46 ORIG_RAX: 00000000000000a5
[ 218.635466][ T6480] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 218.635487][ T6480] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 218.635502][ T6480] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 218.635516][ T6480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 218.635529][ T6480] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 218.635564][ T6480]
[ 218.635621][ T6480] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 218.937699][ T6480] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 219.318500][ T6483] loop1: detected capacity change from 0 to 32768
[ 219.341435][ T6483] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 219.349076][ T6483] CPU: 0 UID: 0 PID: 6483 Comm: syz.1.165 Not tainted syzkaller #0 PREEMPT(full)
[ 219.349105][ T6483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 219.349119][ T6483] Call Trace:
[ 219.349127][ T6483]
[ 219.349137][ T6483] dump_stack_lvl+0xe8/0x150
[ 219.349174][ T6483] sysfs_create_dir_ns+0x271/0x2a0
[ 219.349206][ T6483] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 219.349236][ T6483] ? do_raw_spin_unlock+0xf5/0x210
[ 219.349266][ T6483] kobject_add_internal+0x62b/0xd00
[ 219.349297][ T6483] kobject_init_and_add+0x12b/0x1a0
[ 219.349335][ T6483] ? __pfx_kobject_init_and_add+0x10/0x10
[ 219.349368][ T6483] ? __raw_spin_lock_init+0x45/0x100
[ 219.349394][ T6483] ? __init_swait_queue_head+0xa9/0x150
[ 219.349424][ T6483] gfs2_sys_fs_add+0x257/0x480
[ 219.349453][ T6483] ? is_dynamic_key+0x1ac/0x1c0
[ 219.349484][ T6483] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 219.349531][ T6483] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 219.349574][ T6483] gfs2_fill_super+0x13a7/0x21d0
[ 219.349616][ T6483] ? __pfx_gfs2_fill_super+0x10/0x10
[ 219.349687][ T6483] ? sb_set_blocksize+0x155/0x240
[ 219.349716][ T6483] ? setup_bdev_super+0x4c1/0x5b0
[ 219.349742][ T6483] get_tree_bdev_flags+0x431/0x4f0
[ 219.349766][ T6483] ? __pfx_gfs2_fill_super+0x10/0x10
[ 219.349790][ T6483] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 219.349810][ T6483] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 219.349840][ T6483] gfs2_get_tree+0x51/0x1e0
[ 219.349869][ T6483] vfs_get_tree+0x92/0x2a0
[ 219.349893][ T6483] do_new_mount+0x341/0xd30
[ 219.349919][ T6483] ? apparmor_capable+0x126/0x170
[ 219.349948][ T6483] ? __pfx_do_new_mount+0x10/0x10
[ 219.349975][ T6483] ? ns_capable+0x89/0xe0
[ 219.350008][ T6483] ? user_path_at+0xd4/0x160
[ 219.350039][ T6483] __se_sys_mount+0x31d/0x420
[ 219.350075][ T6483] ? __pfx___se_sys_mount+0x10/0x10
[ 219.350109][ T6483] ? __x64_sys_mount+0x20/0xc0
[ 219.350140][ T6483] do_syscall_64+0x14d/0xf80
[ 219.350168][ T6483] ? trace_irq_disable+0x3b/0x140
[ 219.350192][ T6483] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 219.350212][ T6483] ? clear_bhb_loop+0x40/0x90
[ 219.350236][ T6483] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 219.350258][ T6483] RIP: 0033:0x7fa17279da0a
[ 219.350279][ T6483] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 219.350297][ T6483] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 219.350320][ T6483] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 219.350336][ T6483] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 219.350356][ T6483] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 219.350371][ T6483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 219.350385][ T6483] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 219.350418][ T6483]
[ 219.350502][ T6483] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 219.654919][ T6483] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 220.039906][ T6486] loop1: detected capacity change from 0 to 32768
[ 220.054390][ T6486] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 220.061986][ T6486] CPU: 1 UID: 0 PID: 6486 Comm: syz.1.166 Not tainted syzkaller #0 PREEMPT(full)
[ 220.062012][ T6486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 220.062024][ T6486] Call Trace:
[ 220.062033][ T6486]
[ 220.062042][ T6486] dump_stack_lvl+0xe8/0x150
[ 220.062079][ T6486] sysfs_create_dir_ns+0x271/0x2a0
[ 220.062110][ T6486] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 220.062141][ T6486] ? do_raw_spin_unlock+0xf5/0x210
[ 220.062170][ T6486] kobject_add_internal+0x62b/0xd00
[ 220.062200][ T6486] kobject_init_and_add+0x12b/0x1a0
[ 220.062237][ T6486] ? __pfx_kobject_init_and_add+0x10/0x10
[ 220.062269][ T6486] ? __raw_spin_lock_init+0x45/0x100
[ 220.062296][ T6486] ? __init_swait_queue_head+0xa9/0x150
[ 220.062325][ T6486] gfs2_sys_fs_add+0x257/0x480
[ 220.062353][ T6486] ? is_dynamic_key+0x1ac/0x1c0
[ 220.062383][ T6486] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 220.062418][ T6486] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 220.062456][ T6486] gfs2_fill_super+0x13a7/0x21d0
[ 220.062492][ T6486] ? __pfx_gfs2_fill_super+0x10/0x10
[ 220.062515][ T6486] ? sb_set_blocksize+0x155/0x240
[ 220.062536][ T6486] ? setup_bdev_super+0x4c1/0x5b0
[ 220.062556][ T6486] get_tree_bdev_flags+0x431/0x4f0
[ 220.062574][ T6486] ? __pfx_gfs2_fill_super+0x10/0x10
[ 220.062593][ T6486] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 220.062609][ T6486] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 220.062634][ T6486] gfs2_get_tree+0x51/0x1e0
[ 220.062655][ T6486] vfs_get_tree+0x92/0x2a0
[ 220.062674][ T6486] do_new_mount+0x341/0xd30
[ 220.062695][ T6486] ? apparmor_capable+0x126/0x170
[ 220.062718][ T6486] ? __pfx_do_new_mount+0x10/0x10
[ 220.062740][ T6486] ? ns_capable+0x89/0xe0
[ 220.062764][ T6486] ? user_path_at+0xd4/0x160
[ 220.062790][ T6486] __se_sys_mount+0x31d/0x420
[ 220.062818][ T6486] ? __pfx___se_sys_mount+0x10/0x10
[ 220.062853][ T6486] ? __x64_sys_mount+0x20/0xc0
[ 220.062877][ T6486] do_syscall_64+0x14d/0xf80
[ 220.062898][ T6486] ? trace_irq_disable+0x3b/0x140
[ 220.062917][ T6486] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 220.062933][ T6486] ? clear_bhb_loop+0x40/0x90
[ 220.062953][ T6486] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 220.062969][ T6486] RIP: 0033:0x7fa17279da0a
[ 220.062985][ T6486] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 220.062999][ T6486] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 220.063018][ T6486] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 220.063031][ T6486] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 220.063042][ T6486] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 220.063053][ T6486] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 220.063064][ T6486] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 220.063090][ T6486]
[ 220.063117][ T6486] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 220.365377][ T6486] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 220.737743][ T6489] loop1: detected capacity change from 0 to 32768
[ 220.749622][ T6489] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 220.757193][ T6489] CPU: 1 UID: 0 PID: 6489 Comm: syz.1.167 Not tainted syzkaller #0 PREEMPT(full)
[ 220.757220][ T6489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 220.757233][ T6489] Call Trace:
[ 220.757241][ T6489]
[ 220.757250][ T6489] dump_stack_lvl+0xe8/0x150
[ 220.757287][ T6489] sysfs_create_dir_ns+0x271/0x2a0
[ 220.757321][ T6489] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 220.757353][ T6489] ? do_raw_spin_unlock+0xf5/0x210
[ 220.757385][ T6489] kobject_add_internal+0x62b/0xd00
[ 220.757416][ T6489] kobject_init_and_add+0x12b/0x1a0
[ 220.757455][ T6489] ? __pfx_kobject_init_and_add+0x10/0x10
[ 220.757488][ T6489] ? __raw_spin_lock_init+0x45/0x100
[ 220.757517][ T6489] ? __init_swait_queue_head+0xa9/0x150
[ 220.757546][ T6489] gfs2_sys_fs_add+0x257/0x480
[ 220.757577][ T6489] ? is_dynamic_key+0x1ac/0x1c0
[ 220.757618][ T6489] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 220.757657][ T6489] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 220.757700][ T6489] gfs2_fill_super+0x13a7/0x21d0
[ 220.757741][ T6489] ? __pfx_gfs2_fill_super+0x10/0x10
[ 220.757772][ T6489] ? sb_set_blocksize+0x155/0x240
[ 220.757798][ T6489] ? setup_bdev_super+0x4c1/0x5b0
[ 220.757825][ T6489] get_tree_bdev_flags+0x431/0x4f0
[ 220.757847][ T6489] ? __pfx_gfs2_fill_super+0x10/0x10
[ 220.757869][ T6489] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 220.757890][ T6489] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 220.757925][ T6489] gfs2_get_tree+0x51/0x1e0
[ 220.757952][ T6489] vfs_get_tree+0x92/0x2a0
[ 220.757977][ T6489] do_new_mount+0x341/0xd30
[ 220.758003][ T6489] ? apparmor_capable+0x126/0x170
[ 220.758034][ T6489] ? __pfx_do_new_mount+0x10/0x10
[ 220.758062][ T6489] ? ns_capable+0x89/0xe0
[ 220.758094][ T6489] ? user_path_at+0xd4/0x160
[ 220.758128][ T6489] __se_sys_mount+0x31d/0x420
[ 220.758164][ T6489] ? __pfx___se_sys_mount+0x10/0x10
[ 220.758197][ T6489] ? __x64_sys_mount+0x20/0xc0
[ 220.758229][ T6489] do_syscall_64+0x14d/0xf80
[ 220.758256][ T6489] ? trace_irq_disable+0x3b/0x140
[ 220.758277][ T6489] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 220.758296][ T6489] ? clear_bhb_loop+0x40/0x90
[ 220.758321][ T6489] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 220.758341][ T6489] RIP: 0033:0x7fa17279da0a
[ 220.758361][ T6489] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 220.758378][ T6489] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 220.758401][ T6489] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 220.758416][ T6489] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 220.758436][ T6489] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 220.758450][ T6489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 220.758463][ T6489] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 220.758494][ T6489]
[ 221.045424][ T6489] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 221.059463][ T6489] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 221.442821][ T6492] loop1: detected capacity change from 0 to 32768
[ 221.465682][ T6492] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 221.473437][ T6492] CPU: 0 UID: 0 PID: 6492 Comm: syz.1.168 Not tainted syzkaller #0 PREEMPT(full)
[ 221.473464][ T6492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 221.473477][ T6492] Call Trace:
[ 221.473486][ T6492]
[ 221.473495][ T6492] dump_stack_lvl+0xe8/0x150
[ 221.473533][ T6492] sysfs_create_dir_ns+0x271/0x2a0
[ 221.473566][ T6492] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 221.473595][ T6492] ? do_raw_spin_unlock+0xf5/0x210
[ 221.473626][ T6492] kobject_add_internal+0x62b/0xd00
[ 221.473658][ T6492] kobject_init_and_add+0x12b/0x1a0
[ 221.473697][ T6492] ? __pfx_kobject_init_and_add+0x10/0x10
[ 221.473730][ T6492] ? __raw_spin_lock_init+0x45/0x100
[ 221.473758][ T6492] ? __init_swait_queue_head+0xa9/0x150
[ 221.473787][ T6492] gfs2_sys_fs_add+0x257/0x480
[ 221.473816][ T6492] ? is_dynamic_key+0x1ac/0x1c0
[ 221.473857][ T6492] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 221.473896][ T6492] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 221.473937][ T6492] gfs2_fill_super+0x13a7/0x21d0
[ 221.473979][ T6492] ? __pfx_gfs2_fill_super+0x10/0x10
[ 221.474008][ T6492] ? sb_set_blocksize+0x155/0x240
[ 221.474035][ T6492] ? setup_bdev_super+0x4c1/0x5b0
[ 221.474060][ T6492] get_tree_bdev_flags+0x431/0x4f0
[ 221.474084][ T6492] ? __pfx_gfs2_fill_super+0x10/0x10
[ 221.474108][ T6492] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 221.474128][ T6492] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 221.474161][ T6492] gfs2_get_tree+0x51/0x1e0
[ 221.474189][ T6492] vfs_get_tree+0x92/0x2a0
[ 221.474214][ T6492] do_new_mount+0x341/0xd30
[ 221.474240][ T6492] ? apparmor_capable+0x126/0x170
[ 221.474271][ T6492] ? __pfx_do_new_mount+0x10/0x10
[ 221.474299][ T6492] ? ns_capable+0x89/0xe0
[ 221.474330][ T6492] ? user_path_at+0xd4/0x160
[ 221.474364][ T6492] __se_sys_mount+0x31d/0x420
[ 221.474399][ T6492] ? __pfx___se_sys_mount+0x10/0x10
[ 221.474434][ T6492] ? __x64_sys_mount+0x20/0xc0
[ 221.474467][ T6492] do_syscall_64+0x14d/0xf80
[ 221.474493][ T6492] ? trace_irq_disable+0x3b/0x140
[ 221.474516][ T6492] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 221.474538][ T6492] ? clear_bhb_loop+0x40/0x90
[ 221.474563][ T6492] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 221.474590][ T6492] RIP: 0033:0x7fa17279da0a
[ 221.474610][ T6492] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 221.474626][ T6492] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 221.474650][ T6492] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 221.474666][ T6492] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 221.474681][ T6492] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 221.474694][ T6492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 221.474707][ T6492] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 221.474741][ T6492]
[ 221.474813][ T6492] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 221.777201][ T6492] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/03/22 05:46:35 executed programs: 154
[ 222.151125][ T6495] loop1: detected capacity change from 0 to 32768
[ 222.164169][ T6495] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.172169][ T6495] CPU: 1 UID: 0 PID: 6495 Comm: syz.1.169 Not tainted syzkaller #0 PREEMPT(full)
[ 222.172196][ T6495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 222.172209][ T6495] Call Trace:
[ 222.172218][ T6495]
[ 222.172227][ T6495] dump_stack_lvl+0xe8/0x150
[ 222.172266][ T6495] sysfs_create_dir_ns+0x271/0x2a0
[ 222.172298][ T6495] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 222.172328][ T6495] ? do_raw_spin_unlock+0xf5/0x210
[ 222.172359][ T6495] kobject_add_internal+0x62b/0xd00
[ 222.172388][ T6495] kobject_init_and_add+0x12b/0x1a0
[ 222.172423][ T6495] ? __pfx_kobject_init_and_add+0x10/0x10
[ 222.172453][ T6495] ? __raw_spin_lock_init+0x45/0x100
[ 222.172480][ T6495] ? __init_swait_queue_head+0xa9/0x150
[ 222.172510][ T6495] gfs2_sys_fs_add+0x257/0x480
[ 222.172538][ T6495] ? is_dynamic_key+0x1ac/0x1c0
[ 222.172581][ T6495] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 222.172619][ T6495] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 222.172659][ T6495] gfs2_fill_super+0x13a7/0x21d0
[ 222.172700][ T6495] ? __pfx_gfs2_fill_super+0x10/0x10
[ 222.172730][ T6495] ? sb_set_blocksize+0x155/0x240
[ 222.172759][ T6495] ? setup_bdev_super+0x4c1/0x5b0
[ 222.172786][ T6495] get_tree_bdev_flags+0x431/0x4f0
[ 222.172809][ T6495] ? __pfx_gfs2_fill_super+0x10/0x10
[ 222.172831][ T6495] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 222.172852][ T6495] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 222.172887][ T6495] gfs2_get_tree+0x51/0x1e0
[ 222.172914][ T6495] vfs_get_tree+0x92/0x2a0
[ 222.172940][ T6495] do_new_mount+0x341/0xd30
[ 222.172965][ T6495] ? apparmor_capable+0x126/0x170
[ 222.172995][ T6495] ? __pfx_do_new_mount+0x10/0x10
[ 222.173021][ T6495] ? ns_capable+0x89/0xe0
[ 222.173052][ T6495] ? user_path_at+0xd4/0x160
[ 222.173086][ T6495] __se_sys_mount+0x31d/0x420
[ 222.173119][ T6495] ? __pfx___se_sys_mount+0x10/0x10
[ 222.173154][ T6495] ? __x64_sys_mount+0x20/0xc0
[ 222.173185][ T6495] do_syscall_64+0x14d/0xf80
[ 222.173212][ T6495] ? trace_irq_disable+0x3b/0x140
[ 222.173236][ T6495] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 222.173257][ T6495] ? clear_bhb_loop+0x40/0x90
[ 222.173284][ T6495] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 222.173304][ T6495] RIP: 0033:0x7fa17279da0a
[ 222.173324][ T6495] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 222.173341][ T6495] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.173364][ T6495] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 222.173380][ T6495] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 222.173394][ T6495] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 222.173408][ T6495] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 222.173421][ T6495] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 222.173455][ T6495]
[ 222.173484][ T6495] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 222.475341][ T6495] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 222.845049][ T6498] loop1: detected capacity change from 0 to 32768
[ 222.857554][ T6498] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.865436][ T6498] CPU: 1 UID: 0 PID: 6498 Comm: syz.1.170 Not tainted syzkaller #0 PREEMPT(full)
[ 222.865463][ T6498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 222.865476][ T6498] Call Trace:
[ 222.865485][ T6498]
[ 222.865494][ T6498] dump_stack_lvl+0xe8/0x150
[ 222.865532][ T6498] sysfs_create_dir_ns+0x271/0x2a0
[ 222.865585][ T6498] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 222.865616][ T6498] ? do_raw_spin_unlock+0xf5/0x210
[ 222.865649][ T6498] kobject_add_internal+0x62b/0xd00
[ 222.865690][ T6498] kobject_init_and_add+0x12b/0x1a0
[ 222.865728][ T6498] ? __pfx_kobject_init_and_add+0x10/0x10
[ 222.865761][ T6498] ? __raw_spin_lock_init+0x45/0x100
[ 222.865789][ T6498] ? __init_swait_queue_head+0xa9/0x150
[ 222.865818][ T6498] gfs2_sys_fs_add+0x257/0x480
[ 222.865849][ T6498] ? is_dynamic_key+0x1ac/0x1c0
[ 222.865880][ T6498] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 222.865917][ T6498] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 222.865956][ T6498] gfs2_fill_super+0x13a7/0x21d0
[ 222.865996][ T6498] ? __pfx_gfs2_fill_super+0x10/0x10
[ 222.866023][ T6498] ? sb_set_blocksize+0x155/0x240
[ 222.866050][ T6498] ? setup_bdev_super+0x4c1/0x5b0
[ 222.866077][ T6498] get_tree_bdev_flags+0x431/0x4f0
[ 222.866100][ T6498] ? __pfx_gfs2_fill_super+0x10/0x10
[ 222.866124][ T6498] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 222.866143][ T6498] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 222.866175][ T6498] gfs2_get_tree+0x51/0x1e0
[ 222.866200][ T6498] vfs_get_tree+0x92/0x2a0
[ 222.866225][ T6498] do_new_mount+0x341/0xd30
[ 222.866250][ T6498] ? apparmor_capable+0x126/0x170
[ 222.866280][ T6498] ? __pfx_do_new_mount+0x10/0x10
[ 222.866306][ T6498] ? ns_capable+0x89/0xe0
[ 222.866336][ T6498] ? user_path_at+0xd4/0x160
[ 222.866369][ T6498] __se_sys_mount+0x31d/0x420
[ 222.866403][ T6498] ? __pfx___se_sys_mount+0x10/0x10
[ 222.866437][ T6498] ? __x64_sys_mount+0x20/0xc0
[ 222.866468][ T6498] do_syscall_64+0x14d/0xf80
[ 222.866495][ T6498] ? trace_irq_disable+0x3b/0x140
[ 222.866519][ T6498] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 222.866546][ T6498] ? clear_bhb_loop+0x40/0x90
[ 222.866571][ T6498] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 222.866592][ T6498] RIP: 0033:0x7fa17279da0a
[ 222.866613][ T6498] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 222.866629][ T6498] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.866653][ T6498] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 222.866678][ T6498] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 222.866692][ T6498] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 222.866708][ T6498] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 222.866722][ T6498] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 222.866755][ T6498]
[ 222.866810][ T6498] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 223.173848][ T6498] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 223.552574][ T6501] loop1: detected capacity change from 0 to 32768
[ 223.565771][ T6501] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 223.573664][ T6501] CPU: 1 UID: 0 PID: 6501 Comm: syz.1.171 Not tainted syzkaller #0 PREEMPT(full)
[ 223.573691][ T6501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 223.573704][ T6501] Call Trace:
[ 223.573712][ T6501]
[ 223.573721][ T6501] dump_stack_lvl+0xe8/0x150
[ 223.573759][ T6501] sysfs_create_dir_ns+0x271/0x2a0
[ 223.573791][ T6501] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 223.573821][ T6501] ? do_raw_spin_unlock+0xf5/0x210
[ 223.573853][ T6501] kobject_add_internal+0x62b/0xd00
[ 223.573883][ T6501] kobject_init_and_add+0x12b/0x1a0
[ 223.573921][ T6501] ? __pfx_kobject_init_and_add+0x10/0x10
[ 223.573954][ T6501] ? __raw_spin_lock_init+0x45/0x100
[ 223.573982][ T6501] ? __init_swait_queue_head+0xa9/0x150
[ 223.574012][ T6501] gfs2_sys_fs_add+0x257/0x480
[ 223.574040][ T6501] ? is_dynamic_key+0x1ac/0x1c0
[ 223.574070][ T6501] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 223.574111][ T6501] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 223.574150][ T6501] gfs2_fill_super+0x13a7/0x21d0
[ 223.574194][ T6501] ? __pfx_gfs2_fill_super+0x10/0x10
[ 223.574224][ T6501] ? sb_set_blocksize+0x155/0x240
[ 223.574251][ T6501] ? setup_bdev_super+0x4c1/0x5b0
[ 223.574276][ T6501] get_tree_bdev_flags+0x431/0x4f0
[ 223.574299][ T6501] ? __pfx_gfs2_fill_super+0x10/0x10
[ 223.574324][ T6501] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 223.574343][ T6501] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 223.574377][ T6501] gfs2_get_tree+0x51/0x1e0
[ 223.574406][ T6501] vfs_get_tree+0x92/0x2a0
[ 223.574430][ T6501] do_new_mount+0x341/0xd30
[ 223.574457][ T6501] ? apparmor_capable+0x126/0x170
[ 223.574487][ T6501] ? __pfx_do_new_mount+0x10/0x10
[ 223.574515][ T6501] ? ns_capable+0x89/0xe0
[ 223.574545][ T6501] ? user_path_at+0xd4/0x160
[ 223.574579][ T6501] __se_sys_mount+0x31d/0x420
[ 223.574624][ T6501] ? __pfx___se_sys_mount+0x10/0x10
[ 223.574666][ T6501] ? __x64_sys_mount+0x20/0xc0
[ 223.574696][ T6501] do_syscall_64+0x14d/0xf80
[ 223.574722][ T6501] ? trace_irq_disable+0x3b/0x140
[ 223.574747][ T6501] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 223.574769][ T6501] ? clear_bhb_loop+0x40/0x90
[ 223.574793][ T6501] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 223.574812][ T6501] RIP: 0033:0x7fa17279da0a
[ 223.574833][ T6501] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 223.574851][ T6501] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 223.574874][ T6501] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 223.574890][ T6501] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 223.574904][ T6501] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 223.574917][ T6501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 223.574931][ T6501] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 223.574965][ T6501]
[ 223.575022][ T6501] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 223.877524][ T6501] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 224.255960][ T6504] loop1: detected capacity change from 0 to 32768
[ 224.268991][ T6504] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 224.278908][ T6504] CPU: 0 UID: 0 PID: 6504 Comm: syz.1.172 Not tainted syzkaller #0 PREEMPT(full)
[ 224.278936][ T6504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 224.278949][ T6504] Call Trace:
[ 224.278958][ T6504]
[ 224.278967][ T6504] dump_stack_lvl+0xe8/0x150
[ 224.279005][ T6504] sysfs_create_dir_ns+0x271/0x2a0
[ 224.279037][ T6504] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 224.279068][ T6504] ? do_raw_spin_unlock+0xf5/0x210
[ 224.279099][ T6504] kobject_add_internal+0x62b/0xd00
[ 224.279129][ T6504] kobject_init_and_add+0x12b/0x1a0
[ 224.279168][ T6504] ? __pfx_kobject_init_and_add+0x10/0x10
[ 224.279200][ T6504] ? __raw_spin_lock_init+0x45/0x100
[ 224.279228][ T6504] ? __init_swait_queue_head+0xa9/0x150
[ 224.279258][ T6504] gfs2_sys_fs_add+0x257/0x480
[ 224.279287][ T6504] ? is_dynamic_key+0x1ac/0x1c0
[ 224.279319][ T6504] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 224.279359][ T6504] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 224.279400][ T6504] gfs2_fill_super+0x13a7/0x21d0
[ 224.279444][ T6504] ? __pfx_gfs2_fill_super+0x10/0x10
[ 224.279472][ T6504] ? sb_set_blocksize+0x155/0x240
[ 224.279500][ T6504] ? setup_bdev_super+0x4c1/0x5b0
[ 224.279527][ T6504] get_tree_bdev_flags+0x431/0x4f0
[ 224.279551][ T6504] ? __pfx_gfs2_fill_super+0x10/0x10
[ 224.279575][ T6504] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 224.279595][ T6504] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 224.279634][ T6504] gfs2_get_tree+0x51/0x1e0
[ 224.279661][ T6504] vfs_get_tree+0x92/0x2a0
[ 224.279686][ T6504] do_new_mount+0x341/0xd30
[ 224.279712][ T6504] ? apparmor_capable+0x126/0x170
[ 224.279742][ T6504] ? __pfx_do_new_mount+0x10/0x10
[ 224.279770][ T6504] ? ns_capable+0x89/0xe0
[ 224.279799][ T6504] ? user_path_at+0xd4/0x160
[ 224.279833][ T6504] __se_sys_mount+0x31d/0x420
[ 224.279868][ T6504] ? __pfx___se_sys_mount+0x10/0x10
[ 224.279924][ T6504] ? __x64_sys_mount+0x20/0xc0
[ 224.279955][ T6504] do_syscall_64+0x14d/0xf80
[ 224.279982][ T6504] ? trace_irq_disable+0x3b/0x140
[ 224.280006][ T6504] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 224.280028][ T6504] ? clear_bhb_loop+0x40/0x90
[ 224.280054][ T6504] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 224.280074][ T6504] RIP: 0033:0x7fa17279da0a
[ 224.280094][ T6504] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 224.280112][ T6504] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 224.280135][ T6504] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 224.280152][ T6504] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 224.280167][ T6504] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 224.280181][ T6504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 224.280194][ T6504] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 224.280229][ T6504]
[ 224.280282][ T6504] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 224.583439][ T6504] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 224.958068][ T6507] loop1: detected capacity change from 0 to 32768
[ 224.973235][ T6507] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 224.981321][ T6507] CPU: 1 UID: 0 PID: 6507 Comm: syz.1.173 Not tainted syzkaller #0 PREEMPT(full)
[ 224.981349][ T6507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 224.981361][ T6507] Call Trace:
[ 224.981371][ T6507]
[ 224.981378][ T6507] dump_stack_lvl+0xe8/0x150
[ 224.981416][ T6507] sysfs_create_dir_ns+0x271/0x2a0
[ 224.981447][ T6507] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 224.981477][ T6507] ? do_raw_spin_unlock+0xf5/0x210
[ 224.981507][ T6507] kobject_add_internal+0x62b/0xd00
[ 224.981537][ T6507] kobject_init_and_add+0x12b/0x1a0
[ 224.981574][ T6507] ? __pfx_kobject_init_and_add+0x10/0x10
[ 224.981606][ T6507] ? __raw_spin_lock_init+0x45/0x100
[ 224.981633][ T6507] ? __init_swait_queue_head+0xa9/0x150
[ 224.981672][ T6507] gfs2_sys_fs_add+0x257/0x480
[ 224.981701][ T6507] ? is_dynamic_key+0x1ac/0x1c0
[ 224.981732][ T6507] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 224.981770][ T6507] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 224.981809][ T6507] gfs2_fill_super+0x13a7/0x21d0
[ 224.981851][ T6507] ? __pfx_gfs2_fill_super+0x10/0x10
[ 224.981879][ T6507] ? sb_set_blocksize+0x155/0x240
[ 224.981905][ T6507] ? setup_bdev_super+0x4c1/0x5b0
[ 224.981937][ T6507] get_tree_bdev_flags+0x431/0x4f0
[ 224.981959][ T6507] ? __pfx_gfs2_fill_super+0x10/0x10
[ 224.981983][ T6507] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 224.982004][ T6507] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 224.982036][ T6507] gfs2_get_tree+0x51/0x1e0
[ 224.982064][ T6507] vfs_get_tree+0x92/0x2a0
[ 224.982088][ T6507] do_new_mount+0x341/0xd30
[ 224.982113][ T6507] ? apparmor_capable+0x126/0x170
[ 224.982141][ T6507] ? __pfx_do_new_mount+0x10/0x10
[ 224.982175][ T6507] ? ns_capable+0x89/0xe0
[ 224.982206][ T6507] ? user_path_at+0xd4/0x160
[ 224.982239][ T6507] __se_sys_mount+0x31d/0x420
[ 224.982272][ T6507] ? __pfx___se_sys_mount+0x10/0x10
[ 224.982307][ T6507] ? __x64_sys_mount+0x20/0xc0
[ 224.982337][ T6507] do_syscall_64+0x14d/0xf80
[ 224.982363][ T6507] ? trace_irq_disable+0x3b/0x140
[ 224.982387][ T6507] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 224.982409][ T6507] ? clear_bhb_loop+0x40/0x90
[ 224.982435][ T6507] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 224.982456][ T6507] RIP: 0033:0x7fa17279da0a
[ 224.982477][ T6507] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 224.982495][ T6507] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 224.982519][ T6507] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 224.982535][ T6507] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 224.982550][ T6507] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 224.982564][ T6507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 224.982578][ T6507] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 224.982612][ T6507]
[ 224.982661][ T6507] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 225.288933][ T6507] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 225.667225][ T6510] loop1: detected capacity change from 0 to 32768
[ 225.680254][ T6510] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 225.688911][ T6510] CPU: 0 UID: 0 PID: 6510 Comm: syz.1.174 Not tainted syzkaller #0 PREEMPT(full)
[ 225.688939][ T6510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 225.688951][ T6510] Call Trace:
[ 225.688959][ T6510]
[ 225.688968][ T6510] dump_stack_lvl+0xe8/0x150
[ 225.689006][ T6510] sysfs_create_dir_ns+0x271/0x2a0
[ 225.689038][ T6510] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 225.689069][ T6510] ? do_raw_spin_unlock+0xf5/0x210
[ 225.689102][ T6510] kobject_add_internal+0x62b/0xd00
[ 225.689129][ T6510] kobject_init_and_add+0x12b/0x1a0
[ 225.689163][ T6510] ? __pfx_kobject_init_and_add+0x10/0x10
[ 225.689194][ T6510] ? __raw_spin_lock_init+0x45/0x100
[ 225.689220][ T6510] ? __init_swait_queue_head+0xa9/0x150
[ 225.689250][ T6510] gfs2_sys_fs_add+0x257/0x480
[ 225.689278][ T6510] ? is_dynamic_key+0x1ac/0x1c0
[ 225.689308][ T6510] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 225.689346][ T6510] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 225.689385][ T6510] gfs2_fill_super+0x13a7/0x21d0
[ 225.689425][ T6510] ? __pfx_gfs2_fill_super+0x10/0x10
[ 225.689452][ T6510] ? sb_set_blocksize+0x155/0x240
[ 225.689477][ T6510] ? setup_bdev_super+0x4c1/0x5b0
[ 225.689500][ T6510] get_tree_bdev_flags+0x431/0x4f0
[ 225.689524][ T6510] ? __pfx_gfs2_fill_super+0x10/0x10
[ 225.689547][ T6510] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 225.689567][ T6510] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 225.689598][ T6510] gfs2_get_tree+0x51/0x1e0
[ 225.689624][ T6510] vfs_get_tree+0x92/0x2a0
[ 225.689647][ T6510] do_new_mount+0x341/0xd30
[ 225.689672][ T6510] ? apparmor_capable+0x126/0x170
[ 225.689708][ T6510] ? __pfx_do_new_mount+0x10/0x10
[ 225.689734][ T6510] ? ns_capable+0x89/0xe0
[ 225.689764][ T6510] ? user_path_at+0xd4/0x160
[ 225.689795][ T6510] __se_sys_mount+0x31d/0x420
[ 225.689829][ T6510] ? __pfx___se_sys_mount+0x10/0x10
[ 225.689863][ T6510] ? __x64_sys_mount+0x20/0xc0
[ 225.689901][ T6510] do_syscall_64+0x14d/0xf80
[ 225.689924][ T6510] ? trace_irq_disable+0x3b/0x140
[ 225.689943][ T6510] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 225.689960][ T6510] ? clear_bhb_loop+0x40/0x90
[ 225.689980][ T6510] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 225.689997][ T6510] RIP: 0033:0x7fa17279da0a
[ 225.690013][ T6510] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 225.690027][ T6510] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 225.690046][ T6510] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 225.690059][ T6510] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 225.690071][ T6510] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 225.690082][ T6510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 225.690092][ T6510] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 225.690119][ T6510]
[ 225.690244][ T6510] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 225.993709][ T6510] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 226.380547][ T6513] loop1: detected capacity change from 0 to 32768
[ 226.405999][ T6513] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 226.414038][ T6513] CPU: 0 UID: 0 PID: 6513 Comm: syz.1.175 Not tainted syzkaller #0 PREEMPT(full)
[ 226.414065][ T6513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 226.414077][ T6513] Call Trace:
[ 226.414086][ T6513]
[ 226.414096][ T6513] dump_stack_lvl+0xe8/0x150
[ 226.414132][ T6513] sysfs_create_dir_ns+0x271/0x2a0
[ 226.414164][ T6513] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 226.414193][ T6513] ? do_raw_spin_unlock+0xf5/0x210
[ 226.414227][ T6513] kobject_add_internal+0x62b/0xd00
[ 226.414259][ T6513] kobject_init_and_add+0x12b/0x1a0
[ 226.414296][ T6513] ? __pfx_kobject_init_and_add+0x10/0x10
[ 226.414329][ T6513] ? __raw_spin_lock_init+0x45/0x100
[ 226.414356][ T6513] ? __init_swait_queue_head+0xa9/0x150
[ 226.414386][ T6513] gfs2_sys_fs_add+0x257/0x480
[ 226.414416][ T6513] ? is_dynamic_key+0x1ac/0x1c0
[ 226.414448][ T6513] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 226.414485][ T6513] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 226.414527][ T6513] gfs2_fill_super+0x13a7/0x21d0
[ 226.414570][ T6513] ? __pfx_gfs2_fill_super+0x10/0x10
[ 226.414599][ T6513] ? sb_set_blocksize+0x155/0x240
[ 226.414626][ T6513] ? setup_bdev_super+0x4c1/0x5b0
[ 226.414652][ T6513] get_tree_bdev_flags+0x431/0x4f0
[ 226.414675][ T6513] ? __pfx_gfs2_fill_super+0x10/0x10
[ 226.414698][ T6513] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 226.414719][ T6513] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 226.414752][ T6513] gfs2_get_tree+0x51/0x1e0
[ 226.414780][ T6513] vfs_get_tree+0x92/0x2a0
[ 226.414807][ T6513] do_new_mount+0x341/0xd30
[ 226.414833][ T6513] ? apparmor_capable+0x126/0x170
[ 226.414862][ T6513] ? __pfx_do_new_mount+0x10/0x10
[ 226.414899][ T6513] ? ns_capable+0x89/0xe0
[ 226.414938][ T6513] ? user_path_at+0xd4/0x160
[ 226.414971][ T6513] __se_sys_mount+0x31d/0x420
[ 226.415006][ T6513] ? __pfx___se_sys_mount+0x10/0x10
[ 226.415042][ T6513] ? __x64_sys_mount+0x20/0xc0
[ 226.415072][ T6513] do_syscall_64+0x14d/0xf80
[ 226.415099][ T6513] ? trace_irq_disable+0x3b/0x140
[ 226.415124][ T6513] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 226.415146][ T6513] ? clear_bhb_loop+0x40/0x90
[ 226.415172][ T6513] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 226.415194][ T6513] RIP: 0033:0x7fa17279da0a
[ 226.415213][ T6513] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 226.415231][ T6513] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.415254][ T6513] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 226.415269][ T6513] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 226.415283][ T6513] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 226.415297][ T6513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 226.415310][ T6513] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 226.415343][ T6513]
[ 226.415590][ T6513] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.717705][ T6513] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.098519][ T6516] loop1: detected capacity change from 0 to 32768
[ 227.113021][ T6516] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.121176][ T6516] CPU: 1 UID: 0 PID: 6516 Comm: syz.1.176 Not tainted syzkaller #0 PREEMPT(full)
[ 227.121204][ T6516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 227.121217][ T6516] Call Trace:
[ 227.121226][ T6516]
[ 227.121236][ T6516] dump_stack_lvl+0xe8/0x150
[ 227.121275][ T6516] sysfs_create_dir_ns+0x271/0x2a0
[ 227.121309][ T6516] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 227.121340][ T6516] ? do_raw_spin_unlock+0xf5/0x210
[ 227.121373][ T6516] kobject_add_internal+0x62b/0xd00
[ 227.121404][ T6516] kobject_init_and_add+0x12b/0x1a0
[ 227.121442][ T6516] ? __pfx_kobject_init_and_add+0x10/0x10
[ 227.121474][ T6516] ? __raw_spin_lock_init+0x45/0x100
[ 227.121500][ T6516] ? __init_swait_queue_head+0xa9/0x150
[ 227.121530][ T6516] gfs2_sys_fs_add+0x257/0x480
[ 227.121642][ T6516] ? is_dynamic_key+0x1ac/0x1c0
[ 227.121670][ T6516] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 227.121710][ T6516] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 227.121751][ T6516] gfs2_fill_super+0x13a7/0x21d0
[ 227.121791][ T6516] ? __pfx_gfs2_fill_super+0x10/0x10
[ 227.121819][ T6516] ? sb_set_blocksize+0x155/0x240
[ 227.121847][ T6516] ? setup_bdev_super+0x4c1/0x5b0
[ 227.121873][ T6516] get_tree_bdev_flags+0x431/0x4f0
[ 227.121897][ T6516] ? __pfx_gfs2_fill_super+0x10/0x10
[ 227.121920][ T6516] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 227.121946][ T6516] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 227.121979][ T6516] gfs2_get_tree+0x51/0x1e0
[ 227.122006][ T6516] vfs_get_tree+0x92/0x2a0
[ 227.122030][ T6516] do_new_mount+0x341/0xd30
[ 227.122055][ T6516] ? apparmor_capable+0x126/0x170
[ 227.122086][ T6516] ? __pfx_do_new_mount+0x10/0x10
[ 227.122114][ T6516] ? ns_capable+0x89/0xe0
[ 227.122143][ T6516] ? user_path_at+0xd4/0x160
[ 227.122176][ T6516] __se_sys_mount+0x31d/0x420
[ 227.122211][ T6516] ? __pfx___se_sys_mount+0x10/0x10
[ 227.122246][ T6516] ? __x64_sys_mount+0x20/0xc0
[ 227.122275][ T6516] do_syscall_64+0x14d/0xf80
[ 227.122308][ T6516] ? trace_irq_disable+0x3b/0x140
[ 227.122332][ T6516] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 227.122354][ T6516] ? clear_bhb_loop+0x40/0x90
[ 227.122379][ T6516] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 227.122401][ T6516] RIP: 0033:0x7fa17279da0a
[ 227.122422][ T6516] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 227.122439][ T6516] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.122462][ T6516] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 227.122477][ T6516] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 227.122491][ T6516] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 227.122506][ T6516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 227.122520][ T6516] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 227.122564][ T6516]
[ 227.122619][ T6516] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 227.426341][ T6516] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/03/22 05:46:40 executed programs: 162
[ 227.806669][ T6519] loop1: detected capacity change from 0 to 32768
[ 227.820675][ T6519] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.828321][ T6519] CPU: 1 UID: 0 PID: 6519 Comm: syz.1.177 Not tainted syzkaller #0 PREEMPT(full)
[ 227.828348][ T6519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 227.828360][ T6519] Call Trace:
[ 227.828369][ T6519]
[ 227.828378][ T6519] dump_stack_lvl+0xe8/0x150
[ 227.828416][ T6519] sysfs_create_dir_ns+0x271/0x2a0
[ 227.828454][ T6519] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 227.828485][ T6519] ? do_raw_spin_unlock+0xf5/0x210
[ 227.828517][ T6519] kobject_add_internal+0x62b/0xd00
[ 227.828548][ T6519] kobject_init_and_add+0x12b/0x1a0
[ 227.828586][ T6519] ? __pfx_kobject_init_and_add+0x10/0x10
[ 227.828627][ T6519] ? __raw_spin_lock_init+0x45/0x100
[ 227.828655][ T6519] ? __init_swait_queue_head+0xa9/0x150
[ 227.828686][ T6519] gfs2_sys_fs_add+0x257/0x480
[ 227.828714][ T6519] ? is_dynamic_key+0x1ac/0x1c0
[ 227.828745][ T6519] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 227.828785][ T6519] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 227.828826][ T6519] gfs2_fill_super+0x13a7/0x21d0
[ 227.828866][ T6519] ? __pfx_gfs2_fill_super+0x10/0x10
[ 227.828895][ T6519] ? sb_set_blocksize+0x155/0x240
[ 227.828921][ T6519] ? setup_bdev_super+0x4c1/0x5b0
[ 227.828947][ T6519] get_tree_bdev_flags+0x431/0x4f0
[ 227.828971][ T6519] ? __pfx_gfs2_fill_super+0x10/0x10
[ 227.828994][ T6519] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 227.829014][ T6519] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 227.829048][ T6519] gfs2_get_tree+0x51/0x1e0
[ 227.829075][ T6519] vfs_get_tree+0x92/0x2a0
[ 227.829100][ T6519] do_new_mount+0x341/0xd30
[ 227.829125][ T6519] ? apparmor_capable+0x126/0x170
[ 227.829156][ T6519] ? __pfx_do_new_mount+0x10/0x10
[ 227.829183][ T6519] ? ns_capable+0x89/0xe0
[ 227.829214][ T6519] ? user_path_at+0xd4/0x160
[ 227.829248][ T6519] __se_sys_mount+0x31d/0x420
[ 227.829283][ T6519] ? __pfx___se_sys_mount+0x10/0x10
[ 227.829318][ T6519] ? __x64_sys_mount+0x20/0xc0
[ 227.829349][ T6519] do_syscall_64+0x14d/0xf80
[ 227.829375][ T6519] ? trace_irq_disable+0x3b/0x140
[ 227.829398][ T6519] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 227.829419][ T6519] ? clear_bhb_loop+0x40/0x90
[ 227.829444][ T6519] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 227.829465][ T6519] RIP: 0033:0x7fa17279da0a
[ 227.829486][ T6519] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 227.829504][ T6519] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.829527][ T6519] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 227.829542][ T6519] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 227.829556][ T6519] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 227.829570][ T6519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 227.829584][ T6519] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 227.829628][ T6519]
[ 228.118969][ T6519] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.133043][ T6519] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 228.515710][ T6522] loop1: detected capacity change from 0 to 32768
[ 228.526652][ T6522] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 228.534531][ T6522] CPU: 0 UID: 0 PID: 6522 Comm: syz.1.178 Not tainted syzkaller #0 PREEMPT(full)
[ 228.534558][ T6522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 228.534581][ T6522] Call Trace:
[ 228.534591][ T6522]
[ 228.534599][ T6522] dump_stack_lvl+0xe8/0x150
[ 228.534639][ T6522] sysfs_create_dir_ns+0x271/0x2a0
[ 228.534673][ T6522] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 228.534704][ T6522] ? do_raw_spin_unlock+0xf5/0x210
[ 228.534737][ T6522] kobject_add_internal+0x62b/0xd00
[ 228.534769][ T6522] kobject_init_and_add+0x12b/0x1a0
[ 228.534807][ T6522] ? __pfx_kobject_init_and_add+0x10/0x10
[ 228.534839][ T6522] ? __raw_spin_lock_init+0x45/0x100
[ 228.534867][ T6522] ? __init_swait_queue_head+0xa9/0x150
[ 228.534897][ T6522] gfs2_sys_fs_add+0x257/0x480
[ 228.534927][ T6522] ? is_dynamic_key+0x1ac/0x1c0
[ 228.534958][ T6522] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 228.534997][ T6522] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 228.535039][ T6522] gfs2_fill_super+0x13a7/0x21d0
[ 228.535081][ T6522] ? __pfx_gfs2_fill_super+0x10/0x10
[ 228.535111][ T6522] ? sb_set_blocksize+0x155/0x240
[ 228.535137][ T6522] ? setup_bdev_super+0x4c1/0x5b0
[ 228.535164][ T6522] get_tree_bdev_flags+0x431/0x4f0
[ 228.535188][ T6522] ? __pfx_gfs2_fill_super+0x10/0x10
[ 228.535213][ T6522] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 228.535234][ T6522] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 228.535268][ T6522] gfs2_get_tree+0x51/0x1e0
[ 228.535296][ T6522] vfs_get_tree+0x92/0x2a0
[ 228.535322][ T6522] do_new_mount+0x341/0xd30
[ 228.535347][ T6522] ? apparmor_capable+0x126/0x170
[ 228.535378][ T6522] ? __pfx_do_new_mount+0x10/0x10
[ 228.535406][ T6522] ? ns_capable+0x89/0xe0
[ 228.535437][ T6522] ? user_path_at+0xd4/0x160
[ 228.535470][ T6522] __se_sys_mount+0x31d/0x420
[ 228.535505][ T6522] ? __pfx___se_sys_mount+0x10/0x10
[ 228.535546][ T6522] ? __x64_sys_mount+0x20/0xc0
[ 228.535586][ T6522] do_syscall_64+0x14d/0xf80
[ 228.535612][ T6522] ? trace_irq_disable+0x3b/0x140
[ 228.535637][ T6522] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 228.535658][ T6522] ? clear_bhb_loop+0x40/0x90
[ 228.535684][ T6522] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 228.535705][ T6522] RIP: 0033:0x7fa17279da0a
[ 228.535726][ T6522] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 228.535744][ T6522] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.535768][ T6522] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 228.535784][ T6522] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 228.535799][ T6522] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 228.535812][ T6522] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 228.535825][ T6522] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 228.535859][ T6522]
[ 228.535916][ T6522] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.838895][ T6522] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.215078][ T6525] loop1: detected capacity change from 0 to 32768
[ 229.226907][ T6525] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 229.235160][ T6525] CPU: 1 UID: 0 PID: 6525 Comm: syz.1.179 Not tainted syzkaller #0 PREEMPT(full)
[ 229.235185][ T6525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 229.235197][ T6525] Call Trace:
[ 229.235205][ T6525]
[ 229.235214][ T6525] dump_stack_lvl+0xe8/0x150
[ 229.235247][ T6525] sysfs_create_dir_ns+0x271/0x2a0
[ 229.235274][ T6525] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 229.235298][ T6525] ? do_raw_spin_unlock+0xf5/0x210
[ 229.235323][ T6525] kobject_add_internal+0x62b/0xd00
[ 229.235348][ T6525] kobject_init_and_add+0x12b/0x1a0
[ 229.235378][ T6525] ? __pfx_kobject_init_and_add+0x10/0x10
[ 229.235404][ T6525] ? __raw_spin_lock_init+0x45/0x100
[ 229.235426][ T6525] ? __init_swait_queue_head+0xa9/0x150
[ 229.235449][ T6525] gfs2_sys_fs_add+0x257/0x480
[ 229.235473][ T6525] ? is_dynamic_key+0x1ac/0x1c0
[ 229.235498][ T6525] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 229.235529][ T6525] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 229.235562][ T6525] gfs2_fill_super+0x13a7/0x21d0
[ 229.235595][ T6525] ? __pfx_gfs2_fill_super+0x10/0x10
[ 229.235617][ T6525] ? sb_set_blocksize+0x155/0x240
[ 229.235638][ T6525] ? setup_bdev_super+0x4c1/0x5b0
[ 229.235659][ T6525] get_tree_bdev_flags+0x431/0x4f0
[ 229.235677][ T6525] ? __pfx_gfs2_fill_super+0x10/0x10
[ 229.235695][ T6525] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 229.235711][ T6525] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 229.235737][ T6525] gfs2_get_tree+0x51/0x1e0
[ 229.235763][ T6525] vfs_get_tree+0x92/0x2a0
[ 229.235791][ T6525] do_new_mount+0x341/0xd30
[ 229.235811][ T6525] ? apparmor_capable+0x126/0x170
[ 229.235834][ T6525] ? __pfx_do_new_mount+0x10/0x10
[ 229.235855][ T6525] ? ns_capable+0x89/0xe0
[ 229.235880][ T6525] ? user_path_at+0xd4/0x160
[ 229.235907][ T6525] __se_sys_mount+0x31d/0x420
[ 229.235935][ T6525] ? __pfx___se_sys_mount+0x10/0x10
[ 229.235962][ T6525] ? __x64_sys_mount+0x20/0xc0
[ 229.235985][ T6525] do_syscall_64+0x14d/0xf80
[ 229.236006][ T6525] ? trace_irq_disable+0x3b/0x140
[ 229.236026][ T6525] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 229.236042][ T6525] ? clear_bhb_loop+0x40/0x90
[ 229.236062][ T6525] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 229.236078][ T6525] RIP: 0033:0x7fa17279da0a
[ 229.236095][ T6525] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 229.236109][ T6525] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 229.236127][ T6525] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 229.236140][ T6525] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 229.236151][ T6525] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 229.236162][ T6525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 229.236172][ T6525] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 229.236199][ T6525]
[ 229.236238][ T6525] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 229.539862][ T6525] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.912819][ T6528] loop1: detected capacity change from 0 to 32768
[ 229.927750][ T6528] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 229.935647][ T6528] CPU: 0 UID: 0 PID: 6528 Comm: syz.1.180 Not tainted syzkaller #0 PREEMPT(full)
[ 229.935675][ T6528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 229.935688][ T6528] Call Trace:
[ 229.935697][ T6528]
[ 229.935706][ T6528] dump_stack_lvl+0xe8/0x150
[ 229.935744][ T6528] sysfs_create_dir_ns+0x271/0x2a0
[ 229.935777][ T6528] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 229.935807][ T6528] ? do_raw_spin_unlock+0xf5/0x210
[ 229.935840][ T6528] kobject_add_internal+0x62b/0xd00
[ 229.935871][ T6528] kobject_init_and_add+0x12b/0x1a0
[ 229.935907][ T6528] ? __pfx_kobject_init_and_add+0x10/0x10
[ 229.935941][ T6528] ? __raw_spin_lock_init+0x45/0x100
[ 229.935969][ T6528] ? __init_swait_queue_head+0xa9/0x150
[ 229.935999][ T6528] gfs2_sys_fs_add+0x257/0x480
[ 229.936029][ T6528] ? is_dynamic_key+0x1ac/0x1c0
[ 229.936061][ T6528] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 229.936100][ T6528] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 229.936141][ T6528] gfs2_fill_super+0x13a7/0x21d0
[ 229.936182][ T6528] ? __pfx_gfs2_fill_super+0x10/0x10
[ 229.936211][ T6528] ? sb_set_blocksize+0x155/0x240
[ 229.936239][ T6528] ? setup_bdev_super+0x4c1/0x5b0
[ 229.936267][ T6528] get_tree_bdev_flags+0x431/0x4f0
[ 229.936291][ T6528] ? __pfx_gfs2_fill_super+0x10/0x10
[ 229.936315][ T6528] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 229.936335][ T6528] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 229.936369][ T6528] gfs2_get_tree+0x51/0x1e0
[ 229.936396][ T6528] vfs_get_tree+0x92/0x2a0
[ 229.936421][ T6528] do_new_mount+0x341/0xd30
[ 229.936447][ T6528] ? apparmor_capable+0x126/0x170
[ 229.936479][ T6528] ? __pfx_do_new_mount+0x10/0x10
[ 229.936505][ T6528] ? ns_capable+0x89/0xe0
[ 229.936535][ T6528] ? user_path_at+0xd4/0x160
[ 229.936580][ T6528] __se_sys_mount+0x31d/0x420
[ 229.936615][ T6528] ? __pfx___se_sys_mount+0x10/0x10
[ 229.936649][ T6528] ? __x64_sys_mount+0x20/0xc0
[ 229.936680][ T6528] do_syscall_64+0x14d/0xf80
[ 229.936713][ T6528] ? trace_irq_disable+0x3b/0x140
[ 229.936737][ T6528] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 229.936758][ T6528] ? clear_bhb_loop+0x40/0x90
[ 229.936782][ T6528] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 229.936801][ T6528] RIP: 0033:0x7fa17279da0a
[ 229.936821][ T6528] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 229.936839][ T6528] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 229.936863][ T6528] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 229.936878][ T6528] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 229.936892][ T6528] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 229.936906][ T6528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 229.936919][ T6528] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 229.936951][ T6528]
[ 229.936993][ T6528] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 230.241123][ T6528] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 230.643523][ T6531] loop1: detected capacity change from 0 to 32768
[ 230.658342][ T6531] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 230.673557][ T6531] CPU: 0 UID: 0 PID: 6531 Comm: syz.1.181 Not tainted syzkaller #0 PREEMPT(full)
[ 230.673586][ T6531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 230.673598][ T6531] Call Trace:
[ 230.673607][ T6531]
[ 230.673617][ T6531] dump_stack_lvl+0xe8/0x150
[ 230.673654][ T6531] sysfs_create_dir_ns+0x271/0x2a0
[ 230.673687][ T6531] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 230.673719][ T6531] ? do_raw_spin_unlock+0xf5/0x210
[ 230.673751][ T6531] kobject_add_internal+0x62b/0xd00
[ 230.673794][ T6531] kobject_init_and_add+0x12b/0x1a0
[ 230.673831][ T6531] ? __pfx_kobject_init_and_add+0x10/0x10
[ 230.673865][ T6531] ? __raw_spin_lock_init+0x45/0x100
[ 230.673894][ T6531] ? __init_swait_queue_head+0xa9/0x150
[ 230.673925][ T6531] gfs2_sys_fs_add+0x257/0x480
[ 230.673956][ T6531] ? is_dynamic_key+0x1ac/0x1c0
[ 230.673988][ T6531] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 230.674028][ T6531] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 230.674070][ T6531] gfs2_fill_super+0x13a7/0x21d0
[ 230.674113][ T6531] ? __pfx_gfs2_fill_super+0x10/0x10
[ 230.674143][ T6531] ? sb_set_blocksize+0x155/0x240
[ 230.674171][ T6531] ? setup_bdev_super+0x4c1/0x5b0
[ 230.674198][ T6531] get_tree_bdev_flags+0x431/0x4f0
[ 230.674221][ T6531] ? __pfx_gfs2_fill_super+0x10/0x10
[ 230.674246][ T6531] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 230.674268][ T6531] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 230.674301][ T6531] gfs2_get_tree+0x51/0x1e0
[ 230.674329][ T6531] vfs_get_tree+0x92/0x2a0
[ 230.674356][ T6531] do_new_mount+0x341/0xd30
[ 230.674382][ T6531] ? apparmor_capable+0x126/0x170
[ 230.674412][ T6531] ? __pfx_do_new_mount+0x10/0x10
[ 230.674441][ T6531] ? ns_capable+0x89/0xe0
[ 230.674473][ T6531] ? user_path_at+0xd4/0x160
[ 230.674507][ T6531] __se_sys_mount+0x31d/0x420
[ 230.674541][ T6531] ? __pfx___se_sys_mount+0x10/0x10
[ 230.674576][ T6531] ? __x64_sys_mount+0x20/0xc0
[ 230.674608][ T6531] do_syscall_64+0x14d/0xf80
[ 230.674635][ T6531] ? trace_irq_disable+0x3b/0x140
[ 230.674661][ T6531] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 230.674684][ T6531] ? clear_bhb_loop+0x40/0x90
[ 230.674709][ T6531] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 230.674731][ T6531] RIP: 0033:0x7fa17279da0a
[ 230.674751][ T6531] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 230.674780][ T6531] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 230.674805][ T6531] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 230.674821][ T6531] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 230.674835][ T6531] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 230.674850][ T6531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 230.674864][ T6531] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 230.674899][ T6531]
[ 230.674928][ T6531] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 230.978334][ T6531] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 231.360219][ T6534] loop1: detected capacity change from 0 to 32768
[ 231.380919][ T6534] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 231.389011][ T6534] CPU: 0 UID: 0 PID: 6534 Comm: syz.1.182 Not tainted syzkaller #0 PREEMPT(full)
[ 231.389041][ T6534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 231.389053][ T6534] Call Trace:
[ 231.389062][ T6534]
[ 231.389071][ T6534] dump_stack_lvl+0xe8/0x150
[ 231.389108][ T6534] sysfs_create_dir_ns+0x271/0x2a0
[ 231.389138][ T6534] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 231.389168][ T6534] ? do_raw_spin_unlock+0xf5/0x210
[ 231.389198][ T6534] kobject_add_internal+0x62b/0xd00
[ 231.389227][ T6534] kobject_init_and_add+0x12b/0x1a0
[ 231.389257][ T6534] ? __pfx_kobject_init_and_add+0x10/0x10
[ 231.389278][ T6534] ? __raw_spin_lock_init+0x45/0x100
[ 231.389295][ T6534] ? __init_swait_queue_head+0xa9/0x150
[ 231.389313][ T6534] gfs2_sys_fs_add+0x257/0x480
[ 231.389332][ T6534] ? is_dynamic_key+0x1ac/0x1c0
[ 231.389351][ T6534] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 231.389375][ T6534] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 231.389398][ T6534] gfs2_fill_super+0x13a7/0x21d0
[ 231.389422][ T6534] ? __pfx_gfs2_fill_super+0x10/0x10
[ 231.389439][ T6534] ? sb_set_blocksize+0x155/0x240
[ 231.389456][ T6534] ? setup_bdev_super+0x4c1/0x5b0
[ 231.389472][ T6534] get_tree_bdev_flags+0x431/0x4f0
[ 231.389486][ T6534] ? __pfx_gfs2_fill_super+0x10/0x10
[ 231.389501][ T6534] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 231.389516][ T6534] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 231.389535][ T6534] gfs2_get_tree+0x51/0x1e0
[ 231.389551][ T6534] vfs_get_tree+0x92/0x2a0
[ 231.389566][ T6534] do_new_mount+0x341/0xd30
[ 231.389582][ T6534] ? apparmor_capable+0x126/0x170
[ 231.389600][ T6534] ? __pfx_do_new_mount+0x10/0x10
[ 231.389617][ T6534] ? ns_capable+0x89/0xe0
[ 231.389634][ T6534] ? user_path_at+0xd4/0x160
[ 231.389655][ T6534] __se_sys_mount+0x31d/0x420
[ 231.389676][ T6534] ? __pfx___se_sys_mount+0x10/0x10
[ 231.389697][ T6534] ? __x64_sys_mount+0x20/0xc0
[ 231.389715][ T6534] do_syscall_64+0x14d/0xf80
[ 231.389732][ T6534] ? trace_irq_disable+0x3b/0x140
[ 231.389747][ T6534] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 231.389768][ T6534] ? clear_bhb_loop+0x40/0x90
[ 231.389783][ T6534] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 231.389800][ T6534] RIP: 0033:0x7fa17279da0a
[ 231.389813][ T6534] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 231.389825][ T6534] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 231.389841][ T6534] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 231.389854][ T6534] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 231.389866][ T6534] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 231.389879][ T6534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 231.389892][ T6534] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 231.389915][ T6534]
[ 231.389943][ T6534] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 231.692193][ T6534] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 232.064784][ T6537] loop1: detected capacity change from 0 to 32768
[ 232.088377][ T6537] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 232.097352][ T6537] CPU: 0 UID: 0 PID: 6537 Comm: syz.1.183 Not tainted syzkaller #0 PREEMPT(full)
[ 232.097381][ T6537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 232.097393][ T6537] Call Trace:
[ 232.097401][ T6537]
[ 232.097409][ T6537] dump_stack_lvl+0xe8/0x150
[ 232.097446][ T6537] sysfs_create_dir_ns+0x271/0x2a0
[ 232.097479][ T6537] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 232.097510][ T6537] ? do_raw_spin_unlock+0xf5/0x210
[ 232.097537][ T6537] kobject_add_internal+0x62b/0xd00
[ 232.097566][ T6537] kobject_init_and_add+0x12b/0x1a0
[ 232.097602][ T6537] ? __pfx_kobject_init_and_add+0x10/0x10
[ 232.097635][ T6537] ? __raw_spin_lock_init+0x45/0x100
[ 232.097663][ T6537] ? __init_swait_queue_head+0xa9/0x150
[ 232.097693][ T6537] gfs2_sys_fs_add+0x257/0x480
[ 232.097724][ T6537] ? is_dynamic_key+0x1ac/0x1c0
[ 232.097754][ T6537] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 232.097793][ T6537] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 232.097843][ T6537] gfs2_fill_super+0x13a7/0x21d0
[ 232.097886][ T6537] ? __pfx_gfs2_fill_super+0x10/0x10
[ 232.097915][ T6537] ? sb_set_blocksize+0x155/0x240
[ 232.097941][ T6537] ? setup_bdev_super+0x4c1/0x5b0
[ 232.097966][ T6537] get_tree_bdev_flags+0x431/0x4f0
[ 232.097990][ T6537] ? __pfx_gfs2_fill_super+0x10/0x10
[ 232.098014][ T6537] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 232.098034][ T6537] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 232.098067][ T6537] gfs2_get_tree+0x51/0x1e0
[ 232.098096][ T6537] vfs_get_tree+0x92/0x2a0
[ 232.098120][ T6537] do_new_mount+0x341/0xd30
[ 232.098147][ T6537] ? apparmor_capable+0x126/0x170
[ 232.098177][ T6537] ? __pfx_do_new_mount+0x10/0x10
[ 232.098205][ T6537] ? ns_capable+0x89/0xe0
[ 232.098236][ T6537] ? user_path_at+0xd4/0x160
[ 232.098271][ T6537] __se_sys_mount+0x31d/0x420
[ 232.098304][ T6537] ? __pfx___se_sys_mount+0x10/0x10
[ 232.098339][ T6537] ? __x64_sys_mount+0x20/0xc0
[ 232.098369][ T6537] do_syscall_64+0x14d/0xf80
[ 232.098396][ T6537] ? trace_irq_disable+0x3b/0x140
[ 232.098426][ T6537] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 232.098447][ T6537] ? clear_bhb_loop+0x40/0x90
[ 232.098473][ T6537] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 232.098493][ T6537] RIP: 0033:0x7fa17279da0a
[ 232.098514][ T6537] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 232.098532][ T6537] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 232.098555][ T6537] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 232.098570][ T6537] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 232.098584][ T6537] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 232.098597][ T6537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 232.098610][ T6537] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 232.098643][ T6537]
[ 232.384571][ T6537] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 232.398555][ T6537] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 232.778820][ T6540] loop1: detected capacity change from 0 to 32768
[ 232.792027][ T6540] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 232.799960][ T6540] CPU: 0 UID: 0 PID: 6540 Comm: syz.1.184 Not tainted syzkaller #0 PREEMPT(full)
[ 232.799988][ T6540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 232.800000][ T6540] Call Trace:
[ 232.800008][ T6540]
[ 232.800016][ T6540] dump_stack_lvl+0xe8/0x150
[ 232.800054][ T6540] sysfs_create_dir_ns+0x271/0x2a0
[ 232.800088][ T6540] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 232.800119][ T6540] ? do_raw_spin_unlock+0xf5/0x210
[ 232.800149][ T6540] kobject_add_internal+0x62b/0xd00
[ 232.800176][ T6540] kobject_init_and_add+0x12b/0x1a0
[ 232.800211][ T6540] ? __pfx_kobject_init_and_add+0x10/0x10
[ 232.800241][ T6540] ? __raw_spin_lock_init+0x45/0x100
[ 232.800267][ T6540] ? __init_swait_queue_head+0xa9/0x150
[ 232.800298][ T6540] gfs2_sys_fs_add+0x257/0x480
[ 232.800326][ T6540] ? is_dynamic_key+0x1ac/0x1c0
[ 232.800356][ T6540] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 232.800395][ T6540] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 232.800434][ T6540] gfs2_fill_super+0x13a7/0x21d0
[ 232.800475][ T6540] ? __pfx_gfs2_fill_super+0x10/0x10
[ 232.800502][ T6540] ? sb_set_blocksize+0x155/0x240
[ 232.800529][ T6540] ? setup_bdev_super+0x4c1/0x5b0
[ 232.800554][ T6540] get_tree_bdev_flags+0x431/0x4f0
[ 232.800576][ T6540] ? __pfx_gfs2_fill_super+0x10/0x10
[ 232.800598][ T6540] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 232.800617][ T6540] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 232.800649][ T6540] gfs2_get_tree+0x51/0x1e0
[ 232.800678][ T6540] vfs_get_tree+0x92/0x2a0
[ 232.800703][ T6540] do_new_mount+0x341/0xd30
[ 232.800729][ T6540] ? apparmor_capable+0x126/0x170
[ 232.800759][ T6540] ? __pfx_do_new_mount+0x10/0x10
[ 232.800787][ T6540] ? ns_capable+0x89/0xe0
[ 232.800817][ T6540] ? user_path_at+0xd4/0x160
[ 232.800860][ T6540] __se_sys_mount+0x31d/0x420
[ 232.800895][ T6540] ? __pfx___se_sys_mount+0x10/0x10
[ 232.800929][ T6540] ? __x64_sys_mount+0x20/0xc0
[ 232.800957][ T6540] do_syscall_64+0x14d/0xf80
[ 232.800985][ T6540] ? trace_irq_disable+0x3b/0x140
[ 232.801010][ T6540] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 232.801037][ T6540] ? clear_bhb_loop+0x40/0x90
[ 232.801061][ T6540] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 232.801082][ T6540] RIP: 0033:0x7fa17279da0a
[ 232.801103][ T6540] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 232.801121][ T6540] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 232.801145][ T6540] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 232.801161][ T6540] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 232.801175][ T6540] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 232.801188][ T6540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 232.801202][ T6540] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 232.801234][ T6540]
[ 232.801313][ T6540] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 233.104501][ T6540] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/03/22 05:46:46 executed programs: 170
[ 233.494276][ T6543] loop1: detected capacity change from 0 to 32768
[ 233.507818][ T6543] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 233.515369][ T6543] CPU: 1 UID: 0 PID: 6543 Comm: syz.1.185 Not tainted syzkaller #0 PREEMPT(full)
[ 233.515395][ T6543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 233.515407][ T6543] Call Trace:
[ 233.515416][ T6543]
[ 233.515424][ T6543] dump_stack_lvl+0xe8/0x150
[ 233.515459][ T6543] sysfs_create_dir_ns+0x271/0x2a0
[ 233.515493][ T6543] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 233.515533][ T6543] ? do_raw_spin_unlock+0xf5/0x210
[ 233.515566][ T6543] kobject_add_internal+0x62b/0xd00
[ 233.515598][ T6543] kobject_init_and_add+0x12b/0x1a0
[ 233.515636][ T6543] ? __pfx_kobject_init_and_add+0x10/0x10
[ 233.515668][ T6543] ? __raw_spin_lock_init+0x45/0x100
[ 233.515696][ T6543] ? __init_swait_queue_head+0xa9/0x150
[ 233.515727][ T6543] gfs2_sys_fs_add+0x257/0x480
[ 233.515755][ T6543] ? is_dynamic_key+0x1ac/0x1c0
[ 233.515787][ T6543] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 233.515826][ T6543] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 233.515876][ T6543] gfs2_fill_super+0x13a7/0x21d0
[ 233.515918][ T6543] ? __pfx_gfs2_fill_super+0x10/0x10
[ 233.515948][ T6543] ? sb_set_blocksize+0x155/0x240
[ 233.515976][ T6543] ? setup_bdev_super+0x4c1/0x5b0
[ 233.516003][ T6543] get_tree_bdev_flags+0x431/0x4f0
[ 233.516028][ T6543] ? __pfx_gfs2_fill_super+0x10/0x10
[ 233.516052][ T6543] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 233.516073][ T6543] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 233.516108][ T6543] gfs2_get_tree+0x51/0x1e0
[ 233.516137][ T6543] vfs_get_tree+0x92/0x2a0
[ 233.516163][ T6543] do_new_mount+0x341/0xd30
[ 233.516189][ T6543] ? apparmor_capable+0x126/0x170
[ 233.516219][ T6543] ? __pfx_do_new_mount+0x10/0x10
[ 233.516245][ T6543] ? ns_capable+0x89/0xe0
[ 233.516276][ T6543] ? user_path_at+0xd4/0x160
[ 233.516308][ T6543] __se_sys_mount+0x31d/0x420
[ 233.516343][ T6543] ? __pfx___se_sys_mount+0x10/0x10
[ 233.516378][ T6543] ? __x64_sys_mount+0x20/0xc0
[ 233.516408][ T6543] do_syscall_64+0x14d/0xf80
[ 233.516435][ T6543] ? trace_irq_disable+0x3b/0x140
[ 233.516459][ T6543] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 233.516480][ T6543] ? clear_bhb_loop+0x40/0x90
[ 233.516514][ T6543] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 233.516535][ T6543] RIP: 0033:0x7fa17279da0a
[ 233.516555][ T6543] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 233.516574][ T6543] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 233.516599][ T6543] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 233.516615][ T6543] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 233.516629][ T6543] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 233.516644][ T6543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 233.516658][ T6543] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 233.516691][ T6543]
[ 233.516719][ T6543] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 233.818732][ T6543] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 234.195470][ T6546] loop1: detected capacity change from 0 to 32768
[ 234.216331][ T6546] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 234.224522][ T6546] CPU: 0 UID: 0 PID: 6546 Comm: syz.1.186 Not tainted syzkaller #0 PREEMPT(full)
[ 234.224564][ T6546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 234.224577][ T6546] Call Trace:
[ 234.224586][ T6546]
[ 234.224596][ T6546] dump_stack_lvl+0xe8/0x150
[ 234.224634][ T6546] sysfs_create_dir_ns+0x271/0x2a0
[ 234.224669][ T6546] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 234.224701][ T6546] ? do_raw_spin_unlock+0xf5/0x210
[ 234.224734][ T6546] kobject_add_internal+0x62b/0xd00
[ 234.224765][ T6546] kobject_init_and_add+0x12b/0x1a0
[ 234.224801][ T6546] ? __pfx_kobject_init_and_add+0x10/0x10
[ 234.224833][ T6546] ? __raw_spin_lock_init+0x45/0x100
[ 234.224862][ T6546] ? __init_swait_queue_head+0xa9/0x150
[ 234.224894][ T6546] gfs2_sys_fs_add+0x257/0x480
[ 234.224922][ T6546] ? is_dynamic_key+0x1ac/0x1c0
[ 234.224953][ T6546] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 234.224993][ T6546] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 234.225033][ T6546] gfs2_fill_super+0x13a7/0x21d0
[ 234.225076][ T6546] ? __pfx_gfs2_fill_super+0x10/0x10
[ 234.225105][ T6546] ? sb_set_blocksize+0x155/0x240
[ 234.225132][ T6546] ? setup_bdev_super+0x4c1/0x5b0
[ 234.225158][ T6546] get_tree_bdev_flags+0x431/0x4f0
[ 234.225182][ T6546] ? __pfx_gfs2_fill_super+0x10/0x10
[ 234.225205][ T6546] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 234.225226][ T6546] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 234.225258][ T6546] gfs2_get_tree+0x51/0x1e0
[ 234.225285][ T6546] vfs_get_tree+0x92/0x2a0
[ 234.225317][ T6546] do_new_mount+0x341/0xd30
[ 234.225343][ T6546] ? apparmor_capable+0x126/0x170
[ 234.225374][ T6546] ? __pfx_do_new_mount+0x10/0x10
[ 234.225401][ T6546] ? ns_capable+0x89/0xe0
[ 234.225433][ T6546] ? user_path_at+0xd4/0x160
[ 234.225466][ T6546] __se_sys_mount+0x31d/0x420
[ 234.225520][ T6546] ? __pfx___se_sys_mount+0x10/0x10
[ 234.225565][ T6546] ? __x64_sys_mount+0x20/0xc0
[ 234.225596][ T6546] do_syscall_64+0x14d/0xf80
[ 234.225622][ T6546] ? trace_irq_disable+0x3b/0x140
[ 234.225648][ T6546] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 234.225669][ T6546] ? clear_bhb_loop+0x40/0x90
[ 234.225695][ T6546] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 234.225715][ T6546] RIP: 0033:0x7fa17279da0a
[ 234.225735][ T6546] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 234.225753][ T6546] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 234.225777][ T6546] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 234.225791][ T6546] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 234.225805][ T6546] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 234.225819][ T6546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 234.225832][ T6546] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 234.225865][ T6546]
[ 234.225942][ T6546] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 234.533119][ T6546] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 234.910487][ T6549] loop1: detected capacity change from 0 to 32768
[ 234.924113][ T6549] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 234.932120][ T6549] CPU: 0 UID: 0 PID: 6549 Comm: syz.1.187 Not tainted syzkaller #0 PREEMPT(full)
[ 234.932149][ T6549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 234.932161][ T6549] Call Trace:
[ 234.932169][ T6549]
[ 234.932178][ T6549] dump_stack_lvl+0xe8/0x150
[ 234.932215][ T6549] sysfs_create_dir_ns+0x271/0x2a0
[ 234.932246][ T6549] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 234.932276][ T6549] ? do_raw_spin_unlock+0xf5/0x210
[ 234.932306][ T6549] kobject_add_internal+0x62b/0xd00
[ 234.932337][ T6549] kobject_init_and_add+0x12b/0x1a0
[ 234.932371][ T6549] ? __pfx_kobject_init_and_add+0x10/0x10
[ 234.932404][ T6549] ? __raw_spin_lock_init+0x45/0x100
[ 234.932430][ T6549] ? __init_swait_queue_head+0xa9/0x150
[ 234.932457][ T6549] gfs2_sys_fs_add+0x257/0x480
[ 234.932485][ T6549] ? is_dynamic_key+0x1ac/0x1c0
[ 234.932515][ T6549] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 234.932564][ T6549] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 234.932607][ T6549] gfs2_fill_super+0x13a7/0x21d0
[ 234.932647][ T6549] ? __pfx_gfs2_fill_super+0x10/0x10
[ 234.932675][ T6549] ? sb_set_blocksize+0x155/0x240
[ 234.932703][ T6549] ? setup_bdev_super+0x4c1/0x5b0
[ 234.932730][ T6549] get_tree_bdev_flags+0x431/0x4f0
[ 234.932752][ T6549] ? __pfx_gfs2_fill_super+0x10/0x10
[ 234.932774][ T6549] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 234.932793][ T6549] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 234.932825][ T6549] gfs2_get_tree+0x51/0x1e0
[ 234.932854][ T6549] vfs_get_tree+0x92/0x2a0
[ 234.932879][ T6549] do_new_mount+0x341/0xd30
[ 234.932906][ T6549] ? apparmor_capable+0x126/0x170
[ 234.932935][ T6549] ? __pfx_do_new_mount+0x10/0x10
[ 234.932962][ T6549] ? ns_capable+0x89/0xe0
[ 234.932995][ T6549] ? user_path_at+0xd4/0x160
[ 234.933027][ T6549] __se_sys_mount+0x31d/0x420
[ 234.933061][ T6549] ? __pfx___se_sys_mount+0x10/0x10
[ 234.933103][ T6549] ? __x64_sys_mount+0x20/0xc0
[ 234.933132][ T6549] do_syscall_64+0x14d/0xf80
[ 234.933157][ T6549] ? trace_irq_disable+0x3b/0x140
[ 234.933183][ T6549] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 234.933204][ T6549] ? clear_bhb_loop+0x40/0x90
[ 234.933228][ T6549] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 234.933249][ T6549] RIP: 0033:0x7fa17279da0a
[ 234.933269][ T6549] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 234.933287][ T6549] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 234.933311][ T6549] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 234.933326][ T6549] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 234.933340][ T6549] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 234.933354][ T6549] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 234.933367][ T6549] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 234.933400][ T6549]
[ 234.933451][ T6549] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 235.237538][ T6549] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 235.625840][ T6552] loop1: detected capacity change from 0 to 32768
[ 235.640009][ T6552] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 235.647525][ T6552] CPU: 1 UID: 0 PID: 6552 Comm: syz.1.188 Not tainted syzkaller #0 PREEMPT(full)
[ 235.647552][ T6552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 235.647565][ T6552] Call Trace:
[ 235.647573][ T6552]
[ 235.647582][ T6552] dump_stack_lvl+0xe8/0x150
[ 235.647619][ T6552] sysfs_create_dir_ns+0x271/0x2a0
[ 235.647651][ T6552] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 235.647680][ T6552] ? do_raw_spin_unlock+0xf5/0x210
[ 235.647713][ T6552] kobject_add_internal+0x62b/0xd00
[ 235.647742][ T6552] kobject_init_and_add+0x12b/0x1a0
[ 235.647779][ T6552] ? __pfx_kobject_init_and_add+0x10/0x10
[ 235.647811][ T6552] ? __raw_spin_lock_init+0x45/0x100
[ 235.647839][ T6552] ? __init_swait_queue_head+0xa9/0x150
[ 235.647870][ T6552] gfs2_sys_fs_add+0x257/0x480
[ 235.647898][ T6552] ? is_dynamic_key+0x1ac/0x1c0
[ 235.647928][ T6552] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 235.647968][ T6552] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 235.648009][ T6552] gfs2_fill_super+0x13a7/0x21d0
[ 235.648051][ T6552] ? __pfx_gfs2_fill_super+0x10/0x10
[ 235.648080][ T6552] ? sb_set_blocksize+0x155/0x240
[ 235.648108][ T6552] ? setup_bdev_super+0x4c1/0x5b0
[ 235.648134][ T6552] get_tree_bdev_flags+0x431/0x4f0
[ 235.648158][ T6552] ? __pfx_gfs2_fill_super+0x10/0x10
[ 235.648182][ T6552] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 235.648202][ T6552] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 235.648235][ T6552] gfs2_get_tree+0x51/0x1e0
[ 235.648264][ T6552] vfs_get_tree+0x92/0x2a0
[ 235.648288][ T6552] do_new_mount+0x341/0xd30
[ 235.648314][ T6552] ? apparmor_capable+0x126/0x170
[ 235.648344][ T6552] ? __pfx_do_new_mount+0x10/0x10
[ 235.648372][ T6552] ? ns_capable+0x89/0xe0
[ 235.648404][ T6552] ? user_path_at+0xd4/0x160
[ 235.648443][ T6552] __se_sys_mount+0x31d/0x420
[ 235.648478][ T6552] ? __pfx___se_sys_mount+0x10/0x10
[ 235.648522][ T6552] ? __x64_sys_mount+0x20/0xc0
[ 235.648553][ T6552] do_syscall_64+0x14d/0xf80
[ 235.648579][ T6552] ? trace_irq_disable+0x3b/0x140
[ 235.648604][ T6552] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 235.648627][ T6552] ? clear_bhb_loop+0x40/0x90
[ 235.648651][ T6552] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 235.648679][ T6552] RIP: 0033:0x7fa17279da0a
[ 235.648699][ T6552] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 235.648717][ T6552] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 235.648742][ T6552] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 235.648757][ T6552] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 235.648771][ T6552] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 235.648784][ T6552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 235.648796][ T6552] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 235.648829][ T6552]
[ 235.937268][ T6552] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 235.954219][ T6552] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 236.320694][ T6555] loop1: detected capacity change from 0 to 32768
[ 236.351320][ T6555] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 236.359098][ T6555] CPU: 0 UID: 0 PID: 6555 Comm: syz.1.189 Not tainted syzkaller #0 PREEMPT(full)
[ 236.359128][ T6555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 236.359142][ T6555] Call Trace:
[ 236.359151][ T6555]
[ 236.359161][ T6555] dump_stack_lvl+0xe8/0x150
[ 236.359200][ T6555] sysfs_create_dir_ns+0x271/0x2a0
[ 236.359234][ T6555] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 236.359266][ T6555] ? do_raw_spin_unlock+0xf5/0x210
[ 236.359298][ T6555] kobject_add_internal+0x62b/0xd00
[ 236.359330][ T6555] kobject_init_and_add+0x12b/0x1a0
[ 236.359368][ T6555] ? __pfx_kobject_init_and_add+0x10/0x10
[ 236.359402][ T6555] ? __raw_spin_lock_init+0x45/0x100
[ 236.359432][ T6555] ? __init_swait_queue_head+0xa9/0x150
[ 236.359464][ T6555] gfs2_sys_fs_add+0x257/0x480
[ 236.359495][ T6555] ? is_dynamic_key+0x1ac/0x1c0
[ 236.359528][ T6555] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 236.359579][ T6555] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 236.359621][ T6555] gfs2_fill_super+0x13a7/0x21d0
[ 236.359664][ T6555] ? __pfx_gfs2_fill_super+0x10/0x10
[ 236.359694][ T6555] ? sb_set_blocksize+0x155/0x240
[ 236.359721][ T6555] ? setup_bdev_super+0x4c1/0x5b0
[ 236.359748][ T6555] get_tree_bdev_flags+0x431/0x4f0
[ 236.359772][ T6555] ? __pfx_gfs2_fill_super+0x10/0x10
[ 236.359795][ T6555] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 236.359816][ T6555] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 236.359851][ T6555] gfs2_get_tree+0x51/0x1e0
[ 236.359880][ T6555] vfs_get_tree+0x92/0x2a0
[ 236.359906][ T6555] do_new_mount+0x341/0xd30
[ 236.359932][ T6555] ? apparmor_capable+0x126/0x170
[ 236.359963][ T6555] ? __pfx_do_new_mount+0x10/0x10
[ 236.359992][ T6555] ? ns_capable+0x89/0xe0
[ 236.360024][ T6555] ? user_path_at+0xd4/0x160
[ 236.360058][ T6555] __se_sys_mount+0x31d/0x420
[ 236.360094][ T6555] ? __pfx___se_sys_mount+0x10/0x10
[ 236.360131][ T6555] ? __x64_sys_mount+0x20/0xc0
[ 236.360162][ T6555] do_syscall_64+0x14d/0xf80
[ 236.360187][ T6555] ? trace_irq_disable+0x3b/0x140
[ 236.360210][ T6555] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 236.360232][ T6555] ? clear_bhb_loop+0x40/0x90
[ 236.360257][ T6555] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 236.360284][ T6555] RIP: 0033:0x7fa17279da0a
[ 236.360304][ T6555] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 236.360324][ T6555] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 236.360348][ T6555] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 236.360363][ T6555] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 236.360378][ T6555] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 236.360393][ T6555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 236.360406][ T6555] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 236.360438][ T6555]
[ 236.360813][ T6555] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 236.664599][ T6555] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 237.029493][ T6558] loop1: detected capacity change from 0 to 32768
[ 237.042899][ T6558] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 237.051289][ T6558] CPU: 1 UID: 0 PID: 6558 Comm: syz.1.190 Not tainted syzkaller #0 PREEMPT(full)
[ 237.051317][ T6558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 237.051330][ T6558] Call Trace:
[ 237.051339][ T6558]
[ 237.051348][ T6558] dump_stack_lvl+0xe8/0x150
[ 237.051386][ T6558] sysfs_create_dir_ns+0x271/0x2a0
[ 237.051419][ T6558] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 237.051450][ T6558] ? do_raw_spin_unlock+0xf5/0x210
[ 237.051482][ T6558] kobject_add_internal+0x62b/0xd00
[ 237.051523][ T6558] kobject_init_and_add+0x12b/0x1a0
[ 237.051561][ T6558] ? __pfx_kobject_init_and_add+0x10/0x10
[ 237.051593][ T6558] ? __raw_spin_lock_init+0x45/0x100
[ 237.051622][ T6558] ? __init_swait_queue_head+0xa9/0x150
[ 237.051651][ T6558] gfs2_sys_fs_add+0x257/0x480
[ 237.051681][ T6558] ? is_dynamic_key+0x1ac/0x1c0
[ 237.051711][ T6558] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 237.051747][ T6558] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 237.051784][ T6558] gfs2_fill_super+0x13a7/0x21d0
[ 237.051823][ T6558] ? __pfx_gfs2_fill_super+0x10/0x10
[ 237.051852][ T6558] ? sb_set_blocksize+0x155/0x240
[ 237.051880][ T6558] ? setup_bdev_super+0x4c1/0x5b0
[ 237.051904][ T6558] get_tree_bdev_flags+0x431/0x4f0
[ 237.051938][ T6558] ? __pfx_gfs2_fill_super+0x10/0x10
[ 237.051960][ T6558] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 237.051979][ T6558] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 237.052011][ T6558] gfs2_get_tree+0x51/0x1e0
[ 237.052037][ T6558] vfs_get_tree+0x92/0x2a0
[ 237.052062][ T6558] do_new_mount+0x341/0xd30
[ 237.052086][ T6558] ? apparmor_capable+0x126/0x170
[ 237.052113][ T6558] ? __pfx_do_new_mount+0x10/0x10
[ 237.052139][ T6558] ? ns_capable+0x89/0xe0
[ 237.052170][ T6558] ? user_path_at+0xd4/0x160
[ 237.052202][ T6558] __se_sys_mount+0x31d/0x420
[ 237.052235][ T6558] ? __pfx___se_sys_mount+0x10/0x10
[ 237.052270][ T6558] ? __x64_sys_mount+0x20/0xc0
[ 237.052300][ T6558] do_syscall_64+0x14d/0xf80
[ 237.052325][ T6558] ? trace_irq_disable+0x3b/0x140
[ 237.052349][ T6558] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 237.052371][ T6558] ? clear_bhb_loop+0x40/0x90
[ 237.052395][ T6558] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 237.052416][ T6558] RIP: 0033:0x7fa17279da0a
[ 237.052435][ T6558] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 237.052453][ T6558] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 237.052475][ T6558] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 237.052490][ T6558] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 237.052512][ T6558] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 237.052526][ T6558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 237.052540][ T6558] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 237.052574][ T6558]
[ 237.052615][ T6558] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 237.354898][ T6558] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 237.390790][ T5161] Bluetooth: hci1: command 0x0406 tx timeout
[ 237.745218][ T6561] loop1: detected capacity change from 0 to 32768
[ 237.757186][ T6561] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 237.765440][ T6561] CPU: 1 UID: 0 PID: 6561 Comm: syz.1.191 Not tainted syzkaller #0 PREEMPT(full)
[ 237.765491][ T6561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 237.765504][ T6561] Call Trace:
[ 237.765513][ T6561]
[ 237.765521][ T6561] dump_stack_lvl+0xe8/0x150
[ 237.765556][ T6561] sysfs_create_dir_ns+0x271/0x2a0
[ 237.765587][ T6561] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 237.765619][ T6561] ? do_raw_spin_unlock+0xf5/0x210
[ 237.765652][ T6561] kobject_add_internal+0x62b/0xd00
[ 237.765683][ T6561] kobject_init_and_add+0x12b/0x1a0
[ 237.765718][ T6561] ? __pfx_kobject_init_and_add+0x10/0x10
[ 237.765760][ T6561] ? __raw_spin_lock_init+0x45/0x100
[ 237.765789][ T6561] ? __init_swait_queue_head+0xa9/0x150
[ 237.765818][ T6561] gfs2_sys_fs_add+0x257/0x480
[ 237.765847][ T6561] ? is_dynamic_key+0x1ac/0x1c0
[ 237.765877][ T6561] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 237.765916][ T6561] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 237.765958][ T6561] gfs2_fill_super+0x13a7/0x21d0
[ 237.765999][ T6561] ? __pfx_gfs2_fill_super+0x10/0x10
[ 237.766029][ T6561] ? sb_set_blocksize+0x155/0x240
[ 237.766057][ T6561] ? setup_bdev_super+0x4c1/0x5b0
[ 237.766084][ T6561] get_tree_bdev_flags+0x431/0x4f0
[ 237.766107][ T6561] ? __pfx_gfs2_fill_super+0x10/0x10
[ 237.766130][ T6561] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 237.766157][ T6561] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 237.766191][ T6561] gfs2_get_tree+0x51/0x1e0
[ 237.766219][ T6561] vfs_get_tree+0x92/0x2a0
[ 237.766241][ T6561] do_new_mount+0x341/0xd30
[ 237.766265][ T6561] ? apparmor_capable+0x126/0x170
[ 237.766294][ T6561] ? __pfx_do_new_mount+0x10/0x10
[ 237.766322][ T6561] ? ns_capable+0x89/0xe0
[ 237.766353][ T6561] ? user_path_at+0xd4/0x160
[ 237.766386][ T6561] __se_sys_mount+0x31d/0x420
[ 237.766420][ T6561] ? __pfx___se_sys_mount+0x10/0x10
[ 237.766457][ T6561] ? __x64_sys_mount+0x20/0xc0
[ 237.766486][ T6561] do_syscall_64+0x14d/0xf80
[ 237.766513][ T6561] ? trace_irq_disable+0x3b/0x140
[ 237.766538][ T6561] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 237.766560][ T6561] ? clear_bhb_loop+0x40/0x90
[ 237.766586][ T6561] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 237.766607][ T6561] RIP: 0033:0x7fa17279da0a
[ 237.766628][ T6561] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 237.766647][ T6561] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 237.766670][ T6561] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 237.766684][ T6561] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 237.766698][ T6561] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 237.766711][ T6561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 237.766723][ T6561] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 237.766766][ T6561]
[ 237.767747][ T6561] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 238.072689][ T6561] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/03/22 05:46:51 executed programs: 177
[ 238.584813][ T6564] loop1: detected capacity change from 0 to 32768
[ 238.605873][ T6564] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 238.613546][ T6564] CPU: 0 UID: 0 PID: 6564 Comm: syz.1.192 Not tainted syzkaller #0 PREEMPT(full)
[ 238.613574][ T6564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 238.613587][ T6564] Call Trace:
[ 238.613595][ T6564]
[ 238.613605][ T6564] dump_stack_lvl+0xe8/0x150
[ 238.613643][ T6564] sysfs_create_dir_ns+0x271/0x2a0
[ 238.613674][ T6564] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 238.613705][ T6564] ? do_raw_spin_unlock+0xf5/0x210
[ 238.613748][ T6564] kobject_add_internal+0x62b/0xd00
[ 238.613778][ T6564] kobject_init_and_add+0x12b/0x1a0
[ 238.613817][ T6564] ? __pfx_kobject_init_and_add+0x10/0x10
[ 238.613850][ T6564] ? __raw_spin_lock_init+0x45/0x100
[ 238.613878][ T6564] ? __init_swait_queue_head+0xa9/0x150
[ 238.613908][ T6564] gfs2_sys_fs_add+0x257/0x480
[ 238.613938][ T6564] ? is_dynamic_key+0x1ac/0x1c0
[ 238.613968][ T6564] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 238.614007][ T6564] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 238.614049][ T6564] gfs2_fill_super+0x13a7/0x21d0
[ 238.614091][ T6564] ? __pfx_gfs2_fill_super+0x10/0x10
[ 238.614121][ T6564] ? sb_set_blocksize+0x155/0x240
[ 238.614149][ T6564] ? setup_bdev_super+0x4c1/0x5b0
[ 238.614175][ T6564] get_tree_bdev_flags+0x431/0x4f0
[ 238.614198][ T6564] ? __pfx_gfs2_fill_super+0x10/0x10
[ 238.614229][ T6564] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 238.614250][ T6564] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 238.614281][ T6564] gfs2_get_tree+0x51/0x1e0
[ 238.614310][ T6564] vfs_get_tree+0x92/0x2a0
[ 238.614334][ T6564] do_new_mount+0x341/0xd30
[ 238.614361][ T6564] ? apparmor_capable+0x126/0x170
[ 238.614390][ T6564] ? __pfx_do_new_mount+0x10/0x10
[ 238.614417][ T6564] ? ns_capable+0x89/0xe0
[ 238.614449][ T6564] ? user_path_at+0xd4/0x160
[ 238.614480][ T6564] __se_sys_mount+0x31d/0x420
[ 238.614514][ T6564] ? __pfx___se_sys_mount+0x10/0x10
[ 238.614550][ T6564] ? __x64_sys_mount+0x20/0xc0
[ 238.614581][ T6564] do_syscall_64+0x14d/0xf80
[ 238.614609][ T6564] ? trace_irq_disable+0x3b/0x140
[ 238.614635][ T6564] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 238.614657][ T6564] ? clear_bhb_loop+0x40/0x90
[ 238.614682][ T6564] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 238.614703][ T6564] RIP: 0033:0x7fa17279da0a
[ 238.614733][ T6564] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 238.614751][ T6564] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 238.614776][ T6564] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 238.614792][ T6564] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 238.614807][ T6564] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 238.614821][ T6564] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 238.614834][ T6564] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 238.614868][ T6564]
[ 238.614926][ T6564] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 238.917233][ T6564] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 239.298121][ T6567] loop1: detected capacity change from 0 to 32768
[ 239.312597][ T6567] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 239.320501][ T6567] CPU: 0 UID: 0 PID: 6567 Comm: syz.1.193 Not tainted syzkaller #0 PREEMPT(full)
[ 239.320529][ T6567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 239.320541][ T6567] Call Trace:
[ 239.320550][ T6567]
[ 239.320559][ T6567] dump_stack_lvl+0xe8/0x150
[ 239.320597][ T6567] sysfs_create_dir_ns+0x271/0x2a0
[ 239.320628][ T6567] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 239.320659][ T6567] ? do_raw_spin_unlock+0xf5/0x210
[ 239.320690][ T6567] kobject_add_internal+0x62b/0xd00
[ 239.320721][ T6567] kobject_init_and_add+0x12b/0x1a0
[ 239.320769][ T6567] ? __pfx_kobject_init_and_add+0x10/0x10
[ 239.320800][ T6567] ? __raw_spin_lock_init+0x45/0x100
[ 239.320829][ T6567] ? __init_swait_queue_head+0xa9/0x150
[ 239.320858][ T6567] gfs2_sys_fs_add+0x257/0x480
[ 239.320886][ T6567] ? is_dynamic_key+0x1ac/0x1c0
[ 239.320918][ T6567] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 239.320955][ T6567] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 239.320995][ T6567] gfs2_fill_super+0x13a7/0x21d0
[ 239.321037][ T6567] ? __pfx_gfs2_fill_super+0x10/0x10
[ 239.321066][ T6567] ? sb_set_blocksize+0x155/0x240
[ 239.321094][ T6567] ? setup_bdev_super+0x4c1/0x5b0
[ 239.321117][ T6567] get_tree_bdev_flags+0x431/0x4f0
[ 239.321140][ T6567] ? __pfx_gfs2_fill_super+0x10/0x10
[ 239.321164][ T6567] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 239.321185][ T6567] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 239.321217][ T6567] gfs2_get_tree+0x51/0x1e0
[ 239.321241][ T6567] vfs_get_tree+0x92/0x2a0
[ 239.321266][ T6567] do_new_mount+0x341/0xd30
[ 239.321292][ T6567] ? apparmor_capable+0x126/0x170
[ 239.321321][ T6567] ? __pfx_do_new_mount+0x10/0x10
[ 239.321350][ T6567] ? ns_capable+0x89/0xe0
[ 239.321381][ T6567] ? user_path_at+0xd4/0x160
[ 239.321412][ T6567] __se_sys_mount+0x31d/0x420
[ 239.321447][ T6567] ? __pfx___se_sys_mount+0x10/0x10
[ 239.321478][ T6567] ? __x64_sys_mount+0x20/0xc0
[ 239.321508][ T6567] do_syscall_64+0x14d/0xf80
[ 239.321541][ T6567] ? trace_irq_disable+0x3b/0x140
[ 239.321565][ T6567] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 239.321587][ T6567] ? clear_bhb_loop+0x40/0x90
[ 239.321610][ T6567] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 239.321631][ T6567] RIP: 0033:0x7fa17279da0a
[ 239.321652][ T6567] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 239.321669][ T6567] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 239.321690][ T6567] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 239.321705][ T6567] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 239.321720][ T6567] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 239.321743][ T6567] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 239.321757][ T6567] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 239.321788][ T6567]
[ 239.322001][ T6567] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 239.625341][ T6567] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.021426][ T6570] loop1: detected capacity change from 0 to 32768
[ 240.037466][ T6570] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 240.045603][ T6570] CPU: 1 UID: 0 PID: 6570 Comm: syz.1.194 Not tainted syzkaller #0 PREEMPT(full)
[ 240.045631][ T6570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 240.045644][ T6570] Call Trace:
[ 240.045653][ T6570]
[ 240.045662][ T6570] dump_stack_lvl+0xe8/0x150
[ 240.045702][ T6570] sysfs_create_dir_ns+0x271/0x2a0
[ 240.045735][ T6570] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 240.045764][ T6570] ? do_raw_spin_unlock+0xf5/0x210
[ 240.045797][ T6570] kobject_add_internal+0x62b/0xd00
[ 240.045828][ T6570] kobject_init_and_add+0x12b/0x1a0
[ 240.045866][ T6570] ? __pfx_kobject_init_and_add+0x10/0x10
[ 240.045900][ T6570] ? __raw_spin_lock_init+0x45/0x100
[ 240.045928][ T6570] ? __init_swait_queue_head+0xa9/0x150
[ 240.045958][ T6570] gfs2_sys_fs_add+0x257/0x480
[ 240.045988][ T6570] ? is_dynamic_key+0x1ac/0x1c0
[ 240.046017][ T6570] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 240.046057][ T6570] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 240.046096][ T6570] gfs2_fill_super+0x13a7/0x21d0
[ 240.046138][ T6570] ? __pfx_gfs2_fill_super+0x10/0x10
[ 240.046169][ T6570] ? sb_set_blocksize+0x155/0x240
[ 240.046196][ T6570] ? setup_bdev_super+0x4c1/0x5b0
[ 240.046222][ T6570] get_tree_bdev_flags+0x431/0x4f0
[ 240.046245][ T6570] ? __pfx_gfs2_fill_super+0x10/0x10
[ 240.046267][ T6570] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 240.046287][ T6570] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 240.046321][ T6570] gfs2_get_tree+0x51/0x1e0
[ 240.046349][ T6570] vfs_get_tree+0x92/0x2a0
[ 240.046374][ T6570] do_new_mount+0x341/0xd30
[ 240.046413][ T6570] ? apparmor_capable+0x126/0x170
[ 240.046449][ T6570] ? __pfx_do_new_mount+0x10/0x10
[ 240.046477][ T6570] ? ns_capable+0x89/0xe0
[ 240.046517][ T6570] ? user_path_at+0xd4/0x160
[ 240.046551][ T6570] __se_sys_mount+0x31d/0x420
[ 240.046585][ T6570] ? __pfx___se_sys_mount+0x10/0x10
[ 240.046621][ T6570] ? __x64_sys_mount+0x20/0xc0
[ 240.046651][ T6570] do_syscall_64+0x14d/0xf80
[ 240.046678][ T6570] ? trace_irq_disable+0x3b/0x140
[ 240.046702][ T6570] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 240.046724][ T6570] ? clear_bhb_loop+0x40/0x90
[ 240.046749][ T6570] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 240.046770][ T6570] RIP: 0033:0x7fa17279da0a
[ 240.046791][ T6570] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 240.046809][ T6570] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 240.046833][ T6570] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 240.046848][ T6570] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 240.046863][ T6570] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 240.046877][ T6570] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 240.046891][ T6570] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 240.046925][ T6570]
[ 240.046981][ T6570] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 240.350917][ T6570] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.755904][ T6573] loop1: detected capacity change from 0 to 32768
[ 240.767666][ T6573] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 240.786172][ T6573] CPU: 1 UID: 0 PID: 6573 Comm: syz.1.195 Not tainted syzkaller #0 PREEMPT(full)
[ 240.786202][ T6573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 240.786215][ T6573] Call Trace:
[ 240.786223][ T6573]
[ 240.786232][ T6573] dump_stack_lvl+0xe8/0x150
[ 240.786270][ T6573] sysfs_create_dir_ns+0x271/0x2a0
[ 240.786303][ T6573] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 240.786334][ T6573] ? do_raw_spin_unlock+0xf5/0x210
[ 240.786366][ T6573] kobject_add_internal+0x62b/0xd00
[ 240.786397][ T6573] kobject_init_and_add+0x12b/0x1a0
[ 240.786434][ T6573] ? __pfx_kobject_init_and_add+0x10/0x10
[ 240.786467][ T6573] ? __raw_spin_lock_init+0x45/0x100
[ 240.786507][ T6573] ? __init_swait_queue_head+0xa9/0x150
[ 240.786537][ T6573] gfs2_sys_fs_add+0x257/0x480
[ 240.786567][ T6573] ? is_dynamic_key+0x1ac/0x1c0
[ 240.786598][ T6573] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 240.786637][ T6573] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 240.786678][ T6573] gfs2_fill_super+0x13a7/0x21d0
[ 240.786720][ T6573] ? __pfx_gfs2_fill_super+0x10/0x10
[ 240.786749][ T6573] ? sb_set_blocksize+0x155/0x240
[ 240.786776][ T6573] ? setup_bdev_super+0x4c1/0x5b0
[ 240.786804][ T6573] get_tree_bdev_flags+0x431/0x4f0
[ 240.786839][ T6573] ? __pfx_gfs2_fill_super+0x10/0x10
[ 240.786862][ T6573] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 240.786882][ T6573] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 240.786915][ T6573] gfs2_get_tree+0x51/0x1e0
[ 240.786942][ T6573] vfs_get_tree+0x92/0x2a0
[ 240.786967][ T6573] do_new_mount+0x341/0xd30
[ 240.786993][ T6573] ? apparmor_capable+0x126/0x170
[ 240.787023][ T6573] ? __pfx_do_new_mount+0x10/0x10
[ 240.787051][ T6573] ? ns_capable+0x89/0xe0
[ 240.787082][ T6573] ? user_path_at+0xd4/0x160
[ 240.787116][ T6573] __se_sys_mount+0x31d/0x420
[ 240.787163][ T6573] ? __pfx___se_sys_mount+0x10/0x10
[ 240.787197][ T6573] ? __x64_sys_mount+0x20/0xc0
[ 240.787227][ T6573] do_syscall_64+0x14d/0xf80
[ 240.787255][ T6573] ? trace_irq_disable+0x3b/0x140
[ 240.787280][ T6573] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 240.787302][ T6573] ? clear_bhb_loop+0x40/0x90
[ 240.787328][ T6573] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 240.787349][ T6573] RIP: 0033:0x7fa17279da0a
[ 240.787370][ T6573] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 240.787389][ T6573] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 240.787413][ T6573] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 240.787428][ T6573] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 240.787443][ T6573] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 240.787458][ T6573] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 240.787480][ T6573] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 240.787520][ T6573]
[ 240.787615][ T6573] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.093606][ T6573] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 241.472183][ T6576] loop1: detected capacity change from 0 to 32768
[ 241.484771][ T6576] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 241.492773][ T6576] CPU: 1 UID: 0 PID: 6576 Comm: syz.1.196 Not tainted syzkaller #0 PREEMPT(full)
[ 241.492801][ T6576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 241.492813][ T6576] Call Trace:
[ 241.492821][ T6576]
[ 241.492830][ T6576] dump_stack_lvl+0xe8/0x150
[ 241.492867][ T6576] sysfs_create_dir_ns+0x271/0x2a0
[ 241.492900][ T6576] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 241.492930][ T6576] ? do_raw_spin_unlock+0xf5/0x210
[ 241.492963][ T6576] kobject_add_internal+0x62b/0xd00
[ 241.492993][ T6576] kobject_init_and_add+0x12b/0x1a0
[ 241.493030][ T6576] ? __pfx_kobject_init_and_add+0x10/0x10
[ 241.493064][ T6576] ? __raw_spin_lock_init+0x45/0x100
[ 241.493092][ T6576] ? __init_swait_queue_head+0xa9/0x150
[ 241.493122][ T6576] gfs2_sys_fs_add+0x257/0x480
[ 241.493153][ T6576] ? is_dynamic_key+0x1ac/0x1c0
[ 241.493184][ T6576] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 241.493223][ T6576] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 241.493263][ T6576] gfs2_fill_super+0x13a7/0x21d0
[ 241.493305][ T6576] ? __pfx_gfs2_fill_super+0x10/0x10
[ 241.493334][ T6576] ? sb_set_blocksize+0x155/0x240
[ 241.493361][ T6576] ? setup_bdev_super+0x4c1/0x5b0
[ 241.493388][ T6576] get_tree_bdev_flags+0x431/0x4f0
[ 241.493412][ T6576] ? __pfx_gfs2_fill_super+0x10/0x10
[ 241.493435][ T6576] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 241.493456][ T6576] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 241.493499][ T6576] gfs2_get_tree+0x51/0x1e0
[ 241.493527][ T6576] vfs_get_tree+0x92/0x2a0
[ 241.493552][ T6576] do_new_mount+0x341/0xd30
[ 241.493579][ T6576] ? apparmor_capable+0x126/0x170
[ 241.493608][ T6576] ? __pfx_do_new_mount+0x10/0x10
[ 241.493636][ T6576] ? ns_capable+0x89/0xe0
[ 241.493674][ T6576] ? user_path_at+0xd4/0x160
[ 241.493709][ T6576] __se_sys_mount+0x31d/0x420
[ 241.493743][ T6576] ? __pfx___se_sys_mount+0x10/0x10
[ 241.493777][ T6576] ? __x64_sys_mount+0x20/0xc0
[ 241.493804][ T6576] do_syscall_64+0x14d/0xf80
[ 241.493827][ T6576] ? trace_irq_disable+0x3b/0x140
[ 241.493847][ T6576] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 241.493865][ T6576] ? clear_bhb_loop+0x40/0x90
[ 241.493886][ T6576] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 241.493903][ T6576] RIP: 0033:0x7fa17279da0a
[ 241.493920][ T6576] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 241.493935][ T6576] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.493954][ T6576] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 241.493967][ T6576] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 241.493978][ T6576] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 241.493990][ T6576] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 241.494001][ T6576] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 241.494027][ T6576]
[ 241.494066][ T6576] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.796962][ T6576] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.182370][ T6579] loop1: detected capacity change from 0 to 32768
[ 242.194705][ T6579] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.203796][ T6579] CPU: 0 UID: 0 PID: 6579 Comm: syz.1.197 Not tainted syzkaller #0 PREEMPT(full)
[ 242.203823][ T6579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 242.203836][ T6579] Call Trace:
[ 242.203844][ T6579]
[ 242.203853][ T6579] dump_stack_lvl+0xe8/0x150
[ 242.203891][ T6579] sysfs_create_dir_ns+0x271/0x2a0
[ 242.203924][ T6579] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 242.203954][ T6579] ? do_raw_spin_unlock+0xf5/0x210
[ 242.203986][ T6579] kobject_add_internal+0x62b/0xd00
[ 242.204017][ T6579] kobject_init_and_add+0x12b/0x1a0
[ 242.204053][ T6579] ? __pfx_kobject_init_and_add+0x10/0x10
[ 242.204085][ T6579] ? __raw_spin_lock_init+0x45/0x100
[ 242.204114][ T6579] ? __init_swait_queue_head+0xa9/0x150
[ 242.204143][ T6579] gfs2_sys_fs_add+0x257/0x480
[ 242.204172][ T6579] ? is_dynamic_key+0x1ac/0x1c0
[ 242.204203][ T6579] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 242.204237][ T6579] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 242.204274][ T6579] gfs2_fill_super+0x13a7/0x21d0
[ 242.204315][ T6579] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.204343][ T6579] ? sb_set_blocksize+0x155/0x240
[ 242.204369][ T6579] ? setup_bdev_super+0x4c1/0x5b0
[ 242.204396][ T6579] get_tree_bdev_flags+0x431/0x4f0
[ 242.204420][ T6579] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.204443][ T6579] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 242.204463][ T6579] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 242.204495][ T6579] gfs2_get_tree+0x51/0x1e0
[ 242.204523][ T6579] vfs_get_tree+0x92/0x2a0
[ 242.204547][ T6579] do_new_mount+0x341/0xd30
[ 242.204571][ T6579] ? apparmor_capable+0x126/0x170
[ 242.204602][ T6579] ? __pfx_do_new_mount+0x10/0x10
[ 242.204631][ T6579] ? ns_capable+0x89/0xe0
[ 242.204663][ T6579] ? user_path_at+0xd4/0x160
[ 242.204696][ T6579] __se_sys_mount+0x31d/0x420
[ 242.204730][ T6579] ? __pfx___se_sys_mount+0x10/0x10
[ 242.204766][ T6579] ? __x64_sys_mount+0x20/0xc0
[ 242.204804][ T6579] do_syscall_64+0x14d/0xf80
[ 242.204831][ T6579] ? trace_irq_disable+0x3b/0x140
[ 242.204856][ T6579] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.204878][ T6579] ? clear_bhb_loop+0x40/0x90
[ 242.204903][ T6579] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.204923][ T6579] RIP: 0033:0x7fa17279da0a
[ 242.204943][ T6579] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 242.204961][ T6579] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.204984][ T6579] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 242.204999][ T6579] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 242.205012][ T6579] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 242.205026][ T6579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 242.205040][ T6579] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 242.205074][ T6579]
[ 242.205283][ T6579] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 242.509523][ T6579] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.898043][ T6582] loop1: detected capacity change from 0 to 32768
[ 242.922840][ T6582] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.930940][ T6582] CPU: 1 UID: 0 PID: 6582 Comm: syz.1.198 Not tainted syzkaller #0 PREEMPT(full)
[ 242.930970][ T6582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 242.930983][ T6582] Call Trace:
[ 242.930992][ T6582]
[ 242.931001][ T6582] dump_stack_lvl+0xe8/0x150
[ 242.931039][ T6582] sysfs_create_dir_ns+0x271/0x2a0
[ 242.931072][ T6582] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 242.931103][ T6582] ? do_raw_spin_unlock+0xf5/0x210
[ 242.931134][ T6582] kobject_add_internal+0x62b/0xd00
[ 242.931164][ T6582] kobject_init_and_add+0x12b/0x1a0
[ 242.931201][ T6582] ? __pfx_kobject_init_and_add+0x10/0x10
[ 242.931234][ T6582] ? __raw_spin_lock_init+0x45/0x100
[ 242.931261][ T6582] ? __init_swait_queue_head+0xa9/0x150
[ 242.931290][ T6582] gfs2_sys_fs_add+0x257/0x480
[ 242.931319][ T6582] ? is_dynamic_key+0x1ac/0x1c0
[ 242.931350][ T6582] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 242.931389][ T6582] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 242.931430][ T6582] gfs2_fill_super+0x13a7/0x21d0
[ 242.931473][ T6582] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.931502][ T6582] ? sb_set_blocksize+0x155/0x240
[ 242.931527][ T6582] ? setup_bdev_super+0x4c1/0x5b0
[ 242.931549][ T6582] get_tree_bdev_flags+0x431/0x4f0
[ 242.931569][ T6582] ? __pfx_gfs2_fill_super+0x10/0x10
[ 242.931593][ T6582] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 242.931615][ T6582] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 242.931649][ T6582] gfs2_get_tree+0x51/0x1e0
[ 242.931675][ T6582] vfs_get_tree+0x92/0x2a0
[ 242.931700][ T6582] do_new_mount+0x341/0xd30
[ 242.931726][ T6582] ? apparmor_capable+0x126/0x170
[ 242.931756][ T6582] ? __pfx_do_new_mount+0x10/0x10
[ 242.931800][ T6582] ? ns_capable+0x89/0xe0
[ 242.931832][ T6582] ? user_path_at+0xd4/0x160
[ 242.931864][ T6582] __se_sys_mount+0x31d/0x420
[ 242.931899][ T6582] ? __pfx___se_sys_mount+0x10/0x10
[ 242.931940][ T6582] ? __x64_sys_mount+0x20/0xc0
[ 242.931972][ T6582] do_syscall_64+0x14d/0xf80
[ 242.931998][ T6582] ? trace_irq_disable+0x3b/0x140
[ 242.932022][ T6582] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.932044][ T6582] ? clear_bhb_loop+0x40/0x90
[ 242.932070][ T6582] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 242.932091][ T6582] RIP: 0033:0x7fa17279da0a
[ 242.932112][ T6582] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 242.932131][ T6582] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.932156][ T6582] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 242.932171][ T6582] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 242.932187][ T6582] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 242.932200][ T6582] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 242.932214][ T6582] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 242.932249][ T6582]
[ 242.932302][ T6582] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.236682][ T6582] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/03/22 05:46:56 executed programs: 184
[ 243.621667][ T6585] loop1: detected capacity change from 0 to 32768
[ 243.633995][ T6585] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.641588][ T6585] CPU: 1 UID: 0 PID: 6585 Comm: syz.1.199 Not tainted syzkaller #0 PREEMPT(full)
[ 243.641618][ T6585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 243.641632][ T6585] Call Trace:
[ 243.641641][ T6585]
[ 243.641651][ T6585] dump_stack_lvl+0xe8/0x150
[ 243.641689][ T6585] sysfs_create_dir_ns+0x271/0x2a0
[ 243.641722][ T6585] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 243.641753][ T6585] ? do_raw_spin_unlock+0xf5/0x210
[ 243.641787][ T6585] kobject_add_internal+0x62b/0xd00
[ 243.641818][ T6585] kobject_init_and_add+0x12b/0x1a0
[ 243.641855][ T6585] ? __pfx_kobject_init_and_add+0x10/0x10
[ 243.641888][ T6585] ? __raw_spin_lock_init+0x45/0x100
[ 243.641916][ T6585] ? __init_swait_queue_head+0xa9/0x150
[ 243.641944][ T6585] gfs2_sys_fs_add+0x257/0x480
[ 243.641974][ T6585] ? is_dynamic_key+0x1ac/0x1c0
[ 243.642005][ T6585] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 243.642044][ T6585] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 243.642083][ T6585] gfs2_fill_super+0x13a7/0x21d0
[ 243.642125][ T6585] ? __pfx_gfs2_fill_super+0x10/0x10
[ 243.642156][ T6585] ? sb_set_blocksize+0x155/0x240
[ 243.642184][ T6585] ? setup_bdev_super+0x4c1/0x5b0
[ 243.642212][ T6585] get_tree_bdev_flags+0x431/0x4f0
[ 243.642236][ T6585] ? __pfx_gfs2_fill_super+0x10/0x10
[ 243.642258][ T6585] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 243.642279][ T6585] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 243.642312][ T6585] gfs2_get_tree+0x51/0x1e0
[ 243.642341][ T6585] vfs_get_tree+0x92/0x2a0
[ 243.642366][ T6585] do_new_mount+0x341/0xd30
[ 243.642392][ T6585] ? apparmor_capable+0x126/0x170
[ 243.642421][ T6585] ? __pfx_do_new_mount+0x10/0x10
[ 243.642462][ T6585] ? ns_capable+0x89/0xe0
[ 243.642492][ T6585] ? user_path_at+0xd4/0x160
[ 243.642525][ T6585] __se_sys_mount+0x31d/0x420
[ 243.642560][ T6585] ? __pfx___se_sys_mount+0x10/0x10
[ 243.642596][ T6585] ? __x64_sys_mount+0x20/0xc0
[ 243.642626][ T6585] do_syscall_64+0x14d/0xf80
[ 243.642653][ T6585] ? trace_irq_disable+0x3b/0x140
[ 243.642677][ T6585] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 243.642699][ T6585] ? clear_bhb_loop+0x40/0x90
[ 243.642724][ T6585] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 243.642746][ T6585] RIP: 0033:0x7fa17279da0a
[ 243.642767][ T6585] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 243.642785][ T6585] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.642808][ T6585] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 243.642824][ T6585] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 243.642838][ T6585] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 243.642853][ T6585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 243.642873][ T6585] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 243.642906][ T6585]
[ 243.642950][ T6585] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.949832][ T6585] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.336982][ T6588] loop1: detected capacity change from 0 to 32768
[ 244.354340][ T6588] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.362305][ T6588] CPU: 1 UID: 0 PID: 6588 Comm: syz.1.200 Not tainted syzkaller #0 PREEMPT(full)
[ 244.362332][ T6588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 244.362344][ T6588] Call Trace:
[ 244.362353][ T6588]
[ 244.362362][ T6588] dump_stack_lvl+0xe8/0x150
[ 244.362399][ T6588] sysfs_create_dir_ns+0x271/0x2a0
[ 244.362431][ T6588] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 244.362471][ T6588] ? do_raw_spin_unlock+0xf5/0x210
[ 244.362502][ T6588] kobject_add_internal+0x62b/0xd00
[ 244.362533][ T6588] kobject_init_and_add+0x12b/0x1a0
[ 244.362570][ T6588] ? __pfx_kobject_init_and_add+0x10/0x10
[ 244.362602][ T6588] ? __raw_spin_lock_init+0x45/0x100
[ 244.362630][ T6588] ? __init_swait_queue_head+0xa9/0x150
[ 244.362660][ T6588] gfs2_sys_fs_add+0x257/0x480
[ 244.362688][ T6588] ? is_dynamic_key+0x1ac/0x1c0
[ 244.362717][ T6588] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 244.362756][ T6588] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 244.362796][ T6588] gfs2_fill_super+0x13a7/0x21d0
[ 244.362836][ T6588] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.362866][ T6588] ? sb_set_blocksize+0x155/0x240
[ 244.362893][ T6588] ? setup_bdev_super+0x4c1/0x5b0
[ 244.362920][ T6588] get_tree_bdev_flags+0x431/0x4f0
[ 244.362942][ T6588] ? __pfx_gfs2_fill_super+0x10/0x10
[ 244.362965][ T6588] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 244.362984][ T6588] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 244.363017][ T6588] gfs2_get_tree+0x51/0x1e0
[ 244.363044][ T6588] vfs_get_tree+0x92/0x2a0
[ 244.363069][ T6588] do_new_mount+0x341/0xd30
[ 244.363095][ T6588] ? apparmor_capable+0x126/0x170
[ 244.363124][ T6588] ? __pfx_do_new_mount+0x10/0x10
[ 244.363152][ T6588] ? ns_capable+0x89/0xe0
[ 244.363183][ T6588] ? user_path_at+0xd4/0x160
[ 244.363216][ T6588] __se_sys_mount+0x31d/0x420
[ 244.363249][ T6588] ? __pfx___se_sys_mount+0x10/0x10
[ 244.363284][ T6588] ? __x64_sys_mount+0x20/0xc0
[ 244.363314][ T6588] do_syscall_64+0x14d/0xf80
[ 244.363340][ T6588] ? trace_irq_disable+0x3b/0x140
[ 244.363364][ T6588] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.363386][ T6588] ? clear_bhb_loop+0x40/0x90
[ 244.363412][ T6588] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 244.363431][ T6588] RIP: 0033:0x7fa17279da0a
[ 244.363460][ T6588] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 244.363478][ T6588] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.363501][ T6588] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 244.363516][ T6588] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 244.363530][ T6588] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 244.363544][ T6588] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 244.363557][ T6588] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 244.363591][ T6588]
[ 244.363618][ T6588] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.667497][ T6588] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.051718][ T6592] loop1: detected capacity change from 0 to 32768
[ 245.064149][ T6592] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.071795][ T6592] CPU: 0 UID: 0 PID: 6592 Comm: syz.1.201 Not tainted syzkaller #0 PREEMPT(full)
[ 245.071822][ T6592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 245.071835][ T6592] Call Trace:
[ 245.071844][ T6592]
[ 245.071852][ T6592] dump_stack_lvl+0xe8/0x150
[ 245.071890][ T6592] sysfs_create_dir_ns+0x271/0x2a0
[ 245.071923][ T6592] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 245.071961][ T6592] ? do_raw_spin_unlock+0xf5/0x210
[ 245.071993][ T6592] kobject_add_internal+0x62b/0xd00
[ 245.072024][ T6592] kobject_init_and_add+0x12b/0x1a0
[ 245.072062][ T6592] ? __pfx_kobject_init_and_add+0x10/0x10
[ 245.072095][ T6592] ? __raw_spin_lock_init+0x45/0x100
[ 245.072125][ T6592] ? __init_swait_queue_head+0xa9/0x150
[ 245.072154][ T6592] gfs2_sys_fs_add+0x257/0x480
[ 245.072184][ T6592] ? is_dynamic_key+0x1ac/0x1c0
[ 245.072214][ T6592] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 245.072254][ T6592] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 245.072292][ T6592] gfs2_fill_super+0x13a7/0x21d0
[ 245.072330][ T6592] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.072358][ T6592] ? sb_set_blocksize+0x155/0x240
[ 245.072383][ T6592] ? setup_bdev_super+0x4c1/0x5b0
[ 245.072410][ T6592] get_tree_bdev_flags+0x431/0x4f0
[ 245.072433][ T6592] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.072457][ T6592] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 245.072476][ T6592] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 245.072508][ T6592] gfs2_get_tree+0x51/0x1e0
[ 245.072535][ T6592] vfs_get_tree+0x92/0x2a0
[ 245.072556][ T6592] do_new_mount+0x341/0xd30
[ 245.072581][ T6592] ? apparmor_capable+0x126/0x170
[ 245.072608][ T6592] ? __pfx_do_new_mount+0x10/0x10
[ 245.072636][ T6592] ? ns_capable+0x89/0xe0
[ 245.072665][ T6592] ? user_path_at+0xd4/0x160
[ 245.072697][ T6592] __se_sys_mount+0x31d/0x420
[ 245.072727][ T6592] ? __pfx___se_sys_mount+0x10/0x10
[ 245.072769][ T6592] ? __x64_sys_mount+0x20/0xc0
[ 245.072797][ T6592] do_syscall_64+0x14d/0xf80
[ 245.072824][ T6592] ? trace_irq_disable+0x3b/0x140
[ 245.072848][ T6592] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.072868][ T6592] ? clear_bhb_loop+0x40/0x90
[ 245.072892][ T6592] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.072912][ T6592] RIP: 0033:0x7fa17279da0a
[ 245.072932][ T6592] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 245.072950][ T6592] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.072974][ T6592] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 245.072988][ T6592] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 245.073002][ T6592] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 245.073015][ T6592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 245.073028][ T6592] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 245.073061][ T6592]
[ 245.073114][ T6592] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.376376][ T6592] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.557418][ T30] INFO: task kworker/0:3:5963 blocked in I/O wait for more than 143 seconds.
[ 245.575242][ T30] Not tainted syzkaller #0
[ 245.580675][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 245.589903][ T30] task:kworker/0:3 state:D stack:25400 pid:5963 tgid:5963 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 245.602343][ T30] Workqueue: gfs2_recovery gfs2_recover_func
[ 245.608400][ T30] Call Trace:
[ 245.612878][ T30]
[ 245.615884][ T30] __schedule+0x165c/0x5560
[ 245.621008][ T30] ? __lock_acquire+0x6b5/0x2cf0
[ 245.626151][ T30] ? __pfx___schedule+0x10/0x10
[ 245.631560][ T30] ? schedule+0x90/0x360
[ 245.635902][ T30] schedule+0x164/0x360
[ 245.640761][ T30] io_schedule+0x7f/0xd0
[ 245.645088][ T30] folio_wait_bit_common+0x6d8/0xbc0
[ 245.650883][ T30] ? filemap_get_entry+0xcd/0x3f0
[ 245.656977][ T30] ? __pfx_folio_wait_bit_common+0x10/0x10
[ 245.663547][ T30] ? __submit_bio+0x28d/0x580
[ 245.668388][ T30] ? __pfx_wake_page_function+0x10/0x10
[ 245.674545][ T30] ? __filemap_get_folio_mpol+0x720/0xb00
[ 245.680630][ T30] gfs2_jhead_process_page+0x175/0x670
[ 245.686257][ T30] ? __pfx_gfs2_jhead_process_page+0x10/0x10
[ 245.692951][ T30] gfs2_find_jhead+0xbd2/0xd30
[ 245.698018][ T30] gfs2_recover_func+0x6cf/0x1f60
[ 245.704487][ T30] ? __pfx_gfs2_recover_func+0x10/0x10
[ 245.710470][ T30] ? do_raw_spin_lock+0x12b/0x2f0
[ 245.715569][ T30] ? __lock_acquire+0x6b5/0x2cf0
[ 245.721164][ T30] ? look_up_lock_class+0x57/0x110
[ 245.726482][ T30] ? register_lock_class+0x31/0x2e0
[ 245.732298][ T30] ? __lock_acquire+0x6b5/0x2cf0
[ 245.737337][ T30] ? do_raw_spin_lock+0x12b/0x2f0
[ 245.742920][ T30] ? lock_acquire+0x106/0x350
[ 245.747684][ T30] ? process_one_work+0x8b7/0x1710
[ 245.755567][ T30] ? process_one_work+0x8b7/0x1710
[ 245.761023][ T30] process_one_work+0x9a3/0x1710
[ 245.766135][ T30] ? __pfx_process_one_work+0x10/0x10
[ 245.772107][ T30] ? do_raw_spin_lock+0x12b/0x2f0
[ 245.782590][ T30] worker_thread+0xba8/0x11e0
[ 245.787569][ T30] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 245.793928][ T30] ? __kthread_parkme+0x7a/0x1f0
[ 245.799411][ T30] ? __kthread_parkme+0x19c/0x1f0
[ 245.804518][ T30] kthread+0x388/0x470
[ 245.809324][ T30] ? __pfx_worker_thread+0x10/0x10
[ 245.814521][ T30] ? __pfx_kthread+0x10/0x10
[ 245.819772][ T30] ret_from_fork+0x51e/0xb90
[ 245.824440][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 245.830121][ T30] ? __switch_to+0xc7d/0x1420
[ 245.834877][ T30] ? __pfx_kthread+0x10/0x10
[ 245.840042][ T30] ret_from_fork_asm+0x1a/0x30
[ 245.844891][ T30]
[ 245.848103][ T30] INFO: task syz.0.18:6005 blocked for more than 143 seconds.
[ 245.859556][ T30] Not tainted syzkaller #0
[ 245.864562][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 245.874557][ T30] task:syz.0.18 state:D stack:24120 pid:6005 tgid:6005 ppid:5953 task_flags:0x400140 flags:0x00080002
[ 245.887290][ T30] Call Trace:
[ 245.890870][ T30]
[ 245.893859][ T30] __schedule+0x165c/0x5560
[ 245.899008][ T30] ? __lock_acquire+0x6b5/0x2cf0
[ 245.904071][ T30] ? __pfx___schedule+0x10/0x10
[ 245.909524][ T30] ? schedule+0x90/0x360
[ 245.913854][ T30] schedule+0x164/0x360
[ 245.916174][ T6595] loop1: detected capacity change from 0 to 32768
[ 245.918045][ T30] bit_wait+0x11/0xd0
[ 245.930449][ T30] __wait_on_bit+0xb9/0x310
[ 245.935042][ T30] ? __pfx_bit_wait+0x10/0x10
[ 245.941239][ T30] out_of_line_wait_on_bit+0x13b/0x190
[ 245.946837][ T30] ? __pfx_bit_wait+0x10/0x10
[ 245.947558][ T6595] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.952217][ T30] ? __pfx_out_of_line_wait_on_bit+0x10/0x10
[ 245.966061][ T30] ? __pfx_wake_bit_function+0x10/0x10
[ 245.971936][ T30] gfs2_recover_journal+0xda/0x140
[ 245.973388][ T6595] CPU: 0 UID: 0 PID: 6595 Comm: syz.1.202 Not tainted syzkaller #0 PREEMPT(full)
[ 245.973412][ T6595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 245.973423][ T6595] Call Trace:
[ 245.973431][ T6595]
[ 245.973439][ T6595] dump_stack_lvl+0xe8/0x150
[ 245.973470][ T6595] sysfs_create_dir_ns+0x271/0x2a0
[ 245.973500][ T6595] ? __pfx_sysfs_create_dir_ns+0x10/0x10
[ 245.973527][ T6595] ? do_raw_spin_unlock+0xf5/0x210
[ 245.973555][ T6595] kobject_add_internal+0x62b/0xd00
[ 245.973583][ T6595] kobject_init_and_add+0x12b/0x1a0
[ 245.973616][ T6595] ? __pfx_kobject_init_and_add+0x10/0x10
[ 245.973645][ T6595] ? __raw_spin_lock_init+0x45/0x100
[ 245.973669][ T6595] ? __init_swait_queue_head+0xa9/0x150
[ 245.973696][ T6595] gfs2_sys_fs_add+0x257/0x480
[ 245.973731][ T6595] ? is_dynamic_key+0x1ac/0x1c0
[ 245.973759][ T6595] ? __pfx_gfs2_sys_fs_add+0x10/0x10
[ 245.973794][ T6595] ? __pfx_alloc_workqueue_noprof+0x10/0x10
[ 245.973831][ T6595] gfs2_fill_super+0x13a7/0x21d0
[ 245.973870][ T6595] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.973896][ T6595] ? sb_set_blocksize+0x155/0x240
[ 245.973922][ T6595] ? setup_bdev_super+0x4c1/0x5b0
[ 245.973945][ T6595] get_tree_bdev_flags+0x431/0x4f0
[ 245.973966][ T6595] ? __pfx_gfs2_fill_super+0x10/0x10
[ 245.973987][ T6595] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 245.974005][ T6595] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 245.974036][ T6595] gfs2_get_tree+0x51/0x1e0
[ 245.974061][ T6595] vfs_get_tree+0x92/0x2a0
[ 245.974084][ T6595] do_new_mount+0x341/0xd30
[ 245.974107][ T6595] ? apparmor_capable+0x126/0x170
[ 245.974135][ T6595] ? __pfx_do_new_mount+0x10/0x10
[ 245.974160][ T6595] ? ns_capable+0x89/0xe0
[ 245.974187][ T6595] ? user_path_at+0xd4/0x160
[ 245.974217][ T6595] __se_sys_mount+0x31d/0x420
[ 245.974248][ T6595] ? __pfx___se_sys_mount+0x10/0x10
[ 245.974280][ T6595] ? __x64_sys_mount+0x20/0xc0
[ 245.974307][ T6595] do_syscall_64+0x14d/0xf80
[ 245.974331][ T6595] ? trace_irq_disable+0x3b/0x140
[ 245.974354][ T6595] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.974379][ T6595] ? clear_bhb_loop+0x40/0x90
[ 245.974403][ T6595] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 245.974422][ T6595] RIP: 0033:0x7fa17279da0a
[ 245.974441][ T6595] Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
[ 245.974457][ T6595] RSP: 002b:00007ffde9d10b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.974479][ T6595] RAX: ffffffffffffffda RBX: 00007ffde9d10bb0 RCX: 00007fa17279da0a
[ 245.974493][ T6595] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffde9d10b70
[ 245.974506][ T6595] RBP: 0000200000037f40 R08: 00007ffde9d10bb0 R09: 0000000000000000
[ 245.974518][ T6595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 245.974531][ T6595] R13: 00007ffde9d10b70 R14: 0000000000037fc4 R15: 0000200000000300
[ 245.974561][ T6595]
[ 245.976083][ T6595] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.977179][ T30] init_journal+0x16ad/0x2280
[ 246.002104][ T6595] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.003411][ T30] ? init_inodes+0xdb/0x320
[ 246.297451][ T30] ? __pfx_init_journal+0x10/0x10
[ 246.302656][ T30] ? snprintf+0xe8/0x140
[ 246.306937][ T30] ? init_inodes+0xdb/0x320
[ 246.311526][ T30] ? __pfx_snprintf+0x10/0x10
[ 246.316235][ T30] ? gfs2_glock_nq_num+0x13d/0x170
[ 246.321918][ T30] init_inodes+0xdb/0x320
[ 246.326320][ T30] gfs2_fill_super+0x1a38/0x21d0
[ 246.331751][ T30] ? __pfx_gfs2_fill_super+0x10/0x10
[ 246.337192][ T30] ? init_locking+0xb8/0x210
[ 246.342294][ T30] ? sb_set_blocksize+0x155/0x240
[ 246.347401][ T30] ? setup_bdev_super+0x4c1/0x5b0
[ 246.353112][ T30] get_tree_bdev_flags+0x431/0x4f0
[ 246.358292][ T30] ? __pfx_gfs2_fill_super+0x10/0x10
[ 246.364136][ T30] ? __pfx_get_tree_bdev_flags+0x10/0x10
[ 246.372790][ T30] ? __pfx_vfs_parse_comma_sep+0x10/0x10
[ 246.378887][ T30] gfs2_get_tree+0x51/0x1e0
[ 246.383485][ T30] vfs_get_tree+0x92/0x2a0
[ 246.387932][ T30] do_new_mount+0x341/0xd30
[ 246.393221][ T30] ? apparmor_capable+0x126/0x170
[ 246.398316][ T30] ? __pfx_do_new_mount+0x10/0x10
[ 246.404033][ T30] ? ns_capable+0x89/0xe0
[ 246.410380][ T30] ? user_path_at+0xd4/0x160
[ 246.415208][ T30] __se_sys_mount+0x31d/0x420
[ 246.425729][ T30] ? __pfx___se_sys_mount+0x10/0x10
[ 246.432455][ T30] ? __x64_sys_mount+0x20/0xc0
[ 246.437351][ T30] do_syscall_64+0x14d/0xf80
[ 246.442480][ T30] ? trace_irq_disable+0x3b/0x140
[ 246.447881][ T30] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.454443][ T30] ? clear_bhb_loop+0x40/0x90
[ 246.459453][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.465391][ T30] RIP: 0033:0x7f611259da0a
[ 246.471576][ T30] RSP: 002b:00007ffe1764d4e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.481527][ T30] RAX: ffffffffffffffda RBX: 00007ffe1764d570 RCX: 00007f611259da0a
[ 246.489872][ T30] RDX: 0000200000037f40 RSI: 0000200000037f80 RDI: 00007ffe1764d530
[ 246.498082][ T30] RBP: 0000200000037f40 R08: 00007ffe1764d570 R09: 0000000000000000
[ 246.507174][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 0000200000037f80
[ 246.515797][ T30] R13: 00007ffe1764d530 R14: 0000000000037fc4 R15: 0000200000000300
[ 246.525388][ T30]
[ 246.528966][ T30]
[ 246.528966][ T30] Showing all locks held in the system:
[ 246.546612][ T30] 1 lock held by pool_workqueue_/3:
[ 246.552171][ T30] 1 lock held by khungtaskd/30:
[ 246.557211][ T30] #0: ffffffff8e75d7e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 246.586368][ T30] 2 locks held by getty/5600:
[ 246.592310][ T30] #0: ffff888037d8f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 246.602294][ T30] #1: ffffc9000322b2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x45c/0x13a0
[ 246.612683][ T30] 2 locks held by kworker/0:3/5963:
[ 246.617940][ T30] #0: ffff8880232a6140 ((wq_completion)gfs2_recovery){+.+.}-{0:0}, at: process_one_work+0x890/0x1710
[ 246.630174][ T30] #1: ffffc900043b7c40 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x8b7/0x1710
[ 246.641660][ T30] 1 lock held by syz.0.18/6005:
[ 246.646586][ T30] #0: ffff8880346ce0d8 (&type->s_umount_key#54/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xab0
[ 246.657539][ T30] 3 locks held by syz.1.203/6599:
[ 246.662773][ T30]
[ 246.665148][ T30] =============================================
[ 246.665148][ T30]
[ 246.675754][ T30] NMI backtrace for cpu 0
[ 246.675772][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 246.675797][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 246.675809][ T30] Call Trace:
[ 246.675818][ T30]
[ 246.675827][ T30] dump_stack_lvl+0xe8/0x150
[ 246.675864][ T30] nmi_cpu_backtrace+0x274/0x2d0
[ 246.675887][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 246.675919][ T30] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 246.675944][ T30] sys_info+0x135/0x170
[ 246.675972][ T30] watchdog+0xfd3/0x1030
[ 246.676007][ T30] ? watchdog+0x1c9/0x1030
[ 246.676039][ T30] kthread+0x388/0x470
[ 246.676065][ T30] ? __pfx_watchdog+0x10/0x10
[ 246.676087][ T30] ? __pfx_kthread+0x10/0x10
[ 246.676113][ T30] ret_from_fork+0x51e/0xb90
[ 246.676146][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 246.676175][ T30] ? __switch_to+0xc7d/0x1420
[ 246.676205][ T30] ? __pfx_kthread+0x10/0x10
[ 246.676232][ T30] ret_from_fork_asm+0x1a/0x30
[ 246.676268][ T30]
[ 246.676293][ T30] Sending NMI from CPU 0 to CPUs 1:
[ 246.706573][ T6599] loop1: detected capacity change from 0 to 32768
[ 246.711156][ C1] NMI backtrace for cpu 1
[ 246.711172][ C1] CPU: 1 UID: 0 PID: 6599 Comm: syz.1.203 Not tainted syzkaller #0 PREEMPT(full)
[ 246.711191][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 246.711202][ C1] RIP: 0010:mark_lock+0xa4/0x190
[ 246.711225][ C1] Code: 0e 48 c7 c6 19 03 06 8e 67 48 0f b9 3a 90 31 c9 4c 89 fe 4c 89 f7 b8 01 00 00 00 85 69 60 74 10 5b 41 5c 41 5d 41 5e 41 5f 5d cc cc cc cc cc 49 89 fe 49 89 f7 e8 5b 94 ff ff 89 c1 31 c0 85
[ 246.711239][ C1] RSP: 0018:ffffc90000a08840 EFLAGS: 00000006
[ 246.711255][ C1] RAX: 0000000000000001 RBX: ffff88801d3dc8e8 RCX: ffffffff93c65330
[ 246.711268][ C1] RDX: 0000000000000008 RSI: ffff88801d3dc8c8 RDI: ffff88801d3dbd00
[ 246.711279][ C1] RBP: ffff88801d3dc8c8 R08: ffffffff84b9d570 R09: ffffffff9a4fdcb8
[ 246.711291][ C1] R10: ffffc90000a08a60 R11: fffff5200014114e R12: 0000000000000003
[ 246.711303][ C1] R13: ffff88801d3dc8c8 R14: ffff88801d3dbd00 R15: 0000000000000003
[ 246.711315][ C1] FS: 000055557c000500(0000) GS:ffff888125548000(0000) knlGS:0000000000000000
[ 246.711330][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 246.711342][ C1] CR2: 000055910e737168 CR3: 000000006c700000 CR4: 00000000003526f0
[ 246.711359][ C1] Call Trace:
[ 246.711367][ C1]
[ 246.711373][ C1] __lock_acquire+0x6b5/0x2cf0
[ 246.711401][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.711425][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.711449][ C1] ? debug_object_assert_init+0xb0/0x370
[ 246.711466][ C1] lock_acquire+0x106/0x350
[ 246.711487][ C1] ? debug_object_assert_init+0xb0/0x370
[ 246.711505][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.711526][ C1] ? css_rstat_updated+0x23a/0x530
[ 246.711549][ C1] _raw_spin_lock_irqsave+0x40/0x60
[ 246.711569][ C1] ? debug_object_assert_init+0xb0/0x370
[ 246.711584][ C1] debug_object_assert_init+0xb0/0x370
[ 246.711603][ C1] __mod_timer+0x4a/0xf30
[ 246.711628][ C1] dsp_cmx_send+0x1abe/0x1b40
[ 246.711653][ C1] ? call_timer_fn+0xd4/0x5e0
[ 246.711667][ C1] ? lock_acquire+0x106/0x350
[ 246.711689][ C1] ? call_timer_fn+0xd4/0x5e0
[ 246.711717][ C1] ? do_raw_spin_lock+0x12b/0x2f0
[ 246.711740][ C1] call_timer_fn+0x192/0x5e0
[ 246.711755][ C1] ? __pfx_dsp_cmx_send+0x10/0x10
[ 246.711776][ C1] ? call_timer_fn+0xd4/0x5e0
[ 246.711790][ C1] ? __pfx_call_timer_fn+0x10/0x10
[ 246.711809][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 246.711828][ C1] ? __pfx_dsp_cmx_send+0x10/0x10
[ 246.711850][ C1] __run_timer_base+0x652/0x8b0
[ 246.711872][ C1] ? ktime_get+0x45/0x220
[ 246.711896][ C1] ? __pfx___run_timer_base+0x10/0x10
[ 246.711922][ C1] run_timer_softirq+0xb7/0x170
[ 246.711949][ C1] handle_softirqs+0x22a/0x840
[ 246.711974][ C1] ? __irq_exit_rcu+0xca/0x220
[ 246.711992][ C1] __irq_exit_rcu+0xca/0x220
[ 246.712007][ C1] irq_exit_rcu+0x9/0x30
[ 246.712021][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0
[ 246.712041][ C1]
[ 246.712047][ C1]
[ 246.712053][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 246.712071][ C1] RIP: 0010:vprintk_emit+0x45d/0x560
[ 246.712090][ C1] Code: 0f 84 44 ff ff ff e8 a2 09 21 00 fb eb 44 e8 9a 09 21 00 e8 75 7b 0b 0a 4d 85 f6 74 94 e8 8b 09 21 00 fb 48 c7 c7 00 fc 74 8e <31> f6 ba 01 00 00 00 31 c9 41 b8 01 00 00 00 45 31 c9 53 e8 cb 18
[ 246.712103][ C1] RSP: 0018:ffffc90004b06e00 EFLAGS: 00000293
[ 246.712117][ C1] RAX: ffffffff81a547f5 RBX: ffffffff81a5466f RCX: ffff88801d3dbd00
[ 246.712129][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e74fc00
[ 246.712140][ C1] RBP: ffffc90004b06eb0 R08: ffffffff90123cf7 R09: 1ffffffff202479e
[ 246.712152][ C1] R10: dffffc0000000000 R11: fffffbfff202479f R12: 0000000000000000
[ 246.712164][ C1] R13: 000000000000002f R14: 0000000000000200 R15: 1ffff92000960dc4
[ 246.712177][ C1] ? vprintk_emit+0x2cf/0x560
[ 246.712194][ C1] ? vprintk_emit+0x455/0x560
[ 246.712215][ C1] ? __pfx_vprintk_emit+0x10/0x10
[ 246.712236][ C1] _printk+0xdd/0x130
[ 246.712255][ C1] ? __pfx__printk+0x10/0x10
[ 246.712272][ C1] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 246.712290][ C1] ? ___ratelimit+0x58c/0x8d0
[ 246.712311][ C1] set_capacity_and_notify+0x2c5/0x320
[ 246.712335][ C1] ? __pfx_set_capacity_and_notify+0x10/0x10
[ 246.712357][ C1] ? __pfx_internal_create_group+0x10/0x10
[ 246.712382][ C1] loop_set_size+0x44/0xb0
[ 246.712401][ C1] loop_configure+0x9ac/0xdf0
[ 246.712422][ C1] ? __pfx_loop_configure+0x10/0x10
[ 246.712444][ C1] ? unwind_get_return_address+0x4d/0x90
[ 246.712461][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 246.712481][ C1] ? arch_stack_walk+0xfb/0x150
[ 246.712501][ C1] lo_ioctl+0x447/0x1fb0
[ 246.712517][ C1] ? stack_trace_save+0xa9/0x100
[ 246.712536][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 246.712557][ C1] ? __pfx_lo_ioctl+0x10/0x10
[ 246.712574][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.712597][ C1] ? kfree+0x1c5/0x640
[ 246.712618][ C1] ? tomoyo_check_open_permission+0x32c/0x470
[ 246.712641][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.712665][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.712689][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.712719][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.712743][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.712766][ C1] ? __lock_acquire+0x6b5/0x2cf0
[ 246.712791][ C1] ? unwind_next_frame+0xa6/0x2550
[ 246.712810][ C1] ? unwind_next_frame+0xa6/0x2550
[ 246.712827][ C1] ? is_bpf_text_address+0x26/0x2b0
[ 246.712852][ C1] ? is_bpf_text_address+0x26/0x2b0
[ 246.712875][ C1] ? is_bpf_text_address+0x292/0x2b0
[ 246.712896][ C1] ? is_bpf_text_address+0x26/0x2b0
[ 246.712918][ C1] ? kernel_text_address+0xa5/0xe0
[ 246.712939][ C1] ? __kernel_text_address+0xd/0x30
[ 246.712959][ C1] ? unwind_get_return_address+0x4d/0x90
[ 246.712974][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 246.712995][ C1] ? arch_stack_walk+0xfb/0x150
[ 246.713015][ C1] ? stack_trace_save+0xa9/0x100
[ 246.713035][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 246.713053][ C1] ? kasan_save_free_info+0x46/0x50
[ 246.713075][ C1] ? stack_depot_save_flags+0x33/0x810
[ 246.713095][ C1] ? kasan_save_track+0x4f/0x80
[ 246.713110][ C1] ? kasan_save_track+0x3e/0x80
[ 246.713124][ C1] ? kasan_save_free_info+0x46/0x50
[ 246.713143][ C1] ? __kasan_slab_free+0x5c/0x80
[ 246.713158][ C1] ? kfree+0x1c5/0x640
[ 246.713178][ C1] ? tomoyo_path_number_perm+0x501/0x630
[ 246.713197][ C1] ? security_file_ioctl+0xc3/0x2a0
[ 246.713216][ C1] ? __se_sys_ioctl+0x47/0x170
[ 246.713232][ C1] ? do_syscall_64+0x14d/0xf80
[ 246.713251][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.713269][ C1] ? __asan_memset+0x22/0x50
[ 246.713290][ C1] ? blk_get_meta_cap+0x16d/0x7a0
[ 246.713311][ C1] ? __pfx_blk_get_meta_cap+0x10/0x10
[ 246.713333][ C1] ? blkdev_common_ioctl+0x14b7/0x3250
[ 246.713364][ C1] ? do_vfs_ioctl+0x1166/0x1530
[ 246.713382][ C1] ? __pfx_do_vfs_ioctl+0x10/0x10
[ 246.713404][ C1] ? kasan_quarantine_put+0xbb/0x1f0
[ 246.713432][ C1] ? __pfx_lo_ioctl+0x10/0x10
[ 246.713449][ C1] blkdev_ioctl+0x5e3/0x740
[ 246.713470][ C1] ? __pfx_blkdev_ioctl+0x10/0x10
[ 246.713490][ C1] ? rcu_is_watching+0x15/0xb0
[ 246.713507][ C1] ? bpf_lsm_file_ioctl+0x9/0x20
[ 246.713524][ C1] ? __pfx_blkdev_ioctl+0x10/0x10
[ 246.713543][ C1] __se_sys_ioctl+0xfc/0x170
[ 246.713561][ C1] do_syscall_64+0x14d/0xf80
[ 246.713581][ C1] ? trace_irq_disable+0x3b/0x140
[ 246.713600][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.713616][ C1] ? clear_bhb_loop+0x40/0x90
[ 246.713634][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 246.713649][ C1] RIP: 0033:0x7fa17279c42b
[ 246.713664][ C1] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
[ 246.713677][ C1] RSP: 002b:00007ffde9d10a80 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 246.713693][ C1] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa17279c42b
[ 246.713711][ C1] RDX: 0000000000000003 RSI: 0000000000004c00 RDI: 0000000000000004
[ 246.713722][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 246.713732][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
[ 246.713742][ C1] R13: 00007ffde9d10bb0 R14: 00007ffde9d10b70 R15: 00007fa169800000
[ 246.713760][ C1]
[ 246.714278][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 246.714295][ T30] CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 246.714317][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
[ 246.714329][ T30] Call Trace:
[ 246.714338][ T30]
[ 246.714347][ T30] vpanic+0x56c/0xa60
[ 246.714377][ T30] ? __pfx___schedule+0x10/0x10
[ 246.714401][ T30] ? __pfx_vpanic+0x10/0x10
[ 246.714437][ T30] panic+0xc5/0xd0
[ 246.714472][ T30] ? __pfx_panic+0x10/0x10
[ 246.714501][ T30] ? preempt_schedule_thunk+0x16/0x30
[ 246.714530][ T30] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300
[ 246.714555][ T30] watchdog+0x102c/0x1030
[ 246.714586][ T30] ? watchdog+0x1c9/0x1030
[ 246.714615][ T30] kthread+0x388/0x470
[ 246.714639][ T30] ? __pfx_watchdog+0x10/0x10
[ 246.714660][ T30] ? __pfx_kthread+0x10/0x10
[ 246.714685][ T30] ret_from_fork+0x51e/0xb90
[ 246.714714][ T30] ? __pfx_ret_from_fork+0x10/0x10
[ 246.714740][ T30] ? __switch_to+0xc7d/0x1420
[ 246.714768][ T30] ? __pfx_kthread+0x10/0x10
[ 246.714792][ T30] ret_from_fork_asm+0x1a/0x30
[ 246.714826][ T30]
[ 246.719585][ T30] Kernel Offset: disabled