532] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 142.391680][ T4531] ? show_regs_print_info+0x12/0x12 [ 142.391710][ T4531] ? load_image+0x3b0/0x3b0 [ 142.418832][ T4531] sysfs_create_dir_ns+0x252/0x280 [ 142.423999][ T4531] ? sysfs_warn_dup+0xa0/0xa0 [ 142.428722][ T4531] ? kobject_set_name_vargs+0x5d/0x110 [ 142.434220][ T4531] ? do_raw_spin_unlock+0x11d/0x230 [ 142.439466][ T4531] kobject_add_internal+0x6b8/0xc80 [ 142.444711][ T4531] kobject_init_and_add+0x122/0x190 [ 142.449943][ T4531] ? lockdep_softirqs_off+0x420/0x420 [ 142.455351][ T4531] ? kobject_add+0x210/0x210 [ 142.459984][ T4531] ? __init_swait_queue_head+0xa5/0x150 [ 142.465584][ T4531] gfs2_sys_fs_add+0x234/0x480 executing program [ 142.470389][ T4531] ? gfs2_recover_set+0x240/0x240 [ 142.475446][ T4531] ? snprintf+0xd7/0x120 [ 142.479721][ T4531] ? vscnprintf+0x80/0x80 [ 142.484082][ T4531] gfs2_fill_super+0x126f/0x1f80 [ 142.489071][ T4531] ? gfs2_reconfigure+0xcd0/0xcd0 [ 142.494147][ T4531] ? sb_set_blocksize+0xa5/0xe0 [ 142.499039][ T4531] get_tree_bdev+0x3f1/0x610 [ 142.503665][ T4531] ? gfs2_reconfigure+0xcd0/0xcd0 [ 142.508721][ T4531] gfs2_get_tree+0x4d/0x1e0 [ 142.513254][ T4531] vfs_get_tree+0x88/0x270 [ 142.517722][ T4531] do_new_mount+0x24a/0xa40 [ 142.522264][ T4531] __se_sys_mount+0x2d6/0x3c0 [ 142.526983][ T4531] ? __x64_sys_mount+0xc0/0xc0 [ 142.531777][ T4531] ? lockdep_hardirqs_on+0x94/0x140 [ 142.537010][ T4531] ? __x64_sys_mount+0x1c/0xc0 [ 142.541813][ T4531] do_syscall_64+0x4c/0xa0 [ 142.546266][ T4531] ? clear_bhb_loop+0x45/0xa0 [ 142.550980][ T4531] ? clear_bhb_loop+0x45/0xa0 [ 142.555690][ T4531] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 142.561617][ T4531] RIP: 0033:0x7f6d537fe61a [ 142.566146][ T4531] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 142.585792][ T4531] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 142.594242][ T4531] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 142.602327][ T4531] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 142.610319][ T4531] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 142.618309][ T4531] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 142.626302][ T4531] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 142.634357][ T4531] [ 142.637804][ T4531] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 142.651176][ T4531] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program [ 143.244937][ T4534] loop2: detected capacity change from 0 to 32768 [ 143.333987][ T4534] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 143.342351][ T4534] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 143.351947][ T4534] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 143.360670][ T41] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 143.367566][ T41] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... executing program [ 143.395109][ T41] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 27ms [ 143.403363][ T41] gfs2: fsid=syz:syz.0: jid=0: Done [ 143.408681][ T4534] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program executing program executing program executing program [ 144.601416][ T4542] loop1: detected capacity change from 0 to 32768 [ 144.637152][ T4542] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 144.644769][ T4542] CPU: 1 PID: 4542 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 144.653307][ T4542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 144.663399][ T4542] Call Trace: [ 144.666710][ T4542] [ 144.669666][ T4542] dump_stack_lvl+0x168/0x22e [ 144.674393][ T4542] ? show_regs_print_info+0x12/0x12 [ 144.679663][ T4542] ? load_image+0x3b0/0x3b0 [ 144.684212][ T4542] sysfs_create_dir_ns+0x252/0x280 [ 144.689372][ T4542] ? sysfs_warn_dup+0xa0/0xa0 [ 144.694086][ T4542] ? kobject_set_name_vargs+0x5d/0x110 [ 144.699676][ T4542] ? do_raw_spin_unlock+0x11d/0x230 [ 144.704920][ T4542] kobject_add_internal+0x6b8/0xc80 [ 144.710166][ T4542] kobject_init_and_add+0x122/0x190 [ 144.715481][ T4542] ? lockdep_softirqs_off+0x420/0x420 [ 144.721081][ T4542] ? kobject_add+0x210/0x210 [ 144.725719][ T4542] ? __init_swait_queue_head+0xa5/0x150 [ 144.731296][ T4542] gfs2_sys_fs_add+0x234/0x480 [ 144.736093][ T4542] ? gfs2_recover_set+0x240/0x240 [ 144.741164][ T4542] ? snprintf+0xd7/0x120 [ 144.745463][ T4542] ? vscnprintf+0x80/0x80 executing program [ 144.749837][ T4542] gfs2_fill_super+0x126f/0x1f80 [ 144.754817][ T4542] ? gfs2_reconfigure+0xcd0/0xcd0 [ 144.759874][ T4542] ? sb_set_blocksize+0xa5/0xe0 [ 144.764759][ T4542] get_tree_bdev+0x3f1/0x610 [ 144.769378][ T4542] ? gfs2_reconfigure+0xcd0/0xcd0 [ 144.774433][ T4542] gfs2_get_tree+0x4d/0x1e0 [ 144.777318][ T4546] loop4: detected capacity change from 0 to 32768 [ 144.778946][ T4542] vfs_get_tree+0x88/0x270 [ 144.789893][ T4542] do_new_mount+0x24a/0xa40 [ 144.794441][ T4542] __se_sys_mount+0x2d6/0x3c0 [ 144.799167][ T4542] ? __x64_sys_mount+0xc0/0xc0 [ 144.803972][ T4542] ? lockdep_hardirqs_on+0x94/0x140 [ 144.809208][ T4542] ? __x64_sys_mount+0x1c/0xc0 [ 144.814014][ T4542] do_syscall_64+0x4c/0xa0 [ 144.818466][ T4542] ? clear_bhb_loop+0x45/0xa0 [ 144.825264][ T4542] ? clear_bhb_loop+0x45/0xa0 [ 144.829975][ T4542] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 144.835918][ T4542] RIP: 0033:0x7f6d537fe61a [ 144.840359][ T4542] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 144.860178][ T4542] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 144.868638][ T4542] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 144.876639][ T4542] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 144.884640][ T4542] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 144.892645][ T4542] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 144.900732][ T4542] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 144.908743][ T4542] [ 144.911941][ T4542] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 144.925086][ T4542] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 144.933220][ T4546] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 144.940664][ T4546] CPU: 1 PID: 4546 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 144.949198][ T4546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 144.959292][ T4546] Call Trace: [ 144.962599][ T4546] [ 144.965559][ T4546] dump_stack_lvl+0x168/0x22e [ 144.970280][ T4546] ? show_regs_print_info+0x12/0x12 [ 144.975544][ T4546] ? load_image+0x3b0/0x3b0 [ 144.980092][ T4546] sysfs_create_dir_ns+0x252/0x280 [ 144.985336][ T4546] ? sysfs_warn_dup+0xa0/0xa0 [ 144.990052][ T4546] ? kobject_set_name_vargs+0x5d/0x110 [ 144.995554][ T4546] ? do_raw_spin_unlock+0x11d/0x230 [ 145.000801][ T4546] kobject_add_internal+0x6b8/0xc80 [ 145.006059][ T4546] kobject_init_and_add+0x122/0x190 [ 145.011300][ T4546] ? lockdep_softirqs_off+0x420/0x420 [ 145.016715][ T4546] ? kobject_add+0x210/0x210 [ 145.021353][ T4546] ? __init_swait_queue_head+0xa5/0x150 [ 145.026942][ T4546] gfs2_sys_fs_add+0x234/0x480 [ 145.031744][ T4546] ? gfs2_recover_set+0x240/0x240 [ 145.036812][ T4546] ? snprintf+0xd7/0x120 [ 145.041088][ T4546] ? vscnprintf+0x80/0x80 [ 145.045462][ T4546] gfs2_fill_super+0x126f/0x1f80 [ 145.050584][ T4546] ? gfs2_reconfigure+0xcd0/0xcd0 [ 145.055672][ T4546] ? sb_set_blocksize+0xa5/0xe0 [ 145.060578][ T4546] get_tree_bdev+0x3f1/0x610 [ 145.065212][ T4546] ? gfs2_reconfigure+0xcd0/0xcd0 [ 145.070298][ T4546] gfs2_get_tree+0x4d/0x1e0 [ 145.074861][ T4546] vfs_get_tree+0x88/0x270 [ 145.079319][ T4546] do_new_mount+0x24a/0xa40 [ 145.083896][ T4546] __se_sys_mount+0x2d6/0x3c0 [ 145.088620][ T4546] ? __x64_sys_mount+0xc0/0xc0 [ 145.093445][ T4546] ? lockdep_hardirqs_on+0x94/0x140 [ 145.098716][ T4546] ? __x64_sys_mount+0x1c/0xc0 [ 145.103518][ T4546] do_syscall_64+0x4c/0xa0 [ 145.108140][ T4546] ? clear_bhb_loop+0x45/0xa0 [ 145.112848][ T4546] ? clear_bhb_loop+0x45/0xa0 [ 145.117565][ T4546] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 145.123504][ T4546] RIP: 0033:0x7f6d537fe61a [ 145.127946][ T4546] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 145.147673][ T4546] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 145.156121][ T4546] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 145.164218][ T4546] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 145.164652][ T4534] gfs2: fsid=syz:syz.0: found 1 quota changes [ 145.172201][ T4546] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 145.172218][ T4546] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 145.172232][ T4546] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 executing program executing program [ 145.172261][ T4546] [ 145.172422][ T4546] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 145.219424][ T4546] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 145.219967][ T4251] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 145.219967][ T4251] inode = 11 2339 [ 145.219967][ T4251] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 464 executing program executing program [ 146.131262][ T4549] loop1: detected capacity change from 0 to 32768 [ 146.139657][ T4549] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 146.147131][ T4549] CPU: 1 PID: 4549 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 146.155667][ T4549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 146.166272][ T4549] Call Trace: [ 146.169594][ T4549] [ 146.172550][ T4549] dump_stack_lvl+0x168/0x22e [ 146.177263][ T4549] ? show_regs_print_info+0x12/0x12 [ 146.182494][ T4549] ? load_image+0x3b0/0x3b0 [ 146.187035][ T4549] sysfs_create_dir_ns+0x252/0x280 [ 146.192183][ T4549] ? sysfs_warn_dup+0xa0/0xa0 [ 146.196890][ T4549] ? kobject_set_name_vargs+0x5d/0x110 [ 146.202449][ T4549] ? do_raw_spin_unlock+0x11d/0x230 [ 146.207664][ T4549] kobject_add_internal+0x6b8/0xc80 [ 146.212882][ T4549] kobject_init_and_add+0x122/0x190 [ 146.218095][ T4549] ? lockdep_softirqs_off+0x420/0x420 [ 146.223478][ T4549] ? kobject_add+0x210/0x210 [ 146.228089][ T4549] ? __init_swait_queue_head+0xa5/0x150 [ 146.233739][ T4549] gfs2_sys_fs_add+0x234/0x480 [ 146.238604][ T4549] ? gfs2_recover_set+0x240/0x240 [ 146.243643][ T4549] ? snprintf+0xd7/0x120 [ 146.247893][ T4549] ? vscnprintf+0x80/0x80 [ 146.252238][ T4549] gfs2_fill_super+0x126f/0x1f80 [ 146.257193][ T4549] ? gfs2_reconfigure+0xcd0/0xcd0 [ 146.262246][ T4549] ? sb_set_blocksize+0xa5/0xe0 [ 146.267216][ T4549] get_tree_bdev+0x3f1/0x610 [ 146.271836][ T4549] ? gfs2_reconfigure+0xcd0/0xcd0 [ 146.276969][ T4549] gfs2_get_tree+0x4d/0x1e0 [ 146.281598][ T4549] vfs_get_tree+0x88/0x270 [ 146.286033][ T4549] do_new_mount+0x24a/0xa40 [ 146.290557][ T4549] __se_sys_mount+0x2d6/0x3c0 [ 146.295244][ T4549] ? __x64_sys_mount+0xc0/0xc0 [ 146.300016][ T4549] ? lockdep_hardirqs_on+0x94/0x140 [ 146.305226][ T4549] ? __x64_sys_mount+0x1c/0xc0 [ 146.310001][ T4549] do_syscall_64+0x4c/0xa0 [ 146.314439][ T4549] ? clear_bhb_loop+0x45/0xa0 [ 146.319130][ T4549] ? clear_bhb_loop+0x45/0xa0 [ 146.323816][ T4549] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 146.329743][ T4549] RIP: 0033:0x7f6d537fe61a [ 146.334163][ T4549] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 146.354298][ T4549] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 146.362729][ T4549] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 146.370713][ T4549] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 executing program [ 146.378785][ T4549] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 146.386760][ T4549] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 146.394745][ T4549] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 146.402745][ T4549] [ 146.405874][ T4549] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 146.420393][ T4549] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 146.769811][ T4551] loop4: detected capacity change from 0 to 32768 [ 146.798056][ T4551] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 146.805552][ T4551] CPU: 0 PID: 4551 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 146.814088][ T4551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 146.824254][ T4551] Call Trace: [ 146.827541][ T4551] [ 146.830478][ T4551] dump_stack_lvl+0x168/0x22e [ 146.835174][ T4551] ? show_regs_print_info+0x12/0x12 [ 146.840390][ T4551] ? load_image+0x3b0/0x3b0 [ 146.844908][ T4551] sysfs_create_dir_ns+0x252/0x280 [ 146.850035][ T4551] ? sysfs_warn_dup+0xa0/0xa0 [ 146.854724][ T4551] ? kobject_set_name_vargs+0x5d/0x110 [ 146.860204][ T4551] ? do_raw_spin_unlock+0x11d/0x230 [ 146.865423][ T4551] kobject_add_internal+0x6b8/0xc80 [ 146.870653][ T4551] kobject_init_and_add+0x122/0x190 [ 146.875864][ T4551] ? lockdep_softirqs_off+0x420/0x420 [ 146.881248][ T4551] ? kobject_add+0x210/0x210 [ 146.885851][ T4551] ? __init_swait_queue_head+0xa5/0x150 [ 146.891430][ T4551] gfs2_sys_fs_add+0x234/0x480 [ 146.896207][ T4551] ? gfs2_recover_set+0x240/0x240 [ 146.901252][ T4551] ? snprintf+0xd7/0x120 [ 146.905512][ T4551] ? vscnprintf+0x80/0x80 [ 146.909862][ T4551] gfs2_fill_super+0x126f/0x1f80 [ 146.914816][ T4551] ? gfs2_reconfigure+0xcd0/0xcd0 [ 146.919857][ T4551] ? sb_set_blocksize+0xa5/0xe0 [ 146.924725][ T4551] get_tree_bdev+0x3f1/0x610 [ 146.929327][ T4551] ? gfs2_reconfigure+0xcd0/0xcd0 [ 146.934359][ T4551] gfs2_get_tree+0x4d/0x1e0 [ 146.938868][ T4551] vfs_get_tree+0x88/0x270 [ 146.943293][ T4551] do_new_mount+0x24a/0xa40 [ 146.947810][ T4551] __se_sys_mount+0x2d6/0x3c0 [ 146.952504][ T4551] ? __x64_sys_mount+0xc0/0xc0 [ 146.957278][ T4551] ? lockdep_hardirqs_on+0x94/0x140 [ 146.962491][ T4551] ? __x64_sys_mount+0x1c/0xc0 [ 146.967264][ T4551] do_syscall_64+0x4c/0xa0 [ 146.971686][ T4551] ? clear_bhb_loop+0x45/0xa0 [ 146.976371][ T4551] ? clear_bhb_loop+0x45/0xa0 [ 146.981052][ T4551] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 146.986968][ T4551] RIP: 0033:0x7f6d537fe61a [ 146.991397][ T4551] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 147.011018][ T4551] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 147.019441][ T4551] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 147.027420][ T4551] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 147.035422][ T4551] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 147.043420][ T4551] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 147.051428][ T4551] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 147.059448][ T4551] executing program [ 147.062587][ T4551] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 147.075884][ T4551] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 147.192501][ T4251] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 147.224573][ T4251] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:4251 [syz-executor319] gfs2_quota_sync+0x32c/0x6f0 [ 147.441831][ T4552] loop0: detected capacity change from 0 to 32768 [ 147.451254][ T4552] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 147.458763][ T4552] CPU: 0 PID: 4552 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 147.467301][ T4552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 147.477403][ T4552] Call Trace: [ 147.480712][ T4552] [ 147.483669][ T4552] dump_stack_lvl+0x168/0x22e [ 147.488401][ T4552] ? show_regs_print_info+0x12/0x12 [ 147.493732][ T4552] ? load_image+0x3b0/0x3b0 [ 147.498281][ T4552] sysfs_create_dir_ns+0x252/0x280 [ 147.503446][ T4552] ? sysfs_warn_dup+0xa0/0xa0 [ 147.508180][ T4552] ? kobject_set_name_vargs+0x5d/0x110 [ 147.513676][ T4552] ? do_raw_spin_unlock+0x11d/0x230 [ 147.518927][ T4552] kobject_add_internal+0x6b8/0xc80 [ 147.524177][ T4552] kobject_init_and_add+0x122/0x190 [ 147.529498][ T4552] ? lockdep_softirqs_off+0x420/0x420 [ 147.534904][ T4552] ? kobject_add+0x210/0x210 [ 147.539532][ T4552] ? __init_swait_queue_head+0xa5/0x150 [ 147.545115][ T4552] gfs2_sys_fs_add+0x234/0x480 [ 147.549918][ T4552] ? gfs2_recover_set+0x240/0x240 [ 147.555064][ T4552] ? snprintf+0xd7/0x120 [ 147.558968][ T4553] loop3: detected capacity change from 0 to 32768 [ 147.559329][ T4552] ? vscnprintf+0x80/0x80 [ 147.570204][ T4552] gfs2_fill_super+0x126f/0x1f80 [ 147.575188][ T4552] ? gfs2_reconfigure+0xcd0/0xcd0 [ 147.577527][ T4251] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 [ 147.580299][ T4552] ? sb_set_blocksize+0xa5/0xe0 [ 147.593329][ T4552] get_tree_bdev+0x3f1/0x610 [ 147.598033][ T4552] ? gfs2_reconfigure+0xcd0/0xcd0 [ 147.603128][ T4552] gfs2_get_tree+0x4d/0x1e0 [ 147.607675][ T4552] vfs_get_tree+0x88/0x270 [ 147.612148][ T4552] do_new_mount+0x24a/0xa40 [ 147.616688][ T4552] __se_sys_mount+0x2d6/0x3c0 [ 147.616788][ T4553] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 147.621414][ T4552] ? __x64_sys_mount+0xc0/0xc0 [ 147.621443][ T4552] ? lockdep_hardirqs_on+0x94/0x140 [ 147.621470][ T4552] ? __x64_sys_mount+0x1c/0xc0 [ 147.643587][ T4552] do_syscall_64+0x4c/0xa0 [ 147.648020][ T4552] ? clear_bhb_loop+0x45/0xa0 [ 147.652709][ T4552] ? clear_bhb_loop+0x45/0xa0 [ 147.657398][ T4552] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 147.663304][ T4552] RIP: 0033:0x7f6d537fe61a [ 147.667733][ T4552] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 147.687354][ T4552] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 147.695892][ T4552] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 147.703871][ T4552] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 147.711871][ T4552] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 147.719878][ T4552] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 147.727880][ T4552] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 147.735885][ T4552] [ 147.739000][ T4553] CPU: 1 PID: 4553 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 147.739232][ T4552] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 147.747525][ T4553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 147.747541][ T4553] Call Trace: [ 147.747549][ T4553] [ 147.747557][ T4553] dump_stack_lvl+0x168/0x22e [ 147.760702][ T4552] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 147.770721][ T4553] ? show_regs_print_info+0x12/0x12 [ 147.770751][ T4553] ? load_image+0x3b0/0x3b0 [ 147.775150][ T4251] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 147.776979][ T4553] sysfs_create_dir_ns+0x252/0x280 [ 147.777016][ T4553] ? sysfs_warn_dup+0xa0/0xa0 [ 147.787358][ T4251] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 147.788164][ T4553] ? kobject_set_name_vargs+0x5d/0x110 [ 147.793440][ T4251] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 147.793597][ T4251] gfs2: fsid=syz:syz.0: File system withdrawn [ 147.798030][ T4553] ? do_raw_spin_unlock+0x11d/0x230 [ 147.798066][ T4553] kobject_add_internal+0x6b8/0xc80 [ 147.798101][ T4553] kobject_init_and_add+0x122/0x190 [ 147.798129][ T4553] ? lockdep_softirqs_off+0x420/0x420 [ 147.798158][ T4553] ? kobject_add+0x210/0x210 [ 147.867762][ T4553] ? __init_swait_queue_head+0xa5/0x150 [ 147.873334][ T4553] gfs2_sys_fs_add+0x234/0x480 [ 147.878127][ T4553] ? gfs2_recover_set+0x240/0x240 [ 147.883191][ T4553] ? snprintf+0xd7/0x120 [ 147.887480][ T4553] ? vscnprintf+0x80/0x80 [ 147.891845][ T4553] gfs2_fill_super+0x126f/0x1f80 [ 147.896826][ T4553] ? gfs2_reconfigure+0xcd0/0xcd0 [ 147.901891][ T4553] ? sb_set_blocksize+0xa5/0xe0 [ 147.906775][ T4553] get_tree_bdev+0x3f1/0x610 [ 147.911578][ T4553] ? gfs2_reconfigure+0xcd0/0xcd0 [ 147.916640][ T4553] gfs2_get_tree+0x4d/0x1e0 [ 147.921181][ T4553] vfs_get_tree+0x88/0x270 [ 147.925639][ T4553] do_new_mount+0x24a/0xa40 [ 147.930193][ T4553] __se_sys_mount+0x2d6/0x3c0 [ 147.934907][ T4553] ? __x64_sys_mount+0xc0/0xc0 [ 147.939691][ T4553] ? lockdep_hardirqs_on+0x94/0x140 [ 147.944920][ T4553] ? __x64_sys_mount+0x1c/0xc0 [ 147.949810][ T4553] do_syscall_64+0x4c/0xa0 [ 147.954261][ T4553] ? clear_bhb_loop+0x45/0xa0 [ 147.959053][ T4553] ? clear_bhb_loop+0x45/0xa0 [ 147.963756][ T4553] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 147.969681][ T4553] RIP: 0033:0x7f6d537fe61a [ 147.974126][ T4553] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 147.993771][ T4553] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 148.002216][ T4553] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 148.010224][ T4553] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 148.018314][ T4553] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 148.026323][ T4553] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 148.034362][ T4553] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 148.042384][ T4553] [ 148.045718][ T4553] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 148.059076][ T4553] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 148.060733][ T4251] CPU: 0 PID: 4251 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 148.074125][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 148.084279][ T4251] Call Trace: [ 148.087573][ T4251] [ 148.090599][ T4251] dump_stack_lvl+0x168/0x22e [ 148.095292][ T4251] ? kobject_uevent_env+0x35f/0x8a0 [ 148.100504][ T4251] ? show_regs_print_info+0x12/0x12 [ 148.105717][ T4251] ? load_image+0x3b0/0x3b0 [ 148.110837][ T4251] ? kobject_uevent_env+0x35f/0x8a0 [ 148.116051][ T4251] gfs2_withdraw+0x143f/0x1780 [ 148.120843][ T4251] ? gfs2_lm+0x220/0x220 [ 148.125103][ T4251] ? gfs2_consist_inode_i+0xf1/0x110 [ 148.130396][ T4251] gfs2_inode_refresh+0xb5e/0xfc0 [ 148.135435][ T4251] ? gfs2_inode_metasync+0xf0/0xf0 [ 148.140561][ T4251] ? gfs2_glock_nq+0xcf0/0x14e0 [ 148.145421][ T4251] gfs2_instantiate+0x15e/0x210 [ 148.150284][ T4251] gfs2_glock_wait+0x1d0/0x2a0 [ 148.155056][ T4251] do_sync+0x49a/0xc00 [ 148.159132][ T4251] ? gfs2_quota_sync+0x32c/0x6f0 [ 148.164083][ T4251] ? slot_put+0x1e0/0x1e0 [ 148.168425][ T4251] ? gfs2_quota_sync+0x32c/0x6f0 [ 148.173375][ T4251] ? do_raw_spin_unlock+0x11d/0x230 [ 148.178590][ T4251] gfs2_quota_sync+0x32c/0x6f0 [ 148.183386][ T4251] gfs2_sync_fs+0x48/0xb0 [ 148.187728][ T4251] sync_filesystem+0xe6/0x220 [ 148.192416][ T4251] generic_shutdown_super+0x6b/0x340 [ 148.197802][ T4251] kill_block_super+0x7c/0xe0 [ 148.202490][ T4251] deactivate_locked_super+0x93/0xf0 [ 148.207789][ T4251] cleanup_mnt+0x463/0x4f0 [ 148.212219][ T4251] ? lockdep_hardirqs_on+0x94/0x140 [ 148.217437][ T4251] task_work_run+0x1ca/0x250 [ 148.222039][ T4251] ? task_work_cancel+0x230/0x230 [ 148.227073][ T4251] ? exit_to_user_mode_loop+0x3b/0x110 [ 148.232550][ T4251] exit_to_user_mode_loop+0xe6/0x110 [ 148.237849][ T4251] exit_to_user_mode_prepare+0xb1/0x140 [ 148.243405][ T4251] syscall_exit_to_user_mode+0x16/0x40 [ 148.248891][ T4251] do_syscall_64+0x58/0xa0 [ 148.253380][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 148.258179][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 148.262888][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 148.268806][ T4251] RIP: 0033:0x7f6d537fe4b7 [ 148.273357][ T4251] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 148.292976][ T4251] RSP: 002b:00007fffc8fe4d18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 148.301400][ T4251] RAX: 0000000000000000 RBX: 0000000000022bb3 RCX: 00007f6d537fe4b7 [ 148.309393][ T4251] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffc8fe4dd0 [ 148.317480][ T4251] RBP: 00007fffc8fe4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 148.325461][ T4251] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fffc8fe5e40 [ 148.333619][ T4251] R13: 00005555808ab6c0 R14: 000000000000003e R15: 431bde82d7b634db [ 148.341613][ T4251] executing program executing program [ 148.441065][ T4260] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 148.456643][ T4257] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 148.839573][ T4554] loop4: detected capacity change from 0 to 32768 executing program executing program [ 148.951494][ T4554] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 148.958998][ T4554] CPU: 0 PID: 4554 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 148.967537][ T4554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 148.977619][ T4554] Call Trace: [ 148.980925][ T4554] [ 148.983879][ T4554] dump_stack_lvl+0x168/0x22e [ 148.988592][ T4554] ? show_regs_print_info+0x12/0x12 [ 148.993820][ T4554] ? load_image+0x3b0/0x3b0 [ 148.998365][ T4554] sysfs_create_dir_ns+0x252/0x280 [ 149.003512][ T4554] ? sysfs_warn_dup+0xa0/0xa0 [ 149.008219][ T4554] ? kobject_set_name_vargs+0x5d/0x110 [ 149.013826][ T4554] ? do_raw_spin_unlock+0x11d/0x230 [ 149.019063][ T4554] kobject_add_internal+0x6b8/0xc80 [ 149.024327][ T4554] kobject_init_and_add+0x122/0x190 [ 149.029586][ T4554] ? lockdep_softirqs_off+0x420/0x420 [ 149.035012][ T4554] ? kobject_add+0x210/0x210 [ 149.039653][ T4554] ? __init_swait_queue_head+0xa5/0x150 [ 149.045333][ T4554] gfs2_sys_fs_add+0x234/0x480 [ 149.050180][ T4554] ? gfs2_recover_set+0x240/0x240 [ 149.055258][ T4554] ? snprintf+0xd7/0x120 [ 149.059546][ T4554] ? vscnprintf+0x80/0x80 [ 149.063923][ T4554] gfs2_fill_super+0x126f/0x1f80 [ 149.068917][ T4554] ? gfs2_reconfigure+0xcd0/0xcd0 [ 149.073996][ T4554] ? sb_set_blocksize+0xa5/0xe0 [ 149.078917][ T4554] get_tree_bdev+0x3f1/0x610 [ 149.083555][ T4554] ? gfs2_reconfigure+0xcd0/0xcd0 [ 149.088619][ T4554] gfs2_get_tree+0x4d/0x1e0 [ 149.093158][ T4554] vfs_get_tree+0x88/0x270 [ 149.097621][ T4554] do_new_mount+0x24a/0xa40 [ 149.102253][ T4554] __se_sys_mount+0x2d6/0x3c0 [ 149.106970][ T4554] ? __x64_sys_mount+0xc0/0xc0 [ 149.111776][ T4554] ? lockdep_hardirqs_on+0x94/0x140 [ 149.117009][ T4554] ? __x64_sys_mount+0x1c/0xc0 [ 149.121833][ T4554] do_syscall_64+0x4c/0xa0 [ 149.126461][ T4554] ? clear_bhb_loop+0x45/0xa0 [ 149.131171][ T4554] ? clear_bhb_loop+0x45/0xa0 [ 149.135965][ T4554] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 149.141889][ T4554] RIP: 0033:0x7f6d537fe61a [ 149.146337][ T4554] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 149.164636][ T4557] loop0: detected capacity change from 0 to 32768 [ 149.166038][ T4554] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 149.176799][ T4557] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 149.180899][ T4554] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 149.196260][ T4554] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 149.204236][ T4554] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 149.213274][ T4554] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 149.221267][ T4554] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 149.229268][ T4554] [ 149.232296][ T4557] CPU: 1 PID: 4557 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 149.232361][ T4554] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 149.240813][ T4557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 149.240828][ T4557] Call Trace: [ 149.240837][ T4557] [ 149.240845][ T4557] dump_stack_lvl+0x168/0x22e [ 149.253961][ T4554] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 149.263984][ T4557] ? show_regs_print_info+0x12/0x12 [ 149.264014][ T4557] ? load_image+0x3b0/0x3b0 [ 149.291195][ T4557] sysfs_create_dir_ns+0x252/0x280 [ 149.296354][ T4557] ? sysfs_warn_dup+0xa0/0xa0 [ 149.301061][ T4557] ? kobject_set_name_vargs+0x5d/0x110 [ 149.306538][ T4557] ? do_raw_spin_unlock+0x11d/0x230 [ 149.311757][ T4557] kobject_add_internal+0x6b8/0xc80 [ 149.316979][ T4557] kobject_init_and_add+0x122/0x190 [ 149.322194][ T4557] ? lockdep_softirqs_off+0x420/0x420 [ 149.327582][ T4557] ? kobject_add+0x210/0x210 [ 149.332190][ T4557] ? __init_swait_queue_head+0xa5/0x150 [ 149.337920][ T4557] gfs2_sys_fs_add+0x234/0x480 [ 149.342704][ T4557] ? gfs2_recover_set+0x240/0x240 [ 149.347742][ T4557] ? snprintf+0xd7/0x120 [ 149.351990][ T4557] ? vscnprintf+0x80/0x80 [ 149.356335][ T4557] gfs2_fill_super+0x126f/0x1f80 [ 149.361293][ T4557] ? gfs2_reconfigure+0xcd0/0xcd0 [ 149.366338][ T4557] ? sb_set_blocksize+0xa5/0xe0 [ 149.371205][ T4557] get_tree_bdev+0x3f1/0x610 [ 149.375804][ T4557] ? gfs2_reconfigure+0xcd0/0xcd0 [ 149.380843][ T4557] gfs2_get_tree+0x4d/0x1e0 [ 149.385355][ T4557] vfs_get_tree+0x88/0x270 [ 149.389780][ T4557] do_new_mount+0x24a/0xa40 [ 149.394295][ T4557] __se_sys_mount+0x2d6/0x3c0 [ 149.398998][ T4557] ? __x64_sys_mount+0xc0/0xc0 [ 149.403790][ T4557] ? lockdep_hardirqs_on+0x94/0x140 [ 149.409193][ T4557] ? __x64_sys_mount+0x1c/0xc0 [ 149.413970][ T4557] do_syscall_64+0x4c/0xa0 [ 149.418403][ T4557] ? clear_bhb_loop+0x45/0xa0 [ 149.423083][ T4557] ? clear_bhb_loop+0x45/0xa0 [ 149.427765][ T4557] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 149.433682][ T4557] RIP: 0033:0x7f6d537fe61a [ 149.438125][ T4557] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 149.457943][ T4557] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 149.466555][ T4557] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 149.474532][ T4557] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 149.482512][ T4557] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 149.490493][ T4557] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 149.498468][ T4557] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 149.506633][ T4557] [ 149.509807][ T4557] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 149.522990][ T4557] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 149.859146][ T4556] loop1: detected capacity change from 0 to 32768 [ 149.876965][ T4556] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 149.884457][ T4556] CPU: 0 PID: 4556 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 149.892990][ T4556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 149.903071][ T4556] Call Trace: [ 149.906372][ T4556] [ 149.909328][ T4556] dump_stack_lvl+0x168/0x22e [ 149.914043][ T4556] ? show_regs_print_info+0x12/0x12 [ 149.919270][ T4556] ? load_image+0x3b0/0x3b0 [ 149.923821][ T4556] sysfs_create_dir_ns+0x252/0x280 [ 149.928979][ T4556] ? sysfs_warn_dup+0xa0/0xa0 [ 149.933690][ T4556] ? kobject_set_name_vargs+0x5d/0x110 [ 149.939275][ T4556] ? do_raw_spin_unlock+0x11d/0x230 [ 149.944514][ T4556] kobject_add_internal+0x6b8/0xc80 [ 149.949762][ T4556] kobject_init_and_add+0x122/0x190 [ 149.954995][ T4556] ? lockdep_softirqs_off+0x420/0x420 [ 149.960412][ T4556] ? kobject_add+0x210/0x210 [ 149.965046][ T4556] ? __init_swait_queue_head+0xa5/0x150 [ 149.970630][ T4556] gfs2_sys_fs_add+0x234/0x480 [ 149.975433][ T4556] ? gfs2_recover_set+0x240/0x240 [ 149.980491][ T4556] ? snprintf+0xd7/0x120 [ 149.984760][ T4556] ? vscnprintf+0x80/0x80 [ 149.989124][ T4556] gfs2_fill_super+0x126f/0x1f80 [ 149.994108][ T4556] ? gfs2_reconfigure+0xcd0/0xcd0 [ 149.999261][ T4556] ? sb_set_blocksize+0xa5/0xe0 [ 150.004167][ T4556] get_tree_bdev+0x3f1/0x610 [ 150.008796][ T4556] ? gfs2_reconfigure+0xcd0/0xcd0 [ 150.014048][ T4556] gfs2_get_tree+0x4d/0x1e0 [ 150.018588][ T4556] vfs_get_tree+0x88/0x270 [ 150.023041][ T4556] do_new_mount+0x24a/0xa40 [ 150.027582][ T4556] __se_sys_mount+0x2d6/0x3c0 [ 150.032296][ T4556] ? __x64_sys_mount+0xc0/0xc0 [ 150.037097][ T4556] ? lockdep_hardirqs_on+0x94/0x140 [ 150.042359][ T4556] ? __x64_sys_mount+0x1c/0xc0 [ 150.047173][ T4556] do_syscall_64+0x4c/0xa0 [ 150.051629][ T4556] ? clear_bhb_loop+0x45/0xa0 [ 150.056340][ T4556] ? clear_bhb_loop+0x45/0xa0 [ 150.061052][ T4556] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 150.066985][ T4556] RIP: 0033:0x7f6d537fe61a [ 150.071439][ T4556] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 150.091180][ T4556] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 150.099643][ T4556] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 150.107661][ T4556] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 150.115671][ T4556] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 150.123760][ T4556] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 150.131749][ T4556] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 150.139756][ T4556] [ 150.143863][ T4556] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 150.157038][ T4556] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 150.164737][ T4251] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 [ 150.183846][ T4251] CPU: 0 PID: 4251 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 150.192407][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 150.202500][ T4251] Call Trace: [ 150.205806][ T4251] [ 150.208765][ T4251] dump_stack_lvl+0x168/0x22e [ 150.213584][ T4251] ? gfs2_assert_warn_i+0xc3/0x2c0 [ 150.218733][ T4251] ? show_regs_print_info+0x12/0x12 [ 150.223965][ T4251] ? load_image+0x3b0/0x3b0 [ 150.228526][ T4251] ? do_raw_spin_unlock+0x11d/0x230 [ 150.233782][ T4251] gfs2_assert_warn_i+0x18f/0x2c0 [ 150.238870][ T4251] gfs2_quota_cleanup+0x4b4/0x6a0 [ 150.243951][ T4251] gfs2_put_super+0x22f/0x8c0 [ 150.248680][ T4251] ? gfs2_evict_inode+0x1170/0x1170 [ 150.253919][ T4251] generic_shutdown_super+0x130/0x340 [ 150.259326][ T4251] kill_block_super+0x7c/0xe0 [ 150.264042][ T4251] deactivate_locked_super+0x93/0xf0 [ 150.269366][ T4251] cleanup_mnt+0x463/0x4f0 [ 150.273902][ T4251] ? lockdep_hardirqs_on+0x94/0x140 [ 150.279139][ T4251] task_work_run+0x1ca/0x250 [ 150.283845][ T4251] ? task_work_cancel+0x230/0x230 [ 150.288910][ T4251] ? exit_to_user_mode_loop+0x3b/0x110 [ 150.294404][ T4251] exit_to_user_mode_loop+0xe6/0x110 [ 150.299829][ T4251] exit_to_user_mode_prepare+0xb1/0x140 [ 150.305415][ T4251] syscall_exit_to_user_mode+0x16/0x40 [ 150.310915][ T4251] do_syscall_64+0x58/0xa0 [ 150.315361][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 150.320146][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 150.324849][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 150.330770][ T4251] RIP: 0033:0x7f6d537fe4b7 [ 150.335206][ T4251] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 executing program executing program [ 150.354848][ T4251] RSP: 002b:00007fffc8fe4d18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 150.363297][ T4251] RAX: 0000000000000000 RBX: 0000000000022bb3 RCX: 00007f6d537fe4b7 [ 150.371297][ T4251] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffc8fe4dd0 [ 150.379308][ T4251] RBP: 00007fffc8fe4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 150.387315][ T4251] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fffc8fe5e40 [ 150.395316][ T4251] R13: 00005555808ab6c0 R14: 000000000000003e R15: 431bde82d7b634db [ 150.403335][ T4251] executing program executing program [ 150.846594][ T4262] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program [ 151.319570][ T4257] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program executing program executing program executing program executing program [ 152.192770][ T4565] loop0: detected capacity change from 0 to 32768 [ 152.460258][ T4565] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 152.468614][ T4565] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... executing program [ 152.563503][ T4565] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 152.572566][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 152.585088][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... executing program [ 152.951427][ T4570] loop1: detected capacity change from 0 to 32768 [ 153.014220][ T4570] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 153.021756][ T4570] CPU: 0 PID: 4570 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 153.030286][ T4570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 153.040545][ T4570] Call Trace: [ 153.043850][ T4570] [ 153.046821][ T4570] dump_stack_lvl+0x168/0x22e [ 153.051549][ T4570] ? show_regs_print_info+0x12/0x12 [ 153.056788][ T4570] ? load_image+0x3b0/0x3b0 executing program [ 153.061336][ T4570] sysfs_create_dir_ns+0x252/0x280 [ 153.066486][ T4570] ? sysfs_warn_dup+0xa0/0xa0 [ 153.071193][ T4570] ? kobject_set_name_vargs+0x5d/0x110 [ 153.076687][ T4570] ? do_raw_spin_unlock+0x11d/0x230 [ 153.081934][ T4570] kobject_add_internal+0x6b8/0xc80 [ 153.087177][ T4570] kobject_init_and_add+0x122/0x190 [ 153.092416][ T4570] ? lockdep_softirqs_off+0x420/0x420 [ 153.097822][ T4570] ? kobject_add+0x210/0x210 [ 153.102461][ T4570] ? __init_swait_queue_head+0xa5/0x150 [ 153.108057][ T4570] gfs2_sys_fs_add+0x234/0x480 [ 153.112951][ T4570] ? gfs2_recover_set+0x240/0x240 [ 153.118013][ T4570] ? snprintf+0xd7/0x120 [ 153.122284][ T4570] ? vscnprintf+0x80/0x80 [ 153.126661][ T4570] gfs2_fill_super+0x126f/0x1f80 [ 153.131677][ T4570] ? gfs2_reconfigure+0xcd0/0xcd0 [ 153.136841][ T4570] ? sb_set_blocksize+0xa5/0xe0 [ 153.141920][ T4570] get_tree_bdev+0x3f1/0x610 [ 153.146557][ T4570] ? gfs2_reconfigure+0xcd0/0xcd0 [ 153.151639][ T4570] gfs2_get_tree+0x4d/0x1e0 [ 153.156196][ T4570] vfs_get_tree+0x88/0x270 [ 153.160703][ T4570] do_new_mount+0x24a/0xa40 [ 153.165270][ T4570] __se_sys_mount+0x2d6/0x3c0 [ 153.170002][ T4570] ? __x64_sys_mount+0xc0/0xc0 [ 153.174819][ T4570] ? lockdep_hardirqs_on+0x94/0x140 [ 153.180072][ T4570] ? __x64_sys_mount+0x1c/0xc0 [ 153.184878][ T4570] do_syscall_64+0x4c/0xa0 [ 153.189341][ T4570] ? clear_bhb_loop+0x45/0xa0 [ 153.194134][ T4570] ? clear_bhb_loop+0x45/0xa0 [ 153.198912][ T4570] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 153.204845][ T4570] RIP: 0033:0x7f6d537fe61a [ 153.209444][ T4570] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 153.229168][ T4570] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 153.237627][ T4570] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 153.245654][ T4570] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 153.253670][ T4570] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 153.261725][ T4570] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 153.269733][ T4570] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 153.277760][ T4570] [ 153.281169][ T4570] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 153.294373][ T4570] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 153.334862][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 749ms executing program executing program [ 153.692754][ T4572] loop2: detected capacity change from 0 to 32768 [ 153.701672][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 153.716533][ T4565] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 153.739735][ T4572] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 153.747827][ T4572] CPU: 0 PID: 4572 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 153.756546][ T4572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 153.766635][ T4572] Call Trace: [ 153.769941][ T4572] [ 153.772895][ T4572] dump_stack_lvl+0x168/0x22e [ 153.777616][ T4572] ? show_regs_print_info+0x12/0x12 [ 153.782849][ T4572] ? load_image+0x3b0/0x3b0 [ 153.787397][ T4572] sysfs_create_dir_ns+0x252/0x280 [ 153.792558][ T4572] ? sysfs_warn_dup+0xa0/0xa0 [ 153.797358][ T4572] ? kobject_set_name_vargs+0x5d/0x110 [ 153.802947][ T4572] ? do_raw_spin_unlock+0x11d/0x230 [ 153.808193][ T4572] kobject_add_internal+0x6b8/0xc80 [ 153.813447][ T4572] kobject_init_and_add+0x122/0x190 [ 153.818683][ T4572] ? lockdep_softirqs_off+0x420/0x420 [ 153.824087][ T4572] ? kobject_add+0x210/0x210 [ 153.828720][ T4572] ? __init_swait_queue_head+0xa5/0x150 [ 153.834299][ T4572] gfs2_sys_fs_add+0x234/0x480 [ 153.839099][ T4572] ? gfs2_recover_set+0x240/0x240 [ 153.844163][ T4572] ? snprintf+0xd7/0x120 [ 153.848444][ T4572] ? vscnprintf+0x80/0x80 [ 153.852825][ T4572] gfs2_fill_super+0x126f/0x1f80 [ 153.857808][ T4572] ? gfs2_reconfigure+0xcd0/0xcd0 [ 153.862868][ T4572] ? sb_set_blocksize+0xa5/0xe0 [ 153.867755][ T4572] get_tree_bdev+0x3f1/0x610 [ 153.872381][ T4572] ? gfs2_reconfigure+0xcd0/0xcd0 [ 153.877448][ T4572] gfs2_get_tree+0x4d/0x1e0 [ 153.881984][ T4572] vfs_get_tree+0x88/0x270 [ 153.886434][ T4572] do_new_mount+0x24a/0xa40 executing program [ 153.890983][ T4572] __se_sys_mount+0x2d6/0x3c0 [ 153.895699][ T4572] ? __x64_sys_mount+0xc0/0xc0 [ 153.900502][ T4572] ? lockdep_hardirqs_on+0x94/0x140 [ 153.905739][ T4572] ? __x64_sys_mount+0x1c/0xc0 [ 153.910532][ T4572] do_syscall_64+0x4c/0xa0 [ 153.914975][ T4572] ? clear_bhb_loop+0x45/0xa0 [ 153.919682][ T4572] ? clear_bhb_loop+0x45/0xa0 [ 153.924391][ T4572] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 153.930332][ T4572] RIP: 0033:0x7f6d537fe61a [ 153.934861][ T4572] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 153.954596][ T4572] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 153.963048][ T4572] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 153.971055][ T4572] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 153.979057][ T4572] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce executing program [ 153.987058][ T4572] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 153.995059][ T4572] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 154.003076][ T4572] [ 154.006539][ T4572] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 154.019723][ T4572] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program executing program [ 155.339583][ T4583] loop2: detected capacity change from 0 to 32768 [ 155.367187][ T4583] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 155.374624][ T4583] CPU: 0 PID: 4583 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 155.383157][ T4583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 155.393245][ T4583] Call Trace: [ 155.396549][ T4583] [ 155.399505][ T4583] dump_stack_lvl+0x168/0x22e [ 155.404220][ T4583] ? show_regs_print_info+0x12/0x12 [ 155.409453][ T4583] ? load_image+0x3b0/0x3b0 [ 155.414010][ T4583] sysfs_create_dir_ns+0x252/0x280 [ 155.419175][ T4583] ? sysfs_warn_dup+0xa0/0xa0 [ 155.423896][ T4583] ? kobject_set_name_vargs+0x5d/0x110 [ 155.429479][ T4583] ? do_raw_spin_unlock+0x11d/0x230 [ 155.434715][ T4583] kobject_add_internal+0x6b8/0xc80 [ 155.439949][ T4583] kobject_init_and_add+0x122/0x190 [ 155.445182][ T4583] ? lockdep_softirqs_off+0x420/0x420 [ 155.450597][ T4583] ? kobject_add+0x210/0x210 [ 155.455249][ T4583] ? __init_swait_queue_head+0xa5/0x150 [ 155.460839][ T4583] gfs2_sys_fs_add+0x234/0x480 [ 155.465646][ T4583] ? gfs2_recover_set+0x240/0x240 [ 155.470720][ T4583] ? snprintf+0xd7/0x120 [ 155.475008][ T4583] ? vscnprintf+0x80/0x80 [ 155.479383][ T4583] gfs2_fill_super+0x126f/0x1f80 [ 155.484375][ T4583] ? gfs2_reconfigure+0xcd0/0xcd0 [ 155.489531][ T4583] ? sb_set_blocksize+0xa5/0xe0 [ 155.494437][ T4583] get_tree_bdev+0x3f1/0x610 [ 155.499066][ T4583] ? gfs2_reconfigure+0xcd0/0xcd0 [ 155.504127][ T4583] gfs2_get_tree+0x4d/0x1e0 [ 155.508693][ T4583] vfs_get_tree+0x88/0x270 [ 155.513147][ T4583] do_new_mount+0x24a/0xa40 [ 155.517704][ T4583] __se_sys_mount+0x2d6/0x3c0 [ 155.522421][ T4583] ? __x64_sys_mount+0xc0/0xc0 [ 155.527235][ T4583] ? lockdep_hardirqs_on+0x94/0x140 [ 155.532474][ T4583] ? __x64_sys_mount+0x1c/0xc0 [ 155.537342][ T4583] do_syscall_64+0x4c/0xa0 [ 155.541793][ T4583] ? clear_bhb_loop+0x45/0xa0 [ 155.546504][ T4583] ? clear_bhb_loop+0x45/0xa0 [ 155.551211][ T4583] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 155.557145][ T4583] RIP: 0033:0x7f6d537fe61a [ 155.561685][ T4583] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 155.581418][ T4583] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 155.589867][ T4583] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 155.597883][ T4583] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 155.606314][ T4583] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 155.614292][ T4583] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 155.622308][ T4583] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 155.630310][ T4583] [ 155.634715][ T4583] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 155.647987][ T4583] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program [ 156.003463][ T4582] loop4: detected capacity change from 0 to 32768 [ 156.011837][ T4582] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 156.019404][ T4582] CPU: 0 PID: 4582 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 156.027943][ T4582] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 156.038034][ T4582] Call Trace: [ 156.041343][ T4582] [ 156.044302][ T4582] dump_stack_lvl+0x168/0x22e [ 156.049029][ T4582] ? show_regs_print_info+0x12/0x12 [ 156.054473][ T4582] ? load_image+0x3b0/0x3b0 [ 156.059039][ T4582] sysfs_create_dir_ns+0x252/0x280 [ 156.064197][ T4582] ? sysfs_warn_dup+0xa0/0xa0 [ 156.068912][ T4582] ? kobject_set_name_vargs+0x5d/0x110 [ 156.074546][ T4582] ? do_raw_spin_unlock+0x11d/0x230 [ 156.079787][ T4582] kobject_add_internal+0x6b8/0xc80 [ 156.085126][ T4582] kobject_init_and_add+0x122/0x190 [ 156.090366][ T4582] ? lockdep_softirqs_off+0x420/0x420 [ 156.095964][ T4582] ? kobject_add+0x210/0x210 [ 156.100607][ T4582] ? __init_swait_queue_head+0xa5/0x150 [ 156.106192][ T4582] gfs2_sys_fs_add+0x234/0x480 [ 156.111020][ T4582] ? gfs2_recover_set+0x240/0x240 [ 156.116076][ T4582] ? snprintf+0xd7/0x120 [ 156.120348][ T4582] ? vscnprintf+0x80/0x80 [ 156.124723][ T4582] gfs2_fill_super+0x126f/0x1f80 [ 156.129709][ T4582] ? gfs2_reconfigure+0xcd0/0xcd0 [ 156.134773][ T4582] ? sb_set_blocksize+0xa5/0xe0 [ 156.139663][ T4582] get_tree_bdev+0x3f1/0x610 [ 156.144293][ T4582] ? gfs2_reconfigure+0xcd0/0xcd0 [ 156.149346][ T4582] gfs2_get_tree+0x4d/0x1e0 [ 156.153878][ T4582] vfs_get_tree+0x88/0x270 [ 156.158328][ T4582] do_new_mount+0x24a/0xa40 [ 156.162866][ T4582] __se_sys_mount+0x2d6/0x3c0 [ 156.167581][ T4582] ? __x64_sys_mount+0xc0/0xc0 [ 156.172407][ T4582] ? lockdep_hardirqs_on+0x94/0x140 [ 156.175374][ T4565] gfs2: fsid=syz:syz.0: found 1 quota changes [ 156.177629][ T4582] ? __x64_sys_mount+0x1c/0xc0 [ 156.177660][ T4582] do_syscall_64+0x4c/0xa0 [ 156.177684][ T4582] ? clear_bhb_loop+0x45/0xa0 [ 156.177711][ T4582] ? clear_bhb_loop+0x45/0xa0 [ 156.177730][ T4582] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 156.177758][ T4582] RIP: 0033:0x7f6d537fe61a [ 156.212677][ T4582] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 156.232393][ T4582] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 156.240823][ T4582] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a executing program [ 156.248989][ T4582] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 156.257069][ T4582] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 156.265066][ T4582] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 156.273049][ T4582] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 156.281084][ T4582] [ 156.285558][ T4582] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 156.298866][ T4582] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 156.481064][ T4249] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 156.481064][ T4249] inode = 11 2339 [ 156.481064][ T4249] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 464 [ 156.561921][ T4249] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 156.599490][ T4249] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:4249 [syz-executor319] gfs2_quota_sync+0x32c/0x6f0 [ 156.612128][ T4586] loop1: detected capacity change from 0 to 32768 [ 156.620452][ T4586] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 156.627934][ T4586] CPU: 1 PID: 4586 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 156.636466][ T4586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 156.646552][ T4586] Call Trace: [ 156.649856][ T4586] [ 156.650766][ T4249] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000201 s:0 p:0 [ 156.652796][ T4586] dump_stack_lvl+0x168/0x22e [ 156.665656][ T4586] ? show_regs_print_info+0x12/0x12 [ 156.670865][ T4586] ? load_image+0x3b0/0x3b0 [ 156.675382][ T4586] sysfs_create_dir_ns+0x252/0x280 [ 156.680505][ T4586] ? sysfs_warn_dup+0xa0/0xa0 [ 156.685191][ T4586] ? kobject_set_name_vargs+0x5d/0x110 [ 156.690674][ T4586] ? do_raw_spin_unlock+0x11d/0x230 [ 156.695890][ T4586] kobject_add_internal+0x6b8/0xc80 [ 156.701108][ T4586] kobject_init_and_add+0x122/0x190 [ 156.706414][ T4586] ? lockdep_softirqs_off+0x420/0x420 [ 156.711809][ T4586] ? kobject_add+0x210/0x210 [ 156.716427][ T4586] ? __init_swait_queue_head+0xa5/0x150 [ 156.721990][ T4586] gfs2_sys_fs_add+0x234/0x480 [ 156.726768][ T4586] ? gfs2_recover_set+0x240/0x240 [ 156.731806][ T4586] ? snprintf+0xd7/0x120 [ 156.736058][ T4586] ? vscnprintf+0x80/0x80 [ 156.740404][ T4586] gfs2_fill_super+0x126f/0x1f80 [ 156.745364][ T4586] ? gfs2_reconfigure+0xcd0/0xcd0 [ 156.750402][ T4586] ? sb_set_blocksize+0xa5/0xe0 [ 156.755288][ T4586] get_tree_bdev+0x3f1/0x610 [ 156.759887][ T4586] ? gfs2_reconfigure+0xcd0/0xcd0 [ 156.764925][ T4586] gfs2_get_tree+0x4d/0x1e0 [ 156.769440][ T4586] vfs_get_tree+0x88/0x270 [ 156.773864][ T4586] do_new_mount+0x24a/0xa40 [ 156.778471][ T4586] __se_sys_mount+0x2d6/0x3c0 [ 156.783165][ T4586] ? __x64_sys_mount+0xc0/0xc0 [ 156.787940][ T4586] ? lockdep_hardirqs_on+0x94/0x140 [ 156.793167][ T4586] ? __x64_sys_mount+0x1c/0xc0 [ 156.797942][ T4586] do_syscall_64+0x4c/0xa0 [ 156.802369][ T4586] ? clear_bhb_loop+0x45/0xa0 [ 156.807051][ T4586] ? clear_bhb_loop+0x45/0xa0 [ 156.811824][ T4586] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 156.817728][ T4586] RIP: 0033:0x7f6d537fe61a [ 156.822156][ T4586] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 156.841770][ T4586] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 156.850192][ T4586] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 156.858182][ T4586] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 156.866156][ T4586] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 156.874162][ T4586] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 156.882235][ T4586] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 156.890225][ T4586] [ 156.894783][ T4586] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 156.907952][ T4586] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 156.915766][ T4249] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 156.929831][ T4249] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 156.938785][ T4249] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 156.945394][ T4249] gfs2: fsid=syz:syz.0: File system withdrawn [ 156.951532][ T4249] CPU: 1 PID: 4249 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 156.960066][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 156.970143][ T4249] Call Trace: [ 156.973451][ T4249] [ 156.976404][ T4249] dump_stack_lvl+0x168/0x22e [ 156.981121][ T4249] ? kobject_uevent_env+0x35f/0x8a0 [ 156.986340][ T4249] ? show_regs_print_info+0x12/0x12 [ 156.991567][ T4249] ? load_image+0x3b0/0x3b0 [ 156.996099][ T4249] ? kobject_uevent_env+0x35f/0x8a0 [ 157.001345][ T4249] gfs2_withdraw+0x143f/0x1780 [ 157.006166][ T4249] ? gfs2_lm+0x220/0x220 [ 157.010469][ T4249] ? gfs2_consist_inode_i+0xf1/0x110 [ 157.015799][ T4249] gfs2_inode_refresh+0xb5e/0xfc0 [ 157.020872][ T4249] ? gfs2_inode_metasync+0xf0/0xf0 [ 157.026031][ T4249] ? gfs2_glock_nq+0xcf0/0x14e0 [ 157.030922][ T4249] gfs2_instantiate+0x15e/0x210 [ 157.035813][ T4249] gfs2_glock_wait+0x1d0/0x2a0 [ 157.040626][ T4249] do_sync+0x49a/0xc00 [ 157.044738][ T4249] ? gfs2_quota_sync+0x32c/0x6f0 [ 157.049816][ T4249] ? slot_put+0x1e0/0x1e0 [ 157.054375][ T4249] ? gfs2_quota_sync+0x32c/0x6f0 [ 157.059357][ T4249] ? do_raw_spin_unlock+0x11d/0x230 [ 157.064619][ T4249] gfs2_quota_sync+0x32c/0x6f0 [ 157.069435][ T4249] gfs2_sync_fs+0x48/0xb0 [ 157.073896][ T4249] sync_filesystem+0xe6/0x220 [ 157.078626][ T4249] generic_shutdown_super+0x6b/0x340 [ 157.083973][ T4249] kill_block_super+0x7c/0xe0 [ 157.088701][ T4249] deactivate_locked_super+0x93/0xf0 [ 157.094115][ T4249] cleanup_mnt+0x463/0x4f0 [ 157.098572][ T4249] ? lockdep_hardirqs_on+0x94/0x140 [ 157.103831][ T4249] task_work_run+0x1ca/0x250 [ 157.108465][ T4249] ? task_work_cancel+0x230/0x230 [ 157.113536][ T4249] ? exit_to_user_mode_loop+0x3b/0x110 [ 157.119040][ T4249] exit_to_user_mode_loop+0xe6/0x110 [ 157.124363][ T4249] exit_to_user_mode_prepare+0xb1/0x140 [ 157.130033][ T4249] syscall_exit_to_user_mode+0x16/0x40 [ 157.135519][ T4249] do_syscall_64+0x58/0xa0 [ 157.140052][ T4249] ? clear_bhb_loop+0x45/0xa0 [ 157.144756][ T4249] ? clear_bhb_loop+0x45/0xa0 [ 157.149467][ T4249] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 157.150525][ T4587] loop3: detected capacity change from 0 to 32768 [ 157.155375][ T4249] RIP: 0033:0x7f6d537fe4b7 [ 157.166254][ T4249] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 157.185263][ T4587] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 157.185966][ T4249] RSP: 002b:00007fffc8fe4d18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 157.201872][ T4249] RAX: 0000000000000000 RBX: 0000000000024ef8 RCX: 00007f6d537fe4b7 [ 157.209966][ T4249] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffc8fe4dd0 [ 157.217961][ T4249] RBP: 00007fffc8fe4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 157.225947][ T4249] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fffc8fe5e40 [ 157.233928][ T4249] R13: 00005555808ab6c0 R14: 000000000000003d R15: 431bde82d7b634db [ 157.241936][ T4249] [ 157.244964][ T4587] CPU: 0 PID: 4587 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 157.253525][ T4587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 157.263619][ T4587] Call Trace: [ 157.266925][ T4587] [ 157.269888][ T4587] dump_stack_lvl+0x168/0x22e [ 157.274624][ T4587] ? show_regs_print_info+0x12/0x12 [ 157.279874][ T4587] ? load_image+0x3b0/0x3b0 [ 157.284426][ T4587] sysfs_create_dir_ns+0x252/0x280 [ 157.289580][ T4587] ? sysfs_warn_dup+0xa0/0xa0 [ 157.294291][ T4587] ? kobject_set_name_vargs+0x5d/0x110 [ 157.299788][ T4587] ? do_raw_spin_unlock+0x11d/0x230 [ 157.305026][ T4587] kobject_add_internal+0x6b8/0xc80 [ 157.310314][ T4587] kobject_init_and_add+0x122/0x190 [ 157.315550][ T4587] ? lockdep_softirqs_off+0x420/0x420 [ 157.320968][ T4587] ? kobject_add+0x210/0x210 [ 157.325597][ T4587] ? __init_swait_queue_head+0xa5/0x150 [ 157.331189][ T4587] gfs2_sys_fs_add+0x234/0x480 [ 157.336078][ T4587] ? gfs2_recover_set+0x240/0x240 [ 157.341143][ T4587] ? snprintf+0xd7/0x120 [ 157.345415][ T4587] ? vscnprintf+0x80/0x80 [ 157.349782][ T4587] gfs2_fill_super+0x126f/0x1f80 [ 157.354759][ T4587] ? gfs2_reconfigure+0xcd0/0xcd0 [ 157.359823][ T4587] ? sb_set_blocksize+0xa5/0xe0 [ 157.364705][ T4587] get_tree_bdev+0x3f1/0x610 [ 157.369327][ T4587] ? gfs2_reconfigure+0xcd0/0xcd0 [ 157.374391][ T4587] gfs2_get_tree+0x4d/0x1e0 [ 157.378923][ T4587] vfs_get_tree+0x88/0x270 [ 157.383457][ T4587] do_new_mount+0x24a/0xa40 [ 157.388001][ T4587] __se_sys_mount+0x2d6/0x3c0 [ 157.390648][ T4339] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 157.392704][ T4587] ? __x64_sys_mount+0xc0/0xc0 [ 157.407301][ T4587] ? lockdep_hardirqs_on+0x94/0x140 [ 157.412641][ T4587] ? __x64_sys_mount+0x1c/0xc0 [ 157.417445][ T4587] do_syscall_64+0x4c/0xa0 [ 157.421901][ T4587] ? clear_bhb_loop+0x45/0xa0 [ 157.426623][ T4587] ? clear_bhb_loop+0x45/0xa0 [ 157.431334][ T4587] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 157.437319][ T4587] RIP: 0033:0x7f6d537fe61a [ 157.441769][ T4587] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 157.461418][ T4587] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 157.469875][ T4587] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 157.477926][ T4587] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 157.485939][ T4587] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 157.487947][ T4260] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 157.493922][ T4587] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 executing program [ 157.511822][ T4587] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 157.519849][ T4587] [ 157.523051][ T4587] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 157.536335][ T4587] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 157.876060][ T4588] loop2: detected capacity change from 0 to 32768 [ 157.884493][ T4588] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 157.891980][ T4588] CPU: 0 PID: 4588 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 157.900515][ T4588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 157.910697][ T4588] Call Trace: [ 157.914020][ T4588] [ 157.916977][ T4588] dump_stack_lvl+0x168/0x22e [ 157.921704][ T4588] ? show_regs_print_info+0x12/0x12 [ 157.926946][ T4588] ? load_image+0x3b0/0x3b0 [ 157.931501][ T4588] sysfs_create_dir_ns+0x252/0x280 [ 157.936658][ T4588] ? sysfs_warn_dup+0xa0/0xa0 [ 157.941453][ T4588] ? kobject_set_name_vargs+0x5d/0x110 [ 157.946946][ T4588] ? do_raw_spin_unlock+0x11d/0x230 [ 157.952179][ T4588] kobject_add_internal+0x6b8/0xc80 [ 157.957422][ T4588] kobject_init_and_add+0x122/0x190 [ 157.962661][ T4588] ? lockdep_softirqs_off+0x420/0x420 [ 157.968071][ T4588] ? kobject_add+0x210/0x210 [ 157.972692][ T4588] ? __init_swait_queue_head+0xa5/0x150 [ 157.978254][ T4588] gfs2_sys_fs_add+0x234/0x480 [ 157.983037][ T4588] ? gfs2_recover_set+0x240/0x240 [ 157.988077][ T4588] ? snprintf+0xd7/0x120 [ 157.992328][ T4588] ? vscnprintf+0x80/0x80 [ 157.996671][ T4588] gfs2_fill_super+0x126f/0x1f80 [ 158.001632][ T4588] ? gfs2_reconfigure+0xcd0/0xcd0 [ 158.006668][ T4588] ? sb_set_blocksize+0xa5/0xe0 [ 158.011539][ T4588] get_tree_bdev+0x3f1/0x610 [ 158.016224][ T4588] ? gfs2_reconfigure+0xcd0/0xcd0 [ 158.021253][ T4588] gfs2_get_tree+0x4d/0x1e0 [ 158.025765][ T4588] vfs_get_tree+0x88/0x270 [ 158.030191][ T4588] do_new_mount+0x24a/0xa40 [ 158.034705][ T4588] __se_sys_mount+0x2d6/0x3c0 [ 158.039424][ T4588] ? __x64_sys_mount+0xc0/0xc0 [ 158.044221][ T4588] ? lockdep_hardirqs_on+0x94/0x140 [ 158.049443][ T4588] ? __x64_sys_mount+0x1c/0xc0 [ 158.054222][ T4588] do_syscall_64+0x4c/0xa0 [ 158.058651][ T4588] ? clear_bhb_loop+0x45/0xa0 [ 158.063332][ T4588] ? clear_bhb_loop+0x45/0xa0 [ 158.068019][ T4588] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 158.073944][ T4588] RIP: 0033:0x7f6d537fe61a [ 158.078366][ T4588] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 158.097987][ T4588] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 158.106426][ T4588] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 158.114417][ T4588] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 executing program [ 158.122396][ T4588] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 158.130403][ T4588] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 158.138750][ T4588] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 158.146761][ T4588] [ 158.149992][ T4589] loop4: detected capacity change from 0 to 32768 [ 158.150174][ T4588] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 158.169897][ T4588] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 158.231792][ T4589] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 158.239816][ T4589] CPU: 0 PID: 4589 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 158.248352][ T4589] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 158.258459][ T4589] Call Trace: [ 158.261769][ T4589] [ 158.264865][ T4589] dump_stack_lvl+0x168/0x22e [ 158.269586][ T4589] ? show_regs_print_info+0x12/0x12 [ 158.274818][ T4589] ? load_image+0x3b0/0x3b0 [ 158.279367][ T4589] sysfs_create_dir_ns+0x252/0x280 [ 158.284525][ T4589] ? sysfs_warn_dup+0xa0/0xa0 [ 158.289231][ T4589] ? kobject_set_name_vargs+0x5d/0x110 [ 158.294730][ T4589] ? do_raw_spin_unlock+0x11d/0x230 [ 158.299961][ T4589] kobject_add_internal+0x6b8/0xc80 [ 158.305198][ T4589] kobject_init_and_add+0x122/0x190 [ 158.310424][ T4589] ? lockdep_softirqs_off+0x420/0x420 [ 158.315824][ T4589] ? kobject_add+0x210/0x210 [ 158.320538][ T4589] ? __init_swait_queue_head+0xa5/0x150 [ 158.326129][ T4589] gfs2_sys_fs_add+0x234/0x480 [ 158.330963][ T4589] ? gfs2_recover_set+0x240/0x240 [ 158.336050][ T4589] ? snprintf+0xd7/0x120 [ 158.340333][ T4589] ? vscnprintf+0x80/0x80 [ 158.344715][ T4589] gfs2_fill_super+0x126f/0x1f80 [ 158.349702][ T4589] ? gfs2_reconfigure+0xcd0/0xcd0 [ 158.354780][ T4589] ? sb_set_blocksize+0xa5/0xe0 [ 158.359681][ T4589] get_tree_bdev+0x3f1/0x610 [ 158.364311][ T4589] ? gfs2_reconfigure+0xcd0/0xcd0 [ 158.369387][ T4589] gfs2_get_tree+0x4d/0x1e0 [ 158.373930][ T4589] vfs_get_tree+0x88/0x270 [ 158.378388][ T4589] do_new_mount+0x24a/0xa40 [ 158.382937][ T4589] __se_sys_mount+0x2d6/0x3c0 [ 158.387664][ T4589] ? __x64_sys_mount+0xc0/0xc0 [ 158.392468][ T4589] ? lockdep_hardirqs_on+0x94/0x140 [ 158.397720][ T4589] ? __x64_sys_mount+0x1c/0xc0 [ 158.402524][ T4589] do_syscall_64+0x4c/0xa0 [ 158.406977][ T4589] ? clear_bhb_loop+0x45/0xa0 [ 158.411687][ T4589] ? clear_bhb_loop+0x45/0xa0 [ 158.416405][ T4589] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 158.422337][ T4589] RIP: 0033:0x7f6d537fe61a [ 158.426807][ T4589] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 158.446631][ T4589] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 158.455077][ T4589] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 158.463076][ T4589] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 158.471160][ T4589] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 158.473261][ T4590] loop1: detected capacity change from 0 to 32768 [ 158.479143][ T4589] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 158.479160][ T4589] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 158.479190][ T4589] [ 158.504882][ T4589] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 158.519506][ T4589] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 158.529847][ T4249] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 [ 158.530101][ T4590] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 158.543887][ T4249] CPU: 0 PID: 4249 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 158.559951][ T4249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 158.570015][ T4249] Call Trace: [ 158.573309][ T4249] [ 158.576277][ T4249] dump_stack_lvl+0x168/0x22e [ 158.580970][ T4249] ? gfs2_assert_warn_i+0xc3/0x2c0 [ 158.586095][ T4249] ? show_regs_print_info+0x12/0x12 [ 158.591307][ T4249] ? load_image+0x3b0/0x3b0 [ 158.595824][ T4249] ? do_raw_spin_unlock+0x11d/0x230 [ 158.601041][ T4249] gfs2_assert_warn_i+0x18f/0x2c0 [ 158.606078][ T4249] gfs2_quota_cleanup+0x4b4/0x6a0 [ 158.611120][ T4249] gfs2_put_super+0x22f/0x8c0 [ 158.615814][ T4249] ? gfs2_evict_inode+0x1170/0x1170 [ 158.621030][ T4249] generic_shutdown_super+0x130/0x340 [ 158.626413][ T4249] kill_block_super+0x7c/0xe0 [ 158.631109][ T4249] deactivate_locked_super+0x93/0xf0 [ 158.636404][ T4249] cleanup_mnt+0x463/0x4f0 [ 158.640927][ T4249] ? lockdep_hardirqs_on+0x94/0x140 [ 158.646140][ T4249] task_work_run+0x1ca/0x250 [ 158.650752][ T4249] ? task_work_cancel+0x230/0x230 [ 158.655790][ T4249] ? exit_to_user_mode_loop+0x3b/0x110 [ 158.661283][ T4249] exit_to_user_mode_loop+0xe6/0x110 [ 158.666594][ T4249] exit_to_user_mode_prepare+0xb1/0x140 [ 158.672159][ T4249] syscall_exit_to_user_mode+0x16/0x40 [ 158.677629][ T4249] do_syscall_64+0x58/0xa0 [ 158.682058][ T4249] ? clear_bhb_loop+0x45/0xa0 [ 158.686745][ T4249] ? clear_bhb_loop+0x45/0xa0 [ 158.691435][ T4249] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 158.697343][ T4249] RIP: 0033:0x7f6d537fe4b7 [ 158.701764][ T4249] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 158.721472][ T4249] RSP: 002b:00007fffc8fe4d18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 158.729896][ T4249] RAX: 0000000000000000 RBX: 0000000000024ef8 RCX: 00007f6d537fe4b7 [ 158.738046][ T4249] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffc8fe4dd0 [ 158.746112][ T4249] RBP: 00007fffc8fe4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 158.754094][ T4249] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fffc8fe5e40 [ 158.762072][ T4249] R13: 00005555808ab6c0 R14: 000000000000003d R15: 431bde82d7b634db [ 158.770152][ T4249] [ 158.773184][ T4590] CPU: 1 PID: 4590 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 158.773554][ T4264] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 158.781788][ T4590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 158.781803][ T4590] Call Trace: [ 158.781812][ T4590] [ 158.781820][ T4590] dump_stack_lvl+0x168/0x22e [ 158.781852][ T4590] ? show_regs_print_info+0x12/0x12 [ 158.818310][ T4590] ? load_image+0x3b0/0x3b0 [ 158.822862][ T4590] sysfs_create_dir_ns+0x252/0x280 [ 158.828029][ T4590] ? sysfs_warn_dup+0xa0/0xa0 executing program [ 158.832741][ T4590] ? kobject_set_name_vargs+0x5d/0x110 [ 158.838240][ T4590] ? do_raw_spin_unlock+0x11d/0x230 [ 158.843491][ T4590] kobject_add_internal+0x6b8/0xc80 [ 158.848740][ T4590] kobject_init_and_add+0x122/0x190 [ 158.853977][ T4590] ? lockdep_softirqs_off+0x420/0x420 [ 158.859386][ T4590] ? kobject_add+0x210/0x210 [ 158.864017][ T4590] ? __init_swait_queue_head+0xa5/0x150 [ 158.869598][ T4590] gfs2_sys_fs_add+0x234/0x480 [ 158.874422][ T4590] ? gfs2_recover_set+0x240/0x240 [ 158.879482][ T4590] ? snprintf+0xd7/0x120 [ 158.883751][ T4590] ? vscnprintf+0x80/0x80 [ 158.888118][ T4590] gfs2_fill_super+0x126f/0x1f80 [ 158.893099][ T4590] ? gfs2_reconfigure+0xcd0/0xcd0 [ 158.898160][ T4590] ? sb_set_blocksize+0xa5/0xe0 [ 158.903042][ T4590] get_tree_bdev+0x3f1/0x610 [ 158.907662][ T4590] ? gfs2_reconfigure+0xcd0/0xcd0 [ 158.912722][ T4590] gfs2_get_tree+0x4d/0x1e0 [ 158.917252][ T4590] vfs_get_tree+0x88/0x270 [ 158.921706][ T4590] do_new_mount+0x24a/0xa40 [ 158.926247][ T4590] __se_sys_mount+0x2d6/0x3c0 [ 158.930956][ T4590] ? __x64_sys_mount+0xc0/0xc0 [ 158.935843][ T4590] ? lockdep_hardirqs_on+0x94/0x140 [ 158.941076][ T4590] ? __x64_sys_mount+0x1c/0xc0 [ 158.945867][ T4590] do_syscall_64+0x4c/0xa0 [ 158.950307][ T4590] ? clear_bhb_loop+0x45/0xa0 [ 158.955001][ T4590] ? clear_bhb_loop+0x45/0xa0 [ 158.959701][ T4590] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 158.965618][ T4590] RIP: 0033:0x7f6d537fe61a [ 158.970057][ T4590] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 158.989715][ T4590] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 158.998179][ T4590] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 159.006222][ T4590] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 159.014241][ T4590] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 159.022253][ T4590] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 159.030359][ T4590] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 159.038488][ T4590] [ 159.043136][ T4590] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 159.056344][ T4590] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 159.560052][ T4593] loop3: detected capacity change from 0 to 32768 [ 159.577944][ T4593] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 159.585464][ T4593] CPU: 0 PID: 4593 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 159.594088][ T4593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 159.604265][ T4593] Call Trace: [ 159.607655][ T4593] [ 159.610623][ T4593] dump_stack_lvl+0x168/0x22e [ 159.615340][ T4593] ? show_regs_print_info+0x12/0x12 [ 159.620568][ T4593] ? load_image+0x3b0/0x3b0 [ 159.625216][ T4593] sysfs_create_dir_ns+0x252/0x280 [ 159.630366][ T4593] ? sysfs_warn_dup+0xa0/0xa0 [ 159.635081][ T4593] ? kobject_set_name_vargs+0x5d/0x110 [ 159.640590][ T4593] ? do_raw_spin_unlock+0x11d/0x230 [ 159.645817][ T4593] kobject_add_internal+0x6b8/0xc80 [ 159.651046][ T4593] kobject_init_and_add+0x122/0x190 [ 159.656284][ T4593] ? lockdep_softirqs_off+0x420/0x420 [ 159.661668][ T4593] ? kobject_add+0x210/0x210 [ 159.666296][ T4593] ? __init_swait_queue_head+0xa5/0x150 [ 159.671863][ T4593] gfs2_sys_fs_add+0x234/0x480 [ 159.676641][ T4593] ? gfs2_recover_set+0x240/0x240 [ 159.681675][ T4593] ? snprintf+0xd7/0x120 [ 159.686010][ T4593] ? vscnprintf+0x80/0x80 [ 159.690353][ T4593] gfs2_fill_super+0x126f/0x1f80 [ 159.695398][ T4593] ? gfs2_reconfigure+0xcd0/0xcd0 [ 159.700442][ T4593] ? sb_set_blocksize+0xa5/0xe0 [ 159.705325][ T4593] get_tree_bdev+0x3f1/0x610 [ 159.709925][ T4593] ? gfs2_reconfigure+0xcd0/0xcd0 [ 159.714957][ T4593] gfs2_get_tree+0x4d/0x1e0 [ 159.719466][ T4593] vfs_get_tree+0x88/0x270 [ 159.723889][ T4593] do_new_mount+0x24a/0xa40 [ 159.728407][ T4593] __se_sys_mount+0x2d6/0x3c0 [ 159.733095][ T4593] ? __x64_sys_mount+0xc0/0xc0 [ 159.737866][ T4593] ? lockdep_hardirqs_on+0x94/0x140 [ 159.743074][ T4593] ? __x64_sys_mount+0x1c/0xc0 [ 159.747843][ T4593] do_syscall_64+0x4c/0xa0 [ 159.752270][ T4593] ? clear_bhb_loop+0x45/0xa0 [ 159.756949][ T4593] ? clear_bhb_loop+0x45/0xa0 [ 159.761630][ T4593] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 159.767539][ T4593] RIP: 0033:0x7f6d537fe61a [ 159.771970][ T4593] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 159.791794][ T4593] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 159.800229][ T4593] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 159.808205][ T4593] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 159.816183][ T4593] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 159.824162][ T4593] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 159.832137][ T4593] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 159.840130][ T4593] [ 159.843321][ T4593] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. executing program [ 159.856595][ T4593] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program [ 160.262679][ T4595] loop2: detected capacity change from 0 to 32768 [ 160.271752][ T4595] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 160.280143][ T4595] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 160.290376][ T4595] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 160.299416][ T14] gfs2: fsid=syz:syz.0: jid=0, already locked for use executing program [ 160.306940][ T14] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... executing program executing program [ 160.785162][ T14] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 478ms [ 160.793143][ T14] gfs2: fsid=syz:syz.0: jid=0: Done [ 160.798779][ T4595] gfs2: fsid=syz:syz.0: first mount done, others may mount executing program executing program executing program executing program [ 161.714361][ T4604] loop0: detected capacity change from 0 to 32768 [ 161.720419][ T4595] gfs2: fsid=syz:syz.0: found 1 quota changes [ 161.722809][ T4604] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 161.734694][ T4604] CPU: 0 PID: 4604 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 161.743318][ T4604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 161.753409][ T4604] Call Trace: [ 161.756720][ T4604] [ 161.759678][ T4604] dump_stack_lvl+0x168/0x22e [ 161.764577][ T4604] ? show_regs_print_info+0x12/0x12 [ 161.769808][ T4604] ? load_image+0x3b0/0x3b0 [ 161.774348][ T4604] sysfs_create_dir_ns+0x252/0x280 [ 161.779522][ T4604] ? sysfs_warn_dup+0xa0/0xa0 [ 161.784326][ T4604] ? kobject_set_name_vargs+0x5d/0x110 [ 161.789823][ T4604] ? do_raw_spin_unlock+0x11d/0x230 [ 161.795062][ T4604] kobject_add_internal+0x6b8/0xc80 [ 161.800314][ T4604] kobject_init_and_add+0x122/0x190 [ 161.805641][ T4604] ? lockdep_softirqs_off+0x420/0x420 [ 161.811134][ T4604] ? kobject_add+0x210/0x210 [ 161.815760][ T4604] ? __init_swait_queue_head+0xa5/0x150 [ 161.821344][ T4604] gfs2_sys_fs_add+0x234/0x480 [ 161.826143][ T4604] ? gfs2_recover_set+0x240/0x240 [ 161.831229][ T4604] ? snprintf+0xd7/0x120 [ 161.835500][ T4604] ? vscnprintf+0x80/0x80 [ 161.839862][ T4604] gfs2_fill_super+0x126f/0x1f80 [ 161.844837][ T4604] ? gfs2_reconfigure+0xcd0/0xcd0 [ 161.849892][ T4604] ? sb_set_blocksize+0xa5/0xe0 [ 161.854781][ T4604] get_tree_bdev+0x3f1/0x610 [ 161.859398][ T4604] ? gfs2_reconfigure+0xcd0/0xcd0 [ 161.864451][ T4604] gfs2_get_tree+0x4d/0x1e0 [ 161.868985][ T4604] vfs_get_tree+0x88/0x270 [ 161.873444][ T4604] do_new_mount+0x24a/0xa40 [ 161.877997][ T4604] __se_sys_mount+0x2d6/0x3c0 [ 161.882716][ T4604] ? __x64_sys_mount+0xc0/0xc0 [ 161.887519][ T4604] ? lockdep_hardirqs_on+0x94/0x140 [ 161.892760][ T4604] ? __x64_sys_mount+0x1c/0xc0 [ 161.897584][ T4604] do_syscall_64+0x4c/0xa0 [ 161.902036][ T4604] ? clear_bhb_loop+0x45/0xa0 [ 161.906745][ T4604] ? clear_bhb_loop+0x45/0xa0 [ 161.911452][ T4604] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 161.917385][ T4604] RIP: 0033:0x7f6d537fe61a [ 161.921833][ T4604] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 161.941482][ T4604] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 161.949944][ T4604] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a executing program executing program [ 161.957953][ T4604] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 161.966046][ T4604] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 161.974225][ T4604] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 161.982234][ T4604] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 161.990263][ T4604] [ 161.993484][ T4604] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 162.006654][ T4604] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 162.355551][ T4605] loop3: detected capacity change from 0 to 32768 [ 162.363871][ T4605] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 162.371360][ T4605] CPU: 0 PID: 4605 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 162.379892][ T4605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 162.389994][ T4605] Call Trace: [ 162.393304][ T4605] [ 162.396273][ T4605] dump_stack_lvl+0x168/0x22e [ 162.401257][ T4605] ? show_regs_print_info+0x12/0x12 [ 162.406500][ T4605] ? load_image+0x3b0/0x3b0 [ 162.411055][ T4605] sysfs_create_dir_ns+0x252/0x280 [ 162.416204][ T4605] ? sysfs_warn_dup+0xa0/0xa0 [ 162.420911][ T4605] ? kobject_set_name_vargs+0x5d/0x110 [ 162.426404][ T4605] ? do_raw_spin_unlock+0x11d/0x230 [ 162.431633][ T4605] kobject_add_internal+0x6b8/0xc80 [ 162.436877][ T4605] kobject_init_and_add+0x122/0x190 [ 162.442117][ T4605] ? lockdep_softirqs_off+0x420/0x420 [ 162.447524][ T4605] ? kobject_add+0x210/0x210 [ 162.452157][ T4605] ? __init_swait_queue_head+0xa5/0x150 [ 162.457824][ T4605] gfs2_sys_fs_add+0x234/0x480 [ 162.462630][ T4605] ? gfs2_recover_set+0x240/0x240 [ 162.467683][ T4605] ? snprintf+0xd7/0x120 [ 162.471955][ T4605] ? vscnprintf+0x80/0x80 [ 162.476323][ T4605] gfs2_fill_super+0x126f/0x1f80 [ 162.481315][ T4605] ? gfs2_reconfigure+0xcd0/0xcd0 [ 162.486375][ T4605] ? sb_set_blocksize+0xa5/0xe0 [ 162.491255][ T4605] get_tree_bdev+0x3f1/0x610 [ 162.495873][ T4605] ? gfs2_reconfigure+0xcd0/0xcd0 [ 162.500926][ T4605] gfs2_get_tree+0x4d/0x1e0 [ 162.505461][ T4605] vfs_get_tree+0x88/0x270 [ 162.509915][ T4605] do_new_mount+0x24a/0xa40 [ 162.514466][ T4605] __se_sys_mount+0x2d6/0x3c0 [ 162.517265][ T4251] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 162.517265][ T4251] inode = 11 2339 [ 162.517265][ T4251] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 464 [ 162.519167][ T4605] ? __x64_sys_mount+0xc0/0xc0 [ 162.519200][ T4605] ? lockdep_hardirqs_on+0x94/0x140 [ 162.547857][ T4605] ? __x64_sys_mount+0x1c/0xc0 executing program [ 162.552667][ T4605] do_syscall_64+0x4c/0xa0 [ 162.557124][ T4605] ? clear_bhb_loop+0x45/0xa0 [ 162.561922][ T4605] ? clear_bhb_loop+0x45/0xa0 [ 162.566624][ T4605] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 162.572554][ T4605] RIP: 0033:0x7f6d537fe61a [ 162.577004][ T4605] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 162.596656][ T4605] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 162.605116][ T4605] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 162.613122][ T4605] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 162.621144][ T4605] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 162.629148][ T4605] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 162.637156][ T4605] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 162.645175][ T4605] [ 162.648683][ T4605] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 162.661884][ T4605] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 163.013514][ T4251] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 executing program [ 163.105686][ T4251] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:4251 [syz-executor319] gfs2_quota_sync+0x32c/0x6f0 [ 163.335584][ T4251] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 executing program [ 163.428565][ T4251] gfs2: fsid=syz:syz.0: about to withdraw this file system [ 163.493345][ T4251] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 163.536615][ T4251] gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 [ 163.559773][ T4251] gfs2: fsid=syz:syz.0: File system withdrawn [ 163.591106][ T4251] CPU: 0 PID: 4251 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 163.599673][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 163.609760][ T4251] Call Trace: [ 163.613065][ T4251] [ 163.616019][ T4251] dump_stack_lvl+0x168/0x22e [ 163.620738][ T4251] ? kobject_uevent_env+0x35f/0x8a0 [ 163.626060][ T4251] ? show_regs_print_info+0x12/0x12 [ 163.631382][ T4251] ? load_image+0x3b0/0x3b0 [ 163.635925][ T4251] ? kobject_uevent_env+0x35f/0x8a0 [ 163.641170][ T4251] gfs2_withdraw+0x143f/0x1780 [ 163.645991][ T4251] ? gfs2_lm+0x220/0x220 [ 163.650323][ T4251] ? gfs2_consist_inode_i+0xf1/0x110 [ 163.655646][ T4251] gfs2_inode_refresh+0xb5e/0xfc0 [ 163.660718][ T4251] ? gfs2_inode_metasync+0xf0/0xf0 [ 163.665968][ T4251] ? gfs2_glock_nq+0xcf0/0x14e0 [ 163.670881][ T4251] gfs2_instantiate+0x15e/0x210 [ 163.675774][ T4251] gfs2_glock_wait+0x1d0/0x2a0 [ 163.680579][ T4251] do_sync+0x49a/0xc00 [ 163.684696][ T4251] ? gfs2_quota_sync+0x32c/0x6f0 [ 163.689691][ T4251] ? slot_put+0x1e0/0x1e0 [ 163.694076][ T4251] ? gfs2_quota_sync+0x32c/0x6f0 [ 163.699143][ T4251] ? do_raw_spin_unlock+0x11d/0x230 [ 163.704473][ T4251] gfs2_quota_sync+0x32c/0x6f0 [ 163.709382][ T4251] gfs2_sync_fs+0x48/0xb0 [ 163.713749][ T4251] sync_filesystem+0xe6/0x220 [ 163.718459][ T4251] generic_shutdown_super+0x6b/0x340 [ 163.723787][ T4251] kill_block_super+0x7c/0xe0 [ 163.728508][ T4251] deactivate_locked_super+0x93/0xf0 [ 163.733826][ T4251] cleanup_mnt+0x463/0x4f0 [ 163.738280][ T4251] ? lockdep_hardirqs_on+0x94/0x140 [ 163.743537][ T4251] task_work_run+0x1ca/0x250 [ 163.748163][ T4251] ? task_work_cancel+0x230/0x230 [ 163.753224][ T4251] ? exit_to_user_mode_loop+0x3b/0x110 [ 163.758468][ T4611] loop1: detected capacity change from 0 to 32768 [ 163.758707][ T4251] exit_to_user_mode_loop+0xe6/0x110 [ 163.770440][ T4251] exit_to_user_mode_prepare+0xb1/0x140 [ 163.776032][ T4251] syscall_exit_to_user_mode+0x16/0x40 [ 163.781525][ T4251] do_syscall_64+0x58/0xa0 [ 163.785982][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 163.790686][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 163.795480][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 163.801408][ T4251] RIP: 0033:0x7f6d537fe4b7 [ 163.805855][ T4251] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 163.825497][ T4251] RSP: 002b:00007fffc8fe4d18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 163.834036][ T4251] RAX: 0000000000000000 RBX: 0000000000027044 RCX: 00007f6d537fe4b7 [ 163.842038][ T4251] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffc8fe4dd0 [ 163.850384][ T4251] RBP: 00007fffc8fe4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 163.858385][ T4251] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fffc8fe5e40 [ 163.866385][ T4251] R13: 00005555808ab6c0 R14: 0000000000000045 R15: 431bde82d7b634db [ 163.874399][ T4251] [ 163.875414][ T4611] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 163.884930][ T4611] CPU: 1 PID: 4611 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 163.893549][ T4611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 163.903642][ T4611] Call Trace: [ 163.906949][ T4611] [ 163.909910][ T4611] dump_stack_lvl+0x168/0x22e [ 163.914717][ T4611] ? show_regs_print_info+0x12/0x12 [ 163.920047][ T4611] ? load_image+0x3b0/0x3b0 [ 163.924606][ T4611] sysfs_create_dir_ns+0x252/0x280 [ 163.929756][ T4611] ? sysfs_warn_dup+0xa0/0xa0 [ 163.934559][ T4611] ? kobject_set_name_vargs+0x5d/0x110 [ 163.940071][ T4611] ? do_raw_spin_unlock+0x11d/0x230 [ 163.945314][ T4611] kobject_add_internal+0x6b8/0xc80 [ 163.948587][ T4610] loop4: detected capacity change from 0 to 32768 [ 163.950540][ T4611] kobject_init_and_add+0x122/0x190 [ 163.962168][ T4611] ? lockdep_softirqs_off+0x420/0x420 [ 163.967588][ T4611] ? kobject_add+0x210/0x210 [ 163.972223][ T4611] ? __init_swait_queue_head+0xa5/0x150 [ 163.977890][ T4611] gfs2_sys_fs_add+0x234/0x480 [ 163.982698][ T4611] ? gfs2_recover_set+0x240/0x240 [ 163.987755][ T4611] ? snprintf+0xd7/0x120 [ 163.992030][ T4611] ? vscnprintf+0x80/0x80 [ 163.996397][ T4611] gfs2_fill_super+0x126f/0x1f80 [ 164.001373][ T4611] ? gfs2_reconfigure+0xcd0/0xcd0 [ 164.006429][ T4611] ? sb_set_blocksize+0xa5/0xe0 [ 164.011312][ T4611] get_tree_bdev+0x3f1/0x610 [ 164.015934][ T4611] ? gfs2_reconfigure+0xcd0/0xcd0 [ 164.021074][ T4611] gfs2_get_tree+0x4d/0x1e0 [ 164.025603][ T4611] vfs_get_tree+0x88/0x270 [ 164.030052][ T4611] do_new_mount+0x24a/0xa40 [ 164.034599][ T4611] __se_sys_mount+0x2d6/0x3c0 [ 164.039314][ T4611] ? __x64_sys_mount+0xc0/0xc0 [ 164.044198][ T4611] ? lockdep_hardirqs_on+0x94/0x140 [ 164.049432][ T4611] ? __x64_sys_mount+0x1c/0xc0 [ 164.054243][ T4611] do_syscall_64+0x4c/0xa0 [ 164.058788][ T4611] ? clear_bhb_loop+0x45/0xa0 [ 164.063499][ T4611] ? clear_bhb_loop+0x45/0xa0 [ 164.068219][ T4611] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 164.074244][ T4611] RIP: 0033:0x7f6d537fe61a [ 164.078706][ T4611] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 164.098527][ T4611] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 164.106996][ T4611] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 164.109902][ T4264] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 164.115029][ T4611] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 164.115048][ T4611] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce executing program [ 164.115063][ T4611] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 164.115077][ T4611] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 164.156853][ T4611] [ 164.159980][ T4611] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 164.167927][ T4251] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 [ 164.173204][ T4611] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 164.196535][ T4262] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 164.246997][ T4610] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 164.254435][ T4610] CPU: 1 PID: 4610 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 164.263025][ T4610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 164.273120][ T4610] Call Trace: [ 164.276421][ T4610] [ 164.279382][ T4610] dump_stack_lvl+0x168/0x22e [ 164.284190][ T4610] ? show_regs_print_info+0x12/0x12 [ 164.289423][ T4610] ? load_image+0x3b0/0x3b0 [ 164.293964][ T4610] sysfs_create_dir_ns+0x252/0x280 [ 164.299114][ T4610] ? sysfs_warn_dup+0xa0/0xa0 [ 164.303903][ T4610] ? kobject_set_name_vargs+0x5d/0x110 [ 164.309434][ T4610] ? do_raw_spin_unlock+0x11d/0x230 [ 164.314686][ T4610] kobject_add_internal+0x6b8/0xc80 [ 164.319935][ T4610] kobject_init_and_add+0x122/0x190 [ 164.325173][ T4610] ? lockdep_softirqs_off+0x420/0x420 [ 164.330579][ T4610] ? kobject_add+0x210/0x210 [ 164.335221][ T4610] ? __init_swait_queue_head+0xa5/0x150 [ 164.340813][ T4610] gfs2_sys_fs_add+0x234/0x480 [ 164.345620][ T4610] ? gfs2_recover_set+0x240/0x240 [ 164.350699][ T4610] ? snprintf+0xd7/0x120 [ 164.354990][ T4610] ? vscnprintf+0x80/0x80 [ 164.359455][ T4610] gfs2_fill_super+0x126f/0x1f80 [ 164.364442][ T4610] ? gfs2_reconfigure+0xcd0/0xcd0 [ 164.369598][ T4610] ? sb_set_blocksize+0xa5/0xe0 [ 164.374493][ T4610] get_tree_bdev+0x3f1/0x610 [ 164.379124][ T4610] ? gfs2_reconfigure+0xcd0/0xcd0 [ 164.384190][ T4610] gfs2_get_tree+0x4d/0x1e0 [ 164.388733][ T4610] vfs_get_tree+0x88/0x270 [ 164.393187][ T4610] do_new_mount+0x24a/0xa40 [ 164.397738][ T4610] __se_sys_mount+0x2d6/0x3c0 [ 164.402460][ T4610] ? __x64_sys_mount+0xc0/0xc0 [ 164.407273][ T4610] ? lockdep_hardirqs_on+0x94/0x140 [ 164.412512][ T4610] ? __x64_sys_mount+0x1c/0xc0 [ 164.417315][ T4610] do_syscall_64+0x4c/0xa0 [ 164.421778][ T4610] ? clear_bhb_loop+0x45/0xa0 [ 164.426481][ T4610] ? clear_bhb_loop+0x45/0xa0 [ 164.431191][ T4610] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 164.437128][ T4610] RIP: 0033:0x7f6d537fe61a executing program [ 164.441582][ T4610] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 164.461325][ T4610] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 164.469773][ T4610] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 164.477864][ T4610] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 164.484018][ T4613] loop3: detected capacity change from 0 to 32768 [ 164.485932][ T4610] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 164.500372][ T4610] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 164.508377][ T4610] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 164.516403][ T4610] [ 164.519596][ T4610] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 164.532847][ T4610] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 164.826068][ T4613] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 164.834063][ T4613] CPU: 0 PID: 4613 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 164.842601][ T4613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 164.852774][ T4613] Call Trace: [ 164.856158][ T4613] [ 164.859110][ T4613] dump_stack_lvl+0x168/0x22e [ 164.863832][ T4613] ? show_regs_print_info+0x12/0x12 [ 164.869059][ T4613] ? load_image+0x3b0/0x3b0 [ 164.873597][ T4613] sysfs_create_dir_ns+0x252/0x280 [ 164.877466][ T4612] loop0: detected capacity change from 0 to 32768 [ 164.878727][ T4613] ? sysfs_warn_dup+0xa0/0xa0 [ 164.878757][ T4613] ? kobject_set_name_vargs+0x5d/0x110 [ 164.895334][ T4613] ? do_raw_spin_unlock+0x11d/0x230 [ 164.900589][ T4613] kobject_add_internal+0x6b8/0xc80 [ 164.905830][ T4613] kobject_init_and_add+0x122/0x190 [ 164.911060][ T4613] ? lockdep_softirqs_off+0x420/0x420 [ 164.916466][ T4613] ? kobject_add+0x210/0x210 [ 164.921104][ T4613] ? __init_swait_queue_head+0xa5/0x150 [ 164.926684][ T4613] gfs2_sys_fs_add+0x234/0x480 [ 164.931488][ T4613] ? gfs2_recover_set+0x240/0x240 [ 164.936561][ T4613] ? snprintf+0xd7/0x120 [ 164.940835][ T4613] ? vscnprintf+0x80/0x80 [ 164.945200][ T4613] gfs2_fill_super+0x126f/0x1f80 [ 164.950181][ T4613] ? gfs2_reconfigure+0xcd0/0xcd0 [ 164.955240][ T4613] ? sb_set_blocksize+0xa5/0xe0 [ 164.956156][ T4612] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 164.960106][ T4613] get_tree_bdev+0x3f1/0x610 [ 164.960136][ T4613] ? gfs2_reconfigure+0xcd0/0xcd0 [ 164.977119][ T4613] gfs2_get_tree+0x4d/0x1e0 [ 164.981635][ T4613] vfs_get_tree+0x88/0x270 [ 164.986066][ T4613] do_new_mount+0x24a/0xa40 [ 164.990586][ T4613] __se_sys_mount+0x2d6/0x3c0 [ 164.995280][ T4613] ? __x64_sys_mount+0xc0/0xc0 [ 165.000059][ T4613] ? lockdep_hardirqs_on+0x94/0x140 [ 165.005268][ T4613] ? __x64_sys_mount+0x1c/0xc0 [ 165.010042][ T4613] do_syscall_64+0x4c/0xa0 [ 165.014467][ T4613] ? clear_bhb_loop+0x45/0xa0 [ 165.019160][ T4613] ? clear_bhb_loop+0x45/0xa0 [ 165.023845][ T4613] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 165.029752][ T4613] RIP: 0033:0x7f6d537fe61a [ 165.034175][ T4613] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 165.053788][ T4613] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 165.062220][ T4613] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 165.070199][ T4613] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 165.078190][ T4613] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 165.086374][ T4613] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 165.094375][ T4613] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 165.102457][ T4613] [ 165.105484][ T4612] CPU: 1 PID: 4612 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 executing program [ 165.105670][ T4613] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 165.114000][ T4612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 165.114014][ T4612] Call Trace: [ 165.114023][ T4612] [ 165.114031][ T4612] dump_stack_lvl+0x168/0x22e [ 165.129116][ T4613] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 165.139132][ T4612] ? show_regs_print_info+0x12/0x12 [ 165.139176][ T4612] ? load_image+0x3b0/0x3b0 [ 165.139208][ T4612] sysfs_create_dir_ns+0x252/0x280 [ 165.171663][ T4612] ? sysfs_warn_dup+0xa0/0xa0 executing program [ 165.176391][ T4612] ? kobject_set_name_vargs+0x5d/0x110 [ 165.181892][ T4612] ? do_raw_spin_unlock+0x11d/0x230 [ 165.187141][ T4612] kobject_add_internal+0x6b8/0xc80 [ 165.192403][ T4612] kobject_init_and_add+0x122/0x190 [ 165.197640][ T4612] ? lockdep_softirqs_off+0x420/0x420 [ 165.203045][ T4612] ? kobject_add+0x210/0x210 [ 165.207855][ T4612] ? __init_swait_queue_head+0xa5/0x150 [ 165.213445][ T4612] gfs2_sys_fs_add+0x234/0x480 [ 165.218259][ T4612] ? gfs2_recover_set+0x240/0x240 [ 165.223329][ T4612] ? snprintf+0xd7/0x120 [ 165.227605][ T4612] ? vscnprintf+0x80/0x80 [ 165.231976][ T4612] gfs2_fill_super+0x126f/0x1f80 [ 165.236969][ T4612] ? gfs2_reconfigure+0xcd0/0xcd0 [ 165.242037][ T4612] ? sb_set_blocksize+0xa5/0xe0 [ 165.246929][ T4612] get_tree_bdev+0x3f1/0x610 [ 165.251550][ T4612] ? gfs2_reconfigure+0xcd0/0xcd0 [ 165.256607][ T4612] gfs2_get_tree+0x4d/0x1e0 [ 165.261144][ T4612] vfs_get_tree+0x88/0x270 [ 165.265589][ T4612] do_new_mount+0x24a/0xa40 [ 165.270153][ T4612] __se_sys_mount+0x2d6/0x3c0 [ 165.274964][ T4612] ? __x64_sys_mount+0xc0/0xc0 [ 165.279779][ T4612] ? lockdep_hardirqs_on+0x94/0x140 [ 165.285030][ T4612] ? __x64_sys_mount+0x1c/0xc0 [ 165.289837][ T4612] do_syscall_64+0x4c/0xa0 [ 165.294298][ T4612] ? clear_bhb_loop+0x45/0xa0 [ 165.299002][ T4612] ? clear_bhb_loop+0x45/0xa0 [ 165.303707][ T4612] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 165.309718][ T4612] RIP: 0033:0x7f6d537fe61a [ 165.314157][ T4612] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 165.333876][ T4612] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 165.342357][ T4612] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 165.350361][ T4612] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 165.358367][ T4612] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 165.366371][ T4612] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 165.374385][ T4612] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 165.382410][ T4612] [ 165.385557][ T4612] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 165.398735][ T4612] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program [ 165.596581][ T4257] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 165.946579][ T4251] CPU: 1 PID: 4251 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 165.950867][ T4618] loop0: detected capacity change from 0 to 32768 [ 165.955130][ T4251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 165.971658][ T4251] Call Trace: [ 165.974943][ T4251] [ 165.977880][ T4251] dump_stack_lvl+0x168/0x22e [ 165.982573][ T4251] ? gfs2_assert_warn_i+0xc3/0x2c0 [ 165.987691][ T4251] ? show_regs_print_info+0x12/0x12 [ 165.992899][ T4251] ? load_image+0x3b0/0x3b0 [ 165.997413][ T4251] ? do_raw_spin_unlock+0x11d/0x230 [ 166.002628][ T4251] gfs2_assert_warn_i+0x18f/0x2c0 [ 166.007664][ T4251] gfs2_quota_cleanup+0x4b4/0x6a0 [ 166.012711][ T4251] gfs2_put_super+0x22f/0x8c0 [ 166.017407][ T4251] ? gfs2_evict_inode+0x1170/0x1170 [ 166.022616][ T4251] generic_shutdown_super+0x130/0x340 [ 166.028001][ T4251] kill_block_super+0x7c/0xe0 [ 166.032686][ T4251] deactivate_locked_super+0x93/0xf0 [ 166.037978][ T4251] cleanup_mnt+0x463/0x4f0 [ 166.042415][ T4251] ? lockdep_hardirqs_on+0x94/0x140 [ 166.047638][ T4251] task_work_run+0x1ca/0x250 [ 166.052613][ T4251] ? task_work_cancel+0x230/0x230 [ 166.057650][ T4251] ? exit_to_user_mode_loop+0x3b/0x110 [ 166.063126][ T4251] exit_to_user_mode_loop+0xe6/0x110 [ 166.068430][ T4251] exit_to_user_mode_prepare+0xb1/0x140 [ 166.073998][ T4251] syscall_exit_to_user_mode+0x16/0x40 [ 166.079460][ T4251] do_syscall_64+0x58/0xa0 [ 166.083884][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 166.088575][ T4251] ? clear_bhb_loop+0x45/0xa0 [ 166.093344][ T4251] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 166.099345][ T4251] RIP: 0033:0x7f6d537fe4b7 [ 166.103769][ T4251] Code: 08 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 166.123385][ T4251] RSP: 002b:00007fffc8fe4d18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 166.131808][ T4251] RAX: 0000000000000000 RBX: 0000000000027044 RCX: 00007f6d537fe4b7 [ 166.139786][ T4251] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffc8fe4dd0 [ 166.147762][ T4251] RBP: 00007fffc8fe4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 166.155740][ T4251] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007fffc8fe5e40 [ 166.163718][ T4251] R13: 00005555808ab6c0 R14: 0000000000000045 R15: 431bde82d7b634db [ 166.171706][ T4251] [ 166.177371][ T4618] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 166.184888][ T4618] CPU: 0 PID: 4618 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 166.193419][ T4618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 166.203510][ T4618] Call Trace: [ 166.206837][ T4618] [ 166.209793][ T4618] dump_stack_lvl+0x168/0x22e [ 166.214509][ T4618] ? show_regs_print_info+0x12/0x12 [ 166.219740][ T4618] ? load_image+0x3b0/0x3b0 [ 166.224290][ T4618] sysfs_create_dir_ns+0x252/0x280 [ 166.229445][ T4618] ? sysfs_warn_dup+0xa0/0xa0 [ 166.234159][ T4618] ? kobject_set_name_vargs+0x5d/0x110 [ 166.239659][ T4618] ? do_raw_spin_unlock+0x11d/0x230 [ 166.244899][ T4618] kobject_add_internal+0x6b8/0xc80 [ 166.250143][ T4618] kobject_init_and_add+0x122/0x190 [ 166.255465][ T4618] ? lockdep_softirqs_off+0x420/0x420 [ 166.260878][ T4618] ? kobject_add+0x210/0x210 [ 166.265509][ T4618] ? __init_swait_queue_head+0xa5/0x150 [ 166.271091][ T4618] gfs2_sys_fs_add+0x234/0x480 [ 166.275902][ T4618] ? gfs2_recover_set+0x240/0x240 [ 166.280966][ T4618] ? snprintf+0xd7/0x120 [ 166.285256][ T4618] ? vscnprintf+0x80/0x80 [ 166.289633][ T4618] gfs2_fill_super+0x126f/0x1f80 [ 166.294628][ T4618] ? gfs2_reconfigure+0xcd0/0xcd0 [ 166.299716][ T4618] ? sb_set_blocksize+0xa5/0xe0 [ 166.304608][ T4618] get_tree_bdev+0x3f1/0x610 [ 166.309257][ T4618] ? gfs2_reconfigure+0xcd0/0xcd0 [ 166.314321][ T4618] gfs2_get_tree+0x4d/0x1e0 [ 166.318862][ T4618] vfs_get_tree+0x88/0x270 [ 166.323395][ T4618] do_new_mount+0x24a/0xa40 [ 166.327934][ T4618] __se_sys_mount+0x2d6/0x3c0 [ 166.332641][ T4618] ? __x64_sys_mount+0xc0/0xc0 [ 166.337518][ T4618] ? lockdep_hardirqs_on+0x94/0x140 [ 166.342838][ T4618] ? __x64_sys_mount+0x1c/0xc0 [ 166.347641][ T4618] do_syscall_64+0x4c/0xa0 [ 166.352091][ T4618] ? clear_bhb_loop+0x45/0xa0 [ 166.356802][ T4618] ? clear_bhb_loop+0x45/0xa0 [ 166.361527][ T4618] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 166.367459][ T4618] RIP: 0033:0x7f6d537fe61a [ 166.371908][ T4618] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 166.391552][ T4618] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 166.400014][ T4618] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 166.408199][ T4618] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 166.416208][ T4618] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 166.424316][ T4618] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 166.432324][ T4618] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 166.440349][ T4618] executing program executing program [ 166.443550][ T4618] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 166.456730][ T4618] gfs2: fsid=syz:syz: error -17 adding sysfs files executing program executing program executing program executing program [ 167.765378][ T4619] loop1: detected capacity change from 0 to 32768 executing program executing program executing program executing program executing program [ 168.345322][ T4619] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 168.353602][ T4619] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 168.447193][ T4619] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 168.455969][ T41] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 168.476529][ T41] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... executing program [ 168.870747][ T4634] loop3: detected capacity change from 0 to 32768 [ 168.909600][ T4634] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 168.917125][ T4634] CPU: 1 PID: 4634 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 168.925675][ T4634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 168.935854][ T4634] Call Trace: [ 168.939165][ T4634] [ 168.942219][ T4634] dump_stack_lvl+0x168/0x22e [ 168.946944][ T4634] ? show_regs_print_info+0x12/0x12 [ 168.952205][ T4634] ? load_image+0x3b0/0x3b0 [ 168.956754][ T4634] sysfs_create_dir_ns+0x252/0x280 [ 168.961913][ T4634] ? sysfs_warn_dup+0xa0/0xa0 [ 168.966630][ T4634] ? kobject_set_name_vargs+0x5d/0x110 [ 168.972138][ T4634] ? do_raw_spin_unlock+0x11d/0x230 [ 168.977474][ T4634] kobject_add_internal+0x6b8/0xc80 [ 168.982722][ T4634] kobject_init_and_add+0x122/0x190 [ 168.988046][ T4634] ? lockdep_softirqs_off+0x420/0x420 [ 168.993463][ T4634] ? kobject_add+0x210/0x210 [ 168.998095][ T4634] ? __init_swait_queue_head+0xa5/0x150 [ 169.003679][ T4634] gfs2_sys_fs_add+0x234/0x480 [ 169.008488][ T4634] ? gfs2_recover_set+0x240/0x240 [ 169.013562][ T4634] ? snprintf+0xd7/0x120 executing program [ 169.017841][ T4634] ? vscnprintf+0x80/0x80 [ 169.022227][ T4634] gfs2_fill_super+0x126f/0x1f80 [ 169.027216][ T4634] ? gfs2_reconfigure+0xcd0/0xcd0 [ 169.032283][ T4634] ? sb_set_blocksize+0xa5/0xe0 [ 169.037170][ T4634] get_tree_bdev+0x3f1/0x610 [ 169.041795][ T4634] ? gfs2_reconfigure+0xcd0/0xcd0 [ 169.046864][ T4634] gfs2_get_tree+0x4d/0x1e0 [ 169.048856][ T4636] loop0: detected capacity change from 0 to 32768 [ 169.051400][ T4634] vfs_get_tree+0x88/0x270 [ 169.062285][ T4634] do_new_mount+0x24a/0xa40 [ 169.066928][ T4634] __se_sys_mount+0x2d6/0x3c0 [ 169.071648][ T4634] ? __x64_sys_mount+0xc0/0xc0 [ 169.076454][ T4634] ? lockdep_hardirqs_on+0x94/0x140 [ 169.081694][ T4634] ? __x64_sys_mount+0x1c/0xc0 [ 169.086581][ T4634] do_syscall_64+0x4c/0xa0 [ 169.091037][ T4634] ? clear_bhb_loop+0x45/0xa0 [ 169.095743][ T4634] ? clear_bhb_loop+0x45/0xa0 [ 169.100446][ T4634] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 169.106465][ T4634] RIP: 0033:0x7f6d537fe61a [ 169.110931][ T4634] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 169.130574][ T4634] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 169.139025][ T4634] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 169.147026][ T4634] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 169.155028][ T4634] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 169.163115][ T4634] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 169.171108][ T4634] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 169.179118][ T4634] [ 169.182307][ T4634] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 169.195452][ T4634] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 169.203199][ T41] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 726ms [ 169.212853][ T4636] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 169.220321][ T4636] CPU: 1 PID: 4636 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 169.228853][ T4636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 169.238940][ T4636] Call Trace: [ 169.242261][ T4636] [ 169.245219][ T4636] dump_stack_lvl+0x168/0x22e [ 169.250038][ T4636] ? show_regs_print_info+0x12/0x12 [ 169.255282][ T4636] ? load_image+0x3b0/0x3b0 [ 169.259831][ T4636] sysfs_create_dir_ns+0x252/0x280 [ 169.264992][ T4636] ? sysfs_warn_dup+0xa0/0xa0 [ 169.269707][ T4636] ? kobject_set_name_vargs+0x5d/0x110 [ 169.275203][ T4636] ? do_raw_spin_unlock+0x11d/0x230 [ 169.280454][ T4636] kobject_add_internal+0x6b8/0xc80 [ 169.285700][ T4636] kobject_init_and_add+0x122/0x190 [ 169.290940][ T4636] ? lockdep_softirqs_off+0x420/0x420 [ 169.296367][ T4636] ? kobject_add+0x210/0x210 [ 169.300997][ T4636] ? __init_swait_queue_head+0xa5/0x150 [ 169.306588][ T4636] gfs2_sys_fs_add+0x234/0x480 [ 169.311403][ T4636] ? gfs2_recover_set+0x240/0x240 [ 169.316556][ T4636] ? snprintf+0xd7/0x120 [ 169.320835][ T4636] ? vscnprintf+0x80/0x80 [ 169.325241][ T4636] gfs2_fill_super+0x126f/0x1f80 [ 169.330232][ T4636] ? gfs2_reconfigure+0xcd0/0xcd0 [ 169.335291][ T4636] ? sb_set_blocksize+0xa5/0xe0 [ 169.340192][ T4636] get_tree_bdev+0x3f1/0x610 [ 169.344816][ T4636] ? gfs2_reconfigure+0xcd0/0xcd0 [ 169.349870][ T4636] gfs2_get_tree+0x4d/0x1e0 [ 169.354400][ T4636] vfs_get_tree+0x88/0x270 [ 169.358826][ T4636] do_new_mount+0x24a/0xa40 [ 169.363347][ T4636] __se_sys_mount+0x2d6/0x3c0 [ 169.368041][ T4636] ? __x64_sys_mount+0xc0/0xc0 [ 169.372812][ T4636] ? lockdep_hardirqs_on+0x94/0x140 [ 169.378021][ T4636] ? __x64_sys_mount+0x1c/0xc0 [ 169.382789][ T4636] do_syscall_64+0x4c/0xa0 [ 169.387224][ T4636] ? clear_bhb_loop+0x45/0xa0 [ 169.391908][ T4636] ? clear_bhb_loop+0x45/0xa0 [ 169.396707][ T4636] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 169.402618][ T4636] RIP: 0033:0x7f6d537fe61a [ 169.407041][ T4636] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 169.426651][ T4636] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 169.435072][ T4636] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 169.443050][ T4636] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 169.451034][ T4636] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 169.459008][ T4636] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 executing program [ 169.467102][ T4636] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 169.475091][ T4636] [ 169.478251][ T4636] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 169.491414][ T4636] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 169.498562][ T41] gfs2: fsid=syz:syz.0: jid=0: Done [ 169.503907][ T4619] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 169.718534][ T4619] gfs2: fsid=syz:syz.0: found 1 quota changes [ 169.817966][ T4250] gfs2: fsid=syz:syz.0: fatal: filesystem consistency error [ 169.817966][ T4250] inode = 11 2339 [ 169.817966][ T4250] function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 464 executing program executing program [ 169.987038][ T4250] gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 [ 170.183641][ T4640] loop2: detected capacity change from 0 to 32768 [ 170.195133][ T4640] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 170.202661][ T4640] CPU: 0 PID: 4640 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 170.211198][ T4640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 170.221290][ T4640] Call Trace: [ 170.224600][ T4640] [ 170.227558][ T4640] dump_stack_lvl+0x168/0x22e [ 170.232277][ T4640] ? show_regs_print_info+0x12/0x12 [ 170.237519][ T4640] ? load_image+0x3b0/0x3b0 [ 170.242067][ T4640] sysfs_create_dir_ns+0x252/0x280 [ 170.247218][ T4640] ? sysfs_warn_dup+0xa0/0xa0 [ 170.251930][ T4640] ? kobject_set_name_vargs+0x5d/0x110 [ 170.257603][ T4640] ? do_raw_spin_unlock+0x11d/0x230 [ 170.262934][ T4640] kobject_add_internal+0x6b8/0xc80 [ 170.268196][ T4640] kobject_init_and_add+0x122/0x190 [ 170.273436][ T4640] ? lockdep_softirqs_off+0x420/0x420 [ 170.278856][ T4640] ? kobject_add+0x210/0x210 [ 170.283592][ T4640] ? __init_swait_queue_head+0xa5/0x150 [ 170.289195][ T4640] gfs2_sys_fs_add+0x234/0x480 [ 170.294000][ T4640] ? gfs2_recover_set+0x240/0x240 [ 170.299416][ T4640] ? snprintf+0xd7/0x120 [ 170.303692][ T4640] ? vscnprintf+0x80/0x80 [ 170.308063][ T4640] gfs2_fill_super+0x126f/0x1f80 [ 170.313180][ T4640] ? gfs2_reconfigure+0xcd0/0xcd0 [ 170.318242][ T4640] ? sb_set_blocksize+0xa5/0xe0 [ 170.323139][ T4640] get_tree_bdev+0x3f1/0x610 [ 170.327946][ T4640] ? gfs2_reconfigure+0xcd0/0xcd0 [ 170.333045][ T4640] gfs2_get_tree+0x4d/0x1e0 [ 170.337576][ T4640] vfs_get_tree+0x88/0x270 [ 170.340773][ T4641] loop4: detected capacity change from 0 to 32768 [ 170.342005][ T4640] do_new_mount+0x24a/0xa40 [ 170.352131][ T4250] gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:4250 [syz-executor319] gfs2_quota_sync+0x32c/0x6f0 [ 170.353011][ T4640] __se_sys_mount+0x2d6/0x3c0 [ 170.364005][ T4641] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 170.367981][ T4640] ? __x64_sys_mount+0xc0/0xc0 [ 170.368012][ T4640] ? lockdep_hardirqs_on+0x94/0x140 [ 170.385386][ T4640] ? __x64_sys_mount+0x1c/0xc0 [ 170.390164][ T4640] do_syscall_64+0x4c/0xa0 [ 170.394595][ T4640] ? clear_bhb_loop+0x45/0xa0 [ 170.399307][ T4640] ? clear_bhb_loop+0x45/0xa0 [ 170.403992][ T4640] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 170.409903][ T4640] RIP: 0033:0x7f6d537fe61a [ 170.414327][ T4640] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 170.433939][ T4640] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 170.442362][ T4640] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 170.450362][ T4640] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 170.458346][ T4640] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 170.466434][ T4640] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 170.474413][ T4640] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 170.482404][ T4640] [ 170.485452][ T4641] CPU: 1 PID: 4641 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 170.485599][ T4640] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 170.493995][ T4641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 170.494010][ T4641] Call Trace: [ 170.494018][ T4641] [ 170.494026][ T4641] dump_stack_lvl+0x168/0x22e [ 170.507228][ T4640] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 170.517259][ T4641] ? show_regs_print_info+0x12/0x12 [ 170.517289][ T4641] ? load_image+0x3b0/0x3b0 [ 170.544542][ T4641] sysfs_create_dir_ns+0x252/0x280 [ 170.549677][ T4641] ? sysfs_warn_dup+0xa0/0xa0 [ 170.554362][ T4641] ? kobject_set_name_vargs+0x5d/0x110 [ 170.559837][ T4641] ? do_raw_spin_unlock+0x11d/0x230 [ 170.565053][ T4641] kobject_add_internal+0x6b8/0xc80 [ 170.570271][ T4641] kobject_init_and_add+0x122/0x190 [ 170.575485][ T4641] ? lockdep_softirqs_off+0x420/0x420 [ 170.580868][ T4641] ? kobject_add+0x210/0x210 [ 170.585481][ T4641] ? __init_swait_queue_head+0xa5/0x150 [ 170.591042][ T4641] gfs2_sys_fs_add+0x234/0x480 [ 170.595823][ T4641] ? gfs2_recover_set+0x240/0x240 [ 170.600955][ T4641] ? snprintf+0xd7/0x120 [ 170.605203][ T4641] ? vscnprintf+0x80/0x80 [ 170.609549][ T4641] gfs2_fill_super+0x126f/0x1f80 [ 170.614506][ T4641] ? gfs2_reconfigure+0xcd0/0xcd0 [ 170.619626][ T4641] ? sb_set_blocksize+0xa5/0xe0 [ 170.624493][ T4641] get_tree_bdev+0x3f1/0x610 [ 170.629096][ T4641] ? gfs2_reconfigure+0xcd0/0xcd0 [ 170.634131][ T4641] gfs2_get_tree+0x4d/0x1e0 [ 170.638641][ T4641] vfs_get_tree+0x88/0x270 [ 170.643065][ T4641] do_new_mount+0x24a/0xa40 [ 170.647581][ T4641] __se_sys_mount+0x2d6/0x3c0 [ 170.652275][ T4641] ? __x64_sys_mount+0xc0/0xc0 [ 170.657052][ T4641] ? lockdep_hardirqs_on+0x94/0x140 [ 170.662260][ T4641] ? __x64_sys_mount+0x1c/0xc0 [ 170.667031][ T4641] do_syscall_64+0x4c/0xa0 [ 170.671453][ T4641] ? clear_bhb_loop+0x45/0xa0 [ 170.676132][ T4641] ? clear_bhb_loop+0x45/0xa0 [ 170.680814][ T4641] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 170.686717][ T4641] RIP: 0033:0x7f6d537fe61a [ 170.691141][ T4641] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 170.710754][ T4641] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 170.719176][ T4641] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 170.727153][ T4641] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 170.735217][ T4641] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 170.743199][ T4641] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 170.751180][ T4641] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 170.759166][ T4641] [ 170.762364][ T4641] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 170.775525][ T4641] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 170.783490][ T4250] gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000201 s:0 p:0 executing program [ 170.885545][ T4250] gfs2: fsid=syz:syz.0: about to withdraw this file system executing program [ 171.209223][ T4642] loop3: detected capacity change from 0 to 32768 [ 171.227944][ T4642] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 171.235378][ T4642] CPU: 1 PID: 4642 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 171.243907][ T4642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 171.253994][ T4642] Call Trace: [ 171.257304][ T4642] [ 171.260352][ T4642] dump_stack_lvl+0x168/0x22e [ 171.265073][ T4642] ? show_regs_print_info+0x12/0x12 [ 171.270307][ T4642] ? load_image+0x3b0/0x3b0 [ 171.274860][ T4642] sysfs_create_dir_ns+0x252/0x280 [ 171.280014][ T4642] ? sysfs_warn_dup+0xa0/0xa0 [ 171.284731][ T4642] ? kobject_set_name_vargs+0x5d/0x110 [ 171.290236][ T4642] ? do_raw_spin_unlock+0x11d/0x230 [ 171.295487][ T4642] kobject_add_internal+0x6b8/0xc80 [ 171.300823][ T4642] kobject_init_and_add+0x122/0x190 [ 171.306069][ T4642] ? lockdep_softirqs_off+0x420/0x420 [ 171.311515][ T4642] ? kobject_add+0x210/0x210 [ 171.316151][ T4642] ? __init_swait_queue_head+0xa5/0x150 [ 171.321739][ T4642] gfs2_sys_fs_add+0x234/0x480 [ 171.326552][ T4642] ? gfs2_recover_set+0x240/0x240 [ 171.331616][ T4642] ? snprintf+0xd7/0x120 [ 171.335981][ T4642] ? vscnprintf+0x80/0x80 [ 171.340348][ T4642] gfs2_fill_super+0x126f/0x1f80 [ 171.345331][ T4642] ? gfs2_reconfigure+0xcd0/0xcd0 [ 171.350396][ T4642] ? sb_set_blocksize+0xa5/0xe0 [ 171.355298][ T4642] get_tree_bdev+0x3f1/0x610 [ 171.360103][ T4642] ? gfs2_reconfigure+0xcd0/0xcd0 [ 171.365155][ T4642] gfs2_get_tree+0x4d/0x1e0 [ 171.369690][ T4642] vfs_get_tree+0x88/0x270 [ 171.374130][ T4642] do_new_mount+0x24a/0xa40 [ 171.378667][ T4642] __se_sys_mount+0x2d6/0x3c0 [ 171.383378][ T4642] ? __x64_sys_mount+0xc0/0xc0 [ 171.388171][ T4642] ? lockdep_hardirqs_on+0x94/0x140 [ 171.391878][ T4644] loop2: detected capacity change from 0 to 32768 [ 171.393386][ T4642] ? __x64_sys_mount+0x1c/0xc0 [ 171.401527][ T4644] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 171.404642][ T4642] do_syscall_64+0x4c/0xa0 [ 171.416485][ T4642] ? clear_bhb_loop+0x45/0xa0 [ 171.421274][ T4642] ? clear_bhb_loop+0x45/0xa0 [ 171.425971][ T4642] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 171.431900][ T4642] RIP: 0033:0x7f6d537fe61a [ 171.436335][ T4642] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 171.455952][ T4642] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 171.464377][ T4642] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 171.472363][ T4642] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 171.480430][ T4642] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 171.488424][ T4642] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 171.496406][ T4642] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 171.504407][ T4642] [ 171.507437][ T4644] CPU: 0 PID: 4644 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 171.507597][ T4642] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 171.515955][ T4644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 171.529066][ T4642] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 171.539085][ T4644] Call Trace: [ 171.539097][ T4644] [ 171.539106][ T4644] dump_stack_lvl+0x168/0x22e [ 171.551850][ T4250] gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. [ 171.556688][ T4644] ? show_regs_print_info+0x12/0x12 [ 171.556719][ T4644] ? load_image+0x3b0/0x3b0 [ 171.575218][ T4644] sysfs_create_dir_ns+0x252/0x280 [ 171.580359][ T4644] ? sysfs_warn_dup+0xa0/0xa0 [ 171.585049][ T4644] ? kobject_set_name_vargs+0x5d/0x110 [ 171.590523][ T4644] ? do_raw_spin_unlock+0x11d/0x230 [ 171.595752][ T4644] kobject_add_internal+0x6b8/0xc80 [ 171.600968][ T4644] kobject_init_and_add+0x122/0x190 [ 171.606185][ T4644] ? lockdep_softirqs_off+0x420/0x420 [ 171.611575][ T4644] ? kobject_add+0x210/0x210 [ 171.616186][ T4644] ? __init_swait_queue_head+0xa5/0x150 [ 171.621749][ T4644] gfs2_sys_fs_add+0x234/0x480 [ 171.626528][ T4644] ? gfs2_recover_set+0x240/0x240 [ 171.631578][ T4644] ? snprintf+0xd7/0x120 [ 171.635835][ T4644] ? vscnprintf+0x80/0x80 [ 171.640179][ T4644] gfs2_fill_super+0x126f/0x1f80 [ 171.645135][ T4644] ? gfs2_reconfigure+0xcd0/0xcd0 [ 171.650173][ T4644] ? sb_set_blocksize+0xa5/0xe0 [ 171.655038][ T4644] get_tree_bdev+0x3f1/0x610 [ 171.659657][ T4644] ? gfs2_reconfigure+0xcd0/0xcd0 [ 171.664685][ T4644] gfs2_get_tree+0x4d/0x1e0 [ 171.669326][ T4644] vfs_get_tree+0x88/0x270 [ 171.673754][ T4644] do_new_mount+0x24a/0xa40 [ 171.678365][ T4644] __se_sys_mount+0x2d6/0x3c0 [ 171.683050][ T4644] ? __x64_sys_mount+0xc0/0xc0 [ 171.687827][ T4644] ? lockdep_hardirqs_on+0x94/0x140 [ 171.693195][ T4644] ? __x64_sys_mount+0x1c/0xc0 [ 171.697966][ T4644] do_syscall_64+0x4c/0xa0 [ 171.702393][ T4644] ? clear_bhb_loop+0x45/0xa0 [ 171.707069][ T4644] ? clear_bhb_loop+0x45/0xa0 [ 171.711756][ T4644] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 171.717662][ T4644] RIP: 0033:0x7f6d537fe61a [ 171.722113][ T4644] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 171.741811][ T4644] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 171.750230][ T4644] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a executing program [ 171.758205][ T4644] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 171.766268][ T4644] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 171.774335][ T4644] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 171.782318][ T4644] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 171.790308][ T4644] [ 171.793499][ T4644] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 171.806839][ T4644] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 171.814096][ T4518] ================================================================== [ 171.822272][ T4518] BUG: KASAN: use-after-free in __lock_acquire+0xf7/0x7c50 [ 171.829509][ T4518] Read of size 8 at addr ffff8880267c0bb0 by task gfs2_quotad/4518 [ 171.837426][ T4518] [ 171.839774][ T4518] CPU: 0 PID: 4518 Comm: gfs2_quotad Not tainted 6.1.138-syzkaller #0 [ 171.847956][ T4518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 171.858034][ T4518] Call Trace: [ 171.861336][ T4518] [ 171.864327][ T4518] dump_stack_lvl+0x168/0x22e [ 171.869034][ T4518] ? __lock_acquire+0x7c50/0x7c50 [ 171.874090][ T4518] ? show_regs_print_info+0x12/0x12 [ 171.879318][ T4518] ? load_image+0x3b0/0x3b0 [ 171.883840][ T4518] ? _raw_spin_lock_irqsave+0xb0/0xf0 [ 171.889239][ T4518] ? __virt_addr_valid+0x188/0x540 [ 171.894375][ T4518] ? __virt_addr_valid+0x465/0x540 [ 171.899515][ T4518] ? __lock_acquire+0xf7/0x7c50 [ 171.904393][ T4518] print_report+0xa8/0x220 [ 171.908834][ T4518] kasan_report+0x10b/0x140 [ 171.913369][ T4518] ? __lock_acquire+0xf7/0x7c50 [ 171.918246][ T4518] __lock_acquire+0xf7/0x7c50 [ 171.922950][ T4518] ? __mod_timer+0x8ee/0xd20 [ 171.927570][ T4518] ? __lock_acquire+0x7c50/0x7c50 [ 171.932704][ T4518] ? verify_lock_unused+0x140/0x140 [ 171.937924][ T4518] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 171.943848][ T4518] ? _raw_spin_unlock+0x40/0x40 [ 171.948738][ T4518] ? rcu_is_watching+0x11/0xa0 [ 171.953535][ T4518] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 171.959555][ T4518] ? lock_chain_count+0x20/0x20 [ 171.964535][ T4518] lock_acquire+0x1b4/0x490 [ 171.969076][ T4518] ? finish_wait+0xb8/0x1d0 [ 171.973609][ T4518] ? delayed_work_timer_fn+0x80/0x80 [ 171.978933][ T4518] ? read_lock_is_recursive+0x10/0x10 [ 171.984425][ T4518] _raw_spin_lock_irqsave+0xa4/0xf0 [ 171.989659][ T4518] ? finish_wait+0xb8/0x1d0 [ 171.994186][ T4518] ? _raw_spin_lock+0x40/0x40 [ 171.998902][ T4518] ? update_process_times+0x1b0/0x1b0 [ 172.004314][ T4518] finish_wait+0xb8/0x1d0 [ 172.008687][ T4518] gfs2_quotad+0x4e6/0x670 [ 172.013152][ T4518] ? gfs2_wake_up_statfs+0xc0/0xc0 [ 172.018306][ T4518] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 172.024255][ T4518] ? wake_bit_function+0x200/0x200 [ 172.029486][ T4518] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 172.035426][ T4518] ? __kthread_parkme+0x162/0x1c0 [ 172.040487][ T4518] kthread+0x29d/0x330 [ 172.044593][ T4518] ? gfs2_wake_up_statfs+0xc0/0xc0 [ 172.049736][ T4518] ? kthread_blkcg+0xd0/0xd0 [ 172.054363][ T4518] ret_from_fork+0x1f/0x30 [ 172.058814][ T4518] [ 172.061856][ T4518] [ 172.064205][ T4518] Allocated by task 4507: [ 172.068555][ T4518] kasan_set_track+0x4b/0x70 [ 172.073225][ T4518] __kasan_kmalloc+0x8e/0xa0 [ 172.077854][ T4518] gfs2_fill_super+0x117/0x1f80 [ 172.082730][ T4518] get_tree_bdev+0x3f1/0x610 [ 172.087387][ T4518] gfs2_get_tree+0x4d/0x1e0 [ 172.091848][ T4643] loop0: detected capacity change from 0 to 32768 [ 172.091893][ T4518] vfs_get_tree+0x88/0x270 [ 172.099993][ T4643] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 172.102810][ T4518] do_new_mount+0x24a/0xa40 [ 172.110229][ T4643] CPU: 1 PID: 4643 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 172.114659][ T4518] __se_sys_mount+0x2d6/0x3c0 [ 172.123140][ T4643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 172.127797][ T4518] do_syscall_64+0x4c/0xa0 [ 172.137837][ T4643] Call Trace: [ 172.142230][ T4518] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 172.145505][ T4643] [ 172.151378][ T4518] [ 172.151383][ T4518] Freed by task 4252: [ 172.154304][ T4643] dump_stack_lvl+0x168/0x22e [ 172.156622][ T4518] kasan_set_track+0x4b/0x70 [ 172.160592][ T4643] ? show_regs_print_info+0x12/0x12 [ 172.165247][ T4518] kasan_save_free_info+0x2d/0x50 [ 172.169910][ T4643] ? load_image+0x3b0/0x3b0 [ 172.175262][ T4518] ____kasan_slab_free+0x126/0x1e0 [ 172.180316][ T4643] sysfs_create_dir_ns+0x252/0x280 [ 172.184790][ T4518] slab_free_freelist_hook+0x131/0x1a0 [ 172.189888][ T4643] ? sysfs_warn_dup+0xa0/0xa0 [ 172.194976][ T4518] __kmem_cache_free+0xb6/0x1f0 [ 172.200422][ T4643] ? kobject_set_name_vargs+0x5d/0x110 [ 172.205081][ T4518] generic_shutdown_super+0x130/0x340 [ 172.209918][ T4643] ? do_raw_spin_unlock+0x11d/0x230 [ 172.215355][ T4518] kill_block_super+0x7c/0xe0 [ 172.220716][ T4643] kobject_add_internal+0x6b8/0xc80 [ 172.225891][ T4518] deactivate_locked_super+0x93/0xf0 [ 172.230570][ T4643] kobject_init_and_add+0x122/0x190 [ 172.235741][ T4518] cleanup_mnt+0x463/0x4f0 [ 172.241097][ T4643] ? lockdep_softirqs_off+0x420/0x420 [ 172.246453][ T4518] task_work_run+0x1ca/0x250 [ 172.250863][ T4643] ? kobject_add+0x210/0x210 [ 172.256215][ T4518] exit_to_user_mode_loop+0xe6/0x110 [ 172.260831][ T4643] ? __init_swait_queue_head+0xa5/0x150 [ 172.265400][ T4518] exit_to_user_mode_prepare+0xb1/0x140 [ 172.270762][ T4643] gfs2_sys_fs_add+0x234/0x480 [ 172.276287][ T4518] syscall_exit_to_user_mode+0x16/0x40 [ 172.281831][ T4643] ? gfs2_recover_set+0x240/0x240 [ 172.286573][ T4518] do_syscall_64+0x58/0xa0 [ 172.292018][ T4643] ? snprintf+0xd7/0x120 [ 172.297017][ T4518] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 172.301535][ T4643] ? vscnprintf+0x80/0x80 [ 172.305771][ T4518] [ 172.305779][ T4518] The buggy address belongs to the object at ffff8880267c0000 [ 172.305779][ T4518] which belongs to the cache kmalloc-8k of size 8192 [ 172.311674][ T4643] gfs2_fill_super+0x126f/0x1f80 [ 172.316268][ T4518] The buggy address is located 2992 bytes inside of [ 172.316268][ T4518] 8192-byte region [ffff8880267c0000, ffff8880267c2000) [ 172.318610][ T4643] ? gfs2_reconfigure+0xcd0/0xcd0 [ 172.332626][ T4518] [ 172.332633][ T4518] The buggy address belongs to the physical page: [ 172.337562][ T4643] ? sb_set_blocksize+0xa5/0xe0 [ 172.350983][ T4518] page:ffffea000099f000 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x267c0 [ 172.355990][ T4643] get_tree_bdev+0x3f1/0x610 [ 172.358299][ T4518] head:ffffea000099f000 order:3 compound_mapcount:0 compound_pincount:0 [ 172.364704][ T4643] ? gfs2_reconfigure+0xcd0/0xcd0 [ 172.369532][ T4518] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 172.379840][ T4643] gfs2_get_tree+0x4d/0x1e0 [ 172.384422][ T4518] raw: 00fff00000010200 ffffea0001eb6800 dead000000000005 ffff888017442280 [ 172.392728][ T4643] vfs_get_tree+0x88/0x270 [ 172.397734][ T4518] raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000 [ 172.405692][ T4643] do_new_mount+0x24a/0xa40 [ 172.410175][ T4518] page dumped because: kasan: bad access detected [ 172.418754][ T4643] __se_sys_mount+0x2d6/0x3c0 [ 172.423234][ T4518] page_owner tracks the page as allocated [ 172.423241][ T4518] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3994, tgid 3994 (S50crond), ts 38353682617, free_ts 38343913764 [ 172.431810][ T4643] ? __x64_sys_mount+0xc0/0xc0 [ 172.436292][ T4518] post_alloc_hook+0x173/0x1a0 [ 172.442700][ T4643] ? lockdep_hardirqs_on+0x94/0x140 [ 172.447358][ T4518] get_page_from_freelist+0x1a26/0x1ac0 [ 172.453070][ T4643] ? __x64_sys_mount+0x1c/0xc0 [ 172.473265][ T4518] __alloc_pages+0x1df/0x4e0 [ 172.478016][ T4643] do_syscall_64+0x4c/0xa0 [ 172.482764][ T4518] alloc_slab_page+0x5d/0x160 [ 172.487949][ T4643] ? clear_bhb_loop+0x45/0xa0 [ 172.493567][ T4518] new_slab+0x87/0x2c0 [ 172.498316][ T4643] ? clear_bhb_loop+0x45/0xa0 [ 172.502895][ T4518] ___slab_alloc+0xbc6/0x1220 [ 172.507324][ T4643] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 172.511982][ T4518] __kmem_cache_alloc_node+0x1a0/0x260 [ 172.516643][ T4643] RIP: 0033:0x7f6d537fe61a [ 172.520693][ T4518] kmalloc_trace+0x26/0xe0 [ 172.525356][ T4643] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 172.530012][ T4518] tomoyo_init_log+0x1081/0x1f50 [ 172.535896][ T4643] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 [ 172.541338][ T4518] tomoyo_supervisor+0x326/0x10b0 [ 172.545938][ T4643] ORIG_RAX: 00000000000000a5 [ 172.550342][ T4518] tomoyo_env_perm+0x146/0x1e0 [ 172.569941][ T4643] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 172.574865][ T4518] tomoyo_find_next_domain+0x157a/0x1a40 [ 172.580914][ T4643] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 172.585919][ T4518] tomoyo_bprm_check_security+0x100/0x150 [ 172.590587][ T4643] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 172.595340][ T4518] security_bprm_check+0x5e/0x90 [ 172.603298][ T4643] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 172.608913][ T4518] bprm_execve+0xa77/0x18a0 [ 172.616872][ T4643] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 172.622571][ T4518] do_execveat_common+0x51b/0x6c0 [ 172.630548][ T4643] executing program [ 172.635455][ T4518] page last free stack trace: [ 172.635463][ T4518] free_unref_page_prepare+0x8b4/0x9a0 [ 172.643639][ T4643] kobject_add_internal failed for syz:syz with -EEXIST, don't try to register things with the same name in the same directory. [ 172.647904][ T4518] free_unref_page+0x2e/0x3f0 [ 172.647931][ T4518] __unfreeze_partials+0x1a5/0x200 [ 172.655986][ T4643] gfs2: fsid=syz:syz: error -17 adding sysfs files [ 172.660994][ T4518] put_cpu_partial+0x17c/0x250 [ 172.661017][ T4518] qlist_free_all+0x76/0xe0 [ 172.713677][ T4518] kasan_quarantine_reduce+0x144/0x160 [ 172.719175][ T4518] __kasan_slab_alloc+0x1e/0x80 [ 172.724064][ T4518] slab_post_alloc_hook+0x4b/0x480 [ 172.729295][ T4518] __kmem_cache_alloc_node+0x140/0x260 [ 172.734784][ T4518] kmalloc_trace+0x26/0xe0 [ 172.739223][ T4518] tomoyo_init_log+0x171/0x1f50 [ 172.744102][ T4518] tomoyo_supervisor+0x326/0x10b0 [ 172.749165][ T4518] tomoyo_path_permission+0x25a/0x380 [ 172.754565][ T4518] tomoyo_check_open_permission+0x236/0x380 [ 172.760482][ T4518] security_file_open+0x5e/0xa0 [ 172.765365][ T4518] do_dentry_open+0x305/0x10d0 [ 172.770157][ T4518] [ 172.772493][ T4518] Memory state around the buggy address: [ 172.778309][ T4518] ffff8880267c0a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 172.786392][ T4518] ffff8880267c0b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 172.794461][ T4518] >ffff8880267c0b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 172.802527][ T4518] ^ [ 172.808170][ T4518] ffff8880267c0c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 172.816252][ T4518] ffff8880267c0c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 172.824343][ T4518] ================================================================== [ 172.832425][ T4518] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 172.839639][ T4518] CPU: 0 PID: 4518 Comm: gfs2_quotad Not tainted 6.1.138-syzkaller #0 [ 172.847814][ T4518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 172.857895][ T4518] Call Trace: [ 172.861197][ T4518] [ 172.864174][ T4518] dump_stack_lvl+0x168/0x22e [ 172.868893][ T4518] ? memcpy+0x3c/0x60 [ 172.872932][ T4518] ? show_regs_print_info+0x12/0x12 [ 172.878161][ T4518] ? load_image+0x3b0/0x3b0 [ 172.882698][ T4518] panic+0x2c9/0x710 [ 172.886630][ T4518] ? __lock_acquire+0x7c50/0x7c50 [ 172.891686][ T4518] ? bpf_jit_dump+0xd0/0xd0 [ 172.896230][ T4518] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 172.902154][ T4518] ? _raw_spin_unlock+0x40/0x40 [ 172.907034][ T4518] check_panic_on_warn+0x80/0xa0 [ 172.911997][ T4518] ? __lock_acquire+0xf7/0x7c50 [ 172.916872][ T4518] end_report+0x66/0x110 [ 172.921149][ T4518] kasan_report+0x118/0x140 [ 172.925689][ T4518] ? __lock_acquire+0xf7/0x7c50 [ 172.930575][ T4518] __lock_acquire+0xf7/0x7c50 [ 172.935286][ T4518] ? __mod_timer+0x8ee/0xd20 [ 172.939906][ T4518] ? __lock_acquire+0x7c50/0x7c50 [ 172.944957][ T4518] ? verify_lock_unused+0x140/0x140 [ 172.950178][ T4518] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 172.956104][ T4518] ? _raw_spin_unlock+0x40/0x40 [ 172.960977][ T4518] ? rcu_is_watching+0x11/0xa0 [ 172.964084][ T4645] loop4: detected capacity change from 0 to 32768 [ 172.965639][ T4645] sysfs: cannot create duplicate filename '/fs/gfs2/syz:syz' [ 172.979522][ T4518] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 172.985516][ T4518] ? lock_chain_count+0x20/0x20 [ 172.990372][ T4518] lock_acquire+0x1b4/0x490 [ 172.994924][ T4518] ? finish_wait+0xb8/0x1d0 [ 172.999435][ T4518] ? delayed_work_timer_fn+0x80/0x80 [ 173.004728][ T4518] ? read_lock_is_recursive+0x10/0x10 [ 173.010196][ T4518] _raw_spin_lock_irqsave+0xa4/0xf0 [ 173.015412][ T4518] ? finish_wait+0xb8/0x1d0 [ 173.019922][ T4518] ? _raw_spin_lock+0x40/0x40 [ 173.024603][ T4518] ? update_process_times+0x1b0/0x1b0 [ 173.029991][ T4518] finish_wait+0xb8/0x1d0 [ 173.034327][ T4518] gfs2_quotad+0x4e6/0x670 [ 173.038753][ T4518] ? gfs2_wake_up_statfs+0xc0/0xc0 [ 173.043876][ T4518] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 173.049778][ T4518] ? wake_bit_function+0x200/0x200 [ 173.054898][ T4518] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 173.060801][ T4518] ? __kthread_parkme+0x162/0x1c0 [ 173.065844][ T4518] kthread+0x29d/0x330 [ 173.069920][ T4518] ? gfs2_wake_up_statfs+0xc0/0xc0 [ 173.075033][ T4518] ? kthread_blkcg+0xd0/0xd0 [ 173.079638][ T4518] ret_from_fork+0x1f/0x30 [ 173.084074][ T4518] [ 173.087093][ T4645] CPU: 1 PID: 4645 Comm: syz-executor319 Not tainted 6.1.138-syzkaller #0 [ 173.087112][ T4645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 173.087121][ T4645] Call Trace: [ 173.087128][ T4645] [ 173.087134][ T4645] dump_stack_lvl+0x168/0x22e [ 173.087159][ T4645] ? show_regs_print_info+0x12/0x12 [ 173.087181][ T4645] ? load_image+0x3b0/0x3b0 [ 173.087208][ T4645] sysfs_create_dir_ns+0x252/0x280 [ 173.087235][ T4645] ? sysfs_warn_dup+0xa0/0xa0 [ 173.087256][ T4645] ? kobject_set_name_vargs+0x5d/0x110 [ 173.087280][ T4645] ? do_raw_spin_unlock+0x11d/0x230 [ 173.087307][ T4645] kobject_add_internal+0x6b8/0xc80 [ 173.087338][ T4645] kobject_init_and_add+0x122/0x190 [ 173.087362][ T4645] ? lockdep_softirqs_off+0x420/0x420 [ 173.087386][ T4645] ? kobject_add+0x210/0x210 [ 173.087414][ T4645] ? __init_swait_queue_head+0xa5/0x150 [ 173.087438][ T4645] gfs2_sys_fs_add+0x234/0x480 [ 173.087463][ T4645] ? gfs2_recover_set+0x240/0x240 [ 173.087494][ T4645] ? snprintf+0xd7/0x120 [ 173.087514][ T4645] ? vscnprintf+0x80/0x80 [ 173.087540][ T4645] gfs2_fill_super+0x126f/0x1f80 [ 173.087570][ T4645] ? gfs2_reconfigure+0xcd0/0xcd0 [ 173.087596][ T4645] ? sb_set_blocksize+0xa5/0xe0 [ 173.087620][ T4645] get_tree_bdev+0x3f1/0x610 [ 173.087641][ T4645] ? gfs2_reconfigure+0xcd0/0xcd0 [ 173.087659][ T4645] gfs2_get_tree+0x4d/0x1e0 [ 173.087679][ T4645] vfs_get_tree+0x88/0x270 [ 173.087700][ T4645] do_new_mount+0x24a/0xa40 [ 173.087727][ T4645] __se_sys_mount+0x2d6/0x3c0 [ 173.087751][ T4645] ? __x64_sys_mount+0xc0/0xc0 [ 173.087773][ T4645] ? lockdep_hardirqs_on+0x94/0x140 [ 173.087795][ T4645] ? __x64_sys_mount+0x1c/0xc0 [ 173.087816][ T4645] do_syscall_64+0x4c/0xa0 [ 173.087835][ T4645] ? clear_bhb_loop+0x45/0xa0 [ 173.087850][ T4645] ? clear_bhb_loop+0x45/0xa0 [ 173.087867][ T4645] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 173.087890][ T4645] RIP: 0033:0x7f6d537fe61a [ 173.087905][ T4645] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 173.087919][ T4645] RSP: 002b:00007fffc8fe5e08 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 173.087938][ T4645] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d537fe61a [ 173.087951][ T4645] RDX: 00002000000124c0 RSI: 0000200000012500 RDI: 00007fffc8fe5e60 [ 173.087962][ T4645] RBP: 0000000000000004 R08: 00007fffc8fe5ea0 R09: 00000000000124ce [ 173.087973][ T4645] R10: 0000000000000000 R11: 0000000000000282 R12: 0000000001000000 [ 173.087985][ T4645] R13: 00007fffc8fe5ea0 R14: 0000200000012500 R15: 0000000000000003 [ 173.088010][ T4645] [ 173.088142][ T4518] Kernel Offset: disabled [ 173.347969][ T4518] Rebooting in 86400 seconds..