atal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 596.617905][ T8315] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 596.617939][ T8315] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8315 [syz-executor191] iterate_dir+0x3a2/0x580
[ 596.617981][ T8315] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 596.618015][ T8315] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 596.618033][ T8315] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 596.618047][ T8315] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 596.618406][ T8315] gfs2: fsid=syz:syz.0: File system withdrawn
[ 596.618427][ T8315] CPU: 0 UID: 0 PID: 8315 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 596.618453][ T8315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 596.618468][ T8315] Call Trace:
[ 596.618477][ T8315]
[ 596.618487][ T8315] dump_stack_lvl+0x189/0x250
[ 596.618521][ T8315] ? kobject_uevent_env+0x36e/0x8c0
[ 596.618551][ T8315] ? __pfx_dump_stack_lvl+0x10/0x10
[ 596.618585][ T8315] ? __pfx__printk+0x10/0x10
[ 596.618610][ T8315] ? kobject_uevent_env+0x36e/0x8c0
[ 596.618648][ T8315] gfs2_withdraw+0xb30/0x1430
[ 596.618702][ T8315] ? __pfx_gfs2_withdraw+0x10/0x10
[ 596.618735][ T8315] ? __pfx__printk+0x10/0x10
[ 596.618766][ T8315] ? gfs2_consist_inode_i+0xf5/0x110
[ 596.618800][ T8315] gfs2_dirent_scan+0x545/0x690
[ 596.618832][ T8315] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 596.618865][ T8315] gfs2_dir_read+0x806/0x1780
[ 596.618904][ T8315] ? __pfx_inode_dio_wait+0x10/0x10
[ 596.618930][ T8315] ? rt_spin_unlock+0x65/0x80
[ 596.618960][ T8315] ? __pfx___might_resched+0x10/0x10
[ 596.618987][ T8315] ? __pfx_gfs2_dir_read+0x10/0x10
[ 596.619015][ T8315] ? gfs2_glock_nq+0x10c1/0x1910
[ 596.619061][ T8315] ? gfs2_glock_wait+0x212/0x2a0
[ 596.619096][ T8315] gfs2_readdir+0x14f/0x1b0
[ 596.619127][ T8315] ? __pfx_gfs2_readdir+0x10/0x10
[ 596.619158][ T8315] ? iterate_dir+0x3a2/0x580
[ 596.619197][ T8315] iterate_dir+0x3a2/0x580
[ 596.619231][ T8315] __se_sys_getdents+0xe4/0x250
[ 596.619262][ T8315] ? __pfx___se_sys_getdents+0x10/0x10
[ 596.619288][ T8315] ? __pfx_filldir+0x10/0x10
[ 596.619319][ T8315] ? rcu_is_watching+0x15/0xb0
[ 596.619385][ T8315] ? do_syscall_64+0xbe/0x3b0
[ 596.619417][ T8315] do_syscall_64+0xfa/0x3b0
[ 596.619439][ T8315] ? lockdep_hardirqs_on+0x9c/0x150
[ 596.619474][ T8315] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.619497][ T8315] ? clear_bhb_loop+0x60/0xb0
[ 596.619524][ T8315] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.619547][ T8315] RIP: 0033:0x7f1c04661779
[ 596.619567][ T8315] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 596.619589][ T8315] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 596.619614][ T8315] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 596.619630][ T8315] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 596.619644][ T8315] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 596.619660][ T8315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 596.619674][ T8315] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 596.619716][ T8315]
executing program
[ 597.478679][ T8319] loop0: detected capacity change from 0 to 32768
[ 597.514944][ T8319] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 597.514966][ T8319] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 597.529595][ T8319] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 597.532858][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 597.532879][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 597.653306][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 120ms
[ 597.653576][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 597.658938][ T8319] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 597.673234][ T8319] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 597.673259][ T8319] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 597.673306][ T8319] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 597.673346][ T8319] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8319 [syz-executor191] iterate_dir+0x3a2/0x580
[ 597.673392][ T8319] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 597.673420][ T8319] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 597.673440][ T8319] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 597.673456][ T8319] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 597.673886][ T8319] gfs2: fsid=syz:syz.0: File system withdrawn
[ 597.673907][ T8319] CPU: 1 UID: 0 PID: 8319 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 597.673938][ T8319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 597.673953][ T8319] Call Trace:
[ 597.673963][ T8319]
[ 597.673974][ T8319] dump_stack_lvl+0x189/0x250
[ 597.674013][ T8319] ? kobject_uevent_env+0x36e/0x8c0
[ 597.674047][ T8319] ? __pfx_dump_stack_lvl+0x10/0x10
[ 597.674083][ T8319] ? __pfx__printk+0x10/0x10
[ 597.674112][ T8319] ? kobject_uevent_env+0x36e/0x8c0
[ 597.674152][ T8319] gfs2_withdraw+0xb30/0x1430
[ 597.674206][ T8319] ? __pfx_gfs2_withdraw+0x10/0x10
[ 597.674244][ T8319] ? __pfx__printk+0x10/0x10
[ 597.674286][ T8319] ? gfs2_consist_inode_i+0xf5/0x110
[ 597.674324][ T8319] gfs2_dirent_scan+0x545/0x690
[ 597.674359][ T8319] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 597.674394][ T8319] gfs2_dir_read+0x806/0x1780
[ 597.674437][ T8319] ? __pfx_inode_dio_wait+0x10/0x10
[ 597.674466][ T8319] ? rt_spin_unlock+0x65/0x80
[ 597.674498][ T8319] ? __pfx___might_resched+0x10/0x10
[ 597.674526][ T8319] ? __pfx_gfs2_dir_read+0x10/0x10
[ 597.674558][ T8319] ? gfs2_glock_nq+0x10c1/0x1910
[ 597.674607][ T8319] ? gfs2_glock_wait+0x212/0x2a0
[ 597.674644][ T8319] gfs2_readdir+0x14f/0x1b0
[ 597.674678][ T8319] ? __pfx_gfs2_readdir+0x10/0x10
[ 597.674713][ T8319] ? iterate_dir+0x3a2/0x580
[ 597.674756][ T8319] iterate_dir+0x3a2/0x580
[ 597.674793][ T8319] __se_sys_getdents+0xe4/0x250
[ 597.674827][ T8319] ? __pfx___se_sys_getdents+0x10/0x10
[ 597.674856][ T8319] ? __pfx_filldir+0x10/0x10
[ 597.674888][ T8319] ? rcu_is_watching+0x15/0xb0
[ 597.674933][ T8319] ? do_syscall_64+0xbe/0x3b0
[ 597.674964][ T8319] do_syscall_64+0xfa/0x3b0
[ 597.674987][ T8319] ? lockdep_hardirqs_on+0x9c/0x150
[ 597.675024][ T8319] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.675049][ T8319] ? clear_bhb_loop+0x60/0xb0
[ 597.675081][ T8319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.675104][ T8319] RIP: 0033:0x7f1c04661779
[ 597.675123][ T8319] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 597.675143][ T8319] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 597.675171][ T8319] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 597.675192][ T8319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 597.675208][ T8319] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 597.675226][ T8319] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 597.675242][ T8319] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 597.675289][ T8319]
executing program
[ 598.481713][ T8323] loop0: detected capacity change from 0 to 32768
[ 598.506887][ T8323] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 598.506910][ T8323] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 598.529576][ T8323] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 598.541127][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 598.541151][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 598.665987][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 124ms
[ 598.666257][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 598.666356][ T8323] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 598.681902][ T8323] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 598.681929][ T8323] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 598.681966][ T8323] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 598.683196][ T8323] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8323 [syz-executor191] iterate_dir+0x3a2/0x580
[ 598.683247][ T8323] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 598.683278][ T8323] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 598.683298][ T8323] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 598.683312][ T8323] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 598.684775][ T8323] gfs2: fsid=syz:syz.0: File system withdrawn
[ 598.684799][ T8323] CPU: 0 UID: 0 PID: 8323 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 598.684828][ T8323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 598.684844][ T8323] Call Trace:
[ 598.684854][ T8323]
[ 598.684865][ T8323] dump_stack_lvl+0x189/0x250
[ 598.684906][ T8323] ? kobject_uevent_env+0x36e/0x8c0
[ 598.684940][ T8323] ? __pfx_dump_stack_lvl+0x10/0x10
[ 598.684977][ T8323] ? __pfx__printk+0x10/0x10
[ 598.685005][ T8323] ? kobject_uevent_env+0x36e/0x8c0
[ 598.685051][ T8323] gfs2_withdraw+0xb30/0x1430
[ 598.685104][ T8323] ? __pfx_gfs2_withdraw+0x10/0x10
[ 598.685140][ T8323] ? __pfx__printk+0x10/0x10
[ 598.685174][ T8323] ? gfs2_consist_inode_i+0xf5/0x110
[ 598.685213][ T8323] gfs2_dirent_scan+0x545/0x690
[ 598.685249][ T8323] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 598.685286][ T8323] gfs2_dir_read+0x806/0x1780
[ 598.685330][ T8323] ? __pfx_inode_dio_wait+0x10/0x10
[ 598.685361][ T8323] ? rt_spin_unlock+0x65/0x80
[ 598.685393][ T8323] ? __pfx___might_resched+0x10/0x10
[ 598.685430][ T8323] ? __pfx_gfs2_dir_read+0x10/0x10
[ 598.685461][ T8323] ? gfs2_glock_nq+0x10c1/0x1910
[ 598.685511][ T8323] ? gfs2_glock_wait+0x212/0x2a0
[ 598.685548][ T8323] gfs2_readdir+0x14f/0x1b0
[ 598.685582][ T8323] ? __pfx_gfs2_readdir+0x10/0x10
[ 598.685617][ T8323] ? iterate_dir+0x3a2/0x580
[ 598.685659][ T8323] iterate_dir+0x3a2/0x580
[ 598.685695][ T8323] __se_sys_getdents+0xe4/0x250
[ 598.685729][ T8323] ? __pfx___se_sys_getdents+0x10/0x10
[ 598.685757][ T8323] ? __pfx_filldir+0x10/0x10
[ 598.685791][ T8323] ? rcu_is_watching+0x15/0xb0
[ 598.685836][ T8323] ? do_syscall_64+0xbe/0x3b0
[ 598.685865][ T8323] do_syscall_64+0xfa/0x3b0
[ 598.685889][ T8323] ? lockdep_hardirqs_on+0x9c/0x150
[ 598.685927][ T8323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.685953][ T8323] ? clear_bhb_loop+0x60/0xb0
[ 598.685983][ T8323] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.686008][ T8323] RIP: 0033:0x7f1c04661779
[ 598.686031][ T8323] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 598.686053][ T8323] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 598.686081][ T8323] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 598.686100][ T8323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 598.686116][ T8323] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 598.686134][ T8323] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 598.686151][ T8323] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 598.686187][ T8323]
executing program
[ 599.508877][ T8327] loop0: detected capacity change from 0 to 32768
[ 599.535967][ T8327] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 599.535990][ T8327] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 599.565986][ T8327] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 599.569619][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 599.569639][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 599.696837][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 127ms
[ 599.697164][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 599.697546][ T8327] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 599.716058][ T8327] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 599.716083][ T8327] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 599.716117][ T8327] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 599.716155][ T8327] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8327 [syz-executor191] iterate_dir+0x3a2/0x580
[ 599.716202][ T8327] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 599.716230][ T8327] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 599.716250][ T8327] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 599.716402][ T8327] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 599.716649][ T8327] gfs2: fsid=syz:syz.0: File system withdrawn
[ 599.716671][ T8327] CPU: 0 UID: 0 PID: 8327 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 599.716701][ T8327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 599.716718][ T8327] Call Trace:
[ 599.716728][ T8327]
[ 599.716738][ T8327] dump_stack_lvl+0x189/0x250
[ 599.716777][ T8327] ? kobject_uevent_env+0x36e/0x8c0
[ 599.716812][ T8327] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.716848][ T8327] ? __pfx__printk+0x10/0x10
[ 599.716876][ T8327] ? kobject_uevent_env+0x36e/0x8c0
[ 599.716918][ T8327] gfs2_withdraw+0xb30/0x1430
[ 599.716969][ T8327] ? __pfx_gfs2_withdraw+0x10/0x10
[ 599.717007][ T8327] ? __pfx__printk+0x10/0x10
[ 599.717040][ T8327] ? gfs2_consist_inode_i+0xf5/0x110
[ 599.717078][ T8327] gfs2_dirent_scan+0x545/0x690
[ 599.717113][ T8327] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 599.717149][ T8327] gfs2_dir_read+0x806/0x1780
[ 599.717190][ T8327] ? __pfx_inode_dio_wait+0x10/0x10
[ 599.717217][ T8327] ? rt_spin_unlock+0x65/0x80
[ 599.717246][ T8327] ? __pfx___might_resched+0x10/0x10
[ 599.717272][ T8327] ? __pfx_gfs2_dir_read+0x10/0x10
[ 599.717301][ T8327] ? gfs2_glock_nq+0x10c1/0x1910
[ 599.717358][ T8327] ? gfs2_glock_wait+0x212/0x2a0
[ 599.717397][ T8327] gfs2_readdir+0x14f/0x1b0
[ 599.717430][ T8327] ? __pfx_gfs2_readdir+0x10/0x10
[ 599.717465][ T8327] ? iterate_dir+0x3a2/0x580
[ 599.717508][ T8327] iterate_dir+0x3a2/0x580
[ 599.717545][ T8327] __se_sys_getdents+0xe4/0x250
[ 599.717579][ T8327] ? __pfx___se_sys_getdents+0x10/0x10
[ 599.717607][ T8327] ? __pfx_filldir+0x10/0x10
[ 599.717641][ T8327] ? rcu_is_watching+0x15/0xb0
[ 599.717686][ T8327] ? do_syscall_64+0xbe/0x3b0
[ 599.717716][ T8327] do_syscall_64+0xfa/0x3b0
[ 599.717740][ T8327] ? lockdep_hardirqs_on+0x9c/0x150
[ 599.717775][ T8327] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.717801][ T8327] ? clear_bhb_loop+0x60/0xb0
[ 599.717832][ T8327] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.717857][ T8327] RIP: 0033:0x7f1c04661779
[ 599.717880][ T8327] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 599.717902][ T8327] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 599.717929][ T8327] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 599.717950][ T8327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 599.717979][ T8327] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 599.717997][ T8327] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 599.718014][ T8327] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 599.718053][ T8327]
executing program
[ 600.595599][ T8331] loop0: detected capacity change from 0 to 32768
[ 600.618221][ T8331] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 600.618265][ T8331] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 600.643591][ T8331] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 600.646284][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 600.646304][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 600.771547][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 125ms
[ 600.771828][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 600.775298][ T8331] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 600.787857][ T8331] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 600.787888][ T8331] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 600.787930][ T8331] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 600.787970][ T8331] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8331 [syz-executor191] iterate_dir+0x3a2/0x580
[ 600.788016][ T8331] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 600.788048][ T8331] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 600.788071][ T8331] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 600.788085][ T8331] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 600.789035][ T8331] gfs2: fsid=syz:syz.0: File system withdrawn
[ 600.789064][ T8331] CPU: 0 UID: 0 PID: 8331 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 600.789095][ T8331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 600.789118][ T8331] Call Trace:
[ 600.789128][ T8331]
[ 600.789145][ T8331] dump_stack_lvl+0x189/0x250
[ 600.789183][ T8331] ? kobject_uevent_env+0x36e/0x8c0
[ 600.789215][ T8331] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.789249][ T8331] ? __pfx__printk+0x10/0x10
[ 600.789281][ T8331] ? kobject_uevent_env+0x36e/0x8c0
[ 600.789319][ T8331] gfs2_withdraw+0xb30/0x1430
[ 600.789374][ T8331] ? __pfx_gfs2_withdraw+0x10/0x10
[ 600.789410][ T8331] ? __pfx__printk+0x10/0x10
[ 600.789446][ T8331] ? gfs2_consist_inode_i+0xf5/0x110
[ 600.789483][ T8331] gfs2_dirent_scan+0x545/0x690
[ 600.789519][ T8331] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 600.789557][ T8331] gfs2_dir_read+0x806/0x1780
[ 600.789600][ T8331] ? __pfx_inode_dio_wait+0x10/0x10
[ 600.789629][ T8331] ? rt_spin_unlock+0x65/0x80
[ 600.789660][ T8331] ? __pfx___might_resched+0x10/0x10
[ 600.789690][ T8331] ? __pfx_gfs2_dir_read+0x10/0x10
[ 600.789721][ T8331] ? gfs2_glock_nq+0x10c1/0x1910
[ 600.789771][ T8331] ? gfs2_glock_wait+0x212/0x2a0
[ 600.789808][ T8331] gfs2_readdir+0x14f/0x1b0
[ 600.789843][ T8331] ? __pfx_gfs2_readdir+0x10/0x10
[ 600.789879][ T8331] ? iterate_dir+0x3a2/0x580
[ 600.789924][ T8331] iterate_dir+0x3a2/0x580
[ 600.789959][ T8331] __se_sys_getdents+0xe4/0x250
[ 600.789993][ T8331] ? __pfx___se_sys_getdents+0x10/0x10
[ 600.790022][ T8331] ? __pfx_filldir+0x10/0x10
[ 600.790055][ T8331] ? rcu_is_watching+0x15/0xb0
[ 600.790100][ T8331] ? do_syscall_64+0xbe/0x3b0
[ 600.790130][ T8331] do_syscall_64+0xfa/0x3b0
[ 600.790153][ T8331] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.790190][ T8331] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.790216][ T8331] ? clear_bhb_loop+0x60/0xb0
[ 600.790246][ T8331] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.790278][ T8331] RIP: 0033:0x7f1c04661779
[ 600.790301][ T8331] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 600.790322][ T8331] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 600.790349][ T8331] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 600.790367][ T8331] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 600.790382][ T8331] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 600.790408][ T8331] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 600.790424][ T8331] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 600.790459][ T8331]
executing program
[ 601.685268][ T8335] loop0: detected capacity change from 0 to 32768
[ 601.695056][ T8335] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 601.695081][ T8335] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 601.724267][ T8335] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 1ms
[ 601.730174][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 601.730195][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 601.848790][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 118ms
[ 601.849021][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 601.849078][ T8335] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 601.873454][ T8335] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 601.873478][ T8335] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 601.873511][ T8335] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 601.873543][ T8335] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8335 [syz-executor191] iterate_dir+0x3a2/0x580
[ 601.873583][ T8335] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 601.873607][ T8335] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 601.873626][ T8335] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 601.873639][ T8335] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 601.873863][ T8335] gfs2: fsid=syz:syz.0: File system withdrawn
[ 601.873890][ T8335] CPU: 0 UID: 0 PID: 8335 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 601.873917][ T8335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 601.873932][ T8335] Call Trace:
[ 601.873941][ T8335]
[ 601.873951][ T8335] dump_stack_lvl+0x189/0x250
[ 601.873985][ T8335] ? kobject_uevent_env+0x36e/0x8c0
[ 601.874016][ T8335] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.874050][ T8335] ? __pfx__printk+0x10/0x10
[ 601.874075][ T8335] ? kobject_uevent_env+0x36e/0x8c0
[ 601.874112][ T8335] gfs2_withdraw+0xb30/0x1430
[ 601.874160][ T8335] ? __pfx_gfs2_withdraw+0x10/0x10
[ 601.874192][ T8335] ? __pfx__printk+0x10/0x10
[ 601.874223][ T8335] ? gfs2_consist_inode_i+0xf5/0x110
[ 601.874255][ T8335] gfs2_dirent_scan+0x545/0x690
[ 601.874290][ T8335] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 601.874326][ T8335] gfs2_dir_read+0x806/0x1780
[ 601.874365][ T8335] ? __pfx_inode_dio_wait+0x10/0x10
[ 601.874391][ T8335] ? rt_spin_unlock+0x65/0x80
[ 601.874419][ T8335] ? __pfx___might_resched+0x10/0x10
[ 601.874446][ T8335] ? __pfx_gfs2_dir_read+0x10/0x10
[ 601.874474][ T8335] ? gfs2_glock_nq+0x10c1/0x1910
[ 601.874518][ T8335] ? gfs2_glock_wait+0x212/0x2a0
[ 601.874553][ T8335] gfs2_readdir+0x14f/0x1b0
[ 601.874584][ T8335] ? __pfx_gfs2_readdir+0x10/0x10
[ 601.874614][ T8335] ? iterate_dir+0x3a2/0x580
[ 601.874654][ T8335] iterate_dir+0x3a2/0x580
[ 601.874688][ T8335] __se_sys_getdents+0xe4/0x250
[ 601.874718][ T8335] ? __pfx___se_sys_getdents+0x10/0x10
[ 601.874743][ T8335] ? __pfx_filldir+0x10/0x10
[ 601.874772][ T8335] ? rcu_is_watching+0x15/0xb0
[ 601.874813][ T8335] ? do_syscall_64+0xbe/0x3b0
[ 601.874840][ T8335] do_syscall_64+0xfa/0x3b0
[ 601.874861][ T8335] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.874904][ T8335] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.874927][ T8335] ? clear_bhb_loop+0x60/0xb0
[ 601.874956][ T8335] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.874978][ T8335] RIP: 0033:0x7f1c04661779
[ 601.874999][ T8335] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 601.875019][ T8335] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 601.875044][ T8335] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 601.875062][ T8335] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 601.875076][ T8335] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 601.875092][ T8335] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 601.875107][ T8335] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 601.875142][ T8335]
executing program
[ 602.681309][ T8339] loop0: detected capacity change from 0 to 32768
[ 602.697758][ T8339] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 602.697774][ T8339] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 602.728594][ T8339] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 602.731924][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 602.731945][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 602.897584][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 165ms
[ 602.898934][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 602.899028][ T8339] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 602.911555][ T8339] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 602.911584][ T8339] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 602.911620][ T8339] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 602.911658][ T8339] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8339 [syz-executor191] iterate_dir+0x3a2/0x580
[ 602.911704][ T8339] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 602.911732][ T8339] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 602.911751][ T8339] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 602.911767][ T8339] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 602.915207][ T8339] gfs2: fsid=syz:syz.0: File system withdrawn
[ 602.915233][ T8339] CPU: 0 UID: 0 PID: 8339 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 602.915263][ T8339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 602.915279][ T8339] Call Trace:
[ 602.915290][ T8339]
[ 602.915300][ T8339] dump_stack_lvl+0x189/0x250
[ 602.915343][ T8339] ? kobject_uevent_env+0x36e/0x8c0
[ 602.915376][ T8339] ? __pfx_dump_stack_lvl+0x10/0x10
[ 602.915414][ T8339] ? __pfx__printk+0x10/0x10
[ 602.915440][ T8339] ? kobject_uevent_env+0x36e/0x8c0
[ 602.915482][ T8339] gfs2_withdraw+0xb30/0x1430
[ 602.915537][ T8339] ? __pfx_gfs2_withdraw+0x10/0x10
[ 602.915573][ T8339] ? __pfx__printk+0x10/0x10
[ 602.915609][ T8339] ? gfs2_consist_inode_i+0xf5/0x110
[ 602.915646][ T8339] gfs2_dirent_scan+0x545/0x690
[ 602.915685][ T8339] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 602.915722][ T8339] gfs2_dir_read+0x806/0x1780
[ 602.915765][ T8339] ? __pfx_inode_dio_wait+0x10/0x10
[ 602.915795][ T8339] ? rt_spin_unlock+0x65/0x80
[ 602.915827][ T8339] ? __pfx___might_resched+0x10/0x10
[ 602.915856][ T8339] ? __pfx_gfs2_dir_read+0x10/0x10
[ 602.915888][ T8339] ? gfs2_glock_nq+0x10c1/0x1910
[ 602.915937][ T8339] ? gfs2_glock_wait+0x212/0x2a0
[ 602.915974][ T8339] gfs2_readdir+0x14f/0x1b0
[ 602.916009][ T8339] ? __pfx_gfs2_readdir+0x10/0x10
[ 602.916044][ T8339] ? iterate_dir+0x3a2/0x580
[ 602.916094][ T8339] iterate_dir+0x3a2/0x580
[ 602.916131][ T8339] __se_sys_getdents+0xe4/0x250
[ 602.916165][ T8339] ? __pfx___se_sys_getdents+0x10/0x10
[ 602.916194][ T8339] ? __pfx_filldir+0x10/0x10
[ 602.916227][ T8339] ? rcu_is_watching+0x15/0xb0
[ 602.916272][ T8339] ? do_syscall_64+0xbe/0x3b0
[ 602.916302][ T8339] do_syscall_64+0xfa/0x3b0
[ 602.916335][ T8339] ? lockdep_hardirqs_on+0x9c/0x150
[ 602.916373][ T8339] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.916398][ T8339] ? clear_bhb_loop+0x60/0xb0
[ 602.916429][ T8339] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.916454][ T8339] RIP: 0033:0x7f1c04661779
[ 602.916484][ T8339] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 602.916508][ T8339] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 602.916535][ T8339] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 602.916555][ T8339] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 602.916571][ T8339] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 602.916588][ T8339] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 602.916604][ T8339] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 602.916644][ T8339]
executing program
[ 603.674095][ T8343] loop0: detected capacity change from 0 to 32768
[ 603.698774][ T8343] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 603.698797][ T8343] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 603.725539][ T8343] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 603.727879][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 603.727897][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 603.837200][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 109ms
[ 603.837520][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 603.838341][ T8343] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 603.878048][ T8343] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 603.878073][ T8343] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 603.878106][ T8343] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 603.878141][ T8343] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8343 [syz-executor191] iterate_dir+0x3a2/0x580
[ 603.878182][ T8343] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 603.878208][ T8343] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 603.878226][ T8343] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 603.878239][ T8343] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 603.878483][ T8343] gfs2: fsid=syz:syz.0: File system withdrawn
[ 603.878501][ T8343] CPU: 0 UID: 0 PID: 8343 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 603.878527][ T8343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 603.878541][ T8343] Call Trace:
[ 603.878550][ T8343]
[ 603.878560][ T8343] dump_stack_lvl+0x189/0x250
[ 603.878594][ T8343] ? kobject_uevent_env+0x36e/0x8c0
[ 603.878625][ T8343] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.878658][ T8343] ? __pfx__printk+0x10/0x10
[ 603.878683][ T8343] ? kobject_uevent_env+0x36e/0x8c0
[ 603.878750][ T8343] gfs2_withdraw+0xb30/0x1430
[ 603.878797][ T8343] ? __pfx_gfs2_withdraw+0x10/0x10
[ 603.878830][ T8343] ? __pfx__printk+0x10/0x10
[ 603.878866][ T8343] ? gfs2_consist_inode_i+0xf5/0x110
[ 603.878901][ T8343] gfs2_dirent_scan+0x545/0x690
[ 603.878934][ T8343] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 603.878968][ T8343] gfs2_dir_read+0x806/0x1780
[ 603.879008][ T8343] ? __pfx_inode_dio_wait+0x10/0x10
[ 603.879033][ T8343] ? rt_spin_unlock+0x65/0x80
[ 603.879061][ T8343] ? __pfx___might_resched+0x10/0x10
[ 603.879088][ T8343] ? __pfx_gfs2_dir_read+0x10/0x10
[ 603.879116][ T8343] ? gfs2_glock_nq+0x10c1/0x1910
[ 603.879161][ T8343] ? gfs2_glock_wait+0x212/0x2a0
[ 603.879196][ T8343] gfs2_readdir+0x14f/0x1b0
[ 603.879226][ T8343] ? __pfx_gfs2_readdir+0x10/0x10
[ 603.879258][ T8343] ? iterate_dir+0x3a2/0x580
[ 603.879297][ T8343] iterate_dir+0x3a2/0x580
[ 603.879330][ T8343] __se_sys_getdents+0xe4/0x250
[ 603.879361][ T8343] ? __pfx___se_sys_getdents+0x10/0x10
[ 603.879387][ T8343] ? __pfx_filldir+0x10/0x10
[ 603.879417][ T8343] ? rcu_is_watching+0x15/0xb0
[ 603.879458][ T8343] ? do_syscall_64+0xbe/0x3b0
[ 603.879484][ T8343] do_syscall_64+0xfa/0x3b0
[ 603.879504][ T8343] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.879537][ T8343] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.879559][ T8343] ? clear_bhb_loop+0x60/0xb0
[ 603.879587][ T8343] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.879609][ T8343] RIP: 0033:0x7f1c04661779
[ 603.879629][ T8343] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 603.879650][ T8343] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 603.879675][ T8343] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 603.879693][ T8343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 603.879707][ T8343] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 603.879722][ T8343] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 603.879746][ T8343] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 603.879782][ T8343]
executing program
[ 604.693516][ T8347] loop0: detected capacity change from 0 to 32768
[ 604.727808][ T8347] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 604.727830][ T8347] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 604.768322][ T8347] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 604.771093][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 604.771115][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 604.883277][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 112ms
[ 604.884763][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 604.885997][ T8347] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 604.920381][ T8347] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 604.920407][ T8347] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 604.920441][ T8347] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 604.920476][ T8347] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8347 [syz-executor191] iterate_dir+0x3a2/0x580
[ 604.920518][ T8347] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 604.920544][ T8347] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 604.920560][ T8347] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 604.920575][ T8347] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 604.920823][ T8347] gfs2: fsid=syz:syz.0: File system withdrawn
[ 604.920842][ T8347] CPU: 0 UID: 0 PID: 8347 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 604.920869][ T8347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 604.920884][ T8347] Call Trace:
[ 604.920894][ T8347]
[ 604.920912][ T8347] dump_stack_lvl+0x189/0x250
[ 604.920946][ T8347] ? kobject_uevent_env+0x36e/0x8c0
[ 604.920977][ T8347] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.921011][ T8347] ? __pfx__printk+0x10/0x10
[ 604.921036][ T8347] ? kobject_uevent_env+0x36e/0x8c0
[ 604.921074][ T8347] gfs2_withdraw+0xb30/0x1430
[ 604.921121][ T8347] ? __pfx_gfs2_withdraw+0x10/0x10
[ 604.921154][ T8347] ? __pfx__printk+0x10/0x10
[ 604.921186][ T8347] ? gfs2_consist_inode_i+0xf5/0x110
[ 604.921221][ T8347] gfs2_dirent_scan+0x545/0x690
[ 604.921253][ T8347] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 604.921288][ T8347] gfs2_dir_read+0x806/0x1780
[ 604.921327][ T8347] ? __pfx_inode_dio_wait+0x10/0x10
[ 604.921354][ T8347] ? rt_spin_unlock+0x65/0x80
[ 604.921383][ T8347] ? __pfx___might_resched+0x10/0x10
[ 604.921410][ T8347] ? __pfx_gfs2_dir_read+0x10/0x10
[ 604.921439][ T8347] ? gfs2_glock_nq+0x10c1/0x1910
[ 604.921485][ T8347] ? gfs2_glock_wait+0x212/0x2a0
[ 604.921519][ T8347] gfs2_readdir+0x14f/0x1b0
[ 604.921550][ T8347] ? __pfx_gfs2_readdir+0x10/0x10
[ 604.921581][ T8347] ? iterate_dir+0x3a2/0x580
[ 604.921621][ T8347] iterate_dir+0x3a2/0x580
[ 604.921653][ T8347] __se_sys_getdents+0xe4/0x250
[ 604.921685][ T8347] ? __pfx___se_sys_getdents+0x10/0x10
[ 604.921711][ T8347] ? __pfx_filldir+0x10/0x10
[ 604.921741][ T8347] ? rcu_is_watching+0x15/0xb0
[ 604.921781][ T8347] ? do_syscall_64+0xbe/0x3b0
[ 604.921809][ T8347] do_syscall_64+0xfa/0x3b0
[ 604.921830][ T8347] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.921865][ T8347] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.921888][ T8347] ? clear_bhb_loop+0x60/0xb0
[ 604.921926][ T8347] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.921949][ T8347] RIP: 0033:0x7f1c04661779
[ 604.921969][ T8347] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 604.921994][ T8347] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 604.922017][ T8347] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
executing program
[ 604.922034][ T8347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 604.922047][ T8347] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 604.922062][ T8347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 604.922076][ T8347] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 604.922112][ T8347]
[ 605.650988][ T8351] loop0: detected capacity change from 0 to 32768
[ 605.674823][ T8351] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 605.674847][ T8351] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 605.705947][ T8351] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 605.710077][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 605.710098][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 605.875754][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 165ms
[ 605.876001][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 605.876110][ T8351] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 605.893519][ T8351] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 605.893556][ T8351] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 605.893591][ T8351] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 605.893630][ T8351] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8351 [syz-executor191] iterate_dir+0x3a2/0x580
[ 605.893676][ T8351] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 605.893705][ T8351] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 605.893724][ T8351] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 605.893740][ T8351] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 605.894006][ T8351] gfs2: fsid=syz:syz.0: File system withdrawn
[ 605.894027][ T8351] CPU: 0 UID: 0 PID: 8351 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 605.894057][ T8351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 605.894073][ T8351] Call Trace:
[ 605.894084][ T8351]
[ 605.894094][ T8351] dump_stack_lvl+0x189/0x250
[ 605.894132][ T8351] ? kobject_uevent_env+0x36e/0x8c0
[ 605.894167][ T8351] ? __pfx_dump_stack_lvl+0x10/0x10
[ 605.894204][ T8351] ? __pfx__printk+0x10/0x10
[ 605.894232][ T8351] ? kobject_uevent_env+0x36e/0x8c0
[ 605.894272][ T8351] gfs2_withdraw+0xb30/0x1430
[ 605.894321][ T8351] ? __pfx_gfs2_withdraw+0x10/0x10
[ 605.894355][ T8351] ? __pfx__printk+0x10/0x10
[ 605.894385][ T8351] ? gfs2_consist_inode_i+0xf5/0x110
[ 605.894435][ T8351] gfs2_dirent_scan+0x545/0x690
[ 605.894471][ T8351] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 605.894508][ T8351] gfs2_dir_read+0x806/0x1780
[ 605.894561][ T8351] ? __pfx_inode_dio_wait+0x10/0x10
[ 605.894590][ T8351] ? rt_spin_unlock+0x65/0x80
[ 605.894622][ T8351] ? __pfx___might_resched+0x10/0x10
[ 605.894652][ T8351] ? __pfx_gfs2_dir_read+0x10/0x10
[ 605.894683][ T8351] ? gfs2_glock_nq+0x10c1/0x1910
[ 605.894734][ T8351] ? gfs2_glock_wait+0x212/0x2a0
[ 605.894771][ T8351] gfs2_readdir+0x14f/0x1b0
[ 605.894804][ T8351] ? __pfx_gfs2_readdir+0x10/0x10
[ 605.894837][ T8351] ? iterate_dir+0x3a2/0x580
[ 605.894880][ T8351] iterate_dir+0x3a2/0x580
[ 605.894917][ T8351] __se_sys_getdents+0xe4/0x250
[ 605.894951][ T8351] ? __pfx___se_sys_getdents+0x10/0x10
[ 605.894977][ T8351] ? __pfx_filldir+0x10/0x10
[ 605.895008][ T8351] ? rcu_is_watching+0x15/0xb0
[ 605.895049][ T8351] ? do_syscall_64+0xbe/0x3b0
[ 605.895077][ T8351] do_syscall_64+0xfa/0x3b0
[ 605.895101][ T8351] ? lockdep_hardirqs_on+0x9c/0x150
[ 605.895139][ T8351] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.895163][ T8351] ? clear_bhb_loop+0x60/0xb0
[ 605.895195][ T8351] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.895218][ T8351] RIP: 0033:0x7f1c04661779
[ 605.895241][ T8351] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 605.895263][ T8351] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 605.895293][ T8351] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 605.895312][ T8351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 605.895328][ T8351] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 605.895345][ T8351] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 605.895362][ T8351] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 605.895400][ T8351]
executing program
[ 606.718464][ T8355] loop0: detected capacity change from 0 to 32768
[ 606.747611][ T8355] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 606.747634][ T8355] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 606.762519][ T8355] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 606.765800][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 606.765821][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 606.929550][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 163ms
[ 606.930593][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 606.930694][ T8355] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 606.948274][ T8355] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 606.948301][ T8355] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 606.948337][ T8355] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 606.948375][ T8355] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8355 [syz-executor191] iterate_dir+0x3a2/0x580
[ 606.948423][ T8355] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 606.948451][ T8355] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 606.948472][ T8355] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 606.948488][ T8355] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 606.949415][ T8355] gfs2: fsid=syz:syz.0: File system withdrawn
[ 606.949437][ T8355] CPU: 0 UID: 0 PID: 8355 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 606.949467][ T8355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 606.949483][ T8355] Call Trace:
[ 606.949493][ T8355]
[ 606.949503][ T8355] dump_stack_lvl+0x189/0x250
[ 606.949544][ T8355] ? kobject_uevent_env+0x36e/0x8c0
[ 606.949578][ T8355] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.949615][ T8355] ? __pfx__printk+0x10/0x10
[ 606.949643][ T8355] ? kobject_uevent_env+0x36e/0x8c0
[ 606.949692][ T8355] gfs2_withdraw+0xb30/0x1430
[ 606.949747][ T8355] ? __pfx_gfs2_withdraw+0x10/0x10
[ 606.949783][ T8355] ? __pfx__printk+0x10/0x10
[ 606.949820][ T8355] ? gfs2_consist_inode_i+0xf5/0x110
[ 606.949859][ T8355] gfs2_dirent_scan+0x545/0x690
[ 606.949896][ T8355] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 606.949939][ T8355] gfs2_dir_read+0x806/0x1780
[ 606.949982][ T8355] ? __pfx_inode_dio_wait+0x10/0x10
[ 606.950010][ T8355] ? rt_spin_unlock+0x65/0x80
[ 606.950043][ T8355] ? __pfx___might_resched+0x10/0x10
[ 606.950072][ T8355] ? __pfx_gfs2_dir_read+0x10/0x10
[ 606.950103][ T8355] ? gfs2_glock_nq+0x10c1/0x1910
[ 606.950153][ T8355] ? gfs2_glock_wait+0x212/0x2a0
[ 606.950190][ T8355] gfs2_readdir+0x14f/0x1b0
[ 606.950225][ T8355] ? __pfx_gfs2_readdir+0x10/0x10
[ 606.950260][ T8355] ? iterate_dir+0x3a2/0x580
[ 606.950302][ T8355] iterate_dir+0x3a2/0x580
[ 606.950338][ T8355] __se_sys_getdents+0xe4/0x250
[ 606.950372][ T8355] ? __pfx___se_sys_getdents+0x10/0x10
[ 606.950401][ T8355] ? __pfx_filldir+0x10/0x10
[ 606.950433][ T8355] ? rcu_is_watching+0x15/0xb0
[ 606.950477][ T8355] ? do_syscall_64+0xbe/0x3b0
[ 606.950508][ T8355] do_syscall_64+0xfa/0x3b0
[ 606.950531][ T8355] ? lockdep_hardirqs_on+0x9c/0x150
[ 606.950567][ T8355] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.950594][ T8355] ? clear_bhb_loop+0x60/0xb0
[ 606.950625][ T8355] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.950649][ T8355] RIP: 0033:0x7f1c04661779
[ 606.950678][ T8355] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 606.950702][ T8355] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 606.950729][ T8355] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 606.950748][ T8355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 606.950764][ T8355] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 606.950779][ T8355] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 606.950796][ T8355] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 606.950836][ T8355]
executing program
[ 607.711772][ T8359] loop0: detected capacity change from 0 to 32768
[ 607.733111][ T8359] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 607.733286][ T8359] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 607.761732][ T8359] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 607.774641][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 607.774663][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 607.906647][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 131ms
[ 607.906915][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 607.907008][ T8359] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 607.927938][ T8359] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 607.927966][ T8359] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 607.928003][ T8359] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 607.928041][ T8359] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8359 [syz-executor191] iterate_dir+0x3a2/0x580
[ 607.928088][ T8359] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 607.928116][ T8359] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 607.928135][ T8359] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 607.928151][ T8359] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 607.928412][ T8359] gfs2: fsid=syz:syz.0: File system withdrawn
[ 607.928432][ T8359] CPU: 0 UID: 0 PID: 8359 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 607.928463][ T8359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 607.928477][ T8359] Call Trace:
[ 607.928487][ T8359]
[ 607.928497][ T8359] dump_stack_lvl+0x189/0x250
[ 607.928537][ T8359] ? kobject_uevent_env+0x36e/0x8c0
[ 607.928570][ T8359] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.928607][ T8359] ? __pfx__printk+0x10/0x10
[ 607.928635][ T8359] ? kobject_uevent_env+0x36e/0x8c0
[ 607.928676][ T8359] gfs2_withdraw+0xb30/0x1430
[ 607.928730][ T8359] ? __pfx_gfs2_withdraw+0x10/0x10
[ 607.928766][ T8359] ? __pfx__printk+0x10/0x10
[ 607.928805][ T8359] ? gfs2_consist_inode_i+0xf5/0x110
[ 607.928843][ T8359] gfs2_dirent_scan+0x545/0x690
[ 607.928879][ T8359] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 607.928918][ T8359] gfs2_dir_read+0x806/0x1780
[ 607.928960][ T8359] ? __pfx_inode_dio_wait+0x10/0x10
[ 607.928989][ T8359] ? rt_spin_unlock+0x65/0x80
[ 607.929023][ T8359] ? __pfx___might_resched+0x10/0x10
[ 607.929054][ T8359] ? __pfx_gfs2_dir_read+0x10/0x10
[ 607.929086][ T8359] ? gfs2_glock_nq+0x10c1/0x1910
[ 607.929136][ T8359] ? gfs2_glock_wait+0x212/0x2a0
[ 607.929174][ T8359] gfs2_readdir+0x14f/0x1b0
[ 607.929208][ T8359] ? __pfx_gfs2_readdir+0x10/0x10
[ 607.929247][ T8359] ? iterate_dir+0x3a2/0x580
[ 607.929289][ T8359] iterate_dir+0x3a2/0x580
[ 607.929325][ T8359] __se_sys_getdents+0xe4/0x250
[ 607.929366][ T8359] ? __pfx___se_sys_getdents+0x10/0x10
[ 607.929394][ T8359] ? __pfx_filldir+0x10/0x10
[ 607.929427][ T8359] ? rcu_is_watching+0x15/0xb0
[ 607.929473][ T8359] ? do_syscall_64+0xbe/0x3b0
[ 607.929503][ T8359] do_syscall_64+0xfa/0x3b0
[ 607.929527][ T8359] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.929564][ T8359] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.929588][ T8359] ? clear_bhb_loop+0x60/0xb0
[ 607.929618][ T8359] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.929643][ T8359] RIP: 0033:0x7f1c04661779
[ 607.929665][ T8359] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 607.929688][ T8359] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 607.929716][ T8359] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 607.929735][ T8359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 607.929750][ T8359] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 607.929766][ T8359] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 607.929782][ T8359] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 607.929822][ T8359]
executing program
[ 608.692367][ T8363] loop0: detected capacity change from 0 to 32768
[ 608.716108][ T8363] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 608.716131][ T8363] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 608.739392][ T8363] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 608.743667][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 608.743692][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 608.848089][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 104ms
[ 608.848392][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 608.849273][ T8363] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 608.862695][ T8363] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 608.862723][ T8363] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 608.862759][ T8363] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 608.862797][ T8363] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8363 [syz-executor191] iterate_dir+0x3a2/0x580
[ 608.862842][ T8363] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 608.862869][ T8363] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 608.862887][ T8363] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 608.862901][ T8363] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 608.863137][ T8363] gfs2: fsid=syz:syz.0: File system withdrawn
[ 608.863155][ T8363] CPU: 0 UID: 0 PID: 8363 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 608.863182][ T8363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 608.863198][ T8363] Call Trace:
[ 608.863208][ T8363]
[ 608.863219][ T8363] dump_stack_lvl+0x189/0x250
[ 608.863257][ T8363] ? kobject_uevent_env+0x36e/0x8c0
[ 608.863290][ T8363] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.863327][ T8363] ? __pfx__printk+0x10/0x10
[ 608.863354][ T8363] ? kobject_uevent_env+0x36e/0x8c0
[ 608.863397][ T8363] gfs2_withdraw+0xb30/0x1430
[ 608.863448][ T8363] ? __pfx_gfs2_withdraw+0x10/0x10
[ 608.863493][ T8363] ? __pfx__printk+0x10/0x10
[ 608.863529][ T8363] ? gfs2_consist_inode_i+0xf5/0x110
[ 608.863566][ T8363] gfs2_dirent_scan+0x545/0x690
[ 608.863602][ T8363] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 608.863639][ T8363] gfs2_dir_read+0x806/0x1780
[ 608.863681][ T8363] ? __pfx_inode_dio_wait+0x10/0x10
[ 608.863711][ T8363] ? rt_spin_unlock+0x65/0x80
[ 608.863742][ T8363] ? __pfx___might_resched+0x10/0x10
[ 608.863771][ T8363] ? __pfx_gfs2_dir_read+0x10/0x10
[ 608.863799][ T8363] ? gfs2_glock_nq+0x10c1/0x1910
[ 608.863842][ T8363] ? gfs2_glock_wait+0x212/0x2a0
[ 608.863877][ T8363] gfs2_readdir+0x14f/0x1b0
[ 608.863910][ T8363] ? __pfx_gfs2_readdir+0x10/0x10
[ 608.863946][ T8363] ? iterate_dir+0x3a2/0x580
[ 608.863989][ T8363] iterate_dir+0x3a2/0x580
[ 608.864026][ T8363] __se_sys_getdents+0xe4/0x250
[ 608.864058][ T8363] ? __pfx___se_sys_getdents+0x10/0x10
[ 608.864087][ T8363] ? __pfx_filldir+0x10/0x10
[ 608.864121][ T8363] ? rcu_is_watching+0x15/0xb0
[ 608.864166][ T8363] ? do_syscall_64+0xbe/0x3b0
[ 608.864196][ T8363] do_syscall_64+0xfa/0x3b0
[ 608.864218][ T8363] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.864253][ T8363] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.864277][ T8363] ? clear_bhb_loop+0x60/0xb0
[ 608.864305][ T8363] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.864328][ T8363] RIP: 0033:0x7f1c04661779
[ 608.864350][ T8363] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 608.864374][ T8363] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 608.864401][ T8363] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 608.864420][ T8363] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 608.864435][ T8363] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 608.864451][ T8363] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 608.864468][ T8363] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 608.864515][ T8363]
executing program
[ 609.690903][ T8367] loop0: detected capacity change from 0 to 32768
[ 609.713015][ T8367] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 609.713037][ T8367] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 609.745409][ T8367] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 609.752122][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 609.752143][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 609.879073][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 126ms
[ 609.879413][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 609.879835][ T8367] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 609.905804][ T8367] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 609.905829][ T8367] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 609.905861][ T8367] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 609.905895][ T8367] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8367 [syz-executor191] iterate_dir+0x3a2/0x580
[ 609.905936][ T8367] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 609.905961][ T8367] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 609.905979][ T8367] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 609.905993][ T8367] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 609.906247][ T8367] gfs2: fsid=syz:syz.0: File system withdrawn
[ 609.906265][ T8367] CPU: 0 UID: 0 PID: 8367 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 609.906292][ T8367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 609.906306][ T8367] Call Trace:
[ 609.906315][ T8367]
[ 609.906326][ T8367] dump_stack_lvl+0x189/0x250
[ 609.906361][ T8367] ? kobject_uevent_env+0x36e/0x8c0
[ 609.906399][ T8367] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.906433][ T8367] ? __pfx__printk+0x10/0x10
[ 609.906458][ T8367] ? kobject_uevent_env+0x36e/0x8c0
[ 609.906496][ T8367] gfs2_withdraw+0xb30/0x1430
[ 609.906546][ T8367] ? __pfx_gfs2_withdraw+0x10/0x10
[ 609.906578][ T8367] ? __pfx__printk+0x10/0x10
[ 609.906610][ T8367] ? gfs2_consist_inode_i+0xf5/0x110
[ 609.906645][ T8367] gfs2_dirent_scan+0x545/0x690
[ 609.906678][ T8367] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 609.906712][ T8367] gfs2_dir_read+0x806/0x1780
[ 609.906751][ T8367] ? __pfx_inode_dio_wait+0x10/0x10
[ 609.906778][ T8367] ? rt_spin_unlock+0x65/0x80
[ 609.906812][ T8367] ? __pfx___might_resched+0x10/0x10
[ 609.906840][ T8367] ? __pfx_gfs2_dir_read+0x10/0x10
[ 609.906867][ T8367] ? gfs2_glock_nq+0x10c1/0x1910
[ 609.906912][ T8367] ? gfs2_glock_wait+0x212/0x2a0
[ 609.906947][ T8367] gfs2_readdir+0x14f/0x1b0
[ 609.906977][ T8367] ? __pfx_gfs2_readdir+0x10/0x10
[ 609.907009][ T8367] ? iterate_dir+0x3a2/0x580
[ 609.907048][ T8367] iterate_dir+0x3a2/0x580
[ 609.907080][ T8367] __se_sys_getdents+0xe4/0x250
[ 609.907111][ T8367] ? __pfx___se_sys_getdents+0x10/0x10
[ 609.907136][ T8367] ? __pfx_filldir+0x10/0x10
[ 609.907166][ T8367] ? rcu_is_watching+0x15/0xb0
[ 609.907207][ T8367] ? do_syscall_64+0xbe/0x3b0
[ 609.907235][ T8367] do_syscall_64+0xfa/0x3b0
[ 609.907256][ T8367] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.907291][ T8367] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.907314][ T8367] ? clear_bhb_loop+0x60/0xb0
[ 609.907342][ T8367] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.907364][ T8367] RIP: 0033:0x7f1c04661779
[ 609.907385][ T8367] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 609.907412][ T8367] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 609.907437][ T8367] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 609.907453][ T8367] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 609.907466][ T8367] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 609.907482][ T8367] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 609.907497][ T8367] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 609.907531][ T8367]
executing program
[ 610.691541][ T8371] loop0: detected capacity change from 0 to 32768
[ 610.723994][ T8371] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 610.724016][ T8371] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 610.763407][ T8371] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 2ms
[ 610.766928][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 610.766948][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 610.908947][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 141ms
[ 610.910422][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 610.910516][ T8371] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 610.929260][ T8371] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 610.929287][ T8371] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 610.929337][ T8371] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 610.929377][ T8371] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8371 [syz-executor191] iterate_dir+0x3a2/0x580
[ 610.929423][ T8371] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 610.929452][ T8371] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 610.929471][ T8371] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 610.929487][ T8371] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 610.929896][ T8371] gfs2: fsid=syz:syz.0: File system withdrawn
[ 610.929917][ T8371] CPU: 0 UID: 0 PID: 8371 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 610.929948][ T8371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 610.929963][ T8371] Call Trace:
[ 610.929973][ T8371]
[ 610.929985][ T8371] dump_stack_lvl+0x189/0x250
[ 610.930023][ T8371] ? kobject_uevent_env+0x36e/0x8c0
[ 610.930055][ T8371] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.930090][ T8371] ? __pfx__printk+0x10/0x10
[ 610.930120][ T8371] ? kobject_uevent_env+0x36e/0x8c0
[ 610.930161][ T8371] gfs2_withdraw+0xb30/0x1430
[ 610.930215][ T8371] ? __pfx_gfs2_withdraw+0x10/0x10
[ 610.930251][ T8371] ? __pfx__printk+0x10/0x10
[ 610.930287][ T8371] ? gfs2_consist_inode_i+0xf5/0x110
[ 610.930332][ T8371] gfs2_dirent_scan+0x545/0x690
[ 610.930369][ T8371] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 610.930406][ T8371] gfs2_dir_read+0x806/0x1780
[ 610.930449][ T8371] ? __pfx_inode_dio_wait+0x10/0x10
[ 610.930478][ T8371] ? rt_spin_unlock+0x65/0x80
[ 610.930510][ T8371] ? __pfx___might_resched+0x10/0x10
[ 610.930539][ T8371] ? __pfx_gfs2_dir_read+0x10/0x10
[ 610.930571][ T8371] ? gfs2_glock_nq+0x10c1/0x1910
[ 610.930619][ T8371] ? gfs2_glock_wait+0x212/0x2a0
[ 610.930658][ T8371] gfs2_readdir+0x14f/0x1b0
[ 610.930691][ T8371] ? __pfx_gfs2_readdir+0x10/0x10
[ 610.930726][ T8371] ? iterate_dir+0x3a2/0x580
[ 610.930770][ T8371] iterate_dir+0x3a2/0x580
[ 610.930805][ T8371] __se_sys_getdents+0xe4/0x250
[ 610.930840][ T8371] ? __pfx___se_sys_getdents+0x10/0x10
[ 610.930868][ T8371] ? __pfx_filldir+0x10/0x10
[ 610.930906][ T8371] ? rcu_is_watching+0x15/0xb0
[ 610.930951][ T8371] ? do_syscall_64+0xbe/0x3b0
[ 610.930982][ T8371] do_syscall_64+0xfa/0x3b0
[ 610.931005][ T8371] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.931043][ T8371] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.931068][ T8371] ? clear_bhb_loop+0x60/0xb0
[ 610.931099][ T8371] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.931124][ T8371] RIP: 0033:0x7f1c04661779
[ 610.931149][ T8371] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 610.931173][ T8371] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 610.931200][ T8371] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 610.931221][ T8371] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 610.931236][ T8371] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 610.931253][ T8371] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 610.931271][ T8371] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 610.931317][ T8371]
executing program
[ 611.679659][ T8375] loop0: detected capacity change from 0 to 32768
[ 611.724752][ T8375] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 611.724773][ T8375] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 611.752643][ T8375] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 611.758309][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 611.758329][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 611.875686][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 117ms
[ 611.875939][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 611.876029][ T8375] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 611.887993][ T8375] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 611.888017][ T8375] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 611.888048][ T8375] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 611.888089][ T8375] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8375 [syz-executor191] iterate_dir+0x3a2/0x580
[ 611.888130][ T8375] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 611.888155][ T8375] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 611.888172][ T8375] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 611.888187][ T8375] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 611.888416][ T8375] gfs2: fsid=syz:syz.0: File system withdrawn
[ 611.888434][ T8375] CPU: 0 UID: 0 PID: 8375 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 611.888460][ T8375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 611.888474][ T8375] Call Trace:
[ 611.888483][ T8375]
[ 611.888493][ T8375] dump_stack_lvl+0x189/0x250
[ 611.888526][ T8375] ? kobject_uevent_env+0x36e/0x8c0
[ 611.888557][ T8375] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.888589][ T8375] ? __pfx__printk+0x10/0x10
[ 611.888614][ T8375] ? kobject_uevent_env+0x36e/0x8c0
[ 611.888650][ T8375] gfs2_withdraw+0xb30/0x1430
[ 611.888697][ T8375] ? __pfx_gfs2_withdraw+0x10/0x10
[ 611.888730][ T8375] ? __pfx__printk+0x10/0x10
[ 611.888761][ T8375] ? gfs2_consist_inode_i+0xf5/0x110
[ 611.888795][ T8375] gfs2_dirent_scan+0x545/0x690
[ 611.888828][ T8375] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 611.888861][ T8375] gfs2_dir_read+0x806/0x1780
[ 611.888899][ T8375] ? __pfx_inode_dio_wait+0x10/0x10
[ 611.888925][ T8375] ? rt_spin_unlock+0x65/0x80
[ 611.888953][ T8375] ? __pfx___might_resched+0x10/0x10
[ 611.888980][ T8375] ? __pfx_gfs2_dir_read+0x10/0x10
[ 611.889009][ T8375] ? gfs2_glock_nq+0x10c1/0x1910
[ 611.889053][ T8375] ? gfs2_glock_wait+0x212/0x2a0
[ 611.889097][ T8375] gfs2_readdir+0x14f/0x1b0
[ 611.889126][ T8375] ? __pfx_gfs2_readdir+0x10/0x10
[ 611.889154][ T8375] ? iterate_dir+0x3a2/0x580
[ 611.889198][ T8375] iterate_dir+0x3a2/0x580
[ 611.889234][ T8375] __se_sys_getdents+0xe4/0x250
[ 611.889265][ T8375] ? __pfx___se_sys_getdents+0x10/0x10
[ 611.889295][ T8375] ? __pfx_filldir+0x10/0x10
[ 611.889327][ T8375] ? rcu_is_watching+0x15/0xb0
[ 611.889370][ T8375] ? do_syscall_64+0xbe/0x3b0
[ 611.889401][ T8375] do_syscall_64+0xfa/0x3b0
[ 611.889425][ T8375] ? lockdep_hardirqs_on+0x9c/0x150
[ 611.889462][ T8375] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.889487][ T8375] ? clear_bhb_loop+0x60/0xb0
[ 611.889518][ T8375] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.889544][ T8375] RIP: 0033:0x7f1c04661779
[ 611.889568][ T8375] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 611.889590][ T8375] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 611.889617][ T8375] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 611.889636][ T8375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 611.889649][ T8375] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 611.889666][ T8375] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 611.889683][ T8375] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 611.889722][ T8375]
executing program
[ 612.707488][ T8379] loop0: detected capacity change from 0 to 32768
[ 612.730541][ T8379] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 612.730564][ T8379] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 612.760780][ T8379] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 612.777189][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 612.777212][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 612.900768][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 123ms
[ 612.901041][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 612.901133][ T8379] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 612.936677][ T8379] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 612.936702][ T8379] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 612.936736][ T8379] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 612.936770][ T8379] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8379 [syz-executor191] iterate_dir+0x3a2/0x580
[ 612.936812][ T8379] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 612.936837][ T8379] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 612.936855][ T8379] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 612.936868][ T8379] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 612.937109][ T8379] gfs2: fsid=syz:syz.0: File system withdrawn
[ 612.937128][ T8379] CPU: 0 UID: 0 PID: 8379 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 612.937155][ T8379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 612.937170][ T8379] Call Trace:
[ 612.937179][ T8379]
[ 612.937189][ T8379] dump_stack_lvl+0x189/0x250
[ 612.937225][ T8379] ? kobject_uevent_env+0x36e/0x8c0
[ 612.937255][ T8379] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.937288][ T8379] ? __pfx__printk+0x10/0x10
[ 612.937313][ T8379] ? kobject_uevent_env+0x36e/0x8c0
[ 612.937351][ T8379] gfs2_withdraw+0xb30/0x1430
[ 612.937400][ T8379] ? __pfx_gfs2_withdraw+0x10/0x10
[ 612.937433][ T8379] ? __pfx__printk+0x10/0x10
[ 612.937465][ T8379] ? gfs2_consist_inode_i+0xf5/0x110
[ 612.937504][ T8379] gfs2_dirent_scan+0x545/0x690
[ 612.937537][ T8379] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 612.937572][ T8379] gfs2_dir_read+0x806/0x1780
[ 612.937611][ T8379] ? __pfx_inode_dio_wait+0x10/0x10
[ 612.937637][ T8379] ? rt_spin_unlock+0x65/0x80
[ 612.937666][ T8379] ? __pfx___might_resched+0x10/0x10
[ 612.937693][ T8379] ? __pfx_gfs2_dir_read+0x10/0x10
[ 612.937721][ T8379] ? gfs2_glock_nq+0x10c1/0x1910
[ 612.937766][ T8379] ? gfs2_glock_wait+0x212/0x2a0
[ 612.937801][ T8379] gfs2_readdir+0x14f/0x1b0
[ 612.937830][ T8379] ? __pfx_gfs2_readdir+0x10/0x10
[ 612.937884][ T8379] ? iterate_dir+0x3a2/0x580
[ 612.937923][ T8379] iterate_dir+0x3a2/0x580
[ 612.937956][ T8379] __se_sys_getdents+0xe4/0x250
[ 612.937994][ T8379] ? __pfx___se_sys_getdents+0x10/0x10
[ 612.938021][ T8379] ? __pfx_filldir+0x10/0x10
[ 612.938060][ T8379] ? do_syscall_64+0xbe/0x3b0
[ 612.938087][ T8379] do_syscall_64+0xfa/0x3b0
[ 612.938108][ T8379] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.938143][ T8379] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.938165][ T8379] ? clear_bhb_loop+0x60/0xb0
[ 612.938194][ T8379] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.938216][ T8379] RIP: 0033:0x7f1c04661779
[ 612.938237][ T8379] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 612.938257][ T8379] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 612.938281][ T8379] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 612.938297][ T8379] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 612.938310][ T8379] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 612.938325][ T8379] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 612.938340][ T8379] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 612.938374][ T8379]
executing program
[ 613.735994][ T8383] loop0: detected capacity change from 0 to 32768
[ 613.758565][ T8383] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 613.758588][ T8383] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 613.792363][ T8383] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 613.795210][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 613.795230][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 613.920256][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 125ms
[ 613.920608][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 613.921578][ T8383] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 613.957600][ T8383] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 613.957625][ T8383] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 613.957659][ T8383] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 613.957693][ T8383] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8383 [syz-executor191] iterate_dir+0x3a2/0x580
[ 613.957735][ T8383] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 613.957760][ T8383] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 613.957801][ T8383] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 613.957815][ T8383] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 613.958044][ T8383] gfs2: fsid=syz:syz.0: File system withdrawn
[ 613.958062][ T8383] CPU: 1 UID: 0 PID: 8383 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 613.958089][ T8383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 613.958104][ T8383] Call Trace:
[ 613.958112][ T8383]
[ 613.958123][ T8383] dump_stack_lvl+0x189/0x250
[ 613.958158][ T8383] ? kobject_uevent_env+0x36e/0x8c0
[ 613.958189][ T8383] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.958222][ T8383] ? __pfx__printk+0x10/0x10
[ 613.958247][ T8383] ? kobject_uevent_env+0x36e/0x8c0
[ 613.958285][ T8383] gfs2_withdraw+0xb30/0x1430
[ 613.958334][ T8383] ? __pfx_gfs2_withdraw+0x10/0x10
[ 613.958367][ T8383] ? __pfx__printk+0x10/0x10
[ 613.958399][ T8383] ? gfs2_consist_inode_i+0xf5/0x110
[ 613.958433][ T8383] gfs2_dirent_scan+0x545/0x690
[ 613.958466][ T8383] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 613.958500][ T8383] gfs2_dir_read+0x806/0x1780
[ 613.958539][ T8383] ? __pfx_inode_dio_wait+0x10/0x10
[ 613.958565][ T8383] ? rt_spin_unlock+0x65/0x80
[ 613.958594][ T8383] ? __pfx___might_resched+0x10/0x10
[ 613.958620][ T8383] ? __pfx_gfs2_dir_read+0x10/0x10
[ 613.958648][ T8383] ? gfs2_glock_nq+0x10c1/0x1910
[ 613.958692][ T8383] ? gfs2_glock_wait+0x212/0x2a0
[ 613.958727][ T8383] gfs2_readdir+0x14f/0x1b0
[ 613.958758][ T8383] ? __pfx_gfs2_readdir+0x10/0x10
[ 613.958799][ T8383] ? iterate_dir+0x3a2/0x580
[ 613.958838][ T8383] iterate_dir+0x3a2/0x580
[ 613.958871][ T8383] __se_sys_getdents+0xe4/0x250
[ 613.958901][ T8383] ? __pfx___se_sys_getdents+0x10/0x10
[ 613.958927][ T8383] ? __pfx_filldir+0x10/0x10
[ 613.958957][ T8383] ? rcu_is_watching+0x15/0xb0
[ 613.958998][ T8383] ? do_syscall_64+0xbe/0x3b0
[ 613.959026][ T8383] do_syscall_64+0xfa/0x3b0
[ 613.959047][ T8383] ? lockdep_hardirqs_on+0x9c/0x150
[ 613.959080][ T8383] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.959104][ T8383] ? clear_bhb_loop+0x60/0xb0
[ 613.959132][ T8383] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.959154][ T8383] RIP: 0033:0x7f1c04661779
[ 613.959174][ T8383] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 613.959195][ T8383] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 613.959220][ T8383] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 613.959237][ T8383] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 613.959250][ T8383] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 613.959266][ T8383] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 613.959282][ T8383] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 613.959317][ T8383]
executing program
[ 614.729140][ T8387] loop0: detected capacity change from 0 to 32768
[ 614.758391][ T8387] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 614.758413][ T8387] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 614.787056][ T8387] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 614.791570][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 614.791592][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 614.903085][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 111ms
[ 614.904392][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 614.905821][ T8387] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 614.933268][ T8387] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 614.933293][ T8387] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 614.933316][ T8387] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 614.933340][ T8387] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8387 [syz-executor191] iterate_dir+0x3a2/0x580
[ 614.933369][ T8387] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 614.933387][ T8387] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 614.933399][ T8387] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 614.933408][ T8387] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 614.935024][ T8387] gfs2: fsid=syz:syz.0: File system withdrawn
[ 614.935047][ T8387] CPU: 1 UID: 0 PID: 8387 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 614.935074][ T8387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 614.935088][ T8387] Call Trace:
[ 614.935098][ T8387]
[ 614.935107][ T8387] dump_stack_lvl+0x189/0x250
[ 614.935143][ T8387] ? kobject_uevent_env+0x36e/0x8c0
[ 614.935174][ T8387] ? __pfx_dump_stack_lvl+0x10/0x10
[ 614.935208][ T8387] ? __pfx__printk+0x10/0x10
[ 614.935232][ T8387] ? kobject_uevent_env+0x36e/0x8c0
[ 614.935270][ T8387] gfs2_withdraw+0xb30/0x1430
[ 614.935319][ T8387] ? __pfx_gfs2_withdraw+0x10/0x10
[ 614.935352][ T8387] ? __pfx__printk+0x10/0x10
[ 614.935384][ T8387] ? gfs2_consist_inode_i+0xf5/0x110
[ 614.935419][ T8387] gfs2_dirent_scan+0x545/0x690
[ 614.935452][ T8387] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 614.935486][ T8387] gfs2_dir_read+0x806/0x1780
[ 614.935525][ T8387] ? __pfx_inode_dio_wait+0x10/0x10
[ 614.935550][ T8387] ? rt_spin_unlock+0x65/0x80
[ 614.935579][ T8387] ? __pfx___might_resched+0x10/0x10
[ 614.935605][ T8387] ? __pfx_gfs2_dir_read+0x10/0x10
[ 614.935633][ T8387] ? gfs2_glock_nq+0x10c1/0x1910
[ 614.935687][ T8387] ? gfs2_glock_wait+0x212/0x2a0
[ 614.935721][ T8387] gfs2_readdir+0x14f/0x1b0
[ 614.935752][ T8387] ? __pfx_gfs2_readdir+0x10/0x10
[ 614.935789][ T8387] ? iterate_dir+0x3a2/0x580
[ 614.935829][ T8387] iterate_dir+0x3a2/0x580
[ 614.935862][ T8387] __se_sys_getdents+0xe4/0x250
[ 614.935893][ T8387] ? __pfx___se_sys_getdents+0x10/0x10
[ 614.935919][ T8387] ? __pfx_filldir+0x10/0x10
[ 614.935949][ T8387] ? rcu_is_watching+0x15/0xb0
[ 614.935989][ T8387] ? do_syscall_64+0xbe/0x3b0
[ 614.936016][ T8387] do_syscall_64+0xfa/0x3b0
[ 614.936037][ T8387] ? lockdep_hardirqs_on+0x9c/0x150
[ 614.936072][ T8387] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.936095][ T8387] ? clear_bhb_loop+0x60/0xb0
[ 614.936123][ T8387] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.936146][ T8387] RIP: 0033:0x7f1c04661779
[ 614.936166][ T8387] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 614.936186][ T8387] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 614.936210][ T8387] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 614.936227][ T8387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 614.936241][ T8387] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 614.936257][ T8387] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 614.936273][ T8387] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 614.936309][ T8387]
executing program
[ 615.780941][ T8391] loop0: detected capacity change from 0 to 32768
[ 615.810985][ T8391] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 615.811008][ T8391] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 615.834543][ T8391] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 615.837212][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 615.837233][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 615.968464][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 131ms
[ 615.968779][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 615.970182][ T8391] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 615.998420][ T8391] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 615.998445][ T8391] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 615.998479][ T8391] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 615.998514][ T8391] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8391 [syz-executor191] iterate_dir+0x3a2/0x580
[ 615.998554][ T8391] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 615.998580][ T8391] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 615.998598][ T8391] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 615.998612][ T8391] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 615.998856][ T8391] gfs2: fsid=syz:syz.0: File system withdrawn
[ 615.998875][ T8391] CPU: 1 UID: 0 PID: 8391 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 615.998902][ T8391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 615.998916][ T8391] Call Trace:
[ 615.998926][ T8391]
[ 615.998936][ T8391] dump_stack_lvl+0x189/0x250
[ 615.998970][ T8391] ? kobject_uevent_env+0x36e/0x8c0
[ 615.999000][ T8391] ? __pfx_dump_stack_lvl+0x10/0x10
[ 615.999033][ T8391] ? __pfx__printk+0x10/0x10
[ 615.999058][ T8391] ? kobject_uevent_env+0x36e/0x8c0
[ 615.999096][ T8391] gfs2_withdraw+0xb30/0x1430
[ 615.999144][ T8391] ? __pfx_gfs2_withdraw+0x10/0x10
[ 615.999177][ T8391] ? __pfx__printk+0x10/0x10
[ 615.999209][ T8391] ? gfs2_consist_inode_i+0xf5/0x110
[ 615.999244][ T8391] gfs2_dirent_scan+0x545/0x690
[ 615.999275][ T8391] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 615.999310][ T8391] gfs2_dir_read+0x806/0x1780
[ 615.999346][ T8391] ? __pfx_inode_dio_wait+0x10/0x10
[ 615.999374][ T8391] ? rt_spin_unlock+0x65/0x80
[ 615.999402][ T8391] ? __pfx___might_resched+0x10/0x10
[ 615.999430][ T8391] ? __pfx_gfs2_dir_read+0x10/0x10
[ 615.999458][ T8391] ? gfs2_glock_nq+0x10c1/0x1910
[ 615.999504][ T8391] ? gfs2_glock_wait+0x212/0x2a0
[ 615.999538][ T8391] gfs2_readdir+0x14f/0x1b0
[ 615.999569][ T8391] ? __pfx_gfs2_readdir+0x10/0x10
[ 615.999600][ T8391] ? iterate_dir+0x3a2/0x580
[ 615.999641][ T8391] iterate_dir+0x3a2/0x580
[ 615.999674][ T8391] __se_sys_getdents+0xe4/0x250
[ 615.999705][ T8391] ? __pfx___se_sys_getdents+0x10/0x10
[ 615.999731][ T8391] ? __pfx_filldir+0x10/0x10
[ 615.999761][ T8391] ? rcu_is_watching+0x15/0xb0
[ 615.999801][ T8391] ? do_syscall_64+0xbe/0x3b0
[ 615.999829][ T8391] do_syscall_64+0xfa/0x3b0
[ 615.999859][ T8391] ? lockdep_hardirqs_on+0x9c/0x150
[ 615.999894][ T8391] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.999917][ T8391] ? clear_bhb_loop+0x60/0xb0
[ 615.999945][ T8391] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.999967][ T8391] RIP: 0033:0x7f1c04661779
[ 615.999988][ T8391] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 616.000008][ T8391] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 616.000032][ T8391] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 616.000050][ T8391] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 616.000064][ T8391] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 616.000080][ T8391] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 616.000095][ T8391] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 616.000130][ T8391]
executing program
[ 616.799859][ T8395] loop0: detected capacity change from 0 to 32768
[ 616.822956][ T8395] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 616.822988][ T8395] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 616.846013][ T8395] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 616.850688][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 616.850711][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 616.963823][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 113ms
[ 616.968701][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 616.968755][ T8395] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 616.991848][ T8395] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 616.991877][ T8395] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 616.991914][ T8395] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 616.991954][ T8395] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8395 [syz-executor191] iterate_dir+0x3a2/0x580
[ 616.993101][ T8395] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 616.993137][ T8395] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 616.993157][ T8395] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 616.993173][ T8395] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 616.995477][ T8395] gfs2: fsid=syz:syz.0: File system withdrawn
[ 616.995500][ T8395] CPU: 0 UID: 0 PID: 8395 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 616.995540][ T8395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 616.995555][ T8395] Call Trace:
[ 616.995566][ T8395]
[ 616.995577][ T8395] dump_stack_lvl+0x189/0x250
[ 616.995616][ T8395] ? kobject_uevent_env+0x36e/0x8c0
[ 616.995651][ T8395] ? __pfx_dump_stack_lvl+0x10/0x10
[ 616.995687][ T8395] ? __pfx__printk+0x10/0x10
[ 616.995716][ T8395] ? kobject_uevent_env+0x36e/0x8c0
[ 616.995759][ T8395] gfs2_withdraw+0xb30/0x1430
[ 616.995811][ T8395] ? __pfx_gfs2_withdraw+0x10/0x10
[ 616.995847][ T8395] ? __pfx__printk+0x10/0x10
[ 616.995883][ T8395] ? gfs2_consist_inode_i+0xf5/0x110
[ 616.995920][ T8395] gfs2_dirent_scan+0x545/0x690
[ 616.995956][ T8395] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 616.995994][ T8395] gfs2_dir_read+0x806/0x1780
[ 616.996037][ T8395] ? __pfx_inode_dio_wait+0x10/0x10
[ 616.996066][ T8395] ? rt_spin_unlock+0x65/0x80
[ 616.996098][ T8395] ? __pfx___might_resched+0x10/0x10
[ 616.996127][ T8395] ? __pfx_gfs2_dir_read+0x10/0x10
[ 616.996158][ T8395] ? gfs2_glock_nq+0x10c1/0x1910
[ 616.996222][ T8395] ? gfs2_glock_wait+0x212/0x2a0
[ 616.996260][ T8395] gfs2_readdir+0x14f/0x1b0
[ 616.996295][ T8395] ? __pfx_gfs2_readdir+0x10/0x10
[ 616.996329][ T8395] ? iterate_dir+0x3a2/0x580
[ 616.996373][ T8395] iterate_dir+0x3a2/0x580
[ 616.996410][ T8395] __se_sys_getdents+0xe4/0x250
[ 616.996444][ T8395] ? __pfx___se_sys_getdents+0x10/0x10
[ 616.996473][ T8395] ? __pfx_filldir+0x10/0x10
[ 616.996508][ T8395] ? rcu_is_watching+0x15/0xb0
[ 616.996565][ T8395] ? do_syscall_64+0xbe/0x3b0
[ 616.996595][ T8395] do_syscall_64+0xfa/0x3b0
[ 616.996619][ T8395] ? lockdep_hardirqs_on+0x9c/0x150
[ 616.996656][ T8395] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.996683][ T8395] ? clear_bhb_loop+0x60/0xb0
[ 616.996713][ T8395] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 616.996738][ T8395] RIP: 0033:0x7f1c04661779
[ 616.996760][ T8395] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 616.996782][ T8395] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 616.996808][ T8395] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 616.996827][ T8395] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 616.996843][ T8395] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 616.996860][ T8395] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 616.996878][ T8395] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 616.996916][ T8395]
executing program
[ 617.824719][ T8399] loop0: detected capacity change from 0 to 32768
[ 617.836097][ T8399] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 617.836124][ T8399] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 617.864496][ T8399] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 617.867047][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 617.867067][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 617.976379][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 109ms
[ 617.976636][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 617.976750][ T8399] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 618.007050][ T8399] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 618.007074][ T8399] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 618.007107][ T8399] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 618.007140][ T8399] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8399 [syz-executor191] iterate_dir+0x3a2/0x580
[ 618.007180][ T8399] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 618.007204][ T8399] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 618.007222][ T8399] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 618.007235][ T8399] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 618.007496][ T8399] gfs2: fsid=syz:syz.0: File system withdrawn
[ 618.007515][ T8399] CPU: 0 UID: 0 PID: 8399 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 618.007542][ T8399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 618.007557][ T8399] Call Trace:
[ 618.007566][ T8399]
[ 618.007577][ T8399] dump_stack_lvl+0x189/0x250
[ 618.007611][ T8399] ? kobject_uevent_env+0x36e/0x8c0
[ 618.007642][ T8399] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.007675][ T8399] ? __pfx__printk+0x10/0x10
[ 618.007700][ T8399] ? kobject_uevent_env+0x36e/0x8c0
[ 618.007738][ T8399] gfs2_withdraw+0xb30/0x1430
[ 618.007786][ T8399] ? __pfx_gfs2_withdraw+0x10/0x10
[ 618.007819][ T8399] ? __pfx__printk+0x10/0x10
[ 618.007850][ T8399] ? gfs2_consist_inode_i+0xf5/0x110
[ 618.007890][ T8399] gfs2_dirent_scan+0x545/0x690
[ 618.007923][ T8399] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 618.007958][ T8399] gfs2_dir_read+0x806/0x1780
executing program
[ 618.007996][ T8399] ? __pfx_inode_dio_wait+0x10/0x10
[ 618.008024][ T8399] ? rt_spin_unlock+0x65/0x80
[ 618.008052][ T8399] ? __pfx___might_resched+0x10/0x10
[ 618.008079][ T8399] ? __pfx_gfs2_dir_read+0x10/0x10
[ 618.008108][ T8399] ? gfs2_glock_nq+0x10c1/0x1910
[ 618.008153][ T8399] ? gfs2_glock_wait+0x212/0x2a0
[ 618.008187][ T8399] gfs2_readdir+0x14f/0x1b0
[ 618.008218][ T8399] ? __pfx_gfs2_readdir+0x10/0x10
[ 618.008250][ T8399] ? iterate_dir+0x3a2/0x580
[ 618.008289][ T8399] iterate_dir+0x3a2/0x580
[ 618.008322][ T8399] __se_sys_getdents+0xe4/0x250
[ 618.008353][ T8399] ? __pfx___se_sys_getdents+0x10/0x10
[ 618.008379][ T8399] ? __pfx_filldir+0x10/0x10
[ 618.008417][ T8399] ? rcu_is_watching+0x15/0xb0
[ 618.008459][ T8399] ? do_syscall_64+0xbe/0x3b0
[ 618.008486][ T8399] do_syscall_64+0xfa/0x3b0
[ 618.008507][ T8399] ? lockdep_hardirqs_on+0x9c/0x150
[ 618.008541][ T8399] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.008564][ T8399] ? clear_bhb_loop+0x60/0xb0
[ 618.008592][ T8399] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.008615][ T8399] RIP: 0033:0x7f1c04661779
[ 618.008635][ T8399] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 618.008655][ T8399] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 618.008679][ T8399] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 618.008696][ T8399] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 618.008710][ T8399] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 618.008725][ T8399] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 618.008740][ T8399] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 618.008775][ T8399]
[ 618.734851][ T8403] loop0: detected capacity change from 0 to 32768
[ 618.763156][ T8403] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 618.763191][ T8403] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 618.791450][ T8403] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 618.803014][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 618.803037][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 618.909624][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 106ms
[ 618.916220][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 618.916279][ T8403] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 618.940331][ T8403] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 618.940356][ T8403] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 618.940390][ T8403] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 618.940425][ T8403] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8403 [syz-executor191] iterate_dir+0x3a2/0x580
[ 618.940466][ T8403] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 618.940492][ T8403] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 618.940510][ T8403] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 618.940524][ T8403] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 618.940770][ T8403] gfs2: fsid=syz:syz.0: File system withdrawn
[ 618.940788][ T8403] CPU: 0 UID: 0 PID: 8403 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 618.940816][ T8403] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 618.940830][ T8403] Call Trace:
[ 618.940839][ T8403]
[ 618.940849][ T8403] dump_stack_lvl+0x189/0x250
[ 618.940884][ T8403] ? kobject_uevent_env+0x36e/0x8c0
[ 618.940914][ T8403] ? __pfx_dump_stack_lvl+0x10/0x10
[ 618.940947][ T8403] ? __pfx__printk+0x10/0x10
[ 618.940971][ T8403] ? kobject_uevent_env+0x36e/0x8c0
[ 618.941009][ T8403] gfs2_withdraw+0xb30/0x1430
[ 618.941057][ T8403] ? __pfx_gfs2_withdraw+0x10/0x10
[ 618.941089][ T8403] ? __pfx__printk+0x10/0x10
[ 618.941121][ T8403] ? gfs2_consist_inode_i+0xf5/0x110
[ 618.941156][ T8403] gfs2_dirent_scan+0x545/0x690
[ 618.941187][ T8403] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 618.941222][ T8403] gfs2_dir_read+0x806/0x1780
[ 618.941260][ T8403] ? __pfx_inode_dio_wait+0x10/0x10
[ 618.941288][ T8403] ? rt_spin_unlock+0x65/0x80
[ 618.941315][ T8403] ? __pfx___might_resched+0x10/0x10
[ 618.941343][ T8403] ? __pfx_gfs2_dir_read+0x10/0x10
[ 618.941371][ T8403] ? gfs2_glock_nq+0x10c1/0x1910
[ 618.941416][ T8403] ? gfs2_glock_wait+0x212/0x2a0
[ 618.941450][ T8403] gfs2_readdir+0x14f/0x1b0
[ 618.941481][ T8403] ? __pfx_gfs2_readdir+0x10/0x10
[ 618.941513][ T8403] ? iterate_dir+0x3a2/0x580
[ 618.941552][ T8403] iterate_dir+0x3a2/0x580
[ 618.941592][ T8403] __se_sys_getdents+0xe4/0x250
[ 618.941623][ T8403] ? __pfx___se_sys_getdents+0x10/0x10
[ 618.941649][ T8403] ? __pfx_filldir+0x10/0x10
[ 618.941679][ T8403] ? rcu_is_watching+0x15/0xb0
[ 618.941720][ T8403] ? do_syscall_64+0xbe/0x3b0
[ 618.941747][ T8403] do_syscall_64+0xfa/0x3b0
[ 618.941769][ T8403] ? lockdep_hardirqs_on+0x9c/0x150
[ 618.941803][ T8403] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.941827][ T8403] ? clear_bhb_loop+0x60/0xb0
[ 618.941855][ T8403] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 618.941877][ T8403] RIP: 0033:0x7f1c04661779
[ 618.941897][ T8403] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 618.941918][ T8403] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 618.941942][ T8403] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 618.941959][ T8403] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 618.941973][ T8403] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 618.941992][ T8403] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 618.942005][ T8403] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 618.942040][ T8403]
executing program
[ 619.729473][ T8407] loop0: detected capacity change from 0 to 32768
[ 619.745958][ T8407] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 619.745981][ T8407] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 619.774682][ T8407] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 619.777718][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 619.777737][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 619.931641][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 153ms
[ 619.931949][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 619.933574][ T8407] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 619.952833][ T8407] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 619.952856][ T8407] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 619.952890][ T8407] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 619.952924][ T8407] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8407 [syz-executor191] iterate_dir+0x3a2/0x580
[ 619.952964][ T8407] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 619.952989][ T8407] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 619.953007][ T8407] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 619.953021][ T8407] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 619.953252][ T8407] gfs2: fsid=syz:syz.0: File system withdrawn
[ 619.953270][ T8407] CPU: 0 UID: 0 PID: 8407 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 619.953301][ T8407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 619.953316][ T8407] Call Trace:
[ 619.953325][ T8407]
[ 619.953335][ T8407] dump_stack_lvl+0x189/0x250
[ 619.953369][ T8407] ? kobject_uevent_env+0x36e/0x8c0
[ 619.953401][ T8407] ? __pfx_dump_stack_lvl+0x10/0x10
[ 619.953434][ T8407] ? __pfx__printk+0x10/0x10
[ 619.953460][ T8407] ? kobject_uevent_env+0x36e/0x8c0
[ 619.953498][ T8407] gfs2_withdraw+0xb30/0x1430
[ 619.953553][ T8407] ? __pfx_gfs2_withdraw+0x10/0x10
[ 619.953587][ T8407] ? __pfx__printk+0x10/0x10
[ 619.953619][ T8407] ? gfs2_consist_inode_i+0xf5/0x110
[ 619.953653][ T8407] gfs2_dirent_scan+0x545/0x690
[ 619.953686][ T8407] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 619.953721][ T8407] gfs2_dir_read+0x806/0x1780
[ 619.953759][ T8407] ? __pfx_inode_dio_wait+0x10/0x10
[ 619.953786][ T8407] ? rt_spin_unlock+0x65/0x80
[ 619.953814][ T8407] ? __pfx___might_resched+0x10/0x10
[ 619.953841][ T8407] ? __pfx_gfs2_dir_read+0x10/0x10
[ 619.953870][ T8407] ? gfs2_glock_nq+0x10c1/0x1910
[ 619.953915][ T8407] ? gfs2_glock_wait+0x212/0x2a0
[ 619.953949][ T8407] gfs2_readdir+0x14f/0x1b0
[ 619.953981][ T8407] ? __pfx_gfs2_readdir+0x10/0x10
[ 619.954012][ T8407] ? iterate_dir+0x3a2/0x580
[ 619.954051][ T8407] iterate_dir+0x3a2/0x580
[ 619.954083][ T8407] __se_sys_getdents+0xe4/0x250
[ 619.954114][ T8407] ? __pfx___se_sys_getdents+0x10/0x10
[ 619.954140][ T8407] ? __pfx_filldir+0x10/0x10
[ 619.954170][ T8407] ? rcu_is_watching+0x15/0xb0
[ 619.954211][ T8407] ? do_syscall_64+0xbe/0x3b0
[ 619.954239][ T8407] do_syscall_64+0xfa/0x3b0
[ 619.954260][ T8407] ? lockdep_hardirqs_on+0x9c/0x150
[ 619.954294][ T8407] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.954318][ T8407] ? clear_bhb_loop+0x60/0xb0
[ 619.954346][ T8407] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 619.954369][ T8407] RIP: 0033:0x7f1c04661779
[ 619.954388][ T8407] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 619.954409][ T8407] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 619.954433][ T8407] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 619.954449][ T8407] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 619.954463][ T8407] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 619.954479][ T8407] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 619.954495][ T8407] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 619.954537][ T8407]
executing program
[ 620.814623][ T8411] loop0: detected capacity change from 0 to 32768
[ 620.847678][ T8411] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 620.847701][ T8411] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 620.871519][ T8411] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 620.881363][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 620.881385][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 621.047408][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 166ms
[ 621.047614][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 621.047710][ T8411] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 621.059645][ T8411] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 621.059668][ T8411] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 621.059704][ T8411] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 621.059744][ T8411] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8411 [syz-executor191] iterate_dir+0x3a2/0x580
[ 621.059789][ T8411] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 621.059818][ T8411] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 621.059837][ T8411] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 621.059853][ T8411] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 621.060084][ T8411] gfs2: fsid=syz:syz.0: File system withdrawn
[ 621.060104][ T8411] CPU: 0 UID: 0 PID: 8411 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 621.060130][ T8411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 621.060156][ T8411] Call Trace:
[ 621.060166][ T8411]
[ 621.060176][ T8411] dump_stack_lvl+0x189/0x250
[ 621.060216][ T8411] ? kobject_uevent_env+0x36e/0x8c0
[ 621.060249][ T8411] ? __pfx_dump_stack_lvl+0x10/0x10
[ 621.060285][ T8411] ? __pfx__printk+0x10/0x10
[ 621.060314][ T8411] ? kobject_uevent_env+0x36e/0x8c0
[ 621.060361][ T8411] gfs2_withdraw+0xb30/0x1430
[ 621.060412][ T8411] ? __pfx_gfs2_withdraw+0x10/0x10
[ 621.060448][ T8411] ? __pfx__printk+0x10/0x10
[ 621.060484][ T8411] ? gfs2_consist_inode_i+0xf5/0x110
[ 621.060521][ T8411] gfs2_dirent_scan+0x545/0x690
[ 621.060557][ T8411] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 621.060595][ T8411] gfs2_dir_read+0x806/0x1780
[ 621.060638][ T8411] ? __pfx_inode_dio_wait+0x10/0x10
[ 621.060667][ T8411] ? rt_spin_unlock+0x65/0x80
[ 621.060698][ T8411] ? __pfx___might_resched+0x10/0x10
[ 621.060729][ T8411] ? __pfx_gfs2_dir_read+0x10/0x10
[ 621.060760][ T8411] ? gfs2_glock_nq+0x10c1/0x1910
[ 621.060808][ T8411] ? gfs2_glock_wait+0x212/0x2a0
[ 621.060847][ T8411] gfs2_readdir+0x14f/0x1b0
[ 621.060880][ T8411] ? __pfx_gfs2_readdir+0x10/0x10
[ 621.060915][ T8411] ? iterate_dir+0x3a2/0x580
[ 621.060959][ T8411] iterate_dir+0x3a2/0x580
[ 621.060995][ T8411] __se_sys_getdents+0xe4/0x250
[ 621.061030][ T8411] ? __pfx___se_sys_getdents+0x10/0x10
[ 621.061058][ T8411] ? __pfx_filldir+0x10/0x10
[ 621.061092][ T8411] ? rcu_is_watching+0x15/0xb0
[ 621.061137][ T8411] ? do_syscall_64+0xbe/0x3b0
[ 621.061176][ T8411] do_syscall_64+0xfa/0x3b0
[ 621.061200][ T8411] ? lockdep_hardirqs_on+0x9c/0x150
[ 621.061237][ T8411] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.061263][ T8411] ? clear_bhb_loop+0x60/0xb0
[ 621.061293][ T8411] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 621.061318][ T8411] RIP: 0033:0x7f1c04661779
[ 621.061340][ T8411] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 621.061363][ T8411] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 621.061389][ T8411] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 621.061405][ T8411] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 621.061421][ T8411] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 621.061439][ T8411] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 621.061456][ T8411] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 621.061494][ T8411]
executing program
[ 621.828949][ T8415] loop0: detected capacity change from 0 to 32768
[ 621.847762][ T8415] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 621.847784][ T8415] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 621.879702][ T8415] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 621.883109][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 621.883133][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 622.029115][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 145ms
[ 622.029431][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 622.030067][ T8415] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 622.054520][ T8415] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 622.054555][ T8415] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 622.054587][ T8415] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 622.054621][ T8415] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8415 [syz-executor191] iterate_dir+0x3a2/0x580
[ 622.054662][ T8415] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 622.054688][ T8415] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 622.054705][ T8415] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 622.054719][ T8415] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 622.054926][ T8415] gfs2: fsid=syz:syz.0: File system withdrawn
[ 622.054945][ T8415] CPU: 1 UID: 0 PID: 8415 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 622.054970][ T8415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 622.054985][ T8415] Call Trace:
[ 622.054994][ T8415]
[ 622.055004][ T8415] dump_stack_lvl+0x189/0x250
[ 622.055045][ T8415] ? kobject_uevent_env+0x36e/0x8c0
[ 622.055076][ T8415] ? __pfx_dump_stack_lvl+0x10/0x10
[ 622.055110][ T8415] ? __pfx__printk+0x10/0x10
[ 622.055136][ T8415] ? kobject_uevent_env+0x36e/0x8c0
[ 622.055174][ T8415] gfs2_withdraw+0xb30/0x1430
[ 622.055220][ T8415] ? __pfx_gfs2_withdraw+0x10/0x10
[ 622.055254][ T8415] ? __pfx__printk+0x10/0x10
[ 622.055286][ T8415] ? gfs2_consist_inode_i+0xf5/0x110
[ 622.055320][ T8415] gfs2_dirent_scan+0x545/0x690
[ 622.055353][ T8415] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 622.055385][ T8415] gfs2_dir_read+0x806/0x1780
[ 622.055424][ T8415] ? __pfx_inode_dio_wait+0x10/0x10
[ 622.055450][ T8415] ? rt_spin_unlock+0x65/0x80
[ 622.055479][ T8415] ? __pfx___might_resched+0x10/0x10
[ 622.055505][ T8415] ? __pfx_gfs2_dir_read+0x10/0x10
[ 622.055534][ T8415] ? gfs2_glock_nq+0x10c1/0x1910
[ 622.055578][ T8415] ? gfs2_glock_wait+0x212/0x2a0
[ 622.055612][ T8415] gfs2_readdir+0x14f/0x1b0
[ 622.055642][ T8415] ? __pfx_gfs2_readdir+0x10/0x10
[ 622.055673][ T8415] ? iterate_dir+0x3a2/0x580
[ 622.055712][ T8415] iterate_dir+0x3a2/0x580
[ 622.055744][ T8415] __se_sys_getdents+0xe4/0x250
[ 622.055774][ T8415] ? __pfx___se_sys_getdents+0x10/0x10
[ 622.055800][ T8415] ? __pfx_filldir+0x10/0x10
[ 622.055830][ T8415] ? rcu_is_watching+0x15/0xb0
[ 622.055871][ T8415] ? do_syscall_64+0xbe/0x3b0
[ 622.055898][ T8415] do_syscall_64+0xfa/0x3b0
[ 622.055919][ T8415] ? lockdep_hardirqs_on+0x9c/0x150
[ 622.055954][ T8415] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 622.055977][ T8415] ? clear_bhb_loop+0x60/0xb0
[ 622.056004][ T8415] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 622.056025][ T8415] RIP: 0033:0x7f1c04661779
[ 622.056124][ T8415] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 622.056145][ T8415] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 622.056169][ T8415] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 622.056186][ T8415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 622.056200][ T8415] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 622.056216][ T8415] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 622.056231][ T8415] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 622.056267][ T8415]
executing program
[ 622.873055][ T8419] loop0: detected capacity change from 0 to 32768
[ 622.880079][ T8419] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 622.880102][ T8419] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 622.914219][ T8419] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 622.917582][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 622.917603][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 623.018639][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 101ms
[ 623.018931][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 623.019034][ T8419] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 623.041104][ T8419] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 623.041132][ T8419] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 623.041169][ T8419] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 623.041207][ T8419] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8419 [syz-executor191] iterate_dir+0x3a2/0x580
[ 623.041284][ T8419] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 623.041312][ T8419] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 623.041331][ T8419] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 623.041348][ T8419] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 623.045385][ T8419] gfs2: fsid=syz:syz.0: File system withdrawn
[ 623.045412][ T8419] CPU: 0 UID: 0 PID: 8419 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 623.045442][ T8419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 623.045459][ T8419] Call Trace:
[ 623.045469][ T8419]
[ 623.045479][ T8419] dump_stack_lvl+0x189/0x250
[ 623.045521][ T8419] ? kobject_uevent_env+0x36e/0x8c0
[ 623.045555][ T8419] ? __pfx_dump_stack_lvl+0x10/0x10
[ 623.045592][ T8419] ? __pfx__printk+0x10/0x10
[ 623.045620][ T8419] ? kobject_uevent_env+0x36e/0x8c0
[ 623.045663][ T8419] gfs2_withdraw+0xb30/0x1430
[ 623.045716][ T8419] ? __pfx_gfs2_withdraw+0x10/0x10
[ 623.045753][ T8419] ? __pfx__printk+0x10/0x10
[ 623.045789][ T8419] ? gfs2_consist_inode_i+0xf5/0x110
[ 623.045826][ T8419] gfs2_dirent_scan+0x545/0x690
[ 623.045863][ T8419] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 623.045900][ T8419] gfs2_dir_read+0x806/0x1780
[ 623.045944][ T8419] ? __pfx_inode_dio_wait+0x10/0x10
[ 623.045973][ T8419] ? rt_spin_unlock+0x65/0x80
[ 623.046004][ T8419] ? __pfx___might_resched+0x10/0x10
[ 623.046033][ T8419] ? __pfx_gfs2_dir_read+0x10/0x10
[ 623.046066][ T8419] ? gfs2_glock_nq+0x10c1/0x1910
[ 623.046114][ T8419] ? gfs2_glock_wait+0x212/0x2a0
[ 623.046151][ T8419] gfs2_readdir+0x14f/0x1b0
[ 623.046187][ T8419] ? __pfx_gfs2_readdir+0x10/0x10
[ 623.046230][ T8419] ? iterate_dir+0x3a2/0x580
[ 623.046275][ T8419] iterate_dir+0x3a2/0x580
[ 623.046317][ T8419] __se_sys_getdents+0xe4/0x250
[ 623.046352][ T8419] ? __pfx___se_sys_getdents+0x10/0x10
[ 623.046380][ T8419] ? __pfx_filldir+0x10/0x10
[ 623.046412][ T8419] ? rcu_is_watching+0x15/0xb0
[ 623.046457][ T8419] ? do_syscall_64+0xbe/0x3b0
[ 623.046487][ T8419] do_syscall_64+0xfa/0x3b0
[ 623.046511][ T8419] ? lockdep_hardirqs_on+0x9c/0x150
[ 623.046548][ T8419] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.046574][ T8419] ? clear_bhb_loop+0x60/0xb0
[ 623.046604][ T8419] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 623.046629][ T8419] RIP: 0033:0x7f1c04661779
[ 623.046651][ T8419] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 623.046674][ T8419] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 623.046701][ T8419] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 623.046719][ T8419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 623.046735][ T8419] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 623.046751][ T8419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 623.046768][ T8419] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 623.046806][ T8419]
executing program
[ 623.805719][ T8423] loop0: detected capacity change from 0 to 32768
[ 623.840265][ T8423] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 623.840288][ T8423] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 623.875356][ T8423] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 623.891429][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 623.891450][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 624.018252][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 126ms
[ 624.018568][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 624.019513][ T8423] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 624.049198][ T8423] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 624.049223][ T8423] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 624.049255][ T8423] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 624.049289][ T8423] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8423 [syz-executor191] iterate_dir+0x3a2/0x580
[ 624.049341][ T8423] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 624.049366][ T8423] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 624.049382][ T8423] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 624.049396][ T8423] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 624.049631][ T8423] gfs2: fsid=syz:syz.0: File system withdrawn
[ 624.049649][ T8423] CPU: 0 UID: 0 PID: 8423 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 624.049675][ T8423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 624.049689][ T8423] Call Trace:
[ 624.049697][ T8423]
[ 624.049706][ T8423] dump_stack_lvl+0x189/0x250
[ 624.049751][ T8423] ? kobject_uevent_env+0x36e/0x8c0
[ 624.049781][ T8423] ? __pfx_dump_stack_lvl+0x10/0x10
[ 624.049812][ T8423] ? __pfx__printk+0x10/0x10
[ 624.049837][ T8423] ? kobject_uevent_env+0x36e/0x8c0
[ 624.049874][ T8423] gfs2_withdraw+0xb30/0x1430
[ 624.049937][ T8423] ? __pfx_gfs2_withdraw+0x10/0x10
[ 624.049969][ T8423] ? __pfx__printk+0x10/0x10
[ 624.050000][ T8423] ? gfs2_consist_inode_i+0xf5/0x110
[ 624.050033][ T8423] gfs2_dirent_scan+0x545/0x690
[ 624.050065][ T8423] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 624.050098][ T8423] gfs2_dir_read+0x806/0x1780
[ 624.050135][ T8423] ? __pfx_inode_dio_wait+0x10/0x10
[ 624.050160][ T8423] ? rt_spin_unlock+0x65/0x80
[ 624.050207][ T8423] ? __pfx___might_resched+0x10/0x10
[ 624.050233][ T8423] ? __pfx_gfs2_dir_read+0x10/0x10
[ 624.050262][ T8423] ? gfs2_glock_nq+0x10c1/0x1910
[ 624.050306][ T8423] ? gfs2_glock_wait+0x212/0x2a0
[ 624.050346][ T8423] gfs2_readdir+0x14f/0x1b0
[ 624.050377][ T8423] ? __pfx_gfs2_readdir+0x10/0x10
[ 624.050409][ T8423] ? iterate_dir+0x3a2/0x580
[ 624.050447][ T8423] iterate_dir+0x3a2/0x580
[ 624.050480][ T8423] __se_sys_getdents+0xe4/0x250
[ 624.050511][ T8423] ? __pfx___se_sys_getdents+0x10/0x10
[ 624.050537][ T8423] ? __pfx_filldir+0x10/0x10
[ 624.050567][ T8423] ? rcu_is_watching+0x15/0xb0
[ 624.050608][ T8423] ? do_syscall_64+0xbe/0x3b0
[ 624.050636][ T8423] do_syscall_64+0xfa/0x3b0
[ 624.050657][ T8423] ? lockdep_hardirqs_on+0x9c/0x150
[ 624.050691][ T8423] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 624.050713][ T8423] ? clear_bhb_loop+0x60/0xb0
[ 624.050741][ T8423] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 624.050763][ T8423] RIP: 0033:0x7f1c04661779
[ 624.050783][ T8423] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 624.050803][ T8423] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 624.050826][ T8423] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 624.050843][ T8423] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 624.050857][ T8423] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 624.050873][ T8423] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 624.050889][ T8423] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 624.050936][ T8423]
executing program
[ 624.894760][ T8427] loop0: detected capacity change from 0 to 32768
[ 624.911615][ T8427] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 624.911637][ T8427] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 624.949185][ T8427] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 624.951768][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 624.951788][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 625.068834][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 117ms
[ 625.069090][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 625.069183][ T8427] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 625.101494][ T8427] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 625.101517][ T8427] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 625.101549][ T8427] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 625.101583][ T8427] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8427 [syz-executor191] iterate_dir+0x3a2/0x580
[ 625.101622][ T8427] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 625.101648][ T8427] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 625.101665][ T8427] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 625.101679][ T8427] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 625.101909][ T8427] gfs2: fsid=syz:syz.0: File system withdrawn
[ 625.101928][ T8427] CPU: 0 UID: 0 PID: 8427 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 625.101954][ T8427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 625.101969][ T8427] Call Trace:
[ 625.101983][ T8427]
[ 625.101992][ T8427] dump_stack_lvl+0x189/0x250
[ 625.102026][ T8427] ? kobject_uevent_env+0x36e/0x8c0
[ 625.102067][ T8427] ? __pfx_dump_stack_lvl+0x10/0x10
[ 625.102101][ T8427] ? __pfx__printk+0x10/0x10
[ 625.102126][ T8427] ? kobject_uevent_env+0x36e/0x8c0
[ 625.102164][ T8427] gfs2_withdraw+0xb30/0x1430
[ 625.102212][ T8427] ? __pfx_gfs2_withdraw+0x10/0x10
[ 625.102245][ T8427] ? __pfx__printk+0x10/0x10
[ 625.102277][ T8427] ? gfs2_consist_inode_i+0xf5/0x110
[ 625.102310][ T8427] gfs2_dirent_scan+0x545/0x690
[ 625.102343][ T8427] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 625.102377][ T8427] gfs2_dir_read+0x806/0x1780
[ 625.102415][ T8427] ? __pfx_inode_dio_wait+0x10/0x10
[ 625.102441][ T8427] ? rt_spin_unlock+0x65/0x80
[ 625.102470][ T8427] ? __pfx___might_resched+0x10/0x10
[ 625.102496][ T8427] ? __pfx_gfs2_dir_read+0x10/0x10
[ 625.102523][ T8427] ? gfs2_glock_nq+0x10c1/0x1910
[ 625.102567][ T8427] ? gfs2_glock_wait+0x212/0x2a0
[ 625.102601][ T8427] gfs2_readdir+0x14f/0x1b0
[ 625.102631][ T8427] ? __pfx_gfs2_readdir+0x10/0x10
[ 625.102663][ T8427] ? iterate_dir+0x3a2/0x580
[ 625.102701][ T8427] iterate_dir+0x3a2/0x580
[ 625.102733][ T8427] __se_sys_getdents+0xe4/0x250
[ 625.102763][ T8427] ? __pfx___se_sys_getdents+0x10/0x10
[ 625.102789][ T8427] ? __pfx_filldir+0x10/0x10
[ 625.102819][ T8427] ? rcu_is_watching+0x15/0xb0
[ 625.102860][ T8427] ? do_syscall_64+0xbe/0x3b0
[ 625.102887][ T8427] do_syscall_64+0xfa/0x3b0
[ 625.102908][ T8427] ? lockdep_hardirqs_on+0x9c/0x150
[ 625.102942][ T8427] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 625.102965][ T8427] ? clear_bhb_loop+0x60/0xb0
[ 625.102993][ T8427] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 625.103015][ T8427] RIP: 0033:0x7f1c04661779
[ 625.103041][ T8427] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 625.103061][ T8427] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 625.103084][ T8427] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 625.103102][ T8427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 625.103116][ T8427] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 625.103131][ T8427] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 625.103147][ T8427] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 625.103182][ T8427]
executing program
[ 625.876625][ T8432] loop0: detected capacity change from 0 to 32768
[ 625.909559][ T8432] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 625.909582][ T8432] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 625.947861][ T8432] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 625.953981][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 625.954003][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 626.080090][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 126ms
[ 626.080410][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 626.081362][ T8432] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 626.114507][ T8432] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 626.114531][ T8432] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 626.114562][ T8432] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 626.114593][ T8432] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8432 [syz-executor191] iterate_dir+0x3a2/0x580
[ 626.114633][ T8432] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 626.114658][ T8432] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 626.114675][ T8432] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 626.114688][ T8432] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 626.114924][ T8432] gfs2: fsid=syz:syz.0: File system withdrawn
[ 626.114943][ T8432] CPU: 1 UID: 0 PID: 8432 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 626.114970][ T8432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 626.114984][ T8432] Call Trace:
[ 626.114992][ T8432]
[ 626.115002][ T8432] dump_stack_lvl+0x189/0x250
[ 626.115036][ T8432] ? kobject_uevent_env+0x36e/0x8c0
[ 626.115065][ T8432] ? __pfx_dump_stack_lvl+0x10/0x10
[ 626.115098][ T8432] ? __pfx__printk+0x10/0x10
[ 626.115123][ T8432] ? kobject_uevent_env+0x36e/0x8c0
[ 626.115160][ T8432] gfs2_withdraw+0xb30/0x1430
[ 626.115207][ T8432] ? __pfx_gfs2_withdraw+0x10/0x10
[ 626.115238][ T8432] ? __pfx__printk+0x10/0x10
[ 626.115270][ T8432] ? gfs2_consist_inode_i+0xf5/0x110
[ 626.115303][ T8432] gfs2_dirent_scan+0x545/0x690
[ 626.115335][ T8432] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 626.115369][ T8432] gfs2_dir_read+0x806/0x1780
[ 626.115407][ T8432] ? __pfx_inode_dio_wait+0x10/0x10
[ 626.115432][ T8432] ? rt_spin_unlock+0x65/0x80
[ 626.115460][ T8432] ? __pfx___might_resched+0x10/0x10
[ 626.115486][ T8432] ? __pfx_gfs2_dir_read+0x10/0x10
[ 626.115515][ T8432] ? gfs2_glock_nq+0x10c1/0x1910
[ 626.115558][ T8432] ? gfs2_glock_wait+0x212/0x2a0
[ 626.115592][ T8432] gfs2_readdir+0x14f/0x1b0
[ 626.115623][ T8432] ? __pfx_gfs2_readdir+0x10/0x10
[ 626.115654][ T8432] ? iterate_dir+0x3a2/0x580
[ 626.115694][ T8432] iterate_dir+0x3a2/0x580
[ 626.115727][ T8432] __se_sys_getdents+0xe4/0x250
[ 626.115758][ T8432] ? __pfx___se_sys_getdents+0x10/0x10
[ 626.115784][ T8432] ? __pfx_filldir+0x10/0x10
[ 626.115814][ T8432] ? rcu_is_watching+0x15/0xb0
[ 626.115855][ T8432] ? do_syscall_64+0xbe/0x3b0
[ 626.115882][ T8432] do_syscall_64+0xfa/0x3b0
[ 626.115904][ T8432] ? lockdep_hardirqs_on+0x9c/0x150
[ 626.115946][ T8432] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 626.115970][ T8432] ? clear_bhb_loop+0x60/0xb0
[ 626.115997][ T8432] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 626.116019][ T8432] RIP: 0033:0x7f1c04661779
[ 626.116039][ T8432] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 626.116059][ T8432] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 626.116082][ T8432] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 626.116100][ T8432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 626.116113][ T8432] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 626.116129][ T8432] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 626.116145][ T8432] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 626.116180][ T8432]
executing program
[ 626.995491][ T8436] loop0: detected capacity change from 0 to 32768
[ 627.037245][ T8436] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 627.037268][ T8436] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 627.070110][ T8436] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 627.082960][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 627.082980][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 627.195451][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 112ms
[ 627.195707][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 627.196541][ T8436] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 627.233000][ T8436] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 627.233027][ T8436] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 627.233060][ T8436] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 627.233093][ T8436] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8436 [syz-executor191] iterate_dir+0x3a2/0x580
[ 627.233134][ T8436] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 627.233159][ T8436] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 627.233176][ T8436] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 627.233190][ T8436] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 627.233423][ T8436] gfs2: fsid=syz:syz.0: File system withdrawn
[ 627.233441][ T8436] CPU: 0 UID: 0 PID: 8436 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 627.233467][ T8436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 627.233481][ T8436] Call Trace:
[ 627.233490][ T8436]
[ 627.233501][ T8436] dump_stack_lvl+0x189/0x250
[ 627.233534][ T8436] ? kobject_uevent_env+0x36e/0x8c0
[ 627.233564][ T8436] ? __pfx_dump_stack_lvl+0x10/0x10
[ 627.233599][ T8436] ? __pfx__printk+0x10/0x10
[ 627.233624][ T8436] ? kobject_uevent_env+0x36e/0x8c0
[ 627.233663][ T8436] gfs2_withdraw+0xb30/0x1430
[ 627.233721][ T8436] ? __pfx_gfs2_withdraw+0x10/0x10
[ 627.233755][ T8436] ? __pfx__printk+0x10/0x10
[ 627.233787][ T8436] ? gfs2_consist_inode_i+0xf5/0x110
[ 627.233837][ T8436] gfs2_dirent_scan+0x545/0x690
[ 627.233869][ T8436] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 627.233904][ T8436] gfs2_dir_read+0x806/0x1780
[ 627.233941][ T8436] ? __pfx_inode_dio_wait+0x10/0x10
[ 627.233974][ T8436] ? rt_spin_unlock+0x65/0x80
[ 627.234003][ T8436] ? __pfx___might_resched+0x10/0x10
[ 627.234031][ T8436] ? __pfx_gfs2_dir_read+0x10/0x10
[ 627.234058][ T8436] ? gfs2_glock_nq+0x10c1/0x1910
[ 627.234102][ T8436] ? gfs2_glock_wait+0x212/0x2a0
[ 627.234136][ T8436] gfs2_readdir+0x14f/0x1b0
[ 627.234166][ T8436] ? __pfx_gfs2_readdir+0x10/0x10
[ 627.234197][ T8436] ? iterate_dir+0x3a2/0x580
[ 627.234236][ T8436] iterate_dir+0x3a2/0x580
[ 627.234269][ T8436] __se_sys_getdents+0xe4/0x250
[ 627.234300][ T8436] ? __pfx___se_sys_getdents+0x10/0x10
[ 627.234326][ T8436] ? __pfx_filldir+0x10/0x10
[ 627.234357][ T8436] ? rcu_is_watching+0x15/0xb0
[ 627.234398][ T8436] ? do_syscall_64+0xbe/0x3b0
[ 627.234426][ T8436] do_syscall_64+0xfa/0x3b0
[ 627.234446][ T8436] ? lockdep_hardirqs_on+0x9c/0x150
[ 627.234482][ T8436] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 627.234505][ T8436] ? clear_bhb_loop+0x60/0xb0
[ 627.234533][ T8436] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 627.234555][ T8436] RIP: 0033:0x7f1c04661779
[ 627.234575][ T8436] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 627.234595][ T8436] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
executing program
[ 627.234619][ T8436] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 627.234637][ T8436] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 627.234651][ T8436] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 627.234666][ T8436] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 627.234681][ T8436] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 627.234716][ T8436]
[ 627.967916][ T8440] loop0: detected capacity change from 0 to 32768
[ 627.993677][ T8440] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 627.993701][ T8440] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 628.011620][ T8440] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 628.019864][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 628.019888][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 628.162390][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 142ms
[ 628.163641][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 628.163753][ T8440] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 628.196781][ T8440] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 628.196799][ T8440] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 628.196823][ T8440] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 628.196850][ T8440] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8440 [syz-executor191] iterate_dir+0x3a2/0x580
[ 628.196893][ T8440] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 628.196918][ T8440] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 628.196936][ T8440] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 628.196951][ T8440] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 628.197176][ T8440] gfs2: fsid=syz:syz.0: File system withdrawn
[ 628.197195][ T8440] CPU: 1 UID: 0 PID: 8440 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 628.197219][ T8440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 628.197231][ T8440] Call Trace:
[ 628.197240][ T8440]
[ 628.197248][ T8440] dump_stack_lvl+0x189/0x250
[ 628.197281][ T8440] ? kobject_uevent_env+0x36e/0x8c0
[ 628.197311][ T8440] ? __pfx_dump_stack_lvl+0x10/0x10
[ 628.197344][ T8440] ? __pfx__printk+0x10/0x10
[ 628.197369][ T8440] ? kobject_uevent_env+0x36e/0x8c0
[ 628.197405][ T8440] gfs2_withdraw+0xb30/0x1430
[ 628.197453][ T8440] ? __pfx_gfs2_withdraw+0x10/0x10
[ 628.197486][ T8440] ? __pfx__printk+0x10/0x10
[ 628.197517][ T8440] ? gfs2_consist_inode_i+0xf5/0x110
[ 628.197551][ T8440] gfs2_dirent_scan+0x545/0x690
[ 628.197583][ T8440] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 628.197616][ T8440] gfs2_dir_read+0x806/0x1780
[ 628.197655][ T8440] ? __pfx_inode_dio_wait+0x10/0x10
[ 628.197682][ T8440] ? rt_spin_unlock+0x65/0x80
[ 628.197710][ T8440] ? __pfx___might_resched+0x10/0x10
[ 628.197749][ T8440] ? __pfx_gfs2_dir_read+0x10/0x10
[ 628.197779][ T8440] ? gfs2_glock_nq+0x10c1/0x1910
[ 628.197821][ T8440] ? gfs2_glock_wait+0x212/0x2a0
[ 628.197853][ T8440] gfs2_readdir+0x14f/0x1b0
[ 628.197883][ T8440] ? __pfx_gfs2_readdir+0x10/0x10
[ 628.197913][ T8440] ? iterate_dir+0x3a2/0x580
[ 628.197952][ T8440] iterate_dir+0x3a2/0x580
[ 628.197985][ T8440] __se_sys_getdents+0xe4/0x250
[ 628.198015][ T8440] ? __pfx___se_sys_getdents+0x10/0x10
[ 628.198041][ T8440] ? __pfx_filldir+0x10/0x10
[ 628.198080][ T8440] ? do_syscall_64+0xbe/0x3b0
[ 628.198107][ T8440] do_syscall_64+0xfa/0x3b0
[ 628.198132][ T8440] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 628.198153][ T8440] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 628.198294][ T8440] ? clear_bhb_loop+0x60/0xb0
[ 628.198323][ T8440] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 628.198340][ T8440] RIP: 0033:0x7f1c04661779
[ 628.198355][ T8440] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 628.198369][ T8440] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 628.198386][ T8440] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 628.198399][ T8440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 628.198408][ T8440] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 628.198419][ T8440] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 628.198430][ T8440] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 628.198454][ T8440]
executing program
[ 629.010693][ T8444] loop0: detected capacity change from 0 to 32768
[ 629.043992][ T8444] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 629.044015][ T8444] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 629.060732][ T8444] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 629.065884][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 629.065909][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 629.203668][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 137ms
[ 629.204136][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 629.204766][ T8444] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 629.238911][ T8444] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 629.238937][ T8444] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 629.239090][ T8444] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 629.239125][ T8444] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8444 [syz-executor191] iterate_dir+0x3a2/0x580
[ 629.239167][ T8444] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 629.239193][ T8444] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 629.239210][ T8444] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 629.239224][ T8444] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 629.241503][ T8444] gfs2: fsid=syz:syz.0: File system withdrawn
[ 629.241524][ T8444] CPU: 1 UID: 0 PID: 8444 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 629.241552][ T8444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 629.241567][ T8444] Call Trace:
[ 629.241576][ T8444]
[ 629.241586][ T8444] dump_stack_lvl+0x189/0x250
[ 629.241622][ T8444] ? kobject_uevent_env+0x36e/0x8c0
[ 629.241654][ T8444] ? __pfx_dump_stack_lvl+0x10/0x10
[ 629.241688][ T8444] ? __pfx__printk+0x10/0x10
[ 629.241713][ T8444] ? kobject_uevent_env+0x36e/0x8c0
[ 629.241751][ T8444] gfs2_withdraw+0xb30/0x1430
[ 629.241799][ T8444] ? __pfx_gfs2_withdraw+0x10/0x10
[ 629.241832][ T8444] ? __pfx__printk+0x10/0x10
[ 629.241865][ T8444] ? gfs2_consist_inode_i+0xf5/0x110
[ 629.241899][ T8444] gfs2_dirent_scan+0x545/0x690
[ 629.241932][ T8444] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 629.241966][ T8444] gfs2_dir_read+0x806/0x1780
[ 629.242007][ T8444] ? __pfx_inode_dio_wait+0x10/0x10
[ 629.242033][ T8444] ? rt_spin_unlock+0x65/0x80
[ 629.242061][ T8444] ? __pfx___might_resched+0x10/0x10
[ 629.242087][ T8444] ? __pfx_gfs2_dir_read+0x10/0x10
[ 629.242116][ T8444] ? gfs2_glock_nq+0x10c1/0x1910
[ 629.242160][ T8444] ? gfs2_glock_wait+0x212/0x2a0
[ 629.242195][ T8444] gfs2_readdir+0x14f/0x1b0
[ 629.242226][ T8444] ? __pfx_gfs2_readdir+0x10/0x10
[ 629.242258][ T8444] ? iterate_dir+0x3a2/0x580
[ 629.242297][ T8444] iterate_dir+0x3a2/0x580
[ 629.242330][ T8444] __se_sys_getdents+0xe4/0x250
[ 629.242360][ T8444] ? __pfx___se_sys_getdents+0x10/0x10
[ 629.242395][ T8444] ? __pfx_filldir+0x10/0x10
[ 629.242425][ T8444] ? rcu_is_watching+0x15/0xb0
[ 629.242466][ T8444] ? do_syscall_64+0xbe/0x3b0
[ 629.242493][ T8444] do_syscall_64+0xfa/0x3b0
[ 629.242515][ T8444] ? lockdep_hardirqs_on+0x9c/0x150
[ 629.242549][ T8444] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 629.242572][ T8444] ? clear_bhb_loop+0x60/0xb0
[ 629.242600][ T8444] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 629.242622][ T8444] RIP: 0033:0x7f1c04661779
[ 629.242643][ T8444] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 629.242663][ T8444] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 629.242686][ T8444] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 629.242704][ T8444] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 629.242718][ T8444] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 629.242733][ T8444] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 629.242749][ T8444] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 629.242784][ T8444]
executing program
[ 629.720552][ T1324] ieee802154 phy0 wpan0: encryption failed: -22
[ 629.720644][ T1324] ieee802154 phy1 wpan1: encryption failed: -22
[ 630.063142][ T8448] loop0: detected capacity change from 0 to 32768
[ 630.088829][ T8448] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 630.088852][ T8448] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 630.123261][ T8448] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 630.130887][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 630.130908][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 630.252691][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 121ms
[ 630.252944][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 630.253037][ T8448] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 630.260251][ T8448] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 630.260275][ T8448] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 630.260307][ T8448] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 630.260341][ T8448] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8448 [syz-executor191] iterate_dir+0x3a2/0x580
[ 630.260382][ T8448] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 630.260407][ T8448] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 630.260425][ T8448] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 630.260439][ T8448] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 630.260684][ T8448] gfs2: fsid=syz:syz.0: File system withdrawn
[ 630.260703][ T8448] CPU: 0 UID: 0 PID: 8448 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 630.260729][ T8448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 630.260743][ T8448] Call Trace:
[ 630.260753][ T8448]
[ 630.260764][ T8448] dump_stack_lvl+0x189/0x250
[ 630.260798][ T8448] ? kobject_uevent_env+0x36e/0x8c0
[ 630.260829][ T8448] ? __pfx_dump_stack_lvl+0x10/0x10
[ 630.260863][ T8448] ? __pfx__printk+0x10/0x10
[ 630.260888][ T8448] ? kobject_uevent_env+0x36e/0x8c0
[ 630.260926][ T8448] gfs2_withdraw+0xb30/0x1430
[ 630.260974][ T8448] ? __pfx_gfs2_withdraw+0x10/0x10
[ 630.261006][ T8448] ? __pfx__printk+0x10/0x10
[ 630.261038][ T8448] ? gfs2_consist_inode_i+0xf5/0x110
[ 630.261073][ T8448] gfs2_dirent_scan+0x545/0x690
[ 630.261105][ T8448] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 630.261139][ T8448] gfs2_dir_read+0x806/0x1780
[ 630.261177][ T8448] ? __pfx_inode_dio_wait+0x10/0x10
[ 630.261203][ T8448] ? rt_spin_unlock+0x65/0x80
[ 630.261231][ T8448] ? __pfx___might_resched+0x10/0x10
[ 630.261257][ T8448] ? __pfx_gfs2_dir_read+0x10/0x10
[ 630.261286][ T8448] ? gfs2_glock_nq+0x10c1/0x1910
[ 630.261331][ T8448] ? gfs2_glock_wait+0x212/0x2a0
[ 630.261366][ T8448] gfs2_readdir+0x14f/0x1b0
[ 630.261397][ T8448] ? __pfx_gfs2_readdir+0x10/0x10
[ 630.261429][ T8448] ? iterate_dir+0x3a2/0x580
[ 630.261467][ T8448] iterate_dir+0x3a2/0x580
[ 630.261500][ T8448] __se_sys_getdents+0xe4/0x250
[ 630.261531][ T8448] ? __pfx___se_sys_getdents+0x10/0x10
[ 630.261557][ T8448] ? __pfx_filldir+0x10/0x10
[ 630.261595][ T8448] ? rcu_is_watching+0x15/0xb0
[ 630.261635][ T8448] ? do_syscall_64+0xbe/0x3b0
[ 630.261662][ T8448] do_syscall_64+0xfa/0x3b0
[ 630.261684][ T8448] ? lockdep_hardirqs_on+0x9c/0x150
[ 630.261719][ T8448] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 630.261741][ T8448] ? clear_bhb_loop+0x60/0xb0
[ 630.261768][ T8448] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 630.261791][ T8448] RIP: 0033:0x7f1c04661779
[ 630.261812][ T8448] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 630.261830][ T8448] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 630.261854][ T8448] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 630.261872][ T8448] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 630.261886][ T8448] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 630.261901][ T8448] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 630.261916][ T8448] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 630.261952][ T8448]
executing program
[ 631.095713][ T8452] loop0: detected capacity change from 0 to 32768
[ 631.123631][ T8452] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 631.123654][ T8452] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 631.162957][ T8452] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 631.165878][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 631.165898][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 631.295843][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 129ms
[ 631.296149][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 631.297121][ T8452] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 631.327583][ T8452] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 631.327606][ T8452] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 631.327638][ T8452] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 631.327672][ T8452] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8452 [syz-executor191] iterate_dir+0x3a2/0x580
[ 631.327712][ T8452] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 631.327738][ T8452] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 631.327755][ T8452] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 631.327770][ T8452] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 631.328009][ T8452] gfs2: fsid=syz:syz.0: File system withdrawn
[ 631.328027][ T8452] CPU: 1 UID: 0 PID: 8452 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 631.328052][ T8452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 631.328066][ T8452] Call Trace:
[ 631.328076][ T8452]
[ 631.328087][ T8452] dump_stack_lvl+0x189/0x250
[ 631.328122][ T8452] ? kobject_uevent_env+0x36e/0x8c0
[ 631.328153][ T8452] ? __pfx_dump_stack_lvl+0x10/0x10
[ 631.328185][ T8452] ? __pfx__printk+0x10/0x10
[ 631.328211][ T8452] ? kobject_uevent_env+0x36e/0x8c0
[ 631.328252][ T8452] gfs2_withdraw+0xb30/0x1430
[ 631.328300][ T8452] ? __pfx_gfs2_withdraw+0x10/0x10
[ 631.328333][ T8452] ? __pfx__printk+0x10/0x10
[ 631.328366][ T8452] ? gfs2_consist_inode_i+0xf5/0x110
[ 631.328399][ T8452] gfs2_dirent_scan+0x545/0x690
[ 631.328439][ T8452] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 631.328473][ T8452] gfs2_dir_read+0x806/0x1780
[ 631.328511][ T8452] ? __pfx_inode_dio_wait+0x10/0x10
[ 631.328538][ T8452] ? rt_spin_unlock+0x65/0x80
[ 631.328567][ T8452] ? __pfx___might_resched+0x10/0x10
[ 631.328593][ T8452] ? __pfx_gfs2_dir_read+0x10/0x10
[ 631.328621][ T8452] ? gfs2_glock_nq+0x10c1/0x1910
[ 631.328666][ T8452] ? gfs2_glock_wait+0x212/0x2a0
[ 631.328700][ T8452] gfs2_readdir+0x14f/0x1b0
[ 631.328731][ T8452] ? __pfx_gfs2_readdir+0x10/0x10
[ 631.328763][ T8452] ? iterate_dir+0x3a2/0x580
[ 631.328802][ T8452] iterate_dir+0x3a2/0x580
[ 631.328835][ T8452] __se_sys_getdents+0xe4/0x250
[ 631.328866][ T8452] ? __pfx___se_sys_getdents+0x10/0x10
[ 631.328892][ T8452] ? __pfx_filldir+0x10/0x10
[ 631.328923][ T8452] ? rcu_is_watching+0x15/0xb0
[ 631.328964][ T8452] ? do_syscall_64+0xbe/0x3b0
[ 631.328991][ T8452] do_syscall_64+0xfa/0x3b0
[ 631.329013][ T8452] ? lockdep_hardirqs_on+0x9c/0x150
[ 631.329047][ T8452] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 631.329070][ T8452] ? clear_bhb_loop+0x60/0xb0
[ 631.329098][ T8452] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 631.329120][ T8452] RIP: 0033:0x7f1c04661779
[ 631.329141][ T8452] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 631.329160][ T8452] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 631.329184][ T8452] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 631.329202][ T8452] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 631.329216][ T8452] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 631.329231][ T8452] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 631.329245][ T8452] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 631.329280][ T8452]
executing program
[ 632.133907][ T8456] loop0: detected capacity change from 0 to 32768
[ 632.145100][ T8456] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 632.145135][ T8456] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 632.175952][ T8456] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 632.178890][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 632.178911][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 632.290497][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 111ms
[ 632.290817][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 632.291131][ T8456] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 632.310007][ T8456] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 632.310035][ T8456] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 632.310071][ T8456] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 632.310110][ T8456] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8456 [syz-executor191] iterate_dir+0x3a2/0x580
[ 632.310156][ T8456] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 632.310184][ T8456] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 632.310204][ T8456] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 632.310220][ T8456] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 632.310618][ T8456] gfs2: fsid=syz:syz.0: File system withdrawn
[ 632.310638][ T8456] CPU: 0 UID: 0 PID: 8456 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 632.310669][ T8456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 632.310685][ T8456] Call Trace:
[ 632.310696][ T8456]
[ 632.310707][ T8456] dump_stack_lvl+0x189/0x250
[ 632.310749][ T8456] ? kobject_uevent_env+0x36e/0x8c0
[ 632.310783][ T8456] ? __pfx_dump_stack_lvl+0x10/0x10
[ 632.310822][ T8456] ? __pfx__printk+0x10/0x10
[ 632.310848][ T8456] ? kobject_uevent_env+0x36e/0x8c0
[ 632.310891][ T8456] gfs2_withdraw+0xb30/0x1430
[ 632.310944][ T8456] ? __pfx_gfs2_withdraw+0x10/0x10
[ 632.310980][ T8456] ? __pfx__printk+0x10/0x10
[ 632.311014][ T8456] ? gfs2_consist_inode_i+0xf5/0x110
[ 632.311051][ T8456] gfs2_dirent_scan+0x545/0x690
[ 632.311087][ T8456] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 632.311116][ T8456] gfs2_dir_read+0x806/0x1780
[ 632.311147][ T8456] ? __pfx_inode_dio_wait+0x10/0x10
[ 632.311168][ T8456] ? rt_spin_unlock+0x65/0x80
executing program
[ 632.311191][ T8456] ? __pfx___might_resched+0x10/0x10
[ 632.311214][ T8456] ? __pfx_gfs2_dir_read+0x10/0x10
[ 632.311246][ T8456] ? gfs2_glock_nq+0x10c1/0x1910
[ 632.311296][ T8456] ? gfs2_glock_wait+0x212/0x2a0
[ 632.311333][ T8456] gfs2_readdir+0x14f/0x1b0
[ 632.311378][ T8456] ? __pfx_gfs2_readdir+0x10/0x10
[ 632.311412][ T8456] ? iterate_dir+0x3a2/0x580
[ 632.311455][ T8456] iterate_dir+0x3a2/0x580
[ 632.311491][ T8456] __se_sys_getdents+0xe4/0x250
[ 632.311525][ T8456] ? __pfx___se_sys_getdents+0x10/0x10
[ 632.311554][ T8456] ? __pfx_filldir+0x10/0x10
[ 632.311588][ T8456] ? rcu_is_watching+0x15/0xb0
[ 632.311637][ T8456] ? do_syscall_64+0xbe/0x3b0
[ 632.311667][ T8456] do_syscall_64+0xfa/0x3b0
[ 632.311691][ T8456] ? lockdep_hardirqs_on+0x9c/0x150
[ 632.311728][ T8456] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 632.311754][ T8456] ? clear_bhb_loop+0x60/0xb0
[ 632.311785][ T8456] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 632.311809][ T8456] RIP: 0033:0x7f1c04661779
[ 632.311832][ T8456] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 632.311852][ T8456] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 632.311879][ T8456] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 632.311898][ T8456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 632.311914][ T8456] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 632.311931][ T8456] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 632.311948][ T8456] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 632.311984][ T8456]
[ 633.053158][ T8460] loop0: detected capacity change from 0 to 32768
[ 633.080288][ T8460] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 633.080311][ T8460] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 633.115357][ T8460] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 1ms
[ 633.118387][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 633.118408][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 633.253324][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 134ms
[ 633.257590][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 633.257656][ T8460] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 633.267004][ T8460] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 633.267049][ T8460] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 633.267075][ T8460] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 633.267102][ T8460] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8460 [syz-executor191] iterate_dir+0x3a2/0x580
[ 633.267144][ T8460] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 633.267172][ T8460] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 633.267192][ T8460] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 633.267208][ T8460] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 633.267542][ T8460] gfs2: fsid=syz:syz.0: File system withdrawn
[ 633.267583][ T8460] CPU: 0 UID: 0 PID: 8460 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 633.267614][ T8460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 633.267628][ T8460] Call Trace:
[ 633.267640][ T8460]
[ 633.267651][ T8460] dump_stack_lvl+0x189/0x250
[ 633.267690][ T8460] ? kobject_uevent_env+0x36e/0x8c0
[ 633.267725][ T8460] ? __pfx_dump_stack_lvl+0x10/0x10
[ 633.267762][ T8460] ? __pfx__printk+0x10/0x10
[ 633.267790][ T8460] ? kobject_uevent_env+0x36e/0x8c0
[ 633.267833][ T8460] gfs2_withdraw+0xb30/0x1430
[ 633.267892][ T8460] ? __pfx_gfs2_withdraw+0x10/0x10
[ 633.267926][ T8460] ? __pfx__printk+0x10/0x10
[ 633.267958][ T8460] ? gfs2_consist_inode_i+0xf5/0x110
[ 633.267992][ T8460] gfs2_dirent_scan+0x545/0x690
[ 633.268025][ T8460] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 633.268061][ T8460] gfs2_dir_read+0x806/0x1780
[ 633.268105][ T8460] ? __pfx_inode_dio_wait+0x10/0x10
[ 633.268134][ T8460] ? rt_spin_unlock+0x65/0x80
[ 633.268166][ T8460] ? __pfx___might_resched+0x10/0x10
[ 633.268196][ T8460] ? __pfx_gfs2_dir_read+0x10/0x10
[ 633.268228][ T8460] ? gfs2_glock_nq+0x10c1/0x1910
[ 633.268287][ T8460] ? gfs2_glock_wait+0x212/0x2a0
[ 633.268327][ T8460] gfs2_readdir+0x14f/0x1b0
[ 633.268363][ T8460] ? __pfx_gfs2_readdir+0x10/0x10
[ 633.268398][ T8460] ? iterate_dir+0x3a2/0x580
[ 633.268440][ T8460] iterate_dir+0x3a2/0x580
[ 633.268477][ T8460] __se_sys_getdents+0xe4/0x250
[ 633.268511][ T8460] ? __pfx___se_sys_getdents+0x10/0x10
[ 633.268541][ T8460] ? __pfx_filldir+0x10/0x10
[ 633.268574][ T8460] ? rcu_is_watching+0x15/0xb0
[ 633.268619][ T8460] ? do_syscall_64+0xbe/0x3b0
[ 633.268650][ T8460] do_syscall_64+0xfa/0x3b0
[ 633.268673][ T8460] ? lockdep_hardirqs_on+0x9c/0x150
[ 633.268711][ T8460] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 633.268737][ T8460] ? clear_bhb_loop+0x60/0xb0
[ 633.268768][ T8460] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 633.268793][ T8460] RIP: 0033:0x7f1c04661779
[ 633.268815][ T8460] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 633.268835][ T8460] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 633.268863][ T8460] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 633.268883][ T8460] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 633.268898][ T8460] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 633.268915][ T8460] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 633.268932][ T8460] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 633.268971][ T8460]
executing program
[ 634.044306][ T8464] loop0: detected capacity change from 0 to 32768
[ 634.054815][ T8464] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 634.054841][ T8464] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 634.082414][ T8464] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 634.085353][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 634.085373][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 634.187859][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 102ms
[ 634.188199][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 634.189855][ T8464] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 634.215606][ T8464] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 634.215629][ T8464] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 634.215661][ T8464] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 634.215695][ T8464] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8464 [syz-executor191] iterate_dir+0x3a2/0x580
[ 634.215736][ T8464] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 634.215761][ T8464] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 634.215780][ T8464] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 634.215794][ T8464] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 634.216118][ T8464] gfs2: fsid=syz:syz.0: File system withdrawn
[ 634.216137][ T8464] CPU: 0 UID: 0 PID: 8464 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 634.216162][ T8464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 634.216177][ T8464] Call Trace:
[ 634.216187][ T8464]
[ 634.216197][ T8464] dump_stack_lvl+0x189/0x250
[ 634.216232][ T8464] ? kobject_uevent_env+0x36e/0x8c0
[ 634.216262][ T8464] ? __pfx_dump_stack_lvl+0x10/0x10
[ 634.216296][ T8464] ? __pfx__printk+0x10/0x10
[ 634.216321][ T8464] ? kobject_uevent_env+0x36e/0x8c0
[ 634.216358][ T8464] gfs2_withdraw+0xb30/0x1430
[ 634.216406][ T8464] ? __pfx_gfs2_withdraw+0x10/0x10
[ 634.216438][ T8464] ? __pfx__printk+0x10/0x10
[ 634.216470][ T8464] ? gfs2_consist_inode_i+0xf5/0x110
[ 634.216504][ T8464] gfs2_dirent_scan+0x545/0x690
[ 634.216537][ T8464] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 634.216571][ T8464] gfs2_dir_read+0x806/0x1780
[ 634.216611][ T8464] ? __pfx_inode_dio_wait+0x10/0x10
[ 634.216637][ T8464] ? rt_spin_unlock+0x65/0x80
[ 634.216666][ T8464] ? __pfx___might_resched+0x10/0x10
[ 634.216692][ T8464] ? __pfx_gfs2_dir_read+0x10/0x10
[ 634.216720][ T8464] ? gfs2_glock_nq+0x10c1/0x1910
[ 634.216765][ T8464] ? gfs2_glock_wait+0x212/0x2a0
[ 634.216800][ T8464] gfs2_readdir+0x14f/0x1b0
[ 634.216831][ T8464] ? __pfx_gfs2_readdir+0x10/0x10
[ 634.216862][ T8464] ? iterate_dir+0x3a2/0x580
[ 634.216902][ T8464] iterate_dir+0x3a2/0x580
[ 634.216935][ T8464] __se_sys_getdents+0xe4/0x250
[ 634.216974][ T8464] ? __pfx___se_sys_getdents+0x10/0x10
[ 634.217001][ T8464] ? __pfx_filldir+0x10/0x10
[ 634.217032][ T8464] ? rcu_is_watching+0x15/0xb0
[ 634.217072][ T8464] ? do_syscall_64+0xbe/0x3b0
[ 634.217099][ T8464] do_syscall_64+0xfa/0x3b0
[ 634.217120][ T8464] ? lockdep_hardirqs_on+0x9c/0x150
[ 634.217155][ T8464] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 634.217177][ T8464] ? clear_bhb_loop+0x60/0xb0
[ 634.217205][ T8464] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 634.217227][ T8464] RIP: 0033:0x7f1c04661779
[ 634.217247][ T8464] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 634.217267][ T8464] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 634.217291][ T8464] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 634.217308][ T8464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 634.217320][ T8464] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 634.217334][ T8464] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 634.217349][ T8464] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 634.217382][ T8464]
executing program
[ 635.066865][ T8468] loop0: detected capacity change from 0 to 32768
[ 635.082901][ T8468] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 635.082923][ T8468] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 635.097672][ T8468] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 635.100368][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 635.100390][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 635.221527][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 121ms
[ 635.221833][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 635.225396][ T8468] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 635.248950][ T8468] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 635.248974][ T8468] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 635.249006][ T8468] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 635.249041][ T8468] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8468 [syz-executor191] iterate_dir+0x3a2/0x580
[ 635.249082][ T8468] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 635.249108][ T8468] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 635.249125][ T8468] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 635.249139][ T8468] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 635.249350][ T8468] gfs2: fsid=syz:syz.0: File system withdrawn
[ 635.249369][ T8468] CPU: 0 UID: 0 PID: 8468 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 635.249396][ T8468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 635.249410][ T8468] Call Trace:
[ 635.249418][ T8468]
[ 635.249428][ T8468] dump_stack_lvl+0x189/0x250
[ 635.249463][ T8468] ? kobject_uevent_env+0x36e/0x8c0
[ 635.249494][ T8468] ? __pfx_dump_stack_lvl+0x10/0x10
[ 635.249533][ T8468] ? __pfx__printk+0x10/0x10
[ 635.249559][ T8468] ? kobject_uevent_env+0x36e/0x8c0
[ 635.249597][ T8468] gfs2_withdraw+0xb30/0x1430
[ 635.249646][ T8468] ? __pfx_gfs2_withdraw+0x10/0x10
[ 635.249679][ T8468] ? __pfx__printk+0x10/0x10
[ 635.249711][ T8468] ? gfs2_consist_inode_i+0xf5/0x110
[ 635.249745][ T8468] gfs2_dirent_scan+0x545/0x690
[ 635.249779][ T8468] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 635.249813][ T8468] gfs2_dir_read+0x806/0x1780
[ 635.249851][ T8468] ? __pfx_inode_dio_wait+0x10/0x10
[ 635.249877][ T8468] ? rt_spin_unlock+0x65/0x80
[ 635.249905][ T8468] ? __pfx___might_resched+0x10/0x10
[ 635.249940][ T8468] ? __pfx_gfs2_dir_read+0x10/0x10
[ 635.249969][ T8468] ? gfs2_glock_nq+0x10c1/0x1910
[ 635.250014][ T8468] ? gfs2_glock_wait+0x212/0x2a0
[ 635.250048][ T8468] gfs2_readdir+0x14f/0x1b0
[ 635.250079][ T8468] ? __pfx_gfs2_readdir+0x10/0x10
[ 635.250111][ T8468] ? iterate_dir+0x3a2/0x580
[ 635.250150][ T8468] iterate_dir+0x3a2/0x580
[ 635.250183][ T8468] __se_sys_getdents+0xe4/0x250
[ 635.250214][ T8468] ? __pfx___se_sys_getdents+0x10/0x10
[ 635.250240][ T8468] ? __pfx_filldir+0x10/0x10
[ 635.250271][ T8468] ? rcu_is_watching+0x15/0xb0
[ 635.250312][ T8468] ? do_syscall_64+0xbe/0x3b0
[ 635.250345][ T8468] do_syscall_64+0xfa/0x3b0
[ 635.250366][ T8468] ? lockdep_hardirqs_on+0x9c/0x150
[ 635.250401][ T8468] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 635.250424][ T8468] ? clear_bhb_loop+0x60/0xb0
[ 635.250452][ T8468] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 635.250475][ T8468] RIP: 0033:0x7f1c04661779
[ 635.250495][ T8468] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 635.250514][ T8468] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 635.250539][ T8468] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 635.250557][ T8468] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 635.250570][ T8468] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 635.250586][ T8468] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 635.250602][ T8468] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 635.250637][ T8468]
executing program
[ 636.047209][ T8472] loop0: detected capacity change from 0 to 32768
[ 636.070206][ T8472] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 636.070229][ T8472] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 636.099742][ T8472] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 636.105865][ T5879] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 636.105887][ T5879] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 636.218125][ T5879] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 112ms
[ 636.218337][ T5879] gfs2: fsid=syz:syz.0: jid=0: Done
[ 636.218460][ T8472] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 636.231535][ T8472] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 636.231562][ T8472] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 636.231598][ T8472] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 636.231636][ T8472] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8472 [syz-executor191] iterate_dir+0x3a2/0x580
[ 636.231683][ T8472] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 636.231713][ T8472] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 636.231730][ T8472] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 636.231746][ T8472] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 636.239449][ T8472] gfs2: fsid=syz:syz.0: File system withdrawn
[ 636.239477][ T8472] CPU: 1 UID: 0 PID: 8472 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 636.239510][ T8472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 636.239527][ T8472] Call Trace:
[ 636.239537][ T8472]
[ 636.239548][ T8472] dump_stack_lvl+0x189/0x250
[ 636.239591][ T8472] ? kobject_uevent_env+0x36e/0x8c0
[ 636.239626][ T8472] ? __pfx_dump_stack_lvl+0x10/0x10
[ 636.239663][ T8472] ? __pfx__printk+0x10/0x10
[ 636.239691][ T8472] ? kobject_uevent_env+0x36e/0x8c0
[ 636.239735][ T8472] gfs2_withdraw+0xb30/0x1430
[ 636.239787][ T8472] ? __pfx_gfs2_withdraw+0x10/0x10
[ 636.239824][ T8472] ? __pfx__printk+0x10/0x10
[ 636.239859][ T8472] ? gfs2_consist_inode_i+0xf5/0x110
[ 636.239897][ T8472] gfs2_dirent_scan+0x545/0x690
[ 636.239933][ T8472] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 636.239971][ T8472] gfs2_dir_read+0x806/0x1780
[ 636.240024][ T8472] ? __pfx_inode_dio_wait+0x10/0x10
[ 636.240053][ T8472] ? rt_spin_unlock+0x65/0x80
[ 636.240086][ T8472] ? __pfx___might_resched+0x10/0x10
[ 636.240115][ T8472] ? __pfx_gfs2_dir_read+0x10/0x10
[ 636.240146][ T8472] ? gfs2_glock_nq+0x10c1/0x1910
[ 636.240196][ T8472] ? gfs2_glock_wait+0x212/0x2a0
[ 636.240234][ T8472] gfs2_readdir+0x14f/0x1b0
[ 636.240269][ T8472] ? __pfx_gfs2_readdir+0x10/0x10
[ 636.240315][ T8472] ? iterate_dir+0x3a2/0x580
[ 636.240364][ T8472] iterate_dir+0x3a2/0x580
[ 636.240401][ T8472] __se_sys_getdents+0xe4/0x250
[ 636.240433][ T8472] ? __pfx___se_sys_getdents+0x10/0x10
[ 636.240463][ T8472] ? __pfx_filldir+0x10/0x10
[ 636.240498][ T8472] ? rcu_is_watching+0x15/0xb0
[ 636.240546][ T8472] ? do_syscall_64+0xbe/0x3b0
[ 636.240576][ T8472] do_syscall_64+0xfa/0x3b0
[ 636.240600][ T8472] ? lockdep_hardirqs_on+0x9c/0x150
[ 636.240637][ T8472] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 636.240663][ T8472] ? clear_bhb_loop+0x60/0xb0
[ 636.240693][ T8472] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 636.240718][ T8472] RIP: 0033:0x7f1c04661779
[ 636.240742][ T8472] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 636.240761][ T8472] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 636.240788][ T8472] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 636.240808][ T8472] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 636.240824][ T8472] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 636.240841][ T8472] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 636.240858][ T8472] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 636.240896][ T8472]
executing program
[ 637.003992][ T8476] loop0: detected capacity change from 0 to 32768
[ 637.023671][ T8476] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 637.023695][ T8476] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 637.040236][ T8476] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 637.044554][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 637.044577][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 637.168341][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 123ms
[ 637.168666][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 637.169621][ T8476] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 637.195128][ T8476] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 637.195153][ T8476] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 637.195185][ T8476] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 637.195219][ T8476] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8476 [syz-executor191] iterate_dir+0x3a2/0x580
[ 637.195260][ T8476] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 637.195285][ T8476] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 637.195303][ T8476] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 637.195317][ T8476] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 637.195540][ T8476] gfs2: fsid=syz:syz.0: File system withdrawn
[ 637.195558][ T8476] CPU: 1 UID: 0 PID: 8476 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 637.195585][ T8476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 637.195599][ T8476] Call Trace:
[ 637.195609][ T8476]
[ 637.195619][ T8476] dump_stack_lvl+0x189/0x250
[ 637.195668][ T8476] ? kobject_uevent_env+0x36e/0x8c0
[ 637.195707][ T8476] ? __pfx_dump_stack_lvl+0x10/0x10
[ 637.195741][ T8476] ? __pfx__printk+0x10/0x10
[ 637.195767][ T8476] ? kobject_uevent_env+0x36e/0x8c0
[ 637.195805][ T8476] gfs2_withdraw+0xb30/0x1430
[ 637.195852][ T8476] ? __pfx_gfs2_withdraw+0x10/0x10
[ 637.195885][ T8476] ? __pfx__printk+0x10/0x10
[ 637.195917][ T8476] ? gfs2_consist_inode_i+0xf5/0x110
[ 637.195951][ T8476] gfs2_dirent_scan+0x545/0x690
[ 637.195985][ T8476] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 637.196019][ T8476] gfs2_dir_read+0x806/0x1780
[ 637.196058][ T8476] ? __pfx_inode_dio_wait+0x10/0x10
[ 637.196084][ T8476] ? rt_spin_unlock+0x65/0x80
[ 637.196113][ T8476] ? __pfx___might_resched+0x10/0x10
[ 637.196141][ T8476] ? __pfx_gfs2_dir_read+0x10/0x10
[ 637.196169][ T8476] ? gfs2_glock_nq+0x10c1/0x1910
[ 637.196214][ T8476] ? gfs2_glock_wait+0x212/0x2a0
[ 637.196248][ T8476] gfs2_readdir+0x14f/0x1b0
[ 637.196279][ T8476] ? __pfx_gfs2_readdir+0x10/0x10
[ 637.196311][ T8476] ? iterate_dir+0x3a2/0x580
[ 637.196350][ T8476] iterate_dir+0x3a2/0x580
[ 637.196383][ T8476] __se_sys_getdents+0xe4/0x250
[ 637.196414][ T8476] ? __pfx___se_sys_getdents+0x10/0x10
[ 637.196440][ T8476] ? __pfx_filldir+0x10/0x10
[ 637.196470][ T8476] ? rcu_is_watching+0x15/0xb0
[ 637.196510][ T8476] ? do_syscall_64+0xbe/0x3b0
[ 637.196537][ T8476] do_syscall_64+0xfa/0x3b0
[ 637.196559][ T8476] ? lockdep_hardirqs_on+0x9c/0x150
[ 637.196593][ T8476] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 637.196616][ T8476] ? clear_bhb_loop+0x60/0xb0
[ 637.196644][ T8476] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 637.196666][ T8476] RIP: 0033:0x7f1c04661779
[ 637.196686][ T8476] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 637.196713][ T8476] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 637.196737][ T8476] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 637.196754][ T8476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 637.196768][ T8476] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 637.196784][ T8476] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 637.196800][ T8476] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 637.196836][ T8476]
executing program
[ 638.008915][ T8480] loop0: detected capacity change from 0 to 32768
[ 638.024876][ T8480] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 638.024900][ T8480] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 638.055025][ T8480] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 638.060027][ T6074] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 638.060048][ T6074] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 638.177612][ T6074] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 117ms
[ 638.177883][ T6074] gfs2: fsid=syz:syz.0: jid=0: Done
[ 638.178000][ T8480] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 638.214441][ T8480] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 638.214465][ T8480] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 638.214499][ T8480] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 638.214533][ T8480] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8480 [syz-executor191] iterate_dir+0x3a2/0x580
[ 638.214576][ T8480] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 638.214611][ T8480] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 638.214628][ T8480] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 638.214642][ T8480] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 638.215680][ T8480] gfs2: fsid=syz:syz.0: File system withdrawn
[ 638.215700][ T8480] CPU: 1 UID: 0 PID: 8480 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 638.215727][ T8480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 638.215741][ T8480] Call Trace:
[ 638.215750][ T8480]
[ 638.215759][ T8480] dump_stack_lvl+0x189/0x250
[ 638.215794][ T8480] ? kobject_uevent_env+0x36e/0x8c0
[ 638.215825][ T8480] ? __pfx_dump_stack_lvl+0x10/0x10
[ 638.215859][ T8480] ? __pfx__printk+0x10/0x10
[ 638.215885][ T8480] ? kobject_uevent_env+0x36e/0x8c0
[ 638.215923][ T8480] gfs2_withdraw+0xb30/0x1430
[ 638.215971][ T8480] ? __pfx_gfs2_withdraw+0x10/0x10
[ 638.216004][ T8480] ? __pfx__printk+0x10/0x10
[ 638.216036][ T8480] ? gfs2_consist_inode_i+0xf5/0x110
[ 638.216074][ T8480] gfs2_dirent_scan+0x545/0x690
[ 638.216107][ T8480] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 638.216141][ T8480] gfs2_dir_read+0x806/0x1780
[ 638.216180][ T8480] ? __pfx_inode_dio_wait+0x10/0x10
[ 638.216206][ T8480] ? rt_spin_unlock+0x65/0x80
[ 638.216235][ T8480] ? __pfx___might_resched+0x10/0x10
[ 638.216261][ T8480] ? __pfx_gfs2_dir_read+0x10/0x10
[ 638.216289][ T8480] ? gfs2_glock_nq+0x10c1/0x1910
[ 638.216334][ T8480] ? gfs2_glock_wait+0x212/0x2a0
[ 638.216368][ T8480] gfs2_readdir+0x14f/0x1b0
[ 638.216398][ T8480] ? __pfx_gfs2_readdir+0x10/0x10
[ 638.216430][ T8480] ? iterate_dir+0x3a2/0x580
[ 638.216469][ T8480] iterate_dir+0x3a2/0x580
[ 638.216501][ T8480] __se_sys_getdents+0xe4/0x250
[ 638.216531][ T8480] ? __pfx___se_sys_getdents+0x10/0x10
[ 638.216557][ T8480] ? __pfx_filldir+0x10/0x10
[ 638.216593][ T8480] ? rcu_is_watching+0x15/0xb0
[ 638.216634][ T8480] ? do_syscall_64+0xbe/0x3b0
[ 638.216661][ T8480] do_syscall_64+0xfa/0x3b0
[ 638.216682][ T8480] ? lockdep_hardirqs_on+0x9c/0x150
[ 638.216716][ T8480] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 638.216739][ T8480] ? clear_bhb_loop+0x60/0xb0
[ 638.216766][ T8480] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 638.216788][ T8480] RIP: 0033:0x7f1c04661779
[ 638.216808][ T8480] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 638.216828][ T8480] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 638.216851][ T8480] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 638.216868][ T8480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 638.216882][ T8480] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 638.216898][ T8480] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 638.216914][ T8480] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 638.216949][ T8480]
executing program
[ 639.074452][ T8484] loop0: detected capacity change from 0 to 32768
[ 639.093095][ T8484] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 639.093118][ T8484] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 639.112295][ T8484] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 639.115139][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 639.115161][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 639.224261][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 109ms
[ 639.224493][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 639.224587][ T8484] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 639.255965][ T8484] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 639.255983][ T8484] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 639.256006][ T8484] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 639.256030][ T8484] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8484 [syz-executor191] iterate_dir+0x3a2/0x580
[ 639.256059][ T8484] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 639.256077][ T8484] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 639.256089][ T8484] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 639.256098][ T8484] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 639.256293][ T8484] gfs2: fsid=syz:syz.0: File system withdrawn
[ 639.256310][ T8484] CPU: 0 UID: 0 PID: 8484 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 639.256336][ T8484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 639.256349][ T8484] Call Trace:
[ 639.256357][ T8484]
[ 639.256366][ T8484] dump_stack_lvl+0x189/0x250
[ 639.256398][ T8484] ? kobject_uevent_env+0x36e/0x8c0
[ 639.256429][ T8484] ? __pfx_dump_stack_lvl+0x10/0x10
[ 639.256462][ T8484] ? __pfx__printk+0x10/0x10
[ 639.256495][ T8484] ? kobject_uevent_env+0x36e/0x8c0
[ 639.256532][ T8484] gfs2_withdraw+0xb30/0x1430
[ 639.256578][ T8484] ? __pfx_gfs2_withdraw+0x10/0x10
[ 639.256611][ T8484] ? __pfx__printk+0x10/0x10
[ 639.256642][ T8484] ? gfs2_consist_inode_i+0xf5/0x110
[ 639.256677][ T8484] gfs2_dirent_scan+0x545/0x690
[ 639.256710][ T8484] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 639.256743][ T8484] gfs2_dir_read+0x806/0x1780
[ 639.256781][ T8484] ? __pfx_inode_dio_wait+0x10/0x10
[ 639.256808][ T8484] ? rt_spin_unlock+0x65/0x80
[ 639.256837][ T8484] ? __pfx___might_resched+0x10/0x10
[ 639.256863][ T8484] ? __pfx_gfs2_dir_read+0x10/0x10
[ 639.256890][ T8484] ? gfs2_glock_nq+0x10c1/0x1910
[ 639.256934][ T8484] ? gfs2_glock_wait+0x212/0x2a0
[ 639.256967][ T8484] gfs2_readdir+0x14f/0x1b0
[ 639.256997][ T8484] ? __pfx_gfs2_readdir+0x10/0x10
[ 639.257028][ T8484] ? iterate_dir+0x3a2/0x580
[ 639.257065][ T8484] iterate_dir+0x3a2/0x580
[ 639.257096][ T8484] __se_sys_getdents+0xe4/0x250
[ 639.257127][ T8484] ? __pfx___se_sys_getdents+0x10/0x10
[ 639.257153][ T8484] ? __pfx_filldir+0x10/0x10
[ 639.257190][ T8484] ? do_syscall_64+0xbe/0x3b0
[ 639.257215][ T8484] do_syscall_64+0xfa/0x3b0
[ 639.257235][ T8484] ? lockdep_hardirqs_on+0x9c/0x150
[ 639.257270][ T8484] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 639.257292][ T8484] ? clear_bhb_loop+0x60/0xb0
[ 639.257319][ T8484] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 639.257341][ T8484] RIP: 0033:0x7f1c04661779
[ 639.257360][ T8484] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 639.257379][ T8484] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 639.257403][ T8484] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 639.257420][ T8484] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 639.257434][ T8484] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 639.257450][ T8484] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 639.257465][ T8484] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 639.257508][ T8484]
executing program
[ 640.081855][ T8488] loop0: detected capacity change from 0 to 32768
[ 640.134491][ T8488] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 640.134514][ T8488] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 640.171892][ T8488] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 640.184577][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 640.184600][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 640.318957][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 134ms
[ 640.319277][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 640.319839][ T8488] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 640.358692][ T8488] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 640.358717][ T8488] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 640.358749][ T8488] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 640.358783][ T8488] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8488 [syz-executor191] iterate_dir+0x3a2/0x580
[ 640.358822][ T8488] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 640.358847][ T8488] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 640.358865][ T8488] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 640.358879][ T8488] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 640.360487][ T8488] gfs2: fsid=syz:syz.0: File system withdrawn
[ 640.360510][ T8488] CPU: 0 UID: 0 PID: 8488 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 640.360536][ T8488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 640.360550][ T8488] Call Trace:
[ 640.360559][ T8488]
[ 640.360570][ T8488] dump_stack_lvl+0x189/0x250
[ 640.360606][ T8488] ? kobject_uevent_env+0x36e/0x8c0
[ 640.360637][ T8488] ? __pfx_dump_stack_lvl+0x10/0x10
[ 640.360678][ T8488] ? __pfx__printk+0x10/0x10
[ 640.360703][ T8488] ? kobject_uevent_env+0x36e/0x8c0
[ 640.360741][ T8488] gfs2_withdraw+0xb30/0x1430
[ 640.360788][ T8488] ? __pfx_gfs2_withdraw+0x10/0x10
[ 640.360820][ T8488] ? __pfx__printk+0x10/0x10
[ 640.360852][ T8488] ? gfs2_consist_inode_i+0xf5/0x110
[ 640.360886][ T8488] gfs2_dirent_scan+0x545/0x690
[ 640.360917][ T8488] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 640.360951][ T8488] gfs2_dir_read+0x806/0x1780
[ 640.360989][ T8488] ? __pfx_inode_dio_wait+0x10/0x10
[ 640.361015][ T8488] ? rt_spin_unlock+0x65/0x80
[ 640.361044][ T8488] ? __pfx___might_resched+0x10/0x10
[ 640.361070][ T8488] ? __pfx_gfs2_dir_read+0x10/0x10
[ 640.361099][ T8488] ? gfs2_glock_nq+0x10c1/0x1910
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 640.361143][ T8488] ? gfs2_glock_wait+0x212/0x2a0
[ 640.361177][ T8488] gfs2_readdir+0x14f/0x1b0
[ 640.361207][ T8488] ? __pfx_gfs2_readdir+0x10/0x10
[ 640.361238][ T8488] ? iterate_dir+0x3a2/0x580
[ 640.361276][ T8488] iterate_dir+0x3a2/0x580
[ 640.361309][ T8488] __se_sys_getdents+0xe4/0x250
[ 640.361340][ T8488] ? __pfx___se_sys_getdents+0x10/0x10
[ 640.361366][ T8488] ? __pfx_filldir+0x10/0x10
[ 640.361396][ T8488] ? rcu_is_watching+0x15/0xb0
[ 640.361442][ T8488] ? do_syscall_64+0xbe/0x3b0
[ 640.361483][ T8488] do_syscall_64+0xfa/0x3b0
[ 640.361504][ T8488] ? lockdep_hardirqs_on+0x9c/0x150
[ 640.361539][ T8488] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 640.361561][ T8488] ? clear_bhb_loop+0x60/0xb0
[ 640.361589][ T8488] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 640.361612][ T8488] RIP: 0033:0x7f1c04661779
[ 640.361631][ T8488] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 640.361699][ T8488] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 640.361720][ T8488] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 640.361732][ T8488] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 640.361742][ T8488] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 640.361754][ T8488] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 640.361774][ T8488] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 640.361811][ T8488]
executing program
[ 641.197811][ T8493] loop0: detected capacity change from 0 to 32768
[ 641.223501][ T8493] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 641.223524][ T8493] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 641.249813][ T8493] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 641.260486][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 641.260507][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 641.406588][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 146ms
[ 641.407836][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 641.407891][ T8493] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 641.431156][ T8493] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 641.431184][ T8493] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 641.431221][ T8493] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 641.431258][ T8493] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8493 [syz-executor191] iterate_dir+0x3a2/0x580
[ 641.431317][ T8493] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 641.431345][ T8493] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 641.431365][ T8493] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 641.431381][ T8493] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 641.436651][ T8493] gfs2: fsid=syz:syz.0: File system withdrawn
[ 641.436681][ T8493] CPU: 1 UID: 0 PID: 8493 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 641.436714][ T8493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 641.436728][ T8493] Call Trace:
[ 641.436739][ T8493]
[ 641.436751][ T8493] dump_stack_lvl+0x189/0x250
[ 641.436792][ T8493] ? kobject_uevent_env+0x36e/0x8c0
[ 641.436827][ T8493] ? __pfx_dump_stack_lvl+0x10/0x10
[ 641.436864][ T8493] ? __pfx__printk+0x10/0x10
[ 641.436891][ T8493] ? kobject_uevent_env+0x36e/0x8c0
[ 641.436934][ T8493] gfs2_withdraw+0xb30/0x1430
[ 641.436987][ T8493] ? __pfx_gfs2_withdraw+0x10/0x10
[ 641.437024][ T8493] ? __pfx__printk+0x10/0x10
[ 641.437059][ T8493] ? gfs2_consist_inode_i+0xf5/0x110
[ 641.437096][ T8493] gfs2_dirent_scan+0x545/0x690
[ 641.437132][ T8493] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 641.437170][ T8493] gfs2_dir_read+0x806/0x1780
[ 641.437213][ T8493] ? __pfx_inode_dio_wait+0x10/0x10
[ 641.437242][ T8493] ? rt_spin_unlock+0x65/0x80
[ 641.437272][ T8493] ? __pfx___might_resched+0x10/0x10
[ 641.437312][ T8493] ? __pfx_gfs2_dir_read+0x10/0x10
[ 641.437343][ T8493] ? gfs2_glock_nq+0x10c1/0x1910
[ 641.437393][ T8493] ? gfs2_glock_wait+0x212/0x2a0
[ 641.437431][ T8493] gfs2_readdir+0x14f/0x1b0
[ 641.437465][ T8493] ? __pfx_gfs2_readdir+0x10/0x10
[ 641.437498][ T8493] ? iterate_dir+0x3a2/0x580
[ 641.437546][ T8493] iterate_dir+0x3a2/0x580
[ 641.437581][ T8493] __se_sys_getdents+0xe4/0x250
[ 641.437615][ T8493] ? __pfx___se_sys_getdents+0x10/0x10
[ 641.437644][ T8493] ? __pfx_filldir+0x10/0x10
[ 641.437677][ T8493] ? rcu_is_watching+0x15/0xb0
[ 641.437721][ T8493] ? do_syscall_64+0xbe/0x3b0
[ 641.437751][ T8493] do_syscall_64+0xfa/0x3b0
[ 641.437773][ T8493] ? lockdep_hardirqs_on+0x9c/0x150
[ 641.437812][ T8493] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 641.437836][ T8493] ? clear_bhb_loop+0x60/0xb0
[ 641.437867][ T8493] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 641.437893][ T8493] RIP: 0033:0x7f1c04661779
[ 641.437916][ T8493] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 641.437938][ T8493] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 641.437967][ T8493] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 641.437985][ T8493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 641.438000][ T8493] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 641.438017][ T8493] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 641.438034][ T8493] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 641.438073][ T8493]
executing program
[ 642.314637][ T8497] loop0: detected capacity change from 0 to 32768
[ 642.334220][ T8497] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 642.334243][ T8497] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 642.361760][ T8497] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 642.365442][ T7193] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 642.365467][ T7193] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 642.478788][ T7193] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 113ms
[ 642.479021][ T7193] gfs2: fsid=syz:syz.0: jid=0: Done
[ 642.479118][ T8497] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 642.496924][ T8497] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 642.496952][ T8497] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 642.496989][ T8497] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 642.497029][ T8497] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8497 [syz-executor191] iterate_dir+0x3a2/0x580
[ 642.497076][ T8497] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 642.497103][ T8497] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 642.497123][ T8497] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 642.497138][ T8497] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 642.498395][ T8497] gfs2: fsid=syz:syz.0: File system withdrawn
[ 642.498419][ T8497] CPU: 1 UID: 0 PID: 8497 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 642.498448][ T8497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 642.498464][ T8497] Call Trace:
[ 642.498482][ T8497]
[ 642.498493][ T8497] dump_stack_lvl+0x189/0x250
[ 642.498533][ T8497] ? kobject_uevent_env+0x36e/0x8c0
[ 642.498568][ T8497] ? __pfx_dump_stack_lvl+0x10/0x10
[ 642.498604][ T8497] ? __pfx__printk+0x10/0x10
[ 642.498632][ T8497] ? kobject_uevent_env+0x36e/0x8c0
[ 642.498675][ T8497] gfs2_withdraw+0xb30/0x1430
[ 642.498728][ T8497] ? __pfx_gfs2_withdraw+0x10/0x10
[ 642.498764][ T8497] ? __pfx__printk+0x10/0x10
[ 642.498799][ T8497] ? gfs2_consist_inode_i+0xf5/0x110
[ 642.498834][ T8497] gfs2_dirent_scan+0x545/0x690
[ 642.498866][ T8497] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 642.498899][ T8497] gfs2_dir_read+0x806/0x1780
[ 642.498935][ T8497] ? __pfx_inode_dio_wait+0x10/0x10
[ 642.498960][ T8497] ? rt_spin_unlock+0x65/0x80
[ 642.498987][ T8497] ? __pfx___might_resched+0x10/0x10
[ 642.499014][ T8497] ? __pfx_gfs2_dir_read+0x10/0x10
[ 642.499044][ T8497] ? gfs2_glock_nq+0x10c1/0x1910
[ 642.499094][ T8497] ? gfs2_glock_wait+0x212/0x2a0
[ 642.499131][ T8497] gfs2_readdir+0x14f/0x1b0
[ 642.499166][ T8497] ? __pfx_gfs2_readdir+0x10/0x10
[ 642.499201][ T8497] ? iterate_dir+0x3a2/0x580
[ 642.499244][ T8497] iterate_dir+0x3a2/0x580
[ 642.499281][ T8497] __se_sys_getdents+0xe4/0x250
[ 642.499315][ T8497] ? __pfx___se_sys_getdents+0x10/0x10
[ 642.499345][ T8497] ? __pfx_filldir+0x10/0x10
[ 642.499377][ T8497] ? rcu_is_watching+0x15/0xb0
[ 642.499421][ T8497] ? do_syscall_64+0xbe/0x3b0
[ 642.499451][ T8497] do_syscall_64+0xfa/0x3b0
[ 642.499483][ T8497] ? lockdep_hardirqs_on+0x9c/0x150
[ 642.499521][ T8497] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 642.499545][ T8497] ? clear_bhb_loop+0x60/0xb0
[ 642.499575][ T8497] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 642.499598][ T8497] RIP: 0033:0x7f1c04661779
[ 642.499621][ T8497] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 642.499642][ T8497] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 642.499669][ T8497] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 642.499688][ T8497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 642.499704][ T8497] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 642.499721][ T8497] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 642.499739][ T8497] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 642.499777][ T8497]
executing program
[ 643.343901][ T8501] loop0: detected capacity change from 0 to 32768
[ 643.362467][ T8501] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 643.362490][ T8501] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 643.386120][ T8501] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 643.395133][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 643.395152][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 643.541669][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 146ms
[ 643.545952][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 643.546059][ T8501] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 643.570471][ T8501] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 643.570497][ T8501] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 643.570530][ T8501] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 643.570565][ T8501] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8501 [syz-executor191] iterate_dir+0x3a2/0x580
[ 643.570608][ T8501] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 643.570633][ T8501] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 643.570651][ T8501] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 643.570665][ T8501] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 643.570911][ T8501] gfs2: fsid=syz:syz.0: File system withdrawn
[ 643.570930][ T8501] CPU: 0 UID: 0 PID: 8501 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 643.570954][ T8501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 643.570968][ T8501] Call Trace:
[ 643.570977][ T8501]
[ 643.570987][ T8501] dump_stack_lvl+0x189/0x250
[ 643.571022][ T8501] ? kobject_uevent_env+0x36e/0x8c0
[ 643.571051][ T8501] ? __pfx_dump_stack_lvl+0x10/0x10
[ 643.571085][ T8501] ? __pfx__printk+0x10/0x10
[ 643.571110][ T8501] ? kobject_uevent_env+0x36e/0x8c0
[ 643.571157][ T8501] gfs2_withdraw+0xb30/0x1430
[ 643.571203][ T8501] ? __pfx_gfs2_withdraw+0x10/0x10
[ 643.571235][ T8501] ? __pfx__printk+0x10/0x10
[ 643.571267][ T8501] ? gfs2_consist_inode_i+0xf5/0x110
[ 643.571301][ T8501] gfs2_dirent_scan+0x545/0x690
[ 643.571334][ T8501] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 643.571367][ T8501] gfs2_dir_read+0x806/0x1780
[ 643.571406][ T8501] ? __pfx_inode_dio_wait+0x10/0x10
[ 643.571433][ T8501] ? rt_spin_unlock+0x65/0x80
[ 643.571461][ T8501] ? __pfx___might_resched+0x10/0x10
[ 643.571487][ T8501] ? __pfx_gfs2_dir_read+0x10/0x10
[ 643.571515][ T8501] ? gfs2_glock_nq+0x10c1/0x1910
[ 643.571560][ T8501] ? gfs2_glock_wait+0x212/0x2a0
[ 643.571594][ T8501] gfs2_readdir+0x14f/0x1b0
[ 643.571625][ T8501] ? __pfx_gfs2_readdir+0x10/0x10
[ 643.571656][ T8501] ? iterate_dir+0x3a2/0x580
[ 643.571695][ T8501] iterate_dir+0x3a2/0x580
[ 643.571729][ T8501] __se_sys_getdents+0xe4/0x250
[ 643.571759][ T8501] ? __pfx___se_sys_getdents+0x10/0x10
[ 643.571796][ T8501] ? __pfx_filldir+0x10/0x10
[ 643.571824][ T8501] ? rcu_is_watching+0x15/0xb0
[ 643.571863][ T8501] ? do_syscall_64+0xbe/0x3b0
[ 643.571889][ T8501] do_syscall_64+0xfa/0x3b0
[ 643.571910][ T8501] ? lockdep_hardirqs_on+0x9c/0x150
[ 643.571943][ T8501] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 643.571965][ T8501] ? clear_bhb_loop+0x60/0xb0
[ 643.571995][ T8501] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 643.572016][ T8501] RIP: 0033:0x7f1c04661779
[ 643.572035][ T8501] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 643.572053][ T8501] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 643.572077][ T8501] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 643.572093][ T8501] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 643.572105][ T8501] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 643.572127][ T8501] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 643.572141][ T8501] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 643.572173][ T8501]
executing program
[ 644.401960][ T8506] loop0: detected capacity change from 0 to 32768
[ 644.414595][ T8506] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 644.414617][ T8506] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 644.445897][ T8506] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 644.448795][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 644.448816][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 644.577578][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 128ms
[ 644.577831][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 644.578380][ T8506] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 644.610014][ T8506] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 644.610039][ T8506] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 644.610072][ T8506] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 644.610106][ T8506] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8506 [syz-executor191] iterate_dir+0x3a2/0x580
[ 644.610149][ T8506] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 644.610174][ T8506] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 644.610192][ T8506] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 644.610206][ T8506] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 644.610448][ T8506] gfs2: fsid=syz:syz.0: File system withdrawn
[ 644.610467][ T8506] CPU: 0 UID: 0 PID: 8506 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 644.610494][ T8506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 644.610508][ T8506] Call Trace:
[ 644.610518][ T8506]
[ 644.610528][ T8506] dump_stack_lvl+0x189/0x250
[ 644.610564][ T8506] ? kobject_uevent_env+0x36e/0x8c0
[ 644.610593][ T8506] ? __pfx_dump_stack_lvl+0x10/0x10
[ 644.610627][ T8506] ? __pfx__printk+0x10/0x10
[ 644.610652][ T8506] ? kobject_uevent_env+0x36e/0x8c0
[ 644.610688][ T8506] gfs2_withdraw+0xb30/0x1430
[ 644.610736][ T8506] ? __pfx_gfs2_withdraw+0x10/0x10
[ 644.610769][ T8506] ? __pfx__printk+0x10/0x10
[ 644.610800][ T8506] ? gfs2_consist_inode_i+0xf5/0x110
[ 644.610835][ T8506] gfs2_dirent_scan+0x545/0x690
[ 644.610867][ T8506] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 644.610901][ T8506] gfs2_dir_read+0x806/0x1780
[ 644.610940][ T8506] ? __pfx_inode_dio_wait+0x10/0x10
[ 644.610968][ T8506] ? rt_spin_unlock+0x65/0x80
[ 644.611004][ T8506] ? __pfx___might_resched+0x10/0x10
[ 644.611031][ T8506] ? __pfx_gfs2_dir_read+0x10/0x10
[ 644.611059][ T8506] ? gfs2_glock_nq+0x10c1/0x1910
[ 644.611104][ T8506] ? gfs2_glock_wait+0x212/0x2a0
[ 644.611138][ T8506] gfs2_readdir+0x14f/0x1b0
[ 644.611169][ T8506] ? __pfx_gfs2_readdir+0x10/0x10
[ 644.611200][ T8506] ? iterate_dir+0x3a2/0x580
[ 644.611240][ T8506] iterate_dir+0x3a2/0x580
[ 644.611273][ T8506] __se_sys_getdents+0xe4/0x250
[ 644.611304][ T8506] ? __pfx___se_sys_getdents+0x10/0x10
[ 644.611331][ T8506] ? __pfx_filldir+0x10/0x10
[ 644.611360][ T8506] ? rcu_is_watching+0x15/0xb0
[ 644.611401][ T8506] ? do_syscall_64+0xbe/0x3b0
[ 644.611429][ T8506] do_syscall_64+0xfa/0x3b0
[ 644.611450][ T8506] ? lockdep_hardirqs_on+0x9c/0x150
[ 644.611482][ T8506] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 644.611505][ T8506] ? clear_bhb_loop+0x60/0xb0
[ 644.611533][ T8506] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 644.611556][ T8506] RIP: 0033:0x7f1c04661779
[ 644.611576][ T8506] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 644.611596][ T8506] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 644.611620][ T8506] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 644.611637][ T8506] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 644.611651][ T8506] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 644.611667][ T8506] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 644.611683][ T8506] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 644.611719][ T8506]
executing program
[ 645.382088][ T8511] loop0: detected capacity change from 0 to 32768
[ 645.413704][ T8511] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 645.413727][ T8511] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 645.446998][ T8511] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 645.449332][ T10] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 645.449351][ T10] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 645.576618][ T10] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 127ms
[ 645.577934][ T10] gfs2: fsid=syz:syz.0: jid=0: Done
[ 645.578039][ T8511] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 645.607514][ T8511] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 645.607539][ T8511] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 645.607572][ T8511] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 645.607606][ T8511] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8511 [syz-executor191] iterate_dir+0x3a2/0x580
[ 645.607647][ T8511] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 645.607673][ T8511] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 645.607690][ T8511] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 645.607704][ T8511] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 645.607932][ T8511] gfs2: fsid=syz:syz.0: File system withdrawn
[ 645.607950][ T8511] CPU: 0 UID: 0 PID: 8511 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 645.607976][ T8511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 645.607990][ T8511] Call Trace:
[ 645.607999][ T8511]
[ 645.608010][ T8511] dump_stack_lvl+0x189/0x250
[ 645.608043][ T8511] ? kobject_uevent_env+0x36e/0x8c0
[ 645.608072][ T8511] ? __pfx_dump_stack_lvl+0x10/0x10
[ 645.608104][ T8511] ? __pfx__printk+0x10/0x10
[ 645.608129][ T8511] ? kobject_uevent_env+0x36e/0x8c0
[ 645.608168][ T8511] gfs2_withdraw+0xb30/0x1430
[ 645.608215][ T8511] ? __pfx_gfs2_withdraw+0x10/0x10
[ 645.608257][ T8511] ? __pfx__printk+0x10/0x10
[ 645.608289][ T8511] ? gfs2_consist_inode_i+0xf5/0x110
[ 645.608322][ T8511] gfs2_dirent_scan+0x545/0x690
[ 645.608356][ T8511] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 645.608390][ T8511] gfs2_dir_read+0x806/0x1780
[ 645.608428][ T8511] ? __pfx_inode_dio_wait+0x10/0x10
[ 645.608455][ T8511] ? rt_spin_unlock+0x65/0x80
[ 645.608484][ T8511] ? __pfx___might_resched+0x10/0x10
[ 645.608517][ T8511] ? __pfx_gfs2_dir_read+0x10/0x10
[ 645.608546][ T8511] ? gfs2_glock_nq+0x10c1/0x1910
[ 645.608591][ T8511] ? gfs2_glock_wait+0x212/0x2a0
[ 645.608625][ T8511] gfs2_readdir+0x14f/0x1b0
[ 645.608656][ T8511] ? __pfx_gfs2_readdir+0x10/0x10
[ 645.608686][ T8511] ? iterate_dir+0x3a2/0x580
[ 645.608724][ T8511] iterate_dir+0x3a2/0x580
[ 645.608757][ T8511] __se_sys_getdents+0xe4/0x250
[ 645.608788][ T8511] ? __pfx___se_sys_getdents+0x10/0x10
[ 645.608814][ T8511] ? __pfx_filldir+0x10/0x10
[ 645.608843][ T8511] ? rcu_is_watching+0x15/0xb0
[ 645.608884][ T8511] ? do_syscall_64+0xbe/0x3b0
[ 645.608911][ T8511] do_syscall_64+0xfa/0x3b0
[ 645.608932][ T8511] ? lockdep_hardirqs_on+0x9c/0x150
[ 645.608966][ T8511] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 645.608989][ T8511] ? clear_bhb_loop+0x60/0xb0
[ 645.609018][ T8511] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 645.609039][ T8511] RIP: 0033:0x7f1c04661779
[ 645.609059][ T8511] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 645.609078][ T8511] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 645.609102][ T8511] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 645.609119][ T8511] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 645.609133][ T8511] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 645.609148][ T8511] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 645.609164][ T8511] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 645.609199][ T8511]
executing program
[ 646.420136][ T8516] loop0: detected capacity change from 0 to 32768
[ 646.454081][ T8516] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 646.454103][ T8516] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 646.475397][ T8516] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 646.478262][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 646.478282][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 646.601110][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 122ms
[ 646.601323][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 646.601773][ T8516] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 646.616008][ T8516] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 646.616032][ T8516] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 646.616067][ T8516] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 646.616103][ T8516] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8516 [syz-executor191] iterate_dir+0x3a2/0x580
[ 646.616146][ T8516] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 646.616173][ T8516] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 646.616192][ T8516] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 646.616208][ T8516] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 646.616444][ T8516] gfs2: fsid=syz:syz.0: File system withdrawn
[ 646.616465][ T8516] CPU: 0 UID: 0 PID: 8516 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 646.616493][ T8516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 646.616509][ T8516] Call Trace:
[ 646.616519][ T8516]
[ 646.616529][ T8516] dump_stack_lvl+0x189/0x250
[ 646.616565][ T8516] ? kobject_uevent_env+0x36e/0x8c0
[ 646.616604][ T8516] ? __pfx_dump_stack_lvl+0x10/0x10
[ 646.616642][ T8516] ? __pfx__printk+0x10/0x10
[ 646.616671][ T8516] ? kobject_uevent_env+0x36e/0x8c0
[ 646.616711][ T8516] gfs2_withdraw+0xb30/0x1430
[ 646.616763][ T8516] ? __pfx_gfs2_withdraw+0x10/0x10
[ 646.616809][ T8516] ? __pfx__printk+0x10/0x10
[ 646.616844][ T8516] ? gfs2_consist_inode_i+0xf5/0x110
[ 646.616880][ T8516] gfs2_dirent_scan+0x545/0x690
[ 646.616916][ T8516] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 646.616952][ T8516] gfs2_dir_read+0x806/0x1780
[ 646.616994][ T8516] ? __pfx_inode_dio_wait+0x10/0x10
[ 646.617021][ T8516] ? rt_spin_unlock+0x65/0x80
[ 646.617052][ T8516] ? __pfx___might_resched+0x10/0x10
[ 646.617080][ T8516] ? __pfx_gfs2_dir_read+0x10/0x10
[ 646.617110][ T8516] ? gfs2_glock_nq+0x10c1/0x1910
[ 646.617158][ T8516] ? gfs2_glock_wait+0x212/0x2a0
[ 646.617193][ T8516] gfs2_readdir+0x14f/0x1b0
[ 646.617227][ T8516] ? __pfx_gfs2_readdir+0x10/0x10
[ 646.617260][ T8516] ? iterate_dir+0x3a2/0x580
[ 646.617319][ T8516] iterate_dir+0x3a2/0x580
[ 646.617355][ T8516] __se_sys_getdents+0xe4/0x250
[ 646.617389][ T8516] ? __pfx___se_sys_getdents+0x10/0x10
[ 646.617417][ T8516] ? __pfx_filldir+0x10/0x10
[ 646.617451][ T8516] ? rcu_is_watching+0x15/0xb0
[ 646.617497][ T8516] ? do_syscall_64+0xbe/0x3b0
[ 646.617526][ T8516] do_syscall_64+0xfa/0x3b0
[ 646.617550][ T8516] ? lockdep_hardirqs_on+0x9c/0x150
[ 646.617587][ T8516] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 646.617613][ T8516] ? clear_bhb_loop+0x60/0xb0
[ 646.617643][ T8516] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 646.617668][ T8516] RIP: 0033:0x7f1c04661779
[ 646.617690][ T8516] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 646.617713][ T8516] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 646.617751][ T8516] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 646.617769][ T8516] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 646.617783][ T8516] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 646.617826][ T8516] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 646.617844][ T8516] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 646.617882][ T8516]
executing program
[ 647.424968][ T8521] loop0: detected capacity change from 0 to 32768
[ 647.436061][ T8521] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 647.436083][ T8521] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 647.456778][ T8521] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 647.459396][ T989] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 647.459416][ T989] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 647.595015][ T989] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 135ms
[ 647.596363][ T989] gfs2: fsid=syz:syz.0: jid=0: Done
[ 647.596460][ T8521] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 647.609494][ T8521] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 647.609522][ T8521] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 647.609558][ T8521] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 647.609598][ T8521] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8521 [syz-executor191] iterate_dir+0x3a2/0x580
[ 647.609644][ T8521] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 647.609672][ T8521] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 647.609697][ T8521] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 647.609712][ T8521] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 647.611271][ T8521] gfs2: fsid=syz:syz.0: File system withdrawn
[ 647.611295][ T8521] CPU: 0 UID: 0 PID: 8521 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 647.611326][ T8521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 647.611343][ T8521] Call Trace:
[ 647.611354][ T8521]
[ 647.611365][ T8521] dump_stack_lvl+0x189/0x250
[ 647.611405][ T8521] ? kobject_uevent_env+0x36e/0x8c0
[ 647.611439][ T8521] ? __pfx_dump_stack_lvl+0x10/0x10
[ 647.611476][ T8521] ? __pfx__printk+0x10/0x10
[ 647.611504][ T8521] ? kobject_uevent_env+0x36e/0x8c0
[ 647.611545][ T8521] gfs2_withdraw+0xb30/0x1430
[ 647.611599][ T8521] ? __pfx_gfs2_withdraw+0x10/0x10
[ 647.611634][ T8521] ? __pfx__printk+0x10/0x10
[ 647.611670][ T8521] ? gfs2_consist_inode_i+0xf5/0x110
[ 647.611707][ T8521] gfs2_dirent_scan+0x545/0x690
[ 647.611744][ T8521] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 647.611781][ T8521] gfs2_dir_read+0x806/0x1780
[ 647.611824][ T8521] ? __pfx_inode_dio_wait+0x10/0x10
[ 647.611853][ T8521] ? rt_spin_unlock+0x65/0x80
[ 647.611885][ T8521] ? __pfx___might_resched+0x10/0x10
[ 647.611915][ T8521] ? __pfx_gfs2_dir_read+0x10/0x10
[ 647.611955][ T8521] ? gfs2_glock_nq+0x10c1/0x1910
[ 647.612002][ T8521] ? gfs2_glock_wait+0x212/0x2a0
[ 647.612036][ T8521] gfs2_readdir+0x14f/0x1b0
[ 647.612066][ T8521] ? __pfx_gfs2_readdir+0x10/0x10
[ 647.612096][ T8521] ? iterate_dir+0x3a2/0x580
[ 647.612133][ T8521] iterate_dir+0x3a2/0x580
[ 647.612165][ T8521] __se_sys_getdents+0xe4/0x250
[ 647.612198][ T8521] ? __pfx___se_sys_getdents+0x10/0x10
[ 647.612227][ T8521] ? __pfx_filldir+0x10/0x10
[ 647.612260][ T8521] ? rcu_is_watching+0x15/0xb0
[ 647.612306][ T8521] ? do_syscall_64+0xbe/0x3b0
[ 647.612337][ T8521] do_syscall_64+0xfa/0x3b0
[ 647.612359][ T8521] ? lockdep_hardirqs_on+0x9c/0x150
[ 647.612398][ T8521] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 647.612422][ T8521] ? clear_bhb_loop+0x60/0xb0
[ 647.612454][ T8521] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 647.612480][ T8521] RIP: 0033:0x7f1c04661779
[ 647.612501][ T8521] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 647.612524][ T8521] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 647.612551][ T8521] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 647.612570][ T8521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 647.612586][ T8521] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 647.612602][ T8521] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 647.612620][ T8521] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 647.612660][ T8521]
executing program
[ 648.441449][ T8527] loop0: detected capacity change from 0 to 32768
[ 648.476336][ T8527] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 648.476359][ T8527] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 648.505471][ T8527] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 648.508500][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 648.508518][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 648.613452][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 104ms
[ 648.615013][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 648.615105][ T8527] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 648.625798][ T8527] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 648.625825][ T8527] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 648.625861][ T8527] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 648.625898][ T8527] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8527 [syz-executor191] iterate_dir+0x3a2/0x580
[ 648.625953][ T8527] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 648.625981][ T8527] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 648.626002][ T8527] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 648.626017][ T8527] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 648.626331][ T8527] gfs2: fsid=syz:syz.0: File system withdrawn
[ 648.626353][ T8527] CPU: 0 UID: 0 PID: 8527 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 648.626382][ T8527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 648.626399][ T8527] Call Trace:
[ 648.626409][ T8527]
[ 648.626419][ T8527] dump_stack_lvl+0x189/0x250
[ 648.626459][ T8527] ? kobject_uevent_env+0x36e/0x8c0
[ 648.626493][ T8527] ? __pfx_dump_stack_lvl+0x10/0x10
[ 648.626529][ T8527] ? __pfx__printk+0x10/0x10
[ 648.626559][ T8527] ? kobject_uevent_env+0x36e/0x8c0
[ 648.626602][ T8527] gfs2_withdraw+0xb30/0x1430
[ 648.626654][ T8527] ? __pfx_gfs2_withdraw+0x10/0x10
[ 648.626690][ T8527] ? __pfx__printk+0x10/0x10
[ 648.626726][ T8527] ? gfs2_consist_inode_i+0xf5/0x110
[ 648.626763][ T8527] gfs2_dirent_scan+0x545/0x690
[ 648.626799][ T8527] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 648.626837][ T8527] gfs2_dir_read+0x806/0x1780
[ 648.626880][ T8527] ? __pfx_inode_dio_wait+0x10/0x10
[ 648.626935][ T8527] ? rt_spin_unlock+0x65/0x80
[ 648.626967][ T8527] ? __pfx___might_resched+0x10/0x10
[ 648.626998][ T8527] ? __pfx_gfs2_dir_read+0x10/0x10
[ 648.627028][ T8527] ? gfs2_glock_nq+0x10c1/0x1910
[ 648.627079][ T8527] ? gfs2_glock_wait+0x212/0x2a0
[ 648.627116][ T8527] gfs2_readdir+0x14f/0x1b0
[ 648.627151][ T8527] ? __pfx_gfs2_readdir+0x10/0x10
[ 648.627184][ T8527] ? iterate_dir+0x3a2/0x580
[ 648.627227][ T8527] iterate_dir+0x3a2/0x580
[ 648.627264][ T8527] __se_sys_getdents+0xe4/0x250
[ 648.627298][ T8527] ? __pfx___se_sys_getdents+0x10/0x10
[ 648.627326][ T8527] ? __pfx_filldir+0x10/0x10
[ 648.627360][ T8527] ? rcu_is_watching+0x15/0xb0
[ 648.627405][ T8527] ? do_syscall_64+0xbe/0x3b0
[ 648.627435][ T8527] do_syscall_64+0xfa/0x3b0
[ 648.627457][ T8527] ? lockdep_hardirqs_on+0x9c/0x150
[ 648.627496][ T8527] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 648.627520][ T8527] ? clear_bhb_loop+0x60/0xb0
[ 648.627552][ T8527] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 648.627576][ T8527] RIP: 0033:0x7f1c04661779
[ 648.627600][ T8527] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 648.627675][ T8527] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 648.627702][ T8527] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 648.627723][ T8527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 648.627737][ T8527] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 648.627755][ T8527] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 648.627772][ T8527] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 648.627811][ T8527]
executing program
[ 649.458890][ T8531] loop0: detected capacity change from 0 to 32768
[ 649.488659][ T8531] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 649.488681][ T8531] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 649.517901][ T8531] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 649.520739][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 649.520758][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 649.645506][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 124ms
[ 649.645827][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 649.645909][ T8531] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 649.660284][ T8531] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 649.660311][ T8531] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 649.660352][ T8531] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 649.660391][ T8531] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8531 [syz-executor191] iterate_dir+0x3a2/0x580
[ 649.660438][ T8531] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 649.660466][ T8531] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 649.660485][ T8531] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 649.660502][ T8531] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 649.660760][ T8531] gfs2: fsid=syz:syz.0: File system withdrawn
[ 649.660782][ T8531] CPU: 0 UID: 0 PID: 8531 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 649.660809][ T8531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 649.660826][ T8531] Call Trace:
[ 649.660836][ T8531]
[ 649.660848][ T8531] dump_stack_lvl+0x189/0x250
[ 649.660886][ T8531] ? kobject_uevent_env+0x36e/0x8c0
[ 649.660923][ T8531] ? __pfx_dump_stack_lvl+0x10/0x10
[ 649.660960][ T8531] ? __pfx__printk+0x10/0x10
[ 649.660988][ T8531] ? kobject_uevent_env+0x36e/0x8c0
[ 649.661031][ T8531] gfs2_withdraw+0xb30/0x1430
[ 649.661084][ T8531] ? __pfx_gfs2_withdraw+0x10/0x10
[ 649.661122][ T8531] ? __pfx__printk+0x10/0x10
[ 649.661158][ T8531] ? gfs2_consist_inode_i+0xf5/0x110
[ 649.661197][ T8531] gfs2_dirent_scan+0x545/0x690
[ 649.661235][ T8531] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 649.661270][ T8531] gfs2_dir_read+0x806/0x1780
[ 649.661314][ T8531] ? __pfx_inode_dio_wait+0x10/0x10
[ 649.661343][ T8531] ? rt_spin_unlock+0x65/0x80
[ 649.661375][ T8531] ? __pfx___might_resched+0x10/0x10
[ 649.661404][ T8531] ? __pfx_gfs2_dir_read+0x10/0x10
[ 649.661436][ T8531] ? gfs2_glock_nq+0x10c1/0x1910
[ 649.661484][ T8531] ? gfs2_glock_wait+0x212/0x2a0
[ 649.661522][ T8531] gfs2_readdir+0x14f/0x1b0
[ 649.661568][ T8531] ? __pfx_gfs2_readdir+0x10/0x10
[ 649.661603][ T8531] ? iterate_dir+0x3a2/0x580
[ 649.661645][ T8531] iterate_dir+0x3a2/0x580
[ 649.661681][ T8531] __se_sys_getdents+0xe4/0x250
[ 649.661715][ T8531] ? __pfx___se_sys_getdents+0x10/0x10
[ 649.661743][ T8531] ? __pfx_filldir+0x10/0x10
[ 649.661775][ T8531] ? rcu_is_watching+0x15/0xb0
[ 649.661817][ T8531] ? do_syscall_64+0xbe/0x3b0
[ 649.661848][ T8531] do_syscall_64+0xfa/0x3b0
[ 649.661870][ T8531] ? lockdep_hardirqs_on+0x9c/0x150
[ 649.661908][ T8531] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 649.661933][ T8531] ? clear_bhb_loop+0x60/0xb0
[ 649.661965][ T8531] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 649.661985][ T8531] RIP: 0033:0x7f1c04661779
[ 649.662003][ T8531] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 649.662022][ T8531] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 649.662047][ T8531] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 649.662066][ T8531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 649.662082][ T8531] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 649.662099][ T8531] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 649.662114][ T8531] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 649.662153][ T8531]
executing program
[ 650.465502][ T8535] loop0: detected capacity change from 0 to 32768
[ 650.484114][ T8535] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 650.484136][ T8535] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 650.520361][ T8535] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 650.526276][ T10] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 650.526299][ T10] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 650.658702][ T10] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 132ms
[ 650.659918][ T10] gfs2: fsid=syz:syz.0: jid=0: Done
[ 650.661334][ T8535] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 650.679611][ T8535] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 650.679639][ T8535] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 650.679675][ T8535] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 650.679713][ T8535] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8535 [syz-executor191] iterate_dir+0x3a2/0x580
[ 650.679759][ T8535] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 650.679787][ T8535] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 650.679808][ T8535] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 650.679822][ T8535] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 650.680720][ T8535] gfs2: fsid=syz:syz.0: File system withdrawn
[ 650.680743][ T8535] CPU: 0 UID: 0 PID: 8535 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 650.680773][ T8535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 650.680789][ T8535] Call Trace:
[ 650.680800][ T8535]
[ 650.680810][ T8535] dump_stack_lvl+0x189/0x250
[ 650.680849][ T8535] ? kobject_uevent_env+0x36e/0x8c0
[ 650.680883][ T8535] ? __pfx_dump_stack_lvl+0x10/0x10
[ 650.680920][ T8535] ? __pfx__printk+0x10/0x10
[ 650.680948][ T8535] ? kobject_uevent_env+0x36e/0x8c0
[ 650.680991][ T8535] gfs2_withdraw+0xb30/0x1430
[ 650.681044][ T8535] ? __pfx_gfs2_withdraw+0x10/0x10
[ 650.681081][ T8535] ? __pfx__printk+0x10/0x10
[ 650.681116][ T8535] ? gfs2_consist_inode_i+0xf5/0x110
[ 650.681154][ T8535] gfs2_dirent_scan+0x545/0x690
[ 650.681190][ T8535] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 650.681228][ T8535] gfs2_dir_read+0x806/0x1780
[ 650.681305][ T8535] ? __pfx_inode_dio_wait+0x10/0x10
[ 650.681335][ T8535] ? rt_spin_unlock+0x65/0x80
[ 650.681368][ T8535] ? __pfx___might_resched+0x10/0x10
[ 650.681398][ T8535] ? __pfx_gfs2_dir_read+0x10/0x10
[ 650.681428][ T8535] ? gfs2_glock_nq+0x10c1/0x1910
[ 650.681488][ T8535] ? gfs2_glock_wait+0x212/0x2a0
[ 650.681526][ T8535] gfs2_readdir+0x14f/0x1b0
[ 650.681560][ T8535] ? __pfx_gfs2_readdir+0x10/0x10
[ 650.681594][ T8535] ? iterate_dir+0x3a2/0x580
[ 650.681637][ T8535] iterate_dir+0x3a2/0x580
[ 650.681674][ T8535] __se_sys_getdents+0xe4/0x250
[ 650.681708][ T8535] ? __pfx___se_sys_getdents+0x10/0x10
[ 650.681736][ T8535] ? __pfx_filldir+0x10/0x10
[ 650.681770][ T8535] ? rcu_is_watching+0x15/0xb0
[ 650.681817][ T8535] ? do_syscall_64+0xbe/0x3b0
[ 650.681848][ T8535] do_syscall_64+0xfa/0x3b0
[ 650.681872][ T8535] ? lockdep_hardirqs_on+0x9c/0x150
[ 650.681911][ T8535] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 650.681935][ T8535] ? clear_bhb_loop+0x60/0xb0
[ 650.681971][ T8535] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 650.681991][ T8535] RIP: 0033:0x7f1c04661779
[ 650.682011][ T8535] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 650.682030][ T8535] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 650.682056][ T8535] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 650.682075][ T8535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 650.682087][ T8535] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 650.682105][ T8535] R10: 00007f1c0460c6c0 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 650.682122][ T8535] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 650.682161][ T8535]
executing program
[ 651.500729][ T8539] loop0: detected capacity change from 0 to 32768
[ 651.533579][ T8539] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 651.533601][ T8539] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 651.561621][ T8539] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 651.573339][ T7193] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 651.573360][ T7193] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 651.689990][ T7193] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 116ms
[ 651.690308][ T7193] gfs2: fsid=syz:syz.0: jid=0: Done
[ 651.690359][ T8539] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 651.712435][ T8539] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 651.712458][ T8539] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 651.712489][ T8539] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 651.712520][ T8539] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8539 [syz-executor191] iterate_dir+0x3a2/0x580
[ 651.712561][ T8539] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 651.713882][ T8539] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 651.713905][ T8539] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 651.713920][ T8539] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 651.714134][ T8539] gfs2: fsid=syz:syz.0: File system withdrawn
[ 651.714153][ T8539] CPU: 0 UID: 0 PID: 8539 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 651.714180][ T8539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 651.714195][ T8539] Call Trace:
[ 651.714204][ T8539]
[ 651.714213][ T8539] dump_stack_lvl+0x189/0x250
[ 651.714249][ T8539] ? kobject_uevent_env+0x36e/0x8c0
[ 651.714279][ T8539] ? __pfx_dump_stack_lvl+0x10/0x10
[ 651.714332][ T8539] ? __pfx__printk+0x10/0x10
[ 651.714358][ T8539] ? kobject_uevent_env+0x36e/0x8c0
[ 651.714396][ T8539] gfs2_withdraw+0xb30/0x1430
[ 651.714444][ T8539] ? __pfx_gfs2_withdraw+0x10/0x10
[ 651.714477][ T8539] ? __pfx__printk+0x10/0x10
[ 651.714509][ T8539] ? gfs2_consist_inode_i+0xf5/0x110
[ 651.714544][ T8539] gfs2_dirent_scan+0x545/0x690
[ 651.714578][ T8539] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 651.714612][ T8539] gfs2_dir_read+0x806/0x1780
[ 651.714662][ T8539] ? __pfx_inode_dio_wait+0x10/0x10
[ 651.714688][ T8539] ? rt_spin_unlock+0x65/0x80
[ 651.714716][ T8539] ? __pfx___might_resched+0x10/0x10
[ 651.714742][ T8539] ? __pfx_gfs2_dir_read+0x10/0x10
[ 651.714771][ T8539] ? gfs2_glock_nq+0x10c1/0x1910
[ 651.714816][ T8539] ? gfs2_glock_wait+0x212/0x2a0
[ 651.714850][ T8539] gfs2_readdir+0x14f/0x1b0
[ 651.714882][ T8539] ? __pfx_gfs2_readdir+0x10/0x10
[ 651.714917][ T8539] ? iterate_dir+0x3a2/0x580
[ 651.714955][ T8539] iterate_dir+0x3a2/0x580
[ 651.714988][ T8539] __se_sys_getdents+0xe4/0x250
[ 651.715018][ T8539] ? __pfx___se_sys_getdents+0x10/0x10
[ 651.715045][ T8539] ? __pfx_filldir+0x10/0x10
[ 651.715075][ T8539] ? rcu_is_watching+0x15/0xb0
[ 651.715117][ T8539] ? do_syscall_64+0xbe/0x3b0
[ 651.715145][ T8539] do_syscall_64+0xfa/0x3b0
[ 651.715166][ T8539] ? lockdep_hardirqs_on+0x9c/0x150
[ 651.715201][ T8539] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 651.715224][ T8539] ? clear_bhb_loop+0x60/0xb0
[ 651.715252][ T8539] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 651.715273][ T8539] RIP: 0033:0x7f1c04661779
[ 651.715293][ T8539] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 651.715312][ T8539] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 651.715336][ T8539] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 651.715353][ T8539] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 651.715367][ T8539] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 651.715383][ T8539] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 651.715398][ T8539] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 651.715432][ T8539]
executing program
[ 652.487734][ T8543] loop0: detected capacity change from 0 to 32768
[ 652.509277][ T8543] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 652.509299][ T8543] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 652.557137][ T8543] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 652.561666][ T5885] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 652.561687][ T5885] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
the reproducer may not work as expected: 802154 injection setup failed: NL802154_CMD_SET_SHORT_ADDR failed
[ 652.666989][ T5885] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 105ms
[ 652.667312][ T5885] gfs2: fsid=syz:syz.0: jid=0: Done
[ 652.667705][ T8543] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 652.696339][ T8543] gfs2: fsid=syz:syz.0: gfs2_check_dirent: gfs2_dirent too small (not first in block)
[ 652.696363][ T8543] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error - inode = 12 2341, function = gfs2_dirent_scan, file = fs/gfs2/dir.c, line = 590
[ 652.696394][ T8543] gfs2: fsid=syz:syz.0: G: s:SH n:2/925 f:aqob t:SH d:EX/0 a:0 v:0 r:2 m:20 p:1
[ 652.696428][ T8543] gfs2: fsid=syz:syz.0: H: s:SH f:H e:0 p:8543 [syz-executor191] iterate_dir+0x3a2/0x580
[ 652.696469][ T8543] gfs2: fsid=syz:syz.0: I: n:12/2341 t:4 f:0x00 d:0x00000001 s:3864 p:0
[ 652.696494][ T8543] gfs2: fsid=syz:syz.0: about to withdraw this file system
[ 652.696512][ T8543] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount.
[ 652.696526][ T8543] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0
[ 652.697652][ T8543] gfs2: fsid=syz:syz.0: File system withdrawn
[ 652.697673][ T8543] CPU: 1 UID: 0 PID: 8543 Comm: syz-executor191 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 652.697700][ T8543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 652.697714][ T8543] Call Trace:
[ 652.697724][ T8543]
[ 652.697734][ T8543] dump_stack_lvl+0x189/0x250
[ 652.697771][ T8543] ? kobject_uevent_env+0x36e/0x8c0
[ 652.697802][ T8543] ? __pfx_dump_stack_lvl+0x10/0x10
[ 652.697835][ T8543] ? __pfx__printk+0x10/0x10
[ 652.697861][ T8543] ? kobject_uevent_env+0x36e/0x8c0
[ 652.697899][ T8543] gfs2_withdraw+0xb30/0x1430
[ 652.697948][ T8543] ? __pfx_gfs2_withdraw+0x10/0x10
[ 652.697981][ T8543] ? __pfx__printk+0x10/0x10
[ 652.698013][ T8543] ? gfs2_consist_inode_i+0xf5/0x110
[ 652.698047][ T8543] gfs2_dirent_scan+0x545/0x690
[ 652.698079][ T8543] ? __pfx_gfs2_dirent_gather+0x10/0x10
[ 652.698113][ T8543] gfs2_dir_read+0x806/0x1780
[ 652.698152][ T8543] ? __pfx_inode_dio_wait+0x10/0x10
[ 652.698179][ T8543] ? rt_spin_unlock+0x65/0x80
[ 652.698208][ T8543] ? __pfx___might_resched+0x10/0x10
[ 652.698235][ T8543] ? __pfx_gfs2_dir_read+0x10/0x10
[ 652.698264][ T8543] ? gfs2_glock_nq+0x10c1/0x1910
[ 652.698316][ T8543] ? gfs2_glock_wait+0x212/0x2a0
[ 652.698351][ T8543] gfs2_readdir+0x14f/0x1b0
[ 652.698382][ T8543] ? __pfx_gfs2_readdir+0x10/0x10
[ 652.698413][ T8543] ? iterate_dir+0x3a2/0x580
[ 652.698452][ T8543] iterate_dir+0x3a2/0x580
[ 652.698485][ T8543] __se_sys_getdents+0xe4/0x250
[ 652.698516][ T8543] ? __pfx___se_sys_getdents+0x10/0x10
[ 652.698542][ T8543] ? __pfx_filldir+0x10/0x10
[ 652.698573][ T8543] ? rcu_is_watching+0x15/0xb0
[ 652.698619][ T8543] ? do_syscall_64+0xbe/0x3b0
[ 652.698647][ T8543] do_syscall_64+0xfa/0x3b0
[ 652.698669][ T8543] ? lockdep_hardirqs_on+0x9c/0x150
[ 652.698703][ T8543] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 652.698725][ T8543] ? clear_bhb_loop+0x60/0xb0
[ 652.698753][ T8543] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 652.698775][ T8543] RIP: 0033:0x7f1c04661779
[ 652.698796][ T8543] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[ 652.698815][ T8543] RSP: 002b:00007f1c0460c168 EFLAGS: 00000246 ORIG_RAX: 000000000000004e
[ 652.698840][ T8543] RAX: ffffffffffffffda RBX: 00007f1c046f56c8 RCX: 00007f1c04661779
[ 652.698857][ T8543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
[ 652.698871][ T8543] RBP: 00007f1c046f56c0 R08: 00007f1c0460c6c0 R09: 0000000000000000
[ 652.698887][ T8543] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c046f56cc
[ 652.698902][ T8543] R13: 0000000000000016 R14: 00007ffdb4156e10 R15: 00007ffdb4156ef8
[ 652.698937][ T8543]
executing program