43.097295][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 43.110209][ T406] ---[ end trace b9d4a1c636ee1450 ]---
[ 43.124405][ T23] !!! css_put is zero set CSS_NO_REF
[ 43.131217][ T23] !!! css_put is zero set CSS_NO_REF
[ 43.138683][ T377] !!! css_put is zero set CSS_NO_REF
[ 43.145924][ T467] FAULT_INJECTION: forcing a failure.
[ 43.145924][ T467] name failslab, interval 1, probability 0, space 0, times 0
[ 43.161318][ T467] CPU: 0 PID: 467 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 43.174176][ T467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 43.185224][ T467] Call Trace:
[ 43.188823][ T467] dump_stack+0x19c/0x1e2
[ 43.193343][ T467] should_fail+0x3f7/0x5b0
[ 43.198798][ T467] __should_failslab+0xd2/0x130
[ 43.204525][ T467] should_failslab+0x9/0x20
[ 43.209798][ T467] slab_pre_alloc_hook+0x25/0xe0
[ 43.216475][ T467] ? __kernfs_new_node+0x4c/0x6d0
[ 43.222617][ T467] __kmalloc_track_caller+0x70/0x300
[ 43.229587][ T467] ? __kernfs_new_node+0x4c/0x6d0
[ 43.236040][ T467] kstrdup_const+0x55/0x90
[ 43.241979][ T467] __kernfs_new_node+0x4c/0x6d0
[ 43.249012][ T467] ? string+0x29f/0x2b0
[ 43.253488][ T467] ? vsnprintf+0x1a6c/0x1b30
[ 43.260195][ T467] kernfs_new_node+0x97/0x170
[ 43.266031][ T467] __kernfs_create_file+0x4a/0x270
[ 43.273369][ T467] cgroup_addrm_files+0x99e/0xeb0
[ 43.279210][ T467] ? delete_node+0x747/0x7a0
[ 43.284754][ T467] css_populate_dir+0x137/0x370
[ 43.289853][ T467] cgroup_apply_control_enable+0x5cd/0xf70
[ 43.296370][ T467] cgroup_apply_control+0x36/0x710
[ 43.302780][ T467] ? init_wait_entry+0xe0/0xe0
[ 43.307989][ T467] ? cgroup_kn_lock_live+0x1af/0x370
[ 43.314576][ T467] cgroup_subtree_control_write+0xd05/0x12d0
[ 43.321150][ T467] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 43.328892][ T467] cgroup_file_write+0x22f/0x4f0
[ 43.335223][ T467] kernfs_fop_write_iter+0x2cd/0x410
[ 43.342307][ T467] ? cgroup_seqfile_stop+0xc0/0xc0
[ 43.348660][ T467] vfs_write+0xb57/0xe50
[ 43.354577][ T467] ksys_write+0x157/0x260
[ 43.358978][ T467] __x64_sys_write+0x7b/0x90
[ 43.364546][ T467] do_syscall_64+0x34/0x70
[ 43.369319][ T467] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 43.376834][ T467] RIP: 0033:0x7fa66af510e9
[ 43.382491][ T467] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 43.404623][ T467] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 43.415890][ T467] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 43.424598][ T467] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 43.434300][ T467] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 43.442747][ T467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 43.452159][ T467] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 43.463266][ T467] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 43.484696][ T377] !!! css_put is zero set CSS_NO_REF
[ 43.490567][ T377] !!! css_put is zero set CSS_NO_REF
[ 43.496533][ T377] !!! css_put is zero set CSS_NO_REF
[ 43.503076][ T481] FAULT_INJECTION: forcing a failure.
[ 43.503076][ T481] name failslab, interval 1, probability 0, space 0, times 0
[ 43.518643][ T481] CPU: 1 PID: 481 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 43.532550][ T481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 43.546717][ T481] Call Trace:
[ 43.551827][ T481] dump_stack+0x19c/0x1e2
[ 43.557776][ T481] should_fail+0x3f7/0x5b0
[ 43.563701][ T481] __should_failslab+0xd2/0x130
[ 43.568910][ T481] should_failslab+0x9/0x20
[ 43.574590][ T481] slab_pre_alloc_hook+0x25/0xe0
[ 43.582272][ T481] kmem_cache_alloc_trace+0x47/0x2b0
[ 43.589954][ T481] ? percpu_ref_init+0xd0/0x330
[ 43.599356][ T481] percpu_ref_init+0xd0/0x330
[ 43.605230][ T481] ? cgroup_setup_root+0x8a0/0x8a0
[ 43.611188][ T481] cgroup_apply_control_enable+0x3d2/0xf70
[ 43.618848][ T481] cgroup_apply_control+0x36/0x710
[ 43.625195][ T481] ? init_wait_entry+0xe0/0xe0
[ 43.630630][ T481] ? cgroup_kn_lock_live+0x1af/0x370
[ 43.636950][ T481] cgroup_subtree_control_write+0xd05/0x12d0
[ 43.645501][ T481] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 43.652926][ T481] cgroup_file_write+0x22f/0x4f0
[ 43.658905][ T481] kernfs_fop_write_iter+0x2cd/0x410
[ 43.666508][ T481] ? cgroup_seqfile_stop+0xc0/0xc0
[ 43.672920][ T481] vfs_write+0xb57/0xe50
[ 43.677719][ T481] ksys_write+0x157/0x260
[ 43.683070][ T481] __x64_sys_write+0x7b/0x90
[ 43.688634][ T481] do_syscall_64+0x34/0x70
[ 43.693722][ T481] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 43.700274][ T481] RIP: 0033:0x7f8c017690e9
[ 43.705685][ T481] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 43.730260][ T481] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 43.742197][ T481] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 43.751749][ T481] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 43.760421][ T481] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 43.768638][ T481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 43.777880][ T481] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 43.804526][ T5] !!! css_put is zero set CSS_NO_REF
[ 43.810456][ T5] !!! css_put is zero set CSS_NO_REF
[ 43.817303][ T475] FAULT_INJECTION: forcing a failure.
[ 43.817303][ T475] name failslab, interval 1, probability 0, space 0, times 0
[ 43.831274][ T475] CPU: 1 PID: 475 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 43.843580][ T475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 43.854173][ T475] Call Trace:
[ 43.857484][ T475] dump_stack+0x19c/0x1e2
[ 43.862383][ T475] should_fail+0x3f7/0x5b0
[ 43.867077][ T475] __should_failslab+0xd2/0x130
[ 43.873203][ T475] should_failslab+0x9/0x20
[ 43.878395][ T475] slab_pre_alloc_hook+0x25/0xe0
[ 43.883813][ T475] ? __kernfs_new_node+0x4c/0x6d0
[ 43.890633][ T475] __kmalloc_track_caller+0x70/0x300
[ 43.896066][ T475] ? __kernfs_new_node+0x4c/0x6d0
[ 43.901902][ T475] kstrdup_const+0x55/0x90
[ 43.906774][ T475] __kernfs_new_node+0x4c/0x6d0
[ 43.912112][ T475] ? string+0x29f/0x2b0
[ 43.916298][ T475] ? vsnprintf+0x1a6c/0x1b30
[ 43.921623][ T475] kernfs_new_node+0x97/0x170
[ 43.926829][ T475] __kernfs_create_file+0x4a/0x270
[ 43.933034][ T475] cgroup_addrm_files+0x99e/0xeb0
[ 43.938153][ T475] ? delete_node+0x747/0x7a0
[ 43.943202][ T475] css_populate_dir+0x137/0x370
[ 43.948271][ T475] cgroup_apply_control_enable+0x5cd/0xf70
[ 43.954420][ T475] cgroup_apply_control+0x36/0x710
[ 43.959800][ T475] ? init_wait_entry+0xe0/0xe0
[ 43.965044][ T475] ? cgroup_kn_lock_live+0x1af/0x370
[ 43.970516][ T475] cgroup_subtree_control_write+0xd05/0x12d0
[ 43.976781][ T475] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 43.983192][ T475] cgroup_file_write+0x22f/0x4f0
[ 43.988398][ T475] kernfs_fop_write_iter+0x2cd/0x410
[ 43.993976][ T475] ? cgroup_seqfile_stop+0xc0/0xc0
[ 43.999332][ T475] vfs_write+0xb57/0xe50
[ 44.003788][ T475] ksys_write+0x157/0x260
[ 44.008117][ T475] __x64_sys_write+0x7b/0x90
[ 44.012848][ T475] do_syscall_64+0x34/0x70
[ 44.017588][ T475] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 44.023782][ T475] RIP: 0033:0x7f9e961620e9
[ 44.028692][ T475] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 44.050267][ T475] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 44.059711][ T475] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 44.068718][ T475] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 44.079424][ T475] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 44.088308][ T475] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 44.097270][ T475] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 44.107300][ T475] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 44.116846][ T413] ------------[ cut here ]------------
[ 44.123060][ T413] WARNING: CPU: 0 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 44.132654][ T413] Modules linked in:
[ 44.137932][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 44.151366][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.162460][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 44.168212][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 44.190342][ T413] RSP: 0018:ffffc90000f17d58 EFLAGS: 00010293
[ 44.196844][ T413] RAX: ffffffff81aeff3c RBX: ffff88811ed0a860 RCX: ffff888107a72dc0
[ 44.205198][ T413] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 44.215333][ T413] RBP: ffffc90000f17dc8 R08: ffffffff81aefc67 R09: fffff520001e2fa3
[ 44.226067][ T413] R10: fffff520001e2fa3 R11: 1ffff920001e2fa2 R12: dffffc0000000000
[ 44.235403][ T413] R13: ffff88811ed0a780 R14: 00000000fffffffe R15: 0000000000000000
[ 44.243609][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 44.253186][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.259922][ T413] CR2: 000000c0000d5000 CR3: 00000001163bf000 CR4: 00000000003506b0
[ 44.268593][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 44.277199][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 44.286093][ T413] Call Trace:
[ 44.289403][ T413] ? init_wait_entry+0xe0/0xe0
[ 44.294284][ T413] ? up_write+0x68/0x140
[ 44.298724][ T413] namespace_unlock+0x377/0x420
[ 44.303800][ T413] path_umount+0xe23/0xed0
[ 44.308260][ T413] __x64_sys_umount+0xe8/0x110
[ 44.313668][ T413] do_syscall_64+0x34/0x70
[ 44.318196][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 44.324554][ T413] RIP: 0033:0x7f9e96163557
[ 44.329009][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 44.349178][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 44.358154][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 44.366817][ T413] RDX: 00007ffffb309e99 RSI: 000000000000000a RDI: 00007ffffb309e90
[ 44.375061][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 44.383950][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 44.392774][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 44.400954][ T413] ---[ end trace b9d4a1c636ee1451 ]---
[ 44.407455][ T413] ------------[ cut here ]------------
[ 44.413912][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 44.424636][ T413] Modules linked in:
[ 44.428552][ T413] CPU: 1 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 44.440807][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.451665][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 44.457827][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 44.478271][ T413] RSP: 0018:ffffc90000f17dd0 EFLAGS: 00010293
[ 44.484816][ T413] RAX: ffffffff81aeff3c RBX: ffff88811ed0a860 RCX: ffff888107a72dc0
[ 44.493159][ T413] RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 0000000000000000
[ 44.501439][ T413] RBP: ffffc90000f17e40 R08: ffffffff81aefc67 R09: fffff520001e2fb2
[ 44.513187][ T413] R10: fffff520001e2fb2 R11: 1ffff920001e2fb1 R12: dffffc0000000000
[ 44.521296][ T413] R13: ffff88811ed0a780 R14: 00000000fffffffd R15: 0000000000000000
[ 44.530440][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 44.540469][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.548805][ T413] CR2: 00007f8c016be718 CR3: 00000001163bf000 CR4: 00000000003506a0
[ 44.558821][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 44.567342][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 44.576001][ T413] Call Trace:
[ 44.579458][ T413] path_umount+0x1ad/0xed0
[ 44.584599][ T413] __x64_sys_umount+0xe8/0x110
[ 44.589993][ T413] do_syscall_64+0x34/0x70
[ 44.594809][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 44.600696][ T413] RIP: 0033:0x7f9e96163557
[ 44.605320][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 44.625209][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 44.633727][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 44.641724][ T413] RDX: 00007ffffb309e99 RSI: 000000000000000a RDI: 00007ffffb309e90
[ 44.650118][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 44.658210][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 44.667509][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 44.675802][ T413] ---[ end trace b9d4a1c636ee1452 ]---
[ 44.681675][ T23] !!! css_put is zero set CSS_NO_REF
[ 44.690128][ T23] !!! css_put is zero set CSS_NO_REF
[ 44.696358][ T23] !!! css_put is zero set CSS_NO_REF
[ 44.702227][ T489] FAULT_INJECTION: forcing a failure.
[ 44.702227][ T489] name failslab, interval 1, probability 0, space 0, times 0
[ 44.719447][ T489] CPU: 1 PID: 489 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 44.737505][ T489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.754720][ T489] Call Trace:
[ 44.758110][ T489] dump_stack+0x19c/0x1e2
[ 44.763181][ T489] should_fail+0x3f7/0x5b0
[ 44.768015][ T489] __should_failslab+0xd2/0x130
[ 44.775250][ T489] should_failslab+0x9/0x20
[ 44.780127][ T489] slab_pre_alloc_hook+0x25/0xe0
[ 44.785504][ T489] ? __kernfs_new_node+0x4c/0x6d0
[ 44.791220][ T489] __kmalloc_track_caller+0x70/0x300
[ 44.797070][ T489] ? __kernfs_new_node+0x4c/0x6d0
[ 44.802341][ T489] kstrdup_const+0x55/0x90
[ 44.807108][ T489] __kernfs_new_node+0x4c/0x6d0
[ 44.812648][ T489] ? string+0x29f/0x2b0
[ 44.817179][ T489] ? vsnprintf+0x1a6c/0x1b30
[ 44.822143][ T489] kernfs_new_node+0x97/0x170
[ 44.827324][ T489] __kernfs_create_file+0x4a/0x270
[ 44.832727][ T489] cgroup_addrm_files+0x99e/0xeb0
[ 44.838333][ T489] ? delete_node+0x747/0x7a0
[ 44.843233][ T489] css_populate_dir+0x137/0x370
[ 44.848651][ T489] cgroup_apply_control_enable+0x5cd/0xf70
[ 44.854793][ T489] cgroup_apply_control+0x36/0x710
[ 44.860370][ T489] ? init_wait_entry+0xe0/0xe0
[ 44.865417][ T489] ? cgroup_kn_lock_live+0x1af/0x370
[ 44.871966][ T489] cgroup_subtree_control_write+0xd05/0x12d0
[ 44.879930][ T489] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 44.886167][ T489] cgroup_file_write+0x22f/0x4f0
[ 44.891271][ T489] kernfs_fop_write_iter+0x2cd/0x410
[ 44.896760][ T489] ? cgroup_seqfile_stop+0xc0/0xc0
[ 44.903640][ T489] vfs_write+0xb57/0xe50
[ 44.908214][ T489] ksys_write+0x157/0x260
[ 44.912544][ T489] __x64_sys_write+0x7b/0x90
[ 44.917315][ T489] do_syscall_64+0x34/0x70
[ 44.922328][ T489] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 44.930780][ T489] RIP: 0033:0x7f039e0800e9
[ 44.936692][ T489] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 44.957490][ T489] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 44.966280][ T489] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 44.974429][ T489] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 44.984200][ T489] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 44.993092][ T489] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 45.001314][ T489] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 45.011580][ T489] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 45.054525][ T23] !!! css_put is zero set CSS_NO_REF
[ 45.060662][ T23] !!! css_put is zero set CSS_NO_REF
[ 45.067749][ T23] !!! css_put is zero set CSS_NO_REF
[ 45.073671][ T488] FAULT_INJECTION: forcing a failure.
[ 45.073671][ T488] name failslab, interval 1, probability 0, space 0, times 0
[ 45.087763][ T488] CPU: 0 PID: 488 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 45.100282][ T488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 45.111425][ T488] Call Trace:
[ 45.116866][ T488] dump_stack+0x19c/0x1e2
[ 45.124470][ T488] should_fail+0x3f7/0x5b0
[ 45.129520][ T488] __should_failslab+0xd2/0x130
[ 45.135421][ T488] should_failslab+0x9/0x20
[ 45.140323][ T488] slab_pre_alloc_hook+0x25/0xe0
[ 45.145276][ T488] kmem_cache_alloc_trace+0x47/0x2b0
[ 45.151157][ T488] ? percpu_ref_init+0xd0/0x330
[ 45.157060][ T488] percpu_ref_init+0xd0/0x330
[ 45.162790][ T488] ? cgroup_setup_root+0x8a0/0x8a0
[ 45.168712][ T488] cgroup_apply_control_enable+0x3d2/0xf70
[ 45.174770][ T488] cgroup_apply_control+0x36/0x710
[ 45.180472][ T488] ? init_wait_entry+0xe0/0xe0
[ 45.185448][ T488] ? cgroup_kn_lock_live+0x1af/0x370
[ 45.191960][ T488] cgroup_subtree_control_write+0xd05/0x12d0
[ 45.198469][ T488] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 45.205285][ T488] cgroup_file_write+0x22f/0x4f0
[ 45.210389][ T488] kernfs_fop_write_iter+0x2cd/0x410
[ 45.215749][ T488] ? cgroup_seqfile_stop+0xc0/0xc0
[ 45.220871][ T488] vfs_write+0xb57/0xe50
[ 45.225179][ T488] ksys_write+0x157/0x260
[ 45.229857][ T488] __x64_sys_write+0x7b/0x90
[ 45.234698][ T488] do_syscall_64+0x34/0x70
[ 45.239362][ T488] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 45.245374][ T488] RIP: 0033:0x7fa66af510e9
[ 45.249778][ T488] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 45.270350][ T488] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 45.279153][ T488] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 45.287387][ T488] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 45.295779][ T488] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 45.303928][ T488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 45.312022][ T488] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 45.321440][ T22] audit: type=1400 audit(1653674283.870:159): avc: denied { remove_name } for pid=141 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1
[ 45.344677][ T22] audit: type=1400 audit(1653674283.870:160): avc: denied { rename } for pid=141 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 45.373397][ T22] audit: type=1400 audit(1653674283.870:161): avc: denied { create } for pid=141 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 45.374338][ T377] !!! css_put is zero set CSS_NO_REF
[ 45.403927][ T377] !!! css_put is zero set CSS_NO_REF
[ 45.410462][ T472] FAULT_INJECTION: forcing a failure.
[ 45.410462][ T472] name failslab, interval 1, probability 0, space 0, times 0
[ 45.429561][ T472] CPU: 1 PID: 472 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 45.442783][ T472] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 45.453793][ T472] Call Trace:
[ 45.457356][ T472] dump_stack+0x19c/0x1e2
[ 45.461905][ T472] should_fail+0x3f7/0x5b0
[ 45.466669][ T472] __should_failslab+0xd2/0x130
[ 45.471798][ T472] should_failslab+0x9/0x20
[ 45.477054][ T472] slab_pre_alloc_hook+0x25/0xe0
[ 45.482431][ T472] ? __kernfs_new_node+0x4c/0x6d0
[ 45.487942][ T472] __kmalloc_track_caller+0x70/0x300
[ 45.494594][ T472] ? __kernfs_new_node+0x4c/0x6d0
[ 45.500547][ T472] kstrdup_const+0x55/0x90
[ 45.505957][ T472] __kernfs_new_node+0x4c/0x6d0
[ 45.511442][ T472] ? string+0x29f/0x2b0
[ 45.516391][ T472] ? vsnprintf+0x1a6c/0x1b30
[ 45.521940][ T472] kernfs_new_node+0x97/0x170
[ 45.526987][ T472] __kernfs_create_file+0x4a/0x270
[ 45.533264][ T472] cgroup_addrm_files+0x99e/0xeb0
[ 45.539174][ T472] ? delete_node+0x747/0x7a0
[ 45.544407][ T472] css_populate_dir+0x137/0x370
[ 45.550156][ T472] cgroup_apply_control_enable+0x5cd/0xf70
[ 45.556407][ T472] cgroup_apply_control+0x36/0x710
[ 45.562490][ T472] ? init_wait_entry+0xe0/0xe0
[ 45.568438][ T472] ? cgroup_kn_lock_live+0x1af/0x370
[ 45.574713][ T472] cgroup_subtree_control_write+0xd05/0x12d0
[ 45.581471][ T472] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 45.587550][ T472] cgroup_file_write+0x22f/0x4f0
[ 45.592795][ T472] kernfs_fop_write_iter+0x2cd/0x410
[ 45.598385][ T472] ? cgroup_seqfile_stop+0xc0/0xc0
[ 45.604222][ T472] vfs_write+0xb57/0xe50
[ 45.608986][ T472] ksys_write+0x157/0x260
[ 45.613354][ T472] __x64_sys_write+0x7b/0x90
[ 45.618319][ T472] do_syscall_64+0x34/0x70
[ 45.623067][ T472] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 45.629182][ T472] RIP: 0033:0x7f075aca70e9
[ 45.633802][ T472] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 45.658120][ T472] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 45.667659][ T472] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 45.676361][ T472] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 45.686979][ T472] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 45.696277][ T472] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 45.704878][ T472] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 45.714286][ T472] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 45.744376][ T5] !!! css_put is zero set CSS_NO_REF
[ 45.750027][ T5] !!! css_put is zero set CSS_NO_REF
[ 45.756369][ T5] !!! css_put is zero set CSS_NO_REF
[ 45.762266][ T478] FAULT_INJECTION: forcing a failure.
[ 45.762266][ T478] name failslab, interval 1, probability 0, space 0, times 0
[ 45.776753][ T478] CPU: 1 PID: 478 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 45.791114][ T478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 45.803931][ T478] Call Trace:
[ 45.808963][ T478] dump_stack+0x19c/0x1e2
[ 45.814564][ T478] should_fail+0x3f7/0x5b0
[ 45.819433][ T478] __should_failslab+0xd2/0x130
[ 45.825518][ T478] should_failslab+0x9/0x20
[ 45.831047][ T478] slab_pre_alloc_hook+0x25/0xe0
[ 45.837980][ T478] kmem_cache_alloc_trace+0x47/0x2b0
[ 45.844489][ T478] ? percpu_ref_init+0xd0/0x330
[ 45.850584][ T478] percpu_ref_init+0xd0/0x330
[ 45.856839][ T478] ? cgroup_setup_root+0x8a0/0x8a0
[ 45.863149][ T478] cgroup_apply_control_enable+0x3d2/0xf70
[ 45.870221][ T478] cgroup_apply_control+0x36/0x710
[ 45.875845][ T478] ? init_wait_entry+0xe0/0xe0
[ 45.880957][ T478] ? cgroup_kn_lock_live+0x1af/0x370
[ 45.887238][ T478] cgroup_subtree_control_write+0xd05/0x12d0
[ 45.894191][ T478] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 45.900637][ T478] cgroup_file_write+0x22f/0x4f0
[ 45.906092][ T478] kernfs_fop_write_iter+0x2cd/0x410
[ 45.912110][ T478] ? cgroup_seqfile_stop+0xc0/0xc0
[ 45.919953][ T478] vfs_write+0xb57/0xe50
[ 45.924385][ T478] ksys_write+0x157/0x260
[ 45.930012][ T478] __x64_sys_write+0x7b/0x90
[ 45.935639][ T478] do_syscall_64+0x34/0x70
[ 45.941071][ T478] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 45.948367][ T478] RIP: 0033:0x7fecf899e0e9
[ 45.953651][ T478] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 45.978333][ T478] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 45.989483][ T478] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 45.998602][ T478] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 46.008045][ T478] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 46.019864][ T478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 46.028843][ T478] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 46.074389][ T23] !!! css_put is zero set CSS_NO_REF
[ 46.080294][ T23] !!! css_put is zero set CSS_NO_REF
[ 46.086466][ T501] FAULT_INJECTION: forcing a failure.
[ 46.086466][ T501] name failslab, interval 1, probability 0, space 0, times 0
[ 46.100177][ T501] CPU: 1 PID: 501 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 46.112148][ T501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 46.122586][ T501] Call Trace:
[ 46.126062][ T501] dump_stack+0x19c/0x1e2
[ 46.130482][ T501] should_fail+0x3f7/0x5b0
[ 46.134986][ T501] __should_failslab+0xd2/0x130
[ 46.139946][ T501] should_failslab+0x9/0x20
[ 46.144439][ T501] slab_pre_alloc_hook+0x25/0xe0
[ 46.149733][ T501] kmem_cache_alloc_trace+0x47/0x2b0
[ 46.155450][ T501] ? percpu_ref_init+0xd0/0x330
[ 46.161235][ T501] percpu_ref_init+0xd0/0x330
[ 46.166580][ T501] ? cgroup_setup_root+0x8a0/0x8a0
[ 46.171939][ T501] cgroup_apply_control_enable+0x3d2/0xf70
[ 46.178720][ T501] cgroup_apply_control+0x36/0x710
[ 46.184782][ T501] ? init_wait_entry+0xe0/0xe0
[ 46.189801][ T501] ? cgroup_kn_lock_live+0x1af/0x370
[ 46.195772][ T501] cgroup_subtree_control_write+0xd05/0x12d0
[ 46.202014][ T501] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 46.208373][ T501] cgroup_file_write+0x22f/0x4f0
[ 46.214528][ T501] kernfs_fop_write_iter+0x2cd/0x410
[ 46.220149][ T501] ? cgroup_seqfile_stop+0xc0/0xc0
[ 46.225454][ T501] vfs_write+0xb57/0xe50
[ 46.229965][ T501] ksys_write+0x157/0x260
[ 46.234859][ T501] __x64_sys_write+0x7b/0x90
[ 46.239781][ T501] do_syscall_64+0x34/0x70
[ 46.244282][ T501] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 46.250518][ T501] RIP: 0033:0x7fa66af510e9
[ 46.255144][ T501] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 46.275376][ T501] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 46.285054][ T501] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 46.293287][ T501] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 46.302199][ T501] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 46.310783][ T501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 46.318770][ T501] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 46.344381][ T5] !!! css_put is zero set CSS_NO_REF
[ 46.350264][ T67] !!! css_put is zero set CSS_NO_REF
[ 46.356025][ T492] FAULT_INJECTION: forcing a failure.
[ 46.356025][ T492] name failslab, interval 1, probability 0, space 0, times 0
[ 46.370069][ T492] CPU: 0 PID: 492 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 46.381768][ T492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 46.392570][ T492] Call Trace:
[ 46.395946][ T492] dump_stack+0x19c/0x1e2
[ 46.401596][ T492] should_fail+0x3f7/0x5b0
[ 46.406216][ T492] __should_failslab+0xd2/0x130
[ 46.411234][ T492] should_failslab+0x9/0x20
[ 46.415814][ T492] slab_pre_alloc_hook+0x25/0xe0
[ 46.421008][ T492] ? __kernfs_new_node+0x4c/0x6d0
[ 46.426119][ T492] __kmalloc_track_caller+0x70/0x300
[ 46.431398][ T492] ? __kernfs_new_node+0x4c/0x6d0
[ 46.436419][ T492] kstrdup_const+0x55/0x90
[ 46.441231][ T492] __kernfs_new_node+0x4c/0x6d0
[ 46.446244][ T492] ? string+0x29f/0x2b0
[ 46.450394][ T492] ? vsnprintf+0x1a6c/0x1b30
[ 46.454969][ T492] kernfs_new_node+0x97/0x170
[ 46.459932][ T492] __kernfs_create_file+0x4a/0x270
[ 46.465192][ T492] cgroup_addrm_files+0x99e/0xeb0
[ 46.470540][ T492] ? delete_node+0x747/0x7a0
[ 46.476065][ T492] css_populate_dir+0x137/0x370
[ 46.481429][ T492] cgroup_apply_control_enable+0x5cd/0xf70
[ 46.487760][ T492] cgroup_apply_control+0x36/0x710
[ 46.492979][ T492] ? init_wait_entry+0xe0/0xe0
[ 46.497863][ T492] ? cgroup_kn_lock_live+0x1af/0x370
[ 46.503648][ T492] cgroup_subtree_control_write+0xd05/0x12d0
[ 46.509797][ T492] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 46.516209][ T492] cgroup_file_write+0x22f/0x4f0
[ 46.521492][ T492] kernfs_fop_write_iter+0x2cd/0x410
[ 46.526787][ T492] ? cgroup_seqfile_stop+0xc0/0xc0
[ 46.532539][ T492] vfs_write+0xb57/0xe50
[ 46.536862][ T492] ksys_write+0x157/0x260
[ 46.541469][ T492] __x64_sys_write+0x7b/0x90
[ 46.546287][ T492] do_syscall_64+0x34/0x70
[ 46.550716][ T492] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 46.556598][ T492] RIP: 0033:0x7f8c017690e9
[ 46.561015][ T492] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 46.582436][ T492] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 46.591490][ T492] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 46.599643][ T492] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 46.609070][ T492] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 46.618463][ T492] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 46.627849][ T492] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 46.637661][ T492] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 46.647639][ T412] ------------[ cut here ]------------
[ 46.653541][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 46.663881][ T412] Modules linked in:
[ 46.668663][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 46.680901][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 46.691268][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 46.698200][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 46.718889][ T412] RSP: 0018:ffffc90000f07dd0 EFLAGS: 00010293
[ 46.725145][ T412] RAX: ffffffff81aeff3c RBX: ffff88811ed0afe0 RCX: ffff888107a75b80
[ 46.733757][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 46.742009][ T412] RBP: ffffc90000f07e40 R08: ffffffff81aefc67 R09: fffff520001e0fb2
[ 46.750005][ T412] R10: fffff520001e0fb2 R11: 1ffff920001e0fb1 R12: dffffc0000000000
[ 46.758132][ T412] R13: ffff88811ed0af00 R14: 00000000ffffffff R15: 0000000000000000
[ 46.767110][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 46.776166][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 46.782756][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506a0
[ 46.791985][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 46.799987][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 46.808336][ T412] Call Trace:
[ 46.813712][ T412] path_umount+0x1ad/0xed0
[ 46.818782][ T412] __x64_sys_umount+0xe8/0x110
[ 46.823767][ T412] do_syscall_64+0x34/0x70
[ 46.828890][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 46.835427][ T412] RIP: 0033:0x7f8c0176a557
[ 46.840194][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 46.861420][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 46.870905][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 46.880143][ T412] RDX: 00007ffc6cf4e2d9 RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 46.889345][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 46.898269][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 46.908093][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 46.916475][ T412] ---[ end trace b9d4a1c636ee1453 ]---
[ 46.922181][ T412] ------------[ cut here ]------------
[ 46.928592][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 46.934343][ C0] ------------[ cut here ]------------
[ 46.938470][ T412] Modules linked in:
[ 46.943864][ C0] percpu ref (css_release) <= 0 (0) after switching to atomic
[ 46.943940][ C0] WARNING: CPU: 0 PID: 0 at lib/percpu-refcount.c:196 percpu_ref_switch_to_atomic_rcu+0x521/0x5e0
[ 46.948726][ T412]
[ 46.956660][ C0] Modules linked in:
[ 46.967733][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 46.970056][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 46.974909][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 46.987369][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 46.987388][ C0] RIP: 0010:percpu_ref_switch_to_atomic_rcu+0x521/0x5e0
[ 46.987406][ C0] Code: 00 00 00 00 fc ff df 41 80 3c 06 00 74 08 4c 89 ff e8 f3 75 64 ff 49 8b 17 48 c7 c7 c0 db 02 85 48 89 de 31 c0 e8 1f ca 01 ff <0f> 0b e9 2d fd ff ff e8 23 eb 2c ff 0f 0b e9 87 fe ff ff 48 c7 c1
[ 47.000112][ T412] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 47.010221][ C0] RSP: 0018:ffffc90000007d50 EFLAGS: 00010246
[ 47.020796][ T412] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 47.027798][ C0] RAX: 208e090d32344900 RBX: ffffffff816104b0 RCX: ffffffff85a1b180
[ 47.027811][ C0] RDX: 0000000000000101 RSI: 0000000000000101 RDI: 0000000000000000
[ 47.048084][ T412] RSP: 0018:ffffc90000f07e30 EFLAGS: 00010293
[ 47.054320][ C0] RBP: ffffc90000007d98 R08: ffffffff81514578 R09: ffffed103ee04e73
[ 47.054327][ C0] R10: ffffed103ee04e73 R11: 1ffff1103ee04e72 R12: ffff88810dc4fba0
[ 47.054332][ C0] R13: 0000000000000008 R14: 1ffff11021b89f70 R15: ffff88810dc4fb80
[ 47.054343][ C0] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 47.054349][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.054354][ C0] CR2: 00007fa66aea6718 CR3: 000000010c663000 CR4: 00000000003506b0
[ 47.054362][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 47.054367][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 47.054371][ C0] Call Trace:
[ 47.054374][ C0]
[ 47.054388][ C0] ? percpu_ref_noop_confirm_switch+0x10/0x10
[ 47.054395][ C0] rcu_do_batch+0x4ad/0xb00
[ 47.054403][ C0] rcu_core+0x64a/0xdf0
[ 47.054420][ C0] rcu_core_si+0x9/0x10
[ 47.063606][ T412]
[ 47.085177][ C0] __do_softirq+0x253/0x67b
[ 47.085196][ C0] asm_call_irq_on_stack+0xf/0x20
[ 47.093193][ T412] RAX: ffffffff81b00a05 RBX: ffffe8ffffd4501c RCX: ffff888107a75b80
[ 47.101875][ C0]
[ 47.109233][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 47.118462][ C0] do_softirq_own_stack+0x60/0x80
[ 47.118482][ C0] __irq_exit_rcu+0x152/0x1e0
[ 47.126610][ T412] RBP: ffffc90000f07e80 R08: ffffffff81b006e3 R09: fffff520001e0fcd
[ 47.134756][ C0] irq_exit_rcu+0x9/0x10
[ 47.143913][ T412] R10: fffff520001e0fcd R11: 1ffff920001e0fcc R12: ffff88811ed0af48
[ 47.150926][ C0] sysvec_apic_timer_interrupt+0xbf/0xe0
[ 47.159469][ T412] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 47.168603][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 47.168623][ C0] RIP: 0010:acpi_idle_do_entry+0xbb/0x1f0
[ 47.178109][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 47.181528][ C0] Code: 89 de 48 83 e6 08 31 ff e8 c2 51 0a fd 48 83 e3 08 0f 85 ae 00 00 00 e9 0c 00 00 00 e8 8e 4c 0a fd 0f 00 2d 27 31 ab 00 fb f4 e9 a1 00 00 00 49 83 c6 04 4c 89 f0 48 c1 e8 03 42 8a 04 38 84
[ 47.184762][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 47.191241][ C0] RSP: 0018:ffffffff85a07ce8 EFLAGS: 00000246
[ 47.196391][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506a0
[ 47.200875][ C0]
[ 47.205327][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 47.208265][ C0] RAX: 1ffffffff0b43630 RBX: 0000000000000000 RCX: 0000000000000000
[ 47.213124][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 47.219167][ C0] RDX: ffffffff85a1b180 RSI: 0000000000000000 RDI: 0000000000000000
[ 47.219186][ C0] RBP: ffffffff85a07d00 R08: ffffffff845ebffe R09: fffffbfff0b43631
[ 47.228431][ T412] Call Trace:
[ 47.233454][ C0] R10: fffffbfff0b43631 R11: 1ffffffff0b43630 R12: 0000000000000001
[ 47.241989][ T412] __cleanup_mnt+0x19/0x20
[ 47.247204][ C0] R13: ffff888100070804 R14: ffff888101ad7064 R15: dffffc0000000000
[ 47.247232][ C0] ? acpi_idle_do_entry+0x9e/0x1f0
[ 47.252149][ T412] task_work_run+0x147/0x1b0
[ 47.261179][ C0] ? acpi_idle_do_entry+0x9e/0x1f0
[ 47.261200][ C0] acpi_idle_enter+0x32d/0x4f0
[ 47.265469][ T412] exit_to_user_mode_loop+0xc8/0xe0
[ 47.274122][ C0] ? rcu_dynticks_eqs_enter+0xa/0x40
[ 47.279838][ T412] syscall_exit_to_user_mode+0x77/0xa0
[ 47.288233][ C0] cpuidle_enter_state+0x4c8/0x10d0
[ 47.294477][ T412] do_syscall_64+0x40/0x70
[ 47.300457][ C0] cpuidle_enter+0x5f/0xa0
[ 47.309969][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 47.330554][ C0] do_idle+0x3a8/0x540
[ 47.330574][ C0] cpu_startup_entry+0x25/0x30
[ 47.337438][ T412] RIP: 0033:0x7f8c0176a557
[ 47.343692][ C0] rest_init+0xe6/0xf0
[ 47.351956][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 47.354284][ C0] ? time_init+0x38/0x38
[ 47.354301][ C0] arch_call_rest_init+0xe/0x10
[ 47.362737][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246
[ 47.371143][ C0] start_kernel+0x473/0x50e
[ 47.380686][ T412] ORIG_RAX: 00000000000000a6
[ 47.388655][ C0] x86_64_start_reservations+0x2a/0x2c
[ 47.397308][ T412] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 47.400850][ C0] x86_64_start_kernel+0x7a/0x7d
[ 47.409274][ T412] RDX: 00007ffc6cf4e2d9 RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 47.413674][ C0] secondary_startup_64_no_verify+0xb0/0xbb
[ 47.422617][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 47.427842][ C0] ---[ end trace b9d4a1c636ee1454 ]---
[ 47.432518][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 47.438806][ T67] !!! css_put is zero set CSS_NO_REF
[ 47.443796][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 47.452733][ T5] !!! css_put is zero set CSS_NO_REF
[ 47.454660][ T412] ---[ end trace b9d4a1c636ee1455 ]---
[ 47.460664][ T498] FAULT_INJECTION: forcing a failure.
[ 47.460664][ T498] name failslab, interval 1, probability 0, space 0, times 0
[ 47.654162][ T498] CPU: 1 PID: 498 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 47.668413][ T498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 47.679488][ T498] Call Trace:
[ 47.682808][ T498] dump_stack+0x19c/0x1e2
[ 47.687540][ T498] should_fail+0x3f7/0x5b0
[ 47.693019][ T498] __should_failslab+0xd2/0x130
[ 47.699516][ T498] should_failslab+0x9/0x20
[ 47.704581][ T498] slab_pre_alloc_hook+0x25/0xe0
[ 47.710008][ T498] kmem_cache_alloc_trace+0x47/0x2b0
[ 47.715607][ T498] ? percpu_ref_init+0xd0/0x330
[ 47.720750][ T498] percpu_ref_init+0xd0/0x330
[ 47.726092][ T498] ? cgroup_setup_root+0x8a0/0x8a0
[ 47.731461][ T498] cgroup_apply_control_enable+0x3d2/0xf70
[ 47.737865][ T498] cgroup_apply_control+0x36/0x710
[ 47.743975][ T498] ? init_wait_entry+0xe0/0xe0
[ 47.749018][ T498] ? cgroup_kn_lock_live+0x1af/0x370
[ 47.756182][ T498] cgroup_subtree_control_write+0xd05/0x12d0
[ 47.766802][ T498] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 47.773776][ T498] cgroup_file_write+0x22f/0x4f0
[ 47.779447][ T498] kernfs_fop_write_iter+0x2cd/0x410
[ 47.785492][ T498] ? cgroup_seqfile_stop+0xc0/0xc0
[ 47.791742][ T498] vfs_write+0xb57/0xe50
[ 47.796330][ T498] ksys_write+0x157/0x260
[ 47.802108][ T498] __x64_sys_write+0x7b/0x90
[ 47.808350][ T498] do_syscall_64+0x34/0x70
[ 47.813492][ T498] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 47.819913][ T498] RIP: 0033:0x7f039e0800e9
2022/05/27 17:58:06 executed programs: 28
[ 47.824981][ T498] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 47.847327][ T498] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 47.856266][ T498] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 47.865525][ T498] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 47.874193][ T498] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 47.883506][ T498] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 47.893211][ T498] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 47.934396][ T5] !!! css_put is zero set CSS_NO_REF
[ 47.940789][ T5] !!! css_put is zero set CSS_NO_REF
[ 47.947291][ T504] FAULT_INJECTION: forcing a failure.
[ 47.947291][ T504] name failslab, interval 1, probability 0, space 0, times 0
[ 47.965752][ T504] CPU: 1 PID: 504 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 47.978668][ T504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 47.991200][ T504] Call Trace:
[ 47.994547][ T504] dump_stack+0x19c/0x1e2
[ 47.999159][ T504] should_fail+0x3f7/0x5b0
[ 48.003931][ T504] __should_failslab+0xd2/0x130
[ 48.008988][ T504] should_failslab+0x9/0x20
[ 48.014404][ T504] slab_pre_alloc_hook+0x25/0xe0
[ 48.019733][ T504] ? __kernfs_new_node+0x4c/0x6d0
[ 48.024914][ T504] __kmalloc_track_caller+0x70/0x300
[ 48.030389][ T504] ? __kernfs_new_node+0x4c/0x6d0
[ 48.035483][ T504] kstrdup_const+0x55/0x90
[ 48.040060][ T504] __kernfs_new_node+0x4c/0x6d0
[ 48.045368][ T504] ? string+0x29f/0x2b0
[ 48.050097][ T504] ? vsnprintf+0x1a6c/0x1b30
[ 48.055494][ T504] kernfs_new_node+0x97/0x170
[ 48.060839][ T504] __kernfs_create_file+0x4a/0x270
[ 48.066121][ T504] cgroup_addrm_files+0x99e/0xeb0
[ 48.071938][ T504] ? delete_node+0x747/0x7a0
[ 48.076966][ T504] css_populate_dir+0x137/0x370
[ 48.082098][ T504] cgroup_apply_control_enable+0x5cd/0xf70
[ 48.088628][ T504] cgroup_apply_control+0x36/0x710
[ 48.094889][ T504] ? init_wait_entry+0xe0/0xe0
[ 48.100160][ T504] ? cgroup_kn_lock_live+0x1af/0x370
[ 48.106168][ T504] cgroup_subtree_control_write+0xd05/0x12d0
[ 48.113371][ T504] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 48.119611][ T504] cgroup_file_write+0x22f/0x4f0
[ 48.125452][ T504] kernfs_fop_write_iter+0x2cd/0x410
[ 48.131540][ T504] ? cgroup_seqfile_stop+0xc0/0xc0
[ 48.138122][ T504] vfs_write+0xb57/0xe50
[ 48.142935][ T504] ksys_write+0x157/0x260
[ 48.147979][ T504] __x64_sys_write+0x7b/0x90
[ 48.154169][ T504] do_syscall_64+0x34/0x70
[ 48.159523][ T504] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 48.166288][ T504] RIP: 0033:0x7f075aca70e9
[ 48.171061][ T504] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 48.192503][ T504] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 48.201018][ T504] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 48.210661][ T504] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 48.221716][ T504] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 48.232006][ T504] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 48.240940][ T504] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 48.250471][ T504] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 48.304508][ T5] !!! css_put is zero set CSS_NO_REF
[ 48.311544][ T5] !!! css_put is zero set CSS_NO_REF
[ 48.317325][ T5] !!! css_put is zero set CSS_NO_REF
[ 48.323031][ T518] FAULT_INJECTION: forcing a failure.
[ 48.323031][ T518] name failslab, interval 1, probability 0, space 0, times 0
[ 48.336579][ T518] CPU: 0 PID: 518 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 48.348915][ T518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 48.360478][ T518] Call Trace:
[ 48.365105][ T518] dump_stack+0x19c/0x1e2
[ 48.369875][ T518] should_fail+0x3f7/0x5b0
[ 48.374626][ T518] __should_failslab+0xd2/0x130
[ 48.380019][ T518] should_failslab+0x9/0x20
[ 48.384631][ T518] slab_pre_alloc_hook+0x25/0xe0
[ 48.390480][ T518] ? __kernfs_new_node+0x4c/0x6d0
[ 48.395713][ T518] __kmalloc_track_caller+0x70/0x300
[ 48.401093][ T518] ? __kernfs_new_node+0x4c/0x6d0
[ 48.406219][ T518] kstrdup_const+0x55/0x90
[ 48.410934][ T518] __kernfs_new_node+0x4c/0x6d0
[ 48.416163][ T518] ? string+0x29f/0x2b0
[ 48.420595][ T518] ? vsnprintf+0x1a6c/0x1b30
[ 48.425477][ T518] kernfs_new_node+0x97/0x170
[ 48.430376][ T518] __kernfs_create_file+0x4a/0x270
[ 48.435673][ T518] cgroup_addrm_files+0x99e/0xeb0
[ 48.440827][ T518] ? delete_node+0x747/0x7a0
[ 48.446017][ T518] css_populate_dir+0x137/0x370
[ 48.451818][ T518] cgroup_apply_control_enable+0x5cd/0xf70
[ 48.458318][ T518] cgroup_apply_control+0x36/0x710
[ 48.463924][ T518] ? init_wait_entry+0xe0/0xe0
[ 48.469457][ T518] ? cgroup_kn_lock_live+0x1af/0x370
[ 48.475061][ T518] cgroup_subtree_control_write+0xd05/0x12d0
[ 48.481904][ T518] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 48.489433][ T518] cgroup_file_write+0x22f/0x4f0
[ 48.494872][ T518] kernfs_fop_write_iter+0x2cd/0x410
[ 48.501123][ T518] ? cgroup_seqfile_stop+0xc0/0xc0
[ 48.507378][ T518] vfs_write+0xb57/0xe50
[ 48.512373][ T518] ksys_write+0x157/0x260
[ 48.517948][ T518] __x64_sys_write+0x7b/0x90
[ 48.523928][ T518] do_syscall_64+0x34/0x70
[ 48.528940][ T518] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 48.535676][ T518] RIP: 0033:0x7f039e0800e9
[ 48.542220][ T518] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 48.566112][ T518] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 48.575790][ T518] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 48.584767][ T518] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 48.593641][ T518] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 48.602551][ T518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 48.612172][ T518] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 48.620954][ T518] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 48.674574][ T23] !!! css_put is zero set CSS_NO_REF
[ 48.681323][ T23] !!! css_put is zero set CSS_NO_REF
[ 48.687165][ T23] !!! css_put is zero set CSS_NO_REF
[ 48.692635][ T509] FAULT_INJECTION: forcing a failure.
[ 48.692635][ T509] name failslab, interval 1, probability 0, space 0, times 0
[ 48.706760][ T509] CPU: 1 PID: 509 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 48.719148][ T509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 48.730006][ T509] Call Trace:
[ 48.733636][ T509] dump_stack+0x19c/0x1e2
[ 48.738023][ T509] should_fail+0x3f7/0x5b0
[ 48.743178][ T509] __should_failslab+0xd2/0x130
[ 48.749358][ T509] should_failslab+0x9/0x20
[ 48.754525][ T509] slab_pre_alloc_hook+0x25/0xe0
[ 48.759938][ T509] kmem_cache_alloc_trace+0x47/0x2b0
[ 48.765736][ T509] ? percpu_ref_init+0xd0/0x330
[ 48.770773][ T509] percpu_ref_init+0xd0/0x330
[ 48.775892][ T509] ? cgroup_setup_root+0x8a0/0x8a0
[ 48.781015][ T509] cgroup_apply_control_enable+0x3d2/0xf70
[ 48.786801][ T509] cgroup_apply_control+0x36/0x710
[ 48.791903][ T509] ? init_wait_entry+0xe0/0xe0
[ 48.797530][ T509] ? cgroup_kn_lock_live+0x1af/0x370
[ 48.803632][ T509] cgroup_subtree_control_write+0xd05/0x12d0
[ 48.809982][ T509] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 48.816313][ T509] cgroup_file_write+0x22f/0x4f0
[ 48.821476][ T509] kernfs_fop_write_iter+0x2cd/0x410
[ 48.828031][ T509] ? cgroup_seqfile_stop+0xc0/0xc0
[ 48.833658][ T509] vfs_write+0xb57/0xe50
[ 48.838156][ T509] ksys_write+0x157/0x260
[ 48.842765][ T509] __x64_sys_write+0x7b/0x90
[ 48.848172][ T509] do_syscall_64+0x34/0x70
[ 48.852758][ T509] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 48.859359][ T509] RIP: 0033:0x7fa66af510e9
[ 48.866995][ T509] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 48.889787][ T509] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 48.900289][ T509] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 48.910597][ T509] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 48.921189][ T509] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 48.929937][ T509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 48.940567][ T509] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 48.951978][ T411] ------------[ cut here ]------------
[ 48.957871][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 48.968516][ T411] Modules linked in:
[ 48.972681][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 48.985373][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 48.995612][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 49.001236][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 49.022212][ T411] RSP: 0018:ffffc90000ef7d58 EFLAGS: 00010293
[ 49.029511][ T411] RAX: ffffffff81aeff3c RBX: ffff88810c3149e0 RCX: ffff888107a73d00
[ 49.038439][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 49.046796][ T411] RBP: ffffc90000ef7dc8 R08: ffffffff81aefc67 R09: fffff520001defa3
[ 49.055083][ T411] R10: fffff520001defa3 R11: 1ffff920001defa2 R12: dffffc0000000000
[ 49.063834][ T411] R13: ffff88810c314900 R14: 00000000ffffffff R15: 0000000000000000
[ 49.071843][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 49.081763][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.089102][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 49.097915][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 49.106024][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 49.114283][ T411] Call Trace:
[ 49.117701][ T411] ? init_wait_entry+0xe0/0xe0
[ 49.122933][ T411] ? up_write+0x68/0x140
[ 49.127573][ T411] namespace_unlock+0x377/0x420
[ 49.133428][ T411] path_umount+0xe23/0xed0
[ 49.138997][ T411] __x64_sys_umount+0xe8/0x110
[ 49.144530][ T411] do_syscall_64+0x34/0x70
[ 49.149567][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 49.156201][ T411] RIP: 0033:0x7fa66af52557
[ 49.160693][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 49.183396][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 49.192723][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 49.200808][ T411] RDX: 00007ffdc32711e9 RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 49.208968][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 49.217151][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 49.225322][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 49.233634][ T411] ---[ end trace b9d4a1c636ee1456 ]---
[ 49.239195][ T411] ------------[ cut here ]------------
[ 49.244682][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 49.253736][ T411] Modules linked in:
[ 49.258053][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 49.271465][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 49.282099][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 49.287765][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 49.308355][ T411] RSP: 0018:ffffc90000ef7dd0 EFLAGS: 00010293
[ 49.314926][ T411] RAX: ffffffff81aeff3c RBX: ffff88810c3149e0 RCX: ffff888107a73d00
[ 49.323274][ T411] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 49.331505][ T411] RBP: ffffc90000ef7e40 R08: ffffffff81aefc67 R09: fffff520001defb2
[ 49.339676][ T411] R10: fffff520001defb2 R11: 1ffff920001defb1 R12: dffffc0000000000
[ 49.347923][ T411] R13: ffff88810c314900 R14: 00000000fffffffe R15: 0000000000000000
[ 49.356608][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 49.365930][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 49.373475][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 49.382165][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 49.390341][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 49.398595][ T411] Call Trace:
[ 49.401989][ T411] path_umount+0x1ad/0xed0
[ 49.406504][ T411] __x64_sys_umount+0xe8/0x110
[ 49.411604][ T411] do_syscall_64+0x34/0x70
[ 49.416297][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 49.422727][ T411] RIP: 0033:0x7fa66af52557
[ 49.427344][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 49.449597][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 49.458870][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 49.467306][ T411] RDX: 00007ffdc32711e9 RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 49.476632][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 49.484895][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 49.494001][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 49.502375][ T411] ---[ end trace b9d4a1c636ee1457 ]---
[ 49.524390][ T67] !!! css_put is zero set CSS_NO_REF
[ 49.530141][ T67] !!! css_put is zero set CSS_NO_REF
[ 49.536586][ T517] FAULT_INJECTION: forcing a failure.
[ 49.536586][ T517] name failslab, interval 1, probability 0, space 0, times 0
[ 49.550595][ T517] CPU: 0 PID: 517 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 49.563095][ T517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 49.574272][ T517] Call Trace:
[ 49.578188][ T517] dump_stack+0x19c/0x1e2
[ 49.583729][ T517] should_fail+0x3f7/0x5b0
[ 49.590027][ T517] __should_failslab+0xd2/0x130
[ 49.595438][ T517] should_failslab+0x9/0x20
[ 49.600656][ T517] slab_pre_alloc_hook+0x25/0xe0
[ 49.606221][ T517] ? __kernfs_new_node+0x4c/0x6d0
[ 49.612241][ T517] __kmalloc_track_caller+0x70/0x300
[ 49.618123][ T517] ? __kernfs_new_node+0x4c/0x6d0
[ 49.623264][ T517] kstrdup_const+0x55/0x90
[ 49.627864][ T517] __kernfs_new_node+0x4c/0x6d0
[ 49.633002][ T517] ? string+0x29f/0x2b0
[ 49.637361][ T517] ? vsnprintf+0x1a6c/0x1b30
[ 49.642058][ T517] kernfs_new_node+0x97/0x170
[ 49.647394][ T517] __kernfs_create_file+0x4a/0x270
[ 49.653131][ T517] cgroup_addrm_files+0x99e/0xeb0
[ 49.659217][ T517] ? delete_node+0x747/0x7a0
[ 49.664276][ T517] css_populate_dir+0x137/0x370
[ 49.669587][ T517] cgroup_apply_control_enable+0x5cd/0xf70
[ 49.675734][ T517] cgroup_apply_control+0x36/0x710
[ 49.681244][ T517] ? init_wait_entry+0xe0/0xe0
[ 49.686120][ T517] ? cgroup_kn_lock_live+0x1af/0x370
[ 49.691779][ T517] cgroup_subtree_control_write+0xd05/0x12d0
[ 49.698033][ T517] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 49.704513][ T517] cgroup_file_write+0x22f/0x4f0
[ 49.711690][ T517] kernfs_fop_write_iter+0x2cd/0x410
[ 49.717699][ T517] ? cgroup_seqfile_stop+0xc0/0xc0
[ 49.723024][ T517] vfs_write+0xb57/0xe50
[ 49.728712][ T517] ksys_write+0x157/0x260
[ 49.734269][ T517] __x64_sys_write+0x7b/0x90
[ 49.739173][ T517] do_syscall_64+0x34/0x70
[ 49.743878][ T517] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 49.749762][ T517] RIP: 0033:0x7f8c017690e9
[ 49.754431][ T517] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 49.775356][ T517] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 49.784052][ T517] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 49.792335][ T517] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 49.801016][ T517] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 49.808997][ T517] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 49.817182][ T517] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 49.825590][ T517] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 49.894525][ T23] !!! css_put is zero set CSS_NO_REF
[ 49.900052][ T23] !!! css_put is zero set CSS_NO_REF
[ 49.906109][ T23] !!! css_put is zero set CSS_NO_REF
[ 49.911639][ T506] FAULT_INJECTION: forcing a failure.
[ 49.911639][ T506] name failslab, interval 1, probability 0, space 0, times 0
[ 49.925631][ T506] CPU: 1 PID: 506 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 49.937343][ T506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 49.948021][ T506] Call Trace:
[ 49.951325][ T506] dump_stack+0x19c/0x1e2
[ 49.955645][ T506] should_fail+0x3f7/0x5b0
[ 49.960403][ T506] __should_failslab+0xd2/0x130
[ 49.965329][ T506] should_failslab+0x9/0x20
[ 49.970167][ T506] slab_pre_alloc_hook+0x25/0xe0
[ 49.975097][ T506] ? __kernfs_new_node+0x4c/0x6d0
[ 49.981243][ T506] __kmalloc_track_caller+0x70/0x300
[ 49.987223][ T506] ? __kernfs_new_node+0x4c/0x6d0
[ 49.992350][ T506] kstrdup_const+0x55/0x90
[ 49.997333][ T506] __kernfs_new_node+0x4c/0x6d0
[ 50.002186][ T506] ? string+0x29f/0x2b0
[ 50.006771][ T506] ? vsnprintf+0x1a6c/0x1b30
[ 50.011561][ T506] kernfs_new_node+0x97/0x170
[ 50.016432][ T506] __kernfs_create_file+0x4a/0x270
[ 50.022429][ T506] cgroup_addrm_files+0x99e/0xeb0
[ 50.027966][ T506] ? delete_node+0x747/0x7a0
[ 50.032603][ T506] css_populate_dir+0x137/0x370
[ 50.038252][ T506] cgroup_apply_control_enable+0x5cd/0xf70
[ 50.044670][ T506] cgroup_apply_control+0x36/0x710
[ 50.050042][ T506] ? init_wait_entry+0xe0/0xe0
[ 50.054923][ T506] ? cgroup_kn_lock_live+0x1af/0x370
[ 50.061620][ T506] cgroup_subtree_control_write+0xd05/0x12d0
[ 50.068436][ T506] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 50.075831][ T506] cgroup_file_write+0x22f/0x4f0
[ 50.081649][ T506] kernfs_fop_write_iter+0x2cd/0x410
[ 50.090256][ T506] ? cgroup_seqfile_stop+0xc0/0xc0
[ 50.099048][ T506] vfs_write+0xb57/0xe50
[ 50.106262][ T506] ksys_write+0x157/0x260
[ 50.112696][ T506] __x64_sys_write+0x7b/0x90
[ 50.119527][ T506] do_syscall_64+0x34/0x70
[ 50.124306][ T506] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 50.131130][ T506] RIP: 0033:0x7fecf899e0e9
[ 50.136177][ T506] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 50.157230][ T506] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 50.166768][ T506] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 50.175098][ T506] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 50.183243][ T506] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 50.192168][ T506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 50.200996][ T506] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 50.209863][ T506] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 50.218372][ T404] ------------[ cut here ]------------
[ 50.224410][ T404] WARNING: CPU: 0 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 50.233439][ T404] Modules linked in:
[ 50.237452][ T404] CPU: 0 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 50.249358][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 50.260324][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 50.266081][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 50.287180][ T404] RSP: 0018:ffffc90000c87d58 EFLAGS: 00010293
[ 50.294134][ T404] RAX: ffffffff81aeff3c RBX: ffff88811ed0ab60 RCX: ffff8881026f9e80
[ 50.302461][ T404] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 50.310937][ T404] RBP: ffffc90000c87dc8 R08: ffffffff81aefc67 R09: fffff52000190fa3
[ 50.319295][ T404] R10: fffff52000190fa3 R11: 1ffff92000190fa2 R12: dffffc0000000000
[ 50.327480][ T404] R13: ffff88811ed0aa80 R14: 00000000ffffffff R15: 0000000000000000
[ 50.335597][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 50.344718][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.351737][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506b0
[ 50.360206][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 50.368881][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 50.377119][ T404] Call Trace:
[ 50.380421][ T404] ? init_wait_entry+0xe0/0xe0
[ 50.385655][ T404] ? up_write+0x68/0x140
[ 50.390186][ T404] namespace_unlock+0x377/0x420
[ 50.395053][ T404] path_umount+0xe23/0xed0
[ 50.399479][ T404] __x64_sys_umount+0xe8/0x110
[ 50.404399][ T404] do_syscall_64+0x34/0x70
[ 50.408986][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 50.415222][ T404] RIP: 0033:0x7fecf899f557
[ 50.419908][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 50.440443][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 50.448970][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 50.457618][ T404] RDX: 00007ffe21dd8659 RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 50.465719][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 50.475355][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 50.483766][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 50.492951][ T404] ---[ end trace b9d4a1c636ee1458 ]---
[ 50.498831][ T404] ------------[ cut here ]------------
[ 50.504417][ T404] WARNING: CPU: 0 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 50.513335][ T404] Modules linked in:
[ 50.517387][ T404] CPU: 0 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 50.529294][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 50.539733][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 50.545751][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 50.567067][ T404] RSP: 0018:ffffc90000c87dd0 EFLAGS: 00010293
[ 50.573446][ T404] RAX: ffffffff81aeff3c RBX: ffff88811ed0ab60 RCX: ffff8881026f9e80
[ 50.582848][ T404] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 50.591039][ T404] RBP: ffffc90000c87e40 R08: ffffffff81aefc67 R09: fffff52000190fb2
[ 50.599011][ T404] R10: fffff52000190fb2 R11: 1ffff92000190fb1 R12: dffffc0000000000
[ 50.606999][ T404] R13: ffff88811ed0aa80 R14: 00000000fffffffe R15: 0000000000000000
[ 50.615050][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 50.624140][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 50.630815][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506b0
[ 50.639039][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 50.647183][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 50.655856][ T404] Call Trace:
[ 50.659314][ T404] path_umount+0x1ad/0xed0
[ 50.663884][ T404] __x64_sys_umount+0xe8/0x110
[ 50.668736][ T404] do_syscall_64+0x34/0x70
[ 50.673140][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 50.679117][ T404] RIP: 0033:0x7fecf899f557
[ 50.684224][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 50.705436][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 50.715025][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 50.723389][ T404] RDX: 00007ffe21dd8659 RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 50.731372][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 50.740045][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 50.748138][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 50.756111][ T404] ---[ end trace b9d4a1c636ee1459 ]---
[ 50.761603][ T67] !!! css_put is zero set CSS_NO_REF
[ 50.770609][ T5] !!! css_put is zero set CSS_NO_REF
[ 50.776509][ T521] FAULT_INJECTION: forcing a failure.
[ 50.776509][ T521] name failslab, interval 1, probability 0, space 0, times 0
[ 50.790244][ T521] CPU: 0 PID: 521 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 50.803058][ T521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 50.815916][ T521] Call Trace:
[ 50.819443][ T521] dump_stack+0x19c/0x1e2
[ 50.824046][ T521] should_fail+0x3f7/0x5b0
[ 50.829290][ T521] __should_failslab+0xd2/0x130
[ 50.834365][ T521] should_failslab+0x9/0x20
[ 50.838981][ T521] slab_pre_alloc_hook+0x25/0xe0
[ 50.844110][ T521] kmem_cache_alloc_trace+0x47/0x2b0
[ 50.849597][ T521] ? pids_css_alloc+0x4e/0x120
[ 50.854691][ T521] pids_css_alloc+0x4e/0x120
[ 50.860055][ T521] cgroup_apply_control_enable+0x381/0xf70
[ 50.866462][ T521] cgroup_apply_control+0x36/0x710
[ 50.872060][ T521] ? init_wait_entry+0xe0/0xe0
[ 50.877798][ T521] ? cgroup_kn_lock_live+0x1af/0x370
[ 50.883650][ T521] cgroup_subtree_control_write+0xd05/0x12d0
[ 50.890631][ T521] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 50.897547][ T521] cgroup_file_write+0x22f/0x4f0
[ 50.902899][ T521] kernfs_fop_write_iter+0x2cd/0x410
[ 50.908293][ T521] ? cgroup_seqfile_stop+0xc0/0xc0
[ 50.913784][ T521] vfs_write+0xb57/0xe50
[ 50.918337][ T521] ksys_write+0x157/0x260
[ 50.922874][ T521] __x64_sys_write+0x7b/0x90
[ 50.928148][ T521] do_syscall_64+0x34/0x70
[ 50.932930][ T521] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 50.939198][ T521] RIP: 0033:0x7f075aca70e9
[ 50.945641][ T521] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 50.969334][ T521] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 50.978428][ T521] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 50.987122][ T521] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 50.995545][ T521] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 51.003638][ T521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 51.011856][ T521] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 51.094484][ T23] !!! css_put is zero set CSS_NO_REF
[ 51.100615][ T23] !!! css_put is zero set CSS_NO_REF
[ 51.106694][ T495] FAULT_INJECTION: forcing a failure.
[ 51.106694][ T495] name failslab, interval 1, probability 0, space 0, times 0
[ 51.121114][ T495] CPU: 0 PID: 495 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 51.133657][ T495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 51.145634][ T495] Call Trace:
[ 51.149077][ T495] dump_stack+0x19c/0x1e2
[ 51.153886][ T495] should_fail+0x3f7/0x5b0
[ 51.158466][ T495] __should_failslab+0xd2/0x130
[ 51.163877][ T495] should_failslab+0x9/0x20
[ 51.169697][ T495] slab_pre_alloc_hook+0x25/0xe0
[ 51.175412][ T495] ? __kernfs_new_node+0x4c/0x6d0
[ 51.181606][ T495] __kmalloc_track_caller+0x70/0x300
[ 51.188710][ T495] ? __kernfs_new_node+0x4c/0x6d0
[ 51.194480][ T495] kstrdup_const+0x55/0x90
[ 51.199442][ T495] __kernfs_new_node+0x4c/0x6d0
[ 51.204794][ T495] ? string+0x29f/0x2b0
[ 51.209493][ T495] ? vsnprintf+0x1a6c/0x1b30
[ 51.214723][ T495] kernfs_new_node+0x97/0x170
[ 51.219483][ T495] __kernfs_create_file+0x4a/0x270
[ 51.224939][ T495] cgroup_addrm_files+0x99e/0xeb0
[ 51.230244][ T495] ? delete_node+0x747/0x7a0
[ 51.236694][ T495] css_populate_dir+0x137/0x370
[ 51.242519][ T495] cgroup_apply_control_enable+0x5cd/0xf70
[ 51.248967][ T495] cgroup_apply_control+0x36/0x710
[ 51.254748][ T495] ? init_wait_entry+0xe0/0xe0
[ 51.259844][ T495] ? cgroup_kn_lock_live+0x1af/0x370
[ 51.265424][ T495] cgroup_subtree_control_write+0xd05/0x12d0
[ 51.271575][ T495] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 51.278249][ T495] cgroup_file_write+0x22f/0x4f0
[ 51.285661][ T495] kernfs_fop_write_iter+0x2cd/0x410
[ 51.292023][ T495] ? cgroup_seqfile_stop+0xc0/0xc0
[ 51.297872][ T495] vfs_write+0xb57/0xe50
[ 51.302378][ T495] ksys_write+0x157/0x260
[ 51.307225][ T495] __x64_sys_write+0x7b/0x90
[ 51.312596][ T495] do_syscall_64+0x34/0x70
[ 51.317522][ T495] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 51.323608][ T495] RIP: 0033:0x7f9e961620e9
[ 51.328087][ T495] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 51.349715][ T495] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 51.358362][ T495] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 51.366528][ T495] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 51.375174][ T495] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 51.383546][ T495] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 51.393318][ T495] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 51.404025][ T495] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 51.434539][ T23] !!! css_put is zero set CSS_NO_REF
[ 51.439915][ T23] !!! css_put is zero set CSS_NO_REF
[ 51.445542][ T23] !!! css_put is zero set CSS_NO_REF
[ 51.452293][ T524] FAULT_INJECTION: forcing a failure.
[ 51.452293][ T524] name failslab, interval 1, probability 0, space 0, times 0
[ 51.465811][ T524] CPU: 0 PID: 524 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 51.478367][ T524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 51.488992][ T524] Call Trace:
[ 51.492545][ T524] dump_stack+0x19c/0x1e2
[ 51.497008][ T524] should_fail+0x3f7/0x5b0
[ 51.501618][ T524] __should_failslab+0xd2/0x130
[ 51.506716][ T524] should_failslab+0x9/0x20
[ 51.511227][ T524] slab_pre_alloc_hook+0x25/0xe0
[ 51.516268][ T524] kmem_cache_alloc_trace+0x47/0x2b0
[ 51.521534][ T524] ? percpu_ref_init+0xd0/0x330
[ 51.526382][ T524] percpu_ref_init+0xd0/0x330
[ 51.531142][ T524] ? cgroup_setup_root+0x8a0/0x8a0
[ 51.536844][ T524] cgroup_apply_control_enable+0x3d2/0xf70
[ 51.543027][ T524] cgroup_apply_control+0x36/0x710
[ 51.548571][ T524] ? init_wait_entry+0xe0/0xe0
[ 51.553319][ T524] ? cgroup_kn_lock_live+0x1af/0x370
[ 51.558630][ T524] cgroup_subtree_control_write+0xd05/0x12d0
[ 51.564607][ T524] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 51.571018][ T524] cgroup_file_write+0x22f/0x4f0
[ 51.576223][ T524] kernfs_fop_write_iter+0x2cd/0x410
[ 51.581506][ T524] ? cgroup_seqfile_stop+0xc0/0xc0
[ 51.586704][ T524] vfs_write+0xb57/0xe50
[ 51.590924][ T524] ksys_write+0x157/0x260
[ 51.595421][ T524] __x64_sys_write+0x7b/0x90
[ 51.600246][ T524] do_syscall_64+0x34/0x70
[ 51.604830][ T524] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 51.610933][ T524] RIP: 0033:0x7f039e0800e9
[ 51.615546][ T524] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 51.635845][ T524] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 51.644346][ T524] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 51.652780][ T524] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 51.660954][ T524] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 51.669208][ T524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 51.677613][ T524] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 51.714413][ T67] !!! css_put is zero set CSS_NO_REF
[ 51.719734][ T67] !!! css_put is zero set CSS_NO_REF
[ 51.725453][ T531] FAULT_INJECTION: forcing a failure.
[ 51.725453][ T531] name failslab, interval 1, probability 0, space 0, times 0
[ 51.738719][ T531] CPU: 0 PID: 531 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 51.751041][ T531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 51.761177][ T531] Call Trace:
[ 51.764542][ T531] dump_stack+0x19c/0x1e2
[ 51.769041][ T531] should_fail+0x3f7/0x5b0
[ 51.774150][ T531] __should_failslab+0xd2/0x130
[ 51.779238][ T531] should_failslab+0x9/0x20
[ 51.783830][ T531] slab_pre_alloc_hook+0x25/0xe0
[ 51.788769][ T531] ? __kernfs_new_node+0x4c/0x6d0
[ 51.793953][ T531] __kmalloc_track_caller+0x70/0x300
[ 51.799446][ T531] ? __kernfs_new_node+0x4c/0x6d0
[ 51.805179][ T531] kstrdup_const+0x55/0x90
[ 51.810716][ T531] __kernfs_new_node+0x4c/0x6d0
[ 51.815561][ T531] ? string+0x29f/0x2b0
[ 51.819796][ T531] ? vsnprintf+0x1a6c/0x1b30
[ 51.824726][ T531] kernfs_new_node+0x97/0x170
[ 51.829684][ T531] __kernfs_create_file+0x4a/0x270
[ 51.835152][ T531] cgroup_addrm_files+0x99e/0xeb0
[ 51.841612][ T531] ? delete_node+0x747/0x7a0
[ 51.846992][ T531] css_populate_dir+0x137/0x370
[ 51.851926][ T531] cgroup_apply_control_enable+0x5cd/0xf70
[ 51.857983][ T531] cgroup_apply_control+0x36/0x710
[ 51.863699][ T531] ? init_wait_entry+0xe0/0xe0
[ 51.868542][ T531] ? cgroup_kn_lock_live+0x1af/0x370
[ 51.873936][ T531] cgroup_subtree_control_write+0xd05/0x12d0
[ 51.880185][ T531] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 51.886245][ T531] cgroup_file_write+0x22f/0x4f0
[ 51.891384][ T531] kernfs_fop_write_iter+0x2cd/0x410
[ 51.897391][ T531] ? cgroup_seqfile_stop+0xc0/0xc0
[ 51.902704][ T531] vfs_write+0xb57/0xe50
[ 51.907215][ T531] ksys_write+0x157/0x260
[ 51.911550][ T531] __x64_sys_write+0x7b/0x90
[ 51.916132][ T531] do_syscall_64+0x34/0x70
[ 51.920614][ T531] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 51.926490][ T531] RIP: 0033:0x7fecf899e0e9
[ 51.930916][ T531] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 51.950941][ T531] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 51.959421][ T531] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 51.967459][ T531] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 51.975534][ T531] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 51.983805][ T531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 51.991954][ T531] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 52.001791][ T531] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 52.034371][ T67] !!! css_put is zero set CSS_NO_REF
[ 52.039814][ T67] !!! css_put is zero set CSS_NO_REF
[ 52.045508][ T67] !!! css_put is zero set CSS_NO_REF
[ 52.051024][ T527] FAULT_INJECTION: forcing a failure.
[ 52.051024][ T527] name failslab, interval 1, probability 0, space 0, times 0
[ 52.064080][ T527] CPU: 0 PID: 527 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 52.075706][ T527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 52.086457][ T527] Call Trace:
[ 52.089740][ T527] dump_stack+0x19c/0x1e2
[ 52.094044][ T527] should_fail+0x3f7/0x5b0
[ 52.098443][ T527] __should_failslab+0xd2/0x130
[ 52.103270][ T527] should_failslab+0x9/0x20
[ 52.107751][ T527] slab_pre_alloc_hook+0x25/0xe0
[ 52.112921][ T527] ? __kernfs_new_node+0x4c/0x6d0
[ 52.118303][ T527] __kmalloc_track_caller+0x70/0x300
[ 52.123865][ T527] ? __kernfs_new_node+0x4c/0x6d0
[ 52.129085][ T527] kstrdup_const+0x55/0x90
[ 52.133829][ T527] __kernfs_new_node+0x4c/0x6d0
[ 52.139496][ T527] ? string+0x29f/0x2b0
[ 52.144628][ T527] ? vsnprintf+0x1a6c/0x1b30
[ 52.149215][ T527] kernfs_new_node+0x97/0x170
[ 52.153913][ T527] __kernfs_create_file+0x4a/0x270
[ 52.159320][ T527] cgroup_addrm_files+0x99e/0xeb0
[ 52.164527][ T527] ? delete_node+0x747/0x7a0
[ 52.169389][ T527] css_populate_dir+0x137/0x370
[ 52.174242][ T527] cgroup_apply_control_enable+0x5cd/0xf70
[ 52.180036][ T527] cgroup_apply_control+0x36/0x710
[ 52.185210][ T527] ? init_wait_entry+0xe0/0xe0
[ 52.190129][ T527] ? cgroup_kn_lock_live+0x1af/0x370
[ 52.195402][ T527] cgroup_subtree_control_write+0xd05/0x12d0
[ 52.201804][ T527] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 52.207844][ T527] cgroup_file_write+0x22f/0x4f0
[ 52.212754][ T527] kernfs_fop_write_iter+0x2cd/0x410
[ 52.218014][ T527] ? cgroup_seqfile_stop+0xc0/0xc0
[ 52.223186][ T527] vfs_write+0xb57/0xe50
[ 52.227508][ T527] ksys_write+0x157/0x260
[ 52.231926][ T527] __x64_sys_write+0x7b/0x90
[ 52.236501][ T527] do_syscall_64+0x34/0x70
[ 52.241074][ T527] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 52.247026][ T527] RIP: 0033:0x7fa66af510e9
[ 52.251414][ T527] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 52.271455][ T527] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 52.279937][ T527] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 52.288281][ T527] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 52.296330][ T527] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 52.304277][ T527] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 52.312322][ T527] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 52.321919][ T527] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 52.331813][ T411] ------------[ cut here ]------------
[ 52.337518][ T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 52.346559][ T411] Modules linked in:
[ 52.350457][ T411] CPU: 1 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 52.362002][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 52.372217][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 52.377990][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 52.402049][ T411] RSP: 0018:ffffc90000ef7d58 EFLAGS: 00010293
[ 52.409821][ T411] RAX: ffffffff81aeff3c RBX: ffff88811ed0a3e0 RCX: ffff888107a73d00
[ 52.418234][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 52.426353][ T411] RBP: ffffc90000ef7dc8 R08: ffffffff81aefc67 R09: fffff520001defa3
[ 52.435243][ T411] R10: fffff520001defa3 R11: 1ffff920001defa2 R12: dffffc0000000000
[ 52.444045][ T411] R13: ffff88811ed0a300 R14: 00000000ffffffff R15: 0000000000000000
[ 52.452620][ T411] FS: 0000555557245400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 52.461819][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.469122][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506a0
[ 52.477308][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 52.485580][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 52.496564][ T411] Call Trace:
[ 52.500151][ T411] ? init_wait_entry+0xe0/0xe0
[ 52.504937][ T411] ? up_write+0x68/0x140
[ 52.509257][ T411] namespace_unlock+0x377/0x420
[ 52.514416][ T411] path_umount+0xe23/0xed0
[ 52.518875][ T411] __x64_sys_umount+0xe8/0x110
[ 52.523721][ T411] do_syscall_64+0x34/0x70
[ 52.528242][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 52.534126][ T411] RIP: 0033:0x7fa66af52557
[ 52.538814][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 52.559843][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 52.569085][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 52.578135][ T411] RDX: 00007ffdc32711e9 RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 52.586330][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 52.595099][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 52.603333][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 52.612211][ T411] ---[ end trace b9d4a1c636ee145a ]---
[ 52.618307][ T411] ------------[ cut here ]------------
[ 52.623774][ T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 52.634300][ T411] Modules linked in:
[ 52.638341][ T411] CPU: 1 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 52.644347][ T67] !!! css_put is zero set CSS_NO_REF
[ 52.650228][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 52.655625][ T67] !!! css_put is zero set CSS_NO_REF
[ 52.665937][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 52.665957][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 52.672024][ T67] !!! css_put is zero set CSS_NO_REF
[ 52.677958][ T411] RSP: 0018:ffffc90000ef7dd0 EFLAGS: 00010293
[ 52.698898][ T540] FAULT_INJECTION: forcing a failure.
[ 52.698898][ T540] name failslab, interval 1, probability 0, space 0, times 0
[ 52.704006][ T411] RAX: ffffffff81aeff3c RBX: ffff88811ed0a3e0 RCX: ffff888107a73d00
[ 52.704015][ T411] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 52.704022][ T411] RBP: ffffc90000ef7e40 R08: ffffffff81aefc67 R09: fffff520001defb2
[ 52.704028][ T411] R10: fffff520001defb2 R11: 1ffff920001defb1 R12: dffffc0000000000
[ 52.704034][ T411] R13: ffff88811ed0a300 R14: 00000000fffffffe R15: 0000000000000000
[ 52.704042][ T411] FS: 0000555557245400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 52.704049][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.704055][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506a0
[ 52.704071][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 52.710411][ T540] CPU: 0 PID: 540 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 52.723459][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 52.733050][ T540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 52.733054][ T540] Call Trace:
[ 52.733077][ T540] dump_stack+0x19c/0x1e2
[ 52.741018][ T411] Call Trace:
[ 52.748995][ T540] should_fail+0x3f7/0x5b0
[ 52.749007][ T540] __should_failslab+0xd2/0x130
[ 52.749015][ T540] should_failslab+0x9/0x20
[ 52.749023][ T540] slab_pre_alloc_hook+0x25/0xe0
[ 52.749041][ T540] kmem_cache_alloc_trace+0x47/0x2b0
[ 52.757154][ T411] path_umount+0x1ad/0xed0
[ 52.765156][ T540] ? pids_css_alloc+0x4e/0x120
[ 52.765171][ T540] pids_css_alloc+0x4e/0x120
[ 52.774662][ T411] __x64_sys_umount+0xe8/0x110
2022/05/27 17:58:11 executed programs: 40
[ 52.781190][ T540] cgroup_apply_control_enable+0x381/0xf70
[ 52.789162][ T411] do_syscall_64+0x34/0x70
[ 52.797198][ T540] cgroup_apply_control+0x36/0x710
[ 52.797205][ T540] ? init_wait_entry+0xe0/0xe0
[ 52.797219][ T540] ? cgroup_kn_lock_live+0x1af/0x370
[ 52.809747][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 52.818268][ T540] cgroup_subtree_control_write+0xd05/0x12d0
[ 52.818281][ T540] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 52.818289][ T540] cgroup_file_write+0x22f/0x4f0
[ 52.818309][ T540] kernfs_fop_write_iter+0x2cd/0x410
[ 52.829031][ T411] RIP: 0033:0x7fa66af52557
[ 52.832704][ T540] ? cgroup_seqfile_stop+0xc0/0xc0
[ 52.837321][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 52.840594][ T540] vfs_write+0xb57/0xe50
[ 52.845695][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246
[ 52.850773][ T540] ksys_write+0x157/0x260
[ 52.855487][ T411] ORIG_RAX: 00000000000000a6
[ 52.860624][ T540] __x64_sys_write+0x7b/0x90
[ 52.866482][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 52.870890][ T540] do_syscall_64+0x34/0x70
[ 52.875947][ T411] RDX: 00007ffdc32711e9 RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 52.880520][ T540] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 52.885473][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 52.893785][ T540] RIP: 0033:0x7f039e0800e9
[ 52.899705][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 52.904881][ T540] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 52.904894][ T540] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246
[ 52.909657][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 52.914922][ T540] ORIG_RAX: 0000000000000001
[ 52.914929][ T540] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 52.914934][ T540] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 52.914940][ T540] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 52.914945][ T540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 52.914951][ T540] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 53.136680][ T411] ---[ end trace b9d4a1c636ee145b ]---
[ 53.145132][ T406] ------------[ cut here ]------------
[ 53.150616][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 53.159855][ T406] Modules linked in:
[ 53.164774][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 53.177254][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 53.187918][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 53.196035][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 53.216682][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 53.222903][ T406] RAX: ffffffff81aeff3c RBX: ffff88810c3152e0 RCX: ffff8881026f8000
[ 53.230938][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 53.234343][ T104] !!! css_put is zero set CSS_NO_REF
[ 53.242229][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 53.255630][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 53.256473][ T104] !!! css_put is zero set CSS_NO_REF
[ 53.264061][ T406] R13: ffff88810c315200 R14: 00000000ffffffff R15: 0000000000000000
[ 53.264071][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 53.264077][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.264083][ T406] CR2: 000055555724eb38 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 53.264092][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 53.264098][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 53.264101][ T406] Call Trace:
[ 53.264115][ T406] ? init_wait_entry+0xe0/0xe0
[ 53.264132][ T406] ? up_write+0x68/0x140
[ 53.282695][ T535] FAULT_INJECTION: forcing a failure.
[ 53.282695][ T535] name failslab, interval 1, probability 0, space 0, times 0
[ 53.287091][ T406] namespace_unlock+0x377/0x420
[ 53.287106][ T406] path_umount+0xe23/0xed0
[ 53.294217][ T535] CPU: 0 PID: 535 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 53.302811][ T406] __x64_sys_umount+0xe8/0x110
[ 53.311785][ T535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 53.311790][ T535] Call Trace:
[ 53.311813][ T535] dump_stack+0x19c/0x1e2
[ 53.311823][ T535] should_fail+0x3f7/0x5b0
[ 53.311842][ T535] __should_failslab+0xd2/0x130
[ 53.320189][ T406] do_syscall_64+0x34/0x70
[ 53.324841][ T535] should_failslab+0x9/0x20
[ 53.324852][ T535] slab_pre_alloc_hook+0x25/0xe0
[ 53.324861][ T535] kmem_cache_alloc_trace+0x47/0x2b0
[ 53.324870][ T535] ? percpu_ref_init+0xd0/0x330
[ 53.324887][ T535] percpu_ref_init+0xd0/0x330
[ 53.329662][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 53.333917][ T535] ? cgroup_setup_root+0x8a0/0x8a0
[ 53.347033][ T406] RIP: 0033:0x7f039e081557
[ 53.351821][ T535] cgroup_apply_control_enable+0x3d2/0xf70
[ 53.356231][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 53.368096][ T535] cgroup_apply_control+0x36/0x710
[ 53.368105][ T535] ? init_wait_entry+0xe0/0xe0
[ 53.368114][ T535] ? cgroup_kn_lock_live+0x1af/0x370
[ 53.368125][ T535] cgroup_subtree_control_write+0xd05/0x12d0
[ 53.368143][ T535] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 53.373103][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 53.383178][ T535] cgroup_file_write+0x22f/0x4f0
[ 53.383192][ T535] kernfs_fop_write_iter+0x2cd/0x410
[ 53.383200][ T535] ? cgroup_seqfile_stop+0xc0/0xc0
[ 53.383218][ T535] vfs_write+0xb57/0xe50
[ 53.386505][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 53.390913][ T535] ksys_write+0x157/0x260
[ 53.395579][ T406] RDX: 00007ffdcaade4f9 RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 53.400666][ T535] __x64_sys_write+0x7b/0x90
[ 53.405066][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 53.409563][ T535] do_syscall_64+0x34/0x70
[ 53.414737][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 53.420101][ T535] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 53.425022][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 53.429838][ T535] RIP: 0033:0x7f9e961620e9
[ 53.435913][ T406] ---[ end trace b9d4a1c636ee145c ]---
[ 53.441011][ T535] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 53.446124][ T406] ------------[ cut here ]------------
[ 53.451269][ T535] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 53.451283][ T535] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 53.451288][ T535] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 53.451294][ T535] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 53.451307][ T535] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 53.472995][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 53.478013][ T535] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 53.687090][ T406] Modules linked in:
[ 53.692171][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 53.704125][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 53.715320][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 53.721413][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 53.741225][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 53.747328][ T406] RAX: ffffffff81aeff3c RBX: ffff88810c3152e0 RCX: ffff8881026f8000
[ 53.755384][ T406] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 53.763439][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 53.771611][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 53.779579][ T406] R13: ffff88810c315200 R14: 00000000fffffffe R15: 0000000000000000
[ 53.787719][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 53.796776][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 53.803807][ T406] CR2: 000055555724eb38 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 53.811885][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 53.819989][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 53.828076][ T406] Call Trace:
[ 53.831353][ T406] path_umount+0x1ad/0xed0
[ 53.835763][ T406] __x64_sys_umount+0xe8/0x110
[ 53.840525][ T406] do_syscall_64+0x34/0x70
[ 53.845209][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 53.851608][ T406] RIP: 0033:0x7f039e081557
[ 53.856813][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 53.877341][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 53.885947][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 53.895461][ T406] RDX: 00007ffdcaade4f9 RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 53.903673][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 53.911756][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 53.919726][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 53.927775][ T406] ---[ end trace b9d4a1c636ee145d ]---
[ 53.964396][ T67] !!! css_put is zero set CSS_NO_REF
[ 53.969990][ T67] !!! css_put is zero set CSS_NO_REF
[ 53.975893][ T547] FAULT_INJECTION: forcing a failure.
[ 53.975893][ T547] name failslab, interval 1, probability 0, space 0, times 0
[ 53.988689][ T547] CPU: 1 PID: 547 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 54.000218][ T547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 54.010264][ T547] Call Trace:
[ 54.013658][ T547] dump_stack+0x19c/0x1e2
[ 54.018288][ T547] should_fail+0x3f7/0x5b0
[ 54.022968][ T547] __should_failslab+0xd2/0x130
[ 54.027808][ T547] should_failslab+0x9/0x20
[ 54.032359][ T547] slab_pre_alloc_hook+0x25/0xe0
[ 54.037696][ T547] ? __kernfs_new_node+0x4c/0x6d0
[ 54.042733][ T547] __kmalloc_track_caller+0x70/0x300
[ 54.048251][ T547] ? __kernfs_new_node+0x4c/0x6d0
[ 54.053284][ T547] kstrdup_const+0x55/0x90
[ 54.058314][ T547] __kernfs_new_node+0x4c/0x6d0
[ 54.063321][ T547] ? string+0x29f/0x2b0
[ 54.067575][ T547] ? vsnprintf+0x1a6c/0x1b30
[ 54.072722][ T547] kernfs_new_node+0x97/0x170
[ 54.077494][ T547] __kernfs_create_file+0x4a/0x270
[ 54.082684][ T547] cgroup_addrm_files+0x99e/0xeb0
[ 54.087811][ T547] ? delete_node+0x747/0x7a0
[ 54.092388][ T547] css_populate_dir+0x137/0x370
[ 54.097307][ T547] cgroup_apply_control_enable+0x5cd/0xf70
[ 54.103188][ T547] cgroup_apply_control+0x36/0x710
[ 54.108276][ T547] ? init_wait_entry+0xe0/0xe0
[ 54.113466][ T547] ? cgroup_kn_lock_live+0x1af/0x370
[ 54.119094][ T547] cgroup_subtree_control_write+0xd05/0x12d0
[ 54.125058][ T547] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 54.131199][ T547] cgroup_file_write+0x22f/0x4f0
[ 54.136200][ T547] kernfs_fop_write_iter+0x2cd/0x410
[ 54.141479][ T547] ? cgroup_seqfile_stop+0xc0/0xc0
[ 54.146653][ T547] vfs_write+0xb57/0xe50
[ 54.150871][ T547] ksys_write+0x157/0x260
[ 54.155285][ T547] __x64_sys_write+0x7b/0x90
[ 54.159871][ T547] do_syscall_64+0x34/0x70
[ 54.164288][ T547] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 54.170172][ T547] RIP: 0033:0x7fa66af510e9
[ 54.174562][ T547] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 54.195430][ T547] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 54.204119][ T547] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 54.212821][ T547] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 54.221093][ T547] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 54.229050][ T547] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 54.237194][ T547] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 54.246081][ T547] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 54.294370][ T371] !!! css_put is zero set CSS_NO_REF
[ 54.299820][ T371] !!! css_put is zero set CSS_NO_REF
[ 54.309859][ T371] !!! css_put is zero set CSS_NO_REF
[ 54.315437][ T543] FAULT_INJECTION: forcing a failure.
[ 54.315437][ T543] name failslab, interval 1, probability 0, space 0, times 0
[ 54.328278][ T543] CPU: 1 PID: 543 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 54.339888][ T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 54.350717][ T543] Call Trace:
[ 54.354017][ T543] dump_stack+0x19c/0x1e2
[ 54.359037][ T543] should_fail+0x3f7/0x5b0
[ 54.363532][ T543] __should_failslab+0xd2/0x130
[ 54.368371][ T543] should_failslab+0x9/0x20
[ 54.372873][ T543] slab_pre_alloc_hook+0x25/0xe0
[ 54.377810][ T543] ? __kernfs_new_node+0x4c/0x6d0
[ 54.382916][ T543] __kmalloc_track_caller+0x70/0x300
[ 54.388270][ T543] ? __kernfs_new_node+0x4c/0x6d0
[ 54.393548][ T543] kstrdup_const+0x55/0x90
[ 54.398069][ T543] __kernfs_new_node+0x4c/0x6d0
[ 54.403416][ T543] ? string+0x29f/0x2b0
[ 54.407649][ T543] ? vsnprintf+0x1a6c/0x1b30
[ 54.412213][ T543] kernfs_new_node+0x97/0x170
[ 54.416952][ T543] __kernfs_create_file+0x4a/0x270
[ 54.422038][ T543] cgroup_addrm_files+0x99e/0xeb0
[ 54.427148][ T543] ? delete_node+0x747/0x7a0
[ 54.431732][ T543] css_populate_dir+0x137/0x370
[ 54.436579][ T543] cgroup_apply_control_enable+0x5cd/0xf70
[ 54.442484][ T543] cgroup_apply_control+0x36/0x710
[ 54.447578][ T543] ? init_wait_entry+0xe0/0xe0
[ 54.452353][ T543] ? cgroup_kn_lock_live+0x1af/0x370
[ 54.457629][ T543] cgroup_subtree_control_write+0xd05/0x12d0
[ 54.463587][ T543] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 54.469714][ T543] cgroup_file_write+0x22f/0x4f0
[ 54.474626][ T543] kernfs_fop_write_iter+0x2cd/0x410
[ 54.479973][ T543] ? cgroup_seqfile_stop+0xc0/0xc0
[ 54.485236][ T543] vfs_write+0xb57/0xe50
[ 54.489482][ T543] ksys_write+0x157/0x260
[ 54.493814][ T543] __x64_sys_write+0x7b/0x90
[ 54.498481][ T543] do_syscall_64+0x34/0x70
[ 54.503069][ T543] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 54.508963][ T543] RIP: 0033:0x7fecf899e0e9
[ 54.513365][ T543] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 54.533313][ T543] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 54.542075][ T543] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 54.550142][ T543] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 54.558183][ T543] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 54.566141][ T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 54.574182][ T543] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 54.583590][ T543] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 54.604359][ T23] !!! css_put is zero set CSS_NO_REF
[ 54.610008][ T23] !!! css_put is zero set CSS_NO_REF
[ 54.615763][ T23] !!! css_put is zero set CSS_NO_REF
[ 54.621324][ T536] FAULT_INJECTION: forcing a failure.
[ 54.621324][ T536] name failslab, interval 1, probability 0, space 0, times 0
[ 54.634305][ T536] CPU: 1 PID: 536 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 54.645926][ T536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 54.656157][ T536] Call Trace:
[ 54.659446][ T536] dump_stack+0x19c/0x1e2
[ 54.663841][ T536] should_fail+0x3f7/0x5b0
[ 54.668322][ T536] __should_failslab+0xd2/0x130
[ 54.673259][ T536] should_failslab+0x9/0x20
[ 54.677892][ T536] slab_pre_alloc_hook+0x25/0xe0
[ 54.682839][ T536] ? __kernfs_new_node+0x4c/0x6d0
[ 54.687861][ T536] __kmalloc_track_caller+0x70/0x300
[ 54.693145][ T536] ? __kernfs_new_node+0x4c/0x6d0
[ 54.698267][ T536] kstrdup_const+0x55/0x90
[ 54.703024][ T536] __kernfs_new_node+0x4c/0x6d0
[ 54.707959][ T536] ? string+0x29f/0x2b0
[ 54.712196][ T536] ? vsnprintf+0x1a6c/0x1b30
[ 54.716875][ T536] kernfs_new_node+0x97/0x170
[ 54.721634][ T536] __kernfs_create_file+0x4a/0x270
[ 54.726919][ T536] cgroup_addrm_files+0x99e/0xeb0
[ 54.733062][ T536] ? delete_node+0x747/0x7a0
[ 54.741879][ T536] css_populate_dir+0x137/0x370
[ 54.750593][ T536] cgroup_apply_control_enable+0x5cd/0xf70
[ 54.758706][ T536] cgroup_apply_control+0x36/0x710
[ 54.765147][ T536] ? init_wait_entry+0xe0/0xe0
[ 54.770440][ T536] ? cgroup_kn_lock_live+0x1af/0x370
[ 54.777233][ T536] cgroup_subtree_control_write+0xd05/0x12d0
[ 54.784369][ T536] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 54.790959][ T536] cgroup_file_write+0x22f/0x4f0
[ 54.796069][ T536] kernfs_fop_write_iter+0x2cd/0x410
[ 54.802789][ T536] ? cgroup_seqfile_stop+0xc0/0xc0
[ 54.808116][ T536] vfs_write+0xb57/0xe50
[ 54.813349][ T536] ksys_write+0x157/0x260
[ 54.818085][ T536] __x64_sys_write+0x7b/0x90
[ 54.822681][ T536] do_syscall_64+0x34/0x70
[ 54.827330][ T536] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 54.833235][ T536] RIP: 0033:0x7f075aca70e9
[ 54.837740][ T536] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 54.859767][ T536] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 54.868623][ T536] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 54.877364][ T536] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 54.885415][ T536] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 54.893381][ T536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 54.904022][ T536] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 54.913777][ T536] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 54.954432][ T5] !!! css_put is zero set CSS_NO_REF
[ 54.959991][ T5] !!! css_put is zero set CSS_NO_REF
[ 54.965532][ T5] !!! css_put is zero set CSS_NO_REF
[ 54.970989][ T550] FAULT_INJECTION: forcing a failure.
[ 54.970989][ T550] name failslab, interval 1, probability 0, space 0, times 0
[ 54.984126][ T550] CPU: 1 PID: 550 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 54.996528][ T550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 55.007444][ T550] Call Trace:
[ 55.010917][ T550] dump_stack+0x19c/0x1e2
[ 55.015439][ T550] should_fail+0x3f7/0x5b0
[ 55.020191][ T550] __should_failslab+0xd2/0x130
[ 55.025039][ T550] should_failslab+0x9/0x20
[ 55.029812][ T550] slab_pre_alloc_hook+0x25/0xe0
[ 55.034915][ T550] kmem_cache_alloc_trace+0x47/0x2b0
[ 55.040534][ T550] ? percpu_ref_init+0xd0/0x330
[ 55.045466][ T550] percpu_ref_init+0xd0/0x330
[ 55.050815][ T550] ? cgroup_setup_root+0x8a0/0x8a0
[ 55.056369][ T550] cgroup_apply_control_enable+0x3d2/0xf70
[ 55.062754][ T550] cgroup_apply_control+0x36/0x710
[ 55.068036][ T550] ? init_wait_entry+0xe0/0xe0
[ 55.074130][ T550] ? cgroup_kn_lock_live+0x1af/0x370
[ 55.079905][ T550] cgroup_subtree_control_write+0xd05/0x12d0
[ 55.086174][ T550] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 55.092405][ T550] cgroup_file_write+0x22f/0x4f0
[ 55.097427][ T550] kernfs_fop_write_iter+0x2cd/0x410
[ 55.102805][ T550] ? cgroup_seqfile_stop+0xc0/0xc0
[ 55.108015][ T550] vfs_write+0xb57/0xe50
[ 55.112396][ T550] ksys_write+0x157/0x260
[ 55.117178][ T550] __x64_sys_write+0x7b/0x90
[ 55.121769][ T550] do_syscall_64+0x34/0x70
[ 55.126540][ T550] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 55.132529][ T550] RIP: 0033:0x7f9e961620e9
[ 55.136944][ T550] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 55.158111][ T550] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 55.166936][ T550] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 55.182213][ T550] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 55.199918][ T550] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 55.208508][ T550] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 55.216872][ T550] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 55.274373][ T5] !!! css_put is zero set CSS_NO_REF
[ 55.279908][ T5] !!! css_put is zero set CSS_NO_REF
[ 55.285765][ T537] FAULT_INJECTION: forcing a failure.
[ 55.285765][ T537] name failslab, interval 1, probability 0, space 0, times 0
[ 55.298909][ T537] CPU: 0 PID: 537 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 55.310885][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 55.321187][ T537] Call Trace:
[ 55.325979][ T537] dump_stack+0x19c/0x1e2
[ 55.330305][ T537] should_fail+0x3f7/0x5b0
[ 55.334906][ T537] __should_failslab+0xd2/0x130
[ 55.339933][ T537] should_failslab+0x9/0x20
[ 55.344437][ T537] slab_pre_alloc_hook+0x25/0xe0
[ 55.349346][ T537] kmem_cache_alloc_trace+0x47/0x2b0
[ 55.354709][ T537] ? percpu_ref_init+0xd0/0x330
[ 55.359543][ T537] percpu_ref_init+0xd0/0x330
[ 55.364205][ T537] ? cgroup_setup_root+0x8a0/0x8a0
[ 55.369301][ T537] cgroup_apply_control_enable+0x3d2/0xf70
[ 55.375367][ T537] cgroup_apply_control+0x36/0x710
[ 55.382271][ T537] ? init_wait_entry+0xe0/0xe0
[ 55.387042][ T537] ? cgroup_kn_lock_live+0x1af/0x370
[ 55.393035][ T537] cgroup_subtree_control_write+0xd05/0x12d0
[ 55.399191][ T537] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 55.405710][ T537] cgroup_file_write+0x22f/0x4f0
[ 55.410857][ T537] kernfs_fop_write_iter+0x2cd/0x410
[ 55.416136][ T537] ? cgroup_seqfile_stop+0xc0/0xc0
[ 55.421242][ T537] vfs_write+0xb57/0xe50
[ 55.426347][ T537] ksys_write+0x157/0x260
[ 55.430872][ T537] __x64_sys_write+0x7b/0x90
[ 55.435455][ T537] do_syscall_64+0x34/0x70
[ 55.439996][ T537] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 55.445885][ T537] RIP: 0033:0x7f8c017690e9
[ 55.450471][ T537] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 55.470487][ T537] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 55.479174][ T537] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 55.488420][ T537] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 55.496961][ T537] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 55.504945][ T537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 55.513093][ T537] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 55.544589][ T5] !!! css_put is zero set CSS_NO_REF
[ 55.550177][ T5] !!! css_put is zero set CSS_NO_REF
[ 55.555753][ T545] FAULT_INJECTION: forcing a failure.
[ 55.555753][ T545] name failslab, interval 1, probability 0, space 0, times 0
[ 55.568752][ T545] CPU: 1 PID: 545 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 55.580748][ T545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 55.590889][ T545] Call Trace:
[ 55.594170][ T545] dump_stack+0x19c/0x1e2
[ 55.598591][ T545] should_fail+0x3f7/0x5b0
[ 55.603076][ T545] __should_failslab+0xd2/0x130
[ 55.607992][ T545] should_failslab+0x9/0x20
[ 55.612510][ T545] slab_pre_alloc_hook+0x25/0xe0
[ 55.617653][ T545] kmem_cache_alloc_trace+0x47/0x2b0
[ 55.623027][ T545] ? pids_css_alloc+0x4e/0x120
[ 55.627782][ T545] pids_css_alloc+0x4e/0x120
[ 55.632685][ T545] cgroup_apply_control_enable+0x381/0xf70
[ 55.639109][ T545] cgroup_apply_control+0x36/0x710
[ 55.644829][ T545] ? init_wait_entry+0xe0/0xe0
[ 55.649810][ T545] ? cgroup_kn_lock_live+0x1af/0x370
[ 55.655305][ T545] cgroup_subtree_control_write+0xd05/0x12d0
[ 55.661375][ T545] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 55.667667][ T545] cgroup_file_write+0x22f/0x4f0
[ 55.672677][ T545] kernfs_fop_write_iter+0x2cd/0x410
[ 55.677959][ T545] ? cgroup_seqfile_stop+0xc0/0xc0
[ 55.683069][ T545] vfs_write+0xb57/0xe50
[ 55.687305][ T545] ksys_write+0x157/0x260
[ 55.692132][ T545] __x64_sys_write+0x7b/0x90
[ 55.697027][ T545] do_syscall_64+0x34/0x70
[ 55.701529][ T545] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 55.707534][ T545] RIP: 0033:0x7f039e0800e9
[ 55.711952][ T545] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 55.733846][ T545] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 55.742644][ T545] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 55.751140][ T545] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 55.760310][ T545] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 55.768959][ T545] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 55.778335][ T545] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 55.788658][ T406] ------------[ cut here ]------------
[ 55.794454][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 55.803683][ T406] Modules linked in:
[ 55.807865][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 55.819435][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 55.830129][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 55.836225][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 55.856391][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 55.862767][ T406] RAX: ffffffff81aeff3c RBX: ffff88810c3146e0 RCX: ffff8881026f8000
[ 55.870776][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 55.879101][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 55.887270][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 55.895505][ T406] R13: ffff88810c314600 R14: 00000000ffffffff R15: 0000000000000000
[ 55.903670][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 55.912732][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 55.919655][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 55.928380][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 55.936494][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 55.944839][ T406] Call Trace:
[ 55.948140][ T406] ? init_wait_entry+0xe0/0xe0
[ 55.953168][ T406] ? up_write+0x68/0x140
[ 55.957785][ T406] namespace_unlock+0x377/0x420
[ 55.962663][ T406] path_umount+0xe23/0xed0
[ 55.967132][ T406] __x64_sys_umount+0xe8/0x110
[ 55.972387][ T406] do_syscall_64+0x34/0x70
[ 55.976979][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 55.983155][ T406] RIP: 0033:0x7f039e081557
[ 55.987876][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 56.012068][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 56.021031][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 56.029302][ T406] RDX: 00007ffdcaade4f9 RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 56.038089][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 56.048012][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 56.056919][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 56.065418][ T406] ---[ end trace b9d4a1c636ee145e ]---
[ 56.071659][ T406] ------------[ cut here ]------------
[ 56.077350][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 56.084575][ T5] !!! css_put is zero set CSS_NO_REF
[ 56.086870][ T406] Modules linked in:
[ 56.092552][ T5] !!! css_put is zero set CSS_NO_REF
[ 56.096267][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 56.096272][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 56.096293][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 56.102117][ T556] FAULT_INJECTION: forcing a failure.
[ 56.102117][ T556] name failslab, interval 1, probability 0, space 0, times 0
[ 56.113729][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 56.113742][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 56.124712][ T556] CPU: 0 PID: 556 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 56.130202][ T406]
[ 56.142952][ T556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 56.142957][ T556] Call Trace:
[ 56.142977][ T556] dump_stack+0x19c/0x1e2
[ 56.142987][ T556] should_fail+0x3f7/0x5b0
[ 56.142996][ T556] __should_failslab+0xd2/0x130
[ 56.143004][ T556] should_failslab+0x9/0x20
[ 56.143023][ T556] slab_pre_alloc_hook+0x25/0xe0
[ 56.164061][ T406] RAX: ffffffff81aeff3c RBX: ffff88810c3146e0 RCX: ffff8881026f8000
[ 56.170274][ T556] kmem_cache_alloc_trace+0x47/0x2b0
[ 56.170289][ T556] ? percpu_ref_init+0xd0/0x330
[ 56.182029][ T406] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 56.184498][ T556] percpu_ref_init+0xd0/0x330
[ 56.184514][ T556] ? cgroup_setup_root+0x8a0/0x8a0
[ 56.194735][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 56.197991][ T556] cgroup_apply_control_enable+0x3d2/0xf70
[ 56.202295][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 56.202312][ T406] R13: ffff88810c314600 R14: 00000000fffffffe R15: 0000000000000000
[ 56.207602][ T556] cgroup_apply_control+0x36/0x710
[ 56.207612][ T556] ? init_wait_entry+0xe0/0xe0
[ 56.207620][ T556] ? cgroup_kn_lock_live+0x1af/0x370
[ 56.207638][ T556] cgroup_subtree_control_write+0xd05/0x12d0
[ 56.212832][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 56.217423][ T556] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 56.217433][ T556] cgroup_file_write+0x22f/0x4f0
[ 56.217443][ T556] kernfs_fop_write_iter+0x2cd/0x410
[ 56.217461][ T556] ? cgroup_seqfile_stop+0xc0/0xc0
[ 56.222475][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.222493][ T406] CR2: 00007f8c0187c028 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 56.230545][ T556] vfs_write+0xb57/0xe50
[ 56.230555][ T556] ksys_write+0x157/0x260
[ 56.230564][ T556] __x64_sys_write+0x7b/0x90
[ 56.230572][ T556] do_syscall_64+0x34/0x70
[ 56.230588][ T556] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 56.236213][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 56.241034][ T556] RIP: 0033:0x7fecf899e0e9
[ 56.249031][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 56.253754][ T556] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 56.258931][ T406] Call Trace:
[ 56.267224][ T556] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 56.267239][ T556] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 56.267244][ T556] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 56.267258][ T556] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 56.273256][ T406] path_umount+0x1ad/0xed0
[ 56.281375][ T556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 56.281383][ T556] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 56.483148][ T406] __x64_sys_umount+0xe8/0x110
[ 56.489015][ T406] do_syscall_64+0x34/0x70
[ 56.494060][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 56.500513][ T406] RIP: 0033:0x7f039e081557
[ 56.506327][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 56.526434][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 56.535677][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 56.544014][ T406] RDX: 00007ffdcaade4f9 RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 56.552400][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 56.560912][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 56.569316][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 56.577356][ T406] ---[ end trace b9d4a1c636ee145f ]---
[ 56.594538][ T67] !!! css_put is zero set CSS_NO_REF
[ 56.601437][ T67] !!! css_put is zero set CSS_NO_REF
[ 56.608060][ T565] FAULT_INJECTION: forcing a failure.
[ 56.608060][ T565] name failslab, interval 1, probability 0, space 0, times 0
[ 56.621213][ T565] CPU: 0 PID: 565 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 56.633696][ T565] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 56.644871][ T565] Call Trace:
[ 56.648442][ T565] dump_stack+0x19c/0x1e2
[ 56.652888][ T565] should_fail+0x3f7/0x5b0
[ 56.657353][ T565] __should_failslab+0xd2/0x130
[ 56.662438][ T565] should_failslab+0x9/0x20
[ 56.667036][ T565] slab_pre_alloc_hook+0x25/0xe0
[ 56.673411][ T565] ? __kernfs_new_node+0x4c/0x6d0
[ 56.678444][ T565] __kmalloc_track_caller+0x70/0x300
[ 56.683997][ T565] ? __kernfs_new_node+0x4c/0x6d0
[ 56.689687][ T565] kstrdup_const+0x55/0x90
[ 56.694108][ T565] __kernfs_new_node+0x4c/0x6d0
[ 56.699562][ T565] ? string+0x29f/0x2b0
[ 56.703964][ T565] ? vsnprintf+0x1a6c/0x1b30
[ 56.709265][ T565] kernfs_new_node+0x97/0x170
[ 56.714713][ T565] __kernfs_create_file+0x4a/0x270
[ 56.721193][ T565] cgroup_addrm_files+0x99e/0xeb0
[ 56.726782][ T565] ? delete_node+0x747/0x7a0
[ 56.731676][ T565] css_populate_dir+0x137/0x370
[ 56.737082][ T565] cgroup_apply_control_enable+0x5cd/0xf70
[ 56.743708][ T565] cgroup_apply_control+0x36/0x710
[ 56.749787][ T565] ? init_wait_entry+0xe0/0xe0
[ 56.754902][ T565] ? cgroup_kn_lock_live+0x1af/0x370
[ 56.761266][ T565] cgroup_subtree_control_write+0xd05/0x12d0
[ 56.767447][ T565] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 56.773420][ T565] cgroup_file_write+0x22f/0x4f0
[ 56.778562][ T565] kernfs_fop_write_iter+0x2cd/0x410
[ 56.783878][ T565] ? cgroup_seqfile_stop+0xc0/0xc0
[ 56.789261][ T565] vfs_write+0xb57/0xe50
[ 56.793904][ T565] ksys_write+0x157/0x260
[ 56.799596][ T565] __x64_sys_write+0x7b/0x90
[ 56.804830][ T565] do_syscall_64+0x34/0x70
[ 56.809987][ T565] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 56.816293][ T565] RIP: 0033:0x7f8c017690e9
[ 56.821453][ T565] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 56.842058][ T565] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 56.851168][ T565] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 56.859583][ T565] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 56.867814][ T565] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 56.876229][ T565] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 56.884774][ T565] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 56.894299][ T565] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 56.934362][ T377] !!! css_put is zero set CSS_NO_REF
[ 56.941469][ T377] !!! css_put is zero set CSS_NO_REF
[ 56.947187][ T377] !!! css_put is zero set CSS_NO_REF
[ 56.953065][ T569] FAULT_INJECTION: forcing a failure.
[ 56.953065][ T569] name failslab, interval 1, probability 0, space 0, times 0
[ 56.966860][ T569] CPU: 0 PID: 569 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 56.979276][ T569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 56.990238][ T569] Call Trace:
[ 56.993623][ T569] dump_stack+0x19c/0x1e2
[ 56.998685][ T569] should_fail+0x3f7/0x5b0
[ 57.003861][ T569] __should_failslab+0xd2/0x130
[ 57.009316][ T569] should_failslab+0x9/0x20
[ 57.013903][ T569] slab_pre_alloc_hook+0x25/0xe0
[ 57.019120][ T569] kmem_cache_alloc_trace+0x47/0x2b0
[ 57.025176][ T569] ? percpu_ref_init+0xd0/0x330
[ 57.030047][ T569] percpu_ref_init+0xd0/0x330
[ 57.034739][ T569] ? cgroup_setup_root+0x8a0/0x8a0
[ 57.041204][ T569] cgroup_apply_control_enable+0x3d2/0xf70
[ 57.047607][ T569] cgroup_apply_control+0x36/0x710
[ 57.053242][ T569] ? init_wait_entry+0xe0/0xe0
[ 57.058461][ T569] ? cgroup_kn_lock_live+0x1af/0x370
[ 57.064276][ T569] cgroup_subtree_control_write+0xd05/0x12d0
[ 57.070417][ T569] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 57.076814][ T569] cgroup_file_write+0x22f/0x4f0
[ 57.082016][ T569] kernfs_fop_write_iter+0x2cd/0x410
[ 57.087372][ T569] ? cgroup_seqfile_stop+0xc0/0xc0
[ 57.092551][ T569] vfs_write+0xb57/0xe50
[ 57.096909][ T569] ksys_write+0x157/0x260
[ 57.101370][ T569] __x64_sys_write+0x7b/0x90
[ 57.105964][ T569] do_syscall_64+0x34/0x70
[ 57.110459][ T569] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 57.116614][ T569] RIP: 0033:0x7f039e0800e9
[ 57.121110][ T569] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 57.142213][ T569] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 57.150729][ T569] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 57.158822][ T569] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 57.167057][ T569] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 57.175103][ T569] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 57.183066][ T569] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 57.214371][ T5] !!! css_put is zero set CSS_NO_REF
[ 57.220571][ T5] !!! css_put is zero set CSS_NO_REF
[ 57.226364][ T559] FAULT_INJECTION: forcing a failure.
[ 57.226364][ T559] name failslab, interval 1, probability 0, space 0, times 0
[ 57.239578][ T559] CPU: 0 PID: 559 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 57.251211][ T559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 57.261251][ T559] Call Trace:
[ 57.264523][ T559] dump_stack+0x19c/0x1e2
[ 57.268841][ T559] should_fail+0x3f7/0x5b0
[ 57.273251][ T559] __should_failslab+0xd2/0x130
[ 57.278089][ T559] should_failslab+0x9/0x20
[ 57.285184][ T559] slab_pre_alloc_hook+0x25/0xe0
[ 57.290403][ T559] kmem_cache_alloc_trace+0x47/0x2b0
[ 57.295694][ T559] ? percpu_ref_init+0xd0/0x330
[ 57.300621][ T559] percpu_ref_init+0xd0/0x330
[ 57.305277][ T559] ? cgroup_setup_root+0x8a0/0x8a0
[ 57.310545][ T559] cgroup_apply_control_enable+0x3d2/0xf70
[ 57.316617][ T559] cgroup_apply_control+0x36/0x710
[ 57.321721][ T559] ? init_wait_entry+0xe0/0xe0
[ 57.326486][ T559] ? cgroup_kn_lock_live+0x1af/0x370
[ 57.331744][ T559] cgroup_subtree_control_write+0xd05/0x12d0
[ 57.337708][ T559] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 57.343908][ T559] cgroup_file_write+0x22f/0x4f0
[ 57.349653][ T559] kernfs_fop_write_iter+0x2cd/0x410
[ 57.355622][ T559] ? cgroup_seqfile_stop+0xc0/0xc0
[ 57.361454][ T559] vfs_write+0xb57/0xe50
[ 57.366362][ T559] ksys_write+0x157/0x260
[ 57.371249][ T559] __x64_sys_write+0x7b/0x90
[ 57.376030][ T559] do_syscall_64+0x34/0x70
[ 57.380856][ T559] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 57.387646][ T559] RIP: 0033:0x7f075aca70e9
[ 57.392045][ T559] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 57.412415][ T559] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 57.420819][ T559] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 57.429488][ T559] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 57.437838][ T559] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 57.445972][ T559] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 57.454851][ T559] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 57.504520][ T377] !!! css_put is zero set CSS_NO_REF
[ 57.510106][ T377] !!! css_put is zero set CSS_NO_REF
[ 57.515820][ T575] FAULT_INJECTION: forcing a failure.
[ 57.515820][ T575] name failslab, interval 1, probability 0, space 0, times 0
[ 57.529240][ T575] CPU: 1 PID: 575 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 57.540970][ T575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 57.551126][ T575] Call Trace:
[ 57.554487][ T575] dump_stack+0x19c/0x1e2
[ 57.559497][ T575] should_fail+0x3f7/0x5b0
[ 57.563907][ T575] __should_failslab+0xd2/0x130
[ 57.568760][ T575] should_failslab+0x9/0x20
[ 57.573261][ T575] slab_pre_alloc_hook+0x25/0xe0
[ 57.578271][ T575] ? __kernfs_new_node+0x4c/0x6d0
[ 57.583269][ T575] __kmalloc_track_caller+0x70/0x300
[ 57.588546][ T575] ? __kernfs_new_node+0x4c/0x6d0
[ 57.594041][ T575] kstrdup_const+0x55/0x90
[ 57.599098][ T575] __kernfs_new_node+0x4c/0x6d0
[ 57.604020][ T575] ? string+0x29f/0x2b0
[ 57.608340][ T575] ? vsnprintf+0x1a6c/0x1b30
[ 57.613190][ T575] kernfs_new_node+0x97/0x170
[ 57.617896][ T575] __kernfs_create_file+0x4a/0x270
[ 57.623182][ T575] cgroup_addrm_files+0x99e/0xeb0
[ 57.628393][ T575] ? delete_node+0x747/0x7a0
[ 57.633182][ T575] css_populate_dir+0x137/0x370
[ 57.638030][ T575] cgroup_apply_control_enable+0x5cd/0xf70
[ 57.643911][ T575] cgroup_apply_control+0x36/0x710
[ 57.649339][ T575] ? init_wait_entry+0xe0/0xe0
[ 57.654971][ T575] ? cgroup_kn_lock_live+0x1af/0x370
[ 57.660513][ T575] cgroup_subtree_control_write+0xd05/0x12d0
[ 57.667050][ T575] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 57.673174][ T575] cgroup_file_write+0x22f/0x4f0
[ 57.678808][ T575] kernfs_fop_write_iter+0x2cd/0x410
[ 57.684627][ T575] ? cgroup_seqfile_stop+0xc0/0xc0
[ 57.691906][ T575] vfs_write+0xb57/0xe50
[ 57.696909][ T575] ksys_write+0x157/0x260
[ 57.701461][ T575] __x64_sys_write+0x7b/0x90
[ 57.706284][ T575] do_syscall_64+0x34/0x70
[ 57.711651][ T575] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 57.718453][ T575] RIP: 0033:0x7f039e0800e9
[ 57.724331][ T575] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 57.745209][ T575] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 57.753884][ T575] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 57.763233][ T575] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 57.771559][ T575] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 57.779867][ T575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 57.787944][ T575] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 57.796413][ T575] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 57.807128][ T406] ------------[ cut here ]------------
[ 57.812968][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 57.822497][ T406] Modules linked in:
[ 57.826425][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 57.839047][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 57.849406][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 57.855147][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 57.875846][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 57.881923][ T406] RAX: ffffffff81aeff3c RBX: ffff88810f9a8860 RCX: ffff8881026f8000
[ 57.890153][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 57.898628][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 57.907051][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 57.915076][ T406] R13: ffff88810f9a8780 R14: 00000000ffffffff R15: 0000000000000000
[ 57.923659][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 57.933200][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 57.940941][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 57.949927][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 57.959436][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 57.968175][ T406] Call Trace:
[ 57.971627][ T406] ? init_wait_entry+0xe0/0xe0
[ 57.976610][ T406] ? up_write+0x68/0x140
[ 57.981308][ T406] namespace_unlock+0x377/0x420
[ 57.986463][ T406] path_umount+0xe23/0xed0
[ 57.991041][ T406] __x64_sys_umount+0xe8/0x110
[ 57.996034][ T406] do_syscall_64+0x34/0x70
[ 58.000613][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 58.006680][ T406] RIP: 0033:0x7f039e081557
[ 58.011486][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 58.031900][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 58.040982][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 58.050171][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 58.058433][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 58.066545][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 58.075056][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 58.084090][ T406] ---[ end trace b9d4a1c636ee1460 ]---
[ 58.090716][ T406] ------------[ cut here ]------------
[ 58.097008][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 58.104351][ T377] !!! css_put is zero set CSS_NO_REF
[ 58.106819][ T406] Modules linked in:
[ 58.112163][ T377] !!! css_put is zero set CSS_NO_REF
[ 58.116316][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 58.116326][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 58.122294][ T567] FAULT_INJECTION: forcing a failure.
[ 58.122294][ T567] name failslab, interval 1, probability 0, space 0, times 0
[ 58.133219][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 58.133229][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 58.133234][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 58.143832][ T567] CPU: 1 PID: 567 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 58.156678][ T406] RAX: ffffffff81aeff3c RBX: ffff88810f9a8860 RCX: ffff8881026f8000
[ 58.162452][ T567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 58.182187][ T406] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 58.188193][ T567] Call Trace:
[ 58.188210][ T567] dump_stack+0x19c/0x1e2
[ 58.188226][ T567] should_fail+0x3f7/0x5b0
[ 58.200184][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 58.208143][ T567] __should_failslab+0xd2/0x130
[ 58.208157][ T567] should_failslab+0x9/0x20
[ 58.218250][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 58.226355][ T567] slab_pre_alloc_hook+0x25/0xe0
[ 58.226372][ T567] ? __kernfs_new_node+0x4c/0x6d0
[ 58.229711][ T406] R13: ffff88810f9a8780 R14: 00000000fffffffe R15: 0000000000000000
[ 58.234122][ T567] __kmalloc_track_caller+0x70/0x300
[ 58.238607][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 58.246651][ T567] ? __kernfs_new_node+0x4c/0x6d0
[ 58.246661][ T567] kstrdup_const+0x55/0x90
[ 58.246670][ T567] __kernfs_new_node+0x4c/0x6d0
[ 58.246691][ T567] ? string+0x29f/0x2b0
[ 58.251713][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.257059][ T567] ? vsnprintf+0x1a6c/0x1b30
[ 58.257068][ T567] kernfs_new_node+0x97/0x170
[ 58.257076][ T567] __kernfs_create_file+0x4a/0x270
[ 58.257092][ T567] cgroup_addrm_files+0x99e/0xeb0
[ 58.265232][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 58.270137][ T567] ? delete_node+0x747/0x7a0
[ 58.275661][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 58.283607][ T567] css_populate_dir+0x137/0x370
[ 58.288865][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 58.297935][ T567] cgroup_apply_control_enable+0x5cd/0xf70
[ 58.297948][ T567] cgroup_apply_control+0x36/0x710
[ 58.302962][ T406] Call Trace:
[ 58.307462][ T567] ? init_wait_entry+0xe0/0xe0
[ 58.307474][ T567] ? cgroup_kn_lock_live+0x1af/0x370
[ 58.307484][ T567] cgroup_subtree_control_write+0xd05/0x12d0
[ 58.307494][ T567] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 58.307509][ T567] cgroup_file_write+0x22f/0x4f0
[ 58.312601][ T406] path_umount+0x1ad/0xed0
[ 58.317063][ T567] kernfs_fop_write_iter+0x2cd/0x410
[ 58.317074][ T567] ? cgroup_seqfile_stop+0xc0/0xc0
[ 58.317082][ T567] vfs_write+0xb57/0xe50
[ 58.317092][ T567] ksys_write+0x157/0x260
[ 58.317107][ T567] __x64_sys_write+0x7b/0x90
[ 58.324291][ T406] __x64_sys_umount+0xe8/0x110
[ 58.328977][ T567] do_syscall_64+0x34/0x70
[ 58.333637][ T406] do_syscall_64+0x34/0x70
[ 58.338836][ T567] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 58.338845][ T567] RIP: 0033:0x7fecf899e0e9
[ 58.338856][ T567] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 58.338871][ T567] RSP: 002b:00007fecf8914168 EFLAGS: 00000246
[ 58.343987][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 58.352137][ T567] ORIG_RAX: 0000000000000001
[ 58.352146][ T567] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 58.352152][ T567] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 58.352157][ T567] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 58.352162][ T567] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 58.352167][ T567] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 58.553583][ T406] RIP: 0033:0x7f039e081557
[ 58.558205][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 58.577840][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 58.586450][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 58.594586][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 58.602623][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
2022/05/27 17:58:17 executed programs: 53
[ 58.605234][ T567] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 58.611257][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 58.611268][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 58.635617][ T406] ---[ end trace b9d4a1c636ee1461 ]---
[ 58.644788][ T22] audit: type=1400 audit(1653674297.190:162): avc: denied { unlink } for pid=141 comm="syslogd" name="messages.0" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1
[ 58.672153][ T404] ------------[ cut here ]------------
[ 58.678094][ T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 58.687051][ T404] Modules linked in:
[ 58.691237][ T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 58.702894][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 58.713169][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 58.719908][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 58.740024][ T404] RSP: 0018:ffffc90000c87dd0 EFLAGS: 00010293
[ 58.746397][ T404] RAX: ffffffff81aeff3c RBX: ffff88810f9a8560 RCX: ffff8881026f9e80
[ 58.754994][ T404] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 58.762953][ T404] RBP: ffffc90000c87e40 R08: ffffffff81aefc67 R09: fffff52000190fb2
[ 58.771027][ T404] R10: fffff52000190fb2 R11: 1ffff92000190fb1 R12: dffffc0000000000
[ 58.779529][ T404] R13: ffff88810f9a8480 R14: 00000000ffffffff R15: 0000000000000000
[ 58.787681][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 58.797276][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.805102][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506a0
[ 58.813438][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 58.821519][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 58.832686][ T404] Call Trace:
[ 58.837447][ T404] path_umount+0x1ad/0xed0
[ 58.842799][ T404] __x64_sys_umount+0xe8/0x110
[ 58.849935][ T404] do_syscall_64+0x34/0x70
[ 58.855171][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 58.862546][ T404] RIP: 0033:0x7fecf899f557
[ 58.868615][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 58.889317][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 58.897827][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 58.906513][ T404] RDX: 00007ffe21dd8659 RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 58.914676][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 58.922633][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 58.930873][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 58.939027][ T404] ---[ end trace b9d4a1c636ee1462 ]---
[ 58.949524][ T104] !!! css_put is zero set CSS_NO_REF
[ 58.955038][ T104] !!! css_put is zero set CSS_NO_REF
[ 58.963291][ T572] FAULT_INJECTION: forcing a failure.
[ 58.963291][ T572] name failslab, interval 1, probability 0, space 0, times 0
[ 58.977920][ T572] CPU: 0 PID: 572 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 58.990247][ T572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 59.000560][ T572] Call Trace:
[ 59.004113][ T572] dump_stack+0x19c/0x1e2
[ 59.008439][ T572] should_fail+0x3f7/0x5b0
[ 59.013044][ T572] __should_failslab+0xd2/0x130
[ 59.017977][ T572] should_failslab+0x9/0x20
[ 59.022810][ T572] slab_pre_alloc_hook+0x25/0xe0
[ 59.028261][ T572] ? __kernfs_new_node+0x4c/0x6d0
[ 59.033528][ T572] __kmalloc_track_caller+0x70/0x300
[ 59.038974][ T572] ? __kernfs_new_node+0x4c/0x6d0
[ 59.044429][ T572] kstrdup_const+0x55/0x90
[ 59.049545][ T572] __kernfs_new_node+0x4c/0x6d0
[ 59.054663][ T572] ? string+0x29f/0x2b0
[ 59.058800][ T572] ? vsnprintf+0x1a6c/0x1b30
[ 59.063368][ T572] kernfs_new_node+0x97/0x170
[ 59.068021][ T572] __kernfs_create_file+0x4a/0x270
[ 59.073820][ T572] cgroup_addrm_files+0x99e/0xeb0
[ 59.079884][ T572] ? delete_node+0x747/0x7a0
[ 59.085634][ T572] css_populate_dir+0x137/0x370
[ 59.090575][ T572] cgroup_apply_control_enable+0x5cd/0xf70
[ 59.096364][ T572] cgroup_apply_control+0x36/0x710
[ 59.101724][ T572] ? init_wait_entry+0xe0/0xe0
[ 59.107215][ T572] ? cgroup_kn_lock_live+0x1af/0x370
[ 59.113940][ T572] cgroup_subtree_control_write+0xd05/0x12d0
[ 59.120192][ T572] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 59.126485][ T572] cgroup_file_write+0x22f/0x4f0
[ 59.131415][ T572] kernfs_fop_write_iter+0x2cd/0x410
[ 59.136696][ T572] ? cgroup_seqfile_stop+0xc0/0xc0
[ 59.141788][ T572] vfs_write+0xb57/0xe50
[ 59.146008][ T572] ksys_write+0x157/0x260
[ 59.150503][ T572] __x64_sys_write+0x7b/0x90
[ 59.155077][ T572] do_syscall_64+0x34/0x70
[ 59.160208][ T572] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 59.166642][ T572] RIP: 0033:0x7f8c017690e9
[ 59.171749][ T572] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 59.192356][ T572] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 59.202780][ T572] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 59.211555][ T572] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 59.220210][ T572] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 59.228238][ T572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 59.236468][ T572] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 59.244990][ T572] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 59.254041][ T412] ------------[ cut here ]------------
[ 59.259649][ T412] WARNING: CPU: 0 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 59.268891][ T412] Modules linked in:
[ 59.272882][ T412] CPU: 0 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 59.285351][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 59.295791][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 59.301580][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 59.322074][ T412] RSP: 0018:ffffc90000f07d58 EFLAGS: 00010293
[ 59.328184][ T412] RAX: ffffffff81aeff3c RBX: ffff88810f9a9a60 RCX: ffff888107a75b80
[ 59.336177][ T412] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 59.344743][ T412] RBP: ffffc90000f07dc8 R08: ffffffff81aefc67 R09: fffff520001e0fa3
[ 59.352701][ T412] R10: fffff520001e0fa3 R11: 1ffff920001e0fa2 R12: dffffc0000000000
[ 59.361294][ T412] R13: ffff88810f9a9980 R14: 00000000fffffffe R15: 0000000000000000
[ 59.370280][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 59.379733][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.386914][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506b0
[ 59.395073][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 59.403220][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 59.411415][ T412] Call Trace:
[ 59.415080][ T412] ? init_wait_entry+0xe0/0xe0
[ 59.420034][ T412] ? up_write+0x68/0x140
[ 59.424401][ T412] namespace_unlock+0x377/0x420
[ 59.429407][ T412] path_umount+0xe23/0xed0
[ 59.433829][ T412] __x64_sys_umount+0xe8/0x110
[ 59.438959][ T412] do_syscall_64+0x34/0x70
[ 59.443565][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 59.449748][ T412] RIP: 0033:0x7f8c0176a557
[ 59.454182][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 59.474635][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 59.483136][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 59.491136][ T412] RDX: 00007ffc6cf4e2d9 RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 59.499191][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 59.507168][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 59.515514][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 59.523750][ T412] ---[ end trace b9d4a1c636ee1463 ]---
[ 59.529354][ T412] ------------[ cut here ]------------
[ 59.536728][ T412] WARNING: CPU: 0 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 59.544330][ T377] !!! css_put is zero set CSS_NO_REF
[ 59.545660][ T412] Modules linked in:
[ 59.550932][ T377] !!! css_put is zero set CSS_NO_REF
[ 59.554818][ T412] CPU: 0 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 59.570861][ T377] !!! css_put is zero set CSS_NO_REF
[ 59.571675][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 59.583917][ T578] FAULT_INJECTION: forcing a failure.
[ 59.583917][ T578] name failslab, interval 1, probability 0, space 0, times 0
[ 59.587430][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 59.587447][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 59.627124][ T412] RSP: 0018:ffffc90000f07dd0 EFLAGS: 00010293
[ 59.633465][ T412] RAX: ffffffff81aeff3c RBX: ffff88810f9a9a60 RCX: ffff888107a75b80
[ 59.641997][ T412] RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 0000000000000000
[ 59.650079][ T412] RBP: ffffc90000f07e40 R08: ffffffff81aefc67 R09: fffff520001e0fb2
[ 59.658360][ T412] R10: fffff520001e0fb2 R11: 1ffff920001e0fb1 R12: dffffc0000000000
[ 59.666337][ T412] R13: ffff88810f9a9980 R14: 00000000fffffffd R15: 0000000000000000
[ 59.674993][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 59.684285][ T578] CPU: 1 PID: 578 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 59.684363][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.695944][ T578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 59.695948][ T578] Call Trace:
[ 59.695966][ T578] dump_stack+0x19c/0x1e2
[ 59.695986][ T578] should_fail+0x3f7/0x5b0
[ 59.702639][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506b0
[ 59.712667][ T578] __should_failslab+0xd2/0x130
[ 59.712674][ T578] should_failslab+0x9/0x20
[ 59.712687][ T578] slab_pre_alloc_hook+0x25/0xe0
[ 59.715950][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 59.720243][ T578] ? __kernfs_new_node+0x4c/0x6d0
[ 59.724803][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 59.732747][ T578] __kmalloc_track_caller+0x70/0x300
[ 59.737565][ T412] Call Trace:
[ 59.742063][ T578] ? __kernfs_new_node+0x4c/0x6d0
[ 59.747018][ T412] path_umount+0x1ad/0xed0
[ 59.755431][ T578] kstrdup_const+0x55/0x90
[ 59.755439][ T578] __kernfs_new_node+0x4c/0x6d0
[ 59.755452][ T578] ? string+0x29f/0x2b0
[ 59.760458][ T412] __x64_sys_umount+0xe8/0x110
[ 59.768595][ T578] ? vsnprintf+0x1a6c/0x1b30
[ 59.768608][ T578] kernfs_new_node+0x97/0x170
[ 59.768625][ T578] __kernfs_create_file+0x4a/0x270
[ 59.774003][ T412] do_syscall_64+0x34/0x70
[ 59.777262][ T578] cgroup_addrm_files+0x99e/0xeb0
[ 59.777278][ T578] ? delete_node+0x747/0x7a0
[ 59.782477][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 59.786860][ T578] css_populate_dir+0x137/0x370
[ 59.786879][ T578] cgroup_apply_control_enable+0x5cd/0xf70
[ 59.791262][ T412] RIP: 0033:0x7f8c0176a557
[ 59.796317][ T578] cgroup_apply_control+0x36/0x710
[ 59.796330][ T578] ? init_wait_entry+0xe0/0xe0
[ 59.800749][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 59.805505][ T578] ? cgroup_kn_lock_live+0x1af/0x370
[ 59.805517][ T578] cgroup_subtree_control_write+0xd05/0x12d0
[ 59.805535][ T578] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 59.810120][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 59.815075][ T578] cgroup_file_write+0x22f/0x4f0
[ 59.815086][ T578] kernfs_fop_write_iter+0x2cd/0x410
[ 59.815096][ T578] ? cgroup_seqfile_stop+0xc0/0xc0
[ 59.815110][ T578] vfs_write+0xb57/0xe50
[ 59.820368][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 59.824851][ T578] ksys_write+0x157/0x260
[ 59.824865][ T578] __x64_sys_write+0x7b/0x90
[ 59.829960][ T412] RDX: 00007ffc6cf4e2d9 RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 59.834774][ T578] do_syscall_64+0x34/0x70
[ 59.834787][ T578] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 59.834805][ T578] RIP: 0033:0x7f075aca70e9
[ 59.840758][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 59.840770][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 59.845951][ T578] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 59.845957][ T578] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 59.851742][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 59.856136][ T578] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 59.856142][ T578] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 59.856153][ T578] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 59.861331][ T412] ---[ end trace b9d4a1c636ee1464 ]---
[ 60.060370][ T578] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 60.068498][ T578] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 60.076836][ T578] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 60.086498][ T408] ------------[ cut here ]------------
[ 60.092003][ T408] WARNING: CPU: 1 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 60.101042][ T408] Modules linked in:
[ 60.104958][ T408] CPU: 1 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 60.116511][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 60.126875][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 60.132802][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 60.152562][ T408] RSP: 0018:ffffc90000ec7dd0 EFLAGS: 00010293
[ 60.159008][ T408] RAX: ffffffff81aeff3c RBX: ffff8881101c9160 RCX: ffff888109123d00
[ 60.166986][ T408] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 60.174994][ T408] RBP: ffffc90000ec7e40 R08: ffffffff81aefc67 R09: fffff520001d8fb2
[ 60.183046][ T408] R10: fffff520001d8fb2 R11: 1ffff920001d8fb1 R12: dffffc0000000000
[ 60.191408][ T408] R13: ffff8881101c9080 R14: 00000000ffffffff R15: 0000000000000000
[ 60.201379][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 60.210951][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.217631][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506a0
[ 60.225716][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 60.233677][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 60.241974][ T408] Call Trace:
[ 60.245319][ T408] path_umount+0x1ad/0xed0
[ 60.249812][ T408] __x64_sys_umount+0xe8/0x110
[ 60.255363][ T408] do_syscall_64+0x34/0x70
[ 60.259907][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 60.266125][ T408] RIP: 0033:0x7f075aca8557
[ 60.270631][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 60.290697][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 60.299831][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 60.308903][ T408] RDX: 00007ffcf5f35d59 RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 60.316911][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 60.324923][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 60.332904][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 60.340995][ T408] ---[ end trace b9d4a1c636ee1465 ]---
[ 60.346763][ T408] ------------[ cut here ]------------
[ 60.352295][ T408] WARNING: CPU: 0 PID: 408 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 60.361386][ T408] Modules linked in:
[ 60.361406][ T67] !!! css_put is zero set CSS_NO_REF
[ 60.365766][ T67] !!! css_put is zero set CSS_NO_REF
[ 60.366282][ T584] FAULT_INJECTION: forcing a failure.
[ 60.366282][ T584] name failslab, interval 1, probability 0, space 0, times 0
[ 60.371560][ T408]
[ 60.376930][ T584] CPU: 0 PID: 584 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 60.392123][ T408] CPU: 1 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 60.394259][ T584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 60.394263][ T584] Call Trace:
[ 60.394278][ T584] dump_stack+0x19c/0x1e2
[ 60.394289][ T584] should_fail+0x3f7/0x5b0
[ 60.394297][ T584] __should_failslab+0xd2/0x130
[ 60.394313][ T584] should_failslab+0x9/0x20
[ 60.405961][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 60.417964][ T584] slab_pre_alloc_hook+0x25/0xe0
[ 60.417972][ T584] kmem_cache_alloc_trace+0x47/0x2b0
[ 60.417990][ T584] ? percpu_ref_init+0xd0/0x330
[ 60.428051][ T408] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 60.431388][ T584] percpu_ref_init+0xd0/0x330
[ 60.436057][ T408] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 60.440460][ T584] ? cgroup_setup_root+0x8a0/0x8a0
[ 60.445399][ T408] RSP: 0018:ffffc90000ec7e30 EFLAGS: 00010293
[ 60.450309][ T584] cgroup_apply_control_enable+0x3d2/0xf70
[ 60.461141][ T408]
[ 60.466587][ T584] cgroup_apply_control+0x36/0x710
[ 60.466597][ T584] ? init_wait_entry+0xe0/0xe0
[ 60.466605][ T584] ? cgroup_kn_lock_live+0x1af/0x370
[ 60.466625][ T584] cgroup_subtree_control_write+0xd05/0x12d0
[ 60.472765][ T408] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888109123d00
[ 60.477669][ T584] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 60.477677][ T584] cgroup_file_write+0x22f/0x4f0
[ 60.477691][ T584] kernfs_fop_write_iter+0x2cd/0x410
[ 60.482856][ T408] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 60.487891][ T584] ? cgroup_seqfile_stop+0xc0/0xc0
[ 60.487904][ T584] vfs_write+0xb57/0xe50
[ 60.487925][ T584] ksys_write+0x157/0x260
[ 60.507714][ T408] RBP: ffffc90000ec7e80 R08: ffffffff81b006e3 R09: fffff520001d8fcd
[ 60.512774][ T584] __x64_sys_write+0x7b/0x90
[ 60.518824][ T408] R10: fffff520001d8fcd R11: 1ffff920001d8fcc R12: ffff8881101c90c8
[ 60.524772][ T584] do_syscall_64+0x34/0x70
[ 60.524788][ T584] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 60.527540][ T408] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 60.532975][ T584] RIP: 0033:0x7fecf899e0e9
[ 60.538332][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 60.543663][ T584] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 60.549702][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.557895][ T584] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 60.557913][ T584] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 60.563947][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506a0
[ 60.568866][ T584] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 60.568872][ T584] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 60.568876][ T584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 60.568882][ T584] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 60.734358][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 60.742909][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 60.751781][ T408] Call Trace:
[ 60.755127][ T408] __cleanup_mnt+0x19/0x20
[ 60.759535][ T408] task_work_run+0x147/0x1b0
[ 60.764321][ T408] exit_to_user_mode_loop+0xc8/0xe0
[ 60.769796][ T408] syscall_exit_to_user_mode+0x77/0xa0
[ 60.775274][ T408] do_syscall_64+0x40/0x70
[ 60.779684][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 60.785614][ T408] RIP: 0033:0x7f075aca8557
[ 60.790127][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 60.810146][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 60.818939][ T408] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f075aca8557
[ 60.827387][ T408] RDX: 00007ffcf5f35d59 RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 60.835494][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 60.846859][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 60.857180][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 60.866015][ T408] ---[ end trace b9d4a1c636ee1466 ]---
[ 60.874792][ T104] !!! css_put is zero set CSS_NO_REF
[ 60.880099][ T104] !!! css_put is zero set CSS_NO_REF
[ 60.885720][ T553] FAULT_INJECTION: forcing a failure.
[ 60.885720][ T553] name failslab, interval 1, probability 0, space 0, times 0
[ 60.900114][ T553] CPU: 0 PID: 553 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 60.912034][ T553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 60.922353][ T553] Call Trace:
[ 60.925641][ T553] dump_stack+0x19c/0x1e2
[ 60.930031][ T553] should_fail+0x3f7/0x5b0
[ 60.934420][ T553] __should_failslab+0xd2/0x130
[ 60.939262][ T553] should_failslab+0x9/0x20
[ 60.943766][ T553] slab_pre_alloc_hook+0x25/0xe0
[ 60.948703][ T553] kmem_cache_alloc_trace+0x47/0x2b0
[ 60.954187][ T553] ? percpu_ref_init+0xd0/0x330
[ 60.959043][ T553] percpu_ref_init+0xd0/0x330
[ 60.963705][ T553] ? cgroup_setup_root+0x8a0/0x8a0
[ 60.969062][ T553] cgroup_apply_control_enable+0x3d2/0xf70
[ 60.975289][ T553] cgroup_apply_control+0x36/0x710
[ 60.980382][ T553] ? init_wait_entry+0xe0/0xe0
[ 60.985121][ T553] ? cgroup_kn_lock_live+0x1af/0x370
[ 60.990384][ T553] cgroup_subtree_control_write+0xd05/0x12d0
[ 60.996336][ T553] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 61.002313][ T553] cgroup_file_write+0x22f/0x4f0
[ 61.007233][ T553] kernfs_fop_write_iter+0x2cd/0x410
[ 61.012495][ T553] ? cgroup_seqfile_stop+0xc0/0xc0
[ 61.017582][ T553] vfs_write+0xb57/0xe50
[ 61.022113][ T553] ksys_write+0x157/0x260
[ 61.026598][ T553] __x64_sys_write+0x7b/0x90
[ 61.031182][ T553] do_syscall_64+0x34/0x70
[ 61.035921][ T553] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 61.041801][ T553] RIP: 0033:0x7fa66af510e9
[ 61.046410][ T553] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 61.066171][ T553] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 61.074572][ T553] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 61.083056][ T553] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 61.091206][ T553] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 61.099339][ T553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 61.107389][ T553] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 61.154385][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.160024][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.165672][ T562] FAULT_INJECTION: forcing a failure.
[ 61.165672][ T562] name failslab, interval 1, probability 0, space 0, times 0
[ 61.179369][ T562] CPU: 1 PID: 562 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 61.191773][ T562] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 61.202097][ T562] Call Trace:
[ 61.205508][ T562] dump_stack+0x19c/0x1e2
[ 61.210132][ T562] should_fail+0x3f7/0x5b0
[ 61.215281][ T562] __should_failslab+0xd2/0x130
[ 61.220330][ T562] should_failslab+0x9/0x20
[ 61.224967][ T562] slab_pre_alloc_hook+0x25/0xe0
[ 61.230577][ T562] ? __kernfs_new_node+0x4c/0x6d0
[ 61.235709][ T562] __kmalloc_track_caller+0x70/0x300
[ 61.241338][ T562] ? __kernfs_new_node+0x4c/0x6d0
[ 61.247176][ T562] kstrdup_const+0x55/0x90
[ 61.252234][ T562] __kernfs_new_node+0x4c/0x6d0
[ 61.257149][ T562] ? string+0x29f/0x2b0
[ 61.261398][ T562] ? vsnprintf+0x1a6c/0x1b30
[ 61.266122][ T562] kernfs_new_node+0x97/0x170
[ 61.271017][ T562] __kernfs_create_file+0x4a/0x270
[ 61.276571][ T562] cgroup_addrm_files+0x99e/0xeb0
[ 61.281674][ T562] ? delete_node+0x747/0x7a0
[ 61.286505][ T562] css_populate_dir+0x137/0x370
[ 61.291529][ T562] cgroup_apply_control_enable+0x5cd/0xf70
[ 61.297430][ T562] cgroup_apply_control+0x36/0x710
[ 61.302997][ T562] ? init_wait_entry+0xe0/0xe0
[ 61.307933][ T562] ? cgroup_kn_lock_live+0x1af/0x370
[ 61.313304][ T562] cgroup_subtree_control_write+0xd05/0x12d0
[ 61.319478][ T562] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 61.325921][ T562] cgroup_file_write+0x22f/0x4f0
[ 61.331147][ T562] kernfs_fop_write_iter+0x2cd/0x410
[ 61.336885][ T562] ? cgroup_seqfile_stop+0xc0/0xc0
[ 61.342069][ T562] vfs_write+0xb57/0xe50
[ 61.346462][ T562] ksys_write+0x157/0x260
[ 61.352982][ T562] __x64_sys_write+0x7b/0x90
[ 61.357590][ T562] do_syscall_64+0x34/0x70
[ 61.362221][ T562] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 61.368346][ T562] RIP: 0033:0x7f9e961620e9
[ 61.373031][ T562] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 61.392900][ T562] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 61.403050][ T562] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 61.411407][ T562] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 61.420054][ T562] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 61.428320][ T562] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 61.436849][ T562] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 61.445129][ T562] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 61.494337][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.500080][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.506024][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.512045][ T593] FAULT_INJECTION: forcing a failure.
[ 61.512045][ T593] name failslab, interval 1, probability 0, space 0, times 0
[ 61.525039][ T593] CPU: 0 PID: 593 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 61.537656][ T593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 61.548208][ T593] Call Trace:
[ 61.551499][ T593] dump_stack+0x19c/0x1e2
[ 61.556454][ T593] should_fail+0x3f7/0x5b0
[ 61.560962][ T593] __should_failslab+0xd2/0x130
[ 61.565823][ T593] should_failslab+0x9/0x20
[ 61.570363][ T593] slab_pre_alloc_hook+0x25/0xe0
[ 61.575496][ T593] ? __kernfs_new_node+0x4c/0x6d0
[ 61.580673][ T593] __kmalloc_track_caller+0x70/0x300
[ 61.586758][ T593] ? __kernfs_new_node+0x4c/0x6d0
[ 61.591759][ T593] kstrdup_const+0x55/0x90
[ 61.596246][ T593] __kernfs_new_node+0x4c/0x6d0
[ 61.601069][ T593] ? string+0x29f/0x2b0
[ 61.605323][ T593] ? vsnprintf+0x1a6c/0x1b30
[ 61.610047][ T593] kernfs_new_node+0x97/0x170
[ 61.614785][ T593] __kernfs_create_file+0x4a/0x270
[ 61.619869][ T593] cgroup_addrm_files+0x99e/0xeb0
[ 61.624866][ T593] ? delete_node+0x747/0x7a0
[ 61.629439][ T593] css_populate_dir+0x137/0x370
[ 61.634271][ T593] cgroup_apply_control_enable+0x5cd/0xf70
[ 61.640136][ T593] cgroup_apply_control+0x36/0x710
[ 61.645220][ T593] ? init_wait_entry+0xe0/0xe0
[ 61.649956][ T593] ? cgroup_kn_lock_live+0x1af/0x370
[ 61.655225][ T593] cgroup_subtree_control_write+0xd05/0x12d0
[ 61.661393][ T593] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 61.668191][ T593] cgroup_file_write+0x22f/0x4f0
[ 61.673182][ T593] kernfs_fop_write_iter+0x2cd/0x410
[ 61.678630][ T593] ? cgroup_seqfile_stop+0xc0/0xc0
[ 61.683809][ T593] vfs_write+0xb57/0xe50
[ 61.688060][ T593] ksys_write+0x157/0x260
[ 61.692992][ T593] __x64_sys_write+0x7b/0x90
[ 61.697575][ T593] do_syscall_64+0x34/0x70
[ 61.702014][ T593] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 61.707902][ T593] RIP: 0033:0x7fa66af510e9
[ 61.712582][ T593] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 61.733823][ T593] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 61.742388][ T593] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 61.750423][ T593] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 61.758547][ T593] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 61.766493][ T593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 61.774441][ T593] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 61.783163][ T593] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 61.824573][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.830330][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.836158][ T104] !!! css_put is zero set CSS_NO_REF
[ 61.841670][ T591] FAULT_INJECTION: forcing a failure.
[ 61.841670][ T591] name failslab, interval 1, probability 0, space 0, times 0
[ 61.854342][ T591] CPU: 1 PID: 591 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 61.865947][ T591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 61.876943][ T591] Call Trace:
[ 61.880234][ T591] dump_stack+0x19c/0x1e2
[ 61.884551][ T591] should_fail+0x3f7/0x5b0
[ 61.888964][ T591] __should_failslab+0xd2/0x130
[ 61.893875][ T591] should_failslab+0x9/0x20
[ 61.898623][ T591] slab_pre_alloc_hook+0x25/0xe0
[ 61.903776][ T591] kmem_cache_alloc_trace+0x47/0x2b0
[ 61.909157][ T591] ? percpu_ref_init+0xd0/0x330
[ 61.914083][ T591] percpu_ref_init+0xd0/0x330
[ 61.918786][ T591] ? cgroup_setup_root+0x8a0/0x8a0
[ 61.923873][ T591] cgroup_apply_control_enable+0x3d2/0xf70
[ 61.929668][ T591] cgroup_apply_control+0x36/0x710
[ 61.935302][ T591] ? init_wait_entry+0xe0/0xe0
[ 61.940407][ T591] ? cgroup_kn_lock_live+0x1af/0x370
[ 61.946066][ T591] cgroup_subtree_control_write+0xd05/0x12d0
[ 61.953277][ T591] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 61.959623][ T591] cgroup_file_write+0x22f/0x4f0
[ 61.964551][ T591] kernfs_fop_write_iter+0x2cd/0x410
[ 61.969830][ T591] ? cgroup_seqfile_stop+0xc0/0xc0
[ 61.975123][ T591] vfs_write+0xb57/0xe50
[ 61.979442][ T591] ksys_write+0x157/0x260
[ 61.983745][ T591] __x64_sys_write+0x7b/0x90
[ 61.988334][ T591] do_syscall_64+0x34/0x70
[ 61.992848][ T591] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 61.998898][ T591] RIP: 0033:0x7f075aca70e9
[ 62.003300][ T591] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 62.023671][ T591] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 62.032068][ T591] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 62.040571][ T591] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 62.048628][ T591] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 62.056587][ T591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 62.064587][ T591] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 62.074491][ T408] ------------[ cut here ]------------
[ 62.079970][ T408] WARNING: CPU: 1 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 62.088902][ T408] Modules linked in:
[ 62.092922][ T408] CPU: 1 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 62.105610][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 62.115699][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 62.121923][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 62.142124][ T408] RSP: 0018:ffffc90000ec7d58 EFLAGS: 00010293
[ 62.148346][ T408] RAX: ffffffff81aeff3c RBX: ffff8881101c98e0 RCX: ffff888109123d00
[ 62.157587][ T408] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 62.166335][ T408] RBP: ffffc90000ec7dc8 R08: ffffffff81aefc67 R09: fffff520001d8fa3
[ 62.175423][ T408] R10: fffff520001d8fa3 R11: 1ffff920001d8fa2 R12: dffffc0000000000
[ 62.183624][ T408] R13: ffff8881101c9800 R14: 00000000ffffffff R15: 0000000000000000
[ 62.192006][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 62.201283][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 62.208244][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506a0
[ 62.216795][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 62.226222][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 62.235699][ T408] Call Trace:
[ 62.239849][ T408] ? init_wait_entry+0xe0/0xe0
[ 62.244947][ T408] ? up_write+0x68/0x140
[ 62.249659][ T408] namespace_unlock+0x377/0x420
[ 62.254547][ T408] path_umount+0xe23/0xed0
[ 62.259275][ T408] __x64_sys_umount+0xe8/0x110
[ 62.264525][ T408] do_syscall_64+0x34/0x70
[ 62.269259][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 62.275394][ T408] RIP: 0033:0x7f075aca8557
[ 62.280288][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 62.302004][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 62.311046][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 62.319552][ T408] RDX: 00007ffcf5f35d59 RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 62.329043][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 62.338088][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 62.346668][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 62.356386][ T408] ---[ end trace b9d4a1c636ee1467 ]---
[ 62.363193][ T408] ------------[ cut here ]------------
[ 62.369687][ T408] WARNING: CPU: 0 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 62.374471][ T377] !!! css_put is zero set CSS_NO_REF
[ 62.380676][ T408] Modules linked in:
[ 62.387337][ T377] !!! css_put is zero set CSS_NO_REF
[ 62.391846][ T408] CPU: 0 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 62.391852][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 62.391873][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 62.399385][ T598] FAULT_INJECTION: forcing a failure.
[ 62.399385][ T598] name failslab, interval 1, probability 0, space 0, times 0
[ 62.412619][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 62.412637][ T408] RSP: 0018:ffffc90000ec7dd0 EFLAGS: 00010293
[ 62.424944][ T598] CPU: 1 PID: 598 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 62.430528][ T408]
[ 62.443812][ T598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 62.443816][ T598] Call Trace:
[ 62.443832][ T598] dump_stack+0x19c/0x1e2
[ 62.443843][ T598] should_fail+0x3f7/0x5b0
[ 62.443852][ T598] __should_failslab+0xd2/0x130
[ 62.443860][ T598] should_failslab+0x9/0x20
[ 62.443867][ T598] slab_pre_alloc_hook+0x25/0xe0
[ 62.443876][ T598] ? __kernfs_new_node+0x4c/0x6d0
[ 62.443890][ T598] __kmalloc_track_caller+0x70/0x300
[ 62.463920][ T408] RAX: ffffffff81aeff3c RBX: ffff8881101c98e0 RCX: ffff888109123d00
[ 62.470129][ T598] ? __kernfs_new_node+0x4c/0x6d0
[ 62.470136][ T598] kstrdup_const+0x55/0x90
[ 62.470143][ T598] __kernfs_new_node+0x4c/0x6d0
[ 62.470155][ T598] ? string+0x29f/0x2b0
[ 62.481771][ T408] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 62.484076][ T598] ? vsnprintf+0x1a6c/0x1b30
[ 62.496036][ T408] RBP: ffffc90000ec7e40 R08: ffffffff81aefc67 R09: fffff520001d8fb2
[ 62.500156][ T598] kernfs_new_node+0x97/0x170
[ 62.504734][ T408] R10: fffff520001d8fb2 R11: 1ffff920001d8fb1 R12: dffffc0000000000
[ 62.509465][ T598] __kernfs_create_file+0x4a/0x270
[ 62.514400][ T408] R13: ffff8881101c9800 R14: 00000000fffffffe R15: 0000000000000000
[ 62.518972][ T598] cgroup_addrm_files+0x99e/0xeb0
[ 62.523877][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 62.529406][ T598] ? delete_node+0x747/0x7a0
[ 62.529416][ T598] css_populate_dir+0x137/0x370
[ 62.529424][ T598] cgroup_apply_control_enable+0x5cd/0xf70
[ 62.529437][ T598] cgroup_apply_control+0x36/0x710
[ 62.540843][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 62.549392][ T598] ? init_wait_entry+0xe0/0xe0
[ 62.549409][ T598] ? cgroup_kn_lock_live+0x1af/0x370
[ 62.556052][ T408] CR2: 0000555556b4a3b8 CR3: 00000001092c5000 CR4: 00000000003506b0
[ 62.561072][ T598] cgroup_subtree_control_write+0xd05/0x12d0
[ 62.566844][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 62.571821][ T598] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 62.579886][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 62.584510][ T598] cgroup_file_write+0x22f/0x4f0
[ 62.584520][ T598] kernfs_fop_write_iter+0x2cd/0x410
[ 62.584528][ T598] ? cgroup_seqfile_stop+0xc0/0xc0
[ 62.584536][ T598] vfs_write+0xb57/0xe50
[ 62.584548][ T598] ksys_write+0x157/0x260
[ 62.592589][ T408] Call Trace:
[ 62.597243][ T598] __x64_sys_write+0x7b/0x90
[ 62.597252][ T598] do_syscall_64+0x34/0x70
[ 62.597266][ T598] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 62.605820][ T408] path_umount+0x1ad/0xed0
[ 62.611252][ T598] RIP: 0033:0x7f9e961620e9
[ 62.611264][ T598] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 62.611279][ T598] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246
[ 62.619300][ T408] __x64_sys_umount+0xe8/0x110
[ 62.624274][ T598] ORIG_RAX: 0000000000000001
[ 62.624283][ T598] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 62.624290][ T598] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 62.624295][ T598] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 62.624300][ T598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 62.624305][ T598] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 62.839912][ T408] do_syscall_64+0x34/0x70
[ 62.844436][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 62.850681][ T408] RIP: 0033:0x7f075aca8557
[ 62.854787][ T598] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 62.855202][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 62.881992][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 62.890683][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 62.899752][ T408] RDX: 00007ffcf5f35d59 RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 62.907819][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 62.916014][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 62.923978][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 62.932243][ T408] ---[ end trace b9d4a1c636ee1468 ]---
[ 62.954412][ T371] !!! css_put is zero set CSS_NO_REF
[ 62.959735][ T371] !!! css_put is zero set CSS_NO_REF
[ 62.965429][ T371] !!! css_put is zero set CSS_NO_REF
[ 62.971083][ T592] FAULT_INJECTION: forcing a failure.
[ 62.971083][ T592] name failslab, interval 1, probability 0, space 0, times 0
[ 62.984335][ T592] CPU: 1 PID: 592 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 62.996263][ T592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 63.007182][ T592] Call Trace:
[ 63.010646][ T592] dump_stack+0x19c/0x1e2
[ 63.014954][ T592] should_fail+0x3f7/0x5b0
[ 63.019534][ T592] __should_failslab+0xd2/0x130
[ 63.024588][ T592] should_failslab+0x9/0x20
[ 63.029413][ T592] slab_pre_alloc_hook+0x25/0xe0
[ 63.034531][ T592] kmem_cache_alloc_trace+0x47/0x2b0
[ 63.039817][ T592] ? percpu_ref_init+0xd0/0x330
[ 63.044806][ T592] percpu_ref_init+0xd0/0x330
[ 63.049571][ T592] ? cgroup_setup_root+0x8a0/0x8a0
[ 63.054855][ T592] cgroup_apply_control_enable+0x3d2/0xf70
[ 63.060654][ T592] cgroup_apply_control+0x36/0x710
[ 63.065767][ T592] ? init_wait_entry+0xe0/0xe0
[ 63.070603][ T592] ? cgroup_kn_lock_live+0x1af/0x370
[ 63.076033][ T592] cgroup_subtree_control_write+0xd05/0x12d0
[ 63.082187][ T592] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 63.088610][ T592] cgroup_file_write+0x22f/0x4f0
[ 63.094846][ T592] kernfs_fop_write_iter+0x2cd/0x410
[ 63.100440][ T592] ? cgroup_seqfile_stop+0xc0/0xc0
[ 63.105856][ T592] vfs_write+0xb57/0xe50
[ 63.110393][ T592] ksys_write+0x157/0x260
[ 63.114869][ T592] __x64_sys_write+0x7b/0x90
[ 63.122547][ T592] do_syscall_64+0x34/0x70
[ 63.127045][ T592] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 63.133410][ T592] RIP: 0033:0x7f8c017690e9
[ 63.137935][ T592] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 63.158158][ T592] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 63.166684][ T592] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 63.174847][ T592] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 63.182993][ T592] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 63.191602][ T592] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 63.200864][ T592] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 63.212544][ T412] ------------[ cut here ]------------
[ 63.218197][ T412] WARNING: CPU: 0 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 63.227666][ T412] Modules linked in:
[ 63.231577][ T412] CPU: 0 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 63.243268][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 63.253592][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 63.259288][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 63.281541][ T412] RSP: 0018:ffffc90000f07d58 EFLAGS: 00010293
[ 63.288051][ T412] RAX: ffffffff81aeff3c RBX: ffff88810f9a8260 RCX: ffff888107a75b80
[ 63.296222][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 63.304379][ T412] RBP: ffffc90000f07dc8 R08: ffffffff81aefc67 R09: fffff520001e0fa3
[ 63.313003][ T412] R10: fffff520001e0fa3 R11: 1ffff920001e0fa2 R12: dffffc0000000000
[ 63.321359][ T412] R13: ffff88810f9a8180 R14: 00000000ffffffff R15: 0000000000000000
[ 63.329852][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 63.338969][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 63.345559][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506b0
[ 63.353596][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 63.361773][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 63.369913][ T412] Call Trace:
[ 63.373196][ T412] ? init_wait_entry+0xe0/0xe0
[ 63.378346][ T412] ? up_write+0x68/0x140
[ 63.382642][ T412] namespace_unlock+0x377/0x420
[ 63.387630][ T412] path_umount+0xe23/0xed0
[ 63.392264][ T412] __x64_sys_umount+0xe8/0x110
[ 63.397349][ T412] do_syscall_64+0x34/0x70
[ 63.401765][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 63.407695][ T412] RIP: 0033:0x7f8c0176a557
[ 63.412103][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 63.431917][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 63.440548][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 63.449469][ T412] RDX: 00007ffc6cf4e2d9 RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 63.457614][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 63.465663][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 63.473990][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 63.482415][ T412] ---[ end trace b9d4a1c636ee1469 ]---
[ 63.488433][ T412] ------------[ cut here ]------------
[ 63.493938][ T412] WARNING: CPU: 0 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 63.503098][ T412] Modules linked in:
[ 63.504334][ T377] !!! css_put is zero set CSS_NO_REF
[ 63.507034][ T412] CPU: 0 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 63.512451][ T377] !!! css_put is zero set CSS_NO_REF
[ 63.524781][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 63.530603][ T607] FAULT_INJECTION: forcing a failure.
[ 63.530603][ T607] name failslab, interval 1, probability 0, space 0, times 0
[ 63.541151][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 63.541169][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 63.555476][ T607] CPU: 1 PID: 607 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 63.560595][ T412] RSP: 0018:ffffc90000f07dd0 EFLAGS: 00010293
[ 63.581417][ T607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 63.581422][ T607] Call Trace:
[ 63.581440][ T607] dump_stack+0x19c/0x1e2
[ 63.581451][ T607] should_fail+0x3f7/0x5b0
[ 63.581460][ T607] __should_failslab+0xd2/0x130
[ 63.581468][ T607] should_failslab+0x9/0x20
[ 63.581487][ T607] slab_pre_alloc_hook+0x25/0xe0
[ 63.593478][ T412]
[ 63.600384][ T607] kmem_cache_alloc_trace+0x47/0x2b0
[ 63.600399][ T607] ? percpu_ref_init+0xd0/0x330
[ 63.610590][ T412] RAX: ffffffff81aeff3c RBX: ffff88810f9a8260 RCX: ffff888107a75b80
[ 63.614120][ T607] percpu_ref_init+0xd0/0x330
[ 63.619099][ T412] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 63.623456][ T607] ? cgroup_setup_root+0x8a0/0x8a0
[ 63.628670][ T412] RBP: ffffc90000f07e40 R08: ffffffff81aefc67 R09: fffff520001e0fb2
[ 63.633352][ T607] cgroup_apply_control_enable+0x3d2/0xf70
[ 63.640047][ T412] R10: fffff520001e0fb2 R11: 1ffff920001e0fb1 R12: dffffc0000000000
[ 63.642403][ T607] cgroup_apply_control+0x36/0x710
[ 63.647791][ T412] R13: ffff88810f9a8180 R14: 00000000fffffffe R15: 0000000000000000
[ 63.652729][ T607] ? init_wait_entry+0xe0/0xe0
[ 63.652742][ T607] ? cgroup_kn_lock_live+0x1af/0x370
[ 63.652762][ T607] cgroup_subtree_control_write+0xd05/0x12d0
[ 63.661198][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 63.666174][ T607] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 63.666190][ T607] cgroup_file_write+0x22f/0x4f0
[ 63.674152][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 63.679609][ T607] kernfs_fop_write_iter+0x2cd/0x410
[ 63.679621][ T607] ? cgroup_seqfile_stop+0xc0/0xc0
[ 63.679630][ T607] vfs_write+0xb57/0xe50
[ 63.679648][ T607] ksys_write+0x157/0x260
2022/05/27 17:58:22 executed programs: 63
[ 63.687734][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506b0
[ 63.693713][ T607] __x64_sys_write+0x7b/0x90
[ 63.701875][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 63.707130][ T607] do_syscall_64+0x34/0x70
[ 63.707140][ T607] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 63.707147][ T607] RIP: 0033:0x7f075aca70e9
[ 63.707163][ T607] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 63.715224][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 63.720054][ T607] RSP: 002b:00007f075abfc168 EFLAGS: 00000246
[ 63.725336][ T412] Call Trace:
[ 63.731270][ T607] ORIG_RAX: 0000000000000001
[ 63.740205][ T412] path_umount+0x1ad/0xed0
[ 63.746310][ T607] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 63.746317][ T607] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 63.746333][ T607] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 63.751243][ T412] __x64_sys_umount+0xe8/0x110
[ 63.757805][ T607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 63.757812][ T607] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 63.907784][ T412] do_syscall_64+0x34/0x70
[ 63.912361][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 63.918264][ T412] RIP: 0033:0x7f8c0176a557
[ 63.923111][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 63.943585][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 63.952047][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 63.960213][ T412] RDX: 00007ffc6cf4e2d9 RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 63.968470][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 63.976804][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 63.984956][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 63.993940][ T412] ---[ end trace b9d4a1c636ee146a ]---
[ 64.014551][ T371] !!! css_put is zero set CSS_NO_REF
[ 64.019951][ T371] !!! css_put is zero set CSS_NO_REF
[ 64.026526][ T609] FAULT_INJECTION: forcing a failure.
[ 64.026526][ T609] name failslab, interval 1, probability 0, space 0, times 0
[ 64.039900][ T609] CPU: 0 PID: 609 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 64.051954][ T609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 64.062438][ T609] Call Trace:
[ 64.066020][ T609] dump_stack+0x19c/0x1e2
[ 64.070497][ T609] should_fail+0x3f7/0x5b0
[ 64.075184][ T609] __should_failslab+0xd2/0x130
[ 64.080016][ T609] should_failslab+0x9/0x20
[ 64.084834][ T609] slab_pre_alloc_hook+0x25/0xe0
[ 64.089782][ T609] ? __kernfs_new_node+0x4c/0x6d0
[ 64.095083][ T609] __kmalloc_track_caller+0x70/0x300
[ 64.100592][ T609] ? __kernfs_new_node+0x4c/0x6d0
[ 64.105999][ T609] kstrdup_const+0x55/0x90
[ 64.110453][ T609] __kernfs_new_node+0x4c/0x6d0
[ 64.115550][ T609] ? string+0x29f/0x2b0
[ 64.119684][ T609] ? vsnprintf+0x1a6c/0x1b30
[ 64.126200][ T609] kernfs_new_node+0x97/0x170
[ 64.134713][ T609] __kernfs_create_file+0x4a/0x270
[ 64.146699][ T609] cgroup_addrm_files+0x99e/0xeb0
[ 64.153383][ T609] ? delete_node+0x747/0x7a0
[ 64.158118][ T609] css_populate_dir+0x137/0x370
[ 64.163314][ T609] cgroup_apply_control_enable+0x5cd/0xf70
[ 64.170913][ T609] cgroup_apply_control+0x36/0x710
[ 64.176317][ T609] ? init_wait_entry+0xe0/0xe0
[ 64.181068][ T609] ? cgroup_kn_lock_live+0x1af/0x370
[ 64.186337][ T609] cgroup_subtree_control_write+0xd05/0x12d0
[ 64.192779][ T609] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 64.199096][ T609] cgroup_file_write+0x22f/0x4f0
[ 64.204287][ T609] kernfs_fop_write_iter+0x2cd/0x410
[ 64.210898][ T609] ? cgroup_seqfile_stop+0xc0/0xc0
[ 64.216012][ T609] vfs_write+0xb57/0xe50
[ 64.220235][ T609] ksys_write+0x157/0x260
[ 64.224813][ T609] __x64_sys_write+0x7b/0x90
[ 64.229385][ T609] do_syscall_64+0x34/0x70
[ 64.234060][ T609] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 64.239963][ T609] RIP: 0033:0x7f075aca70e9
[ 64.244353][ T609] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 64.266388][ T609] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 64.275575][ T609] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 64.283838][ T609] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 64.291892][ T609] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 64.299843][ T609] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 64.307875][ T609] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 64.316584][ T609] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 64.327280][ T408] ------------[ cut here ]------------
[ 64.332797][ T408] WARNING: CPU: 0 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 64.341949][ T408] Modules linked in:
[ 64.346270][ T408] CPU: 0 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 64.357904][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 64.368641][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 64.374291][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 64.394572][ T408] RSP: 0018:ffffc90000ec7d58 EFLAGS: 00010293
[ 64.401103][ T408] RAX: ffffffff81aeff3c RBX: ffff88810f9a9d60 RCX: ffff888109123d00
[ 64.409426][ T408] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 64.417793][ T408] RBP: ffffc90000ec7dc8 R08: ffffffff81aefc67 R09: fffff520001d8fa3
[ 64.426012][ T408] R10: fffff520001d8fa3 R11: 1ffff920001d8fa2 R12: dffffc0000000000
[ 64.434156][ T408] R13: ffff88810f9a9c80 R14: 00000000ffffffff R15: 0000000000000000
[ 64.442839][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 64.452070][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.460247][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506b0
[ 64.468648][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 64.476756][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 64.484924][ T408] Call Trace:
[ 64.488222][ T408] ? init_wait_entry+0xe0/0xe0
[ 64.492976][ T408] ? up_write+0x68/0x140
[ 64.497370][ T408] namespace_unlock+0x377/0x420
[ 64.502331][ T408] path_umount+0xe23/0xed0
[ 64.506804][ T408] __x64_sys_umount+0xe8/0x110
[ 64.511573][ T408] do_syscall_64+0x34/0x70
[ 64.516029][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 64.521927][ T408] RIP: 0033:0x7f075aca8557
[ 64.526561][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 64.546603][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 64.560196][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 64.571429][ T408] RDX: 00007ffcf5f35d5a RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 64.583608][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 64.591793][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 64.599802][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 64.607949][ T408] ---[ end trace b9d4a1c636ee146b ]---
[ 64.613534][ T408] ------------[ cut here ]------------
[ 64.619028][ T408] WARNING: CPU: 0 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 64.627988][ T408] Modules linked in:
[ 64.631873][ T408] CPU: 0 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 64.643571][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 64.654062][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 64.659725][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 64.679536][ T408] RSP: 0018:ffffc90000ec7dd0 EFLAGS: 00010293
[ 64.686212][ T408] RAX: ffffffff81aeff3c RBX: ffff88810f9a9d60 RCX: ffff888109123d00
[ 64.694179][ T408] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 64.702410][ T408] RBP: ffffc90000ec7e40 R08: ffffffff81aefc67 R09: fffff520001d8fb2
[ 64.710501][ T408] R10: fffff520001d8fb2 R11: 1ffff920001d8fb1 R12: dffffc0000000000
[ 64.718493][ T408] R13: ffff88810f9a9c80 R14: 00000000fffffffe R15: 0000000000000000
[ 64.726914][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 64.736058][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 64.742814][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506b0
[ 64.751171][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 64.759325][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 64.767393][ T408] Call Trace:
[ 64.770667][ T408] path_umount+0x1ad/0xed0
[ 64.775463][ T408] __x64_sys_umount+0xe8/0x110
[ 64.780407][ T408] do_syscall_64+0x34/0x70
[ 64.785013][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 64.790892][ T408] RIP: 0033:0x7f075aca8557
[ 64.795344][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 64.815156][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 64.823647][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 64.831707][ T408] RDX: 00007ffcf5f35d5a RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 64.840203][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 64.848808][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 64.856786][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 64.865633][ T408] ---[ end trace b9d4a1c636ee146c ]---
[ 64.871596][ T67] !!! css_put is zero set CSS_NO_REF
[ 64.879032][ T382] !!! css_put is zero set CSS_NO_REF
[ 64.886412][ T599] FAULT_INJECTION: forcing a failure.
[ 64.886412][ T599] name failslab, interval 1, probability 0, space 0, times 0
[ 64.900287][ T599] CPU: 0 PID: 599 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 64.912318][ T599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 64.922638][ T599] Call Trace:
[ 64.925920][ T599] dump_stack+0x19c/0x1e2
[ 64.930233][ T599] should_fail+0x3f7/0x5b0
[ 64.934735][ T599] __should_failslab+0xd2/0x130
[ 64.939570][ T599] should_failslab+0x9/0x20
[ 64.944060][ T599] slab_pre_alloc_hook+0x25/0xe0
[ 64.949517][ T599] ? __kernfs_new_node+0x4c/0x6d0
[ 64.954680][ T599] __kmalloc_track_caller+0x70/0x300
[ 64.959965][ T599] ? __kernfs_new_node+0x4c/0x6d0
[ 64.965164][ T599] kstrdup_const+0x55/0x90
[ 64.969582][ T599] __kernfs_new_node+0x4c/0x6d0
[ 64.974741][ T599] ? string+0x29f/0x2b0
[ 64.979062][ T599] ? vsnprintf+0x1a6c/0x1b30
[ 64.983926][ T599] kernfs_new_node+0x97/0x170
[ 64.989180][ T599] __kernfs_create_file+0x4a/0x270
[ 64.994315][ T599] cgroup_addrm_files+0x99e/0xeb0
[ 64.999600][ T599] ? delete_node+0x747/0x7a0
[ 65.004569][ T599] css_populate_dir+0x137/0x370
[ 65.009671][ T599] cgroup_apply_control_enable+0x5cd/0xf70
[ 65.015594][ T599] cgroup_apply_control+0x36/0x710
[ 65.020889][ T599] ? init_wait_entry+0xe0/0xe0
[ 65.025936][ T599] ? cgroup_kn_lock_live+0x1af/0x370
[ 65.031311][ T599] cgroup_subtree_control_write+0xd05/0x12d0
[ 65.037578][ T599] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 65.043734][ T599] cgroup_file_write+0x22f/0x4f0
[ 65.048865][ T599] kernfs_fop_write_iter+0x2cd/0x410
[ 65.055458][ T599] ? cgroup_seqfile_stop+0xc0/0xc0
[ 65.061137][ T599] vfs_write+0xb57/0xe50
[ 65.065709][ T599] ksys_write+0x157/0x260
[ 65.070647][ T599] __x64_sys_write+0x7b/0x90
[ 65.075847][ T599] do_syscall_64+0x34/0x70
[ 65.080532][ T599] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 65.086946][ T599] RIP: 0033:0x7fecf899e0e9
[ 65.091876][ T599] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 65.115333][ T599] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 65.123952][ T599] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 65.132961][ T599] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 65.141116][ T599] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 65.149548][ T599] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 65.157775][ T599] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 65.167920][ T599] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 65.214503][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.220037][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.225737][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.231752][ T581] FAULT_INJECTION: forcing a failure.
[ 65.231752][ T581] name failslab, interval 1, probability 0, space 0, times 0
[ 65.245594][ T581] CPU: 0 PID: 581 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 65.258465][ T581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 65.268509][ T581] Call Trace:
[ 65.271785][ T581] dump_stack+0x19c/0x1e2
[ 65.276089][ T581] should_fail+0x3f7/0x5b0
[ 65.280581][ T581] __should_failslab+0xd2/0x130
[ 65.285672][ T581] should_failslab+0x9/0x20
[ 65.290156][ T581] slab_pre_alloc_hook+0x25/0xe0
[ 65.295091][ T581] ? __kernfs_new_node+0x4c/0x6d0
[ 65.300123][ T581] __kmalloc_track_caller+0x70/0x300
[ 65.305581][ T581] ? __kernfs_new_node+0x4c/0x6d0
[ 65.310620][ T581] kstrdup_const+0x55/0x90
[ 65.315042][ T581] __kernfs_new_node+0x4c/0x6d0
[ 65.320416][ T581] ? string+0x29f/0x2b0
[ 65.324817][ T581] ? vsnprintf+0x1a6c/0x1b30
[ 65.329396][ T581] kernfs_new_node+0x97/0x170
[ 65.334054][ T581] __kernfs_create_file+0x4a/0x270
[ 65.339534][ T581] cgroup_addrm_files+0x99e/0xeb0
[ 65.344570][ T581] ? delete_node+0x747/0x7a0
[ 65.349219][ T581] css_populate_dir+0x137/0x370
[ 65.354071][ T581] cgroup_apply_control_enable+0x5cd/0xf70
[ 65.360230][ T581] cgroup_apply_control+0x36/0x710
[ 65.365520][ T581] ? init_wait_entry+0xe0/0xe0
[ 65.370287][ T581] ? cgroup_kn_lock_live+0x1af/0x370
[ 65.375774][ T581] cgroup_subtree_control_write+0xd05/0x12d0
[ 65.381927][ T581] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 65.387881][ T581] cgroup_file_write+0x22f/0x4f0
[ 65.393020][ T581] kernfs_fop_write_iter+0x2cd/0x410
[ 65.398958][ T581] ? cgroup_seqfile_stop+0xc0/0xc0
[ 65.405483][ T581] vfs_write+0xb57/0xe50
[ 65.409818][ T581] ksys_write+0x157/0x260
[ 65.414323][ T581] __x64_sys_write+0x7b/0x90
[ 65.419156][ T581] do_syscall_64+0x34/0x70
[ 65.423569][ T581] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 65.429480][ T581] RIP: 0033:0x7f039e0800e9
[ 65.433884][ T581] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 65.459731][ T581] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 65.468658][ T581] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 65.476717][ T581] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 65.484971][ T581] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 65.493227][ T581] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 65.501179][ T581] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 65.510195][ T581] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 65.534379][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.539920][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.545568][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.551362][ T615] FAULT_INJECTION: forcing a failure.
[ 65.551362][ T615] name failslab, interval 1, probability 0, space 0, times 0
[ 65.564857][ T615] CPU: 1 PID: 615 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 65.576590][ T615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 65.587773][ T615] Call Trace:
[ 65.591367][ T615] dump_stack+0x19c/0x1e2
[ 65.595733][ T615] should_fail+0x3f7/0x5b0
[ 65.600137][ T615] __should_failslab+0xd2/0x130
[ 65.605091][ T615] ? __kernfs_new_node+0x97/0x6d0
[ 65.610110][ T615] should_failslab+0x9/0x20
[ 65.614905][ T615] slab_pre_alloc_hook+0x25/0xe0
[ 65.619837][ T615] ? __kernfs_new_node+0x97/0x6d0
[ 65.624948][ T615] kmem_cache_alloc+0x40/0x2a0
[ 65.629996][ T615] __kernfs_new_node+0x97/0x6d0
[ 65.634834][ T615] ? string+0x29f/0x2b0
[ 65.641620][ T615] ? vsnprintf+0x1a6c/0x1b30
[ 65.646315][ T615] kernfs_new_node+0x97/0x170
[ 65.651005][ T615] __kernfs_create_file+0x4a/0x270
[ 65.656196][ T615] cgroup_addrm_files+0x99e/0xeb0
[ 65.661520][ T615] css_populate_dir+0x137/0x370
[ 65.667436][ T615] cgroup_apply_control_enable+0x5cd/0xf70
[ 65.673781][ T615] cgroup_apply_control+0x36/0x710
[ 65.679605][ T615] ? init_wait_entry+0xe0/0xe0
[ 65.684468][ T615] ? cgroup_kn_lock_live+0x1af/0x370
[ 65.690263][ T615] cgroup_subtree_control_write+0xd05/0x12d0
[ 65.696591][ T615] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 65.702740][ T615] cgroup_file_write+0x22f/0x4f0
[ 65.708386][ T615] kernfs_fop_write_iter+0x2cd/0x410
[ 65.714627][ T615] ? cgroup_seqfile_stop+0xc0/0xc0
[ 65.720092][ T615] vfs_write+0xb57/0xe50
[ 65.724406][ T615] ksys_write+0x157/0x260
[ 65.728800][ T615] __x64_sys_write+0x7b/0x90
[ 65.733630][ T615] do_syscall_64+0x34/0x70
[ 65.738210][ T615] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 65.744284][ T615] RIP: 0033:0x7fecf899e0e9
[ 65.748696][ T615] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 65.768983][ T615] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 65.777684][ T615] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 65.785883][ T615] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 65.795041][ T615] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 65.803921][ T615] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 65.812049][ T615] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 65.821025][ T615] cgroup: cgroup_addrm_files: failed to add events, err=-12
[ 65.844406][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.849907][ T382] !!! css_put is zero set CSS_NO_REF
[ 65.856041][ T602] FAULT_INJECTION: forcing a failure.
[ 65.856041][ T602] name failslab, interval 1, probability 0, space 0, times 0
[ 65.871536][ T602] CPU: 0 PID: 602 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 65.883359][ T602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 65.893662][ T602] Call Trace:
[ 65.897251][ T602] dump_stack+0x19c/0x1e2
[ 65.901898][ T602] should_fail+0x3f7/0x5b0
[ 65.906538][ T602] __should_failslab+0xd2/0x130
[ 65.911490][ T602] should_failslab+0x9/0x20
[ 65.916317][ T602] slab_pre_alloc_hook+0x25/0xe0
[ 65.921743][ T602] ? __kernfs_new_node+0x4c/0x6d0
[ 65.926761][ T602] __kmalloc_track_caller+0x70/0x300
[ 65.932041][ T602] ? __kernfs_new_node+0x4c/0x6d0
[ 65.937175][ T602] kstrdup_const+0x55/0x90
[ 65.941782][ T602] __kernfs_new_node+0x4c/0x6d0
[ 65.946623][ T602] ? string+0x29f/0x2b0
[ 65.951306][ T602] ? vsnprintf+0x1a6c/0x1b30
[ 65.955903][ T602] kernfs_new_node+0x97/0x170
[ 65.960922][ T602] __kernfs_create_file+0x4a/0x270
[ 65.966032][ T602] cgroup_addrm_files+0x99e/0xeb0
[ 65.971067][ T602] ? delete_node+0x747/0x7a0
[ 65.975946][ T602] css_populate_dir+0x137/0x370
[ 65.981448][ T602] cgroup_apply_control_enable+0x5cd/0xf70
[ 65.987510][ T602] cgroup_apply_control+0x36/0x710
[ 65.992727][ T602] ? init_wait_entry+0xe0/0xe0
[ 65.997732][ T602] ? cgroup_kn_lock_live+0x1af/0x370
[ 66.004136][ T602] cgroup_subtree_control_write+0xd05/0x12d0
[ 66.010256][ T602] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 66.016732][ T602] cgroup_file_write+0x22f/0x4f0
[ 66.022345][ T602] kernfs_fop_write_iter+0x2cd/0x410
[ 66.027632][ T602] ? cgroup_seqfile_stop+0xc0/0xc0
[ 66.032915][ T602] vfs_write+0xb57/0xe50
[ 66.037578][ T602] ksys_write+0x157/0x260
[ 66.042225][ T602] __x64_sys_write+0x7b/0x90
[ 66.046925][ T602] do_syscall_64+0x34/0x70
[ 66.051466][ T602] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 66.057680][ T602] RIP: 0033:0x7fa66af510e9
[ 66.064017][ T602] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 66.085214][ T602] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 66.093847][ T602] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 66.103339][ T602] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 66.112089][ T602] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 66.120195][ T602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 66.128538][ T602] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 66.137344][ T602] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 66.184610][ T371] !!! css_put is zero set CSS_NO_REF
[ 66.190122][ T371] !!! css_put is zero set CSS_NO_REF
[ 66.196780][ T371] !!! css_put is zero set CSS_NO_REF
[ 66.202629][ T611] FAULT_INJECTION: forcing a failure.
[ 66.202629][ T611] name failslab, interval 1, probability 0, space 0, times 0
[ 66.216944][ T611] CPU: 0 PID: 611 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 66.228569][ T611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 66.238814][ T611] Call Trace:
[ 66.242356][ T611] dump_stack+0x19c/0x1e2
[ 66.246730][ T611] should_fail+0x3f7/0x5b0
[ 66.251570][ T611] __should_failslab+0xd2/0x130
[ 66.256573][ T611] should_failslab+0x9/0x20
[ 66.261356][ T611] slab_pre_alloc_hook+0x25/0xe0
[ 66.266453][ T611] ? __kernfs_new_node+0x4c/0x6d0
[ 66.272182][ T611] __kmalloc_track_caller+0x70/0x300
[ 66.277447][ T611] ? __kernfs_new_node+0x4c/0x6d0
[ 66.282668][ T611] kstrdup_const+0x55/0x90
[ 66.287213][ T611] __kernfs_new_node+0x4c/0x6d0
[ 66.293321][ T611] ? string+0x29f/0x2b0
[ 66.297686][ T611] ? vsnprintf+0x1a6c/0x1b30
[ 66.302533][ T611] kernfs_new_node+0x97/0x170
[ 66.307249][ T611] __kernfs_create_file+0x4a/0x270
[ 66.312585][ T611] cgroup_addrm_files+0x99e/0xeb0
[ 66.318794][ T611] ? delete_node+0x747/0x7a0
[ 66.323544][ T611] css_populate_dir+0x137/0x370
[ 66.328410][ T611] cgroup_apply_control_enable+0x5cd/0xf70
[ 66.334314][ T611] cgroup_apply_control+0x36/0x710
[ 66.339419][ T611] ? init_wait_entry+0xe0/0xe0
[ 66.344163][ T611] ? cgroup_kn_lock_live+0x1af/0x370
[ 66.349597][ T611] cgroup_subtree_control_write+0xd05/0x12d0
[ 66.355689][ T611] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 66.361655][ T611] cgroup_file_write+0x22f/0x4f0
[ 66.366754][ T611] kernfs_fop_write_iter+0x2cd/0x410
[ 66.372015][ T611] ? cgroup_seqfile_stop+0xc0/0xc0
[ 66.377243][ T611] vfs_write+0xb57/0xe50
[ 66.381484][ T611] ksys_write+0x157/0x260
[ 66.385806][ T611] __x64_sys_write+0x7b/0x90
[ 66.390398][ T611] do_syscall_64+0x34/0x70
[ 66.394980][ T611] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 66.401110][ T611] RIP: 0033:0x7f8c017690e9
[ 66.405609][ T611] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 66.426015][ T611] RSP: 002b:00007f8c016df168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 66.435143][ T611] RAX: ffffffffffffffda RBX: 00007f8c0187bf60 RCX: 00007f8c017690e9
[ 66.443209][ T611] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 66.451368][ T611] RBP: 00007f8c016df1d0 R08: 0000000000000000 R09: 0000000000000000
[ 66.459505][ T611] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 66.467467][ T611] R13: 00007ffc6cf4f0af R14: 00007f8c016df300 R15: 0000000000022000
[ 66.475660][ T611] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 66.504388][ T382] !!! css_put is zero set CSS_NO_REF
[ 66.509822][ T382] !!! css_put is zero set CSS_NO_REF
[ 66.515683][ T382] !!! css_put is zero set CSS_NO_REF
[ 66.521139][ T606] FAULT_INJECTION: forcing a failure.
[ 66.521139][ T606] name failslab, interval 1, probability 0, space 0, times 0
[ 66.534393][ T606] CPU: 0 PID: 606 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 66.546105][ T606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 66.556409][ T606] Call Trace:
[ 66.559871][ T606] dump_stack+0x19c/0x1e2
[ 66.564268][ T606] should_fail+0x3f7/0x5b0
[ 66.568673][ T606] __should_failslab+0xd2/0x130
[ 66.573866][ T606] should_failslab+0x9/0x20
[ 66.578626][ T606] slab_pre_alloc_hook+0x25/0xe0
[ 66.583570][ T606] kmem_cache_alloc_trace+0x47/0x2b0
[ 66.589586][ T606] ? percpu_ref_init+0xd0/0x330
[ 66.594611][ T606] percpu_ref_init+0xd0/0x330
[ 66.599275][ T606] ? cgroup_setup_root+0x8a0/0x8a0
[ 66.604466][ T606] cgroup_apply_control_enable+0x3d2/0xf70
[ 66.610737][ T606] cgroup_apply_control+0x36/0x710
[ 66.616015][ T606] ? init_wait_entry+0xe0/0xe0
[ 66.620852][ T606] ? cgroup_kn_lock_live+0x1af/0x370
[ 66.626201][ T606] cgroup_subtree_control_write+0xd05/0x12d0
[ 66.632909][ T606] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 66.639016][ T606] cgroup_file_write+0x22f/0x4f0
[ 66.643946][ T606] kernfs_fop_write_iter+0x2cd/0x410
[ 66.649206][ T606] ? cgroup_seqfile_stop+0xc0/0xc0
[ 66.654409][ T606] vfs_write+0xb57/0xe50
[ 66.658742][ T606] ksys_write+0x157/0x260
[ 66.663242][ T606] __x64_sys_write+0x7b/0x90
[ 66.667829][ T606] do_syscall_64+0x34/0x70
[ 66.672263][ T606] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 66.678141][ T606] RIP: 0033:0x7f9e961620e9
[ 66.682535][ T606] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 66.703799][ T606] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 66.712220][ T606] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 66.720539][ T606] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 66.728748][ T606] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 66.737246][ T606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 66.745297][ T606] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 66.794587][ T371] !!! css_put is zero set CSS_NO_REF
[ 66.800060][ T371] !!! css_put is zero set CSS_NO_REF
[ 66.805801][ T618] FAULT_INJECTION: forcing a failure.
[ 66.805801][ T618] name failslab, interval 1, probability 0, space 0, times 0
[ 66.818640][ T618] CPU: 0 PID: 618 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 66.830182][ T618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 66.840481][ T618] Call Trace:
[ 66.843927][ T618] dump_stack+0x19c/0x1e2
[ 66.848462][ T618] should_fail+0x3f7/0x5b0
[ 66.852869][ T618] __should_failslab+0xd2/0x130
[ 66.857811][ T618] should_failslab+0x9/0x20
[ 66.862305][ T618] slab_pre_alloc_hook+0x25/0xe0
[ 66.867353][ T618] kmem_cache_alloc_trace+0x47/0x2b0
[ 66.872766][ T618] ? percpu_ref_init+0xd0/0x330
[ 66.877710][ T618] percpu_ref_init+0xd0/0x330
[ 66.882519][ T618] ? cgroup_setup_root+0x8a0/0x8a0
[ 66.888003][ T618] cgroup_apply_control_enable+0x3d2/0xf70
[ 66.893916][ T618] cgroup_apply_control+0x36/0x710
[ 66.899436][ T618] ? init_wait_entry+0xe0/0xe0
[ 66.904287][ T618] ? cgroup_kn_lock_live+0x1af/0x370
[ 66.909582][ T618] cgroup_subtree_control_write+0xd05/0x12d0
[ 66.915921][ T618] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 66.922342][ T618] cgroup_file_write+0x22f/0x4f0
[ 66.927378][ T618] kernfs_fop_write_iter+0x2cd/0x410
[ 66.932735][ T618] ? cgroup_seqfile_stop+0xc0/0xc0
[ 66.938355][ T618] vfs_write+0xb57/0xe50
[ 66.943019][ T618] ksys_write+0x157/0x260
[ 66.947966][ T618] __x64_sys_write+0x7b/0x90
[ 66.952574][ T618] do_syscall_64+0x34/0x70
[ 66.957162][ T618] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 66.963837][ T618] RIP: 0033:0x7f075aca70e9
[ 66.968415][ T618] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 66.988639][ T618] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 66.997048][ T618] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 67.005335][ T618] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 67.014643][ T618] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 67.022661][ T618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 67.030710][ T618] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 67.084359][ T371] !!! css_put is zero set CSS_NO_REF
[ 67.090142][ T371] !!! css_put is zero set CSS_NO_REF
[ 67.096167][ T617] FAULT_INJECTION: forcing a failure.
[ 67.096167][ T617] name failslab, interval 1, probability 0, space 0, times 0
[ 67.109089][ T617] CPU: 0 PID: 617 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 67.120627][ T617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 67.130702][ T617] Call Trace:
[ 67.134446][ T617] dump_stack+0x19c/0x1e2
[ 67.138863][ T617] should_fail+0x3f7/0x5b0
[ 67.143376][ T617] __should_failslab+0xd2/0x130
[ 67.148488][ T617] should_failslab+0x9/0x20
[ 67.153419][ T617] slab_pre_alloc_hook+0x25/0xe0
[ 67.158702][ T617] kmem_cache_alloc_trace+0x47/0x2b0
[ 67.164015][ T617] ? percpu_ref_init+0xd0/0x330
[ 67.169636][ T617] percpu_ref_init+0xd0/0x330
[ 67.174327][ T617] ? cgroup_setup_root+0x8a0/0x8a0
[ 67.179429][ T617] cgroup_apply_control_enable+0x3d2/0xf70
[ 67.185455][ T617] cgroup_apply_control+0x36/0x710
[ 67.190567][ T617] ? init_wait_entry+0xe0/0xe0
[ 67.195410][ T617] ? cgroup_kn_lock_live+0x1af/0x370
[ 67.200693][ T617] cgroup_subtree_control_write+0xd05/0x12d0
[ 67.206663][ T617] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 67.212819][ T617] cgroup_file_write+0x22f/0x4f0
[ 67.217936][ T617] kernfs_fop_write_iter+0x2cd/0x410
[ 67.223221][ T617] ? cgroup_seqfile_stop+0xc0/0xc0
[ 67.228476][ T617] vfs_write+0xb57/0xe50
[ 67.232720][ T617] ksys_write+0x157/0x260
[ 67.237025][ T617] __x64_sys_write+0x7b/0x90
[ 67.241641][ T617] do_syscall_64+0x34/0x70
[ 67.246032][ T617] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 67.252335][ T617] RIP: 0033:0x7f039e0800e9
[ 67.256733][ T617] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 67.277349][ T617] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 67.286409][ T617] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 67.294902][ T617] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 67.303069][ T617] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 67.311144][ T617] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 67.319574][ T617] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 67.354693][ T371] !!! css_put is zero set CSS_NO_REF
[ 67.360440][ T371] !!! css_put is zero set CSS_NO_REF
[ 67.366571][ T627] FAULT_INJECTION: forcing a failure.
[ 67.366571][ T627] name failslab, interval 1, probability 0, space 0, times 0
[ 67.379569][ T627] CPU: 0 PID: 627 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 67.391203][ T627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 67.401539][ T627] Call Trace:
[ 67.404913][ T627] dump_stack+0x19c/0x1e2
[ 67.409220][ T627] should_fail+0x3f7/0x5b0
[ 67.413705][ T627] __should_failslab+0xd2/0x130
[ 67.418537][ T627] should_failslab+0x9/0x20
[ 67.423195][ T627] slab_pre_alloc_hook+0x25/0xe0
[ 67.428892][ T627] kmem_cache_alloc_trace+0x47/0x2b0
[ 67.434165][ T627] ? percpu_ref_init+0xd0/0x330
[ 67.439263][ T627] percpu_ref_init+0xd0/0x330
[ 67.443937][ T627] ? cgroup_setup_root+0x8a0/0x8a0
[ 67.449208][ T627] cgroup_apply_control_enable+0x3d2/0xf70
[ 67.455093][ T627] cgroup_apply_control+0x36/0x710
[ 67.460692][ T627] ? init_wait_entry+0xe0/0xe0
[ 67.465455][ T627] ? cgroup_kn_lock_live+0x1af/0x370
[ 67.471002][ T627] cgroup_subtree_control_write+0xd05/0x12d0
[ 67.476972][ T627] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 67.482933][ T627] cgroup_file_write+0x22f/0x4f0
[ 67.487847][ T627] kernfs_fop_write_iter+0x2cd/0x410
[ 67.493104][ T627] ? cgroup_seqfile_stop+0xc0/0xc0
[ 67.498186][ T627] vfs_write+0xb57/0xe50
[ 67.502502][ T627] ksys_write+0x157/0x260
[ 67.506817][ T627] __x64_sys_write+0x7b/0x90
[ 67.511381][ T627] do_syscall_64+0x34/0x70
[ 67.516383][ T627] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 67.522270][ T627] RIP: 0033:0x7f8c017690e9
[ 67.526710][ T627] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 67.546308][ T627] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 67.555568][ T627] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 67.564339][ T627] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 67.572996][ T627] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 67.581487][ T627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 67.589732][ T627] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 67.644355][ T382] !!! css_put is zero set CSS_NO_REF
[ 67.649780][ T382] !!! css_put is zero set CSS_NO_REF
[ 67.655599][ T633] FAULT_INJECTION: forcing a failure.
[ 67.655599][ T633] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[ 67.669168][ T633] CPU: 1 PID: 633 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 67.680798][ T633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 67.690954][ T633] Call Trace:
[ 67.694261][ T633] dump_stack+0x19c/0x1e2
[ 67.699079][ T633] should_fail+0x3f7/0x5b0
[ 67.703589][ T633] should_fail_alloc_page+0xa9/0xd0
[ 67.708886][ T633] __alloc_pages_nodemask+0x121/0x740
[ 67.714284][ T633] ? pcpu_alloc_area+0x7ab/0x900
[ 67.719454][ T633] allocate_slab+0x72/0x580
[ 67.724117][ T633] ___slab_alloc+0x131/0x2e0
[ 67.728810][ T633] ? percpu_ref_init+0xd0/0x330
[ 67.733842][ T633] __slab_alloc+0x63/0xa0
[ 67.738284][ T633] ? percpu_ref_init+0xd0/0x330
[ 67.743119][ T633] kmem_cache_alloc_trace+0xe5/0x2b0
[ 67.748384][ T633] ? percpu_ref_init+0xd0/0x330
[ 67.753233][ T633] percpu_ref_init+0xd0/0x330
[ 67.758133][ T633] ? cgroup_setup_root+0x8a0/0x8a0
[ 67.763618][ T633] cgroup_apply_control_enable+0x3d2/0xf70
[ 67.770068][ T633] cgroup_apply_control+0x36/0x710
[ 67.775769][ T633] ? init_wait_entry+0xe0/0xe0
[ 67.781122][ T633] ? cgroup_kn_lock_live+0x1af/0x370
[ 67.786394][ T633] cgroup_subtree_control_write+0xd05/0x12d0
[ 67.792451][ T633] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 67.798588][ T633] cgroup_file_write+0x22f/0x4f0
[ 67.803512][ T633] kernfs_fop_write_iter+0x2cd/0x410
[ 67.809139][ T633] ? cgroup_seqfile_stop+0xc0/0xc0
[ 67.814369][ T633] vfs_write+0xb57/0xe50
[ 67.818791][ T633] ksys_write+0x157/0x260
[ 67.823203][ T633] __x64_sys_write+0x7b/0x90
[ 67.827772][ T633] do_syscall_64+0x34/0x70
[ 67.832222][ T633] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 67.838579][ T633] RIP: 0033:0x7f075aca70e9
[ 67.843429][ T633] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 67.863542][ T633] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 67.872732][ T633] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 67.880784][ T633] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 67.888823][ T633] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 67.898004][ T633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 67.906335][ T633] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 67.917828][ T408] ------------[ cut here ]------------
[ 67.923339][ T408] WARNING: CPU: 1 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 67.932290][ T408] Modules linked in:
[ 67.936667][ T408] CPU: 1 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 67.948249][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 67.958327][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 67.963943][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 67.983990][ T408] RSP: 0018:ffffc90000ec7d58 EFLAGS: 00010293
[ 67.990220][ T408] RAX: ffffffff81aeff3c RBX: ffff8881101c9be0 RCX: ffff888109123d00
[ 67.998479][ T408] RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 0000000000000000
[ 68.006717][ T408] RBP: ffffc90000ec7dc8 R08: ffffffff81aefc67 R09: fffff520001d8fa3
[ 68.015270][ T408] R10: fffff520001d8fa3 R11: 1ffff920001d8fa2 R12: dffffc0000000000
[ 68.023248][ T408] R13: ffff8881101c9b00 R14: 00000000fffffffd R15: 0000000000000000
[ 68.031234][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 68.040292][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.047449][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506a0
[ 68.055613][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 68.063678][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 68.072449][ T408] Call Trace:
[ 68.075774][ T408] ? init_wait_entry+0xe0/0xe0
[ 68.080531][ T408] ? up_write+0x68/0x140
[ 68.084772][ T408] namespace_unlock+0x377/0x420
[ 68.089712][ T408] path_umount+0xe23/0xed0
[ 68.094317][ T408] __x64_sys_umount+0xe8/0x110
[ 68.099244][ T408] do_syscall_64+0x34/0x70
[ 68.104541][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 68.110679][ T408] RIP: 0033:0x7f075aca8557
[ 68.115107][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 68.135081][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 68.143662][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 68.151979][ T408] RDX: 00007ffcf5f35d5a RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 68.159953][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 68.169231][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 68.177422][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 68.185502][ T408] ---[ end trace b9d4a1c636ee146d ]---
[ 68.191020][ T408] ------------[ cut here ]------------
[ 68.196875][ T408] WARNING: CPU: 0 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 68.205971][ T408] Modules linked in:
[ 68.210026][ T408] CPU: 0 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 68.221546][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 68.231705][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 68.237618][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 68.257499][ T408] RSP: 0018:ffffc90000ec7dd0 EFLAGS: 00010293
[ 68.263554][ T408] RAX: ffffffff81aeff3c RBX: ffff8881101c9be0 RCX: ffff888109123d00
[ 68.271535][ T408] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: 0000000000000000
[ 68.279510][ T408] RBP: ffffc90000ec7e40 R08: ffffffff81aefc67 R09: fffff520001d8fb2
[ 68.287859][ T408] R10: fffff520001d8fb2 R11: 1ffff920001d8fb1 R12: dffffc0000000000
[ 68.295826][ T408] R13: ffff8881101c9b00 R14: 00000000fffffffc R15: 0000000000000000
[ 68.303952][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 68.312999][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.322767][ T408] CR2: 00007ffdcaaddce8 CR3: 00000001092c5000 CR4: 00000000003506b0
[ 68.332256][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 68.340451][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 68.348429][ T408] Call Trace:
[ 68.351713][ T408] path_umount+0x1ad/0xed0
[ 68.356138][ T408] __x64_sys_umount+0xe8/0x110
[ 68.360891][ T408] do_syscall_64+0x34/0x70
[ 68.365353][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 68.371282][ T408] RIP: 0033:0x7f075aca8557
[ 68.375817][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 68.395769][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 68.404541][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 68.412589][ T408] RDX: 00007ffcf5f35d5a RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 68.420575][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 68.428740][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 68.436807][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 68.444912][ T408] ---[ end trace b9d4a1c636ee146e ]---
[ 68.450981][ T406] ------------[ cut here ]------------
[ 68.456528][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 68.465444][ T406] Modules linked in:
[ 68.469327][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 68.481030][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 68.491755][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 68.497419][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 68.517396][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 68.523465][ T406] RAX: ffffffff81aeff3c RBX: ffff8881101c8260 RCX: ffff8881026f8000
[ 68.532718][ T406] RDX: 0000000000000000 RSI: 00000000fffffffb RDI: 0000000000000000
[ 68.540823][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 68.548921][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 68.556989][ T406] R13: ffff8881101c8180 R14: 00000000fffffffb R15: 0000000000000000
[ 68.565037][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 68.574204][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.584341][ T406] CR2: 0000555556c31b38 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 68.592521][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 68.601041][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 68.609120][ T406] Call Trace:
[ 68.612401][ T406] ? init_wait_entry+0xe0/0xe0
[ 68.617166][ T406] ? up_write+0x68/0x140
[ 68.621396][ T406] namespace_unlock+0x377/0x420
[ 68.626272][ T406] path_umount+0xe23/0xed0
[ 68.631387][ T406] __x64_sys_umount+0xe8/0x110
[ 68.636416][ T406] do_syscall_64+0x34/0x70
[ 68.640811][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 68.646691][ T406] RIP: 0033:0x7f039e081557
[ 68.651088][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 68.671218][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 68.679995][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 68.687958][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 68.695925][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 68.704181][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 68.712317][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 68.720306][ T406] ---[ end trace b9d4a1c636ee146f ]---
[ 68.725838][ T371] !!! css_put is zero set CSS_NO_REF
[ 68.725863][ T406] ------------[ cut here ]------------
[ 68.731423][ T377] !!! css_put is zero set CSS_NO_REF
[ 68.737385][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 68.743186][ T371] !!! css_put is zero set CSS_NO_REF
[ 68.751869][ T406] Modules linked in:
[ 68.751890][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 68.751905][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 68.757555][ T377] !!! css_put is zero set CSS_NO_REF
[ 68.761257][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 68.761274][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 68.775394][ T377] !!! css_put is zero set CSS_NO_REF
[ 68.786075][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 68.786087][ T406] RAX: ffffffff81aeff3c RBX: ffff8881101c8260 RCX: ffff8881026f8000
[ 68.786103][ T406] RDX: 0000000000000000 RSI: 00000000fffffffa RDI: 0000000000000000
[ 68.791866][ T624] FAULT_INJECTION: forcing a failure.
[ 68.791866][ T624] name failslab, interval 1, probability 0, space 0, times 0
[ 68.797271][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 68.797278][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 68.797285][ T406] R13: ffff8881101c8180 R14: 00000000fffffffa R15: 0000000000000000
[ 68.797293][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 68.797306][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 68.911909][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 68.919875][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 68.927837][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 68.935808][ T406] Call Trace:
[ 68.939094][ T406] path_umount+0x1ad/0xed0
[ 68.943506][ T406] __x64_sys_umount+0xe8/0x110
[ 68.948271][ T406] do_syscall_64+0x34/0x70
[ 68.952695][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 68.958609][ T406] RIP: 0033:0x7f039e081557
[ 68.963015][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 68.983789][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 68.992457][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 69.001291][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 69.009314][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 69.017742][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 69.025808][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 69.033771][ T406] ---[ end trace b9d4a1c636ee1470 ]---
[ 69.039465][ T624] CPU: 0 PID: 624 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 69.051097][ T624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 69.061237][ T624] Call Trace:
[ 69.064540][ T624] dump_stack+0x19c/0x1e2
[ 69.069293][ T624] should_fail+0x3f7/0x5b0
[ 69.073701][ T624] __should_failslab+0xd2/0x130
[ 69.078662][ T624] should_failslab+0x9/0x20
[ 69.083422][ T624] slab_pre_alloc_hook+0x25/0xe0
[ 69.088413][ T624] kmem_cache_alloc_trace+0x47/0x2b0
[ 69.093794][ T624] ? percpu_ref_init+0xd0/0x330
[ 69.098630][ T624] percpu_ref_init+0xd0/0x330
[ 69.103372][ T624] ? cgroup_setup_root+0x8a0/0x8a0
[ 69.108743][ T624] cgroup_apply_control_enable+0x3d2/0xf70
[ 69.114627][ T624] cgroup_apply_control+0x36/0x710
[ 69.120086][ T624] ? init_wait_entry+0xe0/0xe0
[ 69.125448][ T624] ? cgroup_kn_lock_live+0x1af/0x370
[ 69.130890][ T624] cgroup_subtree_control_write+0xd05/0x12d0
[ 69.136894][ T624] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 69.142858][ T624] cgroup_file_write+0x22f/0x4f0
[ 69.147794][ T624] kernfs_fop_write_iter+0x2cd/0x410
[ 69.153148][ T624] ? cgroup_seqfile_stop+0xc0/0xc0
[ 69.158253][ T624] vfs_write+0xb57/0xe50
[ 69.162471][ T624] ksys_write+0x157/0x260
[ 69.166774][ T624] __x64_sys_write+0x7b/0x90
[ 69.171358][ T624] do_syscall_64+0x34/0x70
[ 69.176030][ T624] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 69.181903][ T624] RIP: 0033:0x7fa66af510e9
[ 69.186298][ T624] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 69.207021][ T624] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 69.215654][ T624] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 69.223967][ T624] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 69.231921][ T624] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 69.239894][ T624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
2022/05/27 17:58:27 executed programs: 76
[ 69.248220][ T624] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 69.284831][ T382] !!! css_put is zero set CSS_NO_REF
[ 69.290328][ T382] !!! css_put is zero set CSS_NO_REF
[ 69.296324][ T649] FAULT_INJECTION: forcing a failure.
[ 69.296324][ T649] name failslab, interval 1, probability 0, space 0, times 0
[ 69.312281][ T649] CPU: 0 PID: 649 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 69.332684][ T649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 69.348692][ T649] Call Trace:
[ 69.352261][ T649] dump_stack+0x19c/0x1e2
[ 69.356597][ T649] should_fail+0x3f7/0x5b0
[ 69.361091][ T649] __should_failslab+0xd2/0x130
[ 69.366105][ T649] should_failslab+0x9/0x20
[ 69.371539][ T649] slab_pre_alloc_hook+0x25/0xe0
[ 69.376476][ T649] kmem_cache_alloc_trace+0x47/0x2b0
[ 69.381891][ T649] ? pids_css_alloc+0x4e/0x120
[ 69.386637][ T649] pids_css_alloc+0x4e/0x120
[ 69.391249][ T649] cgroup_apply_control_enable+0x381/0xf70
[ 69.397056][ T649] cgroup_apply_control+0x36/0x710
[ 69.402244][ T649] ? init_wait_entry+0xe0/0xe0
[ 69.406993][ T649] ? cgroup_kn_lock_live+0x1af/0x370
[ 69.412294][ T649] cgroup_subtree_control_write+0xd05/0x12d0
[ 69.418626][ T649] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 69.424584][ T649] cgroup_file_write+0x22f/0x4f0
[ 69.430548][ T649] kernfs_fop_write_iter+0x2cd/0x410
[ 69.435860][ T649] ? cgroup_seqfile_stop+0xc0/0xc0
[ 69.441082][ T649] vfs_write+0xb57/0xe50
[ 69.447761][ T649] ksys_write+0x157/0x260
[ 69.452190][ T649] __x64_sys_write+0x7b/0x90
[ 69.456780][ T649] do_syscall_64+0x34/0x70
[ 69.461203][ T649] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 69.467096][ T649] RIP: 0033:0x7f039e0800e9
[ 69.471493][ T649] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 69.491190][ T649] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 69.499684][ T649] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 69.507650][ T649] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 69.515621][ T649] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 69.523584][ T649] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 69.531541][ T649] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 69.584566][ T23] !!! css_put is zero set CSS_NO_REF
[ 69.590007][ T23] !!! css_put is zero set CSS_NO_REF
[ 69.595782][ T646] FAULT_INJECTION: forcing a failure.
[ 69.595782][ T646] name failslab, interval 1, probability 0, space 0, times 0
[ 69.608750][ T646] CPU: 1 PID: 646 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 69.620555][ T646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 69.630703][ T646] Call Trace:
[ 69.633980][ T646] dump_stack+0x19c/0x1e2
[ 69.638306][ T646] should_fail+0x3f7/0x5b0
[ 69.643672][ T646] __should_failslab+0xd2/0x130
[ 69.648514][ T646] should_failslab+0x9/0x20
[ 69.653035][ T646] slab_pre_alloc_hook+0x25/0xe0
[ 69.658032][ T646] kmem_cache_alloc_trace+0x47/0x2b0
[ 69.663491][ T646] ? percpu_ref_init+0xd0/0x330
[ 69.668335][ T646] percpu_ref_init+0xd0/0x330
[ 69.673190][ T646] ? cgroup_setup_root+0x8a0/0x8a0
[ 69.678447][ T646] cgroup_apply_control_enable+0x3d2/0xf70
[ 69.684338][ T646] cgroup_apply_control+0x36/0x710
[ 69.689454][ T646] ? init_wait_entry+0xe0/0xe0
[ 69.694209][ T646] ? cgroup_kn_lock_live+0x1af/0x370
[ 69.699474][ T646] cgroup_subtree_control_write+0xd05/0x12d0
[ 69.705427][ T646] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 69.711380][ T646] cgroup_file_write+0x22f/0x4f0
[ 69.716465][ T646] kernfs_fop_write_iter+0x2cd/0x410
[ 69.721734][ T646] ? cgroup_seqfile_stop+0xc0/0xc0
[ 69.726920][ T646] vfs_write+0xb57/0xe50
[ 69.731152][ T646] ksys_write+0x157/0x260
[ 69.735463][ T646] __x64_sys_write+0x7b/0x90
[ 69.740422][ T646] do_syscall_64+0x34/0x70
[ 69.744856][ T646] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 69.750759][ T646] RIP: 0033:0x7f075aca70e9
[ 69.755169][ T646] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 69.775284][ T646] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 69.783886][ T646] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 69.791955][ T646] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 69.800096][ T646] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 69.808233][ T646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 69.816216][ T646] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 69.865049][ T382] !!! css_put is zero set CSS_NO_REF
[ 69.870791][ T382] !!! css_put is zero set CSS_NO_REF
[ 69.876778][ T630] FAULT_INJECTION: forcing a failure.
[ 69.876778][ T630] name failslab, interval 1, probability 0, space 0, times 0
[ 69.889554][ T630] CPU: 1 PID: 630 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 69.901271][ T630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 69.911562][ T630] Call Trace:
[ 69.915061][ T630] dump_stack+0x19c/0x1e2
[ 69.919772][ T630] should_fail+0x3f7/0x5b0
[ 69.924185][ T630] __should_failslab+0xd2/0x130
[ 69.929203][ T630] should_failslab+0x9/0x20
[ 69.933701][ T630] slab_pre_alloc_hook+0x25/0xe0
[ 69.938643][ T630] kmem_cache_alloc_trace+0x47/0x2b0
[ 69.943909][ T630] ? percpu_ref_init+0xd0/0x330
[ 69.948747][ T630] percpu_ref_init+0xd0/0x330
[ 69.953400][ T630] ? cgroup_setup_root+0x8a0/0x8a0
[ 69.958581][ T630] cgroup_apply_control_enable+0x3d2/0xf70
[ 69.964368][ T630] cgroup_apply_control+0x36/0x710
[ 69.969476][ T630] ? init_wait_entry+0xe0/0xe0
[ 69.974400][ T630] ? cgroup_kn_lock_live+0x1af/0x370
[ 69.979769][ T630] cgroup_subtree_control_write+0xd05/0x12d0
[ 69.985724][ T630] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 69.991704][ T630] cgroup_file_write+0x22f/0x4f0
[ 69.996649][ T630] kernfs_fop_write_iter+0x2cd/0x410
[ 70.002017][ T630] ? cgroup_seqfile_stop+0xc0/0xc0
[ 70.007110][ T630] vfs_write+0xb57/0xe50
[ 70.011326][ T630] ksys_write+0x157/0x260
[ 70.015638][ T630] __x64_sys_write+0x7b/0x90
[ 70.020206][ T630] do_syscall_64+0x34/0x70
[ 70.025118][ T630] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 70.031001][ T630] RIP: 0033:0x7f9e961620e9
[ 70.035387][ T630] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 70.055071][ T630] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 70.064026][ T630] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 70.072699][ T630] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 70.080823][ T630] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 70.088903][ T630] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 70.097431][ T630] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 70.107413][ T413] ------------[ cut here ]------------
[ 70.112907][ T413] WARNING: CPU: 0 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 70.121940][ T413] Modules linked in:
[ 70.125950][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 70.138011][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 70.148447][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 70.154498][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 70.174914][ T413] RSP: 0018:ffffc90000f17d58 EFLAGS: 00010293
[ 70.181362][ T413] RAX: ffffffff81aeff3c RBX: ffff8881101c8860 RCX: ffff888107a72dc0
[ 70.189724][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 70.197905][ T413] RBP: ffffc90000f17dc8 R08: ffffffff81aefc67 R09: fffff520001e2fa3
[ 70.205889][ T413] R10: fffff520001e2fa3 R11: 1ffff920001e2fa2 R12: dffffc0000000000
[ 70.213959][ T413] R13: ffff8881101c8780 R14: 00000000ffffffff R15: 0000000000000000
[ 70.221942][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 70.231092][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 70.237704][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506b0
[ 70.245800][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 70.253841][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 70.262049][ T413] Call Trace:
[ 70.265566][ T413] ? init_wait_entry+0xe0/0xe0
[ 70.270492][ T413] ? up_write+0x68/0x140
[ 70.274745][ T413] namespace_unlock+0x377/0x420
[ 70.279604][ T413] path_umount+0xe23/0xed0
[ 70.284008][ T413] __x64_sys_umount+0xe8/0x110
[ 70.288822][ T413] do_syscall_64+0x34/0x70
[ 70.293236][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 70.299239][ T413] RIP: 0033:0x7f9e96163557
[ 70.303673][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 70.323579][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 70.332004][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 70.340034][ T413] RDX: 00007ffffb309e99 RSI: 000000000000000a RDI: 00007ffffb309e90
[ 70.348207][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 70.356715][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 70.365060][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 70.373161][ T413] ---[ end trace b9d4a1c636ee1471 ]---
[ 70.378961][ T413] ------------[ cut here ]------------
[ 70.384450][ T413] WARNING: CPU: 0 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 70.393465][ T413] Modules linked in:
[ 70.394373][ T23] !!! css_put is zero set CSS_NO_REF
[ 70.397742][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 70.403329][ T23] !!! css_put is zero set CSS_NO_REF
[ 70.415721][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 70.415735][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 70.415749][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 70.421750][ T621] FAULT_INJECTION: forcing a failure.
[ 70.421750][ T621] name failslab, interval 1, probability 0, space 0, times 0
[ 70.431601][ T413] RSP: 0018:ffffc90000f17dd0 EFLAGS: 00010293
[ 70.437666][ T621] CPU: 1 PID: 621 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 70.457487][ T413] RAX: ffffffff81aeff3c RBX: ffff8881101c8860 RCX: ffff888107a72dc0
[ 70.470102][ T621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 70.470106][ T621] Call Trace:
[ 70.470125][ T621] dump_stack+0x19c/0x1e2
[ 70.470135][ T621] should_fail+0x3f7/0x5b0
[ 70.470149][ T621] __should_failslab+0xd2/0x130
[ 70.476632][ T413] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 70.489264][ T621] should_failslab+0x9/0x20
[ 70.489277][ T621] slab_pre_alloc_hook+0x25/0xe0
[ 70.497318][ T413] RBP: ffffc90000f17e40 R08: ffffffff81aefc67 R09: fffff520001e2fb2
[ 70.507369][ T621] ? __kernfs_new_node+0x4c/0x6d0
[ 70.507380][ T621] __kmalloc_track_caller+0x70/0x300
[ 70.507399][ T621] ? __kernfs_new_node+0x4c/0x6d0
[ 70.510690][ T413] R10: fffff520001e2fb2 R11: 1ffff920001e2fb1 R12: dffffc0000000000
[ 70.515078][ T621] kstrdup_const+0x55/0x90
[ 70.515086][ T621] __kernfs_new_node+0x4c/0x6d0
[ 70.515099][ T621] ? string+0x29f/0x2b0
[ 70.519576][ T413] R13: ffff8881101c8780 R14: 00000000fffffffe R15: 0000000000000000
[ 70.524399][ T621] ? vsnprintf+0x1a6c/0x1b30
[ 70.524414][ T621] kernfs_new_node+0x97/0x170
[ 70.532368][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 70.536849][ T621] __kernfs_create_file+0x4a/0x270
[ 70.536863][ T621] cgroup_addrm_files+0x99e/0xeb0
[ 70.541767][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 70.549724][ T621] ? delete_node+0x747/0x7a0
[ 70.549739][ T621] css_populate_dir+0x137/0x370
[ 70.554793][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506b0
[ 70.560057][ T621] cgroup_apply_control_enable+0x5cd/0xf70
[ 70.565535][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 70.574185][ T621] cgroup_apply_control+0x36/0x710
[ 70.580639][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 70.585540][ T621] ? init_wait_entry+0xe0/0xe0
[ 70.585553][ T621] ? cgroup_kn_lock_live+0x1af/0x370
[ 70.585564][ T621] cgroup_subtree_control_write+0xd05/0x12d0
[ 70.585587][ T621] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 70.589722][ T413] Call Trace:
[ 70.598018][ T621] cgroup_file_write+0x22f/0x4f0
[ 70.598029][ T621] kernfs_fop_write_iter+0x2cd/0x410
[ 70.598043][ T621] ? cgroup_seqfile_stop+0xc0/0xc0
[ 70.602798][ T413] path_umount+0x1ad/0xed0
[ 70.607610][ T621] vfs_write+0xb57/0xe50
[ 70.607625][ T621] ksys_write+0x157/0x260
[ 70.616882][ T413] __x64_sys_umount+0xe8/0x110
[ 70.621959][ T621] __x64_sys_write+0x7b/0x90
[ 70.627071][ T413] do_syscall_64+0x34/0x70
[ 70.633600][ T621] do_syscall_64+0x34/0x70
[ 70.638181][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 70.643106][ T621] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 70.651081][ T413] RIP: 0033:0x7f9e96163557
[ 70.656851][ T621] RIP: 0033:0x7fecf899e0e9
[ 70.656867][ T621] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 70.665089][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 70.670161][ T621] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246
[ 70.678119][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246
[ 70.682851][ T621] ORIG_RAX: 0000000000000001
[ 70.688109][ T413] ORIG_RAX: 00000000000000a6
[ 70.694151][ T621] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 70.700104][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 70.703396][ T621] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 70.708308][ T413] RDX: 00007ffffb309e99 RSI: 000000000000000a RDI: 00007ffffb309e90
[ 70.713838][ T621] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 70.718925][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 70.723308][ T621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 70.727677][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 70.731979][ T621] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 70.736730][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 70.913785][ T413] ---[ end trace b9d4a1c636ee1472 ]---
[ 70.920890][ T621] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 70.944378][ T382] !!! css_put is zero set CSS_NO_REF
[ 70.949894][ T382] !!! css_put is zero set CSS_NO_REF
[ 70.955490][ T382] !!! css_put is zero set CSS_NO_REF
[ 70.961140][ T650] FAULT_INJECTION: forcing a failure.
[ 70.961140][ T650] name failslab, interval 1, probability 0, space 0, times 0
[ 70.973985][ T650] CPU: 0 PID: 650 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 70.985601][ T650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 70.999665][ T650] Call Trace:
[ 71.003069][ T650] dump_stack+0x19c/0x1e2
[ 71.007388][ T650] should_fail+0x3f7/0x5b0
[ 71.011793][ T650] __should_failslab+0xd2/0x130
[ 71.016629][ T650] should_failslab+0x9/0x20
[ 71.021120][ T650] slab_pre_alloc_hook+0x25/0xe0
[ 71.026144][ T650] ? __kernfs_new_node+0x4c/0x6d0
[ 71.031169][ T650] __kmalloc_track_caller+0x70/0x300
[ 71.036658][ T650] ? __kernfs_new_node+0x4c/0x6d0
[ 71.041688][ T650] kstrdup_const+0x55/0x90
[ 71.046090][ T650] __kernfs_new_node+0x4c/0x6d0
[ 71.050926][ T650] ? string+0x29f/0x2b0
[ 71.055073][ T650] ? vsnprintf+0x1a6c/0x1b30
[ 71.059663][ T650] kernfs_new_node+0x97/0x170
[ 71.064371][ T650] __kernfs_create_file+0x4a/0x270
[ 71.069484][ T650] cgroup_addrm_files+0x99e/0xeb0
[ 71.074497][ T650] ? delete_node+0x747/0x7a0
[ 71.079072][ T650] css_populate_dir+0x137/0x370
[ 71.083897][ T650] cgroup_apply_control_enable+0x5cd/0xf70
[ 71.089675][ T650] cgroup_apply_control+0x36/0x710
[ 71.094768][ T650] ? init_wait_entry+0xe0/0xe0
[ 71.099511][ T650] ? cgroup_kn_lock_live+0x1af/0x370
[ 71.104772][ T650] cgroup_subtree_control_write+0xd05/0x12d0
[ 71.110749][ T650] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 71.116817][ T650] cgroup_file_write+0x22f/0x4f0
[ 71.121861][ T650] kernfs_fop_write_iter+0x2cd/0x410
[ 71.127149][ T650] ? cgroup_seqfile_stop+0xc0/0xc0
[ 71.132525][ T650] vfs_write+0xb57/0xe50
[ 71.137105][ T650] ksys_write+0x157/0x260
[ 71.141616][ T650] __x64_sys_write+0x7b/0x90
[ 71.146222][ T650] do_syscall_64+0x34/0x70
[ 71.150651][ T650] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 71.156974][ T650] RIP: 0033:0x7fa66af510e9
[ 71.161478][ T650] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 71.181363][ T650] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 71.189982][ T650] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 71.197953][ T650] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 71.206443][ T650] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 71.214407][ T650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 71.222548][ T650] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 71.231373][ T650] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 71.254546][ T382] !!! css_put is zero set CSS_NO_REF
[ 71.259892][ T382] !!! css_put is zero set CSS_NO_REF
[ 71.265435][ T382] !!! css_put is zero set CSS_NO_REF
[ 71.270932][ T656] FAULT_INJECTION: forcing a failure.
[ 71.270932][ T656] name failslab, interval 1, probability 0, space 0, times 0
[ 71.283802][ T656] CPU: 0 PID: 656 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 71.295318][ T656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 71.305352][ T656] Call Trace:
[ 71.308628][ T656] dump_stack+0x19c/0x1e2
[ 71.312932][ T656] should_fail+0x3f7/0x5b0
[ 71.317329][ T656] __should_failslab+0xd2/0x130
[ 71.322153][ T656] should_failslab+0x9/0x20
[ 71.326628][ T656] slab_pre_alloc_hook+0x25/0xe0
[ 71.331543][ T656] ? __kernfs_new_node+0x4c/0x6d0
[ 71.336629][ T656] __kmalloc_track_caller+0x70/0x300
[ 71.341918][ T656] ? __kernfs_new_node+0x4c/0x6d0
[ 71.347274][ T656] kstrdup_const+0x55/0x90
[ 71.351668][ T656] __kernfs_new_node+0x4c/0x6d0
[ 71.356507][ T656] ? string+0x29f/0x2b0
[ 71.361447][ T656] ? vsnprintf+0x1a6c/0x1b30
[ 71.366133][ T656] kernfs_new_node+0x97/0x170
[ 71.370812][ T656] __kernfs_create_file+0x4a/0x270
[ 71.375925][ T656] cgroup_addrm_files+0x99e/0xeb0
[ 71.381272][ T656] ? delete_node+0x747/0x7a0
[ 71.386158][ T656] css_populate_dir+0x137/0x370
[ 71.391126][ T656] cgroup_apply_control_enable+0x5cd/0xf70
[ 71.396938][ T656] cgroup_apply_control+0x36/0x710
[ 71.402037][ T656] ? init_wait_entry+0xe0/0xe0
[ 71.406799][ T656] ? cgroup_kn_lock_live+0x1af/0x370
[ 71.412198][ T656] cgroup_subtree_control_write+0xd05/0x12d0
[ 71.418437][ T656] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 71.424408][ T656] cgroup_file_write+0x22f/0x4f0
[ 71.429331][ T656] kernfs_fop_write_iter+0x2cd/0x410
[ 71.434622][ T656] ? cgroup_seqfile_stop+0xc0/0xc0
[ 71.439724][ T656] vfs_write+0xb57/0xe50
[ 71.444466][ T656] ksys_write+0x157/0x260
[ 71.448857][ T656] __x64_sys_write+0x7b/0x90
[ 71.453735][ T656] do_syscall_64+0x34/0x70
[ 71.458146][ T656] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 71.464029][ T656] RIP: 0033:0x7f9e961620e9
[ 71.468527][ T656] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 71.488220][ T656] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 71.496896][ T656] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 71.504866][ T656] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 71.513062][ T656] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 71.521271][ T656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 71.529230][ T656] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 71.537538][ T656] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 71.584380][ T18] !!! css_put is zero set CSS_NO_REF
[ 71.589693][ T18] !!! css_put is zero set CSS_NO_REF
[ 71.595514][ T18] !!! css_put is zero set CSS_NO_REF
[ 71.600948][ T637] FAULT_INJECTION: forcing a failure.
[ 71.600948][ T637] name failslab, interval 1, probability 0, space 0, times 0
[ 71.614179][ T637] CPU: 0 PID: 637 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 71.626439][ T637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 71.636997][ T637] Call Trace:
[ 71.640278][ T637] dump_stack+0x19c/0x1e2
[ 71.644591][ T637] should_fail+0x3f7/0x5b0
[ 71.649413][ T637] __should_failslab+0xd2/0x130
[ 71.654322][ T637] should_failslab+0x9/0x20
[ 71.658985][ T637] slab_pre_alloc_hook+0x25/0xe0
[ 71.663986][ T637] ? __kernfs_new_node+0x4c/0x6d0
[ 71.668989][ T637] __kmalloc_track_caller+0x70/0x300
[ 71.674352][ T637] ? __kernfs_new_node+0x4c/0x6d0
[ 71.679354][ T637] kstrdup_const+0x55/0x90
[ 71.683743][ T637] __kernfs_new_node+0x4c/0x6d0
[ 71.688567][ T637] ? string+0x29f/0x2b0
[ 71.692798][ T637] ? vsnprintf+0x1a6c/0x1b30
[ 71.697550][ T637] kernfs_new_node+0x97/0x170
[ 71.702395][ T637] __kernfs_create_file+0x4a/0x270
[ 71.707662][ T637] cgroup_addrm_files+0x99e/0xeb0
[ 71.712683][ T637] ? delete_node+0x747/0x7a0
[ 71.717369][ T637] css_populate_dir+0x137/0x370
[ 71.722287][ T637] cgroup_apply_control_enable+0x5cd/0xf70
[ 71.728077][ T637] cgroup_apply_control+0x36/0x710
[ 71.733166][ T637] ? init_wait_entry+0xe0/0xe0
[ 71.737918][ T637] ? cgroup_kn_lock_live+0x1af/0x370
[ 71.743222][ T637] cgroup_subtree_control_write+0xd05/0x12d0
[ 71.749182][ T637] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 71.755263][ T637] cgroup_file_write+0x22f/0x4f0
[ 71.760980][ T637] kernfs_fop_write_iter+0x2cd/0x410
[ 71.766440][ T637] ? cgroup_seqfile_stop+0xc0/0xc0
[ 71.771618][ T637] vfs_write+0xb57/0xe50
[ 71.775865][ T637] ksys_write+0x157/0x260
[ 71.780176][ T637] __x64_sys_write+0x7b/0x90
[ 71.784736][ T637] do_syscall_64+0x34/0x70
[ 71.789126][ T637] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 71.795000][ T637] RIP: 0033:0x7f8c017690e9
[ 71.799399][ T637] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 71.819366][ T637] RSP: 002b:00007f8c016df168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 71.827898][ T637] RAX: ffffffffffffffda RBX: 00007f8c0187bf60 RCX: 00007f8c017690e9
[ 71.836623][ T637] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 71.845035][ T637] RBP: 00007f8c016df1d0 R08: 0000000000000000 R09: 0000000000000000
[ 71.853203][ T637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 71.861157][ T637] R13: 00007ffc6cf4f0af R14: 00007f8c016df300 R15: 0000000000022000
[ 71.869792][ T637] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 71.904548][ T18] !!! css_put is zero set CSS_NO_REF
[ 71.910026][ T18] !!! css_put is zero set CSS_NO_REF
[ 71.915729][ T18] !!! css_put is zero set CSS_NO_REF
[ 71.921219][ T662] FAULT_INJECTION: forcing a failure.
[ 71.921219][ T662] name failslab, interval 1, probability 0, space 0, times 0
[ 71.935097][ T662] CPU: 0 PID: 662 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 71.946901][ T662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 71.957126][ T662] Call Trace:
[ 71.960837][ T662] dump_stack+0x19c/0x1e2
[ 71.965234][ T662] should_fail+0x3f7/0x5b0
[ 71.969638][ T662] __should_failslab+0xd2/0x130
[ 71.974640][ T662] should_failslab+0x9/0x20
[ 71.979311][ T662] slab_pre_alloc_hook+0x25/0xe0
[ 71.984270][ T662] kmem_cache_alloc_trace+0x47/0x2b0
[ 71.989546][ T662] ? percpu_ref_init+0xd0/0x330
[ 71.994563][ T662] percpu_ref_init+0xd0/0x330
[ 71.999305][ T662] ? cgroup_setup_root+0x8a0/0x8a0
[ 72.004483][ T662] cgroup_apply_control_enable+0x3d2/0xf70
[ 72.010277][ T662] cgroup_apply_control+0x36/0x710
[ 72.015371][ T662] ? init_wait_entry+0xe0/0xe0
[ 72.020216][ T662] ? cgroup_kn_lock_live+0x1af/0x370
[ 72.025616][ T662] cgroup_subtree_control_write+0xd05/0x12d0
[ 72.031605][ T662] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 72.037668][ T662] cgroup_file_write+0x22f/0x4f0
[ 72.042783][ T662] kernfs_fop_write_iter+0x2cd/0x410
[ 72.048225][ T662] ? cgroup_seqfile_stop+0xc0/0xc0
[ 72.054119][ T662] vfs_write+0xb57/0xe50
[ 72.058449][ T662] ksys_write+0x157/0x260
[ 72.062912][ T662] __x64_sys_write+0x7b/0x90
[ 72.067516][ T662] do_syscall_64+0x34/0x70
[ 72.071940][ T662] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 72.077824][ T662] RIP: 0033:0x7fa66af510e9
[ 72.082391][ T662] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 72.102066][ T662] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 72.110735][ T662] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 72.119172][ T662] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 72.127327][ T662] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 72.135479][ T662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 72.144040][ T662] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 72.154929][ T411] ------------[ cut here ]------------
[ 72.160553][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 72.169763][ T411] Modules linked in:
[ 72.173713][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 72.185451][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 72.195539][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 72.201241][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 72.220960][ T411] RSP: 0018:ffffc90000ef7d58 EFLAGS: 00010293
[ 72.227072][ T411] RAX: ffffffff81aeff3c RBX: ffff8881120d63e0 RCX: ffff888107a73d00
[ 72.235063][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 72.243036][ T411] RBP: ffffc90000ef7dc8 R08: ffffffff81aefc67 R09: fffff520001defa3
[ 72.251054][ T411] R10: fffff520001defa3 R11: 1ffff920001defa2 R12: dffffc0000000000
[ 72.259068][ T411] R13: ffff8881120d6300 R14: 00000000ffffffff R15: 0000000000000000
[ 72.267098][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 72.276060][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 72.282635][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 72.290616][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 72.298774][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 72.306845][ T411] Call Trace:
[ 72.310227][ T411] ? init_wait_entry+0xe0/0xe0
[ 72.315173][ T411] ? up_write+0x68/0x140
[ 72.319419][ T411] namespace_unlock+0x377/0x420
[ 72.324422][ T411] path_umount+0xe23/0xed0
[ 72.328951][ T411] __x64_sys_umount+0xe8/0x110
[ 72.333921][ T411] do_syscall_64+0x34/0x70
[ 72.338663][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 72.344571][ T411] RIP: 0033:0x7fa66af52557
[ 72.348992][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 72.368643][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 72.377075][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 72.385049][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 72.393029][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 72.401200][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 72.409355][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 72.417526][ T411] ---[ end trace b9d4a1c636ee1473 ]---
[ 72.423111][ T411] ------------[ cut here ]------------
[ 72.428610][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 72.437572][ T411] Modules linked in:
[ 72.441699][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 72.453647][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 72.463740][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 72.469382][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 72.489367][ T411] RSP: 0018:ffffc90000ef7dd0 EFLAGS: 00010293
[ 72.495535][ T411] RAX: ffffffff81aeff3c RBX: ffff8881120d63e0 RCX: ffff888107a73d00
[ 72.504289][ T411] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 72.512365][ T411] RBP: ffffc90000ef7e40 R08: ffffffff81aefc67 R09: fffff520001defb2
[ 72.520355][ T411] R10: fffff520001defb2 R11: 1ffff920001defb1 R12: dffffc0000000000
[ 72.528350][ T411] R13: ffff8881120d6300 R14: 00000000fffffffe R15: 0000000000000000
[ 72.536978][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 72.545913][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 72.552496][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 72.560497][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 72.568487][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 72.576580][ T411] Call Trace:
[ 72.580000][ T411] path_umount+0x1ad/0xed0
[ 72.584429][ T411] __x64_sys_umount+0xe8/0x110
[ 72.589267][ T411] do_syscall_64+0x34/0x70
[ 72.593937][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 72.599830][ T411] RIP: 0033:0x7fa66af52557
[ 72.604249][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 72.624373][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 72.633058][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 72.641596][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 72.649576][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 72.657820][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 72.665893][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 72.674051][ T411] ---[ end trace b9d4a1c636ee1474 ]---
[ 72.679620][ T382] !!! css_put is zero set CSS_NO_REF
[ 72.685180][ T382] !!! css_put is zero set CSS_NO_REF
[ 72.690647][ T660] FAULT_INJECTION: forcing a failure.
[ 72.690647][ T660] name failslab, interval 1, probability 0, space 0, times 0
[ 72.703539][ T660] CPU: 0 PID: 660 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 72.715620][ T660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 72.725662][ T660] Call Trace:
[ 72.729133][ T660] dump_stack+0x19c/0x1e2
[ 72.733462][ T660] should_fail+0x3f7/0x5b0
[ 72.738076][ T660] __should_failslab+0xd2/0x130
[ 72.743270][ T660] should_failslab+0x9/0x20
[ 72.748578][ T660] slab_pre_alloc_hook+0x25/0xe0
[ 72.753502][ T660] kmem_cache_alloc_trace+0x47/0x2b0
[ 72.759118][ T660] ? pids_css_alloc+0x4e/0x120
[ 72.763854][ T660] pids_css_alloc+0x4e/0x120
[ 72.768517][ T660] cgroup_apply_control_enable+0x381/0xf70
[ 72.774300][ T660] cgroup_apply_control+0x36/0x710
[ 72.779386][ T660] ? init_wait_entry+0xe0/0xe0
[ 72.786038][ T660] ? cgroup_kn_lock_live+0x1af/0x370
[ 72.791311][ T660] cgroup_subtree_control_write+0xd05/0x12d0
[ 72.797267][ T660] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 72.803226][ T660] cgroup_file_write+0x22f/0x4f0
[ 72.808138][ T660] kernfs_fop_write_iter+0x2cd/0x410
[ 72.813558][ T660] ? cgroup_seqfile_stop+0xc0/0xc0
[ 72.818640][ T660] vfs_write+0xb57/0xe50
[ 72.822873][ T660] ksys_write+0x157/0x260
[ 72.827441][ T660] __x64_sys_write+0x7b/0x90
[ 72.832199][ T660] do_syscall_64+0x34/0x70
[ 72.836782][ T660] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 72.843076][ T660] RIP: 0033:0x7fecf899e0e9
[ 72.847657][ T660] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 72.868531][ T660] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 72.877206][ T660] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 72.885347][ T660] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 72.893388][ T660] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 72.901446][ T660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 72.909583][ T660] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 72.934400][ T382] !!! css_put is zero set CSS_NO_REF
[ 72.939821][ T382] !!! css_put is zero set CSS_NO_REF
[ 72.945543][ T659] FAULT_INJECTION: forcing a failure.
[ 72.945543][ T659] name failslab, interval 1, probability 0, space 0, times 0
[ 72.958327][ T659] CPU: 0 PID: 659 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 72.970078][ T659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 72.980293][ T659] Call Trace:
[ 72.983575][ T659] dump_stack+0x19c/0x1e2
[ 72.987930][ T659] should_fail+0x3f7/0x5b0
[ 72.992422][ T659] __should_failslab+0xd2/0x130
[ 72.997342][ T659] should_failslab+0x9/0x20
[ 73.001828][ T659] slab_pre_alloc_hook+0x25/0xe0
[ 73.006747][ T659] kmem_cache_alloc_trace+0x47/0x2b0
[ 73.012032][ T659] ? percpu_ref_init+0xd0/0x330
[ 73.016858][ T659] percpu_ref_init+0xd0/0x330
[ 73.021618][ T659] ? cgroup_setup_root+0x8a0/0x8a0
[ 73.026712][ T659] cgroup_apply_control_enable+0x3d2/0xf70
[ 73.032678][ T659] cgroup_apply_control+0x36/0x710
[ 73.037958][ T659] ? init_wait_entry+0xe0/0xe0
[ 73.042697][ T659] ? cgroup_kn_lock_live+0x1af/0x370
[ 73.047960][ T659] cgroup_subtree_control_write+0xd05/0x12d0
[ 73.053915][ T659] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 73.060466][ T659] cgroup_file_write+0x22f/0x4f0
[ 73.065745][ T659] kernfs_fop_write_iter+0x2cd/0x410
[ 73.071104][ T659] ? cgroup_seqfile_stop+0xc0/0xc0
[ 73.076218][ T659] vfs_write+0xb57/0xe50
[ 73.080442][ T659] ksys_write+0x157/0x260
[ 73.084831][ T659] __x64_sys_write+0x7b/0x90
[ 73.089404][ T659] do_syscall_64+0x34/0x70
[ 73.093792][ T659] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 73.099658][ T659] RIP: 0033:0x7f039e0800e9
[ 73.104046][ T659] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 73.123728][ T659] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 73.132231][ T659] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 73.140562][ T659] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 73.148680][ T659] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 73.156826][ T659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 73.165196][ T659] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 73.194344][ T23] !!! css_put is zero set CSS_NO_REF
[ 73.200003][ T23] !!! css_put is zero set CSS_NO_REF
[ 73.205719][ T675] FAULT_INJECTION: forcing a failure.
[ 73.205719][ T675] name failslab, interval 1, probability 0, space 0, times 0
[ 73.219055][ T675] CPU: 0 PID: 675 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 73.230695][ T675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 73.241977][ T675] Call Trace:
[ 73.245268][ T675] dump_stack+0x19c/0x1e2
[ 73.249740][ T675] should_fail+0x3f7/0x5b0
[ 73.254702][ T675] __should_failslab+0xd2/0x130
[ 73.259656][ T675] should_failslab+0x9/0x20
[ 73.264320][ T675] slab_pre_alloc_hook+0x25/0xe0
[ 73.269249][ T675] kmem_cache_alloc_trace+0x47/0x2b0
[ 73.274534][ T675] ? percpu_ref_init+0xd0/0x330
[ 73.279368][ T675] percpu_ref_init+0xd0/0x330
[ 73.284020][ T675] ? cgroup_setup_root+0x8a0/0x8a0
[ 73.289109][ T675] cgroup_apply_control_enable+0x3d2/0xf70
[ 73.294892][ T675] cgroup_apply_control+0x36/0x710
[ 73.300075][ T675] ? init_wait_entry+0xe0/0xe0
[ 73.304812][ T675] ? cgroup_kn_lock_live+0x1af/0x370
[ 73.310305][ T675] cgroup_subtree_control_write+0xd05/0x12d0
[ 73.316294][ T675] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 73.322354][ T675] cgroup_file_write+0x22f/0x4f0
[ 73.327273][ T675] kernfs_fop_write_iter+0x2cd/0x410
[ 73.332536][ T675] ? cgroup_seqfile_stop+0xc0/0xc0
[ 73.337652][ T675] vfs_write+0xb57/0xe50
[ 73.342357][ T675] ksys_write+0x157/0x260
[ 73.346908][ T675] __x64_sys_write+0x7b/0x90
[ 73.351754][ T675] do_syscall_64+0x34/0x70
[ 73.356241][ T675] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 73.362220][ T675] RIP: 0033:0x7fecf899e0e9
[ 73.366646][ T675] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 73.386426][ T675] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 73.395015][ T675] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 73.403410][ T675] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 73.411529][ T675] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 73.419479][ T675] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 73.427423][ T675] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 73.486026][ T67] !!! css_put is zero set CSS_NO_REF
[ 73.491700][ T67] !!! css_put is zero set CSS_NO_REF
[ 73.497355][ T653] FAULT_INJECTION: forcing a failure.
[ 73.497355][ T653] name failslab, interval 1, probability 0, space 0, times 0
[ 73.511866][ T653] CPU: 1 PID: 653 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 73.523657][ T653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 73.533808][ T653] Call Trace:
[ 73.537101][ T653] dump_stack+0x19c/0x1e2
[ 73.541430][ T653] should_fail+0x3f7/0x5b0
[ 73.545847][ T653] __should_failslab+0xd2/0x130
[ 73.551136][ T653] should_failslab+0x9/0x20
[ 73.555701][ T653] slab_pre_alloc_hook+0x25/0xe0
[ 73.560616][ T653] ? __kernfs_new_node+0x4c/0x6d0
[ 73.565697][ T653] __kmalloc_track_caller+0x70/0x300
[ 73.570957][ T653] ? __kernfs_new_node+0x4c/0x6d0
[ 73.575962][ T653] kstrdup_const+0x55/0x90
[ 73.580369][ T653] __kernfs_new_node+0x4c/0x6d0
[ 73.585202][ T653] ? string+0x29f/0x2b0
[ 73.589527][ T653] ? vsnprintf+0x1a6c/0x1b30
[ 73.594106][ T653] kernfs_new_node+0x97/0x170
[ 73.598770][ T653] __kernfs_create_file+0x4a/0x270
[ 73.604050][ T653] cgroup_addrm_files+0x99e/0xeb0
[ 73.609078][ T653] ? delete_node+0x747/0x7a0
[ 73.613654][ T653] css_populate_dir+0x137/0x370
[ 73.618509][ T653] cgroup_apply_control_enable+0x5cd/0xf70
[ 73.624649][ T653] cgroup_apply_control+0x36/0x710
[ 73.629733][ T653] ? init_wait_entry+0xe0/0xe0
[ 73.634474][ T653] ? cgroup_kn_lock_live+0x1af/0x370
[ 73.639835][ T653] cgroup_subtree_control_write+0xd05/0x12d0
[ 73.645789][ T653] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 73.651741][ T653] cgroup_file_write+0x22f/0x4f0
[ 73.656678][ T653] kernfs_fop_write_iter+0x2cd/0x410
[ 73.661960][ T653] ? cgroup_seqfile_stop+0xc0/0xc0
[ 73.667066][ T653] vfs_write+0xb57/0xe50
[ 73.671378][ T653] ksys_write+0x157/0x260
[ 73.675704][ T653] __x64_sys_write+0x7b/0x90
[ 73.680285][ T653] do_syscall_64+0x34/0x70
[ 73.684680][ T653] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 73.690668][ T653] RIP: 0033:0x7f075aca70e9
[ 73.695078][ T653] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 73.715009][ T653] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 73.723582][ T653] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 73.731836][ T653] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 73.739801][ T653] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 73.747865][ T653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 73.755818][ T653] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 73.764432][ T653] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 73.814340][ T18] !!! css_put is zero set CSS_NO_REF
[ 73.819901][ T18] !!! css_put is zero set CSS_NO_REF
[ 73.825769][ T18] !!! css_put is zero set CSS_NO_REF
[ 73.831753][ T678] FAULT_INJECTION: forcing a failure.
[ 73.831753][ T678] name failslab, interval 1, probability 0, space 0, times 0
[ 73.845255][ T678] CPU: 1 PID: 678 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 73.856963][ T678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 73.867655][ T678] Call Trace:
[ 73.871818][ T678] dump_stack+0x19c/0x1e2
[ 73.876299][ T678] should_fail+0x3f7/0x5b0
[ 73.880771][ T678] __should_failslab+0xd2/0x130
[ 73.885680][ T678] should_failslab+0x9/0x20
[ 73.890240][ T678] slab_pre_alloc_hook+0x25/0xe0
[ 73.895343][ T678] kmem_cache_alloc_trace+0x47/0x2b0
[ 73.900617][ T678] ? percpu_ref_init+0xd0/0x330
[ 73.905521][ T678] percpu_ref_init+0xd0/0x330
[ 73.910601][ T678] ? cgroup_setup_root+0x8a0/0x8a0
[ 73.915693][ T678] cgroup_apply_control_enable+0x3d2/0xf70
[ 73.921472][ T678] cgroup_apply_control+0x36/0x710
[ 73.927271][ T678] ? init_wait_entry+0xe0/0xe0
[ 73.932073][ T678] ? cgroup_kn_lock_live+0x1af/0x370
[ 73.937344][ T678] cgroup_subtree_control_write+0xd05/0x12d0
[ 73.943319][ T678] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 73.949467][ T678] cgroup_file_write+0x22f/0x4f0
[ 73.954412][ T678] kernfs_fop_write_iter+0x2cd/0x410
[ 73.959666][ T678] ? cgroup_seqfile_stop+0xc0/0xc0
[ 73.964750][ T678] vfs_write+0xb57/0xe50
[ 73.968989][ T678] ksys_write+0x157/0x260
[ 73.973299][ T678] __x64_sys_write+0x7b/0x90
[ 73.977943][ T678] do_syscall_64+0x34/0x70
[ 73.982335][ T678] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 73.988195][ T678] RIP: 0033:0x7f039e0800e9
[ 73.992587][ T678] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 74.012436][ T678] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 74.020915][ T678] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 74.029034][ T678] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 74.037243][ T678] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 74.045291][ T678] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 74.053326][ T678] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 74.063705][ T406] ------------[ cut here ]------------
[ 74.069455][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 74.078472][ T406] Modules linked in:
[ 74.082360][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 74.093909][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 74.104328][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 74.109941][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 74.132834][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 74.138921][ T406] RAX: ffffffff81aeff3c RBX: ffff8881101c89e0 RCX: ffff8881026f8000
[ 74.146910][ T406] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 74.155161][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 74.163129][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 74.171129][ T406] R13: ffff8881101c8900 R14: 00000000fffffffe R15: 0000000000000000
[ 74.179114][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 74.188199][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.195075][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 74.203388][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 74.211386][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 74.219563][ T406] Call Trace:
[ 74.222918][ T406] ? init_wait_entry+0xe0/0xe0
[ 74.228058][ T406] ? up_write+0x68/0x140
[ 74.232301][ T406] namespace_unlock+0x377/0x420
[ 74.237152][ T406] path_umount+0xe23/0xed0
[ 74.241568][ T406] __x64_sys_umount+0xe8/0x110
[ 74.246338][ T406] do_syscall_64+0x34/0x70
[ 74.250764][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 74.256723][ T406] RIP: 0033:0x7f039e081557
[ 74.261130][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 74.280922][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 74.289373][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 74.297899][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 74.306219][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 74.314189][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 74.322870][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 74.330970][ T406] ---[ end trace b9d4a1c636ee1475 ]---
[ 74.336740][ T406] ------------[ cut here ]------------
[ 74.342240][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 74.351189][ T406] Modules linked in:
[ 74.355229][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 74.366786][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 74.377078][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 74.382799][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 74.403312][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 74.409413][ T406] RAX: ffffffff81aeff3c RBX: ffff8881101c89e0 RCX: ffff8881026f8000
[ 74.417539][ T406] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: 0000000000000000
[ 74.425542][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 74.433525][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 74.441608][ T406] R13: ffff8881101c8900 R14: 00000000fffffffc R15: 0000000000000000
[ 74.449624][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 74.458723][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 74.465345][ T406] CR2: 00007f075abfc718 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 74.473431][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 74.481427][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 74.489587][ T406] Call Trace:
[ 74.492864][ T406] path_umount+0x1ad/0xed0
[ 74.497310][ T406] __x64_sys_umount+0xe8/0x110
[ 74.502160][ T406] do_syscall_64+0x34/0x70
[ 74.506584][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 74.512459][ T406] RIP: 0033:0x7f039e081557
[ 74.516878][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 74.537007][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 74.545435][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 74.553477][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 74.561461][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 74.569609][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 74.577759][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 74.585731][ T406] ---[ end trace b9d4a1c636ee1476 ]---
[ 74.591335][ T18] !!! css_put is zero set CSS_NO_REF
[ 74.596834][ T377] !!! css_put is zero set CSS_NO_REF
[ 74.602357][ T681] FAULT_INJECTION: forcing a failure.
[ 74.602357][ T681] name failslab, interval 1, probability 0, space 0, times 0
[ 74.615209][ T681] CPU: 1 PID: 681 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 74.626825][ T681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 74.637428][ T681] Call Trace:
[ 74.640872][ T681] dump_stack+0x19c/0x1e2
[ 74.645307][ T681] should_fail+0x3f7/0x5b0
[ 74.650060][ T681] __should_failslab+0xd2/0x130
[ 74.655167][ T681] should_failslab+0x9/0x20
[ 74.659660][ T681] slab_pre_alloc_hook+0x25/0xe0
[ 74.664615][ T681] ? __kernfs_new_node+0x4c/0x6d0
[ 74.669762][ T681] __kmalloc_track_caller+0x70/0x300
[ 74.675241][ T681] ? __kernfs_new_node+0x4c/0x6d0
[ 74.680274][ T681] kstrdup_const+0x55/0x90
[ 74.684700][ T681] __kernfs_new_node+0x4c/0x6d0
[ 74.689809][ T681] ? string+0x29f/0x2b0
[ 74.694049][ T681] ? vsnprintf+0x1a6c/0x1b30
[ 74.699069][ T681] kernfs_new_node+0x97/0x170
[ 74.703754][ T681] __kernfs_create_file+0x4a/0x270
[ 74.708858][ T681] cgroup_addrm_files+0x99e/0xeb0
[ 74.714177][ T681] ? delete_node+0x747/0x7a0
[ 74.718747][ T681] css_populate_dir+0x137/0x370
[ 74.723582][ T681] cgroup_apply_control_enable+0x5cd/0xf70
[ 74.729918][ T681] cgroup_apply_control+0x36/0x710
[ 74.735007][ T681] ? init_wait_entry+0xe0/0xe0
[ 74.739746][ T681] ? cgroup_kn_lock_live+0x1af/0x370
[ 74.745153][ T681] cgroup_subtree_control_write+0xd05/0x12d0
[ 74.751228][ T681] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 74.757637][ T681] cgroup_file_write+0x22f/0x4f0
[ 74.762575][ T681] kernfs_fop_write_iter+0x2cd/0x410
[ 74.767943][ T681] ? cgroup_seqfile_stop+0xc0/0xc0
[ 74.773044][ T681] vfs_write+0xb57/0xe50
[ 74.777277][ T681] ksys_write+0x157/0x260
[ 74.781619][ T681] __x64_sys_write+0x7b/0x90
[ 74.786197][ T681] do_syscall_64+0x34/0x70
[ 74.790795][ T681] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 74.796685][ T681] RIP: 0033:0x7fecf899e0e9
[ 74.801184][ T681] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 74.821573][ T681] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 74.830064][ T681] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 74.838017][ T681] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 74.846148][ T681] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 74.854101][ T681] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
2022/05/27 17:58:33 executed programs: 93
[ 74.862046][ T681] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 74.870368][ T681] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 74.879874][ T404] ------------[ cut here ]------------
[ 74.885404][ T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 74.894456][ T404] Modules linked in:
[ 74.898996][ T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 74.912742][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 74.922899][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 74.928537][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 74.948973][ T404] RSP: 0018:ffffc90000c87dd0 EFLAGS: 00010293
[ 74.955527][ T404] RAX: ffffffff81aeff3c RBX: ffff8881101c95e0 RCX: ffff8881026f9e80
[ 74.963591][ T404] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 74.972183][ T404] RBP: ffffc90000c87e40 R08: ffffffff81aefc67 R09: fffff52000190fb2
[ 74.980258][ T404] R10: fffff52000190fb2 R11: 1ffff92000190fb1 R12: dffffc0000000000
[ 74.988499][ T404] R13: ffff8881101c9500 R14: 00000000ffffffff R15: 0000000000000000
[ 74.996821][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 75.005832][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.012742][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506a0
[ 75.020706][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 75.028767][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 75.037107][ T404] Call Trace:
[ 75.040498][ T404] path_umount+0x1ad/0xed0
[ 75.045113][ T404] __x64_sys_umount+0xe8/0x110
[ 75.049903][ T404] do_syscall_64+0x34/0x70
[ 75.054385][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 75.060981][ T404] RIP: 0033:0x7fecf899f557
[ 75.065709][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 75.085547][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 75.094655][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 75.104203][ T404] RDX: 00007ffe21dd865a RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 75.112449][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 75.120455][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 75.130285][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 75.138295][ T404] ---[ end trace b9d4a1c636ee1477 ]---
[ 75.144000][ T404] ------------[ cut here ]------------
[ 75.149637][ T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 75.158294][ T18] !!! css_put is zero set CSS_NO_REF
[ 75.162672][ T404] Modules linked in:
[ 75.165034][ T18] !!! css_put is zero set CSS_NO_REF
[ 75.167941][ T404] CPU: 0 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 75.173470][ T689] FAULT_INJECTION: forcing a failure.
[ 75.173470][ T689] name failslab, interval 1, probability 0, space 0, times 0
[ 75.184744][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 75.197142][ T689] CPU: 1 PID: 689 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 75.207445][ T404] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 75.218682][ T689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 75.218686][ T689] Call Trace:
[ 75.218698][ T689] dump_stack+0x19c/0x1e2
[ 75.218708][ T689] should_fail+0x3f7/0x5b0
[ 75.218717][ T689] __should_failslab+0xd2/0x130
[ 75.218725][ T689] should_failslab+0x9/0x20
[ 75.218733][ T689] slab_pre_alloc_hook+0x25/0xe0
[ 75.218741][ T689] kmem_cache_alloc_trace+0x47/0x2b0
[ 75.218749][ T689] ? pids_css_alloc+0x4e/0x120
[ 75.218762][ T689] pids_css_alloc+0x4e/0x120
[ 75.224333][ T404] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 75.233985][ T689] cgroup_apply_control_enable+0x381/0xf70
[ 75.233998][ T689] cgroup_apply_control+0x36/0x710
[ 75.237592][ T404] RSP: 0018:ffffc90000c87e30 EFLAGS: 00010293
[ 75.241827][ T689] ? init_wait_entry+0xe0/0xe0
[ 75.241841][ T689] ? cgroup_kn_lock_live+0x1af/0x370
[ 75.246383][ T404]
[ 75.251052][ T689] cgroup_subtree_control_write+0xd05/0x12d0
[ 75.251067][ T689] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 75.255698][ T404] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff8881026f9e80
[ 75.260727][ T689] cgroup_file_write+0x22f/0x4f0
[ 75.260741][ T689] kernfs_fop_write_iter+0x2cd/0x410
[ 75.266159][ T404] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 75.270820][ T689] ? cgroup_seqfile_stop+0xc0/0xc0
[ 75.270834][ T689] vfs_write+0xb57/0xe50
[ 75.275759][ T404] RBP: ffffc90000c87e80 R08: ffffffff81b006e3 R09: fffff52000190fcd
[ 75.295116][ T689] ksys_write+0x157/0x260
[ 75.295126][ T689] __x64_sys_write+0x7b/0x90
[ 75.295138][ T689] do_syscall_64+0x34/0x70
[ 75.295147][ T689] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 75.295162][ T689] RIP: 0033:0x7f039e0800e9
[ 75.301204][ T404] R10: fffff52000190fcd R11: 1ffff92000190fcc R12: ffff8881101c9548
[ 75.306066][ T689] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 75.306072][ T689] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 75.306085][ T689] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 75.306096][ T689] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 75.312330][ T404] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 75.316868][ T689] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 75.316874][ T689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 75.316881][ T689] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 75.493269][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 75.502557][ T18] !!! css_put is zero set CSS_NO_REF
[ 75.502597][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.508037][ T18] !!! css_put is zero set CSS_NO_REF
[ 75.515043][ T404] CR2: 00007ffdcaaddce8 CR3: 0000000117953000 CR4: 00000000003506a0
[ 75.521649][ T691] FAULT_INJECTION: forcing a failure.
[ 75.521649][ T691] name failslab, interval 1, probability 0, space 0, times 0
[ 75.530450][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 75.543233][ T691] CPU: 1 PID: 691 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 75.550987][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 75.562451][ T691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 75.562455][ T691] Call Trace:
[ 75.562471][ T691] dump_stack+0x19c/0x1e2
[ 75.562481][ T691] should_fail+0x3f7/0x5b0
[ 75.562496][ T691] __should_failslab+0xd2/0x130
[ 75.570633][ T404] Call Trace:
[ 75.580852][ T691] should_failslab+0x9/0x20
[ 75.580864][ T691] slab_pre_alloc_hook+0x25/0xe0
[ 75.580873][ T691] kmem_cache_alloc_trace+0x47/0x2b0
[ 75.580881][ T691] ? percpu_ref_init+0xd0/0x330
[ 75.580890][ T691] percpu_ref_init+0xd0/0x330
[ 75.580899][ T691] ? cgroup_setup_root+0x8a0/0x8a0
[ 75.580908][ T691] cgroup_apply_control_enable+0x3d2/0xf70
[ 75.580928][ T691] cgroup_apply_control+0x36/0x710
[ 75.584772][ T404] __cleanup_mnt+0x19/0x20
[ 75.588768][ T691] ? init_wait_entry+0xe0/0xe0
[ 75.593182][ T404] task_work_run+0x147/0x1b0
[ 75.598021][ T691] ? cgroup_kn_lock_live+0x1af/0x370
[ 75.598034][ T691] cgroup_subtree_control_write+0xd05/0x12d0
[ 75.598045][ T691] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 75.598063][ T691] cgroup_file_write+0x22f/0x4f0
[ 75.601596][ T404] exit_to_user_mode_loop+0xc8/0xe0
[ 75.606248][ T691] kernfs_fop_write_iter+0x2cd/0x410
[ 75.606257][ T691] ? cgroup_seqfile_stop+0xc0/0xc0
[ 75.606265][ T691] vfs_write+0xb57/0xe50
[ 75.606274][ T691] ksys_write+0x157/0x260
[ 75.606287][ T691] __x64_sys_write+0x7b/0x90
[ 75.611318][ T404] syscall_exit_to_user_mode+0x77/0xa0
[ 75.616778][ T691] do_syscall_64+0x34/0x70
[ 75.616787][ T691] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 75.616795][ T691] RIP: 0033:0x7f039e0800e9
[ 75.616805][ T691] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 75.616812][ T691] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 75.616825][ T691] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 75.616831][ T691] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 75.616837][ T691] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 75.616842][ T691] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 75.616848][ T691] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 75.817456][ T404] do_syscall_64+0x40/0x70
[ 75.822009][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 75.828083][ T404] RIP: 0033:0x7fecf899f557
[ 75.834341][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 75.854609][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 75.863057][ T404] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fecf899f557
[ 75.871330][ T404] RDX: 00007ffe21dd865a RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 75.879424][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 75.887405][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 75.895386][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 75.906093][ T404] ---[ end trace b9d4a1c636ee1478 ]---
[ 75.917048][ T377] !!! css_put is zero set CSS_NO_REF
[ 75.922370][ T377] !!! css_put is zero set CSS_NO_REF
[ 75.928061][ T684] FAULT_INJECTION: forcing a failure.
[ 75.928061][ T684] name failslab, interval 1, probability 0, space 0, times 0
[ 75.941371][ T684] CPU: 0 PID: 684 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 75.953178][ T684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 75.965827][ T684] Call Trace:
[ 75.969238][ T684] dump_stack+0x19c/0x1e2
[ 75.974016][ T684] should_fail+0x3f7/0x5b0
[ 75.978531][ T684] __should_failslab+0xd2/0x130
[ 75.983377][ T684] should_failslab+0x9/0x20
[ 75.988374][ T684] slab_pre_alloc_hook+0x25/0xe0
[ 75.993301][ T684] kmem_cache_alloc_trace+0x47/0x2b0
[ 75.999169][ T684] ? percpu_ref_init+0xd0/0x330
[ 76.004000][ T684] percpu_ref_init+0xd0/0x330
[ 76.009096][ T684] ? cgroup_setup_root+0x8a0/0x8a0
[ 76.014655][ T684] cgroup_apply_control_enable+0x3d2/0xf70
[ 76.020727][ T684] cgroup_apply_control+0x36/0x710
[ 76.025966][ T684] ? init_wait_entry+0xe0/0xe0
[ 76.030894][ T684] ? cgroup_kn_lock_live+0x1af/0x370
[ 76.036423][ T684] cgroup_subtree_control_write+0xd05/0x12d0
[ 76.042378][ T684] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 76.048563][ T684] cgroup_file_write+0x22f/0x4f0
[ 76.053502][ T684] kernfs_fop_write_iter+0x2cd/0x410
[ 76.058805][ T684] ? cgroup_seqfile_stop+0xc0/0xc0
[ 76.064056][ T684] vfs_write+0xb57/0xe50
[ 76.068499][ T684] ksys_write+0x157/0x260
[ 76.072865][ T684] __x64_sys_write+0x7b/0x90
[ 76.077522][ T684] do_syscall_64+0x34/0x70
[ 76.081922][ T684] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 76.087807][ T684] RIP: 0033:0x7f075aca70e9
[ 76.092229][ T684] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 76.112994][ T684] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 76.121498][ T684] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 76.129805][ T684] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 76.138573][ T684] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 76.146821][ T684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 76.155482][ T684] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 76.194374][ T104] !!! css_put is zero set CSS_NO_REF
[ 76.199692][ T104] !!! css_put is zero set CSS_NO_REF
[ 76.205760][ T693] FAULT_INJECTION: forcing a failure.
[ 76.205760][ T693] name failslab, interval 1, probability 0, space 0, times 0
[ 76.218897][ T693] CPU: 0 PID: 693 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 76.230421][ T693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 76.240455][ T693] Call Trace:
[ 76.243847][ T693] dump_stack+0x19c/0x1e2
[ 76.248803][ T693] should_fail+0x3f7/0x5b0
[ 76.253552][ T693] __should_failslab+0xd2/0x130
[ 76.258545][ T693] should_failslab+0x9/0x20
[ 76.263049][ T693] slab_pre_alloc_hook+0x25/0xe0
[ 76.267990][ T693] ? __kernfs_new_node+0x4c/0x6d0
[ 76.273019][ T693] __kmalloc_track_caller+0x70/0x300
[ 76.278299][ T693] ? __kernfs_new_node+0x4c/0x6d0
[ 76.283299][ T693] kstrdup_const+0x55/0x90
[ 76.287689][ T693] __kernfs_new_node+0x4c/0x6d0
[ 76.292553][ T693] ? string+0x29f/0x2b0
[ 76.296696][ T693] ? vsnprintf+0x1a6c/0x1b30
[ 76.301361][ T693] kernfs_new_node+0x97/0x170
[ 76.306041][ T693] __kernfs_create_file+0x4a/0x270
[ 76.311140][ T693] cgroup_addrm_files+0x99e/0xeb0
[ 76.316145][ T693] ? delete_node+0x747/0x7a0
[ 76.320823][ T693] css_populate_dir+0x137/0x370
[ 76.326007][ T693] cgroup_apply_control_enable+0x5cd/0xf70
[ 76.331822][ T693] cgroup_apply_control+0x36/0x710
[ 76.337348][ T693] ? init_wait_entry+0xe0/0xe0
[ 76.342268][ T693] ? cgroup_kn_lock_live+0x1af/0x370
[ 76.347555][ T693] cgroup_subtree_control_write+0xd05/0x12d0
[ 76.354008][ T693] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 76.359989][ T693] cgroup_file_write+0x22f/0x4f0
[ 76.365006][ T693] kernfs_fop_write_iter+0x2cd/0x410
[ 76.370381][ T693] ? cgroup_seqfile_stop+0xc0/0xc0
[ 76.375484][ T693] vfs_write+0xb57/0xe50
[ 76.379700][ T693] ksys_write+0x157/0x260
[ 76.384011][ T693] __x64_sys_write+0x7b/0x90
[ 76.388666][ T693] do_syscall_64+0x34/0x70
[ 76.393073][ T693] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 76.398959][ T693] RIP: 0033:0x7fecf899e0e9
[ 76.403358][ T693] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 76.422949][ T693] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 76.431700][ T693] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 76.439658][ T693] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 76.447958][ T693] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 76.455908][ T693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 76.464217][ T693] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 76.472795][ T693] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 76.574586][ T377] !!! css_put is zero set CSS_NO_REF
[ 76.580415][ T377] !!! css_put is zero set CSS_NO_REF
[ 76.586017][ T377] !!! css_put is zero set CSS_NO_REF
[ 76.591534][ T668] FAULT_INJECTION: forcing a failure.
[ 76.591534][ T668] name failslab, interval 1, probability 0, space 0, times 0
[ 76.609826][ T668] CPU: 0 PID: 668 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 76.622125][ T668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 76.632201][ T668] Call Trace:
[ 76.635754][ T668] dump_stack+0x19c/0x1e2
[ 76.640644][ T668] should_fail+0x3f7/0x5b0
[ 76.645230][ T668] __should_failslab+0xd2/0x130
[ 76.650060][ T668] should_failslab+0x9/0x20
[ 76.654565][ T668] slab_pre_alloc_hook+0x25/0xe0
[ 76.659731][ T668] ? __kernfs_new_node+0x4c/0x6d0
[ 76.665687][ T668] __kmalloc_track_caller+0x70/0x300
[ 76.671393][ T668] ? __kernfs_new_node+0x4c/0x6d0
[ 76.676841][ T668] kstrdup_const+0x55/0x90
[ 76.681520][ T668] __kernfs_new_node+0x4c/0x6d0
[ 76.686819][ T668] ? string+0x29f/0x2b0
[ 76.691069][ T668] ? vsnprintf+0x1a6c/0x1b30
[ 76.695670][ T668] kernfs_new_node+0x97/0x170
[ 76.700694][ T668] __kernfs_create_file+0x4a/0x270
[ 76.705892][ T668] cgroup_addrm_files+0x99e/0xeb0
[ 76.710896][ T668] ? delete_node+0x747/0x7a0
[ 76.715521][ T668] css_populate_dir+0x137/0x370
[ 76.720442][ T668] cgroup_apply_control_enable+0x5cd/0xf70
[ 76.726545][ T668] cgroup_apply_control+0x36/0x710
[ 76.731730][ T668] ? init_wait_entry+0xe0/0xe0
[ 76.736475][ T668] ? cgroup_kn_lock_live+0x1af/0x370
[ 76.742625][ T668] cgroup_subtree_control_write+0xd05/0x12d0
[ 76.748886][ T668] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 76.755048][ T668] cgroup_file_write+0x22f/0x4f0
[ 76.760162][ T668] kernfs_fop_write_iter+0x2cd/0x410
[ 76.765521][ T668] ? cgroup_seqfile_stop+0xc0/0xc0
[ 76.770802][ T668] vfs_write+0xb57/0xe50
[ 76.775042][ T668] ksys_write+0x157/0x260
[ 76.779563][ T668] __x64_sys_write+0x7b/0x90
[ 76.784310][ T668] do_syscall_64+0x34/0x70
[ 76.788819][ T668] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 76.795063][ T668] RIP: 0033:0x7f8c017690e9
[ 76.799465][ T668] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 76.820525][ T668] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 76.829035][ T668] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 76.837138][ T668] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 76.845287][ T668] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 76.853305][ T668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 76.861600][ T668] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 76.869673][ T668] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 76.904589][ T104] !!! css_put is zero set CSS_NO_REF
[ 76.910051][ T104] !!! css_put is zero set CSS_NO_REF
[ 76.915522][ T67] !!! css_put is zero set CSS_NO_REF
[ 76.920970][ T674] FAULT_INJECTION: forcing a failure.
[ 76.920970][ T674] name failslab, interval 1, probability 0, space 0, times 0
[ 76.933867][ T674] CPU: 1 PID: 674 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 76.945699][ T674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 76.955873][ T674] Call Trace:
[ 76.959150][ T674] dump_stack+0x19c/0x1e2
[ 76.963528][ T674] should_fail+0x3f7/0x5b0
[ 76.968049][ T674] __should_failslab+0xd2/0x130
[ 76.974142][ T674] should_failslab+0x9/0x20
[ 76.978636][ T674] slab_pre_alloc_hook+0x25/0xe0
[ 76.983971][ T674] kmem_cache_alloc_trace+0x47/0x2b0
[ 76.989234][ T674] ? percpu_ref_init+0xd0/0x330
[ 76.994272][ T674] percpu_ref_init+0xd0/0x330
[ 76.998937][ T674] ? cgroup_setup_root+0x8a0/0x8a0
[ 77.004112][ T674] cgroup_apply_control_enable+0x3d2/0xf70
[ 77.010006][ T674] cgroup_apply_control+0x36/0x710
[ 77.015218][ T674] ? init_wait_entry+0xe0/0xe0
[ 77.020027][ T674] ? cgroup_kn_lock_live+0x1af/0x370
[ 77.025436][ T674] cgroup_subtree_control_write+0xd05/0x12d0
[ 77.031442][ T674] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 77.037433][ T674] cgroup_file_write+0x22f/0x4f0
[ 77.042457][ T674] kernfs_fop_write_iter+0x2cd/0x410
[ 77.047818][ T674] ? cgroup_seqfile_stop+0xc0/0xc0
[ 77.056648][ T674] vfs_write+0xb57/0xe50
[ 77.061216][ T674] ksys_write+0x157/0x260
[ 77.065666][ T674] __x64_sys_write+0x7b/0x90
[ 77.070774][ T674] do_syscall_64+0x34/0x70
[ 77.075243][ T674] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 77.081520][ T674] RIP: 0033:0x7fa66af510e9
[ 77.085918][ T674] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 77.106302][ T674] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 77.114692][ T674] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 77.122652][ T674] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 77.131139][ T674] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 77.139106][ T674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 77.147755][ T674] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 77.254398][ T377] !!! css_put is zero set CSS_NO_REF
[ 77.260266][ T377] !!! css_put is zero set CSS_NO_REF
[ 77.265872][ T665] FAULT_INJECTION: forcing a failure.
[ 77.265872][ T665] name failslab, interval 1, probability 0, space 0, times 0
[ 77.278950][ T665] CPU: 1 PID: 665 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 77.291945][ T665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 77.302160][ T665] Call Trace:
[ 77.305453][ T665] dump_stack+0x19c/0x1e2
[ 77.309774][ T665] should_fail+0x3f7/0x5b0
[ 77.314304][ T665] __should_failslab+0xd2/0x130
[ 77.319259][ T665] should_failslab+0x9/0x20
[ 77.323765][ T665] slab_pre_alloc_hook+0x25/0xe0
[ 77.328688][ T665] ? __kernfs_new_node+0x4c/0x6d0
[ 77.333714][ T665] __kmalloc_track_caller+0x70/0x300
[ 77.339167][ T665] ? __kernfs_new_node+0x4c/0x6d0
[ 77.344267][ T665] kstrdup_const+0x55/0x90
[ 77.348688][ T665] __kernfs_new_node+0x4c/0x6d0
[ 77.353531][ T665] ? string+0x29f/0x2b0
[ 77.357745][ T665] ? vsnprintf+0x1a6c/0x1b30
[ 77.362408][ T665] kernfs_new_node+0x97/0x170
[ 77.367232][ T665] __kernfs_create_file+0x4a/0x270
[ 77.372328][ T665] cgroup_addrm_files+0x99e/0xeb0
[ 77.377423][ T665] ? delete_node+0x747/0x7a0
[ 77.381993][ T665] css_populate_dir+0x137/0x370
[ 77.386902][ T665] cgroup_apply_control_enable+0x5cd/0xf70
[ 77.392708][ T665] cgroup_apply_control+0x36/0x710
[ 77.398366][ T665] ? init_wait_entry+0xe0/0xe0
[ 77.403122][ T665] ? cgroup_kn_lock_live+0x1af/0x370
[ 77.409036][ T665] cgroup_subtree_control_write+0xd05/0x12d0
[ 77.415391][ T665] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 77.422151][ T665] cgroup_file_write+0x22f/0x4f0
[ 77.427231][ T665] kernfs_fop_write_iter+0x2cd/0x410
[ 77.432671][ T665] ? cgroup_seqfile_stop+0xc0/0xc0
[ 77.437779][ T665] vfs_write+0xb57/0xe50
[ 77.442082][ T665] ksys_write+0x157/0x260
[ 77.446397][ T665] __x64_sys_write+0x7b/0x90
[ 77.452086][ T665] do_syscall_64+0x34/0x70
[ 77.456492][ T665] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 77.462496][ T665] RIP: 0033:0x7f9e961620e9
[ 77.467090][ T665] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 77.490541][ T665] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 77.499035][ T665] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 77.507090][ T665] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 77.515057][ T665] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 77.523266][ T665] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 77.531628][ T665] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 77.539986][ T665] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 77.574351][ T377] !!! css_put is zero set CSS_NO_REF
[ 77.579833][ T377] !!! css_put is zero set CSS_NO_REF
[ 77.585403][ T377] !!! css_put is zero set CSS_NO_REF
[ 77.591096][ T701] FAULT_INJECTION: forcing a failure.
[ 77.591096][ T701] name failslab, interval 1, probability 0, space 0, times 0
[ 77.603978][ T701] CPU: 1 PID: 701 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 77.616482][ T701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 77.626515][ T701] Call Trace:
[ 77.629869][ T701] dump_stack+0x19c/0x1e2
[ 77.634172][ T701] should_fail+0x3f7/0x5b0
[ 77.638569][ T701] __should_failslab+0xd2/0x130
[ 77.643661][ T701] should_failslab+0x9/0x20
[ 77.648145][ T701] slab_pre_alloc_hook+0x25/0xe0
[ 77.653118][ T701] kmem_cache_alloc_trace+0x47/0x2b0
[ 77.658384][ T701] ? percpu_ref_init+0xd0/0x330
[ 77.663644][ T701] percpu_ref_init+0xd0/0x330
[ 77.668571][ T701] ? cgroup_setup_root+0x8a0/0x8a0
[ 77.673679][ T701] cgroup_apply_control_enable+0x3d2/0xf70
[ 77.679556][ T701] cgroup_apply_control+0x36/0x710
[ 77.684748][ T701] ? init_wait_entry+0xe0/0xe0
[ 77.689500][ T701] ? cgroup_kn_lock_live+0x1af/0x370
[ 77.694768][ T701] cgroup_subtree_control_write+0xd05/0x12d0
[ 77.701258][ T701] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 77.707323][ T701] cgroup_file_write+0x22f/0x4f0
[ 77.712336][ T701] kernfs_fop_write_iter+0x2cd/0x410
[ 77.717906][ T701] ? cgroup_seqfile_stop+0xc0/0xc0
[ 77.723096][ T701] vfs_write+0xb57/0xe50
[ 77.727331][ T701] ksys_write+0x157/0x260
[ 77.731654][ T701] __x64_sys_write+0x7b/0x90
[ 77.736314][ T701] do_syscall_64+0x34/0x70
[ 77.740733][ T701] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 77.746707][ T701] RIP: 0033:0x7fecf899e0e9
[ 77.751118][ T701] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 77.771412][ T701] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 77.779833][ T701] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 77.788161][ T701] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 77.796740][ T701] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 77.804832][ T701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 77.812974][ T701] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 77.854365][ T377] !!! css_put is zero set CSS_NO_REF
[ 77.859996][ T377] !!! css_put is zero set CSS_NO_REF
[ 77.866143][ T703] FAULT_INJECTION: forcing a failure.
[ 77.866143][ T703] name failslab, interval 1, probability 0, space 0, times 0
[ 77.879514][ T703] CPU: 1 PID: 703 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 77.891456][ T703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 77.901518][ T703] Call Trace:
[ 77.904828][ T703] dump_stack+0x19c/0x1e2
[ 77.909169][ T703] should_fail+0x3f7/0x5b0
[ 77.913593][ T703] __should_failslab+0xd2/0x130
[ 77.918432][ T703] should_failslab+0x9/0x20
[ 77.923049][ T703] slab_pre_alloc_hook+0x25/0xe0
[ 77.927993][ T703] kmem_cache_alloc_trace+0x47/0x2b0
[ 77.933277][ T703] ? percpu_ref_init+0xd0/0x330
[ 77.938384][ T703] percpu_ref_init+0xd0/0x330
[ 77.943054][ T703] ? cgroup_setup_root+0x8a0/0x8a0
[ 77.948164][ T703] cgroup_apply_control_enable+0x3d2/0xf70
[ 77.954166][ T703] cgroup_apply_control+0x36/0x710
[ 77.959269][ T703] ? init_wait_entry+0xe0/0xe0
[ 77.964306][ T703] ? cgroup_kn_lock_live+0x1af/0x370
[ 77.969688][ T703] cgroup_subtree_control_write+0xd05/0x12d0
[ 77.975651][ T703] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 77.981632][ T703] cgroup_file_write+0x22f/0x4f0
[ 77.986581][ T703] kernfs_fop_write_iter+0x2cd/0x410
[ 77.991991][ T703] ? cgroup_seqfile_stop+0xc0/0xc0
[ 77.997091][ T703] vfs_write+0xb57/0xe50
[ 78.001311][ T703] ksys_write+0x157/0x260
[ 78.005705][ T703] __x64_sys_write+0x7b/0x90
[ 78.010268][ T703] do_syscall_64+0x34/0x70
[ 78.014671][ T703] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 78.020654][ T703] RIP: 0033:0x7fa66af510e9
[ 78.025049][ T703] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 78.045706][ T703] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 78.054106][ T703] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 78.062069][ T703] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 78.070203][ T703] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 78.078366][ T703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 78.086592][ T703] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 78.134375][ T67] !!! css_put is zero set CSS_NO_REF
[ 78.139875][ T67] !!! css_put is zero set CSS_NO_REF
[ 78.145568][ T712] FAULT_INJECTION: forcing a failure.
[ 78.145568][ T712] name failslab, interval 1, probability 0, space 0, times 0
[ 78.158541][ T712] CPU: 0 PID: 712 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 78.170249][ T712] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 78.180705][ T712] Call Trace:
[ 78.184270][ T712] dump_stack+0x19c/0x1e2
[ 78.188603][ T712] should_fail+0x3f7/0x5b0
[ 78.193086][ T712] __should_failslab+0xd2/0x130
[ 78.198220][ T712] should_failslab+0x9/0x20
[ 78.203497][ T712] slab_pre_alloc_hook+0x25/0xe0
[ 78.208706][ T712] ? __kernfs_new_node+0x4c/0x6d0
[ 78.213723][ T712] __kmalloc_track_caller+0x70/0x300
[ 78.219175][ T712] ? __kernfs_new_node+0x4c/0x6d0
[ 78.224369][ T712] kstrdup_const+0x55/0x90
[ 78.229028][ T712] __kernfs_new_node+0x4c/0x6d0
[ 78.234015][ T712] ? string+0x29f/0x2b0
[ 78.238178][ T712] ? vsnprintf+0x1a6c/0x1b30
[ 78.242853][ T712] kernfs_new_node+0x97/0x170
[ 78.247539][ T712] __kernfs_create_file+0x4a/0x270
[ 78.252742][ T712] cgroup_addrm_files+0x99e/0xeb0
[ 78.258011][ T712] ? delete_node+0x747/0x7a0
[ 78.262614][ T712] css_populate_dir+0x137/0x370
[ 78.267448][ T712] cgroup_apply_control_enable+0x5cd/0xf70
[ 78.273340][ T712] cgroup_apply_control+0x36/0x710
[ 78.278616][ T712] ? init_wait_entry+0xe0/0xe0
[ 78.283362][ T712] ? cgroup_kn_lock_live+0x1af/0x370
[ 78.289336][ T712] cgroup_subtree_control_write+0xd05/0x12d0
[ 78.295325][ T712] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 78.301382][ T712] cgroup_file_write+0x22f/0x4f0
[ 78.306393][ T712] kernfs_fop_write_iter+0x2cd/0x410
[ 78.311766][ T712] ? cgroup_seqfile_stop+0xc0/0xc0
[ 78.318188][ T712] vfs_write+0xb57/0xe50
[ 78.326540][ T712] ksys_write+0x157/0x260
[ 78.335353][ T712] __x64_sys_write+0x7b/0x90
[ 78.342116][ T712] do_syscall_64+0x34/0x70
[ 78.347212][ T712] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 78.353514][ T712] RIP: 0033:0x7fecf899e0e9
[ 78.357906][ T712] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 78.377634][ T712] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 78.386340][ T712] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 78.394310][ T712] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 78.403104][ T712] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 78.411073][ T712] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 78.419218][ T712] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 78.427843][ T712] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 78.437938][ T404] ------------[ cut here ]------------
[ 78.443421][ T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 78.453422][ T404] Modules linked in:
[ 78.457808][ T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 78.469444][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 78.479767][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 78.485578][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 78.506162][ T404] RSP: 0018:ffffc90000c87d58 EFLAGS: 00010293
[ 78.512489][ T404] RAX: ffffffff81aeff3c RBX: ffff8881102eb160 RCX: ffff8881026f9e80
[ 78.520955][ T404] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 78.529111][ T404] RBP: ffffc90000c87dc8 R08: ffffffff81aefc67 R09: fffff52000190fa3
[ 78.537187][ T404] R10: fffff52000190fa3 R11: 1ffff92000190fa2 R12: dffffc0000000000
[ 78.545331][ T404] R13: ffff8881102eb080 R14: 00000000ffffffff R15: 0000000000000000
[ 78.553290][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 78.562476][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 78.569049][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506a0
[ 78.577157][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 78.585329][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 78.593401][ T404] Call Trace:
[ 78.596707][ T404] ? init_wait_entry+0xe0/0xe0
[ 78.601721][ T404] ? up_write+0x68/0x140
[ 78.605975][ T404] namespace_unlock+0x377/0x420
[ 78.610804][ T404] path_umount+0xe23/0xed0
[ 78.615219][ T404] __x64_sys_umount+0xe8/0x110
[ 78.619970][ T404] do_syscall_64+0x34/0x70
[ 78.624419][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 78.630391][ T404] RIP: 0033:0x7fecf899f557
[ 78.634820][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 78.655224][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 78.663734][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 78.671747][ T404] RDX: 00007ffe21dd865a RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 78.679803][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 78.687805][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 78.696075][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 78.704211][ T404] ---[ end trace b9d4a1c636ee1479 ]---
[ 78.710002][ T404] ------------[ cut here ]------------
[ 78.715692][ T404] WARNING: CPU: 1 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 78.724860][ T404] Modules linked in:
[ 78.728895][ T404] CPU: 1 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 78.740771][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 78.751023][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 78.756758][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 78.776795][ T404] RSP: 0018:ffffc90000c87dd0 EFLAGS: 00010293
[ 78.783024][ T404] RAX: ffffffff81aeff3c RBX: ffff8881102eb160 RCX: ffff8881026f9e80
[ 78.791025][ T404] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 78.799206][ T404] RBP: ffffc90000c87e40 R08: ffffffff81aefc67 R09: fffff52000190fb2
[ 78.807808][ T404] R10: fffff52000190fb2 R11: 1ffff92000190fb1 R12: dffffc0000000000
[ 78.815887][ T404] R13: ffff8881102eb080 R14: 00000000fffffffe R15: 0000000000000000
[ 78.823932][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 78.833144][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 78.839849][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506a0
[ 78.847865][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 78.855986][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 78.864037][ T404] Call Trace:
[ 78.867339][ T404] path_umount+0x1ad/0xed0
[ 78.871761][ T404] __x64_sys_umount+0xe8/0x110
[ 78.876535][ T404] do_syscall_64+0x34/0x70
[ 78.881036][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 78.886931][ T404] RIP: 0033:0x7fecf899f557
[ 78.891553][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 78.911907][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 78.920970][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 78.929167][ T404] RDX: 00007ffe21dd865a RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 78.937155][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 78.945492][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 78.953780][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 78.961929][ T404] ---[ end trace b9d4a1c636ee147a ]---
[ 78.967532][ T18] !!! css_put is zero set CSS_NO_REF
[ 78.972855][ T23] !!! css_put is zero set CSS_NO_REF
[ 78.978544][ T714] FAULT_INJECTION: forcing a failure.
[ 78.978544][ T714] name failslab, interval 1, probability 0, space 0, times 0
[ 78.991515][ T714] CPU: 1 PID: 714 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 79.003278][ T714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 79.013321][ T714] Call Trace:
[ 79.016613][ T714] dump_stack+0x19c/0x1e2
[ 79.020922][ T714] should_fail+0x3f7/0x5b0
[ 79.025491][ T714] __should_failslab+0xd2/0x130
[ 79.030440][ T714] should_failslab+0x9/0x20
[ 79.035371][ T714] slab_pre_alloc_hook+0x25/0xe0
[ 79.040465][ T714] ? __kernfs_new_node+0x4c/0x6d0
[ 79.045507][ T714] __kmalloc_track_caller+0x70/0x300
[ 79.051722][ T714] ? __kernfs_new_node+0x4c/0x6d0
[ 79.056830][ T714] kstrdup_const+0x55/0x90
[ 79.061250][ T714] __kernfs_new_node+0x4c/0x6d0
[ 79.066091][ T714] ? string+0x29f/0x2b0
[ 79.070596][ T714] ? vsnprintf+0x1a6c/0x1b30
[ 79.075182][ T714] kernfs_new_node+0x97/0x170
[ 79.079841][ T714] __kernfs_create_file+0x4a/0x270
[ 79.084942][ T714] cgroup_addrm_files+0x99e/0xeb0
[ 79.090222][ T714] ? delete_node+0x747/0x7a0
[ 79.095396][ T714] css_populate_dir+0x137/0x370
[ 79.100241][ T714] cgroup_apply_control_enable+0x5cd/0xf70
[ 79.106141][ T714] cgroup_apply_control+0x36/0x710
[ 79.111250][ T714] ? init_wait_entry+0xe0/0xe0
[ 79.116112][ T714] ? cgroup_kn_lock_live+0x1af/0x370
[ 79.121920][ T714] cgroup_subtree_control_write+0xd05/0x12d0
[ 79.127941][ T714] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 79.133919][ T714] cgroup_file_write+0x22f/0x4f0
[ 79.139070][ T714] kernfs_fop_write_iter+0x2cd/0x410
[ 79.144427][ T714] ? cgroup_seqfile_stop+0xc0/0xc0
[ 79.149526][ T714] vfs_write+0xb57/0xe50
[ 79.153746][ T714] ksys_write+0x157/0x260
[ 79.158330][ T714] __x64_sys_write+0x7b/0x90
[ 79.162939][ T714] do_syscall_64+0x34/0x70
[ 79.167425][ T714] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 79.173386][ T714] RIP: 0033:0x7fa66af510e9
[ 79.177788][ T714] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 79.197703][ T714] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 79.206122][ T714] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 79.214076][ T714] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 79.222040][ T714] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 79.230094][ T714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 79.238317][ T714] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 79.246548][ T714] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 79.258820][ T411] ------------[ cut here ]------------
[ 79.264342][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 79.273443][ T411] Modules linked in:
[ 79.277359][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 79.288880][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 79.298938][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 79.304653][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 79.324459][ T411] RSP: 0018:ffffc90000ef7dd0 EFLAGS: 00010293
[ 79.330528][ T411] RAX: ffffffff81aeff3c RBX: ffff8881120d6260 RCX: ffff888107a73d00
[ 79.339055][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 79.347039][ T411] RBP: ffffc90000ef7e40 R08: ffffffff81aefc67 R09: fffff520001defb2
[ 79.355094][ T411] R10: fffff520001defb2 R11: 1ffff920001defb1 R12: dffffc0000000000
[ 79.363219][ T411] R13: ffff8881120d6180 R14: 00000000ffffffff R15: 0000000000000000
[ 79.371888][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 79.380845][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.387425][ T411] CR2: 0000555555f9cb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 79.395394][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 79.403345][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 79.411488][ T411] Call Trace:
[ 79.414856][ T411] path_umount+0x1ad/0xed0
[ 79.419252][ T411] __x64_sys_umount+0xe8/0x110
[ 79.424013][ T411] do_syscall_64+0x34/0x70
[ 79.428434][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 79.434331][ T411] RIP: 0033:0x7fa66af52557
[ 79.438752][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 79.458632][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 79.467140][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 79.475186][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 79.483135][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 79.491182][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 79.499231][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 79.507278][ T411] ---[ end trace b9d4a1c636ee147b ]---
[ 79.512905][ T411] ------------[ cut here ]------------
[ 79.518613][ T104] !!! css_put is zero set CSS_NO_REF
[ 79.520559][ T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 79.524018][ T104] !!! css_put is zero set CSS_NO_REF
[ 79.532537][ T411] Modules linked in:
[ 79.542014][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 79.553971][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 79.554259][ T709] FAULT_INJECTION: forcing a failure.
[ 79.554259][ T709] name failslab, interval 1, probability 0, space 0, times 0
[ 79.564252][ T411] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 79.577010][ T709] CPU: 1 PID: 709 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 79.582745][ T411] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 79.593618][ T709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 79.593621][ T709] Call Trace:
[ 79.593636][ T709] dump_stack+0x19c/0x1e2
[ 79.593647][ T709] should_fail+0x3f7/0x5b0
[ 79.593656][ T709] __should_failslab+0xd2/0x130
[ 79.593665][ T709] should_failslab+0x9/0x20
[ 79.593673][ T709] slab_pre_alloc_hook+0x25/0xe0
[ 79.593689][ T709] kmem_cache_alloc_trace+0x47/0x2b0
[ 79.613617][ T411] RSP: 0018:ffffc90000ef7e30 EFLAGS: 00010293
[ 79.623331][ T709] ? percpu_ref_init+0xd0/0x330
[ 79.623342][ T709] percpu_ref_init+0xd0/0x330
[ 79.623352][ T709] ? cgroup_setup_root+0x8a0/0x8a0
[ 79.623361][ T709] cgroup_apply_control_enable+0x3d2/0xf70
[ 79.623376][ T709] cgroup_apply_control+0x36/0x710
[ 79.626745][ T411]
[ 79.630943][ T709] ? init_wait_entry+0xe0/0xe0
[ 79.630953][ T709] ? cgroup_kn_lock_live+0x1af/0x370
[ 79.630969][ T709] cgroup_subtree_control_write+0xd05/0x12d0
[ 79.635824][ T411] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a73d00
[ 79.640558][ T709] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 79.640568][ T709] cgroup_file_write+0x22f/0x4f0
[ 79.640584][ T709] kernfs_fop_write_iter+0x2cd/0x410
[ 79.645106][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 79.650143][ T709] ? cgroup_seqfile_stop+0xc0/0xc0
[ 79.650152][ T709] vfs_write+0xb57/0xe50
[ 79.650165][ T709] ksys_write+0x157/0x260
[ 79.655636][ T411] RBP: ffffc90000ef7e80 R08: ffffffff81b006e3 R09: fffff520001defcd
[ 79.661682][ T709] __x64_sys_write+0x7b/0x90
[ 79.661694][ T709] do_syscall_64+0x34/0x70
[ 79.661712][ T709] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 79.666656][ T411] R10: fffff520001defcd R11: 1ffff920001defcc R12: ffff8881120d61c8
[ 79.671266][ T709] RIP: 0033:0x7f9e961620e9
[ 79.671276][ T709] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 79.671287][ T709] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246
[ 79.676970][ T411] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 79.682749][ T709] ORIG_RAX: 0000000000000001
[ 79.682756][ T709] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 79.682763][ T709] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 79.682769][ T709] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 79.682774][ T709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 79.682787][ T709] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 79.687998][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 79.884390][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.891068][ T411] CR2: 00007fecf88f2ff8 CR3: 0000000117878000 CR4: 00000000003506b0
[ 79.895493][ T18] !!! css_put is zero set CSS_NO_REF
[ 79.899060][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 79.905501][ T18] !!! css_put is zero set CSS_NO_REF
[ 79.913301][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 79.919712][ T722] FAULT_INJECTION: forcing a failure.
[ 79.919712][ T722] name failslab, interval 1, probability 0, space 0, times 0
[ 79.926328][ T411] Call Trace:
[ 79.939422][ T722] CPU: 1 PID: 722 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 79.942482][ T411] __cleanup_mnt+0x19/0x20
[ 79.954159][ T722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 79.954164][ T722] Call Trace:
[ 79.954184][ T722] dump_stack+0x19c/0x1e2
[ 79.954195][ T722] should_fail+0x3f7/0x5b0
[ 79.954204][ T722] __should_failslab+0xd2/0x130
[ 79.954212][ T722] should_failslab+0x9/0x20
2022/05/27 17:58:38 executed programs: 108
[ 79.954220][ T722] slab_pre_alloc_hook+0x25/0xe0
[ 79.954229][ T722] ? __kernfs_new_node+0x4c/0x6d0
[ 79.954237][ T722] __kmalloc_track_caller+0x70/0x300
[ 79.954245][ T722] ? __kernfs_new_node+0x4c/0x6d0
[ 79.954263][ T722] kstrdup_const+0x55/0x90
[ 79.959504][ T411] task_work_run+0x147/0x1b0
[ 79.969474][ T722] __kernfs_new_node+0x4c/0x6d0
[ 79.969482][ T722] ? string+0x29f/0x2b0
[ 79.969490][ T722] ? vsnprintf+0x1a6c/0x1b30
[ 79.969504][ T722] kernfs_new_node+0x97/0x170
[ 79.972967][ T411] exit_to_user_mode_loop+0xc8/0xe0
[ 79.977238][ T722] __kernfs_create_file+0x4a/0x270
[ 79.977249][ T722] cgroup_addrm_files+0x99e/0xeb0
[ 79.977262][ T722] ? delete_node+0x747/0x7a0
[ 79.981682][ T411] syscall_exit_to_user_mode+0x77/0xa0
[ 79.986494][ T722] css_populate_dir+0x137/0x370
[ 79.986507][ T722] cgroup_apply_control_enable+0x5cd/0xf70
[ 79.986518][ T722] cgroup_apply_control+0x36/0x710
[ 79.986527][ T722] ? init_wait_entry+0xe0/0xe0
[ 79.986544][ T722] ? cgroup_kn_lock_live+0x1af/0x370
[ 79.991643][ T411] do_syscall_64+0x40/0x70
[ 79.996504][ T722] cgroup_subtree_control_write+0xd05/0x12d0
[ 79.996518][ T722] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 79.996526][ T722] cgroup_file_write+0x22f/0x4f0
[ 79.996536][ T722] kernfs_fop_write_iter+0x2cd/0x410
[ 79.996549][ T722] ? cgroup_seqfile_stop+0xc0/0xc0
[ 79.996567][ T722] vfs_write+0xb57/0xe50
[ 80.001638][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 80.006919][ T722] ksys_write+0x157/0x260
[ 80.006929][ T722] __x64_sys_write+0x7b/0x90
[ 80.006943][ T722] do_syscall_64+0x34/0x70
[ 80.012036][ T411] RIP: 0033:0x7fa66af52557
[ 80.016516][ T722] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 80.016527][ T722] RIP: 0033:0x7f9e961620e9
[ 80.016537][ T722] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 80.016543][ T722] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 80.016558][ T722] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 80.016591][ T722] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 80.021672][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 80.026510][ T722] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 80.026517][ T722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 80.026524][ T722] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 80.028611][ T722] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 80.030714][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 80.276166][ T18] !!! css_put is zero set CSS_NO_REF
[ 80.276214][ T411] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa66af52557
[ 80.281657][ T18] !!! css_put is zero set CSS_NO_REF
[ 80.281674][ T18] !!! css_put is zero set CSS_NO_REF
[ 80.289868][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 80.295432][ T724] FAULT_INJECTION: forcing a failure.
[ 80.295432][ T724] name failslab, interval 1, probability 0, space 0, times 0
[ 80.300888][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 80.308633][ T724] CPU: 1 PID: 724 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 80.321196][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 80.328995][ T724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 80.329000][ T724] Call Trace:
[ 80.329015][ T724] dump_stack+0x19c/0x1e2
[ 80.329026][ T724] should_fail+0x3f7/0x5b0
[ 80.329040][ T724] __should_failslab+0xd2/0x130
[ 80.341059][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 80.348871][ T724] should_failslab+0x9/0x20
[ 80.348882][ T724] slab_pre_alloc_hook+0x25/0xe0
[ 80.348891][ T724] kmem_cache_alloc_trace+0x47/0x2b0
[ 80.348902][ T724] ? percpu_ref_init+0xd0/0x330
[ 80.348910][ T724] percpu_ref_init+0xd0/0x330
[ 80.348920][ T724] ? cgroup_setup_root+0x8a0/0x8a0
[ 80.348930][ T724] cgroup_apply_control_enable+0x3d2/0xf70
[ 80.348948][ T724] cgroup_apply_control+0x36/0x710
[ 80.359373][ T411] ---[ end trace b9d4a1c636ee147c ]---
[ 80.362257][ T724] ? init_wait_entry+0xe0/0xe0
[ 80.362267][ T724] ? cgroup_kn_lock_live+0x1af/0x370
[ 80.362283][ T724] cgroup_subtree_control_write+0xd05/0x12d0
[ 80.446150][ T724] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 80.452197][ T724] cgroup_file_write+0x22f/0x4f0
[ 80.457110][ T724] kernfs_fop_write_iter+0x2cd/0x410
[ 80.462457][ T724] ? cgroup_seqfile_stop+0xc0/0xc0
[ 80.467555][ T724] vfs_write+0xb57/0xe50
[ 80.471811][ T724] ksys_write+0x157/0x260
[ 80.476237][ T724] __x64_sys_write+0x7b/0x90
[ 80.480831][ T724] do_syscall_64+0x34/0x70
[ 80.485255][ T724] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 80.491141][ T724] RIP: 0033:0x7f9e961620e9
[ 80.495556][ T724] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 80.515339][ T724] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 80.523733][ T724] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 80.531796][ T724] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 80.539840][ T724] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 80.549385][ T724] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 80.559309][ T724] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 80.594346][ T377] !!! css_put is zero set CSS_NO_REF
[ 80.599751][ T377] !!! css_put is zero set CSS_NO_REF
[ 80.606489][ T707] FAULT_INJECTION: forcing a failure.
[ 80.606489][ T707] name failslab, interval 1, probability 0, space 0, times 0
[ 80.619099][ T707] CPU: 0 PID: 707 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 80.630619][ T707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 80.640658][ T707] Call Trace:
[ 80.644123][ T707] dump_stack+0x19c/0x1e2
[ 80.648440][ T707] should_fail+0x3f7/0x5b0
[ 80.653221][ T707] __should_failslab+0xd2/0x130
[ 80.658063][ T707] should_failslab+0x9/0x20
[ 80.662640][ T707] slab_pre_alloc_hook+0x25/0xe0
[ 80.667562][ T707] kmem_cache_alloc_trace+0x47/0x2b0
[ 80.672859][ T707] ? percpu_ref_init+0xd0/0x330
[ 80.677691][ T707] percpu_ref_init+0xd0/0x330
[ 80.682910][ T707] ? cgroup_setup_root+0x8a0/0x8a0
[ 80.688002][ T707] cgroup_apply_control_enable+0x3d2/0xf70
[ 80.693781][ T707] cgroup_apply_control+0x36/0x710
[ 80.699134][ T707] ? init_wait_entry+0xe0/0xe0
[ 80.703969][ T707] ? cgroup_kn_lock_live+0x1af/0x370
[ 80.709341][ T707] cgroup_subtree_control_write+0xd05/0x12d0
[ 80.715292][ T707] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 80.721251][ T707] cgroup_file_write+0x22f/0x4f0
[ 80.726247][ T707] kernfs_fop_write_iter+0x2cd/0x410
[ 80.731609][ T707] ? cgroup_seqfile_stop+0xc0/0xc0
[ 80.736715][ T707] vfs_write+0xb57/0xe50
[ 80.741049][ T707] ksys_write+0x157/0x260
[ 80.745616][ T707] __x64_sys_write+0x7b/0x90
[ 80.750283][ T707] do_syscall_64+0x34/0x70
[ 80.754772][ T707] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 80.760723][ T707] RIP: 0033:0x7f039e0800e9
[ 80.765197][ T707] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 80.784874][ T707] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 80.793267][ T707] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 80.801317][ T707] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 80.809281][ T707] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 80.817536][ T707] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 80.826030][ T707] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 80.894374][ T104] !!! css_put is zero set CSS_NO_REF
[ 80.899961][ T67] !!! css_put is zero set CSS_NO_REF
[ 80.905758][ T730] FAULT_INJECTION: forcing a failure.
[ 80.905758][ T730] name failslab, interval 1, probability 0, space 0, times 0
[ 80.918494][ T730] CPU: 1 PID: 730 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 80.930007][ T730] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 80.940045][ T730] Call Trace:
[ 80.943446][ T730] dump_stack+0x19c/0x1e2
[ 80.947838][ T730] should_fail+0x3f7/0x5b0
[ 80.952234][ T730] __should_failslab+0xd2/0x130
[ 80.957070][ T730] should_failslab+0x9/0x20
[ 80.961669][ T730] slab_pre_alloc_hook+0x25/0xe0
[ 80.967404][ T730] kmem_cache_alloc_trace+0x47/0x2b0
[ 80.972682][ T730] ? percpu_ref_init+0xd0/0x330
[ 80.977510][ T730] percpu_ref_init+0xd0/0x330
[ 80.982393][ T730] ? cgroup_setup_root+0x8a0/0x8a0
[ 80.987508][ T730] cgroup_apply_control_enable+0x3d2/0xf70
[ 80.993308][ T730] cgroup_apply_control+0x36/0x710
[ 80.998411][ T730] ? init_wait_entry+0xe0/0xe0
[ 81.003208][ T730] ? cgroup_kn_lock_live+0x1af/0x370
[ 81.008469][ T730] cgroup_subtree_control_write+0xd05/0x12d0
[ 81.014518][ T730] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 81.020486][ T730] cgroup_file_write+0x22f/0x4f0
[ 81.025425][ T730] kernfs_fop_write_iter+0x2cd/0x410
[ 81.030779][ T730] ? cgroup_seqfile_stop+0xc0/0xc0
[ 81.035901][ T730] vfs_write+0xb57/0xe50
[ 81.040472][ T730] ksys_write+0x157/0x260
[ 81.045129][ T730] __x64_sys_write+0x7b/0x90
[ 81.049879][ T730] do_syscall_64+0x34/0x70
[ 81.054386][ T730] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 81.060264][ T730] RIP: 0033:0x7f039e0800e9
[ 81.064675][ T730] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 81.085921][ T730] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 81.094505][ T730] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 81.102462][ T730] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 81.110675][ T730] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 81.118717][ T730] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 81.126767][ T730] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 81.137718][ T406] ------------[ cut here ]------------
[ 81.143609][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 81.152619][ T406] Modules linked in:
[ 81.156547][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 81.168154][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 81.178222][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 81.183855][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 81.203936][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 81.210822][ T406] RAX: ffffffff81aeff3c RBX: ffff8881120d7d60 RCX: ffff8881026f8000
[ 81.218814][ T406] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 81.226821][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 81.234820][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 81.242969][ T406] R13: ffff8881120d7c80 R14: 00000000fffffffe R15: 0000000000000000
[ 81.251131][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 81.260276][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 81.267084][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 81.275749][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 81.283889][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 81.291988][ T406] Call Trace:
[ 81.295305][ T406] ? init_wait_entry+0xe0/0xe0
[ 81.300092][ T406] ? up_write+0x68/0x140
[ 81.304370][ T406] namespace_unlock+0x377/0x420
[ 81.309321][ T406] path_umount+0xe23/0xed0
[ 81.313717][ T406] __x64_sys_umount+0xe8/0x110
[ 81.318527][ T406] do_syscall_64+0x34/0x70
[ 81.322932][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 81.329007][ T406] RIP: 0033:0x7f039e081557
[ 81.333423][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 81.353514][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 81.361975][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 81.369992][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 81.378040][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 81.386325][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 81.394565][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 81.402540][ T406] ---[ end trace b9d4a1c636ee147d ]---
[ 81.409214][ T406] ------------[ cut here ]------------
[ 81.414893][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 81.423900][ T406] Modules linked in:
[ 81.427871][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 81.440023][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 81.450441][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 81.456077][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 81.475983][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 81.482057][ T406] RAX: ffffffff81aeff3c RBX: ffff8881120d7d60 RCX: ffff8881026f8000
[ 81.490232][ T406] RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 0000000000000000
[ 81.498214][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 81.506281][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 81.514335][ T406] R13: ffff8881120d7c80 R14: 00000000fffffffd R15: 0000000000000000
[ 81.522465][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 81.531409][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 81.538872][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 81.546850][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 81.555249][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 81.563310][ T406] Call Trace:
[ 81.566602][ T406] path_umount+0x1ad/0xed0
[ 81.571084][ T406] __x64_sys_umount+0xe8/0x110
[ 81.575845][ T406] do_syscall_64+0x34/0x70
[ 81.580370][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 81.586338][ T406] RIP: 0033:0x7f039e081557
[ 81.590733][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 81.611477][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 81.620836][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 81.629275][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 81.637598][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 81.645920][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 81.654145][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 81.662586][ T406] ---[ end trace b9d4a1c636ee147e ]---
[ 81.668380][ T104] !!! css_put is zero set CSS_NO_REF
[ 81.673972][ T67] !!! css_put is zero set CSS_NO_REF
[ 81.680112][ T720] FAULT_INJECTION: forcing a failure.
[ 81.680112][ T720] name failslab, interval 1, probability 0, space 0, times 0
[ 81.693898][ T720] CPU: 1 PID: 720 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 81.705420][ T720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 81.715577][ T720] Call Trace:
[ 81.718853][ T720] dump_stack+0x19c/0x1e2
[ 81.723569][ T720] should_fail+0x3f7/0x5b0
[ 81.728417][ T720] __should_failslab+0xd2/0x130
[ 81.733270][ T720] should_failslab+0x9/0x20
[ 81.737862][ T720] slab_pre_alloc_hook+0x25/0xe0
[ 81.743846][ T720] ? __kernfs_new_node+0x4c/0x6d0
[ 81.748871][ T720] __kmalloc_track_caller+0x70/0x300
[ 81.754401][ T720] ? __kernfs_new_node+0x4c/0x6d0
[ 81.759405][ T720] kstrdup_const+0x55/0x90
[ 81.763816][ T720] __kernfs_new_node+0x4c/0x6d0
[ 81.768747][ T720] ? string+0x29f/0x2b0
[ 81.772887][ T720] ? vsnprintf+0x1a6c/0x1b30
[ 81.777553][ T720] kernfs_new_node+0x97/0x170
[ 81.782571][ T720] __kernfs_create_file+0x4a/0x270
[ 81.787674][ T720] cgroup_addrm_files+0x99e/0xeb0
[ 81.792687][ T720] ? delete_node+0x747/0x7a0
[ 81.797258][ T720] css_populate_dir+0x137/0x370
[ 81.802108][ T720] cgroup_apply_control_enable+0x5cd/0xf70
[ 81.807974][ T720] cgroup_apply_control+0x36/0x710
[ 81.813059][ T720] ? init_wait_entry+0xe0/0xe0
[ 81.817826][ T720] ? cgroup_kn_lock_live+0x1af/0x370
[ 81.823196][ T720] cgroup_subtree_control_write+0xd05/0x12d0
[ 81.829150][ T720] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 81.835109][ T720] cgroup_file_write+0x22f/0x4f0
[ 81.840014][ T720] kernfs_fop_write_iter+0x2cd/0x410
[ 81.845270][ T720] ? cgroup_seqfile_stop+0xc0/0xc0
[ 81.850350][ T720] vfs_write+0xb57/0xe50
[ 81.854673][ T720] ksys_write+0x157/0x260
[ 81.858975][ T720] __x64_sys_write+0x7b/0x90
[ 81.863545][ T720] do_syscall_64+0x34/0x70
[ 81.867965][ T720] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 81.873832][ T720] RIP: 0033:0x7fecf899e0e9
[ 81.878479][ T720] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 81.898411][ T720] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 81.906804][ T720] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 81.914765][ T720] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 81.922970][ T720] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 81.931009][ T720] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 81.938961][ T720] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 81.947907][ T720] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 82.014603][ T67] !!! css_put is zero set CSS_NO_REF
[ 82.020114][ T104] !!! css_put is zero set CSS_NO_REF
[ 82.025599][ T104] !!! css_put is zero set CSS_NO_REF
[ 82.031019][ T708] FAULT_INJECTION: forcing a failure.
[ 82.031019][ T708] name failslab, interval 1, probability 0, space 0, times 0
[ 82.043754][ T708] CPU: 1 PID: 708 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 82.055359][ T708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 82.065772][ T708] Call Trace:
[ 82.069052][ T708] dump_stack+0x19c/0x1e2
[ 82.073353][ T708] should_fail+0x3f7/0x5b0
[ 82.077735][ T708] __should_failslab+0xd2/0x130
[ 82.082589][ T708] should_failslab+0x9/0x20
[ 82.087169][ T708] slab_pre_alloc_hook+0x25/0xe0
[ 82.092176][ T708] ? __kernfs_new_node+0x4c/0x6d0
[ 82.097569][ T708] __kmalloc_track_caller+0x70/0x300
[ 82.102835][ T708] ? __kernfs_new_node+0x4c/0x6d0
[ 82.108032][ T708] kstrdup_const+0x55/0x90
[ 82.112432][ T708] __kernfs_new_node+0x4c/0x6d0
[ 82.117253][ T708] ? string+0x29f/0x2b0
[ 82.121699][ T708] ? vsnprintf+0x1a6c/0x1b30
[ 82.126372][ T708] kernfs_new_node+0x97/0x170
[ 82.131025][ T708] __kernfs_create_file+0x4a/0x270
[ 82.136119][ T708] cgroup_addrm_files+0x99e/0xeb0
[ 82.141313][ T708] ? delete_node+0x747/0x7a0
[ 82.146001][ T708] css_populate_dir+0x137/0x370
[ 82.151346][ T708] cgroup_apply_control_enable+0x5cd/0xf70
[ 82.157145][ T708] cgroup_apply_control+0x36/0x710
[ 82.162518][ T708] ? init_wait_entry+0xe0/0xe0
[ 82.167345][ T708] ? cgroup_kn_lock_live+0x1af/0x370
[ 82.172772][ T708] cgroup_subtree_control_write+0xd05/0x12d0
[ 82.179339][ T708] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 82.185311][ T708] cgroup_file_write+0x22f/0x4f0
[ 82.190296][ T708] kernfs_fop_write_iter+0x2cd/0x410
[ 82.195593][ T708] ? cgroup_seqfile_stop+0xc0/0xc0
[ 82.200703][ T708] vfs_write+0xb57/0xe50
[ 82.204944][ T708] ksys_write+0x157/0x260
[ 82.209276][ T708] __x64_sys_write+0x7b/0x90
[ 82.213845][ T708] do_syscall_64+0x34/0x70
[ 82.218251][ T708] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 82.224447][ T708] RIP: 0033:0x7f075aca70e9
[ 82.229282][ T708] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 82.249962][ T708] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 82.258439][ T708] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 82.266484][ T708] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 82.274457][ T708] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 82.282514][ T708] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 82.290646][ T708] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 82.298697][ T708] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 82.344335][ T23] !!! css_put is zero set CSS_NO_REF
[ 82.349760][ T23] !!! css_put is zero set CSS_NO_REF
[ 82.355375][ T23] !!! css_put is zero set CSS_NO_REF
[ 82.360841][ T706] FAULT_INJECTION: forcing a failure.
[ 82.360841][ T706] name failslab, interval 1, probability 0, space 0, times 0
[ 82.373715][ T706] CPU: 0 PID: 706 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 82.386018][ T706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 82.396142][ T706] Call Trace:
[ 82.399424][ T706] dump_stack+0x19c/0x1e2
[ 82.403818][ T706] should_fail+0x3f7/0x5b0
[ 82.408477][ T706] __should_failslab+0xd2/0x130
[ 82.413651][ T706] should_failslab+0x9/0x20
[ 82.418128][ T706] slab_pre_alloc_hook+0x25/0xe0
[ 82.423138][ T706] kmem_cache_alloc_trace+0x47/0x2b0
[ 82.428523][ T706] ? percpu_ref_init+0xd0/0x330
[ 82.433364][ T706] percpu_ref_init+0xd0/0x330
[ 82.438140][ T706] ? cgroup_setup_root+0x8a0/0x8a0
[ 82.443234][ T706] cgroup_apply_control_enable+0x3d2/0xf70
[ 82.449124][ T706] cgroup_apply_control+0x36/0x710
[ 82.454214][ T706] ? init_wait_entry+0xe0/0xe0
[ 82.458965][ T706] ? cgroup_kn_lock_live+0x1af/0x370
[ 82.464235][ T706] cgroup_subtree_control_write+0xd05/0x12d0
[ 82.470221][ T706] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 82.476224][ T706] cgroup_file_write+0x22f/0x4f0
[ 82.481255][ T706] kernfs_fop_write_iter+0x2cd/0x410
[ 82.486541][ T706] ? cgroup_seqfile_stop+0xc0/0xc0
[ 82.491633][ T706] vfs_write+0xb57/0xe50
[ 82.495859][ T706] ksys_write+0x157/0x260
[ 82.500169][ T706] __x64_sys_write+0x7b/0x90
[ 82.504733][ T706] do_syscall_64+0x34/0x70
[ 82.509226][ T706] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 82.515373][ T706] RIP: 0033:0x7f8c017690e9
[ 82.519788][ T706] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 82.540434][ T706] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 82.549115][ T706] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 82.557689][ T706] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 82.565746][ T706] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 82.578225][ T706] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 82.586393][ T706] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 82.634381][ T104] !!! css_put is zero set CSS_NO_REF
[ 82.640181][ T104] !!! css_put is zero set CSS_NO_REF
[ 82.646100][ T735] FAULT_INJECTION: forcing a failure.
[ 82.646100][ T735] name failslab, interval 1, probability 0, space 0, times 0
[ 82.659097][ T735] CPU: 0 PID: 735 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 82.670629][ T735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 82.681026][ T735] Call Trace:
[ 82.684367][ T735] dump_stack+0x19c/0x1e2
[ 82.688897][ T735] should_fail+0x3f7/0x5b0
[ 82.693308][ T735] __should_failslab+0xd2/0x130
[ 82.698155][ T735] should_failslab+0x9/0x20
[ 82.703017][ T735] slab_pre_alloc_hook+0x25/0xe0
[ 82.708624][ T735] ? __kernfs_new_node+0x4c/0x6d0
[ 82.713814][ T735] __kmalloc_track_caller+0x70/0x300
[ 82.719529][ T735] ? __kernfs_new_node+0x4c/0x6d0
[ 82.724555][ T735] kstrdup_const+0x55/0x90
[ 82.728979][ T735] __kernfs_new_node+0x4c/0x6d0
[ 82.733930][ T735] ? string+0x29f/0x2b0
[ 82.738172][ T735] ? vsnprintf+0x1a6c/0x1b30
[ 82.742743][ T735] kernfs_new_node+0x97/0x170
[ 82.747419][ T735] __kernfs_create_file+0x4a/0x270
[ 82.752541][ T735] cgroup_addrm_files+0x99e/0xeb0
[ 82.757720][ T735] ? delete_node+0x747/0x7a0
[ 82.762399][ T735] css_populate_dir+0x137/0x370
[ 82.767410][ T735] cgroup_apply_control_enable+0x5cd/0xf70
[ 82.773479][ T735] cgroup_apply_control+0x36/0x710
[ 82.778691][ T735] ? init_wait_entry+0xe0/0xe0
[ 82.783720][ T735] ? cgroup_kn_lock_live+0x1af/0x370
[ 82.789013][ T735] cgroup_subtree_control_write+0xd05/0x12d0
[ 82.795005][ T735] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 82.801091][ T735] cgroup_file_write+0x22f/0x4f0
[ 82.806480][ T735] kernfs_fop_write_iter+0x2cd/0x410
[ 82.811926][ T735] ? cgroup_seqfile_stop+0xc0/0xc0
[ 82.817203][ T735] vfs_write+0xb57/0xe50
[ 82.821426][ T735] ksys_write+0x157/0x260
[ 82.825826][ T735] __x64_sys_write+0x7b/0x90
[ 82.830663][ T735] do_syscall_64+0x34/0x70
[ 82.835066][ T735] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 82.840941][ T735] RIP: 0033:0x7f9e961620e9
[ 82.846080][ T735] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 82.866452][ T735] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 82.875342][ T735] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 82.883411][ T735] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 82.891379][ T735] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 82.899429][ T735] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 82.908157][ T735] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 82.916269][ T735] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 82.954424][ T67] !!! css_put is zero set CSS_NO_REF
[ 82.959926][ T67] !!! css_put is zero set CSS_NO_REF
[ 82.965551][ T67] !!! css_put is zero set CSS_NO_REF
[ 82.971451][ T742] FAULT_INJECTION: forcing a failure.
[ 82.971451][ T742] name failslab, interval 1, probability 0, space 0, times 0
[ 82.984647][ T742] CPU: 1 PID: 742 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 82.996447][ T742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 83.006738][ T742] Call Trace:
[ 83.010103][ T742] dump_stack+0x19c/0x1e2
[ 83.014761][ T742] should_fail+0x3f7/0x5b0
[ 83.019158][ T742] __should_failslab+0xd2/0x130
[ 83.023995][ T742] should_failslab+0x9/0x20
[ 83.028478][ T742] slab_pre_alloc_hook+0x25/0xe0
[ 83.033395][ T742] ? __kernfs_new_node+0x4c/0x6d0
[ 83.038573][ T742] __kmalloc_track_caller+0x70/0x300
[ 83.044182][ T742] ? __kernfs_new_node+0x4c/0x6d0
[ 83.050088][ T742] kstrdup_const+0x55/0x90
[ 83.054672][ T742] __kernfs_new_node+0x4c/0x6d0
[ 83.059581][ T742] ? string+0x29f/0x2b0
[ 83.063709][ T742] ? vsnprintf+0x1a6c/0x1b30
[ 83.068331][ T742] kernfs_new_node+0x97/0x170
[ 83.073086][ T742] __kernfs_create_file+0x4a/0x270
[ 83.078446][ T742] cgroup_addrm_files+0x99e/0xeb0
[ 83.083479][ T742] ? delete_node+0x747/0x7a0
[ 83.088204][ T742] css_populate_dir+0x137/0x370
[ 83.093073][ T742] cgroup_apply_control_enable+0x5cd/0xf70
[ 83.098872][ T742] cgroup_apply_control+0x36/0x710
[ 83.103973][ T742] ? init_wait_entry+0xe0/0xe0
[ 83.108727][ T742] ? cgroup_kn_lock_live+0x1af/0x370
[ 83.114256][ T742] cgroup_subtree_control_write+0xd05/0x12d0
[ 83.120296][ T742] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 83.126245][ T742] cgroup_file_write+0x22f/0x4f0
[ 83.131238][ T742] kernfs_fop_write_iter+0x2cd/0x410
[ 83.136547][ T742] ? cgroup_seqfile_stop+0xc0/0xc0
[ 83.141665][ T742] vfs_write+0xb57/0xe50
[ 83.145986][ T742] ksys_write+0x157/0x260
[ 83.150352][ T742] __x64_sys_write+0x7b/0x90
[ 83.155109][ T742] do_syscall_64+0x34/0x70
[ 83.159681][ T742] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 83.165567][ T742] RIP: 0033:0x7fa66af510e9
[ 83.169976][ T742] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 83.189825][ T742] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 83.198213][ T742] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 83.206161][ T742] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 83.214393][ T742] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 83.222346][ T742] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 83.230411][ T742] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 83.238626][ T742] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 83.274357][ T67] !!! css_put is zero set CSS_NO_REF
[ 83.279876][ T67] !!! css_put is zero set CSS_NO_REF
[ 83.285876][ T67] !!! css_put is zero set CSS_NO_REF
[ 83.291523][ T744] FAULT_INJECTION: forcing a failure.
[ 83.291523][ T744] name failslab, interval 1, probability 0, space 0, times 0
[ 83.304984][ T744] CPU: 1 PID: 744 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 83.316506][ T744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 83.326545][ T744] Call Trace:
[ 83.329918][ T744] dump_stack+0x19c/0x1e2
[ 83.334241][ T744] should_fail+0x3f7/0x5b0
[ 83.338633][ T744] __should_failslab+0xd2/0x130
[ 83.343465][ T744] should_failslab+0x9/0x20
[ 83.347963][ T744] slab_pre_alloc_hook+0x25/0xe0
[ 83.352888][ T744] kmem_cache_alloc_trace+0x47/0x2b0
[ 83.358145][ T744] ? percpu_ref_init+0xd0/0x330
[ 83.363226][ T744] percpu_ref_init+0xd0/0x330
[ 83.368061][ T744] ? cgroup_setup_root+0x8a0/0x8a0
[ 83.373428][ T744] cgroup_apply_control_enable+0x3d2/0xf70
[ 83.379307][ T744] cgroup_apply_control+0x36/0x710
[ 83.384395][ T744] ? init_wait_entry+0xe0/0xe0
[ 83.389218][ T744] ? cgroup_kn_lock_live+0x1af/0x370
[ 83.394575][ T744] cgroup_subtree_control_write+0xd05/0x12d0
[ 83.400625][ T744] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 83.406589][ T744] cgroup_file_write+0x22f/0x4f0
[ 83.411498][ T744] kernfs_fop_write_iter+0x2cd/0x410
[ 83.416763][ T744] ? cgroup_seqfile_stop+0xc0/0xc0
[ 83.421851][ T744] vfs_write+0xb57/0xe50
[ 83.426378][ T744] ksys_write+0x157/0x260
[ 83.430777][ T744] __x64_sys_write+0x7b/0x90
[ 83.435351][ T744] do_syscall_64+0x34/0x70
[ 83.439790][ T744] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 83.445662][ T744] RIP: 0033:0x7f8c017690e9
[ 83.450238][ T744] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 83.469840][ T744] RSP: 002b:00007f8c016df168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 83.478226][ T744] RAX: ffffffffffffffda RBX: 00007f8c0187bf60 RCX: 00007f8c017690e9
[ 83.486171][ T744] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 83.494208][ T744] RBP: 00007f8c016df1d0 R08: 0000000000000000 R09: 0000000000000000
[ 83.502179][ T744] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 83.510137][ T744] R13: 00007ffc6cf4f0af R14: 00007f8c016df300 R15: 0000000000022000
[ 83.564529][ T67] !!! css_put is zero set CSS_NO_REF
[ 83.569882][ T67] !!! css_put is zero set CSS_NO_REF
[ 83.575481][ T740] FAULT_INJECTION: forcing a failure.
[ 83.575481][ T740] name failslab, interval 1, probability 0, space 0, times 0
[ 83.588137][ T740] CPU: 0 PID: 740 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 83.599666][ T740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 83.609706][ T740] Call Trace:
[ 83.612983][ T740] dump_stack+0x19c/0x1e2
[ 83.617295][ T740] should_fail+0x3f7/0x5b0
[ 83.621691][ T740] __should_failslab+0xd2/0x130
[ 83.626697][ T740] should_failslab+0x9/0x20
[ 83.631171][ T740] slab_pre_alloc_hook+0x25/0xe0
[ 83.636187][ T740] ? __kernfs_new_node+0x4c/0x6d0
[ 83.641190][ T740] __kmalloc_track_caller+0x70/0x300
[ 83.646545][ T740] ? __kernfs_new_node+0x4c/0x6d0
[ 83.651552][ T740] kstrdup_const+0x55/0x90
[ 83.655992][ T740] __kernfs_new_node+0x4c/0x6d0
[ 83.661395][ T740] ? string+0x29f/0x2b0
[ 83.665618][ T740] ? vsnprintf+0x1a6c/0x1b30
[ 83.670182][ T740] kernfs_new_node+0x97/0x170
[ 83.674847][ T740] __kernfs_create_file+0x4a/0x270
[ 83.679951][ T740] cgroup_addrm_files+0x99e/0xeb0
[ 83.685144][ T740] ? delete_node+0x747/0x7a0
[ 83.689788][ T740] css_populate_dir+0x137/0x370
[ 83.694623][ T740] cgroup_apply_control_enable+0x5cd/0xf70
[ 83.700670][ T740] cgroup_apply_control+0x36/0x710
[ 83.705756][ T740] ? init_wait_entry+0xe0/0xe0
[ 83.710580][ T740] ? cgroup_kn_lock_live+0x1af/0x370
[ 83.715955][ T740] cgroup_subtree_control_write+0xd05/0x12d0
[ 83.722011][ T740] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 83.728111][ T740] cgroup_file_write+0x22f/0x4f0
[ 83.733046][ T740] kernfs_fop_write_iter+0x2cd/0x410
[ 83.738315][ T740] ? cgroup_seqfile_stop+0xc0/0xc0
[ 83.743491][ T740] vfs_write+0xb57/0xe50
[ 83.747839][ T740] ksys_write+0x157/0x260
[ 83.752438][ T740] __x64_sys_write+0x7b/0x90
[ 83.757009][ T740] do_syscall_64+0x34/0x70
[ 83.761452][ T740] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 83.767347][ T740] RIP: 0033:0x7fecf899e0e9
[ 83.771755][ T740] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 83.791558][ T740] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 83.799963][ T740] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 83.808120][ T740] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 83.816096][ T740] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 83.824080][ T740] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 83.832585][ T740] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 83.841019][ T740] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 83.874429][ T377] !!! css_put is zero set CSS_NO_REF
[ 83.880017][ T377] !!! css_put is zero set CSS_NO_REF
[ 83.886393][ T377] !!! css_put is zero set CSS_NO_REF
[ 83.892169][ T745] FAULT_INJECTION: forcing a failure.
[ 83.892169][ T745] name failslab, interval 1, probability 0, space 0, times 0
[ 83.905044][ T745] CPU: 0 PID: 745 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 83.916742][ T745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 83.926773][ T745] Call Trace:
[ 83.930182][ T745] dump_stack+0x19c/0x1e2
[ 83.934514][ T745] should_fail+0x3f7/0x5b0
[ 83.939021][ T745] __should_failslab+0xd2/0x130
[ 83.943947][ T745] should_failslab+0x9/0x20
[ 83.948428][ T745] slab_pre_alloc_hook+0x25/0xe0
[ 83.953448][ T745] kmem_cache_alloc_trace+0x47/0x2b0
[ 83.958807][ T745] ? percpu_ref_init+0xd0/0x330
[ 83.963648][ T745] percpu_ref_init+0xd0/0x330
[ 83.968519][ T745] ? cgroup_setup_root+0x8a0/0x8a0
[ 83.973891][ T745] cgroup_apply_control_enable+0x3d2/0xf70
[ 83.979703][ T745] cgroup_apply_control+0x36/0x710
[ 83.984903][ T745] ? init_wait_entry+0xe0/0xe0
[ 83.989659][ T745] ? cgroup_kn_lock_live+0x1af/0x370
[ 83.994941][ T745] cgroup_subtree_control_write+0xd05/0x12d0
[ 84.000921][ T745] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 84.007085][ T745] cgroup_file_write+0x22f/0x4f0
[ 84.012273][ T745] kernfs_fop_write_iter+0x2cd/0x410
[ 84.017643][ T745] ? cgroup_seqfile_stop+0xc0/0xc0
[ 84.022755][ T745] vfs_write+0xb57/0xe50
[ 84.026972][ T745] ksys_write+0x157/0x260
[ 84.031277][ T745] __x64_sys_write+0x7b/0x90
[ 84.035839][ T745] do_syscall_64+0x34/0x70
[ 84.040230][ T745] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 84.046106][ T745] RIP: 0033:0x7f039e0800e9
[ 84.050616][ T745] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 84.070476][ T745] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 84.078886][ T745] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 84.087204][ T745] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 84.095170][ T745] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 84.103308][ T745] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 84.111273][ T745] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 84.122065][ T406] ------------[ cut here ]------------
[ 84.127740][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 84.136834][ T406] Modules linked in:
[ 84.140915][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 84.152600][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 84.162686][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 84.168519][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 84.188170][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 84.194421][ T406] RAX: ffffffff81aeff3c RBX: ffff8881102ea6e0 RCX: ffff8881026f8000
[ 84.203116][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 84.211434][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 84.219434][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 84.227556][ T406] R13: ffff8881102ea600 R14: 00000000ffffffff R15: 0000000000000000
[ 84.235665][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 84.244635][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 84.251800][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 84.259945][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 84.268161][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 84.276359][ T406] Call Trace:
[ 84.279939][ T406] ? init_wait_entry+0xe0/0xe0
[ 84.284726][ T406] ? up_write+0x68/0x140
[ 84.289000][ T406] namespace_unlock+0x377/0x420
[ 84.294177][ T406] path_umount+0xe23/0xed0
[ 84.298644][ T406] __x64_sys_umount+0xe8/0x110
[ 84.303665][ T406] do_syscall_64+0x34/0x70
[ 84.308108][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 84.314184][ T406] RIP: 0033:0x7f039e081557
[ 84.318641][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 84.339524][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 84.348230][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 84.356324][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 84.365105][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 84.373335][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 84.381344][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 84.389520][ T406] ---[ end trace b9d4a1c636ee147f ]---
[ 84.395391][ T406] ------------[ cut here ]------------
[ 84.400943][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 84.410066][ T406] Modules linked in:
[ 84.413976][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 84.414349][ T382] !!! css_put is zero set CSS_NO_REF
[ 84.425706][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 84.431249][ T382] !!! css_put is zero set CSS_NO_REF
[ 84.441581][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 84.441595][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 84.458870][ T751] FAULT_INJECTION: forcing a failure.
[ 84.458870][ T751] name failslab, interval 1, probability 0, space 0, times 0
[ 84.472478][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 84.472490][ T406] RAX: ffffffff81aeff3c RBX: ffff8881102ea6e0 RCX: ffff8881026f8000
[ 84.472497][ T406] RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 0000000000000000
[ 84.472504][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 84.472510][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 84.472523][ T406] R13: ffff8881102ea600 R14: 00000000fffffffd R15: 0000000000000000
[ 84.506490][ T751] CPU: 0 PID: 751 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 84.507999][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 84.516020][ T751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 84.516024][ T751] Call Trace:
[ 84.516038][ T751] dump_stack+0x19c/0x1e2
[ 84.516052][ T751] should_fail+0x3f7/0x5b0
[ 84.524168][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 84.532206][ T751] __should_failslab+0xd2/0x130
[ 84.532215][ T751] should_failslab+0x9/0x20
[ 84.532222][ T751] slab_pre_alloc_hook+0x25/0xe0
[ 84.532231][ T751] ? __kernfs_new_node+0x4c/0x6d0
[ 84.532245][ T751] __kmalloc_track_caller+0x70/0x300
[ 84.544267][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 84.553137][ T751] ? __kernfs_new_node+0x4c/0x6d0
[ 84.563190][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 84.566440][ T751] kstrdup_const+0x55/0x90
[ 84.566455][ T751] __kernfs_new_node+0x4c/0x6d0
[ 84.570882][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 84.575540][ T751] ? string+0x29f/0x2b0
[ 84.575549][ T751] ? vsnprintf+0x1a6c/0x1b30
[ 84.575558][ T751] kernfs_new_node+0x97/0x170
[ 84.575567][ T751] __kernfs_create_file+0x4a/0x270
[ 84.575578][ T751] cgroup_addrm_files+0x99e/0xeb0
[ 84.575593][ T751] ? delete_node+0x747/0x7a0
[ 84.582146][ T406] Call Trace:
[ 84.587081][ T751] css_populate_dir+0x137/0x370
[ 84.587096][ T751] cgroup_apply_control_enable+0x5cd/0xf70
[ 84.591578][ T406] path_umount+0x1ad/0xed0
[ 84.596664][ T751] cgroup_apply_control+0x36/0x710
[ 84.596673][ T751] ? init_wait_entry+0xe0/0xe0
[ 84.596686][ T751] ? cgroup_kn_lock_live+0x1af/0x370
[ 84.601779][ T406] __x64_sys_umount+0xe8/0x110
[ 84.607145][ T751] cgroup_subtree_control_write+0xd05/0x12d0
[ 84.607162][ T751] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 84.615128][ T406] do_syscall_64+0x34/0x70
[ 84.620373][ T751] cgroup_file_write+0x22f/0x4f0
[ 84.628534][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 84.633008][ T751] kernfs_fop_write_iter+0x2cd/0x410
[ 84.637887][ T406] RIP: 0033:0x7f039e081557
[ 84.645908][ T751] ? cgroup_seqfile_stop+0xc0/0xc0
[ 84.645925][ T751] vfs_write+0xb57/0xe50
[ 84.650172][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 84.654757][ T751] ksys_write+0x157/0x260
[ 84.654769][ T751] __x64_sys_write+0x7b/0x90
[ 84.654778][ T751] do_syscall_64+0x34/0x70
[ 84.654799][ T751] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 84.659546][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246
[ 84.664634][ T751] RIP: 0033:0x7fa66af510e9
[ 84.664646][ T751] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 84.664651][ T751] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 84.669831][ T406] ORIG_RAX: 00000000000000a6
[ 84.674572][ T751] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 84.674578][ T751] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 84.674583][ T751] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 84.674589][ T751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 84.674594][ T751] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 84.675841][ T751] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 84.677864][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 84.677871][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 84.677878][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 84.677884][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 84.677895][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 84.935615][ T406] ---[ end trace b9d4a1c636ee1480 ]---
[ 84.964425][ T382] !!! css_put is zero set CSS_NO_REF
[ 84.969903][ T382] !!! css_put is zero set CSS_NO_REF
[ 84.975743][ T67] !!! css_put is zero set CSS_NO_REF
[ 84.981430][ T759] FAULT_INJECTION: forcing a failure.
[ 84.981430][ T759] name failslab, interval 1, probability 0, space 0, times 0
[ 84.994635][ T759] CPU: 0 PID: 759 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 85.006396][ T759] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 85.016767][ T759] Call Trace:
[ 85.020259][ T759] dump_stack+0x19c/0x1e2
[ 85.024594][ T759] should_fail+0x3f7/0x5b0
[ 85.029088][ T759] __should_failslab+0xd2/0x130
[ 85.033910][ T759] should_failslab+0x9/0x20
[ 85.038421][ T759] slab_pre_alloc_hook+0x25/0xe0
[ 85.043520][ T759] ? __kernfs_new_node+0x4c/0x6d0
[ 85.048893][ T759] __kmalloc_track_caller+0x70/0x300
[ 85.054181][ T759] ? __kernfs_new_node+0x4c/0x6d0
[ 85.059492][ T759] kstrdup_const+0x55/0x90
[ 85.064474][ T759] __kernfs_new_node+0x4c/0x6d0
[ 85.069316][ T759] ? string+0x29f/0x2b0
[ 85.073536][ T759] ? vsnprintf+0x1a6c/0x1b30
[ 85.078270][ T759] kernfs_new_node+0x97/0x170
[ 85.083117][ T759] __kernfs_create_file+0x4a/0x270
[ 85.088211][ T759] cgroup_addrm_files+0x99e/0xeb0
[ 85.093299][ T759] ? delete_node+0x747/0x7a0
[ 85.097869][ T759] css_populate_dir+0x137/0x370
[ 85.102716][ T759] cgroup_apply_control_enable+0x5cd/0xf70
[ 85.108822][ T759] cgroup_apply_control+0x36/0x710
[ 85.114101][ T759] ? init_wait_entry+0xe0/0xe0
[ 85.119401][ T759] ? cgroup_kn_lock_live+0x1af/0x370
[ 85.124808][ T759] cgroup_subtree_control_write+0xd05/0x12d0
[ 85.130880][ T759] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 85.136867][ T759] cgroup_file_write+0x22f/0x4f0
[ 85.141890][ T759] kernfs_fop_write_iter+0x2cd/0x410
[ 85.147628][ T759] ? cgroup_seqfile_stop+0xc0/0xc0
[ 85.152913][ T759] vfs_write+0xb57/0xe50
[ 85.157226][ T759] ksys_write+0x157/0x260
[ 85.161533][ T759] __x64_sys_write+0x7b/0x90
[ 85.166186][ T759] do_syscall_64+0x34/0x70
[ 85.171480][ T759] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 85.179997][ T759] RIP: 0033:0x7f039e0800e9
[ 85.186917][ T759] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 85.209252][ T759] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 85.217644][ T759] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
2022/05/27 17:58:43 executed programs: 122
[ 85.225799][ T759] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 85.233857][ T759] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 85.241818][ T759] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 85.249878][ T759] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 85.258327][ T759] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 85.314469][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.319789][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.325499][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.331094][ T756] FAULT_INJECTION: forcing a failure.
[ 85.331094][ T756] name failslab, interval 1, probability 0, space 0, times 0
[ 85.344112][ T756] CPU: 0 PID: 756 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 85.355636][ T756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 85.366019][ T756] Call Trace:
[ 85.369296][ T756] dump_stack+0x19c/0x1e2
[ 85.373592][ T756] should_fail+0x3f7/0x5b0
[ 85.377975][ T756] __should_failslab+0xd2/0x130
[ 85.382816][ T756] should_failslab+0x9/0x20
[ 85.387302][ T756] slab_pre_alloc_hook+0x25/0xe0
[ 85.392305][ T756] ? __kernfs_new_node+0x4c/0x6d0
[ 85.397388][ T756] __kmalloc_track_caller+0x70/0x300
[ 85.402903][ T756] ? __kernfs_new_node+0x4c/0x6d0
[ 85.407903][ T756] kstrdup_const+0x55/0x90
[ 85.412288][ T756] __kernfs_new_node+0x4c/0x6d0
[ 85.417104][ T756] ? string+0x29f/0x2b0
[ 85.421233][ T756] ? vsnprintf+0x1a6c/0x1b30
[ 85.425890][ T756] kernfs_new_node+0x97/0x170
[ 85.430532][ T756] __kernfs_create_file+0x4a/0x270
[ 85.435703][ T756] cgroup_addrm_files+0x99e/0xeb0
[ 85.440695][ T756] ? delete_node+0x747/0x7a0
[ 85.445251][ T756] css_populate_dir+0x137/0x370
[ 85.450069][ T756] cgroup_apply_control_enable+0x5cd/0xf70
[ 85.455849][ T756] cgroup_apply_control+0x36/0x710
[ 85.460960][ T756] ? init_wait_entry+0xe0/0xe0
[ 85.465692][ T756] ? cgroup_kn_lock_live+0x1af/0x370
[ 85.470946][ T756] cgroup_subtree_control_write+0xd05/0x12d0
[ 85.476903][ T756] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 85.482852][ T756] cgroup_file_write+0x22f/0x4f0
[ 85.487871][ T756] kernfs_fop_write_iter+0x2cd/0x410
[ 85.493758][ T756] ? cgroup_seqfile_stop+0xc0/0xc0
[ 85.498858][ T756] vfs_write+0xb57/0xe50
[ 85.503078][ T756] ksys_write+0x157/0x260
[ 85.507387][ T756] __x64_sys_write+0x7b/0x90
[ 85.511988][ T756] do_syscall_64+0x34/0x70
[ 85.516577][ T756] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 85.522660][ T756] RIP: 0033:0x7fecf899e0e9
[ 85.527757][ T756] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 85.548183][ T756] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 85.556960][ T756] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 85.564999][ T756] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 85.572970][ T756] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 85.580992][ T756] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 85.588952][ T756] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 85.597234][ T756] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 85.654397][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.659995][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.666820][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.672558][ T748] FAULT_INJECTION: forcing a failure.
[ 85.672558][ T748] name failslab, interval 1, probability 0, space 0, times 0
[ 85.685812][ T748] CPU: 1 PID: 748 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 85.697341][ T748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 85.708085][ T748] Call Trace:
[ 85.711371][ T748] dump_stack+0x19c/0x1e2
[ 85.715711][ T748] should_fail+0x3f7/0x5b0
[ 85.720121][ T748] __should_failslab+0xd2/0x130
[ 85.724963][ T748] should_failslab+0x9/0x20
[ 85.729727][ T748] slab_pre_alloc_hook+0x25/0xe0
[ 85.734665][ T748] kmem_cache_alloc_trace+0x47/0x2b0
[ 85.739960][ T748] ? percpu_ref_init+0xd0/0x330
[ 85.744807][ T748] percpu_ref_init+0xd0/0x330
[ 85.749558][ T748] ? cgroup_setup_root+0x8a0/0x8a0
[ 85.754835][ T748] cgroup_apply_control_enable+0x3d2/0xf70
[ 85.761000][ T748] cgroup_apply_control+0x36/0x710
[ 85.766365][ T748] ? init_wait_entry+0xe0/0xe0
[ 85.774011][ T748] ? cgroup_kn_lock_live+0x1af/0x370
[ 85.779280][ T748] cgroup_subtree_control_write+0xd05/0x12d0
[ 85.785261][ T748] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 85.791517][ T748] cgroup_file_write+0x22f/0x4f0
[ 85.796731][ T748] kernfs_fop_write_iter+0x2cd/0x410
[ 85.802091][ T748] ? cgroup_seqfile_stop+0xc0/0xc0
[ 85.807634][ T748] vfs_write+0xb57/0xe50
[ 85.811860][ T748] ksys_write+0x157/0x260
[ 85.816168][ T748] __x64_sys_write+0x7b/0x90
[ 85.820738][ T748] do_syscall_64+0x34/0x70
[ 85.825142][ T748] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 85.831024][ T748] RIP: 0033:0x7f9e961620e9
[ 85.835941][ T748] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 85.855975][ T748] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 85.864368][ T748] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 85.872420][ T748] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 85.880474][ T748] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 85.889418][ T748] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 85.899741][ T748] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 85.934435][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.940051][ T377] !!! css_put is zero set CSS_NO_REF
[ 85.945908][ T754] FAULT_INJECTION: forcing a failure.
[ 85.945908][ T754] name failslab, interval 1, probability 0, space 0, times 0
[ 85.959272][ T754] CPU: 0 PID: 754 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 85.971192][ T754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 85.981528][ T754] Call Trace:
[ 85.984803][ T754] dump_stack+0x19c/0x1e2
[ 85.989123][ T754] should_fail+0x3f7/0x5b0
[ 85.993541][ T754] __should_failslab+0xd2/0x130
[ 85.998564][ T754] should_failslab+0x9/0x20
[ 86.003183][ T754] slab_pre_alloc_hook+0x25/0xe0
[ 86.008202][ T754] ? __kernfs_new_node+0x4c/0x6d0
[ 86.013612][ T754] __kmalloc_track_caller+0x70/0x300
[ 86.018893][ T754] ? __kernfs_new_node+0x4c/0x6d0
[ 86.023903][ T754] kstrdup_const+0x55/0x90
[ 86.028392][ T754] __kernfs_new_node+0x4c/0x6d0
[ 86.033320][ T754] ? string+0x29f/0x2b0
[ 86.037751][ T754] ? vsnprintf+0x1a6c/0x1b30
[ 86.042341][ T754] kernfs_new_node+0x97/0x170
[ 86.047257][ T754] __kernfs_create_file+0x4a/0x270
[ 86.052365][ T754] cgroup_addrm_files+0x99e/0xeb0
[ 86.062404][ T754] ? delete_node+0x747/0x7a0
[ 86.067018][ T754] css_populate_dir+0x137/0x370
[ 86.072555][ T754] cgroup_apply_control_enable+0x5cd/0xf70
[ 86.078539][ T754] cgroup_apply_control+0x36/0x710
[ 86.083628][ T754] ? init_wait_entry+0xe0/0xe0
[ 86.088402][ T754] ? cgroup_kn_lock_live+0x1af/0x370
[ 86.093670][ T754] cgroup_subtree_control_write+0xd05/0x12d0
[ 86.099657][ T754] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 86.105632][ T754] cgroup_file_write+0x22f/0x4f0
[ 86.110583][ T754] kernfs_fop_write_iter+0x2cd/0x410
[ 86.116235][ T754] ? cgroup_seqfile_stop+0xc0/0xc0
[ 86.121337][ T754] vfs_write+0xb57/0xe50
[ 86.125567][ T754] ksys_write+0x157/0x260
[ 86.129959][ T754] __x64_sys_write+0x7b/0x90
[ 86.134605][ T754] do_syscall_64+0x34/0x70
[ 86.139025][ T754] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 86.144902][ T754] RIP: 0033:0x7f8c017690e9
[ 86.149295][ T754] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 86.169256][ T754] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 86.178113][ T754] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 86.186088][ T754] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 86.195727][ T754] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 86.204416][ T754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 86.212599][ T754] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 86.222135][ T754] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 86.231331][ T412] ------------[ cut here ]------------
[ 86.237980][ T412] WARNING: CPU: 0 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 86.247601][ T412] Modules linked in:
[ 86.251874][ T412] CPU: 0 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 86.263864][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 86.273995][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 86.279914][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 86.301928][ T412] RSP: 0018:ffffc90000f07dd0 EFLAGS: 00010293
[ 86.308012][ T412] RAX: ffffffff81aeff3c RBX: ffff8881120d69e0 RCX: ffff888107a75b80
[ 86.316221][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 86.324185][ T412] RBP: ffffc90000f07e40 R08: ffffffff81aefc67 R09: fffff520001e0fb2
[ 86.332344][ T412] R10: fffff520001e0fb2 R11: 1ffff920001e0fb1 R12: dffffc0000000000
[ 86.340905][ T412] R13: ffff8881120d6900 R14: 00000000ffffffff R15: 0000000000000000
[ 86.349709][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 86.358669][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 86.365281][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506b0
[ 86.373712][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 86.381736][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 86.389911][ T412] Call Trace:
[ 86.393190][ T412] path_umount+0x1ad/0xed0
[ 86.397785][ T412] __x64_sys_umount+0xe8/0x110
[ 86.402542][ T412] do_syscall_64+0x34/0x70
[ 86.407184][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 86.413251][ T412] RIP: 0033:0x7f8c0176a557
[ 86.417704][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 86.438265][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 86.446958][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 86.456172][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 86.464605][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 86.472586][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 86.480697][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 86.489317][ T412] ---[ end trace b9d4a1c636ee1481 ]---
[ 86.495261][ T412] ------------[ cut here ]------------
[ 86.500991][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 86.510044][ T412] Modules linked in:
[ 86.514406][ T104] !!! css_put is zero set CSS_NO_REF
[ 86.514646][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 86.519936][ T104] !!! css_put is zero set CSS_NO_REF
[ 86.532474][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 86.538846][ T736] FAULT_INJECTION: forcing a failure.
[ 86.538846][ T736] name failslab, interval 1, probability 0, space 0, times 0
[ 86.548587][ T412] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 86.561352][ T736] CPU: 0 PID: 736 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 86.566657][ T412] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 86.578217][ T736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 86.578221][ T736] Call Trace:
[ 86.578233][ T736] dump_stack+0x19c/0x1e2
[ 86.578249][ T736] should_fail+0x3f7/0x5b0
[ 86.598618][ T412] RSP: 0018:ffffc90000f07e30 EFLAGS: 00010293
[ 86.608486][ T736] __should_failslab+0xd2/0x130
[ 86.608494][ T736] should_failslab+0x9/0x20
[ 86.608508][ T736] slab_pre_alloc_hook+0x25/0xe0
[ 86.611852][ T412]
[ 86.616069][ T736] kmem_cache_alloc_trace+0x47/0x2b0
[ 86.616079][ T736] ? percpu_ref_init+0xd0/0x330
[ 86.616088][ T736] percpu_ref_init+0xd0/0x330
[ 86.616102][ T736] ? cgroup_setup_root+0x8a0/0x8a0
[ 86.620588][ T412] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a75b80
[ 86.626631][ T736] cgroup_apply_control_enable+0x3d2/0xf70
[ 86.626642][ T736] cgroup_apply_control+0x36/0x710
[ 86.626650][ T736] ? init_wait_entry+0xe0/0xe0
[ 86.626663][ T736] ? cgroup_kn_lock_live+0x1af/0x370
[ 86.631506][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 86.635972][ T736] cgroup_subtree_control_write+0xd05/0x12d0
[ 86.635983][ T736] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 86.635997][ T736] cgroup_file_write+0x22f/0x4f0
[ 86.640917][ T412] RBP: ffffc90000f07e80 R08: ffffffff81b006e3 R09: fffff520001e0fcd
[ 86.643303][ T736] kernfs_fop_write_iter+0x2cd/0x410
[ 86.643316][ T736] ? cgroup_seqfile_stop+0xc0/0xc0
[ 86.648591][ T412] R10: fffff520001e0fcd R11: 1ffff920001e0fcc R12: ffff8881120d6948
[ 86.653585][ T736] vfs_write+0xb57/0xe50
[ 86.653598][ T736] ksys_write+0x157/0x260
[ 86.658288][ T412] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 86.663535][ T736] __x64_sys_write+0x7b/0x90
[ 86.663550][ T736] do_syscall_64+0x34/0x70
[ 86.672143][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 86.678079][ T736] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 86.678088][ T736] RIP: 0033:0x7f075aca70e9
[ 86.678097][ T736] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 86.678108][ T736] RSP: 002b:00007f075abfc168 EFLAGS: 00000246
[ 86.683825][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 86.689002][ T736] ORIG_RAX: 0000000000000001
[ 86.689009][ T736] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 86.689015][ T736] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 86.689021][ T736] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 86.689026][ T736] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 86.689038][ T736] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 86.694331][ T412] CR2: 00005555574e6b38 CR3: 0000000116423000 CR4: 00000000003506a0
[ 86.883016][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 86.892103][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 86.894501][ T104] !!! css_put is zero set CSS_NO_REF
[ 86.900456][ T412] Call Trace:
[ 86.907412][ T104] !!! css_put is zero set CSS_NO_REF
[ 86.910336][ T412] __cleanup_mnt+0x19/0x20
[ 86.915110][ T769] FAULT_INJECTION: forcing a failure.
[ 86.915110][ T769] name failslab, interval 1, probability 0, space 0, times 0
[ 86.919215][ T412] task_work_run+0x147/0x1b0
[ 86.932252][ T769] CPU: 0 PID: 769 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 86.936507][ T412] exit_to_user_mode_loop+0xc8/0xe0
[ 86.947872][ T769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 86.947876][ T769] Call Trace:
[ 86.947887][ T769] dump_stack+0x19c/0x1e2
[ 86.947897][ T769] should_fail+0x3f7/0x5b0
[ 86.947910][ T769] __should_failslab+0xd2/0x130
[ 86.953197][ T412] syscall_exit_to_user_mode+0x77/0xa0
[ 86.963115][ T769] should_failslab+0x9/0x20
[ 86.963125][ T769] slab_pre_alloc_hook+0x25/0xe0
[ 86.963133][ T769] kmem_cache_alloc_trace+0x47/0x2b0
[ 86.963147][ T769] ? percpu_ref_init+0xd0/0x330
[ 86.966510][ T412] do_syscall_64+0x40/0x70
[ 86.970905][ T769] percpu_ref_init+0xd0/0x330
[ 86.970913][ T769] ? cgroup_setup_root+0x8a0/0x8a0
[ 86.970927][ T769] cgroup_apply_control_enable+0x3d2/0xf70
[ 86.975884][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 86.980475][ T769] cgroup_apply_control+0x36/0x710
[ 86.980485][ T769] ? init_wait_entry+0xe0/0xe0
[ 86.980502][ T769] ? cgroup_kn_lock_live+0x1af/0x370
[ 86.986025][ T412] RIP: 0033:0x7f8c0176a557
[ 86.990528][ T769] cgroup_subtree_control_write+0xd05/0x12d0
[ 86.990547][ T769] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 86.996372][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 87.000946][ T769] cgroup_file_write+0x22f/0x4f0
[ 87.000958][ T769] kernfs_fop_write_iter+0x2cd/0x410
[ 87.000977][ T769] ? cgroup_seqfile_stop+0xc0/0xc0
[ 87.006152][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246
[ 87.010215][ T769] vfs_write+0xb57/0xe50
[ 87.010229][ T769] ksys_write+0x157/0x260
[ 87.015223][ T412] ORIG_RAX: 00000000000000a6
[ 87.020225][ T769] __x64_sys_write+0x7b/0x90
[ 87.020239][ T769] do_syscall_64+0x34/0x70
[ 87.026183][ T412] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 87.031963][ T769] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 87.031976][ T769] RIP: 0033:0x7fecf899e0e9
[ 87.037221][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 87.042002][ T769] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 87.042013][ T769] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246
[ 87.047404][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 87.052035][ T769] ORIG_RAX: 0000000000000001
[ 87.052044][ T769] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 87.052051][ T769] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 87.052056][ T769] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 87.052073][ T769] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 87.058463][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 87.064112][ T769] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 87.242043][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 87.250267][ T67] !!! css_put is zero set CSS_NO_REF
[ 87.255747][ T412] ---[ end trace b9d4a1c636ee1482 ]---
[ 87.255902][ T67] !!! css_put is zero set CSS_NO_REF
[ 87.268275][ T768] FAULT_INJECTION: forcing a failure.
[ 87.268275][ T768] name failslab, interval 1, probability 0, space 0, times 0
[ 87.281248][ T768] CPU: 1 PID: 768 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 87.293498][ T768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 87.303540][ T768] Call Trace:
[ 87.307269][ T768] dump_stack+0x19c/0x1e2
[ 87.311609][ T768] should_fail+0x3f7/0x5b0
[ 87.316074][ T768] __should_failslab+0xd2/0x130
[ 87.320997][ T768] should_failslab+0x9/0x20
[ 87.325476][ T768] slab_pre_alloc_hook+0x25/0xe0
[ 87.330386][ T768] kmem_cache_alloc_trace+0x47/0x2b0
[ 87.335642][ T768] ? percpu_ref_init+0xd0/0x330
[ 87.340482][ T768] percpu_ref_init+0xd0/0x330
[ 87.345140][ T768] ? cgroup_setup_root+0x8a0/0x8a0
[ 87.350225][ T768] cgroup_apply_control_enable+0x3d2/0xf70
[ 87.356208][ T768] cgroup_apply_control+0x36/0x710
[ 87.361571][ T768] ? init_wait_entry+0xe0/0xe0
[ 87.366803][ T768] ? cgroup_kn_lock_live+0x1af/0x370
[ 87.372546][ T768] cgroup_subtree_control_write+0xd05/0x12d0
[ 87.378520][ T768] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 87.384502][ T768] cgroup_file_write+0x22f/0x4f0
[ 87.389532][ T768] kernfs_fop_write_iter+0x2cd/0x410
[ 87.394891][ T768] ? cgroup_seqfile_stop+0xc0/0xc0
[ 87.399983][ T768] vfs_write+0xb57/0xe50
[ 87.404536][ T768] ksys_write+0x157/0x260
[ 87.408866][ T768] __x64_sys_write+0x7b/0x90
[ 87.414590][ T768] do_syscall_64+0x34/0x70
[ 87.419196][ T768] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 87.425345][ T768] RIP: 0033:0x7f039e0800e9
[ 87.429757][ T768] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 87.449617][ T768] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 87.458169][ T768] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 87.466381][ T768] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 87.474332][ T768] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 87.482279][ T768] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 87.490403][ T768] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 87.502127][ T412] ------------[ cut here ]------------
[ 87.507723][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 87.516675][ T412] Modules linked in:
[ 87.520769][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 87.532368][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 87.542531][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 87.548177][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 87.568412][ T412] RSP: 0018:ffffc90000f07dd0 EFLAGS: 00010293
[ 87.574482][ T412] RAX: ffffffff81aeff3c RBX: ffff8881102eafe0 RCX: ffff888107a75b80
[ 87.582446][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 87.590446][ T412] RBP: ffffc90000f07e40 R08: ffffffff81aefc67 R09: fffff520001e0fb2
[ 87.598673][ T412] R10: fffff520001e0fb2 R11: 1ffff920001e0fb1 R12: dffffc0000000000
[ 87.606655][ T412] R13: ffff8881102eaf00 R14: 00000000ffffffff R15: 0000000000000000
[ 87.614655][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 87.623680][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 87.630292][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506a0
[ 87.638274][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 87.646271][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 87.654326][ T412] Call Trace:
[ 87.657626][ T412] path_umount+0x1ad/0xed0
[ 87.662194][ T412] __x64_sys_umount+0xe8/0x110
[ 87.667272][ T412] do_syscall_64+0x34/0x70
[ 87.671778][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 87.677695][ T412] RIP: 0033:0x7f8c0176a557
[ 87.682114][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 87.703766][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 87.712225][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 87.720208][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 87.728205][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 87.736194][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 87.744384][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 87.752612][ T412] ---[ end trace b9d4a1c636ee1483 ]---
[ 87.758818][ T406] ------------[ cut here ]------------
[ 87.764326][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 87.773230][ T406] Modules linked in:
[ 87.777253][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 87.788771][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 87.798827][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 87.804456][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 87.824159][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 87.830275][ T406] RAX: ffffffff81aeff3c RBX: ffff888113341d60 RCX: ffff8881026f8000
[ 87.838342][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 87.846312][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 87.854282][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 87.862247][ T406] R13: ffff888113341c80 R14: 00000000ffffffff R15: 0000000000000000
[ 87.870207][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 87.879122][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 87.888122][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 87.896167][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 87.904300][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 87.910373][ T412] ------------[ cut here ]------------
[ 87.912337][ T406] Call Trace:
[ 87.912351][ T406] ? init_wait_entry+0xe0/0xe0
[ 87.912365][ T406] ? up_write+0x68/0x140
[ 87.926447][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 87.930162][ T406] namespace_unlock+0x377/0x420
[ 87.930174][ T406] path_umount+0xe23/0xed0
[ 87.930192][ T406] __x64_sys_umount+0xe8/0x110
[ 87.951847][ T412] Modules linked in:
[ 87.952740][ T406] do_syscall_64+0x34/0x70
[ 87.952760][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 87.962061][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 87.967555][ T406] RIP: 0033:0x7f039e081557
[ 87.967565][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 87.967577][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246
[ 87.997602][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 88.003473][ T406] ORIG_RAX: 00000000000000a6
[ 88.003491][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 88.021408][ T412] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 88.024425][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 88.024433][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 88.024439][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 88.024450][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 88.035905][ T412] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 88.037935][ T406] ---[ end trace b9d4a1c636ee1484 ]---
[ 88.056943][ T412] RSP: 0018:ffffc90000f07e30 EFLAGS: 00010293
[ 88.062598][ T406] ------------[ cut here ]------------
[ 88.070243][ T18] !!! css_put is zero set CSS_NO_REF
[ 88.090174][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 88.090184][ T406] Modules linked in:
[ 88.109541][ T412]
[ 88.112493][ T406]
[ 88.112510][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 88.112528][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 88.128722][ T18] !!! css_put is zero set CSS_NO_REF
[ 88.130202][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 88.130217][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 88.148264][ T412] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a75b80
[ 88.152053][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 88.164370][ T761] FAULT_INJECTION: forcing a failure.
[ 88.164370][ T761] name failslab, interval 1, probability 0, space 0, times 0
[ 88.182909][ T406]
[ 88.182922][ T406] RAX: ffffffff81aeff3c RBX: ffff888113341d60 RCX: ffff8881026f8000
[ 88.182938][ T406] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 88.193120][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 88.197006][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 88.197014][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 88.197030][ T406] R13: ffff888113341c80 R14: 00000000fffffffe R15: 0000000000000000
[ 88.226763][ T412] RBP: ffffc90000f07e80 R08: ffffffff81b006e3 R09: fffff520001e0fcd
[ 88.228701][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 88.247386][ T412] R10: fffff520001e0fcd R11: 1ffff920001e0fcc R12: ffff8881102eaf48
[ 88.252584][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 88.252591][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 88.252601][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 88.271304][ T761] CPU: 1 PID: 761 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 88.277534][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 88.285473][ T761] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 88.285477][ T761] Call Trace:
[ 88.285490][ T761] dump_stack+0x19c/0x1e2
[ 88.285505][ T761] should_fail+0x3f7/0x5b0
[ 88.292057][ T406] Call Trace:
[ 88.300005][ T761] __should_failslab+0xd2/0x130
[ 88.300017][ T761] should_failslab+0x9/0x20
[ 88.307971][ T406] path_umount+0x1ad/0xed0
[ 88.319583][ T761] slab_pre_alloc_hook+0x25/0xe0
[ 88.319598][ T761] ? __kernfs_new_node+0x4c/0x6d0
[ 88.327637][ T406] __x64_sys_umount+0xe8/0x110
[ 88.337677][ T761] __kmalloc_track_caller+0x70/0x300
[ 88.337689][ T761] ? __kernfs_new_node+0x4c/0x6d0
[ 88.337697][ T761] kstrdup_const+0x55/0x90
[ 88.337714][ T761] __kernfs_new_node+0x4c/0x6d0
[ 88.341338][ T406] do_syscall_64+0x34/0x70
[ 88.345629][ T761] ? string+0x29f/0x2b0
[ 88.345636][ T761] ? vsnprintf+0x1a6c/0x1b30
[ 88.345649][ T761] kernfs_new_node+0x97/0x170
[ 88.350215][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 88.353469][ T761] __kernfs_create_file+0x4a/0x270
[ 88.358383][ T406] RIP: 0033:0x7f039e081557
[ 88.362845][ T761] cgroup_addrm_files+0x99e/0xeb0
[ 88.362856][ T761] ? delete_node+0x747/0x7a0
[ 88.362869][ T761] css_populate_dir+0x137/0x370
[ 88.367380][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 88.372293][ T761] cgroup_apply_control_enable+0x5cd/0xf70
[ 88.377294][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246
[ 88.382216][ T761] cgroup_apply_control+0x36/0x710
[ 88.387494][ T406] ORIG_RAX: 00000000000000a6
[ 88.392491][ T761] ? init_wait_entry+0xe0/0xe0
[ 88.396879][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 88.401700][ T761] ? cgroup_kn_lock_live+0x1af/0x370
[ 88.406094][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 88.410300][ T761] cgroup_subtree_control_write+0xd05/0x12d0
[ 88.415055][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 88.419789][ T761] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 88.425649][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 88.430727][ T761] cgroup_file_write+0x22f/0x4f0
[ 88.435117][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 88.440302][ T761] kernfs_fop_write_iter+0x2cd/0x410
[ 88.444874][ T406] ---[ end trace b9d4a1c636ee1485 ]---
[ 88.449708][ T761] ? cgroup_seqfile_stop+0xc0/0xc0
[ 88.473733][ T412] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 88.475784][ T761] vfs_write+0xb57/0xe50
[ 88.475797][ T761] ksys_write+0x157/0x260
[ 88.475805][ T761] __x64_sys_write+0x7b/0x90
[ 88.475823][ T761] do_syscall_64+0x34/0x70
[ 88.481952][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 88.487034][ T761] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 88.487047][ T761] RIP: 0033:0x7fa66af510e9
[ 88.491714][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 88.496423][ T761] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 88.496430][ T761] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 88.496448][ T761] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 88.504420][ T412] CR2: 00007f039e194090 CR3: 0000000116423000 CR4: 00000000003506b0
[ 88.509660][ T761] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 88.509666][ T761] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 88.509677][ T761] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 88.517650][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 88.523568][ T761] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 88.547097][ T761] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 88.551197][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 88.728387][ T412] Call Trace:
[ 88.733954][ T412] __cleanup_mnt+0x19/0x20
[ 88.736853][ T377] !!! css_put is zero set CSS_NO_REF
[ 88.738639][ T412] task_work_run+0x147/0x1b0
[ 88.750532][ T412] exit_to_user_mode_loop+0xc8/0xe0
[ 88.751976][ T377] !!! css_put is zero set CSS_NO_REF
[ 88.755875][ T412] syscall_exit_to_user_mode+0x77/0xa0
[ 88.767070][ T412] do_syscall_64+0x40/0x70
[ 88.767146][ T377] !!! css_put is zero set CSS_NO_REF
[ 88.771638][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 88.771647][ T412] RIP: 0033:0x7f8c0176a557
[ 88.771663][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 88.785767][ T792] FAULT_INJECTION: forcing a failure.
[ 88.785767][ T792] name failslab, interval 1, probability 0, space 0, times 0
[ 88.788458][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246
[ 88.808237][ T792] CPU: 1 PID: 792 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 88.821062][ T412] ORIG_RAX: 00000000000000a6
[ 88.827085][ T792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 88.827089][ T792] Call Trace:
[ 88.827102][ T792] dump_stack+0x19c/0x1e2
[ 88.827117][ T792] should_fail+0x3f7/0x5b0
[ 88.839004][ T412] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 88.843886][ T792] __should_failslab+0xd2/0x130
[ 88.843900][ T792] should_failslab+0x9/0x20
[ 88.853949][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 88.857196][ T792] slab_pre_alloc_hook+0x25/0xe0
[ 88.857204][ T792] ? __kernfs_new_node+0x4c/0x6d0
[ 88.857218][ T792] __kmalloc_track_caller+0x70/0x300
[ 88.861539][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 88.865935][ T792] ? __kernfs_new_node+0x4c/0x6d0
[ 88.865943][ T792] kstrdup_const+0x55/0x90
[ 88.865956][ T792] __kernfs_new_node+0x4c/0x6d0
[ 88.873911][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 88.878855][ T792] ? string+0x29f/0x2b0
[ 88.878867][ T792] ? vsnprintf+0x1a6c/0x1b30
[ 88.878878][ T792] kernfs_new_node+0x97/0x170
[ 88.878886][ T792] __kernfs_create_file+0x4a/0x270
[ 88.878907][ T792] cgroup_addrm_files+0x99e/0xeb0
[ 88.883489][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 88.891436][ T792] ? delete_node+0x747/0x7a0
[ 88.891451][ T792] css_populate_dir+0x137/0x370
[ 88.896402][ T412] ---[ end trace b9d4a1c636ee1486 ]---
[ 88.901383][ T792] cgroup_apply_control_enable+0x5cd/0xf70
[ 88.901395][ T792] cgroup_apply_control+0x36/0x710
[ 88.901414][ T792] ? init_wait_entry+0xe0/0xe0
[ 88.999473][ T792] ? cgroup_kn_lock_live+0x1af/0x370
[ 89.004751][ T792] cgroup_subtree_control_write+0xd05/0x12d0
[ 89.010841][ T792] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 89.016806][ T792] cgroup_file_write+0x22f/0x4f0
[ 89.021750][ T792] kernfs_fop_write_iter+0x2cd/0x410
[ 89.027128][ T792] ? cgroup_seqfile_stop+0xc0/0xc0
[ 89.032222][ T792] vfs_write+0xb57/0xe50
[ 89.036468][ T792] ksys_write+0x157/0x260
[ 89.040835][ T792] __x64_sys_write+0x7b/0x90
[ 89.045417][ T792] do_syscall_64+0x34/0x70
[ 89.049814][ T792] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 89.055768][ T792] RIP: 0033:0x7f039e0800e9
[ 89.060171][ T792] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 89.079846][ T792] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 89.088233][ T792] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 89.096204][ T792] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 89.104190][ T792] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 89.112165][ T792] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 89.120118][ T792] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 89.128776][ T792] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 89.164352][ T377] !!! css_put is zero set CSS_NO_REF
[ 89.170061][ T377] !!! css_put is zero set CSS_NO_REF
[ 89.175701][ T377] !!! css_put is zero set CSS_NO_REF
[ 89.181192][ T788] FAULT_INJECTION: forcing a failure.
[ 89.181192][ T788] name failslab, interval 1, probability 0, space 0, times 0
[ 89.194818][ T788] CPU: 0 PID: 788 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 89.207254][ T788] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 89.218000][ T788] Call Trace:
[ 89.221268][ T788] dump_stack+0x19c/0x1e2
[ 89.225782][ T788] should_fail+0x3f7/0x5b0
[ 89.230266][ T788] __should_failslab+0xd2/0x130
[ 89.235097][ T788] should_failslab+0x9/0x20
[ 89.239679][ T788] slab_pre_alloc_hook+0x25/0xe0
[ 89.245087][ T788] ? __kernfs_new_node+0x4c/0x6d0
[ 89.250116][ T788] __kmalloc_track_caller+0x70/0x300
[ 89.255385][ T788] ? __kernfs_new_node+0x4c/0x6d0
[ 89.260420][ T788] kstrdup_const+0x55/0x90
[ 89.264980][ T788] __kernfs_new_node+0x4c/0x6d0
[ 89.270592][ T788] ? string+0x29f/0x2b0
[ 89.274749][ T788] ? vsnprintf+0x1a6c/0x1b30
[ 89.279336][ T788] kernfs_new_node+0x97/0x170
[ 89.283988][ T788] __kernfs_create_file+0x4a/0x270
[ 89.289177][ T788] cgroup_addrm_files+0x99e/0xeb0
[ 89.294178][ T788] ? delete_node+0x747/0x7a0
[ 89.298748][ T788] css_populate_dir+0x137/0x370
[ 89.303735][ T788] cgroup_apply_control_enable+0x5cd/0xf70
[ 89.309969][ T788] cgroup_apply_control+0x36/0x710
[ 89.315168][ T788] ? init_wait_entry+0xe0/0xe0
[ 89.319927][ T788] ? cgroup_kn_lock_live+0x1af/0x370
[ 89.325205][ T788] cgroup_subtree_control_write+0xd05/0x12d0
[ 89.331258][ T788] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 89.337413][ T788] cgroup_file_write+0x22f/0x4f0
[ 89.342353][ T788] kernfs_fop_write_iter+0x2cd/0x410
[ 89.347631][ T788] ? cgroup_seqfile_stop+0xc0/0xc0
[ 89.352839][ T788] vfs_write+0xb57/0xe50
[ 89.357198][ T788] ksys_write+0x157/0x260
[ 89.361614][ T788] __x64_sys_write+0x7b/0x90
[ 89.366197][ T788] do_syscall_64+0x34/0x70
[ 89.370622][ T788] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 89.376498][ T788] RIP: 0033:0x7fecf899e0e9
[ 89.380897][ T788] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 89.401052][ T788] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 89.409467][ T788] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 89.417610][ T788] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 89.425910][ T788] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 89.435192][ T788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 89.443424][ T788] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 89.452135][ T788] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 89.484360][ T382] !!! css_put is zero set CSS_NO_REF
[ 89.489962][ T382] !!! css_put is zero set CSS_NO_REF
[ 89.495547][ T382] !!! css_put is zero set CSS_NO_REF
[ 89.501963][ T780] FAULT_INJECTION: forcing a failure.
[ 89.501963][ T780] name failslab, interval 1, probability 0, space 0, times 0
[ 89.514677][ T780] CPU: 1 PID: 780 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 89.526639][ T780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 89.536964][ T780] Call Trace:
[ 89.540721][ T780] dump_stack+0x19c/0x1e2
[ 89.545205][ T780] should_fail+0x3f7/0x5b0
[ 89.549618][ T780] __should_failslab+0xd2/0x130
[ 89.554469][ T780] should_failslab+0x9/0x20
[ 89.559091][ T780] slab_pre_alloc_hook+0x25/0xe0
[ 89.564043][ T780] kmem_cache_alloc_trace+0x47/0x2b0
[ 89.569328][ T780] ? percpu_ref_init+0xd0/0x330
[ 89.575672][ T780] percpu_ref_init+0xd0/0x330
[ 89.580359][ T780] ? cgroup_setup_root+0x8a0/0x8a0
[ 89.585561][ T780] cgroup_apply_control_enable+0x3d2/0xf70
[ 89.591351][ T780] cgroup_apply_control+0x36/0x710
[ 89.596462][ T780] ? init_wait_entry+0xe0/0xe0
[ 89.601344][ T780] ? cgroup_kn_lock_live+0x1af/0x370
[ 89.607003][ T780] cgroup_subtree_control_write+0xd05/0x12d0
[ 89.612982][ T780] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 89.619054][ T780] cgroup_file_write+0x22f/0x4f0
[ 89.623974][ T780] kernfs_fop_write_iter+0x2cd/0x410
[ 89.629345][ T780] ? cgroup_seqfile_stop+0xc0/0xc0
[ 89.634456][ T780] vfs_write+0xb57/0xe50
[ 89.638817][ T780] ksys_write+0x157/0x260
[ 89.643269][ T780] __x64_sys_write+0x7b/0x90
[ 89.647858][ T780] do_syscall_64+0x34/0x70
[ 89.652376][ T780] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 89.658301][ T780] RIP: 0033:0x7f075aca70e9
[ 89.662706][ T780] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 89.682570][ T780] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 89.691201][ T780] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 89.702035][ T780] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 89.710077][ T780] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 89.718068][ T780] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 89.726326][ T780] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 89.774450][ T377] !!! css_put is zero set CSS_NO_REF
[ 89.779823][ T377] !!! css_put is zero set CSS_NO_REF
[ 89.785389][ T801] FAULT_INJECTION: forcing a failure.
[ 89.785389][ T801] name failslab, interval 1, probability 0, space 0, times 0
[ 89.798325][ T801] CPU: 0 PID: 801 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 89.809969][ T801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 89.820011][ T801] Call Trace:
[ 89.823282][ T801] dump_stack+0x19c/0x1e2
[ 89.827588][ T801] should_fail+0x3f7/0x5b0
[ 89.831979][ T801] __should_failslab+0xd2/0x130
[ 89.836944][ T801] should_failslab+0x9/0x20
[ 89.841543][ T801] slab_pre_alloc_hook+0x25/0xe0
[ 89.846568][ T801] ? __kernfs_new_node+0x4c/0x6d0
[ 89.851568][ T801] __kmalloc_track_caller+0x70/0x300
[ 89.857054][ T801] ? __kernfs_new_node+0x4c/0x6d0
[ 89.862183][ T801] kstrdup_const+0x55/0x90
[ 89.866597][ T801] __kernfs_new_node+0x4c/0x6d0
[ 89.872082][ T801] ? string+0x29f/0x2b0
[ 89.876232][ T801] ? vsnprintf+0x1a6c/0x1b30
[ 89.880935][ T801] kernfs_new_node+0x97/0x170
[ 89.885709][ T801] __kernfs_create_file+0x4a/0x270
[ 89.890859][ T801] cgroup_addrm_files+0x99e/0xeb0
[ 89.895872][ T801] ? delete_node+0x747/0x7a0
[ 89.900443][ T801] css_populate_dir+0x137/0x370
[ 89.905518][ T801] cgroup_apply_control_enable+0x5cd/0xf70
[ 89.911412][ T801] cgroup_apply_control+0x36/0x710
[ 89.916503][ T801] ? init_wait_entry+0xe0/0xe0
[ 89.921341][ T801] ? cgroup_kn_lock_live+0x1af/0x370
[ 89.926871][ T801] cgroup_subtree_control_write+0xd05/0x12d0
[ 89.932824][ T801] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 89.938802][ T801] cgroup_file_write+0x22f/0x4f0
[ 89.943839][ T801] kernfs_fop_write_iter+0x2cd/0x410
[ 89.949116][ T801] ? cgroup_seqfile_stop+0xc0/0xc0
[ 89.954223][ T801] vfs_write+0xb57/0xe50
[ 89.958448][ T801] ksys_write+0x157/0x260
[ 89.963537][ T801] __x64_sys_write+0x7b/0x90
[ 89.968118][ T801] do_syscall_64+0x34/0x70
[ 89.972595][ T801] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 89.978946][ T801] RIP: 0033:0x7f8c017690e9
[ 89.983357][ T801] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 90.003393][ T801] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 90.012055][ T801] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 90.020379][ T801] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 90.028327][ T801] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 90.036400][ T801] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 90.044513][ T801] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 90.052977][ T801] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 90.114477][ T67] !!! css_put is zero set CSS_NO_REF
[ 90.119794][ T67] !!! css_put is zero set CSS_NO_REF
[ 90.125481][ T67] !!! css_put is zero set CSS_NO_REF
[ 90.130859][ T770] FAULT_INJECTION: forcing a failure.
[ 90.130859][ T770] name failslab, interval 1, probability 0, space 0, times 0
[ 90.143485][ T770] CPU: 1 PID: 770 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 90.155014][ T770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 90.165042][ T770] Call Trace:
[ 90.168325][ T770] dump_stack+0x19c/0x1e2
[ 90.172732][ T770] should_fail+0x3f7/0x5b0
[ 90.177213][ T770] __should_failslab+0xd2/0x130
[ 90.182134][ T770] should_failslab+0x9/0x20
[ 90.186703][ T770] slab_pre_alloc_hook+0x25/0xe0
[ 90.191923][ T770] kmem_cache_alloc_trace+0x47/0x2b0
[ 90.197270][ T770] ? percpu_ref_init+0xd0/0x330
[ 90.202504][ T770] percpu_ref_init+0xd0/0x330
[ 90.207151][ T770] ? cgroup_setup_root+0x8a0/0x8a0
[ 90.212415][ T770] cgroup_apply_control_enable+0x3d2/0xf70
[ 90.218200][ T770] cgroup_apply_control+0x36/0x710
[ 90.223283][ T770] ? init_wait_entry+0xe0/0xe0
[ 90.228015][ T770] ? cgroup_kn_lock_live+0x1af/0x370
[ 90.233389][ T770] cgroup_subtree_control_write+0xd05/0x12d0
[ 90.239585][ T770] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 90.245569][ T770] cgroup_file_write+0x22f/0x4f0
[ 90.250492][ T770] kernfs_fop_write_iter+0x2cd/0x410
[ 90.255755][ T770] ? cgroup_seqfile_stop+0xc0/0xc0
[ 90.260854][ T770] vfs_write+0xb57/0xe50
[ 90.265103][ T770] ksys_write+0x157/0x260
[ 90.269422][ T770] __x64_sys_write+0x7b/0x90
[ 90.273987][ T770] do_syscall_64+0x34/0x70
[ 90.278380][ T770] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 90.284265][ T770] RIP: 0033:0x7f9e961620e9
[ 90.288660][ T770] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
2022/05/27 17:58:48 executed programs: 139
[ 90.308322][ T770] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 90.317050][ T770] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 90.325082][ T770] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 90.333111][ T770] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 90.342253][ T770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 90.350293][ T770] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 90.394382][ T377] !!! css_put is zero set CSS_NO_REF
[ 90.399998][ T377] !!! css_put is zero set CSS_NO_REF
[ 90.405602][ T804] FAULT_INJECTION: forcing a failure.
[ 90.405602][ T804] name failslab, interval 1, probability 0, space 0, times 0
[ 90.418261][ T804] CPU: 1 PID: 804 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 90.429897][ T804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 90.440029][ T804] Call Trace:
[ 90.443426][ T804] dump_stack+0x19c/0x1e2
[ 90.447752][ T804] should_fail+0x3f7/0x5b0
[ 90.452153][ T804] __should_failslab+0xd2/0x130
[ 90.457099][ T804] should_failslab+0x9/0x20
[ 90.461677][ T804] slab_pre_alloc_hook+0x25/0xe0
[ 90.466775][ T804] ? __kernfs_new_node+0x4c/0x6d0
[ 90.471800][ T804] __kmalloc_track_caller+0x70/0x300
[ 90.477255][ T804] ? __kernfs_new_node+0x4c/0x6d0
[ 90.482723][ T804] kstrdup_const+0x55/0x90
[ 90.487654][ T804] __kernfs_new_node+0x4c/0x6d0
[ 90.492714][ T804] ? string+0x29f/0x2b0
[ 90.497082][ T804] ? vsnprintf+0x1a6c/0x1b30
[ 90.501828][ T804] kernfs_new_node+0x97/0x170
[ 90.506717][ T804] __kernfs_create_file+0x4a/0x270
[ 90.511821][ T804] cgroup_addrm_files+0x99e/0xeb0
[ 90.516831][ T804] ? delete_node+0x747/0x7a0
[ 90.521420][ T804] css_populate_dir+0x137/0x370
[ 90.526352][ T804] cgroup_apply_control_enable+0x5cd/0xf70
[ 90.533054][ T804] cgroup_apply_control+0x36/0x710
[ 90.539150][ T804] ? init_wait_entry+0xe0/0xe0
[ 90.543902][ T804] ? cgroup_kn_lock_live+0x1af/0x370
[ 90.549167][ T804] cgroup_subtree_control_write+0xd05/0x12d0
[ 90.555214][ T804] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 90.561180][ T804] cgroup_file_write+0x22f/0x4f0
[ 90.566110][ T804] kernfs_fop_write_iter+0x2cd/0x410
[ 90.571515][ T804] ? cgroup_seqfile_stop+0xc0/0xc0
[ 90.576607][ T804] vfs_write+0xb57/0xe50
[ 90.580842][ T804] ksys_write+0x157/0x260
[ 90.585292][ T804] __x64_sys_write+0x7b/0x90
[ 90.590495][ T804] do_syscall_64+0x34/0x70
[ 90.594910][ T804] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 90.600915][ T804] RIP: 0033:0x7fecf899e0e9
[ 90.605316][ T804] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 90.625310][ T804] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 90.633964][ T804] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 90.641934][ T804] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 90.650583][ T804] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 90.658532][ T804] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 90.666640][ T804] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 90.675024][ T804] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 90.714392][ T377] !!! css_put is zero set CSS_NO_REF
[ 90.719882][ T377] !!! css_put is zero set CSS_NO_REF
[ 90.725973][ T377] !!! css_put is zero set CSS_NO_REF
[ 90.731468][ T793] FAULT_INJECTION: forcing a failure.
[ 90.731468][ T793] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 90.745374][ T793] CPU: 0 PID: 793 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 90.757551][ T793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 90.768573][ T793] Call Trace:
[ 90.771871][ T793] dump_stack+0x19c/0x1e2
[ 90.776384][ T793] should_fail+0x3f7/0x5b0
[ 90.780929][ T793] should_fail_alloc_page+0xa9/0xd0
[ 90.786294][ T793] __alloc_pages_nodemask+0x121/0x740
[ 90.791935][ T793] ? _raw_spin_lock_irq+0x6f/0x1f0
[ 90.797298][ T793] allocate_slab+0x72/0x580
[ 90.801912][ T793] ___slab_alloc+0x131/0x2e0
[ 90.807125][ T793] ? pids_css_alloc+0x4e/0x120
[ 90.811959][ T793] __slab_alloc+0x63/0xa0
[ 90.816461][ T793] ? pids_css_alloc+0x4e/0x120
[ 90.821228][ T793] kmem_cache_alloc_trace+0xe5/0x2b0
[ 90.826573][ T793] ? pids_css_alloc+0x4e/0x120
[ 90.831377][ T793] pids_css_alloc+0x4e/0x120
[ 90.836042][ T793] cgroup_apply_control_enable+0x381/0xf70
[ 90.841952][ T793] cgroup_apply_control+0x36/0x710
[ 90.847230][ T793] ? init_wait_entry+0xe0/0xe0
[ 90.852094][ T793] ? cgroup_kn_lock_live+0x1af/0x370
[ 90.857464][ T793] cgroup_subtree_control_write+0xd05/0x12d0
[ 90.863437][ T793] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 90.869517][ T793] cgroup_file_write+0x22f/0x4f0
[ 90.874457][ T793] kernfs_fop_write_iter+0x2cd/0x410
[ 90.879818][ T793] ? cgroup_seqfile_stop+0xc0/0xc0
[ 90.884920][ T793] vfs_write+0xb57/0xe50
[ 90.889153][ T793] ksys_write+0x157/0x260
[ 90.893473][ T793] __x64_sys_write+0x7b/0x90
[ 90.898058][ T793] do_syscall_64+0x34/0x70
[ 90.902652][ T793] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 90.908629][ T793] RIP: 0033:0x7fa66af510e9
[ 90.913120][ T793] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 90.932718][ T793] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 90.941244][ T793] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 90.949206][ T793] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 90.957686][ T793] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 90.966059][ T793] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 90.974018][ T793] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 91.024490][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.029883][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.035636][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.041157][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.046849][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.052298][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.057824][ T815] FAULT_INJECTION: forcing a failure.
[ 91.057824][ T815] name failslab, interval 1, probability 0, space 0, times 0
[ 91.071124][ T815] CPU: 0 PID: 815 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 91.082944][ T815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 91.093080][ T815] Call Trace:
[ 91.096537][ T815] dump_stack+0x19c/0x1e2
[ 91.100844][ T815] should_fail+0x3f7/0x5b0
[ 91.105236][ T815] __should_failslab+0xd2/0x130
[ 91.110163][ T815] should_failslab+0x9/0x20
[ 91.114671][ T815] slab_pre_alloc_hook+0x25/0xe0
[ 91.119607][ T815] ? __kernfs_new_node+0x4c/0x6d0
[ 91.124881][ T815] __kmalloc_track_caller+0x70/0x300
[ 91.130179][ T815] ? __kernfs_new_node+0x4c/0x6d0
[ 91.135360][ T815] kstrdup_const+0x55/0x90
[ 91.139758][ T815] __kernfs_new_node+0x4c/0x6d0
[ 91.144753][ T815] ? string+0x29f/0x2b0
[ 91.149089][ T815] ? vsnprintf+0x1a6c/0x1b30
[ 91.153757][ T815] kernfs_new_node+0x97/0x170
[ 91.158418][ T815] __kernfs_create_file+0x4a/0x270
[ 91.163631][ T815] cgroup_addrm_files+0x99e/0xeb0
[ 91.169260][ T815] ? delete_node+0x747/0x7a0
[ 91.174113][ T815] css_populate_dir+0x137/0x370
[ 91.178947][ T815] cgroup_apply_control_enable+0x5cd/0xf70
[ 91.184963][ T815] cgroup_apply_control+0x36/0x710
[ 91.190162][ T815] ? init_wait_entry+0xe0/0xe0
[ 91.195066][ T815] ? cgroup_kn_lock_live+0x1af/0x370
[ 91.200618][ T815] cgroup_subtree_control_write+0xd05/0x12d0
[ 91.206968][ T815] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 91.214069][ T815] cgroup_file_write+0x22f/0x4f0
[ 91.219188][ T815] kernfs_fop_write_iter+0x2cd/0x410
[ 91.224556][ T815] ? cgroup_seqfile_stop+0xc0/0xc0
[ 91.229822][ T815] vfs_write+0xb57/0xe50
[ 91.234498][ T815] ksys_write+0x157/0x260
[ 91.238945][ T815] __x64_sys_write+0x7b/0x90
[ 91.243624][ T815] do_syscall_64+0x34/0x70
[ 91.248197][ T815] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 91.254693][ T815] RIP: 0033:0x7fecf899e0e9
[ 91.259117][ T815] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 91.278976][ T815] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 91.287470][ T815] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 91.295860][ T815] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 91.304156][ T815] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 91.312103][ T815] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 91.320225][ T815] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 91.328342][ T815] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 91.364337][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.369830][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.375619][ T802] FAULT_INJECTION: forcing a failure.
[ 91.375619][ T802] name failslab, interval 1, probability 0, space 0, times 0
[ 91.388763][ T802] CPU: 1 PID: 802 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 91.400375][ T802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 91.410419][ T802] Call Trace:
[ 91.413800][ T802] dump_stack+0x19c/0x1e2
[ 91.418120][ T802] should_fail+0x3f7/0x5b0
[ 91.422524][ T802] __should_failslab+0xd2/0x130
[ 91.427691][ T802] should_failslab+0x9/0x20
[ 91.432478][ T802] slab_pre_alloc_hook+0x25/0xe0
[ 91.437606][ T802] ? __kernfs_new_node+0x4c/0x6d0
[ 91.442614][ T802] __kmalloc_track_caller+0x70/0x300
[ 91.447897][ T802] ? __kernfs_new_node+0x4c/0x6d0
[ 91.453009][ T802] kstrdup_const+0x55/0x90
[ 91.457435][ T802] __kernfs_new_node+0x4c/0x6d0
[ 91.462439][ T802] ? string+0x29f/0x2b0
[ 91.466581][ T802] ? vsnprintf+0x1a6c/0x1b30
[ 91.471166][ T802] kernfs_new_node+0x97/0x170
[ 91.475838][ T802] __kernfs_create_file+0x4a/0x270
[ 91.480925][ T802] cgroup_addrm_files+0x99e/0xeb0
[ 91.486026][ T802] ? delete_node+0x747/0x7a0
[ 91.490612][ T802] css_populate_dir+0x137/0x370
[ 91.495449][ T802] cgroup_apply_control_enable+0x5cd/0xf70
[ 91.501323][ T802] cgroup_apply_control+0x36/0x710
[ 91.506425][ T802] ? init_wait_entry+0xe0/0xe0
[ 91.511242][ T802] ? cgroup_kn_lock_live+0x1af/0x370
[ 91.516639][ T802] cgroup_subtree_control_write+0xd05/0x12d0
[ 91.522711][ T802] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 91.528781][ T802] cgroup_file_write+0x22f/0x4f0
[ 91.533987][ T802] kernfs_fop_write_iter+0x2cd/0x410
[ 91.539501][ T802] ? cgroup_seqfile_stop+0xc0/0xc0
[ 91.544671][ T802] vfs_write+0xb57/0xe50
[ 91.549116][ T802] ksys_write+0x157/0x260
[ 91.553704][ T802] __x64_sys_write+0x7b/0x90
[ 91.558410][ T802] do_syscall_64+0x34/0x70
[ 91.562909][ T802] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 91.568803][ T802] RIP: 0033:0x7f039e0800e9
[ 91.573563][ T802] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 91.593595][ T802] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 91.602002][ T802] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 91.610332][ T802] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 91.618486][ T802] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 91.626881][ T802] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 91.634937][ T802] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 91.643547][ T802] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 91.707995][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.713583][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.720186][ T377] !!! css_put is zero set CSS_NO_REF
[ 91.726061][ T818] FAULT_INJECTION: forcing a failure.
[ 91.726061][ T818] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 91.739841][ T818] CPU: 0 PID: 818 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 91.751644][ T818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 91.761774][ T818] Call Trace:
[ 91.765105][ T818] dump_stack+0x19c/0x1e2
[ 91.769517][ T818] should_fail+0x3f7/0x5b0
[ 91.774012][ T818] should_fail_alloc_page+0xa9/0xd0
[ 91.779189][ T818] __alloc_pages_nodemask+0x121/0x740
[ 91.784552][ T818] ? _raw_spin_lock_irq+0x6f/0x1f0
[ 91.789643][ T818] allocate_slab+0x72/0x580
[ 91.794133][ T818] ___slab_alloc+0x131/0x2e0
[ 91.798694][ T818] ? pids_css_alloc+0x4e/0x120
[ 91.803429][ T818] __slab_alloc+0x63/0xa0
[ 91.807730][ T818] ? pids_css_alloc+0x4e/0x120
[ 91.812488][ T818] kmem_cache_alloc_trace+0xe5/0x2b0
[ 91.817774][ T818] ? pids_css_alloc+0x4e/0x120
[ 91.822710][ T818] pids_css_alloc+0x4e/0x120
[ 91.827369][ T818] cgroup_apply_control_enable+0x381/0xf70
[ 91.833149][ T818] cgroup_apply_control+0x36/0x710
[ 91.838318][ T818] ? init_wait_entry+0xe0/0xe0
[ 91.843059][ T818] ? cgroup_kn_lock_live+0x1af/0x370
[ 91.848326][ T818] cgroup_subtree_control_write+0xd05/0x12d0
[ 91.854278][ T818] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 91.860416][ T818] cgroup_file_write+0x22f/0x4f0
[ 91.865515][ T818] kernfs_fop_write_iter+0x2cd/0x410
[ 91.870774][ T818] ? cgroup_seqfile_stop+0xc0/0xc0
[ 91.875945][ T818] vfs_write+0xb57/0xe50
[ 91.880268][ T818] ksys_write+0x157/0x260
[ 91.884580][ T818] __x64_sys_write+0x7b/0x90
[ 91.889148][ T818] do_syscall_64+0x34/0x70
[ 91.893539][ T818] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 91.899494][ T818] RIP: 0033:0x7fa66af510e9
[ 91.903889][ T818] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 91.924139][ T818] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 91.932528][ T818] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 91.941004][ T818] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 91.949217][ T818] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 91.957188][ T818] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 91.965153][ T818] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 92.014637][ T377] !!! css_put is zero set CSS_NO_REF
[ 92.019999][ T377] !!! css_put is zero set CSS_NO_REF
[ 92.025932][ T23] !!! css_put is zero set CSS_NO_REF
[ 92.031268][ T23] !!! css_put is zero set CSS_NO_REF
[ 92.037309][ T23] !!! css_put is zero set CSS_NO_REF
[ 92.042638][ T23] !!! css_put is zero set CSS_NO_REF
[ 92.048318][ T811] FAULT_INJECTION: forcing a failure.
[ 92.048318][ T811] name failslab, interval 1, probability 0, space 0, times 0
[ 92.061047][ T811] CPU: 0 PID: 811 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 92.072593][ T811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 92.082903][ T811] Call Trace:
[ 92.086184][ T811] dump_stack+0x19c/0x1e2
[ 92.090514][ T811] should_fail+0x3f7/0x5b0
[ 92.095023][ T811] __should_failslab+0xd2/0x130
[ 92.099855][ T811] should_failslab+0x9/0x20
[ 92.104330][ T811] slab_pre_alloc_hook+0x25/0xe0
[ 92.109255][ T811] ? __kernfs_new_node+0x4c/0x6d0
[ 92.114258][ T811] __kmalloc_track_caller+0x70/0x300
[ 92.119633][ T811] ? __kernfs_new_node+0x4c/0x6d0
[ 92.124650][ T811] kstrdup_const+0x55/0x90
[ 92.129231][ T811] __kernfs_new_node+0x4c/0x6d0
[ 92.134179][ T811] ? string+0x29f/0x2b0
[ 92.138315][ T811] ? vsnprintf+0x1a6c/0x1b30
[ 92.142890][ T811] kernfs_new_node+0x97/0x170
[ 92.147905][ T811] __kernfs_create_file+0x4a/0x270
[ 92.153945][ T811] cgroup_addrm_files+0x99e/0xeb0
[ 92.159234][ T811] ? delete_node+0x747/0x7a0
[ 92.163818][ T811] css_populate_dir+0x137/0x370
[ 92.168837][ T811] cgroup_apply_control_enable+0x5cd/0xf70
[ 92.174897][ T811] cgroup_apply_control+0x36/0x710
[ 92.180098][ T811] ? init_wait_entry+0xe0/0xe0
[ 92.184863][ T811] ? cgroup_kn_lock_live+0x1af/0x370
[ 92.190226][ T811] cgroup_subtree_control_write+0xd05/0x12d0
[ 92.196192][ T811] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 92.202159][ T811] cgroup_file_write+0x22f/0x4f0
[ 92.207075][ T811] kernfs_fop_write_iter+0x2cd/0x410
[ 92.212446][ T811] ? cgroup_seqfile_stop+0xc0/0xc0
[ 92.217996][ T811] vfs_write+0xb57/0xe50
[ 92.222209][ T811] ksys_write+0x157/0x260
[ 92.226521][ T811] __x64_sys_write+0x7b/0x90
[ 92.231167][ T811] do_syscall_64+0x34/0x70
[ 92.235604][ T811] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 92.241487][ T811] RIP: 0033:0x7f8c017690e9
[ 92.245898][ T811] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 92.265654][ T811] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 92.274042][ T811] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 92.281985][ T811] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 92.289937][ T811] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 92.297893][ T811] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 92.305926][ T811] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 92.314668][ T811] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 92.323538][ T412] ------------[ cut here ]------------
[ 92.329135][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 92.338073][ T412] Modules linked in:
[ 92.342241][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 92.354312][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 92.365082][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 92.370717][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 92.390512][ T412] RSP: 0018:ffffc90000f07dd0 EFLAGS: 00010293
[ 92.396765][ T412] RAX: ffffffff81aeff3c RBX: ffff888113d8a860 RCX: ffff888107a75b80
[ 92.404834][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 92.412889][ T412] RBP: ffffc90000f07e40 R08: ffffffff81aefc67 R09: fffff520001e0fb2
[ 92.420984][ T412] R10: fffff520001e0fb2 R11: 1ffff920001e0fb1 R12: dffffc0000000000
[ 92.429331][ T412] R13: ffff888113d8a780 R14: 00000000ffffffff R15: 0000000000000000
[ 92.437413][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 92.446450][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 92.453207][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506a0
[ 92.461477][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 92.469462][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 92.477520][ T412] Call Trace:
[ 92.480801][ T412] path_umount+0x1ad/0xed0
[ 92.485229][ T412] __x64_sys_umount+0xe8/0x110
[ 92.491408][ T412] do_syscall_64+0x34/0x70
[ 92.495931][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 92.501904][ T412] RIP: 0033:0x7f8c0176a557
[ 92.506342][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 92.525945][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 92.534384][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 92.544001][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 92.552150][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 92.560304][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 92.568287][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 92.576424][ T412] ---[ end trace b9d4a1c636ee1487 ]---
[ 92.582009][ T412] ------------[ cut here ]------------
[ 92.587517][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 92.596108][ T412] Modules linked in:
[ 92.600040][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 92.611578][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 92.622001][ T412] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 92.627472][ T412] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 92.647484][ T412] RSP: 0018:ffffc90000f07e30 EFLAGS: 00010293
[ 92.653708][ T412] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a75b80
[ 92.661865][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 92.669871][ T412] RBP: ffffc90000f07e80 R08: ffffffff81b006e3 R09: fffff520001e0fcd
[ 92.677867][ T412] R10: fffff520001e0fcd R11: 1ffff920001e0fcc R12: ffff888113d8a7c8
[ 92.685868][ T412] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 92.693845][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 92.702848][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 92.709473][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506a0
[ 92.717463][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 92.725770][ T23] !!! css_put is zero set CSS_NO_REF
[ 92.725825][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 92.731380][ T23] !!! css_put is zero set CSS_NO_REF
[ 92.731728][ T827] FAULT_INJECTION: forcing a failure.
[ 92.731728][ T827] name failslab, interval 1, probability 0, space 0, times 0
[ 92.739613][ T412] Call Trace:
[ 92.745077][ T827] CPU: 1 PID: 827 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 92.757773][ T412] __cleanup_mnt+0x19/0x20
[ 92.760826][ T827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 92.760830][ T827] Call Trace:
[ 92.760843][ T827] dump_stack+0x19c/0x1e2
[ 92.760858][ T827] should_fail+0x3f7/0x5b0
[ 92.772897][ T412] task_work_run+0x147/0x1b0
[ 92.777220][ T827] __should_failslab+0xd2/0x130
[ 92.777229][ T827] should_failslab+0x9/0x20
[ 92.777237][ T827] slab_pre_alloc_hook+0x25/0xe0
[ 92.777247][ T827] kmem_cache_alloc_trace+0x47/0x2b0
[ 92.777261][ T827] ? percpu_ref_init+0xd0/0x330
[ 92.787557][ T412] exit_to_user_mode_loop+0xc8/0xe0
[ 92.791039][ T827] percpu_ref_init+0xd0/0x330
[ 92.791049][ T827] ? cgroup_setup_root+0x8a0/0x8a0
[ 92.791058][ T827] cgroup_apply_control_enable+0x3d2/0xf70
[ 92.791072][ T827] cgroup_apply_control+0x36/0x710
[ 92.795424][ T412] syscall_exit_to_user_mode+0x77/0xa0
[ 92.799933][ T827] ? init_wait_entry+0xe0/0xe0
[ 92.799944][ T827] ? cgroup_kn_lock_live+0x1af/0x370
[ 92.799954][ T827] cgroup_subtree_control_write+0xd05/0x12d0
[ 92.799968][ T827] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 92.804590][ T412] do_syscall_64+0x40/0x70
[ 92.809350][ T827] cgroup_file_write+0x22f/0x4f0
[ 92.809361][ T827] kernfs_fop_write_iter+0x2cd/0x410
[ 92.809368][ T827] ? cgroup_seqfile_stop+0xc0/0xc0
[ 92.809381][ T827] vfs_write+0xb57/0xe50
[ 92.814701][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 92.819548][ T827] ksys_write+0x157/0x260
[ 92.819557][ T827] __x64_sys_write+0x7b/0x90
[ 92.819565][ T827] do_syscall_64+0x34/0x70
[ 92.819578][ T827] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 92.825053][ T412] RIP: 0033:0x7f8c0176a557
[ 92.829654][ T827] RIP: 0033:0x7fa66af510e9
[ 92.829664][ T827] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 92.829670][ T827] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 92.834908][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 92.839679][ T827] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 92.839686][ T827] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 92.839697][ T827] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 92.844930][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246
[ 92.850737][ T827] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 92.850745][ T827] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 93.039243][ T412] ORIG_RAX: 00000000000000a6
[ 93.044269][ T412] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 93.046983][ T23] !!! css_put is zero set CSS_NO_REF
[ 93.052347][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 93.052355][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 93.052362][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 93.052367][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 93.052382][ T412] ---[ end trace b9d4a1c636ee1488 ]---
[ 93.057863][ T377] !!! css_put is zero set CSS_NO_REF
[ 93.101428][ T824] FAULT_INJECTION: forcing a failure.
[ 93.101428][ T824] name failslab, interval 1, probability 0, space 0, times 0
[ 93.114889][ T824] CPU: 0 PID: 824 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 93.126631][ T824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 93.136937][ T824] Call Trace:
[ 93.140225][ T824] dump_stack+0x19c/0x1e2
[ 93.144624][ T824] should_fail+0x3f7/0x5b0
[ 93.149364][ T824] __should_failslab+0xd2/0x130
[ 93.154228][ T824] should_failslab+0x9/0x20
[ 93.158890][ T824] slab_pre_alloc_hook+0x25/0xe0
[ 93.163839][ T824] kmem_cache_alloc_trace+0x47/0x2b0
[ 93.169221][ T824] ? percpu_ref_init+0xd0/0x330
[ 93.174578][ T824] percpu_ref_init+0xd0/0x330
[ 93.179569][ T824] ? cgroup_setup_root+0x8a0/0x8a0
[ 93.184662][ T824] cgroup_apply_control_enable+0x3d2/0xf70
[ 93.190439][ T824] cgroup_apply_control+0x36/0x710
[ 93.195536][ T824] ? init_wait_entry+0xe0/0xe0
[ 93.200442][ T824] ? cgroup_kn_lock_live+0x1af/0x370
[ 93.205724][ T824] cgroup_subtree_control_write+0xd05/0x12d0
[ 93.211984][ T824] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 93.218384][ T824] cgroup_file_write+0x22f/0x4f0
[ 93.223328][ T824] kernfs_fop_write_iter+0x2cd/0x410
[ 93.228718][ T824] ? cgroup_seqfile_stop+0xc0/0xc0
[ 93.234193][ T824] vfs_write+0xb57/0xe50
[ 93.238517][ T824] ksys_write+0x157/0x260
[ 93.243047][ T824] __x64_sys_write+0x7b/0x90
[ 93.247638][ T824] do_syscall_64+0x34/0x70
[ 93.252109][ T824] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 93.258002][ T824] RIP: 0033:0x7f039e0800e9
[ 93.262496][ T824] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 93.282437][ T824] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 93.291191][ T824] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 93.299146][ T824] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 93.307110][ T824] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 93.315408][ T824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 93.323460][ T824] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 93.354519][ T23] !!! css_put is zero set CSS_NO_REF
[ 93.360166][ T23] !!! css_put is zero set CSS_NO_REF
[ 93.366228][ T821] FAULT_INJECTION: forcing a failure.
[ 93.366228][ T821] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 93.379940][ T821] CPU: 0 PID: 821 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 93.391668][ T821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 93.402010][ T821] Call Trace:
[ 93.405293][ T821] dump_stack+0x19c/0x1e2
[ 93.409629][ T821] should_fail+0x3f7/0x5b0
[ 93.414305][ T821] should_fail_alloc_page+0xa9/0xd0
[ 93.419608][ T821] __alloc_pages_nodemask+0x121/0x740
[ 93.425009][ T821] ? _raw_spin_lock_irq+0x6f/0x1f0
[ 93.430654][ T821] allocate_slab+0x72/0x580
[ 93.435153][ T821] ___slab_alloc+0x131/0x2e0
[ 93.440687][ T821] ? pids_css_alloc+0x4e/0x120
[ 93.445856][ T821] __slab_alloc+0x63/0xa0
[ 93.450388][ T821] ? pids_css_alloc+0x4e/0x120
[ 93.455374][ T821] kmem_cache_alloc_trace+0xe5/0x2b0
[ 93.460921][ T821] ? pids_css_alloc+0x4e/0x120
[ 93.466011][ T821] pids_css_alloc+0x4e/0x120
[ 93.470810][ T821] cgroup_apply_control_enable+0x381/0xf70
[ 93.477147][ T821] cgroup_apply_control+0x36/0x710
[ 93.482450][ T821] ? init_wait_entry+0xe0/0xe0
[ 93.487660][ T821] ? cgroup_kn_lock_live+0x1af/0x370
[ 93.493390][ T821] cgroup_subtree_control_write+0xd05/0x12d0
[ 93.499676][ T821] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 93.505661][ T821] cgroup_file_write+0x22f/0x4f0
[ 93.510603][ T821] kernfs_fop_write_iter+0x2cd/0x410
[ 93.515954][ T821] ? cgroup_seqfile_stop+0xc0/0xc0
[ 93.521255][ T821] vfs_write+0xb57/0xe50
[ 93.525674][ T821] ksys_write+0x157/0x260
[ 93.530003][ T821] __x64_sys_write+0x7b/0x90
[ 93.534890][ T821] do_syscall_64+0x34/0x70
[ 93.539501][ T821] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 93.545469][ T821] RIP: 0033:0x7fecf899e0e9
[ 93.550220][ T821] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 93.570392][ T821] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 93.579050][ T821] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 93.587003][ T821] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 93.595046][ T821] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 93.603117][ T821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 93.611554][ T821] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 93.664363][ T382] !!! css_put is zero set CSS_NO_REF
[ 93.669707][ T382] !!! css_put is zero set CSS_NO_REF
[ 93.675496][ T382] !!! css_put is zero set CSS_NO_REF
[ 93.680950][ T382] !!! css_put is zero set CSS_NO_REF
[ 93.686620][ T382] !!! css_put is zero set CSS_NO_REF
[ 93.691969][ T382] !!! css_put is zero set CSS_NO_REF
[ 93.697815][ T839] FAULT_INJECTION: forcing a failure.
[ 93.697815][ T839] name failslab, interval 1, probability 0, space 0, times 0
[ 93.712819][ T839] CPU: 0 PID: 839 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 93.724512][ T839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 93.734553][ T839] Call Trace:
[ 93.737915][ T839] dump_stack+0x19c/0x1e2
[ 93.742245][ T839] should_fail+0x3f7/0x5b0
[ 93.746838][ T839] __should_failslab+0xd2/0x130
[ 93.751933][ T839] should_failslab+0x9/0x20
[ 93.756679][ T839] slab_pre_alloc_hook+0x25/0xe0
[ 93.761969][ T839] ? __kernfs_new_node+0x4c/0x6d0
[ 93.767200][ T839] __kmalloc_track_caller+0x70/0x300
[ 93.772801][ T839] ? __kernfs_new_node+0x4c/0x6d0
[ 93.777832][ T839] kstrdup_const+0x55/0x90
[ 93.782221][ T839] __kernfs_new_node+0x4c/0x6d0
[ 93.787048][ T839] ? string+0x29f/0x2b0
[ 93.791202][ T839] ? vsnprintf+0x1a6c/0x1b30
[ 93.795871][ T839] kernfs_new_node+0x97/0x170
[ 93.800539][ T839] __kernfs_create_file+0x4a/0x270
[ 93.805711][ T839] cgroup_addrm_files+0x99e/0xeb0
[ 93.810709][ T839] ? delete_node+0x747/0x7a0
[ 93.815302][ T839] css_populate_dir+0x137/0x370
[ 93.820124][ T839] cgroup_apply_control_enable+0x5cd/0xf70
[ 93.826007][ T839] cgroup_apply_control+0x36/0x710
[ 93.831119][ T839] ? init_wait_entry+0xe0/0xe0
[ 93.835868][ T839] ? cgroup_kn_lock_live+0x1af/0x370
[ 93.842204][ T839] cgroup_subtree_control_write+0xd05/0x12d0
[ 93.848177][ T839] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 93.854142][ T839] cgroup_file_write+0x22f/0x4f0
[ 93.859152][ T839] kernfs_fop_write_iter+0x2cd/0x410
[ 93.864411][ T839] ? cgroup_seqfile_stop+0xc0/0xc0
[ 93.869491][ T839] vfs_write+0xb57/0xe50
[ 93.873704][ T839] ksys_write+0x157/0x260
[ 93.878005][ T839] __x64_sys_write+0x7b/0x90
[ 93.882565][ T839] do_syscall_64+0x34/0x70
[ 93.886952][ T839] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 93.892943][ T839] RIP: 0033:0x7f8c017690e9
[ 93.897333][ T839] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 93.917095][ T839] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 93.925477][ T839] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 93.933507][ T839] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 93.941461][ T839] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 93.949421][ T839] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 93.957555][ T839] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 93.965965][ T839] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 94.014368][ T23] !!! css_put is zero set CSS_NO_REF
[ 94.019853][ T23] !!! css_put is zero set CSS_NO_REF
[ 94.025568][ T838] FAULT_INJECTION: forcing a failure.
[ 94.025568][ T838] name failslab, interval 1, probability 0, space 0, times 0
[ 94.038918][ T838] CPU: 0 PID: 838 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 94.050817][ T838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 94.061851][ T838] Call Trace:
[ 94.065126][ T838] dump_stack+0x19c/0x1e2
[ 94.069462][ T838] should_fail+0x3f7/0x5b0
[ 94.073864][ T838] __should_failslab+0xd2/0x130
[ 94.078688][ T838] should_failslab+0x9/0x20
[ 94.083178][ T838] slab_pre_alloc_hook+0x25/0xe0
[ 94.088118][ T838] ? __kernfs_new_node+0x4c/0x6d0
[ 94.093131][ T838] __kmalloc_track_caller+0x70/0x300
[ 94.098390][ T838] ? __kernfs_new_node+0x4c/0x6d0
[ 94.103394][ T838] kstrdup_const+0x55/0x90
[ 94.107780][ T838] __kernfs_new_node+0x4c/0x6d0
[ 94.112599][ T838] ? string+0x29f/0x2b0
[ 94.116734][ T838] ? vsnprintf+0x1a6c/0x1b30
[ 94.121307][ T838] kernfs_new_node+0x97/0x170
[ 94.126136][ T838] __kernfs_create_file+0x4a/0x270
[ 94.131247][ T838] cgroup_addrm_files+0x99e/0xeb0
[ 94.136272][ T838] ? delete_node+0x747/0x7a0
[ 94.140868][ T838] css_populate_dir+0x137/0x370
[ 94.146116][ T838] cgroup_apply_control_enable+0x5cd/0xf70
[ 94.152120][ T838] cgroup_apply_control+0x36/0x710
[ 94.157224][ T838] ? init_wait_entry+0xe0/0xe0
[ 94.161967][ T838] ? cgroup_kn_lock_live+0x1af/0x370
[ 94.167336][ T838] cgroup_subtree_control_write+0xd05/0x12d0
[ 94.173426][ T838] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 94.179393][ T838] cgroup_file_write+0x22f/0x4f0
[ 94.184308][ T838] kernfs_fop_write_iter+0x2cd/0x410
[ 94.190826][ T838] ? cgroup_seqfile_stop+0xc0/0xc0
[ 94.196095][ T838] vfs_write+0xb57/0xe50
[ 94.200322][ T838] ksys_write+0x157/0x260
[ 94.205022][ T838] __x64_sys_write+0x7b/0x90
[ 94.209607][ T838] do_syscall_64+0x34/0x70
[ 94.214013][ T838] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 94.220242][ T838] RIP: 0033:0x7f039e0800e9
[ 94.224652][ T838] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 94.244595][ T838] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.253127][ T838] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 94.263688][ T838] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 94.272075][ T838] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 94.280374][ T838] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 94.288410][ T838] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 94.297948][ T838] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 94.344331][ T377] !!! css_put is zero set CSS_NO_REF
[ 94.350005][ T377] !!! css_put is zero set CSS_NO_REF
[ 94.355754][ T377] !!! css_put is zero set CSS_NO_REF
[ 94.361190][ T812] FAULT_INJECTION: forcing a failure.
[ 94.361190][ T812] name failslab, interval 1, probability 0, space 0, times 0
[ 94.373846][ T812] CPU: 0 PID: 812 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 94.385389][ T812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 94.395703][ T812] Call Trace:
[ 94.399723][ T812] dump_stack+0x19c/0x1e2
[ 94.404029][ T812] should_fail+0x3f7/0x5b0
[ 94.408417][ T812] __should_failslab+0xd2/0x130
[ 94.413240][ T812] should_failslab+0x9/0x20
[ 94.417817][ T812] slab_pre_alloc_hook+0x25/0xe0
[ 94.422980][ T812] ? __kernfs_new_node+0x4c/0x6d0
[ 94.428963][ T812] __kmalloc_track_caller+0x70/0x300
[ 94.434755][ T812] ? __kernfs_new_node+0x4c/0x6d0
[ 94.439765][ T812] kstrdup_const+0x55/0x90
[ 94.444152][ T812] __kernfs_new_node+0x4c/0x6d0
[ 94.449002][ T812] ? string+0x29f/0x2b0
[ 94.453152][ T812] ? vsnprintf+0x1a6c/0x1b30
[ 94.457737][ T812] kernfs_new_node+0x97/0x170
[ 94.462403][ T812] __kernfs_create_file+0x4a/0x270
[ 94.467538][ T812] cgroup_addrm_files+0x99e/0xeb0
[ 94.472629][ T812] ? delete_node+0x747/0x7a0
[ 94.477409][ T812] css_populate_dir+0x137/0x370
[ 94.482252][ T812] cgroup_apply_control_enable+0x5cd/0xf70
[ 94.488045][ T812] cgroup_apply_control+0x36/0x710
[ 94.493352][ T812] ? init_wait_entry+0xe0/0xe0
[ 94.498123][ T812] ? cgroup_kn_lock_live+0x1af/0x370
[ 94.503389][ T812] cgroup_subtree_control_write+0xd05/0x12d0
[ 94.509568][ T812] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 94.515704][ T812] cgroup_file_write+0x22f/0x4f0
[ 94.520632][ T812] kernfs_fop_write_iter+0x2cd/0x410
[ 94.525890][ T812] ? cgroup_seqfile_stop+0xc0/0xc0
[ 94.531001][ T812] vfs_write+0xb57/0xe50
[ 94.535348][ T812] ksys_write+0x157/0x260
[ 94.541510][ T812] __x64_sys_write+0x7b/0x90
[ 94.547656][ T812] do_syscall_64+0x34/0x70
[ 94.557680][ T812] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 94.565090][ T812] RIP: 0033:0x7f9e961620e9
[ 94.569769][ T812] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 94.590430][ T812] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.599330][ T812] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 94.607369][ T812] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 94.615676][ T812] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 94.623808][ T812] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 94.631952][ T812] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 94.640071][ T812] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 94.684381][ T67] !!! css_put is zero set CSS_NO_REF
[ 94.690034][ T67] !!! css_put is zero set CSS_NO_REF
[ 94.695973][ T67] !!! css_put is zero set CSS_NO_REF
[ 94.701453][ T832] FAULT_INJECTION: forcing a failure.
[ 94.701453][ T832] name failslab, interval 1, probability 0, space 0, times 0
[ 94.714313][ T832] CPU: 1 PID: 832 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 94.725921][ T832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 94.736100][ T832] Call Trace:
[ 94.739381][ T832] dump_stack+0x19c/0x1e2
[ 94.743724][ T832] should_fail+0x3f7/0x5b0
[ 94.748115][ T832] __should_failslab+0xd2/0x130
[ 94.753038][ T832] should_failslab+0x9/0x20
[ 94.757638][ T832] slab_pre_alloc_hook+0x25/0xe0
[ 94.762931][ T832] ? __kernfs_new_node+0x4c/0x6d0
[ 94.767949][ T832] __kmalloc_track_caller+0x70/0x300
[ 94.773391][ T832] ? __kernfs_new_node+0x4c/0x6d0
[ 94.778507][ T832] kstrdup_const+0x55/0x90
[ 94.783164][ T832] __kernfs_new_node+0x4c/0x6d0
[ 94.788121][ T832] ? string+0x29f/0x2b0
[ 94.792430][ T832] ? vsnprintf+0x1a6c/0x1b30
[ 94.797025][ T832] kernfs_new_node+0x97/0x170
[ 94.801794][ T832] __kernfs_create_file+0x4a/0x270
[ 94.807287][ T832] cgroup_addrm_files+0x99e/0xeb0
[ 94.812311][ T832] ? delete_node+0x747/0x7a0
[ 94.816907][ T832] css_populate_dir+0x137/0x370
[ 94.821854][ T832] cgroup_apply_control_enable+0x5cd/0xf70
[ 94.827759][ T832] cgroup_apply_control+0x36/0x710
[ 94.832967][ T832] ? init_wait_entry+0xe0/0xe0
[ 94.838143][ T832] ? cgroup_kn_lock_live+0x1af/0x370
[ 94.843428][ T832] cgroup_subtree_control_write+0xd05/0x12d0
[ 94.850318][ T832] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 94.856548][ T832] cgroup_file_write+0x22f/0x4f0
[ 94.861467][ T832] kernfs_fop_write_iter+0x2cd/0x410
[ 94.866827][ T832] ? cgroup_seqfile_stop+0xc0/0xc0
[ 94.872018][ T832] vfs_write+0xb57/0xe50
[ 94.876254][ T832] ksys_write+0x157/0x260
[ 94.880661][ T832] __x64_sys_write+0x7b/0x90
[ 94.885226][ T832] do_syscall_64+0x34/0x70
[ 94.889724][ T832] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 94.895607][ T832] RIP: 0033:0x7fa66af510e9
[ 94.900495][ T832] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 94.920479][ T832] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 94.928877][ T832] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 94.936926][ T832] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 94.944988][ T832] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 94.954170][ T832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 94.962128][ T832] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 94.970500][ T832] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 94.980043][ T411] ------------[ cut here ]------------
[ 94.985615][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 94.994655][ T411] Modules linked in:
[ 94.998681][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 95.010644][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 95.020908][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 95.026545][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 95.047259][ T411] RSP: 0018:ffffc90000ef7dd0 EFLAGS: 00010293
[ 95.053418][ T411] RAX: ffffffff81aeff3c RBX: ffff888113d8ace0 RCX: ffff888107a73d00
[ 95.061519][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 95.069974][ T411] RBP: ffffc90000ef7e40 R08: ffffffff81aefc67 R09: fffff520001defb2
[ 95.078183][ T411] R10: fffff520001defb2 R11: 1ffff920001defb1 R12: dffffc0000000000
[ 95.086204][ T411] R13: ffff888113d8ac00 R14: 00000000ffffffff R15: 0000000000000000
[ 95.094302][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 95.103937][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.110574][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 95.118702][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 95.127191][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 95.135810][ T411] Call Trace:
[ 95.139102][ T411] path_umount+0x1ad/0xed0
[ 95.143892][ T411] __x64_sys_umount+0xe8/0x110
[ 95.148880][ T411] do_syscall_64+0x34/0x70
[ 95.153865][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 95.160144][ T411] RIP: 0033:0x7fa66af52557
[ 95.164850][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 95.185897][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 95.194553][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 95.202623][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 95.210870][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 95.218885][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 95.226914][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 95.234911][ T411] ---[ end trace b9d4a1c636ee1489 ]---
[ 95.240459][ T411] ------------[ cut here ]------------
[ 95.245979][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 95.254328][ T377] !!! css_put is zero set CSS_NO_REF
[ 95.254603][ T411] Modules linked in:
[ 95.259762][ T377] !!! css_put is zero set CSS_NO_REF
[ 95.263632][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 95.269320][ T808] FAULT_INJECTION: forcing a failure.
[ 95.269320][ T808] name failslab, interval 1, probability 0, space 0, times 0
[ 95.280545][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 95.280566][ T411] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 95.293145][ T808] CPU: 1 PID: 808 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 95.303333][ T411] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 95.308346][ T808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 95.308350][ T808] Call Trace:
[ 95.308363][ T808] dump_stack+0x19c/0x1e2
[ 95.308373][ T808] should_fail+0x3f7/0x5b0
[ 95.308382][ T808] __should_failslab+0xd2/0x130
[ 95.308397][ T808] should_failslab+0x9/0x20
[ 95.320071][ T411] RSP: 0018:ffffc90000ef7e30 EFLAGS: 00010293
[ 95.339480][ T808] slab_pre_alloc_hook+0x25/0xe0
[ 95.339490][ T808] ? __kernfs_new_node+0x4c/0x6d0
[ 95.339503][ T808] __kmalloc_track_caller+0x70/0x300
[ 95.349722][ T411]
[ 95.353046][ T808] ? __kernfs_new_node+0x4c/0x6d0
[ 95.353059][ T808] kstrdup_const+0x55/0x90
[ 95.357379][ T411] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a73d00
[ 95.362012][ T808] __kernfs_new_node+0x4c/0x6d0
[ 95.362024][ T808] ? string+0x29f/0x2b0
[ 95.367024][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
2022/05/27 17:58:54 executed programs: 154
[ 95.371736][ T808] ? vsnprintf+0x1a6c/0x1b30
[ 95.371748][ T808] kernfs_new_node+0x97/0x170
[ 95.371768][ T808] __kernfs_create_file+0x4a/0x270
[ 95.378656][ T411] RBP: ffffc90000ef7e80 R08: ffffffff81b006e3 R09: fffff520001defcd
[ 95.382942][ T808] cgroup_addrm_files+0x99e/0xeb0
[ 95.382960][ T808] ? delete_node+0x747/0x7a0
[ 95.388076][ T411] R10: fffff520001defcd R11: 1ffff920001defcc R12: ffff888113d8ac48
[ 95.393752][ T808] css_populate_dir+0x137/0x370
[ 95.393767][ T808] cgroup_apply_control_enable+0x5cd/0xf70
[ 95.396437][ T411] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 95.401437][ T808] cgroup_apply_control+0x36/0x710
[ 95.401448][ T808] ? init_wait_entry+0xe0/0xe0
[ 95.401467][ T808] ? cgroup_kn_lock_live+0x1af/0x370
[ 95.406304][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 95.416757][ T808] cgroup_subtree_control_write+0xd05/0x12d0
[ 95.416771][ T808] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 95.416787][ T808] cgroup_file_write+0x22f/0x4f0
[ 95.421735][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 95.425939][ T808] kernfs_fop_write_iter+0x2cd/0x410
[ 95.425948][ T808] ? cgroup_seqfile_stop+0xc0/0xc0
[ 95.425963][ T808] vfs_write+0xb57/0xe50
[ 95.434087][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 95.438645][ T808] ksys_write+0x157/0x260
[ 95.438654][ T808] __x64_sys_write+0x7b/0x90
[ 95.438663][ T808] do_syscall_64+0x34/0x70
[ 95.438679][ T808] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 95.443327][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 95.448670][ T808] RIP: 0033:0x7f075aca70e9
[ 95.448681][ T808] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 95.448692][ T808] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246
[ 95.457034][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 95.461670][ T808] ORIG_RAX: 0000000000000001
[ 95.461678][ T808] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 95.461689][ T808] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 95.466295][ T411] Call Trace:
[ 95.474299][ T808] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 95.474306][ T808] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 95.474313][ T808] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 95.475300][ T808] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 95.479641][ T411] __cleanup_mnt+0x19/0x20
[ 95.693108][ T411] task_work_run+0x147/0x1b0
[ 95.698170][ T411] exit_to_user_mode_loop+0xc8/0xe0
[ 95.703456][ T411] syscall_exit_to_user_mode+0x77/0xa0
[ 95.703597][ T377] !!! css_put is zero set CSS_NO_REF
[ 95.708998][ T411] do_syscall_64+0x40/0x70
[ 95.714850][ T377] !!! css_put is zero set CSS_NO_REF
[ 95.719041][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 95.724639][ T377] !!! css_put is zero set CSS_NO_REF
[ 95.730367][ T411] RIP: 0033:0x7fa66af52557
[ 95.736016][ T848] FAULT_INJECTION: forcing a failure.
[ 95.736016][ T848] name failslab, interval 1, probability 0, space 0, times 0
[ 95.740291][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 95.740298][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 95.740312][ T411] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa66af52557
[ 95.740324][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 95.753764][ T848] CPU: 1 PID: 848 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 95.774491][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 95.782549][ T848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 95.790529][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 95.798654][ T848] Call Trace:
[ 95.798669][ T848] dump_stack+0x19c/0x1e2
[ 95.798684][ T848] should_fail+0x3f7/0x5b0
[ 95.810277][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 95.818218][ T848] __should_failslab+0xd2/0x130
[ 95.818226][ T848] should_failslab+0x9/0x20
[ 95.818240][ T848] slab_pre_alloc_hook+0x25/0xe0
[ 95.828852][ T411] ---[ end trace b9d4a1c636ee148a ]---
[ 95.836320][ T848] ? __kernfs_new_node+0x4c/0x6d0
[ 95.836331][ T848] __kmalloc_track_caller+0x70/0x300
[ 95.836339][ T848] ? __kernfs_new_node+0x4c/0x6d0
[ 95.836352][ T848] kstrdup_const+0x55/0x90
[ 95.896671][ T848] __kernfs_new_node+0x4c/0x6d0
[ 95.901686][ T848] ? string+0x29f/0x2b0
[ 95.906033][ T848] ? vsnprintf+0x1a6c/0x1b30
[ 95.910703][ T848] kernfs_new_node+0x97/0x170
[ 95.915443][ T848] __kernfs_create_file+0x4a/0x270
[ 95.920614][ T848] cgroup_addrm_files+0x99e/0xeb0
[ 95.925977][ T848] ? delete_node+0x747/0x7a0
[ 95.930652][ T848] css_populate_dir+0x137/0x370
[ 95.935603][ T848] cgroup_apply_control_enable+0x5cd/0xf70
[ 95.941392][ T848] cgroup_apply_control+0x36/0x710
[ 95.946653][ T848] ? init_wait_entry+0xe0/0xe0
[ 95.951501][ T848] ? cgroup_kn_lock_live+0x1af/0x370
[ 95.956799][ T848] cgroup_subtree_control_write+0xd05/0x12d0
[ 95.962770][ T848] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 95.968814][ T848] cgroup_file_write+0x22f/0x4f0
[ 95.973838][ T848] kernfs_fop_write_iter+0x2cd/0x410
[ 95.979119][ T848] ? cgroup_seqfile_stop+0xc0/0xc0
[ 95.984580][ T848] vfs_write+0xb57/0xe50
[ 95.988898][ T848] ksys_write+0x157/0x260
[ 95.994407][ T848] __x64_sys_write+0x7b/0x90
[ 95.999014][ T848] do_syscall_64+0x34/0x70
[ 96.003422][ T848] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 96.009633][ T848] RIP: 0033:0x7fecf899e0e9
[ 96.014855][ T848] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 96.036231][ T848] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 96.044633][ T848] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 96.054884][ T848] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 96.063049][ T848] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 96.071287][ T848] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 96.079427][ T848] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 96.087846][ T848] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 96.114311][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.119928][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.125797][ T841] FAULT_INJECTION: forcing a failure.
[ 96.125797][ T841] name failslab, interval 1, probability 0, space 0, times 0
[ 96.138635][ T841] CPU: 1 PID: 841 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 96.150996][ T841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 96.161494][ T841] Call Trace:
[ 96.164774][ T841] dump_stack+0x19c/0x1e2
[ 96.169089][ T841] should_fail+0x3f7/0x5b0
[ 96.174266][ T841] __should_failslab+0xd2/0x130
[ 96.179096][ T841] should_failslab+0x9/0x20
[ 96.183572][ T841] slab_pre_alloc_hook+0x25/0xe0
[ 96.188576][ T841] ? __kernfs_new_node+0x4c/0x6d0
[ 96.193572][ T841] __kmalloc_track_caller+0x70/0x300
[ 96.198854][ T841] ? __kernfs_new_node+0x4c/0x6d0
[ 96.203876][ T841] kstrdup_const+0x55/0x90
[ 96.208482][ T841] __kernfs_new_node+0x4c/0x6d0
[ 96.213337][ T841] ? string+0x29f/0x2b0
[ 96.217647][ T841] ? vsnprintf+0x1a6c/0x1b30
[ 96.222579][ T841] kernfs_new_node+0x97/0x170
[ 96.227330][ T841] __kernfs_create_file+0x4a/0x270
[ 96.232538][ T841] cgroup_addrm_files+0x99e/0xeb0
[ 96.237558][ T841] ? delete_node+0x747/0x7a0
[ 96.242221][ T841] css_populate_dir+0x137/0x370
[ 96.247058][ T841] cgroup_apply_control_enable+0x5cd/0xf70
[ 96.252955][ T841] cgroup_apply_control+0x36/0x710
[ 96.258064][ T841] ? init_wait_entry+0xe0/0xe0
[ 96.262866][ T841] ? cgroup_kn_lock_live+0x1af/0x370
[ 96.268176][ T841] cgroup_subtree_control_write+0xd05/0x12d0
[ 96.274264][ T841] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 96.280313][ T841] cgroup_file_write+0x22f/0x4f0
[ 96.285512][ T841] kernfs_fop_write_iter+0x2cd/0x410
[ 96.290787][ T841] ? cgroup_seqfile_stop+0xc0/0xc0
[ 96.296064][ T841] vfs_write+0xb57/0xe50
[ 96.300290][ T841] ksys_write+0x157/0x260
[ 96.304695][ T841] __x64_sys_write+0x7b/0x90
[ 96.309637][ T841] do_syscall_64+0x34/0x70
[ 96.314048][ T841] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 96.320064][ T841] RIP: 0033:0x7f9e961620e9
[ 96.324461][ T841] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 96.344143][ T841] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 96.352623][ T841] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 96.360670][ T841] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 96.368726][ T841] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 96.376827][ T841] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 96.385242][ T841] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 96.393824][ T841] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 96.443956][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.449299][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.455685][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.461294][ T849] FAULT_INJECTION: forcing a failure.
[ 96.461294][ T849] name failslab, interval 1, probability 0, space 0, times 0
[ 96.474127][ T849] CPU: 0 PID: 849 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 96.485661][ T849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 96.495790][ T849] Call Trace:
[ 96.499076][ T849] dump_stack+0x19c/0x1e2
[ 96.503399][ T849] should_fail+0x3f7/0x5b0
[ 96.507831][ T849] __should_failslab+0xd2/0x130
[ 96.512857][ T849] should_failslab+0x9/0x20
[ 96.517540][ T849] slab_pre_alloc_hook+0x25/0xe0
[ 96.522459][ T849] ? __kernfs_new_node+0x4c/0x6d0
[ 96.527461][ T849] __kmalloc_track_caller+0x70/0x300
[ 96.532735][ T849] ? __kernfs_new_node+0x4c/0x6d0
[ 96.538058][ T849] kstrdup_const+0x55/0x90
[ 96.542482][ T849] __kernfs_new_node+0x4c/0x6d0
[ 96.547316][ T849] ? string+0x29f/0x2b0
[ 96.551651][ T849] ? vsnprintf+0x1a6c/0x1b30
[ 96.556252][ T849] kernfs_new_node+0x97/0x170
[ 96.560920][ T849] __kernfs_create_file+0x4a/0x270
[ 96.566174][ T849] cgroup_addrm_files+0x99e/0xeb0
[ 96.571185][ T849] ? delete_node+0x747/0x7a0
[ 96.575752][ T849] css_populate_dir+0x137/0x370
[ 96.580674][ T849] cgroup_apply_control_enable+0x5cd/0xf70
[ 96.586573][ T849] cgroup_apply_control+0x36/0x710
[ 96.591766][ T849] ? init_wait_entry+0xe0/0xe0
[ 96.596512][ T849] ? cgroup_kn_lock_live+0x1af/0x370
[ 96.601778][ T849] cgroup_subtree_control_write+0xd05/0x12d0
[ 96.607761][ T849] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 96.613751][ T849] cgroup_file_write+0x22f/0x4f0
[ 96.618692][ T849] kernfs_fop_write_iter+0x2cd/0x410
[ 96.624057][ T849] ? cgroup_seqfile_stop+0xc0/0xc0
[ 96.629497][ T849] vfs_write+0xb57/0xe50
[ 96.633742][ T849] ksys_write+0x157/0x260
[ 96.638232][ T849] __x64_sys_write+0x7b/0x90
[ 96.642804][ T849] do_syscall_64+0x34/0x70
[ 96.647300][ T849] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 96.653360][ T849] RIP: 0033:0x7f039e0800e9
[ 96.657869][ T849] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 96.678640][ T849] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 96.687137][ T849] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 96.695184][ T849] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 96.703137][ T849] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 96.711103][ T849] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 96.719252][ T849] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 96.727599][ T849] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 96.764506][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.774031][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.783478][ T377] !!! css_put is zero set CSS_NO_REF
[ 96.791789][ T862] FAULT_INJECTION: forcing a failure.
[ 96.791789][ T862] name failslab, interval 1, probability 0, space 0, times 0
[ 96.805849][ T862] CPU: 0 PID: 862 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 96.817386][ T862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 96.827552][ T862] Call Trace:
[ 96.830830][ T862] dump_stack+0x19c/0x1e2
[ 96.836022][ T862] should_fail+0x3f7/0x5b0
[ 96.840437][ T862] __should_failslab+0xd2/0x130
[ 96.845458][ T862] should_failslab+0x9/0x20
[ 96.850042][ T862] slab_pre_alloc_hook+0x25/0xe0
[ 96.855151][ T862] ? __kernfs_new_node+0x4c/0x6d0
[ 96.860156][ T862] __kmalloc_track_caller+0x70/0x300
[ 96.866096][ T862] ? __kernfs_new_node+0x4c/0x6d0
[ 96.871114][ T862] kstrdup_const+0x55/0x90
[ 96.875643][ T862] __kernfs_new_node+0x4c/0x6d0
[ 96.880471][ T862] ? string+0x29f/0x2b0
[ 96.884697][ T862] ? vsnprintf+0x1a6c/0x1b30
[ 96.889271][ T862] kernfs_new_node+0x97/0x170
[ 96.893926][ T862] __kernfs_create_file+0x4a/0x270
[ 96.899193][ T862] cgroup_addrm_files+0x99e/0xeb0
[ 96.904541][ T862] ? delete_node+0x747/0x7a0
[ 96.909253][ T862] css_populate_dir+0x137/0x370
[ 96.914132][ T862] cgroup_apply_control_enable+0x5cd/0xf70
[ 96.919939][ T862] cgroup_apply_control+0x36/0x710
[ 96.925233][ T862] ? init_wait_entry+0xe0/0xe0
[ 96.929995][ T862] ? cgroup_kn_lock_live+0x1af/0x370
[ 96.935365][ T862] cgroup_subtree_control_write+0xd05/0x12d0
[ 96.941640][ T862] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 96.947706][ T862] cgroup_file_write+0x22f/0x4f0
[ 96.952729][ T862] kernfs_fop_write_iter+0x2cd/0x410
[ 96.958099][ T862] ? cgroup_seqfile_stop+0xc0/0xc0
[ 96.963213][ T862] vfs_write+0xb57/0xe50
[ 96.967443][ T862] ksys_write+0x157/0x260
[ 96.972018][ T862] __x64_sys_write+0x7b/0x90
[ 96.976585][ T862] do_syscall_64+0x34/0x70
[ 96.981431][ T862] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 96.987663][ T862] RIP: 0033:0x7fecf899e0e9
[ 96.992068][ T862] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 97.011670][ T862] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 97.020588][ T862] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 97.028762][ T862] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 97.036838][ T862] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 97.044904][ T862] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 97.052859][ T862] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 97.061330][ T862] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 97.094525][ T67] !!! css_put is zero set CSS_NO_REF
[ 97.099959][ T67] !!! css_put is zero set CSS_NO_REF
[ 97.105771][ T853] FAULT_INJECTION: forcing a failure.
[ 97.105771][ T853] name failslab, interval 1, probability 0, space 0, times 0
[ 97.118659][ T853] CPU: 1 PID: 853 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 97.130446][ T853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 97.140923][ T853] Call Trace:
[ 97.144234][ T853] dump_stack+0x19c/0x1e2
[ 97.148551][ T853] should_fail+0x3f7/0x5b0
[ 97.153069][ T853] __should_failslab+0xd2/0x130
[ 97.157904][ T853] should_failslab+0x9/0x20
[ 97.162393][ T853] slab_pre_alloc_hook+0x25/0xe0
[ 97.167430][ T853] ? __kernfs_new_node+0x4c/0x6d0
[ 97.172453][ T853] __kmalloc_track_caller+0x70/0x300
[ 97.177729][ T853] ? __kernfs_new_node+0x4c/0x6d0
[ 97.182800][ T853] kstrdup_const+0x55/0x90
[ 97.187324][ T853] __kernfs_new_node+0x4c/0x6d0
[ 97.192155][ T853] ? string+0x29f/0x2b0
[ 97.196295][ T853] ? vsnprintf+0x1a6c/0x1b30
[ 97.200857][ T853] kernfs_new_node+0x97/0x170
[ 97.205597][ T853] __kernfs_create_file+0x4a/0x270
[ 97.210690][ T853] cgroup_addrm_files+0x99e/0xeb0
[ 97.215696][ T853] ? delete_node+0x747/0x7a0
[ 97.220329][ T853] css_populate_dir+0x137/0x370
[ 97.225158][ T853] cgroup_apply_control_enable+0x5cd/0xf70
[ 97.230940][ T853] cgroup_apply_control+0x36/0x710
[ 97.236025][ T853] ? init_wait_entry+0xe0/0xe0
[ 97.240761][ T853] ? cgroup_kn_lock_live+0x1af/0x370
[ 97.246017][ T853] cgroup_subtree_control_write+0xd05/0x12d0
[ 97.252194][ T853] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 97.258213][ T853] cgroup_file_write+0x22f/0x4f0
[ 97.263140][ T853] kernfs_fop_write_iter+0x2cd/0x410
[ 97.268407][ T853] ? cgroup_seqfile_stop+0xc0/0xc0
[ 97.273498][ T853] vfs_write+0xb57/0xe50
[ 97.277720][ T853] ksys_write+0x157/0x260
[ 97.282376][ T853] __x64_sys_write+0x7b/0x90
[ 97.287124][ T853] do_syscall_64+0x34/0x70
[ 97.291517][ T853] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 97.297466][ T853] RIP: 0033:0x7f075aca70e9
[ 97.301853][ T853] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 97.321523][ T853] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 97.330029][ T853] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 97.337995][ T853] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 97.346143][ T853] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 97.354260][ T853] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 97.362231][ T853] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 97.371172][ T853] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 97.394462][ T67] !!! css_put is zero set CSS_NO_REF
[ 97.400353][ T67] !!! css_put is zero set CSS_NO_REF
[ 97.405852][ T67] !!! css_put is zero set CSS_NO_REF
[ 97.411491][ T850] FAULT_INJECTION: forcing a failure.
[ 97.411491][ T850] name failslab, interval 1, probability 0, space 0, times 0
[ 97.424270][ T850] CPU: 1 PID: 850 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 97.436501][ T850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 97.446543][ T850] Call Trace:
[ 97.449827][ T850] dump_stack+0x19c/0x1e2
[ 97.454146][ T850] should_fail+0x3f7/0x5b0
[ 97.459157][ T850] __should_failslab+0xd2/0x130
[ 97.464091][ T850] should_failslab+0x9/0x20
[ 97.468571][ T850] slab_pre_alloc_hook+0x25/0xe0
[ 97.473573][ T850] ? __kernfs_new_node+0x4c/0x6d0
[ 97.478676][ T850] __kmalloc_track_caller+0x70/0x300
[ 97.485069][ T850] ? __kernfs_new_node+0x4c/0x6d0
[ 97.491620][ T850] kstrdup_const+0x55/0x90
[ 97.496561][ T850] __kernfs_new_node+0x4c/0x6d0
[ 97.501842][ T850] ? string+0x29f/0x2b0
[ 97.505977][ T850] ? vsnprintf+0x1a6c/0x1b30
[ 97.511342][ T850] kernfs_new_node+0x97/0x170
[ 97.515993][ T850] __kernfs_create_file+0x4a/0x270
[ 97.521096][ T850] cgroup_addrm_files+0x99e/0xeb0
[ 97.526110][ T850] ? delete_node+0x747/0x7a0
[ 97.530828][ T850] css_populate_dir+0x137/0x370
[ 97.535698][ T850] cgroup_apply_control_enable+0x5cd/0xf70
[ 97.541752][ T850] cgroup_apply_control+0x36/0x710
[ 97.547091][ T850] ? init_wait_entry+0xe0/0xe0
[ 97.552093][ T850] ? cgroup_kn_lock_live+0x1af/0x370
[ 97.557816][ T850] cgroup_subtree_control_write+0xd05/0x12d0
[ 97.564599][ T850] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 97.570855][ T850] cgroup_file_write+0x22f/0x4f0
[ 97.576220][ T850] kernfs_fop_write_iter+0x2cd/0x410
[ 97.581501][ T850] ? cgroup_seqfile_stop+0xc0/0xc0
[ 97.586904][ T850] vfs_write+0xb57/0xe50
[ 97.591906][ T850] ksys_write+0x157/0x260
[ 97.596243][ T850] __x64_sys_write+0x7b/0x90
[ 97.600836][ T850] do_syscall_64+0x34/0x70
[ 97.605458][ T850] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 97.611434][ T850] RIP: 0033:0x7f8c017690e9
[ 97.616025][ T850] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 97.636679][ T850] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 97.645071][ T850] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 97.653217][ T850] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 97.661175][ T850] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 97.669407][ T850] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 97.677889][ T850] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 97.686505][ T850] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 97.734501][ T377] !!! css_put is zero set CSS_NO_REF
[ 97.740049][ T377] !!! css_put is zero set CSS_NO_REF
[ 97.745647][ T377] !!! css_put is zero set CSS_NO_REF
[ 97.751473][ T868] FAULT_INJECTION: forcing a failure.
[ 97.751473][ T868] name failslab, interval 1, probability 0, space 0, times 0
[ 97.764161][ T868] CPU: 0 PID: 868 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 97.775774][ T868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 97.785830][ T868] Call Trace:
[ 97.789331][ T868] dump_stack+0x19c/0x1e2
[ 97.793649][ T868] should_fail+0x3f7/0x5b0
[ 97.798172][ T868] __should_failslab+0xd2/0x130
[ 97.803587][ T868] should_failslab+0x9/0x20
[ 97.808260][ T868] slab_pre_alloc_hook+0x25/0xe0
[ 97.813202][ T868] ? __kernfs_new_node+0x4c/0x6d0
[ 97.818209][ T868] __kmalloc_track_caller+0x70/0x300
[ 97.823480][ T868] ? __kernfs_new_node+0x4c/0x6d0
[ 97.828484][ T868] kstrdup_const+0x55/0x90
[ 97.832965][ T868] __kernfs_new_node+0x4c/0x6d0
[ 97.837795][ T868] ? string+0x29f/0x2b0
[ 97.841926][ T868] ? vsnprintf+0x1a6c/0x1b30
[ 97.846499][ T868] kernfs_new_node+0x97/0x170
[ 97.852740][ T868] __kernfs_create_file+0x4a/0x270
[ 97.857842][ T868] cgroup_addrm_files+0x99e/0xeb0
[ 97.863113][ T868] ? delete_node+0x747/0x7a0
[ 97.867685][ T868] css_populate_dir+0x137/0x370
[ 97.872522][ T868] cgroup_apply_control_enable+0x5cd/0xf70
[ 97.878718][ T868] cgroup_apply_control+0x36/0x710
[ 97.884133][ T868] ? init_wait_entry+0xe0/0xe0
[ 97.889189][ T868] ? cgroup_kn_lock_live+0x1af/0x370
[ 97.894549][ T868] cgroup_subtree_control_write+0xd05/0x12d0
[ 97.901064][ T868] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 97.907207][ T868] cgroup_file_write+0x22f/0x4f0
[ 97.912127][ T868] kernfs_fop_write_iter+0x2cd/0x410
[ 97.917602][ T868] ? cgroup_seqfile_stop+0xc0/0xc0
[ 97.922781][ T868] vfs_write+0xb57/0xe50
[ 97.927013][ T868] ksys_write+0x157/0x260
[ 97.931484][ T868] __x64_sys_write+0x7b/0x90
[ 97.936422][ T868] do_syscall_64+0x34/0x70
[ 97.940846][ T868] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 97.946908][ T868] RIP: 0033:0x7f039e0800e9
[ 97.951322][ T868] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 97.970903][ T868] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 97.979401][ T868] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 97.987544][ T868] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 97.995767][ T868] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 98.004191][ T868] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 98.013066][ T868] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 98.022177][ T868] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 98.044489][ T67] !!! css_put is zero set CSS_NO_REF
[ 98.049987][ T67] !!! css_put is zero set CSS_NO_REF
[ 98.055608][ T67] !!! css_put is zero set CSS_NO_REF
[ 98.061075][ T861] FAULT_INJECTION: forcing a failure.
[ 98.061075][ T861] name failslab, interval 1, probability 0, space 0, times 0
[ 98.074436][ T861] CPU: 1 PID: 861 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 98.086237][ T861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 98.096919][ T861] Call Trace:
[ 98.100475][ T861] dump_stack+0x19c/0x1e2
[ 98.105163][ T861] should_fail+0x3f7/0x5b0
[ 98.109917][ T861] __should_failslab+0xd2/0x130
[ 98.115127][ T861] should_failslab+0x9/0x20
[ 98.119628][ T861] slab_pre_alloc_hook+0x25/0xe0
[ 98.124553][ T861] ? __kernfs_new_node+0x4c/0x6d0
[ 98.129576][ T861] __kmalloc_track_caller+0x70/0x300
[ 98.135265][ T861] ? __kernfs_new_node+0x4c/0x6d0
[ 98.140279][ T861] kstrdup_const+0x55/0x90
[ 98.144717][ T861] __kernfs_new_node+0x4c/0x6d0
[ 98.149743][ T861] ? string+0x29f/0x2b0
[ 98.153887][ T861] ? vsnprintf+0x1a6c/0x1b30
[ 98.158545][ T861] kernfs_new_node+0x97/0x170
[ 98.163202][ T861] __kernfs_create_file+0x4a/0x270
[ 98.168581][ T861] cgroup_addrm_files+0x99e/0xeb0
[ 98.173595][ T861] ? delete_node+0x747/0x7a0
[ 98.178158][ T861] css_populate_dir+0x137/0x370
[ 98.183075][ T861] cgroup_apply_control_enable+0x5cd/0xf70
[ 98.189247][ T861] cgroup_apply_control+0x36/0x710
[ 98.194358][ T861] ? init_wait_entry+0xe0/0xe0
[ 98.199105][ T861] ? cgroup_kn_lock_live+0x1af/0x370
[ 98.204477][ T861] cgroup_subtree_control_write+0xd05/0x12d0
[ 98.210444][ T861] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 98.216980][ T861] cgroup_file_write+0x22f/0x4f0
[ 98.222163][ T861] kernfs_fop_write_iter+0x2cd/0x410
[ 98.227512][ T861] ? cgroup_seqfile_stop+0xc0/0xc0
[ 98.232606][ T861] vfs_write+0xb57/0xe50
[ 98.236847][ T861] ksys_write+0x157/0x260
[ 98.241271][ T861] __x64_sys_write+0x7b/0x90
[ 98.245939][ T861] do_syscall_64+0x34/0x70
[ 98.250686][ T861] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 98.256549][ T861] RIP: 0033:0x7fa66af510e9
[ 98.260994][ T861] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 98.280660][ T861] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 98.289499][ T861] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 98.297472][ T861] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 98.306760][ T861] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 98.314924][ T861] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 98.323246][ T861] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 98.331610][ T861] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 98.339963][ T411] ------------[ cut here ]------------
[ 98.345534][ T411] WARNING: CPU: 0 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 98.355060][ T411] Modules linked in:
[ 98.358948][ T411] CPU: 0 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 98.370524][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 98.380771][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 98.386427][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 98.406173][ T411] RSP: 0018:ffffc90000ef7dd0 EFLAGS: 00010293
[ 98.412242][ T411] RAX: ffffffff81aeff3c RBX: ffff888113341a60 RCX: ffff888107a73d00
[ 98.420385][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 98.428764][ T411] RBP: ffffc90000ef7e40 R08: ffffffff81aefc67 R09: fffff520001defb2
[ 98.437227][ T411] R10: fffff520001defb2 R11: 1ffff920001defb1 R12: dffffc0000000000
[ 98.445223][ T411] R13: ffff888113341980 R14: 00000000ffffffff R15: 0000000000000000
[ 98.453293][ T411] FS: 0000555557245400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 98.462240][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.468846][ T411] CR2: 000055555724eb38 CR3: 0000000117878000 CR4: 00000000003506b0
[ 98.476823][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 98.484838][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 98.492807][ T411] Call Trace:
[ 98.496151][ T411] path_umount+0x1ad/0xed0
[ 98.500564][ T411] __x64_sys_umount+0xe8/0x110
[ 98.505344][ T411] do_syscall_64+0x34/0x70
[ 98.510004][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 98.515896][ T411] RIP: 0033:0x7fa66af52557
[ 98.520384][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 98.540256][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 98.548882][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 98.556979][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 98.564987][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 98.572945][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 98.580999][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 98.588970][ T411] ---[ end trace b9d4a1c636ee148b ]---
[ 98.595223][ T411] ------------[ cut here ]------------
[ 98.600823][ T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 98.609928][ T411] Modules linked in:
[ 98.614072][ T411] CPU: 1 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 98.614419][ T67] !!! css_put is zero set CSS_NO_REF
[ 98.626549][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 98.631596][ T67] !!! css_put is zero set CSS_NO_REF
[ 98.641564][ T411] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 98.647301][ T870] FAULT_INJECTION: forcing a failure.
[ 98.647301][ T870] name failslab, interval 1, probability 0, space 0, times 0
[ 98.652219][ T411] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 98.665622][ T870] CPU: 0 PID: 870 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 98.685695][ T411] RSP: 0018:ffffc90000ef7e30 EFLAGS: 00010293
[ 98.698701][ T870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 98.698706][ T870] Call Trace:
[ 98.698724][ T870] dump_stack+0x19c/0x1e2
[ 98.698734][ T870] should_fail+0x3f7/0x5b0
[ 98.698743][ T870] __should_failslab+0xd2/0x130
[ 98.698751][ T870] should_failslab+0x9/0x20
[ 98.698760][ T870] slab_pre_alloc_hook+0x25/0xe0
[ 98.698769][ T870] ? __kernfs_new_node+0x4c/0x6d0
[ 98.698777][ T870] __kmalloc_track_caller+0x70/0x300
[ 98.698785][ T870] ? __kernfs_new_node+0x4c/0x6d0
[ 98.698802][ T870] kstrdup_const+0x55/0x90
[ 98.704930][ T411]
[ 98.715347][ T870] __kernfs_new_node+0x4c/0x6d0
[ 98.715356][ T870] ? string+0x29f/0x2b0
[ 98.715364][ T870] ? vsnprintf+0x1a6c/0x1b30
[ 98.715379][ T870] kernfs_new_node+0x97/0x170
[ 98.718771][ T411] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a73d00
[ 98.723912][ T870] __kernfs_create_file+0x4a/0x270
[ 98.723923][ T870] cgroup_addrm_files+0x99e/0xeb0
[ 98.723937][ T870] ? delete_node+0x747/0x7a0
[ 98.728634][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 98.734023][ T870] css_populate_dir+0x137/0x370
[ 98.734033][ T870] cgroup_apply_control_enable+0x5cd/0xf70
[ 98.734046][ T870] cgroup_apply_control+0x36/0x710
[ 98.739057][ T411] RBP: ffffc90000ef7e80 R08: ffffffff81b006e3 R09: fffff520001defcd
[ 98.743608][ T870] ? init_wait_entry+0xe0/0xe0
[ 98.743622][ T870] ? cgroup_kn_lock_live+0x1af/0x370
[ 98.743633][ T870] cgroup_subtree_control_write+0xd05/0x12d0
[ 98.743650][ T870] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 98.749094][ T411] R10: fffff520001defcd R11: 1ffff920001defcc R12: ffff8881133419c8
[ 98.754453][ T870] cgroup_file_write+0x22f/0x4f0
[ 98.754464][ T870] kernfs_fop_write_iter+0x2cd/0x410
[ 98.754472][ T870] ? cgroup_seqfile_stop+0xc0/0xc0
[ 98.754481][ T870] vfs_write+0xb57/0xe50
[ 98.754494][ T870] ksys_write+0x157/0x260
[ 98.759517][ T411] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 98.763878][ T870] __x64_sys_write+0x7b/0x90
[ 98.763888][ T870] do_syscall_64+0x34/0x70
[ 98.763903][ T870] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 98.766696][ T411] FS: 0000555557245400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 98.771494][ T870] RIP: 0033:0x7fecf899e0e9
[ 98.771506][ T870] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 98.771513][ T870] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 98.771525][ T870] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 98.771540][ T870] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 98.776223][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 98.781169][ T870] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 98.781176][ T870] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 98.781188][ T870] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 98.781711][ T870] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 98.787088][ T411] CR2: 00007f039dfd5718 CR3: 0000000117878000 CR4: 00000000003506a0
[ 99.031862][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 99.039982][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 99.044301][ T67] !!! css_put is zero set CSS_NO_REF
[ 99.047970][ T411] Call Trace:
[ 99.053361][ T67] !!! css_put is zero set CSS_NO_REF
[ 99.056517][ T411] __cleanup_mnt+0x19/0x20
[ 99.056527][ T411] task_work_run+0x147/0x1b0
[ 99.056542][ T411] exit_to_user_mode_loop+0xc8/0xe0
[ 99.062299][ T67] !!! css_put is zero set CSS_NO_REF
[ 99.066203][ T411] syscall_exit_to_user_mode+0x77/0xa0
[ 99.066217][ T411] do_syscall_64+0x40/0x70
[ 99.071206][ T872] FAULT_INJECTION: forcing a failure.
[ 99.071206][ T872] name failslab, interval 1, probability 0, space 0, times 0
[ 99.076040][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 99.081720][ T872] CPU: 0 PID: 872 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 99.086788][ T411] RIP: 0033:0x7fa66af52557
[ 99.091130][ T872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 99.104018][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 99.109749][ T872] Call Trace:
[ 99.109769][ T872] dump_stack+0x19c/0x1e2
[ 99.109780][ T872] should_fail+0x3f7/0x5b0
[ 99.109790][ T872] __should_failslab+0xd2/0x130
[ 99.109798][ T872] should_failslab+0x9/0x20
[ 99.109806][ T872] slab_pre_alloc_hook+0x25/0xe0
[ 99.109826][ T872] ? __kernfs_new_node+0x4c/0x6d0
[ 99.121830][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246
[ 99.126168][ T872] __kmalloc_track_caller+0x70/0x300
[ 99.126177][ T872] ? __kernfs_new_node+0x4c/0x6d0
[ 99.126185][ T872] kstrdup_const+0x55/0x90
[ 99.126193][ T872] __kernfs_new_node+0x4c/0x6d0
[ 99.126200][ T872] ? string+0x29f/0x2b0
[ 99.126207][ T872] ? vsnprintf+0x1a6c/0x1b30
[ 99.126216][ T872] kernfs_new_node+0x97/0x170
[ 99.126229][ T872] __kernfs_create_file+0x4a/0x270
[ 99.136751][ T411] ORIG_RAX: 00000000000000a6
[ 99.155942][ T872] cgroup_addrm_files+0x99e/0xeb0
[ 99.155953][ T872] ? delete_node+0x747/0x7a0
[ 99.155962][ T872] css_populate_dir+0x137/0x370
[ 99.155971][ T872] cgroup_apply_control_enable+0x5cd/0xf70
[ 99.155987][ T872] cgroup_apply_control+0x36/0x710
[ 99.159874][ T411] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa66af52557
[ 99.163903][ T872] ? init_wait_entry+0xe0/0xe0
[ 99.168478][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 99.173718][ T872] ? cgroup_kn_lock_live+0x1af/0x370
[ 99.178518][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 99.183493][ T872] cgroup_subtree_control_write+0xd05/0x12d0
[ 99.188795][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 99.194887][ T872] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 99.194896][ T872] cgroup_file_write+0x22f/0x4f0
[ 99.194909][ T872] kernfs_fop_write_iter+0x2cd/0x410
[ 99.201556][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 99.206576][ T872] ? cgroup_seqfile_stop+0xc0/0xc0
[ 99.206590][ T872] vfs_write+0xb57/0xe50
[ 99.206603][ T872] ksys_write+0x157/0x260
[ 99.211184][ T411] ---[ end trace b9d4a1c636ee148c ]---
[ 99.216544][ T872] __x64_sys_write+0x7b/0x90
[ 99.216554][ T872] do_syscall_64+0x34/0x70
[ 99.216565][ T872] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 99.216574][ T872] RIP: 0033:0x7f075aca70e9
[ 99.216584][ T872] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 99.216590][ T872] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 99.216603][ T872] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 99.216616][ T872] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 99.423814][ T872] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 99.432087][ T872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 99.440222][ T872] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 99.449201][ T872] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 99.494418][ T104] !!! css_put is zero set CSS_NO_REF
[ 99.499964][ T104] !!! css_put is zero set CSS_NO_REF
[ 99.505595][ T878] FAULT_INJECTION: forcing a failure.
[ 99.505595][ T878] name failslab, interval 1, probability 0, space 0, times 0
[ 99.518558][ T878] CPU: 1 PID: 878 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 99.530491][ T878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 99.540559][ T878] Call Trace:
[ 99.544102][ T878] dump_stack+0x19c/0x1e2
[ 99.548728][ T878] should_fail+0x3f7/0x5b0
[ 99.553138][ T878] __should_failslab+0xd2/0x130
[ 99.558055][ T878] should_failslab+0x9/0x20
[ 99.562675][ T878] slab_pre_alloc_hook+0x25/0xe0
[ 99.567598][ T878] ? __kernfs_new_node+0x4c/0x6d0
[ 99.572948][ T878] __kmalloc_track_caller+0x70/0x300
[ 99.578216][ T878] ? __kernfs_new_node+0x4c/0x6d0
[ 99.583307][ T878] kstrdup_const+0x55/0x90
[ 99.587697][ T878] __kernfs_new_node+0x4c/0x6d0
[ 99.593144][ T878] ? string+0x29f/0x2b0
[ 99.597278][ T878] ? vsnprintf+0x1a6c/0x1b30
[ 99.601876][ T878] kernfs_new_node+0x97/0x170
[ 99.606851][ T878] __kernfs_create_file+0x4a/0x270
[ 99.611994][ T878] cgroup_addrm_files+0x99e/0xeb0
[ 99.617097][ T878] ? delete_node+0x747/0x7a0
[ 99.621668][ T878] css_populate_dir+0x137/0x370
[ 99.626600][ T878] cgroup_apply_control_enable+0x5cd/0xf70
[ 99.632584][ T878] cgroup_apply_control+0x36/0x710
[ 99.637776][ T878] ? init_wait_entry+0xe0/0xe0
[ 99.642530][ T878] ? cgroup_kn_lock_live+0x1af/0x370
[ 99.647801][ T878] cgroup_subtree_control_write+0xd05/0x12d0
[ 99.653861][ T878] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 99.659818][ T878] cgroup_file_write+0x22f/0x4f0
[ 99.664815][ T878] kernfs_fop_write_iter+0x2cd/0x410
[ 99.670690][ T878] ? cgroup_seqfile_stop+0xc0/0xc0
[ 99.677370][ T878] vfs_write+0xb57/0xe50
[ 99.681609][ T878] ksys_write+0x157/0x260
[ 99.686018][ T878] __x64_sys_write+0x7b/0x90
[ 99.690689][ T878] do_syscall_64+0x34/0x70
[ 99.695097][ T878] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 99.700980][ T878] RIP: 0033:0x7f039e0800e9
[ 99.705634][ T878] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 99.726225][ T878] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 99.734760][ T878] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 99.742723][ T878] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 99.751204][ T878] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 99.759167][ T878] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 99.767208][ T878] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 99.775360][ T878] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 99.824412][ T104] !!! css_put is zero set CSS_NO_REF
[ 99.829786][ T104] !!! css_put is zero set CSS_NO_REF
[ 99.835530][ T104] !!! css_put is zero set CSS_NO_REF
[ 99.841195][ T875] FAULT_INJECTION: forcing a failure.
[ 99.841195][ T875] name failslab, interval 1, probability 0, space 0, times 0
[ 99.854091][ T875] CPU: 1 PID: 875 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 99.865885][ T875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 99.876483][ T875] Call Trace:
[ 99.879852][ T875] dump_stack+0x19c/0x1e2
[ 99.884157][ T875] should_fail+0x3f7/0x5b0
[ 99.891468][ T875] __should_failslab+0xd2/0x130
[ 99.900632][ T875] should_failslab+0x9/0x20
[ 99.908517][ T875] slab_pre_alloc_hook+0x25/0xe0
[ 99.916199][ T875] ? __kernfs_new_node+0x4c/0x6d0
[ 99.923997][ T875] __kmalloc_track_caller+0x70/0x300
[ 99.929283][ T875] ? __kernfs_new_node+0x4c/0x6d0
[ 99.934456][ T875] kstrdup_const+0x55/0x90
[ 99.938874][ T875] __kernfs_new_node+0x4c/0x6d0
[ 99.943745][ T875] ? string+0x29f/0x2b0
[ 99.948000][ T875] ? vsnprintf+0x1a6c/0x1b30
[ 99.953114][ T875] kernfs_new_node+0x97/0x170
[ 99.957872][ T875] __kernfs_create_file+0x4a/0x270
[ 99.963546][ T875] cgroup_addrm_files+0x99e/0xeb0
[ 99.968834][ T875] ? delete_node+0x747/0x7a0
[ 99.973422][ T875] css_populate_dir+0x137/0x370
[ 99.978443][ T875] cgroup_apply_control_enable+0x5cd/0xf70
[ 99.984476][ T875] cgroup_apply_control+0x36/0x710
[ 99.989588][ T875] ? init_wait_entry+0xe0/0xe0
[ 99.994349][ T875] ? cgroup_kn_lock_live+0x1af/0x370
[ 99.999662][ T875] cgroup_subtree_control_write+0xd05/0x12d0
[ 100.005900][ T875] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 100.012073][ T875] cgroup_file_write+0x22f/0x4f0
[ 100.017096][ T875] kernfs_fop_write_iter+0x2cd/0x410
[ 100.022530][ T875] ? cgroup_seqfile_stop+0xc0/0xc0
[ 100.027705][ T875] vfs_write+0xb57/0xe50
[ 100.031933][ T875] ksys_write+0x157/0x260
[ 100.036329][ T875] __x64_sys_write+0x7b/0x90
[ 100.040903][ T875] do_syscall_64+0x34/0x70
[ 100.045303][ T875] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 100.051446][ T875] RIP: 0033:0x7f8c017690e9
[ 100.056068][ T875] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 100.076513][ T875] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 100.085233][ T875] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 100.093706][ T875] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 100.102382][ T875] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 100.110688][ T875] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 100.119094][ T875] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 100.127844][ T875] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 100.174438][ T104] !!! css_put is zero set CSS_NO_REF
[ 100.179846][ T104] !!! css_put is zero set CSS_NO_REF
[ 100.185869][ T104] !!! css_put is zero set CSS_NO_REF
[ 100.191667][ T893] FAULT_INJECTION: forcing a failure.
[ 100.191667][ T893] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 100.204906][ T893] CPU: 1 PID: 893 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 100.216683][ T893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 100.226821][ T893] Call Trace:
[ 100.230094][ T893] dump_stack+0x19c/0x1e2
[ 100.234581][ T893] should_fail+0x3f7/0x5b0
[ 100.239000][ T893] should_fail_alloc_page+0xa9/0xd0
[ 100.244253][ T893] __alloc_pages_nodemask+0x121/0x740
[ 100.249709][ T893] ? pcpu_alloc_area+0x7ab/0x900
[ 100.254909][ T893] allocate_slab+0x72/0x580
[ 100.259441][ T893] ___slab_alloc+0x131/0x2e0
[ 100.264611][ T893] ? percpu_ref_init+0xd0/0x330
[ 100.269828][ T893] __slab_alloc+0x63/0xa0
[ 100.274338][ T893] ? percpu_ref_init+0xd0/0x330
[ 100.279278][ T893] kmem_cache_alloc_trace+0xe5/0x2b0
[ 100.284566][ T893] ? percpu_ref_init+0xd0/0x330
[ 100.289839][ T893] percpu_ref_init+0xd0/0x330
[ 100.294595][ T893] ? cgroup_setup_root+0x8a0/0x8a0
[ 100.299692][ T893] cgroup_apply_control_enable+0x3d2/0xf70
[ 100.305496][ T893] cgroup_apply_control+0x36/0x710
[ 100.310606][ T893] ? init_wait_entry+0xe0/0xe0
[ 100.315452][ T893] ? cgroup_kn_lock_live+0x1af/0x370
[ 100.321217][ T893] cgroup_subtree_control_write+0xd05/0x12d0
[ 100.327873][ T893] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 100.333979][ T893] cgroup_file_write+0x22f/0x4f0
[ 100.339018][ T893] kernfs_fop_write_iter+0x2cd/0x410
[ 100.344298][ T893] ? cgroup_seqfile_stop+0xc0/0xc0
[ 100.349392][ T893] vfs_write+0xb57/0xe50
[ 100.353638][ T893] ksys_write+0x157/0x260
[ 100.357956][ T893] __x64_sys_write+0x7b/0x90
[ 100.363151][ T893] do_syscall_64+0x34/0x70
[ 100.367669][ T893] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 100.374254][ T893] RIP: 0033:0x7f039e0800e9
[ 100.378838][ T893] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 100.398613][ T893] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 100.407205][ T893] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 100.415328][ T893] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 100.423276][ T893] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 100.431233][ T893] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 100.439193][ T893] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 100.494643][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.500098][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.506348][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.512035][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.517885][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.523223][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.529105][ T890] FAULT_INJECTION: forcing a failure.
[ 100.529105][ T890] name failslab, interval 1, probability 0, space 0, times 0
[ 100.542533][ T890] CPU: 0 PID: 890 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 100.554347][ T890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 100.565916][ T890] Call Trace:
[ 100.569411][ T890] dump_stack+0x19c/0x1e2
[ 100.574125][ T890] should_fail+0x3f7/0x5b0
[ 100.579130][ T890] __should_failslab+0xd2/0x130
[ 100.584118][ T890] should_failslab+0x9/0x20
[ 100.588767][ T890] slab_pre_alloc_hook+0x25/0xe0
[ 100.593884][ T890] ? __kernfs_new_node+0x4c/0x6d0
[ 100.599007][ T890] __kmalloc_track_caller+0x70/0x300
[ 100.605230][ T890] ? __kernfs_new_node+0x4c/0x6d0
[ 100.610232][ T890] kstrdup_const+0x55/0x90
[ 100.614628][ T890] __kernfs_new_node+0x4c/0x6d0
[ 100.619917][ T890] ? string+0x29f/0x2b0
[ 100.624098][ T890] ? vsnprintf+0x1a6c/0x1b30
[ 100.628698][ T890] kernfs_new_node+0x97/0x170
[ 100.633380][ T890] __kernfs_create_file+0x4a/0x270
[ 100.638477][ T890] cgroup_addrm_files+0x99e/0xeb0
[ 100.643601][ T890] ? delete_node+0x747/0x7a0
[ 100.648271][ T890] css_populate_dir+0x137/0x370
[ 100.653096][ T890] cgroup_apply_control_enable+0x5cd/0xf70
[ 100.659424][ T890] cgroup_apply_control+0x36/0x710
[ 100.664644][ T890] ? init_wait_entry+0xe0/0xe0
[ 100.669502][ T890] ? cgroup_kn_lock_live+0x1af/0x370
[ 100.675023][ T890] cgroup_subtree_control_write+0xd05/0x12d0
[ 100.681263][ T890] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 100.688457][ T890] cgroup_file_write+0x22f/0x4f0
[ 100.693611][ T890] kernfs_fop_write_iter+0x2cd/0x410
[ 100.698976][ T890] ? cgroup_seqfile_stop+0xc0/0xc0
[ 100.704184][ T890] vfs_write+0xb57/0xe50
[ 100.708409][ T890] ksys_write+0x157/0x260
[ 100.712744][ T890] __x64_sys_write+0x7b/0x90
[ 100.717310][ T890] do_syscall_64+0x34/0x70
[ 100.721706][ T890] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 100.727581][ T890] RIP: 0033:0x7fa66af510e9
[ 100.732299][ T890] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 100.752714][ T890] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 100.761108][ T890] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 100.769073][ T890] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 100.777166][ T890] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 100.785196][ T890] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
2022/05/27 17:58:59 executed programs: 170
[ 100.793518][ T890] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 100.802442][ T890] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 100.844438][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.850445][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.856847][ T377] !!! css_put is zero set CSS_NO_REF
[ 100.863109][ T889] FAULT_INJECTION: forcing a failure.
[ 100.863109][ T889] name failslab, interval 1, probability 0, space 0, times 0
[ 100.876637][ T889] CPU: 0 PID: 889 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 100.888942][ T889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 100.902061][ T889] Call Trace:
[ 100.905353][ T889] dump_stack+0x19c/0x1e2
[ 100.910098][ T889] should_fail+0x3f7/0x5b0
[ 100.915059][ T889] __should_failslab+0xd2/0x130
[ 100.920144][ T889] should_failslab+0x9/0x20
[ 100.925403][ T889] slab_pre_alloc_hook+0x25/0xe0
[ 100.930828][ T889] ? __kernfs_new_node+0x4c/0x6d0
[ 100.935979][ T889] __kmalloc_track_caller+0x70/0x300
[ 100.941350][ T889] ? __kernfs_new_node+0x4c/0x6d0
[ 100.946588][ T889] kstrdup_const+0x55/0x90
[ 100.951226][ T889] __kernfs_new_node+0x4c/0x6d0
[ 100.956169][ T889] ? string+0x29f/0x2b0
[ 100.960462][ T889] ? vsnprintf+0x1a6c/0x1b30
[ 100.965241][ T889] kernfs_new_node+0x97/0x170
[ 100.970274][ T889] __kernfs_create_file+0x4a/0x270
[ 100.975645][ T889] cgroup_addrm_files+0x99e/0xeb0
[ 100.980876][ T889] ? delete_node+0x747/0x7a0
[ 100.985634][ T889] css_populate_dir+0x137/0x370
[ 100.990617][ T889] cgroup_apply_control_enable+0x5cd/0xf70
[ 100.996528][ T889] cgroup_apply_control+0x36/0x710
[ 101.001720][ T889] ? init_wait_entry+0xe0/0xe0
[ 101.006581][ T889] ? cgroup_kn_lock_live+0x1af/0x370
[ 101.011858][ T889] cgroup_subtree_control_write+0xd05/0x12d0
[ 101.017837][ T889] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 101.023808][ T889] cgroup_file_write+0x22f/0x4f0
[ 101.028770][ T889] kernfs_fop_write_iter+0x2cd/0x410
[ 101.034137][ T889] ? cgroup_seqfile_stop+0xc0/0xc0
[ 101.039232][ T889] vfs_write+0xb57/0xe50
[ 101.043452][ T889] ksys_write+0x157/0x260
[ 101.047757][ T889] __x64_sys_write+0x7b/0x90
[ 101.052416][ T889] do_syscall_64+0x34/0x70
[ 101.056898][ T889] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 101.062765][ T889] RIP: 0033:0x7f075aca70e9
[ 101.067376][ T889] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 101.087501][ T889] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 101.095898][ T889] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 101.103850][ T889] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 101.111798][ T889] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 101.119766][ T889] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 101.128539][ T889] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 101.137351][ T889] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 101.174576][ T377] !!! css_put is zero set CSS_NO_REF
[ 101.179940][ T377] !!! css_put is zero set CSS_NO_REF
[ 101.186313][ T377] !!! css_put is zero set CSS_NO_REF
[ 101.191899][ T896] FAULT_INJECTION: forcing a failure.
[ 101.191899][ T896] name failslab, interval 1, probability 0, space 0, times 0
[ 101.204736][ T896] CPU: 0 PID: 896 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 101.216278][ T896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 101.226320][ T896] Call Trace:
[ 101.229971][ T896] dump_stack+0x19c/0x1e2
[ 101.234307][ T896] should_fail+0x3f7/0x5b0
[ 101.238728][ T896] __should_failslab+0xd2/0x130
[ 101.243569][ T896] should_failslab+0x9/0x20
[ 101.248196][ T896] slab_pre_alloc_hook+0x25/0xe0
[ 101.253195][ T896] ? __kernfs_new_node+0x4c/0x6d0
[ 101.258200][ T896] __kmalloc_track_caller+0x70/0x300
[ 101.263565][ T896] ? __kernfs_new_node+0x4c/0x6d0
[ 101.268735][ T896] kstrdup_const+0x55/0x90
[ 101.273396][ T896] __kernfs_new_node+0x4c/0x6d0
[ 101.278224][ T896] ? string+0x29f/0x2b0
[ 101.282372][ T896] ? vsnprintf+0x1a6c/0x1b30
[ 101.286981][ T896] kernfs_new_node+0x97/0x170
[ 101.291818][ T896] __kernfs_create_file+0x4a/0x270
[ 101.297218][ T896] cgroup_addrm_files+0x99e/0xeb0
[ 101.302266][ T896] ? delete_node+0x747/0x7a0
[ 101.306855][ T896] css_populate_dir+0x137/0x370
[ 101.311699][ T896] cgroup_apply_control_enable+0x5cd/0xf70
[ 101.317492][ T896] cgroup_apply_control+0x36/0x710
[ 101.322853][ T896] ? init_wait_entry+0xe0/0xe0
[ 101.327603][ T896] ? cgroup_kn_lock_live+0x1af/0x370
[ 101.332893][ T896] cgroup_subtree_control_write+0xd05/0x12d0
[ 101.338869][ T896] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 101.344835][ T896] cgroup_file_write+0x22f/0x4f0
[ 101.350013][ T896] kernfs_fop_write_iter+0x2cd/0x410
[ 101.355513][ T896] ? cgroup_seqfile_stop+0xc0/0xc0
[ 101.360882][ T896] vfs_write+0xb57/0xe50
[ 101.365119][ T896] ksys_write+0x157/0x260
[ 101.369655][ T896] __x64_sys_write+0x7b/0x90
[ 101.374320][ T896] do_syscall_64+0x34/0x70
[ 101.379079][ T896] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 101.384968][ T896] RIP: 0033:0x7f8c017690e9
[ 101.389385][ T896] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 101.409145][ T896] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 101.417559][ T896] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 101.425878][ T896] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 101.435057][ T896] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 101.443111][ T896] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 101.451432][ T896] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 101.460149][ T896] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 101.494452][ T382] !!! css_put is zero set CSS_NO_REF
[ 101.499982][ T382] !!! css_put is zero set CSS_NO_REF
[ 101.505593][ T382] !!! css_put is zero set CSS_NO_REF
[ 101.511188][ T884] FAULT_INJECTION: forcing a failure.
[ 101.511188][ T884] name failslab, interval 1, probability 0, space 0, times 0
[ 101.523896][ T884] CPU: 1 PID: 884 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 101.535510][ T884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 101.545629][ T884] Call Trace:
[ 101.548931][ T884] dump_stack+0x19c/0x1e2
[ 101.553331][ T884] should_fail+0x3f7/0x5b0
[ 101.557949][ T884] __should_failslab+0xd2/0x130
[ 101.562936][ T884] should_failslab+0x9/0x20
[ 101.567437][ T884] slab_pre_alloc_hook+0x25/0xe0
[ 101.572556][ T884] ? __kernfs_new_node+0x4c/0x6d0
[ 101.577819][ T884] __kmalloc_track_caller+0x70/0x300
[ 101.583377][ T884] ? __kernfs_new_node+0x4c/0x6d0
[ 101.595637][ T884] kstrdup_const+0x55/0x90
[ 101.600348][ T884] __kernfs_new_node+0x4c/0x6d0
[ 101.605174][ T884] ? string+0x29f/0x2b0
[ 101.609302][ T884] ? vsnprintf+0x1a6c/0x1b30
[ 101.613862][ T884] kernfs_new_node+0x97/0x170
[ 101.618597][ T884] __kernfs_create_file+0x4a/0x270
[ 101.623696][ T884] cgroup_addrm_files+0x99e/0xeb0
[ 101.628804][ T884] ? delete_node+0x747/0x7a0
[ 101.633375][ T884] css_populate_dir+0x137/0x370
[ 101.638209][ T884] cgroup_apply_control_enable+0x5cd/0xf70
[ 101.644357][ T884] cgroup_apply_control+0x36/0x710
[ 101.649440][ T884] ? init_wait_entry+0xe0/0xe0
[ 101.654177][ T884] ? cgroup_kn_lock_live+0x1af/0x370
[ 101.659440][ T884] cgroup_subtree_control_write+0xd05/0x12d0
[ 101.665395][ T884] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 101.671434][ T884] cgroup_file_write+0x22f/0x4f0
[ 101.676363][ T884] kernfs_fop_write_iter+0x2cd/0x410
[ 101.681623][ T884] ? cgroup_seqfile_stop+0xc0/0xc0
[ 101.686705][ T884] vfs_write+0xb57/0xe50
[ 101.691271][ T884] ksys_write+0x157/0x260
[ 101.695581][ T884] __x64_sys_write+0x7b/0x90
[ 101.700194][ T884] do_syscall_64+0x34/0x70
[ 101.704790][ T884] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 101.711365][ T884] RIP: 0033:0x7fecf899e0e9
[ 101.716138][ T884] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 101.737009][ T884] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 101.745550][ T884] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 101.754033][ T884] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 101.761997][ T884] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 101.769946][ T884] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 101.777893][ T884] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 101.786336][ T884] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 101.844384][ T377] !!! css_put is zero set CSS_NO_REF
[ 101.849719][ T377] !!! css_put is zero set CSS_NO_REF
[ 101.855710][ T23] !!! css_put is zero set CSS_NO_REF
[ 101.861226][ T865] FAULT_INJECTION: forcing a failure.
[ 101.861226][ T865] name failslab, interval 1, probability 0, space 0, times 0
[ 101.875343][ T865] CPU: 0 PID: 865 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 101.887098][ T865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 101.897769][ T865] Call Trace:
[ 101.901174][ T865] dump_stack+0x19c/0x1e2
[ 101.905573][ T865] should_fail+0x3f7/0x5b0
[ 101.910144][ T865] __should_failslab+0xd2/0x130
[ 101.915432][ T865] should_failslab+0x9/0x20
[ 101.920110][ T865] slab_pre_alloc_hook+0x25/0xe0
[ 101.925124][ T865] ? __kernfs_new_node+0x4c/0x6d0
[ 101.930231][ T865] __kmalloc_track_caller+0x70/0x300
[ 101.935494][ T865] ? __kernfs_new_node+0x4c/0x6d0
[ 101.940510][ T865] kstrdup_const+0x55/0x90
[ 101.946115][ T865] __kernfs_new_node+0x4c/0x6d0
[ 101.951059][ T865] ? string+0x29f/0x2b0
[ 101.955319][ T865] ? vsnprintf+0x1a6c/0x1b30
[ 101.959912][ T865] kernfs_new_node+0x97/0x170
[ 101.964682][ T865] __kernfs_create_file+0x4a/0x270
[ 101.969794][ T865] cgroup_addrm_files+0x99e/0xeb0
[ 101.974817][ T865] ? delete_node+0x747/0x7a0
[ 101.979392][ T865] css_populate_dir+0x137/0x370
[ 101.984573][ T865] cgroup_apply_control_enable+0x5cd/0xf70
[ 101.990460][ T865] cgroup_apply_control+0x36/0x710
[ 101.995569][ T865] ? init_wait_entry+0xe0/0xe0
[ 102.000333][ T865] ? cgroup_kn_lock_live+0x1af/0x370
[ 102.005711][ T865] cgroup_subtree_control_write+0xd05/0x12d0
[ 102.011788][ T865] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 102.017853][ T865] cgroup_file_write+0x22f/0x4f0
[ 102.023285][ T865] kernfs_fop_write_iter+0x2cd/0x410
[ 102.030317][ T865] ? cgroup_seqfile_stop+0xc0/0xc0
[ 102.035542][ T865] vfs_write+0xb57/0xe50
[ 102.039764][ T865] ksys_write+0x157/0x260
[ 102.044240][ T865] __x64_sys_write+0x7b/0x90
[ 102.048958][ T865] do_syscall_64+0x34/0x70
[ 102.053466][ T865] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 102.059488][ T865] RIP: 0033:0x7f9e961620e9
[ 102.064004][ T865] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 102.083796][ T865] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 102.092196][ T865] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 102.100257][ T865] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 102.109346][ T865] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 102.117595][ T865] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 102.125554][ T865] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 102.133927][ T865] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 102.174367][ T382] !!! css_put is zero set CSS_NO_REF
[ 102.179966][ T67] !!! css_put is zero set CSS_NO_REF
[ 102.185666][ T67] !!! css_put is zero set CSS_NO_REF
[ 102.191411][ T904] FAULT_INJECTION: forcing a failure.
[ 102.191411][ T904] name failslab, interval 1, probability 0, space 0, times 0
[ 102.204424][ T904] CPU: 0 PID: 904 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 102.216035][ T904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 102.226230][ T904] Call Trace:
[ 102.229505][ T904] dump_stack+0x19c/0x1e2
[ 102.233834][ T904] should_fail+0x3f7/0x5b0
[ 102.238242][ T904] __should_failslab+0xd2/0x130
[ 102.243167][ T904] should_failslab+0x9/0x20
[ 102.247783][ T904] slab_pre_alloc_hook+0x25/0xe0
[ 102.252716][ T904] ? __kernfs_new_node+0x4c/0x6d0
[ 102.257750][ T904] __kmalloc_track_caller+0x70/0x300
[ 102.263016][ T904] ? __kernfs_new_node+0x4c/0x6d0
[ 102.268031][ T904] kstrdup_const+0x55/0x90
[ 102.272583][ T904] __kernfs_new_node+0x4c/0x6d0
[ 102.277430][ T904] ? string+0x29f/0x2b0
[ 102.281668][ T904] ? vsnprintf+0x1a6c/0x1b30
[ 102.286242][ T904] kernfs_new_node+0x97/0x170
[ 102.290918][ T904] __kernfs_create_file+0x4a/0x270
[ 102.296015][ T904] cgroup_addrm_files+0x99e/0xeb0
[ 102.301020][ T904] ? delete_node+0x747/0x7a0
[ 102.305618][ T904] css_populate_dir+0x137/0x370
[ 102.310566][ T904] cgroup_apply_control_enable+0x5cd/0xf70
[ 102.316359][ T904] cgroup_apply_control+0x36/0x710
[ 102.321544][ T904] ? init_wait_entry+0xe0/0xe0
[ 102.326497][ T904] ? cgroup_kn_lock_live+0x1af/0x370
[ 102.331950][ T904] cgroup_subtree_control_write+0xd05/0x12d0
[ 102.337925][ T904] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 102.343983][ T904] cgroup_file_write+0x22f/0x4f0
[ 102.349595][ T904] kernfs_fop_write_iter+0x2cd/0x410
[ 102.358404][ T904] ? cgroup_seqfile_stop+0xc0/0xc0
[ 102.368364][ T904] vfs_write+0xb57/0xe50
[ 102.375788][ T904] ksys_write+0x157/0x260
[ 102.380282][ T904] __x64_sys_write+0x7b/0x90
[ 102.384857][ T904] do_syscall_64+0x34/0x70
[ 102.389256][ T904] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 102.395132][ T904] RIP: 0033:0x7f8c017690e9
[ 102.399784][ T904] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 102.419475][ T904] RSP: 002b:00007f8c016df168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 102.427904][ T904] RAX: ffffffffffffffda RBX: 00007f8c0187bf60 RCX: 00007f8c017690e9
[ 102.435857][ T904] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 102.443817][ T904] RBP: 00007f8c016df1d0 R08: 0000000000000000 R09: 0000000000000000
[ 102.452002][ T904] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 102.460067][ T904] R13: 00007ffc6cf4f0af R14: 00007f8c016df300 R15: 0000000000022000
[ 102.468764][ T904] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 102.514459][ T382] !!! css_put is zero set CSS_NO_REF
[ 102.519842][ T382] !!! css_put is zero set CSS_NO_REF
[ 102.525476][ T382] !!! css_put is zero set CSS_NO_REF
[ 102.531093][ T900] FAULT_INJECTION: forcing a failure.
[ 102.531093][ T900] name failslab, interval 1, probability 0, space 0, times 0
[ 102.544707][ T900] CPU: 0 PID: 900 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 102.556404][ T900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 102.566456][ T900] Call Trace:
[ 102.570092][ T900] dump_stack+0x19c/0x1e2
[ 102.574413][ T900] should_fail+0x3f7/0x5b0
[ 102.579082][ T900] __should_failslab+0xd2/0x130
[ 102.583922][ T900] should_failslab+0x9/0x20
[ 102.588426][ T900] slab_pre_alloc_hook+0x25/0xe0
[ 102.593347][ T900] ? __kernfs_new_node+0x4c/0x6d0
[ 102.598362][ T900] __kmalloc_track_caller+0x70/0x300
[ 102.603663][ T900] ? __kernfs_new_node+0x4c/0x6d0
[ 102.608670][ T900] kstrdup_const+0x55/0x90
[ 102.613172][ T900] __kernfs_new_node+0x4c/0x6d0
[ 102.618091][ T900] ? string+0x29f/0x2b0
[ 102.622336][ T900] ? vsnprintf+0x1a6c/0x1b30
[ 102.626922][ T900] kernfs_new_node+0x97/0x170
[ 102.631585][ T900] __kernfs_create_file+0x4a/0x270
[ 102.636684][ T900] cgroup_addrm_files+0x99e/0xeb0
[ 102.641717][ T900] ? delete_node+0x747/0x7a0
[ 102.646287][ T900] css_populate_dir+0x137/0x370
[ 102.651228][ T900] cgroup_apply_control_enable+0x5cd/0xf70
[ 102.657026][ T900] cgroup_apply_control+0x36/0x710
[ 102.662219][ T900] ? init_wait_entry+0xe0/0xe0
[ 102.667057][ T900] ? cgroup_kn_lock_live+0x1af/0x370
[ 102.672498][ T900] cgroup_subtree_control_write+0xd05/0x12d0
[ 102.678529][ T900] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 102.684579][ T900] cgroup_file_write+0x22f/0x4f0
[ 102.689501][ T900] kernfs_fop_write_iter+0x2cd/0x410
[ 102.694851][ T900] ? cgroup_seqfile_stop+0xc0/0xc0
[ 102.699953][ T900] vfs_write+0xb57/0xe50
[ 102.704268][ T900] ksys_write+0x157/0x260
[ 102.708574][ T900] __x64_sys_write+0x7b/0x90
[ 102.713246][ T900] do_syscall_64+0x34/0x70
[ 102.717636][ T900] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 102.723783][ T900] RIP: 0033:0x7f075aca70e9
[ 102.728271][ T900] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 102.748034][ T900] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 102.756427][ T900] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 102.764466][ T900] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 102.772420][ T900] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 102.780453][ T900] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 102.788501][ T900] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 102.796640][ T900] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 102.834323][ T382] !!! css_put is zero set CSS_NO_REF
[ 102.839723][ T382] !!! css_put is zero set CSS_NO_REF
[ 102.846154][ T382] !!! css_put is zero set CSS_NO_REF
[ 102.851667][ T909] FAULT_INJECTION: forcing a failure.
[ 102.851667][ T909] name failslab, interval 1, probability 0, space 0, times 0
[ 102.864482][ T909] CPU: 0 PID: 909 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 102.876551][ T909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 102.886764][ T909] Call Trace:
[ 102.890048][ T909] dump_stack+0x19c/0x1e2
[ 102.894353][ T909] should_fail+0x3f7/0x5b0
[ 102.899009][ T909] __should_failslab+0xd2/0x130
[ 102.903924][ T909] should_failslab+0x9/0x20
[ 102.908398][ T909] slab_pre_alloc_hook+0x25/0xe0
[ 102.913324][ T909] ? __kernfs_new_node+0x4c/0x6d0
[ 102.918359][ T909] __kmalloc_track_caller+0x70/0x300
[ 102.924087][ T909] ? __kernfs_new_node+0x4c/0x6d0
[ 102.929490][ T909] kstrdup_const+0x55/0x90
[ 102.933977][ T909] __kernfs_new_node+0x4c/0x6d0
[ 102.938826][ T909] ? string+0x29f/0x2b0
[ 102.943516][ T909] ? vsnprintf+0x1a6c/0x1b30
[ 102.948180][ T909] kernfs_new_node+0x97/0x170
[ 102.953547][ T909] __kernfs_create_file+0x4a/0x270
[ 102.958754][ T909] cgroup_addrm_files+0x99e/0xeb0
[ 102.963784][ T909] ? delete_node+0x747/0x7a0
[ 102.968900][ T909] css_populate_dir+0x137/0x370
[ 102.974000][ T909] cgroup_apply_control_enable+0x5cd/0xf70
[ 102.980584][ T909] cgroup_apply_control+0x36/0x710
[ 102.985775][ T909] ? init_wait_entry+0xe0/0xe0
[ 102.991100][ T909] ? cgroup_kn_lock_live+0x1af/0x370
[ 102.996908][ T909] cgroup_subtree_control_write+0xd05/0x12d0
[ 103.002982][ T909] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 103.009125][ T909] cgroup_file_write+0x22f/0x4f0
[ 103.014052][ T909] kernfs_fop_write_iter+0x2cd/0x410
[ 103.019326][ T909] ? cgroup_seqfile_stop+0xc0/0xc0
[ 103.024516][ T909] vfs_write+0xb57/0xe50
[ 103.028757][ T909] ksys_write+0x157/0x260
[ 103.033184][ T909] __x64_sys_write+0x7b/0x90
[ 103.038015][ T909] do_syscall_64+0x34/0x70
[ 103.042427][ T909] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 103.048298][ T909] RIP: 0033:0x7fa66af510e9
[ 103.052816][ T909] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 103.072742][ T909] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 103.081150][ T909] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 103.089476][ T909] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 103.098303][ T909] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 103.106525][ T909] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 103.114656][ T909] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 103.123486][ T909] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 103.154408][ T23] !!! css_put is zero set CSS_NO_REF
[ 103.160694][ T23] !!! css_put is zero set CSS_NO_REF
[ 103.166579][ T23] !!! css_put is zero set CSS_NO_REF
[ 103.172399][ T915] FAULT_INJECTION: forcing a failure.
[ 103.172399][ T915] name failslab, interval 1, probability 0, space 0, times 0
[ 103.185781][ T915] CPU: 0 PID: 915 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 103.197393][ T915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 103.207476][ T915] Call Trace:
[ 103.210756][ T915] dump_stack+0x19c/0x1e2
[ 103.215092][ T915] should_fail+0x3f7/0x5b0
[ 103.219504][ T915] __should_failslab+0xd2/0x130
[ 103.224438][ T915] should_failslab+0x9/0x20
[ 103.229023][ T915] slab_pre_alloc_hook+0x25/0xe0
[ 103.234579][ T915] ? __kernfs_new_node+0x4c/0x6d0
[ 103.239691][ T915] __kmalloc_track_caller+0x70/0x300
[ 103.245083][ T915] ? __kernfs_new_node+0x4c/0x6d0
[ 103.250303][ T915] kstrdup_const+0x55/0x90
[ 103.255327][ T915] __kernfs_new_node+0x4c/0x6d0
[ 103.260185][ T915] ? string+0x29f/0x2b0
[ 103.264602][ T915] ? vsnprintf+0x1a6c/0x1b30
[ 103.269199][ T915] kernfs_new_node+0x97/0x170
[ 103.274124][ T915] __kernfs_create_file+0x4a/0x270
[ 103.279550][ T915] cgroup_addrm_files+0x99e/0xeb0
[ 103.284656][ T915] ? delete_node+0x747/0x7a0
[ 103.289283][ T915] css_populate_dir+0x137/0x370
[ 103.294399][ T915] cgroup_apply_control_enable+0x5cd/0xf70
[ 103.300380][ T915] cgroup_apply_control+0x36/0x710
[ 103.305476][ T915] ? init_wait_entry+0xe0/0xe0
[ 103.310304][ T915] ? cgroup_kn_lock_live+0x1af/0x370
[ 103.316038][ T915] cgroup_subtree_control_write+0xd05/0x12d0
[ 103.322493][ T915] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 103.328653][ T915] cgroup_file_write+0x22f/0x4f0
[ 103.334163][ T915] kernfs_fop_write_iter+0x2cd/0x410
[ 103.339447][ T915] ? cgroup_seqfile_stop+0xc0/0xc0
[ 103.344624][ T915] vfs_write+0xb57/0xe50
[ 103.348849][ T915] ksys_write+0x157/0x260
[ 103.353599][ T915] __x64_sys_write+0x7b/0x90
[ 103.358721][ T915] do_syscall_64+0x34/0x70
[ 103.363159][ T915] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 103.369360][ T915] RIP: 0033:0x7f075aca70e9
[ 103.373961][ T915] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 103.395197][ T915] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 103.403595][ T915] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 103.411679][ T915] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 103.420447][ T915] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 103.429724][ T915] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 103.437976][ T915] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 103.446452][ T915] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 103.494357][ T382] !!! css_put is zero set CSS_NO_REF
[ 103.501310][ T382] !!! css_put is zero set CSS_NO_REF
[ 103.506874][ T382] !!! css_put is zero set CSS_NO_REF
[ 103.512589][ T905] FAULT_INJECTION: forcing a failure.
[ 103.512589][ T905] name failslab, interval 1, probability 0, space 0, times 0
[ 103.526019][ T905] CPU: 0 PID: 905 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 103.537727][ T905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 103.547873][ T905] Call Trace:
[ 103.551168][ T905] dump_stack+0x19c/0x1e2
[ 103.555662][ T905] should_fail+0x3f7/0x5b0
[ 103.560100][ T905] __should_failslab+0xd2/0x130
[ 103.565159][ T905] should_failslab+0x9/0x20
[ 103.569648][ T905] slab_pre_alloc_hook+0x25/0xe0
[ 103.574645][ T905] kmem_cache_alloc_trace+0x47/0x2b0
[ 103.580084][ T905] ? percpu_ref_init+0xd0/0x330
[ 103.584910][ T905] percpu_ref_init+0xd0/0x330
[ 103.589918][ T905] ? cgroup_setup_root+0x8a0/0x8a0
[ 103.595493][ T905] cgroup_apply_control_enable+0x3d2/0xf70
[ 103.601403][ T905] cgroup_apply_control+0x36/0x710
[ 103.606941][ T905] ? init_wait_entry+0xe0/0xe0
[ 103.611817][ T905] ? cgroup_kn_lock_live+0x1af/0x370
[ 103.617113][ T905] cgroup_subtree_control_write+0xd05/0x12d0
[ 103.623077][ T905] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 103.629054][ T905] cgroup_file_write+0x22f/0x4f0
[ 103.634642][ T905] kernfs_fop_write_iter+0x2cd/0x410
[ 103.640280][ T905] ? cgroup_seqfile_stop+0xc0/0xc0
[ 103.645637][ T905] vfs_write+0xb57/0xe50
[ 103.650416][ T905] ksys_write+0x157/0x260
[ 103.656254][ T905] __x64_sys_write+0x7b/0x90
[ 103.661775][ T905] do_syscall_64+0x34/0x70
[ 103.666881][ T905] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 103.673292][ T905] RIP: 0033:0x7fecf899e0e9
[ 103.677728][ T905] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 103.698733][ T905] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 103.707573][ T905] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 103.715969][ T905] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 103.724458][ T905] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 103.732776][ T905] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 103.740983][ T905] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 103.764390][ T382] !!! css_put is zero set CSS_NO_REF
[ 103.769882][ T382] !!! css_put is zero set CSS_NO_REF
[ 103.776484][ T920] FAULT_INJECTION: forcing a failure.
[ 103.776484][ T920] name failslab, interval 1, probability 0, space 0, times 0
[ 103.790094][ T920] CPU: 1 PID: 920 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 103.802189][ T920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 103.812920][ T920] Call Trace:
[ 103.816258][ T920] dump_stack+0x19c/0x1e2
[ 103.820620][ T920] should_fail+0x3f7/0x5b0
[ 103.825323][ T920] __should_failslab+0xd2/0x130
[ 103.830534][ T920] should_failslab+0x9/0x20
[ 103.835100][ T920] slab_pre_alloc_hook+0x25/0xe0
[ 103.840198][ T920] ? __kernfs_new_node+0x4c/0x6d0
[ 103.845552][ T920] __kmalloc_track_caller+0x70/0x300
[ 103.850936][ T920] ? __kernfs_new_node+0x4c/0x6d0
[ 103.856066][ T920] kstrdup_const+0x55/0x90
[ 103.860680][ T920] __kernfs_new_node+0x4c/0x6d0
[ 103.865802][ T920] ? string+0x29f/0x2b0
[ 103.870334][ T920] ? vsnprintf+0x1a6c/0x1b30
[ 103.876481][ T920] kernfs_new_node+0x97/0x170
[ 103.881586][ T920] __kernfs_create_file+0x4a/0x270
[ 103.886700][ T920] cgroup_addrm_files+0x99e/0xeb0
[ 103.891773][ T920] ? delete_node+0x747/0x7a0
[ 103.896538][ T920] css_populate_dir+0x137/0x370
[ 103.902029][ T920] cgroup_apply_control_enable+0x5cd/0xf70
[ 103.907831][ T920] cgroup_apply_control+0x36/0x710
[ 103.912921][ T920] ? init_wait_entry+0xe0/0xe0
[ 103.917660][ T920] ? cgroup_kn_lock_live+0x1af/0x370
[ 103.922924][ T920] cgroup_subtree_control_write+0xd05/0x12d0
[ 103.929161][ T920] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 103.935297][ T920] cgroup_file_write+0x22f/0x4f0
[ 103.940226][ T920] kernfs_fop_write_iter+0x2cd/0x410
[ 103.945507][ T920] ? cgroup_seqfile_stop+0xc0/0xc0
[ 103.950693][ T920] vfs_write+0xb57/0xe50
[ 103.954921][ T920] ksys_write+0x157/0x260
[ 103.959306][ T920] __x64_sys_write+0x7b/0x90
[ 103.963883][ T920] do_syscall_64+0x34/0x70
[ 103.968375][ T920] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 103.974256][ T920] RIP: 0033:0x7f075aca70e9
[ 103.978654][ T920] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 103.998774][ T920] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 104.007193][ T920] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 104.015168][ T920] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 104.023404][ T920] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 104.031488][ T920] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 104.039458][ T920] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 104.047525][ T920] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 104.094559][ T23] !!! css_put is zero set CSS_NO_REF
[ 104.099884][ T23] !!! css_put is zero set CSS_NO_REF
[ 104.105597][ T23] !!! css_put is zero set CSS_NO_REF
[ 104.111434][ T906] FAULT_INJECTION: forcing a failure.
[ 104.111434][ T906] name failslab, interval 1, probability 0, space 0, times 0
[ 104.124302][ T906] CPU: 0 PID: 906 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 104.135915][ T906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 104.146069][ T906] Call Trace:
[ 104.149529][ T906] dump_stack+0x19c/0x1e2
[ 104.153912][ T906] should_fail+0x3f7/0x5b0
[ 104.158415][ T906] __should_failslab+0xd2/0x130
[ 104.163248][ T906] should_failslab+0x9/0x20
[ 104.167970][ T906] slab_pre_alloc_hook+0x25/0xe0
[ 104.172887][ T906] kmem_cache_alloc_trace+0x47/0x2b0
[ 104.178496][ T906] ? percpu_ref_init+0xd0/0x330
[ 104.183446][ T906] percpu_ref_init+0xd0/0x330
[ 104.188238][ T906] ? cgroup_setup_root+0x8a0/0x8a0
[ 104.194364][ T906] cgroup_apply_control_enable+0x3d2/0xf70
[ 104.200274][ T906] cgroup_apply_control+0x36/0x710
[ 104.205560][ T906] ? init_wait_entry+0xe0/0xe0
[ 104.210314][ T906] ? cgroup_kn_lock_live+0x1af/0x370
[ 104.215638][ T906] cgroup_subtree_control_write+0xd05/0x12d0
[ 104.221658][ T906] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 104.227798][ T906] cgroup_file_write+0x22f/0x4f0
[ 104.233160][ T906] kernfs_fop_write_iter+0x2cd/0x410
[ 104.238528][ T906] ? cgroup_seqfile_stop+0xc0/0xc0
[ 104.243715][ T906] vfs_write+0xb57/0xe50
[ 104.247949][ T906] ksys_write+0x157/0x260
[ 104.252395][ T906] __x64_sys_write+0x7b/0x90
[ 104.257063][ T906] do_syscall_64+0x34/0x70
[ 104.261490][ T906] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 104.267859][ T906] RIP: 0033:0x7f039e0800e9
[ 104.272264][ T906] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 104.291945][ T906] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 104.300423][ T906] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 104.308381][ T906] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 104.316429][ T906] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 104.324653][ T906] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 104.333206][ T906] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 104.394361][ T67] !!! css_put is zero set CSS_NO_REF
[ 104.403605][ T67] !!! css_put is zero set CSS_NO_REF
[ 104.409286][ T923] FAULT_INJECTION: forcing a failure.
[ 104.409286][ T923] name failslab, interval 1, probability 0, space 0, times 0
[ 104.422483][ T923] CPU: 1 PID: 923 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 104.434116][ T923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 104.444198][ T923] Call Trace:
[ 104.447493][ T923] dump_stack+0x19c/0x1e2
[ 104.451941][ T923] should_fail+0x3f7/0x5b0
[ 104.456387][ T923] __should_failslab+0xd2/0x130
[ 104.461529][ T923] should_failslab+0x9/0x20
[ 104.466014][ T923] slab_pre_alloc_hook+0x25/0xe0
[ 104.471225][ T923] ? __kernfs_new_node+0x4c/0x6d0
[ 104.476836][ T923] __kmalloc_track_caller+0x70/0x300
[ 104.482105][ T923] ? __kernfs_new_node+0x4c/0x6d0
[ 104.487114][ T923] kstrdup_const+0x55/0x90
[ 104.491783][ T923] __kernfs_new_node+0x4c/0x6d0
[ 104.497059][ T923] ? string+0x29f/0x2b0
[ 104.501219][ T923] ? vsnprintf+0x1a6c/0x1b30
[ 104.505796][ T923] kernfs_new_node+0x97/0x170
[ 104.511155][ T923] __kernfs_create_file+0x4a/0x270
[ 104.516318][ T923] cgroup_addrm_files+0x99e/0xeb0
[ 104.521437][ T923] ? delete_node+0x747/0x7a0
[ 104.526255][ T923] css_populate_dir+0x137/0x370
[ 104.531097][ T923] cgroup_apply_control_enable+0x5cd/0xf70
[ 104.536881][ T923] cgroup_apply_control+0x36/0x710
[ 104.542320][ T923] ? init_wait_entry+0xe0/0xe0
[ 104.547260][ T923] ? cgroup_kn_lock_live+0x1af/0x370
[ 104.552553][ T923] cgroup_subtree_control_write+0xd05/0x12d0
[ 104.558874][ T923] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 104.564847][ T923] cgroup_file_write+0x22f/0x4f0
[ 104.569862][ T923] kernfs_fop_write_iter+0x2cd/0x410
[ 104.575215][ T923] ? cgroup_seqfile_stop+0xc0/0xc0
[ 104.580308][ T923] vfs_write+0xb57/0xe50
[ 104.584536][ T923] ksys_write+0x157/0x260
[ 104.588838][ T923] __x64_sys_write+0x7b/0x90
[ 104.593488][ T923] do_syscall_64+0x34/0x70
[ 104.597888][ T923] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 104.603753][ T923] RIP: 0033:0x7fecf899e0e9
[ 104.608151][ T923] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 104.628278][ T923] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 104.636936][ T923] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 104.645074][ T923] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 104.653109][ T923] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 104.661068][ T923] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 104.669305][ T923] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 104.683297][ T923] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 104.692230][ T404] ------------[ cut here ]------------
[ 104.698124][ T404] WARNING: CPU: 0 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 104.707065][ T404] Modules linked in:
[ 104.711474][ T404] CPU: 0 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 104.723360][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 104.733813][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 104.739448][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 104.760026][ T404] RSP: 0018:ffffc90000c87d58 EFLAGS: 00010293
[ 104.766136][ T404] RAX: ffffffff81aeff3c RBX: ffff88811b531ee0 RCX: ffff8881026f9e80
[ 104.774365][ T404] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 104.782994][ T404] RBP: ffffc90000c87dc8 R08: ffffffff81aefc67 R09: fffff52000190fa3
[ 104.791108][ T404] R10: fffff52000190fa3 R11: 1ffff92000190fa2 R12: dffffc0000000000
[ 104.799287][ T404] R13: ffff88811b531e00 R14: 00000000ffffffff R15: 0000000000000000
[ 104.807703][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 104.820777][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 104.827413][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506b0
[ 104.835680][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 104.844332][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 104.852747][ T404] Call Trace:
[ 104.856524][ T404] ? init_wait_entry+0xe0/0xe0
[ 104.861624][ T404] ? up_write+0x68/0x140
[ 104.866003][ T404] namespace_unlock+0x377/0x420
[ 104.870864][ T404] path_umount+0xe23/0xed0
[ 104.875432][ T404] __x64_sys_umount+0xe8/0x110
[ 104.880800][ T404] do_syscall_64+0x34/0x70
[ 104.885292][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 104.891204][ T404] RIP: 0033:0x7fecf899f557
[ 104.896074][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 104.916309][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 104.925329][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 104.934334][ T404] RDX: 00007ffe21dd865a RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 104.943966][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 104.952430][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 104.961020][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 104.969575][ T404] ---[ end trace b9d4a1c636ee148d ]---
[ 104.975678][ T404] ------------[ cut here ]------------
[ 104.981307][ T404] WARNING: CPU: 0 PID: 404 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 104.991181][ T404] Modules linked in:
[ 104.995504][ T404] CPU: 0 PID: 404 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 105.007259][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 105.017930][ T404] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 105.023708][ T404] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 105.044831][ T404] RSP: 0018:ffffc90000c87dd0 EFLAGS: 00010293
[ 105.051334][ T404] RAX: ffffffff81aeff3c RBX: ffff88811b531ee0 RCX: ffff8881026f9e80
[ 105.059463][ T404] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 105.067930][ T404] RBP: ffffc90000c87e40 R08: ffffffff81aefc67 R09: fffff52000190fb2
[ 105.076901][ T404] R10: fffff52000190fb2 R11: 1ffff92000190fb1 R12: dffffc0000000000
[ 105.084899][ T404] R13: ffff88811b531e00 R14: 00000000fffffffe R15: 0000000000000000
[ 105.093001][ T404] FS: 0000555555f93400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 105.102077][ T404] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 105.108938][ T404] CR2: 00007ffe21dd7e48 CR3: 0000000117953000 CR4: 00000000003506b0
[ 105.117556][ T404] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 105.125688][ T404] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 105.134664][ T404] Call Trace:
[ 105.138004][ T404] path_umount+0x1ad/0xed0
[ 105.142423][ T404] __x64_sys_umount+0xe8/0x110
[ 105.147224][ T404] do_syscall_64+0x34/0x70
[ 105.151781][ T404] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 105.157931][ T404] RIP: 0033:0x7fecf899f557
[ 105.162366][ T404] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 105.184762][ T404] RSP: 002b:00007ffe21dd8588 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 105.193499][ T404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fecf899f557
[ 105.202602][ T404] RDX: 00007ffe21dd865a RSI: 000000000000000a RDI: 00007ffe21dd8650
[ 105.210879][ T404] RBP: 00007ffe21dd8650 R08: 00000000ffffffff R09: 00007ffe21dd8420
[ 105.219304][ T404] R10: 0000555555f94ba3 R11: 0000000000000246 R12: 00007fecf89f71f8
[ 105.227845][ T404] R13: 00007ffe21dd9710 R14: 0000555555f94b00 R15: 00007ffe21dd9750
[ 105.235953][ T404] ---[ end trace b9d4a1c636ee148e ]---
[ 105.241561][ T67] !!! css_put is zero set CSS_NO_REF
[ 105.247510][ T104] !!! css_put is zero set CSS_NO_REF
[ 105.253281][ T925] FAULT_INJECTION: forcing a failure.
[ 105.253281][ T925] name failslab, interval 1, probability 0, space 0, times 0
[ 105.266226][ T925] CPU: 0 PID: 925 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 105.277830][ T925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 105.288133][ T925] Call Trace:
[ 105.291431][ T925] dump_stack+0x19c/0x1e2
[ 105.295764][ T925] should_fail+0x3f7/0x5b0
[ 105.300182][ T925] __should_failslab+0xd2/0x130
[ 105.305033][ T925] should_failslab+0x9/0x20
[ 105.309511][ T925] slab_pre_alloc_hook+0x25/0xe0
[ 105.314422][ T925] kmem_cache_alloc_trace+0x47/0x2b0
[ 105.319887][ T925] ? percpu_ref_init+0xd0/0x330
[ 105.324848][ T925] percpu_ref_init+0xd0/0x330
[ 105.330051][ T925] ? cgroup_setup_root+0x8a0/0x8a0
[ 105.335146][ T925] cgroup_apply_control_enable+0x3d2/0xf70
[ 105.341130][ T925] cgroup_apply_control+0x36/0x710
[ 105.346240][ T925] ? init_wait_entry+0xe0/0xe0
[ 105.351394][ T925] ? cgroup_kn_lock_live+0x1af/0x370
[ 105.357608][ T925] cgroup_subtree_control_write+0xd05/0x12d0
[ 105.364076][ T925] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 105.370452][ T925] cgroup_file_write+0x22f/0x4f0
[ 105.375617][ T925] kernfs_fop_write_iter+0x2cd/0x410
[ 105.380906][ T925] ? cgroup_seqfile_stop+0xc0/0xc0
[ 105.386620][ T925] vfs_write+0xb57/0xe50
[ 105.391333][ T925] ksys_write+0x157/0x260
[ 105.396208][ T925] __x64_sys_write+0x7b/0x90
[ 105.401272][ T925] do_syscall_64+0x34/0x70
[ 105.405982][ T925] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 105.413737][ T925] RIP: 0033:0x7f075aca70e9
[ 105.418294][ T925] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 105.438258][ T925] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 105.446845][ T925] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 105.455249][ T925] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 105.463487][ T925] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 105.472309][ T925] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 105.480614][ T925] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 105.514430][ T67] !!! css_put is zero set CSS_NO_REF
[ 105.519837][ T67] !!! css_put is zero set CSS_NO_REF
[ 105.525373][ T917] FAULT_INJECTION: forcing a failure.
[ 105.525373][ T917] name failslab, interval 1, probability 0, space 0, times 0
[ 105.538835][ T917] CPU: 1 PID: 917 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 105.550545][ T917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 105.560714][ T917] Call Trace:
[ 105.564008][ T917] dump_stack+0x19c/0x1e2
[ 105.568351][ T917] should_fail+0x3f7/0x5b0
[ 105.572764][ T917] __should_failslab+0xd2/0x130
[ 105.577864][ T917] should_failslab+0x9/0x20
[ 105.582454][ T917] slab_pre_alloc_hook+0x25/0xe0
[ 105.587507][ T917] ? __kernfs_new_node+0x4c/0x6d0
[ 105.592635][ T917] __kmalloc_track_caller+0x70/0x300
[ 105.598005][ T917] ? __kernfs_new_node+0x4c/0x6d0
[ 105.603019][ T917] kstrdup_const+0x55/0x90
[ 105.608614][ T917] __kernfs_new_node+0x4c/0x6d0
[ 105.614987][ T917] ? string+0x29f/0x2b0
[ 105.619708][ T917] ? vsnprintf+0x1a6c/0x1b30
[ 105.624397][ T917] kernfs_new_node+0x97/0x170
[ 105.629265][ T917] __kernfs_create_file+0x4a/0x270
[ 105.634701][ T917] cgroup_addrm_files+0x99e/0xeb0
[ 105.639999][ T917] ? delete_node+0x747/0x7a0
[ 105.644685][ T917] css_populate_dir+0x137/0x370
[ 105.650152][ T917] cgroup_apply_control_enable+0x5cd/0xf70
[ 105.655972][ T917] cgroup_apply_control+0x36/0x710
[ 105.661480][ T917] ? init_wait_entry+0xe0/0xe0
[ 105.667268][ T917] ? cgroup_kn_lock_live+0x1af/0x370
[ 105.673766][ T917] cgroup_subtree_control_write+0xd05/0x12d0
[ 105.679756][ T917] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 105.686256][ T917] cgroup_file_write+0x22f/0x4f0
[ 105.691610][ T917] kernfs_fop_write_iter+0x2cd/0x410
[ 105.697212][ T917] ? cgroup_seqfile_stop+0xc0/0xc0
[ 105.702497][ T917] vfs_write+0xb57/0xe50
[ 105.707082][ T917] ksys_write+0x157/0x260
[ 105.711427][ T917] __x64_sys_write+0x7b/0x90
[ 105.716017][ T917] do_syscall_64+0x34/0x70
[ 105.720833][ T917] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 105.727002][ T917] RIP: 0033:0x7fa66af510e9
[ 105.732125][ T917] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 105.755095][ T917] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
2022/05/27 17:59:04 executed programs: 184
[ 105.765410][ T917] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 105.775261][ T917] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 105.783530][ T917] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 105.792054][ T917] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 105.800091][ T917] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 105.808770][ T917] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 105.854335][ T67] !!! css_put is zero set CSS_NO_REF
[ 105.860445][ T67] !!! css_put is zero set CSS_NO_REF
[ 105.866574][ T67] !!! css_put is zero set CSS_NO_REF
[ 105.872647][ T912] FAULT_INJECTION: forcing a failure.
[ 105.872647][ T912] name failslab, interval 1, probability 0, space 0, times 0
[ 105.885653][ T912] CPU: 1 PID: 912 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 105.897345][ T912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 105.907837][ T912] Call Trace:
[ 105.911410][ T912] dump_stack+0x19c/0x1e2
[ 105.915741][ T912] should_fail+0x3f7/0x5b0
[ 105.920168][ T912] __should_failslab+0xd2/0x130
[ 105.925109][ T912] should_failslab+0x9/0x20
[ 105.929722][ T912] slab_pre_alloc_hook+0x25/0xe0
[ 105.935707][ T912] ? __kernfs_new_node+0x4c/0x6d0
[ 105.941548][ T912] __kmalloc_track_caller+0x70/0x300
[ 105.946825][ T912] ? __kernfs_new_node+0x4c/0x6d0
[ 105.951918][ T912] kstrdup_const+0x55/0x90
[ 105.956428][ T912] __kernfs_new_node+0x4c/0x6d0
[ 105.961287][ T912] ? string+0x29f/0x2b0
[ 105.965594][ T912] ? vsnprintf+0x1a6c/0x1b30
[ 105.970180][ T912] kernfs_new_node+0x97/0x170
[ 105.975140][ T912] __kernfs_create_file+0x4a/0x270
[ 105.980250][ T912] cgroup_addrm_files+0x99e/0xeb0
[ 105.985650][ T912] ? delete_node+0x747/0x7a0
[ 105.990808][ T912] css_populate_dir+0x137/0x370
[ 105.996262][ T912] cgroup_apply_control_enable+0x5cd/0xf70
[ 106.002354][ T912] cgroup_apply_control+0x36/0x710
[ 106.007476][ T912] ? init_wait_entry+0xe0/0xe0
[ 106.012230][ T912] ? cgroup_kn_lock_live+0x1af/0x370
[ 106.017492][ T912] cgroup_subtree_control_write+0xd05/0x12d0
[ 106.023680][ T912] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 106.029644][ T912] cgroup_file_write+0x22f/0x4f0
[ 106.034788][ T912] kernfs_fop_write_iter+0x2cd/0x410
[ 106.040312][ T912] ? cgroup_seqfile_stop+0xc0/0xc0
[ 106.046054][ T912] vfs_write+0xb57/0xe50
[ 106.050528][ T912] ksys_write+0x157/0x260
[ 106.054869][ T912] __x64_sys_write+0x7b/0x90
[ 106.059532][ T912] do_syscall_64+0x34/0x70
[ 106.064119][ T912] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 106.070138][ T912] RIP: 0033:0x7f8c017690e9
[ 106.075435][ T912] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 106.095337][ T912] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 106.104006][ T912] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 106.112969][ T912] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 106.121465][ T912] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 106.129825][ T912] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 106.138407][ T912] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 106.146814][ T912] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 106.214552][ T23] !!! css_put is zero set CSS_NO_REF
[ 106.220351][ T23] !!! css_put is zero set CSS_NO_REF
[ 106.226086][ T23] !!! css_put is zero set CSS_NO_REF
[ 106.232113][ T908] FAULT_INJECTION: forcing a failure.
[ 106.232113][ T908] name failslab, interval 1, probability 0, space 0, times 0
[ 106.244780][ T908] CPU: 0 PID: 908 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 106.257100][ T908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 106.267323][ T908] Call Trace:
[ 106.270607][ T908] dump_stack+0x19c/0x1e2
[ 106.275090][ T908] should_fail+0x3f7/0x5b0
[ 106.279948][ T908] __should_failslab+0xd2/0x130
[ 106.286016][ T908] should_failslab+0x9/0x20
[ 106.291013][ T908] slab_pre_alloc_hook+0x25/0xe0
[ 106.296570][ T908] kmem_cache_alloc_trace+0x47/0x2b0
[ 106.302265][ T908] ? percpu_ref_init+0xd0/0x330
[ 106.307339][ T908] percpu_ref_init+0xd0/0x330
[ 106.312400][ T908] ? cgroup_setup_root+0x8a0/0x8a0
[ 106.317861][ T908] cgroup_apply_control_enable+0x3d2/0xf70
[ 106.323822][ T908] cgroup_apply_control+0x36/0x710
[ 106.329647][ T908] ? init_wait_entry+0xe0/0xe0
[ 106.334848][ T908] ? cgroup_kn_lock_live+0x1af/0x370
[ 106.340229][ T908] cgroup_subtree_control_write+0xd05/0x12d0
[ 106.346772][ T908] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 106.353466][ T908] cgroup_file_write+0x22f/0x4f0
[ 106.358577][ T908] kernfs_fop_write_iter+0x2cd/0x410
[ 106.363864][ T908] ? cgroup_seqfile_stop+0xc0/0xc0
[ 106.369191][ T908] vfs_write+0xb57/0xe50
[ 106.373443][ T908] ksys_write+0x157/0x260
[ 106.377840][ T908] __x64_sys_write+0x7b/0x90
[ 106.382662][ T908] do_syscall_64+0x34/0x70
[ 106.387145][ T908] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 106.393006][ T908] RIP: 0033:0x7f9e961620e9
[ 106.397401][ T908] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 106.417325][ T908] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 106.425823][ T908] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 106.433809][ T908] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 106.442102][ T908] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 106.450171][ T908] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 106.458153][ T908] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 106.504413][ T382] !!! css_put is zero set CSS_NO_REF
[ 106.509872][ T382] !!! css_put is zero set CSS_NO_REF
[ 106.515781][ T932] FAULT_INJECTION: forcing a failure.
[ 106.515781][ T932] name failslab, interval 1, probability 0, space 0, times 0
[ 106.528943][ T932] CPU: 1 PID: 932 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 106.540737][ T932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 106.551726][ T932] Call Trace:
[ 106.555012][ T932] dump_stack+0x19c/0x1e2
[ 106.559315][ T932] should_fail+0x3f7/0x5b0
[ 106.563711][ T932] __should_failslab+0xd2/0x130
[ 106.568915][ T932] should_failslab+0x9/0x20
[ 106.573636][ T932] slab_pre_alloc_hook+0x25/0xe0
[ 106.578559][ T932] ? __kernfs_new_node+0x4c/0x6d0
[ 106.583559][ T932] __kmalloc_track_caller+0x70/0x300
[ 106.589171][ T932] ? __kernfs_new_node+0x4c/0x6d0
[ 106.594414][ T932] kstrdup_const+0x55/0x90
[ 106.598829][ T932] __kernfs_new_node+0x4c/0x6d0
[ 106.603667][ T932] ? string+0x29f/0x2b0
[ 106.607807][ T932] ? vsnprintf+0x1a6c/0x1b30
[ 106.612374][ T932] kernfs_new_node+0x97/0x170
[ 106.617025][ T932] __kernfs_create_file+0x4a/0x270
[ 106.622198][ T932] cgroup_addrm_files+0x99e/0xeb0
[ 106.627288][ T932] ? delete_node+0x747/0x7a0
[ 106.631855][ T932] css_populate_dir+0x137/0x370
[ 106.637046][ T932] cgroup_apply_control_enable+0x5cd/0xf70
[ 106.642930][ T932] cgroup_apply_control+0x36/0x710
[ 106.648059][ T932] ? init_wait_entry+0xe0/0xe0
[ 106.652823][ T932] ? cgroup_kn_lock_live+0x1af/0x370
[ 106.658380][ T932] cgroup_subtree_control_write+0xd05/0x12d0
[ 106.664626][ T932] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 106.670773][ T932] cgroup_file_write+0x22f/0x4f0
[ 106.675707][ T932] kernfs_fop_write_iter+0x2cd/0x410
[ 106.681008][ T932] ? cgroup_seqfile_stop+0xc0/0xc0
[ 106.686163][ T932] vfs_write+0xb57/0xe50
[ 106.690501][ T932] ksys_write+0x157/0x260
[ 106.694900][ T932] __x64_sys_write+0x7b/0x90
[ 106.699925][ T932] do_syscall_64+0x34/0x70
[ 106.705481][ T932] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 106.711531][ T932] RIP: 0033:0x7f039e0800e9
[ 106.716107][ T932] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 106.736154][ T932] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 106.744960][ T932] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 106.752938][ T932] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 106.760902][ T932] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 106.768957][ T932] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 106.777796][ T932] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 106.786150][ T932] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 106.850979][ T23] !!! css_put is zero set CSS_NO_REF
[ 106.857302][ T23] !!! css_put is zero set CSS_NO_REF
[ 106.862791][ T23] !!! css_put is zero set CSS_NO_REF
[ 106.868967][ T933] FAULT_INJECTION: forcing a failure.
[ 106.868967][ T933] name failslab, interval 1, probability 0, space 0, times 0
[ 106.882296][ T933] CPU: 1 PID: 933 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 106.894087][ T933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 106.904401][ T933] Call Trace:
[ 106.907770][ T933] dump_stack+0x19c/0x1e2
[ 106.912196][ T933] should_fail+0x3f7/0x5b0
[ 106.916783][ T933] __should_failslab+0xd2/0x130
[ 106.922082][ T933] should_failslab+0x9/0x20
[ 106.926577][ T933] slab_pre_alloc_hook+0x25/0xe0
[ 106.931512][ T933] ? __kernfs_new_node+0x4c/0x6d0
[ 106.936532][ T933] __kmalloc_track_caller+0x70/0x300
[ 106.941896][ T933] ? __kernfs_new_node+0x4c/0x6d0
[ 106.947382][ T933] kstrdup_const+0x55/0x90
[ 106.952141][ T933] __kernfs_new_node+0x4c/0x6d0
[ 106.957165][ T933] ? string+0x29f/0x2b0
[ 106.961311][ T933] ? vsnprintf+0x1a6c/0x1b30
[ 106.965879][ T933] kernfs_new_node+0x97/0x170
[ 106.970558][ T933] __kernfs_create_file+0x4a/0x270
[ 106.975666][ T933] cgroup_addrm_files+0x99e/0xeb0
[ 106.980684][ T933] ? delete_node+0x747/0x7a0
[ 106.985271][ T933] css_populate_dir+0x137/0x370
[ 106.990120][ T933] cgroup_apply_control_enable+0x5cd/0xf70
[ 106.996022][ T933] cgroup_apply_control+0x36/0x710
[ 107.001331][ T933] ? init_wait_entry+0xe0/0xe0
[ 107.006174][ T933] ? cgroup_kn_lock_live+0x1af/0x370
[ 107.011455][ T933] cgroup_subtree_control_write+0xd05/0x12d0
[ 107.017421][ T933] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 107.023907][ T933] cgroup_file_write+0x22f/0x4f0
[ 107.028946][ T933] kernfs_fop_write_iter+0x2cd/0x410
[ 107.034352][ T933] ? cgroup_seqfile_stop+0xc0/0xc0
[ 107.039887][ T933] vfs_write+0xb57/0xe50
[ 107.046408][ T933] ksys_write+0x157/0x260
[ 107.051564][ T933] __x64_sys_write+0x7b/0x90
[ 107.056223][ T933] do_syscall_64+0x34/0x70
[ 107.060930][ T933] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 107.066907][ T933] RIP: 0033:0x7fa66af510e9
[ 107.071822][ T933] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 107.091844][ T933] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 107.100393][ T933] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 107.108359][ T933] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 107.116316][ T933] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 107.124558][ T933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 107.132582][ T933] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 107.140746][ T933] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 107.194456][ T23] !!! css_put is zero set CSS_NO_REF
[ 107.199777][ T23] !!! css_put is zero set CSS_NO_REF
[ 107.205497][ T23] !!! css_put is zero set CSS_NO_REF
[ 107.210965][ T944] FAULT_INJECTION: forcing a failure.
[ 107.210965][ T944] name failslab, interval 1, probability 0, space 0, times 0
[ 107.224760][ T944] CPU: 1 PID: 944 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 107.236708][ T944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 107.248094][ T944] Call Trace:
[ 107.251646][ T944] dump_stack+0x19c/0x1e2
[ 107.256218][ T944] should_fail+0x3f7/0x5b0
[ 107.260708][ T944] __should_failslab+0xd2/0x130
[ 107.265720][ T944] should_failslab+0x9/0x20
[ 107.270516][ T944] slab_pre_alloc_hook+0x25/0xe0
[ 107.275639][ T944] ? __kernfs_new_node+0x4c/0x6d0
[ 107.280644][ T944] __kmalloc_track_caller+0x70/0x300
[ 107.285999][ T944] ? __kernfs_new_node+0x4c/0x6d0
[ 107.291892][ T944] kstrdup_const+0x55/0x90
[ 107.296663][ T944] __kernfs_new_node+0x4c/0x6d0
[ 107.301504][ T944] ? string+0x29f/0x2b0
[ 107.305827][ T944] ? vsnprintf+0x1a6c/0x1b30
[ 107.310407][ T944] kernfs_new_node+0x97/0x170
[ 107.315077][ T944] __kernfs_create_file+0x4a/0x270
[ 107.320265][ T944] cgroup_addrm_files+0x99e/0xeb0
[ 107.325600][ T944] ? delete_node+0x747/0x7a0
[ 107.330884][ T944] css_populate_dir+0x137/0x370
[ 107.336069][ T944] cgroup_apply_control_enable+0x5cd/0xf70
[ 107.341875][ T944] cgroup_apply_control+0x36/0x710
[ 107.347041][ T944] ? init_wait_entry+0xe0/0xe0
[ 107.351897][ T944] ? cgroup_kn_lock_live+0x1af/0x370
[ 107.357397][ T944] cgroup_subtree_control_write+0xd05/0x12d0
[ 107.363544][ T944] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 107.369515][ T944] cgroup_file_write+0x22f/0x4f0
[ 107.374523][ T944] kernfs_fop_write_iter+0x2cd/0x410
[ 107.379890][ T944] ? cgroup_seqfile_stop+0xc0/0xc0
[ 107.385175][ T944] vfs_write+0xb57/0xe50
[ 107.389433][ T944] ksys_write+0x157/0x260
[ 107.393765][ T944] __x64_sys_write+0x7b/0x90
[ 107.398339][ T944] do_syscall_64+0x34/0x70
[ 107.402750][ T944] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 107.408976][ T944] RIP: 0033:0x7f039e0800e9
[ 107.413371][ T944] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 107.433047][ T944] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 107.441448][ T944] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 107.449499][ T944] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 107.457458][ T944] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 107.465616][ T944] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 107.473926][ T944] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 107.483183][ T944] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 107.514362][ T104] !!! css_put is zero set CSS_NO_REF
[ 107.520131][ T104] !!! css_put is zero set CSS_NO_REF
[ 107.526087][ T941] FAULT_INJECTION: forcing a failure.
[ 107.526087][ T941] name failslab, interval 1, probability 0, space 0, times 0
[ 107.539556][ T941] CPU: 1 PID: 941 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 107.551381][ T941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 107.561517][ T941] Call Trace:
[ 107.565060][ T941] dump_stack+0x19c/0x1e2
[ 107.569544][ T941] should_fail+0x3f7/0x5b0
[ 107.573934][ T941] __should_failslab+0xd2/0x130
[ 107.578758][ T941] should_failslab+0x9/0x20
[ 107.583264][ T941] slab_pre_alloc_hook+0x25/0xe0
[ 107.588198][ T941] ? __kernfs_new_node+0x4c/0x6d0
[ 107.593211][ T941] __kmalloc_track_caller+0x70/0x300
[ 107.598634][ T941] ? __kernfs_new_node+0x4c/0x6d0
[ 107.603653][ T941] kstrdup_const+0x55/0x90
[ 107.608162][ T941] __kernfs_new_node+0x4c/0x6d0
[ 107.613271][ T941] ? string+0x29f/0x2b0
[ 107.617595][ T941] ? vsnprintf+0x1a6c/0x1b30
[ 107.622349][ T941] kernfs_new_node+0x97/0x170
[ 107.627209][ T941] __kernfs_create_file+0x4a/0x270
[ 107.632380][ T941] cgroup_addrm_files+0x99e/0xeb0
[ 107.637387][ T941] ? delete_node+0x747/0x7a0
[ 107.642053][ T941] css_populate_dir+0x137/0x370
[ 107.646895][ T941] cgroup_apply_control_enable+0x5cd/0xf70
[ 107.652811][ T941] cgroup_apply_control+0x36/0x710
[ 107.657928][ T941] ? init_wait_entry+0xe0/0xe0
[ 107.663149][ T941] ? cgroup_kn_lock_live+0x1af/0x370
[ 107.668823][ T941] cgroup_subtree_control_write+0xd05/0x12d0
[ 107.674795][ T941] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 107.680769][ T941] cgroup_file_write+0x22f/0x4f0
[ 107.685957][ T941] kernfs_fop_write_iter+0x2cd/0x410
[ 107.691479][ T941] ? cgroup_seqfile_stop+0xc0/0xc0
[ 107.696692][ T941] vfs_write+0xb57/0xe50
[ 107.701073][ T941] ksys_write+0x157/0x260
[ 107.705872][ T941] __x64_sys_write+0x7b/0x90
[ 107.710630][ T941] do_syscall_64+0x34/0x70
[ 107.715195][ T941] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 107.721189][ T941] RIP: 0033:0x7fecf899e0e9
[ 107.725677][ T941] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 107.745603][ T941] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 107.753988][ T941] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 107.761942][ T941] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 107.770059][ T941] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 107.778265][ T941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 107.786212][ T941] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 107.794859][ T941] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 107.824348][ T18] !!! css_put is zero set CSS_NO_REF
[ 107.829991][ T18] !!! css_put is zero set CSS_NO_REF
[ 107.835630][ T18] !!! css_put is zero set CSS_NO_REF
[ 107.841189][ T940] FAULT_INJECTION: forcing a failure.
[ 107.841189][ T940] name failslab, interval 1, probability 0, space 0, times 0
[ 107.853949][ T940] CPU: 1 PID: 940 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 107.865565][ T940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 107.875606][ T940] Call Trace:
[ 107.878880][ T940] dump_stack+0x19c/0x1e2
[ 107.883194][ T940] should_fail+0x3f7/0x5b0
[ 107.888026][ T940] __should_failslab+0xd2/0x130
[ 107.893115][ T940] should_failslab+0x9/0x20
[ 107.897689][ T940] slab_pre_alloc_hook+0x25/0xe0
[ 107.902873][ T940] ? __kernfs_new_node+0x4c/0x6d0
[ 107.908006][ T940] __kmalloc_track_caller+0x70/0x300
[ 107.913368][ T940] ? __kernfs_new_node+0x4c/0x6d0
[ 107.918373][ T940] kstrdup_const+0x55/0x90
[ 107.922768][ T940] __kernfs_new_node+0x4c/0x6d0
[ 107.927856][ T940] ? string+0x29f/0x2b0
[ 107.932345][ T940] ? vsnprintf+0x1a6c/0x1b30
[ 107.937284][ T940] kernfs_new_node+0x97/0x170
[ 107.942031][ T940] __kernfs_create_file+0x4a/0x270
[ 107.947120][ T940] cgroup_addrm_files+0x99e/0xeb0
[ 107.952607][ T940] ? delete_node+0x747/0x7a0
[ 107.957258][ T940] css_populate_dir+0x137/0x370
[ 107.962603][ T940] cgroup_apply_control_enable+0x5cd/0xf70
[ 107.968612][ T940] cgroup_apply_control+0x36/0x710
[ 107.973808][ T940] ? init_wait_entry+0xe0/0xe0
[ 107.978598][ T940] ? cgroup_kn_lock_live+0x1af/0x370
[ 107.984143][ T940] cgroup_subtree_control_write+0xd05/0x12d0
[ 107.990194][ T940] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 107.996181][ T940] cgroup_file_write+0x22f/0x4f0
[ 108.001459][ T940] kernfs_fop_write_iter+0x2cd/0x410
[ 108.006828][ T940] ? cgroup_seqfile_stop+0xc0/0xc0
[ 108.011945][ T940] vfs_write+0xb57/0xe50
[ 108.016169][ T940] ksys_write+0x157/0x260
[ 108.020576][ T940] __x64_sys_write+0x7b/0x90
[ 108.025280][ T940] do_syscall_64+0x34/0x70
[ 108.029695][ T940] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 108.035586][ T940] RIP: 0033:0x7f9e961620e9
[ 108.039978][ T940] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 108.059668][ T940] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 108.068086][ T940] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 108.076304][ T940] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 108.084345][ T940] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 108.092471][ T940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 108.100417][ T940] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 108.109277][ T940] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 108.174089][ T104] !!! css_put is zero set CSS_NO_REF
[ 108.179751][ T104] !!! css_put is zero set CSS_NO_REF
[ 108.185360][ T104] !!! css_put is zero set CSS_NO_REF
[ 108.191009][ T938] FAULT_INJECTION: forcing a failure.
[ 108.191009][ T938] name failslab, interval 1, probability 0, space 0, times 0
[ 108.204036][ T938] CPU: 1 PID: 938 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 108.215660][ T938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 108.225709][ T938] Call Trace:
[ 108.228998][ T938] dump_stack+0x19c/0x1e2
[ 108.233413][ T938] should_fail+0x3f7/0x5b0
[ 108.237917][ T938] __should_failslab+0xd2/0x130
[ 108.242992][ T938] should_failslab+0x9/0x20
[ 108.248267][ T938] slab_pre_alloc_hook+0x25/0xe0
[ 108.253232][ T938] ? __kernfs_new_node+0x4c/0x6d0
[ 108.258236][ T938] __kmalloc_track_caller+0x70/0x300
[ 108.263541][ T938] ? __kernfs_new_node+0x4c/0x6d0
[ 108.268553][ T938] kstrdup_const+0x55/0x90
[ 108.273512][ T938] __kernfs_new_node+0x4c/0x6d0
[ 108.278521][ T938] ? string+0x29f/0x2b0
[ 108.282780][ T938] ? vsnprintf+0x1a6c/0x1b30
[ 108.287337][ T938] kernfs_new_node+0x97/0x170
[ 108.292001][ T938] __kernfs_create_file+0x4a/0x270
[ 108.297396][ T938] cgroup_addrm_files+0x99e/0xeb0
[ 108.302418][ T938] ? delete_node+0x747/0x7a0
[ 108.306992][ T938] css_populate_dir+0x137/0x370
[ 108.311819][ T938] cgroup_apply_control_enable+0x5cd/0xf70
[ 108.317911][ T938] cgroup_apply_control+0x36/0x710
[ 108.323263][ T938] ? init_wait_entry+0xe0/0xe0
[ 108.328491][ T938] ? cgroup_kn_lock_live+0x1af/0x370
[ 108.333850][ T938] cgroup_subtree_control_write+0xd05/0x12d0
[ 108.339917][ T938] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 108.346057][ T938] cgroup_file_write+0x22f/0x4f0
[ 108.351063][ T938] kernfs_fop_write_iter+0x2cd/0x410
[ 108.356321][ T938] ? cgroup_seqfile_stop+0xc0/0xc0
[ 108.361985][ T938] vfs_write+0xb57/0xe50
[ 108.367281][ T938] ksys_write+0x157/0x260
[ 108.371612][ T938] __x64_sys_write+0x7b/0x90
[ 108.376282][ T938] do_syscall_64+0x34/0x70
[ 108.380685][ T938] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 108.386830][ T938] RIP: 0033:0x7f075aca70e9
[ 108.391223][ T938] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 108.411148][ T938] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 108.419885][ T938] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 108.428359][ T938] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 108.436844][ T938] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 108.444909][ T938] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 108.453113][ T938] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 108.461981][ T938] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 108.472021][ T408] ------------[ cut here ]------------
[ 108.478459][ T408] WARNING: CPU: 1 PID: 408 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 108.487560][ T408] Modules linked in:
[ 108.491461][ T408] CPU: 1 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 108.504823][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 108.515680][ T408] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 108.521503][ T408] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 108.541385][ T408] RSP: 0018:ffffc90000ec7dd0 EFLAGS: 00010293
[ 108.547571][ T408] RAX: ffffffff81aeff3c RBX: ffff88811b531460 RCX: ffff888109123d00
[ 108.555659][ T408] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 108.563921][ T408] RBP: ffffc90000ec7e40 R08: ffffffff81aefc67 R09: fffff520001d8fb2
[ 108.572008][ T408] R10: fffff520001d8fb2 R11: 1ffff920001d8fb1 R12: dffffc0000000000
[ 108.580198][ T408] R13: ffff88811b531380 R14: 00000000ffffffff R15: 0000000000000000
[ 108.588563][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 108.597680][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 108.604360][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506a0
[ 108.612428][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 108.620434][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 108.628535][ T408] Call Trace:
[ 108.632207][ T408] path_umount+0x1ad/0xed0
[ 108.636861][ T408] __x64_sys_umount+0xe8/0x110
[ 108.641628][ T408] do_syscall_64+0x34/0x70
[ 108.646100][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 108.652221][ T408] RIP: 0033:0x7f075aca8557
[ 108.657020][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 108.676931][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 108.685867][ T408] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f075aca8557
[ 108.694064][ T408] RDX: 00007ffcf5f35d5a RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 108.702216][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 108.710312][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 108.719257][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 108.727366][ T408] ---[ end trace b9d4a1c636ee148f ]---
[ 108.732890][ T408] ------------[ cut here ]------------
[ 108.738683][ T408] WARNING: CPU: 1 PID: 408 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 108.747793][ T408] Modules linked in:
[ 108.751921][ T408] CPU: 1 PID: 408 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 108.764282][ T408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 108.774801][ T408] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 108.779977][ T408] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 108.799830][ T408] RSP: 0018:ffffc90000ec7e30 EFLAGS: 00010293
[ 108.805947][ T408] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888109123d00
[ 108.814426][ T408] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 108.823802][ T408] RBP: ffffc90000ec7e80 R08: ffffffff81b006e3 R09: fffff520001d8fcd
[ 108.832169][ T408] R10: fffff520001d8fcd R11: 1ffff920001d8fcc R12: ffff88811b5313c8
[ 108.840160][ T408] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 108.848311][ T408] FS: 0000555556c28400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 108.857303][ T408] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 108.864452][ T408] CR2: 0000555556c31b38 CR3: 00000001092c5000 CR4: 00000000003506a0
[ 108.872599][ T408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 108.881066][ T408] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 108.889270][ T23] !!! css_put is zero set CSS_NO_REF
[ 108.889363][ T408] Call Trace:
[ 108.894883][ T18] !!! css_put is zero set CSS_NO_REF
[ 108.898415][ T408] __cleanup_mnt+0x19/0x20
[ 108.913627][ T408] task_work_run+0x147/0x1b0
[ 108.918846][ T939] FAULT_INJECTION: forcing a failure.
[ 108.918846][ T939] name failslab, interval 1, probability 0, space 0, times 0
[ 108.918923][ T408] exit_to_user_mode_loop+0xc8/0xe0
[ 108.932019][ T939] CPU: 0 PID: 939 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 108.937456][ T408] syscall_exit_to_user_mode+0x77/0xa0
[ 108.948679][ T939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 108.948684][ T939] Call Trace:
[ 108.948696][ T939] dump_stack+0x19c/0x1e2
[ 108.948713][ T939] should_fail+0x3f7/0x5b0
[ 108.954456][ T408] do_syscall_64+0x40/0x70
[ 108.965398][ T939] __should_failslab+0xd2/0x130
[ 108.965406][ T939] should_failslab+0x9/0x20
[ 108.965420][ T939] slab_pre_alloc_hook+0x25/0xe0
[ 108.969177][ T408] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 108.973560][ T939] ? __kernfs_new_node+0x4c/0x6d0
[ 108.978206][ T408] RIP: 0033:0x7f075aca8557
[ 108.982344][ T939] __kmalloc_track_caller+0x70/0x300
[ 108.987291][ T408] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 108.991660][ T939] ? __kernfs_new_node+0x4c/0x6d0
[ 108.996886][ T408] RSP: 002b:00007ffcf5f35c88 EFLAGS: 00000246
[ 109.003379][ T939] kstrdup_const+0x55/0x90
[ 109.008627][ T408] ORIG_RAX: 00000000000000a6
[ 109.012877][ T939] __kernfs_new_node+0x4c/0x6d0
[ 109.018811][ T408] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f075aca8557
[ 109.038708][ T939] ? string+0x29f/0x2b0
[ 109.038719][ T939] ? vsnprintf+0x1a6c/0x1b30
[ 109.038729][ T939] kernfs_new_node+0x97/0x170
[ 109.038738][ T939] __kernfs_create_file+0x4a/0x270
[ 109.038749][ T939] cgroup_addrm_files+0x99e/0xeb0
[ 109.038759][ T939] ? delete_node+0x747/0x7a0
[ 109.038779][ T939] css_populate_dir+0x137/0x370
[ 109.044592][ T408] RDX: 00007ffcf5f35d5a RSI: 000000000000000a RDI: 00007ffcf5f35d50
[ 109.050698][ T939] cgroup_apply_control_enable+0x5cd/0xf70
[ 109.055197][ T408] RBP: 00007ffcf5f35d50 R08: 00000000ffffffff R09: 00007ffcf5f35b20
[ 109.059731][ T939] cgroup_apply_control+0x36/0x710
[ 109.064661][ T408] R10: 0000555556c29ba3 R11: 0000000000000246 R12: 00007f075ad001f8
[ 109.072591][ T939] ? init_wait_entry+0xe0/0xe0
[ 109.078935][ T408] R13: 00007ffcf5f36e10 R14: 0000555556c29b00 R15: 00007ffcf5f36e50
[ 109.087963][ T939] ? cgroup_kn_lock_live+0x1af/0x370
[ 109.087976][ T939] cgroup_subtree_control_write+0xd05/0x12d0
[ 109.087987][ T939] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 109.087997][ T939] cgroup_file_write+0x22f/0x4f0
[ 109.088016][ T939] kernfs_fop_write_iter+0x2cd/0x410
[ 109.096370][ T408] ---[ end trace b9d4a1c636ee1490 ]---
[ 109.101953][ T939] ? cgroup_seqfile_stop+0xc0/0xc0
[ 109.101974][ T939] vfs_write+0xb57/0xe50
[ 109.211458][ T939] ksys_write+0x157/0x260
[ 109.215775][ T939] __x64_sys_write+0x7b/0x90
[ 109.220460][ T939] do_syscall_64+0x34/0x70
[ 109.224894][ T939] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 109.231232][ T939] RIP: 0033:0x7f8c017690e9
[ 109.235840][ T939] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 109.256020][ T939] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 109.265575][ T939] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 109.273533][ T939] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 109.281506][ T939] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 109.289624][ T939] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 109.297677][ T939] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 109.305983][ T939] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 109.364527][ T23] !!! css_put is zero set CSS_NO_REF
[ 109.370376][ T23] !!! css_put is zero set CSS_NO_REF
[ 109.376254][ T23] !!! css_put is zero set CSS_NO_REF
[ 109.381704][ T947] FAULT_INJECTION: forcing a failure.
[ 109.381704][ T947] name failslab, interval 1, probability 0, space 0, times 0
[ 109.395079][ T947] CPU: 0 PID: 947 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 109.406988][ T947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 109.417049][ T947] Call Trace:
[ 109.420324][ T947] dump_stack+0x19c/0x1e2
[ 109.424891][ T947] should_fail+0x3f7/0x5b0
[ 109.429587][ T947] __should_failslab+0xd2/0x130
[ 109.434541][ T947] should_failslab+0x9/0x20
[ 109.439038][ T947] slab_pre_alloc_hook+0x25/0xe0
[ 109.443958][ T947] ? __kernfs_new_node+0x4c/0x6d0
[ 109.449058][ T947] __kmalloc_track_caller+0x70/0x300
[ 109.454607][ T947] ? __kernfs_new_node+0x4c/0x6d0
[ 109.461093][ T947] kstrdup_const+0x55/0x90
[ 109.465871][ T947] __kernfs_new_node+0x4c/0x6d0
[ 109.470886][ T947] ? string+0x29f/0x2b0
[ 109.475199][ T947] ? vsnprintf+0x1a6c/0x1b30
[ 109.480153][ T947] kernfs_new_node+0x97/0x170
[ 109.484831][ T947] __kernfs_create_file+0x4a/0x270
[ 109.490736][ T947] cgroup_addrm_files+0x99e/0xeb0
[ 109.495859][ T947] ? delete_node+0x747/0x7a0
[ 109.500553][ T947] css_populate_dir+0x137/0x370
[ 109.505409][ T947] cgroup_apply_control_enable+0x5cd/0xf70
[ 109.511594][ T947] cgroup_apply_control+0x36/0x710
[ 109.516812][ T947] ? init_wait_entry+0xe0/0xe0
[ 109.521578][ T947] ? cgroup_kn_lock_live+0x1af/0x370
[ 109.526863][ T947] cgroup_subtree_control_write+0xd05/0x12d0
[ 109.532933][ T947] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 109.539159][ T947] cgroup_file_write+0x22f/0x4f0
[ 109.544084][ T947] kernfs_fop_write_iter+0x2cd/0x410
[ 109.549357][ T947] ? cgroup_seqfile_stop+0xc0/0xc0
[ 109.554575][ T947] vfs_write+0xb57/0xe50
[ 109.558898][ T947] ksys_write+0x157/0x260
[ 109.563221][ T947] __x64_sys_write+0x7b/0x90
[ 109.567802][ T947] do_syscall_64+0x34/0x70
[ 109.572201][ T947] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 109.578094][ T947] RIP: 0033:0x7fa66af510e9
[ 109.582490][ T947] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 109.602269][ T947] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 109.610670][ T947] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 109.618711][ T947] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 109.627197][ T947] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 109.635441][ T947] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 109.643913][ T947] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 109.653233][ T947] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 109.684390][ T67] !!! css_put is zero set CSS_NO_REF
[ 109.690713][ T67] !!! css_put is zero set CSS_NO_REF
[ 109.696298][ T67] !!! css_put is zero set CSS_NO_REF
[ 109.702399][ T950] FAULT_INJECTION: forcing a failure.
[ 109.702399][ T950] name failslab, interval 1, probability 0, space 0, times 0
[ 109.715691][ T950] CPU: 0 PID: 950 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 109.727483][ T950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 109.737780][ T950] Call Trace:
[ 109.741205][ T950] dump_stack+0x19c/0x1e2
[ 109.745659][ T950] should_fail+0x3f7/0x5b0
[ 109.750146][ T950] __should_failslab+0xd2/0x130
[ 109.755096][ T950] should_failslab+0x9/0x20
[ 109.759591][ T950] slab_pre_alloc_hook+0x25/0xe0
[ 109.765063][ T950] ? __kernfs_new_node+0x4c/0x6d0
[ 109.770474][ T950] __kmalloc_track_caller+0x70/0x300
[ 109.776061][ T950] ? __kernfs_new_node+0x4c/0x6d0
[ 109.781111][ T950] kstrdup_const+0x55/0x90
[ 109.785521][ T950] __kernfs_new_node+0x4c/0x6d0
[ 109.790623][ T950] ? string+0x29f/0x2b0
[ 109.794760][ T950] ? vsnprintf+0x1a6c/0x1b30
[ 109.799420][ T950] kernfs_new_node+0x97/0x170
[ 109.804083][ T950] __kernfs_create_file+0x4a/0x270
[ 109.809188][ T950] cgroup_addrm_files+0x99e/0xeb0
[ 109.814351][ T950] ? delete_node+0x747/0x7a0
[ 109.818942][ T950] css_populate_dir+0x137/0x370
[ 109.823788][ T950] cgroup_apply_control_enable+0x5cd/0xf70
[ 109.829751][ T950] cgroup_apply_control+0x36/0x710
[ 109.834847][ T950] ? init_wait_entry+0xe0/0xe0
[ 109.839607][ T950] ? cgroup_kn_lock_live+0x1af/0x370
[ 109.844885][ T950] cgroup_subtree_control_write+0xd05/0x12d0
[ 109.851086][ T950] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 109.857039][ T950] cgroup_file_write+0x22f/0x4f0
[ 109.862064][ T950] kernfs_fop_write_iter+0x2cd/0x410
[ 109.867339][ T950] ? cgroup_seqfile_stop+0xc0/0xc0
[ 109.872996][ T950] vfs_write+0xb57/0xe50
[ 109.877222][ T950] ksys_write+0x157/0x260
[ 109.889773][ T950] __x64_sys_write+0x7b/0x90
[ 109.894338][ T950] do_syscall_64+0x34/0x70
[ 109.898738][ T950] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 109.904612][ T950] RIP: 0033:0x7f039e0800e9
[ 109.909016][ T950] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 109.928885][ T950] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 109.937642][ T950] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 109.945600][ T950] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 109.953553][ T950] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 109.961608][ T950] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 109.969828][ T950] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 109.977866][ T950] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 110.014404][ T23] !!! css_put is zero set CSS_NO_REF
[ 110.019928][ T23] !!! css_put is zero set CSS_NO_REF
[ 110.025818][ T23] !!! css_put is zero set CSS_NO_REF
[ 110.031529][ T965] FAULT_INJECTION: forcing a failure.
[ 110.031529][ T965] name failslab, interval 1, probability 0, space 0, times 0
[ 110.044324][ T965] CPU: 0 PID: 965 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 110.056112][ T965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 110.069092][ T965] Call Trace:
[ 110.072781][ T965] dump_stack+0x19c/0x1e2
[ 110.078274][ T965] should_fail+0x3f7/0x5b0
[ 110.082800][ T965] __should_failslab+0xd2/0x130
[ 110.087861][ T965] should_failslab+0x9/0x20
[ 110.092487][ T965] slab_pre_alloc_hook+0x25/0xe0
[ 110.097416][ T965] ? __kernfs_new_node+0x4c/0x6d0
[ 110.102421][ T965] __kmalloc_track_caller+0x70/0x300
[ 110.107873][ T965] ? __kernfs_new_node+0x4c/0x6d0
[ 110.113072][ T965] kstrdup_const+0x55/0x90
[ 110.117482][ T965] __kernfs_new_node+0x4c/0x6d0
[ 110.122396][ T965] ? string+0x29f/0x2b0
[ 110.126634][ T965] ? vsnprintf+0x1a6c/0x1b30
[ 110.131209][ T965] kernfs_new_node+0x97/0x170
[ 110.135858][ T965] __kernfs_create_file+0x4a/0x270
[ 110.140943][ T965] cgroup_addrm_files+0x99e/0xeb0
[ 110.145952][ T965] ? delete_node+0x747/0x7a0
[ 110.150871][ T965] css_populate_dir+0x137/0x370
[ 110.156859][ T965] cgroup_apply_control_enable+0x5cd/0xf70
[ 110.163139][ T965] cgroup_apply_control+0x36/0x710
[ 110.168258][ T965] ? init_wait_entry+0xe0/0xe0
[ 110.173039][ T965] ? cgroup_kn_lock_live+0x1af/0x370
[ 110.178751][ T965] cgroup_subtree_control_write+0xd05/0x12d0
[ 110.184713][ T965] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 110.190931][ T965] cgroup_file_write+0x22f/0x4f0
[ 110.195847][ T965] kernfs_fop_write_iter+0x2cd/0x410
[ 110.201106][ T965] ? cgroup_seqfile_stop+0xc0/0xc0
[ 110.208031][ T965] vfs_write+0xb57/0xe50
[ 110.212254][ T965] ksys_write+0x157/0x260
[ 110.216558][ T965] __x64_sys_write+0x7b/0x90
[ 110.221128][ T965] do_syscall_64+0x34/0x70
[ 110.225518][ T965] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 110.231503][ T965] RIP: 0033:0x7f8c017690e9
[ 110.236084][ T965] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 110.256379][ T965] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 110.264869][ T965] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 110.273271][ T965] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 110.281584][ T965] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 110.290663][ T965] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 110.298612][ T965] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 110.307196][ T965] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 110.354370][ T104] !!! css_put is zero set CSS_NO_REF
[ 110.359787][ T104] !!! css_put is zero set CSS_NO_REF
[ 110.365422][ T104] !!! css_put is zero set CSS_NO_REF
[ 110.370940][ T956] FAULT_INJECTION: forcing a failure.
[ 110.370940][ T956] name failslab, interval 1, probability 0, space 0, times 0
[ 110.383964][ T956] CPU: 1 PID: 956 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 110.395496][ T956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 110.405533][ T956] Call Trace:
[ 110.408814][ T956] dump_stack+0x19c/0x1e2
[ 110.413133][ T956] should_fail+0x3f7/0x5b0
[ 110.417530][ T956] __should_failslab+0xd2/0x130
[ 110.422369][ T956] should_failslab+0x9/0x20
[ 110.426864][ T956] slab_pre_alloc_hook+0x25/0xe0
[ 110.431787][ T956] ? __kernfs_new_node+0x4c/0x6d0
[ 110.437079][ T956] __kmalloc_track_caller+0x70/0x300
[ 110.442554][ T956] ? __kernfs_new_node+0x4c/0x6d0
[ 110.447558][ T956] kstrdup_const+0x55/0x90
[ 110.451947][ T956] __kernfs_new_node+0x4c/0x6d0
[ 110.456789][ T956] ? string+0x29f/0x2b0
[ 110.460931][ T956] ? vsnprintf+0x1a6c/0x1b30
[ 110.465518][ T956] kernfs_new_node+0x97/0x170
[ 110.470524][ T956] __kernfs_create_file+0x4a/0x270
[ 110.475628][ T956] cgroup_addrm_files+0x99e/0xeb0
[ 110.480728][ T956] ? delete_node+0x747/0x7a0
[ 110.485653][ T956] css_populate_dir+0x137/0x370
[ 110.490608][ T956] cgroup_apply_control_enable+0x5cd/0xf70
[ 110.496408][ T956] cgroup_apply_control+0x36/0x710
[ 110.501812][ T956] ? init_wait_entry+0xe0/0xe0
[ 110.506918][ T956] ? cgroup_kn_lock_live+0x1af/0x370
[ 110.512188][ T956] cgroup_subtree_control_write+0xd05/0x12d0
[ 110.518238][ T956] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 110.524401][ T956] cgroup_file_write+0x22f/0x4f0
[ 110.529434][ T956] kernfs_fop_write_iter+0x2cd/0x410
[ 110.534977][ T956] ? cgroup_seqfile_stop+0xc0/0xc0
[ 110.540087][ T956] vfs_write+0xb57/0xe50
[ 110.544333][ T956] ksys_write+0x157/0x260
[ 110.548734][ T956] __x64_sys_write+0x7b/0x90
[ 110.553411][ T956] do_syscall_64+0x34/0x70
[ 110.558456][ T956] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 110.564346][ T956] RIP: 0033:0x7f9e961620e9
[ 110.568860][ T956] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 110.589886][ T956] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 110.598453][ T956] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 110.606431][ T956] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 110.614502][ T956] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 110.622665][ T956] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 110.630641][ T956] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 110.638937][ T956] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 110.694588][ T104] !!! css_put is zero set CSS_NO_REF
[ 110.700107][ T104] !!! css_put is zero set CSS_NO_REF
[ 110.705926][ T104] !!! css_put is zero set CSS_NO_REF
[ 110.711459][ T971] FAULT_INJECTION: forcing a failure.
[ 110.711459][ T971] name failslab, interval 1, probability 0, space 0, times 0
[ 110.724373][ T971] CPU: 0 PID: 971 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 110.737008][ T971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 110.747175][ T971] Call Trace:
[ 110.750464][ T971] dump_stack+0x19c/0x1e2
[ 110.754863][ T971] should_fail+0x3f7/0x5b0
[ 110.759357][ T971] __should_failslab+0xd2/0x130
[ 110.764197][ T971] should_failslab+0x9/0x20
[ 110.768693][ T971] slab_pre_alloc_hook+0x25/0xe0
[ 110.773605][ T971] ? __kernfs_new_node+0x4c/0x6d0
[ 110.778729][ T971] __kmalloc_track_caller+0x70/0x300
[ 110.783987][ T971] ? __kernfs_new_node+0x4c/0x6d0
[ 110.789034][ T971] kstrdup_const+0x55/0x90
[ 110.793611][ T971] __kernfs_new_node+0x4c/0x6d0
[ 110.798476][ T971] ? string+0x29f/0x2b0
[ 110.802804][ T971] ? vsnprintf+0x1a6c/0x1b30
[ 110.807543][ T971] kernfs_new_node+0x97/0x170
[ 110.812314][ T971] __kernfs_create_file+0x4a/0x270
[ 110.818016][ T971] cgroup_addrm_files+0x99e/0xeb0
[ 110.823124][ T971] ? delete_node+0x747/0x7a0
[ 110.827783][ T971] css_populate_dir+0x137/0x370
[ 110.832796][ T971] cgroup_apply_control_enable+0x5cd/0xf70
[ 110.839104][ T971] cgroup_apply_control+0x36/0x710
[ 110.844268][ T971] ? init_wait_entry+0xe0/0xe0
[ 110.849095][ T971] ? cgroup_kn_lock_live+0x1af/0x370
[ 110.854685][ T971] cgroup_subtree_control_write+0xd05/0x12d0
[ 110.861222][ T971] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 110.867461][ T971] cgroup_file_write+0x22f/0x4f0
[ 110.872645][ T971] kernfs_fop_write_iter+0x2cd/0x410
[ 110.878221][ T971] ? cgroup_seqfile_stop+0xc0/0xc0
[ 110.883638][ T971] vfs_write+0xb57/0xe50
[ 110.888123][ T971] ksys_write+0x157/0x260
[ 110.892788][ T971] __x64_sys_write+0x7b/0x90
[ 110.897768][ T971] do_syscall_64+0x34/0x70
[ 110.902482][ T971] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 110.908930][ T971] RIP: 0033:0x7f039e0800e9
[ 110.913339][ T971] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 110.933648][ T971] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
2022/05/27 17:59:09 executed programs: 199
[ 110.942145][ T971] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 110.950460][ T971] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 110.958873][ T971] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 110.966945][ T971] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 110.975544][ T971] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 110.984404][ T971] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 111.014445][ T18] !!! css_put is zero set CSS_NO_REF
[ 111.020464][ T18] !!! css_put is zero set CSS_NO_REF
[ 111.026110][ T18] !!! css_put is zero set CSS_NO_REF
[ 111.031607][ T974] FAULT_INJECTION: forcing a failure.
[ 111.031607][ T974] name failslab, interval 1, probability 0, space 0, times 0
[ 111.044917][ T974] CPU: 1 PID: 974 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 111.059137][ T974] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 111.069843][ T974] Call Trace:
[ 111.073358][ T974] dump_stack+0x19c/0x1e2
[ 111.078484][ T974] should_fail+0x3f7/0x5b0
[ 111.083082][ T974] __should_failslab+0xd2/0x130
[ 111.088189][ T974] should_failslab+0x9/0x20
[ 111.092686][ T974] slab_pre_alloc_hook+0x25/0xe0
[ 111.097781][ T974] ? __kernfs_new_node+0x4c/0x6d0
[ 111.102808][ T974] __kmalloc_track_caller+0x70/0x300
[ 111.108444][ T974] ? __kernfs_new_node+0x4c/0x6d0
[ 111.113475][ T974] kstrdup_const+0x55/0x90
[ 111.118727][ T974] __kernfs_new_node+0x4c/0x6d0
[ 111.123632][ T974] ? string+0x29f/0x2b0
[ 111.127909][ T974] ? vsnprintf+0x1a6c/0x1b30
[ 111.132489][ T974] kernfs_new_node+0x97/0x170
[ 111.137819][ T974] __kernfs_create_file+0x4a/0x270
[ 111.143103][ T974] cgroup_addrm_files+0x99e/0xeb0
[ 111.148208][ T974] ? delete_node+0x747/0x7a0
[ 111.152963][ T974] css_populate_dir+0x137/0x370
[ 111.157877][ T974] cgroup_apply_control_enable+0x5cd/0xf70
[ 111.163671][ T974] cgroup_apply_control+0x36/0x710
[ 111.169028][ T974] ? init_wait_entry+0xe0/0xe0
[ 111.174328][ T974] ? cgroup_kn_lock_live+0x1af/0x370
[ 111.179609][ T974] cgroup_subtree_control_write+0xd05/0x12d0
[ 111.185901][ T974] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 111.192987][ T974] cgroup_file_write+0x22f/0x4f0
[ 111.198428][ T974] kernfs_fop_write_iter+0x2cd/0x410
[ 111.203945][ T974] ? cgroup_seqfile_stop+0xc0/0xc0
[ 111.209523][ T974] vfs_write+0xb57/0xe50
[ 111.214249][ T974] ksys_write+0x157/0x260
[ 111.218705][ T974] __x64_sys_write+0x7b/0x90
[ 111.223402][ T974] do_syscall_64+0x34/0x70
[ 111.227995][ T974] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 111.233877][ T974] RIP: 0033:0x7f8c017690e9
[ 111.238633][ T974] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 111.258331][ T974] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 111.267297][ T974] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 111.275672][ T974] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 111.283928][ T974] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 111.292584][ T974] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 111.301252][ T974] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 111.309965][ T974] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 111.354337][ T18] !!! css_put is zero set CSS_NO_REF
[ 111.360353][ T18] !!! css_put is zero set CSS_NO_REF
[ 111.366289][ T18] !!! css_put is zero set CSS_NO_REF
[ 111.372152][ T977] FAULT_INJECTION: forcing a failure.
[ 111.372152][ T977] name failslab, interval 1, probability 0, space 0, times 0
[ 111.385141][ T977] CPU: 0 PID: 977 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 111.397250][ T977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 111.407521][ T977] Call Trace:
[ 111.410907][ T977] dump_stack+0x19c/0x1e2
[ 111.415233][ T977] should_fail+0x3f7/0x5b0
[ 111.419858][ T977] __should_failslab+0xd2/0x130
[ 111.424843][ T977] should_failslab+0x9/0x20
[ 111.429517][ T977] slab_pre_alloc_hook+0x25/0xe0
[ 111.434450][ T977] kmem_cache_alloc_trace+0x47/0x2b0
[ 111.439735][ T977] ? percpu_ref_init+0xd0/0x330
[ 111.444843][ T977] percpu_ref_init+0xd0/0x330
[ 111.449939][ T977] ? cgroup_setup_root+0x8a0/0x8a0
[ 111.455029][ T977] cgroup_apply_control_enable+0x3d2/0xf70
[ 111.460927][ T977] cgroup_apply_control+0x36/0x710
[ 111.466742][ T977] ? init_wait_entry+0xe0/0xe0
[ 111.471609][ T977] ? cgroup_kn_lock_live+0x1af/0x370
[ 111.476989][ T977] cgroup_subtree_control_write+0xd05/0x12d0
[ 111.482950][ T977] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 111.489018][ T977] cgroup_file_write+0x22f/0x4f0
[ 111.493957][ T977] kernfs_fop_write_iter+0x2cd/0x410
[ 111.499425][ T977] ? cgroup_seqfile_stop+0xc0/0xc0
[ 111.504679][ T977] vfs_write+0xb57/0xe50
[ 111.508930][ T977] ksys_write+0x157/0x260
[ 111.513515][ T977] __x64_sys_write+0x7b/0x90
[ 111.518099][ T977] do_syscall_64+0x34/0x70
[ 111.522509][ T977] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 111.528608][ T977] RIP: 0033:0x7f9e961620e9
[ 111.533391][ T977] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 111.554567][ T977] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 111.564844][ T977] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 111.573098][ T977] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 111.581599][ T977] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 111.590174][ T977] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 111.598584][ T977] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 111.664319][ T104] !!! css_put is zero set CSS_NO_REF
[ 111.670456][ T104] !!! css_put is zero set CSS_NO_REF
[ 111.676194][ T980] FAULT_INJECTION: forcing a failure.
[ 111.676194][ T980] name failslab, interval 1, probability 0, space 0, times 0
[ 111.690170][ T980] CPU: 0 PID: 980 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 111.702098][ T980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 111.712158][ T980] Call Trace:
[ 111.715432][ T980] dump_stack+0x19c/0x1e2
[ 111.720021][ T980] should_fail+0x3f7/0x5b0
[ 111.724432][ T980] __should_failslab+0xd2/0x130
[ 111.729883][ T980] should_failslab+0x9/0x20
[ 111.734964][ T980] slab_pre_alloc_hook+0x25/0xe0
[ 111.739881][ T980] ? __kernfs_new_node+0x4c/0x6d0
[ 111.745165][ T980] __kmalloc_track_caller+0x70/0x300
[ 111.750652][ T980] ? __kernfs_new_node+0x4c/0x6d0
[ 111.755851][ T980] kstrdup_const+0x55/0x90
[ 111.760265][ T980] __kernfs_new_node+0x4c/0x6d0
[ 111.765650][ T980] ? string+0x29f/0x2b0
[ 111.769787][ T980] ? vsnprintf+0x1a6c/0x1b30
[ 111.774438][ T980] kernfs_new_node+0x97/0x170
[ 111.779451][ T980] __kernfs_create_file+0x4a/0x270
[ 111.785727][ T980] cgroup_addrm_files+0x99e/0xeb0
[ 111.791099][ T980] ? delete_node+0x747/0x7a0
[ 111.795682][ T980] css_populate_dir+0x137/0x370
[ 111.801386][ T980] cgroup_apply_control_enable+0x5cd/0xf70
[ 111.807504][ T980] cgroup_apply_control+0x36/0x710
[ 111.812611][ T980] ? init_wait_entry+0xe0/0xe0
[ 111.817756][ T980] ? cgroup_kn_lock_live+0x1af/0x370
[ 111.823374][ T980] cgroup_subtree_control_write+0xd05/0x12d0
[ 111.829366][ T980] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 111.835366][ T980] cgroup_file_write+0x22f/0x4f0
[ 111.840307][ T980] kernfs_fop_write_iter+0x2cd/0x410
[ 111.845597][ T980] ? cgroup_seqfile_stop+0xc0/0xc0
[ 111.850709][ T980] vfs_write+0xb57/0xe50
[ 111.854950][ T980] ksys_write+0x157/0x260
[ 111.859363][ T980] __x64_sys_write+0x7b/0x90
[ 111.863931][ T980] do_syscall_64+0x34/0x70
[ 111.868616][ T980] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 111.874668][ T980] RIP: 0033:0x7f039e0800e9
[ 111.879083][ T980] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 111.898843][ T980] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 111.907343][ T980] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 111.915385][ T980] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 111.923787][ T980] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 111.931979][ T980] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 111.940594][ T980] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 111.950311][ T980] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 111.994572][ T18] !!! css_put is zero set CSS_NO_REF
[ 112.000114][ T18] !!! css_put is zero set CSS_NO_REF
[ 112.005801][ T18] !!! css_put is zero set CSS_NO_REF
[ 112.011987][ T986] FAULT_INJECTION: forcing a failure.
[ 112.011987][ T986] name failslab, interval 1, probability 0, space 0, times 0
[ 112.024911][ T986] CPU: 0 PID: 986 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 112.037108][ T986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 112.047155][ T986] Call Trace:
[ 112.050479][ T986] dump_stack+0x19c/0x1e2
[ 112.054963][ T986] should_fail+0x3f7/0x5b0
[ 112.059860][ T986] __should_failslab+0xd2/0x130
[ 112.065223][ T986] should_failslab+0x9/0x20
[ 112.069733][ T986] slab_pre_alloc_hook+0x25/0xe0
[ 112.074672][ T986] ? __kernfs_new_node+0x4c/0x6d0
[ 112.080276][ T986] __kmalloc_track_caller+0x70/0x300
[ 112.085730][ T986] ? __kernfs_new_node+0x4c/0x6d0
[ 112.090852][ T986] kstrdup_const+0x55/0x90
[ 112.095248][ T986] __kernfs_new_node+0x4c/0x6d0
[ 112.100075][ T986] ? string+0x29f/0x2b0
[ 112.104327][ T986] ? vsnprintf+0x1a6c/0x1b30
[ 112.108903][ T986] kernfs_new_node+0x97/0x170
[ 112.113558][ T986] __kernfs_create_file+0x4a/0x270
[ 112.118642][ T986] cgroup_addrm_files+0x99e/0xeb0
[ 112.123643][ T986] ? delete_node+0x747/0x7a0
[ 112.128318][ T986] css_populate_dir+0x137/0x370
[ 112.133142][ T986] cgroup_apply_control_enable+0x5cd/0xf70
[ 112.139016][ T986] cgroup_apply_control+0x36/0x710
[ 112.144557][ T986] ? init_wait_entry+0xe0/0xe0
[ 112.149358][ T986] ? cgroup_kn_lock_live+0x1af/0x370
[ 112.154725][ T986] cgroup_subtree_control_write+0xd05/0x12d0
[ 112.160838][ T986] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 112.166915][ T986] cgroup_file_write+0x22f/0x4f0
[ 112.171847][ T986] kernfs_fop_write_iter+0x2cd/0x410
[ 112.177475][ T986] ? cgroup_seqfile_stop+0xc0/0xc0
[ 112.182600][ T986] vfs_write+0xb57/0xe50
[ 112.186849][ T986] ksys_write+0x157/0x260
[ 112.191198][ T986] __x64_sys_write+0x7b/0x90
[ 112.195771][ T986] do_syscall_64+0x34/0x70
[ 112.200162][ T986] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 112.206051][ T986] RIP: 0033:0x7f9e961620e9
[ 112.210458][ T986] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 112.230375][ T986] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 112.239059][ T986] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 112.247020][ T986] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 112.254987][ T986] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 112.263132][ T986] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 112.271195][ T986] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 112.279662][ T986] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 112.289816][ T413] ------------[ cut here ]------------
[ 112.295342][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 112.304449][ T413] Modules linked in:
[ 112.308350][ T413] CPU: 1 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 112.320101][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 112.330241][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 112.336175][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 112.356186][ T413] RSP: 0018:ffffc90000f17d58 EFLAGS: 00010293
[ 112.362604][ T413] RAX: ffffffff81aeff3c RBX: ffff88811b531160 RCX: ffff888107a72dc0
[ 112.371436][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 112.379627][ T413] RBP: ffffc90000f17dc8 R08: ffffffff81aefc67 R09: fffff520001e2fa3
[ 112.388216][ T413] R10: fffff520001e2fa3 R11: 1ffff920001e2fa2 R12: dffffc0000000000
[ 112.396817][ T413] R13: ffff88811b531080 R14: 00000000ffffffff R15: 0000000000000000
[ 112.404901][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 112.414045][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 112.420724][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506a0
[ 112.429013][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 112.437029][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 112.445009][ T413] Call Trace:
[ 112.448383][ T413] ? init_wait_entry+0xe0/0xe0
[ 112.453401][ T413] ? up_write+0x68/0x140
[ 112.457660][ T413] namespace_unlock+0x377/0x420
[ 112.462677][ T413] path_umount+0xe23/0xed0
[ 112.467403][ T413] __x64_sys_umount+0xe8/0x110
[ 112.472429][ T413] do_syscall_64+0x34/0x70
[ 112.477029][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 112.482916][ T413] RIP: 0033:0x7f9e96163557
[ 112.487598][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 112.507490][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 112.515906][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 112.524536][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 112.535496][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 112.544595][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 112.553611][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 112.561886][ T413] ---[ end trace b9d4a1c636ee1491 ]---
[ 112.568090][ T413] ------------[ cut here ]------------
[ 112.573754][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 112.583758][ T413] Modules linked in:
[ 112.584289][ T67] !!! css_put is zero set CSS_NO_REF
[ 112.587851][ T413] CPU: 1 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 112.593255][ T67] !!! css_put is zero set CSS_NO_REF
[ 112.604910][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 112.604926][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 112.604942][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 112.612281][ T964] FAULT_INJECTION: forcing a failure.
[ 112.612281][ T964] name failslab, interval 1, probability 0, space 0, times 0
[ 112.622745][ T413] RSP: 0018:ffffc90000f17dd0 EFLAGS: 00010293
[ 112.628453][ T964] CPU: 0 PID: 964 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 112.648329][ T413]
[ 112.661305][ T964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 112.661309][ T964] Call Trace:
[ 112.661329][ T964] dump_stack+0x19c/0x1e2
[ 112.667473][ T413] RAX: ffffffff81aeff3c RBX: ffff88811b531160 RCX: ffff888107a72dc0
[ 112.679237][ T964] should_fail+0x3f7/0x5b0
[ 112.679251][ T964] __should_failslab+0xd2/0x130
[ 112.681557][ T413] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 112.691696][ T964] should_failslab+0x9/0x20
[ 112.691707][ T964] slab_pre_alloc_hook+0x25/0xe0
[ 112.691715][ T964] ? __kernfs_new_node+0x4c/0x6d0
[ 112.691733][ T964] __kmalloc_track_caller+0x70/0x300
[ 112.695096][ T413] RBP: ffffc90000f17e40 R08: ffffffff81aefc67 R09: fffff520001e2fb2
[ 112.699393][ T964] ? __kernfs_new_node+0x4c/0x6d0
[ 112.707436][ T413] R10: fffff520001e2fb2 R11: 1ffff920001e2fb1 R12: dffffc0000000000
[ 112.711833][ T964] kstrdup_const+0x55/0x90
[ 112.716797][ T413] R13: ffff88811b531080 R14: 00000000fffffffe R15: 0000000000000000
[ 112.724890][ T964] __kernfs_new_node+0x4c/0x6d0
[ 112.724900][ T964] ? string+0x29f/0x2b0
[ 112.724908][ T964] ? vsnprintf+0x1a6c/0x1b30
[ 112.724922][ T964] kernfs_new_node+0x97/0x170
[ 112.724940][ T964] __kernfs_create_file+0x4a/0x270
[ 112.729430][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 112.734511][ T964] cgroup_addrm_files+0x99e/0xeb0
[ 112.734526][ T964] ? delete_node+0x747/0x7a0
[ 112.739606][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 112.744909][ T964] css_populate_dir+0x137/0x370
[ 112.744922][ T964] cgroup_apply_control_enable+0x5cd/0xf70
[ 112.744940][ T964] cgroup_apply_control+0x36/0x710
[ 112.752989][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506a0
[ 112.758078][ T964] ? init_wait_entry+0xe0/0xe0
[ 112.758088][ T964] ? cgroup_kn_lock_live+0x1af/0x370
[ 112.758103][ T964] cgroup_subtree_control_write+0xd05/0x12d0
[ 112.766265][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 112.770658][ T964] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 112.778617][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 112.783431][ T964] cgroup_file_write+0x22f/0x4f0
[ 112.783445][ T964] kernfs_fop_write_iter+0x2cd/0x410
[ 112.787573][ T413] Call Trace:
[ 112.792400][ T964] ? cgroup_seqfile_stop+0xc0/0xc0
[ 112.797059][ T413] path_umount+0x1ad/0xed0
[ 112.802304][ T964] vfs_write+0xb57/0xe50
[ 112.811215][ T413] __x64_sys_umount+0xe8/0x110
[ 112.816238][ T964] ksys_write+0x157/0x260
[ 112.816251][ T964] __x64_sys_write+0x7b/0x90
[ 112.821173][ T413] do_syscall_64+0x34/0x70
[ 112.827819][ T964] do_syscall_64+0x34/0x70
[ 112.827828][ T964] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 112.827841][ T964] RIP: 0033:0x7f075aca70e9
[ 112.832782][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 112.839425][ T964] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 112.839431][ T964] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 112.844981][ T413] RIP: 0033:0x7f9e96163557
[ 112.853010][ T964] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 112.857755][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 112.863004][ T964] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 112.868959][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246
[ 112.877766][ T964] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 112.877772][ T964] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 112.877783][ T964] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 112.883733][ T413] ORIG_RAX: 00000000000000a6
[ 112.894322][ T964] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 112.897387][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 113.088906][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 113.097520][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 113.107147][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 113.116258][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 113.124795][ T413] ---[ end trace b9d4a1c636ee1492 ]---
[ 113.154394][ T104] !!! css_put is zero set CSS_NO_REF
[ 113.159790][ T104] !!! css_put is zero set CSS_NO_REF
[ 113.165345][ T104] !!! css_put is zero set CSS_NO_REF
[ 113.171020][ T968] FAULT_INJECTION: forcing a failure.
[ 113.171020][ T968] name failslab, interval 1, probability 0, space 0, times 0
[ 113.184672][ T968] CPU: 1 PID: 968 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 113.196247][ T968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 113.206869][ T968] Call Trace:
[ 113.210249][ T968] dump_stack+0x19c/0x1e2
[ 113.214686][ T968] should_fail+0x3f7/0x5b0
[ 113.219450][ T968] __should_failslab+0xd2/0x130
[ 113.224291][ T968] should_failslab+0x9/0x20
[ 113.229041][ T968] slab_pre_alloc_hook+0x25/0xe0
[ 113.234016][ T968] ? __kernfs_new_node+0x4c/0x6d0
[ 113.239022][ T968] __kmalloc_track_caller+0x70/0x300
[ 113.244355][ T968] ? __kernfs_new_node+0x4c/0x6d0
[ 113.249373][ T968] kstrdup_const+0x55/0x90
[ 113.254042][ T968] __kernfs_new_node+0x4c/0x6d0
[ 113.258970][ T968] ? string+0x29f/0x2b0
[ 113.263103][ T968] ? vsnprintf+0x1a6c/0x1b30
[ 113.267863][ T968] kernfs_new_node+0x97/0x170
[ 113.272520][ T968] __kernfs_create_file+0x4a/0x270
[ 113.277710][ T968] cgroup_addrm_files+0x99e/0xeb0
[ 113.282720][ T968] ? delete_node+0x747/0x7a0
[ 113.287289][ T968] css_populate_dir+0x137/0x370
[ 113.292124][ T968] cgroup_apply_control_enable+0x5cd/0xf70
[ 113.297904][ T968] cgroup_apply_control+0x36/0x710
[ 113.303105][ T968] ? init_wait_entry+0xe0/0xe0
[ 113.308104][ T968] ? cgroup_kn_lock_live+0x1af/0x370
[ 113.314106][ T968] cgroup_subtree_control_write+0xd05/0x12d0
[ 113.320181][ T968] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 113.326248][ T968] cgroup_file_write+0x22f/0x4f0
[ 113.331165][ T968] kernfs_fop_write_iter+0x2cd/0x410
[ 113.336773][ T968] ? cgroup_seqfile_stop+0xc0/0xc0
[ 113.341882][ T968] vfs_write+0xb57/0xe50
[ 113.346243][ T968] ksys_write+0x157/0x260
[ 113.350585][ T968] __x64_sys_write+0x7b/0x90
[ 113.356009][ T968] do_syscall_64+0x34/0x70
[ 113.360789][ T968] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 113.366688][ T968] RIP: 0033:0x7fa66af510e9
[ 113.371204][ T968] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 113.391578][ T968] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 113.400236][ T968] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 113.408286][ T968] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 113.416263][ T968] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 113.424988][ T968] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 113.433326][ T968] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 113.442338][ T968] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 113.484405][ T377] !!! css_put is zero set CSS_NO_REF
[ 113.489901][ T377] !!! css_put is zero set CSS_NO_REF
[ 113.496128][ T377] !!! css_put is zero set CSS_NO_REF
[ 113.502373][ T983] FAULT_INJECTION: forcing a failure.
[ 113.502373][ T983] name failslab, interval 1, probability 0, space 0, times 0
[ 113.515138][ T983] CPU: 0 PID: 983 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 113.527548][ T983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 113.537838][ T983] Call Trace:
[ 113.541127][ T983] dump_stack+0x19c/0x1e2
[ 113.545541][ T983] should_fail+0x3f7/0x5b0
[ 113.550281][ T983] __should_failslab+0xd2/0x130
[ 113.555124][ T983] should_failslab+0x9/0x20
[ 113.559727][ T983] slab_pre_alloc_hook+0x25/0xe0
[ 113.564678][ T983] ? __kernfs_new_node+0x4c/0x6d0
[ 113.569769][ T983] __kmalloc_track_caller+0x70/0x300
[ 113.575023][ T983] ? __kernfs_new_node+0x4c/0x6d0
[ 113.580118][ T983] kstrdup_const+0x55/0x90
[ 113.584601][ T983] __kernfs_new_node+0x4c/0x6d0
[ 113.589625][ T983] ? string+0x29f/0x2b0
[ 113.593947][ T983] ? vsnprintf+0x1a6c/0x1b30
[ 113.598548][ T983] kernfs_new_node+0x97/0x170
[ 113.603204][ T983] __kernfs_create_file+0x4a/0x270
[ 113.608290][ T983] cgroup_addrm_files+0x99e/0xeb0
[ 113.614089][ T983] ? delete_node+0x747/0x7a0
[ 113.618668][ T983] css_populate_dir+0x137/0x370
[ 113.623530][ T983] cgroup_apply_control_enable+0x5cd/0xf70
[ 113.629550][ T983] cgroup_apply_control+0x36/0x710
[ 113.634651][ T983] ? init_wait_entry+0xe0/0xe0
[ 113.639541][ T983] ? cgroup_kn_lock_live+0x1af/0x370
[ 113.644972][ T983] cgroup_subtree_control_write+0xd05/0x12d0
[ 113.652329][ T983] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 113.658662][ T983] cgroup_file_write+0x22f/0x4f0
[ 113.663604][ T983] kernfs_fop_write_iter+0x2cd/0x410
[ 113.669090][ T983] ? cgroup_seqfile_stop+0xc0/0xc0
[ 113.674308][ T983] vfs_write+0xb57/0xe50
[ 113.678662][ T983] ksys_write+0x157/0x260
[ 113.683265][ T983] __x64_sys_write+0x7b/0x90
[ 113.687955][ T983] do_syscall_64+0x34/0x70
[ 113.692374][ T983] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 113.698262][ T983] RIP: 0033:0x7f8c017690e9
[ 113.703122][ T983] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 113.725337][ T983] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 113.733927][ T983] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 113.741974][ T983] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 113.749942][ T983] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 113.757907][ T983] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 113.765880][ T983] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 113.774352][ T983] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 113.854547][ T67] !!! css_put is zero set CSS_NO_REF
[ 113.860517][ T67] !!! css_put is zero set CSS_NO_REF
[ 113.866448][ T67] !!! css_put is zero set CSS_NO_REF
[ 113.872677][ T953] FAULT_INJECTION: forcing a failure.
[ 113.872677][ T953] name failslab, interval 1, probability 0, space 0, times 0
[ 113.886506][ T953] CPU: 0 PID: 953 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 113.898138][ T953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 113.908370][ T953] Call Trace:
[ 113.911697][ T953] dump_stack+0x19c/0x1e2
[ 113.916285][ T953] should_fail+0x3f7/0x5b0
[ 113.921039][ T953] __should_failslab+0xd2/0x130
[ 113.925875][ T953] should_failslab+0x9/0x20
[ 113.930391][ T953] slab_pre_alloc_hook+0x25/0xe0
[ 113.937045][ T953] ? __kernfs_new_node+0x4c/0x6d0
[ 113.942435][ T953] __kmalloc_track_caller+0x70/0x300
[ 113.947899][ T953] ? __kernfs_new_node+0x4c/0x6d0
[ 113.953038][ T953] kstrdup_const+0x55/0x90
[ 113.957616][ T953] __kernfs_new_node+0x4c/0x6d0
[ 113.962769][ T953] ? string+0x29f/0x2b0
[ 113.966921][ T953] ? vsnprintf+0x1a6c/0x1b30
[ 113.971691][ T953] kernfs_new_node+0x97/0x170
[ 113.976353][ T953] __kernfs_create_file+0x4a/0x270
[ 113.981456][ T953] cgroup_addrm_files+0x99e/0xeb0
[ 113.986779][ T953] ? delete_node+0x747/0x7a0
[ 113.991640][ T953] css_populate_dir+0x137/0x370
[ 113.996506][ T953] cgroup_apply_control_enable+0x5cd/0xf70
[ 114.002670][ T953] cgroup_apply_control+0x36/0x710
[ 114.007829][ T953] ? init_wait_entry+0xe0/0xe0
[ 114.012975][ T953] ? cgroup_kn_lock_live+0x1af/0x370
[ 114.020267][ T953] cgroup_subtree_control_write+0xd05/0x12d0
[ 114.026440][ T953] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 114.032506][ T953] cgroup_file_write+0x22f/0x4f0
[ 114.038376][ T953] kernfs_fop_write_iter+0x2cd/0x410
[ 114.043765][ T953] ? cgroup_seqfile_stop+0xc0/0xc0
[ 114.049068][ T953] vfs_write+0xb57/0xe50
[ 114.053309][ T953] ksys_write+0x157/0x260
[ 114.057609][ T953] __x64_sys_write+0x7b/0x90
[ 114.062256][ T953] do_syscall_64+0x34/0x70
[ 114.066653][ T953] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 114.072774][ T953] RIP: 0033:0x7fecf899e0e9
[ 114.077167][ T953] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 114.097125][ T953] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 114.106789][ T953] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 114.115486][ T953] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 114.124405][ T953] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 114.132475][ T953] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 114.140651][ T953] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 114.149976][ T953] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 114.194342][ T67] !!! css_put is zero set CSS_NO_REF
[ 114.200587][ T67] !!! css_put is zero set CSS_NO_REF
[ 114.206275][ T67] !!! css_put is zero set CSS_NO_REF
[ 114.212543][ T996] FAULT_INJECTION: forcing a failure.
[ 114.212543][ T996] name failslab, interval 1, probability 0, space 0, times 0
[ 114.225536][ T996] CPU: 1 PID: 996 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 114.237335][ T996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 114.247379][ T996] Call Trace:
[ 114.250649][ T996] dump_stack+0x19c/0x1e2
[ 114.254969][ T996] should_fail+0x3f7/0x5b0
[ 114.259396][ T996] __should_failslab+0xd2/0x130
[ 114.264251][ T996] should_failslab+0x9/0x20
[ 114.268845][ T996] slab_pre_alloc_hook+0x25/0xe0
[ 114.273878][ T996] ? __kernfs_new_node+0x4c/0x6d0
[ 114.278906][ T996] __kmalloc_track_caller+0x70/0x300
[ 114.284296][ T996] ? __kernfs_new_node+0x4c/0x6d0
[ 114.289597][ T996] kstrdup_const+0x55/0x90
[ 114.294403][ T996] __kernfs_new_node+0x4c/0x6d0
[ 114.299697][ T996] ? string+0x29f/0x2b0
[ 114.303885][ T996] ? vsnprintf+0x1a6c/0x1b30
[ 114.308461][ T996] kernfs_new_node+0x97/0x170
[ 114.313483][ T996] __kernfs_create_file+0x4a/0x270
[ 114.318584][ T996] cgroup_addrm_files+0x99e/0xeb0
[ 114.323689][ T996] ? delete_node+0x747/0x7a0
[ 114.328266][ T996] css_populate_dir+0x137/0x370
[ 114.333104][ T996] cgroup_apply_control_enable+0x5cd/0xf70
[ 114.338914][ T996] cgroup_apply_control+0x36/0x710
[ 114.344003][ T996] ? init_wait_entry+0xe0/0xe0
[ 114.348826][ T996] ? cgroup_kn_lock_live+0x1af/0x370
[ 114.354086][ T996] cgroup_subtree_control_write+0xd05/0x12d0
[ 114.360536][ T996] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 114.366611][ T996] cgroup_file_write+0x22f/0x4f0
[ 114.371735][ T996] kernfs_fop_write_iter+0x2cd/0x410
[ 114.377002][ T996] ? cgroup_seqfile_stop+0xc0/0xc0
[ 114.382278][ T996] vfs_write+0xb57/0xe50
[ 114.386635][ T996] ksys_write+0x157/0x260
[ 114.391205][ T996] __x64_sys_write+0x7b/0x90
[ 114.395855][ T996] do_syscall_64+0x34/0x70
[ 114.400319][ T996] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 114.406820][ T996] RIP: 0033:0x7f8c017690e9
[ 114.411226][ T996] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 114.431892][ T996] RSP: 002b:00007f8c016df168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 114.440477][ T996] RAX: ffffffffffffffda RBX: 00007f8c0187bf60 RCX: 00007f8c017690e9
[ 114.449135][ T996] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 114.457643][ T996] RBP: 00007f8c016df1d0 R08: 0000000000000000 R09: 0000000000000000
[ 114.465606][ T996] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 114.473919][ T996] R13: 00007ffc6cf4f0af R14: 00007f8c016df300 R15: 0000000000022000
[ 114.482083][ T996] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 114.544446][ T67] !!! css_put is zero set CSS_NO_REF
[ 114.550543][ T67] !!! css_put is zero set CSS_NO_REF
[ 114.556556][ T67] !!! css_put is zero set CSS_NO_REF
[ 114.562098][ T992] FAULT_INJECTION: forcing a failure.
[ 114.562098][ T992] name failslab, interval 1, probability 0, space 0, times 0
[ 114.575249][ T992] CPU: 1 PID: 992 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 114.586905][ T992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 114.599319][ T992] Call Trace:
[ 114.603111][ T992] dump_stack+0x19c/0x1e2
[ 114.607427][ T992] should_fail+0x3f7/0x5b0
[ 114.611831][ T992] __should_failslab+0xd2/0x130
[ 114.616798][ T992] should_failslab+0x9/0x20
[ 114.621653][ T992] slab_pre_alloc_hook+0x25/0xe0
[ 114.626755][ T992] ? __kernfs_new_node+0x4c/0x6d0
[ 114.631771][ T992] __kmalloc_track_caller+0x70/0x300
[ 114.637104][ T992] ? __kernfs_new_node+0x4c/0x6d0
[ 114.642132][ T992] kstrdup_const+0x55/0x90
[ 114.646531][ T992] __kernfs_new_node+0x4c/0x6d0
[ 114.651538][ T992] ? string+0x29f/0x2b0
[ 114.655671][ T992] ? vsnprintf+0x1a6c/0x1b30
[ 114.660415][ T992] kernfs_new_node+0x97/0x170
[ 114.665066][ T992] __kernfs_create_file+0x4a/0x270
[ 114.670163][ T992] cgroup_addrm_files+0x99e/0xeb0
[ 114.675171][ T992] ? delete_node+0x747/0x7a0
[ 114.679845][ T992] css_populate_dir+0x137/0x370
[ 114.684685][ T992] cgroup_apply_control_enable+0x5cd/0xf70
[ 114.690671][ T992] cgroup_apply_control+0x36/0x710
[ 114.695773][ T992] ? init_wait_entry+0xe0/0xe0
[ 114.700697][ T992] ? cgroup_kn_lock_live+0x1af/0x370
[ 114.705972][ T992] cgroup_subtree_control_write+0xd05/0x12d0
[ 114.712035][ T992] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 114.718013][ T992] cgroup_file_write+0x22f/0x4f0
[ 114.723014][ T992] kernfs_fop_write_iter+0x2cd/0x410
[ 114.728281][ T992] ? cgroup_seqfile_stop+0xc0/0xc0
[ 114.733719][ T992] vfs_write+0xb57/0xe50
[ 114.737939][ T992] ksys_write+0x157/0x260
[ 114.743108][ T992] __x64_sys_write+0x7b/0x90
[ 114.747668][ T992] do_syscall_64+0x34/0x70
[ 114.752064][ T992] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 114.757935][ T992] RIP: 0033:0x7f039e0800e9
[ 114.762564][ T992] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 114.783147][ T992] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 114.793204][ T992] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 114.801381][ T992] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 114.809515][ T992] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 114.817629][ T992] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 114.825685][ T992] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 114.834516][ T992] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 114.874352][ T18] !!! css_put is zero set CSS_NO_REF
[ 114.879814][ T18] !!! css_put is zero set CSS_NO_REF
[ 114.885479][ T18] !!! css_put is zero set CSS_NO_REF
[ 114.891169][ T991] FAULT_INJECTION: forcing a failure.
[ 114.891169][ T991] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 114.904981][ T991] CPU: 0 PID: 991 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 114.916972][ T991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 114.927127][ T991] Call Trace:
[ 114.930585][ T991] dump_stack+0x19c/0x1e2
[ 114.935519][ T991] should_fail+0x3f7/0x5b0
[ 114.940329][ T991] should_fail_alloc_page+0xa9/0xd0
[ 114.945513][ T991] __alloc_pages_nodemask+0x121/0x740
[ 114.952277][ T991] ? pcpu_alloc_area+0x7ab/0x900
[ 114.957222][ T991] allocate_slab+0x72/0x580
[ 114.961713][ T991] ___slab_alloc+0x131/0x2e0
[ 114.966563][ T991] ? percpu_ref_init+0xd0/0x330
[ 114.971399][ T991] __slab_alloc+0x63/0xa0
[ 114.975723][ T991] ? percpu_ref_init+0xd0/0x330
[ 114.980557][ T991] kmem_cache_alloc_trace+0xe5/0x2b0
[ 114.985830][ T991] ? percpu_ref_init+0xd0/0x330
[ 114.990716][ T991] percpu_ref_init+0xd0/0x330
[ 114.995468][ T991] ? cgroup_setup_root+0x8a0/0x8a0
[ 115.001127][ T991] cgroup_apply_control_enable+0x3d2/0xf70
[ 115.007190][ T991] cgroup_apply_control+0x36/0x710
[ 115.012307][ T991] ? init_wait_entry+0xe0/0xe0
[ 115.017286][ T991] ? cgroup_kn_lock_live+0x1af/0x370
[ 115.022657][ T991] cgroup_subtree_control_write+0xd05/0x12d0
[ 115.028648][ T991] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 115.034743][ T991] cgroup_file_write+0x22f/0x4f0
[ 115.039679][ T991] kernfs_fop_write_iter+0x2cd/0x410
[ 115.044944][ T991] ? cgroup_seqfile_stop+0xc0/0xc0
[ 115.050274][ T991] vfs_write+0xb57/0xe50
[ 115.054501][ T991] ksys_write+0x157/0x260
[ 115.058893][ T991] __x64_sys_write+0x7b/0x90
[ 115.063594][ T991] do_syscall_64+0x34/0x70
[ 115.068144][ T991] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 115.074473][ T991] RIP: 0033:0x7f9e961620e9
[ 115.078877][ T991] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 115.098966][ T991] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 115.107471][ T991] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 115.115880][ T991] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 115.123931][ T991] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 115.132204][ T991] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 115.140382][ T991] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 115.184464][ T382] !!! css_put is zero set CSS_NO_REF
[ 115.190427][ T382] !!! css_put is zero set CSS_NO_REF
[ 115.196341][ T382] !!! css_put is zero set CSS_NO_REF
[ 115.201897][ T382] !!! css_put is zero set CSS_NO_REF
[ 115.207404][ T382] !!! css_put is zero set CSS_NO_REF
[ 115.212928][ T382] !!! css_put is zero set CSS_NO_REF
[ 115.218807][ T1014] FAULT_INJECTION: forcing a failure.
[ 115.218807][ T1014] name failslab, interval 1, probability 0, space 0, times 0
[ 115.231912][ T1014] CPU: 1 PID: 1014 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 115.243762][ T1014] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 115.253913][ T1014] Call Trace:
[ 115.257198][ T1014] dump_stack+0x19c/0x1e2
[ 115.261528][ T1014] should_fail+0x3f7/0x5b0
[ 115.265940][ T1014] __should_failslab+0xd2/0x130
[ 115.270798][ T1014] should_failslab+0x9/0x20
[ 115.275298][ T1014] slab_pre_alloc_hook+0x25/0xe0
[ 115.280316][ T1014] ? __kernfs_new_node+0x4c/0x6d0
[ 115.285347][ T1014] __kmalloc_track_caller+0x70/0x300
[ 115.290714][ T1014] ? __kernfs_new_node+0x4c/0x6d0
[ 115.295729][ T1014] kstrdup_const+0x55/0x90
[ 115.300152][ T1014] __kernfs_new_node+0x4c/0x6d0
[ 115.305030][ T1014] ? string+0x29f/0x2b0
[ 115.309258][ T1014] ? vsnprintf+0x1a6c/0x1b30
[ 115.313837][ T1014] kernfs_new_node+0x97/0x170
[ 115.318734][ T1014] __kernfs_create_file+0x4a/0x270
[ 115.324272][ T1014] cgroup_addrm_files+0x99e/0xeb0
[ 115.329369][ T1014] ? delete_node+0x747/0x7a0
[ 115.333959][ T1014] css_populate_dir+0x137/0x370
[ 115.338911][ T1014] cgroup_apply_control_enable+0x5cd/0xf70
[ 115.344739][ T1014] cgroup_apply_control+0x36/0x710
[ 115.349931][ T1014] ? init_wait_entry+0xe0/0xe0
[ 115.358006][ T1014] ? cgroup_kn_lock_live+0x1af/0x370
[ 115.368358][ T1014] cgroup_subtree_control_write+0xd05/0x12d0
[ 115.377528][ T1014] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 115.384050][ T1014] cgroup_file_write+0x22f/0x4f0
[ 115.389236][ T1014] kernfs_fop_write_iter+0x2cd/0x410
[ 115.394636][ T1014] ? cgroup_seqfile_stop+0xc0/0xc0
[ 115.399730][ T1014] vfs_write+0xb57/0xe50
[ 115.404079][ T1014] ksys_write+0x157/0x260
[ 115.408737][ T1014] __x64_sys_write+0x7b/0x90
[ 115.413626][ T1014] do_syscall_64+0x34/0x70
[ 115.418221][ T1014] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 115.424321][ T1014] RIP: 0033:0x7fa66af510e9
[ 115.428928][ T1014] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 115.448781][ T1014] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 115.457204][ T1014] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 115.465154][ T1014] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 115.473120][ T1014] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 115.481078][ T1014] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 115.489168][ T1014] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 115.497412][ T1014] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 115.574489][ T18] !!! css_put is zero set CSS_NO_REF
[ 115.579824][ T18] !!! css_put is zero set CSS_NO_REF
[ 115.585381][ T18] !!! css_put is zero set CSS_NO_REF
[ 115.590870][ T1015] FAULT_INJECTION: forcing a failure.
[ 115.590870][ T1015] name failslab, interval 1, probability 0, space 0, times 0
[ 115.603517][ T1015] CPU: 1 PID: 1015 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 115.615122][ T1015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 115.625262][ T1015] Call Trace:
[ 115.628569][ T1015] dump_stack+0x19c/0x1e2
[ 115.632896][ T1015] should_fail+0x3f7/0x5b0
[ 115.637503][ T1015] __should_failslab+0xd2/0x130
[ 115.642356][ T1015] should_failslab+0x9/0x20
[ 115.646860][ T1015] slab_pre_alloc_hook+0x25/0xe0
[ 115.651784][ T1015] ? __kernfs_new_node+0x4c/0x6d0
[ 115.656872][ T1015] __kmalloc_track_caller+0x70/0x300
[ 115.662134][ T1015] ? __kernfs_new_node+0x4c/0x6d0
[ 115.669646][ T1015] kstrdup_const+0x55/0x90
[ 115.676324][ T1015] __kernfs_new_node+0x4c/0x6d0
[ 115.684420][ T1015] ? string+0x29f/0x2b0
[ 115.692962][ T1015] ? vsnprintf+0x1a6c/0x1b30
[ 115.698223][ T1015] kernfs_new_node+0x97/0x170
[ 115.702977][ T1015] __kernfs_create_file+0x4a/0x270
[ 115.708516][ T1015] cgroup_addrm_files+0x99e/0xeb0
[ 115.713787][ T1015] ? delete_node+0x747/0x7a0
[ 115.718464][ T1015] css_populate_dir+0x137/0x370
[ 115.723307][ T1015] cgroup_apply_control_enable+0x5cd/0xf70
[ 115.729207][ T1015] cgroup_apply_control+0x36/0x710
[ 115.734311][ T1015] ? init_wait_entry+0xe0/0xe0
[ 115.739164][ T1015] ? cgroup_kn_lock_live+0x1af/0x370
[ 115.744803][ T1015] cgroup_subtree_control_write+0xd05/0x12d0
[ 115.750860][ T1015] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 115.756973][ T1015] cgroup_file_write+0x22f/0x4f0
[ 115.761905][ T1015] kernfs_fop_write_iter+0x2cd/0x410
[ 115.767293][ T1015] ? cgroup_seqfile_stop+0xc0/0xc0
[ 115.772395][ T1015] vfs_write+0xb57/0xe50
[ 115.776707][ T1015] ksys_write+0x157/0x260
[ 115.781098][ T1015] __x64_sys_write+0x7b/0x90
[ 115.785756][ T1015] do_syscall_64+0x34/0x70
[ 115.790330][ T1015] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 115.796741][ T1015] RIP: 0033:0x7f075aca70e9
[ 115.801139][ T1015] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 115.821787][ T1015] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 115.830369][ T1015] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 115.838504][ T1015] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 115.846751][ T1015] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 115.854702][ T1015] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 115.862844][ T1015] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 115.871433][ T1015] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 115.914373][ T18] !!! css_put is zero set CSS_NO_REF
[ 115.920109][ T18] !!! css_put is zero set CSS_NO_REF
[ 115.925853][ T18] !!! css_put is zero set CSS_NO_REF
[ 115.931292][ T998] FAULT_INJECTION: forcing a failure.
[ 115.931292][ T998] name failslab, interval 1, probability 0, space 0, times 0
[ 115.944014][ T998] CPU: 1 PID: 998 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 115.956154][ T998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 115.966205][ T998] Call Trace:
[ 115.969492][ T998] dump_stack+0x19c/0x1e2
[ 115.973835][ T998] should_fail+0x3f7/0x5b0
[ 115.978299][ T998] __should_failslab+0xd2/0x130
[ 115.983304][ T998] should_failslab+0x9/0x20
[ 115.987828][ T998] slab_pre_alloc_hook+0x25/0xe0
[ 115.992845][ T998] ? __kernfs_new_node+0x4c/0x6d0
[ 115.999599][ T998] __kmalloc_track_caller+0x70/0x300
[ 116.004870][ T998] ? __kernfs_new_node+0x4c/0x6d0
[ 116.009968][ T998] kstrdup_const+0x55/0x90
[ 116.014357][ T998] __kernfs_new_node+0x4c/0x6d0
[ 116.019269][ T998] ? string+0x29f/0x2b0
[ 116.023507][ T998] ? vsnprintf+0x1a6c/0x1b30
[ 116.028075][ T998] kernfs_new_node+0x97/0x170
[ 116.032727][ T998] __kernfs_create_file+0x4a/0x270
[ 116.038708][ T998] cgroup_addrm_files+0x99e/0xeb0
[ 116.043741][ T998] ? delete_node+0x747/0x7a0
[ 116.048677][ T998] css_populate_dir+0x137/0x370
[ 116.053521][ T998] cgroup_apply_control_enable+0x5cd/0xf70
[ 116.059731][ T998] cgroup_apply_control+0x36/0x710
[ 116.065046][ T998] ? init_wait_entry+0xe0/0xe0
[ 116.070240][ T998] ? cgroup_kn_lock_live+0x1af/0x370
[ 116.075887][ T998] cgroup_subtree_control_write+0xd05/0x12d0
[ 116.082470][ T998] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 116.088616][ T998] cgroup_file_write+0x22f/0x4f0
[ 116.093716][ T998] kernfs_fop_write_iter+0x2cd/0x410
[ 116.099166][ T998] ? cgroup_seqfile_stop+0xc0/0xc0
[ 116.104532][ T998] vfs_write+0xb57/0xe50
[ 116.108797][ T998] ksys_write+0x157/0x260
[ 116.113126][ T998] __x64_sys_write+0x7b/0x90
[ 116.117722][ T998] do_syscall_64+0x34/0x70
[ 116.122303][ T998] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 116.128272][ T998] RIP: 0033:0x7fecf899e0e9
[ 116.132937][ T998] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 116.152690][ T998] RSP: 002b:00007fecf8914168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
2022/05/27 17:59:14 executed programs: 216
[ 116.161272][ T998] RAX: ffffffffffffffda RBX: 00007fecf8ab0f60 RCX: 00007fecf899e0e9
[ 116.170370][ T998] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 116.178335][ T998] RBP: 00007fecf89141d0 R08: 0000000000000000 R09: 0000000000000000
[ 116.186543][ T998] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 116.194510][ T998] R13: 00007ffe21dd942f R14: 00007fecf8914300 R15: 0000000000022000
[ 116.202733][ T998] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 116.244373][ T104] !!! css_put is zero set CSS_NO_REF
[ 116.251197][ T104] !!! css_put is zero set CSS_NO_REF
[ 116.257289][ T104] !!! css_put is zero set CSS_NO_REF
[ 116.263171][ T1013] FAULT_INJECTION: forcing a failure.
[ 116.263171][ T1013] name failslab, interval 1, probability 0, space 0, times 0
[ 116.277189][ T1013] CPU: 1 PID: 1013 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 116.289181][ T1013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 116.300180][ T1013] Call Trace:
[ 116.304164][ T1013] dump_stack+0x19c/0x1e2
[ 116.309744][ T1013] should_fail+0x3f7/0x5b0
[ 116.314482][ T1013] __should_failslab+0xd2/0x130
[ 116.319338][ T1013] should_failslab+0x9/0x20
[ 116.323840][ T1013] slab_pre_alloc_hook+0x25/0xe0
[ 116.329058][ T1013] ? __kernfs_new_node+0x4c/0x6d0
[ 116.335187][ T1013] __kmalloc_track_caller+0x70/0x300
[ 116.340640][ T1013] ? __kernfs_new_node+0x4c/0x6d0
[ 116.345739][ T1013] kstrdup_const+0x55/0x90
[ 116.350153][ T1013] __kernfs_new_node+0x4c/0x6d0
[ 116.355228][ T1013] ? string+0x29f/0x2b0
[ 116.359378][ T1013] ? vsnprintf+0x1a6c/0x1b30
[ 116.364325][ T1013] kernfs_new_node+0x97/0x170
[ 116.369518][ T1013] __kernfs_create_file+0x4a/0x270
[ 116.374657][ T1013] cgroup_addrm_files+0x99e/0xeb0
[ 116.379680][ T1013] ? delete_node+0x747/0x7a0
[ 116.384440][ T1013] css_populate_dir+0x137/0x370
[ 116.389806][ T1013] cgroup_apply_control_enable+0x5cd/0xf70
[ 116.396255][ T1013] cgroup_apply_control+0x36/0x710
[ 116.401366][ T1013] ? init_wait_entry+0xe0/0xe0
[ 116.406565][ T1013] ? cgroup_kn_lock_live+0x1af/0x370
[ 116.412112][ T1013] cgroup_subtree_control_write+0xd05/0x12d0
[ 116.418351][ T1013] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 116.424575][ T1013] cgroup_file_write+0x22f/0x4f0
[ 116.429604][ T1013] kernfs_fop_write_iter+0x2cd/0x410
[ 116.435024][ T1013] ? cgroup_seqfile_stop+0xc0/0xc0
[ 116.440415][ T1013] vfs_write+0xb57/0xe50
[ 116.444765][ T1013] ksys_write+0x157/0x260
[ 116.449098][ T1013] __x64_sys_write+0x7b/0x90
[ 116.453814][ T1013] do_syscall_64+0x34/0x70
[ 116.458368][ T1013] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 116.464630][ T1013] RIP: 0033:0x7f9e961620e9
[ 116.469123][ T1013] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 116.488802][ T1013] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 116.497741][ T1013] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 116.506250][ T1013] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 116.514403][ T1013] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 116.522443][ T1013] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 116.531885][ T1013] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 116.540077][ T1013] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 116.574569][ T104] !!! css_put is zero set CSS_NO_REF
[ 116.580506][ T104] !!! css_put is zero set CSS_NO_REF
[ 116.586030][ T104] !!! css_put is zero set CSS_NO_REF
[ 116.591758][ T1020] FAULT_INJECTION: forcing a failure.
[ 116.591758][ T1020] name failslab, interval 1, probability 0, space 0, times 0
[ 116.605378][ T1020] CPU: 0 PID: 1020 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 116.617606][ T1020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 116.627911][ T1020] Call Trace:
[ 116.631377][ T1020] dump_stack+0x19c/0x1e2
[ 116.635786][ T1020] should_fail+0x3f7/0x5b0
[ 116.640367][ T1020] __should_failslab+0xd2/0x130
[ 116.645195][ T1020] should_failslab+0x9/0x20
[ 116.649776][ T1020] slab_pre_alloc_hook+0x25/0xe0
[ 116.654785][ T1020] ? __kernfs_new_node+0x4c/0x6d0
[ 116.659930][ T1020] __kmalloc_track_caller+0x70/0x300
[ 116.665663][ T1020] ? __kernfs_new_node+0x4c/0x6d0
[ 116.670810][ T1020] kstrdup_const+0x55/0x90
[ 116.675276][ T1020] __kernfs_new_node+0x4c/0x6d0
[ 116.680104][ T1020] ? string+0x29f/0x2b0
[ 116.684242][ T1020] ? vsnprintf+0x1a6c/0x1b30
[ 116.688811][ T1020] kernfs_new_node+0x97/0x170
[ 116.693463][ T1020] __kernfs_create_file+0x4a/0x270
[ 116.698551][ T1020] cgroup_addrm_files+0x99e/0xeb0
[ 116.703581][ T1020] ? delete_node+0x747/0x7a0
[ 116.708282][ T1020] css_populate_dir+0x137/0x370
[ 116.713229][ T1020] cgroup_apply_control_enable+0x5cd/0xf70
[ 116.719025][ T1020] cgroup_apply_control+0x36/0x710
[ 116.724121][ T1020] ? init_wait_entry+0xe0/0xe0
[ 116.728862][ T1020] ? cgroup_kn_lock_live+0x1af/0x370
[ 116.734130][ T1020] cgroup_subtree_control_write+0xd05/0x12d0
[ 116.740109][ T1020] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 116.746809][ T1020] cgroup_file_write+0x22f/0x4f0
[ 116.751748][ T1020] kernfs_fop_write_iter+0x2cd/0x410
[ 116.757039][ T1020] ? cgroup_seqfile_stop+0xc0/0xc0
[ 116.762414][ T1020] vfs_write+0xb57/0xe50
[ 116.766630][ T1020] ksys_write+0x157/0x260
[ 116.771027][ T1020] __x64_sys_write+0x7b/0x90
[ 116.775768][ T1020] do_syscall_64+0x34/0x70
[ 116.780155][ T1020] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 116.786366][ T1020] RIP: 0033:0x7f075aca70e9
[ 116.790757][ T1020] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 116.810813][ T1020] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 116.819224][ T1020] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 116.827180][ T1020] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 116.835236][ T1020] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 116.843206][ T1020] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 116.851188][ T1020] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 116.859440][ T1020] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 116.904578][ T23] !!! css_put is zero set CSS_NO_REF
[ 116.910176][ T23] !!! css_put is zero set CSS_NO_REF
[ 116.915762][ T18] !!! css_put is zero set CSS_NO_REF
[ 116.921312][ T1027] FAULT_INJECTION: forcing a failure.
[ 116.921312][ T1027] name failslab, interval 1, probability 0, space 0, times 0
[ 116.933978][ T1027] CPU: 0 PID: 1027 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 116.946073][ T1027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 116.956114][ T1027] Call Trace:
[ 116.959378][ T1027] dump_stack+0x19c/0x1e2
[ 116.963707][ T1027] should_fail+0x3f7/0x5b0
[ 116.968185][ T1027] __should_failslab+0xd2/0x130
[ 116.973003][ T1027] should_failslab+0x9/0x20
[ 116.977483][ T1027] slab_pre_alloc_hook+0x25/0xe0
[ 116.982386][ T1027] ? __kernfs_new_node+0x4c/0x6d0
[ 116.987376][ T1027] __kmalloc_track_caller+0x70/0x300
[ 116.992712][ T1027] ? __kernfs_new_node+0x4c/0x6d0
[ 116.997709][ T1027] kstrdup_const+0x55/0x90
[ 117.002123][ T1027] __kernfs_new_node+0x4c/0x6d0
[ 117.006969][ T1027] ? string+0x29f/0x2b0
[ 117.011116][ T1027] ? vsnprintf+0x1a6c/0x1b30
[ 117.015769][ T1027] kernfs_new_node+0x97/0x170
[ 117.020415][ T1027] __kernfs_create_file+0x4a/0x270
[ 117.025697][ T1027] cgroup_addrm_files+0x99e/0xeb0
[ 117.030704][ T1027] ? delete_node+0x747/0x7a0
[ 117.035283][ T1027] css_populate_dir+0x137/0x370
[ 117.040107][ T1027] cgroup_apply_control_enable+0x5cd/0xf70
[ 117.046067][ T1027] cgroup_apply_control+0x36/0x710
[ 117.051274][ T1027] ? init_wait_entry+0xe0/0xe0
[ 117.056155][ T1027] ? cgroup_kn_lock_live+0x1af/0x370
[ 117.061418][ T1027] cgroup_subtree_control_write+0xd05/0x12d0
[ 117.067716][ T1027] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 117.073685][ T1027] cgroup_file_write+0x22f/0x4f0
[ 117.078952][ T1027] kernfs_fop_write_iter+0x2cd/0x410
[ 117.084219][ T1027] ? cgroup_seqfile_stop+0xc0/0xc0
[ 117.089341][ T1027] vfs_write+0xb57/0xe50
[ 117.093702][ T1027] ksys_write+0x157/0x260
[ 117.098075][ T1027] __x64_sys_write+0x7b/0x90
[ 117.102659][ T1027] do_syscall_64+0x34/0x70
[ 117.107158][ T1027] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 117.113105][ T1027] RIP: 0033:0x7f9e961620e9
[ 117.117597][ T1027] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 117.137711][ T1027] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 117.146274][ T1027] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 117.154218][ T1027] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 117.162350][ T1027] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 117.173081][ T1027] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 117.181064][ T1027] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 117.189733][ T1027] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 117.214479][ T382] !!! css_put is zero set CSS_NO_REF
[ 117.219895][ T382] !!! css_put is zero set CSS_NO_REF
[ 117.225835][ T382] !!! css_put is zero set CSS_NO_REF
[ 117.231467][ T1004] FAULT_INJECTION: forcing a failure.
[ 117.231467][ T1004] name failslab, interval 1, probability 0, space 0, times 0
[ 117.244215][ T1004] CPU: 1 PID: 1004 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 117.255824][ T1004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 117.265866][ T1004] Call Trace:
[ 117.269191][ T1004] dump_stack+0x19c/0x1e2
[ 117.276030][ T1004] should_fail+0x3f7/0x5b0
[ 117.280436][ T1004] __should_failslab+0xd2/0x130
[ 117.285272][ T1004] should_failslab+0x9/0x20
[ 117.289846][ T1004] slab_pre_alloc_hook+0x25/0xe0
[ 117.294940][ T1004] ? __kernfs_new_node+0x4c/0x6d0
[ 117.299979][ T1004] __kmalloc_track_caller+0x70/0x300
[ 117.305539][ T1004] ? __kernfs_new_node+0x4c/0x6d0
[ 117.310553][ T1004] kstrdup_const+0x55/0x90
[ 117.315218][ T1004] __kernfs_new_node+0x4c/0x6d0
[ 117.320156][ T1004] ? string+0x29f/0x2b0
[ 117.324311][ T1004] ? vsnprintf+0x1a6c/0x1b30
[ 117.328901][ T1004] kernfs_new_node+0x97/0x170
[ 117.333615][ T1004] __kernfs_create_file+0x4a/0x270
[ 117.338723][ T1004] cgroup_addrm_files+0x99e/0xeb0
[ 117.344039][ T1004] ? delete_node+0x747/0x7a0
[ 117.348647][ T1004] css_populate_dir+0x137/0x370
[ 117.353585][ T1004] cgroup_apply_control_enable+0x5cd/0xf70
[ 117.359392][ T1004] cgroup_apply_control+0x36/0x710
[ 117.364568][ T1004] ? init_wait_entry+0xe0/0xe0
[ 117.369413][ T1004] ? cgroup_kn_lock_live+0x1af/0x370
[ 117.375463][ T1004] cgroup_subtree_control_write+0xd05/0x12d0
[ 117.381602][ T1004] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 117.387575][ T1004] cgroup_file_write+0x22f/0x4f0
[ 117.392682][ T1004] kernfs_fop_write_iter+0x2cd/0x410
[ 117.397950][ T1004] ? cgroup_seqfile_stop+0xc0/0xc0
[ 117.403217][ T1004] vfs_write+0xb57/0xe50
[ 117.407531][ T1004] ksys_write+0x157/0x260
[ 117.412106][ T1004] __x64_sys_write+0x7b/0x90
[ 117.416846][ T1004] do_syscall_64+0x34/0x70
[ 117.421247][ T1004] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 117.427208][ T1004] RIP: 0033:0x7f039e0800e9
[ 117.431618][ T1004] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 117.451764][ T1004] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 117.460174][ T1004] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 117.468217][ T1004] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 117.476259][ T1004] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 117.484241][ T1004] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 117.492291][ T1004] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 117.500506][ T1004] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 117.534447][ T23] !!! css_put is zero set CSS_NO_REF
[ 117.540094][ T23] !!! css_put is zero set CSS_NO_REF
[ 117.546378][ T23] !!! css_put is zero set CSS_NO_REF
[ 117.552425][ T1029] FAULT_INJECTION: forcing a failure.
[ 117.552425][ T1029] name failslab, interval 1, probability 0, space 0, times 0
[ 117.565550][ T1029] CPU: 1 PID: 1029 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 117.577168][ T1029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 117.588063][ T1029] Call Trace:
[ 117.591342][ T1029] dump_stack+0x19c/0x1e2
[ 117.595661][ T1029] should_fail+0x3f7/0x5b0
[ 117.600062][ T1029] __should_failslab+0xd2/0x130
[ 117.605264][ T1029] should_failslab+0x9/0x20
[ 117.609850][ T1029] slab_pre_alloc_hook+0x25/0xe0
[ 117.614994][ T1029] ? __kernfs_new_node+0x4c/0x6d0
[ 117.620030][ T1029] __kmalloc_track_caller+0x70/0x300
[ 117.625524][ T1029] ? __kernfs_new_node+0x4c/0x6d0
[ 117.630557][ T1029] kstrdup_const+0x55/0x90
[ 117.635057][ T1029] __kernfs_new_node+0x4c/0x6d0
[ 117.640007][ T1029] ? string+0x29f/0x2b0
[ 117.644167][ T1029] ? vsnprintf+0x1a6c/0x1b30
[ 117.648752][ T1029] kernfs_new_node+0x97/0x170
[ 117.653500][ T1029] __kernfs_create_file+0x4a/0x270
[ 117.658597][ T1029] cgroup_addrm_files+0x99e/0xeb0
[ 117.663787][ T1029] ? delete_node+0x747/0x7a0
[ 117.668543][ T1029] css_populate_dir+0x137/0x370
[ 117.673469][ T1029] cgroup_apply_control_enable+0x5cd/0xf70
[ 117.679367][ T1029] cgroup_apply_control+0x36/0x710
[ 117.684466][ T1029] ? init_wait_entry+0xe0/0xe0
[ 117.689482][ T1029] ? cgroup_kn_lock_live+0x1af/0x370
[ 117.694850][ T1029] cgroup_subtree_control_write+0xd05/0x12d0
[ 117.701408][ T1029] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 117.707376][ T1029] cgroup_file_write+0x22f/0x4f0
[ 117.712337][ T1029] kernfs_fop_write_iter+0x2cd/0x410
[ 117.718381][ T1029] ? cgroup_seqfile_stop+0xc0/0xc0
[ 117.723640][ T1029] vfs_write+0xb57/0xe50
[ 117.728426][ T1029] ksys_write+0x157/0x260
[ 117.732768][ T1029] __x64_sys_write+0x7b/0x90
[ 117.737334][ T1029] do_syscall_64+0x34/0x70
[ 117.741727][ T1029] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 117.747593][ T1029] RIP: 0033:0x7f075aca70e9
[ 117.751987][ T1029] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 117.773499][ T1029] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 117.781983][ T1029] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 117.790114][ T1029] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 117.798328][ T1029] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 117.806448][ T1029] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 117.814902][ T1029] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 117.823985][ T1029] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 117.864357][ T382] !!! css_put is zero set CSS_NO_REF
[ 117.869965][ T382] !!! css_put is zero set CSS_NO_REF
[ 117.875773][ T382] !!! css_put is zero set CSS_NO_REF
[ 117.881422][ T1024] FAULT_INJECTION: forcing a failure.
[ 117.881422][ T1024] name failslab, interval 1, probability 0, space 0, times 0
[ 117.894213][ T1024] CPU: 0 PID: 1024 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 117.906386][ T1024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 117.918266][ T1024] Call Trace:
[ 117.921545][ T1024] dump_stack+0x19c/0x1e2
[ 117.925860][ T1024] should_fail+0x3f7/0x5b0
[ 117.930368][ T1024] __should_failslab+0xd2/0x130
[ 117.935216][ T1024] should_failslab+0x9/0x20
[ 117.939700][ T1024] slab_pre_alloc_hook+0x25/0xe0
[ 117.944628][ T1024] ? __kernfs_new_node+0x4c/0x6d0
[ 117.949659][ T1024] __kmalloc_track_caller+0x70/0x300
[ 117.954935][ T1024] ? __kernfs_new_node+0x4c/0x6d0
[ 117.959947][ T1024] kstrdup_const+0x55/0x90
[ 117.964360][ T1024] __kernfs_new_node+0x4c/0x6d0
[ 117.969368][ T1024] ? string+0x29f/0x2b0
[ 117.973501][ T1024] ? vsnprintf+0x1a6c/0x1b30
[ 117.978075][ T1024] kernfs_new_node+0x97/0x170
[ 117.982734][ T1024] __kernfs_create_file+0x4a/0x270
[ 117.987821][ T1024] cgroup_addrm_files+0x99e/0xeb0
[ 117.992936][ T1024] ? delete_node+0x747/0x7a0
[ 117.997501][ T1024] css_populate_dir+0x137/0x370
[ 118.002504][ T1024] cgroup_apply_control_enable+0x5cd/0xf70
[ 118.008661][ T1024] cgroup_apply_control+0x36/0x710
[ 118.013743][ T1024] ? init_wait_entry+0xe0/0xe0
[ 118.018584][ T1024] ? cgroup_kn_lock_live+0x1af/0x370
[ 118.023953][ T1024] cgroup_subtree_control_write+0xd05/0x12d0
[ 118.029906][ T1024] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 118.036161][ T1024] cgroup_file_write+0x22f/0x4f0
[ 118.041086][ T1024] kernfs_fop_write_iter+0x2cd/0x410
[ 118.046352][ T1024] ? cgroup_seqfile_stop+0xc0/0xc0
[ 118.051443][ T1024] vfs_write+0xb57/0xe50
[ 118.055658][ T1024] ksys_write+0x157/0x260
[ 118.059968][ T1024] __x64_sys_write+0x7b/0x90
[ 118.064558][ T1024] do_syscall_64+0x34/0x70
[ 118.068948][ T1024] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 118.075116][ T1024] RIP: 0033:0x7fecf899e0e9
[ 118.079504][ T1024] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 118.099380][ T1024] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 118.107779][ T1024] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 118.115726][ T1024] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 118.123676][ T1024] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 118.131780][ T1024] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 118.139745][ T1024] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 118.148048][ T1024] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 118.184355][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.189892][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.195457][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.200877][ T1037] FAULT_INJECTION: forcing a failure.
[ 118.200877][ T1037] name failslab, interval 1, probability 0, space 0, times 0
[ 118.213581][ T1037] CPU: 0 PID: 1037 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 118.225446][ T1037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 118.235479][ T1037] Call Trace:
[ 118.238743][ T1037] dump_stack+0x19c/0x1e2
[ 118.243053][ T1037] should_fail+0x3f7/0x5b0
[ 118.247446][ T1037] __should_failslab+0xd2/0x130
[ 118.252274][ T1037] should_failslab+0x9/0x20
[ 118.256747][ T1037] slab_pre_alloc_hook+0x25/0xe0
[ 118.261929][ T1037] ? __kernfs_new_node+0x4c/0x6d0
[ 118.266928][ T1037] __kmalloc_track_caller+0x70/0x300
[ 118.272315][ T1037] ? __kernfs_new_node+0x4c/0x6d0
[ 118.277516][ T1037] kstrdup_const+0x55/0x90
[ 118.282088][ T1037] __kernfs_new_node+0x4c/0x6d0
[ 118.286918][ T1037] ? string+0x29f/0x2b0
[ 118.291073][ T1037] ? vsnprintf+0x1a6c/0x1b30
[ 118.295913][ T1037] kernfs_new_node+0x97/0x170
[ 118.300916][ T1037] __kernfs_create_file+0x4a/0x270
[ 118.306273][ T1037] cgroup_addrm_files+0x99e/0xeb0
[ 118.311559][ T1037] ? delete_node+0x747/0x7a0
[ 118.316230][ T1037] css_populate_dir+0x137/0x370
[ 118.321208][ T1037] cgroup_apply_control_enable+0x5cd/0xf70
[ 118.327008][ T1037] cgroup_apply_control+0x36/0x710
[ 118.333404][ T1037] ? init_wait_entry+0xe0/0xe0
[ 118.339931][ T1037] ? cgroup_kn_lock_live+0x1af/0x370
[ 118.347768][ T1037] cgroup_subtree_control_write+0xd05/0x12d0
[ 118.355735][ T1037] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 118.362138][ T1037] cgroup_file_write+0x22f/0x4f0
[ 118.367057][ T1037] kernfs_fop_write_iter+0x2cd/0x410
[ 118.372316][ T1037] ? cgroup_seqfile_stop+0xc0/0xc0
[ 118.377419][ T1037] vfs_write+0xb57/0xe50
[ 118.381830][ T1037] ksys_write+0x157/0x260
[ 118.386164][ T1037] __x64_sys_write+0x7b/0x90
[ 118.391123][ T1037] do_syscall_64+0x34/0x70
[ 118.395513][ T1037] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 118.401398][ T1037] RIP: 0033:0x7f075aca70e9
[ 118.405796][ T1037] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 118.425393][ T1037] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 118.433795][ T1037] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 118.441775][ T1037] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 118.449843][ T1037] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 118.457808][ T1037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 118.465768][ T1037] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 118.475078][ T1037] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 118.514392][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.522590][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.528660][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.534478][ T1040] FAULT_INJECTION: forcing a failure.
[ 118.534478][ T1040] name failslab, interval 1, probability 0, space 0, times 0
[ 118.547289][ T1040] CPU: 0 PID: 1040 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 118.559011][ T1040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 118.569059][ T1040] Call Trace:
[ 118.572344][ T1040] dump_stack+0x19c/0x1e2
[ 118.576665][ T1040] should_fail+0x3f7/0x5b0
[ 118.581074][ T1040] __should_failslab+0xd2/0x130
[ 118.586111][ T1040] should_failslab+0x9/0x20
[ 118.590614][ T1040] slab_pre_alloc_hook+0x25/0xe0
[ 118.595649][ T1040] ? __kernfs_new_node+0x4c/0x6d0
[ 118.600693][ T1040] __kmalloc_track_caller+0x70/0x300
[ 118.605973][ T1040] ? __kernfs_new_node+0x4c/0x6d0
[ 118.611303][ T1040] kstrdup_const+0x55/0x90
[ 118.615886][ T1040] __kernfs_new_node+0x4c/0x6d0
[ 118.620739][ T1040] ? string+0x29f/0x2b0
[ 118.624903][ T1040] ? vsnprintf+0x1a6c/0x1b30
[ 118.629661][ T1040] kernfs_new_node+0x97/0x170
[ 118.634308][ T1040] __kernfs_create_file+0x4a/0x270
[ 118.639485][ T1040] cgroup_addrm_files+0x99e/0xeb0
[ 118.644482][ T1040] ? delete_node+0x747/0x7a0
[ 118.649216][ T1040] css_populate_dir+0x137/0x370
[ 118.654041][ T1040] cgroup_apply_control_enable+0x5cd/0xf70
[ 118.659818][ T1040] cgroup_apply_control+0x36/0x710
[ 118.664899][ T1040] ? init_wait_entry+0xe0/0xe0
[ 118.670082][ T1040] ? cgroup_kn_lock_live+0x1af/0x370
[ 118.675362][ T1040] cgroup_subtree_control_write+0xd05/0x12d0
[ 118.681341][ T1040] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 118.687319][ T1040] cgroup_file_write+0x22f/0x4f0
[ 118.692250][ T1040] kernfs_fop_write_iter+0x2cd/0x410
[ 118.697514][ T1040] ? cgroup_seqfile_stop+0xc0/0xc0
[ 118.702717][ T1040] vfs_write+0xb57/0xe50
[ 118.706938][ T1040] ksys_write+0x157/0x260
[ 118.711333][ T1040] __x64_sys_write+0x7b/0x90
[ 118.715901][ T1040] do_syscall_64+0x34/0x70
[ 118.720305][ T1040] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 118.726168][ T1040] RIP: 0033:0x7fecf899e0e9
[ 118.730563][ T1040] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 118.750161][ T1040] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 118.758564][ T1040] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 118.766788][ T1040] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 118.774738][ T1040] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 118.782684][ T1040] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 118.790637][ T1040] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 118.798778][ T1040] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 118.844307][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.849858][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.855533][ T23] !!! css_put is zero set CSS_NO_REF
[ 118.860929][ T1035] FAULT_INJECTION: forcing a failure.
[ 118.860929][ T1035] name failslab, interval 1, probability 0, space 0, times 0
[ 118.873755][ T1035] CPU: 1 PID: 1035 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 118.886118][ T1035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 118.896328][ T1035] Call Trace:
[ 118.899604][ T1035] dump_stack+0x19c/0x1e2
[ 118.903922][ T1035] should_fail+0x3f7/0x5b0
[ 118.908318][ T1035] __should_failslab+0xd2/0x130
[ 118.913256][ T1035] should_failslab+0x9/0x20
[ 118.917738][ T1035] slab_pre_alloc_hook+0x25/0xe0
[ 118.923376][ T1035] ? __kernfs_new_node+0x4c/0x6d0
[ 118.928391][ T1035] __kmalloc_track_caller+0x70/0x300
[ 118.933682][ T1035] ? __kernfs_new_node+0x4c/0x6d0
[ 118.938703][ T1035] kstrdup_const+0x55/0x90
[ 118.943193][ T1035] __kernfs_new_node+0x4c/0x6d0
[ 118.948380][ T1035] ? string+0x29f/0x2b0
[ 118.952510][ T1035] ? vsnprintf+0x1a6c/0x1b30
[ 118.957077][ T1035] kernfs_new_node+0x97/0x170
[ 118.961743][ T1035] __kernfs_create_file+0x4a/0x270
[ 118.966936][ T1035] cgroup_addrm_files+0x99e/0xeb0
[ 118.972151][ T1035] ? delete_node+0x747/0x7a0
[ 118.976734][ T1035] css_populate_dir+0x137/0x370
[ 118.981753][ T1035] cgroup_apply_control_enable+0x5cd/0xf70
[ 118.987871][ T1035] cgroup_apply_control+0x36/0x710
[ 118.992965][ T1035] ? init_wait_entry+0xe0/0xe0
[ 118.997725][ T1035] ? cgroup_kn_lock_live+0x1af/0x370
[ 119.003091][ T1035] cgroup_subtree_control_write+0xd05/0x12d0
[ 119.009057][ T1035] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 119.015025][ T1035] cgroup_file_write+0x22f/0x4f0
[ 119.020048][ T1035] kernfs_fop_write_iter+0x2cd/0x410
[ 119.025502][ T1035] ? cgroup_seqfile_stop+0xc0/0xc0
[ 119.030679][ T1035] vfs_write+0xb57/0xe50
[ 119.035009][ T1035] ksys_write+0x157/0x260
[ 119.039404][ T1035] __x64_sys_write+0x7b/0x90
[ 119.043999][ T1035] do_syscall_64+0x34/0x70
[ 119.048437][ T1035] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 119.054320][ T1035] RIP: 0033:0x7f039e0800e9
[ 119.058727][ T1035] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 119.078412][ T1035] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 119.087152][ T1035] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 119.095207][ T1035] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 119.103174][ T1035] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 119.111216][ T1035] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 119.119523][ T1035] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 119.128149][ T1035] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 119.174385][ T382] !!! css_put is zero set CSS_NO_REF
[ 119.179849][ T382] !!! css_put is zero set CSS_NO_REF
[ 119.185436][ T382] !!! css_put is zero set CSS_NO_REF
[ 119.190868][ T1032] FAULT_INJECTION: forcing a failure.
[ 119.190868][ T1032] name failslab, interval 1, probability 0, space 0, times 0
[ 119.203917][ T1032] CPU: 1 PID: 1032 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 119.215516][ T1032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 119.225543][ T1032] Call Trace:
[ 119.228803][ T1032] dump_stack+0x19c/0x1e2
[ 119.233189][ T1032] should_fail+0x3f7/0x5b0
[ 119.237609][ T1032] __should_failslab+0xd2/0x130
[ 119.242601][ T1032] should_failslab+0x9/0x20
[ 119.247083][ T1032] slab_pre_alloc_hook+0x25/0xe0
[ 119.251998][ T1032] ? __kernfs_new_node+0x4c/0x6d0
[ 119.257974][ T1032] __kmalloc_track_caller+0x70/0x300
[ 119.263368][ T1032] ? __kernfs_new_node+0x4c/0x6d0
[ 119.268415][ T1032] kstrdup_const+0x55/0x90
[ 119.272987][ T1032] __kernfs_new_node+0x4c/0x6d0
[ 119.277816][ T1032] ? string+0x29f/0x2b0
[ 119.281939][ T1032] ? vsnprintf+0x1a6c/0x1b30
[ 119.286701][ T1032] kernfs_new_node+0x97/0x170
[ 119.291455][ T1032] __kernfs_create_file+0x4a/0x270
[ 119.296634][ T1032] cgroup_addrm_files+0x99e/0xeb0
[ 119.301732][ T1032] ? delete_node+0x747/0x7a0
[ 119.306322][ T1032] css_populate_dir+0x137/0x370
[ 119.311158][ T1032] cgroup_apply_control_enable+0x5cd/0xf70
[ 119.316963][ T1032] cgroup_apply_control+0x36/0x710
[ 119.322049][ T1032] ? init_wait_entry+0xe0/0xe0
[ 119.326894][ T1032] ? cgroup_kn_lock_live+0x1af/0x370
[ 119.332392][ T1032] cgroup_subtree_control_write+0xd05/0x12d0
[ 119.338472][ T1032] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 119.344452][ T1032] cgroup_file_write+0x22f/0x4f0
[ 119.349471][ T1032] kernfs_fop_write_iter+0x2cd/0x410
[ 119.354753][ T1032] ? cgroup_seqfile_stop+0xc0/0xc0
[ 119.360039][ T1032] vfs_write+0xb57/0xe50
[ 119.364279][ T1032] ksys_write+0x157/0x260
[ 119.368725][ T1032] __x64_sys_write+0x7b/0x90
[ 119.373418][ T1032] do_syscall_64+0x34/0x70
[ 119.378031][ T1032] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 119.384031][ T1032] RIP: 0033:0x7f9e961620e9
[ 119.388437][ T1032] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 119.408822][ T1032] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 119.417232][ T1032] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 119.425265][ T1032] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 119.433625][ T1032] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 119.441594][ T1032] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 119.450290][ T1032] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 119.458865][ T1032] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 119.494321][ T23] !!! css_put is zero set CSS_NO_REF
[ 119.499736][ T23] !!! css_put is zero set CSS_NO_REF
[ 119.505554][ T23] !!! css_put is zero set CSS_NO_REF
[ 119.511204][ T1043] FAULT_INJECTION: forcing a failure.
[ 119.511204][ T1043] name failslab, interval 1, probability 0, space 0, times 0
[ 119.524072][ T1043] CPU: 1 PID: 1043 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 119.536998][ T1043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 119.547067][ T1043] Call Trace:
[ 119.550338][ T1043] dump_stack+0x19c/0x1e2
[ 119.554644][ T1043] should_fail+0x3f7/0x5b0
[ 119.559035][ T1043] __should_failslab+0xd2/0x130
[ 119.563904][ T1043] should_failslab+0x9/0x20
[ 119.568576][ T1043] slab_pre_alloc_hook+0x25/0xe0
[ 119.573501][ T1043] ? __kernfs_new_node+0x4c/0x6d0
[ 119.578513][ T1043] __kmalloc_track_caller+0x70/0x300
[ 119.583780][ T1043] ? __kernfs_new_node+0x4c/0x6d0
[ 119.588888][ T1043] kstrdup_const+0x55/0x90
[ 119.593299][ T1043] __kernfs_new_node+0x4c/0x6d0
[ 119.598118][ T1043] ? string+0x29f/0x2b0
[ 119.602245][ T1043] ? vsnprintf+0x1a6c/0x1b30
[ 119.606807][ T1043] kernfs_new_node+0x97/0x170
[ 119.611718][ T1043] __kernfs_create_file+0x4a/0x270
[ 119.616982][ T1043] cgroup_addrm_files+0x99e/0xeb0
[ 119.622485][ T1043] ? delete_node+0x747/0x7a0
[ 119.627253][ T1043] css_populate_dir+0x137/0x370
[ 119.632360][ T1043] cgroup_apply_control_enable+0x5cd/0xf70
[ 119.638508][ T1043] cgroup_apply_control+0x36/0x710
[ 119.643772][ T1043] ? init_wait_entry+0xe0/0xe0
[ 119.648508][ T1043] ? cgroup_kn_lock_live+0x1af/0x370
[ 119.653765][ T1043] cgroup_subtree_control_write+0xd05/0x12d0
[ 119.660050][ T1043] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 119.666051][ T1043] cgroup_file_write+0x22f/0x4f0
[ 119.671390][ T1043] kernfs_fop_write_iter+0x2cd/0x410
[ 119.676747][ T1043] ? cgroup_seqfile_stop+0xc0/0xc0
[ 119.681838][ T1043] vfs_write+0xb57/0xe50
[ 119.686069][ T1043] ksys_write+0x157/0x260
[ 119.690631][ T1043] __x64_sys_write+0x7b/0x90
[ 119.695455][ T1043] do_syscall_64+0x34/0x70
[ 119.700314][ T1043] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 119.706175][ T1043] RIP: 0033:0x7f075aca70e9
[ 119.710583][ T1043] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 119.730585][ T1043] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 119.739075][ T1043] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 119.747211][ T1043] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 119.755328][ T1043] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 119.763461][ T1043] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 119.771533][ T1043] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 119.779951][ T1043] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 119.854386][ T67] !!! css_put is zero set CSS_NO_REF
[ 119.859705][ T67] !!! css_put is zero set CSS_NO_REF
[ 119.865233][ T67] !!! css_put is zero set CSS_NO_REF
[ 119.870588][ T1016] FAULT_INJECTION: forcing a failure.
[ 119.870588][ T1016] name failslab, interval 1, probability 0, space 0, times 0
[ 119.883334][ T1016] CPU: 0 PID: 1016 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 119.895319][ T1016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 119.905620][ T1016] Call Trace:
[ 119.908890][ T1016] dump_stack+0x19c/0x1e2
[ 119.913293][ T1016] should_fail+0x3f7/0x5b0
[ 119.917679][ T1016] __should_failslab+0xd2/0x130
[ 119.922496][ T1016] should_failslab+0x9/0x20
[ 119.926983][ T1016] slab_pre_alloc_hook+0x25/0xe0
[ 119.931892][ T1016] ? __kernfs_new_node+0x4c/0x6d0
[ 119.936989][ T1016] __kmalloc_track_caller+0x70/0x300
[ 119.942268][ T1016] ? __kernfs_new_node+0x4c/0x6d0
[ 119.947536][ T1016] kstrdup_const+0x55/0x90
[ 119.951939][ T1016] __kernfs_new_node+0x4c/0x6d0
[ 119.956760][ T1016] ? string+0x29f/0x2b0
[ 119.960953][ T1016] ? vsnprintf+0x1a6c/0x1b30
[ 119.965533][ T1016] kernfs_new_node+0x97/0x170
[ 119.970446][ T1016] __kernfs_create_file+0x4a/0x270
[ 119.975556][ T1016] cgroup_addrm_files+0x99e/0xeb0
[ 119.980615][ T1016] ? delete_node+0x747/0x7a0
[ 119.985279][ T1016] css_populate_dir+0x137/0x370
[ 119.990116][ T1016] cgroup_apply_control_enable+0x5cd/0xf70
[ 119.995924][ T1016] cgroup_apply_control+0x36/0x710
[ 120.001074][ T1016] ? init_wait_entry+0xe0/0xe0
[ 120.005811][ T1016] ? cgroup_kn_lock_live+0x1af/0x370
[ 120.011068][ T1016] cgroup_subtree_control_write+0xd05/0x12d0
[ 120.017016][ T1016] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 120.022968][ T1016] cgroup_file_write+0x22f/0x4f0
[ 120.027972][ T1016] kernfs_fop_write_iter+0x2cd/0x410
[ 120.033237][ T1016] ? cgroup_seqfile_stop+0xc0/0xc0
[ 120.038319][ T1016] vfs_write+0xb57/0xe50
[ 120.042533][ T1016] ksys_write+0x157/0x260
[ 120.046830][ T1016] __x64_sys_write+0x7b/0x90
[ 120.052018][ T1016] do_syscall_64+0x34/0x70
[ 120.056422][ T1016] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 120.062401][ T1016] RIP: 0033:0x7f8c017690e9
[ 120.066839][ T1016] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 120.086522][ T1016] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 120.095001][ T1016] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 120.102953][ T1016] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 120.110896][ T1016] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 120.118854][ T1016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 120.126929][ T1016] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 120.135108][ T1016] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 120.184343][ T67] !!! css_put is zero set CSS_NO_REF
[ 120.189844][ T67] !!! css_put is zero set CSS_NO_REF
[ 120.195559][ T67] !!! css_put is zero set CSS_NO_REF
[ 120.201354][ T1051] FAULT_INJECTION: forcing a failure.
[ 120.201354][ T1051] name failslab, interval 1, probability 0, space 0, times 0
[ 120.214343][ T1051] CPU: 0 PID: 1051 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 120.226050][ T1051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 120.236104][ T1051] Call Trace:
[ 120.239909][ T1051] dump_stack+0x19c/0x1e2
[ 120.244263][ T1051] should_fail+0x3f7/0x5b0
[ 120.248775][ T1051] __should_failslab+0xd2/0x130
[ 120.254319][ T1051] should_failslab+0x9/0x20
[ 120.258810][ T1051] slab_pre_alloc_hook+0x25/0xe0
[ 120.263720][ T1051] kmem_cache_alloc_trace+0x47/0x2b0
[ 120.269348][ T1051] ? percpu_ref_init+0xd0/0x330
[ 120.274547][ T1051] percpu_ref_init+0xd0/0x330
[ 120.279212][ T1051] ? cgroup_setup_root+0x8a0/0x8a0
[ 120.284422][ T1051] cgroup_apply_control_enable+0x3d2/0xf70
[ 120.290391][ T1051] cgroup_apply_control+0x36/0x710
[ 120.295791][ T1051] ? init_wait_entry+0xe0/0xe0
[ 120.300577][ T1051] ? cgroup_kn_lock_live+0x1af/0x370
[ 120.305846][ T1051] cgroup_subtree_control_write+0xd05/0x12d0
[ 120.312077][ T1051] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 120.318071][ T1051] cgroup_file_write+0x22f/0x4f0
[ 120.322983][ T1051] kernfs_fop_write_iter+0x2cd/0x410
[ 120.328242][ T1051] ? cgroup_seqfile_stop+0xc0/0xc0
[ 120.333500][ T1051] vfs_write+0xb57/0xe50
[ 120.337713][ T1051] ksys_write+0x157/0x260
[ 120.342019][ T1051] __x64_sys_write+0x7b/0x90
[ 120.346580][ T1051] do_syscall_64+0x34/0x70
[ 120.350995][ T1051] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 120.356946][ T1051] RIP: 0033:0x7f039e0800e9
[ 120.361348][ T1051] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 120.381116][ T1051] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 120.389865][ T1051] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 120.397813][ T1051] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 120.405788][ T1051] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 120.413841][ T1051] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 120.422242][ T1051] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 120.484347][ T67] !!! css_put is zero set CSS_NO_REF
[ 120.489773][ T67] !!! css_put is zero set CSS_NO_REF
[ 120.495492][ T1050] FAULT_INJECTION: forcing a failure.
[ 120.495492][ T1050] name failslab, interval 1, probability 0, space 0, times 0
[ 120.509245][ T1050] CPU: 0 PID: 1050 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 120.520869][ T1050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 120.531100][ T1050] Call Trace:
[ 120.534391][ T1050] dump_stack+0x19c/0x1e2
[ 120.538845][ T1050] should_fail+0x3f7/0x5b0
[ 120.543270][ T1050] __should_failslab+0xd2/0x130
[ 120.548232][ T1050] should_failslab+0x9/0x20
[ 120.552899][ T1050] slab_pre_alloc_hook+0x25/0xe0
[ 120.558086][ T1050] ? __kernfs_new_node+0x4c/0x6d0
[ 120.563092][ T1050] __kmalloc_track_caller+0x70/0x300
[ 120.568351][ T1050] ? __kernfs_new_node+0x4c/0x6d0
[ 120.574130][ T1050] kstrdup_const+0x55/0x90
[ 120.579310][ T1050] __kernfs_new_node+0x4c/0x6d0
[ 120.584483][ T1050] ? string+0x29f/0x2b0
[ 120.588767][ T1050] ? vsnprintf+0x1a6c/0x1b30
[ 120.593338][ T1050] kernfs_new_node+0x97/0x170
[ 120.598004][ T1050] __kernfs_create_file+0x4a/0x270
[ 120.603103][ T1050] cgroup_addrm_files+0x99e/0xeb0
[ 120.608824][ T1050] ? delete_node+0x747/0x7a0
[ 120.613493][ T1050] css_populate_dir+0x137/0x370
[ 120.618609][ T1050] cgroup_apply_control_enable+0x5cd/0xf70
[ 120.624780][ T1050] cgroup_apply_control+0x36/0x710
[ 120.630160][ T1050] ? init_wait_entry+0xe0/0xe0
[ 120.634919][ T1050] ? cgroup_kn_lock_live+0x1af/0x370
[ 120.640197][ T1050] cgroup_subtree_control_write+0xd05/0x12d0
[ 120.646162][ T1050] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 120.652293][ T1050] cgroup_file_write+0x22f/0x4f0
[ 120.657304][ T1050] kernfs_fop_write_iter+0x2cd/0x410
[ 120.662828][ T1050] ? cgroup_seqfile_stop+0xc0/0xc0
[ 120.668058][ T1050] vfs_write+0xb57/0xe50
[ 120.672400][ T1050] ksys_write+0x157/0x260
[ 120.676717][ T1050] __x64_sys_write+0x7b/0x90
[ 120.681321][ T1050] do_syscall_64+0x34/0x70
[ 120.685978][ T1050] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 120.691947][ T1050] RIP: 0033:0x7fecf899e0e9
[ 120.696451][ T1050] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 120.716749][ T1050] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 120.725999][ T1050] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 120.734048][ T1050] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 120.741997][ T1050] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 120.751132][ T1050] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 120.759111][ T1050] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 120.767922][ T1050] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 120.854507][ T377] !!! css_put is zero set CSS_NO_REF
[ 120.860258][ T377] !!! css_put is zero set CSS_NO_REF
[ 120.865737][ T377] !!! css_put is zero set CSS_NO_REF
[ 120.871381][ T1023] FAULT_INJECTION: forcing a failure.
[ 120.871381][ T1023] name failslab, interval 1, probability 0, space 0, times 0
[ 120.885324][ T1023] CPU: 0 PID: 1023 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 120.897500][ T1023] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 120.907735][ T1023] Call Trace:
[ 120.911011][ T1023] dump_stack+0x19c/0x1e2
[ 120.915326][ T1023] should_fail+0x3f7/0x5b0
[ 120.919777][ T1023] __should_failslab+0xd2/0x130
[ 120.924974][ T1023] should_failslab+0x9/0x20
[ 120.929698][ T1023] slab_pre_alloc_hook+0x25/0xe0
[ 120.934839][ T1023] ? __kernfs_new_node+0x4c/0x6d0
[ 120.939977][ T1023] __kmalloc_track_caller+0x70/0x300
[ 120.945610][ T1023] ? __kernfs_new_node+0x4c/0x6d0
[ 120.950732][ T1023] kstrdup_const+0x55/0x90
[ 120.955397][ T1023] __kernfs_new_node+0x4c/0x6d0
[ 120.960307][ T1023] ? string+0x29f/0x2b0
[ 120.964691][ T1023] ? vsnprintf+0x1a6c/0x1b30
[ 120.969500][ T1023] kernfs_new_node+0x97/0x170
[ 120.974544][ T1023] __kernfs_create_file+0x4a/0x270
[ 120.980098][ T1023] cgroup_addrm_files+0x99e/0xeb0
[ 120.985260][ T1023] ? delete_node+0x747/0x7a0
[ 120.990168][ T1023] css_populate_dir+0x137/0x370
[ 120.995341][ T1023] cgroup_apply_control_enable+0x5cd/0xf70
[ 121.001659][ T1023] cgroup_apply_control+0x36/0x710
[ 121.007106][ T1023] ? init_wait_entry+0xe0/0xe0
[ 121.011865][ T1023] ? cgroup_kn_lock_live+0x1af/0x370
[ 121.017145][ T1023] cgroup_subtree_control_write+0xd05/0x12d0
[ 121.023116][ T1023] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 121.029085][ T1023] cgroup_file_write+0x22f/0x4f0
[ 121.034000][ T1023] kernfs_fop_write_iter+0x2cd/0x410
[ 121.039365][ T1023] ? cgroup_seqfile_stop+0xc0/0xc0
[ 121.044641][ T1023] vfs_write+0xb57/0xe50
[ 121.048876][ T1023] ksys_write+0x157/0x260
[ 121.053206][ T1023] __x64_sys_write+0x7b/0x90
[ 121.057789][ T1023] do_syscall_64+0x34/0x70
[ 121.062194][ T1023] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 121.068057][ T1023] RIP: 0033:0x7fa66af510e9
[ 121.072489][ T1023] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 121.092189][ T1023] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 121.100888][ T1023] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 121.108943][ T1023] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 121.117184][ T1023] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 121.125731][ T1023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 121.133704][ T1023] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 121.142083][ T1023] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 121.184983][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.190652][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.196231][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.202217][ T1052] FAULT_INJECTION: forcing a failure.
[ 121.202217][ T1052] name failslab, interval 1, probability 0, space 0, times 0
[ 121.216654][ T1052] CPU: 1 PID: 1052 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 121.229334][ T1052] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 121.239930][ T1052] Call Trace:
[ 121.243210][ T1052] dump_stack+0x19c/0x1e2
[ 121.247539][ T1052] should_fail+0x3f7/0x5b0
[ 121.251995][ T1052] __should_failslab+0xd2/0x130
[ 121.256894][ T1052] should_failslab+0x9/0x20
[ 121.261673][ T1052] slab_pre_alloc_hook+0x25/0xe0
[ 121.266606][ T1052] ? __kernfs_new_node+0x4c/0x6d0
[ 121.271894][ T1052] __kmalloc_track_caller+0x70/0x300
[ 121.277172][ T1052] ? __kernfs_new_node+0x4c/0x6d0
[ 121.282357][ T1052] kstrdup_const+0x55/0x90
[ 121.286860][ T1052] __kernfs_new_node+0x4c/0x6d0
[ 121.291698][ T1052] ? string+0x29f/0x2b0
[ 121.295904][ T1052] ? vsnprintf+0x1a6c/0x1b30
[ 121.300481][ T1052] kernfs_new_node+0x97/0x170
[ 121.305221][ T1052] __kernfs_create_file+0x4a/0x270
[ 121.310505][ T1052] cgroup_addrm_files+0x99e/0xeb0
[ 121.316184][ T1052] ? delete_node+0x747/0x7a0
[ 121.320768][ T1052] css_populate_dir+0x137/0x370
[ 121.325884][ T1052] cgroup_apply_control_enable+0x5cd/0xf70
[ 121.331955][ T1052] cgroup_apply_control+0x36/0x710
[ 121.337200][ T1052] ? init_wait_entry+0xe0/0xe0
[ 121.342225][ T1052] ? cgroup_kn_lock_live+0x1af/0x370
[ 121.347673][ T1052] cgroup_subtree_control_write+0xd05/0x12d0
[ 121.353738][ T1052] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 121.360055][ T1052] cgroup_file_write+0x22f/0x4f0
[ 121.365085][ T1052] kernfs_fop_write_iter+0x2cd/0x410
[ 121.370452][ T1052] ? cgroup_seqfile_stop+0xc0/0xc0
[ 121.375812][ T1052] vfs_write+0xb57/0xe50
[ 121.380064][ T1052] ksys_write+0x157/0x260
[ 121.384478][ T1052] __x64_sys_write+0x7b/0x90
[ 121.389155][ T1052] do_syscall_64+0x34/0x70
[ 121.393561][ T1052] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 121.399905][ T1052] RIP: 0033:0x7f8c017690e9
[ 121.404325][ T1052] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 121.424176][ T1052] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
2022/05/27 17:59:20 executed programs: 232
[ 121.433131][ T1052] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 121.441171][ T1052] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 121.449233][ T1052] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 121.457347][ T1052] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 121.465542][ T1052] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 121.473680][ T1052] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 121.514410][ T67] !!! css_put is zero set CSS_NO_REF
[ 121.519796][ T67] !!! css_put is zero set CSS_NO_REF
[ 121.525855][ T67] !!! css_put is zero set CSS_NO_REF
[ 121.531872][ T1066] FAULT_INJECTION: forcing a failure.
[ 121.531872][ T1066] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[ 121.545420][ T1066] CPU: 1 PID: 1066 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 121.557244][ T1066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 121.568064][ T1066] Call Trace:
[ 121.571359][ T1066] dump_stack+0x19c/0x1e2
[ 121.575675][ T1066] should_fail+0x3f7/0x5b0
[ 121.580066][ T1066] should_fail_alloc_page+0xa9/0xd0
[ 121.585256][ T1066] __alloc_pages_nodemask+0x121/0x740
[ 121.590622][ T1066] ? pcpu_alloc_area+0x7ab/0x900
[ 121.595559][ T1066] allocate_slab+0x72/0x580
[ 121.600144][ T1066] ___slab_alloc+0x131/0x2e0
[ 121.604736][ T1066] ? percpu_ref_init+0xd0/0x330
[ 121.609672][ T1066] __slab_alloc+0x63/0xa0
[ 121.614085][ T1066] ? percpu_ref_init+0xd0/0x330
[ 121.618919][ T1066] kmem_cache_alloc_trace+0xe5/0x2b0
[ 121.624287][ T1066] ? percpu_ref_init+0xd0/0x330
[ 121.629121][ T1066] percpu_ref_init+0xd0/0x330
[ 121.634548][ T1066] ? cgroup_setup_root+0x8a0/0x8a0
[ 121.639663][ T1066] cgroup_apply_control_enable+0x3d2/0xf70
[ 121.645509][ T1066] cgroup_apply_control+0x36/0x710
[ 121.650608][ T1066] ? init_wait_entry+0xe0/0xe0
[ 121.655622][ T1066] ? cgroup_kn_lock_live+0x1af/0x370
[ 121.661093][ T1066] cgroup_subtree_control_write+0xd05/0x12d0
[ 121.667257][ T1066] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 121.673243][ T1066] cgroup_file_write+0x22f/0x4f0
[ 121.678296][ T1066] kernfs_fop_write_iter+0x2cd/0x410
[ 121.683685][ T1066] ? cgroup_seqfile_stop+0xc0/0xc0
[ 121.688877][ T1066] vfs_write+0xb57/0xe50
[ 121.693649][ T1066] ksys_write+0x157/0x260
[ 121.697975][ T1066] __x64_sys_write+0x7b/0x90
[ 121.702604][ T1066] do_syscall_64+0x34/0x70
[ 121.707000][ T1066] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 121.713198][ T1066] RIP: 0033:0x7fa66af510e9
[ 121.717595][ T1066] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 121.737367][ T1066] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 121.745877][ T1066] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 121.754104][ T1066] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 121.762153][ T1066] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 121.770130][ T1066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 121.778089][ T1066] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 121.814360][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.820064][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.825834][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.831220][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.836676][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.842015][ T377] !!! css_put is zero set CSS_NO_REF
[ 121.847855][ T1065] FAULT_INJECTION: forcing a failure.
[ 121.847855][ T1065] name failslab, interval 1, probability 0, space 0, times 0
[ 121.861119][ T1065] CPU: 1 PID: 1065 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 121.874139][ T1065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 121.884642][ T1065] Call Trace:
[ 121.888045][ T1065] dump_stack+0x19c/0x1e2
[ 121.892354][ T1065] should_fail+0x3f7/0x5b0
[ 121.896780][ T1065] __should_failslab+0xd2/0x130
[ 121.901610][ T1065] should_failslab+0x9/0x20
[ 121.906463][ T1065] slab_pre_alloc_hook+0x25/0xe0
[ 121.911381][ T1065] kmem_cache_alloc_trace+0x47/0x2b0
[ 121.916657][ T1065] ? percpu_ref_init+0xd0/0x330
[ 121.921488][ T1065] percpu_ref_init+0xd0/0x330
[ 121.926144][ T1065] ? cgroup_setup_root+0x8a0/0x8a0
[ 121.931319][ T1065] cgroup_apply_control_enable+0x3d2/0xf70
[ 121.937128][ T1065] cgroup_apply_control+0x36/0x710
[ 121.942225][ T1065] ? init_wait_entry+0xe0/0xe0
[ 121.947148][ T1065] ? cgroup_kn_lock_live+0x1af/0x370
[ 121.952531][ T1065] cgroup_subtree_control_write+0xd05/0x12d0
[ 121.958594][ T1065] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 121.964556][ T1065] cgroup_file_write+0x22f/0x4f0
[ 121.969590][ T1065] kernfs_fop_write_iter+0x2cd/0x410
[ 121.974858][ T1065] ? cgroup_seqfile_stop+0xc0/0xc0
[ 121.979967][ T1065] vfs_write+0xb57/0xe50
[ 121.984211][ T1065] ksys_write+0x157/0x260
[ 121.988534][ T1065] __x64_sys_write+0x7b/0x90
[ 121.993105][ T1065] do_syscall_64+0x34/0x70
[ 121.997717][ T1065] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 122.003609][ T1065] RIP: 0033:0x7f039e0800e9
[ 122.008017][ T1065] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 122.027605][ T1065] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 122.036166][ T1065] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 122.044225][ T1065] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 122.052259][ T1065] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 122.060318][ T1065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 122.068455][ T1065] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 122.114353][ T18] !!! css_put is zero set CSS_NO_REF
[ 122.119961][ T18] !!! css_put is zero set CSS_NO_REF
[ 122.125875][ T1077] FAULT_INJECTION: forcing a failure.
[ 122.125875][ T1077] name failslab, interval 1, probability 0, space 0, times 0
[ 122.138677][ T1077] CPU: 1 PID: 1077 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 122.150544][ T1077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 122.160772][ T1077] Call Trace:
[ 122.164068][ T1077] dump_stack+0x19c/0x1e2
[ 122.168447][ T1077] should_fail+0x3f7/0x5b0
[ 122.173341][ T1077] __should_failslab+0xd2/0x130
[ 122.178485][ T1077] should_failslab+0x9/0x20
[ 122.182974][ T1077] slab_pre_alloc_hook+0x25/0xe0
[ 122.188699][ T1077] ? __kernfs_new_node+0x4c/0x6d0
[ 122.194150][ T1077] __kmalloc_track_caller+0x70/0x300
[ 122.199415][ T1077] ? __kernfs_new_node+0x4c/0x6d0
[ 122.204425][ T1077] kstrdup_const+0x55/0x90
[ 122.208967][ T1077] __kernfs_new_node+0x4c/0x6d0
[ 122.213808][ T1077] ? string+0x29f/0x2b0
[ 122.217943][ T1077] ? vsnprintf+0x1a6c/0x1b30
[ 122.222616][ T1077] kernfs_new_node+0x97/0x170
[ 122.227274][ T1077] __kernfs_create_file+0x4a/0x270
[ 122.232362][ T1077] cgroup_addrm_files+0x99e/0xeb0
[ 122.237393][ T1077] ? delete_node+0x747/0x7a0
[ 122.241966][ T1077] css_populate_dir+0x137/0x370
[ 122.246795][ T1077] cgroup_apply_control_enable+0x5cd/0xf70
[ 122.252851][ T1077] cgroup_apply_control+0x36/0x710
[ 122.257960][ T1077] ? init_wait_entry+0xe0/0xe0
[ 122.262715][ T1077] ? cgroup_kn_lock_live+0x1af/0x370
[ 122.268078][ T1077] cgroup_subtree_control_write+0xd05/0x12d0
[ 122.274096][ T1077] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 122.280481][ T1077] cgroup_file_write+0x22f/0x4f0
[ 122.285416][ T1077] kernfs_fop_write_iter+0x2cd/0x410
[ 122.290701][ T1077] ? cgroup_seqfile_stop+0xc0/0xc0
[ 122.295794][ T1077] vfs_write+0xb57/0xe50
[ 122.300037][ T1077] ksys_write+0x157/0x260
[ 122.304429][ T1077] __x64_sys_write+0x7b/0x90
[ 122.309253][ T1077] do_syscall_64+0x34/0x70
[ 122.313736][ T1077] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 122.319600][ T1077] RIP: 0033:0x7f039e0800e9
[ 122.324074][ T1077] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 122.343649][ T1077] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 122.352048][ T1077] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 122.360013][ T1077] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 122.367962][ T1077] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 122.376012][ T1077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 122.384757][ T1077] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 122.393074][ T1077] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 122.403574][ T406] ------------[ cut here ]------------
[ 122.409300][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 122.418336][ T406] Modules linked in:
[ 122.422490][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 122.434128][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 122.444234][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 122.449867][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 122.469499][ T406] RSP: 0018:ffffc90000ea7d58 EFLAGS: 00010293
[ 122.475595][ T406] RAX: ffffffff81aeff3c RBX: ffff88811c0fd160 RCX: ffff8881026f8000
[ 122.483549][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 122.491607][ T406] RBP: ffffc90000ea7dc8 R08: ffffffff81aefc67 R09: fffff520001d4fa3
[ 122.499832][ T406] R10: fffff520001d4fa3 R11: 1ffff920001d4fa2 R12: dffffc0000000000
[ 122.507917][ T406] R13: ffff88811c0fd080 R14: 00000000ffffffff R15: 0000000000000000
[ 122.516504][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 122.525450][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 122.532027][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 122.540089][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 122.548152][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 122.556193][ T406] Call Trace:
[ 122.559553][ T406] ? init_wait_entry+0xe0/0xe0
[ 122.564307][ T406] ? up_write+0x68/0x140
[ 122.568617][ T406] namespace_unlock+0x377/0x420
[ 122.573450][ T406] path_umount+0xe23/0xed0
[ 122.577861][ T406] __x64_sys_umount+0xe8/0x110
[ 122.582651][ T406] do_syscall_64+0x34/0x70
[ 122.587086][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 122.593672][ T406] RIP: 0033:0x7f039e081557
[ 122.598111][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 122.618874][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 122.627474][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 122.636517][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 122.644761][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 122.652809][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 122.660795][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 122.668764][ T406] ---[ end trace b9d4a1c636ee1493 ]---
[ 122.674508][ T406] ------------[ cut here ]------------
[ 122.680077][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 122.689146][ T406] Modules linked in:
[ 122.693165][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 122.705490][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 122.715576][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 122.722127][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 122.741928][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 122.748292][ T406] RAX: ffffffff81aeff3c RBX: ffff88811c0fd160 RCX: ffff8881026f8000
[ 122.756373][ T406] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 122.764352][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 122.772489][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 122.780602][ T406] R13: ffff88811c0fd080 R14: 00000000fffffffe R15: 0000000000000000
[ 122.788797][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 122.798535][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 122.805320][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 122.813292][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 122.821374][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 122.829620][ T406] Call Trace:
[ 122.832918][ T406] path_umount+0x1ad/0xed0
[ 122.837343][ T406] __x64_sys_umount+0xe8/0x110
[ 122.842122][ T406] do_syscall_64+0x34/0x70
[ 122.846574][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 122.852733][ T406] RIP: 0033:0x7f039e081557
[ 122.857594][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 122.878032][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 122.886627][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 122.894700][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 122.903788][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 122.911981][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 122.920134][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 122.928356][ T406] ---[ end trace b9d4a1c636ee1494 ]---
[ 122.934249][ T104] !!! css_put is zero set CSS_NO_REF
[ 122.939698][ T67] !!! css_put is zero set CSS_NO_REF
[ 122.946060][ T1063] FAULT_INJECTION: forcing a failure.
[ 122.946060][ T1063] name failslab, interval 1, probability 0, space 0, times 0
[ 122.959186][ T1063] CPU: 1 PID: 1063 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 122.970803][ T1063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 122.980841][ T1063] Call Trace:
[ 122.984104][ T1063] dump_stack+0x19c/0x1e2
[ 122.988403][ T1063] should_fail+0x3f7/0x5b0
[ 122.992791][ T1063] __should_failslab+0xd2/0x130
[ 122.997631][ T1063] should_failslab+0x9/0x20
[ 123.002220][ T1063] slab_pre_alloc_hook+0x25/0xe0
[ 123.007224][ T1063] ? __kernfs_new_node+0x4c/0x6d0
[ 123.012228][ T1063] __kmalloc_track_caller+0x70/0x300
[ 123.017935][ T1063] ? __kernfs_new_node+0x4c/0x6d0
[ 123.022949][ T1063] kstrdup_const+0x55/0x90
[ 123.027345][ T1063] __kernfs_new_node+0x4c/0x6d0
[ 123.032167][ T1063] ? string+0x29f/0x2b0
[ 123.036380][ T1063] ? vsnprintf+0x1a6c/0x1b30
[ 123.040973][ T1063] kernfs_new_node+0x97/0x170
[ 123.045618][ T1063] __kernfs_create_file+0x4a/0x270
[ 123.050699][ T1063] cgroup_addrm_files+0x99e/0xeb0
[ 123.055703][ T1063] ? delete_node+0x747/0x7a0
[ 123.060355][ T1063] css_populate_dir+0x137/0x370
[ 123.065198][ T1063] cgroup_apply_control_enable+0x5cd/0xf70
[ 123.071109][ T1063] cgroup_apply_control+0x36/0x710
[ 123.076418][ T1063] ? init_wait_entry+0xe0/0xe0
[ 123.081920][ T1063] ? cgroup_kn_lock_live+0x1af/0x370
[ 123.087311][ T1063] cgroup_subtree_control_write+0xd05/0x12d0
[ 123.093261][ T1063] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 123.099364][ T1063] cgroup_file_write+0x22f/0x4f0
[ 123.104284][ T1063] kernfs_fop_write_iter+0x2cd/0x410
[ 123.109537][ T1063] ? cgroup_seqfile_stop+0xc0/0xc0
[ 123.114618][ T1063] vfs_write+0xb57/0xe50
[ 123.119241][ T1063] ksys_write+0x157/0x260
[ 123.123558][ T1063] __x64_sys_write+0x7b/0x90
[ 123.128218][ T1063] do_syscall_64+0x34/0x70
[ 123.133786][ T1063] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 123.139671][ T1063] RIP: 0033:0x7f075aca70e9
[ 123.144079][ T1063] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 123.163761][ T1063] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 123.172692][ T1063] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 123.180777][ T1063] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 123.189167][ T1063] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 123.197126][ T1063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 123.205171][ T1063] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 123.214650][ T1063] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 123.244365][ T18] !!! css_put is zero set CSS_NO_REF
[ 123.250034][ T18] !!! css_put is zero set CSS_NO_REF
[ 123.255935][ T18] !!! css_put is zero set CSS_NO_REF
[ 123.261553][ T1064] FAULT_INJECTION: forcing a failure.
[ 123.261553][ T1064] name failslab, interval 1, probability 0, space 0, times 0
[ 123.274463][ T1064] CPU: 0 PID: 1064 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 123.286158][ T1064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 123.296292][ T1064] Call Trace:
[ 123.299972][ T1064] dump_stack+0x19c/0x1e2
[ 123.304567][ T1064] should_fail+0x3f7/0x5b0
[ 123.309049][ T1064] __should_failslab+0xd2/0x130
[ 123.314409][ T1064] should_failslab+0x9/0x20
[ 123.319375][ T1064] slab_pre_alloc_hook+0x25/0xe0
[ 123.324389][ T1064] ? __kernfs_new_node+0x4c/0x6d0
[ 123.329480][ T1064] __kmalloc_track_caller+0x70/0x300
[ 123.334739][ T1064] ? __kernfs_new_node+0x4c/0x6d0
[ 123.339737][ T1064] kstrdup_const+0x55/0x90
[ 123.344124][ T1064] __kernfs_new_node+0x4c/0x6d0
[ 123.348964][ T1064] ? string+0x29f/0x2b0
[ 123.353161][ T1064] ? vsnprintf+0x1a6c/0x1b30
[ 123.357735][ T1064] kernfs_new_node+0x97/0x170
[ 123.362592][ T1064] __kernfs_create_file+0x4a/0x270
[ 123.368463][ T1064] cgroup_addrm_files+0x99e/0xeb0
[ 123.373473][ T1064] ? delete_node+0x747/0x7a0
[ 123.378081][ T1064] css_populate_dir+0x137/0x370
[ 123.382927][ T1064] cgroup_apply_control_enable+0x5cd/0xf70
[ 123.388723][ T1064] cgroup_apply_control+0x36/0x710
[ 123.393831][ T1064] ? init_wait_entry+0xe0/0xe0
[ 123.398578][ T1064] ? cgroup_kn_lock_live+0x1af/0x370
[ 123.403961][ T1064] cgroup_subtree_control_write+0xd05/0x12d0
[ 123.409930][ T1064] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 123.416098][ T1064] cgroup_file_write+0x22f/0x4f0
[ 123.421025][ T1064] kernfs_fop_write_iter+0x2cd/0x410
[ 123.426288][ T1064] ? cgroup_seqfile_stop+0xc0/0xc0
[ 123.431389][ T1064] vfs_write+0xb57/0xe50
[ 123.435617][ T1064] ksys_write+0x157/0x260
[ 123.439956][ T1064] __x64_sys_write+0x7b/0x90
[ 123.444801][ T1064] do_syscall_64+0x34/0x70
[ 123.449293][ T1064] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 123.455448][ T1064] RIP: 0033:0x7fecf899e0e9
[ 123.460025][ T1064] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 123.480522][ T1064] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 123.488940][ T1064] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 123.497032][ T1064] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 123.505143][ T1064] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 123.513488][ T1064] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 123.521815][ T1064] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 123.531836][ T1064] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 123.564347][ T67] !!! css_put is zero set CSS_NO_REF
[ 123.569951][ T67] !!! css_put is zero set CSS_NO_REF
[ 123.575591][ T67] !!! css_put is zero set CSS_NO_REF
[ 123.581156][ T1069] FAULT_INJECTION: forcing a failure.
[ 123.581156][ T1069] name failslab, interval 1, probability 0, space 0, times 0
[ 123.594344][ T1069] CPU: 0 PID: 1069 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 123.606067][ T1069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 123.616105][ T1069] Call Trace:
[ 123.619383][ T1069] dump_stack+0x19c/0x1e2
[ 123.623806][ T1069] should_fail+0x3f7/0x5b0
[ 123.628194][ T1069] __should_failslab+0xd2/0x130
[ 123.633111][ T1069] should_failslab+0x9/0x20
[ 123.637953][ T1069] slab_pre_alloc_hook+0x25/0xe0
[ 123.642963][ T1069] ? __kernfs_new_node+0x4c/0x6d0
[ 123.648106][ T1069] __kmalloc_track_caller+0x70/0x300
[ 123.653513][ T1069] ? __kernfs_new_node+0x4c/0x6d0
[ 123.658929][ T1069] kstrdup_const+0x55/0x90
[ 123.663593][ T1069] __kernfs_new_node+0x4c/0x6d0
[ 123.668557][ T1069] ? string+0x29f/0x2b0
[ 123.673506][ T1069] ? vsnprintf+0x1a6c/0x1b30
[ 123.678293][ T1069] kernfs_new_node+0x97/0x170
[ 123.683104][ T1069] __kernfs_create_file+0x4a/0x270
[ 123.688405][ T1069] cgroup_addrm_files+0x99e/0xeb0
[ 123.693642][ T1069] ? delete_node+0x747/0x7a0
[ 123.698243][ T1069] css_populate_dir+0x137/0x370
[ 123.703081][ T1069] cgroup_apply_control_enable+0x5cd/0xf70
[ 123.708867][ T1069] cgroup_apply_control+0x36/0x710
[ 123.714065][ T1069] ? init_wait_entry+0xe0/0xe0
[ 123.718806][ T1069] ? cgroup_kn_lock_live+0x1af/0x370
[ 123.724176][ T1069] cgroup_subtree_control_write+0xd05/0x12d0
[ 123.730145][ T1069] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 123.736127][ T1069] cgroup_file_write+0x22f/0x4f0
[ 123.741310][ T1069] kernfs_fop_write_iter+0x2cd/0x410
[ 123.746662][ T1069] ? cgroup_seqfile_stop+0xc0/0xc0
[ 123.752011][ T1069] vfs_write+0xb57/0xe50
[ 123.756344][ T1069] ksys_write+0x157/0x260
[ 123.760781][ T1069] __x64_sys_write+0x7b/0x90
[ 123.765391][ T1069] do_syscall_64+0x34/0x70
[ 123.769801][ T1069] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 123.775777][ T1069] RIP: 0033:0x7f8c017690e9
[ 123.780254][ T1069] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 123.799904][ T1069] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 123.808306][ T1069] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 123.816273][ T1069] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 123.824245][ T1069] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 123.832295][ T1069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 123.840763][ T1069] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 123.850200][ T1069] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 123.894543][ T18] !!! css_put is zero set CSS_NO_REF
[ 123.900001][ T18] !!! css_put is zero set CSS_NO_REF
[ 123.906256][ T18] !!! css_put is zero set CSS_NO_REF
[ 123.912280][ T1082] FAULT_INJECTION: forcing a failure.
[ 123.912280][ T1082] name failslab, interval 1, probability 0, space 0, times 0
[ 123.925243][ T1082] CPU: 0 PID: 1082 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 123.938028][ T1082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 123.948776][ T1082] Call Trace:
[ 123.952078][ T1082] dump_stack+0x19c/0x1e2
[ 123.956394][ T1082] should_fail+0x3f7/0x5b0
[ 123.960796][ T1082] __should_failslab+0xd2/0x130
[ 123.965759][ T1082] should_failslab+0x9/0x20
[ 123.970353][ T1082] slab_pre_alloc_hook+0x25/0xe0
[ 123.975627][ T1082] ? __kernfs_new_node+0x4c/0x6d0
[ 123.980931][ T1082] __kmalloc_track_caller+0x70/0x300
[ 123.986221][ T1082] ? __kernfs_new_node+0x4c/0x6d0
[ 123.991230][ T1082] kstrdup_const+0x55/0x90
[ 123.995737][ T1082] __kernfs_new_node+0x4c/0x6d0
[ 124.000640][ T1082] ? string+0x29f/0x2b0
[ 124.005077][ T1082] ? vsnprintf+0x1a6c/0x1b30
[ 124.009652][ T1082] kernfs_new_node+0x97/0x170
[ 124.014424][ T1082] __kernfs_create_file+0x4a/0x270
[ 124.019528][ T1082] cgroup_addrm_files+0x99e/0xeb0
[ 124.024534][ T1082] ? delete_node+0x747/0x7a0
[ 124.029111][ T1082] css_populate_dir+0x137/0x370
[ 124.034094][ T1082] cgroup_apply_control_enable+0x5cd/0xf70
[ 124.040012][ T1082] cgroup_apply_control+0x36/0x710
[ 124.045226][ T1082] ? init_wait_entry+0xe0/0xe0
[ 124.049994][ T1082] ? cgroup_kn_lock_live+0x1af/0x370
[ 124.055285][ T1082] cgroup_subtree_control_write+0xd05/0x12d0
[ 124.061513][ T1082] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 124.067474][ T1082] cgroup_file_write+0x22f/0x4f0
[ 124.072418][ T1082] kernfs_fop_write_iter+0x2cd/0x410
[ 124.077807][ T1082] ? cgroup_seqfile_stop+0xc0/0xc0
[ 124.083250][ T1082] vfs_write+0xb57/0xe50
[ 124.087472][ T1082] ksys_write+0x157/0x260
[ 124.091876][ T1082] __x64_sys_write+0x7b/0x90
[ 124.096711][ T1082] do_syscall_64+0x34/0x70
[ 124.101300][ T1082] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 124.107288][ T1082] RIP: 0033:0x7f075aca70e9
[ 124.111856][ T1082] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 124.132687][ T1082] RSP: 002b:00007f075ac1d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 124.141347][ T1082] RAX: ffffffffffffffda RBX: 00007f075adb9f60 RCX: 00007f075aca70e9
[ 124.149540][ T1082] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 124.157681][ T1082] RBP: 00007f075ac1d1d0 R08: 0000000000000000 R09: 0000000000000000
[ 124.165989][ T1082] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 124.174054][ T1082] R13: 00007ffcf5f36b2f R14: 00007f075ac1d300 R15: 0000000000022000
[ 124.182991][ T1082] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 124.214390][ T104] !!! css_put is zero set CSS_NO_REF
[ 124.220082][ T104] !!! css_put is zero set CSS_NO_REF
[ 124.226528][ T104] !!! css_put is zero set CSS_NO_REF
[ 124.232159][ T1074] FAULT_INJECTION: forcing a failure.
[ 124.232159][ T1074] name failslab, interval 1, probability 0, space 0, times 0
[ 124.244934][ T1074] CPU: 0 PID: 1074 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 124.256633][ T1074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 124.266926][ T1074] Call Trace:
[ 124.270212][ T1074] dump_stack+0x19c/0x1e2
[ 124.274531][ T1074] should_fail+0x3f7/0x5b0
[ 124.279136][ T1074] __should_failslab+0xd2/0x130
[ 124.284152][ T1074] should_failslab+0x9/0x20
[ 124.288718][ T1074] slab_pre_alloc_hook+0x25/0xe0
[ 124.293653][ T1074] ? __kernfs_new_node+0x4c/0x6d0
[ 124.298668][ T1074] __kmalloc_track_caller+0x70/0x300
[ 124.303952][ T1074] ? __kernfs_new_node+0x4c/0x6d0
[ 124.308968][ T1074] kstrdup_const+0x55/0x90
[ 124.313366][ T1074] __kernfs_new_node+0x4c/0x6d0
[ 124.318277][ T1074] ? string+0x29f/0x2b0
[ 124.322495][ T1074] ? vsnprintf+0x1a6c/0x1b30
[ 124.327061][ T1074] kernfs_new_node+0x97/0x170
[ 124.332251][ T1074] __kernfs_create_file+0x4a/0x270
[ 124.337684][ T1074] cgroup_addrm_files+0x99e/0xeb0
[ 124.342959][ T1074] ? delete_node+0x747/0x7a0
[ 124.347632][ T1074] css_populate_dir+0x137/0x370
[ 124.352827][ T1074] cgroup_apply_control_enable+0x5cd/0xf70
[ 124.358618][ T1074] cgroup_apply_control+0x36/0x710
[ 124.363943][ T1074] ? init_wait_entry+0xe0/0xe0
[ 124.368982][ T1074] ? cgroup_kn_lock_live+0x1af/0x370
[ 124.374710][ T1074] cgroup_subtree_control_write+0xd05/0x12d0
[ 124.380771][ T1074] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 124.386746][ T1074] cgroup_file_write+0x22f/0x4f0
[ 124.391801][ T1074] kernfs_fop_write_iter+0x2cd/0x410
[ 124.397211][ T1074] ? cgroup_seqfile_stop+0xc0/0xc0
[ 124.402317][ T1074] vfs_write+0xb57/0xe50
[ 124.406791][ T1074] ksys_write+0x157/0x260
[ 124.411297][ T1074] __x64_sys_write+0x7b/0x90
[ 124.415876][ T1074] do_syscall_64+0x34/0x70
[ 124.420273][ T1074] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 124.426337][ T1074] RIP: 0033:0x7fa66af510e9
[ 124.430831][ T1074] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 124.450693][ T1074] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 124.459832][ T1074] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 124.468154][ T1074] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 124.477261][ T1074] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 124.485412][ T1074] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 124.493718][ T1074] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 124.502159][ T1074] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 124.544408][ T104] !!! css_put is zero set CSS_NO_REF
[ 124.549846][ T104] !!! css_put is zero set CSS_NO_REF
[ 124.555629][ T104] !!! css_put is zero set CSS_NO_REF
[ 124.561547][ T1085] FAULT_INJECTION: forcing a failure.
[ 124.561547][ T1085] name failslab, interval 1, probability 0, space 0, times 0
[ 124.574355][ T1085] CPU: 0 PID: 1085 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 124.586762][ T1085] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 124.596899][ T1085] Call Trace:
[ 124.600173][ T1085] dump_stack+0x19c/0x1e2
[ 124.605708][ T1085] should_fail+0x3f7/0x5b0
[ 124.610306][ T1085] __should_failslab+0xd2/0x130
[ 124.615138][ T1085] should_failslab+0x9/0x20
[ 124.619613][ T1085] slab_pre_alloc_hook+0x25/0xe0
[ 124.624530][ T1085] ? __kernfs_new_node+0x4c/0x6d0
[ 124.629544][ T1085] __kmalloc_track_caller+0x70/0x300
[ 124.634978][ T1085] ? __kernfs_new_node+0x4c/0x6d0
[ 124.640113][ T1085] kstrdup_const+0x55/0x90
[ 124.644503][ T1085] __kernfs_new_node+0x4c/0x6d0
[ 124.649346][ T1085] ? string+0x29f/0x2b0
[ 124.653630][ T1085] ? vsnprintf+0x1a6c/0x1b30
[ 124.658394][ T1085] kernfs_new_node+0x97/0x170
[ 124.663151][ T1085] __kernfs_create_file+0x4a/0x270
[ 124.668331][ T1085] cgroup_addrm_files+0x99e/0xeb0
[ 124.673825][ T1085] ? delete_node+0x747/0x7a0
[ 124.678577][ T1085] css_populate_dir+0x137/0x370
[ 124.683405][ T1085] cgroup_apply_control_enable+0x5cd/0xf70
[ 124.689182][ T1085] cgroup_apply_control+0x36/0x710
[ 124.694267][ T1085] ? init_wait_entry+0xe0/0xe0
[ 124.699005][ T1085] ? cgroup_kn_lock_live+0x1af/0x370
[ 124.704444][ T1085] cgroup_subtree_control_write+0xd05/0x12d0
[ 124.710406][ T1085] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 124.716703][ T1085] cgroup_file_write+0x22f/0x4f0
[ 124.721688][ T1085] kernfs_fop_write_iter+0x2cd/0x410
[ 124.726969][ T1085] ? cgroup_seqfile_stop+0xc0/0xc0
[ 124.732343][ T1085] vfs_write+0xb57/0xe50
[ 124.736575][ T1085] ksys_write+0x157/0x260
[ 124.740882][ T1085] __x64_sys_write+0x7b/0x90
[ 124.745443][ T1085] do_syscall_64+0x34/0x70
[ 124.749846][ T1085] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 124.755831][ T1085] RIP: 0033:0x7fecf899e0e9
[ 124.760379][ T1085] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 124.780073][ T1085] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 124.788489][ T1085] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 124.796667][ T1085] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 124.804727][ T1085] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 124.813122][ T1085] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 124.821162][ T1085] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 124.829811][ T1085] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 124.884370][ T23] !!! css_put is zero set CSS_NO_REF
[ 124.890132][ T23] !!! css_put is zero set CSS_NO_REF
[ 124.896001][ T23] !!! css_put is zero set CSS_NO_REF
[ 124.901586][ T1080] FAULT_INJECTION: forcing a failure.
[ 124.901586][ T1080] name failslab, interval 1, probability 0, space 0, times 0
[ 124.914304][ T1080] CPU: 1 PID: 1080 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 124.926867][ T1080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 124.937186][ T1080] Call Trace:
[ 124.940459][ T1080] dump_stack+0x19c/0x1e2
[ 124.944789][ T1080] should_fail+0x3f7/0x5b0
[ 124.949186][ T1080] __should_failslab+0xd2/0x130
[ 124.954027][ T1080] should_failslab+0x9/0x20
[ 124.958596][ T1080] slab_pre_alloc_hook+0x25/0xe0
[ 124.963599][ T1080] ? __kernfs_new_node+0x4c/0x6d0
[ 124.968603][ T1080] __kmalloc_track_caller+0x70/0x300
[ 124.973860][ T1080] ? __kernfs_new_node+0x4c/0x6d0
[ 124.978939][ T1080] kstrdup_const+0x55/0x90
[ 124.983347][ T1080] __kernfs_new_node+0x4c/0x6d0
[ 124.988442][ T1080] ? string+0x29f/0x2b0
[ 124.993267][ T1080] ? vsnprintf+0x1a6c/0x1b30
[ 124.997925][ T1080] kernfs_new_node+0x97/0x170
[ 125.002575][ T1080] __kernfs_create_file+0x4a/0x270
[ 125.007674][ T1080] cgroup_addrm_files+0x99e/0xeb0
[ 125.012708][ T1080] ? delete_node+0x747/0x7a0
[ 125.017472][ T1080] css_populate_dir+0x137/0x370
[ 125.022323][ T1080] cgroup_apply_control_enable+0x5cd/0xf70
[ 125.028114][ T1080] cgroup_apply_control+0x36/0x710
[ 125.033425][ T1080] ? init_wait_entry+0xe0/0xe0
[ 125.038272][ T1080] ? cgroup_kn_lock_live+0x1af/0x370
[ 125.044093][ T1080] cgroup_subtree_control_write+0xd05/0x12d0
[ 125.051034][ T1080] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 125.057143][ T1080] cgroup_file_write+0x22f/0x4f0
[ 125.062413][ T1080] kernfs_fop_write_iter+0x2cd/0x410
[ 125.068715][ T1080] ? cgroup_seqfile_stop+0xc0/0xc0
[ 125.077870][ T1080] vfs_write+0xb57/0xe50
[ 125.086088][ T1080] ksys_write+0x157/0x260
[ 125.091810][ T1080] __x64_sys_write+0x7b/0x90
[ 125.097643][ T1080] do_syscall_64+0x34/0x70
[ 125.103742][ T1080] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 125.110170][ T1080] RIP: 0033:0x7f039e0800e9
[ 125.114768][ T1080] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 125.135153][ T1080] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 125.143569][ T1080] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 125.151732][ T1080] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 125.159919][ T1080] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 125.168511][ T1080] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 125.177161][ T1080] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 125.185856][ T1080] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 125.234474][ T18] !!! css_put is zero set CSS_NO_REF
[ 125.239890][ T18] !!! css_put is zero set CSS_NO_REF
[ 125.245938][ T18] !!! css_put is zero set CSS_NO_REF
[ 125.251385][ T1075] FAULT_INJECTION: forcing a failure.
[ 125.251385][ T1075] name failslab, interval 1, probability 0, space 0, times 0
[ 125.264641][ T1075] CPU: 1 PID: 1075 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 125.277208][ T1075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 125.287688][ T1075] Call Trace:
[ 125.291178][ T1075] dump_stack+0x19c/0x1e2
[ 125.295488][ T1075] should_fail+0x3f7/0x5b0
[ 125.300463][ T1075] __should_failslab+0xd2/0x130
[ 125.305476][ T1075] should_failslab+0x9/0x20
[ 125.310126][ T1075] slab_pre_alloc_hook+0x25/0xe0
[ 125.315124][ T1075] kmem_cache_alloc_trace+0x47/0x2b0
[ 125.320681][ T1075] ? percpu_ref_init+0xd0/0x330
[ 125.325689][ T1075] percpu_ref_init+0xd0/0x330
[ 125.330346][ T1075] ? cgroup_setup_root+0x8a0/0x8a0
[ 125.335529][ T1075] cgroup_apply_control_enable+0x3d2/0xf70
[ 125.341416][ T1075] cgroup_apply_control+0x36/0x710
[ 125.346700][ T1075] ? init_wait_entry+0xe0/0xe0
[ 125.351444][ T1075] ? cgroup_kn_lock_live+0x1af/0x370
[ 125.356709][ T1075] cgroup_subtree_control_write+0xd05/0x12d0
[ 125.362728][ T1075] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 125.368800][ T1075] cgroup_file_write+0x22f/0x4f0
[ 125.374129][ T1075] kernfs_fop_write_iter+0x2cd/0x410
[ 125.379504][ T1075] ? cgroup_seqfile_stop+0xc0/0xc0
[ 125.384692][ T1075] vfs_write+0xb57/0xe50
[ 125.388921][ T1075] ksys_write+0x157/0x260
[ 125.393468][ T1075] __x64_sys_write+0x7b/0x90
[ 125.398409][ T1075] do_syscall_64+0x34/0x70
[ 125.402893][ T1075] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 125.409195][ T1075] RIP: 0033:0x7f9e961620e9
[ 125.413725][ T1075] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 125.433773][ T1075] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 125.442517][ T1075] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 125.451031][ T1075] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 125.462566][ T1075] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 125.470531][ T1075] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 125.479039][ T1075] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 125.524346][ T104] !!! css_put is zero set CSS_NO_REF
[ 125.529900][ T104] !!! css_put is zero set CSS_NO_REF
[ 125.535771][ T1088] FAULT_INJECTION: forcing a failure.
[ 125.535771][ T1088] name failslab, interval 1, probability 0, space 0, times 0
[ 125.548953][ T1088] CPU: 1 PID: 1088 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 125.562273][ T1088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 125.573023][ T1088] Call Trace:
[ 125.576313][ T1088] dump_stack+0x19c/0x1e2
[ 125.580776][ T1088] should_fail+0x3f7/0x5b0
[ 125.585283][ T1088] __should_failslab+0xd2/0x130
[ 125.590345][ T1088] should_failslab+0x9/0x20
[ 125.595865][ T1088] slab_pre_alloc_hook+0x25/0xe0
[ 125.600798][ T1088] ? __kernfs_new_node+0x4c/0x6d0
[ 125.606049][ T1088] __kmalloc_track_caller+0x70/0x300
[ 125.611467][ T1088] ? __kernfs_new_node+0x4c/0x6d0
[ 125.616488][ T1088] kstrdup_const+0x55/0x90
[ 125.620884][ T1088] __kernfs_new_node+0x4c/0x6d0
[ 125.625720][ T1088] ? string+0x29f/0x2b0
[ 125.629975][ T1088] ? vsnprintf+0x1a6c/0x1b30
[ 125.634597][ T1088] kernfs_new_node+0x97/0x170
[ 125.639597][ T1088] __kernfs_create_file+0x4a/0x270
[ 125.644975][ T1088] cgroup_addrm_files+0x99e/0xeb0
[ 125.649993][ T1088] ? delete_node+0x747/0x7a0
[ 125.654570][ T1088] css_populate_dir+0x137/0x370
[ 125.659413][ T1088] cgroup_apply_control_enable+0x5cd/0xf70
[ 125.665300][ T1088] cgroup_apply_control+0x36/0x710
[ 125.670488][ T1088] ? init_wait_entry+0xe0/0xe0
[ 125.675279][ T1088] ? cgroup_kn_lock_live+0x1af/0x370
[ 125.680941][ T1088] cgroup_subtree_control_write+0xd05/0x12d0
[ 125.687263][ T1088] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 125.693805][ T1088] cgroup_file_write+0x22f/0x4f0
[ 125.698817][ T1088] kernfs_fop_write_iter+0x2cd/0x410
[ 125.704172][ T1088] ? cgroup_seqfile_stop+0xc0/0xc0
[ 125.709264][ T1088] vfs_write+0xb57/0xe50
[ 125.713498][ T1088] ksys_write+0x157/0x260
[ 125.717905][ T1088] __x64_sys_write+0x7b/0x90
[ 125.722475][ T1088] do_syscall_64+0x34/0x70
[ 125.727185][ T1088] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 125.733435][ T1088] RIP: 0033:0x7f8c017690e9
[ 125.737955][ T1088] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 125.759384][ T1088] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 125.770186][ T1088] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 125.778342][ T1088] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 125.786659][ T1088] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 125.794921][ T1088] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 125.803144][ T1088] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 125.812273][ T1088] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 125.844538][ T104] !!! css_put is zero set CSS_NO_REF
[ 125.850841][ T104] !!! css_put is zero set CSS_NO_REF
[ 125.856485][ T104] !!! css_put is zero set CSS_NO_REF
[ 125.862243][ T1100] FAULT_INJECTION: forcing a failure.
[ 125.862243][ T1100] name failslab, interval 1, probability 0, space 0, times 0
[ 125.875189][ T1100] CPU: 0 PID: 1100 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 125.887148][ T1100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 125.897189][ T1100] Call Trace:
[ 125.900469][ T1100] dump_stack+0x19c/0x1e2
[ 125.904929][ T1100] should_fail+0x3f7/0x5b0
[ 125.909458][ T1100] __should_failslab+0xd2/0x130
[ 125.914477][ T1100] should_failslab+0x9/0x20
[ 125.919065][ T1100] slab_pre_alloc_hook+0x25/0xe0
[ 125.924286][ T1100] ? __kernfs_new_node+0x4c/0x6d0
[ 125.929636][ T1100] __kmalloc_track_caller+0x70/0x300
[ 125.934922][ T1100] ? __kernfs_new_node+0x4c/0x6d0
[ 125.939937][ T1100] kstrdup_const+0x55/0x90
[ 125.944869][ T1100] __kernfs_new_node+0x4c/0x6d0
[ 125.949870][ T1100] ? string+0x29f/0x2b0
[ 125.954126][ T1100] ? vsnprintf+0x1a6c/0x1b30
[ 125.958859][ T1100] kernfs_new_node+0x97/0x170
[ 125.963552][ T1100] __kernfs_create_file+0x4a/0x270
[ 125.968769][ T1100] cgroup_addrm_files+0x99e/0xeb0
[ 125.973904][ T1100] ? delete_node+0x747/0x7a0
[ 125.978652][ T1100] css_populate_dir+0x137/0x370
[ 125.983572][ T1100] cgroup_apply_control_enable+0x5cd/0xf70
[ 125.989642][ T1100] cgroup_apply_control+0x36/0x710
[ 125.994746][ T1100] ? init_wait_entry+0xe0/0xe0
[ 125.999519][ T1100] ? cgroup_kn_lock_live+0x1af/0x370
[ 126.004935][ T1100] cgroup_subtree_control_write+0xd05/0x12d0
[ 126.011015][ T1100] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 126.016989][ T1100] cgroup_file_write+0x22f/0x4f0
[ 126.021923][ T1100] kernfs_fop_write_iter+0x2cd/0x410
[ 126.027188][ T1100] ? cgroup_seqfile_stop+0xc0/0xc0
[ 126.032371][ T1100] vfs_write+0xb57/0xe50
[ 126.036593][ T1100] ksys_write+0x157/0x260
[ 126.040924][ T1100] __x64_sys_write+0x7b/0x90
[ 126.045597][ T1100] do_syscall_64+0x34/0x70
[ 126.050116][ T1100] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 126.056287][ T1100] RIP: 0033:0x7f039e0800e9
[ 126.060968][ T1100] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 126.081210][ T1100] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 126.089787][ T1100] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 126.099185][ T1100] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 126.107587][ T1100] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 126.115632][ T1100] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 126.123578][ T1100] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 126.131939][ T1100] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 126.197919][ T23] !!! css_put is zero set CSS_NO_REF
[ 126.203436][ T23] !!! css_put is zero set CSS_NO_REF
[ 126.209052][ T23] !!! css_put is zero set CSS_NO_REF
[ 126.215039][ T1106] FAULT_INJECTION: forcing a failure.
[ 126.215039][ T1106] name failslab, interval 1, probability 0, space 0, times 0
[ 126.228169][ T1106] CPU: 0 PID: 1106 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 126.240358][ T1106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 126.250818][ T1106] Call Trace:
[ 126.254131][ T1106] dump_stack+0x19c/0x1e2
[ 126.258723][ T1106] should_fail+0x3f7/0x5b0
[ 126.263234][ T1106] __should_failslab+0xd2/0x130
[ 126.268299][ T1106] should_failslab+0x9/0x20
[ 126.273054][ T1106] slab_pre_alloc_hook+0x25/0xe0
[ 126.277976][ T1106] ? __kernfs_new_node+0x4c/0x6d0
[ 126.283165][ T1106] __kmalloc_track_caller+0x70/0x300
[ 126.288430][ T1106] ? __kernfs_new_node+0x4c/0x6d0
[ 126.293653][ T1106] kstrdup_const+0x55/0x90
[ 126.298069][ T1106] __kernfs_new_node+0x4c/0x6d0
[ 126.302899][ T1106] ? string+0x29f/0x2b0
[ 126.307312][ T1106] ? vsnprintf+0x1a6c/0x1b30
[ 126.311889][ T1106] kernfs_new_node+0x97/0x170
[ 126.316631][ T1106] __kernfs_create_file+0x4a/0x270
[ 126.321817][ T1106] cgroup_addrm_files+0x99e/0xeb0
[ 126.326939][ T1106] ? delete_node+0x747/0x7a0
[ 126.331941][ T1106] css_populate_dir+0x137/0x370
[ 126.337058][ T1106] cgroup_apply_control_enable+0x5cd/0xf70
[ 126.343317][ T1106] cgroup_apply_control+0x36/0x710
[ 126.348959][ T1106] ? init_wait_entry+0xe0/0xe0
[ 126.353823][ T1106] ? cgroup_kn_lock_live+0x1af/0x370
[ 126.359282][ T1106] cgroup_subtree_control_write+0xd05/0x12d0
[ 126.365283][ T1106] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 126.371312][ T1106] cgroup_file_write+0x22f/0x4f0
[ 126.376262][ T1106] kernfs_fop_write_iter+0x2cd/0x410
[ 126.381555][ T1106] ? cgroup_seqfile_stop+0xc0/0xc0
[ 126.386702][ T1106] vfs_write+0xb57/0xe50
[ 126.391014][ T1106] ksys_write+0x157/0x260
[ 126.395313][ T1106] __x64_sys_write+0x7b/0x90
[ 126.399912][ T1106] do_syscall_64+0x34/0x70
[ 126.404444][ T1106] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 126.410522][ T1106] RIP: 0033:0x7f8c017690e9
[ 126.414944][ T1106] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 126.434803][ T1106] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
2022/05/27 17:59:25 executed programs: 247
[ 126.443486][ T1106] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 126.451793][ T1106] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 126.459866][ T1106] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 126.468449][ T1106] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 126.476931][ T1106] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 126.486452][ T1106] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 126.534366][ T104] !!! css_put is zero set CSS_NO_REF
[ 126.540068][ T104] !!! css_put is zero set CSS_NO_REF
[ 126.546257][ T1091] FAULT_INJECTION: forcing a failure.
[ 126.546257][ T1091] name failslab, interval 1, probability 0, space 0, times 0
[ 126.559700][ T1091] CPU: 0 PID: 1091 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 126.572617][ T1091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 126.583530][ T1091] Call Trace:
[ 126.586804][ T1091] dump_stack+0x19c/0x1e2
[ 126.591109][ T1091] should_fail+0x3f7/0x5b0
[ 126.595512][ T1091] __should_failslab+0xd2/0x130
[ 126.600536][ T1091] should_failslab+0x9/0x20
[ 126.605036][ T1091] slab_pre_alloc_hook+0x25/0xe0
[ 126.610940][ T1091] ? __kernfs_new_node+0x4c/0x6d0
[ 126.615977][ T1091] __kmalloc_track_caller+0x70/0x300
[ 126.621292][ T1091] ? __kernfs_new_node+0x4c/0x6d0
[ 126.626316][ T1091] kstrdup_const+0x55/0x90
[ 126.630741][ T1091] __kernfs_new_node+0x4c/0x6d0
[ 126.635577][ T1091] ? string+0x29f/0x2b0
[ 126.639820][ T1091] ? vsnprintf+0x1a6c/0x1b30
[ 126.644397][ T1091] kernfs_new_node+0x97/0x170
[ 126.649186][ T1091] __kernfs_create_file+0x4a/0x270
[ 126.655008][ T1091] cgroup_addrm_files+0x99e/0xeb0
[ 126.660507][ T1091] ? delete_node+0x747/0x7a0
[ 126.665733][ T1091] css_populate_dir+0x137/0x370
[ 126.671108][ T1091] cgroup_apply_control_enable+0x5cd/0xf70
[ 126.677176][ T1091] cgroup_apply_control+0x36/0x710
[ 126.682605][ T1091] ? init_wait_entry+0xe0/0xe0
[ 126.687823][ T1091] ? cgroup_kn_lock_live+0x1af/0x370
[ 126.693496][ T1091] cgroup_subtree_control_write+0xd05/0x12d0
[ 126.700066][ T1091] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 126.706561][ T1091] cgroup_file_write+0x22f/0x4f0
[ 126.712277][ T1091] kernfs_fop_write_iter+0x2cd/0x410
[ 126.717717][ T1091] ? cgroup_seqfile_stop+0xc0/0xc0
[ 126.722894][ T1091] vfs_write+0xb57/0xe50
[ 126.727206][ T1091] ksys_write+0x157/0x260
[ 126.731543][ T1091] __x64_sys_write+0x7b/0x90
[ 126.736291][ T1091] do_syscall_64+0x34/0x70
[ 126.740948][ T1091] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 126.746863][ T1091] RIP: 0033:0x7f075aca70e9
[ 126.751281][ T1091] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 126.771238][ T1091] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 126.780124][ T1091] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 126.788271][ T1091] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 126.796436][ T1091] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 126.804485][ T1091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 126.812621][ T1091] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 126.820733][ T1091] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 126.864329][ T23] !!! css_put is zero set CSS_NO_REF
[ 126.870164][ T23] !!! css_put is zero set CSS_NO_REF
[ 126.875772][ T23] !!! css_put is zero set CSS_NO_REF
[ 126.881228][ T1103] FAULT_INJECTION: forcing a failure.
[ 126.881228][ T1103] name failslab, interval 1, probability 0, space 0, times 0
[ 126.894344][ T1103] CPU: 1 PID: 1103 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 126.906263][ T1103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 126.916681][ T1103] Call Trace:
[ 126.920118][ T1103] dump_stack+0x19c/0x1e2
[ 126.925036][ T1103] should_fail+0x3f7/0x5b0
[ 126.929539][ T1103] __should_failslab+0xd2/0x130
[ 126.934511][ T1103] should_failslab+0x9/0x20
[ 126.939107][ T1103] slab_pre_alloc_hook+0x25/0xe0
[ 126.944718][ T1103] ? __kernfs_new_node+0x4c/0x6d0
[ 126.950172][ T1103] __kmalloc_track_caller+0x70/0x300
[ 126.955452][ T1103] ? __kernfs_new_node+0x4c/0x6d0
[ 126.960614][ T1103] kstrdup_const+0x55/0x90
[ 126.965405][ T1103] __kernfs_new_node+0x4c/0x6d0
[ 126.970455][ T1103] ? string+0x29f/0x2b0
[ 126.974679][ T1103] ? vsnprintf+0x1a6c/0x1b30
[ 126.980555][ T1103] kernfs_new_node+0x97/0x170
[ 126.985212][ T1103] __kernfs_create_file+0x4a/0x270
[ 126.990296][ T1103] cgroup_addrm_files+0x99e/0xeb0
[ 126.995303][ T1103] ? delete_node+0x747/0x7a0
[ 127.000230][ T1103] css_populate_dir+0x137/0x370
[ 127.005131][ T1103] cgroup_apply_control_enable+0x5cd/0xf70
[ 127.011332][ T1103] cgroup_apply_control+0x36/0x710
[ 127.016428][ T1103] ? init_wait_entry+0xe0/0xe0
[ 127.021569][ T1103] ? cgroup_kn_lock_live+0x1af/0x370
[ 127.026872][ T1103] cgroup_subtree_control_write+0xd05/0x12d0
[ 127.032955][ T1103] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 127.039023][ T1103] cgroup_file_write+0x22f/0x4f0
[ 127.043959][ T1103] kernfs_fop_write_iter+0x2cd/0x410
[ 127.049509][ T1103] ? cgroup_seqfile_stop+0xc0/0xc0
[ 127.055438][ T1103] vfs_write+0xb57/0xe50
[ 127.059856][ T1103] ksys_write+0x157/0x260
[ 127.064160][ T1103] __x64_sys_write+0x7b/0x90
[ 127.068755][ T1103] do_syscall_64+0x34/0x70
[ 127.073970][ T1103] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 127.079949][ T1103] RIP: 0033:0x7f9e961620e9
[ 127.084364][ T1103] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 127.104486][ T1103] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 127.113481][ T1103] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 127.121451][ T1103] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 127.129687][ T1103] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 127.137838][ T1103] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 127.145894][ T1103] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 127.154911][ T1103] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 127.164174][ T413] ------------[ cut here ]------------
[ 127.169864][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 127.179440][ T413] Modules linked in:
[ 127.183356][ T413] CPU: 1 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 127.195523][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 127.205868][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 127.211474][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 127.231169][ T413] RSP: 0018:ffffc90000f17dd0 EFLAGS: 00010293
[ 127.237376][ T413] RAX: ffffffff81aeff3c RBX: ffff88811784ba60 RCX: ffff888107a72dc0
[ 127.245788][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 127.253781][ T413] RBP: ffffc90000f17e40 R08: ffffffff81aefc67 R09: fffff520001e2fb2
[ 127.262168][ T413] R10: fffff520001e2fb2 R11: 1ffff920001e2fb1 R12: dffffc0000000000
[ 127.270279][ T413] R13: ffff88811784b980 R14: 00000000ffffffff R15: 0000000000000000
[ 127.278720][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 127.287667][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 127.294348][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506a0
[ 127.302322][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 127.311277][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 127.319662][ T413] Call Trace:
[ 127.322943][ T413] path_umount+0x1ad/0xed0
[ 127.327376][ T413] __x64_sys_umount+0xe8/0x110
[ 127.332139][ T413] do_syscall_64+0x34/0x70
[ 127.336955][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 127.342859][ T413] RIP: 0033:0x7f9e96163557
[ 127.347490][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 127.367379][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 127.375865][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 127.384200][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 127.392386][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 127.400387][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 127.408676][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 127.416662][ T413] ---[ end trace b9d4a1c636ee1495 ]---
[ 127.422181][ T413] ------------[ cut here ]------------
[ 127.427659][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 127.434415][ T5] !!! css_put is zero set CSS_NO_REF
[ 127.436261][ T413] Modules linked in:
[ 127.441522][ T5] !!! css_put is zero set CSS_NO_REF
[ 127.441672][ T1097] FAULT_INJECTION: forcing a failure.
[ 127.441672][ T1097] name failslab, interval 1, probability 0, space 0, times 0
[ 127.445422][ T413] CPU: 1 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 127.445432][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 127.451263][ T1097] CPU: 0 PID: 1097 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 127.463547][ T413] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 127.475026][ T1097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 127.475029][ T1097] Call Trace:
[ 127.475042][ T1097] dump_stack+0x19c/0x1e2
[ 127.475059][ T1097] should_fail+0x3f7/0x5b0
[ 127.485761][ T413] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 127.497417][ T1097] __should_failslab+0xd2/0x130
[ 127.497425][ T1097] should_failslab+0x9/0x20
[ 127.497433][ T1097] slab_pre_alloc_hook+0x25/0xe0
[ 127.497442][ T1097] ? __kernfs_new_node+0x4c/0x6d0
[ 127.497450][ T1097] __kmalloc_track_caller+0x70/0x300
[ 127.497465][ T1097] ? __kernfs_new_node+0x4c/0x6d0
[ 127.502912][ T413] RSP: 0018:ffffc90000f17e30 EFLAGS: 00010293
[ 127.512841][ T1097] kstrdup_const+0x55/0x90
[ 127.512851][ T1097] __kernfs_new_node+0x4c/0x6d0
[ 127.512858][ T1097] ? string+0x29f/0x2b0
[ 127.512872][ T1097] ? vsnprintf+0x1a6c/0x1b30
[ 127.516316][ T413]
[ 127.520790][ T1097] kernfs_new_node+0x97/0x170
[ 127.526104][ T413] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a72dc0
[ 127.545020][ T1097] __kernfs_create_file+0x4a/0x270
[ 127.545031][ T1097] cgroup_addrm_files+0x99e/0xeb0
[ 127.545042][ T1097] ? delete_node+0x747/0x7a0
[ 127.545051][ T1097] css_populate_dir+0x137/0x370
[ 127.545061][ T1097] cgroup_apply_control_enable+0x5cd/0xf70
[ 127.545072][ T1097] cgroup_apply_control+0x36/0x710
[ 127.545081][ T1097] ? init_wait_entry+0xe0/0xe0
[ 127.545090][ T1097] ? cgroup_kn_lock_live+0x1af/0x370
[ 127.545100][ T1097] cgroup_subtree_control_write+0xd05/0x12d0
[ 127.545111][ T1097] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 127.545120][ T1097] cgroup_file_write+0x22f/0x4f0
[ 127.545129][ T1097] kernfs_fop_write_iter+0x2cd/0x410
[ 127.545137][ T1097] ? cgroup_seqfile_stop+0xc0/0xc0
[ 127.545150][ T1097] vfs_write+0xb57/0xe50
[ 127.551644][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 127.555282][ T1097] ksys_write+0x157/0x260
[ 127.555291][ T1097] __x64_sys_write+0x7b/0x90
[ 127.555299][ T1097] do_syscall_64+0x34/0x70
[ 127.555309][ T1097] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 127.555322][ T1097] RIP: 0033:0x7fecf899e0e9
[ 127.560677][ T413] RBP: ffffc90000f17e80 R08: ffffffff81b006e3 R09: fffff520001e2fcd
[ 127.565576][ T1097] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 127.565582][ T1097] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 127.565594][ T1097] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 127.565605][ T1097] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 127.571447][ T413] R10: fffff520001e2fcd R11: 1ffff920001e2fcc R12: ffff88811784b9c8
[ 127.576377][ T1097] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 127.576384][ T1097] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 127.576390][ T1097] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 127.577342][ T1097] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 127.582732][ T413] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 127.835561][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 127.844555][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 127.850758][ T104] !!! css_put is zero set CSS_NO_REF
[ 127.851491][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506a0
[ 127.851510][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 127.857113][ T104] !!! css_put is zero set CSS_NO_REF
[ 127.865918][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 127.874252][ T5] !!! css_put is zero set CSS_NO_REF
[ 127.879524][ T413] Call Trace:
[ 127.888052][ T1109] FAULT_INJECTION: forcing a failure.
[ 127.888052][ T1109] name failslab, interval 1, probability 0, space 0, times 0
[ 127.893137][ T413] __cleanup_mnt+0x19/0x20
[ 127.893147][ T413] task_work_run+0x147/0x1b0
[ 127.893163][ T413] exit_to_user_mode_loop+0xc8/0xe0
[ 127.896750][ T1109] CPU: 0 PID: 1109 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 127.909171][ T413] syscall_exit_to_user_mode+0x77/0xa0
[ 127.913404][ T1109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 127.918361][ T413] do_syscall_64+0x40/0x70
[ 127.923398][ T1109] Call Trace:
[ 127.935305][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 127.940794][ T1109] dump_stack+0x19c/0x1e2
[ 127.953404][ T413] RIP: 0033:0x7f9e96163557
[ 127.957512][ T1109] should_fail+0x3f7/0x5b0
[ 127.957523][ T1109] __should_failslab+0xd2/0x130
[ 127.957531][ T1109] should_failslab+0x9/0x20
[ 127.957545][ T1109] slab_pre_alloc_hook+0x25/0xe0
[ 127.961245][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 127.966913][ T1109] ? __kernfs_new_node+0x4c/0x6d0
[ 127.966924][ T1109] __kmalloc_track_caller+0x70/0x300
[ 127.966932][ T1109] ? __kernfs_new_node+0x4c/0x6d0
[ 127.966940][ T1109] kstrdup_const+0x55/0x90
[ 127.966948][ T1109] __kernfs_new_node+0x4c/0x6d0
[ 127.966957][ T1109] ? string+0x29f/0x2b0
[ 127.966975][ T1109] ? vsnprintf+0x1a6c/0x1b30
[ 127.971923][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246
[ 127.976141][ T1109] kernfs_new_node+0x97/0x170
[ 127.976151][ T1109] __kernfs_create_file+0x4a/0x270
[ 127.976161][ T1109] cgroup_addrm_files+0x99e/0xeb0
[ 127.976171][ T1109] ? delete_node+0x747/0x7a0
[ 127.976180][ T1109] css_populate_dir+0x137/0x370
[ 127.976194][ T1109] cgroup_apply_control_enable+0x5cd/0xf70
[ 127.981043][ T413] ORIG_RAX: 00000000000000a6
[ 127.985706][ T1109] cgroup_apply_control+0x36/0x710
[ 127.985716][ T1109] ? init_wait_entry+0xe0/0xe0
[ 127.985725][ T1109] ? cgroup_kn_lock_live+0x1af/0x370
[ 127.985735][ T1109] cgroup_subtree_control_write+0xd05/0x12d0
[ 127.985750][ T1109] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 127.990549][ T413] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f9e96163557
[ 127.995146][ T1109] cgroup_file_write+0x22f/0x4f0
[ 127.995155][ T1109] kernfs_fop_write_iter+0x2cd/0x410
[ 127.995169][ T1109] ? cgroup_seqfile_stop+0xc0/0xc0
[ 128.014938][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 128.019951][ T1109] vfs_write+0xb57/0xe50
[ 128.025333][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 128.030220][ T1109] ksys_write+0x157/0x260
[ 128.035043][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 128.039947][ T1109] __x64_sys_write+0x7b/0x90
[ 128.045034][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 128.049524][ T1109] do_syscall_64+0x34/0x70
[ 128.055707][ T413] ---[ end trace b9d4a1c636ee1496 ]---
[ 128.060227][ T1109] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 128.206093][ T1109] RIP: 0033:0x7f039e0800e9
[ 128.210755][ T1109] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 128.230931][ T1109] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 128.239344][ T1109] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 128.247493][ T1109] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 128.255482][ T1109] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 128.263626][ T1109] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 128.271932][ T1109] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 128.280783][ T1109] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 128.314348][ T18] !!! css_put is zero set CSS_NO_REF
[ 128.319685][ T18] !!! css_put is zero set CSS_NO_REF
[ 128.325604][ T1121] FAULT_INJECTION: forcing a failure.
[ 128.325604][ T1121] name failslab, interval 1, probability 0, space 0, times 0
[ 128.339549][ T1121] CPU: 1 PID: 1121 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 128.351533][ T1121] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 128.361697][ T1121] Call Trace:
[ 128.364978][ T1121] dump_stack+0x19c/0x1e2
[ 128.369303][ T1121] should_fail+0x3f7/0x5b0
[ 128.373781][ T1121] __should_failslab+0xd2/0x130
[ 128.378709][ T1121] should_failslab+0x9/0x20
[ 128.383191][ T1121] slab_pre_alloc_hook+0x25/0xe0
[ 128.388110][ T1121] ? __kernfs_new_node+0x4c/0x6d0
[ 128.393121][ T1121] __kmalloc_track_caller+0x70/0x300
[ 128.398400][ T1121] ? __kernfs_new_node+0x4c/0x6d0
[ 128.403430][ T1121] kstrdup_const+0x55/0x90
[ 128.407939][ T1121] __kernfs_new_node+0x4c/0x6d0
[ 128.412864][ T1121] ? string+0x29f/0x2b0
[ 128.417103][ T1121] ? vsnprintf+0x1a6c/0x1b30
[ 128.421680][ T1121] kernfs_new_node+0x97/0x170
[ 128.426455][ T1121] __kernfs_create_file+0x4a/0x270
[ 128.432408][ T1121] cgroup_addrm_files+0x99e/0xeb0
[ 128.438020][ T1121] ? delete_node+0x747/0x7a0
[ 128.442600][ T1121] css_populate_dir+0x137/0x370
[ 128.447692][ T1121] cgroup_apply_control_enable+0x5cd/0xf70
[ 128.453581][ T1121] cgroup_apply_control+0x36/0x710
[ 128.458849][ T1121] ? init_wait_entry+0xe0/0xe0
[ 128.463706][ T1121] ? cgroup_kn_lock_live+0x1af/0x370
[ 128.468981][ T1121] cgroup_subtree_control_write+0xd05/0x12d0
[ 128.474935][ T1121] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 128.480901][ T1121] cgroup_file_write+0x22f/0x4f0
[ 128.485839][ T1121] kernfs_fop_write_iter+0x2cd/0x410
[ 128.491108][ T1121] ? cgroup_seqfile_stop+0xc0/0xc0
[ 128.496290][ T1121] vfs_write+0xb57/0xe50
[ 128.500800][ T1121] ksys_write+0x157/0x260
[ 128.505144][ T1121] __x64_sys_write+0x7b/0x90
[ 128.509909][ T1121] do_syscall_64+0x34/0x70
[ 128.514437][ T1121] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 128.520999][ T1121] RIP: 0033:0x7fecf899e0e9
[ 128.528989][ T1121] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 128.549491][ T1121] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 128.558405][ T1121] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 128.566971][ T1121] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 128.575377][ T1121] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 128.583348][ T1121] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 128.591306][ T1121] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 128.599918][ T1121] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 128.644407][ T23] !!! css_put is zero set CSS_NO_REF
[ 128.649808][ T23] !!! css_put is zero set CSS_NO_REF
[ 128.655515][ T23] !!! css_put is zero set CSS_NO_REF
[ 128.661018][ T1115] FAULT_INJECTION: forcing a failure.
[ 128.661018][ T1115] name failslab, interval 1, probability 0, space 0, times 0
[ 128.678251][ T1115] CPU: 1 PID: 1115 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 128.690289][ T1115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 128.700423][ T1115] Call Trace:
[ 128.703693][ T1115] dump_stack+0x19c/0x1e2
[ 128.708061][ T1115] should_fail+0x3f7/0x5b0
[ 128.712577][ T1115] __should_failslab+0xd2/0x130
[ 128.718967][ T1115] should_failslab+0x9/0x20
[ 128.723766][ T1115] slab_pre_alloc_hook+0x25/0xe0
[ 128.728920][ T1115] ? __kernfs_new_node+0x4c/0x6d0
[ 128.734423][ T1115] __kmalloc_track_caller+0x70/0x300
[ 128.739887][ T1115] ? __kernfs_new_node+0x4c/0x6d0
[ 128.745100][ T1115] kstrdup_const+0x55/0x90
[ 128.749508][ T1115] __kernfs_new_node+0x4c/0x6d0
[ 128.754575][ T1115] ? string+0x29f/0x2b0
[ 128.758772][ T1115] ? vsnprintf+0x1a6c/0x1b30
[ 128.764408][ T1115] kernfs_new_node+0x97/0x170
[ 128.769288][ T1115] __kernfs_create_file+0x4a/0x270
[ 128.774570][ T1115] cgroup_addrm_files+0x99e/0xeb0
[ 128.779687][ T1115] ? delete_node+0x747/0x7a0
[ 128.784526][ T1115] css_populate_dir+0x137/0x370
[ 128.794149][ T1115] cgroup_apply_control_enable+0x5cd/0xf70
[ 128.799944][ T1115] cgroup_apply_control+0x36/0x710
[ 128.805249][ T1115] ? init_wait_entry+0xe0/0xe0
[ 128.810144][ T1115] ? cgroup_kn_lock_live+0x1af/0x370
[ 128.815917][ T1115] cgroup_subtree_control_write+0xd05/0x12d0
[ 128.822117][ T1115] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 128.828104][ T1115] cgroup_file_write+0x22f/0x4f0
[ 128.833041][ T1115] kernfs_fop_write_iter+0x2cd/0x410
[ 128.838586][ T1115] ? cgroup_seqfile_stop+0xc0/0xc0
[ 128.843970][ T1115] vfs_write+0xb57/0xe50
[ 128.848302][ T1115] ksys_write+0x157/0x260
[ 128.852687][ T1115] __x64_sys_write+0x7b/0x90
[ 128.857535][ T1115] do_syscall_64+0x34/0x70
[ 128.861948][ T1115] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 128.868307][ T1115] RIP: 0033:0x7f075aca70e9
[ 128.872868][ T1115] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 128.893074][ T1115] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 128.901732][ T1115] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 128.911692][ T1115] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 128.920883][ T1115] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 128.928859][ T1115] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 128.937090][ T1115] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 128.946558][ T1115] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 128.994434][ T104] !!! css_put is zero set CSS_NO_REF
[ 128.999803][ T104] !!! css_put is zero set CSS_NO_REF
[ 129.005425][ T104] !!! css_put is zero set CSS_NO_REF
[ 129.010877][ T1125] FAULT_INJECTION: forcing a failure.
[ 129.010877][ T1125] name failslab, interval 1, probability 0, space 0, times 0
[ 129.024525][ T1125] CPU: 0 PID: 1125 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 129.036440][ T1125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 129.046889][ T1125] Call Trace:
[ 129.050525][ T1125] dump_stack+0x19c/0x1e2
[ 129.055021][ T1125] should_fail+0x3f7/0x5b0
[ 129.059614][ T1125] __should_failslab+0xd2/0x130
[ 129.064539][ T1125] should_failslab+0x9/0x20
[ 129.069132][ T1125] slab_pre_alloc_hook+0x25/0xe0
[ 129.074048][ T1125] ? __kernfs_new_node+0x4c/0x6d0
[ 129.079079][ T1125] __kmalloc_track_caller+0x70/0x300
[ 129.084382][ T1125] ? __kernfs_new_node+0x4c/0x6d0
[ 129.089397][ T1125] kstrdup_const+0x55/0x90
[ 129.093811][ T1125] __kernfs_new_node+0x4c/0x6d0
[ 129.099553][ T1125] ? string+0x29f/0x2b0
[ 129.104152][ T1125] ? vsnprintf+0x1a6c/0x1b30
[ 129.109032][ T1125] kernfs_new_node+0x97/0x170
[ 129.113821][ T1125] __kernfs_create_file+0x4a/0x270
[ 129.118939][ T1125] cgroup_addrm_files+0x99e/0xeb0
[ 129.124463][ T1125] ? delete_node+0x747/0x7a0
[ 129.129998][ T1125] css_populate_dir+0x137/0x370
[ 129.134930][ T1125] cgroup_apply_control_enable+0x5cd/0xf70
[ 129.140762][ T1125] cgroup_apply_control+0x36/0x710
[ 129.146231][ T1125] ? init_wait_entry+0xe0/0xe0
[ 129.151794][ T1125] ? cgroup_kn_lock_live+0x1af/0x370
[ 129.157502][ T1125] cgroup_subtree_control_write+0xd05/0x12d0
[ 129.164215][ T1125] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 129.170609][ T1125] cgroup_file_write+0x22f/0x4f0
[ 129.175850][ T1125] kernfs_fop_write_iter+0x2cd/0x410
[ 129.181400][ T1125] ? cgroup_seqfile_stop+0xc0/0xc0
[ 129.186488][ T1125] vfs_write+0xb57/0xe50
[ 129.190707][ T1125] ksys_write+0x157/0x260
[ 129.195009][ T1125] __x64_sys_write+0x7b/0x90
[ 129.199572][ T1125] do_syscall_64+0x34/0x70
[ 129.204077][ T1125] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 129.209946][ T1125] RIP: 0033:0x7f9e961620e9
[ 129.214357][ T1125] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 129.234022][ T1125] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 129.242549][ T1125] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 129.250942][ T1125] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 129.259053][ T1125] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 129.267192][ T1125] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 129.275322][ T1125] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 129.283524][ T1125] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 129.374499][ T23] !!! css_put is zero set CSS_NO_REF
[ 129.379815][ T23] !!! css_put is zero set CSS_NO_REF
[ 129.385506][ T1126] FAULT_INJECTION: forcing a failure.
[ 129.385506][ T1126] name failslab, interval 1, probability 0, space 0, times 0
[ 129.398823][ T1126] CPU: 1 PID: 1126 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 129.410803][ T1126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 129.421101][ T1126] Call Trace:
[ 129.424382][ T1126] dump_stack+0x19c/0x1e2
[ 129.428802][ T1126] should_fail+0x3f7/0x5b0
[ 129.433402][ T1126] __should_failslab+0xd2/0x130
[ 129.439370][ T1126] should_failslab+0x9/0x20
[ 129.444392][ T1126] slab_pre_alloc_hook+0x25/0xe0
[ 129.449514][ T1126] ? __kernfs_new_node+0x4c/0x6d0
[ 129.457134][ T1126] __kmalloc_track_caller+0x70/0x300
[ 129.462428][ T1126] ? __kernfs_new_node+0x4c/0x6d0
[ 129.467457][ T1126] kstrdup_const+0x55/0x90
[ 129.471996][ T1126] __kernfs_new_node+0x4c/0x6d0
[ 129.476854][ T1126] ? string+0x29f/0x2b0
[ 129.481065][ T1126] ? vsnprintf+0x1a6c/0x1b30
[ 129.486234][ T1126] kernfs_new_node+0x97/0x170
[ 129.492544][ T1126] __kernfs_create_file+0x4a/0x270
[ 129.498325][ T1126] cgroup_addrm_files+0x99e/0xeb0
[ 129.503348][ T1126] ? delete_node+0x747/0x7a0
[ 129.508214][ T1126] css_populate_dir+0x137/0x370
[ 129.513160][ T1126] cgroup_apply_control_enable+0x5cd/0xf70
[ 129.519003][ T1126] cgroup_apply_control+0x36/0x710
[ 129.524199][ T1126] ? init_wait_entry+0xe0/0xe0
[ 129.529246][ T1126] ? cgroup_kn_lock_live+0x1af/0x370
[ 129.534880][ T1126] cgroup_subtree_control_write+0xd05/0x12d0
[ 129.541293][ T1126] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 129.547434][ T1126] cgroup_file_write+0x22f/0x4f0
[ 129.559573][ T1126] kernfs_fop_write_iter+0x2cd/0x410
[ 129.570168][ T1126] ? cgroup_seqfile_stop+0xc0/0xc0
[ 129.577094][ T1126] vfs_write+0xb57/0xe50
[ 129.581622][ T1126] ksys_write+0x157/0x260
[ 129.586386][ T1126] __x64_sys_write+0x7b/0x90
[ 129.591516][ T1126] do_syscall_64+0x34/0x70
[ 129.596096][ T1126] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 129.602265][ T1126] RIP: 0033:0x7f039e0800e9
[ 129.607154][ T1126] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 129.627539][ T1126] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 129.636034][ T1126] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 129.644486][ T1126] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 129.652494][ T1126] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 129.660734][ T1126] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 129.668785][ T1126] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 129.677226][ T1126] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 129.686108][ T406] ------------[ cut here ]------------
[ 129.691595][ T406] WARNING: CPU: 0 PID: 406 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 129.701097][ T406] Modules linked in:
[ 129.705129][ T406] CPU: 0 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 129.717363][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 129.727472][ T406] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 129.733272][ T406] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 129.753108][ T406] RSP: 0018:ffffc90000ea7dd0 EFLAGS: 00010293
[ 129.760419][ T406] RAX: ffffffff81aeff3c RBX: ffff88810c314260 RCX: ffff8881026f8000
[ 129.768829][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 129.777795][ T406] RBP: ffffc90000ea7e40 R08: ffffffff81aefc67 R09: fffff520001d4fb2
[ 129.785950][ T406] R10: fffff520001d4fb2 R11: 1ffff920001d4fb1 R12: dffffc0000000000
[ 129.794290][ T406] R13: ffff88810c314180 R14: 00000000ffffffff R15: 0000000000000000
[ 129.809738][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 129.818813][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 129.825499][ T406] CR2: 00007ffdcaaddce8 CR3: 0000000116ea6000 CR4: 00000000003506b0
[ 129.833458][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 129.841657][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 129.850196][ T406] Call Trace:
[ 129.854151][ T406] path_umount+0x1ad/0xed0
[ 129.858912][ T406] __x64_sys_umount+0xe8/0x110
[ 129.863692][ T406] do_syscall_64+0x34/0x70
[ 129.868751][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 129.875088][ T406] RIP: 0033:0x7f039e081557
[ 129.879554][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 129.899808][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 129.909316][ T406] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f039e081557
[ 129.919026][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 129.927162][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 129.935224][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 129.943458][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 129.951746][ T406] ---[ end trace b9d4a1c636ee1497 ]---
[ 129.957949][ T406] ------------[ cut here ]------------
[ 129.963555][ T406] WARNING: CPU: 1 PID: 406 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 129.973134][ T406] Modules linked in:
[ 129.977538][ T67] !!! css_put is zero set CSS_NO_REF
[ 129.977738][ T406] CPU: 1 PID: 406 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 129.983027][ T67] !!! css_put is zero set CSS_NO_REF
[ 129.994960][ T406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 130.000607][ T1094] FAULT_INJECTION: forcing a failure.
[ 130.000607][ T1094] name failslab, interval 1, probability 0, space 0, times 0
[ 130.010582][ T406] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 130.023642][ T1094] CPU: 0 PID: 1094 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 130.028620][ T406] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 130.040153][ T1094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 130.040158][ T1094] Call Trace:
[ 130.040171][ T1094] dump_stack+0x19c/0x1e2
[ 130.040188][ T1094] should_fail+0x3f7/0x5b0
[ 130.060674][ T406] RSP: 0018:ffffc90000ea7e30 EFLAGS: 00010293
[ 130.070725][ T1094] __should_failslab+0xd2/0x130
[ 130.070735][ T1094] should_failslab+0x9/0x20
[ 130.070743][ T1094] slab_pre_alloc_hook+0x25/0xe0
[ 130.070753][ T1094] ? __kernfs_new_node+0x4c/0x6d0
[ 130.070772][ T1094] __kmalloc_track_caller+0x70/0x300
[ 130.074347][ T406]
[ 130.078571][ T1094] ? __kernfs_new_node+0x4c/0x6d0
[ 130.082983][ T406] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff8881026f8000
[ 130.089231][ T1094] kstrdup_const+0x55/0x90
[ 130.089243][ T1094] __kernfs_new_node+0x4c/0x6d0
[ 130.089264][ T1094] ? string+0x29f/0x2b0
[ 130.094772][ T406] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 130.099243][ T1094] ? vsnprintf+0x1a6c/0x1b30
[ 130.104183][ T406] RBP: ffffc90000ea7e80 R08: ffffffff81b006e3 R09: fffff520001d4fcd
[ 130.109215][ T1094] kernfs_new_node+0x97/0x170
[ 130.109228][ T1094] __kernfs_create_file+0x4a/0x270
[ 130.114594][ T406] R10: fffff520001d4fcd R11: 1ffff920001d4fcc R12: ffff88810c3141c8
[ 130.116908][ T1094] cgroup_addrm_files+0x99e/0xeb0
[ 130.122274][ T406] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 130.131096][ T1094] ? delete_node+0x747/0x7a0
[ 130.131111][ T1094] css_populate_dir+0x137/0x370
[ 130.135592][ T406] FS: 0000555556b4a400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 130.140594][ T1094] cgroup_apply_control_enable+0x5cd/0xf70
[ 130.144727][ T406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 130.152673][ T1094] cgroup_apply_control+0x36/0x710
[ 130.157325][ T406] CR2: 00007f9e96245058 CR3: 0000000116ea6000 CR4: 00000000003506a0
[ 130.166043][ T1094] ? init_wait_entry+0xe0/0xe0
[ 130.166057][ T1094] ? cgroup_kn_lock_live+0x1af/0x370
[ 130.170801][ T406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 130.176321][ T1094] cgroup_subtree_control_write+0xd05/0x12d0
[ 130.176335][ T1094] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 130.184777][ T406] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 130.190425][ T1094] cgroup_file_write+0x22f/0x4f0
[ 130.198656][ T406] Call Trace:
[ 130.203522][ T1094] kernfs_fop_write_iter+0x2cd/0x410
[ 130.208442][ T406] __cleanup_mnt+0x19/0x20
[ 130.217429][ T1094] ? cgroup_seqfile_stop+0xc0/0xc0
[ 130.217444][ T1094] vfs_write+0xb57/0xe50
[ 130.223226][ T406] task_work_run+0x147/0x1b0
[ 130.229864][ T1094] ksys_write+0x157/0x260
[ 130.229878][ T1094] __x64_sys_write+0x7b/0x90
[ 130.234965][ T406] exit_to_user_mode_loop+0xc8/0xe0
[ 130.242912][ T1094] do_syscall_64+0x34/0x70
[ 130.247824][ T406] syscall_exit_to_user_mode+0x77/0xa0
[ 130.253467][ T1094] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 130.261814][ T406] do_syscall_64+0x40/0x70
[ 130.267862][ T1094] RIP: 0033:0x7fa66af510e9
[ 130.267875][ T1094] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 130.267881][ T1094] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 130.274067][ T406] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 130.282138][ T1094] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 130.282145][ T1094] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 130.282157][ T1094] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 130.287071][ T406] RIP: 0033:0x7f039e081557
[ 130.290322][ T1094] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 130.295847][ T406] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 130.300333][ T1094] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 130.305519][ T406] RSP: 002b:00007ffdcaade428 EFLAGS: 00000246
[ 130.310258][ T1094] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 130.315172][ T406] ORIG_RAX: 00000000000000a6
[ 130.474417][ T406] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f039e081557
[ 130.482416][ T406] RDX: 00007ffdcaade4fa RSI: 000000000000000a RDI: 00007ffdcaade4f0
[ 130.491198][ T406] RBP: 00007ffdcaade4f0 R08: 00000000ffffffff R09: 00007ffdcaade2c0
[ 130.494416][ T382] !!! css_put is zero set CSS_NO_REF
[ 130.499301][ T406] R10: 0000555556b4bba3 R11: 0000000000000246 R12: 00007f039e0d91f8
[ 130.504651][ T382] !!! css_put is zero set CSS_NO_REF
[ 130.512975][ T406] R13: 00007ffdcaadf5b0 R14: 0000555556b4bb00 R15: 00007ffdcaadf5f0
[ 130.518621][ T382] !!! css_put is zero set CSS_NO_REF
[ 130.526889][ T406] ---[ end trace b9d4a1c636ee1498 ]---
[ 130.534681][ T1137] FAULT_INJECTION: forcing a failure.
[ 130.534681][ T1137] name failslab, interval 1, probability 0, space 0, times 0
[ 130.551059][ T1137] CPU: 0 PID: 1137 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 130.563684][ T1137] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 130.574720][ T1137] Call Trace:
[ 130.578120][ T1137] dump_stack+0x19c/0x1e2
[ 130.583362][ T1137] should_fail+0x3f7/0x5b0
[ 130.587907][ T1137] __should_failslab+0xd2/0x130
[ 130.593412][ T1137] should_failslab+0x9/0x20
[ 130.598176][ T1137] slab_pre_alloc_hook+0x25/0xe0
[ 130.603268][ T1137] ? __kernfs_new_node+0x4c/0x6d0
[ 130.609480][ T1137] __kmalloc_track_caller+0x70/0x300
[ 130.614945][ T1137] ? __kernfs_new_node+0x4c/0x6d0
[ 130.620069][ T1137] kstrdup_const+0x55/0x90
[ 130.624775][ T1137] __kernfs_new_node+0x4c/0x6d0
[ 130.629846][ T1137] ? string+0x29f/0x2b0
[ 130.634586][ T1137] ? vsnprintf+0x1a6c/0x1b30
[ 130.639497][ T1137] kernfs_new_node+0x97/0x170
[ 130.644534][ T1137] __kernfs_create_file+0x4a/0x270
[ 130.650327][ T1137] cgroup_addrm_files+0x99e/0xeb0
[ 130.655436][ T1137] ? delete_node+0x747/0x7a0
[ 130.660246][ T1137] css_populate_dir+0x137/0x370
[ 130.665079][ T1137] cgroup_apply_control_enable+0x5cd/0xf70
[ 130.670959][ T1137] cgroup_apply_control+0x36/0x710
[ 130.676255][ T1137] ? init_wait_entry+0xe0/0xe0
[ 130.681112][ T1137] ? cgroup_kn_lock_live+0x1af/0x370
[ 130.687028][ T1137] cgroup_subtree_control_write+0xd05/0x12d0
[ 130.693089][ T1137] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 130.700543][ T1137] cgroup_file_write+0x22f/0x4f0
[ 130.706094][ T1137] kernfs_fop_write_iter+0x2cd/0x410
[ 130.712065][ T1137] ? cgroup_seqfile_stop+0xc0/0xc0
[ 130.718223][ T1137] vfs_write+0xb57/0xe50
[ 130.722495][ T1137] ksys_write+0x157/0x260
[ 130.727273][ T1137] __x64_sys_write+0x7b/0x90
[ 130.731944][ T1137] do_syscall_64+0x34/0x70
[ 130.736640][ T1137] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 130.743004][ T1137] RIP: 0033:0x7fa66af510e9
[ 130.747857][ T1137] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 130.768759][ T1137] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 130.777635][ T1137] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 130.785613][ T1137] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 130.794358][ T1137] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 130.803077][ T1137] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 130.813002][ T1137] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 130.821344][ T1137] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 130.854454][ T382] !!! css_put is zero set CSS_NO_REF
[ 130.860721][ T382] !!! css_put is zero set CSS_NO_REF
[ 130.867063][ T1112] FAULT_INJECTION: forcing a failure.
[ 130.867063][ T1112] name failslab, interval 1, probability 0, space 0, times 0
[ 130.880983][ T1112] CPU: 0 PID: 1112 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 130.892882][ T1112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 130.904993][ T1112] Call Trace:
[ 130.909072][ T1112] dump_stack+0x19c/0x1e2
[ 130.913837][ T1112] should_fail+0x3f7/0x5b0
[ 130.918380][ T1112] __should_failslab+0xd2/0x130
[ 130.923786][ T1112] should_failslab+0x9/0x20
[ 130.928910][ T1112] slab_pre_alloc_hook+0x25/0xe0
[ 130.934076][ T1112] kmem_cache_alloc_trace+0x47/0x2b0
[ 130.939927][ T1112] ? percpu_ref_init+0xd0/0x330
[ 130.945566][ T1112] percpu_ref_init+0xd0/0x330
[ 130.950439][ T1112] ? cgroup_setup_root+0x8a0/0x8a0
[ 130.955651][ T1112] cgroup_apply_control_enable+0x3d2/0xf70
[ 130.962524][ T1112] cgroup_apply_control+0x36/0x710
[ 130.968009][ T1112] ? init_wait_entry+0xe0/0xe0
[ 130.973070][ T1112] ? cgroup_kn_lock_live+0x1af/0x370
[ 130.978776][ T1112] cgroup_subtree_control_write+0xd05/0x12d0
[ 130.985009][ T1112] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 130.991561][ T1112] cgroup_file_write+0x22f/0x4f0
[ 130.996898][ T1112] kernfs_fop_write_iter+0x2cd/0x410
[ 131.002504][ T1112] ? cgroup_seqfile_stop+0xc0/0xc0
[ 131.008299][ T1112] vfs_write+0xb57/0xe50
[ 131.014713][ T1112] ksys_write+0x157/0x260
[ 131.019378][ T1112] __x64_sys_write+0x7b/0x90
[ 131.023977][ T1112] do_syscall_64+0x34/0x70
[ 131.028722][ T1112] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 131.034902][ T1112] RIP: 0033:0x7f8c017690e9
[ 131.039418][ T1112] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 131.060190][ T1112] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 131.068770][ T1112] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 131.077283][ T1112] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 131.085352][ T1112] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 131.093798][ T1112] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 131.101910][ T1112] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 131.134443][ T382] !!! css_put is zero set CSS_NO_REF
[ 131.139925][ T382] !!! css_put is zero set CSS_NO_REF
[ 131.145840][ T1133] FAULT_INJECTION: forcing a failure.
[ 131.145840][ T1133] name failslab, interval 1, probability 0, space 0, times 0
[ 131.160292][ T1133] CPU: 1 PID: 1133 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 131.173345][ T1133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 131.184060][ T1133] Call Trace:
[ 131.187445][ T1133] dump_stack+0x19c/0x1e2
[ 131.192116][ T1133] should_fail+0x3f7/0x5b0
[ 131.197415][ T1133] __should_failslab+0xd2/0x130
[ 131.202265][ T1133] should_failslab+0x9/0x20
[ 131.206779][ T1133] slab_pre_alloc_hook+0x25/0xe0
[ 131.212384][ T1133] ? __kernfs_new_node+0x4c/0x6d0
[ 131.217462][ T1133] __kmalloc_track_caller+0x70/0x300
[ 131.222811][ T1133] ? __kernfs_new_node+0x4c/0x6d0
[ 131.227991][ T1133] kstrdup_const+0x55/0x90
[ 131.232388][ T1133] __kernfs_new_node+0x4c/0x6d0
[ 131.237230][ T1133] ? string+0x29f/0x2b0
[ 131.241588][ T1133] ? vsnprintf+0x1a6c/0x1b30
[ 131.246251][ T1133] kernfs_new_node+0x97/0x170
[ 131.250908][ T1133] __kernfs_create_file+0x4a/0x270
[ 131.256104][ T1133] cgroup_addrm_files+0x99e/0xeb0
[ 131.261312][ T1133] ? delete_node+0x747/0x7a0
[ 131.266079][ T1133] css_populate_dir+0x137/0x370
[ 131.271005][ T1133] cgroup_apply_control_enable+0x5cd/0xf70
[ 131.276949][ T1133] cgroup_apply_control+0x36/0x710
[ 131.283505][ T1133] ? init_wait_entry+0xe0/0xe0
[ 131.288422][ T1133] ? cgroup_kn_lock_live+0x1af/0x370
[ 131.293850][ T1133] cgroup_subtree_control_write+0xd05/0x12d0
[ 131.299997][ T1133] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 131.306312][ T1133] cgroup_file_write+0x22f/0x4f0
[ 131.311697][ T1133] kernfs_fop_write_iter+0x2cd/0x410
[ 131.317174][ T1133] ? cgroup_seqfile_stop+0xc0/0xc0
[ 131.323144][ T1133] vfs_write+0xb57/0xe50
[ 131.327378][ T1133] ksys_write+0x157/0x260
[ 131.331684][ T1133] __x64_sys_write+0x7b/0x90
[ 131.336552][ T1133] do_syscall_64+0x34/0x70
[ 131.340962][ T1133] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 131.347020][ T1133] RIP: 0033:0x7f9e961620e9
[ 131.351510][ T1133] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 131.372221][ T1133] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 131.380754][ T1133] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 131.389244][ T1133] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 131.397806][ T1133] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 131.405985][ T1133] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 131.414295][ T1133] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 131.423428][ T1133] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 131.444362][ T377] !!! css_put is zero set CSS_NO_REF
[ 131.450693][ T377] !!! css_put is zero set CSS_NO_REF
[ 131.457272][ T377] !!! css_put is zero set CSS_NO_REF
[ 131.463570][ T1134] FAULT_INJECTION: forcing a failure.
[ 131.463570][ T1134] name failslab, interval 1, probability 0, space 0, times 0
[ 131.477314][ T1134] CPU: 1 PID: 1134 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 131.489226][ T1134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 131.499579][ T1134] Call Trace:
[ 131.502949][ T1134] dump_stack+0x19c/0x1e2
[ 131.507373][ T1134] should_fail+0x3f7/0x5b0
[ 131.512000][ T1134] __should_failslab+0xd2/0x130
[ 131.517924][ T1134] should_failslab+0x9/0x20
[ 131.522676][ T1134] slab_pre_alloc_hook+0x25/0xe0
[ 131.527620][ T1134] ? __kernfs_new_node+0x4c/0x6d0
[ 131.532995][ T1134] __kmalloc_track_caller+0x70/0x300
[ 131.538931][ T1134] ? __kernfs_new_node+0x4c/0x6d0
[ 131.544540][ T1134] kstrdup_const+0x55/0x90
[ 131.549300][ T1134] __kernfs_new_node+0x4c/0x6d0
[ 131.554445][ T1134] ? string+0x29f/0x2b0
[ 131.559749][ T1134] ? vsnprintf+0x1a6c/0x1b30
[ 131.565685][ T1134] kernfs_new_node+0x97/0x170
[ 131.570486][ T1134] __kernfs_create_file+0x4a/0x270
[ 131.575695][ T1134] cgroup_addrm_files+0x99e/0xeb0
[ 131.581158][ T1134] ? delete_node+0x747/0x7a0
[ 131.585872][ T1134] css_populate_dir+0x137/0x370
[ 131.590969][ T1134] cgroup_apply_control_enable+0x5cd/0xf70
[ 131.597095][ T1134] cgroup_apply_control+0x36/0x710
[ 131.602312][ T1134] ? init_wait_entry+0xe0/0xe0
[ 131.607467][ T1134] ? cgroup_kn_lock_live+0x1af/0x370
[ 131.613222][ T1134] cgroup_subtree_control_write+0xd05/0x12d0
[ 131.622070][ T1134] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 131.628275][ T1134] cgroup_file_write+0x22f/0x4f0
[ 131.633716][ T1134] kernfs_fop_write_iter+0x2cd/0x410
[ 131.639161][ T1134] ? cgroup_seqfile_stop+0xc0/0xc0
[ 131.644393][ T1134] vfs_write+0xb57/0xe50
[ 131.649059][ T1134] ksys_write+0x157/0x260
[ 131.653855][ T1134] __x64_sys_write+0x7b/0x90
[ 131.659864][ T1134] do_syscall_64+0x34/0x70
[ 131.664630][ T1134] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 131.671253][ T1134] RIP: 0033:0x7f075aca70e9
[ 131.675930][ T1134] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 131.698089][ T1134] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 131.707421][ T1134] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 131.716346][ T1134] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 131.724680][ T1134] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 131.733074][ T1134] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
2022/05/27 17:59:30 executed programs: 262
[ 131.741466][ T1134] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 131.749678][ T1134] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 131.784370][ T377] !!! css_put is zero set CSS_NO_REF
[ 131.790138][ T377] !!! css_put is zero set CSS_NO_REF
[ 131.795744][ T377] !!! css_put is zero set CSS_NO_REF
[ 131.801470][ T1143] FAULT_INJECTION: forcing a failure.
[ 131.801470][ T1143] name failslab, interval 1, probability 0, space 0, times 0
[ 131.814773][ T1143] CPU: 1 PID: 1143 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 131.827167][ T1143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 131.837642][ T1143] Call Trace:
[ 131.840926][ T1143] dump_stack+0x19c/0x1e2
[ 131.846551][ T1143] should_fail+0x3f7/0x5b0
[ 131.851882][ T1143] __should_failslab+0xd2/0x130
[ 131.857070][ T1143] should_failslab+0x9/0x20
[ 131.861833][ T1143] slab_pre_alloc_hook+0x25/0xe0
[ 131.866973][ T1143] ? __kernfs_new_node+0x4c/0x6d0
[ 131.872313][ T1143] __kmalloc_track_caller+0x70/0x300
[ 131.878206][ T1143] ? __kernfs_new_node+0x4c/0x6d0
[ 131.883221][ T1143] kstrdup_const+0x55/0x90
[ 131.887642][ T1143] __kernfs_new_node+0x4c/0x6d0
[ 131.892487][ T1143] ? string+0x29f/0x2b0
[ 131.896756][ T1143] ? vsnprintf+0x1a6c/0x1b30
[ 131.901383][ T1143] kernfs_new_node+0x97/0x170
[ 131.906451][ T1143] __kernfs_create_file+0x4a/0x270
[ 131.911653][ T1143] cgroup_addrm_files+0x99e/0xeb0
[ 131.917559][ T1143] ? delete_node+0x747/0x7a0
[ 131.923274][ T1143] css_populate_dir+0x137/0x370
[ 131.929201][ T1143] cgroup_apply_control_enable+0x5cd/0xf70
[ 131.935975][ T1143] cgroup_apply_control+0x36/0x710
[ 131.941299][ T1143] ? init_wait_entry+0xe0/0xe0
[ 131.946051][ T1143] ? cgroup_kn_lock_live+0x1af/0x370
[ 131.951429][ T1143] cgroup_subtree_control_write+0xd05/0x12d0
[ 131.957739][ T1143] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 131.963796][ T1143] cgroup_file_write+0x22f/0x4f0
[ 131.968921][ T1143] kernfs_fop_write_iter+0x2cd/0x410
[ 131.974214][ T1143] ? cgroup_seqfile_stop+0xc0/0xc0
[ 131.979423][ T1143] vfs_write+0xb57/0xe50
[ 131.983941][ T1143] ksys_write+0x157/0x260
[ 131.989242][ T1143] __x64_sys_write+0x7b/0x90
[ 131.993935][ T1143] do_syscall_64+0x34/0x70
[ 131.998416][ T1143] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 132.004394][ T1143] RIP: 0033:0x7f039e0800e9
[ 132.008879][ T1143] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 132.028549][ T1143] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 132.038630][ T1143] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 132.046590][ T1143] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 132.054626][ T1143] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 132.062764][ T1143] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 132.070713][ T1143] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 132.080088][ T1143] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 132.124358][ T104] !!! css_put is zero set CSS_NO_REF
[ 132.129872][ T104] !!! css_put is zero set CSS_NO_REF
[ 132.136045][ T1147] FAULT_INJECTION: forcing a failure.
[ 132.136045][ T1147] name failslab, interval 1, probability 0, space 0, times 0
[ 132.150223][ T1147] CPU: 1 PID: 1147 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 132.162058][ T1147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 132.172482][ T1147] Call Trace:
[ 132.175853][ T1147] dump_stack+0x19c/0x1e2
[ 132.180271][ T1147] should_fail+0x3f7/0x5b0
[ 132.184673][ T1147] __should_failslab+0xd2/0x130
[ 132.189954][ T1147] should_failslab+0x9/0x20
[ 132.194609][ T1147] slab_pre_alloc_hook+0x25/0xe0
[ 132.199533][ T1147] ? __kernfs_new_node+0x4c/0x6d0
[ 132.204544][ T1147] __kmalloc_track_caller+0x70/0x300
[ 132.209829][ T1147] ? __kernfs_new_node+0x4c/0x6d0
[ 132.214836][ T1147] kstrdup_const+0x55/0x90
[ 132.219235][ T1147] __kernfs_new_node+0x4c/0x6d0
[ 132.224346][ T1147] ? string+0x29f/0x2b0
[ 132.228493][ T1147] ? vsnprintf+0x1a6c/0x1b30
[ 132.233089][ T1147] kernfs_new_node+0x97/0x170
[ 132.237757][ T1147] __kernfs_create_file+0x4a/0x270
[ 132.242859][ T1147] cgroup_addrm_files+0x99e/0xeb0
[ 132.248147][ T1147] ? delete_node+0x747/0x7a0
[ 132.252893][ T1147] css_populate_dir+0x137/0x370
[ 132.257730][ T1147] cgroup_apply_control_enable+0x5cd/0xf70
[ 132.263598][ T1147] cgroup_apply_control+0x36/0x710
[ 132.268819][ T1147] ? init_wait_entry+0xe0/0xe0
[ 132.273582][ T1147] ? cgroup_kn_lock_live+0x1af/0x370
[ 132.279346][ T1147] cgroup_subtree_control_write+0xd05/0x12d0
[ 132.285408][ T1147] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 132.291653][ T1147] cgroup_file_write+0x22f/0x4f0
[ 132.296706][ T1147] kernfs_fop_write_iter+0x2cd/0x410
[ 132.302621][ T1147] ? cgroup_seqfile_stop+0xc0/0xc0
[ 132.307959][ T1147] vfs_write+0xb57/0xe50
[ 132.312269][ T1147] ksys_write+0x157/0x260
[ 132.316772][ T1147] __x64_sys_write+0x7b/0x90
[ 132.321456][ T1147] do_syscall_64+0x34/0x70
[ 132.326144][ T1147] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 132.332044][ T1147] RIP: 0033:0x7f8c017690e9
[ 132.336551][ T1147] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 132.358832][ T1147] RSP: 002b:00007f8c016df168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 132.367678][ T1147] RAX: ffffffffffffffda RBX: 00007f8c0187bf60 RCX: 00007f8c017690e9
[ 132.376151][ T1147] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 132.384117][ T1147] RBP: 00007f8c016df1d0 R08: 0000000000000000 R09: 0000000000000000
[ 132.392171][ T1147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 132.400499][ T1147] R13: 00007ffc6cf4f0af R14: 00007f8c016df300 R15: 0000000000022000
[ 132.408648][ T1147] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 132.454319][ T104] !!! css_put is zero set CSS_NO_REF
[ 132.459638][ T104] !!! css_put is zero set CSS_NO_REF
[ 132.465271][ T104] !!! css_put is zero set CSS_NO_REF
[ 132.470766][ T1135] FAULT_INJECTION: forcing a failure.
[ 132.470766][ T1135] name failslab, interval 1, probability 0, space 0, times 0
[ 132.483753][ T1135] CPU: 0 PID: 1135 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 132.495745][ T1135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 132.506044][ T1135] Call Trace:
[ 132.509327][ T1135] dump_stack+0x19c/0x1e2
[ 132.513649][ T1135] should_fail+0x3f7/0x5b0
[ 132.519010][ T1135] __should_failslab+0xd2/0x130
[ 132.523925][ T1135] should_failslab+0x9/0x20
[ 132.528590][ T1135] slab_pre_alloc_hook+0x25/0xe0
[ 132.533618][ T1135] ? __kernfs_new_node+0x4c/0x6d0
[ 132.538736][ T1135] __kmalloc_track_caller+0x70/0x300
[ 132.544086][ T1135] ? __kernfs_new_node+0x4c/0x6d0
[ 132.549194][ T1135] kstrdup_const+0x55/0x90
[ 132.553692][ T1135] __kernfs_new_node+0x4c/0x6d0
[ 132.559458][ T1135] ? string+0x29f/0x2b0
[ 132.563871][ T1135] ? vsnprintf+0x1a6c/0x1b30
[ 132.568704][ T1135] kernfs_new_node+0x97/0x170
[ 132.573364][ T1135] __kernfs_create_file+0x4a/0x270
[ 132.578453][ T1135] cgroup_addrm_files+0x99e/0xeb0
[ 132.583464][ T1135] ? delete_node+0x747/0x7a0
[ 132.588125][ T1135] css_populate_dir+0x137/0x370
[ 132.593134][ T1135] cgroup_apply_control_enable+0x5cd/0xf70
[ 132.599506][ T1135] cgroup_apply_control+0x36/0x710
[ 132.604626][ T1135] ? init_wait_entry+0xe0/0xe0
[ 132.609460][ T1135] ? cgroup_kn_lock_live+0x1af/0x370
[ 132.614876][ T1135] cgroup_subtree_control_write+0xd05/0x12d0
[ 132.621016][ T1135] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 132.627061][ T1135] cgroup_file_write+0x22f/0x4f0
[ 132.631994][ T1135] kernfs_fop_write_iter+0x2cd/0x410
[ 132.637278][ T1135] ? cgroup_seqfile_stop+0xc0/0xc0
[ 132.642388][ T1135] vfs_write+0xb57/0xe50
[ 132.646650][ T1135] ksys_write+0x157/0x260
[ 132.650961][ T1135] __x64_sys_write+0x7b/0x90
[ 132.655583][ T1135] do_syscall_64+0x34/0x70
[ 132.660970][ T1135] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 132.673392][ T1135] RIP: 0033:0x7fecf899e0e9
[ 132.680583][ T1135] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 132.700664][ T1135] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 132.709418][ T1135] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 132.717370][ T1135] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 132.725316][ T1135] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 132.733448][ T1135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 132.741661][ T1135] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 132.750097][ T1135] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 132.794345][ T23] !!! css_put is zero set CSS_NO_REF
[ 132.799926][ T23] !!! css_put is zero set CSS_NO_REF
[ 132.805601][ T23] !!! css_put is zero set CSS_NO_REF
[ 132.811090][ T1149] FAULT_INJECTION: forcing a failure.
[ 132.811090][ T1149] name failslab, interval 1, probability 0, space 0, times 0
[ 132.823876][ T1149] CPU: 0 PID: 1149 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 132.835475][ T1149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 132.845503][ T1149] Call Trace:
[ 132.848788][ T1149] dump_stack+0x19c/0x1e2
[ 132.853111][ T1149] should_fail+0x3f7/0x5b0
[ 132.857508][ T1149] __should_failslab+0xd2/0x130
[ 132.862332][ T1149] should_failslab+0x9/0x20
[ 132.866852][ T1149] slab_pre_alloc_hook+0x25/0xe0
[ 132.871773][ T1149] ? __kernfs_new_node+0x4c/0x6d0
[ 132.876777][ T1149] __kmalloc_track_caller+0x70/0x300
[ 132.882043][ T1149] ? __kernfs_new_node+0x4c/0x6d0
[ 132.887044][ T1149] kstrdup_const+0x55/0x90
[ 132.891434][ T1149] __kernfs_new_node+0x4c/0x6d0
[ 132.896257][ T1149] ? string+0x29f/0x2b0
[ 132.900472][ T1149] ? vsnprintf+0x1a6c/0x1b30
[ 132.910513][ T1149] kernfs_new_node+0x97/0x170
[ 132.915235][ T1149] __kernfs_create_file+0x4a/0x270
[ 132.920584][ T1149] cgroup_addrm_files+0x99e/0xeb0
[ 132.925851][ T1149] ? delete_node+0x747/0x7a0
[ 132.930418][ T1149] css_populate_dir+0x137/0x370
[ 132.935244][ T1149] cgroup_apply_control_enable+0x5cd/0xf70
[ 132.941419][ T1149] cgroup_apply_control+0x36/0x710
[ 132.947134][ T1149] ? init_wait_entry+0xe0/0xe0
[ 132.951970][ T1149] ? cgroup_kn_lock_live+0x1af/0x370
[ 132.957455][ T1149] cgroup_subtree_control_write+0xd05/0x12d0
[ 132.963774][ T1149] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 132.970114][ T1149] cgroup_file_write+0x22f/0x4f0
[ 132.975050][ T1149] kernfs_fop_write_iter+0x2cd/0x410
[ 132.980316][ T1149] ? cgroup_seqfile_stop+0xc0/0xc0
[ 132.985827][ T1149] vfs_write+0xb57/0xe50
[ 132.990352][ T1149] ksys_write+0x157/0x260
[ 132.994681][ T1149] __x64_sys_write+0x7b/0x90
[ 132.999354][ T1149] do_syscall_64+0x34/0x70
[ 133.003874][ T1149] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 133.009852][ T1149] RIP: 0033:0x7f9e961620e9
[ 133.014258][ T1149] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 133.034125][ T1149] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 133.042539][ T1149] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 133.050588][ T1149] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 133.058542][ T1149] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 133.067262][ T1149] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 133.075402][ T1149] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 133.083833][ T1149] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 133.134586][ T23] !!! css_put is zero set CSS_NO_REF
[ 133.140008][ T377] !!! css_put is zero set CSS_NO_REF
[ 133.145983][ T18] !!! css_put is zero set CSS_NO_REF
[ 133.151543][ T1164] FAULT_INJECTION: forcing a failure.
[ 133.151543][ T1164] name failslab, interval 1, probability 0, space 0, times 0
[ 133.164976][ T1164] CPU: 1 PID: 1164 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 133.178169][ T1164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 133.190076][ T1164] Call Trace:
[ 133.193458][ T1164] dump_stack+0x19c/0x1e2
[ 133.197817][ T1164] should_fail+0x3f7/0x5b0
[ 133.202241][ T1164] __should_failslab+0xd2/0x130
[ 133.207273][ T1164] should_failslab+0x9/0x20
[ 133.211847][ T1164] slab_pre_alloc_hook+0x25/0xe0
[ 133.216788][ T1164] kmem_cache_alloc_trace+0x47/0x2b0
[ 133.222186][ T1164] ? percpu_ref_init+0xd0/0x330
[ 133.227074][ T1164] percpu_ref_init+0xd0/0x330
[ 133.231935][ T1164] ? cgroup_setup_root+0x8a0/0x8a0
[ 133.237222][ T1164] cgroup_apply_control_enable+0x3d2/0xf70
[ 133.243127][ T1164] cgroup_apply_control+0x36/0x710
[ 133.248263][ T1164] ? init_wait_entry+0xe0/0xe0
[ 133.253035][ T1164] ? cgroup_kn_lock_live+0x1af/0x370
[ 133.259034][ T1164] cgroup_subtree_control_write+0xd05/0x12d0
[ 133.265013][ T1164] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 133.270977][ T1164] cgroup_file_write+0x22f/0x4f0
[ 133.275899][ T1164] kernfs_fop_write_iter+0x2cd/0x410
[ 133.281333][ T1164] ? cgroup_seqfile_stop+0xc0/0xc0
[ 133.286682][ T1164] vfs_write+0xb57/0xe50
[ 133.290910][ T1164] ksys_write+0x157/0x260
[ 133.295302][ T1164] __x64_sys_write+0x7b/0x90
[ 133.299867][ T1164] do_syscall_64+0x34/0x70
[ 133.304331][ T1164] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 133.310214][ T1164] RIP: 0033:0x7f9e961620e9
[ 133.314610][ T1164] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 133.334590][ T1164] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 133.343071][ T1164] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 133.352289][ T1164] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 133.360494][ T1164] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 133.368597][ T1164] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 133.376562][ T1164] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 133.434454][ T18] !!! css_put is zero set CSS_NO_REF
[ 133.440064][ T18] !!! css_put is zero set CSS_NO_REF
[ 133.445807][ T1158] FAULT_INJECTION: forcing a failure.
[ 133.445807][ T1158] name failslab, interval 1, probability 0, space 0, times 0
[ 133.458625][ T1158] CPU: 0 PID: 1158 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 133.470598][ T1158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 133.480723][ T1158] Call Trace:
[ 133.484160][ T1158] dump_stack+0x19c/0x1e2
[ 133.488575][ T1158] should_fail+0x3f7/0x5b0
[ 133.493210][ T1158] __should_failslab+0xd2/0x130
[ 133.498079][ T1158] should_failslab+0x9/0x20
[ 133.502572][ T1158] slab_pre_alloc_hook+0x25/0xe0
[ 133.507689][ T1158] ? __kernfs_new_node+0x4c/0x6d0
[ 133.512782][ T1158] __kmalloc_track_caller+0x70/0x300
[ 133.518445][ T1158] ? __kernfs_new_node+0x4c/0x6d0
[ 133.523671][ T1158] kstrdup_const+0x55/0x90
[ 133.529036][ T1158] __kernfs_new_node+0x4c/0x6d0
[ 133.534111][ T1158] ? string+0x29f/0x2b0
[ 133.538267][ T1158] ? vsnprintf+0x1a6c/0x1b30
[ 133.542929][ T1158] kernfs_new_node+0x97/0x170
[ 133.547753][ T1158] __kernfs_create_file+0x4a/0x270
[ 133.552862][ T1158] cgroup_addrm_files+0x99e/0xeb0
[ 133.558756][ T1158] ? delete_node+0x747/0x7a0
[ 133.563505][ T1158] css_populate_dir+0x137/0x370
[ 133.568458][ T1158] cgroup_apply_control_enable+0x5cd/0xf70
[ 133.574736][ T1158] cgroup_apply_control+0x36/0x710
[ 133.580287][ T1158] ? init_wait_entry+0xe0/0xe0
[ 133.585170][ T1158] ? cgroup_kn_lock_live+0x1af/0x370
[ 133.590441][ T1158] cgroup_subtree_control_write+0xd05/0x12d0
[ 133.596510][ T1158] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 133.602922][ T1158] cgroup_file_write+0x22f/0x4f0
[ 133.607860][ T1158] kernfs_fop_write_iter+0x2cd/0x410
[ 133.613308][ T1158] ? cgroup_seqfile_stop+0xc0/0xc0
[ 133.618608][ T1158] vfs_write+0xb57/0xe50
[ 133.622924][ T1158] ksys_write+0x157/0x260
[ 133.627349][ T1158] __x64_sys_write+0x7b/0x90
[ 133.632360][ T1158] do_syscall_64+0x34/0x70
[ 133.636753][ T1158] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 133.647407][ T1158] RIP: 0033:0x7f8c017690e9
[ 133.651898][ T1158] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 133.671704][ T1158] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 133.680454][ T1158] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 133.688859][ T1158] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 133.697471][ T1158] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 133.705694][ T1158] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 133.715234][ T1158] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 133.724406][ T1158] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 133.764318][ T104] !!! css_put is zero set CSS_NO_REF
[ 133.770716][ T104] !!! css_put is zero set CSS_NO_REF
[ 133.776721][ T104] !!! css_put is zero set CSS_NO_REF
[ 133.782233][ T1155] FAULT_INJECTION: forcing a failure.
[ 133.782233][ T1155] name failslab, interval 1, probability 0, space 0, times 0
[ 133.795220][ T1155] CPU: 0 PID: 1155 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 133.806945][ T1155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 133.817291][ T1155] Call Trace:
[ 133.820570][ T1155] dump_stack+0x19c/0x1e2
[ 133.824888][ T1155] should_fail+0x3f7/0x5b0
[ 133.829285][ T1155] __should_failslab+0xd2/0x130
[ 133.834120][ T1155] should_failslab+0x9/0x20
[ 133.838610][ T1155] slab_pre_alloc_hook+0x25/0xe0
[ 133.843530][ T1155] ? __kernfs_new_node+0x4c/0x6d0
[ 133.848527][ T1155] __kmalloc_track_caller+0x70/0x300
[ 133.853786][ T1155] ? __kernfs_new_node+0x4c/0x6d0
[ 133.858965][ T1155] kstrdup_const+0x55/0x90
[ 133.863376][ T1155] __kernfs_new_node+0x4c/0x6d0
[ 133.868795][ T1155] ? string+0x29f/0x2b0
[ 133.874000][ T1155] ? vsnprintf+0x1a6c/0x1b30
[ 133.879113][ T1155] kernfs_new_node+0x97/0x170
[ 133.883794][ T1155] __kernfs_create_file+0x4a/0x270
[ 133.888982][ T1155] cgroup_addrm_files+0x99e/0xeb0
[ 133.894075][ T1155] ? delete_node+0x747/0x7a0
[ 133.898660][ T1155] css_populate_dir+0x137/0x370
[ 133.903491][ T1155] cgroup_apply_control_enable+0x5cd/0xf70
[ 133.909296][ T1155] cgroup_apply_control+0x36/0x710
[ 133.914443][ T1155] ? init_wait_entry+0xe0/0xe0
[ 133.919417][ T1155] ? cgroup_kn_lock_live+0x1af/0x370
[ 133.924877][ T1155] cgroup_subtree_control_write+0xd05/0x12d0
[ 133.930859][ T1155] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 133.936926][ T1155] cgroup_file_write+0x22f/0x4f0
[ 133.941846][ T1155] kernfs_fop_write_iter+0x2cd/0x410
[ 133.947198][ T1155] ? cgroup_seqfile_stop+0xc0/0xc0
[ 133.952313][ T1155] vfs_write+0xb57/0xe50
[ 133.956718][ T1155] ksys_write+0x157/0x260
[ 133.961046][ T1155] __x64_sys_write+0x7b/0x90
[ 133.965699][ T1155] do_syscall_64+0x34/0x70
[ 133.970300][ T1155] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 133.976558][ T1155] RIP: 0033:0x7f039e0800e9
[ 133.981134][ T1155] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 134.001434][ T1155] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 134.010046][ T1155] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 134.018010][ T1155] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 134.025978][ T1155] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 134.034106][ T1155] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 134.042230][ T1155] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 134.050578][ T1155] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 134.104482][ T18] !!! css_put is zero set CSS_NO_REF
[ 134.110028][ T18] !!! css_put is zero set CSS_NO_REF
[ 134.115942][ T18] !!! css_put is zero set CSS_NO_REF
[ 134.121329][ T1167] FAULT_INJECTION: forcing a failure.
[ 134.121329][ T1167] name failslab, interval 1, probability 0, space 0, times 0
[ 134.134194][ T1167] CPU: 1 PID: 1167 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 134.145830][ T1167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 134.156765][ T1167] Call Trace:
[ 134.160041][ T1167] dump_stack+0x19c/0x1e2
[ 134.164554][ T1167] should_fail+0x3f7/0x5b0
[ 134.169081][ T1167] __should_failslab+0xd2/0x130
[ 134.173959][ T1167] should_failslab+0x9/0x20
[ 134.178454][ T1167] slab_pre_alloc_hook+0x25/0xe0
[ 134.183506][ T1167] ? __kernfs_new_node+0x4c/0x6d0
[ 134.188589][ T1167] __kmalloc_track_caller+0x70/0x300
[ 134.194133][ T1167] ? __kernfs_new_node+0x4c/0x6d0
[ 134.199301][ T1167] kstrdup_const+0x55/0x90
[ 134.203802][ T1167] __kernfs_new_node+0x4c/0x6d0
[ 134.208670][ T1167] ? string+0x29f/0x2b0
[ 134.212849][ T1167] ? vsnprintf+0x1a6c/0x1b30
[ 134.217433][ T1167] kernfs_new_node+0x97/0x170
[ 134.222120][ T1167] __kernfs_create_file+0x4a/0x270
[ 134.228062][ T1167] cgroup_addrm_files+0x99e/0xeb0
[ 134.233331][ T1167] ? delete_node+0x747/0x7a0
[ 134.238048][ T1167] css_populate_dir+0x137/0x370
[ 134.244913][ T1167] cgroup_apply_control_enable+0x5cd/0xf70
[ 134.250811][ T1167] cgroup_apply_control+0x36/0x710
[ 134.256101][ T1167] ? init_wait_entry+0xe0/0xe0
[ 134.260856][ T1167] ? cgroup_kn_lock_live+0x1af/0x370
[ 134.266293][ T1167] cgroup_subtree_control_write+0xd05/0x12d0
[ 134.272283][ T1167] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 134.278413][ T1167] cgroup_file_write+0x22f/0x4f0
[ 134.283477][ T1167] kernfs_fop_write_iter+0x2cd/0x410
[ 134.289011][ T1167] ? cgroup_seqfile_stop+0xc0/0xc0
[ 134.294315][ T1167] vfs_write+0xb57/0xe50
[ 134.298654][ T1167] ksys_write+0x157/0x260
[ 134.303400][ T1167] __x64_sys_write+0x7b/0x90
[ 134.308145][ T1167] do_syscall_64+0x34/0x70
[ 134.312559][ T1167] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 134.318804][ T1167] RIP: 0033:0x7f9e961620e9
[ 134.323207][ T1167] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 134.343061][ T1167] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 134.351888][ T1167] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 134.360131][ T1167] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 134.368369][ T1167] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 134.376351][ T1167] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 134.384499][ T1167] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 134.392981][ T1167] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 134.401724][ T413] ------------[ cut here ]------------
[ 134.407468][ T413] WARNING: CPU: 0 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 134.416522][ T413] Modules linked in:
[ 134.420424][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 134.432353][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 134.443398][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 134.449040][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 134.469602][ T413] RSP: 0018:ffffc90000f17d58 EFLAGS: 00010293
[ 134.475712][ T413] RAX: ffffffff81aeff3c RBX: ffff88811ed0ace0 RCX: ffff888107a72dc0
[ 134.483852][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 134.492090][ T413] RBP: ffffc90000f17dc8 R08: ffffffff81aefc67 R09: fffff520001e2fa3
[ 134.500071][ T413] R10: fffff520001e2fa3 R11: 1ffff920001e2fa2 R12: dffffc0000000000
[ 134.508040][ T413] R13: ffff88811ed0ac00 R14: 00000000ffffffff R15: 0000000000000000
[ 134.516921][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 134.526336][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 134.533018][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506b0
[ 134.541317][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 134.549597][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 134.557587][ T413] Call Trace:
[ 134.560879][ T413] ? init_wait_entry+0xe0/0xe0
[ 134.565638][ T413] ? up_write+0x68/0x140
[ 134.570210][ T413] namespace_unlock+0x377/0x420
[ 134.575059][ T413] path_umount+0xe23/0xed0
[ 134.580169][ T413] __x64_sys_umount+0xe8/0x110
[ 134.584980][ T413] do_syscall_64+0x34/0x70
[ 134.590026][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 134.595932][ T413] RIP: 0033:0x7f9e96163557
[ 134.600331][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 134.620014][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 134.628684][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 134.636645][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 134.644633][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 134.652671][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 134.660818][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 134.668781][ T413] ---[ end trace b9d4a1c636ee1499 ]---
[ 134.674278][ T413] ------------[ cut here ]------------
[ 134.679820][ T413] WARNING: CPU: 0 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 134.688755][ T413] Modules linked in:
[ 134.692642][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 134.704247][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 134.714920][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 134.720616][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 134.740571][ T413] RSP: 0018:ffffc90000f17dd0 EFLAGS: 00010293
[ 134.746634][ T413] RAX: ffffffff81aeff3c RBX: ffff88811ed0ace0 RCX: ffff888107a72dc0
[ 134.754599][ T413] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 134.762637][ T413] RBP: ffffc90000f17e40 R08: ffffffff81aefc67 R09: fffff520001e2fb2
[ 134.770725][ T413] R10: fffff520001e2fb2 R11: 1ffff920001e2fb1 R12: dffffc0000000000
[ 134.778784][ T413] R13: ffff88811ed0ac00 R14: 00000000fffffffe R15: 0000000000000000
[ 134.786922][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 134.796363][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 134.802925][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506b0
[ 134.811004][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 134.818965][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 134.829188][ T413] Call Trace:
[ 134.832475][ T413] path_umount+0x1ad/0xed0
[ 134.837243][ T413] __x64_sys_umount+0xe8/0x110
[ 134.842090][ T413] do_syscall_64+0x34/0x70
[ 134.846500][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 134.852464][ T413] RIP: 0033:0x7f9e96163557
[ 134.857040][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 134.878554][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 134.888058][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 134.896059][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 134.904020][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 134.912028][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 134.920101][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 134.928158][ T413] ---[ end trace b9d4a1c636ee149a ]---
[ 134.933663][ T104] !!! css_put is zero set CSS_NO_REF
[ 134.942657][ T67] !!! css_put is zero set CSS_NO_REF
[ 134.949569][ T1173] FAULT_INJECTION: forcing a failure.
[ 134.949569][ T1173] name failslab, interval 1, probability 0, space 0, times 0
[ 134.962768][ T1173] CPU: 1 PID: 1173 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 134.974895][ T1173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 134.985353][ T1173] Call Trace:
[ 134.988638][ T1173] dump_stack+0x19c/0x1e2
[ 134.993047][ T1173] should_fail+0x3f7/0x5b0
[ 134.997460][ T1173] __should_failslab+0xd2/0x130
[ 135.002560][ T1173] should_failslab+0x9/0x20
[ 135.007321][ T1173] slab_pre_alloc_hook+0x25/0xe0
[ 135.012349][ T1173] ? __kernfs_new_node+0x4c/0x6d0
[ 135.017535][ T1173] __kmalloc_track_caller+0x70/0x300
[ 135.022805][ T1173] ? __kernfs_new_node+0x4c/0x6d0
[ 135.027827][ T1173] kstrdup_const+0x55/0x90
[ 135.032234][ T1173] __kernfs_new_node+0x4c/0x6d0
[ 135.037414][ T1173] ? string+0x29f/0x2b0
[ 135.041669][ T1173] ? vsnprintf+0x1a6c/0x1b30
[ 135.046251][ T1173] kernfs_new_node+0x97/0x170
[ 135.051037][ T1173] __kernfs_create_file+0x4a/0x270
[ 135.056844][ T1173] cgroup_addrm_files+0x99e/0xeb0
[ 135.061882][ T1173] ? delete_node+0x747/0x7a0
[ 135.066872][ T1173] css_populate_dir+0x137/0x370
[ 135.071729][ T1173] cgroup_apply_control_enable+0x5cd/0xf70
[ 135.077539][ T1173] cgroup_apply_control+0x36/0x710
[ 135.083593][ T1173] ? init_wait_entry+0xe0/0xe0
[ 135.088419][ T1173] ? cgroup_kn_lock_live+0x1af/0x370
[ 135.093775][ T1173] cgroup_subtree_control_write+0xd05/0x12d0
[ 135.099725][ T1173] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 135.106027][ T1173] cgroup_file_write+0x22f/0x4f0
[ 135.111081][ T1173] kernfs_fop_write_iter+0x2cd/0x410
[ 135.116543][ T1173] ? cgroup_seqfile_stop+0xc0/0xc0
[ 135.121909][ T1173] vfs_write+0xb57/0xe50
[ 135.126677][ T1173] ksys_write+0x157/0x260
[ 135.131020][ T1173] __x64_sys_write+0x7b/0x90
[ 135.135618][ T1173] do_syscall_64+0x34/0x70
[ 135.140015][ T1173] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 135.145989][ T1173] RIP: 0033:0x7f039e0800e9
[ 135.150425][ T1173] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 135.170475][ T1173] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 135.179146][ T1173] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 135.187294][ T1173] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 135.195456][ T1173] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 135.203422][ T1173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 135.211385][ T1173] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 135.219674][ T1173] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 135.254394][ T67] !!! css_put is zero set CSS_NO_REF
[ 135.260420][ T67] !!! css_put is zero set CSS_NO_REF
[ 135.266310][ T67] !!! css_put is zero set CSS_NO_REF
[ 135.271843][ T1176] FAULT_INJECTION: forcing a failure.
[ 135.271843][ T1176] name failslab, interval 1, probability 0, space 0, times 0
[ 135.285068][ T1176] CPU: 0 PID: 1176 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 135.296785][ T1176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 135.307256][ T1176] Call Trace:
[ 135.310538][ T1176] dump_stack+0x19c/0x1e2
[ 135.315263][ T1176] should_fail+0x3f7/0x5b0
[ 135.319677][ T1176] __should_failslab+0xd2/0x130
[ 135.324505][ T1176] should_failslab+0x9/0x20
[ 135.328983][ T1176] slab_pre_alloc_hook+0x25/0xe0
[ 135.334276][ T1176] ? __kernfs_new_node+0x4c/0x6d0
[ 135.339446][ T1176] __kmalloc_track_caller+0x70/0x300
[ 135.344733][ T1176] ? __kernfs_new_node+0x4c/0x6d0
[ 135.349750][ T1176] kstrdup_const+0x55/0x90
[ 135.354593][ T1176] __kernfs_new_node+0x4c/0x6d0
[ 135.359453][ T1176] ? string+0x29f/0x2b0
[ 135.363609][ T1176] ? vsnprintf+0x1a6c/0x1b30
[ 135.368317][ T1176] kernfs_new_node+0x97/0x170
[ 135.372988][ T1176] __kernfs_create_file+0x4a/0x270
[ 135.378103][ T1176] cgroup_addrm_files+0x99e/0xeb0
[ 135.383285][ T1176] ? delete_node+0x747/0x7a0
[ 135.387943][ T1176] css_populate_dir+0x137/0x370
[ 135.392789][ T1176] cgroup_apply_control_enable+0x5cd/0xf70
[ 135.399327][ T1176] cgroup_apply_control+0x36/0x710
[ 135.404790][ T1176] ? init_wait_entry+0xe0/0xe0
[ 135.411781][ T1176] ? cgroup_kn_lock_live+0x1af/0x370
[ 135.417145][ T1176] cgroup_subtree_control_write+0xd05/0x12d0
[ 135.423635][ T1176] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 135.429689][ T1176] cgroup_file_write+0x22f/0x4f0
[ 135.434765][ T1176] kernfs_fop_write_iter+0x2cd/0x410
[ 135.440045][ T1176] ? cgroup_seqfile_stop+0xc0/0xc0
[ 135.445164][ T1176] vfs_write+0xb57/0xe50
[ 135.449928][ T1176] ksys_write+0x157/0x260
[ 135.454249][ T1176] __x64_sys_write+0x7b/0x90
[ 135.458967][ T1176] do_syscall_64+0x34/0x70
[ 135.463763][ T1176] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 135.470501][ T1176] RIP: 0033:0x7f9e961620e9
[ 135.475469][ T1176] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 135.496175][ T1176] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 135.504768][ T1176] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 135.512720][ T1176] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 135.520849][ T1176] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 135.528800][ T1176] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 135.537356][ T1176] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 135.546782][ T1176] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 135.594538][ T67] !!! css_put is zero set CSS_NO_REF
[ 135.602458][ T67] !!! css_put is zero set CSS_NO_REF
[ 135.608431][ T67] !!! css_put is zero set CSS_NO_REF
[ 135.613904][ T1145] FAULT_INJECTION: forcing a failure.
[ 135.613904][ T1145] name failslab, interval 1, probability 0, space 0, times 0
[ 135.626646][ T1145] CPU: 0 PID: 1145 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 135.639166][ T1145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 135.649690][ T1145] Call Trace:
[ 135.652978][ T1145] dump_stack+0x19c/0x1e2
[ 135.657308][ T1145] should_fail+0x3f7/0x5b0
[ 135.661738][ T1145] __should_failslab+0xd2/0x130
[ 135.666674][ T1145] should_failslab+0x9/0x20
[ 135.671508][ T1145] slab_pre_alloc_hook+0x25/0xe0
[ 135.676431][ T1145] ? __kernfs_new_node+0x4c/0x6d0
[ 135.681458][ T1145] __kmalloc_track_caller+0x70/0x300
[ 135.686750][ T1145] ? __kernfs_new_node+0x4c/0x6d0
[ 135.691923][ T1145] kstrdup_const+0x55/0x90
[ 135.696416][ T1145] __kernfs_new_node+0x4c/0x6d0
[ 135.701511][ T1145] ? string+0x29f/0x2b0
[ 135.705750][ T1145] ? vsnprintf+0x1a6c/0x1b30
[ 135.711055][ T1145] kernfs_new_node+0x97/0x170
[ 135.715849][ T1145] __kernfs_create_file+0x4a/0x270
[ 135.720979][ T1145] cgroup_addrm_files+0x99e/0xeb0
[ 135.725994][ T1145] ? delete_node+0x747/0x7a0
[ 135.730590][ T1145] css_populate_dir+0x137/0x370
[ 135.743840][ T1145] cgroup_apply_control_enable+0x5cd/0xf70
[ 135.750653][ T1145] cgroup_apply_control+0x36/0x710
[ 135.755993][ T1145] ? init_wait_entry+0xe0/0xe0
[ 135.761004][ T1145] ? cgroup_kn_lock_live+0x1af/0x370
[ 135.766292][ T1145] cgroup_subtree_control_write+0xd05/0x12d0
[ 135.774046][ T1145] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 135.780273][ T1145] cgroup_file_write+0x22f/0x4f0
[ 135.785648][ T1145] kernfs_fop_write_iter+0x2cd/0x410
[ 135.793509][ T1145] ? cgroup_seqfile_stop+0xc0/0xc0
[ 135.798957][ T1145] vfs_write+0xb57/0xe50
[ 135.803357][ T1145] ksys_write+0x157/0x260
[ 135.807982][ T1145] __x64_sys_write+0x7b/0x90
[ 135.812573][ T1145] do_syscall_64+0x34/0x70
[ 135.817081][ T1145] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 135.823100][ T1145] RIP: 0033:0x7fa66af510e9
[ 135.827722][ T1145] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 135.849655][ T1145] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 135.858189][ T1145] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 135.866247][ T1145] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 135.874647][ T1145] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 135.882725][ T1145] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 135.891790][ T1145] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 135.900357][ T1145] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 135.909134][ T411] ------------[ cut here ]------------
[ 135.914649][ T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 135.923554][ T411] Modules linked in:
[ 135.927452][ T411] CPU: 1 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 135.939091][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 135.949279][ T411] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 135.955001][ T411] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 135.976801][ T411] RSP: 0018:ffffc90000ef7dd0 EFLAGS: 00010293
[ 135.982856][ T411] RAX: ffffffff81aeff3c RBX: ffff88811ed0ba60 RCX: ffff888107a73d00
[ 135.991431][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 135.999508][ T411] RBP: ffffc90000ef7e40 R08: ffffffff81aefc67 R09: fffff520001defb2
[ 136.007831][ T411] R10: fffff520001defb2 R11: 1ffff920001defb1 R12: dffffc0000000000
[ 136.016379][ T411] R13: ffff88811ed0b980 R14: 00000000ffffffff R15: 0000000000000000
[ 136.025010][ T411] FS: 0000555557245400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 136.034371][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 136.041060][ T411] CR2: 00007ffdc3270ff8 CR3: 0000000117878000 CR4: 00000000003506a0
[ 136.049671][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 136.057751][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 136.065799][ T411] Call Trace:
[ 136.069249][ T411] path_umount+0x1ad/0xed0
[ 136.073917][ T411] __x64_sys_umount+0xe8/0x110
[ 136.078694][ T411] do_syscall_64+0x34/0x70
[ 136.083115][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 136.089033][ T411] RIP: 0033:0x7fa66af52557
[ 136.093549][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 136.113539][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 136.122065][ T411] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa66af52557
[ 136.130200][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 136.139469][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 136.147444][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 136.156256][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 136.165022][ T411] ---[ end trace b9d4a1c636ee149b ]---
[ 136.170900][ T411] ------------[ cut here ]------------
[ 136.176553][ T411] WARNING: CPU: 1 PID: 411 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 136.185116][ T411] Modules linked in:
[ 136.189192][ T411] CPU: 1 PID: 411 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 136.200740][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 136.210919][ T411] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 136.216124][ T411] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 136.236043][ T411] RSP: 0018:ffffc90000ef7e30 EFLAGS: 00010293
[ 136.242552][ T411] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a73d00
[ 136.250548][ T411] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 136.259309][ T411] RBP: ffffc90000ef7e80 R08: ffffffff81b006e3 R09: fffff520001defcd
[ 136.268226][ T411] R10: fffff520001defcd R11: 1ffff920001defcc R12: ffff88811ed0b9c8
[ 136.276678][ T411] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 136.284830][ T411] FS: 0000555557245400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 136.293938][ T411] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 136.300880][ T411] CR2: 00007ffdc3270ff8 CR3: 0000000117878000 CR4: 00000000003506a0
[ 136.308943][ T411] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 136.316923][ T411] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 136.324958][ T377] !!! css_put is zero set CSS_NO_REF
[ 136.330257][ T377] !!! css_put is zero set CSS_NO_REF
[ 136.334271][ T411] Call Trace:
[ 136.336096][ T1178] FAULT_INJECTION: forcing a failure.
[ 136.336096][ T1178] name failslab, interval 1, probability 0, space 0, times 0
[ 136.338835][ T411] __cleanup_mnt+0x19/0x20
[ 136.338844][ T411] task_work_run+0x147/0x1b0
[ 136.338861][ T411] exit_to_user_mode_loop+0xc8/0xe0
[ 136.367793][ T1178] CPU: 1 PID: 1178 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 136.367809][ T1178] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 136.372680][ T411] syscall_exit_to_user_mode+0x77/0xa0
[ 136.377032][ T1178] Call Trace:
[ 136.377044][ T1178] dump_stack+0x19c/0x1e2
[ 136.377054][ T1178] should_fail+0x3f7/0x5b0
[ 136.377065][ T1178] __should_failslab+0xd2/0x130
[ 136.377074][ T1178] should_failslab+0x9/0x20
[ 136.377083][ T1178] slab_pre_alloc_hook+0x25/0xe0
[ 136.377098][ T1178] ? __kernfs_new_node+0x4c/0x6d0
[ 136.382601][ T411] do_syscall_64+0x40/0x70
[ 136.394028][ T1178] __kmalloc_track_caller+0x70/0x300
[ 136.394039][ T1178] ? __kernfs_new_node+0x4c/0x6d0
[ 136.394047][ T1178] kstrdup_const+0x55/0x90
[ 136.394055][ T1178] __kernfs_new_node+0x4c/0x6d0
[ 136.394063][ T1178] ? string+0x29f/0x2b0
[ 136.394071][ T1178] ? vsnprintf+0x1a6c/0x1b30
[ 136.394085][ T1178] kernfs_new_node+0x97/0x170
[ 136.404472][ T411] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 136.409818][ T1178] __kernfs_create_file+0x4a/0x270
[ 136.409829][ T1178] cgroup_addrm_files+0x99e/0xeb0
[ 136.409843][ T1178] ? delete_node+0x747/0x7a0
[ 136.413133][ T411] RIP: 0033:0x7fa66af52557
[ 136.417500][ T1178] css_populate_dir+0x137/0x370
[ 136.417510][ T1178] cgroup_apply_control_enable+0x5cd/0xf70
[ 136.417520][ T1178] cgroup_apply_control+0x36/0x710
[ 136.417528][ T1178] ? init_wait_entry+0xe0/0xe0
[ 136.417537][ T1178] ? cgroup_kn_lock_live+0x1af/0x370
[ 136.417551][ T1178] cgroup_subtree_control_write+0xd05/0x12d0
[ 136.417565][ T1178] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 136.422156][ T411] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 136.427106][ T1178] cgroup_file_write+0x22f/0x4f0
[ 136.427116][ T1178] kernfs_fop_write_iter+0x2cd/0x410
[ 136.427125][ T1178] ? cgroup_seqfile_stop+0xc0/0xc0
[ 136.427139][ T1178] vfs_write+0xb57/0xe50
[ 136.431848][ T411] RSP: 002b:00007ffdc3271118 EFLAGS: 00000246
[ 136.436818][ T1178] ksys_write+0x157/0x260
[ 136.436828][ T1178] __x64_sys_write+0x7b/0x90
[ 136.436836][ T1178] do_syscall_64+0x34/0x70
[ 136.436850][ T1178] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 136.441880][ T411] ORIG_RAX: 00000000000000a6
[ 136.446411][ T1178] RIP: 0033:0x7f039e0800e9
[ 136.446422][ T1178] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 136.446428][ T1178] RSP: 002b:00007f039dff6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 136.446446][ T1178] RAX: ffffffffffffffda RBX: 00007f039e192f60 RCX: 00007f039e0800e9
[ 136.452688][ T411] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa66af52557
[ 136.457685][ T1178] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 136.457692][ T1178] RBP: 00007f039dff61d0 R08: 0000000000000000 R09: 0000000000000000
[ 136.457698][ T1178] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 136.457704][ T1178] R13: 00007ffdcaadf2cf R14: 00007f039dff6300 R15: 0000000000022000
[ 136.458128][ T1178] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 136.462658][ T411] RDX: 00007ffdc32711ea RSI: 000000000000000a RDI: 00007ffdc32711e0
[ 136.716590][ T411] RBP: 00007ffdc32711e0 R08: 00000000ffffffff R09: 00007ffdc3270fb0
[ 136.724674][ T411] R10: 0000555557246ba3 R11: 0000000000000246 R12: 00007fa66afaa1f8
[ 136.728555][ T18] !!! css_put is zero set CSS_NO_REF
[ 136.732822][ T411] R13: 00007ffdc32722a0 R14: 0000555557246b00 R15: 00007ffdc32722e0
[ 136.732833][ T411] ---[ end trace b9d4a1c636ee149c ]---
[ 136.751973][ T18] !!! css_put is zero set CSS_NO_REF
[ 136.757837][ T18] !!! css_put is zero set CSS_NO_REF
[ 136.763375][ T1181] FAULT_INJECTION: forcing a failure.
[ 136.763375][ T1181] name failslab, interval 1, probability 0, space 0, times 0
[ 136.776399][ T1181] CPU: 1 PID: 1181 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 136.788283][ T1181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 136.798410][ T1181] Call Trace:
[ 136.801823][ T1181] dump_stack+0x19c/0x1e2
[ 136.806404][ T1181] should_fail+0x3f7/0x5b0
[ 136.810804][ T1181] __should_failslab+0xd2/0x130
[ 136.815891][ T1181] should_failslab+0x9/0x20
[ 136.820379][ T1181] slab_pre_alloc_hook+0x25/0xe0
[ 136.825392][ T1181] ? __kernfs_new_node+0x4c/0x6d0
[ 136.830480][ T1181] __kmalloc_track_caller+0x70/0x300
[ 136.835739][ T1181] ? __kernfs_new_node+0x4c/0x6d0
[ 136.840827][ T1181] kstrdup_const+0x55/0x90
[ 136.846744][ T1181] __kernfs_new_node+0x4c/0x6d0
[ 136.851756][ T1181] ? string+0x29f/0x2b0
[ 136.855905][ T1181] ? vsnprintf+0x1a6c/0x1b30
[ 136.860479][ T1181] kernfs_new_node+0x97/0x170
[ 136.865156][ T1181] __kernfs_create_file+0x4a/0x270
[ 136.870797][ T1181] cgroup_addrm_files+0x99e/0xeb0
[ 136.875822][ T1181] ? delete_node+0x747/0x7a0
[ 136.880833][ T1181] css_populate_dir+0x137/0x370
[ 136.885683][ T1181] cgroup_apply_control_enable+0x5cd/0xf70
[ 136.891475][ T1181] cgroup_apply_control+0x36/0x710
[ 136.896843][ T1181] ? init_wait_entry+0xe0/0xe0
[ 136.901610][ T1181] ? cgroup_kn_lock_live+0x1af/0x370
[ 136.906881][ T1181] cgroup_subtree_control_write+0xd05/0x12d0
[ 136.912903][ T1181] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 136.919127][ T1181] cgroup_file_write+0x22f/0x4f0
[ 136.924764][ T1181] kernfs_fop_write_iter+0x2cd/0x410
[ 136.930121][ T1181] ? cgroup_seqfile_stop+0xc0/0xc0
[ 136.935354][ T1181] vfs_write+0xb57/0xe50
[ 136.939599][ T1181] ksys_write+0x157/0x260
[ 136.943914][ T1181] __x64_sys_write+0x7b/0x90
[ 136.948486][ T1181] do_syscall_64+0x34/0x70
[ 136.952877][ T1181] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 136.958742][ T1181] RIP: 0033:0x7f9e961620e9
[ 136.969489][ T1181] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 136.989431][ T1181] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
2022/05/27 17:59:35 executed programs: 275
[ 136.997828][ T1181] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 137.005868][ T1181] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 137.014192][ T1181] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 137.022159][ T1181] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 137.030373][ T1181] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 137.038952][ T1181] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 137.134505][ T67] !!! css_put is zero set CSS_NO_REF
[ 137.139935][ T67] !!! css_put is zero set CSS_NO_REF
[ 137.145339][ T67] !!! css_put is zero set CSS_NO_REF
[ 137.150760][ T1184] FAULT_INJECTION: forcing a failure.
[ 137.150760][ T1184] name failslab, interval 1, probability 0, space 0, times 0
[ 137.164033][ T1184] CPU: 0 PID: 1184 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 137.176315][ T1184] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 137.186452][ T1184] Call Trace:
[ 137.189912][ T1184] dump_stack+0x19c/0x1e2
[ 137.194307][ T1184] should_fail+0x3f7/0x5b0
[ 137.198709][ T1184] __should_failslab+0xd2/0x130
[ 137.203530][ T1184] should_failslab+0x9/0x20
[ 137.208013][ T1184] slab_pre_alloc_hook+0x25/0xe0
[ 137.213198][ T1184] ? __kernfs_new_node+0x4c/0x6d0
[ 137.218226][ T1184] __kmalloc_track_caller+0x70/0x300
[ 137.223512][ T1184] ? __kernfs_new_node+0x4c/0x6d0
[ 137.228647][ T1184] kstrdup_const+0x55/0x90
[ 137.233091][ T1184] __kernfs_new_node+0x4c/0x6d0
[ 137.238013][ T1184] ? string+0x29f/0x2b0
[ 137.242252][ T1184] ? vsnprintf+0x1a6c/0x1b30
[ 137.247000][ T1184] kernfs_new_node+0x97/0x170
[ 137.252105][ T1184] __kernfs_create_file+0x4a/0x270
[ 137.257215][ T1184] cgroup_addrm_files+0x99e/0xeb0
[ 137.262397][ T1184] ? delete_node+0x747/0x7a0
[ 137.266993][ T1184] css_populate_dir+0x137/0x370
[ 137.271878][ T1184] cgroup_apply_control_enable+0x5cd/0xf70
[ 137.277673][ T1184] cgroup_apply_control+0x36/0x710
[ 137.282770][ T1184] ? init_wait_entry+0xe0/0xe0
[ 137.287612][ T1184] ? cgroup_kn_lock_live+0x1af/0x370
[ 137.292972][ T1184] cgroup_subtree_control_write+0xd05/0x12d0
[ 137.299022][ T1184] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 137.304997][ T1184] cgroup_file_write+0x22f/0x4f0
[ 137.309931][ T1184] kernfs_fop_write_iter+0x2cd/0x410
[ 137.315206][ T1184] ? cgroup_seqfile_stop+0xc0/0xc0
[ 137.320296][ T1184] vfs_write+0xb57/0xe50
[ 137.326445][ T1184] ksys_write+0x157/0x260
[ 137.330757][ T1184] __x64_sys_write+0x7b/0x90
[ 137.335779][ T1184] do_syscall_64+0x34/0x70
[ 137.340297][ T1184] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 137.347136][ T1184] RIP: 0033:0x7fa66af510e9
[ 137.351730][ T1184] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 137.372365][ T1184] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 137.380875][ T1184] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 137.388937][ T1184] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 137.396998][ T1184] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 137.405121][ T1184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 137.413781][ T1184] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 137.422226][ T1184] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 137.494410][ T382] !!! css_put is zero set CSS_NO_REF
[ 137.499847][ T382] !!! css_put is zero set CSS_NO_REF
[ 137.505712][ T382] !!! css_put is zero set CSS_NO_REF
[ 137.511068][ T1152] FAULT_INJECTION: forcing a failure.
[ 137.511068][ T1152] name failslab, interval 1, probability 0, space 0, times 0
[ 137.523709][ T1152] CPU: 0 PID: 1152 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 137.535616][ T1152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 137.545655][ T1152] Call Trace:
[ 137.549025][ T1152] dump_stack+0x19c/0x1e2
[ 137.553686][ T1152] should_fail+0x3f7/0x5b0
[ 137.558574][ T1152] __should_failslab+0xd2/0x130
[ 137.563953][ T1152] should_failslab+0x9/0x20
[ 137.568718][ T1152] slab_pre_alloc_hook+0x25/0xe0
[ 137.573680][ T1152] ? __kernfs_new_node+0x4c/0x6d0
[ 137.578707][ T1152] __kmalloc_track_caller+0x70/0x300
[ 137.584762][ T1152] ? __kernfs_new_node+0x4c/0x6d0
[ 137.589764][ T1152] kstrdup_const+0x55/0x90
[ 137.594249][ T1152] __kernfs_new_node+0x4c/0x6d0
[ 137.599077][ T1152] ? string+0x29f/0x2b0
[ 137.603383][ T1152] ? vsnprintf+0x1a6c/0x1b30
[ 137.608134][ T1152] kernfs_new_node+0x97/0x170
[ 137.612914][ T1152] __kernfs_create_file+0x4a/0x270
[ 137.618004][ T1152] cgroup_addrm_files+0x99e/0xeb0
[ 137.623195][ T1152] ? delete_node+0x747/0x7a0
[ 137.627781][ T1152] css_populate_dir+0x137/0x370
[ 137.632792][ T1152] cgroup_apply_control_enable+0x5cd/0xf70
[ 137.638608][ T1152] cgroup_apply_control+0x36/0x710
[ 137.643884][ T1152] ? init_wait_entry+0xe0/0xe0
[ 137.648635][ T1152] ? cgroup_kn_lock_live+0x1af/0x370
[ 137.653917][ T1152] cgroup_subtree_control_write+0xd05/0x12d0
[ 137.660593][ T1152] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 137.667816][ T1152] cgroup_file_write+0x22f/0x4f0
[ 137.673231][ T1152] kernfs_fop_write_iter+0x2cd/0x410
[ 137.678866][ T1152] ? cgroup_seqfile_stop+0xc0/0xc0
[ 137.683972][ T1152] vfs_write+0xb57/0xe50
[ 137.688545][ T1152] ksys_write+0x157/0x260
[ 137.692855][ T1152] __x64_sys_write+0x7b/0x90
[ 137.697531][ T1152] do_syscall_64+0x34/0x70
[ 137.701936][ T1152] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 137.707940][ T1152] RIP: 0033:0x7f075aca70e9
[ 137.712426][ T1152] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 137.732577][ T1152] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 137.741005][ T1152] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 137.748988][ T1152] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 137.756954][ T1152] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 137.764910][ T1152] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 137.772995][ T1152] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 137.782093][ T1152] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 137.844346][ T18] !!! css_put is zero set CSS_NO_REF
[ 137.849851][ T18] !!! css_put is zero set CSS_NO_REF
[ 137.855762][ T18] !!! css_put is zero set CSS_NO_REF
[ 137.861299][ T1170] FAULT_INJECTION: forcing a failure.
[ 137.861299][ T1170] name failslab, interval 1, probability 0, space 0, times 0
[ 137.874130][ T1170] CPU: 0 PID: 1170 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 137.885848][ T1170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 137.896009][ T1170] Call Trace:
[ 137.899472][ T1170] dump_stack+0x19c/0x1e2
[ 137.903890][ T1170] should_fail+0x3f7/0x5b0
[ 137.908477][ T1170] __should_failslab+0xd2/0x130
[ 137.913314][ T1170] should_failslab+0x9/0x20
[ 137.917795][ T1170] slab_pre_alloc_hook+0x25/0xe0
[ 137.922716][ T1170] kmem_cache_alloc_trace+0x47/0x2b0
[ 137.927976][ T1170] ? pids_css_alloc+0x4e/0x120
[ 137.932850][ T1170] pids_css_alloc+0x4e/0x120
[ 137.937438][ T1170] cgroup_apply_control_enable+0x381/0xf70
[ 137.943548][ T1170] cgroup_apply_control+0x36/0x710
[ 137.948863][ T1170] ? init_wait_entry+0xe0/0xe0
[ 137.953833][ T1170] ? cgroup_kn_lock_live+0x1af/0x370
[ 137.959097][ T1170] cgroup_subtree_control_write+0xd05/0x12d0
[ 137.965102][ T1170] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 137.971280][ T1170] cgroup_file_write+0x22f/0x4f0
[ 137.976323][ T1170] kernfs_fop_write_iter+0x2cd/0x410
[ 137.981610][ T1170] ? cgroup_seqfile_stop+0xc0/0xc0
[ 137.986735][ T1170] vfs_write+0xb57/0xe50
[ 137.990975][ T1170] ksys_write+0x157/0x260
[ 137.995278][ T1170] __x64_sys_write+0x7b/0x90
[ 137.999847][ T1170] do_syscall_64+0x34/0x70
[ 138.004407][ T1170] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 138.010275][ T1170] RIP: 0033:0x7f8c017690e9
[ 138.014749][ T1170] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 138.034564][ T1170] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 138.043351][ T1170] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 138.051389][ T1170] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 138.059557][ T1170] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 138.067618][ T1170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 138.075568][ T1170] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 138.124544][ T18] !!! css_put is zero set CSS_NO_REF
[ 138.129908][ T18] !!! css_put is zero set CSS_NO_REF
[ 138.135973][ T1192] FAULT_INJECTION: forcing a failure.
[ 138.135973][ T1192] name failslab, interval 1, probability 0, space 0, times 0
[ 138.148820][ T1192] CPU: 1 PID: 1192 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 138.161860][ T1192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 138.172309][ T1192] Call Trace:
[ 138.175667][ T1192] dump_stack+0x19c/0x1e2
[ 138.180005][ T1192] should_fail+0x3f7/0x5b0
[ 138.184415][ T1192] __should_failslab+0xd2/0x130
[ 138.189702][ T1192] should_failslab+0x9/0x20
[ 138.194198][ T1192] slab_pre_alloc_hook+0x25/0xe0
[ 138.199427][ T1192] ? __kernfs_new_node+0x4c/0x6d0
[ 138.204553][ T1192] __kmalloc_track_caller+0x70/0x300
[ 138.209942][ T1192] ? __kernfs_new_node+0x4c/0x6d0
[ 138.215227][ T1192] kstrdup_const+0x55/0x90
[ 138.219638][ T1192] __kernfs_new_node+0x4c/0x6d0
[ 138.224504][ T1192] ? string+0x29f/0x2b0
[ 138.228781][ T1192] ? vsnprintf+0x1a6c/0x1b30
[ 138.233355][ T1192] kernfs_new_node+0x97/0x170
[ 138.238392][ T1192] __kernfs_create_file+0x4a/0x270
[ 138.243515][ T1192] cgroup_addrm_files+0x99e/0xeb0
[ 138.248520][ T1192] ? delete_node+0x747/0x7a0
[ 138.253131][ T1192] css_populate_dir+0x137/0x370
[ 138.257967][ T1192] cgroup_apply_control_enable+0x5cd/0xf70
[ 138.263937][ T1192] cgroup_apply_control+0x36/0x710
[ 138.269023][ T1192] ? init_wait_entry+0xe0/0xe0
[ 138.273847][ T1192] ? cgroup_kn_lock_live+0x1af/0x370
[ 138.279311][ T1192] cgroup_subtree_control_write+0xd05/0x12d0
[ 138.285298][ T1192] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 138.291258][ T1192] cgroup_file_write+0x22f/0x4f0
[ 138.296204][ T1192] kernfs_fop_write_iter+0x2cd/0x410
[ 138.301508][ T1192] ? cgroup_seqfile_stop+0xc0/0xc0
[ 138.306629][ T1192] vfs_write+0xb57/0xe50
[ 138.310881][ T1192] ksys_write+0x157/0x260
[ 138.315534][ T1192] __x64_sys_write+0x7b/0x90
[ 138.320105][ T1192] do_syscall_64+0x34/0x70
[ 138.324692][ T1192] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 138.330570][ T1192] RIP: 0033:0x7f9e961620e9
[ 138.335150][ T1192] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 138.354916][ T1192] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 138.363632][ T1192] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 138.371601][ T1192] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 138.379825][ T1192] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 138.387823][ T1192] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 138.396126][ T1192] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 138.404563][ T1192] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 138.494439][ T18] !!! css_put is zero set CSS_NO_REF
[ 138.499849][ T18] !!! css_put is zero set CSS_NO_REF
[ 138.505601][ T18] !!! css_put is zero set CSS_NO_REF
[ 138.510977][ T1193] FAULT_INJECTION: forcing a failure.
[ 138.510977][ T1193] name failslab, interval 1, probability 0, space 0, times 0
[ 138.523953][ T1193] CPU: 1 PID: 1193 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 138.536654][ T1193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 138.546716][ T1193] Call Trace:
[ 138.550253][ T1193] dump_stack+0x19c/0x1e2
[ 138.554869][ T1193] should_fail+0x3f7/0x5b0
[ 138.559816][ T1193] __should_failslab+0xd2/0x130
[ 138.565644][ T1193] should_failslab+0x9/0x20
[ 138.570139][ T1193] slab_pre_alloc_hook+0x25/0xe0
[ 138.575103][ T1193] ? __kernfs_new_node+0x4c/0x6d0
[ 138.580122][ T1193] __kmalloc_track_caller+0x70/0x300
[ 138.585476][ T1193] ? __kernfs_new_node+0x4c/0x6d0
[ 138.590573][ T1193] kstrdup_const+0x55/0x90
[ 138.594978][ T1193] __kernfs_new_node+0x4c/0x6d0
[ 138.599813][ T1193] ? string+0x29f/0x2b0
[ 138.603953][ T1193] ? vsnprintf+0x1a6c/0x1b30
[ 138.608604][ T1193] kernfs_new_node+0x97/0x170
[ 138.613311][ T1193] __kernfs_create_file+0x4a/0x270
[ 138.618422][ T1193] cgroup_addrm_files+0x99e/0xeb0
[ 138.623430][ T1193] ? delete_node+0x747/0x7a0
[ 138.628347][ T1193] css_populate_dir+0x137/0x370
[ 138.633260][ T1193] cgroup_apply_control_enable+0x5cd/0xf70
[ 138.639040][ T1193] cgroup_apply_control+0x36/0x710
[ 138.644222][ T1193] ? init_wait_entry+0xe0/0xe0
[ 138.648960][ T1193] ? cgroup_kn_lock_live+0x1af/0x370
[ 138.654229][ T1193] cgroup_subtree_control_write+0xd05/0x12d0
[ 138.660187][ T1193] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 138.666177][ T1193] cgroup_file_write+0x22f/0x4f0
[ 138.671281][ T1193] kernfs_fop_write_iter+0x2cd/0x410
[ 138.676725][ T1193] ? cgroup_seqfile_stop+0xc0/0xc0
[ 138.682077][ T1193] vfs_write+0xb57/0xe50
[ 138.686310][ T1193] ksys_write+0x157/0x260
[ 138.690612][ T1193] __x64_sys_write+0x7b/0x90
[ 138.695173][ T1193] do_syscall_64+0x34/0x70
[ 138.699572][ T1193] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 138.705436][ T1193] RIP: 0033:0x7f075aca70e9
[ 138.709834][ T1193] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 138.729593][ T1193] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 138.738869][ T1193] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 138.746940][ T1193] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 138.755073][ T1193] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 138.763105][ T1193] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 138.771145][ T1193] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 138.779178][ T1193] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 138.824417][ T104] !!! css_put is zero set CSS_NO_REF
[ 138.829777][ T104] !!! css_put is zero set CSS_NO_REF
[ 138.835303][ T104] !!! css_put is zero set CSS_NO_REF
[ 138.840740][ T1191] FAULT_INJECTION: forcing a failure.
[ 138.840740][ T1191] name failslab, interval 1, probability 0, space 0, times 0
[ 138.854159][ T1191] CPU: 0 PID: 1191 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 138.865774][ T1191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 138.877395][ T1191] Call Trace:
[ 138.880669][ T1191] dump_stack+0x19c/0x1e2
[ 138.885079][ T1191] should_fail+0x3f7/0x5b0
[ 138.889470][ T1191] __should_failslab+0xd2/0x130
[ 138.894711][ T1191] should_failslab+0x9/0x20
[ 138.899365][ T1191] slab_pre_alloc_hook+0x25/0xe0
[ 138.904479][ T1191] ? __kernfs_new_node+0x4c/0x6d0
[ 138.909490][ T1191] __kmalloc_track_caller+0x70/0x300
[ 138.914757][ T1191] ? __kernfs_new_node+0x4c/0x6d0
[ 138.919988][ T1191] kstrdup_const+0x55/0x90
[ 138.924376][ T1191] __kernfs_new_node+0x4c/0x6d0
[ 138.929196][ T1191] ? string+0x29f/0x2b0
[ 138.933322][ T1191] ? vsnprintf+0x1a6c/0x1b30
[ 138.938227][ T1191] kernfs_new_node+0x97/0x170
[ 138.942966][ T1191] __kernfs_create_file+0x4a/0x270
[ 138.948070][ T1191] cgroup_addrm_files+0x99e/0xeb0
[ 138.953067][ T1191] ? delete_node+0x747/0x7a0
[ 138.957651][ T1191] css_populate_dir+0x137/0x370
[ 138.962753][ T1191] cgroup_apply_control_enable+0x5cd/0xf70
[ 138.968617][ T1191] cgroup_apply_control+0x36/0x710
[ 138.973809][ T1191] ? init_wait_entry+0xe0/0xe0
[ 138.978578][ T1191] ? cgroup_kn_lock_live+0x1af/0x370
[ 138.984330][ T1191] cgroup_subtree_control_write+0xd05/0x12d0
[ 138.990392][ T1191] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 138.996354][ T1191] cgroup_file_write+0x22f/0x4f0
[ 139.001648][ T1191] kernfs_fop_write_iter+0x2cd/0x410
[ 139.006911][ T1191] ? cgroup_seqfile_stop+0xc0/0xc0
[ 139.012085][ T1191] vfs_write+0xb57/0xe50
[ 139.016308][ T1191] ksys_write+0x157/0x260
[ 139.020604][ T1191] __x64_sys_write+0x7b/0x90
[ 139.025162][ T1191] do_syscall_64+0x34/0x70
[ 139.029548][ T1191] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 139.035673][ T1191] RIP: 0033:0x7f039e0800e9
[ 139.040059][ T1191] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 139.064950][ T1191] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 139.073562][ T1191] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 139.081795][ T1191] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 139.089775][ T1191] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 139.097731][ T1191] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 139.105720][ T1191] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 139.114179][ T1191] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 139.174428][ T104] !!! css_put is zero set CSS_NO_REF
[ 139.181586][ T104] !!! css_put is zero set CSS_NO_REF
[ 139.189156][ T104] !!! css_put is zero set CSS_NO_REF
[ 139.195765][ T1161] FAULT_INJECTION: forcing a failure.
[ 139.195765][ T1161] name failslab, interval 1, probability 0, space 0, times 0
[ 139.208555][ T1161] CPU: 1 PID: 1161 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 139.220453][ T1161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 139.230493][ T1161] Call Trace:
[ 139.233860][ T1161] dump_stack+0x19c/0x1e2
[ 139.238163][ T1161] should_fail+0x3f7/0x5b0
[ 139.242646][ T1161] __should_failslab+0xd2/0x130
[ 139.247503][ T1161] should_failslab+0x9/0x20
[ 139.252113][ T1161] slab_pre_alloc_hook+0x25/0xe0
[ 139.257961][ T1161] ? __kernfs_new_node+0x4c/0x6d0
[ 139.264536][ T1161] __kmalloc_track_caller+0x70/0x300
[ 139.269858][ T1161] ? __kernfs_new_node+0x4c/0x6d0
[ 139.274900][ T1161] kstrdup_const+0x55/0x90
[ 139.279851][ T1161] __kernfs_new_node+0x4c/0x6d0
[ 139.284678][ T1161] ? string+0x29f/0x2b0
[ 139.288820][ T1161] ? vsnprintf+0x1a6c/0x1b30
[ 139.293707][ T1161] kernfs_new_node+0x97/0x170
[ 139.298374][ T1161] __kernfs_create_file+0x4a/0x270
[ 139.303466][ T1161] cgroup_addrm_files+0x99e/0xeb0
[ 139.308481][ T1161] ? delete_node+0x747/0x7a0
[ 139.313075][ T1161] css_populate_dir+0x137/0x370
[ 139.318014][ T1161] cgroup_apply_control_enable+0x5cd/0xf70
[ 139.324025][ T1161] cgroup_apply_control+0x36/0x710
[ 139.329373][ T1161] ? init_wait_entry+0xe0/0xe0
[ 139.334115][ T1161] ? cgroup_kn_lock_live+0x1af/0x370
[ 139.339783][ T1161] cgroup_subtree_control_write+0xd05/0x12d0
[ 139.346142][ T1161] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 139.352401][ T1161] cgroup_file_write+0x22f/0x4f0
[ 139.357332][ T1161] kernfs_fop_write_iter+0x2cd/0x410
[ 139.363026][ T1161] ? cgroup_seqfile_stop+0xc0/0xc0
[ 139.371527][ T1161] vfs_write+0xb57/0xe50
[ 139.375954][ T1161] ksys_write+0x157/0x260
[ 139.380444][ T1161] __x64_sys_write+0x7b/0x90
[ 139.385530][ T1161] do_syscall_64+0x34/0x70
[ 139.389920][ T1161] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 139.395799][ T1161] RIP: 0033:0x7fecf899e0e9
[ 139.400200][ T1161] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 139.420833][ T1161] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 139.429421][ T1161] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 139.437478][ T1161] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 139.445967][ T1161] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 139.454075][ T1161] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 139.462045][ T1161] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 139.470436][ T1161] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 139.531142][ T18] !!! css_put is zero set CSS_NO_REF
[ 139.536857][ T18] !!! css_put is zero set CSS_NO_REF
[ 139.542826][ T18] !!! css_put is zero set CSS_NO_REF
[ 139.548570][ T1209] FAULT_INJECTION: forcing a failure.
[ 139.548570][ T1209] name failslab, interval 1, probability 0, space 0, times 0
[ 139.561365][ T1209] CPU: 1 PID: 1209 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 139.573501][ T1209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 139.584076][ T1209] Call Trace:
[ 139.587626][ T1209] dump_stack+0x19c/0x1e2
[ 139.591945][ T1209] should_fail+0x3f7/0x5b0
[ 139.596368][ T1209] __should_failslab+0xd2/0x130
[ 139.601205][ T1209] should_failslab+0x9/0x20
[ 139.605865][ T1209] slab_pre_alloc_hook+0x25/0xe0
[ 139.611001][ T1209] ? __kernfs_new_node+0x4c/0x6d0
[ 139.616105][ T1209] __kmalloc_track_caller+0x70/0x300
[ 139.621476][ T1209] ? __kernfs_new_node+0x4c/0x6d0
[ 139.626490][ T1209] kstrdup_const+0x55/0x90
[ 139.630920][ T1209] __kernfs_new_node+0x4c/0x6d0
[ 139.635883][ T1209] ? string+0x29f/0x2b0
[ 139.640014][ T1209] ? vsnprintf+0x1a6c/0x1b30
[ 139.644674][ T1209] kernfs_new_node+0x97/0x170
[ 139.649378][ T1209] __kernfs_create_file+0x4a/0x270
[ 139.654477][ T1209] cgroup_addrm_files+0x99e/0xeb0
[ 139.659581][ T1209] ? delete_node+0x747/0x7a0
[ 139.664162][ T1209] css_populate_dir+0x137/0x370
[ 139.669009][ T1209] cgroup_apply_control_enable+0x5cd/0xf70
[ 139.674994][ T1209] cgroup_apply_control+0x36/0x710
[ 139.680188][ T1209] ? init_wait_entry+0xe0/0xe0
[ 139.684949][ T1209] ? cgroup_kn_lock_live+0x1af/0x370
[ 139.690407][ T1209] cgroup_subtree_control_write+0xd05/0x12d0
[ 139.696762][ T1209] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 139.702829][ T1209] cgroup_file_write+0x22f/0x4f0
[ 139.707923][ T1209] kernfs_fop_write_iter+0x2cd/0x410
[ 139.713370][ T1209] ? cgroup_seqfile_stop+0xc0/0xc0
[ 139.718472][ T1209] vfs_write+0xb57/0xe50
[ 139.722695][ T1209] ksys_write+0x157/0x260
[ 139.727003][ T1209] __x64_sys_write+0x7b/0x90
[ 139.731618][ T1209] do_syscall_64+0x34/0x70
[ 139.736303][ T1209] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 139.742181][ T1209] RIP: 0033:0x7f075aca70e9
[ 139.746575][ T1209] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 139.766527][ T1209] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 139.774937][ T1209] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 139.782886][ T1209] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 139.791016][ T1209] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 139.798986][ T1209] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 139.807018][ T1209] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 139.815410][ T1209] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 139.844353][ T104] !!! css_put is zero set CSS_NO_REF
[ 139.850255][ T104] !!! css_put is zero set CSS_NO_REF
[ 139.856481][ T104] !!! css_put is zero set CSS_NO_REF
[ 139.862116][ T1211] FAULT_INJECTION: forcing a failure.
[ 139.862116][ T1211] name failslab, interval 1, probability 0, space 0, times 0
[ 139.875155][ T1211] CPU: 0 PID: 1211 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 139.886913][ T1211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 139.896966][ T1211] Call Trace:
[ 139.900252][ T1211] dump_stack+0x19c/0x1e2
[ 139.904916][ T1211] should_fail+0x3f7/0x5b0
[ 139.909451][ T1211] __should_failslab+0xd2/0x130
[ 139.914295][ T1211] should_failslab+0x9/0x20
[ 139.918780][ T1211] slab_pre_alloc_hook+0x25/0xe0
[ 139.923704][ T1211] ? __kernfs_new_node+0x4c/0x6d0
[ 139.928730][ T1211] __kmalloc_track_caller+0x70/0x300
[ 139.934001][ T1211] ? __kernfs_new_node+0x4c/0x6d0
[ 139.939846][ T1211] kstrdup_const+0x55/0x90
[ 139.944335][ T1211] __kernfs_new_node+0x4c/0x6d0
[ 139.949164][ T1211] ? string+0x29f/0x2b0
[ 139.953581][ T1211] ? vsnprintf+0x1a6c/0x1b30
[ 139.958356][ T1211] kernfs_new_node+0x97/0x170
[ 139.963013][ T1211] __kernfs_create_file+0x4a/0x270
[ 139.968193][ T1211] cgroup_addrm_files+0x99e/0xeb0
[ 139.973211][ T1211] ? delete_node+0x747/0x7a0
[ 139.977792][ T1211] css_populate_dir+0x137/0x370
[ 139.982642][ T1211] cgroup_apply_control_enable+0x5cd/0xf70
[ 139.988445][ T1211] cgroup_apply_control+0x36/0x710
[ 139.993534][ T1211] ? init_wait_entry+0xe0/0xe0
[ 139.998294][ T1211] ? cgroup_kn_lock_live+0x1af/0x370
[ 140.003565][ T1211] cgroup_subtree_control_write+0xd05/0x12d0
[ 140.009643][ T1211] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 140.015795][ T1211] cgroup_file_write+0x22f/0x4f0
[ 140.021064][ T1211] kernfs_fop_write_iter+0x2cd/0x410
[ 140.026459][ T1211] ? cgroup_seqfile_stop+0xc0/0xc0
[ 140.031561][ T1211] vfs_write+0xb57/0xe50
[ 140.035788][ T1211] ksys_write+0x157/0x260
[ 140.040215][ T1211] __x64_sys_write+0x7b/0x90
[ 140.045020][ T1211] do_syscall_64+0x34/0x70
[ 140.049436][ T1211] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.055317][ T1211] RIP: 0033:0x7f9e961620e9
[ 140.059728][ T1211] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 140.081034][ T1211] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 140.090616][ T1211] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 140.098620][ T1211] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 140.106981][ T1211] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 140.115054][ T1211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 140.123021][ T1211] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 140.131092][ T1211] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 140.184352][ T23] !!! css_put is zero set CSS_NO_REF
[ 140.189861][ T23] !!! css_put is zero set CSS_NO_REF
[ 140.195510][ T23] !!! css_put is zero set CSS_NO_REF
[ 140.201281][ T1210] FAULT_INJECTION: forcing a failure.
[ 140.201281][ T1210] name failslab, interval 1, probability 0, space 0, times 0
[ 140.213969][ T1210] CPU: 1 PID: 1210 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 140.225749][ T1210] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 140.235789][ T1210] Call Trace:
[ 140.239066][ T1210] dump_stack+0x19c/0x1e2
[ 140.243372][ T1210] should_fail+0x3f7/0x5b0
[ 140.247764][ T1210] __should_failslab+0xd2/0x130
[ 140.252945][ T1210] should_failslab+0x9/0x20
[ 140.257451][ T1210] slab_pre_alloc_hook+0x25/0xe0
[ 140.262395][ T1210] ? __kernfs_new_node+0x4c/0x6d0
[ 140.267630][ T1210] __kmalloc_track_caller+0x70/0x300
[ 140.272907][ T1210] ? __kernfs_new_node+0x4c/0x6d0
[ 140.277940][ T1210] kstrdup_const+0x55/0x90
[ 140.282433][ T1210] __kernfs_new_node+0x4c/0x6d0
[ 140.287592][ T1210] ? string+0x29f/0x2b0
[ 140.292089][ T1210] ? vsnprintf+0x1a6c/0x1b30
[ 140.297003][ T1210] kernfs_new_node+0x97/0x170
[ 140.304017][ T1210] __kernfs_create_file+0x4a/0x270
[ 140.311909][ T1210] cgroup_addrm_files+0x99e/0xeb0
[ 140.316925][ T1210] ? delete_node+0x747/0x7a0
[ 140.321783][ T1210] css_populate_dir+0x137/0x370
[ 140.326631][ T1210] cgroup_apply_control_enable+0x5cd/0xf70
[ 140.332413][ T1210] cgroup_apply_control+0x36/0x710
[ 140.337590][ T1210] ? init_wait_entry+0xe0/0xe0
[ 140.342379][ T1210] ? cgroup_kn_lock_live+0x1af/0x370
[ 140.347660][ T1210] cgroup_subtree_control_write+0xd05/0x12d0
[ 140.353636][ T1210] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 140.359950][ T1210] cgroup_file_write+0x22f/0x4f0
[ 140.365326][ T1210] kernfs_fop_write_iter+0x2cd/0x410
[ 140.370606][ T1210] ? cgroup_seqfile_stop+0xc0/0xc0
[ 140.375794][ T1210] vfs_write+0xb57/0xe50
[ 140.380016][ T1210] ksys_write+0x157/0x260
[ 140.384429][ T1210] __x64_sys_write+0x7b/0x90
[ 140.389004][ T1210] do_syscall_64+0x34/0x70
[ 140.393517][ T1210] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.399521][ T1210] RIP: 0033:0x7fecf899e0e9
[ 140.403922][ T1210] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 140.424178][ T1210] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 140.432783][ T1210] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 140.441527][ T1210] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 140.449922][ T1210] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 140.457986][ T1210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 140.466038][ T1210] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 140.476360][ T1210] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 140.514341][ T23] !!! css_put is zero set CSS_NO_REF
[ 140.519696][ T23] !!! css_put is zero set CSS_NO_REF
[ 140.525278][ T23] !!! css_put is zero set CSS_NO_REF
[ 140.531190][ T1207] FAULT_INJECTION: forcing a failure.
[ 140.531190][ T1207] name failslab, interval 1, probability 0, space 0, times 0
[ 140.544936][ T1207] CPU: 0 PID: 1207 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 140.557196][ T1207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 140.567938][ T1207] Call Trace:
[ 140.571321][ T1207] dump_stack+0x19c/0x1e2
[ 140.575632][ T1207] should_fail+0x3f7/0x5b0
[ 140.580027][ T1207] __should_failslab+0xd2/0x130
[ 140.584933][ T1207] should_failslab+0x9/0x20
[ 140.589710][ T1207] slab_pre_alloc_hook+0x25/0xe0
[ 140.594981][ T1207] ? __kernfs_new_node+0x4c/0x6d0
[ 140.599983][ T1207] __kmalloc_track_caller+0x70/0x300
[ 140.605241][ T1207] ? __kernfs_new_node+0x4c/0x6d0
[ 140.610334][ T1207] kstrdup_const+0x55/0x90
[ 140.614723][ T1207] __kernfs_new_node+0x4c/0x6d0
[ 140.619633][ T1207] ? string+0x29f/0x2b0
[ 140.623776][ T1207] ? vsnprintf+0x1a6c/0x1b30
[ 140.628346][ T1207] kernfs_new_node+0x97/0x170
[ 140.632996][ T1207] __kernfs_create_file+0x4a/0x270
[ 140.638897][ T1207] cgroup_addrm_files+0x99e/0xeb0
[ 140.643931][ T1207] ? delete_node+0x747/0x7a0
[ 140.649104][ T1207] css_populate_dir+0x137/0x370
[ 140.654134][ T1207] cgroup_apply_control_enable+0x5cd/0xf70
[ 140.659932][ T1207] cgroup_apply_control+0x36/0x710
[ 140.665027][ T1207] ? init_wait_entry+0xe0/0xe0
[ 140.669766][ T1207] ? cgroup_kn_lock_live+0x1af/0x370
[ 140.675224][ T1207] cgroup_subtree_control_write+0xd05/0x12d0
[ 140.681187][ T1207] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 140.687260][ T1207] cgroup_file_write+0x22f/0x4f0
[ 140.692191][ T1207] kernfs_fop_write_iter+0x2cd/0x410
[ 140.697451][ T1207] ? cgroup_seqfile_stop+0xc0/0xc0
[ 140.702537][ T1207] vfs_write+0xb57/0xe50
[ 140.706841][ T1207] ksys_write+0x157/0x260
[ 140.711148][ T1207] __x64_sys_write+0x7b/0x90
[ 140.715825][ T1207] do_syscall_64+0x34/0x70
[ 140.720215][ T1207] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 140.726186][ T1207] RIP: 0033:0x7f039e0800e9
[ 140.730599][ T1207] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 140.751101][ T1207] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 140.759943][ T1207] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 140.768464][ T1207] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 140.777129][ T1207] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 140.785343][ T1207] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 140.793387][ T1207] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 140.801881][ T1207] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 140.854333][ T104] !!! css_put is zero set CSS_NO_REF
[ 140.860154][ T104] !!! css_put is zero set CSS_NO_REF
[ 140.866088][ T104] !!! css_put is zero set CSS_NO_REF
[ 140.871650][ T1208] FAULT_INJECTION: forcing a failure.
[ 140.871650][ T1208] name failslab, interval 1, probability 0, space 0, times 0
[ 140.884481][ T1208] CPU: 1 PID: 1208 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 140.896222][ T1208] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 140.906714][ T1208] Call Trace:
[ 140.910057][ T1208] dump_stack+0x19c/0x1e2
[ 140.914602][ T1208] should_fail+0x3f7/0x5b0
[ 140.919123][ T1208] __should_failslab+0xd2/0x130
[ 140.923966][ T1208] should_failslab+0x9/0x20
[ 140.928446][ T1208] slab_pre_alloc_hook+0x25/0xe0
[ 140.933724][ T1208] ? __kernfs_new_node+0x4c/0x6d0
[ 140.939472][ T1208] __kmalloc_track_caller+0x70/0x300
[ 140.944742][ T1208] ? __kernfs_new_node+0x4c/0x6d0
[ 140.950527][ T1208] kstrdup_const+0x55/0x90
[ 140.955043][ T1208] __kernfs_new_node+0x4c/0x6d0
[ 140.959897][ T1208] ? string+0x29f/0x2b0
[ 140.964091][ T1208] ? vsnprintf+0x1a6c/0x1b30
[ 140.968872][ T1208] kernfs_new_node+0x97/0x170
[ 140.973540][ T1208] __kernfs_create_file+0x4a/0x270
[ 140.979671][ T1208] cgroup_addrm_files+0x99e/0xeb0
[ 140.985645][ T1208] ? delete_node+0x747/0x7a0
[ 140.990645][ T1208] css_populate_dir+0x137/0x370
[ 140.995925][ T1208] cgroup_apply_control_enable+0x5cd/0xf70
[ 141.001903][ T1208] cgroup_apply_control+0x36/0x710
[ 141.007222][ T1208] ? init_wait_entry+0xe0/0xe0
[ 141.012157][ T1208] ? cgroup_kn_lock_live+0x1af/0x370
[ 141.017624][ T1208] cgroup_subtree_control_write+0xd05/0x12d0
[ 141.023786][ T1208] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 141.029933][ T1208] cgroup_file_write+0x22f/0x4f0
[ 141.034866][ T1208] kernfs_fop_write_iter+0x2cd/0x410
[ 141.040141][ T1208] ? cgroup_seqfile_stop+0xc0/0xc0
[ 141.045336][ T1208] vfs_write+0xb57/0xe50
[ 141.049824][ T1208] ksys_write+0x157/0x260
[ 141.054440][ T1208] __x64_sys_write+0x7b/0x90
[ 141.059378][ T1208] do_syscall_64+0x34/0x70
[ 141.063822][ T1208] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.070228][ T1208] RIP: 0033:0x7fa66af510e9
[ 141.074732][ T1208] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 141.094713][ T1208] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 141.103389][ T1208] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 141.111465][ T1208] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 141.119430][ T1208] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 141.127598][ T1208] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 141.136532][ T1208] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 141.145074][ T1208] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 141.174361][ T18] !!! css_put is zero set CSS_NO_REF
[ 141.180033][ T18] !!! css_put is zero set CSS_NO_REF
[ 141.186136][ T18] !!! css_put is zero set CSS_NO_REF
[ 141.192120][ T1223] FAULT_INJECTION: forcing a failure.
[ 141.192120][ T1223] name failslab, interval 1, probability 0, space 0, times 0
[ 141.205116][ T1223] CPU: 0 PID: 1223 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 141.217779][ T1223] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 141.228236][ T1223] Call Trace:
[ 141.231635][ T1223] dump_stack+0x19c/0x1e2
[ 141.236410][ T1223] should_fail+0x3f7/0x5b0
[ 141.240827][ T1223] __should_failslab+0xd2/0x130
[ 141.245879][ T1223] should_failslab+0x9/0x20
[ 141.250387][ T1223] slab_pre_alloc_hook+0x25/0xe0
[ 141.255326][ T1223] ? __kernfs_new_node+0x4c/0x6d0
[ 141.260441][ T1223] __kmalloc_track_caller+0x70/0x300
[ 141.265713][ T1223] ? __kernfs_new_node+0x4c/0x6d0
[ 141.270849][ T1223] kstrdup_const+0x55/0x90
[ 141.275428][ T1223] __kernfs_new_node+0x4c/0x6d0
[ 141.280271][ T1223] ? string+0x29f/0x2b0
[ 141.284498][ T1223] ? vsnprintf+0x1a6c/0x1b30
[ 141.289076][ T1223] kernfs_new_node+0x97/0x170
[ 141.293837][ T1223] __kernfs_create_file+0x4a/0x270
[ 141.299022][ T1223] cgroup_addrm_files+0x99e/0xeb0
[ 141.304137][ T1223] ? delete_node+0x747/0x7a0
[ 141.308907][ T1223] css_populate_dir+0x137/0x370
[ 141.313759][ T1223] cgroup_apply_control_enable+0x5cd/0xf70
[ 141.319572][ T1223] cgroup_apply_control+0x36/0x710
[ 141.324868][ T1223] ? init_wait_entry+0xe0/0xe0
[ 141.329680][ T1223] ? cgroup_kn_lock_live+0x1af/0x370
[ 141.335070][ T1223] cgroup_subtree_control_write+0xd05/0x12d0
[ 141.341149][ T1223] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 141.347161][ T1223] cgroup_file_write+0x22f/0x4f0
[ 141.352381][ T1223] kernfs_fop_write_iter+0x2cd/0x410
[ 141.357743][ T1223] ? cgroup_seqfile_stop+0xc0/0xc0
[ 141.363038][ T1223] vfs_write+0xb57/0xe50
[ 141.367364][ T1223] ksys_write+0x157/0x260
[ 141.371692][ T1223] __x64_sys_write+0x7b/0x90
[ 141.376367][ T1223] do_syscall_64+0x34/0x70
[ 141.380872][ T1223] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.386785][ T1223] RIP: 0033:0x7f039e0800e9
[ 141.391195][ T1223] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 141.411461][ T1223] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 141.420119][ T1223] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 141.428268][ T1223] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 141.436492][ T1223] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 141.444459][ T1223] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 141.452422][ T1223] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 141.461526][ T1223] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 141.504376][ T382] !!! css_put is zero set CSS_NO_REF
[ 141.509839][ T382] !!! css_put is zero set CSS_NO_REF
[ 141.515436][ T382] !!! css_put is zero set CSS_NO_REF
[ 141.521091][ T1217] FAULT_INJECTION: forcing a failure.
[ 141.521091][ T1217] name failslab, interval 1, probability 0, space 0, times 0
[ 141.535158][ T1217] CPU: 0 PID: 1217 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 141.546963][ T1217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 141.557113][ T1217] Call Trace:
[ 141.560609][ T1217] dump_stack+0x19c/0x1e2
[ 141.564951][ T1217] should_fail+0x3f7/0x5b0
[ 141.569371][ T1217] __should_failslab+0xd2/0x130
[ 141.574391][ T1217] should_failslab+0x9/0x20
[ 141.579198][ T1217] slab_pre_alloc_hook+0x25/0xe0
[ 141.584715][ T1217] ? __kernfs_new_node+0x4c/0x6d0
[ 141.589760][ T1217] __kmalloc_track_caller+0x70/0x300
[ 141.600087][ T1217] ? __kernfs_new_node+0x4c/0x6d0
[ 141.605170][ T1217] kstrdup_const+0x55/0x90
[ 141.609555][ T1217] __kernfs_new_node+0x4c/0x6d0
[ 141.614375][ T1217] ? string+0x29f/0x2b0
[ 141.618719][ T1217] ? vsnprintf+0x1a6c/0x1b30
[ 141.623406][ T1217] kernfs_new_node+0x97/0x170
[ 141.628103][ T1217] __kernfs_create_file+0x4a/0x270
[ 141.633206][ T1217] cgroup_addrm_files+0x99e/0xeb0
[ 141.638294][ T1217] ? delete_node+0x747/0x7a0
[ 141.642856][ T1217] css_populate_dir+0x137/0x370
[ 141.648311][ T1217] cgroup_apply_control_enable+0x5cd/0xf70
[ 141.654090][ T1217] cgroup_apply_control+0x36/0x710
[ 141.659189][ T1217] ? init_wait_entry+0xe0/0xe0
[ 141.664800][ T1217] ? cgroup_kn_lock_live+0x1af/0x370
[ 141.670066][ T1217] cgroup_subtree_control_write+0xd05/0x12d0
[ 141.676378][ T1217] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 141.683065][ T1217] cgroup_file_write+0x22f/0x4f0
[ 141.687982][ T1217] kernfs_fop_write_iter+0x2cd/0x410
[ 141.693388][ T1217] ? cgroup_seqfile_stop+0xc0/0xc0
[ 141.698740][ T1217] vfs_write+0xb57/0xe50
[ 141.703133][ T1217] ksys_write+0x157/0x260
[ 141.707924][ T1217] __x64_sys_write+0x7b/0x90
[ 141.712605][ T1217] do_syscall_64+0x34/0x70
[ 141.717031][ T1217] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 141.723122][ T1217] RIP: 0033:0x7f9e961620e9
[ 141.727638][ T1217] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 141.747956][ T1217] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 141.758332][ T1217] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 141.767694][ T1217] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 141.775746][ T1217] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 141.783878][ T1217] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 141.791930][ T1217] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 141.801291][ T1217] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 141.844340][ T18] !!! css_put is zero set CSS_NO_REF
[ 141.850279][ T18] !!! css_put is zero set CSS_NO_REF
[ 141.855868][ T18] !!! css_put is zero set CSS_NO_REF
[ 141.861903][ T1206] FAULT_INJECTION: forcing a failure.
[ 141.861903][ T1206] name failslab, interval 1, probability 0, space 0, times 0
[ 141.874645][ T1206] CPU: 1 PID: 1206 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 141.886408][ T1206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 141.896626][ T1206] Call Trace:
[ 141.899932][ T1206] dump_stack+0x19c/0x1e2
[ 141.904256][ T1206] should_fail+0x3f7/0x5b0
[ 141.909082][ T1206] __should_failslab+0xd2/0x130
[ 141.913976][ T1206] should_failslab+0x9/0x20
[ 141.918638][ T1206] slab_pre_alloc_hook+0x25/0xe0
[ 141.923573][ T1206] ? __kernfs_new_node+0x4c/0x6d0
[ 141.928744][ T1206] __kmalloc_track_caller+0x70/0x300
[ 141.934021][ T1206] ? __kernfs_new_node+0x4c/0x6d0
[ 141.939501][ T1206] kstrdup_const+0x55/0x90
[ 141.944008][ T1206] __kernfs_new_node+0x4c/0x6d0
[ 141.949125][ T1206] ? string+0x29f/0x2b0
[ 141.953705][ T1206] ? vsnprintf+0x1a6c/0x1b30
[ 141.958369][ T1206] kernfs_new_node+0x97/0x170
[ 141.963345][ T1206] __kernfs_create_file+0x4a/0x270
[ 141.968465][ T1206] cgroup_addrm_files+0x99e/0xeb0
[ 141.973614][ T1206] ? delete_node+0x747/0x7a0
[ 141.978323][ T1206] css_populate_dir+0x137/0x370
[ 141.983351][ T1206] cgroup_apply_control_enable+0x5cd/0xf70
[ 141.989243][ T1206] cgroup_apply_control+0x36/0x710
[ 141.994438][ T1206] ? init_wait_entry+0xe0/0xe0
[ 141.999184][ T1206] ? cgroup_kn_lock_live+0x1af/0x370
[ 142.004571][ T1206] cgroup_subtree_control_write+0xd05/0x12d0
[ 142.010741][ T1206] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 142.016721][ T1206] cgroup_file_write+0x22f/0x4f0
[ 142.021670][ T1206] kernfs_fop_write_iter+0x2cd/0x410
[ 142.026956][ T1206] ? cgroup_seqfile_stop+0xc0/0xc0
[ 142.032059][ T1206] vfs_write+0xb57/0xe50
[ 142.036464][ T1206] ksys_write+0x157/0x260
[ 142.040773][ T1206] __x64_sys_write+0x7b/0x90
[ 142.045590][ T1206] do_syscall_64+0x34/0x70
[ 142.050369][ T1206] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.056495][ T1206] RIP: 0033:0x7f8c017690e9
[ 142.060908][ T1206] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 142.080514][ T1206] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
2022/05/27 17:59:40 executed programs: 290
[ 142.089225][ T1206] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 142.097192][ T1206] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 142.105246][ T1206] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 142.113708][ T1206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 142.121871][ T1206] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 142.129975][ T1206] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 142.164327][ T104] !!! css_put is zero set CSS_NO_REF
[ 142.170078][ T104] !!! css_put is zero set CSS_NO_REF
[ 142.176050][ T104] !!! css_put is zero set CSS_NO_REF
[ 142.181794][ T1214] FAULT_INJECTION: forcing a failure.
[ 142.181794][ T1214] name failslab, interval 1, probability 0, space 0, times 0
[ 142.195359][ T1214] CPU: 0 PID: 1214 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 142.207241][ T1214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 142.217380][ T1214] Call Trace:
[ 142.220824][ T1214] dump_stack+0x19c/0x1e2
[ 142.225137][ T1214] should_fail+0x3f7/0x5b0
[ 142.229720][ T1214] __should_failslab+0xd2/0x130
[ 142.234637][ T1214] should_failslab+0x9/0x20
[ 142.239155][ T1214] slab_pre_alloc_hook+0x25/0xe0
[ 142.244094][ T1214] ? __kernfs_new_node+0x4c/0x6d0
[ 142.249212][ T1214] __kmalloc_track_caller+0x70/0x300
[ 142.254585][ T1214] ? __kernfs_new_node+0x4c/0x6d0
[ 142.259616][ T1214] kstrdup_const+0x55/0x90
[ 142.264123][ T1214] __kernfs_new_node+0x4c/0x6d0
[ 142.269050][ T1214] ? string+0x29f/0x2b0
[ 142.273206][ T1214] ? vsnprintf+0x1a6c/0x1b30
[ 142.277792][ T1214] kernfs_new_node+0x97/0x170
[ 142.282460][ T1214] __kernfs_create_file+0x4a/0x270
[ 142.287558][ T1214] cgroup_addrm_files+0x99e/0xeb0
[ 142.292592][ T1214] ? delete_node+0x747/0x7a0
[ 142.297186][ T1214] css_populate_dir+0x137/0x370
[ 142.302207][ T1214] cgroup_apply_control_enable+0x5cd/0xf70
[ 142.308076][ T1214] cgroup_apply_control+0x36/0x710
[ 142.313167][ T1214] ? init_wait_entry+0xe0/0xe0
[ 142.317906][ T1214] ? cgroup_kn_lock_live+0x1af/0x370
[ 142.323517][ T1214] cgroup_subtree_control_write+0xd05/0x12d0
[ 142.329590][ T1214] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 142.335662][ T1214] cgroup_file_write+0x22f/0x4f0
[ 142.340609][ T1214] kernfs_fop_write_iter+0x2cd/0x410
[ 142.346004][ T1214] ? cgroup_seqfile_stop+0xc0/0xc0
[ 142.351134][ T1214] vfs_write+0xb57/0xe50
[ 142.355450][ T1214] ksys_write+0x157/0x260
[ 142.359903][ T1214] __x64_sys_write+0x7b/0x90
[ 142.364732][ T1214] do_syscall_64+0x34/0x70
[ 142.369769][ T1214] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.376223][ T1214] RIP: 0033:0x7f075aca70e9
[ 142.380777][ T1214] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 142.401781][ T1214] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 142.410274][ T1214] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 142.418588][ T1214] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 142.426629][ T1214] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 142.434664][ T1214] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 142.442709][ T1214] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 142.451643][ T1214] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 142.484345][ T104] !!! css_put is zero set CSS_NO_REF
[ 142.489950][ T104] !!! css_put is zero set CSS_NO_REF
[ 142.495627][ T382] !!! css_put is zero set CSS_NO_REF
[ 142.501529][ T1229] FAULT_INJECTION: forcing a failure.
[ 142.501529][ T1229] name failslab, interval 1, probability 0, space 0, times 0
[ 142.514954][ T1229] CPU: 1 PID: 1229 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 142.526748][ T1229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 142.538084][ T1229] Call Trace:
[ 142.541408][ T1229] dump_stack+0x19c/0x1e2
[ 142.545732][ T1229] should_fail+0x3f7/0x5b0
[ 142.550144][ T1229] __should_failslab+0xd2/0x130
[ 142.554974][ T1229] should_failslab+0x9/0x20
[ 142.559453][ T1229] slab_pre_alloc_hook+0x25/0xe0
[ 142.564362][ T1229] ? __kernfs_new_node+0x4c/0x6d0
[ 142.570271][ T1229] __kmalloc_track_caller+0x70/0x300
[ 142.575894][ T1229] ? __kernfs_new_node+0x4c/0x6d0
[ 142.581092][ T1229] kstrdup_const+0x55/0x90
[ 142.585588][ T1229] __kernfs_new_node+0x4c/0x6d0
[ 142.590503][ T1229] ? string+0x29f/0x2b0
[ 142.594885][ T1229] ? vsnprintf+0x1a6c/0x1b30
[ 142.600180][ T1229] kernfs_new_node+0x97/0x170
[ 142.604836][ T1229] __kernfs_create_file+0x4a/0x270
[ 142.609970][ T1229] cgroup_addrm_files+0x99e/0xeb0
[ 142.615010][ T1229] ? delete_node+0x747/0x7a0
[ 142.619655][ T1229] css_populate_dir+0x137/0x370
[ 142.624665][ T1229] cgroup_apply_control_enable+0x5cd/0xf70
[ 142.630465][ T1229] cgroup_apply_control+0x36/0x710
[ 142.636012][ T1229] ? init_wait_entry+0xe0/0xe0
[ 142.640766][ T1229] ? cgroup_kn_lock_live+0x1af/0x370
[ 142.646132][ T1229] cgroup_subtree_control_write+0xd05/0x12d0
[ 142.652269][ T1229] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 142.658234][ T1229] cgroup_file_write+0x22f/0x4f0
[ 142.663164][ T1229] kernfs_fop_write_iter+0x2cd/0x410
[ 142.668682][ T1229] ? cgroup_seqfile_stop+0xc0/0xc0
[ 142.673764][ T1229] vfs_write+0xb57/0xe50
[ 142.678176][ T1229] ksys_write+0x157/0x260
[ 142.682484][ T1229] __x64_sys_write+0x7b/0x90
[ 142.687048][ T1229] do_syscall_64+0x34/0x70
[ 142.691436][ T1229] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 142.697303][ T1229] RIP: 0033:0x7f039e0800e9
[ 142.701710][ T1229] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 142.721607][ T1229] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 142.730183][ T1229] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 142.738134][ T1229] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 142.746527][ T1229] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 142.754907][ T1229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 142.763057][ T1229] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 142.771301][ T1229] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 142.834519][ T23] !!! css_put is zero set CSS_NO_REF
[ 142.840402][ T23] !!! css_put is zero set CSS_NO_REF
[ 142.845998][ T23] !!! css_put is zero set CSS_NO_REF
[ 142.851686][ T1226] FAULT_INJECTION: forcing a failure.
[ 142.851686][ T1226] name failslab, interval 1, probability 0, space 0, times 0
[ 142.865787][ T1226] CPU: 0 PID: 1226 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 142.877505][ T1226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 142.887987][ T1226] Call Trace:
[ 142.891259][ T1226] dump_stack+0x19c/0x1e2
[ 142.895652][ T1226] should_fail+0x3f7/0x5b0
[ 142.900054][ T1226] __should_failslab+0xd2/0x130
[ 142.905297][ T1226] should_failslab+0x9/0x20
[ 142.910922][ T1226] slab_pre_alloc_hook+0x25/0xe0
[ 142.915838][ T1226] ? __kernfs_new_node+0x4c/0x6d0
[ 142.920918][ T1226] __kmalloc_track_caller+0x70/0x300
[ 142.926383][ T1226] ? __kernfs_new_node+0x4c/0x6d0
[ 142.932286][ T1226] kstrdup_const+0x55/0x90
[ 142.937250][ T1226] __kernfs_new_node+0x4c/0x6d0
[ 142.942185][ T1226] ? string+0x29f/0x2b0
[ 142.946366][ T1226] ? vsnprintf+0x1a6c/0x1b30
[ 142.951350][ T1226] kernfs_new_node+0x97/0x170
[ 142.956011][ T1226] __kernfs_create_file+0x4a/0x270
[ 142.961107][ T1226] cgroup_addrm_files+0x99e/0xeb0
[ 142.966310][ T1226] ? delete_node+0x747/0x7a0
[ 142.971065][ T1226] css_populate_dir+0x137/0x370
[ 142.975983][ T1226] cgroup_apply_control_enable+0x5cd/0xf70
[ 142.981760][ T1226] cgroup_apply_control+0x36/0x710
[ 142.986984][ T1226] ? init_wait_entry+0xe0/0xe0
[ 142.992669][ T1226] ? cgroup_kn_lock_live+0x1af/0x370
[ 142.998245][ T1226] cgroup_subtree_control_write+0xd05/0x12d0
[ 143.004451][ T1226] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 143.010408][ T1226] cgroup_file_write+0x22f/0x4f0
[ 143.015471][ T1226] kernfs_fop_write_iter+0x2cd/0x410
[ 143.021608][ T1226] ? cgroup_seqfile_stop+0xc0/0xc0
[ 143.026697][ T1226] vfs_write+0xb57/0xe50
[ 143.031511][ T1226] ksys_write+0x157/0x260
[ 143.036236][ T1226] __x64_sys_write+0x7b/0x90
[ 143.040948][ T1226] do_syscall_64+0x34/0x70
[ 143.045822][ T1226] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.051849][ T1226] RIP: 0033:0x7fa66af510e9
[ 143.056591][ T1226] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 143.077492][ T1226] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 143.085889][ T1226] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 143.094340][ T1226] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 143.102846][ T1226] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 143.110880][ T1226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 143.119016][ T1226] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 143.127846][ T1226] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 143.164569][ T23] !!! css_put is zero set CSS_NO_REF
[ 143.169938][ T23] !!! css_put is zero set CSS_NO_REF
[ 143.175711][ T23] !!! css_put is zero set CSS_NO_REF
[ 143.181494][ T1220] FAULT_INJECTION: forcing a failure.
[ 143.181494][ T1220] name failslab, interval 1, probability 0, space 0, times 0
[ 143.194710][ T1220] CPU: 1 PID: 1220 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 143.208571][ T1220] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 143.219316][ T1220] Call Trace:
[ 143.223007][ T1220] dump_stack+0x19c/0x1e2
[ 143.227613][ T1220] should_fail+0x3f7/0x5b0
[ 143.232030][ T1220] __should_failslab+0xd2/0x130
[ 143.237358][ T1220] should_failslab+0x9/0x20
[ 143.242463][ T1220] slab_pre_alloc_hook+0x25/0xe0
[ 143.247968][ T1220] ? __kernfs_new_node+0x4c/0x6d0
[ 143.253497][ T1220] __kmalloc_track_caller+0x70/0x300
[ 143.259090][ T1220] ? __kernfs_new_node+0x4c/0x6d0
[ 143.264159][ T1220] kstrdup_const+0x55/0x90
[ 143.268585][ T1220] __kernfs_new_node+0x4c/0x6d0
[ 143.273456][ T1220] ? string+0x29f/0x2b0
[ 143.277598][ T1220] ? vsnprintf+0x1a6c/0x1b30
[ 143.282255][ T1220] kernfs_new_node+0x97/0x170
[ 143.286912][ T1220] __kernfs_create_file+0x4a/0x270
[ 143.291998][ T1220] cgroup_addrm_files+0x99e/0xeb0
[ 143.296997][ T1220] ? delete_node+0x747/0x7a0
[ 143.301749][ T1220] css_populate_dir+0x137/0x370
[ 143.306587][ T1220] cgroup_apply_control_enable+0x5cd/0xf70
[ 143.312368][ T1220] cgroup_apply_control+0x36/0x710
[ 143.317729][ T1220] ? init_wait_entry+0xe0/0xe0
[ 143.322795][ T1220] ? cgroup_kn_lock_live+0x1af/0x370
[ 143.328167][ T1220] cgroup_subtree_control_write+0xd05/0x12d0
[ 143.334142][ T1220] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 143.340434][ T1220] cgroup_file_write+0x22f/0x4f0
[ 143.345383][ T1220] kernfs_fop_write_iter+0x2cd/0x410
[ 143.350928][ T1220] ? cgroup_seqfile_stop+0xc0/0xc0
[ 143.356299][ T1220] vfs_write+0xb57/0xe50
[ 143.360553][ T1220] ksys_write+0x157/0x260
[ 143.364885][ T1220] __x64_sys_write+0x7b/0x90
[ 143.369556][ T1220] do_syscall_64+0x34/0x70
[ 143.376750][ T1220] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.382751][ T1220] RIP: 0033:0x7fecf899e0e9
[ 143.387593][ T1220] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 143.407502][ T1220] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 143.415906][ T1220] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 143.424222][ T1220] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 143.432372][ T1220] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 143.440711][ T1220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 143.448870][ T1220] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 143.457208][ T1220] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 143.504328][ T18] !!! css_put is zero set CSS_NO_REF
[ 143.510267][ T18] !!! css_put is zero set CSS_NO_REF
[ 143.515923][ T18] !!! css_put is zero set CSS_NO_REF
[ 143.521803][ T1240] FAULT_INJECTION: forcing a failure.
[ 143.521803][ T1240] name failslab, interval 1, probability 0, space 0, times 0
[ 143.536439][ T1240] CPU: 1 PID: 1240 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 143.548078][ T1240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 143.558413][ T1240] Call Trace:
[ 143.561689][ T1240] dump_stack+0x19c/0x1e2
[ 143.566521][ T1240] should_fail+0x3f7/0x5b0
[ 143.571018][ T1240] __should_failslab+0xd2/0x130
[ 143.576119][ T1240] should_failslab+0x9/0x20
[ 143.580596][ T1240] slab_pre_alloc_hook+0x25/0xe0
[ 143.585508][ T1240] ? __kernfs_new_node+0x4c/0x6d0
[ 143.590548][ T1240] __kmalloc_track_caller+0x70/0x300
[ 143.595825][ T1240] ? __kernfs_new_node+0x4c/0x6d0
[ 143.600835][ T1240] kstrdup_const+0x55/0x90
[ 143.605227][ T1240] __kernfs_new_node+0x4c/0x6d0
[ 143.613710][ T1240] ? string+0x29f/0x2b0
[ 143.617875][ T1240] ? vsnprintf+0x1a6c/0x1b30
[ 143.622890][ T1240] kernfs_new_node+0x97/0x170
[ 143.627584][ T1240] __kernfs_create_file+0x4a/0x270
[ 143.632689][ T1240] cgroup_addrm_files+0x99e/0xeb0
[ 143.637809][ T1240] ? delete_node+0x747/0x7a0
[ 143.642394][ T1240] css_populate_dir+0x137/0x370
[ 143.647225][ T1240] cgroup_apply_control_enable+0x5cd/0xf70
[ 143.653093][ T1240] cgroup_apply_control+0x36/0x710
[ 143.659568][ T1240] ? init_wait_entry+0xe0/0xe0
[ 143.664549][ T1240] ? cgroup_kn_lock_live+0x1af/0x370
[ 143.672192][ T1240] cgroup_subtree_control_write+0xd05/0x12d0
[ 143.683777][ T1240] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 143.691661][ T1240] cgroup_file_write+0x22f/0x4f0
[ 143.696726][ T1240] kernfs_fop_write_iter+0x2cd/0x410
[ 143.702014][ T1240] ? cgroup_seqfile_stop+0xc0/0xc0
[ 143.707126][ T1240] vfs_write+0xb57/0xe50
[ 143.711467][ T1240] ksys_write+0x157/0x260
[ 143.715913][ T1240] __x64_sys_write+0x7b/0x90
[ 143.720621][ T1240] do_syscall_64+0x34/0x70
[ 143.725046][ T1240] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 143.731116][ T1240] RIP: 0033:0x7f039e0800e9
[ 143.735610][ T1240] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 143.758210][ T1240] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 143.766832][ T1240] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 143.775048][ T1240] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 143.783680][ T1240] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 143.792042][ T1240] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 143.800280][ T1240] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 143.808385][ T1240] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 143.854329][ T104] !!! css_put is zero set CSS_NO_REF
[ 143.859793][ T104] !!! css_put is zero set CSS_NO_REF
[ 143.869921][ T104] !!! css_put is zero set CSS_NO_REF
[ 143.876015][ T1237] FAULT_INJECTION: forcing a failure.
[ 143.876015][ T1237] name failslab, interval 1, probability 0, space 0, times 0
[ 143.888686][ T1237] CPU: 1 PID: 1237 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 143.900479][ T1237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 143.911052][ T1237] Call Trace:
[ 143.914324][ T1237] dump_stack+0x19c/0x1e2
[ 143.920152][ T1237] should_fail+0x3f7/0x5b0
[ 143.925141][ T1237] __should_failslab+0xd2/0x130
[ 143.930012][ T1237] should_failslab+0x9/0x20
[ 143.934846][ T1237] slab_pre_alloc_hook+0x25/0xe0
[ 143.939855][ T1237] ? __kernfs_new_node+0x4c/0x6d0
[ 143.948745][ T1237] __kmalloc_track_caller+0x70/0x300
[ 143.954037][ T1237] ? __kernfs_new_node+0x4c/0x6d0
[ 143.959115][ T1237] kstrdup_const+0x55/0x90
[ 143.963620][ T1237] __kernfs_new_node+0x4c/0x6d0
[ 143.968462][ T1237] ? string+0x29f/0x2b0
[ 143.972680][ T1237] ? vsnprintf+0x1a6c/0x1b30
[ 143.977442][ T1237] kernfs_new_node+0x97/0x170
[ 143.982167][ T1237] __kernfs_create_file+0x4a/0x270
[ 143.987292][ T1237] cgroup_addrm_files+0x99e/0xeb0
[ 143.992322][ T1237] ? delete_node+0x747/0x7a0
[ 143.997157][ T1237] css_populate_dir+0x137/0x370
[ 144.002292][ T1237] cgroup_apply_control_enable+0x5cd/0xf70
[ 144.008107][ T1237] cgroup_apply_control+0x36/0x710
[ 144.013319][ T1237] ? init_wait_entry+0xe0/0xe0
[ 144.018857][ T1237] ? cgroup_kn_lock_live+0x1af/0x370
[ 144.024203][ T1237] cgroup_subtree_control_write+0xd05/0x12d0
[ 144.030267][ T1237] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 144.036598][ T1237] cgroup_file_write+0x22f/0x4f0
[ 144.041519][ T1237] kernfs_fop_write_iter+0x2cd/0x410
[ 144.046797][ T1237] ? cgroup_seqfile_stop+0xc0/0xc0
[ 144.051897][ T1237] vfs_write+0xb57/0xe50
[ 144.056123][ T1237] ksys_write+0x157/0x260
[ 144.060628][ T1237] __x64_sys_write+0x7b/0x90
[ 144.065433][ T1237] do_syscall_64+0x34/0x70
[ 144.069865][ T1237] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.075827][ T1237] RIP: 0033:0x7f075aca70e9
[ 144.080396][ T1237] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 144.100374][ T1237] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 144.109904][ T1237] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 144.118202][ T1237] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 144.126423][ T1237] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 144.134375][ T1237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 144.142688][ T1237] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 144.152060][ T1237] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 144.184513][ T18] !!! css_put is zero set CSS_NO_REF
[ 144.191273][ T18] !!! css_put is zero set CSS_NO_REF
[ 144.197711][ T18] !!! css_put is zero set CSS_NO_REF
[ 144.203346][ T1234] FAULT_INJECTION: forcing a failure.
[ 144.203346][ T1234] name failslab, interval 1, probability 0, space 0, times 0
[ 144.216135][ T1234] CPU: 1 PID: 1234 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 144.227758][ T1234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 144.238272][ T1234] Call Trace:
[ 144.241551][ T1234] dump_stack+0x19c/0x1e2
[ 144.246131][ T1234] should_fail+0x3f7/0x5b0
[ 144.251094][ T1234] __should_failslab+0xd2/0x130
[ 144.256216][ T1234] should_failslab+0x9/0x20
[ 144.260802][ T1234] slab_pre_alloc_hook+0x25/0xe0
[ 144.266087][ T1234] ? __kernfs_new_node+0x4c/0x6d0
[ 144.271242][ T1234] __kmalloc_track_caller+0x70/0x300
[ 144.276556][ T1234] ? __kernfs_new_node+0x4c/0x6d0
[ 144.281561][ T1234] kstrdup_const+0x55/0x90
[ 144.285969][ T1234] __kernfs_new_node+0x4c/0x6d0
[ 144.291347][ T1234] ? string+0x29f/0x2b0
[ 144.295530][ T1234] ? vsnprintf+0x1a6c/0x1b30
[ 144.300113][ T1234] kernfs_new_node+0x97/0x170
[ 144.305025][ T1234] __kernfs_create_file+0x4a/0x270
[ 144.310112][ T1234] cgroup_addrm_files+0x99e/0xeb0
[ 144.315127][ T1234] ? delete_node+0x747/0x7a0
[ 144.319708][ T1234] css_populate_dir+0x137/0x370
[ 144.324549][ T1234] cgroup_apply_control_enable+0x5cd/0xf70
[ 144.330595][ T1234] cgroup_apply_control+0x36/0x710
[ 144.335787][ T1234] ? init_wait_entry+0xe0/0xe0
[ 144.340532][ T1234] ? cgroup_kn_lock_live+0x1af/0x370
[ 144.345798][ T1234] cgroup_subtree_control_write+0xd05/0x12d0
[ 144.351952][ T1234] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 144.357945][ T1234] cgroup_file_write+0x22f/0x4f0
[ 144.362874][ T1234] kernfs_fop_write_iter+0x2cd/0x410
[ 144.368148][ T1234] ? cgroup_seqfile_stop+0xc0/0xc0
[ 144.373237][ T1234] vfs_write+0xb57/0xe50
[ 144.377641][ T1234] ksys_write+0x157/0x260
[ 144.382135][ T1234] __x64_sys_write+0x7b/0x90
[ 144.386796][ T1234] do_syscall_64+0x34/0x70
[ 144.391497][ T1234] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.397689][ T1234] RIP: 0033:0x7f8c017690e9
[ 144.402106][ T1234] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 144.422680][ T1234] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 144.432131][ T1234] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 144.440202][ T1234] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 144.448446][ T1234] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 144.456552][ T1234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 144.464518][ T1234] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 144.473164][ T1234] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 144.534315][ T23] !!! css_put is zero set CSS_NO_REF
[ 144.539806][ T23] !!! css_put is zero set CSS_NO_REF
[ 144.545467][ T23] !!! css_put is zero set CSS_NO_REF
[ 144.551128][ T1246] FAULT_INJECTION: forcing a failure.
[ 144.551128][ T1246] name failslab, interval 1, probability 0, space 0, times 0
[ 144.565197][ T1246] CPU: 1 PID: 1246 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 144.576973][ T1246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 144.587158][ T1246] Call Trace:
[ 144.590462][ T1246] dump_stack+0x19c/0x1e2
[ 144.594791][ T1246] should_fail+0x3f7/0x5b0
[ 144.599217][ T1246] __should_failslab+0xd2/0x130
[ 144.604233][ T1246] should_failslab+0x9/0x20
[ 144.608833][ T1246] slab_pre_alloc_hook+0x25/0xe0
[ 144.613759][ T1246] ? __kernfs_new_node+0x4c/0x6d0
[ 144.618786][ T1246] __kmalloc_track_caller+0x70/0x300
[ 144.624162][ T1246] ? __kernfs_new_node+0x4c/0x6d0
[ 144.629278][ T1246] kstrdup_const+0x55/0x90
[ 144.633688][ T1246] __kernfs_new_node+0x4c/0x6d0
[ 144.638516][ T1246] ? string+0x29f/0x2b0
[ 144.642649][ T1246] ? vsnprintf+0x1a6c/0x1b30
[ 144.647216][ T1246] kernfs_new_node+0x97/0x170
[ 144.651868][ T1246] __kernfs_create_file+0x4a/0x270
[ 144.657166][ T1246] cgroup_addrm_files+0x99e/0xeb0
[ 144.662261][ T1246] ? delete_node+0x747/0x7a0
[ 144.666954][ T1246] css_populate_dir+0x137/0x370
[ 144.671867][ T1246] cgroup_apply_control_enable+0x5cd/0xf70
[ 144.677652][ T1246] cgroup_apply_control+0x36/0x710
[ 144.682845][ T1246] ? init_wait_entry+0xe0/0xe0
[ 144.687762][ T1246] ? cgroup_kn_lock_live+0x1af/0x370
[ 144.693019][ T1246] cgroup_subtree_control_write+0xd05/0x12d0
[ 144.698972][ T1246] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 144.704923][ T1246] cgroup_file_write+0x22f/0x4f0
[ 144.709948][ T1246] kernfs_fop_write_iter+0x2cd/0x410
[ 144.715239][ T1246] ? cgroup_seqfile_stop+0xc0/0xc0
[ 144.722242][ T1246] vfs_write+0xb57/0xe50
[ 144.726900][ T1246] ksys_write+0x157/0x260
[ 144.731482][ T1246] __x64_sys_write+0x7b/0x90
[ 144.736170][ T1246] do_syscall_64+0x34/0x70
[ 144.740759][ T1246] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 144.746694][ T1246] RIP: 0033:0x7fecf899e0e9
[ 144.751119][ T1246] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 144.771677][ T1246] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 144.780426][ T1246] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 144.788377][ T1246] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 144.797776][ T1246] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 144.806539][ T1246] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 144.814548][ T1246] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 144.822629][ T1246] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 144.844374][ T104] !!! css_put is zero set CSS_NO_REF
[ 144.849893][ T104] !!! css_put is zero set CSS_NO_REF
[ 144.856400][ T104] !!! css_put is zero set CSS_NO_REF
[ 144.862193][ T1231] FAULT_INJECTION: forcing a failure.
[ 144.862193][ T1231] name failslab, interval 1, probability 0, space 0, times 0
[ 144.875424][ T1231] CPU: 1 PID: 1231 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 144.887040][ T1231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 144.897377][ T1231] Call Trace:
[ 144.900847][ T1231] dump_stack+0x19c/0x1e2
[ 144.905248][ T1231] should_fail+0x3f7/0x5b0
[ 144.909652][ T1231] __should_failslab+0xd2/0x130
[ 144.914483][ T1231] should_failslab+0x9/0x20
[ 144.918968][ T1231] slab_pre_alloc_hook+0x25/0xe0
[ 144.923949][ T1231] kmem_cache_alloc_trace+0x47/0x2b0
[ 144.929365][ T1231] ? percpu_ref_init+0xd0/0x330
[ 144.934226][ T1231] percpu_ref_init+0xd0/0x330
[ 144.939240][ T1231] ? cgroup_setup_root+0x8a0/0x8a0
[ 144.945197][ T1231] cgroup_apply_control_enable+0x3d2/0xf70
[ 144.952097][ T1231] cgroup_apply_control+0x36/0x710
[ 144.957673][ T1231] ? init_wait_entry+0xe0/0xe0
[ 144.962867][ T1231] ? cgroup_kn_lock_live+0x1af/0x370
[ 144.968925][ T1231] cgroup_subtree_control_write+0xd05/0x12d0
[ 144.975076][ T1231] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 144.981265][ T1231] cgroup_file_write+0x22f/0x4f0
[ 144.986401][ T1231] kernfs_fop_write_iter+0x2cd/0x410
[ 144.991980][ T1231] ? cgroup_seqfile_stop+0xc0/0xc0
[ 144.997259][ T1231] vfs_write+0xb57/0xe50
[ 145.001667][ T1231] ksys_write+0x157/0x260
[ 145.005973][ T1231] __x64_sys_write+0x7b/0x90
[ 145.010632][ T1231] do_syscall_64+0x34/0x70
[ 145.015305][ T1231] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.021273][ T1231] RIP: 0033:0x7f9e961620e9
[ 145.025686][ T1231] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 145.045816][ T1231] RSP: 002b:00007f9e960d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 145.054737][ T1231] RAX: ffffffffffffffda RBX: 00007f9e96274f60 RCX: 00007f9e961620e9
[ 145.062712][ T1231] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 145.070987][ T1231] RBP: 00007f9e960d81d0 R08: 0000000000000000 R09: 0000000000000000
[ 145.079202][ T1231] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 145.087166][ T1231] R13: 00007ffffb30ac6f R14: 00007f9e960d8300 R15: 0000000000022000
[ 145.134357][ T23] !!! css_put is zero set CSS_NO_REF
[ 145.139681][ T23] !!! css_put is zero set CSS_NO_REF
[ 145.145325][ T1252] FAULT_INJECTION: forcing a failure.
[ 145.145325][ T1252] name failslab, interval 1, probability 0, space 0, times 0
[ 145.158996][ T1252] CPU: 0 PID: 1252 Comm: syz-executor.2 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 145.170745][ T1252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 145.181315][ T1252] Call Trace:
[ 145.184595][ T1252] dump_stack+0x19c/0x1e2
[ 145.188927][ T1252] should_fail+0x3f7/0x5b0
[ 145.193331][ T1252] __should_failslab+0xd2/0x130
[ 145.198177][ T1252] should_failslab+0x9/0x20
[ 145.202674][ T1252] slab_pre_alloc_hook+0x25/0xe0
[ 145.207828][ T1252] ? __kernfs_new_node+0x4c/0x6d0
[ 145.212858][ T1252] __kmalloc_track_caller+0x70/0x300
[ 145.218140][ T1252] ? __kernfs_new_node+0x4c/0x6d0
[ 145.223199][ T1252] kstrdup_const+0x55/0x90
[ 145.227700][ T1252] __kernfs_new_node+0x4c/0x6d0
[ 145.232539][ T1252] ? string+0x29f/0x2b0
[ 145.236944][ T1252] ? vsnprintf+0x1a6c/0x1b30
[ 145.241523][ T1252] kernfs_new_node+0x97/0x170
[ 145.246176][ T1252] __kernfs_create_file+0x4a/0x270
[ 145.251267][ T1252] cgroup_addrm_files+0x99e/0xeb0
[ 145.256389][ T1252] ? delete_node+0x747/0x7a0
[ 145.260979][ T1252] css_populate_dir+0x137/0x370
[ 145.265822][ T1252] cgroup_apply_control_enable+0x5cd/0xf70
[ 145.271616][ T1252] cgroup_apply_control+0x36/0x710
[ 145.277055][ T1252] ? init_wait_entry+0xe0/0xe0
[ 145.281791][ T1252] ? cgroup_kn_lock_live+0x1af/0x370
[ 145.287057][ T1252] cgroup_subtree_control_write+0xd05/0x12d0
[ 145.293016][ T1252] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 145.298981][ T1252] cgroup_file_write+0x22f/0x4f0
[ 145.304032][ T1252] kernfs_fop_write_iter+0x2cd/0x410
[ 145.309430][ T1252] ? cgroup_seqfile_stop+0xc0/0xc0
[ 145.314539][ T1252] vfs_write+0xb57/0xe50
[ 145.318929][ T1252] ksys_write+0x157/0x260
[ 145.323337][ T1252] __x64_sys_write+0x7b/0x90
[ 145.327908][ T1252] do_syscall_64+0x34/0x70
[ 145.332779][ T1252] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.338850][ T1252] RIP: 0033:0x7f075aca70e9
[ 145.343247][ T1252] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 145.363277][ T1252] RSP: 002b:00007f075abfc168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 145.371857][ T1252] RAX: ffffffffffffffda RBX: 00007f075adba030 RCX: 00007f075aca70e9
[ 145.379842][ T1252] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 145.387816][ T1252] RBP: 00007f075abfc1d0 R08: 0000000000000000 R09: 0000000000000000
[ 145.395780][ T1252] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 145.403770][ T1252] R13: 00007ffcf5f36b2f R14: 00007f075abfc300 R15: 0000000000022000
[ 145.413059][ T1252] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 145.477971][ T23] !!! css_put is zero set CSS_NO_REF
[ 145.483304][ T23] !!! css_put is zero set CSS_NO_REF
[ 145.489172][ T23] !!! css_put is zero set CSS_NO_REF
[ 145.494816][ T1249] FAULT_INJECTION: forcing a failure.
[ 145.494816][ T1249] name failslab, interval 1, probability 0, space 0, times 0
[ 145.508813][ T1249] CPU: 1 PID: 1249 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 145.520879][ T1249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 145.531019][ T1249] Call Trace:
[ 145.534647][ T1249] dump_stack+0x19c/0x1e2
[ 145.539322][ T1249] should_fail+0x3f7/0x5b0
[ 145.543738][ T1249] __should_failslab+0xd2/0x130
[ 145.548679][ T1249] should_failslab+0x9/0x20
[ 145.553200][ T1249] slab_pre_alloc_hook+0x25/0xe0
[ 145.558250][ T1249] ? __kernfs_new_node+0x4c/0x6d0
[ 145.563391][ T1249] __kmalloc_track_caller+0x70/0x300
[ 145.568772][ T1249] ? __kernfs_new_node+0x4c/0x6d0
[ 145.574187][ T1249] kstrdup_const+0x55/0x90
[ 145.578616][ T1249] __kernfs_new_node+0x4c/0x6d0
[ 145.583461][ T1249] ? string+0x29f/0x2b0
[ 145.587611][ T1249] ? vsnprintf+0x1a6c/0x1b30
[ 145.592177][ T1249] kernfs_new_node+0x97/0x170
[ 145.596853][ T1249] __kernfs_create_file+0x4a/0x270
[ 145.601961][ T1249] cgroup_addrm_files+0x99e/0xeb0
[ 145.607073][ T1249] ? delete_node+0x747/0x7a0
[ 145.611651][ T1249] css_populate_dir+0x137/0x370
[ 145.616581][ T1249] cgroup_apply_control_enable+0x5cd/0xf70
[ 145.622369][ T1249] cgroup_apply_control+0x36/0x710
[ 145.627514][ T1249] ? init_wait_entry+0xe0/0xe0
[ 145.632472][ T1249] ? cgroup_kn_lock_live+0x1af/0x370
[ 145.637765][ T1249] cgroup_subtree_control_write+0xd05/0x12d0
[ 145.643750][ T1249] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 145.649731][ T1249] cgroup_file_write+0x22f/0x4f0
[ 145.654663][ T1249] kernfs_fop_write_iter+0x2cd/0x410
[ 145.660015][ T1249] ? cgroup_seqfile_stop+0xc0/0xc0
[ 145.665448][ T1249] vfs_write+0xb57/0xe50
[ 145.669868][ T1249] ksys_write+0x157/0x260
[ 145.674268][ T1249] __x64_sys_write+0x7b/0x90
[ 145.678873][ T1249] do_syscall_64+0x34/0x70
[ 145.683274][ T1249] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.689148][ T1249] RIP: 0033:0x7f039e0800e9
[ 145.693562][ T1249] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 145.713643][ T1249] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 145.722389][ T1249] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 145.730425][ T1249] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 145.738718][ T1249] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 145.746924][ T1249] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 145.754958][ T1249] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 145.763753][ T1249] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 145.804330][ T104] !!! css_put is zero set CSS_NO_REF
[ 145.809753][ T104] !!! css_put is zero set CSS_NO_REF
[ 145.815385][ T104] !!! css_put is zero set CSS_NO_REF
[ 145.820971][ T1255] FAULT_INJECTION: forcing a failure.
[ 145.820971][ T1255] name failslab, interval 1, probability 0, space 0, times 0
[ 145.834275][ T1255] CPU: 0 PID: 1255 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 145.846325][ T1255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 145.856368][ T1255] Call Trace:
[ 145.859655][ T1255] dump_stack+0x19c/0x1e2
[ 145.863978][ T1255] should_fail+0x3f7/0x5b0
[ 145.868384][ T1255] __should_failslab+0xd2/0x130
[ 145.873711][ T1255] should_failslab+0x9/0x20
[ 145.878327][ T1255] slab_pre_alloc_hook+0x25/0xe0
[ 145.883284][ T1255] kmem_cache_alloc_trace+0x47/0x2b0
[ 145.888602][ T1255] ? percpu_ref_init+0xd0/0x330
[ 145.893546][ T1255] percpu_ref_init+0xd0/0x330
[ 145.898212][ T1255] ? cgroup_setup_root+0x8a0/0x8a0
[ 145.903572][ T1255] cgroup_apply_control_enable+0x3d2/0xf70
[ 145.912331][ T1255] cgroup_apply_control+0x36/0x710
[ 145.922281][ T1255] ? init_wait_entry+0xe0/0xe0
[ 145.929129][ T1255] ? cgroup_kn_lock_live+0x1af/0x370
[ 145.935151][ T1255] cgroup_subtree_control_write+0xd05/0x12d0
[ 145.941494][ T1255] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 145.947478][ T1255] cgroup_file_write+0x22f/0x4f0
[ 145.952420][ T1255] kernfs_fop_write_iter+0x2cd/0x410
[ 145.957909][ T1255] ? cgroup_seqfile_stop+0xc0/0xc0
[ 145.963104][ T1255] vfs_write+0xb57/0xe50
[ 145.967790][ T1255] ksys_write+0x157/0x260
[ 145.972623][ T1255] __x64_sys_write+0x7b/0x90
[ 145.977325][ T1255] do_syscall_64+0x34/0x70
[ 145.981734][ T1255] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 145.988017][ T1255] RIP: 0033:0x7f8c017690e9
[ 145.992738][ T1255] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 146.013146][ T1255] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 146.021651][ T1255] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 146.029789][ T1255] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 146.038118][ T1255] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 146.046174][ T1255] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 146.054366][ T1255] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 146.094318][ T377] !!! css_put is zero set CSS_NO_REF
[ 146.099733][ T377] !!! css_put is zero set CSS_NO_REF
[ 146.105248][ T1258] FAULT_INJECTION: forcing a failure.
[ 146.105248][ T1258] name failslab, interval 1, probability 0, space 0, times 0
[ 146.118165][ T1258] CPU: 1 PID: 1258 Comm: syz-executor.0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 146.129878][ T1258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 146.139926][ T1258] Call Trace:
[ 146.143206][ T1258] dump_stack+0x19c/0x1e2
[ 146.147613][ T1258] should_fail+0x3f7/0x5b0
[ 146.152192][ T1258] __should_failslab+0xd2/0x130
[ 146.157131][ T1258] should_failslab+0x9/0x20
[ 146.162003][ T1258] slab_pre_alloc_hook+0x25/0xe0
[ 146.168169][ T1258] ? __kernfs_new_node+0x4c/0x6d0
[ 146.173170][ T1258] __kmalloc_track_caller+0x70/0x300
[ 146.178559][ T1258] ? __kernfs_new_node+0x4c/0x6d0
[ 146.183655][ T1258] kstrdup_const+0x55/0x90
[ 146.188073][ T1258] __kernfs_new_node+0x4c/0x6d0
[ 146.193201][ T1258] ? string+0x29f/0x2b0
[ 146.197428][ T1258] ? vsnprintf+0x1a6c/0x1b30
[ 146.201999][ T1258] kernfs_new_node+0x97/0x170
[ 146.206651][ T1258] __kernfs_create_file+0x4a/0x270
[ 146.211740][ T1258] cgroup_addrm_files+0x99e/0xeb0
[ 146.216738][ T1258] ? delete_node+0x747/0x7a0
[ 146.221468][ T1258] css_populate_dir+0x137/0x370
[ 146.226317][ T1258] cgroup_apply_control_enable+0x5cd/0xf70
[ 146.232115][ T1258] cgroup_apply_control+0x36/0x710
[ 146.237417][ T1258] ? init_wait_entry+0xe0/0xe0
[ 146.242156][ T1258] ? cgroup_kn_lock_live+0x1af/0x370
[ 146.247528][ T1258] cgroup_subtree_control_write+0xd05/0x12d0
[ 146.253506][ T1258] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 146.259545][ T1258] cgroup_file_write+0x22f/0x4f0
[ 146.264474][ T1258] kernfs_fop_write_iter+0x2cd/0x410
[ 146.269771][ T1258] ? cgroup_seqfile_stop+0xc0/0xc0
[ 146.275830][ T1258] vfs_write+0xb57/0xe50
[ 146.280303][ T1258] ksys_write+0x157/0x260
[ 146.284640][ T1258] __x64_sys_write+0x7b/0x90
[ 146.289683][ T1258] do_syscall_64+0x34/0x70
[ 146.294363][ T1258] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.300528][ T1258] RIP: 0033:0x7fecf899e0e9
[ 146.305025][ T1258] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 146.324886][ T1258] RSP: 002b:00007fecf88f3168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 146.333286][ T1258] RAX: ffffffffffffffda RBX: 00007fecf8ab1030 RCX: 00007fecf899e0e9
[ 146.341350][ T1258] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 146.349948][ T1258] RBP: 00007fecf88f31d0 R08: 0000000000000000 R09: 0000000000000000
[ 146.357920][ T1258] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 146.365892][ T1258] R13: 00007ffe21dd942f R14: 00007fecf88f3300 R15: 0000000000022000
[ 146.374230][ T1258] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 146.424307][ T377] !!! css_put is zero set CSS_NO_REF
[ 146.429883][ T377] !!! css_put is zero set CSS_NO_REF
[ 146.435724][ T377] !!! css_put is zero set CSS_NO_REF
[ 146.441721][ T1270] FAULT_INJECTION: forcing a failure.
[ 146.441721][ T1270] name failslab, interval 1, probability 0, space 0, times 0
[ 146.454743][ T1270] CPU: 0 PID: 1270 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 146.466540][ T1270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 146.476919][ T1270] Call Trace:
[ 146.480208][ T1270] dump_stack+0x19c/0x1e2
[ 146.484616][ T1270] should_fail+0x3f7/0x5b0
[ 146.489895][ T1270] __should_failslab+0xd2/0x130
[ 146.495661][ T1270] should_failslab+0x9/0x20
[ 146.500155][ T1270] slab_pre_alloc_hook+0x25/0xe0
[ 146.505665][ T1270] ? __kernfs_new_node+0x4c/0x6d0
[ 146.510808][ T1270] __kmalloc_track_caller+0x70/0x300
[ 146.516158][ T1270] ? __kernfs_new_node+0x4c/0x6d0
[ 146.521266][ T1270] kstrdup_const+0x55/0x90
[ 146.525679][ T1270] __kernfs_new_node+0x4c/0x6d0
[ 146.530705][ T1270] ? string+0x29f/0x2b0
[ 146.534859][ T1270] ? vsnprintf+0x1a6c/0x1b30
[ 146.539447][ T1270] kernfs_new_node+0x97/0x170
[ 146.544109][ T1270] __kernfs_create_file+0x4a/0x270
[ 146.549283][ T1270] cgroup_addrm_files+0x99e/0xeb0
[ 146.554512][ T1270] ? delete_node+0x747/0x7a0
[ 146.559185][ T1270] css_populate_dir+0x137/0x370
[ 146.564200][ T1270] cgroup_apply_control_enable+0x5cd/0xf70
[ 146.570031][ T1270] cgroup_apply_control+0x36/0x710
[ 146.575141][ T1270] ? init_wait_entry+0xe0/0xe0
[ 146.579901][ T1270] ? cgroup_kn_lock_live+0x1af/0x370
[ 146.585383][ T1270] cgroup_subtree_control_write+0xd05/0x12d0
[ 146.592226][ T1270] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 146.598660][ T1270] cgroup_file_write+0x22f/0x4f0
[ 146.603582][ T1270] kernfs_fop_write_iter+0x2cd/0x410
[ 146.608871][ T1270] ? cgroup_seqfile_stop+0xc0/0xc0
[ 146.614057][ T1270] vfs_write+0xb57/0xe50
[ 146.618287][ T1270] ksys_write+0x157/0x260
[ 146.622768][ T1270] __x64_sys_write+0x7b/0x90
[ 146.627342][ T1270] do_syscall_64+0x34/0x70
[ 146.631890][ T1270] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.638042][ T1270] RIP: 0033:0x7f8c017690e9
[ 146.642732][ T1270] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 146.665482][ T1270] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 146.673982][ T1270] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 146.682336][ T1270] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 146.690652][ T1270] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 146.699103][ T1270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 146.707328][ T1270] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 146.716489][ T1270] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 146.728653][ T412] ------------[ cut here ]------------
[ 146.734703][ T412] WARNING: CPU: 1 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 146.744133][ T412] Modules linked in:
[ 146.748299][ T412] CPU: 1 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 146.760251][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 146.770429][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 146.776634][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 146.796641][ T412] RSP: 0018:ffffc90000f07d58 EFLAGS: 00010293
[ 146.802907][ T412] RAX: ffffffff81aeff3c RBX: ffff88810abe6fe0 RCX: ffff888107a75b80
[ 146.810906][ T412] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 146.819367][ T412] RBP: ffffc90000f07dc8 R08: ffffffff81aefc67 R09: fffff520001e0fa3
[ 146.827372][ T412] R10: fffff520001e0fa3 R11: 1ffff920001e0fa2 R12: dffffc0000000000
[ 146.835359][ T412] R13: ffff88810abe6f00 R14: 00000000ffffffff R15: 0000000000000000
[ 146.843451][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 146.853004][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 146.859701][ T412] CR2: 00007ffc6cf4dfa8 CR3: 0000000116423000 CR4: 00000000003506a0
[ 146.868027][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 146.876375][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 146.884357][ T412] Call Trace:
[ 146.887623][ T412] ? init_wait_entry+0xe0/0xe0
[ 146.892459][ T412] ? up_write+0x68/0x140
[ 146.896758][ T412] namespace_unlock+0x377/0x420
[ 146.901595][ T412] path_umount+0xe23/0xed0
[ 146.906123][ T412] __x64_sys_umount+0xe8/0x110
[ 146.910878][ T412] do_syscall_64+0x34/0x70
[ 146.915499][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 146.921860][ T412] RIP: 0033:0x7f8c0176a557
[ 146.926299][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 146.946759][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 146.955181][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 146.963220][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 146.971496][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 146.979498][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 146.987575][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 146.995689][ T412] ---[ end trace b9d4a1c636ee149d ]---
[ 147.001342][ T412] ------------[ cut here ]------------
[ 147.006882][ T412] WARNING: CPU: 0 PID: 412 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 147.016033][ T412] Modules linked in:
[ 147.020013][ T412] CPU: 0 PID: 412 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 147.031672][ T412] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 147.042146][ T412] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 147.047780][ T412] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 147.067711][ T412] RSP: 0018:ffffc90000f07dd0 EFLAGS: 00010293
[ 147.073769][ T412] RAX: ffffffff81aeff3c RBX: ffff88810abe6fe0 RCX: ffff888107a75b80
[ 147.081940][ T412] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 147.090028][ T412] RBP: ffffc90000f07e40 R08: ffffffff81aefc67 R09: fffff520001e0fb2
[ 147.098277][ T412] R10: fffff520001e0fb2 R11: 1ffff920001e0fb1 R12: dffffc0000000000
[ 147.106520][ T412] R13: ffff88810abe6f00 R14: 00000000fffffffe R15: 0000000000000000
[ 147.115054][ T412] FS: 0000555556c9d400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 147.124096][ T412] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 147.130805][ T412] CR2: 00007fecf88f2ff8 CR3: 0000000116423000 CR4: 00000000003506b0
[ 147.138806][ T412] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 147.147024][ T412] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 147.155024][ T412] Call Trace:
[ 147.158380][ T412] path_umount+0x1ad/0xed0
[ 147.162995][ T412] __x64_sys_umount+0xe8/0x110
[ 147.168260][ T412] do_syscall_64+0x34/0x70
[ 147.172853][ T412] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.179098][ T412] RIP: 0033:0x7f8c0176a557
[ 147.183512][ T412] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 147.203935][ T412] RSP: 002b:00007ffc6cf4e208 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 147.212878][ T412] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8c0176a557
[ 147.221439][ T412] RDX: 00007ffc6cf4e2da RSI: 000000000000000a RDI: 00007ffc6cf4e2d0
[ 147.229710][ T412] RBP: 00007ffc6cf4e2d0 R08: 00000000ffffffff R09: 00007ffc6cf4e0a0
[ 147.237902][ T412] R10: 0000555556c9eba3 R11: 0000000000000246 R12: 00007f8c017c21f8
[ 147.245997][ T412] R13: 00007ffc6cf4f390 R14: 0000555556c9eb00 R15: 00007ffc6cf4f3d0
[ 147.254138][ T412] ---[ end trace b9d4a1c636ee149e ]---
[ 147.266263][ T377] !!! css_put is zero set CSS_NO_REF
[ 147.271697][ T377] !!! css_put is zero set CSS_NO_REF
[ 147.277700][ T1267] FAULT_INJECTION: forcing a failure.
[ 147.277700][ T1267] name failslab, interval 1, probability 0, space 0, times 0
[ 147.290748][ T1267] CPU: 1 PID: 1267 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 147.302470][ T1267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 147.312986][ T1267] Call Trace:
[ 147.316447][ T1267] dump_stack+0x19c/0x1e2
[ 147.320943][ T1267] should_fail+0x3f7/0x5b0
[ 147.325355][ T1267] __should_failslab+0xd2/0x130
[ 147.330311][ T1267] should_failslab+0x9/0x20
[ 147.335603][ T1267] slab_pre_alloc_hook+0x25/0xe0
[ 147.340596][ T1267] ? __kernfs_new_node+0x4c/0x6d0
[ 147.345641][ T1267] __kmalloc_track_caller+0x70/0x300
[ 147.351198][ T1267] ? __kernfs_new_node+0x4c/0x6d0
[ 147.356204][ T1267] kstrdup_const+0x55/0x90
[ 147.360857][ T1267] __kernfs_new_node+0x4c/0x6d0
[ 147.365821][ T1267] ? string+0x29f/0x2b0
[ 147.369953][ T1267] ? vsnprintf+0x1a6c/0x1b30
[ 147.374615][ T1267] kernfs_new_node+0x97/0x170
[ 147.379631][ T1267] __kernfs_create_file+0x4a/0x270
[ 147.385993][ T1267] cgroup_addrm_files+0x99e/0xeb0
[ 147.391022][ T1267] ? delete_node+0x747/0x7a0
[ 147.395605][ T1267] css_populate_dir+0x137/0x370
[ 147.400444][ T1267] cgroup_apply_control_enable+0x5cd/0xf70
[ 147.406244][ T1267] cgroup_apply_control+0x36/0x710
[ 147.411334][ T1267] ? init_wait_entry+0xe0/0xe0
[ 147.416161][ T1267] ? cgroup_kn_lock_live+0x1af/0x370
[ 147.421421][ T1267] cgroup_subtree_control_write+0xd05/0x12d0
[ 147.427389][ T1267] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 147.433555][ T1267] cgroup_file_write+0x22f/0x4f0
[ 147.438729][ T1267] kernfs_fop_write_iter+0x2cd/0x410
[ 147.444004][ T1267] ? cgroup_seqfile_stop+0xc0/0xc0
[ 147.449111][ T1267] vfs_write+0xb57/0xe50
[ 147.453353][ T1267] ksys_write+0x157/0x260
[ 147.457963][ T1267] __x64_sys_write+0x7b/0x90
[ 147.462565][ T1267] do_syscall_64+0x34/0x70
[ 147.466988][ T1267] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.472983][ T1267] RIP: 0033:0x7f039e0800e9
[ 147.477388][ T1267] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 147.496986][ T1267] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 147.505409][ T1267] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 147.513381][ T1267] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 147.521507][ T1267] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
2022/05/27 17:59:46 executed programs: 305
[ 147.529725][ T1267] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 147.537685][ T1267] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 147.545874][ T1267] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 147.614375][ T67] !!! css_put is zero set CSS_NO_REF
[ 147.620149][ T67] !!! css_put is zero set CSS_NO_REF
[ 147.625675][ T67] !!! css_put is zero set CSS_NO_REF
[ 147.631299][ T1261] FAULT_INJECTION: forcing a failure.
[ 147.631299][ T1261] name failslab, interval 1, probability 0, space 0, times 0
[ 147.644079][ T1261] CPU: 0 PID: 1261 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 147.655905][ T1261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 147.666670][ T1261] Call Trace:
[ 147.670232][ T1261] dump_stack+0x19c/0x1e2
[ 147.674709][ T1261] should_fail+0x3f7/0x5b0
[ 147.679235][ T1261] __should_failslab+0xd2/0x130
[ 147.684084][ T1261] should_failslab+0x9/0x20
[ 147.688656][ T1261] slab_pre_alloc_hook+0x25/0xe0
[ 147.693990][ T1261] ? __kernfs_new_node+0x4c/0x6d0
[ 147.699024][ T1261] __kmalloc_track_caller+0x70/0x300
[ 147.704309][ T1261] ? __kernfs_new_node+0x4c/0x6d0
[ 147.709336][ T1261] kstrdup_const+0x55/0x90
[ 147.713741][ T1261] __kernfs_new_node+0x4c/0x6d0
[ 147.718584][ T1261] ? string+0x29f/0x2b0
[ 147.722809][ T1261] ? vsnprintf+0x1a6c/0x1b30
[ 147.727394][ T1261] kernfs_new_node+0x97/0x170
[ 147.732204][ T1261] __kernfs_create_file+0x4a/0x270
[ 147.737388][ T1261] cgroup_addrm_files+0x99e/0xeb0
[ 147.742568][ T1261] ? delete_node+0x747/0x7a0
[ 147.747438][ T1261] css_populate_dir+0x137/0x370
[ 147.752297][ T1261] cgroup_apply_control_enable+0x5cd/0xf70
[ 147.758537][ T1261] cgroup_apply_control+0x36/0x710
[ 147.763726][ T1261] ? init_wait_entry+0xe0/0xe0
[ 147.769011][ T1261] ? cgroup_kn_lock_live+0x1af/0x370
[ 147.774313][ T1261] cgroup_subtree_control_write+0xd05/0x12d0
[ 147.780646][ T1261] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 147.786773][ T1261] cgroup_file_write+0x22f/0x4f0
[ 147.791771][ T1261] kernfs_fop_write_iter+0x2cd/0x410
[ 147.797133][ T1261] ? cgroup_seqfile_stop+0xc0/0xc0
[ 147.802308][ T1261] vfs_write+0xb57/0xe50
[ 147.806522][ T1261] ksys_write+0x157/0x260
[ 147.810836][ T1261] __x64_sys_write+0x7b/0x90
[ 147.815396][ T1261] do_syscall_64+0x34/0x70
[ 147.819807][ T1261] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 147.825691][ T1261] RIP: 0033:0x7f9e961620e9
[ 147.830136][ T1261] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 147.850444][ T1261] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 147.859323][ T1261] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 147.867579][ T1261] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 147.875555][ T1261] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 147.883596][ T1261] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 147.891556][ T1261] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 147.900258][ T1261] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 147.909752][ T413] ------------[ cut here ]------------
[ 147.915373][ T413] WARNING: CPU: 0 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 147.924410][ T413] Modules linked in:
[ 147.928294][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 147.940013][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 147.950160][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 147.956432][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 147.976869][ T413] RSP: 0018:ffffc90000f17dd0 EFLAGS: 00010293
[ 147.982927][ T413] RAX: ffffffff81aeff3c RBX: ffff8881101c92e0 RCX: ffff888107a72dc0
[ 147.990944][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 147.999016][ T413] RBP: ffffc90000f17e40 R08: ffffffff81aefc67 R09: fffff520001e2fb2
[ 148.007976][ T413] R10: fffff520001e2fb2 R11: 1ffff920001e2fb1 R12: dffffc0000000000
[ 148.016552][ T413] R13: ffff8881101c9200 R14: 00000000ffffffff R15: 0000000000000000
[ 148.025075][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 148.035030][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 148.042194][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506b0
[ 148.050322][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 148.058550][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 148.066712][ T413] Call Trace:
[ 148.070190][ T413] path_umount+0x1ad/0xed0
[ 148.074615][ T413] __x64_sys_umount+0xe8/0x110
[ 148.079371][ T413] do_syscall_64+0x34/0x70
[ 148.083775][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.089790][ T413] RIP: 0033:0x7f9e96163557
[ 148.094619][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 148.114871][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 148.123288][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 148.131274][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 148.139272][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 148.147250][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 148.155574][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 148.163617][ T413] ---[ end trace b9d4a1c636ee149f ]---
[ 148.169398][ T413] ------------[ cut here ]------------
[ 148.176477][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1109 cleanup_mnt+0x4c5/0x510
[ 148.185560][ T377] !!! css_put is zero set CSS_NO_REF
[ 148.185615][ T413] Modules linked in:
[ 148.191631][ T377] !!! css_put is zero set CSS_NO_REF
[ 148.195581][ T413] CPU: 0 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 148.201159][ T1243] FAULT_INJECTION: forcing a failure.
[ 148.201159][ T1243] name failslab, interval 1, probability 0, space 0, times 0
[ 148.212822][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 148.225912][ T1243] CPU: 1 PID: 1243 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 148.236340][ T413] RIP: 0010:cleanup_mnt+0x4c5/0x510
[ 148.247815][ T1243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 148.247819][ T1243] Call Trace:
[ 148.247834][ T1243] dump_stack+0x19c/0x1e2
[ 148.247844][ T1243] should_fail+0x3f7/0x5b0
[ 148.247854][ T1243] __should_failslab+0xd2/0x130
[ 148.247862][ T1243] should_failslab+0x9/0x20
[ 148.247879][ T1243] slab_pre_alloc_hook+0x25/0xe0
[ 148.253136][ T413] Code: ce a5 ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ae 02 b9 ff 48 8b 7d d0 e8 55 cb 04 00 e9 21 fd ff ff e8 9b 02 b9 ff <0f> 0b e9 e5 fc ff ff 48 c7 c1 98 2c 20 86 80 e1 07 80 c1 03 38 c1
[ 148.263454][ T1243] ? __kernfs_new_node+0x4c/0x6d0
[ 148.263465][ T1243] __kmalloc_track_caller+0x70/0x300
[ 148.263473][ T1243] ? __kernfs_new_node+0x4c/0x6d0
[ 148.263482][ T1243] kstrdup_const+0x55/0x90
[ 148.263490][ T1243] __kernfs_new_node+0x4c/0x6d0
[ 148.263498][ T1243] ? string+0x29f/0x2b0
[ 148.263506][ T1243] ? vsnprintf+0x1a6c/0x1b30
[ 148.263514][ T1243] kernfs_new_node+0x97/0x170
[ 148.263530][ T1243] __kernfs_create_file+0x4a/0x270
[ 148.266844][ T413] RSP: 0018:ffffc90000f17e30 EFLAGS: 00010293
[ 148.271096][ T1243] cgroup_addrm_files+0x99e/0xeb0
[ 148.271106][ T1243] ? delete_node+0x747/0x7a0
[ 148.271120][ T1243] css_populate_dir+0x137/0x370
[ 148.275535][ T413]
[ 148.280356][ T1243] cgroup_apply_control_enable+0x5cd/0xf70
[ 148.280373][ T1243] cgroup_apply_control+0x36/0x710
[ 148.284877][ T413] RAX: ffffffff81b00a05 RBX: ffffe8ffffd41014 RCX: ffff888107a72dc0
[ 148.289764][ T1243] ? init_wait_entry+0xe0/0xe0
[ 148.289773][ T1243] ? cgroup_kn_lock_live+0x1af/0x370
[ 148.289788][ T1243] cgroup_subtree_control_write+0xd05/0x12d0
[ 148.309926][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 148.314843][ T1243] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 148.314853][ T1243] cgroup_file_write+0x22f/0x4f0
[ 148.314862][ T1243] kernfs_fop_write_iter+0x2cd/0x410
[ 148.314870][ T1243] ? cgroup_seqfile_stop+0xc0/0xc0
[ 148.314887][ T1243] vfs_write+0xb57/0xe50
[ 148.320339][ T413] RBP: ffffc90000f17e80 R08: ffffffff81b006e3 R09: fffff520001e2fcd
[ 148.325437][ T1243] ksys_write+0x157/0x260
[ 148.325449][ T1243] __x64_sys_write+0x7b/0x90
[ 148.325460][ T1243] do_syscall_64+0x34/0x70
[ 148.325470][ T1243] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.325489][ T1243] RIP: 0033:0x7fa66af510e9
[ 148.329953][ T413] R10: fffff520001e2fcd R11: 1ffff920001e2fcc R12: ffff8881101c9248
[ 148.334804][ T1243] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 148.334811][ T1243] RSP: 002b:00007fa66aea6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 148.334824][ T1243] RAX: ffffffffffffffda RBX: 00007fa66b064030 RCX: 00007fa66af510e9
[ 148.334837][ T1243] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 148.339076][ T413] R13: 0000000000000008 R14: dffffc0000000000 R15: 00000000ffffffff
[ 148.343608][ T1243] RBP: 00007fa66aea61d0 R08: 0000000000000000 R09: 0000000000000000
[ 148.343614][ T1243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 148.343620][ T1243] R13: 00007ffdc3271fbf R14: 00007fa66aea6300 R15: 0000000000022000
[ 148.345375][ T1243] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 148.348525][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 148.590703][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 148.597657][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506b0
[ 148.604558][ T18] !!! css_put is zero set CSS_NO_REF
[ 148.605855][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 148.611265][ T18] !!! css_put is zero set CSS_NO_REF
[ 148.619312][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 148.619317][ T413] Call Trace:
[ 148.619334][ T413] __cleanup_mnt+0x19/0x20
[ 148.619350][ T413] task_work_run+0x147/0x1b0
[ 148.625144][ T18] !!! css_put is zero set CSS_NO_REF
[ 148.635181][ T413] exit_to_user_mode_loop+0xc8/0xe0
[ 148.638285][ T1276] FAULT_INJECTION: forcing a failure.
[ 148.638285][ T1276] name failslab, interval 1, probability 0, space 0, times 0
[ 148.641690][ T413] syscall_exit_to_user_mode+0x77/0xa0
[ 148.646884][ T1276] CPU: 1 PID: 1276 Comm: syz-executor.3 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 148.652375][ T413] do_syscall_64+0x40/0x70
[ 148.657590][ T1276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 148.657595][ T1276] Call Trace:
[ 148.657606][ T1276] dump_stack+0x19c/0x1e2
[ 148.657616][ T1276] should_fail+0x3f7/0x5b0
[ 148.657626][ T1276] __should_failslab+0xd2/0x130
[ 148.657633][ T1276] should_failslab+0x9/0x20
[ 148.657641][ T1276] slab_pre_alloc_hook+0x25/0xe0
[ 148.657650][ T1276] ? __kernfs_new_node+0x4c/0x6d0
[ 148.657657][ T1276] __kmalloc_track_caller+0x70/0x300
[ 148.657672][ T1276] ? __kernfs_new_node+0x4c/0x6d0
[ 148.670443][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.676021][ T1276] kstrdup_const+0x55/0x90
[ 148.676031][ T1276] __kernfs_new_node+0x4c/0x6d0
[ 148.676044][ T1276] ? string+0x29f/0x2b0
[ 148.688107][ T413] RIP: 0033:0x7f9e96163557
[ 148.692645][ T1276] ? vsnprintf+0x1a6c/0x1b30
[ 148.692660][ T1276] kernfs_new_node+0x97/0x170
[ 148.702985][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 148.706218][ T1276] __kernfs_create_file+0x4a/0x270
[ 148.706229][ T1276] cgroup_addrm_files+0x99e/0xeb0
[ 148.706242][ T1276] ? delete_node+0x747/0x7a0
[ 148.710614][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246
[ 148.714993][ T1276] css_populate_dir+0x137/0x370
[ 148.715003][ T1276] cgroup_apply_control_enable+0x5cd/0xf70
[ 148.715012][ T1276] cgroup_apply_control+0x36/0x710
[ 148.715020][ T1276] ? init_wait_entry+0xe0/0xe0
[ 148.715034][ T1276] ? cgroup_kn_lock_live+0x1af/0x370
[ 148.720336][ T413] ORIG_RAX: 00000000000000a6
[ 148.724737][ T1276] cgroup_subtree_control_write+0xd05/0x12d0
[ 148.724749][ T1276] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 148.724759][ T1276] cgroup_file_write+0x22f/0x4f0
[ 148.724769][ T1276] kernfs_fop_write_iter+0x2cd/0x410
[ 148.724789][ T1276] ? cgroup_seqfile_stop+0xc0/0xc0
[ 148.729706][ T413] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f9e96163557
[ 148.734701][ T1276] vfs_write+0xb57/0xe50
[ 148.734711][ T1276] ksys_write+0x157/0x260
[ 148.734724][ T1276] __x64_sys_write+0x7b/0x90
[ 148.740123][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 148.745273][ T1276] do_syscall_64+0x34/0x70
[ 148.745286][ T1276] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 148.745295][ T1276] RIP: 0033:0x7f8c017690e9
[ 148.745306][ T1276] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 148.745312][ T1276] RSP: 002b:00007f8c016be168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 148.745325][ T1276] RAX: ffffffffffffffda RBX: 00007f8c0187c030 RCX: 00007f8c017690e9
[ 148.745331][ T1276] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 148.745347][ T1276] RBP: 00007f8c016be1d0 R08: 0000000000000000 R09: 0000000000000000
[ 148.751266][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 148.756147][ T1276] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 148.756154][ T1276] R13: 00007ffc6cf4f0af R14: 00007f8c016be300 R15: 0000000000022000
[ 148.757021][ T1276] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 148.761289][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 149.021597][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 149.030588][ T413] ---[ end trace b9d4a1c636ee14a0 ]---
[ 149.035601][ T18] !!! css_put is zero set CSS_NO_REF
[ 149.044375][ T18] !!! css_put is zero set CSS_NO_REF
[ 149.050120][ T18] !!! css_put is zero set CSS_NO_REF
[ 149.056094][ T1284] FAULT_INJECTION: forcing a failure.
[ 149.056094][ T1284] name failslab, interval 1, probability 0, space 0, times 0
[ 149.069678][ T1284] CPU: 1 PID: 1284 Comm: syz-executor.5 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 149.082311][ T1284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 149.092712][ T1284] Call Trace:
[ 149.096000][ T1284] dump_stack+0x19c/0x1e2
[ 149.100530][ T1284] should_fail+0x3f7/0x5b0
[ 149.105123][ T1284] __should_failslab+0xd2/0x130
[ 149.110074][ T1284] should_failslab+0x9/0x20
[ 149.114572][ T1284] slab_pre_alloc_hook+0x25/0xe0
[ 149.119503][ T1284] ? __kernfs_new_node+0x4c/0x6d0
[ 149.124610][ T1284] __kmalloc_track_caller+0x70/0x300
[ 149.130061][ T1284] ? __kernfs_new_node+0x4c/0x6d0
[ 149.135082][ T1284] kstrdup_const+0x55/0x90
[ 149.139582][ T1284] __kernfs_new_node+0x4c/0x6d0
[ 149.144969][ T1284] ? string+0x29f/0x2b0
[ 149.149109][ T1284] ? vsnprintf+0x1a6c/0x1b30
[ 149.153819][ T1284] kernfs_new_node+0x97/0x170
[ 149.158733][ T1284] __kernfs_create_file+0x4a/0x270
[ 149.163827][ T1284] cgroup_addrm_files+0x99e/0xeb0
[ 149.168857][ T1284] ? delete_node+0x747/0x7a0
[ 149.173455][ T1284] css_populate_dir+0x137/0x370
[ 149.178593][ T1284] cgroup_apply_control_enable+0x5cd/0xf70
[ 149.184583][ T1284] cgroup_apply_control+0x36/0x710
[ 149.190738][ T1284] ? init_wait_entry+0xe0/0xe0
[ 149.195700][ T1284] ? cgroup_kn_lock_live+0x1af/0x370
[ 149.200975][ T1284] cgroup_subtree_control_write+0xd05/0x12d0
[ 149.206950][ T1284] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 149.212933][ T1284] cgroup_file_write+0x22f/0x4f0
[ 149.217999][ T1284] kernfs_fop_write_iter+0x2cd/0x410
[ 149.223283][ T1284] ? cgroup_seqfile_stop+0xc0/0xc0
[ 149.228444][ T1284] vfs_write+0xb57/0xe50
[ 149.232784][ T1284] ksys_write+0x157/0x260
[ 149.237277][ T1284] __x64_sys_write+0x7b/0x90
[ 149.241880][ T1284] do_syscall_64+0x34/0x70
[ 149.246502][ T1284] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 149.252628][ T1284] RIP: 0033:0x7fa66af510e9
[ 149.257029][ T1284] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 149.276729][ T1284] RSP: 002b:00007fa66aec7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 149.285577][ T1284] RAX: ffffffffffffffda RBX: 00007fa66b063f60 RCX: 00007fa66af510e9
[ 149.293750][ T1284] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 149.301707][ T1284] RBP: 00007fa66aec71d0 R08: 0000000000000000 R09: 0000000000000000
[ 149.309758][ T1284] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 149.317994][ T1284] R13: 00007ffdc3271fbf R14: 00007fa66aec7300 R15: 0000000000022000
[ 149.326395][ T1284] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 149.364271][ T67] !!! css_put is zero set CSS_NO_REF
[ 149.369733][ T67] !!! css_put is zero set CSS_NO_REF
[ 149.375570][ T67] !!! css_put is zero set CSS_NO_REF
[ 149.381072][ T1279] FAULT_INJECTION: forcing a failure.
[ 149.381072][ T1279] name failslab, interval 1, probability 0, space 0, times 0
[ 149.393848][ T1279] CPU: 1 PID: 1279 Comm: syz-executor.1 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 149.406552][ T1279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 149.418653][ T1279] Call Trace:
[ 149.422580][ T1279] dump_stack+0x19c/0x1e2
[ 149.428148][ T1279] should_fail+0x3f7/0x5b0
[ 149.432827][ T1279] __should_failslab+0xd2/0x130
[ 149.437866][ T1279] should_failslab+0x9/0x20
[ 149.443166][ T1279] slab_pre_alloc_hook+0x25/0xe0
[ 149.448850][ T1279] kmem_cache_alloc_trace+0x47/0x2b0
[ 149.454361][ T1279] ? percpu_ref_init+0xd0/0x330
[ 149.460334][ T1279] percpu_ref_init+0xd0/0x330
[ 149.465714][ T1279] ? cgroup_setup_root+0x8a0/0x8a0
[ 149.471167][ T1279] cgroup_apply_control_enable+0x3d2/0xf70
[ 149.477488][ T1279] cgroup_apply_control+0x36/0x710
[ 149.482582][ T1279] ? init_wait_entry+0xe0/0xe0
[ 149.487332][ T1279] ? cgroup_kn_lock_live+0x1af/0x370
[ 149.492774][ T1279] cgroup_subtree_control_write+0xd05/0x12d0
[ 149.499017][ T1279] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 149.505299][ T1279] cgroup_file_write+0x22f/0x4f0
[ 149.510552][ T1279] kernfs_fop_write_iter+0x2cd/0x410
[ 149.515857][ T1279] ? cgroup_seqfile_stop+0xc0/0xc0
[ 149.521049][ T1279] vfs_write+0xb57/0xe50
[ 149.525384][ T1279] ksys_write+0x157/0x260
[ 149.529710][ T1279] __x64_sys_write+0x7b/0x90
[ 149.534485][ T1279] do_syscall_64+0x34/0x70
[ 149.538884][ T1279] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 149.544927][ T1279] RIP: 0033:0x7f039e0800e9
[ 149.549329][ T1279] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 149.569323][ T1279] RSP: 002b:00007f039dfd5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 149.577732][ T1279] RAX: ffffffffffffffda RBX: 00007f039e193030 RCX: 00007f039e0800e9
[ 149.586030][ T1279] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 149.594953][ T1279] RBP: 00007f039dfd51d0 R08: 0000000000000000 R09: 0000000000000000
[ 149.603191][ T1279] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 149.611321][ T1279] R13: 00007ffdcaadf2cf R14: 00007f039dfd5300 R15: 0000000000022000
[ 149.664380][ T377] !!! css_put is zero set CSS_NO_REF
[ 149.670144][ T377] !!! css_put is zero set CSS_NO_REF
[ 149.675924][ T1290] FAULT_INJECTION: forcing a failure.
[ 149.675924][ T1290] name failslab, interval 1, probability 0, space 0, times 0
[ 149.693553][ T1290] CPU: 0 PID: 1290 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 149.705156][ T1290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 149.715679][ T1290] Call Trace:
[ 149.718989][ T1290] dump_stack+0x19c/0x1e2
[ 149.723469][ T1290] should_fail+0x3f7/0x5b0
[ 149.727871][ T1290] __should_failslab+0xd2/0x130
[ 149.733023][ T1290] should_failslab+0x9/0x20
[ 149.742461][ T1290] slab_pre_alloc_hook+0x25/0xe0
[ 149.747549][ T1290] ? __kernfs_new_node+0x4c/0x6d0
[ 149.753435][ T1290] __kmalloc_track_caller+0x70/0x300
[ 149.758918][ T1290] ? __kernfs_new_node+0x4c/0x6d0
[ 149.764051][ T1290] kstrdup_const+0x55/0x90
[ 149.769587][ T1290] __kernfs_new_node+0x4c/0x6d0
[ 149.774420][ T1290] ? string+0x29f/0x2b0
[ 149.779090][ T1290] ? vsnprintf+0x1a6c/0x1b30
[ 149.783861][ T1290] kernfs_new_node+0x97/0x170
[ 149.788718][ T1290] __kernfs_create_file+0x4a/0x270
[ 149.793819][ T1290] cgroup_addrm_files+0x99e/0xeb0
[ 149.798840][ T1290] ? delete_node+0x747/0x7a0
[ 149.803429][ T1290] css_populate_dir+0x137/0x370
[ 149.808269][ T1290] cgroup_apply_control_enable+0x5cd/0xf70
[ 149.814078][ T1290] cgroup_apply_control+0x36/0x710
[ 149.819378][ T1290] ? init_wait_entry+0xe0/0xe0
[ 149.824291][ T1290] ? cgroup_kn_lock_live+0x1af/0x370
[ 149.829717][ T1290] cgroup_subtree_control_write+0xd05/0x12d0
[ 149.835716][ T1290] ? cgroup_subtree_control_show+0x1c0/0x1c0
[ 149.842139][ T1290] cgroup_file_write+0x22f/0x4f0
[ 149.847250][ T1290] kernfs_fop_write_iter+0x2cd/0x410
[ 149.852621][ T1290] ? cgroup_seqfile_stop+0xc0/0xc0
[ 149.858100][ T1290] vfs_write+0xb57/0xe50
[ 149.862412][ T1290] ksys_write+0x157/0x260
[ 149.868001][ T1290] __x64_sys_write+0x7b/0x90
[ 149.873522][ T1290] do_syscall_64+0x34/0x70
[ 149.878768][ T1290] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 149.884757][ T1290] RIP: 0033:0x7f9e961620e9
[ 149.889820][ T1290] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 149.910228][ T1290] RSP: 002b:00007f9e960b7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 149.918734][ T1290] RAX: ffffffffffffffda RBX: 00007f9e96275030 RCX: 00007f9e961620e9
[ 149.927038][ T1290] RDX: 0000000000000006 RSI: 00000000200000c0 RDI: 0000000000000004
[ 149.935004][ T1290] RBP: 00007f9e960b71d0 R08: 0000000000000000 R09: 0000000000000000
[ 149.942975][ T1290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[ 149.951117][ T1290] R13: 00007ffffb30ac6f R14: 00007f9e960b7300 R15: 0000000000022000
[ 149.959679][ T1290] cgroup: cgroup_addrm_files: failed to add max, err=-12
[ 149.968869][ T413] ------------[ cut here ]------------
[ 149.974378][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 149.983381][ T413] Modules linked in:
[ 149.987410][ T413] CPU: 1 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 149.999129][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 150.010186][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 150.015862][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 150.035799][ T413] RSP: 0018:ffffc90000f17d58 EFLAGS: 00010293
[ 150.041871][ T413] RAX: ffffffff81aeff3c RBX: ffff88810f9a8b60 RCX: ffff888107a72dc0
[ 150.050054][ T413] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
[ 150.058210][ T413] RBP: ffffc90000f17dc8 R08: ffffffff81aefc67 R09: fffff520001e2fa3
[ 150.066216][ T413] R10: fffff520001e2fa3 R11: 1ffff920001e2fa2 R12: dffffc0000000000
[ 150.074408][ T413] R13: ffff88810f9a8a80 R14: 00000000ffffffff R15: 0000000000000000
[ 150.082479][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 150.091430][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 150.098744][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506a0
[ 150.107000][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 150.115178][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 150.123142][ T413] Call Trace:
[ 150.126488][ T413] ? init_wait_entry+0xe0/0xe0
[ 150.131260][ T413] ? up_write+0x68/0x140
[ 150.135544][ T413] namespace_unlock+0x377/0x420
[ 150.140409][ T413] path_umount+0xe23/0xed0
[ 150.144871][ T413] __x64_sys_umount+0xe8/0x110
[ 150.149643][ T413] do_syscall_64+0x34/0x70
[ 150.154063][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 150.160281][ T413] RIP: 0033:0x7f9e96163557
[ 150.164726][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 150.186204][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 150.194733][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 150.202868][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 150.210952][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 150.219134][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 150.227619][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 150.235707][ T413] ---[ end trace b9d4a1c636ee14a1 ]---
[ 150.241459][ T413] ------------[ cut here ]------------
[ 150.247148][ T413] WARNING: CPU: 1 PID: 413 at fs/namespace.c:1168 mntput_no_expire+0x3fc/0x600
[ 150.256084][ T413] Modules linked in:
[ 150.259962][ T413] CPU: 1 PID: 413 Comm: syz-executor.4 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 150.272310][ T413] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 150.282809][ T413] RIP: 0010:mntput_no_expire+0x3fc/0x600
[ 150.288577][ T413] Code: 48 c7 c2 00 dd c4 85 e8 02 e6 94 ff e9 da fc ff ff e8 78 0d ba ff e9 d0 fc ff ff e8 6e 0d ba ff e9 c6 fc ff ff e8 64 0d ba ff <0f> 0b e9 32 fd ff ff e8 58 0d ba ff e8 a3 74 a7 ff e9 28 fd ff ff
[ 150.309779][ T413] RSP: 0018:ffffc90000f17dd0 EFLAGS: 00010293
[ 150.316637][ T413] RAX: ffffffff81aeff3c RBX: ffff88810f9a8b60 RCX: ffff888107a72dc0
[ 150.324898][ T413] RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
[ 150.332872][ T413] RBP: ffffc90000f17e40 R08: ffffffff81aefc67 R09: fffff520001e2fb2
[ 150.340945][ T413] R10: fffff520001e2fb2 R11: 1ffff920001e2fb1 R12: dffffc0000000000
[ 150.349191][ T413] R13: ffff88810f9a8a80 R14: 00000000fffffffe R15: 0000000000000000
[ 150.357406][ T413] FS: 00005555574dd400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
[ 150.367564][ T413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 150.374146][ T413] CR2: 00005555574e6b38 CR3: 00000001163bf000 CR4: 00000000003506a0
[ 150.382150][ T413] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 150.390908][ T413] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 150.399091][ T413] Call Trace:
[ 150.402661][ T413] path_umount+0x1ad/0xed0
[ 150.407107][ T413] __x64_sys_umount+0xe8/0x110
[ 150.412064][ T413] do_syscall_64+0x34/0x70
[ 150.416520][ T413] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 150.423362][ T413] RIP: 0033:0x7f9e96163557
[ 150.428058][ T413] Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 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
[ 150.448105][ T413] RSP: 002b:00007ffffb309dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[ 150.456668][ T413] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e96163557
[ 150.466490][ T413] RDX: 00007ffffb309e9a RSI: 000000000000000a RDI: 00007ffffb309e90
[ 150.474498][ T413] RBP: 00007ffffb309e90 R08: 00000000ffffffff R09: 00007ffffb309c60
[ 150.483245][ T413] R10: 00005555574deba3 R11: 0000000000000246 R12: 00007f9e961bb1f8
[ 150.491633][ T413] R13: 00007ffffb30af50 R14: 00005555574deb00 R15: 00007ffffb30af90
[ 150.499609][ T413] ---[ end trace b9d4a1c636ee14a2 ]---
[ 150.524284][ C0] list_add corruption. prev->next should be next (ffff8881f705b460), but was ffff888111b35470. (prev=ffff888111b35470).
[ 150.537580][ C0] ------------[ cut here ]------------
[ 150.543047][ C0] kernel BUG at lib/list_debug.c:28!
[ 150.551399][ C0] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[ 150.557653][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 5.10.118-syzkaller-00001-ga24cf7ad2162 #0
[ 150.569410][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 150.579890][ C0] RIP: 0010:__list_add_valid+0xde/0xf0
[ 150.585597][ C0] Code: f1 31 c0 e8 e7 6a 1c 02 0f 0b 48 c7 c7 d0 40 d6 85 e8 b6 f2 19 00 48 c7 c7 c0 fc 02 85 4c 89 f6 4c 89 e1 31 c0 e8 c5 6a 1c 02 <0f> 0b 48 c7 c7 e0 40 d6 85 e8 94 f2 19 00 0f 1f 40 00 55 48 89 e5
[ 150.605799][ C0] RSP: 0018:ffffc90000007bc0 EFLAGS: 00010046
[ 150.611863][ C0] RAX: 0000000000000075 RBX: ffff8881f705b468 RCX: 208e090d32344900
[ 150.620000][ C0] RDX: 0000000000000102 RSI: 0000000000000102 RDI: 0000000000000000
[ 150.628052][ C0] RBP: ffffc90000007be8 R08: ffffffff81514578 R09: ffffed103ee0a590
[ 150.636124][ C0] R10: ffffed103ee0a590 R11: 1ffff1103ee0a58f R12: ffff888111b35470
[ 150.644609][ C0] R13: dffffc0000000000 R14: ffff8881f705b460 R15: ffff888111b35470
[ 150.652742][ C0] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 150.661863][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 150.668698][ C0] CR2: 0000555555f933b8 CR3: 000000010a04c000 CR4: 00000000003506b0
[ 150.676990][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 150.685091][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 150.693060][ C0] Call Trace:
[ 150.696331][ C0]
[ 150.699264][ C0] insert_work+0xfc/0x330
[ 150.703604][ C0] __queue_work+0x99e/0xe20
[ 150.708290][ C0] queue_work_on+0xbe/0x110
[ 150.712778][ C0] css_release+0xae/0xc0
[ 150.717074][ C0] percpu_ref_switch_to_atomic_rcu+0x5be/0x5e0
[ 150.723215][ C0] ? percpu_ref_noop_confirm_switch+0x10/0x10
[ 150.730069][ C0] rcu_do_batch+0x4ad/0xb00
[ 150.735094][ C0] rcu_core+0x64a/0xdf0
[ 150.739272][ C0] rcu_core_si+0x9/0x10
[ 150.743410][ C0] __do_softirq+0x253/0x67b
[ 150.748052][ C0] asm_call_irq_on_stack+0xf/0x20
[ 150.753841][ C0]
[ 150.756779][ C0] do_softirq_own_stack+0x60/0x80
[ 150.761967][ C0] __irq_exit_rcu+0x152/0x1e0
[ 150.766793][ C0] irq_exit_rcu+0x9/0x10
[ 150.771065][ C0] sysvec_apic_timer_interrupt+0xbf/0xe0
[ 150.776889][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 150.782882][ C0] RIP: 0010:acpi_idle_do_entry+0xbb/0x1f0
[ 150.788663][ C0] Code: 89 de 48 83 e6 08 31 ff e8 c2 51 0a fd 48 83 e3 08 0f 85 ae 00 00 00 e9 0c 00 00 00 e8 8e 4c 0a fd 0f 00 2d 27 31 ab 00 fb f4 e9 a1 00 00 00 49 83 c6 04 4c 89 f0 48 c1 e8 03 42 8a 04 38 84
[ 150.817980][ C0] RSP: 0018:ffffffff85a07ce8 EFLAGS: 00000246
[ 150.824049][ C0] RAX: 1ffffffff0b43630 RBX: 0000000000000000 RCX: 0000000000000000
[ 150.832221][ C0] RDX: ffffffff85a1b180 RSI: 0000000000000000 RDI: 0000000000000000
[ 150.840388][ C0] RBP: ffffffff85a07d00 R08: ffffffff845ebffe R09: fffffbfff0b43631
[ 150.848434][ C0] R10: fffffbfff0b43631 R11: 1ffffffff0b43630 R12: 0000000000000001
[ 150.856404][ C0] R13: ffff888100070804 R14: ffff888101ad7064 R15: dffffc0000000000
[ 150.864481][ C0] ? acpi_idle_do_entry+0x9e/0x1f0
[ 150.869628][ C0] ? acpi_idle_do_entry+0x9e/0x1f0
[ 150.875065][ C0] acpi_idle_enter+0x32d/0x4f0
[ 150.884260][ C0] ? rcu_dynticks_eqs_enter+0xa/0x40
[ 150.889529][ C0] cpuidle_enter_state+0x4c8/0x10d0
[ 150.894727][ C0] cpuidle_enter+0x5f/0xa0
[ 150.899117][ C0] do_idle+0x3a8/0x540
[ 150.903158][ C0] cpu_startup_entry+0x25/0x30
[ 150.907893][ C0] rest_init+0xe6/0xf0
[ 150.911935][ C0] ? time_init+0x38/0x38
[ 150.916151][ C0] arch_call_rest_init+0xe/0x10
[ 150.921069][ C0] start_kernel+0x473/0x50e
[ 150.925577][ C0] x86_64_start_reservations+0x2a/0x2c
[ 150.931020][ C0] x86_64_start_kernel+0x7a/0x7d
[ 150.935946][ C0] secondary_startup_64_no_verify+0xb0/0xbb
[ 150.942524][ C0] Modules linked in:
[ 150.946586][ C0] ---[ end trace b9d4a1c636ee14a3 ]---
[ 150.952032][ C0] RIP: 0010:__list_add_valid+0xde/0xf0
[ 150.957600][ C0] Code: f1 31 c0 e8 e7 6a 1c 02 0f 0b 48 c7 c7 d0 40 d6 85 e8 b6 f2 19 00 48 c7 c7 c0 fc 02 85 4c 89 f6 4c 89 e1 31 c0 e8 c5 6a 1c 02 <0f> 0b 48 c7 c7 e0 40 d6 85 e8 94 f2 19 00 0f 1f 40 00 55 48 89 e5
[ 150.978997][ C0] RSP: 0018:ffffc90000007bc0 EFLAGS: 00010046
[ 150.985080][ C0] RAX: 0000000000000075 RBX: ffff8881f705b468 RCX: 208e090d32344900
[ 150.993347][ C0] RDX: 0000000000000102 RSI: 0000000000000102 RDI: 0000000000000000
[ 151.001399][ C0] RBP: ffffc90000007be8 R08: ffffffff81514578 R09: ffffed103ee0a590
[ 151.009498][ C0] R10: ffffed103ee0a590 R11: 1ffff1103ee0a58f R12: ffff888111b35470
[ 151.017638][ C0] R13: dffffc0000000000 R14: ffff8881f705b460 R15: ffff888111b35470
[ 151.026572][ C0] FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 151.035582][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 151.043033][ C0] CR2: 0000555555f933b8 CR3: 000000010a04c000 CR4: 00000000003506b0
[ 151.051277][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 151.059629][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 151.067835][ C0] Kernel panic - not syncing: Fatal exception in interrupt
[ 151.075334][ C0] Kernel Offset: disabled
[ 151.079659][ C0] Rebooting in 86400 seconds..