0
[ 196.711784][ T6940] lookup_slow+0x53/0x70
[ 196.711805][ T6940] path_lookupat+0x3f5/0x8c0
[ 196.711835][ T6940] filename_lookup+0x256/0x5d0
[ 196.711865][ T6940] ? __pfx_filename_lookup+0x10/0x10
[ 196.711898][ T6940] ? __might_fault+0xaf/0x130
[ 196.711931][ T6940] vfs_statx+0xfc/0x200
[ 196.711952][ T6940] ? __pfx_vfs_statx+0x10/0x10
[ 196.711968][ T6940] ? strncpy_from_user+0x150/0x2b0
[ 196.711994][ T6940] ? do_getname+0x151/0x250
[ 196.712016][ T6940] vfs_fstatat+0x11b/0x170
[ 196.712039][ T6940] __x64_sys_newfstatat+0x151/0x200
[ 196.712063][ T6940] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 196.712099][ T6940] ? rcu_is_watching+0x15/0xb0
[ 196.712130][ T6940] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 196.712148][ T6940] do_syscall_64+0x15f/0xf80
[ 196.712168][ T6940] ? trace_irq_disable+0x3b/0x140
[ 196.712187][ T6940] ? clear_bhb_loop+0x40/0x90
[ 196.712207][ T6940] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 196.712223][ T6940] RIP: 0033:0x7f415079a379
[ 196.712239][ T6940] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 196.712253][ T6940] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 196.712270][ T6940] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 196.712281][ T6940] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 196.712292][ T6940] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 196.712302][ T6940] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 196.712312][ T6940] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 196.712339][ T6940]
[ 196.712346][ T6940] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 197.030462][ T5851] gfs2: fsid=syz:syz.s: file system withdrawn
[ 197.330168][ T6945] loop0: detected capacity change from 0 to 32768
[ 197.351772][ T6945] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 197.362951][ T6945] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 197.379684][ T6945] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 197.451874][ T6945] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 197.463772][ T6945] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 197.473486][ T6945] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 197.488411][ T6945] 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
[ 197.498792][ T6945] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6945 [syz.0.105] __gfs2_lookup+0xac/0x2a0
[ 197.508353][ T6945] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 197.515347][ T6948] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 197.516830][ T6945] CPU: 0 UID: 0 PID: 6945 Comm: syz.0.105 Not tainted syzkaller #0 PREEMPT(full)
[ 197.516849][ T6945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 197.516859][ T6945] Call Trace:
[ 197.516866][ T6945]
[ 197.516874][ T6945] dump_stack_lvl+0xe8/0x150
[ 197.516901][ T6945] gfs2_withdraw+0xc3/0x1b0
[ 197.516917][ T6945] gfs2_dirent_scan+0x545/0x690
[ 197.516936][ T6945] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 197.516956][ T6945] gfs2_dirent_search+0x358/0x920
[ 197.516975][ T6945] ? gfs2_permission+0x383/0x460
[ 197.516990][ T6945] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 197.517005][ T6945] ? do_raw_spin_unlock+0xf5/0x210
[ 197.517024][ T6945] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 197.517039][ T6945] ? __pfx_gfs2_permission+0x10/0x10
[ 197.517063][ T6945] gfs2_dir_search+0x4c/0x220
[ 197.517090][ T6945] gfs2_lookupi+0x45b/0x640
[ 197.517112][ T6945] ? __pfx_gfs2_lookupi+0x10/0x10
[ 197.517126][ T6945] ? d_alloc_parallel+0x14c7/0x1610
[ 197.517146][ T6945] ? __gfs2_lookup+0xac/0x2a0
[ 197.517162][ T6945] ? look_up_lock_class+0x57/0x110
[ 197.517185][ T6945] ? d_alloc_parallel+0x366/0x1610
[ 197.517205][ T6945] __gfs2_lookup+0xac/0x2a0
[ 197.517225][ T6945] ? __pfx___gfs2_lookup+0x10/0x10
[ 197.517246][ T6945] ? __raw_spin_lock_init+0x45/0x100
[ 197.517265][ T6945] ? __init_waitqueue_head+0xa9/0x150
[ 197.517287][ T6945] __lookup_slow+0x2b7/0x410
[ 197.517312][ T6945] ? __pfx___lookup_slow+0x10/0x10
[ 197.517343][ T6945] ? down_read+0x270/0x2e0
[ 197.517366][ T6945] lookup_slow+0x53/0x70
[ 197.517387][ T6945] path_lookupat+0x3f5/0x8c0
[ 197.517421][ T6945] filename_lookup+0x256/0x5d0
[ 197.517446][ T6945] ? __pfx_filename_lookup+0x10/0x10
[ 197.517485][ T6945] ? __might_fault+0xaf/0x130
[ 197.517517][ T6945] vfs_statx+0xfc/0x200
[ 197.517538][ T6945] ? __pfx_vfs_statx+0x10/0x10
[ 197.517554][ T6945] ? strncpy_from_user+0x150/0x2b0
[ 197.517578][ T6945] ? do_getname+0x151/0x250
[ 197.517599][ T6945] vfs_fstatat+0x11b/0x170
[ 197.517619][ T6945] __x64_sys_newfstatat+0x151/0x200
[ 197.517642][ T6945] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 197.517677][ T6945] ? rcu_is_watching+0x15/0xb0
[ 197.517710][ T6945] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 197.517727][ T6945] do_syscall_64+0x15f/0xf80
[ 197.517747][ T6945] ? trace_irq_disable+0x3b/0x140
[ 197.517765][ T6945] ? clear_bhb_loop+0x40/0x90
[ 197.517784][ T6945] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 197.517799][ T6945] RIP: 0033:0x7f415079a379
[ 197.517814][ T6945] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 197.517827][ T6945] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 197.517844][ T6945] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 197.517855][ T6945] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 197.517865][ T6945] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 197.517875][ T6945] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 197.517885][ T6945] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 197.517910][ T6945]
[ 197.517916][ T6945] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 197.530800][ T6948] 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
[ 197.535773][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
[ 197.546270][ T6948] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6948 [syz.0.105] iterate_dir+0x399/0x570
[ 197.867924][ T6948] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 198.167622][ T6950] loop0: detected capacity change from 0 to 32768
[ 198.185015][ T6950] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 198.199403][ T6950] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 198.215140][ T6950] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 198.304734][ T6950] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 198.317293][ T6950] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 198.327002][ T6950] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 198.341740][ T6950] 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
[ 198.350816][ T6950] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6950 [syz.0.106] __gfs2_lookup+0xac/0x2a0
[ 198.360477][ T6950] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 198.368968][ T6950] CPU: 1 UID: 0 PID: 6950 Comm: syz.0.106 Not tainted syzkaller #0 PREEMPT(full)
[ 198.368989][ T6950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 198.369000][ T6950] Call Trace:
[ 198.369007][ T6950]
[ 198.369015][ T6950] dump_stack_lvl+0xe8/0x150
[ 198.369044][ T6950] gfs2_withdraw+0xc3/0x1b0
[ 198.369064][ T6950] gfs2_dirent_scan+0x545/0x690
[ 198.369085][ T6950] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 198.369103][ T6950] gfs2_dirent_search+0x358/0x920
[ 198.369118][ T6950] ? gfs2_permission+0x383/0x460
[ 198.369131][ T6950] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 198.369144][ T6950] ? do_raw_spin_unlock+0xf5/0x210
[ 198.369162][ T6950] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 198.369176][ T6950] ? __pfx_gfs2_permission+0x10/0x10
[ 198.369199][ T6950] gfs2_dir_search+0x4c/0x220
[ 198.369218][ T6950] gfs2_lookupi+0x45b/0x640
[ 198.369240][ T6950] ? __pfx_gfs2_lookupi+0x10/0x10
[ 198.369255][ T6950] ? d_alloc_parallel+0x14c7/0x1610
[ 198.369276][ T6950] ? __gfs2_lookup+0xac/0x2a0
[ 198.369292][ T6950] ? look_up_lock_class+0x57/0x110
[ 198.369315][ T6950] ? d_alloc_parallel+0x366/0x1610
[ 198.369336][ T6950] __gfs2_lookup+0xac/0x2a0
[ 198.369356][ T6950] ? __pfx___gfs2_lookup+0x10/0x10
[ 198.369379][ T6950] ? __raw_spin_lock_init+0x45/0x100
[ 198.369398][ T6950] ? __init_waitqueue_head+0xa9/0x150
[ 198.369420][ T6950] __lookup_slow+0x2b7/0x410
[ 198.369445][ T6950] ? __pfx___lookup_slow+0x10/0x10
[ 198.369478][ T6950] ? down_read+0x270/0x2e0
[ 198.369504][ T6950] lookup_slow+0x53/0x70
[ 198.369527][ T6950] path_lookupat+0x3f5/0x8c0
[ 198.369563][ T6950] filename_lookup+0x256/0x5d0
[ 198.369589][ T6950] ? __pfx_filename_lookup+0x10/0x10
[ 198.369630][ T6950] ? __might_fault+0xaf/0x130
[ 198.369662][ T6950] vfs_statx+0xfc/0x200
[ 198.369693][ T6950] ? __pfx_vfs_statx+0x10/0x10
[ 198.369710][ T6950] ? strncpy_from_user+0x150/0x2b0
[ 198.369731][ T6950] ? do_getname+0x151/0x250
[ 198.369750][ T6950] vfs_fstatat+0x11b/0x170
[ 198.369768][ T6950] __x64_sys_newfstatat+0x151/0x200
[ 198.369789][ T6950] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 198.369824][ T6950] ? rcu_is_watching+0x15/0xb0
[ 198.369853][ T6950] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 198.369870][ T6950] do_syscall_64+0x15f/0xf80
[ 198.369888][ T6950] ? trace_irq_disable+0x3b/0x140
[ 198.369908][ T6950] ? clear_bhb_loop+0x40/0x90
[ 198.369927][ T6950] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 198.369943][ T6950] RIP: 0033:0x7f415079a379
[ 198.369958][ T6950] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 198.369970][ T6950] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 198.369987][ T6950] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 198.369999][ T6950] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 198.370009][ T6950] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 198.370019][ T6950] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 198.370029][ T6950] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 198.370058][ T6950]
[ 198.370064][ T6950] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 198.686572][ T59] gfs2: fsid=syz:syz.s: file system withdrawn
[ 198.991640][ T6955] loop0: detected capacity change from 0 to 32768
[ 199.004256][ T6955] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 199.013566][ T6955] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 199.041216][ T6955] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 199.095517][ T6955] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 199.107393][ T6955] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 199.117705][ T6955] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 199.132142][ T6955] 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
[ 199.141774][ T6955] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6955 [syz.0.107] __gfs2_lookup+0xac/0x2a0
[ 199.151343][ T6955] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 199.159361][ T6958] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 199.159812][ T6955] CPU: 0 UID: 0 PID: 6955 Comm: syz.0.107 Not tainted syzkaller #0 PREEMPT(full)
[ 199.159832][ T6955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 199.159842][ T6955] Call Trace:
[ 199.159849][ T6955]
[ 199.159857][ T6955] dump_stack_lvl+0xe8/0x150
[ 199.159884][ T6955] gfs2_withdraw+0xc3/0x1b0
[ 199.159902][ T6955] gfs2_dirent_scan+0x545/0x690
[ 199.159920][ T6955] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 199.159940][ T6955] gfs2_dirent_search+0x358/0x920
[ 199.159959][ T6955] ? gfs2_permission+0x383/0x460
[ 199.159974][ T6955] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 199.159987][ T6955] ? do_raw_spin_unlock+0xf5/0x210
[ 199.160007][ T6955] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 199.160023][ T6955] ? __pfx_gfs2_permission+0x10/0x10
[ 199.160047][ T6955] gfs2_dir_search+0x4c/0x220
[ 199.160067][ T6955] gfs2_lookupi+0x45b/0x640
[ 199.160088][ T6955] ? __pfx_gfs2_lookupi+0x10/0x10
[ 199.160103][ T6955] ? d_alloc_parallel+0x14c7/0x1610
[ 199.160122][ T6955] ? __gfs2_lookup+0xac/0x2a0
[ 199.160138][ T6955] ? look_up_lock_class+0x57/0x110
[ 199.160162][ T6955] ? d_alloc_parallel+0x366/0x1610
[ 199.160181][ T6955] __gfs2_lookup+0xac/0x2a0
[ 199.160200][ T6955] ? __pfx___gfs2_lookup+0x10/0x10
[ 199.160222][ T6955] ? __raw_spin_lock_init+0x45/0x100
[ 199.160241][ T6955] ? __init_waitqueue_head+0xa9/0x150
[ 199.160263][ T6955] __lookup_slow+0x2b7/0x410
[ 199.160287][ T6955] ? __pfx___lookup_slow+0x10/0x10
[ 199.160318][ T6955] ? down_read+0x270/0x2e0
[ 199.160342][ T6955] lookup_slow+0x53/0x70
[ 199.160364][ T6955] path_lookupat+0x3f5/0x8c0
[ 199.160397][ T6955] filename_lookup+0x256/0x5d0
[ 199.160422][ T6955] ? __pfx_filename_lookup+0x10/0x10
[ 199.160461][ T6955] ? __might_fault+0xaf/0x130
[ 199.160493][ T6955] vfs_statx+0xfc/0x200
[ 199.160514][ T6955] ? __pfx_vfs_statx+0x10/0x10
[ 199.160530][ T6955] ? strncpy_from_user+0x150/0x2b0
[ 199.160553][ T6955] ? do_getname+0x151/0x250
[ 199.160574][ T6955] vfs_fstatat+0x11b/0x170
[ 199.160594][ T6955] __x64_sys_newfstatat+0x151/0x200
[ 199.160616][ T6955] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 199.160652][ T6955] ? __pfx___se_sys_chdir+0x10/0x10
[ 199.160685][ T6955] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 199.160703][ T6955] do_syscall_64+0x15f/0xf80
[ 199.160722][ T6955] ? trace_irq_disable+0x3b/0x140
[ 199.160740][ T6955] ? clear_bhb_loop+0x40/0x90
[ 199.160760][ T6955] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 199.160775][ T6955] RIP: 0033:0x7f415079a379
[ 199.160790][ T6955] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 199.160803][ T6955] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 199.160820][ T6955] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 199.160831][ T6955] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 199.160842][ T6955] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 199.160852][ T6955] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 199.160862][ T6955] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 199.160888][ T6955]
[ 199.160894][ T6955] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 199.179658][ T6958] 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
[ 199.188972][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
[ 199.209805][ T6958] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6958 [syz.0.107] iterate_dir+0x399/0x570
[ 199.514207][ T6958] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 199.918003][ T6960] loop0: detected capacity change from 0 to 32768
[ 199.934558][ T6960] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 199.943432][ T6960] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 199.959304][ T6960] gfs2: fsid=syz:syz.s: journal 0 mapped with 18 extents in 0ms
[ 200.044612][ T6960] gfs2: fsid=syz:syz.s: first mount done, others may mount
[ 200.060044][ T6960] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 200.069941][ T6960] gfs2: fsid=syz:syz.s: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 200.084783][ T6960] 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
[ 200.094208][ T6960] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6960 [syz.0.108] __gfs2_lookup+0xac/0x2a0
[ 200.103732][ T6960] gfs2: fsid=syz:syz.s: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 200.111347][ T6963] gfs2: fsid=syz:syz.s: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 200.113527][ T6960] CPU: 0 UID: 0 PID: 6960 Comm: syz.0.108 Not tainted syzkaller #0 PREEMPT(full)
[ 200.113546][ T6960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 200.113557][ T6960] Call Trace:
[ 200.113564][ T6960]
[ 200.113571][ T6960] dump_stack_lvl+0xe8/0x150
[ 200.113598][ T6960] gfs2_withdraw+0xc3/0x1b0
[ 200.113616][ T6960] gfs2_dirent_scan+0x545/0x690
[ 200.113635][ T6960] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 200.113655][ T6960] gfs2_dirent_search+0x358/0x920
[ 200.113674][ T6960] ? gfs2_permission+0x383/0x460
[ 200.113688][ T6960] ? __pfx_gfs2_dirent_find+0x10/0x10
[ 200.113702][ T6960] ? do_raw_spin_unlock+0xf5/0x210
[ 200.113721][ T6960] ? __pfx_gfs2_dirent_search+0x10/0x10
[ 200.113737][ T6960] ? __pfx_gfs2_permission+0x10/0x10
[ 200.113761][ T6960] gfs2_dir_search+0x4c/0x220
[ 200.113781][ T6960] gfs2_lookupi+0x45b/0x640
[ 200.113807][ T6960] ? __pfx_gfs2_lookupi+0x10/0x10
[ 200.113821][ T6960] ? d_alloc_parallel+0x14c7/0x1610
[ 200.113840][ T6960] ? __gfs2_lookup+0xac/0x2a0
[ 200.113856][ T6960] ? look_up_lock_class+0x57/0x110
[ 200.113879][ T6960] ? d_alloc_parallel+0x366/0x1610
[ 200.113898][ T6960] __gfs2_lookup+0xac/0x2a0
[ 200.113917][ T6960] ? __pfx___gfs2_lookup+0x10/0x10
[ 200.113939][ T6960] ? __raw_spin_lock_init+0x45/0x100
[ 200.113958][ T6960] ? __init_waitqueue_head+0xa9/0x150
[ 200.113980][ T6960] __lookup_slow+0x2b7/0x410
[ 200.114004][ T6960] ? __pfx___lookup_slow+0x10/0x10
[ 200.114035][ T6960] ? down_read+0x270/0x2e0
[ 200.114059][ T6960] lookup_slow+0x53/0x70
[ 200.114080][ T6960] path_lookupat+0x3f5/0x8c0
[ 200.114113][ T6960] filename_lookup+0x256/0x5d0
[ 200.114137][ T6960] ? __pfx_filename_lookup+0x10/0x10
[ 200.114177][ T6960] ? __might_fault+0xaf/0x130
[ 200.114209][ T6960] vfs_statx+0xfc/0x200
[ 200.114229][ T6960] ? __pfx_vfs_statx+0x10/0x10
[ 200.114245][ T6960] ? strncpy_from_user+0x150/0x2b0
[ 200.114268][ T6960] ? do_getname+0x151/0x250
[ 200.114288][ T6960] vfs_fstatat+0x11b/0x170
[ 200.114308][ T6960] __x64_sys_newfstatat+0x151/0x200
[ 200.114330][ T6960] ? __pfx___x64_sys_newfstatat+0x10/0x10
[ 200.114365][ T6960] ? rcu_is_watching+0x15/0xb0
[ 200.114395][ T6960] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 200.114411][ T6960] do_syscall_64+0x15f/0xf80
[ 200.114429][ T6960] ? trace_irq_disable+0x3b/0x140
[ 200.114447][ T6960] ? clear_bhb_loop+0x40/0x90
[ 200.114466][ T6960] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 200.114481][ T6960] RIP: 0033:0x7f415079a379
[ 200.114496][ T6960] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 200.114510][ T6960] RSP: 002b:00007f4151573028 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
[ 200.114526][ T6960] RAX: ffffffffffffffda RBX: 00007f41509f5fa0 RCX: 00007f415079a379
[ 200.114537][ T6960] RDX: 0000000000000000 RSI: 0000200000000e80 RDI: ffffffffffffff9c
[ 200.114547][ T6960] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 200.114557][ T6960] R10: 0000000000002000 R11: 0000000000000246 R12: 0000000000000000
[ 200.114567][ T6960] R13: 00007f41509f6038 R14: 00007f41509f5fa0 R15: 00007ffde2f6fa08
[ 200.114593][ T6960]
[ 200.114599][ T6960] gfs2: fsid=syz:syz.s: about to withdraw this file system
[ 200.122152][ T6963] 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
[ 200.131067][ T5893] gfs2: fsid=syz:syz.s: file system withdrawn
[ 200.145737][ T6963] gfs2: fsid=syz:syz.s: H: s:SH f:H e:0 p:6960 [syz.0.108] __gfs2_lookup+0xac/0x2a0
[ 200.463540][ T6963] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000c: 0000 [#1] SMP KASAN PTI
[ 200.475443][ T6963] KASAN: null-ptr-deref in range [0x0000000000000060-0x0000000000000067]
[ 200.483839][ T6963] CPU: 0 UID: 0 PID: 6963 Comm: syz.0.108 Not tainted syzkaller #0 PREEMPT(full)
[ 200.493010][ T6963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
[ 200.503044][ T6963] RIP: 0010:gfs2_dump_glock+0xe2c/0x1a60
[ 200.508659][ T6963] Code: c2 40 cb 19 8c e8 a4 cb 83 fd ba 20 00 00 00 48 8d bc 24 c0 00 00 00 31 f6 e8 80 cf 11 fe 4d 8d 7c 24 20 4d 89 fe 49 c1 ee 03 <43> 0f b6 04 2e 84 c0 0f 85 77 06 00 00 41 0f b7 1f 89 de 81 e6 00
[ 200.528242][ T6963] RSP: 0018:ffffc9000445f700 EFLAGS: 00010207
[ 200.534370][ T6963] RAX: ffffc9000445f7c0 RBX: 0000000000000001 RCX: 0000000000000000
[ 200.542334][ T6963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000445f7e0
[ 200.550296][ T6963] RBP: ffffc9000445f9f0 R08: ffffc9000445f7df R09: 0000000000000000
[ 200.558243][ T6963] R10: ffffc9000445f7c0 R11: fffff5200088befc R12: 0000000000000046
[ 200.566208][ T6963] R13: dffffc0000000000 R14: 000000000000000c R15: 0000000000000066
[ 200.574171][ T6963] FS: 00007f41515526c0(0000) GS:ffff888125249000(0000) knlGS:0000000000000000
[ 200.583093][ T6963] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 200.589673][ T6963] CR2: 00007f41507e7ac0 CR3: 000000007f862000 CR4: 00000000003526f0
[ 200.597624][ T6963] Call Trace:
[ 200.600883][ T6963]
[ 200.603817][ T6963] ? gfs2_dump_glock+0xd6d/0x1a60
[ 200.608819][ T6963] ? __pfx_gfs2_dump_glock+0x10/0x10
[ 200.614081][ T6963] ? console_unlock+0x149/0x1c0
[ 200.618911][ T6963] ? preempt_schedule_thunk+0x16/0x30
[ 200.624280][ T6963] ? __pfx__printk+0x10/0x10
[ 200.628907][ T6963] gfs2_consist_inode_i+0xf5/0x110
[ 200.634008][ T6963] gfs2_dirent_scan+0x545/0x690
[ 200.638832][ T6963] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 200.644351][ T6963] gfs2_dir_read+0x78e/0x1760
[ 200.649016][ T6963] ? __pfx_inode_dio_wait+0x10/0x10
[ 200.654192][ T6963] ? do_raw_spin_unlock+0xf5/0x210
[ 200.659282][ T6963] ? __pfx_gfs2_dir_read+0x10/0x10
[ 200.664371][ T6963] ? gfs2_glock_wait+0x20f/0x2a0
[ 200.669301][ T6963] gfs2_readdir+0x169/0x1e0
[ 200.673785][ T6963] ? iterate_dir+0x292/0x570
[ 200.678369][ T6963] ? __pfx_gfs2_readdir+0x10/0x10
[ 200.683374][ T6963] ? iterate_dir+0x399/0x570
[ 200.687954][ T6963] ? iterate_dir+0x292/0x570
[ 200.692517][ T6963] ? down_read_killable+0x1bb/0x340
[ 200.697698][ T6963] iterate_dir+0x399/0x570
[ 200.702181][ T6963] __se_sys_getdents64+0xf1/0x280
[ 200.707184][ T6963] ? __pfx___se_sys_getdents64+0x10/0x10
[ 200.712799][ T6963] ? __pfx_filldir64+0x10/0x10
[ 200.717554][ T6963] ? rcu_is_watching+0x15/0xb0
[ 200.722393][ T6963] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 200.728441][ T6963] do_syscall_64+0x15f/0xf80
[ 200.733015][ T6963] ? trace_irq_disable+0x3b/0x140
[ 200.738021][ T6963] ? clear_bhb_loop+0x40/0x90
[ 200.742675][ T6963] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 200.748540][ T6963] RIP: 0033:0x7f415079a379
[ 200.752931][ T6963] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 200.772513][ T6963] RSP: 002b:00007f4151552028 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[ 200.780991][ T6963] RAX: ffffffffffffffda RBX: 00007f41509f6090 RCX: 00007f415079a379
[ 200.788940][ T6963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 200.796901][ T6963] RBP: 00007f415082dd68 R08: 0000000000000000 R09: 0000000000000000
[ 200.804848][ T6963] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 200.812794][ T6963] R13: 00007f41509f6128 R14: 00007f41509f6090 R15: 00007ffde2f6fa08
[ 200.820763][ T6963]
[ 200.823763][ T6963] Modules linked in:
[ 200.828074][ T6963] ---[ end trace 0000000000000000 ]---
[ 200.834790][ T6963] RIP: 0010:gfs2_dump_glock+0xe2c/0x1a60
[ 200.840813][ T6963] Code: c2 40 cb 19 8c e8 a4 cb 83 fd ba 20 00 00 00 48 8d bc 24 c0 00 00 00 31 f6 e8 80 cf 11 fe 4d 8d 7c 24 20 4d 89 fe 49 c1 ee 03 <43> 0f b6 04 2e 84 c0 0f 85 77 06 00 00 41 0f b7 1f 89 de 81 e6 00
[ 200.860555][ T6963] RSP: 0018:ffffc9000445f700 EFLAGS: 00010207
[ 200.866689][ T6963] RAX: ffffc9000445f7c0 RBX: 0000000000000001 RCX: 0000000000000000
[ 200.874663][ T6963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000445f7e0
[ 200.882700][ T6963] RBP: ffffc9000445f9f0 R08: ffffc9000445f7df R09: 0000000000000000
[ 200.890710][ T6963] R10: ffffc9000445f7c0 R11: fffff5200088befc R12: 0000000000000046
[ 200.898705][ T6963] R13: dffffc0000000000 R14: 000000000000000c R15: 0000000000000066
[ 200.906714][ T6963] FS: 00007f41515526c0(0000) GS:ffff888125249000(0000) knlGS:0000000000000000
[ 200.915628][ T6963] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 200.922239][ T6963] CR2: 00007f41507e7ac0 CR3: 000000007f862000 CR4: 00000000003526f0
[ 200.930234][ T6963] Kernel panic - not syncing: Fatal exception
[ 200.936752][ T6963] Kernel Offset: disabled
[ 200.941074][ T6963] Rebooting in 86400 seconds..