70] ? kobject_add+0x230/0x230
[ 220.699581][ T5570] ? __init_swait_queue_head+0xa5/0x150
[ 220.705193][ T5570] gfs2_sys_fs_add+0x24f/0x4b0
[ 220.709972][ T5570] ? gfs2_recover_set+0x240/0x240
[ 220.715160][ T5570] ? snprintf+0xe5/0x140
[ 220.719428][ T5570] ? __free_pages+0x95/0x1a0
[ 220.724011][ T5570] ? vscnprintf+0x80/0x80
[ 220.728430][ T5570] gfs2_fill_super+0x120f/0x1f00
[ 220.733375][ T5570] ? gfs2_reconfigure+0xd30/0xd30
[ 220.738403][ T5570] ? sb_set_blocksize+0xa5/0xe0
[ 220.743360][ T5570] get_tree_bdev+0x3f1/0x610
[ 220.747947][ T5570] ? gfs2_reconfigure+0xd30/0xd30
[ 220.752957][ T5570] gfs2_get_tree+0x4d/0x1e0
[ 220.757443][ T5570] vfs_get_tree+0x88/0x270
[ 220.761840][ T5570] do_new_mount+0x24a/0xa40
[ 220.766328][ T5570] __se_sys_mount+0x2e3/0x3d0
[ 220.771173][ T5570] ? __x64_sys_mount+0xc0/0xc0
[ 220.775928][ T5570] ? lockdep_hardirqs_on+0x94/0x140
[ 220.781195][ T5570] ? __x64_sys_mount+0x1c/0xc0
[ 220.785947][ T5570] do_syscall_64+0x4c/0xa0
[ 220.790476][ T5570] ? clear_bhb_loop+0x30/0x80
[ 220.795182][ T5570] ? clear_bhb_loop+0x30/0x80
[ 220.799862][ T5570] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 220.805751][ T5570] RIP: 0033:0x7fe8641faf4a
[ 220.810253][ T5570] 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
[ 220.830026][ T5570] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 220.838610][ T5570] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 220.846609][ T5570] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 220.855251][ T5570] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 220.863482][ T5570] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 220.871441][ T5570] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 220.879495][ T5570]
[ 220.884384][ T5570] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 220.898158][ T5570] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 221.247148][ T5572] loop1: detected capacity change from 0 to 32768
[ 221.298060][ T5572] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 221.305855][ T5572] CPU: 1 PID: 5572 Comm: syz.1.177 Not tainted syzkaller #0
[ 221.313254][ T5572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 221.323675][ T5572] Call Trace:
[ 221.327232][ T5572]
[ 221.330171][ T5572] dump_stack_lvl+0x188/0x250
[ 221.334866][ T5572] ? show_regs_print_info+0x20/0x20
[ 221.340283][ T5572] ? load_image+0x400/0x400
[ 221.344815][ T5572] sysfs_create_dir_ns+0x26a/0x290
[ 221.349955][ T5572] ? sysfs_warn_dup+0xa0/0xa0
[ 221.354645][ T5572] ? do_raw_spin_unlock+0x11d/0x230
[ 221.359859][ T5572] kobject_add_internal+0x6e0/0xd90
[ 221.365075][ T5572] kobject_init_and_add+0x128/0x190
[ 221.370281][ T5572] ? lockdep_softirqs_off+0x430/0x430
[ 221.375759][ T5572] ? kobject_add+0x230/0x230
[ 221.380363][ T5572] ? __init_swait_queue_head+0xa5/0x150
[ 221.385914][ T5572] gfs2_sys_fs_add+0x24f/0x4b0
[ 221.390773][ T5572] ? gfs2_recover_set+0x240/0x240
[ 221.395788][ T5572] ? snprintf+0xe5/0x140
[ 221.400128][ T5572] ? __free_pages+0x95/0x1a0
[ 221.404826][ T5572] ? vscnprintf+0x80/0x80
[ 221.409187][ T5572] gfs2_fill_super+0x120f/0x1f00
[ 221.414142][ T5572] ? gfs2_reconfigure+0xd30/0xd30
[ 221.419174][ T5572] ? sb_set_blocksize+0xa5/0xe0
[ 221.424029][ T5572] get_tree_bdev+0x3f1/0x610
[ 221.428612][ T5572] ? gfs2_reconfigure+0xd30/0xd30
[ 221.433623][ T5572] gfs2_get_tree+0x4d/0x1e0
[ 221.438238][ T5572] vfs_get_tree+0x88/0x270
[ 221.442736][ T5572] do_new_mount+0x24a/0xa40
[ 221.447225][ T5572] __se_sys_mount+0x2e3/0x3d0
[ 221.452008][ T5572] ? __x64_sys_mount+0xc0/0xc0
[ 221.456776][ T5572] ? lockdep_hardirqs_on+0x94/0x140
[ 221.461979][ T5572] ? __x64_sys_mount+0x1c/0xc0
[ 221.466740][ T5572] do_syscall_64+0x4c/0xa0
[ 221.471414][ T5572] ? clear_bhb_loop+0x30/0x80
[ 221.476218][ T5572] ? clear_bhb_loop+0x30/0x80
[ 221.481281][ T5572] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 221.487617][ T5572] RIP: 0033:0x7fe8641faf4a
[ 221.492289][ T5572] 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
[ 221.512070][ T5572] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 221.520473][ T5572] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 221.528538][ T5572] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 221.536684][ T5572] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 221.544848][ T5572] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 221.552918][ T5572] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 221.561074][ T5572]
[ 221.565529][ T5572] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 221.579661][ T5572] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 221.827034][ T5167] Bluetooth: hci0: command 0x0406 tx timeout
[ 221.903355][ T5576] loop1: detected capacity change from 0 to 32768
[ 221.969683][ T5576] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 221.979751][ T5576] CPU: 1 PID: 5576 Comm: syz.1.178 Not tainted syzkaller #0
[ 221.987259][ T5576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 221.997327][ T5576] Call Trace:
[ 222.000618][ T5576]
[ 222.003568][ T5576] dump_stack_lvl+0x188/0x250
[ 222.008358][ T5576] ? show_regs_print_info+0x20/0x20
[ 222.013572][ T5576] ? load_image+0x400/0x400
[ 222.018109][ T5576] sysfs_create_dir_ns+0x26a/0x290
[ 222.023244][ T5576] ? sysfs_warn_dup+0xa0/0xa0
[ 222.027938][ T5576] ? do_raw_spin_unlock+0x11d/0x230
[ 222.033156][ T5576] kobject_add_internal+0x6e0/0xd90
[ 222.039160][ T5576] kobject_init_and_add+0x128/0x190
[ 222.044378][ T5576] ? lockdep_softirqs_off+0x430/0x430
[ 222.049859][ T5576] ? kobject_add+0x230/0x230
[ 222.054464][ T5576] ? __init_swait_queue_head+0xa5/0x150
[ 222.060109][ T5576] gfs2_sys_fs_add+0x24f/0x4b0
[ 222.065057][ T5576] ? gfs2_recover_set+0x240/0x240
[ 222.070099][ T5576] ? snprintf+0xe5/0x140
[ 222.074326][ T5576] ? __free_pages+0x95/0x1a0
[ 222.078914][ T5576] ? vscnprintf+0x80/0x80
[ 222.083256][ T5576] gfs2_fill_super+0x120f/0x1f00
[ 222.088200][ T5576] ? gfs2_reconfigure+0xd30/0xd30
[ 222.093406][ T5576] ? sb_set_blocksize+0xa5/0xe0
[ 222.098255][ T5576] get_tree_bdev+0x3f1/0x610
[ 222.102845][ T5576] ? gfs2_reconfigure+0xd30/0xd30
[ 222.107865][ T5576] gfs2_get_tree+0x4d/0x1e0
[ 222.112355][ T5576] vfs_get_tree+0x88/0x270
[ 222.116865][ T5576] do_new_mount+0x24a/0xa40
[ 222.121386][ T5576] __se_sys_mount+0x2e3/0x3d0
[ 222.126132][ T5576] ? __x64_sys_mount+0xc0/0xc0
[ 222.130918][ T5576] ? lockdep_hardirqs_on+0x94/0x140
[ 222.136205][ T5576] ? __x64_sys_mount+0x1c/0xc0
[ 222.141130][ T5576] do_syscall_64+0x4c/0xa0
[ 222.145537][ T5576] ? clear_bhb_loop+0x30/0x80
[ 222.150213][ T5576] ? clear_bhb_loop+0x30/0x80
[ 222.154959][ T5576] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 222.160861][ T5576] RIP: 0033:0x7fe8641faf4a
[ 222.165362][ T5576] 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
[ 222.185423][ T5576] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.193845][ T5576] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 222.202616][ T5576] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 222.210596][ T5576] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 222.218663][ T5576] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 222.226665][ T5576] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 222.234717][ T5576]
[ 222.239166][ T5576] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 222.252430][ T5576] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:41:42 executed programs: 164
[ 222.588807][ T5578] loop1: detected capacity change from 0 to 32768
[ 222.639160][ T5578] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 222.646659][ T5578] CPU: 1 PID: 5578 Comm: syz.1.179 Not tainted syzkaller #0
[ 222.654126][ T5578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 222.664291][ T5578] Call Trace:
[ 222.667588][ T5578]
[ 222.670615][ T5578] dump_stack_lvl+0x188/0x250
[ 222.675393][ T5578] ? show_regs_print_info+0x20/0x20
[ 222.680602][ T5578] ? load_image+0x400/0x400
[ 222.685224][ T5578] sysfs_create_dir_ns+0x26a/0x290
[ 222.690354][ T5578] ? sysfs_warn_dup+0xa0/0xa0
[ 222.695046][ T5578] ? do_raw_spin_unlock+0x11d/0x230
[ 222.700265][ T5578] kobject_add_internal+0x6e0/0xd90
[ 222.705489][ T5578] kobject_init_and_add+0x128/0x190
[ 222.710830][ T5578] ? lockdep_softirqs_off+0x430/0x430
[ 222.716233][ T5578] ? kobject_add+0x230/0x230
[ 222.720840][ T5578] ? __init_swait_queue_head+0xa5/0x150
[ 222.726522][ T5578] gfs2_sys_fs_add+0x24f/0x4b0
[ 222.731310][ T5578] ? gfs2_recover_set+0x240/0x240
[ 222.736354][ T5578] ? snprintf+0xe5/0x140
[ 222.740588][ T5578] ? __free_pages+0x95/0x1a0
[ 222.745177][ T5578] ? vscnprintf+0x80/0x80
[ 222.749567][ T5578] gfs2_fill_super+0x120f/0x1f00
[ 222.754518][ T5578] ? gfs2_reconfigure+0xd30/0xd30
[ 222.759806][ T5578] ? sb_set_blocksize+0xa5/0xe0
[ 222.764650][ T5578] get_tree_bdev+0x3f1/0x610
[ 222.769278][ T5578] ? gfs2_reconfigure+0xd30/0xd30
[ 222.774304][ T5578] gfs2_get_tree+0x4d/0x1e0
[ 222.778852][ T5578] vfs_get_tree+0x88/0x270
[ 222.783254][ T5578] do_new_mount+0x24a/0xa40
[ 222.787769][ T5578] __se_sys_mount+0x2e3/0x3d0
[ 222.792432][ T5578] ? __x64_sys_mount+0xc0/0xc0
[ 222.797285][ T5578] ? lockdep_hardirqs_on+0x94/0x140
[ 222.802498][ T5578] ? __x64_sys_mount+0x1c/0xc0
[ 222.807263][ T5578] do_syscall_64+0x4c/0xa0
[ 222.811687][ T5578] ? clear_bhb_loop+0x30/0x80
[ 222.816363][ T5578] ? clear_bhb_loop+0x30/0x80
[ 222.821112][ T5578] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 222.826995][ T5578] RIP: 0033:0x7fe8641faf4a
[ 222.831402][ T5578] 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
[ 222.851452][ T5578] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 222.860069][ T5578] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 222.868040][ T5578] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 222.876108][ T5578] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 222.884166][ T5578] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 222.892182][ T5578] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 222.900337][ T5578]
[ 222.904587][ T5578] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 222.918058][ T5578] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 223.253572][ T5580] loop1: detected capacity change from 0 to 32768
[ 223.308649][ T5580] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 223.316246][ T5580] CPU: 1 PID: 5580 Comm: syz.1.180 Not tainted syzkaller #0
[ 223.323718][ T5580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 223.333910][ T5580] Call Trace:
[ 223.337206][ T5580]
[ 223.340417][ T5580] dump_stack_lvl+0x188/0x250
[ 223.345115][ T5580] ? show_regs_print_info+0x20/0x20
[ 223.350590][ T5580] ? load_image+0x400/0x400
[ 223.355203][ T5580] sysfs_create_dir_ns+0x26a/0x290
[ 223.360338][ T5580] ? sysfs_warn_dup+0xa0/0xa0
[ 223.365042][ T5580] ? do_raw_spin_unlock+0x11d/0x230
[ 223.370471][ T5580] kobject_add_internal+0x6e0/0xd90
[ 223.375701][ T5580] kobject_init_and_add+0x128/0x190
[ 223.380917][ T5580] ? lockdep_softirqs_off+0x430/0x430
[ 223.386400][ T5580] ? kobject_add+0x230/0x230
[ 223.391009][ T5580] ? __init_swait_queue_head+0xa5/0x150
[ 223.396667][ T5580] gfs2_sys_fs_add+0x24f/0x4b0
[ 223.401422][ T5580] ? gfs2_recover_set+0x240/0x240
[ 223.406553][ T5580] ? snprintf+0xe5/0x140
[ 223.410878][ T5580] ? __free_pages+0x95/0x1a0
[ 223.415573][ T5580] ? vscnprintf+0x80/0x80
[ 223.419894][ T5580] gfs2_fill_super+0x120f/0x1f00
[ 223.425081][ T5580] ? gfs2_reconfigure+0xd30/0xd30
[ 223.430132][ T5580] ? sb_set_blocksize+0xa5/0xe0
[ 223.434995][ T5580] get_tree_bdev+0x3f1/0x610
[ 223.439577][ T5580] ? gfs2_reconfigure+0xd30/0xd30
[ 223.444606][ T5580] gfs2_get_tree+0x4d/0x1e0
[ 223.449377][ T5580] vfs_get_tree+0x88/0x270
[ 223.453946][ T5580] do_new_mount+0x24a/0xa40
[ 223.458714][ T5580] __se_sys_mount+0x2e3/0x3d0
[ 223.463389][ T5580] ? __x64_sys_mount+0xc0/0xc0
[ 223.468341][ T5580] ? lockdep_hardirqs_on+0x94/0x140
[ 223.473547][ T5580] ? __x64_sys_mount+0x1c/0xc0
[ 223.479092][ T5580] do_syscall_64+0x4c/0xa0
[ 223.484097][ T5580] ? clear_bhb_loop+0x30/0x80
[ 223.489337][ T5580] ? clear_bhb_loop+0x30/0x80
[ 223.494425][ T5580] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 223.500952][ T5580] RIP: 0033:0x7fe8641faf4a
[ 223.505723][ T5580] 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
[ 223.525671][ T5580] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 223.534253][ T5580] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 223.542545][ T5580] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 223.550960][ T5580] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 223.559208][ T5580] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 223.567788][ T5580] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 223.579957][ T5580]
[ 223.584289][ T5580] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 223.597885][ T5580] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 223.909306][ T5582] loop1: detected capacity change from 0 to 32768
[ 223.955023][ T5582] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 223.966568][ T5582] CPU: 1 PID: 5582 Comm: syz.1.181 Not tainted syzkaller #0
[ 223.973900][ T5582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 223.984358][ T5582] Call Trace:
[ 223.987661][ T5582]
[ 223.990947][ T5582] dump_stack_lvl+0x188/0x250
[ 223.996097][ T5582] ? show_regs_print_info+0x20/0x20
[ 224.001589][ T5582] ? load_image+0x400/0x400
[ 224.006208][ T5582] sysfs_create_dir_ns+0x26a/0x290
[ 224.011338][ T5582] ? sysfs_warn_dup+0xa0/0xa0
[ 224.016660][ T5582] ? do_raw_spin_unlock+0x11d/0x230
[ 224.022152][ T5582] kobject_add_internal+0x6e0/0xd90
[ 224.027471][ T5582] kobject_init_and_add+0x128/0x190
[ 224.032719][ T5582] ? lockdep_softirqs_off+0x430/0x430
[ 224.038545][ T5582] ? kobject_add+0x230/0x230
[ 224.043156][ T5582] ? __init_swait_queue_head+0xa5/0x150
[ 224.048696][ T5582] gfs2_sys_fs_add+0x24f/0x4b0
[ 224.053451][ T5582] ? gfs2_recover_set+0x240/0x240
[ 224.058558][ T5582] ? snprintf+0xe5/0x140
[ 224.062906][ T5582] ? __free_pages+0x95/0x1a0
[ 224.067503][ T5582] ? vscnprintf+0x80/0x80
[ 224.072278][ T5582] gfs2_fill_super+0x120f/0x1f00
[ 224.077443][ T5582] ? gfs2_reconfigure+0xd30/0xd30
[ 224.082579][ T5582] ? sb_set_blocksize+0xa5/0xe0
[ 224.087865][ T5582] get_tree_bdev+0x3f1/0x610
[ 224.092465][ T5582] ? gfs2_reconfigure+0xd30/0xd30
[ 224.097483][ T5582] gfs2_get_tree+0x4d/0x1e0
[ 224.102024][ T5582] vfs_get_tree+0x88/0x270
[ 224.106430][ T5582] do_new_mount+0x24a/0xa40
[ 224.110921][ T5582] __se_sys_mount+0x2e3/0x3d0
[ 224.115599][ T5582] ? __x64_sys_mount+0xc0/0xc0
[ 224.120361][ T5582] ? lockdep_hardirqs_on+0x94/0x140
[ 224.125638][ T5582] ? __x64_sys_mount+0x1c/0xc0
[ 224.130389][ T5582] do_syscall_64+0x4c/0xa0
[ 224.134792][ T5582] ? clear_bhb_loop+0x30/0x80
[ 224.139644][ T5582] ? clear_bhb_loop+0x30/0x80
[ 224.144517][ T5582] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 224.150601][ T5582] RIP: 0033:0x7fe8641faf4a
[ 224.155013][ T5582] 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
[ 224.174692][ T5582] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 224.183109][ T5582] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 224.191177][ T5582] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 224.199160][ T5582] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 224.207392][ T5582] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 224.216276][ T5582] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 224.224272][ T5582]
[ 224.228947][ T5582] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 224.242849][ T5582] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 224.571627][ T5584] loop1: detected capacity change from 0 to 32768
[ 224.638110][ T5584] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 224.645533][ T5584] CPU: 0 PID: 5584 Comm: syz.1.182 Not tainted syzkaller #0
[ 224.652831][ T5584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 224.663166][ T5584] Call Trace:
[ 224.666466][ T5584]
[ 224.669402][ T5584] dump_stack_lvl+0x188/0x250
[ 224.674099][ T5584] ? show_regs_print_info+0x20/0x20
[ 224.679316][ T5584] ? load_image+0x400/0x400
[ 224.683855][ T5584] sysfs_create_dir_ns+0x26a/0x290
[ 224.688987][ T5584] ? sysfs_warn_dup+0xa0/0xa0
[ 224.693681][ T5584] ? do_raw_spin_unlock+0x11d/0x230
[ 224.699068][ T5584] kobject_add_internal+0x6e0/0xd90
[ 224.704394][ T5584] kobject_init_and_add+0x128/0x190
[ 224.709715][ T5584] ? lockdep_softirqs_off+0x430/0x430
[ 224.715111][ T5584] ? kobject_add+0x230/0x230
[ 224.720262][ T5584] ? __init_swait_queue_head+0xa5/0x150
[ 224.725868][ T5584] gfs2_sys_fs_add+0x24f/0x4b0
[ 224.730663][ T5584] ? gfs2_recover_set+0x240/0x240
[ 224.735705][ T5584] ? snprintf+0xe5/0x140
[ 224.739934][ T5584] ? __free_pages+0x95/0x1a0
[ 224.744513][ T5584] ? vscnprintf+0x80/0x80
[ 224.748836][ T5584] gfs2_fill_super+0x120f/0x1f00
[ 224.754278][ T5584] ? gfs2_reconfigure+0xd30/0xd30
[ 224.759315][ T5584] ? sb_set_blocksize+0xa5/0xe0
[ 224.764170][ T5584] get_tree_bdev+0x3f1/0x610
[ 224.768767][ T5584] ? gfs2_reconfigure+0xd30/0xd30
[ 224.773895][ T5584] gfs2_get_tree+0x4d/0x1e0
[ 224.778400][ T5584] vfs_get_tree+0x88/0x270
[ 224.782815][ T5584] do_new_mount+0x24a/0xa40
[ 224.787326][ T5584] __se_sys_mount+0x2e3/0x3d0
[ 224.792007][ T5584] ? __x64_sys_mount+0xc0/0xc0
[ 224.796758][ T5584] ? lockdep_hardirqs_on+0x94/0x140
[ 224.802143][ T5584] ? __x64_sys_mount+0x1c/0xc0
[ 224.806915][ T5584] do_syscall_64+0x4c/0xa0
[ 224.811329][ T5584] ? clear_bhb_loop+0x30/0x80
[ 224.816078][ T5584] ? clear_bhb_loop+0x30/0x80
[ 224.820743][ T5584] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 224.826731][ T5584] RIP: 0033:0x7fe8641faf4a
[ 224.831145][ T5584] 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
[ 224.851093][ T5584] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 224.859670][ T5584] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 224.868248][ T5584] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 224.876320][ T5584] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 224.884385][ T5584] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 224.892424][ T5584] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 224.900698][ T5584]
[ 224.907077][ T5584] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 224.920921][ T5584] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 225.240998][ T5586] loop1: detected capacity change from 0 to 32768
[ 225.295364][ T5586] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 225.303631][ T5586] CPU: 1 PID: 5586 Comm: syz.1.183 Not tainted syzkaller #0
[ 225.310948][ T5586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 225.321017][ T5586] Call Trace:
[ 225.324315][ T5586]
[ 225.327337][ T5586] dump_stack_lvl+0x188/0x250
[ 225.332030][ T5586] ? show_regs_print_info+0x20/0x20
[ 225.337247][ T5586] ? load_image+0x400/0x400
[ 225.341788][ T5586] sysfs_create_dir_ns+0x26a/0x290
[ 225.346915][ T5586] ? sysfs_warn_dup+0xa0/0xa0
[ 225.351609][ T5586] ? do_raw_spin_unlock+0x11d/0x230
[ 225.356838][ T5586] kobject_add_internal+0x6e0/0xd90
[ 225.362223][ T5586] kobject_init_and_add+0x128/0x190
[ 225.367451][ T5586] ? lockdep_softirqs_off+0x430/0x430
[ 225.372927][ T5586] ? kobject_add+0x230/0x230
[ 225.377597][ T5586] ? __init_swait_queue_head+0xa5/0x150
[ 225.383139][ T5586] gfs2_sys_fs_add+0x24f/0x4b0
[ 225.387890][ T5586] ? gfs2_recover_set+0x240/0x240
[ 225.392905][ T5586] ? snprintf+0xe5/0x140
[ 225.397161][ T5586] ? __free_pages+0x95/0x1a0
[ 225.401827][ T5586] ? vscnprintf+0x80/0x80
[ 225.406145][ T5586] gfs2_fill_super+0x120f/0x1f00
[ 225.411163][ T5586] ? gfs2_reconfigure+0xd30/0xd30
[ 225.416272][ T5586] ? sb_set_blocksize+0xa5/0xe0
[ 225.421104][ T5586] get_tree_bdev+0x3f1/0x610
[ 225.425680][ T5586] ? gfs2_reconfigure+0xd30/0xd30
[ 225.430687][ T5586] gfs2_get_tree+0x4d/0x1e0
[ 225.435202][ T5586] vfs_get_tree+0x88/0x270
[ 225.439693][ T5586] do_new_mount+0x24a/0xa40
[ 225.444181][ T5586] __se_sys_mount+0x2e3/0x3d0
[ 225.449113][ T5586] ? __x64_sys_mount+0xc0/0xc0
[ 225.453875][ T5586] ? lockdep_hardirqs_on+0x94/0x140
[ 225.459078][ T5586] ? __x64_sys_mount+0x1c/0xc0
[ 225.463833][ T5586] do_syscall_64+0x4c/0xa0
[ 225.468247][ T5586] ? clear_bhb_loop+0x30/0x80
[ 225.472911][ T5586] ? clear_bhb_loop+0x30/0x80
[ 225.477580][ T5586] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 225.483558][ T5586] RIP: 0033:0x7fe8641faf4a
[ 225.487958][ T5586] 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
[ 225.508018][ T5586] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 225.516526][ T5586] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 225.524503][ T5586] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 225.532676][ T5586] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 225.540642][ T5586] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 225.548615][ T5586] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 225.556610][ T5586]
[ 225.560911][ T5586] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 225.574540][ T5586] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 225.906525][ T5588] loop1: detected capacity change from 0 to 32768
[ 225.924742][ T5588] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 225.932391][ T5588] CPU: 0 PID: 5588 Comm: syz.1.184 Not tainted syzkaller #0
[ 225.941419][ T5588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 225.952464][ T5588] Call Trace:
[ 225.956034][ T5588]
[ 225.958973][ T5588] dump_stack_lvl+0x188/0x250
[ 225.963675][ T5588] ? show_regs_print_info+0x20/0x20
[ 225.969335][ T5588] ? load_image+0x400/0x400
[ 225.973963][ T5588] sysfs_create_dir_ns+0x26a/0x290
[ 225.979217][ T5588] ? sysfs_warn_dup+0xa0/0xa0
[ 225.984357][ T5588] ? do_raw_spin_unlock+0x11d/0x230
[ 225.989577][ T5588] kobject_add_internal+0x6e0/0xd90
[ 225.994803][ T5588] kobject_init_and_add+0x128/0x190
[ 226.001030][ T5588] ? lockdep_softirqs_off+0x430/0x430
[ 226.006433][ T5588] ? kobject_add+0x230/0x230
[ 226.011277][ T5588] ? __init_swait_queue_head+0xa5/0x150
[ 226.017150][ T5588] gfs2_sys_fs_add+0x24f/0x4b0
[ 226.021933][ T5588] ? gfs2_recover_set+0x240/0x240
[ 226.026950][ T5588] ? snprintf+0xe5/0x140
[ 226.031209][ T5588] ? __free_pages+0x95/0x1a0
[ 226.035825][ T5588] ? vscnprintf+0x80/0x80
[ 226.040320][ T5588] gfs2_fill_super+0x120f/0x1f00
[ 226.045255][ T5588] ? gfs2_reconfigure+0xd30/0xd30
[ 226.050309][ T5588] ? sb_set_blocksize+0xa5/0xe0
[ 226.055153][ T5588] get_tree_bdev+0x3f1/0x610
[ 226.059992][ T5588] ? gfs2_reconfigure+0xd30/0xd30
[ 226.065005][ T5588] gfs2_get_tree+0x4d/0x1e0
[ 226.069510][ T5588] vfs_get_tree+0x88/0x270
[ 226.073925][ T5588] do_new_mount+0x24a/0xa40
[ 226.078870][ T5588] __se_sys_mount+0x2e3/0x3d0
[ 226.083838][ T5588] ? __x64_sys_mount+0xc0/0xc0
[ 226.088598][ T5588] ? lockdep_hardirqs_on+0x94/0x140
[ 226.093958][ T5588] ? __x64_sys_mount+0x1c/0xc0
[ 226.098715][ T5588] do_syscall_64+0x4c/0xa0
[ 226.103217][ T5588] ? clear_bhb_loop+0x30/0x80
[ 226.107908][ T5588] ? clear_bhb_loop+0x30/0x80
[ 226.112600][ T5588] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 226.118497][ T5588] RIP: 0033:0x7fe8641faf4a
[ 226.122936][ T5588] 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
[ 226.142793][ T5588] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.151199][ T5588] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 226.159436][ T5588] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 226.167406][ T5588] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 226.175466][ T5588] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 226.183878][ T5588] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 226.191972][ T5588]
[ 226.196934][ T5588] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.210431][ T5588] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 226.525272][ T5590] loop1: detected capacity change from 0 to 32768
[ 226.569633][ T5590] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 226.577171][ T5590] CPU: 0 PID: 5590 Comm: syz.1.185 Not tainted syzkaller #0
[ 226.584469][ T5590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 226.594537][ T5590] Call Trace:
[ 226.597842][ T5590]
[ 226.600790][ T5590] dump_stack_lvl+0x188/0x250
[ 226.605488][ T5590] ? show_regs_print_info+0x20/0x20
[ 226.610726][ T5590] ? load_image+0x400/0x400
[ 226.615274][ T5590] sysfs_create_dir_ns+0x26a/0x290
[ 226.620489][ T5590] ? sysfs_warn_dup+0xa0/0xa0
[ 226.625190][ T5590] ? do_raw_spin_unlock+0x11d/0x230
[ 226.630586][ T5590] kobject_add_internal+0x6e0/0xd90
[ 226.635934][ T5590] kobject_init_and_add+0x128/0x190
[ 226.641498][ T5590] ? lockdep_softirqs_off+0x430/0x430
[ 226.646894][ T5590] ? kobject_add+0x230/0x230
[ 226.651506][ T5590] ? __init_swait_queue_head+0xa5/0x150
[ 226.657085][ T5590] gfs2_sys_fs_add+0x24f/0x4b0
[ 226.661971][ T5590] ? gfs2_recover_set+0x240/0x240
[ 226.667203][ T5590] ? snprintf+0xe5/0x140
[ 226.672435][ T5590] ? __free_pages+0x95/0x1a0
[ 226.677128][ T5590] ? vscnprintf+0x80/0x80
[ 226.681458][ T5590] gfs2_fill_super+0x120f/0x1f00
[ 226.686483][ T5590] ? gfs2_reconfigure+0xd30/0xd30
[ 226.691646][ T5590] ? sb_set_blocksize+0xa5/0xe0
[ 226.696666][ T5590] get_tree_bdev+0x3f1/0x610
[ 226.701261][ T5590] ? gfs2_reconfigure+0xd30/0xd30
[ 226.706270][ T5590] gfs2_get_tree+0x4d/0x1e0
[ 226.710765][ T5590] vfs_get_tree+0x88/0x270
[ 226.715184][ T5590] do_new_mount+0x24a/0xa40
[ 226.719695][ T5590] __se_sys_mount+0x2e3/0x3d0
[ 226.724367][ T5590] ? __x64_sys_mount+0xc0/0xc0
[ 226.729124][ T5590] ? lockdep_hardirqs_on+0x94/0x140
[ 226.734308][ T5590] ? __x64_sys_mount+0x1c/0xc0
[ 226.739056][ T5590] do_syscall_64+0x4c/0xa0
[ 226.743483][ T5590] ? clear_bhb_loop+0x30/0x80
[ 226.748195][ T5590] ? clear_bhb_loop+0x30/0x80
[ 226.753106][ T5590] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 226.758999][ T5590] RIP: 0033:0x7fe8641faf4a
[ 226.763417][ T5590] 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
[ 226.783040][ T5590] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 226.791485][ T5590] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 226.799453][ T5590] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 226.807427][ T5590] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 226.815497][ T5590] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 226.823635][ T5590] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 226.831622][ T5590]
[ 226.839225][ T5590] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 226.853239][ T5590] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 227.166816][ T5592] loop1: detected capacity change from 0 to 32768
[ 227.219166][ T5592] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.226692][ T5592] CPU: 0 PID: 5592 Comm: syz.1.186 Not tainted syzkaller #0
[ 227.233993][ T5592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 227.244059][ T5592] Call Trace:
[ 227.247454][ T5592]
[ 227.250487][ T5592] dump_stack_lvl+0x188/0x250
[ 227.255301][ T5592] ? show_regs_print_info+0x20/0x20
[ 227.260618][ T5592] ? load_image+0x400/0x400
[ 227.265233][ T5592] sysfs_create_dir_ns+0x26a/0x290
[ 227.270596][ T5592] ? sysfs_warn_dup+0xa0/0xa0
[ 227.275501][ T5592] ? do_raw_spin_unlock+0x11d/0x230
[ 227.280732][ T5592] kobject_add_internal+0x6e0/0xd90
[ 227.285957][ T5592] kobject_init_and_add+0x128/0x190
[ 227.291291][ T5592] ? lockdep_softirqs_off+0x430/0x430
[ 227.297042][ T5592] ? kobject_add+0x230/0x230
[ 227.301664][ T5592] ? __init_swait_queue_head+0xa5/0x150
[ 227.307241][ T5592] gfs2_sys_fs_add+0x24f/0x4b0
[ 227.312017][ T5592] ? gfs2_recover_set+0x240/0x240
[ 227.317043][ T5592] ? snprintf+0xe5/0x140
[ 227.321286][ T5592] ? __free_pages+0x95/0x1a0
[ 227.326039][ T5592] ? vscnprintf+0x80/0x80
[ 227.330532][ T5592] gfs2_fill_super+0x120f/0x1f00
[ 227.335558][ T5592] ? gfs2_reconfigure+0xd30/0xd30
[ 227.340593][ T5592] ? sb_set_blocksize+0xa5/0xe0
[ 227.345436][ T5592] get_tree_bdev+0x3f1/0x610
[ 227.350151][ T5592] ? gfs2_reconfigure+0xd30/0xd30
[ 227.355170][ T5592] gfs2_get_tree+0x4d/0x1e0
[ 227.359661][ T5592] vfs_get_tree+0x88/0x270
[ 227.364327][ T5592] do_new_mount+0x24a/0xa40
[ 227.368817][ T5592] __se_sys_mount+0x2e3/0x3d0
[ 227.373482][ T5592] ? __x64_sys_mount+0xc0/0xc0
[ 227.378230][ T5592] ? lockdep_hardirqs_on+0x94/0x140
[ 227.383434][ T5592] ? __x64_sys_mount+0x1c/0xc0
[ 227.388180][ T5592] do_syscall_64+0x4c/0xa0
[ 227.392587][ T5592] ? clear_bhb_loop+0x30/0x80
[ 227.397340][ T5592] ? clear_bhb_loop+0x30/0x80
[ 227.402113][ T5592] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 227.407997][ T5592] RIP: 0033:0x7fe8641faf4a
[ 227.412399][ T5592] 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
[ 227.432099][ T5592] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 227.440501][ T5592] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 227.448459][ T5592] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 227.456416][ T5592] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 227.464369][ T5592] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 227.472322][ T5592] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 227.480287][ T5592]
[ 227.484011][ T5592] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 227.497996][ T5592] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:41:47 executed programs: 172
[ 227.812237][ T5594] loop1: detected capacity change from 0 to 32768
[ 227.879934][ T5594] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 227.887718][ T5594] CPU: 1 PID: 5594 Comm: syz.1.187 Not tainted syzkaller #0
[ 227.895026][ T5594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 227.905227][ T5594] Call Trace:
[ 227.908520][ T5594]
[ 227.911744][ T5594] dump_stack_lvl+0x188/0x250
[ 227.916450][ T5594] ? show_regs_print_info+0x20/0x20
[ 227.921684][ T5594] ? load_image+0x400/0x400
[ 227.926358][ T5594] sysfs_create_dir_ns+0x26a/0x290
[ 227.931756][ T5594] ? sysfs_warn_dup+0xa0/0xa0
[ 227.936549][ T5594] ? do_raw_spin_unlock+0x11d/0x230
[ 227.941779][ T5594] kobject_add_internal+0x6e0/0xd90
[ 227.947005][ T5594] kobject_init_and_add+0x128/0x190
[ 227.952215][ T5594] ? lockdep_softirqs_off+0x430/0x430
[ 227.957609][ T5594] ? kobject_add+0x230/0x230
[ 227.962235][ T5594] ? __init_swait_queue_head+0xa5/0x150
[ 227.967892][ T5594] gfs2_sys_fs_add+0x24f/0x4b0
[ 227.972945][ T5594] ? gfs2_recover_set+0x240/0x240
[ 227.977989][ T5594] ? snprintf+0xe5/0x140
[ 227.982223][ T5594] ? __free_pages+0x95/0x1a0
[ 227.987033][ T5594] ? vscnprintf+0x80/0x80
[ 227.991373][ T5594] gfs2_fill_super+0x120f/0x1f00
[ 227.996307][ T5594] ? gfs2_reconfigure+0xd30/0xd30
[ 228.001343][ T5594] ? sb_set_blocksize+0xa5/0xe0
[ 228.006564][ T5594] get_tree_bdev+0x3f1/0x610
[ 228.011155][ T5594] ? gfs2_reconfigure+0xd30/0xd30
[ 228.016412][ T5594] gfs2_get_tree+0x4d/0x1e0
[ 228.021096][ T5594] vfs_get_tree+0x88/0x270
[ 228.025509][ T5594] do_new_mount+0x24a/0xa40
[ 228.030011][ T5594] __se_sys_mount+0x2e3/0x3d0
[ 228.034681][ T5594] ? __x64_sys_mount+0xc0/0xc0
[ 228.039438][ T5594] ? lockdep_hardirqs_on+0x94/0x140
[ 228.044628][ T5594] ? __x64_sys_mount+0x1c/0xc0
[ 228.049462][ T5594] do_syscall_64+0x4c/0xa0
[ 228.053868][ T5594] ? clear_bhb_loop+0x30/0x80
[ 228.058619][ T5594] ? clear_bhb_loop+0x30/0x80
[ 228.063489][ T5594] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.069510][ T5594] RIP: 0033:0x7fe8641faf4a
[ 228.073933][ T5594] 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
[ 228.093637][ T5594] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.102164][ T5594] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 228.110136][ T5594] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 228.118414][ T5594] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 228.126837][ T5594] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 228.134835][ T5594] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 228.142818][ T5594]
[ 228.147349][ T5594] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.161375][ T5594] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 228.489564][ T5596] loop1: detected capacity change from 0 to 32768
[ 228.537102][ T5596] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 228.544772][ T5596] CPU: 1 PID: 5596 Comm: syz.1.188 Not tainted syzkaller #0
[ 228.552282][ T5596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 228.562349][ T5596] Call Trace:
[ 228.565742][ T5596]
[ 228.568864][ T5596] dump_stack_lvl+0x188/0x250
[ 228.573556][ T5596] ? show_regs_print_info+0x20/0x20
[ 228.578779][ T5596] ? load_image+0x400/0x400
[ 228.583311][ T5596] sysfs_create_dir_ns+0x26a/0x290
[ 228.588441][ T5596] ? sysfs_warn_dup+0xa0/0xa0
[ 228.593144][ T5596] ? do_raw_spin_unlock+0x11d/0x230
[ 228.598358][ T5596] kobject_add_internal+0x6e0/0xd90
[ 228.603583][ T5596] kobject_init_and_add+0x128/0x190
[ 228.608815][ T5596] ? lockdep_softirqs_off+0x430/0x430
[ 228.614213][ T5596] ? kobject_add+0x230/0x230
[ 228.618825][ T5596] ? __init_swait_queue_head+0xa5/0x150
[ 228.625164][ T5596] gfs2_sys_fs_add+0x24f/0x4b0
[ 228.629932][ T5596] ? gfs2_recover_set+0x240/0x240
[ 228.635044][ T5596] ? snprintf+0xe5/0x140
[ 228.639454][ T5596] ? __free_pages+0x95/0x1a0
[ 228.644119][ T5596] ? vscnprintf+0x80/0x80
[ 228.648445][ T5596] gfs2_fill_super+0x120f/0x1f00
[ 228.653394][ T5596] ? gfs2_reconfigure+0xd30/0xd30
[ 228.658421][ T5596] ? sb_set_blocksize+0xa5/0xe0
[ 228.663254][ T5596] get_tree_bdev+0x3f1/0x610
[ 228.668358][ T5596] ? gfs2_reconfigure+0xd30/0xd30
[ 228.673472][ T5596] gfs2_get_tree+0x4d/0x1e0
[ 228.678055][ T5596] vfs_get_tree+0x88/0x270
[ 228.682459][ T5596] do_new_mount+0x24a/0xa40
[ 228.687056][ T5596] __se_sys_mount+0x2e3/0x3d0
[ 228.691719][ T5596] ? __x64_sys_mount+0xc0/0xc0
[ 228.696466][ T5596] ? lockdep_hardirqs_on+0x94/0x140
[ 228.702060][ T5596] ? __x64_sys_mount+0x1c/0xc0
[ 228.707091][ T5596] do_syscall_64+0x4c/0xa0
[ 228.711733][ T5596] ? clear_bhb_loop+0x30/0x80
[ 228.716410][ T5596] ? clear_bhb_loop+0x30/0x80
[ 228.721298][ T5596] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 228.727291][ T5596] RIP: 0033:0x7fe8641faf4a
[ 228.731822][ T5596] 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
[ 228.752028][ T5596] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 228.760431][ T5596] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 228.768398][ T5596] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 228.776454][ T5596] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 228.784419][ T5596] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 228.792390][ T5596] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 228.800465][ T5596]
[ 228.804895][ T5596] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 228.818271][ T5596] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.128859][ T5598] loop1: detected capacity change from 0 to 32768
[ 229.145753][ T5598] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 229.153253][ T5598] CPU: 1 PID: 5598 Comm: syz.1.189 Not tainted syzkaller #0
[ 229.160561][ T5598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 229.170627][ T5598] Call Trace:
[ 229.173918][ T5598]
[ 229.176851][ T5598] dump_stack_lvl+0x188/0x250
[ 229.181546][ T5598] ? show_regs_print_info+0x20/0x20
[ 229.186859][ T5598] ? load_image+0x400/0x400
[ 229.191477][ T5598] sysfs_create_dir_ns+0x26a/0x290
[ 229.196604][ T5598] ? sysfs_warn_dup+0xa0/0xa0
[ 229.201309][ T5598] ? do_raw_spin_unlock+0x11d/0x230
[ 229.206636][ T5598] kobject_add_internal+0x6e0/0xd90
[ 229.212041][ T5598] kobject_init_and_add+0x128/0x190
[ 229.217259][ T5598] ? lockdep_softirqs_off+0x430/0x430
[ 229.223009][ T5598] ? kobject_add+0x230/0x230
[ 229.227974][ T5598] ? __init_swait_queue_head+0xa5/0x150
[ 229.233527][ T5598] gfs2_sys_fs_add+0x24f/0x4b0
[ 229.238276][ T5598] ? gfs2_recover_set+0x240/0x240
[ 229.243282][ T5598] ? snprintf+0xe5/0x140
[ 229.247619][ T5598] ? __free_pages+0x95/0x1a0
[ 229.252214][ T5598] ? vscnprintf+0x80/0x80
[ 229.256809][ T5598] gfs2_fill_super+0x120f/0x1f00
[ 229.261757][ T5598] ? gfs2_reconfigure+0xd30/0xd30
[ 229.266791][ T5598] ? sb_set_blocksize+0xa5/0xe0
[ 229.271649][ T5598] get_tree_bdev+0x3f1/0x610
[ 229.276364][ T5598] ? gfs2_reconfigure+0xd30/0xd30
[ 229.281439][ T5598] gfs2_get_tree+0x4d/0x1e0
[ 229.285949][ T5598] vfs_get_tree+0x88/0x270
[ 229.290611][ T5598] do_new_mount+0x24a/0xa40
[ 229.295108][ T5598] __se_sys_mount+0x2e3/0x3d0
[ 229.299932][ T5598] ? __x64_sys_mount+0xc0/0xc0
[ 229.304696][ T5598] ? lockdep_hardirqs_on+0x94/0x140
[ 229.310009][ T5598] ? __x64_sys_mount+0x1c/0xc0
[ 229.314767][ T5598] do_syscall_64+0x4c/0xa0
[ 229.319169][ T5598] ? clear_bhb_loop+0x30/0x80
[ 229.323822][ T5598] ? clear_bhb_loop+0x30/0x80
[ 229.328482][ T5598] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 229.334358][ T5598] RIP: 0033:0x7fe8641faf4a
[ 229.338844][ T5598] 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
[ 229.358706][ T5598] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 229.367401][ T5598] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 229.375469][ T5598] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 229.383539][ T5598] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 229.391607][ T5598] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 229.399567][ T5598] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 229.407898][ T5598]
[ 229.412618][ T5598] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 229.425858][ T5598] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 229.717824][ T5600] loop1: detected capacity change from 0 to 32768
[ 229.756259][ T5600] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 229.763953][ T5600] CPU: 0 PID: 5600 Comm: syz.1.190 Not tainted syzkaller #0
[ 229.771474][ T5600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 229.781627][ T5600] Call Trace:
[ 229.785001][ T5600]
[ 229.787951][ T5600] dump_stack_lvl+0x188/0x250
[ 229.792665][ T5600] ? show_regs_print_info+0x20/0x20
[ 229.797876][ T5600] ? load_image+0x400/0x400
[ 229.802409][ T5600] sysfs_create_dir_ns+0x26a/0x290
[ 229.807542][ T5600] ? sysfs_warn_dup+0xa0/0xa0
[ 229.812233][ T5600] ? do_raw_spin_unlock+0x11d/0x230
[ 229.817543][ T5600] kobject_add_internal+0x6e0/0xd90
[ 229.822761][ T5600] kobject_init_and_add+0x128/0x190
[ 229.827969][ T5600] ? lockdep_softirqs_off+0x430/0x430
[ 229.833356][ T5600] ? kobject_add+0x230/0x230
[ 229.837951][ T5600] ? __init_swait_queue_head+0xa5/0x150
[ 229.843506][ T5600] gfs2_sys_fs_add+0x24f/0x4b0
[ 229.848275][ T5600] ? gfs2_recover_set+0x240/0x240
[ 229.853467][ T5600] ? snprintf+0xe5/0x140
[ 229.857920][ T5600] ? __free_pages+0x95/0x1a0
[ 229.862519][ T5600] ? vscnprintf+0x80/0x80
[ 229.866856][ T5600] gfs2_fill_super+0x120f/0x1f00
[ 229.871808][ T5600] ? gfs2_reconfigure+0xd30/0xd30
[ 229.876875][ T5600] ? sb_set_blocksize+0xa5/0xe0
[ 229.881727][ T5600] get_tree_bdev+0x3f1/0x610
[ 229.886339][ T5600] ? gfs2_reconfigure+0xd30/0xd30
[ 229.891363][ T5600] gfs2_get_tree+0x4d/0x1e0
[ 229.895864][ T5600] vfs_get_tree+0x88/0x270
[ 229.900271][ T5600] do_new_mount+0x24a/0xa40
[ 229.904871][ T5600] __se_sys_mount+0x2e3/0x3d0
[ 229.909571][ T5600] ? __x64_sys_mount+0xc0/0xc0
[ 229.914415][ T5600] ? lockdep_hardirqs_on+0x94/0x140
[ 229.919775][ T5600] ? __x64_sys_mount+0x1c/0xc0
[ 229.924616][ T5600] do_syscall_64+0x4c/0xa0
[ 229.929025][ T5600] ? clear_bhb_loop+0x30/0x80
[ 229.933695][ T5600] ? clear_bhb_loop+0x30/0x80
[ 229.938351][ T5600] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 229.944242][ T5600] RIP: 0033:0x7fe8641faf4a
[ 229.948654][ T5600] 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
[ 229.968442][ T5600] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 229.976847][ T5600] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 229.984853][ T5600] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 229.993006][ T5600] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 230.001063][ T5600] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 230.009199][ T5600] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 230.017177][ T5600]
[ 230.023180][ T5600] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 230.036341][ T5600] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 230.352777][ T5602] loop1: detected capacity change from 0 to 32768
[ 230.405131][ T5602] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 230.413876][ T5602] CPU: 0 PID: 5602 Comm: syz.1.191 Not tainted syzkaller #0
[ 230.421484][ T5602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 230.431643][ T5602] Call Trace:
[ 230.434935][ T5602]
[ 230.437976][ T5602] dump_stack_lvl+0x188/0x250
[ 230.442679][ T5602] ? show_regs_print_info+0x20/0x20
[ 230.447897][ T5602] ? load_image+0x400/0x400
[ 230.452434][ T5602] sysfs_create_dir_ns+0x26a/0x290
[ 230.457563][ T5602] ? sysfs_warn_dup+0xa0/0xa0
[ 230.462531][ T5602] ? do_raw_spin_unlock+0x11d/0x230
[ 230.467802][ T5602] kobject_add_internal+0x6e0/0xd90
[ 230.473119][ T5602] kobject_init_and_add+0x128/0x190
[ 230.478597][ T5602] ? lockdep_softirqs_off+0x430/0x430
[ 230.483995][ T5602] ? kobject_add+0x230/0x230
[ 230.488609][ T5602] ? __init_swait_queue_head+0xa5/0x150
[ 230.494262][ T5602] gfs2_sys_fs_add+0x24f/0x4b0
[ 230.499062][ T5602] ? gfs2_recover_set+0x240/0x240
[ 230.504187][ T5602] ? snprintf+0xe5/0x140
[ 230.508863][ T5602] ? __free_pages+0x95/0x1a0
[ 230.514178][ T5602] ? vscnprintf+0x80/0x80
[ 230.518533][ T5602] gfs2_fill_super+0x120f/0x1f00
[ 230.523504][ T5602] ? gfs2_reconfigure+0xd30/0xd30
[ 230.528661][ T5602] ? sb_set_blocksize+0xa5/0xe0
[ 230.533614][ T5602] get_tree_bdev+0x3f1/0x610
[ 230.538532][ T5602] ? gfs2_reconfigure+0xd30/0xd30
[ 230.543570][ T5602] gfs2_get_tree+0x4d/0x1e0
[ 230.548085][ T5602] vfs_get_tree+0x88/0x270
[ 230.552680][ T5602] do_new_mount+0x24a/0xa40
[ 230.557492][ T5602] __se_sys_mount+0x2e3/0x3d0
[ 230.562183][ T5602] ? __x64_sys_mount+0xc0/0xc0
[ 230.566958][ T5602] ? lockdep_hardirqs_on+0x94/0x140
[ 230.572180][ T5602] ? __x64_sys_mount+0x1c/0xc0
[ 230.577209][ T5602] do_syscall_64+0x4c/0xa0
[ 230.581614][ T5602] ? clear_bhb_loop+0x30/0x80
[ 230.586274][ T5602] ? clear_bhb_loop+0x30/0x80
[ 230.590935][ T5602] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 230.596991][ T5602] RIP: 0033:0x7fe8641faf4a
[ 230.601403][ T5602] 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
[ 230.620995][ T5602] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 230.629489][ T5602] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 230.637462][ T5602] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 230.645416][ T5602] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 230.653370][ T5602] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 230.661415][ T5602] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 230.669381][ T5602]
[ 230.673569][ T5602] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 230.686814][ T5602] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 230.989174][ T5604] loop1: detected capacity change from 0 to 32768
[ 231.029463][ T5604] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 231.046147][ T5604] CPU: 1 PID: 5604 Comm: syz.1.192 Not tainted syzkaller #0
[ 231.053469][ T5604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 231.063548][ T5604] Call Trace:
[ 231.066943][ T5604]
[ 231.069893][ T5604] dump_stack_lvl+0x188/0x250
[ 231.074596][ T5604] ? show_regs_print_info+0x20/0x20
[ 231.079817][ T5604] ? load_image+0x400/0x400
[ 231.084446][ T5604] sysfs_create_dir_ns+0x26a/0x290
[ 231.089581][ T5604] ? sysfs_warn_dup+0xa0/0xa0
[ 231.094363][ T5604] ? do_raw_spin_unlock+0x11d/0x230
[ 231.099662][ T5604] kobject_add_internal+0x6e0/0xd90
[ 231.104885][ T5604] kobject_init_and_add+0x128/0x190
[ 231.110105][ T5604] ? lockdep_softirqs_off+0x430/0x430
[ 231.115936][ T5604] ? kobject_add+0x230/0x230
[ 231.120540][ T5604] ? __init_swait_queue_head+0xa5/0x150
[ 231.126087][ T5604] gfs2_sys_fs_add+0x24f/0x4b0
[ 231.130840][ T5604] ? gfs2_recover_set+0x240/0x240
[ 231.135847][ T5604] ? snprintf+0xe5/0x140
[ 231.140079][ T5604] ? __free_pages+0x95/0x1a0
[ 231.144654][ T5604] ? vscnprintf+0x80/0x80
[ 231.148983][ T5604] gfs2_fill_super+0x120f/0x1f00
[ 231.154035][ T5604] ? gfs2_reconfigure+0xd30/0xd30
[ 231.159766][ T5604] ? sb_set_blocksize+0xa5/0xe0
[ 231.164690][ T5604] get_tree_bdev+0x3f1/0x610
[ 231.169350][ T5604] ? gfs2_reconfigure+0xd30/0xd30
[ 231.174355][ T5604] gfs2_get_tree+0x4d/0x1e0
[ 231.178927][ T5604] vfs_get_tree+0x88/0x270
[ 231.183342][ T5604] do_new_mount+0x24a/0xa40
[ 231.187936][ T5604] __se_sys_mount+0x2e3/0x3d0
[ 231.192864][ T5604] ? __x64_sys_mount+0xc0/0xc0
[ 231.197765][ T5604] ? lockdep_hardirqs_on+0x94/0x140
[ 231.202994][ T5604] ? __x64_sys_mount+0x1c/0xc0
[ 231.207766][ T5604] do_syscall_64+0x4c/0xa0
[ 231.212173][ T5604] ? clear_bhb_loop+0x30/0x80
[ 231.216845][ T5604] ? clear_bhb_loop+0x30/0x80
[ 231.221607][ T5604] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 231.227512][ T5604] RIP: 0033:0x7fe8641faf4a
[ 231.231919][ T5604] 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
[ 231.252575][ T5604] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 231.261077][ T5604] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 231.269061][ T5604] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 231.277665][ T5604] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 231.285817][ T5604] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 231.293813][ T5604] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 231.301968][ T5604]
[ 231.306101][ T5604] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 231.319331][ T5604] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 231.643319][ T5606] loop1: detected capacity change from 0 to 32768
[ 231.704975][ T5606] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 231.712926][ T5606] CPU: 1 PID: 5606 Comm: syz.1.193 Not tainted syzkaller #0
[ 231.720245][ T5606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 231.730323][ T5606] Call Trace:
[ 231.733608][ T5606]
[ 231.736542][ T5606] dump_stack_lvl+0x188/0x250
[ 231.741233][ T5606] ? show_regs_print_info+0x20/0x20
[ 231.746547][ T5606] ? load_image+0x400/0x400
[ 231.751082][ T5606] sysfs_create_dir_ns+0x26a/0x290
[ 231.756216][ T5606] ? sysfs_warn_dup+0xa0/0xa0
[ 231.760918][ T5606] ? do_raw_spin_unlock+0x11d/0x230
[ 231.766229][ T5606] kobject_add_internal+0x6e0/0xd90
[ 231.771669][ T5606] kobject_init_and_add+0x128/0x190
[ 231.776882][ T5606] ? lockdep_softirqs_off+0x430/0x430
[ 231.782278][ T5606] ? kobject_add+0x230/0x230
[ 231.786959][ T5606] ? __init_swait_queue_head+0xa5/0x150
[ 231.792531][ T5606] gfs2_sys_fs_add+0x24f/0x4b0
[ 231.797282][ T5606] ? gfs2_recover_set+0x240/0x240
[ 231.802466][ T5606] ? snprintf+0xe5/0x140
[ 231.806720][ T5606] ? __free_pages+0x95/0x1a0
[ 231.811313][ T5606] ? vscnprintf+0x80/0x80
[ 231.815826][ T5606] gfs2_fill_super+0x120f/0x1f00
[ 231.820754][ T5606] ? gfs2_reconfigure+0xd30/0xd30
[ 231.825956][ T5606] ? sb_set_blocksize+0xa5/0xe0
[ 231.830903][ T5606] get_tree_bdev+0x3f1/0x610
[ 231.835511][ T5606] ? gfs2_reconfigure+0xd30/0xd30
[ 231.840801][ T5606] gfs2_get_tree+0x4d/0x1e0
[ 231.845314][ T5606] vfs_get_tree+0x88/0x270
[ 231.849815][ T5606] do_new_mount+0x24a/0xa40
[ 231.854307][ T5606] __se_sys_mount+0x2e3/0x3d0
[ 231.858969][ T5606] ? __x64_sys_mount+0xc0/0xc0
[ 231.863720][ T5606] ? lockdep_hardirqs_on+0x94/0x140
[ 231.868903][ T5606] ? __x64_sys_mount+0x1c/0xc0
[ 231.873683][ T5606] do_syscall_64+0x4c/0xa0
[ 231.878082][ T5606] ? clear_bhb_loop+0x30/0x80
[ 231.882742][ T5606] ? clear_bhb_loop+0x30/0x80
[ 231.887398][ T5606] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 231.893283][ T5606] RIP: 0033:0x7fe8641faf4a
[ 231.897780][ T5606] 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
[ 231.917998][ T5606] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 231.926779][ T5606] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 231.935012][ T5606] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 231.942984][ T5606] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 231.951320][ T5606] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 231.959293][ T5606] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 231.967593][ T5606]
[ 231.972389][ T5606] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 231.986752][ T5606] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 232.300820][ T5608] loop1: detected capacity change from 0 to 32768
[ 232.349859][ T5608] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 232.358551][ T5608] CPU: 1 PID: 5608 Comm: syz.1.194 Not tainted syzkaller #0
[ 232.365961][ T5608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 232.376030][ T5608] Call Trace:
[ 232.379323][ T5608]
[ 232.382268][ T5608] dump_stack_lvl+0x188/0x250
[ 232.386964][ T5608] ? show_regs_print_info+0x20/0x20
[ 232.392172][ T5608] ? load_image+0x400/0x400
[ 232.396669][ T5608] sysfs_create_dir_ns+0x26a/0x290
[ 232.401765][ T5608] ? sysfs_warn_dup+0xa0/0xa0
[ 232.406601][ T5608] ? do_raw_spin_unlock+0x11d/0x230
[ 232.411805][ T5608] kobject_add_internal+0x6e0/0xd90
[ 232.417016][ T5608] kobject_init_and_add+0x128/0x190
[ 232.422218][ T5608] ? lockdep_softirqs_off+0x430/0x430
[ 232.427590][ T5608] ? kobject_add+0x230/0x230
[ 232.432170][ T5608] ? __init_swait_queue_head+0xa5/0x150
[ 232.437712][ T5608] gfs2_sys_fs_add+0x24f/0x4b0
[ 232.442478][ T5608] ? gfs2_recover_set+0x240/0x240
[ 232.447596][ T5608] ? snprintf+0xe5/0x140
[ 232.451817][ T5608] ? __free_pages+0x95/0x1a0
[ 232.456475][ T5608] ? vscnprintf+0x80/0x80
[ 232.460796][ T5608] gfs2_fill_super+0x120f/0x1f00
[ 232.465914][ T5608] ? gfs2_reconfigure+0xd30/0xd30
[ 232.470930][ T5608] ? sb_set_blocksize+0xa5/0xe0
[ 232.475766][ T5608] get_tree_bdev+0x3f1/0x610
[ 232.480369][ T5608] ? gfs2_reconfigure+0xd30/0xd30
[ 232.485378][ T5608] gfs2_get_tree+0x4d/0x1e0
[ 232.489872][ T5608] vfs_get_tree+0x88/0x270
[ 232.494366][ T5608] do_new_mount+0x24a/0xa40
[ 232.499036][ T5608] __se_sys_mount+0x2e3/0x3d0
[ 232.503833][ T5608] ? __x64_sys_mount+0xc0/0xc0
[ 232.508607][ T5608] ? lockdep_hardirqs_on+0x94/0x140
[ 232.513798][ T5608] ? __x64_sys_mount+0x1c/0xc0
[ 232.518566][ T5608] do_syscall_64+0x4c/0xa0
[ 232.522996][ T5608] ? clear_bhb_loop+0x30/0x80
[ 232.527712][ T5608] ? clear_bhb_loop+0x30/0x80
[ 232.532464][ T5608] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 232.538390][ T5608] RIP: 0033:0x7fe8641faf4a
[ 232.542860][ T5608] 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
[ 232.562554][ T5608] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 232.571150][ T5608] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 232.579465][ T5608] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 232.587426][ T5608] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 232.595396][ T5608] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 232.603355][ T5608] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 232.611323][ T5608]
[ 232.615998][ T5608] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 232.629591][ T5608] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:41:52 executed programs: 180
[ 232.961518][ T5610] loop1: detected capacity change from 0 to 32768
[ 232.979175][ T5610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 232.986754][ T5610] CPU: 1 PID: 5610 Comm: syz.1.195 Not tainted syzkaller #0
[ 232.994060][ T5610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 233.004304][ T5610] Call Trace:
[ 233.007596][ T5610]
[ 233.010540][ T5610] dump_stack_lvl+0x188/0x250
[ 233.015234][ T5610] ? show_regs_print_info+0x20/0x20
[ 233.020459][ T5610] ? load_image+0x400/0x400
[ 233.025172][ T5610] sysfs_create_dir_ns+0x26a/0x290
[ 233.030303][ T5610] ? sysfs_warn_dup+0xa0/0xa0
[ 233.035005][ T5610] ? do_raw_spin_unlock+0x11d/0x230
[ 233.040227][ T5610] kobject_add_internal+0x6e0/0xd90
[ 233.045449][ T5610] kobject_init_and_add+0x128/0x190
[ 233.050663][ T5610] ? lockdep_softirqs_off+0x430/0x430
[ 233.056054][ T5610] ? kobject_add+0x230/0x230
[ 233.060661][ T5610] ? __init_swait_queue_head+0xa5/0x150
[ 233.066306][ T5610] gfs2_sys_fs_add+0x24f/0x4b0
[ 233.071152][ T5610] ? gfs2_recover_set+0x240/0x240
[ 233.076280][ T5610] ? snprintf+0xe5/0x140
[ 233.080506][ T5610] ? __free_pages+0x95/0x1a0
[ 233.085098][ T5610] ? vscnprintf+0x80/0x80
[ 233.089939][ T5610] gfs2_fill_super+0x120f/0x1f00
[ 233.095012][ T5610] ? gfs2_reconfigure+0xd30/0xd30
[ 233.100139][ T5610] ? sb_set_blocksize+0xa5/0xe0
[ 233.105106][ T5610] get_tree_bdev+0x3f1/0x610
[ 233.109718][ T5610] ? gfs2_reconfigure+0xd30/0xd30
[ 233.114735][ T5610] gfs2_get_tree+0x4d/0x1e0
[ 233.119317][ T5610] vfs_get_tree+0x88/0x270
[ 233.123810][ T5610] do_new_mount+0x24a/0xa40
[ 233.128311][ T5610] __se_sys_mount+0x2e3/0x3d0
[ 233.132973][ T5610] ? __x64_sys_mount+0xc0/0xc0
[ 233.137737][ T5610] ? lockdep_hardirqs_on+0x94/0x140
[ 233.142938][ T5610] ? __x64_sys_mount+0x1c/0xc0
[ 233.147773][ T5610] do_syscall_64+0x4c/0xa0
[ 233.152168][ T5610] ? clear_bhb_loop+0x30/0x80
[ 233.156821][ T5610] ? clear_bhb_loop+0x30/0x80
[ 233.161475][ T5610] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 233.167374][ T5610] RIP: 0033:0x7fe8641faf4a
[ 233.171783][ T5610] 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
[ 233.191463][ T5610] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 233.199901][ T5610] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 233.207989][ T5610] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 233.215952][ T5610] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 233.224063][ T5610] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 233.232031][ T5610] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 233.240022][ T5610]
[ 233.244502][ T5610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 233.257675][ T5610] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 233.604529][ T5612] loop1: detected capacity change from 0 to 32768
[ 233.641800][ T5612] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 233.652975][ T5612] CPU: 1 PID: 5612 Comm: syz.1.196 Not tainted syzkaller #0
[ 233.660287][ T5612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 233.671171][ T5612] Call Trace:
[ 233.674568][ T5612]
[ 233.677514][ T5612] dump_stack_lvl+0x188/0x250
[ 233.682384][ T5612] ? show_regs_print_info+0x20/0x20
[ 233.687681][ T5612] ? load_image+0x400/0x400
[ 233.692298][ T5612] sysfs_create_dir_ns+0x26a/0x290
[ 233.697449][ T5612] ? sysfs_warn_dup+0xa0/0xa0
[ 233.702157][ T5612] ? do_raw_spin_unlock+0x11d/0x230
[ 233.707480][ T5612] kobject_add_internal+0x6e0/0xd90
[ 233.712720][ T5612] kobject_init_and_add+0x128/0x190
[ 233.718061][ T5612] ? lockdep_softirqs_off+0x430/0x430
[ 233.723482][ T5612] ? kobject_add+0x230/0x230
[ 233.728101][ T5612] ? __init_swait_queue_head+0xa5/0x150
[ 233.733768][ T5612] gfs2_sys_fs_add+0x24f/0x4b0
[ 233.738555][ T5612] ? gfs2_recover_set+0x240/0x240
[ 233.743569][ T5612] ? snprintf+0xe5/0x140
[ 233.747900][ T5612] ? __free_pages+0x95/0x1a0
[ 233.752474][ T5612] ? vscnprintf+0x80/0x80
[ 233.756791][ T5612] gfs2_fill_super+0x120f/0x1f00
[ 233.761721][ T5612] ? gfs2_reconfigure+0xd30/0xd30
[ 233.766882][ T5612] ? sb_set_blocksize+0xa5/0xe0
[ 233.771823][ T5612] get_tree_bdev+0x3f1/0x610
[ 233.776473][ T5612] ? gfs2_reconfigure+0xd30/0xd30
[ 233.781496][ T5612] gfs2_get_tree+0x4d/0x1e0
[ 233.786342][ T5612] vfs_get_tree+0x88/0x270
[ 233.790747][ T5612] do_new_mount+0x24a/0xa40
[ 233.795263][ T5612] __se_sys_mount+0x2e3/0x3d0
[ 233.799943][ T5612] ? __x64_sys_mount+0xc0/0xc0
[ 233.804694][ T5612] ? lockdep_hardirqs_on+0x94/0x140
[ 233.809879][ T5612] ? __x64_sys_mount+0x1c/0xc0
[ 233.814632][ T5612] do_syscall_64+0x4c/0xa0
[ 233.819110][ T5612] ? clear_bhb_loop+0x30/0x80
[ 233.823881][ T5612] ? clear_bhb_loop+0x30/0x80
[ 233.828575][ T5612] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 233.834451][ T5612] RIP: 0033:0x7fe8641faf4a
[ 233.838878][ T5612] 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
[ 233.858922][ T5612] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 233.867456][ T5612] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 233.875999][ T5612] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 233.884055][ T5612] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 233.892552][ T5612] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 233.900614][ T5612] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 233.908740][ T5612]
[ 233.913475][ T5612] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 233.927030][ T5612] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 234.267800][ T5614] loop1: detected capacity change from 0 to 32768
[ 234.327909][ T5614] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 234.337640][ T5614] CPU: 1 PID: 5614 Comm: syz.1.197 Not tainted syzkaller #0
[ 234.345044][ T5614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 234.355302][ T5614] Call Trace:
[ 234.358593][ T5614]
[ 234.361527][ T5614] dump_stack_lvl+0x188/0x250
[ 234.366219][ T5614] ? show_regs_print_info+0x20/0x20
[ 234.371435][ T5614] ? load_image+0x400/0x400
[ 234.376152][ T5614] sysfs_create_dir_ns+0x26a/0x290
[ 234.381283][ T5614] ? sysfs_warn_dup+0xa0/0xa0
[ 234.385977][ T5614] ? do_raw_spin_unlock+0x11d/0x230
[ 234.391193][ T5614] kobject_add_internal+0x6e0/0xd90
[ 234.396420][ T5614] kobject_init_and_add+0x128/0x190
[ 234.401629][ T5614] ? lockdep_softirqs_off+0x430/0x430
[ 234.407024][ T5614] ? kobject_add+0x230/0x230
[ 234.411626][ T5614] ? __init_swait_queue_head+0xa5/0x150
[ 234.417580][ T5614] gfs2_sys_fs_add+0x24f/0x4b0
[ 234.422518][ T5614] ? gfs2_recover_set+0x240/0x240
[ 234.427555][ T5614] ? snprintf+0xe5/0x140
[ 234.431798][ T5614] ? __free_pages+0x95/0x1a0
[ 234.436404][ T5614] ? vscnprintf+0x80/0x80
[ 234.440777][ T5614] gfs2_fill_super+0x120f/0x1f00
[ 234.445727][ T5614] ? gfs2_reconfigure+0xd30/0xd30
[ 234.450748][ T5614] ? sb_set_blocksize+0xa5/0xe0
[ 234.455790][ T5614] get_tree_bdev+0x3f1/0x610
[ 234.460466][ T5614] ? gfs2_reconfigure+0xd30/0xd30
[ 234.465569][ T5614] gfs2_get_tree+0x4d/0x1e0
[ 234.470139][ T5614] vfs_get_tree+0x88/0x270
[ 234.474719][ T5614] do_new_mount+0x24a/0xa40
[ 234.479412][ T5614] __se_sys_mount+0x2e3/0x3d0
[ 234.484195][ T5614] ? __x64_sys_mount+0xc0/0xc0
[ 234.489091][ T5614] ? lockdep_hardirqs_on+0x94/0x140
[ 234.494285][ T5614] ? __x64_sys_mount+0x1c/0xc0
[ 234.499059][ T5614] do_syscall_64+0x4c/0xa0
[ 234.503573][ T5614] ? clear_bhb_loop+0x30/0x80
[ 234.508252][ T5614] ? clear_bhb_loop+0x30/0x80
[ 234.513017][ T5614] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 234.518912][ T5614] RIP: 0033:0x7fe8641faf4a
[ 234.523337][ T5614] 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
[ 234.543015][ T5614] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 234.551424][ T5614] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 234.559708][ T5614] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 234.567761][ T5614] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 234.575854][ T5614] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 234.583846][ T5614] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 234.591812][ T5614]
[ 234.596222][ T5614] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 234.609820][ T5614] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 234.943188][ T5616] loop1: detected capacity change from 0 to 32768
[ 234.993589][ T5616] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 235.002078][ T5616] CPU: 1 PID: 5616 Comm: syz.1.198 Not tainted syzkaller #0
[ 235.009908][ T5616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 235.020852][ T5616] Call Trace:
[ 235.024161][ T5616]
[ 235.027622][ T5616] dump_stack_lvl+0x188/0x250
[ 235.032580][ T5616] ? show_regs_print_info+0x20/0x20
[ 235.038505][ T5616] ? load_image+0x400/0x400
[ 235.043042][ T5616] sysfs_create_dir_ns+0x26a/0x290
[ 235.048274][ T5616] ? sysfs_warn_dup+0xa0/0xa0
[ 235.053068][ T5616] ? do_raw_spin_unlock+0x11d/0x230
[ 235.058792][ T5616] kobject_add_internal+0x6e0/0xd90
[ 235.064117][ T5616] kobject_init_and_add+0x128/0x190
[ 235.069525][ T5616] ? lockdep_softirqs_off+0x430/0x430
[ 235.075056][ T5616] ? kobject_add+0x230/0x230
[ 235.080050][ T5616] ? __init_swait_queue_head+0xa5/0x150
[ 235.085980][ T5616] gfs2_sys_fs_add+0x24f/0x4b0
[ 235.091830][ T5616] ? gfs2_recover_set+0x240/0x240
[ 235.097042][ T5616] ? snprintf+0xe5/0x140
[ 235.101301][ T5616] ? __free_pages+0x95/0x1a0
[ 235.105902][ T5616] ? vscnprintf+0x80/0x80
[ 235.110426][ T5616] gfs2_fill_super+0x120f/0x1f00
[ 235.115457][ T5616] ? gfs2_reconfigure+0xd30/0xd30
[ 235.120746][ T5616] ? sb_set_blocksize+0xa5/0xe0
[ 235.125614][ T5616] get_tree_bdev+0x3f1/0x610
[ 235.130225][ T5616] ? gfs2_reconfigure+0xd30/0xd30
[ 235.135645][ T5616] gfs2_get_tree+0x4d/0x1e0
[ 235.140361][ T5616] vfs_get_tree+0x88/0x270
[ 235.145341][ T5616] do_new_mount+0x24a/0xa40
[ 235.149937][ T5616] __se_sys_mount+0x2e3/0x3d0
[ 235.154627][ T5616] ? __x64_sys_mount+0xc0/0xc0
[ 235.159490][ T5616] ? lockdep_hardirqs_on+0x94/0x140
[ 235.164772][ T5616] ? __x64_sys_mount+0x1c/0xc0
[ 235.169822][ T5616] do_syscall_64+0x4c/0xa0
[ 235.174245][ T5616] ? clear_bhb_loop+0x30/0x80
[ 235.178904][ T5616] ? clear_bhb_loop+0x30/0x80
[ 235.183585][ T5616] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 235.189699][ T5616] RIP: 0033:0x7fe8641faf4a
[ 235.194111][ T5616] 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
[ 235.214011][ T5616] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 235.222417][ T5616] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 235.230465][ T5616] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 235.238445][ T5616] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 235.246399][ T5616] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 235.254377][ T5616] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 235.262351][ T5616]
[ 235.268945][ T5616] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 235.283212][ T5616] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 235.601471][ T5618] loop1: detected capacity change from 0 to 32768
[ 235.656335][ T5618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 235.665886][ T5618] CPU: 1 PID: 5618 Comm: syz.1.199 Not tainted syzkaller #0
[ 235.673207][ T5618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 235.683631][ T5618] Call Trace:
[ 235.686936][ T5618]
[ 235.689883][ T5618] dump_stack_lvl+0x188/0x250
[ 235.694591][ T5618] ? show_regs_print_info+0x20/0x20
[ 235.699802][ T5618] ? load_image+0x400/0x400
[ 235.704422][ T5618] sysfs_create_dir_ns+0x26a/0x290
[ 235.709644][ T5618] ? sysfs_warn_dup+0xa0/0xa0
[ 235.714446][ T5618] ? do_raw_spin_unlock+0x11d/0x230
[ 235.719759][ T5618] kobject_add_internal+0x6e0/0xd90
[ 235.725152][ T5618] kobject_init_and_add+0x128/0x190
[ 235.730366][ T5618] ? lockdep_softirqs_off+0x430/0x430
[ 235.735767][ T5618] ? kobject_add+0x230/0x230
[ 235.740379][ T5618] ? __init_swait_queue_head+0xa5/0x150
[ 235.745948][ T5618] gfs2_sys_fs_add+0x24f/0x4b0
[ 235.750715][ T5618] ? gfs2_recover_set+0x240/0x240
[ 235.755823][ T5618] ? snprintf+0xe5/0x140
[ 235.760062][ T5618] ? __free_pages+0x95/0x1a0
[ 235.764646][ T5618] ? vscnprintf+0x80/0x80
[ 235.769052][ T5618] gfs2_fill_super+0x120f/0x1f00
[ 235.773984][ T5618] ? gfs2_reconfigure+0xd30/0xd30
[ 235.779037][ T5618] ? sb_set_blocksize+0xa5/0xe0
[ 235.783876][ T5618] get_tree_bdev+0x3f1/0x610
[ 235.788571][ T5618] ? gfs2_reconfigure+0xd30/0xd30
[ 235.793604][ T5618] gfs2_get_tree+0x4d/0x1e0
[ 235.798212][ T5618] vfs_get_tree+0x88/0x270
[ 235.802736][ T5618] do_new_mount+0x24a/0xa40
[ 235.807878][ T5618] __se_sys_mount+0x2e3/0x3d0
[ 235.812573][ T5618] ? __x64_sys_mount+0xc0/0xc0
[ 235.817429][ T5618] ? lockdep_hardirqs_on+0x94/0x140
[ 235.822858][ T5618] ? __x64_sys_mount+0x1c/0xc0
[ 235.827884][ T5618] do_syscall_64+0x4c/0xa0
[ 235.832290][ T5618] ? clear_bhb_loop+0x30/0x80
[ 235.837146][ T5618] ? clear_bhb_loop+0x30/0x80
[ 235.841905][ T5618] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 235.847804][ T5618] RIP: 0033:0x7fe8641faf4a
[ 235.852423][ T5618] 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
[ 235.872572][ T5618] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 235.881077][ T5618] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 235.889575][ T5618] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 235.897818][ T5618] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 235.906247][ T5618] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 235.914667][ T5618] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 235.922758][ T5618]
[ 235.927197][ T5618] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 235.940675][ T5618] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 236.248636][ T5620] loop1: detected capacity change from 0 to 32768
[ 236.312810][ T5620] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 236.325054][ T5620] CPU: 1 PID: 5620 Comm: syz.1.200 Not tainted syzkaller #0
[ 236.332641][ T5620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 236.342806][ T5620] Call Trace:
[ 236.346273][ T5620]
[ 236.349231][ T5620] dump_stack_lvl+0x188/0x250
[ 236.353930][ T5620] ? show_regs_print_info+0x20/0x20
[ 236.359975][ T5620] ? load_image+0x400/0x400
[ 236.364513][ T5620] sysfs_create_dir_ns+0x26a/0x290
[ 236.369660][ T5620] ? sysfs_warn_dup+0xa0/0xa0
[ 236.374369][ T5620] ? do_raw_spin_unlock+0x11d/0x230
[ 236.379734][ T5620] kobject_add_internal+0x6e0/0xd90
[ 236.385043][ T5620] kobject_init_and_add+0x128/0x190
[ 236.390262][ T5620] ? lockdep_softirqs_off+0x430/0x430
[ 236.395668][ T5620] ? kobject_add+0x230/0x230
[ 236.400632][ T5620] ? __init_swait_queue_head+0xa5/0x150
[ 236.406285][ T5620] gfs2_sys_fs_add+0x24f/0x4b0
[ 236.411742][ T5620] ? gfs2_recover_set+0x240/0x240
[ 236.416785][ T5620] ? snprintf+0xe5/0x140
[ 236.421022][ T5620] ? __free_pages+0x95/0x1a0
[ 236.425624][ T5620] ? vscnprintf+0x80/0x80
[ 236.429943][ T5620] gfs2_fill_super+0x120f/0x1f00
[ 236.435228][ T5620] ? gfs2_reconfigure+0xd30/0xd30
[ 236.440244][ T5620] ? sb_set_blocksize+0xa5/0xe0
[ 236.445170][ T5620] get_tree_bdev+0x3f1/0x610
[ 236.450111][ T5620] ? gfs2_reconfigure+0xd30/0xd30
[ 236.455234][ T5620] gfs2_get_tree+0x4d/0x1e0
[ 236.459730][ T5620] vfs_get_tree+0x88/0x270
[ 236.464305][ T5620] do_new_mount+0x24a/0xa40
[ 236.468833][ T5620] __se_sys_mount+0x2e3/0x3d0
[ 236.473942][ T5620] ? __x64_sys_mount+0xc0/0xc0
[ 236.478889][ T5620] ? lockdep_hardirqs_on+0x94/0x140
[ 236.484090][ T5620] ? __x64_sys_mount+0x1c/0xc0
[ 236.488945][ T5620] do_syscall_64+0x4c/0xa0
[ 236.493355][ T5620] ? clear_bhb_loop+0x30/0x80
[ 236.498037][ T5620] ? clear_bhb_loop+0x30/0x80
[ 236.502718][ T5620] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 236.508698][ T5620] RIP: 0033:0x7fe8641faf4a
[ 236.513102][ T5620] 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
[ 236.533111][ T5620] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 236.541603][ T5620] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 236.549655][ T5620] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 236.557742][ T5620] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 236.565796][ T5620] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 236.573758][ T5620] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 236.581817][ T5620]
[ 236.586173][ T5620] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 236.599514][ T5620] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 236.935389][ T5622] loop1: detected capacity change from 0 to 32768
[ 236.987879][ T5622] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 236.995584][ T5622] CPU: 0 PID: 5622 Comm: syz.1.201 Not tainted syzkaller #0
[ 237.002878][ T5622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 237.012946][ T5622] Call Trace:
[ 237.016437][ T5622]
[ 237.019382][ T5622] dump_stack_lvl+0x188/0x250
[ 237.024087][ T5622] ? show_regs_print_info+0x20/0x20
[ 237.029397][ T5622] ? load_image+0x400/0x400
[ 237.033936][ T5622] sysfs_create_dir_ns+0x26a/0x290
[ 237.039067][ T5622] ? sysfs_warn_dup+0xa0/0xa0
[ 237.043763][ T5622] ? do_raw_spin_unlock+0x11d/0x230
[ 237.048982][ T5622] kobject_add_internal+0x6e0/0xd90
[ 237.054211][ T5622] kobject_init_and_add+0x128/0x190
[ 237.059529][ T5622] ? lockdep_softirqs_off+0x430/0x430
[ 237.064965][ T5622] ? kobject_add+0x230/0x230
[ 237.069570][ T5622] ? __init_swait_queue_head+0xa5/0x150
[ 237.075126][ T5622] gfs2_sys_fs_add+0x24f/0x4b0
[ 237.079893][ T5622] ? gfs2_recover_set+0x240/0x240
[ 237.084919][ T5622] ? snprintf+0xe5/0x140
[ 237.089145][ T5622] ? __free_pages+0x95/0x1a0
[ 237.093724][ T5622] ? vscnprintf+0x80/0x80
[ 237.098050][ T5622] gfs2_fill_super+0x120f/0x1f00
[ 237.103159][ T5622] ? gfs2_reconfigure+0xd30/0xd30
[ 237.108180][ T5622] ? sb_set_blocksize+0xa5/0xe0
[ 237.113012][ T5622] get_tree_bdev+0x3f1/0x610
[ 237.117604][ T5622] ? gfs2_reconfigure+0xd30/0xd30
[ 237.122631][ T5622] gfs2_get_tree+0x4d/0x1e0
[ 237.127133][ T5622] vfs_get_tree+0x88/0x270
[ 237.131748][ T5622] do_new_mount+0x24a/0xa40
[ 237.136240][ T5622] __se_sys_mount+0x2e3/0x3d0
[ 237.141147][ T5622] ? __x64_sys_mount+0xc0/0xc0
[ 237.146002][ T5622] ? lockdep_hardirqs_on+0x94/0x140
[ 237.151192][ T5622] ? __x64_sys_mount+0x1c/0xc0
[ 237.155942][ T5622] do_syscall_64+0x4c/0xa0
[ 237.160343][ T5622] ? clear_bhb_loop+0x30/0x80
[ 237.165099][ T5622] ? clear_bhb_loop+0x30/0x80
[ 237.169867][ T5622] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 237.175828][ T5622] RIP: 0033:0x7fe8641faf4a
[ 237.180243][ T5622] 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
[ 237.199857][ T5622] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 237.208542][ T5622] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 237.216515][ T5622] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 237.224511][ T5622] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 237.232652][ T5622] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 237.240844][ T5622] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 237.248825][ T5622]
[ 237.253143][ T5622] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 237.266467][ T5622] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 237.591667][ T5624] loop1: detected capacity change from 0 to 32768
[ 237.665882][ T5624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 237.673658][ T5624] CPU: 1 PID: 5624 Comm: syz.1.202 Not tainted syzkaller #0
[ 237.681043][ T5624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 237.691110][ T5624] Call Trace:
[ 237.694495][ T5624]
[ 237.697620][ T5624] dump_stack_lvl+0x188/0x250
[ 237.702354][ T5624] ? show_regs_print_info+0x20/0x20
[ 237.707662][ T5624] ? load_image+0x400/0x400
[ 237.712276][ T5624] sysfs_create_dir_ns+0x26a/0x290
[ 237.717412][ T5624] ? sysfs_warn_dup+0xa0/0xa0
[ 237.722117][ T5624] ? do_raw_spin_unlock+0x11d/0x230
[ 237.727431][ T5624] kobject_add_internal+0x6e0/0xd90
[ 237.732883][ T5624] kobject_init_and_add+0x128/0x190
[ 237.738107][ T5624] ? lockdep_softirqs_off+0x430/0x430
[ 237.743592][ T5624] ? kobject_add+0x230/0x230
[ 237.748203][ T5624] ? __init_swait_queue_head+0xa5/0x150
[ 237.753772][ T5624] gfs2_sys_fs_add+0x24f/0x4b0
[ 237.758651][ T5624] ? gfs2_recover_set+0x240/0x240
[ 237.763761][ T5624] ? snprintf+0xe5/0x140
[ 237.768077][ T5624] ? __free_pages+0x95/0x1a0
[ 237.772654][ T5624] ? vscnprintf+0x80/0x80
[ 237.777432][ T5624] gfs2_fill_super+0x120f/0x1f00
[ 237.782658][ T5624] ? gfs2_reconfigure+0xd30/0xd30
[ 237.787682][ T5624] ? sb_set_blocksize+0xa5/0xe0
[ 237.792875][ T5624] get_tree_bdev+0x3f1/0x610
[ 237.797560][ T5624] ? gfs2_reconfigure+0xd30/0xd30
[ 237.802602][ T5624] gfs2_get_tree+0x4d/0x1e0
[ 237.807088][ T5624] vfs_get_tree+0x88/0x270
[ 237.811575][ T5624] do_new_mount+0x24a/0xa40
[ 237.816158][ T5624] __se_sys_mount+0x2e3/0x3d0
[ 237.821101][ T5624] ? __x64_sys_mount+0xc0/0xc0
[ 237.826084][ T5624] ? lockdep_hardirqs_on+0x94/0x140
[ 237.831273][ T5624] ? __x64_sys_mount+0x1c/0xc0
[ 237.836047][ T5624] do_syscall_64+0x4c/0xa0
[ 237.840479][ T5624] ? clear_bhb_loop+0x30/0x80
[ 237.845272][ T5624] ? clear_bhb_loop+0x30/0x80
[ 237.849956][ T5624] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 237.855962][ T5624] RIP: 0033:0x7fe8641faf4a
[ 237.860564][ T5624] 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
[ 237.881089][ T5624] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 237.889604][ T5624] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 237.898004][ T5624] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 237.906273][ T5624] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 237.914595][ T5624] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 237.922806][ T5624] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 237.930789][ T5624]
[ 237.935098][ T5624] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 237.950410][ T5624] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:41:58 executed programs: 188
[ 238.275127][ T5626] loop1: detected capacity change from 0 to 32768
[ 238.327646][ T5626] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 238.335052][ T5626] CPU: 1 PID: 5626 Comm: syz.1.203 Not tainted syzkaller #0
[ 238.342346][ T5626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 238.352412][ T5626] Call Trace:
[ 238.355789][ T5626]
[ 238.358726][ T5626] dump_stack_lvl+0x188/0x250
[ 238.363686][ T5626] ? show_regs_print_info+0x20/0x20
[ 238.368906][ T5626] ? load_image+0x400/0x400
[ 238.373537][ T5626] sysfs_create_dir_ns+0x26a/0x290
[ 238.378668][ T5626] ? sysfs_warn_dup+0xa0/0xa0
[ 238.383370][ T5626] ? do_raw_spin_unlock+0x11d/0x230
[ 238.388584][ T5626] kobject_add_internal+0x6e0/0xd90
[ 238.393893][ T5626] kobject_init_and_add+0x128/0x190
[ 238.399111][ T5626] ? lockdep_softirqs_off+0x430/0x430
[ 238.404623][ T5626] ? kobject_add+0x230/0x230
[ 238.409331][ T5626] ? __init_swait_queue_head+0xa5/0x150
[ 238.414960][ T5626] gfs2_sys_fs_add+0x24f/0x4b0
[ 238.419728][ T5626] ? gfs2_recover_set+0x240/0x240
[ 238.424751][ T5626] ? snprintf+0xe5/0x140
[ 238.429129][ T5626] ? __free_pages+0x95/0x1a0
[ 238.433718][ T5626] ? vscnprintf+0x80/0x80
[ 238.438040][ T5626] gfs2_fill_super+0x120f/0x1f00
[ 238.443148][ T5626] ? gfs2_reconfigure+0xd30/0xd30
[ 238.448177][ T5626] ? sb_set_blocksize+0xa5/0xe0
[ 238.453122][ T5626] get_tree_bdev+0x3f1/0x610
[ 238.457791][ T5626] ? gfs2_reconfigure+0xd30/0xd30
[ 238.462907][ T5626] gfs2_get_tree+0x4d/0x1e0
[ 238.467569][ T5626] vfs_get_tree+0x88/0x270
[ 238.472005][ T5626] do_new_mount+0x24a/0xa40
[ 238.476501][ T5626] __se_sys_mount+0x2e3/0x3d0
[ 238.481173][ T5626] ? __x64_sys_mount+0xc0/0xc0
[ 238.485949][ T5626] ? lockdep_hardirqs_on+0x94/0x140
[ 238.491163][ T5626] ? __x64_sys_mount+0x1c/0xc0
[ 238.496041][ T5626] do_syscall_64+0x4c/0xa0
[ 238.500547][ T5626] ? clear_bhb_loop+0x30/0x80
[ 238.505256][ T5626] ? clear_bhb_loop+0x30/0x80
[ 238.509924][ T5626] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 238.515800][ T5626] RIP: 0033:0x7fe8641faf4a
[ 238.520346][ T5626] 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
[ 238.540111][ T5626] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 238.548535][ T5626] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 238.556668][ T5626] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 238.564729][ T5626] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 238.572778][ T5626] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 238.580753][ T5626] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 238.588736][ T5626]
[ 238.593012][ T5626] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 238.606532][ T5626] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 238.912154][ T5628] loop1: detected capacity change from 0 to 32768
[ 238.949785][ T5628] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 238.957536][ T5628] CPU: 1 PID: 5628 Comm: syz.1.204 Not tainted syzkaller #0
[ 238.964849][ T5628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 238.975114][ T5628] Call Trace:
[ 238.978518][ T5628]
[ 238.981917][ T5628] dump_stack_lvl+0x188/0x250
[ 238.986883][ T5628] ? show_regs_print_info+0x20/0x20
[ 238.992113][ T5628] ? load_image+0x400/0x400
[ 238.996636][ T5628] sysfs_create_dir_ns+0x26a/0x290
[ 239.002031][ T5628] ? sysfs_warn_dup+0xa0/0xa0
[ 239.006731][ T5628] ? do_raw_spin_unlock+0x11d/0x230
[ 239.011951][ T5628] kobject_add_internal+0x6e0/0xd90
[ 239.017358][ T5628] kobject_init_and_add+0x128/0x190
[ 239.022575][ T5628] ? lockdep_softirqs_off+0x430/0x430
[ 239.027970][ T5628] ? kobject_add+0x230/0x230
[ 239.032873][ T5628] ? __init_swait_queue_head+0xa5/0x150
[ 239.039187][ T5628] gfs2_sys_fs_add+0x24f/0x4b0
[ 239.043974][ T5628] ? gfs2_recover_set+0x240/0x240
[ 239.049175][ T5628] ? snprintf+0xe5/0x140
[ 239.053491][ T5628] ? __free_pages+0x95/0x1a0
[ 239.058065][ T5628] ? vscnprintf+0x80/0x80
[ 239.062378][ T5628] gfs2_fill_super+0x120f/0x1f00
[ 239.067316][ T5628] ? gfs2_reconfigure+0xd30/0xd30
[ 239.072371][ T5628] ? sb_set_blocksize+0xa5/0xe0
[ 239.077312][ T5628] get_tree_bdev+0x3f1/0x610
[ 239.081913][ T5628] ? gfs2_reconfigure+0xd30/0xd30
[ 239.086924][ T5628] gfs2_get_tree+0x4d/0x1e0
[ 239.091419][ T5628] vfs_get_tree+0x88/0x270
[ 239.095820][ T5628] do_new_mount+0x24a/0xa40
[ 239.100318][ T5628] __se_sys_mount+0x2e3/0x3d0
[ 239.105036][ T5628] ? __x64_sys_mount+0xc0/0xc0
[ 239.109805][ T5628] ? lockdep_hardirqs_on+0x94/0x140
[ 239.114992][ T5628] ? __x64_sys_mount+0x1c/0xc0
[ 239.119748][ T5628] do_syscall_64+0x4c/0xa0
[ 239.124461][ T5628] ? clear_bhb_loop+0x30/0x80
[ 239.129264][ T5628] ? clear_bhb_loop+0x30/0x80
[ 239.134031][ T5628] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 239.140090][ T5628] RIP: 0033:0x7fe8641faf4a
[ 239.144567][ T5628] 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
[ 239.164259][ T5628] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 239.172665][ T5628] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 239.180906][ T5628] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 239.188984][ T5628] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 239.197167][ T5628] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 239.205239][ T5628] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 239.213210][ T5628]
[ 239.217869][ T5628] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 239.231053][ T5628] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 239.539758][ T5630] loop1: detected capacity change from 0 to 32768
[ 239.585132][ T5630] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 239.592743][ T5630] CPU: 1 PID: 5630 Comm: syz.1.205 Not tainted syzkaller #0
[ 239.600580][ T5630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 239.610736][ T5630] Call Trace:
[ 239.614026][ T5630]
[ 239.617150][ T5630] dump_stack_lvl+0x188/0x250
[ 239.621845][ T5630] ? show_regs_print_info+0x20/0x20
[ 239.627050][ T5630] ? load_image+0x400/0x400
[ 239.631763][ T5630] sysfs_create_dir_ns+0x26a/0x290
[ 239.637071][ T5630] ? sysfs_warn_dup+0xa0/0xa0
[ 239.641764][ T5630] ? do_raw_spin_unlock+0x11d/0x230
[ 239.647084][ T5630] kobject_add_internal+0x6e0/0xd90
[ 239.652313][ T5630] kobject_init_and_add+0x128/0x190
[ 239.657708][ T5630] ? lockdep_softirqs_off+0x430/0x430
[ 239.664089][ T5630] ? kobject_add+0x230/0x230
[ 239.668863][ T5630] ? __init_swait_queue_head+0xa5/0x150
[ 239.674701][ T5630] gfs2_sys_fs_add+0x24f/0x4b0
[ 239.679646][ T5630] ? gfs2_recover_set+0x240/0x240
[ 239.684919][ T5630] ? snprintf+0xe5/0x140
[ 239.689145][ T5630] ? __free_pages+0x95/0x1a0
[ 239.693721][ T5630] ? vscnprintf+0x80/0x80
[ 239.698231][ T5630] gfs2_fill_super+0x120f/0x1f00
[ 239.703279][ T5630] ? gfs2_reconfigure+0xd30/0xd30
[ 239.708777][ T5630] ? sb_set_blocksize+0xa5/0xe0
[ 239.713813][ T5630] get_tree_bdev+0x3f1/0x610
[ 239.718425][ T5630] ? gfs2_reconfigure+0xd30/0xd30
[ 239.723445][ T5630] gfs2_get_tree+0x4d/0x1e0
[ 239.727954][ T5630] vfs_get_tree+0x88/0x270
[ 239.732360][ T5630] do_new_mount+0x24a/0xa40
[ 239.736946][ T5630] __se_sys_mount+0x2e3/0x3d0
[ 239.741815][ T5630] ? __x64_sys_mount+0xc0/0xc0
[ 239.746839][ T5630] ? lockdep_hardirqs_on+0x94/0x140
[ 239.752126][ T5630] ? __x64_sys_mount+0x1c/0xc0
[ 239.756882][ T5630] do_syscall_64+0x4c/0xa0
[ 239.761288][ T5630] ? clear_bhb_loop+0x30/0x80
[ 239.766147][ T5630] ? clear_bhb_loop+0x30/0x80
[ 239.771621][ T5630] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 239.777692][ T5630] RIP: 0033:0x7fe8641faf4a
[ 239.782128][ T5630] 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
[ 239.802166][ T5630] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 239.810713][ T5630] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 239.818766][ T5630] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 239.826739][ T5630] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 239.834833][ T5630] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 239.842795][ T5630] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 239.850782][ T5630]
[ 239.855188][ T5630] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 239.868597][ T5630] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.165614][ T5632] loop1: detected capacity change from 0 to 32768
[ 240.234153][ T5632] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 240.250805][ T5632] CPU: 0 PID: 5632 Comm: syz.1.206 Not tainted syzkaller #0
[ 240.258121][ T5632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 240.268205][ T5632] Call Trace:
[ 240.271503][ T5632]
[ 240.274533][ T5632] dump_stack_lvl+0x188/0x250
[ 240.279667][ T5632] ? show_regs_print_info+0x20/0x20
[ 240.284965][ T5632] ? load_image+0x400/0x400
[ 240.289494][ T5632] sysfs_create_dir_ns+0x26a/0x290
[ 240.294720][ T5632] ? sysfs_warn_dup+0xa0/0xa0
[ 240.299507][ T5632] ? do_raw_spin_unlock+0x11d/0x230
[ 240.304816][ T5632] kobject_add_internal+0x6e0/0xd90
[ 240.310034][ T5632] kobject_init_and_add+0x128/0x190
[ 240.315422][ T5632] ? lockdep_softirqs_off+0x430/0x430
[ 240.320817][ T5632] ? kobject_add+0x230/0x230
[ 240.325428][ T5632] ? __init_swait_queue_head+0xa5/0x150
[ 240.331017][ T5632] gfs2_sys_fs_add+0x24f/0x4b0
[ 240.335779][ T5632] ? gfs2_recover_set+0x240/0x240
[ 240.341072][ T5632] ? snprintf+0xe5/0x140
[ 240.345768][ T5632] ? __free_pages+0x95/0x1a0
[ 240.350459][ T5632] ? vscnprintf+0x80/0x80
[ 240.355516][ T5632] gfs2_fill_super+0x120f/0x1f00
[ 240.360470][ T5632] ? gfs2_reconfigure+0xd30/0xd30
[ 240.365595][ T5632] ? sb_set_blocksize+0xa5/0xe0
[ 240.370880][ T5632] get_tree_bdev+0x3f1/0x610
[ 240.375606][ T5632] ? gfs2_reconfigure+0xd30/0xd30
[ 240.380754][ T5632] gfs2_get_tree+0x4d/0x1e0
[ 240.385352][ T5632] vfs_get_tree+0x88/0x270
[ 240.389967][ T5632] do_new_mount+0x24a/0xa40
[ 240.394568][ T5632] __se_sys_mount+0x2e3/0x3d0
[ 240.399282][ T5632] ? __x64_sys_mount+0xc0/0xc0
[ 240.404197][ T5632] ? lockdep_hardirqs_on+0x94/0x140
[ 240.409656][ T5632] ? __x64_sys_mount+0x1c/0xc0
[ 240.414416][ T5632] do_syscall_64+0x4c/0xa0
[ 240.418920][ T5632] ? clear_bhb_loop+0x30/0x80
[ 240.423585][ T5632] ? clear_bhb_loop+0x30/0x80
[ 240.428248][ T5632] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 240.434217][ T5632] RIP: 0033:0x7fe8641faf4a
[ 240.438708][ T5632] 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
[ 240.458409][ T5632] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 240.466832][ T5632] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 240.474801][ T5632] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 240.482897][ T5632] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 240.490865][ T5632] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 240.498830][ T5632] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 240.506913][ T5632]
[ 240.510984][ T5632] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 240.524348][ T5632] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 240.834980][ T5634] loop1: detected capacity change from 0 to 32768
[ 240.896099][ T5634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 240.903812][ T5634] CPU: 0 PID: 5634 Comm: syz.1.207 Not tainted syzkaller #0
[ 240.911128][ T5634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 240.921469][ T5634] Call Trace:
[ 240.924760][ T5634]
[ 240.927705][ T5634] dump_stack_lvl+0x188/0x250
[ 240.932415][ T5634] ? show_regs_print_info+0x20/0x20
[ 240.937734][ T5634] ? load_image+0x400/0x400
[ 240.942268][ T5634] sysfs_create_dir_ns+0x26a/0x290
[ 240.947401][ T5634] ? sysfs_warn_dup+0xa0/0xa0
[ 240.952094][ T5634] ? do_raw_spin_unlock+0x11d/0x230
[ 240.957492][ T5634] kobject_add_internal+0x6e0/0xd90
[ 240.962719][ T5634] kobject_init_and_add+0x128/0x190
[ 240.968024][ T5634] ? lockdep_softirqs_off+0x430/0x430
[ 240.973425][ T5634] ? kobject_add+0x230/0x230
[ 240.978036][ T5634] ? __init_swait_queue_head+0xa5/0x150
[ 240.983951][ T5634] gfs2_sys_fs_add+0x24f/0x4b0
[ 240.988754][ T5634] ? gfs2_recover_set+0x240/0x240
[ 240.993803][ T5634] ? snprintf+0xe5/0x140
[ 240.998069][ T5634] ? __free_pages+0x95/0x1a0
[ 241.002686][ T5634] ? vscnprintf+0x80/0x80
[ 241.007029][ T5634] gfs2_fill_super+0x120f/0x1f00
[ 241.012217][ T5634] ? gfs2_reconfigure+0xd30/0xd30
[ 241.017437][ T5634] ? sb_set_blocksize+0xa5/0xe0
[ 241.022292][ T5634] get_tree_bdev+0x3f1/0x610
[ 241.026985][ T5634] ? gfs2_reconfigure+0xd30/0xd30
[ 241.032029][ T5634] gfs2_get_tree+0x4d/0x1e0
[ 241.036540][ T5634] vfs_get_tree+0x88/0x270
[ 241.040955][ T5634] do_new_mount+0x24a/0xa40
[ 241.045448][ T5634] __se_sys_mount+0x2e3/0x3d0
[ 241.050222][ T5634] ? __x64_sys_mount+0xc0/0xc0
[ 241.054987][ T5634] ? lockdep_hardirqs_on+0x94/0x140
[ 241.060214][ T5634] ? __x64_sys_mount+0x1c/0xc0
[ 241.065009][ T5634] do_syscall_64+0x4c/0xa0
[ 241.069406][ T5634] ? clear_bhb_loop+0x30/0x80
[ 241.074098][ T5634] ? clear_bhb_loop+0x30/0x80
[ 241.078914][ T5634] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 241.084924][ T5634] RIP: 0033:0x7fe8641faf4a
[ 241.089339][ T5634] 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
[ 241.109036][ T5634] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.117456][ T5634] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 241.125652][ T5634] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 241.133832][ T5634] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 241.141987][ T5634] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 241.150044][ T5634] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 241.158057][ T5634]
[ 241.162141][ T5634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.175516][ T5634] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 241.497912][ T5636] loop1: detected capacity change from 0 to 32768
[ 241.555584][ T5636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 241.563093][ T5636] CPU: 1 PID: 5636 Comm: syz.1.208 Not tainted syzkaller #0
[ 241.570748][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 241.581090][ T5636] Call Trace:
[ 241.584394][ T5636]
[ 241.587514][ T5636] dump_stack_lvl+0x188/0x250
[ 241.592229][ T5636] ? show_regs_print_info+0x20/0x20
[ 241.597451][ T5636] ? load_image+0x400/0x400
[ 241.602069][ T5636] sysfs_create_dir_ns+0x26a/0x290
[ 241.607216][ T5636] ? sysfs_warn_dup+0xa0/0xa0
[ 241.611926][ T5636] ? do_raw_spin_unlock+0x11d/0x230
[ 241.617154][ T5636] kobject_add_internal+0x6e0/0xd90
[ 241.622382][ T5636] kobject_init_and_add+0x128/0x190
[ 241.627696][ T5636] ? lockdep_softirqs_off+0x430/0x430
[ 241.633178][ T5636] ? kobject_add+0x230/0x230
[ 241.637816][ T5636] ? __init_swait_queue_head+0xa5/0x150
[ 241.643391][ T5636] gfs2_sys_fs_add+0x24f/0x4b0
[ 241.648181][ T5636] ? gfs2_recover_set+0x240/0x240
[ 241.653223][ T5636] ? snprintf+0xe5/0x140
[ 241.657631][ T5636] ? __free_pages+0x95/0x1a0
[ 241.662462][ T5636] ? vscnprintf+0x80/0x80
[ 241.666959][ T5636] gfs2_fill_super+0x120f/0x1f00
[ 241.672018][ T5636] ? gfs2_reconfigure+0xd30/0xd30
[ 241.677056][ T5636] ? sb_set_blocksize+0xa5/0xe0
[ 241.681904][ T5636] get_tree_bdev+0x3f1/0x610
[ 241.686585][ T5636] ? gfs2_reconfigure+0xd30/0xd30
[ 241.691595][ T5636] gfs2_get_tree+0x4d/0x1e0
[ 241.696261][ T5636] vfs_get_tree+0x88/0x270
[ 241.700684][ T5636] do_new_mount+0x24a/0xa40
[ 241.705175][ T5636] __se_sys_mount+0x2e3/0x3d0
[ 241.709835][ T5636] ? __x64_sys_mount+0xc0/0xc0
[ 241.714580][ T5636] ? lockdep_hardirqs_on+0x94/0x140
[ 241.719757][ T5636] ? __x64_sys_mount+0x1c/0xc0
[ 241.724510][ T5636] do_syscall_64+0x4c/0xa0
[ 241.728943][ T5636] ? clear_bhb_loop+0x30/0x80
[ 241.733603][ T5636] ? clear_bhb_loop+0x30/0x80
[ 241.738273][ T5636] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 241.744152][ T5636] RIP: 0033:0x7fe8641faf4a
[ 241.748582][ T5636] 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
[ 241.768215][ T5636] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 241.776733][ T5636] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 241.784798][ T5636] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 241.792997][ T5636] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 241.800975][ T5636] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 241.808950][ T5636] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 241.817032][ T5636]
[ 241.821217][ T5636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 241.834453][ T5636] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.157803][ T5638] loop1: detected capacity change from 0 to 32768
[ 242.201690][ T5638] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.210604][ T5638] CPU: 1 PID: 5638 Comm: syz.1.209 Not tainted syzkaller #0
[ 242.218917][ T5638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 242.229686][ T5638] Call Trace:
[ 242.233081][ T5638]
[ 242.236126][ T5638] dump_stack_lvl+0x188/0x250
[ 242.241185][ T5638] ? show_regs_print_info+0x20/0x20
[ 242.249176][ T5638] ? load_image+0x400/0x400
[ 242.255005][ T5638] sysfs_create_dir_ns+0x26a/0x290
[ 242.261790][ T5638] ? sysfs_warn_dup+0xa0/0xa0
[ 242.266583][ T5638] ? do_raw_spin_unlock+0x11d/0x230
[ 242.272699][ T5638] kobject_add_internal+0x6e0/0xd90
[ 242.277931][ T5638] kobject_init_and_add+0x128/0x190
[ 242.283154][ T5638] ? lockdep_softirqs_off+0x430/0x430
[ 242.288817][ T5638] ? kobject_add+0x230/0x230
[ 242.293545][ T5638] ? __init_swait_queue_head+0xa5/0x150
[ 242.299438][ T5638] gfs2_sys_fs_add+0x24f/0x4b0
[ 242.304401][ T5638] ? gfs2_recover_set+0x240/0x240
[ 242.309555][ T5638] ? snprintf+0xe5/0x140
[ 242.313805][ T5638] ? __free_pages+0x95/0x1a0
[ 242.318550][ T5638] ? vscnprintf+0x80/0x80
[ 242.323058][ T5638] gfs2_fill_super+0x120f/0x1f00
[ 242.328197][ T5638] ? gfs2_reconfigure+0xd30/0xd30
[ 242.333557][ T5638] ? sb_set_blocksize+0xa5/0xe0
[ 242.338604][ T5638] get_tree_bdev+0x3f1/0x610
[ 242.343499][ T5638] ? gfs2_reconfigure+0xd30/0xd30
[ 242.348628][ T5638] gfs2_get_tree+0x4d/0x1e0
[ 242.353242][ T5638] vfs_get_tree+0x88/0x270
[ 242.357656][ T5638] do_new_mount+0x24a/0xa40
[ 242.362321][ T5638] __se_sys_mount+0x2e3/0x3d0
[ 242.366983][ T5638] ? __x64_sys_mount+0xc0/0xc0
[ 242.371751][ T5638] ? lockdep_hardirqs_on+0x94/0x140
[ 242.376952][ T5638] ? __x64_sys_mount+0x1c/0xc0
[ 242.381727][ T5638] do_syscall_64+0x4c/0xa0
[ 242.386176][ T5638] ? clear_bhb_loop+0x30/0x80
[ 242.390980][ T5638] ? clear_bhb_loop+0x30/0x80
[ 242.396012][ T5638] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 242.402159][ T5638] RIP: 0033:0x7fe8641faf4a
[ 242.406601][ T5638] 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
[ 242.426293][ T5638] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 242.434703][ T5638] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 242.442670][ T5638] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 242.450646][ T5638] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 242.458706][ T5638] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 242.466667][ T5638] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 242.474639][ T5638]
[ 242.478910][ T5170] Bluetooth: hci1: command 0x0406 tx timeout
[ 242.483835][ T5638] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 242.498642][ T5638] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 242.824131][ T5640] loop1: detected capacity change from 0 to 32768
[ 242.880724][ T5640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 242.888543][ T5640] CPU: 1 PID: 5640 Comm: syz.1.210 Not tainted syzkaller #0
[ 242.896092][ T5640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 242.906162][ T5640] Call Trace:
[ 242.909475][ T5640]
[ 242.912417][ T5640] dump_stack_lvl+0x188/0x250
[ 242.917291][ T5640] ? show_regs_print_info+0x20/0x20
[ 242.922513][ T5640] ? load_image+0x400/0x400
[ 242.927051][ T5640] sysfs_create_dir_ns+0x26a/0x290
[ 242.932182][ T5640] ? sysfs_warn_dup+0xa0/0xa0
[ 242.936867][ T5640] ? do_raw_spin_unlock+0x11d/0x230
[ 242.942076][ T5640] kobject_add_internal+0x6e0/0xd90
[ 242.947294][ T5640] kobject_init_and_add+0x128/0x190
[ 242.952600][ T5640] ? lockdep_softirqs_off+0x430/0x430
[ 242.957986][ T5640] ? kobject_add+0x230/0x230
[ 242.962577][ T5640] ? __init_swait_queue_head+0xa5/0x150
[ 242.968107][ T5640] gfs2_sys_fs_add+0x24f/0x4b0
[ 242.972874][ T5640] ? gfs2_recover_set+0x240/0x240
[ 242.977887][ T5640] ? snprintf+0xe5/0x140
[ 242.982110][ T5640] ? __free_pages+0x95/0x1a0
[ 242.986781][ T5640] ? vscnprintf+0x80/0x80
[ 242.991092][ T5640] gfs2_fill_super+0x120f/0x1f00
[ 242.996102][ T5640] ? gfs2_reconfigure+0xd30/0xd30
[ 243.001207][ T5640] ? sb_set_blocksize+0xa5/0xe0
[ 243.006066][ T5640] get_tree_bdev+0x3f1/0x610
[ 243.010651][ T5640] ? gfs2_reconfigure+0xd30/0xd30
[ 243.015669][ T5640] gfs2_get_tree+0x4d/0x1e0
[ 243.020155][ T5640] vfs_get_tree+0x88/0x270
[ 243.024772][ T5640] do_new_mount+0x24a/0xa40
[ 243.029270][ T5640] __se_sys_mount+0x2e3/0x3d0
[ 243.033928][ T5640] ? __x64_sys_mount+0xc0/0xc0
[ 243.038672][ T5640] ? lockdep_hardirqs_on+0x94/0x140
[ 243.043852][ T5640] ? __x64_sys_mount+0x1c/0xc0
[ 243.048612][ T5640] do_syscall_64+0x4c/0xa0
[ 243.053013][ T5640] ? clear_bhb_loop+0x30/0x80
[ 243.057854][ T5640] ? clear_bhb_loop+0x30/0x80
[ 243.062511][ T5640] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 243.068395][ T5640] RIP: 0033:0x7fe8641faf4a
[ 243.072793][ T5640] 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
[ 243.092585][ T5640] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.101081][ T5640] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 243.109052][ T5640] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 243.117106][ T5640] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 243.125059][ T5640] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 243.133485][ T5640] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 243.141475][ T5640]
[ 243.146010][ T5640] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.159282][ T5640] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:42:03 executed programs: 196
[ 243.447215][ T5642] loop1: detected capacity change from 0 to 32768
[ 243.502635][ T5642] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 243.510931][ T5642] CPU: 0 PID: 5642 Comm: syz.1.211 Not tainted syzkaller #0
[ 243.518252][ T5642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 243.528410][ T5642] Call Trace:
[ 243.531715][ T5642]
[ 243.534682][ T5642] dump_stack_lvl+0x188/0x250
[ 243.539381][ T5642] ? show_regs_print_info+0x20/0x20
[ 243.544604][ T5642] ? load_image+0x400/0x400
[ 243.549204][ T5642] sysfs_create_dir_ns+0x26a/0x290
[ 243.554332][ T5642] ? sysfs_warn_dup+0xa0/0xa0
[ 243.559030][ T5642] ? do_raw_spin_unlock+0x11d/0x230
[ 243.564239][ T5642] kobject_add_internal+0x6e0/0xd90
[ 243.569451][ T5642] kobject_init_and_add+0x128/0x190
[ 243.574780][ T5642] ? lockdep_softirqs_off+0x430/0x430
[ 243.580201][ T5642] ? kobject_add+0x230/0x230
[ 243.584803][ T5642] ? __init_swait_queue_head+0xa5/0x150
[ 243.590343][ T5642] gfs2_sys_fs_add+0x24f/0x4b0
[ 243.595097][ T5642] ? gfs2_recover_set+0x240/0x240
[ 243.600103][ T5642] ? snprintf+0xe5/0x140
[ 243.604324][ T5642] ? __free_pages+0x95/0x1a0
[ 243.608896][ T5642] ? vscnprintf+0x80/0x80
[ 243.613223][ T5642] gfs2_fill_super+0x120f/0x1f00
[ 243.618523][ T5642] ? gfs2_reconfigure+0xd30/0xd30
[ 243.623572][ T5642] ? sb_set_blocksize+0xa5/0xe0
[ 243.628410][ T5642] get_tree_bdev+0x3f1/0x610
[ 243.632990][ T5642] ? gfs2_reconfigure+0xd30/0xd30
[ 243.638064][ T5642] gfs2_get_tree+0x4d/0x1e0
[ 243.642587][ T5642] vfs_get_tree+0x88/0x270
[ 243.647039][ T5642] do_new_mount+0x24a/0xa40
[ 243.651563][ T5642] __se_sys_mount+0x2e3/0x3d0
[ 243.656235][ T5642] ? __x64_sys_mount+0xc0/0xc0
[ 243.661084][ T5642] ? lockdep_hardirqs_on+0x94/0x140
[ 243.666385][ T5642] ? __x64_sys_mount+0x1c/0xc0
[ 243.671136][ T5642] do_syscall_64+0x4c/0xa0
[ 243.675547][ T5642] ? clear_bhb_loop+0x30/0x80
[ 243.680207][ T5642] ? clear_bhb_loop+0x30/0x80
[ 243.684954][ T5642] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 243.690832][ T5642] RIP: 0033:0x7fe8641faf4a
[ 243.695233][ T5642] 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
[ 243.714912][ T5642] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 243.723319][ T5642] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 243.731376][ T5642] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 243.739462][ T5642] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 243.747439][ T5642] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 243.755503][ T5642] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 243.763478][ T5642]
[ 243.774914][ T5642] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 243.788291][ T5642] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.091127][ T5644] loop1: detected capacity change from 0 to 32768
[ 244.137948][ T5644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.145358][ T5644] CPU: 1 PID: 5644 Comm: syz.1.212 Not tainted syzkaller #0
[ 244.152653][ T5644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 244.162718][ T5644] Call Trace:
[ 244.166011][ T5644]
[ 244.169037][ T5644] dump_stack_lvl+0x188/0x250
[ 244.173814][ T5644] ? show_regs_print_info+0x20/0x20
[ 244.179034][ T5644] ? load_image+0x400/0x400
[ 244.183559][ T5644] sysfs_create_dir_ns+0x26a/0x290
[ 244.188693][ T5644] ? sysfs_warn_dup+0xa0/0xa0
[ 244.193382][ T5644] ? do_raw_spin_unlock+0x11d/0x230
[ 244.198682][ T5644] kobject_add_internal+0x6e0/0xd90
[ 244.203908][ T5644] kobject_init_and_add+0x128/0x190
[ 244.209118][ T5644] ? lockdep_softirqs_off+0x430/0x430
[ 244.214861][ T5644] ? kobject_add+0x230/0x230
[ 244.219465][ T5644] ? __init_swait_queue_head+0xa5/0x150
[ 244.225046][ T5644] gfs2_sys_fs_add+0x24f/0x4b0
[ 244.229829][ T5644] ? gfs2_recover_set+0x240/0x240
[ 244.234855][ T5644] ? snprintf+0xe5/0x140
[ 244.239179][ T5644] ? __free_pages+0x95/0x1a0
[ 244.243761][ T5644] ? vscnprintf+0x80/0x80
[ 244.248235][ T5644] gfs2_fill_super+0x120f/0x1f00
[ 244.253176][ T5644] ? gfs2_reconfigure+0xd30/0xd30
[ 244.258205][ T5644] ? sb_set_blocksize+0xa5/0xe0
[ 244.263050][ T5644] get_tree_bdev+0x3f1/0x610
[ 244.267836][ T5644] ? gfs2_reconfigure+0xd30/0xd30
[ 244.272861][ T5644] gfs2_get_tree+0x4d/0x1e0
[ 244.277379][ T5644] vfs_get_tree+0x88/0x270
[ 244.281793][ T5644] do_new_mount+0x24a/0xa40
[ 244.286286][ T5644] __se_sys_mount+0x2e3/0x3d0
[ 244.290962][ T5644] ? __x64_sys_mount+0xc0/0xc0
[ 244.295709][ T5644] ? lockdep_hardirqs_on+0x94/0x140
[ 244.300896][ T5644] ? __x64_sys_mount+0x1c/0xc0
[ 244.305654][ T5644] do_syscall_64+0x4c/0xa0
[ 244.310050][ T5644] ? clear_bhb_loop+0x30/0x80
[ 244.314721][ T5644] ? clear_bhb_loop+0x30/0x80
[ 244.319377][ T5644] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 244.325251][ T5644] RIP: 0033:0x7fe8641faf4a
[ 244.329646][ T5644] 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
[ 244.349345][ T5644] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 244.357937][ T5644] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 244.366095][ T5644] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 244.374138][ T5644] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 244.382092][ T5644] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 244.390043][ T5644] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 244.398182][ T5644]
[ 244.402374][ T5644] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 244.415628][ T5644] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 244.749117][ T5646] loop1: detected capacity change from 0 to 32768
[ 244.800163][ T5646] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 244.807937][ T5646] CPU: 1 PID: 5646 Comm: syz.1.213 Not tainted syzkaller #0
[ 244.815236][ T5646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 244.825323][ T5646] Call Trace:
[ 244.828617][ T5646]
[ 244.831596][ T5646] dump_stack_lvl+0x188/0x250
[ 244.836394][ T5646] ? show_regs_print_info+0x20/0x20
[ 244.841802][ T5646] ? load_image+0x400/0x400
[ 244.846358][ T5646] sysfs_create_dir_ns+0x26a/0x290
[ 244.851589][ T5646] ? sysfs_warn_dup+0xa0/0xa0
[ 244.856285][ T5646] ? do_raw_spin_unlock+0x11d/0x230
[ 244.861498][ T5646] kobject_add_internal+0x6e0/0xd90
[ 244.866818][ T5646] kobject_init_and_add+0x128/0x190
[ 244.872040][ T5646] ? lockdep_softirqs_off+0x430/0x430
[ 244.877432][ T5646] ? kobject_add+0x230/0x230
[ 244.882048][ T5646] ? __init_swait_queue_head+0xa5/0x150
[ 244.887618][ T5646] gfs2_sys_fs_add+0x24f/0x4b0
[ 244.892381][ T5646] ? gfs2_recover_set+0x240/0x240
[ 244.897389][ T5646] ? snprintf+0xe5/0x140
[ 244.901702][ T5646] ? __free_pages+0x95/0x1a0
[ 244.906291][ T5646] ? vscnprintf+0x80/0x80
[ 244.910930][ T5646] gfs2_fill_super+0x120f/0x1f00
[ 244.916151][ T5646] ? gfs2_reconfigure+0xd30/0xd30
[ 244.921542][ T5646] ? sb_set_blocksize+0xa5/0xe0
[ 244.926404][ T5646] get_tree_bdev+0x3f1/0x610
[ 244.930996][ T5646] ? gfs2_reconfigure+0xd30/0xd30
[ 244.936229][ T5646] gfs2_get_tree+0x4d/0x1e0
[ 244.940736][ T5646] vfs_get_tree+0x88/0x270
[ 244.945286][ T5646] do_new_mount+0x24a/0xa40
[ 244.949884][ T5646] __se_sys_mount+0x2e3/0x3d0
[ 244.954652][ T5646] ? __x64_sys_mount+0xc0/0xc0
[ 244.959408][ T5646] ? lockdep_hardirqs_on+0x94/0x140
[ 244.965322][ T5646] ? __x64_sys_mount+0x1c/0xc0
[ 244.970126][ T5646] do_syscall_64+0x4c/0xa0
[ 244.974635][ T5646] ? clear_bhb_loop+0x30/0x80
[ 244.979328][ T5646] ? clear_bhb_loop+0x30/0x80
[ 244.984113][ T5646] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 244.990339][ T5646] RIP: 0033:0x7fe8641faf4a
[ 244.995215][ T5646] 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
[ 245.015274][ T5646] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.024168][ T5646] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 245.033213][ T5646] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 245.041963][ T5646] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 245.050776][ T5646] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 245.059988][ T5646] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 245.068052][ T5646]
[ 245.072823][ T5646] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.086297][ T5646] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 245.395725][ T5648] loop1: detected capacity change from 0 to 32768
[ 245.449085][ T5648] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 245.456508][ T5648] CPU: 0 PID: 5648 Comm: syz.1.214 Not tainted syzkaller #0
[ 245.463981][ T5648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 245.474138][ T5648] Call Trace:
[ 245.477423][ T5648]
[ 245.480364][ T5648] dump_stack_lvl+0x188/0x250
[ 245.485075][ T5648] ? show_regs_print_info+0x20/0x20
[ 245.490291][ T5648] ? load_image+0x400/0x400
[ 245.494818][ T5648] sysfs_create_dir_ns+0x26a/0x290
[ 245.499948][ T5648] ? sysfs_warn_dup+0xa0/0xa0
[ 245.504639][ T5648] ? do_raw_spin_unlock+0x11d/0x230
[ 245.509862][ T5648] kobject_add_internal+0x6e0/0xd90
[ 245.515078][ T5648] kobject_init_and_add+0x128/0x190
[ 245.520289][ T5648] ? lockdep_softirqs_off+0x430/0x430
[ 245.525671][ T5648] ? kobject_add+0x230/0x230
[ 245.530261][ T5648] ? __init_swait_queue_head+0xa5/0x150
[ 245.535893][ T5648] gfs2_sys_fs_add+0x24f/0x4b0
[ 245.540678][ T5648] ? gfs2_recover_set+0x240/0x240
[ 245.545906][ T5648] ? snprintf+0xe5/0x140
[ 245.550131][ T5648] ? __free_pages+0x95/0x1a0
[ 245.554711][ T5648] ? vscnprintf+0x80/0x80
[ 245.559034][ T5648] gfs2_fill_super+0x120f/0x1f00
[ 245.563997][ T5648] ? gfs2_reconfigure+0xd30/0xd30
[ 245.569025][ T5648] ? sb_set_blocksize+0xa5/0xe0
[ 245.573893][ T5648] get_tree_bdev+0x3f1/0x610
[ 245.578580][ T5648] ? gfs2_reconfigure+0xd30/0xd30
[ 245.583617][ T5648] gfs2_get_tree+0x4d/0x1e0
[ 245.588105][ T5648] vfs_get_tree+0x88/0x270
[ 245.592511][ T5648] do_new_mount+0x24a/0xa40
[ 245.597009][ T5648] __se_sys_mount+0x2e3/0x3d0
[ 245.601707][ T5648] ? __x64_sys_mount+0xc0/0xc0
[ 245.606548][ T5648] ? lockdep_hardirqs_on+0x94/0x140
[ 245.611837][ T5648] ? __x64_sys_mount+0x1c/0xc0
[ 245.616601][ T5648] do_syscall_64+0x4c/0xa0
[ 245.621016][ T5648] ? clear_bhb_loop+0x30/0x80
[ 245.625695][ T5648] ? clear_bhb_loop+0x30/0x80
[ 245.630356][ T5648] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 245.636235][ T5648] RIP: 0033:0x7fe8641faf4a
[ 245.640643][ T5648] 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
[ 245.660257][ T5648] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 245.668796][ T5648] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 245.676832][ T5648] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 245.684798][ T5648] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 245.692844][ T5648] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 245.700808][ T5648] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 245.708889][ T5648]
[ 245.713158][ T5648] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 245.726345][ T5648] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.105644][ T5650] loop1: detected capacity change from 0 to 32768
[ 246.168943][ T5650] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.176726][ T5650] CPU: 0 PID: 5650 Comm: syz.1.215 Not tainted syzkaller #0
[ 246.184032][ T5650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 246.194221][ T5650] Call Trace:
[ 246.197519][ T5650]
[ 246.200463][ T5650] dump_stack_lvl+0x188/0x250
[ 246.205159][ T5650] ? show_regs_print_info+0x20/0x20
[ 246.210375][ T5650] ? load_image+0x400/0x400
[ 246.214913][ T5650] sysfs_create_dir_ns+0x26a/0x290
[ 246.220047][ T5650] ? sysfs_warn_dup+0xa0/0xa0
[ 246.224747][ T5650] ? do_raw_spin_unlock+0x11d/0x230
[ 246.229964][ T5650] kobject_add_internal+0x6e0/0xd90
[ 246.235184][ T5650] kobject_init_and_add+0x128/0x190
[ 246.240399][ T5650] ? lockdep_softirqs_off+0x430/0x430
[ 246.245795][ T5650] ? kobject_add+0x230/0x230
[ 246.250402][ T5650] ? __init_swait_queue_head+0xa5/0x150
[ 246.256116][ T5650] gfs2_sys_fs_add+0x24f/0x4b0
[ 246.260868][ T5650] ? gfs2_recover_set+0x240/0x240
[ 246.265886][ T5650] ? snprintf+0xe5/0x140
[ 246.270109][ T5650] ? __free_pages+0x95/0x1a0
[ 246.274709][ T5650] ? vscnprintf+0x80/0x80
[ 246.279120][ T5650] gfs2_fill_super+0x120f/0x1f00
[ 246.284061][ T5650] ? gfs2_reconfigure+0xd30/0xd30
[ 246.289088][ T5650] ? sb_set_blocksize+0xa5/0xe0
[ 246.293928][ T5650] get_tree_bdev+0x3f1/0x610
[ 246.298505][ T5650] ? gfs2_reconfigure+0xd30/0xd30
[ 246.303544][ T5650] gfs2_get_tree+0x4d/0x1e0
[ 246.308130][ T5650] vfs_get_tree+0x88/0x270
[ 246.312547][ T5650] do_new_mount+0x24a/0xa40
[ 246.317044][ T5650] __se_sys_mount+0x2e3/0x3d0
[ 246.321797][ T5650] ? __x64_sys_mount+0xc0/0xc0
[ 246.326583][ T5650] ? lockdep_hardirqs_on+0x94/0x140
[ 246.331766][ T5650] ? __x64_sys_mount+0x1c/0xc0
[ 246.336591][ T5650] do_syscall_64+0x4c/0xa0
[ 246.340989][ T5650] ? clear_bhb_loop+0x30/0x80
[ 246.345652][ T5650] ? clear_bhb_loop+0x30/0x80
[ 246.350308][ T5650] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 246.356180][ T5650] RIP: 0033:0x7fe8641faf4a
[ 246.360575][ T5650] 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
[ 246.380343][ T5650] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 246.388750][ T5650] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 246.396710][ T5650] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 246.404690][ T5650] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 246.412844][ T5650] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 246.420811][ T5650] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 246.428791][ T5650]
[ 246.433086][ T5650] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 246.446537][ T5650] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 246.769893][ T5652] loop1: detected capacity change from 0 to 32768
[ 246.818098][ T5652] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 246.825511][ T5652] CPU: 0 PID: 5652 Comm: syz.1.216 Not tainted syzkaller #0
[ 246.832810][ T5652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 246.842880][ T5652] Call Trace:
[ 246.846171][ T5652]
[ 246.849206][ T5652] dump_stack_lvl+0x188/0x250
[ 246.853912][ T5652] ? show_regs_print_info+0x20/0x20
[ 246.859309][ T5652] ? load_image+0x400/0x400
[ 246.863848][ T5652] sysfs_create_dir_ns+0x26a/0x290
[ 246.869153][ T5652] ? sysfs_warn_dup+0xa0/0xa0
[ 246.873851][ T5652] ? do_raw_spin_unlock+0x11d/0x230
[ 246.879065][ T5652] kobject_add_internal+0x6e0/0xd90
[ 246.884459][ T5652] kobject_init_and_add+0x128/0x190
[ 246.889800][ T5652] ? lockdep_softirqs_off+0x430/0x430
[ 246.895189][ T5652] ? kobject_add+0x230/0x230
[ 246.899773][ T5652] ? __init_swait_queue_head+0xa5/0x150
[ 246.905304][ T5652] gfs2_sys_fs_add+0x24f/0x4b0
[ 246.910163][ T5652] ? gfs2_recover_set+0x240/0x240
[ 246.915169][ T5652] ? snprintf+0xe5/0x140
[ 246.919395][ T5652] ? __free_pages+0x95/0x1a0
[ 246.923980][ T5652] ? vscnprintf+0x80/0x80
[ 246.928428][ T5652] gfs2_fill_super+0x120f/0x1f00
[ 246.933385][ T5652] ? gfs2_reconfigure+0xd30/0xd30
[ 246.938520][ T5652] ? sb_set_blocksize+0xa5/0xe0
[ 246.943598][ T5652] get_tree_bdev+0x3f1/0x610
[ 246.948281][ T5652] ? gfs2_reconfigure+0xd30/0xd30
[ 246.953333][ T5652] gfs2_get_tree+0x4d/0x1e0
[ 246.957903][ T5652] vfs_get_tree+0x88/0x270
[ 246.962408][ T5652] do_new_mount+0x24a/0xa40
[ 246.966923][ T5652] __se_sys_mount+0x2e3/0x3d0
[ 246.971699][ T5652] ? __x64_sys_mount+0xc0/0xc0
[ 246.976458][ T5652] ? lockdep_hardirqs_on+0x94/0x140
[ 246.981653][ T5652] ? __x64_sys_mount+0x1c/0xc0
[ 246.986402][ T5652] do_syscall_64+0x4c/0xa0
[ 246.990971][ T5652] ? clear_bhb_loop+0x30/0x80
[ 246.995634][ T5652] ? clear_bhb_loop+0x30/0x80
[ 247.000333][ T5652] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.006215][ T5652] RIP: 0033:0x7fe8641faf4a
[ 247.010617][ T5652] 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
[ 247.030340][ T5652] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.038740][ T5652] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 247.046950][ T5652] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 247.055090][ T5652] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 247.063049][ T5652] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 247.071060][ T5652] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 247.079202][ T5652]
[ 247.088718][ T5652] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.102329][ T5652] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 247.407897][ T5654] loop1: detected capacity change from 0 to 32768
[ 247.465710][ T5654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 247.475246][ T5654] CPU: 0 PID: 5654 Comm: syz.1.217 Not tainted syzkaller #0
[ 247.482569][ T5654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 247.492726][ T5654] Call Trace:
[ 247.496022][ T5654]
[ 247.498961][ T5654] dump_stack_lvl+0x188/0x250
[ 247.503656][ T5654] ? show_regs_print_info+0x20/0x20
[ 247.508967][ T5654] ? load_image+0x400/0x400
[ 247.513498][ T5654] sysfs_create_dir_ns+0x26a/0x290
[ 247.518629][ T5654] ? sysfs_warn_dup+0xa0/0xa0
[ 247.523318][ T5654] ? do_raw_spin_unlock+0x11d/0x230
[ 247.528531][ T5654] kobject_add_internal+0x6e0/0xd90
[ 247.533752][ T5654] kobject_init_and_add+0x128/0x190
[ 247.538965][ T5654] ? lockdep_softirqs_off+0x430/0x430
[ 247.544628][ T5654] ? kobject_add+0x230/0x230
[ 247.549316][ T5654] ? __init_swait_queue_head+0xa5/0x150
[ 247.554874][ T5654] gfs2_sys_fs_add+0x24f/0x4b0
[ 247.559634][ T5654] ? gfs2_recover_set+0x240/0x240
[ 247.564662][ T5654] ? snprintf+0xe5/0x140
[ 247.568892][ T5654] ? __free_pages+0x95/0x1a0
[ 247.573564][ T5654] ? vscnprintf+0x80/0x80
[ 247.577906][ T5654] gfs2_fill_super+0x120f/0x1f00
[ 247.582950][ T5654] ? gfs2_reconfigure+0xd30/0xd30
[ 247.588087][ T5654] ? sb_set_blocksize+0xa5/0xe0
[ 247.592919][ T5654] get_tree_bdev+0x3f1/0x610
[ 247.597524][ T5654] ? gfs2_reconfigure+0xd30/0xd30
[ 247.602546][ T5654] gfs2_get_tree+0x4d/0x1e0
[ 247.607031][ T5654] vfs_get_tree+0x88/0x270
[ 247.611438][ T5654] do_new_mount+0x24a/0xa40
[ 247.615940][ T5654] __se_sys_mount+0x2e3/0x3d0
[ 247.620617][ T5654] ? __x64_sys_mount+0xc0/0xc0
[ 247.625375][ T5654] ? lockdep_hardirqs_on+0x94/0x140
[ 247.630745][ T5654] ? __x64_sys_mount+0x1c/0xc0
[ 247.635600][ T5654] do_syscall_64+0x4c/0xa0
[ 247.640003][ T5654] ? clear_bhb_loop+0x30/0x80
[ 247.644711][ T5654] ? clear_bhb_loop+0x30/0x80
[ 247.649394][ T5654] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 247.655288][ T5654] RIP: 0033:0x7fe8641faf4a
[ 247.659702][ T5654] 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
[ 247.679569][ T5654] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 247.687997][ T5654] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 247.695953][ T5654] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 247.704089][ T5654] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 247.712060][ T5654] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 247.720051][ T5654] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 247.728133][ T5654]
[ 247.732344][ T5654] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 247.745621][ T5654] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 248.082095][ T5656] loop1: detected capacity change from 0 to 32768
[ 248.142211][ T5656] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.160178][ T5656] CPU: 0 PID: 5656 Comm: syz.1.218 Not tainted syzkaller #0
[ 248.167509][ T5656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 248.177578][ T5656] Call Trace:
[ 248.180862][ T5656]
[ 248.183796][ T5656] dump_stack_lvl+0x188/0x250
[ 248.188601][ T5656] ? show_regs_print_info+0x20/0x20
[ 248.193913][ T5656] ? load_image+0x400/0x400
[ 248.198475][ T5656] sysfs_create_dir_ns+0x26a/0x290
[ 248.203623][ T5656] ? sysfs_warn_dup+0xa0/0xa0
[ 248.208314][ T5656] ? do_raw_spin_unlock+0x11d/0x230
[ 248.213533][ T5656] kobject_add_internal+0x6e0/0xd90
[ 248.218886][ T5656] kobject_init_and_add+0x128/0x190
[ 248.224113][ T5656] ? lockdep_softirqs_off+0x430/0x430
[ 248.229589][ T5656] ? kobject_add+0x230/0x230
[ 248.234318][ T5656] ? __init_swait_queue_head+0xa5/0x150
[ 248.239857][ T5656] gfs2_sys_fs_add+0x24f/0x4b0
[ 248.244699][ T5656] ? gfs2_recover_set+0x240/0x240
[ 248.249735][ T5656] ? snprintf+0xe5/0x140
[ 248.253971][ T5656] ? __free_pages+0x95/0x1a0
[ 248.258558][ T5656] ? vscnprintf+0x80/0x80
[ 248.263044][ T5656] gfs2_fill_super+0x120f/0x1f00
[ 248.267985][ T5656] ? gfs2_reconfigure+0xd30/0xd30
[ 248.273125][ T5656] ? sb_set_blocksize+0xa5/0xe0
[ 248.277957][ T5656] get_tree_bdev+0x3f1/0x610
[ 248.282618][ T5656] ? gfs2_reconfigure+0xd30/0xd30
[ 248.287711][ T5656] gfs2_get_tree+0x4d/0x1e0
[ 248.292195][ T5656] vfs_get_tree+0x88/0x270
[ 248.296589][ T5656] do_new_mount+0x24a/0xa40
[ 248.301164][ T5656] __se_sys_mount+0x2e3/0x3d0
[ 248.305841][ T5656] ? __x64_sys_mount+0xc0/0xc0
[ 248.310758][ T5656] ? lockdep_hardirqs_on+0x94/0x140
[ 248.315938][ T5656] ? __x64_sys_mount+0x1c/0xc0
[ 248.320786][ T5656] do_syscall_64+0x4c/0xa0
[ 248.325358][ T5656] ? clear_bhb_loop+0x30/0x80
[ 248.330041][ T5656] ? clear_bhb_loop+0x30/0x80
[ 248.334720][ T5656] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 248.340621][ T5656] RIP: 0033:0x7fe8641faf4a
[ 248.345050][ T5656] 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
[ 248.364694][ T5656] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 248.373196][ T5656] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 248.381159][ T5656] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 248.389136][ T5656] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 248.397100][ T5656] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 248.405138][ T5656] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 248.413176][ T5656]
[ 248.417862][ T5656] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 248.431708][ T5656] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:42:08 executed programs: 204
[ 248.744399][ T5658] loop1: detected capacity change from 0 to 32768
[ 248.830796][ T5658] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 248.840129][ T5658] CPU: 1 PID: 5658 Comm: syz.1.219 Not tainted syzkaller #0
[ 248.847882][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 248.858216][ T5658] Call Trace:
[ 248.861798][ T5658]
[ 248.865005][ T5658] dump_stack_lvl+0x188/0x250
[ 248.870426][ T5658] ? show_regs_print_info+0x20/0x20
[ 248.875654][ T5658] ? load_image+0x400/0x400
[ 248.880279][ T5658] sysfs_create_dir_ns+0x26a/0x290
[ 248.885630][ T5658] ? sysfs_warn_dup+0xa0/0xa0
[ 248.890491][ T5658] ? do_raw_spin_unlock+0x11d/0x230
[ 248.895681][ T5658] kobject_add_internal+0x6e0/0xd90
[ 248.901149][ T5658] kobject_init_and_add+0x128/0x190
[ 248.906511][ T5658] ? lockdep_softirqs_off+0x430/0x430
[ 248.912325][ T5658] ? kobject_add+0x230/0x230
[ 248.918093][ T5658] ? __init_swait_queue_head+0xa5/0x150
[ 248.923645][ T5658] gfs2_sys_fs_add+0x24f/0x4b0
[ 248.928457][ T5658] ? gfs2_recover_set+0x240/0x240
[ 248.933747][ T5658] ? snprintf+0xe5/0x140
[ 248.938149][ T5658] ? __free_pages+0x95/0x1a0
[ 248.943285][ T5658] ? vscnprintf+0x80/0x80
[ 248.947951][ T5658] gfs2_fill_super+0x120f/0x1f00
[ 248.953166][ T5658] ? gfs2_reconfigure+0xd30/0xd30
[ 248.958350][ T5658] ? sb_set_blocksize+0xa5/0xe0
[ 248.963427][ T5658] get_tree_bdev+0x3f1/0x610
[ 248.968321][ T5658] ? gfs2_reconfigure+0xd30/0xd30
[ 248.973702][ T5658] gfs2_get_tree+0x4d/0x1e0
[ 248.978648][ T5658] vfs_get_tree+0x88/0x270
[ 248.983483][ T5658] do_new_mount+0x24a/0xa40
[ 248.988328][ T5658] __se_sys_mount+0x2e3/0x3d0
[ 248.993138][ T5658] ? __x64_sys_mount+0xc0/0xc0
[ 248.998809][ T5658] ? lockdep_hardirqs_on+0x94/0x140
[ 249.004332][ T5658] ? __x64_sys_mount+0x1c/0xc0
[ 249.009215][ T5658] do_syscall_64+0x4c/0xa0
[ 249.013926][ T5658] ? clear_bhb_loop+0x30/0x80
[ 249.019433][ T5658] ? clear_bhb_loop+0x30/0x80
[ 249.024286][ T5658] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.031900][ T5658] RIP: 0033:0x7fe8641faf4a
[ 249.037714][ T5658] 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
[ 249.064761][ T5658] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.074366][ T5658] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 249.082861][ T5658] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 249.090927][ T5658] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 249.099358][ T5658] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 249.107766][ T5658] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 249.115841][ T5658]
[ 249.120366][ T5658] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.134163][ T5658] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 249.444830][ T5660] loop1: detected capacity change from 0 to 32768
[ 249.499948][ T5660] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 249.507758][ T5660] CPU: 0 PID: 5660 Comm: syz.1.220 Not tainted syzkaller #0
[ 249.515104][ T5660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 249.525172][ T5660] Call Trace:
[ 249.528465][ T5660]
[ 249.532060][ T5660] dump_stack_lvl+0x188/0x250
[ 249.536855][ T5660] ? show_regs_print_info+0x20/0x20
[ 249.542072][ T5660] ? load_image+0x400/0x400
[ 249.546695][ T5660] sysfs_create_dir_ns+0x26a/0x290
[ 249.552169][ T5660] ? sysfs_warn_dup+0xa0/0xa0
[ 249.556967][ T5660] ? do_raw_spin_unlock+0x11d/0x230
[ 249.562199][ T5660] kobject_add_internal+0x6e0/0xd90
[ 249.567433][ T5660] kobject_init_and_add+0x128/0x190
[ 249.572662][ T5660] ? lockdep_softirqs_off+0x430/0x430
[ 249.578056][ T5660] ? kobject_add+0x230/0x230
[ 249.582670][ T5660] ? __init_swait_queue_head+0xa5/0x150
[ 249.588233][ T5660] gfs2_sys_fs_add+0x24f/0x4b0
[ 249.593010][ T5660] ? gfs2_recover_set+0x240/0x240
[ 249.598165][ T5660] ? snprintf+0xe5/0x140
[ 249.602402][ T5660] ? __free_pages+0x95/0x1a0
[ 249.606984][ T5660] ? vscnprintf+0x80/0x80
[ 249.611400][ T5660] gfs2_fill_super+0x120f/0x1f00
[ 249.616613][ T5660] ? gfs2_reconfigure+0xd30/0xd30
[ 249.621650][ T5660] ? sb_set_blocksize+0xa5/0xe0
[ 249.626503][ T5660] get_tree_bdev+0x3f1/0x610
[ 249.631199][ T5660] ? gfs2_reconfigure+0xd30/0xd30
[ 249.636344][ T5660] gfs2_get_tree+0x4d/0x1e0
[ 249.640873][ T5660] vfs_get_tree+0x88/0x270
[ 249.645291][ T5660] do_new_mount+0x24a/0xa40
[ 249.650026][ T5660] __se_sys_mount+0x2e3/0x3d0
[ 249.654708][ T5660] ? __x64_sys_mount+0xc0/0xc0
[ 249.659583][ T5660] ? lockdep_hardirqs_on+0x94/0x140
[ 249.664797][ T5660] ? __x64_sys_mount+0x1c/0xc0
[ 249.669747][ T5660] do_syscall_64+0x4c/0xa0
[ 249.674175][ T5660] ? clear_bhb_loop+0x30/0x80
[ 249.679042][ T5660] ? clear_bhb_loop+0x30/0x80
[ 249.683724][ T5660] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 249.689611][ T5660] RIP: 0033:0x7fe8641faf4a
[ 249.694121][ T5660] 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
[ 249.713820][ T5660] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 249.722408][ T5660] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 249.730384][ T5660] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 249.738349][ T5660] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 249.746306][ T5660] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 249.754262][ T5660] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 249.762504][ T5660]
[ 249.766745][ T5660] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 249.780566][ T5660] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.090285][ T5662] loop1: detected capacity change from 0 to 32768
[ 250.168862][ T5662] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.178322][ T5662] CPU: 1 PID: 5662 Comm: syz.1.221 Not tainted syzkaller #0
[ 250.185857][ T5662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 250.196176][ T5662] Call Trace:
[ 250.199472][ T5662]
[ 250.202419][ T5662] dump_stack_lvl+0x188/0x250
[ 250.207124][ T5662] ? show_regs_print_info+0x20/0x20
[ 250.212342][ T5662] ? load_image+0x400/0x400
[ 250.216868][ T5662] sysfs_create_dir_ns+0x26a/0x290
[ 250.222034][ T5662] ? sysfs_warn_dup+0xa0/0xa0
[ 250.226702][ T5662] ? do_raw_spin_unlock+0x11d/0x230
[ 250.231904][ T5662] kobject_add_internal+0x6e0/0xd90
[ 250.237364][ T5662] kobject_init_and_add+0x128/0x190
[ 250.242761][ T5662] ? lockdep_softirqs_off+0x430/0x430
[ 250.248239][ T5662] ? kobject_add+0x230/0x230
[ 250.252963][ T5662] ? __init_swait_queue_head+0xa5/0x150
[ 250.258600][ T5662] gfs2_sys_fs_add+0x24f/0x4b0
[ 250.263477][ T5662] ? gfs2_recover_set+0x240/0x240
[ 250.268485][ T5662] ? snprintf+0xe5/0x140
[ 250.272717][ T5662] ? __free_pages+0x95/0x1a0
[ 250.277302][ T5662] ? vscnprintf+0x80/0x80
[ 250.281657][ T5662] gfs2_fill_super+0x120f/0x1f00
[ 250.286592][ T5662] ? gfs2_reconfigure+0xd30/0xd30
[ 250.291635][ T5662] ? sb_set_blocksize+0xa5/0xe0
[ 250.296566][ T5662] get_tree_bdev+0x3f1/0x610
[ 250.301253][ T5662] ? gfs2_reconfigure+0xd30/0xd30
[ 250.306291][ T5662] gfs2_get_tree+0x4d/0x1e0
[ 250.310784][ T5662] vfs_get_tree+0x88/0x270
[ 250.315318][ T5662] do_new_mount+0x24a/0xa40
[ 250.320131][ T5662] __se_sys_mount+0x2e3/0x3d0
[ 250.324832][ T5662] ? __x64_sys_mount+0xc0/0xc0
[ 250.329841][ T5662] ? lockdep_hardirqs_on+0x94/0x140
[ 250.335028][ T5662] ? __x64_sys_mount+0x1c/0xc0
[ 250.339959][ T5662] do_syscall_64+0x4c/0xa0
[ 250.344382][ T5662] ? clear_bhb_loop+0x30/0x80
[ 250.349041][ T5662] ? clear_bhb_loop+0x30/0x80
[ 250.353703][ T5662] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 250.359585][ T5662] RIP: 0033:0x7fe8641faf4a
[ 250.363987][ T5662] 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
[ 250.383885][ T5662] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 250.392313][ T5662] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 250.400494][ T5662] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 250.409301][ T5662] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 250.417703][ T5662] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 250.425979][ T5662] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 250.434817][ T5662]
[ 250.439133][ T5662] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 250.453738][ T5662] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 250.786794][ T5664] loop1: detected capacity change from 0 to 32768
[ 250.827058][ T5664] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 250.834480][ T5664] CPU: 0 PID: 5664 Comm: syz.1.222 Not tainted syzkaller #0
[ 250.841869][ T5664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 250.851940][ T5664] Call Trace:
[ 250.855238][ T5664]
[ 250.858186][ T5664] dump_stack_lvl+0x188/0x250
[ 250.862890][ T5664] ? show_regs_print_info+0x20/0x20
[ 250.868128][ T5664] ? load_image+0x400/0x400
[ 250.872709][ T5664] sysfs_create_dir_ns+0x26a/0x290
[ 250.877927][ T5664] ? sysfs_warn_dup+0xa0/0xa0
[ 250.882719][ T5664] ? do_raw_spin_unlock+0x11d/0x230
[ 250.888041][ T5664] kobject_add_internal+0x6e0/0xd90
[ 250.893370][ T5664] kobject_init_and_add+0x128/0x190
[ 250.898767][ T5664] ? lockdep_softirqs_off+0x430/0x430
[ 250.904260][ T5664] ? kobject_add+0x230/0x230
[ 250.908877][ T5664] ? __init_swait_queue_head+0xa5/0x150
[ 250.914447][ T5664] gfs2_sys_fs_add+0x24f/0x4b0
[ 250.919334][ T5664] ? gfs2_recover_set+0x240/0x240
[ 250.924557][ T5664] ? snprintf+0xe5/0x140
[ 250.928972][ T5664] ? __free_pages+0x95/0x1a0
[ 250.933749][ T5664] ? vscnprintf+0x80/0x80
[ 250.938089][ T5664] gfs2_fill_super+0x120f/0x1f00
[ 250.943213][ T5664] ? gfs2_reconfigure+0xd30/0xd30
[ 250.948528][ T5664] ? sb_set_blocksize+0xa5/0xe0
[ 250.953844][ T5664] get_tree_bdev+0x3f1/0x610
[ 250.958541][ T5664] ? gfs2_reconfigure+0xd30/0xd30
[ 250.964113][ T5664] gfs2_get_tree+0x4d/0x1e0
[ 250.968805][ T5664] vfs_get_tree+0x88/0x270
[ 250.974658][ T5664] do_new_mount+0x24a/0xa40
[ 250.979977][ T5664] __se_sys_mount+0x2e3/0x3d0
[ 250.986688][ T5664] ? __x64_sys_mount+0xc0/0xc0
[ 250.992367][ T5664] ? lockdep_hardirqs_on+0x94/0x140
[ 250.999549][ T5664] ? __x64_sys_mount+0x1c/0xc0
[ 251.005280][ T5664] do_syscall_64+0x4c/0xa0
[ 251.010966][ T5664] ? clear_bhb_loop+0x30/0x80
[ 251.016565][ T5664] ? clear_bhb_loop+0x30/0x80
[ 251.021244][ T5664] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 251.027138][ T5664] RIP: 0033:0x7fe8641faf4a
[ 251.031758][ T5664] 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
[ 251.052689][ T5664] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.061829][ T5664] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 251.070082][ T5664] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 251.078795][ T5664] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 251.086977][ T5664] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 251.095056][ T5664] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 251.103297][ T5664]
[ 251.108081][ T5664] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.121873][ T5664] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 251.455300][ T5666] loop1: detected capacity change from 0 to 32768
[ 251.541422][ T5666] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 251.548976][ T5666] CPU: 0 PID: 5666 Comm: syz.1.223 Not tainted syzkaller #0
[ 251.556371][ T5666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 251.566450][ T5666] Call Trace:
[ 251.569747][ T5666]
[ 251.572692][ T5666] dump_stack_lvl+0x188/0x250
[ 251.577579][ T5666] ? show_regs_print_info+0x20/0x20
[ 251.582790][ T5666] ? load_image+0x400/0x400
[ 251.587316][ T5666] sysfs_create_dir_ns+0x26a/0x290
[ 251.592439][ T5666] ? sysfs_warn_dup+0xa0/0xa0
[ 251.597112][ T5666] ? do_raw_spin_unlock+0x11d/0x230
[ 251.602389][ T5666] kobject_add_internal+0x6e0/0xd90
[ 251.607614][ T5666] kobject_init_and_add+0x128/0x190
[ 251.612807][ T5666] ? lockdep_softirqs_off+0x430/0x430
[ 251.618246][ T5666] ? kobject_add+0x230/0x230
[ 251.622841][ T5666] ? __init_swait_queue_head+0xa5/0x150
[ 251.628489][ T5666] gfs2_sys_fs_add+0x24f/0x4b0
[ 251.633280][ T5666] ? gfs2_recover_set+0x240/0x240
[ 251.638299][ T5666] ? snprintf+0xe5/0x140
[ 251.642531][ T5666] ? __free_pages+0x95/0x1a0
[ 251.647110][ T5666] ? vscnprintf+0x80/0x80
[ 251.651467][ T5666] gfs2_fill_super+0x120f/0x1f00
[ 251.656431][ T5666] ? gfs2_reconfigure+0xd30/0xd30
[ 251.661468][ T5666] ? sb_set_blocksize+0xa5/0xe0
[ 251.666339][ T5666] get_tree_bdev+0x3f1/0x610
[ 251.670931][ T5666] ? gfs2_reconfigure+0xd30/0xd30
[ 251.676040][ T5666] gfs2_get_tree+0x4d/0x1e0
[ 251.680548][ T5666] vfs_get_tree+0x88/0x270
[ 251.684980][ T5666] do_new_mount+0x24a/0xa40
[ 251.689470][ T5666] __se_sys_mount+0x2e3/0x3d0
[ 251.694711][ T5666] ? __x64_sys_mount+0xc0/0xc0
[ 251.699488][ T5666] ? lockdep_hardirqs_on+0x94/0x140
[ 251.704689][ T5666] ? __x64_sys_mount+0x1c/0xc0
[ 251.709456][ T5666] do_syscall_64+0x4c/0xa0
[ 251.714307][ T5666] ? clear_bhb_loop+0x30/0x80
[ 251.719250][ T5666] ? clear_bhb_loop+0x30/0x80
[ 251.724021][ T5666] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 251.730265][ T5666] RIP: 0033:0x7fe8641faf4a
[ 251.734680][ T5666] 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
[ 251.754887][ T5666] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 251.763297][ T5666] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 251.771362][ T5666] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 251.779323][ T5666] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 251.787284][ T5666] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 251.795325][ T5666] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 251.803555][ T5666]
[ 251.807977][ T5666] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 251.821766][ T5666] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.141809][ T5668] loop1: detected capacity change from 0 to 32768
[ 252.206507][ T5668] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.215120][ T5668] CPU: 1 PID: 5668 Comm: syz.1.224 Not tainted syzkaller #0
[ 252.223182][ T5668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 252.234748][ T5668] Call Trace:
[ 252.238298][ T5668]
[ 252.241505][ T5668] dump_stack_lvl+0x188/0x250
[ 252.247251][ T5668] ? show_regs_print_info+0x20/0x20
[ 252.252468][ T5668] ? load_image+0x400/0x400
[ 252.258567][ T5668] sysfs_create_dir_ns+0x26a/0x290
[ 252.263745][ T5668] ? sysfs_warn_dup+0xa0/0xa0
[ 252.268619][ T5668] ? do_raw_spin_unlock+0x11d/0x230
[ 252.274287][ T5668] kobject_add_internal+0x6e0/0xd90
[ 252.279512][ T5668] kobject_init_and_add+0x128/0x190
[ 252.284728][ T5668] ? lockdep_softirqs_off+0x430/0x430
[ 252.290355][ T5668] ? kobject_add+0x230/0x230
[ 252.294972][ T5668] ? __init_swait_queue_head+0xa5/0x150
[ 252.300508][ T5668] gfs2_sys_fs_add+0x24f/0x4b0
[ 252.305263][ T5668] ? gfs2_recover_set+0x240/0x240
[ 252.310318][ T5668] ? snprintf+0xe5/0x140
[ 252.314567][ T5668] ? __free_pages+0x95/0x1a0
[ 252.319153][ T5668] ? vscnprintf+0x80/0x80
[ 252.323518][ T5668] gfs2_fill_super+0x120f/0x1f00
[ 252.328471][ T5668] ? gfs2_reconfigure+0xd30/0xd30
[ 252.333498][ T5668] ? sb_set_blocksize+0xa5/0xe0
[ 252.338439][ T5668] get_tree_bdev+0x3f1/0x610
[ 252.343450][ T5668] ? gfs2_reconfigure+0xd30/0xd30
[ 252.348568][ T5668] gfs2_get_tree+0x4d/0x1e0
[ 252.353062][ T5668] vfs_get_tree+0x88/0x270
[ 252.357469][ T5668] do_new_mount+0x24a/0xa40
[ 252.362066][ T5668] __se_sys_mount+0x2e3/0x3d0
[ 252.367089][ T5668] ? __x64_sys_mount+0xc0/0xc0
[ 252.372195][ T5668] ? lockdep_hardirqs_on+0x94/0x140
[ 252.377406][ T5668] ? __x64_sys_mount+0x1c/0xc0
[ 252.382177][ T5668] do_syscall_64+0x4c/0xa0
[ 252.386578][ T5668] ? clear_bhb_loop+0x30/0x80
[ 252.391321][ T5668] ? clear_bhb_loop+0x30/0x80
[ 252.396224][ T5668] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 252.402211][ T5668] RIP: 0033:0x7fe8641faf4a
[ 252.406619][ T5668] 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
[ 252.426597][ T5668] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 252.435003][ T5668] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 252.442954][ T5668] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 252.450906][ T5668] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 252.458860][ T5668] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 252.466813][ T5668] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 252.474773][ T5668]
[ 252.479259][ T5668] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 252.492696][ T5668] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 252.826475][ T5670] loop1: detected capacity change from 0 to 32768
[ 252.844952][ T5670] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 252.852720][ T5670] CPU: 0 PID: 5670 Comm: syz.1.225 Not tainted syzkaller #0
[ 252.860421][ T5670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 252.870584][ T5670] Call Trace:
[ 252.873889][ T5670]
[ 252.876823][ T5670] dump_stack_lvl+0x188/0x250
[ 252.881513][ T5670] ? show_regs_print_info+0x20/0x20
[ 252.886981][ T5670] ? load_image+0x400/0x400
[ 252.891529][ T5670] sysfs_create_dir_ns+0x26a/0x290
[ 252.896659][ T5670] ? sysfs_warn_dup+0xa0/0xa0
[ 252.901550][ T5670] ? do_raw_spin_unlock+0x11d/0x230
[ 252.906860][ T5670] kobject_add_internal+0x6e0/0xd90
[ 252.912083][ T5670] kobject_init_and_add+0x128/0x190
[ 252.917392][ T5670] ? lockdep_softirqs_off+0x430/0x430
[ 252.922790][ T5670] ? kobject_add+0x230/0x230
[ 252.927417][ T5670] ? __init_swait_queue_head+0xa5/0x150
[ 252.932988][ T5670] gfs2_sys_fs_add+0x24f/0x4b0
[ 252.937850][ T5670] ? gfs2_recover_set+0x240/0x240
[ 252.942957][ T5670] ? snprintf+0xe5/0x140
[ 252.947190][ T5670] ? __free_pages+0x95/0x1a0
[ 252.951892][ T5670] ? vscnprintf+0x80/0x80
[ 252.956232][ T5670] gfs2_fill_super+0x120f/0x1f00
[ 252.961186][ T5670] ? gfs2_reconfigure+0xd30/0xd30
[ 252.966393][ T5670] ? sb_set_blocksize+0xa5/0xe0
[ 252.971248][ T5670] get_tree_bdev+0x3f1/0x610
[ 252.975857][ T5670] ? gfs2_reconfigure+0xd30/0xd30
[ 252.981262][ T5670] gfs2_get_tree+0x4d/0x1e0
[ 252.985849][ T5670] vfs_get_tree+0x88/0x270
[ 252.990259][ T5670] do_new_mount+0x24a/0xa40
[ 252.995428][ T5670] __se_sys_mount+0x2e3/0x3d0
[ 253.000485][ T5670] ? __x64_sys_mount+0xc0/0xc0
[ 253.005249][ T5670] ? lockdep_hardirqs_on+0x94/0x140
[ 253.010613][ T5670] ? __x64_sys_mount+0x1c/0xc0
[ 253.015727][ T5670] do_syscall_64+0x4c/0xa0
[ 253.020144][ T5670] ? clear_bhb_loop+0x30/0x80
[ 253.024908][ T5670] ? clear_bhb_loop+0x30/0x80
[ 253.029653][ T5670] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 253.035597][ T5670] RIP: 0033:0x7fe8641faf4a
[ 253.040010][ T5670] 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
[ 253.060134][ T5670] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.068557][ T5670] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 253.076555][ T5670] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 253.084611][ T5670] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 253.092578][ T5670] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 253.100558][ T5670] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 253.108679][ T5670]
[ 253.113074][ T5670] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.126482][ T5670] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 253.442982][ T5672] loop1: detected capacity change from 0 to 32768
[ 253.479649][ T5672] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 253.490268][ T5672] CPU: 0 PID: 5672 Comm: syz.1.226 Not tainted syzkaller #0
[ 253.497854][ T5672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 253.507981][ T5672] Call Trace:
[ 253.511275][ T5672]
[ 253.514218][ T5672] dump_stack_lvl+0x188/0x250
[ 253.518926][ T5672] ? show_regs_print_info+0x20/0x20
[ 253.524142][ T5672] ? load_image+0x400/0x400
[ 253.528676][ T5672] sysfs_create_dir_ns+0x26a/0x290
[ 253.533804][ T5672] ? sysfs_warn_dup+0xa0/0xa0
[ 253.538678][ T5672] ? do_raw_spin_unlock+0x11d/0x230
[ 253.543899][ T5672] kobject_add_internal+0x6e0/0xd90
[ 253.549122][ T5672] kobject_init_and_add+0x128/0x190
[ 253.554339][ T5672] ? lockdep_softirqs_off+0x430/0x430
[ 253.559830][ T5672] ? kobject_add+0x230/0x230
[ 253.564460][ T5672] ? __init_swait_queue_head+0xa5/0x150
[ 253.570041][ T5672] gfs2_sys_fs_add+0x24f/0x4b0
[ 253.575138][ T5672] ? gfs2_recover_set+0x240/0x240
[ 253.580254][ T5672] ? snprintf+0xe5/0x140
[ 253.584705][ T5672] ? __free_pages+0x95/0x1a0
[ 253.589294][ T5672] ? vscnprintf+0x80/0x80
[ 253.593617][ T5672] gfs2_fill_super+0x120f/0x1f00
[ 253.598632][ T5672] ? gfs2_reconfigure+0xd30/0xd30
[ 253.603749][ T5672] ? sb_set_blocksize+0xa5/0xe0
[ 253.608764][ T5672] get_tree_bdev+0x3f1/0x610
[ 253.613362][ T5672] ? gfs2_reconfigure+0xd30/0xd30
[ 253.618382][ T5672] gfs2_get_tree+0x4d/0x1e0
[ 253.622882][ T5672] vfs_get_tree+0x88/0x270
[ 253.627392][ T5672] do_new_mount+0x24a/0xa40
[ 253.631996][ T5672] __se_sys_mount+0x2e3/0x3d0
[ 253.636658][ T5672] ? __x64_sys_mount+0xc0/0xc0
[ 253.641409][ T5672] ? lockdep_hardirqs_on+0x94/0x140
[ 253.646596][ T5672] ? __x64_sys_mount+0x1c/0xc0
[ 253.651378][ T5672] do_syscall_64+0x4c/0xa0
[ 253.655781][ T5672] ? clear_bhb_loop+0x30/0x80
[ 253.660446][ T5672] ? clear_bhb_loop+0x30/0x80
[ 253.665121][ T5672] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 253.671171][ T5672] RIP: 0033:0x7fe8641faf4a
[ 253.675572][ T5672] 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
[ 253.695161][ T5672] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 253.703670][ T5672] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 253.711643][ T5672] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 253.719692][ T5672] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 253.727648][ T5672] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 253.735601][ T5672] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 253.743736][ T5672]
[ 253.748352][ T5672] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 253.761889][ T5672] gfs2: fsid=syz:syz: error -17 adding sysfs files
2026/05/22 15:42:14 executed programs: 212
[ 254.075236][ T5674] loop1: detected capacity change from 0 to 32768
[ 254.120864][ T5674] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.129163][ T5674] CPU: 1 PID: 5674 Comm: syz.1.227 Not tainted syzkaller #0
[ 254.136560][ T5674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 254.146727][ T5674] Call Trace:
[ 254.150109][ T5674]
[ 254.153138][ T5674] dump_stack_lvl+0x188/0x250
[ 254.157845][ T5674] ? show_regs_print_info+0x20/0x20
[ 254.163151][ T5674] ? load_image+0x400/0x400
[ 254.167700][ T5674] sysfs_create_dir_ns+0x26a/0x290
[ 254.172833][ T5674] ? sysfs_warn_dup+0xa0/0xa0
[ 254.177550][ T5674] ? do_raw_spin_unlock+0x11d/0x230
[ 254.182883][ T5674] kobject_add_internal+0x6e0/0xd90
[ 254.188191][ T5674] kobject_init_and_add+0x128/0x190
[ 254.193415][ T5674] ? lockdep_softirqs_off+0x430/0x430
[ 254.198926][ T5674] ? kobject_add+0x230/0x230
[ 254.203539][ T5674] ? __init_swait_queue_head+0xa5/0x150
[ 254.209093][ T5674] gfs2_sys_fs_add+0x24f/0x4b0
[ 254.214035][ T5674] ? gfs2_recover_set+0x240/0x240
[ 254.219176][ T5674] ? snprintf+0xe5/0x140
[ 254.223415][ T5674] ? __free_pages+0x95/0x1a0
[ 254.228005][ T5674] ? vscnprintf+0x80/0x80
[ 254.232344][ T5674] gfs2_fill_super+0x120f/0x1f00
[ 254.237272][ T5674] ? gfs2_reconfigure+0xd30/0xd30
[ 254.242381][ T5674] ? sb_set_blocksize+0xa5/0xe0
[ 254.247482][ T5674] get_tree_bdev+0x3f1/0x610
[ 254.252079][ T5674] ? gfs2_reconfigure+0xd30/0xd30
[ 254.257088][ T5674] gfs2_get_tree+0x4d/0x1e0
[ 254.261574][ T5674] vfs_get_tree+0x88/0x270
[ 254.265980][ T5674] do_new_mount+0x24a/0xa40
[ 254.270649][ T5674] __se_sys_mount+0x2e3/0x3d0
[ 254.275339][ T5674] ? __x64_sys_mount+0xc0/0xc0
[ 254.280259][ T5674] ? lockdep_hardirqs_on+0x94/0x140
[ 254.285614][ T5674] ? __x64_sys_mount+0x1c/0xc0
[ 254.290364][ T5674] do_syscall_64+0x4c/0xa0
[ 254.294824][ T5674] ? clear_bhb_loop+0x30/0x80
[ 254.299488][ T5674] ? clear_bhb_loop+0x30/0x80
[ 254.304154][ T5674] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 254.310034][ T5674] RIP: 0033:0x7fe8641faf4a
[ 254.314438][ T5674] 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
[ 254.334216][ T5674] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 254.342645][ T5674] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 254.350694][ T5674] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 254.358915][ T5674] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 254.366886][ T5674] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 254.374868][ T5674] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 254.382871][ T5674]
[ 254.387425][ T5674] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 254.400637][ T5674] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 254.732475][ T5676] loop1: detected capacity change from 0 to 32768
[ 254.790691][ T5676] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz'
[ 254.798380][ T5676] CPU: 0 PID: 5676 Comm: syz.1.228 Not tainted syzkaller #0
[ 254.805688][ T5676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 254.815856][ T5676] Call Trace:
[ 254.819319][ T5676]
[ 254.822263][ T5676] dump_stack_lvl+0x188/0x250
[ 254.826957][ T5676] ? show_regs_print_info+0x20/0x20
[ 254.832175][ T5676] ? load_image+0x400/0x400
[ 254.836863][ T5676] sysfs_create_dir_ns+0x26a/0x290
[ 254.842501][ T5676] ? sysfs_warn_dup+0xa0/0xa0
[ 254.847204][ T5676] ? do_raw_spin_unlock+0x11d/0x230
[ 254.852598][ T5676] kobject_add_internal+0x6e0/0xd90
[ 254.857822][ T5676] kobject_init_and_add+0x128/0x190
[ 254.863040][ T5676] ? lockdep_softirqs_off+0x430/0x430
[ 254.868433][ T5676] ? kobject_add+0x230/0x230
[ 254.873122][ T5676] ? __init_swait_queue_head+0xa5/0x150
[ 254.879224][ T5676] gfs2_sys_fs_add+0x24f/0x4b0
[ 254.884161][ T5676] ? gfs2_recover_set+0x240/0x240
[ 254.889177][ T5676] ? snprintf+0xe5/0x140
[ 254.893399][ T5676] ? __free_pages+0x95/0x1a0
[ 254.897977][ T5676] ? vscnprintf+0x80/0x80
[ 254.902344][ T5676] gfs2_fill_super+0x120f/0x1f00
[ 254.907292][ T5676] ? gfs2_reconfigure+0xd30/0xd30
[ 254.912304][ T5676] ? sb_set_blocksize+0xa5/0xe0
[ 254.917133][ T5676] get_tree_bdev+0x3f1/0x610
[ 254.921702][ T5676] ? gfs2_reconfigure+0xd30/0xd30
[ 254.926717][ T5676] gfs2_get_tree+0x4d/0x1e0
[ 254.931749][ T5676] vfs_get_tree+0x88/0x270
[ 254.936167][ T5676] do_new_mount+0x24a/0xa40
[ 254.940762][ T5676] __se_sys_mount+0x2e3/0x3d0
[ 254.945433][ T5676] ? __x64_sys_mount+0xc0/0xc0
[ 254.947265][ T27] INFO: task syz-executor:5099 blocked for more than 143 seconds.
[ 254.950286][ T5676] ? lockdep_hardirqs_on+0x94/0x140
[ 254.960312][ T27] Not tainted syzkaller #0
[ 254.963702][ T5676] ? __x64_sys_mount+0x1c/0xc0
[ 254.968801][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 254.973842][ T5676] do_syscall_64+0x4c/0xa0
[ 254.984544][ T27] task:syz-executor state:D
[ 254.988544][ T5676] ? clear_bhb_loop+0x30/0x80
[ 254.988572][ T5676] ? clear_bhb_loop+0x30/0x80
[ 254.994967][ T27] stack:21840 pid: 5099 ppid: 1 flags:0x00004004
[ 255.000014][ T5676] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 255.000044][ T5676] RIP: 0033:0x7fe8641faf4a
[ 255.000061][ T5676] 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
[ 255.000074][ T5676] RSP: 002b:00007fe86385ce58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[ 255.000094][ T5676] RAX: ffffffffffffffda RBX: 00007fe86385cee0 RCX: 00007fe8641faf4a
[ 255.000105][ T5676] RDX: 00002000000002c0 RSI: 0000200000000100 RDI: 00007fe86385cea0
[ 255.000117][ T5676] RBP: 00002000000002c0 R08: 00007fe86385cee0 R09: 0000000000008c9b
[ 255.000127][ T5676] R10: 0000000000008c9b R11: 0000000000000246 R12: 0000200000000100
[ 255.000138][ T5676] R13: 00007fe86385cea0 R14: 0000000000012760 R15: 0000200000000400
[ 255.000163][ T5676]
[ 255.004973][ T5676] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory.
[ 255.009749][ T27] Call Trace:
[ 255.013965][ T5676] gfs2: fsid=syz:syz: error -17 adding sysfs files
[ 255.019968][ T27]
[ 255.124487][ T27] __schedule+0x11ef/0x43c0
[ 255.129477][ T27] ? lockdep_hardirqs_on+0x94/0x140
[ 255.134965][ T27] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 255.141964][ T27] ? _raw_spin_unlock+0x40/0x40
[ 255.147287][ T27] ? release_firmware_map_entry+0x190/0x190
[ 255.153345][ T27] ? __mod_timer+0x91e/0xd00
[ 255.158271][ T27] schedule+0x11b/0x1e0
[ 255.163593][ T27] schedule_timeout+0x184/0x2d0
[ 255.168648][ T27] ? console_conditional_schedule+0x40/0x40
[ 255.174840][ T27] ? update_process_times+0x200/0x200
[ 255.181068][ T27] ? prepare_to_wait_event+0x42c/0x460
[ 255.186550][ T27] gfs2_gl_hash_clear+0x1ab/0x2f0
[ 255.191873][ T27] ? thaw_glock+0x150/0x150
[ 255.196492][ T27] ? gfs2_jindex_free+0x3de/0x450
[ 255.201574][ T27] ? init_wait_entry+0xd0/0xd0
[ 255.206438][ T27] ? gfs2_setbit+0x5a0/0x5a0
[ 255.211134][ T27] gfs2_put_super+0x769/0x7d0
[ 255.215821][ T27] ? gfs2_evict_inode+0x1240/0x1240
[ 255.221085][ T27] generic_shutdown_super+0x130/0x300
[ 255.226548][ T27] kill_block_super+0x7c/0xe0
[ 255.231620][ T27] deactivate_locked_super+0x93/0xf0
[ 255.237170][ T27] cleanup_mnt+0x42d/0x4e0
[ 255.241617][ T27] ? lockdep_hardirqs_on+0x94/0x140
[ 255.247271][ T27] task_work_run+0x125/0x1a0
[ 255.251992][ T27] exit_to_user_mode_loop+0x10f/0x130
[ 255.257590][ T27] exit_to_user_mode_prepare+0xee/0x180
[ 255.263233][ T27] syscall_exit_to_user_mode+0x16/0x40
[ 255.269017][ T27] do_syscall_64+0x58/0xa0
[ 255.273881][ T27] ? clear_bhb_loop+0x30/0x80
[ 255.278719][ T27] ? clear_bhb_loop+0x30/0x80
[ 255.283455][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 255.289591][ T27] RIP: 0033:0x7faa2c0c1f17
[ 255.294201][ T27] RSP: 002b:00007ffeba3aef68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 255.303331][ T27] RAX: 0000000000000000 RBX: 00007faa2c12a71f RCX: 00007faa2c0c1f17
[ 255.311479][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffeba3af020
[ 255.319686][ T27] RBP: 00007ffeba3af020 R08: 00007ffeba3b0020 R09: 00000000ffffffff
[ 255.327726][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffeba3b00b0
[ 255.335733][ T27] R13: 00007faa2c12a71f R14: 0000000000018cb2 R15: 00007ffeba3b00f0
[ 255.344277][ T27]
[ 255.347750][ T27]
[ 255.347750][ T27] Showing all locks held in the system:
[ 255.355512][ T27] 1 lock held by khungtaskd/27:
[ 255.360810][ T27] #0: ffffffff8c31f320 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 255.370562][ T27] 2 locks held by kworker/u4:3/156:
[ 255.376047][ T27] #0: ffff8880b903a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[ 255.386251][ T27] #1: ffff8880b9027888 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x4fe/0x7d0
[ 255.397942][ T27] 2 locks held by getty/3946:
[ 255.402655][ T27] #0: ffff88802c29d098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 255.412821][ T27] #1: ffffc900025e62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5df/0x1a70
[ 255.423175][ T27] 1 lock held by syz-executor/5099:
[ 255.428919][ T27] #0: ffff88801ea520e0 (&type->s_umount_key#54){++++}-{3:3}, at: deactivate_super+0xa0/0xd0
[ 255.439268][ T27] 2 locks held by syz.1.228/5676:
[ 255.444280][ T27] #0: ffff888020466118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xf9/0x7d0
[ 255.454011][ T27] #1: ffff888020801468 (&lo->lo_mutex){+.+.}-{3:3}, at: lo_release+0x4d/0x1f0
[ 255.463453][ T27]
[ 255.465815][ T27] =============================================
[ 255.465815][ T27]
[ 255.474665][ T27] NMI backtrace for cpu 1
[ 255.479061][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 255.486242][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 255.496280][ T27] Call Trace:
[ 255.499727][ T27]
[ 255.502643][ T27] dump_stack_lvl+0x188/0x250
[ 255.507575][ T27] ? show_regs_print_info+0x20/0x20
[ 255.512782][ T27] ? load_image+0x400/0x400
[ 255.517360][ T27] ? tick_nohz_tick_stopped+0x7b/0xb0
[ 255.522909][ T27] ? nmi_cpu_backtrace+0x1b2/0x3d0
[ 255.528024][ T27] nmi_cpu_backtrace+0x3a2/0x3d0
[ 255.532968][ T27] ? nmi_trigger_cpumask_backtrace+0x280/0x280
[ 255.539218][ T27] ? _printk+0xda/0x130
[ 255.543536][ T27] ? load_image+0x400/0x400
[ 255.548030][ T27] ? load_image+0x400/0x400
[ 255.552535][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 255.558592][ T27] nmi_trigger_cpumask_backtrace+0x163/0x280
[ 255.564558][ T27] watchdog+0xe0f/0xe50
[ 255.568725][ T27] kthread+0x436/0x520
[ 255.573064][ T27] ? hungtask_pm_notify+0x40/0x40
[ 255.578073][ T27] ? kthread_blkcg+0xd0/0xd0
[ 255.582649][ T27] ret_from_fork+0x1f/0x30
[ 255.587061][ T27]
[ 255.590090][ T1422] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.590587][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 255.596368][ T1422] ieee802154 phy1 wpan1: encryption failed: -22
[ 255.601978][ C0] NMI backtrace for cpu 0
[ 255.601989][ C0] CPU: 0 PID: 1422 Comm: aoe_tx0 Not tainted syzkaller #0
[ 255.602005][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 255.602014][ C0] RIP: 0010:io_serial_in+0x73/0xb0
[ 255.602036][ C0] Code: e8 82 6f 29 fd 44 89 f9 d3 e3 49 83 c6 40 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 33 8e 6e fd 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f c3 44 89 f9 80 e1 07 38 c1 7c aa 4c
[ 255.602049][ C0] RSP: 0018:ffffc900056970d0 EFLAGS: 00000002
[ 255.602064][ C0] RAX: 1ffffffff2cc0700 RBX: 00000000000003fd RCX: 0000000000000000
[ 255.602075][ C0] RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000020
[ 255.602086][ C0] RBP: 0000000000000020 R08: 0000000000000003 R09: 0000000000000004
[ 255.602096][ C0] R10: dffffc0000000000 R11: fffff52000ad2e10 R12: dffffc0000000000
[ 255.602108][ C0] R13: ffffffff96603ae8 R14: ffffffff96603880 R15: 0000000000000000
[ 255.602119][ C0] FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
[ 255.602134][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 255.602146][ C0] CR2: 00007fa84ef31000 CR3: 000000002397e000 CR4: 00000000003506f0
[ 255.602160][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 255.602170][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 255.602181][ C0] Call Trace:
[ 255.602186][ C0]
[ 255.602194][ C0] wait_for_xmitr+0xe9/0x260
[ 255.602211][ C0] ? _raw_spin_lock_irqsave+0xbc/0x100
[ 255.602230][ C0] serial8250_console_putchar+0x1a/0x50
[ 255.602247][ C0] uart_console_write+0xaa/0x100
[ 255.602270][ C0] ? serial8250_console_write+0x1000/0x1000
[ 255.602288][ C0] serial8250_console_write+0xc46/0x1000
[ 255.602312][ C0] ? serial8250_set_defaults+0x600/0x600
[ 255.602330][ C0] ? read_lock_is_recursive+0x10/0x10
[ 255.602348][ C0] ? do_raw_spin_lock+0x128/0x2f0
[ 255.602364][ C0] ? __rwlock_init+0x140/0x140
[ 255.602379][ C0] ? do_raw_spin_unlock+0x11d/0x230
[ 255.602396][ C0] console_unlock+0xb9a/0x1120
[ 255.602414][ C0] ? console_trylock_spinning+0x370/0x370
[ 255.602431][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 255.602450][ C0] ? read_lock_is_recursive+0x10/0x10
[ 255.602469][ C0] ? console_trylock_spinning+0x2f9/0x370
[ 255.602487][ C0] ? vprintk_emit+0x150/0x150
[ 255.602500][ C0] ? snprintf+0xe5/0x140
[ 255.602516][ C0] ? vscnprintf+0x80/0x80
[ 255.602533][ C0] vprintk_emit+0xc0/0x150
[ 255.602548][ C0] dev_vprintk_emit+0x2e1/0x380
[ 255.602566][ C0] ? _dev_info+0x170/0x170
[ 255.602587][ C0] dev_printk_emit+0xeb/0x140
[ 255.602606][ C0] ? dev_vprintk_emit+0x380/0x380
[ 255.602621][ C0] ? ieee802154_hdr_pull+0xba/0x1020
[ 255.602638][ C0] ? skb_pull+0x8f/0x130
[ 255.602656][ C0] ? ieee802154_hdr_pull+0x983/0x1020
[ 255.602674][ C0] __netdev_printk+0x2ef/0x3d0
[ 255.602695][ C0] netdev_warn+0x11b/0x170
[ 255.602709][ C0] ? rcu_lock_release+0x20/0x20
[ 255.602728][ C0] ? netdev_crit+0x170/0x170
[ 255.602742][ C0] ? netif_skb_features+0x833/0xbc0
[ 255.602763][ C0] ieee802154_subif_start_xmit+0xbd/0x100
[ 255.602782][ C0] dev_hard_start_xmit+0x2a5/0x7e0
[ 255.602804][ C0] sch_direct_xmit+0x25a/0x4b0
[ 255.602822][ C0] ? mrp_pdu_append_vecattr_event+0x1590/0x1590
[ 255.602843][ C0] __dev_queue_xmit+0x179f/0x2f80
[ 255.602865][ C0] ? dev_queue_xmit+0x20/0x20
[ 255.602882][ C0] ? lockdep_hardirqs_on_prepare+0x409/0x770
[ 255.602900][ C0] ? lock_chain_count+0x20/0x20
[ 255.602917][ C0] ? _raw_spin_lock_irq+0xb7/0xf0
[ 255.602933][ C0] ? _raw_spin_unlock_irq+0x1f/0x40
[ 255.602947][ C0] ? lockdep_hardirqs_on+0x94/0x140
[ 255.602964][ C0] tx+0x65/0x160
[ 255.602979][ C0] ? aoenet_xmit+0x190/0x190
[ 255.602993][ C0] kthread+0x1e2/0x3f0
[ 255.603010][ C0] ? aoe_ktstart+0x130/0x130
[ 255.603024][ C0] ? _raw_spin_unlock_irqrestore+0x82/0x120
[ 255.603039][ C0] ? sched_dynamic_update+0x210/0x210
[ 255.603059][ C0] ? _raw_spin_unlock_irqrestore+0xc1/0x120
[ 255.603075][ C0] ? __kthread_parkme+0x157/0x1b0
[ 255.603092][ C0] kthread+0x436/0x520
[ 255.603105][ C0] ? aoe_ktstart+0x130/0x130
[ 255.603118][ C0] ? kthread_blkcg+0xd0/0xd0
[ 255.603133][ C0] ret_from_fork+0x1f/0x30
[ 255.603156][ C0]
[ 255.611799][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 256.039360][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
[ 256.046966][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 256.057224][ T27] Call Trace:
[ 256.060592][ T27]
[ 256.063507][ T27] dump_stack_lvl+0x188/0x250
[ 256.068171][ T27] ? show_regs_print_info+0x20/0x20
[ 256.073375][ T27] ? load_image+0x400/0x400
[ 256.078092][ T27] panic+0x2e5/0x810
[ 256.082328][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 256.088990][ T27] ? bpf_jit_dump+0xd0/0xd0
[ 256.093783][ T27] ? __irq_work_queue_local+0x12c/0x190
[ 256.099692][ T27] ? nmi_trigger_cpumask_backtrace+0x260/0x280
[ 256.105851][ T27] watchdog+0xe4e/0xe50
[ 256.110100][ T27] kthread+0x436/0x520
[ 256.114185][ T27] ? hungtask_pm_notify+0x40/0x40
[ 256.119202][ T27] ? kthread_blkcg+0xd0/0xd0
[ 256.123785][ T27] ret_from_fork+0x1f/0x30
[ 256.128198][ T27]
[ 256.131571][ T27] Kernel Offset: disabled
[ 256.136183][ T27] Rebooting in 86400 seconds..