jid=0: Looking at journal... [ 415.323986][T13538] CPU: 1 UID: 0 PID: 13538 Comm: syz.3.1556 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 415.326288][T13538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 415.328387][T13538] Call trace: [ 415.329073][T13538] dump_backtrace+0x1b8/0x1e4 [ 415.330123][T13538] show_stack+0x2c/0x3c [ 415.331049][T13538] dump_stack_lvl+0xe4/0x150 [ 415.332026][T13538] dump_stack+0x1c/0x28 [ 415.333000][T13538] sysfs_create_dir_ns+0x278/0x318 [ 415.334134][T13538] kobject_add_internal+0x598/0xb04 [ 415.335226][T13538] kobject_init_and_add+0x130/0x1a0 [ 415.336262][T13538] gfs2_sys_fs_add+0x1f8/0x3f4 [ 415.337249][T13538] gfs2_fill_super+0xe1c/0x1fac [ 415.338371][T13538] get_tree_bdev+0x320/0x470 [ 415.339425][T13538] gfs2_get_tree+0x54/0x1b4 [ 415.340420][T13538] vfs_get_tree+0x90/0x28c [ 415.341532][T13538] do_new_mount+0x278/0x900 [ 415.342553][T13538] path_mount+0x590/0xe04 [ 415.343385][T13538] __arm64_sys_mount+0x45c/0x5a8 [ 415.344429][T13538] invoke_syscall+0x98/0x2b8 [ 415.345394][T13538] el0_svc_common+0x130/0x23c [ 415.346337][T13538] do_el0_svc+0x48/0x58 [ 415.347248][T13538] el0_svc+0x54/0x168 [ 415.348074][T13538] el0t_64_sync_handler+0x84/0x108 [ 415.349215][T13538] el0t_64_sync+0x190/0x194 [ 415.356961][T13538] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 415.372582][T13538] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 415.396558][ T1744] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 82ms [ 415.398167][ T1744] gfs2: fsid=syz:syz.0: jid=0: Done [ 415.399264][T13543] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 415.447642][T13542] loop1: detected capacity change from 0 to 32768 [ 415.468556][T13542] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 415.493308][T13542] CPU: 1 UID: 0 PID: 13542 Comm: syz.1.1558 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 415.495382][T13542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 415.497501][T13542] Call trace: [ 415.498265][T13542] dump_backtrace+0x1b8/0x1e4 [ 415.499196][T13542] show_stack+0x2c/0x3c [ 415.500177][T13542] dump_stack_lvl+0xe4/0x150 [ 415.501145][T13542] dump_stack+0x1c/0x28 [ 415.502070][T13542] sysfs_create_dir_ns+0x278/0x318 [ 415.503253][T13542] kobject_add_internal+0x598/0xb04 [ 415.504339][T13542] kobject_init_and_add+0x130/0x1a0 [ 415.505480][T13542] gfs2_sys_fs_add+0x1f8/0x3f4 [ 415.506576][T13542] gfs2_fill_super+0xe1c/0x1fac [ 415.507588][T13542] get_tree_bdev+0x320/0x470 [ 415.508491][T13542] gfs2_get_tree+0x54/0x1b4 [ 415.509403][T13542] vfs_get_tree+0x90/0x28c [ 415.510007][T13545] loop4: detected capacity change from 0 to 32768 [ 415.510290][T13542] do_new_mount+0x278/0x900 [ 415.510308][T13542] path_mount+0x590/0xe04 [ 415.510321][T13542] __arm64_sys_mount+0x45c/0x5a8 [ 415.514576][T13542] invoke_syscall+0x98/0x2b8 [ 415.515531][T13542] el0_svc_common+0x130/0x23c [ 415.516493][T13542] do_el0_svc+0x48/0x58 [ 415.517373][T13542] el0_svc+0x54/0x168 [ 415.518225][T13542] el0t_64_sync_handler+0x84/0x108 [ 415.519446][T13542] el0t_64_sync+0x190/0x194 [ 415.535116][T13545] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 415.536710][T13545] CPU: 1 UID: 0 PID: 13545 Comm: syz.4.1559 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 415.538932][T13545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 415.540940][T13545] Call trace: [ 415.541612][T13545] dump_backtrace+0x1b8/0x1e4 [ 415.542596][T13545] show_stack+0x2c/0x3c [ 415.543507][T13545] dump_stack_lvl+0xe4/0x150 [ 415.544509][T13545] dump_stack+0x1c/0x28 [ 415.545345][T13545] sysfs_create_dir_ns+0x278/0x318 [ 415.546401][T13542] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 415.546520][T13545] kobject_add_internal+0x598/0xb04 [ 415.549597][T13542] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 415.550456][T13545] kobject_init_and_add+0x130/0x1a0 [ 415.553020][T13545] gfs2_sys_fs_add+0x1f8/0x3f4 [ 415.554066][T13545] gfs2_fill_super+0xe1c/0x1fac [ 415.555203][T13545] get_tree_bdev+0x320/0x470 [ 415.556146][T13545] gfs2_get_tree+0x54/0x1b4 [ 415.557135][T13545] vfs_get_tree+0x90/0x28c [ 415.558071][T13545] do_new_mount+0x278/0x900 [ 415.559081][T13545] path_mount+0x590/0xe04 [ 415.560060][T13545] __arm64_sys_mount+0x45c/0x5a8 [ 415.561086][T13545] invoke_syscall+0x98/0x2b8 [ 415.562023][T13545] el0_svc_common+0x130/0x23c [ 415.563015][T13545] do_el0_svc+0x48/0x58 [ 415.563878][T13545] el0_svc+0x54/0x168 [ 415.564792][T13545] el0t_64_sync_handler+0x84/0x108 [ 415.566139][T13545] el0t_64_sync+0x190/0x194 [ 415.584924][T13545] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 415.597106][T13545] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 415.767448][T13553] loop3: detected capacity change from 0 to 32768 [ 415.789323][T13553] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 415.790937][T13553] CPU: 1 UID: 0 PID: 13553 Comm: syz.3.1560 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 415.793139][T13553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 415.795130][T13553] Call trace: [ 415.795815][T13553] dump_backtrace+0x1b8/0x1e4 [ 415.796775][T13553] show_stack+0x2c/0x3c [ 415.797595][T13553] dump_stack_lvl+0xe4/0x150 [ 415.798534][T13553] dump_stack+0x1c/0x28 [ 415.799411][T13553] sysfs_create_dir_ns+0x278/0x318 [ 415.800482][T13553] kobject_add_internal+0x598/0xb04 [ 415.801528][T13553] kobject_init_and_add+0x130/0x1a0 [ 415.802648][T13553] gfs2_sys_fs_add+0x1f8/0x3f4 [ 415.803681][T13553] gfs2_fill_super+0xe1c/0x1fac [ 415.804685][T13553] get_tree_bdev+0x320/0x470 [ 415.805712][T13553] gfs2_get_tree+0x54/0x1b4 [ 415.806615][T13553] vfs_get_tree+0x90/0x28c [ 415.807567][T13553] do_new_mount+0x278/0x900 [ 415.808593][T13553] path_mount+0x590/0xe04 [ 415.809539][T13553] __arm64_sys_mount+0x45c/0x5a8 [ 415.810649][T13553] invoke_syscall+0x98/0x2b8 [ 415.811586][T13553] el0_svc_common+0x130/0x23c [ 415.812560][T13553] do_el0_svc+0x48/0x58 [ 415.813484][T13553] el0_svc+0x54/0x168 [ 415.814284][T13553] el0t_64_sync_handler+0x84/0x108 [ 415.815419][T13553] el0t_64_sync+0x190/0x194 [ 415.822880][T13553] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 415.825827][T13553] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 416.265396][T13569] loop2: detected capacity change from 0 to 32768 [ 416.292832][T13569] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 416.295261][T13569] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 416.300651][T13569] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 416.310811][ T10] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 416.318869][ T10] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 416.425784][T13562] loop0: detected capacity change from 0 to 32768 [ 416.430128][T13562] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 416.431722][T13562] CPU: 1 UID: 0 PID: 13562 Comm: syz.0.1563 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 416.433949][T13562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 416.436070][T13562] Call trace: [ 416.436785][T13562] dump_backtrace+0x1b8/0x1e4 [ 416.437793][T13562] show_stack+0x2c/0x3c [ 416.438647][T13562] dump_stack_lvl+0xe4/0x150 [ 416.439656][T13562] dump_stack+0x1c/0x28 [ 416.440633][T13562] sysfs_create_dir_ns+0x278/0x318 [ 416.441697][T13562] kobject_add_internal+0x598/0xb04 [ 416.442748][T13562] kobject_init_and_add+0x130/0x1a0 [ 416.443823][T13562] gfs2_sys_fs_add+0x1f8/0x3f4 [ 416.444737][T13562] gfs2_fill_super+0xe1c/0x1fac [ 416.445808][T13562] get_tree_bdev+0x320/0x470 [ 416.446748][T13562] gfs2_get_tree+0x54/0x1b4 [ 416.447682][T13562] vfs_get_tree+0x90/0x28c [ 416.448647][T13562] do_new_mount+0x278/0x900 [ 416.449661][T13562] path_mount+0x590/0xe04 [ 416.450676][T13562] __arm64_sys_mount+0x45c/0x5a8 [ 416.451744][T13562] invoke_syscall+0x98/0x2b8 [ 416.452766][T13562] el0_svc_common+0x130/0x23c [ 416.453826][T13562] do_el0_svc+0x48/0x58 [ 416.454701][T13562] el0_svc+0x54/0x168 [ 416.455461][T13562] el0t_64_sync_handler+0x84/0x108 [ 416.456505][T13562] el0t_64_sync+0x190/0x194 [ 416.457570][T13562] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 416.460318][T13562] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 416.482444][ T10] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 163ms [ 416.495452][ T10] gfs2: fsid=syz:syz.0: jid=0: Done [ 416.501328][T13569] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 417.110857][T13577] loop0: detected capacity change from 0 to 32768 [ 417.141431][T13577] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 417.146674][T13577] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 417.156818][T13577] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 417.167599][ T10] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 417.173893][ T10] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 417.283467][T13581] loop4: detected capacity change from 0 to 32768 [ 417.292686][T13581] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 417.294606][T13581] CPU: 1 UID: 0 PID: 13581 Comm: syz.4.1569 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 417.296962][T13581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 417.299053][T13581] Call trace: [ 417.299702][T13581] dump_backtrace+0x1b8/0x1e4 [ 417.299989][ T10] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 126ms [ 417.300723][T13581] show_stack+0x2c/0x3c [ 417.300739][T13581] dump_stack_lvl+0xe4/0x150 [ 417.304097][T13581] dump_stack+0x1c/0x28 [ 417.304876][T13581] sysfs_create_dir_ns+0x278/0x318 [ 417.305898][T13581] kobject_add_internal+0x598/0xb04 [ 417.307086][T13581] kobject_init_and_add+0x130/0x1a0 [ 417.308103][T13581] gfs2_sys_fs_add+0x1f8/0x3f4 [ 417.309141][T13581] gfs2_fill_super+0xe1c/0x1fac [ 417.310272][T13581] get_tree_bdev+0x320/0x470 [ 417.311329][T13581] gfs2_get_tree+0x54/0x1b4 [ 417.311653][ T10] gfs2: fsid=syz:syz.0: jid=0: Done [ 417.312373][T13581] vfs_get_tree+0x90/0x28c [ 417.314437][T13581] do_new_mount+0x278/0x900 [ 417.315367][T13581] path_mount+0x590/0xe04 [ 417.316180][T13581] __arm64_sys_mount+0x45c/0x5a8 [ 417.317218][T13581] invoke_syscall+0x98/0x2b8 [ 417.318159][T13581] el0_svc_common+0x130/0x23c [ 417.319275][T13581] do_el0_svc+0x48/0x58 [ 417.320132][T13581] el0_svc+0x54/0x168 [ 417.321001][T13581] el0t_64_sync_handler+0x84/0x108 [ 417.322113][T13581] el0t_64_sync+0x190/0x194 [ 417.324725][T13581] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 417.327907][T13581] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 417.329879][T13577] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 417.373576][T13579] loop1: detected capacity change from 0 to 32768 [ 417.398442][T13579] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 417.413379][T13579] CPU: 0 UID: 0 PID: 13579 Comm: syz.1.1567 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 417.415639][T13579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 417.417602][T13579] Call trace: [ 417.418276][T13579] dump_backtrace+0x1b8/0x1e4 [ 417.419279][T13579] show_stack+0x2c/0x3c [ 417.420038][T13579] dump_stack_lvl+0xe4/0x150 [ 417.421008][T13579] dump_stack+0x1c/0x28 [ 417.421842][T13579] sysfs_create_dir_ns+0x278/0x318 [ 417.423022][T13579] kobject_add_internal+0x598/0xb04 [ 417.424141][T13579] kobject_init_and_add+0x130/0x1a0 [ 417.425232][T13579] gfs2_sys_fs_add+0x1f8/0x3f4 [ 417.426362][T13579] gfs2_fill_super+0xe1c/0x1fac [ 417.427412][T13579] get_tree_bdev+0x320/0x470 [ 417.428437][T13579] gfs2_get_tree+0x54/0x1b4 [ 417.429335][T13579] vfs_get_tree+0x90/0x28c [ 417.430295][T13579] do_new_mount+0x278/0x900 [ 417.431233][T13579] path_mount+0x590/0xe04 [ 417.432078][T13579] __arm64_sys_mount+0x45c/0x5a8 [ 417.433079][T13579] invoke_syscall+0x98/0x2b8 [ 417.434008][T13579] el0_svc_common+0x130/0x23c [ 417.434974][T13579] do_el0_svc+0x48/0x58 [ 417.436007][T13579] el0_svc+0x54/0x168 [ 417.436968][T13579] el0t_64_sync_handler+0x84/0x108 [ 417.438108][T13579] el0t_64_sync+0x190/0x194 [ 417.466202][T13579] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 417.492193][T13579] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 417.747610][T13585] loop2: detected capacity change from 0 to 32768 [ 417.841256][T13585] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 417.842924][T13585] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 417.851280][T13595] loop4: detected capacity change from 0 to 32768 1970/01/01 00:06:57 executed programs: 1569 [ 417.894826][T13595] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 417.896334][T13585] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 417.896476][T13595] CPU: 0 UID: 0 PID: 13595 Comm: syz.4.1571 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 417.899157][ T1744] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 417.900414][T13595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 417.900427][T13595] Call trace: [ 417.900438][T13595] dump_backtrace+0x1b8/0x1e4 [ 417.901810][ T1744] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 417.903933][T13595] show_stack+0x2c/0x3c [ 417.907913][T13595] dump_stack_lvl+0xe4/0x150 [ 417.908958][T13595] dump_stack+0x1c/0x28 [ 417.909852][T13595] sysfs_create_dir_ns+0x278/0x318 [ 417.910959][T13595] kobject_add_internal+0x598/0xb04 [ 417.912041][T13595] kobject_init_and_add+0x130/0x1a0 [ 417.913109][T13595] gfs2_sys_fs_add+0x1f8/0x3f4 [ 417.914167][T13595] gfs2_fill_super+0xe1c/0x1fac [ 417.915195][T13595] get_tree_bdev+0x320/0x470 [ 417.916153][T13595] gfs2_get_tree+0x54/0x1b4 [ 417.917056][T13595] vfs_get_tree+0x90/0x28c [ 417.917917][T13595] do_new_mount+0x278/0x900 [ 417.918970][T13595] path_mount+0x590/0xe04 [ 417.919851][T13595] __arm64_sys_mount+0x45c/0x5a8 [ 417.920958][T13595] invoke_syscall+0x98/0x2b8 [ 417.921885][T13595] el0_svc_common+0x130/0x23c [ 417.922813][T13595] do_el0_svc+0x48/0x58 [ 417.923723][T13595] el0_svc+0x54/0x168 [ 417.924584][T13595] el0t_64_sync_handler+0x84/0x108 [ 417.925628][T13595] el0t_64_sync+0x190/0x194 [ 417.927588][T13595] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 417.930578][T13595] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 417.945759][ T1744] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 43ms [ 417.947560][ T1744] gfs2: fsid=syz:syz.0: jid=0: Done [ 417.948739][T13585] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 417.969719][T13585] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 418.427746][T13609] loop0: detected capacity change from 0 to 32768 [ 418.448651][T13609] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 418.450586][T13609] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 418.458475][T13609] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 418.463554][ T10] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 418.465142][ T10] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 418.548925][ T10] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 83ms [ 418.551743][ T10] gfs2: fsid=syz:syz.0: jid=0: Done [ 418.552883][T13609] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 418.634165][T13599] loop3: detected capacity change from 0 to 32768 [ 418.649728][T13599] workqueue: Failed to create a rescuer kthread for wq "gfs2-delete/syz:syz": -EINTR [ 418.980712][T13610] loop2: detected capacity change from 0 to 32768 [ 418.996519][T13610] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 419.000666][T13610] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 419.046160][T13610] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 419.050299][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 419.051802][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 419.157716][T13624] loop3: detected capacity change from 0 to 32768 [ 419.160605][T13624] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 419.162142][T13624] CPU: 1 UID: 0 PID: 13624 Comm: syz.3.1578 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 419.164293][T13624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 419.166466][T13624] Call trace: [ 419.167114][T13624] dump_backtrace+0x1b8/0x1e4 [ 419.168166][T13624] show_stack+0x2c/0x3c [ 419.169044][T13624] dump_stack_lvl+0xe4/0x150 [ 419.169947][T13624] dump_stack+0x1c/0x28 [ 419.170819][T13624] sysfs_create_dir_ns+0x278/0x318 [ 419.171883][T13624] kobject_add_internal+0x598/0xb04 [ 419.173168][T13624] kobject_init_and_add+0x130/0x1a0 [ 419.174182][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 122ms [ 419.174316][T13624] gfs2_sys_fs_add+0x1f8/0x3f4 [ 419.174335][T13624] gfs2_fill_super+0xe1c/0x1fac [ 419.174346][T13624] get_tree_bdev+0x320/0x470 [ 419.174369][T13624] gfs2_get_tree+0x54/0x1b4 [ 419.174379][T13624] vfs_get_tree+0x90/0x28c [ 419.174391][T13624] do_new_mount+0x278/0x900 [ 419.181961][T13624] path_mount+0x590/0xe04 [ 419.182876][T13624] __arm64_sys_mount+0x45c/0x5a8 [ 419.183915][T13624] invoke_syscall+0x98/0x2b8 [ 419.185006][T13624] el0_svc_common+0x130/0x23c [ 419.186026][T13624] do_el0_svc+0x48/0x58 [ 419.186998][T13624] el0_svc+0x54/0x168 [ 419.187906][T13624] el0t_64_sync_handler+0x84/0x108 [ 419.189048][T13624] el0t_64_sync+0x190/0x194 [ 419.189977][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 419.190218][T13624] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 419.194848][T13624] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 419.202801][T13610] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 419.206491][T13610] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 419.474932][T13622] loop1: detected capacity change from 0 to 32768 [ 419.507063][T13622] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 419.516616][T13622] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 419.528627][T13622] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 419.535194][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 419.536664][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 419.607872][T13620] loop0: detected capacity change from 0 to 32768 [ 419.612105][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 75ms [ 419.623966][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 419.625365][T13622] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 419.668443][T13622] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 419.882085][T13633] loop2: detected capacity change from 0 to 32768 [ 419.885516][T13633] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 419.887490][T13633] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 419.891202][T13633] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 419.893929][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 419.895604][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 419.948276][T13631] loop3: detected capacity change from 0 to 32768 [ 419.954069][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 58ms [ 419.956435][T13631] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 419.959630][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 419.961200][T13631] CPU: 1 UID: 0 PID: 13631 Comm: syz.3.1582 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 419.963469][T13631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 419.965666][T13631] Call trace: [ 419.966384][T13631] dump_backtrace+0x1b8/0x1e4 [ 419.967429][T13631] show_stack+0x2c/0x3c [ 419.968325][T13631] dump_stack_lvl+0xe4/0x150 [ 419.969415][T13631] dump_stack+0x1c/0x28 [ 419.970425][T13631] sysfs_create_dir_ns+0x278/0x318 [ 419.971549][T13631] kobject_add_internal+0x598/0xb04 [ 419.972740][T13631] kobject_init_and_add+0x130/0x1a0 [ 419.973915][T13631] gfs2_sys_fs_add+0x1f8/0x3f4 [ 419.975056][T13631] gfs2_fill_super+0xe1c/0x1fac [ 419.976011][T13631] get_tree_bdev+0x320/0x470 [ 419.976948][T13631] gfs2_get_tree+0x54/0x1b4 [ 419.978204][T13631] vfs_get_tree+0x90/0x28c [ 419.979229][T13631] do_new_mount+0x278/0x900 [ 419.980199][T13631] path_mount+0x590/0xe04 [ 419.981210][T13631] __arm64_sys_mount+0x45c/0x5a8 [ 419.982423][T13631] invoke_syscall+0x98/0x2b8 [ 419.983550][T13631] el0_svc_common+0x130/0x23c [ 419.984664][T13631] do_el0_svc+0x48/0x58 [ 419.985584][T13631] el0_svc+0x54/0x168 [ 419.986571][T13631] el0t_64_sync_handler+0x84/0x108 [ 419.987583][T13631] el0t_64_sync+0x190/0x194 [ 419.992889][T13633] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 420.084036][T13631] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 420.109464][T13631] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 420.141586][T13637] loop4: detected capacity change from 0 to 32768 [ 420.194650][T13637] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 420.214437][T13637] CPU: 0 UID: 0 PID: 13637 Comm: syz.4.1583 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 420.216600][T13637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 420.218624][T13637] Call trace: [ 420.219300][T13637] dump_backtrace+0x1b8/0x1e4 [ 420.220320][T13637] show_stack+0x2c/0x3c [ 420.221243][T13637] dump_stack_lvl+0xe4/0x150 [ 420.222419][T13637] dump_stack+0x1c/0x28 [ 420.223289][T13637] sysfs_create_dir_ns+0x278/0x318 [ 420.224367][T13637] kobject_add_internal+0x598/0xb04 [ 420.225508][T13637] kobject_init_and_add+0x130/0x1a0 [ 420.226628][T13637] gfs2_sys_fs_add+0x1f8/0x3f4 [ 420.227685][T13637] gfs2_fill_super+0xe1c/0x1fac [ 420.228757][T13637] get_tree_bdev+0x320/0x470 [ 420.229793][T13637] gfs2_get_tree+0x54/0x1b4 [ 420.230741][T13637] vfs_get_tree+0x90/0x28c [ 420.231700][T13637] do_new_mount+0x278/0x900 [ 420.232777][T13637] path_mount+0x590/0xe04 [ 420.233710][T13637] __arm64_sys_mount+0x45c/0x5a8 [ 420.234720][T13637] invoke_syscall+0x98/0x2b8 [ 420.235705][T13637] el0_svc_common+0x130/0x23c [ 420.236680][T13637] do_el0_svc+0x48/0x58 [ 420.237602][T13637] el0_svc+0x54/0x168 [ 420.238408][T13637] el0t_64_sync_handler+0x84/0x108 [ 420.239591][T13637] el0t_64_sync+0x190/0x194 [ 420.245014][T13637] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 420.248137][T13637] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 420.323844][T13640] loop0: detected capacity change from 0 to 32768 [ 420.337187][T13640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 420.338833][T13640] CPU: 0 UID: 0 PID: 13640 Comm: syz.0.1584 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 420.341100][T13640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 420.343217][T13640] Call trace: [ 420.343939][T13640] dump_backtrace+0x1b8/0x1e4 [ 420.344933][T13640] show_stack+0x2c/0x3c [ 420.345814][T13640] dump_stack_lvl+0xe4/0x150 [ 420.346962][T13640] dump_stack+0x1c/0x28 [ 420.347846][T13640] sysfs_create_dir_ns+0x278/0x318 [ 420.349064][T13640] kobject_add_internal+0x598/0xb04 [ 420.350199][T13640] kobject_init_and_add+0x130/0x1a0 [ 420.351375][T13640] gfs2_sys_fs_add+0x1f8/0x3f4 [ 420.352414][T13640] gfs2_fill_super+0xe1c/0x1fac [ 420.353885][T13640] get_tree_bdev+0x320/0x470 [ 420.354820][T13640] gfs2_get_tree+0x54/0x1b4 [ 420.355745][T13640] vfs_get_tree+0x90/0x28c [ 420.356658][T13640] do_new_mount+0x278/0x900 [ 420.357630][T13640] path_mount+0x590/0xe04 [ 420.358663][T13640] __arm64_sys_mount+0x45c/0x5a8 [ 420.359714][T13640] invoke_syscall+0x98/0x2b8 [ 420.360874][T13640] el0_svc_common+0x130/0x23c [ 420.361994][T13640] do_el0_svc+0x48/0x58 [ 420.362941][T13640] el0_svc+0x54/0x168 [ 420.363779][T13640] el0t_64_sync_handler+0x84/0x108 [ 420.364910][T13640] el0t_64_sync+0x190/0x194 [ 420.368239][T13640] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 420.371234][T13640] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 421.103918][T13660] loop2: detected capacity change from 0 to 32768 [ 421.106182][T13656] loop0: detected capacity change from 0 to 32768 [ 421.122890][T13656] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 421.130177][T13656] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 421.132880][T13660] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 421.134945][T13660] CPU: 0 UID: 0 PID: 13660 Comm: syz.2.1588 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 421.137259][T13660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 421.139473][T13660] Call trace: [ 421.140236][T13660] dump_backtrace+0x1b8/0x1e4 [ 421.141181][T13660] show_stack+0x2c/0x3c [ 421.142146][T13660] dump_stack_lvl+0xe4/0x150 [ 421.143110][T13660] dump_stack+0x1c/0x28 [ 421.144109][T13660] sysfs_create_dir_ns+0x278/0x318 [ 421.145225][T13660] kobject_add_internal+0x598/0xb04 [ 421.146312][T13660] kobject_init_and_add+0x130/0x1a0 [ 421.147530][T13660] gfs2_sys_fs_add+0x1f8/0x3f4 [ 421.148449][T13660] gfs2_fill_super+0xe1c/0x1fac [ 421.149499][T13660] get_tree_bdev+0x320/0x470 [ 421.150488][T13660] gfs2_get_tree+0x54/0x1b4 [ 421.151491][T13660] vfs_get_tree+0x90/0x28c [ 421.152502][T13660] do_new_mount+0x278/0x900 [ 421.153447][T13660] path_mount+0x590/0xe04 [ 421.154341][T13660] __arm64_sys_mount+0x45c/0x5a8 [ 421.155421][T13660] invoke_syscall+0x98/0x2b8 [ 421.156378][T13660] el0_svc_common+0x130/0x23c [ 421.157302][T13660] do_el0_svc+0x48/0x58 [ 421.158254][T13660] el0_svc+0x54/0x168 [ 421.159106][T13660] el0t_64_sync_handler+0x84/0x108 [ 421.159687][T13654] loop3: detected capacity change from 0 to 32768 [ 421.160137][T13660] el0t_64_sync+0x190/0x194 [ 421.165156][T13660] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 421.168023][T13660] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 421.179708][T13654] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 421.191706][T13658] loop4: detected capacity change from 0 to 32768 [ 421.208395][T13654] CPU: 0 UID: 0 PID: 13654 Comm: syz.3.1586 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 421.210712][T13654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 421.213011][T13654] Call trace: [ 421.213656][T13654] dump_backtrace+0x1b8/0x1e4 [ 421.213989][T13658] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 421.214697][T13654] show_stack+0x2c/0x3c [ 421.214713][T13654] dump_stack_lvl+0xe4/0x150 [ 421.214727][T13654] dump_stack+0x1c/0x28 [ 421.214738][T13654] sysfs_create_dir_ns+0x278/0x318 [ 421.214752][T13654] kobject_add_internal+0x598/0xb04 [ 421.214772][T13654] kobject_init_and_add+0x130/0x1a0 [ 421.214783][T13654] gfs2_sys_fs_add+0x1f8/0x3f4 [ 421.214797][T13654] gfs2_fill_super+0xe1c/0x1fac [ 421.214808][T13654] get_tree_bdev+0x320/0x470 [ 421.214822][T13654] gfs2_get_tree+0x54/0x1b4 [ 421.214832][T13654] vfs_get_tree+0x90/0x28c [ 421.214845][T13654] do_new_mount+0x278/0x900 [ 421.214858][T13654] path_mount+0x590/0xe04 [ 421.229422][T13654] __arm64_sys_mount+0x45c/0x5a8 [ 421.230627][T13654] invoke_syscall+0x98/0x2b8 [ 421.231648][T13654] el0_svc_common+0x130/0x23c [ 421.232641][T13654] do_el0_svc+0x48/0x58 [ 421.233626][T13654] el0_svc+0x54/0x168 [ 421.234585][T13654] el0t_64_sync_handler+0x84/0x108 [ 421.235720][T13654] el0t_64_sync+0x190/0x194 [ 421.236815][T13658] CPU: 1 UID: 0 PID: 13658 Comm: syz.4.1589 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 421.239192][T13658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 421.241431][T13658] Call trace: [ 421.242094][T13658] dump_backtrace+0x1b8/0x1e4 [ 421.243097][T13658] show_stack+0x2c/0x3c [ 421.243958][T13658] dump_stack_lvl+0xe4/0x150 [ 421.244989][T13658] dump_stack+0x1c/0x28 [ 421.245869][T13658] sysfs_create_dir_ns+0x278/0x318 [ 421.246945][T13658] kobject_add_internal+0x598/0xb04 [ 421.248079][T13658] kobject_init_and_add+0x130/0x1a0 [ 421.249302][T13658] gfs2_sys_fs_add+0x1f8/0x3f4 [ 421.250299][T13658] gfs2_fill_super+0xe1c/0x1fac [ 421.251326][T13658] get_tree_bdev+0x320/0x470 [ 421.252132][T13654] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 421.252292][T13658] gfs2_get_tree+0x54/0x1b4 [ 421.256285][T13658] vfs_get_tree+0x90/0x28c [ 421.257212][T13658] do_new_mount+0x278/0x900 [ 421.258242][T13658] path_mount+0x590/0xe04 [ 421.259141][T13658] __arm64_sys_mount+0x45c/0x5a8 [ 421.260150][T13658] invoke_syscall+0x98/0x2b8 [ 421.261089][T13658] el0_svc_common+0x130/0x23c [ 421.261921][T13654] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 421.262050][T13658] do_el0_svc+0x48/0x58 [ 421.264204][T13658] el0_svc+0x54/0x168 [ 421.265040][T13658] el0t_64_sync_handler+0x84/0x108 [ 421.266122][T13658] el0t_64_sync+0x190/0x194 [ 421.292629][T13656] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 421.304538][T13658] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 421.307144][ T6509] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 421.307715][T13658] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 421.309024][ T6509] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 421.386406][ T6509] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 77ms [ 421.388217][ T6509] gfs2: fsid=syz:syz.0: jid=0: Done [ 421.389493][T13656] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 421.405784][T13656] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 421.773644][T13662] loop1: detected capacity change from 0 to 32768 [ 421.785488][T13662] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 421.793121][T13662] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 421.813625][T13662] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 421.824647][T13672] loop2: detected capacity change from 0 to 32768 [ 421.826911][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 421.830770][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 421.867454][T13672] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 421.869111][T13672] CPU: 1 UID: 0 PID: 13672 Comm: syz.2.1591 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 421.871317][T13672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 421.873322][T13672] Call trace: [ 421.874003][T13672] dump_backtrace+0x1b8/0x1e4 [ 421.874961][T13672] show_stack+0x2c/0x3c [ 421.875880][T13672] dump_stack_lvl+0xe4/0x150 [ 421.876800][T13672] dump_stack+0x1c/0x28 [ 421.877681][T13672] sysfs_create_dir_ns+0x278/0x318 [ 421.878786][T13672] kobject_add_internal+0x598/0xb04 [ 421.879877][T13672] kobject_init_and_add+0x130/0x1a0 [ 421.881044][T13672] gfs2_sys_fs_add+0x1f8/0x3f4 [ 421.882045][T13672] gfs2_fill_super+0xe1c/0x1fac [ 421.883046][T13672] get_tree_bdev+0x320/0x470 [ 421.883960][T13672] gfs2_get_tree+0x54/0x1b4 [ 421.884922][T13672] vfs_get_tree+0x90/0x28c [ 421.885866][T13672] do_new_mount+0x278/0x900 [ 421.886779][T13672] path_mount+0x590/0xe04 [ 421.887720][T13672] __arm64_sys_mount+0x45c/0x5a8 [ 421.888762][T13672] invoke_syscall+0x98/0x2b8 [ 421.889749][T13672] el0_svc_common+0x130/0x23c [ 421.890739][T13672] do_el0_svc+0x48/0x58 [ 421.891616][T13672] el0_svc+0x54/0x168 [ 421.891877][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 61ms [ 421.892429][T13672] el0t_64_sync_handler+0x84/0x108 [ 421.892444][T13672] el0t_64_sync+0x190/0x194 [ 421.898705][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 421.899911][T13662] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 421.906262][T13662] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 421.946206][T13672] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 421.949884][T13672] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 422.474751][T13687] loop1: detected capacity change from 0 to 32768 [ 422.488880][T13687] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 422.501713][T13687] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 422.531339][T13687] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 422.534102][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 422.545807][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 422.667450][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 121ms [ 422.676936][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 422.681562][T13687] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 422.739111][T13688] loop2: detected capacity change from 0 to 32768 [ 422.741956][T13692] loop4: detected capacity change from 0 to 32768 [ 422.750383][T13688] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 422.752032][T13688] CPU: 1 UID: 0 PID: 13688 Comm: syz.2.1596 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 422.754326][T13688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 422.756458][T13688] Call trace: [ 422.757156][T13688] dump_backtrace+0x1b8/0x1e4 [ 422.758207][T13688] show_stack+0x2c/0x3c [ 422.759196][T13688] dump_stack_lvl+0xe4/0x150 [ 422.760180][T13688] dump_stack+0x1c/0x28 [ 422.761116][T13688] sysfs_create_dir_ns+0x278/0x318 [ 422.762155][T13688] kobject_add_internal+0x598/0xb04 [ 422.763439][T13688] kobject_init_and_add+0x130/0x1a0 [ 422.764670][T13688] gfs2_sys_fs_add+0x1f8/0x3f4 [ 422.765742][T13688] gfs2_fill_super+0xe1c/0x1fac [ 422.766746][T13688] get_tree_bdev+0x320/0x470 [ 422.767877][T13688] gfs2_get_tree+0x54/0x1b4 [ 422.768910][T13688] vfs_get_tree+0x90/0x28c [ 422.769743][T13688] do_new_mount+0x278/0x900 [ 422.770789][T13688] path_mount+0x590/0xe04 [ 422.771759][T13688] __arm64_sys_mount+0x45c/0x5a8 [ 422.772853][T13688] invoke_syscall+0x98/0x2b8 [ 422.773815][T13688] el0_svc_common+0x130/0x23c [ 422.774867][T13688] do_el0_svc+0x48/0x58 [ 422.775789][T13688] el0_svc+0x54/0x168 [ 422.776737][T13688] el0t_64_sync_handler+0x84/0x108 [ 422.777925][T13688] el0t_64_sync+0x190/0x194 [ 422.785549][T13692] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 422.787322][T13692] CPU: 1 UID: 0 PID: 13692 Comm: syz.4.1598 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 422.789666][T13692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 422.791746][T13692] Call trace: [ 422.792563][T13692] dump_backtrace+0x1b8/0x1e4 [ 422.793535][T13692] show_stack+0x2c/0x3c [ 422.794445][T13692] dump_stack_lvl+0xe4/0x150 [ 422.795486][T13692] dump_stack+0x1c/0x28 [ 422.796446][T13692] sysfs_create_dir_ns+0x278/0x318 [ 422.797641][T13692] kobject_add_internal+0x598/0xb04 [ 422.798773][T13692] kobject_init_and_add+0x130/0x1a0 [ 422.799851][T13692] gfs2_sys_fs_add+0x1f8/0x3f4 [ 422.800877][T13692] gfs2_fill_super+0xe1c/0x1fac [ 422.801858][T13692] get_tree_bdev+0x320/0x470 [ 422.802874][T13692] gfs2_get_tree+0x54/0x1b4 [ 422.803926][T13692] vfs_get_tree+0x90/0x28c [ 422.804941][T13692] do_new_mount+0x278/0x900 [ 422.806040][T13692] path_mount+0x590/0xe04 [ 422.806942][T13692] __arm64_sys_mount+0x45c/0x5a8 [ 422.808035][T13692] invoke_syscall+0x98/0x2b8 [ 422.808945][T13692] el0_svc_common+0x130/0x23c [ 422.809877][T13692] do_el0_svc+0x48/0x58 [ 422.810846][T13692] el0_svc+0x54/0x168 [ 422.811668][T13692] el0t_64_sync_handler+0x84/0x108 [ 422.812759][T13692] el0t_64_sync+0x190/0x194 [ 422.823231][T13688] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 422.841540][T13692] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 422.844854][T13692] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 422.863021][T13688] gfs2: fsid=syz:syz: error -17 adding sysfs files 1970/01/01 00:07:02 executed programs: 1595 [ 423.185255][T13706] loop2: detected capacity change from 0 to 32768 [ 423.254039][T13706] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 423.256105][T13706] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 423.261548][T13706] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 423.283761][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 423.285582][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 423.362806][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 77ms [ 423.369702][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 423.375859][T13706] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 423.495273][T13710] loop3: detected capacity change from 0 to 32768 [ 423.516030][T13710] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 423.518966][T13710] CPU: 1 UID: 0 PID: 13710 Comm: syz.3.1603 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 423.521339][T13710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 423.523655][T13710] Call trace: [ 423.524378][T13710] dump_backtrace+0x1b8/0x1e4 [ 423.525361][T13710] show_stack+0x2c/0x3c [ 423.526268][T13710] dump_stack_lvl+0xe4/0x150 [ 423.527452][T13710] dump_stack+0x1c/0x28 [ 423.528349][T13710] sysfs_create_dir_ns+0x278/0x318 [ 423.529415][T13710] kobject_add_internal+0x598/0xb04 [ 423.530532][T13710] kobject_init_and_add+0x130/0x1a0 [ 423.531721][T13710] gfs2_sys_fs_add+0x1f8/0x3f4 [ 423.532865][T13710] gfs2_fill_super+0xe1c/0x1fac [ 423.533869][T13710] get_tree_bdev+0x320/0x470 [ 423.534949][T13710] gfs2_get_tree+0x54/0x1b4 [ 423.535980][T13710] vfs_get_tree+0x90/0x28c [ 423.536874][T13710] do_new_mount+0x278/0x900 [ 423.537837][T13710] path_mount+0x590/0xe04 [ 423.538748][T13710] __arm64_sys_mount+0x45c/0x5a8 [ 423.539956][T13710] invoke_syscall+0x98/0x2b8 [ 423.540980][T13710] el0_svc_common+0x130/0x23c [ 423.541883][T13710] do_el0_svc+0x48/0x58 [ 423.542882][T13710] el0_svc+0x54/0x168 [ 423.543868][T13710] el0t_64_sync_handler+0x84/0x108 [ 423.545064][T13710] el0t_64_sync+0x190/0x194 [ 423.631091][T13710] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 423.651884][T13710] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 424.158527][T13712] loop1: detected capacity change from 0 to 32768 [ 424.176471][T13712] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 424.180806][T13712] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 424.200764][T13712] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 424.211272][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 424.213975][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 424.241530][T13718] loop0: detected capacity change from 0 to 32768 [ 424.265420][T13718] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 424.280038][T13718] CPU: 1 UID: 0 PID: 13718 Comm: syz.0.1604 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 424.282507][T13718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 424.284627][T13718] Call trace: [ 424.285301][T13718] dump_backtrace+0x1b8/0x1e4 [ 424.286399][T13718] show_stack+0x2c/0x3c [ 424.287301][T13718] dump_stack_lvl+0xe4/0x150 [ 424.288316][T13718] dump_stack+0x1c/0x28 [ 424.289251][T13718] sysfs_create_dir_ns+0x278/0x318 [ 424.290498][T13718] kobject_add_internal+0x598/0xb04 [ 424.291664][T13718] kobject_init_and_add+0x130/0x1a0 [ 424.292789][T13718] gfs2_sys_fs_add+0x1f8/0x3f4 [ 424.293905][T13718] gfs2_fill_super+0xe1c/0x1fac [ 424.294920][T13718] get_tree_bdev+0x320/0x470 [ 424.295929][T13718] gfs2_get_tree+0x54/0x1b4 [ 424.297015][T13718] vfs_get_tree+0x90/0x28c [ 424.298018][T13718] do_new_mount+0x278/0x900 [ 424.299054][T13718] path_mount+0x590/0xe04 [ 424.300018][T13718] __arm64_sys_mount+0x45c/0x5a8 [ 424.301052][T13718] invoke_syscall+0x98/0x2b8 [ 424.302162][T13718] el0_svc_common+0x130/0x23c [ 424.303208][T13718] do_el0_svc+0x48/0x58 [ 424.304147][T13718] el0_svc+0x54/0x168 [ 424.305106][T13718] el0t_64_sync_handler+0x84/0x108 [ 424.306218][T13718] el0t_64_sync+0x190/0x194 [ 424.320975][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 106ms [ 424.322670][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 424.323868][T13712] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 424.329407][T13712] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 424.344663][T13718] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 424.353691][T13718] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 424.430376][T13720] loop3: detected capacity change from 0 to 32768 [ 424.458548][T13720] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 424.460746][T13720] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 424.477998][T13720] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 424.484839][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 424.486383][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 424.521747][T13722] loop4: detected capacity change from 0 to 32768 [ 424.531910][T13722] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 424.533755][T13722] CPU: 1 UID: 0 PID: 13722 Comm: syz.4.1607 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 424.536025][T13722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 424.538129][T13722] Call trace: [ 424.538752][T13722] dump_backtrace+0x1b8/0x1e4 [ 424.539768][T13722] show_stack+0x2c/0x3c [ 424.540665][T13722] dump_stack_lvl+0xe4/0x150 [ 424.541697][T13722] dump_stack+0x1c/0x28 [ 424.542556][T13722] sysfs_create_dir_ns+0x278/0x318 [ 424.543654][T13722] kobject_add_internal+0x598/0xb04 [ 424.544799][T13722] kobject_init_and_add+0x130/0x1a0 [ 424.545915][T13722] gfs2_sys_fs_add+0x1f8/0x3f4 [ 424.547055][T13722] gfs2_fill_super+0xe1c/0x1fac [ 424.548102][T13722] get_tree_bdev+0x320/0x470 [ 424.549135][T13722] gfs2_get_tree+0x54/0x1b4 [ 424.550042][T13722] vfs_get_tree+0x90/0x28c [ 424.550994][T13722] do_new_mount+0x278/0x900 [ 424.551934][T13722] path_mount+0x590/0xe04 [ 424.552901][T13722] __arm64_sys_mount+0x45c/0x5a8 [ 424.553923][T13722] invoke_syscall+0x98/0x2b8 [ 424.554940][T13722] el0_svc_common+0x130/0x23c [ 424.555897][T13722] do_el0_svc+0x48/0x58 [ 424.556765][T13722] el0_svc+0x54/0x168 [ 424.557664][T13722] el0t_64_sync_handler+0x84/0x108 [ 424.558900][T13722] el0t_64_sync+0x190/0x194 [ 424.569865][T13722] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 424.575826][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 89ms [ 424.577390][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 424.582777][T13722] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 424.598629][T13720] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 424.846307][T13737] loop0: detected capacity change from 0 to 32768 [ 424.858822][T13737] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 424.860382][T13737] CPU: 0 UID: 0 PID: 13737 Comm: syz.0.1609 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 424.862628][T13737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 424.864979][T13737] Call trace: [ 424.865768][T13737] dump_backtrace+0x1b8/0x1e4 [ 424.866848][T13737] show_stack+0x2c/0x3c [ 424.867812][T13737] dump_stack_lvl+0xe4/0x150 [ 424.868914][T13737] dump_stack+0x1c/0x28 [ 424.869865][T13737] sysfs_create_dir_ns+0x278/0x318 [ 424.871015][T13737] kobject_add_internal+0x598/0xb04 [ 424.872122][T13737] kobject_init_and_add+0x130/0x1a0 [ 424.873307][T13737] gfs2_sys_fs_add+0x1f8/0x3f4 [ 424.874510][T13737] gfs2_fill_super+0xe1c/0x1fac [ 424.875570][T13737] get_tree_bdev+0x320/0x470 [ 424.876623][T13737] gfs2_get_tree+0x54/0x1b4 [ 424.877721][T13737] vfs_get_tree+0x90/0x28c [ 424.878768][T13737] do_new_mount+0x278/0x900 [ 424.879789][T13737] path_mount+0x590/0xe04 [ 424.880748][T13737] __arm64_sys_mount+0x45c/0x5a8 [ 424.881849][T13737] invoke_syscall+0x98/0x2b8 [ 424.882940][T13737] el0_svc_common+0x130/0x23c [ 424.883961][T13737] do_el0_svc+0x48/0x58 [ 424.884946][T13737] el0_svc+0x54/0x168 [ 424.885781][T13737] el0t_64_sync_handler+0x84/0x108 [ 424.886916][T13737] el0t_64_sync+0x190/0x194 [ 424.952097][T13737] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 424.957237][T13737] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 425.562039][T13741] loop4: detected capacity change from 0 to 32768 [ 425.573162][T13741] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 425.579432][T13741] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 425.590965][T13741] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 425.602270][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 425.603977][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 425.726185][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 122ms [ 425.732725][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 425.734446][T13741] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 425.741716][T13745] loop2: detected capacity change from 0 to 32768 [ 425.750416][T13741] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 425.763640][T13745] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 425.765477][T13745] CPU: 1 UID: 0 PID: 13745 Comm: syz.2.1612 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 425.767697][T13745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 425.769709][T13745] Call trace: [ 425.770524][T13745] dump_backtrace+0x1b8/0x1e4 [ 425.771453][T13745] show_stack+0x2c/0x3c [ 425.772307][T13745] dump_stack_lvl+0xe4/0x150 [ 425.773346][T13745] dump_stack+0x1c/0x28 [ 425.774259][T13745] sysfs_create_dir_ns+0x278/0x318 [ 425.775388][T13745] kobject_add_internal+0x598/0xb04 [ 425.776587][T13745] kobject_init_and_add+0x130/0x1a0 [ 425.777739][T13745] gfs2_sys_fs_add+0x1f8/0x3f4 [ 425.778761][T13745] gfs2_fill_super+0xe1c/0x1fac [ 425.779895][T13745] get_tree_bdev+0x320/0x470 [ 425.780910][T13745] gfs2_get_tree+0x54/0x1b4 [ 425.781929][T13745] vfs_get_tree+0x90/0x28c [ 425.782950][T13745] do_new_mount+0x278/0x900 [ 425.783907][T13745] path_mount+0x590/0xe04 [ 425.784845][T13745] __arm64_sys_mount+0x45c/0x5a8 [ 425.786036][T13745] invoke_syscall+0x98/0x2b8 [ 425.786934][T13745] el0_svc_common+0x130/0x23c [ 425.787962][T13745] do_el0_svc+0x48/0x58 [ 425.788763][T13745] el0_svc+0x54/0x168 [ 425.789570][T13745] el0t_64_sync_handler+0x84/0x108 [ 425.790648][T13745] el0t_64_sync+0x190/0x194 [ 425.797620][T13748] loop3: detected capacity change from 0 to 32768 [ 425.812150][T13748] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 425.813896][T13748] CPU: 1 UID: 0 PID: 13748 Comm: syz.3.1611 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 425.816120][T13748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 425.817681][T13749] loop0: detected capacity change from 0 to 32768 [ 425.818235][T13748] Call trace: [ 425.818244][T13748] dump_backtrace+0x1b8/0x1e4 [ 425.818261][T13748] show_stack+0x2c/0x3c [ 425.822261][T13748] dump_stack_lvl+0xe4/0x150 [ 425.823259][T13748] dump_stack+0x1c/0x28 [ 425.824175][T13748] sysfs_create_dir_ns+0x278/0x318 [ 425.825275][T13748] kobject_add_internal+0x598/0xb04 [ 425.826458][T13748] kobject_init_and_add+0x130/0x1a0 [ 425.827591][T13748] gfs2_sys_fs_add+0x1f8/0x3f4 [ 425.828624][T13748] gfs2_fill_super+0xe1c/0x1fac [ 425.829638][T13748] get_tree_bdev+0x320/0x470 [ 425.830793][T13748] gfs2_get_tree+0x54/0x1b4 [ 425.831871][T13748] vfs_get_tree+0x90/0x28c [ 425.832839][T13748] do_new_mount+0x278/0x900 [ 425.833962][T13748] path_mount+0x590/0xe04 [ 425.834925][T13748] __arm64_sys_mount+0x45c/0x5a8 [ 425.836180][T13748] invoke_syscall+0x98/0x2b8 [ 425.837194][T13748] el0_svc_common+0x130/0x23c [ 425.838263][T13748] do_el0_svc+0x48/0x58 [ 425.839189][T13748] el0_svc+0x54/0x168 [ 425.840116][T13748] el0t_64_sync_handler+0x84/0x108 [ 425.841229][T13748] el0t_64_sync+0x190/0x194 [ 425.857064][T13749] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 425.863663][T13749] CPU: 0 UID: 0 PID: 13749 Comm: syz.0.1613 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 425.864513][T13745] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 425.865902][T13749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 425.865917][T13749] Call trace: [ 425.865922][T13749] dump_backtrace+0x1b8/0x1e4 [ 425.872471][T13749] show_stack+0x2c/0x3c [ 425.873336][T13749] dump_stack_lvl+0xe4/0x150 [ 425.874388][T13749] dump_stack+0x1c/0x28 [ 425.875248][T13749] sysfs_create_dir_ns+0x278/0x318 [ 425.876417][T13749] kobject_add_internal+0x598/0xb04 [ 425.877558][T13749] kobject_init_and_add+0x130/0x1a0 [ 425.878721][T13749] gfs2_sys_fs_add+0x1f8/0x3f4 [ 425.879820][T13749] gfs2_fill_super+0xe1c/0x1fac [ 425.880938][T13749] get_tree_bdev+0x320/0x470 [ 425.881993][T13749] gfs2_get_tree+0x54/0x1b4 [ 425.882886][T13749] vfs_get_tree+0x90/0x28c [ 425.883935][T13749] do_new_mount+0x278/0x900 [ 425.884944][T13749] path_mount+0x590/0xe04 [ 425.885899][T13749] __arm64_sys_mount+0x45c/0x5a8 [ 425.887037][T13749] invoke_syscall+0x98/0x2b8 [ 425.888032][T13749] el0_svc_common+0x130/0x23c [ 425.889099][T13749] do_el0_svc+0x48/0x58 [ 425.890004][T13749] el0_svc+0x54/0x168 [ 425.890872][T13749] el0t_64_sync_handler+0x84/0x108 [ 425.892017][T13749] el0t_64_sync+0x190/0x194 [ 425.894028][T13745] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 425.899259][T13748] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 425.902857][T13748] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 425.912330][T13749] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 425.926515][T13749] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 426.347039][T13753] loop1: detected capacity change from 0 to 32768 [ 426.351881][T13753] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 426.361321][T13753] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 426.379866][T13753] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 426.397080][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 426.398946][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 426.467460][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 68ms [ 426.471120][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 426.472301][T13753] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 426.484851][T13753] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 426.602798][T13762] loop3: detected capacity change from 0 to 32768 [ 426.635087][T13762] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 426.637285][T13762] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 426.656620][T13762] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 426.661032][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 426.662538][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 426.735383][T13768] loop0: detected capacity change from 0 to 32768 [ 426.749580][T13768] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 426.751374][T13768] CPU: 1 UID: 0 PID: 13768 Comm: syz.0.1618 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 426.753677][T13768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 426.755837][T13768] Call trace: [ 426.756542][T13768] dump_backtrace+0x1b8/0x1e4 [ 426.757533][T13768] show_stack+0x2c/0x3c [ 426.758429][T13768] dump_stack_lvl+0xe4/0x150 [ 426.759448][T13768] dump_stack+0x1c/0x28 [ 426.760282][T13768] sysfs_create_dir_ns+0x278/0x318 [ 426.761338][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 98ms [ 426.761405][T13768] kobject_add_internal+0x598/0xb04 [ 426.763136][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 426.764179][T13768] kobject_init_and_add+0x130/0x1a0 [ 426.766501][T13768] gfs2_sys_fs_add+0x1f8/0x3f4 [ 426.767548][T13768] gfs2_fill_super+0xe1c/0x1fac [ 426.768590][T13768] get_tree_bdev+0x320/0x470 [ 426.769720][T13768] gfs2_get_tree+0x54/0x1b4 [ 426.770720][T13768] vfs_get_tree+0x90/0x28c [ 426.771681][T13768] do_new_mount+0x278/0x900 [ 426.772665][T13768] path_mount+0x590/0xe04 [ 426.773628][T13768] __arm64_sys_mount+0x45c/0x5a8 [ 426.774645][T13768] invoke_syscall+0x98/0x2b8 [ 426.775575][T13768] el0_svc_common+0x130/0x23c [ 426.776543][T13768] do_el0_svc+0x48/0x58 [ 426.777499][T13768] el0_svc+0x54/0x168 [ 426.778374][T13768] el0t_64_sync_handler+0x84/0x108 [ 426.779531][T13768] el0t_64_sync+0x190/0x194 [ 426.781076][T13768] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 426.783948][T13768] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 426.795043][T13762] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 426.798883][T13762] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 427.283955][T13780] loop0: detected capacity change from 0 to 32768 [ 427.319511][T13780] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 427.329103][T13780] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 427.343077][T13780] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 427.349904][ T6510] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 427.352505][ T6510] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 427.430537][ T6510] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 78ms [ 427.435213][ T6510] gfs2: fsid=syz:syz.0: jid=0: Done [ 427.438985][T13780] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 427.556100][T13777] loop1: detected capacity change from 0 to 32768 [ 427.579780][T13777] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 427.584058][T13777] CPU: 1 UID: 0 PID: 13777 Comm: syz.1.1619 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 427.586407][T13777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 427.588524][T13777] Call trace: [ 427.589323][T13777] dump_backtrace+0x1b8/0x1e4 [ 427.590486][T13777] show_stack+0x2c/0x3c [ 427.591392][T13777] dump_stack_lvl+0xe4/0x150 [ 427.592392][T13777] dump_stack+0x1c/0x28 [ 427.593283][T13777] sysfs_create_dir_ns+0x278/0x318 [ 427.594307][T13777] kobject_add_internal+0x598/0xb04 [ 427.595478][T13777] kobject_init_and_add+0x130/0x1a0 [ 427.596752][T13777] gfs2_sys_fs_add+0x1f8/0x3f4 [ 427.597875][T13777] gfs2_fill_super+0xe1c/0x1fac [ 427.598849][T13777] get_tree_bdev+0x320/0x470 [ 427.599846][T13777] gfs2_get_tree+0x54/0x1b4 [ 427.600897][T13777] vfs_get_tree+0x90/0x28c [ 427.602011][T13777] do_new_mount+0x278/0x900 [ 427.603179][T13777] path_mount+0x590/0xe04 [ 427.604167][T13777] __arm64_sys_mount+0x45c/0x5a8 [ 427.605232][T13777] invoke_syscall+0x98/0x2b8 [ 427.606187][T13777] el0_svc_common+0x130/0x23c [ 427.607325][T13777] do_el0_svc+0x48/0x58 [ 427.608275][T13777] el0_svc+0x54/0x168 [ 427.609162][T13777] el0t_64_sync_handler+0x84/0x108 [ 427.610215][T13777] el0t_64_sync+0x190/0x194 [ 427.663558][T13777] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 427.673316][T13777] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 427.753280][T13782] loop3: detected capacity change from 0 to 32768 [ 427.789827][T13782] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 427.791471][T13782] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 427.796545][T13784] loop2: detected capacity change from 0 to 32768 [ 427.826946][T13784] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 427.828836][T13784] CPU: 1 UID: 0 PID: 13784 Comm: syz.2.1622 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 427.831025][T13784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 427.833219][T13784] Call trace: [ 427.833978][T13784] dump_backtrace+0x1b8/0x1e4 [ 427.835162][T13784] show_stack+0x2c/0x3c [ 427.836058][T13784] dump_stack_lvl+0xe4/0x150 [ 427.837044][T13784] dump_stack+0x1c/0x28 [ 427.838094][T13784] sysfs_create_dir_ns+0x278/0x318 [ 427.839203][T13784] kobject_add_internal+0x598/0xb04 [ 427.840408][T13784] kobject_init_and_add+0x130/0x1a0 [ 427.841584][T13784] gfs2_sys_fs_add+0x1f8/0x3f4 [ 427.842592][T13784] gfs2_fill_super+0xe1c/0x1fac [ 427.843640][T13784] get_tree_bdev+0x320/0x470 [ 427.844614][T13784] gfs2_get_tree+0x54/0x1b4 [ 427.845591][T13784] vfs_get_tree+0x90/0x28c [ 427.846582][T13784] do_new_mount+0x278/0x900 [ 427.847674][T13784] path_mount+0x590/0xe04 [ 427.848503][T13784] __arm64_sys_mount+0x45c/0x5a8 [ 427.849559][T13784] invoke_syscall+0x98/0x2b8 [ 427.850589][T13784] el0_svc_common+0x130/0x23c [ 427.851518][T13784] do_el0_svc+0x48/0x58 [ 427.852415][T13784] el0_svc+0x54/0x168 [ 427.853315][T13784] el0t_64_sync_handler+0x84/0x108 [ 427.854429][T13784] el0t_64_sync+0x190/0x194 [ 427.855995][T13784] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 427.858928][T13784] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 427.885053][T13782] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 427.895924][ T2249] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 427.897406][ T2249] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... 1970/01/01 00:07:07 executed programs: 1621 [ 428.031802][ T2249] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 134ms [ 428.037864][ T2249] gfs2: fsid=syz:syz.0: jid=0: Done [ 428.041403][T13782] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 428.045919][T13782] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 428.537516][T13800] loop1: detected capacity change from 0 to 32768 [ 428.548131][T13796] loop0: detected capacity change from 0 to 32768 [ 428.562255][T13800] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 428.563990][T13800] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 428.568477][T13796] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 428.570131][T13796] CPU: 1 UID: 0 PID: 13796 Comm: syz.0.1624 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 428.572290][T13796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 428.574320][T13796] Call trace: [ 428.575065][T13796] dump_backtrace+0x1b8/0x1e4 [ 428.576058][T13796] show_stack+0x2c/0x3c [ 428.576886][T13796] dump_stack_lvl+0xe4/0x150 [ 428.577915][T13796] dump_stack+0x1c/0x28 [ 428.578735][T13796] sysfs_create_dir_ns+0x278/0x318 [ 428.579816][T13796] kobject_add_internal+0x598/0xb04 [ 428.580933][T13796] kobject_init_and_add+0x130/0x1a0 [ 428.582059][T13796] gfs2_sys_fs_add+0x1f8/0x3f4 [ 428.583019][T13800] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 428.583023][T13796] gfs2_fill_super+0xe1c/0x1fac [ 428.583037][T13796] get_tree_bdev+0x320/0x470 [ 428.586610][T13796] gfs2_get_tree+0x54/0x1b4 [ 428.587559][T13796] vfs_get_tree+0x90/0x28c [ 428.588435][T13796] do_new_mount+0x278/0x900 [ 428.589318][T13796] path_mount+0x590/0xe04 [ 428.590214][T13796] __arm64_sys_mount+0x45c/0x5a8 [ 428.591248][T13796] invoke_syscall+0x98/0x2b8 [ 428.592231][T13796] el0_svc_common+0x130/0x23c [ 428.593196][T13796] do_el0_svc+0x48/0x58 [ 428.594144][ T2249] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 428.594164][ T2249] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 428.595549][T13796] el0_svc+0x54/0x168 [ 428.595570][T13796] el0t_64_sync_handler+0x84/0x108 [ 428.595584][T13796] el0t_64_sync+0x190/0x194 [ 428.596397][T13796] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 428.602773][T13796] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 428.610312][T13802] loop2: detected capacity change from 0 to 32768 [ 428.634947][T13802] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 428.656630][T13802] CPU: 0 UID: 0 PID: 13802 Comm: syz.2.1626 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 428.658954][T13802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 428.661035][T13802] Call trace: [ 428.661695][T13802] dump_backtrace+0x1b8/0x1e4 [ 428.662657][T13802] show_stack+0x2c/0x3c [ 428.663550][T13802] dump_stack_lvl+0xe4/0x150 [ 428.664469][T13802] dump_stack+0x1c/0x28 [ 428.665319][T13802] sysfs_create_dir_ns+0x278/0x318 [ 428.666359][T13802] kobject_add_internal+0x598/0xb04 [ 428.667415][T13802] kobject_init_and_add+0x130/0x1a0 [ 428.668503][T13802] gfs2_sys_fs_add+0x1f8/0x3f4 [ 428.669497][T13802] gfs2_fill_super+0xe1c/0x1fac [ 428.670506][T13802] get_tree_bdev+0x320/0x470 [ 428.671482][T13802] gfs2_get_tree+0x54/0x1b4 [ 428.672392][T13802] vfs_get_tree+0x90/0x28c [ 428.673289][T13802] do_new_mount+0x278/0x900 [ 428.674253][T13802] path_mount+0x590/0xe04 [ 428.675169][T13802] __arm64_sys_mount+0x45c/0x5a8 [ 428.676191][T13802] invoke_syscall+0x98/0x2b8 [ 428.677147][T13802] el0_svc_common+0x130/0x23c [ 428.678083][T13802] do_el0_svc+0x48/0x58 [ 428.678982][T13802] el0_svc+0x54/0x168 [ 428.679841][T13802] el0t_64_sync_handler+0x84/0x108 [ 428.680932][T13802] el0t_64_sync+0x190/0x194 [ 428.721848][T13802] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 428.724934][T13802] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 428.729071][ T2249] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 134ms [ 428.741965][ T2249] gfs2: fsid=syz:syz.0: jid=0: Done [ 428.743292][T13800] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 428.759479][T13800] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 428.936946][T13806] loop4: detected capacity change from 0 to 32768 [ 428.946262][T13806] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 428.956035][T13806] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 428.960821][T13806] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 428.963451][ T1744] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 428.964969][ T1744] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 428.969457][T13808] loop3: detected capacity change from 0 to 32768 [ 428.985562][T13808] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 428.994497][T13808] CPU: 1 UID: 0 PID: 13808 Comm: syz.3.1628 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 428.996684][T13808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 428.998815][T13808] Call trace: [ 428.999483][T13808] dump_backtrace+0x1b8/0x1e4 [ 429.000495][T13808] show_stack+0x2c/0x3c [ 429.001417][T13808] dump_stack_lvl+0xe4/0x150 [ 429.002308][T13808] dump_stack+0x1c/0x28 [ 429.003185][T13808] sysfs_create_dir_ns+0x278/0x318 [ 429.004280][T13808] kobject_add_internal+0x598/0xb04 [ 429.005406][T13808] kobject_init_and_add+0x130/0x1a0 [ 429.006496][T13808] gfs2_sys_fs_add+0x1f8/0x3f4 [ 429.007457][T13808] gfs2_fill_super+0xe1c/0x1fac [ 429.008465][T13808] get_tree_bdev+0x320/0x470 [ 429.009433][T13808] gfs2_get_tree+0x54/0x1b4 [ 429.010369][T13808] vfs_get_tree+0x90/0x28c [ 429.011228][T13808] do_new_mount+0x278/0x900 [ 429.012189][T13808] path_mount+0x590/0xe04 [ 429.013075][T13808] __arm64_sys_mount+0x45c/0x5a8 [ 429.014024][T13808] invoke_syscall+0x98/0x2b8 [ 429.014982][T13808] el0_svc_common+0x130/0x23c [ 429.015910][T13808] do_el0_svc+0x48/0x58 [ 429.016783][T13808] el0_svc+0x54/0x168 [ 429.017659][T13808] el0t_64_sync_handler+0x84/0x108 [ 429.018769][T13808] el0t_64_sync+0x190/0x194 [ 429.028686][T13808] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 429.031580][T13808] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 429.072714][ T1744] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 107ms [ 429.074531][ T1744] gfs2: fsid=syz:syz.0: jid=0: Done [ 429.075729][T13806] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 429.090523][T13806] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 429.530478][T13828] loop3: detected capacity change from 0 to 32768 [ 429.565522][T13828] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 429.573463][T13828] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 429.589228][T13828] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 429.604593][T13830] loop4: detected capacity change from 0 to 32768 [ 429.609913][ T6424] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 429.612485][ T6424] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 429.615029][T13830] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 429.616651][T13830] CPU: 1 UID: 0 PID: 13830 Comm: syz.4.1633 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 429.618821][T13830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 429.620896][T13830] Call trace: [ 429.621554][T13830] dump_backtrace+0x1b8/0x1e4 [ 429.622582][T13830] show_stack+0x2c/0x3c [ 429.623530][T13830] dump_stack_lvl+0xe4/0x150 [ 429.624471][T13830] dump_stack+0x1c/0x28 [ 429.625309][T13830] sysfs_create_dir_ns+0x278/0x318 [ 429.626440][T13830] kobject_add_internal+0x598/0xb04 [ 429.627548][T13830] kobject_init_and_add+0x130/0x1a0 [ 429.628549][T13830] gfs2_sys_fs_add+0x1f8/0x3f4 [ 429.629582][T13830] gfs2_fill_super+0xe1c/0x1fac [ 429.630648][T13830] get_tree_bdev+0x320/0x470 [ 429.631605][T13830] gfs2_get_tree+0x54/0x1b4 [ 429.632539][T13830] vfs_get_tree+0x90/0x28c [ 429.633424][T13830] do_new_mount+0x278/0x900 [ 429.634474][T13830] path_mount+0x590/0xe04 [ 429.635364][T13830] __arm64_sys_mount+0x45c/0x5a8 [ 429.636341][T13830] invoke_syscall+0x98/0x2b8 [ 429.637324][T13830] el0_svc_common+0x130/0x23c [ 429.638269][T13830] do_el0_svc+0x48/0x58 [ 429.639182][T13830] el0_svc+0x54/0x168 [ 429.640014][T13830] el0t_64_sync_handler+0x84/0x108 [ 429.641124][T13830] el0t_64_sync+0x190/0x194 [ 429.643528][T13830] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 429.647622][T13830] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 429.718596][ T6424] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 106ms [ 429.725879][ T6424] gfs2: fsid=syz:syz.0: jid=0: Done [ 429.732117][T13828] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 430.002693][T13836] loop0: detected capacity change from 0 to 32768 [ 430.023803][T13836] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 430.048922][T13836] CPU: 0 UID: 0 PID: 13836 Comm: syz.0.1634 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 430.051227][T13836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 430.053346][T13836] Call trace: [ 430.054084][T13836] dump_backtrace+0x1b8/0x1e4 [ 430.055060][T13836] show_stack+0x2c/0x3c [ 430.055869][T13836] dump_stack_lvl+0xe4/0x150 [ 430.056801][T13836] dump_stack+0x1c/0x28 [ 430.057604][T13836] sysfs_create_dir_ns+0x278/0x318 [ 430.058661][T13836] kobject_add_internal+0x598/0xb04 [ 430.059801][T13836] kobject_init_and_add+0x130/0x1a0 [ 430.060850][T13836] gfs2_sys_fs_add+0x1f8/0x3f4 [ 430.061867][T13836] gfs2_fill_super+0xe1c/0x1fac [ 430.062905][T13836] get_tree_bdev+0x320/0x470 [ 430.063899][T13836] gfs2_get_tree+0x54/0x1b4 [ 430.064895][T13836] vfs_get_tree+0x90/0x28c [ 430.065789][T13836] do_new_mount+0x278/0x900 [ 430.066688][T13836] path_mount+0x590/0xe04 [ 430.067559][T13836] __arm64_sys_mount+0x45c/0x5a8 [ 430.068557][T13836] invoke_syscall+0x98/0x2b8 [ 430.069503][T13836] el0_svc_common+0x130/0x23c [ 430.070530][T13836] do_el0_svc+0x48/0x58 [ 430.071405][T13836] el0_svc+0x54/0x168 [ 430.072191][T13836] el0t_64_sync_handler+0x84/0x108 [ 430.073331][T13836] el0t_64_sync+0x190/0x194 [ 430.156802][T13836] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 430.159740][T13836] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 430.218890][T13840] loop4: detected capacity change from 0 to 32768 [ 430.239856][T13840] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 430.241597][T13840] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 430.311686][T13840] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 430.314980][ T2249] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 430.319023][ T2249] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 430.454773][T13842] loop1: detected capacity change from 0 to 32768 [ 430.466695][T13842] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 430.468362][T13842] CPU: 1 UID: 0 PID: 13842 Comm: syz.1.1636 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 430.470571][T13842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 430.472764][T13842] Call trace: [ 430.473479][T13842] dump_backtrace+0x1b8/0x1e4 [ 430.474400][T13842] show_stack+0x2c/0x3c [ 430.475264][T13842] dump_stack_lvl+0xe4/0x150 [ 430.476268][T13842] dump_stack+0x1c/0x28 [ 430.477169][T13842] sysfs_create_dir_ns+0x278/0x318 [ 430.478238][T13842] kobject_add_internal+0x598/0xb04 [ 430.479368][T13842] kobject_init_and_add+0x130/0x1a0 [ 430.480412][T13842] gfs2_sys_fs_add+0x1f8/0x3f4 [ 430.481389][T13842] gfs2_fill_super+0xe1c/0x1fac [ 430.482338][T13842] get_tree_bdev+0x320/0x470 [ 430.483335][T13842] gfs2_get_tree+0x54/0x1b4 [ 430.484405][T13842] vfs_get_tree+0x90/0x28c [ 430.485373][T13842] do_new_mount+0x278/0x900 [ 430.486280][T13842] path_mount+0x590/0xe04 [ 430.487180][T13842] __arm64_sys_mount+0x45c/0x5a8 [ 430.488284][T13842] invoke_syscall+0x98/0x2b8 [ 430.489270][T13842] el0_svc_common+0x130/0x23c [ 430.490237][T13842] do_el0_svc+0x48/0x58 [ 430.491147][T13842] el0_svc+0x54/0x168 [ 430.492029][T13842] el0t_64_sync_handler+0x84/0x108 [ 430.493089][T13842] el0t_64_sync+0x190/0x194 [ 430.498936][ T2249] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 179ms [ 430.500067][T13842] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 430.503613][T13842] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 430.512687][ T2249] gfs2: fsid=syz:syz.0: jid=0: Done [ 430.520564][T13840] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 431.104438][T13856] loop1: detected capacity change from 0 to 32768 [ 431.110232][T13852] loop0: detected capacity change from 0 to 32768 [ 431.152123][T13856] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 431.154195][T13856] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 431.180787][T13852] workqueue: Failed to create a rescuer kthread for wq "gfs2-delete/syz:syz": -EINTR [ 431.241460][T13860] loop4: detected capacity change from 0 to 32768 [ 431.471634][T13860] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 431.473302][T13860] CPU: 1 UID: 0 PID: 13860 Comm: syz.4.1641 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 431.473580][T13856] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 431.475553][T13860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 431.475567][T13860] Call trace: [ 431.475573][T13860] dump_backtrace+0x1b8/0x1e4 [ 431.475590][T13860] show_stack+0x2c/0x3c [ 431.475600][T13860] dump_stack_lvl+0xe4/0x150 [ 431.475613][T13860] dump_stack+0x1c/0x28 [ 431.475624][T13860] sysfs_create_dir_ns+0x278/0x318 [ 431.475638][T13860] kobject_add_internal+0x598/0xb04 [ 431.475650][T13860] kobject_init_and_add+0x130/0x1a0 [ 431.475660][T13860] gfs2_sys_fs_add+0x1f8/0x3f4 [ 431.487591][T13860] gfs2_fill_super+0xe1c/0x1fac [ 431.488564][T13860] get_tree_bdev+0x320/0x470 [ 431.489525][T13860] gfs2_get_tree+0x54/0x1b4 [ 431.490431][T13860] vfs_get_tree+0x90/0x28c [ 431.491379][T13860] do_new_mount+0x278/0x900 [ 431.492330][T13860] path_mount+0x590/0xe04 [ 431.493226][T13860] __arm64_sys_mount+0x45c/0x5a8 [ 431.494196][T13860] invoke_syscall+0x98/0x2b8 [ 431.495105][T13860] el0_svc_common+0x130/0x23c [ 431.496134][T13860] do_el0_svc+0x48/0x58 [ 431.497026][T13860] el0_svc+0x54/0x168 [ 431.497831][T13860] el0t_64_sync_handler+0x84/0x108 [ 431.498869][T13860] el0t_64_sync+0x190/0x194 [ 431.674066][T13862] loop2: detected capacity change from 0 to 32768 [ 431.716088][T13868] loop3: detected capacity change from 0 to 32768 [ 431.749669][T13860] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 431.752730][T13860] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 431.762525][T13868] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 431.764177][T13868] CPU: 1 UID: 0 PID: 13868 Comm: syz.3.1644 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 431.766304][T13868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 431.768386][T13868] Call trace: [ 431.769121][T13868] dump_backtrace+0x1b8/0x1e4 [ 431.770135][T13868] show_stack+0x2c/0x3c [ 431.770990][T13868] dump_stack_lvl+0xe4/0x150 [ 431.771964][T13868] dump_stack+0x1c/0x28 [ 431.772864][T13868] sysfs_create_dir_ns+0x278/0x318 [ 431.773901][T13868] kobject_add_internal+0x598/0xb04 [ 431.774950][T13868] kobject_init_and_add+0x130/0x1a0 [ 431.776059][T13868] gfs2_sys_fs_add+0x1f8/0x3f4 [ 431.777065][T13868] gfs2_fill_super+0xe1c/0x1fac [ 431.777990][T13868] get_tree_bdev+0x320/0x470 [ 431.779013][T13868] gfs2_get_tree+0x54/0x1b4 [ 431.780006][T13868] vfs_get_tree+0x90/0x28c [ 431.780920][T13868] do_new_mount+0x278/0x900 [ 431.781810][T13868] path_mount+0x590/0xe04 [ 431.782696][T13868] __arm64_sys_mount+0x45c/0x5a8 [ 431.783754][T13868] invoke_syscall+0x98/0x2b8 [ 431.784782][T13868] el0_svc_common+0x130/0x23c [ 431.785759][T13868] do_el0_svc+0x48/0x58 [ 431.786615][T13868] el0_svc+0x54/0x168 [ 431.787456][T13868] el0t_64_sync_handler+0x84/0x108 [ 431.788517][T13868] el0t_64_sync+0x190/0x194 [ 431.794758][T13868] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 431.798958][T13868] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 431.814191][T13862] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 431.818090][T13862] CPU: 0 UID: 0 PID: 13862 Comm: syz.2.1642 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 431.820333][T13862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 431.822472][T13862] Call trace: [ 431.823203][T13862] dump_backtrace+0x1b8/0x1e4 [ 431.824205][T13862] show_stack+0x2c/0x3c [ 431.825150][T13862] dump_stack_lvl+0xe4/0x150 [ 431.826158][T13862] dump_stack+0x1c/0x28 [ 431.827016][T13862] sysfs_create_dir_ns+0x278/0x318 [ 431.828121][T13862] kobject_add_internal+0x598/0xb04 [ 431.829200][T13862] kobject_init_and_add+0x130/0x1a0 [ 431.830330][T13862] gfs2_sys_fs_add+0x1f8/0x3f4 [ 431.831376][T13862] gfs2_fill_super+0xe1c/0x1fac [ 431.832323][T13862] get_tree_bdev+0x320/0x470 [ 431.833324][T13862] gfs2_get_tree+0x54/0x1b4 [ 431.834244][T13862] vfs_get_tree+0x90/0x28c [ 431.835228][T13862] do_new_mount+0x278/0x900 [ 431.836205][T13862] path_mount+0x590/0xe04 [ 431.837134][T13862] __arm64_sys_mount+0x45c/0x5a8 [ 431.838262][T13862] invoke_syscall+0x98/0x2b8 [ 431.839198][T13862] el0_svc_common+0x130/0x23c [ 431.840137][T13862] do_el0_svc+0x48/0x58 [ 431.841045][T13862] el0_svc+0x54/0x168 [ 431.841836][T13862] el0t_64_sync_handler+0x84/0x108 [ 431.842941][T13862] el0t_64_sync+0x190/0x194 [ 431.846573][T13862] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 431.849464][T13862] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 431.956406][ T1744] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 431.957890][ T1744] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 432.014067][ T1744] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 56ms [ 432.020669][ T1744] gfs2: fsid=syz:syz.0: jid=0: Done [ 432.021747][T13856] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 432.027431][T13856] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 432.484072][T13878] loop0: detected capacity change from 0 to 32768 [ 432.487950][T13884] loop2: detected capacity change from 0 to 32768 [ 432.509541][T13878] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 432.514249][T13878] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 432.522691][T13884] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 432.524499][T13884] CPU: 0 UID: 0 PID: 13884 Comm: syz.2.1649 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 432.526701][T13884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 432.528641][T13884] Call trace: [ 432.529301][T13884] dump_backtrace+0x1b8/0x1e4 [ 432.530261][T13884] show_stack+0x2c/0x3c [ 432.531150][T13884] dump_stack_lvl+0xe4/0x150 [ 432.532185][T13884] dump_stack+0x1c/0x28 [ 432.533075][T13884] sysfs_create_dir_ns+0x278/0x318 [ 432.534190][T13884] kobject_add_internal+0x598/0xb04 [ 432.535278][T13884] kobject_init_and_add+0x130/0x1a0 [ 432.536363][T13884] gfs2_sys_fs_add+0x1f8/0x3f4 [ 432.537312][T13884] gfs2_fill_super+0xe1c/0x1fac [ 432.538339][T13884] get_tree_bdev+0x320/0x470 [ 432.539163][T13884] gfs2_get_tree+0x54/0x1b4 [ 432.540162][T13884] vfs_get_tree+0x90/0x28c [ 432.541104][T13884] do_new_mount+0x278/0x900 [ 432.542087][T13884] path_mount+0x590/0xe04 [ 432.543016][T13884] __arm64_sys_mount+0x45c/0x5a8 [ 432.544157][T13884] invoke_syscall+0x98/0x2b8 [ 432.545150][T13884] el0_svc_common+0x130/0x23c [ 432.546099][T13884] do_el0_svc+0x48/0x58 [ 432.547080][T13884] el0_svc+0x54/0x168 [ 432.547969][T13884] el0t_64_sync_handler+0x84/0x108 [ 432.549186][T13884] el0t_64_sync+0x190/0x194 [ 432.558116][T13878] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 432.563125][T13803] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 432.564847][T13803] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 432.586772][T13882] loop3: detected capacity change from 0 to 32768 [ 432.595643][T13882] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 432.597420][T13882] CPU: 1 UID: 0 PID: 13882 Comm: syz.3.1647 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 432.599662][T13882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 432.601655][T13882] Call trace: [ 432.602323][T13882] dump_backtrace+0x1b8/0x1e4 [ 432.603262][T13882] show_stack+0x2c/0x3c [ 432.604131][T13882] dump_stack_lvl+0xe4/0x150 [ 432.605085][T13882] dump_stack+0x1c/0x28 [ 432.606046][T13882] sysfs_create_dir_ns+0x278/0x318 [ 432.607046][T13882] kobject_add_internal+0x598/0xb04 [ 432.608182][T13882] kobject_init_and_add+0x130/0x1a0 [ 432.609344][T13882] gfs2_sys_fs_add+0x1f8/0x3f4 [ 432.610341][T13882] gfs2_fill_super+0xe1c/0x1fac [ 432.611348][T13882] get_tree_bdev+0x320/0x470 [ 432.612363][T13882] gfs2_get_tree+0x54/0x1b4 [ 432.613348][T13882] vfs_get_tree+0x90/0x28c [ 432.614246][T13882] do_new_mount+0x278/0x900 [ 432.615216][T13882] path_mount+0x590/0xe04 [ 432.616065][T13882] __arm64_sys_mount+0x45c/0x5a8 [ 432.617119][T13882] invoke_syscall+0x98/0x2b8 [ 432.618011][T13882] el0_svc_common+0x130/0x23c [ 432.618942][T13882] do_el0_svc+0x48/0x58 [ 432.619911][T13882] el0_svc+0x54/0x168 [ 432.620772][T13882] el0t_64_sync_handler+0x84/0x108 [ 432.621768][T13882] el0t_64_sync+0x190/0x194 [ 432.624872][T13882] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 432.627572][T13882] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 432.629891][T13884] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 432.633162][T13884] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 432.664863][T13803] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 100ms [ 432.669151][T13803] gfs2: fsid=syz:syz.0: jid=0: Done [ 432.671546][T13878] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 432.675242][T13878] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 432.944144][T13889] loop1: detected capacity change from 0 to 32768 [ 433.091581][T13889] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR [ 433.130926][ T2342] ieee802154 phy0 wpan0: encryption failed: -22 [ 433.134116][ T2342] ieee802154 phy1 wpan1: encryption failed: -22 1970/01/01 00:07:13 executed programs: 1650 [ 433.253892][T13902] loop0: detected capacity change from 0 to 32768 [ 433.280466][T13902] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 433.282194][T13902] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 433.300797][T13902] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 433.313389][T13803] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 433.322685][T13803] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 433.341589][T13905] loop4: detected capacity change from 0 to 32768 [ 433.368780][T13905] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 433.370509][T13905] CPU: 1 UID: 0 PID: 13905 Comm: syz.4.1654 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 433.372810][T13905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 433.374855][T13905] Call trace: [ 433.375555][T13905] dump_backtrace+0x1b8/0x1e4 [ 433.376508][T13905] show_stack+0x2c/0x3c [ 433.377362][T13905] dump_stack_lvl+0xe4/0x150 [ 433.378349][T13905] dump_stack+0x1c/0x28 [ 433.379197][T13905] sysfs_create_dir_ns+0x278/0x318 [ 433.380219][T13905] kobject_add_internal+0x598/0xb04 [ 433.381447][T13905] kobject_init_and_add+0x130/0x1a0 [ 433.382506][T13905] gfs2_sys_fs_add+0x1f8/0x3f4 [ 433.383535][T13905] gfs2_fill_super+0xe1c/0x1fac [ 433.384584][T13905] get_tree_bdev+0x320/0x470 [ 433.385604][T13905] gfs2_get_tree+0x54/0x1b4 [ 433.386578][T13905] vfs_get_tree+0x90/0x28c [ 433.387639][T13905] do_new_mount+0x278/0x900 [ 433.388618][T13905] path_mount+0x590/0xe04 [ 433.389584][T13905] __arm64_sys_mount+0x45c/0x5a8 [ 433.390670][T13905] invoke_syscall+0x98/0x2b8 [ 433.391778][T13905] el0_svc_common+0x130/0x23c [ 433.392827][T13905] do_el0_svc+0x48/0x58 [ 433.393732][T13905] el0_svc+0x54/0x168 [ 433.394563][T13905] el0t_64_sync_handler+0x84/0x108 [ 433.395641][T13905] el0t_64_sync+0x190/0x194 [ 433.397022][T13905] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 433.400142][T13905] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 433.447335][T13803] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 124ms [ 433.451471][T13803] gfs2: fsid=syz:syz.0: jid=0: Done [ 433.454253][T13902] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 433.888431][T13909] loop1: detected capacity change from 0 to 32768 [ 433.902158][T13909] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 433.904056][T13909] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 433.920640][T13909] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 433.928807][ T6509] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 433.930427][ T6509] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 433.997706][ T6509] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 67ms [ 434.004583][ T6509] gfs2: fsid=syz:syz.0: jid=0: Done [ 434.009218][T13909] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 434.348853][T13917] loop3: detected capacity change from 0 to 32768 [ 434.397988][T13917] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR [ 434.585548][T13927] loop4: detected capacity change from 0 to 32768 [ 434.606579][T13927] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 434.608290][T13927] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 434.633648][T13923] loop0: detected capacity change from 0 to 32768 [ 434.638729][T13919] loop2: detected capacity change from 0 to 32768 [ 434.639242][T13927] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 434.655861][T13919] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 434.657496][T13919] CPU: 1 UID: 0 PID: 13919 Comm: syz.2.1659 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 434.659791][T13919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 434.662010][T13919] Call trace: [ 434.662688][T13919] dump_backtrace+0x1b8/0x1e4 [ 434.663750][T13919] show_stack+0x2c/0x3c [ 434.664606][T13919] dump_stack_lvl+0xe4/0x150 [ 434.665620][T13919] dump_stack+0x1c/0x28 [ 434.666499][T13919] sysfs_create_dir_ns+0x278/0x318 [ 434.667599][T13919] kobject_add_internal+0x598/0xb04 [ 434.668654][T13919] kobject_init_and_add+0x130/0x1a0 [ 434.669793][T13919] gfs2_sys_fs_add+0x1f8/0x3f4 [ 434.670845][T13919] gfs2_fill_super+0xe1c/0x1fac [ 434.671888][T13919] get_tree_bdev+0x320/0x470 [ 434.672857][T13919] gfs2_get_tree+0x54/0x1b4 [ 434.673888][T13919] vfs_get_tree+0x90/0x28c [ 434.674791][T13919] do_new_mount+0x278/0x900 [ 434.675784][T13919] path_mount+0x590/0xe04 [ 434.676709][T13919] __arm64_sys_mount+0x45c/0x5a8 [ 434.677699][T13919] invoke_syscall+0x98/0x2b8 [ 434.678612][T13919] el0_svc_common+0x130/0x23c [ 434.679660][T13919] do_el0_svc+0x48/0x58 [ 434.680583][T13919] el0_svc+0x54/0x168 [ 434.681382][T13919] el0t_64_sync_handler+0x84/0x108 [ 434.682433][T13919] el0t_64_sync+0x190/0x194 [ 434.683932][T13923] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 434.685005][ T6424] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 434.685523][T13923] CPU: 1 UID: 0 PID: 13923 Comm: syz.0.1658 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 434.686909][ T6424] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 434.689060][T13923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 434.692537][T13923] Call trace: [ 434.693287][T13923] dump_backtrace+0x1b8/0x1e4 [ 434.694374][T13923] show_stack+0x2c/0x3c [ 434.695307][T13923] dump_stack_lvl+0xe4/0x150 [ 434.696285][T13923] dump_stack+0x1c/0x28 [ 434.697208][T13923] sysfs_create_dir_ns+0x278/0x318 [ 434.698285][T13923] kobject_add_internal+0x598/0xb04 [ 434.699311][T13923] kobject_init_and_add+0x130/0x1a0 [ 434.700364][T13923] gfs2_sys_fs_add+0x1f8/0x3f4 [ 434.701249][T13923] gfs2_fill_super+0xe1c/0x1fac [ 434.702261][T13923] get_tree_bdev+0x320/0x470 [ 434.703173][T13923] gfs2_get_tree+0x54/0x1b4 [ 434.704149][T13923] vfs_get_tree+0x90/0x28c [ 434.705015][T13923] do_new_mount+0x278/0x900 [ 434.705924][T13923] path_mount+0x590/0xe04 [ 434.706753][T13923] __arm64_sys_mount+0x45c/0x5a8 [ 434.707907][T13923] invoke_syscall+0x98/0x2b8 [ 434.708950][T13923] el0_svc_common+0x130/0x23c [ 434.709919][T13923] do_el0_svc+0x48/0x58 [ 434.710813][T13923] el0_svc+0x54/0x168 [ 434.711691][T13923] el0t_64_sync_handler+0x84/0x108 [ 434.712777][T13923] el0t_64_sync+0x190/0x194 [ 434.726406][ T6424] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 39ms [ 434.728130][ T6424] gfs2: fsid=syz:syz.0: jid=0: Done [ 434.729635][T13927] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 434.801401][T13923] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 434.805588][T13923] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 434.806080][T13919] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 434.809700][T13919] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 435.070169][T13929] loop3: detected capacity change from 0 to 32768 [ 435.088600][T13929] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 435.093766][T13929] CPU: 1 UID: 0 PID: 13929 Comm: syz.3.1662 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 435.096006][T13929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 435.098066][T13929] Call trace: [ 435.098771][T13929] dump_backtrace+0x1b8/0x1e4 [ 435.099728][T13929] show_stack+0x2c/0x3c [ 435.100643][T13929] dump_stack_lvl+0xe4/0x150 [ 435.101637][T13929] dump_stack+0x1c/0x28 [ 435.102463][T13929] sysfs_create_dir_ns+0x278/0x318 [ 435.103445][T13929] kobject_add_internal+0x598/0xb04 [ 435.104586][T13929] kobject_init_and_add+0x130/0x1a0 [ 435.105688][T13929] gfs2_sys_fs_add+0x1f8/0x3f4 [ 435.106726][T13929] gfs2_fill_super+0xe1c/0x1fac [ 435.107764][T13929] get_tree_bdev+0x320/0x470 [ 435.108754][T13929] gfs2_get_tree+0x54/0x1b4 [ 435.109648][T13929] vfs_get_tree+0x90/0x28c [ 435.110590][T13929] do_new_mount+0x278/0x900 [ 435.111616][T13929] path_mount+0x590/0xe04 [ 435.112531][T13929] __arm64_sys_mount+0x45c/0x5a8 [ 435.113645][T13929] invoke_syscall+0x98/0x2b8 [ 435.114675][T13929] el0_svc_common+0x130/0x23c [ 435.115706][T13929] do_el0_svc+0x48/0x58 [ 435.116542][T13929] el0_svc+0x54/0x168 [ 435.117422][T13929] el0t_64_sync_handler+0x84/0x108 [ 435.118484][T13929] el0t_64_sync+0x190/0x194 [ 435.123220][T13929] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 435.126301][T13929] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 435.134607][T13936] loop1: detected capacity change from 0 to 32768 [ 435.164735][T13936] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 435.166477][T13936] CPU: 1 UID: 0 PID: 13936 Comm: syz.1.1660 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 435.168652][T13936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 435.170684][T13936] Call trace: [ 435.171398][T13936] dump_backtrace+0x1b8/0x1e4 [ 435.172389][T13936] show_stack+0x2c/0x3c [ 435.173303][T13936] dump_stack_lvl+0xe4/0x150 [ 435.174274][T13936] dump_stack+0x1c/0x28 [ 435.175103][T13936] sysfs_create_dir_ns+0x278/0x318 [ 435.176207][T13936] kobject_add_internal+0x598/0xb04 [ 435.177349][T13936] kobject_init_and_add+0x130/0x1a0 [ 435.178418][T13936] gfs2_sys_fs_add+0x1f8/0x3f4 [ 435.179387][T13936] gfs2_fill_super+0xe1c/0x1fac [ 435.180517][T13936] get_tree_bdev+0x320/0x470 [ 435.181516][T13936] gfs2_get_tree+0x54/0x1b4 [ 435.182413][T13936] vfs_get_tree+0x90/0x28c [ 435.183308][T13936] do_new_mount+0x278/0x900 [ 435.184391][T13936] path_mount+0x590/0xe04 [ 435.185287][T13936] __arm64_sys_mount+0x45c/0x5a8 [ 435.186289][T13936] invoke_syscall+0x98/0x2b8 [ 435.187238][T13936] el0_svc_common+0x130/0x23c [ 435.188219][T13936] do_el0_svc+0x48/0x58 [ 435.189025][T13936] el0_svc+0x54/0x168 [ 435.189899][T13936] el0t_64_sync_handler+0x84/0x108 [ 435.190975][T13936] el0t_64_sync+0x190/0x194 [ 435.228140][T13936] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 435.231069][T13936] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 435.391780][T13946] loop0: detected capacity change from 0 to 32768 [ 435.426312][T13946] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 435.428115][T13946] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 435.501181][T13946] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 435.509553][T13803] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 435.511273][T13803] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 435.559234][T13803] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 47ms [ 435.561450][T13803] gfs2: fsid=syz:syz.0: jid=0: Done [ 435.562573][T13946] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 435.735678][T13952] loop4: detected capacity change from 0 to 32768 [ 435.780925][T13952] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 435.782568][T13952] CPU: 0 UID: 0 PID: 13952 Comm: syz.4.1665 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 435.784671][T13952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 435.786711][T13952] Call trace: [ 435.787321][T13952] dump_backtrace+0x1b8/0x1e4 [ 435.788256][T13952] show_stack+0x2c/0x3c [ 435.789115][T13952] dump_stack_lvl+0xe4/0x150 [ 435.790084][T13952] dump_stack+0x1c/0x28 [ 435.790982][T13952] sysfs_create_dir_ns+0x278/0x318 [ 435.792120][T13952] kobject_add_internal+0x598/0xb04 [ 435.793303][T13952] kobject_init_and_add+0x130/0x1a0 [ 435.794317][T13952] gfs2_sys_fs_add+0x1f8/0x3f4 [ 435.795261][T13952] gfs2_fill_super+0xe1c/0x1fac [ 435.796247][T13952] get_tree_bdev+0x320/0x470 [ 435.797157][T13952] gfs2_get_tree+0x54/0x1b4 [ 435.798062][T13952] vfs_get_tree+0x90/0x28c [ 435.798924][T13952] do_new_mount+0x278/0x900 [ 435.800020][T13952] path_mount+0x590/0xe04 [ 435.800928][T13952] __arm64_sys_mount+0x45c/0x5a8 [ 435.802010][T13952] invoke_syscall+0x98/0x2b8 [ 435.802999][T13952] el0_svc_common+0x130/0x23c [ 435.803974][T13952] do_el0_svc+0x48/0x58 [ 435.804826][T13952] el0_svc+0x54/0x168 [ 435.805647][T13952] el0t_64_sync_handler+0x84/0x108 [ 435.806714][T13952] el0t_64_sync+0x190/0x194 [ 435.824451][T13952] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 435.829608][T13952] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 436.125287][T13956] loop1: detected capacity change from 0 to 32768 [ 436.172825][T13950] loop3: detected capacity change from 0 to 32768 [ 436.181876][T13956] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 436.183794][T13956] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 436.186809][T13950] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR [ 436.208741][T13956] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 436.213599][T13803] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 436.215222][T13803] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 436.283295][T13803] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 68ms [ 436.287538][T13803] gfs2: fsid=syz:syz.0: jid=0: Done [ 436.289973][T13956] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 436.567762][T13962] loop2: detected capacity change from 0 to 32768 [ 436.595032][T13962] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 436.596799][T13962] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 436.601224][T13962] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 436.611074][T13803] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 436.612603][T13803] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 436.657041][T13964] loop0: detected capacity change from 0 to 32768 [ 436.680428][T13803] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 67ms [ 436.684636][T13803] gfs2: fsid=syz:syz.0: jid=0: Done [ 436.685827][T13962] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 436.688658][T13964] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 436.689742][T13962] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 436.690668][T13964] CPU: 1 UID: 0 PID: 13964 Comm: syz.0.1668 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 436.693720][T13964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 436.695824][T13964] Call trace: [ 436.696487][T13964] dump_backtrace+0x1b8/0x1e4 [ 436.697520][T13964] show_stack+0x2c/0x3c [ 436.698375][T13964] dump_stack_lvl+0xe4/0x150 [ 436.699270][T13964] dump_stack+0x1c/0x28 [ 436.700175][T13964] sysfs_create_dir_ns+0x278/0x318 [ 436.701257][T13964] kobject_add_internal+0x598/0xb04 [ 436.702330][T13964] kobject_init_and_add+0x130/0x1a0 [ 436.703380][T13964] gfs2_sys_fs_add+0x1f8/0x3f4 [ 436.704365][T13964] gfs2_fill_super+0xe1c/0x1fac [ 436.705401][T13964] get_tree_bdev+0x320/0x470 [ 436.706319][T13964] gfs2_get_tree+0x54/0x1b4 [ 436.707280][T13964] vfs_get_tree+0x90/0x28c [ 436.708169][T13964] do_new_mount+0x278/0x900 [ 436.709113][T13964] path_mount+0x590/0xe04 [ 436.709989][T13964] __arm64_sys_mount+0x45c/0x5a8 [ 436.711033][T13964] invoke_syscall+0x98/0x2b8 [ 436.712020][T13964] el0_svc_common+0x130/0x23c [ 436.712956][T13964] do_el0_svc+0x48/0x58 [ 436.713767][T13964] el0_svc+0x54/0x168 [ 436.714668][T13964] el0t_64_sync_handler+0x84/0x108 [ 436.715779][T13964] el0t_64_sync+0x190/0x194 [ 436.719561][T13964] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 436.722746][T13964] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 436.740751][T13966] loop4: detected capacity change from 0 to 32768 [ 436.758297][T13966] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 436.775415][T13966] CPU: 1 UID: 0 PID: 13966 Comm: syz.4.1670 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 436.777708][T13966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 436.779832][T13966] Call trace: [ 436.780508][T13966] dump_backtrace+0x1b8/0x1e4 [ 436.781391][T13966] show_stack+0x2c/0x3c [ 436.782245][T13966] dump_stack_lvl+0xe4/0x150 [ 436.783175][T13966] dump_stack+0x1c/0x28 [ 436.784032][T13966] sysfs_create_dir_ns+0x278/0x318 [ 436.785094][T13966] kobject_add_internal+0x598/0xb04 [ 436.786104][T13966] kobject_init_and_add+0x130/0x1a0 [ 436.787093][T13966] gfs2_sys_fs_add+0x1f8/0x3f4 [ 436.788038][T13966] gfs2_fill_super+0xe1c/0x1fac [ 436.789051][T13966] get_tree_bdev+0x320/0x470 [ 436.790066][T13966] gfs2_get_tree+0x54/0x1b4 [ 436.791088][T13966] vfs_get_tree+0x90/0x28c [ 436.792026][T13966] do_new_mount+0x278/0x900 [ 436.792962][T13966] path_mount+0x590/0xe04 [ 436.793828][T13966] __arm64_sys_mount+0x45c/0x5a8 [ 436.794845][T13966] invoke_syscall+0x98/0x2b8 [ 436.795837][T13966] el0_svc_common+0x130/0x23c [ 436.796785][T13966] do_el0_svc+0x48/0x58 [ 436.797612][T13966] el0_svc+0x54/0x168 [ 436.798401][T13966] el0t_64_sync_handler+0x84/0x108 [ 436.799484][T13966] el0t_64_sync+0x190/0x194 [ 436.803234][T13966] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 436.806224][T13966] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 436.950413][T13971] loop3: detected capacity change from 0 to 32768 [ 437.026626][T13971] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 437.028335][T13971] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 437.082379][T13971] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 437.089193][ T6509] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 437.090707][ T6509] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 437.094366][T13984] loop0: detected capacity change from 0 to 32768 [ 437.123835][T13984] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 437.125612][T13984] CPU: 0 UID: 0 PID: 13984 Comm: syz.0.1673 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 437.128007][T13984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 437.130255][T13984] Call trace: [ 437.131096][T13984] dump_backtrace+0x1b8/0x1e4 [ 437.132129][T13984] show_stack+0x2c/0x3c [ 437.133024][T13984] dump_stack_lvl+0xe4/0x150 [ 437.134153][T13984] dump_stack+0x1c/0x28 [ 437.135018][T13984] sysfs_create_dir_ns+0x278/0x318 [ 437.136168][T13984] kobject_add_internal+0x598/0xb04 [ 437.137348][T13984] kobject_init_and_add+0x130/0x1a0 [ 437.138453][T13984] gfs2_sys_fs_add+0x1f8/0x3f4 [ 437.139513][T13984] gfs2_fill_super+0xe1c/0x1fac [ 437.140680][T13984] get_tree_bdev+0x320/0x470 [ 437.141656][T13984] gfs2_get_tree+0x54/0x1b4 [ 437.142724][T13984] vfs_get_tree+0x90/0x28c [ 437.143739][T13984] do_new_mount+0x278/0x900 [ 437.144730][T13984] path_mount+0x590/0xe04 [ 437.145722][T13984] __arm64_sys_mount+0x45c/0x5a8 [ 437.146871][T13984] invoke_syscall+0x98/0x2b8 [ 437.147968][T13984] el0_svc_common+0x130/0x23c [ 437.149036][T13984] do_el0_svc+0x48/0x58 [ 437.149949][T13984] el0_svc+0x54/0x168 [ 437.150829][T13984] el0t_64_sync_handler+0x84/0x108 [ 437.151957][T13984] el0t_64_sync+0x190/0x194 [ 437.153173][T13984] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 437.156470][T13984] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 437.175707][ T6509] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 84ms [ 437.178578][ T6509] gfs2: fsid=syz:syz.0: jid=0: Done [ 437.179746][T13971] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 437.184140][T13971] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 437.443712][T13982] loop1: detected capacity change from 0 to 32768 [ 437.494120][T13982] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 437.496118][T13982] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 437.499855][T13982] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 437.502146][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 437.504493][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 437.571185][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 66ms [ 437.572777][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 437.573942][T13982] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 438.213205][T13996] loop3: detected capacity change from 0 to 32768 [ 438.213837][T13997] loop0: detected capacity change from 0 to 32768 [ 438.241251][T13996] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 438.243083][T13996] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 438.265021][T13997] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 438.266701][T13997] CPU: 1 UID: 0 PID: 13997 Comm: syz.0.1677 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 438.269048][T13997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 438.270968][T13997] Call trace: [ 438.271725][T13997] dump_backtrace+0x1b8/0x1e4 [ 438.272767][T13997] show_stack+0x2c/0x3c [ 438.273706][T13997] dump_stack_lvl+0xe4/0x150 [ 438.274717][T13997] dump_stack+0x1c/0x28 [ 438.275636][T13997] sysfs_create_dir_ns+0x278/0x318 [ 438.276762][T13997] kobject_add_internal+0x598/0xb04 [ 438.277834][T13997] kobject_init_and_add+0x130/0x1a0 [ 438.278863][T13997] gfs2_sys_fs_add+0x1f8/0x3f4 [ 438.279909][T13997] gfs2_fill_super+0xe1c/0x1fac [ 438.280947][T13997] get_tree_bdev+0x320/0x470 [ 438.281941][T13997] gfs2_get_tree+0x54/0x1b4 [ 438.282990][T13997] vfs_get_tree+0x90/0x28c [ 438.283971][T13997] do_new_mount+0x278/0x900 [ 438.284981][T13997] path_mount+0x590/0xe04 [ 438.286022][T13997] __arm64_sys_mount+0x45c/0x5a8 [ 438.287100][T13997] invoke_syscall+0x98/0x2b8 [ 438.288042][T13997] el0_svc_common+0x130/0x23c [ 438.289086][T13997] do_el0_svc+0x48/0x58 [ 438.290046][T13997] el0_svc+0x54/0x168 [ 438.290899][T13997] el0t_64_sync_handler+0x84/0x108 [ 438.291981][T13997] el0t_64_sync+0x190/0x194 [ 438.326047][T13996] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 438.328664][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 438.330187][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 438.355402][T14006] loop1: detected capacity change from 0 to 32768 [ 438.366811][T14006] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 438.368457][T14006] CPU: 0 UID: 0 PID: 14006 Comm: syz.1.1678 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 438.370684][T14006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 438.372873][T14006] Call trace: [ 438.373631][T14006] dump_backtrace+0x1b8/0x1e4 [ 438.374714][T14006] show_stack+0x2c/0x3c [ 438.375663][T14006] dump_stack_lvl+0xe4/0x150 [ 438.376642][T14006] dump_stack+0x1c/0x28 [ 438.377567][T14006] sysfs_create_dir_ns+0x278/0x318 [ 438.378595][T14006] kobject_add_internal+0x598/0xb04 [ 438.378851][T13997] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 438.379656][T14006] kobject_init_and_add+0x130/0x1a0 [ 438.383592][T14006] gfs2_sys_fs_add+0x1f8/0x3f4 [ 438.384653][T14006] gfs2_fill_super+0xe1c/0x1fac [ 438.385703][T14006] get_tree_bdev+0x320/0x470 [ 438.386751][T14006] gfs2_get_tree+0x54/0x1b4 [ 438.387733][T14006] vfs_get_tree+0x90/0x28c [ 438.388740][T14006] do_new_mount+0x278/0x900 [ 438.389651][T14006] path_mount+0x590/0xe04 [ 438.390537][T14006] __arm64_sys_mount+0x45c/0x5a8 [ 438.391577][T14006] invoke_syscall+0x98/0x2b8 [ 438.392534][T14006] el0_svc_common+0x130/0x23c [ 438.393487][T14006] do_el0_svc+0x48/0x58 [ 438.394396][T14006] el0_svc+0x54/0x168 [ 438.395250][T14006] el0t_64_sync_handler+0x84/0x108 [ 438.396323][T14006] el0t_64_sync+0x190/0x194 [ 438.401806][T14006] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 438.405046][T14006] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 438.410756][T13997] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 438.435764][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 105ms [ 438.437324][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 438.441346][T13996] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 438.447424][T13996] gfs2: fsid=syz:syz.0: can't create logd thread: -4 1970/01/01 00:07:18 executed programs: 1676 [ 438.552351][T14008] loop2: detected capacity change from 0 to 32768 [ 438.604952][T14008] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 438.609186][T14008] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 438.709768][T14008] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 438.712271][ T2249] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 438.713704][ T2249] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 438.765112][ T2249] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 51ms [ 438.766848][ T2249] gfs2: fsid=syz:syz.0: jid=0: Done [ 438.785350][T14008] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 438.788083][T14008] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 439.354910][T14021] loop0: detected capacity change from 0 to 32768 [ 439.382407][T14021] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 439.384164][T14021] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 439.396802][T14021] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 439.399473][ T6509] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 439.400974][ T6509] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 439.482920][ T6509] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 81ms [ 439.484653][ T6509] gfs2: fsid=syz:syz.0: jid=0: Done [ 439.485798][T14021] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 439.672990][T14028] loop2: detected capacity change from 0 to 32768 [ 439.708492][T14026] loop3: detected capacity change from 0 to 32768 [ 439.739469][T14026] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 439.741126][T14026] CPU: 0 UID: 0 PID: 14026 Comm: syz.3.1683 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 439.743264][T14026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 439.744692][T14028] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 439.745303][T14026] Call trace: [ 439.747544][T14026] dump_backtrace+0x1b8/0x1e4 [ 439.748485][T14026] show_stack+0x2c/0x3c [ 439.749437][T14026] dump_stack_lvl+0xe4/0x150 [ 439.750375][T14026] dump_stack+0x1c/0x28 [ 439.751278][T14026] sysfs_create_dir_ns+0x278/0x318 [ 439.752411][T14026] kobject_add_internal+0x598/0xb04 [ 439.753510][T14026] kobject_init_and_add+0x130/0x1a0 [ 439.754645][T14026] gfs2_sys_fs_add+0x1f8/0x3f4 [ 439.755706][T14026] gfs2_fill_super+0xe1c/0x1fac [ 439.756788][T14026] get_tree_bdev+0x320/0x470 [ 439.757719][T14026] gfs2_get_tree+0x54/0x1b4 [ 439.758601][T14026] vfs_get_tree+0x90/0x28c [ 439.759499][T14026] do_new_mount+0x278/0x900 [ 439.760490][T14026] path_mount+0x590/0xe04 [ 439.761430][T14026] __arm64_sys_mount+0x45c/0x5a8 [ 439.762432][T14026] invoke_syscall+0x98/0x2b8 [ 439.763336][T14026] el0_svc_common+0x130/0x23c [ 439.764254][T14026] do_el0_svc+0x48/0x58 [ 439.765183][T14026] el0_svc+0x54/0x168 [ 439.766072][T14026] el0t_64_sync_handler+0x84/0x108 [ 439.767179][T14026] el0t_64_sync+0x190/0x194 [ 439.770014][T14028] CPU: 0 UID: 0 PID: 14028 Comm: syz.2.1685 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 439.772307][T14028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 439.774514][T14028] Call trace: [ 439.775247][T14028] dump_backtrace+0x1b8/0x1e4 [ 439.776191][T14028] show_stack+0x2c/0x3c [ 439.777107][T14028] dump_stack_lvl+0xe4/0x150 [ 439.778159][T14028] dump_stack+0x1c/0x28 [ 439.779095][T14028] sysfs_create_dir_ns+0x278/0x318 [ 439.780244][T14028] kobject_add_internal+0x598/0xb04 [ 439.781378][T14028] kobject_init_and_add+0x130/0x1a0 [ 439.782503][T14028] gfs2_sys_fs_add+0x1f8/0x3f4 [ 439.783482][T14028] gfs2_fill_super+0xe1c/0x1fac [ 439.784532][T14028] get_tree_bdev+0x320/0x470 [ 439.785491][T14028] gfs2_get_tree+0x54/0x1b4 [ 439.786612][T14028] vfs_get_tree+0x90/0x28c [ 439.787616][T14028] do_new_mount+0x278/0x900 [ 439.788684][T14028] path_mount+0x590/0xe04 [ 439.789586][T14028] __arm64_sys_mount+0x45c/0x5a8 [ 439.790697][T14028] invoke_syscall+0x98/0x2b8 [ 439.791657][T14028] el0_svc_common+0x130/0x23c [ 439.792661][T14028] do_el0_svc+0x48/0x58 [ 439.793525][T14028] el0_svc+0x54/0x168 [ 439.794367][T14028] el0t_64_sync_handler+0x84/0x108 [ 439.795553][T14028] el0t_64_sync+0x190/0x194 [ 439.800837][T14028] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 439.803706][T14028] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 439.816490][T14026] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 439.819418][T14026] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 439.949988][T14032] loop1: detected capacity change from 0 to 32768 [ 439.958583][T14032] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 439.960406][T14032] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 439.973761][T14032] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 439.998996][ T2249] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 440.000538][ T2249] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 440.042505][ T2249] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 41ms [ 440.046618][ T2249] gfs2: fsid=syz:syz.0: jid=0: Done [ 440.047846][T14032] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 440.484565][T14045] loop3: detected capacity change from 0 to 32768 [ 440.499263][T14045] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 440.504574][T14045] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 440.510989][T14046] loop2: detected capacity change from 0 to 32768 [ 440.520623][T14046] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 440.522294][T14046] CPU: 1 UID: 0 PID: 14046 Comm: syz.2.1688 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 440.524447][T14046] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 440.526670][T14046] Call trace: [ 440.527290][T14046] dump_backtrace+0x1b8/0x1e4 [ 440.528469][T14046] show_stack+0x2c/0x3c [ 440.529380][T14046] dump_stack_lvl+0xe4/0x150 [ 440.530319][T14046] dump_stack+0x1c/0x28 [ 440.531268][T14046] sysfs_create_dir_ns+0x278/0x318 [ 440.532374][T14046] kobject_add_internal+0x598/0xb04 [ 440.533476][T14046] kobject_init_and_add+0x130/0x1a0 [ 440.534644][T14046] gfs2_sys_fs_add+0x1f8/0x3f4 [ 440.535751][T14046] gfs2_fill_super+0xe1c/0x1fac [ 440.536852][T14046] get_tree_bdev+0x320/0x470 [ 440.537837][T14046] gfs2_get_tree+0x54/0x1b4 [ 440.538855][T14046] vfs_get_tree+0x90/0x28c [ 440.539896][T14046] do_new_mount+0x278/0x900 [ 440.540860][T14046] path_mount+0x590/0xe04 [ 440.541748][T14046] __arm64_sys_mount+0x45c/0x5a8 [ 440.542884][T14046] invoke_syscall+0x98/0x2b8 [ 440.543771][T14046] el0_svc_common+0x130/0x23c [ 440.544967][T14046] do_el0_svc+0x48/0x58 [ 440.545855][T14046] el0_svc+0x54/0x168 [ 440.546720][T14046] el0t_64_sync_handler+0x84/0x108 [ 440.547843][T14046] el0t_64_sync+0x190/0x194 [ 440.554868][T14046] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 440.557929][T14045] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 440.560795][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 440.562506][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 440.605331][T14046] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 440.634846][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 72ms [ 440.636510][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 440.637696][T14045] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 441.180768][T14056] loop1: detected capacity change from 0 to 32768 [ 441.192844][T14056] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 441.199856][T14056] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 441.209153][T14056] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 441.220788][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 441.222477][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 441.280783][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 58ms [ 441.287064][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 441.290913][T14056] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 441.346307][T14060] loop2: detected capacity change from 0 to 32768 [ 441.377525][T14060] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 441.381748][T14060] CPU: 1 UID: 0 PID: 14060 Comm: syz.2.1692 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 441.384195][T14060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 441.386644][T14060] Call trace: [ 441.387337][T14060] dump_backtrace+0x1b8/0x1e4 [ 441.388508][T14060] show_stack+0x2c/0x3c [ 441.389410][T14060] dump_stack_lvl+0xe4/0x150 [ 441.390489][T14060] dump_stack+0x1c/0x28 [ 441.391343][T14060] sysfs_create_dir_ns+0x278/0x318 [ 441.392534][T14060] kobject_add_internal+0x598/0xb04 [ 441.393709][T14060] kobject_init_and_add+0x130/0x1a0 [ 441.394912][T14060] gfs2_sys_fs_add+0x1f8/0x3f4 [ 441.395981][T14060] gfs2_fill_super+0xe1c/0x1fac [ 441.396998][T14060] get_tree_bdev+0x320/0x470 [ 441.398067][T14060] gfs2_get_tree+0x54/0x1b4 [ 441.399009][T14060] vfs_get_tree+0x90/0x28c [ 441.399969][T14060] do_new_mount+0x278/0x900 [ 441.400958][T14060] path_mount+0x590/0xe04 [ 441.401963][T14060] __arm64_sys_mount+0x45c/0x5a8 [ 441.403118][T14060] invoke_syscall+0x98/0x2b8 [ 441.404177][T14060] el0_svc_common+0x130/0x23c [ 441.405108][T14060] do_el0_svc+0x48/0x58 [ 441.405939][T14060] el0_svc+0x54/0x168 [ 441.406791][T14060] el0t_64_sync_handler+0x84/0x108 [ 441.407842][T14060] el0t_64_sync+0x190/0x194 [ 441.445346][T14062] loop0: detected capacity change from 0 to 32768 [ 441.461624][T14060] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 441.469419][T14062] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 441.473626][T14062] CPU: 0 UID: 0 PID: 14062 Comm: syz.0.1693 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 441.476128][T14062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 441.478322][T14062] Call trace: [ 441.479042][T14062] dump_backtrace+0x1b8/0x1e4 [ 441.479963][T14062] show_stack+0x2c/0x3c [ 441.480953][T14062] dump_stack_lvl+0xe4/0x150 [ 441.481978][T14062] dump_stack+0x1c/0x28 [ 441.482906][T14062] sysfs_create_dir_ns+0x278/0x318 [ 441.484127][T14062] kobject_add_internal+0x598/0xb04 [ 441.485170][T14062] kobject_init_and_add+0x130/0x1a0 [ 441.486209][T14062] gfs2_sys_fs_add+0x1f8/0x3f4 [ 441.487210][T14062] gfs2_fill_super+0xe1c/0x1fac [ 441.488299][T14062] get_tree_bdev+0x320/0x470 [ 441.489326][T14062] gfs2_get_tree+0x54/0x1b4 [ 441.490294][T14062] vfs_get_tree+0x90/0x28c [ 441.491386][T14062] do_new_mount+0x278/0x900 [ 441.492361][T14062] path_mount+0x590/0xe04 [ 441.493329][T14062] __arm64_sys_mount+0x45c/0x5a8 [ 441.494549][T14062] invoke_syscall+0x98/0x2b8 [ 441.495608][T14062] el0_svc_common+0x130/0x23c [ 441.496685][T14062] do_el0_svc+0x48/0x58 [ 441.497628][T14062] el0_svc+0x54/0x168 [ 441.498475][T14062] el0t_64_sync_handler+0x84/0x108 [ 441.499513][T14062] el0t_64_sync+0x190/0x194 [ 441.502303][T14060] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 441.531615][T14062] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 441.538266][T14062] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 441.688960][T14068] loop3: detected capacity change from 0 to 32768 [ 441.715731][T14068] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 441.717443][T14068] CPU: 0 UID: 0 PID: 14068 Comm: syz.3.1695 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 441.719632][T14068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 441.721814][T14068] Call trace: [ 441.722479][T14068] dump_backtrace+0x1b8/0x1e4 [ 441.723510][T14068] show_stack+0x2c/0x3c [ 441.724441][T14068] dump_stack_lvl+0xe4/0x150 [ 441.725444][T14068] dump_stack+0x1c/0x28 [ 441.726281][T14068] sysfs_create_dir_ns+0x278/0x318 [ 441.727295][T14068] kobject_add_internal+0x598/0xb04 [ 441.728322][T14068] kobject_init_and_add+0x130/0x1a0 [ 441.729489][T14068] gfs2_sys_fs_add+0x1f8/0x3f4 [ 441.730589][T14068] gfs2_fill_super+0xe1c/0x1fac [ 441.731678][T14068] get_tree_bdev+0x320/0x470 [ 441.732639][T14068] gfs2_get_tree+0x54/0x1b4 [ 441.733663][T14068] vfs_get_tree+0x90/0x28c [ 441.734598][T14068] do_new_mount+0x278/0x900 [ 441.735576][T14068] path_mount+0x590/0xe04 [ 441.736499][T14068] __arm64_sys_mount+0x45c/0x5a8 [ 441.737512][T14068] invoke_syscall+0x98/0x2b8 [ 441.738455][T14068] el0_svc_common+0x130/0x23c [ 441.739511][T14068] do_el0_svc+0x48/0x58 [ 441.740425][T14068] el0_svc+0x54/0x168 [ 441.741234][T14068] el0t_64_sync_handler+0x84/0x108 [ 441.742361][T14068] el0t_64_sync+0x190/0x194 [ 441.791701][T14068] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 441.796389][T14068] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 441.962049][T14076] loop0: detected capacity change from 0 to 32768 [ 441.982575][T14076] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 441.984445][T14076] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 442.009188][T14076] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 442.016797][T13803] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 442.018333][T13803] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 442.105158][T13803] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 86ms [ 442.106889][T13803] gfs2: fsid=syz:syz.0: jid=0: Done [ 442.109141][T14076] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 442.305600][T14079] loop2: detected capacity change from 0 to 32768 [ 442.341878][T14079] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 442.343622][T14079] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 442.359526][T14079] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 442.365659][T13803] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 442.367053][T13803] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 442.440033][T13803] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 72ms [ 442.442189][T13803] gfs2: fsid=syz:syz.0: jid=0: Done [ 442.443543][T14079] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 442.580849][T14087] loop3: detected capacity change from 0 to 32768 [ 442.596989][T14087] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 442.598598][T14087] CPU: 0 UID: 0 PID: 14087 Comm: syz.3.1699 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 442.600878][T14087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 442.602844][T14087] Call trace: [ 442.603565][T14087] dump_backtrace+0x1b8/0x1e4 [ 442.604556][T14087] show_stack+0x2c/0x3c [ 442.605364][T14087] dump_stack_lvl+0xe4/0x150 [ 442.606314][T14087] dump_stack+0x1c/0x28 [ 442.607206][T14087] sysfs_create_dir_ns+0x278/0x318 [ 442.608325][T14087] kobject_add_internal+0x598/0xb04 [ 442.609365][T14087] kobject_init_and_add+0x130/0x1a0 [ 442.610447][T14087] gfs2_sys_fs_add+0x1f8/0x3f4 [ 442.611354][T14087] gfs2_fill_super+0xe1c/0x1fac [ 442.612378][T14087] get_tree_bdev+0x320/0x470 [ 442.613379][T14087] gfs2_get_tree+0x54/0x1b4 [ 442.614421][T14087] vfs_get_tree+0x90/0x28c [ 442.615256][T14087] do_new_mount+0x278/0x900 [ 442.616146][T14087] path_mount+0x590/0xe04 [ 442.617099][T14087] __arm64_sys_mount+0x45c/0x5a8 [ 442.618176][T14087] invoke_syscall+0x98/0x2b8 [ 442.619198][T14087] el0_svc_common+0x130/0x23c [ 442.620313][T14087] do_el0_svc+0x48/0x58 [ 442.621281][T14087] el0_svc+0x54/0x168 [ 442.622197][T14087] el0t_64_sync_handler+0x84/0x108 [ 442.623324][T14087] el0t_64_sync+0x190/0x194 [ 442.625535][T14087] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 442.628420][T14087] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 443.165347][T14100] loop3: detected capacity change from 0 to 32768 [ 443.173599][T14096] loop0: detected capacity change from 0 to 32768 [ 443.224507][T14102] loop1: detected capacity change from 0 to 32768 [ 443.232111][T14096] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 443.234052][T14096] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 443.240609][T14096] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 443.246190][ T2249] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 443.247816][ T2249] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 443.254529][T14100] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 443.256241][T14100] CPU: 1 UID: 0 PID: 14100 Comm: syz.3.1702 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 443.258320][T14100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 443.260589][T14100] Call trace: [ 443.261319][T14100] dump_backtrace+0x1b8/0x1e4 [ 443.262245][T14100] show_stack+0x2c/0x3c [ 443.263171][T14100] dump_stack_lvl+0xe4/0x150 [ 443.264140][T14100] dump_stack+0x1c/0x28 [ 443.264956][T14100] sysfs_create_dir_ns+0x278/0x318 [ 443.266055][T14100] kobject_add_internal+0x598/0xb04 [ 443.267172][T14100] kobject_init_and_add+0x130/0x1a0 [ 443.268196][T14100] gfs2_sys_fs_add+0x1f8/0x3f4 [ 443.269199][T14100] gfs2_fill_super+0xe1c/0x1fac [ 443.270232][T14100] get_tree_bdev+0x320/0x470 [ 443.271162][T14100] gfs2_get_tree+0x54/0x1b4 [ 443.272011][T14100] vfs_get_tree+0x90/0x28c [ 443.272935][T14100] do_new_mount+0x278/0x900 [ 443.273876][T14100] path_mount+0x590/0xe04 [ 443.274775][T14100] __arm64_sys_mount+0x45c/0x5a8 [ 443.275850][T14100] invoke_syscall+0x98/0x2b8 [ 443.276810][T14100] el0_svc_common+0x130/0x23c [ 443.277741][T14100] do_el0_svc+0x48/0x58 [ 443.278636][T14100] el0_svc+0x54/0x168 [ 443.279572][T14100] el0t_64_sync_handler+0x84/0x108 [ 443.280654][T14100] el0t_64_sync+0x190/0x194 [ 443.287346][T14100] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 443.290903][T14102] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 443.292947][T14102] CPU: 0 UID: 0 PID: 14102 Comm: syz.1.1704 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 443.295122][T14102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 443.296593][T14100] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 443.297294][T14102] Call trace: [ 443.297304][T14102] dump_backtrace+0x1b8/0x1e4 [ 443.300468][T14102] show_stack+0x2c/0x3c [ 443.301258][T14102] dump_stack_lvl+0xe4/0x150 [ 443.302268][T14102] dump_stack+0x1c/0x28 [ 443.303183][T14102] sysfs_create_dir_ns+0x278/0x318 [ 443.304264][T14102] kobject_add_internal+0x598/0xb04 [ 443.305324][T14102] kobject_init_and_add+0x130/0x1a0 [ 443.306354][T14102] gfs2_sys_fs_add+0x1f8/0x3f4 [ 443.307391][T14102] gfs2_fill_super+0xe1c/0x1fac [ 443.308372][T14102] get_tree_bdev+0x320/0x470 [ 443.309340][T14102] gfs2_get_tree+0x54/0x1b4 [ 443.310334][T14102] vfs_get_tree+0x90/0x28c [ 443.311294][T14102] do_new_mount+0x278/0x900 [ 443.312173][T14102] path_mount+0x590/0xe04 [ 443.313108][T14102] __arm64_sys_mount+0x45c/0x5a8 [ 443.314153][T14102] invoke_syscall+0x98/0x2b8 [ 443.315062][T14102] el0_svc_common+0x130/0x23c [ 443.315921][T14102] do_el0_svc+0x48/0x58 [ 443.316845][T14102] el0_svc+0x54/0x168 [ 443.317728][T14102] el0t_64_sync_handler+0x84/0x108 [ 443.318754][T14102] el0t_64_sync+0x190/0x194 [ 443.377065][T14102] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 443.392462][T14102] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 443.395064][ T2249] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 147ms [ 443.409455][ T2249] gfs2: fsid=syz:syz.0: jid=0: Done [ 443.415148][T14096] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 443.420061][T14096] gfs2: fsid=syz:syz.0: can't create logd thread: -4 1970/01/01 00:07:23 executed programs: 1702 [ 443.808517][T14106] loop2: detected capacity change from 0 to 32768 [ 443.819628][T14106] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 443.828301][T14106] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 443.980102][T14115] loop3: detected capacity change from 0 to 32768 [ 443.999176][T14115] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 444.013457][T14115] CPU: 0 UID: 0 PID: 14115 Comm: syz.3.1706 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 444.015635][T14115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 444.017613][T14115] Call trace: [ 444.018323][T14115] dump_backtrace+0x1b8/0x1e4 [ 444.019363][T14115] show_stack+0x2c/0x3c [ 444.020266][T14115] dump_stack_lvl+0xe4/0x150 [ 444.021214][T14115] dump_stack+0x1c/0x28 [ 444.022040][T14115] sysfs_create_dir_ns+0x278/0x318 [ 444.023120][T14115] kobject_add_internal+0x598/0xb04 [ 444.024206][T14115] kobject_init_and_add+0x130/0x1a0 [ 444.025250][T14115] gfs2_sys_fs_add+0x1f8/0x3f4 [ 444.026210][T14115] gfs2_fill_super+0xe1c/0x1fac [ 444.027298][T14115] get_tree_bdev+0x320/0x470 [ 444.028258][T14115] gfs2_get_tree+0x54/0x1b4 [ 444.029199][T14115] vfs_get_tree+0x90/0x28c [ 444.030110][T14115] do_new_mount+0x278/0x900 [ 444.031010][T14115] path_mount+0x590/0xe04 [ 444.031934][T14115] __arm64_sys_mount+0x45c/0x5a8 [ 444.033022][T14115] invoke_syscall+0x98/0x2b8 [ 444.034093][T14115] el0_svc_common+0x130/0x23c [ 444.035146][T14115] do_el0_svc+0x48/0x58 [ 444.036043][T14115] el0_svc+0x54/0x168 [ 444.036888][T14115] el0t_64_sync_handler+0x84/0x108 [ 444.038084][T14115] el0t_64_sync+0x190/0x194 [ 444.064997][T14106] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 444.082308][ T6424] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 444.083768][ T6424] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 444.132269][T14123] loop4: detected capacity change from 0 to 32768 [ 444.134661][T14115] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 444.137603][T14115] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 444.180697][T14119] loop1: detected capacity change from 0 to 32768 [ 444.188483][ T6424] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 104ms [ 444.194974][T14123] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 444.195395][T14119] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 444.198064][T14119] CPU: 0 UID: 0 PID: 14119 Comm: syz.1.1708 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 444.200317][T14119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 444.202555][T14119] Call trace: [ 444.203211][T14119] dump_backtrace+0x1b8/0x1e4 [ 444.204194][T14119] show_stack+0x2c/0x3c [ 444.205129][T14119] dump_stack_lvl+0xe4/0x150 [ 444.206068][T14119] dump_stack+0x1c/0x28 [ 444.206907][T14119] sysfs_create_dir_ns+0x278/0x318 [ 444.208004][T14119] kobject_add_internal+0x598/0xb04 [ 444.209150][T14119] kobject_init_and_add+0x130/0x1a0 [ 444.210162][T14119] gfs2_sys_fs_add+0x1f8/0x3f4 [ 444.211144][T14119] gfs2_fill_super+0xe1c/0x1fac [ 444.212179][T14119] get_tree_bdev+0x320/0x470 [ 444.213092][T14119] gfs2_get_tree+0x54/0x1b4 [ 444.214147][T14119] vfs_get_tree+0x90/0x28c [ 444.215128][T14119] do_new_mount+0x278/0x900 [ 444.216092][T14119] path_mount+0x590/0xe04 [ 444.216956][T14119] __arm64_sys_mount+0x45c/0x5a8 [ 444.218009][T14119] invoke_syscall+0x98/0x2b8 [ 444.218935][T14119] el0_svc_common+0x130/0x23c [ 444.219949][T14119] do_el0_svc+0x48/0x58 [ 444.220834][T14119] el0_svc+0x54/0x168 [ 444.221628][T14119] el0t_64_sync_handler+0x84/0x108 [ 444.222766][T14119] el0t_64_sync+0x190/0x194 [ 444.223688][T14123] CPU: 1 UID: 0 PID: 14123 Comm: syz.4.1709 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 444.225985][T14123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 444.226724][ T6424] gfs2: fsid=syz:syz.0: jid=0: Done [ 444.228082][T14123] Call trace: [ 444.229991][T14123] dump_backtrace+0x1b8/0x1e4 [ 444.231034][T14123] show_stack+0x2c/0x3c [ 444.231866][T14123] dump_stack_lvl+0xe4/0x150 [ 444.232308][T14106] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 444.232771][T14123] dump_stack+0x1c/0x28 [ 444.235180][T14123] sysfs_create_dir_ns+0x278/0x318 [ 444.236313][T14123] kobject_add_internal+0x598/0xb04 [ 444.237448][T14123] kobject_init_and_add+0x130/0x1a0 [ 444.238639][T14123] gfs2_sys_fs_add+0x1f8/0x3f4 [ 444.239608][T14123] gfs2_fill_super+0xe1c/0x1fac [ 444.240693][T14123] get_tree_bdev+0x320/0x470 [ 444.241675][T14123] gfs2_get_tree+0x54/0x1b4 [ 444.242549][T14123] vfs_get_tree+0x90/0x28c [ 444.243429][T14123] do_new_mount+0x278/0x900 [ 444.244343][T14123] path_mount+0x590/0xe04 [ 444.245215][T14123] __arm64_sys_mount+0x45c/0x5a8 [ 444.246201][T14123] invoke_syscall+0x98/0x2b8 [ 444.247202][T14123] el0_svc_common+0x130/0x23c [ 444.248127][T14123] do_el0_svc+0x48/0x58 [ 444.248785][T14106] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 444.248979][T14123] el0_svc+0x54/0x168 [ 444.251195][T14123] el0t_64_sync_handler+0x84/0x108 [ 444.252262][T14123] el0t_64_sync+0x190/0x194 [ 444.254065][T14119] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 444.257217][T14119] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 444.334581][T14123] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 444.343045][T14123] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 444.366162][T14117] loop0: detected capacity change from 0 to 32768 [ 444.400462][T14117] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 444.402193][T14117] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 444.419425][T14117] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 444.421899][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 444.423406][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 444.494995][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 71ms [ 444.496720][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 444.497884][T14117] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 444.505573][T14117] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 444.941274][T14134] loop2: detected capacity change from 0 to 32768 [ 444.954977][T14134] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 444.957076][T14134] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 444.988807][T14134] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 444.991592][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 444.994451][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 445.007660][T14128] loop3: detected capacity change from 0 to 32768 [ 445.049104][T14128] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR [ 445.083596][T14138] loop1: detected capacity change from 0 to 32768 [ 445.292091][T14148] loop3: detected capacity change from 0 to 32768 [ 445.294514][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 300ms [ 445.296109][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 445.296423][T14138] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 445.297239][T14134] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 445.301697][T14148] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 445.302056][T14134] gfs2: fsid=syz:syz.0: can't create logd thread: -4 [ 445.303556][T14148] CPU: 0 UID: 0 PID: 14148 Comm: syz.3.1715 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 445.306976][T14148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 445.308972][T14148] Call trace: [ 445.309720][T14148] dump_backtrace+0x1b8/0x1e4 [ 445.310758][T14148] show_stack+0x2c/0x3c [ 445.311685][T14148] dump_stack_lvl+0xe4/0x150 [ 445.312624][T14148] dump_stack+0x1c/0x28 [ 445.313563][T14148] sysfs_create_dir_ns+0x278/0x318 [ 445.314635][T14148] kobject_add_internal+0x598/0xb04 [ 445.315704][T14148] kobject_init_and_add+0x130/0x1a0 [ 445.316844][T14148] gfs2_sys_fs_add+0x1f8/0x3f4 [ 445.317802][T14148] gfs2_fill_super+0xe1c/0x1fac [ 445.318872][T14148] get_tree_bdev+0x320/0x470 [ 445.319969][T14148] gfs2_get_tree+0x54/0x1b4 [ 445.321017][T14148] vfs_get_tree+0x90/0x28c [ 445.321908][T14148] do_new_mount+0x278/0x900 [ 445.322926][T14148] path_mount+0x590/0xe04 [ 445.323926][T14148] __arm64_sys_mount+0x45c/0x5a8 [ 445.325029][T14148] invoke_syscall+0x98/0x2b8 [ 445.325941][T14148] el0_svc_common+0x130/0x23c [ 445.326884][T14148] do_el0_svc+0x48/0x58 [ 445.327878][T14148] el0_svc+0x54/0x168 [ 445.328690][T14148] el0t_64_sync_handler+0x84/0x108 [ 445.329805][T14148] el0t_64_sync+0x190/0x194 [ 445.336838][T14148] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 445.340074][T14138] CPU: 1 UID: 0 PID: 14138 Comm: syz.1.1712 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 445.342275][T14138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 445.344675][T14138] Call trace: [ 445.345340][T14138] dump_backtrace+0x1b8/0x1e4 [ 445.346398][T14138] show_stack+0x2c/0x3c [ 445.347272][T14138] dump_stack_lvl+0xe4/0x150 [ 445.348278][T14138] dump_stack+0x1c/0x28 [ 445.349207][T14138] sysfs_create_dir_ns+0x278/0x318 [ 445.350387][T14138] kobject_add_internal+0x598/0xb04 [ 445.351386][T14138] kobject_init_and_add+0x130/0x1a0 [ 445.352426][T14138] gfs2_sys_fs_add+0x1f8/0x3f4 [ 445.353414][T14138] gfs2_fill_super+0xe1c/0x1fac [ 445.354517][T14138] get_tree_bdev+0x320/0x470 [ 445.355530][T14138] gfs2_get_tree+0x54/0x1b4 [ 445.356481][T14138] vfs_get_tree+0x90/0x28c [ 445.357472][T14138] do_new_mount+0x278/0x900 [ 445.358421][T14138] path_mount+0x590/0xe04 [ 445.359422][T14138] __arm64_sys_mount+0x45c/0x5a8 [ 445.360440][T14138] invoke_syscall+0x98/0x2b8 [ 445.361321][T14138] el0_svc_common+0x130/0x23c [ 445.362264][T14138] do_el0_svc+0x48/0x58 [ 445.363061][T14138] el0_svc+0x54/0x168 [ 445.363954][T14138] el0t_64_sync_handler+0x84/0x108 [ 445.365049][T14138] el0t_64_sync+0x190/0x194 [ 445.372485][T14148] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 445.412290][T14138] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 445.416467][T14138] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 445.509912][T14143] loop0: detected capacity change from 0 to 32768 [ 445.544571][T14143] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR [ 445.789609][T14160] loop2: detected capacity change from 0 to 32768 [ 445.929505][T14160] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 445.931152][T14160] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 445.981001][T14160] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 445.983409][ T6509] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 445.985126][ T6509] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 446.025487][ T6509] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 40ms [ 446.027365][ T6509] gfs2: fsid=syz:syz.0: jid=0: Done [ 446.029192][T14160] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 446.149585][T14162] loop4: detected capacity change from 0 to 32768 [ 446.156709][T14162] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 446.159252][T14162] CPU: 1 UID: 0 PID: 14162 Comm: syz.4.1720 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 446.161411][T14162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 446.163488][T14162] Call trace: [ 446.164201][T14162] dump_backtrace+0x1b8/0x1e4 [ 446.165207][T14162] show_stack+0x2c/0x3c [ 446.166071][T14162] dump_stack_lvl+0xe4/0x150 [ 446.167021][T14162] dump_stack+0x1c/0x28 [ 446.167910][T14162] sysfs_create_dir_ns+0x278/0x318 [ 446.169006][T14162] kobject_add_internal+0x598/0xb04 [ 446.170165][T14162] kobject_init_and_add+0x130/0x1a0 [ 446.171255][T14162] gfs2_sys_fs_add+0x1f8/0x3f4 [ 446.172174][T14162] gfs2_fill_super+0xe1c/0x1fac [ 446.173206][T14162] get_tree_bdev+0x320/0x470 [ 446.174175][T14162] gfs2_get_tree+0x54/0x1b4 [ 446.175142][T14162] vfs_get_tree+0x90/0x28c [ 446.176068][T14162] do_new_mount+0x278/0x900 [ 446.177030][T14162] path_mount+0x590/0xe04 [ 446.177949][T14162] __arm64_sys_mount+0x45c/0x5a8 [ 446.178985][T14162] invoke_syscall+0x98/0x2b8 [ 446.179957][T14162] el0_svc_common+0x130/0x23c [ 446.180860][T14162] do_el0_svc+0x48/0x58 [ 446.181761][T14162] el0_svc+0x54/0x168 [ 446.182630][T14162] el0t_64_sync_handler+0x84/0x108 [ 446.183747][T14162] el0t_64_sync+0x190/0x194 [ 446.225302][T14162] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 446.228546][T14162] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 446.249680][T14157] loop1: detected capacity change from 0 to 32768 [ 446.277392][T14157] workqueue: Failed to create a rescuer kthread for wq "gfs2-glock/syz:syz": -EINTR [ 446.780421][T14173] loop3: detected capacity change from 0 to 32768 [ 446.809468][T14173] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 446.814406][T14173] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 446.829172][T14173] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 446.839836][ T6424] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 446.844637][ T6424] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 446.951775][ T6424] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 107ms [ 446.959196][ T6424] gfs2: fsid=syz:syz.0: jid=0: Done [ 446.962747][T14173] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 447.077714][T14175] loop4: detected capacity change from 0 to 32768 [ 447.101230][T14175] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.107038][T14175] CPU: 0 UID: 0 PID: 14175 Comm: syz.4.1724 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 447.109311][T14175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 447.111457][T14175] Call trace: [ 447.112043][T14175] dump_backtrace+0x1b8/0x1e4 [ 447.112991][T14175] show_stack+0x2c/0x3c [ 447.113939][T14175] dump_stack_lvl+0xe4/0x150 [ 447.114873][T14175] dump_stack+0x1c/0x28 [ 447.115753][T14175] sysfs_create_dir_ns+0x278/0x318 [ 447.116889][T14175] kobject_add_internal+0x598/0xb04 [ 447.118029][T14175] kobject_init_and_add+0x130/0x1a0 [ 447.119080][T14175] gfs2_sys_fs_add+0x1f8/0x3f4 [ 447.119985][T14175] gfs2_fill_super+0xe1c/0x1fac [ 447.120987][T14175] get_tree_bdev+0x320/0x470 [ 447.121959][T14175] gfs2_get_tree+0x54/0x1b4 [ 447.122904][T14175] vfs_get_tree+0x90/0x28c [ 447.123644][T14177] loop1: detected capacity change from 0 to 32768 [ 447.123783][T14175] do_new_mount+0x278/0x900 [ 447.126022][T14175] path_mount+0x590/0xe04 [ 447.126912][T14175] __arm64_sys_mount+0x45c/0x5a8 [ 447.127960][T14175] invoke_syscall+0x98/0x2b8 [ 447.128780][T14177] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.128966][T14175] el0_svc_common+0x130/0x23c [ 447.131576][T14175] do_el0_svc+0x48/0x58 [ 447.132493][T14175] el0_svc+0x54/0x168 [ 447.133326][T14175] el0t_64_sync_handler+0x84/0x108 [ 447.134457][T14175] el0t_64_sync+0x190/0x194 [ 447.135324][T14177] CPU: 1 UID: 0 PID: 14177 Comm: syz.1.1721 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 447.137623][T14177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 447.139628][T14177] Call trace: [ 447.140318][T14177] dump_backtrace+0x1b8/0x1e4 [ 447.141338][T14177] show_stack+0x2c/0x3c [ 447.142169][T14177] dump_stack_lvl+0xe4/0x150 [ 447.143124][T14177] dump_stack+0x1c/0x28 [ 447.144116][T14177] sysfs_create_dir_ns+0x278/0x318 [ 447.145254][T14177] kobject_add_internal+0x598/0xb04 [ 447.146469][T14177] kobject_init_and_add+0x130/0x1a0 [ 447.147675][T14177] gfs2_sys_fs_add+0x1f8/0x3f4 [ 447.148618][T14177] gfs2_fill_super+0xe1c/0x1fac [ 447.149683][T14177] get_tree_bdev+0x320/0x470 [ 447.150710][T14177] gfs2_get_tree+0x54/0x1b4 [ 447.151727][T14177] vfs_get_tree+0x90/0x28c [ 447.152587][T14177] do_new_mount+0x278/0x900 [ 447.153489][T14177] path_mount+0x590/0xe04 [ 447.154324][T14177] __arm64_sys_mount+0x45c/0x5a8 [ 447.155407][T14177] invoke_syscall+0x98/0x2b8 [ 447.156462][T14177] el0_svc_common+0x130/0x23c [ 447.157442][T14177] do_el0_svc+0x48/0x58 [ 447.158319][T14177] el0_svc+0x54/0x168 [ 447.159259][T14177] el0t_64_sync_handler+0x84/0x108 [ 447.160370][T14177] el0t_64_sync+0x190/0x194 [ 447.161708][T14175] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 447.173878][T14175] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 447.213701][T14177] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 447.226319][T14177] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 447.300109][T14179] loop2: detected capacity change from 0 to 32768 [ 447.313191][T14179] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.315867][T14179] CPU: 0 UID: 0 PID: 14179 Comm: syz.2.1723 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 447.317967][T14179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 447.320095][T14179] Call trace: [ 447.320791][T14179] dump_backtrace+0x1b8/0x1e4 [ 447.321730][T14179] show_stack+0x2c/0x3c [ 447.322618][T14179] dump_stack_lvl+0xe4/0x150 [ 447.323580][T14179] dump_stack+0x1c/0x28 [ 447.324449][T14179] sysfs_create_dir_ns+0x278/0x318 [ 447.325478][T14179] kobject_add_internal+0x598/0xb04 [ 447.326525][T14179] kobject_init_and_add+0x130/0x1a0 [ 447.327551][T14179] gfs2_sys_fs_add+0x1f8/0x3f4 [ 447.328563][T14179] gfs2_fill_super+0xe1c/0x1fac [ 447.329551][T14179] get_tree_bdev+0x320/0x470 [ 447.330502][T14179] gfs2_get_tree+0x54/0x1b4 [ 447.331376][T14179] vfs_get_tree+0x90/0x28c [ 447.332266][T14179] do_new_mount+0x278/0x900 [ 447.333374][T14179] path_mount+0x590/0xe04 [ 447.334232][T14179] __arm64_sys_mount+0x45c/0x5a8 [ 447.335223][T14179] invoke_syscall+0x98/0x2b8 [ 447.336177][T14179] el0_svc_common+0x130/0x23c [ 447.337130][T14179] do_el0_svc+0x48/0x58 [ 447.337970][T14179] el0_svc+0x54/0x168 [ 447.338785][T14179] el0t_64_sync_handler+0x84/0x108 [ 447.339827][T14179] el0t_64_sync+0x190/0x194 [ 447.344556][T14179] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 447.351505][T14179] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 447.785147][T14191] loop4: detected capacity change from 0 to 32768 [ 447.798077][T14193] loop1: detected capacity change from 0 to 32768 [ 447.886808][T14197] loop3: detected capacity change from 0 to 32768 [ 447.909995][T14191] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 447.912810][T14191] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 447.917612][T14193] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.919661][T14193] CPU: 0 UID: 0 PID: 14193 Comm: syz.1.1727 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 447.921839][T14193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 447.923940][T14193] Call trace: [ 447.924597][T14193] dump_backtrace+0x1b8/0x1e4 [ 447.925635][T14193] show_stack+0x2c/0x3c [ 447.926506][T14193] dump_stack_lvl+0xe4/0x150 [ 447.927430][T14193] dump_stack+0x1c/0x28 [ 447.928264][T14193] sysfs_create_dir_ns+0x278/0x318 [ 447.929376][T14193] kobject_add_internal+0x598/0xb04 [ 447.930389][T14193] kobject_init_and_add+0x130/0x1a0 [ 447.931406][T14193] gfs2_sys_fs_add+0x1f8/0x3f4 [ 447.932408][T14193] gfs2_fill_super+0xe1c/0x1fac [ 447.933426][T14193] get_tree_bdev+0x320/0x470 [ 447.934379][T14193] gfs2_get_tree+0x54/0x1b4 [ 447.935292][T14193] vfs_get_tree+0x90/0x28c [ 447.936179][T14193] do_new_mount+0x278/0x900 [ 447.937171][T14193] path_mount+0x590/0xe04 [ 447.938006][T14193] __arm64_sys_mount+0x45c/0x5a8 [ 447.938971][T14193] invoke_syscall+0x98/0x2b8 [ 447.939930][T14193] el0_svc_common+0x130/0x23c [ 447.940944][T14193] do_el0_svc+0x48/0x58 [ 447.941777][T14193] el0_svc+0x54/0x168 [ 447.942588][T14193] el0t_64_sync_handler+0x84/0x108 [ 447.943698][T14193] el0t_64_sync+0x190/0x194 [ 447.947840][T14197] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 447.949922][T14191] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 447.959021][T14193] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 447.964810][T14193] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 447.967114][ T6424] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 447.968508][ T6424] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 447.999247][T14197] CPU: 1 UID: 0 PID: 14197 Comm: syz.3.1728 Not tainted 6.12.0-rc1-syzkaller-00044-g80cb3fb61135 #0 [ 448.001610][ T6424] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 33ms [ 448.001903][T14197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 448.003526][ T6424] gfs2: fsid=syz:syz.0: jid=0: Done [ 448.005535][T14197] Call trace: [ 448.005545][T14197] dump_backtrace+0x1b8/0x1e4 [ 448.005563][T14197] show_stack+0x2c/0x3c [ 448.005573][T14197] dump_stack_lvl+0xe4/0x150 [ 448.005589][T14197] dump_stack+0x1c/0x28 [ 448.005601][T14197] sysfs_create_dir_ns+0x278/0x318 [ 448.005615][T14197] kobject_add_internal+0x598/0xb04 [ 448.005634][T14197] kobject_init_and_add+0x130/0x1a0 [ 448.005644][T14197] gfs2_sys_fs_add+0x1f8/0x3f4 [ 448.006739][T14191] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 448.007331][T14197] gfs2_fill_super+0xe1c/0x1fac [ 448.017306][T14197] get_tree_bdev+0x320/0x470 [ 448.018373][T14197] gfs2_get_tree+0x54/0x1b4 [ 448.019324][T14197] vfs_get_tree+0x90/0x28c [ 448.020332][T14197] do_new_mount+0x278/0x900 [ 448.021294][T14197] path_mount+0x590/0xe04 [ 448.022145][T14197] __arm64_sys_mount+0x45c/0x5a8 [ 448.023148][T14197] invoke_syscall+0x98/0x2b8 [ 448.024082][T14197] el0_svc_common+0x130/0x23c [ 448.025152][T14197] do_el0_svc+0x48/0x58 [ 448.026037][T14197] el0_svc+0x54/0x168 [ 448.026883][T14197] el0t_64_sync_handler+0x84/0x108 [ 448.027934][T14197] el0t_64_sync+0x190/0x194 [ 448.062867][T14197] kobject: kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 448.065951][T14197] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 448.502260][T14202] loop2: detected capacity change from 0 to 32768 [ 448.532324][T14202] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 448.534034][T14202] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 448.541180][T14202] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 448.543838][ T7096] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 448.545303][ T7096] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 448.631036][ T7096] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 85ms [ 448.647116][ T7096] gfs2: fsid=syz:syz.0: jid=0: Done [ 448.648341][T14202] gfs2: fsid=syz:syz.0: first mount done, others may mount